CN202791058U - Connecting hose with end positioning groove - Google Patents
Connecting hose with end positioning groove Download PDFInfo
- Publication number
- CN202791058U CN202791058U CN 201220471378 CN201220471378U CN202791058U CN 202791058 U CN202791058 U CN 202791058U CN 201220471378 CN201220471378 CN 201220471378 CN 201220471378 U CN201220471378 U CN 201220471378U CN 202791058 U CN202791058 U CN 202791058U
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- CN
- China
- Prior art keywords
- positioning groove
- rubber hose
- clip
- clamp
- rubber
- 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
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Abstract
The utility model relates to a rubber connecting hose with an end positioning groove. According to the rubber connecting hose, the positioning groove is machined at the end of a rubber hose; the width of the positioning groove is 1-3mm larger than the width of a clamp, and the depth of the positioning groove is 0.5-2mm larger than the thickness of the clamp; the distance from the positioning groove to the end of a pipe orifice is determined according to assembling requirements; the clamp is clamped in the positioning groove; the positioning groove is formed on the surface of the end of the rubber hose through high-temperature vulcanization curing due to positioning and clamping functions of a stub bar-free clamp at the end of a rubber hose forming core rod; and moreover, the clamp is sleeved in the positioning groove, and due to the axial blocking function of the positioning groove, the phenomenon that the clamp drops off because the end matching and connecting part is too short and the operating pipe body vibrates and generates inner pressure is avoided.
Description
Technical field
The utility model relates to automotive hose Functional Design field, and particularly a kind of end is with the rubber connecting hose of positioning groove.
Background technique
Automobile is mainly used in carrying gas and liquid with the rubber pipeline.In order to guarantee normal working of engine, the end part seal that is used for the rubber hose of bearing medium plays a part particularly important.In order to increase the coupling mechanism force at assembling position, rubber hose end, mode commonly used is that the position that cooperates in the rubber hose end increases clip, by the effect of locked clip device power, to satisfy the requirement of end part seal performance.In order to satisfy the assembling demand of car load, the Element Design that a part of automobile factory will cooperate with the rubber hose end shorter, the position that causes rubber hose and assembly parts to be connected is very limited.After the engine operation, the rubber hose that is used for bearing medium can be subject to the effect of internal pressure and vibrations.Because the position that rubber hose and assembly parts are connected is more limited, make the rubber hose of assembly ring the phenomenon that comes off very easily occur.If rubber hose end clip is responsible for assembling by supplier, come off in order to prevent clip, Placement commonly used is the end that clip is bonded in the rubber hose end or the mode that clip connects by injecting glue is fixed on rubber hose.Be responsible for assembling if be used for the clip of locking by automobile factory, because above-mentioned Placement processes in suppliers, the demand that comes off do not occur so can't satisfy automobile factory's being made by manufacturers or users clip.Thus, need a kind of brand-new design, the jointing clip that makes the rubber hose end separately after the assembling, does not occur the phenomenon that comes off by automobile factory.The utility model provides a kind of rubber hose at end processing positioning groove, is used for the fixing of clip connected, to satisfy the requirement of assembling.
Summary of the invention
The purpose of this utility model provides a kind of end with the rubber connecting hose of positioning groove, and clip is assemblied in the positioning groove, can avoid the phenomenon that is come off by the clip that the vibrations of body or inner pressure cause.
The utility model end is achieved through the following technical solutions with the rubber connecting hose of positioning groove:
As shown in Figure 1, the end of rubber hose is provided with positioning groove, the large 1～3mm of Width clip width of positioning groove, and the large 0.5～2mm of depth ratio clip thickness, clip is assemblied in the positioning groove.
Positioning groove 2 is decided according to the assembling demand apart from the distance of mouth of pipe end.
A kind of end of the present utility model is with the preparation method of the rubber hose assembly of positioning groove, as shown in Figure 2, by the fabrication design of rubber hose forming core rod end without the stub bar hoop, through high temperature vulcanized typing, form positioning groove at the end surface of rubber hose, measure-alike without the rubber hose end recesses of the size of stub bar hoop internal boss and requirement.
A kind of end is with the rubber hose assembly of positioning groove, the rubber hose of not sulfuration typing is enclosed within on the sulfuration typing plug, will be without the end of stub bar cuff at plug, as shown in Figure 3, measure-alike without the rubber hose end recesses 2 of the size of stub bar hoop internal boss 4 and requirement; Put into the sulfuration process equipment with packaging without the product of stub bar hoop, through after the high temperature vulcanized typing, will take off from the end of plug without the stub bar hoop, form positioning groove 2 in the end of rubber hose 1;
High-temperature shaping effect and product are same as the prior art without the processing technology of stub bar, and the high-temperature shaping parameter is decided according to the body material; Clip 3 is enclosed within the positioning groove 2, by the axial inhibition of positioning groove 2, has avoided owing to end be connected body vibrations, the clip obscission that internal pressure produces in the too short and work in position.
Description of drawings
Fig. 1: the utility model assembly structure schematic representation;
Fig. 2: the utility model end construction schematic representation;
Fig. 3: without stub bar cuff structure generalized section.
Embodiment
Embodiment 1:
As shown in Figure 1, be 9mm with width, thickness is the surface that the clip 3 of 1.2mm is enclosed within rubber hose 1, clip 3 is 7mm apart from mouth of pipe distance.At rubber hose 1 surface lies mouth of pipe 8mm place processing one place's circular orientation groove 2, the width of groove 2 is 10mm, and the degree of depth is 1.7mm, and clip 3 is assemblied in the positioning groove 2, is used for the axially locating of clip, to avoid occurring the phenomenon that clip comes off.
1, chooses the rubber hose that sizing material is ethylene propylene diene rubber, be enclosed within on the corresponding sulfuration typing plug;
2, with supporting without plug one end of stub bar cuff at needs processing positioning groove, be 1.7mm without the height of stub bar hoop internal boss 4, width is 10mm;
3, will package without the plug of stub bar hoop put into the sulfuration modular system, sulfurize temperature is 165 ± 3 ℃, cure time is 20 ± 3min;
4, after sulfuration is finished, after will taking off from plug one end without the stub bar hoop, the stereotyped rubber hose of sulfuration is taken off from plug;
5, the rubber hose cover forms in the rubber hose end without the circular orientation groove of stub bar hoop one end, measure-alike with without stub bar hoop internal boss of size.
Embodiment 2:
As shown in Figure 1, be 12mm with width, thickness is the surface that the clip 3 of 1.5mm is enclosed within rubber hose 1, clip 3 is 10mm apart from mouth of pipe distance.At rubber hose 1 surface lies mouth of pipe 10mm place processing one place's circular orientation groove 2, the width of groove 2 is 14mm, and the degree of depth is 2.2mm, and clip 3 is assemblied in the positioning groove 2, is used for the axially locating of clip, to avoid occurring the phenomenon that clip comes off.
1, chooses the rubber hose that sizing material is chlorohydrin rubber, be enclosed within on the corresponding sulfuration typing plug;
2, with supporting without plug one end of stub bar cuff at needs processing positioning groove, be 2.2mm without the height of stub bar hoop internal boss 4, width is 14mm;
3, will package without the plug of stub bar hoop put into the sulfuration modular system, sulfurize temperature is 170 ± 3 ℃, cure time is 25 ± 3min;
4, after sulfuration is finished, after will taking off from plug one end without the stub bar hoop, the stereotyped rubber hose of sulfuration is taken off from plug;
5, the rubber hose cover forms in the rubber hose end without the circular orientation groove of stub bar hoop one end, measure-alike with without stub bar hoop internal boss of size.
A kind of end is with the rubber connecting hose of positioning groove, and the clip that port plays connection function is stuck in the positioning groove.Rubber hose is subject to the effect of internal pressure and engine vibration with after assembly parts are connected, and makes rubber hose self and jointing clip produce the space vibrations.Because the rubber hose end has processed positioning groove, clip is stuck in the positioning groove, and positioning groove has played spacing fixation to clip, makes body can not produce owing to not coming off of clip the phenomenon of connection slippage.Original design clip directly is stuck in the end of rubber hose, as the position that is connected is too short, simultaneously inner pressure and vibrations to body produce radially, axial stretching action, the phenomenon that breaks away from each other when clip and body shake simultaneously very easily appears.
Test shows, rubber hose is connected with the assembly parts that the end is connected, the length that is connected is 30mm, internal pressure is 0.2MPa, comparative trial through 1440 hours, the end slip phenomenon do not occur with the rubber connecting hose of positioning groove, and the rubber hose that reset condition connects and assembly parts break away from.
Claims (1)
1. an end is characterized in that being provided with positioning groove in the end of rubber hose with the rubber connecting hose of positioning groove, the large 1 ~ 3mm of Width clip width of positioning groove, and the large 0.5 ~ 2mm of depth ratio clip thickness, clip is assemblied in the positioning groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220471378 CN202791058U (en) | 2012-09-14 | 2012-09-14 | Connecting hose with end positioning groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220471378 CN202791058U (en) | 2012-09-14 | 2012-09-14 | Connecting hose with end positioning groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202791058U true CN202791058U (en) | 2013-03-13 |
Family
ID=47818321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220471378 Expired - Fee Related CN202791058U (en) | 2012-09-14 | 2012-09-14 | Connecting hose with end positioning groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202791058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878373A (en) * | 2012-09-14 | 2013-01-16 | 天津鹏翎胶管股份有限公司 | Connection hose with positioning groove on end part and preparation method for connection hose |
-
2012
- 2012-09-14 CN CN 201220471378 patent/CN202791058U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878373A (en) * | 2012-09-14 | 2013-01-16 | 天津鹏翎胶管股份有限公司 | Connection hose with positioning groove on end part and preparation method for connection hose |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20180914 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |