CN209183958U - A kind of safety intelligent type switchgear - Google Patents

Abstract

The utility model relates to safety intelligent type switchgears, by the way that intelligent switchboard IED is arranged on switchgear cabinet, intelligent control module and intelligent identification module are embedded in the switchgear cabinet, it passes through setting rotary encoder, it is grounded shaft encoder, combined floodgate shaft encoder and isolation shaft encoder, the precise measurement for realizing to each operation Spindle Status and rotating angle solves the problems, such as that mechanical breakdown or drive gap etc. cause inside contact not reach；Meanwhile visual component is in a manner of vision-based detection in cabinet, the contact condition of each contact assembly of real-time detection, by intelligent switchboard IED, i.e., exportable vision signal solves installation limitation, the difficult problem of caused observation for staff's real time inspection；And then solve existing switchgear, each unreachable position of operating shaft, the problem of line fault or connective stability difference.

Description

A kind of safety intelligent type switchgear

Technical field

The utility model belongs to high-tension switch gear technical field, be specifically related to a kind of view-based access control model Image Acquisition and The safety intelligent type switchgear of execution information acquisition.

Background technique

High-tension switch cabinet is the important equipment in electrical power trans mission/distribution system, in operation due to various reasons caused by failure rate one It is straight high, it hurts sb.'s feelings, the accident burning cabinet, even explode happens occasionally, thereby, it is ensured that the reliability service of high-tension switch cabinet is extremely It is important.

Disconnecting switch and/or earthing switch are installed, since high-tension switch cabinet is totally-enclosed in existing high-tension switch cabinet Formula metal cabinet, the switching state of above-mentioned switch are generally known by following several approach: first is that being arranged on switchgear saturating Bright window, with the switching on and off state switched in naked-eye observation cabinet；Second is that passing through the pointer on the handle that is connected with switch movable contact knife Turned position indicates the corresponding switching of pointer and interlocking position on cabinet face.The shortcomings that above two mode, is first is that be people Member's field observation；Second is that be easy to causeing erroneous judgement, if form installation site limits, artificial observation is inconvenient or easily misreads；Meanwhile Each operating shaft installation connection procedure in, whether rotational angle is realized by mechanical structure in place, no implementing result it is anti- In feedback step, mechanical wear or installation failure, easily occurs to connect failure not in place, cause damages to line security.

Traditional high-tension switch cabinet can not adapt to the needs of modern power network development.It is simultaneous along with computer technology and electromagnetism Capacitive (EMC) is horizontal to be continuously improved, information sensing technology, microelectric technique, communication and data processing technique commonly used and Development, also promotes high-tension switch cabinet intelligent Process.

Therefore, it is badly in need of the safe and intelligent switchgear of a kind of each switch of intelligent decision or contact assembly connection status.

Summary of the invention

The utility model is intended to provide a kind of safety intelligent type switchgear, and to solve existing switchgear, each operating shaft is held Not in place, the problem of line fault or connective stability difference of row.

Concrete scheme is as follows: a kind of safety intelligent type switchgear, including a switchgear cabinet, by upper in the switchgear cabinet It is disposed with terminal room and breaker chamber under, is equipped with a circuit breaker trolley in the breaker chamber, on the circuit breaker trolley If there are three vacuum circuit breakers, the upper end of the vacuum circuit breaker protrudes out to the terminal cavities, to be connected to by a disconnecting switch Bus terminal on the terminal room；It is additionally provided with intelligence control system on the switchgear cabinet, which includes intelligence Identification module, intelligent control module and intelligent switchboard IED connecting the two；

The intelligent identification module includes identification intelligent controller, and the ground connection being connected with the identification intelligent controller Shaft encoder, combined floodgate shaft encoder and isolation shaft encoder, the ground connection shaft encoder, combined floodgate shaft encoder and isolation axis are compiled Code device is respectively arranged on grounding shaft, combined floodgate axis and isolation axis, with the corner for detecting each axis；

The identification intelligent controller is also connected with visual component in cabinet, and visual component includes set on the of terminal room in the cabinet One camera group and be set to the indoor second camera group of breaker；

The intelligent control module includes executing intelligent controller, which is connected with combined floodgate electric blocking group Part and earthing switch motor, the earthing switch motor and grounding shaft are sequentially connected, chain to prevent for switchgear five.

The further technical solution of the utility model are as follows: further include electromagnetic shielding box, each of visual component takes the photograph in the cabinet As head, it is set in an electromagnetic shielding box.

The further technical solution of the utility model are as follows: the first camera group includes three the first cameras, each to be somebody's turn to do First camera is respectively arranged on the position of a corresponding disconnecting switch；The second camera group includes three second cameras, a heat Imaging camera head, each second camera are respectively arranged on the position of a corresponding earthing switch, which is set to pair Answer the position of circuit breaker polar.

The further technical solution of the utility model are as follows: intelligent switchboard IED is integrated with for adopting to visual component in cabinet AMD image processor that the image of collection is handled, for data monitoring in cabinet DSP data processor and ARM communication Processor；The intelligent switchboard by the ARM Communication processor connect expansion interface, with intelligent identification module and intelligent control Module communication connection.

The further technical solution of the utility model are as follows: correspond to each phase line in the switchgear cabinet and be additionally provided with Current Mutual Inductance Device, voltage transformer and contact temperature sensor, the current transformer, voltage transformer and contact temperature sensor pass through Communication bus and intelligent switchboard IED communication connection.

The utility model has the advantages that the safety intelligent type switchgear of the utility model, by the way that intelligent switch is arranged on switchgear cabinet Intelligent control module and intelligent identification module are embedded in the switchgear cabinet by cabinet IED, by the way that rotary encoder is arranged, It is grounded shaft encoder, combined floodgate shaft encoder and isolation shaft encoder, is realized to each operation Spindle Status and rotation angle The precise measurement of degree solves the problems, such as that mechanical breakdown or drive gap etc. cause inside contact not reach；Meanwhile in cabinet Visual component is in a manner of vision-based detection, the contact condition of each contact assembly of real-time detection, passes through intelligent switchboard IED, I.e. exportable vision signal solves installation limitation, the difficult problem of caused observation for staff's real time inspection；In turn Solve existing switchgear, each unreachable position of operating shaft, the problem of line fault or connective stability difference.

Further in technical solution, intelligent switchboard IED be integrated with AMD image procossing, DSP data processor and ARM Communication processor realizes view synthesis analysis, and intelligent decision contacts effect state, in combination with rotary encoder Corner information, each functional module in High Precision Monitor switchgear, comprehensively, security performance greatly improves for monitoring.

Detailed description of the invention

Fig. 1 shows the utility model safety intelligent type switch cabinet structure schematic diagram；

Structural schematic diagram after being removed Fig. 2 shows Fig. 1 side cover；

Fig. 3 shows the utility model intelligence control system schematic diagram.

Specific embodiment

To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and sheet are practical new The advantages of type.Component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.

Now in conjunction with the drawings and specific embodiments, the present invention will be further described.

Referring to figs. 1 and 2, this embodiment offers a kind of safety intelligent type switchgears, including a switchgear cabinet 1, it is disposed with terminal room 11 and breaker chamber 12 from top to bottom in the switchgear cabinet 1, is equipped in the breaker chamber 12 One side-mounted breaker 2, the side-mounted breaker 2 include a circuit breaker trolley, and it is disconnected to set that there are three vacuum on the circuit breaker trolley Road device, the upper end of the vacuum circuit breaker protrude out in the terminal room 11, to be connected on the terminal room 11 by a disconnecting switch Bus terminal 112；The structure is existing switch cabinet structure in the market, and details are not described herein.

In conjunction with shown in Fig. 3, in this embodiment, it is additionally provided with intelligence control system on the switchgear cabinet, this is intelligently controlled System processed includes intelligent identification module, intelligent control module and intelligent switchboard IED 5 connecting the two；

In this embodiment, under switchgear forceful electric power magnetic environment, for the inspection for realizing switchgear intrinsic parameter and "on" position It surveys, other than setting shielding case carries out electromagnetic isolation, for the stability and easy to maintain for improving system, the embodiment Middle modules are independent subsystem, to carry out independent data acquisition and storage.

The intelligent identification module includes identification intelligent controller 3, which is electrically connected phase, and there are three rotations Turn encoder, three rotary encoders are respectively arranged on grounding shaft, combined floodgate axis and isolation axis, and then form grounding shaft volume Code device, combined floodgate shaft encoder and isolation shaft encoder, for detecting the earthing switch, on-load switch and disconnecting switch State is closed a floodgate or opens a sluice gate, meanwhile, the digitization measurement of contact point contact condition is also achieved, accurately judges each contact point contact State.

The identification intelligent controller 3 is also electrically connected with visual component in cabinet, and visual component includes being set to terminal room in the cabinet The first camera group and be set to the indoor second camera group of breaker；Wherein, which includes three the One camera, each first camera are respectively arranged on the position of a corresponding disconnecting switch；The second camera group includes three Second camera, a thermal imaging camera, each second camera are respectively arranged on the position of a corresponding earthing switch, the heat at As camera is set to the position of corresponding circuit breaker polar.In the embodiment, in addition to the intuitive visible earthing switch of energy and keep apart Outside the second, first camera detection for closing contact assembly contact condition, the setting of thermal imaging camera is realized to vacuum pole The indirect measurement of interior contact assembly working condition solves the visual inspection problem retained in industry for a long time.

The intelligent control module includes executing intelligent controller 4, which is connected with combined floodgate electric blocking Component and earthing switch motor, the earthing switch motor and grounding shaft are sequentially connected, which includes using In the electromagnetic lock of electric blocking isolation axis and combined floodgate axis, cooperate earthing switch motor, realizes switchgear five and prevent chain, use Emergency safe handling after mechanical interlocking device damage.

It further include multiple electromagnetic shielding boxes, visual component in the cabinet to realize high electromagnetic interference environment equipment stable operation Each camera, be set in each electromagnetic shielding box, then, which is installed in mounting bracket 13.

To realize intelligent recognition control, to further increase stabilization of equipment performance, intelligent switchboard IED 5 be integrated with for pair In cabinet visual component acquire image handled AMD image processor, for the DSP data processing to data monitoring in cabinet Device and ARM Communication processor for communication connection；The intelligent switchboard connects a variety of extensions by the ARM Communication processor Interface, with intelligent identification module and intelligent control module communication connection；And each encoder information by DSP data processor into Row processing judgement, contact point "on" position carry out intelligent decision by image procossing by AMD image processor, and precision is high, really Stabilization of equipment performance is protected.

ARM Communication processor is also connected with data communication bus, then corresponds to each phase line in the switchgear cabinet and also sets There are current transformer, voltage transformer and contact temperature sensor, the current transformer, voltage transformer and contact temperature Sensor is by communication bus and intelligent switchboard IED communication connection, to realize the measurement of conventional electrical parameter.

Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details On the utility model can be made a variety of changes, be the protection scope of the utility model.

Claims (5)

1. a kind of safety intelligent type switchgear, including a switchgear cabinet, it is disposed with from top to bottom in the switchgear cabinet Terminal room and breaker chamber are equipped with a circuit breaker trolley in the breaker chamber, and it is disconnected to set that there are three vacuum on the circuit breaker trolley Road device, the upper end of the vacuum circuit breaker protrude out to the terminal cavities, to be connected to the mother on the terminal room by a disconnecting switch Line terminals；It is additionally provided with intelligence control system on the switchgear cabinet, which includes intelligent identification module, intelligence control Molding block and intelligent switchboard IED connecting the two；It is characterized by:

The intelligent identification module includes identification intelligent controller, and the grounding shaft being connected with the identification intelligent controller is compiled Code device, combined floodgate shaft encoder and isolation shaft encoder, the ground connection shaft encoder, combined floodgate shaft encoder and isolation shaft encoder It is respectively arranged on grounding shaft, combined floodgate axis and isolation axis, with the corner for detecting each axis；

The identification intelligent controller is also connected with visual component in cabinet, and visual component includes taking the photograph set on the first of terminal room in the cabinet As head group and it is set to the indoor second camera group of breaker；

The intelligent control module include execute intelligent controller, the execution intelligent controller be connected with combined floodgate electric blocking component with And earthing switch motor, the earthing switch motor and grounding shaft are sequentially connected, it is chain to prevent for switchgear five.

2. safety intelligent type switchgear according to claim 1, it is characterised in that: further include being electromagnetically shielded box, in the cabinet Each camera of visual component is set in an electromagnetic shielding box.

3. safety intelligent type switchgear according to claim 1, it is characterised in that: the first camera group includes three the One camera, each first camera are respectively arranged on the position of a corresponding disconnecting switch；The second camera group includes three Second camera, a thermal imaging camera, each second camera are respectively arranged on the position of a corresponding earthing switch, the heat at As camera is set to the position of corresponding circuit breaker polar.

4. safety intelligent type switchgear according to claim 1, it is characterised in that: intelligent switchboard IED, which is integrated with, to be used for To in cabinet visual component acquire image handled AMD image processor, for the DSP data to data monitoring in cabinet at Manage device and ARM Communication processor；The intelligent switchboard by the ARM Communication processor connect expansion interface, with intelligent knowledge Other module and intelligent control module communication connection.

5. safety intelligent type switchgear according to claim 1, it is characterised in that: correspond to each phase in the switchgear cabinet Line is additionally provided with current transformer, voltage transformer and contact temperature sensor, the current transformer, voltage transformer and touching Head temperature sensor passes through communication bus and intelligent switchboard IED communication connection.