CN214063028U

CN214063028U - Switching device for coal mine safety ventilation

Info

Publication number: CN214063028U
Application number: CN202120095011.8U
Authority: CN
Inventors: 白文军; 潘朝阳; 尉新全
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-08-27
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a switching device for coal mine safety ventilation, which comprises a pipe body mechanism, wherein one end of the pipe body mechanism is provided with a connecting mechanism, and one end of the connecting mechanism is provided with a cleaning buffer mechanism; rotate the wheel and install the one end of threaded rod, the supporting shoe is installed the threaded rod is kept away from rotate the one end of wheel, spacing slide bar with supporting shoe sliding connection, spacing slide bar is kept away from the one end of supporting shoe is installed one side of clearance piece, the spring mounting the supporting shoe with on the clearance piece, set up porosely on the supporting shoe, the utility model relates to a have and provide reliable buffer structure, reduce the pressure of mobile air to the device, prevent that the structure from taking place deformation, safe and reliable to can clear up the device is inside, easy operation laborsaving, the auto-change over device that is used for colliery safety ventilation of advantages such as convenient to use.

Description

Switching device for coal mine safety ventilation

Technical Field

The utility model relates to an air pipe correlation field particularly, relates to a auto-change over device for colliery safety ventilation.

Background

Briefly, the ventilation pipeline is a metal or composite pipeline for ventilation and air conditioning engineering of industrial and civil buildings, external air is conveyed into a coal mine through the ventilation pipeline, and the safety in the coal mine is determined by the quality of ventilation conditions, so that the ventilation pipeline is particularly important.

However, there are some disadvantages in the process of switching the safe ventilation of the coal mine, as follows:

1. when switching air duct, when changing the air flow direction, can not provide reliable buffer structure, reduce the pressure of flowing air to the device, it is unsafe, unreliable to can not clear up the device inside, the operation is wasted time and energy, inconvenient use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a auto-change over device for colliery safety ventilation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a switching device for coal mine safety ventilation comprises a pipe body mechanism, wherein a connecting mechanism is installed at one end of the pipe body mechanism, and a cleaning buffer mechanism is installed at one end of the connecting mechanism; the cleaning buffer mechanism comprises a rotating wheel, a threaded rod, a supporting block, a limiting slide rod, a spring and a cleaning block, the rotating wheel is installed at one end of the threaded rod, the supporting block is installed at one end, far away from the rotating wheel, of the threaded rod, the limiting slide rod is in sliding connection with the supporting block, one end, far away from the supporting block, of the limiting slide rod is installed on one side of the cleaning block, and the spring is installed on the supporting block and the cleaning block.

Furthermore, the supporting block is provided with a hole, the end part of the limiting slide bar is provided with a limiting block, the limiting slide bars are uniformly, equidistantly and symmetrically and vertically arranged on the cleaning block, and the central line of the cleaning block is coincided with the central line of the supporting block.

Furthermore, the connecting mechanism comprises an empty cylinder, a third connecting block, a telescopic connecting rod, a sealing plate and a sliding groove, the third connecting block is installed at one end of the empty cylinder, the sliding groove is formed in the inner side of the empty cylinder, the sealing plate is connected with the empty cylinder in a sliding mode through the sliding groove, and the telescopic connecting rod is rotatably installed on one side, far away from the empty cylinder, of the sealing plate.

Furthermore, the hollow cylinder is in threaded connection with the threaded rod, the threaded rod is coated with two colors of coatings, the hollow cylinder is in sliding connection with the cleaning block, and one end, far away from the sealing plate, of the telescopic connecting rod is rotatably installed on the cleaning block.

Further, the pipe body mechanism comprises a first connecting pipe, a first connecting block, a second connecting pipe and a second connecting block, the first connecting block is installed at one end of the first connecting pipe, and the second connecting block is installed at one end of the second connecting pipe.

Furthermore, one end of the first connecting pipe, which is far away from the first connecting block, is installed on one side of the hollow cylinder, and the second connecting pipe is installed on one side of the hollow cylinder, which is located on the first connecting pipe.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a set up clearance buffer gear and coupling mechanism, can provide reliable buffer structure, reduce the pressure of mobile air to the device, prevent that the structure from taking place deformation, safety and reliability, and can clear up the device inside, easy operation is laborsaving, convenient to use, through rotating the wheel, let the threaded rod rely on empty section of thick bamboo to rotate, let the supporting shoe remove, cooperation spring and spacing slide bar, for the clearance piece provides the buffering, cushion the pressure of the mobile production of air diversion, provide reliable safety protection for empty section of thick bamboo, cooperate the clearance piece to slide in empty section of thick bamboo inside simultaneously, clear up empty section of thick bamboo inner wall, prevent that the dust from piling up, safety and reliability, and convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram in an embodiment of the present invention;

FIG. 2 is a schematic sectional view of a portion of the embodiment of FIG. 1;

fig. 3 is a schematic partial sectional view of the connection mechanism in the embodiment of fig. 1.

Reference numerals:

1. a tube body mechanism; 101. a first connecting pipe; 102. a first connection block; 103. a second connecting pipe; 104. a second connecting block; 2. a connecting mechanism; 201. an empty cartridge; 202. a third connecting block; 203. a telescopic connecting rod; 204. a sealing plate; 205. a chute; 3. cleaning the buffer mechanism; 301. a rotating wheel; 302. a threaded rod; 303. a support block; 304. a limiting slide bar; 305. a spring; 306. and (6) cleaning the blocks.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1-3, according to the embodiment of the present invention, a switching device for coal mine safety ventilation includes a pipe body mechanism 1, a first connecting pipe 101, a first connecting block 102, a second connecting pipe 103, a second connecting block 104, a connecting mechanism 2, an empty tube 201, a third connecting block 202, a telescopic connecting rod 203, a sealing plate 204, a chute 205, a cleaning buffer mechanism 3, a rotating wheel 301, a threaded rod 302, a supporting block 303, a limiting sliding rod 304, a spring 305, and a cleaning block 306.

Specifically, as shown in fig. 1, 2 and 3, the cleaning device comprises a pipe body mechanism 1, wherein a connecting mechanism 2 is installed at one end of the pipe body mechanism 1, and a cleaning buffer mechanism 3 is installed at one end of the connecting mechanism 2; the cleaning buffer mechanism 3 comprises a rotating wheel 301, a threaded rod 302, a supporting block 303, a limiting slide rod 304, a spring 305 and a cleaning block 306, the rotating wheel 301 is installed at one end of the threaded rod 302, the supporting block 303 is installed at one end of the threaded rod 302 far away from the rotating wheel 301, the limiting slide rod 304 is in sliding connection with the supporting block 303, one end of the limiting slide rod 304 far away from the supporting block 303 is installed at one side of the cleaning block 306, the spring 305 is installed on the supporting block 303 and the cleaning block 306, the threaded rod 302 is driven to rotate on the connecting mechanism 2 by rotating the rotating wheel 301, the color painted on the threaded rod 302 is matched, the air channel switching work is started, the threaded rod 302 drives the supporting block 303 to move, the cleaning block 306 is driven to move by the limiting slide rod 304, the spring 305 is matched to enable the air flowing in a direction to move towards the cleaning block 306, transmit pressure for spring 305 through clearance piece 306, through spring 305 deformation, reduce buffer air pressure to let clearance piece 306 clear up coupling mechanism 2 inner wall, easy operation is convenient, convenient to use.

Specifically, as shown in fig. 1 and 2, a hole is formed in the supporting block 303, a limiting block is arranged at the end of the limiting slide bar 304, the limiting slide bars 304 are uniformly, equidistantly and symmetrically and vertically mounted on the cleaning block 306, the center line of the cleaning block 306 is coincident with the center line of the supporting block 303, and the cleaning block 306 is made of rubber, so that the structural connection is more compact and reliable, and the operation is convenient.

Specifically, as shown in fig. 1 and 2 and fig. 3, the connecting mechanism 2 includes an empty cylinder 201, a third connecting block 202, a telescopic connecting rod 203, a sealing plate 204 and a sliding groove 205, the third connecting block 202 is installed at one end of the hollow cylinder 201, the chute 205 is opened on the inner side of the hollow cylinder 201, the sealing plate 204 is connected with the hollow cylinder 201 in a sliding way through the sliding groove 205, the telescopic connecting rod 203 is rotatably arranged on one side of the sealing plate 204 far away from the hollow cylinder 201, through an empty section of thick bamboo 201, for body mechanism 1 provides the bearing structure basis, cooperation spout 205, make things convenient for telescopic link 203 to stimulate closing plate 204 and slide, get up the connector shutoff of an empty section of thick bamboo 201 and first connecting block 102, make things convenient for the switching of air passageway, cooperation third connecting block 202 lets an empty section of thick bamboo 201 and outside pipeline form flange joint, and the operation of being convenient for to install, dismantle and overhaul goes on.

Specifically, as shown in fig. 2 and 3, the hollow cylinder 201 is in threaded connection with the threaded rod 302, two colors of paints are coated on the threaded rod 302, the hollow cylinder 201 is in sliding connection with the cleaning block 306, one end of the telescopic connecting rod 203, which is far away from the sealing plate 204, is rotatably installed on the cleaning block 306, and through the two colors of paints on the threaded rod 302, the air flow channel can be conveniently switched, the operation is convenient, the threaded rod 302 is prevented from being rusted, and the device is safe and reliable.

Specifically, as shown in fig. 1, the pipe body mechanism 1 includes a first connection pipe 101, a first connection block 102, a second connection pipe 103, and a second connection block 104, the first connection block 102 is installed at one end of the first connection pipe 101, the second connection block 104 is installed at one end of the second connection pipe 103, and the first connection pipe 101 and the second connection pipe 103 form a flange connection structure with an external pipeline through the first connection block 102 and the second connection block 104, so that the tightness and reliability of the structural connection are increased, and the operation is facilitated.

Specifically, as shown in fig. 1, one end of the first connecting pipe 101, which is far away from the first connecting block 102, is welded and installed on one side of the hollow cylinder 201, and the second connecting pipe 103 is welded and installed on one side of the hollow cylinder 201, which is located on the first connecting pipe 101, so that the structural connection is tight and reliable, and the use is convenient.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, firstly, the first connecting pipe 101 and the second connecting pipe 103 and the external pipeline form a flange connection structure through the first connecting block 102 and the second connecting block 104, so as to increase the tightness and reliability of the structural connection and facilitate the operation, then, the empty cylinder 201 is used for providing a supporting structure foundation for the first connecting pipe 101 and the second connecting pipe 103, the cleaning block 306 is matched with the sliding chute 205 to pull the sealing plate 204 to slide by virtue of the telescopic connecting rod 203, so as to seal the connecting port of the empty cylinder 201 and the first connecting block 102, so as to facilitate the switching of the air channel, the empty cylinder 201 and the external pipeline form a flange connection by virtue of the third connecting block 202, so that the installation, disassembly and maintenance operation is convenient to carry out, then, the threaded rod 302 is driven to rotate on the connecting mechanism 2 by rotating the rotating wheel 301, the air channel switching operation is started by virtue of the color coated on the threaded rod 302, and the threaded rod 302 is used for driving the supporting block 303 to move, through spacing slide bar 304, let clearance piece 306 follow supporting shoe 303 and remove, cooperation spring 305 lets the diversion air that flows to clearance piece 306, gives spring 305 through clearance piece 306 with pressure transmission, through spring 305 deformation, reduces buffer air pressure to let clearance piece 306 clear up coupling mechanism 2 inner walls, easy operation is convenient, convenient to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A switching device for coal mine safety ventilation comprises a pipe body mechanism (1), and is characterized in that one end of the pipe body mechanism (1) is provided with a connecting mechanism (2), and one end of the connecting mechanism (2) is provided with a cleaning buffer mechanism (3);

the cleaning buffer mechanism (3) comprises a rotating wheel (301), a threaded rod (302), a supporting block (303), a limiting sliding rod (304), a spring (305) and a cleaning block (306), wherein the rotating wheel (301) is installed at one end of the threaded rod (302), the supporting block (303) is installed at one end, far away from the rotating wheel (301), of the threaded rod (302), the limiting sliding rod (304) is in sliding connection with the supporting block (303), one end, far away from the supporting block (303), of the limiting sliding rod (304) is installed at one side of the cleaning block (306), and the spring (305) is installed on the supporting block (303) and the cleaning block (306).

2. The switching device for coal mine safety ventilation according to claim 1, characterized in that the supporting block (303) is provided with a hole, the end of the limiting slide bar (304) is provided with a limiting block, the limiting slide bars (304) are uniformly, equidistantly and symmetrically and vertically arranged on the cleaning block (306), and the center line of the cleaning block (306) is coincident with the center line of the supporting block (303).

3. The switching device for the coal mine safety ventilation according to claim 1, characterized in that the connecting mechanism (2) comprises an empty cylinder (201), a third connecting block (202), a telescopic connecting rod (203), a sealing plate (204) and a sliding groove (205), the third connecting block (202) is installed at one end of the empty cylinder (201), the sliding groove (205) is arranged on the inner side of the empty cylinder (201), the sealing plate (204) is in sliding connection with the empty cylinder (201) through the sliding groove (205), and the telescopic connecting rod (203) is rotatably installed on one side of the sealing plate (204) far away from the empty cylinder (201).

4. The switching device for the coal mine safety ventilation is characterized in that the hollow cylinder (201) is in threaded connection with the threaded rod (302), the threaded rod (302) is coated with two colors of coatings, the hollow cylinder (201) is in sliding connection with the cleaning block (306), and one end, away from the sealing plate (204), of the telescopic connecting rod (203) is rotatably mounted on the cleaning block (306).

5. A switching device for coal mine safety ventilation according to claim 3, characterized in that the pipe body mechanism (1) comprises a first connecting pipe (101), a first connecting block (102), a second connecting pipe (103), and a second connecting block (104), wherein the first connecting block (102) is installed at one end of the first connecting pipe (101), and the second connecting block (104) is installed at one end of the second connecting pipe (103).

6. A switch over device for coal mine safety ventilation according to claim 5, characterized in that one end of the first connecting pipe (101) far away from the first connecting block (102) is installed on one side of the empty cylinder (201), and the second connecting pipe (103) is installed on one side of the empty cylinder (201) located on the first connecting pipe (101).