CN2769658Y - Double-rotary self-locking fast joint - Google Patents
Double-rotary self-locking fast joint Download PDFInfo
- Publication number
- CN2769658Y CN2769658Y CN 200520039465 CN200520039465U CN2769658Y CN 2769658 Y CN2769658 Y CN 2769658Y CN 200520039465 CN200520039465 CN 200520039465 CN 200520039465 U CN200520039465 U CN 200520039465U CN 2769658 Y CN2769658 Y CN 2769658Y
- Authority
- CN
- China
- Prior art keywords
- pipe
- pair
- utility
- overcoat
- model
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model relates to a double-rotary self-locking fast joint which is formed by that a connecting and communicating mechanism of a double symmetrical structure is arranged in an outer sleeve and a fixed seat. The mechanism comprises a pair of male connecting heads, a pair of pipe joint nozzles, a pair of copper pipes and a pair of pipe joints, wherein the male connecting heads and the pipe joint nozzles are used for connecting a high pressure pipe and a low pressure pipe of an indoor machine and provided with supporting rod parts; the copper pipes and the pipe joints are used for connecting a high pressure pipe and a low pressure pipe of an outdoor machine and provided with valve core parts. The mechanism realizes the connection and the communication of the indoor machine and the outdoor machine through movable nuts arranged on the outer sleeve and the fixed seat, and realizes the locking of a communication state through a safe locking mechanism arranged on the outer sleeve. The utility model has the advantage of fast and reliable connection, the connection and the communication can be completed one time, action is simple and easy, and after the utility model is connected or disconnected, the utility model can achieve automatic seal and no leakage. The utility model simplifies installation programs, improves installation efficiency and the utility model does not have special requirements for installation personnel staffs. Users can move to carry out self-installation according to requirements.
Description
Technical field
The utility model relates to a kind of fast connecting joint of refrigeration product indoor split-type air conditioner, outdoor unit, especially connects to store indoor set, the outdoor unit of working medium simultaneously and can repeatedly dismantle, connect and can guarantee a kind of joint that refrigeration agent does not leak.
Background technique
Its indoor set of detachable air conditioner in the refrigeration product is connected by stop valve with outdoor unit at present, this Placement is a store refrigerant simultaneously to the requirement of indoor set and outdoor unit, therefore present present situation is the outdoor unit store refrigerant, indoor set is store refrigerant not, this carries out emptying to indoor set earlier with regard to wanting when mounted, connect by stop valve then and reach indoor, the refrigeration agent circulation of outdoor unit, its defective be the indoor set emptying not to the utmost, be difficult to the pure property that two machines that guarantee connect back system inner refrigerant, and the refrigeration agent befouling environment of discharging, waste energy, for this reason, this case claimant has applied for that application number is 200420082664.9 and 200420082665.3 utility model patent, solved indoor set, outdoor unit is the problem that connects of store refrigerant simultaneously, but because the high-voltage tube that is connected with of split-type air conditioner indoor set and outdoor unit is connected with low-voltage tube and is connected, the complexity that the independent at twice connection of two pipes still keeps away unavoidable mounting process, installation efficiency is also very low, and is higher to assembler's technical requirements.
Summary of the invention
Goal of the invention of the present utility model all provides a kind of Dual coupling rotary auto-lock quick connector of realizing indoor apparatus of air conditioner, the disposable successful installation of the high and low pressure pipe of outdoor unit in the defective that overcomes prior art, to simplify mounting process, improve installation efficiency, and installation personnel is not had specific (special) requirements.
Goal of the invention of the present utility model realizes by following technical proposal: a kind of Dual coupling rotary auto-lock quick connector, it comprises interconnected female connector and pipe nipple, copper pipe and the pipe seal butt joint that connects indoor apparatus of air conditioner, outdoor unit respectively, be provided with post rod parts in described female connector and the pipe nipple, it comprises the push rod that links to each other with pipe nipple, pushing tow is in the push rod spring of sulfuration on the valve pocket, contact with the push rod conical surface formation radially with the end-face seal ring of end face double seal; Be provided with valve hole part in described copper pipe and the pipe joint, it comprises the spool by the supporting of many ribs circle, promote the valve core spring of spool, the briquetting that is connected with spool, connect and the conical surface seal circle and the pipe joint of location form conical surface contact seal by spool, briquetting, it is characterized in that described female connector is a pair of female connector that connects the high and low pressure pipe of indoor set respectively; Described copper pipe is a pair of copper pipe that connects the high and low pressure pipe of outdoor unit respectively; Described pipe nipple, pipe joint respectively are a pair of identical construction element; The valve hole part that is located at the post rod parts in female connector, the pipe nipple and is located in copper pipe, the pipe joint is a pair of identical structure, constitutes the mechanism that connects of duplex symplex structure; This connects mechanism and divides and to be located in the fixing fixed base of an overcoat and and outdoor unit, and described overcoat and fixed base are provided with the traveling nut that promotes overcoat connection indoor unit and outdoor unit, and this traveling nut is threaded on the fixed base; The described outer safety lock mechanism that also is provided with locking indoor unit and outdoor unit connected state that puts.
Described safety lock mechanism comprises and is provided with latch and latch spring on the coat, and the latch handle inserts in the latch, and corresponding " L " type groove stirred for the latch handle that is provided with on the coat serve as that locking is insured on the Transverse plane of traveling nut to stir conflict.
Be provided with the directed locating stud of installing between described overcoat and the fixed base.
Described outer putting also is provided with the back-up ring that prevents that traveling nut from coming off.
The outer round surface of described traveling nut is provided with the anti-skidding teeth groove and the hole clipping of circumference uniform distribution
Compared with prior art, the utility model has adopted the fast connecting joint of duplex structure, neither influencing indoor split-type air conditioner and outdoor unit can independent store refrigerant before not being connected and do not leak, simultaneously in connecting the air conditioning chamber, the height of outer machine, during low pressure line, can fast once finish reliably simultaneously by traveling nut and to connect, and realize the locking connect by safety lock mechanism, connecting moves is simple, indoor, after connecting, outer machine connection or disengaging can both reach automatic sealing without leakage, simplified mounting process, improved installation efficiency, installation personnel is not had technical requirements, the user also can change the position at any time and move installation voluntarily.
Description of drawings
Fig. 1 is the utility model sectional structure schematic representation (an indoor unit and outdoor unit its unaccessed state).
Fig. 2 is the utility model form structure schematic representation (an indoor unit and outdoor unit its unaccessed state).
Fig. 3 is the worm's eye view of Fig. 2.
Fig. 4 is the E-E sectional view of Fig. 3.
Embodiment
To be specifically addressed again the utility model embodiment by above-mentioned accompanying drawing below.
Referring to Fig. 1～4, Dual coupling rotary auto-lock quick connector comprises an overcoat 21 that connects indoor set and outdoor unit respectively and a fixed base 14 that is fixed on the outdoor unit, is provided with the mechanism that connects of duplex structure in overcoat and the fixed base.This mechanism promptly is provided with a pair of female connector 12 and 24 of the high and low pressure pipe of a pair of connection indoor set in overcoat, female connector is provided with the back-up ring 23 that spacing overcoat breaks away from, a pair of female connector is threaded with a pair of pipe nipple 11 respectively again, and by 20 sealings of " O " RunddichtringO.The a pair of copper pipe 1 and 13 that is connected with the high and low pressure pipe of outdoor unit, respectively with pair of pipes joint 8 welding one, and pair of pipes joint 14 riveted fixing.Pipe nipple, pipe joint respectively are the identical member of a pair of structure, are undertaken pre-sealed by " O " RunddichtringO 16 and the plain washer 9 that is located on the pipe joint when pipe nipple docks with pipe joint.
Be provided with the identical post rod parts of structure separately in described a pair of female connector and a pair of pipe nipple, post rod parts is included in and is provided with push rod 18 in the pipe nipple, both rivet continuous, push rod is provided with push rod spring 10, by the push rod spring pushing tow and by the sulfuration valve pocket 15 of " O " RunddichtringO 17 sealing by contacting the double seal that forms radially with end face with push rod 18 conical surfaces with the end-face seal ring 25 of its bonding one.
Be provided with the identical valve hole part of structure separately in described a pair of copper pipe and the pair of pipes joint, valve hole part comprises by last, the triangular circle 2 that is Tong Guo the refrigeration agent of spline type down by copper pipe kerve location, the spool 4 of four rib circles, 5 supportings, four rib circles of symplex structure make the valve core spring 3 on the spool produce precompression, guarantee self-packing stability, the valve core spring of promotion spool is sleeved on the spool and is positioned at, between following triangular circle and the four rib circles, spool is threaded with briquetting 7, by spool, briquetting connects and the conical surface seal circle 6 and pipe joint 8 formation conical surface contact seals of location.
Described overcoat 21 and fixed base 14 are provided with and promote the traveling nut 19 that overcoat is connected indoor unit and outdoor unit, and this traveling nut contacts, is threaded with fixed base so that omoplate is movable with overcoat.For guaranteeing that traveling nut does not come off, be provided with back-up ring 22 at the overcoat tail end, be processed with anti-skidding teeth groove 27 and 4-6 hole clipping 26 of circumference uniform distribution simultaneously at the outer round surface of traveling nut, not only be convenient to manually screw but also clamp easy to use (annex) screw.
Also be provided with the safety lock mechanism of locking indoor unit and outdoor unit connected state on the overcoat 21, this mechanism comprises and is provided with latch 31 and latch spring 30 on the coat, the latch handle 32 vertical latches that insert, corresponding " L " type groove 28 stirred for the latch handle that is provided with on the coat, when dialing to conflict along " L " type groove, the latch handle promptly forms lock state (seeing Fig. 3 ~ 5) in the Transverse plane position of traveling nut, this locking framework is in running state and causes when vibration when air conditioner, can prevent that traveling nut from getting loose, connecting of indoor and outdoor insured.
High and low pressure pipe wrong when indoor set docks with outdoor unit is provided with the directed locating stud of installing 29 between overcoat 21 and fixed base 14, this locating stud close-fitting is in the pin-and-hole of overcoat, and the pin-and-hole of secured in alignment seat is movable during assembling inserts.
When needs carry out indoor, when outer machine connects, the pin-and-hole 33 that at first that overcoat 21 is set locating stud 29 secured in alignment seats 14 are set, inserting the fixed base inner chamber together with pipe nipple 11 parts such as grade that it was provided with docks with pipe joint 8, screw traveling nut 19, stir latch handle 32, at this moment, indoor, outer machine connects, pipe joint and pipe nipple are because of plain washer 9 sealings, 16 sealings of " O " seal ring, and post rod parts, the conical surface contact seal of the double seal of the end-face seal ring 25 of valve hole part and the conical surface seal circle 6 of valve hole part guarantees that air-conditioning refrigerant does not leak outside and is in sealing state.When traveling nut 19 is screwed into, overcoat 21 promotes pipe nipples 11 and drives push rod 18 to back down valve hole part in the pipe joint 8, making conical surface seal circle 6 leave pipe joint connects airtight a sealing surface and forms the gap, then indoor unit and outdoor unit is in the state that connects fully, then locked position is pulled by safety lock mechanism, guarantee can not become flexible disengaging in the air conditioner working procedure.The connection that breaks away from indoor unit and outdoor unit as need, at first push latch handle 32 and unlock, unclamp traveling nut 19 again, under the pretightening force effect of push rod spring 10 and valve core spring 3, pipe nipple 11 and pipe joint 8 recover the selfsealings state, guarantee that the indoor and outdoor machine refrigerant does not leak.
The utility model can repeatedly be dismantled, connect, the user can be as required voluntarily the mobile position remove and install, also be applicable to other working medium.
Claims (5)
1, a kind of Dual coupling rotary auto-lock quick connector, it comprises interconnected female connector and pipe nipple (11), copper pipe and pipe joint (8) the sealing butt joint that connects indoor apparatus of air conditioner, outdoor unit respectively, be provided with post rod parts in described female connector and the pipe nipple, it comprises the push rod (18) that links to each other with pipe nipple, the push rod spring (10) of pushing tow in sulfuration valve pocket (15), contact with the push rod conical surface formation radially with the end-face seal ring (25) of end face double seal; Be provided with valve hole part in described copper pipe and the pipe joint, it comprises the spool (4) by the supporting of many ribs circle, promote the valve core spring (3) of spool, the briquetting that is connected with spool (7), connect and the conical surface seal circle (6) of location forms conical surface contact seal with pipe joint (8) by spool, briquetting, it is characterized in that described female connector is a pair of female connector (12) and (24) that connect the high and low pressure pipe of indoor set respectively; Described copper pipe is a pair of copper pipe (1) and (13) that connect the high and low pressure pipe of outdoor unit respectively; Described pipe nipple, pipe joint respectively are a pair of identical construction element; The valve hole part that is located at the post rod parts in female connector, the pipe nipple and is located in copper pipe, the pipe joint is a pair of identical structure, constitutes the mechanism that connects of duplex symplex structure; This connects mechanism and divides and to be located in the fixing fixed base (14) of an overcoat (21) and and outdoor unit, and described overcoat and fixed base are provided with the traveling nut (19) of promotion overcoat connection indoor unit and outdoor unit, and this traveling nut is threaded on the fixed base; The described outer safety lock mechanism that also is provided with locking indoor unit and outdoor unit connected state that puts.
2, Dual coupling rotary auto-lock quick connector according to claim 1, it is characterized in that described safety lock mechanism is included in overcoat (21) and is provided with latch (31) and latch spring (30), latch handle (32) inserts in the latch, corresponding " L " type groove (28) stirred for the latch handle that is provided with on the coat serves as the locking insurance on the Transverse plane of traveling nut (19) to stir conflict.
3, Dual coupling rotary auto-lock quick connector according to claim 1 and 2 is characterized in that being provided with between described overcoat (21) and the fixed base (14) the directed locating stud of installing (29).
4, Dual coupling rotary auto-lock quick connector according to claim 1 and 2 is characterized in that also being provided with on the described overcoat (21) back-up ring (22) that prevents that traveling nut (19) from coming off.
5, Dual coupling rotary auto-lock quick connector according to claim 1 and 2 is characterized in that the outer round surface of described traveling nut (19) is provided with the anti-skidding teeth groove (27) and the hole clipping (26) of circumference uniform distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520039465 CN2769658Y (en) | 2005-02-01 | 2005-02-01 | Double-rotary self-locking fast joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520039465 CN2769658Y (en) | 2005-02-01 | 2005-02-01 | Double-rotary self-locking fast joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2769658Y true CN2769658Y (en) | 2006-04-05 |
Family
ID=36690741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520039465 Expired - Fee Related CN2769658Y (en) | 2005-02-01 | 2005-02-01 | Double-rotary self-locking fast joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2769658Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105723141A (en) * | 2013-11-11 | 2016-06-29 | 斯图奇公司 | Fluid transmission coupler with rear chamber fed by oblique pipe |
| CN109411690A (en) * | 2017-08-18 | 2019-03-01 | 北京好风光储能技术有限公司 | A kind of docking facilities for lithium slurry battery and lithium slurry battery maintenance generating apparatus again |
-
2005
- 2005-02-01 CN CN 200520039465 patent/CN2769658Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105723141A (en) * | 2013-11-11 | 2016-06-29 | 斯图奇公司 | Fluid transmission coupler with rear chamber fed by oblique pipe |
| CN109411690A (en) * | 2017-08-18 | 2019-03-01 | 北京好风光储能技术有限公司 | A kind of docking facilities for lithium slurry battery and lithium slurry battery maintenance generating apparatus again |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2830854Y (en) | Dalex gearing self-locking fast joint | |
| CN103090142B (en) | Quick coupling provided with flange and used for split type air conditioner | |
| CN2769658Y (en) | Double-rotary self-locking fast joint | |
| CA3207993C (en) | Push-to-connect joint assembly and device | |
| CN2779204Y (en) | Duplex chute type self-lock fast joint | |
| CN104708164B (en) | A kind of connector and the nitrogen charging weld connection device using the connector | |
| CN113028179A (en) | Household appliance pipeline butt joint private-dismantling-prevention device, gas stove and pipeline butt joint dismantling method | |
| CN102960325A (en) | Fan-shaped spraying rod with nozzles | |
| CN216045978U (en) | Quick connection type hydraulic pipe connecting assembly | |
| CN201875333U (en) | Slave and master quick joint | |
| CN210510664U (en) | Laser welding type quick connector | |
| CN207796360U (en) | Reverse-resistance type quick coupling | |
| CN211599815U (en) | Quick assembly disassembly's porous pneumatic tube connects | |
| CN203189904U (en) | Sealing connecting structure of metal pipe | |
| CN211688235U (en) | Brake fluid replacing machine adapter | |
| CN2869537Y (en) | Quick-butt-connection socket and plug | |
| CN103195991A (en) | Seal connection structure for metal pipes | |
| CN203533738U (en) | Air conditioner refrigerating system | |
| CN2783099Y (en) | Double linkage expansion type self-locking quick joint | |
| CN202359146U (en) | Anti-loosening hydraulic joint | |
| CN218972096U (en) | Quick connector for fluid pipeline | |
| CN110081253A (en) | Quick Matheson and Dresser joint | |
| CN110566742A (en) | Laser welding type quick connector | |
| CN212069164U (en) | Flotation column micro-bubble gun disc type inner edge sealing and locking mechanism | |
| CN115930660B (en) | Pipeline fastening connecting piece, heat exchanger and closed cooling tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Zhongli Industry Co., Ltd. Assignor: Wen Changqing Contract fulfillment period: 2008.10.9 to 2014.10.9 Contract record no.: 2008330001665 Denomination of utility model: Double-rotary self-locking fast joint Granted publication date: 20060405 License type: Exclusive license Record date: 20081104 |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Zhongli Industry Co., Ltd. Assignor: Wen Changqing Contract fulfillment period: 2008.10.9 to 2014.10.9 Contract record no.: 2008330001665 Denomination of utility model: Double-rotary self-locking fast joint Granted publication date: 20060405 License type: Exclusive license Record date: 20081104 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.10.9 TO 2014.10.9; CHANGE OF CONTRACT Name of requester: NINGBO ZHONGLI INDUSTRY CO.,LTD. Effective date: 20081104 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060405 Termination date: 20120201 |