CN221045978U

CN221045978U - Battery slurry mixing device

Info

Publication number: CN221045978U
Application number: CN202322812977.0U
Authority: CN
Inventors: 吕柏良; 王召群; 杜健; 张杰林
Original assignee: Jiangsu Hongyun Intelligent Equipment Co ltd
Current assignee: Jiangsu Hongyun Intelligent Equipment Co ltd
Priority date: 2023-10-20
Filing date: 2023-10-20
Publication date: 2024-05-31
Anticipated expiration: 2033-10-20

Abstract

The utility model discloses a battery slurry mixing device, and relates to the technical field of battery production. The utility model comprises a shell, wherein a top cover and a bottom cover are respectively fixed at two ends of the shell, a mixing component is arranged on the top cover, and a temperature control component is arranged on the bottom cover; a driving shaft is fixed on an output shaft of a motor in the mixing assembly, a first gear is sleeved on the driving shaft, second gears are externally meshed with two sides of the first gear, the second gears are sleeved on a driven shaft, and a first blade and a second blade are respectively sleeved on the driving shaft and the driven shaft. According to the utility model, the driving shaft and the driven shaft in the mixing assembly drive the first blade and the second blade to rotate in opposite directions respectively, so that convection is generated in battery slurry in the shell, mutual collision of particles in the slurry is increased, and temperature control is performed on the battery slurry in the shell through the U-shaped pipe and the coiled pipe in the temperature control assembly, so that the problems of poor mixing effect, high energy consumption and inconvenience in controlling the temperature of the battery slurry in the prior art are solved.

Description

Battery slurry mixing device

Technical Field

The utility model belongs to the technical field of battery production, and particularly relates to a battery slurry mixing device.

Background

In the production and preparation process of the battery, in order to uniformly disperse and mix various components in the anode and cathode materials, the battery slurry is often required to be stirred, and meanwhile, the temperature and the humidity can be regulated in the stirring process so as to change the physical and chemical properties of the anode and cathode materials, thereby improving the performance of the battery, and in order to facilitate the stirring of the battery slurry, a mixing device is often used.

The utility model discloses a lithium cell negative pole battery material raw materials mixing arrangement in the file of current publication number CN113797814A, including first box, the inside of first box is equipped with the second box, the back bolt of first box has first motor, the output shaft of first motor extends to the inside of first box and fixed mounting has the cam, the top contact of cam has the arc, the top welding of arc has the bracing piece, the top of bracing piece welds with the bottom of second box, the both sides of second box bottom all are equipped with ejection of compact structure, ejection of compact structure extends to the outside of first box, the inside of second box is equipped with power structure, the top of second box is equipped with the closing plate, the hydraulic stem has all been bolt to the both sides of closing plate bottom, the standing groove has all been seted up at the both sides at second box top, hydraulic stem fixed mounting is in the inside of standing groove, dust collecting equipment is installed in the left side at closing plate top, the right side intercommunication of dust collecting equipment has the dust pipe, the bottom of dust pipe extends to the inside of second box, the right side at closing plate top installs the bleed structure.

But during use the following drawbacks exist:

The slurry is stirred and uniformly mixed through the mixing paddles, and the slurry is vibrated through the cams and the arc plates, so that the uniform mixing effect is enhanced, but the required energy is large, and when the cams and the arc plates drive the second box body to vibrate, the damage to internal parts can be possibly caused, so that the use is inconvenient;

The lack of a structure for adjusting the temperature inside the second casing results in inconvenient control of the temperature of the battery paste and thus inconvenient use.

Therefore, the device disclosed in the above document cannot meet the requirements in practical use, so there is an urgent need for an improved technology in the market to solve the above problems.

Disclosure of utility model

The utility model aims to provide a battery slurry mixing device, which drives a first blade and a second blade to reversely rotate through a driving shaft and a driven shaft in a mixing assembly respectively, so that the battery slurry in a shell generates convection, the mutual collision of particles in the slurry is increased, and the temperature of the battery slurry in the shell is controlled through a U-shaped pipe and a coiled pipe in a temperature control assembly, so that the problems of poor mixing effect, high energy consumption and inconvenience in controlling the temperature of the battery slurry in the prior art are solved.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a battery slurry mixing device which comprises a shell, wherein the top and the bottom of the shell are fixedly connected with a top cover and a bottom cover respectively, a mixing component is arranged on the top cover, and a temperature control component is arranged on the bottom cover;

The motor in the mixing assembly is fixedly connected to the top of the top cover through the mounting frame, an output shaft of the motor penetrates through the top cover and is fixedly connected with the driving shaft, a first gear is sleeved on the driving shaft, second gears are externally meshed on two sides of the first gear, the second gears are sleeved and fixed on the driven shaft, the driving shaft and the driven shaft are rotatably mounted on the top cover through upper mounting plates, a first blade and a second blade are respectively sleeved on the driving shaft and the driven shaft along the axial direction, and the first blade and the second blade are distributed in a staggered mode;

The plurality of U-shaped pipes in the temperature control assembly are distributed in the shell in a circular array respectively, and the front end and the rear end of the bottom cover are fixedly connected with water tanks; the open ends of one side of the U-shaped pipes are communicated with the same water separator, and the open ends of the other side of the U-shaped pipes are communicated with the same water separator; the water knockout drum is through first connecting pipe and water tank intercommunication, and the end that first connecting pipe is located the water tank is provided with circulating water pump, and the water combiner is through second connecting pipe and water tank intercommunication, and the end that the second connecting pipe is located the water tank is provided with the shower head, and the inside central point of water tank puts and still runs through there is the coiled pipe, and the coiled pipe is located between circulating water pump and the shower head.

Further, the top and the bottom of the shell are welded with flange plates, the periphery of the surface of each flange plate is connected with fastening bolts in a threaded manner, and the other ends of the fastening bolts are connected to the top cover and the bottom cover in a threaded manner respectively.

Further, the shell is fixedly penetrated with a feeding pipe, and the front end of the feeding pipe is fixedly connected with a feeding valve.

Further, the bottom of bottom all has welded the bracing piece all around, and the bottom of bottom runs through there is the discharging pipe, and the bottom fixedly connected with bleeder valve of discharging pipe.

Further, the lower side of the inner part of the shell is transversely and fixedly connected with a lower mounting plate, a plurality of mounting grooves are formed in the lower mounting plate, and the bottoms of the driving shaft and the driven shaft are rotatably mounted in the corresponding mounting grooves through bearings.

Further, a plurality of heat exchange fins are sleeved on the outer wall of the U-shaped tube at equal intervals, and a plurality of through holes are uniformly formed in the heat exchange fins.

Further, the front end face and the rear end face of the bottom cover are welded with fixing plates, and the water tank is fixed on the lower surface of the fixing plates through fixing rods.

The utility model has the following beneficial effects:

According to the utility model, through the arrangement of the mixing assembly, the motor drives the driving shaft and the driven shaft to rotate in opposite directions through the arrangement of the first gear and the second gear, and drives the first blade and the second blade to rotate in opposite directions through the driving shaft and the driven shaft, so that the slurry flowing speeds at the center position inside the shell and at the two sides are opposite, and further the battery slurry at the center position inside the shell and at the two sides is mutually convection, the mutual collision of particles inside the battery slurry is increased under the action of convection, the mixing speed of the battery slurry is accelerated, and meanwhile, the energy consumption is lower.

According to the utility model, through the arrangement of the temperature control assembly, the coiled pipe is externally connected with refrigeration or heating equipment, the heat exchange medium in the water tank is cooled or heated through the coiled pipe, and meanwhile, the heat exchange medium cools or heats the battery slurry in the shell through the plurality of U-shaped pipes, so that the temperature control of the battery slurry in the shell is realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a battery slurry mixing device;

FIG. 2 is a front view of the housing;

FIG. 3 is a schematic structural view of a blending assembly;

FIG. 4 is a structural exploded view of the lower mounting plate;

FIG. 5 is a schematic diagram of a temperature control assembly;

FIG. 6 is a schematic view of the installation of the U-tube, the water separator and the water combiner;

fig. 7 is a partial enlarged view at a in fig. 6.

In the drawings, the list of components represented by the various numbers is as follows:

1. A housing; 11. a flange plate; 12. a fastening bolt; 13. a feed pipe; 14. a feed valve; 2. a top cover; 3. mixing the components uniformly; 31. a motor; 311. a mounting frame; 32. a driving shaft; 33. a first gear; 34. an upper mounting plate; 35. a driven shaft; 36. a second gear; 37. a first blade; 38. a second blade; 39. a lower mounting plate; 391. a mounting groove; 392. a bearing; 4. a bottom cover; 41. a support rod; 42. a discharge pipe; 43. a discharge valve; 5. a temperature control assembly; 51. a U-shaped tube; 511. a heat exchange fin; 512. a through hole; 52. a water tank; 521. a fixing plate; 522. a fixed rod; 53. a water separator; 531. a first connection pipe; 532. a circulating water pump; 54. a water combiner; 541. a second connection pipe; 542. a spray header; 55. a serpentine tube.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1, 2, 3 and 4, the present utility model is a battery slurry mixing device, which comprises a housing 1, a feeding pipe 13 is fixed on the housing 1 and is communicated with the interior of the housing 1, a feeding valve 14 is fixedly connected to the front end of the feeding pipe 13, and the feeding pipe 13 and the feeding valve 14 are arranged to facilitate the addition of battery slurry into the housing 1 for mixing.

The top and the bottom of casing 1 are fixedly connected with top cap 2 and bottom 4 respectively, all weld ring flange 11 on the outer wall at casing 1 top and bottom, the outward flange of top cap 2 is through the ring flange 11 threaded connection at a plurality of equidistance distribution's fastening bolt 12 and casing 1 top, the outward flange of bottom 4 is through the ring flange 11 threaded connection of a plurality of equidistance distribution's fastening bolt 12 and casing 1 bottom, the setting of ring flange 11 and fastening bolt 12 has realized being connected between casing 1 and top cap 2 and casing 1 and bottom 4, be provided with mixing subassembly 3 on the top cap 2, all weld bracing piece 41 around the bottom of bottom 4, the setting of bracing piece 41 is used for supporting whole device, the bottom central point of bottom 4 puts fixedly and casing 1 inside intercommunication's discharging pipe 42, the top of discharging pipe 42 extends to in the casing 1, the bottom fixedly connected with bleeder valve 43.

The motor 31 in the blending assembly 3 passes through the top of mounting bracket 311 fixed connection at top of top cap 2, motor 31 fixed connection is at the top of mounting bracket 311, mounting bracket 311 fixed connection is at the top of top cap 2, the setting of mounting bracket 311 is used for installing motor 31, the output shaft of motor 31 runs through top cap 2 and fixedly connected with driving shaft 32, the cover is equipped with first gear 33 on the driving shaft 32, the both sides of first gear 33 external gearing has second gear 36, second gear 36 cover is established fixedly on driven shaft 35, driving shaft 32 and driven shaft 35 all rotate through last mounting panel 34 and install on top cap 2, the inside of top cap 2 transversely is fixed with last mounting panel 34, meshing connection between first gear 33 and the second gear 36 and all be located the top of last mounting panel 34, the effect of meshing connection between through first gear 33 and second gear 36 has not only realized driving shaft 32 and driven shaft 35 transmission, simultaneously also make the reverse of turning to between driving shaft 32 and the driven shaft 35, the cover is equipped with first blade 37 and second blade 38 respectively along the axial direction on driving shaft 32 and the driven shaft 35, first blade 37 and second blade 38 are crisscross distributed, the inside of casing 1 is equipped with the driven shaft 39 under the mounting panel, the inside of three mounting panels 39 is installed through the corresponding mounting panel 391 and driven shaft 35, the bottom mounting groove is installed to the driving shaft 32 and the bottom is more stable, the bottom mounting groove is installed to the driving shaft 32.

Based on the above arrangement, when in use, the motor 31 is started, the output shaft of the motor 31 drives the driving shaft 32 to synchronously rotate, the driving shaft 32 drives the first gear 33 and the first blades 37 to synchronously rotate, and under the action of meshed connection between the first gear 33 and the second gear 36, the second gear 36 drives the driven shaft 35 to reversely rotate relative to the driving shaft 32, so that the driven shaft 35 drives the second blades 38 to reversely rotate relative to the first blades 37, and under the action of reversely rotating between the first blades 37 and the second blades 38, convection occurs between the battery slurry at the central position inside the shell 1 and on two sides, and thus the battery slurry is more uniformly mixed under the action of fluid convection.

Referring to fig. 1, 5, 6 and 7, a temperature control assembly 5 is further arranged on the bottom cover 4, a plurality of U-shaped tubes 51 in the temperature control assembly 5 are respectively distributed in the shell 1 in a circular array, a plurality of heat exchange fins 511 are sleeved on the outer wall of each U-shaped tube 51 at equal intervals, a plurality of through holes 512 are uniformly formed in each heat exchange fin 511, the contact area between each U-shaped tube 51 and battery slurry is increased by the arrangement of each heat exchange fin 511, heat exchange between each U-shaped tube 51 and battery slurry is accelerated, meanwhile, the contact area between each heat exchange fin 511 and the battery slurry is increased by the through holes 512, heat exchange between each U-shaped tube 51 and the battery slurry is further accelerated, water tanks 52 are fixedly connected to the front end and the rear end of the bottom cover 4, fixing plates 521 are welded on the front end face and the rear end face of each bottom cover 4, two fixing rods 522 are welded on the lower surface of each fixing plate 521, each water tank 52 is fixed at the tail ends of each fixing rod 522, and the fixing plates 521 and 522 are arranged to mount the water tanks 52; one opening end of the plurality of U-shaped pipes 51 is communicated with the same water separator 53, and the other opening end is communicated with the same water separator 54; the bottom of the water separator 53 is communicated with the water tank 52 through a first connecting pipe 531, a circulating water pump 532 is arranged at the tail end of the first connecting pipe 531 positioned in the water tank 52, the bottom of the water combiner 54 is communicated with the water tank 52 through a second connecting pipe 541, a spray header 542 is arranged at the tail end of the second connecting pipe 541 positioned in the water tank 52, the spray header 542 is positioned above the circulating water pump 532, a coiled pipe 55 is further penetrated at the inner central position of the water tank 52, the coiled pipe 55 is positioned between the circulating water pump 532 and the spray header 542, and two ends of the coiled pipe 55 are externally connected with refrigerating or heating equipment.

Based on the above setting, when in use, the serpentine tube 55 is externally connected with refrigeration or heating equipment, the circulating water pump 532 is started, the heat exchange medium in the water tank 52 sequentially enters into each U-shaped tube 51 through the first connecting tube 531 and the water separator 53, and meanwhile, heat exchange is carried out between the heat exchange medium in the U-shaped tube 51 and the battery slurry under the action of the heat exchange fins 511, so that the temperature control of the battery slurry is realized, and after heat exchange, the heat exchange medium moves into the spray header 542 through the water combiner 54 and the second connecting tube 541, is sprayed on the serpentine tube 55 through the spray header 542, the heat exchange medium is cooled or heated through the serpentine tube 55, and then the heat exchange medium returns into the U-shaped tube 51 again through the circulating water pump 532 to cool or heat the battery slurry.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims

1. The utility model provides a battery slurry mixing device, includes casing (1), top and bottom of casing (1) are fixedly connected with top cap (2) and bottom (4) respectively, be provided with mixing subassembly (3) on top cap (2), be provided with temperature control subassembly (5) on bottom (4), its characterized in that:

The motor (31) in the mixing assembly (3) is installed at the top of the top cover (2) through a mounting frame (311), an output shaft of the motor (31) penetrates through the top cover (2) and is fixedly connected with the driving shaft (32), a first gear (33) is sleeved on the driving shaft (32), second gears (36) are externally meshed on two sides of the first gear (33), the second gears (36) are sleeved and fixed on the driven shaft (35), the driving shaft (32) and the driven shaft (35) are rotatably installed on the top cover (2) through an upper mounting plate (34), a first blade (37) and a second blade (38) are sleeved on the driving shaft (32) and the driven shaft (35) respectively along the axial direction, and the first blade (37) and the second blade (38) are distributed in a staggered mode;

A plurality of U-shaped pipes (51) in the temperature control assembly (5) are distributed in the shell (1) in a circular array respectively, and the front end and the rear end of the bottom cover (4) are fixedly connected with water tanks (52); one opening end of each U-shaped pipe (51) is communicated with the same water separator (53), and the other opening end is communicated with the same water combiner (54); the water knockout drum (53) through first connecting pipe (531) with water tank (52) intercommunication, be provided with circulating water pump (532) on the end that first connecting pipe (531) is located in water tank (52), water combiner (54) through second connecting pipe (541) with water tank (52) intercommunication, second connecting pipe (541) are provided with shower head (542) on the end that is located in water tank (52), inside central point of water tank (52) puts and still runs through coiled pipe (55), coiled pipe (55) are located circulating water pump (532) with between shower head (542).

2. The battery paste mixing device according to claim 1, wherein: the top and the bottom of casing (1) have all welded ring flange (11), all screw thread connection has fastening bolt (12) around the surface of ring flange (11), the other end of fastening bolt (12) is threaded connection respectively top cap (2) with on bottom (4).

3. The battery paste mixing device according to claim 2, wherein: the feeding pipe (13) is fixedly penetrated through the shell (1), and the front end of the feeding pipe (13) is fixedly connected with the feeding valve (14).

4. The battery paste mixing device according to claim 2, wherein: the periphery of the bottom cover (4) is welded with a supporting rod (41) for supporting the whole device.

5. The battery paste mixing device according to claim 1, wherein: the bottom of bottom cover (4) runs through has discharging pipe (42), the bottom fixedly connected with bleeder valve (43) of discharging pipe (42).

6. The battery paste mixing device according to claim 1, wherein: the utility model discloses a shell, including casing (1) and driven shaft (35), casing (1) inside below is horizontal fixedly connected with mounting panel (39), a plurality of mounting grooves (391) have been seted up on mounting panel (39), driving shaft (32) with the bottom of driven shaft (35) is all installed through the bearing rotation in corresponding mounting groove (391).

7. The battery paste mixing device according to claim 1, wherein: a plurality of heat exchange fins (511) are sleeved on the outer wall of the U-shaped tube (51) at equal intervals, and a plurality of through holes (512) are uniformly formed in the heat exchange fins (511).

8. The battery paste mixing device according to claim 1, wherein: fixing plates (521) are welded on the front end face and the rear end face of the bottom cover (4), and the water tank (52) is fixed on the lower surface of the fixing plates (521) through fixing rods (522).