CN103883737B - Seal arrangement - Google Patents
Seal arrangement Download PDFInfo
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- CN103883737B CN103883737B CN201410124063.8A CN201410124063A CN103883737B CN 103883737 B CN103883737 B CN 103883737B CN 201410124063 A CN201410124063 A CN 201410124063A CN 103883737 B CN103883737 B CN 103883737B
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- outer sleeve
- sealing cover
- inner sleeve
- sleeve
- seal arrangement
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Abstract
Seal arrangement disclosed by the invention, comprise outer sleeve, inner sleeve, outer sleeve is enclosed within inner sleeve outside, and can relatively slide by inner sleeve, outer sleeve inwall intermediate section and inner sleeve outer wall have space, form cavity, cavity is left and right two sections, and the outer sleeve wall that left and right two sections of cavitys are corresponding respectively has a hole, for being filled with or discharging medium; When the relative inner sleeve of outer sleeve is to a Slideslip, the cavity volume of opposite side can reduce gradually, and outer sleeve two ends and inner sleeve have the segment section contacted to be equipped with seal arrangement.When being filled with medium in the cavity of side, and opposite side is not filled with.The pressure difference of both sides can promote outer sleeve and move towards there being the side of medium.When medium is filled with abundant, pressure can make outer sleeve tightly dock with other objects, does not produce gap, and can bear certain pressure.Dust in such material can not be discharged from joint.The present invention is conducive to ensureing good environment, is conducive to staff healthy.Also material loss can be reduced.
Description
Technical field
The present invention relates to seal arrangement technical field, particularly relate to a kind of seal arrangement being applicable to easily produce the material running place of airborne dust.
Background technique
In plant produced operation process, often there is material to need to be discharged on means of transportation from one, then transport next place to.Include dust granules in some material, in shipment, easily produce airborne dust like this, befouling environment, very major injury is brought to the health of staff.In order to decreasing pollution and the infringement to health, what have is designed to closure by transport vehicle, outputs hole above and docks with material discharge conduit, realizes shipment operation.This mode greatly reduces the generation of airborne dust.But still there is space to exist at transport vehicle and material discharge conduit joint, still have part airborne dust to blow out from gap, produce harm.In prior art, even if having transport vehicle and material discharge conduit to seal the pneumatic device docked, could realize after discharge conduit also will be made to change direction, and sealing effect is not fine.Usually will occur to leak and befouling environment with a period of time.And this sealing docking mode requires to compare to row's open height otherwise directly can have influence on year dressing amount of transport vehicle, and then increase the transport number of times of equal parts material transport vehicle, increase person works's amount, too increase unsafe factor simultaneously, bring hidden danger to safety in production.In prior art, another kind of mode is discharge tube direction of postponing, and relies on two panels flange 6 to 8 even more bolts by manually fastening, realizes the mode of sealing docking.This mode Problems existing is that counterpart speed is slow, higher to the quantity of staff, muscle power and technical requirements, and there is certain danger, unfavorable to keeping the safety in production.And sealability is poor.In sum, for above-mentioned Workplace need a kind of safe, quick, simple to operate, need manually less and the seal arrangement that transport number of times reaches minimum as far as possible can be made.
Summary of the invention
Technical problem to be solved by this invention is a kind of seal arrangement designed for above-mentioned problems of the prior art, and this seal arrangement is arranged on material discharge conduit and transport vehicle joint.Seal arrangement is by can the outer sleeve of relative sliding and inner sleeve form, and the intermediate section between outer sleeve and inner sleeve has two cavitys respectively.Can pass into high-pressure medium in cavity or discharge medium, side cavity is filled with medium, and the medium in opposite side cavity is just discharged, thus produces pressure difference, and the relative inner sleeve of outer sleeve is slided.When needs realize sealing, in the cavity of sealed sides, be filled with abundant medium, the locking flange of seal arrangement and the perforate of loader transporter compressed, airborne dust so just can be avoided to blow out.Thus the environmental quality in guarantee manufacturing shop, protection producers, also can reduce material loss.
The required technical problem solved of the present invention can be achieved through the following technical solutions:
A kind of seal arrangement, comprise outer sleeve and inner sleeve, described outer sleeve is enclosed within inner sleeve outside, and relatively can do relative sliding by inner sleeve, described outer sleeve inwall intermediate section and inner sleeve outer wall have space and form left and right two airtight cavities, the outer sleeve wall that described left and right two sections of cavitys are corresponding respectively has a hole, for being filled with or discharging medium; When the relative inner sleeve of outer sleeve is to a Slideslip, the cavity volume of opposite side can reduce gradually, and described outer sleeve two ends and inner sleeve have the segment section contacted to be equipped with sealing.
A protruding structure is had in the middle of described inner sleeve outer wall, cavity between outer sleeve and inner sleeve is divided into a left side by described protruding structure, right two sections, described protruding structure is provided with seal arrangement with outer sleeve contacting point, described outer sleeve comprises the front sealing cover being positioned at two ends, rear sealing cover and before being connected to, supporting drum between rear sealing cover, described front sealing cover, supporting drum and rear sealing cover are three, and independently part or described front sealing cover and supporting drum are integrated that then sealing cover is that independent separate body or described rear sealing cover and supporting drum are integrated and front sealing cover is independent separate body, described front sealing cover, it is an entirety that supporting drum and rear sealing cover are connected successively.
It is one overall that described front sealing cover, supporting drum and rear sealing cover are connected by wire rod thread mode or cassette or locking hood type.
Have a protruding structure in the middle of described outer sleeve inwall, the cavity between outer sleeve and inner sleeve is divided into two sections, left and right by this protruding structure, and described protruding structure is provided with sealing with inner sleeve contacting point.
Described protruding structure is sealed into arranged side by side two in left and right, and described two are sealed into Stamping Steel Ribbon, and described protruding structure is also provided with back-up ring in the middle of two sealings.
The sealing at described outer sleeve two ends place is twice, inner side be polytetrafluoroethylsealed sealed bar together, outside be outside framework oil seal together.
Owing to have employed as above technological scheme, the present invention has following features:
Do not have airborne dust in material shipment to blow out, be conducive to ensureing good environment, be conducive to staff healthy.Further, seal arrangement automatic-sealed, reduces labor intensity.Also can reduce material loss, farthest load and transported material, raise labour efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is outer sleeve structure schematic diagram of the present invention.
Embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
As shown in Figure 1, the present invention includes outer sleeve 1, inner sleeve 2, it is outside that outer sleeve 1 is enclosed within inner sleeve 2, and outer sleeve 1 and inner sleeve 2 can relative slidings.Space is had to form cavity 3 between outer sleeve 1 intermediate portion and inner sleeve 2.Be provided with protruding structure 21 in the middle of inner sleeve 2, cavity 3 is divided into left cavity 31 and right cavity 32 by protruding structure 21.The outer sleeve of left cavity 31 and right cavity 32 correspondence has the first hole 41 and the second hole 42.For turning left respectively, cavity 31 and right cavity 32 are filled with or discharge medium.There are left Stamping Steel Ribbon 51 and right Stamping Steel Ribbon 52 in the part place that protruding structure 21 contacts with outer sleeve; Back-up ring 6 is provided with in the middle of two Stamping Steel Ribbons.Outer sleeve 1 two ends place all arranges two seals device, inner side are all polytetrafluoroethylsealed sealed bars 71 together, outside are all outside framework oil seals 72 together.
As shown in Figure 2, outer sleeve 1 comprises the front sealing cover 11, supporting drum 12 and the rear sealing cover 13 that connect successively.Front sealing cover 11, supporting drum 12 and rear sealing cover 13 pass through screw thread or cassette or locking hood type and connect as a whole.
Protruding structure 21 is arranged on inner sleeve 2, and such outer sleeve 1 can be three stage structure, and it is one overall that also can be one of front sealing cover 11 or rear both sealing covers 13 and the supporting drum 12 of centre be, after corresponding, sealing cover 13 or front sealing cover 11 are independent separate bodies.Protruding structure 21 also can be arranged on outer sleeve 1, and like this, outer sleeve 1 can also be an overall structure,
Left Stamping Steel Ribbon 51, right Stamping Steel Ribbon 52, polytetrafluoroethylsealed sealed bar 71, outside framework oil seal 72 ensure that left cavity 31 and right cavity 32 enough seal, and are easy to mineralization pressure.
When being filled with gas or oily medium in cavity 31 of being turned left by the first hole 41, in right cavity 32, be not filled with medium.Left like this cavity 31 and right cavity 32 just have pressure difference, and this pressure difference can promote the relative inner sleeve 2 of outer sleeve 1 and be moved to the left.Otherwise when being filled with medium in cavity 32 of being turned right by the second hole 42, meanwhile, discharge medium in left cavity 31 by the first hole 41, outer sleeve 1 can move cavity 32 side to the right relative to inner sleeve 2.When being filled with abundant medium; the rear sealing cover 13 of outer sleeve 1 can tightly be pressed on the interface of material loading wagon by the pressure difference formed; the joint of seal arrangement and transfer cart is made almost not have gap; dust in such material is blown out from joint hardly; thus minimizing environmental pollution, be conducive to the healthy of protection staff.Also the loss of material can be reduced.Otherwise when being filled with medium in cavity 31 of being turned left by the first hole 41, discharge the medium in right cavity 32 by the second hole 42, outer sleeve 1 can move in cavity 31 direction left relative to inner sleeve 2, and rear sealing cover 13 unclamps, and seal process terminates.
More than show and describe basic principle of the present invention, major character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (7)
1. a seal arrangement, it is characterized in that, comprise outer sleeve and inner sleeve, described outer sleeve is enclosed within inner sleeve outside, and relatively can do relative sliding by inner sleeve, described outer sleeve inwall intermediate section and inner sleeve outer wall have space and form left and right two airtight cavities, and the outer sleeve wall that described left and right two sections of cavitys are corresponding respectively has a hole, for being filled with or discharging medium; When the relative inner sleeve of outer sleeve is to a Slideslip, the cavity volume of opposite side can reduce gradually, and described outer sleeve two ends and inner sleeve have the segment section contacted to be equipped with sealing.
2. a kind of seal arrangement as claimed in claim 1, it is characterized in that, a protruding structure is had in the middle of described inner sleeve outer wall, cavity between outer sleeve and inner sleeve is divided into a left side by described protruding structure, right two sections, described protruding structure is provided with seal arrangement with outer sleeve contacting point, described outer sleeve comprises the front sealing cover being positioned at two ends, rear sealing cover and before being connected to, supporting drum between rear sealing cover, described front sealing cover, supporting drum and rear sealing cover are three, and independently part or described front sealing cover and supporting drum are integrated that then sealing cover is that independent separate body or described rear sealing cover and supporting drum are integrated and front sealing cover is independent separate body, described front sealing cover, it is an entirety that supporting drum and rear sealing cover are connected successively.
3. a kind of seal arrangement as claimed in claim 2, is characterized in that, it is one overall that described front sealing cover, supporting drum and rear sealing cover are connected by wire rod thread mode or cassette or locking hood type.
4. a kind of seal arrangement as claimed in claim 1, is characterized in that, has a protruding structure in the middle of described outer sleeve inwall, and the cavity between outer sleeve and inner sleeve is divided into two sections, left and right by this protruding structure, and described protruding structure is provided with sealing with inner sleeve contacting point.
5. a kind of seal arrangement as described in claim 2,3 or 4, is characterized in that, described protruding structure is sealed into arranged side by side two in left and right, and described two are sealed into Stamping Steel Ribbon, and described protruding structure is also provided with back-up ring in the middle of two sealings.
6. a kind of seal arrangement as described in claim 1,2,3 or 4, is characterized in that, the sealing at described outer sleeve two ends place is twice, inner side be polytetrafluoroethylsealed sealed bar together, outside be outside framework oil seal together.
7. a kind of seal arrangement as claimed in claim 5, is characterized in that, the seal arrangement at described outer sleeve two ends place is twice, inner side be polytetrafluoroethylsealed sealed bar together, outside be outside framework oil seal together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410124063.8A CN103883737B (en) | 2014-03-28 | 2014-03-28 | Seal arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410124063.8A CN103883737B (en) | 2014-03-28 | 2014-03-28 | Seal arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103883737A CN103883737A (en) | 2014-06-25 |
| CN103883737B true CN103883737B (en) | 2016-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410124063.8A Expired - Fee Related CN103883737B (en) | 2014-03-28 | 2014-03-28 | Seal arrangement |
Country Status (1)
| Country | Link |
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| CN (1) | CN103883737B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3827700A (en) * | 1971-10-01 | 1974-08-06 | S Kaller | Sealing device |
| US4411434A (en) * | 1982-05-24 | 1983-10-25 | Hydril Company | Fluid sealing assembly for a marine riser telescopic slip joint |
| DE19911042A1 (en) * | 1999-03-12 | 2000-09-14 | Schuck Franz Gmbh | Pipe connector for town gas pipelines comprises coupling sleeve overlapping pipe ends and sealing sleeve inserted between each pipe end and coupling sleeve, leaving cylindrical space into which pressurised fluid can be fed |
| CN101717016A (en) * | 2009-11-17 | 2010-06-02 | 天地科技股份有限公司 | Environment friendly dedusting type loading trough used for bulk materials |
| CN102278091A (en) * | 2011-07-11 | 2011-12-14 | 中国海洋石油总公司 | Hydraulic sliding sleeve |
| CN202349599U (en) * | 2011-11-30 | 2012-07-25 | 李宜明 | Pipeline adjusting device and skid-mounted producing test device |
| CN202788736U (en) * | 2012-09-05 | 2013-03-13 | 中国石油化工股份有限公司江苏油田分公司 | Two-way pressure-bearing packer |
| CN102971567A (en) * | 2010-05-03 | 2013-03-13 | 安捷伦科技有限公司 | Fitting element with hydraulic grip force element |
| CN203770657U (en) * | 2014-03-28 | 2014-08-13 | 上海德干重型机器有限公司 | Sealing device |
-
2014
- 2014-03-28 CN CN201410124063.8A patent/CN103883737B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3827700A (en) * | 1971-10-01 | 1974-08-06 | S Kaller | Sealing device |
| US4411434A (en) * | 1982-05-24 | 1983-10-25 | Hydril Company | Fluid sealing assembly for a marine riser telescopic slip joint |
| DE19911042A1 (en) * | 1999-03-12 | 2000-09-14 | Schuck Franz Gmbh | Pipe connector for town gas pipelines comprises coupling sleeve overlapping pipe ends and sealing sleeve inserted between each pipe end and coupling sleeve, leaving cylindrical space into which pressurised fluid can be fed |
| CN101717016A (en) * | 2009-11-17 | 2010-06-02 | 天地科技股份有限公司 | Environment friendly dedusting type loading trough used for bulk materials |
| CN102971567A (en) * | 2010-05-03 | 2013-03-13 | 安捷伦科技有限公司 | Fitting element with hydraulic grip force element |
| CN102278091A (en) * | 2011-07-11 | 2011-12-14 | 中国海洋石油总公司 | Hydraulic sliding sleeve |
| CN202349599U (en) * | 2011-11-30 | 2012-07-25 | 李宜明 | Pipeline adjusting device and skid-mounted producing test device |
| CN202788736U (en) * | 2012-09-05 | 2013-03-13 | 中国石油化工股份有限公司江苏油田分公司 | Two-way pressure-bearing packer |
| CN203770657U (en) * | 2014-03-28 | 2014-08-13 | 上海德干重型机器有限公司 | Sealing device |
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| Publication number | Publication date |
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| CN103883737A (en) | 2014-06-25 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Han Libin Inventor after: Zhang Suhua Inventor before: Han Bin Inventor before: Zhang Suhua |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: HAN BIN ZHANG SUHUA TO: HAN LIBIN ZHANG SUHUA |
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| 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: 20160413 Termination date: 20170328 |
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| CF01 | Termination of patent right due to non-payment of annual fee |