CN104455829B - Connecting pipe assembly for large automobile chassis - Google Patents
Connecting pipe assembly for large automobile chassis Download PDFInfo
- Publication number
- CN104455829B CN104455829B CN201410714140.5A CN201410714140A CN104455829B CN 104455829 B CN104455829 B CN 104455829B CN 201410714140 A CN201410714140 A CN 201410714140A CN 104455829 B CN104455829 B CN 104455829B
- Authority
- CN
- China
- Prior art keywords
- cutting ferrule
- pipeline section
- sealing ring
- shoulder hole
- section
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 65
- 238000005520 cutting process Methods 0.000 claims description 54
- 238000009434 installation Methods 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L43/00—Bends; Siphons
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The invention discloses a connecting bent pipe assembly for a large automobile chassis. The connecting bent pipe assembly comprises a joint body, an external member and a mated straight-through pipe. The joint body comprises a ferrule pipe section, a straight pipe section and a bent pipe section. The joint body is formed by sequentially connecting the ferrule pipe section, the bent pipe section and the straight pipe section. The ferrule pipe section is connected with the external member in a matched mode, and the straight pipe section is connected with the mated straight-through pipe in a matched mode. The external member comprises an outer sleeve, a ferrule, a pressing sheet, a V-shaped sealing ring and a lining core. A first inner cavity, a first stepped hole and a second stepped hole are formed in the ferrule pipe section of the joint body, a large end face is arranged at one end of the lining core, and the large end face and the first stepped hole are installed in a matched mode. The connecting pipe assembly has the advantages of being firm in connection, good in sealing performance and the like, the structure is simple, use is convenient, no gasket needs to be additionally arranged, welding is not needed, materials are saved, and repeated installing and detaching performance is good; the sealing reliability can be guaranteed, a combined part is not prone to leakage, and service life is long.
Description
[technical field]
The present invention relates to pipe fitting interconnection technique field, particularly Large Chassis are led with the technology of connecting pipe assembly
Domain.
[background technology]
Pipe fitting is the general designation of the parts playing the effects such as connection, control, break-in, shunting, sealing, support in pipe-line system,
It is by the important component part of pipe connecting line, socket fitting, threaded fitting, flanged fitting can be divided into according to method of attachment
With weld-end fittings four class.Pipe fitting is multiplex to be made with pipe identical material, has elbow, flange, three-way pipe, four-way pipe and reduced pipe
Deng.
Pipe fitting is generally used to transmit fluid, for preventing fluid leakage, typically requires to be to be seamlessly connected it is desirable to phase between pipe fitting
Pipe fitting even has the size cooperating, and by certain combination connecting pipe, when such as socket joint connects, typically needs
To install in joint or to be wound around encapsulant, when pipe thread connects, adapting device to be had, when flange connects, need many
Accessory.
Typically now Large Chassis connecting pipe all adopts collar joint, the catenation principle of ferrule-type compression joint
It is to be fastened in sharp multiple-cutting-edge under the screw-down torque effect of increase of going forward one by one gradually to cut the outer wall of steel pipe, reached the pipe reliably sealing
Part connects purpose.The specification requirement of adapted pipe is more flexible, after being connected with pipeline, has the spies such as the firm, good seal performance of connection
Point, collar joint structure is simple, easy to use, it is superior to manufacture, profile is lightly attractive in appearance, without cushioning circle, without welding, saving
Material, repeatedly assembly and disassembly performance are good；Because clamping sleeve blow-out patch is without welding, thus decreasing the shadow to systematic function for the pipeline impurity
Ring.Therefore it is widely used, when Large Chassis pipe fitting connects, the combination of each pipe fitting is cutting ferrule and connects, exist lacks
Falling into is that bound fraction easily gap using after a period of time, easily produces leakage.
[content of the invention]
The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of Large Chassis total with connecting pipe
Become, connect firm, good seal performance, structure is simple, easy to use, bound fraction is not susceptible to reveal, long service life.
For achieving the above object, the present invention proposes a kind of Large Chassis connecting pipe assembly, including fittings body,
External member, supporting straight pipe, described fittings body includes cutting ferrule pipeline section, straight length, bend loss, and fittings body is successively by cutting ferrule pipeline section, curved
Pipeline section, straight length are formed by connecting；Described cutting ferrule pipeline section is in mating connection with external member, and straight length is matched with supporting straight pipe even
Connect；Described external member includes overcoat, cutting ferrule, compressing tablet, V-shaped sealing ring, interior lining core；First is had in the cutting ferrule pipeline section of described fittings body
Inner chamber, the first shoulder hole, the second shoulder hole, interior lining core one end is provided with large end face, and large end face and the cooperation of the first shoulder hole are installed, interior
V-shaped sealing ring, compressing tablet, cutting ferrule are set with lining core, V-shaped sealing ring coordinates installation with the second shoulder hole of cutting ferrule pipeline section successively；
Described first shoulder hole is located at the inner side of cutting ferrule pipeline section, and the second ladder hole position is leaned in the outside of the first shoulder hole, the second shoulder hole
The openend of nearly cutting ferrule pipeline section；Described interior lining core and the first shoulder hole extruding cooperation, the V-shaped sealing ring press-in second-order of interior lining core
Terraced hole, realizes the sealing between external member and cutting ferrule pipeline section；Described V-shaped sealing ring is connected with compressing tablet, and compressing tablet is connected with cutting ferrule,
Overcoat is installed outside cutting ferrule, between cutting ferrule and overcoat, compression is installed, compressing tablet and overcoat are also joined with the second shoulder hole of cutting ferrule pipeline section
Close and install, described supporting straight pipe includes conical section, big pipeline section, connects pipeline section, supporting straight pipe is successively by conical section, big pipe
Section, connection pipeline section are formed by connecting, and have tapered opening, the big end of tapered opening is opened to the outer end of fittings body in described straight length,
The conical section of supporting straight pipe is matched with tapered opening installation, realizes tapered opening and is connected with the tapered squeezing of conical section, institute
State and a o type sealing ring, the 2nd o type sealing ring, the 3rd o type sealing ring are sequentially installed with conical section, a o type sealing
Tapered opening clamp-oned by circle, the 2nd o type sealing ring, the 3rd o type sealing ring, realizes the sealing between tapered opening and conical section,
Have groove between the big pipeline section of described supporting straight pipe and connection pipeline section, the 4th o type sealing ring is installed in groove, described
Second inner chamber is had, the first inner chamber of cutting ferrule pipeline section is connected with second inner chamber by bend loss, the angle of bend loss in straight length
Spend for 90 °, described liner in-core has the 3rd inner chamber, the first inner chamber of cutting ferrule pipeline section and the 3rd intracavity inter-connection.
Beneficial effects of the present invention: the present invention is connected by bite type and cone is tightly connected, have reached and have been tightly connected curved leading to
Pipe fitting purpose, after being connected with pipeline, the features such as have connection firm, good seal performance, structure is simple, easy to use, manufacture essence
Good, profile is lightly attractive in appearance, without cushioning circle, without welding, material-saving, repeatedly assembly and disassembly performance good；The compressing tablet of increase, cutting ferrule, v
Type sealing ring and multiple o type ring structure, can guarantee that the reliability of sealing, and bound fraction is not susceptible to reveal, service life
Long.
The feature of the present invention and advantage will combine accompanying drawing by embodiment and be described in detail.
[brief description]
Fig. 1 is a kind of structural representation of present invention Large Chassis connecting pipe assembly；
Fig. 2 is a kind of cutting ferrule connection diagram of present invention Large Chassis connecting pipe assembly；
Fig. 3 is a kind of taper connection schematic diagram of present invention Large Chassis connecting pipe assembly；
Fig. 4 is a kind of fittings body schematic diagram of present invention Large Chassis connecting pipe assembly.
In figure: 1- fittings body, 11- cutting ferrule pipeline section, 111- first inner chamber, 112- first shoulder hole, 113- second shoulder hole,
12- straight length, 121- second inner chamber, 122- tapered opening, 13- bend loss, 2- external member, 21- overcoat, 22- cutting ferrule, 23- compressing tablet,
Lining core, 251- large end face, 252- the 3rd inner chamber, the supporting straight pipe of 3-, 31- conical section, the big pipe of 32- in 24-v type sealing ring, 25-
Section, 33- connect pipeline section, 34- groove 34,4- the o type sealing ring, 5- the 2nd o type sealing ring, 6- the 3rd o type sealing ring,
7- the first o type sealing ring.
[specific embodiment]
Refering to Fig. 1～Fig. 4, the present invention, including fittings body 1, external member 2, supporting straight pipe 3, described fittings body 1 includes cutting ferrule
Pipeline section 11, straight length 12, bend loss 13, fittings body 1 is formed by connecting by cutting ferrule pipeline section 11, bend loss 13, straight length 12 successively；Institute
State cutting ferrule pipeline section 11 in mating connection with external member 2, straight length 12 is in mating connection with supporting straight pipe 3；Described external member 2 includes outer
Set 21, cutting ferrule 22, compressing tablet 23, V-shaped sealing ring 24, interior lining core 25；First inner chamber is had in the cutting ferrule pipeline section 11 of described fittings body 1
111st, the first shoulder hole 112, the second shoulder hole 113, interior lining core 25 one end is provided with large end face 251, large end face 251 and the first ladder
Hole 112 cooperation is installed, and interior lining core 25 is set with V-shaped sealing ring 24, compressing tablet 23, cutting ferrule 22, V-shaped sealing ring 24 and cutting ferrule successively
Second shoulder hole 113 cooperation of pipeline section 11 is installed；Described V-shaped sealing ring 24 is connected with compressing tablet 23, compressing tablet 23 and cutting ferrule 22 phase
Connect, outside cutting ferrule 22, overcoat 21 be installed, between cutting ferrule 22 and overcoat 21, compression is installed, compressing tablet 23 and overcoat 21 also with cutting ferrule pipe
Second shoulder hole 113 cooperation of section 11 is installed.
Described supporting straight pipe 3 includes conical section 31, big pipeline section 32, connects pipeline section 33, and supporting straight pipe 3 is successively by taper
Section 31, big pipeline section 32, connection pipeline section 33 are formed by connecting.Tapered opening 122 is had in described straight length 12, tapered opening 122
Big end is opened to the outer end of fittings body 1, and the conical section 31 of supporting straight pipe 3 is matched with tapered opening 122 installation, realizes taper and opens
Mouth 122 is connected with the tapered squeezing of conical section 31.First o type sealing ring 4, the 2nd o are sequentially installed with described conical section 31
Type sealing ring 5, the 3rd o type sealing ring 6, a o type sealing ring 4, the 2nd o type sealing ring 5, the 3rd o type sealing ring 6 are clamp-oned
Tapered opening 122, realizes the sealing between tapered opening 122 and conical section 31.The big pipeline section 32 of described supporting straight pipe 3 and company
Have groove 34 between nozzle belt 33, the 4th o type sealing ring 7 is installed in groove 34.Described interior lining core 25 and the first shoulder hole
112 extruding cooperations, the V-shaped sealing ring 24 of interior lining core 25 is pressed into the second shoulder hole 113, realizes between external member 2 and cutting ferrule pipeline section 11
Sealing.Described first shoulder hole 112 is located at the inner side of cutting ferrule pipeline section 11, and the second shoulder hole 113 is located at the first shoulder hole 112
Outside, the second shoulder hole 113 is near the openend of cutting ferrule pipeline section 11.Second inner chamber 121, cutting ferrule pipe is had in described straight length 12
The first inner chamber 111 of section 11 is connected with second inner chamber 121 by bend loss 13, and the angle of bend loss 13 is 90 °.Described liner
The 3rd inner chamber 252 is had, the first inner chamber 111 of cutting ferrule pipeline section 11 is connected with the 3rd inner chamber 252 in core 25.
The course of work of the present invention:
In the course of the work, two openings of fittings body 1 divide a kind of Large Chassis of present invention connecting pipe assembly
It is not connected with external member 2 and supporting straight pipe 3 fitted seal, by external member 2 press-in connector body 1, interior lining core 25 can compress the first rank
Terraced hole 112, compressing tablet 23 and overcoat 21 can compress cutting ferrule pipeline section 11 inwall, and interior lining core realized by the V-shaped sealing ring 24 outside interior lining core 25
Sealing between 25 and cutting ferrule pipeline section 11；The conical section 31 of supporting straight pipe 3 is matched with tapered opening 122 installation, realizes cone
Shape opening 122 is connected with the tapered squeezing of conical section 31.Be sequentially installed with described conical section 31 a o type sealing ring 4,
Two o type sealing rings 5, the 3rd o type sealing ring 6, a o type sealing ring 4, the 2nd o type sealing ring 5, the 3rd o type sealing ring 6
Clamp-on tapered opening 122, realize the sealing between tapered opening 122 and conical section 31.
The present invention is connected by bite type and cone is tightly connected, and has reached and has been tightly connected curved way pipe fitting purpose, with pipeline even
After connecing, the features such as have connection firm, good seal performance, structure is simple, easy to use, it is superior to manufacture, profile is lightly attractive in appearance, no
With cushioning circle, without welding, material-saving, repeatedly assembly and disassembly performance good；Increased compressing tablet 23, cutting ferrule 22, V-shaped sealing ring 24 and many
Individual o type ring structure, can guarantee that the reliability of sealing, and bound fraction is not susceptible to reveal, long service life.
Above-described embodiment is the description of the invention, is not limitation of the invention, any to simple transformation of the present invention after
Scheme belong to protection scope of the present invention.
Claims (1)
1. a kind of Large Chassis with connecting pipe assembly it is characterised in that: include fittings body (1), external member (2), supporting straight
Siphunculus (3), described fittings body (1) includes cutting ferrule pipeline section (11), straight length (12), bend loss (13), and fittings body (1) is successively by card
Casing section (11), bend loss (13), straight length (12) are formed by connecting；Described cutting ferrule pipeline section (11) is in mating connection with external member (2),
Straight length (12) is in mating connection with supporting straight pipe (3)；Described external member (2) includes overcoat (21), cutting ferrule (22), compressing tablet
(23), V-shaped sealing ring (24), interior lining core (25)；Have in the cutting ferrule pipeline section (11) of described fittings body (1) first inner chamber (111),
First shoulder hole (112), the second shoulder hole (113), interior lining core (25) one end is provided with large end face (251), large end face (251) and the
One shoulder hole (112) cooperation is installed, and interior lining core (25) is set with V-shaped sealing ring (24), compressing tablet (23), cutting ferrule (22), v successively
Type sealing ring (24) coordinates installation with second shoulder hole (113) of cutting ferrule pipeline section (11)；Described first shoulder hole (112) is located at card
The inner side of casing section (11), the second shoulder hole (113) is located at the outside of the first shoulder hole (112), and the second shoulder hole (113) is close
The openend of cutting ferrule pipeline section (11)；Described interior lining core (25) and the first shoulder hole (112) extruding cooperation, the V-shaped of interior lining core (25)
Sealing ring (24) is pressed into the second shoulder hole (113), realizes the sealing between external member (2) and cutting ferrule pipeline section (11)；Described V-shaped sealing
Circle (24) is connected with compressing tablet (23), and compressing tablet (23) is connected with cutting ferrule (22), is provided with overcoat (21), cutting ferrule outside cutting ferrule (22)
(22) compression installation, compressing tablet (23) and overcoat (21) also the second shoulder hole with cutting ferrule pipeline section (11) and overcoat (21) between
(113) cooperation is installed, and described supporting straight pipe (3) includes conical section (31), big pipeline section (32), connects pipeline section (33), supporting straight
Siphunculus (3) is formed by connecting by conical section (31), big pipeline section (32), connection pipeline section (33) successively, has in described straight length (12)
Tapered opening (122), the big end of tapered opening (122) is opened to the outer end of fittings body (1), the conical section of supporting straight pipe (3)
(31) matched installation with tapered opening (122), and the tapered squeezing realizing tapered opening (122) with conical section (31) is connected, institute
State and o type sealing ring (4), the 2nd o type sealing ring (5), the 3rd o type sealing ring are sequentially installed with conical section (31)
(6), o type sealing ring (4), the 2nd o type sealing ring (5), the 3rd o type sealing ring (6) clamp-on tapered opening (122), real
Existing sealing between tapered opening (122) and conical section (31), the big pipeline section (32) of described supporting straight pipe (3) and connection pipeline section
(33) have groove (34) between, the 4th o type sealing ring (7) is installed in groove (34), in described straight length (12), have
Two inner chambers (121), the first inner chamber (111) of cutting ferrule pipeline section (11) is connected with second inner chamber (121) by bend loss (13), curved
The angle of pipeline section (13) is 90 °, has the 3rd inner chamber (252), the first inner chamber of cutting ferrule pipeline section (11) in described interior lining core (25)
(111) it is connected with the 3rd inner chamber (252).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410714140.5A CN104455829B (en) | 2014-11-30 | 2014-11-30 | Connecting pipe assembly for large automobile chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410714140.5A CN104455829B (en) | 2014-11-30 | 2014-11-30 | Connecting pipe assembly for large automobile chassis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104455829A CN104455829A (en) | 2015-03-25 |
| CN104455829B true CN104455829B (en) | 2017-01-25 |
Family
ID=52902340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410714140.5A Active CN104455829B (en) | 2014-11-30 | 2014-11-30 | Connecting pipe assembly for large automobile chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104455829B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5803512A (en) * | 1996-03-22 | 1998-09-08 | Hollnagel; Harold E. | Tube quick connect to female socket |
| JPH11325362A (en) * | 1998-05-13 | 1999-11-26 | Smc Corp | Pipe joint |
| JP3372886B2 (en) * | 1999-02-18 | 2003-02-04 | エスエムシー株式会社 | Pipe fittings |
| CN2553224Y (en) * | 2002-04-29 | 2003-05-28 | 亚大塑料制品有限公司 | Fast replacing joint |
| US8282139B2 (en) * | 2009-03-02 | 2012-10-09 | Ti Group Automotive Systems, Llc | Quick connector with seal assembly retainer |
| CN102758980A (en) * | 2011-04-25 | 2012-10-31 | 湖北欧博汽车部件有限公司 | Novel rotary joint |
| CN204284723U (en) * | 2014-11-30 | 2015-04-22 | 嘉兴迈思特管件制造有限公司 | A kind of Large Chassis connection pipe fitting assembly |
-
2014
- 2014-11-30 CN CN201410714140.5A patent/CN104455829B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104455829A (en) | 2015-03-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A connecting pipe fitting assembly for large automobile chassis Effective date of registration: 20220615 Granted publication date: 20170125 Pledgee: Zhejiang Haiyan Rural Commercial Bank Co.,Ltd. Qinshan sub branch Pledgor: JIAXING MASTER PLUMBING CO.,LTD. Registration number: Y2022330000960 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230720 Granted publication date: 20170125 Pledgee: Zhejiang Haiyan Rural Commercial Bank Co.,Ltd. Qinshan sub branch Pledgor: JIAXING MASTER PLUMBING CO.,LTD. Registration number: Y2022330000960 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CP03 | Change of name, title or address |
Address after: 314300 No.1 Jincheng Road, Qinshan Industrial Zone, Haiyan County, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Meisite Hydraulic Pipe Fitting Co.,Ltd. Address before: 314300 No.1 Jincheng Road, Qinshan Industrial Zone, Haiyan County, Jiaxing City, Zhejiang Province Patentee before: JIAXING MASTER PLUMBING CO.,LTD. |
|
| CP03 | Change of name, title or address |