CN217051168U

CN217051168U - Elevator maintenance device

Info

Publication number: CN217051168U
Application number: CN202220944844.1U
Authority: CN
Inventors: 赵洪明
Original assignee: Sichuan Xize Electromechanical Engineering Co ltd
Current assignee: Sichuan Xize Electromechanical Engineering Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-07-26
Anticipated expiration: 2032-04-22

Abstract

The utility model relates to an elevator maintenance technical field, especially an elevator maintenance device, comprises a workbench, the spacing side of the equal fixedly connected with pipe in middle part of workstation bottom surface both sides. The utility model has the advantages that: the two ends of the four first supporting rods are respectively connected with the four first connecting blocks and the four second connecting blocks in a rotating mode, the bottom ends of the two third supporting rods are respectively connected with the two limiting square tubes in a sliding mode, tension springs are arranged between the four second connecting rings and the four first connecting rings, springs are arranged inside the two limiting square tubes, when the elevator car accidentally falls, the elevator car is in contact with the four protrusions, the two third supporting rods are pressed down later, the two springs are compressed at the bottom ends of the two third supporting rods, the four second connecting blocks are kept away from each other, therefore the four tension springs are lengthened, the two springs and the four tension springs decelerate the car to a certain extent, the four second connecting blocks are in contact with the wall body to the outside, and therefore a user is protected.

Description

Elevator maintenance device

Technical Field

The utility model relates to an elevator maintenance technical field, especially an elevator maintenance device.

Background

The elevator is a permanent transportation device which serves a plurality of specific floors in a building, a car of the elevator runs on at least two rows of rigid rail motion devices which are perpendicular to a horizontal plane or have an inclination angle smaller than 15 degrees with a plumb line, the modern elevator mainly comprises a traction machine (winch), guide rails, a counterweight, safety devices (such as a speed limiter, a safety gear, a buffer and the like), a signal control system, the car, a hall door and the like, the elevator needs to be frequently overhauled and maintained in the daily use process and generally needs to enter a pit of the elevator to overhaul and maintain the bottom of the elevator, and the existing elevator maintenance device has the following defects in use:

after the user got into the elevator pit, the elevator can be because the trouble exists or user's maloperation, leads to the elevator to fall perpendicularly, causes the extrusion to operating personnel and life threat even, carries out the structure that supports to the elevator at present and is the integral type structure, and the size is big, and occupation space is big, and it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide an elevator maintenance device.

The purpose of the utility model is realized through the following technical scheme: an elevator maintenance device comprises a workbench, wherein limiting square pipes are fixedly connected to the middle parts of two sides of the bottom surface of the workbench, springs are arranged inside the two limiting square pipes, first connecting blocks are fixedly connected to four corners of the top surface of the workbench, first supporting rods are rotatably connected to one sides of the four first connecting blocks, second connecting blocks are rotatably connected to the top ends of the four first supporting rods, one ends of the four second connecting blocks are fixedly connected with first connecting rings, one sides of the four second connecting blocks are rotatably connected with second supporting rods, two third supporting rods are rotatably connected to the top ends of the four second supporting rods, the two third supporting rods are T-shaped, the bottom ends of the two third supporting rods are respectively connected with the two limiting square pipes in a sliding manner, and second connecting rings are fixedly connected to two sides of the middle parts of the two third supporting rods, tension springs are arranged between the four second connecting rings and the four first connecting rings.

Optionally, first through grooves are formed in the two sides of the middle of the top face of the workbench, the first through grooves are located right above the two limiting square tubes respectively, and the bottom ends of the third supporting rods are connected with the two first through grooves in a sliding mode, so that the two third supporting rods can vertically move conveniently, and the two springs are compressed.

Optionally, two the top of spacing side's pipe all is through the bottom surface fixed connection of welding mode with the workstation, two the size of spacing side's pipe inner wall is greater than the external diameter of two springs respectively, and two spacing side's pipes are convenient for carry on spacingly to two third bracing pieces, are convenient for the splendid attire spring simultaneously.

Optionally, two the second leads to the groove, two have all been seted up to the both sides face of spacing side pipe the middle part of spacing side pipe inner wall bottom surface and the equal fixedly connected with spacing post in middle part of two third bracing piece bottom surfaces, two the both ends of spring inner wall respectively with four spacing post sliding connection.

Optionally, two ends of the four first supporting rods are respectively and rotatably connected with the four first connecting blocks and the four second connecting blocks through pins, so that the four first supporting rods can respectively and rotatably rotate with the four first connecting blocks and the four second connecting blocks.

Optionally, the two ends of the second supporting rod are respectively and rotatably connected with the two ends of the tops of the four second connecting blocks and the two third supporting rods through pins.

Optionally, two the both ends of third bracing piece top surface all are provided with the bellying, and four bellyings can be convenient for elevator car's bottom to contact, avoid taking place between the top of four second bracing pieces and the bottom of car to move and interfere.

The utility model has the advantages of it is following:

1. this elevator maintenance device, both ends through four first bracing pieces rotate with four first connecting blocks and four second connecting blocks respectively and are connected, and the bottom of two third bracing pieces respectively with two spacing square pipe sliding connection, all be provided with the extension spring between four second go-between and four first connecting rings, the inside of two spacing square pipes all is provided with the spring, when elevator car takes place the accident and falls, elevator car contacts with four bellying, later push down two third bracing pieces, two springs of bottom compression of two third bracing pieces, four second connecting blocks are kept away from each other, thereby lengthen four extension springs, and then two springs and four extension springs carry out certain speed reduction to the car, and four second connecting blocks contact with the wall body to the outside, thereby protect the user.

2. This elevator maintenance device, the appearance through two third bracing pieces is T shape, the both ends of two third bracing piece top surfaces all are provided with the bellying, and then four bellyings are used for contacting with the bottom of car, avoid the car bottom to cause the influence to the rotation on two second bracing piece tops, distribute in the four corners of workstation top surface through four first connecting blocks, and then the middle part of workstation is convenient for provide working space for the user, the person of facilitating the use overhauls and maintains the elevator car bottom.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a schematic view of the assembly structure of the present invention;

FIG. 3 is a schematic view of the structure of the working table of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 3 according to the present invention;

fig. 5 is a schematic structural view of a third support rod of the present invention;

fig. 6 is a schematic diagram of a second connection block structure according to the present invention.

In the figure: 1-a workbench, 2-a tension spring, 3-a second connecting ring, 4-a third supporting rod, 5-a lug, 6-a second supporting rod, 7-a first connecting ring, 8-a second connecting block, 9-a first supporting rod, 10-a first connecting block, 11-a first through groove, 12-a spring, 13-a second through groove, 14-a limiting square tube, and 15-a limiting column.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

The first embodiment is as follows:

as shown in fig. 1 to 6, an elevator maintenance device comprises a workbench 1, wherein the middle parts of both sides of the bottom surface of the workbench 1 are fixedly connected with limit square pipes 14, springs 12 are arranged inside the two limit square pipes 14, four corners of the top surface of the workbench 1 are fixedly connected with first connecting blocks 10, one sides of the four first connecting blocks 10 are rotatably connected with first supporting rods 9, the top ends of the four first supporting rods 9 are rotatably connected with second connecting blocks 8, one ends of the four second connecting blocks 8 are fixedly connected with first connecting rings 7, one sides of the four second connecting blocks 8 are rotatably connected with second supporting rods 6, the top ends of the four second supporting rods 6 are rotatably connected with two third supporting rods 4, the two third supporting rods 4 are T-shaped, the bottom ends of the two third supporting rods 4 are respectively connected with the two limit square pipes 14 in a sliding manner, the two sides of the middle parts of the two third supporting rods 4 are fixedly connected with second connecting rings 3, tension springs 2 are arranged between the four second connecting rings 3 and the four first connecting rings 7.

As an optional technical solution of the utility model: first logical groove 11 has all been seted up to the both sides at 1 top surface middle part of workstation, and two first logical grooves 11 are located two spacing side pipes 14 respectively directly over, and the bottom of two third bracing pieces 4 respectively with two first logical groove 11 sliding connection, first logical groove 11 is convenient for carry on spacingly to the bottom of two third bracing pieces 4, is convenient for make two third bracing pieces 4 can vertical motion to compress two springs 12.

As an optional technical solution of the utility model: the top of two spacing side's pipes 14 all is through the bottom surface fixed connection of welding mode with workstation 1, and the size of two spacing side's pipe 14 inner walls is greater than the external diameter of two springs 12 respectively, and two spacing side's pipes 14 are convenient for carry on spacingly to two third bracing pieces 4, are convenient for splendid attire spring 12 simultaneously.

As an optional technical solution of the utility model: second through-groove 13 has all been seted up to two spacing square tube 14's both sides face, the middle part of two spacing square tube 14 inner wall bottom surfaces and the spacing post 15 of the equal fixedly connected with in middle part of two third bracing pieces 4 bottom surfaces, the both ends of two spring 12 inner walls respectively with four spacing post 15 sliding connection, four spacing posts 15 are convenient for carry on spacingly to two springs 12, and the second leads to groove 13 can convenient to use person look over and maintain two springs 12.

As an optional technical solution of the utility model: the both ends of four first bracing pieces 9 all rotate with four first connecting blocks 10 and four second connecting blocks 8 respectively through the pin and be connected, are convenient for make four first bracing pieces 9 can respectively with four first connecting blocks 10 and four second connecting blocks 8 rotation each other.

As an optional technical solution of the utility model: the both ends of four second bracing pieces 6 all rotate with the both ends at four second connecting blocks 8 and two third bracing pieces 4 tops respectively through the pin to be connected, are convenient for make four bracing pieces 6 can carry out relative rotation with two third bracing pieces 4 and four second connecting blocks 8 respectively to be convenient for realize driving four second connecting blocks 8 and keep away from each other.

As an optional technical solution of the utility model: the both ends of 4 top surfaces of two third bracing pieces all are provided with bellying 5, and four bellying 5 can be so that elevator car's bottom contacts, avoid taking place between the top of four second bracing pieces 6 and the bottom of car to move and interfere.

The second embodiment:

the difference between this embodiment and embodiment one lies in changing four extension springs 2 into hydraulic pressure bracing piece, four hydraulic pressure bracing piece's both ends all rotate with four first connecting rings 7 and four second connecting rings 3 in respectively through the pin and are connected, and then when four second connecting blocks 8 kept away from each other, be convenient for make four hydraulic pressure bracing pieces elongated, hydraulic pressure bracing piece is elongated through self, thereby slow down the motion of four second connecting blocks 8, thereby be convenient for realize carrying out the purpose of buffering to elevator car, this embodiment only changes four extension springs 2, to the relevant personnel of ending in the affiliated field, be convenient for understand, consequently, do not add relevant attached drawing.

The utility model discloses a need following step during the use:

1) when the elevator car accidentally falls, the elevator car is contacted with the four convex parts 5, and the elevator car presses the two third supporting rods 4;

2) the bottom ends of the two third support rods 4 compress the two springs 12, and meanwhile, the four second support rods 6 drive the four second connecting blocks 8 to be away from each other, so that the four tension springs 2 are stretched;

3) four extension springs 2 and two 12 reaction force of spring carry out certain speed reduction to the car, and the second connecting block 8 that keeps away from each other simultaneously contacts with the wall body to protect the user.

In conclusion, when a user uses the elevator car, the two ends of the four first supporting rods 9 are respectively and rotatably connected with the four first connecting blocks 10 and the four second connecting blocks 8, the bottom ends of the two third supporting rods 4 are respectively and slidably connected with the two limiting square tubes 14, the tension springs 2 are respectively arranged between the four second connecting rings 3 and the four first connecting rings 7, the springs 12 are respectively arranged inside the two limiting square tubes 14, when the elevator car is accidentally dropped, the elevator car is contacted with the four protrusions 5, then the two third supporting rods 4 are pressed down, the bottom ends of the two third supporting rods 4 compress the two springs 12, the four second connecting blocks 8 are far away from each other, so that the four tension springs 2 are lengthened, the two springs 12 and the four tension springs 2 decelerate the elevator car to a certain degree, and the four second connecting blocks 8 are contacted with a wall body to the outside, so as to protect the user, the appearance through two third bracing pieces 4 again is T shape, the both ends of 4 top surfaces of two third bracing pieces all are provided with bellying 5, and then four bellying 5 are used for contacting with the bottom of car, avoid the car bottom to cause the influence to the rotation on 6 tops of two second bracing pieces, distribute in the four corners of 1 top surface of workstation through four first connecting blocks 10, and then the middle part of workstation 1 is convenient for provide working space for the user, convenient to use person overhauls and maintains elevator car bottom.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An elevator maintenance device, characterized by: the novel adjustable support device comprises a workbench (1), wherein limiting square tubes (14) are fixedly connected to the middle parts of two sides of the bottom surface of the workbench (1), springs (12) are arranged inside the two limiting square tubes (14), first connecting blocks (10) are fixedly connected to four corners of the top surface of the workbench (1), a first supporting rod (9) is rotatably connected to one side of each of the four first connecting blocks (10), a second connecting block (8) is rotatably connected to the top end of each of the four first supporting rods (9), a first connecting ring (7) is fixedly connected to one end of each of the four second connecting blocks (8), a second supporting rod (6) is rotatably connected to one side of each of the four second connecting blocks (8), two third supporting rods (4) are rotatably connected to the top end of each of the four second supporting rods (6), and the two third supporting rods (4) are in a T shape, the bottom of third bracing piece (4) respectively with two spacing side's pipe (14) sliding connection, two the equal fixedly connected with second go-between (3), four in both sides at third bracing piece (4) middle part second go-between (3) and four all be provided with extension spring (2) between first go-between (7).

2. An elevator service apparatus as defined in claim 1, wherein: first logical groove (11) have all been seted up to the both sides at workstation (1) top surface middle part, two first logical groove (11) are located two spacing square pipes (14) respectively directly over, two the bottom of third bracing piece (4) leads to groove (11) sliding connection with two first respectively.

3. An elevator service arrangement according to claim 1, wherein: two the top of spacing side pipe (14) all is through the bottom surface fixed connection of welding mode with workstation (1), two the size of spacing side pipe (14) inner wall is greater than the external diameter of two springs (12) respectively.

4. An elevator service arrangement according to claim 1, wherein: two the second has all been seted up to the both sides face of spacing side pipe (14) and has been led to groove (13), two spacing post (15), two of the equal fixedly connected with in middle part of the middle part of spacing side pipe (14) inner wall bottom surface and two third bracing piece (4) bottom surfaces the both ends of spring (12) inner wall respectively with four spacing post (15) sliding connection.

5. An elevator service arrangement according to claim 1, wherein: and the two ends of the four first supporting rods (9) are respectively and rotatably connected with the four first connecting blocks (10) and the four second connecting blocks (8) through pins.

6. An elevator service arrangement according to claim 1, wherein: and the two ends of the second supporting rods (6) are respectively and rotatably connected with the two ends of the tops of the four second connecting blocks (8) and the two third supporting rods (4) through pins.

7. An elevator service apparatus as defined in claim 1, wherein: and two ends of the top surface of each third supporting rod (4) are provided with protrusions (5).