CN103672222B - Separated nut and Anti-dismantling attachment means and air-conditioner - Google Patents
Separated nut and Anti-dismantling attachment means and air-conditioner Download PDFInfo
- Publication number
- CN103672222B CN103672222B CN201210317113.5A CN201210317113A CN103672222B CN 103672222 B CN103672222 B CN 103672222B CN 201210317113 A CN201210317113 A CN 201210317113A CN 103672222 B CN103672222 B CN 103672222B
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- CN
- China
- Prior art keywords
- nut
- union nut
- pipe joint
- chisel teeth
- auxiliary
- Prior art date
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/065—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring
- F16L19/0653—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring the ring being rotatably connected to one of the connecting parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/26—Refrigerant piping
- F24F1/32—Refrigerant piping for connecting the separate outdoor units to indoor units
Abstract
The invention discloses a kind of Separated nut, the auxiliary nut screwed including union nut and the available instrument of smooth in appearance；Union nut and auxiliary nut are respectively arranged with the chisel teeth that can be mutually twisted；The invention also discloses a kind of Anti-dismantling attachment means, including pipe joint and described Separated nut；Pipe joint and the first connecting tube socket-connect, and the second connecting tube runs through from the inside of auxiliary nut；First connection end of union nut can be fixing by screw-threaded engagement with pipe joint, and second connects end can be engaged by chisel teeth mutually with auxiliary nut；After auxiliary nut is engaged by chisel teeth with union nut, the rotation of auxiliary nut can drive union nut to be connected fixing by screw-threaded engagement with pipe joint；The invention also discloses a kind of air-conditioner；The Separated nut of the present invention and Anti-dismantling attachment means simple in construction, easily install, easy to process, prevent dismounting；Can effectively reduce I&M cost after sale, expand the range of combustible refrigerant.
Description
Technical field
The present invention relates to detachable air conditioner field, be specifically related to a kind of Separated nut and a kind of tamper
Unload attachment means and use the air-conditioner of this Anti-dismantling attachment means.
Background technology
At present common working medium (realizes heat energy and media material that mechanical energy mutually converts is referred to as working medium；Here
Refer to use conventional condensing agent) the indoor of detachable air conditioner all use pipe joint and union nut
Mode connect vaporizer and connecting tube.And in the EN60335-2-40 standard of air conditioner industry, it is desirable to make
Do not allow to use Detachable connection structure with the indoor of the air-conditioner of combustible refrigerant；The most existing
The air-conditioner split air conditioner using combustible refrigerant directly uses indoor vaporizer and connecting tube welding, room
Outside uses the scheme of snap joint, though this mode can meet the requirement of standard and safety, but also
There is Railway Project:
1, rapid connector component is relatively costly, directly results in the working medium cost of this kind of air-conditioning and common air-conditioning
On advantage inconspicuous.
2, installing after sale of air-conditioner is limited by connecting tube, makes the range of air-conditioning reduce.
Summary of the invention
It is an object of the invention to provide connection or the dismounting that can improve existing pipe joint and pipe joint nut
The secondary refrigerant leakage caused, and the split for connecting tube of I&M cost after sale can be reduced
Formula nut and Anti-dismantling attachment means, and use the air-conditioner of this Anti-dismantling attachment means.
The above-mentioned purpose of the present invention is achieved through the following technical solutions:
A kind of Separated nut, the auxiliary that it union nut including smooth in appearance and available instrument screw
Nut；Described union nut and described auxiliary nut are respectively arranged with the chisel teeth that can be mutually twisted.
Wherein in an embodiment, described auxiliary nut can socket-connect fixing with described union nut.
Wherein in an embodiment, described auxiliary nut is socketed in described union nut；
Described auxiliary nut includes that outer wall is polyhedral section of screwing, and through with the described section of screwing is connected
The section of stretching out within described union nut can be stretched into；
The inside of described union nut and the surface of the described auxiliary nut section of stretching out are respectively arranged with can be mutual
The union nut chisel teeth of occlusion and auxiliary nut chisel teeth.
Wherein in an embodiment, the cross section within described union nut arranges described union nut
Chisel teeth；
Described auxiliary nut stretch out Duan Weiyi ring bodies, described auxiliary nut chisel teeth be arranged at described in stretch
On the annular end face of the section of going out.
Wherein in an embodiment, described union nut chisel teeth and described auxiliary nut chisel teeth all wrap
Include tilting end；When the described auxiliary nut section of stretching out is socketed in described union nut, described union nut
Chisel teeth is relative with described auxiliary nut chisel teeth, and the rotation of described auxiliary nut can make its auxiliary nut wedge
The tilting end of shape tooth pushes up mutually with the tilting end of described union nut chisel teeth and coordinates；
Female thread it is additionally provided with, outside the described auxiliary nut section of stretching out on the circumferential inner wall of described union nut
External screw thread it is provided with on wall；When described auxiliary nut is socketed in described union nut, in described
Screw thread and described external screw thread are meshed.
Wherein in an embodiment, the number of teeth of described union nut chisel teeth and described auxiliary nut wedge shape
The number of teeth of tooth is identical.
A kind of Anti-dismantling attachment means, for connecting two connecting tubes, it includes pipe joint and described
Separated nut；
Described pipe joint and the first connecting tube socket-connect, and the second connecting tube is from the inside of described auxiliary nut
Run through；
One end of described union nut can be fixing by screw-threaded engagement with described pipe joint, and the other end can be with
Described auxiliary nut is engaged mutually by chisel teeth；
After described auxiliary nut is engaged by described chisel teeth with described union nut, described auxiliary nut
Rotation described union nut and described pipe joint can be driven to be connected by screw-threaded engagement fix.
Wherein in an embodiment, one end that described pipe joint is threaded engagement mutually with described union nut
Port outer wall is cone-shaped；
Described union nut be internally provided with that the cone outer wall with described pipe joint matches tapered
Inwall, the port socket-connected with described pipe joint of described second connecting tube is outwardly horn mouth
The tapered port of formula；
When described pipe joint is threaded engagement with described union nut, the tapered port of described second connecting tube
Inner and outer wall respectively with outer wall and the cone of described union nut of the cone-shaped port of described pipe joint
Type inwall contacts cooperation.
Wherein in an embodiment, described pipe joint matches with described union nut fixing position
Place, and described auxiliary nut fixing position of matching with described union nut is provided with sealing
Circle.
A kind of air-conditioner, including indoor set and off-premises station, also includes described Anti-dismantling attachment means,
Described Anti-dismantling attachment means is arranged between described indoor set connecting tube and described off-premises station connecting tube.
Beneficial effects of the present invention: the Separated nut of the present invention and the letter of Anti-dismantling attachment means structure
Single, easily install, easy to process, prevent dismounting；Can effectively reduce I&M cost after sale, expand
The range of big combustible refrigerant.
Accompanying drawing explanation
For making the Separated nut of the present invention and Anti-dismantling attachment means and the purpose of air-conditioner, technical side
Case and advantage are clearer, below in conjunction with drawings and Examples, are the present invention the most in detail
Illustrate, but, it should be noted that specific embodiment discussed below is merely to illustrate the present invention,
But it is not used to limit the scope of the present invention；
Fig. 1 is the structural representation of the auxiliary nut in Separated nut one specific embodiment of the present invention；
Fig. 2 is the structural representation of the union nut in Separated nut one specific embodiment of the present invention；
Fig. 3 is the overall schematic of a specific embodiment of the Anti-dismantling attachment means of the present invention；
Fig. 4 is the decomposition assembling schematic diagram of the Anti-dismantling attachment means shown in Fig. 3；
Detailed description of the invention
As depicted in figs. 1 and 2, the Separated nut in the present embodiment, it includes connecing of smooth in appearance
The auxiliary nut 400 that pipe nut 500 and available instrument screw；Described union nut 500 and described auxiliary
Nut 400 is respectively arranged with the chisel teeth that can be mutually twisted.
Preferably, described auxiliary nut 400 can socket-connect fixing with described union nut 500.
It is further preferred that in the present embodiment, described auxiliary nut 400 can be socketed on described union nut
In 500；
Further, described auxiliary nut 400 includes that outer wall is polyhedral section of screwing 402, and with institute
State the through connected section of stretching out 401 stretched within described union nut of the section of screwing；
Preferably, described union nut 500 be internally provided with union nut chisel teeth 520；Described auxiliary
The surface configuration helping the nut section of stretching out 401 has the auxiliary spiral shell can being mutually twisted with union nut chisel teeth 520
Female chisel teeth 420.
Preferably, as depicted in figs. 1 and 2 the cross section, in the present embodiment, within described union nut
On be provided with described union nut chisel teeth 520；
The section of stretching out 401 of described auxiliary nut is a ring bodies, and described auxiliary nut chisel teeth 420 is arranged
On the annular end face of the described section of stretching out 401.
Preferably, described union nut chisel teeth 520 and described auxiliary nut chisel teeth 420 all include sticking up
Origin or beginning 421,521；
Further, when the described auxiliary nut section of stretching out 401 is socketed in described union nut 500,
Described union nut chisel teeth 520 is relative with described auxiliary nut chisel teeth 420, described auxiliary nut
400 rotate the tilting tilting end 421 and described union nut chisel teeth that can make its auxiliary nut chisel teeth
Hold 521 phase top occlusions；
Further, as depicted in figs. 1 and 2, the circumferential inner wall of described union nut 500 also sets
It is equipped with female thread 511, the outer wall of the described auxiliary nut section of stretching out 401 is provided with external screw thread 411；Institute
State auxiliary nut 400 when being socketed in described union nut 500, also by described female thread 511 and institute
State external screw thread 411 to be meshed.
Preferably, the number of teeth of union nut chisel teeth 520 is identical with the number of teeth of auxiliary nut chisel teeth 420.
As shown in Figure 3 and Figure 4, the Anti-dismantling attachment means in the present embodiment, for connecting two companies
Adapter, it includes the Separated nut described in pipe joint 300 and the present embodiment, i.e. auxiliary nut 400
With union nut 500；
First connecting tube 100 socket-connects with pipe joint 300；Described second connecting tube 200 is from described auxiliary
The inside helping nut 400 is run through；
Further, one end of described union nut 500 is nibbled by screw thread mutually with described pipe joint 300
Closing, the other end of described union nut is engaged by chisel teeth mutually with described auxiliary nut 400；
Further, described auxiliary nut 400 and described union nut 500 are by described chisel teeth
After occlusion, the rotation of described auxiliary nut 400 can drive described union nut 500 and described pipe joint
300 are connected by screw-threaded engagement.
In the present embodiment, the first connecting tube 100 is indoor set connecting tube, and the second connecting tube 200 is
Off-premises station connecting tube；
Anti-dismantling attachment means in the present embodiment, is to make into existing pipe joint nut to use adapter
Nut and two independent parts of auxiliary nut；In air-conditioning internal machine connecting tube and outdoor machine of air-conditioner connecting tube
In docking operation, when applying clockwise moment on auxiliary nut (can also be in further embodiments
Time counterclockwise), separate union nut and two part energy synchronous rotaries of auxiliary nut, it can be ensured that adapter
Nut is threaded connection with pipe joint；But when applying anticlockwise moment (or up time on auxiliary nut
Needle force square) time, auxiliary nut then cannot apply moment of torsion by butt tube nut, or the moment of torsion applied is the least
In the moment of torsion that pipe joint is meshed with union nut, therefore make auxiliary nut can separate with union nut,
But ensure that closely cooperating of union nut and pipe joint, serve the effect of Anti-dismantling.
Preferably, the end of one end with described union nut 500 phase screw-threaded engagement of described pipe joint 300
Mouth outer wall is cone-shaped 310；
The cone 310 outer wall phase being internally provided with described pipe joint of described union nut 500
The tapered walls 510 joined, the port socket-connected with described pipe joint of described second connecting tube 200 is loudspeaker
The tapered port 210 of mouth formula；
When described pipe joint 300 is threaded engagement with described union nut 500, described second connecting tube
The inner and outer wall of tapered port 210 respectively with the outer wall of the cone-shaped port 310 of described pipe joint and
The tapered walls 510 of described union nut contacts cooperation.
Preferably, after described first connecting tube 100 socket-connects with described pipe joint 300, connect with described pipe
300 phases are welded and fixed.
Preferably, pipe joint 300 matches with union nut 500 fixing position, and described auxiliary
Nut 400 fixing position of matching with described union nut 500 is helped to be provided with sealing ring.
The air-conditioner of the present embodiment, including indoor set and off-premises station, also includes preventing described in the present embodiment
Dismounting attachment means, described Anti-dismantling attachment means is arranged at described indoor set connecting tube 100 and described room
Between outer machine connecting tube 200.
It is last it should be noted that, it will be apparent that the present invention can be carried out respectively by those skilled in the art
Plant and change with modification without departing from the spirit and scope of the present invention.So, if these of the present invention are repaiied
Change and belong within the scope of the claims in the present invention and equivalent technologies thereof with modification, then the present invention is also intended to
Comprise these to change and modification.
Claims (8)
1. a Separated nut, it is characterised in that: include smooth in appearance union nut and can recruitment
The auxiliary nut that tool screws；Described union nut and described auxiliary nut are respectively arranged with and can be mutually twisted
Chisel teeth；
Described auxiliary nut can socket-connect fixing with described union nut；
Described auxiliary nut is socketed in described union nut；
Described auxiliary nut includes that outer wall is polyhedral section of screwing, and through with the described section of screwing is connected
The section of stretching out within described union nut can be stretched into；
The inside of described union nut and the surface of the described auxiliary nut section of stretching out are respectively arranged with can be mutual
The union nut chisel teeth of occlusion and auxiliary nut chisel teeth.
Separated nut the most according to claim 1, it is characterised in that:
Described union nut chisel teeth is set on the cross section within described union nut；
Described auxiliary nut stretch out Duan Weiyi ring bodies, described auxiliary nut chisel teeth be arranged at described in stretch
On the annular end face of the section of going out.
Separated nut the most according to claim 2, it is characterised in that:
Described union nut chisel teeth and described auxiliary nut chisel teeth all include tilting end；When described auxiliary
When the nut section of stretching out is socketed in described union nut, described union nut chisel teeth and described auxiliary nut
Chisel teeth is relative, and the rotation of described auxiliary nut can make the tilting end of its auxiliary nut chisel teeth connect with described
The tilting end of pipe nut chisel teeth pushes up cooperation mutually；
Female thread it is additionally provided with, outside the described auxiliary nut section of stretching out on the circumferential inner wall of described union nut
External screw thread it is provided with on wall；When described auxiliary nut is socketed in described union nut, in described
Screw thread and described external screw thread are meshed.
Separated nut the most according to claim 3, it is characterised in that:
The number of teeth of described union nut chisel teeth is identical with the number of teeth of described auxiliary nut chisel teeth.
5. an Anti-dismantling attachment means, for connecting two connecting tubes, it is characterised in that:
Including the Separated nut described in pipe joint and Claims 1-4 any one；
Described pipe joint and the first connecting tube socket-connect, and the second connecting tube is from the inside of described auxiliary nut
Run through；
One end of described union nut can be fixing by screw-threaded engagement with described pipe joint, and the other end can be with
Described auxiliary nut is engaged mutually by chisel teeth；
After described auxiliary nut is engaged by described chisel teeth with described union nut, described auxiliary nut
Rotation described union nut and described pipe joint can be driven to be connected by screw-threaded engagement fix.
Anti-dismantling attachment means the most according to claim 5, it is characterised in that:
The port outer wall of one end that described pipe joint is threaded engagement mutually with described union nut is cone-shaped；
Described union nut be internally provided with that the cone outer wall with described pipe joint matches tapered
Inwall, the port socket-connected with described pipe joint of described second connecting tube is outwardly horn mouth
The tapered port of formula；
When described pipe joint is threaded engagement with described union nut, the tapered port of described second connecting tube
Inner and outer wall respectively with outer wall and the cone of described union nut of the cone-shaped port of described pipe joint
Type inwall contacts cooperation.
Anti-dismantling attachment means the most according to claim 6, it is characterised in that:
Described pipe joint matches with described union nut fixing position, and described auxiliary nut with
Described union nut fixing position of matching is provided with sealing ring.
8. an air-conditioner, including indoor set and off-premises station, it is characterised in that:
Also include the Anti-dismantling attachment means described in claim 5 to 7 any one, described Anti-dismantling
Attachment means is arranged between described indoor set connecting tube and described off-premises station connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210317113.5A CN103672222B (en) | 2012-08-31 | 2012-08-31 | Separated nut and Anti-dismantling attachment means and air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210317113.5A CN103672222B (en) | 2012-08-31 | 2012-08-31 | Separated nut and Anti-dismantling attachment means and air-conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103672222A CN103672222A (en) | 2014-03-26 |
| CN103672222B true CN103672222B (en) | 2016-08-10 |
Family
ID=50310613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210317113.5A Active CN103672222B (en) | 2012-08-31 | 2012-08-31 | Separated nut and Anti-dismantling attachment means and air-conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103672222B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526420A (en) * | 2015-12-25 | 2016-04-27 | 苏州林信源自动化科技有限公司 | Valve body air chamber cover |
| CN109404634B (en) * | 2017-08-18 | 2023-09-12 | 广东美的制冷设备有限公司 | Anti-disassembly pipe joint assembly and air conditioner |
| CN107606357A (en) * | 2017-08-23 | 2018-01-19 | 麦景威 | A kind of fast lock device and its application method for pipeline rapid abutting joint |
| CN109114339B (en) * | 2018-10-29 | 2023-08-11 | 奥克斯空调股份有限公司 | Anti-disassembly connector, connector assembly and air conditioner |
| WO2021249209A1 (en) * | 2020-06-09 | 2021-12-16 | 浙江盾安人工环境股份有限公司 | Anti-disassembly connector, anti-disassembly connection assembly, and air conditioner |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002005352A (en) * | 2000-06-20 | 2002-01-09 | Fujitsu General Ltd | Connecting device for piping |
| US6772519B2 (en) * | 2002-10-28 | 2004-08-10 | Ico | Flexible hose system for installing residential and commercial facility air conditioning system |
| CN201513452U (en) * | 2009-09-29 | 2010-06-23 | 曾顺章 | Steel wire ring-wedged anti-theft nut |
| CN202392315U (en) * | 2011-12-27 | 2012-08-22 | 珠海格力电器股份有限公司 | Air conditioner, removal-proof pipe joint and removal-proof pipe joint component |
| CN202789993U (en) * | 2012-08-31 | 2013-03-13 | 珠海格力电器股份有限公司 | Split nut, anti-dismantle connecting device provided with same, and air conditioner |
-
2012
- 2012-08-31 CN CN201210317113.5A patent/CN103672222B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103672222A (en) | 2014-03-26 |
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