CN214620162U - Refrigerating system with powerful liquid/steam spraying function - Google Patents
Refrigerating system with powerful liquid/steam spraying function Download PDFInfo
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- CN214620162U CN214620162U CN202022981019.2U CN202022981019U CN214620162U CN 214620162 U CN214620162 U CN 214620162U CN 202022981019 U CN202022981019 U CN 202022981019U CN 214620162 U CN214620162 U CN 214620162U
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Abstract
The utility model discloses a refrigerating system with powerful hydrojet/vapour function, include: the refrigeration system also comprises a refrigerant pump, and the refrigerant pump pumps liquid or vapor refrigerant condensed by the condenser into a compression cavity of the compressor. The utility model discloses refrigerant pump, condenser and compressor form to the compressor compression chamber forced injection refrigerant's cooling circuit when specific, and injection pressure is controllable.
Description
Technical Field
The utility model belongs to the technical field of the refrigeration, concretely relates to refrigerating system with powerful hydrojet/vapour function.
Background
The traditional refrigerant liquid spraying or steam spraying system only utilizes the pressure difference between a condenser and a compression cavity of a compressor to spray the refrigerant into the compression cavity, but cannot spray the refrigerant into an exhaust cavity, and the quantity of the sprayed refrigerant is limited by the pressure difference between the condenser and the compression cavity and the diameter of a passage, so that the spraying effect is general.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a refrigerating system with powerful hydrojet/vapour function.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a refrigeration system with a powerful liquid/vapor spray function, comprising: the refrigeration system also comprises a refrigerant pump, and the refrigerant pump pumps liquid or vapor refrigerant condensed by the condenser into a compression cavity of the compressor.
The utility model discloses a refrigerating system with powerful hydrojet/vapour function, refrigerant pump, condenser and compressor form to the liquid supply/vapour return circuit of compressor compression chamber forced injection refrigerant when specific. The utility model discloses can effectively promote whole refrigerating system's refrigeration effect, its refrigeration performance can effectively promote.
On the basis of the technical scheme, the following improvements can be made:
preferably, the refrigerant pump is connected to the subcooler, and the refrigerant pump pumps the liquid or vapor refrigerant passing through the subcooler into the compression cavity of the compressor.
By adopting the preferable scheme, the subcooler can cool the liquid or vapor refrigerant pumped into the compressor.
Preferably, the compressor is provided with a refrigerant pipe, one end of the refrigerant pipe is communicated with the compression cavity of the compressor, the other end of the refrigerant pipe is connected with a refrigerant pump, and the refrigerant pump pumps vapor or liquid refrigerant into the compression cavity of the compressor.
Adopt above-mentioned preferred scheme, can quick effectual refrigerant squeeze into compressor compression chamber.
Preferably, a pressure gauge and a pressure sensor are arranged on the refrigerant pipe, the pressure sensor is connected with a refrigerant pump, and the refrigerant pump adjusts the output pressure and the flow rate of the refrigerant pump according to the pressure value acquired by the pressure sensor and the exhaust pressure of the compressor.
By adopting the preferable scheme, the pressure value of the refrigerant pipe is controllable.
Preferably, the refrigerant pump is capable of pumping a vapor or liquid refrigerant into the compressor discharge cavity, and the compressor discharge cavity is a partial cavity which is capable of communicating with the compressor discharge passage and is close to the compressor compression mechanism.
With the above preferred embodiment, the exhaust temperature is further reduced.
Preferably, the injection amount and injection pressure of the refrigerant pumped into the compression chamber and/or the discharge chamber are adjustable by a refrigerant pump.
Adopt above-mentioned preferred scheme, adjust through refrigerant pump.
Preferably, the refrigerant pump is one or more of a variable speed pump, a constant speed pump, a fixed displacement pump and a variable displacement pump.
The preferable scheme is adopted, and the selection is carried out according to specific requirements.
Preferably, the compressor can be a scroll compressor or a rotor compressor or a screw compressor.
By adopting the preferable scheme, the refrigeration system has wide application range.
Preferably, when the compressor is a scroll compressor, the scroll compressor includes: the vortex plate, the static vortex plate and the driving assembly are arranged in the shell, a refrigerant channel is arranged on the static vortex plate, one end of the refrigerant channel is communicated with a refrigerant pipe, the other end of the refrigerant channel is communicated with an inlet of the compression cavity, and the refrigerant pipe is connected with a refrigerant pump.
Adopt above-mentioned preferred scheme, when the compressor is scroll compressor, simple structure can squeeze into the compression chamber of compressor with the refrigerant smoothly.
Preferably, when the compressor is a scroll compressor, the scroll compressor includes: the compressor comprises a shell, a movable scroll plate, a fixed scroll plate and a driving assembly, wherein a compression cavity is formed between the movable scroll plate and the fixed scroll plate, the movable scroll plate, the fixed scroll plate and the driving assembly are arranged in the shell, a refrigerant channel is arranged on the fixed scroll plate, one end of the refrigerant channel is communicated with a refrigerant pipe, the other end of the refrigerant channel is communicated with an inlet of the compression cavity and an exhaust port of the compressor respectively, and the refrigerant pipe is connected with a refrigerant pump.
Adopt above-mentioned preferred scheme, when the compressor is scroll compressor, simple structure can squeeze into the discharge chamber of compressor with the refrigerant smoothly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a block diagram of a refrigeration system with a powerful liquid/vapor spraying function according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a compressor according to an embodiment of the present invention.
Fig. 3 is a second schematic structural diagram of a compressor according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a connection assembly provided in an embodiment of the present invention.
Fig. 5 is a left side view of the connection assembly provided by the embodiment of the present invention.
Fig. 6 is a right side view of the connection assembly provided by the embodiment of the present invention.
Fig. 7 is a schematic structural view illustrating a connection between a connection assembly and a refrigerant channel according to an embodiment of the present invention.
Wherein: the refrigerant compressor comprises a compressor, a shell, a movable scroll, a fixed scroll, a driving assembly, a refrigerant channel, a condenser, a 3 expansion valve, an evaporator, a 5 refrigerant storage tank, a 6 refrigerant pipe, a 7 refrigerant pump, a 8 subcooler, a 9 pressure gauge, a 10 connecting assembly, a 101 first connecting pipe, a 102 second connecting pipe, an 103 internal thread and a 104 reinforcing assembly, wherein the compressor is arranged at the bottom of the shell, the movable scroll is arranged at the top of the shell, the fixed scroll is arranged at the bottom of the shell, and the reinforcing assembly is arranged at the bottom of the shell.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In order to achieve the object of the present invention, in some embodiments of a refrigeration system with powerful liquid/vapor spraying function, as shown in fig. 1, the refrigeration system with powerful liquid/vapor spraying function includes: the refrigerating system also comprises a refrigerant pump 7, and the refrigerant pump 7 pumps liquid or vapor refrigerant condensed by the condenser 2 into a compression cavity of the compressor 1.
The refrigerant is stored in the refrigerant reservoir 5.
The utility model discloses a refrigerating system with powerful hydrojet/vapour function, refrigerant pump 7, condenser 2 and compressor 1 form to force the cooling return circuit that sprays the refrigerant to compressor 1 compression chamber when specific. The compression chamber of the compressor 1 refers to the non-suction chamber and the closed chamber which is isolated from the suction chamber and the discharge chamber and tends to lead to the discharge high-pressure chamber.
In order to further optimize the utility model discloses an implement the effect, in some other embodiments, all the other characteristic techniques are the same, and the difference lies in, refrigerant pump 7 is connected with subcooler 8, and refrigerant pump 7 will squeeze into the compression intracavity of compressor 1 through subcooler 8's liquid or vapour refrigerant.
Adopt above-mentioned preferred scheme, subcooler 8 can cool down to the refrigerant of squeezing into liquid state or vapour state in the compressor, and subcooler 8's cold source input can the cold junction return circuit of this application system also can come from outside independent system.
As shown in fig. 2, in order to further optimize the implementation effect of the present invention, in other embodiments, other features and technologies are the same, the difference is that a refrigerant pipe 6 is disposed on the compressor 1, one end of the refrigerant pipe 6 is communicated with the compression cavity of the compressor 1, the other end of the refrigerant pipe is connected with a refrigerant pump 7, and the refrigerant pump 7 pumps vapor or liquid refrigerant into the compression cavity of the compressor 1.
Adopt above-mentioned preferred scheme, can quick effectual refrigerant squeeze into compressor 1 compression chamber.
In order to optimize further the utility model discloses an implement the effect, in some other embodiments, all the other characteristic techniques are the same, and the difference lies in, is equipped with manometer 9 and pressure sensor on refrigerant pipe 6, and pressure sensor is connected with the refrigerant pump electricity, and its output pressure and flow are adjusted according to the pressure value of pressure sensor's collection to the refrigerant pump.
By adopting the preferable scheme, the controllable pressure value of the refrigerant pipe 6 is realized.
In order to further optimize the utility model discloses an implement the effect, in some other embodiments, all the other characteristic techniques are the same, and the difference lies in, refrigerant pump 7 can squeeze into compressor exhaust chamber with vapour state or liquid refrigerant, and compressor exhaust chamber is for communicating and being close to compressor compression mechanism's partial cavity with compressor exhaust passage.
With the above preferred embodiment, the exhaust temperature is further reduced. It is worth noting that the exhaust cavity of the compressor of the present invention is the region communicated with the exhaust port.
Moreover, traditional injection mode spouts the refrigerant into suction chamber or middling pressure chamber, need compress, and in utility model adopt refrigerant pump 7 to squeeze into compressor exhaust chamber with vapour attitude or liquid refrigerant, need not the compression, avoid the oil film to be diluted the wearing and tearing that cause the compression process to appear, produced unexpected beneficial effect.
Further, in addition to the above-described embodiments, the injection amount and the injection pressure of the refrigerant to be driven into the compression chamber and/or the discharge chamber can be adjusted by the refrigerant pump 7.
With the above preferred arrangement, the injection amount and injection pressure can be controlled by the refrigerant pump.
In order to further optimize the implementation effect of the present invention, in other embodiments, other features are the same, and the difference is that the refrigerant pump 7 is one or more of a variable speed pump, a constant speed pump, a fixed displacement pump and a variable displacement pump.
The preferable scheme is adopted, and the selection is carried out according to specific requirements.
The various embodiments above may be implemented in cross-parallel.
The compressor 1 may be, but not limited to, a scroll compressor, a rotor compressor, or a screw compressor, and may also be other types of compressors, and the present invention is not limited thereto.
The following description will be made taking a scroll compressor as an example.
As shown in fig. 2, in some embodiments, when the compressor 1 is a scroll compressor, the compressor includes: the scroll compressor comprises a shell 11, a movable scroll 12, a fixed scroll 13 and a driving assembly 14, wherein a compression cavity is formed between the movable scroll 12 and the fixed scroll 13, the movable scroll 12, the fixed scroll 13 and the driving assembly 14 are arranged in the shell 11, a refrigerant channel 15 is arranged on the fixed scroll 13, one end of the refrigerant channel 15 is communicated with a refrigerant pipe 6, the other end of the refrigerant channel is communicated with an inlet of the compression cavity, and the refrigerant pipe 6 is connected with a refrigerant pump 7.
When the compressor is a scroll compressor, the structure is simple, and the refrigerant can be smoothly pumped into the compression cavity of the compressor.
In other embodiments, as shown in fig. 3, when the compressor 1 is a scroll compressor, the compressor includes: the scroll compressor comprises a shell 11, a movable scroll 12, a fixed scroll 13 and a driving assembly 14, wherein a compression cavity is formed between the movable scroll 12 and the fixed scroll 13, the movable scroll 12, the fixed scroll 13 and the driving assembly 14 are arranged in the shell 11, a refrigerant channel 15 is arranged on the fixed scroll 13, one end of the refrigerant channel 15 is communicated with a refrigerant pipe 6, the other end of the refrigerant channel is communicated with an inlet of the compression cavity and an exhaust port of the compressor respectively, and the refrigerant pipe 6 is connected with a refrigerant pump 7.
When the compressor is a scroll compressor, the structure is simple, the refrigerant can be smoothly pumped into the exhaust cavity of the compressor, and the refrigeration effect is better.
As shown in fig. 4-7, further, the refrigerant pipe 6 is connected to the refrigerant channel 15 through a connection assembly 10, the connection assembly 10 includes:
one end of the first connecting pipe 101 is connected with the refrigerant pipe 6 through an internal thread 103 of the first connecting pipe, the other end of the first connecting pipe is connected with the second connecting pipe 102, the inner cavity structure of the first connecting pipe is along the refrigerant transmission direction, and the cross section of the inner cavity of the first connecting pipe is in transition from a round shape to a flat rectangular shape;
and a second connection pipe 102 for connecting the first connection pipe 101 and the refrigerant passage 15.
The connecting component 10 can smoothly and quickly convey the refrigerant to the corresponding compression cavity and/or the exhaust cavity.
Further, the inner wall of the second connecting pipe 102 is smooth, and the caliber of the outlet is larger than that of the inlet, so as to ensure smooth transmission of the refrigerant.
Further, the first connection pipe 101 and the second connection pipe 102 are connected by the reinforcing member 104, so that the connection strength between the two pipes is ensured.
In order to show better the utility model discloses the beneficial effect of the compressor with powerful hydrojet/vapour function, the utility model discloses under the unanimous prerequisite of compressor suction temperature, suction pressure, exhaust temperature, the experimental result is shown as table 1. (comparison of the experimental machine with a "Cheshi" brand WF09KM scroll compressor)
TABLE 1 exhaust pressure COMPARATIVE TABLE
It can be found from table 1 that the compressor discharge pressure (condensing pressure) with powerful liquid spraying/steam function of the present invention is higher than that of the general liquid spraying compressor. The higher the condensing pressure at which the compressor can be operated, the wider the operating range of the compressor, at the same suction pressure and suction temperature.
The above embodiments are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (10)
1. A refrigeration system with a powerful liquid/vapor spray function, comprising: the refrigeration system is characterized by further comprising a refrigerant pump, and the refrigerant pump pumps liquid or vapor refrigerants condensed by the condenser into a compression cavity of the compressor.
2. The refrigerating system with powerful liquid spraying and steam spraying functions as claimed in claim 1, wherein the refrigerant pump is connected with a subcooler, and the refrigerant pump pumps liquid or vapor refrigerant passing through the subcooler into a compression cavity of the compressor.
3. A refrigerating system with a powerful liquid/vapor spraying function as claimed in claim 1, wherein a refrigerant pipe is provided on the compressor, one end of the refrigerant pipe is communicated with the compression chamber of the compressor, and the other opposite end of the refrigerant pipe is connected with a refrigerant pump, and the refrigerant pump pumps vapor or liquid refrigerant into the compression chamber of the compressor.
4. A refrigerating system with strong liquid/vapor spraying function as claimed in claim 3, wherein a pressure gauge and a pressure sensor are disposed on the refrigerant pipe, the pressure sensor is connected to the refrigerant pump, and the refrigerant pump adjusts the output pressure and flow rate thereof according to the pressure value collected by the pressure sensor and the discharge pressure of the compressor.
5. A refrigerating system with a powerful liquid/vapor spraying function as claimed in claim 3, wherein the refrigerant pump is capable of pumping refrigerant in vapor or liquid state into the compressor discharge chamber, and the compressor discharge chamber is a partial chamber capable of communicating with the compressor discharge passage and being close to the compressor compression mechanism.
6. A refrigerating system with a powerful liquid/vapor spraying function as claimed in claim 5, characterized in that the injection amount and injection pressure of the refrigerant into the compression chamber and/or the discharge chamber can be adjusted by a refrigerant pump.
7. The refrigeration system with powerful liquid/vapor spraying function as claimed in claim 1, wherein the refrigerant pump is one or more of a variable speed pump, a constant displacement pump and a variable displacement pump.
8. The refrigeration system with powerful liquid/vapor spraying function as claimed in any one of claims 1 to 7, wherein the compressor can be a scroll compressor or a rotor compressor or a screw compressor.
9. A refrigeration system with enhanced liquid/vapor spraying as claimed in claim 8, wherein when said compressor is a scroll compressor, said scroll compressor comprises: the vortex plate type compressor comprises a shell, a movable vortex plate, a fixed vortex plate and a driving assembly, wherein a compression cavity is formed between the movable vortex plate and the fixed vortex plate, the movable vortex plate, the fixed vortex plate and the driving assembly are arranged in the shell, a refrigerant channel is arranged on the fixed vortex plate, one end of the refrigerant channel is communicated with a refrigerant pipe, the other end of the refrigerant channel is communicated with an inlet of the compression cavity, and the refrigerant pipe is connected with a refrigerant pump.
10. A refrigeration system with enhanced liquid/vapor spraying as claimed in claim 8, wherein when said compressor is a scroll compressor, said scroll compressor comprises: the compressor comprises a shell, a movable scroll plate, a fixed scroll plate and a driving assembly, wherein a compression cavity is formed between the movable scroll plate and the fixed scroll plate, the movable scroll plate, the fixed scroll plate and the driving assembly are arranged in the shell, the fixed scroll plate is provided with a refrigerant channel, one end of the refrigerant channel is communicated with a refrigerant pipe, the other end of the refrigerant channel is communicated with an inlet of the compression cavity and an exhaust port of the compressor respectively, and the refrigerant pipe is connected with a refrigerant pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022981019.2U CN214620162U (en) | 2020-12-11 | 2020-12-11 | Refrigerating system with powerful liquid/steam spraying function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022981019.2U CN214620162U (en) | 2020-12-11 | 2020-12-11 | Refrigerating system with powerful liquid/steam spraying function |
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| Publication Number | Publication Date |
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| CN214620162U true CN214620162U (en) | 2021-11-05 |
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| CN202022981019.2U Active CN214620162U (en) | 2020-12-11 | 2020-12-11 | Refrigerating system with powerful liquid/steam spraying function |
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