Multifunctional lagging jack trolley arm support

Abstract

The utility model discloses a multifunctional lagging jack trolley boom, its structure includes adjusting mechanism, support mechanism and jet mechanism, the adjusting mechanism includes first support arm and second support arm, second support arm and first support arm rotary connection, support mechanism and second support arm rotary connection, jet mechanism and second support arm rotary connection. The supporting mechanism comprises a working platform, a spring and a damper, the lower portion of the working platform is rotationally connected with the second supporting arm, a supporting plate is arranged on the inner side of the working platform, the upper portion of the spring and the upper portion of the damper are fixedly connected with the supporting plate, the lower portion of the spring and the lower portion of the damper are fixedly connected with the working platform, and a connecting block is fixedly arranged on the lower portion of the working platform. And the spraying mechanism is rotationally connected with the connecting block. The utility model belongs to the field of lagging jack trolleys, and particularly relates to a multifunctional lagging jack trolley arm support.

Description

Technical Field

[0001] The utility model belongs to the field of arch frame trolleys, in particular to a multifunctional arch frame trolley arm frame. Background Art

[0002] The multifunctional tunnel arch installation trolley is mainly suitable for the installation of steel arches and steel mesh in tunnel construction. It can also be used for high-altitude operations such as quality inspection, installation of air and water pipes, defect repair, grouting, auxiliary charging, etc. It is a new multifunctional tunnel aerial work platform that integrates multiple aerial work platforms. It is suitable for the construction, maintenance and other work of the full section of the keel of highway, railway, municipal tunnel and mine tunnel and mine cave.

[0003] Although the existing arch gantry trolley is provided with a working platform for workers to stand on, the working platform will move with the arm frame during work, which is prone to shaking, and the workers are at risk of falling. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the working platform shakes when moving.

[0005] In order to solve the above problems, the technical solution adopted by the utility model is as follows: the multifunctional arch frame trolley arm proposed in the utility model includes an adjusting mechanism, a supporting mechanism and an ejecting mechanism, the adjusting mechanism includes a first supporting arm and a second supporting arm, the second supporting arm and the first supporting arm are rotatably connected, the supporting mechanism and the second supporting arm are rotatably connected, the supporting mechanism includes a working platform, a spring and a damper, the lower part of the working platform is rotatably connected to the second supporting arm, a supporting plate is provided on the inner side of the working platform, the upper part of the spring and the damper is fixedly connected to the supporting plate, the lower part of the spring and the damper is fixedly connected to the working platform, a connecting block is fixedly provided at the lower part of the working platform, and the ejecting mechanism and the connecting block are rotatably connected.

[0006] Furthermore, the injection mechanism includes a slurry supply pipe and a rotating block, a motor is provided on the outside of the connecting block, the rotating block and the connecting block are rotatably connected and penetrate the connecting block, the rotating block and the motor are axially connected, a nozzle is fixed on the inside of the rotating block, and the slurry supply pipe and the nozzle are through-connected.

[0007] Furthermore, a limiting block is fixedly provided on the outer side of the first supporting arm, and the slurry supply pipe is slidably connected to the limiting block and passes through the limiting block.

[0008] Furthermore, the adjustment mechanism also includes a first hydraulic cylinder and a second hydraulic cylinder, the lower end of the first hydraulic cylinder is rotatably connected to the first support arm, and the upper end of the first hydraulic cylinder is rotatably connected to the second support arm.

[0009] Furthermore, the lower end of the second hydraulic cylinder is rotatably connected to the upper part of the second support arm, and the upper end of the second hydraulic cylinder is rotatably connected to the lower part of the working platform.

[0010] Furthermore, the first support arm is provided with reinforcing ribs.

[0011] The beneficial effects achieved by the utility model using the above structure are as follows:

[0012] 1. The multifunctional arch trolley arm proposed in this scheme can ensure the stability of the workers standing inside the working platform by setting the working platform and the second support arm as a rotation connection and providing springs and damping at the connection between the working platform and the support plate.

[0013] 2. The multifunctional arch trolley arm proposed in this scheme can adjust the spray head to various angles for slurry coating operation through motor control by setting the spray mechanism and the connecting block to be rotatably connected, and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a first overall structural schematic diagram of the utility model;

[0015] Figure 2 It is a second overall structural schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the overall cross section of the utility model;

[0017] Figure 4 for Figure 3 A partial enlarged schematic diagram in the middle.

[0018] Among them, 1. adjusting mechanism, 101. first supporting arm, 102. first hydraulic cylinder, 103. second supporting arm, 104. second hydraulic cylinder, 105. reinforcing ribs, 2. supporting mechanism, 201. working platform, 202. spring, 203. damping, 204. supporting plate, 205. connecting block, 3. injection mechanism, 301. slurry supply pipe, 302. limiting block, 303. motor, 304. rotating block, 305. nozzle.

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with 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 of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a multifunctional arch trolley arm frame proposed in the utility model includes an adjusting mechanism 1, a supporting mechanism 2 and an ejecting mechanism 3, the adjusting mechanism 1 includes a first supporting arm 101 and a second supporting arm 103, the second supporting arm 103 and the first supporting arm 101 are rotatably connected, the supporting mechanism 2 and the second supporting arm 103 are rotatably connected, the supporting mechanism 2 includes a working platform 201, a spring 202 and a damping 203, the lower part of the working platform 201 is rotatably connected to the second supporting arm 103, a supporting plate 204 is provided on the inner side of the working platform 201, the upper parts of the spring 202 and the damping 203 are fixedly connected to the supporting plate 204, the lower parts of the spring 202 and the damping 203 are fixedly connected to the working platform 201, a connecting block 205 is fixedly provided at the lower part of the working platform 201, and the ejecting mechanism 3 and the connecting block 205 are rotatably connected.

[0022] The injection mechanism 3 includes a slurry supply pipe 301 and a rotating block 304. A motor 303 is provided on the outer side of the connecting block 205. The rotating block 304 and the connecting block 205 are rotatably connected and penetrate the connecting block 205. The rotating block 304 and the motor 303 are axially connected. A nozzle 305 is fixedly provided on the inner side of the rotating block 304. The slurry supply pipe 301 and the nozzle 305 are through-connected and used for multi-angle slurry coating operations. A limit block 302 is fixedly provided on the outer side of the first supporting arm 101. The slurry supply pipe 301 and the limit block 302 are slidably connected and penetrate the limit block 302 to limit the position of the slurry supply pipe 301.

[0023] The adjusting mechanism 1 also includes a first hydraulic cylinder 102 and a second hydraulic cylinder 104. The lower end of the first hydraulic cylinder 102 is rotatably connected to the first support arm 101, and the upper end of the first hydraulic cylinder 102 is rotatably connected to the second support arm 103, so as to control the lifting of the second support arm 103. The lower end of the second hydraulic cylinder 104 is rotatably connected to the upper part of the second support arm 103, and the upper end of the second hydraulic cylinder 104 is rotatably connected to the lower part of the working platform 201, so as to adjust the angle of the working platform 201. The first support arm 101 is provided with a reinforcing rib 105, so as to ensure the strength of the first support arm 101 while using less material and reduce the production cost.

[0024] During specific use, the staff climbs onto the working platform 201 and controls the extension of the first hydraulic cylinder 102. Driven by the first hydraulic cylinder 102, the second support arm 103 and the first hydraulic cylinder 102 rotate relative to each other. At the same time, the telescopic second hydraulic cylinder 104 is controlled to adjust the angle of the working platform 201, so that the working platform 201 is always set horizontally, and a spring 202 and a damper 203 are set at the connection between the working platform 201 and the support plate 204, which can reduce the shaking of the support plate 204 when adjusting and rotating the working platform 201 and working, so that the staff can stand stably. At the same time, the slurry is injected into the nozzle 305 through the slurry supply pipe 301, and the motor 303 is started to rotate the rotating block 304 and the nozzle 305. It can be adjusted to various angles for slurry coating operations, with a wide range of slurry coating and strong practicality.

[0025] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A multifunctional arch trolley arm, Features: It includes an adjusting mechanism, a supporting mechanism and an ejecting mechanism, the adjusting mechanism includes a first supporting arm and a second supporting arm, the second supporting arm is rotatably connected to the first supporting arm, the supporting mechanism and the second supporting arm are rotatably connected, the supporting mechanism includes a working platform, a spring and a damper, the lower part of the working platform is rotatably connected to the second supporting arm, a supporting plate is provided on the inner side of the working platform, the upper part of the spring and the damper is fixedly connected to the supporting plate, the lower part of the spring and the damper is fixedly connected to the working platform, a connecting block is fixedly provided at the lower part of the working platform, and the ejecting mechanism is rotatably connected to the connecting block.

2. A multifunctional arch trolley arm according to claim 1, Features: The injection mechanism includes a slurry supply pipe and a rotating block, a motor is provided on the outer side of the connecting block, the rotating block and the connecting block are rotatably connected and penetrate the connecting block, the rotating block and the motor are axially connected, a nozzle is fixedly provided on the inner side of the rotating block, and the slurry supply pipe and the nozzle are through-connected.

3. A multifunctional arch trolley arm according to claim 2, Features: A limiting block is fixedly arranged on the outer side of the first supporting arm, and the slurry supply pipe is slidably connected to the limiting block and passes through the limiting block.

4. The multifunctional arch trolley arm according to claim 3, Features: The adjustment mechanism also includes a first hydraulic cylinder and a second hydraulic cylinder, wherein the lower end of the first hydraulic cylinder is rotatably connected to the first support arm, and the upper end of the first hydraulic cylinder is rotatably connected to the second support arm.

5. The multifunctional arch trolley arm according to claim 4, Features: The lower end of the second hydraulic cylinder is rotatably connected to the upper part of the second support arm, and the upper end of the second hydraulic cylinder is rotatably connected to the lower part of the working platform.

6. The multifunctional arch trolley arm according to claim 5, Features: The first supporting arm is provided with reinforcing ribs.

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