Locking device for elevator mounting platform

Abstract

The utility model provides a locking device for an elevator mounting platform, which relates to the technical field of elevator mounting platforms and comprises a guide rail, a clamp body slidably connected to the surface of the guide rail, a steel rope slidably connected to the surface of the clamp body, piston push rods mounted on two sides of the clamp body, and a mounting plate fixedly connected to the surface of the clamp body. The upper surface and the lower surface of the clamp body are fixedly connected with two external connecting plates, the surfaces of the two external connecting plates are fixedly connected with rotating shafts, the surfaces of the rotating shafts are fixedly connected with rotating plates, the surfaces of the rotating plates are fixedly connected with spikes, the surfaces of the spikes are slidably connected with rubber pads, and the rubber pads are inserted into the spikes to achieve installation. According to the elevator clamp, the spine and the rotating plate are arranged, so that the rubber pad can be conveniently mounted, the original wear-resistant rubber pad in the clamp body can be used in emergency, the safety of the clamp body when the elevator mounting platform is locked is improved, the practicability of the clamp body is further improved, and the safety of the elevator mounting platform is improved. And the clamp body can be better matched with an elevator mounting platform for locking operation.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator installation platform technical field, concretely relates to a locking device for elevator installation platform. BACKGROUND

[0002] Elevator installation is a kind of special equipment for installation in vertical shaft. The traditional installation mode used once is to build scaffold in shaft to install elevator, but with the increasing height of elevator, scaffold as installation platform has disadvantages such as high cost, insufficient safety and low installation efficiency. In order to improve the above disadvantages, many enterprises use scaffold-free installation mode in recent years. There are two main ways: one is to use the main machine, control screen, car frame and other components of the elevator itself to realize scaffold-free installation mode, and the other way is to make special scaffold-free installation platform, which runs up and down in the shaft through different traction methods to realize elevator installation work. But all scaffold-free installation modes use vertical traction.

[0003] A Chinese patent with publication number CN211871094U discloses a locking device for scaffold-free elevator installation platform, comprising a clamp body, hydraulic cylinders symmetrically installed on both sides of the clamp body, clamping blocks symmetrically arranged inside the clamp body, wear-resistant rubber pads arranged on the surface of the mounting block, a pressure sensor installed at the bottom end of the clamp body, a pressing piece arranged inside the clamp body above the pressure sensor, a second sliding block installed in the second sliding groove through a return spring, and a steel rope installed on the top of the pressing piece. The locking device for scaffold-free elevator installation platform has manual control opening function and high-efficiency anti-skid function, effectively improves the firmness of clamp body clamping, and further improves the stability of elevator installation platform, facilitates the work of staff inside the elevator shaft, has high safety, and is simple to operate, convenient and fast.

[0004] In the prior art, the piston push rod on the surface of the clamp body drives the wear-resistant rubber pad inside to lock and limit. Since the wear-resistant rubber pad of the device is placed inside the clamp body, it is not easy to replace after long-term use and wear, and sudden situations may occur when locking the elevator platform, reducing safety. UTILITY MODEL CONTENTS

[0005] The locking device for elevator installation platform provided by the utility model solves the problems in the above background technology.

[0006] To solve the above technical problems, the technical scheme of the utility model is as follows:

[0007] The utility model discloses an embodiment provides a locking device for elevator installation platform, include: guide rail, the surface sliding connection of guide rail has the body of forceps, the surface sliding connection of body of forceps has the wire rope, both sides of body of forceps are installed with piston push rod, the surface fixed connection of body of forceps has the mounting plate, the upper and lower surface fixed connection of body of forceps has two external connection board, the surface fixed connection of two external connection board all has the pivot, the surface fixed connection of pivot has the rotating plate, the surface fixed connection of rotating plate has the thorn, the surface sliding connection of thorn has the rubber pad.

[0008] Through the above technical scheme, the rubber pad is inserted into the thorn to realize installation, and then is abutted on the surface of the guide rail when locking, convenient to replace, and the body of forceps can be quickly put into use.

[0009] Further, the thorn is in "L" shape.

[0010] Through the above technical scheme, after the rubber pad is inserted into the thorn, the rubber pad can be moved to the other side of the thorn with the rotation of the rotating plate, and the stability of the rubber pad installation is further improved.

[0011] Further, the surface of the rubber pad is provided with a rectangular hole.

[0012] Through the above technical scheme, when the piston push rod is abutted on the surface of the guide rail, it will pass through the rectangular hole, and then the locking operation between the piston push rod and the guide rail will not be affected.

[0013] Further, the surface of the rotating plate is provided with a sliding groove, the surfaces of the two external connection boards are slidably connected with an insertion plate, the size of the insertion plate is matched with the size of the insertion groove, the surface of the insertion plate is fixedly connected with a pull plate, the surfaces of the two external connection boards are fixedly connected with a connecting rod, and the pull plate is slidably connected with the connecting plate.

[0014] Through the above technical scheme, when the rubber pad is replaced, the rotating plate can be rotated, the insertion plate can be inserted into the sliding groove to limit the rotating plate, and the rotating plate is not easy to rotate.

[0015] Further, the surface of the insertion plate is fixedly connected with an auxiliary block, and the cross section of the auxiliary block is in triangular shape.

[0016] Through the above technical scheme, the shape design of the auxiliary block facilitates the quick butt joint of the insertion plate and the sliding groove, so that the replacement efficiency of the rubber pad is accelerated.

[0017] Further, the surface of the pivot is sleeved with two torsional springs, and the two ends of the two torsional springs are fixedly connected with the rotating plate and the external connection board respectively.

[0018] Through the above technical scheme, after the insertion plate is separated from the sliding groove, the torsional spring drives the rotating plate to rotate inward, so as to tighten the rubber pad.

[0019] Further, the surface of the connecting rod is sleeved with a spring, and the two ends of the spring are fixedly connected with the outer connecting plate and the pull plate respectively.

[0020] Through the above technical scheme, the spring can drive the pull plate to move towards the outer connecting plate, so that the plug plate is not easy to disengage from the connection after being inserted into the sliding groove, and the stability of the limiting of the rotating plate is improved.

[0021] The above scheme of the utility model has at least the following beneficial effects:

[0022] 1. The utility model discloses a pincer body, which is provided with a sharp and a rotating plate, so that the original wear-resistant rubber pad in the pincer body can be used in an emergency, improving the safety of the pincer body when locking the elevator installation platform and further improving the practicability of the pincer body, so that the pincer body can better cooperate with the elevator installation platform for locking operation. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the overall structure schematic diagram of the utility model;

[0024] Figure 2 It is the structure schematic diagram of the pincer body in the utility model;

[0025] Figure 3 It is the structure schematic diagram of the rubber pad in the utility model;

[0026] Figure 4 It is the partial structure schematic diagram of the utility model Figure 3 .

[0027] BRIEF DESCRIPTION OF DRAWINGS

[0028] 1. Guide rail; 2, pincer body; 3, steel rope; 4, piston push rod; 5, mounting plate; 6, outer connecting plate; 7, rotating shaft; 8, rotating plate; 9, rubber pad; 10, sharp; 11, sliding groove; 12, torsional spring; 13, plug plate; 14, auxiliary block; 15, pull plate; 16, connecting rod; 17, spring; 18, rectangular hole. DETAILED DESCRIPTION

[0029] Exemplary embodiments of the present utility model will be described hereinafter in detail with reference to the accompanying drawings. Although the exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided so that the present utility model can be more thoroughly understood and the scope of the present utility model can be fully conveyed to those skilled in the art.

[0030] As Figures 1 to 4As shown, the utility model discloses an elevator installation platform locking device, including: guide rail 1, the surface of guide rail 1 is slidably connected with clamp body 2, the surface of clamp body 2 is slidably connected with steel rope 3, both sides of clamp body 2 are installed with piston push rod 4, the surface of clamp body 2 is fixedly connected with mounting plate 5, the upper and lower surfaces of clamp body 2 are fixedly connected with two external plates 6, the surface of two external plates 6 is fixedly connected with rotating shaft 7, the surface of rotating shaft 7 is fixedly connected with rotating plate 8, the surface of rotating plate 8 is fixedly connected with thorn 10, the surface of thorn 10 is slidably connected with rubber pad 9, and rubber pad 9 is inserted into thorn 10 to realize installation, and then is abutted on the surface of guide rail 1 when locking, convenient to replace, make clamp body 2 can be quickly put into use, thorn 10 is " L " shape, after rubber pad 9 is inserted into thorn 10, with rotating plate 8 drive rotating, can drive rubber pad 9 and move to the other side of thorn 10, further improve the stability of rubber pad 9 installation, the surface of rubber pad 9 is provided with rectangular hole 18, when piston push rod 4 is abutted on the surface of guide rail 1, will pass through rectangular hole 18, and then will not affect the locking operation between piston push rod 4 and guide rail 1, the surface of rotating plate 8 is provided with sliding slot 11, the surface of two external plates 6 is slidably connected with plugboard 13, the size of plugboard 13 is adapted to the size of slot, the surface of plugboard 13 is fixedly connected with pull plate 15, the surface of two external plates 6 is fixedly connected with connecting rod 16, pull plate 15 and connecting plate are slidably connected, when replacing rubber pad 9, can rotate rotating plate 8, make plugboard 13 insert sliding slot 11 can realize the location of rotating plate 8, make rotating plate 8 not prone to rotating, the surface of plugboard 13 is fixedly connected with auxiliary block 14, the section of auxiliary block 14 is triangle, the shape design of auxiliary block 14 facilitates the butt joint of plugboard 13 and sliding slot 11, to speed up the replacement efficiency of rubber pad 9, the surface of rotating shaft 7 is sleeved with two torsional springs 12, the two ends of two torsional springs 12 are fixedly connected with rotating plate 8 and external plate 6 respectively, after plugboard 13 is separated from sliding slot 11, torsional spring 12 drives rotating plate 8 to rotate inwards, to tighten rubber pad 9, the surface of connecting rod 16 is sleeved with spring 17, the two ends of spring 17 are fixedly connected with external plate 6 and pull plate 15 respectively, spring 17 can drive pull plate 15 to move to the direction of external plate 6, after plugboard 13 is inserted into sliding slot 11, not prone to disconnection, improve the stability of rotating plate 8 location.

[0031] In the embodiment of the utility model (working principle), first pull the pull plate 15 and drive the plug plate 13 to slide to the direction of far from the external connection plate 6, then turn the rotary plate 8 upwards, further cooperate the plug plate 13 with the auxiliary block 14, can insert inside the sliding slot 11, at this time realize the location of rotary plate 8, at the same time spring 17 pull the pull plate 15, further improve the stability of the location of rotary plate 8, at this time the staff inserts the surface of the sharp 10 of rubber pad 9, after the sharp 10 of up and down is inserted rubber pad 9, pull the plug plate 13 backwards, further rotary plate 8 will be driven to reset by torsional spring 12, at the same time rubber pad 9 can move from one side of sharp 10 to the other side, will not easily slide out when using, at this time complete the installation of rubber pad 9, when locking operation, piston push rod 4 will push rubber pad 9 and realize locking simultaneously.

[0032] The above is the preferred embodiment of the utility model, it should be pointed out that for the ordinary skill in the art, without departing from the principle of the utility model, can make a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the utility model.

Claims

1. A locking device for an elevator installation platform, characterized in that Include: Rail (1), the surface of the rail (1) is connected with the body of pincers (2) slidingly, the surface of the body of pincers (2) is connected with the steel rope (3) slidingly, both sides of the body of pincers (2) are equipped with piston push rod (4), the surface of the body of pincers (2) is fixedly connected with the mounting plate (5), the upper and lower surfaces of the body of pincers (2) are fixedly connected with two external connection plates (6), the surface of two external connection plates (6) is fixedly connected with the rotating shaft (7), the surface of the rotating shaft (7) is fixedly connected with the rotating plate (8), the surface of the rotating plate (8) is fixedly connected with the sharp (10), the surface of the sharp (10) is connected with the rubber pad (9) slidingly.

2. The locking device for an elevator installation platform according to claim 1, characterized in that The sharp (10) is "L" shaped.

3. The locking device for an elevator installation platform according to claim 1, wherein The surface of the rubber pad (9) is provided with rectangular hole (18).

4. The locking device for an elevator installation platform according to claim 1, wherein The surface of the rotating plate (8) is provided with chute (11), the surface of two external connection plates (6) is slidingly connected with the plugboard (13), the size of the plugboard (13) is adapted to the size of the slot, the surface of the plugboard (13) is fixedly connected with the pull plate (15), the surface of two external connection plates (6) is fixedly connected with the connecting rod (16), the pull plate (15) is slidingly connected with the connecting plate.

5. The locking device for an elevator installation platform according to claim 4, wherein The surface of the plugboard (13) is fixedly connected with the auxiliary block (14), the cross section of the auxiliary block (14) is triangular.

6. The locking device for an elevator installation platform according to claim 1, wherein The surface of the rotating shaft (7) is sleeved with two torsion springs (12), both ends of two torsion springs (12) are fixedly connected with the rotating plate (8) and the external connection plate (6) respectively.

7. The locking device for an elevator installation platform according to claim 4, wherein The surface of the connecting rod (16) is sleeved with the spring (17), both ends of the spring (17) are fixedly connected with the external connection plate (6) and the pull plate (15) respectively.

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