CN215732472U - Elevator door contact switch device - Google Patents
Elevator door contact switch device Download PDFInfo
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- CN215732472U CN215732472U CN202122098677.1U CN202122098677U CN215732472U CN 215732472 U CN215732472 U CN 215732472U CN 202122098677 U CN202122098677 U CN 202122098677U CN 215732472 U CN215732472 U CN 215732472U
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- jack
- elevator door
- contact
- conductive unit
- closing device
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Abstract
The utility model provides a contact switch device of an elevator door, which comprises a socket, wherein a cavity is arranged in the socket, a conductive unit is arranged in the cavity, a jack corresponding to the conductive unit is arranged on the surface of the socket, and a guide groove corresponding to the conductive unit and extending along the plane of the jack is arranged at the edge of the jack; the plug is provided with a contact pin, and the contact pin can slide in the guide groove in the state that the contact pin is inserted into the jack and contacted with the conductive unit. The contact pin can slide in the guide groove in the state of being inserted into the jack, the requirement of the protection grade of the contact switch is met, the aperture of the jack of the contact switch is properly increased, and the working efficiency of the switch is improved under the condition of ensuring the safety; meanwhile, the contact pin can slide in the guide groove in a state of being in contact with the conductive unit, so that the multi-mode insertion requirement of the elevator door switch contact pin can be met, the sliding requirement required by a door opening test can also be met, and the practicability of the contact switch is improved.
Description
Technical Field
The utility model relates to the technical field of elevator switches, in particular to an elevator door contact switch device.
Background
At present, in the elevator industry, contact type door switches which play a role in electrically verifying the in-place state of a door and the locking state of a door lock mostly adopt a contact pin and socket type structure, and the on-off of an elevator circuit is realized through the on-off of a contact pin and a socket, so that the on-off operation of an elevator door is controlled.
In the technical field of elevator switches, in order to ensure the use safety of contact switches, strict requirements are imposed on the protection grade of the contact switches, and therefore the size of jacks on a socket is limited to a certain extent. In the practical process, certain potential safety hazard exists too big to have in socket jack, can not satisfy the protection requirement that corresponds, and socket jack undersize makes the contact pin of plug difficult to get into again, influences its normal function. Moreover, the traditional socket jack structure is single, after the contact pin is inserted into the jack, the distance of the front-back left-right movement is very limited, the use of an upper hook type or a lower hook type of the contact pin when the switch is used for a main lock switch cannot be met (the upper hook type is that the contact pin is inserted into the socket from bottom to top, and the lower hook type is that the contact pin is inserted into the socket from top to bottom), and the requirement of a door opening test cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model provides an elevator door contact opening and closing device which is used for solving the defects that in the prior art, the size of an elevator door switch insertion hole is not easy to set, the insertion hole structure is single, and a contact pin is inconvenient to move after being inserted, improving the safety of an elevator door switch, and meeting the requirements of multi-mode insertion of the elevator door switch contact pin and the door opening and closing test.
The present invention provides an elevator door contact opening and closing device, comprising:
the socket is internally provided with a cavity, a conductive unit is arranged in the cavity, the surface of the socket is provided with a jack corresponding to the conductive unit, and the edge of the jack is provided with a guide groove corresponding to the conductive unit and extending along the plane of the jack;
the plug is provided with a contact pin, and the contact pin can slide in the guide groove in a state of being inserted into the jack and being in contact with the conductive unit.
According to the elevator door contact opening and closing device provided by the utility model, the guide grooves are arranged in a central symmetry mode by taking the center of the jack as a center.
According to the elevator door contact opening and closing device provided by the utility model, the guide groove is arranged around the jack in a cross shape.
According to the elevator door contact opening and closing device provided by the utility model, the contact end part of the conductive unit is provided with the contact piece, and the area of the contact piece is not less than the sum of the areas of the jack and the guide groove.
According to the elevator door contact switch device provided by the utility model, the conductive unit further comprises an elastic sheet connected with the contact piece, and one end of the elastic sheet is fixedly connected with the cavity.
According to the elevator door contact opening and closing device provided by the utility model, the elastic sheet is elastically arranged along the insertion direction of the contact pin.
According to the elevator door contact opening and closing device provided by the utility model, two chambers are arranged in parallel, one conductive unit is arranged in each of the two chambers, and an insulating baffle is arranged between the two chambers.
According to the elevator door contact opening and closing device provided by the utility model, the socket body is of a detachable structure connected through a bolt.
According to the elevator door contact opening and closing device provided by the utility model, the direction of the bolt is consistent with that of the jack.
According to the elevator door contact opening and closing device provided by the utility model, the bolt is perpendicular to the direction of the jack.
According to the elevator door contact switch device, the guide groove extending along the plane where the jack is located is formed in the edge of the jack of the socket and corresponds to the conductive unit, so that the contact pin can slide in the guide groove in the state of being inserted into the jack and contacting with the conductive unit, the requirement of the protection grade of the contact switch is met, the aperture of the jack of the contact switch is properly increased, the insertion of the contact pin is facilitated, and the working efficiency of the switch is improved under the condition of ensuring the safety; meanwhile, the contact pin can slide in the guide groove in the contact state with the conductive unit, so that the multi-mode insertion requirement of the contact pin of the elevator door switch can be met, the sliding requirement required by a door opening test can also be met, and the practicability of the contact switch is further improved.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an elevator door contact opening and closing device according to an embodiment of the present invention;
fig. 2 is a front view of a socket of an elevator door contact opening and closing device in an embodiment of the present invention;
fig. 3 is a left side view of a socket of an elevator door contact opening and closing device in an embodiment of the present invention;
fig. 4 is a top view of a socket of an elevator door contact opening and closing device in an embodiment of the present invention;
fig. 5 is a schematic view of the internal structure of a socket of an elevator door contact opening and closing device according to an embodiment of the present invention;
wherein:
1. a plug; 2. a socket; 21. a chamber; 22. a spring plate; 23. a contact piece; 24. a bolt; 25. and (4) inserting the jack.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1 to 5, an elevator door contact opening and closing device according to an embodiment of the present invention includes a socket 2 and a plug 1, the socket 2 and the plug 1 are two independent structures, the socket 2 and the plug 1 are disposed in a matching manner, two parallel insertion holes 25 are disposed on the socket 2, and two insertion pins corresponding to the insertion holes 25 are disposed on the plug 1. The socket 2 and the plug 1 are respectively arranged on two doors of the elevator, which move relatively, when in work, the opening and closing movement of the elevator door drives the socket 2 and the plug 1 to combine or separate, so that the insertion or separation of the contact pin into the jack 25 is realized, and the safety switch function is realized for the whole elevator.
Specifically, a cavity 21 is arranged inside the socket 2, a conductive unit is arranged in the cavity 21, and the conductive unit is a conductive terminal to realize the communication and transmission of the circuit. The surface of the socket 2 is provided with a jack 25 corresponding to the position of the conductive unit, the edge of the jack 25 is provided with a guide groove, the guide groove extends along the plane where the jack 25 is located, and the guide groove is arranged corresponding to the conductive unit in the direction of inserting the contact pin, so that the contact pin of the plug 1 can slide in the guide groove after being inserted into the jack 25 and in the state of contacting with the conductive unit.
Further, the guide grooves in the present embodiment are arranged in a central symmetry manner around the center of the insertion hole 25, and specifically, as shown in fig. 4, the guide grooves are arranged in a cross shape around the insertion hole 25, that is, the guide grooves are in a combined shape of a circular shape and a cross shape, that is, sliding grooves are arranged in four mutually perpendicular directions of the circular insertion hole 25. It should be noted that the width of the cross-shaped guide groove is not less than the radial width of the pin to ensure that the pin can be inserted into the guide groove and can move in the guide groove.
In this embodiment, the conductive unit includes a spring plate 22 and a contact plate 23, and both the spring plate 22 and the contact plate 23 are made of conductive materials. One end of the spring plate 22 is fixedly connected with the cavity 21, and the other free end is elastically arranged along the insertion direction of the inserting pin. The contact piece 23 is arranged at the free end part of the elastic sheet 22, and the contact piece 23 is contacted after the pin is inserted into the jack 25, and at the moment, the circuit of the contact switch is communicated.
It should be noted that the area of the contact piece 23 in this embodiment is not less than the sum of the areas of the insertion hole 25 and the guide groove, and the contact piece 23 can cover all the areas of the insertion hole 25 and the guide groove in the insertion direction of the pin, so as to ensure that the pin can be normally connected with the contact piece 23 when moving in all the areas of the insertion hole 25 and the guide groove, thereby ensuring that the circuit is normally connected.
In the embodiment of the utility model, the guide groove extending along the plane of the jack is arranged at the edge of the jack of the socket 2 and is arranged corresponding to the conductive unit, so that the contact pin can slide in the guide groove in the state of being inserted into the jack 25 and contacting with the contact piece 23 of the conductive unit, the requirement on the protection grade of the contact switch is met, the aperture of the jack of the contact switch is properly increased, the insertion of the contact pin is facilitated, and the working efficiency of the switch is improved under the condition of ensuring the safety; meanwhile, the contact pin can slide in the guide groove in the contact state with the contact piece 23 of the conductive unit, so that the multi-mode insertion requirement of the elevator door switch contact pin can be met, the sliding requirement required by a door opening test can also be met, and the practicability of the contact switch is further improved.
Further, two cavities 21 are arranged in parallel in the embodiment, and one conductive unit is arranged inside each of the two cavities 21 and is arranged corresponding to the two pins of the plug 1. An insulating baffle is arranged between the two cavities 21, so that the short circuit phenomenon inside the switch is prevented, and the safety of the contact switch is effectively improved.
Further, the socket 2 body is a detachable structure connected through a bolt 24, which facilitates the detachment and installation of the socket 2 body. In this embodiment, according to different use scenarios of the contact switch, or in order to satisfy the requirement for inserting the elevator door switch pin in multiple ways, in order to facilitate the detachment and installation, the direction of the bolt 24 and the direction of the insertion hole of the socket 2 may be set in the same direction, or the bolt 24 and the direction of the insertion hole of the socket 2 may be set vertically.
In summary, in the utility model, the jack 25 of the contact switch is provided with the guide groove, so that the requirement of IP20 protection level can be met, the requirement of different using modes of the contact pin for sliding back and forth and left and right when the contact switch is used for a main lock switch can be met, the sliding requirement required by a door-opening test can be met, different mounting and using modes can be realized through detachable connection of the bolt, and the switch is small in structure, convenient to mount and safe to use. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes be made by those skilled in the art without departing from the spirit and scope of the present invention as defined by the appended claims.
Claims (10)
1. An elevator door contact opening and closing device, comprising:
the socket is internally provided with a cavity, a conductive unit is arranged in the cavity, the surface of the socket is provided with a jack corresponding to the conductive unit, and the edge of the jack is provided with a guide groove corresponding to the conductive unit and extending along the plane of the jack;
the plug is provided with a contact pin, and the contact pin can slide in the guide groove in a state of being inserted into the jack and being in contact with the conductive unit.
2. The elevator door contact opening and closing device according to claim 1, wherein: the guide grooves are arranged in central symmetry with the center of the insertion hole.
3. The elevator door contact opening and closing device according to claim 2, wherein: the guide groove is arranged in a cross shape around the jack.
4. The elevator door contact opening and closing device according to claim 1, wherein: and a contact piece is arranged at the contact end part of the conductive unit, and the area of the contact piece is not less than the sum of the areas of the jack and the guide groove.
5. The elevator door contact opening and closing device according to claim 4, wherein: the conductive unit further comprises an elastic sheet connected with the contact sheet, and one end of the elastic sheet is fixedly connected with the cavity.
6. The elevator door contact opening and closing device according to claim 5, wherein: the elastic sheet is elastically arranged along the inserting direction of the contact pin.
7. The elevator door contact opening and closing device according to claim 1, wherein: the two cavities are arranged in parallel, one conducting unit is arranged in each of the two cavities, and an insulating baffle is arranged between the two cavities.
8. An elevator door contact opening and closing device according to any one of claims 1 to 7, wherein: the socket body is of a detachable structure connected through bolts.
9. The elevator door contact opening and closing device according to claim 8, wherein: the direction of the bolt is consistent with that of the jack.
10. The elevator door contact opening and closing device according to claim 8, wherein: the bolt is perpendicular to the direction of the jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122098677.1U CN215732472U (en) | 2021-09-01 | 2021-09-01 | Elevator door contact switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122098677.1U CN215732472U (en) | 2021-09-01 | 2021-09-01 | Elevator door contact switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215732472U true CN215732472U (en) | 2022-02-01 |
Family
ID=80011016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122098677.1U Active CN215732472U (en) | 2021-09-01 | 2021-09-01 | Elevator door contact switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215732472U (en) |
-
2021
- 2021-09-01 CN CN202122098677.1U patent/CN215732472U/en active Active
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