CN204922309U - Resistance to plucking takes off hydraulic hose assembly - Google Patents
Resistance to plucking takes off hydraulic hose assembly Download PDFInfo
- Publication number
- CN204922309U CN204922309U CN201520717264.9U CN201520717264U CN204922309U CN 204922309 U CN204922309 U CN 204922309U CN 201520717264 U CN201520717264 U CN 201520717264U CN 204922309 U CN204922309 U CN 204922309U
- Authority
- CN
- China
- Prior art keywords
- joint
- overcoat
- teeth
- core
- sebific duct
- 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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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model provides a resistance to plucking takes off hydraulic hose assembly solves the formula of withholding and connects permanent the use and appear oozing the oil condition very easily, pull out the problem of taking off and joint department and be difficult to the problem changed, including the rubber tube, union nut, connect the overcoat and connect the core, the radial ab intra of rubber tube outwards is equipped with interior glue film in proper order, steel wire spiral layer or steel wire braid, outer glue film, it inserts the port department that establishes with the rubber tube to connect the core, it locates the frustum of a cone face towards the rubber tube middle part for the microcephaly with rubber tube inner wall matched with surface to connect the core, it cup joints on the outer wall of rubber tube tip to connect the overcoat, the inner wall that connects the overcoat is the frustum of a cone face of microcephaly towards the rubber tube middle part, on the male cone (strobilus masculinus) of butt core and the interior conical surface that connects the overcoat respectively the interval be equipped with first tooth and second tooth, be equipped with two spaced slit on the joint overcoat, it passes through the threaded cover of threaded connection to connect the overcoat, the utility model discloses greatly increased the resistance to plucking ability of taking off, but the equal freedom disassembly of fitting sleeve and thread bush conveniently changes and maintains simultaneously.
Description
Technical field
The utility model relates to hydralic hose, particularly relates to a kind of resistance to plucking and takes off hydralic hose assembly.
Background technique
Hydralic hose is the class tubular rubber goods carrying gas, liquid, pulpous state or granular material.Be made up of inside and outside glue-line and framework layer, the material of framework layer can use cotton fiber, various synthetic fiber, carbon fiber or asbestos, steel wire etc.The inside and outside glue line material of general sebific duct adopts natural rubber, styrene butadiene rubber or butadiene rubber etc.Hydralic hose is widely used in various transport, injection moulding, agricultural, metallurgy, mining machinery, for bearing conveying high-pressure liquid or hydraulic transmission use.
It is wherein the ultrahigh-pressure hydraulic sebific duct of steel wire winding layer or braided steel wire one-tenth for skeleton, its resistance to plucking takes off the ability that ability is people's special concern always, because in super-high-pressure hose uses, be easy to occur oozing oil condition along with the fastening-pressing type joint that the pulsating pressure of hydraulic pressure is traditional uses for a long time, even can pull-off time serious, therefore in the utilization place of some ultrahigh-pressure hydraulic sebific ducts, attendant is needed regularly to check its place of withholding and change; But due to fastening-pressing type hydralic hose once loosening appears in buckle press joint place, just whole piece hydralic hose must be changed, its joint is difficult to change, and its joint needs the crimping equipment of specialty again could withhold it.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the object of the utility model is just to provide a kind of resistance to plucking and takes off hydralic hose assembly, solve because in super-high-pressure hose uses, be easy to occur oozing oil condition along with the fastening-pressing type joint that the pulsating pressure of hydraulic pressure is traditional uses for a long time, time serious, even the problem of pull-off and joint can be difficult to the problem changed.
Its technological scheme is, comprise sebific duct, Female connector fittings, joint overcoat and joint core, described sebific duct radial direction is provided with inner glue layer from inside to outside successively, steel wire winding layer or Steel Wire Braid, outer glue-line, described steel wire winding layer or Steel Wire Braid and linked into an integrated entity by sulfuration between inner glue layer and outer glue-line, described joint core plugs the port with sebific duct, the outer surface that joint core matches with rubber tube inner wall is the frusto-conical face of microcephaly in the middle part of sebific duct, joint overcoat is socketed on the outer wall of sebific duct end, described Female connector fittings is connected with the outside removable seal of joint core, the inwall of described joint overcoat is the frusto-conical face of microcephaly in the middle part of sebific duct, the male cone (strobilus masculinus) of butt core and the inner conical surface of joint overcoat are interval with the first teeth and the second teeth respectively, there is height difference in the first teeth and the second teeth, the finedraw being at least interval with two intervals is put outside joint, the periphery of joint overcoat is provided with outside thread, and be threaded connection thread bush, joint overcoat is made up of elastic material.
The end that described joint core coordinates with Female connector fittings is provided with radially outstanding annular flange flange, one end of Female connector fittings is provided with the baffle ring forming barrier structure with annular flange flange and inwardly give prominence to, the end face of annular flange is respectively plane, the end that annular flange flange matches with Female connector fittings baffle ring in joint core place, annular flange flange is respectively equipped with circular groove, be embedded with O RunddichtringO in this circular groove, the Female connector fittings described in formation is connected with joint core removable seal.
Described joint overcoat and the close end of Female connector fittings are provided with radial outstanding projection, and finedraw width is 1-2mm, and joint overcoat is made up of high manganese steel material.
The loop configuration of the first described teeth and the second teeth to be cross section be right-angled trapezium, first teeth at joint core inwall place and the straight flange of the second teeth are respectively towards the end of sebific duct, and the height of the second teeth is the half of the first teeth height.
Described thread jacket be provided with can with the outer surface of spanner snap-fit engagement.
First teeth of the distribution that this practicality utilization is staggered and the second teeth strengthen the surface of contact to inner glue layer and outer glue-line, and the structure utilizing the first teeth and the second teeth to embed inside and outside glue-line respectively strengthens joint core and joint overcoat to the adhesion of sebific duct, the street corner being simultaneously provided with finedraw forms extruding to sebific duct wall under being enclosed within the squeezing action of thread bush further, considerably increases resistance to plucking and takes off ability; Joints sleeve and thread bush all can freely be dismantled simultaneously, conveniently carry out changing and safeguarding.
Accompanying drawing explanation
Fig. 1 is plan view of the present utility model.
Fig. 2 is the enlarged diagram of part A in Fig. 1.
Fig. 3 is the plan view of core in the utility model.
Fig. 4 is the plan view of overcoat in the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Embodiment one: as Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, resistance to plucking takes off hydralic hose 1 assembly, comprise sebific duct 1, Female connector fittings 2, joint overcoat 3 and joint core 4, described sebific duct 1 radial direction is provided with inner glue layer 5 from inside to outside successively, steel wire winding layer or Steel Wire Braid 6, outer glue-line 7, described steel wire winding layer or Steel Wire Braid 6 and linked into an integrated entity by sulfuration between inner glue layer 5 and outer glue-line 7, described joint core 4 plugs the port with sebific duct 1, the outer surface that joint core 4 matches with sebific duct 1 inwall is the frusto-conical face of microcephaly in the middle part of sebific duct 1, joint overcoat 3 is socketed on the outer wall of sebific duct 1 end, the end that described joint core 4 coordinates with Female connector fittings 2 is provided with radially outstanding annular flange 8, one end of Female connector fittings 2 is provided with the baffle ring 9 forming barrier structure with annular flange 8 and inwardly give prominence to, the end face of annular flange is respectively plane, near joint core 4 place in annular flange 8, the end that annular flange 8 matches with Female connector fittings 2 baffle ring 9 is respectively equipped with circular groove 10, O RunddichtringO 11 is embedded with in this circular groove 10, form Female connector fittings 2 to be connected with joint core 4 removable seal, the inwall of described joint overcoat 3 is the frusto-conical face of microcephaly in the middle part of sebific duct 1, the male cone (strobilus masculinus) of butt core and the inner conical surface of joint overcoat 3 are interval with the first teeth 12 and the second teeth 13 respectively, the first described teeth 12 and the second teeth 13 for cross section be the loop configuration of right-angled trapezium, first teeth 12 at joint core 4 inwall place and the straight flange of the second teeth 13 are respectively towards the end of sebific duct 1, the height of the second teeth 13 is the half of the first teeth 12 height, joint overcoat 3 is at least interval with the finedraw 14 at two intervals, the periphery of joint overcoat 3 is provided with outside thread, and be threaded connection thread bush 15, described thread jacket be provided with can with the outer surface of spanner snap-fit engagement, described joint overcoat 3 end close with Female connector fittings 2 is provided with radial outstanding projection 16, and finedraw 14 width is 1-2mm, and joint overcoat 3 is made up of high manganese steel material.
First teeth of the distribution that this practicality utilization is staggered and the second teeth strengthen the surface of contact to inner glue layer and outer glue-line, and the structure utilizing the first teeth and the second teeth to embed inside and outside glue-line respectively strengthens joint core and joint overcoat to the adhesion of sebific duct, the street corner being simultaneously provided with finedraw forms extruding to sebific duct wall under being enclosed within the squeezing action of thread bush further, considerably increases resistance to plucking and takes off ability; Joints sleeve and thread bush all can freely be dismantled simultaneously, conveniently carry out changing and safeguarding.
Claims (5)
1. resistance to plucking takes off hydralic hose assembly, comprise sebific duct, Female connector fittings, joint overcoat and joint core, described sebific duct radial direction is provided with inner glue layer from inside to outside successively, steel wire winding layer or Steel Wire Braid, outer glue-line, described steel wire winding layer or Steel Wire Braid and linked into an integrated entity by sulfuration between inner glue layer and outer glue-line, it is characterized in that, described joint core plugs the port with sebific duct, the outer surface that joint core matches with rubber tube inner wall is the frusto-conical face of microcephaly in the middle part of sebific duct, joint overcoat is socketed on the outer wall of sebific duct end, described butt nut is connected with the outside removable seal of joint core, the inwall of described joint overcoat is the frusto-conical face of microcephaly in the middle part of sebific duct, the male cone (strobilus masculinus) of butt core and the inner conical surface of joint overcoat are interval with the first teeth and the second teeth respectively, there is height difference in the first teeth and the second teeth, the finedraw being at least interval with two intervals is put outside joint, the periphery of joint overcoat is provided with outside thread, and be threaded connection thread bush, joint overcoat is made up of elastic material.
2. resistance to plucking according to claim 1 takes off hydralic hose assembly, it is characterized in that, the end that described joint core coordinates with Female connector fittings is provided with radially outstanding annular flange flange, one end of Female connector fittings is provided with the baffle ring forming barrier structure with annular flange flange and inwardly give prominence to, the end face of annular flange is respectively plane, the end that annular flange flange matches with Female connector fittings baffle ring in joint core place, annular flange flange is respectively equipped with circular groove, be embedded with O RunddichtringO in this circular groove, the Female connector fittings described in formation is connected with joint core removable seal.
3. resistance to plucking according to claim 1 takes off hydralic hose assembly, it is characterized in that, described joint overcoat and the close end of Female connector fittings are provided with radial outstanding projection, and finedraw width is 1 ~ 2mm, and joint overcoat is made up of high manganese steel material.
4. resistance to plucking according to claim 1 takes off hydralic hose assembly, it is characterized in that, the loop configuration of the first described teeth and the second teeth to be cross section be right-angled trapezium, first teeth at joint core inwall place and the straight flange of the second teeth are respectively towards the end of sebific duct, and the height of the second teeth is the half of the first teeth height.
5. resistance to plucking according to claim 1 takes off hydralic hose assembly, it is characterized in that, described thread jacket be provided with can with the outer surface of spanner snap-fit engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717264.9U CN204922309U (en) | 2015-09-17 | 2015-09-17 | Resistance to plucking takes off hydraulic hose assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717264.9U CN204922309U (en) | 2015-09-17 | 2015-09-17 | Resistance to plucking takes off hydraulic hose assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204922309U true CN204922309U (en) | 2015-12-30 |
Family
ID=54971435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520717264.9U Expired - Fee Related CN204922309U (en) | 2015-09-17 | 2015-09-17 | Resistance to plucking takes off hydraulic hose assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204922309U (en) |
-
2015
- 2015-09-17 CN CN201520717264.9U patent/CN204922309U/en not_active Expired - Fee Related
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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: 20151230 Termination date: 20210917 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |