CN106499816B - A kind of hydraulic drive pipe screw thread combination seal - Google Patents
A kind of hydraulic drive pipe screw thread combination seal Download PDFInfo
- Publication number
- CN106499816B CN106499816B CN201611200582.3A CN201611200582A CN106499816B CN 106499816 B CN106499816 B CN 106499816B CN 201611200582 A CN201611200582 A CN 201611200582A CN 106499816 B CN106499816 B CN 106499816B
- Authority
- CN
- China
- Prior art keywords
- screw thread
- seal
- top margin
- stopper slot
- hydraulic drive
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 238000005728 strengthening Methods 0.000 claims description 3
- 230000000452 restraining effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 230000002045 lasting effect Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/062—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces characterised by the geometry of the seat
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The invention discloses a kind of hydraulic drive pipe screw thread combination seal, including metalwork, inner seal liner, outside seal, screw thread holding tank, spacing top margin, interior stopper slot, spacing ring, outer positioning ring, top margin groove, lower limit groove, extension sealing shroud.The present invention can be such that the sealing of hydraulic drive pipe screw thread is greatly strengthened, rational in infrastructure, easy for installation, without being coordinated in addition by other parts, sealing effectiveness lasting stability, beneficial to popularization and application.
Description
【Technical field】
The present invention relates to the technical field of seal, particularly a kind of technology of hydraulic drive pipe screw thread combination seal
Field.
【Background technology】
Hydraulic system is act as by changing pressure increase active force.One complete hydraulic system is by five part groups
Into i.e. dynamical element, executive component, control element, auxiliary element (annex) and hydraulic oil.Hydraulic system can be divided into two classes:Liquid
Press transmission system and hydraulic control system.Hydraulic Power Transmission System is with passing power and motion for major function.Hydraulic Power Transmission System
It is made up of hydraulic pump, hydraulic control valve, hydraulic actuator and hydraulic drive tube etc..The quality of one hydraulic system depends on
The quality of reasonability, system element performance in system design, and the sealing at hydraulic drive pipeline screw thread accounts for wherein
Particularly important effect, directly influences the hydraulic transmission performance of whole Hydraulic Power Transmission System.And traditional seal configuration
Simply, need to be coordinated by other parts during installation, sealing is unsatisfactory after installation, and is easily deformed after permanent use
Cause to reveal.
【The content of the invention】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of hydraulic drive pipe screw thread combination sealing
Part, the sealing of hydraulic drive pipe screw thread can be made greatly to be strengthened, it is rational in infrastructure, it is easy for installation, without in addition by it
Its part is coordinated, sealing effectiveness lasting stability, beneficial to popularization and application.
To achieve the above object, the present invention proposes a kind of hydraulic drive pipe screw thread combination seal, including metalwork,
Inner seal liner, outside seal, screw thread holding tank, spacing top margin, interior stopper slot, spacing ring, outer positioning ring, top margin groove, lower limit
Groove, extend sealing shroud, the metalwork is internally provided with screw thread holding tank, top margin is provided with the top of the screw thread holding tank
Groove, interior stopper slot is provided with the middle part of the screw thread holding tank, the inner seal liner is arranged in screw thread holding tank, described interior close
Spacing top margin is provided with the top of sealing, the spacing top margin is arranged in top margin groove, is provided with the middle part of the inner seal liner
Spacing ring, the spacing ring are arranged in interior stopper slot, and the bottom of the screw thread holding tank is provided with lower limit groove, described outer close
Sealing is set in the lateral surface of metalwork, and the outside seal bottom is provided with extension sealing shroud, the extension sealing shroud top
In lower limit groove.
Preferably, the top margin groove is the annular horizontal groove that vertical section is shaped as L-shaped, the spacing top margin
Annular is shaped as, the vertical section of the spacing top margin is shaped as horizontally disposed rectangle.
Preferably, the interior stopper slot is horizontally disposed toroidal cavity, the vertical section shape of the interior stopper slot
Shape is semicircle, and the vertical section of the spacing ring is circle, the vertical section radius of the spacing ring and erecting for interior stopper slot
Straightforward radius surface is identical.
Preferably, the connected mode between the metalwork and inner seal liner, outside seal is detachable, it is described
Inner seal liner and outside seal are elastic sealing element.
Preferably, the bottom of the metalwork is provided with outer stopper slot, the bottom of the outside seal be provided with outside
Outer positioning ring corresponding to stopper slot, the side bottom of the outside seal are provided with structural strengthening block.
It is the metalwork and inner seal liner, outer preferably, the outer ledge position of the metalwork is provided with rounding
Seal, which is brought into close contact, to be installed together.
Beneficial effects of the present invention：The present invention is by by metalwork, inner seal liner, outside seal, screw thread holding tank, spacing
Top margin, interior stopper slot, spacing ring, outer positioning ring, top margin groove, lower limit groove, extension sealing shroud are combined together, excellent by testing
Change, the sealing of hydraulic drive pipe screw thread can be made greatly to be strengthened, it is rational in infrastructure, it is easy for installation, without in addition by it
Its part is coordinated, sealing effectiveness lasting stability, beneficial to popularization and application.
The feature and advantage of the present invention will be described in detail by embodiment combination accompanying drawing.
【Brief description of the drawings】
Fig. 1 is a kind of structural representation of hydraulic drive pipe screw thread combination seal of the present invention.
In figure：It is 1- metalworks, 2- inner seal liners, 3- outside seals, 4- screw threads holding tank, the spacing top margins of 5-, spacing in 6-
Groove, 7- spacing rings, 8- outer positioning rings, 9- top margins groove, 10- lower limits groove, 11- extend the outer stopper slot of sealing shroud, 12-.
【Embodiment】
Refering to Fig. 1, a kind of hydraulic drive pipe screw thread combination seal of the present invention, including it is metalwork 1, inner seal liner 2, outer
Seal 3, screw thread holding tank 4, spacing top margin 5, interior stopper slot 6, spacing ring 7, outer positioning ring 8, top margin groove 9, lower limit groove 10,
Extend sealing shroud 11, the metalwork 1 is internally provided with screw thread holding tank 4, and the top of the screw thread holding tank 4 is provided with top
Side groove 9, the middle part of the screw thread holding tank 4 are provided with interior stopper slot 6, and the inner seal liner 2 is arranged in screw thread holding tank 4,
The top of the inner seal liner 2 is provided with spacing top margin 5, and the spacing top margin 5 is arranged in top margin groove 9, the inner seal liner 2
Middle part set restraining position ring block 7, the spacing ring 7 be arranged on interior stopper slot 6 in, the bottom of the screw thread holding tank 4 is provided with
Lower limit groove 10, the outside seal 3 are set in the lateral surface of metalwork 1, and the bottom of outside seal 3 is provided with extension sealing
Set 11, the top of extension sealing shroud 11 are arranged in lower limit groove 10, and the top margin groove 9 is that vertical section is shaped as L-shaped
Annular horizontal groove, the spacing top margin 5 are shaped as annular, and the vertical section of the spacing top margin 5 is shaped as level
The rectangle of setting, the interior stopper slot 6 are horizontally disposed toroidal cavity, the vertical section shape of the interior stopper slot 6
For semicircle, the vertical section of the spacing ring 7 is circle, and the vertical section radius of the spacing ring 7 is perpendicular with interior stopper slot 6
Straightforward radius surface is identical, and the connected mode between the metalwork 1 and inner seal liner 2, outside seal 3 is detachable, institute
It is elastic sealing element to state inner seal liner 2 and outside seal 3, and the bottom of the metalwork 1 is provided with outer stopper slot 12, described outer
The bottom of seal 3 is provided with outer positioning ring 8 corresponding with outer stopper slot 12, and the side bottom of the outside seal 3 is provided with
Structural strengthening block, the outer ledge position of the metalwork 1 are provided with rounding, the metalwork 1 and inner seal liner 2, outer close
Sealing 3, which is brought into close contact, to be installed together.
The course of work of the present invention：
The present invention is by by metalwork 1, inner seal liner 2, outside seal 3, screw thread holding tank 4, spacing top margin 5, interior spacing
Groove 6, spacing ring 7, outer positioning ring 8, top margin groove 9, lower limit groove 10, extend sealing shroud 11 and be combined together, by optimum experimental,
The sealing of hydraulic drive pipe screw thread can be made greatly to be strengthened, it is rational in infrastructure, it is easy for installation, without in addition by other portions
Part is coordinated, sealing effectiveness lasting stability, beneficial to popularization and application.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme belong to protection scope of the present invention.
Claims (6)
- A kind of 1. hydraulic drive pipe screw thread combination seal, it is characterised in that：Including metalwork (1), inner seal liner (2), outer Seal (3), screw thread holding tank (4), spacing top margin (5), interior stopper slot (6), spacing ring (7), outer positioning ring (8), top margin groove (9), lower limit groove (10), extension sealing shroud (11), the metalwork (1) are internally provided with screw thread holding tank (4), the spiral shell Top margin groove (9) is provided with the top of line holding tank (4), interior stopper slot (6), institute are provided with the middle part of the screw thread holding tank (4) State inner seal liner (2) to be arranged in screw thread holding tank (4), spacing top margin (5), institute are provided with the top of the inner seal liner (2) Spacing top margin (5) is stated in top margin groove (9), the middle part of the inner seal liner (2) sets restraining position ring block (7), described spacing Ring (7) is arranged in interior stopper slot (6), and the bottom of the screw thread holding tank (4) is provided with lower limit groove (10), the external seal Part (3) is set in the lateral surface of metalwork (1), and outside seal (3) bottom, which is provided with, extends sealing shroud (11), the extension It is arranged at the top of sealing shroud (11) in lower limit groove (10).
- A kind of 2. hydraulic drive pipe screw thread combination seal as claimed in claim 1, it is characterised in that：The top margin groove (9) it is shaped as the annular horizontal groove of L-shaped for vertical section, the spacing top margin (5) is shaped as annular, described spacing The vertical section of top margin (5) is shaped as horizontally disposed rectangle.
- A kind of 3. hydraulic drive pipe screw thread combination seal as claimed in claim 1, it is characterised in that：The interior stopper slot (6) it is horizontally disposed toroidal cavity, the vertical section of the interior stopper slot (6) is shaped as semicircle, the spacing ring (7) Vertical section be circle, the vertical section radius of the spacing ring (7) is identical with the vertical section radius of interior stopper slot (6).
- A kind of 4. hydraulic drive pipe screw thread combination seal as claimed in claim 1, it is characterised in that：The metalwork (1) connected mode between inner seal liner (2), outside seal (3) is detachable, the inner seal liner (2) and outer close Sealing (3) is elastic sealing element.
- A kind of 5. hydraulic drive pipe screw thread combination seal as claimed in claim 1, it is characterised in that：The metalwork (1) bottom is provided with outer stopper slot (12), and the bottom of the outside seal (3) is provided with outside corresponding with outer stopper slot (12) Locating ring (8), the side bottom of the outside seal (3) are provided with structural strengthening block.
- A kind of 6. hydraulic drive pipe screw thread combination seal as claimed in claim 1, it is characterised in that：The metalwork (1) outer ledge position is provided with rounding, and the metalwork (1) is brought into close contact with inner seal liner (2), outside seal (3) It is installed together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611200582.3A CN106499816B (en) | 2016-12-22 | 2016-12-22 | A kind of hydraulic drive pipe screw thread combination seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611200582.3A CN106499816B (en) | 2016-12-22 | 2016-12-22 | A kind of hydraulic drive pipe screw thread combination seal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106499816A CN106499816A (en) | 2017-03-15 |
| CN106499816B true CN106499816B (en) | 2018-02-06 |
Family
ID=58335130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611200582.3A Expired - Fee Related CN106499816B (en) | 2016-12-22 | 2016-12-22 | A kind of hydraulic drive pipe screw thread combination seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106499816B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3645547A (en) * | 1969-02-07 | 1972-02-29 | Hepworth Iron Co Ltd | Pipe couplings |
| CN87103839A (en) * | 1986-05-27 | 1987-12-16 | 株式会社爱伯 | Pipeline is with thin-wall connecting and connecting structure |
| CN204164527U (en) * | 2014-08-29 | 2015-02-18 | 陈征 | A kind of welding type pipe fitting joint applying double-lip sealing ring |
| CN206386470U (en) * | 2016-12-22 | 2017-08-08 | 海盐县海管管件制造有限公司 | A kind of hydraulic drive pipe screw thread combination seal |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4177226B2 (en) * | 2003-10-15 | 2008-11-05 | 東尾メック株式会社 | Pipe joint seal structure for refrigerant piping |
| US8480093B2 (en) * | 2007-08-13 | 2013-07-09 | Press-Seal Gasket Corporation | Internal pipe seal |
-
2016
- 2016-12-22 CN CN201611200582.3A patent/CN106499816B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3645547A (en) * | 1969-02-07 | 1972-02-29 | Hepworth Iron Co Ltd | Pipe couplings |
| CN87103839A (en) * | 1986-05-27 | 1987-12-16 | 株式会社爱伯 | Pipeline is with thin-wall connecting and connecting structure |
| CN204164527U (en) * | 2014-08-29 | 2015-02-18 | 陈征 | A kind of welding type pipe fitting joint applying double-lip sealing ring |
| CN206386470U (en) * | 2016-12-22 | 2017-08-08 | 海盐县海管管件制造有限公司 | A kind of hydraulic drive pipe screw thread combination seal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106499816A (en) | 2017-03-15 |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180206 |