CN114278358A - Belt air door or scraper-trough conveyer air door anti-reflux device - Google Patents
Belt air door or scraper-trough conveyer air door anti-reflux device Download PDFInfo
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- CN114278358A CN114278358A CN202111563197.6A CN202111563197A CN114278358A CN 114278358 A CN114278358 A CN 114278358A CN 202111563197 A CN202111563197 A CN 202111563197A CN 114278358 A CN114278358 A CN 114278358A
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- scraper
- damper
- fixedly connected
- air door
- belt
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Abstract
The invention discloses a belt air door or scraper-trough conveyer air door anti-reflux device, comprising: the air conditioner comprises a frame body, wherein the surface of the frame body is provided with an air door hole; the anti-reflux baffle is hinged with the inner top of the frame body; the fixing plate is fixedly connected with the inner side of the roadway, a transversely arranged fixing barrel is arranged in the middle of the fixing plate, and an inlet wire notch is formed in the middle of the fixing barrel; one end of the steel wire rope is fixedly connected with the surface of the backflow prevention baffle, and the other end of the steel wire rope penetrates through the wire inlet notch, extends into the fixed cylinder and is fixedly connected with the sliding piece; the telescopic part, the tip fixed connection of telescopic part and fixed barrel, the telescopic link of telescopic part is located the hole of fixed barrel, and the tip and the slider fixed connection of telescopic link. The anti-reflux device solves the problems that the existing anti-reflux device for the belt hole and the scraper-trough conveyer hole is inconvenient to install and maintain and has poor use effect.
Description
Technical Field
The invention relates to the technical field of countercurrent prevention, in particular to an countercurrent prevention device for a belt air door or a scraper-trough conveyer air door.
Background
The outburst prevention air door is a door which can play a role in isolation when gas disasters (gas outburst and explosion) occur on the outburst prevention working face, so that the disaster range is prevented from being enlarged, the circulation of internal air can be realized, and the concentration of inflammable gas in a mine roadway is ensured to be kept at a safe level. The anti-outburst air doors are mostly belt air doors and scraper-trough conveyer air doors, the original belt hole and scraper-trough conveyer hole anti-reflux device is inconvenient to install and maintain and poor in using effect, and therefore the belt air door or scraper-trough conveyer air door anti-reflux device with a good practical effect is provided.
Disclosure of Invention
In order to solve the defects and shortcomings of the prior art, the invention aims to provide a belt air door or scraper-trough conveyer air door backflow prevention device.
The technical scheme of the invention is that a belt air door or scraper-trough conveyer air door anti-reflux device, comprising:
the frame body is fixedly connected in the roadway, the frame body is an outer frame of a belt air door or a scraper-trough conveyer air door, and air door holes are formed in the surface of the frame body;
the anti-reflux baffle is hinged with the inner top of the frame body, and the side surface and the bottom of the anti-reflux baffle are matched with the inner side wall of the frame body;
the fixing plate is fixedly connected with the inner side of the roadway, a transversely arranged fixing barrel is arranged in the middle of the fixing plate, and an inlet wire notch is formed in the middle of the fixing barrel;
one end of the steel wire rope is fixedly connected with the surface of the backflow prevention baffle, and the other end of the steel wire rope penetrates through the wire inlet notch, extends into the fixed cylinder and is fixedly connected with the sliding piece;
the telescopic part, the tip fixed connection of telescopic part and fixed barrel, the telescopic link of telescopic part is located the hole of fixed barrel, and the tip and the slider fixed connection of telescopic link.
Optionally, a matching plate is fixedly connected to the inner side of the frame body and close to the bottom of the frame body, a notch is formed in the top of the matching plate, and a protrusion is arranged at the bottom of the backflow prevention baffle.
Optionally, the top of the mating plate is provided with a sealing rubber strip.
Optionally, the surface of the anti-reflux baffle is fixedly connected with a connecting lug plate, an annular suspension buckle is connected to an ear hole of the connecting lug plate, and the end of the steel wire rope is fixedly connected with the annular suspension buckle through a rope locking piece.
Optionally, one end of the telescopic rod, which is far away from the body of the telescopic member, is fixedly connected with a thin connecting rod, and the other end of the thin connecting rod is fixedly connected with the end of the sliding member.
Optionally, the number of the thin connecting rods is two, and the two thin connecting rods are arranged in central symmetry about the central axis of the telescopic rod.
Optionally, the surface of the fixing plate is provided with a plurality of mounting holes.
The invention has the beneficial effects that: compared with the prior art, the anti-reflux structure has the advantages that the opening and closing structure consisting of the anti-reflux baffle, the steel wire rope, the telescopic piece and the fixing plate is arranged, the telescopic rod of the telescopic piece can drive the sliding piece to move to retract and release the top end of the steel wire rope, and the bottom end of the steel wire rope drives the anti-reflux plate to open and close.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic side view of the present invention;
FIG. 5 is an enlarged partial view taken at B in FIG. 1;
fig. 6 is a perspective view of the connecting structure of the telescopic member and the sliding member of the present invention.
Detailed Description
The invention will be further described with reference to the following drawings and specific embodiments:
referring to fig. 1 to 6, a belt damper or a scraper-trough conveyer damper anti-reverse flow device includes: the air door structure comprises a frame body 1, wherein the frame body 1 is fixedly connected in a roadway, the frame body 1 is an outer frame of a belt air door or a scraper-trough conveyer air door, the outer side of the frame body 1 is required to be in sealed connection with the inner side of the roadway, an air door hole 2 is formed in the surface of the frame body 1, and the air door hole 2 is used for ventilation; the anti-reflux baffle 5 is hinged with the inner top of the frame body 1, the hinge joint needs to bear the self weight of the anti-reflux plate 5, a group of hinge parts can be adopted for connection, the side surface and the bottom of the anti-reflux baffle 5 are matched with the inner side wall of the frame body 1, and the opening and closing of the anti-reflux baffle 5 can open or block the air door hole 2; the fixing plate 6 is fixedly connected with the inner side of the roadway, the middle part of the fixing plate 6 is provided with a transversely arranged fixing cylinder 8, the middle part of the fixing cylinder 8 is provided with an inlet wire notch 9, and the inlet wire notch 9 is arranged at a position, close to the middle, of the fixing cylinder 8; one end of the steel wire rope 10 is fixedly connected with the surface of the anti-reflux baffle 5, the other end of the steel wire rope 10 penetrates through the wire inlet notch 9 and extends into the fixed cylinder 8, and the sliding part 11 is fixedly connected with the steel wire rope, and the steel wire rope 10 needs to be a soft steel wire rope, so that large internal stress cannot be generated when the steel wire rope is bent; the extensible member 13, the end fixed connection of extensible member 13 and fixed barrel 8, the telescopic link 14 of extensible member 13 is located the hole of fixed barrel 8, and the tip and the slider 11 fixed connection of telescopic link 14, and extensible member 13 adopts electronic extensible member, can realize automatic control and prevent opening and shutting of reverse flow baffle 5.
Through setting up the structure that opens and shuts that prevents baffle, wire rope, extensible member and fixed plate are constituteed against the current, the telescopic link of extensible member can drive the slider and remove, receive and release wire rope's top, and wire rope's bottom drives prevents that the adverse current board opens and shuts, and this kind prevents that structure installation against the current is more convenient, and open and shut only need control extensible member just can, use and maintenance are all easier.
The inboard of framework 1 just is close to bottom fixedly connected with cooperation board 3, and the top of cooperation board 3 is provided with the breach, and the bottom of preventing baffle 5 against current is provided with protrudingly, and the top of cooperation board 3 is provided with joint strip 4.
Through being provided with the cooperation plate structure, the cooperation plate just is close to the bottom with the inboard of framework and fixes, and its top cooperates with the bottom of preventing the baffle against the current, is convenient for prevent opening and shutting of structure against the current, can improve the leakproofness when closing moreover. Through setting up joint strip, can advance one to increase the leakproofness when preventing against current structure closure.
The surface of the anti-reflux baffle 5 is fixedly connected with a connecting lug plate 15, an ear hole of the connecting lug plate 15 is connected with an annular suspension clasp 16, and the end part of the steel wire rope 10 is fixedly connected with the annular suspension clasp 16 through a rope locking piece 17.
Through setting up connection lug plate and annular suspension clasp structure, can be convenient for be connected with wire rope, through setting up the locking rope spare, make wire rope's connection more convenient.
One end of the telescopic rod 14 far from the body of the telescopic piece 13 is fixedly connected with a thin connecting rod 12, the other end of the thin connecting rod 12 is fixedly connected with the end part of the sliding piece 11, the number of the thin connecting rods 12 is two, and the two thin connecting rods 12 are arranged in central symmetry about the central axis of the telescopic rod 14.
Connecting the sliding part to the telescopic rod through the thin connecting rod, enabling the position of the thin connecting rod and the steel wire rope to be located in the fixed barrel body at the same time, and freeing a little space for the steel wire rope through the thin connecting rod to avoid extruding and damaging the steel wire rope. Two thin connecting rods are symmetrically arranged, so that the stress of the thin connecting rods is uniform;
a plurality of mounting holes 7 are formed in the surface of the fixing plate 6, so that the fixing plate 6 can be conveniently connected through a wall top or expansion bolts.
A plurality of mounting holes are formed in the surface of the fixing plate, so that the fixing plate can be conveniently mounted.
The working principle is as follows: when the anti-backflow device is used, the telescopic piece 13 is controlled to move, the telescopic rod 14 is driven to push or pull the thin connecting rod 12 to slide, the sliding piece 11 is driven to slide on the inner side of the fixed cylinder, the upper end of the steel wire rope 10 is pulled, and the bottom end of the steel wire rope 10 drives the anti-backflow baffle 5 to rotate upwards and open;
when the anti-reflux baffle 5 needs to be closed, the telescopic rod 14 is moved reversely, the upper end of the steel wire rope 10 is close to the position of the wire inlet notch 9, the anti-reflux baffle 5 is put down, the closing purpose is achieved, and the use is convenient.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (7)
1. A belt damper or scraper-trough conveyor damper anti-backflow device, comprising:
the air conditioner comprises a frame body (1), wherein the frame body (1) is fixedly connected in a roadway, the frame body (1) is an outer frame of a belt air door or a scraper-trough conveyer air door, and an air door hole (2) is formed in the surface of the frame body (1);
it is characterized by also comprising:
the anti-reflux baffle (5) is hinged to the inner top of the frame body (1), and the side face and the bottom of the anti-reflux baffle (5) are matched with the inner side wall of the frame body (1);
the fixing plate (6) is fixedly connected with the inner side of the roadway, a fixing cylinder (8) transversely arranged is arranged in the middle of the fixing plate (6), and an inlet wire notch (9) is formed in the middle of the fixing cylinder (8);
one end of the steel wire rope (10) is fixedly connected with the surface of the backflow prevention baffle (5), and the other end of the steel wire rope (10) penetrates through the wire inlet notch (9), extends into the fixed cylinder (8) and is fixedly connected with the sliding piece (11);
the telescopic part (13), the tip fixed connection of telescopic part (13) and fixed barrel (8), telescopic link (14) of telescopic part (13) are located the hole of fixed barrel (8), and the tip and slider (11) fixed connection of telescopic link (14).
2. The belt damper or scraper-trough conveyor damper as claimed in claim 1, wherein: the inboard of framework (1) just is close to bottom fixedly connected with cooperation board (3), the top of cooperation board (3) is provided with the breach, the bottom of preventing against current baffle (5) is provided with protrudingly.
3. The belt damper or scraper-trough conveyor damper as claimed in claim 2, wherein: and a sealing rubber strip (4) is arranged at the top of the matching plate (3).
4. The belt damper or scraper-trough conveyor damper as claimed in claim 1, wherein: the surface fixed connection who prevents baffle against current (5) connects otic placode (15), the earhole department of connecting otic placode (15) is connected with annular suspension clasp (16), the tip and the annular suspension clasp (16) of wire rope (10) are through locking rope spare (17) fixed connection.
5. The belt damper or scraper-trough conveyor damper as claimed in claim 1, wherein: the telescopic link (14) is far away from one end of the body of the telescopic piece (13) and is fixedly connected with a thin connecting rod (12), and the other end of the thin connecting rod (12) is fixedly connected with the end part of the sliding piece (11).
6. The belt damper or scraper-trough conveyor damper as claimed in claim 5, wherein: the number of the thin connecting rods (12) is two, and the two thin connecting rods (12) are arranged in a central symmetry mode about the central axis of the telescopic rod (14).
7. The belt damper or scraper-trough conveyor damper as claimed in claim 1, wherein: the surface of the fixing plate (6) is provided with a plurality of mounting holes (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111563197.6A CN114278358A (en) | 2021-12-20 | 2021-12-20 | Belt air door or scraper-trough conveyer air door anti-reflux device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111563197.6A CN114278358A (en) | 2021-12-20 | 2021-12-20 | Belt air door or scraper-trough conveyer air door anti-reflux device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114278358A true CN114278358A (en) | 2022-04-05 |
Family
ID=80873196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111563197.6A Pending CN114278358A (en) | 2021-12-20 | 2021-12-20 | Belt air door or scraper-trough conveyer air door anti-reflux device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114278358A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182489A (en) * | 2011-06-09 | 2011-09-14 | 焦作煤业（集团）新乡能源有限公司 | Automated control throttle for belt roadway of mechanical mine |
| CN105003290A (en) * | 2015-06-10 | 2015-10-28 | 山西晋城无烟煤矿业集团有限责任公司 | Positive and reverse outburst-prevention air door belt clamping reverse-flow prevention device |
| CN204783113U (en) * | 2015-06-23 | 2015-11-18 | 贵州盘江精煤股份有限公司 | Return flow device is prevented to airtight air door of band conveyer |
| CN204960968U (en) * | 2015-09-06 | 2016-01-13 | 刘三钧 | Prevent abrupt air door scraper -trough conveyer and prevent device against wind |
| CN208089338U (en) * | 2017-12-28 | 2018-11-13 | 宋洪阳 | A kind of Novel waistband crosses air door dead-wind-proof device |
| CN109268070A (en) * | 2018-11-20 | 2019-01-25 | 中煤新集能源股份有限公司 | Belt conveyor crosses air door anti-backflow device |
| CN213540459U (en) * | 2020-09-25 | 2021-06-25 | 云南滇东雨汪能源有限公司 | Belt crosses air door and prevents device against current |
| CN215213600U (en) * | 2021-03-03 | 2021-12-17 | 义煤集团新安县云顶煤业有限公司 | Wind-proof, dust-proof and countercurrent-proof device for belt passing through air door for mine |
-
2021
- 2021-12-20 CN CN202111563197.6A patent/CN114278358A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182489A (en) * | 2011-06-09 | 2011-09-14 | 焦作煤业（集团）新乡能源有限公司 | Automated control throttle for belt roadway of mechanical mine |
| CN105003290A (en) * | 2015-06-10 | 2015-10-28 | 山西晋城无烟煤矿业集团有限责任公司 | Positive and reverse outburst-prevention air door belt clamping reverse-flow prevention device |
| CN204783113U (en) * | 2015-06-23 | 2015-11-18 | 贵州盘江精煤股份有限公司 | Return flow device is prevented to airtight air door of band conveyer |
| CN204960968U (en) * | 2015-09-06 | 2016-01-13 | 刘三钧 | Prevent abrupt air door scraper -trough conveyer and prevent device against wind |
| CN208089338U (en) * | 2017-12-28 | 2018-11-13 | 宋洪阳 | A kind of Novel waistband crosses air door dead-wind-proof device |
| CN109268070A (en) * | 2018-11-20 | 2019-01-25 | 中煤新集能源股份有限公司 | Belt conveyor crosses air door anti-backflow device |
| CN213540459U (en) * | 2020-09-25 | 2021-06-25 | 云南滇东雨汪能源有限公司 | Belt crosses air door and prevents device against current |
| CN215213600U (en) * | 2021-03-03 | 2021-12-17 | 义煤集团新安县云顶煤业有限公司 | Wind-proof, dust-proof and countercurrent-proof device for belt passing through air door for mine |
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