CN206072506U - A kind of flame-proof type intelligent valve positioner - Google Patents
A kind of flame-proof type intelligent valve positioner Download PDFInfo
- Publication number
- CN206072506U CN206072506U CN201621101433.7U CN201621101433U CN206072506U CN 206072506 U CN206072506 U CN 206072506U CN 201621101433 U CN201621101433 U CN 201621101433U CN 206072506 U CN206072506 U CN 206072506U
- Authority
- CN
- China
- Prior art keywords
- piston
- delivery outlet
- flame
- proof type
- type intelligent
- 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.)
- Active
Links
Landscapes
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
This utility model is related to technical field of automatic control, relates more specifically to a kind of flame-proof type intelligent valve positioner.Including cylinder, the cover of the cylinder is sealed, the inner barrel is sequentially installed with Nozzle flapper valve installing rack, Nozzle flapper valve and circuit board assemblies from cylinder bottom to cover, and the inner barrel is also equipped with Nozzle flapper valve circuit module.Its advantage is：Good to the adaptability of source of the gas, simple structure is easy to operate, motion parts inertia is good, piston rod whether action and direction of action can be controlled according to the change of signal, and then control exterior operator whether action and direction of action, additionally it is possible to which realizing power-off break signal dying, this three disconnected protects bit function.
Description
Technical field
This utility model is related to technical field of automatic control, relates more specifically to a kind of flame-proof type intelligent valve positioner.
Background technology
Intelligent valve positioner, also known as pneumatic positioner valve, is the main accessories of regulating valve, generally and pneumatic control valve
Support the use, it receives the output signal of actuator, then with its output signal area control pneumatic control valve, when regulation valve actuation
After work, the displacement of valve rod feeds back to valve positioner further through machinery, and valve position state passes to Upper system by the signal of telecommunication.
Flame-proof type intelligent valve positioner category at present takes piezoelectricity valve technology, and existing piezo electric valve is to source of the gas bad adaptability, double cropping
With need to such as realize that three disconnected bit functions of protecting need additional many adnexaes, complex structure and high cost.
Utility model content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, there is provided a kind of flame-proof type intelligent valve positioning
Device, the advantage of flame-proof type intelligent valve positioner are to take nozzle flapper valve technology, good to the adaptability of source of the gas, simple structure,
Easy to use, double acting can realize three disconnected guarantor's bit functions that power-off break signal is died.
The technical scheme adopted by this utility model is as follows：
This utility model is related to a kind of valve positioner, and more specifically, more particularly to a kind of flame-proof type intelligent valve is fixed
Position device, belongs to technical field of automatic control.A kind of flame-proof type intelligent valve positioner, including cylinder, seal the cylinder
Cover, the inner barrel are sequentially installed with Nozzle flapper valve installing rack, Nozzle flapper valve and circuit board group from cylinder bottom to cover
Part, the inner barrel are also equipped with Nozzle flapper valve circuit module；
The Nozzle flapper valve includes nozzle flapper component, and inside is provided with the standard source component of calibrated bolck air chamber and is mounted in outer
The piston apparatus being connected with exterior operator in shell；
Nozzle flapper component includes the baffle plate of nozzle and connection signal control device, and the nozzle interior has cavity；
The piston apparatus include piston chamber, be connected with compression spring device and can stretch inside the piston chamber
The piston of contracting motion, and the piston rod being connected with the piston, the inwall shape of the compression spring device and the piston chamber
Into the piston air chamber being isolated with ambient pressure, the calibrated bolck air chamber respectively leads to the cavity and the piston air chamber.
By signal control device controlling baffle plate closer or far from nozzle, so as to the air pressure of calibrated bolck air chamber is raised or is dropped
It is low, cause the air pressure change of piston air chamber, so as to realize piston movement, further control the action of exterior operator.
On the basis of above-mentioned technical proposal, this utility model can also make following improvement：
Further, the piston rod is provided with two outlets, wherein being the first output near the compression spring device
Mouthful, away from the compression spring device is the second delivery outlet, and described first when piston rod stretches and shrink working condition is defeated
The position of the outlet piston chamber corresponding with the second delivery outlet is provided with opening.
Further, the distance of the first delivery outlet and the second delivery outlet is equal to the piston rod in stretching, extension working condition and receipts
The relative distance of contracting working condition so that the position of the first delivery outlet correspondence piston chamber and contraction when stretching working condition
During working condition, the position of the second delivery outlet correspondence piston chamber is identical, and the opening of the position is source of the gas input port,
When stretching working condition, the opening of the position of the second delivery outlet correspondence piston chamber is second exhaust port, shrinks work
During state, the opening of the position of the first delivery outlet correspondence piston chamber is first row QI KOU.
So that piston rod is when working condition is stretched, and the first delivery outlet correspondence source of the gas input port position, the second delivery outlet pair
Second exhaust port position is answered, the first delivery outlet air inlet, the second delivery outlet aerofluxuss are realized；Piston rod when working condition is shunk, the
Two delivery outlets correspondence source of the gas input port position, the first delivery outlet correspondence first row QI KOU position, realizes the second delivery outlet air inlet, the
One delivery outlet aerofluxuss.
Further, it is bigger than the piston rod outer diameter for the work plug chamber inner wall diameter of the piston rod movement
0.1 arrives 1mm.
So that during piston rod movement, piston rod is maintained a certain distance with piston chamber inwall, it is to avoid come in contact to work
The impact of plug motion；In not plus signal, piston rod is in off working state to the Nozzle flapper valve, and first on piston rod is defeated
Outlet and the second delivery outlet do not correspond to the opening of piston chamber and little with the distance that piston chamber inwall keeps, in closing shape
State, effectively realizes that blocking air-flow passes through, and now baffle plate is motionless, and the air pressure of Nozzle flapper valve is equal with ambient pressure, after dying
Piston rod will not action, so realizing power-off break signal dying, this three disconnected protects bit function.
Further, the signal control device includes solenoid and is located at mutual with the solenoid on the baffle plate
The iron plate of sensing.Input electric current forward or backwards, by electromagnetic induction controlling baffle plate closer or far from so that calibrated bolck air chamber
Air pressure changes, so as to control piston movement.
Further, also include for covering the cover of the nozzle flapper component.As nozzle flapper component is accurate device
Tool, cover can effectively completely cut off outside and nozzle flapper component, play a protective role.
Further, display screen is installed on the circuit board assemblies.
Further, also include the combining glass being installed on by glass baffle ring in cover.So as to be formed with combining glass
Cover, can be explosion-proof, circuit board display screen can be observed again.
This utility model is good to the adaptability of source of the gas, and simple structure is easy to operate, and motion parts inertia is good, being capable of basis
The change control piston rod of signal whether action and direction of action, and then control exterior operator whether action and action
Direction, additionally it is possible to which realizing power-off break signal dying, this three disconnected protects bit function.
Description of the drawings
Fig. 1 is the explosive view of the Nozzle flapper valve described in one embodiment of this utility model；
Fig. 2 is the structural representation of the Nozzle flapper valve described in one embodiment of this utility model；
Fig. 3 is the structure principle chart of the Nozzle flapper valve described in one embodiment of this utility model；
Fig. 4 is the explosive view of the flame-proof type intelligent valve positioner described in one embodiment of this utility model；
Fig. 5 is the structural representation of the flame-proof type intelligent valve positioner described in one embodiment of this utility model；
Wherein, 1- nozzle flappers component, 11- nozzles, 12- baffle plates, 13- cavitys, 14- solenoids, 2- standard source components,
21- calibrated bolck air chambers, 31- piston chamber, 32- compression spring devices, 33- pistons, 34- piston rods, 35- piston air chambers, 36-
One delivery outlet, the second delivery outlets of 37-, 38- sources of the gas input port, 39- second exhaust port, 30- first row QI KOU, 4- covers, 5- gas
Source, 6- shells, 7- cylinders, 71- Nozzle flapper valve installing racks, 72- Nozzle flapper valves, 73 circuit board assemblies, 74- glass baffle rings,
75- combining glass, 8- covers.
Specific embodiment
This utility model is described in further detail below in conjunction with the drawings and specific embodiments.According to following explanation and power
Sharp claim, advantages and features of the present utility model will become apparent from.It should be noted that, accompanying drawing using very simplify in the form of and
Non- accurately ratio is used, only to purpose that is convenient, lucidly aiding in illustrating this utility model embodiment.
Embodiment
This utility model is related to a kind of valve positioner, and more specifically, more particularly to a kind of flame-proof type intelligent valve is fixed
Position device, belongs to technical field of automatic control.
A kind of flame-proof type intelligent valve positioner as depicted, including cylinder 7, seal the cover 8 of the cylinder, described
Nozzle flapper valve installing rack 71, Nozzle flapper valve 72 and circuit board assemblies are sequentially installed with from cylinder bottom to cover 8 inside cylinder 7
73, Nozzle flapper valve circuit module is also equipped with inside the cylinder 7；
The Nozzle flapper valve 72 includes nozzle flapper component 1, and inside is provided with 2 He of standard source component of calibrated bolck air chamber 21
It is mounted in the piston apparatus be connected with exterior operator in shell 6；
Nozzle flapper component 1 includes the baffle plate 12 of nozzle 11 and connection signal control device, has inside the nozzle 11
Cavity 13；
The piston apparatus include piston chamber 31, are connected with compression spring device 32 inside the piston chamber 31
Connect the piston 33 of scalable motion, and the piston rod 34 being connected with the piston 33, the compression spring device 32 and the work
The inwall of plug chamber 31 forms the piston air chamber 35 being isolated with ambient pressure, and the calibrated bolck air chamber 21 respectively leads to the sky
Chamber 13 and the piston air chamber 35.
By signal control device controlling baffle plate 12 closer or far from nozzle 11, so as to the air pressure of calibrated bolck air chamber 21 is raised
Or reduce, cause the air pressure change of piston air chamber 35, so as to realize that piston 33 is moved, further control the dynamic of exterior operator
Make.
On the basis of above-mentioned technical proposal, this utility model can also make following improvement：
In a preferred version, the piston rod 34 is provided with two outlets, wherein near the compression spring device 32
Be the first delivery outlet 36, away from the compression spring device 32 is the second delivery outlet 37, and piston rod 34 stretches and shrinks work
First delivery outlet 36 and the second delivery outlet 37 when making state corresponds to the position of the piston chamber 31 and is provided with opening.
In a preferred version, the distance of the first delivery outlet 36 and the second delivery outlet 37 is equal to the piston rod 34 and is in stretches
The relative distance of exhibition working condition and contraction working condition so that the correspondence of the first delivery outlet 36 piston when stretching working condition
The position that the position of chamber 31 corresponds to the piston chamber 31 with the second delivery outlet 37 when shrinking working condition is identical, the position
The opening is source of the gas input port 38, and when stretching working condition, the second delivery outlet 37 corresponds to the institute of the position of the piston chamber 31
Opening is stated for second exhaust port 39, the first delivery outlet 36 corresponds to the described of the position of the piston chamber 31 when shrinking working condition
It is open as first exhaust.
So that piston rod 34 is when working condition is stretched, and 36 corresponding 38 position of source of the gas input port of the first delivery outlet, second is defeated
37 39 position of correspondence second exhaust port of outlet, realizes 36 air inlet of the first delivery outlet, 37 aerofluxuss of the second delivery outlet；Piston rod 34 is being received
During contracting working condition, 37 corresponding 38 position of source of the gas input port of the second delivery outlet, 36 corresponding first row QI KOU of the first delivery outlet 30
Put, realize 37 air inlet of the second delivery outlet, 36 aerofluxuss of the first delivery outlet.
It is in a preferred version, bigger than 34 outer diameter of piston rod for 31 inner diameter of piston chamber of the motion of piston rod 34
0.1 arrives 1mm.
During so that piston rod 34 being moved, piston rod 34 is maintained a certain distance with piston chamber 31 inwall, it is to avoid connect
Touch the impact to the motion of piston 33；In not plus signal, piston rod 34 is in off working state, piston rod to the Nozzle flapper valve
The first delivery outlet 36 and the second delivery outlet 37 on 34 is not corresponded to the opening of piston chamber 31 and is kept with piston chamber 31 inwall
Distance it is little, be closed, effectively realize that blocking air-flow passes through, now baffle plate 12 is motionless, the air pressure of Nozzle flapper valve
It is equal with ambient pressure, after dying piston rod 34 will not action, so realizing power-off break signal dying, this three disconnected protects bit function.
In a preferred version, the signal control device include solenoid 14 and be located at the baffle plate 12 on it is described
The iron plate of 14 mutual induction of solenoid.Input electric current forward or backwards, by electromagnetic induction controlling baffle plate 12 closer or far from,
So that the air pressure of calibrated bolck air chamber 21 changes, move so as to control piston 33.
In a preferred version, also include for covering the cover 4 of the nozzle flapper component 1.Due to nozzle flapper group
Part 1 is precision instruments, and cover 4 can effectively completely cut off outside with nozzle flapper component 1, play a protective role.
In a preferred version, display screen 74 is installed on the circuit board assemblies 73.
In a preferred version, also include the combining glass 75 being installed on by glass baffle ring 74 in cover 8.So as to be formed
Cover 8 with combining glass 75, can be explosion-proof, can observe display screen 74 again.
This utility model is good to the adaptability of source of the gas 5, and simple structure is easy to operate, and motion parts inertia is good, being capable of basis
The change control piston rod 34 of signal whether action and direction of action, and then control exterior operator whether action and dynamic
Make direction, it is not necessary to add excessive adnexa and can be realized as power-off break signal and die that this three disconnected protects bit function.
The course of work of the present utility model is：Solenoid 14 leads to forward current, and baffle plate 12 is near nozzle 11, calibrated bolck gas
The air pressure of room 21 is raised, and piston 33 is driven piston rod 34 to carry out contractile motion, 37 corresponding source of the gas of the second delivery outlet by spring tension
38 position of input port, 36 corresponding 30 position of first row QI KOU of the first delivery outlet, realizes 37 air inlet of the second delivery outlet, the first delivery outlet
36 aerofluxuss；Solenoid 14 leads to reverse current, and plate washer is reduced away from nozzle 11, the air pressure of calibrated bolck air chamber 21, and piston 33 receives bullet
Spring thrust drives piston rod 34 to carry out extensional motion, 36 corresponding 38 position of source of the gas input port of the first delivery outlet, the second delivery outlet 37
39 position of correspondence second exhaust port, realizes 36 air inlet of the first delivery outlet, 37 aerofluxuss of the second delivery outlet；When solenoid 14 it is not powered
When, baffle plate 12 returns initial position, and the air pressure of Nozzle flapper valve is equal with ambient pressure, after dying piston rod 34 will not action,
The 37 not aerofluxuss of first delivery outlet 36 and the second delivery outlet, realizing power-off break signal dying, this three disconnected protects bit function.
Obviously, those skilled in the art can carry out various changes to utility model and modification is new without deviating from this practicality
The spirit and scope of type.So, if it is of the present utility model these modification and modification belong to this utility model claim and its
Within the scope of equivalent technologies, then this utility model is also intended to including including these changes and modification.
Claims (8)
1. a kind of flame-proof type intelligent valve positioner, it is characterised in that：Including cylinder, the cover of the cylinder, the cylinder are sealed
Portion is sequentially installed with Nozzle flapper valve installing rack, Nozzle flapper valve and circuit board assemblies, the cylinder from cylinder bottom to cover in vivo
Inside is also equipped with Nozzle flapper valve circuit module；
The Nozzle flapper valve includes nozzle flapper component, and inside is provided with the standard source component of calibrated bolck air chamber and cased
The piston apparatus being connected with exterior operator；
Nozzle flapper component includes the baffle plate of nozzle and connection signal control device, and the nozzle interior has cavity；
The piston apparatus include piston chamber, and be connected inside the piston chamber scalable fortune with compression spring device
Dynamic piston, and the piston rod being connected with the piston, the inwall of the compression spring device and the piston chamber formed with
The piston air chamber that ambient pressure is isolated, the calibrated bolck air chamber respectively lead to the cavity and the piston air chamber.
2. flame-proof type intelligent valve positioner according to claim 1, it is characterised in that：The piston rod is provided with two
Outlet, wherein being the first delivery outlet near the compression spring device, away from the compression spring device is the second output
Mouthful, piston rod stretches the position of the piston chamber corresponding with first delivery outlet and the second delivery outlet during contraction working condition
Opening is installed.
3. flame-proof type intelligent valve positioner according to claim 2, it is characterised in that：First delivery outlet and the second output
The distance of mouth is equal to relative distance of the piston rod in working condition and contraction working condition is stretched so that stretch work shape
The position of the first delivery outlet correspondence piston chamber plunger shaft corresponding with the second delivery outlet when shrinking working condition during state
The position of room is identical, and the opening of the position is source of the gas input port, the second delivery outlet correspondence work when stretching working condition
The opening of the position of plug chamber is second exhaust port, the first delivery outlet correspondence piston chamber when shrinking working condition
The opening of position is first row QI KOU.
4. flame-proof type intelligent valve positioner according to claim 3, it is characterised in that：For the institute of the piston rod movement
State piston chamber's inner diameter bigger by 0.1 than the piston rod outer diameter to 1mm.
5. flame-proof type intelligent valve positioner according to claim 1, it is characterised in that：The signal control device includes
Solenoid and the iron plate on the baffle plate with the solenoid mutual induction.
6. flame-proof type intelligent valve positioner according to claim 1, it is characterised in that：Also include for covering the spray
The cover of mouth baffle plate assembly.
7. flame-proof type intelligent valve positioner according to claim 1, it is characterised in that：Install on the circuit board assemblies
There is display screen.
8. flame-proof type intelligent valve positioner according to claim 1, it is characterised in that：Also include pacifying by glass baffle ring
Loaded on the combining glass in cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101433.7U CN206072506U (en) | 2016-10-08 | 2016-10-08 | A kind of flame-proof type intelligent valve positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101433.7U CN206072506U (en) | 2016-10-08 | 2016-10-08 | A kind of flame-proof type intelligent valve positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206072506U true CN206072506U (en) | 2017-04-05 |
Family
ID=58439990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621101433.7U Active CN206072506U (en) | 2016-10-08 | 2016-10-08 | A kind of flame-proof type intelligent valve positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206072506U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006264A (en) * | 2017-12-29 | 2018-05-08 | 武汉拓优测控科技有限公司 | The three disconnected pneumatic amplifiers for protecting bit function can be achieved |
| CN108006307A (en) * | 2017-12-29 | 2018-05-08 | 武汉拓优测控科技有限公司 | Intrinsic safety and the separated pneumatic positioner valve of flame proof |
-
2016
- 2016-10-08 CN CN201621101433.7U patent/CN206072506U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006264A (en) * | 2017-12-29 | 2018-05-08 | 武汉拓优测控科技有限公司 | The three disconnected pneumatic amplifiers for protecting bit function can be achieved |
| CN108006307A (en) * | 2017-12-29 | 2018-05-08 | 武汉拓优测控科技有限公司 | Intrinsic safety and the separated pneumatic positioner valve of flame proof |
| CN108006307B (en) * | 2017-12-29 | 2019-08-20 | 武汉拓优智能股份有限公司 | The pneumatic positioner valve of intrinsic safety chamber and flame proof separation |
| CN108006264B (en) * | 2017-12-29 | 2019-09-10 | 武汉拓优智能股份有限公司 | The three disconnected pneumatic amplifiers for protecting bit function can be achieved |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206072490U (en) | A kind of flame-proof type intelligent valve positioner of compatible Nozzle flapper valve and piezo electric valve | |
| CN206072506U (en) | A kind of flame-proof type intelligent valve positioner | |
| CN207297960U (en) | Pneumatic type volume flow booster, field device and field device device | |
| JP2016070280A (en) | Air compressor structure | |
| CN207315771U (en) | Integrated form cylinder end piece and the cylinder with integrated form cylinder end piece | |
| CN105317666A (en) | Pneumatic diaphragm pump | |
| CN104019079B (en) | A kind of single-acting thrust cylinder | |
| CN206145240U (en) | Nozzle flapper pneumatic amplifier | |
| CN201424009Y (en) | Multifunction inflating gun | |
| CN208595287U (en) | A kind of electrical integrated control system of adjustment type pneumatic actuator | |
| CN114484053B (en) | Control system of pneumatic stop valve | |
| CN100460646C (en) | Vacuum control electromagnetic valve used in supercharged engine | |
| CN102705519A (en) | Electromagnetic pulse valve with cup-shaped slide valve plate | |
| CN202480334U (en) | Mould chamber of mould vacuum-pumping system | |
| CN215827500U (en) | High-transparency permanent yellow coupling temperature adjusting device | |
| CN205136208U (en) | Ally oneself with synchronous pneumatic cylinder more | |
| CN112049773B (en) | Vacuum negative pressure generator | |
| CN207935190U (en) | The Quick air-discharge structure of double-exhaust pipeline | |
| CN209524101U (en) | A kind of vacuum generator pilot-operated type switching device | |
| CN215445165U (en) | Vacuum switching valve | |
| CN107605851B (en) | Hydraulic pressing sleeve device | |
| CN115095678B (en) | Air valve device and pneumatic equipment | |
| CN201254164Y (en) | Dual-purpose type aeration gun | |
| CN205781058U (en) | A kind of doubly-linked leads to the high pressure four way solenoid valve of switching | |
| CN201627776U (en) | Display device of closed oil cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430079 Hubei city of Wuhan province East Lake Development Zone Luoyu Road, Wu Jia Wan Hubei information industry science and Technology Building 4 layer Patentee after: Wuhan Tuo you intelligent Limited by Share Ltd Address before: 430079 Hubei city of Wuhan province East Lake Development Zone Luoyu Road, Wu Jia Wan Hubei information industry science and Technology Building 4 layer Patentee before: Wuhan top Control Technology Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430079, East Lake Development Zone, Wuhan, Hubei province 4 layers of Hubei information industry science and technology building, Wu Yu Road, Wu Yu Road, Hubei. Patentee after: Wuhan Tuo you intelligent Limited by Share Ltd Address before: 430079, East Lake Development Zone, Wuhan, Hubei province 4 layers of Hubei information industry science and technology building, Wu Yu Road, Wu Yu Road, Hubei. Patentee before: Wuhan top Control Technology Co., Ltd. |