CN204153363U - A kind of rotary flange - Google Patents
A kind of rotary flange Download PDFInfo
- Publication number
- CN204153363U CN204153363U CN201420550591.5U CN201420550591U CN204153363U CN 204153363 U CN204153363 U CN 204153363U CN 201420550591 U CN201420550591 U CN 201420550591U CN 204153363 U CN204153363 U CN 204153363U
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- base
- rotation
- gap
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- rotary
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Abstract
The utility model relates to field of engineering technology, in particular to a kind of rotary flange, comprises rotating machinery and sealing mechanism.Rotating machinery possesses base and the solid of rotation of tubular, described base and described solid of rotation coaxial rotation, possesses the gap that one end is open between base and solid of rotation; Sealing mechanism possesses compressed part and elastomeric seal portions.Sealing mechanism possesses compressed part and elastomeric seal portions, described elastomeric seal portions is arranged in described gap, and with by being connected from loosening with described base and/or described rotary part under original-shape, coordinate with described gap in the mode removed sealing effect is played in described gap; Described compressed part extrudes described elastomeric seal portions to be moved by self, to make described elastomeric seal portions generation deformation and the mode sealing described gap coordinates with described elastomeric seal portions.Rotary flange of the present utility model, has excellent rotary seal performance, Operation and Maintenance is convenient, long service life, cost are low advantage.
Description
Technical field
The application relates to field of engineering technology, in particular to a kind of rotary flange.
Background technique
The engineer applied of rotary flange widely.Rotary sealing mechanism in correlation technique rotates and relies on the frictional connection between carbon steel and carbon steel to rotate, and what sealing configuration adopted is the sealing of gas-flow closure circle, rotates, seal during inflation during unaerated.Use above-mentioned rotary sealing mechanism to rotate easily wearing and tearing rotating machinery material, sealing mechanism is installed comparatively loaded down with trivial details, and seal ring is fragile.
Although above-mentioned set-up mode can reach the sealing purpose of rotary flange, due to friction for a long time or the pressure seal ring that all likely makes bigger than normal damaged, and to change not easily.Therefore, the working life of rotary flange is in urgent need to be improved.
Model utility content
This application provides a kind of rotary flange, to solve the problem.
According to the rotary flange that the embodiment of the present application provides, at least comprise:
Rotating machinery, it possesses base and the solid of rotation of tubular, and described base and described solid of rotation coaxial rotation, possess gap between described base and described solid of rotation, and one end, described gap is open;
Sealing mechanism, it possesses compressed part and elastomeric seal portions, described elastomeric seal portions is arranged in described gap, and with by being connected from loosening with described base and/or described solid of rotation under original-shape, coordinates with described gap in the mode removed sealing effect is played in described gap;
Described compressed part extrudes described elastomeric seal portions to be moved by self, to make described elastomeric seal portions generation deformation and the mode sealing described gap coordinates with described elastomeric seal portions.
Described compressed part can regulate the impacting force of described elastomeric seal portions, to obtain suitable sealing effect and to compensate elastomeric seal portions loss in use.
By adopting the rotary flange of the application, while keeping excellent rotary seal performance, have also been obtained very large prolongation working life, cost is minimized.
Preferably, described elastomeric seal portions possesses elastic seal ring; Described rotating machinery also possesses one or more rotary friction rub body, and described rotary friction rub body to be arranged in described gap and coaxial with described base, and described rotary friction rub body possesses frictional contact surface with described base and described solid of rotation respectively; Described rotary friction rub body and described elastic seal ring are arranged at described gap along axis successively, and described elastic seal ring is positioned at open one end, described gap.
Preferably, described elastomeric seal portions also possesses packing, and described packing is arranged between described elastic seal ring and described rotary friction rub body.
The sealing effect of described rotary friction rub body, described packing, described elastic seal ring combines, and can reach very excellent sealing effect.Wherein said elastic seal ring plays main seal effect.
Preferably, the other end that described gap is relative with open end is closed or is possessed limit structure; Described rotary friction rub body, described packing and described elastic seal ring are coaxially arranged in described gap successively.
Preferably, described gap is divided into open segment and closed section by limited step, described open segment be described limited step to open end, described closed section is described limited step to described closed end or limit structure; Described rotary friction rub body is arranged at described closed section, and described packing and described elastic seal ring are coaxially arranged at described open segment successively, and described elastic seal ring is positioned at described open end.
Preferably, described base possesses tapped hole; Described compressed part possesses through hole; Described compressed part is passed described through hole by screw and is installed on described base with the mode of described screw hole; The precession direction of described screw and the axis being parallel of described base.
Further preferably, described rotary friction rub body is copper sheathing.
Further preferably, described elastic seal ring is rubber seal.
Preferably, described base sheath is outside at described solid of rotation; Described base also possesses oil guiding hole, and described oil guiding hole runs through described base side wall.
Further preferably, described rotary friction rub body possesses oil guide slot, and described oil guide slot is arranged at described frictional contact surface.
Preferably, described base in described gap away from one end also possess base flange, described base is fixedly connected with described base flange; Described solid of rotation in described gap away from one end also possess solid of rotation flange, described solid of rotation is fixedly connected with described solid of rotation flange.
The technological scheme that the embodiment of the application provides can comprise following beneficial effect:
A) sealability is excellent;
B) each friction position all possesses stronger abrasion resistance properties, long service life;
C) structure simple, be beneficial to dismounting and safeguard;
D) cost is lower.
Should be understood that, it is only exemplary that above general description and details hereinafter describe, and can not limit the application.
Accompanying drawing explanation
Fig. 1 is the rotary flange structure cross-sectional schematic of the application;
Fig. 2 is the rotary flange oil guide slot partial structurtes schematic diagram of the application.
Accompanying drawing illustrates:
40-sealing mechanism; 400-compressed part; 402-rubber seal; 404-packing; 42-rotating machinery; 420-base; 422-solid of rotation; 424-copper sheathing; 426-solid of rotation flange; 428-base flange; 4240-oil guide slot.
Accompanying drawing to be herein merged in specification and to form the part of this specification, shows the embodiment meeting the application, and is used from specification one principle explaining the application.
Embodiment
Also by reference to the accompanying drawings the application is described in further detail below by specific embodiment.
In below describing " on ", D score is all as the criterion with the rotary flange shown in Fig. 1.
The embodiment of the application provides a kind of rotary flange, as shown in Figure 1, comprises sealing mechanism 40 and rotating machinery 42.
Rotating machinery 42, it possesses base 420 and the solid of rotation 422 of tubular, and base 420 and solid of rotation coaxial rotation, possess gap between base 420 and solid of rotation 422, and one end, gap is open;
Sealing mechanism 40, it possesses compressed part 400 and elastomeric seal portions.
Elastomeric seal portions is arranged in described gap, and with by being connected from loosening with base 420 and/or solid of rotation 422 under original-shape, coordinates with described gap in the mode removed sealing effect is played in described gap.That is, under reset condition, although elastomeric seal portions can be connected with base 420 and/or solid of rotation 422, its contact position does not have obvious pressure, therefore can't limit the rotation between base 420 and solid of rotation 422.
Compressed part 400 extrudes elastomeric seal portions to be moved by self, to make elastomeric seal portions generation deformation and the mode sealing described gap coordinates with elastomeric seal portions.That is, under sealing state, compressed part 400 is removable and can extrude elastomeric seal portions, and elastomeric seal portions deforms to seal described gap, reaches the effect of seal rotary flange.
The spinfunction of rotary flange is realized by base 420 and solid of rotation 422, and base 420 is connected with external equipment respectively with solid of rotation 422, and Placement includes but not limited to Flange joint, welding etc.By the coaxial rotation between base 420 and solid of rotation 422, realize the rotation between external equipment.By compressed part 400 and elastomeric seal portions to the sealing gap between base 420 and solid of rotation 422.Due in the gap of elastomeric seal portions between base 420 and solid of rotation 422, compressed part 400 is for compressing elastomeric seal portions, when compressed part 400 extrudes elastomeric seal portions, then elastomeric seal portions generation elastic strain, and then with between base 420 and solid of rotation 422 for pressure contacts, namely fill up described gap, realize sealing effect; When compressed part 400 discharges the pressure to elastomeric seal portions, then elastomeric seal portions is connected for loosening with the contact segment of base 420 and solid of rotation 422, then now base 420 and solid of rotation 422 can rotate naturally.The impacting force of compressed part 400 pairs of elastomeric seal portions can regulate, to obtain suitable sealing effect and to compensate elastomeric seal portions loss in use.By adopting the rotary flange of the present embodiment, while keeping excellent rotary seal performance, have also been obtained very large prolongation working life, cost is minimized.
As a preferred scheme, elastomeric seal portions possesses elastic seal ring; Rotating machinery 42 also possesses one or more rotary friction rub body, and described rotary friction rub body to be arranged in described gap and coaxial with base 420, and described rotary friction rub body possesses frictional contact surface with base 420 and solid of rotation 422 respectively; Described rotary friction rub body and described elastic seal ring are arranged at described gap along axis successively, and described elastic seal ring is positioned at open one end, described gap.
Further preferably, the described rotary friction rub body of the present embodiment is copper sheathing 424.
Further preferably, the described elastic seal ring of the present embodiment is rubber seal 402.
Can elastic strain be there is in rubber seal 402, its in one direction compacted portion 400 apply pressure compression after, another direction expand, realize sealing between base 420 and solid of rotation 422.Those skilled in the art can select the material of described elastic seal ring according to actual user demand and cost, comparatively economical and practical scheme is rubber seal 402.After rubber seal 402 is worn and torn, compressed part 400 only need be regulated to compress rubber seal 402 further, can continue to realize good sealing effect, need not dismounting, change parts, therefore not only cost is lower, the life-span is longer, dismounting is easy for the rotary flange of the present embodiment, also saves the maintenance cost in use.By adopting the described rotary friction rub body be arranged in described gap, the frictional loss between base 420 and solid of rotation 422 can be reduced, life-saving, simple preliminary sealing effect can be provided simultaneously.Adopt multiple described rotary friction rub body, can Decentralized Friction loss further, and can life-saving further.Described rotary friction rub body can select the material possessing arbitrarily solid lubrication performance, and the common material possessing described solid lubrication performance is the material having intensity and ductility concurrently, and comparatively economical and practical preferred version is the copper sheathing 424 of the present embodiment.Those skilled in the art can according to actual user demand and cost selection material and quantity.
Preferably, elastomeric seal portions also possesses packing 404, and packing 404 is arranged between rubber seal 402 and copper sheathing 424.In gap between base 420 and solid of rotation 422, put into copper sheathing 424, packing 404, rubber seal 402 and compressed part 400 successively, by compressed part 400 rubber seal 402 and packing 404 compressed and can realize sealing.Copper sheathing 424 possesses certain sealing, but still there is certain leakage in the gap of its rubbing surface; Packing 404 possesses certain sealing after compaction, but still there is certain leakage in its gap; Can elastic strain be there is in rubber seal 402, its in one direction compacted portion 400 apply pressure compression after, another direction expand, realize sealing between base 420 and solid of rotation 422.The sealing effect of above-mentioned three parts combines, and can reach very excellent sealing effect.Wherein said rubber seal 402 plays main seal effect.
As a preferred version, the described gap the other end relative with open end is closed or is possessed limit structure; Described copper sheathing 424, packing 404 and rubber seal 402 are coaxially arranged in described gap successively.Described gap can be a continuous print, overall gap, and one end is open, and the other end is closed or limited location structure.Copper sheathing 424, packing 404 and rubber seal 402 are coaxially arranged in described gap successively.When compressed part 400 pairs of rubber seal 402 compress, described close or possess limit structure one end restriction copper sheathing 424, packing 404 and rubber seal 402 further movement, compress successively to make above-mentioned parts, and then make rubber seal 402 can elastic strain, to seal described gap.
As a further preferred version, described gap is divided into open segment and closed section by limited step, described open segment be described limited step to open end, described closed section is described limited step to described closed end or limit structure; Copper sheathing 424 is arranged at described closed section, and packing 404 and rubber seal 402 are coaxially arranged at described open segment successively, and rubber seal 402 is positioned at described open end.
Be positioned at the limited step of described slotted section by base 420 and/or solid of rotation 422, realize the scheme that described gap can be two sections.The parts of copper sheathing 424 and sealing mechanism 40 can be provided separately in described gap.The correlation interference between said two devices and friction can be reduced, Loss reducing.Be beneficial to the position of fixing copper sheathing 424 simultaneously.Simultaneously when implementing lubrication to described rotary friction rub body, can to a certain degree reduce unnecessary diffusion and the pollution of oiling agent.Described limited step can as the support end to compressed part 400 impacting force simultaneously.
As a preferred scheme, base 420 possesses tapped hole; Compressed part 400 possesses through hole; Compressed part 400 is passed described through hole by screw and is installed on base 420 with the mode of described screw hole; The precession direction of described screw and the axis being parallel of base 420.Install and drive compressed part 400, to extrude described elastic seal ring, comparatively economy easily mode for be realized by screw.By adjusting described screw, can reach and control compressed part 400 along the effect of axial-movement in gap, and then controllably extrude the elastic seal ring in gap, realize and can sealing effect be regulated.
As a preferred scheme, it is outside that base 420 is enclosed within solid of rotation 422; Base 420 also possesses oil guiding hole, and described oil guiding hole is through base 420 sidewall.Described oil guiding hole is used for adding lubricant oil externally to described frictional contact surface, because described rotary friction rub body can respect thereto 420 and solid of rotation 422 rotate, in the process of rotating, lubricant oil can spread apart along described frictional contact surface, and then other effects that described spin friction face is lubricated, reach reduction surface friction drag, reduce frictional loss and the object of life-saving.
As a further preferred scheme, described rotary friction rub body possesses oil guide slot, and described oil guide slot is arranged at described frictional contact surface.Described oil guide slot disperses the lubricant oil on described frictional contact surface further, better, can reach further and reduce friction loss and the effect of life-saving.
As a preferred scheme, base 420 in described gap away from one end also possess base flange 428, base 420 is fixedly connected with base flange 428; Solid of rotation 422 in described gap away from one end also possess solid of rotation flange 426, solid of rotation 422 is fixedly connected with solid of rotation flange 426.Base 420 can be processed as base with flange plate by global formation, is connected with miscellaneous part to facilitate; Equally, solid of rotation 422 can be processed as solid of rotation with flange plate by global formation, is connected with miscellaneous part to facilitate.Base 420 and base flange 428 also can be processed separately, are fixed together work; Equally, solid of rotation 422 and solid of rotation flange 426 also can be processed separately, are fixed together work.The described mode that is fixedly connected with includes but not limited to welding, and welding is mode comparatively economical and practical under the prerequisite ensureing join strength and sealing.Those skilled in the art according to the actual requirements and cost, can unrestricted choice.
As a most specific embodiment, as described in Figure 1, rotating machinery 42 comprises: base 420, solid of rotation 422, copper sheathing 424, base flange 428, solid of rotation flange 426.Base flange 428 is by being fixedly welded on the bottom of base 420, and solid of rotation flange 426 is by being fixedly welded on the top of solid of rotation 422.Base 420 is connected with solid of rotation 422 coaxial rotation, and have gap therebetween and divide two sections, epimere is open segment, for arranging sealing mechanism 40; Hypomere is closed section, for arranging copper sheathing 424.
Sealing mechanism 40 comprises: packing 404, rubber seal 402 and compressed part 400.Load in above-mentioned open segment along axis successively, packing 404 is positioned at lower end, and compressed part 400 is positioned at upper end, and rubber seal 402 is between compressed part 400 and packing 404.Its top-side of compressed part 400 possesses through hole, and screw passes the screw hole at through hole and base 420 top, compressed part 400 can be moved down by adjusting screw, and then extrude rubber seal 402.
When rotary flange 4 works, base 420 and solid of rotation 422 are connected and fixed by flange plate with external agency respectively, can rotate between base 420 and solid of rotation 422.There is provided torsion by external impetus, when solid of rotation 422 rotates relative to base 420, the copper sheathing 424 be installed on therebetween rubs with said two devices simultaneously, plays support, Decentralized Friction power and the preliminary effect sealed.The introducing of copper sheathing 424 reduces the surface friction drag between base 420 and solid of rotation 422 and has disperseed friction stroke, and copper sheathing 424 possesses solid lubrication performance, can friction fit surface of contact better, is conducive to reducing frictional loss, extends overall working life.Base 420 possesses the oil guiding hole running through sidewall.Frictional contact surface between copper sheathing 424 and solid of rotation 422 is provided with oil guide slot 4240, and as shown in Figure 2, oil guide slot 4240 is beneficial to and is more uniformly distributed on frictional contact surface by lubricant oil, better ensures the overall work state of rotary flange, increases the service life.
When rotating to the position of needs, by compressed part 400 is moved down, compress rubber seal 402 and packing 404, after packing 404 is compacted, play further auxiliary seal effect.Rubber seal 402 adopts cross section to be circular seal ring in the present embodiment, compressed at vertical direction, due to its resilient characteristic, its substantially horizontal is caused to expand, play and compensate and fill up the effect in gap between base portion 420 and rotary part 422, and then reach sealing effect extremely excellent between base portion 420 and rotary part 422.
Along with the prolongation of service time, rubber seal 402 can be worn and torn unavoidably, now only need to adjust compressed part 400 downwards further, can continue to obtain excellent sealing effect, and need not keep in repair or change parts, while increasing the service life, also reduce maintenance needs, and reduce user cost significantly.
The foregoing is only the preferred embodiment of the application, be not limited to the application, for a person skilled in the art, the application can have various modifications and variations.Within all spirit in the application and principle, any amendment done, equivalent replacement, improvement etc., within the protection domain that all should be included in the application.
Claims (10)
1. a rotary flange, is characterized in that, at least comprises:
Rotating machinery, it possesses base and the solid of rotation of tubular, and described base and described solid of rotation coaxial rotation, possess gap between described base and described solid of rotation, and one end, described gap is open;
Sealing mechanism, it possesses compressed part and elastomeric seal portions, described elastomeric seal portions is arranged in described gap, and with by being connected from loosening with described base and/or described solid of rotation under original-shape, coordinates with described gap in the mode removed sealing effect is played in described gap;
Described compressed part extrudes described elastomeric seal portions to be moved by self, to make described elastomeric seal portions generation deformation and the mode sealing described gap coordinates with described elastomeric seal portions.
2. rotary flange according to claim 1, is characterized in that, described elastomeric seal portions possesses elastic seal ring; Described rotating machinery also possesses one or more rotary friction rub body, and described rotary friction rub body to be arranged in described gap and coaxial with described base, and described rotary friction rub body possesses frictional contact surface with described base and described solid of rotation respectively; Described rotary friction rub body and described elastic seal ring are arranged at described gap along axis successively, and described elastic seal ring is positioned at open one end, described gap.
3. rotary flange according to claim 2, is characterized in that, described elastomeric seal portions also possesses packing, and described packing is arranged between described elastic seal ring and described rotary friction rub body.
4. rotary flange according to claim 3, is characterized in that, the described gap the other end relative with open end is closed or possessed limit structure; Described rotary friction rub body, described packing and described elastic seal ring are coaxially arranged in described gap successively.
5. rotary flange according to claim 4, it is characterized in that, described gap is divided into open segment and closed section by limited step, described open segment be described limited step to open end, described closed section is described limited step to described closed end or limit structure; Described rotary friction rub body is arranged at described closed section, and described packing and described elastic seal ring are coaxially arranged at described open segment successively, and described elastic seal ring is positioned at described open end.
6. the rotary flange according to claim 4 or 5, is characterized in that, described base possesses tapped hole; Described compressed part possesses through hole; Described compressed part is passed described through hole by screw and is installed on described base with the mode of described screw hole; The precession direction of described screw and the axis being parallel of described base.
7. rotary flange according to claim 2, is characterized in that, described rotary friction rub body is copper sheathing; Described elastic seal ring is solid rubber seal ring.
8. rotary flange according to claim 2, is characterized in that, described base sheath is outside at described solid of rotation; Described base also possesses oil guiding hole, and described oil guiding hole runs through described base side wall.
9. rotary flange according to claim 8, is characterized in that, described rotary friction rub body possesses oil guide slot, and described oil guide slot is arranged at described frictional contact surface.
10. rotary flange according to claim 1, is characterized in that, described base in described gap away from one end also possess base flange, described base is fixedly connected with described base flange; Described solid of rotation in described gap away from one end also possess solid of rotation flange, described solid of rotation is fixedly connected with described solid of rotation flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420550591.5U CN204153363U (en) | 2014-09-23 | 2014-09-23 | A kind of rotary flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420550591.5U CN204153363U (en) | 2014-09-23 | 2014-09-23 | A kind of rotary flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204153363U true CN204153363U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420550591.5U Expired - Fee Related CN204153363U (en) | 2014-09-23 | 2014-09-23 | A kind of rotary flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204153363U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763800A (en) * | 2016-12-12 | 2017-05-31 | 陈猛 | A kind of sealing ring and its installation method on telescoping tube and rotary flange |
| CN107091386A (en) * | 2017-06-12 | 2017-08-25 | 安徽中鼎金亚汽车管件制造有限公司 | A kind of flange aluminum pipe sealing structure |
| CN108374937A (en) * | 2018-04-28 | 2018-08-07 | 建湖县博奥液压机械制造有限公司 | A kind of rotary flange |
-
2014
- 2014-09-23 CN CN201420550591.5U patent/CN204153363U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763800A (en) * | 2016-12-12 | 2017-05-31 | 陈猛 | A kind of sealing ring and its installation method on telescoping tube and rotary flange |
| CN106763800B (en) * | 2016-12-12 | 2017-12-29 | 陈猛 | A kind of sealing ring and its installation method on telescoping tube and rotary flange |
| CN107091386A (en) * | 2017-06-12 | 2017-08-25 | 安徽中鼎金亚汽车管件制造有限公司 | A kind of flange aluminum pipe sealing structure |
| CN107091386B (en) * | 2017-06-12 | 2023-04-28 | 安徽中鼎流体系统有限公司 | Flange aluminum pipe sealing structure |
| CN108374937A (en) * | 2018-04-28 | 2018-08-07 | 建湖县博奥液压机械制造有限公司 | A kind of rotary flange |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170515 Address after: 364000 Longyan high tech Zone, Fujian Province Lotus Road, No. 136, No. Patentee after: LONGYAN CHANGFENG SPECIAL AUTOMOBILE Co.,Ltd. Address before: 364201 Gutian County, Fujian, Shanghang Town, Haruki Town, Village Road, No. 17 Patentee before: Chen Meng |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20210923 |
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| CF01 | Termination of patent right due to non-payment of annual fee |