CN217926304U - Compressor and refrigeration plant - Google Patents
Compressor and refrigeration plant Download PDFInfo
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- CN217926304U CN217926304U CN202222049066.2U CN202222049066U CN217926304U CN 217926304 U CN217926304 U CN 217926304U CN 202222049066 U CN202222049066 U CN 202222049066U CN 217926304 U CN217926304 U CN 217926304U
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Abstract
The technical scheme of the utility model is that the compressor comprises a shell, a compression mechanism, a first liquid storage device and a second liquid storage device, wherein the compression mechanism is arranged on the shell and comprises a first cylinder and a second cylinder, the first cylinder is provided with a first compression cavity, and the second cylinder is provided with a second compression cavity; the first liquid storage device is communicated with the first compression cavity; the second liquid storage device is communicated with the second compression cavity; wherein the first reservoir and/or the second reservoir are mounted at the bottom of the compression mechanism. The technical scheme of the utility model locate the casing through compression mechanism, first reservoir and first compression chamber intercommunication, second reservoir and second compression chamber intercommunication, first reservoir and second reservoir have at least one to install in compression mechanism's bottom, reduce the space that the compressor upwards occupy to reduce the occupation space of air conditioner box.
Description
Technical Field
The utility model relates to a refrigeration plant technical field, in particular to compressor and refrigeration plant.
Background
The prior double-cylinder compressor generally adopts a liquid storage device. The form can only realize the parallel operation of two cylinders, and the displacement of the two cylinders is equal, so that the stable air suction state can be kept without pulsation.
And for the double-cylinder double-reservoir compressor, although the stable and favorable air suction state of each cylinder is ensured, the two reservoirs are arranged on the side surface of the compressor, the circumferential occupied space of the compressor is increased, and the double-cylinder double-reservoir compressor is only suitable for an air conditioner box body with larger volume.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a compressor aims at reducing compressor circumference occupation space.
The utility model discloses technical scheme is through providing a compressor, the compressor includes:
a housing;
the compression mechanism is arranged on the shell and comprises a first air cylinder and a second air cylinder, the first air cylinder is provided with a first compression cavity, and the second air cylinder is provided with a second compression cavity;
a first reservoir in communication with the first compression chamber;
a second reservoir in communication with the second compression chamber;
wherein the first reservoir and/or the second reservoir are mounted at a bottom of the compression mechanism.
In one embodiment, the first compression chamber has a displacement volume V 1 The discharge capacity of the second compression cavity is V 2 The first reservoir has a capacity of Q 1 The capacity of the second reservoir is Q 2 ，0.58<(Q 1 /Q 2 )/(V 1 /V 2 )<1.71。
In an embodiment, the compression mechanism further comprises a partition plate, the partition plate is arranged between the first cylinder and the second cylinder, and the partition plate is provided with a vent which is communicated with the first compression chamber and the second compression chamber.
In one embodiment, the compression mechanism is provided with a first air suction port, the first air suction port is arranged on the outer wall of the first air cylinder or the outer wall of the partition plate, and the first air suction port is communicated with the first compression chamber and the first liquid reservoir.
In one embodiment, the first reservoir is provided with a first suction port; the first reservoir is communicated with the first air suction port through a first connecting pipe.
In an embodiment, the compression mechanism is further provided with a second air suction port, the second air suction port is arranged on the outer wall of the second cylinder or the outer wall of the partition plate, and the second air suction port is communicated with the second compression cavity and the second reservoir.
In one embodiment, the second reservoir is provided with a second suction port; the second reservoir is communicated with the second air suction port through the second connecting pipe.
In one embodiment, the compression mechanism further comprises a first bearing and a second bearing, the first cylinder is arranged between the first bearing and the partition plate, and an outer ring of the first bearing is connected with an inner wall of the shell; the second cylinder is arranged between the second bearing and the partition plate; the compressor also comprises a crankshaft, wherein the crankshaft is arranged in the compression mechanism in a penetrating mode and is connected with the inner rings of the first bearing and the second bearing.
In an embodiment, the top of the housing is provided with an air outlet, and the air outlet is communicated with the first compression chamber and the second compression chamber.
In one embodiment, the first reservoir is mounted on a side of the housing and the second reservoir is mounted on a bottom of the compression mechanism.
The utility model also provides a refrigeration plant, including the compressor, the compressor includes:
a housing;
the compression mechanism is arranged on the shell and comprises a first air cylinder and a second air cylinder, the first air cylinder is provided with a first compression cavity, and the second air cylinder is provided with a second compression cavity;
a first reservoir in communication with the first compression chamber;
a second reservoir in communication with the second compression chamber;
wherein the first reservoir and/or the second reservoir are mounted at a bottom of the compression mechanism.
The technical scheme of the utility model through providing a compressor, compressor includes casing, compressing mechanism and two reservoirs. The compression mechanism is arranged on the shell and comprises two cylinders, and the two cylinders are respectively provided with a compression cavity. The first liquid storage device is communicated with the first compression cavity, the second liquid storage device is communicated with the second compression cavity, and at least one of the first liquid storage device and the second liquid storage device is arranged at the bottom of the compression mechanism. The space occupied by the compressor in the circumferential direction is reduced, and therefore the occupied space of the air conditioner box body is reduced.
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 embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic view of a compressor;
fig. 2 is an enlarged view of a point a in fig. 1.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name(s) |
| 10 | |
210 | First bearing |
| 100 | |
220 | |
| 110 | |
230 | |
| 200 | |
240 | The second cylinder |
| 300 | A |
250 | Second bearing |
| 400 | A |
260 | |
| 500 | |
270 | Second air inlet |
| 310 | A |
221 | |
| 320 | First connecting |
231 | |
| 410 | |
241 | |
| 420 | Second connecting pipe |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
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.
It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; \8230;) are provided in the embodiments of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The compressor has low tolerance to wet compression, and in order to ensure the reliability of the product, the compressor is provided with a liquid storage device with certain capacity. The liquid accumulator has the function of enabling the refrigerant to have certain buffer volume and reducing the stress strain of the pipeline of the air suction pipe. The prior double-cylinder compressor generally adopts a liquid storage device. The form can only realize the parallel operation of two cylinders, and the displacement of the two cylinders is generally equal, so that the stable air suction state can be kept without pulsation. And for the double-cylinder double-reservoir compressor, although the stable and favorable air suction state of each cylinder is ensured, the two reservoirs are arranged on the side surface of the compressor, the circumferential occupied space of the compressor is increased, and the double-cylinder double-reservoir compressor is only suitable for an air conditioner box body with larger volume.
Therefore, the utility model provides a compressor, compressor include casing, compressing mechanism and two reservoir subassemblies. The compression mechanism is arranged on the shell and comprises two cylinders, and the two cylinders are respectively provided with a compression cavity. The first liquid storage device is communicated with the first compression cavity, the second liquid storage device is communicated with the second compression cavity, and at least one of the first liquid storage device and the second liquid storage device is arranged at the bottom of the compression mechanism. The space occupied by the compressor in the circumferential direction is reduced, and therefore the occupied space of the air conditioner box body is reduced.
Referring to fig. 1 and fig. 2, the present invention provides a compressor 10, the compressor 10 includes a housing 100, a compression mechanism 10, a first accumulator 300 and a second accumulator 400, the compression mechanism 10 is disposed on the housing 100, the compression mechanism 10 includes a first cylinder 220 and a second cylinder 240, the first cylinder 220 is provided with a first compression cavity 221, and the second cylinder 240 is provided with a second compression cavity 241; the first accumulator 300 communicates with the first compression chamber 221; the second accumulator 400 communicates with the second compression chamber 241; wherein the first reservoir 300 and/or the second reservoir 400 are mounted at the bottom of the compression mechanism 10.
Specifically, the compressor 10 includes a housing 100, a compression mechanism 10, a first accumulator 300, and a second accumulator 400. The casing 100 has a substantially cylindrical shape, the casing 100 includes an upper cover, a lower cover, and a sidewall, a top end of the sidewall is connected to the upper cover, a bottom end of the sidewall is connected to the lower cover, the compression mechanism 10 is installed in the casing 100, and the first reservoir 300 and the second reservoir 400 are installed outside the casing 100. In another embodiment, the casing 100 may also be formed by connecting an upper cover to the top end of the side wall, connecting a lower cover to the inner wall of the side wall, and providing a space between the lower cover and the lower surface of the side wall, wherein the lower surface of the side wall is further provided with a bottom shell. The compression mechanism 10 is installed in the housing 100 and between the upper cover and the lower cover. At least one of the first and second reservoirs 300 and 400 is installed in the case 100 and between the lower cover and the bottom case.
The compression mechanism 10 comprises a first cylinder 220, the first cylinder 220 is provided with a first compression cavity 221, and a first accumulator 300 is communicated with the first compression cavity 221; the compression mechanism 10 further includes a second cylinder 240, the second cylinder 240 is provided with a second compression chamber 241, and the second accumulator 400 is communicated with the second compression chamber 241. The first cylinder 220 and the second cylinder 240 may be connected in parallel, the first cylinder 220 and the second cylinder 240 operate independently, the first reservoir provides the first cylinder 220 with refrigerant fluid, and the second reservoir provides the second cylinder 240 with refrigerant fluid. In the parallel case, the displacements of the first compression chamber 221 and the second compression chamber 241 may be the same or different, and the capacity requirements of the first reservoir and the second reservoir may be adjusted according to the displacements of the first compression chamber 221 and the second compression chamber 241. Of course, the first cylinder 220 and the second cylinder 240 may be connected in series, and a communication pipe is disposed between the first compression chamber 221 and the second compression chamber 241, so that the gas discharged from the first compression chamber 221 continues to enter the second compression chamber 241 for compression again. Alternatively, the first compression chamber 221 is connected to the second compression chamber 241 through a heat exchanger, and is compressed again, which is not limited herein.
At least one of the first reservoir 300 and the second reservoir 400 is installed at the bottom of the compression mechanism 10, and for example, the first reservoir 300 may be installed at a side of the casing 100, and the second reservoir 400 may be installed at the bottom of the compression mechanism 10. The first reservoir 300 and the second reservoir 400 may be both installed at the bottom of the compression mechanism 10, and when the first reservoir 300 and the second reservoir 400 are both installed at the bottom of the compression mechanism 10, the first reservoir 300 and the second reservoir 400 may be arranged in parallel or may be overlapped, which is not limited herein.
In one embodiment, the first compression chamber 221 has a displacement volume V 1 The second compression chamber 241 has a displacement volume V 2 The first reservoir 300 has a capacity Q 1 The second reservoir 400 has a capacity Q 2 ，0.58<(Q 1 /Q 2 )/(V 1 /V 2 )<1.71. The displacement is the capacity of the engine to deliver all of the air and mixture to all of the cylinders during a cycle of operation of the engine, and is the volume of exhaust from one stroke of a piston to another. The gas discharged from the last stage of the compressor 10 per unit time is converted, and the gas volume value obtained under the pressure and temperature conditions of the first stage inlet state is the discharge capacity of the compressor 10. V 1 、V 2 、Q 1 And Q 2 Satisfies the following relationship: (Q) 1 /Q 2 )/(V 1 /V 2 ) Not more than 1.71 and not less than 0.58.
When the displacement volume of the first compression chamber 221 is smaller than that of the second compression chamber 241, (Q) 1 /Q 2 )/(V 1 /V 2 ) Greater than 0.58 and equal to or less than 1, the capacity of the first reservoir 300 is smaller than the capacity of the second reservoir 400; (Q) 1 /Q 2 )/(V 1 /V 2 ) Greater than 1 and less than 1.71, the capacity of the first reservoir 300 and the capacity of the second reservoir 400 may be the same or different.
When the displacement volume of the first compression chamber 221 is the same as the displacement volume of the second compression chamber 241, (Q) 1 /Q 2 )/(V 1 /V 2 ) Greater than 0.58 and equal to or less than 1, the capacity of the first reservoir 300 is less than the capacity of the second reservoir 400; (Q) 1 /Q 2 )/(V 1 /V 2 ) Equal to 1, the volume of the first reservoir 300 and the volume of the second reservoir 400 are the same; (Q) 1 /Q 2 )/(V 1 /V 2 ) Greater than 1 and less than 1.71, the capacity of the first reservoir 300 is greater than the capacity of the second reservoir 400.
When the displacement volume of the first compression chamber 221 is greater than the displacement volume of the second compression chamber 241, (Q) 1 /Q 2 )/(V 1 /V 2 ) When the volume is greater than 0.58 and equal to or less than 1, the volume of the first reservoir 300 and the volume of the second reservoir 400 may be the same or different; (Q) 1 /Q 2 )/(V 1 /V 2 ) When the pressure is 1 or more and less than 1.71, the capacity of the first reservoir 300 is larger than the capacity of the second reservoir 400.
V 1 、V 2 、Q 1 And Q 2 Satisfies the following relationship: (Q) 1 /Q 2 )/(V 1 /V 2 ) Not more than 1.71 and not less than 0.58. The capacities of the first accumulator 300 and the second accumulator 400 are matched to the different displacements of the first compression chamber 221 and the second compression chamber 241 to reduce the suction loss of the compressor 10 and improve the operation efficiency of the compressor 10.
In one embodiment, the compression mechanism 10 further comprises a partition 230, the partition 230 is disposed between the first cylinder 220 and the second cylinder 240, the partition 230 is provided with a vent 231, and the vent 231 communicates the first compression chamber 221 and the second compression chamber 241. Referring to fig. 1 and 2, the diaphragm 230 is disposed between the first cylinder 220 and the second cylinder 240, and one side surface of the diaphragm 230 is connected to the first cylinder 220, the other side surface of the diaphragm 230 is connected to the second cylinder 240, and the diaphragm 230 separates the first compression chamber 221 from the second compression chamber 241. The partition 230 is provided with a vent 231, and the vent 231 is communicated with the first compression chamber 221 and the second compression chamber 241. The vent 231 may provide a shunt for gas from the first reservoir 300 or the second reservoir 400, such as gas from the first reservoir 300 entering the first compression chamber 221 and then may enter the second compression chamber 241 through the vent 231; or gas from the second reservoir 400, after entering the second compression chamber 241, may enter the first compression chamber 221 through the vent 231.
In one embodiment, the compression mechanism 10 is provided with a first air inlet 260, the first air inlet 260 is provided on the outer wall of the first cylinder 220 or the outer wall of the partition 230, and the first air inlet 260 communicates the first compression chamber 221 and the first reservoir 300. Referring to fig. 1 and 2, the compression mechanism 10 is provided with a first suction port 260, the first suction port 260 may be provided at an outer wall of the first cylinder 220, and the first suction port 260 communicates with the first compression chamber 221 and the first accumulator 300. The gas in the first accumulator 300 enters the first compression chamber 221 through the first suction port 260, thereby performing gas compression. The first suction port 260 may be provided at an outer wall of the partition 230, the first suction port 260 communicating with the air port 231 and the first reservoir 300, and the air port 231 communicating with the first compression chamber 221, the first compression chamber 221 communicating with the first reservoir 300 through the air port 231 and the first suction port 260. The gas in the first reservoir 300 passes through the first suction port 260 and finally enters the first compression chamber 221 through the vent 231, thereby compressing the gas.
In one embodiment, the first reservoir 300 is provided with a first suction port 310; the first reservoir 300 communicates with the first suction port 260 through the first connection tube 320. Referring to fig. 1, the first reservoir 300 is communicated with the first air inlet 260 through a first connection pipe 320, and the first connection pipe 320 may be a metal pipe or a hose. The first connection pipe 320 has one end communicating with the first reservoir 300 and the other end communicating with the first suction port 260, and the first connection pipe 320 may be connected to the outer wall of the first cylinder 220 or the first connection pipe 320 may be connected to the outer wall of the partition plate 230 depending on the position where the first suction port 260 is opened. The first accumulator 300 is provided with a first suction port 310, refrigerant can enter an inner chamber of the first accumulator 300 from the first suction port 310, and liquid refrigerant is stored inside the first accumulator 300, preventing the liquid refrigerant from flowing into the first compression chamber 221 to generate liquid slugging. The gas refrigerant is introduced into the first compression chamber 221 from the first accumulator 300 through the first connection pipe to be gas-compressed.
In an embodiment, the compressing mechanism 10 is further provided with a second intake port 270, the second intake port 270 is provided on the outer wall of the second cylinder 240 or the outer wall of the partition 230, and the second intake port 270 communicates the second compressing chamber 241 and the second accumulator 400. Referring to fig. 1 and 2, the compression mechanism 10 is provided with a second air inlet 270, the second air inlet 270 may be disposed on an outer wall of the second cylinder 240, and the second air inlet 270 is communicated with the second compression chamber 241 and the second reservoir 400. The gas in the second accumulator 400 is compressed by the gas entering the second compression chamber 241 through the second suction port 270. The second suction port 270 may be formed at an outer wall of the partition plate 230, the second suction port 270 is communicated with the vent 231 and the second accumulator 400, and the vent 231 is communicated with the second compression chamber 241, so that the second compression chamber 241 is communicated with the second accumulator 400 through the vent 231 and the second suction port 270. The gas in the second accumulator 400 passes through the second suction port 270, then enters the second compression chamber 241 through the vent 231, and is compressed.
In one embodiment, the second reservoir 400 is provided with a second suction port 410; the second reservoir 400 communicates with the second suction port 270 through a second connection pipe 420. Referring to fig. 1, the second reservoir 400 is communicated with the second air inlet 270 through a second connection pipe 420, and the second connection pipe 420 may be a metal pipe or a hose. One end of the second connection pipe 420 is connected to the second reservoir 400, and the other end is connected to the second suction port 270, and the second connection pipe 420 may be connected to the outer wall of the second cylinder 240 or the second connection pipe 420 may be connected to the outer wall of the partition 230 according to the position where the second suction port 270 is opened. The second accumulator 400 is provided with a second suction port 410, the refrigerant can enter the inner chamber of the second accumulator 400 from the second suction port 410, and the liquid refrigerant is stored inside the second accumulator 400, preventing the liquid refrigerant from flowing into the second compression chamber 241 to generate liquid slugging. The gas refrigerant is introduced into the second compression chamber 241 through the second connection pipe from the second accumulator 400 to be gas-compressed.
In one embodiment, the compression mechanism 10 further includes a first bearing 210 and a second bearing 250, the first cylinder 220 is disposed between the first bearing 210 and the partition 230, and an outer race of the first bearing 210 is coupled to an inner wall of the housing 100; the second cylinder 240 is disposed between the second bearing 250 and the partition 230; the compressor 10 further includes a crankshaft 500, and the crankshaft 500 is inserted into the compression mechanism 10 and connects the inner races of the first bearing 210 and the second bearing 250. Referring to fig. 1, the compression mechanism 10 further includes a first bearing 210, an outer wall of an outer ring of the first bearing 210 is connected to an inner wall of the casing 100, and the first bearing 210 is fixed to the casing 100. The first cylinder 220 is disposed between the first bearing 210 and the partition plate 230, an outer wall of the first cylinder 220 is connected to an outer race of the first bearing 210, and the first bearing 210, the first cylinder 220, and the partition plate 230 are fixedly connected. The compression mechanism 10 further includes a second bearing 250, the second cylinder 240 is disposed between the partition 230 and the second bearing 250, and an outer wall of the second cylinder 240 is connected to an outer race of the second bearing 250. The second bearing 250 and thus the first bearing 210 are fixedly connected. The compression mechanism 10 comprises, from top to bottom: a first bearing 210, a first cylinder 220, a diaphragm 230, a second cylinder 240, and a second bearing 250. The compressor 10 further includes a crankshaft 500, the crankshaft 500 is disposed through the compression mechanism 10, the crankshaft 500 is connected to inner rings of the first bearing 210 and the second bearing 250, respectively, and the first bearing 210 and the second bearing 250 support the crankshaft 500.
The crank shaft 500 has a long axis portion, an eccentric portion, and a short axis portion, and the crank shaft 500 transmits the rotational force of the motor to the upper rotary piston in the first cylinder 220 and the lower rotary piston in the second cylinder 240, respectively, and drives the two rotary pistons to rotate to compress the refrigerant. The compressor 10 further includes a motor, and the crankshaft 500 is connected to the motor, for example, an outer stator of the motor is fixed to an inner wall of the housing 100, an inner rotor of the motor is sleeved on the crankshaft 500, and the inner rotor is clasped by cold pressing and drives the crankshaft 500, but not limited thereto. The inner rotor rotates with respect to the outer stator to transmit the rotational force of the motor to the upper rotary piston in the first cylinder 220 and the lower rotary piston in the second cylinder 240 to compress the refrigerant.
In one embodiment, the top of the casing 100 is opened with an air outlet 110, and the air outlet 110 communicates the first compression chamber 221 and the second compression chamber 241. Referring to fig. 1, the top of the casing 100 is provided with an air outlet 110, and the air outlet 110 is communicated with the first compression chamber 221. The gas-liquid mixed refrigerant enters the first accumulator 300 through the first suction port 310, undergoes gas-liquid separation, the liquid refrigerant is stored in the first accumulator 300, the gas refrigerant enters the first compression chamber 221 through the first connection pipe 320 from the first suction port 260, and the gas is compressed and discharged from the gas outlet 110. The gas outlet 110 is also communicated with the second compression chamber 241, the gas-liquid mixed refrigerant enters the second accumulator 400 from the second suction port 410 and then undergoes gas-liquid separation, the liquid refrigerant is stored in the second accumulator 400, the gas refrigerant enters the second compression chamber 241 from the second suction port 270 via the second connection pipe 420, and the gas is compressed and discharged from the gas outlet 110.
In one embodiment, the first reservoir 300 is mounted on the side of the housing 100 and the second reservoir 400 is mounted on the bottom of the compression mechanism 10. The first reservoir 300 is installed on the side of the housing 100, and a clamp is provided on the circumferential wall of the first reservoir 300, and the clamp is fixedly connected to the outer wall of the housing 100, so that the first reservoir 300 is fixed on the outer wall of the housing 100. The first reservoir 300 may also be welded to the outer wall of the housing 100 by a connector. The second accumulator 400 is installed at the bottom of the compression mechanism 10, and the second accumulator 400 may be vertical or horizontal. The second accumulator 400 is installed at the bottom of the compression mechanism 10, saving space in the circumferential direction of the compressor 10, thereby reducing the occupied space of the air conditioner case.
The utility model discloses technical scheme provides a compressor 10, compressor 10 include casing 100, compression mechanism 10 and two reservoirs. The compression mechanism 10 is disposed in the housing 100, and the compression mechanism 10 includes two cylinders each having a compression chamber. The first accumulator 300 is communicated with the first compression chamber 221, the second accumulator 400 is communicated with the second compression chamber 241, and at least one of the first accumulator 300 and the second accumulator 400 is installed at the bottom of the compression mechanism 10. The space occupied by the compressor 10 in the circumferential direction is reduced, thereby reducing the space occupied by the air conditioner case.
The utility model discloses still provide a refrigeration plant, this refrigeration plant includes compressor 10, and this compressor 10's concrete structure refers to above-mentioned embodiment, because this refrigeration plant has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here.
The above is only the optional embodiment of the present invention, and not therefore the limit to the patent scope of the present invention, all the concepts of the present invention utilize the equivalent structure transformation of the content of the specification and the attached drawings, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (11)
1. A compressor, characterized in that the compressor comprises:
a housing;
the compression mechanism is arranged on the shell and comprises a first air cylinder and a second air cylinder, the first air cylinder is provided with a first compression cavity, and the second air cylinder is provided with a second compression cavity;
a first reservoir in communication with the first compression chamber;
a second reservoir in communication with the second compression chamber;
wherein the first reservoir and/or the second reservoir are mounted at a bottom of the compression mechanism.
2. The compressor of claim 1, wherein the first compression chamber has a displacement volume of V 1 The discharge capacity of the second compression cavity is V 2 The first reservoir has a capacity of Q 1 The capacity of the second reservoir is Q 2 ，0.58<(Q 1 /Q 2 )/(V 1 /V 2 )<1.71。
3. The compressor of claim 1, wherein the compression mechanism further comprises a partition disposed between the first cylinder and the second cylinder, the partition being provided with a vent communicating the first compression chamber and the second compression chamber.
4. The compressor according to claim 3, wherein the compression mechanism is provided with a first suction port which is provided in the first cylinder outer wall or the partition outer wall, and the first suction port communicates the first compression chamber and the first accumulator.
5. The compressor of claim 4, wherein the first accumulator is provided with a first suction port; the first reservoir is communicated with the first air suction port through a first connecting pipe.
6. The compressor of claim 3, wherein the compressing mechanism further comprises a second suction port, the second suction port is disposed on the outer wall of the second cylinder or the outer wall of the partition, and the second suction port communicates the second compressing chamber and the second accumulator.
7. The compressor of claim 6, wherein said second accumulator has a second suction port; the second reservoir is communicated with the second air suction port through a second connecting pipe.
8. The compressor of claim 3, wherein the compression mechanism further includes a first bearing and a second bearing, the first cylinder being disposed between the first bearing and the partition, an outer race of the first bearing being coupled to an inner wall of the housing; the second cylinder is arranged between the second bearing and the partition plate; the compressor also comprises a crankshaft, wherein the crankshaft is arranged in the compression mechanism in a penetrating mode and is connected with the inner rings of the first bearing and the second bearing.
9. The compressor of claim 1, wherein an air outlet is formed at a top of the housing, and the air outlet communicates the first compression chamber and the second compression chamber.
10. The compressor of claim 1, wherein said first accumulator is mounted on a side of said housing and said second accumulator is mounted on a bottom of said compression mechanism.
11. A refrigeration appliance comprising a compressor as claimed in any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222049066.2U CN217926304U (en) | 2022-08-04 | 2022-08-04 | Compressor and refrigeration plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222049066.2U CN217926304U (en) | 2022-08-04 | 2022-08-04 | Compressor and refrigeration plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217926304U true CN217926304U (en) | 2022-11-29 |
Family
ID=84152190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222049066.2U Active CN217926304U (en) | 2022-08-04 | 2022-08-04 | Compressor and refrigeration plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217926304U (en) |
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2022
- 2022-08-04 CN CN202222049066.2U patent/CN217926304U/en active Active
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