CN201527942U - Emergency opening circuit breaker - Google Patents
Emergency opening circuit breaker Download PDFInfo
- Publication number
- CN201527942U CN201527942U CN200920213881XU CN200920213881U CN201527942U CN 201527942 U CN201527942 U CN 201527942U CN 200920213881X U CN200920213881X U CN 200920213881XU CN 200920213881 U CN200920213881 U CN 200920213881U CN 201527942 U CN201527942 U CN 201527942U
- Authority
- CN
- China
- Prior art keywords
- plate
- switch cubicle
- swingle
- cubicle door
- door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000009467 reduction Effects 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Images
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to technical field of circuit emergency protection device driven by a lever, in particular to an emergency opening circuit breaker. The emergency opening circuit breaker is installed on a switch cabinet door sheet (1) and positioned between the switch cabinet door sheet (1) and a circuit breaker door sheet (10), and comprises a push rod (2), a return spring (3), a push rod support (4), a return torsion spring (5), a connection rod mechanism (6), a limit block (7), a handle (8) and a push button (9). The emergency opening circuit breaker is characterized in that the handle (8) is installed on the outside of the switch cabinet door sheet (1), the handle (8) penetrates through the outside of the switch cabinet door sheet (1) and is connected with the connection rod mechanism (6) which is placed on the inner side of the switch cabinet door sheet (1), and the push button (9) is mounted on the outside of the switch cabinet door sheet (1). The emergency opening circuit breaker has simple structure and can realize quick manual opening and circuit breaking.
Description
Technical field
The utility model relates to the circuit emergency protective device field by lever actuated, is specially a kind of urgent separating brake release unit.
Background technology
Circuit breaker is one of basic low-voltage electrical apparatus, and its effect is to cut off and connect load current, cooperates the disengagement failure electric current with relaying protection simultaneously, and working equipment is isolated from system.Circuit breaker has the function of overload, short circuit and under voltage protection, and the ability of protection circuit and power supply is arranged.Circuit breaker reaches the purpose of connecting and cutting off load current by combined floodgate and separating brake, is installed in the inlet wire or the outlet side of load usually, and places in switch cubicle such as the high-pressure metal armouring draw out switchgear cabinet.Under the routine work state, during normal running, separating brake opens circuit and is to realize by the opening button on the door-plate of control room.After catastrophic discontinuityfailure caused the secondary control loop power supply to have a power failure, circuit breaker just can't pass through the normal procedure separating brake, and must open the door-plate of high-tension switch cabinet this moment, and the opening button that has by circuit breaker self realizes the manual brake separating open-circuit operation.Under the necessary urgent separating brake circuit breaker situation of catastrophic failure, this operating time is longer, can not realize fast that separating brake opens circuit, and has prolonged the fault survival phase, has the risk that causes bigger supply line accident.
Summary of the invention
In order to overcome the defective of prior art, provide a kind of and be swift in response, can shorten the switchgear of hands off operating time, the utility model discloses a kind of urgent separating brake release unit.
The utility model reaches goal of the invention by following technical solution:
A kind of urgent separating brake release unit, be installed on the switch cubicle door-plate, and between switch cubicle door-plate and circuit breaker door-plate, comprise push rod, back-moving spring, pusher bar support, reduction torsion spring, linkage, guide vane end stop, handle and button, it is characterized in that: handle is installed on the outside of switch cubicle door-plate, handle penetrates the switch cubicle door-plate outside and is connected with the linkage of switch cubicle door-plate inboard, linkage is by last swingle, montant, following swingle, cross bar and bearing pin are formed, one end of handle and last swingle is fixedlyed connected, last swingle can rotate in the plane that is parallel to the switch cubicle door-plate with the rotation of handle, the other end of last swingle is rotationally connected by an end of bearing pin and montant, the other end of montant is rotationally connected by an end of bearing pin and following swingle, the other end of following swingle is fixedlyed connected with cross bar, following swingle can drive cross bar and rotate in the plane perpendicular to the switch cubicle door-plate, the other end of cross bar is enclosed within the axle sleeve that is fixed on the switch cubicle door-plate inboard, the middle part of cross bar is with reduction torsion spring, the bipod of reduction torsion spring all is fixed on the inboard of switch cubicle door-plate, pusher bar support is enclosed within cross bar and also fixedlys connected with cross bar outward, pusher bar support internal fixation push rod, the top of push rod is with back-moving spring, the length of push rod equals the distance of switch cubicle door-plate to the circuit breaker door-plate, a guide vane end stop is fixed in the below of swingle under the switch cubicle door-plate inboard, when following swingle drives cross bar cross bar drives pusher bar support again and rotates in the plane perpendicular to the switch cubicle door-plate simultaneously, when pusher bar support goes to perpendicular to the switch cubicle door-plate, this moment is swingle and guide vane end stop contacts and an end of push rod is aimed at breaker open operation button on the circuit breaker door-plate down, button is installed on the outside of switch cubicle door-plate, and button penetrates an end in contact of the switch cubicle door-plate outside and the inboard push rod of switch cubicle door-plate.
Described urgent separating brake release unit is characterized in that: in the linkage, the equal in length of last swingle and following swingle, the length of montant are 2～4 times of last swingle length.
Under normal circumstances, the utility model is in packs up armed state, this moment, push rod was parallel with the switch cubicle door-plate, following swingle is positioned at the cross bar top, when if the chance emergency need use the utility model to quick break, this moment turning handle, the last swingle of handle drivening rod mechanism, last swingle drives montant by bearing pin, montant drives down by bearing pin, and swingle rotates in the plane perpendicular to the switch cubicle door-plate around cross bar, and then swingle drives the cross bar rotation down, under the drive of cross bar, the pusher bar support that is fixed on the cross bar also rotates around cross bar, and under the restriction of guide vane end stop, pusher bar support goes to perpendicular to stopping operating behind the switch cubicle door-plate, be fixed on push rod on the pusher bar support this moment and aimed at breaker open operation button on the circuit breaker door-plate, press button, can promote push rod and press the breaker open operation button, thereby finish the operation that separating brake opens circuit.
The beneficial effects of the utility model are: overcome long slow-footed shortcoming of existing urgent sub-switching operation time, and simple to operate, can realize that the quick manual separating brake opens circuit.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is a left view of the present utility model;
Front view when Fig. 3 is the utility model use;
Left view when Fig. 4 is the utility model use;
Embodiment
Below further specify the utility model by specific embodiment.
A kind of urgent separating brake release unit, be installed on the switch cubicle door-plate 1, and between switch cubicle door-plate 1 and circuit breaker door-plate 10, comprise push rod 2, back-moving spring 3, pusher bar support 4, reduction torsion spring 5, linkage 6, guide vane end stop 7, handle 8 and button 9, as depicted in figs. 1 and 2, concrete structure is: handle 8 is installed on the outside of switch cubicle door-plate 1, the linkage 6 that handle 8 penetrates switch cubicle door-plate 1 outside and switch cubicle door-plate 1 inboard is connected, linkage 6 is by last swingle 61, montant 62, following swingle 63, cross bar 64 and bearing pin 65 are formed, the equal in length of last swingle 61 and following swingle 63, the length of montant 62 is to be generally 2～4 times of swingle 61 length, and present embodiment is got 3 times.One end of handle 8 and last swingle 61 is fixedlyed connected, last swingle 61 can rotate in the plane that is parallel to switch cubicle door-plate 1 with the rotation of handle 8, the other end of last swingle 61 is rotationally connected by an end of bearing pin 65 and montant 62, the other end of montant 62 is rotationally connected by an end of bearing pin 65 and following swingle 63, the other end of following swingle 63 is fixedlyed connected with cross bar 64, following swingle 63 can drive cross bar 64 and rotate in the plane perpendicular to switch cubicle door-plate 1, the other end of cross bar 64 is enclosed within the axle sleeve that is fixed on switch cubicle door-plate 1 inboard, the middle part of cross bar 64 is with reduction torsion spring 5, the bipod of reduction torsion spring 5 all is fixed on the inboard of switch cubicle door-plate 1, pusher bar support 4 is enclosed within outside the cross bar 64 and fixedlys connected with cross bar 64, pusher bar support 4 internal fixation push rods 2, the top of push rod 2 is with back-moving spring 3, the length of push rod 2 equals the distance of switch cubicle door-plate 1 to circuit breaker door-plate 10, a guide vane end stop 7 is fixed in the switch cubicle door-plate 1 inboard below of swingle 63 down, when following swingle 63 drives cross bars 64 cross bar 64 drives pusher bar support 4 again and rotates in the plane perpendicular to switch cubicle door-plate 1 simultaneously, when pusher bar support 4 goes to perpendicular to switch cubicle door-plate 1, this moment is swingle 63 and guide vane end stop 7 contacts and an end of push rod 2 is aimed at breaker open operation button 11 on the circuit breaker door-plate 10 down, button 9 is installed on the outside of switch cubicle door-plate 1, and button 9 penetrates an end in contact of switch cubicle door-plate 1 outside and switch cubicle door-plate 1 inboard push rod 2.
Under normal circumstances, present embodiment is in packs up armed state, this moment, push rod 2 was parallel with switch cubicle door-plate 1, following swingle 63 is positioned at cross bar 64 tops, when if the chance emergency need use present embodiment to quick break, as shown in Figure 3 and Figure 4, turning handle 8, the last swingle 61 of handle 8 drivening rod mechanisms 6, last swingle 61 drives montant 62 by bearing pin 65, montant 62 drives down by bearing pin 65, and swingle 63 rotates in the plane perpendicular to switch cubicle door-plate 1 around cross bar 64, and then swingle 63 drives cross bar 64 rotations down, and under the drive of cross bar 64, the pusher bar support 4 that is fixed on the cross bar 64 also rotates around cross bar 64, under the restriction of guide vane end stop 7, pusher bar support 4 goes to perpendicular to stopping operating behind the switch cubicle door-plate 1, is fixed on push rod on the pusher bar support 4 this moment and has aimed at breaker open operation button 11 on the circuit breaker door-plate 10, presses button 9, can promote push rod 2 and press breaker open operation button 11, thereby finish the operation that separating brake opens circuit.Back-moving spring 3 is the outsides that are sleeved on push rod 2, and effect is to allow push rod 2 reset.Reduction torsion spring 5 is the torsion springs that are fixed on linkage 6 cross bars 64, and effect is to allow the plane at pusher bar support 4 places change being parallel between switch cubicle door-plate 1 and two positions perpendicular to switch cubicle door-plate 1.
Claims (2)
1. urgent separating brake release unit, be installed on the switch cubicle door-plate (1), and be positioned between switch cubicle door-plate (1) and the circuit breaker door-plate (10), comprise push rod (2), back-moving spring (3), pusher bar support (4), reduction torsion spring (5), linkage (6), guide vane end stop (7), handle (8) and button (9), it is characterized in that: handle (8) is installed on the outside of switch cubicle door-plate (1), handle (8) penetrates switch cubicle door-plate (1) outside and is connected with the inboard linkage (6) of switch cubicle door-plate (1), linkage (6) is by last swingle (61), montant (62), following swingle (63), cross bar (64) and bearing pin (65) are formed, handle (8) is fixedlyed connected with an end of last swingle (61), last swingle (61) can rotate in the plane that is parallel to switch cubicle door-plate (1) with the rotation of handle (8), the other end of last swingle (61) is rotationally connected by an end of bearing pin (65) and montant (62), the other end of montant (62) is rotationally connected by an end of bearing pin (65) and following swingle (63), the other end of following swingle (63) is fixedlyed connected with cross bar (64), following swingle (63) can drive cross bar (64) and rotate in perpendicular to the plane of switch cubicle door-plate (1), the other end of cross bar (64) is enclosed within the axle sleeve that is fixed on switch cubicle door-plate (1) inboard, the middle part of cross bar (64) is with reduction torsion spring (5), the bipod of reduction torsion spring (5) all is fixed on the inboard of switch cubicle door-plate (1), pusher bar support (4) is enclosed within outside the cross bar (64) and fixedlys connected with cross bar (64), pusher bar support (4) internal fixation push rod (2), the top of push rod (2) is with back-moving spring (3), the length of push rod (2) equals the distance of switch cubicle door-plate (1) to circuit breaker door-plate (10), a guide vane end stop (7) is fixed in the inboard below of swingle (63) down of switch cubicle door-plate (1), when following swingle (63) drives cross bar (64) cross bar (64) drives pusher bar support (4) again and rotates in perpendicular to the plane of switch cubicle door-plate (1) simultaneously, when pusher bar support (4) goes to perpendicular to switch cubicle door-plate (1), this moment down swingle (63) and guide vane end stop (7) contacts and an end of push rod (2) aligning circuit breaker door-plate (10) on breaker open operation button (11), button (9) is installed on the outside of switch cubicle door-plate (1), and button (9) penetrates an end in contact of switch cubicle door-plate (1) outside and the inboard push rod of switch cubicle door-plate (1) (2).
2. urgent separating brake release unit as claimed in claim 1 is characterized in that: in the linkage (6), the equal in length of last swingle (61) and following swingle (63), the length of montant (62) are 2～4 times of last swingle (61) length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920213881XU CN201527942U (en) | 2009-11-19 | 2009-11-19 | Emergency opening circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920213881XU CN201527942U (en) | 2009-11-19 | 2009-11-19 | Emergency opening circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201527942U true CN201527942U (en) | 2010-07-14 |
Family
ID=42519224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920213881XU Expired - Lifetime CN201527942U (en) | 2009-11-19 | 2009-11-19 | Emergency opening circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201527942U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111599615A (en) * | 2020-06-29 | 2020-08-28 | 中鸿泰电气有限公司 | Emergency opening button device of 10kV high-voltage complete switch equipment |
| CN111769463A (en) * | 2020-07-10 | 2020-10-13 | 江西明正变电设备有限公司 | Outdoor high-voltage metering box protection device and use method thereof |
-
2009
- 2009-11-19 CN CN200920213881XU patent/CN201527942U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111599615A (en) * | 2020-06-29 | 2020-08-28 | 中鸿泰电气有限公司 | Emergency opening button device of 10kV high-voltage complete switch equipment |
| CN111769463A (en) * | 2020-07-10 | 2020-10-13 | 江西明正变电设备有限公司 | Outdoor high-voltage metering box protection device and use method thereof |
| CN111769463B (en) * | 2020-07-10 | 2021-11-30 | 江西明正变电设备有限公司 | Outdoor high-voltage metering box protection device and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201364860Y (en) | Active return close plunger latch for closing electrical switch device | |
| CN101740272B (en) | Mechanical high-voltage circuit breaker with short circuit self-locking function | |
| CN103065884B (en) | automatic reclosing controller | |
| CN101425406B (en) | Incorrect operation preventing interlocking apparatus for low voltage drawer type switch cabinet | |
| CN201527942U (en) | Emergency opening circuit breaker | |
| CN201167247Y (en) | Operating Mechanism of Intelligent Dual Power Switching Device | |
| CN201853643U (en) | High breaking vacuum load switch-fuse combined electrical appliance | |
| CN203339007U (en) | Circuit breaker magnetic flux converter resetting and buffering mechanism | |
| CN207409442U (en) | A kind of blocking device for preventing power transformation operation back brake maloperation | |
| CN106158523B (en) | A kind of circuit breaker failure tripping indicating device | |
| CN201562644U (en) | Mechanical high-voltage circuit breaker having short circuit self-locking function | |
| CN103199614A (en) | Two-way alternating current inlet wire and connection power distribution control method | |
| CN201126767Y (en) | Misoperation-prevention interlocking device for low pressure drawer type switch cabinet | |
| CN104465258B (en) | A kind of leakage-current alarm chopper | |
| CN203406201U (en) | Emergency tripping gear used for switch cabinet | |
| CN202423837U (en) | Switching-on/off device for switching apparatuses | |
| CN204497163U (en) | A kind of circuit breaker failure tripping indicating device | |
| CN212322935U (en) | Take manual separating brake mechanism feed combination switch | |
| CN210778385U (en) | Load switch-fuse combined electrical apparatus | |
| CN109950101B (en) | Operating mechanism of outdoor high-voltage circuit breaker, outdoor high-voltage circuit breaker and use method | |
| CN201210462Y (en) | Novel anti-error interlocking apparatus for combined electrical appliance | |
| CN202633146U (en) | Fixed high-voltage switch cabinet interlocking mechanism | |
| CN201796825U (en) | A circuit for closing and tripping coil of anti-burning circuit breaker | |
| CN106783433B (en) | The executing agency of low-voltage circuit breaker | |
| CN207966895U (en) | A kind of contact of breaker component |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100714 |
|
| CX01 | Expiry of patent term |