Walking frame of coal mining machine

Abstract

The utility model belongs to the field of mining equipment, and discloses a walking frame of a coal mine mining machine, which comprises a supporting device used for supporting, moving and supporting the mining machine in a dispersed and unfolded manner after being lifted, and driving devices used for synchronously driving the supporting device to be dispersed and unfolded from the front side and the rear side are mounted on the front side and the rear side of the supporting device. And two lifting devices for lifting the mining machinery from four points are symmetrically arranged on the two sides of the upper surface of the supporting device. According to the walking frame of the coal mine mining machine, by means of the arrangement that the supports are scattered and unfolded after the mining machine is hoisted, the mining machine is supported from the bottom after being hoisted, the mining machine is automatically carried to the walking frame, and use is convenient; through the arrangement of four-point hoisting, the mining machinery is hoisted from four corners of the mining machinery, so that the hoisting stability is improved; through the arrangement of the dispersive unfolding supports, the supporting rods are arranged in the direction of the mine tunnel, the width of the device cannot be increased, and the device better adapts to the narrow mine tunnel.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of mining equipment, especially a kind of walking frame of coal mining machinery. BACKGROUND

[0002] Coal mine is the reasonable space that human excavates when excavating coal-rich geological layer, usually including roadway and well and mining face etc., coal is the most main solid fuel, is combustible organic rock, it is by certain geologic era growth flourishing plant, in suitable geological environment, gradually pile up into thick layer, and bury in water bottom or silt, after long geologic era natural coalification and form, staff needs to move its mechanical equipment when mining, walking frame will be used.

[0003] Contrast the authorized announcement No.CN215761658U of Chinese patent, a kind of walking frame of coal mining machinery is disclosed, including frame one, guardrail, frame two, wherein the top of frame one both sides are fixedly connected with guardrail, and the side end of frame one is fixedly connected with frame two, provided with recess, the top of guardrail both sides are provided with recess, the recess is inserted and movably connected with grounding assembly, the guardrail is fixedly connected with protective frame at the end opposite to frame one, the grounding assembly includes connecting plate, buckle, connecting rod, screw rod and drill bit, wherein connecting plate is provided with buckle at the end away from frame one, and connecting plate is fixedly connected with the connecting rod of symmetrical distribution at the end close to frame one, the connecting rod is fixedly connected with screw rod at the end opposite to connecting plate by screw connection, the bottom of screw rod is fixedly connected with drill bit.

[0004] The above-mentioned patent needs external equipment to carry mining machinery to walking frame when using, and the space in mine is generally small, so it is inconvenient to use. Therefore, a new device needs to be designed. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of walking frame of coal mining machinery to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of walking frame of coal mining machinery, including the support device for supporting movement and lifting and then dispersing and supporting mining machinery, the support device front and rear sides are provided with driving device for driving dispersion and expansion from front and rear sides synchronously, two lifting devices for lifting mining machinery from four points are symmetrically arranged on the upper side of the support device;

[0008] The support device includes a moving assembly, a supporting assembly is installed on the moving assembly, and a reinforcing assembly is installed at one end of the supporting assembly.

[0009] The driving device comprises two symmetrical slide rails, a sliding block is installed on the slide rails, a driving plate is arranged between the two sliding blocks, a screw rod is arranged at the center of the sliding block, a synchronous wheel is installed at one end of the screw rod, a synchronous belt is installed between the two synchronous wheels, and a motor is installed at the end of the screw rod away from the synchronous wheel in front

[0010] The lifting device comprises a portal frame, two hoisting assemblies are symmetrically arranged on the top of the portal frame.

[0011] Further, the moving assembly comprises a support plate, four rollers are uniformly arranged at the four corners of the lower surface of the support plate.

[0012] Further, the supporting assembly comprises a support rail, a plurality of support rods are slidably installed in the support rail, two scissor type telescopic frames are symmetrically arranged on the front and back sides of the support rod, and one end of the scissor type telescopic frame is fixedly connected with the support rail.

[0013] Further, the reinforcing assembly comprises two symmetrical rotating clamps, a plug rod is plug-in installed on the rotating clamp, and a rotating rod is rotatably installed outside the plug rod in the rear.

[0014] Further, the driving plate is fixedly connected with the support rod in contact with the driving plate.

[0015] Further, the hoisting assembly comprises a crane, a lifting rope is installed on the crane, and a lifting hook is arranged at the bottom of the lifting rope.

[0016] Compared with the prior art, the beneficial effects are:

[0017] 1. By arranging the dispersed and expanded support after lifting the mining machinery, the mining machinery is supported from the bottom after being lifted, and is automatically transported on the walking frame, which is convenient to use.

[0018] 2. By arranging the four-point lifting, the mining machinery is lifted from the four corners, thereby improving the stability of lifting.

[0019] 3. By arranging the dispersed and expanded support, the support rod is arranged along the direction of the mine, so that the width of the device is not widened, and the narrow mine is better adapted. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structural schematic view of the walking frame of the coal mining machinery.

[0021] Figure 2 is a front view of the supporting device of the walking frame of the coal mining machinery.

[0022] Figure 3Is the driving device schematic view of the walking frame of the coal mining machinery of the utility model.

[0023] Figure 4 Is the lifting device schematic view of the walking frame of the coal mining machinery of the utility model.

[0024] In the drawing mark: 101, support plate; 102, gyro wheel; 103, support rail; 104, support pole; 105, shearing telescopic frame; 106, rotating clamp; 107, insert pole; 108, rotating pole; 201, slide rail; 202, screw rod; 203, sliding block; 204, driving plate; 205, motor; 206, synchronous wheel; 207, synchronous belt; 301, portal frame; 302, crane; 303, lifting rope; 304, lifting hook. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0026] Please refer to Figures 1-4 A walking frame of coal mining machinery, including support device for supporting movement and lifting after dispersing and unfolding support mining machinery, the support device is installed with driving device for driving dispersion and unfolding from front and back two sides on front and back two sides, two lifting devices for lifting mining machinery from four points are symmetrically arranged on the upper surface of the support device.

[0027] In the embodiment, the supporting device comprises a moving assembly, a supporting assembly is installed on the moving assembly, a reinforcing assembly is installed at one end of the supporting assembly, the moving assembly comprises a supporting plate 101, four rollers 102 are evenly arranged at four corners of the bottom of the supporting plate 101, the supporting assembly comprises a supporting rail 103, a plurality of supporting rods 104 are slidingly installed in the supporting rail 103, two scissor type telescopic frames 105 are symmetrically arranged at the front and back of the supporting rod 104, one end of the scissor type telescopic frame 105 is fixedly connected with the supporting rail 103, the reinforcing assembly comprises two rotating clamps 106 which are symmetrically arranged front and back, a plug rod 107 is plug-in installed on the rotating clamp 106, a rotating rod 108 is rotatably installed outside the rear plug rod 107, in use, the equipment is moved to the surroundings of the mining machinery under the support of the rollers 102 and the supporting plate 101, after the lifting device hoists it, the driving device drives the synchronous movement of the supporting rod 104 fixedly connected therewith, so that the synchronous scissor type telescopic frame 105 synchronously pulls other supporting rods 104 to synchronously slide along the supporting rail 103, and then the mining machinery is dispersedly unfolded downward, then the crane 302 is controlled to lower the mining machinery, and the mining machinery is placed on the supporting rod 104, finally, the front plug rod 107 is pulled out, the rotating rod 108 is rotated forward around the rear plug rod 107 under the support of the rear rotating clamp 106, one end of the rotating rod 108 away from the rear rotating clamp 106 is rotated into the front rotating clamp 106, and the rotating rod 108 is inserted into the plug rod 107 to be fixed, so that the opening of the supporting rail 103 is enclosed, and the stability of transportation is improved.

[0028] In the embodiment, the driving device comprises two slide rails 201 which are symmetrically arranged front and back, a sliding block 203 is slidingly installed on the slide rail 201, a driving plate 204 is arranged between the two sliding blocks 203, a lead screw 202 is arranged at the center position of the sliding block 203, a synchronous wheel 206 is installed at one end of the lead screw 202, a synchronous belt 207 is installed between the two synchronous wheels 206, a motor 205 is installed at the end of the front lead screw 202 away from the synchronous wheel 206, the supporting rod 104 in contact with the driving plate 204 is fixedly connected, the motor 205 drives the front lead screw 202 to rotate through the synchronous wheel 206 and the synchronous belt 207, so as to drive the rear lead screw 202 to rotate, thereby driving the two sliding blocks 203 to drive the driving plate 204 to move along the slide rail 201, and the driving plate 204 drives the synchronous movement of the supporting rod 104 fixedly connected therewith.

[0029] In the embodiment, the lifting device comprises a portal frame 301, two hoisting assemblies are symmetrically arranged front and back at the top of the portal frame 301, the hoisting assembly comprises a crane 302, a lifting rope 303 is installed on the crane 302, a lifting hook 304 is arranged at the bottom of the lifting rope 303, the mining machinery is arranged between the four lifting hooks 304, then the lifting hooks 304 are hooked on the mining machinery from the four corners, and the portal frame 301 supports the crane 302 to drive the winding of the lifting rope 303, and the mining machinery is hoisted upward from the four corners through the lifting hooks 304.

[0030] Working principle: when using, the device is moved around the mining machinery under the support of the rollers 102 and the support plate 101, and the mining machinery is located between the four hooks 304, then the hooks 304 hook the mining machinery from the four corners, and the gantry 301 supports the crane 302 to drive the hoisting rope 303 to be wound, the mining machinery is hoisted upwards from the four corners through the hooks 304, when the bottom of the mining machinery is higher than the support rod 104, the motor 205 drives the front lead screw 202 to rotate through the synchronous wheel 206 and the synchronous belt 207, thereby driving the two sliding blocks 203 to drive the driving plate 204 to move along the slide rail 201, the driving plate 204 drives the support rod 104 fixed thereto to move synchronously, thereby synchronously driving the other support rods 104 to slide along the support rail 103, and the mining machinery is dispersed and expanded downwards, then the crane 302 is controlled to lower the mining machinery, and the mining machinery is placed on the support rod 104, finally the front inserting rod 107 is pulled out, the rotating rod 108 is rotated forward around the rear inserting rod 107 under the support of the rear rotating clamp 106, the end of the rotating rod 108 away from the rear rotating clamp 106 is rotated into the front rotating clamp 106, and the rotating rod 108 is inserted into the inserting rod 107 to be fixed, thereby closing the opening of the support rail 103, and the stability of transportation is improved.

[0031] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A walking frame of a coal mining machine, characterized by: The application discloses a support device for supporting a mobile and hoisted back dispersion expansion support mining machine, drive devices for synchronously driving dispersion expansion from front and back sides are installed on both sides of the support device, and lifting devices for hoisting the mining machine from four points are symmetrically arranged on the upper surface of the support device. The support device comprises a moving assembly, a supporting assembly is installed on the moving assembly, and a reinforcing assembly is installed at one end of the supporting assembly. The drive device comprises two symmetrically arranged slide rails (201), slide blocks (203) are slidably installed on the slide rails (201), a drive plate (204) is arranged between the two slide blocks (203), a screw rod (202) is arranged at the center position of the slide block (203), a synchronous wheel (206) is installed at one end of the screw rod (202), a synchronous belt (207) is installed between the two synchronous wheels (206), and a motor (205) is installed at the end of the screw rod (202) far away from the synchronous wheel (206). The lifting device comprises a portal frame (301), and two hoisting assemblies are symmetrically arranged on the top of the portal frame (301).

2. The walking frame of a coal mining machine according to claim 1, characterized in that: The moving assembly comprises a support plate (101), and four rollers (102) are uniformly arranged at the four corners of the lower surface of the support plate (101).

3. The walking frame of a coal mining machine according to claim 1, characterized in that: The supporting assembly comprises a support rail (103), a plurality of support rods (104) are slidably installed in the support rail (103), two scissor type telescopic frames (105) are symmetrically arranged at the front and back sides of the support rod (104), and one end of the scissor type telescopic frame (105) is fixedly connected with the support rail (103).

4. The walking frame of a coal mining machine according to claim 1, characterized in that: The reinforcing assembly comprises two symmetrically arranged rotating clamps (106), a plug rod (107) is plug-in installed on the rotating clamp (106), and a rotating rod (108) is rotatably installed outside the plug rod (107).

5. The walking frame of a coal mining machine according to claim 3, wherein: The drive plate (204) is fixedly connected with the support rod (104) in contact with the drive plate (204).

6. The walking frame of a coal mining machine according to claim 1, characterized in that: The hoisting assembly comprises a crane (302), a lifting rope (303) is installed on the crane (302), and a lifting hook (304) is arranged at the bottom of the lifting rope (303).

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