CN215566636U - Compressor variable volume structure, compressor and air conditioner - Google Patents
Compressor variable volume structure, compressor and air conditioner Download PDFInfo
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- CN215566636U CN215566636U CN202122067649.3U CN202122067649U CN215566636U CN 215566636 U CN215566636 U CN 215566636U CN 202122067649 U CN202122067649 U CN 202122067649U CN 215566636 U CN215566636 U CN 215566636U
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Abstract
The application provides a compressor variable volume structure, compressor and air conditioner. This compressor variable volume structure includes cylinder (1) and gleitbretter (2), be provided with gleitbretter groove (3) on cylinder (1), be provided with installation window (4) on gleitbretter (2), slider groove (3) are including spring groove (5), be provided with elastic component (6) in installation window (4), the first end butt of elastic component (6) is close to one side of gleitbretter (2) tail end in installation window (4), the one side of gleitbretter (2) tail end is kept away from in spring groove (5) to the second end butt of elastic component (6), the tail end of gleitbretter (2) is provided with the pressure regulation pipeline. According to the compressor variable volume structure of this application, can avoid the wearing and tearing of gleitbretter when realizing the compressor variable volume, improve the operational reliability of compressor.
Description
Technical Field
The application relates to the technical field of compressors, in particular to a compressor variable volume structure, a compressor and an air conditioner.
Background
Along with the change of the ambient temperature all the year round, the flow of the compressor required by the terminal equipment (such as an air conditioner and a heat pump) is different, if the flow of the compressor is variable, the flow is adjusted according to the requirement of the terminal equipment, the use power can be reduced, and the effect of saving energy is achieved.
The conventional slip sheet is of a flat plate structure, can only maintain the normal compression of the compressor, and cannot achieve the effect of volume change.
If the mode of blocking the slip sheet through the pin shaft is adopted to achieve the purpose of adjusting the variable volume of the air cylinder, the abrasion damage of the pin shaft or the slip sheet is easily caused after a long time, and the running reliability of the compressor is reduced.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem that this application will be solved lies in providing a compressor variable volume structure, compressor and air conditioner, can avoid the wearing and tearing of gleitbretter when realizing the compressor variable volume, improves the operational reliability of compressor.
In order to solve the problem, the application provides a compressor variable volume structure, including cylinder and gleitbretter, be provided with the gleitbretter groove on the cylinder, be provided with the installation window on the gleitbretter, the intermediate position in gleitbretter groove is provided with the communicating spring groove with the installation window, be provided with the elastic component in the installation window, the first end butt of elastic component is in the one side that the installation window is close to the gleitbretter tail end, the second end butt of elastic component is in the one side that the gleitbretter tail end was kept away from in the spring groove, the tail end of gleitbretter is provided with the pressure regulation pipeline.
Preferably, the section of the spring groove is circular or rectangular, and the sliding sheet is in sliding sealing fit with the sliding sheet groove at the front end of the spring groove.
Preferably, the mounting window is a rectangular window.
Preferably, the elastic member is a spring.
Preferably, the wire diameter of the spring is φ a, the number of turns is n, the maximum outer diameter is d2, the bottom hole of the slide sheet groove is a circular hole, the diameter is d1, d1 is not less than d2, and d1 is not less than sqrt ((a ^ n/2) ^2+ d2^ 2).
According to another aspect of the present application, there is provided a compressor comprising a compressor displacement varying structure as described above.
Preferably, the compressor includes a suction port and a discharge port, and the pressure regulating line can selectively communicate with the suction port or the discharge port.
Preferably, the pressure regulating pipeline comprises a main pipe, a first branch pipe and a second branch pipe, the first branch pipe and the second branch pipe are connected to the main pipe together, the other end of the first branch pipe is connected to the suction port of the compressor, the other end of the second branch pipe is connected to the exhaust port of the compressor, the first branch pipe is provided with a first pressure regulating valve, and the second branch pipe is provided with a second pressure regulating valve.
Preferably, the compressor is a two-cylinder compressor or a three-cylinder compressor.
According to another aspect of the present application, there is provided an air conditioner including a compressor, the compressor being the above-mentioned compressor.
The application provides a compressor variable volume structure, including cylinder and gleitbretter, be provided with the gleitbretter groove on the cylinder, be provided with the installation window on the gleitbretter, the intermediate position in gleitbretter groove be provided with the communicating spring groove of installation window, be provided with the elastic component in the installation window, the first end butt of elastic component is in the one side that the installation window is close to the gleitbretter tail end, the second end butt of elastic component is in the spring groove one side of keeping away from the gleitbretter tail end, the tail end of gleitbretter is provided with the pressure regulation pipeline. This compressor variable volume structure, through the pressure that the regulation pressure regulation pipeline department lets in, realize that the relation between the elastic force of this pressure and elastic component changes, thereby can make the gleitbretter be in operating condition or idle state, realize the variable volume of compressor and adjust, because the state of gleitbretter is adjusted and is realized through the elastic component that sets up in the installation window department of gleitbretter, consequently can not cause wearing and tearing to the gleitbretter, can avoid the wearing and tearing of gleitbretter when realizing the compressor variable volume, improve the operational reliability of compressor.
Drawings
FIG. 1 is a schematic structural diagram of a variable displacement structure of a compressor according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a vane structure of a variable displacement structure of a compressor according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of a compressor according to an embodiment of the present application.
The reference numerals are represented as:
1. a cylinder; 2. sliding blades; 3. a slide groove; 4. installing a window; 5. a spring slot; 6. an elastic member; 7. a header pipe; 8. a first branch pipe; 9. a second branch pipe; 10. a first pressure regulating valve; 11. a second pressure regulating valve; 12. A roller.
Detailed Description
With reference to fig. 1 to 3, according to an embodiment of the present application, the compressor variable-capacity structure includes a cylinder 1 and a sliding vane 2, the cylinder 1 is provided with a sliding vane groove 3, the sliding vane 2 is provided with an installation window 4, the sliding vane groove 3 includes a spring groove 5, an elastic member 6 is provided in the installation window 4, a first end of the elastic member 6 abuts against one side of the installation window 4 close to the tail end of the sliding vane 2, a second end of the elastic member 6 abuts against one side of the spring groove 5 far away from the tail end of the sliding vane 2, and the tail end of the sliding vane 2 is provided with a pressure adjusting pipeline.
This compressor variable volume structure, through the pressure that the regulation pressure regulation pipeline department lets in, realize that the relation between this department pressure and the elastic force of elastic component 6 changes, thereby can make gleitbretter 2 be in operating condition or idle state, realize the variable volume of compressor and adjust, because the state of gleitbretter 2 is adjusted and is realized through the elastic component 6 that sets up in the installation window 4 department of gleitbretter, consequently can not cause wearing and tearing to gleitbretter 2, can avoid gleitbretter 2's wearing and tearing when realizing the compressor variable volume, improve the operational reliability of compressor.
In one embodiment, the section of the spring slot 5 is circular or rectangular, and the sliding sheet 2 is in sliding sealing fit with the sliding sheet slot 3 at the front end of the spring slot 5. In this embodiment, a cavity is provided in the cylinder 1, a roller 12 is provided in the cavity, the sliding piece 2 is in sliding sealing fit with the sliding piece groove 3 at the front end of the spring groove 5, and the compression of the gas can be realized through the rolling of the roller 12 and the sealing and separating effect of the sliding piece 2.
In one embodiment, the mounting window 4 is a rectangular window. In some embodiments, the top and bottom of the mounting window 4 may also be an arc-shaped structure.
In one embodiment, the resilient member 6 is a spring.
The wire diameter of the spring is phi a, the number of turns is n, the maximum outer diameter is d2, the bottom hole of the slide plate groove 3 is a circular hole, the diameter is d1, d1 is larger than or equal to d2, and d1 is larger than or equal to sqrt ((a x n/2) ^2+ d2^2), so that the structure of the spring is suitable, the spring can be conveniently installed in the spring groove 5 of the slide plate groove 3, and the installation reliability is guaranteed.
According to an embodiment of the present application, a compressor includes a compressor variable capacity structure, which is the above-described compressor variable capacity structure.
In one embodiment, the compressor includes a suction port and a discharge port, and the pressure regulating circuit is capable of selectively communicating with either the suction port or the discharge port.
In one embodiment, the pressure regulating pipeline comprises a header pipe 7, a first branch pipe 8 and a second branch pipe 9, the first branch pipe 8 and the second branch pipe 9 are connected to the header pipe 7 together, the other end of the first branch pipe 8 is connected to a suction port of the compressor, the other end of the second branch pipe 9 is connected to a discharge port of the compressor, a first pressure regulating valve 10 is arranged on the first branch pipe 8, and a second pressure regulating valve 11 is arranged on the second branch pipe 9.
The sliding vane groove 3 and the sliding vane 2, the flange, the partition plate and the like in the embodiment form a sealed space, the spring is arranged in the sealed space, the space is the same as the pressure adjusting pipeline, the pressure can be adjusted by adjusting the pressure of the pressure adjusting pipeline, and then the variable-volume adjustment of the compressor is realized.
When the cylinder 1 of the variable volume structure of the compressor is in an idle state, the spring provides the spring force for the sliding sheet Fk, the sliding sheet is separated from the roller under the action of the Fk, the pump body is in an idle state, and the exhaust volume of the cylinder is 0.
When the cylinder 1 of the variable volume structure of the compressor is in a load state, when the pressure adjusting pipeline injects gas with pressure of Pv, the sliding sheet is under the shared action of Fk and Fpv, and when Fpv is large enough, the sliding sheet 2 is in contact with the roller 12, so that the cylinder 1, the roller 12 and the sliding sheet 2 in the pump body form a compression cavity, and the pump body is normally compressed.
In one embodiment, the suction pressure is Ps, the discharge pressure is Pd, and the pressure regulating line is connected with the suction pipe and the discharge pipe in a condition that the pressure can be regulated between Ps and Pd.
Taking a double-cylinder compressor as an example, when the displacement of a single cylinder is V, one of the cylinders is provided with a variable-displacement sliding vane, when Pv is Pd, Fpv is far larger than Fk, the sliding vane 2 is mainly acted by (Fpv-Fk), is in contact with the roller 12 and runs along with the roller 12, the compressor compresses normally, and at the moment, the total displacement of the pump body is 2V.
When Pv ≈ Ps, Fpv is almost 0, and the vane 2 is separated from the roller 12 by the spring force Fk, so that the compressor idles. At the moment, the total displacement of the pump body is V, and the change of the displacement is realized.
In one embodiment, the compressor is a two-cylinder compressor or a three-cylinder compressor.
When the compressor is a three-cylinder compressor, variable-capacity sliding vanes can be arranged in the two cylinders, so that the total displacement of the pump body can be changed among V, 2V and 3V.
According to an embodiment of the present application, an air conditioner includes a compressor, which is the above-described compressor.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.
Claims (10)
1. The utility model provides a compressor variable volume structure, its characterized in that, includes cylinder (1) and gleitbretter (2), be provided with gleitbretter groove (3) on cylinder (1), be provided with installation window (4) on gleitbretter (2), gleitbretter groove (3) are including spring groove (5), be provided with elastic component (6) in installation window (4), the first end butt of elastic component (6) is in installation window (4) are close to one side of gleitbretter (2) tail end, the second end butt of elastic component (6) is in one side of gleitbretter (2) tail end is kept away from in spring groove (5), the tail end of gleitbretter (2) is provided with the pressure regulation pipeline.
2. Compressor variable volume structure according to claim 1, characterized in that the spring groove (5) is circular or rectangular in cross-section, and the sliding vane (2) is in sliding sealing fit with the sliding vane groove (3) at the front end of the spring groove (5).
3. Compressor varactor structure according to claim 1, characterized in that the mounting window (4) is a rectangular window.
4. Compressor displacement-changing structure according to claim 1, characterised in that the elastic member (6) is a spring.
5. The compressor varactor structure of claim 4, characterized in that the spring has a wire diameter of φ a, a number of turns of n, a maximum outer diameter of d2, the bottom hole of the slide groove (3) is a circular hole with a diameter of d1, d1 ≧ d2, and d1 ≧ sqrt ((a ^ n/2) ^2+ d2^ 2).
6. A compressor comprising a compressor displacement increasing structure, wherein the compressor displacement increasing structure is the compressor displacement increasing structure of any one of claims 1 to 5.
7. The compressor of claim 6, wherein the compressor includes a suction port and a discharge port, and the pressure regulating line is selectively communicable with the suction port or the discharge port.
8. The compressor according to claim 7, wherein the pressure regulating pipeline comprises a header pipe (7), a first branch pipe (8) and a second branch pipe (9), the first branch pipe (8) and the second branch pipe (9) are commonly connected to the header pipe (7), the other end of the first branch pipe (8) is connected to a suction port of the compressor, the other end of the second branch pipe (9) is connected to a discharge port of the compressor, a first pressure regulating valve (10) is arranged on the first branch pipe (8), and a second pressure regulating valve (11) is arranged on the second branch pipe (9).
9. The compressor of claim 6, wherein the compressor is a two-cylinder compressor or a three-cylinder compressor.
10. An air conditioner characterized by comprising a compressor as claimed in any one of claims 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067649.3U CN215566636U (en) | 2021-08-30 | 2021-08-30 | Compressor variable volume structure, compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067649.3U CN215566636U (en) | 2021-08-30 | 2021-08-30 | Compressor variable volume structure, compressor and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215566636U true CN215566636U (en) | 2022-01-18 |
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ID=79844229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122067649.3U Active CN215566636U (en) | 2021-08-30 | 2021-08-30 | Compressor variable volume structure, compressor and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215566636U (en) |
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2021
- 2021-08-30 CN CN202122067649.3U patent/CN215566636U/en active Active
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