Homogenizer stirring device adopting water-cooling heat dissipation

Abstract

The invention discloses a homogenizer stirring device adopting water cooling heat dissipation, which comprises a homogenizing head, a motor, a transmission shaft and a cooling structure, and the cooling structure comprises a cooling shell, a first sealing cover and a second sealing cover. Heat generated by the transmission shaft or heat transmitted to the transmission shaft by the motor and the homogenizing head is dissipated, and the cooling and heat dissipation efficiency of the transmission shaft is improved, so that the service life of parts such as the transmission shaft is better guaranteed, and normal use of the homogenizer is better guaranteed. By arranging an abutting plate and a spring, the sealing cover and the sealing shell can be conveniently disassembled and assembled; rotors with different structural forms can be conveniently replaced according to different material bodies, so that different working environments can be better adapted, and higher-precision crushing and shearing can be realized; in addition, the forward and reverse rotation conditions of the rotor can be conveniently observed, so that the normal work of the homogenizer stirring device adopting water-cooling heat dissipation is better ensured.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of homogenizer, in particular to a homogenizer stirring device with water cooling. BACKGROUND

[0002] The homogenizer is mainly used for homogenizing raw materials, and is widely used in food and beverage, medicine, daily chemical, chemical industry, new material and other fields. The existing homogenizer usually comprises a homogenizing head, a motor, a transmission shaft and the like. The homogenizing head comprises a rotor and a stator. The motor is connected with the rotor through the transmission shaft. When working, the motor drives the rotor to rotate through the transmission shaft, and the raw materials are stirred by the rotor. In addition, the raw materials enter the gap between the rotor and the stator. The large particles / droplets in the raw materials are broken by the rotor and the stator to make the particle size smaller, and finally form a uniform dispersion system.

[0003] However, the above-mentioned homogenizer has the following technical problems: when the homogenizer works, the homogenizer components including the transmission shaft will generate a lot of heat. After the homogenizer stops working, it usually relies on natural cooling to achieve heat dissipation of the transmission shaft. This kind of cooling and heat dissipation method is low in efficiency, so that when the homogenizer continues to work after a short stop, the temperature of the transmission shaft is still high. In the long run, it will affect the service life of the transmission shaft, and further affect the normal use of the homogenizer. SUMMARY

[0005] (I) Technical problems to be solved In view of the deficiencies of the prior art, the present application provides a homogenizer stirring device with water cooling, which can solve the above technical problems.

[0006] (II) Technical scheme In order to solve the above technical problems, the present application provides the following technical scheme: a homogenizer stirring device with water cooling, comprising: a homogenizing head, a motor, a transmission shaft and a cooling structure. The homogenizing head comprises a rotor and a stator. The motor is connected with the rotor through the transmission shaft. The cooling structure comprises a cooling shell, a first sealing cover and a second sealing cover. The top end of the cooling shell is connected with the motor, and the bottom end of the cooling shell is connected with the homogenizing head. The first sealing cover is arranged at the upper end opening of the cooling shell, and the second sealing cover is arranged at the lower end opening of the cooling shell. The transmission shaft passes through the cooling shell. The first sealing cover, the second sealing cover and the cooling shell form a first cooling cavity. The first cooling cavity is provided with a water inlet and a water outlet.

[0007] Preferably, the transmission shaft is detachably connected with the rotor.

[0008] Preferably, the rotor comprises a connecting cylinder and a plurality of vertically arranged stirring blades. The connecting cylinder is connected with the transmission shaft, and the plurality of stirring blades are arranged at the outer wall of the connecting cylinder in a spaced manner.

[0009] Preferably, the homogenizer stirring device with water cooling heat dissipation further comprises a sealing shell, a third sealing cover and a fourth sealing cover, the sealing shell is arranged on the transmission shaft, the sealing shell is located in the first cooling cavity, the third sealing cover is arranged on the upper end opening of the sealing shell, the fourth sealing cover is arranged on the lower end opening of the sealing shell, the inside of the sealing shell close to the upper end opening thereof forms a second cooling cavity, the inside of the sealing shell close to the lower end opening thereof forms a third cooling cavity, and the second cooling cavity and the third cooling cavity are both in communication with the first cooling cavity.

[0010] Preferably, the upper end opening of the sealing shell is provided with a protrusion, the outer wall of the third sealing cover is provided with a groove, and the third sealing cover is arranged on the upper end opening of the sealing shell through the cooperation of the groove and the protrusion.

[0011] Preferably, the middle part of the sealing shell is provided with a connecting block, the sealing shell is arranged on the transmission shaft through the connecting block, the sealing shell is provided with an abutting plate close to the upper end opening thereof, and a spring is arranged between the connecting block and the abutting plate.

[0012] Preferably, the homogenizer stirring device with water cooling heat dissipation further comprises a first circulating pump, a second circulating pump and a cooling device, the water outlet is connected with the cooling device through the first circulating pump, and the cooling device is connected with the water inlet through the second circulating pump.

[0013] Preferably, the homogenizer stirring device with water cooling heat dissipation further comprises a stirring tank, the motor and the cooling structure are arranged below the stirring tank, and the homogenizer head is located in the inside of the stirring tank.

[0014] Preferably, the homogenizer stirring device with water cooling heat dissipation further comprises a support table, and the stirring tank is arranged on the support table.

[0015] Preferably, the homogenizer stirring device with water cooling heat dissipation further comprises a control box, and the control box is arranged in a spaced manner with the support table.

[0016] (Three) beneficial effects Compared with the prior art, the homogenizer stirring device with water cooling heat dissipation provided by the present application has the following beneficial effects: the homogenizer stirring device with water cooling heat dissipation comprises a cooling structure, the cooling structure comprises a cooling shell, a first sealing cover and a second sealing cover, the top end of the cooling shell is connected with the motor, the bottom end of the cooling shell is connected with the homogenizer head, the first sealing cover is arranged on the upper end opening of the cooling shell, the second sealing cover is arranged on the lower end opening of the cooling shell, the transmission shaft penetrates through the cooling shell, the first sealing cover, the second sealing cover and the cooling shell form a first cooling cavity, and the first cooling cavity is provided with a water inlet and a water outlet; in the above manner, the present application can utilize the first cooling cavity to perform water cooling heat dissipation on the transmission shaft, so as to dissipate the heat generated by the transmission shaft itself or the heat transferred to the transmission shaft by the motor and the homogenizer head, improve the cooling heat dissipation efficiency of the transmission shaft, and thus better guarantee the service life of the transmission shaft and other components and better guarantee the normal use of the homogenizer. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a first perspective view of a homogenizer stirring device with water cooling heat dissipation according to the present application; Figure 2 It is a second perspective view of a homogenizer stirring device with water cooling heat dissipation according to the present application; Figure 3 It is a third perspective view of a homogenizer stirring device with water cooling heat dissipation according to the present application; Figure 4 It is a side view of a homogenizer stirring device with water cooling heat dissipation according to the present application; Figure 5 It is Figure 4 It is a sectional view along A-A line; Figure 6 It is a perspective view of a sealing shell according to the present application; Figure 7 It is a perspective view of a rotor according to the present application.

[0018] Reference numerals in the drawing are as follows: 1 homogenizer head, 2 motor, 3 transmission shaft, 4 rotor, 5 stator, 6 cooling shell, 7 first sealing cover, 8 second sealing cover, 9 first cooling cavity, 10 water inlet, 11 water outlet, 12 sealing shell, 13 third sealing cover, 14 fourth sealing cover, 15 second cooling cavity, 16 third cooling cavity, 17 communication hole, 18 protruding block, 19 recess, 20 abutting plate, 21 spring, 22 first flange, 23 second flange, 24 third flange, 25 connecting cylinder, 26 stirring blade, 27 stirring tank, 28 supporting table, 29 control box, 30 flow-through hole, 31 bearing limiting groove. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0020] The application provides a homogenizer stirring device adopting water cooling heat dissipation, which comprises a homogenizer head 1, a motor 2, a transmission shaft 3 and a cooling structure, the homogenizer head 1 comprises a rotor 4 and a stator 5, the stator 5 is arranged at the outer periphery of the rotor 4 at intervals, the motor 2 is connected with the rotor 4 through the transmission shaft 3, the cooling structure comprises a cooling shell 6, a first sealing cover 7 and a second sealing cover 8, the top end of the cooling shell 6 is connected with the motor 2, the bottom end of the cooling shell 6 is connected with the homogenizer head 1, the first sealing cover 7 is arranged at the upper end opening of the cooling shell 6, the second sealing cover 8 is arranged at the lower end opening of the cooling shell 6, the transmission shaft 3 penetrates through the cooling shell 6, the first sealing cover 7, the second sealing cover 8 and the cooling shell 6 form a first cooling cavity 9, and the first cooling cavity 9 is provided with a water inlet 10 and a water outlet 11.

[0021] It can be understood that the homogenizer stirring device adopting water cooling heat dissipation is a homogenizer, and the working principle of the homogenizer stirring device adopting water cooling heat dissipation is that the motor 2 drives the rotor 4 to rotate through the transmission shaft 3, and the rotor 4 stirs the raw materials, in addition, the raw materials enter the gap between the rotor 4 and the stator 5, the large particles / droplets in the raw materials collide with the rotor 4 and the stator 5 and are broken, so that the particle size of the raw materials becomes smaller, and finally a uniform dispersion system is formed. The working principles of the homogenizer head 1, the motor 2, the transmission shaft 3 and the homogenizer are all prior art, and thus will not be described in detail here.

[0022] When it is necessary to cool and dissipate heat of the transmission shaft 3 and other components, for example, when the temperature of the transmission shaft 3 and other components of the homogenizer stirring device adopting water cooling heat dissipation is high after the homogenizer stirring device stops working, cooling water is introduced into the first cooling cavity 9 through the water inlet 10, the transmission shaft 3 with a high temperature in the first cooling cavity 9 is cooled and dissipated by the cooling water, and the cooling water after absorbing heat is discharged from the water outlet 11. In this way, the heat generated by the transmission shaft 3 itself or the heat transferred from the motor 2 and the homogenizer head 1 to the transmission shaft 3 is dissipated in a water cooling mode. The water inlet 10 can be located below the water outlet 11.

[0023] The transmission shaft 3 is rotatably connected with the first sealing cover 7 and the second sealing cover 8, wherein the first sealing cover 7 and the second sealing cover 8 are preferably rotatably connected with the transmission shaft 3 by using the sealing bearing in the prior art, so as to better ensure the sealing effect.

[0024] Preferably, the top end of the cooling shell 6 is connected with the motor 2 through a first flange 22, the bottom end of the cooling shell 6 is connected with the homogenizer head 1 through a second flange 23 and a third flange 24, specifically, the bottom end of the cooling shell 6 is provided with the second flange 23, the top end of the stator 5 is provided with the third flange 24, and the second flange 23 is connected with the third flange 24.

[0025] In addition, preferably, the cooling structure of the application can further comprise a sealing shell 12, a third sealing cover 13 and a fourth sealing cover 14, the sealing shell 12 is arranged on the transmission shaft 3, the sealing shell 12 is located in the first cooling cavity 9, the third sealing cover 13 is arranged on the upper end opening of the sealing shell 12, the fourth sealing cover 14 is arranged on the lower end opening of the sealing shell 12, the interior of the sealing shell 12 close to the upper end opening thereof forms a second cooling cavity 15, the interior of the sealing shell 12 close to the lower end opening thereof forms a third cooling cavity 16, the second cooling cavity 15 and the third cooling cavity 16 can communicate with the first cooling cavity 9 through a plurality of communication holes 17. When it is necessary to cool and dissipate heat for the transmission shaft 3, the cooling water is introduced into the first cooling cavity 9 through the water inlet 10, and the cooling water cools and dissipates heat for the sealing shell 12 and the transmission shaft 3 located in the first cooling cavity 9, in addition, the cooling water in the first cooling cavity 9 enters the second cooling cavity 15 and the third cooling cavity 16 to cool and dissipate heat for the transmission shaft 3 located in the second cooling cavity 15 and the third cooling cavity 16. In the above-mentioned manner, the sealing property of the transmission shaft 3 is improved, and the transmission shaft 3 can be effectively cooled and dissipated.

[0026] Preferably, the upper end opening of the sealing shell 12 is provided with a protrusion 18, the outer wall of the third sealing cover 13 is provided with a groove 19, and the third sealing cover 13 is arranged on the upper end opening of the sealing shell 12 through the cooperation of the groove 19 and the protrusion 18, that is, the third sealing cover 13 is clamped on the upper end opening of the sealing shell 12 through the groove 19 and the protrusion 18; preferably, a plurality of protrusions 18 and grooves 19 are arranged. Further, the middle part of the sealing shell 12 is provided with a connecting block, and the sealing shell 12 is arranged on the transmission shaft 3 through the connecting block; the sealing shell 12 is provided with an abutting plate 20 close to the upper end opening thereof, a spring 21 is arranged between the connecting block and the abutting plate 20, and the length of the groove 19 can be greater than the length of the protrusion 18; during installation, the third sealing cover 13 is pressed downward to be clamped on the upper end opening of the sealing shell 12 through the groove 19 and the protrusion 18, the third sealing cover 13 extrudes the spring 21 through the abutting plate 20, at this time, the friction force between the groove 19 and the protrusion 18 is greater than the elastic force of the spring 21; when it is necessary to disassemble the third sealing cover 13, the third sealing cover 13 is manually pulled out a part from the sealing shell 12, and the elastic force of the spring 21 is used to make it easier to pull out the third sealing cover 13 completely, thereby facilitating the disassembly of the third sealing cover 13, wherein the protrusion 18 can play a limiting role for the abutting plate 20. In addition, the fourth sealing cover 14 can also be arranged on the lower end opening of the sealing shell 12 through the groove 19 and the protrusion 18, and the fourth sealing cover 14 can also be arranged on the lower end opening of the sealing shell 12 through connecting members such as bolts, which is not limited here.

[0027] Preferably, the transmission shaft 3 and the rotor 4, i.e. the stirring blade head, are detachably connected, so that different structure forms of the rotor 4 can be replaced for different materials, better adapt to different working environments, and realize higher precision crushing and shearing. The rotor 4 can specifically include a connecting cylinder 25 and a plurality of stirring blades 26 arranged vertically, the connecting cylinder 25 is connected with the transmission shaft 3, and the plurality of stirring blades 26 are arranged at intervals on the outer wall of the connecting cylinder 25; the connecting cylinder 25 can be connected with the transmission shaft 3 in a detachable manner by using buckle connection or bolt connection and the like. In addition, a plurality of flow holes 30 can be arranged on the stator 5, which not only facilitates the flow of raw materials in and out of the homogenizing head 1, but also facilitates the observation of the forward and reverse rotation of the rotor 4, thereby better ensuring the normal operation of the homogenizing machine stirring device adopting water cooling.

[0028] In addition, the homogenizing machine stirring device adopting water cooling of the present application can further include a first circulating pump, a second circulating pump and a cooling device, the water outlet 11 is connected with the cooling device through the first circulating pump, and the cooling device is connected with the water inlet 10 through the second circulating pump. It can be understood that the cooling water after absorbing heat is introduced into the cooling device from the water outlet 11 through the first circulating pump to cool and cool to obtain cooling water with lower temperature, and further, the cooling water with lower temperature is introduced into the first cooling cavity through the water inlet 10 through the second circulating pump, realizing the recycling of the cooling water. The cooling device can specifically adopt a cooling tower, which is not limited here.

[0029] Preferably, the bottom of the third flange 24 can be provided with a bearing limiting groove 31 by a precision instrument, and a bearing is arranged in the bearing limiting groove 31, the bearing and the third flange 24 are arranged in parallel, the bearing is connected with the transmission shaft 3 to support the rotation of the transmission shaft 3, and further, the bearing preferably adopts a ceramic bearing, which can realize the following beneficial effects: (1) better ensure the corrosion resistance of the bearing; (2) because the density of the ceramic rolling ball is lower than that of steel, the weight is much lighter, so the centrifugal force on the outer ring during rotation can be reduced by 40%, thereby prolonging the service life of the bearing; (3) the ceramic is less affected by thermal expansion and contraction than steel, so when the clearance of the bearing is constant, the bearing can work in an environment with large temperature difference; (4) because the elastic modulus of ceramic is higher than that of steel, it is not easy to deform under stress, so it is beneficial to improve the working speed of the transmission shaft 3.

[0030] Preferably, the homogenizer stirring device of the present application employing water cooling heat dissipation can further comprise a stirring tank 27 and a support table 28, the stirring tank 27 is arranged on the support table 28, the motor 2 and the above-mentioned cooling structure are arranged below the stirring tank 27, the homogenizing head 1 is located inside the stirring tank 27, and the raw materials in the stirring tank 27 are subjected to stirring and homogenizing treatment through the homogenizing head 1; another motor and homogenizing head can also be arranged on the top of the stirring tank 27 to perform stirring and homogenizing treatment on the raw materials in the stirring tank 27, thereby improving the processing efficiency. In addition, the present application can further comprise a control box 29, which is arranged in a spaced manner with the support table 28, and the stirring tank 27 is provided with a feeding valve and a discharging valve, and the working states of the motor 2, the cooling structure, the feeding valve, the discharging valve and other components of the homogenizer stirring device employing water cooling heat dissipation are controlled through the control box 29.

[0031] Compared with the prior art, the present application provides a homogenizer stirring device employing water cooling heat dissipation, which has the following beneficial effects: the homogenizer stirring device employing water cooling heat dissipation of the present application comprises a cooling structure, the cooling structure comprises a cooling shell, a first sealing cover and a second sealing cover, the top end of the cooling shell is connected with the motor, the bottom end of the cooling shell is connected with the homogenizing head, the first sealing cover is arranged at the upper end opening of the cooling shell, the second sealing cover is arranged at the lower end opening of the cooling shell, the transmission shaft passes through the cooling shell, the first sealing cover, the second sealing cover and the cooling shell form a first cooling cavity, and the first cooling cavity is provided with a water inlet and a water outlet; in the above-mentioned manner, the homogenizer stirring device of the present application can utilize the first cooling cavity to perform water cooling heat dissipation on the transmission shaft, so as to dissipate the heat generated by the transmission shaft itself or the heat transferred to the transmission shaft by the motor and the homogenizing head, thereby improving the cooling heat dissipation efficiency of the transmission shaft, and better guaranteeing the service life of the components such as the transmission shaft and better guaranteeing the normal use of the homogenizer. By arranging the abutting plate and the spring, the sealing cover and the sealing shell can be conveniently disassembled; the present application can also conveniently replace the rotors of different structural forms according to different materials, better adapt to different working environments, and realize higher precision crushing and shearing; in addition, the present application can facilitate the observation of the forward and reverse rotation of the rotor, thereby better guaranteeing the normal work of the homogenizer stirring device employing water cooling heat dissipation.

[0032] It should be noted that the terms "comprising", "including", or any other variant thereof are intended to cover non-exclusive inclusions, so that processes, methods, articles or devices including a series of elements not only include those elements, but also include other elements not explicitly listed, or include elements inherent to such processes, methods, articles or devices. Without more limitations, the element defined by the phrase "comprising a" does not exclude the presence of additional identical elements in the process, method, article or device including the element.

[0033] While embodiments of the application have been shown and described, it is to be understood that the embodiments described are merely exemplary of the principles and application of the present application. Numerous modifications and adaptions can be effected without departing from the spirit and scope of the present application, which is not limited to the exact construction and arrangement described. It is intended, therefore, to cover all modifications and adaptions that fall within the scope of the claims and their equivalents.

Claims

1. A homogenizer stirring device using water cooling, characterized by, The application relates to a homogenizing head, a motor, a transmission shaft and a cooling structure, wherein the homogenizing head comprises a rotor and a stator, the motor is connected with the rotor through the transmission shaft, the cooling structure comprises a cooling shell, a first sealing cover and a second sealing cover, the top end of the cooling shell is connected with the motor, the bottom end of the cooling shell is connected with the homogenizing head, the first sealing cover is arranged at the upper end opening of the cooling shell, the second sealing cover is arranged at the lower end opening of the cooling shell, the transmission shaft passes through the cooling shell, the first sealing cover, the second sealing cover and the cooling shell form a first cooling cavity, and the first cooling cavity is provided with a water inlet and a water outlet. The transmission shaft is detachably connected with the rotor.

2. The homogenizer stirring device with water-cooling heat dissipation according to claim 1, characterized in that: The rotor comprises a connecting cylinder and a plurality of vertically arranged stirring blades, the connecting cylinder is connected with the transmission shaft, and the plurality of stirring blades are arranged at the outer wall of the connecting cylinder.

3. The homogenizer stirring device with water-cooling heat dissipation according to claim 1, characterized in that: The application further comprises a sealing shell, a third sealing cover and a fourth sealing cover, the sealing shell is arranged on the transmission shaft and located in the first cooling cavity, the third sealing cover is arranged at the upper end opening of the sealing shell, the fourth sealing cover is arranged at the lower end opening of the sealing shell, the inner portion of the sealing shell near the upper end opening forms a second cooling cavity, the inner portion of the sealing shell near the lower end opening forms a third cooling cavity, and the second cooling cavity and the third cooling cavity are both in communication with the first cooling cavity.

4. The homogenizer stirring device with water-cooling heat dissipation according to claim 1, characterized in that: The upper end opening of the sealing shell is provided with a protrusion, the outer wall of the third sealing cover is provided with a groove, and the third sealing cover is arranged at the upper end opening of the sealing shell through cooperation of the groove and the protrusion.

5. The homogenizer stirring device with water-cooled heat dissipation according to claim 4, characterized in that: The middle portion of the sealing shell is provided with a connecting block, the sealing shell is arranged on the transmission shaft through the connecting block, the sealing shell is provided with an abutting plate near the upper end opening, and a spring is arranged between the connecting block and the abutting plate.

6. The homogenizer stirring device with water-cooled heat dissipation according to claim 5, characterized in that: The application further comprises a first circulating pump, a second circulating pump and a cooling device, the water outlet is connected with the cooling device through the first circulating pump, and the cooling device is connected with the water inlet through the second circulating pump.

7. The homogenizer stirring device with water-cooling heat dissipation according to claim 1, characterized in that: The application further comprises a stirring tank, the motor and the cooling structure are arranged below the stirring tank, and the homogenizing head is located in the stirring tank.

8. The homogenizer stirring device with water-cooling heat dissipation according to claim 1, characterized in that: The application further comprises a supporting table, and the stirring tank is arranged on the supporting table.

9. The homogenizer stirring device with water-cooling heat dissipation according to claim 8, characterized in that: The application further comprises a control box, and the control box is arranged at intervals with the supporting table.

10. The homogenizer stirring device with water-cooled heat dissipation according to claim 9, characterized in that: ​

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