CN212253205U - Novel low-temperature air-supplementing enthalpy-increasing compression system - Google Patents
Novel low-temperature air-supplementing enthalpy-increasing compression system Download PDFInfo
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- CN212253205U CN212253205U CN202021286494.1U CN202021286494U CN212253205U CN 212253205 U CN212253205 U CN 212253205U CN 202021286494 U CN202021286494 U CN 202021286494U CN 212253205 U CN212253205 U CN 212253205U
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Abstract
The utility model discloses a novel low temperature tonifying qi increases enthalpy compression system, including the reservoir, the fixed reservoir export and the reservoir inlet that is equipped with in upper end both sides of reservoir, the inside of reservoir is fixed to be equipped with and to be located inlet, auxiliary expansion valve and auxiliary valve back gas outlet before the auxiliary valve between reservoir export and the reservoir inlet, the inside bottom of reservoir is equipped with heat exchanger. Compared with the prior art, the utility model the advantage lie in: peripheral parts of a compressor operation system can be reduced, welding spots are reduced, independent heat preservation is not needed to be carried out on the economizer, gas refrigerant enters an auxiliary path when the low-temperature air-supply enthalpy-increasing compressor operates, and the refrigerant of a main path is effectively supercooled.
Description
Technical Field
The utility model relates to a low temperature tonifying qi increases enthalpy compressor equipment technical field, specifically indicates a novel low temperature tonifying qi increases enthalpy compression system.
Background
The existing low-temperature air-supplementing enthalpy-increasing compressor unit is characterized in that a compressor is provided with a main suction inlet and an auxiliary suction inlet, and the main refrigerant and the auxiliary refrigerant form heat exchange through an economizer. The gas-supplementing enthalpy-increasing liquid inlet introduces liquid refrigerant from an economizer inlet or an economizer outlet of a main path, the liquid refrigerant is subjected to heat absorption and vaporization at an economizer auxiliary path side through throttling and pressure reduction, the gaseous refrigerant is ensured to enter a compressor, meanwhile, the main path refrigerant reduces the liquid temperature and increases the supercooling degree of the refrigerant due to the heat absorption of the auxiliary path, the economizer is very favorable for refrigerating or heating operation, the cost is increased, the economizer is required to be independently insulated and installed when peripheral parts of the compressor are increased, the cost is increased, the installation procedures are increased, and the welding leakage points of joint welding spots are increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome above technical defect, provide one kind can reduce unit system compressor peripheral part, can normal and the efficient novel low temperature tonifying qi enthalpy-increasing compression system of operation of effectual protection compressor.
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a novel low temperature tonifying qi increases enthalpy compression system, includes the reservoir, the fixed reservoir export and the reservoir inlet that is equipped with in upper end both sides of reservoir, the inside of reservoir is fixed to be equipped with and to be located inlet, auxiliary expansion valve and auxiliary valve back gas outlet before the auxiliary valve between reservoir export and the reservoir inlet, the inside bottom of reservoir is equipped with heat exchanger.
Compared with the prior art, the utility model the advantage lie in: the utility model provides a novel low temperature tonifying qi increases enthalpy compression system, includes the reservoir, the fixed reservoir export and the reservoir inlet that is equipped with in upper end both sides of reservoir, the inside of reservoir is fixed to be equipped with and to be located inlet, auxiliary expansion valve and auxiliary valve back gas outlet before the auxiliary valve between reservoir export and the reservoir inlet, the inside bottom of reservoir is equipped with heat exchanger.
As an improvement, the heat exchanger is a double-pipe heat exchanger positioned at the bottom of the inner cavity of the liquid accumulator, and a liquid inlet of the double-pipe heat exchanger is close to the side wall of one side of the bottom of the inner cavity of the liquid accumulator.
As an improvement, the outlet of the double-pipe heat exchanger is divided into two paths, one path is used as a main path flow channel to continue flowing to the next path, and the other path is used as an auxiliary path and returns to the outer side flow channel of the double-pipe heat exchanger after being subjected to pressure reduction by an auxiliary path expansion valve.
As an improvement, the heat exchanger is provided with a refrigerant, and the refrigerant exchanges heat with the refrigerant in the liquid storage device when evaporating.
The utility model has the advantages that: peripheral parts of a compressor operation system can be reduced, welding spots are reduced, independent heat preservation is not needed to be carried out on the economizer, gas refrigerant enters an auxiliary path when the low-temperature air-supply enthalpy-increasing compressor operates, and the refrigerant of a main path is effectively supercooled.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the novel low-temperature gas-filling enthalpy-increasing compression system of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the novel low-temperature gas-filling enthalpy-increasing compression system of the present invention.
As shown in the figure: 1. reservoir, 2, reservoir export, 3, reservoir inlet, 4, inlet before the auxiliary road valve, 5, auxiliary road expansion valve, 6, air outlet behind the auxiliary road valve, 7, heat exchanger, 8, double-pipe heat exchanger.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model discloses when concrete implementation, a novel low temperature tonifying qi increases enthalpy compression system is provided, including reservoir 1, the fixed reservoir export 2 and the reservoir inlet 3 of being equipped with in upper end both sides of reservoir 1, the fixed inside of reservoir 1 is equipped with and is located liquid mouth 4, auxiliary expansion valve 5 and auxiliary valve back gas outlet 6 are advanced to the auxiliary valve between reservoir export 2 and the reservoir inlet 3, the inside bottom of reservoir 1 is equipped with heat exchanger 7.
The heat exchanger 7 is a double-pipe heat exchanger 8 arranged at the bottom of the inner cavity of the liquid storage device 1, and a liquid inlet of the double-pipe heat exchanger 8 is close to the side wall of one side of the bottom of the inner cavity of the liquid storage device 1.
The outlet of the double-pipe heat exchanger 8 is divided into two paths, one path is used as a main path flow channel to continue flowing to the next path, and the other path is used as an auxiliary path and returns to the flow channel at the outer side of the double-pipe heat exchanger 8 after being subjected to pressure reduction by an auxiliary path expansion valve 5.
The heat exchanger 7 is provided with a refrigerant, and exchanges heat with the refrigerant in the accumulator 1 when the refrigerant evaporates.
The first embodiment is as follows:
the auxiliary heat exchange copper pipe is directly arranged at the bottom of the inner cavity of the liquid storage device as the heat exchanger 7, so that the heat of the refrigerant in the liquid storage device 1 can be absorbed when the refrigerant in the auxiliary is evaporated in the pipe, and the vaporization of the refrigerant in the auxiliary and the cooling of the refrigerant in the main circuit are ensured to form supercooling.
Example two:
the double-pipe heat exchanger 8 is arranged at the bottom of the inner cavity of the liquid storage device 1, a liquid inlet of the double-pipe heat exchanger 8 is directly sucked at the bottom of the liquid storage device 1 and flows in a flow channel at the inner side of the double-pipe heat exchanger 8, and the outlet of the double-pipe heat exchanger is divided into two paths: one path of the refrigerant flows to the next path as a main path flow channel, the other path of the refrigerant returns to the flow channel at the outer side of the double-pipe heat exchanger 8 after the pressure of the auxiliary path is reduced by the auxiliary path expansion valve 5, and the refrigerant is evaporated in the double-pipe heat exchanger 8, so that the vaporization of the auxiliary path refrigerant is ensured, and the temperature of the main path refrigerant is reduced to form supercooling.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. The utility model provides a novel low temperature tonifying qi increases enthalpy compression system, includes reservoir (1), its characterized in that: the upper end both sides of reservoir (1) are fixed and are equipped with reservoir export (2) and reservoir inlet (3), the inside of reservoir (1) is fixed to be equipped with and is located inlet (4), auxiliary expansion valve (5) and auxiliary valve back gas outlet (6) before the auxiliary valve between reservoir export (2) and reservoir inlet (3), the inside bottom of reservoir (1) is equipped with heat exchanger (7).
2. The novel low-temperature gas-supplementing enthalpy-increasing compression system according to claim 1, characterized in that: the heat exchanger (7) is a double-pipe heat exchanger (8) located at the bottom of the inner cavity of the liquid storage device (1), and a liquid inlet of the double-pipe heat exchanger (8) is close to the side wall of one side of the bottom of the inner cavity of the liquid storage device (1).
3. The novel low-temperature gas-supplementing enthalpy-increasing compression system according to claim 2, characterized in that: the outlet of the double-pipe heat exchanger (8) is divided into two paths, one path is used as a main path flow channel to continue flowing to the next path, and the other path is used as an auxiliary path and returns to the outer side flow channel of the double-pipe heat exchanger (8) after being depressurized by an auxiliary path expansion valve (5).
4. The novel low-temperature gas-supplementing enthalpy-increasing compression system according to claim 1, characterized in that: the heat exchanger (7) is provided with a refrigerant, and the refrigerant exchanges heat with the refrigerant in the liquid accumulator (1) when evaporating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021286494.1U CN212253205U (en) | 2020-07-03 | 2020-07-03 | Novel low-temperature air-supplementing enthalpy-increasing compression system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021286494.1U CN212253205U (en) | 2020-07-03 | 2020-07-03 | Novel low-temperature air-supplementing enthalpy-increasing compression system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212253205U true CN212253205U (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021286494.1U Active CN212253205U (en) | 2020-07-03 | 2020-07-03 | Novel low-temperature air-supplementing enthalpy-increasing compression system |
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| Country | Link |
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| CN (1) | CN212253205U (en) |
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2020
- 2020-07-03 CN CN202021286494.1U patent/CN212253205U/en active Active
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