CN103066520B - Probe case protection valve mechanism - Google Patents
Probe case protection valve mechanism Download PDFInfo
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- CN103066520B CN103066520B CN201210580059.3A CN201210580059A CN103066520B CN 103066520 B CN103066520 B CN 103066520B CN 201210580059 A CN201210580059 A CN 201210580059A CN 103066520 B CN103066520 B CN 103066520B
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- valve
- connecting lever
- handcart room
- circuit breaker
- breaker cart
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Abstract
The invention provides a probe case protection valve mechanism. Two valves (3) capable of sliding along two rails are respectively arranged in each rail (2) of the probe case protection valve mechanism, the two valves (3) in each rail (2) are respectively connected with one upper valve connecting lever (4) and one lower valve connecting lever (5), each lower valve connecting lever (5) is connected with one pushing valve connecting lever (6), two upper valve connecting levers (4) are connected with two lower valve connecting levers (5), and the other ends of two pushing valve connecting levers (6) are movably connected with a handcart chamber base plate. A breaker handcart (1) is provided with a valve drive part (7), and when the breaker handcart (1) moves to the handcart chamber direction, the valve drive part (7) is arranged to be a structure capable of pressing the two pushing valve connecting levers (6) to move downwards. The probe case protection valve mechanism can ensure that valves of a probe case protection mechanism can be opened and closed reliably.
Description
Technical field
The invention belongs to metal armored withdrawal-type switching device technical field, more particularly, relate to a kind of probe case protection valve mechanism of switchgear.
Background technology
AC metal armored withdrawing switch apparatus because of electric pressure relatively high, all corresponding very high to the requirement of insulating material and insulation distance, institute uses the volume and weight of electric component very heavy all very greatly in equipment, and this brings very large difficulty to the safety operation of equipment.For ensureing the safe and reliable operation of equipment, to the design of AC metal armored withdrawing switch apparatus, manufacture and had more higher requirements, as circuit breaker cart move to service position by test position time, the valve energy of contact box protection mechanism steadily, is reliably opened; When moving to test position by service position, the valve energy of contact box protection mechanism steadily, reliably closes.
At present, circuit breaker cart and the contact box of the AC metal armored withdrawing switch apparatus in industry protect valve and coordinate and adopt following design more: when circuit breaker cart moves to service position by test position, stroke is 510mm or 610mm, in moving process, need the weight relying on self to promote the transmission mechanism of the contact box protection valve left and right sides, the transmission of contact box protection valve is designed to the kind of drive of chain, steel wire rope more, and the guiding of contact box protection valve plate movement is designed to lead guidance mode thick stick guiding, protection side plate being driven gathering sill more.When adopting above driven Design scheme and navigation designing scheme, the very large and left and right sides moment of the resistance promoting protection valve not easily balances, thus cause the instability in circuit breaker cart moving process, particularly isolate handcart and voltage mutual inducer trolley, when steady mobile design many employings circuit breaker cart of another circuit breaker cart moves to apart from service position 80 ~ 100mm, the mode of the alignment pin on armrest car dividing plate and the location hole butt junction location on circuit breaker cart guarantees steady movement and the location of circuit breaker.Above design very easily causes in circuit breaker cart moving process the failure of protecting valve with contact box and coordinating, thus can not carry out the reliable operation of equipment.
Summary of the invention
Technical problem to be solved by this invention is: not enough for prior art, provides a kind of valve energy of contact box protection mechanism when can guarantee that circuit breaker cart moves to service position by test position reliably to open; The probe case protection valve mechanism that when moving to test position by service position, the valve energy of contact box protection mechanism reliably closes.
Solve above-described technical problem, the technical scheme that the present invention takes is:
The present invention is a kind of probe case protection valve mechanism, comprise handcart room, circuit breaker cart, handcart room comprises plate after handcart room, handcart room base plate and two handcart room side plates, after described handcart room, two tracks installed by plate, each installation two valve that can slide up and down respectively along two tracks in each track, one, two valve in each track and upper valve connecting lever, another valve is flexibly connected with lower valve connecting lever, each lower valve connecting lever respectively presses down valve connecting lever with one and is connected, two upper valve connecting levers respectively valve connecting lever lower to are flexibly connected, two press down the valve connecting lever other end and are flexibly connected with handcart room base plate, described circuit breaker cart is arranged valve driver part, when described circuit breaker cart moves to handcart room direction, valve driver part is set to press two structures pressing down valve connecting lever and move downward.
Described two one end that above valve connecting lever is connected with the valve on two tracks connect connecting lever respectively by one and are flexibly connected with a valve, two connect connecting lever one end and are connected with valve connecting lever on respectively, valve above two connection connecting lever other ends are positioned at a track is respectively connected, when described circuit breaker cart moves in handcart room, two contacts on circuit breaker cart be set to can be positioned at handcart room after the structure that contacts of two contact boxs on plate, described two valve being positioned at two track top positions are set to the structure that weight is greater than two the valve weight being positioned at two track lower positions.
Described handcart room base plate is provided with two valve guide rails, two valve guide rails are set to the structure of close two handcart room side plates respectively, two press down one end that valve connecting lever is flexibly connected with handcart room base plate and are flexibly connected with a valve guide rail respectively, two valve guide rails arranged respectively the positioning and guiding groove of horizontal arrangement and drive gathering sill, circuit breaker cart is arranged two positioning guiding plates and two valve driver parts, when circuit breaker cart moves to handcart room direction, two positioning guiding plates and two valve driver parts are set to enter the structure in a positioning and guiding groove and a driving gathering sill respectively, two valve driver parts are roller structure, roller is set to press two structures pressing down valve connecting lever and move downward.
Each fixed installation connecting lever support on two handcart room side plates of described handcart room, two upper valve connecting levers are flexibly connected with a lower valve connecting lever respectively by a middle connecting lever, upper valve connecting lever and middle connecting lever and be connected connecting lever connect between position be connected with connecting lever support, two valve on described each track are respectively valve and lower valve.
Described two upper valve and two lower valve comprise valve support, multiple valve guide wheel respectively, and multiple valve guide wheel is connected with valve support, and two upper valve and two lower valve are inlaid in a track respectively by the activity of multiple valve guide wheel.
Adopt technical scheme of the present invention, following beneficial effect can be obtained:
Probe case protection valve mechanism of the present invention, when can guarantee that circuit breaker cart moves to service position by test position completely, the valve energy of contact box protection mechanism is reliably opened; When moving to test position by service position, the valve energy of contact box protection mechanism reliably closes, thus ensure that the safe and reliable operation of switchgear.
Accompanying drawing explanation
Brief description is made to the content expressed by each accompanying drawing of this specification and the mark in figure below:
Fig. 1 is the partial structurtes schematic diagram of probe case protection valve mechanism of the present invention;
Fig. 2 is the structural representation of the circuit breaker cart of probe case protection valve mechanism of the present invention when not entering in handcart room;
Fig. 3 is the structural representation of the circuit breaker cart of probe case protection valve mechanism of the present invention when entering in handcart room;
Accompanying drawing acceptance of the bid note is respectively: 1, circuit breaker cart; 2, track; 3, valve; 4, upper valve connecting lever; 5, lower valve connecting lever; 6, valve connecting lever is pressed down; 7, valve driver part; 8, connecting lever is connected; 9, contact; 10, contact box; 11, valve guide rail; 12, positioning and guiding groove; 13, gathering sill is driven; 14, positioning guiding plate; 15, connecting lever support; 16, middle connecting lever; 17, upper valve; 18, lower valve; 19, valve support; 20, valve guide wheel.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, the effect and operation principle etc. of the specific embodiment of the present invention as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail:
As shown in accompanying drawing 1-accompanying drawing 3, the present invention is a kind of probe case protection valve mechanism, comprise handcart room, circuit breaker cart 1, handcart room comprises plate after handcart room, handcart room base plate and two handcart room side plates, after described handcart room, two tracks 2 installed by plate, each installation two valve 3 that can slide up and down respectively along two tracks 2 in each track 2, 3 one, two valve in each track 2 and upper valve connecting lever 4, another valve 3 is flexibly connected with lower valve connecting lever 5, each lower valve connecting lever 5 respectively presses down valve connecting lever 6 with one and is connected, two upper valve connecting levers 4 respectively valve connecting lever 5 lower to are flexibly connected, two press down valve connecting lever 6 other end and are flexibly connected with handcart room base plate, described circuit breaker cart 1 arranges valve driver part 7, when described circuit breaker cart 1 moves to handcart room direction, valve driver part 7 is set to press two structures pressing down valve connecting lever 6 and move downward.
Described two one end that above valve connecting lever 4 is connected with the valve 3 on two tracks 2 connect connecting lever 8 respectively by one and are flexibly connected with a valve 3, two connect connecting lever 8 one end and are connected with valve connecting lever 4 on respectively, valve 3 above two connection connecting lever 8 other ends are positioned at a track 2 is respectively connected, when described circuit breaker cart 1 moves in handcart room, two contacts 9 on circuit breaker cart 1 be set to can be positioned at handcart room after the structure that contacts of two contact boxs 10 on plate, described two valve 3 being positioned at two track 2 top positions are set to the structure that weight is greater than two valve 3 weight being positioned at two track 2 lower positions.
Described handcart room base plate is provided with two valve guide rails 11, two valve guide rails 11 are set to the structure of close two handcart room side plates respectively, two press down one end that valve connecting lever 6 is flexibly connected with handcart room base plate and are flexibly connected with a valve guide rail 11 respectively, two valve guide rails 11 arranged respectively the positioning and guiding groove 12 of horizontal arrangement and drive gathering sill 13, circuit breaker cart 1 is arranged two positioning guiding plates 14 and two valve driver parts 7, when circuit breaker cart 1 moves to handcart room direction, two positioning guiding plates 14 and two valve driver parts 7 are set to enter the structure in a positioning and guiding groove 12 and a driving gathering sill 13 respectively, two valve driver parts 7 are roller structure, roller is set to press two structures pressing down valve connecting lever 6 and move downward.
Each fixed installation connecting lever support 15 on two handcart room side plates of described handcart room, two upper valve connecting levers 4 are flexibly connected with a lower valve connecting lever 5 respectively by a middle connecting lever 16, upper valve connecting lever 4 and middle connecting lever 16 and be connected connecting lever 8 connect between position be connected with connecting lever support 15, two valve 3 on described each track 2 are respectively valve 17 and lower valve 18.
Described two upper valve 17 and two lower valve 18 comprise valve support 19 respectively, multiple valve guide wheel 20, multiple valve guide wheel 20 is connected with valve support 19, and two upper valve 17 and two lower valve 18 are inlaid in a track 2 respectively by the activity of multiple valve guide wheel 20.
The object of the invention is to solve circuit breaker cart being moved to test position (test position and circuit breaker cart do not enter the state of handcart room) by (service position and circuit breaker cart enter the state in handcart room) during service position or by when moving to service position during test position, steadily can not promote the transmission mechanism of the contact box protection valve left and right sides, cause the contact of circuit breaker cart and contact box to protect valve and coordinate failed problem.
In probe case protection valve mechanism of the present invention, when circuit breaker cart is in test position, upper valve connecting lever 4 and lower valve connecting lever 5 be not all by external force, by upper valve 17, lower valve 18 part material therefor difference, the weight being set to valve 17 is greater than the weight of lower valve 18, like this, when probe case protection valve mechanism is in test position, upper valve 17, lower valve 18 are all in closure state, and positioning guiding plate 14 now on circuit breaker cart 1, valve drive mechanism 7 are also all in preparation state.
When circuit breaker cart 1 is by the propelling of propulsive mechanism, when shifting to service position (namely circuit breaker cart 1 moves to handcart room direction) by test position, positioning guiding plate 14 on circuit breaker cart 1 to enter on valve guide rail 11 in specially designed positioning and guiding groove 12, valve drive mechanism 7 to enter on valve guide rail 11 in specially designed driving gathering sill 13 and presses downwards and presses down valve connecting lever 6, the one end pressing down valve connecting lever 6 is positioned on valve guide rail 11, the other end pressing down valve connecting lever 6 drives lower valve connecting lever 5 to move downward, lower valve connecting lever 5 drives lower valve 18 to move down along track 2, now, press down valve connecting lever 6 drives upper valve connecting lever 4 to move downward by middle connecting lever 16 simultaneously, middle valve connecting lever 16 drives one end of upper valve connecting lever 4 to move downward, upper valve connecting lever 4 is moved upward by the location on connecting lever support 15, upper valve connecting lever 4 is driven to move upward when moving upward, upper valve connecting lever 4 drives upper valve 17 to move up along the direction of track 2.Like this, after circuit breaker cart enters service position from test position, the contact on circuit breaker cart contacts with the contact box in handcart room.And probe case protection valve mechanism of the present invention is when being returned to test position (i.e. the outside running circuit breaker handcart 1 from handcart room direction) from service position, control program is contrary with the program that valve mechanism enters service position from test position.
The beneficial effect of probe case protection valve mechanism of the present invention is: when circuit breaker cart 1 moves to service position by test position, the steady movement of circuit breaker cart 1 is ensure that by positioning and guiding groove 12 specially designed on valve guide rail 11, on valve guide rail 11 specially designed driving gathering sill 13 ensure that circuit breaker cart 1 rely on self weight can steadily to press down the eastern left and right sides press down valve connecting lever 6 and the upper valve 17 of contact box protection mechanism and lower valve 18 are steadily opened in reach with circuit breaker cart 1, when moving to test position by service position, by upper valve 17, the technique that lower valve 18 material therefor is different, valve 17 weight is made to be greater than lower valve 18, (be returned to test position again from service position) when ensure that circuit breaker cart 1 shifts out in handcart room and steadily close the upper valve of contact box protection mechanism and lower valve.The motion guide mode that mechanism of the present invention has used the lever type kind of drive, guide rail wheel is moved in track, just by technical solutions according to the invention, moment when greatly reducing and balance the upper valve 17 and lower valve 18 of opening protection mechanism.
Adopt probe case protection valve mechanism of the present invention, when can guarantee that circuit breaker cart moves to service position by test position completely, the valve up and down of contact box protection mechanism is reliably opened; When moving to test position by service position, the valve up and down of contact box protection mechanism reliably closes, thus ensure that the safe and reliable operation of equipment.
Above by reference to the accompanying drawings to invention has been exemplary description; the concrete realization of obvious the present invention is not subject to the restrictions described above; as long as have employed the various improvement that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasions, all in protection scope of the present invention without to improve.
Claims (3)
1. a probe case protection valve mechanism, comprise handcart room, circuit breaker cart (1), handcart room comprises plate after handcart room, handcart room base plate and two handcart room side plates, after described handcart room, two tracks (2) installed by plate, each installation two valve (3) that can slide up and down respectively along two tracks (2) in each track (2), (3) one, two valve in each track (2) and upper valve connecting lever (4), another valve (3) is flexibly connected with lower valve connecting lever (5), each lower valve connecting lever (5) respectively presses down valve connecting lever (6) with one and is connected, two upper valve connecting levers (4) respectively valve connecting lever (5) lower to are flexibly connected, two press down valve connecting lever (6) other end and are flexibly connected with handcart room base plate, described circuit breaker cart (1) arranges valve driver part (7), when described circuit breaker cart (1) moves to handcart room direction, valve driver part (7) is set to press two structures pressing down valve connecting lever (6) and move downward,
It is characterized in that: described two one end that above valve connecting lever (4) is connected with the valve (3) on two tracks (2) connect connecting lever (8) respectively by one and are flexibly connected with a valve (3), two connect connecting lever (8) one end and are connected with valve connecting lever (4) on respectively, valve (3) above two connection connecting lever (8) other ends are positioned at a track (2) is respectively connected, when described circuit breaker cart (1) moves in handcart room, two contacts (9) on circuit breaker cart (1) be set to can be positioned at handcart room after the structure that contacts of two contact boxs (10) on plate, described two valve (3) being positioned at two track (2) top positions are set to the structure that weight is greater than two valve (3) weight being positioned at two track (2) lower positions,
Described handcart room base plate is provided with two valve guide rails (11), two valve guide rails (11) are set to the structure of close two handcart room side plates respectively, two press down one end that valve connecting lever (6) is flexibly connected with handcart room base plate and are flexibly connected with a valve guide rail (11) respectively, two valve guide rails (11) arranged respectively the positioning and guiding groove (12) of horizontal arrangement and drive gathering sill (13), circuit breaker cart (1) is arranged two positioning guiding plates (14) and two valve driver parts (7), when circuit breaker cart (1) moves to handcart room direction, two positioning guiding plates (14) and two valve driver parts (7) are set to enter the structure in a positioning and guiding groove (12) and a driving gathering sill (13) respectively, two valve driver parts (7) are roller structure, roller is set to press two structures pressing down valve connecting lever (6) and move downward.
2. probe case protection valve mechanism according to claim 1, it is characterized in that: each fixed installation connecting lever support (15) on two handcart room side plates of described handcart room, two upper valve connecting levers (4) are flexibly connected with a lower valve connecting lever (5) respectively by a middle connecting lever (16), upper valve connecting lever (4) and middle connecting lever (16) and be connected connecting lever (8) connect between position be connected with connecting lever support (15), two valve (3) on described each track (2) are respectively valve (17) and lower valve (18).
3. probe case protection valve mechanism according to claim 2, it is characterized in that: described two upper valve (17) and two lower valve (18) comprise valve support (19) respectively, multiple valve guide wheel (20), multiple valve guide wheel (20) is connected with valve support (19), and two upper valve (17) and two lower valve (18) are inlaid in a track (2) respectively by the activity of multiple valve guide wheel (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210580059.3A CN103066520B (en) | 2012-12-28 | 2012-12-28 | Probe case protection valve mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210580059.3A CN103066520B (en) | 2012-12-28 | 2012-12-28 | Probe case protection valve mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103066520A CN103066520A (en) | 2013-04-24 |
| CN103066520B true CN103066520B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210580059.3A Active CN103066520B (en) | 2012-12-28 | 2012-12-28 | Probe case protection valve mechanism |
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| Country | Link |
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| CN (1) | CN103066520B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2681482T3 (en) * | 2015-09-14 | 2018-09-13 | Abb Schweiz Ag | A switching device of the removable type |
| CN105870825A (en) * | 2016-03-30 | 2016-08-17 | 东电电气科技（杭州）股份有限公司 | Contact box for high-voltage switch equipment |
| CN110137811A (en) * | 2018-02-09 | 2019-08-16 | 厦门华电开关有限公司 | Distribution switchgear cabinet, valve and valve driving device |
| CN112103832B (en) * | 2020-09-18 | 2022-09-02 | 伊顿电力设备有限公司 | Valve driving mechanism for switch cabinet and switch cabinet with same |
| CN116053999B (en) * | 2022-10-27 | 2023-10-03 | 法腾电力装备江苏有限公司 | Automatic valve device of small-sized high-voltage cabinet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200972997Y (en) * | 2006-08-10 | 2007-11-07 | 上海中科电气(集团)有限公司 | Drawing base of high voltage vacuum breaker |
| CN201131096Y (en) * | 2007-12-26 | 2008-10-08 | 川开电气有限公司 | Shutter mechanism of switch cabinet |
| CN201303228Y (en) * | 2008-10-29 | 2009-09-02 | 常州伊顿森源开关有限公司 | Linkage operation device for foldable flexible door mechanism of withdrawable-type switch cabinet |
| CN203103822U (en) * | 2012-12-28 | 2013-07-31 | 安徽鑫龙电器股份有限公司 | Probe case protection valve mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2689673B2 (en) * | 1990-02-27 | 1997-12-10 | 富士電機株式会社 | Semiconductor unit |
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2012
- 2012-12-28 CN CN201210580059.3A patent/CN103066520B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200972997Y (en) * | 2006-08-10 | 2007-11-07 | 上海中科电气(集团)有限公司 | Drawing base of high voltage vacuum breaker |
| CN201131096Y (en) * | 2007-12-26 | 2008-10-08 | 川开电气有限公司 | Shutter mechanism of switch cabinet |
| CN201303228Y (en) * | 2008-10-29 | 2009-09-02 | 常州伊顿森源开关有限公司 | Linkage operation device for foldable flexible door mechanism of withdrawable-type switch cabinet |
| CN203103822U (en) * | 2012-12-28 | 2013-07-31 | 安徽鑫龙电器股份有限公司 | Probe case protection valve mechanism |
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| CN103066520A (en) | 2013-04-24 |
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Address after: 241008 Anhui Province, Wuhu City Jiuhua Jiujiang District Road No. 118 Patentee after: ANHUI ZHONGDIAN XINGFA AND XINLONG TECHNOLOGY CO., LTD. Address before: 241008 Anhui Province, Wuhu City Jiuhua Jiujiang District Road No. 118 Patentee before: Xinlong Electric-Appliance Co., Ltd., Anhui |