CN208138540U - A kind of fluid line pressure relief assembly and fluid line - Google Patents
A kind of fluid line pressure relief assembly and fluid line Download PDFInfo
- Publication number
- CN208138540U CN208138540U CN201820668936.5U CN201820668936U CN208138540U CN 208138540 U CN208138540 U CN 208138540U CN 201820668936 U CN201820668936 U CN 201820668936U CN 208138540 U CN208138540 U CN 208138540U
- Authority
- CN
- China
- Prior art keywords
- spool
- seal
- pressure relief
- assembly
- shell
- 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.)
- Withdrawn - After Issue
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 53
- 229920001971 elastomer Polymers 0.000 claims abstract description 12
- 239000000806 elastomer Substances 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 22
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 230000006837 decompression Effects 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000000476 body water Anatomy 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Safety Valves (AREA)
Abstract
The utility model discloses a kind of fluid line pressure relief assembly and fluid lines, pressure relief assembly includes shell, spool, upper end cover, support base, upper seal assembly, lower cover, elastomer, lower seal assembly, spool is sealingly mounted in shell by lower seal assembly, and spool axis is equipped with hollow flow passage；Elastomer is mounted in the cavity that shell and spool are constituted；Support base is tightly connected by upper seal assembly and inner walls and spool upper outer wall, and support base is equipped with upper runner groove, and spool can be moved up along upper runner groove, and upper end cover is set to above support base and fixes with shell, and upper end cover is equipped with several entrance channels；Lower cover is set to below spool and fixes with shell, and lower cover is equipped with lower flow channel groove and outlet flow；Housing wall is equipped with gas vent.The utility model can be directly loadable into tube cavity by way of modularized design, and structure is simple, easy for installation, and effect of easing stress is good.
Description
Technical field
The utility model relates to fluid line technical field, specially a kind of fluid line pressure relief assembly and fluid hose
Road.
Background technique
In some fluid lines, because the bearing strength of the bonding strength of service pipe, service pipe has centainly
Rated value, and the fluid pressure from pipeline input terminal may be more than the pipeline pressure-bearing limit.
For protection service pipe or cavity, the pressure from input terminal is avoided to impact, needs to install decompression dress in the duct
It sets.Common decompressor has piloted reducer, overflow-type pressure reducing valve：Structure is complicated for piloted reducer, and volume is big, installation
It is inconvenient；The fluid that overflow-type pressure reducing valve reduces rear end pipeline pressure, but overflow in such a way that fluid overflows cause waste and
Risk.
Summary of the invention
The purpose of this utility model is to provide a kind of fluid line pressure relief assembly and fluid lines, are set by modularization
Pressure relief assembly can be directly packed into fluid line pipeline cavity by meter mode.The utility model uses following technical scheme：
The utility model discloses a kind of fluid line pressure relief assembly, including shell, spool, upper end cover, support base, on
Seal assembly, lower cover, elastomer, lower seal assembly, spool are sealingly mounted in shell by lower seal assembly, spool axis
Equipped with hollow flow passage；Elastomer is mounted in the cavity that shell and spool are constituted；The support base passes through upper seal assembly
It is tightly connected with inner walls and spool upper outer wall, the support base is equipped with upper runner groove, and the spool can edge
Upper runner groove moves up, and realizes the connection and blocking of upper runner groove and hollow flow passage；The upper end cover is set to support
Seat top, is fixed with shell, and the upper end cover is equipped with several entrance channels, and the entrance channel and upper runner groove connect
It is logical；The lower cover is set to below spool and fixes with shell, and the lower cover is equipped with lower flow channel groove and outlet flow,
The lower flow channel groove upper end is connected to hollow flow passage, and lower end is connected to outlet flow；The housing wall is equipped with exhaust
Hole, the gas vent are located on the position between the sealing surface that upper seal assembly and lower seal assembly and shell are formed.
Wherein, the upper end cover and lower cover are immobilized in the shell on wall by bonding or buckle or welding manner.
Further, it is equipped with a sealing hole in the middle part of the upper end cover, a gasket, institute are installed in the sealing hole
The spool stated is moved upward to the blocking for contacting with gasket and realizing upper runner groove and hollow flow passage along upper runner groove.
It preferably, further include exterior seal assembly, the housing exterior walls are equipped with several housing seal slots, the external seal
Component is mounted on housing seal slot.
Wherein, the upper seal assembly includes upper y-type seal ring and circular seal ring, the support base inner wall and outer
Wall is respectively equipped with interior seal groove and external seal slot, and the upper y-type seal ring is mounted on interior seal groove, the circular seal
Circle is mounted on external seal slot.
Wherein, the lower seal assembly is lower y-type seal ring, and the spool outer wall is equipped with seal groove, described
Lower y-type seal ring is mounted on seal groove.
Wherein, the upper end cover has been arranged circumferentially 2~6 entrance channels.
Further, the elastomer is spring or resilient rubbber cushion.
The invention also discloses a kind of fluid line, including pipeline body and pressure relief assembly, the pressure relief assemblies
Housing exterior walls for fluid line pressure relief assembly described above, the pressure relief assembly are equipped with housing seal slot, and shell is close
Exterior seal assembly is installed, the pipeline body is equipped with fluid input and fluid exit, the decompression group in sealing groove
Part is sealingly mounted at fluid input or fluid exit by exterior seal assembly, and the flow direction enters from pressure relief assembly
Mouth runner to outlet flow, the pipeline body wall is equipped with ontology gas vent, is connected to the gas vent on housing wall.
Wherein, the pipeline body is adapter or triple valve.
The utility model has the advantages that due to the above structure,：
1, the utility model can be directly loadable into tube cavity, structure is simple, installation side by way of modularized design
Just.
2, the utility model is formed by inner spool and upper end cover and lower cover can be changed through-flow mouth, in elastomer and hydraulic pressure
Equilibrium process in, change can be changed through-flow mouth, to form pressure difference between input terminal and output end, limit pipeline at output
Pressure, play good depressurization.
3, upper end cover and lower cover are immobilized in the shell on wall by the utility model by bonding or buckle or welding manner,
And pass through ontology outside seal and pipeline realization sealing, and it is not necessarily to end face gasket, it can direct wildcard straight hole.
4, a gasket is arranged in the utility model on upper end cover, and spool is moved upward to along upper runner groove and gasket
Contact, so that spool and gasket realize that sealing blocks.
5, the utility model pressure relief assembly can be installed in adapter or triple valve in, or be embedded into need to depressurize be
It is applied widely in system.
Detailed description of the invention
Fig. 1 is the decomposition diagram of the utility model embodiment one.
Fig. 2 is the schematic cross-sectional view of the original state of the utility model embodiment one.
Fig. 3 is the utility model spool stress condition schematic diagram.
Fig. 4 is the schematic cross-sectional view of the decompression state of Fig. 2.
Fig. 5 is the schematic cross-sectional view of the closed state of Fig. 2.
Fig. 6 is input terminal hydraulic pressure and output end variation in water pressure schematic diagram.
Fig. 7 is the schematic cross-sectional view of embodiment two.
Fig. 8 is the structural schematic diagram of embodiment three.
Fig. 9 is the perspective cross-sectional schematic diagram of Fig. 8.
Figure 10 is that pressure relief assembly applies structural schematic diagram in adapter.
Figure 11 is the perspective cross-sectional schematic diagram of Figure 10.
Figure 12 is that pressure relief assembly applies structural schematic diagram in triple valve.
Figure 13 is the perspective cross-sectional schematic diagram of Figure 12.
Primary clustering symbol description：
1：Shell, 11：Housing seal slot, 12：Gas vent, 2：Spool, 21：Hollow flow passage, 22：Seal groove, 3：Upper end cover,
31：Entrance channel, 32：Sealing hole, 4：Support base, 41：Upper runner groove, 42：Interior seal groove, 43：External seal slot, 5：Upper sealing
Component, 51：Upper y-type seal ring, 52：Circular seal ring, 6：Lower cover, 61：Lower flow channel groove, 62：Outlet flow, 71：Spring,
72：Resilient rubbber cushion, 8：Lower seal assembly（Lower y-type seal ring）, 9：Exterior seal assembly, 91：Big circular seal ring, 10：Sealing
Pad, 20：Pipeline body, 30：Ontology gas vent.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
Embodiment one
As shown in Figure 1, the utility model discloses a kind of fluid line pressure relief assembly, including shell 1, spool 2, upper end
Lid 3, support base 4, upper seal assembly 5, lower cover 6, elastomer, lower seal assembly 8 and exterior seal assembly 9.The present embodiment is hit by a bullet
Property body be spring 71.Spool 2 is sealingly mounted in shell 1 by lower seal assembly 8.Spring 71 is mounted on shell 1 and 2 institute of spool
In the cavity of composition, support base 4 is tightly connected by upper seal assembly 5 with 1 inner wall of shell and 2 upper outer wall of spool.Upper end cover 3
Above support base 4, seals and fix with shell 1.Lower cover 6 is set to 2 lower section of spool and fixes with the sealing of shell 1.Upper end cover 3 and
Lower cover 6 is fixed on 1 inner wall of shell by bonding or buckle or welding manner.1 wall of shell is equipped with gas vent 12, gas vent
12 are located on the position between the sealing surface that upper seal assembly 5 and lower seal assembly 8 and shell 1 are formed.
As shown in connection with fig. 2,2 axis of spool is equipped with hollow flow passage 21.Support base 4 is equipped with upper runner groove 41.Upper end cover 3
Four groups of entrance channels 31 are equipped with, entrance channel 31 is connected to upper runner groove 41.Lower cover 6 be equipped with lower flow channel groove 61 and
Outlet flow 62,61 upper end of lower flow channel groove are connected to hollow flow passage 21, and lower end is connected to outlet flow 62.3 middle part of upper end cover
Equipped with a sealing hole 32, a gasket 10 is installed in sealing hole 32, spool 2 is moved upward to and seals along upper runner groove 41
Pad 10 contacts, and realizes that upper runner groove 41 is connected to and blocks with hollow flow passage 21.
Exterior seal assembly 9 include two big circular seal ring 91,1 outer wall of shell set there are two housing seal slot 11, two
Big circular seal ring 91 is mounted on housing seal slot 11.Upper seal assembly 5 includes upper y-type seal ring 51 and a circular seal
Circle 52,4 inner wall of support base and outer wall are respectively equipped with interior seal groove 42 and external seal slot 43, and upper y-type seal ring 51 is mounted on interior close
On sealing groove 42, circular seal ring 52 is mounted on external seal slot 43.Lower seal assembly 8 is lower y-type seal ring, on 2 outer wall of spool
Equipped with seal groove 22, lower y-type seal ring 8 is mounted on seal groove 22.
The principles of the present invention are described as follows：
（1）Original state：As shown in Figure 2 and Figure 3, when original state, spring 71 has a precompression F1, fluids through inlet ports
Runner 31 (input terminal) flows into, and arrives 2 bottom position of spool by the hollow flow passage 21 among spool 2, hydraulic pressure has one to spool 2
Upward directed force F2.When the directed force F of hydraulic pressure2Less than the precompression F of spring 711When, it is also not enough to that spool 2 is pushed to move, valve
Core 2 is maintained at original state.
（2）Decompression state：As shown in fig. 6, input terminal fluid pressure constantly increases with the inflow of fluid.Such as Fig. 4 institute
Show, when the pressure for acting on 2 bottom end of spool is greater than the precompression of spring 71, spool 2 up moves under pressure, upper
The intersection of road groove 41 and hollow flow passage 21（It can be changed through-flow mouth）Become smaller, to make output end pressure reduce, when output end chamber
When body water pressure and 71 dynamic balance of spring, 2 stopping of spool movement reaches balance.
（3）Closed state：As shown in figure 5, when output end is closed, it is past under the effect of the pressure caused by fluid of spool 2
Upper movement, upper runner groove 41 are contacted with gasket 10, be can be changed through-flow mouth and are closed, and the pressure of output end is stablized in P value at this time,
Play the role of limit protection.When output end is again turned on, pipeline at output pressure is reduced, the power F being applied on spool 22It is small
In the power F of spring 711When, spool 2 will move downward, and can be changed through-flow mouth and be again turned on, reach new balance.
Embodiment two
As shown in fig. 7, present embodiment discloses a kind of fluid line pressure relief assembly, the difference with embodiment one exists
In elastomer is resilient rubbber cushion 72, remaining structure and working principle is the same as example 1.
Embodiment three
As shown in Figure 8,9, present embodiment discloses a kind of fluid lines comprising pipeline body 20 and pressure relief assembly subtract
Pressing component is the fluid line pressure relief assembly of embodiment one or embodiment two.It is close that 1 outer wall of shell of pressure relief assembly is equipped with shell
Sealing groove 11 is equipped with exterior seal assembly 9 in housing seal slot 11.Pipeline body 20 is equipped with fluid input and fluid exit.
Directly pressure relief assembly is inserted into pipeline body 20 when installation, to be sealingly mounted at fluid defeated by exterior seal assembly 9 for pressure relief assembly
Enter end or fluid exit, flow direction is from the entrance channel 31 of pressure relief assembly to outlet flow 62.Pipeline body wall is equipped with
Ontology gas vent 30 is connected to the gas vent 12 on 1 wall of shell.
As shown in Figure 10,11, pipeline body 20 can be adapter, and adapter connect the production depressurized again with needs with hose
Condition connects.Pressure relief assembly is mounted on the fluid input of adapter.Adapter wall is equipped with ontology gas vent 30, ontology gas vent
30 are connected to the gas vent 12 of pressure relief assembly.Fluid flows into the product for needing to depressurize again after pressure relief assembly depressurizes.
As shown in Figure 12,13, pipeline body 20 can be triple valve, and pressure relief assembly is mounted on one of triple valve or two enters
Output end, triple valve export end wall and are equipped with ontology gas vent 30, and ontology gas vent 30 is connected to the gas vent 12 of pressure relief assembly.
Fluid is inputted from the input terminal of triple valve, and the product for flowing into need to depressurize again is depressurized by pressure relief assembly.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.
Claims (10)
1. a kind of fluid line pressure relief assembly, it is characterised in that：Including shell, spool, upper end cover, support base, upper sealing group
Part, lower cover, elastomer, lower seal assembly,
The spool is sealingly mounted in shell by lower seal assembly, and spool axis is equipped with hollow flow passage；Elastomer installation
In the cavity that shell and spool are constituted；The support base passes through upper seal assembly and inner walls and spool upper outer wall
It is tightly connected, the support base is equipped with upper runner groove, and the spool can be moved up along upper runner groove, in realization
The connection and blocking of flow path groove and hollow flow passage；The upper end cover is set to above support base, is fixed with shell, described is upper
End cap is equipped with several entrance channels, and the entrance channel is connected to upper runner groove；The lower cover is set under spool
Side is fixed with shell, and the lower cover is equipped with lower flow channel groove and outlet flow, the lower flow channel groove upper end and sky
The connection of heart runner, lower end is connected to outlet flow；The housing wall is equipped with gas vent, and the gas vent is located at upper sealing
On the position between sealing surface that component and lower seal assembly and shell are formed.
2. fluid line pressure relief assembly as described in claim 1, it is characterised in that：The upper end cover and lower cover passes through
Bonding or buckle or welding manner are immobilized in the shell on wall.
3. fluid line pressure relief assembly as claimed in claim 1 or 2, it is characterised in that：It is equipped in the middle part of the upper end cover
One sealing hole is equipped with a gasket in the sealing hole, and the spool is moved upward to and seals along upper runner groove
The blocking of upper runner groove and hollow flow passage is realized in pad contact.
4. fluid line pressure relief assembly as described in claim 1, it is characterised in that：It further include exterior seal assembly, it is described
Housing exterior walls are equipped with several housing seal slots, and the exterior seal assembly is mounted on housing seal slot.
5. fluid line pressure relief assembly as described in claim 1, it is characterised in that：The upper seal assembly includes upper Y
Type sealing ring and circular seal ring, the support base inner wall and outer wall are respectively equipped with interior seal groove and external seal slot, described
Upper y-type seal ring is mounted on interior seal groove, and the circular seal ring is mounted on external seal slot.
6. fluid line pressure relief assembly as described in claim 1, it is characterised in that：The lower seal assembly is lower Y type
Sealing ring, the spool outer wall are equipped with seal groove, and the lower y-type seal ring is mounted on seal groove.
7. fluid line pressure relief assembly as described in claim 1, it is characterised in that：The upper end cover has been arranged circumferentially 2
~6 entrance channels.
8. fluid line pressure relief assembly as described in claim 1, it is characterised in that：The elastomer is spring or elasticity
Rubber pad.
9. a kind of fluid line, it is characterised in that：Including pipeline body and pressure relief assembly, the pressure relief assembly is claim
The housing exterior walls of 1~8 described in any item fluid line pressure relief assemblies, the pressure relief assembly are equipped with housing seal slot, shell
Exterior seal assembly is installed, the pipeline body is equipped with fluid input and fluid exit, and described subtracts in body seal groove
Pressure component is sealingly mounted at fluid input or fluid exit by exterior seal assembly, and the flow direction is from pressure relief assembly
Entrance channel to outlet flow, the pipeline body wall is equipped with ontology gas vent, connects with the gas vent on housing wall
It is logical.
10. fluid line as claimed in claim 9, it is characterised in that：The pipeline body is adapter or triple valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820668936.5U CN208138540U (en) | 2018-05-07 | 2018-05-07 | A kind of fluid line pressure relief assembly and fluid line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820668936.5U CN208138540U (en) | 2018-05-07 | 2018-05-07 | A kind of fluid line pressure relief assembly and fluid line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208138540U true CN208138540U (en) | 2018-11-23 |
Family
ID=64312337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820668936.5U Withdrawn - After Issue CN208138540U (en) | 2018-05-07 | 2018-05-07 | A kind of fluid line pressure relief assembly and fluid line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208138540U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374921A (en) * | 2018-05-07 | 2018-08-07 | 厦门云智共创科技有限公司 | A kind of fluid line pressure relief assembly and fluid line |
-
2018
- 2018-05-07 CN CN201820668936.5U patent/CN208138540U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374921A (en) * | 2018-05-07 | 2018-08-07 | 厦门云智共创科技有限公司 | A kind of fluid line pressure relief assembly and fluid line |
| CN108374921B (en) * | 2018-05-07 | 2023-10-27 | 谷力(厦门)科技有限公司 | Decompression assembly for fluid pipeline and fluid pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190726 Address after: 361000 Room A, Huijin Huli Building, 966-968 Anling Road, Huli District, Xiamen City, Fujian Province Patentee after: Guli (Xiamen) Technology Co.,Ltd. Address before: Unit 1919, Floor 19, Building 12, Xinglin Bay Road Creative City, Jimei District, Xiamen City, Fujian Province Patentee before: XIAMEN YUNZHI GONGCHUANG TECHNOLOGY CO.,LTD. |
|
| IP01 | Partial invalidation of patent right | ||
| IP01 | Partial invalidation of patent right |
Commission number: 5W123094 Conclusion of examination: Declare claims 1-3 and 5-8 of utility model patent right 201820668936.5 invalid, and maintain validity on the basis of claims 4 and 9-10 Decision date of declaring invalidation: 20210830 Decision number of declaring invalidation: 51586 Denomination of utility model: A pressure reducing component and fluid pipeline for fluid pipelines Granted publication date: 20181123 Patentee: Guli (Xiamen) Technology Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181123 Effective date of abandoning: 20231027 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181123 Effective date of abandoning: 20231027 |