CN220148954U

CN220148954U - Safety protection device at bottom of sedan-chair

Info

Publication number: CN220148954U
Application number: CN202321545306.6U
Authority: CN
Inventors: 冯小明; 吴凯凯; 马桥卫; 陈令前; 谭志红
Original assignee: Joylive Elevator Co ltd
Current assignee: Joylive Elevator Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-12-08
Anticipated expiration: 2033-06-16

Abstract

The utility model relates to the technical field of elevators, and particularly discloses a car bottom safety protection device which comprises a car bottom of a car and car bottom safety touch plates, wherein first mounting brackets are respectively fixed below two opposite sides of the car bottom, the first mounting brackets are respectively used for fixing the car bottom safety touch plates at the bottom of the car bottom through bolts, second mounting brackets are fixed between the first mounting brackets, a group of micro switches are arranged on the second mounting brackets, and the micro switches are matched with the car bottom safety touch plates for use.

Description

Safety protection device at bottom of sedan-chair

Technical Field

The utility model relates to the technical field of elevators, in particular to a car bottom safety protection device.

Background

In recent years, the market scale of home elevators is larger and larger, but the pit depth of the home elevators is generally small, even if a pit structure exists or not, then no avoidance space is provided for elevator maintenance personnel, even if a pit supporting and stopping device is arranged, the elevator maintenance personnel can be damaged by extrusion of a descending elevator car due to careless and incorrect use of the elevator maintenance personnel, and a large potential safety hazard exists when the safety accident happens, so that the utility model discloses a car bottom safety protection device for solving the problem.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model discloses a car bottom safety protection device.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the utility model provides a safety arrangement at bottom of sedan-chair, includes at bottom of sedan-chair and sedan-chair at bottom of the sedan-chair safety touch board, the relative both sides below at bottom of sedan-chair is fixed with installing support one respectively, and two installing support one are fixed with installing support two respectively through the bottom at bottom of sedan-chair at bottom of the sedan-chair safety touch board at the bottom of bolt, be provided with a set of micro-gap switch on the installing support two.

Further, the safety touch plate at the bottom of the car is convexly provided with a threaded column, and the bolts are screwed into the threaded column to enable the safety touch plate at the bottom of the car to be fixed with the car.

Further, the first mounting brackets are 90-degree bending pieces, the two 90-degree bending pieces are fixed with the bottom of the car in the same direction, and round corner structures are machined at the corners of the bottoms of the two 90-degree bending pieces.

Further, the first mounting bracket is welded and fixed with the car bottom.

Further, the second mounting bracket is welded and fixed with the first two mounting brackets.

Further, the number of the second mounting brackets arranged between the first mounting brackets is two, and a space is reserved between the second mounting brackets.

Further, the number of the group of micro switches is two, and the two micro switches are all arranged along the side edge of the second mounting bracket.

The utility model has the following beneficial effects:

the utility model uses the micro switch and the car bottom safety touch plate in a matched way, when a person or an obstacle touches the safety touch plate, the micro switch on the car bottom can be triggered, at the moment, the elevator control system immediately controls the elevator to stop running after receiving the action signal of the micro switch, thereby avoiding the damage caused by the extrusion of an elevator maintenance personnel by the elevator car, and having strong practicability.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.

FIG. 1 is a schematic view of the overall planar structure of the present disclosure;

FIG. 2 is a schematic diagram of the overall side structure of the present disclosure;

fig. 3 is a schematic diagram of a car bottom safety contact plate structure disclosed in the present utility model.

In the figure: 10. a car bottom; 20. safety contact plate at the bottom of the sedan-chair; 21. a threaded column; 30. a first mounting bracket; 31. round corners; 40. a second mounting bracket; 50. a micro-switch; 60. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples

In order to solve the problem that the home elevator in the prior art has a large potential safety hazard and is easy to cause injury to people, the utility model discloses a car bottom safety protection device, which comprises a car bottom 10 of a car and a car bottom safety touch plate 20, wherein mounting brackets I30 are respectively fixed below two opposite sides of the car bottom 10, the car bottom safety touch plate 20 is respectively fixed at the bottom of the car bottom 10 through bolts 60 by the two mounting brackets I30, a mounting bracket II 40 is fixed between the two mounting brackets I30, a group of micro switches 50 is arranged on the mounting bracket II 40, and the mounting brackets I30 and the car bottom 10 and the mounting brackets II 40 and the two mounting brackets I30 are welded and fixed in a mode.

Referring to fig. 1 and 3, specifically, the car bottom safety touch plate 20 is provided with a threaded post 21 in a protruding manner, and the bolt 60 is screwed into the threaded post 21 to fix the car bottom safety touch plate 20 with the car bottom 10, and in addition, the number of the threaded posts 21 on the car bottom safety touch plate 20 is four, so that stable fixation of the car bottom safety touch plate 20 with the car bottom 10 can be ensured.

Referring to fig. 2, in another embodiment, two first mounting brackets 30 are 90 ° bending members, the two 90 ° bending members are fixed to the car bottom 10 in the same direction, rounded corners 31 are machined at the corners of the bottoms of the two 90 ° bending members, one end of the second mounting bracket 40 is lapped on one of the 90 ° bending members and fixed to the side edge thereof, and the other end is directly fixed to the side edge of the other 90 ° bending member.

Referring to fig. 1, in other embodiments, the number of the second mounting brackets 40 disposed between the first mounting brackets 30 is two, and a space is reserved between the second mounting brackets 40, and in addition, the number of the group of micro switches 50 is two, and the two micro switches 50 are disposed along the side edges of the second mounting brackets 40, so that the plurality of micro switches 50 are disposed on the car bottom 10 in the above manner, and thus the micro switches 50 can be started at different positions of the car bottom safety touch plate 20, and the use is more sensitive.

When in actual use, the micro switch 50 is matched with the car bottom safety touch plate 20, when the elevator descends, if a person or an obstacle below the car at the bottom of the hoistway touches the safety touch plate, the micro switch 50 of the car bottom 10 is triggered, at the moment, the elevator control system immediately controls the elevator to stop running after receiving the action signal of the micro switch 50, thereby avoiding damage to elevator maintenance personnel caused by the extrusion of the elevator car, and having strong practicability.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing embodiments are merely illustrative of the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same according to the present utility model, not to limit the scope of the present utility model. All changes and modifications that come within the meaning and range of equivalency of the utility model are to be embraced within their scope.

Claims

1. The car bottom safety protection device is characterized by comprising a car bottom of a car and car bottom safety touch plates, wherein first mounting brackets are respectively fixed below two opposite sides of the car bottom, the first mounting brackets are respectively used for fixing the car bottom safety touch plates to the bottom of the car bottom through bolts, second mounting brackets are fixed between the first mounting brackets, and a group of micro switches are arranged on the second mounting brackets.

2. The car bottom safety protection device according to claim 1, wherein the car bottom safety touch plate is provided with a threaded column in a protruding mode, and the bolt is screwed into the threaded column to fix the car bottom safety touch plate with the car bottom.

3. The car bottom safety protection device according to claim 1, wherein the first mounting brackets are 90-degree bending pieces, the two 90-degree bending pieces are fixed to the car bottom in the same direction, and round corner structures are machined at bottom corners of the two 90-degree bending pieces.

4. The apparatus of claim 1, wherein the first mounting bracket is welded to the bottom of the car.

5. The car bottom safety protection device of claim 1, wherein the second mounting bracket is welded to the first two mounting brackets.

6. The car bottom safety protection device according to claim 1, wherein two mounting brackets are provided between the first mounting brackets, and a space is left between the second mounting brackets.

7. The car bottom safety protection device according to claim 1, wherein the number of the group of micro switches is two, and the two micro switches are arranged against the side edge of the second mounting bracket.