CN218816984U - Zero-leakage steam compressor - Google Patents
Zero-leakage steam compressor Download PDFInfo
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- CN218816984U CN218816984U CN202221935119.4U CN202221935119U CN218816984U CN 218816984 U CN218816984 U CN 218816984U CN 202221935119 U CN202221935119 U CN 202221935119U CN 218816984 U CN218816984 U CN 218816984U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 239000004519 grease Substances 0.000 claims description 15
- 210000002445 nipple Anatomy 0.000 claims description 11
- 235000014121 butter Nutrition 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 230000001050 lubricating effect Effects 0.000 claims description 5
- 238000010926 purge Methods 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 23
- 239000000498 cooling water Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Abstract
The utility model discloses a zero vapor compressor who reveals, include: the air inlet component is arranged on the air inlet of the compressor main body; the transmission shaft setting of shaft seal structure encircleing compressor body, this shaft seal structure includes: the compressor comprises a sealing sleeve sleeved at the joint of a transmission shaft and a compressor main body, a skeleton oil seal sleeved at one end of the sealing sleeve far away from the transmission shaft, a piston ring sleeved at one end of the sealing sleeve far away from the transmission shaft and arranged adjacent to the skeleton oil seal, and an O-shaped sealing ring arranged at the end part of the transmission shaft; the utility model has the advantages that the shaft seal structure is arranged, softened water is not used, water is saved, maintenance of mechanical seal is avoided, and steam leakage caused by long-term use and abrasion of the mechanical seal is avoided; meanwhile, the shaft seal structure is sealed comprehensively by using various sealing modes such as a piston ring, a framework oil seal and the like, and zero leakage of steam is realized.
Description
Technical Field
The embodiment of the utility model provides a relate to compressor technical field, concretely relates to steam compressor of zero leakage.
Background
The vapor compressor is widely applied to MVR systems in the fields of food processing, chemical industry, paper industry, pharmacy and the like, is a core device of an MVR evaporation system, sucks secondary vapor from a separation chamber, and the secondary vapor enters a heat exchanger to exchange heat with materials after being pressurized and increased by the vapor compressor by Wen Housong. The secondary steam from the separation chamber often entrains materials, and long-term operation can cause the accumulation of materials at the sealing connection part, thereby seriously affecting the service life of sealing. And the problems of the compressor are more and more prominent: the problems of steam leakage, water inlet of a transmission box body, lubricating oil emulsification, failure of a bearing and a rotor system, compressor stalling and the like seriously affect the normal operation of the steam compressor and the system thereof, cause great difficulty in production and restrict the high-quality development of steam compressor manufacturers and even compressor industry.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a vapor compressor, include: the air compressor comprises a power device, a compressor main body connected with the power device, an air inlet assembly arranged at the top of the compressor main body, an air outlet arranged at the side edge of the compressor main body and a shaft seal structure arranged in the compressor main body;
the transmission shaft setting of shaft seal structure encircleing compressor body, this shaft seal structure includes: the compressor comprises a seal sleeve sleeved at the joint of a transmission shaft and the compressor main body, a skeleton oil seal sleeved at one end of the seal sleeve far away from the transmission shaft, a piston ring sleeved at one end of the seal sleeve far away from the transmission shaft and arranged adjacent to the skeleton oil seal, and an O-shaped seal ring arranged at the end part of the transmission shaft.
In one embodiment, the framework oil seal comprises: oil seal body, reinforcing skeleton and self-tightening coil spring.
In one embodiment, a grease fitting is further provided at the shaft seal structure for supplementing a lubricating fluid between the shaft seal structure and the transmission shaft.
In one embodiment, at least 3 piston rings are arranged, and the piston rings are sleeved at the position, close to the framework oil seal, of one end, far away from the transmission shaft, of the seal sleeve at equal intervals.
In one embodiment, the power plant comprises: the motor, set up the belt pulley and the belt of connecting motor and belt pulley in affiliated compressor main part one side.
In one embodiment, a butter nipple includes: the grease nipple is communicated with the outside and the shaft seal structure, and the grease nipple is arranged at one end of the grease nipple close to the outside.
In one embodiment, an air intake assembly comprises: the corrugated compensation pipe is arranged at one end of the inlet connecting pipe, which is far away from the compressor main body.
In one embodiment, the exhaust vent comprises: the air inlet connecting pipe is arranged on one side of the compressor body, and the corrugated compensator is arranged at one end, far away from the compressor body, of the air inlet connecting pipe.
In one embodiment, the bottom end of the tuyere connecting pipe is provided with a purge valve.
The embodiment of the utility model provides a have following advantage:
the utility model has the advantages that the shaft seal structure is arranged, softened water is not used, water is saved, maintenance of mechanical seal is avoided, and steam leakage caused by long-term use and abrasion of the mechanical seal is avoided; meanwhile, the shaft seal structure is comprehensively sealed by using various sealing modes such as piston rings, framework oil seals and the like, and zero leakage of steam is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary and that other implementation drawings may be derived from the provided drawings by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is a schematic view of the air intake assembly of the present invention;
fig. 3 is a schematic diagram of the sealing structure of the present invention.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1 to 3, a vapor compressor includes: the air conditioner comprises a power device 3, a compressor body 2 connected with the power device 3, an air inlet assembly 4 arranged at the top of the compressor body 2, an air outlet 5 arranged at the side of the compressor body 2 and a shaft seal structure 1 arranged in the compressor body 2;
after the power device 3 provides power for the compressor body 2, the compressor body 2 starts to work, air is sucked by the air inlet assembly 4 arranged at the top, then the air is compressed by the compressor body 2, and then the compressed air is discharged by the air outlet 5. The steam compressor has high sealing requirements, and preferably zero leakage can be realized, so that the sealing structure is also special, and the sealing of the application is realized through the shaft seal structure 1.
Specifically, the power unit 3 includes: a motor 31, a pulley 32 provided at one side of the compressor body 2, and a belt 33 connecting the motor 31 and the pulley 32. The motor 31 is driven to rotate by the belt 33 after running, and the belt pulley 32 rotates to provide power for the compressor body 2.
A transmission shaft 21 is arranged inside the compressor main body 2, and the transmission shaft 21 is arranged in the compressor main body 2 through a shaft seal structure 1; wherein, one end of the transmission shaft 21 is connected with a belt pulley 32, and the transmission shaft 21 is driven to rotate by the belt pulley 32.
In one embodiment, a plurality of transmission shafts may be disposed in the compressor body 2 adjacent to the transmission shaft 32 connected to the pulley 32, and the transmission shafts are driven by gears disposed at the ends thereof.
Wherein, this bearing seal structure 1 encircles the setting of transmission shaft 21 of compressor main part 2, and this bearing seal structure 1 includes: the compressor comprises a sealing sleeve 11 sleeved at the joint of a transmission shaft 21 and the compressor main body 2, a framework oil seal 12 sleeved at one end of the sealing sleeve 11 far away from the transmission shaft 21, a piston ring 13 sleeved at one end of the sealing sleeve 11 far away from the transmission shaft 21 and arranged adjacent to the framework oil seal 12, and an O-shaped sealing ring 14 arranged at the end of the transmission shaft 21. The shaft seal structure 1 adopts a plurality of sealing modes such as a piston ring 13, a framework oil seal 12 and the like to realize comprehensive sealing, and zero leakage of steam is realized.
Preferably, 3 piston rings 13 are provided, and the three piston rings are sleeved at the end of the sealing sleeve 11 away from the transmission shaft 21 and at the position adjacent to the framework oil seal 12 at equal intervals. 3 piston rings are arranged in parallel, so that sealing can be further enhanced, and steam is not easy to leak.
Preferably, the framework oil seal 12 comprises: the oil seal body, strengthen skeleton and self-tightening coil spring. In general, the inner diameter of the frame oil seal 12 in a free state is smaller than the shaft diameter, that is, has a certain "interference".
Therefore, after the oil seal body is installed on the shaft, the pressure of the cutting edge of the oil seal body and the contraction force of the self-tightening spiral spring generate certain radial tightening force on the shaft, and after a period of operation, the pressure can be rapidly reduced or even disappear, so that the self-tightening force of the oil seal can be compensated at any time by adding the self-tightening spiral spring. This oil film has a fluid lubrication characteristic due to the presence of the oil film for edge control of the oil seal body between the oil seal and the drive shaft 21. Under the action of the surface tension of the liquid, the rigidity of the oil film just enables the oil film and an air contact end to form a crescent surface, so that the leakage of a working medium is prevented, and the sealing of the rotary transmission shaft 21 is realized.
Preferably, shaft seal structure 1 department still is equipped with butter pipe connector 6, and this butter pipe connector 6 intercommunication shaft seal structure 1 and external for supply the lubricating fluid to between shaft seal structure 1 and the transmission shaft 21, this lubricating fluid can be grease, and butter pipe connector 6 includes: the grease nipple 61 is communicated with the outside and the shaft seal structure 1, and the grease nipple 62 is arranged at one end, close to the outside, of the grease nipple 61, and the opening and the sealing of the grease nipple 61 are realized by controlling the opening and the closing of the grease nipple 62.
Through setting up butter pipe connector 6, can supply the lubricating fluid in the transmission shaft 21 at any time, need not unpack apart and maintain, practiced thrift the maintenance cost.
Preferably, the air intake assembly 4 comprises: an inlet connection pipe 41 arranged above the compressor body 2, and a corrugated compensation pipe 42 arranged at one end of the inlet connection pipe 41 far away from the compressor body 2.
Preferably, the air outlet 5 comprises: a tuyere connecting pipe 51 arranged at one side of the compressor body 2, and a corrugated compensator 52 arranged at one end of the tuyere connecting pipe 51 far away from the compressor body 2. The above-described corrugated compensator 52 and the corrugated compensating pipe 42 are provided to compensate the lengths of the inlet connection pipe 41 and the tuyere connection pipe 51.
Preferably, the bottom end of the tuyere stock 51 is provided with a purge valve 7. The drain valve 7 is arranged to facilitate the discharge of cooling water and prevent the cooling water from entering the oil tank to pollute the lubricant (lubricating oil).
Further preferably, a purge valve 7 is added below the compressor main body 2, so that the cooling water can be discharged more favorably.
Preferably, a pressure gauge 8 and a temperature gauge 9 are provided at both the intake assembly 4 and the exhaust port. Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (9)
1. A zero leak vapor compressor, comprising: the air conditioner comprises a power device, a compressor main body connected with the power device, an air inlet assembly arranged at the top of the compressor main body, an air outlet arranged at the side edge of the compressor main body and a shaft seal structure arranged in the compressor main body;
the bearing seal structure encircles the transmission shaft setting of compressor main part, this bearing seal structure includes: the cover is established the seal cover, the cover of transmission shaft and this compressor main part junction are established the seal cover is kept away from the skeleton oil blanket, the cover of transmission shaft one end are established the seal cover is kept away from transmission shaft one end with the adjacent piston ring that sets up of skeleton oil blanket and setting are in the O type sealing washer of transmission shaft tip.
2. A zero-leak vapor compressor as claimed in claim 1 wherein said backbone oil seal comprises: the oil seal body, strengthen skeleton and self-tightening coil spring.
3. The vapor compressor as recited in claim 1, wherein a grease fitting is further disposed at the shaft seal structure for supplying a lubricating fluid between the shaft seal structure and the transmission shaft.
4. The vapor compressor of claim 1, wherein the piston rings are arranged at least 3 times, and are sleeved at equal intervals at positions adjacent to the framework oil seal at one end of the sealing sleeve away from the transmission shaft.
5. A zero leak vapor compressor as set forth in claim 1 wherein said power plant includes: the compressor comprises a motor, a belt pulley arranged on one side of a compressor body and a belt for connecting the motor and the belt pulley.
6. A zero-leak vapor compressor as claimed in claim 3, wherein said butter nipple member comprises: the grease nozzle comprises a grease connecting pipe for communicating the outside with a shaft seal structure and a grease nipple arranged at one end of the grease connecting pipe close to the outside.
7. The zero-leak vapor compressor of claim 1, wherein the intake assembly comprises: the corrugated compensation pipe is arranged at one end of the inlet connecting pipe, which is far away from the compressor main body.
8. The vapor compressor of claim 1, wherein the air outlet comprises: the air inlet connecting pipe is arranged on one side of the compressor main body, and the corrugated compensator is arranged at one end, far away from the compressor main body, of the air inlet connecting pipe.
9. The zero-leakage vapor compressor as recited in claim 8, wherein a purge valve is provided at a bottom end of the tuyere stock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221935119.4U CN218816984U (en) | 2022-07-25 | 2022-07-25 | Zero-leakage steam compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221935119.4U CN218816984U (en) | 2022-07-25 | 2022-07-25 | Zero-leakage steam compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218816984U true CN218816984U (en) | 2023-04-07 |
Family
ID=87246391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221935119.4U Active CN218816984U (en) | 2022-07-25 | 2022-07-25 | Zero-leakage steam compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218816984U (en) |
-
2022
- 2022-07-25 CN CN202221935119.4U patent/CN218816984U/en active Active
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