CN106885040A - A kind of indicator positioning device with multiple annular rings - Google Patents
A kind of indicator positioning device with multiple annular rings Download PDFInfo
- Publication number
- CN106885040A CN106885040A CN201710217227.5A CN201710217227A CN106885040A CN 106885040 A CN106885040 A CN 106885040A CN 201710217227 A CN201710217227 A CN 201710217227A CN 106885040 A CN106885040 A CN 106885040A
- Authority
- CN
- China
- Prior art keywords
- knob
- annular
- indicator
- pointer
- annular clamping
- 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
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 11
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000008844 regulatory mechanism Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 230000033228 biological regulation Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
- F16K31/607—Handles characterised by particular material, by special measures to obtain aesthetical effects, or by auxiliary functions, e.g. storage
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Sliding Valves (AREA)
Abstract
The present invention relates to positioner technical field,Specially a kind of indicator positioning device with multiple annular rings,Including two groups of flow valve ports,The upper end face of annular clamping seal is provided with circular groove,Circular groove internal activity is arranged with indicator knob,Pointer is designed by knob upper end,Using the graduation mark designed around indicator knob,It is easy to show the angle of knob rotation,By adjustable range needed for the flow that is determined in advance,The control range of design indicator knob and knob connecting rod is to the flow in requisition for regulation,So rotary indicator knob when,The effect of knob connecting rod is driven by external force,Flow control valve strip is moved by knob connecting rod,The gap delivery port of required flow is formed so as to the inner chamber of center siphunculus,Reach the positioning action of accurate flow control,The location structure designed on the annular ring and location control cage plate for using cooperatively,The regulation of very convenient total.
Description
Technical field
The present invention relates to positioner technical field, specially a kind of indicator positioning device with multiple annular rings.
Background technology
Flow control valve is frequently necessary to use the flow of control liquid in the prior art, and flow valve is often what is designed,
For in ad hoc structure, its adjustability to be very poor, not knowing the opening of knob rotation sometimes has much, simply simple rotation
Certain position, it is impossible to enough to be observed according to actual conditions, the positioner designed on whole flow valve open-and-shut can not be known
The size that road flow valve is used is how many, for unstable, proposition one kind of positioner on above-mentioned flow valve in the prior art
The indicator positioning device that can be solved the above problems very well.
The content of the invention
It is an object of the invention to provide a kind of indicator positioning device with multiple annular rings, the indicator positioning device energy
The openings of sizes of enough balance adjustment flow valves, it is very clear by indicator knob control data, it is easy to hold flow.For in realization
Purpose is stated, the present invention provides following technical scheme：
A kind of indicator positioning device with multiple annular rings, including two groups of flow valve ports, two groups of centers of flow valve port
Between be installed with center siphunculus, the middle part of the center siphunculus is fixed and is arranged with positioner cage plate, the positioning dress
Annular clamping seal of the cage plate including centrally disposed place is put, the upper end face of annular clamping seal is provided with circular groove,
Circular groove internal activity is arranged with indicator knob, and it is spacing that the rear surface of the annular clamping seal is provided with pointer control
Multigroup pointer stopper slot, the annular clamping seal and center siphunculus are evenly distributed with disk, and the spacing clamping disk of pointer
Center the big circular concentric through hole such as be provided with, and surface of the center siphunculus just to annular clamping seal is close with annular clamping
Sealing is arranged in parallel, and the lower surface center of the indicator knob is installed with the knob in insertion circular concentric through hole
Connecting rod, the lower end of the knob connecting rod is interted into the end of center siphunculus and is installed with flow control valve door-plate, and stream
Control valve door-plate and the inwall setting bonded to each other of center siphunculus, form between the annular clamping seal and center siphunculus
Certain sealing cavity, the upper end of the knob connecting rod in sealing cavity controls the surface retainer ring of position-arresting disk close to pointer
Multigroup limited block is arranged with, and limited block is mutually correspondingly arranged with the pointer stopper slot on pointer control position-arresting disk, positioned at sealing
The surface of the lower end positioned proximate central siphunculus of the knob connecting rod in cavity is installed with first annular clamping disk, and positioned at described
The the second annular clamping disk for being actively socketed on knob connecting rod surface is provided with below first annular clamping disk, it is described first annular
Back-moving spring, the described second annular clamping are installed between the upper surface of the lower surface of clamping disk and the second annular clamping disk
The lower surface of disk is installed with some groups of pulleys, and the upper surface of the center siphunculus just offers annular cunning to pulley position
Groove, the moveable roller is fastened in annular groove.
Preferably, the structure that the first annular clamping disk, back-moving spring, the second annular clamping disk and pulley are constituted
It is the depth of the stable regulation mechanism annular ring of the indicator positioning device, the second annular clamping disk pressed home spring, and chute
Highly identical with pulley, the quantity of annular ring is no less than three groups, and annular ring can be distributed in annular clamping seal and
Between the siphunculus of center or between indicator knob and annular clamping seal.
Preferably, the upper surface of the positioner cage plate is provided with scale value around indicator knob, and indicator knob table
Face is installed with shifting block and points to the pointer of scale value.
Preferably, the pointer controls position-arresting disk for circular pan-like structure, and pointer stopper slot is on circular pan-like structure
Quantity, the size and shape all same of the strip stopper slot for opening up, the limited block and pointer stopper slot, the limited block
Putting position is set according to the adjustable range of scale value, and limited block is identical with the rotational angle of scale value.
Preferably, the flow control valve door-plate is shaped as circular pan-like structure, and flow control valve door-plate size
Shape of cross section with shape Jun Yu centers siphunculus is identical with size, and the entirely knob connecting rod and through hole of indicator positioning device
Between, between flow control valve door-plate and center siphunculus inwall be the material with certain frictional force and fit and design.
Preferably, when the indicator knob is depressed into minimum point by peak, limited block is ejected by pointer stopper slot just.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention designs pointer by knob upper end, using enclosing
Around the graduation mark of indicator knob design, it is easy to show the angle of knob rotation, adjusted by needed for the flow that is determined in advance
Scope, designs the control range of indicator knob and knob connecting rod to the flow in requisition for regulation, during such rotary indicator knob,
The effect of knob connecting rod is driven by external force, is moved flow control valve strip by knob connecting rod, so that center siphunculus
Inner chamber form the gap delivery port of required flow, reach the positioning action of accurate flow control, the annular ring for using cooperatively with
And the location structure designed on location control cage plate, the regulation of very convenient total.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structure sectional view of the present invention；
Fig. 3 is structure enlarged diagram at A of the present invention；
Fig. 4 is indicator knob of the present invention and knob connecting rod structural representation；
Fig. 5 is present invention annular clamping seal structure schematic diagram；
Fig. 6 is knob connecting rod of the present invention and standoff features schematic diagram.
In figure：1 flow valve port, 2 center siphunculus, 3 positioner cage plates, 31 annular clamping seals, the control of 32 pointers
Position-arresting disk, 33 pointer stopper slots, 4 indicator knobs, 41 shifting blocks, 5 knob connecting rods, 51 first annular clamping disks, 52 back-moving springs,
53 second annular clamping disks, 54 limited blocks, 6 flow control valve door-plates.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-6 are referred to, the present invention provides a kind of technical scheme：A kind of indicator positioning device with multiple annular rings,
Including two groups of flow valve ports 1, center siphunculus 2, center siphunculus 2 are installed between two groups of centers of flow valve port 1
Middle part fix be arranged with positioner cage plate 3, the upper surface of positioner cage plate 3 is provided with scale value around indicator knob 4, and
The surface of indicator knob 4 is installed with shifting block 41 and points to the pointer of scale value, and positioner cage plate 3 includes centrally disposed
The annular clamping seal 31 at place, the upper end face of annular clamping seal 31 is provided with circular groove, circular groove internal activity
Indicator knob 4 is arranged with, the rear surface of annular clamping seal 31 is provided with pointer control position-arresting disk 32, and the spacing clamping of pointer
Multigroup pointer stopper slot 33 is evenly distributed with disk 32, pointer controls position-arresting disk 32 for circular pan-like structure, and pointer stopper slot
33 is the strip stopper slot opened up on circular pan-like structure；
Quantity, the size and shape all same of limited block 54 and pointer stopper slot 33, the putting position of limited block 54 is according to scale
The adjustable range of value is set, and limited block 54 is identical with the rotational angle of scale value, and annular clamping seal 31 and center are logical
The center of pipe 2 such as is provided with big circular concentric through hole, and the surface and annular of the center siphunculus 2 just to annular clamping seal 31
Clamping seal 31 is arranged in parallel, and the lower surface center of indicator knob 4 is installed with insertion circular concentric through hole
Knob connecting rod 5, when indicator knob 4 is depressed into minimum point by peak, limited block 54 just by pointer stopper slot 33 eject,
The lower end of knob connecting rod 5 is interted into the end of center siphunculus 2 and is installed with flow control valve door-plate 6, and flow control valve
The inwall setting bonded to each other of door-plate 6 and center siphunculus 2, flow control valve door-plate 6 is shaped as circular pan-like structure, and flow
The shape of cross section of the size and shape Jun Yu centers siphunculus 2 of control valve plate 6 is identical with size, and whole indicator positioning device
Knob connecting rod 5 and through hole between, be with certain frictional force between flow control valve door-plate 6 and the inwall of center siphunculus 2
Material laminating design；
Certain sealing cavity is formed between annular clamping seal 31 and center siphunculus 2, the knob in sealing cavity connects
The upper end of extension bar 5 is arranged with multigroup limited block 54, and limited block 54 and finger close to the surface retainer ring of pointer control position-arresting disk 32
Pointer stopper slot 33 on pin control position-arresting disk 32 is mutually correspondingly arranged, the lower end of the knob connecting rod 5 in sealing cavity
The surface of positioned proximate central siphunculus 2 is installed with first annular clamping disk 51, and is set positioned at the lower section of first annular clamping disk 51
There are the be actively socketed on the surface of knob connecting rod 5 second annular clamping disk 53, the lower surface and second of first annular clamping disk 51
Back-moving spring 52, first annular clamping disk 51, back-moving spring 52, second are installed between the upper surface of annular clamping disk 53
The structure that annular clamping disk 53 and pulley are constituted is the stable regulation mechanism annular ring of the indicator positioning device, the second annular
The pressed home spring 52 of clamping disk 53, and the depth of chute is highly identical with pulley, the quantity of annular ring is no less than three groups, and
Annular ring can be distributed between annular clamping seal 31 and center siphunculus 2 or indicator knob 4 and annular clamping seal 31
Between, the lower surface of the second annular clamping disk 53 is installed with some groups of pulleys, and the upper surface of center siphunculus 2 is just to pulley position
Put and offer annular groove, moveable roller is fastened in annular groove.
The present invention designs pointer by knob upper end, using the graduation mark designed around indicator knob 4, it is easy to show
The angle of knob rotation, by adjustable range needed for the flow that is determined in advance, design indicator knob 4 and knob connecting rod 5
Control range during such rotary indicator knob 4, the effect of knob connecting rod 5 is driven by external force to the flow in requisition for regulation,
Flow control valve door-plate 6 is driven by knob connecting rod 5, so that the gap that the inner chamber of center siphunculus 2 forms required flow goes out
The mouth of a river, reaches the positioning action of accurate flow control, the positioning designed on the annular ring and location control cage plate 3 for using cooperatively
Structure, the regulation of very convenient total.
Operation principle：When can ensure rotary indicator knob 4 by setting multigroup annular coil structures, the stress of indicator knob 4
Uniformly, there is certain damping sense during rotation, rotate and can protect with the cooperation of pointer stopper slot 33 by limited block 54
Demonstrate,prove indicator knob 4 stabilization, will not open flow control door-plate 6 when because changes in flow rate caused by the reason such as current,
When the flow in needing regulation center siphunculus 2, ensure positioning regulation control by only needing corresponding rotation indicator knob 4 well
System.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (6)
1. a kind of indicator positioning device with multiple annular rings, including two groups of flow valve ports（1）, two groups of flow valve ports
（1）Center between be installed with center siphunculus（2）, the center siphunculus（2）Middle part fix be arranged with positioner
Cage plate（3）, it is characterised in that：The positioner cage plate（3）Annular clamping seal including centrally disposed place（31）, ring
Shape clamping seal（31）Upper end face be provided with circular groove, circular groove internal activity is arranged with indicator knob（4）, it is described
Annular clamping seal（31）Rear surface be provided with pointer control position-arresting disk（32）, and the spacing clamping disk of pointer（32）It is upper uniform
Multigroup pointer stopper slot is distributed with（33）, the annular clamping seal（31）And center siphunculus（2）Center be provided with
Big circular concentric through hole, and center siphunculus（2）Just to annular clamping seal（31）Surface and annular clamping seal
（31）It is arranged in parallel, the indicator knob（4）Lower surface center be installed with insertion circular concentric through hole in
Knob connecting rod（5）, the knob connecting rod（5）Lower end intert into center siphunculus（2）End be installed with flow control
Valve plates processed（6）, and flow control valve door-plate（6）With center siphunculus（2）Inwall setting bonded to each other, the annular clamping is close
Sealing（31）With center siphunculus（2）Between form certain sealing cavity, the knob connecting rod in sealing cavity（5）It is upper
End controls position-arresting disk close to pointer（32）Surface retainer ring be arranged with multigroup limited block（54）, and limited block（54）With pointer control
Position-arresting disk processed（32）On pointer stopper slot（33）Mutually it is correspondingly arranged, the knob connecting rod in sealing cavity（5）Under
End positioned proximate central siphunculus（2）Surface be installed with first annular clamping disk（51）, and positioned at the first annular clamping disk
（51）Lower section be provided with and be actively socketed on knob connecting rod（5）The annular clamping disk of the second of surface（53）, the first annular card
Connect disk（51）Lower surface and the second annular clamping disk（53）Upper surface between be installed with back-moving spring（52）, described
Second ring clamping disk（53）Lower surface be installed with some groups of pulleys, the center siphunculus（2）Upper surface just to pulley
Position offers annular groove, and the moveable roller is fastened in annular groove.
2. a kind of indicator positioning device with multiple annular rings according to claim 1, it is characterised in that：Described first
Annular clamping disk（51）, back-moving spring（52）, the second annular clamping disk（53）And the structure that pulley is constituted is for the pointer is fixed
The stable regulation mechanism annular ring of position device, the second annular clamping disk（53）Pressed home spring（52）, and the depth of chute with
Pulley it is highly identical, the quantity of annular ring is no less than three groups, and annular ring can be distributed in annular clamping seal（31）
With center siphunculus（2）Between or indicator knob（4）With annular clamping seal（31）Between.
3. a kind of indicator positioning device with multiple annular rings according to claim 1, it is characterised in that：The positioning
Device cage plate（3）Upper surface around indicator knob（4）It is provided with scale value, and indicator knob（4）Surface be installed with dial
Block（41）With the pointer for pointing to scale value.
4. a kind of indicator positioning device with multiple annular rings according to claim 1, it is characterised in that：The pointer
Control position-arresting disk（32）It is circular pan-like structure, and pointer stopper slot（33）For the strip opened up on circular pan-like structure is spacing
Groove, the limited block（54）With pointer stopper slot（33）Quantity, size and shape all same, the limited block（54）Put
Position is set according to the adjustable range of scale value, and limited block（54）Rotational angle with scale value is identical.
5. a kind of indicator positioning device with multiple annular rings according to claim 1, it is characterised in that：The flow
Control valve plate（6）Be shaped as circular pan-like structure, and flow control valve door-plate（6）Size and shape Jun Yu centers siphunculus
（2）Shape of cross section it is identical with size, and whole indicator positioning device knob connecting rod（5）Between through hole, flow control
Valve plates processed（6）With center siphunculus（2）The laminating of the material with certain frictional force is between inwall to design.
6. a kind of indicator positioning device with multiple annular rings according to claim 1, it is characterised in that：The pointer
Knob（4）When being depressed into minimum point by peak, limited block（54）Just by pointer stopper slot（33）Middle ejection.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811284583.XA CN109185546B (en) | 2017-04-05 | 2017-04-05 | Pointer positioning device with a plurality of annular rings |
| CN201710217227.5A CN106885040B (en) | 2017-04-05 | 2017-04-05 | A kind of indicator positioning device with multiple annular rings |
| CN201811284305.4A CN109185545B (en) | 2017-04-05 | 2017-04-05 | Pointer positioning device with a plurality of annular rings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710217227.5A CN106885040B (en) | 2017-04-05 | 2017-04-05 | A kind of indicator positioning device with multiple annular rings |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811284583.XA Division CN109185546B (en) | 2017-04-05 | 2017-04-05 | Pointer positioning device with a plurality of annular rings |
| CN201811284305.4A Division CN109185545B (en) | 2017-04-05 | 2017-04-05 | Pointer positioning device with a plurality of annular rings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106885040A true CN106885040A (en) | 2017-06-23 |
| CN106885040B CN106885040B (en) | 2018-12-28 |
Family
ID=59182558
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811284583.XA Active CN109185546B (en) | 2017-04-05 | 2017-04-05 | Pointer positioning device with a plurality of annular rings |
| CN201710217227.5A Active CN106885040B (en) | 2017-04-05 | 2017-04-05 | A kind of indicator positioning device with multiple annular rings |
| CN201811284305.4A Active CN109185545B (en) | 2017-04-05 | 2017-04-05 | Pointer positioning device with a plurality of annular rings |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811284583.XA Active CN109185546B (en) | 2017-04-05 | 2017-04-05 | Pointer positioning device with a plurality of annular rings |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811284305.4A Active CN109185545B (en) | 2017-04-05 | 2017-04-05 | Pointer positioning device with a plurality of annular rings |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN109185546B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994255A (en) * | 1976-02-03 | 1976-11-30 | Elkhart Brass Manufacturing Co., Inc. | Open-closed indicator for a valve |
| CN201787181U (en) * | 2010-09-29 | 2011-04-06 | 扬州大学 | Adjustable flat valve quota faucet for farmland |
| CN204344986U (en) * | 2014-12-09 | 2015-05-20 | 瑞安市东方阀门有限公司 | High-pressure ball valve |
| US20150247588A1 (en) * | 2014-02-28 | 2015-09-03 | Itt Manufacturing Enterprises Llc. | Final position locking feature of multi-turn rotational device having an axially translating wheel or a clocked lock passage gear |
| CN205479385U (en) * | 2016-03-28 | 2016-08-17 | 天津首阀科技有限公司 | Butterfly valve |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB868119A (en) * | 1956-09-20 | 1961-05-17 | Hartridge Ltd Leslie | Improvements in and relating to apparatus for effecting a pressure-drop test on injectors of compression-ignition engines |
| GB1101943A (en) * | 1964-06-24 | 1968-02-07 | Williams Holdings Ltd Edward | Change-speed power transmission mechanisms |
| CN200993265Y (en) * | 2006-12-29 | 2007-12-19 | 中国石油大庆石油化工总厂 | Butterfly valve plate openness indicator |
| JP4912966B2 (en) * | 2007-06-21 | 2012-04-11 | Ｊｘ日鉱日石エネルギー株式会社 | Valve opening indicator |
| CN203035972U (en) * | 2012-10-16 | 2013-07-03 | 天津市滨海新区塘沽诚帆精密铸造有限公司 | Waste gas treatment control valve capable of adjusting flow |
| JP6207540B2 (en) * | 2015-02-26 | 2017-10-04 | リンナイ株式会社 | Gas stove |
| CN204512640U (en) * | 2015-03-25 | 2015-07-29 | 江苏神通阀门股份有限公司 | A kind of teletransmission valve position indicator |
| CN204533785U (en) * | 2015-04-22 | 2015-08-05 | 苏州热工研究院有限公司 | A kind of valve handle |
| CN205118316U (en) * | 2015-10-30 | 2016-03-30 | 安徽志成机械科技有限公司 | Visual flow control's ball valve |
| CN205244553U (en) * | 2015-12-24 | 2016-05-18 | 德州职业技术学院 | Last hand drive control device of electric actuator |
| CN106012987A (en) * | 2016-06-15 | 2016-10-12 | 舒泳军 | Water conservancy gate mechanism with safety indication function and using method of water conservancy gate mechanism with safety indication function |
| CN106224565B (en) * | 2016-08-29 | 2018-07-06 | 约翰斯顿流体科技（无锡）有限公司 | A kind of butterfly valve of energy-efficient water pump |
-
2017
- 2017-04-05 CN CN201811284583.XA patent/CN109185546B/en active Active
- 2017-04-05 CN CN201710217227.5A patent/CN106885040B/en active Active
- 2017-04-05 CN CN201811284305.4A patent/CN109185545B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994255A (en) * | 1976-02-03 | 1976-11-30 | Elkhart Brass Manufacturing Co., Inc. | Open-closed indicator for a valve |
| CN201787181U (en) * | 2010-09-29 | 2011-04-06 | 扬州大学 | Adjustable flat valve quota faucet for farmland |
| US20150247588A1 (en) * | 2014-02-28 | 2015-09-03 | Itt Manufacturing Enterprises Llc. | Final position locking feature of multi-turn rotational device having an axially translating wheel or a clocked lock passage gear |
| CN204344986U (en) * | 2014-12-09 | 2015-05-20 | 瑞安市东方阀门有限公司 | High-pressure ball valve |
| CN205479385U (en) * | 2016-03-28 | 2016-08-17 | 天津首阀科技有限公司 | Butterfly valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109185545B (en) | 2020-08-25 |
| CN109185546B (en) | 2020-06-05 |
| CN106885040B (en) | 2018-12-28 |
| CN109185546A (en) | 2019-01-11 |
| CN109185545A (en) | 2019-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106885040A (en) | A kind of indicator positioning device with multiple annular rings | |
| CN105370958A (en) | Membrane servo valve driven by piezoelectric ceramics | |
| CN203309159U (en) | Changeover valve with flow adjustable | |
| CN205118415U (en) | Novel encryption valve | |
| CN107606252B (en) | Passive one-way valve for microfluidic chip | |
| CN204900968U (en) | Improve accurate relief pressure valve of case structure | |
| CN104033348A (en) | Digital quantitative continuous liquid injection pump | |
| GB1361514A (en) | Fluid flow control devices | |
| CN105650029A (en) | Ring air door used for adjusting fan flow and stabilizing flow at inlet | |
| Fu et al. | Design and experiment of electro-hydraulic proportional control hill distance system of precision rice hill-drop drilling machine for dry land | |
| CN200986454Y (en) | Micro-flow control device and induction type drip meterable water meter equipped with the same | |
| CN202017797U (en) | Integrated three-valve group | |
| CN203700505U (en) | Device of precisely adjusting gas pressure of magnetron sputtering process | |
| CN207500559U (en) | For the passive check valve of micro-fluidic chip | |
| CN207687371U (en) | A kind of butterfly valve | |
| CN206454073U (en) | A kind of multi-pipeline break-make controlling organization | |
| CN205244524U (en) | Dynamic balance adjusting valve | |
| CN112943728B (en) | Hydraulic adjusting device | |
| CN205040212U (en) | Rotatory dibble seeding structure suitable for all kinds of seeds | |
| CN218954049U (en) | Multi-functional water pump control valve is instructed to aperture | |
| CN202901516U (en) | Replaceable restriction orifice used for air control valve | |
| CN207989296U (en) | Polyurethane polymerization metering pump seat | |
| CN210461743U (en) | Stacked one-way throttle valve | |
| CN221426390U (en) | Device for humidifying inflow air | |
| CN213363893U (en) | Test equipment of adjustable speed discharge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181112 Address after: No. 18 Hengshan Road, Xiyi High-tech Zone, Xinyi City, Xuzhou City, Jiangsu Province, 221400 Applicant after: Xuzhou Xin Kai Technology Consulting Service Co., Ltd. Address before: 264000 No. 303, Fuhua street, Zhifu District, Yantai, Shandong, 303 Applicant before: Sun Limin |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |