Crane maintenance frame

Abstract

The utility model discloses a crane maintenance frame, and relates to the technical field of maintenance frames. Comprising a base block, a lifting module is arranged on the base block, a working module is arranged on the lifting module, a stabilizing module is arranged on the outer side of the lifting module, a supporting module is arranged at the bottom of the lifting module, the base block is of a structure of the supporting module, and the working module comprises a working frame arranged above the base block; the stabilizing module comprises a connecting block fixed to the outer side of the working frame, a supporting groove is formed in the connecting block, a cover body is hinged to the outer side of the connecting block, and a rotating frame rod is arranged in the supporting groove. Through the arrangement of the stabilizing module, after the maintenance rack stops rising, the rotating frame rod is controlled to rotate in the supporting groove of the connecting block, so that the whole supporting rod is outwards opened by a proper angle, and meanwhile, the telescopic rod is stretched until the supporting rod is in contact with the ground; and it is guaranteed that the whole supporting rod plays a role in stably supporting the maintenance rack.

Description

Technical Field

[0001] The utility model relates to the technical field of maintenance racks, in particular to a crane maintenance rack. Background Art

[0002] A crane refers to a machine that hangs heavy objects with a hook or other lifting devices and performs cyclic operations such as lifting and moving in space. It is widely used in industries such as construction, manufacturing, logistics, and ports. When maintenance personnel need to repair a crane, a maintenance rack is required for different heights of the crane.

[0003] There is a defect in an existing bridge crane maintenance rack (authorization announcement number: CN218698632U): The above-mentioned maintenance rack is convenient for quickly moving the device to the required position and quickly fixing and installing it, which is convenient for personnel to operate. However, when the above-mentioned and some existing maintenance racks need to perform lifting operations, there is no certain auxiliary support, which is likely to reduce the overall stability of the maintenance rack, thus affecting the use effect of the maintenance rack. Therefore, this utility model is proposed. Content of the Utility Model

[0004] The purpose of the utility model is to provide a crane maintenance rack to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A crane maintenance rack includes a base block, an elevation module is arranged on the base block, a working module is arranged on the elevation module, a stability module is arranged outside the elevation module, and a support module is arranged at the bottom of the elevation module. The base block is the structure of the support module. The working module includes a working frame arranged above the base block. The stability module includes a connecting block fixed outside the working frame. A support groove is opened in the connecting block. A cover body is hinged outside the connecting block. A rotating frame rod is arranged in the support groove. A connecting U-rod is fixed at the bottom of the rotating frame rod. A support rod is inserted into the connecting U-rod. The support rod and the connecting U-rod are connected with a telescopic rod.

[0006] Preferably, the support module further includes a fixed U-shaped plate fixed on the base block. A baffle is arranged on the front surface of the fixed U-shaped plate. Positioning vertical rods are symmetrically inserted at both ends of the baffle. A rotating stop rod is rotatably arranged at the top of the positioning vertical rod. The bottom end of the positioning vertical rod is fixed to the fixed U-shaped plate. Through holes adapted to the positioning vertical rod and the rotating stop rod are opened on the baffle. A plurality of rolling wheels are evenly fixed on the bottom surface of the base block. The elevation module includes a placing U-shaped plate arranged on the inner wall of the fixed U-shaped plate. A bottom plate is fixed on the bottom surface of the placing U-shaped plate. A plurality of sliding blocks are equidistantly fixed on the bottom surface of the bottom plate.

[0007] Preferably, a chute adapted to the sliding block is provided on the base block. A first sliding U-shaped plate is slidably disposed on the inner wall of the placing U-shaped plate. A second sliding U-shaped plate is slidably disposed on the inner wall of the first sliding U-shaped plate. A sliding frame plate is slidably disposed on the inner wall of the second sliding U-shaped plate. A top cover plate is fixed to the top end of the sliding frame plate. A hydraulic rod is connected between the top cover plate and the bottom plate.

[0008] Preferably, limiting through holes are symmetrically formed on the side plates of the placing U-shaped plate, the first sliding U-shaped plate, and the second sliding U-shaped plate. Limiting blocks adapted to the limiting through holes are correspondingly fixed on the outer walls of the first sliding U-shaped plate, the second sliding U-shaped plate, and the sliding frame plate.

[0009] Preferably, the working module further includes a sliding strip plate disposed on the working frame. The working frame is disposed on the top cover plate. First arched plates adapted to be inserted into the working frame are fixed to the bottom surfaces of both ends of the sliding strip plate. A placing box is disposed on the sliding strip plate. A second arched plate adapted to the sliding strip plate is fixed to the bottom surface of the placing box.

[0010] Preferably, inserting plates are fixed to the four corners of the bottom surface of the working frame. Insertion holes adapted to the inserting plates are formed on the top cover plate. Vertical plates fixed to the bottom surface of the top cover plate are disposed outside the inserting plates. Locking rods are locked between the inserting plates and the vertical plates at the two side positions.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] For this crane repair rack, through the setting of the stability module, after the repair rack is raised and stopped, the rotating frame rod is controlled to rotate in the supporting groove of the connecting block, so that the whole supporting rod opens outwards at an appropriate angle. At the same time, the telescopic rod is stretched until the supporting rod contacts the ground, ensuring that the whole supporting rod plays a role in supporting and stabilizing the repair rack. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is the first three-dimensional structural schematic diagram of the present utility model;

[0014] Figure 2 is the second three-dimensional structural schematic diagram of the present utility model;

[0015] Figure 3 is the cross-sectional view of the present utility model;

[0016] Figure 4 is the three-dimensional split structural schematic diagram of a part of the structure of the present utility model.

[0017] In the figure: 1. Base block; 101. Fixed U-shaped plate; 102. Baffle; 103. Positioning vertical rod; 104. Rotating stop lever; 2. Placing U-shaped plate; 201. Bottom plate; 202. Sliding block; 203. First sliding U-shaped plate; 204. Second sliding U-shaped plate; 205. Sliding frame plate; 206. Top cover plate; 207. Hydraulic rod; 208. Limit block; 209. Limit through hole; 3. Working frame; 301. Insertion plate; 302. Locking rod; 4. Sliding strip plate; 401. Placing box; 5. Connecting block; 501. Rotating frame rod; 502. Connecting U-rod; 503. Support rod; 504. Telescopic rod. Detailed implementation manner

[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0019] During the use of the crane, a maintenance rack needs to be used. The maintenance rack provided by the present invention is specifically used to provide a certain support and stability for the overall maintenance rack when it is in a relatively high position. The setting of multiple modules ensures that the maintenance rack is convenient for installation and disassembly operations. During the use of this maintenance rack, it needs to be prepared for installation and other preparatory work in advance to ensure the normal use of this maintenance rack.

[0020] As Figures 1 - 4 shown, the present invention provides a technical solution: a crane maintenance rack, including a base block 1, an elevation module is arranged on the base block 1, a working module is arranged on the elevation module, a stability module is arranged outside the elevation module, and a support module is arranged at the bottom of the elevation module. The base block 1 is the structure of the support module. The working module includes a working frame 3 arranged above the base block 1. The stability module includes a connecting block 5 fixed outside the working frame 3. A support groove is formed in the connecting block 5. A cover body is hinged outside the connecting block 5. A rotating frame rod 501 is arranged in the support groove. A connecting U-rod 502 is fixed at the bottom of the rotating frame rod 501. A support rod 503 is inserted into the connecting U-rod 502. The support rod 503 and the connecting U-rod 502 are connected with a telescopic rod 504.

[0021] In an embodiment, the support module further includes a fixed U-shaped plate 101 fixed on the base block 1. A baffle 102 is provided on the front surface of the fixed U-shaped plate 101. Positioning vertical rods 103 are symmetrically inserted at both ends of the baffle 102. A rotating stop rod 104 is rotatably provided at the top end of the positioning vertical rod 103. The bottom end of the positioning vertical rod 103 is fixed to the fixed U-shaped plate 101. Through holes adapted to the positioning vertical rod 103 and the rotating stop rod 104 are provided on the baffle 102. A plurality of rolling wheels are evenly fixed on the bottom surface of the base block 1. The lifting module includes a placing U-shaped plate 2 provided on the inner wall of the fixed U-shaped plate 101. A bottom plate 201 is fixed to the bottom surface of the placing U-shaped plate 2. A plurality of sliding blocks 202 are equidistantly fixed to the bottom surface of the bottom plate 201. Among them, the baffle 102 is used to limit the position of the whole placing U-shaped plate 2.

[0022] In an embodiment, a chute adapted to the sliding block 202 is provided on the base block 1. A first sliding U-shaped plate 203 is slidably provided on the inner wall of the placing U-shaped plate 2. A second sliding U-shaped plate 204 is slidably provided on the inner wall of the first sliding U-shaped plate 203. A sliding frame plate 205 is slidably provided on the inner wall of the second sliding U-shaped plate 204. A top cover plate 206 is fixed to the top end of the sliding frame plate 205. A hydraulic rod 207 is connected between the top cover plate 206 and the bottom plate 201. Among them, the hydraulic rod 207 is a prior art, and the telescopic rod 504 is an electric telescopic rod of the prior art.

[0023] In an embodiment, limiting through holes 209 are symmetrically provided on the side plates of the placing U-shaped plate 2, the first sliding U-shaped plate 203 and the second sliding U-shaped plate 204. Limiting blocks 208 adapted to the limiting through holes 209 are correspondingly fixed on the outer walls of the first sliding U-shaped plate 203, the second sliding U-shaped plate 204 and the sliding frame plate 205. Among them, the limiting blocks 208 and the limiting through holes 209 play a role in lifting limit.

[0024] In an embodiment, the working module further includes a sliding strip plate 4 provided on the working frame 3. The working frame 3 is provided on the top cover plate 206. First arched plates adapted to be inserted into the working frame 3 are fixed to the bottom surfaces at both ends of the sliding strip plate 4. A placing box 401 is provided on the sliding strip plate 4. A second arched plate adapted to the sliding strip plate 4 is fixed to the bottom surface of the placing box 401. Among them, the placing box 401 is used to place tool parts.

[0025] In an embodiment, inserting plates 301 are fixed at the four corners of the bottom surface of the working frame 3, jacks adapted to the inserting plates 301 are formed on the top cover plate 206, vertical plates fixed to the bottom surface of the top cover plate 206 are arranged on the outer sides of the inserting plates 301, and locking rods 302 are locked between the inserting plates 301 and the vertical plates at the two side positions. Among them, the locking rods 302 are screwed to the vertical plates and the inserting plates 301. Through the setting of the stability module, after the lifting of the maintenance rack stops, the rotating frame rod 501 is controlled to rotate in the support groove of the connecting block 5, so that the whole support rod 503 opens outward at an appropriate angle. At the same time, the telescopic rod 504 is stretched until the support rod 503 contacts the ground, ensuring that the whole support rod 503 plays a role in supporting and stabilizing the maintenance rack.

[0026] Working principle: When using this maintenance rack, the lifting module, the working module and the stability module are installed. After the installation is completed, the hydraulic rod 207 is controlled to stretch, so that the top cover plate 206, the sliding frame plate 205 and the whole working module rise. During the stretching process of the hydraulic rod 207, the sliding frame plate 205, the second sliding U-shaped plate 204 and the first sliding U-shaped plate 203 rise in sequence. After the rising is completed, the connecting U-rod 502 and the whole support rod 503 rotate outward at an appropriate angle, and the telescopic rod 504 is controlled to stretch until the support rod 503 is obliquely supported on the ground to support the maintenance rack.

[0027] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended embodiments and their equivalents.

Claims

1. A crane maintenance stand, comprising a base block (1), characterized in that: A lifting module is provided on the base block (1), a working module is provided on the lifting module, a stabilizing module is provided outside the lifting module, and a supporting module is provided at the bottom of the lifting module. The base block (1) is the structure of the supporting module. The working module includes a working frame (3) arranged above the base block (1). The stabilizing module includes a connecting block (5) fixed outside the working frame (3). A supporting groove is formed inside the connecting block (5). A cover body is hinged outside the connecting block (5). A rotating frame rod (501) is arranged inside the supporting groove. A connecting U-rod (502) is fixed at the bottom of the rotating frame rod (501). A supporting rod (503) is inserted into the connecting U-rod (502). The supporting rod (503) and the connecting U-rod (502) are connected by a telescopic rod (504).

2. The crane maintenance rack according to claim 1, wherein: The supporting module further includes a fixed U-shaped plate (101) fixed on the base block (1). A baffle (102) is arranged on the front surface of the fixed U-shaped plate (101). Positioning vertical rods (103) are symmetrically inserted at both ends of the baffle (102). A rotating stop rod (104) is rotatably arranged at the top end of the positioning vertical rod (103). The bottom end of the positioning vertical rod (103) is fixed to the fixed U-shaped plate (101). Through holes adapted to the positioning vertical rod (103) and the rotating stop rod (104) are formed on the baffle (102). A plurality of rolling wheels are evenly fixed on the bottom surface of the base block (1). The lifting module includes a placing U-shaped plate (2) arranged on the inner wall of the fixed U-shaped plate (101). A bottom plate (201) is fixed to the bottom surface of the placing U-shaped plate (2). A plurality of sliding blocks (202) are equidistantly fixed to the bottom surface of the bottom plate (201).

3. The crane repair stand according to claim 2, wherein: A chute adapted to the sliding block (202) is formed on the base block (1). A first sliding U-shaped plate (203) is slidably arranged on the inner wall of the placing U-shaped plate (2). A second sliding U-shaped plate (204) is slidably arranged on the inner wall of the first sliding U-shaped plate (203). A sliding frame plate (205) is slidably arranged on the inner wall of the second sliding U-shaped plate (204). A top cover plate (206) is fixed to the top end of the sliding frame plate (205). A hydraulic rod (207) is connected between the top cover plate (206) and the bottom plate (201).

4. The crane repair stand according to claim 3, characterized in that: Limiting through holes (209) are symmetrically formed on the side plates of the placing U-shaped plate (2), the first sliding U-shaped plate (203), and the second sliding U-shaped plate (204). Limiting blocks (208) adapted to the limiting through holes (209) are correspondingly fixed on the outer walls of the first sliding U-shaped plate (203), the second sliding U-shaped plate (204), and the sliding frame plate (205).

5. A crane repair stand according to claim 4, characterized in that: The working module further includes a sliding strip plate (4) arranged on the working frame (3). The working frame (3) is arranged on the top cover plate (206). First arched plates adapted to be inserted into the working frame (3) are fixed to the bottom surfaces of both ends of the sliding strip plate (4). A placing box (401) is arranged on the sliding strip plate (4). A second arched plate adapted to the sliding strip plate (4) is fixed to the bottom surface of the placing box (401).

6. The crane maintenance rack according to claim 5, wherein: The bottom corners of the working frame (3) are fixedly provided with insertion plates (301), the top cover plate (206) is provided with insertion holes adapted to the insertion plates (301), vertical plates fixedly connected to the bottom surface of the top cover plate (206) are arranged on the outer sides of the insertion plates (301), and locking rods (302) are locked between the insertion plates (301) and the vertical plates at the two side positions.

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