CN219217177U

CN219217177U - Counterweight guide rail bracket foot

Info

Publication number: CN219217177U
Application number: CN202320209468.6U
Authority: CN
Inventors: 张波
Original assignee: Ankang Prida Elevator Engineering Co ltd
Current assignee: Ankang Prida Elevator Engineering Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-06-20
Anticipated expiration: 2033-02-14

Abstract

The utility model relates to the technical field of elevator auxiliary parts, in particular to a counterweight guide rail bracket foot which comprises a fixed plate, wherein four fixed screw holes are formed in the outer wall of the fixed plate, one side of the fixed plate is fixedly connected with one side of a conical seat, the other side of the conical seat is fixedly connected with an extension bracket foot, the outer wall of the extension bracket foot is in sliding connection with a connecting bracket foot, and a dismounting device is arranged in the connecting bracket foot. Through the cooperation between L shape pull rod, riser, frid and the metal fixture block, when dismantling when needs, the user pulls L shape pull rod right, L shape pull rod drives the riser and removes to compression spring, L shape pull rod drives the frid simultaneously and removes, the frid can make metal fixture block to the centre remove through the spout, thereby make metal fixture block break away from to heavy guide rail, because metal fixture block is made by high strength rigid, the shape is square outward simultaneously, need not set up the screw thread, thereby there is not the phenomenon of screw thread tripping, be convenient for dismantle to heavy guide rail.

Description

Counterweight guide rail bracket foot

Technical Field

The utility model relates to the technical field of auxiliary parts of elevators, in particular to a counterweight guide rail bracket foot.

Background

The counterweight is an integral part of the elevator traction system, and is located in the hoistway and connected to the car via the traction sheave by means of the hoisting ropes. In the elevator operation process, the counterweight device slides on the counterweight guide rail through the counterweight guide shoe, and the counterweight guide rail can be installed on the inner wall of the hoistway only through the counterweight guide rail bracket legs.

For example, although the above document can realize fixing the guide rail, when the adjustable counterweight guide rail bracket in the document is used, the guide rail is clamped between the guide rail bracket and the pressing guide plate by using screws, and the guide rail needs to bear large forces when in use, and the forces all need to be borne by the screws, so that after the screws are used for a long time, the threads on the screws are easy to release, and when the guide rail needs to be maintained, the guide rail cannot be detached, and the problem that the disassembly process of the guide rail is complicated exists.

Disclosure of Invention

The utility model aims to solve the problems that the guide rail cannot be detached when the guide rail needs to be maintained and the disassembly process of the guide rail is complicated because the guide rail is clamped between the guide rail bracket and the pressing guide plate by using the screw, so that the screw is easy to trip after the screw is used for a long time, and the guide rail support leg for the counterweight is provided.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a design a counterweight guide rail support foot, includes the fixed plate, four fixed screw holes have been seted up to the outer wall of fixed plate, one side of fixed plate and one side looks rigid coupling of toper seat, the opposite side of toper seat and extension support foot looks rigid coupling, the outer wall and the linking bridge foot sliding connection of extension support foot, the inside of linking bridge foot is provided with dismounting device.

Preferably, the dismounting device comprises an L-shaped pull rod, the L-shaped pull rod is in sliding connection with the connecting support leg through a sliding groove, a spring is sleeved on the left side of the outer wall of the L-shaped pull rod, two ends of the spring are fixedly connected with the connecting support leg and a vertical plate respectively, the inner wall of the vertical plate is fixedly connected with the L-shaped pull rod, two groove plates are fixedly connected on the right side of the outer wall of the L-shaped pull rod, the outer wall of each groove plate is in sliding connection with a metal clamping block through a sliding groove, and the outer wall of each metal clamping block is in sliding connection with the connecting support leg.

Preferably, one end of the metal clamping block is in sliding clamping connection with the counterweight guide rail, and one end of the L-shaped pull rod is in sliding clamping connection with the counterweight guide rail.

Preferably, a plurality of metal balls are mounted on the outer wall of the counterweight guide rail.

Preferably, the outer wall of the metal ball is connected with the weight.

The counterweight guide rail bracket leg provided by the utility model has the beneficial effects that: through the cooperation between L shape pull rod, the spring, the riser, frid and the metal fixture block, when dismantling when needs, the user pulls L shape pull rod right, L shape pull rod drives the riser and removes to compress the spring, L shape pull rod drives the frid simultaneously and removes, the frid can make metal fixture block to the centre removal through the spout, thereby make metal fixture block break away from to heavy guide rail, because metal fixture block is by high strength rigid manufacturing, the shape is square outward simultaneously, need not set up the screw thread, thereby there is not the phenomenon of screw thread tripping, be convenient for dismantle to heavy guide rail.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic top plan view of the interconnect structure of FIG. 1;

FIG. 3 is a schematic view of the connection structure at A in FIG. 2;

fig. 4 is a schematic diagram of a connection structure at B in fig. 2.

In the figure: 1. fixed plate, 2, fixed screw, 3, extension support foot, 4, dismounting device, 401, L shape pull rod, 402, spring, 403, riser, 404, frid, 405, metal fixture block, 4A1, bayonet lock, 4A2, square piece, 4A3, draw-in groove, 5, linking bridge foot, 6, counterweight guide rail, 7, metal ball, 8, counterweight, 9, conical seat.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

example 1:

referring to fig. 1-4, in this embodiment: the utility model provides a to heavy guide rail support foot, including fixed plate 1, four fixed screw holes 2 have been seted up to the outer wall of fixed plate 1, fixed plate 1 is connected with the inner wall of elevator shaft through four fixed screw holes 2 and expansion screw, one side of fixed plate 1 is fixedly connected mutually with one side of conical seat 9, conical seat 9 is used for increasing the area of contact that extends support foot 3 and fixed plate 1 for it is more stable to fix, the opposite side of conical seat 9 is fixedly connected mutually with extension support foot 3, extend support foot 3's outer wall and linking bridge foot 5 sliding connection, fixed plate 1, fixed screw hole 2, conical seat 9, extend support foot 3 and linking bridge foot 5 constitute to heavy guide rail support foot jointly, the inside of linking bridge foot 5 is provided with and is used for installing and dismantle dismounting device 4 to heavy guide rail 6 fast.

Referring to fig. 2 and 3, the dismounting device 4 includes an L-shaped pull rod 401, a spring 402, a vertical plate 403, a groove plate 404 and a metal clamping block 405, the L-shaped pull rod 401 is slidably connected with the connecting support leg 5 through a chute, the L-shaped pull rod 401 slides left and right along the chute on the connecting support leg 5, the spring 402 is sleeved on the left side of the outer wall of the L-shaped pull rod 401, the elastic coefficient of the spring 402 is 30-50N/cm, two ends of the spring 402 are fixedly connected with the connecting support leg 5 and the vertical plate 403 respectively, the spring 402 is compressed when the vertical plate 403 moves leftwards, the inner wall of the vertical plate 403 is fixedly connected with the L-shaped pull rod 401, the L-shaped pull rod 401 drives the vertical plate 403 to move, two groove plates 404 are fixedly connected on the right side of the outer wall of the L-shaped pull rod 401, the outer wall of the groove plate 404 is slidably connected with the metal clamping block 405 through an inclined chute when the groove plate 404 moves, the outer wall of the metal clamping block 405 is slidably connected with the connecting support leg 5, the moving direction of the metal clamping block 405 can be limited by the connecting support leg 5, and the metal clamping block 405 is made of a high-strength material;

when the disassembly is needed, a user pulls the L-shaped pull rod 401 rightwards, the L-shaped pull rod 401 drives the vertical plate 403 to move and compresses the spring 402, meanwhile, the L-shaped pull rod 401 drives the groove plate 404 to move, and the groove plate 404 enables the metal clamping block 405 to move towards the middle through the sliding groove, so that the metal clamping block 405 is separated from the counterweight guide rail 6, and the metal clamping block 405 is made of high strength and is square in shape, threads do not need to be formed, so that the phenomenon of thread release does not exist, and the disassembly of the counterweight guide rail 6 is facilitated.

One end of the metal clamping block 405 is in sliding clamping connection with the counterweight guide rail 6, the metal clamping block 405 is inserted into the counterweight guide rail 6, so that the counterweight guide rail 6 is fixed, one end of the L-shaped pull rod 401 is in sliding clamping connection with the counterweight guide rail 6, the outer wall of the counterweight guide rail 6 is provided with a plurality of metal balls 7, the metal balls 7 can freely rotate on the counterweight guide rail 6, the outer wall of the metal balls 7 is connected with the counterweight 8, and the metal balls 7 convert sliding friction between the counterweight 8 and the counterweight guide rail 6 into rolling friction, so that the force born by the counterweight guide rail 6 is reduced.

Working principle:

when the counterweight guide rail bracket foot is used, the fixing plate 1 is connected with the inner wall of the elevator shaft through the four fixing screw holes 2 and the expansion screw, the counterweight 8 can rotate through the metal balls 7 when moving, so that sliding friction between the counterweight 8 and the counterweight guide rail 6 is changed into rolling friction, the force applied to the counterweight guide rail 6 is reduced, meanwhile, the force applied to the counterweight guide rail 6 can be transmitted to the connecting bracket foot 5 through the metal clamping block 405, when the counterweight guide rail 6 needs to be dismounted, a user pulls the L-shaped pull rod 401 rightwards, the L-shaped pull rod 401 drives the vertical plate 403 to move, the spring 402 is compressed, the L-shaped pull rod 401 drives the groove plate 404 to move, the groove plate 404 can enable the metal clamping block 405 to move towards the middle through the sliding groove, and the metal clamping block 405 is separated from the counterweight guide rail 6.

Example 2:

referring to fig. 2 and 4, in this embodiment: the dismounting device 4 can further comprise a clamping pin 4A1, a square block 4A2 and a clamping groove 4A3, the outer wall of the clamping pin 4A1 is in sliding connection with the connecting support leg 5, the clamping pin 4A1 slides up and down along the joint with the connecting support leg 5, one end of the clamping pin 4A1 is fixedly connected with the square block 4A2, the square block 4A2 drives the clamping pin 4A1 to move, the other end of the clamping pin 4A1 is in sliding clamping connection with the clamping groove 4A3, and the clamping groove 4A3 is formed on the outer wall of the extending support leg 3 by inserting the clamping pin 4A1 into the clamping groove 4A3 so as to limit the movement of the extending support leg 3;

the user pulls square 4A2 to the outside, and square 4A2 drives bayonet lock 4A1 and removes for bayonet lock 4A1 breaks away from draw-in groove 4A3, removes extension support foot 3 rightwards this moment for extension support foot 3 intubate the depths of linking bridge foot 5, later will bayonet lock 4A1 intubate again in the draw-in groove 4A3 that corresponds this moment, will extend support foot 3 to be fixed, realizes the regulation to heavy guide rail support foot, does not need to utilize the screw to adjust for the speed of regulation is faster.

Working principle:

when the embodiment works, a user pulls the square block 4A2 outwards, the square block 4A2 drives the bayonet lock 4A1 to move, so that the bayonet lock 4A1 is separated from the clamping groove 4A3, the extending support leg 3 is moved rightwards at the moment, the extending support leg 3 is inserted into a deeper part of the connecting support leg 5, then the bayonet lock 4A1 is inserted into the corresponding clamping groove 4A3 again, the extending support leg 3 is fixed, the adjustment of the counterweight guide rail support leg is realized, the adjustment is not needed by using screws, the adjustment speed is higher, and the use of the device is completed.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a counterweight guide rail support foot, includes fixed plate (1), its characterized in that: four fixed screw holes (2) have been seted up to the outer wall of fixed plate (1), one side of fixed plate (1) is fixedly connected with one side of toper seat (9), the opposite side of toper seat (9) is fixedly connected with extension support foot (3) mutually, the outer wall and the linking bridge foot (5) sliding connection of extension support foot (3), the inside of linking bridge foot (5) is provided with dismounting device (4).

2. A counterweight guide rail bracket foot as defined in claim 1, wherein: dismounting device (4) are including L shape pull rod (401), L shape pull rod (401) pass through spout and linking bridge foot (5) sliding connection, spring (402) have been cup jointed in the outer wall left side of L shape pull rod (401), the both ends of spring (402) are respectively with linking bridge foot (5) and riser (403) looks rigid coupling, the inner wall of riser (403) is with L shape pull rod (401) looks rigid coupling, the outer wall right side rigid coupling of L shape pull rod (401) has two frid (404), the outer wall of frid (404) passes through spout and metal fixture block (405) sliding connection, the outer wall and linking bridge foot (5) sliding connection of metal fixture block (405).

3. A counterweight guide rail bracket foot as defined in claim 2, wherein: one end of the metal clamping block (405) is in sliding clamping connection with the counterweight guide rail (6), and one end of the L-shaped pull rod (401) is in sliding clamping connection with the counterweight guide rail (6).

4. A counterweight guide rail bracket foot according to claim 3, wherein: and a plurality of metal balls (7) are arranged on the outer wall of the counterweight guide rail (6).

5. The counterweight guide rail bracket foot of claim 4, wherein: the outer wall of the metal ball (7) is connected with the counterweight (8).