CN108426036A - A kind of adjustable apex combustion seal of sealed pressure - Google Patents
A kind of adjustable apex combustion seal of sealed pressure Download PDFInfo
- Publication number
- CN108426036A CN108426036A CN201810472176.5A CN201810472176A CN108426036A CN 108426036 A CN108426036 A CN 108426036A CN 201810472176 A CN201810472176 A CN 201810472176A CN 108426036 A CN108426036 A CN 108426036A
- Authority
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- China
- Prior art keywords
- component
- elastic seal
- seal ring
- pressurising
- valve
- 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
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 45
- 238000001514 detection method Methods 0.000 claims description 17
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 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
- F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
Abstract
The invention discloses a kind of adjustable apex combustion seals of sealed pressure, it include the first component with hollow reservoir, and it being capable of the second component of relative thereto axially movable in hollow reservoir, and set on the seal assembly for being used for radial seal between the two, seal assembly includes elastic seal ring, the outwardly extending pressurising pipe of shaft end of own elasticity sealing ring, the supercharging device of pressurising medium is filled with into the tube chamber of pressurising pipe, pressurising pipe is connected with the hollow cavity of elastic seal ring, pressurising pipe extends outward to form the first branch pipe and the second branch pipe, and it is connected separately with the first valve and the second valve, between the outside circumference of elastic seal ring and the inside circumference of the first component, it is respectively formed sealing between the inside circumference of elastic seal ring and the outside circumference of second component.The sealing device of the present invention, sealing structure change in size can make a response caused by any factor, the Sealing Stress of missing accurately be adjusted or compensate for, to make sealing continuous and effective.
Description
Technical field
The present invention relates to a kind of adjustable apex combustion seals of sealed pressure.
Background technology
Often exist in large scale vessel flange, pipe flange sealing applications in fields such as oil, chemical industry and nuclear powers
It is deformed not between each element of seal nipple caused by temperature fluctuation, pressure oscillation and unlike material difference linear expansion coefficient
Coordinate, simultaneously because the factors such as sealing structure assembly and dimensional tolerance or error cause, Sealing Stress lacks or sealing element is over-pressed
Conquassation, leads to sealing leak.
Invention content
The object of the present invention is to provide a kind of adjustable apex combustion seals of sealed pressure.
In order to achieve the above objectives, the technical solution adopted by the present invention is：A kind of adjustable apex combustion seal of sealed pressure,
Include the first component with hollow reservoir, be set in the hollow reservoir and can the relatively described first component axially movable
Second component, and on the inside of the first component on the outside of circumference and the second component between circumference between the two
The seal assembly of radial seal, the seal assembly include the elastic seal ring with hollow cavity, from the elastic seal ring
The outwardly extending pressurising pipe of shaft end, the tube chamber of the pressurising pipe is connected with the hollow cavity of the elastic seal ring
Logical, the pressurising pipe extends outward to form the first branch pipe and the second branch pipe, and the seal assembly further includes being connected to described first
Supercharging device on branch pipe for being filled with from pressurising medium to the tube chamber of the pressurising pipe, first branch pipe are filled with the supercharging
The first valve is equipped between setting；The nozzle of second branch pipe is equipped with the second valve, when second valve is opened described in second
For branch pipe towards unilaterally connected outside the pressurising pipe, the outside circumference of the elastic seal ring is all with the inside of the first component
It is respectively formed sealing between portion, between the inside circumference of the elastic seal ring and the outside circumference of the second component.
Preferably, the seal assembly includes multiple elastic seal rings of coaxial inner conductor setting, adjacent two
Connecting tube is equipped between the elastic seal ring, the hollow cavity of the two neighboring elastic seal ring passes through the connection
The tube chamber of pipe is connected, the seal assembly further include be set to the two neighboring elastic seal ring between spacer ring, it is described every
Ring is equipped with the perforation penetrated for the connecting tube, and the both sides shaft end of the spacer ring is resisted against two elastic packings respectively
On the shaft end of circle.
It is further preferred that the connecting tube and the adjacent two integrally formed settings of elastic seal ring, wherein institute
Stating connecting tube has more of one or circumferentially spaced, alternatively, the connecting tube is around the axle center of the elastic seal ring
Annular dowel made of line rotation.
Preferably, the elastic seal ring is wholely set with the pressurising pipe, wherein pressurising Guan Youyi roots or along week
To more be distributed on the elastic seal ring shaft end.
Preferably, the supercharging device includes constant-pressure tank, the outlet of the constant-pressure tank when first valve is opened with
The first branch pipe connection.
Preferably, first valve, second valve are automatic stop valve.
Preferably, the seal assembly further includes the pressure sensing for measuring the pressurising pipe intraluminal pressure medium
Device and intelligent pressure regulating device, signal connects between the intelligent pressure regulating device and the pressure sensor, and in the pressure
Control is opened first valve, is more than in the pressure medium value when pressure medium value of sensor measurement is less than setting range
Second valve is opened in control when setting range.
Preferably, the first component is provided with annular appearance on a component in the second component both parts
Slot is set, the elastic seal ring is set in the annular storage tank, and the apex combustion seal further includes leak detection component,
In, it is provided with the leakage hole that draws for being additionally provided on the component of the annular storage tank and being connected to the annular storage tank, the leakage inspection
It includes drawing the leak-off connection of leakage hole, the leak detection tube being connect with the leak-off connection by third valve, Yi Jiyu described in connection to survey component
The leakage detector of leak detection tube connection is additionally provided with temperature sensor and pressure sensor on the leak detection tube.
As a kind of specific embodiment, the first component is the first container, and the second component is second container,
The first container is set in the outside circumference of the second container and can be described along the axial movement of the second container
Elastic seal ring is set in the inside circumference of the first container.
As a kind of specific embodiment, the first component is open containers, and the second component is floating cover,
The floating cover is housed in the hollow reservoir of the open containers and can be described along the axial movement of the open containers
Elastic seal ring is set in the outside circumference of the floating cover.
Due to the application of the above technical scheme, the present invention has following advantages compared with prior art：The sealing of the present invention
The apex combustion seal of pressure adjustable waits in the seal assembly being arranged between the first component and second component of radial seal connection
Using elastic seal ring, pressurising medium or release can be filled with into the hollow cavity of elastic seal ring by the way that pressurising pipe is arranged
Partial pressurising medium so that elastic seal ring elasticity is adjustable, this makes the seal assembly either meet with temperature fluctuation, pressure
When the factors such as power impact, material deformation cause Sealing Stress variation at sealing station, the Sealing Stress of elastic seal ring
It can adjust to a constant range, the Sealing Stress of missing accurately be adjusted or compensate for, to make sealing continuous and effective.
Description of the drawings
Attached drawing 1 is the sectional view for the first class formation of elastic seal assembly that the present invention uses；
Attached drawing 2 is the sectional view of the apex combustion seal embodiment 1 of the present invention；
Attached drawing 3 is enlarged views of the Fig. 2 at A；
Attached drawing 4 is the sectional view of the apex combustion seal embodiment 2 of the present invention；
Attached drawing 5 is enlarged views of the Fig. 4 at B；
Attached drawing 6 is the sectional view for the second class formation of elastic seal assembly that the present invention uses；
Attached drawing 7 is the sectional view of the apex combustion seal embodiment 3 of the present invention；
Attached drawing 8 is enlarged views of the Fig. 7 at C；
Attached drawing 9 is the sectional view of the apex combustion seal embodiment 4 of the present invention；
Attached drawing 10 is enlarged views of the Fig. 9 at D；
Wherein：1, elastic seal ring；11, pressurising medium；2, pressurising pipe；21, the first branch pipe；22, the second branch pipe；3, constant-pressure tank；
4, the first valve；5, the second valve；6, connecting tube；7, spacer ring；8, pressure gauge；9, pressure sensor；10, intelligent pressure regulating device；
20, annular storage tank；30, draw leakage hole；100, leak detection component；101, leak-off connection；102, third valve；103, leak detection tube；
104, leakage detector；105, temperature sensor；106, pressure sensor；200, the first container；300, second container；400, it opens
Mouth container；500, floating cover；600, end cap.
Specific implementation mode
Technical scheme of the present invention is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
First class formation of the seal assembly shown in Figure 1 that use for the present invention, includes the bullet with hollow cavity
Property sealing ring 1 and own elasticity sealing ring 1 the outwardly extending pressurising pipe 2 of shaft end, the radially inner side circumference of elastic seal ring 1 with
Radial outside circumference is respectively used to be formed between the component of connection to be sealed and be tightly connected.The tube chamber of pressurising pipe 2 and elasticity are close
The hollow cavity of seal 1 is connected, and pressurising pipe 2 extends outward to form the first branch pipe 21 and the second branch pipe 22.
Seal assembly further includes being connected on the first branch pipe 21 for being filled with pressurising medium 11 into the tube chamber of pressurising pipe 2
Supercharging device is equipped with the first valve 4 between the first branch pipe 21 and supercharging device；The nozzle of second branch pipe 22 is equipped with the second valve 5,
The second branch pipe 22 is towards 2 outside unilaterally connected of pressurising pipe when second valve 5 is opened.Herein, the first valve 4 and the second valve 5
It is automatic stop valve.Pressurising medium, which is filled in elastic seal ring 1, makes its expansion, the radially inner side circumference of elastic seal ring 1 with
Radial outside circumference is squeezed with component to be sealed respectively, forms Sealing Stress, generates sealing effect.
Specifically, the material of elastic seal ring 1 is nonmetallic or metal material, and nonmetallic materials, such as rubber preferentially can be selected
Glue.The section of elastic seal ring 1 preferably uses O-shaped.Pressurising medium is gas or liquid, preferentially selects inert gas, such as nitrogen.
Supercharging device includes constant-pressure tank 3, and the outlet of constant-pressure tank 3 can be connected to by the first valve 4 with the first branch pipe 21, with
The pressurising medium in constant-pressure tank 3 is filled with the first branch pipe 21 when the first valve 4 is opened, it is hollow to increase elastic seal ring 1
The pressure of medium in inner cavity.
Elastic seal ring 1 is preferably wholely set with pressurising pipe 2, wherein pressurising pipe 2 is set as one or circumferentially spaced
More be distributed on 1 shaft end of elastic seal ring.
Shown in Figure 1, which further includes the pressure sensor for measuring 2 intraluminal pressure medium of pressurising pipe
9 and pressure gauge 8, for the pressure of medium in monitoring 1 hollow cavity of elastic seal ring, to know elastic seal ring 1
Sealing state.
The seal assembly further includes intelligent pressure regulating device 10, and signal connects between intelligent pressure regulating device 10 and pressure sensor 9
It connects, and can accordingly control opening for the first valve 4 and the second valve 5 according to the pressure medium value that pressure sensor 9 detects
It opens and closes, so that the pressure medium in 1 hollow cavity of elastic seal ring is maintained in setting range.Specifically, pressing
Control opens the first valve 4 and supplements supercharging into pressurising pipe 2 when the pressure medium value that force snesor 9 measures is less than setting range
Medium, when pressure medium value is more than setting range, control opens the second valve 5 and discharges the pressurising medium in pressurising pipe 2
A part, so that the pressure in elastic seal ring 1 maintains in a certain range.It thereby realizes to seal assembly work
Make the real-time monitoring of state, and sealing structure change in size can make a response caused by any factor, by controlling elasticity
1 internal pressure of sealing ring, is rationally adapted to its sealing structure, the Sealing Stress of missing is accurately adjusted or compensate for, to make sealing hold
It is continuous effective.
The second class formation of seal assembly shown in Figure 6 used for the present invention, the second class formation of seal assembly with
First class formation is almost the same, the difference is that seal assembly includes multiple elastic seal rings 1 of coaxial inner conductor setting, it is multiple
Elastic seal ring 1 is intervally arranged along its axially extending direction, and connecting tube 6 is equipped between adjacent two elastic seal rings 1, adjacent
The hollow cavity of two elastic seal rings 1 is connected by the tube chamber of connecting tube 6, this class formation can form multi-sealed, bullet
Property sealing ring 1 contact area increase, the sealing effect of seal assembly can be improved.
Similar with pressurising pipe 2, connecting tube 6 is set as more of one or circumferentially spaced, in other certain realities
It applies in mode, connecting tube 6 may be set to be annular dowel made of the axial line rotation around elastic seal ring 1.Connecting tube 6
It is preferably one of the forming setting with two adjacent elastic seal rings 1.
It is shown in Figure 6, further include being set between two neighboring elastic seal ring 1 in the second class formation of seal assembly
Spacer ring 7, spacer ring 7 are equipped with the perforation penetrated for connecting tube 6, and the both sides shaft end of spacer ring 7 is resisted against two elastic packings respectively
On the shaft end of circle 1, plays the role of supporting two-side elastic sealing ring 1, can prevent seal assembly during installation, use
Elastic seal ring 1 generates the unnecessary dislocation such as twisting.When specific setting, two semi-circular structure make-ups can be used in spacer ring 7
Coordinate, to form the perforation penetrated for connecting tube 6 and be supported between two elastic seal rings 1.
Embodiment 1
The embodiment 1 of the sealing device of the present invention is shown referring to Fig. 2 to Fig. 3.The embodiment includes with hollow reservoir
One container 200, in the hollow reservoir of the first container 200 and being capable of opposite the first container 200 second holding axially movable
Device 300, specially the first container 200 is set in the outside circumference of second container 300 herein.
Radial seal between the first container 200 and second container 300 is used for using the seal assembly of the first class formation, the
Annular storage tank 20 is provided in the inside circumference of one container 200, elastic seal ring 1 is set in the annular storage tank 20, and first
The end of container 200 is fixedly connected with end cap 600, and end cap 600 is used to limit elastic seal ring 1 in axial position.It is close at this
During the use of seal apparatus, there is axially opposite position between 300 outside circumference of 200 inside circumference of the first container and second container
It moves, since the outer diameter of second container 300 is not identical everywhere, and by medium in the first container 200 and second container 300
Temperature such as influences at the factors, closure size exist it is uncertain, but since seal assembly can be in automatic adjustable elastic sealing ring 1
Pressure, therefore can be always ensured that the sealing effect of sealing device.
Embodiment 2
It show the embodiment of the present invention 2 referring to Fig. 4 to Fig. 5.The sealing device of the embodiment includes having opening for hollow reservoir
Mouthful container 400, in the hollow reservoir of open containers 400 and being capable of the floating cover of opposed open container 400 axially movable
Plate 500, seal assembly use the first class formation, and it is accommodating that elastic seal ring 1 is set to the annular in the outside circumference of floating cover 500
In slot 20, end cap 600 is fixedly connected in the outside circumference of floating cover 500 gives axial limiting to elastic seal ring 1.At this
During the use of sealing device, 500 axially opposed open containers 400 of floating cover have displacement generation, elastic seal ring 1
Closure size can constantly change with displacement, or by temperature, pressure change of sealing medium in open containers 400 etc. because
Element influences, by being pressurized by being filled with pressurising medium into the hollow cavity of elastic seal ring 1 or discharge partial boost medium
Pressure in automatic adjustable elastic sealing ring 1, therefore can be always ensured that the sealing effect of sealing device.
Embodiment 3
It show the embodiment of the present invention 3 referring to Fig. 7 and Fig. 8.The present embodiment and 1 structure of embodiment are almost the same, different
It is that seal assembly uses the second class formation, and sealing device further includes leak detection component 100, wherein in the first container 200
It is additionally provided with and draws leakage hole 30 with what annular storage tank 20 was connected, leak detection component 100 includes the leak-off connection that leakage hole 30 is drawn in connection
101, the leak detection tube 103 being connect with leak-off connection 101 by third valve 102, and the leakage detector that is connect with leak detection tube 103
104, temperature sensor 105 and pressure sensor 106 are additionally provided on leak detection tube 103.This makes it possible to detect in real time, elasticity is close
Whether leaked at seal 1, improves the reliability of sealing device.
Embodiment 4
It show the embodiment of the present invention 4 referring to Fig. 9 and Figure 10.The present embodiment and 2 structure of embodiment are almost the same, different
It is that seal assembly uses the second class formation, and also uses the leak detection component 100 similar with embodiment 3.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of adjustable apex combustion seal of sealed pressure, include the first component with hollow reservoir, be set to it is described hollow
In vessel and can the second component of the relatively described first component axially movable, and the circumference on the inside of the first component
The seal assembly being connect for the two radial seal between circumference on the outside of the second component, it is characterised in that：The sealing
Component includes the elastic seal ring with hollow cavity, the outwardly extending pressurising pipe of shaft end from the elastic seal ring, institute
The tube chamber for stating pressurising pipe is connected with the hollow cavity of the elastic seal ring, and the pressurising pipe extends outward to form first
Branch pipe and the second branch pipe, the seal assembly further include being connected on first branch pipe for into the tube chamber of the pressurising pipe
It is filled with the supercharging device of pressurising medium, the first valve is equipped between first branch pipe and the supercharging device；Described second
The nozzle of pipe is equipped with the second valve, when second valve is opened described in the second branch pipe towards unidirectionally connecting outside the pressurising pipe
It is logical, between the outside circumference of the elastic seal ring and the inside circumference of the first component, the inside of the elastic seal ring
It is respectively formed sealing between circumference and the outside circumference of the second component.
2. the adjustable apex combustion seal of sealed pressure according to claim 1, it is characterised in that：The seal assembly packet
Multiple elastic seal rings of coaxial inner conductor setting are included, connecting tube is equipped between adjacent two elastic seal rings,
The hollow cavity of the two neighboring elastic seal ring is connected by the tube chamber of the connecting tube, and the seal assembly is also
Include the spacer ring between the two neighboring elastic seal ring, the spacer ring is equipped with to be worn for what the connecting tube penetrated
The both sides shaft end in hole, the spacer ring is resisted against respectively on the shaft end of two elastic seal rings.
3. the adjustable apex combustion seal of sealed pressure according to claim 2, it is characterised in that：The connecting tube and phase
Two adjacent integrally formed settings of elastic seal ring, wherein the connecting tube has one or circumferentially spaced more
Root, alternatively, the connecting tube is the annular dowel made of the rotation of the axial line of the elastic seal ring.
4. the adjustable apex combustion seal of sealed pressure according to claim 1, it is characterised in that：The elastic seal ring
It is wholely set with the pressurising pipe, wherein the pressurising Guan Youyi roots are circumferentially spaced in the elastic seal ring axis
More on end.
5. the adjustable apex combustion seal of sealed pressure according to claim 1, it is characterised in that：The supercharging device packet
Constant-pressure tank is included, the outlet of the constant-pressure tank is connected to when first valve is opened with first branch pipe.
6. the adjustable apex combustion seal of sealed pressure according to claim 1, it is characterised in that：First valve,
Second valve is automatic stop valve.
7. the adjustable apex combustion seal of sealed pressure according to claim 1, it is characterised in that：The seal assembly is also
Include the pressure sensor and intelligent pressure regulating device for measuring the pressurising pipe intraluminal pressure medium, the intelligence is adjusted
Signal connects between pressure device and the pressure sensor, and the pressure medium value measured in the pressure sensor is less than setting
First valve, control opening second valve when the pressure medium value is more than setting range are opened in control when range
Door.
8. the adjustable apex combustion seal of sealed pressure according to claim 1, it is characterised in that：The first component with
Annular storage tank is provided on a component in the second component both parts, the elastic seal ring is set to the ring
In shape storage tank, the apex combustion seal further includes leak detection component, wherein is provided with the component of the annular storage tank
On be additionally provided with the leakage hole that draws be connected to the annular storage tank, the leak detection component include connect described in draw leakage hole draw leakage
Pipe, the leak detection tube that is connect with the leak-off connection by third valve, and the leakage detector that is connect with the leak detection tube, it is described
Temperature sensor and pressure sensor are additionally provided on leak detection tube.
9. according to the adjustable apex combustion seal of claim 1 to 8 any one of them sealed pressure, it is characterised in that：It is described
The first component is the first container, and the second component is second container, and the first container is set in the outer of the second container
And can be along the axial movement of the second container in the circumference of side, the elastic seal ring is set on the inside of the first container week
In portion.
10. according to the adjustable apex combustion seal of claim 1 to 8 any one of them sealed pressure, it is characterised in that：It is described
The first component is open containers, and the second component is floating cover, and the floating cover is housed in the open containers
And can be along the axial movement of the open containers in empty vessel, the elastic seal ring is set on the outside of floating cover week
In portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810472176.5A CN108426036A (en) | 2018-05-17 | 2018-05-17 | A kind of adjustable apex combustion seal of sealed pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810472176.5A CN108426036A (en) | 2018-05-17 | 2018-05-17 | A kind of adjustable apex combustion seal of sealed pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108426036A true CN108426036A (en) | 2018-08-21 |
Family
ID=63163444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810472176.5A Pending CN108426036A (en) | 2018-05-17 | 2018-05-17 | A kind of adjustable apex combustion seal of sealed pressure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443511A (en) * | 2018-05-17 | 2018-08-24 | 苏州宝骅密封科技股份有限公司 | A kind of adjustable axial sealer of sealed pressure |
| CN108443509A (en) * | 2018-05-17 | 2018-08-24 | 苏州宝骅密封科技股份有限公司 | A kind of elastic seal assembly |
| CN111271459A (en) * | 2020-03-27 | 2020-06-12 | 中国铁建重工集团股份有限公司 | Device and method for controlling sealing compression amount and readable storage medium |
| CN112577733A (en) * | 2020-12-28 | 2021-03-30 | 苏州宝骅密封科技股份有限公司 | Performance test method of flange sealing gasket for heat exchange equipment |
| CN112923064A (en) * | 2021-01-29 | 2021-06-08 | 深圳市固特佳制造技术有限公司 | Self-expandable sealing ring for mounting glass |
| CN116428364A (en) * | 2023-06-13 | 2023-07-14 | 仪征市恒泰无纺机械有限公司 | Spindle sealing mechanism for needling machine |
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| CN108443509A (en) * | 2018-05-17 | 2018-08-24 | 苏州宝骅密封科技股份有限公司 | A kind of elastic seal assembly |
| CN108443511A (en) * | 2018-05-17 | 2018-08-24 | 苏州宝骅密封科技股份有限公司 | A kind of adjustable axial sealer of sealed pressure |
| CN208204021U (en) * | 2018-05-17 | 2018-12-07 | 苏州宝骅密封科技股份有限公司 | A kind of adjustable apex combustion seal of sealed pressure |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443511A (en) * | 2018-05-17 | 2018-08-24 | 苏州宝骅密封科技股份有限公司 | A kind of adjustable axial sealer of sealed pressure |
| CN108443509A (en) * | 2018-05-17 | 2018-08-24 | 苏州宝骅密封科技股份有限公司 | A kind of elastic seal assembly |
| CN111271459A (en) * | 2020-03-27 | 2020-06-12 | 中国铁建重工集团股份有限公司 | Device and method for controlling sealing compression amount and readable storage medium |
| CN112577733A (en) * | 2020-12-28 | 2021-03-30 | 苏州宝骅密封科技股份有限公司 | Performance test method of flange sealing gasket for heat exchange equipment |
| CN112923064A (en) * | 2021-01-29 | 2021-06-08 | 深圳市固特佳制造技术有限公司 | Self-expandable sealing ring for mounting glass |
| CN116428364A (en) * | 2023-06-13 | 2023-07-14 | 仪征市恒泰无纺机械有限公司 | Spindle sealing mechanism for needling machine |
| CN116428364B (en) * | 2023-06-13 | 2023-08-18 | 仪征市恒泰无纺机械有限公司 | Spindle sealing mechanism for needling machine |
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