CN103899383B - A kind of connection joint - Google Patents
A kind of connection joint Download PDFInfo
- Publication number
- CN103899383B CN103899383B CN201410113526.0A CN201410113526A CN103899383B CN 103899383 B CN103899383 B CN 103899383B CN 201410113526 A CN201410113526 A CN 201410113526A CN 103899383 B CN103899383 B CN 103899383B
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- cavity
- male contact
- snap
- connection joint
- ring
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Abstract
The present invention discloses a kind of connection joint, the one end connecting joint is connected with the male contact on engine, this connection joint comprises connector main body and snap, and connector main body inside is provided with cavity, and one end of cavity is connected with male contact, the other end of cavity is connected with vent-pipe, snap is arranged on cavity inside, and male contact is provided with boss, this male contact insertion cavity, and the boss of this male contact coordinates with snap, this snap is for carrying out spacing to male contact. The present invention by arranging snap in the cavity connecting joint so that when the male contact in engine inserts cavity, the boss of snap and male contact interlocks, and so can be limited the position of male contact by snap, and male contact can not be come off from connecting joint. Staff is when using connection joint provided by the invention, it is only necessary to male contact insertion connected in joint, it is not necessary to carry out screw thread installation, so save the settling time of engine and vent-pipe, it is to increase engine installation efficiency.
Description
Technical field
The present invention relates to crankcase bleed pipe technical field, connect joint in particular to one.
Background technology
When motor car engine is assembled, it is necessary to use the male contact and the crankcase bleed pipe that connect joint and be connected engine.
In prior art, joint is provided with screw thread to the male contact of engine with being connected. When carrying out motor car engine and assemble, first the one end connecting joint is connected with crankcase bleed pipe, then the other end connecting joint is connected by screw thread with the male contact of engine.
In the process realizing the present invention, contriver finds that prior art at least exists following problem:
Connection joint of the prior art carrys out connecting engine employing and is threaded, staff is made to need first to be directed at the screw thread of engine male contact by the screw thread connected on joint in installation process, carry out screw thread installation again, make to connect connection procedure length loaded down with trivial details, consuming time between joint and engine, thus reduce the installation efficiency that motor car engine is overall.
Summary of the invention
In order to solve the problem that prior art connects joint and is connected length loaded down with trivial details, consuming time with engine male contact, embodiments provide one connection joint. Described technical scheme is as follows:
Provide a kind of connection joint, described one end of connection joint is connected with the male contact on engine, described connection joint comprises connector main body and snap, described connector main body inside is provided with cavity, one end of described cavity is connected with described male contact, the other end of described cavity is connected with vent-pipe, described snap is arranged on described cavity inside, described male contact is provided with boss, described male contact inserts described cavity, and the boss of described male contact coordinates with described snap, described snap is for carrying out spacing to described male contact.
Further, described snap comprises annulus and at least one elasticity part, and described annulus and described cavity are coaxially arranged, and one end of described elasticity part is connected with described annulus, and the other end of described elasticity part contacts spacing with the boss of described male contact. Institute is further, described connection joint also comprises limiting plate and the first bending part, described first bending part is arranged on described elasticity part, described limiting plate is arranged on described connector main body the one end being connected with described male contact, described first bending part contacts spacing with the boss of described male contact, and described limiting plate contacts spacing with described first bending part.
Further, described connection joint also comprises the 2nd bending part, and described 2nd bending part is arranged on described first bending part, and it is spacing that described 2nd bending part is used for the contact of the boss to described male contact.
Further, described connection joint also comprises back-up ring, described cavity comprises the first cavity, the 2nd cavity and the 3rd cavity that connect in turn, described first cavity is connected with described male contact, described 3rd cavity is connected with described vent-pipe, described snap is positioned at described first cavity, and described back-up ring is arranged in described 2nd cavity, and described back-up ring and described annulus end face laminating.
Further, described connection joint also comprises the first sealing-ring, and described first sealing-ring is arranged in the 2nd cavity.
Further, described connection joint also comprises the 2nd sealing-ring and isolation ring, and described 2nd sealing-ring and described isolation ring are all arranged in described 2nd cavity, and described isolation ring is arranged between described first sealing-ring and described 2nd sealing-ring.
Further, the internal diameter of the internal diameter of described first cavity, described 2nd cavity and the internal diameter of described 3rd cavity diminish successively.
Further, described 3rd cavity arranged outside has projection, and described vent-pipe is socketed in described projection, and described projection is used for the connection of fastening described 3rd cavity and described vent-pipe.
Further, described first cavity is taper structure, and the direction of described 2nd cavity of the interior radial direction of described first cavity diminishes gradually.
The useful effect that the technical scheme that the embodiment of the present invention provides is brought is:
The present invention by arranging snap in the cavity connecting joint so that when the male contact in engine inserts cavity, the boss of snap and male contact interlocks, and so can be limited the position of male contact by snap, and male contact can not be come off from connecting joint. Staff is when using connection joint provided by the invention, it is only necessary to male contact insertion connected in joint, it is not necessary to carry out screw thread installation, so save the settling time of engine and vent-pipe, it is to increase the installation efficiency that engine is overall.
Accompanying drawing explanation
In order to the technical scheme being illustrated more clearly in the embodiment of the present invention, below the accompanying drawing used required in embodiment being described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the connection joint that the embodiment of the present invention provides;
Fig. 2 is the structural representation of the snap that further embodiment of this invention provides.
Wherein: 1 male contact,
The boss of 2 male contacts,
3 first cavitys,
31 limiting plates,
4 the 2nd cavitys,
5 the 3rd cavitys,
51 is protruding,
6 snaps,
61 annulus,
62 elasticity parts,
The first end of 621 elasticity parts,
2nd end of 622 elasticity parts,
623 first bending parts,
624 the 2nd bending parts,
7 back-up rings,
8 first sealing-rings,
9 isolation rings,
10 the 2nd sealing-rings,
11 cavitys.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Embodiment one
As described in Figure 1, embodiments provide a kind of connection joint, the one end connecting joint is connected with the male contact 1 on engine, this connection joint comprises connector main body and snap 6, connector main body inside is provided with cavity 11, one end of cavity 11 is connected with male contact 1, the other end of cavity 11 is connected with vent-pipe, it is inner that snap 6 is arranged on cavity 11, male contact 1 is provided with boss, this male contact 1 inserts cavity 11, and the boss 2 of this male contact coordinates with snap 6, and this snap 6 is for carrying out spacing to male contact 1.
The present invention by arranging snap 6 in the cavity 11 connecting joint, when making the male contact 1 in engine insert cavity 11, snap 6 interlocks with the boss 2 of male contact, so can be limited the position of male contact 1 by snap 6, and male contact 1 can not be come off from connecting joint. Staff is when using connection joint provided by the invention, it is only necessary to inserted by male contact 1 and connect in joint, it is not necessary to carry out screw thread installation, so save the settling time of engine and vent-pipe, it is to increase the installation efficiency that engine is overall.
Embodiment two
As shown in Figure 1, embodiments provide a kind of connection joint, one end of this connection joint is connected with the male contact 1 on engine, this connection joint comprises connector main body and snap 6, connector main body inside is provided with cavity 11, one end of cavity 11 is connected with male contact 1, the other end of cavity 11 is connected with vent-pipe, it is inner that snap 6 is arranged on cavity 11, male contact 1 is provided with boss, this male contact 1 inserts cavity 11, and the boss 2 of this male contact coordinates with snap 6, and this snap 6 is for carrying out spacing to male contact 1.
Wherein, snap 6 is arranged on by the embodiment of the present invention cavity 11 inner, by snap 6, male contact 1 is carried out spacing, make present configuration simple, and it is easy for installation, male contact 1 is inserted in cavity 11 and make snap 6 and the boss 2 of male contact coordinate to reach and prevent male contact 1 from being connected the object come off joint, the time decreasing male contact 1 with being connected joint and connect, thus improve the efficiency of engine overall package. have multiple by the structure of the known snap of those skilled in the art 6, such as: snap 6 can be set to multiple have elastic plate, multiple elastic plate is arranged on cavity 11 inwall annularly, and the diameter that surrounds of multiple elastic plate is less than the diameter of boss 2 of male contact, make when male contact 1 is inserted cavity 11 by staff, elastic plate is out of shape by the extruding of the boss 2 of male contact, the diameter that multiple elastic plate surrounds becomes big, thus the boss 2 making male contact can enter in cavity 11, when the boss on male contact 1 is by after elastic plate, the diameter that multiple elastic plate surrounds diminishes, when male contact 1 moves up, elastic plate coordinates with the boss 2 of male contact, boss 2 end face of male contact is withstood in the end of multiple elastic plate, it is thus possible to the displacement upwards of restriction male contact 1, play and prevent male contact 1 from connecting joint the effect come off, also can being set to snap 6 be made up of annulus 61 and at least one elasticity part 62, and the first end 621 of elasticity part is connected with annulus 61, the 2nd end 622 of elasticity part coordinates, with the boss 2 of male contact, the displacement limiting male contact 1 upwards. snap 6 is by corrosion-resistant and have elastic material and make, and in the present invention, preferred stainless material, so can improve the working life of snap 6.
The present invention by arranging snap 6 in the cavity 11 connecting joint, when making the male contact 1 in engine insert cavity 11, snap 6 interlocks with the boss 2 of male contact, so can be limited the position of male contact 1 by snap 6, and male contact 1 can not be come off from connecting joint. Staff is when using connection joint provided by the invention, it is only necessary to inserted by male contact 1 and connect in joint, it is not necessary to carry out screw thread installation, so save the engine settling time, it is to increase the installation efficiency that engine is overall.
As shown in Figure 2, further, snap 6 comprises annulus 61 and at least one elasticity part 62, and annulus 61 and cavity 11 are coaxially arranged, and one end of elasticity part 62 is connected with annulus 61, and the other end of elasticity part 62 contacts spacing with the boss 2 of male contact.
Wherein, in embodiments of the present invention, snap 6 comprises annulus 61 and at least one elasticity part 62, and the first end 621 of elasticity part is connected with annulus 61, and the 2nd end 622 of elasticity part coordinates, with the boss 2 of male contact, the displacement limiting male contact 1 upwards. in order to make snap 6 symmetrical configuration and elasticity part 62 uniform force when being subject to boss and extrude, the quantity of elasticity part 62 is set to even number, the embodiment of the present invention arranges 4 elasticity parts 62, and 4 elasticity parts 62 evenly are arranged on annulus 61 with on end face. elasticity part 62 limits the function of male contact 1 displacement, and by being obliquely installed to annulus 61 center by 4 elasticity parts 62, the diameter that the 2nd end 622 of 4 elasticity parts is surrounded is less than the diameter of the boss 2 of male contact. 2nd end 622 of elasticity part is arranged towards cavity 11 inside, then annulus 61 is fixed in cavity 11, specifically, by the mode of shrink-fit, annulus 61 is fixed on cavity 11 end. when male contact 1 inserts cavity 11, elasticity part 62 is extruded by the boss 2 of male contact, the diameter that elasticity part 62 stress deformation makes the 2nd end 622 of elasticity part surround is greater than the diameter of the boss 2 of male contact, thus make the boss 2 of male contact by elasticity part 62, when the boss 2 of male contact is by after elasticity part 62, the diameter that 2nd end 622 of elasticity part surrounds diminishes and is less than the diameter of the boss 2 of male contact, when male contact 1 moves up, 2nd end 622 of elasticity part can withstand the end face of the boss 2 of male contact, it is thus possible to limit male contact 1 displacement upwards by elasticity part 62.
As depicted in figs. 1 and 2, further, connect joint and also comprise limiting plate 31 and the first bending part 623, first bending part 623 is arranged on elasticity part 62, one end that limiting plate 31 is arranged on connector main body to be connected with male contact 1, first bending part 623 contacts spacing with the boss 2 of male contact, and limiting plate 31 contacts spacing with the first bending part 623.
Wherein, annulus 61 is arranged on by the embodiment of the present invention cavity 11 inner, elasticity part 62 is arranged by cavity 11 end, and the one end being connected with male contact 1 on connector main body. Specifically, elasticity part 62 first extends outwardly, and bends inwardly in the middle part of elasticity part 62, ensures that the diameter that the 2nd end 622 of elasticity part surrounds is less than the diameter of the boss 2 of male contact. When elasticity part 62 together outwards moves along with male contact 1, withstand limiting plate 31 by the first bending part 623, thus reach the object of the overall displacement of restriction snap 6. So being arranged so that between snap 6 with cavity 11 does not need to be connected by other web members, when installing snap 6, only need to be squeezed by snap 6 in cavity 11.
As shown in Figure 2, further, connection joint also comprises the 2nd bending part the 624, two bending part 624 and is arranged on the first bending part 623, and the 2nd bending part 624 is for contacting spacing to the boss 2 of male contact.
Wherein, 2nd bending part 624 is set between the first bending part 623 and the 2nd end 622 of elasticity part, can prevent when carrying out male contact 1 and install, impairment of yang joint 1 is drawn in elasticity part 62 end, and elasticity part 62 intensity can be increased by arranging the 2nd bending part 624, strengthen the reliability that elasticity part 62 is spacing.
As shown in Figure 1, further, connect joint and also comprise back-up ring 7, cavity 11 comprises the first cavity 3, the 2nd cavity 4 and the 3rd cavity 5 that connect in turn, first cavity 3 is connected with male contact 1, and the 3rd cavity 5 is connected with vent-pipe, and snap 6 is positioned at the first cavity 3, back-up ring 7 is arranged in the 2nd cavity 4, and described back-up ring 7 is fitted with described annulus 61 end face.
Wherein, being arranged on by back-up ring 7 in the 2nd cavity 4 and near the end of the first cavity 3, back-up ring 7 external diameter and the 2nd cavity 4 internal diameter are shrink-fit, make back-up ring 7 be fixed in the 2nd cavity 4 such that it is able to limit the downward displacement of snap 6 by back-up ring 7.
As shown in Figure 1, further, connect joint also to comprise the first sealing-ring 8, first sealing-ring 8 and be arranged in the 2nd cavity 4. The external diameter of the first sealing-ring 8 and the 2nd cavity 4 shrink-fit, internal diameter and the male contact 1 of the first sealing-ring 8 form shrink-fit, make male contact 1 when by the first sealing-ring 8, first sealing-ring 8 is fitted tightly with the 2nd cavity 4 inwall, male contact 1 outer wall respectively, thus reaches good sealing effect.
As shown in Figure 1, further, connect joint also to comprise the 2nd sealing-ring 10 and isolation ring the 9, two sealing-ring 10 and isolation ring 9 and be all arranged in the 2nd cavity 4, first sealing-ring 8 and the 2nd sealing-ring 10 are set up in parallel, and isolation ring 9 is arranged between the first sealing-ring 8 and the 2nd sealing-ring 10.
Wherein, by arranging two sealing-rings, and isolation ring 9 is set between two sealing-rings, so can improve stopping property.
As shown in Figure 1, further, the internal diameter of the internal diameter of the first cavity 3, the 2nd cavity 4 and the internal diameter of the 3rd cavity 5 diminish successively.
Wherein, the internal diameter of the internal diameter of the first cavity 3, the internal diameter of the 2nd cavity 4 and the 3rd cavity 5 diminishes successively, make between the first cavity 3 and the 2nd cavity 4, between the 2nd cavity 4 and the 3rd cavity 5, form step respectively, step between first cavity 3 and the 2nd cavity 4 can limit snap 6 and the downward displacement of back-up ring 7, and the step between the 2nd cavity 4 and the 3rd cavity 5 can limit the downward displacement of male contact 1.
As shown in Figure 1, further, the 3rd cavity 5 arranged outside has protruding 51, and vent-pipe is socketed on protruding 51, and protruding 51 for the connection of fastening 3rd cavity 5 with vent-pipe.
Wherein, by the 3rd cavity 5 arranged outside projection 51, being connected on by the rubber sleeve on vent-pipe on protruding 51, it is possible to increase the distortion amount of rubber hose with rubber hose when the 3rd cavity 5 is connected, thus make the 3rd cavity 5 more fastening with the connection of rubber hose.
As shown in Figure 1, further, the first cavity 3 is taper structure, and the direction of interior radial 2nd cavity 4 of the first cavity 3 diminishes gradually.
Wherein, in order to make apparatus of the present invention compacter, the first cavity 3 is set to taper structure, makes the space of the first cavity 3 meet the size holding snap 6.
Above-mentioned embodiment of the present invention sequence number, just to describing, does not represent the quality of embodiment.
The foregoing is only the better embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a connection joint, described one end of connection joint is connected with the male contact on engine, it is characterized in that, described connection joint comprises connector main body and snap, described connector main body inside is provided with cavity, one end of described cavity is connected with described male contact, the other end of described cavity is connected with vent-pipe, described snap is arranged on described cavity inside, described male contact is provided with boss, described male contact inserts described cavity, and the boss of described male contact coordinates with described snap, and described snap is for carrying out spacing to described male contact.
Wherein, described snap comprises annulus and at least one elasticity part, and described annulus and described cavity are coaxially arranged, and one end of described elasticity part is connected with described annulus, and the other end of described elasticity part contacts spacing with the boss of described male contact;
Wherein, described connection joint also comprises limiting plate and the first bending part, described first bending part is arranged on described elasticity part, described limiting plate is arranged on described connector main body the one end being connected with described male contact, described first bending part contacts spacing with the boss of described male contact, and described limiting plate contacts spacing with described first bending part.
2. connection joint according to claim 1, it is characterised in that, described connection joint also comprises the 2nd bending part, and described 2nd bending part is arranged on described first bending part, and it is spacing that described 2nd bending part is used for the contact of the boss to described male contact.
3. connection joint according to claim 1 and 2, it is characterized in that, described connection joint also comprises back-up ring, described cavity comprises the first cavity, the 2nd cavity and the 3rd cavity that connect in turn, described first cavity is connected with described male contact, and described 3rd cavity is connected with described vent-pipe, and described snap is positioned at described first cavity, described back-up ring is arranged in described 2nd cavity, and described back-up ring and described annulus end face laminating.
4. connection joint according to claim 3, it is characterised in that, described connection joint also comprises the first sealing-ring, and described first sealing-ring is arranged in described 2nd cavity.
5. connection joint according to claim 4, it is characterized in that, described connection joint also comprises the 2nd sealing-ring and isolation ring, and described 2nd sealing-ring and described isolation ring are all arranged in described 2nd cavity, and described isolation ring is arranged between described first sealing-ring and described 2nd sealing-ring.
6. connection joint according to claim 3, it is characterised in that, the internal diameter of the internal diameter of described first cavity, the internal diameter of described 2nd cavity and described 3rd cavity diminishes successively.
7. connection joint according to claim 3, it is characterised in that, described 3rd cavity arranged outside has projection, and described vent-pipe is socketed in described projection, and described projection is used for the connection of fastening described 3rd cavity and described vent-pipe.
8. connection joint according to claim 3, it is characterised in that, described first cavity is taper structure, and the direction of described 2nd cavity of the interior radial direction of described first cavity diminishes gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113526.0A CN103899383B (en) | 2014-03-25 | 2014-03-25 | A kind of connection joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410113526.0A CN103899383B (en) | 2014-03-25 | 2014-03-25 | A kind of connection joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103899383A CN103899383A (en) | 2014-07-02 |
| CN103899383B true CN103899383B (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410113526.0A Active CN103899383B (en) | 2014-03-25 | 2014-03-25 | A kind of connection joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103899383B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174009B (en) * | 2020-01-22 | 2024-09-03 | 江铃汽车股份有限公司 | Vent pipe joint and crankcase |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07317970A (en) * | 1994-05-27 | 1995-12-08 | Koyo Sangyo Kk | Joint for hose end |
| CN201461161U (en) * | 2009-06-30 | 2010-05-12 | 重庆长安汽车股份有限公司 | Structure for preventing breakaway of breather pipe joint of gasoline-engine air intake system |
| CN202007943U (en) * | 2011-04-01 | 2011-10-12 | 廊坊舒畅汽车零部件有限公司 | Quick connecting joint for ventilating pipe of automotive crankcase |
| CN202349468U (en) * | 2012-02-14 | 2012-07-25 | 广州摩恩水暖器材有限公司 | Quick sealing joint structure |
| CN202691390U (en) * | 2012-06-25 | 2013-01-23 | 廊坊舒畅汽车零部件有限公司 | Quick connection joint for automotive air conditioning pipe |
| CN203783688U (en) * | 2014-03-25 | 2014-08-20 | 廊坊舒畅汽车零部件有限公司 | Attachment joint |
-
2014
- 2014-03-25 CN CN201410113526.0A patent/CN103899383B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07317970A (en) * | 1994-05-27 | 1995-12-08 | Koyo Sangyo Kk | Joint for hose end |
| CN201461161U (en) * | 2009-06-30 | 2010-05-12 | 重庆长安汽车股份有限公司 | Structure for preventing breakaway of breather pipe joint of gasoline-engine air intake system |
| CN202007943U (en) * | 2011-04-01 | 2011-10-12 | 廊坊舒畅汽车零部件有限公司 | Quick connecting joint for ventilating pipe of automotive crankcase |
| CN202349468U (en) * | 2012-02-14 | 2012-07-25 | 广州摩恩水暖器材有限公司 | Quick sealing joint structure |
| CN202691390U (en) * | 2012-06-25 | 2013-01-23 | 廊坊舒畅汽车零部件有限公司 | Quick connection joint for automotive air conditioning pipe |
| CN203783688U (en) * | 2014-03-25 | 2014-08-20 | 廊坊舒畅汽车零部件有限公司 | Attachment joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103899383A (en) | 2014-07-02 |
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