CN216518105U

CN216518105U - Double-layer filtering device for coal mine ventilating duct

Info

Publication number: CN216518105U
Application number: CN202123355488.4U
Authority: CN
Inventors: 赵宏飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-13
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a double-layer filtering device for a coal mine ventilating pipeline, which comprises a mounting frame and a connecting frame, wherein two limiting inserting rods are arranged on one end surface of the mounting frame, two limiting holes are arranged on the corresponding end surface of the connecting frame, one end of the connecting frame is inserted in the mounting frame through the limiting holes and the limiting inserting rods, the other end of the connecting frame is connected with a connecting pipe, and a honeycomb purifying block is arranged inside the connecting frame; the inside of mounting bracket is provided with fixed frame, installs the filter screen in the fixed frame, is provided with four recesses on the mounting bracket around fixed frame outside, and the position installation cardboard of four recesses of external correspondence of fixed frame, the cardboard inserts in the recess, sets up the baffle that is used for blocking the cardboard in the recess, and the one end of four regulation poles is run through the baffle one end in place card hole and the place recess respectively and is linked to each other. According to the utility model, the blocking of the clamping plate is removed through the movement of the baffle plate, so that the filter screen is convenient to clean, and the honeycomb purification blocks are convenient to replace due to the clamping plate structures on the two sides of the connecting frame.

Description

Double-layer filtering device for coal mine ventilating duct

Technical Field

The utility model relates to the technical field of coal mine ventilation, in particular to a double-layer filtering device for a coal mine ventilation pipeline.

Background

In the colliery, in order to guarantee the inside safety of mine, need to install corresponding air pipe and make the inside air of mine can use for the workman, generally install corresponding double-deck filter equipment in air pipe and filter the gas through air pipe, not only realized the filtration to the particulate matter, can also carry out purification treatment to toxic gas, however, filter equipment that current air pipe used is in long-time use, because its structural design is unreasonable, it is very troublesome to the clearance of filter screen, because can not get timely clearance, can directly influence subsequent filter effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-layer filtering device for a coal mine ventilating duct, which aims to solve the problem of cleaning a filter screen in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a double-layer filtering device for a coal mine ventilating pipeline comprises a mounting frame and a connecting frame, wherein two limiting insertion rods are arranged on one end face of the mounting frame, two limiting holes are formed in the corresponding end face of the connecting frame, one end of the connecting frame is inserted into the mounting frame through the limiting holes and the limiting insertion rods, the other end of the connecting frame is connected with a connecting pipe, and a honeycomb purifying block is arranged inside the connecting frame; the inside of mounting bracket is provided with fixed frame, and the internally mounted of fixed frame has the filter screen, around fixed frame outside is all around be provided with four recesses on the mounting bracket the cardboard is all installed to the position that corresponds four recesses all around the fixed frame outside, and the cardboard inserts to the recess in, still is provided with the baffle that is used for blocking the cardboard in the recess the card hole that link up with the recess is seted up all around in the outside of mounting bracket, and the one end of four regulation poles is run through the baffle one end in place card hole and the place recess respectively and is linked to each other.

Preferably, the both sides of link are provided with splint, the mounting bracket has all been seted up near the terminal surface both sides of link, installs the lead screw in the mounting groove, the cover is equipped with the screw piece on the lead screw, installs the connecting rod on the screw piece, sets up the spout on the terminal surface at the mounting groove place of mounting bracket, and the one end of connecting rod runs through the spout and links to each other with splint the both sides of mounting bracket all are provided with rotates the handle, rotate the one end at the lead screw of handle installation.

Preferably, the link is the cylinder, the shape of splint is the arc, and the inside of splint and the outer wall of link match.

Preferably, the connecting rod is in a square or cylinder shape, and the screw rod is mounted on the mounting frames at the two ends of the mounting groove through two bearings.

Preferably, the adjusting rod is a bolt, and an internal thread adjusting rod matched with the adjusting rod is arranged in the clamping hole and is in threaded connection with the clamping hole.

Preferably, the shape of the fixed frame and the shape of the inside of the mounting frame are both set to be square, and the four clamping plates are uniformly distributed on four edges of the outer side of the fixed frame.

Preferably, the two sides of the end face of one end, far away from the mounting frame, of the fixing frame are respectively provided with a handle.

The working principle is as follows: firstly, the device is connected through a connecting pipe, then when the air of a ventilating duct passes through the device, the air passing through the device is purified by a honeycomb purification block, harmful gas is absorbed and converted, then the air passing through the device can be filtered under the action of a filter screen, dust and particles are filtered, and the filter screen needs to be cleaned regularly in order to ensure that the device can be used for a long time; in order to clean the filter screen conveniently, the adjusting rod is rotated, the adjusting rod is in threaded connection with the clamping hole, the baffle can be driven to move up and down in the rotating process of the adjusting rod, the shielding of the clamping plate is removed under the movement of the baffle, and the fixing frame can be integrally taken out by pulling the handle, so that the filter screen is cleaned conveniently; because the purification performance of honeycomb purification piece has the upper limit, need change the honeycomb purification piece, for the convenience change the honeycomb purification piece, rotate the handle through rotating, can drive the lead screw and rotate under the rotation of rotating the handle, because the rotation of lead screw and the restriction of connecting rod, the removal through the screw thread piece can drive splint and remove, thereby fix the centre gripping or relieve the link, the existence of spacing hole and spacing inserted bar, can fix a position the link, make the link stable and the mounting bracket is connected, the same reason, also can conveniently dismantle the mounting bracket, be convenient for change the honeycomb purification piece.

Compared with the related art, the utility model has the following beneficial effects:

the honeycomb purification device has the advantages that a double-layer filtering structure of the honeycomb purification block and the filter screen is adopted, the baffle is arranged, the baffle and the adjusting rod are utilized, the blocking of the clamping plate is removed through the movement of the baffle, the handle is pulled to integrally take out the fixing frame, so that the filter screen is convenient to clean, and the problem that the filter screen is inconvenient to clean is solved; and the connection structure of the connecting frame and the mounting frame can easily realize the replacement of the honeycomb purification block.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic top cross-sectional view of the present invention;

fig. 4 is a schematic rear view of the cross-sectional structure of the present invention.

In the figure: 1. a fixing frame; 2. a mounting frame; 3. adjusting a rod; 4. a baffle plate; 5. a filter screen; 6. a groove; 7. clamping a plate; 8. a handle; 9. a clamping hole; 10. a limiting hole; 11. a honeycomb purification block; 12. a connecting pipe; 13. a connecting frame; 14. a limiting inserted rod; 15. rotating the handle; 16. a screw rod; 17. a connecting rod; 18. a splint; 19. mounting grooves; 20. a thread block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The double-layer filtering device for the coal mine ventilation pipeline comprises a mounting frame 2, wherein a fixing frame 1 is arranged inside the mounting frame 2, a filter screen 5 is arranged inside the fixing frame 1, handles 8 are arranged on two sides of one end of the fixing frame 1, and a mounting structure is arranged on the outer side of the fixing frame 1;

two limiting insertion rods 14 are mounted at one end, far away from the fixed frame 1, of the mounting frame 2, two limiting holes 10 are formed in one end, close to the mounting frame 2, of the connecting frame 13, one end of the connecting frame 13 is inserted into the mounting frame 2 through the limiting holes 10 and the limiting insertion rods 14, the other end of the connecting frame 13 is connected with the connecting pipe 12, and the honeycomb purification block 11 is arranged inside the connecting frame 13; the connecting frame 13 is cylindrical, and the diameter of the connecting frame 13 is the same as the height of the mounting frame 2;

the double-layer filtering device for the coal mine ventilation pipeline further comprises a groove 6, the groove 6 is formed in the periphery of one end inside the mounting frame 2, a baffle 4 is arranged inside the groove 6, four clamping holes 9 are formed in the outer side of the mounting frame 2, adjusting rods 3 are arranged around the mounting frame 2, one end of each adjusting rod 3 penetrates through one end inside each clamping hole 9 and extends into the groove 6, one end of each adjusting rod 3 inside the groove 6 is connected with one end of each baffle 4 through a bearing, clamping plates 7 are arranged around the outer side of the fixing frame 1, and one end of each clamping plate 7 penetrates through one end inside the fixing frame 1 and extends into the groove 6; the inner part of the clamping hole 9 is contacted with the outer side of the adjusting rod 3, and an internal thread matched with the outer side of the adjusting rod 3 is arranged in the clamping hole 9; the shape of the fixed frame 1 is the same as the size of the inner shape of the mounting frame 2, and the clamping plates 7 are mounted on the outer side of the fixed frame 1 at equal angles.

Specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, through the existence that is provided with baffle 4, can adjust pole 3 through rotating, because adjust pole 3 good card hole 9 is threaded connection, consequently can drive baffle 4 and reciprocate at adjusting the rotation in-process of pole 3, can remove the sheltering from to cardboard 7 under the removal of baffle 4, alright take out fixed frame 1 is whole through pulling handle 8 to conveniently clear up filter screen 5.

Example 2

As a further design of embodiment 1, fixing structures are arranged on two sides of the connecting frame 13, each fixing structure includes a clamping plate 18, the clamping plates 18 are arranged on two sides of the connecting frame 13, mounting grooves 19 are formed in two sides of the mounting frame 2 near one end of the connecting frame 13, a screw rod 16 is mounted inside the mounting groove 19 through a bearing, a thread block 20 is sleeved outside the screw rod 16, a connecting rod 17 is mounted at one end of the thread block 20, one end of the connecting rod 17 penetrates through one end inside the mounting groove 19 and is connected with the clamping plate 18, rotating handles 15 are arranged on two sides of the mounting frame 2, and one end of each rotating handle 15 penetrates through one side of the mounting frame 2 and is connected with the screw rod 16; the shape of the clamping plate 18 is arc, and the inner part of the clamping plate 18 is contacted with the outer side of the connecting frame 13; the shape of the connecting rod 17 is square, and both ends of the connecting rod 17 contact with both ends inside the mounting groove 19.

Specifically, as shown in fig. 3 and 4, through rotating rotation handle 15, can drive lead screw 16 and rotate under the rotation that rotates handle 15, because the restriction of the rotation of lead screw 16 and connecting rod 17, can make screw block 20 carry out horizontal migration in the outside of lead screw 16, through the removal of screw block 20 alright drive splint 18 and remove, thereby can carry out fixed centre gripping to link 13, and be provided with spacing hole 10 and spacing inserted bar 14's existence, can fix a position link 13, through this alright so that link 13 is stable and mounting bracket 2 is connected, and the same is said, also can conveniently dismantle mounting bracket 2, be convenient for change honeycomb purification piece 11.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a coal mine is double-deck filter equipment for air pipe which characterized in that: the honeycomb purification device comprises an installation frame (2) and a connecting frame (13), wherein two limiting insertion rods (14) are arranged on one end face of the installation frame (2), two limiting holes (10) are formed in the corresponding end face of the connecting frame (13), one end of the connecting frame (13) is inserted into the installation frame (2) through the limiting holes (10) and the limiting insertion rods (14), the other end of the connecting frame (13) is connected with a connecting pipe (12), and a honeycomb purification block (11) is arranged inside the connecting frame (13); the inside of mounting bracket (2) is provided with fixed frame (1), and the internally mounted of fixed frame (1) has filter screen (5), centers on fixed frame (1) outside all around be provided with four recess (6) on mounting bracket (2) the cardboard (7) are all installed to the position that corresponds four recess (6) all around in the fixed frame (1) outside, insert in recess (6) cardboard (7), still be provided with baffle (4) that are used for blocking cardboard (7) in recess (6) the card hole (9) that link up with recess (6) are seted up all around in the outside of mounting bracket (2), and four one ends of adjusting pole (3) are run through place card hole (9) respectively and are linked to each other with baffle (4) one end in place recess (6).

2. The double-layer filtering device for the ventilation pipeline of the coal mine as claimed in claim 1, wherein: the both sides of link (13) are provided with splint (18), mounting bracket (2) are close to the terminal surface both sides of link (13) and have all seted up mounting groove (19), install lead screw (16) in mounting groove (19), the cover is equipped with screw piece (20) on lead screw (16), installs connecting rod (17) on screw piece (20), sets up the spout on the terminal surface at mounting groove (19) place of mounting bracket (2), and the one end of connecting rod (17) runs through the spout and links to each other with splint (18) the both sides of mounting bracket (2) all are provided with rotates handle (15), rotate handle (15) and install the one end at lead screw (16).

3. The double-layer filtering device for the ventilation pipeline of the coal mine as claimed in claim 2, wherein: the connecting frame (13) is a cylinder, the clamping plate (18) is arc-shaped, and the inner part of the clamping plate (18) is matched with the outer wall of the connecting frame (13).

4. The double-layer filtering device for the ventilation pipeline of the coal mine as claimed in claim 2, wherein: the connecting rod (17) is in a square or cylinder shape, and the screw rod (16) is installed on the installation frames (2) at the two ends of the installation groove (19) through two bearings.

5. The double-layer filtering device for the ventilation pipeline of the coal mine as claimed in claim 1, wherein: the adjusting rod (3) is a bolt, and an internal thread adjusting rod (3) matched with the adjusting rod (3) is arranged in the clamping hole (9) and is in threaded connection with the clamping hole (9).

6. The double-layer filtering device for the ventilation pipeline of the coal mine as claimed in claim 1, wherein: the shape of the fixed frame (1) and the inner shape of the mounting frame (2) are both set to be square, and the four clamping plates (7) are uniformly distributed on four edges of the outer side of the fixed frame (1).

7. The double-layer filtering device for the ventilation pipeline of the coal mine as claimed in claim 1, wherein: the handle (8) is respectively installed on two sides of the end face of one end, far away from the installation frame (2), of the fixing frame (1).