TWI834375B - digital thermometer - Google Patents

Abstract

A digital thermometer includes a sanitary cover unit, a temperature sensing unit and a degloving unit installed in a housing mechanism. The sanitary cover unit includes a plurality of sanitary covers stacked up and down in the inner cylinder module, and a lever module that can be used to move the lowermost sanitary cover away from the inner cylinder module. The removed sanitary cover will penetrate downwardly out of the opening at the bottom of the housing mechanism. The temperature sensing unit can be driven and inserted into the sanitary cover located in the opening, and protrudes downwardly out of the housing mechanism. The sheathing unit can be driven to push down the sanitary sheath located at the opening of the housing mechanism. Through the structural design of the housing mechanism, the sanitary cover unit, the temperature sensing unit and the decontamination unit, the sanitary cover can be quickly replaced without contact, greatly reducing the risk of contact infection.

Description

digital thermometer

The present invention relates to a thermometer, in particular to a digital thermometer for measuring body temperature.

Pen-type digital thermometers currently used in the mouth or under the armpits must be disinfected with alcohol or other disinfectants after use because they come into contact with the user's body fluids. However, the sensor head of this pen-type digital thermometer will inevitably have residual contaminants after repeated use. In addition to affecting the accuracy of subsequent temperature measurements, there is also a risk of infection.

Therefore, an object of the present invention is to provide a digital thermometer that can improve at least one of the shortcomings of the prior art.

Therefore, the digital thermometer of the present invention includes a housing mechanism, a sanitary cover unit, a temperature sensing unit and a degloving unit installed in the housing mechanism.

The housing mechanism includes an upright outer tube unit, and a Core rod switching unit for outer tube unit. The bottom end of the outer tube unit has a downward opening. The core rod switching unit has three switching parts embedded and exposed outside the top end of the outer tube unit, and a switching module fixed in the outer tube unit and connected between the switching parts. Each switching member is operable to move downward from a release position to a blocking position where it is blocked by the switching module relative to the outer tube unit. The switching module will be triggered by the switching element changing to the stuck position, and drive the other switching element originally located in the stuck position to return to the release position.

The sanitary cover unit includes an inner cylinder module installed in the outer tube unit, a plurality of sanitary covers stacked up and down in the inner cylinder module, and a lever module connected to the corresponding switch member. The lever module will be driven when the corresponding switching member changes to the stuck position, and the lowermost sanitary cover will be pushed away from the inner cylinder module. The removed sanitary cover will be stuck in the bottom end of the outer tube unit and pass downward out of the opening.

The temperature sensing unit is arranged in the outer tube unit and is connected to the corresponding switching member. When the corresponding switching member changes to the stuck position, it will be driven downward and inserted into the sanitary cover located in the opening. And protrudes downwardly out of the outer tube unit.

The degloving unit is arranged in the outer tube unit and is connected to the corresponding switching member. When the corresponding switching member changes to the stuck position, it will be driven to move the sanitary hood located in the opening downwards. Push away.

The effect of the present invention lies in: through the structural design of the housing mechanism, and The structural design of the sanitary cover unit, the temperature sensing unit and the degloving unit installed in the housing mechanism prevents the temperature sensor from adhering to the user's body fluids when the digital thermometer is used, and can Quickly changing sanitary covers without contact can significantly reduce the risk of contact infection.

200:Digital thermometer

3: Shell mechanism

31:Outer tube unit

311: Top tube

312: Sliding hole

313: Downtube

314:Open your mouth

315:Card slot

316: Limiting ring edge

32: Core rod switching unit

321:Switch module

322:Switching piece

4: sanitary set unit

41: Inner cylinder module

411:Cylinder

412: Barrel body part

413: Gap

414: Limiting convex part

415: Card Department

416: Cover

417:Push piece

418:Spring

42: sanitary cover

421:Top ring part

422: Body part

43: Lever module

431: Linking rod

432: Lever

433: Elastic parts

5: Temperature sensing unit

51:Extension rod

52:Temperature sensor

6: Decontamination unit

61: Push rod

62: Push piece

7: Output unit

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a perspective view illustrating the structure of an embodiment of the digital thermometer of the present invention; Figure 2 is a perspective exploded view , illustrate the structure of this embodiment; Figure 3 is a top sectional view, illustrating the structure of this embodiment; Figure 4 is a sectional view along the A-A line in Figure 3, illustrating the structure of a sanitary cover unit of this embodiment; Figure 5 is an action diagram , illustrates the action changes of a lever module in this embodiment when it is pulled away from a sanitary hood; Figure 6, View 3, is a cross-sectional view along the B-B line, illustrating the structure of a temperature sensing unit in this embodiment; Figure 7, View 3, along the C-C line A cross-sectional view illustrating the structure of a decoupling unit of this embodiment; and Figure 8 is an action diagram illustrating the situation in which the degloving unit pushes a sanitary condom away from an outer tube unit.

Referring to Figures 1 and 2, one embodiment of the digital thermometer 200 of the present invention includes a housing mechanism 3 extending up and down, and a sanitary cover unit 4, a temperature sensing unit 5, and a sanitary cover unit 4 installed on the housing mechanism 3. degloving unit 6 and an output unit 7.

The housing mechanism 3 includes an outer tube unit 31 extending up and down, and a core rod switching unit 32 installed in the outer tube unit 31 . The outer tube unit 31 includes an upper tube 311 and a lower tube 313 that are coaxially screwed together. The upper tube 311 is provided with three sliding holes 312 extending up and down and spaced apart along its circumference. The bottom end of the down tube 313 is in the shape of a truncated cone that gradually shrinks downward. It has a downward opening 314 passing through the bottom end surface, and a recessed opening 314 on its inner circumferential surface and extending upward to The top edge of the card slot 315 has a horizontal annular limiting ring 316 surrounding the opening 314 .

In this embodiment, the core rod switching unit 32 is a refill switching mechanism used to switch refills in existing multi-color ball pens, and includes a switching module 321 installed and fixed in the upper tube 311, and three links. The switching module 321 is respectively embedded with the switching parts 322 exposed in the sliding holes 312 so as to be displaceable up and down. The switching members 322 are respectively connected to the sanitary cover unit 4, the temperature sensing unit 5 and the decontamination unit 6. 322 per switch It can be operated from a release position that is elastically pushed upward by the switching module 321 and is limited against the top edge of the corresponding sliding hole 312, and then moves downward to a position where it is stuck and positioned by the switching module 321. Stuck in position. The switching module 321 will be triggered by one of the switching parts 322 that changes to the stuck position, and releases the other switching part 322 that is originally in the stuck position, and drives the other switching part 322 relative to the upper tube 311 Move up to this release position. Since the core rod switching unit 32 is designed using the refill switching mechanism of an existing multi-color ball pen, which is an existing technology and has many types, it is not the focus of the present invention, and therefore will not be described in detail.

Referring to Figures 2, 3, and 4, the sanitary cover unit 4 includes an inner cylinder module 41 detachably installed in the card slot 315 and located in the lower tube 313, and a plurality of inner cylinder modules 41 stacked up and down. The sanitary cover 42 in the cylinder module 41 and a lever module 43 are installed and connected to the corresponding switching member 322 and extend up and down beside the inner cylinder module 41.

The inner cylinder module 41 has a cylinder 411 that penetrates up and down for the sanitary hoods 42 to be stacked, a cover 416 that covers and shields the top opening of the cylinder 411, and a cover 416 that is displaceable up and down in the cylinder 411. The pushing piece 417 is stacked against the uppermost sanitary cover 42, and a spring 418 is provided between the cover 416 and the pushing piece 417. The barrel 411 has a barrel portion 412 that extends up and down and can accommodate the sanitary hoods 42 and can be detached downwards. The insertion portion 415 in the insertion slot 315 and a plurality of radially protruding limiting protrusions are provided on the bottom edge of the inner circumferential surface of the barrel portion 412 to allow the lowermost sanitary cover 42 to abut downwardly. Department 414. The upper tube 311 is pressed downwardly against the The top edge of the inserting portion 415 is inserted into the top edge of the card portion 415 to position the barrel 411 in the lower tube 313 . The spring 418 will elastically push the pushing piece 417 downward relative to the cover 416, thereby driving the pushing piece 417 to elastically push downward the stacked sanitary covers 42.

Referring to Figures 3, 4, and 5, each sanitary cover 42 has an elastically deformable annular top ring portion 421, and a sleeve body portion 422 that protrudes downward from the periphery of the top ring portion 421 and gradually shrinks in diameter. The outer diameter of the top ring portion 421 is larger than the hole edges defined by the limiting protrusions 414 , and will overlap downwardly on the limiting protrusions 414 . The top ring portion 421 is also larger in diameter than the opening 314 of the down tube 313 . The two sanitary covers 42 stacked up and down are stacked by inserting the cover body parts 422 up and down, so that the two top ring parts 421 are spaced up and down with a gap. In addition, the top ring portion 421 of the sanitary hood 42 at the bottom of the stack is partially exposed in the notch 413 of the barrel portion 412 . In this embodiment, the sanitary cover 42 is made of plastic material, but the implementation is not limited to this.

The lever module 43 includes a linkage lever 431 that extends up and down and is connected with the corresponding switching member 322 at its top end, a lever 432 that is pivotable up and down at the bottom end of the linkage lever 431, and An elastic member 433 is installed between the linking rod 431 and the lever 432 . The linking rod 431 is made of elastically bendable material, such as but not limited to plastic material. The lever 432 can pivot between an upward swing position limited to the bottom end surface of the linkage lever 431 and a downward swing position away from the bottom end surface of the linkage lever 431 . When the lever 432 is in the upswing position, it protrudes laterally outward relative to the linking rod 431 through the notch 413 of the barrel portion 412, and the bottom portion is Above the top ring portion 421 of the sanitary cover 42 . The elastic member 433 is a torsion spring and has elastic force to drive the lever 432 to change to the upward swing position.

When the corresponding switching member 322 is operated to change to the stuck position, the lever module 43 will be synchronously driven to move downward relative to the inner cylinder module 41, and the lever module 43 will be positioned at the upswing position. 432 pushes down the top ring portion 421 of the lowermost sanitary sheath 42, which will force the top ring portion 421 to elastically deform and push downward past the limiting protrusions 414, thereby causing the sanitary sheath 42 to separate from the barrel. The body 411 falls downward into the lower tube 313 . The sanitary cover 42 that is pulled off and falls into the lower tube 313 will slide downward through the opening 314 with the cover body 422 along the inner periphery of the lower tube 313 until the top ring portion 421 leans downward against the lower tube 313 . The limiting ring 316 is used for limiting. At the same time, when the sanitary cover 42 at the bottom of the inner cylinder module 41 is pushed away, the spring 418 will drive the pushing piece 417 to push the remaining sanitary covers 42 downward, so that the current bottom sanitary cover 42 is pushed away. The sanitary hood 42 is moved down and stacked against the limiting protrusions 414 , and is relatively above the lever 432 .

Then, when the switching member 322 corresponding to the lever module 43 is driven to change from the stuck position to the release position, the lever module 43 will be synchronously driven upward, and the lever 432 will be moved up by the current latest position. The sanitary cover 42 below is pushed downward and changes to the hem position. The elastic member 433 will drive the lever 432 to elastically swing back to the upswing position when the lever 432 changes to the lower swing position and moves upward relative to the lowermost sanitary hood 42 . At this time, the lever 432 will be located above the sanitary cover 42 at the bottom.

Referring to Figures 2, 3, and 6, the temperature sensing unit 5 includes a vertically extending The top end of the extension rod 51 is connected to the corresponding switching member 322 , and a temperature sensor 52 is installed at the bottom end of the extension rod 51 . The extension rod 51 is made of elastically bendable and deformable material, such as but not limited to plastic material. The temperature sensor 52 can be used to sense temperature to generate temperature data.

When the corresponding switching member 322 is operated to change to the stuck position, the temperature sensing unit 5 will be synchronously driven to move downward relative to the lower tube 313, and will be guided by the narrowed inner edge of the lower tube 313. It is elastically bent and deformed toward the opening 314 , and is inserted downward into the cover body 422 of the sanitary cover 42 at the opening 314 , so that the outer tube unit 31 is relatively exposed. When the corresponding switching member 322 is continuously driven to change to the release position, the temperature sensing unit 5 will be driven to move upward and retract into the outer tube unit 31 .

Referring to Figures 2, 3, and 7, the decoupling unit 6 includes a push rod 61 that extends up and down and is connected with its top end to the corresponding switching member 322, and a circular circle that is horizontally connected to the bottom end of the push rod 61. The sheet-shaped push piece 62. The push rod 61 is made of elastically bendable and deformable material, such as but not limited to plastic material. The outer diameter of the pushing member 62 is smaller than the diameter of the opening 314 .

Referring to Figures 3, 7, and 8, when the corresponding switching member 322 is operated and changes to the stuck position, it will be synchronously driven to move downward relative to the lower tube 313, and will be moved downward by the lower tube 313. The narrowed inner edge is guided to elastically bend and deform in the direction of the opening 314, and the pushing member 62 is inserted downward into the sanitary cover 42 located at the opening 314, and starts to push the cover body downward. part 422, thereby forcing the top ring of the sanitary condom 42 The portion 421 deforms and squeezes downward through the opening 314, so that the sanitary cover 42 is separated from the outer tube unit 31.

When the corresponding switching member 322 is continuously driven to change to the release position, the unhooking unit 6 will be linked to move upward relative to the outer tube unit 31 . Because the outer diameter of the top ring portion 421 of the sanitary sheath 42 is larger than the diameter of the opening 314 , the sanitary sheath 42 will be pushed downward by the bottom end of the lower tube 313 and detached during the upward movement of the decontamination unit 6 . The push piece 62.

The output unit 7 is connected to the temperature sensor 52 and can be used to output the temperature data. In this embodiment, the output unit 7 is a display that can output the temperature data through an image. However, in other embodiments of the present invention, the output unit 7 can also be a display that can output the temperature data through currently known wireless communication. The technology is a wireless communicator that wirelessly sends the temperature data to the outside world, a communication terminal that can be connected to a signal line to output the temperature data, or a speaker that outputs the temperature data through sound.

When the digital thermometer 200 of the present invention is used, the lever module 43 can be driven to move one of the sanitary covers 42 away from the inner cylinder module 41 by operating the corresponding switch 322, so that the sanitary cover 42 can be removed from the inner cylinder module 41. The sleeve 42 is positioned through the opening 314 of the outer tube unit 31 . Then, another switching member 322 corresponding to the temperature sensing unit 5 is operated, prompting the switching member 322 corresponding to the lever module 43 to be reset to the release position, and driving the temperature sensing unit 5 to be inserted downward into the position. In the sanitary cover 42 at the opening 314. At this time, the digital thermometer 200 can measure the body temperature, and can The temperature data displayed by the output unit 7 is used to obtain the measurement results.

After measuring the body temperature, the switching member 322 corresponding to the degloving unit 6 is operated to change to the stuck position, prompting the switching member 322 corresponding to the temperature sensing unit 5 to drive the temperature sensing unit 5 to move up and away from the The sanitary hood 42 is inserted into the sanitary hood 42, and at the same time, the degloving unit 6 is driven to push the used sanitary hood 42 downward and away from the outer tube unit 31. Finally, any switching member 322 in the release position is re-operated to change to the stuck position, but does not need to be completely displaced to the stuck position, thereby prompting the switch member 322 corresponding to the decoupling unit 6 to return to the release position. Location.

When the sanitary cover 42 in the inner cylinder module 41 has been used up, the upper tube 311 and the lower tube 313 can be disassembled, and then the inner cylinder module 41 can be pulled upwards to remove the plug-in card of the lower tube 313 Slot 315, another inner cylinder module 41 with a sanitary cover 42 can be reinstalled.

In this embodiment, the cover 416 of the inner cylinder module 41 is designed to be removably installed and fixed on the top of the cylinder 411 . However, during implementation, the cover 416 can also be designed to be detachable from the barrel 411 , for example, designed to be detachably screwed to the barrel 411 . The cover 416 is designed to detach the cylinder 411. When the sanitary cover 42 in the cylinder 411 is used up, the cover 416, the spring 418 and the push piece 417 can be detached. In the form of a cylinder 411, a new sanitary cover 42 is inserted into the cylinder 411.

It must be noted that during implementation, the body portion 422 of the sanitary condom 42 The vertical extension length and the upper and lower extension length of the temperature sensor 52 are not limited to the illustrated style. The extension length of the temperature sensor 52 can be lengthened according to usage requirements, thereby lengthening the length of the temperature sensor 52 protruding downward out of the outer tube unit 31 , and can be designed according to the length of the temperature sensor 52 , correspondingly adjust the vertical extension length of the cover body 422 of the sanitary cover 42 .

In summary, through the structural design of the housing mechanism 3 and the structural design of the sanitary cover unit 4, the temperature sensing unit 5 and the decontamination unit 6 installed in the housing mechanism 3, the digital When the thermometer 200 is used, the temperature sensor 52 can be prevented from adhering to the user's body fluids, and the sanitary cover 42 can be quickly replaced without contact. Therefore, the digital thermometer 200 of the present invention can indeed avoid residual contaminants in the temperature sensor 52, thereby greatly reducing the risk of contact infection. Therefore, the digital thermometer 200 of the present invention is indeed a very innovative, convenient and practical creation, and can indeed achieve the purpose of the present invention.

However, the above are only examples of the present invention and should not be used to limit the scope of the present invention. All simple equivalent changes and modifications made based on the patent scope of the present invention and the content of the patent specification are still within the scope of the present invention. within the scope covered by the patent of this invention.

200:Digital thermometer

3: Shell mechanism

31:Outer tube unit

311: Top tube

312: Sliding hole

313: Downtube

315:Card slot

32: Core rod switching unit

322:Switching piece

4: sanitary set unit

41: Inner cylinder module

411:Cylinder

415: Card Department

416: Cover

42: sanitary cover

43: Lever module

5: Temperature sensing unit

51:Extension rod

52:Temperature sensor

6: Decontamination unit

61: Push rod

62: Push piece

7: Output unit

Claims (10)

A digital thermometer includes: a housing mechanism, including an upright outer tube unit, and a core rod switching unit installed on the outer tube unit. The bottom end of the outer tube unit has a downward opening, and the core rod The switching unit has three switching parts embedded and exposed outside the top end of the outer tube unit, and a switching module fixed in the outer tube unit and connected between the switching parts. Each switching part is operable. The outer tube unit moves downward from a release position to a blocking position where the switching module is blocked, and the switching module is triggered by the switching member that changes to the blocking position, and the transmission is originally located in the blocking position. The other switching member in the stuck position is reset to the release position; a sanitary cover unit includes an inner cylinder module installed in the outer tube unit, and a plurality of sanitary covers stacked up and down in the inner cylinder module, And a lever module connected to the corresponding switching part. The lever module will be driven when the corresponding switching part changes to the stuck position, and the lowermost sanitary cover will be pushed away from the inner tube. In the module, the removed sanitary hood will be stuck in the bottom end of the outer tube unit and pass downward out of the opening; a temperature sensing unit is disposed in the outer tube unit and connected to the corresponding switch piece, When the corresponding switching member changes to the stuck position, it will be driven downward and inserted into the sanitary casing located in the opening, and protrude downwards out of the outer tube unit, and will be driven to the corresponding switching member. When moving to the release position, it is driven upward to retract into the outer tube unit and breaks away from the sanitary hood; and a degloving unit is provided in the outer tube unit and connected to the corresponding The switching member will be driven when the temperature sensing unit is disengaged from the sanitary casing located in the opening and the corresponding switching member changes to the stuck position, thereby moving the sanitary casing located in the opening downwards. Push away. The digital thermometer as claimed in claim 1, wherein the lever module has a linking lever extending up and down and connected to the corresponding switching member, a lever pivoted at the bottom end of the linking lever, and a An elastic member is provided between the linkage lever and the lever. The lever can pivot between an upward swing position and a swing position that is above the linkage lever and a downward swing position relative to the linkage lever. change, the elastic member has the elastic force to drive the lever to change to the upper swing position, and the lever module will be driven downward when the corresponding switching member changes to the stuck position, so as to be in the upper swing position. The lever in the position will move the lowermost sanitary hood downwards and away, and will be driven upward when the corresponding switch changes from the stuck position to the release position, so that the lever is moved by the current lowermost position. The sanitary hood is pushed down to change to the lower hem position, and the elastic member will drive the lever to elastically swing back to the upper position when the lever moves upward relative to the lowermost sanitary hood. Position. The digital thermometer according to claim 2, wherein the inner cylinder module has a cylinder fixed in the outer tube unit and penetrating up and down for the stacked installation of the sanitary hoods, and a cover to cover the top opening of the cylinder. The cover body, a push piece displaceably disposed in the cylinder body and stacked downwardly on the sanitary cover at the top, and an up and down elastic push support arranged between the cover body and the push piece spring, the barrel has a barrel body that passes up and down and is provided for the sanitary hoods to be detachable downwards, and a plurality of radial protrusions located on The bottom edge of the inner peripheral surface of the barrel body allows the lowermost sanitary hood to detachably lean downwards against the limiting convex portion, and the lowermost sanitary hood can be pushed downward by the lever to deform and move downwards. Push past the limiting convex portions. The digital thermometer as described in claim 3, wherein each sanitary hood has an annular top ring portion that can be used to limit the downward position against the limiting convex portions, and an annular top ring portion extending downward from the periphery of the top ring portion. The extension and gradually shrinking can be used to stack the body part of another sanitary hood inserted below. The top ring part of the lowest sanitary hood can be pushed downward by the lever and elastically deformed and squeezed downward. Beyond the limiting protrusions, the top ring portion of the lowermost sanitary hood can drive the relatively upwardly moving lever to change to the lower swing position, and the cover of the sanitary hood is pushed away from the inner cylinder module. The body will move downward and protrude out of the opening of the outer tube unit, and the top ring portion will be pressed downward against the outer tube unit to limit the position. The sleeve body portion protruding out of the outer tube unit can be used to For the temperature sensing unit to be inserted downward. The digital thermometer as claimed in claim 4, wherein the barrel portion has a radially penetrating and extending downwardly to its bottom end so as to partially expose the top ring portion of the sanitary hood at the bottom. The linking rod of the lever module extends up and down outside the cylinder. The lever located at the upper swing position protrudes laterally through the gap relative to the linking rod, and the top ring of the sanitary hood located at the bottom above the head. The digital thermometer as claimed in claim 4, wherein the outer tube unit has an upper tube for installing the core rod switching unit, and a lower tube detachably and coaxially installed below the upper tube and defining the opening. tube, the inner circumferential surface of the lower tube is recessed with a card slot extending downward from its top edge, and the cylinder also There is a card insertion part protruding from the outer circumferential surface of the barrel part. The card insertion part can be moved upward and detached and the card is positioned in the card insertion slot. The upper tube leans downward against the top of the card insertion part. edge, so that the cylinder is installed and positioned in the down tube. The digital thermometer according to claim 4, wherein the temperature sensing unit has an extension rod that extends up and down and is connected to the corresponding switching member and can be elastically bent, and an extension rod that is installed at the bottom end of the extension rod and The temperature sensor is inserted downward into the body of the sleeve. The digital thermometer as claimed in claim 4, wherein the degloving unit has a push rod that extends up and down and is connected to the corresponding switching member and is elastically bent, and a top connected to the bottom end of the push rod. The pushing member can be driven downward by the corresponding switching member to drive the pushing member to push down and disengage the sanitary hood located in the opening. The digital thermometer as described in claim 1 also includes an output unit that is embedded and exposed on the outer surface of the outer tube unit and is connected to the temperature sensing unit via signals, and can be used to output the temperature data measured by the temperature sensing unit. . The digital thermometer as claimed in claim 9, wherein the output unit is a display capable of displaying and outputting the temperature data.

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