CN208444776U - A kind of SF6Gas density relay valving - Google Patents
A kind of SF6Gas density relay valving Download PDFInfo
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- CN208444776U CN208444776U CN201821022061.8U CN201821022061U CN208444776U CN 208444776 U CN208444776 U CN 208444776U CN 201821022061 U CN201821022061 U CN 201821022061U CN 208444776 U CN208444776 U CN 208444776U
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- compressed spring
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- joint shell
- density relay
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Abstract
A kind of SF6Gas density relay valving, the valve body upper side of the valving are provided with several self-sealing joints, and side face, which is provided with, fills tonifying Qi connector, SF6Gas density relay by one of self-sealing joint with fill tonifying Qi connector and be connected in valve inner by pipeline.A kind of SF described in the utility model6Gas density relay valving is used to connect SF by setting a self-sealing joint for conventional valves device6Gas density relay, while being arranged that leakproofness is good and compact fills tonifying Qi connector, to simplify operating process, improve overhaul efficiency.
Description
Technical field
The utility model relates to valve means technical field, specially a kind of SF6Gas density relay valving.
Background technique
The SF being equipped on high-voltage switch gear6Density monitor needs are often overhauled, the process that when maintenance disassembles and installs
It is very complicated, it needs to confirm whether valve body is connected to gas chamber in advance, if situations such as there are gas leakages;Replace valve body when
It waits and usually requires to SF6Density monitor is inflated or the operation of tonifying Qi, traditional and SF6What density monitor matched
Tonifying Qi connector is in order to guarantee leakproofness, and the volume being commonly designed is larger and dismounting is cumbersome, and the more multipair installation site of occupied space has
Certain requirement, it is very inconvenient.
Therefore, being badly in need of one kind can be realized fast assembling-disassembling SF6Density monitor with self-sealing joint and filling tonifying Qi connector
SF6Gas density relay valve.
Utility model content
The purpose of the utility model is to provide a kind of SF6Gas density relay valving, by by conventional valves
Device is set as a self-sealing joint for connecting SF6Gas density relay, while being arranged that leakproofness is good and volume
Small and exquisite fills tonifying Qi connector, to simplify operating process, improves overhaul efficiency.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the utility model is
A kind of SF6The valve body upper side of gas density relay valving, the valving is provided with several
Self-sealing joint, side face, which is provided with, fills tonifying Qi connector, SF6Gas density relay by one of self-sealing joint with
It fills tonifying Qi connector to be connected in valve inner by pipeline, vertical hollow be connect wherein the self-sealing joint includes one
Head shell A, it the sealing mandril A of joint shell A hollow cavity and being set in is set seals compressed spring A on mandril A, it is described
The lower part of joint shell A is that external screw thread is arranged and matches with the intracorporal internal screw thread of valve, and the joint shell A is relative to valve body
It is recessed inwardly to form annular groove on one side, sealing ring A is provided in annular groove, the lower part of the compressed spring A is provided with adjusting spiral shell
Set, Adjusting bolt Adjusting screw can adjust the elastic force of compressed spring A, the compressed spring according to the barometric information of valve inner management
A upper side is provided with sealing ring B, and a clamping nut is by SF6The interface fixation of gas density relay is pressed in joint shell A
Upper side on, the clamping nut be provided with internal screw thread and with joint shell A upper outside face setting external screw thread match,
The position of clamping nut and joint shell A upper side joint is provided with sealing ring B.
Further, the tonifying Qi connector that fills is arranged on the side face of valve body, connecing including transversal hollow
Head shell B, the mandril B of joint shell B hollow cavity is arranged in and is set in outside mandril B compressed spring B, the mandril B
It is divided into two sections of front and back, helmet is equipped with outside leading portion, rear end outer cover is equipped with compressed spring B, in compressed spring B close to the one of helmet
End is provided with gasket, and when compressed spring B active force, top tight sealing paves sealing function, and the compressed spring B is far from shield
One end of cap is provided with axle sleeve, and the axle sleeve is set in segment trailer after mandril B, and the bottom of the axle sleeve is fixed by circlip, described
What joint shell B was adjacent to body wall is provided with sealing ring C on one side.
Further, the arrow for indicating switch direction is provided on the valve body.
Compared with prior art, the utility model has the following beneficial effects:
The first, using self-sealing joint and SF6Gas density relay connection, in disassembly and installation SF6Gas density relay
When, it due to the self-styled performance of connector, can arbitrarily be mounted and dismounted, without carrying out other cumbersome operations, such as
Whether confirmation valve body is connected with gas chamber in advance, and safety operation can be carried out under the premise of gas-tight, improves maintenance
The safety and convenience of process, while Adjusting bolt Adjusting screw can adjust the elastic force of compressed spring A, thus according to different gas chambers
Pressure condition, to adjust the size of spring pressure, to reach optimal sealing effect;
The second, described in the utility model to fill tonifying Qi connector, substantially it is the different self-sealing joint of another structure, is waiting
Under the sealing of effect and sealing effect, the volume for filling tonifying Qi connector is smaller, and occupied space is also smaller, has saved limited in electrical equipment
Space, meanwhile, inflation/deflation connector is fastened by using the mode of screw thread, only needs to unscrew on screw thread in actual operation
The dynamic purpose that can reach fast assembling-disassembling, facilitates operation.
Other self-sealing joints being arranged in third, valve body can be used under ultra-high voltage environment with external micro- water transmitter
Line detects micro- water, realizes the technical effect of multi-purpose valve.
A kind of SF described in the utility model6Gas density relay valving, by setting conventional valves device
A self-sealing joint is set to for connecting SF6Gas density relay, while being arranged that leakproofness is good and compact
Tonifying Qi connector is filled, to simplify operating process, improves overhaul efficiency.
Detailed description of the invention
Fig. 1 is a kind of SF described in the utility model6The structure of self-sealing joint in gas density relay valving
Schematic diagram;
Fig. 2 is a kind of SF described in the utility model6The gas density relay knot that tonifying Qi connector is filled in valving
Structure schematic diagram.
Marked in the figure: 1, sealing ring A, 2, joint shell A, 3, sealing mandril A, 4, sealing ring B, 5, clamping nut, 6, pressure
Contracting spring A, 7, Adjusting bolt Adjusting screw, 8, helmet, 9, mandril B, 10, gasket, 11, compressed spring B, 12, joint shell B, 13, axis
Set, 14, sealing ring C, 15, circlip, 16, arrow.
Specific embodiment
It elaborates in the following with reference to the drawings and specific embodiments to the utility model, the present embodiment is with the utility model skill
Premised on art scheme, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited
In following embodiments.
A kind of SF6The valve body upper side of gas density relay valving, the valving is provided with several
Self-sealing joint, side face, which is provided with, fills tonifying Qi connector, SF6Gas density relay by one of self-sealing joint with
It fills tonifying Qi connector to be connected in valve inner by pipeline, vertical hollow be connect wherein the self-sealing joint includes one
Head shell A2, the compressed spring that the sealing mandril A3 of joint shell A2 hollow cavity is set and is set on sealing mandril A3
The lower part of A6, the joint shell A2 are that external screw thread is arranged and matches with the intracorporal internal screw thread of valve, the joint shell A2 phase
Annular groove is formed for being recessed inwardly on one side for valve body, sealing ring A1, the lower part of the compressed spring A6 are provided in annular groove
It is provided with Adjusting bolt Adjusting screw 7, the elastic force that Adjusting bolt Adjusting screw 7 can adjust compressed spring A6 according to the barometric information of valve inner management is big
Small, the compressed spring A6 upper side is provided with sealing ring B4, and a clamping nut 5 is by SF6The interface of gas density relay
Place fixation is pressed in the upper side of joint shell A2, the clamping nut 5 be provided with internal screw thread and with outside the top joint shell A2
The external screw thread of side setting matches, and the position of clamping nut 5 and joint shell A2 upper side joint is provided with sealing ring B4.
Preferably, the tonifying Qi connector that fills is arranged on the side face of valve body, including transversal hollow
Joint shell B12, the mandril B9 that joint shell B12 hollow cavity is set and the compressed spring B11 being set in outside mandril B9,
It is two sections of front and back that the mandril B9, which is divided to, helmet 8 is equipped with outside leading portion, rear end outer cover is equipped with compressed spring B11, in compressed spring
B11 is provided with gasket 10 close to one end of helmet 8, and when compressed spring B11 active force, top tight sealing pad 10 plays sealing and makees
With, the compressed spring B11 is provided with axle sleeve 13 far from one end of helmet 8, and the axle sleeve 13 is set in segment trailer after mandril B9,
The bottom of the axle sleeve 13 is fixed by circlip 15, and what the joint shell B12 was adjacent to body wall is provided with sealing ring on one side
C14。
Preferably, being provided with the arrow 16 for indicating switch direction on the valve body.
Preferably, other self-sealing joints can be used to connect micro- water transmitter.
Embodiment 1
A kind of SF6The valve body upper side of gas density relay valving, the valving is provided with several
Self-sealing joint, side face, which is provided with, fills tonifying Qi connector, SF6Gas density relay by one of self-sealing joint with
It fills tonifying Qi connector to be connected in valve inner by pipeline, vertical hollow be connect wherein the self-sealing joint includes one
Head shell A2, the compressed spring that the sealing mandril A3 of joint shell A2 hollow cavity is set and is set on sealing mandril A3
The lower part of A6, the joint shell A2 are that external screw thread is arranged and matches with the intracorporal internal screw thread of valve, the joint shell A2 phase
Annular groove is formed for being recessed inwardly on one side for valve body, sealing ring A1, the lower part of the compressed spring A6 are provided in annular groove
It is provided with Adjusting bolt Adjusting screw 7, the elastic force that Adjusting bolt Adjusting screw 7 can adjust compressed spring A6 according to the barometric information of valve inner management is big
Small, the compressed spring A6 upper side is provided with sealing ring B4, and a clamping nut 5 is by SF6The interface of gas density relay
Place fixation is pressed in the upper side of joint shell A2, the clamping nut 5 be provided with internal screw thread and with outside the top joint shell A2
The external screw thread of side setting matches, and the position of clamping nut 5 and joint shell A2 upper side joint is provided with sealing ring B4.
Embodiment 2
A kind of SF6The valve body upper side of gas density relay valving, the valving is provided with several
Self-sealing joint, side face, which is provided with, fills tonifying Qi connector, SF6Gas density relay by one of self-sealing joint with
It fills tonifying Qi connector to be connected in valve inner by pipeline, vertical hollow be connect wherein the self-sealing joint includes one
Head shell A2, the compressed spring that the sealing mandril A3 of joint shell A2 hollow cavity is set and is set on sealing mandril A3
The lower part of A6, the joint shell A2 are that external screw thread is arranged and matches with the intracorporal internal screw thread of valve, the joint shell A2 phase
Annular groove is formed for being recessed inwardly on one side for valve body, sealing ring A1, the lower part of the compressed spring A6 are provided in annular groove
It is provided with Adjusting bolt Adjusting screw 7, the elastic force that Adjusting bolt Adjusting screw 7 can adjust compressed spring A6 according to the barometric information of valve inner management is big
Small, the compressed spring A6 upper side is provided with sealing ring B4, and a clamping nut 5 is by SF6The interface of gas density relay
Place fixation is pressed in the upper side of joint shell A2, the clamping nut 5 be provided with internal screw thread and with outside the top joint shell A2
The external screw thread of side setting matches, and the position of clamping nut 5 and joint shell A2 upper side joint is provided with sealing ring B4.
The tonifying Qi connector that fills is arranged on the side face of valve body, joint shell B12 including a transversal hollow,
The compressed spring B11, the mandril B9 point that the mandril B9 of joint shell B12 hollow cavity is set and is set in outside mandril B9
For two sections of front and back, leading portion outside is equipped with helmet 8, and rear end outer cover is equipped with compressed spring B11, in compressed spring B11 close to helmet 8
One end be provided with gasket 10, when compressed spring B11 active force, top tight sealing pad 10 plays sealing function, the compression bullet
Spring B11 is provided with axle sleeve 13 far from one end of helmet 8, and the axle sleeve 13 is set in segment trailer after mandril B9, the axle sleeve 13
Bottom is fixed by circlip 15, and what the joint shell B12 was adjacent to body wall is provided with sealing ring C14 on one side.
Embodiment 3
A kind of SF6The valve body upper side of gas density relay valving, the valving is provided with several
Self-sealing joint, side face, which is provided with, fills tonifying Qi connector, SF6Gas density relay by one of self-sealing joint with
It fills tonifying Qi connector to be connected in valve inner by pipeline, vertical hollow be connect wherein the self-sealing joint includes one
Head shell A2, the compressed spring that the sealing mandril A3 of joint shell A2 hollow cavity is set and is set on sealing mandril A3
The lower part of A6, the joint shell A2 are that external screw thread is arranged and matches with the intracorporal internal screw thread of valve, the joint shell A2 phase
Annular groove is formed for being recessed inwardly on one side for valve body, sealing ring A1, the lower part of the compressed spring A6 are provided in annular groove
It is provided with Adjusting bolt Adjusting screw 7, the elastic force that Adjusting bolt Adjusting screw 7 can adjust compressed spring A6 according to the barometric information of valve inner management is big
Small, the compressed spring A6 upper side is provided with sealing ring B4, and a clamping nut 5 is by SF6The interface of gas density relay
Place fixation is pressed in the upper side of joint shell A2, the clamping nut 5 be provided with internal screw thread and with outside the top joint shell A2
The external screw thread of side setting matches, and the position of clamping nut 5 and joint shell A2 upper side joint is provided with sealing ring B4.
The tonifying Qi connector that fills is arranged on the side face of valve body, joint shell B12 including a transversal hollow,
The compressed spring B11, the mandril B9 point that the mandril B9 of joint shell B12 hollow cavity is set and is set in outside mandril B9
For two sections of front and back, leading portion outside is equipped with helmet 8, and rear end outer cover is equipped with compressed spring B11, in compressed spring B11 close to helmet 8
One end be provided with gasket 10, when compressed spring B11 active force, top tight sealing pad 10 plays sealing function, the compression bullet
Spring B11 is provided with axle sleeve 13 far from one end of helmet 8, and the axle sleeve 13 is set in segment trailer after mandril B9, the axle sleeve 13
Bottom is fixed by circlip 15, and what the joint shell B12 was adjacent to body wall is provided with sealing ring C14 on one side.
The arrow 16 for indicating switch direction is provided on the valve body.
Other self-sealing joints can be used to connect micro- water transmitter.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, although the utility model with preferred embodiment description as above, be not intended to limit the utility model, it is any ripe
Professional and technical personnel is known, is not being departed within the scope of technical solutions of the utility model, when using technology contents described above
A little change for making or modification are the equivalent embodiment of equivalent variations, but all without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still
It is within the scope of the technical solutions of the present invention.
Claims (4)
1. a kind of SF6Gas density relay valving, it is characterised in that: the valve body upper side of the valving is arranged
There are several self-sealing joints, side face, which is provided with, fills tonifying Qi connector, SF6Gas density relay passes through one of those certainly
Sealing joint with fill tonifying Qi connector and be connected in valve inner by pipeline, wherein each self-sealing joint includes one vertical
Hollow joint shell A(2), setting joint shell A(2) hollow cavity sealing mandril A(3) and be set in seal mandril A
(3) the compressed spring A(6 on), the joint shell A(2) lower part be external screw thread be arranged and with the intracorporal internal screw thread phase of valve
Match, the joint shell A(2) annular groove is formed relative to being recessed inwardly on one side for valve body, sealing ring A is provided in annular groove
(1), the compressed spring A(6) lower part be provided with Adjusting bolt Adjusting screw (7), Adjusting bolt Adjusting screw (7) can be according to valve inner management
Barometric information adjusts compressed spring A(6) elastic force, the compressed spring A(6) upper side is provided with sealing ring B(4), one
A clamping nut (5) is by SF6Gas density relay interface fixation is pressed in joint shell A(2) upper side on, the pressure
Tight nut (5) is provided with internal screw thread and matches with the external screw thread of joint shell A(2) upper outside face setting, clamping nut (5)
The position of joint shell A(2) upper side joint is provided with sealing ring B(4).
2. a kind of SF as described in claim 16Gas density relay valving, it is characterised in that: described to fill tonifying Qi and connect
Head be arranged on the side face of valve body, the joint shell B(12 including a transversal hollow), be arranged in joint shell B
(12) the mandril B(9 of hollow cavity) and be set in mandril B(9) external compressed spring B(11), the mandril B(9) be divided into before
Two sections afterwards, leading portion outside is equipped with helmet (8), and rear end outer cover is equipped with compressed spring B(11), in compressed spring B(11) close to shield
One end of cap (8) is provided with gasket (10), and when compressed spring B(11) active force, top tight sealing pad (10) plays sealing and makees
It is provided with axle sleeve (13) with the compressed spring B(11) far from the one end of helmet (8), the axle sleeve (13) is set in mandril B
(9) segment trailer, the bottom of the axle sleeve (13) are fixed by circlip (15) afterwards, the joint shell B(12) it is adjacent to body wall
It is provided with sealing ring C(14 on one side).
3. a kind of SF as described in claim 16Gas density relay valving, it is characterised in that: set on the valve body
It is equipped with the arrow (16) for indicating switch direction.
4. a kind of SF as described in claim 16Gas density relay valving, it is characterised in that: it is described it is other from
Sealing joint can be used to connect micro- water transmitter.
Priority Applications (1)
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CN201821022061.8U CN208444776U (en) | 2018-06-29 | 2018-06-29 | A kind of SF6Gas density relay valving |
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CN201821022061.8U CN208444776U (en) | 2018-06-29 | 2018-06-29 | A kind of SF6Gas density relay valving |
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CN201821022061.8U Active CN208444776U (en) | 2018-06-29 | 2018-06-29 | A kind of SF6Gas density relay valving |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111982381A (en) * | 2020-08-13 | 2020-11-24 | 中国兵器工业第五九研究所 | Device for detecting and adjusting gas pressure in gas microenvironment |
-
2018
- 2018-06-29 CN CN201821022061.8U patent/CN208444776U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111982381A (en) * | 2020-08-13 | 2020-11-24 | 中国兵器工业第五九研究所 | Device for detecting and adjusting gas pressure in gas microenvironment |
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