CN107869509A - Valve nut, electric drive valve valve head and its electric drive valve - Google Patents
Valve nut, electric drive valve valve head and its electric drive valve Download PDFInfo
- Publication number
- CN107869509A CN107869509A CN201710578189.6A CN201710578189A CN107869509A CN 107869509 A CN107869509 A CN 107869509A CN 201710578189 A CN201710578189 A CN 201710578189A CN 107869509 A CN107869509 A CN 107869509A
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- Prior art keywords
- valve
- hole
- nut
- electric drive
- electric
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- 239000003999 initiator Substances 0.000 claims abstract description 40
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 23
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 20
- 239000000565 sealant Substances 0.000 claims abstract description 17
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 239000012528 membrane Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 description 6
- 238000007789 sealing Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008774 maternal effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/40—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint
- F16K17/403—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint with a fracturing valve member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
-
- 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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The present invention relates to the gas extinguishing system field of new energy vehicle, disclose a kind of valve nut, including nut body, the inside of nut body is through hole, portion is is tightened in periphery upper end, and periphery lower end is external screw thread, and the portion of tightening is provided with a locking hole, the locking hole one end connects with the interior bone of the nut body, and the other end is through the nut body to the surface for tightening portion.The invention also discloses a kind of electric drive valve valve head, including valve nut, electric initiator wire, electric initiator, gas generating agent, seal membrane, fluid sealant and locking member.The invention also discloses a kind of electric drive valve, including electric drive valve valve head, valve body and valve element, the valve element to be arranged in the valve body, and the electric drive valve valve head is connected with the valve body.Due to being provided with locking hole on the valve nut of the present invention, locking member penetrates locking hole and two wires of electric initiator wire is separated and fixed, and prevents two wires short circuit after the contact of valve nut content broken after starting because of electric initiator.
Description
Technical field
The present invention relates to the gas extinguishing system field of new energy vehicle, and in particular to a kind of valve nut, electric drive valve valve
Head and its electric drive valve.
Background technology
New energy vehicle, such as pure electric automobile, the technology development of hybrid electric vehicle are increasingly rapid, to lithium battery case
Security requirement it is also higher, to prevent lithium battery case from catching fire, exploding, it is special that battery case is provided with pure electric automobile
Extinguishing device.Existing driven type battery case fire extinguishing apparatus special, each electric drive valve include an electric drive valve valve head,
Valve head interior is provided with gas generating agent, electric initiator etc., and electric initiator wire is fixed by sealant sealing, prevents the electricity initiation that is powered
After device lights gas generating agent, wire is sprayed valve head by caused immense pressure, at the same make electric drive valve be internally formed one it is closed
Valve element is released and put out a fire so as to open bottle valve by space, caused gas.
However, above-mentioned electric drive valve still suffers from problems with：Electric initiator wire is fixed by fluid sealant, and coupling mechanism force has
Limit, wire is easily jumped out into valve head in the case of valve element pierce force is increased, can cause in the case that wire is uncontrollable wire it
Between short circuit；Wire can not avoid two wire short circuits in valve head interior after electric initiator starts；In fire-fighting system field, one is
System includes multiple electric drive valves, and in the case that wire short circuit occurs in one of electric drive valve, other electric drive valves can not be just
Often start.
The content of the invention
Easily short-circuit between electric initiator wire existing for existing electric drive valve to solve the problems, such as, the invention provides one
Kind valve nut, electric drive valve valve head and electric drive valve, concrete technical scheme are：
The first aspect of the present invention, there is provided a kind of valve nut, including nut body, the inside of the nut body is through hole, outside
Zhou Shangduan is tightens portion, and periphery lower end is external screw thread, and the portion of tightening is provided with a locking hole, the locking hole one end and the spiral shell
The interior bone connection of maternal body, the other end is through the nut body to the surface for tightening portion.
Preferably, the interior bone of the nut body is step-like, and upper end step hole is circular cone counterbore, the aperture of counterbore
Footpath a1 in the large aperture a2 of counterbore top, second step hole position below the upper end step hole, the second step hole
Aperture b is less than the small-bore a1 in the upper end step hole.
Preferably, the interior bone of the nut body also includes the 3rd stepped hole, and the aperture b in the second step hole is small
In the aperture c of the 3rd stepped hole, the circular cone subtended angle β is 80 degree.
Preferably, the locking hole is screwed hole, and the screwed hole connects with the second step hole.
The second aspect of the present invention, there is provided a kind of electric drive valve valve head, including valve nut, electric initiator wire, electricity draw
Hair device, gas generating agent, seal membrane and fluid sealant, the electric drive valve valve head also include locking member, and the valve nut is above-mentioned institute
The valve nut stated, the interior bone bottom of the nut body set the seal membrane, and the fluid sealant is filled by institute in top
State gas generating agent to be sealed in the interior bone of the nut body, the electric initiator is arranged in the gas generating agent, the electricity
Initiator wire one end is connected with the electric initiator, and the other end leads to outside through the fluid sealant, and the locking member penetrates
Two wires of the electric initiator wire are separated and fixed by the locking hole.
Preferably, the interior bone of the nut body is step-like, and upper end step hole is circular cone counterbore, the aperture of counterbore
Footpath a1 is above the large aperture a2 of counterbore, and circular cone subtended angle β is acute angle, and second step hole position is below the upper end step hole, institute
The aperture b for stating second step hole is less than the small-bore a1 in the upper end step hole.
Preferably, the interior bone of the nut body also includes the 3rd stepped hole, and the aperture b in the second step hole is small
In the aperture c of the 3rd stepped hole, the circular cone subtended angle β is 80 degree, and the seal membrane and the gas generating agent are positioned at described
In 3rd stepped hole.
Preferably, the locking hole is screwed hole, and the screwed hole connects with the second step hole, and the locking member includes
Ball and lock-screw, the ball are put into the locking hole, trigger the electricity under the collective effect of the lock-screw
Two wires of device wire are separated and fixed.
Preferably, the aperture b in the second step hole is φ 5, and the screw thread of the locking hole is M4, and the ball is φ
3.5 steel ball or plastic bead, the lock-screw are M4, and dimensional units are millimeter.
The third aspect of the present invention, there is provided a kind of electric drive valve, including electric drive valve valve head, valve body and valve element, it is described
Valve element is arranged in the valve body, and the electric drive valve valve head is connected with the valve body, and the electric drive valve valve head is above-mentioned
Anticipate a kind of described electric drive valve valve head.
Due to being provided with locking hole on the valve nut of the present invention, locking member penetrates locking hole by two of electric initiator wire
Wire is separated and fixed, and prevents two wires short circuit after the contact of valve nut content broken after starting because of electric initiator.
Preferably, by setting up-narrow and down-wide circular cone counterbore in valve nut upper end so that the adhesive force of fluid sealant is strengthened,
Avoid pressure caused by gas generating agent after starting because of electric initiator that inner lead is jumped out into valve body, be not in because the wire jumped out exists
It is short-circuit between caused wire in the case of uncontrollable.
Other beneficial effects will further illustrate in following embodiments.
Brief description of the drawings
The part of this specification, the accompanying drawing for further understanding the present invention are formed, shows the preferred reality of the present invention
Apply example, and be used for together with specification the principle for illustrating the present invention.In figure：
Fig. 1 is a kind of structural representation of valve nut of the present invention；
Fig. 2 is a kind of structural representation of electric drive valve valve head of the present invention；
Fig. 3 is Fig. 2 A-A to amplification view；And
Fig. 4 is a kind of electric drive valve arrangement schematic diagram of the present invention.
The implication of sequence number is respectively in accompanying drawing：
1 electric drive valve valve head；2 valve bodies；3 valve elements；
10 valve nuts；20 electric initiator wires；30 electric initiators；
40 seal membranes；50 gas generating agents；60 fluid sealants；
70 locking members；701 balls；702 lock-screws；
101 nut bodies；102 external screw threads；103 tighten portion；
104 locking holes；105 top bar holes；106 second step holes；
107 the 3rd stepped holes.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combine, the explanation for being specifically described as understanding present inventive concept in embodiment, be not construed as to the present invention's
Improper restriction.
Referring to Fig. 4, for a kind of electric drive valve arrangement schematic diagram of the present invention, electric drive valve includes electric drive valve valve head 1, valve
Body 2 and valve element 3, valve element 3 are arranged in valve body 2, and electric drive valve valve head 1 is connected with valve body 2, wherein, electric drive valve valve head 1 wraps
Valve nut 10 is included, other concrete structure combination Fig. 1, Fig. 2, Fig. 3 will be described in further details below.
Referring to Fig. 1, for a kind of structural representation of valve nut of the present invention.Valve nut 10 includes nut body 101, nut
The inside of body 101 is through hole, and to tighten portion 103, periphery lower end is external screw thread 102, tightens portion 103 and is provided with one for periphery upper end
Locking hole 104, the one end of locking hole 104 connect with the interior bone of nut body 101, the other end through nut body 101 to twist
The surface in tight portion 103.
The interior bone of nut body 101 is step-like, and upper end step hole 105 is circular cone counterbore, the small-bore a1 of counterbore
In the large aperture a2 of counterbore top, counterbore circular cone subtended angle β is acute angle, such as 80 degree；Second step hole 106 is located at upper end step
The lower section of hole 105, the aperture b in second step hole 106 are less than the small-bore a1 in upper end step hole 105；3rd stepped hole 107 is positioned at the
The lower section of two stepped hole 106, the aperture b in second step hole 106 are less than the aperture c of the 3rd stepped hole 107；Locking hole 104 is screw thread
Hole, screwed hole connect with second step hole 106.
The surface for tightening portion 103 can be designed as the shape for being easy to force to be used for tightening valve nut 10, such as outer-hexagonal, or
Disc with vertical line.Locking hole 104 may be designed in unthreaded hole, taper hole or a word hole etc., can be used for that external locking part is firm to be put
Enter locking hole 104.
With reference to Fig. 1 ~ Fig. 3, Fig. 2 be the present invention a kind of electric drive valve valve head structural representation, Fig. 3 be Fig. 2 A-A to
Amplification view.Electric drive valve valve head 1 includes valve nut 10, electric initiator wire 20, electric initiator 30, gas generating agent 50, sealing
Diaphragm 40, fluid sealant 60 and locking member 70, the interior bone bottom of the nut body 101 of valve nut 10 set seal membrane 40,
Gas generating agent 50 is sealed in the middle part of the interior bone of nut body 101 by top filling with sealant 60, and electric initiator 30 is arranged on
In gas generating agent 50, electric one end of initiator wire 20 is connected with electric initiator 30, and the other end leads to outside through fluid sealant 60, locking
Part 70 penetrates locking hole 104 and two wires of electric initiator wire 20 is separated and fixed.
The interior bone of nut body 101 is step-like, and upper end step hole 105 is circular cone counterbore, the small-bore a1 of counterbore
Above the large aperture a2 of counterbore, circular cone subtended angle β is acute angle, such as 80 degree, second step hole 106 is located at upper end step hole 105
Lower section, the aperture b in second step hole 106 are less than the small-bore a1 in upper end step hole 105, and the 3rd stepped hole 107 is located at second
The lower section in rank hole 106, the aperture b in second step hole 106 are less than the aperture c of the 3rd stepped hole 107, seal membrane 40 and gas generating agent
50 are located in the 3rd stepped hole 107.
Because the upper end step hole 105 of valve nut 10 uses up-narrow and down-wide circular cone counterbore, the attached of fluid sealant 60 is added
Put forth effort so that after electric initiator starts, fluid sealant 60 still effectively seals up two wires inside valve nut 10, avoids because close
The adhesive force of sealing 60 not enough causes the inner lead of valve nut 10 to jump out valve head to cause short circuit phenomenon.
Locking hole 104 is screwed hole, and the screwed hole connects with second step hole 106, and locking member 70 includes ball 701 and lock
Tight screw 702, ball 701 is put into locking hole 104, by the two of electric initiator wire 20 under the collective effect of lock-screw 702
Root wire is separated and fixed.Ball 701 is the ball of steel ball, plastic bead or other materials.
In preferred embodiment, the specification of the external screw thread 102 of the lower end of valve nut 10 is M16*1.5, the hole of second step 106
Footpath b is φ 5, and the aperture c of the 3rd stepped hole 107 is φ 8.1, and the screw thread of locking hole 104 is M4, and the steel ball of ball 701 is φ
3.5, lock-screw 702 is M4, and above-mentioned dimensional units are millimeter.
By accurately calculating the gap size of steel ball and screwed hole, steel ball just compresses wire after tightening lock-screw 702
And wire exocuticle will not be damaged and separate two wires, wire will not be flushed to short circuit together after gas generating agent 50 is started,
So as to avoid other parts in system from breaking down, such as in the case that wire short circuit occurs in one of electric drive valve, its
The situation that its electric drive valve can not normally start.
The annexation of electric drive valve of the present invention：Seal membrane 40, gas generating agent 50 and electric initiator 30 are first arranged on valve
In the stepped hole 107 of inside the 3rd of nut 10；Ball 701 is put into locking hole 104 again and enters second step hole 106 by electricity initiation
After two wires of device wire 20 separate, ball 701 is locked with lock-screw 702 and fixes two of electric initiator wire 20
Wire；Then by fluid sealant 60, from the upper end step hole 105 of valve nut 10, filling seals up gas generating agent 50 and electric initiator 30；Most
Valve element 3 is put into valve body 1 afterwards, installs sealing gasket（It is not shown）, electric drive valve valve head 1 is installed to by valve body by valve nut 10
Thread locking adhesive sealing is played on 2, at connection screw thread.
Electric drive valve starting pinciple of the present invention：Fire extinguishing system is powered after receiving enabling signal to electric initiator 30, after energization
The electric reflecting point of initiator 30 is quick-fried on fire, lights gas generating agent 50, and the reaction of gas generating agent 50 produces expanding gas, the place of electric drive 30
The die cavity pressure moment of the 3rd stepped hole 107 of the inside of valve nut 10 increases, and forms immense pressure and promotes valve element 3, compresses valve element 3
Valve body 2 is pierced out after spring, the seal membrane in enough pierce force puncture bottle valves or selector channel is provided to valve element 3（Do not scheme
Show）, fire-extinguishing bottle（It is not shown）In extinguishing chemical spray, a little put out a fire to catching fire.
Electric initiator 30 is fixed by locking by the valve nut 10 of the electric drive valve of the present invention, electricity triggers in the case of energization
After device 30 lights pre-buried gas generating agent 50, caused gas-powered valve element 3 is released, and realizes driving fire-fighting bottle valve（It is not shown）Or choosing
Select passage（It is not shown）Deng effect, it is widely used in the startup of fire-fighting fire extinguishing gas and the selection of passage.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of valve nut, including nut body（101）, the nut body（101）Inside be through hole, periphery upper end is tightens
Portion（103）, periphery lower end is external screw thread（102）, it is characterised in that it is described to tighten portion（103）It is provided with a locking hole（104）,
The locking hole（104）One end and the nut body（101）Interior bone connection, the other end runs through the nut body
（101）Portion is tightened to described（103）Surface.
2. valve nut according to claim 1, it is characterised in that the nut body（101）Interior bone be step
Shape, upper end step hole（105）For circular cone counterbore, the small-bore a1 of counterbore is in the large aperture a2 of counterbore top, second step hole
（106）Positioned at the upper end step hole（105）Lower section, the second step hole（106）Aperture b be less than the upper end step hole
（105）Small-bore a1.
3. valve nut according to claim 2, it is characterised in that the nut body（101）Interior bone also include
3rd stepped hole（107）, the second step hole（106）Aperture b be less than the 3rd stepped hole（107）Aperture c, it is described
Circular cone subtended angle β is 80 degree.
4. valve nut according to claim 2, it is characterised in that the locking hole（104）For screwed hole, the screwed hole with
The second step hole（106）Connection.
5. a kind of electric drive valve valve head, including valve nut（10）, electric initiator wire（20）, electric initiator（30）, gas generating agent
（50）, seal membrane（40）And fluid sealant（60）, it is characterised in that the electric drive valve valve head also includes locking member（70）, institute
State valve nut（10）For the valve nut according to claim 1, the nut body（101）Interior bone bottom set institute
State seal membrane（40）, the fluid sealant is filled on top（60）By the gas generating agent（50）It is sealed in the nut body（101）
Interior bone in, the electric initiator（30）It is arranged on the gas generating agent（50）In, the electric initiator wire（20）One end
With the electric initiator（30）Connection, the other end pass through the fluid sealant（60）Lead to outside, the locking member（70）Penetrate institute
State locking hole（104）By the electric initiator wire（20）Two wires separate and fix.
6. electric drive valve valve head according to claim 5, it is characterised in that the nut body（101）Interior bone
To be step-like, upper end step hole（105）For circular cone counterbore, the small-bore a1 of counterbore is above the large aperture a2 of counterbore, circular cone
Angle beta is acute angle, second step hole（106）Positioned at the upper end step hole（105）Lower section, the second step hole（106）Hole
Footpath b is less than the upper end step hole（105）Small-bore a1.
7. electric drive valve valve head according to claim 6, it is characterised in that the nut body（101）Interior bone
Also include the 3rd stepped hole（107）, the second step hole（106）Aperture b be less than the 3rd stepped hole（107）Aperture
C, the circular cone subtended angle β are 80 degree, the seal membrane（40）With the gas generating agent（50）Positioned at the 3rd stepped hole（107）
In.
8. electric drive valve valve head according to claim 6, it is characterised in that the locking hole（104）For screwed hole, the spiral shell
Pit and the second step hole（106）Connection, the locking member（70）Including ball（701）And lock-screw（702）, it is described
Ball（701）It is put into the locking hole（104）, in the lock-screw（702）Collective effect under the electric initiator is led
Line（20）Two wires separate and fix.
9. electric drive valve valve head according to claim 8, it is characterised in that the second step hole（106）Aperture b be
φ 5, the locking hole（104）Screw thread be M4, the ball（701）For φ 3.5 steel ball or plastic bead, the lock-screw
（702）For M4, dimensional units are millimeter.
10. a kind of electric drive valve, including electric drive valve valve head（1）, valve body（2）And valve element（3）, the valve element（3）It is arranged on institute
State valve body（2）It is interior, the electric drive valve valve head（1）With the valve body（2）Connection, it is characterised in that the electric drive valve valve head
（1）For the electric drive valve valve head according to claim 5 ~ 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710578189.6A CN107869509B (en) | 2017-07-16 | 2017-07-16 | Valve nut, electric drive valve valve head and its electric drive valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710578189.6A CN107869509B (en) | 2017-07-16 | 2017-07-16 | Valve nut, electric drive valve valve head and its electric drive valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107869509A true CN107869509A (en) | 2018-04-03 |
| CN107869509B CN107869509B (en) | 2019-12-03 |
Family
ID=61761473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710578189.6A Active CN107869509B (en) | 2017-07-16 | 2017-07-16 | Valve nut, electric drive valve valve head and its electric drive valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107869509B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251870A (en) * | 2019-07-18 | 2019-09-20 | 安徽安瑞德自动化科技有限公司 | A kind of stored-pressure type extinguishing device and its extinguishing method |
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| CN204798676U (en) * | 2015-06-24 | 2015-11-25 | 青岛中阳消防科技股份有限公司 | Store pressure formula gas type automatic fire extinguishing device in advance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110251870A (en) * | 2019-07-18 | 2019-09-20 | 安徽安瑞德自动化科技有限公司 | A kind of stored-pressure type extinguishing device and its extinguishing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107869509B (en) | 2019-12-03 |
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