CN107143546A - A kind of hydraulic cylinder extension sealing device and hydraulic cylinder - Google Patents
A kind of hydraulic cylinder extension sealing device and hydraulic cylinder Download PDFInfo
- Publication number
- CN107143546A CN107143546A CN201710291727.3A CN201710291727A CN107143546A CN 107143546 A CN107143546 A CN 107143546A CN 201710291727 A CN201710291727 A CN 201710291727A CN 107143546 A CN107143546 A CN 107143546A
- Authority
- CN
- China
- Prior art keywords
- hydraulic cylinder
- seal sleeve
- sealing device
- inner seal
- extension sealing
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 38
- 239000004744 fabric Substances 0.000 claims abstract description 18
- 239000003063 flame retardant Substances 0.000 claims abstract description 12
- 239000005030 aluminium foil Substances 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 210000005069 ears Anatomy 0.000 claims description 6
- 238000009413 insulation Methods 0.000 abstract description 4
- 239000010813 municipal solid waste Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000010417 needlework Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1457—Piston rods
- F15B15/1461—Piston rod sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1438—Cylinder to end cap assemblies
- F15B15/1442—End cap sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1485—Special measures for cooling or heating
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2/00—Friction-grip releasable fastenings
- F16B2/20—Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening
- F16B2/205—Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening with two stable positions
-
- 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
- F16J3/00—Diaphragms; Bellows; Bellows pistons
- F16J3/04—Bellows
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
Abstract
A kind of hydraulic cylinder extension sealing device and hydraulic cylinder, are related to field of hydraulic equipment.Including inner seal sleeve and outer seal sleeve, outer seal sleeve uses aluminium foil cloth, and the inner seal sleeve includes outer layer heat-insulating cloth and internal layer fire retardant.Inner seal sleeve, the two ends of outer seal sleeve are opening, and inner seal sleeve is arranged in outer seal sleeve, and the two ends of inner seal sleeve are connected in the two-port of outer seal sleeve.Hydraulic cylinder extension sealing device uses aluminium foil cloth, outer layer heat-insulating cloth, the collocation form of internal layer fire retardant of ecto-entad so that hydraulic cylinder extension sealing device had not only had good thermal insulation but also had preferable anti-naked light, while having good appearance.
Description
Technical field
The present invention relates to field of hydraulic equipment, specially a kind of hydraulic cylinder extension sealing device and hydraulic cylinder.
Background technology
Incineration treatment of garbage is the most common waste disposal method of current foreign applications, and the great advantage of the method is rubbish
Recycling and minimizing degree for the treatment of are high, it has also become the main path of developed country's processing house refuse and power industry it is important
Part.In western developed country, the application of garbage incineration technology has had the history of nearly 130 years, and at present still by
It is considered one of most effective, economic technology of garbage disposal.
Recent year has carried out independent research in terms of incineration treatment of garbage common equipment, has introduced digestion, absorbs, and develops
Develop various garbage and burn furnace apparatus, portioned product has been employed and in engineering, but equipment performance is uneven.
Existing typical waste incinerator is mechanical reciprocating, is provided with waste incinerator high temperature air compartment for driving
The reciprocating hydraulic cylinder of incineration furnace grate, because high temperature wind indoor temperature is higher, and also often has naked light appearance, to ensure hydraulic pressure
The safe handling of cylinder, telescopic joint is connected between the housing and connector of hydraulic cylinder, by telescopic joint play one sealing every
The effect of heat, but telescopic joint has service life short, seals unreliable, installing/dismounting inconvenience, heat-insulating, fire-preventing poor performance etc.
Shortcoming.
The content of the invention
It is an object of the invention to provide a kind of hydraulic cylinder extension sealing device and hydraulic cylinder, background technology can be effectively solved
Middle the problem of.
Realizing the technical scheme of above-mentioned purpose is：Hydraulic cylinder extension sealing device, it is characterised in that：Including inner seal sleeve and
Outer seal sleeve, outer seal sleeve uses aluminium foil cloth, and inner seal sleeve, the two ends of outer seal sleeve are opening, and inner seal sleeve is set outside
In sealing shroud, the two ends of inner seal sleeve are connected in the two-port of outer seal sleeve.
Further, the inner seal sleeve includes outer layer heat-insulating cloth and internal layer fire retardant.
Further, the inner seal sleeve is provided with the fold continuously arranged from top to bottom, and fold includes corrugation hills and wrinkle
Pleat paddy, corrugation hills, the corrugation valleys of inner seal sleeve from top to bottom become larger, and the middle part in corrugation hills is supported by steel wire
Circle.
Further, the seam of internal layer fire retardant is connected as one using heat seal processing, specific to utilize bimetallic intermediate plate, warp
Cross 120 DEG C, 30s time heated together.The technique of relatively old-fashioned needlework suture, heat seal handling process has more preferable
Sealing property.
Further, the two ends of the outer layer heat-insulating cloth of inner seal sleeve and internal layer fire retardant are connected to outer by three defence lines respectively
In the two-port of sealing shroud.
Further, the seam of outer layer heat-insulating cloth is closed using three proofings linear slit.
A kind of hydraulic cylinder, including piston cylinder, piston rod and the connector for being connected to piston rod end, the connector with
Above-mentioned hydraulic cylinder extension sealing device is connected between piston cylinder.
Further, the hydraulic cylinder is water-cooled hydraulic cylinder.
Further, connected between the piston cylinder, connector and hydraulic cylinder extension sealing device by double steel wire anchor ears,
It is recessed that the link position of piston cylinder, connector and hydraulic cylinder extension sealing device is respectively arranged with the ring week coordinated with double steel wire anchor ears
Groove.
Beneficial effects of the present invention：
1st, hydraulic cylinder extension sealing device uses aluminium foil cloth, outer layer heat-insulating cloth, the collocation form of internal layer fire retardant of ecto-entad,
So that hydraulic cylinder extension sealing device had not only had good thermal insulation but also had had preferable anti-naked light, while having good outward appearance
Effect.
2nd, using double steel wire anchor ear connections between hydraulic cylinder extension sealing device and hydraulic cylinder, it is convenient to install and change.
3rd, the present invention is engaged with hydraulic cylinder extension sealing device using water-cooled hydraulic cylinder, can reach preferably prevent fires,
Cooling, effect of heat insulation.
Brief description of the drawings
Fig. 1 is the structural representation of hydraulic cylinder extension sealing device；
Fig. 2 is the structural representation of hydraulic cylinder；
Fig. 3 is the application state schematic diagram of hydraulic cylinder.
Embodiment
As shown in figure 1, the invention discloses a kind of hydraulic cylinder extension sealing device, including outer seal sleeve 1 and inner seal sleeve
2, outer seal sleeve 1, the two ends of inner seal sleeve 2 are opening, and inner seal sleeve 2 is arranged in outer seal sleeve 1, and the two of inner seal sleeve 2
End is connected in the two-port of outer seal sleeve 1.
Inner seal sleeve 2 is provided with the fold 2-3 continuously arranged from top to bottom, and fold 2-3 includes corrugation hills 2-31 and gauffer
Paddy 2-32, corrugation hills 2-31, the corrugation valleys 2-32 of inner seal sleeve 2 from top to bottom becomes larger, and in corrugation hills 2-32
Middle part is supported by wire loop 3 so that inner seal sleeve 2 can be compressed into plane from the top down.
Outer seal sleeve 1 uses aluminium foil cloth, and inner seal sleeve 2 includes outer layer heat-insulating cloth 2-1 and internal layer fire retardant 2-2, outer layer every
Hot cloth 2-1 seam is closed using three proofings linear slit, and internal layer fire retardant 2-2 seam is connected as one using heat seal processing, interior sealing
The outer layer heat-insulating cloth 2-1 and internal layer fire retardant 2-2 of set 2 two ends are connected to the two-port of outer seal sleeve 1 by three defence lines respectively
It is interior.
As shown in Fig. 2 the invention also discloses a kind of hydraulic cylinder, including piston cylinder 4, piston rod 5 and it is connected to piston
The connector 6 of boom end, is connected with the hydraulic cylinder extension sealing device 7 shown in Fig. 1, piston cylinder between connector 6 and piston cylinder 4
4th, connected between connector 6 and hydraulic cylinder extension sealing device 7 by double steel wire anchor ears 8, piston cylinder 4, connector 6 and hydraulic cylinder
The link position of flexible sealing device 7 is respectively arranged with all grooves 9 of ring coordinated with double steel wire anchor ears 8.
As the preferred of the present embodiment, the hydraulic cylinder is water-cooled hydraulic cylinder.
Fig. 3 discloses a kind of application example of the invention：Including incinerator 10, the liquid shown in specific high temperature air compartment 11, Fig. 2
Cylinder pressure 13, executable portion 12, are connected with the hydraulic cylinder extension sealing dress shown in Fig. 1 between the connector and piston cylinder of hydraulic cylinder 13
14, when hydraulic cylinder 13 works are put, hydraulic cylinder extension sealing device 14 will be driven to stretch together, pass through hydraulic cylinder extension sealing device
14 pairs of hydraulic cylinders 13 play good thermal insulation protection effect, and hydraulic cylinder 13 stretches sealing device 14 when being run to incinerator 10
What is produced has good isolation effect with Mars clinker, it is ensured that the installation and operation of incinerator 10.
Claims (9)
1. hydraulic cylinder extension sealing device, it is characterised in that：Including inner seal sleeve and outer seal sleeve, outer seal sleeve uses aluminium foil
Cloth, inner seal sleeve, the two ends of outer seal sleeve are opening, and inner seal sleeve is arranged in outer seal sleeve, the two ends point of inner seal sleeve
It is not connected in the two-port of outer seal sleeve.
2. hydraulic cylinder extension sealing device according to claim 1, it is characterised in that：The inner seal sleeve include outer layer every
Hot cloth and internal layer fire retardant.
3. hydraulic cylinder extension sealing device according to claim 1 or 2, it is characterised in that：The inner seal sleeve is from up to
The fold continuously arranged is arranged with, fold includes corrugation hills and corrugation valleys, corrugation hills, the corrugation valleys of inner seal sleeve from top to bottom
Become larger, and the middle part in corrugation hills is supported by wire loop.
4. hydraulic cylinder extension sealing device according to claim 2, it is characterised in that：The seam of internal layer fire retardant is using heat
Conjunction processing is connected as one.
5. hydraulic cylinder extension sealing device according to claim 2, it is characterised in that：The outer layer heat-insulating cloth of inner seal sleeve and
The two ends of internal layer fire retardant are connected in the two-port of outer seal sleeve by three defence lines respectively.
6. hydraulic cylinder extension sealing device according to claim 2, it is characterised in that：The seam of outer layer heat-insulating cloth uses three
Defence line is sutured.
7. a kind of hydraulic cylinder, including piston cylinder, piston rod and the connector for being connected to piston rod end, it is characterised in that：Institute
State and hydraulic cylinder extension sealing device described in any one of claim 1-6 claim is connected between connector and piston cylinder.
8. a kind of hydraulic cylinder according to claim 7, it is characterised in that：The hydraulic cylinder is water-cooled hydraulic cylinder.
9. a kind of hydraulic cylinder according to claim 7, it is characterised in that：The piston cylinder, connector and hydraulic cylinder extension
Connected between sealing device by double steel wire anchor ears, the link position point of piston cylinder, connector and hydraulic cylinder extension sealing device
The all grooves of ring coordinated with double steel wire anchor ears are not provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710291727.3A CN107143546A (en) | 2017-04-28 | 2017-04-28 | A kind of hydraulic cylinder extension sealing device and hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710291727.3A CN107143546A (en) | 2017-04-28 | 2017-04-28 | A kind of hydraulic cylinder extension sealing device and hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107143546A true CN107143546A (en) | 2017-09-08 |
Family
ID=59773896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710291727.3A Pending CN107143546A (en) | 2017-04-28 | 2017-04-28 | A kind of hydraulic cylinder extension sealing device and hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107143546A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4026562A (en) * | 1974-06-05 | 1977-05-31 | Perkins Engines Limited | Seals |
| DE19506683A1 (en) * | 1995-02-25 | 1996-09-05 | Neuman & Esser | Piston rod seal for reciprocating piston machines |
| CN2926621Y (en) * | 2006-05-25 | 2007-07-25 | 上海三飞运动用品有限公司 | Two-way adjusting damping hydraulic oil cylinder |
| CN201306451Y (en) * | 2008-11-27 | 2009-09-09 | 十堰百业兴实业有限公司 | Dustproof jacket for vehicle steering shock absorber |
| CN201866254U (en) * | 2010-12-03 | 2011-06-15 | 江苏科行环境工程技术有限公司 | Sealing device for piston rod of horizontal roller mill hydraulic cylinder |
| CN102423153A (en) * | 2011-11-29 | 2012-04-25 | 李家明 | Protective clothing with automatic foam generators |
| CN202274101U (en) * | 2011-10-18 | 2012-06-13 | 宁波神丰汽车部件有限公司 | Sealing structure for piston rod of booster |
| CN202580482U (en) * | 2012-05-23 | 2012-12-05 | 重庆唐工绝热技术有限公司 | Fireproof and heat-insulating sleeve for wire harness and oil-way pipe |
| CN204844764U (en) * | 2015-07-18 | 2015-12-09 | 中山市立义塑料五金有限公司 | High -efficient heat preservation heating collar |
| CN204923304U (en) * | 2015-09-16 | 2015-12-30 | 浙江欧华造船股份有限公司 | Cabin air cooling apparatus of chemical tanker |
| CN105757246A (en) * | 2015-07-23 | 2016-07-13 | 安徽展鹏液压机械有限公司 | Piston rod assembly |
-
2017
- 2017-04-28 CN CN201710291727.3A patent/CN107143546A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4026562A (en) * | 1974-06-05 | 1977-05-31 | Perkins Engines Limited | Seals |
| DE19506683A1 (en) * | 1995-02-25 | 1996-09-05 | Neuman & Esser | Piston rod seal for reciprocating piston machines |
| CN2926621Y (en) * | 2006-05-25 | 2007-07-25 | 上海三飞运动用品有限公司 | Two-way adjusting damping hydraulic oil cylinder |
| CN201306451Y (en) * | 2008-11-27 | 2009-09-09 | 十堰百业兴实业有限公司 | Dustproof jacket for vehicle steering shock absorber |
| CN201866254U (en) * | 2010-12-03 | 2011-06-15 | 江苏科行环境工程技术有限公司 | Sealing device for piston rod of horizontal roller mill hydraulic cylinder |
| CN202274101U (en) * | 2011-10-18 | 2012-06-13 | 宁波神丰汽车部件有限公司 | Sealing structure for piston rod of booster |
| CN102423153A (en) * | 2011-11-29 | 2012-04-25 | 李家明 | Protective clothing with automatic foam generators |
| CN202580482U (en) * | 2012-05-23 | 2012-12-05 | 重庆唐工绝热技术有限公司 | Fireproof and heat-insulating sleeve for wire harness and oil-way pipe |
| CN204844764U (en) * | 2015-07-18 | 2015-12-09 | 中山市立义塑料五金有限公司 | High -efficient heat preservation heating collar |
| CN105757246A (en) * | 2015-07-23 | 2016-07-13 | 安徽展鹏液压机械有限公司 | Piston rod assembly |
| CN204923304U (en) * | 2015-09-16 | 2015-12-30 | 浙江欧华造船股份有限公司 | Cabin air cooling apparatus of chemical tanker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170908 |