CN211618983U - Coal mine underground chute coal blocking device - Google Patents
Coal mine underground chute coal blocking device Download PDFInfo
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- CN211618983U CN211618983U CN201922365410.7U CN201922365410U CN211618983U CN 211618983 U CN211618983 U CN 211618983U CN 201922365410 U CN201922365410 U CN 201922365410U CN 211618983 U CN211618983 U CN 211618983U
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Abstract
The utility model discloses a colliery is swift current in pit and is kept off coal device comprises middle part groove fender coal board and aircraft nose height fender coal board, and each section keeps off coal board and middle part groove mutually supports independent installation, and is firm inseparable after the installation, and mechanical interlocking has between the whole set of equipment, and is inseparable completely between the interface, hugs closely the chute outer group after the installation, and processing simple manufacture installs fast, dismantles conveniently, along with can scraper blade transportation equipment, unlimited reuse; the technical scheme is as follows: the utility model provides a colliery is swift current in pit and is kept off coal device, includes frid, fender coal board and toper pole, the frid moves towards the setting along the tunnel, keep off the coal board setting on being located the frid of pedestrian passageway one side, the toper pole sets up in the frid top, and vertically sets up along the frid, the fixed downside that sets up in the backup pad of toper pole, the backup pad transversely sets up in the frid top, one side of backup pad is fixed to be set up on keeping off the coal board, the opposite side of backup pad passes through the bolt fastening on the frid.
Description
Technical Field
The utility model relates to a colliery is swift current in pit and is kept off coal device belongs to colliery scraper conveyor technical field in the pit.
Background
The 40T scraper conveyor is widely applied to underground coal mine production and is necessary transportation equipment for underground coal mine production, and the complete equipment is not provided with a coal blocking device during design. In practical application of underground coal mines, as the ledge is only about 80mm away from the middle plate, raw coal often overflows from the groove body and is accumulated in a roadway and driving parts such as a motor, a speed reducer and the like of a conveyor, a more severe production environment is caused, and the labor intensity of cleaning of operators is increased; meanwhile, the equipment is laid along the bottom plate of the roadway, so that safety protection is not provided between the equipment and pedestrians, and hidden danger is brought to the safety of the pedestrians in the roadway.
In actual underground production, a simple coal retaining device is processed by using waste belts, wood plates or iron plates in mines, and a fixing device is generally arranged on a roadway bottom plate of a ledge and is used for fixing the simple coal retaining plate on the fixing device to play a role in retaining coal.
The simple coal blocking device is processed by utilizing waste belts, wood plates or iron plates, but has poor coal blocking effect, difficult maintenance, high disassembly and assembly difficulty, low repeated utilization rate and unattractive appearance; meanwhile, when coal flows flow in the chute, the coal flows are easy to scrape and clamp the simple coal blocking device, so that the damage or other accidents of the coal blocking device are caused; the simple coal blocking device has the advantages that all joints are not firm, and when coal flow is large, the joints are easy to knock apart, so that raw coal overflows; meanwhile, other baffle devices are not provided with coal blocking devices at the machine head, and after raw coal overflows, the motor and the speed reducer are easily buried, so that mechanical damage accidents occur.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art exists not enough, provides a colliery is swift current in pit and is kept off coal device, keeps off the coal board by the middle part groove and the aircraft nose height keeps off the coal board and constitute, and every section keeps off the coal board and independently installs with the middle part groove of mutually supporting, and the installation back is firmly inseparable, and mechanical interlocking has between a whole set of device, and is inseparable completely between the interface, hugs closely the outer group of chute after the installation, and processing simple manufacture installs fast, dismantles conveniently, along with scraper blade transportation equipment, unlimited reuse.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a colliery is swift current in pit and is kept off coal device, includes frid, fender coal board and toper pole, the frid moves towards the setting along the tunnel, keep off the coal board setting on being located the frid of pedestrian passageway one side, the toper pole sets up in the frid top, and vertically sets up along the frid, the fixed downside that sets up in the backup pad of toper pole, the backup pad transversely sets up in the frid top, one side of backup pad is fixed to be set up on keeping off the coal board, the opposite side of backup pad passes through the bolt fastening on the frid.
The tapered rod is located above the middle of the groove plate, the end part, far away from the coal blocking plate, of the supporting plate is arranged above the groove plate in a hanging mode, and the bolt penetrates through the supporting plate through threaded connection and then abuts against the groove plate.
The two conical rods are symmetrically arranged above the groove plate, and the conical tips of the two conical rods are oppositely arranged.
And a coal baffle scraper is arranged between every two adjacent coal baffles, a plurality of long holes are formed in the coal baffle scraper, and the coal baffle scraper is fixedly connected to the coal baffles through fixing bolts.
Compared with the prior art, the utility model beneficial effect who has is: the utility model solves the problem that the raw coal is lost due to the overflow of the raw coal from the groove body or the machine head when the scraper conveyor conveys materials; meanwhile, pedestrians and the operation area of the conveyor are isolated, and potential safety hazards of the pedestrians are solved; the float coal cleaning workload of the roadway is reduced, and the labor intensity of operators is reduced; prevent that motor, speed reducer from being buried by the float coal, improve the radiating effect of equipment, create good environment for the operation of equipment.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1 is a groove plate, 2 is a coal baffle plate, 3 is a conical rod, 4 is a support plate, 5 is a bolt and 6 is a coal baffle plate scraper.
Detailed Description
As shown in figure 1, the utility model relates to a colliery is swift current in pit and is kept off coal device, including frid 1, fender coal board 2 and toper pole 3, frid 1 moves towards the setting along the tunnel, fender coal board 2 sets up on the frid 1 that is located pedestrian passageway one side, toper pole 3 sets up in frid 1 top, and vertically sets up along frid 1, the fixed downside that sets up in backup pad 4 of toper pole 3, backup pad 4 transversely sets up in frid 1 top, one side of backup pad 4 is fixed to be set up on fender coal board 2, the opposite side of backup pad 4 passes through bolt 5 to be fixed on frid 1.
The tapered rod 3 is located above the middle of the groove plate 1, the end part, far away from the coal baffle plate 2, of the support plate 4 is arranged above the groove plate 1 in a hanging mode, and the bolt 5 penetrates through the support plate 4 through threaded connection and then abuts against the groove plate 1.
The two conical rods 3 are symmetrically arranged above the groove plate 1, and the conical tips of the two conical rods 3 are oppositely arranged.
Two adjacent be provided with between the fender coal board 2 and keep off coal board scraper blade 6, be provided with a plurality of slot holes on the fender coal board scraper blade 6, will keep off the fixed connection that coal board scraper blade 6 corresponds on fender coal board 2 through fixing bolt.
The present invention will be further described with reference to the following detailed description.
The utility model discloses consider the operating mode condition in the pit and the use intensity of equipment, keep off the whole steel construction that adopts of coal device. How to fix the baffle device on the chute firmly to the hookup forms a whole, is the utility model discloses technical scheme's difficult point.
According to the structural size of a chute in the middle of a 40T scraper conveyor, the structure of a U-shaped groove of a ledge and the structures of connecting plates on two sides, a tapered bolt type mounting structure is selected for a baffle device, namely two tapered bolts with the length of 130mm (according to the width of the connecting plates) are machined by round steel, a steel plate with the width of about 50mm is welded on the side surface of the tapered bolts, the length of one end of the steel plate is 200mm, and 4 through holes are machined in the upper part of the steel plate and used for being connected with a baffle plate through bolts; the length of the other end is 100mm, a 16mm screw hole is processed in the middle position, and the screw hole is mainly used for screwing a common bolt of M16 into the lower screw hole and propping against the ledge after the conical bolt is installed, so that the conical bolt is firmly fixed; meanwhile, the two conical bolts are installed outwards from the middle of the ledge, and are connected with the coal blocking plate to position the coal blocking device left and right, so that the coal blocking device cannot move in the left and right directions.
According to field experience, the height of the coal blocking plate is determined to be 300mm, in order to ensure that the coal blocking plates are connected tightly and reliably, a tongue plate is welded on the outer side of the same side of the coal blocking plate, and two long holes are processed on the tongue plate and used for being connected with through holes on the other side of the coal blocking plate in consideration of installation accuracy deviation, so that all the coal blocking plates form a whole after being installed.
According to the shape and the length of a machine head of a 40T scraper conveyor, a machine head high coal baffle plate is designed, the coal baffle plate is formed by welding an upper part and a lower part, a mounting hole is machined in the bottom of the coal baffle plate, the upper part and the bottom are welded at an included angle of 15 degrees, and the problem of upper part installation is solved.
The whole set of coal blocking device is composed of 3 accessories, namely a machine head coal blocking plate, a middle coal blocking plate and a conical bolt, and is symmetrical left and right, convenient to install and disassemble, attractive in appearance after installation and durable.
1. The structure and the processing size of the conical fixing bolt and the mounting and fixing mode of the chute ledge are adopted;
2. the design of the screw hole at the lower part of the conical bolt connecting plate enables the coal baffle plate to be tightly attached to the groove side;
3. the coal baffle plate is connected with the conical bolt in a connecting mode and fixed in position;
4. processing size of tongue plate and outside welding mode
5. Perfect consideration of unique design shape and bending angle of high-gear coal retainer
6. The installation method is simple and quick, and the installation method is simple,
6. the advantages of the present invention over the best prior art as described in article 2
The coal blocking device is specially designed for a 40T chute, each section of the coal blocking device is matched with the middle groove and independently installed, the installation is firm and tight, the whole set of devices are connected through the tongue plate and the bolts, the interfaces are completely tight, and the installed coal blocking plate is tightly attached to the outer side of the chute through the firm screw hole at the bottom of the conical bolt, so that raw coal does not overflow; and the device is simple to process and manufacture, convenient to install and capable of being repeatedly used for an unlimited number of times along with equipment.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. The utility model provides a colliery is swift current in pit and is kept off coal device, its characterized in that includes frid (1), keeps off coal board (2) and toper pole (3), frid (1) is followed the tunnel trend and is set up, keep off coal board (2) and set up on frid (1) that is located pedestrian passageway one side, toper pole (3) set up in frid (1) top, and vertically set up along frid (1), the fixed downside that sets up in backup pad (4) of toper pole (3), backup pad (4) transversely set up in frid (1) top, one side of backup pad (4) is fixed to be set up on keeping off coal board (2), the opposite side of backup pad (4) passes through bolt (5) to be fixed on frid (1).
2. The coal retaining device for the underground coal mine chute according to claim 1, wherein the tapered rod (3) is positioned above the middle part of the trough plate (1), the end part of the support plate (4) far away from the coal retaining plate (2) is arranged above the trough plate (1) in a hanging manner, and the bolt (5) penetrates through the support plate (4) through threaded connection and then abuts against the trough plate (1).
3. The coal retaining device for the underground coal mine chute according to claim 1, characterized in that two conical rods (3) are symmetrically arranged above the trough plate (1), and the conical tips of the two conical rods (3) are oppositely arranged.
4. The coal mine underground chute coal blocking device as claimed in claim 1, wherein a coal blocking plate scraper (6) is arranged between two adjacent coal blocking plates (2), a plurality of long holes are arranged on the coal blocking plate scraper (6), and the coal blocking plate scraper (6) is fixedly connected to the coal blocking plates (2) correspondingly through fixing bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922365410.7U CN211618983U (en) | 2019-12-25 | 2019-12-25 | Coal mine underground chute coal blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922365410.7U CN211618983U (en) | 2019-12-25 | 2019-12-25 | Coal mine underground chute coal blocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211618983U true CN211618983U (en) | 2020-10-02 |
Family
ID=72631958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922365410.7U Active CN211618983U (en) | 2019-12-25 | 2019-12-25 | Coal mine underground chute coal blocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211618983U (en) |
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2019
- 2019-12-25 CN CN201922365410.7U patent/CN211618983U/en active Active
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