CN205606050U - But pressure pipeline extendible quick change coupler - Google Patents
But pressure pipeline extendible quick change coupler Download PDFInfo
- Publication number
- CN205606050U CN205606050U CN201620253809.XU CN201620253809U CN205606050U CN 205606050 U CN205606050 U CN 205606050U CN 201620253809 U CN201620253809 U CN 201620253809U CN 205606050 U CN205606050 U CN 205606050U
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- China
- Prior art keywords
- joint
- unfolding
- folding
- quick coupler
- taper
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- Expired - Fee Related
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Abstract
The utility model relates to a but pressure pipeline extendible quick change coupler, quick change coupler including sealed pad, female joint of end straight joint, first plane, can receive and release tapered joint head, Y type sealing washer, axle with retaining ring, O shape circle, the conical duct connects and the sealed pad in second plane, Y type sealing washer sets up in the hole of female joint, the axle is with the retaining ring setting in that can to receive and release the tapered joint overhead, O shape circle sets up on the recess that can receive and release tapered joint head circular conical surface, the sealed pad in first plane sets up on end straight joint, twists female connector thread hole, the sealed pad in second plane sets up the lower extreme that connects at the conical duct.
Description
Technical field
This utility model relates to a kind of hydraulic quick coupler, is specifically related to a kind of pressure piping deployable and collapsible hydraulic quick coupler, belongs to high pressure equipment technical field.
Background technology
Enterprise and the public place of society has with oil now, gas, water transmits power as working media, reach to set using effect equipment, this enterprise is domestic metallurgical heavy industry unit, with oil, gas, water is the most as the equipment of dynamic medium, automaticity is more and more higher, but particularly hydraulic test uses increasingly wider model. all there is pipe joint Seepage for a long time. owing to production environment wants corrosion-and high-temp-resistant, although so hydraulic oil pipe and joint must use stainless steel products. the anti-high pressure of rustless steel and anti-riot, but plastic deformation can be produced by impacting with high pressure, cause joint looseness leakage of oil, production is affected greatly.
Through checking that finding that hydraulic joint female joint O damages must change.The most present joint, for reaching better seal effect, all uses taper seat to coordinate.Want that changing O needs to extract male joint inside female joint, can female joint be with oil pipe welds together.Again because oil circuit trend when design in order to prevent the requirement of the factors such as deformation and attractive in appearance and locus, so import export or branch road all use the hydraulic joint that taper seat coordinates, and oil pipe all welds female joint, replacement o circle must be taken out whole for oil pipe, owing to tubing deformation can not position in accurately looking for when female joint is packed into inside male joint, leakage of oil after tightening, also can be produced.Some is narrow and small or specific position joint cannot recover the most at short notice.Making that online equipment is improper to roll off the production line, impact normally produces in order, increases staff labor intensity, and those skilled in the art has attempted to new scheme, but the program is never properly settled.
Summary of the invention
This utility model is just for technical problem present in prior art, it is provided that a kind of pressure piping deployable and collapsible hydraulic quick coupler, and this technical scheme compact conformation, cost are relatively low, reduce labor intensity and man-hour, it is suitable for narrow and small and special space use, quick-replaceable parts, stabilisation systems pressure.
To achieve these goals, the technical solution of the utility model is as follows, pressure piping deployable and collapsible hydraulic quick coupler, it is characterized in that, described hydraulic quick coupler includes holding straight coupling, first planar sealing pad, female joint, can folding and unfolding taper joint, y-type seal ring, shaft block ring, O, conic pipe joint and the second planar sealing pad, described y-type seal ring is arranged in the endoporus of female joint, described shaft block ring is arranged on can be on folding and unfolding taper joint, described O is arranged on can be on the groove of folding and unfolding taper joint taper seat, described first planar sealing pad is arranged on end straight coupling, it is screwed into female joint screwed hole, described second planar sealing pad is arranged on the lower end of conic pipe joint.
As a kind of improvement of the present utility model, the quantity of described y-type seal ring is three.
As a kind of improvement of the present utility model, described hydraulic quick coupler also includes that pipe clamp, described pipe clamp are arranged in female joint.4, pressure piping deployable and collapsible hydraulic quick coupler according to claim 1, it is characterised in that described hydraulic quick coupler also includes that valve block, described valve block are arranged on can the bottom of folding and unfolding taper joint.
A kind of improve as of the present utility model, in described female joint, be provided with tapered end endoporus, described tapered end endoporus and can folding and unfolding taper joint fit clearance be 0.1mm to 0.2mm.I.e. meet installation requirement, again because female joint tapered end endoporus has certain length, prevent can folding and unfolding taper joint in the case of die misalignment and stress tilt to be deformed, it is ensured that do not destroy y-type seal ring, Seepage do not occur.
A kind of improving as of the present utility model, described can be internally provided with step by folding and unfolding taper joint, conic pipe joint is internally provided with conical surface bottom groove, and described taper joint interior step coordinates with conic pipe joint bottom groove.Play guide-localization effect, it is ensured that can uniformly fit with conic pipe joint inner conical surface before the fastening of folding and unfolding taper joint O-ring seals or gap is identical, after fastening, O-ring seals reaches fully mated with conic pipe joint inner conical surface.Will not damage after making O-ring seals in a pre-installation, accomplish disposably to seal successfully.
As a kind of improvement of the present utility model, described quick joint also includes that nut, described nut are placed on conic pipe joint.
Relative to prior art, this utility model has the advantage that, 1) and this technical scheme global design is ingenious, compact conformation；2) the deployable and collapsible hydraulic quick coupler in this technical scheme is the lifting principle of draw oil cylinder (cylinder), makes to reach to shrink and emersion in the case of stress-free by folding and unfolding taper joint, concedes the locational space quick-replaceable O-ring seals of needs；3) this technical scheme uses y-type seal ring group more effectively to make folding and unfolding taper joint and female joint to combine, i.e. reliable safety again reach sealing effectiveness；4) can folding and unfolding taper joint leading portion step and conic pipe joint inner conical surface bottom groove coordinate in this technical scheme, play guide-localization effect, guarantee uniformly can be fitted with conic pipe joint inner conical surface before the fastening of folding and unfolding taper joint O-ring seals or gap is identical, and after fastening, O-ring seals reaches fully mated with conic pipe joint inner conical surface.Will not damage after making O-ring seals in a pre-installation, accomplish disposably to seal successfully；5) effect of shaft block ring is to one fulcrum of nut, makes operator utilize nut to move by folding and unfolding taper joint.Also play the spacing effect preventing from shrinking excess；6) female joint tapered end endoporus and can be between folding and unfolding taper joint fit clearance 0.1mm to 0.2mm in this technical scheme, i.e. meet installation requirement, again because female joint tapered end endoporus has certain length, prevent can folding and unfolding taper joint in the case of die misalignment and stress tilt to be deformed, ensure not destroy y-type seal ring, Seepage does not occur；7) in this technical scheme, deployable and collapsible hydraulic quick coupler has good centring property, in dismounting or when changing parts can overall or local route repair, quickly guarantee both quality and quantity；8) deployable and collapsible hydraulic quick coupler may be installed pipeline optional position, as long as meeting field requirement and easy to maintenance, deployable and collapsible hydraulic quick coupler, due to the performance shunk, has been conceded the effective range of activity of joint, reached time saving and energy saving；9) this technical scheme cost is relatively low, it is simple to large-scale popularization and application.
Accompanying drawing explanation
Fig. 1 is this utility model overall structure schematic diagram；
Fig. 2 is another kind of example structure schematic diagram；
In figure: 1-end straight coupling, 2-the first planar sealing pad, 3-female joint, 4-can folding and unfolding taper joint, 5-Y RunddichtringO, 6-shaft block ring, 7-nut, 8-O shape circle, 9-conic pipe joint, 10-the second planar sealing pad, 11-pipe clamp,
12-valve block.
Detailed description of the invention:
In order to deepen understanding of the present utility model, below in conjunction with the accompanying drawings the present embodiment is described in detail.
Embodiment 1:See Fig. 1, a kind of pressure piping deployable and collapsible hydraulic quick coupler, described hydraulic quick coupler includes holding straight coupling 1, first planar sealing pad 2, female joint 3, can folding and unfolding taper joint 4, y-type seal ring 5, shaft block ring 6, O 8, conic pipe joint 9 and the second planar sealing pad, described y-type seal ring 5 is arranged in the endoporus of female joint 3, described shaft block ring 6 is arranged on can be on folding and unfolding taper joint 4, described O 8 is arranged on can be on the groove of folding and unfolding taper joint taper seat, described first planar sealing pad 2 is arranged on end straight coupling, it is screwed into female joint 3 screwed hole, described second planar sealing pad is arranged on the lower end of conic pipe joint, the quantity of described y-type seal ring 5 is three.This technical scheme is easy to assembly, reliable, simple in construction, and dismounting flexibly, uses easily, manufacturing cost is higher, reduce labor intensity and man-hour, be suitable for narrow and small and special space uses, quick-replaceable parts, stabilisation systems pressure.
Embodiment 2:Seeing Fig. 2, a kind of improve as of the present utility model, described hydraulic quick coupler also includes that pipe clamp, described pipe clamp are arranged in female joint, and described hydraulic quick coupler also includes that valve block 12, described valve block are arranged on can the bottom of folding and unfolding taper joint.Remaining structure is identical with embodiment 1 with advantage.
Embodiment 3:See Fig. 1, Fig. 2, a kind of improve as of the present utility model, in described female joint, be provided with tapered end endoporus, described tapered end endoporus and can folding and unfolding taper joint fit clearance be 0.1mm to 0.2mm.I.e. meet installation requirement, again because female joint tapered end endoporus has certain length, prevent can folding and unfolding taper joint in the case of die misalignment and stress tilt to be deformed, it is ensured that do not destroy y-type seal ring, Seepage do not occur.Remaining structure is identical with embodiment 1 with advantage.
Embodiment 4:Seeing Fig. 1, Fig. 2, a kind of improve as of the present utility model, described can be internally provided with step by folding and unfolding taper joint, conic pipe joint is internally provided with conical surface bottom groove, and described taper joint interior step coordinates with conic pipe joint bottom groove.Play guide-localization effect, it is ensured that can uniformly fit with conic pipe joint inner conical surface before the fastening of folding and unfolding taper joint O-ring seals or gap is identical, after fastening, O-ring seals reaches fully mated with conic pipe joint inner conical surface.Will not damage after making O-ring seals in a pre-installation, accomplish disposably to seal successfully, described quick joint also includes that nut, described nut are placed on conic pipe joint.Remaining structure is identical with embodiment 1 with advantage.
Operation principle:Seeing Fig. 1, concrete assembly method is as follows:
1. three y-type seal rings are sequentially loaded in female joint endoporus.
2. nut pack into can folding and unfolding taper joint cylinder, install shaft block ring.(assembly 1)
3. assembly 1 cylinder is inserted in the endoporus of female joint tapered end thereof, then O is contained in can be on folding and unfolding taper joint taper seat groove.
4. planar sealing pad 1 is contained on end straight coupling, is screwed into female joint screwed hole.Conic pipe joint is being connected with nut, is finally loading onto planar sealing pad 2
When mounting and dismounting hydraulic oil pipe, it is only necessary to unclamp (fastening) nut, (pull-out) female joint endoporus or insertion can be taken in by folding and unfolding taper joint, then unclamp (fastening) female joint, accomplish oil pipe fast assembling-disassembling or change the effect of sealing member.
Seeing Fig. 2, concrete assembly method is as follows: parts put workbench.1.Y RunddichtringO loads female joint endoporus (selecting y-type seal ring quantity according to system pressure) in order.2. nut is put into and can be put shaft block ring, then can import (can process half rounded corner by folding and unfolding taper joint cylindrical end, this part is assembly 1) from female joint conical end by folding and unfolding taper joint cylindrical end on folding and unfolding taper joint.3. planar sealing pad 2 is contained on conic pipe joint, and is fastened on valve block.Assembly 1 and conic pipe joint are connected fastening (note can folding and unfolding taper joint front end step must be completely into can clamp nut in conic pipe joint groove) by 4 again.5. pipe clamp is contained in female joint location fastening (to ensure the axiality that assembly 1 and valve block screw thread are empty after clamping, forbid assembly 1 stress or deformation).6 planar sealing pads 1 are contained on end straight coupling, and are fastened in female joint.What oil connection no matter hydraulic oil pipe oil one end (B end) used to fasten by 7 is put in place, measure and the spacing of end straight coupling, the most then this root hydraulic oil pipe is taken out, then end straight coupling is also taken out and be welded on the hydraulic oil pipe oil other end (A end).9. the B end of this root hydraulic oil pipe is connected and tighten.Nut is totally released, use nut make can folding and unfolding taper joint indentation female joint, more slightly loosen pipe clamp fastening bolt, make the female joint can circumference activity.10. rotate female joint and be connected fastening with the end straight coupling of A end, then tighten pipe clamp, make female joint reset.11. can extract importing conic pipe joint fastening nut by folding and unfolding taper joint.The step that the pressure piping being so made up of deployable and collapsible hydraulic quick coupler is arranged on press device is complete with regard to this, then carries out stress test.If changing whole pressure piping to have only to reference to step reverse operating installed above.
Because in life-time service process, press device can find that seepage occurs in pipe joint, that is that at deployable and collapsible hydraulic quick coupler, O-ring seals is aging or damaged.When changing O-ring seals (pipeline no pressure), the nut that gets loose can take in female joint by folding and unfolding taper joint, reserves and installs the space needed with regard to renewable O-ring seals, extract can folding and unfolding taper joint to conic pipe joint fastening nut, finally carry out stress test.
This pressure piping deployable and collapsible hydraulic quick coupler utilize can folding and unfolding taper joint free shrink, reserve replacing sealing member and the reparation space of pipeline.Female joint groove can be introduced into by folding and unfolding taper joint front end step, not by external force control before and after making O-ring seals tighten, accomplish that guiding centering does not damage the effect of O-ring seals, simple and fast safety again reach maintenance effect, make up now joint dismounting difficulty used again it cannot be guaranteed that the defect of quality.This deployable and collapsible hydraulic quick coupler may be mounted at pipeline optional position, selects one end pressure piping deployable and collapsible hydraulic quick coupler in use, the other end with present joint with the use of cost-effective.Deployable and collapsible hydraulic quick coupler manufacturing cost is higher, but it is safe and reliable, dismounting is quick, y-type seal ring is changed under integral demounting the most reusable after long-term work, because can folding and unfolding taper joint external cylindrical surface and female joint endoporus machining accuracy high, but be not subject to the abrasion rotated and frequent folding and unfolding produces.The most after mounting by transparent articles on this fitting sleeve, play protection can folding and unfolding taper joint, the most do not affect the purpose of observation.Pressure piping deployable and collapsible hydraulic quick coupler stops unsafe factor during disassembling pipe, it is ensured that the quality of rapid-maintenance. and reduce maintenance teams and groups operating pressure, reduce labour cost, stablize normal production.
At least one in technical characteristic described in embodiment 2,3,4 and embodiment 1 can also be combined and form new embodiment by this utility model.
It should be noted that above-described embodiment, be not used for limiting protection domain of the present utility model, equivalents done on the basis of technique scheme or replacement each fall within this utility model scope of the claimed protection.
Claims (7)
1. a pressure piping deployable and collapsible hydraulic quick coupler, it is characterized in that, described hydraulic quick coupler includes holding straight coupling, first planar sealing pad, female joint, can folding and unfolding taper joint, y-type seal ring, shaft block ring, O, conic pipe joint and the second planar sealing pad, described y-type seal ring is arranged in the endoporus of female joint, described shaft block ring is arranged on can be on folding and unfolding taper joint, described O is arranged on can be on the groove of folding and unfolding taper joint taper seat, described first planar sealing pad is arranged on end straight coupling, it is screwed into female joint screwed hole, described second planar sealing pad is arranged on the lower end of conic pipe joint.
Pressure piping deployable and collapsible hydraulic quick coupler the most according to claim 1, it is characterised in that the quantity of described y-type seal ring is three.
Pressure piping deployable and collapsible hydraulic quick coupler the most according to claim 2, it is characterised in that described hydraulic quick coupler also includes that pipe clamp, described pipe clamp are arranged in female joint.
4. according to the pressure piping deployable and collapsible hydraulic quick coupler described in Claims 2 or 3, it is characterised in that described hydraulic quick coupler also includes that valve block, described valve block are arranged on can the bottom of folding and unfolding taper joint.
Pressure piping deployable and collapsible hydraulic quick coupler the most according to claim 4, it is characterised in that be provided with tapered end endoporus in described female joint, described tapered end endoporus and can folding and unfolding taper joint fit clearance be 0.1mm to 0.2mm.
Pressure piping deployable and collapsible hydraulic quick coupler the most according to claim 5, it is characterized in that, described can be internally provided with step by folding and unfolding taper joint, conic pipe joint is internally provided with conical surface bottom groove, and described taper joint interior step coordinates with conic pipe joint bottom groove.
Pressure piping deployable and collapsible hydraulic quick coupler the most according to claim 6, it is characterised in that described quick joint also includes that nut, described nut are placed on conic pipe joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620253809.XU CN205606050U (en) | 2016-03-30 | 2016-03-30 | But pressure pipeline extendible quick change coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620253809.XU CN205606050U (en) | 2016-03-30 | 2016-03-30 | But pressure pipeline extendible quick change coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205606050U true CN205606050U (en) | 2016-09-28 |
Family
ID=56964934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620253809.XU Expired - Fee Related CN205606050U (en) | 2016-03-30 | 2016-03-30 | But pressure pipeline extendible quick change coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205606050U (en) |
-
2016
- 2016-03-30 CN CN201620253809.XU patent/CN205606050U/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: 20160928 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |