CN212040080U

CN212040080U - Cooling device of high-speed dispersion machine

Info

Publication number: CN212040080U
Application number: CN202020594609.7U
Authority: CN
Inventors: 丛立学; 孙晓妞; 李连波; 齐凯
Original assignee: Liaoning Baoshan Ecological Coating Co ltd
Current assignee: Liaoning Baoshan Ecological Coating Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-12-01
Anticipated expiration: 2030-04-20

Abstract

The utility model relates to the field of chemical equipment, in particular to a cooling device of a high-speed dispersion machine, which comprises a cover plate and a transmission shaft; the upper surface of the cover plate is also fixedly provided with a cold air inlet box which is sleeved outside the transmission shaft, and a horizontal cold air pipe is communicated with the cold air inlet box; a vertical exhaust pipe is coaxially fixed in the transmission shaft; the lower end of the exhaust pipe is higher than the lower end of the transmission shaft, an inner cavity is arranged between the exhaust pipe and the transmission shaft, and an air inlet is formed in the side wall, corresponding to the top end of the inner cavity, of the transmission shaft. The utility model enables the cold air to flow downwards from the top to the lower end through the inner cavity arranged in the transmission shaft, absorbs the heat on the transmission shaft in the downward flow process, reduces the heat in the dispersion machine, and the cold air absorbing the heat is discharged from the exhaust pipe at the center to discharge the heat in time; the transmission shaft is used for cooling, friction heat and heat generated during internal dispersion during mechanical operation are reduced, and the cooling action range is large.

Description

Cooling device of high-speed dispersion machine

Technical Field

The utility model relates to a chemical industry equipment field specifically is a cooling device of high-speed dispenser.

Background

The high-speed disperser is used for dispersing the ultrafine particles in the slurry of the lithium ion battery according to the preparation process requirements of the slurry of the lithium ion battery. The high-speed dispersion machine mainly comprises: the electric spindle, the shell of the dispersing device, the dispersing barrel, the electric box and the cooling device. The high-speed dispersion machine is a high-speed rotating device, the highest speed can reach 8000r/min, and the temperature of slurry in an electric main shaft, a mechanical sealing element, a high-speed bearing and a dispersion barrel is increased very quickly.

High-speed dispersion machine is in the course of the work, because inside mechanical wear or the reaction that disperses between the raw materials, makes inside more heat that produces be in, if these heats discharge untimely, not only influence the normal operating of equipment, reduced life, still be unfavorable for the mixture of inside raw materials, consequently, need design a cooling device and in time discharge the heat of inside production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cooling device of high-speed dispenser to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a cooling device of a high-speed dispersion machine comprises a cover plate and a transmission shaft; the upper surface of the cover plate is also fixedly provided with a cold air inlet box sleeved outside the transmission shaft, the cold air inlet box is rotatably connected with the transmission shaft through a sealing bearing, a horizontal cold air pipe is communicated in the cold air inlet box, the other end of the cold air pipe is communicated with refrigeration equipment, and cold air is introduced into the cold air inlet box; a vertical exhaust pipe is coaxially fixed in the transmission shaft, penetrates out of the top end of the transmission shaft, and the upper end of the exhaust pipe is provided with an exhaust port; the lower extreme of blast pipe is higher than the lower extreme of transmission shaft, sets up to the inner chamber between blast pipe and the transmission shaft, has seted up the air intake on the transmission shaft lateral wall that the top of inner chamber corresponds, the air intake with intercommunication in the air conditioning air inlet case makes the air conditioning in the air conditioning air inlet case enter into the inner chamber from the air intake, and the air conditioning in the inner chamber flows down along the transmission shaft, exchanges heat with the outside, absorbs the heat, and the heat absorption air conditioning enters into inside from the lower extreme of blast pipe, discharges from the upper end, takes absorbed heat out the dispenser.

Further: the cover plate covers the top of the barrel, the motor is vertically and fixedly installed on the cover plate, an output shaft of the motor is vertically downward, a gear box is fixedly installed on the inner wall of the cover plate, the output shaft of the motor vertically downward penetrates through the cover plate and extends into the gear box, a driving gear located in the gear box is coaxially and fixedly installed on the output shaft of the motor, and the driving gear is driven by the motor; the center of the cover plate is rotatably connected with a vertical transmission shaft through a bearing, the transmission shaft penetrates downwards from a central shaft of the gear box, a driven gear positioned in the gear box is coaxially and fixedly installed on the transmission shaft, the driven gear is meshed with the driving gear and is connected with the driving gear, and power is transmitted to the transmission shaft, so that the transmission shaft rotates around the central shaft.

Further: the outer side wall of the transmission shaft is provided with a heat absorption block, so that the contact area of the raw materials and the transmission shaft is increased, and the heat absorption efficiency is improved; the inner wall of the exhaust pipe is covered with a layer of heat insulation layer, so that heat exchange between cold air in the inner cavity and the exhaust pipe is avoided, and only heat on the transmission shaft is absorbed.

Further: the width of the heat absorption block is 1/5-1/4 of the diameter of the cylinder.

Further: the heat absorption block is internally of a hollow structure and is communicated with the inner cavity.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an inner chamber through setting up in the transmission shaft, make air conditioning flow to the lower extreme from the top downwards, absorb the heat on the transmission shaft in the process of flowing downwards, reduce the heat in the dispersion machine, play the refrigerated effect, the air conditioning that absorbs the heat is discharged from the blast pipe in center, in time discharges the heat, guarantees the cooling effect; the transmission shaft is used for cooling, friction heat and heat generated during internal dispersion during mechanical operation are reduced, and the cooling action range is large.

Drawings

Fig. 1 is a schematic structural view of a cooling device of a high-speed disperser.

Fig. 2 is a schematic view of the external structure of a drive shaft in a cooling device of a high-speed disperser.

Fig. 3 is a schematic view of the inner cross section of a drive shaft in a cooling apparatus of a high-speed disperser.

Fig. 4 is a schematic cross-sectional view of an exhaust pipe in a cooling apparatus of a high-speed disperser.

In the figure: 1-cylinder, 2-cover plate, 3-motor, 4-gear box, 5-driving gear, 6-driven gear, 7-transmission shaft, 8-stirring rod, 9-cold air inlet box, 10-air inlet, 11-cold air pipe, 12-inner cavity, 13-exhaust pipe, 14-heat insulation layer, 15-heat absorption block and 16-exhaust port.

Detailed Description

Example 1

Referring to the drawings, in an embodiment of the present invention, a cooling device for a high-speed disperser includes a cylinder 1, a cover plate 2, a motor 3, and a gear box 4; the cover plate 2 covers the top of the barrel body 1, the motor 3 is vertically and fixedly installed on the cover plate 2, an output shaft of the motor 3 is vertically downward, a gear box 4 is fixedly installed on the inner wall of the cover plate 2, the output shaft of the motor 3 vertically penetrates through the cover plate 2 downward and extends into the gear box 4, a driving gear 5 located in the gear box 4 is coaxially and fixedly installed on the output shaft of the motor 3, and the driving gear 5 is driven by the motor 3.

A vertical transmission shaft 7 is rotatably connected to the center of the cover plate 2 through a bearing, the transmission shaft 7 penetrates through the central shaft of the gear box 4 downwards, a driven gear 6 positioned in the gear box 4 is coaxially and fixedly installed on the transmission shaft 7, the driven gear 6 is meshed with the driving gear 5 and is connected with the driving gear, power is transmitted to the transmission shaft 7, and the transmission shaft 7 rotates around the central shaft; a plurality of horizontal stirring rods 8 are fixedly arranged on the side wall of the lower end of the transmission shaft 7, and the raw materials in the barrel body 1 are stirred through the stirring rods 8 to realize the dispersion of the materials; a cold air inlet box 9 sleeved outside the transmission shaft 7 is fixedly arranged on the upper surface of the cover plate 2, the cold air inlet box 9 is rotatably connected with the transmission shaft 7 through a sealing bearing, a horizontal cold air pipe 11 is communicated in the cold air inlet box 9, the other end of the cold air pipe 11 is communicated with refrigeration equipment, and cold air is introduced into the cold air inlet box 9; a vertical exhaust pipe 13 is coaxially fixed in the transmission shaft 7, the exhaust pipe 13 penetrates out of the top end of the transmission shaft 7, and the upper end of the exhaust pipe is provided with an exhaust port 16; the lower extreme of blast pipe 13 is higher than the lower extreme of transmission shaft 7, sets up to inner chamber 12 between blast pipe 13 and the transmission shaft 7, has seted up air intake 10 on the transmission shaft 7 lateral wall that the top of inner chamber 12 corresponds, air intake 10 with intercommunication in the air conditioning air inlet box 9 makes the air conditioning in the air conditioning air inlet box 9 enter into inner chamber 12 from air intake 10, and the air conditioning in inner chamber 12 flows down along transmission shaft 7, exchanges heat with the outside, absorbs the heat, and the air conditioning after the heat absorption enters into inside from the lower extreme of blast pipe 13, discharges from the upper end, takes absorbed heat out the dispenser.

Example 2

On the basis of the embodiment 1, the outer side wall of the transmission shaft 7 is provided with the heat absorption block 15, the width of the heat absorption block 15 is 1/5-1/4 of the diameter of the cylinder 1, the contact area of the raw materials and the transmission shaft 7 is increased, and the heat absorption efficiency is improved; the heat absorption block 15 can be a hollow structure and is communicated with the inner cavity 12; the inner wall of the exhaust pipe 13 is covered with a layer of heat insulation layer 14, so that heat exchange between cold air in the inner cavity 12 and the exhaust pipe 13 is avoided, and only heat on the transmission shaft 7 is absorbed.

When in use, the motor 3 drives the transmission shaft 7 to rotate, so that the stirring rod 8 disperses the raw materials inside; in the process of high-speed dispersion, cold air introduced by a cold air pipe 11 enters a cold air inlet box 9, enters an inner cavity 12 in a transmission shaft 7 from an air inlet 10, flows downwards along the inner cavity 12, takes away heat on the surface of the transmission shaft 7 in the process of downward flow, enters the transmission shaft from the lower end of an exhaust pipe 13, and flows upwards to enable heat generated in the operation of equipment to be conveyed upwards from the center so as to reduce the temperature of the dispersion machine.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A cooling device of a high-speed dispersion machine comprises a cover plate (2) and a transmission shaft (7); the device is characterized in that a cold air inlet box (9) sleeved outside the transmission shaft (7) is fixedly arranged on the upper surface of the cover plate (2), the cold air inlet box (9) is rotatably connected with the transmission shaft (7) through a sealing bearing, and a horizontal cold air pipe (11) is communicated in the cold air inlet box (9); a vertical exhaust pipe (13) is coaxially fixed in the transmission shaft (7), the exhaust pipe (13) penetrates out of the top end of the transmission shaft (7), and the upper end of the exhaust pipe is provided with an exhaust port (16); the lower extreme of blast pipe (13) is higher than the lower extreme of transmission shaft (7), sets up to inner chamber (12) between blast pipe (13) and transmission shaft (7), has seted up air intake (10) on the transmission shaft (7) lateral wall that the top of inner chamber (12) corresponds, air intake (10) with communicate in air conditioning air inlet box (9).

2. The cooling device of a high-speed disperser according to claim 1, wherein: the cover plate (2) covers the top of the barrel body (1), the motor (3) is vertically and fixedly installed on the cover plate (2), an output shaft of the motor (3) is vertically downward, a gear box (4) is fixedly installed on the inner wall of the cover plate (2), the output shaft of the motor (3) vertically downward penetrates through the cover plate (2) and extends into the gear box (4), and a driving gear (5) located in the gear box (4) is coaxially and fixedly installed on the output shaft of the motor (3); the novel gearbox is characterized in that a vertical transmission shaft (7) is rotatably connected to the center of the cover plate (2) through a bearing, the transmission shaft (7) penetrates through a central shaft of the gearbox (4) downwards, a driven gear (6) located in the gearbox (4) is coaxially and fixedly mounted on the transmission shaft (7), and the driven gear (6) is meshed with the driving gear (5) and is connected with the driving gear.

3. A cooling apparatus of a high-speed disperser according to claim 1 or 2, wherein: the outer side wall of the transmission shaft (7) is provided with a heat absorption block (15), and the inner wall of the exhaust pipe (13) is covered with a layer of heat insulation layer (14).

4. A cooling device of a high-speed disperser according to claim 3, wherein: the width of the heat absorption block (15) is 1/5-1/4 of the diameter of the cylinder body (1).

5. The cooling device of a high-speed disperser according to claim 4, wherein: the heat absorption block (15) is internally of a hollow structure and is communicated with the inner cavity (12).