CN216015136U

CN216015136U - Push type switch

Info

Publication number: CN216015136U
Application number: CN202121618793.5U
Authority: CN
Inventors: 王美; 刘思泉
Original assignee: Sanjiang Open Source Co ltd
Current assignee: Sanjiang Open Source Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-03-11
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a push type switch, which comprises a pressing handle and a connecting device, wherein the connecting device is provided with an installation part, the pressing handle is provided with a convex block, the convex block is provided with an installation hole, and the pressing handle penetrates through the installation hole through a connecting piece and is movably connected with the installation part; a first groove is formed in the connecting device, and a sealing ring is arranged in the first groove; the connecting device is provided with a vertically arranged cylindrical body, a first spring is arranged between the vertically arranged cylindrical body and the connecting device, and the vertically arranged cylindrical body is also provided with an air outlet; the connecting device is characterized in that a connecting air faucet is arranged at the lower end of the connecting device, an air inlet is formed in the connecting air faucet, an internal thread is arranged in the connecting device, a first external thread is arranged on the outer layer of the connecting air faucet, and the internal thread and the first external thread are matched with each other.

Description

Push type switch

Technical Field

The utility model belongs to the field of steel cylinder switches, and particularly relates to a push type switch.

Background

The helium tank used in daily life is usually used for inflating a balloon, and a simple valve switch is arranged on the common helium tank. The valve switch belongs to a control part on a bottle body, a common valve has the functions of stopping, adjusting, preventing backflow or overflowing and relieving pressure, and the like, and the types and specifications of the valve are quite various. The general valve switch can simply control the opening or closing of the bottle body, but the air tightness among all parts of the valve is poor, and after the valve is used for a long time, the air in the bottle body can escape from the gaps of the parts. Meanwhile, some valve switches are pressed, the hand feeling is not good when the valve switches are pressed, the pressing handle cannot rebound sometimes, and the valve switches are inconvenient to use. Therefore, it is necessary to design a push switch with good airtight effect and labor saving.

Disclosure of Invention

The utility model aims at the problems in the prior art and designs a push type switch which comprises a pressing handle, a connecting device, a vertically arranged columnar body and a connecting air tap; the contact part of the connecting device and the vertically arranged columnar body is provided with a sealing ring which can play a role in sealing and isolating; the connecting air tap is provided with a top block, a circular sealing strip is arranged at the contact part of the top block and the connecting air tap, and the switch can keep good air tightness integrally by arranging the sealing ring and the circular sealing strip; a first spring is arranged between the connecting device and the vertically arranged columnar body, so that the pressing handle can rebound at any time after being pressed; after the switch is pressed and finished, the pressing handle can be restored to the original position, the switch can be automatically restored to the closed state, and therefore the overall air tightness of the steel cylinder connected with the switch is guaranteed.

The utility model aims to be realized by the following technical scheme: a push type switch comprises a pressing handle and a connecting device, wherein the connecting device is provided with an installation part, the pressing handle is provided with a convex block, the convex block is provided with an installation hole, and the pressing handle penetrates through the installation hole through a connecting piece and is movably connected with the installation part; a first groove is formed in the connecting device, and a sealing ring is arranged in the first groove; the connecting device is provided with a vertically arranged cylindrical body, a first spring is arranged between the vertically arranged cylindrical body and the connecting device, and the vertically arranged cylindrical body is also provided with an air outlet; the connecting device is characterized in that a connecting air faucet is arranged at the lower end of the connecting device, an air inlet is formed in the connecting air faucet, an internal thread is arranged in the connecting device, a first external thread is arranged on the outer layer of the connecting air faucet, and the internal thread and the first external thread are matched with each other.

Preferably, the vertically arranged columnar body is provided with a first lower surface, a first upper surface and a second lower surface; the pressing handle is provided with a convex block, the pressing handle can rotate by taking a shaft where the connecting piece is positioned as a rotating shaft, and the convex block on the pressing handle can extrude the first upper surface after the pressing handle rotates; after the vertically arranged cylindrical body is extruded, the first lower surface can be mutually attached to the sealing ring; the vertically arranged columnar body is also provided with a protruding end which can extrude a top block connected with the air tap; the vertically arranged columnar body is also provided with a vent hole, and the vent hole is used for connecting the inlet and the outlet and the air outlet.

Through set up first recess on connecting device, set up the sealing washer in first recess, can prevent that the gas in the steel bottle from leaking away from the gap on the contact surface of the cylindricality body of vertical setting and connecting device laminating. Meanwhile, the first spring is arranged on the second upper surface of the connecting device, so that the pressing handle can rebound at any time.

Preferably, the outer layer of the connecting air tap is provided with a first external thread and a second external thread, the first external thread is connected with the internal thread on the connecting device in a matching manner, and the second external thread is used for connecting a steel cylinder; the connecting air faucet is internally provided with an inner cavity, the inner cavity is provided with a third lower surface and a fourth upper surface, and the inner cavity is internally provided with a jacking block.

Preferably, a second groove is formed in the top block, and a circular sealing strip is arranged in the second groove; the side wall of the top block is provided with four same limiting columns, and the limiting columns are mutually attached to the inner wall of the inner cavity; the outer layer of the top block is provided with a third upper surface, and the protruding end of the vertically arranged columnar body can extrude the third upper surface; the ejector block inside be equipped with the third recess, the third recess in be equipped with the second spring, the third recess in be equipped with the fourth lower surface, the inner chamber body of connection air cock on be equipped with the fourth upper surface, the second spring laminate with fourth upper surface and fourth lower surface respectively each other.

Through set up the spacing post of laminating each other with inner chamber inner wall on kicking block lateral surface, can let the position of kicking block including the center of cavity always, skew about can not taking place. Simultaneously, set up the second spring and can let the kicking block withstand the third lower surface of connecting the air cock constantly, the kicking block in the air cock of connecting like this when not receiving the extrusion, the connection air cock remain throughout and close non-conducting state.

Preferably, a circular section can be seen after the sealing ring is half-sectioned, and the diameter of the circular section is larger than the groove depth of the first groove; the thickness of the circular sealing strip can be observed after the circular sealing strip is horizontally placed, and the thickness is larger than the groove depth of the second groove.

Preferably, the first spring is arranged between the connecting device and the cylinder body arranged on the prime, and when the cam on the pressing handle does not press the first upper surface, the first spring is in a non-elastic deformation state; the second spring is initially always in a compressed state, and the elastic force generated by the second spring enables the circular sealing strip on the top block to be attached to the third lower surface of the connecting air faucet; when the protruding end is pressed to the top block, the second spring can be further compressed.

The first spring does not generate elastic deformation initially, so that the first spring generates elasticity after being extruded, and the pressing handle returns to the initial position; the second spring is initially in a compressed state, so that the jacking block can be always extruded to be connected with the air nozzle in the initial state.

Compared with the prior art, the utility model has the following beneficial effects: the push switch is provided with the sealing ring or the annular sealing strip at the position where the parts are connected, so that gas cannot leak out from gaps of the connecting parts when the switch is opened. Meanwhile, a first spring is arranged between the connecting device and the vertically arranged cylindrical body, so that the pressing handle above the vertically arranged cylindrical body can automatically return to the initial position after being pressed.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a side elevational view of the perspective view of FIG. 1;

FIG. 3 is a cross-sectional view of the view of FIG. 2;

FIG. 4 is a cross-sectional view of the present invention after detonation;

FIG. 5 is a perspective view of a vertically disposed column;

FIG. 6 is a half sectional view of the attachment nipple;

FIG. 7 is a perspective view of the press handle;

fig. 8 is a perspective view of the top block.

The labels in the figure are: 1. pressing the handle; 2. a vertically arranged columnar body; 21. a protruding end; 22. a vent hole; 23. a first lower surface; 24. a first upper surface; 25. a second lower surface; 3. a connecting device; 31. a first groove; 32. an internal thread; 33. an installation part; 34. a second upper surface; 4. a connecting member; 5. connecting an air faucet; 51. an inner cavity; 52. a first external thread; 53. a third lower surface; 54. a second external thread; 55. a fourth upper surface; 6. a top block 61, a second groove; 62. a limiting column; 63. a third upper surface; 64. a third groove; 65. a fourth lower surface; 7. a seal ring; 71. a circular cross-section; 8. a circular sealing strip; 9. a first spring; 10. a second spring; 11. an air inlet; 12. an air outlet; 13. a bump; 14. and (7) installing holes.

Detailed Description

The utility model will be further described with reference to examples of embodiments shown in the drawings to which:

example 1

As shown in fig. 1 to 8, a press switch includes a press handle 1 and a connecting device 3, the connecting device 3 is provided with an installation portion 33, the press handle 1 is provided with a projection 13, the projection 13 is provided with an installation hole 14, and the press handle 1 is movably connected with the installation portion 33 after passing through the installation hole 14 through a connecting piece 4; a first groove 31 is arranged in the connecting device 3, and a sealing ring 7 is arranged in the first groove 31; the connecting device 3 is provided with a vertically arranged cylindrical body 2, a first spring 9 is arranged between the vertically arranged cylindrical body 2 and the connecting device 3, and the vertically arranged cylindrical body 2 is also provided with an air outlet 12; connecting device 3 lower extreme is equipped with and connects air cock 5, connecting air cock 5 on be equipped with air inlet 11, connecting device 3 in be equipped with internal thread 32, the connection air cock 5 outer layer be equipped with first external screw thread 52, internal thread 32 and first external screw thread 52 mutually support.

The vertically arranged cylindrical body 2 is provided with a first lower surface 23, a first upper surface 24 and a second lower surface 25; the pressing handle 1 is provided with a convex block 13, the pressing handle 1 can rotate by taking the shaft of the connecting piece 4 as a rotating shaft, and the convex block 13 on the pressing handle 1 can extrude the first upper surface 24 after the pressing handle 1 rotates; after the vertically arranged cylindrical body 2 is extruded, the first lower surface 23 can be mutually attached to the sealing ring 7; the vertically arranged columnar body 2 is also provided with a protruding end 21, and the protruding end 21 can be extruded and connected with the top block 6 on the air faucet 5; the vertically arranged cylindrical body 2 is also provided with a vent hole 22, and the vent hole 22 is used for connecting an inlet, an outlet and the air outlet 12. The outer layer of the connecting air tap 5 is provided with a first external thread 52 and a second external thread 54, the first external thread 52 is matched and connected with the internal thread 32 on the connecting device 3, and the second external thread 54 is used for connecting a steel cylinder; connect air cock 5 inside be equipped with interior cavity 51, interior cavity 51 on be equipped with third lower surface 53 and fourth upper surface 55, interior cavity 51 in be equipped with kicking block 6. A second groove 61 is formed in the top block 6, and a circular sealing strip 8 is arranged in the second groove 61; four identical limiting columns 62 are arranged on the side wall of the top block 6, and the limiting columns 62 are mutually attached to the inner wall of the inner cavity 51; the outer layer of the top block 6 is provided with a third upper surface 63, and the protruding end 21 of the vertically arranged columnar body 2 can extrude the third upper surface 63; the inside third recess 64 that is equipped with of kicking block 6, third recess 64 in be equipped with second spring 10, third recess 64 in be equipped with fourth lower surface 65, the interior cavity 51 of connection air cock 5 on be equipped with fourth upper surface 55, second spring 10 laminate with fourth upper surface 55 and fourth lower surface 65 respectively each other. A circular section 71 can be seen after the sealing ring 7 is half-sectioned, and the diameter of the circular section 71 is larger than the groove depth of the first groove 31; the thickness of the circular sealing strip 8 can be observed after the circular sealing strip is horizontally placed, and the thickness is larger than the groove depth of the second groove 61. When the cam of the first spring 9 on the pressing handle 1 does not press the first upper surface 24, the first spring 9 is initially in a non-elastic deformation state; the second spring 10 is initially always in a compressed state, and the elastic force generated by the second spring 10 enables the circular sealing strip 8 on the top block 6 to be attached to the third lower surface 53 of the connecting air faucet 5; when the protruding end 21 is pressed against the top block 6, the second spring 10 is further compressed.

Specifically, the push switch is connected with the steel cylinder through the second external thread 54 of the connecting air tap 5 in the production process; when the steel cylinder is used for inflating the balloon, the pressing handle 1 on the switch is pressed, so that the protruding end 21 on the vertically arranged columnar body 2 extrudes and presses the top block 6 on the connecting air nozzle 5, the connecting air nozzle 5 is in an open state, and gas in the steel cylinder enters the air outlet 12 from the vent hole 22 on the vertically arranged columnar body 2, so that the balloon can be inflated; after inflation contact, the pressure handle 1 returns to the initial non-squeezing state, and the connecting air nozzle 5 is in a closed state.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A push type switch comprises a press handle (1) and a connecting device (3), and is characterized in that the connecting device (3) is provided with an installation part (33), the press handle (1) is provided with a convex block (13), the convex block (13) is provided with an installation hole (14), and the press handle (1) penetrates through the installation hole (14) through a connecting piece (4) and then is movably connected with the installation part (33); a first groove (31) is formed in the connecting device (3), and a sealing ring (7) is arranged in the first groove (31); the connecting device (3) is provided with a vertically arranged cylindrical body (2), a first spring (9) is arranged between the vertically arranged cylindrical body (2) and the connecting device (3), and the vertically arranged cylindrical body (2) is also provided with an air outlet (12); connecting device (3) lower extreme is equipped with connects air cock (5), connection air cock (5) on be equipped with air inlet (11), connecting device (3) in be equipped with internal thread (32), connection air cock (5) outer be equipped with first external screw thread (52), internal thread (32) and first external screw thread (52) mutually support.

2. The push switch of claim 1 wherein the vertically disposed post (2) has a first lower surface (23), a first upper surface (24) and a second lower surface (25); the pressing handle (1) is provided with a convex block (13), the pressing handle (1) can rotate by taking a shaft where the connecting piece (4) is positioned as a rotating shaft, and after the pressing handle (1) rotates, the convex block (13) on the pressing handle (1) can extrude the first upper surface (24); after the vertically arranged cylindrical body (2) is extruded, the first lower surface (23) can be mutually attached to the sealing ring (7); the vertically arranged columnar body (2) is also provided with a protruding end (21), and the protruding end (21) can be extruded and connected with a top block (6) on the air faucet (5); the vertically arranged cylindrical body (2) is also provided with a vent hole (22), and the vent hole (22) is used for connecting an inlet, an outlet and an air outlet (12).

3. The push type switch according to claim 1, wherein the outer layer of the connecting nozzle (5) is provided with a first external thread (52) and a second external thread (54), the first external thread (52) is matched and connected with the internal thread (32) on the connecting device (3), and the second external thread (54) is used for connecting a steel cylinder; connect air cock (5) inside be equipped with interior cavity (51), interior cavity (51) on be equipped with third lower surface (53) and fourth upper surface (55), interior cavity (51) in be equipped with kicking block (6).

4. The push switch of claim 3, wherein the top block (6) has a second groove (61), and the second groove (61) has a circular sealing strip (8); the side wall of the top block (6) is provided with four identical limiting columns (62), and the limiting columns (62) are mutually attached to the inner wall of the inner cavity (51); the outer layer of the top block (6) is provided with a third upper surface (63), and the protruding end (21) on the vertically arranged cylindrical body (2) can extrude the third upper surface (63); the ejector block (6) inside be equipped with third recess (64), third recess (64) in be equipped with second spring (10), third recess (64) in be equipped with fourth lower surface (65), inner chamber body (51) of connection air cock (5) on be equipped with fourth upper surface (55), second spring (10) laminate each other with fourth upper surface (55) and fourth lower surface (65) respectively.

5. Push switch according to claim 4, characterised in that the sealing ring (7) is seen in half-section with a circular cross-section (71), the diameter of the circular cross-section (71) being larger than the depth of the first recess (31); the thickness of the circular sealing strip (8) can be observed after the circular sealing strip is horizontally placed, and the thickness is larger than the depth of the second groove (61).

6. Push switch according to claim 4, characterised in that the first spring (9) is arranged between the connecting means (3) and the vertically arranged cylinder (2), the first spring (9) being in a non-elastically deformed state when the cam on the push handle (1) is not pressing against the first upper surface (24); the second spring (10) is initially always in a compressed state, and the elastic force generated by the second spring (10) enables the circular sealing strip (8) on the top block (6) to be attached to the third lower surface (53) of the connecting air tap (5); when the protruding end (21) is pressed to the top block (6), the second spring (10) can be further compressed.