Anti-tilting aerial work platform

Abstract

The utility model provides an anti-tilting aerial work platform which comprises a vehicle body, a plurality of supporting mechanisms are arranged on the side face of the vehicle body, a mounting base is arranged above the vehicle body, and a balance weight mechanism is arranged behind the vehicle body. The supporting mechanism comprises a telescopic frame arranged on the vehicle body in a sliding mode, and a supporting hydraulic cylinder is arranged on the telescopic frame in a penetrating mode. The counterweight mechanism comprises a guide rod with one end fixedly connected with the vehicle body, a mounting frame is arranged at the other end of the guide rod, a counterweight seat is slidably arranged on the guide rod, a counterweight block is arranged on the counterweight seat, a screw rod is rotatably arranged between the mounting frame and the vehicle body, and the screw rod is in threaded connection with the counterweight seat; a telescopic arm is hinged to the mounting base, and a first hydraulic cylinder is arranged between the telescopic arm and the vehicle body; a mounting rod is arranged at the telescopic end of the telescopic arm, and a workbench is arranged on the mounting rod. According to the anti-tilting aerial work platform, stable ground supporting can be provided for the vehicle body through the structural design of the anti-tilting aerial work platform, the position of the balancing weight can be flexibly adjusted through the structural design of the balancing weight mechanism, and therefore the safety of equipment in the working process is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of aerial work platforms, in particular to an anti-tilt aerial work platform. Background Art

[0002] Aerial work platforms are products that serve various industries for high-altitude operations, such as high-altitude operations, equipment installation, and maintenance. During the operation of the aerial work platform, the stability of the chassis will directly affect the operational safety of the workers on the work platform. In the actual operation process, some aerial work platforms need to be tilted and extended upward, which causes the center of gravity to tilt. In addition, they may encounter rugged and soft road conditions. Existing aerial work platforms are very prone to tilting, and in severe cases they may even overturn, and the safe and stable operation of the aerial work platform cannot be guaranteed.

[0003] Therefore, it is necessary to design a new aerial work platform to solve the above problems. Utility Model Content

[0004] The purpose of this utility model is to provide an anti-tilt aerial work platform to address the shortcomings of the existing technology. The specific solution is as follows:

[0005] An anti-tilt aerial work platform comprises a vehicle body, a plurality of support mechanisms are provided on the side of the vehicle body, a mounting seat is provided above the vehicle body, and a counterweight mechanism is provided at the rear of the vehicle body; the support mechanism comprises a telescopic frame slidably arranged on the vehicle body, a supporting hydraulic cylinder is penetrated on the telescopic frame, and a supporting foot is hinged at the telescopic end of the supporting hydraulic cylinder; the counterweight mechanism comprises a guide rod fixedly connected to the vehicle body at one end, a mounting frame is provided at the other end of the guide rod, a counterweight seat is slidably provided on the guide rod, a plurality of counterweight blocks are provided on the counterweight seat, a screw rod driven by a servo motor to rotate is provided between the mounting frame and the vehicle body, and the screw rod is screwed to the counterweight seat; the mounting frame A telescopic arm is hinged on the mounting seat, and a hydraulic cylinder 1 is provided between the telescopic arm and the vehicle body, and the telescopic ends of the hydraulic cylinder 1 are hinged to the telescopic arm and the vehicle body respectively; the telescopic end of the telescopic arm is provided with a mounting rod, and a workbench is provided on the mounting rod, and the workbench includes a base, and a level sensor is provided on the base. The base is connected to a fence through multiple guardrails, and a bracket 1 and a bracket 2 are provided at the bottom of the base, and the bracket 1 is hinged to the mounting rod, and the bracket 2 is hinged to one end of the hydraulic cylinder 2, and the other end of the hydraulic cylinder 2 is hinged to the mounting rod; the supporting hydraulic cylinder, servo motor, hydraulic cylinder 1, hydraulic cylinder 2 and level sensor are all electrically connected to the controller arranged on the vehicle body.

[0006] Based on the above, the telescopic arm is controlled to extend and retract by a driving hydraulic cylinder, and the driving hydraulic cylinder is electrically connected to the controller.

[0007] Based on the above, a plurality of proximity switches electrically connected to the controller are provided around the fence.

[0008] Based on the above, a positioning mechanism is provided on the vehicle body corresponding to each of the supporting mechanisms, and the positioning mechanism includes a positioning frame fixed on the vehicle body, an insertion rod is provided through and sliding on the positioning frame, a baffle is provided on the insertion rod, a tension spring is provided on the insertion rod to apply downward thrust to the baffle, and a plurality of sockets corresponding to the insertion rods are provided on the telescopic frame.

[0009] Based on the above, the counterweight seat is provided with a plurality of positioning rods, and the counterweight block is provided with sockets corresponding to the positioning rods.

[0010] The present invention has substantial features and advancements over the prior art. Specifically, the present invention has the following advantages:

[0011] 1. The anti-tilt aerial work platform provided by the utility model has a structural design that not only provides stable ground support for the vehicle body, but also the structural design of the counterweight mechanism can flexibly adjust the position of the counterweight block, thereby ensuring that the center of gravity of the equipment remains as stable as possible during operation, preventing the equipment from tilting and ensuring the safety of equipment operation.

[0012] 2. The anti-tilt aerial work platform provided by the utility model has a structural design of the workbench that can effectively avoid collision with external obstacles. That is, when the proximity switch approaches an obstacle, the operation of the relevant action equipment can be shut down by the controller, thereby effectively ensuring the safety of the operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 yes Figure 1 Schematic diagram of the structure at point A in the middle.

[0015] Figure 3 It is a structural diagram of the workbench in the utility model.

[0016] In the figure: 1. Vehicle body; 2. Guide rod; 3. Mounting frame; 4. Screw; 5. Servo motor; 6. Counterweight seat; 7. Positioning rod; 8. Counterweight block; 9. Mounting seat; 10. Telescopic frame; 11. Support hydraulic cylinder; 12. Support foot; 13. Positioning frame; 14. Insert rod; 15. Tension spring; 16. Controller; 17. Hydraulic cylinder 1; 18. Telescopic arm; 19. Mounting rod; 20. Hydraulic cylinder 2; 21. Workbench; 21-1. Base; 21-2. Level sensor; 21-3. Bracket 1; 21-4. Bracket 2; 21-5. Guardrail; 21-6. Fence; 21-7. Proximity switch. DETAILED DESCRIPTION

[0017] The technical solution of the present utility model is further described in detail below through specific implementation methods.

[0018] Example

[0019] like Figure 1-3 As shown, the utility model provides an anti-tilt aerial work platform, including a vehicle body 1, a plurality of support mechanisms are provided on the side of the vehicle body 1, a mounting seat 9 is provided above the vehicle body 1, and a counterweight mechanism is provided at the rear of the vehicle body 1; the support mechanism includes a telescopic frame 10 slidably arranged on the vehicle body 1, a supporting hydraulic cylinder 11 is penetrated on the telescopic frame 10, and a support foot 12 is hinged at the telescopic end of the supporting hydraulic cylinder 11; the counterweight mechanism includes a guide rod 2 fixedly connected to the vehicle body 1 at one end, a mounting frame 3 is provided at the other end of the guide rod 2, a counterweight seat 6 is slidably provided on the guide rod 2, a plurality of counterweight blocks 8 are provided on the counterweight seat 6, a screw rod 4 driven by a servo motor 5 to rotate is provided between the mounting frame 3 and the vehicle body 1, and the screw rod 4 is screwed to the counterweight seat 6; a telescopic arm 18 is hinged on the mounting seat 9, and the telescopic arm 18 is connected to the vehicle body 1 A hydraulic cylinder 17 is provided in the middle, and the telescopic ends of the hydraulic cylinder 17 are hinged to the telescopic arm 18 and the vehicle body 1 respectively; the telescopic end of the telescopic arm 18 is provided with a mounting rod 19, and a workbench 21 is provided on the mounting rod 19, and the workbench 21 includes a base 21-1, and a level sensor 21-2 is provided on the base 21-1. The base 21-1 is connected to a fence 21-6 through multiple guardrails 21-5, and the bottom of the base 21-1 is provided with a bracket 1 21-3 and a bracket 2 21-4, the bracket 1 21-3 is hinged to the mounting rod 19, the bracket 21-4 is hinged to one end of the hydraulic cylinder 2 20, and the other end of the hydraulic cylinder 20 is hinged to the mounting rod 19; the supporting hydraulic cylinder 11, the servo motor 5, the hydraulic cylinder 17, the hydraulic cylinder 2 20 and the level sensor 21-2 are all electrically connected to the controller 16 arranged on the vehicle body 1.

[0020] The telescopic arm 18 is controlled to extend and retract by a driving hydraulic cylinder, and the driving hydraulic cylinder is electrically connected to the controller 16 .

[0021] To prevent the workbench 21 from colliding with obstacles during movement, a plurality of proximity switches 21-7 are provided around the fence 21-6 and are electrically connected to the controller 16. When a proximity switch 21-7 approaches an obstacle, the controller 16 shuts down hydraulic cylinder 17, hydraulic cylinder 20, servo motor 5, and the driving hydraulic cylinder, causing them to stop moving.

[0022] In order to prevent the telescopic frame 10 from moving during operation, a positioning mechanism is provided on the vehicle body 1 corresponding to each of the supporting mechanisms. The positioning mechanism includes a positioning frame 13 fixed on the vehicle body 1, and an insertion rod 14 is provided on the positioning frame 13 for sliding through. A baffle is provided on the insertion rod 14, and a tension spring 15 is provided on the insertion rod 14 to apply downward thrust to the baffle. The telescopic frame 10 is provided with a plurality of sockets corresponding to the insertion rod 14.

[0023] In order to prevent the counterweight 8 from falling, a plurality of positioning rods 7 are provided on the counterweight seat 6 , and the counterweight 8 is provided with sockets corresponding to the positioning rods 7 .

[0024] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model and not to limit it; although the utility model is described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the specific implementation methods of the utility model can still be modified or some technical features can be replaced by equivalents; without departing from the spirit of the technical solution of the utility model, they should all be included in the scope of the technical solution for protection of the utility model.

Claims

1. An anti-tilt aerial work platform, characterized by: The invention comprises a vehicle body (1), wherein a plurality of supporting mechanisms are provided on the side of the vehicle body (1), a mounting seat (9) is provided above the vehicle body (1), and a counterweight mechanism is provided at the rear of the vehicle body (1); the supporting mechanism comprises a telescopic frame (10) slidably arranged on the vehicle body (1), a supporting hydraulic cylinder (11) is provided through the telescopic frame (10), and a supporting foot (12) is hingedly provided at the telescopic end of the supporting hydraulic cylinder (11); the counterweight mechanism comprises a guide rod (2) having one end fixedly connected to the vehicle body (1) The other end of the guide rod (2) is provided with a mounting frame (3), a counterweight seat (6) is slidably provided on the guide rod (2), a plurality of counterweight blocks (8) are provided on the counterweight seat (6), a screw rod (4) driven by a servo motor (5) is provided between the mounting frame (3) and the vehicle body (1), and the screw rod (4) is screwed to the counterweight seat (6); a telescopic arm (18) is hingedly provided on the mounting frame (9), and a hydraulic cylinder (17) is provided between the telescopic arm (18) and the vehicle body (1). The telescopic end of the hydraulic cylinder (17) is hinged to the telescopic arm (18) and the vehicle body (1) respectively; the telescopic end of the telescopic arm (18) is provided with a mounting rod (19), and the mounting rod (19) is provided with a workbench (21), and the workbench (21) includes a base (21-1), and the base (21-1) is provided with a level sensor (21-2), and the base (21-1) is connected to a fence (21-6) through multiple guardrails (21-5), and the bottom of the base (21-1) is provided with a level sensor (21-2). A first bracket (21-3) and a second bracket (21-4) are provided. The first bracket (21-3) is hinged to the mounting rod (19). The second bracket (21-4) is hinged to one end of the second hydraulic cylinder (20). The other end of the second hydraulic cylinder (20) is hinged to the mounting rod (19). The supporting hydraulic cylinder (11), the servo motor (5), the first hydraulic cylinder (17), the second hydraulic cylinder (20) and the level sensor (21-2) are all electrically connected to a controller (16) provided on the vehicle body (1).

2. The anti-tilt aerial work platform according to claim 1, characterized in that: The telescopic arm (18) is controlled to extend and retract by a driving hydraulic cylinder, and the driving hydraulic cylinder is electrically connected to the controller (16).

3. The anti-tilt aerial work platform according to claim 2, characterized in that: A plurality of proximity switches (21-7) electrically connected to the controller (16) are provided around the fence (21-6).

4. The anti-tilt aerial work platform according to claim 1, characterized in that: A positioning mechanism is provided on the vehicle body (1) corresponding to each of the supporting mechanisms. The positioning mechanism comprises a positioning frame (13) fixed on the vehicle body (1), an insertion rod (14) is slidably provided through the positioning frame (13), a baffle is provided on the insertion rod (14), a tension spring (15) is provided on the insertion rod (14) for applying downward thrust to the baffle, and a plurality of insertion holes corresponding to the insertion rods (14) are provided on the telescopic frame (10).

5. The anti-tilt aerial work platform according to claim 1, characterized in that: The counterweight seat (6) is provided with a plurality of positioning rods (7), and the counterweight block (8) is provided with insertion holes corresponding to the positioning rods (7).

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