CN206159686U - Air conditioner pipeline connecting device and air conditioner - Google Patents
Air conditioner pipeline connecting device and air conditioner Download PDFInfo
- Publication number
- CN206159686U CN206159686U CN201621120825.8U CN201621120825U CN206159686U CN 206159686 U CN206159686 U CN 206159686U CN 201621120825 U CN201621120825 U CN 201621120825U CN 206159686 U CN206159686 U CN 206159686U
- Authority
- CN
- China
- Prior art keywords
- connecting bolt
- bolt
- latch
- conditioning duct
- attachment means
- 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
- 239000003507 refrigerant Substances 0.000 claims abstract description 34
- 230000000694 effects Effects 0.000 claims abstract description 4
- 238000004378 air conditioning Methods 0.000 claims description 45
- 241001136800 Anas acuta Species 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 17
- 230000013011 mating Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract 4
- 238000010168 coupling process Methods 0.000 abstract 4
- 238000005859 coupling reaction Methods 0.000 abstract 4
- 239000002826 coolant Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 210000002421 cell wall Anatomy 0.000 description 2
- 230000002512 anti-withdrawal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses an air conditioner pipeline connecting device and an air conditioner, wherein, air conditioner pipeline connecting device, include: coupling nut, and in this coupling nut's the internal face concave closure portion that is equipped with still, connecting bolt, this connecting bolt are the tubulose setting, still are equipped with the sliding chamber of the lateral wall that runs through connecting bolt on this connecting bolt, this sliding chamber along connecting bolt's radial extension, and the bolt, this bolt slidable mounting is in sliding chamber, and the bolt cooperates with the sliding chamber wall is sealed, 34 elastic components 34 of elastic component are worked as coupling nut and connecting bolt are connected the back that puts in place, the bolt can stretch into under the effect of external force in the closure portion. The utility model discloses among the technical scheme, the bolt is under the exogenic action, and bolt elasticity of compression spare 34 in sliding chamber removes to closure portion, makes the one end of bolt stretch into closure portion. Through such setting, when the refrigerant reached certain pressure in the pipeline, the one end of bolt stretched into closure portion, made coupling nut and connecting bolt dismantle.
Description
Technical field
The utility model is related to field of air conditioning, more particularly to a kind of air-conditioning duct attachment means and air-conditioning.
Background technology
Refrigerant R290 and R32 have combustibility, to the air-conditioning using the refrigerant, need to strictly control the leakage of its refrigerant, especially
It is on the inside of air-conditioner.In order to prevent special outsider not reclaiming refrigerant or reclaimed refrigerant, but reclaim thoroughly do not cause it is cold
Remove air-conditioner and cause coolant leakage to indoor when matchmaker's residual, cause potential safety hazard.
Utility model content
Main purpose of the present utility model is to propose a kind of air-conditioning duct attachment means, it is intended to prevent the air-conditioning equipped with refrigerant
The dismounting of pipeline.
For achieving the above object, the utility model proposes air-conditioning duct attachment means, including：Attaching nut, the connection
The internal face of nut has internal thread, and the internal face in the attaching nut is also arranged with a locking part；Connecting bolt, the connection
Bolt is arranged in a tubular form, and its outside wall surface has the external screw thread engaged with the internal thread, is additionally provided with the connecting bolt through institute
The sliding chamber of the side wall of connecting bolt is stated, cunning chamber the radially extending along the connecting bolt；And latch, the latch is slidably installed
In the sliding chamber, the latch coordinates with slip cavity wall sealing；It is described after the attaching nut is connected in place with connecting bolt
Latch can be stretched in the locking part in the presence of external force.
Preferably, the interior elastic component being additionally provided with latch effect, the elasticity between the latch and the sliding chamber
Part can be flexible along the connecting bolt radial direction；The latch can overcome described in the presence of pressure medium in air-conditioning duct
The elastic force of elastic component is stretched in the locking part.
Preferably, the cylindrical setting of the latch, it is included respectively positioned at the plunger and pin tail at two ends, and in being located at
The pin body in portion, the plunger coordinates with locking part；The side wall ring in the sliding chamber is provided with an annular stop portion, and the pin body is located at institute
State in annular stop portion, the plunger and pin tail respectively positioned at the both sides in the annular stop portion, the annular stop portion it is interior
Footpath is adapted with the external diameter of the pin body, and the internal diameter in the annular stop portion is less than the plunger and the external diameter of pin tail.
Preferably, the elastic component is to be set in the pin, and the elastic component be clamped in the annular stop portion with
Between pin tail.
Preferably, the elastic component is set to spring or rubber sleeve.
Preferably, it is arranged with the pin tail for sealing the sealing ring for coordinating with slip cavity wall.
Preferably, the locking part is the pit being arranged on the internal face of the attaching nut.
Preferably, the locking part is located at the groove on the internal face of the attaching nut for ring.
Preferably, the locking part is located at the beginning that the attaching nut screws in the screw-in direction of attaching nut in connecting bolt
End.
Preferably, internal face of the attaching nut in connecting bolt screw-in direction end has the horn mouth of interior receipts shape；
The connecting bolt position corresponding with the horn mouth has the mating surface being adapted to the horn mouth.
The utility model also proposes a kind of air-conditioning, including some refrigerant pipes, wherein, passing through between the refrigerant pipe can tamper
The air-conditioning duct attachment means connection unloaded, the air-conditioning duct attachment means include：Attaching nut, the internal face of the attaching nut
With internal thread, and the internal face in the attaching nut is also arranged with a locking part；Connecting bolt, the connecting bolt sets in a tubular form
Put, its outside wall surface has the external screw thread engaged with the internal thread, is additionally provided with the connecting bolt through the connecting bolt
The sliding chamber of side wall, cunning chamber the radially extending along the connecting bolt；And latch, the latch is slidably mounted on the sliding chamber
Interior, the latch coordinates with slip cavity wall sealing；Between the latch and sliding chamber elastic deformation direction is additionally provided with the chute
The consistent elastic component of bearing of trend；After the attaching nut is connected in place with connecting bolt, the latch can be in the work of external force
The elastic force that the elastic component is overcome with is stretched in the locking part.
Technical solutions of the utility model on connecting bolt by using air-conditioning duct attachment means, arranging one and running through its side
The sliding chamber for extending in a radial direction of wall, it is corresponding on attaching nut to be arranged at locking part, then arrange one can be sliding in sliding chamber
Dynamic latch, and the latch arranges with the cavity wall sealing in sliding chamber, one is also set up in sliding chamber can radially direction be stretched in sliding chamber
The elastic component of contracting, under external force, latch compression elastic piece in sliding chamber is moved to locking part, and lock is stretched in the one end for making latch
Conjunction portion.By so setting, when refrigerant reaches certain pressure in pipeline, locking part is stretched in one end of latch, makes attaching nut
Can not dismantle with connecting bolt.
Description of the drawings
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, other accompanying drawings can be obtained with the structure according to these accompanying drawings.
Fig. 1 is the locking state structural representation of the embodiment of the utility model air-conditioning duct attachment means one；
Fig. 2 is the releasing orientation structural representation of the embodiment of the utility model air-conditioning duct attachment means one；
Fig. 3 is the structural representation of connecting bolt in Fig. 2；
Fig. 4 is the structural representation without latch in Fig. 3；
Fig. 5 is the structural representation of attaching nut in Fig. 2.
Drawing reference numeral explanation：
The realization of the utility model purpose, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
If it is to be appreciated that relate in the utility model embodiment directionality indicate (such as upper and lower, left and right, it is front,
Afterwards ...), then directionality indicates to be only used for explaining relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality indicates also correspondingly to change therewith.
If in addition, relate to the description of " first ", " second " etc. in the utility model embodiment, should " first ", " the
Two " description etc. is only used for describing purpose, and it is not intended that indicating or implying its relative importance or implicit indicate indication
The quantity of the technical characteristic for showing.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, when the combination appearance of technical scheme is conflicting or cannot realize it will be understood that this technical side
The combination of case is not present, also not within the protection domain that the utility model is required.
The utility model proposes a kind of air-conditioning duct antiwithdrawal device.
In the utility model embodiment, as shown in Figures 1 to 5, the air-conditioning duct attachment means 100 include：Connection spiral shell
Female 10, the internal face of the attaching nut 10 has internal thread, and the internal face in the attaching nut 10 is also arranged with a locking part；
Connecting bolt 20, the connecting bolt 20 is arranged in a tubular form, and the outside wall surface of connecting bolt 20 has the external screw thread engaged with internal thread, even
The sliding chamber 231 of the side wall through connecting bolt 20, sliding the radially extending along connecting bolt 20 of chamber 231 are additionally provided with connecting bolt 20；
And latch 30, the latch 30 is slidably mounted in sliding chamber 231, and latch 30 coordinates with the sliding wall of chamber 231 sealing；The bullet of elastic component 34
After attaching nut 10 is connected in place with connecting bolt 20, latch 30 can stretch into lock by elastic component 34 to property part 34 in the presence of external force
In conjunction portion.
Specifically, attaching nut 10 includes nut pipeline linkage section 11 and internal thread segment 12, and connecting bolt 20 includes bolt
It is designed with pipeline linkage section 21, external thread section 22, smooth section 23 and abutment end 24, wherein internal thread segment 12 and external thread section 22
Intermeshing screw thread.The refrigerant pipe 40 being connected with attaching nut 10 is connected with nut pipeline linkage section 11, with connecting bolt
The refrigerant pipe (not shown) of 20 connections is connected with bolt pipeline linkage section 21, so, then by attaching nut 10 and connection
After bolt 20 is tightened, two sections of air conditioning refrigerant pipes are just connected together by air-conditioning duct attachment means 100 and are interconnected.At this moment,
Sliding chamber 231 is relative with locking part, and latch 30 is extend in locking part, the pipe passage in latch 30 and connecting bolt 20
Connection.After refrigerant is filled with toward air conditioning refrigerant pipe, certain pressure is there is in the passage of connecting bolt 20, sliding chamber 231
Middle latch 30 will be subject to the pressure of refrigerant, the pressure to promote latch 30 in sliding chamber towards the side of the passage of connecting bolt 20
Slide towards locking part in 231.So when there is refrigerant in air conditioning refrigerant pipe, air-conditioning duct attachment means are made to be in locked shape
State so as to can not dismantle.
Further, the interior elastic component 34 being additionally provided with the effect of latch 30 between latch 30 and sliding chamber 231, elastic component 34 can
It is flexible along the radial direction of connecting bolt 20；Latch 30 can overcome the bullet of elastic component 34 in the presence of pressure medium in air-conditioning duct
Power is stretched in locking part.So, when latch 30 slides towards locking part, elastic component 34 will be in the radial direction in sliding chamber 231
Contraction in length, until when latch 30 is subject to the pressure and the elastic force of elastic component 34 and the gravity of latch 30 of refrigerant mutually to balance,
At this moment latch 30 is at stable state, and latch 30 is extend in the locking part towards one end of locking part, thus right
Attaching nut 10 and connecting bolt 20 play locking action, i.e., when there is a certain amount of refrigerant in air conditioning refrigerant pipe, connect spiral shell
Mother 10 and connecting bolt 20 would be at locking state, it is impossible to open.When the coolant quantity in air conditioning refrigerant pipe is reduced, latch 30
The pressure for receiving will reduce, and the gravity of latch 30 is constant, and at this moment elastic component 34 will be in the length of the radial direction in sliding chamber
Elongation, latch 30 is moved towards channel direction in connecting bolt 20.When coolant quantity is reduced to a certain extent, latch 30 is towards lock
The one end in conjunction portion just departs from locking part, such connecting bolt 20 and attaching nut 10 be at can open mode, at this moment can even
Connected nut 10 and connecting bolt 20 are dismantled.By this set, when refrigerant exceedes a certain amount of in air conditioning refrigerant pipe, cannot be by
Attaching nut 10 and connecting bolt 20 are disassembled, it is to avoid coolant leakage and cause danger, only when refrigerant is less or without when,
Attaching nut 10 and connecting bolt 20 can be disassembled, it is ensured that the security of dismounting.
Wherein, when latch 30 does not receive refrigerant pressure, elastic component 34 is likely to be at compressive state, it is also possible in elongation
State.For example, when sliding chamber 231 is located at 20 times orientation of connecting bolt, elastic component 34 will be subject to the Action of Gravity Field of latch 30 and locate
In compressive state, when the upper position that sliding chamber 231 is located at connecting bolt 20 is that elastic component 34 will be located under the Action of Gravity Field of latch 30
In elongation state.So, when latch 30 is in locking part sliding process, elastic component 34 just has three kinds of states：It is constantly in pressure
Contracting state, is first constantly in compressive state after stretching in compression.
Further, the cylindrical setting of latch 30, it is included respectively positioned at the plunger 31 and pin tail 32, Yi Jiwei at two ends
In the pin body 33 at middle part, plunger 31 coordinates with locking part；The side wall ring in sliding chamber 231 is provided with an annular stop portion 232, sells body 33
In annular stop portion 232, plunger 31 and pin tail 32 respectively positioned at the both sides in annular stop portion 232, annular stop portion 232 it is interior
Footpath is adapted with the external diameter of pin body 30, and the internal diameter in annular stop portion 232 is less than plunger 31 and the external diameter of pin tail 32.By in sliding chamber
Annular stop portion 232 is set in 231 cavity wall, i.e., encloses spacing annulus to sliding chamber 231 projecting inward from the cavity wall in sliding chamber 231,
Plunger 31 and pin tail 32 are limited in into respectively the two ends of spacing annulus, pin body 33 passes through the spacing annulus.So slide in latch 30
During dynamic, plunger 31 is just always positioned at that side of spacing annulus towards locking part, it is to avoid latch 30 is slipped to connecting bolt
In 20 passage, it also avoid latch 30 and come off from connecting bolt 20.
Preferably, elastic component 34 is set on pin body 33, and the elastic component 34 is clamped in annular stop portion 232 and pin tail 32
Between.So arranging makes apparatus structure simple, convenient manufacture.In present embodiment, the elastic component 34 is set to spring.Other
Elastic component 34 described in embodiment can also be rubber sleeve for being sheathed on pin body 30 etc., it is also possible to not be arranged and pin body 30
On, located immediately at being fixed between pin tail 32 and annular stop portion 232, also can play the same role.
Preferably, the elastic component is spring or rubber sleeve.It is simple and practical during manufacture.
Preferably, sell and the sealing ring 35 coordinated for the cavity wall sealing with sliding chamber 231 is arranged with tail 32.By in pin tail
32 arrange a cannelure (not shown), and sealing ring 35 is arranged in the cannelure, and the protrusion of sealing ring 35 and annular
Groove, can simply and easily realize the sealing between pin tail 32 and sliding chamber 231.
Preferably, locking part is the recessed groove 13 on the internal face of attaching nut 10.When latch 30 is acted in refrigerant
Lower slider, plunger 31 is inserted in the groove 13.Simple structure, is easy to manufacture.Wherein, groove 13 can be with the size phase of plunger 31
It is adapted to, or is located on the circle of internal face one of attaching nut 10.
Preferably, locking part is located at the beginning that attaching nut 10 screws in the screw-in direction of attaching nut 10 in connecting bolt 20
End.Connecting bolt 20 includes three sections:Bolt pipeline linkage section 21, smooth section 23 and external thread section 22, wherein smooth section 23 are located at
Between bolt pipeline linkage section 21 and external thread section 22, and sliding chamber 231 is arranged in smooth section 23, so can avoid sliding chamber
The destruction of 231 pairs of screw threads of external thread section 22, after attaching nut 10 is screwed into connecting bolt 20 and tightens, the interior spiral shell of attaching nut 10
Line section 12 is abutted in the end face that neighbouring bolt pipeline linkage section 21 goes out with bolt pipeline linkage section 21, so can anti-on-slip chamber
231 misplace with the groove on attaching nut 10, and are arranged on the top of attaching nut 10, more favourable guaranteed attaching nut 10
Intensity.And it is limiting card that groove 13 is axially direction towards the cell wall of the one end in the outside of attaching nut 10 in attaching nut 10
131, the limiting card is low relative to the cell wall of other grooves 13, limiting card 131 can be avoided to support with plunger 31 and touched, the company of obstruction
Connected nut 10 is screwed into and back-outs.
Preferably, internal face of the attaching nut 10 in the screw-in direction end of connecting bolt 20 has the horn mouth of interior receipts shape；
The position corresponding with horn mouth of connecting bolt 20 has the mating surface being adapted to horn mouth.Connecting bolt 20 is towards the horn mouth
One end be abutment end 24, the mating surface on abutment end 24 for abut inclined-plane 241, the horn mouth in attaching nut 10 be located at connection
On the nut pipeline connection end 11 of nut 10, the inclined-plane at horn mouth is sealing inclined-plane 111, the sealing inclined-plane 111 with abut it is oblique
Face 241 is oppositely arranged, and the refrigerant pipe 40 being connected with attaching nut 10 has horn mouth tube head 41, the both sides of the horn mouth tube head 41
The sealing inclined-plane 111 of nut 10 is connected respectively and inclined-plane 241 is abutted and abuts compression, realize the refrigerant pipe of the side of attaching nut 10
40 with the connection of air-conditioning duct attachment means 100.The bolt pipeline linkage section 21 of connecting bolt 20 is also connected with refrigerant pipe, can be with
It is the mode such as to weld, be spirally connected to be tightly connected.
The utility model also proposes a kind of air-conditioning, and the air-conditioning includes some refrigerant pipes, and the refrigerant pipe is by putting dismounting
Air-conditioning duct attachment means 100 connect, wherein concrete structure reference above-described embodiment of air-conditioning duct attachment means 100, due to
This air-conditioning employs whole technical schemes of above-mentioned all embodiments, therefore at least technical scheme institute band with above-described embodiment
The all beneficial effects come, this is no longer going to repeat them.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
It is every under inventive concept of the present utility model, the equivalent structure made using the utility model specification and accompanying drawing content is become
Change, or directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
1. it is a kind of can Anti-dismantling air-conditioning duct attachment means, it is characterised in that include：
Attaching nut, the internal face of the attaching nut has internal thread, and the internal face in the attaching nut is also arranged with a lock
Conjunction portion；
Connecting bolt, the connecting bolt is arranged in a tubular form, and its outside wall surface has the external screw thread engaged with the internal thread, the connection
The sliding chamber of the side wall through the connecting bolt is additionally provided with bolt, cunning chamber the radially extending along the connecting bolt；And
Latch, the latch is slidably mounted in the sliding chamber, and the latch coordinates with slip cavity wall sealing；When the connection
After nut is connected in place with connecting bolt, the latch can be stretched in the locking part in the presence of external force.
2. as claimed in claim 1 can Anti-dismantling air-conditioning duct attachment means, it is characterised in that the latch and the cunning
The interior elastic component being additionally provided with latch effect between chamber, the elastic component can be flexible along the connecting bolt radial direction；
The latch can overcome the elastic force of the elastic component to stretch in the locking part in the presence of pressure medium in air-conditioning duct.
3. as claimed in claim 2 can Anti-dismantling air-conditioning duct attachment means, it is characterised in that the latch is cylindrical
Arrange, it is included respectively positioned at the plunger and pin tail at two ends, and positioned at the pin body at middle part, the plunger coordinates with locking part；
The side wall ring in the sliding chamber is provided with an annular stop portion, and the pin body is located in the annular stop portion, the plunger and
Respectively positioned at the both sides in the annular stop portion, the internal diameter in the annular stop portion is adapted pin tail with the external diameter of the pin body,
The internal diameter in the annular stop portion is less than the plunger and the external diameter of pin tail.
4. as claimed in claim 3 can Anti-dismantling air-conditioning duct attachment means, it is characterised in that the elastic component is to be arranged
With the pin, and the elastic component is clamped between the annular stop portion and pin tail.
5. as claimed in claim 4 can Anti-dismantling air-conditioning duct attachment means, it is characterised in that the elastic component is set to
Spring or rubber sleeve.
6. as claimed in claim 3 can Anti-dismantling air-conditioning duct attachment means, it is characterised in that be arranged with the pin tail
For sealing the sealing ring for coordinating with slip cavity wall.
7. as claimed in claim 1 can Anti-dismantling air-conditioning duct attachment means, it is characterised in that the locking part is in institute
State the groove on the internal face of attaching nut.
8. as claimed in claim 1 can Anti-dismantling air-conditioning duct attachment means, it is characterised in that the locking part be located at institute
State the top that attaching nut screws in the screw-in direction of attaching nut in connecting bolt.
9. as claimed in claim 1 can Anti-dismantling air-conditioning duct attachment means, it is characterised in that the attaching nut is even
The internal face of connecting bolt screw-in direction end has the horn mouth of interior receipts shape；The connecting bolt is corresponding with the horn mouth
Position has the mating surface being adapted to the horn mouth.
10. a kind of air-conditioning, it is characterised in that including some refrigerant pipes, wherein, by such as right between the adjacent refrigerant pipe
Require 1 to 9 any one described in can Anti-dismantling air-conditioning duct attachment means connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621120825.8U CN206159686U (en) | 2016-10-13 | 2016-10-13 | Air conditioner pipeline connecting device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621120825.8U CN206159686U (en) | 2016-10-13 | 2016-10-13 | Air conditioner pipeline connecting device and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206159686U true CN206159686U (en) | 2017-05-10 |
Family
ID=58653152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621120825.8U Expired - Fee Related CN206159686U (en) | 2016-10-13 | 2016-10-13 | Air conditioner pipeline connecting device and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206159686U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504291A (en) * | 2017-09-20 | 2017-12-22 | 广东美的制冷设备有限公司 | Adapter assembly and there is its 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 |
| CN108194728A (en) * | 2017-12-28 | 2018-06-22 | 苏州新元电器有限公司 | A kind of water swelling machine pipeline connecting device |
| CN109027458A (en) * | 2018-10-15 | 2018-12-18 | 浙江新世纪工程咨询有限公司温州分公司 | Municipal drainage pipe connecting structure |
-
2016
- 2016-10-13 CN CN201621120825.8U patent/CN206159686U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504291A (en) * | 2017-09-20 | 2017-12-22 | 广东美的制冷设备有限公司 | Adapter assembly and there is its air conditioner |
| CN107504291B (en) * | 2017-09-20 | 2020-02-04 | 广东美的制冷设备有限公司 | Joint assembly and air conditioner with same |
| 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 |
| CN108194728A (en) * | 2017-12-28 | 2018-06-22 | 苏州新元电器有限公司 | A kind of water swelling machine pipeline connecting device |
| CN109027458A (en) * | 2018-10-15 | 2018-12-18 | 浙江新世纪工程咨询有限公司温州分公司 | Municipal drainage pipe connecting structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 Termination date: 20201013 |
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| CF01 | Termination of patent right due to non-payment of annual fee |