CN205716104U - Integral type flared tube nut connector - Google Patents
Integral type flared tube nut connector Download PDFInfo
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- CN205716104U CN205716104U CN201620291462.8U CN201620291462U CN205716104U CN 205716104 U CN205716104 U CN 205716104U CN 201620291462 U CN201620291462 U CN 201620291462U CN 205716104 U CN205716104 U CN 205716104U
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- ring
- inclined plane
- flared tube
- ring body
- nut connector
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Abstract
The utility model discloses a kind of integral type flared tube nut connector, including nut connector, flared tube, ring body and pressure ring, flared tube be respectively arranged at two ends with the straight end mouth of pipe and expand the end mouth of pipe, ring body be respectively provided on two sides with the extension for being socketed pipeline and the welding junction for the straight end mouth of pipe that is welded, ring body is provided with the pressure ring for compressing extension, being respectively arranged at two ends with and expand cone-shaped interface and the hickey that the end mouth of pipe matches of nut connector.It substitutes soldering processes by clamp-press type and nut interconnection technique and forms modularity installation standard, simplifies mounting technique, improves pipeline quality of connection, save material cost, eliminates the potential safety hazard of job site.
Description
Technical field
This utility model belongs to technical field of pipeline connection, especially relates to a kind of integral type flared tube nut and connects
Head.
Background technology
Along with the development and progress of science and technology, domestic and the central air-conditioning of commercialization, freezer, air conditioning for automobiles, cold
The HVAC such as hydrophone and air source heat pump field have also been obtained flourish, such as, in recent years before central air-conditioning
Not some speed spreads to huge numbers of families.The installation of central air-conditioning is a complicated system engineering, at present
The central air-conditioning standard installation specification of complete set is not also had on market.On the pipeline Joining Technology of central air-conditioning
It is required for following certain installation standard, could really play the due efficiency of central air-conditioning, reduce the later stage
Maintenance worry.Air-conditioning duct Joining Technology of the prior art generally uses soldering tech, this process
Although widely using, but there is many drawbacks, site operation equipment is complicated, and welding procedure difficulty is big, dynamic
With naked light, there is disaster hidden-trouble, work under bad environment, ensure that job site safety work has strict condition
Limit, and, on-the-spot pipeline enlarging difficulty, enlarging quality is unstable, easily leaks fluorine.
Utility model content
This utility model is for the deficiencies in the prior art, and technical problem to be solved is to provide a kind of integral type
Flared tube nut connector, it substitutes soldering processes by clamp-press type and nut interconnection technique and forms modularity installation
Standard, simplifies mounting technique, improves pipeline quality of connection, saves material cost, eliminates the peace of job site
Full hidden danger.
This utility model is to make above-mentioned technical problem be addressed by the following technical programs.
Integral type flared tube nut connector, including nut connector, flared tube, ring body and pressure ring, flared tube
It is respectively arranged at two ends with the straight end mouth of pipe and expands the end mouth of pipe, the extension being respectively provided on two sides with for being socketed pipeline of ring body
Portion and the welding junction for the straight end mouth of pipe that is welded, ring body is provided with the pressure ring for compressing extension, nut
Being respectively arranged at two ends with and expand cone-shaped interface and the hickey that the end mouth of pipe matches of joint.
As preferably, cone-shaped interface is provided with seal washer.
As preferably, being provided with the annular platform for pipeline described in block in ring body, extension is along away from ring body
Direction end face is gradually reduced to the vertical dimension of axis, and described end face is provided with protruding ring, on the inwall of pressure ring
It is provided with the first inclined plane and the second inclined plane, the low side of the first inclined plane and the high-end connection of the second inclined plane,
First inclined plane is more than the angle of inclination of the second inclined plane near ring body, the angle of inclination of the first inclined plane, the
The height of the peak of one inclined plane is not less than the height at protruding ring top, the height of the minimum point of the first inclined plane
Degree is less than the height of protruding ring minimum point.Further preferably, such as following four scheme:
1. being provided with lining in ring body, the length of lining is not less than extension, and in a tubular form, lining is plugged in described pipe to lining
On the mouth of pipe in road, the end of lining is provided with flange, be provided with bottom welding junction inwall match with flange only
Mouth end face.
2. the width of the first inclined plane is equal with the horizontal range of protruding ring to ring body.As improvement, the first inclined plane
The angle of inclination of the extension between angle of inclination with protruding ring to ring body is identical.
3. the inclined shape of the end face of protruding ring, protruding ring is higher than the one end near ring body away from one end of ring body.
4. the height of the peak of the first inclined plane is equal to the height at protruding ring top.
The beneficial effects of the utility model:
By flared tube is integrally formed integral type standard component structure with nut connector, ring body and pressure ring, can divide
Do not carry out cold connection by clamp-press type and nut connected mode with air-conditioning duct and pipe joint, substitute biography with this
The soldering processes of system, thoroughly solve the potential safety hazard that naked light brings, reduce mounting process difficulty, reduce
The loaded down with trivial details application installing equipment.By being integrated into blocking criteria mounting structure, simplify mounting technique,
Make installation effectiveness high, time saving and energy saving.Cold connection frame for movement application mature and reliable, it is ensured that pipeline safety, resistance to
Use for a long time, substantially increase pipeline quality of connection.This blocking criteria part, by simplifying structure, saves material
Material cost, reduces processing technology difficulty, decreases cost of manufacture.
Accompanying drawing explanation
Fig. 1 be this utility model in working order under sectional structure schematic diagram.
In figure: 1-nut connector, 2-flared tube, 3-ring body, 4-pressure ring, the 5-straight end mouth of pipe, 6-expands the end mouth of pipe, 7-
Extension, 8-cone-shaped interface, 9-hickey, 10-seal washer, 11-annular platform, 12-protruding ring, 13-
First inclined plane, 14-the second inclined plane, 15-lining, 16-flange, 17-seam end face, 18-welding junction.
Detailed description of the invention
Below by embodiment and combine accompanying drawing this utility model is described in detail.
This utility model integral type flared tube nut connector as shown in Figure 1, including nut connector 1, flared tube
2, ring body 3 and pressure ring 4, these four components assemble, by modularization making, the formula standard component structure that is integrated into one,
Preferably employ aluminum alloy material, it is possible to use the titanium-aluminium alloy of external import, it is also possible to according to actual pipeline
Connect required, select rustless steel, copper alloy and metal to mould material-structure again.The two ends of flared tube 2 set respectively
There is the straight end mouth of pipe 5 and expand the end mouth of pipe 6, so can meet the needs that pipeline reducing diameter connects.The both sides of ring body 3
It is respectively provided with the extension 7 of socket pipeline and for the welding junction 18 of the straight end mouth of pipe 5 that is welded, straight end
Macromolecular liquid solder solder technology can be used between the mouth of pipe 5 and welding junction 18 when caliber is little, work as caliber
Time bigger than normal, the soldering technologies such as common electric arc welding can be used, it is ensured that the excellent performance and firm of being tightly connected
Mechanical coupling strength.Ring body 3 is provided with the pressure ring 4 for compressing extension 7, is pressed completely by pressure ring 4
Enter the active force on ring body 3 so that the close pressing of deformation part between pipeline and ring body 3 constitutes high-quality
The bonding strength of amount, thus play and be fastenedly connected the effect preventing from pulling.The two ends of nut connector 1 set respectively
Having and expand cone-shaped interface 8 and the hickey 9 that the end mouth of pipe 6 matches, cone-shaped interface 8 is straight with flared tube 2
Pipeline section keeps matched in clearance, and hickey 9 can accommodate the expansion end mouth of pipe 6 and pass in and out, so can be easily
Assembling, hickey 9 is for connecting the pipe orifice joint of various model, in order to realize better seal
Can, seal washer 10 can be set on cone-shaped interface 8, seal washer 10 uses politef material to possess
Excellent resistance to chemical corrosion, is more suitable for such as central air-conditioning refrigerant pipeline connection and is used, institute in figure
Showing, expanding the end mouth of pipe 6 and fit tightly and be embedded with seal washer 10 with cone-shaped interface 8, pipe orifice joint is screwed onto
On hickey 9 and the front-end edge of pipe orifice joint is closely crimped on seal washer 10, and then realize pipeline
While being docked and connected, also obtain and good be tightly connected performance.
As a kind of specific embodiment, in ring body 3, it is provided with the annular platform 11 for pipeline described in block,
Extension 7 is gradually reduced along the vertical dimension away from ring body 3 direction end face to axis, and described end face is provided with
Protruding ring 12, the inwall of pressure ring 4 is provided with the first inclined plane 13 and the second inclined plane 14, the first inclined plane
The low side of 13 and the high-end connection of the second inclined plane 14, the first inclined plane 13 is near ring body 3, and first tilts
The angle of inclination in face 13 is more than the angle of inclination of the second inclined plane 14, the height of the peak of the first inclined plane 13
Degree is less than protruding ring 12 not less than the height at protruding ring 12 top, the height of the minimum point of the first inclined plane 13
The height of minimum point.Can set up lining 15 in ring body 3, the length of lining 15 is not less than extension 7,
In a tubular form, lining 15 is plugged on the mouth of pipe of described pipeline lining 15, and pipeline is played support and makees by lining 15
With, in extrusion process used for forming, strengthen the deformation bonding strength between pipeline and extension 7, at lining 15
End be provided with flange 16, be provided with the seam end face 17 matched with flange 16 bottom welding junction 18 inwall,
Lining 15 is played the effect that positioning and locking is de-by such structure.Shown in figure, preferably by the first inclined plane 13
Width arrange equal with the horizontal range of protruding ring 12 to ring body 3, after pressure ring 4 pressing completes, first
Inclined plane 13 is embedded just below on the extension 7 between protruding ring 12 to ring body 3, it is to avoid dislocation pressing or
The excessive pressing of person causes the problem of unexpected crimp to occur.Further, by the inclination of the first inclined plane 13
The angle of inclination of the extension 7 that angle is arranged between protruding ring 12 to ring body 3 is identical so that extruding shape
During change, inclined-plane laminating degree is uniform and squeezing effect is optimal.The end face of protruding ring 12 is arranged to skewed, by convex
Playing ring 12 and be disposed above the one end near ring body 3 away from one end of ring body 3, at this moment pressure ring 4 is socketed projection
The point of penetration that ring 12 carries out pressing is peak, produces compressional deformation in point of penetration force, progressively pushes pressure
During ring 4, compressional deformation power uniformly discharges, and convenient mild pushing exerts a force and carry out follow-up pressing action.
The height of the peak of the first inclined plane 13 is equal to the height at protruding ring 12 top, and pressure ring 4 can smooth
It is socketed on protruding ring 12 entrance pressing incision state, the most brief pressure ring 4 size, does not cause material
Material waste, reduces cost.Card between the ring body 3 and pressure ring 4 and the pipeline that use in this detailed description of the invention
The cold attachment structure of pressure type and mounting means, its basic structure and principle are all and Application No.
CN201420538775.X, the patent document of the entitled cold attachment means of a kind of pipeline and Application No.
CN201420867082.5, the technology contents disclosed in patent document of entitled a kind of assembling pipe joint are protected
Holding consistent, the part that structure is different is the application technological improvement point in original technical foundation.
This utility model is not limited to above-described preferred implementation, based on those skilled in the art institute
The known technology that can know or use is caned the various deformation of equivalence replacement and change in prior art
Embodiment, every conceives based on spirit of the present utility model or technology, should be included in this utility model
Protection domain within.
Claims (8)
1. integral type flared tube nut connector, is characterized in that: include nut connector (1), flared tube (2), ring body (3)
With pressure ring (4), flared tube (2) be respectively arranged at two ends with the straight end mouth of pipe (5) and expand the end mouth of pipe (6), ring
Being respectively provided on two sides with the extension (7) for being socketed pipeline and be used for the straight end mouth of pipe (5) that is welded of body (3)
Welding junction (18), ring body (3) is provided with the pressure ring (4) for compressing extension (7), and nut connects
Head being respectively arranged at two ends with and expand cone-shaped interface (8) and the hickey (9) that the end mouth of pipe (6) matches of (1).
Integral type flared tube nut connector the most according to claim 1, is characterized in that: on cone-shaped interface (8)
It is provided with seal washer (10).
Integral type flared tube nut connector the most according to claim 1, is characterized in that: ring body is provided with in (3)
For the annular platform (11) of pipeline described in block, extension (7) is along away from ring body (3) direction end face extremely
The vertical dimension of axis is gradually reduced, and described end face is provided with protruding ring (12), on the inwall of pressure ring (4)
Being provided with the first inclined plane (13) and the second inclined plane (14), the low side of the first inclined plane (13) and second inclines
The high-end connection on inclined-plane (14), the first inclined plane (13) is near ring body (3), the first inclined plane (13)
Angle of inclination more than the angle of inclination of the second inclined plane (14), the peak of the first inclined plane (13)
Highly not less than the height at protruding ring (12) top, the height of the minimum point of the first inclined plane (13) is less than
The height of protruding ring (12) minimum point.
Integral type flared tube nut connector the most according to claim 3, is characterized in that: ring body is provided with in (3)
Lining (15), the length of lining (15) be not less than extension (7), lining (15) in a tubular form, lining (15)
Being plugged on the mouth of pipe of described pipeline, the end of lining (15) is provided with flange (16), welding junction (18)
The seam end face (17) matched with flange (16) it is provided with bottom inwall.
Integral type flared tube nut connector the most according to claim 3, is characterized in that: the first inclined plane (13)
Width equal to the horizontal range of ring body (3) with protruding ring (12).
Integral type flared tube nut connector the most according to claim 3, is characterized in that: the top of protruding ring (12)
The inclined shape in face, protruding ring (12) is higher than the one end near ring body (3) away from one end of ring body (3).
Integral type flared tube nut connector the most according to claim 3, is characterized in that: the first inclined plane (13)
The height of peak equal to the height at protruding ring (12) top.
Integral type flared tube nut connector the most according to claim 5, is characterized in that: the first inclined plane (13)
Angle of inclination and protruding ring (12) to ring body (3) between the angle of inclination of extension (7) identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620291462.8U CN205716104U (en) | 2016-04-08 | 2016-04-08 | Integral type flared tube nut connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620291462.8U CN205716104U (en) | 2016-04-08 | 2016-04-08 | Integral type flared tube nut connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205716104U true CN205716104U (en) | 2016-11-23 |
Family
ID=57309596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620291462.8U Active CN205716104U (en) | 2016-04-08 | 2016-04-08 | Integral type flared tube nut connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205716104U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113227627A (en) * | 2019-02-15 | 2021-08-06 | 大金工业株式会社 | Joint member and unit for air conditioner |
| CN114233970A (en) * | 2021-12-21 | 2022-03-25 | 北京星航机电装备有限公司 | Connecting piece of standard flared pipe, preparation method of connecting piece and standard flared pipe |
| CN114263798A (en) * | 2021-12-31 | 2022-04-01 | 上海至纯精密制造有限公司 | Double-inclined-plane flaring pipeline connecting joint |
-
2016
- 2016-04-08 CN CN201620291462.8U patent/CN205716104U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113227627A (en) * | 2019-02-15 | 2021-08-06 | 大金工业株式会社 | Joint member and unit for air conditioner |
| CN114233970A (en) * | 2021-12-21 | 2022-03-25 | 北京星航机电装备有限公司 | Connecting piece of standard flared pipe, preparation method of connecting piece and standard flared pipe |
| CN114263798A (en) * | 2021-12-31 | 2022-04-01 | 上海至纯精密制造有限公司 | Double-inclined-plane flaring pipeline connecting joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |