CN111207060A - Cover plate assembly structure of refrigeration compressor - Google Patents
Cover plate assembly structure of refrigeration compressor Download PDFInfo
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- CN111207060A CN111207060A CN201911031235.6A CN201911031235A CN111207060A CN 111207060 A CN111207060 A CN 111207060A CN 201911031235 A CN201911031235 A CN 201911031235A CN 111207060 A CN111207060 A CN 111207060A
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- Prior art keywords
- cover plate
- refrigeration compressor
- inner exhaust
- pipe
- insulating tube
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/123—Fluid connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention discloses a cover plate assembly structure of a refrigeration compressor, which comprises a cover plate and an inner exhaust pipe, wherein the inner exhaust pipe comprises an upper air pipe and a lower air pipe, an insulating pipe is arranged on the inner exhaust pipe, the upper air pipe, the insulating pipe and the lower air pipe are sequentially connected and communicated, and the upper air pipe is communicated and fixed with the cover plate. The invention provides a cover plate assembly structure of a refrigeration compressor, which is simple in structure, can cut off a channel for transmitting leakage of a motor of the compressor to a refrigerator system, and ensures that the compressor does not leak the leakage, thereby ensuring the safety of the refrigerator system.
Description
Technical Field
The invention relates to the field of refrigeration compressors, in particular to a refrigeration compressor cover plate assembly structure.
Background
The existing refrigeration compressor generally comprises parts such as a machine core, a shell and the like, a sealing binding post, a cover plate assembly, an exhaust pipe connected with the cover plate assembly and the like, wherein a cover plate and an inner exhaust pipe are arranged in the cover plate assembly. One way of the electric leakage of the compressor motor is transmitted through a cover plate assembly, and the cover plate, the inner exhaust pipe and the exhaust pipe are all electric conductors. Therefore, a cover plate assembly structure is required to be designed, so that the leakage path can be cut off, the safety of the refrigerator system is ensured, and the vibration and noise of the compressor and the refrigerator system are reduced as much as possible.
Chinese patent application publication No. CN207847889U, publication date is 2018, 09.11.3, the name "a cover plate assembly for a refrigeration compressor", discloses a cover plate assembly for a refrigeration compressor, which comprises a cover plate, an air inlet pipe, a silencing bag, a spacer and an air return pipe, the spacer is arranged in the silencing bag, separate the inner cavity of the silencing bag into an air inlet cavity and an air return cavity, one end of the air inlet pipe is connected with the cover plate, the other end of the air inlet pipe penetrates through the air return cavity and the spacer and then extends into the air inlet cavity, one end of the air return pipe penetrates through the air inlet cavity and the spacer and then extends into the air return cavity, the other end of the air return pipe is located outside the silencing bag, and the air inlet cavity and the air return cavity are communicated through an air passage arranged on. Compressed high-pressure refrigerating gas firstly enters the air inlet cavity and then enters the air return cavity through a small hole preset in the spacer to flow into a system pipeline, so that the high-pressure refrigerating gas entering the silencing bag flows in a roundabout mode, the gas is prevented from directly acting on the inner wall of the silencing bag, exhaust pulsation is reduced, and noise is reduced without affecting the performance of the compressor. The technical solution in the patent does not solve the leakage safety problem.
Disclosure of Invention
In order to overcome the problem that the cover plate component structure in the prior art forms an electric leakage channel and can transmit voltage, so that the safety of a refrigerator system is influenced, the invention provides the cover plate component structure of the refrigeration compressor, which has a simple structure, can cut off the channel for transmitting the electric leakage of the motor of the compressor to the refrigerator system, and ensures that the electric leakage of the compressor is avoided, so that the safety of the refrigerator system is ensured.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a refrigeration compressor apron subassembly structure, includes apron and interior blast pipe, interior blast pipe includes trachea and lower trachea, is equipped with the insulating tube on the interior blast pipe, goes up trachea, insulating tube and lower trachea and connects gradually and communicate, goes up trachea and apron intercommunication and fixed.
In the cover plate assembly adopting the technical scheme, the insulating tube can cut off a channel for transmitting the leakage of the motor of the compressor to the refrigerator system, and the compressor is ensured not to leak electricity, so that the safety of the refrigerator system is ensured.
Preferably, the two ends of the insulating tube are provided with fastening ring sleeves, and the two ends of the insulating tube are respectively fixed with the upper air tube and the lower air tube through the fastening ring sleeves. The fastening ring sleeve can connect the insulating pipe on the inner exhaust pipe and ensure the reliability of connection.
Preferably, one end of the inner exhaust pipe connected with the insulating pipe is expanded outwards to form a first bell mouth, one end of the fastening ring sleeve is provided with an outer reaming hole, and one end of the insulating pipe is arranged between the outer reaming hole and the first bell mouth. The first horn mouth structure can ensure that the inner insulating tube is not easy to fall off after being connected with the exhaust pipe, and can ensure the air tightness during connection.
Preferably, one end of the insulating pipe, which is connected with the inner exhaust pipe, is contracted towards the axis direction to form a contraction port matched with the first bell mouth, and the contraction port is arranged between the outer reaming hole and the first bell mouth; the joint of the insulating tube and the contraction port is expanded outwards to form a second bell mouth; the edge of the first flare is in contact with the edge of the second flare. The structure can make the insulating tube and the inner exhaust pipe tightly attached, the insulating tube can not be pulled out or inserted inwards, and the reliability and the air tightness of the connection are ensured.
Preferably, the insulating tube and the fastening ring sleeve are fixed by hot melting. The connection mode can ensure the reliability and the air tightness of the connection between the insulating tube and the fastening ring sleeve, and the insulating tube and the fastening ring sleeve are connected into a whole after hot melting and are not easy to fall off.
Preferably, the insulating tube is a plastic hose. The insulating tube is a plastic hose, so that the insulating property can be ensured, the insulating tube can be conveniently sleeved into the inner exhaust pipe, the insulating tube is sleeved into the inner exhaust pipe and fixed with the fastening ring sleeve, and at the moment, the insulating tube cannot be pulled out due to the existence of the first horn mouth, so that the connection reliability is ensured. Because the insulating tube is a hose, the insulating tube and the inner exhaust pipe can be tightly attached to ensure the air tightness. And the insulating tube is a hose, so that the vibration transmitted to the shell by the machine core and the cover plate assembly can be cut off, and the vibration and the noise of the compressor and the refrigerator system are reduced. Meanwhile, the possibility of fatigue fracture caused by the inner exhaust pipe in the transportation and operation processes can be reduced, and the reliability of the inner exhaust pipe is improved.
Preferably, the connection part of the insulating pipe and the inner exhaust pipe is in interference fit. The interference fit ensures the direct air tightness of the insulating tube and the inner exhaust pipe.
Preferably, the inner exhaust pipe is provided with a damping spring, and the damping spring is sleeved on the inner exhaust pipe.
The damping spring can reduce the bending vibration on the inner exhaust pipe and reduce the vibration and noise of the compressor and the refrigerator system. The damping spring can also reduce the possibility of fatigue fracture of the inner exhaust pipe caused in the transportation and operation processes, and improve the reliability of the inner exhaust pipe.
Preferably, the damping spring is sleeved at the bent part of the inner exhaust pipe. The bending part of the inner exhaust pipe is most easy to generate bending deformation, and the damping spring is sleeved at the bending part of the inner exhaust pipe to play a better damping effect.
The invention has the beneficial effects that: (1) the channel for transmitting the leakage of the motor of the compressor to the refrigerator system can be cut off, and the compressor is ensured not to leak electricity, so that the safety of the refrigerator system is ensured; (2) the vibration transmitted to the shell by the machine core and the cover plate assembly can be cut off, and the vibration and the noise of the compressor and the refrigerator system are reduced. Meanwhile, the possibility of fatigue fracture caused by the inner exhaust pipe in the transportation and operation processes can be reduced, and the reliability of the inner exhaust pipe is improved; (3) the insulating tube is tightly attached to the inner exhaust tube, namely, the insulating tube cannot be pulled out or inserted inwards, and the reliability and the air tightness of connection are guaranteed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a joint of an inner exhaust pipe and an insulating pipe in the present invention.
In the figure: the air conditioner comprises a cover plate 1, an inner exhaust pipe 2, an upper air pipe 2.1, a lower air pipe 2.2, a first bell mouth 2.3, an insulating pipe 3, a contraction mouth 3.1, a second bell mouth 3.2, a fastening ring sleeve 4, an outer expanding hole 4.1 and a damping spring 5.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Example 1:
as shown in fig. 1, a refrigeration compressor cover plate assembly structure comprises a cover plate 1 and an inner exhaust pipe 2, wherein the inner exhaust pipe 2 comprises an upper air pipe 2.1 and a lower air pipe 2.2, the inner exhaust pipe 2 is provided with an insulating pipe 3 and a damping spring 5, the upper air pipe 2.1, the insulating pipe 3 and the lower air pipe 2.2 are sequentially connected and communicated, and the upper air pipe 2.1 is communicated and fixed with the cover plate 1; the damping spring 5 is sleeved at the bending part of the inner exhaust pipe 2; two ends of the insulating tube 3 are provided with fastening ring sleeves 4, and two ends of the insulating tube 3 are respectively fixed with the upper air tube 2.1 and the lower air tube 2.2 through the fastening ring sleeves 4; as shown in fig. 2, one end of the inner exhaust pipe 2 connected to the insulating pipe 3 is expanded outward to form a first bell mouth 2.3, one end of the fastening ring sleeve 4 is provided with an outer reaming hole 4.1, one end of the insulating pipe 3 connected to the inner exhaust pipe 2 is contracted in the axial direction to form a contraction port 3.1 matched with the first bell mouth 2.3, and the contraction port 3.1 is arranged between the outer reaming hole 4.1 and the first bell mouth 2.3; the joint of the insulating tube 3 and the contraction port 3.1 is expanded outwards to form a second bell mouth 3.2; the edge of the first bell mouth 2.3 is contacted with the edge of the second bell mouth 3.2; the insulating tube 3 is a plastic hose; the insulating tube 3 and the fastening ring sleeve 4 are fixed by hot melting.
In the cover plate 1 assembly adopting the technical scheme, the insulating tube 3 can cut off a channel for transmitting the leakage of the motor of the compressor to the refrigerator system, and the compressor is ensured not to leak electricity, so that the safety of the refrigerator system is ensured. The fastening ring sleeve 4 can connect the insulating tube 3 to the inner exhaust tube 2, and ensures the reliability of connection. The horn mouth structure can ensure that the inner insulating tube 3 is not easy to fall off after being connected with the exhaust pipe, and can ensure the air tightness during connection. The insulating tube 3 is a hose, so that the insulating tube 3 can be tightly attached to the inner exhaust pipe 2, and the air tightness is guaranteed; meanwhile, the vibration transmitted to the shell by the machine core and the cover plate 1 assembly can be cut off, and the vibration and the noise of the compressor and the refrigerator system are reduced. Meanwhile, the possibility of fatigue fracture caused by the inner exhaust pipe 2 in the transportation and operation processes can be reduced, and the reliability of the inner exhaust pipe 2 is improved. The damping spring 5 can reduce the bending vibration on the inner exhaust pipe 2 and reduce the vibration and noise of the compressor and the refrigerator system; the possibility of fatigue fracture caused by the inner exhaust pipe 2 in the transportation and operation processes can be reduced, and the reliability of the inner exhaust pipe 2 is improved.
The invention has the beneficial effects that: (1) the channel for transmitting the leakage of the motor of the compressor to the refrigerator system can be cut off, and the compressor is ensured not to leak electricity, so that the safety of the refrigerator system is ensured; (2) the vibration transmitted to the shell by the machine core and the cover plate assembly can be cut off, and the vibration and the noise of the compressor and the refrigerator system are reduced; meanwhile, the possibility of fatigue fracture caused by the inner exhaust pipe in the transportation and operation processes can be reduced, and the reliability of the inner exhaust pipe is improved; (3) the insulating tube is tightly attached to the inner exhaust tube, namely, the insulating tube cannot be pulled out or inserted inwards, and the reliability and the air tightness of connection are guaranteed.
Claims (9)
1. The utility model provides a refrigeration compressor apron subassembly structure, includes apron and interior blast pipe, characterized by, interior blast pipe includes trachea and lower trachea, is equipped with the insulating tube on the interior blast pipe, goes up trachea, insulating tube and lower trachea and connects gradually and communicate, goes up trachea and apron intercommunication and fixed.
2. The refrigeration compressor cover plate assembly structure according to claim 1, wherein the two ends of the insulation tube are provided with fastening ring sleeves, and the two ends of the insulation tube are respectively fixed with the upper air tube and the lower air tube through the fastening ring sleeves.
3. The refrigeration compressor cover plate assembly structure of claim 2, wherein the end of the inner exhaust pipe connected to the insulation pipe is expanded outward to form a first bell mouth, the end of the fastening ring sleeve is provided with an outer counterbore, and the end of the insulation pipe is arranged between the outer counterbore and the first bell mouth.
4. The refrigeration compressor cover plate assembly structure according to claim 3, wherein one end of the insulating tube connected with the inner exhaust tube is contracted in the axial direction to form a contraction port matched with the first bell mouth, and the contraction port is arranged between the outer reaming hole and the first bell mouth; the joint of the insulating tube and the contraction port is expanded outwards to form a second bell mouth; the edge of the first flare is in contact with the edge of the second flare.
5. A refrigeration compressor cover assembly structure according to claim 2, wherein said insulating tube and said fastening collar are secured by heat staking.
6. A refrigeration compressor cover plate assembly structure according to claim 2 or 3 or 4 or 5, wherein said insulating tube is a plastic hose.
7. A refrigeration compressor cover plate assembly structure according to claim 6, wherein the connection between said insulating tube and said inner exhaust tube is an interference fit.
8. The structure of the cover assembly of the refrigeration compressor as claimed in claim 1, 2, 3, 4 or 5, wherein the inner exhaust pipe is provided with a damping spring, and the damping spring is sleeved on the inner exhaust pipe.
9. The refrigeration compressor cover plate assembly structure of claim 8, wherein the damping spring is sleeved at the bend of the inner exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911031235.6A CN111207060A (en) | 2019-10-28 | 2019-10-28 | Cover plate assembly structure of refrigeration compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911031235.6A CN111207060A (en) | 2019-10-28 | 2019-10-28 | Cover plate assembly structure of refrigeration compressor |
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| Publication Number | Publication Date |
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| CN111207060A true CN111207060A (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911031235.6A Pending CN111207060A (en) | 2019-10-28 | 2019-10-28 | Cover plate assembly structure of refrigeration compressor |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2871911Y (en) * | 2006-01-10 | 2007-02-21 | 广州冷机股份有限公司 | Exhausting silencer of refrigerating compressor |
| CN201461325U (en) * | 2009-07-10 | 2010-05-12 | 徐洲 | Exhaust muffler component of refrigerator compressor |
| CN202328951U (en) * | 2011-12-05 | 2012-07-11 | 黄石东贝电器股份有限公司 | Heat insulation and vibration damping pipe coil component applied to refrigeration compressor |
| CN102720656A (en) * | 2012-06-20 | 2012-10-10 | 常熟市天银机电股份有限公司 | Suction pipe and exhaust pipe structure capable of preventing electrical leakage of regeneration system of refrigeration compressor |
| CN108050048A (en) * | 2018-01-09 | 2018-05-18 | 加西贝拉压缩机有限公司 | A kind of exhaust connection structure between compressor cylinder cover and housing |
| CN208330678U (en) * | 2018-06-21 | 2019-01-04 | 安徽美芝制冷设备有限公司 | Compressor high pressure chest cap assemblies, compressor and heat exchange equipment |
-
2019
- 2019-10-28 CN CN201911031235.6A patent/CN111207060A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2871911Y (en) * | 2006-01-10 | 2007-02-21 | 广州冷机股份有限公司 | Exhausting silencer of refrigerating compressor |
| CN201461325U (en) * | 2009-07-10 | 2010-05-12 | 徐洲 | Exhaust muffler component of refrigerator compressor |
| CN202328951U (en) * | 2011-12-05 | 2012-07-11 | 黄石东贝电器股份有限公司 | Heat insulation and vibration damping pipe coil component applied to refrigeration compressor |
| CN102720656A (en) * | 2012-06-20 | 2012-10-10 | 常熟市天银机电股份有限公司 | Suction pipe and exhaust pipe structure capable of preventing electrical leakage of regeneration system of refrigeration compressor |
| CN108050048A (en) * | 2018-01-09 | 2018-05-18 | 加西贝拉压缩机有限公司 | A kind of exhaust connection structure between compressor cylinder cover and housing |
| CN208330678U (en) * | 2018-06-21 | 2019-01-04 | 安徽美芝制冷设备有限公司 | Compressor high pressure chest cap assemblies, compressor and heat exchange equipment |
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Application publication date: 20200529 |
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| RJ01 | Rejection of invention patent application after publication |