CN220151350U - Dust fall mechanism for coal mining machine - Google Patents
Dust fall mechanism for coal mining machine Download PDFInfo
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- CN220151350U CN220151350U CN202223322802.3U CN202223322802U CN220151350U CN 220151350 U CN220151350 U CN 220151350U CN 202223322802 U CN202223322802 U CN 202223322802U CN 220151350 U CN220151350 U CN 220151350U
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- Prior art keywords
- coal mining
- mining machine
- dust fall
- pipe
- dust
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- 230000007246 mechanism Effects 0.000 title claims abstract description 54
- 239000000428 dust Substances 0.000 title claims abstract description 53
- 239000003245 coal Substances 0.000 title claims abstract description 40
- 238000005065 mining Methods 0.000 title claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims abstract description 29
- 239000007921 spray Substances 0.000 claims abstract description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 8
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model provides a dust fall mechanism for a coal mining machine, which belongs to the technical field of coal mining machines and comprises a main body mechanism, wherein the main body mechanism comprises a coal mining machine rocker arm; the dust fall mechanism is arranged at the top of the rocker arm of the coal mining machine and comprises a protective shell, a fixed pipe is arranged in an inner cavity of the protective shell, a supporting pipe is arranged at the top of the fixed pipe, and a spray head is arranged on one side of the supporting pipe. According to the utility model, the dust falling mechanism is arranged, when the dust is reduced to the outside, the electric telescopic rod is started by the external control switch, and the fixed pipe is driven to move upwards by the electric telescopic rod, so that the fixed pipe drives the supporting pipe to move upwards, and the spray head moves upwards, thereby achieving the effect of reducing the dust to the outside.
Description
Technical Field
The utility model relates to the field of coal mining machines, in particular to a dust fall mechanism for a coal mining machine.
Background
The coal mining machine is one of main equipment of fully-mechanized complete equipment, the coal mining machine is developed from a coal cutter, the coal mining machine is a large complex system integrating mechanical, electric and hydraulic functions, the working environment is severe, if faults occur, the whole coal mining work is interrupted, huge economic loss is caused, and the coal mining machine is an important equipment for realizing the mechanization and modernization of coal mine production
The coal-winning machine can produce the raise dust when cutting coal work, and current dust separation dust fall device spray head can not accomodate when using, still is in the expansion state when not using, and very inconvenient, and in the coal-winning process, the dust is great, has the dust to pile up on the atomising head, and long-term so, will cause the jam to the atomising head to influence effect and the quality of spraying dust fall.
Disclosure of Invention
In order to overcome the above disadvantages, the present utility model provides a dust fall mechanism for a coal mining machine, which overcomes the above technical problems or at least partially solves the above problems.
The utility model is realized in the following way:
the utility model provides a dust fall mechanism for a coal mining machine, which comprises a main body mechanism, wherein the main body mechanism comprises a coal mining machine rocker arm;
the dust fall mechanism is arranged at the top of the rocker arm of the coal mining machine and comprises a protective shell, a fixed pipe is arranged in an inner cavity of the protective shell, a supporting pipe is arranged at the top of the fixed pipe, a spray head is arranged at one side of the supporting pipe, and a protection plate is arranged at the top of the supporting pipe;
the connecting mechanism is arranged at the bottom of the protective shell.
In one embodiment of the utility model, an electric telescopic rod is arranged in the inner cavity of the protective shell, and the output end of the electric telescopic rod is arranged at the bottom of the fixed pipe.
In one embodiment of the utility model, the connection mechanism comprises clamping plates, the number of which is two.
In one embodiment of the utility model, the inner cavity of the protective shell is provided with a bidirectional threaded rod, the surface of the bidirectional threaded rod is arranged in the inner cavity of the clamping plate, and one side of the bidirectional threaded rod penetrates through the outer side of the protective shell and is provided with a rotary table.
In one embodiment of the utility model, two support rods are arranged on one side of one clamping plate, one end of each support rod is arranged in the inner cavities of the two clamping plates, and a positioning rod is arranged at the top of each support rod.
In one embodiment of the utility model, the top of the supporting rod is provided with a plurality of positioning holes.
In one embodiment of the utility model, a fixed shell is arranged at the bottom of the protection plate, and a fan is arranged in an inner cavity of the fixed shell.
In one embodiment of the utility model, a guide groove matched with the clamping plate is formed at the bottom of the protective shell.
In one embodiment of the utility model, a bearing is arranged on the surface of the bidirectional threaded rod, and the outer side of the bearing outer ring is arranged on the inner wall of the protective shell.
In one embodiment of the utility model, a water inlet pipe is arranged on one side of the protective shell, a corrugated pipe is arranged on one side of the fixed pipe, and one end of the corrugated pipe penetrates through the protective shell and is communicated with the water inlet pipe.
The utility model provides a dust fall mechanism for a coal mining machine, which has the beneficial effects that:
1. through setting up dust fall mechanism, when carrying out the dust fall to the external world, utilize external control switch to start electric telescopic handle, drive fixed pipe through electric telescopic handle and upwards remove for fixed pipe drives the stay tube and upwards removes, makes the atomising head upwards remove, thereby reaches the effect of carrying out the dust fall to the external world, and through electric telescopic handle, not only conveniently accomodate the atomising head, can also adjust the height of atomising head.
2. Through setting up the cooperation of fixed shell and fan and using, support the fan through the fixed shell, then utilize external control switch to start the fan, blow the atomising head through the fan to prevent that the dust from piling up on the atomising head, prevent the atomising head jam.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall block diagram provided by an embodiment of the present utility model;
FIG. 2 is a first perspective view of a partial structure provided by an embodiment of the present utility model;
FIG. 3 is a second perspective view of a partial structure provided by an embodiment of the present utility model;
FIG. 4 is a first cross-sectional view of a partial structure provided by an embodiment of the present utility model;
fig. 5 is a second cross-sectional view of a partial structure provided by an embodiment of the present utility model.
In the figure: 100. a main body mechanism; 101. a rocker arm of the coal mining machine; 200. a dust fall mechanism; 201. a protective shell; 202. a fixed tube; 203. a support tube; 204. a spray head; 205. a protection plate; 206. an electric telescopic rod; 207. a fixed case; 208. a fan; 209. a water inlet pipe; 210. a bellows; 300. a connecting mechanism; 301. a clamping plate; 302. a two-way threaded rod; 303. a turntable; 304. a support rod; 305. a positioning rod; 306. positioning holes; 307. a guide groove; 308. and (3) a bearing.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a dust fall mechanism 200 for coal-winning machine, including main body mechanism 100, dust fall mechanism 200 and coupling mechanism 300, main body mechanism 100 is used for supporting dust fall mechanism 200, dust fall mechanism 200 is used for the dust fall, coupling mechanism 300 is used for connecting shield 201, main body mechanism 100 includes coal-winning machine rocking arm 101, dust fall mechanism 200 sets up in the top of coal-winning machine rocking arm 101, dust fall mechanism 200 includes shield 201, the inner chamber sliding connection of shield 201 has fixed pipe 202, fixed pipe 202's top fixedly communicates there is stay tube 203, one side fixedly communicates of stay tube 203 has atomising head 204, the top fixedly connected with guard plate 205 of stay tube 203, coupling mechanism 300 sets up in the bottom of shield 201.
The inner chamber fixedly connected with electric telescopic handle 206 of protecting crust 201, electric telescopic handle 206's output fixed connection is in the bottom of fixed pipe 202, through setting up dust fall mechanism 200, when carrying out the dust fall to the external world, utilize external control switch to start electric telescopic handle 206, drive fixed pipe 202 through electric telescopic handle 206 and upwards remove for fixed pipe 202 drives stay tube 203 and upwards moves, makes atomising head 204 upwards remove, thereby reaches the effect of carrying out the dust fall to the external world, and through electric telescopic handle 206, not only conveniently accomodate atomising head 204, can also adjust atomising head 204's height.
The connecting mechanism 300 comprises two clamping plates 301, the two clamping plates 301 are rotatably connected with a bidirectional threaded rod 302 in the inner cavity of the protective shell 201, the surface of the bidirectional threaded rod 302 is in threaded connection with the inner cavity of the clamping plate 301, one side of the bidirectional threaded rod 302 penetrates through the outer side of the protective shell 201 and is fixedly connected with a rotary table 303, the rotary table 303 is rotated by the aid of the connecting mechanism 300, the rotary table 303 drives the bidirectional threaded rod 302 to rotate, and accordingly the clamping plates 301 move to the opposite side, and clamping effects on the rocker arm 101 of the coal mining machine are achieved.
One side swing joint of one of them grip block 301 has two bracing pieces 304, and the one end swing joint of bracing piece 304 has locating lever 305 in the inner chamber of two grip block 301, and locating hole 306 has been seted up at the top of bracing piece 304, and the quantity of locating hole 306 is a plurality of, uses through setting up bracing piece 304, locating lever 305 and locating hole 306's cooperation, with bracing piece 304 card at the inner chamber of grip block 301 to reach the effect that increases grip block 301 stability.
The bottom fixedly connected with fixed casing 207 of guard plate 205, fan 208 is installed through the bolt to the inner chamber of fixed casing 207, through setting up the cooperation of fixed casing 207 and fan 208 and using, supports fan 208 through fixed casing 207, then utilizes external control switch to start fan 208, blows atomising head 204 through fan 208 to prevent that the dust from piling up on atomising head 204, prevent atomising head 204 from blocking.
The bottom of the protective housing 201 is provided with a guide groove 307 which is used in cooperation with the clamping plate 301.
The surface of the bidirectional threaded rod 302 is fixedly sleeved with a bearing 308, and the outer side of the outer ring of the bearing 308 is fixedly connected to the inner wall of the protective shell 201.
One side of the protective shell 201 is fixedly communicated with a water inlet pipe 209, one side of the fixed pipe 202 is fixedly communicated with a corrugated pipe 210, one end of the corrugated pipe 210 penetrates through the protective shell 201 and is communicated with the water inlet pipe 209, water is input from the water inlet pipe 209 through the matched use of the water inlet pipe 209 and the corrugated pipe 210, the water inlet pipe 209 reenters the inner cavity of the corrugated pipe 210, and the corrugated pipe 210 does not influence the movement of the fixed pipe 202.
Specifically, the working process or working principle of the dust settling mechanism 200 for the coal mining machine is as follows: the coal cutter can produce the raise dust when carrying out the coal cutting work, therefore install dust fall mechanism 200 on the coal cutter, and when carrying out the dust fall, through rotating carousel 303, make carousel 303 drive two-way threaded rod 302 and rotate, thereby make grip block 301 move to opposite one side, thereby reach the effect of carrying out the centre gripping to coal cutter rocking arm 101, at this moment with water input from inlet tube 209, make inlet tube 209 reentrant bellows 210's inner chamber, and bellows 210 can not influence the removal of fixed pipe 202, when carrying out the dust fall to the external world, utilize external control switch to start electric telescopic handle 206, drive fixed pipe 202 through electric telescopic handle 206 and upwards move, make fixed pipe 202 drive stay tube 203 upwards and remove, make atomising head 204 upwards remove, thereby reach the effect of carrying out the dust fall to the external world, and through electric telescopic handle 206, not only conveniently accomodate atomising head 204, can also adjust the height of atomising head 204, then utilize external control switch fan 208 to start, carry out the operation to atomising head 204 through the fan 208, thereby prevent to pile up on atomising head 204 on the atomising head 204, prevent to pile up on the atomising head 204.
It should be noted that the rocker arm 101, the electric telescopic rod 206 and the fan 208 of the coal mining machine are devices or apparatuses existing in the prior art, or are devices or apparatuses that can be implemented in the prior art, and the power supply, the specific composition and the principle thereof will be clear to those skilled in the art, so that detailed descriptions thereof will not be repeated.
Claims (10)
1. A dust fall mechanism for a coal mining machine is characterized by comprising
A body mechanism (100), the body mechanism (100) comprising a shearer swing arm (101);
the dust settling mechanism (200), the dust settling mechanism (200) is arranged at the top of the rocker arm (101) of the coal mining machine, the dust settling mechanism (200) comprises a protective shell (201), a fixed pipe (202) is arranged in an inner cavity of the protective shell (201), a supporting pipe (203) is arranged at the top of the fixed pipe (202), a spray nozzle (204) is arranged at one side of the supporting pipe (203), and a protection plate (205) is arranged at the top of the supporting pipe (203);
and the connecting mechanism (300) is arranged at the bottom of the protective shell (201).
2. The dust fall mechanism for a coal mining machine according to claim 1, wherein an inner cavity of the protective housing (201) is provided with an electric telescopic rod (206), and an output end of the electric telescopic rod (206) is arranged at the bottom of the fixed pipe (202).
3. A dust fall mechanism for a coal mining machine according to claim 1, wherein the connecting mechanism (300) includes two clamping plates (301), the number of the clamping plates (301) being two.
4. A dust fall mechanism for a coal mining machine according to claim 3, wherein the inner cavity of the protective housing (201) is provided with a bidirectional threaded rod (302), the surface of the bidirectional threaded rod (302) is arranged in the inner cavity of the clamping plate (301), and one side of the bidirectional threaded rod (302) penetrates through the outer side of the protective housing (201) and is provided with a turntable (303).
5. A dust fall mechanism for a coal mining machine according to claim 3, wherein one side of one clamping plate (301) is provided with two supporting rods (304), one end of each supporting rod (304) is arranged in the inner cavity of the two clamping plates (301), and the top of each supporting rod (304) is provided with a positioning rod (305).
6. The dust settling mechanism for a coal mining machine according to claim 5, wherein positioning holes (306) are formed in the top of the supporting rod (304), and the number of the positioning holes (306) is a plurality.
7. The dust fall mechanism for a coal mining machine according to claim 1, wherein a fixed shell (207) is arranged at the bottom of the protection plate (205), and a fan (208) is arranged in an inner cavity of the fixed shell (207).
8. A dust fall mechanism for a coal mining machine according to claim 3, characterized in that a guide groove (307) matched with the clamping plate (301) is formed at the bottom of the protective shell (201).
9. The dust settling mechanism for a coal mining machine according to claim 4, wherein a bearing (308) is arranged on the surface of the bidirectional threaded rod (302), and the outer side of the outer ring of the bearing (308) is arranged on the inner wall of the protective shell (201).
10. The dust fall mechanism for a coal mining machine according to claim 1, wherein a water inlet pipe (209) is arranged on one side of the protective housing (201), a corrugated pipe (210) is arranged on one side of the fixed pipe (202), and one end of the corrugated pipe (210) penetrates through the protective housing (201) and is communicated with the water inlet pipe (209).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223322802.3U CN220151350U (en) | 2022-12-12 | 2022-12-12 | Dust fall mechanism for coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223322802.3U CN220151350U (en) | 2022-12-12 | 2022-12-12 | Dust fall mechanism for coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220151350U true CN220151350U (en) | 2023-12-08 |
Family
ID=89019416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223322802.3U Active CN220151350U (en) | 2022-12-12 | 2022-12-12 | Dust fall mechanism for coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220151350U (en) |
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2022
- 2022-12-12 CN CN202223322802.3U patent/CN220151350U/en active Active
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