CN206299874U - Pilot-operated type electromagnetic valve for fire control - Google Patents
Pilot-operated type electromagnetic valve for fire control Download PDFInfo
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- CN206299874U CN206299874U CN201621416229.4U CN201621416229U CN206299874U CN 206299874 U CN206299874 U CN 206299874U CN 201621416229 U CN201621416229 U CN 201621416229U CN 206299874 U CN206299874 U CN 206299874U
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- iron core
- dynamic iron
- piston
- shell body
- pilot
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Abstract
The utility model discloses pilot-operated type electromagnetic valve for fire control, including electronic valve controller shell body, electromagnetic valve body is provided with below the electronic valve controller shell body, and it is provided with dynamic iron core piston at the bosom position of electronic valve controller shell body, dynamic iron core is provided with above the dynamic iron core piston, and piston lower portion support column is provided with below dynamic iron core piston, the both sides of the dynamic iron core piston are provided with inductance coil；In the utility model, the structure being combined using direct step-by-step and pilot-operated type is prevented because of the phenomenon that pressure difference cannot be opened；In the utility model, the parts that the valve bonnet major-minor valve element etc. is contacted with medium use special process, the plastic products that special substance is made, prevent that it causes by material get rusty, the failure such as stuck, it is ensured that it is still normally-open throughout the year not under service condition；In the utility model, the valve, by dynamic iron core space of components, is completely cut off completely using special process with medium, prevents from getting rusty.
Description
Technical field
The utility model belongs to Solenoid Valve Technology field, and in particular to pilot-operated type electromagnetic valve for fire control.
Background technology
It, with the industrial equipment of Electromagnetic Control, is the automatic foundamental element for controlling fluid that magnetic valve is, belongs to execution
Device, however it is not limited to hydraulic pressure, pneumatic.Direction, flow, speed and other parameters of medium are adjusted in industrial control system.
Magnetic valve can coordinate different circuits to realize expected control, and the precision and flexibility that control can ensure.Electromagnetism
Valve has many kinds, and different magnetic valves play a role in the diverse location of control system, most commonly check valve, safety valve,
Directional control valve, speed-regulating valve etc..There is closed chamber in magnetic valve, through hole is provided with diverse location, the connection of each hole is different
Oil pipe, be piston in the middle of chamber, two sides is two blocks of electromagnet, and which side the magnet coil energization valve body in which face will be attracted to,
Different outages are turned on and off by the movement of application valve body, and fuel feed hole is normally opened, hydraulic oil will enter not
Same oil exit pipe, then promotes the piston of oil cylinder, piston to drive piston rod, piston rod driving mechanical dress again by the pressure of oil
Put.So mechanical movement is just controlled by controlling the current switching of electromagnet.It is that a kind of direct acting and pilot-operated type are combined
Principle, when entrance and outlet do not have pressure difference, after energization, electromagnetic force directly successively upwards carries the small valve of guide and main valve closure member
Rise, valve is opened.When entrance and outlet reach switch DP, after energization, the small valve of electromagnetic force guide, under main valve on cavity pressure
Rise, upper cavity pressure declines, so as to main valve is pushed open upwards using pressure difference；During power-off, pilot valve utilizes spring force or pressure medium
Closure member is promoted, is moved down, make valve closing.
However, the magnetic valve of traditional fire-fighting domain is not used throughout the year, internal valve body structure can get rusty, once there is fire
During calamity, it is impossible to ensure its rapid normally-open operating mode, and be not the structure being combined using multiple step format and pilot-operated type.
Utility model content
The purpose of this utility model is to provide pilot-operated type electromagnetic valve for fire control, with the biography for solving to be proposed in above-mentioned background technology
The magnetic valve of the fire-fighting domain of system is not used throughout the year, and internal valve body structure can get rusty, when there is fire, it is impossible to ensure it
Rapid normally-open operating mode, and be not the structure problem being combined using multiple step format and pilot-operated type.
To achieve the above object, the utility model provides following technical scheme：Pilot-operated type electromagnetic valve for fire control, including electronic valve
Controller housing body, is provided with electromagnetic valve body, and electronic valve controller shell below the electronic valve controller shell body
Dynamic iron core piston is provided with the bosom position of body, dynamic iron core, and dynamic iron core are provided with above the dynamic iron core piston
Piston lower portion support column is provided with below piston, the both sides of the dynamic iron core piston are provided with inductance coil, and dynamic iron core
The lower section of piston is provided with tower spring on the outside of piston lower portion support column, is provided with above the dynamic iron core and determines iron
Core, the lower inside of the electronic valve controller shell body is provided with sealing piston stop collar, and electronic valve controller shell body
Inside be provided with seal washer near the both sides of sealing piston stop collar, be provided with below the piston lower portion support column
Seal head, the interior side of the electromagnetic valve body is provided with water inlet, and opposite side is provided with delivery port, the inductance coil and
Fixed core is electrically connected with the power supply.
Preferably, the inductance coil is provided with two altogether, and two inductance coils are separately mounted to dynamic iron core piston
Both sides.
Preferably, the seal washer is provided with two altogether, and two seal washers to be separately mounted to sealing piston spacing
The lower section of set.
Preferably, the dynamic iron core piston passes through tower spring elastic connection with electronic valve controller shell body.
Preferably, the electronic valve controller shell body is bolted to connection with water inlet.
Preferably, the piston lower portion support column is bolted to connection with dynamic iron core piston.
Compared with prior art, the beneficial effects of the utility model are：
（1）In the utility model, the structure being combined using direct step-by-step and pilot-operated type prevents to be opened because of pressure difference
Phenomenon.
（2）In the utility model, the parts that the valve bonnet major-minor valve element etc. is contacted with medium use special process, special
The plastic products that different material is made, prevent that it causes by material get rusty, the failure such as stuck, it is ensured that not service condition throughout the year
Under, it is still normally-open.
（3）In the utility model, the valve, by dynamic iron core space of components, is completely cut off completely using special process with medium, is prevented
Get rusty.
（4）In the utility model, " covered wire " coil breaks through the manufacture craft of conventional coil, coil is divided into and " starts work(
Rate " and " holding power " two kinds of working conditions, and by " micro contact switch " to realize the switching between two kinds of working conditions,
Both electromagnetic attraction is increased, its resistance is overcome, coil large power long time service is overcome again, cause the phenomenon burnt, together
When brand-new technological approaches is opened in energy-saving field for magnetic valve.
（5）In the utility model, coil also uses " pure iron " casting pressure on shell and forms.Not only overcome because high-power
Enormous impact force produced by adhesive, and considerably increase coil magnetic field suction.
（6）, in the utility model, the bonnet being made of special substance, special process, major-minor valve parts are broken through
Traditional cast steel, the category of stainless steel, realize and do not use the requirement for remaining to normal work throughout the year, succeed in developing
" covered wire " structure coil, substantially increases the electromagnetic attraction of coil, saves coil cost of manufacture, and for energy-saving and emission-reduction are opened up
New way.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1- electromagnetic valve bodies, 2- water inlets, 3- seal washers, 4- sealing pistons stop collar, 5- tower springs, 6-
Inductance coil, 7- electronic valve controllers shell body, 8- fixed cores, 9- dynamic iron cores, 10- dynamic iron cores piston, the support of 11- piston lower portions
Post, 12- seal heads, 13- delivery ports.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1 is referred to, the utility model provides a kind of technical scheme：Pilot-operated type electromagnetic valve for fire control, including electronic valve control
Device shell body（7）, electronic valve controller shell body（7）Lower section be provided with electromagnetic valve body（1）, and electronic valve controller shell
Body（7）Bosom position at be provided with dynamic iron core piston（10）, dynamic iron core piston（10）Top be provided with dynamic iron core
（9）, and dynamic iron core piston（10）Lower section be provided with piston lower portion support column（11）, dynamic iron core piston（10）Both sides be respectively provided with
There is inductance coil（6）, and dynamic iron core piston（10）Lower section near piston lower portion support column（11）Outside be provided with tower bullet
Spring（5）, dynamic iron core（9）Top be provided with fixed core（8）, electronic valve controller shell body（7）Lower inside be provided with it is close
Envelope piston limit set（4）, and electronic valve controller shell body（7）Inside near sealing piston stop collar（4）Both sides be all provided with
It is equipped with seal washer（3）, piston lower portion support column（11）Lower section be provided with seal head（12）, electromagnetic valve body（1）Inside
Side is provided with water inlet（2）, opposite side is provided with delivery port（13）, inductance coil（6）And fixed core（8）It is electrical with power supply
Connection.
In order to increase electromagnetic attraction, in the present embodiment, it is preferred that inductance coil（6）Two, and two inductance are provided with altogether
Coil（6）It is separately mounted to dynamic iron core piston（10）Both sides.
For when magnetic valve sealing just, in the present embodiment, it is preferred that seal washer（3）Two, and two are provided with altogether
Individual seal washer（3）It is separately mounted to sealing piston stop collar（4）Lower section.
Dynamic iron core piston for convenience（10）Playback, in the present embodiment, it is preferred that the dynamic iron core piston（10）With electronics
Valve control shell body（7）By tower spring（5）Elastic connection.
In order that the electronic valve controller shell body（7）With water inlet（2）Connection is even closer, excellent in the present embodiment
Choosing, electronic valve controller shell body（7）With water inlet（2）It is bolted to connection.
In order that the piston lower portion support column（11）With dynamic iron core piston（10）Connection is more fixed, in the present embodiment,
Preferably, piston lower portion support column（11）With dynamic iron core piston（10）It is bolted to connection.
Inductance coil in the utility model（6）The valve coil is made of Special enameled wire, " covered wire " coil, is broken through
The manufacture craft of conventional coil, " startup power " and " holding power " two kinds of working conditions are divided into by coil, and by the way that " fine motion is touched
Point switch is " to realize the switching between two kinds of working conditions.Electromagnetic attraction is so both increased, its resistance is overcome, overcome again
Coil large power long time service, causes the phenomenon burnt, while opening brand-new skill in energy-saving field for magnetic valve
Art approach.
Operation principle of the present utility model and use flow：After the utility model is installed, respectively by water inlet（2）With
Delivery port（13）Fixing pipe in connection, and switch on power, work as inductance coil（6）After energization, inductance coil（6）By fixed core
（8）Dynamic iron core will be attracted（9）Overcome tower spring（5）Elastic force move up, dynamic iron core（9）Make dynamic iron core piston（10）To
Upper movement, dynamic iron core piston（10）Drive piston lower portion support column（11）Move up, this results in sealing piston stop collar（4）
Under the hydraulic pressure of connecting tube, without piston lower portion support column（11）During support, move up, this results in water inlet（2）
With delivery port（13）Left and right connection, reaches the purpose that water can pass through, and works as inductance coil（6）After power-off, electromagnetic attraction moment does not have
Have, tower spring（5）Make dynamic iron core piston（10）Playback, piston lower portion support column（11）Again sealing piston stop collar is supported
（4）, the path of water pipe or so is blocked, reach the purpose of throttling.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out various changes in the case where principle of the present utility model and spirit is not departed from, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. pilot-operated type electromagnetic valve for fire control, including electronic valve controller shell body（7）, it is characterised in that：The electronic valve controller
Shell body（7）Lower section be provided with electromagnetic valve body（1）, and electronic valve controller shell body（7）Bosom position at set
It is equipped with dynamic iron core piston（10）, the dynamic iron core piston（10）Top be provided with dynamic iron core（9）, and dynamic iron core piston（10）'s
Lower section is provided with piston lower portion support column（11）, the dynamic iron core piston（10）Both sides be provided with inductance coil（6）, and it is dynamic
Ferrite core piston（10）Lower section near piston lower portion support column（11）Outside be provided with tower spring（5）, the dynamic iron core（9）
Top be provided with fixed core（8）, the electronic valve controller shell body（7）Lower inside be provided with sealing piston stop collar
（4）, and electronic valve controller shell body（7）Inside near sealing piston stop collar（4）Both sides be provided with seal washer
（3）, the piston lower portion support column（11）Lower section be provided with seal head（12）, the electromagnetic valve body（1）Interior side
It is provided with water inlet（2）, opposite side is provided with delivery port（13）, the inductance coil（6）And fixed core（8）It is electrical with power supply
Connection.
2. pilot-operated type electromagnetic valve for fire control according to claim 1, it is characterised in that：The inductance coil（6）It is provided with altogether
Two, and two inductance coils（6）It is separately mounted to dynamic iron core piston（10）Both sides.
3. pilot-operated type electromagnetic valve for fire control according to claim 1, it is characterised in that：The seal washer（3）It is provided with altogether
Two, and two seal washers（3）It is separately mounted to sealing piston stop collar（4）Lower section.
4. pilot-operated type electromagnetic valve for fire control according to claim 1, it is characterised in that：The dynamic iron core piston（10）With electronics
Valve control shell body（7）By tower spring（5）Elastic connection.
5. pilot-operated type electromagnetic valve for fire control according to claim 1, it is characterised in that：The electronic valve controller shell body
（7）With water inlet（2）It is bolted to connection.
6. pilot-operated type electromagnetic valve for fire control according to claim 1, it is characterised in that：The piston lower portion support column（11）With
Dynamic iron core piston（10）It is bolted to connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621416229.4U CN206299874U (en) | 2016-12-22 | 2016-12-22 | Pilot-operated type electromagnetic valve for fire control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621416229.4U CN206299874U (en) | 2016-12-22 | 2016-12-22 | Pilot-operated type electromagnetic valve for fire control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206299874U true CN206299874U (en) | 2017-07-04 |
Family
ID=59203990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621416229.4U Active CN206299874U (en) | 2016-12-22 | 2016-12-22 | Pilot-operated type electromagnetic valve for fire control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206299874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594362A (en) * | 2016-12-22 | 2017-04-26 | 上海巨良电磁阀制造有限公司 | Pilot type fire-fighting electromagnetic valve |
-
2016
- 2016-12-22 CN CN201621416229.4U patent/CN206299874U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594362A (en) * | 2016-12-22 | 2017-04-26 | 上海巨良电磁阀制造有限公司 | Pilot type fire-fighting electromagnetic valve |
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