CN219009858U

CN219009858U - Safety maintenance frame for elevator maintenance

Info

Publication number: CN219009858U
Application number: CN202320113325.5U
Authority: CN
Inventors: 程声威; 吴彩仙; 胡亮亮
Original assignee: Hefei Huasheng Elevator Engineering Co ltd
Current assignee: Hefei Huasheng Elevator Engineering Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-05-12
Anticipated expiration: 2033-01-16

Abstract

The utility model discloses a safety maintenance frame for elevator maintenance, which relates to the technical field of elevator maintenance equipment and comprises a base plate, wherein lifting devices are arranged on the base plate, supporting rods are fixedly arranged at four corners of the base plate, a working platform is connected above the lifting devices, protection rods are fixedly arranged at four corners of the working platform, a protection top plate is fixedly arranged at one end, far away from the base plate, of each supporting rod, four damping devices are arranged above the protection top plate, and a protection top is fixedly arranged above each damping device; according to the utility model, the movable plate is driven to move in the horizontal direction by the hydraulic telescopic rod, the sliding piece is driven to slide in the sliding rail, so that the lifting rod is driven to move up and down, and the working platform is driven to ascend or descend, so that maintenance workers can maintain environments with different heights, the working efficiency is improved, and the problem that the cross rod can prevent the maintenance workers from working is solved by the detachable structure of the cross rod.

Description

Safety maintenance frame for elevator maintenance

Technical Field

The utility model relates to the technical field of elevator maintenance equipment, in particular to a safety maintenance frame for elevator maintenance.

Background

With the rapid development of economy and the continuous and deep progress of town, the elevator industry in China is undergoing a high-speed development period, and the elevators are commonly used in areas such as residential houses, commercial buildings, hospitals, schools and the like. The installation of the elevator is a very important link for ensuring the design quality of the elevator to reach the standard, and after the elevator is installed, the elevator is carefully debugged and tested, and is an essential key step for ensuring the safe and reliable operation of the elevator.

Currently, the Chinese patent with publication number of CN108100788A discloses an elevator installation and maintenance frame, which comprises a working platform, a first protection frame, a second protection frame, a third protection frame, a fourth protection frame, a rail, a threaded connecting hole, a top cover, a first supporting rod, a powerful magnet and a second supporting rod, wherein the bottoms of the first protection frame and the second protection frame are welded with the second supporting rod, and the bottoms of the third protection frame and the fourth protection frame are welded with the first supporting rod; the first support rod and the second support rod are welded with strong magnets at one ends far away from the protective frames, a plurality of transverse bars are welded between two adjacent protective frames, a plurality of threaded connecting holes are formed in the transverse direction of the transverse bars, and the bottom surface of the top cover is welded on the upper end surface of each protective frame; the top cover is triangular, the size of the working platform is smaller than the inner size surrounded by the four protection frames, the working platform can move up and down, and a plurality of threaded connection holes are respectively formed in the front side, the back side, the left side and the right side of the working platform.

The prior art solutions described above have the following drawbacks: the control of work platform's height passes through fixedly connected with mode, and the staff can't be at work the real-time height-adjusting, and welded rail guard can hinder the staff work.

In view of the above problems, the inventors propose a safety maintenance frame for elevator maintenance to solve the above problems.

Disclosure of Invention

The utility model aims to provide a safety maintenance frame for elevator maintenance, which aims to solve the problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an elevator maintenance is with safe maintenance frame, includes the base plate, the top surface of base plate is provided with elevating gear, base plate four corners fixed mounting has branch, the elevating gear top is provided with work platform, work platform all has the trompil on the vertical direction of branch, work platform four corners fixed mounting has the guard bar, the one end fixed mounting that the base plate was kept away from to branch has the guard roof, the guard roof upper surface is equipped with damping device, damping device upper surface fixed mounting has the guard roof, elevating gear includes the lifter, lifter left side fixedly connected with mounting, lifter right side fixedly connected with slider, the slider below is opened there is the sliding tray, one side that the slider kept away from the mounting is equipped with the fly leaf, fly leaf fixedly connected with hydraulic telescoping rod, the guard bar includes the slide rail, the even fixedly connected with spring insert of slide rail, the spring insert peg graft has the horizontal pole, the one end that the spring insert was kept away from to peg graft has anti-rotation slot, anti-rotation slot fixedly connected with is in the slide rail of another adjacent guard bar.

Preferably, the sliding rail is provided with a waist-shaped hole, the elastic plug-in is internally provided with a slot spring, one end of the slot spring is fixedly connected with a limiting plate, the bottom of one end of the cross rod inserted into the anti-rotation slot is provided with a cross groove, and the anti-rotation slot is internally provided with a cross convex piece.

Preferably, the opposite directions between the protection rods and the adjacent protection rods are respectively provided with a sliding rail, the sliding rails are provided with waist-shaped holes, slot springs are arranged in the elastic plug-in units, one ends of the slot springs are connected with limiting plates, cross grooves are formed in the bottoms of one ends of the cross rods, which are inserted into the anti-rotation slots, of the cross rods, cross protruding pieces are arranged in the anti-rotation slots, and the cross protruding pieces are inserted into the cross grooves.

Preferably, the inside shock pad that is equipped with of sleeve, shock attenuation pole lower extreme fixedly connected with shock attenuation push pedal, the shock attenuation push pedal laminating is on the shock pad.

Preferably, the base plate, the supporting rod, the working platform, the protection rod, the protection top plate and the protection top are all of steel structures, the lifting rods are scissor-type rods, and all the lifting rods are connected through hinges.

Compared with the prior art, the utility model has the beneficial effects that:

1. the movable plate is driven to move in the horizontal direction through the hydraulic telescopic rod, the sliding piece is driven to slide in the sliding rail, so that the lifting rod is driven to move up and down, and the working platform is driven to ascend or descend, so that maintenance staff can maintain environments with different heights, and the working efficiency is improved;

2. the cross rod is through detachable structure, and the cross groove at the end of the cross rod can effectively prevent the cross rod from rotating after aligning the cross protruding piece in the anti-rotation slot when the cross rod is inserted into the anti-rotation slot, so that the safety of the device is improved. When the cross rod needs to be disassembled, the cross rod can be pushed towards the direction of the elastic plug-in unit, and then one end of the anti-rotation slot is inserted into the cross rod, and then the cross rod is taken down, so that the problem that a maintainer is blocked by the cross rod when overhauling an elevator is solved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

Fig. 2 is an enlarged view at a in fig. 1.

Fig. 3 is a schematic view of a cross bar connection structure according to the present utility model.

Fig. 4 is an enlarged view at B in fig. 1.

In the figure: 1. a substrate; 2. a lifting device; 3. a support rod; 4. a working platform; 5. a protective rod; 6. a protective top plate; 7. a damping device; 8. a protective roof; 21. a lifting rod; 22. a fixing member; 23. a slider; 24. a sliding groove; 25. a movable plate; 26. a hydraulic telescopic rod; 51. a slide rail; 511. a waist-shaped hole; 52. an elastic insert; 521. a slot spring; 522. a limiting plate; 53. a cross bar; 531. a cross groove; 54. an anti-rotation slot; 541. a cross-shaped convex member; 71. a damping bottom plate; 72. a damping spring; 73. a sleeve; 731. a shock pad; 74. a shock-absorbing rod; 741. a shock absorption push plate; 75. and a damping top plate.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-4, the utility model provides a safety maintenance frame for elevator maintenance, which comprises a base plate 1, wherein a lifting device 2 is arranged on the top surface of the base plate 4, supporting rods 3 are fixedly arranged at four corners of the base plate 1, a working platform 4 is connected above the lifting device 2, protection rods 5 are fixedly arranged at four corners of the working platform 4, a protection top plate 6 is fixedly arranged at one end of the supporting rods 3 far away from the base plate 1, four damping devices 7 are arranged above the protection top plate 6, and a protection top 8 is fixedly arranged above the damping devices 7; the lifting device 2 comprises a group of lifting rods 21, wherein the upper end and the lower end of the left side of the lifting rods 21 are respectively connected with a fixed piece 22, the upper end and the lower end of the right side of the lifting rods 21 are respectively connected with a sliding piece 23, a sliding groove 24 is formed below each sliding piece 23, one side, far away from the fixed piece 22, of each sliding piece 23 is provided with a movable plate 25, each movable plate 25 is fixedly connected with a hydraulic telescopic rod 26, and when the lifting device is used, the movable plates 25 are driven to move in the horizontal direction through the hydraulic telescopic rods 26 to drive the sliding pieces 23 to slide in the sliding grooves 24, so that the lifting rods 21 are driven to lift, and the working platform 4 is driven to ascend or descend, so that maintenance staff can maintain environments with different heights;

the protection pole 5 includes slide rail 51, the even fixedly connected with of slide rail 51 has five elasticity plug-ins 52, elasticity plug-ins 52 all peg graft and have horizontal pole 53, the horizontal pole 53 is kept away from the one end of elasticity plug-ins 52 and all peg graft and have anti-rotation slot 54, anti-rotation slot 54 bolt is all fixed in the slide rail 51 of another adjacent protection pole 5, during the use, can promote horizontal pole 53 to elasticity plug-ins 52 direction, and then extract the one end that horizontal pole 53 inserted anti-rotation slot 54, and then take off horizontal pole 53, thereby the maintenance personal has been solved when overhauling the elevator, the problem that is hindered by horizontal pole 53.

The damping device 7 includes damping bottom plate 71, and damping bottom plate 71 top is connected with damping spring 72, and damping bottom plate 71 top is equipped with sleeve 73, and sleeve 73 is connected with shock attenuation pole 74, and shock attenuation pole 74 top fixedly connected with shock attenuation roof 75 during the use, the thing that falls to the protection top 8 and is sprung out, and damping device 7 can effectively alleviate the impact force that the thing that falls brought simultaneously, can effectively avoid the high altitude thing that falls to hurt maintenance personal and interfere with maintenance work.

The lifting rods 21 are scissor-type rods, and are connected through hinges.

Through above-mentioned technical scheme, be convenient for change and maintain lifter 21, prolonged life.

The opposite direction between the protection rod 5 and the adjacent protection rod 5 is provided with a sliding rail 51, and the sliding rail 51 is provided with a waist-shaped hole 511.

Through the above technical solution, the fixation of the elastic insert 52 and the anti-rotation slot 54 can be better achieved.

The sleeve 73 is internally provided with a shock pad 731, the lower end of the shock absorbing rod 74 is fixedly connected with a shock absorbing push plate 741, and the shock absorbing push plate 741 is attached to the shock pad 731.

Through above-mentioned technical scheme, can strengthen damping device 7's shock attenuation effect to make the falling object of top drop protection top 8 can not cause great impact to the device and can not hinder maintainer to maintain.

The elastic plug-in 52 is provided with a slot spring 521, one end of the slot spring 521 is fixedly connected with a limiting plate 522, the bottom of one end of the cross rod 53 inserted into the anti-rotation slot 54 is provided with a cross groove 531, and the anti-rotation slot 54 is internally provided with a cross convex piece 541.

Through the technical scheme, when the cross rod 53 is inserted into the anti-rotation slot 54, the cross groove 531 at the tail end of the cross rod 53 is aligned with the cross convex piece 541 in the anti-rotation slot 54, so that the cross rod 53 can be effectively prevented from rotating, and the safety of the device is further improved.

The working platform 4 is provided with holes in the vertical direction of the supporting rod 3.

Through the technical scheme, the lifting motion of the working platform 4 can be realized, and maintenance personnel can conveniently carry out maintenance work.

The base plate 1, the supporting rod 3, the working platform 4, the protection rod 5, the protection top plate 6 and the protection top 8 are all of steel structures.

Through above-mentioned technical scheme, can strengthen the structural strength of device, be favorable to protecting maintenance personal's safety more.

Working principle: when in use, a maintenance person stands on the working platform 4 to carry out maintenance work, and when the height adjustment is needed, the movable plate 25 is driven to move in the horizontal direction through the hydraulic telescopic rod 26 to drive the sliding piece 23 to slide in the sliding groove 24, so as to drive the lifting rod 21 to lift and move, and further drive the working platform 4 to lift or descend, so that the maintenance person can carry out maintenance work on environments with different heights;

when the cross rod 53 obstructs maintenance work to maintenance personnel, the maintenance personnel can push the cross rod 53 to the direction of the elastic plug-in 52, and then pull out one end of the cross rod 53, which is inserted into the anti-rotation slot 54, and then take down the cross rod 53, so that the problem that the maintenance personnel is obstructed by the cross rod 53 when overhauling the elevator is solved.

When a serviceman needs to reinstall the rail, the serviceman can insert one end of the cross bar 53, which is not provided with the cross groove 531, into the elastic plug-in 52, the cross bar 53 pushes the limiting plate 522 and enables the slot spring 521 to be compressed under force, after the cross groove 531 at the tail end of the cross bar 53 is aligned with the cross convex piece 541 in the anti-rotation slot 54, the cross bar 53 is loosened, the slot spring 521 rebounds to push the limiting plate 522, so that the cross bar 53 is pushed to be inserted into the anti-rotation slot 54, and after the cross convex piece 541 in the anti-rotation slot 54 is inserted into the cross groove 531 at the tail end of the cross bar 53, the cross bar 53 can be effectively prevented from rotating, and the safety of the device is further improved.

When falling objects fall from the upper side, the falling objects can be sprung by the protective roof 8, meanwhile, impact force is transmitted to the damping device 7 by the protective roof 8, the damping rod 74 is pushed to move downwards after the damping top plate 75 is stressed, the damping rod 74 pushes the damping push plate 741 to transmit the impact force to the damping pad 731, meanwhile, the impact force caused by the falling objects can be effectively relieved by matching the damping spring 72, and the situation that maintenance personnel are injured by the falling objects from high altitude and maintenance work is disturbed can be effectively avoided.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides an elevator maintenance is with safe maintenance frame, includes base plate (1), its characterized in that: the top surface of base plate (1) is provided with elevating gear (2), base plate (1) four corners fixed mounting has branch (3), elevating gear (2) top is provided with work platform (4), work platform (4) four corners fixed mounting has guard bar (5), the one end fixed mounting that base plate (1) was kept away from to branch (3) has guard roof (6), guard roof (6) top is equipped with damping device (7), damping device (7) top fixed mounting has guard roof (8);

the lifting device (2) comprises a lifting rod (21), a fixing piece (22) is fixedly connected to the left side of the lifting rod (21), a sliding piece (23) is fixedly connected to the right side of the lifting rod (21), a sliding groove (24) is formed in the lower portion of the sliding piece (23), a movable plate (25) is arranged on one side, far away from the fixing piece (22), of the sliding piece (23), and a hydraulic telescopic rod (26) is fixedly connected to the movable plate (25);

the protection rod (5) comprises a sliding rail (51), the sliding rail (51) is fixedly connected with an elastic plug-in unit (52), the elastic plug-in unit (52) is inserted with a cross rod (53), one end, far away from the elastic plug-in unit (52), of the cross rod (53) is inserted with an anti-rotation slot (54), and the anti-rotation slot (54) is fixedly connected with the sliding rail (51) of another adjacent protection rod (5).

2. A safety maintenance frame for elevator maintenance according to claim 1, characterized in that the lifting rods (21) are scissor-type rods, and the lifting rods (21) are connected by means of a hinge.

3. A safety maintenance frame for elevator maintenance according to claim 1, characterized in that the sliding rail (51) is provided with a waist-shaped hole (511).

4. The safety maintenance frame for elevator maintenance according to claim 1, wherein a slot spring (521) is arranged in the elastic plug-in unit (52), one end of the slot spring (521) is fixedly connected with a limiting plate (522), a cross groove (531) is formed in the bottom of one end of the cross rod (53) inserted into the anti-rotation slot (54), a cross convex piece (541) is arranged in the anti-rotation slot (54), and the cross convex piece (541) is inserted into the cross groove (531).

5. A safety maintenance frame for elevator maintenance according to claim 1, characterized in that the working platforms (4) are provided with openings in the vertical direction of the supporting rods (3).

6. The safety maintenance frame for elevator maintenance according to claim 1, wherein the base plate (1), the supporting rod (3), the working platform (4), the protection rod (5), the protection top plate (6) and the protection top (8) are all of steel structures.

7. The safety maintenance frame for elevator maintenance according to claim 1, wherein the damping device (7) comprises a damping bottom plate (71), a damping spring (72) is connected to the upper surface of the damping bottom plate (71), a sleeve (73) is arranged on the upper surface of the damping bottom plate (71), a damping rod (74) is connected to the sleeve (73), and a damping top plate (75) is fixedly connected to the upper surface of the damping rod (74).

8. The safety maintenance frame for elevator maintenance according to claim 7, wherein a shock pad (731) is arranged in the sleeve (73), a shock-absorbing push plate (741) is fixedly connected to the lower end of the shock-absorbing rod (74), and the shock-absorbing push plate (741) is attached to the shock pad (731).