CN211302941U - Mixer of thermal-insulated structure in area - Google Patents
Mixer of thermal-insulated structure in area Download PDFInfo
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- CN211302941U CN211302941U CN201921775278.0U CN201921775278U CN211302941U CN 211302941 U CN211302941 U CN 211302941U CN 201921775278 U CN201921775278 U CN 201921775278U CN 211302941 U CN211302941 U CN 211302941U
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- vacuum
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Abstract
A stirrer with a heat insulation structure comprises a motor and a stirring fan, wherein a rotating shaft in the motor extends out, one end of the rotating shaft is connected with the stirring fan, a shaft sleeve, a water cooling system, a vacuum system and a base are further arranged between the motor and the stirring fan, the base is connected below the motor, and the vacuum system is arranged between the base and the water cooling system; the shaft sleeve is sleeved on the rotating shaft, and the water cooling system and the vacuum system are both arranged on the shaft sleeve. The utility model discloses a set up the axle sleeve in the pivot, set up water cooling system, vacuum system and frame on the axle sleeve and come for the axle sleeve heat dissipation to by the temperature that constantly reduces the pivot from bottom to top, thereby the motor that the protection is connected with the pivot can not damaged by high temperature.
Description
Technical Field
The utility model relates to a heat treatment field of metal, concretely relates to mixer in vacuum tempering furnace.
Background
When a stirring fan of a stirrer in the vacuum tempering furnace works, the temperature can reach more than 900 ℃. In order to prevent the high temperature at the stirring fan from being transmitted to the motor along the rotating shaft, the normal operation of the motor is influenced, and the motor is even damaged. Therefore, the temperature of the section of the rotating shaft between the motor and the stirring fan needs to be reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: how to prevent the high temperature of the stirring fan of the stirrer in the vacuum tempering furnace from being directly transmitted to the motor to influence the normal operation of the motor.
The needle is with above-mentioned problem, the utility model provides a technical scheme is: a stirrer with a heat insulation structure comprises a motor and a stirring fan, wherein a rotating shaft in the motor extends out, one end of the rotating shaft is connected with the stirring fan, a shaft sleeve, a water cooling system, a vacuum system and a base are further arranged between the motor and the stirring fan, the base is connected below the motor, and the vacuum system is arranged between the base and the water cooling system; the shaft sleeve is sleeved on the rotating shaft, and the water cooling system and the vacuum system are both arranged on the shaft sleeve.
Preferably, the water cooling system is arranged between the stirring fan and the vacuum system, and comprises a water cooling outer shell, a water cooling inner sleeve, a connecting flange, a bearing seat, a water cooling seat and a mounting seat, wherein the water cooling inner sleeve is sleeved on the shaft sleeve, the bearing seat is mounted at the upper end of the water cooling inner sleeve, the connecting flange is arranged above the bearing seat, and the connecting flange is fixedly connected with the bearing seat; the mounting seat is fixedly connected to the shaft sleeve, a water cooling seat is arranged above the mounting seat, the water cooling seat is sleeved at the lower end of the water cooling inner sleeve, and the water cooling seat is fixedly connected with the mounting seat; one end of the water-cooling shell is fixedly connected to the bearing seat, the other end of the water-cooling shell is fixedly connected to the water-cooling seat, and the water-cooling inner sleeve, the bearing seat, the water-cooling seat and the water-cooling shell enclose a closed water-cooling cavity.
Preferably, the upper surfaces of the bearing seat and the mounting seat are provided with annular grooves, and sealing rings are placed in the two annular grooves.
Preferably, the vacuum system comprises a vacuum valve, a bearing, bearing seats and a vacuum shell, wherein the upper end and the lower end of the shaft sleeve are respectively provided with one bearing, the outer side of each bearing is provided with the bearing seat, and the two ends of the vacuum shell are respectively fixedly connected to the two bearing seats; the bearing, the bearing seat and the vacuum shell form a closed vacuum cavity in an enclosing mode, the vacuum valve is installed on the vacuum shell, and the vacuum valve is communicated with the vacuum cavity.
Preferably, the vacuum valve comprises a valve body, a vacuum flange and a guide pipe, wherein the valve body is connected to the outer side of the vacuum flange, and the guide pipe is connected to the inner side of the vacuum flange.
Preferably, a cavity is formed in the valve body, the cavity in the valve body is communicated with the guide pipe, and the guide pipe is further communicated with a closed vacuum cavity formed by the bearing, the bearing seat and the vacuum shell in an enclosing mode.
The utility model has the beneficial technical effects that: the shaft sleeve is arranged on the rotating shaft, and the water cooling system, the vacuum system and the base are arranged on the shaft sleeve to dissipate heat for the shaft sleeve, so that the temperature of the rotating shaft is continuously reduced from bottom to top, and a motor connected with the rotating shaft is protected from being damaged by high temperature.
Drawings
FIG. 1 is a schematic overall structure diagram according to a first embodiment;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1;
fig. 3 is a partially enlarged view of the region B in fig. 1.
In the figure: 1 motor, 11 rotating shaft, 12 shaft sleeve, 13 stirring fan, 21 base, 22 coupling, 31 vacuum shell, 32 vacuum cavity, 331 valve body, 332 vacuum flange, 333 guide pipe, 34 bearing, 35 bearing seat, 4 oil injector, 51 water-cooling shell, 52 water-cooling inner sleeve, 53 water-cooling cavity, 54 water-cooling seat, 55 mounting seat, 6 connecting flange and 7 sealing ring.
Detailed Description
The invention is further described below with reference to the following examples and figures:
example one
As shown in figures 1 and 2, the mixer is provided with a motor 1, a base 21, a vacuum system, a water cooling system and a mixing fan 13 from top to bottom, wherein a coupling 22 and an oil ejector 4 are further arranged in the base 21. The shaft coupling 22 is arranged on the rotating shaft 11, the rotating shaft 11 below the shaft coupling 22 is further sleeved with a shaft sleeve 12, and the oil ejector 4 is arranged on the shaft sleeve 12. A vacuum system is arranged below the machine base 21 and comprises a vacuum valve, a bearing 34, a bearing seat 35 and a vacuum shell 31. The rotating shaft 11 of the vacuum system is also sleeved with a shaft sleeve 12, the upper end and the lower end of the shaft sleeve 12 in the vacuum system are respectively provided with a bearing 34, the outer side of each bearing 34 is provided with a bearing seat 35, and the two ends of the vacuum shell 31 are respectively fixedly connected to the two bearing seats 35. The bearing 34, the bearing seat 35 and the vacuum housing 31 enclose a closed vacuum chamber 32, and the vacuum valve is mounted on the vacuum housing 31.
The vacuum valve includes a valve body 331, a vacuum flange 332, and a guide pipe 333, the valve body 331 is coupled to an outer side of the vacuum flange 332, and the guide pipe 333 is coupled to an inner side of the vacuum flange 332. A cavity is formed in the valve body 331, the cavity in the valve body 331 is communicated with the conduit 333, and the conduit 333 is also communicated with a closed vacuum cavity 32 enclosed by the bearing 34, the bearing seat 35 and the vacuum shell 31. The upper surfaces of the bearing seat 35 and the mounting seat 55 are provided with annular grooves, and the sealing rings 7 are arranged in the two annular grooves. Bolts penetrate through the bearing seat 35 and the mounting seat 55, and the bolts are screwed down to enable the bearing seat 35 and the mounting seat 55 to be close to each other towards the middle, so that the annular sealing ring 7 is pressed tightly, and the joint of the bearing seat 35 and the mounting seat 55 in the vacuum system is sealed.
As shown in fig. 1 and 3, a water cooling system is provided between the stirring fan 13 and the vacuum system, and the water cooling system includes a water cooling outer shell 51, a water cooling inner sleeve 52, a connecting flange 6, a bearing seat 35, a water cooling seat 54, and a mounting seat 55. The rotating shaft 11 of the water cooling system is also sleeved with a shaft sleeve 12, the water cooling inner sleeve 52 is sleeved on the shaft sleeve 12, the bearing seat 35 is installed at the upper end of the water cooling inner sleeve 52, a connecting flange 6 is arranged above the bearing seat 35, and the connecting flange 6 is fixedly connected with the bearing seat 35. The mounting seat 55 is fixedly connected to the shaft sleeve 12, a water cooling seat 54 is arranged above the mounting seat 55, the water cooling seat 54 is sleeved at the lower end of the water cooling inner sleeve 52, and the water cooling seat 54 is fixedly connected with the mounting seat 55. One end of the water-cooling outer shell 51 is fixedly connected to the bearing seat 35, the other end of the water-cooling outer shell is fixedly connected to the water-cooling seat 54, and the water-cooling inner sleeve 52, the bearing seat 35, the water-cooling seat 54 and the water-cooling outer shell 51 enclose a closed water-cooling cavity 53. Running water is injected into the water-cooling cavity 53, a running water tap is communicated with the water inlet end of the water-cooling cavity 53 through a water pipe, the water outlet end of the water-cooling cavity 53 is also connected with a water outlet pipe, and the water in the water-cooling cavity 53 can always keep a lower temperature by opening the tap, so that the shaft sleeve 12 and the rotating shaft 11 can be better radiated.
As shown in fig. 1 to 3, the heat dissipation principle of the present embodiment is: tap water continuously flowing in the water cooling cavity 53 is used for radiating heat of the shaft sleeve 12 and the rotating shaft 11, so that the temperature of the rotating shaft 11 is greatly reduced. And a vacuum system and a machine base 21 are sequentially arranged above the water cooling system, the volume of the vacuum system is larger, the bearing seat 35 and the vacuum shell 31 both have larger surface areas, and the heat transmitted to the bearing seat 35 and the vacuum shell 31 in the rotating shaft 11 can be well dissipated into the air, so that a better heat dissipation effect is achieved. Similarly, the base 21 has a larger surface area, the upper end of the base 21 is connected to the rotating shaft 11 and the motor 1, and the lower end of the base 21 is connected to the shaft sleeve 12, so that the heat dissipation effect can be further increased.
It will be apparent that modifications and variations are possible without departing from the principles of the invention.
Claims (6)
1. A stirrer with a heat insulation structure comprises a motor and a stirring fan, wherein a rotating shaft in the motor extends out, and one end of the rotating shaft is connected with the stirring fan; the shaft sleeve is sleeved on the rotating shaft, and the water cooling system and the vacuum system are both arranged on the shaft sleeve.
2. The stirring machine with the heat insulation structure as claimed in claim 1, wherein the water cooling system is arranged between the stirring fan and the vacuum system, and comprises a water cooling outer shell, a water cooling inner sleeve, a connecting flange, a bearing seat, a water cooling seat and a mounting seat, wherein the water cooling inner sleeve is sleeved on the shaft sleeve, the bearing seat is arranged at the upper end of the water cooling inner sleeve, the connecting flange is arranged above the bearing seat, and the connecting flange is fixedly connected with the bearing seat; the mounting seat is fixedly connected to the shaft sleeve, a water cooling seat is arranged above the mounting seat, the water cooling seat is sleeved at the lower end of the water cooling inner sleeve, and the water cooling seat is fixedly connected with the mounting seat; one end of the water-cooling shell is fixedly connected to the bearing seat, the other end of the water-cooling shell is fixedly connected to the water-cooling seat, and the water-cooling inner sleeve, the bearing seat, the water-cooling seat and the water-cooling shell enclose a closed water-cooling cavity.
3. A mixer with heat insulation structure as claimed in claim 2, wherein the bearing seat and the mounting seat have annular grooves on their upper surfaces, and sealing rings are disposed in both of the annular grooves.
4. The stirring machine with the heat insulation structure as claimed in claim 1, wherein the vacuum system comprises a vacuum valve, a bearing seat and a vacuum shell, the upper end and the lower end of the shaft sleeve are respectively provided with one bearing, the outer side of each bearing is provided with the bearing seat, and the two ends of the vacuum shell are respectively fixedly connected to the two bearing seats; the bearing, the bearing seat and the vacuum shell form a closed vacuum cavity in an enclosing mode, the vacuum valve is installed on the vacuum shell, and the vacuum valve is communicated with the vacuum cavity.
5. A mixer with heat insulation structure as claimed in claim 4, wherein the vacuum valve comprises a valve body, a vacuum flange and a conduit, the valve body is connected to the outside of the vacuum flange, and the conduit is connected to the inside of the vacuum flange.
6. A mixer with a heat insulation structure as claimed in claim 5, wherein a cavity is formed in the valve body, the cavity in the valve body is communicated with the conduit, and the conduit is further communicated with a sealed vacuum cavity formed by the bearing, the bearing seat and the vacuum casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921775278.0U CN211302941U (en) | 2019-10-22 | 2019-10-22 | Mixer of thermal-insulated structure in area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921775278.0U CN211302941U (en) | 2019-10-22 | 2019-10-22 | Mixer of thermal-insulated structure in area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211302941U true CN211302941U (en) | 2020-08-21 |
Family
ID=72063059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921775278.0U Active CN211302941U (en) | 2019-10-22 | 2019-10-22 | Mixer of thermal-insulated structure in area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211302941U (en) |
-
2019
- 2019-10-22 CN CN201921775278.0U patent/CN211302941U/en active Active
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