CN217055249U - Coal dust prevention and control device for fully mechanized coal mining face - Google Patents
Coal dust prevention and control device for fully mechanized coal mining face Download PDFInfo
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- CN217055249U CN217055249U CN202122922815.3U CN202122922815U CN217055249U CN 217055249 U CN217055249 U CN 217055249U CN 202122922815 U CN202122922815 U CN 202122922815U CN 217055249 U CN217055249 U CN 217055249U
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Abstract
The utility model belongs to the technical field of the coal dust prevention and cure, especially, relate to a colliery is combined and is adopted coal dust prevention and cure device for working face. A pair of sliding rails is arranged in the middle of the upper end of the supporting base, the upper ends of the sliding rails are connected with a collection control box through a roller wheel support, the left end of the collection control box is connected with a coal dust filter bag, and a suction fan is embedded in the right port of the collection control box; the right end of the suction fan is connected with the air inlet frame in the middle of the elastic cloth absorption channel, and the support frame at the outer end of the elastic cloth absorption channel is clamped and fixed in the folding limiting groove frame at the right end of the support base; the elastic cloth absorbing channel can stretch and contract the channel along with the left-right translation of the collecting control box to realize the switching of the coal dust suction structure. The device adopts suction fan and the passageway that can change to carry out the suction of coal dust for the working face, can carry out the transform of suction passageway according to working face coal dust distribution environment to improve suction efficiency.
Description
Technical Field
The utility model belongs to the technical field of the coal dust prevention and cure, especially, relate to a colliery is combined and is adopted coal dust prevention and cure device for working face.
Background
The coal dust flying in the roadway in the coal mining process is a general name of various mineral fine particles generated in the coal mine production process, the coal dust is extremely harmful, the coal dust not only pollutes the operation environment and affects the body health of miners, but also can cause serious personal casualty accidents due to the explosion of the coal dust, is one of five natural disasters of mines, can cause pneumo coal diseases of the miners, and is extremely harmful.
The coal dust control device is needed to be used for controlling dust in the coal mining process, but the existing coal dust control device cannot meet the use requirement of high-requirement coal dust control.
SUMMERY OF THE UTILITY MODEL
Aiming at solving the problems of the defects and the shortcomings of the prior art; an object of the utility model is to provide a simple structure, reasonable in design, convenient to use's colliery is combined and is adopted coal dust prevention and cure device for working face, and it adopts the suction fan and carries out the suction of coal dust for the working face with the passageway that can change, can carry out the transform of suction passageway according to working face coal dust distribution environment to improve suction efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a coal dust prevention device for a fully mechanized coal mining face comprises a supporting base, a sliding rail, a roller wheel bracket, a collection control box, a coal dust filter bag, a suction fan, an elastic cloth absorption channel and a folding limit groove frame; a pair of sliding rails is arranged in the middle of the upper end of the supporting base, the upper ends of the sliding rails are connected with a collection control box through a roller wheel support, the left end of the collection control box is connected with a coal dust filter bag, and a suction fan is embedded in the right port of the collection control box; the right end of the suction fan is connected with the air inlet frame in the middle of the elastic cloth absorption channel, and the support frame at the outer end of the elastic cloth absorption channel is clamped and fixed in the folding limiting groove frame at the right end of the support base; the elastic cloth absorbing channel can stretch and contract the channel along with the left-right translation of the collecting control box to realize the switching of the coal dust suction structure.
Preferably, the elastic cloth absorption channel comprises a support frame, elastic urethane cloth and an air inlet frame; the support frame is internally connected with elastic spandex fabric, and an air inlet frame is arranged in the middle of the elastic spandex fabric.
Preferably, the folding limiting groove frame comprises a U-shaped clamping groove, a connecting bearing and a limiting fixing ring; the U-shaped clamping grooves are connected through the connecting bearing, the outer sides of the U-shaped clamping grooves are provided with limiting fixing rings, and the limiting fixing rings are matched with the inserting connecting rods to shape and fix the folding limiting groove racks.
Preferably, the supporting frame is clamped inside the U-shaped clamping groove and is matched with the inserting connecting rod to integrally support and fix the elastic cloth absorbing channel.
Preferably, the collection control box further comprises a rotary connecting shaft, an air door swinging plate, a rubber sheet and an outer row connecting seat; the upper end in the collection control box is connected with a pair of air door swinging plates through a rotary connecting shaft, and the bottoms of the air door swinging plates are connected with rubber sheets; an outer discharge connecting seat is connected in the middle of the upper wall of the collection control box.
Preferably, the damper swing plate forms a freely opening and closing structure under the action of the suction fan, and a manual lever is connected to the outer side of the rotary connecting shaft.
Preferably, the outer discharge connecting seat is connected with an external coal dust suction pipeline.
After the structure is adopted, the utility model discloses beneficial effect does: it adopts suction fan and the passageway that can change to carry out the suction of working face with coal dust, can carry out suction channel according to working face coal dust distribution environment and change to improve suction efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention is described in detail by the following specific embodiments and the accompanying drawings.
FIG. 1 is a schematic structural view of the coal dust control device for a fully mechanized coal mining face of the present invention;
FIG. 2 is a right side view of the coal dust control device for the fully mechanized coal mining face of the present invention;
fig. 3 is a schematic structural view of the folding limiting slot frame of the present invention;
fig. 4 is a schematic structural view of the collection control box of the present invention;
description of reference numerals: 1. a support base; 2. a sliding track; 3. a roller bracket; 4. a collection control box; 41. rotating the connecting shaft; 42. a damper swing plate; 43. a rubber sheet; 44. an outer discharge connecting seat; 5. a coal dust filter bag; 6. a suction fan; 7. an elastic cloth absorbing passage; 71. a support frame; 72. elastic spandex fabric; 73. an air intake frame; 8. folding the limiting slot rack; 81. a U-shaped clamping groove; 82. connecting a bearing; 83. and a limiting fixing ring.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the solution according to the present invention are shown in the drawings, and other details not so relevant to the present invention are omitted.
As shown in fig. 1 to 4, a coal dust control device for a fully mechanized coal mining face of a coal mine comprises a supporting base 1, a sliding rail 2, a roller bracket 3, a collection control box 4, a coal dust filter bag 5, a suction fan 6, an elastic cloth absorption channel 7 and a folding limit slot rack 8; the middle of the upper end of the supporting base 1 is provided with a pair of sliding rails 2, the upper ends of the sliding rails 2 are connected with the collection control box 4 through roller wheel supports 3, the left end of the collection control box 4 is connected with the coal dust filter bag 5, and a suction fan 6 is embedded in the right port of the collection control box 4; the right end of the suction fan 6 is connected with an air inlet frame 73 in the middle of the elastic cloth absorption channel 7, and a support frame 71 at the outer end of the elastic cloth absorption channel 7 is clamped and fixed in the folding limit groove frame 8 at the right end of the support base 1; the elastic cloth absorbing channel 7 can stretch and contract the channel along with the left-right translation of the collecting control box 4 to realize the switching of the coal dust suction structure.
In this embodiment, the elastic cloth absorption passage 7 includes a support frame 71, an elastic urethane cloth 72, and an intake frame 73; the elastic spandex fabric 72 is connected to the inside of the support frame 71, and an intake frame 73 is disposed in the middle of the elastic spandex fabric 72. The collection control box 4 can translate left and right to stretch and contract the spandex fabric 72 so as to change the length of the spandex absorption channel 7 to realize the change of the suction efficiency and the function; specifically, when the intake frame 73 and the support frame 71 are kept substantially level, the spandex fabric 72 has a shallow groove structure and performs a wide-angle pumping operation, and has a wide pumping surface; when the spandex fabric 72 is elongated, the deep groove structure is formed, the distance between the intake frame 73 and the support frame 71 is relatively long, and the single-direction suction pertinence that can be performed by concentrating the suction wind force is relatively strong.
In the embodiment shown in fig. 3, the folding limit slot rack 8 comprises a U-shaped slot 81, a connecting bearing 82 and a limit fixing ring 83; the plurality of U-shaped clamping grooves 81 are connected through the connecting bearing 82, the outer sides of the U-shaped clamping grooves 81 are provided with limiting fixing rings 83, and the limiting fixing rings 83 are matched with the inserting connecting rods to shape and fix the folding limiting groove frame 8; the supporting frame 71 is clamped inside the U-shaped clamping groove 81 and is matched with the inserting connecting rod to integrally support and fix the elastic cloth absorbing channel 7; the shape of the folding limiting groove frame 8 can be changed by changing the number of the U-shaped clamping grooves 81 in the horizontal and vertical states; so that the installation requirements of the elastic cloth absorbing channels 7 with different sizes can be met. The change of the suction effect can be performed by changing the size of the elastic cloth absorption passage 7.
In the embodiment shown in fig. 4, the collection control box 4 includes a rotation connecting shaft 41, a damper swing plate 42, a rubber sheet 43, and an outer row connecting base 44; the upper end inside the collection control box 4 is connected with a pair of air door swinging plates 42 through a rotating connecting shaft 41, and the bottom of each air door swinging plate 42 is connected with a rubber sheet 43; an outer discharge connecting seat 44 is connected in the middle of the upper wall of the collection control box 4; the air door swinging plate 42 forms a free opening and closing structure under the action of the suction fan 6, and the outer side of the rotating connecting shaft 41 is connected with a manual rod; the external discharge connecting seat 44 is connected with an external coal dust suction pipeline; the collection control box 4 can realize the switching between the collection bag and the outward discharge pipeline.
The utility model provides a colliery is combined and is adopted working face with coal dust prevention and control device's theory of operation as follows: firstly, the equipment is placed on a coal mine fully-mechanized mining face, and then the front and back positions of the collection control box 4 are adjusted according to the coal dust distribution condition of the working face, so that the structure of the elastic cloth absorption channel 7 is changed according to the actual working condition requirement, and the elastic cloth absorption channel 7 is in a shallow groove structure or a deep groove structure to meet the pumping requirement; the elastic cloth absorption channel 7 with the shallow groove structure has a wide suction surface, can realize rapid dust removal, and is suitable for coal dust treatment of a broken artificial channel; the elastic cloth absorption channel 7 with the deep groove structure has pertinence, so that the suction wind power is more concentrated, the suction efficiency is higher, and the elastic cloth absorption channel is suitable for being used in the construction process; then, the suction fan 6 is started to suck the coal dust, and meanwhile, the suction fan 6 sucks the air door swinging plate 42 to blow up the coal dust, so that the coal dust is conveyed to the inside of the coal dust filter bag 5 to be collected; in addition, the rear air door swinging plate 42 can be closed to convey the coal dust to an outer discharge pipeline connected to an outer discharge connecting seat 44; and filtering by using external processing equipment.
This embodiment adopts suction fan and the passageway that can change to carry out the suction of coal dust for the working face, can carry out the transform of suction passageway according to working face coal dust distribution environment to improve suction efficiency.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (7)
1. The utility model provides a colliery is combined and is adopted coal dust controlling means for working face which characterized in that: comprises a supporting base (1), a sliding track (2), a roller wheel bracket (3), a collection control box (4), a coal dust filter bag (5), a suction fan (6), an elastic cloth absorbing channel (7) and a folding limiting groove frame (8); the middle of the upper end of the supporting base (1) is provided with a pair of sliding rails (2), the upper ends of the sliding rails (2) are connected with the collection control box (4) through the roller wheel supports (3), the left end of the collection control box (4) is connected with the coal dust filter bag (5), and the right port of the collection control box (4) is internally embedded with the suction fan (6); the right end of the suction fan (6) is connected with a middle air inlet frame (73) of the elastic cloth absorption channel (7), and a support frame (71) at the outer end of the elastic cloth absorption channel (7) is clamped and fixed in the folding limit groove frame (8) at the right end of the support base (1); the elastic cloth absorbing channel (7) can stretch and contract the channel along with the left-right translation of the collecting control box (4) to realize the switching of coal dust suction structures.
2. The coal dust control device for the fully mechanized coal mining face of claim 1, wherein: the elastic cloth absorption channel (7) comprises a support frame (71), elastic urethane cloth (72) and an air inlet frame (73); the interior of the support frame (71) is connected to the spandex fabric (72), and the intake frame (73) is disposed in the middle of the spandex fabric (72).
3. The coal dust control device for the coal mine fully mechanized coal mining face according to claim 1, characterized in that: the folding limiting groove frame (8) comprises a U-shaped clamping groove (81), a connecting bearing (82) and a limiting fixing ring (83); several pass through between U-shaped draw-in groove (81) connect bearing (82) and connect, just the outside of U-shaped draw-in groove (81) is provided with spacing solid fixed ring (83), spacing solid fixed ring (83) cooperate with the grafting connecting rod and stereotype fixed folding spacing truss (8).
4. The coal dust control device for the fully mechanized coal mining face of claim 3, wherein: the supporting frame (71) is clamped inside the U-shaped clamping groove (81) and is matched with the inserting connecting rod to integrally support and fix the elastic cloth absorbing channel (7).
5. The coal dust control device for the coal mine fully mechanized coal mining face according to claim 1, characterized in that: the collection control box (4) comprises a rotary connecting shaft (41), an air door swinging plate (42), a rubber sheet (43) and an outer row connecting seat (44); the upper end in the collection control box (4) is connected with a pair of air door swinging plates (42) through the rotary connecting shaft (41), and the bottom of each air door swinging plate (42) is connected with a rubber sheet (43); the middle of the upper wall of the collection control box (4) is connected with the outer discharge connecting seat (44).
6. The coal dust control device for the coal mine fully mechanized coal mining face according to claim 5, characterized in that: the air door swinging plate (42) forms a free opening and closing structure under the action of the suction fan (6), and a manual rod is connected to the outer side of the rotating connecting shaft (41).
7. The coal dust control device for the coal mine fully mechanized coal mining face according to claim 5, characterized in that: the external discharge connecting seat (44) is connected with an external coal dust suction pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122922815.3U CN217055249U (en) | 2021-11-25 | 2021-11-25 | Coal dust prevention and control device for fully mechanized coal mining face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122922815.3U CN217055249U (en) | 2021-11-25 | 2021-11-25 | Coal dust prevention and control device for fully mechanized coal mining face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217055249U true CN217055249U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122922815.3U Active CN217055249U (en) | 2021-11-25 | 2021-11-25 | Coal dust prevention and control device for fully mechanized coal mining face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217055249U (en) |
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2021
- 2021-11-25 CN CN202122922815.3U patent/CN217055249U/en active Active
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