CN108437537A - A kind of overload jointing mechanism - Google Patents
A kind of overload jointing mechanism Download PDFInfo
- Publication number
- CN108437537A CN108437537A CN201810400801.5A CN201810400801A CN108437537A CN 108437537 A CN108437537 A CN 108437537A CN 201810400801 A CN201810400801 A CN 201810400801A CN 108437537 A CN108437537 A CN 108437537A
- Authority
- CN
- China
- Prior art keywords
- fuel tank
- ring
- flange
- overload
- tail portion
- 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
- 230000007246 mechanism Effects 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 61
- 239000002828 fuel tank Substances 0.000 claims abstract description 47
- 238000001914 filtration Methods 0.000 claims abstract description 29
- 238000003780 insertion Methods 0.000 claims description 28
- 230000037431 insertion Effects 0.000 claims description 28
- 230000006835 compression Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 20
- 239000012530 fluid Substances 0.000 claims description 11
- 239000011261 inert gas Substances 0.000 claims description 9
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 238000007142 ring opening reaction Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 47
- 230000006872 improvement Effects 0.000 description 3
- 239000010727 cylinder oil Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
-
- 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
-
- 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
-
- 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
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
- F16L5/10—Sealing by using sealing rings or sleeves only
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Filtration Of Liquid (AREA)
Abstract
A kind of overload jointing mechanism of the present invention, including sealed connection part and filtering pressure relief component, sealed connection part one end sealing connection oil cylinder, the sealed connection part other end are tightly connected filtering pressure relief component;The sealed connection part includes elastic sealing element, compresses connector and connected pipes;The filtering pressure relief component includes fuel tank, filter cartridge and buffer air bag.With sealed reliable, it is low that easy for installation and installation asks technology to require, and performance stablizes advantage.
Description
Technical field
The present invention relates to the Slippers of forcing press, especially overload jointing part.
Background technology
Forcing press is the equipment that punch process is used in mechanical manufacturing field.General forcing press is when avoiding carrying out punching press
Force more than specified force causes parts to damage, be mostly occur to avoid said circumstances by overload protection device, and
Overload protection device generally connects oil cylinder and carries out pressure release.A large amount of forcing press overload protection devices and oil cylinder coupling part now
Using threaded connection or directly end connection.But the sealing of above-mentioned connection structure is unreliable, be easy to cause oil leak and frequently report
It is alert and higher to installation skill set requirements.
Therefore, how existing overload jointing mechanism is improved, so that it is overcome the problems, such as above-mentioned, is
Those skilled in the art's problem urgently to be resolved hurrily.
Invention content
The main purpose of the present invention is to provide a kind of sealed reliable, easy for installation and installation asks technology to require low, property
Overload jointing mechanism can be stablized.
To achieve the above objectives, the technical solution adopted by the present invention is:A kind of overload jointing mechanism, feature exist
In:Including sealed connection part and filtering pressure relief component, sealed connection part one end sealing connection oil cylinder, the sealing connects
The relay part other end is tightly connected filtering pressure relief component;
The sealed connection part includes elastic sealing element, compresses connector and connected pipes;The elastic sealing element packet
Oil pipe and sealing ring are included, the flowline is inserted into oil cylinder, and round platform protrusion is provided on the flowline, the round platform protrusion
The oil cylinder inner wall is close in bottom, and the sealing ring is set to the flowline tail portion, and the sealing ring inner face is close to described
Oil cylinder outer wall, the compression connector include communicating pipe, compression ring, mounting flange and mounting flange, the compression ring and
The mounting flange is set to the communicating pipe front, and the mounting flange is set to the communicating pipe tail portion, the pressure
Tight ring end face is slightly below the mounting flange side surface, and the mounting flange, which is bolted, to be set to outside the oil cylinder
The sealing ring outer end face is close to and is suppressed to wall, the compression ring, and the connected pipes include insertion tube, intermediate tube, front method
Blue disk and tail portion ring flange, the front flange disk is set to the insertion tube tail portion, before the intermediate tube front connection is described
Portion's ring flange, the tail portion ring flange are set to the intermediate tube tail portion, and the insertion tube is slightly longer than the communicating pipe, described to insert
Enter pipe to be inserted into the communicating pipe, and the insertion seal of tube is connected to the flowline, the front flange disk is connected to by bolt
It is set on the mounting flange;
The filtering pressure relief component includes fuel tank, filter cartridge and buffer air bag, and the filter cartridge is set in the fuel tank,
Fluid is marked in the fuel tank, the filter cartridge is completely immersed in the fluid, full of lazy between the fuel tank and the fluid
Property gas, buffer air bag is provided on the fuel tank, the buffer air bag is connected to the inert gas, is arranged on the filter cartridge
There are fixed flange, the intermediate tube that the fuel tank, the tail portion ring flange is passed through to be set to the fixation by bolt connection
On ring flange, it is installed with oil outlet and oil inlet on the filter cartridge, is both provided at the oil outlet and the oil inlet
Unidirectional relief valve, and it is provided with filter screen at the oil inlet.
As an improvement, the elastic sealing element further includes guide ring, the guide ring is set to the sealing ring outer end face,
The outward opening of the guide ring is slightly larger than the compression ring, and guide ring opening is gradually reduced from outside to inside.Guide ring
Setting keeps the installation of compression connector more accurate, ensures that compression ring can accurately suppress sealing ring, reduces installation specification, improves
Leakproofness.
It is further improved, the insertion tube front end is conical head, and the insertion pipe outside diameter is slightly larger than in the flowline
The conical head of diameter, the insertion tube can be inserted into the flowline, and the insertion tube front end is inserted into and squeezes the flowline and realizes
Sealing connection.Insertion tube is inserted into flowline by conical head, and uses the certain deformation of tubing product, eliminates sealing ring
Setting, makes easier for installation, and installation specification is also lower, while ensureing the leakproofness of its connection.
Preferably, being provided with the first sealing ring, the tail portion between the mounting flange and the front flange disk
The second sealing ring is provided between ring flange and the fixed flange.First sealing ring as secondary seal, when insertion tube and
Flowline seals when something goes wrong, and the setting of the first sealing can carry out secondary seal, and guarantee will not compress oil leak at connector;
Second sealing ring is used to reinforce the leakproofness between connected pipes and filter cartridge.
Preferably, the fuel tank includes fuel tank body and fuel tank cap, the fuel tank cap is secured by bolts in the fuel tank
On body, third sealing ring is provided between the fuel tank body and the fuel tank cap, the intermediate tube passes through and is fixed on the oil
On babinet, the buffer air bag is set in the fuel tank cap.Above structure is easily installed while ensureing leakproofness.
Preferably, the filter cartridge includes filtration cartridge and filter cover, the filter cover is secured by bolts in
On the filtration cartridge, the 4th sealing ring, the fixed flange are provided between the filtration cartridge and the filter cover
It is set on the filtration cartridge with the oil outlet, the oil inlet is set in the filter cover, the filtration cartridge
It is inside provided with annular convex edge, the filter cover extends inwardly annular convex platform, and the filter screen is fixedly installed on the annular
Between convex edge and the annular convex platform.Above structure is easily installed while ensureing leakproofness.
Preferably, the elastic sealing element is integrally formed using soft silica gel material, the inert gas is argon gas,
The buffer air bag is made of high elastic rubber material.Elastic sealing element needs certain deformation requirement, close to increase its
Feng Xing, admittedly use soft silica gel material;Argon gas is common inert gas, has price low, purchases convenient advantage;Buffering
Air bag is equivalent to a balloon, needs certain coefficient of expansion, admittedly use high elastic rubber material.
Compared with prior art, the present invention has the following advantages:
Sealed connection part has the following advantages:Round platform protrusion on flowline can increase the leakproofness with oil cylinder inner wall,
Compression ring can suppress sealing ring simultaneously, and bring it about certain deformation, increase the leakproofness with oil cylinder outer wall;When installation,
First elastic sealing element is embedded into oil cylinder, then elastic sealing element is directed at connector is compressed, and is bolted on oil cylinder
On, then connected pipes are inserted into compression connector, and be bolted on and compress on connector, you can it completes to go out at oil cylinder
The installation of oily connector, it is low that easy for installation and installation asks technology to require.
Filtering pressure relief component has the following advantages:When work, if in-oil cylinder oil expansion, is flowed out by flowline, then
Enter filter cartridge by connected pipes, pressure increases in filter cartridge, so that the unidirectional relief valve of oil outlet is opened, fluid outbound flows
Into fuel tank, play the role of pressure release, ensures pressure remained steady in oil cylinder.If the oil mass overflowed is excessive, inert gas transition
It is compressed, then buffer air bag expands, further increases pressure release dynamics, ensure that its performance is stablized.If in-oil cylinder oil is shunk,
Pressure so in filter cartridge reduces, the unidirectional relief valve work at oil inlet, and the oil in fuel tank is inhaled into, and passes through filtering
Enter filter cartridge after net filtration, then enter oil cylinder by connected pipes, ensure that the oil cleanliness into oil cylinder.
Description of the drawings
Fig. 1 is dimensional structure diagram according to a preferred embodiment of the present invention;
Fig. 2 is explosive view according to a preferred embodiment of the present invention;
Fig. 3 is viewgraph of cross-section according to a preferred embodiment of the present invention;
Fig. 4 is the partial enlarged view in Fig. 3 at A according to a preferred embodiment of the present invention;
Fig. 5 is the half sectional view of elastic sealing element middle according to a preferred embodiment of the present invention;
Fig. 6 is the half sectional view for compressing connector middle according to a preferred embodiment of the present invention;
Fig. 7 is the half sectional view of connected pipes middle according to a preferred embodiment of the present invention;
Fig. 8 is fuel tank internal structural schematic diagram middle according to a preferred embodiment of the present invention.
Specific implementation mode
It is described below for disclosing the present invention so that those skilled in the art can realize the present invention.It is excellent in being described below
Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.
As shown in Fig. 1~8, of the invention preferred embodiment includes sealed connection part 100 and filtering pressure release portion
Part 200, sealed connection part one end sealing connection oil cylinder 300,100 other end of sealed connection part are tightly connected filtering pressure release portion
Part 200.Specifically:
Sealed connection part 100 includes elastic sealing element 1, compresses connector 2 and connected pipes 3;Elastic sealing element 1 includes
Flowline 11 and sealing ring 12, flowline 11 are inserted into oil cylinder 300, and round platform protrusion 111, round platform protrusion are provided on flowline 11
300 inner wall of oil cylinder is close in 111 bottom, and sealing ring 12 is set to 11 tail portion of flowline, and 12 inner face of sealing ring is close to oil cylinder 300
Outer wall compresses connector 2 and includes communicating pipe 21, compression ring 22, mounting flange 23 and mounting flange 24, compression ring 22 and peace
Dress ring flange 23 is set to 21 front of communicating pipe, and mounting flange 24 is set to 21 tail portion of communicating pipe, and 22 end face of compression ring is slightly lower
In 23 end face of mounting flange, mounting flange 23, which is bolted, is set to 300 outer wall of oil cylinder, and compression ring 22 is close to and is pressed
12 outer end face of sealing ring processed, connected pipes 3 include insertion tube 31, intermediate tube 32, front flange disk 33 and tail portion ring flange 34, preceding
Portion's ring flange 33 is set to 31 tail portion of insertion tube, and 32 front of intermediate tube connects front flange disk 33, and tail portion ring flange 34 is set to
32 tail portion of intermediate tube, insertion tube 31 are slightly longer than communicating pipe 21, and insertion tube 31 is inserted into communicating pipe 21, and the sealing of insertion tube 31 is connected to out
Oil pipe 11, front flange disk 33 are set to by bolt connection on mounting flange 24.Wherein, elastic sealing element 1 further includes leading
To ring 13, guide ring 13 is set to 12 outer end face of sealing ring, and the outward opening of guide ring 13 is slightly larger than compression ring 22, and guide ring 13
Opening is gradually reduced from outside to inside.In addition, 31 front end of insertion tube is conical head, and 31 outer diameter of insertion tube is slightly larger than in flowline 11
The conical head of diameter, insertion tube 31 can be inserted into flowline 11, and 31 front end of insertion tube, which is inserted into and squeezes flowline 11, realizes sealing connection.
It includes fuel tank 4, filter cartridge 5 and buffer air bag 6 to filter pressure relief component 200, and filter cartridge 5 is set in fuel tank 4, fuel tank
Fluid 400 is marked in 4, filter cartridge 5 is completely immersed in fluid 400, and inert gas 500, oil are full of between fuel tank 4 and fluid 400
Buffer air bag 6 is provided on case 1, buffer air bag 6 is connected to inert gas 500, fixed flange 51 is provided on filter cartridge 5, in
Between pipe 32 pass through fuel tank 5, tail portion ring flange 34 by bolt connection be set on fixed flange 51, open up and set on filter cartridge 5
There are oil outlet 52 and oil inlet 53, unidirectional relief valve 54 is both provided at oil outlet 52 and oil inlet 53, and set at oil inlet 53
It is equipped with filter screen 55.As conventional selection, fuel tank 4 includes fuel tank body 41 and fuel tank cap 42, and fuel tank cap 42 is secured by bolts in
On fuel tank body 41, third sealing ring 43 is provided between fuel tank body 41 and fuel tank cap 42, intermediate tube 32 passes through and is fixed on fuel tank
On body 41, buffer air bag 6 is set in fuel tank cap 42.Filter cartridge 5 includes filtration cartridge 56 and filter cover 57, filter cover 57
It is secured by bolts on filtration cartridge 56, the 4th sealing ring 58 is provided between filtration cartridge 56 and filter cover 57, it is fixed
Ring flange 51 and oil outlet 52 are set on filtration cartridge 56, and oil inlet 53 is set in filter cover 57, in filtration cartridge 56
It is provided with annular convex edge 561, filter cover 57 extends inwardly annular convex platform 571, and filter screen 55 is fixedly installed on annular convex edge
Between 561 and annular convex platform 571.
In order to enhance sealing, the first sealing ring 7, tail portion flange are provided between mounting flange 24 and front flange disk 33
The second sealing ring 8 is provided between disk 34 and fixed flange 51.
In the present embodiment, elastic sealing element 1 is integrally formed using soft silica gel material, and inert gas 500 is argon gas, is delayed
Air-impulse bag 6 is made of high elastic rubber material.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection domain by appended claims and its
Equivalent defines.
Claims (7)
1. a kind of overload jointing mechanism, it is characterised in that:It is described close including sealed connection part and filtering pressure relief component
Connecting component one end sealing connection oil cylinder is sealed, the sealed connection part other end is tightly connected filtering pressure relief component;
The sealed connection part includes elastic sealing element, compresses connector and connected pipes;The elastic sealing element includes
Oil pipe and sealing ring, the flowline are inserted into oil cylinder, and round platform protrusion, the bottom of the round platform protrusion are provided on the flowline
It is close to the oil cylinder inner wall, the sealing ring is set to the flowline tail portion, and the sealing ring inner face is close to the oil cylinder
Outer wall, the compression connector include communicating pipe, compression ring, mounting flange and mounting flange, the compression ring and described
Mounting flange is set to the communicating pipe front, and the mounting flange is set to the communicating pipe tail portion, the compression ring
End face is slightly below the mounting flange side surface, and the mounting flange, which is bolted, is set to the oil cylinder outer wall, institute
State compression ring and be close to and suppress the sealing ring outer end face, the connected pipes include insertion tube, intermediate tube, front flange disk and
Tail portion ring flange, the front flange disk are set to the insertion tube tail portion, and the intermediate tube front connects the front flange
Disk, the tail portion ring flange are set to the intermediate tube tail portion, and the insertion tube is slightly longer than the communicating pipe, and the insertion tube is inserted
Enter the communicating pipe, and the insertion seal of tube is connected to the flowline, the front flange disk is set to by bolt connection
On the mounting flange;
The filtering pressure relief component includes fuel tank, filter cartridge and buffer air bag, and the filter cartridge is set in the fuel tank, described
Fluid is marked in fuel tank, the filter cartridge is completely immersed in the fluid, and indifferent gas is full of between the fuel tank and the fluid
Body is provided with buffer air bag on the fuel tank, and the buffer air bag is connected to the inert gas, is provided on the filter cartridge solid
Determine ring flange, the intermediate tube passes through the fuel tank, the tail portion ring flange to be set to the mounting flange by bolt connection
On disk, it is installed with oil outlet and oil inlet on the filter cartridge, is both provided at the oil outlet and the oil inlet unidirectional
Relief valve, and it is provided with filter screen at the oil inlet.
2. a kind of overload jointing mechanism according to claim 1, it is characterised in that:The elastic sealing element also wraps
Guide ring is included, the guide ring is set to the sealing ring outer end face, and the outward opening of the guide ring is slightly larger than the compression ring,
And the guide ring opening is gradually reduced from outside to inside.
3. a kind of overload jointing mechanism according to claim 2, it is characterised in that:The insertion tube front end is cone
Forming head, and the insertion pipe outside diameter is slightly larger than the fuel-displaced bore, the conical head of the insertion tube can be inserted into the flowline,
The insertion tube front end, which is inserted into and squeezes the flowline, realizes sealing connection.
4. a kind of overload jointing mechanism according to claim 3, it is characterised in that:The mounting flange and institute
It states and is provided with the first sealing ring between front flange disk, second is provided between the tail portion ring flange and the fixed flange
Sealing ring.
5. a kind of overload jointing mechanism according to claim 4, it is characterised in that:The fuel tank includes fuel tank body
And fuel tank cap, the fuel tank cap are secured by bolts on the fuel tank body, are arranged between the fuel tank body and the fuel tank cap
There are third sealing ring, the intermediate tube to pass through and be fixed on the fuel tank body, the buffer air bag is set to the fuel tank cap
On.
6. a kind of overload jointing mechanism according to claim 5, it is characterised in that:The filter cartridge includes filtering
Box body and filter cover, the filter cover are secured by bolts on the filtration cartridge, the filtration cartridge and the mistake
It is provided with the 4th sealing ring between filter box cover, the fixed flange and the oil outlet are set on the filtration cartridge, into
Hydraulic fluid port is set in the filter cover, and annular convex edge is provided in the filtration cartridge, and the filter cover extends inwardly
Annular convex platform, the filter screen are fixedly installed between the annular convex edge and the annular convex platform.
7. a kind of overload jointing mechanism according to claim 1 to 6 any claim, it is characterised in that:Institute
It states elastic sealing element to be integrally formed using soft silica gel material, the inert gas is argon gas, and the buffer air bag is using high
Elastic rubber material is made.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810400801.5A CN108437537A (en) | 2018-04-28 | 2018-04-28 | A kind of overload jointing mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810400801.5A CN108437537A (en) | 2018-04-28 | 2018-04-28 | A kind of overload jointing mechanism |
Publications (1)
Publication Number | Publication Date |
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CN108437537A true CN108437537A (en) | 2018-08-24 |
Family
ID=63202424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810400801.5A Pending CN108437537A (en) | 2018-04-28 | 2018-04-28 | A kind of overload jointing mechanism |
Country Status (1)
Country | Link |
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CN (1) | CN108437537A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109373059A (en) * | 2018-12-10 | 2019-02-22 | 苏州英威荣环保设备制造有限公司 | Gasbag-type conduit seals |
CN112283178A (en) * | 2020-09-28 | 2021-01-29 | 杭州叉车钣焊有限公司 | Large-tonnage forklift fuel tank and processing technology thereof |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1470468A (en) * | 1965-03-02 | 1967-02-24 | May Pressenbau G M B H | Hydraulic safety device against overloading of presses |
JP2001129699A (en) * | 1999-11-04 | 2001-05-15 | Aida Eng Ltd | Overload protection device of press machine |
CN2588132Y (en) * | 2002-11-08 | 2003-11-26 | 涟源钢铁集团有限公司 | Pressure self-releasing convex joint |
CN201151209Y (en) * | 2007-11-09 | 2008-11-19 | 扬州锻压机床集团有限公司 | Hydraulic over-loading anti-leakage joint device of oil cylinder of press |
CN104295558A (en) * | 2014-10-13 | 2015-01-21 | 山东大学 | Highly integrated hydraulic servo oil cylinder having buffering and overload protection functions |
CN205836069U (en) * | 2016-07-13 | 2016-12-28 | 福建南安市华天机械有限公司 | A kind of pressure relief device of automatic cold press |
CN106351891A (en) * | 2016-11-28 | 2017-01-25 | 山河智能装备股份有限公司 | Pressure relief device for hydraulic oil tank |
CN208247561U (en) * | 2018-04-28 | 2018-12-18 | 浙江易锻精密机械有限公司 | A kind of overload jointing mechanism |
-
2018
- 2018-04-28 CN CN201810400801.5A patent/CN108437537A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1470468A (en) * | 1965-03-02 | 1967-02-24 | May Pressenbau G M B H | Hydraulic safety device against overloading of presses |
JP2001129699A (en) * | 1999-11-04 | 2001-05-15 | Aida Eng Ltd | Overload protection device of press machine |
CN2588132Y (en) * | 2002-11-08 | 2003-11-26 | 涟源钢铁集团有限公司 | Pressure self-releasing convex joint |
CN201151209Y (en) * | 2007-11-09 | 2008-11-19 | 扬州锻压机床集团有限公司 | Hydraulic over-loading anti-leakage joint device of oil cylinder of press |
CN104295558A (en) * | 2014-10-13 | 2015-01-21 | 山东大学 | Highly integrated hydraulic servo oil cylinder having buffering and overload protection functions |
CN205836069U (en) * | 2016-07-13 | 2016-12-28 | 福建南安市华天机械有限公司 | A kind of pressure relief device of automatic cold press |
CN106351891A (en) * | 2016-11-28 | 2017-01-25 | 山河智能装备股份有限公司 | Pressure relief device for hydraulic oil tank |
CN208247561U (en) * | 2018-04-28 | 2018-12-18 | 浙江易锻精密机械有限公司 | A kind of overload jointing mechanism |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109373059A (en) * | 2018-12-10 | 2019-02-22 | 苏州英威荣环保设备制造有限公司 | Gasbag-type conduit seals |
CN109373059B (en) * | 2018-12-10 | 2024-02-23 | 苏州英威荣环保设备制造有限公司 | Air bag type pipeline sealing piece |
CN112283178A (en) * | 2020-09-28 | 2021-01-29 | 杭州叉车钣焊有限公司 | Large-tonnage forklift fuel tank and processing technology thereof |
CN112283178B (en) * | 2020-09-28 | 2022-09-13 | 杭州叉车钣焊有限公司 | Large-tonnage forklift fuel tank and processing technology thereof |
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