TWI708027B - An inflatable adapter with modes adapted to be changed through an easily operation - Google Patents

Abstract

An inflatable adapter with modes adapted to be changed through an easily operation of the present invention includes a shell and a valve insert set. The shell includes an outer sleeve and an inner sleeve. The outer sleeve is provided with a slide groove along a virtual through axis. The outer sleeve is equipped with a control button. A side of the control button, which is adjacent to the slide groove, is provided with a first latching portion. The inner sleeve is slidably arranged in the slide groove between a first position and a second position. A second latching portion is provided on the outer periphery of the inner sleeve. When the inner sleeve is in the first position, the first latching portion abuts against the second latching portion. When the inner sleeve is in the second position, the first latching portion is disengaged from the second latching portion. The valve insert set includes a valve insert. The valve insert is connected to an end of the outer sleeve and inserted in the inner sleeve. It is easy to switch the operation modes of the inflatable adapter through the above structure.

Description

Inflatable connector for easy operation and switching mode

The present invention mainly discloses an inflatable connector, especially an inflatable connector that is easy to operate and switch modes.

Please refer to the "Screw-in Gas Nozzle Joint" patent case of China Patent No. I666399, which is a screw-in gas nozzle joint including a fixed pipe with a pipe body and a driving part, and the pipe body has a pipe at one end The air inlet part, an air outlet part arranged at the other end, and an accommodating hole penetrating the air inlet part and the air outlet part, a spring element is arranged in the accommodating hole, and a spring element is arranged in the accommodating hole, and has an end abutting on the air inlet part The pressing end and a force end opposite to the pressing end, a thimble has a bottom end inserted into the force end of the spring element, a thimble end opposite to the bottom end, and a thimble end located between the bottom end and the thimble end Intermittently and abut against the clamping end of the force-bearing end, a limit ring is sleeved on the thimble end and the clamping end is pressed against, and has a first threaded hole for screwing the French air nozzle and a The rotating ring is pivoted on the air outlet and has a second threaded hole for screwing the American air nozzle.

However, the above-mentioned air nozzle connector is designed to provide the thrust of the thimble moving forward through the spring element. If the spring force is too small, the check valve of the American air nozzle cannot be pushed out. If the spring force is too large, the French air nozzle cannot be easily pushed into the air. In the mouth joint.

In view of the deficiencies of the above-mentioned conventional structure, the present inventor has designed an easy-to-operate and switch mode inflatable joint, which can overcome all the shortcomings of the above-mentioned conventional structure.

The main purpose of the inflatable joint of the easy-to-operate switching mode of the present invention is to provide an inflatable joint including a shell and a top core group. The shell includes an outer sleeve and an inner sleeve. The shaft is provided with a sliding groove in the axial direction, the outer sleeve is provided with a control button in an integrally formed structure, the control button can be elastically deformed, the control button is provided with a first latching portion on one side adjacent to the sliding groove, the The inner sleeve is slidably disposed in the sliding groove between the first position and the second position along the axial direction of the virtual through axis, and the inner sleeve is provided with a receiving hole along the axial direction of the virtual through axis. The inner sleeve is provided with a second locking portion along the outer peripheral edge of the virtual transverse axis radial direction. When the inner sleeve is in the first position, the first locking portion abuts against the second locking portion, the When the inner sleeve is in the second position, the first latching portion is separated from the second latching portion, and the top core set includes a top core connected to one end of the outer sleeve and inserted into the container In the hole, the inflatable joint is very easy to switch modes through the above structure.

The inner sleeve is provided with a first end and a second end opposite to the first end along the axial direction of the virtual through axis, and the inner sleeve is protruded with a limit along the radial outer peripheral edge of the virtual through axis. Positioning flange, the second latching portion is disposed on a side of the limiting flange adjacent to the first end, and the third latching portion is disposed on a side of the limiting flange adjacent to the second end, the limiting flange A first abutment surface is provided on the side of the flange adjacent to the first end, the first abutment surface extends in a direction perpendicular to the virtual through axis, and a side of the limiting flange adjacent to the second end is provided with a The second abutment surface is a conical surface, and the second abutment The width of the side adjacent to the second end in the radial direction of the virtual transverse axis is smaller than the width of the second abutting surface adjacent to the first end in the radial direction of the virtual transverse axis.

When the inner sleeve is in the second position, the first latching portion is arranged on a side of the second end opposite to the first end.

The outer sleeve is provided with a first hollow portion and a second hollow portion radially along the virtual through axis, the first hollow portion and the second hollow portion are respectively connected to the sliding groove, the first hollow portion and the second hollow portion Two hollow parts are respectively provided on opposite sides of the control button, the first hollow part and the second hollow part are not connected to each other, and the control button is disposed on one side of the sliding groove and adjacent to the first hollow part There is a pressing part, and the first catch part is arranged at a position where the control button is adjacent to one side of the sliding groove and adjacent to the second hollow part.

The first hollow part is arranged on a side of the control button adjacent to the first end, and the second hollow part is arranged on a side of the control button opposite to the second end.

The shell includes a head base, the head base is fixedly connected to the first end, the top center is connected to the end of the outer sleeve opposite to the head base, and the head base is penetrated along the axial direction of the virtual through axis. A socket hole, one end of the top center adjacent to the head base is provided with a front end, when the inner sleeve is in the first position, the front end is inserted into the socket hole, and when the inner sleeve is in the second position , The front end exits the socket hole.

When the inner sleeve is in the first position, the header is adjacent to the outer sleeve, and when the inner sleeve is in the second position, the header is away from the outer sleeve.

The top center set includes an elastic member, one end of the elastic member abuts against the head base and the other end abuts against the top center, and the elastic member can drive the inner sleeve toward the head base by pushing the head base. Move in the direction of the second position.

One end of the elastic member abuts against the end surface of the head base connecting one end of the inner sleeve, the top center is protrudingly provided with a stop flange along the outer peripheral edge of the virtual through-axis radial direction, and the elastic member is opposite to the head base One end abuts against the stop flange.

The socket hole is provided with a first internal thread and a second internal thread centered on the virtual through axis, the diameter of the second internal thread is smaller than the diameter of the first internal thread, and the first internal thread is disposed on the The second internal thread is opposite to one side of the inner sleeve, and the head base is fixedly connected to the first end in a screw locking manner.

The end of the top center opposite to the front end is provided with a rear end, the rear end is connected with a fixed ring group and is provided with an intake pipe, the fixed ring group connects the top center and the intake pipe, the fixed ring group Abutting against the end surface of the outer sleeve opposite to one end of the head base.

Other objectives, advantages and novelty of the present invention will be more apparent from the following detailed description and related drawings.

10: Inflatable connector

20: shell

21: Outer tube

211: Chute

212: Control button

213: The first card switch

214: The first hollow part

215: The second hollow part

216: pressing part

22: inner casing

221: Pore

222: The second card switch

223: first end

224: second end

225: limit flange

226: The first contact surface

227: second abutment surface

23: head seat

231: socket hole

232: first internal thread

233: second internal thread

30: Top Heart Group

31: Heart

311: front end

312: Stop flange

313: backend

32: Elastic parts

33: fixed ring group

34: intake pipe

90: American gas nozzle

91: French gas nozzle

L: virtual cross axis

Figure 1 is a perspective view of the inflatable joint of the present invention with easy operation switching mode.

Figure 2: is a three-dimensional exploded view of the inflatable joint of the present invention with easy operation switching mode.

Fig. 3 is a cross-sectional structural view of the inflatable joint inner sleeve of the easy-to-operate switching mode in the first position of the present invention.

Fig. 4 is a diagram showing the use state of the inflatable joint with the easy-to-operate switching mode of the present invention connected to the American gas nozzle.

Figure 5: is a cross-sectional structural view of the inflatable joint inner sleeve of the easy-to-operate switching mode of the present invention when it is in the second position.

Fig. 6 is a diagram showing the use state of the inflatable joint with the easy-to-operate switching mode connected to the French air nozzle of the present invention.

Regarding the technology, means and effects of the present invention, a preferred embodiment is given in conjunction with the drawings to describe in detail. This is for illustrative purposes only, and is not limited by this structure in the patent application.

1 and FIG. 2 show a three-dimensional appearance view and a three-dimensional exploded view of the inflatable joint of the present invention which is easy to operate and switch modes. The inflatable connector 10 of the present invention includes a housing 20 and a top core group 30; among them: please continue to refer to Figures 3 to 6, which are the cross-sections of the inner sleeve of the inflatable connector in the easy-to-operate switching mode of the present invention in the first position The structure diagram, the use state diagram of the connected American gas nozzle, the sectional structure diagram when the inner sleeve is in the second position, and the use state diagram of the French gas nozzle connected. The housing 20 includes an outer sleeve 21 and an inner sleeve 22. The outer sleeve 21 is provided with a sliding groove 211 along the axial direction of a virtual through axis L, and the outer sleeve 21 is provided with a control button in an integrated structure. 212, the control button 212 can be elastically deformed, a first latching portion 213 is provided on the side of the control button 212 adjacent to the sliding groove 211, and the inner sleeve 22 can be axially at the first position along the virtual through axis L The inner sleeve 22 is slidably arranged in the sliding groove 211 between the second position and the inner sleeve 22 is provided with an accommodation hole 221 along the axial direction of the virtual through axis L. A second latching portion 222 is provided on the outer peripheral edge of the direction. When the inner sleeve 22 is in the first position, the first latching portion 213 abuts against the second latching portion 222, and the inner sleeve 22 is in the In the second position, the first latching portion 213 is separated from the second latching portion 222.

The inner sleeve 22 is provided with a first end 223 and a second end 224 opposite to the first end 223 along the axial direction of the virtual through axis L. When the inner sleeve 22 is in the second position, the first end A latching portion 213 is disposed on a side of the second end 224 opposite to the first end 223. The inner sleeve 22 is along the virtual transverse axis L A limiting flange 225 protrudes from the radial outer periphery. The second locking portion 222 is disposed on a side of the limiting flange 225 adjacent to the first end 223. The limiting flange 225 is adjacent to the first end 223. One side of the end 223 is provided with a first abutting surface 226, the first abutting surface 226 extends in a direction perpendicular to the virtual transverse axis L, and the limiting flange 225 is provided with a side adjacent to the second end 224 A second abutting surface 227, the second abutting surface 227 is a conical surface, the second abutting surface 227 is adjacent to the second end 224, and the width along the imaginary transverse axis L is smaller than the second abutting surface 227 The width of the surface 227 along the radial direction of the virtual transverse axis L adjacent to the first end 223 side.

The outer sleeve 21 is provided with a first hollow portion 214 and a second hollow portion 215 radially along the virtual through axis L. The first hollow portion 214 and the second hollow portion 215 are connected to the sliding groove 211 respectively. The first hollow portion 214 and the second hollow portion 215 are respectively disposed on opposite sides of the control button 212, the first hollow portion 214 and the second hollow portion 215 are not connected to each other, and the control button 212 is opposite to the sliding groove A pressing portion 216 is provided on one side of 211 and adjacent to the first hollow portion 214, and the first latch portion 213 is provided with the control button 212 adjacent to the side of the sliding groove 211 and adjacent to the second hollow portion 215 position.

The first hollow portion 214 is disposed on a side of the control button 212 adjacent to the first end 223, and the second hollow portion 215 is disposed on a side of the control button 212 opposite to the second end 224.

The housing 20 includes a head base 23 fixedly connected to the first end 223. When the inner sleeve 22 is in the first position, the head base 23 is adjacent to the outer sleeve 21, and the inner sleeve When the tube 22 is in the second position, the head base 23 is far away from the outer sleeve 21, and the head base 23 is provided with a sleeve hole 231 along the axial direction of the virtual through axis L. The sleeve hole 231 has the virtual A first internal thread 232 and a second internal thread 233 are provided at the center of the through axis L. The diameter of the second internal thread 233 is smaller than the diameter of the first internal thread 232, and the first internal thread 232 is disposed on the second internal thread 232. The internal thread 233 is opposite to one side of the inner sleeve 22.

The top core assembly 30 includes a top core 31 connected to an end of the outer sleeve 21 opposite to the head base 23 and inserted into the receiving hole 221.

The top core 31 is provided with a front end 311 at one end adjacent to the head base 23. When the inner sleeve 22 is in the first position, the front end 311 is inserted into the socket hole 231, and the inner sleeve 22 is in the first position. In the second position, the front end 311 exits the socket hole 231.

The center assembly 30 includes an elastic member 32, one end of the elastic member 32 abuts the head base 23 and the other end abuts the center 31, the elastic member 32 can push the head base 23 Drive the inner sleeve 22 to move in the direction of the second position.

One end of the elastic member 32 abuts against the end surface of the head base 23 connected to one end of the inner sleeve 22, the top center 31 is protrudingly provided with a stop flange 312 along the outer peripheral edge of the virtual through axis L in the radial direction. One end of the member 32 opposite to the head base 23 abuts against the stop flange 312.

The top center 31 is provided with a rear end 313 at one end opposite to the front end 311. The rear end 313 is connected with a fixed ring group 33 and is provided with an air inlet pipe 34. The fixed ring group 33 connects the top center 31 and the The air inlet pipe 34, the fixed ring group 33 abuts against the end surface of the outer sleeve 21 opposite to the end of the head base 23.

The head base 23 is fixedly connected to the first end 223 in a screw lock manner.

When the inner sleeve 22 is in the first position, the inflation joint 10 can be connected to the American gas nozzle 90. The external thread of the American gas nozzle 90 can be screwed to the first internal thread 232, and the top core 31 can be directly pushed by This method can reliably push the check valve of the American gas nozzle 90. When the inner sleeve 22 is in the second position, the inflation joint 10 can be connected to the French gas nozzle 91, and the external thread of the French gas nozzle 91 can be screw-locked to the second position. Two internal threads 233, and the top center 31 will not block the French air nozzle 91 from entering. The user only needs to press the pressing portion 216 to cause the inner sleeve 22 to move toward the second position under the action of the elastic member 32 It is not easy for the user to make mistakes by moving and changing the modes of the inflatable connector 10 corresponding to different nozzles. The inflatable connector 10 can easily switch modes through the above structure.

From the above, it can be concluded that the present invention has the following advantages: 1. The inflatable joint of the present invention is easy to operate and switch mode, wherein the inflatable joint includes a shell and a centering group, the shell includes an outer sleeve and an inner sleeve, and the inner sleeve of the outer sleeve is along an axis of a virtual penetrating axis The outer sleeve is provided with a chute, the outer sleeve is provided with a control button in an integral structure, the control button can be elastically deformed, and the side of the control button adjacent to the chute is provided with a first catch, the inner sleeve It is slidably disposed in the sliding groove between the first position and the second position along the axial direction of the virtual through shaft, the inner sleeve is provided with a receiving hole along the axial direction of the virtual through shaft, and the inner sleeve A second locking portion is provided along the outer peripheral edge of the virtual through-axis radial direction. When the inner sleeve is in the first position, the first locking portion abuts against the second locking portion, and the inner sleeve When in the second position, the first latching portion is separated from the second latching portion, the top core set includes a top core connected to one end of the outer sleeve and inserted into the receiving hole, The inflatable joint is very easy to switch modes through the above structure.

However, the above are only preferred embodiments of the present invention. When they cannot be used to limit the scope of implementation of the present invention, all numerical changes or replacements of equivalent elements or equivalents made in accordance with the scope of the patent application of the present invention are mentioned. Changes and modifications should still fall within the scope of the invention patent.

10: Inflatable connector

20: shell

21: Outer tube

212: Control button

214: The first hollow part

215: The second hollow part

216: pressing part

23: head seat

231: socket hole

232: first internal thread

33: fixed ring group

34: intake pipe

Claims (11)

An easy-to-operate and switch mode inflatable connector, which includes: An outer shell, the outer shell includes an outer sleeve and an inner sleeve, the outer sleeve is provided with a sliding groove along the axial direction of a virtual through axis, the outer sleeve is provided with a control button in an integrated structure, the control button It can be elastically deformed, the control button is provided with a first latching portion on one side adjacent to the sliding groove, and the inner sleeve can be slidably arranged between the first position and the second position along the virtual through axis. In the chute, the inner sleeve is provided with a receiving hole along the axial direction of the virtual through axis, the inner sleeve is provided with a second latching portion along the radial outer periphery of the virtual through axis, and the inner sleeve In the first position, the first latching portion abuts against the second latching portion, and when the inner sleeve is in the second position, the first latching portion separates from the second latching portion; A top core group, the top core group includes a top core, the top core is connected to one end of the outer sleeve and inserted into the containing hole. The inflatable joint of the easy-to-operate switching mode according to claim 1, wherein the inner sleeve is provided with a first end and a second end opposite to the first end along the axial direction of the virtual through axis, and the inner sleeve A limiting flange is protrudingly provided on the outer peripheral edge of the tube along the radial direction of the virtual through axis, and the second locking portion is arranged on a side of the limiting flange adjacent to the first end, and the limiting flange is adjacent to the first end. One side of one end is provided with a first abutment surface, the first abutment surface extends in a direction perpendicular to the virtual through axis, and the side of the limiting flange adjacent to the second end is provided with a second abutment surface , The second abutting surface is a conical surface, and the width of the second abutting surface along the imaginary cross-axis radial direction adjacent to the second end is smaller than that of the second abutting surface adjacent to the first end along the imaginary The width in the radial direction across the axis. The pneumatic connector with easy-to-operate switching mode according to claim 2, wherein when the inner sleeve is in the second position, the first latch is arranged on the side of the second end opposite to the first end. The inflatable joint with easy-to-operate switching mode according to claim 3, wherein the outer sleeve is provided with a first hollow part and a second hollow part radially along the virtual penetrating axis, the first hollow part and the second hollow part The hollow parts are respectively connected to the sliding groove, the first hollow part and the second hollow part are respectively arranged on opposite sides of the control button, the first hollow part and the second hollow part are not connected to each other, and the control button is opposite to A pressing part is arranged on one side of the sliding groove and adjacent to the first hollow part, and the first latching part is arranged at a position where the control button is adjacent to one side of the sliding groove and adjacent to the second hollow part. The inflatable connector for easy-to-operate switching mode according to claim 4, wherein the first hollow part is arranged on a side of the control button adjacent to the first end, and the second hollow part is arranged on the control button opposite to the second Side of the end. The inflatable connector for easy-to-operate switching mode according to claim 4, wherein the housing includes a head base, the head base is fixedly connected to the first end, and the top center is connected to an end of the outer sleeve opposite to the head base , The head base is provided with a sleeve hole along the axial direction of the virtual through-axis, the top center is provided with a front end at one end adjacent to the head base, and when the inner sleeve is in the first position, the front end is inserted in In the socket hole, when the inner sleeve is in the second position, the front end exits the socket hole. The inflatable joint with easy-to-operate switching mode according to claim 6, wherein when the inner sleeve is in the first position, the head base is adjacent to the outer sleeve, and when the inner sleeve is in the second position, the head The seat is far away from the outer sleeve. The inflatable joint with easy-to-operate switching mode according to claim 6, wherein the top center set includes an elastic member, one end of the elastic member abuts against the head base and the other end abuts against the top center, the elastic member The inner sleeve can be driven to move toward the second position by pushing the head base. The inflatable joint with easy-to-operate switching mode according to claim 8, wherein one end of the elastic member abuts against the end surface of the head base connecting one end of the inner sleeve, and the top center protrudes along the outer peripheral edge in the radial direction of the virtual transverse axis A stop flange is provided, and one end of the elastic member opposite to the head base abuts against the stop flange. The pneumatic connector with easy-to-operate switching mode according to claim 9, wherein a first internal thread and a second internal thread are provided in the socket hole centered on the virtual through axis, and the diameter of the second internal thread is smaller than The diameter of the first internal thread, the first internal thread is arranged on a side of the second internal thread opposite to the inner sleeve, and the head base is fixedly connected to the first end in a screw lock manner. As described in claim 10, the air-filling connector of the easy-to-operate switching mode is provided with a rear end at one end of the top center opposite to the front end, and the rear end is connected with a fixed ring group and provided with an air inlet pipe. A ring group connects the top center and the air inlet pipe, and the fixed ring group abuts against an end surface of the outer sleeve opposite to one end of the head base.

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