CN214273701U

CN214273701U - Colliery is ventilation structure in pit convenient to it is fixed

Info

Publication number: CN214273701U
Application number: CN202120362249.2U
Authority: CN
Inventors: 赵乃玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2021-09-24
Anticipated expiration: 2031-02-09

Abstract

The utility model discloses a colliery is ventilation structure in pit convenient to it is fixed relates to colliery device technical field in pit, which comprises a fixing plate and i, the inside of fixed plate is provided with the lead screw that runs through to the fixed plate outside, and the outside that the one end of lead screw is located the fixed plate is fixed with the fixed latch, one side of fixed plate is provided with the worm wheel, and the outside of fixed plate is provided with L shape link, the top that the one end of L shape link is located the worm wheel is provided with the worm, one side that the outside of fixed plate is located L shape link is provided with the fixation clamp, and the inboard of fixation clamp is provided with the ventilation pipe. The utility model discloses a set up worm wheel, worm, bull stick, lead screw, mounting bracket, telescopic link, the accessible rotates the bull stick and makes the worm drive the worm wheel and rotate, just can make the lead screw shift out or income fixed plate's inside when the worm wheel pivoted, and the accessible is twisted and is moved the bolt and fix the inner wall at the mine with the fixed plate to solve the inconvenient problem of installation.

Description

Colliery is ventilation structure in pit convenient to it is fixed

Technical Field

The utility model relates to a colliery is technical field in the pit, specifically is a colliery is ventilation structure in pit convenient to it is fixed.

Background

In the underground coal mine, some ventilation devices are very important and play a vital role in judging whether workers can normally work in the underground coal mine.

According to the patent number that chinese patent net discloses be "CN 208057147U" a colliery underground ventilation structure convenient to it is fixed, including location tooth and unable adjustment base, the lower extreme of location tooth is fixed with solid fixed pressing plate, and solid fixed pressing plate's downside is connected with the locating lever, the support subject is installed through first nut in the inner of locating lever, and the outside of supporting the subject is provided with fixed outer loop to first bolt is installed at the both ends of fixed outer loop, the inboard of fixed outer loop is connected with the ventilation pipe, and the outside of ventilation pipe installs the vent, the outside of supporting the subject is fixed with the connecting rod, and the front end of connecting rod is connected with the bracing piece through the second nut to the centre of bracing piece is provided with the through-hole, the inside of ventilation pipe is provided with the space bar, the inner outside of locating lever is fixed with the slider. This colliery is ventilation structure in pit convenient to it is fixed is provided with space bar and vent, can guarantee that the vent can carry out business turn over wind work simultaneously, and then has improved the ventilation effect of whole device to in the pit.

However, in the above patent, although the positioning rod can be moved by rotating the nut, it is troublesome to screw the nut, which affects the installation efficiency; and the filter screen on the outer side of the ventilation pipe cannot be replaced simply and conveniently, and the filter screen needs to be detached during replacement, so that the operation of the ventilation pipe is affected, and dust in a mine enters the ventilation pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that a filter screen on the outer side of a ventilation pipe cannot be replaced simply and conveniently and is inconvenient to install, a coal mine underground ventilation structure convenient to fix is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a coal mine underground ventilation structure convenient to fix comprises a fixing plate, wherein a screw rod penetrating to the outer side of the fixing plate is arranged inside the fixing plate, a fixing latch is fixed at one end of the screw rod, which is positioned at the outer side of the fixing plate, a worm wheel is arranged at one side of the fixing plate, an L-shaped connecting frame is arranged at the outer side of the fixing plate, a worm is arranged at one end of the L-shaped connecting frame, which is positioned above the worm wheel, a fixing clamp is arranged at one side of the L-shaped connecting frame, a ventilation pipe is arranged at the inner side of the fixing clamp, a partition plate is fixed at the inner side of the ventilation pipe, a connecting plate is fixed at one end of the fixing plate, a telescopic rod is arranged at the top end of the connecting plate, a mounting frame is fixed at the top end of the telescopic rod, a bolt penetrating to the bottom of the connecting plate is arranged at the inner side of the mounting frame, a second vent hole is arranged at one end of the partition plate, and a first vent hole is arranged below the second vent hole, the inside of No. two blow vents is provided with the lead screw, the outside of baffle is provided with the air vent No. one, and the inside of air vent No. one is provided with the valve, the one end of air vent No. one is provided with the filter screen, one side that the outside of baffle is located the gas vent No. one is provided with the gas vent No. two, the one end of worm is provided with the bull stick.

Preferably, the one end of No. two gas vents, an exhaust port, No. two blow vents all is provided with the filter screen, the inside of No. two gas vents, an exhaust port, No. two blow vents all is provided with the valve.

Preferably, the worm wheel is rotatably connected with the fixed plate through a bearing, and the worm is rotatably connected with the L-shaped connecting frame through a bearing.

Preferably, the inside of worm wheel is provided with lead screw assorted screw hole, the bottom of lead screw is located the inside of fixed plate and is provided with the stopper, the inside of fixed plate be provided with stopper assorted spout.

Preferably, the connecting plate is internally provided with a threaded hole matched with the bolt.

Preferably, the bolt is rotatably connected with the mounting frame through a bearing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages that by arranging the worm wheel, the worm, the rotating rod, the lead screw, the mounting rack and the telescopic rod, the worm can drive the worm wheel to rotate by rotating the rotating rod, the lead screw can be moved out or put in the fixed plate when the worm wheel rotates, and the fixed plate can be fixed on the inner wall of a mine by screwing the bolt, so that the problem of inconvenient installation is solved;

2. the utility model discloses a set up valve, a ventilation mouth, No. two gas vents, accessible valve is opened a ventilation mouth and No. two gas vents, through closing No. two blow vents and a gas vent, from this alright change the filter screen under the condition that does not influence the ventilation pipe function to solve the unable simple and convenient problem of changing at the filter screen to the ventilation pipe outside.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the connection plate and the fixing plate of the present invention;

FIG. 3 is a schematic view of the connection between the connection plate and the bolt of the present invention;

FIG. 4 is a schematic view of the connection between the vent pipe and the vent port according to the present invention;

fig. 5 is a schematic connection diagram of the worm gear of the present invention.

In the figure: 1. a fixing plate; 2. a fixing clip; 3. a vent pipe; 4. a partition plate; 5. a bolt; 6. fixing the latch; 7. a worm gear; 8. a worm; 9. an L-shaped connecting frame; 10. a connecting plate; 11. a telescopic rod; 12. a mounting frame; 13. a valve; 14. a filter screen; 15. a first air vent; 16. a screw rod; 17. a second air vent; 18. a first exhaust port; 19. a second exhaust port; 20. and (4) rotating the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-5, a coal mine underground ventilation structure convenient for fixing comprises a fixing plate 1, a screw rod 16 penetrating to the outer side of the fixing plate 1 is arranged inside the fixing plate 1, a fixing latch 6 is fixed at one end of the screw rod 16 positioned at the outer side of the fixing plate 1, a worm wheel 7 is arranged at one side of the fixing plate 1, an L-shaped connecting frame 9 is arranged at the outer side of the fixing plate 1, a worm 8 is arranged at one end of the L-shaped connecting frame 9 positioned above the worm wheel 7, a fixing clamp 2 is arranged at one side of the L-shaped connecting frame 9 positioned at the outer side of the fixing plate 1, a ventilation pipe 3 is arranged at the inner side of the fixing clamp 2, a partition plate 4 is fixed at the inner side of the ventilation pipe 3, a connecting plate 10 is fixed at one end of the fixing plate 1, a telescopic rod 11 is arranged at the top end of the connecting plate 10, a mounting frame 12 is fixed at the top end of the telescopic rod 11, and a bolt 5 penetrating to the bottom of the connecting plate 10 is arranged at the inner side of the mounting frame 12, one end of the partition plate 4 is provided with No. two air vents 17, the lower part of one end of the partition plate 4, which is located at No. two air vents 17, is provided with an air outlet 18, the inside of the No. two air vents 17 is provided with a screw rod 16, the outer side of the partition plate 4 is provided with an air vent 15, the inside of the No. one air vent 15 is provided with a valve 13, one end of the No. one air vent 15 is provided with a filter screen 14, one side of the outer side of the partition plate 4, which is located at the No. one air vent 18, is provided with No. two air vents 19, and one end of the worm 8 is provided with a rotating rod 20.

Please refer to fig. 4, the filter screen 14 is disposed at one end of each of the second exhaust port 19, the first exhaust port 18 and the second vent 17, and the valve 13 is disposed inside each of the second exhaust port 19, the first exhaust port 18 and the second vent 17, so as to facilitate replacement of the filter screen 14.

Please refer to fig. 1 and 5, the worm wheel 7 is rotatably connected to the fixed plate 1 through a bearing, and the worm 8 is rotatably connected to the L-shaped connecting frame 9 through a bearing, so that the worm 8 drives the worm wheel 7 to rotate.

Please refer to fig. 1, a threaded hole matched with the lead screw 16 is formed in the worm wheel 7, a limiting block is arranged at the bottom end of the lead screw 16 in the fixing plate 1, and a sliding groove matched with the limiting block is formed in the fixing plate 1, so that the lead screw 16 can move when the worm wheel 7 rotates.

Please refer to fig. 3, the connection plate 10 is provided with a threaded hole matching with the bolt 5 for the bolt 5 to move up and down while rotating.

Please refer to fig. 2 and 3, the bolt 5 is rotatably connected to the mounting frame 12 through a bearing, so that the bolt 5 can rotate conveniently.

The working principle is as follows: when the device is used, a worker can rotate the rotating rod 20, the rotating rod 20 can drive the worm 8 to rotate, the worm 8 can drive the worm wheel 7 to rotate while rotating, the worm wheel 7 can enable the screw rod 16 to extend out of the fixing plate 1 through an internal threaded hole, so that the fixing latch 6 is buckled into the top and the bottom of a mine, then the screw drill bit is aligned to the top of the bolt 5, the drill bit is started, the bolt 5 can be driven to enter one side of the mine through the rotation of the bolt 5, the fixing plate 1 can be fixed through the bolt 5 and the fixing latch 6, then the fixing clamp 2 with the ventilation pipe 3 is installed on the fixing plate 1, when a filter screen needs to be replaced, the valve 13 in the second exhaust port 19 and the first exhaust port 15 is opened, the valve 13 in the second exhaust port 17 and the first exhaust port 18 is closed, air can flow through the first exhaust port 15 and the second exhaust port 19, the second air vent 17 and the filter 14 at one end of the first air vent 18 can be replaced, so that the filter 14 can be replaced without influencing the air flow.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a colliery is ventilation structure in pit convenient to it is fixed, includes fixed plate (1), its characterized in that: the fixing plate is characterized in that a lead screw (16) penetrating through the outer side of the fixing plate (1) is arranged in the fixing plate (1), a fixing latch (6) is fixed at one end of the lead screw (16) positioned at the outer side of the fixing plate (1), a worm wheel (7) is arranged at one side of the fixing plate (1), an L-shaped connecting frame (9) is arranged at the outer side of the fixing plate (1), a worm (8) is arranged at one end of the L-shaped connecting frame (9) positioned above the worm wheel (7), a fixing clamp (2) is arranged at one side of the outer side of the fixing plate (1) positioned at the L-shaped connecting frame (9), a ventilating pipe (3) is arranged at the inner side of the fixing clamp (2), a partition plate (4) is fixed at the inner side of the ventilating pipe (3), a connecting plate (10) is fixed at one end of the fixing plate (1), a telescopic rod (11) is arranged at the top end of the connecting plate (10), a mounting frame (12) is fixed at the top end of the telescopic rod (11), and the inboard of mounting bracket (12) is provided with bolt (5) that run through to connecting plate (10) bottom, the one end of baffle (4) is provided with No. two blow vents (17), and the below that the one end of baffle (4) is located No. two blow vents (17) is provided with gas vent (18), the inside of No. two blow vents (17) is provided with lead screw (16), the outside of baffle (4) is provided with one number air vent (15), and the inside of one number air vent (15) is provided with valve (13), the one end of one number air vent (15) is provided with filter screen (14), one side that the outside of baffle (4) is located one number air vent (18) is provided with No. two gas vents (19), the one end of worm (8) is provided with bull stick (20).

2. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: one end of No. two gas vents (19), No. one gas vent (18), No. two air vents (17) all is provided with filter screen (14), the inside of No. two gas vents (19), No. one gas vent (18), No. two air vents (17) all is provided with valve (13).

3. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: the worm wheel (7) is rotatably connected with the fixed plate (1) through a bearing, and the worm (8) is rotatably connected with the L-shaped connecting frame (9) through a bearing.

4. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: the inside of worm wheel (7) is provided with lead screw (16) assorted screw hole, the inside that the bottom of lead screw (16) is located fixed plate (1) is provided with the stopper, the inside of fixed plate (1) be provided with stopper assorted spout.

5. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: and a threaded hole matched with the bolt (5) is formed in the connecting plate (10).

6. The underground coal mine ventilation structure convenient to fix of claim 1, which is characterized in that: the bolt (5) is rotatably connected with the mounting frame (12) through a bearing.