Lifting coal mine maintenance platform with stable limiting function

Abstract

The utility model belongs to the field of lifting maintenance platforms, and particularly relates to a stable limiting lifting coal mine maintenance platform. The technical problems that when coal mine equipment is overhauled, the device is inconvenient to quickly change into a static state, and a lifting table is prone to shaking during height lifting are solved. According to the technical scheme, the stable limiting lifting coal mine maintenance platform comprises a sliding assembly; the device further comprises a limiting assembly, a power assembly, a lifting table assembly and a stabilizing assembly. A motor is started, an output shaft of the motor drives a second gear to rotate, the outer wall of the second gear is meshed with the outer wall of a first gear, when the second gear rotates, the first gear can drive a stud at the upper end to rotate, and when the stud rotates, a platform can move up and down on the outer wall of a limiting frame; a limiting frame on the bearing table is matched with a second limiting groove, so that the lifting stability of the device is improved; the problem that a lifting table is prone to shaking during height lifting is solved.

Description

Technical Field

[0001] The utility model belongs to the field of lifting and repairing platforms, and in particular relates to a lifting and repairing platform for coal mines with stable limiting position. Background Art

[0002] There are various equipment and machinery in coal mines. In order to maintain their normal operation and safety, these equipment need to be maintained and inspected regularly. Maintenance personnel usually use coal mine maintenance platforms to inspect the equipment. These platforms have height-adjustable functions to adapt to the height requirements of different equipment. However, when inspecting coal mine equipment, it is not convenient to quickly put the device into a static state, resulting in sliding during work. In addition, shaking during the lifting process may cause the platform to tip over, which can easily cause safety risks. Utility Model Content

[0003] In order to overcome the problem that it is inconvenient to quickly put the device into a static state during the use of the lifting maintenance platform, and the lifting platform is prone to shaking when the height is raised or lowered.

[0004] The technical solution of the utility model is: a stable and limited lifting coal mine maintenance platform, including a sliding component; also including a limiting component, a power component, a lifting platform component and a stabilizing component; the sliding component is provided with a limiting component for limiting; the limiting component is provided with a power component for providing power; the limiting component is provided with a lifting platform component for carrying people; the sliding component is provided with a stabilizing component for stability.

[0005] Preferably, the device is pushed under the equipment that needs maintenance. If the ground is uneven, the stabilization component is turned on to support the device. The maintenance personnel stand on the lifting platform component and turn on the power component to make the lifting platform component move up and down on the limit component through the power component, so that the maintenance personnel can reach the height where they can carry out maintenance work. This solves the safety problem of it being inconvenient to quickly change the device to a static state and the lifting platform being prone to shaking and causing rollover when the lifting height is increased.

[0006] Preferably, the sliding assembly includes a shell, a first groove body, a roller, a first limiting groove and a second groove body; the lower end of the inner wall of the shell is penetrated by a first groove body and a first limiting groove that are evenly distributed; the inner wall of the first groove body is penetrated by a second groove body; the inner wall of the first groove body is rotatably provided with a roller, and the shell can slide on the ground through the roller.

[0007] Preferably, the limiting assembly includes a supporting platform, a limiting frame, a third slot body, a fourth slot body and a fifth slot body; the supporting platform is fixedly connected to the inner wall of the shell; the upper end of the supporting platform is fixedly connected to the limiting frame; the upper end of the supporting platform is provided with a third slot body and a fourth slot body; the lower end of the supporting platform is provided with a fifth slot body; the third slot body and the stud are interconnected, and the limiting frame on the supporting platform can limit the subsequent lifting work, while also ensuring the stability of the device during lifting.

[0008] Preferably, the power assembly includes a first gear, a motor, a second gear and a stud; the first gear is rotatably installed on the inner wall of the third slot body; the upper end of the first gear is fixedly connected to the stud; the lower end of the support platform is fixedly connected to the motor; the output shaft of the motor extends through the support platform to the inner wall of the fourth slot body, where the second gear is fixedly connected; the outer wall of the first gear is meshed with the outer wall of the second gear, and by turning on the motor, the output shaft of the motor drives the second gear to rotate, and the outer wall of the second gear is meshed with the outer wall of the first gear. When the second gear rotates, the first gear will drive the stud at the upper end to rotate.

[0009] Preferably, the lifting platform assembly includes a platform, a second limit groove, a guardrail and a screw groove; the platform is movably arranged on the outer wall of the limit frame; the upper end of the platform is fixedly connected with an evenly distributed guardrail; the upper end of the platform is penetrated by a second limit groove and a screw groove; the inner wall of the second limit groove fits the outer wall of the limit frame; the screw groove is adapted to the stud, and the screw groove opened on the platform is threadedly connected to the stud, and when the stud rotates, the platform will move up and down on the outer wall of the limit frame, and the guardrail can protect the surroundings of the platform.

[0010] Preferably, the stabilization component includes a fixed block, a limiting column, a sixth slot body and an electric cylinder; the lower end of the fifth slot body is fixedly connected to the electric cylinder; the output shaft of the electric cylinder is fixedly connected to the fixed block; the upper end of the fixed block is in contact with the lower end of the shell; the upper end of the fixed block is penetrated by a sixth slot body; the inner wall of the sixth slot body and the inner wall of the first slot body are in the same plane; the upper end of the fixed block is fixedly connected to a symmetrical limiting column; the limiting column is adapted to the first limiting slot, and when the ground is uneven, the electric cylinder is turned on, so that the output shaft of the electric cylinder drives the fixed block to move downward, so that the lower end of the fixed block is in contact with the ground, and at the same time the outer wall of the roller does not contact the ground, ensuring that the device is in a stable state on the fixed block.

[0011] Preferably, the shell and the fixing block are made of stainless steel; the end of the guardrail away from the stud is ten centimeters away from the frame-shaped inner wall at the upper end of the limit frame; this can prevent the guardrail from colliding with the limit frame during the lifting platform's ascent.

[0012] Beneficial effects of the utility model:

[0013] 1. By turning on the motor, the output shaft of the motor drives the second gear to rotate, and the outer wall of the second gear meshes with the outer wall of the first gear. When the second gear rotates, the first gear drives the upper stud to rotate. When the stud rotates, the platform moves up and down on the outer wall of the limit frame. The limit frame on the bearing platform is adapted to the second limit groove, which improves the stability of the device during lifting and lowering, and solves the problem that the lifting platform is prone to shaking when lifting and lowering.

[0014] 2. When the ground is uneven, turn on the electric cylinder so that the output shaft of the electric cylinder drives the fixed block to move downward, so that the lower end of the fixed block fits the ground, and the outer wall of the roller does not contact the ground, ensuring that the lifting platform device is stationary on the ground;

[0015] 3. Counterweighting the bottom of the lifting platform device through the shell and the fixed block can prevent the center of the device from shifting, thereby causing dumping safety problems. The guardrail can protect the surrounding area of ​​the platform. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 Shown is a three-dimensional structural schematic diagram of a stable and limited lifting coal mine maintenance platform of the utility model;

[0017] Figure 2 Shown is a three-dimensional structural schematic diagram of a sliding assembly of a stable and limited lifting coal mine maintenance platform of the utility model;

[0018] Figure 3 Shown is a three-dimensional structural schematic diagram of a limit assembly and a power assembly of a stable limit lifting coal mine maintenance platform of the utility model;

[0019] Figure 4 The three-dimensional structure diagram of the bottom view of the limit assembly and the power assembly of a stable limit lifting coal mine maintenance platform of the utility model is shown;

[0020] Figure 5 Shown is a three-dimensional structural schematic diagram of a lifting platform assembly of a stable and limited lifting coal mine maintenance platform of the utility model;

[0021] Figure 6 What is shown is a three-dimensional structural schematic diagram of a stabilizing component of a stable and limited lifting coal mine maintenance platform of the utility model.

[0022] The marks in the accompanying drawings are: 1-sliding assembly, 101-housing, 102-first slot, 103-roller, 104-first limiting slot, 105-second slot, 2-limiting assembly, 201-carrying platform, 202-limiting frame, 203-third slot, 204-fourth slot, 205-fifth slot, 3-power assembly, 301-first gear, 302-motor, 303-second gear, 304-studding, 4-lifting platform assembly, 401-platform, 402-second limiting slot, 403-guardrail, 404-screw groove, 5-stabilizing assembly, 501-fixing block, 502-limiting column, 503-sixth slot, 504-electric cylinder. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0024] See also Figure 1 The utility model provides an embodiment: a stable and limited lifting coal mine maintenance platform, including a sliding component 1; also including a limiting component 2, a power component 3, a lifting platform component 4 and a stabilizing component 5; the sliding component 1 is provided with a limiting component 2 for limiting; the limiting component 2 is provided with a power component 3 for providing power; the limiting component 2 is provided with a lifting platform component 4 for carrying people; the sliding component 1 is provided with a stabilizing component 5 for stability.

[0025] See also Figure 2 In this embodiment, the sliding assembly 1 includes a shell 101, a first slot body 102, a roller 103, a first limiting groove 104 and a second slot body 105; the lower end of the inner wall of the shell 101 is penetrated by the first slot body 102 and the first limiting groove 104 that are evenly distributed; the inner wall of the first slot body 102 is penetrated by the second slot body 105; the inner wall of the first slot body 102 is rotatably provided with a roller 103.

[0026] See also Figure 3-4In this embodiment, the limiting assembly 2 includes a bearing platform 201, a limiting frame 202, a third slot body 203, a fourth slot body 204 and a fifth slot body 205; the inner wall of the shell 101 is fixedly connected to the bearing platform 201; the upper end of the bearing platform 201 is fixedly connected to the limiting frame 202; the upper end of the bearing platform 201 is provided with a third slot body 203 and a fourth slot body 204; the lower end of the bearing platform 201 is provided with a fifth slot body 205; the third slot body 203 and the stud 304 are connected to each other, and the power Component 3 includes a first gear 301, a motor 302, a second gear 303 and a stud 304; the first gear 301 is rotatably mounted on the inner wall of the third slot body 203; the stud 304 is fixedly connected to the upper end of the first gear 301; the motor 302 is fixedly connected to the lower end of the support platform 201; the output shaft of the motor 302 passes through the support platform 201 and extends to the inner wall of the fourth slot body 204, where the second gear 303 is fixedly connected; the outer wall of the first gear 301 is meshed with the outer wall of the second gear 303.

[0027] See also Figure 5 In this embodiment, the lifting platform assembly 4 includes a platform 401, a second limiting groove 402, a guardrail 403 and a screw groove 404; the outer wall of the limiting frame 202 is movably provided with the platform 401; the upper end of the platform 401 is fixedly connected with a uniformly distributed guardrail 403; the upper end of the platform 401 is penetrated by a second limiting groove 402 and a screw groove 404; the inner wall of the second limiting groove 402 is in contact with the outer wall of the limiting frame 202; the screw groove 404 is adapted to the stud 304.

[0028] See also Figure 6 In the present embodiment, the stabilizing assembly 5 comprises a fixing block 501, a limiting column 502, a sixth slot body 503 and an electric cylinder 504; the lower end of the fifth slot body 205 is fixedly connected to the electric cylinder 504; the output shaft of the electric cylinder 504 is fixedly connected to the fixing block 501; the upper end of the fixing block 501 is fitted with the lower end of the shell 101; the upper end of the fixing block 501 is penetrated by a sixth slot body 503; the inner wall of the sixth slot body 503 is in the same plane as the inner wall of the first slot body 102; the upper end of the fixing block 501 is fixedly connected to a symmetrical limiting column 502; the limiting column 502 is adapted to the first limiting slot 104, and the shell 101 and the fixing block 501 are made of stainless steel; the end of the guardrail 403 away from the stud 304 is ten centimeters away from the frame-shaped inner wall at the upper end of the limiting frame 202.

[0029] When the device needs to be kept stationary, the electric cylinder 504 is turned on, so that the output shaft of the electric cylinder 504 drives the fixing block 501 to move downward, so that the lower end of the fixing block 501 is in contact with the ground, and the outer wall of the roller 103 is not in contact with the ground, so as to ensure that the device is in a stationary state;

[0030] By turning on the motor 302, the output shaft of the motor 302 drives the second gear 303 to rotate, and the outer wall of the second gear 303 meshes with the outer wall of the first gear 301. When the second gear 303 rotates, the first gear 301 drives the upper stud 304 to rotate. When the stud 304 rotates, the platform 401 moves up and down on the outer wall of the limit frame 202. The guardrail 403 can protect the surrounding of the platform 401. The limit frame 202 on the load-bearing platform 201 can limit the subsequent lifting work, and also ensure the stability of the device during lifting;

[0031] By counterweighting the bottom of the lifting platform device through the shell 101 and the fixing block 501, it is possible to prevent the center of the device from shifting and causing a tipping safety problem.

[0032] Through the above steps, the device is pushed to the bottom of the equipment that needs maintenance. If the ground is uneven, turn on the stabilization component 5 to support the device. The maintenance personnel stand on the lifting platform component 4 and turn on the power component 3. The lifting platform component 4 is lifted up and down on the limit component 2 through the power component 3, so that the maintenance personnel can reach the height where maintenance work can be carried out, which solves the problem of being inconvenient to quickly change the device to a static state, and the safety problem of easy shaking when the lifting platform is raised and lowered, causing rollover.

[0033] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A stable limited lifting coal mine maintenance platform, comprising a sliding assembly (1); characterized in that: The sliding assembly (1) further comprises a limit assembly (2), a power assembly (3), a lifting platform assembly (4) and a stabilizing assembly (5); the sliding assembly (1) is provided with a limit assembly (2) for limiting; the limit assembly (2) is provided with a power assembly (3) for providing power; the limit assembly (2) is provided with a lifting platform assembly (4) for carrying people; the sliding assembly (1) is provided with a stabilizing assembly (5) for stabilizing; the sliding assembly (1) comprises a housing (101), a first slot body (102), a roller (103), a first limit slot (104) and a second slot body (105); a uniformly spaced groove (104) is formed through the lower end of the inner wall of the housing (101); The first trough body (102) and the first limiting groove (104) are distributed; the inner wall of the first trough body (102) is squatted and penetrated by a second trough body (105); the inner wall of the first trough body (102) is rotatably provided with a roller (103); the limiting assembly (2) comprises a bearing platform (201), a limiting frame (202), a third trough body (203), a fourth trough body (204) and a fifth trough body (205); the inner wall of the housing (101) is fixedly connected to the bearing platform (201); the upper end of the bearing platform (201) is fixedly connected to the limiting frame (202); the upper end of the bearing platform (201) is provided with a third trough body (203) and a fourth trough body (204) 04); a fifth slot (205) is provided at the lower end of the bearing platform (201); the third slot (203) and the stud (304) are interconnected, and the power assembly (3) comprises a first gear (301), a motor (302), a second gear (303) and a stud (304); the first gear (301) is rotatably mounted on the inner wall of the third slot (203); the stud (304) is fixedly connected to the upper end of the first gear (301); the motor (302) is fixedly connected to the lower end of the bearing platform (201); the output shaft of the motor (302) passes through the bearing platform (201) and extends to the inner wall of the fourth slot (204) to which the second gear is fixedly connected (303); the outer wall of the first gear (301) is meshed with the outer wall of the second gear (303); the lifting platform assembly (4) includes a platform (401), a second limiting groove (402), a guardrail (403) and a screw groove (404); the outer wall of the limiting frame (202) is movably provided with the platform (401); the upper end of the platform (401) is fixedly connected with the guardrail (403) which is evenly distributed; the upper end of the platform (401) is penetrated by a second limiting groove (402) and a screw groove (404); the inner wall of the second limiting groove (402) is in contact with the outer wall of the limiting frame (202); and the screw groove (404) is adapted to the stud (304).

2. A stable and limited lifting coal mine maintenance platform according to claim 1, characterized in that: The stabilizing assembly (5) comprises a fixed block (501), a limiting column (502), a sixth slot body (503) and an electric cylinder (504); the lower end of the fifth slot body (205) is fixedly connected to the electric cylinder (504); the output shaft of the electric cylinder (504) is fixedly connected to the fixed block (501); the upper end of the fixed block (501) is fitted with the lower end of the housing (101); the upper end of the fixed block (501) is penetrated by a sixth slot body (503); the inner wall of the sixth slot body (503) and the inner wall of the first slot body (102) are in the same plane; the upper end of the fixed block (501) is fixedly connected to a symmetrical limiting column (502); the limiting column (502) is matched with the first limiting slot (104).

3. The stable and limited lifting coal mine maintenance platform according to claim 2 is characterized by: The shell (101) and the fixing block (501) are made of stainless steel; the end of the guardrail (403) away from the stud (304) is ten centimeters away from the frame-shaped inner wall of the upper end of the limiting frame (202).

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