CN210317303U - Coal blocking device of coal mining machine - Google Patents
Coal blocking device of coal mining machine Download PDFInfo
- Publication number
- CN210317303U CN210317303U CN201921364499.9U CN201921364499U CN210317303U CN 210317303 U CN210317303 U CN 210317303U CN 201921364499 U CN201921364499 U CN 201921364499U CN 210317303 U CN210317303 U CN 210317303U
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- China
- Prior art keywords
- coal
- semicircular ring
- transverse plate
- plate
- baffle
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Abstract
The utility model discloses a coal blocking device of a coal mining machine, which comprises a first semicircular ring and a second semicircular ring, wherein the first semicircular ring and the second semicircular ring can be connected in a detachable way; the middle parts of the gas ejection rods of the two first micro gas ejection devices are rotatably connected with a first supporting transverse plate, the middle parts of the gas ejection rods of the two second micro gas ejection devices are rotatably connected with a second supporting transverse plate, and the first supporting transverse plate and the second supporting transverse plate are connected with the same telescopic device; the first supporting transverse plate and the second supporting transverse plate are connected with the same telescopic device, so that the radian of the first coal baffle and the second coal baffle can be conveniently adjusted; through the arrangement of the first semicircular ring, the second semicircular ring, the first transverse plate, the second transverse plate and the fixing seat, the circular rings are convenient to disassemble and assemble, and the coal baffle plate is convenient to take down from the rocker arm; simultaneously all be provided with anti-skidding arch in first semicircle ring, second semicircle ring inside, also prevented that the rocking arm from causing the damage.
Description
Technical Field
The utility model relates to a coal mining equipment technical field, specific theory especially relates to a coal-blocking device of coal-winning machine.
Background
In the process of raw coal mining, because of the influence of factors such as geological conditions, coal seam thickness and the like, a small-sized coal mining machine is generally adopted for mining operation. The existing problems are that raw coal is scattered at a cutting part of a spiral drum of a coal mining machine frequently during the mining operation, so that part of the raw coal cannot be loaded into a scraper conveyor to be transported out, and the part of the residual coal can directly influence the forward pushing of the front conveyor, so that the normal coal mining and transporting operation is influenced, the labor efficiency of workers is reduced, and the production cost is correspondingly increased.
Although some coal mining machines are provided with the coal blocking plate at present, in the using process, the coal blocking plate is easy to damage in the using process, so that the coal blocking plate needs to be frequently taken down from the rocker arm to be replaced by a new coal blocking plate, the whole process not only needs a large amount of time, but also the rocker arm is easy to damage because the coal blocking plate is frequently replaced, so that the coal blocking plate convenient to replace is urgently needed, in addition, the existing coal blocking plate can only be used for a roller with one size, the application range is small, and therefore the coal blocking plate of the coal mining machine is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a coal blocking device of a coal mining machine.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the utility model provides a coal blocking device of coal mining machine, including first semicircle ring and second semicircle ring, first semicircle ring is located the top of second semicircle ring, first diaphragm and fixing base have been welded respectively to the both ends of first semicircle ring, second diaphragm has been welded to one end of second semicircle ring, just be provided with on the second diaphragm with set up the second fixed through-hole that mutually supports on first diaphragm with the first fixed through-hole; the first fixing through hole and the second fixing through hole are in threaded connection with the same limiting screw; the other end of the second semicircular ring is in threaded connection with the fixed seat; a first rotating seat and a second rotating seat are hinged to the second semicircular ring, two first miniature gas cap devices are fixedly connected to the first rotating seat, a first welding plate is arranged at the top of a gas ejector rod of each first miniature gas cap device, two second miniature gas cap devices are fixedly connected to the second rotating seat, a second welding plate is arranged at the top of a gas ejector rod of each second miniature gas cap device, and the first welding plate and the second welding plate are fixedly connected with the same coal blocking device; the gas ejection rod middle part of two miniature gas ejection devices rotates and is connected with first support diaphragm, the gas ejection rod middle part of two miniature gas ejection devices of second rotates and is connected with the second and supports the diaphragm, first support diaphragm and second support diaphragm are connected with same telescoping device.
Preferably, the telescopic device comprises a threaded sleeve, and a threaded rod is connected with the threaded sleeve in an internal thread manner; one end of the threaded rod is sleeved on the first supporting transverse plate.
Preferably, the coal blocking device comprises a first coal blocking plate and a second coal blocking plate; the first coal baffle is hollow, and one side of the first coal baffle close to the second coal baffle is provided with a plug-in groove matched with the second coal baffle; the second coal baffle is connected with the first coal baffle in a sliding mode through the insertion groove.
Preferably, the first semicircular ring and the second semicircular ring are internally provided with anti-skid protrusions.
Has the advantages that: compared with the prior art, the beneficial effects of the utility model are that: the first supporting transverse plate and the second supporting transverse plate are connected with the same telescopic device, so that the radian of the first coal baffle and the second coal baffle can be conveniently adjusted; through the arrangement of the first semicircular ring, the second semicircular ring, the first transverse plate, the second transverse plate and the fixing seat, the circular rings are convenient to disassemble and assemble, and the coal baffle plate is convenient to take down from the rocker arm; simultaneously all be provided with anti-skidding arch in first semicircle ring, second semicircle ring inside, also prevented that the rocking arm from causing the damage.
Drawings
Fig. 1 is a schematic view of the overall structure of a coal blocking device of a coal mining machine according to the present invention;
FIG. 2 is a perspective view of part A of FIG. 1;
fig. 3 is a perspective view of a portion B in fig. 2.
In the figure: 1-a first semicircular ring, 2-a fixed seat, 3-a second semicircular ring, 41-a first rotating seat, 42-a second rotating seat, 5-a first micro gas cap device, 61-a threaded sleeve, 62-a threaded rod, 7-a gas ejector rod of the first micro gas cap device, 8-a first welding plate, 9-a first coal baffle, 10-a second coal baffle, 11-a second welding plate, 12-a gas ejector rod of the second micro gas cap device, 13-the second micro gas cap device, 14-an anti-skid protrusion, 15-a second transverse plate, 16-a first transverse plate, 17-a limiting screw, 18-a first supporting transverse plate and 19-a second supporting transverse plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, the utility model provides a coal blocking device of coal mining machine, including first semicircle ring 1 and second semicircle ring 3, first semicircle ring 1 is located the top of second semicircle ring 3, first diaphragm 16 and fixing base 2 have been welded respectively to the both ends of first semicircle ring 1, second diaphragm 15 has been welded to the one end of second semicircle ring 3, and be provided with the second fixed through-hole that mutually supports with the first fixed through-hole that sets up on first diaphragm 15 on second diaphragm 15; the first fixing through hole and the second fixing through hole are in threaded connection with the same limiting screw 17; the other end of the second semicircular ring 3 is in threaded connection with the fixed seat 2; the first semicircular ring 1 and the second semicircular ring 3 can be mutually matched through a first transverse plate 16, a second transverse plate 15, a limiting screw 17 and the fixed seat 2 to be connected in a dismounting way; the size of the whole circular ring enclosed by the first semicircular ring 1 and the second semicircular ring 3 can be adjusted;
a first rotating seat 41 and a second rotating seat 42 are hinged on the second semicircular ring 3, two first miniature gas cap devices 5 are fixedly connected to the first rotating seat, a first welding plate 8 is arranged at the top of a gas ejector rod of each first miniature gas cap device 5, two second miniature gas cap devices 13 are fixedly connected to the second rotating seat 42, a second welding plate 11 is arranged at the top of the gas ejector rod of each second miniature gas cap device, and the same coal blocking device is fixedly connected to each first welding plate 8 and each second welding plate 11; the middle parts of the gas ejection rods of the two first micro gas ejection devices are rotatably connected with a first supporting transverse plate 18, the middle parts of the gas ejection rods of the two second micro gas ejection devices are rotatably connected with a second supporting transverse plate 19, and the same telescopic device is connected between the first supporting transverse plate 18 and the second supporting transverse plate 19; the radian size of the coal blocking device is adjusted by adjusting the telescopic degree of the telescopic device.
Specifically, the telescopic device 6 comprises a threaded sleeve 61, and a threaded rod 62 is connected with the threaded sleeve 61 in an internal thread manner; one end of the threaded rod 62 is movably sleeved on the second supporting transverse plate 18; the threaded rod is rotatably sleeved inside the second supporting transverse plate 18, and the threaded sleeve 61 is movably sleeved inside the first supporting transverse plate 19; when the radian of the coal blocking device needs to be adjusted, the threaded rod 62 is rotated, and the threaded rod 62 is adjusted to a proper position; in the adjusting process, the second supporting transverse plate 18, the first supporting transverse plate 18 and the gas jacking rod are all in rotating connection, so that the adjustment and the support can be realized;
as a preferable technical solution of this embodiment, the coal blocking device includes a first coal blocking plate 9 and a second coal blocking plate 10; the first coal baffle 9 is hollow, and one side close to the second coal baffle 10 is provided with a plug-in groove matched with the second coal baffle 10; the second coal baffle 10 is connected with the first coal baffle 9 in a sliding way through a plug-in groove; the radian of the coal blocking device can be adjusted by adjusting the size of the inner cavity of the first coal blocking plate 9 into which the second coal blocking plate 10 is inserted.
Furthermore, the first semicircular ring and the second semicircular ring are both internally provided with anti-skid protrusions 14, and the anti-skid protrusions are preferably anti-skid pads made of rubber materials.
The specific use principle is as follows:
firstly, selecting a proper size of a circular ring according to the size of a rocker arm of a coal mining machine, and assembling a first semicircular ring and a second semicircular ring; the specific assembling process comprises the following steps: 1. firstly, one end of the first semicircular ring is connected with the corresponding end part of the second semicircular ring through a fixed seat through threads; 2. one end of the first semicircular ring is connected with the corresponding end part of the second semicircular ring through a first transverse plate 16, a second transverse plate 15 and a limiting screw 17.
Then, sleeving the circular ring on the rocker arm of the coal mining machine, fastening the limit screw 17, rotating the threaded rod 62 according to actual needs, and adjusting the radian of the coal blocking device by adjusting the size of the inner cavity of the first coal blocking plate 9 into which the second coal blocking plate 10 is inserted;
the utility model has the advantages that the first supporting transverse plate and the second supporting transverse plate are connected with the same telescopic device, so that the radian of the first coal baffle and the second coal baffle can be conveniently adjusted; through the arrangement of the first semicircular ring, the second semicircular ring, the first transverse plate, the second transverse plate and the fixing seat, the circular rings are convenient to disassemble and assemble, and the coal baffle plate is convenient to take down from the rocker arm; simultaneously all be provided with anti-skidding arch in first semicircle ring, second semicircle ring inside, also prevented that the rocking arm from causing the damage.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The coal blocking device of the coal mining machine is characterized by comprising a first semicircular ring and a second semicircular ring, wherein the first semicircular ring is positioned above the second semicircular ring, a first transverse plate and a fixed seat are respectively welded at two ends of the first semicircular ring, a second transverse plate is welded at one end of the second semicircular ring, and a second fixing through hole which is matched with the first fixing through hole arranged on the first transverse plate is formed in the second transverse plate; the first fixing through hole and the second fixing through hole are in threaded connection with the same limiting screw; the other end of the second semicircular ring is in threaded connection with the fixed seat; a first rotating seat and a second rotating seat are hinged to the second semicircular ring, two first miniature gas cap devices are fixedly connected to the first rotating seat, a first welding plate is arranged at the top of a gas ejector rod of each first miniature gas cap device, two second miniature gas cap devices are fixedly connected to the second rotating seat, a second welding plate is arranged at the top of a gas ejector rod of each second miniature gas cap device, and the first welding plate and the second welding plate are fixedly connected with the same coal blocking device; the gas ejection rod middle part of two miniature gas ejection devices rotates and is connected with first support diaphragm, the gas ejection rod middle part of two miniature gas ejection devices of second rotates and is connected with the second and supports the diaphragm, first support diaphragm and second support diaphragm are connected with same telescoping device.
2. The coal blocking device of the coal mining machine according to claim 1, characterized in that: the telescopic device comprises a threaded sleeve, and a threaded rod is connected with the threaded sleeve in an internal thread manner; one end of the threaded rod is sleeved on the first supporting transverse plate.
3. The coal blocking device of the coal mining machine according to claim 1, characterized in that: the coal blocking device comprises a first coal blocking plate and a second coal blocking plate; the first coal baffle is hollow, and one side of the first coal baffle close to the second coal baffle is provided with a plug-in groove matched with the second coal baffle; the second coal baffle is connected with the first coal baffle in a sliding mode through the insertion groove.
4. The coal blocking device of the coal mining machine according to claim 1, characterized in that: and anti-skid protrusions are arranged inside the first semicircular ring and the second semicircular ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921364499.9U CN210317303U (en) | 2019-08-15 | 2019-08-15 | Coal blocking device of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921364499.9U CN210317303U (en) | 2019-08-15 | 2019-08-15 | Coal blocking device of coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210317303U true CN210317303U (en) | 2020-04-14 |
Family
ID=70130977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921364499.9U Expired - Fee Related CN210317303U (en) | 2019-08-15 | 2019-08-15 | Coal blocking device of coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210317303U (en) |
-
2019
- 2019-08-15 CN CN201921364499.9U patent/CN210317303U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20210815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |