CN212136322U

CN212136322U - Switch with protection function

Info

Publication number: CN212136322U
Application number: CN202021032811.7U
Authority: CN
Inventors: 陈春华; 杨显俊; 张月喜; 郑伟; 涂利晓
Original assignee: Songri Electric Co ltd
Current assignee: Songri Electric Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-12-11
Anticipated expiration: 2030-06-08

Abstract

The utility model provides a switch with protection function, which comprises a first shell, wherein the inner bottom wall of the first shell is fixedly connected with a second shell, the inner side wall of the second shell is fixedly connected with four binding posts through screw symmetry, the outer side wall of the binding posts is fixedly connected with a line body through screws, one end of the line body respectively penetrates through the second shell and the first shell, four adjacent sides of the binding posts are respectively and fixedly connected with two normally open stationary contacts and two normally closed stationary contacts, the upper surface of the second shell is fixedly connected with a sleeve, in the using process of the device, the protection effect of the device is improved through the arrangement of parts such as the first shell, the second shell, a second rod body and a third plate body, when the device is collided, the impact force received by the device is reduced, and the components such as a button and the first rod body are protected, the device is not easy to damage, and the service life of the device is prolonged.

Description

Switch with protection function

Technical Field

The utility model relates to the technical field of switches, in particular to switch with safeguard function.

Background

The button switch is a switch which utilizes a button to push a transmission mechanism, enables a movable contact and a static contact to be pressed on or off and realizes circuit switching. The button switch is a master control electrical appliance with simple structure and wide application. In an electric automatic control circuit, it is used to manually send out control signals to control a contactor, a relay, an electromagnetic starter, and the like. The in-process of the use of current switch, the protecting effect is relatively poor, receives the collision at the switch, and the switch receives the damage easily, influences the normal use of switch, brings inconvenience for the user, for this reason, provides a switch with safeguard function.

SUMMERY OF THE UTILITY MODEL

In view of the above, embodiments of the present invention provide a switch with a protection function to solve or alleviate the technical problems in the prior art, and at least provide a useful choice.

The embodiment of the utility model provides a technical scheme is so realized: a switch with a protection function comprises a first shell, wherein a second shell is fixedly connected to the inner bottom wall of the first shell, four binding posts are symmetrically and fixedly connected to the inner side wall of the second shell through screws, the outer side walls of the binding posts are fixedly connected with a wire body through screws, one end of the wire body respectively penetrates through the second shell and the first shell, two normally-open stationary contacts and two normally-closed stationary contacts are respectively and fixedly connected to one adjacent sides of the four binding posts, a sleeve is fixedly connected to the upper surface of the second shell, a button is slidably connected to the inner side wall of the sleeve, a first rod body is fixedly connected to the lower surface of the button, the first rod body penetrates through the second shell, a movable contact is fixedly connected to one end of the first rod body, a first spring is sleeved on the outer side wall of the first rod body, and a cover plate is hinged to one side of the, four third casings of upper surface symmetry fixedly connected with of apron, four spacing spout has all been seted up to the adjacent one side of third casing, the inside wall sliding connection of spacing spout has the slider, the inside wall fixedly connected with second spring of third casing, the top of second spring with slider fixed connection, four the adjacent first plate body of one side fixedly connected with of slider, the lower fixed surface of first plate body is connected with the second body of rod, the second body of rod runs through the apron, the bottom fixedly connected with second plate body of the second body of rod.

In some embodiments, a third spring is uniformly and fixedly connected to the lower surface of the second plate, and a third plate is fixedly connected to the bottom of the third spring.

In some embodiments, a damping pad is bonded to the bottom of the third plate, and a sealing gasket is bonded to the upper surface of the first housing.

In some embodiments, two first fixing plates are symmetrically and fixedly connected to the outer side wall of the first housing, and bolts are connected to the inner threads of the first fixing plates.

In some embodiments, a male buckle is fixedly connected to an outer side wall of the first housing, and a female buckle is hinged to one side of the cover plate and clamped with the male buckle.

In some embodiments, four second fixing plates are symmetrically and fixedly connected to the inner side wall of the first housing, a clamping groove is formed in the front surface of each second fixing plate, and the inner side wall of the clamping groove is clamped with the line body.

The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:

in the in-process that this device used, through the setting of parts such as first casing, second casing, the second body of rod and third plate body, improve this device's protecting effect, when this device received the collision, reduce the impact that this device received, protect parts such as button and the first body of rod, make this device not fragile, improve the life of this device.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a structural diagram of a third housing of the present invention;

fig. 3 is a structural diagram of a second fixing plate of the present invention.

Reference numerals: 1. a first housing; 2. a second housing; 3. a card slot; 4. a binding post; 5. a wire body; 6. a normally open stationary contact; 7. normally closed stationary contacts; 8. a first rod body; 9. a sleeve; 10. a button; 11. a first spring; 12. a movable contact; 13. a cover plate; 14. a third housing; 15. a limiting chute; 16. a slider; 17. a second spring; 18. a first plate body; 19. a second rod body; 20. a second plate body; 21. a third spring; 22. a third plate body; 23. a damping pad; 24. a sealing gasket; 25. a first fixing plate; 26. a bolt; 27. a sub-buckle; 28. a female buckle; 29. and a second fixing plate.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-3, the embodiment of the present invention provides a switch with a protection function, including a first housing 1, a second housing 2 is fixedly connected to an inner bottom wall of the first housing 1, four terminals 4 are fixedly connected to an inner side wall of the second housing 2 through screw symmetry, a wire body 5 is fixedly connected to an outer side wall of the terminal 4 through screws, one end of the wire body 5 respectively penetrates through the second housing 2 and the first housing 1, two normally open stationary contacts 6 and two normally closed stationary contacts 7 are respectively fixedly connected to one side adjacent to the four terminals 4, a sleeve 9 is fixedly connected to an upper surface of the second housing 2, a button 10 is slidably connected to an inner side wall of the sleeve 9, a first rod 8 is fixedly connected to a lower surface of the button 10, the first rod 8 penetrates through the second housing 2, a movable contact 12 is fixedly connected to one end of the first rod 8, a first spring 11 is sleeved on an outer side wall of the first, one side of first casing 1 articulates there is apron 13, four third casings 14 of the last surface symmetry fixedly connected with of apron 13, spacing spout 15 has all been seted up to four adjacent one sides of third casing 14, spacing spout 15's inside wall sliding connection has slider 16, third casing 14's inside wall fixedly connected with second spring 17, top and the 16 fixed connection of slider of second spring 17, the first plate body 18 of the adjacent one side fixedly connected with of four slider 16, the lower fixed surface of the first plate body 18 is connected with the second body of rod 19, the second body of rod 19 runs through apron 13, the bottom fixedly connected with second plate body 20 of the second body of rod 19.

In one embodiment, a third spring 21 is uniformly and fixedly connected to the lower surface of the second plate 20, and a third plate 22 is fixedly connected to the bottom of the third spring 21; through the setting of third spring 21, when this device received the striking, first plate body 18 promoted the second body of rod 19, made third plate body 22 be close to sleeve pipe 9's position, covered sleeve pipe 9, protected sleeve pipe 9's inside, and first plate body 18 extrudees third spring 21, reduces the impact force that this device produced when receiving the striking, improves the guard action of this device.

In one embodiment, the bottom of the third plate 22 is adhered with a damping pad 23, and the upper surface of the first casing 1 is adhered with a sealing gasket 24; through the setting of damping pad 23, when third plate body 22 and sleeve pipe 9 contact, damping pad 23 has reduced the impact force to sleeve pipe 9, and seal ring 24 improves the leakproofness of this device, makes the water-proof effects of this device better.

In one embodiment, two first fixing plates 25 are symmetrically and fixedly connected to the outer side wall of the first housing 1, and bolts 26 are screwed into the first fixing plates 25; through the setting of first fixed plate 25, reserve the screw thread through-hole at the mounted position, paste first fixed plate 25 and service position tightly, rotate in bolt 26 to the screw thread through-hole, can install fixedly this device.

In one embodiment, a sub-buckle 27 is fixedly connected to the outer side wall of the first shell 1, a female buckle 28 is hinged to one side of the cover plate 13, and the female buckle 28 is clamped with the sub-buckle 27; through the setting of sub-knot 27 and box 28 joint, conveniently control the position of apron 13.

In one embodiment, four second fixing plates 29 are symmetrically and fixedly connected to the inner side wall of the first housing 1, a clamping groove 3 is formed in the front surface of each second fixing plate 29, and the inner side wall of each clamping groove 3 is clamped with the line body 5; through the setting of second fixed plate 29, with the card of the line body 5 in draw-in groove 3, fix the position of the line body 5, make the position of the line body 5 more firm.

When the utility model works, the wire body 5 of the connecting equipment of the device is connected with the binding post 4 through a screw, a thread through hole is reserved at the installation position, the first fixing plate 25 is tightly attached to the installation position, the bolt 26 is rotated to the thread through hole to install and fix the device, when the device is needed to control the equipment connected with the device, the sub-buckle 27 and the female buckle 28 are buckled, the cover plate 13 is opened, the button 10 is pressed, the first rod body 8 drives the movable contact 12 to be separated from the normally closed stationary contact 7, so that the movable contact 12 is separated from the communicated state with the normally closed stationary contact 7, then the movable contact 12 is contacted with the normally open stationary contact 6 to control the opening or closing of the equipment connected with the device, after the button 10 is loosened to be pressed, the button 10 is reset through the setting of the first spring 11, the sleeve 9 plays a role in protecting the button 10, the first spring 11 and the first rod body 8, after this device uses, with apron 13 and the articulated closing of first casing 1, detain 27 and box 28 joint with the son, position to apron 13 is fixed, when this device receives the striking, first plate body 18 slides in spacing spout 15 through slider 16 and drives the second body of rod 19 and remove, the second body of rod 19 drives second plate body 20 and moves down, it removes to drive third plate body 22 simultaneously through third spring 21, make third plate body 22 be close to sleeve pipe 9's position, cover sleeve pipe 9, protect the inside of sleeve pipe 9, first plate body 18 extrudees third spring 21, slider 16 extrudees second spring 17 simultaneously, reduce the impact force that produces when this device receives the striking, improve this device's protecting effect, receive the striking back at this device, second spring 17 plays the effect that resets to first plate body 18.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present invention, which should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A switch with protection function, comprising a first casing (1), characterized in that: the inner bottom wall of the first shell (1) is fixedly connected with a second shell (2), the inner side wall of the second shell (2) is fixedly connected with four binding posts (4) through screws symmetrically, the outer side wall of each binding post (4) is fixedly connected with a wire body (5) through screws, one end of each wire body (5) penetrates through the second shell (2) and the first shell (1), one adjacent side of each binding post (4) is fixedly connected with two normally-open stationary contacts (6) and two normally-closed stationary contacts (7), the upper surface of the second shell (2) is fixedly connected with a sleeve (9), the inner side wall of the sleeve (9) is slidably connected with a button (10), the lower surface of the button (10) is fixedly connected with a first rod body (8), the first rod body (8) penetrates through the second shell (2), one end of the first rod body (8) is fixedly connected with a movable contact (12), a first spring (11) is sleeved on the outer side wall of the first rod body (8), a cover plate (13) is hinged to one side of the first shell (1), the upper surface of the cover plate (13) is symmetrically and fixedly connected with four third shells (14), one adjacent side of each of the four third shells (14) is provided with a limiting sliding chute (15), the inner side wall of the limit sliding groove (15) is connected with a sliding block (16) in a sliding way, the inner side wall of the third shell (14) is fixedly connected with a second spring (17), the top of the second spring (17) is fixedly connected with the sliding blocks (16), one side of each of the four sliding blocks (16) adjacent to each other is fixedly connected with a first plate body (18), the lower surface of the first plate body (18) is fixedly connected with a second rod body (19), the second rod body (19) penetrates through the cover plate (13), and a second plate body (20) is fixedly connected to the bottom of the second rod body (19).

2. The switch with safeguard function according to claim 1, characterized in that: the lower surface of the second plate body (20) is uniformly and fixedly connected with a third spring (21), and the bottom of the third spring (21) is fixedly connected with a third plate body (22).

3. The switch with safeguard function according to claim 2, characterized in that: the bottom of the third plate body (22) is bonded with a damping pad (23), and the upper surface of the first shell (1) is bonded with a sealing gasket (24).

4. The switch with safeguard function according to claim 1, characterized in that: the outer side wall of the first shell (1) is symmetrically and fixedly connected with two first fixing plates (25), and the inner threads of the first fixing plates (25) are connected with bolts (26).

5. The switch with safeguard function according to claim 1, characterized in that: the outer side wall fixedly connected with of first casing (1) is detained (27) for the son, one side of apron (13) articulates there is box (28), box (28) with detain (27) joint for the son.

6. The switch with safeguard function according to claim 1, characterized in that: the inner side wall of the first shell (1) is symmetrically and fixedly connected with four second fixing plates (29), the front surface of each second fixing plate (29) is provided with a clamping groove (3), and the inner side wall of each clamping groove (3) is connected with the corresponding line body (5) in a clamping mode.