CN210033982U - Wind expander for underground tunneling of coal mine - Google Patents
Wind expander for underground tunneling of coal mine Download PDFInfo
- Publication number
- CN210033982U CN210033982U CN201920852684.6U CN201920852684U CN210033982U CN 210033982 U CN210033982 U CN 210033982U CN 201920852684 U CN201920852684 U CN 201920852684U CN 210033982 U CN210033982 U CN 210033982U
- Authority
- CN
- China
- Prior art keywords
- expander
- wind
- shell
- drainage inner
- circular seam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a wind-force expander for colliery is tunnelling in pit, including expander casing, circumferential weld drainage inner core, side air intake, front end amortization lid, pressure wind filter and clearance mouth, the expander casing is the hollow cylinder structure, just radians such as expander casing inside are provided with three circumferential weld drainage inner core, radians such as expander casing one end set up a plurality of side air intake side by side. The utility model has the advantages that: the utility model discloses an expander casing adopts the stainless steel, and the inlet end has set up the clearance mouth, and the staff can very light, convenient clear away the peripheral circumferential weld of circumferential weld drainage inner core and block up to guaranteed that the product is pleasing to the eye, corrosion-resistant and effective life. The utility model discloses an inlet end is equipped with presses the wind filter, and cooperates the front end amortization lid of expander casing one end, guarantees that the ambient noise of this expander during operation is little, and through preventing static spark grounding piece, makes this expander use very safe and reliable.
Description
Technical Field
The utility model relates to a wind-force expander specifically is a wind-force expander that is used for colliery to tunnel in pit, belongs to wind-force expander application technical field.
Background
The wind expander is a special device mainly used for dust removal, local ventilation and equipment cooling of the underground coal mine heading face, adopts compressed air as power, does not work electrically, and is safe and reliable. Can be used in explosive gas environment.
The basic principle of the wind expander is that compressed air is used as power, the principle of circular seam drainage is utilized, and negative pressure is generated through rapid flowing of gas, so that the gas-containing air is rapidly diluted and expanded, and the purpose of diluting gas is achieved.
The existing wind expander for underground coal mine tunneling still has many defects when in use, workers are not convenient to clean annular seam plugs around a ten-annular seam drainage inner core, the existing wind expander is poor in corrosion resistance and low in effective service life, the existing wind expander for underground coal mine tunneling is high in noise when in use, and is not safe and reliable enough in use, and the existing wind expander for underground coal mine tunneling is low in air inlet efficiency and incomplete in air inlet.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at is in order to solve current wind-force expander that is used for the colliery to tunnel in the pit when using, the staff is not convenient for clear up ten circumferential weld drainage inner core peripheral circumferential weld blockages, and current wind-force expander is corrosion-resistant poor, effective life is low, and the noise when current wind-force expander that is used for the colliery to tunnel in the pit uses is big, and use safe and reliable inadequately, and the current wind-force expander that is used for the colliery to tunnel in the pit air intake efficiency slow, the incomplete problem of air intake, and provide a wind-force expander that is used for the colliery to tunnel in the pit.
The purpose of the utility model can be realized by the following technical scheme: a wind power expander for underground coal mine tunneling comprises an expander shell, a circular seam drainage inner core, side air inlets, a front end silencing cover, a compressed air filter and a cleaning opening, wherein the expander shell is of a hollow cylindrical structure, three circular seam drainage inner cores are arranged in the expander shell in an equal radian mode, a plurality of side air inlets are arranged in parallel in an equal radian mode at one end of the expander shell, and the front end silencing cover is arranged on the side wall of one end of the expander shell;
the middle inside the air inlet end of the expander shell is provided with a compressed air filter, the air inlet end of the expander shell is provided with a cleaning port, and the bottom of the outer wall of the expander shell is provided with an anti-static spark grounding block;
a cylindrical main connecting shaft is arranged between the three circular seam drainage inner cores, and the main connecting shaft is fixedly connected with the three circular seam drainage inner cores through a plurality of connecting rods.
The utility model discloses a further technological improvement lies in: the three circular seam drainage inner cores are arranged in parallel, and are of hollow cylindrical structures.
The utility model discloses a further technological improvement lies in: the expander is characterized in that mounting rings are arranged at two ends of the top of the outer wall of the expander shell and are of hollow circular ring structures, and the mounting rings are connected with connecting and fixing parts outside the expander through the mounting rings, so that the expander is more stable and firm when in use and convenient to install and use.
The utility model discloses a further technological improvement lies in: the length of the total connecting shaft is smaller than that of the expander shell, and the total connecting shaft and the three circular seam drainage inner cores are arranged in parallel.
The utility model discloses a further technological improvement lies in: the area of the front end silencing cover is matched with the sectional area of the expander shell, so that the front end silencing cover and the expander shell are connected more firmly.
The utility model discloses a further technological improvement lies in: the shortest distances between the three circular seam drainage inner cores and the inner wall of the expander shell are equal, and the distances between the main connecting shaft and the three circular seam drainage inner cores are equal, so that the distribution positions of the three circular seam drainage inner cores are more uniform, the air inlet efficiency of the expander is improved, and the components of the expander are connected more firmly.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an inside core part all adopts the aluminum alloy material, need not anticorrosive treatment, just the utility model discloses an expander casing adopts the stainless steel, and the inlet end has set up the clearance mouth, and the staff can very light, convenient clear away the peripheral circumferential weld of circumferential weld drainage inner core and block up to guaranteed that the product is pleasing to the eye, corrosion-resistant and effective life.
2. The utility model discloses an inlet end is equipped with presses the wind filter, and cooperates the front end amortization lid of expander casing one end, guarantees that the ambient noise of this expander during operation is little, and through preventing static spark grounding piece, makes this expander use very safe and reliable.
3. The three circular seam drainage inner cores are connected to a main connecting shaft through connecting rods, so that the tightness of connection of all components of the expander is stronger, and the expander is provided with a plurality of circular side air inlets which are arranged side by side in a manner of matching with the outer wall of the expander shell in an equal radian, so that air can be fed into the expander more quickly and comprehensively, and the working efficiency is improved; the utility model discloses convenient operation, it is firm durable, have good social, be fit for using widely.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a front view of the overall structure of the present invention.
Fig. 2 is a side view of the overall structure of the present invention.
In the figure: 1. an expander housing; 2. a circular seam drainage inner core; 3. a side air inlet; 4. an air inlet end; 5. a front end noise reduction cover; 6. a compressed air filter; 7. a mounting ring; 8. a main connecting shaft; 9. a connecting rod; 10. cleaning the opening; 11. prevent static spark ground connection piece.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, a wind power expander for underground coal mine tunneling comprises an expander shell 1, circular seam drainage inner cores 2, side air inlets 3, a front end silencing cover 5, a compressed air filter 6 and a cleaning port 10, wherein the expander shell 1 is of a hollow cylindrical structure, three circular seam drainage inner cores 2 are arranged in the expander shell 1 at equal radians, a plurality of side air inlets 3 are arranged in parallel at one end of the expander shell 1 at equal radians, and the front end silencing cover 5 is arranged on the side wall of one end of the expander shell 1;
the middle inside the air inlet end 4 of the expander shell 1 is provided with a compressed air filter 6, the air inlet end 4 of the expander shell 1 is provided with a cleaning port 10, and the bottom of the outer wall of the expander shell 1 is provided with an anti-static spark grounding block 11;
a cylindrical main connecting shaft 8 is arranged between the three circular seam drainage inner cores 2, and the main connecting shaft 8 is fixedly connected with the three circular seam drainage inner cores 2 through a plurality of connecting rods 9 respectively.
The utility model discloses a further technological improvement lies in: the three circular seam drainage inner cores 2 are arranged in parallel, and the three circular seam drainage inner cores 2 are of hollow cylindrical structures.
The utility model discloses a further technological improvement lies in: the mounting rings 7 are arranged at two ends of the top of the outer wall of the expander shell 1, the mounting rings 7 are of hollow circular ring structures, and are connected with the connecting fixing piece outside the expander through the mounting rings 7, so that the expander is guaranteed to be more stable and firm when in use and convenient to install and use.
The utility model discloses a further technological improvement lies in: the length of the total connecting shaft 8 is less than that of the expander shell 1, and the total connecting shaft 8 and the three circular seam drainage inner cores 2 are arranged in parallel.
The utility model discloses a further technological improvement lies in: the area of the front end silencing cover 5 is matched with the sectional area of the expander shell 1, so that the front end silencing cover 5 and the expander shell 1 are connected more firmly and firmly.
The utility model discloses a further technological improvement lies in: the shortest distances between the three circular seam drainage inner cores 2 and the inner wall of the expander shell 1 are equal, and the distances between the main connecting shaft 8 and the three circular seam drainage inner cores 2 are equal to ensure that the distribution positions of the three circular seam drainage inner cores 2 are more uniform, so that the air inlet efficiency of the expander is improved, and the components of the expander are connected more firmly.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an inside core part all adopts the aluminum alloy material, need not anticorrosive treatment, just the utility model discloses an expander casing 1 adopts the stainless steel, and inlet end 4 has set up clearance mouth 10, and the staff can very light, convenient clear away the peripheral circumferential weld of circumferential weld drainage inner core 2 and block up to guaranteed that the product is pleasing to the eye, corrosion-resistant and effective life.
2. The utility model discloses an inlet end 4 is equipped with presses wind filter 6, and cooperates the front end amortization lid 5 of 1 one end of expander casing, guarantees that the ambient noise of this expander during operation is little, and through preventing static spark grounding piece, makes this expander use very safe and reliable.
3. The three circular seam drainage inner cores 2 are connected to a main connecting shaft 8 through connecting rods 9, so that the tightness of connection of all components of the expander is stronger, and the expander is faster and more comprehensive in air inlet by matching with a plurality of circular side air inlets 3 which are arranged in parallel at equal radians on the outer wall of the expander shell 1, and the working efficiency is improved; the utility model discloses convenient operation, it is firm durable, have good social, be fit for using widely.
The working principle is as follows: when the utility model is used, firstly, the safety of each part of the utility model is checked, then, the circular seam drainage inner core 2 arranged by three equal radians is matched with a plurality of side air inlets 3 for common air inlet ventilation, negative pressure is generated by the rapid flow of gas, so that the air containing gas is rapidly diluted, expanded and scattered, so as to dilute the gas, through the cleaning port 10, the working personnel can easily and conveniently clear the circular seam blockage at the periphery of the circular seam drainage inner core 2, thereby ensuring the beautiful, corrosion-resistant and effective service life of the product, the environmental noise is small when the expander works through the compressed air filter 6 matched with the front end silencing cover 5 at one end of the expander shell 1, and the expander is very safe and reliable in use through the anti-static spark grounding block, the three circular seam drainage inner cores 2 are all connected to a main connecting shaft 8 through the connecting rod 9, guarantee that the fastening nature that each subassembly of this expander is connected is stronger, and the circular side air intake 3 of a plurality of that radian such as 1 outer wall of cooperation expander casing set up side by side makes this expander air inlet faster, more comprehensive, has improved the efficiency of work.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A wind-force expander for colliery is tunnelling in pit which characterized in that: the air compression filter comprises an expander shell (1), a circumferential weld drainage inner core (2), side air inlets (3), a front end silencing cover (5), an air compression filter (6) and a cleaning port (10), wherein the expander shell (1) is of a hollow cylindrical structure, three circumferential weld drainage inner cores (2) are arranged in the expander shell (1) at equal radians, a plurality of side air inlets (3) are arranged at one end of the expander shell (1) at equal radians side by side, and the front end silencing cover (5) is arranged on the side wall of one end of the expander shell (1);
a compressed air filter (6) is arranged in the middle of the inner part of the air inlet end (4) of the expander shell (1), a cleaning port (10) is arranged at the air inlet end (4) of the expander shell (1), and an anti-static spark grounding block (11) is arranged at the bottom of the outer wall of the expander shell (1);
a cylindrical main connecting shaft (8) is arranged between the three circular seam drainage inner cores (2), and the main connecting shaft (8) is fixedly connected with the three circular seam drainage inner cores (2) through a plurality of connecting rods (9).
2. The wind expander for underground coal mine tunneling according to claim 1, wherein every two of the three circular seam drainage inner cores (2) are arranged in parallel, and the three circular seam drainage inner cores (2) are all of a hollow cylindrical structure.
3. The wind expander for underground coal mine tunneling according to claim 1, wherein mounting rings (7) are arranged at two ends of the top of the outer wall of the expander shell (1), and the mounting rings (7) are of hollow circular ring structures.
4. The wind expander for underground coal mine tunneling according to claim 1, wherein the length of the total connecting shaft (8) is smaller than that of the expander shell (1), and the total connecting shaft (8) and the three circular seam drainage inner cores (2) are arranged in parallel.
5. The wind power expander for coal mine underground excavation according to claim 1, wherein the area of the front end silencing cover (5) is matched with the size of the cross-sectional area of the expander casing (1).
6. The wind expander for coal mine underground excavation according to claim 1, characterized in that the shortest distances between the three circular seam drainage cores (2) and the inner wall of the expander shell (1) are equal, and the distances between the total connecting shaft (8) and the three circular seam drainage cores (2) are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920852684.6U CN210033982U (en) | 2019-06-06 | 2019-06-06 | Wind expander for underground tunneling of coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920852684.6U CN210033982U (en) | 2019-06-06 | 2019-06-06 | Wind expander for underground tunneling of coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210033982U true CN210033982U (en) | 2020-02-07 |
Family
ID=69346987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920852684.6U Active CN210033982U (en) | 2019-06-06 | 2019-06-06 | Wind expander for underground tunneling of coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210033982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116571371A (en) * | 2023-07-06 | 2023-08-11 | 中国空气动力研究与发展中心高速空气动力研究所 | Ejector device combining distributed two-dimensional spray pipe and traditional circumferential seam |
-
2019
- 2019-06-06 CN CN201920852684.6U patent/CN210033982U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116571371A (en) * | 2023-07-06 | 2023-08-11 | 中国空气动力研究与发展中心高速空气动力研究所 | Ejector device combining distributed two-dimensional spray pipe and traditional circumferential seam |
| CN116571371B (en) * | 2023-07-06 | 2023-09-08 | 中国空气动力研究与发展中心高速空气动力研究所 | Ejector device combining distributed two-dimensional spray pipe and traditional circumferential seam |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210033982U (en) | Wind expander for underground tunneling of coal mine | |
| CN206263895U (en) | A kind of breast drill dust arrester | |
| CN103388572A (en) | Vortex type sound insulation air filter for air compressor | |
| CN210272503U (en) | Explosion-proof lithium battery | |
| CN101864985A (en) | Gas diluter | |
| CN210266301U (en) | Connecting structure for gas pipe | |
| CN204741051U (en) | Detachable lead acid battery of electrode | |
| CN210218294U (en) | Cylinder convenient to maintain and that leakproofness is good | |
| CN203677769U (en) | Isolated compressed oxygen self-rescuer | |
| CN207830818U (en) | A kind of explosion-proof fire-fighting plug | |
| CN205686880U (en) | A kind of vacuum type colliery main frame placing box | |
| CN204984807U (en) | Positive negative pressure conversion equipment | |
| CN207827386U (en) | A kind of collection device of plastic grain | |
| CN203833256U (en) | Particle pump | |
| CN201705385U (en) | Methane gas diluter | |
| CN203348029U (en) | Anti-leakage device of coal gas pressure machine | |
| CN217129808U (en) | Wear-resisting multistage centrifugal pump with sealing mechanism for coal mine | |
| CN215214128U (en) | Vertical single-stage fire pump | |
| CN204253430U (en) | A kind of mechanical seal structure | |
| CN208826530U (en) | A kind of bolt dismantling device | |
| CN107137993B (en) | Antistatic filter bag | |
| CN207195940U (en) | Crankshaft hole airtight construction and its mounting tool | |
| CN206635268U (en) | A kind of airtight valve of production of carbon black | |
| CN215430739U (en) | Useless laboratory convulsions head structure that detects of danger | |
| CN217980058U (en) | Stagnation point interface for blasting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |