CN203836439U - Movable connecting device capable of resisting high pressure for liquid delivery pipeline - Google Patents
Movable connecting device capable of resisting high pressure for liquid delivery pipeline Download PDFInfo
- Publication number
- CN203836439U CN203836439U CN201420186919.XU CN201420186919U CN203836439U CN 203836439 U CN203836439 U CN 203836439U CN 201420186919 U CN201420186919 U CN 201420186919U CN 203836439 U CN203836439 U CN 203836439U
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- China
- Prior art keywords
- ball
- sealing gasket
- fixed cover
- articulating device
- spring
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- Withdrawn - After Issue
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Abstract
The utility model provides a movable connecting device capable of resisting high pressure for a liquid delivery pipeline. The movable connecting device comprises an integrated fixing sleeve, two sealing gaskets, two sealing gasket supports and a spring ball assembly; an axial mounting hole for mounting the spring ball assembly is formed in the annular part of the integrated fixing sleeve; the two sealing gasket supports are arranged at the upper and lower ends of the integrated fixing sleeve, respectively, and ball grooves formed in the two sealing gasket supports for matching with balls face the integrated fixing sleeve; the two sealing gaskets are arranged at the outer ends of the two sealing gasket supports, respectively. The device is characterized in that the sealing gasket supports move on the balls so as to drive upper and lower parts to rotate relatively to each other, and the friction motion between the sealing gaskets and the pipeline in the prior art is replaced by rolling motion between the balls and the ball grooves; the device is steady in rotation, good in airtightness, low in abrasion, long in service life; the device is especially suitable for high-pressure liquid delivery pipelines, and also applicable to occasions such as limited space, and requiring on flexible rotation of the pipeline under exceptional circumstances.
Description
Technical field
The utility model relates to liquid conducting pipes, the connection set of pipeline specifically, more specifically a kind of for liquid conducting pipes can high voltage bearing articulating device.
Background technique
In actual production and life application, liquid conducting pipes need to carry out necessary rotation in pipeline connection place sometimes, and one of them pipeline is fixed, and another pipeline rotates.Owing to there being liquid to exist in pipeline, at this moment the formedness in the sealing of the connection place of these two pipelines just seems extremely important, and particularly liquid is in pipeline by high-voltage transmission in the situation that, and guaranteeing that joint is not leaked just needs sealing reliably.General method is to seal with rubber pad, after rotating, between rubber pad and pipeline, has relative movement, easily produces gap, and liquid leakage occurs, and secondly, the long-term mill of rubber pad and pipeline can cause rubber pad to damage after examining, and does not have seal action.
Model utility content
In order to overcome the defect of prior art, the utility model adopts the mode of multi-layer structure very cleverly, design a kind of for liquid conducting pipes can high voltage bearing articulating device, keep rubber pad and pipeline to combine closely all the time, realize rubber pad and pipeline and do not produce relative movement, and guarantee not occur leak of liquid.
Of the present utility model for liquid conducting pipes can high voltage bearing articulating device, comprise sealing gasket, its innovation is: comprise whole fixed cover, two sealing gaskets, two sealing gasket supports, spring ball assemblying body, described whole fixed cover is provided for the axial mounting hole of mounting spring ball set zoarium at its ring-type position, two sealing gasket supports are placed in respectively whole fixed cover upper and lower end, its setting for coordinating the ball grooves of ball towards whole fixed cover, two sealing gaskets are placed in respectively the outer end of two sealing gasket supports.
Described sealing gasket is ring-type sheet, is convenient to touch with tube wall and the good knot of sealing gasket support.Sealing gasket is made with flexible nonmetal material, and these materials comprise plastics and rubber-plastics material or other material of various rubber, various softnesses.
Described ball is spherical, with metallic material, makes.Ball requires evenly regular, and it is high that hardness is wanted, and intensity will be got well, wear-resisting, therefore can use wear-resistant metal material or abrasion resistance alloy.
The pipeline that articulating device of the present utility model connects can movablely rotate, and the pipeline at two can relatively rotate.Here can consider two kinds of modes: a kind of is that articulating device can only relatively rotate with the pipeline of, and another kind is that the pipeline at articulating device and two can relatively rotate.For rear a kind of mode, a kind of embodiment of the present utility model is: the axial mounting hole of whole fixed cover is through hole, and a ball is respectively settled at its spring two of spring ball assemblying body.
For good, spring is combined with ball firmly, the utility model also arranges a ball rack being connected with spring, its ball of spring ball assemblying body is placed on the ball rack being connected with spring.
Spring ball assemblying body is arranged in the axial mounting hole of whole fixed cover, and spring ball assemblying body plays a part to support sealing gasket support, and holds out against the sealing gasket that is positioned at sealing gasket support outer end, makes it to combine closely all the time with pipeline.For sealing gasket support stability of rotation on ball, the quantity of spring ball assemblying body can not be very little.The axial mounting hole that makes whole fixed cover in the utility model is 3 ~ 12, and 2 of the minimum number of spring ball assemblying body are no more than at most the number of axial mounting hole.
Scheme is preferably: the axial mounting hole of whole fixed cover is 6 ~ 8, and the quantity of spring ball assemblying body equals the number of axial mounting hole.
The ball grooves of the sealing gasket support in the utility model is made with metallic material.As a kind of embodiment of the present utility model, the utility model is the support fixed groove around whole outer shroud in the arranged outside of the outer shroud of the ball grooves of sealing gasket support also, and has in the outer shroud inner side of whole fixed cover the fixing pin that snaps in support fixed groove.In this scheme, the quantity of fixing pin is 3 ~ 8, take 4 as good.Fixing pin, through the outer shroud of whole fixed cover, snaps in support fixed groove, and whole fixed cover is realized and being connected with sealing gasket support.The groove width of fixed groove is a bit larger tham fixing pin diameter, therefore sealing gasket support has the up and down leeway of little Xu, under the elastic force effect of spring ball assemblying body, sealing gasket support is held out against to duct orientation.
Device of the present utility model can be realized and being connected of pipeline as bonding or welding by various technology.After being connected with pipeline, pipeline and sealing gasket and sealing gasket support also become the integral body that can not relatively rotate, and this whole can relatively rotating with whole fixed cover.
Of the present utility model for liquid conducting pipes can high voltage bearing articulating device, be the movement on ball by sealing gasket support, drive upper and lower two-part to relatively rotate.After in being connected to pipeline, the pipeline of articulating device one end, sealing gasket and sealing gasket support become as a whole, can rotate with respect to whole fixed cover.If a ball has all respectively been settled at its spring two of spring ball assemblying body, the pipeline of the other end of articulating device, sealing gasket and sealing gasket support also become as a whole so, can rotate with respect to whole fixed cover.Can also find out thus, the mode that adopts two all to settle the spring ball assemblying body of ball, rotation will be convenient, and such mode is being subject to limited space or is in particular cases more adapting to, when the pipeline of one end is not allowed rotation, can rotate easily the pipeline of the other end.
The utility model guarantees that by spring sealing gasket and pipeline combine closely all the time, when upper and lower two pipelines relatively rotate, ball rolls, the ball grooves of sealing gasket support moves, the fricting movement that has replaced sealing gasket and pipeline in prior art with rolling motion between ball and ball grooves, because ball and ball grooves are all to make with metallic material, intensity is high, hardness is good, wear-resisting, and rolling friction is more much smaller than sliding friction, so articulating device of the present utility model is not easy to produce wearing and tearing, be not easy to produce gap, and sealing gasket just keeps combining closely with pipeline, do not rub, therefore sealing gasket can not wear and tear, sealing gasket is brought into play good seal action, guarantee not occur leak of liquid.Sealed member and rotatable parts are independently, act in accordance with the division of their functions and duties, and are innovations of the present utility model, are also the defects that the utility model overcomes prior art, realize the technical support of model utility object.
Articulating device of the present utility model, stability of rotation, good airproof performance, wearing and tearing are few, and the life-span is long, can be used for various liquid conducting pipes, be particularly suitable for the pipeline of high-pressure delivery liquid, and be subject to limited space or in particular cases need the occasion of pipeline energy flexible rotating.
Accompanying drawing explanation
Fig. 1 is the overall appearance figure of the utility model device.
Fig. 2 is whole fixed cover structural drawing.
Fig. 3 is the whole fixed cover structural drawing of installing after coil tension spring.
Fig. 4 is rubber gasket rack assumption diagram.
Fig. 5 is spring ball composite unit structure figure.
Fig. 6 is the sectional drawing of the partial structurtes after the utility model device is connected with pipeline.
Embodiment
See Fig. 1.A kind of for liquid conducting pipes can high voltage bearing articulating device, comprise that whole fixed cover 3, two sealing gaskets (upper rubber gasket 1, lower rubber gasket 5), two sealing gasket supports (upper sealing gasket support 2, lower seal pad support 4), eight spring ball assemblying body 8(are shown in Fig. 3,5), described whole fixed cover 3 is provided for eight of mounting spring ball set zoarium and through hole 7(are axially installed see Fig. 2 at its ring-type position), eight spring ball assemblying bodys 8 are arranged on respectively eight of whole fixed cover 3 (see figure 3) in through holes 7 are axially installed.Two sealing gasket supports are placed in respectively whole fixed cover 3 upper and lower end (upper sealing gasket support 2 upper and lower sealing gasket support 4 under), its setting for coordinating the ball grooves 9(of ball to see Fig. 4) towards 3, two sealing gaskets of whole fixed cover, be placed in respectively the outer end (the upper and lower rubber gasket 5 that upper rubber gasket 1 is positioned at sealing gasket support 2 is positioned under lower seal pad support 4) of two sealing gasket supports.
Upper rubber gasket 1, lower rubber gasket 5 are ring-type sheet.
The ball grooves 8 use metallic material of sealing gasket support (see figure 4) are made.The arranged outside of the outer shroud of the ball grooves 8 of sealing gasket support, around the support fixed groove 10 of whole outer shroud, for coordinating with it, has in the outer shroud inner side of whole fixed cover (see figure 2) four fixing pins 6 that snap in support fixed groove 10.Four fixing pin 6(of whole fixed cover are shown in to Fig. 2) the support fixed groove 10(that snaps in sealing gasket support is shown in Fig. 4), make whole fixed cover 3, two sealing gaskets (upper rubber gasket 1, lower rubber gasket 5), two sealing gasket supports (upper sealing gasket support 2, lower seal pad support 4), eight spring ball assemblying body 8(see Fig. 3) link together into as a whole.
See Fig. 5.Upper spheres 11, lower spheres 15 are all spherical, with metallic material, make.
Have the upper ball rack 12 and the lower ball rack 14 that are connected with spring 13, upper spheres 11 is placed in ball rack 12 upper and lower part balls 15 and is placed on lower ball rack 14.
See Fig. 6.The pipeline (upper pipe 16 and lower pipeline 17) that the present embodiment belongs to articulating device two can relatively rotate.In figure, can more be well understood to the concrete structure situation of device of the present utility model, and with the interconnective situation of pipeline.Figure is shown with upper pipe 16 and lower pipeline 17, upper and lower rubber pad 1,5, upper and lower sealing gasket support 2,4, upper and lower fixing pin 6,18, the fixed groove 19 of upper sealing gasket support 2, the fixed groove 10 of lower seal pad support 4, whole fixed cover 3, is placed in upper ball 11, lower ball 15, upper ball rack 12, the lower ball rack 14 and spring 13 of the formation spring ball assemblying body in whole fixed cover 3.
Claims (10)
- One kind for liquid conducting pipes can high voltage bearing articulating device, comprise sealing gasket, it is characterized in that: comprise whole fixed cover, two sealing gaskets, two sealing gasket supports, spring ball assemblying body, described whole fixed cover is provided for the axial mounting hole of mounting spring ball set zoarium at its ring-type position, two sealing gasket supports are placed in respectively whole fixed cover upper and lower end, its setting for coordinating the ball grooves of ball towards whole fixed cover, two sealing gaskets are placed in respectively the outer end of two sealing gasket supports.
- 2. articulating device according to claim 1, is characterized in that: the ring-type sheet of sealing gasket for making with flexible nonmetal material.
- 3. articulating device according to claim 1, is characterized in that: ball is make with metallic material spherical.
- 4. articulating device according to claim 1, is characterized in that: the axial mounting hole of whole fixed cover is through hole, and a ball is respectively settled at its spring two of spring ball assemblying body.
- 5. according to the articulating device described in claim 1 or 4, it is characterized in that: its ball of spring ball assemblying body is placed on the ball rack being connected with spring.
- 6. according to the articulating device described in claim 1 or 4, it is characterized in that: the axial mounting hole of whole fixed cover is 3 ~ 12 that 2 of the minimum number of spring ball assemblying body are no more than at most the number of axial mounting hole.
- 7. articulating device according to claim 6, is characterized in that: the axial mounting hole of whole fixed cover is 6 ~ 8, and the quantity of spring ball assemblying body equals the number of axial mounting hole.
- 8. articulating device according to claim 1, is characterized in that: the support fixed groove in the arranged outside of the outer shroud of the ball grooves made from metallic material of sealing gasket support around whole outer shroud.
- 9. articulating device according to claim 1, is characterized in that: there is the fixing pin that snaps in support fixed groove the outer shroud inner side at whole fixed cover.
- 10. articulating device according to claim 9, is characterized in that: the quantity of fixing pin is 3 ~ 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420186919.XU CN203836439U (en) | 2014-04-17 | 2014-04-17 | Movable connecting device capable of resisting high pressure for liquid delivery pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420186919.XU CN203836439U (en) | 2014-04-17 | 2014-04-17 | Movable connecting device capable of resisting high pressure for liquid delivery pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203836439U true CN203836439U (en) | 2014-09-17 |
Family
ID=51514280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420186919.XU Withdrawn - After Issue CN203836439U (en) | 2014-04-17 | 2014-04-17 | Movable connecting device capable of resisting high pressure for liquid delivery pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203836439U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925434A (en) * | 2014-04-17 | 2014-07-16 | 桂林电子科技大学 | High-pressure-resisting movable connection device for liquid conveying pipeline |
-
2014
- 2014-04-17 CN CN201420186919.XU patent/CN203836439U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925434A (en) * | 2014-04-17 | 2014-07-16 | 桂林电子科技大学 | High-pressure-resisting movable connection device for liquid conveying pipeline |
| CN103925434B (en) * | 2014-04-17 | 2015-11-25 | 桂林电子科技大学 | A kind of for liquid conducting pipes can high voltage bearing articulating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140917 Effective date of abandoning: 20151125 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |