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CN204420403U - A kind of automobile and Brake pipe joint thereof - Google Patents

A kind of automobile and Brake pipe joint thereof Download PDF

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Publication number
CN204420403U
CN204420403U CN201520042393.2U CN201520042393U CN204420403U CN 204420403 U CN204420403 U CN 204420403U CN 201520042393 U CN201520042393 U CN 201520042393U CN 204420403 U CN204420403 U CN 204420403U
Authority
CN
China
Prior art keywords
tube
pipe joint
wall
hose coupling
stop
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
Application number
CN201520042393.2U
Other languages
Chinese (zh)
Inventor
储军
董良
张岩
应卓凡
胡磊
吴桂宝
窦翠晓
高波
刘万喜
朱砂
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.)
Anhui Jianghuai Automobile Group Corp
Original Assignee
Anhui Jianghuai Automobile Group Corp
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 Anhui Jianghuai Automobile Group Corp filed Critical Anhui Jianghuai Automobile Group Corp
Priority to CN201520042393.2U priority Critical patent/CN204420403U/en
Application granted granted Critical
Publication of CN204420403U publication Critical patent/CN204420403U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Valves And Accessory Devices For Braking Systems (AREA)

Abstract

The utility model belongs to technical field of automobile components, provides a kind of Brake pipe joint of automobile, comprises hard pipe joint, hose coupling, be communicated with described hard pipe joint and described hose coupling be communicated with joint; Described connection joint comprises the straight tube be plugged in described hard pipe joint, is plugged in the connecting tube of described hose coupling and the stop tube being communicated with described straight tube and described connecting tube, and the tube wall of described stop tube is an angle with the tube wall of described straight tube and the tube wall of described connecting tube respectively; Described hard pipe joint is connected in the outer wall of described stop tube, and is locked by the screw thread of its outer wall and described hose coupling.The utility model is by arranging stop tube, and when hose coupling and hard pipe joint are locked, stop tube plays buffer function, thus avoids the junction surface of connecting tube to deform, and ensures the laminating degree of pipeline junction plane, improves the reliability that Brake pipe connects.

Description

A kind of automobile and Brake pipe joint thereof
Technical field
The utility model belongs to technical field of automobile components, is specifically related to a kind of automobile and Brake pipe joint thereof.
Background technique
For brake fluid provides the pipeline of circulation to mainly contain brake hard tube and Brake hose two kinds on automobile, the pipeline static relative to vehicle body position uses brake hard tube usually, usually uses Brake hose relative to the pipeline of vehicle body position motion.Use " male ", the cooperation of " mother " joint between brake hard tube and Brake hose, and be fixed and clamped with screw thread, fully fitted by brake hard tube termination compressive deformation and air brake hose nipple, ensure that brake fluid is not revealed, meet the requirement of car load driving safety.
Existing Brake pipe joint as shown in Figure 1, comprise the hard pipe joint 101 being connected to brake hard tube, be connected to the hose coupling 103 of Brake hose, and be communicated with hard pipe joint 101 and hose coupling 103 be communicated with joint 102, be communicated with joint 102 one end and be plugged in hard pipe joint 101, the other end is bell-mouth structure of air, hose coupling 103 is provided with the cone structure suitable with bell-mouth structure of air, cone structure is plugged in bell-mouth structure of air, make hose coupling 103 and hard pipe joint 101 conducting, and by the tapped hole of hose coupling 103 and the threaded engagement of hard pipe joint 101, cone structure and bell-mouth structure of air are compressed mutually.
Existing connection joint 102 is bell-mouth structure of air, when hard pipe joint 101 is locked with hose coupling 103, bell-mouth structure of air is caused to be subject to the extruding of hard pipe joint 101 and cone structure, and outer wall is the weakness being communicated with joint 102, through being dismounted for multiple times and extruding, outer wall is very easily out of shape, cause the inner wall deformation that bell-mouth structure of air contacts with cone structure, bell-mouth structure of air and cone structure can not be fitted completely, connect tight not, cause the sealing of whole braking line to be deteriorated, finally cause brake fluid to leak, affect braking ability; Meanwhile, the processing of bell-mouth structure of air needs the operation of reaming punching press after first flange can be shaping, and moulding process is loaded down with trivial details, and manufacturing efficiency is low.
Model utility content
The purpose of this utility model is to provide a kind of automobile and Brake pipe joint thereof, by arranging stop tube, when hose coupling and hard pipe joint are locked, stop tube plays buffer function, thus avoid the junction surface of connecting tube to deform, ensure the laminating degree of pipeline junction plane, improve the reliability that Brake pipe connects.
To achieve these goals, the utility model provides following technological scheme:
A Brake pipe joint for automobile, comprises hard pipe joint, hose coupling, be communicated with described hard pipe joint and described hose coupling be communicated with joint; Described connection joint comprises the straight tube be plugged in described hard pipe joint, is plugged in the connecting tube of described hose coupling and the stop tube being communicated with described straight tube and described connecting tube, and the tube wall of described stop tube is an angle with the tube wall of described straight tube and the tube wall of described connecting tube respectively; Described hard pipe joint is connected in the outer wall of described stop tube, and is locked by the screw thread of its outer wall and described hose coupling.
Preferably, described straight tube is coaxial with described stop tube, and described stop tube is the first tapered tube configuration, and one end external diameter that described stop tube is communicated with described straight tube is greater than the external diameter of described hard pipe joint.
Preferably, described hard pipe joint rotates the outer wall being plugged in described straight tube along its axis.
Preferably, described connecting tube is coaxial with described stop tube, and described connecting tube is the second cone-shaped tube structure, and the outer wall of described stop tube and the outer wall of described connecting tube are an angle.
Preferably, the first end of described first tapered tube configuration is relative with the second largest end of described second tapered tube configuration fits and is communicated with.
Preferably, described hose coupling is provided with the cone shape hole suitable with described connecting tube outer wall, and described second tapered tube configuration is plugged in described cone shape hole.
Preferably, described stop tube and described connecting tube and/or described stop tube and described straight tube arc transition.
Preferably, the wall thickness such as described connection joint.
Preferably, described connection joint is formed in one structure.
A kind of automobile, comprises the Brake pipe joint as described in front any one.
The beneficial effects of the utility model are:
The utility model increases stop tube between straight tube and connecting tube, when hose coupling and hard pipe joint are locked, by the buffering of stop tube, hard pipe joint can not direct extruded joint pipe, thus avoid the junction surface of connecting tube to deform, ensure the tightness that hose coupling is connected with connection joint to prevent brake fluid from leaking, the final reliability improving Brake pipe and connect.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art Brake pipe joint;
Fig. 2 is the structural representation of a kind of embodiment of Brake pipe joint provided by the utility model.
Reference character:
In FIG:
101, hard pipe joint, 102, be communicated with joint, 103, hose coupling;
In fig. 2:
201, hard pipe joint, 202, be communicated with joint, 203, hose coupling, 204, straight tube, 205, stop tube, 206, connecting tube.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Please refer to Fig. 2, in a kind of embodiment, Brake pipe joint provided by the utility model, comprises hard pipe joint 201, hose coupling 203, be communicated with hard pipe joint 201 and hose coupling 203 be communicated with joint 202; Be communicated with joint 202 to comprise the straight tube 204 be plugged in hard pipe joint 201, be plugged in the connecting tube 206 of hose coupling 203 and be communicated with the stop tube 205 of straight tube 204 and connecting tube 206, the tube wall of stop tube 205 is an angle with the tube wall of straight tube 204 and the tube wall of connecting tube 206 respectively; Hard pipe joint 201 is connected in the outer wall of stop tube 205, and is locked by the screw thread of its outer wall and hose coupling 203.
Stop tube 205 is increased between the straight tube 204 of above-described embodiment and connecting tube 206, when hose coupling 203 and hard pipe joint 201 are locked, by the buffering of stop tube 205, hard pipe joint 201 can not direct extruded joint pipe 206, thus avoid the junction surface of connecting tube 206 to deform, ensure the tightness that hose coupling 203 is connected with connection joint 202 to prevent brake fluid from leaking, the final reliability improving Brake pipe and connect.
Particularly, the outer wall being communicated in the hard pipe joint 201 of brake hard tube is provided with screw thread, and the endoporus of hard pipe joint 201 is communicated with straight tube 204 plug-in mounting being communicated with joint 202 near one end of screw thread; The hose coupling 203 being communicated in Brake hose is provided with the tapped hole suitable with described screw thread, the endoporus of hose coupling 203 is communicated with connecting tube 206 plug-in mounting being communicated with joint 202 near one end of tapped hole, then hard pipe joint 201 and hose coupling 203 are spirally connected and locks, and to make hard pipe joint 201, connection joint 202, hose coupling 203 three is communicated with successively and tightens up.
Straight tube 204 is coaxial with stop tube 205, and stop tube 205 is in the first tapered tube configuration, and one end external diameter that stop tube 205 is communicated with straight tube 204 is greater than the external diameter of hard pipe joint 201.By coaxial setting, make the flowing of brake fluid more smooth and easy, thus ensure the validity of braking effect.Straight tube 204 and stop tube 205 also can disalignment be arranged, and namely the axis of the two is an angle, and hard pipe joint 201 is stopped at the outer wall of stop tube 205.
Hard pipe joint 201 rotates the outer wall being plugged in straight tube 204 along its axis.This structure is when hard pipe joint 201 is locked with hose coupling 203, and being communicated with joint 202 can not rotate along with hard pipe joint 201, thus the surface friction drag that reduction hard pipe joint 201 is tightened, Brake pipe joint is connected more tight.
Hard pipe joint 201 also with straight tube 204 interference fit or directly can tighten up, so, when hard pipe joint 201 is locked with hose coupling 203, connecting tube 206 and hose coupling 203 can relatively rotate, surface of contact due to the two is seal face, rotation can cause contact surface abrasion, makes the two laminating imprecision, easily causes brake fluid to leak.
Connecting tube 206 is coaxial with stop tube 205, and connecting tube 206 is in the second cone-shaped tube structure, and the outer wall of stop tube 205 and the outer wall of connecting tube 206 are an angle.By coaxial setting, make the flowing of brake fluid more smooth and easy, thus ensure the validity of braking effect.Connecting tube 206 and stop tube 205 also can disalignment be arranged, and namely the axis of the two is an angle.
Preferably, straight tube 204, stop tube 205 and connecting tube 206 three are coaxially arranged, more smooth and easy to make brake fluid flow, and ensure the validity of braking effect.Certainly, the utility model is not limited to above-described embodiment, and straight tube 204, stop tube 205 and connecting tube 206 three can equal disalignments, and the axis of three has angle mutually, or wherein the two is coaxial, and with another one disalignment.
The first end of the first tapered tube configuration is relative with the second largest end of the second tapered tube configuration fits and is communicated with.This structure leaves space between the outer wall and hard pipe joint 201 of stop tube 205, when hard pipe joint 201 is locked with hose coupling 203, larger deformation space can be provided, thus avoid connecting tube 206 be squeezed with the faying surface of hose coupling 203 and be out of shape, prevent Brake pipe from connecting tight not.Certainly, also can fit with the second small end of the second tapered tube configuration and be communicated with by the first small end of the first tapered tube configuration.
Hose coupling 203 is provided with the cone shape hole suitable with connecting tube 206 outer wall, and the second tapered tube configuration is plugged in cone shape hole.This structure makes hose coupling 203 more put in place with the connection of connecting tube 206, and the faying surface of the two is fitted tighter, to ensure the validity of braking.Certainly, Taper Pipe joint 203 also can be plugged in the inwall of connecting tube 206, namely hose coupling 203 is provided with the cone structure suitable with connecting tube 206 inwall, cone structure is plugged in the endoporus of the second tapered tube configuration, this kind of mode hose coupling 203 is subject to the restriction of stop tube 205, the laminating imprecision with connecting tube 206 may be caused, cause brake fluid to leak.
Stop tube 205 and connecting tube 206 and stop tube 205 and straight tube 204 arc transition.This structure is avoided causing stress to concentrate at line connection, prevents pipeline from rupturing, increases the service life.Certainly can only stop tube 205 and connecting tube 206 arc transition, or only stop tube 205 and straight tube 204 arc transition.
Preferred wall thickness such as connection joint 202 grade.To improve the intensity being communicated with joint 202, increase the service life.Being communicated with joint 202 also can wall thickness be different everywhere, namely connecting tube 206, stop tube 205 can be all not identical with the wall thickness of straight tube 204 three; Or only wherein the two is identical, another one is different; Or the wall thickness of connecting tube 206, stop tube 205 and each pipeline of straight tube 204 self is not identical.
Preferred connection joint 202 is formed in one structure.To ensure the sealing of pipeline, reduce assembly technology simultaneously, improve efficiency of assembling.Namely use a pipe by stamping processes once-through.The utility model is not limited to above-described embodiment, and the adjacent pairs in connecting tube 206, stop tube 205 and straight tube 204 three can assemble with another one after once-through again, or three shaping all separately after be assembled together.
Except above-described embodiment, the utility model also proposed a kind of automobile, comprises foregoing Brake pipe joint, the structural reference prior art of other each parts of automobile.
Although the utility model is described in conjunction with above embodiment, but the utility model is not limited to above-described embodiment, and only by the restriction of claim, those of ordinary skill in the art can easily modify to it and change, but do not leave essential idea of the present utility model and scope.

Claims (10)

1. a Brake pipe joint for automobile, comprises hard pipe joint, hose coupling, be communicated with described hard pipe joint and described hose coupling be communicated with joint; It is characterized in that, described connection joint comprises the straight tube be plugged in described hard pipe joint, is plugged in the connecting tube of described hose coupling and the stop tube being communicated with described straight tube and described connecting tube, and the tube wall of described stop tube is an angle with the tube wall of described straight tube and the tube wall of described connecting tube respectively; Described hard pipe joint is connected in the outer wall of described stop tube, and is locked by the screw thread of its outer wall and described hose coupling.
2. Brake pipe joint according to claim 1, is characterized in that, described straight tube is coaxial with described stop tube, and described stop tube is the first tapered tube configuration, and one end external diameter that described stop tube is communicated with described straight tube is greater than the external diameter of described hard pipe joint.
3. Brake pipe joint according to claim 2, is characterized in that, described hard pipe joint rotates the outer wall being plugged in described straight tube along its axis.
4. Brake pipe joint according to claim 2, is characterized in that, described connecting tube is coaxial with described stop tube, and described connecting tube is the second cone-shaped tube structure, and the outer wall of described stop tube and the outer wall of described connecting tube are an angle.
5. Brake pipe joint according to claim 4, is characterized in that, the first end of described first tapered tube configuration is relative with the second largest end of described second tapered tube configuration fits and is communicated with.
6. Brake pipe joint according to claim 5, is characterized in that, described hose coupling is provided with the cone shape hole suitable with described connecting tube outer wall, and described second tapered tube configuration is plugged in described cone shape hole.
7. Brake pipe joint according to claim 6, is characterized in that, described stop tube and described connecting tube and/or described stop tube and described straight tube arc transition.
8. Brake pipe joint according to claim 6, is characterized in that, the wall thickness such as described connection joint.
9. the Brake pipe joint according to any one of claim 1-8, is characterized in that, described connection joint is formed in one structure.
10. an automobile, is characterized in that, comprises the Brake pipe joint as described in any one of claim 1-9.
CN201520042393.2U 2015-01-21 2015-01-21 A kind of automobile and Brake pipe joint thereof Expired - Fee Related CN204420403U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520042393.2U CN204420403U (en) 2015-01-21 2015-01-21 A kind of automobile and Brake pipe joint thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520042393.2U CN204420403U (en) 2015-01-21 2015-01-21 A kind of automobile and Brake pipe joint thereof

Publications (1)

Publication Number Publication Date
CN204420403U true CN204420403U (en) 2015-06-24

Family

ID=53470773

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520042393.2U Expired - Fee Related CN204420403U (en) 2015-01-21 2015-01-21 A kind of automobile and Brake pipe joint thereof

Country Status (1)

Country Link
CN (1) CN204420403U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108194734A (en) * 2018-01-04 2018-06-22 北京新能源汽车股份有限公司 Pipeline connection structure and car
CN109084107A (en) * 2018-09-21 2018-12-25 惠州海卓科赛医疗有限公司 A kind of pipe fitting and its application method
WO2022100277A1 (en) * 2020-11-11 2022-05-19 上海众源燃油分配器制造有限公司 Sealing structure for pipeline connector of r744 air conditioner heat pump system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108194734A (en) * 2018-01-04 2018-06-22 北京新能源汽车股份有限公司 Pipeline connection structure and car
CN109084107A (en) * 2018-09-21 2018-12-25 惠州海卓科赛医疗有限公司 A kind of pipe fitting and its application method
WO2022100277A1 (en) * 2020-11-11 2022-05-19 上海众源燃油分配器制造有限公司 Sealing structure for pipeline connector of r744 air conditioner heat pump system

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd

Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Patentee before: Anhui Jianghuai Automobile Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150624

Termination date: 20190121

CF01 Termination of patent right due to non-payment of annual fee