CN205560043U - Nut anti -disassembly's constructional device - Google Patents
Nut anti -disassembly's constructional device Download PDFInfo
- Publication number
- CN205560043U CN205560043U CN201620104295.1U CN201620104295U CN205560043U CN 205560043 U CN205560043 U CN 205560043U CN 201620104295 U CN201620104295 U CN 201620104295U CN 205560043 U CN205560043 U CN 205560043U
- Authority
- CN
- China
- Prior art keywords
- nut
- union nut
- pipe joint
- constructional device
- union
- 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.)
- Active
Links
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses a nut anti -disassembly's constructional device belongs to stop valve technical field for the refrigeration air conditioner, and solve prior art and be arranged in the constructional device nut detachable technical problem that takes over, the utility model discloses a nut anti -disassembly's constructional device, including takeover, coupling and union nut, the union nut with the pipe connector thread connect, it is in to take over the tip centre gripping the union nut with between the coupling, nut anti -disassembly's constructional device still includes locknut, locknut connects soon drive on the union nut the union nut is screwed, just locknut is driving the union nut screw the back with the union nut produces smooth tooth.
Description
[technical field]
This utility model relates to cooling air conditioner stop valve technical field, particularly relates to a kind of nut Anti-dismantling
Constructional device.
[background technology]
The constructional device for adapter used inside the air conditioner chamber of combustible refrigerant at present, connects including pipe
Head, union nut and connecting tube, pipe joint and union nut use threaded, and one end of connecting tube is installed
In union nut, during installation, by butt tube nut apply locking torque, make union nut rotate with
Pipe joint realizes compact siro spinning technology, is installed between pipe joint and union nut one end of connecting tube with this；But
It is that, when butt tube nut applies to unscrew moment, union nut rotates backward and loosens with pipe joint and departs from, because of
And union nut of the prior art and pipe joint use what dismountable connected mode carried out assembling.So
And use and do not allow inside the air conditioner chamber of combustible refrigerant to use detachable connector.Therefore in prior art
Constructional device can not meet use combustible refrigerant air conditioner chamber inside do not allow use detachable connector
Requirement, the connection between pipe joint and union nut gets loose, and can cause secondary refrigerant leakage, fail meet assembling
Standard and the requirement of safety.
[utility model content]
Problem to be solved in the utility model is just to provide the constructional device of a kind of nut Anti-dismantling, can prevent
Union nut is removed from pipe joint.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that
The constructional device of a kind of nut Anti-dismantling, including adapter, pipe joint and union nut, described adapter spiral shell
Female and described pipe joint screw thread is connected, described pipe ends be clamped in described union nut and described pipe joint it
Between, described constructional device also includes that stop nut, described stop nut are screwed on described union nut and carry
Dynamic described union nut screws, and described stop nut after driving described union nut to screw with described adapter
Nut produces sliding tooth.
Further, the intensity of threadeding between described union nut with described pipe joint is more than described locking
Intensity is threadeded between nut with described union nut.
Further, described union nut and described pipe joint be spirally connected tooth number more than described stop nut with
The tooth number that is spirally connected of described union nut.
Further, described union nut is provided with for the female thread of the pipe joint that is spirally connected and locking for being spirally connected
The external screw thread of nut, described internal thread diameter is more than described external thread diameter.
Further, the pipe joint portion perimeter that described union nut is spirally connected is smooth surface.
Further, described stop nut is hex nut.
The beneficial effects of the utility model:
1, the constructional device of nut Anti-dismantling also includes stop nut, and stop nut is screwed on union nut also
Drive union nut screws, and stop nut produces sliding tooth after driving union nut to screw with union nut.
Now, auxiliary nut generation skidding, the i.e. rotation of auxiliary nut cannot drive union nut to rotate, when
To auxiliary nut apply unscrew moment time, union nut will not rotate, thus prevent union nut from
Be removed on pipe joint the problem causing secondary refrigerant leakage.
2, the intensity of threadeding between union nut with pipe joint is more than between stop nut and union nut
Threaded intensity, so can avoid sliding tooth between pipe joint and union nut, thus ensure that and connect
Pipe being installed between union nut and pipe joint tightly, it is therefore prevented that the leakage of coolant.
3, union nut and the tooth number that is spirally connected of pipe joint are more than stop nut and the tooth number that is spirally connected of union nut, or
Person's union nut internal thread diameter more than the external thread diameter of union nut, the most all can guarantee that union nut with
Threaded intensity between pipe joint is more than the intensity of threadeding between stop nut with union nut, and
Provide more choices for manufacturer.
4, the pipe joint portion perimeter that is spirally connected on union nut is smooth surface, now cannot be rotated by instrument and connect
Pipe nut brings it about loosening, further ensures the compactness being connected between union nut with pipe joint.
5, stop nut is hex nut, and hex nut can mate use with existing multiple Wrench,
Add the scope selecting Wrench.
These features of the present utility model and advantage will be detailed in following detailed description of the invention, accompanying drawing
Disclose.
[accompanying drawing explanation]
Below in conjunction with the accompanying drawings this utility model is described further:
Fig. 1 is the perspective view of the constructional device of nut Anti-dismantling in this utility model preferred embodiment；
Fig. 2 is the axial sectional view of union nut in this utility model preferred embodiment；
Fig. 3 is the axial sectional view of stop nut in this utility model preferred embodiment；
Fig. 4 is to take over axial sectional view in this utility model preferred embodiment；
Fig. 5 is the axial sectional view of the constructional device of nut Anti-dismantling in this utility model preferred embodiment.
[detailed description of the invention]
The technical scheme of this utility model embodiment is solved by the accompanying drawing below in conjunction with this utility model embodiment
Release and illustrate, but following embodiment is only preferred embodiment of the present utility model, and not all.Based on enforcement
Embodiment in mode, those skilled in the art are obtained other on the premise of not making creative work
Embodiment, broadly falls into protection domain of the present utility model.
As shown in Figures 1 to 4, the constructional device in this utility model preferred embodiment, it is mainly used in refrigeration
On the pipe joint structure of the stop valve on air-conditioning, including pipe joint 1, union nut 2, adapter 3 and stop nut
4, pipe joint 1 is threadeded with union nut 2, and union nut 2 includes cylindrical section 21 and thread segment 22,
The periphery of cylindrical section 21 is smooth surface, and inwall is threaded connection with pipe joint 1, the outside of thread segment 22
Being provided with external screw thread, be provided with the female thread being connected that matches with external screw thread in stop nut 4, stop nut 4 revolves
Being connected on thread segment 22, one end of adapter 3 is provided with enlarging 31.
During as it is shown in figure 5, install, first will take over 3 one end being provided with enlarging 31 and be inserted in union nut 2,
With spanner, pipe joint 1 is fixed, will take over subsequently on nut 2 spinning in pipe joint 1, make enlarging 31
Wall is clamped between pipe joint 1 and union nut 2, rotates stop nut 4, stop nut 4 along locking direction
Drive union nut 2 to rotate, make adapter 3 compacted, after adapter 3 is compacted, continue to turn along locking direction
Dynamic stop nut 4, is now less than adapter due to the intensity of threadeding between stop nut 4 with union nut 2
Threaded intensity between nut 2 with pipe joint 1, therefore can send out between stop nut 4 and union nut 2
Raw sliding dental phenomenon, namely the female thread of stop nut 4 cannot be engaged, now with the external screw thread of thread segment 22
Either still rotating stop nut 4 along rotational direction along locking direction, union nut 2 does not rotates；
Furthermore, owing to the periphery of cylindrical section 21 is smooth surface, the most also adapter spiral shell cannot be rotated by other instruments
Mother 2 brings it about loosening, it is achieved that the non-removable requirement of union nut 2, it is therefore prevented that the leakage of coolant.
When stop nut 4 occurs sliding tooth with union nut 2, in order to prevent its coupling mechanism force from causing pipe joint 1
And the thrust between union nut 2 is excessive and damages adapter 3 by pressure, the spiral shell of nut 2 and pipe joint 1 can be will take over
Connect tooth number and be set greater than the tooth number that is spirally connected of stop nut and union nut, or the female thread of cylindrical section 21 is straight
Footpath is more than the external thread diameter of thread segment 22.So it is alternatively manufacturer to provide more choices, this area
Technical staff should be readily able to understand, the most no longer describes in detail.
In other embodiments of the present utility model, the strength of materials of stop nut also can be made less than pipe joint and
The strength of materials of union nut, now during stop nut and union nut anti-raw sliding tooth, makes the interior of stop nut
Screw thread produces and damages, and the screw thread on pipe joint and union nut is the most damaged.
Stop nut 4 in this preferred embodiment is hex nut, so designs, and is on the one hand to make operation
Person rotates during stop nut 4 convenient, laborsaving, on the other hand can be with existing multiple Wrench
Join use, add the scope selecting Wrench.In other embodiments of the present utility model, locking spiral shell
Mother can be also the polygonal nut such as tetragonal nut or pentagon nut, and technical staff can be carried out according to practical situation accordingly
Change, these change all in protection domain of the present utility model.
The above, detailed description of the invention the most of the present utility model, but protection domain of the present utility model is also
It is not limited to this, is familiar with this those skilled in the art and should be understood that this utility model includes but not limited to accompanying drawing
Content described in detailed description of the invention above.Any without departing from function of the present utility model and structural principle
Amendment be intended to be included in the scope of claims.
Claims (6)
1. a constructional device for nut Anti-dismantling, including adapter, pipe joint and union nut, described adapter
Nut is connected with described pipe joint screw thread, and described pipe ends is clamped in described union nut and described pipe joint
Between, it is characterised in that the constructional device of described nut Anti-dismantling also includes stop nut, described locking spiral shell
Mother is screwed on described union nut and drives described union nut to screw, and described stop nut is driving institute
State and after union nut screws, produce sliding tooth with described union nut.
The constructional device of nut Anti-dismantling the most according to claim 1, it is characterised in that described adapter
Intensity of threadeding between nut with described pipe joint is more than between described stop nut and described union nut
Threaded intensity.
The constructional device of nut Anti-dismantling the most according to claim 2, it is characterised in that described adapter
Nut and the tooth number tooth number that is spirally connected more than described stop nut with described union nut that is spirally connected of described pipe joint.
The constructional device of nut Anti-dismantling the most according to claim 2, it is characterised in that described adapter
Nut is provided with the female thread for the pipe joint that is spirally connected and the external screw thread for the stop nut that is spirally connected, described female thread
Diameter is more than described external thread diameter.
5. according to the constructional device of the nut Anti-dismantling one of Claims 1-4 Suo Shu, it is characterised in that
The pipe joint portion perimeter that is spirally connected on described union nut is smooth surface.
6. according to the constructional device of the nut Anti-dismantling one of Claims 1-4 Suo Shu, it is characterised in that
Described stop nut is hex nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620104295.1U CN205560043U (en) | 2016-02-01 | 2016-02-01 | Nut anti -disassembly's constructional device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620104295.1U CN205560043U (en) | 2016-02-01 | 2016-02-01 | Nut anti -disassembly's constructional device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205560043U true CN205560043U (en) | 2016-09-07 |
Family
ID=56820652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620104295.1U Active CN205560043U (en) | 2016-02-01 | 2016-02-01 | Nut anti -disassembly's constructional device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205560043U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631110A (en) * | 2017-10-18 | 2018-01-26 | 台州市路桥振兴机械有限公司 | A kind of nut assembly and attaching method thereof |
| CN107883085A (en) * | 2017-11-28 | 2018-04-06 | 广东美的制冷设备有限公司 | Anti-dismantling pipe connection device and air conditioner |
| CN107906279A (en) * | 2017-11-28 | 2018-04-13 | 广东美的制冷设备有限公司 | Tamper nut, tamper pipe connection device and air conditioner |
| CN108180208A (en) * | 2017-12-29 | 2018-06-19 | 广东美的制冷设备有限公司 | Unidirectional tamper union nut, tamper pipe connection device and air conditioner |
| CN108458176A (en) * | 2018-03-21 | 2018-08-28 | 奥克斯空调股份有限公司 | Connector component, air conditioner and connector component assembly method |
| CN110725851A (en) * | 2019-09-19 | 2020-01-24 | 国网河北省电力有限公司邯郸供电分公司 | Speed-sliding self-locking type double-nut anti-theft screw |
| WO2021109674A1 (en) * | 2019-12-04 | 2021-06-10 | 浙江盾安人工环境股份有限公司 | Disassembly-prevention nut assembly and air conditioning system |
| CN113389782A (en) * | 2021-07-21 | 2021-09-14 | 清华大学苏州汽车研究院（吴江） | Square pipe connecting structure |
-
2016
- 2016-02-01 CN CN201620104295.1U patent/CN205560043U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631110A (en) * | 2017-10-18 | 2018-01-26 | 台州市路桥振兴机械有限公司 | A kind of nut assembly and attaching method thereof |
| CN107883085A (en) * | 2017-11-28 | 2018-04-06 | 广东美的制冷设备有限公司 | Anti-dismantling pipe connection device and air conditioner |
| CN107906279A (en) * | 2017-11-28 | 2018-04-13 | 广东美的制冷设备有限公司 | Tamper nut, tamper pipe connection device and air conditioner |
| CN108180208A (en) * | 2017-12-29 | 2018-06-19 | 广东美的制冷设备有限公司 | Unidirectional tamper union nut, tamper pipe connection device and air conditioner |
| CN108180208B (en) * | 2017-12-29 | 2020-04-17 | 广东美的制冷设备有限公司 | One-way anti-dismantling pipe nut, anti-dismantling pipe joint device and air conditioner |
| CN108458176A (en) * | 2018-03-21 | 2018-08-28 | 奥克斯空调股份有限公司 | Connector component, air conditioner and connector component assembly method |
| CN108458176B (en) * | 2018-03-21 | 2023-08-11 | 奥克斯空调股份有限公司 | Connector assembly, air conditioner and connector assembly assembling method |
| CN110725851A (en) * | 2019-09-19 | 2020-01-24 | 国网河北省电力有限公司邯郸供电分公司 | Speed-sliding self-locking type double-nut anti-theft screw |
| WO2021109674A1 (en) * | 2019-12-04 | 2021-06-10 | 浙江盾安人工环境股份有限公司 | Disassembly-prevention nut assembly and air conditioning system |
| JP2023504595A (en) * | 2019-12-04 | 2023-02-06 | 浙江盾安人工環境股▲ふん▼有限公司 | Anti-separation nut assembly and air conditioning system |
| JP7413529B2 (en) | 2019-12-04 | 2024-01-15 | 浙江盾安人工環境股▲ふん▼有限公司 | Anti-separation nut assembly and air conditioning system |
| CN113389782A (en) * | 2021-07-21 | 2021-09-14 | 清华大学苏州汽车研究院（吴江） | Square pipe connecting structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205560043U (en) | Nut anti -disassembly's constructional device | |
| CN212616854U (en) | Anti-dismantling joint and anti-dismantling joint assembly | |
| CN103470879B (en) | Pipe connection nut, pipe connection assembly, air conditioner and method for preventing pipe connection nut from being disassembled | |
| CN107906279A (en) | Tamper nut, tamper pipe connection device and air conditioner | |
| CN205465903U (en) | Mechanical systole formula allen key | |
| CN207893008U (en) | A kind of spindle motor belt pulley installation | |
| CN203375011U (en) | Air conditioner and anti-disassembling pipe connecting device | |
| CN107940132A (en) | Tamper union nut, tamper pipe connection device and air conditioner | |
| CN202992435U (en) | Metal pipe connecting device | |
| CN201152423Y (en) | Joint for water pipe | |
| CN207470958U (en) | Tamper union nut, tamper pipe connection device and air conditioner | |
| CN103672222A (en) | Split type nut and anti-disassembly connecting device and air conditioner | |
| CN203477657U (en) | Anti-disassembly pipe connector device and air conditioner | |
| CN214789648U (en) | Anti-disassembly joint assembly | |
| CN207104752U (en) | A kind of combined sleeve die nut | |
| CN206246870U (en) | The pipe joint arrangement and component of a kind of air-conditioner, Anti-dismantling | |
| CN207470957U (en) | Tamper nut, tamper pipe connection device and air conditioner | |
| CN2833300Y (en) | Water tap outflow tube connecting apparatus | |
| CN217208180U (en) | Pipe fitting movable joint | |
| CN209392030U (en) | Guide the medical grinding knife tool of engagement | |
| CN209304448U (en) | Component and its adapter for Fast Installation straight screw sleeve | |
| CN206904082U (en) | A kind of magnetic fluid bearing locking mechanism | |
| CN100436917C (en) | Watertap discharging tube connecting device | |
| CN208503689U (en) | Tamper-resistant union nut and its component and corresponding air conditioner | |
| CN208147714U (en) | A kind of monkey wrench for complex environment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |