CN202580129U - Combined valve - Google Patents
Combined valve Download PDFInfo
- Publication number
- CN202580129U CN202580129U CN 201220234965 CN201220234965U CN202580129U CN 202580129 U CN202580129 U CN 202580129U CN 201220234965 CN201220234965 CN 201220234965 CN 201220234965 U CN201220234965 U CN 201220234965U CN 202580129 U CN202580129 U CN 202580129U
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- CN
- China
- Prior art keywords
- valve seat
- valve
- ball core
- rubber seal
- circlip
- 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
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Abstract
The utility model relates to a combined valve, which comprises a first O-shaped rubber sealing ring arranged between a valve seat and a protecting cover, wherein the upper part of an inner cavity of the valve seat is provided with a rubber pressing top rod, the outer side of the rubber pressing top rod is provided with a spring, a pressure spring cover is arranged under the spring, a second circlip for a hole is arranged under the pressure spring cover, the middle part of the inner cavity of the valve seat is provided a three-way ball core, a right sealing pad is arranged above the three-way ball core, the three-way ball core is connected with a mandrel, a second O-shaped rubber sealing ring and a first circlip for a hole is arranged between the mandrel and the inner wall of the valve seat, a left sealing pad is arranged under the three-way ball core, a fourth O-shaped rubber sealing ring is arranged between the left sealing pad and the valve seat, a threaded press ring is arranged under the left sealing pad, the end surface of the bottom part of the valve seat is provided with a third O-shaped rubber sealing ring, the opening and closing force of a handle can be effectively controlled through regulating the installing moment of the threaded press ring, the surface treatment feature, the processing feature and the shape of an interface of the valve seat are identical to those of the traditional combined valve, and the sealed connection with a switch body can be realized directly through the third O-shaped rubber sealing ring. The combined valve has the advantages that the appearance is attractive, the operation is convenient, materials are saved, leaking points are reduced, and safety and reliability are realized.
Description
Technical field
The utility model belongs to the high-voltage switch gear technical field, relates to a kind of high-voltage switch gear that is used to and replenishes SF
6Gas and installation, detection SF
6The combination brake switch and proporting of density controller.
Background technique
SF
6Switch has been widely used in power department, industrial and mining enterprise, promotes the fast development of power industry.How to guarantee SF
6The reliable and secure operation of electrical switch has become one of vital task of power department.SF
6Density controller is SF
6One of key component of electrical switch, its performance quality directly has influence on SF
6The reliable and secure operation of electrical switch.Combination brake switch and proporting is to connect switch body and SF
6Valve body between the density controller has concurrently to switch and charges and discharge gas, SF is installed
6Density controller and on-line testing SF
6The function of density controller, combination brake switch and proporting product extensively receive the welcome of switchgear plant and power supply system once release.Combination brake switch and proporting divides three parts usually, by valve body, gas charging valve and SF
6The density controller interface is formed, between the each several part with being threaded, with the O shape rubber seal place that is tightly connected.Because needing the position of sealing is exactly potential leak source, the position of sealing is many more, and the risk of switch gas leakage is high more, the subject matter when this is the combination brake switch and proporting application.In addition, valve body, gas charging valve and SF
6The independent respectively processing of density controller interface, also unreasonable to the use of material, waste bigger.
Summary of the invention
In order to overcome the deficiency of above-mentioned existing technology, the purpose of the utility model provides a kind of combination brake switch and proporting, adopts four way ball valve, through making valve body, gas charging valve and SF
6The density controller interface is integrated, and it is too much to solve the seal point that exists in the existing technology, the inadequate problem of material use.
To achieve these goals, the technological scheme of the utility model employing is: a kind of combination brake switch and proporting includes valve seat; Valve seat top is provided with protecting cover, is provided with an O shape rubber seal between valve seat and the protecting cover, and valve base cavity top is provided with the moulding push rod; The moulding push rod outside is provided with spring, and the spring below is provided with the stage clip lid, and stage clip lid bottom is provided with second circlip for hole; The valve base cavity middle part is provided with threeway ball core, and threeway ball core top is provided with right sealing gasket, and threeway ball core left side links to each other with mandrel; Be provided with first circlip for hole between mandrel and the valve base inner wall, the 2nd O shape rubber seal, the end of mandrel also links to each other with handle; Hexagonal flush end Cock screw in also being provided with on the handle, threeway ball core below is provided with left sealing gasket, is provided with the 4th O shape rubber seal between left sealing gasket and the valve seat; Sealing gasket below, a left side is provided with threaded pressure ring, and the valve cup bottom end surface is provided with the 3rd O shape rubber seal.
Be provided with second circlip for hole between described stage clip lid and the valve seat, the upper end part of second circlip for hole and valve seat has constituted the gas charging valve part.
A described protecting cover and an O shape rubber seal have constituted the protective gear of gas charging valve, and the gas charging valve and the traditional freestanding gas charging valve interface that are integrated on the four-way valve seat are in full accord.
One section of the centre of hexagonal flush end Cock screw, handle, mandrel, first circlip for hole, the 2nd O shape rubber seal, threaded pressure ring, left sealing gasket, the 4th O shape rubber seal, threeway ball core, right sealing gasket and valve seat in described has constituted the primary valve part of four way ball valve.
The beneficial effect of the utility model is that the integrated valve seat of use casting combines valve body, gas charging valve and SF6 density controller interface together, and the connection sealing position between three parts of script is cancelled, and has reduced the probability of gas leakage.The spool of combination brake switch and proporting uses ball valve, makes the volume-diminished of valve, and effective discharge increases, and the design of foundry goods and casting technique have guaranteed the Economy of materials and the reliability of valve seat.Advantages such as novel combination brake switch and proporting (four way ball valve) has possessed beautiful shape, and is easy to operate, and economical with materials reduces leak source, and is safe and reliable.The four way ball valve of the integral type of the utility model, it is many to overcome existing combination brake switch and proporting leak source, the deficiency that materials are many.
Description of drawings
Fig. 1 is the sectional view of four way ball valve.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is that four-way valve is installed design sketch.
Among Fig. 1,1-protecting cover, 2-the one O shape rubber seal, 3-moulding push rod, 4-spring; The 5-valve seat, 6-stage clip lid, hexagonal flush end Cock screw in the 7-, 8-handle, 9-mandrel; 10-first circlip for hole, 11-the 2nd O shape rubber seal, 12-the 3rd O shape rubber seal, 13-threaded pressure ring, 14-left side sealing gasket; 15-the 4th O shape rubber seal, 16-threeway ball core, the right sealing gasket of 17-, 18-second circlip for hole.
Among Fig. 2, A-SF
6The density controller interface, the sense of rotation of B-handle 8.
Among Fig. 3, C-SF
6Density controller
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is elaborated.
Referring to Fig. 1, include valve seat 5, valve seat 5 tops are provided with protecting cover 1; Be provided with an O shape rubber seal 2 between valve seat 5 and the protecting cover 1, valve seat 5 inner chamber tops are provided with moulding push rod 3, and moulding push rod 3 outsides are provided with spring 4; Spring 4 belows are provided with stage clip lid 6, and stage clip covers 6 bottoms and is provided with second circlip for hole 18, and valve seat 5 inner chambers middle part is provided with threeway ball core 16; Threeway ball core 16 tops are provided with right sealing gasket 17, and threeway ball core 16 left sides link to each other with mandrel 9, are provided with first circlip for hole 10 between mandrel 9 and valve seat 5 inwalls; The 2nd O shape rubber seal 11, the end of mandrel 9 also links to each other with handle 8, hexagonal flush end Cock screw 7 in also being provided with on the handle 8; Threeway ball core 16 belows are provided with left sealing gasket 14; Be provided with the 4th O shape rubber seal 15 between left side sealing gasket 14 and the valve seat 5, left sealing gasket 14 belows are provided with threaded pressure ring 13, and valve seat 5 bottom end faces are provided with the 3rd O shape rubber seal 12.
Be provided with second circlip for hole 18 between stage clip lid 6 and the valve seat 5; The upper end part of second circlip for hole and valve seat 5 has constituted the gas charging valve part; A protecting cover 1 and an O shape rubber seal 2 have constituted the protective gear of gas charging valve, and the gas charging valve and the traditional freestanding gas charging valve interface that are integrated on the four-way valve seat are in full accord, existing charger; Detection facility can normally use, and need not more alias.After inflation and detecting completion, protective gear can provide effective protection to the interface of inflation valve device.One section of the centre of interior hexagonal flush end Cock screw 7, handle 8, mandrel 9, first circlip for hole 10, the 2nd O shape rubber seal 11, threaded pressure ring 13, left sealing gasket 14, the 4th O shape rubber seal 15, threeway ball core 16, right sealing gasket 17 and valve seat 5; Constituted the primary valve part of four way ball valve; Compare with split type combination brake switch and proporting, the volume of main valve obviously reduces, and not anti-reflection of flow liter; Two-way valve core adopts alumina ceramic materials, long good reliability of wear-resistant life-span.During installation, through the mounting torque of adjustment threaded pressure ring 13, effectively the switch dynamics of Joystick 8.The lower end of valve seat 5 is and the switch body attachment portion that the shape of the interface of valve seat 5, processing characteristics and surface treatment characteristics are consistent with the conventional combination valve, can install and use directly through the sealing of the 3rd O shape rubber seal.
Referring to Fig. 2, A is SF among Fig. 2
6The density controller interface is integrated on the valve seat 5 of four way ball valve, compares with traditional interface, and leak source is reduced in no attachment portion.
Four way ball valve is through integrated gas charging valve, SF
6Density controller interface and combinaing valve body are valve seat all over the body, have reduced the attachment portion of conventional combination valve, thereby have reduced the probability of gas leakage effectively.Through optimal design, the casting materials of valve seat are significantly reduced, seat design is succinct, and is safe and reliable.
Referring to Fig. 3, Fig. 3 is the schematic representation of installing and using, and the position of handle 8 is out state among the figure, this moment gas charging valve, SF
6Density controller C and Switch main body are in connected state, SF
6That density controller C indicates at this moment is the SF in the switch
6The density of gas can be replenished SF to switch through gas charging valve
6 Gas.Forward handle 8 to the B arrow is indicated among Fig. 2 position, this moment, the body of gas charging valve and switch broke off gas charging valve and SF
6Density controller is communicated with, and at this moment can come verification SF through gas charging valve
6The break-make situation of the precision of density controller and warning locking reaches the purpose of exempting to dismantle verification.This moment also replaceable SF
6Density controller can not cause gas leakage, convenient and reliable.
Claims (4)
1. a combination brake switch and proporting includes valve seat (5), and valve seat (5) top is provided with protecting cover (1); It is characterized in that be provided with an O shape rubber seal (2) between valve seat (5) and the protecting cover (1), valve seat (5) inner chamber top is provided with moulding push rod (3); Moulding push rod (3) outside is provided with spring (4), and spring (4) below is provided with stage clip lid (6), and stage clip lid (6) bottom is provided with second circlip for hole (18); Valve seat (5) inner chamber middle part is provided with threeway ball core (16), and threeway ball core (16) top is provided with right sealing gasket (17), and threeway ball core (16) left side links to each other with mandrel (9); Be provided with first circlip for hole (10) between mandrel (9) and valve seat (5) inwall; The 2nd O shape rubber seal (11), the end of mandrel (9) also links to each other with handle (8), hexagonal flush end Cock screw (7) in also being provided with on the handle (8); Threeway ball core (16) below is provided with left sealing gasket (14); Be provided with the 4th O shape rubber seal (15) between left side sealing gasket (14) and the valve seat (5), left sealing gasket (14) below is provided with threaded pressure ring (13), and valve seat (5) bottom end face is provided with the 3rd O shape rubber seal (12).
2. a kind of combination brake switch and proporting according to claim 1 is characterized in that, is provided with second circlip for hole (18) between described stage clip lid (6) and the valve seat (5), and the upper end part of second circlip for hole and valve seat (5) has constituted the gas charging valve part.
3. a kind of combination brake switch and proporting according to claim 1 is characterized in that, a described protecting cover (1) and an O shape rubber seal (2) have constituted the protective gear of gas charging valve.
4. a kind of combination brake switch and proporting according to claim 1; It is characterized in that; One section of the centre of described interior hexagonal flush end Cock screw (7), handle (8), mandrel (9), first circlip for hole (10), the 2nd O shape rubber seal (11), threaded pressure ring (13), left sealing gasket (14), the 4th O shape rubber seal (15), threeway ball core (16), right sealing gasket (17) and valve seat (5); Constituted the primary valve part of four way ball valve
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220234965 CN202580129U (en) | 2012-05-23 | 2012-05-23 | Combined valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220234965 CN202580129U (en) | 2012-05-23 | 2012-05-23 | Combined valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202580129U true CN202580129U (en) | 2012-12-05 |
Family
ID=47249541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220234965 Expired - Fee Related CN202580129U (en) | 2012-05-23 | 2012-05-23 | Combined valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202580129U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061341A (en) * | 2014-07-03 | 2014-09-24 | 叶平 | Multifunctional SF6 valve with temperature compensation and high sealing performance |
| CN114738526A (en) * | 2021-01-07 | 2022-07-12 | 天津平高智能电气有限公司 | Inflation valve for sulfur hexafluoride switch and sulfur hexafluoride switch |
-
2012
- 2012-05-23 CN CN 201220234965 patent/CN202580129U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061341A (en) * | 2014-07-03 | 2014-09-24 | 叶平 | Multifunctional SF6 valve with temperature compensation and high sealing performance |
| CN114738526A (en) * | 2021-01-07 | 2022-07-12 | 天津平高智能电气有限公司 | Inflation valve for sulfur hexafluoride switch and sulfur hexafluoride switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20140523 |