CN206398220U - Pipe joint, tube joint assembly and air conditioner - Google Patents
Pipe joint, tube joint assembly and air conditioner Download PDFInfo
- Publication number
- CN206398220U CN206398220U CN201621476154.9U CN201621476154U CN206398220U CN 206398220 U CN206398220 U CN 206398220U CN 201621476154 U CN201621476154 U CN 201621476154U CN 206398220 U CN206398220 U CN 206398220U
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- CN
- China
- Prior art keywords
- pipe
- refrigerant
- seal
- ring
- fixing
- 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 97
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 210000003205 muscle Anatomy 0.000 claims abstract description 17
- 230000002093 peripheral effect Effects 0.000 claims abstract description 16
- 238000010030 laminating Methods 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 239000002826 coolant Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a kind of pipe joint, tube joint assembly and air conditioner, wherein, pipe joint includes pipe joint body, including the fixing head fixed with refrigerant connected entrance and the fixing pipe being connected with fixing head, the outer peripheral face of fixing pipe is provided with the first screw thread, and the free end end face of fixing pipe includes the stationary plane fitted for the enlarging inner surface of refrigerant pipe；Attaching nut, including the nut body with through hole, through hole hole wall are provided with the second screw thread being connected with the first threaded adapter, and through hole hole wall is also spaced the second screw thread provided with abutment ring muscle, and abutment ring muscle has the bearing surface towards stationary plane；And seal, including the sealing ring annularly set, sealing ring has relative the first anchor ring and the second anchor ring, and the first anchor ring is used to be adapted to the enlarging outer surface for fitting in refrigerant pipe, and the second anchor ring is abutted against with bearing surface.Technical solutions of the utility model can improve the connection sealing of refrigerant pipe, to avoid secondary refrigerant leakage, improve the security that air conditioner is used.
Description
Technical field
The utility model is related to air-conditioning products field, more particularly to a kind of pipe joint, tube joint assembly and air conditioner.
Background technology
At present, for being provided with the air conditioner of flammable refrigerant (R290, R32) refrigeration system, flammable coolant refrigeration system
The assembling sealing requirements of system are higher, to avoid secondary refrigerant leakage, cause fire, blast etc. to endanger；Needing proposition one kind badly can have
Effect improves the pipe joint of refrigerant composite pipe tightness.
Utility model content
Main purpose of the present utility model is to propose a kind of pipe joint, it is intended to solve the pipe joint of refrigerant pipe in the prior art
The poor technical problem of sealing.
To achieve the above object, the utility model proposes pipe joint, including：
Pipe joint body, including the fixing head fixed with the refrigerant connected entrance and be connected with the fixing head
Fixing pipe, the outer peripheral face of the fixing pipe is provided with the first screw thread, and the free end end face of the fixing pipe includes supplying the refrigerant
The stationary plane that the enlarging inner surface of pipe fits；
Attaching nut, including the nut body with through hole, the through hole hole wall is provided with to be connected with first threaded adapter
The second screw thread connect, and the through hole hole wall is also spaced second screw thread provided with abutment ring muscle, the abutment ring muscle has face
To the bearing surface of the stationary plane；And
Seal, including the sealing ring annularly set, the sealing ring have relative the first anchor ring and the second anchor ring,
First anchor ring is used to be adapted to the enlarging outer surface for fitting in the refrigerant pipe, and second anchor ring offsets with the bearing surface
Connect.
Preferably, the stationary plane is by facing the axis of the fixing pipe week of the fixing pipe and away from the fixation
The direction on head tilts extension.
Preferably, the gradient scope of the stationary plane is 40 °~45 °.
Preferably, the gradient of the stationary plane, bearing surface, the first anchor ring and the second anchor ring is consistent.
Preferably, the pipe joint body also includes a seal pipe, and the free end end face of the fixing pipe also includes a peace
Dress face, the stationary plane is connected to the periphery of the mounting surface；The seal pipe is located on the mounting surface, towards away from described solid
Determine the direction extension on head, the diameter of the seal pipe is less than the fixing pipe, and can plug in the refrigerant pipe.
Preferably, the seal also includes a lock sleeve, and the lock sleeve is connected to the inner ring edge of the sealing ring, and
The lock sleeve interval is set in the outer peripheral face of the seal pipe；
When the seal pipe inserts the refrigerant pipe, outside the inner peripheral surface adaptation laminating refrigerant pipe of the lock sleeve
Side face.
Preferably, the junction of the sealing ring and lock sleeve is connected by rounded corner rounding off.
The utility model also proposes a kind of tube joint assembly, including：
Refrigerant pipe, including refrigerant tube body and the refrigerant pipe enlarging positioned at described refrigerant tube body one end；
Pipe joint body, including the fixing head fixed with the refrigerant connected entrance and be connected with the fixing head
Fixing pipe, the outer peripheral face of the fixing pipe is provided with the first screw thread, and the free end end face of the fixing pipe includes supplying the refrigerant
The stationary plane that pipe enlarging inner surface fits；
Attaching nut, including the nut body with through hole, the through hole hole wall is provided with to be connected with first threaded adapter
The second screw thread connect, and the through hole hole wall is also spaced second screw thread provided with abutment ring muscle, the abutment ring muscle has face
To the bearing surface of the stationary plane；And
Seal, including the sealing ring annularly set, the sealing ring have relative the first anchor ring and the second anchor ring,
First anchor ring is used to be adapted to the outer surface for fitting in the refrigerant pipe enlarging, and second anchor ring offsets with the bearing surface
Connect.
Preferably, the pipe joint body also includes a seal pipe, and the free end end face of the fixing pipe also includes a peace
Dress face, the stationary plane is connected to the periphery of the mounting surface；The seal pipe is located on the mounting surface, towards away from described solid
Determine the direction extension on head, the diameter of the seal pipe is less than the fixing pipe, and can plug in the refrigerant pipe.
Preferably, the seal also includes a lock sleeve, and the lock sleeve is connected to the inner ring edge of the sealing ring, and
The lock sleeve interval is set in the outer peripheral face of the seal pipe；
One end that the refrigerant tube body is connected to the refrigerant pipe enlarging has a locking gradient, for the seal
Locking cover locking.
The utility model also proposes that a kind of air conditioner, including refrigerant connected entrance connect with the pipe for being connected to the refrigerant connected entrance
Head, the pipe joint includes：
Pipe joint body, including the fixing head fixed with the refrigerant connected entrance and be connected with the fixing head
Fixing pipe, the outer peripheral face of the fixing pipe is provided with the first screw thread, and the free end end face of the fixing pipe includes supplying the refrigerant
The stationary plane that the enlarging inner surface of pipe fits；
Attaching nut, including the nut body with through hole, the through hole hole wall is provided with to be connected with first threaded adapter
The second screw thread connect, and the through hole hole wall is also spaced second screw thread provided with abutment ring muscle, the abutment ring muscle has face
To the bearing surface of the stationary plane；And
Seal, including the sealing ring annularly set, the sealing ring have relative the first anchor ring and the second anchor ring,
First anchor ring is used to be adapted to the enlarging outer surface for fitting in the refrigerant pipe, and second anchor ring offsets with the bearing surface
Connect.
Technical solutions of the utility model are set up by pressing the position of refrigerant pipe enlarging in attaching nut and pipe joint body
One seal, seal has the first anchor ring and the second ring of the bearing surface of adaptation laminating refrigerant pipe enlarging and attaching nut respectively
Face, in this way, effectively improving the connection sealing at refrigerant pipe enlarging, it will be understood that the pipe joint is applied equipped with combustibility
The field of pipeline connection of the air conditioner of coolant system, can better ensure that the sealing of refrigerant pipe, it is to avoid secondary refrigerant leakage, effectively carry
The security that the high air conditioner is used.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in 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, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of the utility model pipe joint one and refrigerant pipe；
Fig. 2 is the structural representation of attaching nut in Fig. 1；
Fig. 3 is the structural representation of pipe joint body in Fig. 1；
Fig. 4 is the structural representation of seal and refrigerant pipe in Fig. 1；
Fig. 5 is the assembling schematic diagram of pipe joint and refrigerant pipe in Fig. 1；
Fig. 6 is the enlarged diagram at A in Fig. 5.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 1 | Attaching nut | 11 | Nut body |
| 111 | Second screw thread | 112 | Abutment ring muscle |
| 112a | Bearing surface | 112b | Stitching surface |
| 12 | Through hole | 2 | Pipe joint body |
| 21 | Fixing pipe | 211 | First screw thread |
| 212 | Mounting surface | 213 | Stationary plane |
| 22 | Seal pipe | 23 | Fixing head |
| 3 | Seal | 31 | Sealing ring |
| 311 | First anchor ring | 312 | Second anchor ring |
| 32 | Lock sleeve | 33 | Rounded corner |
| 4 | Refrigerant pipe | 41 | Refrigerant pipe enlarging |
| 42 | Refrigerant tube body |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
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 related in the utility model embodiment directionality indicate (such as upper and lower, left and right, it is preceding,
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 therewith to change.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for describing purpose, and it is not intended that indicating or implying its relative importance or implicit indicate meaning
The quantity of the technical characteristic shown.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 can not realize it will be understood that this technical side
The combination of case is not present, also not within the protection domain of the utility model requirement.
The utility model proposes a kind of pipe joint, refrigerant connected entrance and refrigerant pipe for connecting air conditioner.
In the utility model embodiment, referring to figs. 1 to Fig. 4, the pipe joint includes：
Pipe joint body 2, including with refrigerant connected entrance fix fixing head 23 and with consolidating that fixing head 23 is connected
Fixed tube 21, the outer peripheral face of fixing pipe 21 is provided with the first screw thread 211, and the free end end face of fixing pipe 21 is included for refrigerant pipe enlarging 41
The stationary plane 213 that inner surface fits；
Attaching nut 1, including the nut body 11 with through hole 12, and the hole wall of through hole 12 is provided with and is adapted to the first screw thread 211
Second screw thread 111 of connection, and the hole wall of through hole 12 is also spaced the second screw thread 111 provided with abutment ring muscle 112, abutment ring muscle 112 has
There is the bearing surface 112a towards stationary plane 213；And
Seal 3, including the sealing ring 31 annularly set, sealing ring 31 have the first relative anchor ring 311 and second
Anchor ring 312, the first anchor ring 311 is used to be adapted to the enlarging outer surface for fitting in refrigerant pipe, the second anchor ring 312 and bearing surface 112a phases
Abut.
It is appreciated that refrigerant pipe 4 includes refrigerant tube body 42 and the refrigerant pipe enlarging 41 located at the one end of refrigerant tube body 42；
In addition, in the present embodiment, the diameter of fixing head 23 is more than fixing pipe 21, with welding hole, for being fixedly welded on air conditioner
Refrigerant connected entrance, certainly, in other embodiment, fixing head 23 can also be fixed in the refrigerant of air conditioner by other means
Connected entrance, the design is not restricted to this.
Technical solutions of the utility model pass through in the position of attaching nut 1 and the pressing refrigerant pipe of pipe joint body 2 enlarging 41
Set up a seal 3, seal 3 has the of the bearing surface 112a of adaptation laminating refrigerant pipe enlarging 41 and attaching nut 1 respectively
One anchor ring 311 and the second anchor ring 312, in this way, effectively improving the connection sealing at refrigerant pipe enlarging 41, it will be understood that by this
Pipe joint applies the field of pipeline connection in the air conditioner equipped with flammable coolant system, can better ensure that the close of refrigerant pipe 4
Feng Xing, it is to avoid secondary refrigerant leakage, effectively improves the security that the air conditioner is used.
Further, reference picture 3, stationary plane 213 is by facing the axis of fixing pipe 21 week of fixing pipe 21 and away from solid
The direction for determining head 23 tilts extension.It is appreciated that being arranged such, the free end of fixing pipe 21 is in away from the convex of fixing head 23
Shape, convex side face is the stationary plane 213.It should be noted that the design not limited to this, in other embodiment, stationary plane 213 by
Extension is tilted by the direction of the axis and fixing head 23 that face fixing pipe 21 week of fixing pipe 21.
Further, reference picture 2 is to Fig. 4, stationary plane 213, bearing surface 112a, the first anchor ring 311 and the second anchor ring 312
Gradient it is consistent.It is appreciated that being arranged such, the sealing ring 31 of seal 3 is the consistent annular of inner and outer circumferential surfaces gradient, reduction
The technique productions difficulty of sealing ring 31, improves production efficiency.It should be noted that the design not limited to this, in other embodiment
In, stationary plane 213 is different with bearing surface 112a gradient, the gradient one of the first anchor ring 311 and stationary plane 213 of sealing ring 31
Cause, the second anchor ring 312 of sealing ring 31 is consistent with bearing surface 112a gradient.
Further, the gradient scope of stationary plane 213 is 40 °~45 °.It is appreciated that the gradient scope of stationary plane 213 is
Bearing surface 112a, the first anchor ring 311 and the second anchor ring 312 gradient scope；The gradient of stationary plane 213 is too small, stationary plane 213
The vertical pressure applied with bearing surface 112a to sealing ring 31 is too small, and sealing ring 31 is easily skidded off from installation site, so that sealing
The loss of seal of ring 31 is acted on；The gradient of stationary plane 213 is excessive, is pressed on the refrigerant pipe between the first anchor ring 311 and stationary plane 213
The deformation of enlarging 41 is excessive, is easily damaged it, and can not recover deformation.
Further, reference picture 1, Fig. 3 and Fig. 5, pipe joint body 2 also include a seal pipe 22, the freedom of fixing pipe 21
End face is held also to include a mounting surface 212, stationary plane 213 is connected to the periphery of mounting surface 212；Seal pipe 22 is located at mounting surface 212
On, extend towards the direction away from fixing head 23, the diameter of seal pipe 22 is less than fixing pipe 21, and can plug into refrigerant tube body
In 42.In the present embodiment, the length range of seal pipe 22 is 5mm~8mm, and diameter range is 6.5mm~9.8mm；It is appreciated that
The diameter of seal pipe 22 is slightly less than the Circularhole diameter of refrigerant tube body 42, so that seal pipe 22 is plugged after refrigerant tube body 42,
The side face of seal pipe 22 is close to the circular-hole internal-wall of refrigerant tube body 42, better ensures that the sealing that refrigerant pipe is connected with pipe joint
Property.
Further, reference picture 4 and Fig. 6, seal 3 also include a lock sleeve 32, and lock sleeve 32 is connected to sealing ring 31
Inner ring edge, and lock sleeve 32 is spaced and is set in the outer peripheral face of seal pipe 22；When seal pipe 22 inserts refrigerant tube body 42, lock
The outer peripheral face of the inner peripheral surface adaptation laminating refrigerant tube body 42 of tight set 32.In the present embodiment, refrigerant tube body 42 is connected to refrigerant
One end of pipe pipe enlarging is locking end (not shown), with a locking gradient；It is appreciated that connecting as pipe joint body 2 is screwed in
The locking end of connected nut 1, parallel and horizontally disposed lock sleeve 32 and the extruding of seal pipe 22 refrigerant tube body 42, makes its deformation be in
Horizontal-extending, then there is vertical pressure to locking end in lock sleeve 32 with seal pipe 22, due to the reciprocity that power is acted on, locking
End can also produce vertical coupling mechanism force to lock sleeve 32 and seal pipe 22, even if in this way, user's imprudence unscrews attaching nut 1
Or split out, the lock sleeve 32 of seal 3 remains to pipe joint and refrigerant pipe being sealed connected together, and will not cause secondary refrigerant leakage,
Further increase the security that air conditioner is used.
Further, the development length scope of lock sleeve 32 is 6mm~10mm.It is appreciated that the extension of lock sleeve 32 is long
Spend small, the length that it produces interaction force with locking end is too small, so that coupling mechanism force between the two is smaller, seal 3
Locking effect is poor；The development length of lock sleeve 32 is excessive, can cause to produce the waste of structure, increase the cost of seal 3.
Further, the junction of reference picture 6, sealing ring 31 and lock sleeve 32 is connected by the rounding off of rounded corner 33.
It is appreciated that be arranged such, during the screw-in of pipe joint body 2, the guiding tube joint body 2 of rounded corner 33 of seal 3
The insertion of seal pipe 22 refrigerant tube body 42, make the insertion process of seal pipe 22 more smooth.
Further, abutment ring muscle 112 also includes an annular stitching surface 112b that laminating is adapted to lock sleeve 32, annular pressure
Connected between conjunction face 112b and annular abutment face 112a also by the transition of rounded corner 33.It is appreciated that being arranged such, make pipe joint
During the screw-in of body 2, the lock sleeve 32 of seal 3 is more swimmingly plugged in the through hole that abutment ring muscle 112 is enclosed.
Further, attaching nut 1, pipe joint body 2 and seal 3 are copper fitting.It is appreciated that copper is existing
The wide variety of metal material in condensation pipe of air conditioner field in technology, easily obtain and Stability Analysis of Structures, be applied to attaching nut 1,
On pipe joint body 2 and seal 3, the stability of three's connection can be effectively improved.It should be noted that the design is not limited to
This, in other embodiment, attaching nut 1, pipe joint body 2 and seal 3 also can be by the stable metal materials of other structures
Material is made.
The utility model also proposes a kind of tube joint assembly, the refrigerant connected entrance for connecting air conditioner, the pipe joint group
Part includes refrigerant pipe and is connected to the pipe joint of refrigerant pipe, and the concrete structure of the pipe joint is with reference to above-described embodiment, due to this pipe
Adapter assembly employs whole technical schemes of above-mentioned all embodiments, therefore at least has the technical scheme institute of above-described embodiment
All beneficial effects brought, this is no longer going to repeat them.
The utility model also proposes a kind of air conditioner, and the air conditioner includes refrigerant connected entrance and is connected to the refrigerant connected entrance
Pipe joint, the concrete structure of the pipe joint is with reference to above-described embodiment, because this air conditioner employs above-mentioned all embodiments
Whole technical schemes, therefore all beneficial effects that at least technical scheme with above-described embodiment is brought, it is not another herein
One repeats.
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 (11)
1. a kind of pipe joint, refrigerant connected entrance and refrigerant pipe for connecting air conditioner, it is characterised in that including：
Pipe joint body, including with the refrigerant connected entrance fix fixing head and with consolidating that the fixing head is connected
Fixed tube, the outer peripheral face of the fixing pipe is provided with the first screw thread, and the free end end face of the fixing pipe is included for the refrigerant pipe
The stationary plane that enlarging inner surface fits；
Attaching nut, including the nut body with through hole, the through hole hole wall are provided with what is be connected with first threaded adapter
Second screw thread, and the through hole hole wall is also spaced second screw thread provided with abutment ring muscle, the abutment ring muscle has towards institute
State the bearing surface of stationary plane；And
Seal, including the sealing ring annularly set, the sealing ring have relative the first anchor ring and the second anchor ring, described
First anchor ring is used to be adapted to the enlarging outer surface for fitting in the refrigerant pipe, and second anchor ring is abutted against with the bearing surface.
2. pipe joint as claimed in claim 1, it is characterised in that the stationary plane is faced described solid by the week of the fixing pipe
The axis of fixed tube and the direction inclination extension away from the fixing head.
3. pipe joint as claimed in claim 2, it is characterised in that the gradient scope of the stationary plane is 40 °~45 °.
4. pipe joint as claimed in claim 2, it is characterised in that the stationary plane, bearing surface, the first anchor ring and the second ring
The gradient in face is consistent.
5. the pipe joint as described in Claims 1-4 any one, it is characterised in that it is close that the pipe joint body also includes one
Tube sealing, the free end end face of the fixing pipe also includes a mounting surface, and the stationary plane is connected to the periphery of the mounting surface；Institute
Seal pipe is stated on the mounting surface, is extended towards the direction away from the fixing head, the diameter of the seal pipe is less than institute
Fixing pipe is stated, and can be plugged in the refrigerant pipe.
6. pipe joint as claimed in claim 5, it is characterised in that the seal also includes a lock sleeve, the lock sleeve
The inner ring edge of the sealing ring is connected to, and the lock sleeve interval is set in the outer peripheral face of the seal pipe；
When the seal pipe inserts the refrigerant pipe, the periphery of the inner peripheral surface adaptation laminating refrigerant pipe of the lock sleeve
Face.
7. pipe joint as claimed in claim 6, it is characterised in that the junction of the sealing ring and lock sleeve passes through rounded corner
Rounding off is connected.
8. a kind of tube joint assembly, the refrigerant connected entrance for connecting air conditioner, it is characterised in that including：
Refrigerant pipe, including refrigerant tube body and the refrigerant pipe enlarging positioned at described refrigerant tube body one end；
Pipe joint body, including with the refrigerant connected entrance fix fixing head and with consolidating that the fixing head is connected
Fixed tube, the outer peripheral face of the fixing pipe is provided with the first screw thread, and the free end end face of the fixing pipe includes expanding for the refrigerant pipe
The stationary plane that intraoral surface fits；
Attaching nut, including the nut body with through hole, the through hole hole wall are provided with what is be connected with first threaded adapter
Second screw thread, and the through hole hole wall is also spaced second screw thread provided with abutment ring muscle, the abutment ring muscle has towards institute
State the bearing surface of stationary plane；And
Seal, including the sealing ring annularly set, the sealing ring have relative the first anchor ring and the second anchor ring, described
First anchor ring is used to be adapted to the outer surface for fitting in the refrigerant pipe enlarging, and second anchor ring is abutted against with the bearing surface.
9. tube joint assembly as claimed in claim 8, it is characterised in that the pipe joint body also includes a seal pipe, institute
Stating the free end end face of fixing pipe also includes a mounting surface, and the stationary plane is connected to the periphery of the mounting surface；The sealing
Pipe is located on the mounting surface, extends towards the direction away from the fixing head, and the diameter of the seal pipe is less than the fixation
Pipe, and can plug in the refrigerant pipe.
10. tube joint assembly as claimed in claim 9, it is characterised in that the seal also includes a lock sleeve, the lock
Tight set is connected to the inner ring edge of the sealing ring, and the lock sleeve interval is set in the outer peripheral face of the seal pipe；
One end that the refrigerant tube body is connected to the refrigerant pipe enlarging has a locking gradient, for the lock of the seal
Tight cover locking.
11. a kind of air conditioner, it is characterised in that the pipe including refrigerant connected entrance and as described in claim 1 to 7 any one connects
Head, the refrigerant connected entrance is fixed in the fixing head of the fixing pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621476154.9U CN206398220U (en) | 2016-12-29 | 2016-12-29 | Pipe joint, tube joint assembly and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621476154.9U CN206398220U (en) | 2016-12-29 | 2016-12-29 | Pipe joint, tube joint assembly and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206398220U true CN206398220U (en) | 2017-08-11 |
Family
ID=59517107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621476154.9U Expired - Fee Related CN206398220U (en) | 2016-12-29 | 2016-12-29 | Pipe joint, tube joint assembly and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206398220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109424805A (en) * | 2017-08-28 | 2019-03-05 | 艾默生环境优化技术(苏州)有限公司 | Sealing connection structure, functional part, thermal expansion valve and system |
-
2016
- 2016-12-29 CN CN201621476154.9U patent/CN206398220U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109424805A (en) * | 2017-08-28 | 2019-03-05 | 艾默生环境优化技术(苏州)有限公司 | Sealing connection structure, functional part, thermal expansion valve and system |
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Granted publication date: 20170811 Termination date: 20181229 |