CN211461276U - Simple infant feeding device - Google Patents

Abstract

The utility model discloses a simple medicine feeding device for infants; comprises a medicine feeding spoon, a medicine placing cylinder, a medicine liquid pushing piston, a piston rod and a support spring; a hollow connecting sleeve is arranged in the middle of the rear part of the medicine feeding spoon; a medicine outlet hole communicated with the hollow connecting sleeve is formed in the medicine feeding spoon; the front end of the medicine placing cylinder is provided with a connector communicated with the hollow connecting sleeve, the liquid medicine pushing piston is arranged on the medicine placing cylinder, the front end of the piston rod is connected with the liquid medicine pushing piston, and the rear end of the piston rod extends out of the medicine placing cylinder; the support spring is sleeved outside the piston rod, the front end of the support spring is connected with the periphery of the rear opening of the drug containing cylinder, the rear end of the support spring is connected with the periphery of the rear part of the piston rod, and the support spring pushes the piston rod backwards in a natural state so as to enable the drug liquid to be injected into the piston and located at the rear part of the interior of the drug containing cylinder. The medicine feeding spoon is stretched into the mouth of an infant in advance, the piston rod is not pushed in the stretching process, so that liquid medicine in the medicine placing cylinder is not prone to flowing out too early, the problem that the liquid medicine is not prone to being overturned even if the infant moves well is solved, when the liquid medicine is pushed into the mouth of the infant, the flowing speed of the liquid medicine can be effectively controlled, and the infant is not prone to being choked.

Description

Simple infant feeding device

technical field

The utility model relates to the technical field of medical care products, in particular to a simple medicine feeding device for infants and young children.

Background technique

In major hospitals, when feeding medicines to hospitalized infants and young children, small spoons are generally used to feed them. Although the traditional small spoons are convenient for feeding medicines, they still have certain defects and deficiencies;

Specifically, on the one hand, a certain amount of medicinal liquid is placed in the corresponding small spoon in advance, and then slowly placed in the mouth of infants and young children. During this process, because infants and young children generally move very well, there is no medicinal liquid that has been delivered yet. Infants and young children may be knocked over in their mouths, which makes the use effect not very good. On the other hand, when using a small spoon to feed infants and young children, it is difficult to control the amount of medicine. This makes it easy to choke infants and young children, and directly use a small spoon to feed the infants and young children. Many medicinal liquids are bitter, so that infants and young children will resist, and then refuse to open their mouths to take medicine.

Thereby, existing problems remain to be solved.

Utility model content

The purpose of this utility model is to overcome the above-mentioned deficiencies of the prior art and provide a simple medicine feeding device for infants and young children.

The technical scheme adopted by the utility model to solve the problems of the prior art is as follows: a simple medicine feeding device for infants and young children, comprising a medicine feeding spoon, a medicine cartridge with an open rear end, a medicine liquid injection piston, a piston rod and a support reed;

The rear middle part of the medicine feeding spoon extends backward and is provided with a hollow connecting sleeve integrally formed therewith; the rear middle part of the inner wall of the medicine feeding spoon is provided with a medicine outlet hole which is communicated with the front end of the hollow connecting sleeve; cylindrical shape, the front end of which extends forward and is provided with a connecting head that communicates with the inside thereof, and the front end of the connecting head is detachably connected with the rear end of the hollow connecting sleeve;

The liquid medicine push-injection piston can be moved back and forth in the medicine cartridge, so that a sealed medicine storage space is formed between its front end surface and the inner front end of the medicine cartridge; the front end of the piston rod extends into the medicine cartridge. The drug cartridge is fixedly connected with the rear end surface of the liquid medicine injection piston, and the rear end extends backward to the outside of the rear opening of the drug placement cartridge; the support spring is sleeved outside the piston rod, and its front end It is fixedly connected with the open periphery of the rear part of the medicine cartridge, and its rear end is fixedly connected with the periphery of the rear part of the piston rod. The liquid medicine push piston is located in the rear part of the medicine cartridge.

The above technical solutions are further elaborated below:

Preferably, a ring of lugs A is provided on the periphery of the open opening at the rear of the medicine cartridge; a ring of lugs B is provided on the periphery of the rear of the piston rod:

The support spring is connected between the rear end surface of the ear seat A and the front end surface of the ear seat B.

Preferably, the rear end face of the ear seat A is provided with a circle of limiting grooves A in the rearward circumferential direction close to the opening of the rear part of the drug placement cartridge; the limit slot B;

The front end of the support spring is detachably clamped in the limiting groove A, and the rear end detachable is clamped and fixed in the limiting groove B.

Preferably, the rear end of the hollow connection sleeve is provided with an inner thread; the outer wall of the connection head is provided with an outer thread for engaging the inner thread, so as to be threadedly connected with the hollow connection sleeve.

Preferably, it also includes a one-way valve for controlling the one-way flow of medicinal liquid into the medicine feeding spoon through the medicine cartridge;

The one-way valve is clamped in the medicine outlet hole and the hollow connecting sleeve.

Preferably, the one-way valve is a duckbill valve, comprising a duckbill valve head whose outer diameter matches the inner diameter of the medicine outlet hole, and an outer diameter connected to the rear of the duckbill valve head that is slightly larger than the diameter of the valve head. The fixing ear of the outer diameter of the duckbill valve head;

The diameter of the medicine outlet hole is smaller than the inner diameter of the hollow connection sleeve; the front end of the hollow connection sleeve is provided with a concave step with an inner diameter slightly larger than the inner diameter of the medicine outlet hole; the duckbill valve head is inserted from the back to the front. to the medicine outlet hole; the fixing ear is limited and clamped on the concave step;

When the rear end of the hollow connecting sleeve is threadedly connected to the connecting head;

Preferably, a partition plate is fixed in the middle part of the medicine feeding spoon inclined forward, so that the inside of the medicine feeding spoon is divided into a front half area and a rear half area; the height of the partition plate is the same as the height of the medicine outlet hole. flush.

Preferably, it also includes a sleeve forwardly connected to the front end surface of the ear seat B and used for enveloping the length of the support spring to match the length of the piston rod;

The medicine cartridge includes an inner bladder layer on the inner layer and an outer bladder layer on the outer layer; the inner bladder layer and the outer bladder layer are formed to be opposite to the sleeve and suitable for the sleeve The cavity into which the cylinder is inserted; the front end of the inner bladder layer is sealed with the front end of the outer bladder layer, and the rear end of the outer bladder layer is connected to the front end surface of the ear seat A; the rear end surface of the ear seat A is provided with a communication The annular insertion groove of the cavity, the front end of the sleeve extends from the annular insertion groove into the cavity, so that the seal covers the support spring and the piston rod.

Preferably, the medicine container is made of transparent plastic material, and the outer wall of the outer bile layer of the medicine container is provided with a scale along its length direction.

Preferably, it also includes a temperature sticker for indicating the temperature of the medicinal liquid in the cartridge;

The temperature sticker is fixed on the outer wall of the front end of the inner bladder layer, and the length of the temperature sticker is equal to or less than the thickness of the medicinal liquid injection piston.

The beneficial effects of the present utility model are:

First, a simple medicine feeding device for infants and young children provided by the present utility model, in the specific implementation, on the one hand, the set medicine cartridge is convenient for pre-installing the brewed or prepared medicinal liquid, and the set medicine feeding The spoon is easy to be inserted into the mouth of the infant to feed medicine to the infant. When in use, the medicine feeding spoon is inserted into the mouth of the infant in advance, and the piston rod is not pushed during the insertion process, so that the The liquid medicine in the cartridge is not easy to flow out prematurely, so that even if the infant is active, it is not easy to overturn the liquid medicine. After the medicine feeding spoon is inserted into the mouth of the infant, the piston rod can be pushed forward. And the medicine liquid in the medicine cartridge is slowly pushed out to the medicine feeding spoon and flows into the mouths of infants and young children, so that the utility model has good reliability. Before the mouth of the child, the rear end of the piston rod passes through the rear end of the support spring, so that it can easily move forward without being subjected to force, so that the injection speed of the liquid medicine can be well controlled, and it is not easy to feel bad due to the injection force. Therefore, the liquid medicine in the medicine cartridge is injected all at once, so that the outflow speed of the medicine liquid can be effectively controlled, and it is not easy to choke infants and young children due to excessive flow out at once. When placing medicine in the medicine cartridge, separate it from the medicine feeding spoon, manually press the piston rod forward, so that the medicine liquid injection piston slides to the inner front of the medicine setting cartridge, and the connection The head is placed in the medicine cup, and then the piston rod is manually loosened, and the piston rod will move away from the medicine cartridge through the reaction force of the support spring, so that the medicine liquid in the medicine cup can be independently carried out. The suction saves the trouble of manually and manually inserting medicine into the medicine cartridge, making the operation convenient, time-saving and labor-saving in operation, and furthermore, the utility model has strong practicability and good use effect.

Second, in this technical solution, on the one hand, the front end of the support spring is detachably clamped in the limit slot A, and the rear end detachable is clamped in the limit slot B, so that the It can be easily disassembled, making it easy to take out the connected medicinal liquid injection piston and the piston rod, so as to facilitate the subsequent cleaning and disinfection of the medicinal cartridge, the medicinal liquid injection piston and the piston rod, The utility model can be used repeatedly in a clean and hygienic manner for the same infant. On the other hand, the medicine cartridge and the medicine feeding spoon are threadedly connected, so that while the connection between them is firm, the connection is sealed. It is also better, so that the medicinal liquid is not easy to leak from its connection, and the set one-way valve is convenient to control the medicinal liquid to flow into the medicine feeding spoon through the medicine cartridge in one direction, so that the outflowing medicine can be easily controlled. The liquid is not easy to be sucked back due to the reaction force of the support spring pushing the piston rod backward, which makes the use reliability of the utility model better. The one-way valve can also play the role of sealing the medicine outlet hole, so that the outside air is not easy to enter the medicine cartridge, so that the internal air pressure increases and the piston rod is reset, so that it can effectively avoid The piston rod needs to be pushed forward again from the initial position every time the bolus is injected, so that the operation is more labor-saving, and further, the use effect of the present invention can be effectively improved.

Third, in this embodiment, on the one hand, the provided partition divides the inside of the medicine feeding spoon into a first half area and a second half area. When using it, breast milk and brewed milk powder can be easily preliminarily placed in the first half area. or fruit juice and other nutrient solutions that infants and young children like to drink, so that infants and young children can feel the taste and can take the initiative to suck. During this process, the piston rod can be pushed forward synchronously, so that the Inject the medicinal liquid into the second half area, and then slowly tilt the medicine feeding spoon to a certain angle, so that the infants and young children can suck the medicinal liquid of the placed nutrient solution one after another. At this time, the medicinal liquid has entered the mouths of the infants and young children. It is not easy to be spit out, and it is too late for infants to refuse to open their mouths. At the same time, the nutrient solutions such as breast milk, brewed milk powder or fruit juice inhaled by infants and young children can also dilute the bitter taste of the liquid medicine, making it difficult for infants and young children to resist and refuse to eat. medicine, and further, the use effect of the present invention can reach the best.

Description of drawings

1 is a sectional view of the overall sheet plane structure of the simple infant and young child medicine feeding device of the present utility model;

Figure 2 is an exploded view of the simple infant medicine feeding device of the present invention in Figure 1;

Fig. 3 is in Fig. 1, the enlarged view of described medicine feeding spoon;

Fig. 4 is the enlarged view of A in Fig. 2;

Fig. 5 is the enlarged view of B in Fig. 2;

The realization, functional characteristics and advantages of the purpose of the present utility model will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Reference number:

Simple infant feeding device 1000;

10 medicine spoons;

Hollow connecting sleeve 101; Internal thread 1011; Concave step 1012; Medicine outlet hole 102; Partition plate 103; Front half area 104;

Set the cartridge 20;

connector 201; external thread 2011; ear seat A202; limit groove A2021; annular insertion groove 2022;

inner bladder layer 21;

outer bladder layer 22;

Liquid bolus injection piston 30;

Piston rod 40;

Ear socket B401: Limit slot B4011;

support spring 50;

One-way valve 60;

Duckbill valve head 601; Fixed ear 602;

Sleeve 70;

The temperature sticks to 80.

Detailed ways

The technical solutions of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments, so as to understand the essence of the present invention more clearly and intuitively.

With reference to Figure 1, Figure 2, Figure 3, Figure 4 and Figure 5;

A simple medicine feeding device 1000 for infants and young children provided by the present utility model includes a medicine feeding spoon 10, a medicine cartridge 20 with an open rear end, a medicine liquid injection piston 30, a piston rod 40 and a support spring 50;

Wherein, a hollow connecting sleeve 101 integrally formed with the medicine feeding spoon 10 extends backward from the rear middle part of the medicine feeding spoon 10; ; The medicine cartridge 20 is cylindrical, and its front end extends forward with a connecting head 201 that communicates with its interior, and the front end of the connecting head 201 is detachably connected to the rear end of the hollow connecting sleeve 101;

In addition, the liquid medicine injection piston 30 can be moved back and forth and clamped in the medicine insertion cartridge 20, so that a sealed medicine storage space is formed between its front end surface and the inner front end of the medicine insertion cylinder 20; the piston The front end of the rod 40 extends into the medicine cartridge 20 and is fixedly connected with the rear end surface of the medicine liquid injection piston 30, and the rear end extends backward to the rear opening of the medicine storage cartridge 20; the support spring 50 sets It is arranged outside the piston rod 40, its front end is fixedly connected with the open periphery of the rear part of the medicine cartridge 20, and its rear end is fixedly connected with the back periphery of the piston rod 40, and the support spring 50 is in the In the natural state, the piston rod 40 is pushed back, so that the medicinal liquid injection piston 30 is located at the rear of the medicine cartridge 20 .

Based on the above, it is clear that when the present invention is implemented, it is mainly used as a simple medicine feeding device 1000 for infants and young children.

On the one hand, the provided medicine cartridge 20 is convenient for pre-installing the brewed or prepared medicinal liquid, and the provided medicine feeding spoon 10 is convenient to extend into the mouth of the infant to feed the infant and young child. The medicine feeding spoon 10 is inserted into the mouth of the infant in advance, and the piston rod 40 is not pushed during the insertion process, so that the medicine liquid in the medicine cartridge 20 is not easy to flow out prematurely, so that even if the infant is active, it is not easy There is a problem of overturning the medicinal liquid. After the medicine feeding spoon 10 is inserted into the mouth of the infant, the piston rod 40 can be pushed forward so that the medicinal liquid in the medicine cartridge 20 can be slowly injected. It flows out to the medicine feeding spoon 10 and flows into the mouths of infants and young children, so that the utility model has good reliability in use.

On the other hand, before injecting the medicinal liquid into the mouth of the infant, the rear end of the piston rod 40 is pushed back by the support spring 50, so that it can easily move forward without being subjected to force, so that the medicinal liquid bolus injection speed can be controlled. It has good performance, so that it is not easy for the medicine liquid in the medicine cartridge 20 to be bolstered at once due to the poor feeling of the bolus injection force, so that the speed of the medicine liquid can be effectively controlled, and it is not easy for the medicine liquid to flow out too much at once. Choking on infants.

At the same time, when it is necessary to put medicine into the medicine cartridge 20 in advance, separate it from the medicine feeding spoon 10, and manually press the piston rod 40 forward to make the medicine liquid injection piston 30 slide. To the inner front of the medicine cartridge 20 , place the connecting head 201 in the medicine cup, and then manually loosen the piston rod 40 , the piston rod 40 will pass the reaction force of the support spring 50 And moving away from the medicine cartridge 20 makes it possible to suction the medicinal liquid in the medicine cup autonomously, so that the trouble of manually inserting medicine into the medicine cartridge 20 is saved, and the operation is convenient and time-saving. Effortless.

Furthermore, the utility model has strong practicability, so that the use effect is good.

It should be emphasized that, in specific implementation, a ring of lugs A202 is provided on the periphery of the open rear of the cartridge 20; a ring of lugs B401 is provided on the periphery of the rear of the piston rod 40:

The support spring 50 is connected between the rear end surface of the ear seat A202 and the front end surface of the ear seat B401.

Therefore, on the one hand, the ear seat A202 and the ear seat B401 are arranged to facilitate fixing the retainer spring 50, so that the retainer spring 50 can be fixed firmly; on the other hand, its structure is similar to that of a traditional syringe, It is convenient for people to hold the utility model to control the utility model.

And, specifically in this case, the rear end surface of the ear seat A202 is provided with a circle of limiting grooves A2021 in the rearward circumferential direction close to the rear opening of the medicine cartridge 20; the front end of the ear seat B401 is provided with a circle and the limit Position slot A2021 is positioned opposite to limit slot B4011;

For the existing support springs 50 on the market, they generally have both ends at the beginning and the end.

Wherein, in this embodiment, the front end of the support spring 50 is detachably clamped in the limiting groove A2021, and the rear end detachable is clamped and fixed in the limiting groove B4011.

In this way, the retaining spring 50 can be detached and fixed, and when it needs to be detached, the piston rod 40 can be pulled back with a little manual force so as to be separated from the cartridge 20, which is convenient for The support spring 50 can be quickly taken out, and the corresponding operation is very simple.

Furthermore, the support spring 50 can be easily disassembled, so as to facilitate the subsequent cleaning and disinfection of the disassembled drug cartridge 20, the drug liquid injection piston 30, the piston rod 40 and the support spring 50, so that the same The utility model for infants and young children can be repeatedly used cleanly and hygienically.

Furthermore, in this technical solution, the rear end of the hollow connecting sleeve 101 is provided with an internal thread 1011; the outer wall of the connecting head 201 is provided with an external thread 2011 for engaging the internal thread 1011, so as to connect with the hollow Sleeve 101 threaded connection.

Therefore, the medicine cartridge 20 and the medicine feeding spoon 10 are threadedly connected, so that while the connection between them is firm, the connection sealing performance is also good, so that the medicine liquid is not easy to leak from the connection.

Thirdly, in the technical solution, the present invention further includes a one-way valve 60 for controlling the one-way flow of medicinal liquid into the medicine feeding spoon 10 through the medicine setting cartridge 20;

Wherein, the one-way valve 60 is fixed in the medicine outlet hole 102 and the hollow connecting sleeve 101 .

Preferably, in this embodiment, the one-way valve 60 is a duckbill valve, including a duckbill valve head 601 with an outer diameter matching the inner diameter of the medicine outlet hole 102 and a duckbill valve head 601 connected to the duckbill valve The outer diameter of the rear of the head 601 is slightly larger than the fixing ear 602 of the outer diameter of the duckbill valve head 601;

Wherein, the diameter of the medicine outlet hole 102 is smaller than the inner diameter of the hollow connecting sleeve 101 ; the inner front end of the hollow connecting sleeve 101 is provided with a concave step 1012 whose inner diameter is slightly larger than the inner diameter of the medicine outlet hole 102 ; the duckbill-shaped The valve head 601 is inserted into the medicine outlet hole 102 from the rear to the front; the fixing ears 602 are limited and clamped to the concave step 1012 ;

When the rear end of the hollow connecting sleeve 101 is threadedly connected with the connecting head 201; the peripheral edge of the front end surface of the connecting head 201 and the peripheral edge of the rear end surface of the fixing lug 602 are abutted against each other, so that the one-way valve 60 can be installed stably and securely. Not easy to loosen.

Therefore, the provided one-way valve 60 is convenient for controlling the one-way flow of the medicinal liquid into the medicine feeding spoon 10 through the medicine cartridge 20 , so that the outflowing medicinal liquid is not easily pushed by the reaction force of the support spring 50 . The piston rod 40 retreats and is sucked back, which makes the utility model more reliable in use.

At the same time, in the process of injecting medicinal liquid into the mouth of infants and young children, the one-way valve 60 can also play the role of sealing the medicine outlet hole 102 during the short bolus pause interval, so that the outside air is not easy to enter the place. The increase of the air pressure inside the cartridge 20 causes the piston rod 40 to reset, so that it can effectively avoid the need to push the piston rod 40 forward from the initial position every time a bolus is injected, so that the operation is more labor-saving .

Furthermore, the use effect of the present invention can be effectively improved.

It should be added that, in the specific implementation, a partition plate 103 is fixed in the middle of the medicine feeding spoon 10 inclined forward, so that the interior of the medicine feeding spoon 10 is divided into a front half area 104 and a rear half area 105; The height of the partition plate 103 is the same as the height of the medicine outlet hole 102 .

Therefore, on the one hand, the provided partition 103 divides the inside of the medicine feeding spoon 10 into a front half area 104 and a back half area 105. When using, breast milk and brewed milk powder can be stored in the front half area 104 in advance. Or the nutrient solution that infants and young children like to drink, such as fruit juice, so that the infants and young children can feel the taste and can take the initiative to suck. The second half area 105 of 10 is injected with the medicinal liquid, and subsequently, the medicine feeding spoon 10 is slowly tilted to a certain angle, so that the infants and young children can suck the medicinal liquid of the placed nutrient solution one after another. At this time, the medicinal liquid has been Entering the mouth of the infant makes it difficult to be spit out, making it too late for the infant to refuse to open his mouth.

At the same time, nutrient solutions such as breast milk, brewed milk powder or fruit juice inhaled by infants and young children can also dilute the bitter taste of the liquid medicine, making it difficult for infants and young children to resist and refuse to take medicine.

In addition, since the partition plate 103 is inclined forward, its height is flush with the height of the medicine outlet hole 102 , so that it has a certain effect of guiding medicine, so that the medicine liquid is guided to the front half area 104 The effect is good, and the medicinal liquid is not easy to overflow when it flows forward to the front half area 104 .

Furthermore, the use effect of the present invention can reach the best.

It should be further added that, during the specific implementation, the present invention also includes a front-end face of the ear seat B401 connected to the front end of the ear seat B401 to fit the length of the support spring 50 with the length of the piston rod 40 . Sleeve 70;

On this basis, the drug cartridge 20 of the present invention includes an inner bladder layer 21 located on the inner layer and an outer bladder layer 22 located on the outer layer; between the inner bladder layer 21 and the outer bladder layer 22 It is formed as a cavity opposite to the sleeve 70 and suitable for the insertion of the sleeve 70; the front end of the inner bladder layer 21 is sealed with the front end of the outer bladder layer 22, and the rear end of the outer bladder layer 22 is connected to the front end surface of the ear seat A202; the rear end surface of the ear seat A202 is provided with an annular insertion groove 2022 communicating with the cavity, and the front end of the sleeve 70 extends into the cavity from the annular insertion groove 2022 to The sealing cover is made to close the retainer spring 50 and the piston rod 40 .

Therefore, when the utility model is used, the support spring 50 and the piston rod 40 are sealed by the sleeve 70, so that the dustproof and anti-pollution properties are good, so that the utility model can be avoided when the frequency of use is small. To disassemble, clean and sterilize the support spring 50 and the piston rod 40, and make the inside of the medicine cartridge 20 of the present invention have good anti-cross-infection.

It should be further added that, in the specific implementation, the medicine-inserting cartridge 20 is made of transparent plastic material, and the outer wall of the outer bladder layer 22 of the medicine-inserting cartridge 20 is provided with scales along its length direction.

In this way, even if its transparency is good, it is convenient for medical staff to observe the outflow and outflow speed of the medicinal liquid in the medicine cartridge 20, and by comparing the scale, the amount of medicine taken by infants and young children can be known each time.

In addition, during specific implementation, the present invention further includes a temperature sticker 80 for indicating the temperature of the medicinal liquid in the medicine cartridge 20;

Wherein, the temperature sticker 80 is fixed on the outer wall of the front end of the inner bladder layer 21 , and the length of the temperature sticker 80 is equal to or smaller than the thickness of the medicinal liquid injection piston 30 .

Here, it should be noted that, in the specific implementation, the temperature sticker 80 can be directly purchased in the market and inserted into the cavity from the annular insertion groove 2022 to be pressed against the outer wall of the front end of the inner bladder layer 21, that is, Yes, so that the utility model can be designed separately. Of course, when its size is small and it is necessary to design it, the size can be made small according to the principle of temperature stickers on the market, so that there is no need to spend Too much effort and cost.

In addition, under normal circumstances, the temperature of the liquid medicine in the drug cartridge 20 is generally slightly higher than the temperature of the drug cartridge 20 itself. The temperature of the medicine placement cartridge 20 can be measured intuitively, and then the temperature of the medicinal solution in the medicine placement cartridge 20 can be roughly estimated, so as to avoid neglecting the temperature of the medicinal solution in the medicine placement cartridge 20 without timely evaluation. , causing the temperature of the medicinal liquid in the medicinal cartridge 20 to be too high without being noticed and scalding the mouth of the infant, so that the use reliability of the present utility model can be optimized.

In addition, in the specific implementation, the medicine feeding spoon 10 , the medicine liquid injection piston 30 and the piston rod 40 are also made of plastic material, so that the texture is light and easy to handle by hand.

Other embodiments, etc., are not illustrated one by one here.

To sum up, the overall structure of the utility model is simple, easy to implement, easy to operate, strong in practicability, strong in specificity, and low in manufacturing cost, so that the utility model must have good market promotion value, and the utility model will be very popular. Welcome, can be effectively popularized.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the scope of patent protection of the present invention. Any transformation of equivalent structures or equivalent processes made by using the contents of the description and accompanying drawings of the present invention, or direct or indirect Applications in other related technical fields are similarly included in the scope of patent protection of the present invention.

Claims (10)

1. a simple and simple medicine feeding device for infants and young children, it is characterized in that: comprise medicine feeding spoon, the rear end is formed as an open inserting medicine cartridge, medicinal liquid injection piston, piston rod and support spring; The rear middle part of the medicine feeding spoon extends backward and is provided with a hollow connecting sleeve integrally formed therewith; the rear middle part of the inner wall of the medicine feeding spoon is provided with a medicine outlet hole which is communicated with the front end of the hollow connecting sleeve; cylindrical shape, the front end of which extends forward and is provided with a connecting head that communicates with the inside thereof, and the front end of the connecting head is detachably connected with the rear end of the hollow connecting sleeve; The liquid medicine push-injection piston can be moved back and forth in the medicine cartridge, so that a sealed medicine storage space is formed between its front end surface and the inner front end of the medicine cartridge; the front end of the piston rod extends into the medicine cartridge. The drug cartridge is fixedly connected with the rear end surface of the liquid medicine injection piston, and the rear end extends backward to the outside of the rear opening of the drug placement cartridge; the support spring is sleeved outside the piston rod, and its front end It is fixedly connected with the open periphery of the rear part of the medicine cartridge, and its rear end is fixedly connected with the periphery of the rear part of the piston rod. The liquid medicine push piston is located in the rear part of the medicine cartridge. 2 . The simple medicine feeding device for infants and young children according to claim 1 , wherein a ring of lugs A is provided on the periphery of the open opening of the rear part of the medicine cartridge; and a ring of ears is provided on the periphery of the rear part of the piston rod. 3 . Block B: The support spring is connected between the rear end surface of the ear seat A and the front end surface of the ear seat B. 3 . The simple medicine feeding device for infants and young children according to claim 2 , wherein: the rear end surface of the ear seat A is provided with a circle of limiting grooves A in the rear circumferential direction close to the opening of the rear part of the medicine placing cartridge; The front end of the seat B faces the front circumferential direction and is provided with a limit groove B opposite to the position of the limit groove A; The front end of the support spring is detachably clamped in the limiting groove A, and the rear end detachable is clamped and fixed in the limiting groove B. 4 . The simple medicine feeding device for infants and young children according to claim 3 , wherein: the rear end of the hollow connecting sleeve is provided with an internal thread; the outer wall of the connecting head is provided with an external thread for engaging the internal thread, so as to Make a threaded connection with the hollow connecting sleeve. 5 . The simple medicine feeding device for infants and young children according to claim 4 , further comprising a one-way valve for controlling the one-way flow of medicinal liquid into the medicine feeding spoon through the medicine placement cartridge; 5 . The one-way valve is clamped in the medicine outlet hole and the hollow connecting sleeve. 6 . The simple medicine feeding device for infants and young children according to claim 5 , wherein the one-way valve is a duckbill valve, comprising a duckbill valve head whose outer diameter is adapted to the inner diameter of the medicine outlet hole and a a fixing ear connected to the rear of the duckbill-shaped valve head with an outer diameter slightly larger than the outer diameter of the duckbill-shaped valve head; The diameter of the medicine outlet hole is smaller than the inner diameter of the hollow connection sleeve; the front end of the hollow connection sleeve is provided with a concave step with an inner diameter slightly larger than the inner diameter of the medicine outlet hole; the duckbill valve head is inserted from the back to the front. to the medicine outlet hole; the fixing ear is limited and clamped on the concave step; When the rear end of the hollow connecting sleeve is threadedly connected to the connecting head; 7. The simple medicine feeding device for infants and young children according to any one of claims 3 to 6, characterized in that: a partition plate is fixed in the middle part of the medicine feeding spoon inclined forward, so that the medicine feeding spoon can be The interior is divided into a front half area and a back half area; the height of the partition plate is flush with the height of the medicine outlet hole. 8. The simple medicine feeding device for infants and young children according to any one of claims 3-6, further comprising a length and a sleeve adapted to the length of the piston rod; The medicine cartridge includes an inner bladder layer on the inner layer and an outer bladder layer on the outer layer; the inner bladder layer and the outer bladder layer are formed to be opposite to the sleeve and suitable for the sleeve The cavity into which the cylinder is inserted; the front end of the inner bladder layer is sealed with the front end of the outer bladder layer, and the rear end of the outer bladder layer is connected to the front end surface of the ear seat A; the rear end surface of the ear seat A is provided with a communication The annular insertion groove of the cavity, the front end of the sleeve extends from the annular insertion groove into the cavity, so that the seal covers the support spring and the piston rod. 9 . The simple medicine feeding device for infants and young children according to claim 8 , wherein the medicine cartridge is made of transparent plastic material, and the outer wall of the outer bile layer of the medicine cartridge is provided with a scale along its length direction. 10 . 10. The simple medicine feeding device for infants and young children according to claim 8, further comprising a temperature sticker for indicating the temperature of the medicine liquid in the medicine cartridge; The temperature sticker is fixed on the outer wall of the front end of the inner bladder layer, and the length of the temperature sticker is equal to or less than the thickness of the medicinal liquid injection piston.

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