CN217724910U - Lithium electricity material sack dust collector that can self-cleaning - Google Patents

Abstract

The utility model proposes a self-cleaning lithium battery material cloth bag dust removal device, which comprises a dust removal box, the dust removal box is provided with a clean room, a number of filter bags are installed in the clean room, an ash hopper is arranged at the bottom of the dust removal box, and a self-cleaning mechanism is also provided. , the self-cleaning mechanism includes several air rings and a driving mechanism, several air rings are respectively sleeved outside several filter bags, an annular air cavity is arranged in the air ring, and a plurality of nozzles facing the filter bag are installed inside the air ring. The nozzle is communicated with the air cavity, any two adjacent air rings are connected by a connecting pipe and one of the air rings is connected with an air intake pipe; the driving mechanism is used to drive several air rings to move along the extension direction of the filter bag. The utility model can timely clean the dust material on the filter bag under the condition of continuous operation of the filter bag dust collector, avoid production downtime caused by the blockage of the filter bag, and can distinguish the material batches especially when the material batches are switched.

Description

A self-cleaning lithium battery material bag dust removal device

technical field

The utility model relates to the technical field of lithium battery material production, in particular to a self-cleaning lithium battery material cloth bag dedusting device.

Background technique

The bag filter is a kind of powder collector, which is mostly used in chemical, food, building materials and other industries. In recent years, with the rapid development of the new energy industry, the bag filter has been quickly introduced into the new energy industry for lithium Powder collection during battery material production.

The existing bag filter dust collection methods mainly include pulse injection, mechanical rapping and manual beating. Pulse jet blowing is to use high-speed jet air to blow to the inside of the filter bag when it passes through the top of the filter bag, forming air waves, causing the filter bag to expand rapidly and vibrate from top to bottom, resulting in a strong dust removal effect, but The dust that is blown away is immediately absorbed on other filter bags, only a small amount of dust falls into the ash hopper, and the cleaning effect is not good; mechanical vibration uses a mechanical device to periodically vibrate each row of filter bags , or shake the frame of the suspended filter bag to make the filter bag vibrate and remove the dust, so as to remove the dust accumulation on the filter bag, but the dust removal effect is weak; manual beating is to beat each filter bag of the bag filter manually Shake off the dust to remove the dust accumulated on the filter bag. This method of dust removal wastes manpower and time costs.

Utility model content

Based on the technical problems in the background technology, the utility model proposes a self-cleaning lithium battery material bag dust removal device.

The utility model proposes a self-cleaning lithium battery material bag dust removal device, which includes a dust removal box, the dust removal box is provided with a cleaning room, and several filter bags are installed in the cleaning room, and the bottom of the dust removal box is provided with an ash hopper, and also includes a self-cleaning mechanism , the self-cleaning mechanism includes several air rings and a driving mechanism, several air rings are respectively set outside several filter bags, an annular air cavity is arranged inside the air ring, and a plurality of nozzles with nozzles facing the filter bags are installed inside the air ring. The nozzle communicates with the air cavity, and any two adjacent air rings are connected by a connecting pipe, and one of the air rings is connected with an air intake pipe; the driving mechanism is used to drive several air rings to move along the extension direction of the filter bag.

Preferably, the two outermost air rings are respectively connected with an air intake pipe and a support rod, and a hollow rod extending into the clean room is fixed in the ash hopper, and the hollow rod is connected with the inner wall of the dust removal box through a bracket; the bottom end of the support rod is inserted into the In the hollow rod and connected with the hollow rod by sliding fit.

Preferably, a limited U-shaped groove is installed on the inner wall of the dust removal box close to the position of the ash hopper, and a through hole is opened at the position below the ash hopper located below the limited U-shaped groove; the bottom end of the air intake pipe passes through the limited U-shaped groove and extends through the through hole to Outside the dust removal box, the air intake pipe is slidingly matched with the limit U-shaped groove and the ash hopper, and a sealing ring is installed at the through hole for sliding and sealing cooperation with the air intake pipe. valve.

Preferably, the multiple nozzles are evenly distributed around the inner side of the gas ring, and the injection range of the multiple nozzles covers the cross-sectional circumferential surface of the filter bag.

Preferably, the driving mechanism includes an electric telescopic rod, and a mounting frame is arranged outside the dust removal box, the electric telescopic rod is installed on the mounting frame and the electric telescopic rod is connected with the intake pipe.

The utility model proposes a self-cleaning lithium battery material bag dust removal device. When the pressure of the filter bag is greater than the set value, the air intake pipe is externally connected with a compressed air source. The filter bag, the driving mechanism drives the air ring to move up and down, and blows off the powder adhered to the filter bag to achieve the purpose of cleaning the filter bag. The utility model can clean the dust material on the filter bag in time when the filter bag dust collector works continuously, avoiding production downtime caused by the clogging of the filter bag, especially when the material batch is switched, it can distinguish the material batch.

Description of drawings

Fig. 1 is a structural schematic diagram of a self-cleaning lithium battery material bag dust removal device proposed by the utility model;

Fig. 2 is a structural schematic diagram of the air ring in a self-cleaning lithium battery material bag dust removal device proposed by the utility model.

Detailed ways

In order to make the above-mentioned purposes, features and advantages of the present utility model more obvious and easy to understand, the specific implementation of the present utility model will be described in detail below in conjunction with the drawings of the description. Obviously, the described embodiments are part of the embodiments of the present utility model. rather than all examples. Based on the embodiments of the present utility model, all other embodiments obtained by ordinary persons in the art without creative efforts shall belong to the protection scope of the present utility model.

Referring to Figure 1 and Figure 2, the utility model proposes a self-cleaning lithium battery material bag dust removal device, including a dust removal box 1, the dust removal box 1 is provided with a cleaning room 2, and several filter bags 3 are installed in the cleaning room 2. The bottom end of the box 1 is provided with an ash hopper 4 .

It also includes a self-cleaning mechanism. The self-cleaning mechanism includes several gas rings 5 and a driving mechanism. There are a plurality of nozzles facing the nozzle 6 of the filter bag 3 and the nozzle 6 communicates with the air chamber, any two adjacent air rings 5 are connected by a connecting pipe 7 and one of the air rings 5 is connected with an air inlet pipe 8 . The driving mechanism is used to drive several air rings 5 to move along the extension direction of the filter bag 3 .

In this embodiment, the two air rings 5 at the outermost sides are respectively connected with an air intake pipe 8 and a support rod 9, and a hollow rod 10 extending into the clean room 2 is fixed in the ash hopper 4, and the hollow rod 10 connects with the support 11 and The inner wall of the dust removal box 1 is connected; the bottom end of the support rod 9 is inserted into the hollow rod 10 and connected with the hollow rod 10 by sliding fit. A limit U-shaped groove 12 is installed on the inner wall of the dust removal box 1 near the position of the ash hopper 4 and the ash hopper 4 is provided with a through hole at the position below the limit U-shaped groove 12 . The bottom end of the intake pipe 8 passes through the limiting U-shaped groove 12 and extends out of the dust removal box 1 through the through hole. 8. A sealing ring 13 that slides and seals. The air intake pipe 8 is connected to a hose 14 at one end outside the dust removal box 1 and a valve 15 is arranged on the hose 14 .

In this embodiment, the driving mechanism includes an electric telescopic rod 16 , and a mounting frame 17 is arranged outside the dust removal box 1 . The electric telescopic rod 16 is installed on the mounting frame 17 and is connected to the air intake pipe 8 .

In this embodiment, in order to ensure self-cleaning efficiency, a plurality of nozzles 6 are evenly distributed on the inside of the gas ring 5 , and the spraying range of the plurality of nozzles 6 covers the cross-sectional circumferential surface of the filter bag 3 .

After the bag dust removal device of the utility model works for a certain period of time, when the pressure of the filter bag 3 is greater than the set value, the hose 14 is externally connected to a compressed air source, and the compressed air enters the stainless steel gas ring 5 along the intake pipe 8, is sprayed out through the nozzle 6, and blows to the filter. Bag 3, the electric telescopic rod 16 drives the intake pipe to move up and down, and blows off the powder material adhering to the filter bag 3, so as to reach the purpose of cleaning the filter bag 3.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (5)

1. A self-cleaning lithium battery material bag dust removal device, comprising a dust removal box (1), the dust removal box (1) is provided with a clean room (2), and several filter bags (3) are installed in the clean room (2), The bottom of the dust removal box (1) is provided with an ash hopper (4), which is characterized in that it also includes a self-cleaning mechanism. The self-cleaning mechanism includes several air rings (5) and a driving mechanism, and several air rings (5) are respectively set on the Outside several filter bags (3), the air ring (5) is provided with an annular air chamber, and the inner side of the air ring (5) is equipped with a plurality of nozzles (6) with nozzles facing the filter bag (3) and the nozzles (6) and The air cavity is connected, and any adjacent two air rings (5) are connected by a connecting pipe (7) and one of the air rings (5) is connected with an air intake pipe (8); the driving mechanism is used to drive several air rings (5 ) moves along the extension direction of the filter bag (3). 2. The self-cleaning lithium battery material bag dust removal device according to claim 1, characterized in that the two outermost gas rings (5) are respectively connected with an air intake pipe (8) and a support rod (9), and the dust The bucket (4) is fixed with a hollow rod (10) extending into the clean room (2), and the hollow rod (10) is connected to the inner wall of the dust removal box (1) through a bracket (11); the bottom end of the support rod (9) is inserted into the into the hollow rod (10) and connected with the hollow rod (10) by sliding fit. 3. The self-cleaning lithium battery material bag dust removal device according to claim 1, characterized in that, the inner wall of the dust removal box (1) is installed with a limited U-shaped groove (12) near the ash hopper (4) and the ash hopper (4 ) is located at the position below the limit U-shaped groove (12) and has a through hole; the bottom end of the air intake pipe (8) passes through the limit U-shaped groove (12) and extends out of the dust removal box (1) through the through hole. (8) Slidingly fit with the limit U-shaped groove (12) and the ash hopper (4) and a sealing ring (13) is installed in the through hole to slide and seal with the air intake pipe (8). The air intake pipe (8) is located in the dust removal box (1) A hose (14) is connected to the outer end and a valve (15) is arranged on the hose (14). 4. The self-cleaning lithium battery material bag dust removal device according to any one of claims 1-3, characterized in that, a plurality of nozzles (6) are evenly distributed on the inner side of the gas ring (5), and a plurality of The injection range of the nozzle (6) covers the cross-sectional circumferential surface of the filter bag (3). 5. The self-cleaning lithium battery material bag dust removal device according to any one of claims 1-3, characterized in that the drive mechanism includes an electric telescopic rod (16), and the dust removal box (1) is provided with a mounting bracket ( 17), the electric telescopic rod (16) is installed on the mounting frame (17) and the electric telescopic rod (16) is connected with the intake pipe (8).

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