Dust collection re-throwing device of bowl loading machine

Abstract

The utility model provides a dust collecting and re-throwing device of a bowl loading machine, and belongs to the technical field of dust collecting and re-throwing of bowl loading machines. The device comprises a pulse dust collector, an air pipe air supplement pneumatic butterfly valve, a re-throwing bin pneumatic upper butterfly valve, a re-throwing bin, a re-throwing bin pneumatic lower butterfly valve and a bowl loading bin, the pulse dust collector is connected with a dust collection air inlet pipeline, and an air pipe air supplement pneumatic butterfly valve is arranged on the dust collection air inlet pipeline; the pulse dust collector is further connected with a re-throwing bin, the re-throwing bin is connected with a bowl loading bin, a pneumatic upper butterfly valve of the re-throwing bin is arranged between the pulse dust collector and the re-throwing bin, and a pneumatic lower butterfly valve of the re-throwing bin is arranged between the re-throwing bin and the bowl loading bin. The dust collecting and re-feeding device of the bowl loading machine is simple in structure and capable of collecting superfine powder and preventing materials from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of dust collection and refeeding of potting machines, in particular to a dust collection and refeeding device for potting machines. Background Technique

[0002] Lithium iron phosphate has the characteristics of low cost, high safety performance, good cycle performance, etc., and is increasingly favored by the power battery and energy storage fields. As an important link in the whole production process of preparing lithium iron phosphate - sintering, the potting action of powder materials is required, and there will be dust and dust - raising phenomena, resulting in material waste and a poor working environment.

[0003] The existing technology is not applicable to the potting equipment for preparing lithium iron phosphate. For example, the Chinese patent application document CN201613247U discloses a mobile feeding device with a pulse dust collector, including a frame and a feeding port. Among them, a pulse dust collector is arranged on the frame, and the air inlet of the pulse dust collector is communicated with the feeding port. Rollers are arranged at the lower feet of the frame. The pulse dust collector can make the dust adsorbed by the dust collector return to the corresponding silos to avoid cross - contamination. The rollers arranged at each foot can effectively avoid the repeated feeding of this equipment. However, it does not meet the use environment of potting equipment in terms of material anti - blockage design, ultra - fine powder collection, equipment structure, etc. Summary of the Utility Model

[0004] Aiming at the above - mentioned technical problems, the utility model provides a dust collection and refeeding device for a potting machine, aiming to provide a dust collection and refeeding device for a potting machine with a simple structure, capable of collecting ultra - fine powder and preventing material blockage.

[0005] The utility model provides a dust collection and refeeding device for a potting machine, including a pulse dust collector, an air duct makeup air pneumatic butterfly valve, a refeeding bin pneumatic upper butterfly valve, a refeeding bin, a refeeding bin pneumatic lower butterfly valve and a potting bin;

[0006] The pulse dust collector is connected to a dust collection air inlet pipeline, and an air duct makeup air pneumatic butterfly valve is arranged on the dust collection air inlet pipeline;

[0007] The pulse dust collector is also connected to the refeeding bin, the refeeding bin is connected to the potting bin, a refeeding bin pneumatic upper butterfly valve is arranged between the pulse dust collector and the refeeding bin, and a refeeding bin pneumatic lower butterfly valve is arranged between the refeeding bin and the potting bin.

[0008] Preferably, it includes at least two dust collection air inlet pipelines.

[0009] Preferably, an air duct makeup air pneumatic butterfly valve is respectively installed on each dust collection air inlet pipeline.

[0010] Preferably, an air filtration device is arranged at the front end of the air duct makeup air pneumatic butterfly valve to filter the makeup air and avoid the introduction of foreign objects.

[0011] Preferably, the outlet end of the dust collection air inlet pipeline has a dust collection air inlet of the air duct.

[0012] Preferably, a dust collection hood is installed on the dust collection air inlet of the air duct through a flexible metal hose. The position of the dust collection hood can be adjusted by adjusting the flexible metal hose to achieve the best dust collection position.

[0013] Preferably, the pulse dust collector is vertically connected to the refeeding bin through the pneumatic upper butterfly valve of the refeeding bin.

[0014] Preferably, the refeeding bin is vertically connected to the pot loading bin through the pneumatic lower butterfly valve of the refeeding bin.

[0015] Preferably, when the pulse dust collector is in the reverse blowing and dust cleaning state, the pneumatic butterfly valve for air supplement of the air duct is continuously opened for air supplement, and the pneumatic butterfly valve for air supplement of the air duct remains closed after the reverse blowing ends.

[0016] Preferably, the pneumatic upper butterfly valve and the pneumatic lower butterfly valve of the refeeding bin can be periodically opened and closed, and the pneumatic upper butterfly valve and the pneumatic lower butterfly valve of the refeeding bin cannot be opened simultaneously.

[0017] The above control process can be implemented by using a control program in the prior art.

[0018] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0019] (1) When the dust collection pulse of the pulse dust collector of the present utility model acts, the pneumatic butterfly valve for air supplement of the air duct opens, instantly breaking the negative pressure state of the dust collection bin, making the materials adsorbed on the filter cartridge easier to be shaken off, and the refeeding effect is better. Description of the Drawings

[0020] Figure 1 is a schematic structural diagram of an embodiment of the present utility model;

[0021] Figure 2 is a schematic connection diagram of the dust collection pipe opening and the dust collection hood of an embodiment of the present utility model;

[0022] The specific meanings of the marks in the drawings are as follows:

[0023] 1 - Pulse dust collector, 2 - Pneumatic butterfly valve for air supplement of the air duct, 3 - Pneumatic upper butterfly valve of the refeeding bin, 4 - Refeeding bin, 5 - Pneumatic lower butterfly valve of the refeeding bin, 6 - Pot loading bin, 7 - Dust collection air inlet of the air duct, 7 - 1 - Flexible metal hose, 7 - 2 - Dust collection hood. Detailed Embodiment

[0024] The following combines the drawings to make a detailed description of the specific embodiments of the present utility model.

[0025] The utility model provides a dust collection and refeeding device for a potting machine, which includes a pulse dust collector 1, an air duct makeup air pneumatic butterfly valve 2, a refeeding bin pneumatic upper butterfly valve 3, a refeeding bin 4, a refeeding bin pneumatic lower butterfly valve 5 and a potting bin 6;

[0026] The pulse dust collector 1 is connected to a dust collection inlet air pipeline, and an air duct makeup air pneumatic butterfly valve 2 is arranged on the dust collection inlet air pipeline;

[0027] The pulse dust collector 1 is also connected to the refeeding bin 4, the refeeding bin 4 is connected to the potting bin 6, a refeeding bin pneumatic upper butterfly valve 3 is arranged between the pulse dust collector 1 and the refeeding bin 4, and a refeeding bin pneumatic lower butterfly valve 5 is arranged between the refeeding bin 4 and the potting bin 6.

[0028] In some specific embodiments of the utility model, it includes at least two dust collection inlet air pipelines.

[0029] In some specific embodiments of the utility model, an air duct makeup air pneumatic butterfly valve 2 is respectively installed on each dust collection inlet air pipeline.

[0030] In some specific embodiments of the utility model, an air filtering device is provided at the front end of the air duct makeup air pneumatic butterfly valve 2 to filter the makeup air and avoid the introduction of foreign matters.

[0031] In some specific embodiments of the utility model, the outlet end of the dust collection inlet air pipeline has an air duct dust collection port 7.

[0032] In some specific embodiments of the utility model, a dust collection hood 7-2 is installed on the air duct dust collection port 7 through a metal hose 7-1, and the position of the dust collection hood 7-2 can be adjusted by adjusting the metal hose 7-1 to achieve the best dust collection position.

[0033] In some specific embodiments of the utility model, the pulse dust collector 1 is vertically connected to the refeeding bin 4 through the refeeding bin pneumatic upper butterfly valve 3.

[0034] In some specific embodiments of the utility model, the refeeding bin 4 is vertically connected to the potting bin 6 through the refeeding bin pneumatic lower butterfly valve 5.

[0035] In some specific embodiments of the utility model, when the pulse dust collector 1 is in the state of reverse blowing and dust cleaning, the air duct makeup air pneumatic butterfly valve 2 is continuously opened for makeup air, and the air duct makeup air pneumatic butterfly valve 2 remains closed after the reverse blowing ends.

[0036] In some specific embodiments of the utility model, the refeeding bin pneumatic upper butterfly valve 3 and the refeeding bin pneumatic lower butterfly valve 5 can be periodically opened and closed, and the refeeding bin pneumatic upper butterfly valve 3 and the refeeding bin pneumatic lower butterfly valve 5 cannot be opened simultaneously.

[0037] When the positive electrode material is loaded into the bowl, there will be a large amount of dust. The pulse dust collector 1 is used for dust collection. The dust collection port is equipped with a protective cover to enhance the dust collection effect. The collected materials are returned to the loading bowl bin 6 through the refeeding bin 4. The refeeding bin 4 is designed with a pneumatic upper butterfly valve 3 and a pneumatic lower butterfly valve 5 for the refeeding bin. The pneumatic upper butterfly valve 3 and the pneumatic lower butterfly valve 5 for the refeeding bin are periodically opened and closed. When the pneumatic upper butterfly valve 3 for the refeeding bin is opened, the materials collected by the dust collector enter the refeeding bin 4, and at this time, the pneumatic lower butterfly valve 5 for the refeeding bin is in the closed state.

[0038] The upper butterfly valve is closed after being opened for T1 seconds. After a delay of T2 seconds, the lower butterfly valve is opened, and the materials in the refeeding bin 4 enter the loading bowl bin 6. It is closed after a delay of T3 seconds, and after a delay of T4 seconds, the upper butterfly valve is opened. In this way, a complete refeeding process is completed. When the pulse dust collector 1 performs a dust collection pulse action, the air duct makeup air butterfly valve is opened, instantly breaking the negative pressure state of the dust collection bin, making it easier to shake off the materials adsorbed on the filter cartridge, and the refeeding effect is better.

[0039] Embodiment 1

[0040] The present utility model provides a dust collection and refeeding device for a bowl loading machine, including a pulse dust collector 1, an air duct makeup air pneumatic butterfly valve 2, a pneumatic upper butterfly valve 3 for the refeeding bin, a refeeding bin 4, a pneumatic lower butterfly valve 5 for the refeeding bin, and a loading bowl bin 6;

[0041] The pulse dust collector 1 is connected to the dust collection air inlet pipeline, and an air duct makeup air pneumatic butterfly valve 2 is arranged on the dust collection air inlet pipeline;

[0042] The pulse dust collector 1 is also connected to the refeeding bin 4, the refeeding bin 4 is connected to the loading bowl bin 6, a pneumatic upper butterfly valve 3 for the refeeding bin is arranged between the pulse dust collector 1 and the refeeding bin 4, and a pneumatic lower butterfly valve 5 for the refeeding bin is arranged between the refeeding bin 4 and the loading bowl bin 6.

[0043] Embodiment 2

[0044] The present utility model provides a dust collection and refeeding device for a bowl loading machine, including a pulse dust collector 1, an air duct makeup air pneumatic butterfly valve 2, a pneumatic upper butterfly valve 3 for the refeeding bin, a refeeding bin 4, a pneumatic lower butterfly valve 5 for the refeeding bin, and a loading bowl bin 6;

[0045] The pulse dust collector 1 is connected to the dust collection air inlet pipeline, and an air duct makeup air pneumatic butterfly valve 2 is arranged on the dust collection air inlet pipeline;

[0046] The pulse dust collector 1 is also connected to the refeeding bin 4, the refeeding bin 4 is connected to the loading bowl bin 6, a pneumatic upper butterfly valve 3 for the refeeding bin is arranged between the pulse dust collector 1 and the refeeding bin 4, and a pneumatic lower butterfly valve 5 for the refeeding bin is arranged between the refeeding bin 4 and the loading bowl bin 6.

[0047] Among them, it includes at least two dust collection air inlet pipelines.

[0048] Among them, an air duct makeup air pneumatic butterfly valve 2 is respectively installed on each dust collection inlet air duct.

[0049] Among them, an air filtration device is provided at the front end of the air duct makeup air pneumatic butterfly valve 2 to filter the makeup air and avoid introducing foreign objects.

[0050] Among them, the outlet end of the dust collection inlet air duct has an air duct dust collection port 7.

[0051] Among them, a dust collection hood 7-2 is installed on the air duct dust collection port 7 through a metal hose 7-1. The position of the dust collection hood 7-2 can be adjusted by adjusting the metal hose 7-1 to achieve the best dust collection position.

[0052] Among them, the pulse dust collector 1 is vertically connected to the refeeding bin 4 through the refeeding bin pneumatic upper butterfly valve 3.

[0053] Among them, the refeeding bin 4 is vertically connected to the potting bin 6 through the refeeding bin pneumatic lower butterfly valve 5.

[0054] Among them, when the pulse dust collector 1 is in the reverse blowing and dust cleaning state, the air duct makeup air pneumatic butterfly valve 2 is continuously opened for makeup air, and the air duct makeup air pneumatic butterfly valve 2 remains closed after the reverse blowing ends.

[0055] Among them, the refeeding bin pneumatic upper butterfly valve 3 and the refeeding bin pneumatic lower butterfly valve 5 can be periodically opened and closed, and the refeeding bin pneumatic upper butterfly valve 3 and the refeeding bin pneumatic lower butterfly valve 5 cannot be opened simultaneously.

[0056] The above is only the preferred embodiment of the present invention and is not used to limit the present invention. For those skilled in the art, the present invention can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.

Claims

1. A dust collecting and recharging device for a pot loading machine, characterized in that: It includes pulse dust collector, air duct air supply pneumatic butterfly valve, re-feed bin pneumatic upper butterfly valve, re-feed bin, re-feed bin pneumatic lower butterfly valve and potting bin; The pulse dust collector is connected to a dust collecting air inlet pipeline, and a duct air supply pneumatic butterfly valve is arranged on the dust collecting air inlet pipeline; The pulse dust collector is also connected to a re-feeding bin, which is connected to the loading bin. A pneumatic upper butterfly valve for the re-feeding bin is arranged between the pulse dust collector and the re-feeding bin, and a pneumatic lower butterfly valve for the re-feeding bin is arranged between the re-feeding bin and the loading bin.

2. The dust collecting and re-feeding device for a pot loading machine according to claim 1, characterized in that: Includes at least two dust collection air inlet ducts.

3. The dust collecting and re-feeding device for a pot loading machine according to claim 2, characterized in that: A duct air supply pneumatic butterfly valve is installed on each dust collection air inlet duct.

4. The dust collecting and recharging device for a pot loading machine according to any one of claims 1 to 3, characterized in that: An air filter device is arranged at the front end of the air duct air supply pneumatic butterfly valve.

5. The dust collecting and recharging device for a pot loading machine according to any one of claims 1 to 3, characterized in that: The outlet end of the dust collecting air inlet pipeline is provided with an air duct dust collecting port.

6. The dust collecting and re-feeding device for a pot loading machine according to claim 5, characterized in that: A dust collecting cover is installed on the dust collecting port of the air duct through a metal hose.

7. The dust collecting and recharging device for a pot loading machine according to claim 1, characterized in that: The pulse dust collector is vertically connected to the re-feeding bin through the pneumatic upper butterfly valve of the re-feeding bin.

8. The dust collecting and recharging device for a pot loading machine according to claim 1, characterized in that: The re-feeding bin is vertically connected to the filling bin through the pneumatic lower butterfly valve of the re-feeding bin.

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