CN214366726U - Screw compressor waste heat recovery structure - Google Patents
Screw compressor waste heat recovery structure Download PDFInfo
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- CN214366726U CN214366726U CN202120130914.5U CN202120130914U CN214366726U CN 214366726 U CN214366726 U CN 214366726U CN 202120130914 U CN202120130914 U CN 202120130914U CN 214366726 U CN214366726 U CN 214366726U
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- heat exchanger
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Abstract
A waste heat recovery structure of a screw compressor comprises a screw compressor shell, wherein the upper end and the lower end of the screw compressor shell are connected with an upper cover plate and a lower cover plate through bolts; a high-voltage motor is installed on one side of the shell of the screw compressor, and an anode screw and a cathode screw which are meshed with each other are arranged in the shell of the screw compressor; the output end of the high-voltage motor drives the anode screw and the cathode screw through a gear; grooves are formed in the side walls of the two sides of the shell of the screw compressor, and red copper coil pipes are embedded and connected in the grooves; a heat exchanger is arranged on the outer side of the shell of the screw compressor, an oil inlet is formed in the upper end of the heat exchanger, and an oil outlet is formed in the lower end of the heat exchanger; the inlet side of the red copper coil is connected with an oil inlet of the heat exchanger through a first pipeline, and the outlet side of the red copper coil is connected with an oil outlet of the heat exchanger through a second pipeline. The utility model discloses utilize the red copper coil pipe directly to carry out the heat transfer with lubricating oil in the bolt compressor, simple structure promotes heat exchange efficiency, reduces calorific loss.
Description
Technical Field
The utility model relates to a screw compressor technical field specifically indicates a screw compressor waste heat recovery structure.
Background
In order to utilize the heat, in the prior art, the mixed gas discharged by the screw compressor is firstly separated by adopting oil-gas separation and then subjected to heat exchange, and not only is oil-gas separation equipment required to be added in the process, but also part of heat energy in the separation process is also dissipated.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to above-mentioned prior art not enough, and provide a screw compressor waste heat recovery structure.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a waste heat recovery structure of a screw compressor comprises a screw compressor shell, wherein the upper end and the lower end of the screw compressor shell are connected with an upper cover plate and a lower cover plate through bolts; a high-voltage motor is installed on one side of the shell of the screw compressor, and an anode screw and a cathode screw which are meshed with each other are arranged in the shell of the screw compressor; the output end of the high-voltage motor drives the anode screw and the cathode screw through a gear; grooves are formed in the side walls of the two sides of the shell of the screw compressor, and red copper coil pipes are embedded and connected in the grooves; a heat exchanger is arranged on the outer side of the shell of the screw compressor, an oil inlet is formed in the upper end of the heat exchanger, and an oil outlet is formed in the lower end of the heat exchanger; the inlet side of the red copper coil penetrates out of a side plate of the shell of the screw compressor and then is connected with an oil inlet of the heat exchanger through a first pipeline, and the outlet side of the red copper coil penetrates out of a side edge of the lower cover plate and then is connected with an oil outlet of the heat exchanger through a second pipeline.
Further, an air inlet is arranged above the upper cover plate, and an air outlet is arranged below the lower cover plate.
Furthermore, a first sealing gasket is arranged between the upper cover plate and the upper end face of the screw compressor shell; and a second sealing gasket is arranged between the lower cover plate and the lower end face of the screw compressor shell, and the bottom of the lower cover plate is connected with supporting legs.
Furthermore, lip-shaped sealing rings are arranged between the inlet side of the red copper coil pipe and the shell of the screw compressor and between the outlet side of the red copper coil pipe and the lower cover plate.
Furthermore, the heat exchanger adopts a tube array type heat exchanger, and a stainless steel heat exchange tube is installed in the heat exchanger.
Furthermore, the first pipeline is connected with an oil transfer pump.
Compared with the prior art, the utility model discloses a screw compressor waste heat recovery structure utilizes the red copper coil pipe directly to carry out the heat transfer with lubricating oil in bolt compressor, and simple structure promotes heat exchange efficiency, reduces calorific loss.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of FIG. 1A;
the device comprises a screw compressor shell 1, a screw compressor shell 2, an upper cover plate 3, a lower cover plate 4, an air inlet 5, an air outlet 6, a first sealing gasket 7, a second sealing gasket 8, supporting legs 9, an anode screw 10, a cathode screw 11, a red copper coil 12, a heat exchanger 13, a first pipeline 14, a second pipeline 15, a lip-shaped sealing ring 16 and an oil transfer pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below.
As shown in fig. 1 and 2, a screw compressor waste heat recovery structure comprises a screw compressor housing 1, wherein an upper cover plate 2 and a lower cover plate 3 are connected to the upper end and the lower end of the screw compressor housing 1 through bolts; an air inlet 4 is arranged above the upper cover plate 2, and an air outlet 5 is arranged below the lower cover plate 3; a first sealing gasket 6 is arranged between the upper cover plate 2 and the upper end face of the screw compressor shell 1; a second sealing gasket 7 is arranged between the lower cover plate 3 and the lower end face of the screw compressor shell 1, and the bottom of the lower cover plate 3 is connected with a supporting leg 8; a high-voltage motor is installed on one side of the screw compressor shell 1, and an anode screw 9 and a cathode screw 10 which are meshed with each other are arranged in the screw compressor shell 1; the output end of the high-voltage motor drives an anode screw 9 and a cathode screw 10 through a gear; grooves are formed in the side walls of the two sides of the screw compressor shell 1, red copper coil pipes 11 are embedded and connected in the grooves, and kerosene is introduced into the red copper coil pipes 11; a heat exchanger 12 is arranged on the outer side of the screw compressor shell 1, the heat exchanger 12 is a tube array type heat exchanger, and a stainless steel heat exchange tube is arranged in the heat exchanger 12; an oil inlet is formed in the upper end of the heat exchanger 12, and an oil outlet is formed in the lower end of the heat exchanger 12; the inlet side of the red copper coil 11 penetrates out of a side plate of the shell 1 of the screw compressor and then is connected with an oil inlet of the heat exchanger 12 through a first pipeline 13, and the outlet side of the red copper coil 11 penetrates out of the side edge of the lower cover plate 3 and then is connected with an oil outlet of the heat exchanger 12 through a second pipeline 14.
Lip-shaped sealing rings 15 are arranged between the inlet side of the red copper coil pipe 11 and the screw compressor shell 1 and between the outlet side of the red copper coil pipe 11 and the lower cover plate 3.
The first pipeline 13 is connected with an oil transfer pump 16.
The utility model discloses in, lubricate the cooling through lubricating oil when positive pole screw rod 9 and negative pole screw rod 10 rotate, carry out the heat transfer with red copper coil pipe 11 simultaneously after the lubricating oil absorbs the heat, let in kerosene in the red copper coil pipe 11, kerosene and heat exchanger 12 carry out the heat exchange, this heat transfer simple structure on the one hand has reduced the heat transfer step, and the used heat that on the other hand screw compressor produced obtains recycling, reduces the energy waste.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make modifications or changes without departing from the spirit of the present invention.
Claims (6)
1. A waste heat recovery structure of a screw compressor comprises a screw compressor shell, wherein the upper end and the lower end of the screw compressor shell are connected with an upper cover plate and a lower cover plate through bolts; a high-voltage motor is installed on one side of the shell of the screw compressor, and an anode screw and a cathode screw which are meshed with each other are arranged in the shell of the screw compressor; the output end of the high-voltage motor drives the anode screw and the cathode screw through gears, and is characterized in that: grooves are formed in the side walls of the two sides of the shell of the screw compressor, and red copper coil pipes are embedded and connected in the grooves; a heat exchanger is arranged on the outer side of the shell of the screw compressor, an oil inlet is formed in the upper end of the heat exchanger, and an oil outlet is formed in the lower end of the heat exchanger; the inlet side of the red copper coil penetrates out of a side plate of the shell of the screw compressor and then is connected with an oil inlet of the heat exchanger through a first pipeline, and the outlet side of the red copper coil penetrates out of a side edge of the lower cover plate and then is connected with an oil outlet of the heat exchanger through a second pipeline.
2. The screw compressor waste heat recovery structure according to claim 1, wherein: an air inlet is arranged above the upper cover plate, and an air outlet is arranged below the lower cover plate.
3. The screw compressor waste heat recovery structure according to claim 1, wherein: a first sealing gasket is arranged between the upper cover plate and the upper end face of the screw compressor shell; and a second sealing gasket is arranged between the lower cover plate and the lower end face of the screw compressor shell, and the bottom of the lower cover plate is connected with supporting legs.
4. The screw compressor waste heat recovery structure according to claim 1, wherein: lip-shaped sealing rings are arranged between the inlet side of the red copper coil pipe and the shell of the screw compressor and between the outlet side of the red copper coil pipe and the lower cover plate.
5. The screw compressor waste heat recovery structure according to claim 1, wherein: the heat exchanger adopts a tube array type heat exchanger, and a stainless steel heat exchange tube is arranged in the heat exchanger.
6. The screw compressor waste heat recovery structure according to claim 1, wherein: and the first pipeline is connected with an oil transfer pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120130914.5U CN214366726U (en) | 2021-01-18 | 2021-01-18 | Screw compressor waste heat recovery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120130914.5U CN214366726U (en) | 2021-01-18 | 2021-01-18 | Screw compressor waste heat recovery structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214366726U true CN214366726U (en) | 2021-10-08 |
Family
ID=77957522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120130914.5U Active CN214366726U (en) | 2021-01-18 | 2021-01-18 | Screw compressor waste heat recovery structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214366726U (en) |
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2021
- 2021-01-18 CN CN202120130914.5U patent/CN214366726U/en active Active
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