Powder screening and cooling device

Abstract

The utility model discloses a powder screening and cooling device which comprises a supporting plate, a screening box body, a screening assembly and a cooling assembly, the screening box body is installed above the supporting plate, and the screening assembly is installed in the screening box body. According to the powder screening device, the cooling assembly is arranged, powder just entering the screening box body can be primarily cooled through a blowing fan, subsequent screening of the powder is facilitated, the powder screened by the upper screening plate falls to the position above the guide plate, and cooling liquid in the liquid storage box is cooled under the action of the first water suction pump and the second water suction pump; and cooling liquid returns to the liquid storage tank from the liquid storage tank through a first liquid feeding pipe, a second telescopic pipe, a second liquid feeding pipe, a connecting bent pipe, a first liquid return pipe, a second telescopic pipe and a second liquid return pipe, circulating conveying of the cooling liquid is achieved, under the arrangement of the connecting bent pipe, the cooling liquid flows in the guide plate for a long time, powder on the surface of the guide plate can be cooled, and the cooling efficiency is improved. And the powder is comprehensively and uniformly cooled, and the good cooling effect on the powder is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field related to powder screening, in particular to a powder screening cooling device. Background Art

[0002] When the material is ground into powder, it is subjected to the grinding and extrusion of mechanical equipment for a long time and the temperature inside the machine rises, and the powder will become hot. In order to avoid the powder from being damaged by high temperature and to facilitate the subsequent manual screening and acquisition of the powder, the powder needs to be cooled. Therefore, a powder screening and cooling device is needed to assist in the screening and cooling of the powder.

[0003] The existing technology has the following shortcomings: when the existing powder is screened, most of the powder is cooled by falling down by its own weight, which has a poor cooling effect on the powder. The high temperature of the powder is easy to cause damage to the material, shorten the service life of the screen, etc., affecting the quality of the powder. Some cooling devices use the method of conveying cold air into the screening device for cooling, but the powder is piled up together, and the cooling of the powder is not comprehensive and uniform;

[0004] In the prior art, a "powder screening and cooling device" with a publication number of CN215029914U uses a cooling pipe to cool the powder in the screening box, but the cooling of the material is not comprehensive and uniform, which affects the quality of the powder. Utility Model Content

[0005] The purpose of the utility model is to provide a powder screening and cooling device to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: a powder screening and cooling device, comprising a support plate, a screening box, a screening assembly and a cooling assembly, wherein the screening box is installed above the support plate, the screening assembly is installed in the screening box, and the cooling assembly is installed above the support plate and located on both sides of the screening box;

[0007] The cooling assembly includes two groups of liquid storage tanks, a first water pump, a first liquid delivery pipe, a first telescopic pipe, a second liquid delivery pipe, a connecting elbow and a circulation part. The two groups of liquid storage tanks are symmetrically installed on both sides of the top of the support plate, the first water pump is installed on the side wall of the liquid storage tank by bolts, the first liquid delivery pipe is installed at the output end of the first water pump, the first telescopic pipe is installed at one end of the first liquid delivery pipe, the second liquid delivery pipe is installed at the other end of the first telescopic pipe, the connecting elbow is installed at one end of the second liquid delivery pipe, and the circulation part is installed above the support plate.

[0008] As a further preferred embodiment of the present technical solution, the circulation part includes a first liquid return pipe, a second telescopic pipe, a second liquid return pipe, a second water pump, multiple groups of guide plates and two groups of blowers. The first liquid return pipe is installed at one end of the connecting elbow, the second telescopic pipe is installed at one end of the first liquid return pipe, the second liquid return pipe is installed at the other end of the second telescopic pipe, the second water pump is installed at one end of the second liquid return pipe and is located on the side wall of the liquid storage tank, the multiple groups of guide plates are symmetrically installed in the screening box body, and the two groups of blowers are symmetrically installed on both sides of the top of the screening box body.

[0009] As a further preferred embodiment of the present technical solution, a plurality of heat dissipation holes are provided on the top of the liquid storage tank, the input end of the first water pump is located in the liquid storage tank, and the connecting elbow is located in the guide plate.

[0010] As a further preferred embodiment of the present technical solution, the output end of the second water pump is located in the liquid storage tank, the guide plate is arranged at an angle, and the guide plate is made of a heat-conducting material.

[0011] As a further preferred embodiment of the present technical solution, a plurality of groups of supporting legs are symmetrically mounted on the bottom end of the support plate by bolts, a movable door is mounted on the side wall of the screening box body by rotating the shaft, a sealing top cover is mounted on the top end of the screening box body by threaded engagement, and an opening is arranged at the center of the top end of the sealing top cover.

[0012] As a further preferred embodiment of the present technical solution, the screening assembly includes two groups of screening plates, two groups of mesh plates, multiple groups of auxiliary balls, multiple groups of limit rods, vibration springs, two groups of drive motors and eccentric wheels. The two groups of screening plates are snap-fitted and installed in the screening box, the two groups of mesh plates are snap-fitted and installed in the screening box and are located below the screening plates, multiple groups of auxiliary balls are installed above the mesh plates, multiple groups of limit rods are symmetrically installed at the bottom of the screening box and pass through to the bottom of the support plate, the vibration springs are installed between the support plate and the screening box, the two groups of drive motors are symmetrically installed on both sides of the top of the support plate, and the eccentric wheel is installed at the output end of the drive motor.

[0013] As a further preferred embodiment of the present technical solution, the screening plate is composed of a frame and a screening mesh, the aperture of the mesh plate is larger than the aperture of the screening plate, the auxiliary ball is made of lightweight material, the vibration spring sleeve is installed on the outside of the limit rod, and the eccentric wheel and the support plate are arranged correspondingly.

[0014] The utility model provides a powder screening and cooling device, which has the following beneficial effects:

[0015] (1) The utility model is provided with a cooling assembly, and a blower fan can be used to preliminarily cool the powder just entering the screening box, which is beneficial to the subsequent screening of the powder. The powder screened by the upper screening plate falls onto the guide plate. Under the action of the first pump and the second pump, the coolant in the liquid storage tank returns to the liquid storage tank through the first liquid delivery pipe, the second telescopic pipe, the second liquid delivery pipe, the connecting elbow, the first liquid return pipe, the second telescopic pipe, and the second liquid return pipe, thereby realizing the circulation of the coolant. Under the setting of the connecting elbow, the coolant flows in the guide plate for a long time, which can cool the powder on the surface of the guide plate, realize comprehensive and uniform cooling of the powder, and achieve a good cooling effect on the powder.

[0016] (2) The utility model is provided with a screening component to connect the screening box and the grinding equipment together. The ground powder flows into the screening box, and the powder can be screened by the screening plate. The driving motor is used to drive the eccentric wheel to rotate. With the cooperation of the lower limit rod and the vibration spring, the rotation of the eccentric wheel causes the screening box to vibrate up and down. The vibration of the screening box drives the auxiliary ball to vibrate. The vibration of the auxiliary ball can hit the screening plate, thereby completing the screening of the powder and achieving a good screening effect for the powder. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall main structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the screening assembly of the utility model;

[0020] Figure 4 This is a schematic diagram of the cooling assembly structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the guide plate structure of the utility model.

[0022] In the figure: 1. support plate; 2. screening box body; 3. screening assembly; 4. cooling assembly; 5. liquid storage tank; 6. first water pump; 7. first liquid delivery pipe; 8. first telescopic pipe; 9. second liquid delivery pipe; 10. connecting elbow; 11. circulation part; 12. first liquid return pipe; 13. second telescopic pipe; 14. second liquid return pipe; 15. second water pump; 16. guide plate; 17. blower fan; 18. support leg; 19. sealing top cover; 20. screening plate; 21. mesh plate; 22. auxiliary ball; 23. limit rod; 24. vibration spring; 25. drive motor; 26. eccentric wheel. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0024] The utility model provides a technical solution: Figure 1 and Figure 4 As shown, in this embodiment, a powder screening cooling device comprises a support plate 1, a screening box 2, a screening assembly 3 and a cooling assembly 4, wherein the screening box 2 is mounted above the support plate 1, the screening assembly 3 is mounted in the screening box 2, the cooling assembly 4 is mounted above the support plate 1 and located on both sides of the screening box 2, the cooling assembly 4 comprises two groups of liquid storage tanks 5, a first water pump 6, a first liquid delivery pipe 7, a first telescopic pipe 8, a second liquid delivery pipe 9, a connecting elbow 10 and a circulation part 11, the two groups of liquid storage tanks 5 are symmetrically mounted on both sides of the top of the support plate 1, the first water pump 6 is mounted on the liquid storage tanks 5 by bolts The side wall of the box 5, the first liquid delivery pipe 7 is installed at the output end of the first water pump 6, the first telescopic pipe 8 is installed at one end of the first liquid delivery pipe 7, the second liquid delivery pipe 9 is installed at the other end of the first telescopic pipe 8, the connecting elbow 10 is installed at one end of the second liquid delivery pipe 9, the circulation part 11 is installed above the support plate 1, and the circulation part 11 includes a first liquid return pipe 12, a second telescopic pipe 13, a second liquid return pipe 14, a second water pump 15, multiple guide plates 16 and two sets of blowers 17, the first liquid return pipe 12 is installed at one end of the connecting elbow 10, and the second telescopic pipe 13 is installed at one end of the first liquid return pipe 12, The second liquid return pipe 14 is installed at the other end of the second telescopic pipe 13, the second water pump 15 is installed at one end of the second liquid return pipe 14 and is located on the side wall of the liquid storage tank 5, multiple groups of guide plates 16 are symmetrically installed in the screening box 2, two groups of blowers 17 are symmetrically penetrated and installed on both sides of the top of the screening box 2, and multiple groups of heat dissipation holes are opened on the top of the liquid storage tank 5. The input end of the first water pump 6 is located in the liquid storage tank 5, the connecting elbow 10 is located in the guide plate 16, and the output end of the second water pump 15 is located in the liquid storage tank 5. The guide plate 16 is inclined and made of heat conductive material. The blower fan 17 can preliminarily cool the powder just entering the screening box 2. The powder screened by the upper screening plate 20 falls onto the guide plate 16. Under the action of the first water pump 6 and the second water pump 15, the coolant in the liquid storage tank 5 returns to the liquid storage tank 5 through the first liquid delivery pipe 7, the second telescopic pipe 13, the second liquid delivery pipe 9, the connecting elbow 10, the first liquid return pipe 12, the second telescopic pipe 13, and the second liquid return pipe 14, thereby realizing the circulation of the coolant. Under the setting of the connecting elbow 10, the coolant flows in the guide plate 16 for a long time, and the powder on the surface of the guide plate 16 can be cooled.

[0025] like Figure 2 and Figure 3As shown, the screening assembly 3 includes two groups of screening plates 20, two groups of mesh plates 21, multiple groups of auxiliary balls 22, multiple groups of limiting rods 23, vibration springs 24, two groups of driving motors 25 and eccentric wheels 26. The two groups of screening plates 20 are snap-fitted and installed in the screening box 2, the two groups of mesh plates 21 are snap-fitted and installed in the screening box 2 and are located below the screening plates 20, multiple groups of auxiliary balls 22 are installed above the mesh plates 21, multiple groups of limiting rods 23 are symmetrically installed at the bottom end of the screening box 2 and pass through to the bottom of the support plate 1, the vibration springs 24 are installed between the support plate 1 and the screening box 2, the two groups of driving motors 25 are symmetrically installed on both sides of the top of the support plate 1, and the eccentric wheel 26 is installed at the output end of the driving motor 25. The screening plate 20 is composed of a frame and a screening mesh. The aperture of the mesh plate 21 is larger than that of the screening plate 20. The auxiliary ball 22 is made of lightweight material. The vibration spring 24 is sleeved and installed on the outside of the limit rod 23. The eccentric wheel 26 is arranged corresponding to the support plate 1. The screening box 2 is connected to the grinding equipment. The ground powder flows into the screening box 2. The screening plate 20 can be used to screen the powder. The driving motor 25 is used to drive the eccentric wheel 26 to rotate. Under the cooperation of the lower limit rod 23 and the vibration spring 24, the rotation of the eccentric wheel 26 causes the screening box 2 to vibrate up and down. The vibration of the screening box 2 drives the auxiliary ball 22 to vibrate. The vibration of the auxiliary ball 22 can hit the screening plate 20 to complete the screening of the powder.

[0026] The utility model provides a powder screening and cooling device, and the specific working principle is as follows:

[0027] When using the powder screening and cooling device, the screening box 2 is connected to the grinding equipment by providing a screening component 3, and the ground powder flows into the screening box 2. The powder can be screened by using the screening plate 20, and the driving motor 25 drives the eccentric wheel 26 to rotate. Under the cooperation of the lower limit rod 23 and the vibration spring 24, the rotation of the eccentric wheel 26 causes the screening box 2 to vibrate up and down. The vibration of the screening box 2 drives the auxiliary ball 22 to vibrate. The vibration of the auxiliary ball 22 can hit the screening plate 20 to complete the screening of the powder and achieve a good screening effect for the powder. By providing a cooling component 4, the powder that has just entered the screening box 2 can be cleaned by using the blower fan 17. Preliminary cooling is beneficial to the subsequent screening of the powder. The powder screened by the upper screening plate 20 falls onto the guide plate 16. Under the action of the first water pump 6 and the second water pump 15, the coolant in the liquid storage tank 5 returns to the liquid storage tank 5 through the first liquid delivery pipe 7, the second telescopic pipe 13, the second liquid delivery pipe 9, the connecting elbow 10, the first liquid return pipe 12, the second telescopic pipe 13, and the second liquid return pipe 14, thereby realizing the circulation of the coolant. Under the setting of the connecting elbow 10, the coolant flows in the guide plate 16 for a long time, which can cool the powder on the surface of the guide plate 16, realize comprehensive and uniform cooling of the powder, and achieve a good cooling effect on the powder.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A powder screening and cooling device, characterized in that: The invention comprises a support plate (1), a screening box (2), a screening assembly (3) and a cooling assembly (4), wherein the screening box (2) is installed above the support plate (1), the screening assembly (3) is installed inside the screening box (2), and the cooling assembly (4) is installed above the support plate (1) and located on both sides of the screening box (2); The cooling assembly (4) comprises two groups of liquid storage tanks (5), a first water pump (6), a first liquid delivery pipe (7), a first telescopic pipe (8), a second liquid delivery pipe (9), a connecting elbow (10) and a circulation part (11). The two groups of liquid storage tanks (5) are symmetrically installed on both sides of the top of the support plate (1). The first water pump (6) is installed on the side wall of the liquid storage tank (5) by bolts. The first liquid delivery pipe (7) is installed at the output end of the first water pump (6). The first telescopic pipe (8) is installed at one end of the first liquid delivery pipe (7). The second liquid delivery pipe (9) is installed at the other end of the first telescopic pipe (8). The connecting elbow (10) is installed at one end of the second liquid delivery pipe (9). The circulation part (11) is installed above the support plate (1).

2. A powder screening and cooling device according to claim 1, characterized in that: The circulation part (11) comprises a first liquid return pipe (12), a second telescopic pipe (13), a second liquid return pipe (14), a second water pump (15), a plurality of guide plates (16) and two sets of blowers (17); the first liquid return pipe (12) is installed at one end of the connecting elbow (10); the second telescopic pipe (13) is installed at one end of the first liquid return pipe (12); the second liquid return pipe (14) is installed at the other end of the second telescopic pipe (13); the second water pump (15) is installed at one end of the second liquid return pipe (14) and is located on the side wall of the liquid storage tank (5); the plurality of guide plates (16) are symmetrically installed in the screening box (2); and the two sets of blowers (17) are symmetrically installed on both sides of the top of the screening box (2).

3. The powder screening and cooling device according to claim 1, characterized in that: The top of the liquid storage tank (5) is provided with a plurality of heat dissipation holes, the input end of the first water pump (6) is located in the liquid storage tank (5), and the connecting elbow (10) is located in the guide plate (16).

4. A powder screening and cooling device according to claim 2, characterized in that: The output end of the second water pump (15) is located in the liquid storage tank (5), the guide plate (16) is arranged in an inclined manner, and the guide plate (16) is made of a heat-conducting material.

5. The powder screening and cooling device according to claim 1, characterized in that: The bottom end of the support plate (1) is symmetrically mounted with a plurality of support legs (18) by means of bolts, a movable door is rotatably mounted on the side wall of the screening box (2) by means of a rotating shaft, and a sealing top cover (19) is mounted on the top end of the screening box (2) by means of a threaded connection, wherein an opening is arranged at the center of the top end of the sealing top cover (19).

6. The powder screening and cooling device according to claim 1, characterized in that: The screening assembly (3) comprises two groups of screening plates (20), two groups of mesh plates (21), a plurality of groups of auxiliary balls (22), a plurality of groups of limiting rods (23), a vibration spring (24), two groups of driving motors (25) and an eccentric wheel (26). The two groups of screening plates (20) are mounted in a clamping manner in the screening box (2). The two groups of mesh plates (21) are mounted in a clamping manner in the screening box (2) and are located below the screening plates (20). The plurality of groups of auxiliary balls (22) are mounted above the mesh plates (21). The plurality of groups of limiting rods (23) are symmetrically mounted at the bottom end of the screening box (2) and pass through the bottom of the support plate (1). The vibration spring (24) is mounted between the support plate (1) and the screening box (2). The two groups of driving motors (25) are symmetrically mounted on both sides of the top end of the support plate (1). The eccentric wheel (26) is mounted at the output end of the driving motor (25).

7. The powder screening and cooling device according to claim 6, characterized in that: The screening plate (20) is composed of a frame and a screening net, the aperture of the mesh plate (21) is larger than the aperture of the screening plate (20), the auxiliary ball (22) is made of a lightweight material, the vibration spring (24) is sleeved and installed outside the limiting rod (23), and the eccentric wheel (26) is arranged corresponding to the support plate (1).

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