Suction head of crucible powder discharging machine for lithium battery cathode material

Abstract

According to the lithium battery negative electrode material crucible powder discharging machine suction head, in the powder discharging machine suction head, a connecting pipe is connected with a lithium battery negative electrode material crucible powder discharging machine; the material suction surface is arranged on the side, away from the connecting pipe, of the material suction body, the periphery of the material suction surface perpendicularly extends to form a skirt edge, the multiple material channels are arranged on the skirt edge in a sunken mode, the main material suction pipe is arranged in the material suction body and extends along the central axis of the material suction body, one end of the main material suction pipe is communicated with the connecting pipe, and the other end of the main material suction pipe extends out of the material suction surface. At least one side material suction pipe is arranged on the material suction body, one end of each side material suction pipe is communicated with the connecting pipe, the other end of each side material suction pipe extends out of the material suction surface, the notches are formed in the pipe walls, extending out of the material suction surface, of the main material suction pipe and the side material suction pipes, and the multiple material scraping plates vertically extend upwards from the material suction surface. The suction head of the powder discharging machine sucks materials cleanly and is high in efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of graphitization production of negative electrode materials for lithium batteries, in particular to a material suction head of a crucible powder discharging machine for negative electrode materials for lithium batteries. Background Art

[0002] Graphite negative electrode material is one of the indispensable materials in the production of lithium batteries. The current mainstream production process is to use the Acheson graphitization furnace for heat treatment of materials. Graphite crucibles are used as containers for negative electrode materials. Since the bottom of the crucible has a chamfer, after graphitization is completed and taken out of the furnace, when the crucible powder machine is used to discharge powder, some materials at the bottom of the crucible cannot be completely sucked out. It is necessary to manually use a manual suction pipe to suck out the remaining materials at the bottom of the crucible, which has low labor productivity and high work intensity.

[0003] The above information disclosed in the background technology section is only used to enhance the understanding of the background of the present invention and therefore may contain information that does not constitute the prior art known to ordinary technicians in this field. Utility Model Content

[0004] The utility model aims to provide a material suction head of a crucible powder discharging machine for lithium battery negative electrode materials. After the crucible is taken out of the furnace, when the crucible powder discharging machine is used to suck the material, the material suction head of the powder discharging machine can cleanly suck the material at the bottom of the crucible, thereby preventing the waste of material when the crucible is discharged and reducing the labor intensity of employees.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The utility model discloses a material suction head of a crucible powder discharging machine for lithium battery negative electrode material, comprising:

[0007] A connecting pipe connected to a lithium battery negative electrode material crucible powder discharging machine;

[0008] A suction body connected to the connecting pipe, the suction body comprising:

[0009] The suction surface is arranged on a side of the suction body away from the connecting pipe, and a skirt is vertically extended from the outer periphery of the suction surface.

[0010] A plurality of material channels are recessed in the skirt,

[0011] A main suction pipe is arranged in the suction body and extends along the central axis of the suction body. One end of the main suction pipe is connected to the connecting pipe, and the other end extends out of the suction surface.

[0012] At least one side suction pipe is provided on the suction body, one end of the side suction pipe is connected to the connecting pipe, and the other end extends out of the suction surface.

[0013] A notch is provided on the tube wall of the main suction tube and the side suction tube extending out of the suction surface,

[0014] A plurality of scraper plates extend vertically upward from the suction surface.

[0015] In the material suction head of the crucible powder discharging machine for negative electrode materials of lithium batteries, the material suction body is a conical structure.

[0016] In the described lithium battery negative electrode material crucible powder discharger suction head, a plurality of side suction pipes are symmetrically distributed with the main suction pipe as the center.

[0017] In the suction head of the crucible powder discharging machine for lithium battery negative electrode materials, the scraper plate is an arc-shaped plate.

[0018] In the suction head of the crucible powder discharger for lithium battery negative electrode materials, the scraper plate is spirally distributed on the suction surface with the main suction pipe as the center.

[0019] In the material suction head of the crucible powder discharger for lithium battery negative electrode materials, a material channel is arranged between adjacent scraper plates.

[0020] In the suction head of the crucible powder discharger for lithium battery negative electrode materials, the distance between adjacent scraper plates increases as they move away from the central axis of the suction surface.

[0021] In the suction head of the crucible powder discharging machine for negative electrode materials of lithium batteries, the central axes of the suction surface, the main suction pipe and the connecting pipe are coaxial.

[0022] In the material suction head of the crucible powder discharger for lithium battery negative electrode materials, the material channel is a rectangular groove.

[0023] In the suction head of the crucible powder discharger for lithium battery negative electrode materials, the width of the notch is 5 mm.

[0024] In the above technical scheme, the utility model provides a lithium battery negative electrode material crucible powder discharger suction head, which has the following beneficial effects: the lithium battery negative electrode material crucible powder discharger suction head can cleanly absorb the material at the bottom of the crucible, thereby reducing the manual labor intensity when the crucible powder discharger sucks the material and avoiding material waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0026] Figure 1It is a three-dimensional structural schematic diagram of the material suction head of the crucible powder discharger for lithium battery negative electrode materials of the utility model.

[0027] Figure 2 The utility model is a schematic diagram of the running track of the suction head of the crucible powder discharger for lithium battery negative electrode materials in the crucible.

[0028] Figure 3 The utility model is a schematic diagram of the bottom structure of the suction head of the crucible powder discharger for lithium battery negative electrode materials.

[0029] Figure 4 It is a cross-sectional schematic diagram of the material suction head of the crucible powder discharger for lithium battery negative electrode materials of the utility model.

[0030] Among them, the figures are marked as follows: 1 is a connecting pipe, 2 is a suction body, 3 is a notch, 4 is a scraper plate, 5 is a material channel, 6 is a main suction pipe, and 7 is a side suction pipe. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0033] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0034] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0035] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0036] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0038] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0039] like Figure 1-4 As shown, in one embodiment, a lithium battery negative electrode material crucible powder discharging machine suction head of the utility model includes:

[0040] A connecting pipe 1, which is connected to a lithium battery negative electrode material crucible powder discharging machine;

[0041] The suction body 2 is connected to the connecting pipe 1, and the suction body 2 includes:

[0042] The suction surface is arranged on the side of the suction body 2 away from the connecting pipe 1, and a skirt is vertically extended from the periphery of the suction surface.

[0043] A plurality of material channels 5 are recessed in the skirt.

[0044] The main suction pipe 6 is arranged in the suction body 2 and extends along the central axis of the suction body 2. One end of the main suction pipe 6 is connected to the connecting pipe 1, and the other end extends out of the suction surface.

[0045] At least one side suction pipe 7 is provided on the suction body 2, one end of the side suction pipe 7 is connected to the connecting pipe 1, and the other end extends out of the suction surface.

[0046] The notch 3 is provided on the wall of the main suction pipe 6 and the side suction pipe 7 extending out of the suction surface.

[0047] A plurality of scraper plates 4 extend vertically upward from the suction surface.

[0048] In a preferred embodiment of the suction head of the crucible powder discharging machine for negative electrode materials of lithium batteries, the suction body 2 is a conical structure.

[0049] In a preferred embodiment of the suction head of the crucible powder discharger for lithium battery negative electrode materials, a plurality of side suction pipes 7 are symmetrically distributed with the main suction pipe 6 as the center.

[0050] In a preferred embodiment of the suction head of the crucible powder discharger for lithium battery negative electrode materials, the scraper plate 4 is an arc-shaped plate.

[0051] In a preferred embodiment of the suction head of the crucible powder discharger for negative electrode materials of lithium batteries, the scraper plate 4 is spirally distributed on the suction surface with the main suction pipe 6 as the center.

[0052] In a preferred embodiment of the suction head of the crucible powder discharger for lithium battery negative electrode materials, a material channel 5 is arranged between adjacent scraper plates 4 .

[0053] In a preferred embodiment of the suction head of the crucible powder discharger for lithium battery negative electrode materials, the distance between adjacent scraper plates 4 increases as they move away from the central axis of the suction surface.

[0054] In a preferred embodiment of the suction head of the crucible powder discharging machine for negative electrode materials of lithium batteries, the central axes of the suction surface, the main suction pipe 6 and the connecting pipe 1 are coaxial.

[0055] In a preferred embodiment of the material suction head of the crucible powder discharger for lithium battery negative electrode materials, the material channel 5 is a rectangular groove.

[0056] In a preferred embodiment of the suction head of the crucible powder discharging machine for negative electrode materials of lithium batteries, the width of the notch 3 is 5 mm.

[0057] In one embodiment, Figure 2 As shown, when using the crucible powder discharger to suck materials, there is a situation where some materials at the bottom of the crucible cannot be completely sucked clean. The movement trajectory of the suction head of the lithium battery negative electrode material crucible powder discharger in the crucible, the crucible head rotates along the inner wall in the crucible to suck materials. When the powder discharger sucks materials, first extend the suction head into the material in the crucible, turn on the fan and start to rotate, the material enters the suction head through the notch 3 on the edge of the crucible head, and then the material is sent to the suction port of the main suction pipe 6 or the side suction pipe 7 through the scraper plate 4, and finally the suction work is completed.

[0058] In one embodiment, two 5 mm wide notches 3 are cut on both sides of the suction port of the main suction pipe 6 or the side suction pipe 7 to avoid the phenomenon of holding the breath during the suction process and to allow the material to enter the suction pipe smoothly.

[0059] Finally, it should be noted that the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the present application.

[0060] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A lithium battery negative electrode material crucible powder discharger suction head, characterized in that: These include, A connecting pipe connected to a lithium battery negative electrode material crucible powder discharging machine; A suction body connected to the connecting pipe, the suction body comprising: The suction surface is arranged on a side of the suction body away from the connecting pipe, and a skirt is vertically extended from the outer periphery of the suction surface. A plurality of material channels are recessed in the skirt, A main suction pipe is arranged in the suction body and extends along the central axis of the suction body. One end of the main suction pipe is connected to the connecting pipe, and the other end extends out of the suction surface. At least one side suction pipe is provided on the suction body, one end of the side suction pipe is connected to the connecting pipe, and the other end extends out of the suction surface. A notch is provided on the tube wall of the main suction tube and the side suction tube extending out of the suction surface, A plurality of scraper plates extend vertically upward from the suction surface.

2. A lithium battery negative electrode material crucible powder discharger suction head according to claim 1, characterized in that: The suction body is a cone structure.

3. A lithium battery negative electrode material crucible powder discharger suction head according to claim 1, characterized in that: A plurality of side suction pipes are symmetrically distributed with the main suction pipe as the center.

4. A lithium battery negative electrode material crucible powder discharger suction head according to claim 1, characterized in that: The scraper plate is an arc-shaped plate.

5. The lithium battery negative electrode material crucible powder discharging machine suction head according to claim 1, characterized in that: The scraper plates are spirally distributed on the suction surface with the main suction pipe as the center.

6. A lithium battery negative electrode material crucible powder discharger suction head according to claim 1, characterized in that: A material channel is arranged between adjacent scraper plates.

7. A lithium battery negative electrode material crucible powder discharger suction head according to claim 1, characterized in that: The distance between adjacent scraper plates increases as they are away from the central axis of the suction surface.

8. The lithium battery negative electrode material crucible powder discharging machine suction head according to claim 1, characterized in that: The central axes of the suction surface, the main suction pipe and the connecting pipe are coaxial.

9. A lithium battery negative electrode material crucible powder discharger suction head according to claim 1, characterized in that: The material channel is a rectangular groove.

10. The lithium battery negative electrode material crucible powder discharging machine suction head according to claim 1, characterized in that: The width of the notch is 5 mm.

Images