CN110500430A - A kind of feedback throttle device - Google Patents
A kind of feedback throttle device Download PDFInfo
- Publication number
- CN110500430A CN110500430A CN201910841420.5A CN201910841420A CN110500430A CN 110500430 A CN110500430 A CN 110500430A CN 201910841420 A CN201910841420 A CN 201910841420A CN 110500430 A CN110500430 A CN 110500430A
- Authority
- CN
- China
- Prior art keywords
- valve
- fixedly connected
- throttle device
- gear
- outlet
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
- F16K17/26—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in either direction
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/34—Excess-flow valves in which the flow-energy of the flowing medium actuates the closing mechanism
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
- F16K37/0016—Mechanical means having a graduated scale
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The present invention relates to field of chemical equipment, especially a kind of feedback throttle device, including valve body, left outside flange is connected on the left of the valve body, right outward flange is connected on the right side of the valve body, from left to right gradually smaller left inclined hole is equipped in the left outside flange, the left inclined hole is communicated with setting and the intracorporal import of the valve, from left to right gradually smaller inclined hole is equipped in the right outward flange, the inclined hole is communicated with setting and the intracorporal outlet of the valve, a kind of feedback throttle device provided by the invention, it is adjusted by effective self-feedback, the flow velocity and flow of fluids within pipes can uniformly be controlled, guarantee the accuracy of raw material proportioning with this, pipeline fixing device is also added simultaneously, effectively pipeline and valve can be fixed together, effectively prevent shedding, phenomena such as valve leaks, pair that can be convenient again simultaneously Valve flow size is controlled, to meet the needs of different process.
Description
Technical field
The present invention relates to field of chemical equipment, especially a kind of feedback throttle device.
Background technique
It in chemical field, generally requires to carry out proportion reaction to some fluids, need when being fed according to certain
Ratio is put into raw material, it is necessary to these fluid materials can be flowed into according to certain rate, to guarantee matching between various raw materials
Than traditional valve will cause very big error when being controlled, the flow velocity and pressure along with the flowing of fluid, in pipeline
All changing at any time by force, in order to improve the accuracy of proportion, therefore a kind of feedback throttle device of design improves the above problem.
Summary of the invention
The purpose of the present invention is to provide a kind of feedback throttle devices, can overcome the drawbacks described above of the prior art, thus
Improve the practicability of equipment.
The technical solution adopted by the present invention to solve the technical problems is: a kind of feedback throttle device of the invention, including
Valve body, the valve body left side are connected with left outside flange, are connected with right outward flange on the right side of the valve body, are equipped in the left outside flange
From left to right gradually smaller left inclined hole, the left inclined hole are communicated with setting and the intracorporal import of the valve, the right outward flange
Interior to be equipped with from left to right gradually smaller inclined hole, the inclined hole is communicated with setting and the intracorporal outlet of the valve, and the outlet connects
It is connected with the valve road with the inlet communication, left chamber is equipped with above the valve road, be equipped with cavity of resorption below the valve road, in the outlet
Side is equipped with lumen, is connected between the outlet and the lumen by Striker, and epicoele, the lumen are equipped with above the lumen
Left side is equipped with upper hopper chute, intracavitary under described to be fixedly connected with motor, and lower slide opening is equipped with below the outlet, is slided in the lower slide opening
It is dynamic to be connected with the mobile valve extended in the outlet, ball valve is rotatably connected in the valve road.
Further, the motor power is connected with output shaft, and the output shaft is fixedly connected with fan-shaped bevel gear and fan
Shape gear.Further, the mobile valve is fixedly connected with lower rack gear, and the lower rack gear is engaged with middle gear, the middle gear
Be fixedly connected with the lower horizontal axis with the lower slide opening left wall rotation connection, the lower horizontal axis extend to it is described under it is intracavitary and fixed
It is connected with lower bevel gear.
Further, the ball valve lower end is fixedly connected with the lower valve rod with cavity of resorption upper wall rotation connection, under described
Valve rod is fixedly connected with lower gear, and the ball valve upper end is fixedly connected with the upper valve rod with left chamber lower wall rotation connection, institute
It states upper valve rod and is fixedly connected with left angular wheel, the left angular wheel is engaged with right bevel gear.
Further, the right bevel gear is fixedly connected with the left horizontal axis with left chamber right wall rotation connection, the left side
Horizontal axis extends in the upper hopper chute and is fixedly connected with gear, and the gear is engaged with upper hopper chute, the upper hopper chute
It is fixedly connected with the curved bar being slidably connected with the upper hopper chute.
Further, the curved bar extends in the lumen and is fixedly connected with push plate, and the push plate upper end is fixed
It is connected with the spring being fixedly connected with the lumen upper wall.
Further, right sliding chamber is equipped with above the outlet, the right cunning is intracavitary to slidably connect piston, and the piston is solid
Surely it is connected with the graduated scale extended to above the valve body.
Further, it is set in the left flange there are four left-hand thread block, sets that there are four left outside screw threads in the left outside flange
Block, four left-hand thread blocks and four left outside threaded blocks are connected by left screw rod, set that there are four right in the right flange
Threaded hole, sets that there are four right outside threaded holes, four right-hand thread holes and four right outside threaded holes in the right outward flange
It is connected by right screw rod.
Further, the import left end is equipped with left sharp mouth, and the outlet right end is equipped with right sharp mouth.
Beneficial effects of the present invention: a kind of feedback throttle device provided by the invention passes through effective self-feedback tune
Section, can uniformly be controlled the flow velocity and flow of fluids within pipes, be guaranteed the accuracy of raw material proportioning with this, also added simultaneously
Pipeline and valve can effectively be fixed together by pipeline fixing device, effectively prevent shedding, valve leaks etc.
Phenomenon, while what be can be convenient again controls valve flow size, to meet the needs of different process.
Detailed description of the invention
It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution in the prior art
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only to invent
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of feedback throttle device overall structure diagram of the invention.
Fig. 2 is the left view structural representation of Fig. 1.
Fig. 3 is the right side structural representation of Fig. 1.
Specific embodiment
Below with reference to Fig. 1-3, the present invention is described in detail, wherein for sake of convenience, now to hereafter described orientation
Provide as follows: hereafter described front-rear direction up and down is consistent with the front-rear direction up and down of Fig. 1 projection relation itself.
A kind of feedback throttle device in conjunction with described in attached drawing 1-3, including valve body 10 are connected with a left side on the left of the valve body 10
Outward flange 11 is connected with right outward flange 31 on the right side of the valve body 10, is equipped in the left outside flange 11 and from left to right gradually becomes smaller
Left inclined hole 37, the left inclined hole 37 is communicated with setting and the import 39 in the valve body 10, is equipped in the right outward flange 31
From left to right gradually smaller inclined hole 29, the inclined hole 29 are communicated with setting and the outlet 30 in the valve body 10, the outlet
30 are communicated with the valve road 42 being connected to the import 39, and left chamber 15 is equipped with above the valve road 42, is equipped with below the valve road 42
Cavity of resorption 44,30 top of outlet are equipped with lumen 23, are connected between the outlet 30 and the lumen 23 by Striker 53, institute
It states and is equipped with epicoele 58 above lumen 23, upper hopper chute 24 is equipped on the left of the lumen 23, is fixedly connected with motor in the cavity of resorption 44
49,30 lower section of outlet is equipped with lower slide opening 57, and the shifting extended in the outlet 30 is slidably connected in the lower slide opening 57
Valve 54 is moved, is rotatably connected to ball valve 41 in the valve road 42.
Valuably, the motor 49 has been connected by power output shaft 48, and the output shaft 48 is fixedly connected with fan-shaped bevel gear
47 and sector gear 46.Valuably, the mobile valve 54 is fixedly connected with lower rack gear 55, and the lower rack gear 55 is engaged with middle gear
56, the middle gear 56 is fixedly connected with the lower horizontal axis 51 with lower 57 left wall of the slide opening rotation connection, and the lower horizontal axis 51 prolongs
It reaches in the cavity of resorption 44 and is fixedly connected with lower bevel gear 50.
Valuably, 41 lower end of ball valve is fixedly connected with the lower valve rod 43 with 44 upper wall of cavity of resorption rotation connection, institute
It states lower valve rod 43 and is fixedly connected with lower gear 45,41 upper end of ball valve is fixedly connected with to be rotatablely connected with 15 lower wall of left chamber
Upper valve rod 40, the upper valve rod 40 is fixedly connected with left angular wheel 16, and the left angular wheel 16 is engaged with right bevel gear 17.
Valuably, the right bevel gear 17 is fixedly connected with the left horizontal axis 18 with 15 right wall of left chamber rotation connection, institute
It states left horizontal axis 18 to extend in the upper hopper chute 24 and be fixedly connected with gear 19, the gear 19 is engaged with upper hopper chute
24, the upper hopper chute 24 is fixedly connected with the curved bar 21 being slidably connected with the upper hopper chute 24.
Valuably, the curved bar 21 extends in the lumen 23 and is fixedly connected with push plate 52, in the push plate 52
End is fixedly connected with the spring 22 being fixedly connected with 23 upper wall of lumen.
Valuably, 30 top of outlet is equipped with right sliding chamber 26, slidably connects piston 27 in the right sliding chamber 26, described
Piston 27 is fixedly connected with the graduated scale 25 for extending to 10 top of valve body.
Valuably, it is set in the left flange 36 there are four left-hand thread block 13, sets that there are four left outside in the left outside flange 11
Threaded block 12, four left-hand thread blocks 13 and four left outside threaded blocks 12 are connected by left screw rod 14, the right flange
It is set in 35 there are four right-hand thread hole 33, sets that there are four right outside threaded holes 32, four right-hand thread holes in the right outward flange 31
33 and four right outside threaded holes 32 pass through right screw rod 34 connect.
Valuably, 39 left end of import is equipped with left sharp mouth 38, and 30 right ends of the outlet are equipped with right sharp mouth 28.
Fixed connection method described in the present embodiment includes but is not limited to that bolt the methods of is fixed, welded.
The sequence of the mechanical action of whole device:
1, when working, the ball valve 41 is open state, and fluid is entered by the left inclined hole 37 to be reached in the outlet 30, when
It pushes the push plate 52 to move up when fluid flow is excessive, while driving the upper rack 20 to move up, while driving institute
The rotation of gear 19 is stated, to drive the left horizontal axis 18 to rotate, to drive the right bevel gear 17 to rotate, to drive institute
The rotation of left angular wheel 16 is stated, to drive the upper valve rod 40 to rotate, to drive the ball valve 41 to rotate, so that described
41 aperture of ball valve becomes smaller, and when 41 aperture of ball valve becomes smaller, flow is reduced in the outlet 30, and the push plate 52 is in the spring
It is moved down under the action of 22, so that the gear 19 rotates backward, so that the ball valve 41 rotates backward, institute at this time
41 aperture of ball valve is stated to become larger, so that flow becomes larger in the outlet 30, it can be by the outlet according to the above Rule adjusting
Flow is kept in a certain range in 30.
2, when pipeline is fixedly connected with valve, left side pipeline is inserted into the left inclined hole 37,38 insertion tube of the left sharp mouth
The left screw rod 14 is tightened in road, right side pipeline is inserted into the inclined hole 29, the right sharp mouth 28 is inserted into pipeline, tightens the right side
Screw rod 34 can be very good to connect in pipeline and the valve body in this way.
3, start the motor 49, the output shaft 48 is driven to rotate, when the fan-shaped bevel gear 47 and the lower cone tooth
When 50 engagement of wheel, the lower horizontal axis 51 can be driven to rotate, to drive the middle gear 56 to rotate, to drive the lower tooth
Item 55 is mobile, so that the mobile valve 54 be driven to rotate, to adjust the amplitude size of feedback, thus adjust flow precision and
Size.
4, invert the motor 49 so that the sector gear 46 is engaged with the lower gear 45, thus drive it is described under
Valve rod 43 rotates, to drive the ball valve 41 to rotate, so as to close the ball valve 41, when hydraulic pressure becomes in the outlet 30
When change, it will drive the piston 27 and move up and down, to drive the graduated scale 25 to move up and down, so as to pass through the quarter
Degree 25 upper end scale of ruler judges the water pressure in the outlet 30.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow be familiar with this field technology
Personage can understand the content of present invention and be implemented, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (9)
1. a kind of feedback throttle device, including valve body, it is characterised in that:
It is connected with left outside flange on the left of the valve body, is connected with right outward flange on the right side of the valve body, is equipped in the left outside flange
From left to right gradually smaller left inclined hole, the left inclined hole are communicated with setting and the intracorporal import of the valve, the right outward flange
Interior to be equipped with from left to right gradually smaller inclined hole, the inclined hole is communicated with setting and the intracorporal outlet of the valve；
The outlet has the valve road with the inlet communication, and left chamber is equipped with above the valve road, is equipped with below the valve road
Cavity of resorption, the outlet top are equipped with lumen, are connected between the outlet and the lumen by Striker, are set above the lumen
There is epicoele, is equipped with upper hopper chute on the left of the lumen；
It is intracavitary under described to be fixedly connected with motor, it is equipped with lower slide opening below the outlet, slidably connects and prolongs in the lower slide opening
The mobile valve in the outlet is reached, is rotatably connected to ball valve in the valve road.
2. a kind of feedback throttle device as described in claim 1, it is characterised in that: the motor power is connected with output shaft, institute
It states output shaft and is fixedly connected with fan-shaped bevel gear and sector gear.
3. a kind of feedback throttle device as described in claim 1, it is characterised in that: the mobile valve is fixedly connected with lower rack gear,
The lower rack gear is engaged with middle gear, and the middle gear is fixedly connected with the lower horizontal axis with the lower slide opening left wall rotation connection,
The lower horizontal axis extend to it is described under it is intracavitary and be fixedly connected with lower bevel gear.
4. a kind of feedback throttle device as described in claim 1, it is characterised in that: the ball valve lower end be fixedly connected with it is described
The lower valve rod of cavity of resorption upper wall rotation connection, the lower valve rod are fixedly connected with lower gear, the ball valve upper end be fixedly connected with
The upper valve rod of the left chamber lower wall rotation connection, the upper valve rod are fixedly connected with left angular wheel, and the left angular wheel is engaged with
Right bevel gear.
5. a kind of feedback throttle device as claimed in claim 4, it is characterised in that: the right bevel gear be fixedly connected with it is described
The left horizontal axis of left chamber right wall rotation connection, the left horizontal axis extend in the upper hopper chute and are fixedly connected with gear, institute
It states gear and is engaged with upper hopper chute, the upper hopper chute is fixedly connected with the curved bar being slidably connected with the upper hopper chute.
6. a kind of feedback throttle device as claimed in claim 5, it is characterised in that: the curved bar extend in the lumen and
It is fixedly connected with push plate, the push plate upper end is fixedly connected with the spring being fixedly connected with the lumen upper wall.
7. a kind of feedback throttle device as described in claim 1, it is characterised in that: right sliding chamber is equipped with above the outlet, it is described
Right cunning is intracavitary to slidably connect piston, and the piston is fixedly connected with the graduated scale extended to above the valve body.
8. a kind of feedback throttle device as described in claim 1, it is characterised in that: left-hand thread there are four being set in the left flange
Block, sets that there are four left outside threaded blocks in the left outside flange, and four left-hand thread blocks and four left outside threaded blocks pass through
The connection of left screw rod is set in the right flange there are four right-hand thread hole, is set in the right outward flange there are four right outside threaded holes, four
The right-hand thread hole is connected with four right outside threaded holes by right screw rod.
9. a kind of feedback throttle device as described in claim 1, it is characterised in that: the import left end is equipped with left sharp mouth, described
It exports right end and is equipped with right sharp mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910841420.5A CN110500430B (en) | 2019-09-06 | 2019-09-06 | Feedback throttling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910841420.5A CN110500430B (en) | 2019-09-06 | 2019-09-06 | Feedback throttling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110500430A true CN110500430A (en) | 2019-11-26 |
| CN110500430B CN110500430B (en) | 2020-12-18 |
Family
ID=68591359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910841420.5A Active CN110500430B (en) | 2019-09-06 | 2019-09-06 | Feedback throttling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110500430B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111219514A (en) * | 2020-03-09 | 2020-06-02 | 上海禾技实业有限公司 | Ultramicro-pressure self-operated pressure regulating valve |
| CN112013161A (en) * | 2020-06-10 | 2020-12-01 | 段建英 | Salt chemical equipment pipeline with anti-cracking structure based on chemical industry |
| CN113108079A (en) * | 2021-04-29 | 2021-07-13 | 江苏苏盐阀门机械有限公司 | Double-adjusting ball valve |
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| JP2003148583A (en) * | 2001-11-14 | 2003-05-21 | Fuji Seiki Kk | Work attitude adjusting device |
| CN201706102U (en) * | 2010-05-19 | 2011-01-12 | 威海博扬电子有限公司 | Movable flange pipe section |
| CN102884342A (en) * | 2010-03-24 | 2013-01-16 | 卡梅伦国际有限公司 | Compact-actuator gear set |
| CN205781169U (en) * | 2016-06-27 | 2016-12-07 | 台州中天卫厨有限公司 | A kind of micro-hydraulic pressure pressure-stabilizing pressure regulation valve |
| CN109944969A (en) * | 2019-03-08 | 2019-06-28 | 河南宇宙流体科技有限公司 | A kind of flow control valve of the high-performance without water hammer |
| CN209196167U (en) * | 2018-11-22 | 2019-08-02 | 广东东旭化学工业制造有限公司 | A kind of control valve |
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2019
- 2019-09-06 CN CN201910841420.5A patent/CN110500430B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003148583A (en) * | 2001-11-14 | 2003-05-21 | Fuji Seiki Kk | Work attitude adjusting device |
| CN102884342A (en) * | 2010-03-24 | 2013-01-16 | 卡梅伦国际有限公司 | Compact-actuator gear set |
| CN201706102U (en) * | 2010-05-19 | 2011-01-12 | 威海博扬电子有限公司 | Movable flange pipe section |
| CN205781169U (en) * | 2016-06-27 | 2016-12-07 | 台州中天卫厨有限公司 | A kind of micro-hydraulic pressure pressure-stabilizing pressure regulation valve |
| CN209196167U (en) * | 2018-11-22 | 2019-08-02 | 广东东旭化学工业制造有限公司 | A kind of control valve |
| CN109944969A (en) * | 2019-03-08 | 2019-06-28 | 河南宇宙流体科技有限公司 | A kind of flow control valve of the high-performance without water hammer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111219514A (en) * | 2020-03-09 | 2020-06-02 | 上海禾技实业有限公司 | Ultramicro-pressure self-operated pressure regulating valve |
| CN112013161A (en) * | 2020-06-10 | 2020-12-01 | 段建英 | Salt chemical equipment pipeline with anti-cracking structure based on chemical industry |
| CN112013161B (en) * | 2020-06-10 | 2022-08-02 | 南京昱晟机器人科技有限公司 | Salt chemical equipment pipeline with anti-cracking structure based on chemical industry |
| CN113108079A (en) * | 2021-04-29 | 2021-07-13 | 江苏苏盐阀门机械有限公司 | Double-adjusting ball valve |
| CN113108079B (en) * | 2021-04-29 | 2021-12-24 | 江苏苏盐阀门机械有限公司 | Double-adjusting ball valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110500430B (en) | 2020-12-18 |
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