CN210429611U

CN210429611U - Button contact switch

Info

Publication number: CN210429611U
Application number: CN201921231674.7U
Authority: CN
Inventors: 黄杨威
Original assignee: Zhejiang Jiuzhi Electric Co ltd
Current assignee: Zhejiang Jiuzhi Electric Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-28
Anticipated expiration: 2029-07-31

Abstract

The utility model relates to a button switch's technical field discloses a button contact switch, including the main casing body, end cover and upper end cap, the end cover closes with the main casing body lid, and the upper end cap is installed in the main casing and in the end cover, and the upper end cap passes through connection structure to be installed on the end cover, and connection structure is including being fixed in connecting block on the end cover inside wall and spread groove and the coupling spring that is formed on the lateral wall of upper end cap, and the connecting block is pegged graft in the spread groove, and coupling spring installs on the upper end cap and butt in the connecting block. The utility model has the advantages of it is following and effect: the connection of upper end cap and end cover is realized in the cooperation of connecting block and spread groove, and connecting spring is placed to the storage tank that forms in the upper end cap, and the upper end cap is connected on the end cover during the dismouting, and connecting spring's both sides butt respectively in the lateral wall of end cover and storage tank, consequently can not popped out, can conveniently take off connecting spring when taking off the upper end cap, can avoid the problem that connecting spring loses easily from this, and then avoid influencing the use of switch.

Description

Button contact switch

Technical Field

The utility model belongs to the technical field of button switch's technique and specifically relates to a button contact switch is related to.

Background

The button switch in the prior art realizes contact with different contacts through rotating gear shifting so as to achieve the purpose of controlling the opening and closing of the button.

Currently, patent publication No. CN101271792B discloses a push button contact switch, which includes: the device comprises an insulating shell, a pair of contact combinations in the insulating shell and warped plates arranged on two sides of the contact combinations; the contact combination includes: the upper end cap, the transmission electric sheet arranged in the upper end cap, the reset spring arranged below the transmission electric sheet, a pair of movable contacts arranged at two side ends of the transmission electric sheet and a static contact arranged below each movable contact; the insulating shell is fixed with a convex block, and the bottom of the upper end cap is connected with the convex block through a connecting spring, so that the upper end cap can move in the vertical direction.

When the rotary button extrudes the upper end cap, the movable contact and the static contact sheet on the transmission electric sheet of the normally open contact combination are connected to keep the switch in an open state; the normally closed contact combination that the control button opened, the transmission electric plate is located the below of static contact, and when the rotary button extrudeed the upper end cap, the movable contact and the static contact on the transmission electric plate of normally open contact combination separated, kept the switch in the off-state.

However, in the above prior art, when the switch is disassembled, the connection spring is often easily reset at the moment of losing the abutting force due to the removal of the upper end cap, and flies out under the action of the elastic force, which causes the problem that the connection spring is easily lost after the switch is disassembled, and the use of the switch is affected due to the loss of parts, so there is still a need for improvement.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a button contact switch makes the connecting spring on the upper end cap difficult for losing when dismantling, avoids influencing the use of switch.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a button contact switch, includes main casing body, end cover and upper end cap, and the end cover closes with main casing body lid, and the upper end cap is installed in main casing and in the end cover, the upper end cap pass through connection structure install in on the end cover, connection structure including be fixed in connecting block on the end cover inside wall with be formed at spread groove and coupling spring on the lateral wall of upper end cap, the connecting block peg graft in the spread groove, coupling spring install in on the upper end cap and butt in the connecting block.

By adopting the technical scheme, the connection between the upper end cap and the end cover is realized by the matching of the connecting block and the connecting groove, so that the upper end cap is arranged in the main shell and the end cover; the connecting spring is abutted against the upper part of the connecting block, so that the connecting block can move in the connecting groove along the vertical direction under the elastic force action of the connecting spring; on the other hand, the upper end cap is installed on the end cover, and the connecting spring can be respectively abutted to the side walls of the end cover and the upper end cap during disassembly, so that the connecting spring cannot be popped out, and the connecting spring also naturally drops when the upper end cap is taken down, thereby avoiding the problem that the connecting spring is easily popped off and lost, and avoiding influencing the use of the switch.

The utility model discloses further set up to: the side wall of the upper end cap is communicated with the connecting groove to form a containing groove, the connecting spring is contained in the containing groove, and two ends of the connecting spring are respectively abutted against the connecting block and the containing groove.

Through adopting above-mentioned technical scheme, the storage tank that forms on the lateral wall of upper end cap is used for placing connecting spring, and storage tank and spread groove intercommunication make the connecting block receive connecting spring's elasticity and can be at spread groove and storage tank internalization, realize reciprocating of upper end cap then.

The utility model discloses further set up to: the side wall of the containing groove is arc-shaped and matched with the connecting spring.

Through adopting above-mentioned technical scheme, the lateral wall of storage tank is the arc, makes the shape of storage tank can with the shape cooperation of connecting spring, makes connecting spring's the structure of placing more reasonable.

The utility model discloses further set up to: the inner side wall of the end cover is provided with a sliding groove, the inner side wall of the main shell is provided with a matching groove, and two sides of the upper end cap are respectively arranged in the sliding groove and the matching groove in a sliding mode.

Through adopting above-mentioned technical scheme, the spout on the end cover inside wall and the cooperation groove in the main casing correspond the relative both sides wall of upper end cap respectively, and the slip when making the upper end cap install in end cover and main casing can be stabilized the direction.

The utility model discloses further set up to: the upper end cover is characterized in that two opposite side walls are provided with openings, supporting blocks are fixed on the side walls of the openings, transmission electric pieces are arranged on the supporting blocks, and static contact pieces in contact with the transmission electric pieces are fixed in the main shell.

Through adopting above-mentioned technical scheme, the supporting shoe in the trompil on the upper end cover supports the transmission electric plate, and the static contact in the main casing body contacts or separates with the transmission electric plate to keep opening or closing of switch.

The utility model discloses further set up to: the transmission electric sheet is fixedly provided with a positioning block, a concave cavity is formed in the upper end cover, an extrusion spring is sleeved on the positioning block, and the extrusion spring is accommodated in the concave cavity and is fixed in the concave cavity.

Through adopting above-mentioned technical scheme, the locating piece on the transmission electric sheet is located to the extrusion spring cover, and the cavity in the upper end cap provides the space for extrusion spring's holding, makes extrusion spring can the stable connection transmission electric sheet.

The utility model discloses further set up to: the side wall of the main shell is fixed with a plurality of lugs, and the end cover is provided with through holes matched with the lugs.

Through adopting above-mentioned technical scheme, the lug on the main casing body lateral wall is pegged graft with the through hole cooperation on the end cover to realize the stable lid of main casing body and end cover and close.

The utility model discloses further set up to: the upper end cap is provided with an extrusion block, and the main shell and the end cap are matched to form a penetrating hole for the extrusion block to penetrate through.

By adopting the technical scheme, the extrusion block formed on the upper end cap provides a contact position for the switch to extrude the upper end cap, so that the switch can drive the upper end cap to move conveniently; the penetrating hole makes the upper end cap capable of penetrating out from the corresponding position of the main casing and the end cover, and the structure is more reasonable.

To sum up, the utility model discloses following beneficial effect has:

1. the connection between the upper end cap and the end cover is realized by the matching of the connecting block and the connecting groove, the connecting spring is placed in the accommodating groove formed in the upper end cap, the upper end cap is connected to the end cover during disassembly and assembly, and the two sides of the connecting spring are respectively abutted against the side walls of the end cover and the accommodating groove, so that the connecting spring cannot be popped up, and the connecting spring can be conveniently taken down when the upper end cap is taken down, thereby avoiding the problem that the connecting spring is easily lost, and further avoiding influencing the use of the switch;

2. the sliding grooves on the inner side wall of the end cover and the matching grooves in the main shell respectively correspond to two opposite side walls of the upper end cap, so that the upper end cap can be stably guided in a sliding mode when being installed in the end cover and the main shell.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic diagram of an exploded structure of the upper endcap of the present embodiment installed in the main housing and the end cap;

FIG. 3 is a schematic cross-sectional view of the upper end cap and end cap mating connection of the present embodiment.

Reference numerals: 1. a main housing; 11. a bump; 12. a static contact piece; 13. a mating groove; 2. an end cap; 21. a through hole; 22. a chute; 3. an upper end cap; 31. extruding the block; 32. a containing groove; 33. opening a hole; 34. a support block; 35. a concave cavity; 4. a through hole; 5. a connecting structure; 51. connecting blocks; 52. connecting grooves; 53. a connecting spring; 6. a transmission electric sheet; 61. positioning blocks; 62. compressing the spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A button contact switch is disclosed, as shown in fig. 1 and 2, comprising a main shell 1, an end cover 2 and an upper end cap 3, wherein the end cover 2 is covered with the main shell 1, and the upper end cap 3 is arranged in the main shell 1 and the end cover 2.

As shown in fig. 1, a plurality of protrusions 11 are fixed at intervals on the circumferential edge of the side wall of the main housing 1 close to the end cover 2, a plurality of through holes 21 are formed on the circumferential edge of the side wall of the end cover 2, and the protrusions 11 can be inserted into the corresponding through holes 21, so that the end cover 2 and the main housing 1 are stably covered.

As shown in fig. 1, a triangular pressing block 31 is formed on the top of the upper end cap 3, a through hole 4 is formed on the top of the main housing 1 and the end cap 2, and the pressing block 31 can penetrate through the through hole 4, so that the push button switch can control the movement of the upper end cap 3 in the vertical direction by controlling the pressing of the pressing block 31.

As shown in fig. 2 and 3, a fitting groove 13 is formed in the middle of the inner side wall of the main housing 1 along the vertical direction, and a side wall of the upper end cap 3 is slidably disposed in the fitting groove 13; a sliding groove 22 corresponding to the matching groove 13 is formed in the middle of the inner side wall of the end cover 2 along the vertical direction, and the upper end cap 3 is arranged in the sliding groove 22 in a sliding manner relative to the other side wall of the matching groove 13, so that the matching groove 13 and the sliding groove 22 which correspond to each other are used for stably guiding the sliding of the upper end cap 3 along the vertical direction; the upper end cap 3 is mounted on the end cap 2 through a connecting structure 5, so that the upper end cap 3 can stably move relative to the end cap 2.

As shown in fig. 2 and 3, the connecting structure 5 includes a connecting block 51 and a connecting groove 52, the connecting block 51 is fixed on the inner side wall of the end cover 2 and is located in the sliding groove 22, the connecting groove 52 is formed on the side wall of the upper end cap 3 facing the sliding groove 22, and the connecting block 51 is inserted into and movably connected to the connecting groove 52.

As shown in fig. 3, the connection structure 5 further includes a connection spring 53, the side wall of the upper end cap 3 is located above the connection groove 52 and is communicated with the accommodation groove 32, the connection spring 53 is accommodated in the accommodation groove 32, and two ends of the connection spring 53 respectively abut against the top of the connection block 51 and the top wall of the accommodation groove 32, so that the connection block 51 can move under the elastic force of the connection spring 53; the side wall of the accommodating groove 32 is arc-shaped, so that the shape of the side wall of the accommodating groove 32 is matched with that of the connecting spring 53, and the placing structure of the connecting spring 53 is more reasonable.

As shown in fig. 3, two opposite side walls of the upper end cap 3 staggered from the matching groove 13 and the sliding groove 22 are respectively formed with an opening 33, two opposite supporting blocks 34 are fixed in the middle of the side walls of the opening 33, the supporting blocks 34 are provided with the driving electric piece 6, and the supporting blocks 34 support the driving electric piece 6 and limit the driving electric piece 6; a static contact 12 in contact with the transmission electric sheet 6 is fixed in the main shell 1 and below the transmission electric sheet 6, and the transmission electric sheet 6 is in contact with the static contact 12 to close the switch.

As shown in fig. 3, a positioning block 61 is fixed at the middle part above the driving electric piece 6, a cavity 35 is formed on the top wall in the upper end cap 3, an extrusion spring 62 is sleeved above the positioning block 61, and the extrusion spring 62 is accommodated in the cavity 35 and fixed in the cavity 35, so that the driving electric piece 6 is kept connected with the upper end cap 3.

The specific operation flow of this embodiment is as follows:

when the switch is installed, the connecting spring 53 is firstly placed on the connecting block 51, then the upper end cap 3 is correspondingly placed in the sliding groove 22 of the end cover 2, the connecting block 51 in the sliding groove 22 is correspondingly inserted into the connecting groove 52 of the upper end cap 3, at this time, the connecting spring 53 is correspondingly accommodated in the accommodating groove 32 and is in a naturally extending state, the upper end cap 3 can downwards extrude the connecting spring 53 and reset under the restoring force action of the connecting spring 53, and therefore the upper end cap 3 can elastically move in the vertical direction relative to the end cover 2.

Then, the convex block 11 on the main shell 1 is correspondingly inserted into the through hole 21 on the end cover 2, the pressing block is arranged in the through hole 4 in a penetrating way, and the upper end cap 3 can be correspondingly accommodated in the matching groove 13, so that the stable installation of the upper end cover 2 is realized.

When the switch is disassembled, the main shell 1 and the end cover 2 are firstly separated, the upper end cap 3 can be disassembled at the moment, the connecting spring 53 is taken down, the connecting spring 53 cannot be popped under the action of elasticity, and therefore the problem that the connecting spring 53 is easy to lose when the switch is disassembled is avoided.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a button contact switch, includes main casing body (1), end cover (2) and upper end cap (3), and end cover (2) close with main casing body (1) lid, and upper end cap (3) are installed in main casing body (1) and in end cover (2), its characterized in that: the upper end cap (3) is mounted on the end cap (2) through a connecting structure (5), the connecting structure (5) comprises a connecting block (51) fixed on the inner side wall of the end cap (2), a connecting groove (52) formed on the side wall of the upper end cap (3) and a connecting spring (53), the connecting block (51) is inserted into the connecting groove (52), and the connecting spring (53) is mounted on the upper end cap (3) and abuts against the connecting block (51).

2. A push button contact switch according to claim 1, wherein: an accommodating groove (32) is formed in the side wall of the upper end cap (3) and communicated with the connecting groove (52), the connecting spring (53) is accommodated in the accommodating groove (32), and two ends of the connecting spring (53) are respectively abutted against the connecting block (51) and the accommodating groove (32).

3. A push button contact switch according to claim 2, wherein: the side wall of the accommodating groove (32) is arc-shaped and matched with the connecting spring (53).

4. A push button contact switch according to claim 3, wherein: be formed with spout (22) on the inside wall of end cover (2), be formed with cooperation groove (13) on the inside wall of main casing body (1), the both sides of upper end cap (3) are slided respectively and are located spout (22) with cooperation groove (13).

5. A push button contact switch according to claim 2, wherein: all be formed with trompil (33) on the relative both sides wall on end cover (2), be fixed with supporting shoe (34) on the lateral wall of trompil (33), be equipped with transmission electric piece (6) on supporting shoe (34), main casing body (1) internal fixation have with static contact (12) of transmission electric piece (6) contact.

6. A push button contact switch according to claim 5, wherein: the electric transmission piece (6) is fixedly provided with a positioning block (61), a cavity (35) is formed in the end cover (2), the positioning block (61) is sleeved with an extrusion spring (62), and the extrusion spring (62) is accommodated in the cavity (35) and fixed to the cavity (35).

7. A push button contact switch according to claim 2, wherein: a plurality of lugs (11) are fixed on the side wall of the main shell (1), and through holes (21) matched with the lugs (11) are formed in the end cover (2).

8. A push button contact switch according to claim 7, wherein: an extrusion block (31) is formed on the upper end cap (3), and a penetrating hole (4) for the extrusion block (31) to penetrate out is formed on the main shell (1) and the end cover (2) in a matching manner.