Dust removal device for maintenance of coal mine machinery

Abstract

The utility model discloses a dust removal device for coal mine machinery maintenance, which comprises a shell, a dust collection fan is fixedly mounted in the shell, two groups of insertion grooves are symmetrically formed in the top of one side of the dust collection fan of the shell, and through the arrangement of two groups of sealing components and two groups of dust collection boxes, when a filter screen is replaced, the dust collection box is inserted into the insertion grooves, so that the dust collection fan can be conveniently replaced. The dust removal device does not need to be stopped, the filter screen to be replaced can be inserted into the shell from the closed inserting groove of the other set of closing assembly, then the filter screen used on the shell can be pulled out and replaced, and a closing plate in the closing assembly on one side of the inserting groove where the filter screen is pulled out extends out of the mounting groove under the elastic action of two sets of flat springs to close the inserting groove. Impurities in outside air can be prevented from entering the shell from the inserting groove, meanwhile, the two sets of dust collecting boxes communicated with the bottom of the shell can collect dust falling down after being filtered and blocked by the filter screen, and the dust collecting device has the advantages that the filter screen does not need to be replaced after shutdown, impurities are prevented from entering, and the dust collecting efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust removal technical field, concretely is a dust removal device for coal mine machinery maintenance. BACKGROUND

[0002] The coal mine machinery is in the closed space underground for a long time, and contacts dust for a long time in the coal mining operation, the inside of the coal mine machinery contacts a large amount of dust, in order to make the coal mine machinery keep the use state, need to carry out regular maintenance dust removal to the operation space of the coal mine machinery when using.

[0003] For example, a coal mine machinery maintenance dust removal device (publication number: CN220609565U), including the shell, the right side of the shell is installed with the support plate at the air exchange opening, the support plate is installed with the drive motor. The coal mine machinery maintenance dust removal device, the filter screen is slid in the adjusting groove on both sides of the shell, and the filter screen can be pulled out by half to the both sides, and the other half remains in the shell to continue the dust removal operation, so that the coal mine machinery maintenance dust removal operation can be carried out without stopping, and the filter screen is pulled out to clean more cleanly, and the filter screen can also be completely pulled out for cleaning, and the dust collection can be carried out by rotating the collection box corresponding to the filter screen.

[0004] Based on the above patent search, and combined with the existing technical equipment, the above-mentioned equipment can only clean and collect the dust accumulated on the filter screen, and cannot collect the dust falling into the filter screen near the inside of the shell. The dust sucked by the fan blade driven by the drive motor in the shell is blocked by the filter screen and also falls into the filter screen near the bottom of the shell. Therefore, we need to propose a dust removal device for coal mine machinery maintenance. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a dust removal device for coal mine machinery maintenance, through the setting of two groups of closed components and dust collecting box, when replacing the filter plate, need not stop running dust removal device, can pull out the filter screen on the shell and replace, at the same time avoid the impurities in the outside air from the plug-in slot into the shell, the dust falling down by the filter screen filter blockage is collected by the dust collecting box shell, to solve the problem in the prior art.

[0006] To achieve the above purpose, the utility model provides the following technical scheme:

[0007] The utility model provides a dust collector for coal mine machinery maintenance, including the shell, the inside fixed mounting of shell has dust absorption fan, the shell is located dust absorption fan one side top and presents symmetry and is opened with two groups of insertion slot, and one group insertion slot's inside inserts the filter screen of cooperation dust absorption fan use, the shell is located insertion slot one side and is opened with installation groove, the inside installation of installation groove has the closing assembly that closes insertion slot, the bottom of shell presents symmetry and is opened with two groups of ash hole, the bottom fixed mounting of ash hole has the dust collecting box of shell.

[0008] Preferably, the closing assembly includes a closing plate, the closing plate is slidingly installed in the inside of the installation groove, one side of the closing plate is symmetrically fixedly installed with two groups of flat springs, one end of the two groups of flat springs is fixedly connected with the inner side wall of the installation groove, the top of the closing plate is fixedly installed with a poking block, the top of the poking block extends to the upper of the shell through the shell.

[0009] Preferably, the top of the shell is provided with a sliding groove in communication with the installation groove, the poking block is located in the inside of the sliding groove, the outer wall of the poking block is slidingly connected with the inner wall of the sliding groove, and the side of the closing plate away from the limiting block is fixedly installed with a shielding plate for shielding and closing the sliding groove.

[0010] Preferably, the side of the closing plate is fixedly installed with a limiting block, the side of the insertion slot opposite to the inner wall of the installation groove and the side of the top of the filter screen are both provided with a limiting groove corresponding to the limiting block, and the outer wall of the limiting block is slidingly connected with the inner wall of the limiting groove.

[0011] Preferably, the inner wall of the shell is fixedly installed with a limiting frame for cooperation with the insertion slot on both sides, and the filter screen is slidingly inserted into the inside of the limiting frame.

[0012] Preferably, the side of the dust collecting box is opened and closed with a through hole, the inside of the through hole is inserted with a pull-out box extending to the inside of the dust collecting box.

[0013] Preferably, the inner wall of both ends of the shell is fixedly installed with a separation net, and the bottom of both ends of the shell is symmetrically fixedly installed with two groups of moving supports.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] The utility model discloses a set up two groups of closed components and two groups of dust collecting boxes, when replacing filter screen, need not stop running dust removal device, can insert the filter screen of waiting for replacing from another group of closed components closed plug -in slot into the casing, and then can pull out the filter screen of casing after use and replace, and the closing plate in the closed component of plug -in slot one side of the filter screen is stretched out mounting groove and closes plug -in slot under the elastic action of two groups of flat springs, can avoid the impurity in outside air from plug -in slot and enter the casing, and the dust collecting efficiency of two groups of dust collecting boxes communicated with the bottom of casing can collect the dust of filter screen filtering and blocking down, has the advantages such as filter screen replacement without shutdown, prevent impurity from entering, dust collecting efficiency is high. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the three -dimensional structure schematic diagram of the side view of the utility model;

[0017] Figure 2 It is the three -dimensional structure schematic diagram of the front view of the utility model;

[0018] Figure 3 It is the structure schematic diagram of the utility model's section;

[0019] Figure 4 It is the structure schematic diagram of the closed component and plug -in slot of the utility model.

[0020] In the drawing: 1, casing;2, dust collection fan;3, plug -in slot;4, filter screen;5, mounting groove;6, closed component;61, closing plate;62, flat spring;63, limit block;64, dial block;65, baffle;7, sliding slot;8, ash hole;9, dust collecting box;10, pull -out box;11, limit frame;12, isolation net;13, movable support;14, limit slot. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] Please refer to Figures 1-4 The utility model provides a technical scheme:

[0023] The utility model provides a dust collector for coal mine machinery maintenance, including the casing 1, the inside fixed mounting of casing 1 has dust absorption fan 2, and the casing 1 is located dust absorption fan 2 one side top and presents symmetry and is opened with two groups of insertion slot 3, and one group of insertion slot 3 is inserted with the filter screen 4 of cooperation dust absorption fan 2 use, and the casing 1 is located insertion slot 3 one side and is opened with the installation groove 5 of casing 1 bottom symmetry and is opened with two groups of ash hole 8, and the casing 1 is located ash hole 8 bottom fixed mounting has the ash collecting box 9.

[0024] Further, the closure assembly 6 includes a closure plate 61 slidably mounted inside the installation groove 5, and two groups of flat springs 62 are symmetrically fixed to one side of the closure plate 61, one end of the two groups of flat springs 62 is fixedly connected with the inner side wall of the installation groove 5, and a push block 64 is fixedly installed on the top of the closure plate 61, and the top of the push block 64 extends above the casing 1 through the casing 1, which is convenient for driving the closure plate 61 to extend out of the installation groove 5 to close the insertion slot 3 under the elastic action of the two groups of flat springs 62.

[0025] Specifically, a sliding groove 7 communicating with the installation groove 5 is formed in the top of the casing 1, the push block 64 is located inside the sliding groove 7, the outer wall of the push block 64 is slidably connected with the inner wall of the sliding groove 7, and a shielding plate 65 is fixedly installed on the side of the closure plate 61 away from the limiting block 63 to shield and close the sliding groove 7, which is convenient for manually pushing the push block 64 in the sliding groove 7 to drive the two groups of flat springs 62 on one side of the closure plate 61 to contract.

[0026] Specifically, a limiting block 63 is fixedly installed on one side of the closure plate 61, and a limiting groove 14 corresponding to the limiting block 63 is formed in the top side of the filter screen 4 and the inner wall of the insertion slot 3 opposite to the installation groove 5, and the outer wall of the limiting block 63 is slidably connected with the inner wall of the limiting groove 14, when the limiting block 63 on the other side of the closure plate 61 is pushed out of the limiting groove 14 on the filter screen 4 or the limiting groove 14 communicating with the inner wall of the insertion slot 3, the filter screen 4 can be taken out or replaced, and when the limiting block 63 is inserted into the limiting groove 14 on the filter screen 4 or the limiting groove 14 communicating with the insertion slot 3, the filter screen 4 is limited or the insertion slot 3 is closed.

[0027] It is worth noting that when the limiting block 63 on one side of the closure plate 61 is inserted into the limiting groove 14 communicating with the insertion slot 3, the shielding plate 65 shields the sliding groove 7, reducing the possibility of dust entering the installation groove 5 from the sliding groove 7, when one group of insertion slot 3 is used, the filter screen 4 is inserted into it, the closure assembly 6 limits the filter screen 4, and the other group of insertion slot 3 is closed by the closure assembly 6.

[0028] Specific, the inner wall of the shell 1 both sides are fixedly installed with the cooperation of the plug-in slot 3 using the limiting frame 11, filter screen 4 sliding plug-in in the limiting frame 11 inside, convenient through the limiting frame 11 cooperation to filter screen 4 is guided and limited, improve the stability of filter screen 4.

[0029] Specific, the dust collecting box 9 one side opening and closing has a through hole, the through hole is inserted into the extension to the dust collecting box 9 inside the pullout box 10, convenient through the pullout box 10 will be collected in dust collecting box 9 dust cleaning.

[0030] Specific, the inner wall of the shell 1 both ends are fixedly installed with the isolation net 12, the both ends of the shell 1 are protected from the sun, avoid the large impurities into the shell 1 affect the equipment operation, and the bottom of the shell 1 both ends are symmetrically fixedly installed with two groups of mobile support 13, convenient for supporting and moving the device.

[0031] Working principle: the utility model for use through the dust fan 2 start, make the outside air into the shell 1 inside, through the filter screen 4 that the shell 1 inside plug-in is to the dust in the coal mine machinery maintenance environment air filtration, when filter screen 4 long time use, need to replace filter screen 4, without stopping running dust removal device, can be inserted into the shell 1 from another group of closed assembly 6 closed plug-in slot 3 of filter screen 4 that will be replaced, in turn can be pulled out the filter screen 4 after using on the shell 1 replacement, the plug-in slot 3 side closing assembly 6 of the filter screen 4 of the pullout closing plate 61 under the elasticity of the two groups of flat spring 62 extends installation slot 5 to plug-in slot 3 is closed, can avoid the impurities in the outside air from plug-in slot 3 into the shell 1, while the bottom of the shell 1 communication two groups of dust collecting box 9 can collect the dust that filter screen 4 filters and blocks down, has the advantages such as no need to stop machine replacement filter screen, prevent impurities from entering, dust collection efficiency is high.

[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A dust removal device for coal mine machinery maintenance, comprising a shell (1), characterized in that: The inside of the shell (1) is fixedly installed with a dust suction fan (2), the shell (1) is symmetrically provided with two groups of plug-in slots (3) at the top of one side of the dust suction fan (2), and the inside of one of the plug-in slots (3) is plugged with a filter screen (4) matched with the dust suction fan (2), the shell (1) is provided with a mounting slot (5) at one side of the plug-in slot (3), the inside of the mounting slot (5) is installed with a closing assembly (6) for closing the plug-in slot (3), and the bottom of the shell (1) is symmetrically provided with two groups of dust falling holes (8), and the bottom of the shell (1) is fixedly installed with a dust collecting box (9).

2. The dust removal device for maintenance of coal mine machinery according to claim 1, characterized in that: The closing assembly (6) comprises a closing plate (61), the closing plate (61) is slidably installed in the inside of the mounting slot (5), and the closing plate (61) is symmetrically fixedly installed with two groups of flat springs (62) on one side, one end of the two groups of flat springs (62) is fixedly connected with the inner side wall of the mounting slot (5), and the top of the closing plate (61) is fixedly installed with a pushing block (64), and the top of the pushing block (64) extends to the upper side of the shell (1) through the shell (1).

3. The dust removal device for maintenance of coal mine machinery according to claim 2, characterized in that: The top of the shell (1) is provided with a sliding groove (7) communicating with the mounting slot (5), the pushing block (64) is located in the inside of the sliding groove (7), the outer wall of the pushing block (64) is slidably connected with the inner wall of the sliding groove (7), and the side of the closing plate (61) away from the limiting block (63) is fixedly installed with a shielding plate (65) for shielding and closing the sliding groove (7).

4. The dust removal device for maintenance of coal mine machinery according to claim 3, characterized in that: The side of the closing plate (61) is fixedly installed with a limiting block (63), the side of the plug-in slot (3) opposite to the mounting slot (5) and the top side of the filter screen (4) are both provided with a limiting groove (14) corresponding to the limiting block (63), and the outer wall of the limiting block (63) is slidably connected with the inner wall of the limiting groove (14).

5. The dust removal device for coal mine machinery maintenance according to claim 1, characterized in that: The inner walls of the shell (1) are fixedly installed with limiting frames (11) matched with the plug-in slots (3), and the filter screen (4) is slidably plugged into the inside of the limiting frame (11).

6. The dust removal device for coal mine machinery maintenance according to claim 1, characterized in that: The side of the dust collecting box (9) is hingedly provided with a through hole, and the through hole is plugged with a pull-out box (10) extending into the inside of the dust collecting box (9).

7. The dust removal device for coal mine machinery maintenance according to claim 1, characterized in that: The inner walls of both ends of the shell (1) are fixedly installed with isolation nets (12), and the bottoms of both ends of the shell (1) are symmetrically fixedly installed with two groups of movable supports (13).

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