CN202630329U - Air conditioner connecting pipe device and air conditioner - Google Patents
Air conditioner connecting pipe device and air conditioner Download PDFInfo
- Publication number
- CN202630329U CN202630329U CN 201220273945 CN201220273945U CN202630329U CN 202630329 U CN202630329 U CN 202630329U CN 201220273945 CN201220273945 CN 201220273945 CN 201220273945 U CN201220273945 U CN 201220273945U CN 202630329 U CN202630329 U CN 202630329U
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- Prior art keywords
- union nut
- stiff end
- pipe joint
- air conditioner
- connecting pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000007789 sealing Methods 0.000 claims abstract description 78
- 238000009434 installation Methods 0.000 abstract 1
- 238000004378 air conditioning Methods 0.000 description 8
- 239000002826 coolant Substances 0.000 description 6
- 239000003507 refrigerant Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
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Abstract
The utility model discloses an air conditioner connecting pipe device and air conditioner. The device comprises an indoor machine connecting pipe, an outdoor machine connecting pipe, a pipe joint and a pipe joint nut, wherein the pipe joint and the pipe joint nut are arranged between the two connecting pipes to enable the two connecting pipes to be mutually communicated and relatively fixed; also includes a plurality of sealing devices; the connecting pipe end of the pipe joint is fixed with the connecting end of one of the connecting pipes; the connecting pipe end of the connecting pipe nut is sleeved on the periphery of the connecting end of the other connecting pipe; the fixed end of the adapter nut is fixedly sleeved on the periphery of the fixed end of the pipe joint; the sealing devices are respectively arranged at the sleeving position between the connecting pipe end of the connecting pipe nut and the connecting end of the other connecting pipe and the sleeving position between the fixed end of the connecting pipe nut and the fixed end of the pipe joint. The utility model discloses an air conditioner connecting pipe device and air conditioner simple structure, processing is convenient, and the installation is easy.
Description
Technical field
The utility model relates to the jockey of air-conditioning, especially relates to a kind of air-conditioner that is used for the tube connector device of air-conditioning and uses said tube connector device.
Background technology
Be respectively arranged with on the indoor set of existing air-conditioning and the off-premises station and be used for the tube connector that refrigerant cycles through; Assembling is during air-conditioning, need be with the tube connector UNICOM that is arranged at respectively on off-premises station and the indoor set, and when being in user mode with the composition air-conditioning, the passage that the cooling matchmaker is flowed; When refrigerant flows between two tube connectors, there is certain pressure in the tube connector, therefore, the sealing property of the syndeton between the tube connector will influence the refrigeration of air-conditioning;
The jockey of existing tube connector, what have in its syndeton does not have a particular private hermetically-sealed construction, perhaps adopts the hard sealing structure that carries on tube connector and the tube connector; Air-conditioning is being installed or during maintenance, and the tube connector that needs to be arranged at indoor set and off-premises station links together or the two is separated by connection status; Therefore may the jockey between two tube connectors repeatedly be untied or lock; Cause the sealing stability and the reliability of this hard sealing means poor easily; And then cause refrigerant in the process of circulation, to let out.
And, because tube connector and jockey part itself or may receive destruction in various degree in process of production, as cut appears, impurity or the like and its sealing property is reduced or inefficacy, and the coolant leakage that causes.Therefore increase the frequency and the cost of after-sale service or maintenance easily.
The utility model content
The purpose of the utility model is to provide the air-conditioner of taking over the device of sealing effectiveness between a kind of indoor set that improves air-conditioning and the off-premises station and using said device, avoids secondary refrigerant leakage, and reduces the cost of installing after sale and keeping in repair.The above-mentioned purpose of the utility model realizes through following technical scheme:
A kind of air conditioner connecting pipe device comprises indoor set tube connector and off-premises station tube connector, and is arranged between said two tube connectors and it is interconnected and relatively-stationary pipe joint and union nut; Also comprise a plurality of sealing devices;
The adapter end of said pipe joint and the link of one of them said tube connector fix;
The adapter end of said union nut is sleeved on the periphery of the link of another said tube connector;
The periphery of the stiff end of said pipe joint is fixed in the stiff end socket of said union nut;
Said a plurality of sealing device is arranged at the suit position between the link of adapter end and said another tube connector of said union nut respectively, and the socket position between the stiff end of the stiff end of said union nut and said pipe joint.
Preferably, said a plurality of sealing devices are two, are respectively first sealing device and second sealing device; Said first sealing device is arranged between the outer wall of link of inwall and said another tube connector of adapter end of said union nut;
Said second sealing device is arranged on the outer wall of stiff end of said pipe joint, or is arranged between the outer wall of stiff end of inwall and said pipe joint of stiff end of said union nut.
Preferably, the stiff end of said union nut is fixed in the periphery of the stiff end of said pipe joint through the screw thread socket;
The inwall of the stiff end of said union nut is provided with internal thread, and the outer wall of said pipe joint is provided with the external screw thread that matches with the internal thread of said union nut.
Preferably, the outer wall of the port of the stiff end of said pipe joint is cone-shaped;
The inside of said union nut also is provided with tapered section inwall, and said tapered section inwall is away from the stiff end port of said union nut and be positioned at the inboard of the internal thread of said union nut;
The link port of said another tube connector that socket-connects with said union nut is outside open cone-shaped interface; The cone-shaped interface of said another tube connector is anchored between the tapered section inwall of cone-shaped port outer wall and said union nut of stiff end of said pipe joint.
Preferably, the inwall of the adapter end of said union nut is provided with seal groove; Said first sealing device is assemblied in the said seal groove, and contacts with the link outer wall of said another tube connector.
Preferably, said second sealing device is arranged at the inside of the stiff end of said union nut, near the port of the stiff end of said pipe joint, and between the cone-shaped outer wall and its external screw thread outer wall of said pipe joint.
Preferably, be provided with the first step face between the cone-shaped outer wall of said pipe joint and its external screw thread outer wall;
Be provided with inverted second step face between tapered section inwall of said union nut and its internal thread inwall; Said second step face and said first step face relative engagement form first groove; Said second sealing device is arranged in said first groove.
Preferably, said second sealing device is arranged at the inside of the stiff end of said union nut, and is positioned at internal thread and the externally threaded outside of said pipe joint of the stiff end of said union nut.
Preferably; Also be provided with second groove on the outer wall of said pipe joint; Said second groove is positioned at internal thread and the externally threaded outside of said pipe joint of the stiff end of said union nut, and its notch is towards the inwall of the stiff end port of said union nut;
Said second sealing device is arranged in said second groove, and the inwall of the port of the stiff end of said union nut contacts with the surface of said second sealing device simultaneously.
Preferably, said second sealing device is arranged on the outer wall of said pipe joint, and contacts with it in the outside of the stiff end port of said union nut.
Preferably, the outer wall of said pipe joint is provided with the 3rd step surface, and said the 3rd step surface is positioned at the outside of the threaded outer wall of said pipe joint; And be positioned at the outside of the stiff end port of said union nut, and forming the 3rd groove between the end face of the step of said quadravalence face and the stiff end of said union nut, said second sealing device is positioned at said the 3rd groove.
Preferably, said sealing device is O-ring seal.
Preferably, said O-ring seal is the ring-shaped rubber sealing ring.
The utility model also comprises following technical scheme:
A kind of air-conditioner comprises indoor set and off-premises station, also comprises described air conditioner connecting pipe device, and said air conditioner connecting pipe device is arranged between said indoor set and the off-premises station.
The beneficial effect of the utility model
The air conditioner connecting pipe apparatus structure of the utility model is simple, easy to process, installs easily; Improve sealing effectiveness, increased the reliability and the service life of sealing, reduced the cost of after-sale service and maintenance.
Description of drawings
For purpose, technical scheme and the advantage of the air conditioner connecting pipe device that makes the utility model and air-conditioner clearer; Below in conjunction with accompanying drawing and embodiment; The utility model is explained further details, still, should be noted that; Below described specific embodiment only be used to explain the utility model, but be not used for limiting the scope of the utility model.
Fig. 1 analyses and observe the assembling sketch map for air conditioner connecting pipe device one specific embodiment of the utility model;
Fig. 2 has assembled the cutaway view of first sealing device for air conditioner connecting pipe device shown in Figure 1;
Fig. 3 is the cutaway view of first kind of embodiment of second sealing device in the air conditioner connecting pipe device shown in Figure 1;
Fig. 4 is the cutaway view of second kind of embodiment of second sealing device in the air conditioner connecting pipe device shown in Figure 1;
Fig. 5 is the cutaway view of the third embodiment of second sealing device in the air conditioner connecting pipe device shown in Figure 1.
The specific embodiment
The air conditioner connecting pipe device of the utility model adopts multiple-sealed device, especially adopts the sealing ring with certain flexibility and elastic force, fits tightly formed sealing surface with pipe joint, tube connector and union nut three's tapered structure and matches; Can effectively avoid single hard sealing structure to cause sealing property to reduce the coolant leakage that perhaps lost efficacy and caused easily.
As depicted in figs. 1 and 2, the air conditioner connecting pipe device in the present embodiment comprises indoor set tube connector 100 and off-premises station tube connector 200, and is arranged at and between said two tube connectors it is interconnected and relatively-stationary pipe joint 300 and union nut 400; Said tube connector device also comprises a plurality of sealing devices, is used to prevent coolant leakage, improves the sealing property of said tube connector device;
The adapter end 310 of said pipe joint 300 fixes with the link 110 of indoor set tube connector 100; As a kind of embodiment; When actual production, the link 110 that is about to tube connector 100 is fixedly welded in the adapter end 310 of said pipe joint 300, therefore can not have the coolant leakage point here.
The adapter end 410 of said union nut 400 is sleeved on the periphery of the link 210 of off-premises station tube connector 200; The periphery of the stiff end 320 of said pipe joint 300 is fixed in stiff end 420 sockets of said union nut 400;
Said a plurality of sealing device is arranged at the suit position between the link 210 of adapter end 410 and off-premises station tube connector of said union nut respectively, and the socket position between the stiff end 320 of said union nut stiff end 420 and said pipe joint; Said a plurality of sealing device is assemblied in above-mentioned these two positions.Can guarantee that the flexible connection between said union nut, off-premises station tube connector and the said pipe joint can not cause coolant leakage.
Preferably, the said a plurality of sealing devices in the present embodiment are two, are respectively first sealing device 510 and second sealing device 520; Said first sealing device 510 is arranged at said union nut and takes between the outer wall of inwall and off-premises station tube connector link 210 of end 410;
Said second sealing device 520 is arranged on the outer wall of pipe joint stiff end 320, or is arranged between the outer wall of inwall and said pipe joint stiff end 320 of said union nut stiff end 420.
Preferably, the said union nut stiff end 420 in the present embodiment is fixed in the periphery of said pipe joint stiff end 320 through the screw thread socket;
The inwall of said union nut stiff end 420 is provided with internal thread 401, and the outer wall of said pipe joint 300 is provided with the external screw thread 301 that matches with the internal thread 401 of said union nut.
Preferably, the outer wall 302 of the port of the said pipe joint stiff end 320 in the present embodiment is cone-shaped;
The inside of said union nut 400 also is provided with tapered section inwall 402, and tapered section inwall 402 is away from said union nut stiff end 420 ports and be positioned at the inboard of the internal thread 401 of said union nut;
The port of the link 210 of the said off-premises station tube connector 200 that socket-connects with said union nut 400 is outside open cone-shaped interface 211; The cone-shaped interface of off-premises station tube connector 200 is anchored between the tapered section inwall 402 of cone-shaped port outer wall 302 and said union nut of said pipe joint stiff end.The pyramidal structure that said union nut, off-premises station tube connector and this three of said pipe joint go up design matches, and can form the hard sealing structure that said jockey carries, and when tube connector connects, just avoids the hidden danger of coolant leakage on the structural design.
Preferably, as shown in Figure 1, the inwall that the said union nut in the present embodiment is taken over end 410 is provided with a sealed groove 403; As shown in Figure 2; Said first sealing device 510 in the present embodiment is assemblied in the said sealed groove 403; Simultaneously; Said first sealing device 510 contacts with the outer wall of said off-premises station tube connector link 210, guarantees that refrigerant can not leak the slit between connecting wall, guarantees the approximate zero leakage.
Preferably; As shown in figures 1 and 3; First of second sealing device 520 kind of embodiment described in the present embodiment; Said second sealing device 520 is arranged at the inside of said union nut stiff end 420, near the port of said pipe joint stiff end 320, and between the cone-shaped outer wall 302 and its external screw thread outer wall 301 of said pipe joint.
Further, as shown in Figures 2 and 3, be provided with first step face 303 between the cone-shaped outer wall 302 of the said pipe joint in the present embodiment and its external screw thread outer wall 301;
Be provided with inverted second step face 404 between tapered section inwall 402 of said union nut and its internal thread inwall 401; Said second step face 404 forms first groove 601 with said first step face 303 relative engagement; Said second sealing device 520 is arranged in said first groove 601.
Preferably; As shown in Figure 4; Second of second sealing device 520 kind of embodiment described in the present embodiment; Said second sealing device 520 is arranged at the inside of said union nut stiff end 420, and is positioned at the outside of external screw thread 301 of internal thread 401 and the said pipe joint of said union nut stiff end.
Further; As shown in Figure 4; In the present embodiment; On the outer wall of said pipe joint 300, offer the outside of external screw thread 301 that second groove, 602, the second grooves 602 are positioned at internal thread 401 and the said pipe joint of said union nut stiff end, and its notch is towards the inwall of stiff end 420 ports of said union nut; Second sealing device 520 is arranged in second groove 602, and the inwall of the port of the stiff end 420 of said union nut contacts with the surface of second sealing device 520 simultaneously.
Preferably, as shown in Figure 5, the third embodiment of second sealing device 520 described in the present embodiment: second sealing device 520 is arranged on the outer wall of said pipe joint, and contacts with it in the outside of said union nut stiff end 420 ports.
Further, as depicted in figs. 1 and 2, the outer wall of said pipe joint 300 is provided with the 3rd step surface 305, and said the 3rd step surface 305 is positioned at the outside of the threaded outer wall 301 of said pipe joint; And be positioned at the outside of said union nut stiff end 420 ports, and forming the 3rd groove 603 between the end face of the step of said the 3rd step surface 305 and said union nut stiff end 420, said second sealing device 520 is positioned at said the 3rd groove 603.
Preferably, first sealing device 510 described in the present embodiment and second sealing device 520 are O-ring seal.
Further, said O-ring seal is the ring-shaped rubber sealing ring, and rubber seal has certain elasticity and flexibility, and plasticity is good, be applicable to that the slit that two activities are fixedly coupled between the body seals, and sealing property can keep long-acting.
Air-conditioner in the present embodiment comprises indoor set and off-premises station, also comprises above-described air conditioner connecting pipe device, and said air conditioner connecting pipe device is arranged between said indoor set and the off-premises station.
Should be noted that at last that obviously those skilled in the art can carry out various changes and modification to the utility model and not break away from the spirit and the scope of the utility model.Like this, if these of the utility model are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification.
Claims (14)
1. an air conditioner connecting pipe device comprises indoor set tube connector and off-premises station tube connector, and is arranged between said two tube connectors and it is interconnected and relatively-stationary pipe joint and union nut; It is characterized in that: also comprise a plurality of sealing devices;
The adapter end of said pipe joint and the link of one of them said tube connector fix;
The adapter end of said union nut is sleeved on the periphery of the link of another said tube connector;
The periphery of the stiff end of said pipe joint is fixed in the stiff end socket of said union nut;
Said a plurality of sealing device is arranged at the suit position between the link of adapter end and said another tube connector of said union nut respectively, and the socket position between the stiff end of the stiff end of said union nut and said pipe joint.
2. air conditioner connecting pipe device according to claim 1 is characterized in that:
Said a plurality of sealing device is two, is respectively first sealing device and second sealing device; Said first sealing device is arranged between the outer wall of link of inwall and said another tube connector of adapter end of said union nut;
Said second sealing device is arranged on the outer wall of stiff end of said pipe joint, or is arranged between the outer wall of stiff end of inwall and said pipe joint of stiff end of said union nut.
3. air conditioner connecting pipe device according to claim 2 is characterized in that:
The stiff end of said union nut is fixed in the periphery of the stiff end of said pipe joint through the screw thread socket;
The inwall of the stiff end of said union nut is provided with internal thread, and the outer wall of said pipe joint is provided with the external screw thread that matches with the internal thread of said union nut.
4. air conditioner connecting pipe device according to claim 3 is characterized in that:
The outer wall of the port of the stiff end of said pipe joint is cone-shaped;
The inside of said union nut also is provided with tapered section inwall, and said tapered section inwall is away from the stiff end port of said union nut and be positioned at the inboard of the internal thread of said union nut;
The link port of said another tube connector that socket-connects with said union nut is outside open cone-shaped interface; The cone-shaped interface of said another tube connector is anchored between the tapered section inwall of cone-shaped port outer wall and said union nut of stiff end of said pipe joint.
5. air conditioner connecting pipe device according to claim 4 is characterized in that:
The inwall of the adapter end of said union nut is provided with seal groove; Said first sealing device is assemblied in the said seal groove, and contacts with the link outer wall of said another tube connector.
6. air conditioner connecting pipe device according to claim 4 is characterized in that:
Said second sealing device is arranged at the inside of the stiff end of said union nut, near the port of the stiff end of said pipe joint, and between the cone-shaped outer wall and its external screw thread outer wall of said pipe joint.
7. air conditioner connecting pipe device according to claim 6 is characterized in that:
Be provided with the first step face between the cone-shaped outer wall of said pipe joint and its external screw thread outer wall;
Be provided with inverted second step face between tapered section inwall of said union nut and its internal thread inwall; Said second step face and said first step face relative engagement form first groove; Said second sealing device is arranged in said first groove.
8. air conditioner connecting pipe device according to claim 4 is characterized in that:
Said second sealing device is arranged at the inside of the stiff end of said union nut, and is positioned at internal thread and the externally threaded outside of said pipe joint of the stiff end of said union nut.
9. air conditioner connecting pipe device according to claim 8 is characterized in that:
Also be provided with second groove on the outer wall of said pipe joint, said second groove is positioned at internal thread and the externally threaded outside of said pipe joint of the stiff end of said union nut, and its notch is towards the inwall of the stiff end port of said union nut;
Said second sealing device is arranged in said second groove, and the inwall of the port of the stiff end of said union nut contacts with the surface of said second sealing device simultaneously.
10. air conditioner connecting pipe device according to claim 4 is characterized in that: said second sealing device is arranged on the outer wall of said pipe joint, and contacts with it in the outside of said union nut stiff end port.
11. air conditioner connecting pipe device according to claim 10 is characterized in that:
The outer wall of said pipe joint is provided with the 3rd step surface, and said the 3rd step surface is positioned at the outside of the threaded outer wall of said pipe joint; And be positioned at the outside of the stiff end port of said union nut, and forming the 3rd groove between the end face of the step of said the 3rd step surface and the stiff end of said union nut, said second sealing device is positioned at said the 3rd groove.
12. according to any described air conditioner connecting pipe device of claim 1 to 11, it is characterized in that: said sealing device is O-ring seal.
13. air conditioner connecting pipe device according to claim 12 is characterized in that: said O-ring seal is the ring-shaped rubber sealing ring.
14. an air-conditioner comprises indoor set and off-premises station, it is characterized in that: also comprise any described air conditioner connecting pipe device of claim 1 to 13, said air conditioner connecting pipe device is arranged between said indoor set and the off-premises station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220273945 CN202630329U (en) | 2012-06-11 | 2012-06-11 | Air conditioner connecting pipe device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220273945 CN202630329U (en) | 2012-06-11 | 2012-06-11 | Air conditioner connecting pipe device and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202630329U true CN202630329U (en) | 2012-12-26 |
Family
ID=47383524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220273945 Expired - Lifetime CN202630329U (en) | 2012-06-11 | 2012-06-11 | Air conditioner connecting pipe device and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202630329U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486705A (en) * | 2012-06-11 | 2014-01-01 | 珠海格力电器股份有限公司 | Air conditioner connecting pipe device and air conditioner |
| CN106338110A (en) * | 2016-08-31 | 2017-01-18 | 新昌县开铭制冷配件有限公司 | Refrigerating pipe connection base for air conditioner |
-
2012
- 2012-06-11 CN CN 201220273945 patent/CN202630329U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486705A (en) * | 2012-06-11 | 2014-01-01 | 珠海格力电器股份有限公司 | Air conditioner connecting pipe device and air conditioner |
| CN103486705B (en) * | 2012-06-11 | 2015-11-25 | 珠海格力电器股份有限公司 | air conditioner connecting pipe device and air conditioner |
| CN106338110A (en) * | 2016-08-31 | 2017-01-18 | 新昌县开铭制冷配件有限公司 | Refrigerating pipe connection base for air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121226 Effective date of abandoning: 20151125 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |