CN219316945U - Coal mining transportation support integrated equipment - Google Patents
Coal mining transportation support integrated equipment Download PDFInfo
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- CN219316945U CN219316945U CN202320218943.6U CN202320218943U CN219316945U CN 219316945 U CN219316945 U CN 219316945U CN 202320218943 U CN202320218943 U CN 202320218943U CN 219316945 U CN219316945 U CN 219316945U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model relates to coal mining and transportation support integrated equipment which comprises a box body, a coal mining machine tool bit, a scraper conveyor arranged in the box body and a pushing device for pushing the box body to move in the front-back direction; the cutter head of the coal mining machine is arranged on the sliding frame, and a guide rail which is connected with the sliding frame in a sliding way and a transverse moving driving mechanism which drives the sliding frame to move left and right are arranged on the box body; the coal inlet is formed in the bottom of the front side plate of the box body, the scraper chain of the scraper conveyor is closed along the circumferential direction and is positioned on a vertical plane, a stirring channel positioned behind the coal inlet is formed between the bottom edge of the scraper chain and the bottom plate of the box body, and a coal outlet opposite to the discharge end of the stirring channel is formed in the side plate of the box body. According to the utility model, the box body is arranged, so that the cutter head of the coal mining machine, the scraper chain conveyor, the supporting top cover and the pushing device form an integral structure, the coal mining, transportation and supporting integrated operation is realized, and the operation efficiency is greatly improved.
Description
Technical Field
The utility model relates to the technical field of coal mining, in particular to coal mining equipment, and specifically relates to coal mining and transportation supporting integrated equipment.
Background
Coal mine is one of the widely used resources, the mining technology of the coal mine is mature, and correspondingly, the equipment used for mining the coal mine is gradually perfected.
However, when the existing coal mining equipment works, the mining, transportation and supporting are respectively completed by different parts, coal layers are mined by using cutter heads of a coal mining machine, the mined coal materials are conveyed backwards out of a mining area by a scraper conveyor, then are conveyed outside a roadway by using a belt conveyor, and a hydraulic support is used for supporting a tunnel roof after the mining.
The equipment used in the mining mode is poor in integration, cannot realize integrated operation, particularly cannot move along with the mining machine, and when a roof is required to collapse, the hydraulic supports are required to be moved out one by one, so that the improvement of the operation efficiency is seriously influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the coal mining, transportation and supporting integrated equipment, which realizes the integration of coal mining, transportation and supporting and greatly improves the integrity of the equipment.
The utility model provides coal mining and transportation support integrated equipment, which comprises a box body provided with a top cover, a coal cutter head positioned in front of the box body, a scraper conveyor arranged in the box body and a pushing device for pushing the box body to move along the front-back direction, wherein the box body is provided with a top cover; the coal cutter head is arranged on the sliding frame, and the box body is provided with a guide rail which extends along the left-right direction and is in sliding connection with the sliding frame, and a transverse movement driving mechanism for driving the sliding frame to move left and right along the guide rail;
the coal inlet is formed in the bottom of the front side plate of the box body, the scraper chain of the scraper conveyor is closed along the circumferential direction and is positioned on a vertical plane, a material stirring channel positioned behind the coal inlet is formed between the bottom edge of the scraper chain and the bottom plate of the box body, and a coal outlet opposite to the discharge end of the material stirring channel is formed in the side plate of the box body.
According to the scheme, the box body is arranged, the installation carrier is provided for each part, the integrity of the equipment is improved, when the coal mining machine is used, the coal seam is cut and excavated through the cutter head of the coal mining machine, and the sliding frame is driven to move left and right along the guide rail through the transverse moving driving mechanism, so that the whole left and right movement of the cutter head of the coal mining machine is realized, and the excavation of the section of the coal seam is completed; pushing the box body to move forwards through the pushing device, enabling coal materials extracted by the coal mining machine to enter a stirring channel, and conveying the coal materials in the stirring channel out of the box body by utilizing rotation of a scraper chain; by providing a top cover, the roof is prevented from collapsing and damaging the components in the box.
As optimization, a plurality of hydraulic telescopic supports for driving the top cover of the box body to move vertically are also arranged in the box body. According to the optimization scheme, the hydraulic telescopic support is arranged, so that the top cover moves up and down, the roadway top plate above the box body is supported while mining, and damage to equipment caused by top plate slump is avoided.
As the optimization, the top cap includes first lid to and with first lid along fore-and-aft direction sliding connection's second lid, in the one end of second lid extends to first lid, installs the flexible hydraulic cylinder along fore-and-aft direction on the first lid, the one end that the hydraulic cylinder kept away from first lid is connected with the second lid. The top cover of this optimization scheme sets up to telescopic two parts, opens through the relative removal of hydraulic cylinder drive first lid and second lid, has increased the support area, has improved the supporting effect.
As the optimization, pusher jack includes horizontal pneumatic cylinder and vertical pneumatic cylinder, and vertical pneumatic cylinder is two-way extending structure, horizontal pneumatic cylinder extends along the fore-and-aft direction, and the front end and the box of horizontal pneumatic cylinder are connected, and the rear end and the cylinder body of vertical pneumatic cylinder of horizontal pneumatic cylinder are connected, and the supporting seat is installed respectively at the upper and lower both ends of vertical pneumatic cylinder. According to the optimization scheme, the upper supporting seat and the lower supporting seat are respectively jacked to the roadway top plate and the roadway bottom plate through the vertical hydraulic cylinder, so that the fixing of the vertical hydraulic cylinder is realized, the box body is pushed forward through the extension of the horizontal hydraulic cylinder, and the forward movement of equipment is realized.
The scheme also provides a coal mining method using the coal mining and transportation support integrated equipment, which comprises the following steps:
1. cutting coal from the coal seam by using a cutter head of the coal mining machine, driving the whole cutter head of the coal mining machine to move in the left-right direction by using a transverse driving mechanism, and realizing the mining and cutting of the whole section, wherein coal materials mined by the cutter head of the coal mining machine fall in front of a coal inlet of the box body;
2. the two piston rods of the vertical hydraulic cylinder extend out, the supporting seat at the upper end is propped against the top plate of the roadway, the supporting seat at the lower end is pressed against the bottom plate of the roadway, the friction force between the two supporting seats and the roadway is utilized to provide transverse support for the movement of equipment, then the horizontal hydraulic cylinder extends out, the box body is pushed forwards, after the box body moves in place, the two piston rods of the vertical hydraulic cylinder retract, and then the piston rods of the horizontal hydraulic cylinder retract;
3. in the forward moving process of the box body, the excavated coal enters a stirring channel below the scraper conveyor through a coal inlet, and when the scraper chain rotates, the coal is stirred into a roadway outside the box body from the stirring channel by utilizing the bottom edge of the scraper chain;
4. in the mining process, the top cover of the box body is propped up to the roadway top plate through the hydraulic telescopic support, so that a support is formed, and the support area is enlarged through the extension of the top cover.
The beneficial effects of the utility model are as follows: through setting up the box, make coal-winning machine tool bit, scraper chain conveyer, support top cap and pusher jack form an integral structure, cut the mining through the coal-winning machine tool bit, carry the coal material of mining to the tunnel outside the box through scraper chain conveyer in, support the tunnel roof through supporting the top cap, realize the whole removal of equipment through pusher jack, thereby realized coal-winning, transportation and support integration operation, the operating efficiency has been improved greatly, the heavy grade work, high gas, the pressure is big, unsafe mine in the aspect of the condition is complicated can all be used.
Drawings
FIG. 1 is a schematic diagram of a coal mining transportation support integrated device;
the figure shows:
1. the hydraulic telescopic device comprises a box body, a scraper conveyor, a hydraulic telescopic support, a cutter head of a coal mining machine, a sliding frame, a guide rail, a top cover, a supporting seat, a vertical hydraulic cylinder, a horizontal hydraulic cylinder and a top cover.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
The coal mining and transportation support integrated equipment comprises a box body 1 provided with a top cover 7, a coal cutter head 4 positioned in front of the box body 1, a scraper conveyor 2 arranged in the box body, and a pushing device pushing the box body to move in the front-back direction, wherein the pushing device is arranged on the front side of the box body. The cutter head of the coal mining machine adopts the existing structure, can adopt a fluted disc type structure or a cutter disc type structure of a shield machine, and is used for cutting and excavating a coal bed so as to enable coal materials to fall from the coal bed; the scraper conveyor is used for conveying the coal in the box body to the outside of the box body; the pushing device is used for moving the box body back and forth.
The cutter head of the coal mining machine is arranged on a sliding frame 5, and a guide rail 6 which extends along the left-right direction and is connected with the sliding frame in a sliding way and a transverse moving driving mechanism which drives the sliding frame to move left and right along the guide rail are arranged on the box body. The embodiment adopts a double-guide rail structure, and the guide rail is fixedly connected with the box body to support and guide the movement of the sliding frame so as to ensure that the cutter head of the coal mining machine moves along the left-right direction. The transverse moving driving mechanism can adopt a hydraulic telescopic cylinder which is transversely arranged, and also can adopt a hoisting mechanism. The hoisting mechanism is adopted in the embodiment, the hoisting mechanism comprises a winding drum and a driving motor, the winding drum is arranged in the box body, the driving motor is used for driving the winding drum to rotate, a steel wire rope is wound on the winding drum, fixed pulleys are respectively arranged on the left side and the right side of the guide rail in a rotating mode, one end of the steel wire rope bypasses the fixed pulleys on the left side of the guide rail and then is connected with the sliding frame, and the other end of the steel wire rope bypasses the fixed pulleys on the right side of the guide rail and then is connected with the sliding frame. The left and right movement of the sliding frame is realized by the rotation of the winding drum and the transmission of force by using the steel wire rope.
The bottom of the front side plate of the box body 1 is provided with a coal inlet positioned below the guide rail, and the length of the coal inlet in the left-right direction is not less than the length of the left-right reciprocating movement range of the cutter head of the coal mining machine. The scraper chain of scraper conveyor 2 is closed along circumference, wholly is the rectangle, and is located vertical plane, and the four corners of rectangle is provided with the sprocket that rotates to install in the box respectively, and the scraper chain is installed on the sprocket, and with sprocket meshing, the base of scraper chain extends along left and right directions, forms between the base of scraper chain and the bottom plate of box and is located the dialling material passageway behind the coal inlet, offered on the curb plate of box with the coal outlet that the discharge end of dialling material passageway is relative. When the scraper chain rotates, the scraper at the bottom of the scraper chain is utilized to outwards stir the coal in the stirring channel out of the coal outlet.
In order to realize supporting while excavating, the box body of the embodiment is also internally provided with a plurality of hydraulic telescopic supports 3 for driving the top cover of the box body to move vertically, the hydraulic telescopic supports stretch out and draw back along the vertical direction, and the inner side of the front side plate of the box body and the inner side of the rear side plate of the box body are respectively provided with three hydraulic telescopic supports. The cylinder body of the hydraulic telescopic bracket is fixedly connected with the box body, and the piston rod of the hydraulic telescopic bracket extends upwards and is hinged with the top cover of the box body.
The top cap includes first lid to and with the second lid of first lid along fore-and-aft direction sliding connection, the upper surface parallel and level of first lid and second lid is equipped with the inner chamber with the second lid adaptation in the first lid, the one end opening of inner chamber, the one end of second lid is passed through in the opening extends to first lid, installs on the first lid along the flexible hydraulic cylinder of fore-and-aft direction, and the one end that the hydraulic cylinder kept away from first lid is articulated with the bottom surface of second lid. When the hydraulic cylinder stretches, the second cover body is driven to move along the front-back direction. The three hydraulic telescopic supports are connected with the first cover body so as not to influence the expansion of the top cover.
The pushing device comprises a transverse hydraulic cylinder 10 and a vertical hydraulic cylinder 9, the transverse hydraulic cylinder 10 and the vertical hydraulic cylinder 9 are of a bidirectional telescopic structure, the transverse hydraulic cylinder 10 extends along the front-back direction, the front end of the transverse hydraulic cylinder is connected with a box body, the rear end of the transverse hydraulic cylinder is connected with the cylinder body of the vertical hydraulic cylinder, and the upper end and the lower end of the vertical hydraulic cylinder are respectively provided with a supporting seat 8. Specifically, the piston rod of the vertical hydraulic cylinder is hinged with the supporting seat, the rear end of the piston rod of the horizontal hydraulic cylinder is hinged with the cylinder body of the vertical hydraulic cylinder, and the front end of the piston rod of the horizontal hydraulic cylinder is hinged with the reinforcing frame 12 fixedly connected with the rear side plate of the box body.
The coal mining method using the coal mining and transportation support integrated equipment comprises the following steps of:
1. cutting coal from the coal seam by using a cutter head of the coal mining machine, driving the whole cutter head of the coal mining machine to move in the left-right direction by using a transverse driving mechanism, and realizing the mining and cutting of the whole section, wherein coal materials mined by the cutter head of the coal mining machine fall in front of a coal inlet of the box body;
2. the two piston rods of the vertical hydraulic cylinder extend out, the supporting seat at the upper end is propped against the top plate of the roadway, the supporting seat at the lower end is pressed against the bottom plate of the roadway, the friction force between the two supporting seats and the roadway is utilized to provide transverse support for the movement of equipment, then the horizontal hydraulic cylinder extends out, the box body is pushed forwards, after the box body moves in place, the two piston rods of the vertical hydraulic cylinder retract, and then the piston rods of the horizontal hydraulic cylinder retract;
3. in the forward moving process of the box body, the excavated coal enters a stirring channel below the scraper conveyor through a coal inlet, and when the scraper chain rotates, the coal is stirred into a roadway outside the box body from the stirring channel by utilizing the bottom edge of the scraper chain;
4. in the mining process, the top cover of the box body is propped up to the top plate of the roadway through the hydraulic telescopic bracket, so that a support is formed, and the support area is increased through the extension of the top cover; before the box body moves forward, the hydraulic telescopic support retracts to separate the top cover from the roadway top plate.
In order to realize unmanned operation on site, an image acquisition device can be arranged on the box body, and a worker can remotely control the actions of the hydraulic telescopic bracket, the vertical hydraulic cylinder, the horizontal hydraulic cylinder and the transverse movement driving mechanism according to the coal mining images acquired in real time.
Of course, the above description is not limited to the above examples, and the technical features of the present utility model that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present utility model and not for limiting the same, and the present utility model has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present utility model and the scope of the appended claims.
Claims (4)
1. The utility model provides a coal mining transportation support integration equipment which characterized in that: the coal mining machine comprises a box body (1) provided with a top cover (7), a coal mining machine tool bit (4) positioned in front of the box body (1), a scraper conveyor (2) arranged in the box body, and a pushing device pushing the box body to move in the front-back direction; the coal cutter head is arranged on a sliding frame (5), and a guide rail (6) which extends along the left-right direction and is in sliding connection with the sliding frame and a transverse movement driving mechanism for driving the sliding frame to move along the guide rail left-right are arranged on the box body;
the coal inlet is formed in the bottom of the front side plate of the box body (1), the scraper chain of the scraper conveyor (2) is circumferentially closed and located on a vertical plane, a material stirring channel located behind the coal inlet is formed between the bottom edge of the scraper chain and the bottom plate of the box body, and a coal outlet opposite to the discharge end of the material stirring channel is formed in the side plate of the box body.
2. The coal mining and transportation support integrated equipment according to claim 1, wherein: a plurality of hydraulic telescopic brackets (3) for driving the top cover of the box body to move vertically are also arranged in the box body.
3. The coal mining and transportation support integrated equipment according to claim 2, wherein: the top cap includes first lid and the second lid of being connected along fore-and-aft direction sliding with first lid, in the one end of second lid extends to first lid, installs the hydraulic cylinder of stretching out and drawing back along the fore-and-aft direction on the first lid, and the one end that hydraulic cylinder kept away from first lid is connected with the second lid.
4. The coal mining and transportation support integrated equipment according to claim 1, wherein: the pushing device comprises a transverse hydraulic cylinder (10) and a vertical hydraulic cylinder (9), the vertical hydraulic cylinder (9) is of a bidirectional telescopic structure, the transverse hydraulic cylinder (10) extends along the front-back direction, the front end of the transverse hydraulic cylinder is connected with a box body, the rear end of the transverse hydraulic cylinder is connected with the cylinder body of the vertical hydraulic cylinder, and supporting seats (8) are respectively arranged at the upper end and the lower end of the vertical hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320218943.6U CN219316945U (en) | 2023-02-15 | 2023-02-15 | Coal mining transportation support integrated equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320218943.6U CN219316945U (en) | 2023-02-15 | 2023-02-15 | Coal mining transportation support integrated equipment |
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| Publication Number | Publication Date |
|---|---|
| CN219316945U true CN219316945U (en) | 2023-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320218943.6U Active CN219316945U (en) | 2023-02-15 | 2023-02-15 | Coal mining transportation support integrated equipment |
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| Country | Link |
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| CN (1) | CN219316945U (en) |
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2023
- 2023-02-15 CN CN202320218943.6U patent/CN219316945U/en active Active
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