A backpack harness for an elevator

Abstract

The application discloses an elevator backpack frame, which comprises two vertical beams, an upper cross beam, a guide pulley mounting cross beam, a roller mounting cross beam and a lower cross beam which are connected between the two vertical beams; two sliding guide shoes are fixedly connected to the outer side walls of the vertical beams, and the rear side edges of the vertical beams are protruded to form two roller mounting plates, and the outer sides of the roller mounting plates are rotatably connected with first rollers; a guide pulley is rotatably connected with a guide pulley mounting frame at the middle position of the guide pulley mounting cross beam; roller mounting frames are fixedly connected to the top of the roller mounting cross beam at both ends respectively, and second rollers are rotatably connected to the roller mounting frames. The elevator backpack frame is provided with the first rollers and the second rollers, the rollers are in rolling contact with vertical guide components in an elevator shaft frame, the biasing force between the sliding guide shoes and the elevator guide rails is balanced, the pressure between the sliding guide shoes and the elevator guide rails is reduced, the abrasion of the sliding guide shoes is reduced, and the stability and safety of the elevator operation are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to a kind of elevator backpack frame. BACKGROUND

[0002] Elevator is a fixed type lifting equipment serving specified floor, the elevator of the past is mostly large load elevator, applicable to high-rise building, but with the continuous improvement of people's living standards, and the social trend of aging, villa elevator is more and more favored by everyone. The commonly used elevator in villa elevator is backpack frame type elevator, backpack frame is installed in the back of car, although it saves shaft space, but because backpack frame is installed in the back of car, the load of car will cause the guide structure between backpack frame and elevator guide rail to bear larger eccentric load, in the traditional backpack frame, the eccentric load is borne by guide shoe and guide rail, but this structure causes larger friction between guide shoe and guide rail, easy to produce vibration and noise, long-term use, also easy to cause guide rail or guide shoe wear, cracking, affect the stability and safety of elevator operation. SUMMARY

[0003] The purpose of the present application is to provide a kind of elevator backpack frame, its structure is reasonable, by being respectively arranged first roller and second roller on the two sides of sliding guide shoe, first roller and second roller can all be in rolling contact with the vertical guide part in elevator tower, to balance the eccentric load between sliding guide shoe and elevator guide rail, reduce the pressure between sliding guide shoe and elevator guide rail, reduce the wear of sliding guide shoe, improve the stability and safety of elevator operation.

[0004] To achieve the above-mentioned purpose, the technical scheme of the present application is to design a kind of elevator backpack frame, including two vertical beams, and the upper crossbeam, guide pulley installation crossbeam, roller installation crossbeam and lower crossbeam connected between the two vertical beams;

[0005] The vertical beam is plate structure, two sliding guide shoes are fixedly connected on the outer side wall of the vertical beam, and the rear side edge of the vertical beam is protruded to form two roller mounting plates, the two roller mounting plates are located between the two sliding guide shoes, and the outer side of each roller mounting plate is rotatably connected with first roller;

[0006] The guide pulley installation crossbeam is located below the upper crossbeam, two guide pulley mounting frames are fixedly connected in the middle position of the guide pulley installation crossbeam, and the guide pulley is rotatably connected between the two guide pulley mounting frames;

[0007] The roller installation crossbeam is located below the guide pulley installation crossbeam, roller mounting frames are fixedly connected at the top of both ends of the roller installation crossbeam, two roller mounting frames are located on the front side of sliding guide shoe, and second roller is rotatably connected on the two roller mounting frames.

[0008] Preferably, the C-shaped structure of the guide pulley mounting frame, and the C-shaped openings of the two guide pulley mounting frames are arranged back to back, the bottom of the guide pulley mounting frame is provided with a clamping groove, the guide pulley mounting frame is clamped on the guide pulley mounting beam through the clamping groove, and the guide pulley mounting frame is welded and fixed with the guide pulley mounting beam.

[0009] Preferably, the L-shaped structure of the roller mounting frame, the transverse edge of the roller mounting frame is welded and fixed with the roller mounting beam, and the second roller is connected to the vertical edge of the roller mounting frame.

[0010] Preferably, the vertical plate is fixedly connected to the inner side wall of the top of the vertical beam, the top end of the vertical plate extends above the vertical beam, and the top end of the vertical plate extends vertically forward to form a hanging plate.

[0011] Preferably, a plurality of connecting holes are arranged on the hanging plate, and the plurality of connecting holes are arranged at equal intervals along the length direction of the hanging plate.

[0012] Preferably, the electronic safety clamp is fixedly connected to the outer side wall of the vertical beam.

[0013] Preferably, the cable clamp is fixedly connected to the inner side wall of the vertical beam.

[0014] The advantages and beneficial effects of the present application are as follows: the elevator backpack frame has a reasonable structure, the first roller and the second roller are arranged on the two sides of the sliding guide shoe respectively, the first roller and the second roller can be in rolling contact with the vertical guide part in the elevator shaft, the bias load between the sliding guide shoe and the elevator guide rail is balanced, the pressure between the sliding guide shoe and the elevator guide rail is reduced, the wear of the sliding guide shoe is reduced, and the stability and safety of the elevator operation are improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a schematic view of the present application.

[0016] Figure 2 is Figure 1 is an enlarged view of A in

[0017] Figure 3 is Figure 1 is an enlarged view of B in DETAILED DESCRIPTION

[0018] The specific embodiments of the present application will be further described below in combination with the drawings and examples. The following examples are only used to more clearly illustrate the technical solutions of the present application, and cannot be used to limit the protection scope of the present application.

[0019] The technical solutions of the specific embodiments of the present application are as follows:

[0020] As Figure 1 , Figure 2and Figure 3 As shown in the drawings, the utility model provides an elevator backpack frame, which comprises two vertical beams 1 and an upper cross beam 2, a guide pulley mounting cross beam 3, a roller mounting cross beam 4 and a lower cross beam 5 connected between the two vertical beams 1.

[0021] The vertical beam 1 is in a plate-shaped structure, two sliding guide shoes 6 are fixedly connected to the outer side wall of the vertical beam 1, and the rear side edge of the vertical beam 1 is protruded to form two roller mounting plates 7 between the two sliding guide shoes 6, and a first roller 8 is rotatably connected to the outer side of each roller mounting plate 7.

[0022] The guide pulley mounting cross beam 3 is located below the upper cross beam 2, two guide pulley mounting frames 9 are fixedly connected to the middle position of the guide pulley mounting cross beam 3, and a guide pulley 10 is rotatably connected between the two guide pulley mounting frames 9.

[0023] The roller mounting cross beam 4 is located below the guide pulley mounting cross beam 3, roller mounting frames 11 are fixedly connected to the top of the two ends of the roller mounting cross beam 4 respectively, the two roller mounting frames 11 are located on the front side of the sliding guide shoe 6, and a second roller 12 is rotatably connected to the roller mounting frame 11. In the above scheme, the first roller 8 and the second roller 12 are mounted on the backpack frame, wherein the first roller 8 is located on the rear side of the sliding guide shoe 6 and the elevator guide rail, and the second roller 12 is located on the front side of the sliding guide shoe 6 and the elevator guide rail, the first roller 8 and the second roller 12 are respectively in rolling contact with the vertical guide parts in the elevator shaft, when the backpack frame moves up and down along the elevator guide rail, the first roller 8 and the second roller 12 will respectively roll along the corresponding vertical guide parts, so as to balance the eccentric load between the sliding guide shoe 6 and the elevator guide rail, reduce the pressure between the sliding guide shoe 6 and the elevator guide rail, reduce the wear of the sliding guide shoe 6, and improve the stability and safety of the elevator operation.

[0024] Further, the guide pulley mounting frame 9 is in a C-shaped structure, the C-shaped openings of the two guide pulley mounting frames 9 are oppositely arranged, the bottom of the guide pulley mounting frame 9 is provided with a clamping groove, the guide pulley mounting frame 9 is clamped on the guide pulley mounting cross beam 3 through the clamping groove, and the guide pulley mounting frame 9 is welded and fixed with the guide pulley mounting cross beam 3. By adopting the above scheme, the guide pulley 10 is stably mounted on the guide pulley mounting cross beam 3.

[0025] Further, the roller mounting frame 11 is in an L-shaped structure, the horizontal edge 13 of the roller mounting frame 11 is welded and fixed with the roller mounting cross beam 4, and the second roller 12 is connected to the vertical edge 14 of the roller mounting frame 11. By adopting the above scheme, the second roller 12 is stably mounted on the roller mounting cross beam 4.

[0026] Further, the vertical plate 15 is fixedly connected to the inner side wall of the top of the vertical beam 1, the top end of the vertical plate 15 extends above the vertical beam 1, and the top end of the vertical plate 15 extends vertically forward to form a hanging plate 16. By adopting the above scheme, the hanging plate 16 is used for fixedly connecting with the top of the elevator car, and by arranging the hanging plate 16, the problem of the car tilting forward when people enter the elevator can be effectively avoided.

[0027] Further, the hanging plate 16 is provided with a plurality of connecting holes 17, and the plurality of connecting holes 17 are arranged at equal intervals along the length direction of the hanging plate 16. By adopting the above scheme, the hanging plate 16 can be connected with the elevator car through the connecting holes 17.

[0028] Further, the outer side wall of the vertical beam 1 is fixedly connected with an electronic safety clamp 18. By adopting the above scheme, the electronic safety clamp 18 is used for clamping the elevator guide rail to brake the backpack frame when the elevator is overspeed, so as to improve the safety of the elevator operation.

[0029] Further, the inner side wall of the vertical beam 1 is fixedly connected with a cable clamp 19.

[0030] The above only describes the preferred embodiments of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A backpack harness for an elevator, characterized in that, The vertical beam comprises a plate-shaped structure, two sliding guide shoes are fixedly connected to the outer side wall of the vertical beam, and two roller mounting plates are formed by protruding the rear side of the vertical beam, the two roller mounting plates being located between the two sliding guide shoes, and a first roller is rotatably connected to the outer side of each roller mounting plate. The guide pulley mounting cross beam is located below the upper cross beam, two guide pulley mounting frames are fixedly connected to the middle position of the guide pulley mounting cross beam, and a guide pulley is rotatably connected between the two guide pulley mounting frames. The roller mounting cross beam is located below the guide pulley mounting cross beam, roller mounting frames are fixedly connected to the top of the roller mounting cross beam, the two roller mounting frames being located in front of the sliding guide shoes, and a second roller is rotatably connected to each of the two roller mounting frames. The guide pulley mounting frame has a C-shaped structure, the C-shaped openings of the two guide pulley mounting frames are oppositely arranged, a clamping groove is arranged at the bottom of the guide pulley mounting frame, the guide pulley mounting frame is clamped on the guide pulley mounting cross beam through the clamping groove, and the guide pulley mounting frame and the guide pulley mounting cross beam are welded and fixed. The roller mounting frame has an L-shaped structure, the horizontal side of the roller mounting frame is welded and fixed to the roller mounting cross beam, and the second roller is connected to the vertical side of the roller mounting frame. A vertical plate is fixedly connected to the top inner side wall of the vertical beam, the top end of the vertical plate extending above the vertical beam, and the top end of the vertical plate extending forward perpendicularly to form a hanging plate.

2. The backpack harness of claim 1, wherein, A plurality of connecting holes are arranged on the hanging plate, the plurality of connecting holes being equidistantly arranged along the length direction of the hanging plate.

3. The backpack harness of claim 2, wherein, An electronic safety clamp is fixedly connected to the outer side wall of the vertical beam.

4. The backpack harness of claim 1, wherein, A cable clamp is fixedly connected to the inner side wall of the vertical beam.

5. The backpack harness of claim 1, wherein, ​

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