CN216447642U - Quick-assembly structure of straight-through joint for automobile pipeline - Google Patents
Quick-assembly structure of straight-through joint for automobile pipeline Download PDFInfo
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- CN216447642U CN216447642U CN202122694897.0U CN202122694897U CN216447642U CN 216447642 U CN216447642 U CN 216447642U CN 202122694897 U CN202122694897 U CN 202122694897U CN 216447642 U CN216447642 U CN 216447642U
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Abstract
The application discloses car is fast-assembling structure of straight-through joint for pipeline belongs to the technical field of automobile parts, and its technical scheme main points include: the joint comprises a straight-through joint body, wherein a nut part is arranged in the middle of the straight-through joint body; the lining core is provided with a flange; the fixing sleeve is provided with a bending part; a bushing provided with a first conical surface; the clamping sleeve is provided with a second conical surface matched with the first conical surface, and the clamping sleeve is provided with a bulge arranged on one side of the second conical surface; the direct-connection joint comprises a direct-connection joint body, a lining core, a flange and a fixing sleeve, wherein the direct-connection joint body is provided with a mounting groove, the lining core is arranged in the mounting groove, the flange is abutted against the mounting groove, the direct-connection joint body is provided with a riveting portion arranged on one side of a nut portion, the riveting portion is matched with the fixing sleeve, and the direct-connection joint body is provided with a threaded portion arranged on the other side of the nut portion. The application provides a straight joint has stable structure, and the installation is swift, and increases straight joint's life.
Description
Technical Field
The application belongs to the technical field of automobile parts, especially, relate to a quick-assembling structure of straight-through joint for car pipeline.
Background
At present, a pipe joint in an air brake pipeline of an automobile mainly adopts three forms of a welding type, a flaring type and a clamping sleeve type. The ferrule type pipe joint has the advantages of simple structure, good manufacturability, convenient use, good repeated disassembly and assembly performance and the like, and is gradually developed into the mainstream structural form of the pipe joint of the braking system. The existing ferrule type pipe joint pushes the ferrule to be arranged in the tapered hole to move by screwing the nut, and simultaneously, the tail part of the ferrule is contracted to hold the hose tightly, so that the sealing effect is realized.
The current chinese patent with publication number CN211624469U discloses a through joint body, relates to hardware, aims at solving the problem that the through joint body connectivity and leakproofness are not good, and its technical scheme main points are: a straight-through joint body sequentially comprises an end section, a shoulder section, a hexagonal prism section and a tail section which are fixedly connected with each other and coaxial, wherein end threads and tail threads are respectively arranged on the peripheral walls of the end section and the tail section, through grooves for fluid to penetrate through are formed in the end section, the shoulder section, the hexagonal prism section and the tail section, an annular groove is formed in one side, close to the tail section, of the hexagonal prism section, internal threads are arranged on the side wall of the annular groove, the inner diameter of the annular groove is larger than the inner diameter of the tail threads, and the thread pitch of the internal threads is an integral multiple of the thread pitch of the tail threads.
Although the connecting pipe and the straight joint are connected more tightly, the straight joint is low in installation speed and efficiency, and the installation speed of the straight joint is influenced.
SUMMERY OF THE UTILITY MODEL
The purpose of the embodiment of the present application is to solve the above existing technical problems, and provide a straight joint, which has a stable structure, is quick to install, and increases the service life of the straight joint.
The embodiment of the application provides a fast-assembling structure of straight-through joint for car pipeline, include: the straight-through joint comprises a straight-through joint body, wherein a nut part is arranged in the middle of the straight-through joint body; the lining core is provided with a flange; the fixing sleeve is provided with a bending part; a bushing provided with a first conical surface; the clamping sleeve is provided with a second conical surface matched with the first conical surface, and the clamping sleeve is provided with a bulge arranged on one side of the second conical surface; the direct-connection joint comprises a direct-connection joint body, a lining core, a flange and a fixing sleeve, wherein the direct-connection joint body is provided with a mounting groove, the lining core is arranged in the mounting groove, the flange is abutted against the mounting groove, the direct-connection joint body is provided with a riveting portion arranged on one side of a nut portion, the riveting portion is matched with the fixing sleeve, and the direct-connection joint body is provided with a threaded portion arranged on the other side of the nut portion.
The straight joint body and other parts are conveniently stressed when being installed through the nut part, the straight joint body is conveniently installed, the lining core is installed in the installation groove, the flange is integrally connected with the lining core, the flange is fixedly connected with the installation groove through interference fit, the air leakage phenomenon of the straight joint is reduced, the bending part of the fixing sleeve is matched with the riveting part of the straight joint body, the outer wall surface of the bending part is matched and tightly attached with the riveting part, the movement of the bending part along the axial direction is limited through riveting of the riveting part, the hose is inserted in the straight joint body, the hose is arranged between the lining core and the clamping sleeve, the bulge is abutted against the hose, the clamping sleeve is further deformed, the first conical surface is abutted against the second conical surface, the clamping sleeve moves downwards, the clamping sleeve stabilizes the hose through the bulge, the tight connection between the hose and the straight joint is further increased, the sealing effect is enhanced, and the leakage phenomenon is prevented, and the hose is directly inserted into the straight joint to ensure that the straight joint is more convenient to install, the joint body is convenient to install on other devices of the automobile through the thread part, and the connection is stable and the installation is convenient through the threaded connection.
Further, the ferrule includes: the shrinkage grooves are uniformly distributed around the axis of the cutting sleeve; and the limiting surface is arranged on the outer wall surface of the clamping sleeve and is abutted against the bending part.
When the hose moved down, the arch received the effort to influence and outwards remove, made the cutting ferrule warp to with the hose adaptation to further improve the tight nature of being connected between cutting ferrule and the hose, through spacing face conflict portion of bending, the removal deformation degree of restriction cutting ferrule guarantees that the atress of cutting ferrule is arranged in and is born the within range.
Further, the harness includes: the first limiting part is arranged at one end of the fixing sleeve and extends towards the axis direction; and the outer wall surface of the clamping sleeve is provided with a second limiting part matched with the first limiting part.
The clamping sleeve is limited by the first limiting part and the second limiting part to slide out of the fixing sleeve, the structural stability of the straight joint is improved, and the fixing sleeve and the straight joint body are fixedly connected through the riveting part after the clamping sleeve is installed.
Furthermore, a plurality of springs which are uniformly distributed around the axis of the straight joint body are arranged between the first limiting part and the second limiting part.
The clamping sleeve is fixed to the fixed sleeve through the spring, the spring is arranged between the first limiting portion and the second limiting portion, certain acting force is applied to the clamping sleeve, the clamping sleeve is driven to move to enable the hose to be locked when the hose is pulled out, the hose is pulled out difficultly, and convenience in plugging and pulling out the straight-through connector is improved.
Further, the lining and the straight joint body are provided with a sealing ring, and the sealing ring is elastic.
The sealing performance between the lining and the straight joint body is improved through the sealing ring, the clamping sleeve moves downwards to enable the lining to deform slightly, so that the sealing ring deforms, the contact area between the sealing ring and the lining and between the sealing ring and the straight joint body is increased, and the sealing performance of the sealing ring is further improved.
Further, the seal ring includes: the wear-resistant layer is arranged on the outer wall surface of the sealing ring; and the reinforcing rib is arranged in the sealing ring and is the same as the axis of the sealing ring.
The outer wall cladding of sealing washer has the wearing layer, increases the wear resistance of sealing washer, increases the life of sealing washer, improves the structural strength of sealing washer through the strengthening rib to increase the life of sealing washer, the strengthening rib inlays in the sealing washer, and the axis of strengthening rib and sealing washer is the same.
The beneficial effects of the embodiment of the application are that:
1. arrange in between bushing core and the cutting ferrule through the hose, the hose is pegged graft and is contradicted with the arch after getting into, first conical surface is contradicted in the second conical surface, the spacing face of cutting ferrule is contradicted with the portion of bending, protruding atress outwards removes, shrink groove grow to make the cutting ferrule warp to with the hose adaptation, it is inseparable with the connection of straight joint to further increase the hose, strengthen sealed effect, prevent to appear leaking the phenomenon, and the sealing washer also slightly warp thereupon, increase the area of contact between sealing washer and bush and the straight joint body, further improve the sealing performance of sealing washer.
2. The wear-resisting property of the sealing ring is improved through the wear-resisting layer, the tensile strength and the structural strength of the sealing ring are improved through the reinforcing ribs, and the service life of the sealing ring is prolonged.
3. Through mounting groove and flange in close contact with, fix the lining core on through-connection connects, prevent the arch of cutting ferrule and hose locking when making the hose extract through the spring, improve the convenience of plug between hose and the through-connection connects.
Drawings
FIG. 1 is a schematic structural diagram of a through connection according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram at A of FIG. 1 according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a ferrule according to an embodiment of the present application;
FIG. 4 is a schematic cross-sectional view of a seal ring according to an embodiment of the present disclosure;
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The portable server provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings by specific embodiments and application scenarios thereof.
Example 1:
as shown in fig. 1 and fig. 2, an embodiment of the present application provides a quick-assembling structure of a straight joint for an automobile pipeline, including: a straight joint body 100, a nut portion 110 being provided in the middle of the straight joint body 100; the lining core 200, the said lining core 200 is provided with and flanged 210; the fixing sleeve 300 is provided with a bending part 310; a bushing 400, the bushing 400 being provided with a first tapered surface 410; the ferrule 500 is provided with a second tapered surface 510 matched with the first tapered surface 410, and the ferrule 500 is provided with a protrusion 520 arranged on one side of the second tapered surface 510; the straight-through joint body 100 is provided with a mounting groove 120, the lining core 200 is arranged in the mounting groove 120, the flange 210 is abutted against the mounting groove 120, the straight-through joint body 100 is provided with a riveting portion 130 arranged on one side of the nut portion 110, the riveting portion 130 is matched with the fixing sleeve 300, and the straight-through joint body 100 is provided with a thread portion 140 arranged on the other side of the nut portion 110.
The nut portion 110 is used for facilitating the stress of the straight-through joint body 100 and other parts during installation and facilitating the installation of the straight-through joint body 100, the bushing 200 is installed in the installation groove 120, the flange 210 and the bushing 200 are integrally connected, the flange 210 and the installation groove 120 are fixedly connected through interference fit, the air leakage phenomenon of the straight-through joint is reduced, the bending portion 310 of the fixing sleeve 300 is matched with the riveting portion 130 of the straight-through joint body 100, the outer wall surface of the bending portion 310 is matched and tightly attached with the riveting portion 130, the bending portion 310 is limited to move along the axial direction through the riveting portion 130 in a riveting mode, the hose is inserted into the straight-through joint body 100, the hose is placed between the bushing 200 and the clamping sleeve 500, the bulge 520 is abutted to the hose, the clamping sleeve 500 is deformed, the first conical surface 410 is abutted to the second conical surface 510, the clamping sleeve 500 is moved downwards, the clamping sleeve 500 stabilizes the hose through the bulge 520, and further increases the tight connection between the hose and the straight-through joint, the sealing effect is strengthened, the leakage phenomenon is prevented, the direct joint is more conveniently installed by directly inserting the hose into the direct joint, the joint body is conveniently installed on other devices of the automobile through the thread part 140, and the connection is stable and convenient to install through threaded connection.
Example 2:
as shown in fig. 1, fig. 2, and fig. 3, an embodiment of the present application provides a quick-assembly structure of a straight joint for an automobile pipeline, and in addition to the above technical features, the ferrule 500 includes: the shrinkage grooves 530 are uniformly distributed around the axis of the ferrule 500; and the limiting surface 540 is arranged on the outer wall surface of the clamping sleeve 500 and is abutted against the bending part 310.
Further, the harness 300 includes: the first position-limiting part 320 is arranged at one end of the fixing sleeve 300, and the first position-limiting part 320 extends towards the axial direction; the outer wall surface of the ferrule 500 is provided with a second limiting portion 550 adapted to the first limiting portion 320.
Further, a plurality of springs 600 are disposed between the first limiting portion 320 and the second limiting portion 550 and are uniformly distributed around the axis of the straight joint body 100.
When the hose moved down, protruding 520 receives the effort to influence outside and removes, makes cutting ferrule 500 warp to with the hose adaptation to further improve the connection compactness between cutting ferrule 500 and the hose, contradict portion 310 of bending through spacing face 540, the removal deformation degree of restriction cutting ferrule 500 guarantees that cutting ferrule 500's atress is arranged in and is born the within range.
The clamping sleeve 500 is limited to slide out of the fixing sleeve 300 through the first limiting part 320 and the second limiting part 550, the structural stability of the straight-through connector is improved, and the fixing sleeve 300 is fixedly connected with the straight-through connector body 100 through the riveting part 130 after the clamping sleeve 500 is installed.
Make the structure firm between cutting ferrule 500 and the fixed cover 300 through spring 600, arrange in between first spacing portion 320 and the spacing portion 550 of second through spring 600, to the certain effort of cutting ferrule 500, drive cutting ferrule 500 and remove and make the hose locking when reducing the hose and extracting, lead to the hose to extract hard, improve the convenience of through joint plug.
Example 3:
as shown in fig. 1 and 4, in the present embodiment, in addition to the technical features described above, a quick-assembly structure of a straight joint for an automobile pipeline is provided, and further, the bushing 400 and the straight joint body 100 are provided with a sealing ring 700, where the sealing ring 700 has an elastic shape.
Further, the sealing ring 700 includes: the wear-resistant layer 710 is arranged on the outer wall surface of the sealing ring 700; and the reinforcing ribs 720 are arranged in the sealing ring 700, and have the same axis as that of the sealing ring 700.
The sealing performance between the bushing 400 and the straight joint body 100 is improved by the sealing ring 700, the bushing 400 can be slightly deformed by the downward movement of the cutting sleeve 500, so that the sealing ring 700 is deformed, the contact area between the sealing ring 700 and the bushing 400 and between the sealing ring 700 and the straight joint body 100 is increased, and the sealing performance of the sealing ring 700 is further improved.
The outer wall cladding of sealing washer 700 has wearing layer 710, increases sealing washer 700's wear resistance, increases sealing washer 700's life, improves sealing washer 700's structural strength through strengthening rib 720 to increase sealing washer 700's life, strengthening rib 720 inlays in sealing washer 700, and strengthening rib 720 is the same with sealing washer 700's axis.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a quick-assembling structure of straight-through joint for car pipeline which characterized in that includes:
a straight joint body (100), wherein a nut part (110) is arranged in the middle of the straight joint body (100);
a lining core (200), wherein the lining core (200) is provided with a flange (210);
the fixing sleeve (300), the fixing sleeve (300) is provided with a bending part (310);
a bushing (400), the bushing (400) provided with a first conical surface (410);
the clamping sleeve (500), the clamping sleeve (500) is provided with a second conical surface (510) matched with the first conical surface (410), and the clamping sleeve (500) is provided with a bulge (520) arranged on one side of the second conical surface (510);
the straight-through joint comprises a straight-through joint body (100), a lining core (200), a flange (210), a fixing sleeve (300) and a nut portion (110), wherein the straight-through joint body (100) is provided with a mounting groove (120), the lining core (200) is arranged in the mounting groove (120), the flange (210) is abutted against the mounting groove (120), the straight-through joint body (100) is provided with a riveting portion (130) arranged on one side of the nut portion (110), the riveting portion (130) is matched with the fixing sleeve (300), and the straight-through joint body (100) is provided with a threaded portion (140) arranged on the other side of the nut portion (110).
2. The quick-assembly structure of a straight joint for automobile pipelines according to claim 1, characterized in that the ferrule (500) comprises:
the shrinkage grooves (530), the shrinkage grooves (530) are uniformly distributed around the axis of the cutting sleeve (500);
the limiting surface (540) is arranged on the outer wall surface of the clamping sleeve (500) and abutted against the bending part (310).
3. The quick-assembly structure of a straight-through joint for automobile pipes according to claim 2, characterized in that said fixed sleeve (300) comprises:
the first limiting part (320), the first limiting part (320) is arranged at one end of the fixing sleeve (300) and extends towards the axis direction;
the outer wall surface of the clamping sleeve (500) is provided with a second limiting part (550) matched with the first limiting part (320).
4. The quick-assembly structure of the straight joint for the automobile pipeline as claimed in claim 3, wherein a plurality of springs (600) are arranged between the first limiting portion (320) and the second limiting portion (550) and are uniformly distributed around the axis of the straight joint body (100).
5. The quick-assembly structure of a straight joint for automobile pipelines according to claim 4, characterized in that the bushing (400) and the straight joint body (100) are provided with a sealing ring (700), and the sealing ring (700) has an elastic shape.
6. The quick-assembly structure of a straight-through joint for automobile pipes as set forth in claim 5, characterized in that said sealing ring (700) comprises:
the wear-resistant layer (710), the wear-resistant layer (710) is arranged on the outer wall surface of the sealing ring (700);
the reinforcing rib (720), the strengthening rib (720) is arranged in the sealing ring (700), and the axis of the strengthening rib is the same as that of the sealing ring (700).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122694897.0U CN216447642U (en) | 2021-11-05 | 2021-11-05 | Quick-assembly structure of straight-through joint for automobile pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122694897.0U CN216447642U (en) | 2021-11-05 | 2021-11-05 | Quick-assembly structure of straight-through joint for automobile pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN216447642U true CN216447642U (en) | 2022-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122694897.0U Active CN216447642U (en) | 2021-11-05 | 2021-11-05 | Quick-assembly structure of straight-through joint for automobile pipeline |
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| CN (1) | CN216447642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163959A (en) * | 2022-07-08 | 2022-10-11 | 上海至纯精密制造有限公司 | Ultrapure PFA pipeline connecting device |
-
2021
- 2021-11-05 CN CN202122694897.0U patent/CN216447642U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163959A (en) * | 2022-07-08 | 2022-10-11 | 上海至纯精密制造有限公司 | Ultrapure PFA pipeline connecting device |
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