CN213016798U - Connecting device, liquid distributor and compressor - Google Patents
Connecting device, liquid distributor and compressor Download PDFInfo
- Publication number
- CN213016798U CN213016798U CN202021502522.9U CN202021502522U CN213016798U CN 213016798 U CN213016798 U CN 213016798U CN 202021502522 U CN202021502522 U CN 202021502522U CN 213016798 U CN213016798 U CN 213016798U
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- pump body
- transition piece
- compressor
- elbow
- connecting device
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- 239000007788 liquid Substances 0.000 title claims abstract description 17
- 230000007704 transition Effects 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000003466 welding Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a connecting device, knockout and compressor, connecting device are used for being connected of the pump body and knockout, include: the bent pipe fitting is arranged at the air outlet of the liquid separator; the transition piece comprises a first end and a second end, and the elbow piece is flexibly connected with the first end of the transition piece; the second end of the transition piece is rigidly connected to the intake port of the pump body. The utility model provides a connecting device for the pump body of compressor and being connected of knockout, the elbow fitting and the transition piece of flexonics have microcosmic relative motion's assembly margin, and the vibration of the pump body is absorbed by the relative operation of elbow fitting and transition piece, improves the vibration transmission route of compressor and knockout through connecting device, reduces the whole noise level of compressor, improves user's use and experiences.
Description
Technical Field
The utility model belongs to the technical field of the compressor, concretely relates to connecting device, knockout and compressor.
Background
In the traditional compressor industry, the compressor can generate radial vibration due to the working principle of the compressor, the liquid distributor is generally directly connected with the pump body and the cylinder body in a welding mode, the welding connection belongs to rigid connection, vibration is very easy to conduct, resonance of the liquid distributor can be caused, and vibration of the compressor is aggravated.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model is that knockout and pump body rigid connection, the vibration of easily conducting arouse the knockout resonance to a connecting device, knockout and compressor are provided.
In order to solve the above problem, the utility model provides a connecting device for the pump body is connected with the knockout, include:
the bent pipe fitting is arranged at the air outlet of the liquid separator;
the transition piece comprises a first end and a second end, and the elbow piece is flexibly connected with the first end of the transition piece; the second end of the transition piece is rigidly connected to the intake port of the pump body.
The purpose of the utility model and the technical problem thereof can be further realized by adopting the following technical measures.
Preferably, the elbow member is a clearance fit with the first end of the transition piece.
Preferably, the elbow member is spaced from the first end of the transition member by a gap of 7 μm to 14 μm.
Preferably, the first end has an inner diameter greater than an outer diameter of the elbow member, and the elbow member is inserted into the first end.
Preferably, a seal is provided between the outer wall of the elbow member and the inner wall of the first end.
Preferably, the outer diameter of the first end is smaller than the inner diameter of the elbow fitting, the first end is inserted into the elbow fitting, and a sealing element is arranged between the outer wall of the first end and the inner wall of the elbow fitting.
Preferably, the air inlet of the pump body is provided with a pump body air suction pipe, the inner diameter of the pump body air suction pipe is larger than the outer diameter of the second end, and the second end is inserted into the pump body air suction pipe.
Preferably, the air inlet of the pump body is provided with a pump body air suction pipe, and the pump body air suction pipe and the transition piece are integrally formed.
Preferably, the second end of the transition piece is welded to the air inlet of the compressor body.
Preferably, the seal comprises at least one sealing ring.
A liquid distributor adopts the connecting device.
A compressor adopts foretell connecting device.
The utility model provides a connecting device, knockout and compressor have following beneficial effect at least:
the utility model provides a connecting device for the pump body of compressor and being connected of knockout, the elbow fitting and the transition piece of flexonics have microcosmic relative motion's assembly margin, and the vibration of the pump body is absorbed by the relative operation of elbow fitting and transition piece, improves the vibration transmission route of compressor and knockout through connecting device, reduces the whole noise level of compressor, improves user's use and experiences.
Drawings
Fig. 1 is a schematic structural diagram of a connecting device according to an embodiment of the present invention;
fig. 2 is a sectional view of a connecting device according to an embodiment of the present invention.
The reference numerals are represented as:
1. a pump body; 2. a liquid separator; 3. pipe bending parts; 4. a transition piece; 41. a first end; 42. a second end; 5. a pump body air suction pipe; 6. a seal ring; 7. a compressor.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 2, the present embodiment provides a connection device for connecting a pump body 1 of a compressor 7 to a liquid distributor 2, comprising: the bent pipe 3 is arranged at the air outlet of the liquid separator 2; a transition piece 4, the transition piece 4 including a first end 41, a second end 42, the elbow piece 3 flexibly connected to the first end 41 of the transition piece 4; the second end 42 of the transition piece 4 is rigidly connected to the intake port of the pump body 1.
The embodiment of the application provides a connecting device, a pump body 1 and the being connected of knockout 2 for compressor 7, current knockout 2 has been replaced and pump body 1 adopts rigid connection device, lead to the radial vibration transmission of the pump body 1 to the problem of knockout 2, connecting device includes flexonics's bent pipe spare 3 and transition piece 4, flexonics's bent pipe spare 3 and transition piece 4 have the assembly margin of microcosmic relative motion, the vibration of the pump body 1 is absorbed by the relative operation of bent pipe spare 3 and transition piece 4, improve the vibration transmission route of compressor and knockout through connecting device, reduce the compressor overall noise level, improve user's use experience.
Preferably, in order to achieve a flexible connection of the elbow member 3 to the transition piece 4, the elbow member 3 is clearance fitted with the first end 41 of the transition piece 4, the clearance preferably being 7 μm to 14 μm. Therefore, the elbow part 3 and the transition part 4 have a certain relative movement space, and when the vibration of the pump body 1 is transmitted to the relative movement space, the relative movement between the transition part 4 and the elbow part 3 is realized, so that the vibration is prevented from being directly transmitted to the liquid distributor 2.
Preferably, to achieve the assembly of the elbow member 3 with the transition piece 4, the inner diameter of the first end 41 is larger than the outer diameter of the elbow member 3, and the elbow member 3 is inserted inside the first end 41. Meanwhile, in order to ensure sealing, a sealing member is provided between the outer wall of the elbow 3 and the inner wall of the first end 41.
Alternatively, the outer diameter of the first end 41 is smaller than the inner diameter of the elbow member 3, the first end 41 is inserted into the elbow member 3, and a sealing member is disposed between the outer wall of the first end 41 and the inner wall of the elbow member 3.
Preferably, in the conventional structure, the air inlet of the pump body 1 is provided with a pump body air suction pipe 5, and in order to apply the connection device of the present embodiment to the conventional compressor, the inner diameter of the pump body air suction pipe 5 is larger than the outer diameter of the second end 42, the second end 42 is inserted into the pump body air suction pipe 5, and the second end 42 passes through the pump body air suction pipe 5.
Preferably, the second end 42 of the transition piece 4 is welded to the inlet of the compressor body.
Preferably, the sealing element comprises at least one sealing ring 6, the pressure of the sealing ring 6 in the shutdown state of the compressor is 1.75MPa, the pressure of the sealing ring 6 in the startup state of the compressor is 1MPa, and/or the working temperature of the sealing ring 6 is-50-100 ℃.
The connecting device provided by the embodiment is provided with the transition piece 4 and the bent pipe piece 3 which are separated, during assembly, the transition piece 4 is firstly welded and assembled on the air inlet of the pump body 1 of the compressor 7, the bent pipe piece 3 is simultaneously welded and assembled on the air outlet of the liquid distributor 2, then the bent pipe piece 3 is only required to be aligned to the first end 41 of the transition piece 4, and the assembly of the liquid distributor 2 and the compressor 7 can be completed by completing the insertion operation. Compared with the technical scheme that the liquid distributor 2 is integrally welded and assembled to the compressor 7 in the prior art, the liquid distributor is simpler to assemble and higher in assembly precision, the transition piece 4 is small in size and convenient to position when being welded and assembled, the welding precision is guaranteed more easily, and similarly, the welding precision of the bent pipe fitting 3 is also higher. Most importantly, transition piece 4 and return bend 3 can realize the micro-motion relatively with the help of clearance fit, carry out the buffer absorption to the vibration energy of the pump body 1, avoid vibration transmission to knockout 2, influence the noise level of compressor, influence user experience.
A liquid distributor adopts the connecting device.
A compressor adopts foretell connecting device.
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 above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (12)
1. A connection device for connection of a pump body (1) of a compressor (7) to a liquid distributor (2), characterized in that it comprises:
the elbow piece (3), the elbow piece (3) is set up in the air outlet of the said knockout (2);
a transition piece (4), the transition piece (4) comprising a first end (41), a second end (42), the elbow piece (3) being flexibly connected with the first end (41) of the transition piece (4); the second end (42) of the transition piece (4) is rigidly connected to the intake opening of the pump body (1).
2. The connection arrangement according to claim 1, characterized in that the elbow piece (3) is clearance fitted with the first end (41) of the transition piece (4).
3. The connection arrangement according to claim 2, characterized in that the elbow piece (3) is separated from the first end (41) of the transition piece (4) by a gap of 7-14 μm.
4. A connection device according to claim 2, characterized in that the inner diameter of the first end (41) is larger than the outer diameter of the elbow member (3), the elbow member (3) being inserted inside the first end (41).
5. A connection device according to claim 4, characterized in that a seal is provided between the outer wall of the elbow member (3) and the inner wall of the first end (41).
6. A connecting device according to claim 2, characterized in that the outer diameter of the first end (41) is smaller than the inner diameter of the pipe bend (3), that the first end (41) is inserted inside the pipe bend (3), and that a seal is arranged between the outer wall of the first end (41) and the inner wall of the pipe bend (3).
7. The connection according to claim 1, characterized in that the intake port of the pump body (1) is provided with a pump body intake duct (5), the internal diameter of the pump body intake duct (5) being greater than the external diameter of the second end (42), the second end (42) being inserted inside the pump body intake duct (5).
8. The connection according to claim 1, characterized in that the intake of the pump body (1) is provided with a pump body intake duct (5), the pump body intake duct (5) being integrally formed with the transition piece (4).
9. The connection arrangement, as set forth in claim 1, characterized in that the second end (42) of the transition piece (4) is welded to the inlet of the compressor (7) body.
10. The connection arrangement according to claim 5 or 6, characterized in that the sealing comprises at least one sealing ring (6), at least one sealing ring (6) being able to prevent leakage of a gap between the pipe bend (3) and the first end (41) of the transition piece (4).
11. A dispenser (2) characterized in that a connecting device according to any of claims 1-10 is used.
12. A compressor (7), characterized in that a connecting device according to any one of claims 1-10 is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021502522.9U CN213016798U (en) | 2020-07-27 | 2020-07-27 | Connecting device, liquid distributor and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021502522.9U CN213016798U (en) | 2020-07-27 | 2020-07-27 | Connecting device, liquid distributor and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213016798U true CN213016798U (en) | 2021-04-20 |
Family
ID=75518518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021502522.9U Active CN213016798U (en) | 2020-07-27 | 2020-07-27 | Connecting device, liquid distributor and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213016798U (en) |
-
2020
- 2020-07-27 CN CN202021502522.9U patent/CN213016798U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220523 Address after: 430056 No. 188, Quanli North Road, Zhuankou economic development zone, Wuhan City, Hubei Province Patentee after: WUHAN LINGDA COMPRESSOR Co.,Ltd. Patentee after: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI Address before: 519070, Jinji Hill Road, front hill, Zhuhai, Guangdong Patentee before: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI |