CN204732357U - The fastener of a kind of arc-extinguishing chamber of circuit breaker and circuit breaker support component - Google Patents
The fastener of a kind of arc-extinguishing chamber of circuit breaker and circuit breaker support component Download PDFInfo
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- CN204732357U CN204732357U CN201520479149.2U CN201520479149U CN204732357U CN 204732357 U CN204732357 U CN 204732357U CN 201520479149 U CN201520479149 U CN 201520479149U CN 204732357 U CN204732357 U CN 204732357U
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- circuit breaker
- adpting flange
- arc
- fastener
- support component
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Abstract
The utility model discloses the fastener of a kind of arc-extinguishing chamber of circuit breaker and circuit breaker support component, this fastener comprises the casing between the arc control device and the support section of circuit breaker of circuit breaker, the center of casing is provided with through hole, pull bar runs through the center of this casing by this through hole, and actuating pull bar realizes the breaking-closing operating of circuit breaker; Described casing comprises the first adpting flange and the second adpting flange, this first adpting flange and the second adpting flange are fastenedly connected by securing member, installation site and the through hole of this securing member are adjacent, guarantee that the first adpting flange contacts with the second adpting flange first being fastenedly connected face laminating uniform force, conduct electricity unobstructed.
Description
[technical field]
The utility model belongs to primary cut-out field, is specifically related to the fastener of a kind of arc-extinguishing chamber of circuit breaker and circuit breaker support component.
[background technology]
In order to reduce the occupation of land space of transformer station, the miniaturization of high-voltage electrical equipment, integratedly become its main developing direction.As utility model patent (grant number: CN 203367765 U) discloses the syndeton of a kind of electronic current mutual inductor and circuit breaker, electronic current mutual inductor be embedded in circuit breaker internal, decrease and take up an area space, but add outer cover and optical fiber insulator on circuit breaker side.
In order to solve above technical problem, someone proposes to arrange casing between arc-extinguishing chamber of circuit breaker and circuit breaker support component, and casing is made up of upper and lower adpting flange, and on this, lower flange is connected by securing member in the position at four angles.But for this structure, because securing member is fastening in the position at four angles, therefore, when mounted, be difficult to the face that the is fastenedly connected uniform force ensureing upper lower flange, thus have influence on normal circuit turn-on.
[utility model content]
The utility model provides the fastener of a kind of arc-extinguishing chamber of circuit breaker and circuit breaker support component, guarantee that the first adpting flange contacts with the second adpting flange first be fastenedly connected face laminating uniform force, conduct electricity unobstructed.
The utility model is by the following technical solutions:
The fastener of a kind of arc-extinguishing chamber of circuit breaker and circuit breaker support component, this fastener comprises the casing between the arc control device and the support section of circuit breaker of circuit breaker, the center of casing is provided with through hole, pull bar runs through the center of this casing by this through hole, and actuating pull bar realizes the breaking-closing operating of circuit breaker; Described casing comprises the first adpting flange and the second adpting flange, this first adpting flange and the second adpting flange are fastenedly connected by securing member, installation site and the through hole of this securing member are adjacent, guarantee that the first adpting flange contacts with the second adpting flange first being fastenedly connected face laminating uniform force, conduct electricity unobstructed.
Described securing member is the first bolt group, described first adpting flange is provided with counter sink, second adpting flange is provided with screwed hole, and described first bolt group, through counter sink be screwed into screwed hole, realizes being fastenedly connected of the first adpting flange and the second adpting flange.
Described first adpting flange and arc control device flange are fastenedly connected by the 4th bolt group, contact-making surface both it forms the first hermetically-sealed construction sealing by seal groove and sealing ring, the second hermetically-sealed construction that the contact-making surface of described first adpting flange and the second adpting flange is formed by seal groove and sealing ring seals, and the securing member of described first adpting flange and the second adpting flange is positioned at outside or the inner side of this first hermetically-sealed construction and the second hermetically-sealed construction.
Be provided with collecting unit in described casing, the signal that this collecting unit collects leads to data processing unit by optical fiber.
Described collecting unit is positioned at cannelure, and when collecting unit is arranged on after in cannelure, space is all left in outside and the inner side of described collecting unit, and unnecessary optical fiber and collecting unit coil to be placed, and hinders optical fiber in case stop loss.
Have annulus between the outer annular face of described first adpting flange and the outer annular face of the second adpting flange, dead ring fills this annulus in the mode of matched in clearance just.
The cannelure of accommodating described collecting unit is positioned at the outside in the face that is fastenedly connected of the first adpting flange and the second adpting flange, is positioned at the outside of cannelure by the annular space that described dead ring is filled.
Described dead ring all coordinates with structure installment that is protruding and groove with the first adpting flange and the second adpting flange.
Described optical fiber comprises mid portion, and this mid portion imbeds post insulator inside, and exposed portion, top is connected with collecting unit by optic fibre hole, and appearing and be partly connected with data processing unit in bottom, realizes the transmission of image data.
Described optic fibre hole is positioned at the outside of the 3rd seal groove, is equipped with the 3rd sealing gasket in order to realize the sealing between the second adpting flange and post insulator in the 3rd seal groove.
Compared with prior art, the utility model at least has following beneficial effect: the utility model casing comprises the first adpting flange and the second adpting flange, first adpting flange is provided with counter sink, second adpting flange is provided with screwed hole, first bolt group is passed counter sink and is screwed into screwed hole, realize being fastenedly connected of the first adpting flange and the second adpting flange, this restraint location be fastenedly connected is positioned at first and is fastenedly connected on face, with guarantee first be fastenedly connected face laminating uniform force, conduct electricity unobstructed.
[accompanying drawing explanation]
Fig. 1 is the integrated integral layout structure chart of the utility model electronic current mutual inductor and circuit breaker.
Wherein, 1 is collecting unit, 2 is optical fiber, 2-1 is exposed portion, optical fiber upper end, 2-2 is optical fiber mid portion, 2-3 is exposed portion, optical fiber bottom, 3 is data processing unit, 4 is casing, 4-1 is the first adpting flange, 4-2 is the second adpting flange, 4-3 is dead ring, 5 is cannelure, 6 is circuit breaker sleeve pipe, 7 is post insulator, 8 is through hole, 9 is pull bar, 10-1 is the first outer annular face, 10-2 is the second outer annular face, 11-1 first is fastenedly connected face, 11-2 second is fastenedly connected face, 11-3 the 3rd is fastenedly connected face, 12-1 is the first seal groove, 12-2 is the second seal groove, 12-3 is the 3rd seal groove, 13-1 is the first sealing ring, 13-2 is the second sealing ring, 13-3 is the 3rd sealing ring, 14 is arc control device flange, 15 is counter sink, 15-1 is the first set screws, 16 is screwed hole, 17 is the second bolt group, 18 is the 4th bolt group, 19 is the 3rd bolt group, 20 is optic fibre hole, 21-1 is the arc control device of circuit breaker, 21-2 is the support section of circuit breaker, 22 is marine glue.
Fig. 2 is the enlarged drawing that dead ring coordinates with the first adpting flange.
Wherein, 4-1-1 is the first groove on the first adpting flange, and 4-2-1 is that second on the second adpting flange is protruding, and 4-3-1 is the first projection of dead ring, and 4-3-2 is the second groove on dead ring.
Fig. 3 is the Local map of casing.
Wherein, 23 is annular space.
[embodiment]
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Refer to shown in Fig. 1 to Fig. 3, the utility model is for the integration problem of optical-fiber-type current transformer and circuit breaker, and propose a kind of effective integrating device and method, embodiment is as follows:
First, under the prerequisite not affecting circuit breaker basic function, the overall structure realizing optical-fiber-type current transformer collecting unit and circuit breaker is integrated: between the arc control device 21-1 and the support section 21-2 of circuit breaker of circuit breaker, arrange a casing 4, the center of casing 4 is provided with through hole 8, pull bar 9 runs through the center of this casing by this through hole, and actuating pull bar 9 realizes the breaking-closing operating of circuit breaker.The first adpting flange 4-1, the second adpting flange 4-2, collecting unit 1 and dead ring 4-3 is comprised in casing 4.Casing 4 top is connected (specifically with arc control device flange 14, first adpting flange 4-1 and arc control device flange 14 are fastenedly connected by the 4th bolt group 18), realize with the arc control device 21-1 of circuit breaker integrated, be connected (specifically with post insulator 7 bottom casing 4, second adpting flange 4-2 and post insulator 7 are fastenedly connected by the 3rd bolt group 19), realize with the support section 21-2 of circuit breaker integrated.
The second, on the basis that overall structure is integrated, realize the function of optical-fiber-type current transformer:
Dead ring 4-3 in casing 4 is positioned at the outside of collecting unit 1, and the face that the first adpting flange 4-1 contacts with the second adpting flange 4-2 is first be fastenedly connected face 11-1, and this first is fastenedly connected the inner side that face 11-1 is positioned at collecting unit 1, for On current.Because first of On current is fastenedly connected the inner side of face 11-1 at collecting unit 1, collecting unit 1 can monitor its current data effectively in real time.
It is inner that the mid portion 2-2 of optical fiber 2 imbeds post insulator 7, and exposed portion, top 2-1 is connected with collecting unit 1 by optic fibre hole 20, and the bottom part 2-3 that appears is connected with data processing unit 3, realizes the transmission of image data.
3rd, on the basis of overall structure and function i ntegration, consider integrated after reliability:
1) the first adpting flange 4-1 with through hole 8 center for axle, be symmetrically arranged with some counter sinks 15, on second adpting flange 4-2 with through hole 8 center for axle, be symmetrically arranged with some screwed holes 16, first bolt group 15-1 passes counter sink 15 and is screwed into screwed hole 16, realize being fastenedly connected of the first adpting flange 4-1 and the second adpting flange 4-2, this restraint location be fastenedly connected is positioned at first and is fastenedly connected on the 11-1 of face, with guarantee first be fastenedly connected face 11-1 fit uniform force, conduct electricity unobstructed.
2) have annulus 23 between the outer annular face 10-1 of the first adpting flange 4-1 and the outer annular face 10-2 of the second adpting flange 4-2, dead ring 4-3 can fill this annulus in the mode of matched in clearance just; Dead ring 4-3 is provided with the first protruding 4-3-1 on the face of the first adpting flange, first adpting flange 4-1 is provided with the first groove 4-1-1 at correspondence position, dead ring 4-3 is provided with the second groove 4-3-2 on the face of the second adpting flange, second adpting flange 4-2 is provided with the second protruding 4-2-1 on correspondence position, and the first protruding 4-3-1 be able to coordinate installation with the first groove 4-1-1, the second protruding 4-2-1 with the second groove 4-3-2.Which can realize the play preventing dead ring on the one hand, can prevent rainwater from entering cannelure 5 on the other hand.
3) collecting unit 1 is arranged in the cannelure 5 of casing 4 by the second bolt group 17; And when collecting unit 1 is arranged on after in cannelure 5, space is all left in outside and the inner side of described collecting unit, unnecessary optical fiber and collecting unit coil to be placed, and prevents optical fibre damage.
4) end face of arc control device flange 14 and the first adpting flange 4-1 is tightly connected, and the bottom surface of the first adpting flange 4-1 and the end face of the second adpting flange 4-2 are tightly connected, and the bottom surface of the second adpting flange 4-2 and the end face of post insulator 7 are tightly connected.The structure wherein adopting seal groove to add sealing ring realizes above-mentioned sealing, and concrete mode is: between the first adpting flange 4-1 and the second adpting flange 4-2 first is fastenedly connected on the 11-1 of face and is provided with the first seal groove 12-1, in order to settle the first sealing ring 13-1; Between described first adpting flange 4-1 and arc control device flange 14 second is fastenedly connected on the 11-2 of face and is provided with the second seal groove 12-2, in order to settle the second sealing ring 13-2; Between described second adpting flange 4-2 and post insulator 7 the 3rd is fastenedly connected on the 11-3 of face and is provided with the 3rd seal groove 12-3, in order to settle the 3rd sealing ring 13-3.Above-mentioned first seal groove and the second seal groove, be all positioned between the center line of casing (4) and the first bolt group (15-1), or be all positioned at the outside of the first bolt group (15-1).
5) optic fibre hole 20 is positioned at the outside of the 3rd seal groove 12-3.
6) uniform application marine glue 22 outside the seam crossing of dead ring 4-3 and the first adpting flange 4-1, the second adpting flange 4-2, infiltrates to prevent rainwater.
Finally, on the basis in above-mentioned three, consider its erection sequence:
1) the mid portion 2-2 of optical fiber 2 is embedded in post insulator 7;
2) the second adpting flange 4-2 and post insulator 7 are fastenedly connected by the 3rd bolt group 19;
3) the part 2-1 that appeared on the top of optical fiber 2 penetrates optic fibre hole 20, is then connected with collecting unit 1;
4) be fastenedly connected on the second adpting flange 4-2 by collecting unit 1 by the second bolt group 17, unnecessary fiber reel, around placement, hinders optical fiber in case stop loss;
5) dead ring 4-3 is enclosed within the second adpting flange 4-2 by the second groove 4-3-2, then by the first bolt group 15-1, the second adpting flange 4-2 and the first adpting flange 4-1 is fastenedly connected;
6) finally the arc control device 21-1 comprising arc control device flange 14 and arc control device sleeve pipe 6 assembled is fastenedly connected by the 4th bolt group 18 and the first adpting flange 4-1, last uniform application marine glue 22, completes the integrated installation of optical-fiber-type current transformer and circuit breaker.
Claims (10)
1. the fastener of an arc-extinguishing chamber of circuit breaker and circuit breaker support component, it is characterized in that: this fastener comprises the casing (4) between arc control device (21-1) and the support section (21-2) of circuit breaker being positioned at circuit breaker, the center of casing (4) is provided with through hole (8), pull bar (9) runs through the center of this casing (4) by this through hole (8), and actuating pull bar (9) realizes the breaking-closing operating of circuit breaker; Described casing comprises the first adpting flange (4-1) and the second adpting flange (4-2), this first adpting flange and the second adpting flange are fastenedly connected by securing member, installation site and the through hole of this securing member are adjacent, with guarantee that the first adpting flange contacts with the second adpting flange first be fastenedly connected face (11-1) fit uniform force, conduct electricity unobstructed.
2. the fastener of a kind of arc-extinguishing chamber of circuit breaker according to claim 1 and circuit breaker support component, it is characterized in that: described securing member is the first bolt group (15-1), described first adpting flange (4-1) is provided with counter sink (15), second adpting flange is provided with screwed hole (16), described first bolt group (15-1) is through counter sink (15) and be screwed into screwed hole (16), realizes being fastenedly connected of the first adpting flange (4-1) and the second adpting flange (4-2).
3. the fastener of a kind of arc-extinguishing chamber of circuit breaker according to claim 1 and circuit breaker support component, it is characterized in that: described first adpting flange and arc control device flange are fastenedly connected by the 4th bolt group, contact-making surface both it forms the first hermetically-sealed construction sealing by seal groove and sealing ring, the second hermetically-sealed construction that the contact-making surface of described first adpting flange and the second adpting flange is formed by seal groove and sealing ring seals, and the securing member of described first adpting flange and the second adpting flange is positioned at outside or the inner side of this first hermetically-sealed construction and the second hermetically-sealed construction.
4. the fastener of a kind of arc-extinguishing chamber of circuit breaker according to claim 1 and circuit breaker support component, it is characterized in that: be provided with collecting unit (1) in described casing (4), the signal that this collecting unit (1) collects leads to data processing unit (3) by optical fiber.
5. the fastener of a kind of arc-extinguishing chamber of circuit breaker according to claim 4 and circuit breaker support component, it is characterized in that: described collecting unit is positioned at cannelure (5), when collecting unit is arranged on after in cannelure, space is all left in outside and the inner side of described collecting unit, unnecessary optical fiber and collecting unit coil to be placed, and hinders optical fiber in case stop loss.
6. the fastener of a kind of arc-extinguishing chamber of circuit breaker according to claim 5 and circuit breaker support component, it is characterized in that: have annulus (23) between the outer annular face (10-1) of described first adpting flange (4-1) and the outer annular face (10-2) of the second adpting flange (4-2), dead ring (4-3) fills this annulus in the mode of matched in clearance just.
7. the fastener of a kind of arc-extinguishing chamber of circuit breaker according to claim 6 and circuit breaker support component, it is characterized in that: the cannelure of accommodating described collecting unit is positioned at the outside in the face that is fastenedly connected of the first adpting flange and the second adpting flange, is positioned at the outside of cannelure by the annular space that described dead ring is filled.
8. the fastener of a kind of arc-extinguishing chamber of circuit breaker according to claim 6 and circuit breaker support component, is characterized in that: described dead ring (4-3) all coordinates with structure installment that is protruding and groove with the first adpting flange (4-1) and the second adpting flange (4-2).
9. the fastener of a kind of arc-extinguishing chamber of circuit breaker according to claim 4 and circuit breaker support component, it is characterized in that: described optical fiber comprises mid portion (2-2), it is inner that this mid portion imbeds post insulator (7), exposed portion, top (2-1) is connected with collecting unit (1) by optic fibre hole (20), bottom appear part (2-3) be connected with data processing unit (3), realize the transmission of image data.
10. the fastener of a kind of arc-extinguishing chamber of circuit breaker according to claim 9 and circuit breaker support component, it is characterized in that: described optic fibre hole (20) is positioned at the outside of the 3rd seal groove (12-3), be equipped with the 3rd sealing gasket in the 3rd seal groove (12-3) in order to realize the sealing between the second adpting flange (4-2) and post insulator (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520479149.2U CN204732357U (en) | 2015-07-03 | 2015-07-03 | The fastener of a kind of arc-extinguishing chamber of circuit breaker and circuit breaker support component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520479149.2U CN204732357U (en) | 2015-07-03 | 2015-07-03 | The fastener of a kind of arc-extinguishing chamber of circuit breaker and circuit breaker support component |
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| CN204732357U true CN204732357U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520479149.2U Active CN204732357U (en) | 2015-07-03 | 2015-07-03 | The fastener of a kind of arc-extinguishing chamber of circuit breaker and circuit breaker support component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107332112A (en) * | 2017-06-30 | 2017-11-07 | 中国西电电气股份有限公司 | A kind of integrated system of electronic current mutual inductor and breaker |
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2015
- 2015-07-03 CN CN201520479149.2U patent/CN204732357U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107332112A (en) * | 2017-06-30 | 2017-11-07 | 中国西电电气股份有限公司 | A kind of integrated system of electronic current mutual inductor and breaker |
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| GR01 | Patent grant |