CN206386586U - A kind of bite type connection enlarging formula steel pipe pipe fitting - Google Patents

A kind of bite type connection enlarging formula steel pipe pipe fitting Download PDF

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Publication number
CN206386586U
CN206386586U CN201621420321.8U CN201621420321U CN206386586U CN 206386586 U CN206386586 U CN 206386586U CN 201621420321 U CN201621420321 U CN 201621420321U CN 206386586 U CN206386586 U CN 206386586U
Authority
CN
China
Prior art keywords
pipe fitting
sealing ring
groove
seal groove
guiding groove
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.)
Withdrawn - After Issue
Application number
CN201621420321.8U
Other languages
Chinese (zh)
Inventor
周剑飞
万海华
张旭东
张丽红
朱振芳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HAIYAN HAIGUAN PIPE FITTING MANUFACTURING Co Ltd
Original Assignee
HAIYAN HAIGUAN PIPE FITTING MANUFACTURING Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HAIYAN HAIGUAN PIPE FITTING MANUFACTURING Co Ltd filed Critical HAIYAN HAIGUAN PIPE FITTING MANUFACTURING Co Ltd
Priority to CN201621420321.8U priority Critical patent/CN206386586U/en
Application granted granted Critical
Publication of CN206386586U publication Critical patent/CN206386586U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of bite type connection enlarging formula steel pipe pipe fitting, including collar joint, hex nut block, preceding guiding groove, preceding sealing ring, intermediate, the first sealing ring, the first seal groove, the second sealing ring, the second seal groove, flared type pipe fitting, rear guiding groove, pipe fitting stop collar, fastening nut, stopper slot.The utility model can be such that flared type steel pipe pipe fitting is connected using bite type, have the advantage of ferrule-type compression joint and flared fitting concurrently, matching is strong, it is rational in infrastructure, easy for installation, anti-vibration, good airproof performance, the failures such as error leakage are less prone to, working condition is good, beneficial to popularization and application.

Description

A kind of bite type connection enlarging formula steel pipe pipe fitting
【Technical field】
The utility model is related to the technical field of pipe fitting, particularly a kind of bite type connection enlarging formula steel pipe pipe fitting Technical field.
【Background technology】
Pipe joint is the fastening means between pipeline and pipeline, is the tie point that can be dismounted between element and pipeline. Indispensable key player is act as in pipe fitting, it is one of two main composition parts of hydraulic pipeline.Pipe joint is used for Instrument isoline is connected, and type of attachment has socket weld or threaded connection.It is mainly used in small-bore low-pressure line, it is frequent for needing The position of assembly and disassembly is used as the final adjustment using threaded fitting pipeline.Structure type preferably uses metal covering contact sealing Structure, the structure type of gasket seal is generally used on the general pipeline such as conveying water, oil, air.Pipe joint has various kind Class, conventional pipe joint can be generally divided into two kinds of hard pipe joint and hose coupling.If the connection according to pipe joint and pipeline Mode is divided, and hard pipe joint has three kinds of flared type, bite type and welded type.Flared fitting Applicable media:Oil, Water, Gas etc. Non-aggressive or Korrosionsmedium pipe joint, the specification requirement of adapted steel pipe are more flexible, after pipeline welding, with connection jail Lean on, good seal performance the features such as, it is thus wide in the systems such as oil refining, chemical industry, light industry, weaving, national defence, metallurgy, aviation, ship It is general to use;It is also applied for the hydraulic drive pipeline such as various mechanical engineerings, machine tool.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of bite type connection enlarging formula steel pipe Pipe fitting, can be such that flared type steel pipe pipe fitting is connected using bite type, have the advantage of ferrule-type compression joint and flared fitting concurrently, Matching is strong, rational in infrastructure, easy for installation, anti-vibration, good airproof performance, is less prone to the failures such as error leakage, and working condition is good It is good, beneficial to popularization and application.
To achieve the above object, the utility model proposes a kind of bite type connection enlarging formula steel pipe pipe fitting, including cutting ferrule Formula joint, hex nut block, preceding guiding groove, preceding sealing ring, intermediate, the first sealing ring, the first seal groove, the second sealing ring, On the outside of second seal groove, flared type pipe fitting, rear guiding groove, pipe fitting stop collar, fastening nut, stopper slot, the collar joint Hex nut block is provided with, the collar joint is internally provided with preceding guiding groove, before the bottom of the preceding guiding groove is provided with Sealing ring, the front portion of the intermediate, which is provided with the first seal groove, first seal groove, is provided with the first sealing ring, described The rear portion of intermediate, which is provided with the second seal groove, second seal groove, is provided with the second sealing ring, the flared type pipe fitting Front end be provided with rear guiding groove, the flared type pipe fitting and be arranged with pipe fitting stop collar, the rear side set of the pipe fitting stop collar Provided with fastening nut, stopper slot is provided with the inside of the fastening nut.
Preferably, the collar joint, intermediate, flared type pipe fitting are sequentially communicated, the collar joint, in Mesosome, the axial line of flared type pipe fitting are located along the same line, and the hex nut block is integral type structure with collar joint.
Preferably, the preceding guiding groove is shaped as the circular arc that bottom is gradually tapered up, the bottom of the preceding guiding groove Limited step is provided with, preceding sealing ring is fixedly installed on limited step.
Preferably, the front-end and back-end of the intermediate are the circular arc that outer end is shunk to inner side, described first is close Sealing groove is arranged on the middle part of intermediate front end, and the cross sectional shape of first sealing ring is circle, the first sealing ring outermost Side is located at outside the first seal groove, and second seal groove is arranged on the top of intermediate rear end, the section of second sealing ring Circle is shaped as, the second sealing ring outermost is located at outside the second seal groove, and first sealing ring and the second sealing ring are equal For elastic seal ring.
Preferably, the rear guiding groove is shaped as the circular arc that bottom is gradually tapered up, the pipe fitting stop collar is arranged In the outside of rear guiding groove, the stopper slot is set in the outside of pipe fitting stop collar.
Set preferably, the right-hand member lateral surface of the collar joint is provided with the inside of flank, the fastening nut There is flank, the collar joint and fastening nut are fixed together by threaded engagement.
The beneficial effects of the utility model:The utility model by by collar joint, hex nut block, preceding guiding groove, Preceding sealing ring, intermediate, the first sealing ring, the first seal groove, the second sealing ring, the second seal groove, flared type pipe fitting, rear guiding Groove, pipe fitting stop collar, fastening nut, stopper slot are combined together, by optimum experimental, can use flared type steel pipe pipe fitting Bite type is connected, and has the advantage of ferrule-type compression joint and flared fitting concurrently, and matching is strong, rational in infrastructure, easy for installation, resists Vibration, good airproof performance, are less prone to the failures such as error leakage, and working condition is good, beneficial to popularization and application.
Feature and advantage of the present utility model will be described in detail by embodiment combination accompanying drawing.
【Brief description of the drawings】
Fig. 1 is a kind of structural representation of bite type connection enlarging formula steel pipe pipe fitting of the utility model.
In figure:Sealing ring, 5- intermediates, 6- first before guiding groove, 4- before 1- collar joints, 2- hex nuts block, 3- Guiding groove, 12- pipes after sealing ring, the seal grooves of 7- first, the sealing rings of 8- second, the seal grooves of 9- second, 10- flared types pipe fitting, 11- Part stop collar, 13- fastening nuts, 14- stopper slots.
【Embodiment】
Refering to Fig. 1, a kind of bite type connection enlarging formula steel pipe pipe fitting of the utility model, including collar joint 1, hexagonal spiral shell Mother tuber 2, preceding guiding groove 3, preceding sealing ring 4, intermediate 5, the first sealing ring 6, the first seal groove 7, the second sealing ring 8, second are close Sealing groove 9, flared type pipe fitting 10, rear guiding groove 11, pipe fitting stop collar 12, fastening nut 13, stopper slot 14, the collar joint 1 outside is provided with hex nut block 2, and the collar joint 1 is internally provided with preceding guiding groove 3, the bottom of the preceding guiding groove 3 Sealing ring 4 before being provided with, the front portion of the intermediate 5, which is provided with the first seal groove 7, first seal groove 7, is provided with the One sealing ring 6, the rear portion of the intermediate 5, which is provided with the second seal groove 9, second seal groove 9, is provided with the second sealing Circle 8, the front end of the flared type pipe fitting 10, which is provided with rear guiding groove 11, the flared type pipe fitting 10, is arranged with pipe fitting stop collar 12, the rear side of the pipe fitting stop collar 12 is arranged with fastening nut 13, and the inner side of fastening nut 13 is provided with stopper slot 14, institute State collar joint 1, intermediate 5, flared type pipe fitting 10 to be sequentially communicated, the collar joint 1, intermediate 5, flared type pipe The axial line of part 10 is located along the same line, and the hex nut block 2 is integral type structure, the leading with collar joint 1 Guide groove 3 is shaped as the circular arc that bottom is gradually tapered up, and the bottom of the preceding guiding groove 3 is provided with limited step, preceding sealing ring 4 It is fixedly installed on limited step, the front-end and back-end of the intermediate 5 are the circular arc that outer end is shunk to inner side, described One seal groove 7 is arranged on the middle part of the front end of intermediate 5, and the cross sectional shape of first sealing ring 6 is circle, first sealing 6 outermosts are enclosed outside the first seal groove 7, second seal groove 9 is arranged on the top of the rear end of intermediate 5, and described second is close The cross sectional shape of seal 8 is circle, and the outermost of the second sealing ring 8 is located at outside the second seal groove 9, first sealing ring 6 It is elastic seal ring with the second sealing ring 8, the rear guiding groove 11 is shaped as the circular arc that bottom is gradually tapered up, the pipe Part stop collar 12 is set in the outside of rear guiding groove 11, and the stopper slot 14 is set in the outside of pipe fitting stop collar 12, the card The right-hand member lateral surface of shell type joint 1 is provided with flank, and the inner side of fastening nut 13 is provided with flank, and the bite type connects First 1 and fastening nut 13 be fixed together by threaded engagement.
Utility model works process:
The utility model by by collar joint 1, hex nut block 2, preceding guiding groove 3, preceding sealing ring 4, intermediate 5, First sealing ring 6, the first seal groove 7, the second sealing ring 8, the second seal groove 9, flared type pipe fitting 10, rear guiding groove 11, pipe fitting Stop collar 12, fastening nut 13, stopper slot 14 are combined together, by optimum experimental, can use flared type steel pipe pipe fitting Bite type is connected, and has the advantage of ferrule-type compression joint and flared fitting concurrently, and matching is strong, rational in infrastructure, easy for installation, resists Vibration, good airproof performance, are less prone to the failures such as error leakage, and working condition is good, beneficial to popularization and application.
It, to explanation of the present utility model, is limited of the present utility model that above-described embodiment, which is, any new to this practicality Scheme after type simple transformation belongs to protection domain of the present utility model.

Claims (6)

1. a kind of bite type connection enlarging formula steel pipe pipe fitting, it is characterised in that:Including collar joint (1), hex nut block (2), preceding guiding groove (3), preceding sealing ring (4), intermediate (5), the first sealing ring (6), the first seal groove (7), the second sealing ring (8), the second seal groove (9), flared type pipe fitting (10), rear guiding groove (11), pipe fitting stop collar (12), fastening nut (13), limit Hex nut block (2) is provided with the outside of position groove (14), the collar joint (1), the collar joint (1) is internally provided with Preceding guiding groove (3), the bottom of the preceding guiding groove (3) is provided with preceding sealing ring (4), and the front portion of the intermediate (5) is provided with First sealing ring (6) is installed, the rear portion of the intermediate (5) is set in the first seal groove (7), first seal groove (7) Have in the second seal groove (9), second seal groove (9) and be provided with before the second sealing ring (8), the flared type pipe fitting (10) End, which is provided with rear guiding groove (11), the flared type pipe fitting (10), is arranged with pipe fitting stop collar (12), the pipe fitting stop collar (12) it is arranged with rear side of on the inside of fastening nut (13), the fastening nut (13) and is provided with stopper slot (14).
2. a kind of bite type connection enlarging formula steel pipe pipe fitting as claimed in claim 1, it is characterised in that:The collar joint (1), intermediate (5), flared type pipe fitting (10) are sequentially communicated, the collar joint (1), intermediate (5), flared type pipe fitting (10) axial line is located along the same line, and the hex nut block (2) is integral type structure with collar joint (1).
3. a kind of bite type connection enlarging formula steel pipe pipe fitting as claimed in claim 1, it is characterised in that:The preceding guiding groove (3) be shaped as the circular arc that bottom is gradually tapered up, the bottom of the preceding guiding groove (3) is provided with limited step, preceding sealing ring (4) it is fixedly installed on limited step.
4. a kind of bite type connection enlarging formula steel pipe pipe fitting as claimed in claim 1, it is characterised in that:The intermediate (5) Front-end and back-end be circular arc that outer end is shunk to inner side, first seal groove (7) is arranged on intermediate (5) front end Middle part, the cross sectional shape of first sealing ring (6) is circle, and the first sealing ring (6) outermost is located at the first seal groove (7) outside, second seal groove (9) is arranged on the top of intermediate (5) rear end, the cross sectional shape of second sealing ring (8) For circle, the second sealing ring (8) outermost is located at the second seal groove (9) outside, first sealing ring (6) and the second sealing It is elastic seal ring to enclose (8).
5. a kind of bite type connection enlarging formula steel pipe pipe fitting as claimed in claim 1, it is characterised in that:The rear guiding groove (11) be shaped as the circular arc that bottom is gradually tapered up, the pipe fitting stop collar (12) is set in the outside of rear guiding groove (11), The stopper slot (14) is set in the outside of pipe fitting stop collar (12).
6. a kind of bite type connection enlarging formula steel pipe pipe fitting as claimed in claim 1, it is characterised in that:The collar joint (1) right-hand member lateral surface is provided with the inside of flank, the fastening nut (13) and is provided with flank, the collar joint (1) it is fixed together with fastening nut (13) by threaded engagement.
CN201621420321.8U 2016-12-22 2016-12-22 A kind of bite type connection enlarging formula steel pipe pipe fitting Withdrawn - After Issue CN206386586U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621420321.8U CN206386586U (en) 2016-12-22 2016-12-22 A kind of bite type connection enlarging formula steel pipe pipe fitting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621420321.8U CN206386586U (en) 2016-12-22 2016-12-22 A kind of bite type connection enlarging formula steel pipe pipe fitting

Publications (1)

Publication Number Publication Date
CN206386586U true CN206386586U (en) 2017-08-08

Family

ID=59490050

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621420321.8U Withdrawn - After Issue CN206386586U (en) 2016-12-22 2016-12-22 A kind of bite type connection enlarging formula steel pipe pipe fitting

Country Status (1)

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CN (1) CN206386586U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106523814A (en) * 2016-12-22 2017-03-22 海盐县海管管件制造有限公司 Sleeve type connection flaring type steel pipe fitting
WO2019042269A1 (en) * 2017-08-28 2019-03-07 艾默生环境优化技术(苏州)有限公司 Sealed connection structure, functional component, thermal expansion valve, and system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106523814A (en) * 2016-12-22 2017-03-22 海盐县海管管件制造有限公司 Sleeve type connection flaring type steel pipe fitting
CN106523814B (en) * 2016-12-22 2018-11-06 海盐县海管管件制造有限公司 A kind of bite type connection enlarging formula steel pipe pipe fitting
WO2019042269A1 (en) * 2017-08-28 2019-03-07 艾默生环境优化技术(苏州)有限公司 Sealed connection structure, functional component, thermal expansion valve, and system

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AV01 Patent right actively abandoned

Granted publication date: 20170808

Effective date of abandoning: 20181106

AV01 Patent right actively abandoned