CN218953307U - Thin coal seam coal mining equipment and guide support sliding shoe structure thereof - Google Patents
Thin coal seam coal mining equipment and guide support sliding shoe structure thereof Download PDFInfo
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- CN218953307U CN218953307U CN202223358983.5U CN202223358983U CN218953307U CN 218953307 U CN218953307 U CN 218953307U CN 202223358983 U CN202223358983 U CN 202223358983U CN 218953307 U CN218953307 U CN 218953307U
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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 discloses a thin seam coal mining device and a guide support slipper structure for the device, wherein the guide support slipper structure comprises: the traction frame is provided with a supporting seat and a sleeve which is positioned at one side of the supporting seat and is used for connecting the traction frame with a traction chain of the conveyor; the connecting component is arranged on the supporting seat and used for connecting the traction frame with the main machine body of the coal mining machine; and the guide frame is arranged on the support seat and used for slidably connecting the traction frame with the guide rail of the conveyor. The guide support sliding shoe structure can connect the coal mining machine with the conveyor, so that the conveyor provides walking power for the coal mining machine, the traction part and the walking part of the coal mining machine in the prior art are omitted, and the length and the thickness of the coal mining machine are greatly shortened.
Description
Technical Field
The utility model relates to the technical field of thin seam tunneling, in particular to thin seam coal mining equipment and a guide support sliding shoe structure thereof.
Background
The thin coal seam resources in China are relatively rich, and the data show that the thin coal seam resources with the thickness of less than 1.3 meters account for more than 20% of the total reserve of the national coal, and the recovery rate is only 30%. Due to the large exploitation difficulty, poor input-output ratio and other reasons, a plurality of coal mines rest the thin coal seam resources. Along with the continuous extension of coal exploitation, the coal resources in partial coal producing areas of China are gradually exhausted, and the recoverable reserves of medium and thick coal beds are gradually shrinking, so that the reasonable development and exploitation of thin coal bed resources are widely paid attention to the industry.
The conventional coal mining machine structure generally comprises 7 large parts such as a left roller, a right roller, a left rocker arm, a right rocker arm, a left traction part, a right traction part (comprising a left walking part and a right walking part), a middle box body (also called an electric control box body) and the like, and the coal mining machine is matched with a conveyor, and the walking wheels of the coal mining machine are meshed with the toothed rail of the conveyor to realize walking so as to realize coal mining of the coal mining machine and timely conveying of coal mined by the coal mining machine by the conveyor. However, the conventional coal mining machine is complex in design, the whole machine is generally about 9-12 m long, the machine face is high in height, large in components, high in production and manufacturing cost and poor in input-output ratio, and the main thing is that the length is large and cannot adapt to exploitation of a thin coal seam.
Therefore, developing an ultra-short and ultra-thin shearer and related components that facilitate the exploitation of thin coal seams is an urgent problem to be solved by those skilled in the art.
Disclosure of Invention
The utility model aims to solve the problems, and provides a thin seam mining device and a guide support sliding shoe structure for the device, wherein the guide support sliding shoe structure can connect a coal mining machine with a conveyor together to enable the conveyor to provide walking power for the coal mining machine, so that a traction part and a walking part of the coal mining machine in the prior art are omitted, and the length and the thickness of the coal mining machine are greatly shortened.
To achieve the above object, an aspect of the present utility model provides a guide support shoe structure for a thin seam mining apparatus, comprising: the traction frame is provided with a supporting seat and a sleeve which is positioned at one side of the supporting seat and is used for connecting the traction frame with a traction chain of the conveyor; the connecting component is arranged on the supporting seat and used for connecting the traction frame with the main machine body of the coal mining machine; and the guide frame is arranged on the support seat and used for slidably connecting the traction frame with the guide rail of the conveyor.
Preferably, the first clamping table used for being connected with the connecting assembly and the second clamping table used for being connected with the guide frame are respectively arranged on two sides of the upper surface of the supporting seat, and the sleeve is connected with the side end face of the supporting seat and is located below the guide frame.
Preferably, the first clamping table is provided with a first clamping groove, the second clamping table is provided with a second clamping groove, and the extending directions of the first clamping groove and the second clamping groove are parallel.
Preferably, the extending direction of the central shaft of the sleeve is parallel to the extending direction of the first clamping groove.
Preferably, the connection assembly includes: the two ends of the connecting plate are extended out of the first clamping table; the first pin shaft connecting assembly is used for connecting the first clamping table with the connecting plate; and the second pin shaft connecting assemblies are respectively arranged on the parts of the connecting plates, extending out of the two ends of the first clamping table, and are used for connecting the traction frame with the main machine body of the coal mining machine.
Preferably, the first pin shaft connecting assembly comprises a first pin shaft and a first pressing plate which is connected with the pin hole on the first clamping table and used for limiting the first pin shaft to axially withdraw from the first clamping table.
Preferably, the second pin shaft connecting assembly comprises a second pin shaft and a second pressing plate which is connected with the pin hole on the connecting plate and used for limiting the second pin shaft to axially withdraw from the connecting plate.
Preferably, the bottom of one side of the guide frame is provided with a boss which is used for being clamped in a second clamping groove of the second clamping table, and the upper part of the other side of the guide frame is provided with a U-shaped clamping groove which is used for being in sliding connection with the guide rail of the conveyor.
In addition, the utility model also provides a thin seam mining device, which comprises a coal mining machine and a conveyor, and further comprises the guide support slipper structure for connecting the coal mining machine and the conveyor together.
Compared with the prior art, the thin seam coal mining equipment and the guide support sliding shoe structure thereof have the following beneficial effects:
the guide support sliding shoe structure is simple in structure and convenient to use, and can be used for quickly connecting the coal mining machine with the conveyor, so that the left traction part structure and the right traction part structure are not required to be arranged independently for providing traction for the coal mining machine, and the conveyor is used for providing traction, so that the length of the coal mining machine is shortened; in addition, because the left and right traction part structures of the coal mining machine are canceled, and the conventional walking mode that the walking wheels of the coal mining machine and the toothed rail of the conveyor in the prior art are meshed is also canceled, the thickness of the coal mining machine is thinner, and therefore, the vertical feed mining of the thin coal seam can be realized by adopting the coal mining equipment.
The present utility model will be described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a front view of a guide support slipper structure of the present utility model;
FIG. 2 is a left side view of the guide support shoe structure of the present utility model;
FIG. 3 is a first perspective view of the guide support slipper structure of the present utility model;
FIG. 4 is a second perspective view of the guide support slipper structure of the present utility model;
FIG. 5 is a perspective view of the guide support shoe structure of the present utility model mounted on a shearer;
FIG. 6 is a schematic cross-sectional view of a coal mining machine connected to a central portion of a conveyor;
FIG. 7 is a schematic view of a conveyor of the present utility model connected to a shearer via a sleeve.
Detailed Description
As shown in fig. 1 to 4, which are respectively schematic views of different structures of the guide and support shoe structure for connecting a shearer loader and a conveyor of the present utility model, the guide and support shoe structure 10 of the present utility model includes: a traction frame 1 having a support base 1a and a sleeve 1b located at one side of the support base for connecting the traction frame to a traction chain of a conveyor; the connecting component is arranged on the supporting seat and used for connecting the traction frame with the main machine body of the coal mining machine; and the guide frame 6 is arranged on the support seat and is used for slidably connecting the traction frame with the guide rail of the conveyor.
Specifically, as shown in fig. 1, fig. 3 and fig. 4, two sides (two sides along the length direction shown in fig. 3) of the upper surface of the supporting seat are respectively provided with a first clamping table 11a used for being connected with the connecting component and a second clamping table 11b used for being connected with the guide frame, the first clamping table and the second clamping table are flush in height and are connected into a whole to form a boss protruding out of the lower part of the supporting seat like a rectangle, a first clamping groove is formed in the first clamping table, a second clamping groove is formed in the second clamping table, the first clamping groove and the second clamping groove extend along the width direction of the supporting seat and are parallel, the side wall of the sleeve is fixedly connected with the side end face of one side of the supporting seat through the connecting plate and is located under the guide frame, and the extending direction of the central shaft of the sleeve is parallel to the extending directions of the first clamping groove and the second clamping groove.
And the connection assembly includes: the two ends of the connecting plate 3 are extended out of the first clamping table; the first pin shaft connecting assembly is used for connecting the first clamping table with the connecting plate; and the second pin shaft connecting assemblies are respectively arranged on the parts of the connecting plates, extending out of the two ends of the first clamping table, and are used for connecting the traction frame with the main machine body of the coal mining machine. During manufacturing, a pin hole with the extending direction perpendicular to the extending direction of the first clamping groove is formed in the first clamping table, pin holes are formed in the center and two sides of the connecting plate respectively, and the pin hole located in the center is matched with the pin hole in the first clamping table.
The first pin shaft connecting assembly comprises a first pin shaft 2 and a first pressing plate 81 which is connected with a pin hole on the first clamping table and used for limiting the first pin shaft to axially withdraw from the first clamping table. The second pin shaft connecting assembly comprises a second pin shaft 7 and a second pressing plate 82 which is connected with a pin hole on the connecting plate and used for limiting the second pin shaft to axially withdraw from the connecting plate. In addition, the first pin shaft connecting assembly further comprises a pair of screws 9 for fixing the first pressing plate to the side end face of the first clamping table, and the second pin shaft connecting assembly further comprises a pair of screws 9 for fixing the pair of second pressing plates to the connecting plate.
The utility model connects the traction frame with the main machine body of the coal mining machine through the connecting component, connects the traction frame with the traction chain of the conveyor through the sleeve, and connects the traction frame with the guide rail of the conveyor through the guide frame in a sliding way.
The center position of the bottom of one side of the guide frame is provided with a boss extending downwards, the boss is inserted into a second clamping groove of the second clamping table, and the boss is fastened on the second clamping table through a pair of screws 4 and a pair of gaskets 5 extending along the vertical direction. The upper part of the other side of the guide frame is provided with a U-shaped clamping groove 6a which is used for being connected with the guide rail of the conveyor in a sliding way. In design, as shown in fig. 1, 3 and 4, the guide frame has an inclined connecting portion and a U-shaped clamping portion seamlessly connected with the top end surface of the inclined connecting portion and having a U-shaped clamping groove 6a, and the bottom end surface of the inclined connecting portion is provided with the boss extending in the vertical direction. In order to slidingly connect the traction frame with the guide rail of the conveyor through the guide frame and not interfere the connection of the traction frame and the traction chain of the conveyor, the distance between the U-shaped clamping part of the guide frame and the sleeve of the supporting seat needs to be reasonably designed according to actual conditions.
In addition to providing the guide support shoe structure 10 described above, the present utility model also provides a low seam mining apparatus including a shearer 20, a conveyor 30, and the guide support shoe structure 10 described above for connecting the shearer and conveyor together. The conveyor is a chain-driven scraper conveyor with guide rails.
When in assembly, the guide frame boss is arranged in the second clamping groove of the second clamping table of the supporting seat, and the guide frame and the supporting seat are fixed into a whole by two M20X 85 screws and two gaskets 20. And then the connecting plate 3 is arranged in a first clamping groove of a first clamping table of the supporting seat and is fixed by a first pin shaft, so that the connecting body of the supporting seat and the guide frame can rotate left and right along the axial direction of the first pin shaft. Then, the assembled parts pass through holes (namely pin holes) on two sides of the connecting plate by two second pin shafts, and the second pin shafts are arranged in the two pin holes matched with the second pin shafts of the main machine body of the coal mining machine, so that the guide support slipper structure of the utility model is fixed on the main machine body 203 of the coal mining machine 20; and then three pressing plates and six screws M12x25 are used for fixing the first pin shaft and the second pin shaft, so that each pin shaft is prevented from exiting along the axial direction, and can only rotate around the axial direction.
As shown in fig. 5 and 6, in order to install two guide support slipper structures of the present utility model on a main body of a coal mining machine, two rocker rollers 201 are respectively installed on two sides of a main body 203 of the coal mining machine 20, and the main body is connected with a conveyor 30 through a support assembly 202. The sleeves 1b of each guide support shoe structure are coupled to the traction chain 301 of the conveyor 30 by means of the coupling shown in fig. 7: the external thread part 302 of the left end of the traction chain 301 passes through the through hole of the sleeve 1b and is tightly coupled with the external thread part 303 of the right end.
When the working face conveyor runs left and right along the traction chain of the working face guide rail side, the working face conveyor is guided by the sleeve on the supporting seat, so that the ultra-short and ultra-thin coal mining machine which is ridden on the upper part of the conveyor ledge and is connected by adopting the guide supporting sliding shoe structure disclosed by the utility model can realize a running working mode of sliding left and right along the guide track direction of the conveyor under the traction action of the traction chain of the conveyor.
Therefore, the guide support sliding shoe structure can realize the following four functions at the same time:
1. the function of transmitting traction power of the traction chain of the conveyor to the main body of the coal mining machine is realized, so that the coal mining machine can walk without additionally arranging a left traction part and a right traction part which comprise a left walking part and a right walking part, and the coal mining machine is shorter and thinner.
2. Realize the guiding function of the reciprocating running of the coal mining machine along the guide rail of the conveyor.
3. The supporting function of the coal mining machine on the upper part of the conveyor ledge is realized.
4. If the bottom plate of the working surface is uneven, the groove upper on one side (such as the right side) of the conveyor is uneven, and the guide support sliding shoe structure can rotate left and right around the axial direction of the first pin shaft, so that the self-adapting function is achieved.
Although the present utility model has been described in detail hereinabove, the present utility model is not limited thereto, and modifications may be made by those skilled in the art in light of the principles of the present utility model, and it is therefore intended that all such modifications as fall within the scope of the present utility model.
Claims (9)
1. A guide support slipper structure for a low seam mining apparatus, comprising:
the traction frame is provided with a supporting seat and a sleeve which is positioned at one side of the supporting seat and is used for connecting the traction frame with a traction chain of the conveyor;
the connecting component is arranged on the supporting seat and used for connecting the traction frame with the main machine body of the coal mining machine;
and the guide frame is arranged on the support seat and used for slidably connecting the traction frame with the guide rail of the conveyor.
2. The guide support slipper structure according to claim 1, wherein the two sides of the upper surface of the support seat are respectively provided with a first clamping table for connecting with the connecting component and a second clamping table for connecting with the guide frame, and the sleeve is connected with the side end surface of the support seat and is located below the guide frame.
3. The guide support shoe structure according to claim 2, wherein the first clamping table is provided with a first clamping groove, the second clamping table is provided with a second clamping groove, and the first clamping groove is parallel to the extending direction of the second clamping groove.
4. The guide support shoe structure of claim 3, wherein the sleeve central axis extends in a direction parallel to the direction of extension of the first catch.
5. The guide support shoe structure of any of claims 1-4, wherein said connection assembly comprises:
the two ends of the connecting plate are extended out of the first clamping table;
the first pin shaft connecting assembly is used for connecting the first clamping table with the connecting plate;
and the second pin shaft connecting assemblies are respectively arranged on the parts of the connecting plates, extending out of the two ends of the first clamping table, and are used for connecting the traction frame with the main machine body of the coal mining machine.
6. The guide support shoe structure of claim 5, wherein the first pin connection assembly comprises a first pin, a first pressure plate coupled to a pin hole on the first clamping table for limiting the first pin from axially exiting the first clamping table.
7. The guide support shoe structure of claim 5, wherein the second pin connection assembly includes a second pin, a second pressure plate coupled to a pin hole in the web for limiting axial withdrawal of the second pin from the web.
8. The guide support shoe structure of claim 1, wherein the guide frame has a boss at one side bottom for being snapped into a second snap groove of the second snap table, and a U-shaped snap groove at the other side upper for sliding connection with the conveyor rail.
9. A thin seam mining apparatus comprising a shearer and a conveyor, and further comprising a guide support slipper structure as claimed in any one of claims 1 to 8 for connecting the shearer and the conveyor together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223358983.5U CN218953307U (en) | 2022-12-12 | 2022-12-12 | Thin coal seam coal mining equipment and guide support sliding shoe structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223358983.5U CN218953307U (en) | 2022-12-12 | 2022-12-12 | Thin coal seam coal mining equipment and guide support sliding shoe structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218953307U true CN218953307U (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223358983.5U Active CN218953307U (en) | 2022-12-12 | 2022-12-12 | Thin coal seam coal mining equipment and guide support sliding shoe structure thereof |
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| Country | Link |
|---|---|
| CN (1) | CN218953307U (en) |
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- 2022-12-12 CN CN202223358983.5U patent/CN218953307U/en active Active
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