Novel spider crane

Abstract

The utility model provides a novel spider crane which comprises a crane body, a rotary table is arranged above the crane body, and a mounting seat and a counterweight mechanism are arranged on the rotary table. A telescopic arm is hinged to the mounting base and controlled by a telescopic hydraulic cylinder to stretch out and draw back, a first hydraulic cylinder is arranged between the telescopic arm and the rotary table, and the two ends of the first hydraulic cylinder are hinged to the telescopic arm and the rotary table respectively. A supporting frame is arranged on the telescopic arm, a winding roller used for winding a pull rope is rotationally arranged on the supporting frame, the free end of the pull rope bypasses a fixed pulley at the end of the telescopic arm and then is connected with one end of a stress releaser, and the other end of the stress releaser is connected with a hook; multiple sets of supporting assemblies are arranged around the vehicle body. According to the novel spider crane provided by the utility model, stable ground support can be provided when the crane works due to the structural design, and the gravity center of equipment can be flexibly adjusted due to the structural design of the counterweight mechanism, so that the stability of the equipment during working is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to engineering machinery technical field, concretely relates to a novel spider crane. BACKGROUND

[0002] In the process of the spider crane hoisting, the hoisting process requirement is also different from the large space high altitude operation of the traditional crane because of the particularity of its construction environment, and its hoisting structure is generally set as a rotary structure. The existing spider crane is prone to center of gravity imbalance when hoisting different weights of goods, resulting in poor stability of the crane.

[0003] Therefore, it is necessary to design a new spider crane to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at the prior art's insufficient, provides a novel spider crane, specific scheme is as follows:

[0005] A novel spider crane, including the car body, be equipped with the rotary table on the car body, the rotary table is by the servo motor one that sets up on the car body drives its rotation, be equipped with the mounting seat, counterweight mechanism on the rotary table, the mounting seat is equipped with the telescopic arm and is hinged, the telescopic arm is by the telescopic hydraulic cylinder control its telescopic, be equipped with hydraulic cylinder one between the telescopic arm, the rotary table, the both ends of hydraulic cylinder one are hinged with telescopic arm, the rotary table respectively, be equipped with the support frame on the telescopic arm, be equipped with the winding roller for winding the rope and rotates on the support frame, the winding roller is by drive motor drive its rotation, the free end of the rope is connected with the one end of stress reliever after winding the fixed trolley in the end of telescopic arm, the other end of stress reliever is connected with the hook, be equipped with a plurality of support assemblies around the car body, the support assembly includes the support rod one, the car body is hinged with the one end of support rod one, the other end of support rod one is hinged with the one end of support rod two, the other end of support rod two is hinged and is equipped with the support foot, be equipped with hydraulic cylinder two between support rod one, the car body, the both ends of hydraulic cylinder one are hinged with support rod one, the car body respectively, be equipped with hydraulic cylinder three between support rod one, support rod two, the both ends of hydraulic cylinder three are hinged with support rod one, support rod two respectively, the counterweight mechanism includes the guide rod and is fixedly connected with the car body in one end, the other end of guide rod is equipped with the mounting bracket, be equipped with the counterweight seat and slides on the guide rod, be equipped with a plurality of counterweight blocks on the counterweight seat, the mounting bracket is rotatably equipped with the lead screw and is driven its rotation by servo motor two between the car body, the lead screw is with the counterweight seat screw joint, hydraulic cylinder one, hydraulic cylinder two, hydraulic cylinder two, telescopic hydraulic cylinder, drive motor, servo motor one and servo motor two all with the controller electric connection that sets up on the car body.

[0006] Based on the above, a plurality of positioning rods are provided on the counterweight seat, and a plurality of counterweight blocks are provided on the positioning rods.

[0007] Based on the above, the vehicle body is provided with a support seat for the telescopic arm.

[0008] The utility model discloses relative prior art has substantial feature and progress, specifically speaking, the utility model has the following advantages:

[0009] The novel spider crane has the advantages that the structural design can provide stable ground support for the crane during work, and the structural design of the counterweight mechanism can flexibly adjust the gravity center of the equipment, thereby ensuring the stability of the equipment during work and ensuring work safety. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 Is the overall structure schematic diagram of the utility model.

[0011] In the drawing: 1. vehicle body;2. guide rod;3. mounting frame;4. lead screw;5. servo motor two;6. counterweight seat;7. positioning rod;8. counterweight block;9. rotary table;16. controller;17. hydraulic cylinder one;18. telescopic arm;19. support frame;20. winding roller;21. drive motor;22. pull rope;23. fixed pulley;24. stress reliever;25. hook;26. support rod one;27. hydraulic cylinder two;28. support rod two;29. hydraulic cylinder three;30. support foot;31. support seat. DETAILED DESCRIPTION

[0012] The technical scheme of the utility model will be further described in detail below through specific embodiments.

[0013] EMBODIMENT

[0014] As Figure 1As shown, the utility model provides a novel spider crane, including car body 1, be equipped with slewing table 9 on car body 1, slewing table 9 is by servo motor one that sets up on car body 1 through gear structure drive its rotation, be equipped with mounting seat, counterweight mechanism on slewing table 9, the mounting seat is hingedly equipped with telescopic arm 18, telescopic arm 18 is by telescopic hydraulic cylinder control its telescopic, be equipped with hydraulic cylinder one 17 between telescopic arm 18, slewing table 9, both ends of hydraulic cylinder one 17 are hingedly equipped with telescopic arm 18, slewing table 9, be equipped with support frame 19 on telescopic arm 18, be equipped with winding roller 20 for winding rope 22 on support frame 19, winding roller 20 is by drive motor 21 drive its rotation, the free end of rope 22 is connected with stress reliever 24 one end after passing through fixedly set in telescopic arm 18 end portion's fixed pulley 23, another end of stress reliever 24 is connected with hook 25, be equipped with multiple sets of support assembly around car body 1, the support assembly includes support rod one 26, car body 1 is hingedly equipped with support rod one 26 one end, another end of support rod one 26 is hingedly equipped with support rod two 28 one end, another end of support rod two 28 is hingedly equipped with support foot 30, be equipped with hydraulic cylinder two 27 between support rod one 26, car body 1, both ends of hydraulic cylinder one 17 are hingedly equipped with support rod one 26, car body 1, be equipped with hydraulic cylinder three 29 between support rod one 26, support rod two 28, both ends of hydraulic cylinder two 27 are hingedly equipped with support rod one 26, support rod two 28, the counterweight mechanism includes the guide rod 2 of one end with the fixed connection of car body 1, another end of guide rod 2 is equipped with mounting bracket 3, guide rod 2 is slidably equipped with counterweight seat 6, be equipped with multiple counterweight blocks 8 on counterweight seat 6, mounting bracket 3 and car body 1 between rotation are equipped with the lead screw 4 that is by servo motor two 5 drive its rotation, the lead screw 4 with the counterweight seat 6 is screwed, hydraulic cylinder one 17, hydraulic cylinder two 27, hydraulic cylinder two 27, telescopic hydraulic cylinder, drive motor 21, servo motor one and servo motor two 5 are electrically connected with the controller 16 that sets up on car body 1.

[0015] To prevent the counterweight block 8 from falling, a plurality of positioning rods 7 are arranged on the counterweight seat 6, and the counterweight block 8 is provided with a plurality of insertion holes corresponding to the positioning rods 7.

[0016] When the device is not working, a supporting seat 31 for the telescopic arm 18 is arranged on the car body 1 to facilitate supporting the telescopic arm 18.

[0017] Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the utility model and not to limit them. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the specific embodiments of the utility model can be modified or some technical features can be replaced by equivalents without departing from the spirit of the utility model. They should be covered in the technical solution range of the utility model claimed.

Claims

1. A new type of spider crane, characterized by: The invention comprises a vehicle body (1), a turntable (9) is provided on the vehicle body (1), the turntable (9) is driven to rotate by a servo motor (1) provided on the vehicle body (1) through a gear structure, and a mounting seat and a counterweight mechanism are provided on the turntable (9); a telescopic arm (18) is hingedly provided on the mounting seat, and the telescopic arm (18) is controlled to be telescopic by a telescopic hydraulic cylinder, a hydraulic cylinder (17) is provided between the telescopic arm (18) and the turntable (9), and the two ends of the hydraulic cylinder (17) are respectively hinged to the telescopic arm (18) and the turntable (9); a support frame is provided on the telescopic arm (18) (19), a winding roller (20) for winding a pull rope (22) is rotatably provided on the support frame (19), and the winding roller (20) is driven to rotate by a driving motor (21), and the free end of the pull rope (22) is connected to one end of a stress releaser (24) after passing through a fixed pulley (23) fixed at the end of the telescopic arm (18), and the other end of the stress releaser (24) is connected to a hook (25); a plurality of support components are provided around the vehicle body (1), and the support components include a support rod (26), the vehicle body (1) is hinged to one end of the support rod (26), and the support rod (26) is hinged to one end of the support rod. The other end of (26) is hinged to one end of the second support rod (28), and the other end of the second support rod (28) is hinged with a support foot (30). A hydraulic cylinder second (27) is provided between the first support rod (26) and the vehicle body (1), and the two ends of the hydraulic cylinder first (17) are respectively hinged to the first support rod (26) and the vehicle body (1). A hydraulic cylinder third (29) is provided between the first support rod (26) and the second support rod (28), and the two ends of the hydraulic cylinder third (29) are respectively hinged to the first support rod (26) and the second support rod (28); the counterweight mechanism includes a guide rod (2) with one end fixedly connected to the vehicle body (1), and the 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 to rotate by a servo motor 2 (5) is rotatably provided between the mounting frame (3) and the vehicle body (1), the screw rod (4) being screwed to the counterweight seat (6); the hydraulic cylinder 1 (17), the hydraulic cylinder 2 (27), the hydraulic cylinder 2 (27), the telescopic hydraulic cylinder, the driving motor (21), the servo motor 1 and the servo motor 2 (5) are all electrically connected to a controller (16) provided on the vehicle body (1).

2. The novel spider crane according to claim 1 is 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).

3. The novel spider crane according to claim 1 is characterized in that: A support seat (31) for the telescopic arm (18) is provided on the vehicle body (1).

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