CN213144750U - Frequency conversion screw air compressor is used in acetaminophen production - Google Patents
Frequency conversion screw air compressor is used in acetaminophen production Download PDFInfo
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- CN213144750U CN213144750U CN202021699603.2U CN202021699603U CN213144750U CN 213144750 U CN213144750 U CN 213144750U CN 202021699603 U CN202021699603 U CN 202021699603U CN 213144750 U CN213144750 U CN 213144750U
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Abstract
The utility model discloses a frequency conversion screw air compressor is used in acetaminophen production, including quick-witted case, quick-witted incasement is provided with inverter motor and screw rod cabin, and the centraxonial one end of positive rotor extends to the outside in screw rod cabin and with inverter motor's drive shaft connects, and first through-hole has been seted up to the centre of positive rotor, is provided with in the first through-hole rather than clearance fit's first cooling tube, and the second through-hole has been seted up to the centre of negative rotor, is provided with rather than clearance fit's second cooling tube in the second through-hole. The utility model discloses when cooling off positive rotor and negative rotor, the cooling water of cold water machine output enters into first cooling tube and second cooling tube by the delivery pipe in, can directly carry out heat exchange with the positive rotor and the negative rotor that heat up, adsorb behind the heat that positive rotor and negative rotor produced by the wet return flows back in the cold water machine to form water cooling circulation. Compared with the conventional understanding cooling mode, the cooling efficiency is improved, and the cooling effect is ensured.
Description
Technical Field
The utility model relates to an acetaminophen production field especially relates to a frequency conversion screw air compressor is used in acetaminophen production.
Background
In the acetaminophen course of working, there are a plurality of places to use compressed air, and compressed air mainly produces by frequency conversion screw air compressor, because frequency conversion screw air compressor can produce a large amount of heats at the long-time high-speed rotation of twin-screw of working process looks adaptation, in order to guarantee the life of compressed air quality and equipment, can cool off air compressor. At the present stage, the frequency conversion screw air compressor is mainly carried out outside the screw cabin, and due to the fact that the distance between the cooling medium and the screw is far, the cooling efficiency is low, and the cooling effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a frequency conversion screw air compressor is used in acetaminophen production solves the problem of mentioning among the above-mentioned background art.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a frequency conversion screw air compressor for acetaminophen production, which comprises a case, wherein a frequency conversion motor and a screw cabin are arranged in the case, and the upper part of the screw cabin is provided with an air inlet pipe communicated with the screw cabin; the lower part of the screw cabin is provided with an air outlet pipe communicated with the screw cabin; the screw machine room is internally rotatably provided with a male rotor and a female rotor which are mutually matched, one end of a center shaft of the male rotor extends to the outside of the screw machine room and is in transmission connection with a driving shaft of the variable frequency motor, a first through hole is formed in the middle of the male rotor, a first cooling pipe in clearance fit with the first through hole is arranged in the first through hole, one end of the first cooling pipe penetrates through the side wall of the screw machine room and is communicated with a water supply pipe, and the other end of the first cooling pipe penetrates through the end part of the male rotor and is communicated with a water return pipe; a second through hole is formed in the middle of the female rotor, a second cooling pipe in clearance fit with the second through hole is arranged in the second through hole, and two ends of the second cooling pipe penetrate through the side wall of the screw cabin and are respectively communicated with the water supply pipe and the water return pipe; the free end of the water supply pipe is communicated with the water outlet end of the water cooling machine, and the free end of the water return pipe is communicated with the water inlet end of the water cooling machine.
Furthermore, a first gear is arranged on a driving shaft of the variable frequency motor, and a second gear matched with the first gear is arranged at one end, located outside the screw cabin, of a middle shaft of the male rotor.
Furthermore, a circulating water pump is arranged on the water supply pipe.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model discloses when cooling off positive rotor and negative rotor, the cooling water of cold water machine output enters into first cooling tube and second cooling tube by the delivery pipe in, can directly carry out heat exchange with the positive rotor and the negative rotor that heat up, adsorb behind the heat that positive rotor and negative rotor produced by the wet return flows back in the cold water machine to form water cooling circulation. Compared with the conventional understanding cooling mode, the cooling efficiency is improved, and the cooling effect is ensured.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is a schematic structural view of the present invention;
description of reference numerals: 1. a chassis; 2. a variable frequency motor; 3. a screw machine room; 4. an air inlet pipe; 5. an air outlet pipe; 6. a male rotor; 7. a female rotor; 8. a first gear; 9. a second gear; 10. a first through hole; 11. A first cooling pipe; 12. a water supply pipe; 13. a water return pipe; 14. a second through hole; 15. a second cooling pipe; 16. A water chiller; 17. and (4) a water circulating pump.
Detailed Description
As shown in fig. 1, the variable frequency screw air compressor for acetaminophen production comprises a machine case 1, wherein a variable frequency motor 2 and a screw cabin 3 are installed in the machine case 1. An air inlet pipe 4 with one end communicated with the interior of the screw cabin 3 is arranged at the upper part of the screw cabin 3, and the other end of the air inlet pipe 4 is positioned outside the case 1; an air outlet pipe 5 with one end communicated with the screw cabin is installed at the lower part of the screw cabin, and the other end of the air outlet pipe 5 is located outside the case 1.
A male rotor 6 and a female rotor 7 which are mutually matched are rotatably installed inside the screw machine room 3, one end of a middle shaft of the male rotor 7 extends to the outside of the screw machine room 3 and is in transmission connection with a driving shaft of the variable frequency motor 2, a first gear 8 is installed on the driving shaft of the variable frequency motor 2, and a second gear 9 matched with the first gear 8 is installed at one end, located outside the screw machine room 3, of the middle shaft of the male rotor 6.
A first through hole 10 is formed in the middle of the male rotor 6, a first cooling pipe 11 in clearance fit with the first through hole 10 is inserted into the first through hole 10, one end of the first cooling pipe 11 penetrates through the side wall of the screw cabin 3 and is communicated with a water supply pipe 12, and the other end of the first cooling pipe 11 penetrates through the end of the male rotor 6 and is communicated with a water return pipe 13. A second through hole 14 is formed in the middle of the female rotor 7, a second cooling pipe 15 in clearance fit with the second through hole 14 is inserted into the second through hole 14, and two ends of the second cooling pipe 15 penetrate through the side wall of the screw cabin 3 and are respectively communicated with the water supply pipe 12 and the water return pipe 13.
The free end of the water supply pipe 12 is communicated with the water outlet end of the water cooler 16, and the free end of the water return pipe 13 is communicated with the water inlet end of the water cooler 16. In addition, a circulating water pump 17 is installed on the water supply pipe to ensure the circulation of the cold water flow.
The utility model discloses at the during operation, it is rotatory to drive the male rotor through driving motor, because the male rotor with female rotor screw-thread fit, consequently make the male rotor with female rotor is rotatory at a high speed relatively. The outside air is introduced into the screw machine cabin through the air inlet pipe, becomes compressed air flow with certain pressure under the action of the male rotor and the female rotor which rotate at high speed, and is discharged through the air outlet pipe to be supplied for production and use. When the male rotor and the female rotor need to be cooled, the water cooler and the circulating water pump are started, cooling water enters the first cooling pipe and the second cooling pipe through the water supply pipe, directly adsorbs heat generated by the male rotor and the female rotor, and flows back to the water cooler through the water return pipe, so that water cooling circulation is formed.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (3)
1. The utility model provides a frequency conversion screw air compressor is used in acetaminophen production which characterized in that: the air conditioner comprises a case, wherein a variable frequency motor and a screw cabin are arranged in the case, and an air inlet pipe communicated with the screw cabin is arranged at the upper part of the screw cabin; the lower part of the screw cabin is provided with an air outlet pipe communicated with the screw cabin; the screw machine room is internally rotatably provided with a male rotor and a female rotor which are mutually matched, one end of a center shaft of the male rotor extends to the outside of the screw machine room and is in transmission connection with a driving shaft of the variable frequency motor, a first through hole is formed in the middle of the male rotor, a first cooling pipe in clearance fit with the first through hole is arranged in the first through hole, one end of the first cooling pipe penetrates through the side wall of the screw machine room and is communicated with a water supply pipe, and the other end of the first cooling pipe penetrates through the end part of the male rotor and is communicated with a water return pipe; a second through hole is formed in the middle of the female rotor, a second cooling pipe in clearance fit with the second through hole is arranged in the second through hole, and two ends of the second cooling pipe penetrate through the side wall of the screw cabin and are respectively communicated with the water supply pipe and the water return pipe; the free end of the water supply pipe is communicated with the water outlet end of the water cooling machine, and the free end of the water return pipe is communicated with the water inlet end of the water cooling machine.
2. The variable frequency screw air compressor for acetaminophen production of claim 1, wherein: a first gear is arranged on a driving shaft of the variable frequency motor, and a second gear matched with the first gear is arranged at one end, located outside the screw cabin, of a middle shaft of the male rotor.
3. The variable frequency screw air compressor for acetaminophen production of claim 1, wherein: and a circulating water pump is arranged on the water supply pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021699603.2U CN213144750U (en) | 2020-08-15 | 2020-08-15 | Frequency conversion screw air compressor is used in acetaminophen production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021699603.2U CN213144750U (en) | 2020-08-15 | 2020-08-15 | Frequency conversion screw air compressor is used in acetaminophen production |
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| Publication Number | Publication Date |
|---|---|
| CN213144750U true CN213144750U (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021699603.2U Active CN213144750U (en) | 2020-08-15 | 2020-08-15 | Frequency conversion screw air compressor is used in acetaminophen production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483585A (en) * | 2022-03-01 | 2022-05-13 | 德斯兰压缩机(上海)有限公司 | Screw rotor and air compressor using same |
-
2020
- 2020-08-15 CN CN202021699603.2U patent/CN213144750U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483585A (en) * | 2022-03-01 | 2022-05-13 | 德斯兰压缩机(上海)有限公司 | Screw rotor and air compressor using same |
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