CN105300738A - Full-sealed gas taking device for gas relay - Google Patents
Full-sealed gas taking device for gas relay Download PDFInfo
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- CN105300738A CN105300738A CN201510848196.4A CN201510848196A CN105300738A CN 105300738 A CN105300738 A CN 105300738A CN 201510848196 A CN201510848196 A CN 201510848196A CN 105300738 A CN105300738 A CN 105300738A
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- hermetically sealed
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Abstract
The invention discloses a full-sealed gas taking device for a gas relay, and relates to a gas taking device. An eccentric hole (22) is formed in the upper end of a bulged pipe (8) at the upper end of a gas extracting and storing pipe (18); a round piece (28) is placed at the upper end of the bulged pipe; the lower part of an upper cover (6) is connected with the bulged pipe; the outer edge of the round piece is movably connected with a light hole (26) in the upper part on the inner wall of the upper cover; the lower end of an eccentric pipe (24) is positioned in a small light hole (27) and can be rotated; the upper end of the eccentric pipe is connected with a gas opening of the gas relay through an extracting connector (5); the outer edges of rubber seal rings (3) of a piston plate (4) are in interference fit with the wall of a cavity (20) of the gas extracting and storing pipe; the piston plate is connected with one end of a push-pull rod (7); a handle (12) is arranged at the lower end of the push-pull rod. Through matching of the eccentric pipe and the eccentric hole of the bulged pipe, the obtained gas is relatively safe and pure.
Description
Technical field
The present invention relates to a kind of collector, especially relate to the hermetically sealed collector of a kind of gas relay.
Background technology
Known, protection is the main protection of transformer, effectively can react power transformer interior fault; Light Buchholz relay is made up of open cup, dry-reed contact etc., acts on signal; Grave gas relay is made up of baffle plate, spring, dry-reed contact etc., acts on tripping operation; During normal operation, Buchholz relay is full of oil, and open cup is immersed in oil, is in floating position, and dry-reed contact disconnects; When power transformer interior fault, it is overheated that trouble spot locally occurs, and cause neighbouring transformer oil to expand, the air dissolved in oil is expelled out of, and form bubble and rise, oil and other material ionize and produce gas under the effect of electric arc and electric discharge etc. simultaneously.When fault is slight, the methane gas of discharge rises lentamente and enters Buchholz relay, and pasta is declined, and the fulcrum that open cup produces is the anticlockwise rotation of axle, dry-reed contact is connected, sends signal; After transformer enters protection state; need comprising gas in transformer, the gas of free gas carries out stratographic analysis; obtained the running status of transformer by stratographic analysis result, existing collector, for use comparatively inconvenience, does not mainly have specific purpose tool institute extremely.
Summary of the invention
In order to overcome the deficiency in background technology, the present invention discloses the hermetically sealed collector of a kind of gas relay, is coordinated by the eccentric orfice of eccentric pipe with protruding pipe, guarantees that the gas obtained is safer pure.
For achieving the above object, the present invention adopts following technical scheme:
The hermetically sealed collector of a kind of gas relay, comprise gas extraction memotron, eccentric pipe, upper cover, extraction tube connector, piston plate, pull bar, lower cover and handle, eccentric orfice is provided with in the protruding pipe upper end of gas extraction memotron upper end, the eccentric position top of circular piece is provided with eccentric pipe, described circular piece is placed on the upper end of protruding pipe, the external thread C of the internal thread B connection bump pipe outer rim setting of upper cover inner wall lower, the outer rim of described circular piece is flexibly connected the unthreaded hole of upper cover upper inside wall, little unthreaded hole is provided with on described unthreaded hole top, eccentric pipe lower end to be in little unthreaded hole and rotatable, eccentric pipe upper end connects the gas port of gas relay by extraction tube connector, the outer edge surface of piston plate is provided with rubber seal, the rubber seal outer rim of piston plate and the cavity wall interference fit of gas extraction memotron, piston plate is connected with one end of pull bar, the middle part of pull bar is in the lower cover mider hole of gas extraction memotron lower end setting, is provided with handle in the lower end of pull bar.
The hermetically sealed collector of described gas relay, is provided with in the side of circular piece upper side eccentric pipe and screws plate, and described eccentric pipe is in the little unthreaded hole of upper cover with the lower end screwing plate.
The hermetically sealed collector of described gas relay, extraction tube connector is enclosed within the upper end of eccentric pipe, one end of extraction tube connector upper end connecting hose, and the other end of flexible pipe is provided with gas vent connector, and gas vent connector connects the gas port of gas relay.
The hermetically sealed collector of described gas relay, is provided with external thread B in the lower end of pull bar, the internal thread that described external thread B connecting handle is arranged.
The hermetically sealed collector of described gas relay, the upper inside wall of lower cover is provided with internal thread A, and the lower end outer edge surface of described gas extraction memotron is provided with external thread A, and the internal thread A of lower cover connects the external thread A of gas extraction memotron.
The hermetically sealed collector of described gas relay, lower convexity pipe is provided with in the bottom surfaces of lower cover, the pore of described lower convexity pipe and the mider hole of lower cover through, hole is provided with in the side of lower convexity pipe, described pull bar is interval with the through pilot hole in multiple left and right from top to bottom, and locating pin is through in the hole of lower convexity pipe.
The hermetically sealed collector of described gas relay, a side of lower convexity pipe is provided with side tabs, and described hole is by the through pore to lower convexity pipe in the outer end of side tabs.
The hermetically sealed collector of described gas relay, the rivet nut of locating pin is provided with rubber sleeve.
Owing to adopting technical scheme as above, the present invention has following beneficial effect:
The hermetically sealed collector of gas relay of the present invention, during use, gas vent connector is connected with the gas port of gas relay, then drawing handle, make the gas in transformer and free gas enter in the cavity of gas extraction memotron by the drive of piston plate, then use locating pin locking pull bar, screw plate and eccentric pipe, the pore of eccentric pipe is separated with the eccentric orfice on protruding pipe, so just can obtains safer pure gas and free gas; The gas that the present invention obtains takes laboratory to and carries out stratographic analysis; The gas that the present invention utilizes gas extraction memotron to obtain is comparatively stable, rational in infrastructure, use safety.
[accompanying drawing explanation]
Fig. 1 is assembly structure schematic diagram of the present invention;
Fig. 2 is that the present invention screws plate, the eccentric pipe setting position structural representation in circular piece;
Fig. 3 is lower cover perspective view of the present invention;
Fig. 4 is structural representation of the present invention;
In figure: 1, flexible pipe; 2, gas vent connector; 3, rubber seal; 4, piston plate; 5, extraction tube connector; 6, upper cover; 7, pull bar; 8, protruding pipe; 9, internal thread A; 10, lower cover; 11, locating pin; 12, handle; 13, rubber sleeve; 14, external thread A; 15, hole; 16, lower convexity pipe; 17, external thread B; 18, gas extraction memotron; 19, pilot hole; 20, cavity; 21, external thread C; 22, eccentric orfice; 23, plate is screwed; 24, eccentric pipe; 25, internal thread B; 26, unthreaded hole; 27, little unthreaded hole; 28, circular piece; 29, side tabs.
[embodiment]
Can explain the present invention in more detail by the following examples, disclose object of the present invention and be intended to protect all changes and improvements in the scope of the invention, the present invention is not limited to the following examples;
By reference to the accompanying drawings 1, 2, the hermetically sealed collector of gas relay described in 3 or 4, comprise gas extraction memotron 18, eccentric pipe 24, upper cover 6, extraction tube connector 5, piston plate 4, pull bar 7, lower cover 10 and handle 12, eccentric orfice 22 is provided with in protruding pipe 8 upper end of gas extraction memotron 18 upper end, the eccentric position top of circular piece 28 is provided with eccentric pipe 24, described circular piece 28 is placed on the upper end of protruding pipe 8, the external thread C21 of the internal thread B25 connection bump pipe 8 outer rim setting of upper cover 6 inner wall lower, the outer rim of described circular piece 28 is flexibly connected the unthreaded hole 26 of upper cover 6 upper inside wall, little unthreaded hole 27 is provided with on described unthreaded hole 26 top, be provided with in the side of circular piece 28 upper side eccentric pipe 24 and screw plate 23, described eccentric pipe 24 is in the little unthreaded hole 27 of upper cover 6 with the lower end screwing plate 23, eccentric pipe 24 lower end to be in little unthreaded hole 27 and rotatable, extraction tube connector 5 is enclosed within the upper end of eccentric pipe 24, one end of extraction tube connector 5 upper end connecting hose 1, the other end of flexible pipe 1 is provided with gas vent connector 2, gas vent connector 2 connects the gas port of gas relay.
Rubber seal 3 is provided with at the outer edge surface of piston plate 4, rubber seal 3 outer rim of piston plate 4 and the cavity 20 wall interference fit of gas extraction memotron 18, piston plate 4 is connected with one end of pull bar 7, the middle part of pull bar 7 is in lower cover 10 mider hole of gas extraction memotron 18 lower end setting, the upper inside wall of lower cover 10 is provided with internal thread A9, the lower end outer edge surface of described gas extraction memotron 18 is provided with external thread A14, the internal thread A9 of lower cover 10 connects the external thread A14 of gas extraction memotron 18, lower convexity pipe 16 is provided with in the bottom surfaces of lower cover 10, the pore of described lower convexity pipe 16 and the mider hole of lower cover 10 through, hole 15 is provided with in the side of lower convexity pipe 16, described pull bar 7 is interval with the through pilot hole in multiple left and right 19 from top to bottom, a side of lower convexity pipe 16 is provided with side tabs 29, described hole 15 is by the through pore to lower convexity pipe 16 in the outer end of side tabs 29, locating pin 11 is through in side tabs 29 hole 15 of lower convexity pipe 16, the rivet nut of locating pin 11 is provided with rubber sleeve 13, external thread B17 is provided with in the lower end of pull bar 7, the internal thread that described external thread B17 connecting handle 12 is arranged.
Implement the hermetically sealed collector of gas relay of the present invention, during use, first the eccentric orfice 22 of the pore respective protrusions pipe 8 of eccentric pipe 24 is adjusted, gas vent connector 2 is connected with the gas port of gas relay, then drawing handle 12, the gas in transformer and free gas is made to enter in the cavity 20 of gas extraction memotron 18 by the drive of piston plate 4, locating pin 11 is then used to lock pull bar 7, to take precautions against piston plate 4 displacement touched unintentionally handle 12 and bring, then plate 23 and eccentric pipe 24 is screwed described in screwing, the pore of eccentric pipe 24 is separated with the eccentric orfice 22 on protruding pipe 8, take off censorship of the present invention after gas vent connector 2.
Part not in the detailed description of the invention is prior art.
Claims (8)
1. the hermetically sealed collector of gas relay, comprise gas extraction memotron (18), eccentric pipe (24), upper cover (6), extraction tube connector (5), piston plate (4), pull bar (7), lower cover (10) and handle (12), it is characterized in that: be provided with eccentric orfice (22) in projection pipe (8) upper end of gas extraction memotron (18) upper end, the eccentric position top of circular piece (28) is provided with eccentric pipe (24), described circular piece (28) is placed on the upper end of protruding pipe (8), the internal thread B(25 of upper cover (6) inner wall lower) connection bump pipe (8) outer rim arrange external thread C(21), the outer rim of described circular piece (28) is flexibly connected the unthreaded hole (26) of upper cover (6) upper inside wall, little unthreaded hole (27) is provided with on described unthreaded hole (26) top, eccentric pipe (24) lower end to be in little unthreaded hole (27) and rotatable, eccentric pipe (24) upper end connects the gas port of gas relay by extraction tube connector (5), the outer edge surface of piston plate (4) is provided with rubber seal (3), rubber seal (3) outer rim of piston plate (4) and cavity (20) the wall interference fit of gas extraction memotron (18), piston plate (4) is connected with one end of pull bar (7), the middle part of pull bar (7) is in lower cover (10) mider hole of gas extraction memotron (18) lower end setting, is provided with handle (12) in the lower end of pull bar (7).
2. the hermetically sealed collector of gas relay according to claim 1, it is characterized in that: be provided with in the side of circular piece (28) upper side eccentric pipe (24) and screw plate (23), described eccentric pipe (24) and the lower end screwing plate (23) are in the little unthreaded hole (27) of upper cover (6).
3. the hermetically sealed collector of gas relay according to claim 1, it is characterized in that: extraction tube connector (5) is enclosed within the upper end of eccentric pipe (24), one end of extraction tube connector (5) upper end connecting hose (1), the other end of flexible pipe (1) is provided with gas vent connector (2), and gas vent connector (2) connects the gas port of gas relay.
4. the hermetically sealed collector of gas relay according to claim 1, is characterized in that: be provided with external thread B(17 in the lower end of pull bar (7)), described external thread B(17) the upper internal thread arranged of connecting handle (12).
5. the hermetically sealed collector of gas relay according to claim 1, it is characterized in that: the upper inside wall of lower cover (10) is provided with internal thread A(9), the lower end outer edge surface of described gas extraction memotron (18) is provided with external thread A(14), the internal thread A(9 of lower cover (10)) connect the external thread A(14 of gas extraction memotron (18)).
6. the hermetically sealed collector of gas relay according to claim 1, it is characterized in that: be provided with lower convexity pipe (16) in the bottom surfaces of lower cover (10), the pore of described lower convexity pipe (16) and the mider hole of lower cover (10) through, at lower convexity pipe, (side of 16 is provided with hole (15), described pull bar (7) is interval with the through pilot hole in multiple left and right (19) from top to bottom, and locating pin (11) is through in the hole (15) of lower convexity pipe (16).
7. the hermetically sealed collector of gas relay according to claim 6, it is characterized in that: on a side of lower convexity pipe (16), be provided with side tabs (29), described hole (15) are by the through pore to lower convexity pipe (16) in the outer end of side tabs (29).
8. the hermetically sealed collector of gas relay according to claim 6, is characterized in that: in the rivet nut of locating pin (11), be provided with rubber sleeve (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510848196.4A CN105300738A (en) | 2015-11-30 | 2015-11-30 | Full-sealed gas taking device for gas relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510848196.4A CN105300738A (en) | 2015-11-30 | 2015-11-30 | Full-sealed gas taking device for gas relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105300738A true CN105300738A (en) | 2016-02-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510848196.4A Pending CN105300738A (en) | 2015-11-30 | 2015-11-30 | Full-sealed gas taking device for gas relay |
Country Status (1)
| Country | Link |
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| CN (1) | CN105300738A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486550A (en) * | 2016-02-25 | 2016-04-13 | 国网黑龙江省电力有限公司哈尔滨供电公司 | Gas pumping device and method of electric transformer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2039839U (en) * | 1988-05-20 | 1989-06-21 | 张维清 | Gas sampling discriminator for transformer gas |
| CN202547985U (en) * | 2012-04-23 | 2012-11-21 | 三正集团股份有限公司 | Gas receiving stick |
| CN203324056U (en) * | 2013-08-01 | 2013-12-04 | 国家电网公司 | Gas relay gas taking device of transformer |
| CN104048857A (en) * | 2014-06-05 | 2014-09-17 | 国家电网公司 | Transformer gas relay sampling apparatus |
| CN104458359A (en) * | 2014-12-09 | 2015-03-25 | 国家电网公司 | Fully sealed gas taking device for gas relay |
| CN204594751U (en) * | 2015-05-29 | 2015-08-26 | 国家电网公司 | Transformer methane gas collector |
-
2015
- 2015-11-30 CN CN201510848196.4A patent/CN105300738A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2039839U (en) * | 1988-05-20 | 1989-06-21 | 张维清 | Gas sampling discriminator for transformer gas |
| CN202547985U (en) * | 2012-04-23 | 2012-11-21 | 三正集团股份有限公司 | Gas receiving stick |
| CN203324056U (en) * | 2013-08-01 | 2013-12-04 | 国家电网公司 | Gas relay gas taking device of transformer |
| CN104048857A (en) * | 2014-06-05 | 2014-09-17 | 国家电网公司 | Transformer gas relay sampling apparatus |
| CN104458359A (en) * | 2014-12-09 | 2015-03-25 | 国家电网公司 | Fully sealed gas taking device for gas relay |
| CN204594751U (en) * | 2015-05-29 | 2015-08-26 | 国家电网公司 | Transformer methane gas collector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486550A (en) * | 2016-02-25 | 2016-04-13 | 国网黑龙江省电力有限公司哈尔滨供电公司 | Gas pumping device and method of electric transformer |
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Application publication date: 20160203 |
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