CN204784777U - Prevent leaking case - Google Patents
Prevent leaking case Download PDFInfo
- Publication number
- CN204784777U CN204784777U CN201520291584.2U CN201520291584U CN204784777U CN 204784777 U CN204784777 U CN 204784777U CN 201520291584 U CN201520291584 U CN 201520291584U CN 204784777 U CN204784777 U CN 204784777U
- Authority
- CN
- China
- Prior art keywords
- spool
- rubber pad
- valve body
- iron core
- annular slab
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 208000002925 dental caries Diseases 0.000 claims abstract description 4
- 239000004033 plastic Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000008358 core component Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000002463 transducing effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- -1 steam Substances 0.000 description 1
Landscapes
- Magnetically Actuated Valves (AREA)
Abstract
Prevent leaking case, including the valve body, the valve body include water inlet and delivery port, the valve body cut apart into two cavitys by the protruding piece of annular, with the delivery port complex be first cavity, with the water inlet complex be the second cavity, the liquid of delivery port is withstood by the movable iron core component control of case through its below, the case include at the rubber pad of top and the annular slab of below, the annular slab in the middle of be provided with macropore and aperture, both sides are provided with the boss, have the through -hole in one of them boss, increase on the annular slab with the communicating through flow opening of rubber pad with around two side through -holes of through flow opening 90 degree. The utility model discloses following beneficial effect has: under through flow opening's effect, the pressure size is the same from top to bottom to have kept the case, and the side through -hole can make the liquid flow go into to between annular slab and the rubber pad, makes two side expansion of rubber pad to the leakproofness of case has been guaranteed.
Description
Technical field
The utility model relates to machinery and manufactures processing technique field, particularly a kind of anti-leak spool.
Background technique
Valve is controlling component in pipeline fluid transporting system, and it is used to change path section and media flow direction, has the functions such as water conservancy diversion, cut-off, throttling, non-return, shunting or overflow release.For the valve that fluid controls, valve used from the simplest stop valve to very complicated robot control system(RCS), its kind and specification various, the inside nominal diameter of valve reaches greatly the industrial pipeline valve of 10m to latus rectum from atomic little Gauge Valves.Valve can be used for controlling all kinds such as water, steam, oil product, gas, mud, various Korrosionsmedium, liquid metal and radioactive fluid and fluidly flows, the working pressure of valve can ultrahigh pressure from 0.0013MPa to 1000MPa, and operating temperature is from the ultralow temperature of-269 DEG C to the high temperature of 1430 DEG C.The control of valve can adopt the multiple kind of drive, as manual, electronic, surge, pneumatic, turbine, electromagnetic driven, electromagnetism surge, electricity surges, air-or liquid-operated, spur wheel, umbrella gear driving etc.; Can under the effect of pressure, temperature or other form transducing signal, by predetermined requirement action, or do not rely on transducing signal and simply open or close, valve rely on drive or automechanism makes open-shut device be elevated, slippage, swing or rotation motion, thus the size changing its Flow area is to realize its controlling functions.
When solenoid valve does not work; the iron-core coil of solenoid valve is unmagnetized; iron core does not have magnetic force; the valve of base seals by the moving element that rubber column is equipped with in one end under the elastic force effect of spring; air valve is in closed condition; when after electromagnetic valve coil energising; iron core magnetizes by the magnetic line of force that coil produces; the powerful magnetic force of iron core down firmly holds moving armature; liquid just can flow into outlet port, in existing technology, because hydraulic pressure is larger from the gap produced; rubber product sealing is not strong, often there will be the situation that spool leaks.
Summary of the invention
For deficiency of the prior art, the utility model provides a kind of anti-leak spool, solves the problem of above-mentioned leakage.
The utility model is achieved through the following technical solutions.
Anti-leak spool, comprise valve body, described valve body comprises water intake and water outlet, described valve body is divided into two cavitys by annular protrusion part, what coordinate with water outlet is the first cavity, what coordinate with water intake is the second cavity, the liquid of water outlet is controlled to withstand by the movable core assembly below it by spool, described spool is included in the rubber pad of top and the annular slab of below, macropore and aperture is provided with in the middle of described annular slab, both sides are provided with boss, through hole is had in one of them boss, annular slab increases the through flow hole communicated with rubber pad and two side through hole around through flow hole 90 degree.
There is the boss of through hole after influent, the through flow hole communicated with rubber pad from annular slab flows on plastic mounting plate, after plastic mounting plate is full of liquid, two side through hole can be directed in the gap between annular slab and rubber pad liquid, thus rubber pad is expanded, reduce the gap between valve body, Leakage prevention, ensure that sealing.
As preferably, described movable core assembly is arranged at electromagnetic coil inside, be provided with plastic mounting seat between described movable core assembly and electromagnetic coil, described plastic mounting seat is provided with embedded circular groove, and described circular groove is used for laying pagoda spring.The hydraulic balance that liquid in plastic mounting seat can make the spool of band rubber pad upper and lower, circular groove can fix the position of pagoda spring, when electromagnetic coil energising produces the magnetic line of force, spool declines, under the effect of pagoda spring, the pressure size of fluid flow to spool can control, and whole flow is exported more stable, spool elastic reset is easy.
As preferably, described movable core assembly comprises iron core spring, and described iron core spring is iron core, and the end of iron core is wrapped up by flexible plugs, is the cylinder of secured core spring below described iron core spring.During plug no electric circuit, liquid can only below the second cavity with the spool of band rubber pad, and during energising, movable core assembly is downward, and groove and the annular protrusion part of the spool of band rubber pad produce gap, thus make liquid flow into the first cavity thus flow out water outlet.
As preferably, described water inlet is provided with filter screen.Some impurity can be filtered out in water inlet.
As preferably, described water intake and water outlet are all provided with the rapid pipe joint for connecting water pipe.
As preferably, bottom four corner apertures of described valve body, be all provided with internal thread, for screw fit.Mounting process is simple, reduces parts count.
Compared with prior art: under the effect of through flow hole, maintain spool upper and lower pressure size identical, side through hole can make liquid flow between annular slab and rubber pad, is expanded in rubber pad both sides, thus ensure that the sealing of spool.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is side view of the present utility model.
Fig. 3 is plan view of the present utility model.
Fig. 4 is the structural representation of the utility model spool.
Fig. 5 is the utility model poppet shaft mapping.
Fig. 6 is the utility model spool bottom schematic view.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further.
Anti-leak spool, comprise valve body 1, described valve body 1 comprises water intake 12 and water outlet 13, described valve body 1 is divided into two cavitys by annular protrusion part 4, what coordinate with water outlet 13 is the first cavity 2, what coordinate with water intake 12 is the second cavity 3, the liquid of water outlet 13 is controlled to withstand by the movable core assembly below it by spool, described spool is included in the rubber pad 5 of top and the annular slab 6 of below, macropore 61 and aperture 63 is provided with in the middle of described annular slab 6, both sides are provided with boss 62, through hole is had in one of them boss 62, annular slab 6 increases the through flow hole 64 communicated with rubber pad 5 and two side through hole 65 around through flow hole 64 90 degree.It is inner that described movable core assembly is arranged at electromagnetic coil 17, plastic mounting seat 16 is provided with between described movable core assembly and electromagnetic coil 14, described plastic mounting seat 16 is provided with embedded circular groove 161, described circular groove 161 is for laying pagoda spring 7, described movable core assembly comprises iron core spring 10, described iron core spring 10 is iron cores 9, the end of iron core 9 is wrapped up by flexible plugs 8, it is the cylinder 11 of secured core spring 10 below described iron core spring 10, described water intake 12 place is provided with filter screen 121, described water intake 12 and water outlet 13 are all provided with the rapid pipe joint 111 for connecting water pipe, all internal thread is provided with bottom four corner apertures 14 of described valve body 1, for coordinating with screw 141, described electromagnetic coil 17 outer installment has plug 15.
In use, when no electric circuit, electromagnetic coil 17 does not produce the magnetic line of force, iron core 9 is not magnetically attracted, under the elastic force effect of iron core spring 10, the flexible plugs 8 of the end of iron core 9 tightly withstands the spool of band rubber pad, in the groove 51 that annular protrusion part 4 is stuck on the spool of band rubber pad, plays the effect of sealing.
Described spool is arranged porose, therefore when no electric circuit, liquid can only in the plastic mounting seat 16 of the second cavity 3 and below, the spool of liquid to band rubber pad produces the identical pressure difference of size, the flexible plugs 8 of the end of iron core 9 withstands the spool of band rubber pad, and therefore liquid does not enter the first cavity 2.
When energized, electromagnetic coil 17 produces the magnetic line of force, iron core 9 is magnetically attracted, the flexible plugs 8 of the end of iron core 9 departs from the spool of band rubber pad, spool with rubber pad is under the effect of fluid pressure, annular protrusion part 4 produces gap with the groove 51 on the spool of band rubber pad, owing to there is pagoda spring 7, the gap produced is smaller, liquid flows in the first cavity 2, flow in plastic mounting seat 16 from the through hole in boss 62 and the through flow hole 64 that communicates with rubber pad 5, then after being full of plastic mounting seat 16, between the annular slab 6 entering rubber pad 5 and below from two side through hole 65, rubber pad 5 is expanded, thus make rubber pad 5 and valve body 1 maintain sealing, Leakage prevention.
Protection domain of the present utility model includes but not limited to above mode of execution; protection domain of the present utility model is as the criterion with claims, and any replacement that those skilled in the art will find apparent that, distortion, improvement made this technology all falls into protection domain of the present utility model.
Claims (7)
1. anti-leak spool, comprise valve body (1), described valve body (1) comprises water intake (12) and water outlet (13), described valve body (1) is divided into two cavitys by annular protrusion part (4), what coordinate with water outlet (13) is the first cavity (2), what coordinate with water intake (12) is the second cavity (3), the liquid of water outlet (13) is controlled to withstand by the movable core assembly below it by spool, it is characterized in that, described spool is included in the rubber pad (5) of top and the annular slab (6) of below, macropore (61) and aperture (63) is provided with in the middle of described annular slab (6), both sides are provided with boss (62), one of them boss has through hole in (62), the through flow hole (64) that communicates with rubber pad (5) and two side through hole (65) around through flow hole (64) 90 degree are above increased at annular slab (6).
2. anti-leak spool as claimed in claim 1, it is characterized in that, it is inner that described movable core assembly is arranged at electromagnetic coil (17), be provided with plastic mounting seat (16) between described movable core assembly and electromagnetic coil (17), described plastic mounting seat (16) is provided with embedded circular groove (161).
3. anti-leak spool as claimed in claim 2, it is characterized in that, described movable core assembly comprises iron core spring (10), described iron core spring (10) is iron core (9), the end of iron core (9) is by flexible plugs (8) parcel, and described iron core spring (10) below is the cylinder (11) of secured core spring (10).
4. anti-leak spool as claimed in claim 3, it is characterized in that, described water intake (12) place is provided with filter screen (121).
5. anti-leak spool as claimed in claim 4, it is characterized in that, described water intake (12) and water outlet (13) are all provided with the rapid pipe joint (111) for connecting water pipe.
6. anti-leak spool as claimed in claim 5, is characterized in that, four corner apertures (14) bottoms of described valve body (1) are all provided with internal thread, for coordinating with screw (141).
7. anti-leak spool as claimed in claim 6, it is characterized in that, described electromagnetic coil (17) outer installment has plug (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520291584.2U CN204784777U (en) | 2015-05-08 | 2015-05-08 | Prevent leaking case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520291584.2U CN204784777U (en) | 2015-05-08 | 2015-05-08 | Prevent leaking case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204784777U true CN204784777U (en) | 2015-11-18 |
Family
ID=54524827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520291584.2U Expired - Fee Related CN204784777U (en) | 2015-05-08 | 2015-05-08 | Prevent leaking case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204784777U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953618A (en) * | 2017-05-17 | 2018-12-07 | 艾默生过程管理调节技术公司 | Multi-directional emission limiting device for use with a fluid regulator |
-
2015
- 2015-05-08 CN CN201520291584.2U patent/CN204784777U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953618A (en) * | 2017-05-17 | 2018-12-07 | 艾默生过程管理调节技术公司 | Multi-directional emission limiting device for use with a fluid regulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180508 |