CN107842647A - Pressure dissipation device and valve - Google Patents
Pressure dissipation device and valve Download PDFInfo
- Publication number
- CN107842647A CN107842647A CN201711247318.XA CN201711247318A CN107842647A CN 107842647 A CN107842647 A CN 107842647A CN 201711247318 A CN201711247318 A CN 201711247318A CN 107842647 A CN107842647 A CN 107842647A
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- China
- Prior art keywords
- pressure
- valve
- pressure dissipation
- openend
- partial pressure
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- 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.)
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Classifications
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
- F16K47/16—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths the throttling member being a cone
Abstract
The present invention relates to a kind of pressure dissipation device, the import of valve is arranged at, for being dispersed into pressure of the fluid to valve of valve, the pressure dissipation device includes：Fixation kit, the fixation kit can be flexibly connected with the valve inlet inwall；Pressure dissipation component, the pressure dissipation component internal is formed with cavity, the pressure dissipation component includes openend and the blind end opposite with the openend, the openend is fixedly connected with the fixation kit, the cavity is formed in the openend and is open, and the side of the pressure dissipation component offers the partial pressure hole connected with the cavity.Pressure dissipation component is that mesa-shaped is set, and which reduces the resistance of convection body, and is changed the flow direction of fluid by partial pressure hole, that is, further changes the pressure direction of the valve of fluid pair so that into valve fluid to the pressure dissipation of valve.
Description
Technical field
The present invention relates to field of fluid control technical field, more particularly to a kind of pressure dissipation device and with described
The valve of pressure dissipation device.
Background technology
People generally transmit the gaseous states such as natural gas and water, oxygen, gasoline or the fluid of liquid by pipeline in daily life
Material.Can valve be set on pipeline to adjust the flow of pipeline while being transmitted by pipeline, to reach the needs used,
Fluid pressure to caused by valve when needing large flow fluid material due to valve inlet is excessive, can damage valve.Therefore
In the import of valve obstacle would generally be set to reduce pressure of the fluid to valve.
In current conventional art, it will usually set current limliting set to reduce pressure of the fluid to valve in water route.Fluid
Into after valve, reduce flow by the entrance area of section for first reducing fluid, then push fluid out again big to center
In hole, big pressure is reduced from small space to big space pressure and reduce purpose of the fluid to the pressure of valve to reach.
Current limliting set is set to reduce fluid in the technical scheme of the pressure of valve in above-mentioned conventional art valve, due to
Current limliting set is set for column, and it is excessive with the fluid and the contact area of current limliting set upper surface that enter valve, can cause to increase and flow
The resistance of body, reduce the flow for flowing into valve, further influence the overall flow of whole valve system and performance.
The content of the invention
Based on this, it is necessary to it is excessive for fluid and the contact area of current limliting set upper surface, cause the resistance of larger fluid,
Reduce the flow for flowing into valve, the problem of further influenceing the overall flow of whole valve system and performance, there is provided one kind pressure
Power dispersal device.
The invention provides a kind of pressure dissipation device, the import of valve is arranged at, for being dispersed into the fluid of valve
To the pressure of valve, the pressure dissipation device includes：Fixation kit, the fixation kit can be with the valve inlet inwalls
It is flexibly connected；Pressure dissipation component, the pressure dissipation component internal include opening formed with cavity, the pressure dissipation component
End and the blind end opposite with the openend, the openend are fixedly connected with the fixation kit, and the cavity is in institute
State openend and form opening, the side of the pressure dissipation component offers the partial pressure hole connected with the cavity.
Further, the pressure dissipation component includes multiple partial pressure units, and multiple partial pressure units are from the openend
It is sequentially stacked to the blind end, and along the openend to the direction of the blind end, the size of the partial pressure unit is successively
Successively decrease.
Further, each described partial pressure unit includes divider portion and multiple connecting portions for being convexly equipped in the divider portion,
The divider portion is ring-type, and the connecting portion is arranged at intervals at the divider portion towards the surface of the blind end, adjacent institute
State connecting portion and surround a partial pressure hole, court of the divider portion between the adjacent connecting portion with the divider portion
Partial pressure face is formed to the surface of the blind end.
Further, in addition to stiffener assembly, the stiffener assembly correspond to the connecting portion and set, the stiffener assembly
It is connected with corresponding connecting portion and extends and is connected to the adjacent partial pressure unit.
Further, the pressure dissipation component includes being located at the blind end closed cell, and the closed cell is by described in
Blind end is closed.
Further, the fixation kit is annular in shape, opening and the fixation kit of the pressure dissipation component openend
Endless inner wall size shape match.
Further, the projected area of partial pressure face plane where the openend is not more than the partial pressure hole described
The aperture area sum of pressure dissipation component side；Aperture area sum of the partial pressure hole in the pressure dissipation component side
No more than the aperture area of the pressure dissipation component openend.
Further, the partial pressure face where the openend projected area of plane, the partial pressure hole in the pressure
The aperture area of the aperture area sum of dispersed components thereof side and the pressure dissipation component openend is identical.
Present invention also offers a kind of valve, including the pressure dissipation device described in any of the above-described kind, the pressure dissipation
Device includes pressure dissipation device openend and pressure dissipation device blind end；The pressure dissipation device openend or pressure
Dispersal device blind end is arranged at the import of valve close to valve internal.
Present invention also offers a kind of valve, including the pressure dissipation device described in any of the above-described kind, the pressure dissipation
Device includes pressure dissipation device openend and pressure dissipation device blind end；The pressure of two pressure dissipation devices point
It is in bulk to put openend connection or the connection of pressure dissipation device blind end, and it is arranged at the import of valve.
The present invention is by setting fixation kit and pressure dissipation component to enter the fluid for flowing into valve to the pressure of valve
Row is scattered.Pressure dissipation device is arranged in valve inlet, with valve active link.Specifically, fixation kit is arranged on valve
Enter intraoral, the inwall active link of its outer wall and valve, one end of pressure dissipation component is fixedly connected with fixation kit, and
Partial pressure mouth is provided with the side wall of pressure dissipation component, to have fluid to enter fashionable when valve inlet, by being arranged on pressure dissipation
The partial pressure hole of component side enters, then is flowed out by the openend of pressure dissipation device.Due to being set for mesa-shaped, its convection body is made
Into resistance it is smaller, and because fluid enters valve by partial pressure hole by fluid dispersion to different directions, make it by fluid pair
The pressure dissipation of valve is in different directions.
Brief description of the drawings
Fig. 1 is a kind of stereogram of pressure dissipation device provided in an embodiment of the present invention；
Fig. 2 is a kind of stereogram of pressure dissipation device provided in an embodiment of the present invention；
Fig. 3 is a kind of top view of pressure dissipation device provided in an embodiment of the present invention；
Fig. 4 is a kind of upward view of pressure dissipation device provided in an embodiment of the present invention；
Fig. 5 is a kind of side view of pressure dissipation device provided in an embodiment of the present invention；
Fig. 6 is a kind of use state diagram of pressure dissipation device provided in an embodiment of the present invention；
Fig. 7 is a kind of use state diagram of pressure dissipation device provided in an embodiment of the present invention；
Fig. 8 is a kind of use state diagram of pressure dissipation device provided in an embodiment of the present invention；
Fig. 9 is a kind of use state diagram of pressure dissipation device provided in an embodiment of the present invention.
Reference：100 it is fixation kit, 200 be pressure dissipation component, 210 be cavity, 220 be openend, 230 is
Blind end, 240 be partial pressure hole, 250 be partial pressure unit, 251 be divider portion, 252 be connecting portion, 253 be partial pressure face, 300 for plus
Strong component, 10 be pressure dissipation device, 11 be pressure dissipation device openend, 12 be pressure dissipation device blind end, 20 be valve
Door.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The embodiment of the invention discloses a kind of pressure dissipation device.By the way that the openend of pressure dissipation component is fixedly installed
Active link is carried out in fixing device, then by the inwall of fixing device and valve.Fashionable when there is fluid to enter in valve, fluid is met
Flow direction can be changed to pressure dissipation component, then the partial pressure hole set by pressure dissipation component side directs fluid into pressure
Dispersed components thereof internal cavities, last fluid flow out from the openend of pressure dissipation component.Pressure dissipation component is set for mesa-shaped, its
The resistance of convection body is reduced, and is changed the flow direction of fluid by partial pressure hole, that is, further changes fluid pair
Valve pressure direction so that into valve fluid to the pressure dissipation of valve.
Fig. 1-5 is referred to, Fig. 1 is a kind of stereogram of pressure dissipation device provided in an embodiment of the present invention；Fig. 2 is this hair
A kind of stereogram for pressure dissipation device that bright embodiment provides；Fig. 3 is a kind of pressure dissipation dress provided in an embodiment of the present invention
The top view put；Fig. 4 is a kind of upward view of pressure dissipation device provided in an embodiment of the present invention；Fig. 5 is the embodiment of the present invention
A kind of side view of the pressure dissipation device provided.
As Figure 1-5, a kind of pressure dissipation device, is arranged at the import of valve 20, for being dispersed into valve 20
Fluid includes to the pressure of valve 20, the pressure dissipation device 10：Fixation kit 100, the fixation kit 100 can be with institutes
State the flexible connection of the import inwall of valve 20；Pressure dissipation component 200, the pressure dissipation component 200 have been internally formed cavity
210, the pressure dissipation component 200 includes openend 220 and the blind end 230 opposite with the openend 220, described to open
Mouth end 220 is fixedly connected with the fixation kit 100, and the cavity 210 is formed in the openend 220 and is open, the pressure
The side of dispersed components thereof 200 offers the partial pressure hole 240 connected with the cavity 210.
Specifically, pressure dissipation device 10 is flexibly connected by fixation kit 100 with the inwall of valve 20, wherein activity
Connection can be that pressure dissipation device 10 is arranged at the import of valve 20, and fixation kit 100 works as valve against the inwall step of valve 20
Have that fluid stream is out-of-date in 20, by fluid to the pressure of pressure dissipation device 10 by its tightly be resisted against the inwall step of valve 20
On；Can also be to lead on the outer wall of fixation kit 100 with being provided with the interface arrangment being mutually matched on the import inwall of valve 20
Cross clamping to be flexibly connected pressure dissipation device 10 with valve 20, the application is not specifically limited flexible connection, only needs to meet
Pressure dissipation device 10 easily can connect in the import of valve 20 dismounting.Pressure dissipation component 200 is set simultaneously for mesa-shaped
And including both ends, the larger one end in end face is openend 220, one end opposite with the openend 220 is blind end 230230,
And formed and be open in the openend 220 formed with cavity 210, the cavity 210 in mesa-shaped.Partial pressure hole 240 can be
Arbitrary shape, it need to only meet that to have fluid to enter fashionable when the import of valve 20, fluid can pass through the partial pressure hole of pressure dissipation component 200
240 enter cavitys 210, by cavity 210 from the outflow pressure dispersed components thereof 200 of openend 220220.
Preferably, the pressure dissipation component 200 includes multiple partial pressure units 250, and multiple partial pressure units 250 are from institute
Openend 220 is stated to be sequentially stacked to the blind end 230, and along the openend 220 to the direction of the blind end 230, institute
The size for stating partial pressure unit 250 is successively decreased successively.
Specifically, the height of each pressure dissipation unit can with it is equal can also be unequal, only need to meet to be provided with more
Individual pressure dissipation unit, the application are not specifically limited to the height of ladder.Pressure dissipation unit can be open circles shape,
Hollow triangle or empty quadrilateral, only it need to meet that the size of pressure dissipation unit is successively decreased successively.
Preferably, each described partial pressure unit 250 includes divider portion 251 and multiple is convexly equipped in the divider portion 251
Connecting portion 252, the divider portion 251 is ring-type, and the connecting portion 252 is arranged at intervals at the divider portion 251 towards described
The surface of blind end 230, the adjacent connecting portion 252 surrounds a partial pressure hole 240 with the divider portion 251, described
The surface of direction of the divider portion 251 between the adjacent connecting portion 252 blind end 230 forms partial pressure face 253.
Specifically, the connecting portion 252 is equally spaced to be arranged at the divider portion 251 towards the surface of blind end 230, and
And the connecting portion 252 can determine the size in partial pressure hole 240 in the height of the axial direction of divider portion 251.Two adjacent points
Connecting portion 252 is formed as partial pressure hole 240 between splenium 251 and two adjacent divider portions 251.
Preferably, in addition to stiffener assembly 300, the stiffener assembly 300 correspond to the connecting portion 252 and set, institute
State stiffener assembly 300 and corresponding connecting portion 252 and be connected and extend and be connected to the adjacent partial pressure unit 250.
Specifically, the stiffener assembly 300 corresponds to the connecting portion 252, along the openend of the pressure dissipation component
220 extend to blind end 230.Thickness of the stiffener assembly 300 in each partial pressure unit 250 can with it is equal can not also phase
Deng need to only meet that the structural strength for strengthening pressure dissipation component 200, that is, increase pressure dissipation device 10 bear fluid
The ability of pressure.
Preferably, the pressure dissipation component 200 includes being located at the closed cell of blind end 230, the closed cell
The blind end 230 is closed.
Specifically, the opening shape of the shape of closed cell and divider portion 251 is mutually matched, and the size of closed cell
With the openings of sizes in minimum partial pressure portion 251 to matching.
Preferably, the fixation kit 100 is annular in shape, the opening of the pressure dissipation component openend 220 with it is described solid
The endless inner wall size shape for determining component 100 matches.
Specifically, the opening and the endless inner wall size of the fixation kit 100 of the pressure dissipation component openend 220
Shape matches, and is specifically：When the opening of pressure dissipation component openend 220 is circular, the ring of the fixation kit 100
Shape inwall is also circle, and the diameter of two circles is equal.When the opening of pressure dissipation component openend 220 is triangle,
The endless inner wall of the fixation kit 100 is also triangle, and three side correspondent equals of two triangle.I.e. described pressure point
The opening and the endless inner wall of the fixation kit 100 for dissipating component openend 220 can be completely superposed.
Preferably, the partial pressure face 253 is not more than the partial pressure hole in the projected area of the place plane of openend 220
240 the side of pressure dissipation component 200 aperture area sum；The partial pressure hole 240 is in the pressure dissipation component 200
The aperture area sum of side is not more than the aperture area of the pressure dissipation component openend 220.
Specifically, the partial pressure face 253 exists in the projected area of the place plane of openend 220, the partial pressure hole 240
The aperture area sum of the side of pressure dissipation component 200 and the aperture area of the pressure dissipation component openend 220
It is incremented by successively.Three area purposes incremented by successively are to reduce the pressure that fluid enters the import of valve 20 and formed to valve 20
Power.
Preferably, the partial pressure face 253 exists in the projected area of the place plane of openend 220, the partial pressure hole 240
The aperture area sum of the side of pressure dissipation component 200 and the aperture area of the pressure dissipation component openend 220
It is identical.
Specifically, three areas are roughly the same, specifically, the partial pressure face 253 is in the place plane of openend 220
Projected area differs with aperture area sum of the partial pressure hole 240 in the side of pressure dissipation component 200 is no more than percentage
Five；Aperture area sum of the partial pressure hole 240 in the side of pressure dissipation component 200 is opened with the pressure dissipation component
The aperture area difference at mouth end 220 is no more than 5 percent.The purpose so set is not reduce system pressure and stream as far as possible
In the case of amount, the flow of valve 20 will be entered to pressure dissipation caused by valve 20.
Specifically, the fixation kit 100, pressure dissipation component 200 and stiffener assembly 300 are formed in one.It is described
Fixation kit 100, pressure dissipation component 200 and stiffener assembly 300 are made up of high hardness material, using high hardness material be for
The pressure that can bear pressure dissipation device 10 provided in an embodiment of the present invention is bigger.
Present invention also offers a kind of valve, the specific valve can be any one valve 20, the valve 20
Import be connected with any one above-mentioned pressure dissipation device 10, the pressure dissipation device 10 includes pressure dissipation device
Openend 11 and pressure dissipation device blind end 12, for the Fluid pressure entered from the import of valve 20 to be disperseed, prevent into
Enter Fluid pressure and excessively concentrate and the valve body of valve 20 is caused to damage.
Specifically, the pressure dissipation device openend 11 or pressure dissipation device blind end 12 be inside valve 20,
It is arranged at the import of valve 20.
Referring to Fig. 6, Fig. 6 is a kind of use state diagram of pressure dissipation device provided in an embodiment of the present invention.
As shown in fig. 6, when for the pressure dissipation device openend 11 close to 20 inside of valve, first by pressure dissipation
Device openend 11 is intraoral towards entering for valve 20 is put into inside valve 20, and is filled pressure dissipation by fixation kit 100
10 are put to be flexibly connected with the import inwall of valve 20.Secondly after installation pressure dissipation device 10, stream is passed through into valve 20
Body, fluid enter the import of valve 20, when fluid runs into pressure dissipation module enclosure end 230, are spread to both sides, when fluid reaches
During pressure dissipation 200 side of component, cavity 210 is entered by partial pressure hole 240, in fluid by being arranged at pressure dissipation component
During 200 partial pressure hole 240, the direction of fluid changes, namely the pressure direction of fluid changes, because partial pressure hole 240 sets to be circumferential
Put, thus by partial pressure hole 240 after, the pressure direction of fluid is towards surrounding, into the fluid of pressure dissipation component cavities 210
Flowed out eventually through openend 220.Pressure dissipation device 10 will enter pressure dissipation of the fluid to valve 20 of the import of valve 20
Same directions are pointed to towards the pressure of surrounding, to avoid all pressure, and because the partial pressure face is where the openend
The aperture area sum and the pressure of the projected area of plane, the partial pressure hole in the side of pressure dissipation component 200
The aperture area of dispersed components thereof openend is roughly the same, therefore pressure means for diverging provided in an embodiment of the present invention can't be to whole
The hydraulic pressure and flow of the individual system of valve 20 impact.
Referring to Fig. 7, Fig. 7 is a kind of use state diagram of pressure dissipation device provided in an embodiment of the present invention.
As shown in fig. 7, when for the pressure dissipation device blind end 12 close to 20 inside of valve, by pressure dissipation device
Blind end 12 is intraoral towards entering for valve 20 is put into inside valve 20, and by fixation kit 100 by pressure dissipation device 10
It is flexibly connected with the import inwall of valve 20.Secondly after installation pressure dissipation device 10, fluid is passed through into valve 20, is flowed
Body enters the import of valve 20, feed pressure dispersed components thereof cavity 210, then by the outflow pressure dispersed components thereof 200 of partial pressure hole 240,
It is circumferential that the side of pressure dissipation component 200 is arranged at due to partial pressure hole 240, therefore partial pressure hole 240 will enter the import of valve 20
Fluid avoids all pressure and points to same direction to the pressure that the pressure dissipation of valve 20 is towards surrounding.
Present invention also offers a kind of valve, the specific valve 20 can be any one valve 20, the valve
20 import is connected with above-mentioned any two pressure dissipation device 10, and the pressure dissipation device 10 fills including pressure dissipation
Openend 11 and pressure dissipation device blind end 12 are put, for the Fluid pressure entered from the import of valve 20 to be disperseed, is prevented
Excessively concentrated into Fluid pressure and the valve body of valve 20 is caused to damage.
Specifically, two pressure dissipation device openends 11 of two pressure dissipation devices 10 connect or two pressure
Dispersal device blind end 12 connects, and is arranged at the import of valve 20.
Referring to Fig. 8, Fig. 8 is a kind of use state diagram of pressure dissipation device provided in an embodiment of the present invention.
As shown in figure 8, being connected when for two pressure dissipation device openends 11, and it is arranged at the import of valve 20
When, two pressure dissipation device openends 11 are connected first, and by fixation kit 100 by the pressure dissipation device after combination
10 are flexibly connected with the import inwall of valve 20.Secondly after the pressure dissipation device 10 after installation combination, into valve 20
Fluid is passed through, fluid enters the import of valve 20, when fluid runs into the blind end of the pressure dissipation component of first pressure dispersal device
When 230, spread to both sides, when fluid reaches pressure dissipation 200 side of component of first pressure dispersal device, pass through the first pressure
The partial pressure hole 240 of power dispersal device enters the cavity 210 of first pressure dispersal device, and fluid is by first pressure dispersal device
Cavity 210 enters the cavity 210 of second pressure dispersal device, then flows out pressure by the partial pressure hole 240 of second pressure dispersal device
Power dispersed components thereof 200.When fluid is by being arranged at the circumferential partial pressure hole 240 in the side of pressure dissipation component 200, the direction of fluid changes
Become, namely the pressure direction of fluid changes because partial pressure hole 240 is circumferentially disposed, therefore by partial pressure hole 240 after, fluid
Pressure direction is towards surrounding.Again due to the partial pressure face where the openend projected area of plane, the partial pressure hole
It is big in the aperture area sum of the side of pressure dissipation component 200 and the aperture area of the pressure dissipation component openend
Cause identical, therefore pressure means for diverging provided in an embodiment of the present invention can't be to the hydraulic pressure and flow of the whole system of valve 20
Impact.
Referring to Fig. 9, Fig. 9 is a kind of use state diagram of pressure dissipation device provided in an embodiment of the present invention.
As shown in figure 9, being connected when for two pressure dissipation device blind ends 12, and it is arranged at the import of valve 20
When, pressure dissipation device blind end 12 is connected, and by fixation kit 100 by the pressure dissipation device 10 and valve after combination
20 import inwalls are flexibly connected.Secondly after the pressure dissipation device 10 after installation combination, fluid is passed through into valve 20,
Fluid enters the import of valve 20, flows into the cavity 210 of the pressure dissipation component of first pressure dispersal device, then passes through first pressure
First pressure dispersal device is flowed out in the partial pressure hole 240 of dispersal device, and the fluid for flowing out first pressure dispersal device passes through the second pressure
The partial pressure hole 240 of power dispersal device enters the cavity 210 of second pressure dispersal device, and from the opening of second pressure dispersed components thereof
The outflow of end 220.It is circumferential that the side of pressure dissipation component is arranged at due to partial pressure hole 240, therefore partial pressure hole 240 will enter valve 20
The fluid of import avoids all pressure and points to same direction to the pressure that the pressure dissipation of valve 20 is towards surrounding.
The present invention is by setting fixation kit and pressure dissipation component to enter the fluid for flowing into valve to the pressure of valve
Row is scattered.Pressure dissipation device is arranged in valve inlet, is flexibly connected with valve inlet inwall.Specifically, fixation kit is set
Put intraoral in entering for valve, the inwall active link of its outer wall and valve, one end and the fixation kit of pressure dissipation component are fixed
Connection, and is provided with partial pressure mouth in the side wall of pressure dissipation component, and when valve inlet, to have fluid to enter fashionable, by being arranged on
The partial pressure hole 240 of pressure dissipation component side enters, then is flowed out by the openend 220 of pressure dissipation component.Due to for mesa-shaped
Set, resistance caused by its convection body is smaller, and due to fluid enter valve by partial pressure hole 240 by fluid dispersion to different
Direction, make its by fluid to the pressure dissipation of valve in different directions.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of pressure dissipation device, is arranged at the import of valve, for being dispersed into pressure of the fluid to valve of valve, its
It is characterised by, including：
Fixation kit, the fixation kit can be flexibly connected with the valve inlet inwall；
Pressure dissipation component, the pressure dissipation component internal formed with cavity, the pressure dissipation component include openend with
And the blind end opposite with the openend, the openend are fixedly connected with the fixation kit, the cavity is opened described
Mouth end forms opening, and the side of the pressure dissipation component offers the partial pressure hole connected with the cavity.
2. device according to claim 1, it is characterised in that the pressure dissipation component includes multiple partial pressure units, more
The individual partial pressure unit is sequentially stacked from the openend to the blind end, and along the openend to the side of the blind end
To the size of the partial pressure unit is successively decreased successively.
3. device according to claim 2, it is characterised in that each described partial pressure unit includes divider portion and multiple
The connecting portion of the divider portion is convexly equipped in, the divider portion is ring-type, and the connecting portion is arranged at intervals at the divider portion direction
The surface of the blind end, the adjacent connecting portion surround a partial pressure hole, the partial pressure position with the divider portion
The surface of the direction blind end between the adjacent connecting portion forms partial pressure face.
4. device according to claim 3, it is characterised in that also correspond to institute including stiffener assembly, the stiffener assembly
State connecting portion and set, the stiffener assembly, which is connected and extended with corresponding connecting portion, is connected to the adjacent partial pressure unit.
5. device according to claim 2, it is characterised in that the pressure dissipation component includes being located at the closing end seal
Unit is closed, the closed cell closes the blind end.
6. device according to claim 1, it is characterised in that the fixation kit is annular in shape,
The opening and the endless inner wall size shape of the fixation kit of the pressure dissipation component openend match.
7. device according to claim 3, it is characterised in that
The projected area of partial pressure face plane where the openend is no more than the partial pressure hole in the pressure dissipation group
The aperture area sum of part side；
Aperture area sum of the partial pressure hole in the pressure dissipation component side is not more than the pressure dissipation component opening
The aperture area at end.
8. device according to claim 3, it is characterised in that
The partial pressure face where the openend projected area of plane, the partial pressure hole in the pressure dissipation component side
Aperture area sum and the pressure dissipation component openend aperture area it is identical.
9. a kind of valve, it is characterised in that including the pressure dissipation device described in claim any one of 1-8, the pressure point
It is in bulk to put including pressure dissipation device openend and pressure dissipation device blind end；
The pressure dissipation device openend or pressure dissipation device blind end are arranged at the import of valve close to valve internal.
10. a kind of valve, it is characterised in that including the pressure dissipation device described in two claim any one of 1-8, the pressure
Power dispersal device includes pressure dissipation device openend and pressure dissipation device blind end；
Two pressure dissipation device openends of two pressure dissipation devices connect or two pressure dissipation device blind ends
Connection, and it is arranged at the import of valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711247318.XA CN107842647A (en) | 2017-12-01 | 2017-12-01 | Pressure dissipation device and valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711247318.XA CN107842647A (en) | 2017-12-01 | 2017-12-01 | Pressure dissipation device and valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107842647A true CN107842647A (en) | 2018-03-27 |
Family
ID=61663469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711247318.XA Pending CN107842647A (en) | 2017-12-01 | 2017-12-01 | Pressure dissipation device and valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107842647A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201348054Y (en) * | 2008-12-21 | 2009-11-18 | 重庆川仪自动化股份有限公司 | High-temperature steam governing valve |
| CN104040233A (en) * | 2011-12-16 | 2014-09-10 | Cla-Val公司 | Anti-cavitation valve seat |
| CN107387864A (en) * | 2017-08-29 | 2017-11-24 | 广东粤电靖海发电有限公司 | A kind of balanced high pressure differential regulating valve with accumulation of energy storage laminated structure |
| CN207514374U (en) * | 2017-12-01 | 2018-06-19 | 浙江华益精密机械股份有限公司 | Pressure dissipation device and valve |
-
2017
- 2017-12-01 CN CN201711247318.XA patent/CN107842647A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201348054Y (en) * | 2008-12-21 | 2009-11-18 | 重庆川仪自动化股份有限公司 | High-temperature steam governing valve |
| CN104040233A (en) * | 2011-12-16 | 2014-09-10 | Cla-Val公司 | Anti-cavitation valve seat |
| CN107387864A (en) * | 2017-08-29 | 2017-11-24 | 广东粤电靖海发电有限公司 | A kind of balanced high pressure differential regulating valve with accumulation of energy storage laminated structure |
| CN207514374U (en) * | 2017-12-01 | 2018-06-19 | 浙江华益精密机械股份有限公司 | Pressure dissipation device and valve |
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| CB02 | Change of applicant information |
Address after: 689 Jiefang Road, Diankou Industrial Zone, Zhuji County, Shaoxing City, Zhejiang Province Applicant after: Zhejiang Huayi Precision Machinery Co.,Ltd. Address before: 689 Jiefang Road, Diankou Industrial Zone, Zhuji County, Shaoxing City, Zhejiang Province Applicant before: ZHEJIANG HUAYI PRECISION MACHINERY Co.,Ltd. |
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