CN215890074U - Mining explosion-proof press-in type disrotatory axial flow local ventilator - Google Patents

Abstract

The utility model relates to a mining explosion-proof press-in type disrotatory axial flow local ventilator, which comprises a first ventilating duct, a second ventilating duct, a third ventilating duct and a first ventilating duct, the ventilation sliding plates are sleeved at the tops of the second ventilation pipeline and the third ventilation pipeline, two groups of adjacent ventilation sliding plates are respectively inserted into the inner cavity of the connecting sleeve plate in a sliding mode and can be detachably connected with the connecting sleeve plate through fastening bolts, the ventilation opening is formed in the top of each group of ventilation sliding plates, the silencing cotton plate is arranged on the inner side of the ventilation opening, connecting sliding blocks are fixed on the side walls of the left end and the right end of each silencing cotton plate respectively, fixed sliding grooves are formed in each group of connecting sliding blocks, telescopic springs are fixed on the side walls, away from one end of each fixed sliding groove, of each group of fixed sliding grooves, and connecting clamping blocks are fixed on the side, away from one side, of each group of telescopic springs.

Description

Mining explosion-proof press-in type disrotatory axial flow local ventilator

Technical Field

The utility model belongs to the field of ventilators, and particularly relates to a mining explosion-proof press-in type disrotatory axial flow local ventilator.

Background

A local ventilator is usually required to be installed under a coal mine with harmful gases such as methane, carbon monoxide and the like, a flexible pipeline (with required length) is arranged at the outlet end of a diffuser for forced ventilation, and the diffuser is matched with a positive pressure main ventilator for use, so that underground gas is effectively updated. The explosion caused by the exceeding of methane is prevented, and the safety of underground personnel is ensured.

The existing ventilator has the defects that the maintenance can not be rapidly disassembled from the silencing cotton plate, otherwise, the silencing cotton plate can be rapidly and conveniently installed, the maintenance cost is increased, a large amount of dust easily enters the silencing cotton block, and the silencing effect is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the problems in the prior art and provides a mining explosion-proof press-in type disrotatory axial flow local fan.

In order to achieve the technical purpose and achieve the technical effect, the utility model is realized by the following technical scheme:

the mining flame-proof press-in type disrotatory axial flow local ventilator comprises a first ventilating pipeline, a second ventilating pipeline and a third ventilating pipeline, wherein the tops of the first ventilating pipeline, the second ventilating pipeline and the third ventilating pipeline are sleeved with ventilating slide plates, two groups of adjacent ventilating slide plates are respectively in sliding insertion into an inner cavity of a connecting sleeve plate and can be detachably screwed with the connecting sleeve plate through fastening bolts, the top of each group of ventilating slide plates is provided with a ventilating opening, the inner side of the ventilating opening is provided with a silencing cotton plate, the side walls of the left end and the right end of each group of silencing cotton plates are respectively fixed with a connecting slide block, each group of connecting slide blocks is provided with a fixed slide groove, the side wall of the inner cavity, which is far away from one end of each group of the fixed slide grooves, is respectively fixed with a telescopic spring, one side, which is far away from one side of each group of the telescopic springs, is fixed with a connecting clamping block, and the inner side of each group of the ventilating slide plate is provided with a connecting clamping groove, and the bottoms of the first ventilating pipeline, the second ventilating pipeline and the third ventilating pipeline are all provided with a filter screen plate.

Preferably, the top of each group of filter screen plates is fixedly sleeved with a threaded conduit, and the filter screen plates are detachably connected with each other through the tops of the first ventilation pipeline, the second ventilation pipeline and the third ventilation pipeline in a threaded manner.

Preferably, the top of each group of the silencing cotton plate is fixed with a mounting handle.

Preferably, the silencing cotton plate is formed by pressing glass fiber cotton by a machine, is cut according to the length and diameter of the air duct and the diffuser, and is coated with a stainless steel screen.

Preferably, the inner sides of the first ventilating duct, the second ventilating duct and the third ventilating duct are all provided with a ventilator body.

Has the advantages that:

1. the ventilator body is started to ventilate the interior of the mine through a first ventilation pipeline, a second ventilation pipeline and a third ventilation pipeline respectively, the noise generated in the ventilation process is reduced by the silencing cotton plate, if the silencing cotton plate is maintained and replaced, the mounting handle is pulled upwards by force, in the pulling process, as the side walls of the inner cavities at the ends of the fixed chutes, which are far away from each other, are fixed with the telescopic springs, one side of each group of the telescopic springs, which is far away from each other, is fixed with the connecting clamping block, the inner side of each group of the ventilation sliding plates is provided with the connecting clamping groove which is clamped with the connecting clamping block, the connecting clamping block is abutted with the side wall at the top of the connecting clamping groove, the connecting clamping block is driven to compress the telescopic springs so as to extrude the telescopic springs into the inner cavities of the fixed chutes, until the connecting clamping block and the connecting clamping groove are separated, the silencing cotton plate can be quickly disassembled and maintained, and otherwise, the silencing cotton plate can be quickly and conveniently installed;

2. the filter screen board that sets up prevents effectively that the cotton inboard of amortization from getting into a large amount of dusts when the ventilation state to greatly reduced noise cancelling effect, and the convenience is dismantled the washing to filter screen board, keeps its filter effect.

Of course, it is not necessary for any one product that embodies the utility model to achieve all of the above advantages simultaneously.

Drawings

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

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

FIG. 2 is a schematic view of the attachment of the sound attenuating cotton panel of the present invention;

FIG. 3 is a schematic view of a threaded conduit connection according to the present invention;

the reference numbers in the drawings are as follows:

1-a first ventilating duct, 2-a second ventilating duct, 3-a third ventilating duct, 4-a ventilating slide plate, 5-a connecting sleeve plate, 6-a fastening bolt, 7-a ventilating opening, 8-a silencing cotton plate, 9-a connecting slide block, 10-a fixed chute, 11-a telescopic spring, 12-a connecting clamping block, 13-a connecting clamping groove, 14-a filter screen plate, 15-a threaded conduit, 16-a ventilator body and 17-an installation handle.

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.

As shown in figures 1-3, the utility model is a mining flame-proof press-in type disrotatory axial flow local ventilator, which comprises a first ventilating duct 1, a second ventilating duct 2 and a third ventilating duct 3, wherein the tops of the first ventilating duct 1, the second ventilating duct 2 and the third ventilating duct 3 are sleeved with ventilating slide plates 4, two groups of adjacent ventilating slide plates 4 are respectively inserted into the inner cavity of a connecting sleeve plate 5 in a sliding way and are detachably screwed with the connecting sleeve plate 5 through fastening bolts 6, the top of each group of ventilating slide plates 4 is provided with a ventilating opening 7, the inner sides of the ventilating openings 7 are provided with silencing cotton plates 8, the side walls of the left end and the right end of each group of silencing cotton plates 8 are respectively fixed with connecting slide blocks 9, each group of connecting slide blocks 9 is provided with a fixed slide groove 10, the side wall of the inner cavity at the end, which is far away from each other, of each group of fixed slide grooves 10 is fixed with a telescopic spring 11, the side wall, which is far away from each other, of each group of the telescopic springs 11 is fixed with a connecting clamp block 12, the inner side of each group of ventilation sliding plates 4 is provided with a connecting clamping groove 13 which is connected with a connecting clamping block 12 in a clamping manner, and the bottoms of the first ventilation pipeline 1, the second ventilation pipeline 2 and the third ventilation pipeline 3 are provided with a filter screen plate 14.

Wherein, every group filters 14 tops of otter board and all cup joints and is fixed with threaded pipe 15, filter otter board 14 through first air pipe 1, second air pipe 2, the spiro union can be dismantled at 3 tops of third air pipe, 8 tops of every group amortization cotton board all are fixed with installation handle 17, amortization cotton board 8 form by the machine suppression for the glass fiber cotton, according to the dryer, the length of diffuser, the diameter size cuts, outside cladding stainless steel screen cloth, first air pipe 1, second air pipe 2, ventilator body 16 is all installed to 3 inboards of third air pipe.

One specific application of this embodiment is: when the mining explosion-proof press-in type disrotatory axial flow local ventilator is used, the ventilator body 1 is opened to ventilate the interior of a mine through a first ventilating duct 1, a second ventilating duct 2 and a third ventilating duct 3 respectively, the noise generated in the ventilating process is reduced through a silencing cotton plate 8, if the silencing cotton plate 8 is maintained and replaced, an installation handle 17 is pulled upwards by force, in the pulling process, as the side walls of the inner cavities at the ends, far away from each other, of the fixed sliding chutes 10 are respectively fixed with a telescopic spring 11, the sides, far away from each other, of two groups of telescopic springs 11 are respectively fixed with a connecting clamping block 12, the inner side of each group of ventilating sliding plates 4 is respectively provided with a connecting clamping groove 13 which is mutually clamped with the connecting clamping block 12, the connecting clamping block 12 is abutted against the side wall at the top of the connecting clamping groove 13 to drive the connecting clamping block 12 to compress the telescopic springs 11 so as to be extruded into the inner cavities of the fixed sliding chutes 10, until the connecting clamping block 12 is separated from the connecting clamping groove 13, can dismantle the maintenance fast to the cotton board 8 of amortization, otherwise can install it fast convenient, the filter screen board 14 of setting effectively prevents to get into a large amount of dusts in the cotton board 8 of amortization when the ventilation status to greatly reduced noise cancelling effect.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed, and obviously many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims (5)

1. Mining flame-proof type forced disrotatory axial compressor auxiliary ventilating fan, its characterized in that: comprises a first ventilation pipeline (1), a second ventilation pipeline (2) and a third ventilation pipeline (3), wherein the tops of the first ventilation pipeline (1), the second ventilation pipeline (2) and the third ventilation pipeline (3) are sleeved with ventilation sliding plates (4), the ventilation sliding plates (4) are adjacent in two groups and are respectively inserted into the inner cavity of a connecting sleeve plate (5) in a sliding manner, the ventilation sliding plates (4) can be detachably screwed through fastening bolts (6) and the connecting sleeve plate (5), each group of ventilation sliding plates (4) is provided with a ventilation opening (7), the inner side of each ventilation opening (7) is provided with a silencing cotton plate (8), the side walls of the left end and the right end of each silencing cotton plate (8) are respectively fixed with a connecting slide block (9), each group of connecting slide block (9) is provided with a fixed slide groove (10), each group of fixing slide groove (10) is mutually far away from the side wall of the inner cavity at one end and is respectively fixed with a telescopic spring (11), two sets of telescopic spring (11) keep away from one side each other and are fixed with connection fixture block (12), every group ventilation slide (4) inboard all set up and connect connection slot (13) of the mutual joint of fixture block (12), first air pipe (1), second air pipe (2), third air pipe (3) bottom all is provided with filter plate (14).

2. The mining flameproof press-in type disrotatory axial flow local fan according to claim 1, characterized in that: every group filter screen board (14) top all cup joints and is fixed with screw thread pipe (15), filter screen board (14) can be dismantled the spiro union through first air pipe (1), second air pipe (2), third air pipe (3) top.

3. The mining flameproof press-in type disrotatory axial flow local fan according to claim 1, characterized in that: and the top of each group of the silencing cotton plate (8) is fixed with a mounting handle (17).

4. The mining flameproof press-in type disrotatory axial flow local fan according to claim 1, characterized in that: the silencing cotton plate (8) is formed by pressing glass fiber cotton by a machine, is cut according to the length and diameter of the air duct and the diffuser, and is coated with a stainless steel screen.

5. The mining flameproof press-in type disrotatory axial flow local fan according to claim 1, characterized in that: ventilator bodies (16) are installed on the inner sides of the first ventilation pipeline (1), the second ventilation pipeline (2) and the third ventilation pipeline (3).

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