CN221070160U - Feeding device - Google Patents

Abstract

The utility model belongs to the technical field of material conveying, and discloses a feeding device which comprises a feeding hopper, a main body, a scattering mechanism, a blowing mechanism and a conveying mechanism, wherein the main body is fixedly arranged below the feeding hopper, the scattering cavity and the conveying cavity are sequentially communicated from top to bottom in the main body, the feeding hopper is communicated with the scattering cavity, the scattering mechanism is arranged in the scattering cavity, the blowing mechanism is used for blowing air to the inner cavity wall of the scattering cavity, and the conveying mechanism is arranged in the conveying cavity. According to the feeding device provided by the utility model, materials are fed through the feeding hopper and enter the conveying cavity through the scattering cavity during feeding, the scattering mechanism is used for scattering the materials passing through the scattering cavity so as to prevent the materials from being adhered to each other, the blowing mechanism is used for blowing air to the inner cavity wall of the scattering cavity so as to prevent the materials from being adhered to the inner cavity wall of the scattering cavity, and the materials are prevented from being blocked, so that the materials can reliably and effectively enter the conveying cavity and be conveyed by the conveying mechanism, and the materials can be accurately and reliably conveyed.

Description

Feeding device

Technical Field

The utility model relates to the technical field of material conveying, in particular to a feeding device.

Background

In the production of battery materials, ingredient transportation is an important process therein. In the prior art, powdery materials are commonly conveyed by screw feeders. For a lithium iron phosphate battery, iron phosphate is used as an important precursor of the battery anode material, and the quality of the performance of the iron phosphate directly influences the charge and discharge performance of the lithium iron phosphate battery anode material.

Specifically, in the preparation process of ferric phosphate, ferric phosphate dihydrate is generally synthesized first, and the ferric phosphate dihydrate is subjected to crystal water removal to obtain an anhydrous ferric phosphate product. The ferric phosphate dihydrate with higher water content (the water content is more than or equal to 30%) is known in high viscosity, when the ferric phosphate dihydrate is conveyed by a feeding screw, materials are often adhered to each other and adhered to the inner wall of the feeding device, so that the accuracy of material output is affected, the inside of the feeding device is blocked by adhesive material accumulation for a long time, and even abnormal conveying is caused.

Disclosure of utility model

The utility model aims to provide a feeding device which can avoid material adhesion in the transportation process and ensure reliable and effective transportation of materials.

To achieve the purpose, the utility model adopts the following technical scheme:

A feeding device, comprising:

a feed hopper;

The main body is fixedly arranged below the feeding hopper, a scattering cavity and a conveying cavity are sequentially communicated in the main body from top to bottom, and the feeding hopper is communicated with the scattering cavity;

The scattering mechanism is arranged in the scattering cavity and used for scattering materials entering the scattering cavity;

the blowing mechanism is used for blowing air to the inner cavity wall of the scattering cavity;

the conveying mechanism is arranged in the conveying cavity and used for conveying the scattered materials.

Preferably, the scattering mechanism comprises a scattering shaft and a plurality of scattering heads, both ends of the scattering shaft are rotationally connected with the inner cavity wall of the scattering cavity, and the scattering heads are uniformly distributed on the periphery of the scattering shaft.

Preferably, the plurality of scattering heads are distributed in an array along the axial direction of the scattering shaft and the circumferential direction of the scattering shaft.

Preferably, the number of the scattering mechanisms is plural, and the scattering heads of any two adjacent scattering mechanisms are staggered.

Preferably, the cavity diameter of the scattering cavity gradually increases from top to bottom.

Preferably, the main body includes two first side walls arranged in parallel at intervals along a first direction, and two second side walls arranged in parallel at intervals along a second direction and opposite to each other, wherein the first side walls and the second side walls jointly enclose the scattering cavity, the two second side walls are connected between the two first side walls, and the two second side walls are inclined relatively;

The feeding device comprises two blowing mechanisms, and the two blowing mechanisms are respectively used for blowing air to the two second side walls.

Preferably, the blowing mechanism comprises a gas pipe and a blowing head, the gas pipe penetrates through the scattering cavity and is located above the scattering mechanism, the blowing head is located in the scattering cavity and is communicated with the gas pipe, and the blowing head faces the inner cavity wall of the scattering cavity.

Preferably, the air delivery pipe is provided with a regulating valve for controlling the opening degree of the air delivery pipe.

Preferably, the conveying mechanism is configured as a conveying screw rotatably disposed in the conveying chamber.

Preferably, the number of the conveying screws is plural, and the plural conveying screws are arranged at intervals along the first direction.

The beneficial effects are that:

according to the feeding device provided by the utility model, when feeding is performed, materials enter the feeding device through the feeding hopper and enter the conveying cavity through the scattering cavity, the scattering mechanism is arranged to scatter the materials passing through the scattering cavity so as to prevent the materials from being adhered to each other, and the blowing mechanism is arranged to blow air to the inner cavity wall of the scattering cavity so as to prevent the materials from being adhered to the inner cavity wall of the scattering cavity, so that the materials are prevented from being blocked, and the materials can reliably and effectively enter the conveying cavity and be conveyed by the conveying mechanism.

Drawings

FIG. 1 is a schematic view of a feeding device according to the present utility model;

Fig. 2 is a schematic structural view of another view angle of the feeding device provided by the utility model.

In the figure:

1. a feed hopper;

2. a main body; 21. scattering the cavity; 211. a first sidewall; 212. a second sidewall; 22. a delivery chamber;

3. a scattering mechanism; 31. scattering the shaft; 32. scattering heads;

4. a blowing mechanism; 41. a gas pipe; 42. a blowing head; 43. a regulating valve;

5. And a conveying mechanism.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The embodiment provides a feeding device. Referring to fig. 1 to 2, the feeding device comprises a feeding hopper 1, a main body 2, a scattering mechanism 3, a blowing mechanism 4 and a conveying mechanism 5, wherein the main body 2 is fixedly arranged below the feeding hopper 1, a scattering cavity 21 and a conveying cavity 22 are sequentially communicated from top to bottom in the main body 2, and the feeding hopper 1 is communicated with the scattering cavity 21; the scattering mechanism 3 is arranged in the scattering cavity 21 and is used for scattering materials entering the scattering cavity 21; the blowing mechanism 4 is used for blowing air to the inner cavity wall of the scattering cavity 21; the conveying mechanism 5 is arranged in the conveying cavity 22 and is used for conveying scattered materials. In this embodiment, the material gets into material feeding unit through feeder hopper 1 to get into transport chamber 22 through breaking up chamber 21, through setting up breaking up mechanism 3, can break up the material that breaks up chamber 21 in order to prevent that the material from bonding each other, through setting up jetting mechanism 4, it blows in order to prevent that the material from gluing in the inner chamber wall of breaking up chamber 21 to breaking up chamber 21 inner chamber wall, avoids the material to block up, makes the material get into transport chamber 22 and be carried by transport mechanism 5 reliably and effectively.

The scattering mechanism 3 comprises a scattering shaft 31 and a plurality of scattering heads 32, wherein two opposite ends of the scattering shaft 31 are respectively and rotatably connected with the inner cavity wall of the scattering cavity 21 at the corresponding end, and the plurality of scattering heads 32 are uniformly distributed on the periphery of the scattering shaft 31. When the scattering mechanism 3 works, the scattering shaft 31 rotates to drive a plurality of scattering heads 32 arranged on the periphery of the scattering shaft 31 to rotate, and when materials fall down and pass through the scattering cavity 21, the scattering heads 32 can scatter large materials which are adhered to each other, so that the phenomenon that the materials are adhered to each other to block the conveying cavity 22 below is effectively avoided.

Preferably, the plurality of scattering heads 32 are distributed in an array along the axial direction of the scattering shaft 31 and the circumferential direction of the scattering shaft 31. Specifically, the scattering heads 32 are provided with a plurality of groups at intervals in the axial direction of the scattering shaft 31, and the scattering heads 32 of each group are provided with a plurality of groups at intervals in the circumferential direction of the scattering shaft 31. By the arrangement, the scattering heads 32 are uniformly and comprehensively distributed on the periphery of the scattering shaft 31, and the scattering effect on materials is further ensured.

The number of the scattering mechanisms 3 is multiple, and the scattering heads 32 of any two adjacent scattering mechanisms 3 are staggered. The setting can further enlarge the effective scattering range and realize the full scattering of materials. In this embodiment, two scattering mechanisms 3 are provided.

Both opposite ends of the breaking-up shaft 31 can be rotatably connected to the corresponding side inner walls of the breaking-up chamber 21 by bearings (not shown). As an alternative embodiment, the breaking-up mechanism 3 further comprises a breaking-up driving member capable of driving the breaking-up shaft 31 to rotate. Optionally, the breaking driving member is configured as a first motor (not shown), where a body of the first motor is fixedly disposed on the main body 2, and an output shaft of the first motor extends into the breaking cavity 21 and is fixedly connected with the breaking shaft 31.

The cavity diameter of the scattering cavity 21 gradually increases from top to bottom. So set up, be equivalent to structurally to break up the chamber 21 and set up into a narrow three-dimensional form of width down, so set up, can further avoid the material to glue and glue in breaking up the chamber 21 inner chamber wall. In this embodiment, the main body 2 includes two first side walls 211 disposed in parallel along a first direction at intervals, and two second side walls 212 disposed in opposite directions at intervals along a second direction, the first side walls 211 and the second side walls 212 enclose a scattering cavity 21 together, the two second side walls 212 are connected between the two first side walls 211, and the two second side walls 212 are inclined relatively. In the present embodiment, the inclination angle between the second side wall 212 and the side wall of the corresponding side hopper 1 is 95 ° -115 °.

In the figure, the direction a shows a first direction, the direction b shows a second direction, and in the embodiment, the first direction and the second direction are two horizontal directions.

Further, the feeding device comprises two blowing mechanisms 4, and the two blowing mechanisms 4 are respectively used for blowing air to the two second side walls 212. The two blowing mechanisms 4 blow air to the two second side walls 212 respectively, and the sticky materials in the inner cavity walls of the second side walls 212 are fully blown.

The blowing mechanism 4 comprises a gas pipe 41 and a blowing head 42, the gas pipe 41 penetrates through the scattering cavity 21 and is positioned above the scattering mechanism 3, the blowing head 42 is positioned in the scattering cavity 21 and is communicated with the gas pipe 41, and the blowing head 42 is arranged towards the inner cavity wall of the scattering cavity 21. One end of the air pipe 41 outside the scattering cavity 21 is communicated with an external air source, and the external air source conveys air into the scattering cavity 21 through the air pipe 41 and is sprayed out by the spraying head 42 to be sprayed to the inner cavity wall of the scattering cavity 21, so that the sticky material in the inner cavity wall of the scattering cavity 21 is effectively blown off.

Specifically, each blowing mechanism 4 is provided with a plurality of blowing heads 42 corresponding to the second side wall 212, so that the blowing range of the blowing heads 42 can be covered to the second side wall 212 as much as possible, the sticky materials on the second side wall 212 can be blown off as comprehensively as possible, and the blowing effective range is further ensured. In the present embodiment, the included angle between the blowing head 42 and the second sidewall 212 on the corresponding side is set to be 10 ° -30 °.

The gas pipe 41 is provided with a regulating valve 43, and the regulating valve 43 is used for controlling the opening degree of the gas pipe 41. By providing the adjusting valve 43, the opening degree of the gas pipe 41 can be adaptively adjusted, and the amount of blowing gas can be reliably adjusted. Optionally, the adjusting valve 43 is configured as a pulse battery valve, and the opening of the gas pipe 41 can be intermittently opened and closed or adjusted by electromagnetic pulse action, so as to perform pulse blowing on the inner cavity wall of the scattering cavity 21.

The conveying mechanism 5 is provided as a conveying screw rotatably provided in the conveying chamber 22. Specifically, when the material falls into the conveying chamber 22, the conveying screw rotates so that a screw provided at the outer periphery of the conveying screw can push against the material in the conveying chamber 22 for directional transportation. Optionally, the conveying mechanism 5 further comprises a conveying drive capable of driving the conveying screw to rotate. Optionally, the conveying driving member is configured as a second motor (not shown), the body of the second motor is fixedly disposed on the main body 2, and an output shaft of the second motor extends into the conveying cavity 22 and is fixedly connected with the conveying screw.

The number of the conveying screws is multiple, and the conveying screws are arranged at intervals along the first direction. The arrangement can further enlarge the conveying range and ensure the effective transportation of materials. In this embodiment, two conveyor screws are provided.

Further, the bottom of the conveying chamber 22 is shaped like a circular arc adapted to the outer edge of the conveying screw. The clearance between the outer fringe of the conveying screw rod and the bottom of the conveying cavity 22 can be effectively controlled, and the situation that the material falls into the clearance between the conveying screw rod and the conveying cavity 22 and is too large to cause the material storage card material is avoided.

The working process of the feeding device is specifically described as follows:

firstly, materials enter a feeding device through a feeding hopper 1, enter a conveying cavity 22 through a scattering cavity 21 after entering, and rotate on a scattering shaft 31 in the scattering cavity 21 to drive a plurality of scattering heads 32 to rotate, and when the materials fall down and pass through the scattering cavity 21, the scattering heads 32 can scatter large materials which are adhered to each other. And the air pipe 41 is communicated with an external air source, and the external air source conveys the external air into the scattering cavity 21 through the air pipe 41 and is sprayed out by the spraying head 42 to be sprayed to the inner cavity wall of the scattering cavity 21, so that the sticky material in the inner cavity wall of the scattering cavity 21 is effectively blown off.

After the material falls into the conveying cavity 22, the conveying screw rotates, so that the screw arranged on the periphery of the conveying screw can push the material falling into the conveying cavity 22, and the material can be conveyed in a directional mode.

To sum up, this material feeding unit simple structure breaks up the mechanism 3 and can break up the material through breaking up the chamber 21 to prevent that the material from bonding each other, the setting of jetting mechanism 4 can blow to breaking up the chamber 21 inner chamber wall in order to prevent that the material from gluing in the inner chamber wall of breaking up the chamber 21, avoids the material to block up, makes the material can get into transport chamber 22 and be carried by conveying mechanism 5 reliably and effectively.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. A feeding device, characterized by comprising:

A feed hopper (1);

The main body (2) is fixedly arranged below the feed hopper (1), a scattering cavity (21) and a conveying cavity (22) are sequentially communicated from top to bottom in the main body (2), and the feed hopper (1) is communicated with the scattering cavity (21);

The scattering mechanism (3) is arranged in the scattering cavity (21) and is used for scattering materials entering the scattering cavity (21);

The blowing mechanism (4) is used for blowing air to the inner cavity wall of the scattering cavity (21);

And the conveying mechanism (5) is arranged in the conveying cavity (22) and is used for conveying the scattered materials.

2. The feeding device according to claim 1, wherein the scattering mechanism (3) comprises a scattering shaft (31) and a plurality of scattering heads (32), both ends of the scattering shaft (31) are rotatably connected with the inner cavity wall of the scattering cavity (21), and the plurality of scattering heads (32) are uniformly distributed on the periphery of the scattering shaft (31).

3. The feeding device according to claim 2, wherein a plurality of the scattering heads (32) are distributed in an array along an axial direction of the scattering shaft (31) and a circumferential direction of the scattering shaft (31).

4. The feeding device according to claim 2, wherein a plurality of scattering mechanisms (3) are provided, and the scattering heads (32) of any two adjacent scattering mechanisms (3) are staggered.

5. The feeding device according to claim 1, wherein the cavity diameter of the scattering cavity (21) gradually increases from top to bottom.

6. The feeding device according to claim 5, wherein the main body (2) comprises two first side walls (211) arranged at intervals in parallel along a first direction and two second side walls (212) arranged at intervals and opposite to each other along a second direction, the first side walls (211) and the second side walls (212) jointly enclose the scattering chamber (21), the two second side walls (212) are connected between the two first side walls (211), and the two second side walls (212) are inclined relatively;

The feeding device comprises two blowing mechanisms (4), and the two blowing mechanisms (4) are respectively used for blowing air to the two second side walls (212).

7. The feeding device according to claim 2, wherein the blowing mechanism (4) comprises a gas pipe (41) and a blowing head (42), the gas pipe (41) is arranged above the scattering cavity (21) in a penetrating way, the blowing head (42) is arranged in the scattering cavity (21) and communicated with the gas pipe (41), and the blowing head (42) faces the inner cavity wall of the scattering cavity (21).

8. The feeding device according to claim 7, wherein the gas pipe (41) is provided with a regulating valve (43), and the regulating valve (43) is used for controlling the opening degree of the gas pipe (41).

9. Feeding device according to claim 1, characterized in that the conveying means (5) are arranged as a conveying screw rotatably arranged in the conveying chamber (22).

10. The feeding device as recited in claim 9, wherein a plurality of said conveyor screws are provided in a plurality, said plurality being spaced apart along the first direction.