CN205806623U - Servo electric controlled multi-functional controls device - Google Patents
Servo electric controlled multi-functional controls device Download PDFInfo
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- CN205806623U CN205806623U CN201620680359.2U CN201620680359U CN205806623U CN 205806623 U CN205806623 U CN 205806623U CN 201620680359 U CN201620680359 U CN 201620680359U CN 205806623 U CN205806623 U CN 205806623U
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Abstract
The utility model discloses servo electric controlled multi-functional and control device, including application valve body, first electromagnetic valve, electric regulator and proportioning valve, inlet channel it is disposed with inside application valve body, first passage, servo channel and outlet passageway, the motion end of the first electromagnetic valve controls inlet channel and the open and-shut mode of first passage after being placed in the junction of inlet channel and first passage, servo channel is stretched into after the sidewall of application valve body in the working end of electric regulator, the flow status between clearance control second channel and third channel between working end and the servo channel inwall of electric regulator, the lower end of proportioning valve is arranged on the junction of servo channel and outlet passageway, the upper end of proportioning valve is arranged on the Stress control first passage by servo channel of proportioning valve behind the junction of first passage and outlet passageway and the open and-shut mode of outlet passageway.First passage and the open and-shut mode of outlet passageway is controlled by the pressure differential between output pressure and the gas pressure of servo channel of outlet passageway.
Description
Technical field
This utility model relates to a kind of power type GAS/AIR Proportional and controls device, particularly a kind of automatically controlled many merits of servo
Device can be controlled.
Background technology
The gas utensil product automatically controlled sold in the market, is the most all to be provided electric current to drive combustion by controller
Gas proportioning valve, its minimum and maximum electric current is realized by the software portion of controller, so, when controller is after inefficacy, when excessive
Electric current when being applied on the coil of proportioning valve, owing to being not provided with limiting the device of its maximum opening on proportioning valve, outlet
Gas flow can become big therewith, there is potential safety hazard；When the electric current of the coil being applied on proportioning valve is zero, due to beyond control
The original start scope of device processed, will result in the imperfect combustion of combustion gas, or the situations such as flame-out occurs.Additionally, existing ratio
Example valve does not has servosystem or servo loop to control full admission amount and minimum air inflow.
Therefore need now one can control full admission amount and minimum air inflow by servosystem or servo loop
Gas ratio valve, it is ensured that gas utensil works in safety range.
Utility model content
The purpose of this utility model, is to provide a kind of servo electric controlled multi-functional to control device.
This utility model solves the solution of its technical problem: servo electric controlled multi-functional controls device, including controlling
Valve body, the first electromagnetic valve, electric regulator and proportioning valve, be disposed with inside described application valve body inlet channel, first passage and
Servo channel that first passage directly or indirectly connects and outlet passageway, the motion end of described first electromagnetic valve be placed in into
Inlet channel and the open and-shut mode of first passage, the work of described electric regulator is controlled behind the junction of gas passage and first passage
Hold and servo channel is divided into second channel and third channel through stretching into after the sidewall of application valve body after in servo channel, described
The flow status between clearance control second channel and third channel between working end and the servo channel inwall of electric regulator,
The lower end of described proportioning valve is arranged on the junction of servo channel and outlet passageway, the upper end of proportioning valve be arranged on first passage and
Behind the junction of outlet passageway, proportioning valve passes through Stress control first passage and the open and-shut mode of outlet passageway of servo channel.
As the further improvement of technique scheme, described proportioning valve includes closing servo channel and outlet passageway connects
Place servo diaphram, lower end contact with servo diaphram modelling bar, be arranged on first passage and the ratio of inlet channel junction
Piston seat and proportional piston, the upper end of described modelling bar is connected with proportional piston after proportional piston seat, and described ratio is lived
Between lower surface and the shaft of modelling bar of obturating plug, proportional spring is installed.
As the further improvement of technique scheme, the lower surface of described proportional piston is sphere, proportional piston seat
Square groove is arranged in upper surface, when servo channel does not has gas, the sphere of described proportional piston and the sidewall of square groove it
Between gap be zero, when servo channel has gassy and along with the increase of air pressure in servo channel, described proportional piston
Gap between sphere and the sidewall of square groove is gradually increased.
As the further improvement of technique scheme, described electric regulator includes the regulation valve being fixed on application valve body
Body and be arranged on the adjusting rod within regulation valve body, the lower surface of described adjusting rod is provided with adjustment seat and is enclosed within adjustment seat
The regulation spring of outer surface, the lower section of described adjustment seat is sequentially installed with regulation diaphragm and regulating piston, described regulation diaphragm and
Being disposed with regulation space between regulating piston, described regulation space is connected with outlet passageway by the 7th passage, and described regulation is lived
Plug is positioned at servo channel, and the upper end of described adjusting rod is provided with adjustment seat and the regulation between adjustment seat and adjusting rod
Sealing ring, described adjustment seat is provided with adjusting nut.
As the further improvement of technique scheme, outside described adjusting nut, it is disposed with adjustable cap, described adjustable cap
It is arranged on regulation valve body.
As the further improvement of technique scheme, described adjusting nut includes the accurate adjustment spiral shell being arranged on adjusting rod upper end
Female and be positioned at the coarse adjustment nut below accurate adjustment nut.
As the further improvement of technique scheme, also include the second electromagnetic valve, the motion end of described second electromagnetic valve
First passage and the open and-shut mode of servo channel is controlled after being placed in the junction of first passage and servo channel.
As the further improvement of technique scheme, described third channel is divided into the four-way being positioned at application valve body top
Road, the Five-channel being positioned at application valve body bottom and connection fourth lane and the clematis stem road of Five-channel, described four-way
Road and Five-channel are positioned at the both sides of outlet passageway.
As the further improvement of technique scheme, described clematis stem road from top to bottom through or be looped around give vent to anger logical
Connecting fourth lane and Five-channel behind road, the two ends in clematis stem road are provided with damping element.
As the further improvement of technique scheme, described application valve body is disposed with connection damping element installation site
Damping passage is installed, described damping is installed passage and is sealed by damping seal pad and damping seal lid.
The beneficial effects of the utility model are: this utility model passes through output pressure and the gas of servo channel of outlet passageway
Pressure differential between body pressure controls first passage and the open and-shut mode of outlet passageway, when output pressure is arranged more than electric regulator
Pressure (gas pressure of servo channel) time, the regulating piston aperture of electric regulator can increase, so that watch in proportioning valve
Take the pressure under diaphragm to reduce.After pressure under servo diaphram reduces, the power backing down proportioning valve reduces therewith, causes making first and leads to
Gap between road and outlet passageway is little, and output pressure reduces the most therewith, until it reaches the setting value of electric regulator.Otherwise, when
When output pressure is less than setting value, electric regulator can increase servo pressure, and the power backing down proportioning valve increases therewith, causes making first
Gap between passage and outlet passageway is big, makes output pressure increase, to meet the requirement of output pressure.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, required in embodiment being described below
Accompanying drawing to be used is briefly described.Obviously, described accompanying drawing is a part of embodiment of the present utility model rather than complete
Portion's embodiment, those skilled in the art is not on the premise of paying creative work, it is also possible to obtain it according to these accompanying drawings
His design and accompanying drawing.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is isometric view of the present utility model；
Fig. 3 is top view of the present utility model；
Fig. 4 be in Fig. 3 A-A to sectional view；
Fig. 5 be in Fig. 3 B-B to sectional view.
Detailed description of the invention
Below with reference to embodiment and accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is carried out
Clearly and completely describe, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment is only
It is a part of embodiment of the present utility model rather than whole embodiment, based on embodiment of the present utility model, the skill of this area
Other embodiments that art personnel are obtained on the premise of not paying creative work, belong to the model of this utility model protection
Enclose.It addition, all connection/annexations being previously mentioned in literary composition, the most singly refer to that component directly connects, and refer to can be according to concrete real
Execute situation, couple auxiliary by adding or reducing, form more excellent draw bail.
With reference to Fig. 1 ~ 5, servo electric controlled multi-functional controls device, including application valve body the 1, first electromagnetic valve 2, electric regulator 4
And proportioning valve 5, described application valve body 1 is internal be disposed with inlet channel 10, first passage 11 and first passage 11 directly or
The servo channel of indirect communication and outlet passageway 12, the motion end of described first electromagnetic valve 2 is placed in inlet channel 10 and
Inlet channel 10 and the open and-shut mode of first passage 11, the working end of described electric regulator 4 is controlled behind the junction of one passage 11
Stretch into after the sidewall of application valve body 1 and after in servo channel, servo channel is divided into second channel 60 and third channel, institute
State the flow between clearance control second channel 60 and the third channel between the working end of electric regulator 4 and servo channel inwall
State, the lower end of described proportioning valve 5 is arranged on servo channel and the junction of outlet passageway 12, and the upper end of proportioning valve 5 is arranged on
Behind the junction of first passage 11 and outlet passageway 12, proportioning valve 5 passes through the Stress control first passage 11 of servo channel and gives vent to anger
The open and-shut mode of passage 12.
First passage is controlled by the pressure differential between output pressure and the gas pressure of servo channel of outlet passageway 12
11 and the open and-shut mode of outlet passageway 12, when pressure (the gas pressure of servo channel that output pressure is arranged more than electric regulator 4
Power) time, the aperture of the regulating piston of electric regulator 4 can increase, so that the pressure under servo diaphram reduces in proportioning valve 5.
After pressure under servo diaphram reduces, the power backing down proportioning valve 5 reduces therewith, cause first passage 11 processed and outlet passageway 12 it
Between gap little, output pressure reduces the most therewith, until it reaches the setting value of electric regulator 4.Otherwise, when output pressure is less than setting
During definite value, electric regulator 4 can increase servo pressure, and the power backing down proportioning valve 5 increases therewith, causes first passage 11 processed and gives vent to anger
Gap between passage 12 is big, makes output pressure increase, to meet the requirement of output pressure.
Being further used as preferred embodiment, described proportioning valve 5 includes closing servo channel and outlet passageway 12 connects
Place servo diaphram 50, lower end contact with servo diaphram 50 modelling bar 51, be arranged on first passage 11 and inlet channel 10 company
Connecing proportional piston seat 53 and the proportional piston 54 at place, lives with ratio after proportional piston seat 53 in the upper end of described modelling bar 51
Plug 54 connection, is provided with proportional spring 52 between lower surface and the shaft of modelling bar 51 of described proportional piston seat 53.
Being further used as preferred embodiment, the lower surface of described proportional piston 54 is sphere, proportional piston seat 53
Square groove is arranged in upper surface, when servo channel does not has gas, and the sphere of described proportional piston 54 and the sidewall of square groove
Between gap be zero, when servo channel has gassy and along with the increase of air pressure in servo channel, described proportional piston
Gap between sphere and the sidewall of square groove of 54 is gradually increased.
Being further used as preferred embodiment, described electric regulator 4 includes the regulation valve body being fixed on application valve body 1
49 and be arranged on the adjusting rod 43 within regulation valve body 49, the lower surface of described adjusting rod 43 is provided with adjustment seat 44 and set
At the regulation spring 45 of adjustment seat 44 outer surface, the lower section of described adjustment seat 44 is sequentially installed with regulation diaphragm 46 and regulating piston
48, it is disposed with regulation space 47 between described regulation diaphragm 46 and regulating piston 48, described regulation space 47 is by the 7th passage
64 connect with outlet passageway 12, and described regulating piston 48 is positioned at servo channel, and the upper end of described adjusting rod 43 is provided with regulation
Seat 44 and the regulation sealing ring between adjustment seat 44 and adjusting rod 43, described adjustment seat 44 is provided with adjusting nut.
It is further used as preferred embodiment, outside described adjusting nut, is disposed with adjustable cap 40, described adjustable cap 40
It is arranged on regulation valve body 49.
Being further used as preferred embodiment, described adjusting nut includes the accurate adjustment nut being arranged on adjusting rod 43 upper end
41 and be positioned at the coarse adjustment nut 42 below accurate adjustment nut 41.
First take away adjustable cap 40 before regulation, unscrew the screw of entry/exit atmospheric pressure test port, connect upward pressure test equipment
The change of monitoring pressure.After regulation terminates, tighten the screw (recommending moment of torsion: 1Nm) of entry/exit atmospheric pressure test port.
Maximum output pressure is set: to the logical upper maximum current of electric regulator 4, allows it be operated under max model, uses 10mm
Spanner is screwed into coarse adjustment nut 42 clockwise to increase output pressure, and coarse adjustment nut 42 of back-outing counterclockwise is to reduce output pressure.
Minimum output pressure is set: cut off the regulation electric current of regulation valve, keeps coarse adjustment nut 42 motionless.With a word of 6x1
Screwdriver is screwed into accurate adjustment nut 41 clockwise to increase output pressure, and accurate adjustment nut 41 of back-outing counterclockwise is to reduce output pressure.
Then adjustable cap 40 is reinstalled.
It is further used as preferred embodiment, also includes the second electromagnetic valve 3, the motion end peace of described second electromagnetic valve 3
First passage 11 and the open and-shut mode of servo channel is controlled after being placed on the junction of first passage 11 and servo channel.
Being further used as preferred embodiment, described third channel is divided into the fourth lane being positioned at application valve body 1 top
61, it is positioned at the Five-channel 63 of application valve body 1 bottom and connects fourth lane 61 and the clematis stem road 62 of Five-channel 63, institute
State fourth lane 61 and Five-channel 63 is positioned at the both sides of outlet passageway 12.
Being further used as preferred embodiment, described clematis stem road 62 passes from top to bottom or is looped around outlet passageway
Connecting fourth lane 61 and Five-channel 63 after 12, the two ends in clematis stem road 2 are provided with damping element 7.
It is further used as preferred embodiment, described application valve body 1 is disposed with connection damping element 7 installation site
Passage is installed in damping, and described damping is installed passage and sealed 71 by damping seal pad 70 and damping seal lid.Damping seal pad 70
Seal 71 with damping seal lid to be bolted on application valve body 1.When needing to clear up damping element 7 installation site, only need
Damping seal pad 70 and damping seal lid sealing 71 are disassembled and just can clear up.
During work, when, after the first electromagnetic valve 2 energising, passage of entering connects with first passage 11；When the second electromagnetic valve 3 is energized
After, first passage 11 connects with servo channel, and combustion gas air pressure is arrived below servo diaphram 50 by servo channel, thus backs down ratio
The proportional piston 54 of example valve 5 so that first passage 11 connects with outlet passageway 12.
When source of the gas or power supply there occurs fault, proportional spring 52 meeting automatic-closing valve, cut off gas circuit.
Output pressure is controlled by servo channel and electric regulator 4.
When the pressure that output pressure is arranged more than electric regulator 4, output pressure will regulate diaphragm 46 jack-up, regulating piston
The aperture of 48 increases, so that the pressure under servo diaphram 50 reduces.After pressure under servo diaphram 50 reduces, back down ratio
The power of piston 54 reduces therewith, and output pressure reduces the most therewith, until it reaches the setting value of electric regulator 4.Otherwise, when output pressure
When power is less than setting value, electric regulator 4 can increase servo pressure, and the power backing down proportional piston 54 increases therewith, proportional piston 54
With the aperture between proportional piston seat 53 increases, output pressure is made to increase, to meet the requirement of output pressure.In Fig. 1, two point is drawn
Line arrow represents the flow direction of gas in servo channel.
It is above better embodiment of the present utility model is illustrated, but this utility model is created and do not limited
In described embodiment, those of ordinary skill in the art also can make on the premise of this utility model spirit all
Equivalent modifications or replacement, modification or the replacement of these equivalents are all contained in the application claim limited range.
Claims (10)
1. servo electric controlled multi-functional control device, it is characterised in that: include application valve body, the first electromagnetic valve, electric regulator and
Proportioning valve, is disposed with inlet channel, first passage directly or indirectly connects with first passage watches inside described application valve body
Taking passage and outlet passageway, the motion end of described first electromagnetic valve is controlled after being placed in the junction of inlet channel and first passage
Inlet channel processed and the open and-shut mode of first passage, the working end of described electric regulator is stretched into and is watched after the sidewall of application valve body
Take after in passage and servo channel is divided into second channel and third channel, in the working end of described electric regulator and servo channel
The flow status between clearance control second channel and third channel between wall, the lower end of described proportioning valve is arranged on servo and leads to
Road and the junction of outlet passageway, after the upper end of proportioning valve is arranged on the junction of first passage and outlet passageway, proportioning valve passes through
The Stress control first passage of servo channel and the open and-shut mode of outlet passageway.
Servo electric controlled multi-functional the most according to claim 1 controls device, it is characterised in that: described proportioning valve includes closing
Modelling bar that the servo diaphram of servo channel and outlet passageway junction, lower end contact with servo diaphram, it is arranged on first passage
With proportional piston seat and the proportional piston of inlet channel junction, the upper end of described modelling bar through after proportional piston seat with than
Example piston connects, and is provided with proportional spring between lower surface and the shaft of modelling bar of described proportional piston seat.
Servo electric controlled multi-functional the most according to claim 2 controls device, it is characterised in that: the lower end of described proportional piston
Face is sphere, and square groove, when not having gas in servo channel, the ball of described proportional piston are arranged in the upper surface of proportional piston seat
Gap between face and the sidewall of square groove is zero, when having gassy in servo channel and along with air pressure in servo channel
Increasing, the gap between sphere and the sidewall of square groove of described proportional piston is gradually increased.
4. control device according to the servo electric controlled multi-functional described in claim 1 or 2 or 3, it is characterised in that: described electric regulator
Including the regulation valve body being fixed on application valve body and be arranged on the adjusting rod within regulation valve body, the lower end of described adjusting rod
Face is provided with adjustment seat and is enclosed within the regulation spring of adjustment seat outer surface, and the lower section of described adjustment seat is sequentially installed with regulation film
Sheet and regulating piston, be disposed with regulation space between described regulation diaphragm and regulating piston, described regulation space leads to by the 7th
Road connects with outlet passageway, and described regulating piston is positioned at servo channel, the upper end of described adjusting rod be provided with adjustment seat and
Regulation sealing ring between adjustment seat and adjusting rod, described adjustment seat is provided with adjusting nut.
Servo electric controlled multi-functional the most according to claim 4 controls device, it is characterised in that: cloth outside described adjusting nut
Being equipped with adjustable cap, described adjustable cap is arranged on regulation valve body.
Servo electric controlled multi-functional the most according to claim 4 controls device, it is characterised in that: described adjusting nut includes peace
It is contained in the accurate adjustment nut of adjusting rod upper end and is positioned at the coarse adjustment nut below accurate adjustment nut.
Servo electric controlled multi-functional the most according to claim 1 controls device, it is characterised in that: also include the second electromagnetic valve,
The motion end of described second electromagnetic valve controls first passage after being placed in the junction of first passage and servo channel and servo is led to
The open and-shut mode in road.
8. control device according to the servo electric controlled multi-functional described in claim 1 or 2 or 3 or 6, it is characterised in that: the described 3rd
Passage be divided into be positioned at application valve body top fourth lane, be positioned at application valve body bottom Five-channel and connect fourth lane
With the clematis stem road of Five-channel, described fourth lane and Five-channel are positioned at the both sides of outlet passageway.
Servo electric controlled multi-functional the most according to claim 8 controls device, it is characterised in that: described clematis stem road is from upper past
Under through or be looped around after outlet passageway and connect fourth lane and Five-channel, the two ends in clematis stem road are provided with damping unit
Part.
Servo electric controlled multi-functional the most according to claim 9 controls device, it is characterised in that: cloth on described application valve body
Passage is installed in the damping being equipped with connection damping element installation site, and it is close by damping seal pad and damping that passage is installed in described damping
Lidstock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620680359.2U CN205806623U (en) | 2016-06-28 | 2016-06-28 | Servo electric controlled multi-functional controls device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620680359.2U CN205806623U (en) | 2016-06-28 | 2016-06-28 | Servo electric controlled multi-functional controls device |
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| Publication Number | Publication Date |
|---|---|
| CN205806623U true CN205806623U (en) | 2016-12-14 |
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ID=57513170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620680359.2U Active CN205806623U (en) | 2016-06-28 | 2016-06-28 | Servo electric controlled multi-functional controls device |
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| CN (1) | CN205806623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937643A (en) * | 2016-06-28 | 2016-09-14 | 广州市精鼎电器科技有限公司 | Multifunctional servo electric control device |
-
2016
- 2016-06-28 CN CN201620680359.2U patent/CN205806623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937643A (en) * | 2016-06-28 | 2016-09-14 | 广州市精鼎电器科技有限公司 | Multifunctional servo electric control device |
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| GR01 | Patent grant |