CN202691390U - Quick connection joint for automotive air conditioning pipe - Google Patents
Quick connection joint for automotive air conditioning pipe Download PDFInfo
- Publication number
- CN202691390U CN202691390U CN 201220299774 CN201220299774U CN202691390U CN 202691390 U CN202691390 U CN 202691390U CN 201220299774 CN201220299774 CN 201220299774 CN 201220299774 U CN201220299774 U CN 201220299774U CN 202691390 U CN202691390 U CN 202691390U
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- China
- Prior art keywords
- link body
- ring
- joint part
- fast connecting
- piece body
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a quick connection joint for an automotive air conditioning pipe, which belongs to the field of automobiles. The quick connection joint comprises a connection piece body, two seal rings, an isolating ring, a safety ring, a locking spring and a metal insert, wherein the connection piece body is a revolved body and is internally provided with a communicated cavity; one end of the connection piece body is a butt joint part; the other end of the connection piece body is an inserting part; the butt joint part is provided with two parallel notches; the two notches are used for containing the locking spring; an annular bulge protruding inwards is arranged on an inner wall of the butt joint part; the annular bulge is used for locating of the safety ring; a groove is formed by the safety ring and the inner wall of the butt joint part, and used for containing the two seal rings; the isolating ring is arranged between the two seal rings; and the metal insert is arranged at the inserting part of the connection piece body. According to the quick connection joint, reliable and quick connection of the air conditioning pipe is realized without the aid of any auxiliary tools, and the reliable sealability and a sufficient pull-out force are provided, so that the labor intensity of a worker can be reduced effectively, and the assembly efficiency can be improved.
Description
Technical field
The utility model relates to automotive field, particularly the effective fast connecting joint of a kind of car air conditioner.
Background technique
Along with present development need, fast connecting joint has been widely used in the car air conditioner pipe assembly.Labor intensity and the working efficiency that is determining the assembler whether easy to connect of fast connecting joint.
Carry in the automotive air-conditioning system in the flexible pipe of liquid or gaseous refrigerant R-134a and the hose assembly assembling used rapid pipe joint as example, because this quick coupling structure is complicated, need the assembler to assemble by assistant tool during assembling, cause assembling inconvenience, cause assembler's labor intensity large, the ineffective problem that the refrigerant lines assembly is installed.
The model utility content
In order to solve quick coupling structure complexity in the prior art, and cause assembling inconvenient, cause assembler's labor intensity large, the ineffective problem that the refrigerant lines assembly is installed, the utility model embodiment provides a kind of car air conditioner effective fast connecting joint.Described technological scheme is as follows:
The effective fast connecting joint of a kind of car air conditioner, described fast connecting joint comprises the link body, and the seal ring, isolating ring, safety ring, snap and the metal inserted piece that are installed on described link body interior, wherein, the quantity of described seal ring is two;
Described link body is solid of rotation and the inner cavity that is provided with connection, one end of described link body is the end-to-end joint part, the other end of described link body is the cutting graftage part, described end-to-end joint part is provided with two parallel notches, described two notches are all perpendicular with the axis of described end-to-end joint part, described two notches are used for holding described snap, the inwall of described end-to-end joint part is provided with inwardly outstanding annular projection, described annular projection is used for the location of described safety ring, the inwall of described safety ring and described end-to-end joint part forms groove, described groove is used for holding described two seal rings and described isolating ring, between described two seal rings described isolating ring is set;
Described metal inserted piece is tubulose, and is arranged on the cutting graftage part of described link body.
Further, described link body cutting graftage part outer surface is provided with the platform of ring-type, guarantees when assembling with flexible pipe not scratch or scrapes leakage flexible pipe by described platform.
Further, the end of described link body cutting graftage part outer surface is provided with boss, by described boss location catheter depth, guarantees that flexible pipe and joint have best fit power, and flexible pipe does not come off.
Further, described link body end-to-end joint part outer surface is provided with groove muscle position, increases frictional force by described groove muscle position, prevents the slippage of assembly process external force.
The beneficial effect that the technological scheme that the utility model embodiment provides is brought is: compared to existing technology, the utility model forms fast connecting joint by link body, seal ring, isolating ring, safety ring, snap and metal inserted piece, in the situation by any assistant tool not, realized reliable quick connection of air-conditioner pipe, and reliable sealing and enough pull-out forces are provided, therefore the utility model can effectively reduce workman's labor intensity, improves efficiency of assembling.
Description of drawings
In order to be illustrated more clearly in the technological scheme among the utility model embodiment, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment, apparently, accompanying drawing in the following describes only is embodiments more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the effective fast connecting joint of car air conditioner that provides of the utility model and the erection drawing of interfacing part;
Fig. 2 is the partial sectional view of Fig. 1;
Fig. 3 is the main sectional view of the effective fast connecting joint of car air conditioner that provides of the utility model;
Fig. 4 is the plan view of the effective fast connecting joint of car air conditioner that provides of the utility model.
In the accompanying drawing, the component list of each label representative is as follows:
10 link bodies,
11 end-to-end joint parts, 11.1 annular projections, 11.2 notches, 11.3 groove muscle positions, 11.4 grooves,
12 cutting graftage parts, 12.1 platforms, 12.2 boss,
20 seal rings,
30 safety rings,
40 snaps,
50 isolating rings,
60 metal inserted pieces,
70 interfacing parts.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with accompanying drawing the utility model mode of execution is described in further detail.
As shown in Figure 1, also can be referring to Fig. 2 and Fig. 3, this example is illustrated as main take Fig. 2, and the effective fast connecting joint of a kind of car air conditioner that the utility model provides comprises link body 10, and the seal ring 20 that is installed on described link body 10 inside, safety ring 30, snap 40, isolating ring 50 and metal inserted piece 60, wherein, the quantity of described seal ring 20 is two; As shown in Figure 3, described link body 10 solid of rotation and the inner cavity that is provided with connection, one end of described link body 10 is end-to-end joint part 11, the other end is cutting graftage part 12, described end-to-end joint part 11 is provided with two parallel notch 11.2(referring to Fig. 1), described two notch 11.2(are referring to Fig. 1) all perpendicular with the axis of described end-to-end joint part 11, described two notch 11.2(are referring to Fig. 1) all be used to holding described snap 40; The inwall of described end-to-end joint part 11 is provided with inwardly outstanding annular projection 11.1(referring to Fig. 3), described annular projection 11.1(is referring to Fig. 3) be used for the location of described safety ring 30, the inwall that described safety ring 30 is loaded on described end-to-end joint part 11 forms groove 11.4(referring to Fig. 3), described groove 11.4 is used for holding described two seal rings 20 and described isolating ring 50, between described two seal rings 20 described isolating ring 50 is set; Described metal inserted piece 60 is tubulose, and is arranged on the cutting graftage part 12 of described link body 10.
During implementation, metal inserted piece 60 can adopt stainless steel to make, and directly be embedded in link body 10 by Shooting Technique, has strong enclasping force, can not break away to connect body 10 being subject to high pressure, be back in the flexible pipe, hinder the conveying of liquid or gaseous refrigerant such as R-134a or scratch and scrape the leakage that flexible pipe Lou causes liquid in pipe or gaseous refrigerant such as R-134a.
Further, as shown in Figure 3, in this example, the outer surface of the cutting graftage part 12 of described link body 10 is provided with the platform 12.1 of ring-type, guarantees when assembling with flexible pipe not scratch or scrapes leakage flexible pipe by described platform 12.1.
Further, as shown in Figure 3, the outer surface end of the cutting graftage part 12 of described link body 10 is provided with boss 12.2, by described boss 12.2 location flexible pipe insertion depths, guarantees that flexible pipe and joint have best fit power, and flexible pipe does not come off.Wherein, the outer surface end of cutting graftage part 12 is relative concepts, and present embodiment is with flexible pipe direction of insertion definition head end and end, and end refers to the final position of inserting of flexible pipe.
Further, as shown in Figure 4, described link body 10 end-to-end joint parts 11 outer surfaces are provided with groove muscle position 11.3, increase frictional force by described groove muscle position 11.3, prevent the slippage of assembly process external force.
More specifically, as shown in Figure 4, described groove muscle position 11.3 is perpendicular with the axis of described end-to-end joint part 11.
In sum, referring to shown in Figure 1, link body 10 of the present utility model is the turning circle column structure, be provided with an annular projection 11.1(in the internal cavities referring to Fig. 3), when guaranteeing that safety ring 30 is fitted into link body 10, can cross annular projection 11.1(on the link body 10 under the effect of external force referring to Fig. 3), and safety ring 30 puts the protruding 11.1(of rear quilt in place referring to Fig. 3) block.Two seal rings 20 separate by isolating ring 50, prevent that seal ring from producing static adhesion, distortion, and cause poorly sealed, liquid or gaseous refrigerant R-134a leak in the flexible pipe, simultaneously isolating ring 50 guarantees that interfacing parts 70 insert link body 10 along correct guidance, at seal ring 20(referring to Fig. 2) with interfacing part 70(referring to Fig. 2) produce reliably sealing after forming interference fit and the appropriateness distortion occurs after the assembling.The end-to-end joint part 11 of connector main body be provided with two parallel notch 11.2(or referring to Fig. 4), notch 11.2 interior placement snaps 40, snap 40 generation resiliently deformables guaranteed its quick insertion when interfacing part 70 inserted, rear snap 40 elastical retractions that put in place firmly block interfacing part 70, reliable anti-pull-out force is provided, when needing dismounting snap 40 is pulled out, can unload interfacing part 70.Therefore the utility model can effectively reduce workman's labor intensity, improves efficiency of assembling.
Above-mentioned the utility model embodiment sequence number does not represent embodiment's quality just to description.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. effective fast connecting joint of car air conditioner, it is characterized in that described fast connecting joint comprises the link body, and the seal ring, isolating ring, safety ring, snap and the metal inserted piece that are installed on described link body interior, wherein, the quantity of described seal ring is two;
Described link body is solid of rotation and the inner cavity that is provided with connection, one end of described link body is the end-to-end joint part, the other end of described link body is the cutting graftage part, described end-to-end joint part is provided with two parallel notches, described two notches are all perpendicular with the axis of described end-to-end joint part, described two notches are used for holding described snap, the inwall of described end-to-end joint part is provided with inwardly outstanding annular projection, described annular projection is used for the location of described safety ring, the inwall of described safety ring and described end-to-end joint part forms groove, described groove is used for holding described two seal rings and described isolating ring, between described two seal rings described isolating ring is set;
Described metal inserted piece is tubulose, and is arranged on the cutting graftage part of described link body.
2. fast connecting joint according to claim 1 is characterized in that, described link body cutting graftage part outer surface is provided with the platform of ring-type.
3. fast connecting joint according to claim 1 is characterized in that, the end of described link body cutting graftage part outer surface is provided with boss.
4. the described fast connecting joint of each claim is characterized in that according to claim 1-3, and described link body end-to-end joint part outer surface is provided with groove muscle position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220299774 CN202691390U (en) | 2012-06-25 | 2012-06-25 | Quick connection joint for automotive air conditioning pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220299774 CN202691390U (en) | 2012-06-25 | 2012-06-25 | Quick connection joint for automotive air conditioning pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202691390U true CN202691390U (en) | 2013-01-23 |
Family
ID=47547012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220299774 Ceased CN202691390U (en) | 2012-06-25 | 2012-06-25 | Quick connection joint for automotive air conditioning pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202691390U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899383A (en) * | 2014-03-25 | 2014-07-02 | 廊坊舒畅汽车零部件有限公司 | Connecting joint |
| CN104538249A (en) * | 2014-12-17 | 2015-04-22 | 合肥三艾汽车配件有限公司 | Pressure switch base |
| CN104613257A (en) * | 2014-12-17 | 2015-05-13 | 合肥三艾汽车配件有限公司 | Automobile air-conditioning duct joint |
| CN105423032A (en) * | 2015-12-16 | 2016-03-23 | 中国人民解放军后勤工程学院 | Theft-proof plug-in type slotted head steel pipe connector capable of realizing mechanical pavement |
| CN105443888A (en) * | 2015-12-16 | 2016-03-30 | 廊坊舒畅汽车零部件有限公司 | Crankcase ventilation pipe joint |
| CN105604644A (en) * | 2016-03-04 | 2016-05-25 | 廊坊舒畅汽车零部件有限公司 | Connector for ventilating pipe of car crankcase |
-
2012
- 2012-06-25 CN CN 201220299774 patent/CN202691390U/en not_active Ceased
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899383A (en) * | 2014-03-25 | 2014-07-02 | 廊坊舒畅汽车零部件有限公司 | Connecting joint |
| CN103899383B (en) * | 2014-03-25 | 2016-06-01 | 廊坊舒畅汽车零部件有限公司 | A kind of connection joint |
| CN104538249A (en) * | 2014-12-17 | 2015-04-22 | 合肥三艾汽车配件有限公司 | Pressure switch base |
| CN104613257A (en) * | 2014-12-17 | 2015-05-13 | 合肥三艾汽车配件有限公司 | Automobile air-conditioning duct joint |
| CN105423032A (en) * | 2015-12-16 | 2016-03-23 | 中国人民解放军后勤工程学院 | Theft-proof plug-in type slotted head steel pipe connector capable of realizing mechanical pavement |
| CN105443888A (en) * | 2015-12-16 | 2016-03-30 | 廊坊舒畅汽车零部件有限公司 | Crankcase ventilation pipe joint |
| CN105604644A (en) * | 2016-03-04 | 2016-05-25 | 廊坊舒畅汽车零部件有限公司 | Connector for ventilating pipe of car crankcase |
| CN105604644B (en) * | 2016-03-04 | 2018-08-24 | 廊坊舒畅汽车零部件有限公司 | The effective jointing of vehicle crankcase ventilation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chang Zhicheng Inventor after: Wang Shu Inventor before: Chang Zhicheng Inventor before: Wang Shu |
|
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20151130 Decision number of declaring invalidation: 27569 Granted publication date: 20130123 |