CN206440321U - With blocking, the throttling arrangement of resistance regulation and flow pattern adjustment function - Google Patents
With blocking, the throttling arrangement of resistance regulation and flow pattern adjustment function Download PDFInfo
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- CN206440321U CN206440321U CN201621377536.6U CN201621377536U CN206440321U CN 206440321 U CN206440321 U CN 206440321U CN 201621377536 U CN201621377536 U CN 201621377536U CN 206440321 U CN206440321 U CN 206440321U
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Abstract
The utility model discloses it is a kind of have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, including：Connector, blind plate and at least one orifice plate, connector is movably located at outside pipeline and neighbouring pipeline, blind plate is connected with connector, the shape of blind plate is corresponding with the cross sectional shape of pipeline and is configured to block pipeline when being located in pipeline, orifice plate is connected with connector, the shape of orifice plate is corresponding with the cross sectional shape of pipeline and through hole of the orifice plate provided with least one thickness direction insertion along orifice plate, connector is at least movable between the first location and the second location, when connector is located at first position, blind plate is located in pipeline and orifice plate is located at outside pipeline, when connector is located at the second place, blind plate is located at outside pipeline and at least one orifice plate is located in pipeline.According to throttling arrangement of the present utility model, unnecessary throttle part is saved, reduces the possibility of pipeline fluid leakage, maintenance procedures and cost, simple in construction, easy switching is saved, resistance regulation can be carried out.
Description
Technical field
The utility model is related to throttle device technical field, have more particularly, to one kind block, resistance regulation and stream
Type adjusts the throttling arrangement of function.
Background technology
8 word blind plates in correlation technique have standard-sized sheet and fully closed two kinds of mode of operations, for the heat commonly using 8 word blind plates
, there is higher requirement in work waterpower stand field, it is necessary to by throttling elements such as orifice plates to pipeline generally for the resistance of pipeline
Resistance is adjusted, it is necessary to use 8 word blind plates and orifice plate simultaneously in the case of this kind, 8 word blind plates generally require two pairs of flanges, hole
Plate is typically also required to two pairs of flanges, for the larger pipeline of caliber, many a pair of flanges be add cost and leakage can
Energy property, also increases leak detection and the maintenance cost in later stage.
Utility model content
The utility model is intended at least solve one of above-mentioned technical problem to a certain extent.
Therefore, the utility model proposes it is a kind of have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, this
With blocking, simple in construction, the easy switching of the throttling arrangement of resistance regulation and flow pattern adjustment function, can be to fluids within pipes
Effectively cut-off, resistance regulation are carried out, cost is relatively low.
According to it is of the present utility model have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, including：Connection
Part, blind plate and at least one orifice plate, the connector are movably located at outside pipeline and the neighbouring pipeline, the blind plate and institute
State connector to be connected, the shape of the blind plate is corresponding with the cross sectional shape of the pipeline and is configured to be located in the pipeline
When block the pipeline, the orifice plate is connected with the connector, the shape of the orifice plate and the cross sectional shape phase of the pipeline
The through hole of correspondence and the orifice plate provided with least one thickness direction insertion along the orifice plate, the connector is at least the
Movable between one position and the second place, when the connector is located at the first position, the blind plate is located at the pipeline
Interior and described orifice plate is located at outside the pipeline, when the connector is located at the second place, and the blind plate is located at the pipeline
Outer and at least one described orifice plate is located in the pipeline.
According to it is of the present utility model have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, by will be with pipe
At least one corresponding orifice plate of road cross sectional shape is connected with connector, and allows connector at least in first position and second
Movable between position, when connector is in first position, the blind plate on connector is in pipeline, and orifice plate is outside pipeline,
The flow of fluid that blind plate is blocked in pipeline, when connector is in the second place, the blind plate on connector is outside pipeline, and extremely
A few orifice plate is in pipeline, and the fluid in pipeline can be flowed by the through hole on orifice plate, and then realizes to fluid
Resistance regulation, eliminates unnecessary throttle part, reduces production cost, reduces the possibility of pipeline fluid leakage, saves
The maintenance procedures and cost in later stage.This have block, the throttling arrangement of resistance regulation and flow pattern adjustment function it is simple in construction,
Easy switching, resistance regulation can be carried out, it is cost-effective.
In addition, according to it is of the present utility model have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, can be with
With technical characteristic additional as follows：
According to one embodiment of the present utility model, the orifice plate is detachably connected with the connector.
According to one embodiment of the present utility model, the through hole is one and is located at the middle part of the orifice plate, the hole
The periphery of plate is detachably connected with the connector.
According to one embodiment of the present utility model, the periphery of the orifice plate is provided with multiple screwed holes, the orifice plate and institute
Connector is stated to be detachably connected by screw.
According to one embodiment of the present utility model, the through hole is multiple, and multiple through holes are uniformly located at the hole
The middle part of plate.
According to one embodiment of the present utility model, the through hole includes first hole body and multiple second hole bodies, institute
The center that the first hole body is located at the orifice plate is stated, multiple second hole bodies are opened in institute along the circumferentially-spaced of the orifice plate
State the periphery of the first hole body.
According to one embodiment of the present utility model, the periphery of the orifice plate is provided with multiple screw threads, the orifice plate with it is described
Connector is detachably connected by screw.
According to one embodiment of the present utility model, the connector is formed as strip, the blind plate and the orifice plate point
The two ends of the connector are not located at.
According to one embodiment of the present utility model, the connector includes the first leg, the second leg and the 3rd leg,
The orifice plate includes the first orifice plate and the second orifice plate, and the blind plate is connected with first leg, first orifice plate with it is described
Second leg is connected, and second orifice plate is connected with the 3rd leg, and the connector is in first position, the second place and the
Movable between three positions, when the connector is located at the first position, the blind plate is located in the pipeline and described the
One orifice plate and second orifice plate are located at outside the pipeline, when the connector is located at the second place, first orifice plate
In the pipeline, second orifice plate and the blind plate are located at outside the pipeline, and the connector is located at described 3rd
When putting, second orifice plate is located in the pipeline, and first orifice plate and the blind plate are located at outside the pipeline.
According to one embodiment of the present utility model, the through hole on first orifice plate is one and is located at described the
The middle part of one orifice plate, periphery and the connector of first orifice plate are detachably connected, described on second orifice plate
Through hole is multiple, and multiple through holes are uniformly located at the middle part of the orifice plate, periphery and the connector of second orifice plate
It is detachably connected.
According to one embodiment of the present utility model, the orifice plate is identified provided with resistance.
According to one embodiment of the present utility model, the orifice plate is provided with the resistance regulation gear for adjusting the through hole flow
Ring.
According to one embodiment of the present utility model, the orifice plate is multiple, and multiple orifice plates are stacked and mutual mutually
It is rotatable to adjust the through hole flow.
According to one embodiment of the present utility model, the orifice plate is provided with thermometer, pressure gauge or differential pressure indicator.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will from description of the accompanying drawings below to embodiment is combined
Become substantially and be readily appreciated that, wherein：
Fig. 1 be blocked according to having for the utility model embodiment, the throttling arrangement of resistance regulation and flow pattern adjustment function
Structural representation.
Reference：
100：With blocking, the throttling arrangement of resistance regulation and flow pattern adjustment function；
10：Connector；
11：First leg；12：Second leg；13：3rd leg；
20：Blind plate；
30：Orifice plate；
31：First orifice plate；
32：Second orifice plate；
33：Through hole；331：First hole body；332：Second hole body；
34：Screwed hole.
Embodiment
8 word blind plates are a kind of in the wide variety of throttling arrangement in the thermal-hydraulic such as electric power, the energy, chemical industry field, due to it
Shape is similar to 8 words, and also referred to as 8 word blind plates, i.e. one end is blind plate 20, and the other end is annulus, when needing trandfer fluid, is cut
Change the full opening mode of annulus into, then end fluid using blind plate 20 when needing cut-out fluid, for needing completely isolated to be
System, it is 8 word blind plates as reliable isolating means, the pipeline high for being relatively large in diameter and blocking sealing requirements to be typically all elected to be
For, according to valve, not only cost is higher, and the sealing of valve is difficult to meet the requirement of sealed reliable, therefore the situation
It is lower many using 8 word blind plates.
8 word blind plates in correlation technique have standard-sized sheet and fully closed two kinds of mode of operations, for through frequently with 8 word blind plates
For thermal-hydraulic stand field, there is higher requirement generally for the resistance of pipeline, that is, need to throttle by the grade of orifice plate 30
The resistance of pipeline is adjusted part, it is necessary to be generally required using 8 word blind plates and the word blind plate of orifice plate 30,8 simultaneously in the case of this kind
Two pairs of flanges, orifice plate 30 generally requires two pairs of flanges, for the pipeline of Large Diameter Pipeline, many a pair of flanges be add cost and
The possibility of leakage, while adding leak detection and the maintenance cost in later stage.
Furthermore, thermal-hydraulic stand need to typically be disposed with the instrument such as the flow measured to fluid parameter, pressure difference, due to
Stability requirement of these instrument to fluid is higher, therefore is the front and back position requirement for meeting instrument, it is desirable to have long pipe road
Accepted standard orifice plate meeting fluid flow produces larger disturbance, therefore gauge orifice in straight length, current thermal hydraulic test facility
Needed after plate after the straight length transition on long pipe road, the state of fluid can just tend towards stability, but the long pipe after conventional orifice plate
The instrument such as flowmeter can not be installed, this is proposed more harsh for the arrangement of bench frame apparatus etc., parameter measurement and cost in road
Requirement, the problem of be the field urgent need to resolve.
Therefore, the utility model proposes it is a kind of have block, the throttling arrangement 100 of resistance regulation and flow pattern adjustment function,
This have block, simple in construction, the easy switching of the throttling arrangement 100 of resistance regulation and flow pattern adjustment function, can be to pipeline
Interior fluid carries out effectively cut-off, resistance regulation, flow pattern adjustment, and cost is relatively low.
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
1 specific descriptions are blocked according to having for the utility model embodiment below in conjunction with the accompanying drawings, resistance regulation and flow pattern are adjusted
The throttling arrangement 100 of whole function.
As shown in figure 1, blocked according to having for the utility model embodiment, the throttling of resistance regulation and flow pattern adjustment function
Device 100 includes：Connector 10, blind plate 20 and at least one orifice plate 30.
Specifically, connector 10 is movably located at outside pipeline and neighbouring pipeline, and blind plate 20 is connected with connector 10, blind
The shape of plate 20 is corresponding with the cross sectional shape of pipeline and is configured to block pipeline, orifice plate 30 and connector when being located in pipeline
10 are connected, and the shape of orifice plate 30 is corresponding with the cross sectional shape of pipeline and orifice plate 30 is provided with least one thickness along orifice plate 30
The through hole 33 of direction insertion, connector 10 is at least movable between the first location and the second location, and connector 10 is located at first
During position, blind plate 20 is located in pipeline and orifice plate 30 is located at outside pipeline, when connector 10 is located at the second place, and blind plate 20 is located at pipe
Outside road and at least one orifice plate 30 be located at pipeline in.
In other words, should with blocking, the throttling arrangement 100 of resistance regulation and flow pattern adjustment function mainly by connector 10,
Blind plate 20 and at least one orifice plate 30 are constituted, and connector 10 is being set outside the pipeline of pipeline, and can be lived relative to pipeline
Dynamic, blind plate 20 is connected with connector 10, the circular plate-like shape that the formation of blind plate 20 is adapted with the cross sectional shape of pipeline, connector 10
It is connected with orifice plate 30, there is the through hole 33 of through-thickness insertion on orifice plate 30, the openings of sizes of through hole 33 is less than pipeline
Cross sectional shape size, orifice plate 30 is formed as the circular plate-like shape being adapted with the cross sectional shape of pipeline.
Further, connector 10 is movably disposed in outside pipeline, specifically, connector 10 can in first position and
Movable between the second place, such as when connector 10 is in first position, blind plate 20 is located in pipeline, and orifice plate 30 is located at pipeline
Outside, now, blind plate 20 can block the fluid of the flow of fluid in pipeline, the i.e. pipeline to be in off state；When connector 10
When being switched to the second place, orifice plate 30 is located in pipeline, and blind plate 20 is located at outside pipeline, and now, the fluid in pipeline can pass through
Through hole 33 on orifice plate 30 flows, i.e., orifice plate 30 plays a part of throttling to the fluid in pipeline, adjusts the resistance of fluid.
Need exist for explanation, the quantity of orifice plate 30 is at least one, for example, one, two or more,
Different orifice plates 30 can set through hole 33 of different sizes so that different orifice plates 30 and when switching in pipeline, play
Different restriction effects, specifically the quantity of orifice plate 30 can according to actual condition and design needs be configured.
Thus, blocked according to having for the utility model embodiment, the throttling arrangement of resistance regulation and flow pattern adjustment function
100, by the way that at least one orifice plate 30 corresponding with pipe section shape and blind plate 20 are connected with connector 10 respectively, and make
Connector 10 can be at least movable between the first position and the second position, when connector 10 is in first position, connector
Blind plate 20 on 10 is in pipeline, and orifice plate 30 is outside pipeline, the flow of fluid that blind plate 20 is blocked in pipeline, when connector 10
During in the second place, the blind plate 20 on connector 10 is outside pipeline, and at least one orifice plate 30 is in pipeline, in pipeline
Fluid can be flowed by the through hole 33 on orifice plate 30, and then realize the resistance regulation to fluid, eliminate unnecessary section
Stream unit, reduces production cost, reduces the possibility of pipeline fluid leakage, saves the maintenance procedures and cost in later stage.
This, which has, blocks, the simple in construction of throttling arrangement 100 of resistance regulation and flow pattern adjustment function, easy switching, can carry out resistance
Regulation, it is cost-effective.
Alternatively, orifice plate 30 is detachably connected with connector 10, i.e., orifice plate 30 can be according to being actually needed, and orifice plate 30 can
Disassemble, can also be assemblied on connector 10 from connector 10, the connected mode of orifice plate 30 and connector 10 is flexible, side
Just dismount, be conducive to that orifice plate 30 is dismantled or assembled with connector 10 as the case may be, it is adaptable to and meet a variety of
It is actually needed.
In some embodiments of the present utility model, through hole 33 is one and is located at the middle part of orifice plate 30, orifice plate
30 periphery is detachably connected with connector 10.
That is, there is a through hole 33 on orifice plate 30, and through hole 33 is located at setting for the middle part of orifice plate 30, i.e. through hole 33
Seated position deviates the outer edge of orifice plate 30, can be arranged on the centre of orifice plate 30, can also be arranged on the bias on orifice plate 30
Position, periphery and the connector 10 of orifice plate 30 are detachably connected, for example, the periphery assembling of orifice plate 30 can be existed by fixture
On connector 10, if desired orifice plate 30 is separated with connector 10, fixture can be dismantled down, easy disassembly, can be according to tool
Flexible operating is carried out the need for body reality.
For example, in some specific examples of the present utility model, with blocking, the section of resistance regulation and flow pattern adjustment function
Flowing device 100 includes connector 10, a blind plate 20 and three orifice plates 30, wherein, the middle part of each orifice plate 30 is equipped with one
Through hole 33 on individual through hole 33, and three orifice plates 30 it is of different sizes, connector 10 can live in first position to the 4th position
Dynamic, when connector 10 is located at first position, blind plate 20 is located in pipeline, and now the fluid of the pipeline is in off state；When
When connector 10 is switched to the second place, the 3rd position or four positions, the fluid in pipeline can be by logical on orifice plate 30
Hole 33 is flowed, due to three orifice plates 30 through hole 33 it is of different sizes, therefore three orifice plates 30 can rise to the fluid in pipeline
To the effect of different throttlings, the resistance of fluid is adjusted.
Alternatively, the periphery of orifice plate 30 is provided with multiple screwed holes 34, orifice plate 30 and connector 10 by screw removably
It is connected.
In other words, circumferentially it is evenly spaced apart to be disposed with multiple screwed holes 34 along the periphery of orifice plate 30, screw can be passed through
Orifice plate 30 is connected by screwed hole 34 with connector 10, i.e., be engaged by screw with the screwed hole 34 on the periphery of orifice plate 30, can
To realize the assembling of orifice plate 30 and connector 10, make the connection of orifice plate 30 and connector 10 very firm, it is necessary to by orifice plate 30 with
When connector 10 is separated, screw is extracted into screwed hole 34, so that it may so that orifice plate 30 is disassembled from connector 10, not only connect
Reliably, Stability Analysis of Structures, and convenient disassembly.
In other embodiments of the present utility model, through hole 33 is multiple, and multiple through holes 33 are uniformly located at hole
The middle part of plate 30.
That is, with blocking, at least one orifice plate 30 of the throttling arrangement 100 of resistance regulation and flow pattern adjustment function
Upper to have multiple through holes 33, multiple through holes 33 are located at the middle part of orifice plate 30, i.e., multiple through holes 33 are located at the center of orifice plate 30 respectively
And by paracentral position, be provided with the orifice plate 30 of multiple through holes 33 have can realize fluid flow state carry out rectification,
Disturbance, reduction flowmeter of reduction fluid flow etc. are needed for measuring instrumentss the advantages of flow development length.
Wherein, through hole 33 includes first hole body 331 and multiple second hole bodies 332, and the first hole body 331 is located at orifice plate 30
Center, the circumferentially-spaced periphery that is opened in first hole body 331 of multiple second hole bodies 332 along orifice plate 30.
Reference picture 1, through hole 33 is mainly made up of the first hole body 331 and multiple second hole bodies 332, and the first hole body 331 is located at
The center of orifice plate 30, and diameter dimension of the diameter dimension more than each second hole body 332 of the first hole body 331, Duo Ge
The circumferentially evenly spaced arrangement in periphery of two hole bodies 332 along the first hole body 331 so that orifice plate 30 is formed as porous equal discharge orifice
Plate, by the reasonable disposition to the first hole body 331 and multiple second hole bodies 332 on orifice plate 30, when the orifice plate 30 is located in pipeline
When, it is possible to achieve the rectification of fluid flow state, the disturbance of fluid flow is reduced, needed for reducing the measuring instrumentss such as flowmeter
Flow development length etc..
Preferably, the periphery of orifice plate 30 is provided with multiple screw threads, and orifice plate 30 is detachably connected with connector 10 by screw.
As shown in figure 1, in the present embodiment, multiple screwed holes 34 are circumferentially evenly spaced apart arrangement along the periphery of orifice plate 30,
Orifice plate 30 can be connected by screw through screwed hole 34 with connector 10, that is, pass through the screwed hole on screw and the periphery of orifice plate 30
34 are engaged, it is possible to achieve the assembling of orifice plate 30 and connector 10, make the connection of orifice plate 30 and connector 10 very firm, it is necessary to
When orifice plate 30 and connector 10 are separated, screw is extracted into screwed hole 34, so that it may so that under orifice plate 30 is dismantled from connector 10
Come, not only connect reliable, Stability Analysis of Structures, and convenient disassembly.
Alternatively, connector 10 is formed as strip, and blind plate 20 is respectively provided at the two ends of connector 10 with orifice plate 30.Namely
Say, connector 10 has two legs, a leg of connector 10 is connected with blind plate 20, another leg of connector 10
It is connected with orifice plate 30, i.e., blind plate 20 and orifice plate 30 are located at the two ends of connector 10 respectively, and connector 10 is by first position to the
, only need to be by connector 10 around 180 ° of the center rotating of connector 10 during two positions, connector 10 is returned to by the second place
During first position, same operation is carried out, easy to operate, implementation process is simply easy.
It is understood that the number of the leg of connector 10 can be with blind plate 20 and orifice plate 30 quantity summation phase
Close, i.e. the leg of blind plate 20 and orifice plate 30 respectively with connector 10 connects one to one.
Alternatively, connector 10 includes the first leg 11, the second leg 12 and the 3rd leg 13, and orifice plate 30 includes the first hole
The orifice plate 32 of plate 31 and second, blind plate 20 is connected with the first leg 11, and the first orifice plate 31 is connected with the second leg 12, the second orifice plate 32
It is connected with the 3rd leg 13, connector 10 is movable between first position, the second place and the 3rd position, and connector 10 is located at
During first position, blind plate 20 is located in pipeline and the first orifice plate 31 and the second orifice plate 32 are located at outside pipeline, and connector 10 is located at the
During two positions, the first orifice plate 31 is located in pipeline, and the second orifice plate 32 and blind plate 20 are located at outside pipeline, and connector 10 is located at the 3rd
When putting, the second orifice plate 32 is located in pipeline, and the first orifice plate 31 and blind plate 20 are located at outside pipeline.
Specifically, as shown in figure 1, connector 10 is mainly made up of the first leg 11, the second leg 12 and the 3rd leg 13,
Orifice plate 30 is mainly made up of the first orifice plate 31 and the second orifice plate 32, and blind plate 20 is connected with the first leg 11 of connector 10, the
One orifice plate 31 is connected with the second leg 12 of connector 10, and the second orifice plate 32 is connected with the 3rd leg 13 of connector 10,
Now, connector 10 can the carry out activity between first position, the second place and the 3rd position.
When connector 10 is in first position, blind plate 20 is located in pipeline, and the first orifice plate 31 and the second orifice plate 32 are located at
Outside pipeline, blind plate 20 blocks the flowing of fluid in pipeline, and now pipeline is in off state, when connector 10 is in the second place
When, the orifice plate 32 of blind plate 20 and second is located at outside pipeline, and the first orifice plate 31 is located in pipeline, now, and fluid in pipeline passes through the
One through hole 33 at the center of one orifice plate 31 flows, and realizes the regulation to pipe resistance, blind when connector 10 is in three positions
The orifice plate 31 of plate 20 and first is located at outside pipeline, and the second orifice plate 32 is located in pipeline, and the fluid in pipeline can pass through the second orifice plate
Multiple through holes 33 being evenly arranged at 32 middle parts, can be to the stream in pipeline by adjusting position of the connector 10 outside pipeline
Body flow regime carries out rectification, reduces the disturbance to fluid.
Wherein, the through hole 33 on the first orifice plate 31 is one and is located at the middle part of the first orifice plate 31, the first orifice plate 31 it is outer
Week is detachably connected with connector 10, and the through hole 33 on the second orifice plate 32 is multiple, and multiple through holes 33 are uniformly located at orifice plate 30
Middle part, periphery and the connector 10 of the second orifice plate 32 are detachably connected.
In other words, there is a through hole 33, the through hole 33 is located at the center of the first orifice plate 31, that is, leads on the first orifice plate 31
Hole 33 is arranged in the center of the first orifice plate 31, and the periphery of the first orifice plate 31 is provided with multiple spiral shells arranged along its circumferential uniform intervals
Pit 34, multiple screws can be each passed through the screwed hole 34 of correspondence position, the first orifice plate 31 is connected with connector 10, i.e.,
It is engaged by screw with the screwed hole 34 on the periphery of the first orifice plate 31, it is possible to achieve the dress of the first orifice plate 31 and connector 10
Match somebody with somebody, make the connection of the first orifice plate 31 and connector 10 very firm, it is necessary to when the first orifice plate 31 is separated with connector 10, by spiral shell
Nail puller goes out screwed hole 34, so that it may so that the first orifice plate 31 is disassembled from connector 10, not only connect reliable, Stability Analysis of Structures,
And convenient disassembly.
There are multiple through holes 33, multiple through holes 33 are located at the middle part of the second orifice plate 32, i.e., multiple through holes on second orifice plate 32
33 are located at the center of the second orifice plate 32 positioned at the center of the second orifice plate 32 and by paracentral position, i.e. the first hole body 331 respectively
Position, the circumferentially evenly spaced arrangement in periphery of multiple second hole bodies 332 along the first hole body 331 so that the shape of the second orifice plate 32
As porous uniform flow orifice, by the reasonable disposition to the first hole body 331 and multiple second hole bodies 332 on the second orifice plate 32, when
When second orifice plate 32 is located in pipeline, and then the rectification of fluid flow state is realized, reduce the disturbance of fluid flow, subtract
Flow development length etc. needed for the measuring instrumentss such as small flowmeter.
In addition, the periphery of the second orifice plate 32 is provided with multiple screwed holes 34 arranged along its circumferential uniform intervals, multiple screws can
So that through the screwed hole 34 of correspondence position, the second orifice plate 32 to be connected with connector 10, that is, pass through screw and the second orifice plate 32
Screwed hole 34 on periphery is engaged, it is possible to achieve the second orifice plate 32 and the assembling of connector 10, makes the second orifice plate 32 with being connected
The connection of part 10 is very firm, it is necessary to which when the second orifice plate 32 is separated with connector 10, screw is extracted into screwed hole 34, it is possible to
The second orifice plate 32 is disassembled from connector 10, not only connect reliable, Stability Analysis of Structures, and convenient disassembly.
Wherein, orifice plate 30 is identified provided with resistance, and during resistance regulation, quickly and easily resistance can be made
Corresponding regulation, it is necessary to which the fluid in pipeline reaches certain resistance such as in actual use, drag regulator regulation is arrived
The position of corresponding resistance mark, the regulation for just completing the resistance is set, and operation is easy, and regulation is quick and precisely.
Alternatively, resistance regulation baffle ring of the orifice plate 30 provided with the regulation flow of through hole 33, for example, be disposed with orifice plate 30
Replaceable resistance regulation baffle ring, i.e., can just be changed on mounted orifice plate 30 by changing different resistance regulation baffle rings
The circulation area of through hole 33, and then change the resistance coefficient of orifice plate 30 etc., and then realize the resistance regulation to fluid.
In other embodiments of the present utility model, orifice plate 30 to be multiple, multiple orifice plates 30 it is stacked mutually and
It is mutually rotatable to adjust the flow of through hole 33.
Specifically, connector 10 has two legs, and a leg of connector 10 is connected with blind plate 20, connector 10
Another leg is detachably connected with multiple stacked orifice plates 30, and multiple orifice plates 30 are movable relative to connector 10, i.e.,
Multiple orifice plates 30 (such as the second orifice plate 32) are provided with connector 10, multiple orifice plates 30 are connected by combining the modes such as superposition,
And mutually rotate to change and be used for the parameter such as circulation area, resistance of through hole 33 on orifice plate 30, so as to the stream in pipeline
Body resistance is adjusted.
In addition, orifice plate 30 is provided with thermometer, pressure gauge or differential pressure indicator, i.e., thermometer, pressure are disposed with orifice plate 30
Table or differential pressure indicator, realize measurement to fluid state parameter in pipeline so that with blocking, resistance regulation and flow pattern adjustment function
Throttling arrangement 100 temperature, pressure, pressure difference measuring point can be set simultaneously, in pipeline in the flow process of fluid, measurement fluid not
With the parameter under flow regime.
Having for the utility model embodiment is blocked with reference to specific embodiment, resistance regulation and flow pattern adjustment function
Throttling arrangement 100 be described in detail.
As shown in figure 1, blocked according to having for the utility model embodiment, the throttling of resistance regulation and flow pattern adjustment function
Device 100 includes connector 10, blind plate 20 and two orifice plates 30, wherein, connector 10 includes the first leg 11, the second leg 12
With the 3rd leg 13, orifice plate 30 includes the first orifice plate 31 and the second orifice plate 32.
Specifically, be provided with mobilizable connector 10 at the outer neighbouring pipeline of pipeline, the first leg 11 of connector 10 with
Blind plate 20 is connected, and the second leg 12 of connector 10 is connected with the first orifice plate 31, the 3rd leg 13 of connector 10 and
Two orifice plates 32 are connected, and blind plate 20 is formed as the circular solid plate being adapted with pipe section, and orifice plate 30 is formed as and pipe section phase
The circular plate-like shape with through hole 33 of adaptation, multiple screwed holes 34 are additionally provided with the periphery of orifice plate 30, pass through screw orifice plate
30 are detachably connected with connector 10.
Wherein, there is a through hole 33, through hole 33 is located on the center of the first plate body, the second orifice plate 32 on the first orifice plate 31
With first hole body 331 and multiple second hole bodies 332, the first hole body 331 is located at the center of the second hole body 332, Duo Ge
Circumference of two hole bodies 332 along the first hole body 331 is evenly spaced apart arrangement, i.e., the second orifice plate 32 is formed as porous equal discharge orifice
Plate, with can fluid flow state carry out rectification, reduce to the disturbance of flowing, reduce the straight tubes needed for measuring instrumentss such as flowmeter
The advantages of segment length.
Having for the utility model embodiment is blocked, the throttling arrangement 100 of resistance regulation and flow pattern adjustment function belongs to stream
Body mechanical field, is to wide variety of figure-eight blank 20 is carried out in current engineering field optimization and improvement, the utility model
Having for proposing is blocked, the throttling arrangement 100 of resistance regulation and flow pattern adjustment function can be easily to the fluid progress in pipeline
Effectively cut out, resistance regulation and flow regime are adjusted, and reduce the flow development length needed for measurement, reduce engineering and make
Valency.
This have block, the knot of blind plate 20 of the similar 8-shaped of the use of throttling arrangement 100 of resistance regulation and flow pattern adjustment function
Structure, the first leg 11 of connector 10 is connected with blind plate 20, and (substitution is former for the second leg 12 and the 3rd leg 13 connection abacus 30
The circular ring structure come), effective sealing of the former figure-eight blank 20 when blocking state had both been ensure that, had been conveniently realized again
The regulatory function of pipe resistance under non-truncated state, the hole of pipe resistance regulation need to be additionally configured to by eliminating platform system
The part such as plate 30 and flange, reduces flange quantity, reduces cost, reduces leakage point that may be present, also saves existing
The workload of field construction, inspection and maintenance, when platform system is in the non-operating states such as overhaul, shape is blocked because pipeline is in
The orifice plate 30 of state, the second leg 12 of connector 10 and the connection of the 3rd leg 13 is located at outside pipeline, and operations staff can be very square
Just orifice plate 30 is adjusted and changed.
The and of the second leg 12 of connector 10 with blocking, in the throttling arrangement 100 of resistance regulation and flow pattern adjustment function
3rd leg 13 can be also connected with porous uniform flow orifice (such as the second orifice plate 32) in addition to the conventional orifice plate 30 of connection, led to
The reasonable disposition to position, size, the shape of multiple through holes 33 on the orifice plate 30 etc. is crossed, the orifice plate 30 can be realized to fluid stream
The rectification of dynamic state, reduce disturbance to flowing, reduce the flow development lengths etc. needed for measuring instrumentss such as flowmeter.Connector 10
Multiple legs are respectively to be detachably connected with orifice plate 30 and blind plate 20, it is convenient to conventional orifice plate 30, the progress pair of blind plate 20
Connect and exchange, you can be replaced with different resistances and various forms of orifice plates 30, the blind plate 20 of different sizes and form etc., may be used also
The grade of orifice plate 30 to damage is repaired and changed.
This have block, the orifice plate 30 in the throttling arrangement 100 of resistance regulation and flow pattern adjustment function is with resistance mark
And drag regulator, such as drag regulator is replaceable resistance regulation baffle ring, the different resistance regulation by changing
Baffle ring can change the circulation area for having installed through hole 33 on orifice plate 30, and then change the parameters such as the resistance coefficient of orifice plate 30.Again
It can such as be connected on a leg of connector 10 and connect multiple orifice plates 30, multiple orifice plates 30 on blind plate 20, another leg
Change the parameter such as circulation area and resistance coefficient of through hole 33 on orifice plate 30 by combining the modes such as superposition and rotating respectively, together
When configure corresponding resistance mark, the fast and easy and accurate adjustment to resistance can be achieved.
In addition, with blocking, the throttling arrangement 100 of resistance regulation and flow pattern adjustment function is except using class figure-eight blank
The switching of 20 two parts (i.e. one blind plate 20, an orifice plate 30) sets outer, may also be configured to more than two part, such as
3 (i.e. one blind plate 20, two orifice plates 30), 4 (blind plate 20, three orifice plates 30) etc., to realize in a variety of conventional fortune
Quick switching under row operating mode.Thermometer, pressure gauge or differential pressure indicator can be also set simultaneously on orifice plate 30, with blocking, resistance
The throttling arrangement 100 of regulation and flow pattern adjustment function can be disposed with temperature, pressure, pressure difference measuring point, realize to fluid state parameter
Measurement.
Thus, blocked according to having for the utility model embodiment, the throttling arrangement of resistance regulation and flow pattern adjustment function
100, by the way that at least one orifice plate 30 corresponding with pipe section shape and blind plate 20 are connected with connector 10 respectively, and make
Connector 10 at least can be movable between the first position and the second position, when connector 10 is in first position, connector
Blind plate 20 on 10 is in pipeline, and orifice plate 30 is outside pipeline, the flow of fluid that blind plate 20 is blocked in pipeline, when connector 10
During in the second place, the blind plate 20 on connector 10 is outside pipeline, and at least one orifice plate 30 is in pipeline, in pipeline
Fluid can be flowed by the through hole 33 on orifice plate 30, and then realize the resistance regulation to fluid, eliminate unnecessary section
Stream unit, reduces production cost, reduces the possibility of pipeline fluid leakage, saves the maintenance procedures and cost in later stage.
This, which has, blocks, the simple in construction of throttling arrangement 100 of resistance regulation and flow pattern adjustment function, easy switching, can carry out resistance
Regulation, it is cost-effective.
Blocked according to having for the utility model embodiment, the throttling arrangement 100 of resistance regulation and flow pattern adjustment function
Other are constituted and operation is all for those of ordinary skills known, are not detailed herein.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise " are based on orientation shown in the drawings or position relationship, merely to just
Described in description the utility model with simplified, rather than indicate or imply that the device or element of meaning must be with specific sides
Position, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the utility model.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is not departing from the utility model
Principle and objective in the case of above-described embodiment can be changed in the range of the utility model, change, replace and
Modification.
Claims (14)
1. it is a kind of have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, it is characterised in that including：
Connector, the connector is movably located at outside pipeline and the neighbouring pipeline；
Blind plate, the blind plate is connected with the connector, the shape of the blind plate it is corresponding with the cross sectional shape of the pipeline and
It is configured to block the pipeline when being located in the pipeline；
At least one orifice plate, the orifice plate is connected with the connector, the shape of the orifice plate and the cross sectional shape of the pipeline
Through hole of the corresponding and described orifice plate provided with least one thickness direction insertion along the orifice plate,
The connector is at least movable between the first location and the second location, and the connector is located at the first position
When, the blind plate is located in the pipeline and the orifice plate is located at outside the pipeline, and the connector is located at the second place
When, the blind plate is located at outside the pipeline and at least one described orifice plate is located in the pipeline.
2. it is according to claim 1 have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, its feature exists
In the orifice plate is detachably connected with the connector.
3. it is according to claim 2 have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, its feature exists
It is one in, the through hole and is located at the middle part of the orifice plate, the periphery of the orifice plate is detachably connected with the connector.
4. it is according to claim 3 have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, its feature exists
In the periphery of the orifice plate is provided with multiple screwed holes, and the orifice plate is detachably connected with the connector by screw.
5. it is according to claim 2 have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, its feature exists
In the through hole is multiple, and multiple through holes are uniformly located at the middle part of the orifice plate.
6. it is according to claim 5 have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, its feature exists
In, the through hole includes first hole body and multiple second hole bodies, and first hole body is located at the center of the orifice plate,
The circumferentially-spaced periphery that is opened in first hole body of multiple second hole bodies along the orifice plate.
7. it is according to claim 6 have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, its feature exists
In the periphery of the orifice plate is provided with multiple screw threads, and the orifice plate is detachably connected with the connector by screw.
8. it is according to claim 1 have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, its feature exists
In the connector is formed as strip, and the blind plate is respectively provided at the two ends of the connector with the orifice plate.
9. it is according to claim 1 have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, its feature exists
In, the connector includes the first leg, the second leg and the 3rd leg, and the orifice plate includes the first orifice plate and the second orifice plate,
The blind plate is connected with first leg, and first orifice plate is connected with second leg, second orifice plate with it is described
3rd leg is connected, and the connector is movable between first position, the second place and the 3rd position, and the connector is located at
During the first position, the blind plate is located in the pipeline and first orifice plate and second orifice plate are located at the pipeline
Outside, when the connector is located at the second place, first orifice plate is located in the pipeline, second orifice plate and described
Blind plate is located at outside the pipeline, when the connector is located at three position, and second orifice plate is located in the pipeline, institute
State the first orifice plate and the blind plate is located at outside the pipeline.
10. it is according to claim 9 have block, the throttling arrangement of resistance regulation and flow pattern adjustment function, its feature exists
In, the through hole on first orifice plate is one and is located at the middle part of first orifice plate, the periphery of first orifice plate
It is detachably connected with the connector, the through hole on second orifice plate is multiple, and multiple through holes are uniformly located at
The middle part of the orifice plate, periphery and the connector of second orifice plate are detachably connected.
11. having according to any one of claim 1-10 is blocked, the throttling of resistance regulation and flow pattern adjustment function is filled
Put, it is characterised in that the orifice plate is identified provided with resistance.
12. having according to any one of claim 1-10 is blocked, the throttling of resistance regulation and flow pattern adjustment function is filled
Put, it is characterised in that the orifice plate is provided with the resistance regulation baffle ring for adjusting the through hole flow.
13. having according to any one of claim 1-10 is blocked, the throttling of resistance regulation and flow pattern adjustment function is filled
Put, it is characterised in that the orifice plate is multiple, and multiple orifice plates are stacked mutually and mutually rotatable to adjust the through hole stream
Amount.
14. having according to any one of claim 1-10 is blocked, the throttling of resistance regulation and flow pattern adjustment function is filled
Put, it is characterised in that the orifice plate is provided with thermometer, pressure gauge or differential pressure indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621377536.6U CN206440321U (en) | 2016-12-14 | 2016-12-14 | With blocking, the throttling arrangement of resistance regulation and flow pattern adjustment function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621377536.6U CN206440321U (en) | 2016-12-14 | 2016-12-14 | With blocking, the throttling arrangement of resistance regulation and flow pattern adjustment function |
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| Publication Number | Publication Date |
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| CN206440321U true CN206440321U (en) | 2017-08-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225449A (en) * | 2016-12-14 | 2018-06-29 | 国家电投集团科学技术研究院有限公司 | There is the throttling set blocked, resistance regulation and flow pattern adjust |
-
2016
- 2016-12-14 CN CN201621377536.6U patent/CN206440321U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225449A (en) * | 2016-12-14 | 2018-06-29 | 国家电投集团科学技术研究院有限公司 | There is the throttling set blocked, resistance regulation and flow pattern adjust |
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