CN217107091U - Visual dryer blocking device - Google Patents
Visual dryer blocking device Download PDFInfo
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- CN217107091U CN217107091U CN202220847804.5U CN202220847804U CN217107091U CN 217107091 U CN217107091 U CN 217107091U CN 202220847804 U CN202220847804 U CN 202220847804U CN 217107091 U CN217107091 U CN 217107091U
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- cylinder
- dryer
- observation window
- visual
- opening
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Abstract
The utility model discloses a visual dryer blocking device, the device includes: a barrel; the two conical cylinders are respectively installed at the two ends of the cylinder body in a matching way; the observation window assembly is arranged on one of the conical cylinders; the rotating door assembly is limited to be opened and closed and is arranged on one port of the conical cylinder; the turnover door assembly can be opened along the wind and closed against the wind, is arranged in the barrel and corresponds to the observation window assembly; wherein, the wind cone of the ventilation system under the coal mine is installed on the two conical cylinders in a matching way. The utility model discloses can solve present colliery dryer and do not possess the function of preventing the headwind, when poisonous and harmful gas takes place to flow back, can cause the problem of the injury of certain degree to staff's person.
Description
Technical Field
The utility model relates to a coal mining equipment technical field, in particular to visual dryer blocking device.
Background
The air duct is mainly used for underground tunneling ventilation of a coal mine, is used for extracting gas or other toxic and harmful gases generated in the underground tunneling process of the coal mine, avoids safety accidents caused by overhigh concentration of the underground gas of the coal mine, and is an indispensable ventilation safety tool in the safety production of the coal mine.
Current colliery dryer does not possess the function of preventing the headwind, when stopping to bleed or when the gas outburst's condition appears in the tunnelling working face, the condition of backward flow may take place for poisonous and harmful gas, and then causes the injury of certain degree to staff's the person.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a visual dryer blocking device for solve present colliery dryer and do not possess the function of preventing the headwind, when poisonous and harmful gas takes place to flow back, can cause the problem of the injury of certain degree to staff's person.
In order to achieve the above object, the technical solution of the present invention is specifically as follows:
a visualization blower lockout device comprising:
a barrel;
the two conical cylinders are respectively installed at the two ends of the cylinder body in a matching way;
the observation window assembly is arranged on one of the conical cylinders;
the rotating door assembly is limited to be opened and closed and is arranged on one port of the conical cylinder;
the turnover door assembly can be opened along the wind and closed against the wind, is arranged in the barrel and corresponds to the observation window assembly;
wherein, the wind cone of the ventilation system under the coal mine is installed on the two conical cylinders in a matching way.
The conical cylinder is connected with the cylinder body through a flange, a straight cylinder is arranged on the port of the conical cylinder, and an annular groove is formed in the outer ring of the straight cylinder and used for being connected with the air cylinder.
Set up in the straight section of thick bamboo spacing revolving door subassembly that opens and shuts, spacing revolving door subassembly that opens and shuts includes:
the outer side of the air door is provided with a handle;
the connecting seat is arranged at the upper end and the lower end of the inner side of the air door and is used for being connected with an installation shaft arranged in the straight cylinder through a shaft;
the first limiting arc plate and the second limiting arc plate are symmetrically arranged on the inner wall of the straight cylinder, a gap exists between the first limiting arc plate and the second limiting arc plate in the axial direction of the straight cylinder, and the air door is arranged in the gap;
the air door structure comprises a first stop block and a second stop block, wherein the first stop block is arranged on the inner wall of the straight cylinder and is positioned on one side of the installation shaft, the second stop block is arranged on the outer side of the air door, and the first stop block and the second stop block correspond to each other in position.
The utility model discloses still include:
the threaded ring is arranged on the outer side of the air door;
the fixing seat is arranged in the straight cylinder and corresponds to the threaded ring in position;
wherein, the threaded ring is fixedly connected with the fixed seat through a locking bolt.
The viewing window assembly includes:
the mounting frame is arranged on the opening on the side wall of the conical cylinder in a matching manner, and a mounting groove is formed in the mounting frame;
the observation window is clamped in the mounting groove through a sealing gasket;
and the fixing frame is arranged on the outer side of the observation window and is mutually fixed with the mounting frame through a fixing bolt.
The observation window is made of toughened glass.
The flip door assembly includes:
the steel frame is vertically arranged in the cylinder body;
the connecting frame is vertically arranged on the steel frame;
the mounting plate is horizontally arranged at the tail end of the connecting frame;
the two opening and closing valves are respectively installed on two sides of the steel frame in a matched mode through hinge assemblies, and one sides of the two opening and closing valves are connected with the installation plate through return springs;
wherein, when the two opening and closing valves are in a normal state, the return spring is used for propping and unfolding the two opening and closing valves to radially block the inner wall of the cylinder body.
And sealing strips made of rubber are arranged on the edges of the joints of the two opening and closing valves and the inner wall of the cylinder body.
The hinge assembly includes:
the mounting cylinder is arranged on one side of the steel frame;
the rotating plate is provided with a rotating shaft on the edge, the rotating shaft is arranged in the mounting cylinder, and the rotating plate is mutually fixed with the opening and closing valve through a plurality of groups of rivets.
The utility model has the advantages that: the utility model discloses fix the device in the one end of dryer when using, extract the poisonous and harmful gas in the pit of colliery through the dryer to reduce the gas concentration in the pit of colliery, two valves that open and shut of gas control are rotated along the pivot and are opened when flowing. When the wind direction takes place to stop or when going against the wrong direction, two valve antiport that open and shut of return spring control, and then shelter from the one end of barrel to effectually prevent gas against the current, avoid poisonous and harmful gas to flow back to in the mine, in order to play safety protection's effect. Still can observe the device inside through the observation window of toughened glass material, avoid opening and shutting the valve at the in-process that ventilates and take place the closure and lead to ventilating unsmooth. The annular groove is formed in the straight cylinder, so that the device can be conveniently fixed to one end of the air cylinder through the binding belt, and the firmness of the device after installation is improved. The utility model discloses the accessible promotes the one end that the handle made the air door and opens the air door along installing the rotation of axial device inside, and the form of avoiding outwards opening causes the influence to coal mining tunnelling work. The vertical cylinder internal fixation is provided with a first limit arc plate and a second limit arc plate, the first limit arc plate and the second limit arc plate are respectively in contact with two sides of the air door, the opening and closing range of the air door is limited, the air door can be opened towards one direction, the air door is convenient to close quickly to the initial position, meanwhile, the first stop block and the second stop block are arranged to limit the opening and closing range of the air door, and the air door is prevented from rotating excessively. The utility model discloses when not ventilating state, accessible locking bolt is fixed with the air door, prevents that the air door from opening automatically. One side of two valves that open and shut all is provided with the sealing strip, and the sealing strip is the rubber material, and the sealing strip that sets up the rubber material can play prevents static, fire-retardant effect, prevents that the valve that opens and shuts of metal material from opening or the closed in-process production spark and leading to the condition of gas explosion, and can seal the gap between the closed back of valve and the barrel that opens and shuts, further prevents that toxic gas from leaking. The utility model discloses accessible fixing bolt changes the observation window after will fixing the frame dismantlement, sets up seal ring and is used for fastening the observation window, prevents that the observation window from taking place not hard up, and then receives long-time vibration and takes place to damage at operating condition.
Drawings
Fig. 1 is a schematic diagram of the assembled structure of the present invention.
Fig. 2 is a schematic structural diagram after the detachment of the present invention.
Fig. 3 is a schematic view of the installation structure of the observation window of the present invention.
Fig. 4 is a schematic view of the internal structure of the middle cylinder of the present invention.
Fig. 5 is a schematic structural diagram of the middle damper of the present invention.
Fig. 6 is a cross-sectional view of the present invention.
Fig. 7 is an enlarged schematic view of the region a in fig. 2.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
101. a barrel; 102. a flange; 103. a steel frame; 104. mounting the cylinder; 105. a connecting frame; 106. mounting a plate; 201. a rotating shaft; 202. a rotating plate; 203. riveting; 204. opening and closing the valve; 205. a sealing strip; 206. a return spring; 301. a tapered cylinder; 302. installing a frame; 303. mounting grooves; 304. a sealing gasket; 305. an observation window; 306. a fixing frame; 307. fixing the bolt; 401. a straight cylinder; 402. installing a shaft; 403. a first limit arc plate; 404. a second limit arc plate; 405. a first stopper; 501. a damper; 502. a connecting seat; 503. a second stopper; 504. a handle; 505. a threaded ring; 506. a fixed seat; 507. a locking bolt; 508. an annular groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be 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.
As shown in fig. 1 and 2, a visualized air duct locking device includes: a cylinder 101; the two conical cylinders 301 are respectively installed at the two ends of the cylinder body 101 in a matching way; the observation window assembly is arranged on one of the conical cylinders 301; the rotating door assembly is limited to be opened and closed and is arranged on a port of one of the conical cylinders 301; the turnover door assembly capable of being opened and closed against the wind is arranged in the barrel 101 and corresponds to the observation window assembly; wherein, the wind cone of the ventilation system under the coal mine is arranged on the two conical cylinders 301 in a matching way.
As shown in fig. 1, the conical cylinder 301 is connected to the cylinder 101 through a flange 102, a straight cylinder 401 is disposed at a port of the conical cylinder 301, and an annular groove 508 is disposed on an outer ring of the straight cylinder 401 for connecting to an air duct.
As shown in fig. 1, 2, 3 and 5, a limit opening and closing swing door assembly is arranged in the straight cylinder 401, and the limit opening and closing swing door assembly includes: a handle 504 is arranged on the outer side of the air door 501; a connecting base 502 provided at upper and lower ends of the inner side of the damper 501 for shaft connection with the mounting shaft 402 provided in the straight cylinder 401; the first limiting arc plate 403 and the second limiting arc plate 404 are symmetrically arranged on the inner wall of the straight cylinder 401, a gap exists between the first limiting arc plate 403 and the second limiting arc plate 404 in the axial direction of the straight cylinder 401, and the air door 501 is arranged in the gap; the damper comprises a first stop 405 and a second stop 503, wherein the first stop 405 is arranged on the inner wall of the straight cylinder 401 and is positioned on one side of the mounting shaft 402, the second stop 503 is arranged on the outer side of the damper 501, and the positions of the first stop 405 and the second stop 503 correspond to each other.
As shown in fig. 2 and fig. 6, the present invention further includes: a screw ring 505 provided outside the damper 501; a fixed seat 506 arranged in the straight cylinder 401 and corresponding to the position of the threaded ring 505; wherein, the threaded ring 505 and the fixed seat 506 are fixedly connected with each other by a locking bolt 507.
As shown in fig. 1 and 3, the viewing window assembly includes: the mounting frame 302 is mounted on an opening on the side wall of the conical cylinder 301 in a matching mode, and a mounting groove 303 is formed in the mounting frame 302; the observation window 305 is clamped in the mounting groove 303 through a sealing gasket 304; and a fixing frame 306 which is provided outside the observation window 305 and fixed to the mounting frame 302 by a fixing bolt 307, wherein the observation window 305 is made of tempered glass.
As shown in fig. 2, 4 and 6, the flip door assembly includes: the steel frame 103 is vertically arranged in the cylinder 101; the connecting frame 105 is vertically arranged on the steel frame 103; a mounting plate 106 horizontally disposed at the end of the connection frame 105; the two opening and closing valves 204 are respectively installed on two sides of the steel frame 103 through hinge assemblies in a matching mode, and one sides of the two opening and closing valves 204 are connected with the installation plate 106 through return springs 206; when the two opening and closing valves 204 are in a normal state, the two opening and closing valves are pushed by the return spring 206 to be unfolded to radially block the inner wall of the cylinder 101, and the edges of the joints of the two opening and closing valves 204 and the inner wall of the cylinder 101 are provided with rubber sealing strips 205.
As shown in fig. 2 and 7, the hinge assembly includes: the mounting cylinder 104 is arranged on one side of the steel frame 103; the rotating plate 202 is provided with a rotating shaft 201 on the edge, the rotating shaft 201 is arranged in the mounting cylinder 104, and the rotating plate 202 is mutually fixed with the opening and closing valve 204 through a plurality of groups of rivets 203.
When the utility model is used, one group of straight cylinders 401 is fixed at one end of the mine tunnel air cylinder through the binding belt matched with the bolt, the air door 501 is opened when the ventilation is needed to be carried out in the mine tunnel, the air flow control opening and closing valve 204 is rotated and opened along the rotating shaft 201, when the wind direction stops or runs backwards, the return spring 206 can close the two groups of opening and closing valves 204 in time, thereby effectively preventing the wind direction from flowing backwards, when the gas outburst condition appears on the tunneling working face, the wind flow does not leak out from the device, so that the poisonous and harmful gas can not come out through the air door 501, thereby effectively protecting the working personnel, the opening and closing condition of the two groups of opening and closing valves 204 in the cylinder body 101 can be observed through the observation window 305 in the using process, when the wind direction stops, whether the two groups of opening and closing valves 204 are closed or not can be observed, whether the two groups of opening and closing valves 204 are opened or not in the ventilation process, thereby knowing whether the ventilation process is smooth or not, so as to maintain the device in time and prevent safety accidents caused by unsmooth ventilation process.
It should be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. A visual dryer blocking device, characterized in that includes:
a cylinder (101);
the two conical cylinders (301) are respectively installed at two ends of the cylinder body (101) in a matched mode;
the observation window assembly is arranged on one of the conical cylinders (301);
the limiting opening and closing rotating door assembly is arranged on a port of one of the conical cylinders (301);
the turnover door assembly capable of being opened along the wind and closed against the wind is arranged in the barrel (101) and corresponds to the observation window assembly;
wherein, the wind cone of the coal mine underground ventilation system is arranged on the two conical cylinders (301) in a matching way.
2. The visual dryer locking device of claim 1, wherein: the conical cylinder (301) is connected with the cylinder body (101) through a flange (102), a straight cylinder (401) is arranged on a port of the conical cylinder (301), and an annular groove (508) is formed in the outer ring of the straight cylinder (401) and used for being connected with an air cylinder.
3. The visual air duct locking device according to claim 2, wherein the straight tube (401) is provided with the open/close limiting swing door assembly, and the open/close limiting swing door assembly comprises:
a damper (501) provided with a handle (504) on the outer side;
the connecting seat (502) is arranged at the upper end and the lower end of the inner side of the air door (501) and is used for being connected with a mounting shaft (402) arranged in the straight cylinder (401) in a shaft mode;
the air door structure comprises a first limiting arc plate (403) and a second limiting arc plate (404), wherein the first limiting arc plate and the second limiting arc plate are symmetrically arranged on the inner wall of the straight cylinder (401), a gap exists between the first limiting arc plate (403) and the second limiting arc plate (404) in the axial direction of the straight cylinder (401), and the air door (501) is arranged in the gap;
the damper comprises a first stop block (405) and a second stop block (503), wherein the first stop block (405) is arranged on the inner wall of the straight cylinder (401) and is located on one side of the installation shaft (402), the second stop block (503) is arranged on the outer side of the damper (501), and the positions of the first stop block (405) and the second stop block (503) correspond to each other.
4. The visual dryer locking device of claim 3, further comprising:
a threaded ring (505) provided outside the damper (501);
a fixed seat (506) which is arranged in the straight cylinder (401) and corresponds to the position of the threaded ring (505);
wherein, the threaded ring (505) and the fixed seat (506) are fixedly connected with each other through a locking bolt (507).
5. The visualization barrel locking device according to claim 1, wherein the observation window assembly comprises:
the mounting frame (302) is mounted on the opening on the side wall of the conical cylinder (301) in a matching mode, and a mounting groove (303) is formed in the mounting frame (302);
the observation window (305) is clamped in the mounting groove (303) through a sealing gasket (304);
and a fixing frame (306) which is arranged outside the observation window (305) and is mutually fixed with the mounting frame (302) through a fixing bolt (307).
6. The visual dryer locking device of claim 5, wherein: the observation window (305) is made of toughened glass.
7. The visualization barrel locking device according to claim 1, wherein the flip door assembly comprises:
the steel frame (103) is vertically arranged in the cylinder (101);
the connecting frame (105) is vertically arranged on the steel frame (103);
a mounting plate (106) horizontally arranged at the tail end of the connecting frame (105);
the two opening and closing valves (204) are respectively installed on two sides of the steel frame (103) through hinge assemblies in a matched mode, and one sides of the two opening and closing valves (204) are connected with the installation plate (106) through return springs (206);
wherein, when the two open-close valves (204) are in a normal state, the return spring (206) is used for pushing and unfolding the two open-close valves to radially block the inner wall of the cylinder body (101).
8. The visual dryer locking device of claim 7, wherein: the edges of the joints of the two opening and closing valves (204) and the inner wall of the cylinder body (101) are provided with rubber sealing strips (205).
9. The visual dryer locking device of claim 7, wherein the hinge assembly comprises:
the mounting cylinder (104) is arranged on one side of the steel frame (103);
the edge of the rotating plate (202) is provided with a rotating shaft (201), the rotating shaft (201) is arranged in the mounting cylinder (104), and the rotating plate (202) is mutually fixed with the opening and closing valve (204) through a plurality of groups of rivets (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220847804.5U CN217107091U (en) | 2022-04-13 | 2022-04-13 | Visual dryer blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220847804.5U CN217107091U (en) | 2022-04-13 | 2022-04-13 | Visual dryer blocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217107091U true CN217107091U (en) | 2022-08-02 |
Family
ID=82582632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220847804.5U Active CN217107091U (en) | 2022-04-13 | 2022-04-13 | Visual dryer blocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217107091U (en) |
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2022
- 2022-04-13 CN CN202220847804.5U patent/CN217107091U/en active Active
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