CN102208770B - Chassis of L-shaped propelling device - Google Patents
Chassis of L-shaped propelling device Download PDFInfo
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- CN102208770B CN102208770B CN201110141797.3A CN201110141797A CN102208770B CN 102208770 B CN102208770 B CN 102208770B CN 201110141797 A CN201110141797 A CN 201110141797A CN 102208770 B CN102208770 B CN 102208770B
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- leading screw
- chassis
- screw rod
- supporting bracket
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Abstract
The invention discloses a chassis of an L-shaped propelling device, comprising a static contact box supporting plate, a chassis supporting plate and a breaker pallet; the chassis of the L-shaped propelling device further comprises a screw rod, a screw rod mounting plate, fixing brackets, a push nut, a guiding slide block bracket and a screw rod guiding slide block; two symmetrical fixing brackets are installed at the left side and the right side of the central position of the chassis supporting plate; the screw rod mounting plate is fixed on the fixing brackets by fastening bolts; one end of the screw rod passes through the screw rod mounting plate and the other end of the screw rod passes through the screw rod guiding slide block which is installed on the guiding slide block bracket; the guiding slide block bracket is fixed on the breaker pallet; the push nut is installed between two ends of the screw rod; the push nut passes through the screw rod and then is engaged with the screw rod; the breaker pallet is fixed on the push nut; and the front side and the rear side of a connecting part between the screw rod and the screw rod mounting plate are respectively provided with an internal locking steel bushing for the screw rod and an external locking steel bushing for the screw rod. According to the chassis of the L-shaped propelling device, disclosed by the invention, when a switch cabinet is debugged, if a breaker is in need of being taken into or removed from a gas tank, the pins, the screw rod and the screw rod mounting plate simply need to be taken out, and the operation is very convenient.
Description
Technical field
The present invention relates to a kind of L-type propulsion plant in inflatable switch cabinet that is arranged on, it drives the circuit breaker pallet that is contained on gapless guide rail between permanent magnetic actuator vacuum circuit breaker on circuit breaker pallet and the moving conductive parts of circuit breaker and the quiet conductive component of L-type mounting panel, to carry out with being arranged on the device that is effectively connected by the leading screw on chassis.
Background technology
At present, the mounting means that is contained in inflatable switch cabinet inner breaker is all fixed installation, in order to meet the power reguirements of obvious cut-off point, is equipped with isolating switch and jointly uses.Not only the operating physical force of interlock complexity each other but also isolating switch is very large.Especially heavy current disconnecting switches operating physical force is huge.Although have handcart type breaker in air-insulated intermediate switchgear cabinet, that chassis vehicle with wheel, because positioning precision is not high, is not suitable for again non-maintaining inflatable switch cabinet.Therefore invented the L-type propulsion plant can precise positioning with obvious cut-off point that operating physical force is very little.
Summary of the invention
The present invention seeks in order to solve existing heavy current disconnecting switches operating physical force hugely, in intermediate switchgear cabinet, have handcart type breaker chassis vehicle due to problems such as positioning precision are not high, and a kind of scheme with the L-type propulsion plant of obvious isolation breakpoint is provided.
In order to complete goal of the invention of the present invention, the present invention by the following technical solutions:
The chassis of a kind of L-type propulsion plant of the present invention, it comprises: fixed contact box supporting bracket, chassis supporting bracket and circuit breaker pallet, fixed contact box supporting bracket is welded in the end of chassis supporting bracket, six fixed contact boxes are housed in fixed contact box supporting bracket, circuit breaker pallet is fixed on slide block, wherein: on the chassis of L-type propulsion plant, also comprise: leading screw, leading screw mounting panel, fixed support, promote nut, guide runner support and leading screw guide runner, in the left and right of chassis supporting bracket middle position, two symmetrical fixed supports are housed, on fixed support, by fastening bolt, fix a leading screw mounting panel, one end of leading screw is through leading screw mounting panel, the other end is through the leading screw guide runner that is contained in guide runner support, guide runner support is fixed on circuit breaker pallet, promotion nut is housed between the two ends of leading screw, promote nut through leading screw and mesh with leading screw, circuit breaker pallet is fixed on and promotes on nut, before the coupling part of leading screw and leading screw mounting panel, leading screw interior locking steel bushing is equipped with respectively in rear both sides and leading screw locks steel bushing outward, in leading screw, locking steel bushing and leading screw lock steel bushing outward through leading screw, and be fixed by a pin to before leading screw mounting panel, on the leading screw of rear both sides,
The chassis of a kind of L-type propulsion plant of the present invention, wherein: the chassis of L-type propulsion plant also comprises: gapless straight line guide rails and slide block, in the supporting bracket of the chassis of the leading screw left and right sides, be fixed with respectively a gapless straight line guide rails parallel with leading screw, at this gapless straight line guide rails, two slidably slide blocks are housed, the distribution that is mutually symmetrical of four slide blocks installing on two gapless straight line guide rails, circuit breaker pallet is fixed on four slide blocks;
The chassis of a kind of L-type propulsion plant of the present invention, wherein: circuit breaker limited post is equipped with respectively at the two ends of described gapless straight line guide rails;
The chassis of a kind of L-type propulsion plant of the present invention, wherein: a location aided rebroadcast switch bracket is equipped with in the outside of described gapless straight line guide rails;
The chassis of a kind of L-type propulsion plant of the present invention, wherein: in the chassis supporting bracket between described leading screw and a gapless straight line guide rails, a circuit breaker interlocker is also housed;
The chassis of a kind of L-type propulsion plant of the present invention, wherein: the both sides that described fixed contact box supporting bracket is connected with chassis supporting bracket are welded with respectively a large reinforcement;
The chassis of a kind of L-type propulsion plant of the present invention, wherein: described fixed contact box supporting bracket and chassis supporting bracket connecting place are welded with at least one little reinforcement;
The chassis of a kind of L-type propulsion plant of the present invention, wherein: the upper/lower terminal of described fixed contact box supporting bracket is equipped with respectively three fixed contact boxes, fixed contact box is parallel to each other and be arranged vertically.
The chassis of L-type propulsion plant of the present invention is in inflatable switch cabinet.Can effectively be connected between switch cubicle inner high voltage circuit breaker moving conductive parts and quiet conductive component.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiments of the invention are described further.
For the structure in clearer performance Fig. 1, Fig. 1 is the vertical view of cutting the chassis of the L-type propulsion plant after local circuit breaker pallet open;
Fig. 2 is Fig. 1 end view of dismantling after circuit breaker pallet;
Fig. 3 is the front view of the Fig. 1 after circuit breaker pallet of dismantling.
Wherein: label 1 is fixed contact box; Label 2 fixed contact box supporting brackets; Label 3 is chassis supporting bracket; Label 4 is slide block; Label 5 is gapless straight line guide rails; Label 6 is location aided rebroadcast switch bracket; Label 7 is circuit breaker limited post; Label 8 is leading screw mounting panel, and label 9 is locking steel bushing in leading screw; Label 10 locks steel bushing outward for leading screw; Label 11 is leading screw; Label 12 is fixed support; Label 13 is fastening bolt; Label 14 is for promoting nut; Label 15 is guide runner support; Label 16 is leading screw guide runner; Label 17 is circuit breaker interlocker; Label 18 is large reinforcement; Label 19 is little reinforcement; Label 20 is circuit breaker pallet.
Embodiment
Below in conjunction with Figure of description, the chassis of L-type propulsion plant of the present invention is described in detail further.
With reference to Fig. 1, the chassis of the L-type propulsion plant of the embodiment of the present invention is in the inflating switch cabinet of three-phase circuit.
A kind of chassis of L-type propulsion plant, it comprises: fixed contact box supporting bracket 2, chassis supporting bracket 3 and circuit breaker pallet 20, fixed contact box supporting bracket 2 is contained in the end of chassis supporting bracket 3, the upper/lower terminal of fixed contact box supporting bracket 2 is equipped with respectively three fixed contact boxes 1, fixed contact box 1 is parallel to each other and be arranged vertically, and circuit breaker pallet 20 is fixed in chassis supporting bracket 3 by bolt or screw.
Leading screw 11 is also housed on the chassis of L-type propulsion plant, leading screw mounting panel 8, fixed support 12, promote nut 14, guide runner support 15, leading screw guide runner 16, gapless straight line guide rails 5 and slide block 4, in the left and right of chassis supporting bracket 3 middle positions, two symmetrical fixed supports 12 are housed, on fixed support 12, by fastening bolt 13, fix a leading screw mounting panel 8, one end of leading screw 11 is through leading screw mounting panel 8, the other end is through the leading screw guide runner 16 that is contained in guide runner support 15, guide runner support 15 is fixed on circuit breaker pallet 20, between the two ends of leading screw 11, be equipped with and promote nut 14, promote nut 14 through leading screw 11 and mesh with leading screw 11, before the coupling part of leading screw 11 and leading screw mounting panel 8, leading screw interior locking steel bushing 9 is equipped with respectively in rear both sides and leading screw locks steel bushing 10 outward, in leading screw, locking steel bushing 9 and leading screw lock steel bushing 10 outward through leading screw 11, and be fixed by a pin to before leading screw mounting panel 8, on the leading screw 11 of rear both sides, leading screw 11 can only be rotated, and can not move forward and backward.In the chassis supporting bracket 3 of leading screw 11 left and right sides, be fixed with respectively a gapless straight line guide rails parallel with leading screw 5, at this gapless straight line guide rails 5, two slidably slide blocks 4 are housed, the distribution that is mutually symmetrical of four slide blocks 4 installing on two gapless straight line guide rails 5, can make the stressed more even of chassis like this.At four slide blocks 4 and a upper end that promotes nut 14, a circuit breaker pallet 20 is housed, circuit breaker pallet 20 is fixed on upper four slide blocks 4 and a promotion nut 14 by bolt or screw, when needs move primary cut-out between service position and experiment position, as long as rotating threaded shaft 11, leading screw 11 drives promotion nut 14 to move on leading screw 11, four slide blocks 4 move at two gapless straight line guide rails 5, just circuit breaker can be moved forward and backward in inflatable switch cabinet.
Circuit breaker limited post 7 is equipped with respectively at the two ends of gapless straight line guide rails 5.A location aided rebroadcast switch bracket 6 is equipped with in the outside of gapless straight line guide rails 5.In chassis supporting bracket 3 between leading screw 11 and a gapless straight line guide rails 5, a circuit breaker interlocker 17 is also housed.
The both sides that fixed contact box supporting bracket 2 is connected with chassis supporting bracket 3 are welded with respectively a large reinforcement 18.Fixed contact box supporting bracket 2 and chassis supporting bracket 3 connecting places are welded with at least one little reinforcement 19.
More than describing is explanation of the invention, is not the restriction to invention, and limited range of the present invention is referring to claim, and without prejudice to spirit of the present invention in the situation that, the present invention can do any type of modification.
Claims (7)
1. the chassis of a L-type propulsion plant, it comprises: fixed contact box supporting bracket (2), chassis supporting bracket (3) and circuit breaker pallet (20), fixed contact box supporting bracket (2) is welded in the end of chassis supporting bracket (3), six fixed contact boxes (1) are housed in fixed contact box supporting bracket (2), circuit breaker pallet (20) is fixed on slide block (4), it is characterized in that: on the chassis of L-type propulsion plant, also comprise: leading screw (11), leading screw mounting panel (8), fixed support (12), promote nut (14), guide runner support (15), leading screw guide runner (16), gapless straight line guide rails (5) and slide block (4), two symmetrical fixed supports (12) are equipped with in left and right at chassis supporting bracket (3) middle position, at fixed support (12), above by fastening bolt (13), fix a leading screw mounting panel (8), one end of leading screw (11) is through leading screw mounting panel (8), the other end is through the leading screw guide runner (16) that is contained in guide runner support (15), guide runner support (15) is fixed on circuit breaker pallet (20), between the two ends of leading screw (11), be equipped with and promote nut (14), promote nut (14) through leading screw (11) and mesh with leading screw (11), circuit breaker pallet (20) is fixed on and promotes on nut (14), before the coupling part of leading screw (11) and leading screw mounting panel (8), leading screw interior locking steel bushing (9) is equipped with respectively in rear both sides and leading screw locks steel bushing (10) outward, in leading screw, locking steel bushing (9) and leading screw lock steel bushing (10) outward through leading screw (11), and it is front to be fixed by a pin to leading screw mounting panel (8), on the leading screw of rear both sides (11), in the chassis supporting bracket (3) of leading screw (11) left and right sides, be fixed with respectively a gapless straight line guide rails parallel with leading screw (5), at this gapless straight line guide rails (5), two slidably slide blocks (4) are housed, in the distribution that is mutually symmetrical of upper four slide blocks (4) installed of two gapless straight line guide rails (5), circuit breaker pallet (20) is fixed on four slide blocks (4).
2. the chassis of L-type propulsion plant as claimed in claim 1, is characterized in that: circuit breaker limited post (7) is equipped with respectively at the two ends of described gapless straight line guide rails (5).
3. the chassis of L-type propulsion plant as claimed in claim 2, is characterized in that: a location aided rebroadcast switch bracket (6) is equipped with in the outside of described gapless straight line guide rails (5).
4. the chassis of L-type propulsion plant as claimed in claim 3, is characterized in that: a circuit breaker interlocker (17) is also housed in the chassis supporting bracket (3) between described leading screw (11) and a gapless straight line guide rails (5).
5. the chassis of L-type propulsion plant as claimed in claim 4, is characterized in that: the both sides that described fixed contact box supporting bracket (2) is connected with chassis supporting bracket (3) are welded with respectively a large reinforcement (18).
6. the chassis of L-type propulsion plant as claimed in claim 5, is characterized in that: described fixed contact box supporting bracket (2) and chassis supporting bracket (3) connecting place are welded with at least one little reinforcement (19).
7. the chassis of L-type propulsion plant as claimed in claim 6, is characterized in that: the upper/lower terminal of described fixed contact box supporting bracket (2) is equipped with respectively three fixed contact boxes (1), three fixed contact boxes (1) layout parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110141797.3A CN102208770B (en) | 2011-05-27 | 2011-05-27 | Chassis of L-shaped propelling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110141797.3A CN102208770B (en) | 2011-05-27 | 2011-05-27 | Chassis of L-shaped propelling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102208770A CN102208770A (en) | 2011-10-05 |
| CN102208770B true CN102208770B (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110141797.3A Active CN102208770B (en) | 2011-05-27 | 2011-05-27 | Chassis of L-shaped propelling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102208770B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102361245A (en) * | 2011-07-12 | 2012-02-22 | 北京龙源开关设备有限责任公司 | Handcart type breaker for inflation switch cabinet |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2735611Y (en) * | 2004-05-28 | 2005-10-19 | 广州白云电器设备股份有限公司 | A movable metering handcart |
| CN1725584A (en) * | 2005-03-14 | 2006-01-25 | 浙江正泰电器股份有限公司 | Circuit breaker drawer base with self-locking function |
| CN2779687Y (en) * | 2004-12-10 | 2006-05-10 | 杭州电器开关有限公司 | Armoured removing type closed metal switch cabinet |
| JP4285414B2 (en) * | 2005-01-28 | 2009-06-24 | 三菱自動車工業株式会社 | Body frame structure |
| CN201742012U (en) * | 2010-06-11 | 2011-02-09 | 吉林省电力有限公司吉林供电公司 | Phase determination movable bracket for metal enclosed 10 kV high voltage switch cabinet |
| CN202059088U (en) * | 2011-05-27 | 2011-11-30 | 北京龙源开关设备有限责任公司 | Chassis for L-type propulsion device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04285414A (en) * | 1991-03-15 | 1992-10-09 | Toshiba Corp | Switch drawing out device |
-
2011
- 2011-05-27 CN CN201110141797.3A patent/CN102208770B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2735611Y (en) * | 2004-05-28 | 2005-10-19 | 广州白云电器设备股份有限公司 | A movable metering handcart |
| CN2779687Y (en) * | 2004-12-10 | 2006-05-10 | 杭州电器开关有限公司 | Armoured removing type closed metal switch cabinet |
| JP4285414B2 (en) * | 2005-01-28 | 2009-06-24 | 三菱自動車工業株式会社 | Body frame structure |
| CN1725584A (en) * | 2005-03-14 | 2006-01-25 | 浙江正泰电器股份有限公司 | Circuit breaker drawer base with self-locking function |
| CN201742012U (en) * | 2010-06-11 | 2011-02-09 | 吉林省电力有限公司吉林供电公司 | Phase determination movable bracket for metal enclosed 10 kV high voltage switch cabinet |
| CN202059088U (en) * | 2011-05-27 | 2011-11-30 | 北京龙源开关设备有限责任公司 | Chassis for L-type propulsion device |
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| Publication number | Publication date |
|---|---|
| CN102208770A (en) | 2011-10-05 |
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