Handrail device for elevator car

Abstract

The utility model relates to the field of elevator cars, and discloses a handrail device for an elevator car, which comprises a car, motors are fixedly connected to the left side and the right side of the interior of the car, rotating blocks are fixedly connected to the driving ends of the motors, rotating grooves are formed in the rotating blocks, and the rotating blocks are fixedly connected to the left side and the right side of the interior of the car. Rotating grooves are formed in the left side and the right side of the interior of the lift car, T-shaped clamping blocks are slidably connected to the interiors of the rotating grooves, connecting columns are fixedly connected to the close sides of the two T-shaped clamping blocks, connecting blocks are fixedly connected to the close sides of the two connecting columns, handrails are detachably connected to the front sides of the connecting blocks, and two T-shaped clamping grooves are formed in each of the left side and the right side of the interior of the lift car. According to the utility model, the stable support is provided for passengers, the balance is helped to be kept, the falling risk is reduced, the discomfort caused by long-time standing is reduced, the device is suitable for different heights, the requirements of different heights are met, and more people can conveniently use the device.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator car field especially, it is a handrail device for elevator car. BACKGROUND

[0002] This case designs a handrail device for elevator car, belongs to elevator car field, it is a special type handrail, is often seen in small elevator or freight elevator, it is the important safety auxiliary facility in elevator, is mainly used for providing support and stabilizing effect for passenger, especially in elevator operation or emergency situation guarantee safety.

[0003] The existing elevator car handrail its structure usually includes handrail, support frame and fixed device etc. Function and safety design gradually intelligent, its working principle mainly surrounds providing stable support, adapting to ergonomics and satisfying safety demand.

[0004] The handrail position of elevator car in prior art is fixed, part elevator car design provides lower position handrail support for wheelchair user, if handrail is difficult to lift, make the disabled lack necessary safety assistance when taking the elevator, difficult to enjoy the convenient travel service, seriously influence the universality and inclusivity of elevator, therefore put forward a kind of handrail device for elevator car to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a handrail device for elevator car, to improve the problem of fixed handrail position of elevator car in prior art.

[0006] In order to realize the above purpose, the utility model adopts the following technical scheme:

[0007] A handrail device for elevator car, including car, the inside left and right sides of the car are fixedly connected with motor, the driving end of the motor is fixedly connected with rotating block, the inside of the rotating block is equipped with rotating recess, the inside of the rotating recess is slidably connected with T type clamping block, the similar side of two T type clamping blocks is fixedly connected with connecting column, the similar side of two connecting columns is fixedly connected with connecting block, the front side of the connecting block is detachably connected with handrail, the inside left and right sides of the car are equipped with two T type clamping slots, the inside of the T type clamping slot is slidably connected with the installation assembly for fixing handrail;

[0008] As a further description of the above technical scheme:

[0009] The mounting assembly comprises fixed blocks, outer sides of the fixed blocks are slidably connected to inner walls of the T-shaped clamping grooves, proximal sides of the fixed blocks are fixedly connected with bottom plates, an accommodation groove is formed in the inner side of the bottom plate, two locking blocks are slidably connected to the inner side of the accommodation groove, distal sides of the locking blocks are rotatably connected with rotating rods, proximal sides of the two rotating rods are rotatably connected with main rods, and distal sides of the main rods are fixedly connected with springs;

[0010] As a further description of the above technical solution:

[0011] The upper and lower sides of the fixed blocks are fixedly connected with telescopic plates, and distal sides of the two telescopic plates are fixedly connected to upper and lower inner walls of the T-shaped clamping grooves.

[0012] As a further description of the above technical solution:

[0013] The inner sides of the front and rear sides of the handrail are provided with butt joints, and the inner sides of the front and rear sides of the handrail are provided with two clamping grooves.

[0014] As a further description of the above technical solution:

[0015] The inner side of the bottom plate is slidably connected with the outer side of the main rod, and distal sides of the plurality of springs are fixedly connected to distal inner walls of the plurality of bottom plates.

[0016] As a further description of the above technical solution:

[0017] The outer side of the bottom plate is clamped with the inner side of the butt joint, and the outer side of the locking block is clamped with the inner side of the clamping groove.

[0018] As a further description of the above technical solution:

[0019] The outer side of the rotating block is rotatably connected to the inner side of the car, the inner sides of the left and right sides of the car are provided with sliding grooves, and the outer side of the connecting column is slidably connected to the inner side of the sliding groove.

[0020] As a further description of the above technical solution:

[0021] The inner side of the handrail is provided with a square recess, and the outer side of the connecting block is clamped with the inner side of the square recess.

[0022] The utility model has the advantages of:

[0023] 1、The utility model discloses a sliding groove lifting structure, which can lift the height of the elevator car handrail, thereby providing stable support for passengers, helping to maintain balance, reducing the risk of falling, reducing discomfort caused by long-time standing, adapting to different heights, meeting the needs of different heights and ensuring that more people can use it conveniently.

[0024] 2、The utility model discloses, during installation, only need through simple splicing, buckle or bolt connection mode, can each module be assembled into complete handrail structure, compared with the complex process such as traditional need on -the -spot welding, polishing and so on handrail installation, greatly shorten the installation time. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A perspective view of a handrail device for an elevator car is provided for the utility model;

[0026] Figure 2 A structure diagram of a handrail of a handrail device for an elevator car is provided for the utility model;

[0027] Figure 3 A structure diagram of a car of a handrail device for an elevator car is provided for the utility model; Figure 2

[0028] Figure 4 A structure diagram of a car of a handrail device for an elevator car is provided for the utility model;

[0029] Figure 5 A structure diagram of a fixing block of a handrail device for an elevator car is provided for the utility model; Figure 4

[0030] A structure diagram of a fixing block of a handrail device for an elevator car is provided for the utility model; Figure 6

[0031] A structure diagram of a fixing block of a handrail device for an elevator car is provided for the utility model; Figure 7 Figure 6

[0032] LEGEND:

[0033] 1, car;2, motor;3, rotating block;4, rotating groove;5, T-shaped clamping block;6, connecting column;7, connecting block;8, handrail;9, square groove;10, butt joint;11, clamping groove;12, T-shaped clamping groove;13, fixing block;14, telescopic plate;15, bottom plate;16, storage groove;17, lock block;18, rotating rod;19, main rod;20, spring. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0035] Refer to Figures 1 to 5 ​​​The utility model provides an embodiment: a handrail device for elevator car, including car 1, car 1 is the main part of elevator, carries passenger or goods, and the inside left and right sides of car 1 are fixedly connected with motor 2, and motor 2 is driven by power, drives rotary block 3 to rotate or move, to provide power support for the lifting or adjustment of handrail 8, and the driving end of motor 2 is fixedly connected with rotary block 3, and rotary block 3 is rotated by motor 2, and then drives T type clamping block 5 to move, realizes the adjustment function of handrail 8, and rotary block 3 is internally provided with rotary recess 4, and T type clamping block 5 is slidably connected in rotary recess 4, and the similar side of two T type clamping blocks 5 is fixedly connected with connecting column 6, and the similar side of two connecting columns 6 is fixedly connected with connecting block 7, and the front side of connecting block 7 is detachably connected with handrail 8, and the connection of connecting block 7 and handrail 8 ensures the stability and adjustability of handrail 8. The inside left and right sides of car 1 are provided with two T type clamping slots 12, and mounting assembly for fixing handrail 8 is slidably connected in T type clamping slot 12.

[0036] Referring to Figures 4 to 7 The mounting assembly includes fixed block 13, and the outer portion of fixed block 13 is slidably connected to the inner wall of T type clamping slot 12, and fixed block 13 slides through the track of T type clamping slot 12, thereby driving the entire mounting assembly to move. The similar side of a plurality of fixed blocks 13 is fixedly connected with bottom plate 15, and the stable running environment of lock block 17 and rotating rod 18 is provided by the supporting action of bottom plate 15, thereby ensuring the overall coordination of the mounting assembly, and the inside of bottom plate 15 is provided with storage groove 16, and the design of storage groove 16 enables lock block 17 to freely slide therein while limiting its movement range, and the inside of storage groove 16 is slidably connected with two lock blocks 17, and the distal side of a plurality of lock blocks 17 is rotatably connected with rotating rod 18, and the similar side of two rotating rods 18 is rotatably connected with main rod 19, and the distal side of a plurality of main rods 19 is fixedly connected with spring 20, and spring 20 provides elastic support for main rod 19 by its telescopic property, thereby ensuring the flexibility and stability of lock block 17 when fixing and releasing handrail 8.

[0037] Referring to Figures 3 to 7The far side of the telescopic plate 14 is fixedly connected to the upper and lower two inner walls of the T-shaped clamping groove 12, the presence of the telescopic plate 14 enhances the stability of the fixing block 13, prevents it from deviating during sliding, the front and rear inner sides of the handrail 8 are both provided with a butt joint 10, the shape of the butt joint 10 matches the outside of the bottom plate 15, ensuring that the two can be tightly connected, thereby realizing the fixation of the handrail 8, the front and rear inner sides of the handrail 8 are both provided with two clamping grooves 11, the outside of the main rod 19 is slidingly connected to the inner wall of the bottom plate 15, the main rod 19 is slidingly connected to the inner wall of the bottom plate 15 and can move linearly under the drive of the rotating rod 18, thereby realizing the control of the lock block 17, the far side of the plurality of springs 20 is fixedly connected to the far side inner wall of the plurality of bottom plates 15, the outside of the bottom plate 15 is clamped with the inside of the butt joint 10, ensuring that the connection between the bottom plate 15 and the handrail 8 is stable and reliable, preventing the handrail 8 from shaking or falling off during use, the outside of the lock block 17 is clamped with the inside of the clamping groove 11, the outside of the rotating block 3 is rotatably connected to the inside of the car 1, the outside of the connecting column 6 is slidingly connected to the inside of the sliding groove, the connecting column 6 is slidingly connected to the inside of the sliding groove and can move linearly under the drive of the T-shaped clamping block 5, thereby driving the connecting block 7 and the handrail 8 to move, the inside of the handrail 8 is provided with a square recess 9, the outside of the connecting block 7 is clamped with the inside of the square recess 9, ensuring that the connection between the handrail 8 and the connecting block 7 is stable and reliable, preventing the handrail 8 from shaking or falling off during use.

[0038] Working principle: in use, the rotating block 3 is driven to rotate by the motor 2, the rotating block 3 drives the connected T-shaped clamping block 5 to move up and down, the T-shaped clamping block 5 is connected to the handrail 8 through the connecting block 7 and the connecting column 6, and drives the handrail 8 to move up and down in the sliding groove, through the sliding groove lifting structure, the elevator car handrail can be lifted to different heights, adapt to different height of people, reduce the discomfort of standing for a long time, flexible adapt to different scenes, improve safety guarantee. When it needs to be fixed, press the handrail 8 inward, the square recess 9 provided in the handrail 8 is clamped with the connecting block 7, through the detachable connecting block 7 structure, the installation of the elevator car handrail 8 is simple, improves the disassembly flexibility, convenient replacement, convenient maintenance, at the same time, also reduces the manufacturing cost, realizes the simple installation of the elevator car.

[0039] When the butt joint 10 is pressed forward, the lock block 17 moves inward to the position of the clamping groove 11 and is clamped with the clamping groove 11, at this time the handrail 8 is fixed, when adjusting the height again, manually press, the lock block 17 is extruded out, and returns to the stretched state, at this time the height can be adjusted, the above makes up for the problem that the existing elevator car handrail 8 is difficult to install.

[0040] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A handrail arrangement for an elevator car, comprising a car (1), characterized in that: The left and right sides of the car (1) are fixedly connected with motors (2), the driving end of the motor (2) is fixedly connected with a rotating block (3), the inside of the rotating block (3) is provided with a rotating groove (4), the inside of the rotating groove (4) is slidably connected with a T-shaped clamping block (5), the proximal side of the two T-shaped clamping blocks (5) is fixedly connected with a connecting column (6), the proximal side of the two connecting columns (6) is fixedly connected with a connecting block (7), the front side of the connecting block (7) is detachably connected with a handrail (8), the left and right sides of the car (1) are provided with two T-shaped clamping grooves (12), the inside of the T-shaped clamping groove (12) is slidably connected with an installation assembly for fixing the handrail.

2. A handrail arrangement for an elevator car according to claim 1, characterized in that: The installation assembly comprises a fixed block (13), the outside of the fixed block (13) is slidably connected with the inner wall of the T-shaped clamping groove (12), the proximal side of the plurality of fixed blocks (13) is fixedly connected with a bottom plate (15), the inside of the bottom plate (15) is provided with a receiving groove (16), the inside of the receiving groove (16) is slidably connected with two locking blocks (17), the distal side of the plurality of locking blocks (17) is rotatably connected with a rotating rod (18), the proximal side of the two rotating rods (18) is rotatably connected with a main rod (19), the distal side of the plurality of main rods (19) is fixedly connected with a spring (20).

3. A handrail arrangement for an elevator car according to claim 2, characterized in that: The upper and lower sides of the fixed block (13) are fixedly connected with telescopic plates (14), the distal side of the two telescopic plates (14) is fixedly connected with the upper and lower inner walls of the T-shaped clamping groove (12).

4. A handrail arrangement for an elevator car according to claim 2, characterized in that: The inside of the handrail (8) is provided with a butt joint (10) on the front and rear sides, the inside of the handrail (8) is provided with two clamping grooves (11) on the front and rear sides.

5. A handrail arrangement for an elevator car according to claim 2, characterized in that: The outside of the main rod (19) is slidably connected with the inner wall of the bottom plate (15), the distal side of the plurality of springs (20) is fixedly connected with the distal side of the plurality of bottom plates (15).

6. A handrail arrangement for an elevator car according to claim 4, characterized in that: The outside of the bottom plate (15) is engaged with the inside of the butt joint (10), the outside of the locking block (17) is engaged with the inside of the clamping groove (11).

7. A handrail arrangement for an elevator car according to claim 1, characterized in that: The outside of the rotating block (3) is rotatably connected with the inside of the car (1), the left and right sides of the inside of the car (1) are provided with sliding grooves, the outside of the connecting column (6) is slidably connected with the inside of the sliding groove.

8. A handrail arrangement for an elevator car according to claim 1, characterized in that The inside of the handrail (8) is provided with a square groove (9), the outside of the connecting block (7) is engaged with the inside of the square groove (9).

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