CN205899771U - Fuse device's automatic alarm system with drop out fuse - Google Patents

Abstract

The utility model provides a fuse device's automatic alarm system with drop out fuse, include: a plurality of fuse device s of setting on power line, every fuse device include the locating rack and establish the drop out fuse on the locating rack, fault detection device, fault detection device include laser emission unit, laser receiving unit and set up the laser -bounce board on every fuse body respectively, trouble information automatic alarm terminal and remote control console, trouble information automatic alarm terminal includes fault judgment unit, trouble information storage unit and trouble information transmitting section, fault judgment unit and laser receiving unit are connected, if laser receiving unit did not receive laser, then judge the fuse device trouble to send trouble information and fault position information for remote control console through trouble information transmitting section, report to the police, save at trouble information storage unit simultaneously trouble information, remote control console receiving fault information and fault position information report to the police through audible and visual alarm.

Description

A kind of automatic alarm system of the device for fusing with fuse switch

Technical field

This utility model is related to a kind of automatic alarm system of device for fusing, can real-time monitoring fuse failure, and automatically Report to the police.

Background technology

Atmosphere produces negative thundercloud during flowing, with the accumulation of negative charge in negative thundercloud, its electric field intensity by Cumulative plus, when reaching to a certain degree, that is, start downwards ladder-type jump electric discharge, referred to as descending leader electric discharge.When under this When row guide moves closer to ground object and reaches certain distance, ground object produces point discharge under forceful electric power field action, and Form upward leader, and develop towards descending leader direction, both define lightning channel after joining, and are the formation of thunder therewith Electricity.It is generally believed that when thunder and lightning descending leader develops downwards from thundercloud, its ladder-type jump is only affected by ambient atmosphere, The target that neither one determines.Only when completing the jump of last ladder-type, it just must select one and be hit object.Cause This, can install arrester on protected object, so that upward leader and descending leader is joined, to avoid being struck by lightning.

Arrester is exactly the metal object being specifically used to accept thunder and lightning.The metallic rod connecing sudden strain of a muscle is referred to as discharging rod, connects the gold of sudden strain of a muscle Belong to line and be referred to as lightning conducter, connect the metal tape of sudden strain of a muscle, wire netting is referred to as lighting proof strip, lightning conduction.Discharging rod exceeds protected object, and and big Be joined directly together, when lightning leader is close, its electric field intensity and thundercloud between is maximum, thus can inhale the passage of thundercloud discharge Guide to discharging rod itself, and lightning current is safely released in the earth through downlead and grounding device, make protected object body From direct stroke.

Because outdoor transmission line of electricity generally sets up in high-altitude, easily become thunder and lightning is hit object, thus overhead defeated Generally equipped with many set lightning arresters in electric line.But, after lightning arrester damages, lightning-arrest effect can be lost, such as can not be timely Find the lightning arrester of fault, so that circuit is struck by lightning, cause large-area power-cuts.

Outdoor transmission line of electricity is usually installed with fuse.Fuse refers to, when electric current exceedes setting, produce with itself Raw heat makes melt fuse, a kind of electrical equipment of disconnecting circuit.Fuse be according to electric current exceed setting for a period of time after, with The heat that its own produces makes Melt molten, so that circuit disconnects；A kind of current protector made with this principle.Molten Disconnected device is widely used in high and low voltage electric distribution system and control system and electrical equipment, as the protection of short circuit and overcurrent Device, is to apply one of most common protection device.

Utility model content

This utility model is intended at least solve one of technical problem in correlation technique to a certain extent.

For this reason, a purpose of the present utility model is to propose a kind of the automatic of device for fusing with fuse switch Warning system, is capable of the working condition of real-time detection fuse, when damaging, sends alarm in time, is easy to overhaul in time.

Automatic alarm system according to the device for fusing with fuse switch of the present utility model, comprising: be arranged on Multiple device for fusing on power circuit, each described device for fusing includes locating rack and the drop type being located on described locating rack Fuse, described fuse switch is included when support and fault can the fuse fallen of automatic turning；Fault detect fills Put, described failure detector includes laser emission element, laser pick-off unit and is separately positioned in each fuse Laser-bounce plate, the transmitting terminal of described laser emission element is towards one of laser-bounce plate, described laser pick-off unit For receiving the laser through the transmitting of described fuse, multiple described laser-bounce plates are at an angle to each other, described Laser emission list The laser of unit's transmitting sequentially passes through directive laser pick-off unit after each described laser-bounce plate；Fault message automatic alarm terminal And remote console, described fault message automatic alarm terminal includes breakdown judge unit, fault message memory element and fault Information transmitting unit, described breakdown judge unit is connected with described laser pick-off unit, if described laser pick-off unit does not have Receive laser, then judge described device for fusing fault, and by fault information generation unit by fault message and abort situation Information is sent to remote console, is reported to the police, and stores described fault message in described fault message memory element simultaneously, described Remote console receives fault message and fault location information, is reported to the police by acoustic-optic alarm.

According to the automatic alarm system of the device for fusing with fuse switch of the present utility model, real-time using laser The state of detection fuse, if described laser pick-off unit is not received by laser, judges described device for fusing fault, and Fault message and fault location information are sent to by remote console by fault information generation unit, are reported to the police, exist simultaneously Described fault message memory element stores described fault message, and described remote console receives fault message and fault bit confidence Breath, is reported to the police by acoustic-optic alarm；By the system, the operator positioned at remote console can obtain in the very first time Obtain fault message and abort situation, arrange maintainer quickly to be keeped in repair.

According to an example of the present utility model, described device for fusing is multigroup, and device for fusing described in every group is correspondingly arranged There is a described failure detector.

According to an example of the present utility model, described device for fusing is multigroup, and described failure detector also includes turning Platform, described laser emission element and described laser pick-off unit are arranged on described turntable, and rotate with described turntable, right one by one Described in every group, device for fusing carries out fault detect.

According to an example of the present utility model, described turntable includes underframe, horizontally rotates portion and drive described level to turn The motor of dynamic portion action, described horizontally rotate portion and pass through the rotating shaft that is vertically arranged be connected with described underframe.

According to an example of the present utility model, described turntable also includes a vertical rotation section, and described vertical rotation section sets Put and horizontally rotate in portion described, and described laser emission element and described laser pick-off unit are arranged on described vertical rotation section On.

According to an example of the present utility model, described fault message automatic alarm terminal is additionally provided with positioner.

According to an example of the present utility model, described fault message automatic alarm terminal includes housing and pcb plate, described First face of pcb plate is provided with electronic component, and the top in the second face is provided with cooling line, this cooling line and cooling gas Body generating meanss connect, and electrically operated valve is arranged on described cooling line, and the opening of electrically operated valve is towards described electronic component simultaneously So that the cooling air-flow spraying is just to electronic component；It is additionally provided with the valve plate perpendicular to cooling air-flow, valve at the opening of electrically operated valve Plate one end is resisted against on spring, and the other end is connected on the opening of electrically operated valve；Described spring is set on sliding axle, sliding axle One end is fixedly connected with valve plate, and the other end is fixed on spring support, and this spring support is fixedly connected with cooling line；Described valve Plate is also fixedly connected with coil fixing body, and this coil fixing body is provided with coil, and this coil is located in magnetic field and is series at pcb In the circuit loop of plate；When the coil no power in circuit loop, spring extruding valve plate makes the opening of this electrically operated valve to be Normally off, when the coil electricity in circuit loop, electrified coil promotes valve plate extrusion spring in the presence of Lorentz force, The opening making electrically operated valve is opened, and cooling air-flow sprays；When the power of circuit loop is bigger, the electric current in coil is got over Greatly, the Lorentz force that coil is subject to is also bigger, thus increasing the extruding amplitude to spring for the valve plate, improves opening air output.

When using from the extraneous cooling gas introducing or gas produced by cooling gas generating unit, by pipeline Import to by the electronic component of heating, it is possible to use temperature lower, not by the heated cooling of other electronic components With gas, these electronic components are cooled down, more preferably, rate of cooling faster, is beneficial to and realizes electronic component cooling effect Temperature maintain in lower level.And, by coil is connected in series to circuit board in order in the circuit of connecting electronic component, When electronic component more needs to radiate, and all thermal powers produced by it, derive from electrical power, and electrical power is bigger, its electricity Stream is also bigger, so coil can produce bigger active force, to resist elastic force produced by spring.Bigger when producing Elastic force when, its elastic deformation is bigger so that the opening of electrically operated valve is bigger, the flow of the cooling gas that it can pass through Bigger, cooling capacity is stronger.It is achieved thereby that the different cooling effects of the electronic component for different operating temperature, or for Same electronic component, the different cooling effects in different temperatures, thus improve cooling gas input device or cooling use The work efficiency when importing equal number cooling gas for the gas generating unit, improves cooling capacity.

According to an example of the present utility model, in described cooling gas generating unit, store liquid nitrogen.Using liquid nitrogen Mode is cooled down, and not only gas temperature is very low, and cooling capacity is strong, and the dust that will not produce in air cooling pollutes electricity Subcomponent surface, reduces the problem of electronic element radiating ability.

Additional aspect of the present utility model and advantage will be set forth in part in the description, partly will be from explained below In become obvious, or recognized by practice of the present utility model.

Brief description

Fig. 1 is the schematic diagram of the automatic alarm system of the device for fusing with fuse switch of the present utility model；

Fig. 2 is the structural representation of the fault message automatic alarm terminal in this utility model with cooling function.

Specific embodiment

Embodiment of the present utility model is described below in detail, the example of described embodiment is shown in the drawings, wherein ad initio To the element that same or similar label represents same or similar element or has same or like function eventually.Below by ginseng The embodiment examining Description of Drawings is exemplary it is intended to be used for explaining this utility model, and it is not intended that to this utility model Restriction.

Fuse refers to that the heat when electric current exceedes setting, producing with itself makes melt fuse, the one of disconnecting circuit Plant electrical equipment.Fuse be according to electric current exceed setting for a period of time after, Melt molten is made with the heat that its own produces, thus Circuit is made to disconnect；A kind of current protector made with this principle.Fuse be widely used in high and low voltage electric distribution system and In control system and electrical equipment, as the protector of short circuit and overcurrent, it is to apply one of most common protection device.

Below with reference to the accompanying drawings to describe in detail according to the device for fusing with fuse switch of the present utility model from Dynamic warning system.

As shown in figure 1, according to the automatic alarm system of the device for fusing with fuse switch of the present utility model, wrapping Include: multiple device for fusing 100, failure detector 200, fault message automatic alarm terminal 300 and remote console 400,

Specifically, multiple device for fusing 100 are arranged on power circuit, each device for fusing 100 include locating rack and It is located at the fuse switch on described locating rack, described fuse switch includes can automatic turning falling when support and fault Fuse；

Failure detector 200 includes laser emission element, laser pick-off unit and is separately positioned on each fuse originally Laser-bounce plate on body, the transmitting terminal of described laser emission element is towards one of laser-bounce plate, described laser pick-off Unit is used for receiving the laser through the transmitting of described fuse, and multiple described laser-bounce plates are at an angle to each other, and described laser is sent out The laser penetrating unit transmitting sequentially passes through directive laser pick-off unit after each described laser-bounce plate；

Fault message automatic alarm terminal 300 includes breakdown judge unit, fault message memory element and fault message and sends out Send unit, described breakdown judge unit is connected with described laser pick-off unit, if described laser pick-off unit is not received by Laser (because fuse is fallen, the position change of laser-bounce plate, therefore laser cannot be reclaimed by laser pick-off unit), Then judge device for fusing 100 fault, and by fault information generation unit, fault message and fault location information are sent to far Process control platform 400, is reported to the police, and stores described fault message, remote console 400 in described fault message memory element simultaneously Receive fault message and fault location information, reported to the police by acoustic-optic alarm.

According to the automatic alarm system of the device for fusing with fuse switch of the present utility model, real-time using laser The state of detection fuse, if described laser pick-off unit is not received by laser, judges described device for fusing fault, and Fault message and fault location information are sent to by remote console by fault information generation unit, are reported to the police, exist simultaneously Described fault message memory element stores described fault message, and described remote console receives fault message and fault bit confidence Breath, is reported to the police by acoustic-optic alarm；By the system, the operator positioned at remote console can obtain in the very first time Obtain fault message and abort situation, arrange maintainer quickly to be keeped in repair.

According to an example of the present utility model, device for fusing 100 can be multigroup, and every group of device for fusing 100 correspondence sets It is equipped with a failure detector 200.

According to an example of the present utility model, device for fusing 100 is multigroup, and failure detector 200 also includes turntable, Described laser emission element and described laser pick-off unit are arranged on described turntable, and rotate with described turntable, one by one to every Group device for fusing 100 carries out fault detect.Advantageously, described turntable includes underframe, horizontally rotates portion and drive described level to turn The motor of dynamic portion action, described horizontally rotate portion and pass through the rotating shaft that is vertically arranged be connected with described underframe.Further, institute State turntable and also include a vertical rotation section, described vertical rotation section be arranged on described in horizontally rotate in portion, and described Laser emission Unit and described laser pick-off unit are arranged on described vertical rotation section.Further, described fault message automatic alarm is whole End is additionally provided with positioner.

Fig. 2 is the structural representation of the fault message alarm terminal 300 with refrigerating function of the present utility model；

In figure, the implication that each reference represents is as follows；1st, housing；2nd, pcb plate；

11st, cooling fan；12nd, defecator；13rd, cooling line；14th, sliding axle；15th, valve plate；16th, gas outlet；17th, line Circle；19th, spring support；20th, exhaust outlet；21st, coil fixing body；22nd, electronic component；23rd, spring.

In prior art, it is utilized in the sidewall opening of electrical equipment more, extraneous cooler air is introduced or by casing for electric appliances The mode that interior relatively warm air is discharged cooled down, or housing integrally cooled down so that being heated at electronic component Gas touches after housing to the cold, heat is passed, is back at electronic component after cooling again.In this type of cooling, need Integral arrangement is carried out to the gas flowing in housing, or even the system of also factor to be cooled is put in the position of electronic component About.And it is important to, adopt in this way, the temperature in housing cannot decrease too low, cool down the gas of a lot of electronic components Be just into the heated gas of other electronic components, for example, with the gas of seventy or eighty degrees Celsius, go to cool down those temperature Spend for 100 degrees Celsius, these elements must not be cooled to five or six ten degrees Celsius, so the operating temperature of electronic component Also cannot significantly reduce.

The fault message automatic alarm terminal of the present embodiment includes housing 1 and pcb plate 2, and the first face of pcb plate 2 is installed There is electronic component 22, pcb plate is provided with the electronic circuit for electrically connecting electronic component 22, and electronic circuit is in series with electrodynamic valve The coil 17 of door, coil 17 is set on the coil fixing body 21 being fixedly connected with valve plate 15, when coil 17 is moved, line Circle fixing body 21 also can drive valve plate 15 to be moved, and coil 17 is arranged in magnetic field, and the direction in magnetic field is represented by ⊙ in figure, Magnetic field can be produced by horseshoe magnet, and magnetic field is used for controlling the magnetic to change the openings of sizes of electrically operated valve, in magnetic field for the valve core movement Sense line perpendicular to coil axially, is provided with the spring 23 being connected with valve plate 15, spring 23 is set in cunning at the opening of electrically operated valve On moving axis 14, sliding axle 14 is also fixedly connected with valve plate 15, and the other end of spring 23 is against and is fixedly mounted on cooling line 13 Spring support 19 on, spring 23 be used for promote valve plate 15 to be arranged on cooling tube to close the opening of electrically operated valve, electrically operated valve On road 13, gas outlet 16 setting direction of electrically operated valve is so that the air-flow being sprayed by opening sprays towards electronic component 22, cold But pipeline 13 is located at the second face side of pcb plate 2, and the second face is the reverse side in the first face, and cooling line 13 is defeated with gas with cooling Enter device or cooling gas generating unit connects.

The air inlet of wherein cooling line 13 using by the way of housing external admission, particularly, by cooling gas inlet Device air inlet, through defecator 12, then has cooling fan 11 to be blown in cooling line 13.

When using from the extraneous cooling gas introducing or gas produced by cooling gas generating unit, by pipeline Import to by the electronic component 22 of heating, it is possible to use temperature lower, not heated by other electronic components 22 Cooling is cooled down to these electronic components 22 with gas, and more preferably, rate of cooling faster, is beneficial to and realizes electricity cooling effect The temperature of subcomponent 22 maintains in lower level.And, by coil 17 is connected in series to circuit board in order to connect electronics unit In the circuit of part 22, when electronic component 22 more needs to radiate, and all thermal powers produced by it, derive from electrical power, and Electrical power is bigger, and its electric current is also bigger, so coil 17 can produce bigger active force, band moving winding fixing body 21 and valve Plate 15 moves to the right side of in figure, to resist elastic force produced by spring 23.When bigger elastic force can be produced, its elastic shape The flow becoming the bigger cooling gas that so that opening of electrically operated valve is bigger, it can pass through is also bigger, and cooling capacity is got over By force.It is achieved thereby that the different cooling effects of the electronic component 22 for different operating temperature, or for same electronic component 22, Different cooling effects in different temperatures, thus improve cooling gas input device or cooling gas generating unit exists Import work efficiency during equal number cooling gas, improve cooling capacity.

It is understood that 1. the spring in Fig. 2 is spiral compression spring, this spring is used for promoting valve plate, so that drawing QI KOU is closed, and may be replaced by spiral stretching spring and torsionspring, those skilled in the art all can be according to the application's Design is directly realized by these technical schemes without creative work；2. use in Fig. 2 and introduce cooling by way of air inlet With gas, actually can also produce the nitrogen of cooling using liquid nitrogen, realize cooling, carried out cold by the way of liquid nitrogen But, not only gas temperature is very low, and cooling capacity is strong, and the dust that will not produce in air cooling pollutes electronic component table Face, reduces the problem of electronic element radiating ability.

In description of the present utility model it is to be understood that term " " center ", " longitudinal ", " horizontal ", " length ", " width Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " suitable The orientation of instruction such as hour hands ", " counterclockwise ", " axial ", " radially ", " circumferential " or position relationship are based on orientation shown in the drawings Or position relationship, be for only for ease of description this utility model and simplify description, rather than instruction or hint indication device or Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model System.

Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or more, remove Non- separately have clearly specifically limit.

In this utility model, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " Gu Fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be It is mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be two The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis Concrete condition understands concrete meaning in this utility model for the above-mentioned term.

In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score Can be the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.And, first is special Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " permissible Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.

In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example Point is contained at least one embodiment of the present utility model or example.In this manual, the schematic table to above-mentioned term State and be necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible Any one or more embodiments or example combine in an appropriate manner.Additionally, in the case of not conflicting, this area Technical staff the feature of the different embodiments described in this specification or example and different embodiment or example can be entered Row combines and combines.

Although of the present utility model embodiment has been shown and described above it is to be understood that above-described embodiment is Exemplary it is impossible to be interpreted as that those of ordinary skill in the art is in scope of the present utility model to restriction of the present utility model Interior above-described embodiment can be changed, change, replacing and modification.

Claims (8)

1. a kind of automatic alarm system of the device for fusing with fuse switch is it is characterised in that include:

It is arranged on the multiple device for fusing on power circuit, each described device for fusing includes locating rack and is located at described locating rack On fuse switch, described fuse switch is included when support and fault can the fuse fallen of automatic turning；

Failure detector, described failure detector includes laser emission element, laser pick-off unit and is separately positioned on every Laser-bounce plate in individual fuse, the transmitting terminal of described laser emission element is towards one of laser-bounce plate, institute State laser pick-off unit for receive the laser launched through described fuse, multiple described laser-bounce plates are at an angle to each other, The laser of described laser emission element transmitting sequentially passes through directive laser pick-off unit after each described laser-bounce plate；

Fault message automatic alarm terminal and remote console, described fault message automatic alarm terminal includes breakdown judge list Unit, fault message memory element and fault information generation unit, described breakdown judge unit is connected with described laser pick-off unit, If described laser pick-off unit is not received by laser, judges described device for fusing fault, and sent by fault message Fault message and fault location information are sent to remote console by unit, are reported to the police, and store in described fault message simultaneously Unit stores described fault message, and described remote console is received fault message and fault location information, filled by sound and light alarm Put and reported to the police.

2. the device for fusing with fuse switch according to claim 1 automatic alarm system it is characterised in that Described device for fusing is multigroup, and device for fusing described in every group is correspondingly arranged on a described failure detector.

3. the device for fusing with fuse switch according to claim 1 automatic alarm system it is characterised in that Described device for fusing is multigroup, and described failure detector also includes turntable, described laser emission element and described laser pick-off Unit is arranged on described turntable, and rotates with described turntable, carries out fault detect to device for fusing described in every group one by one.

4. the device for fusing with fuse switch according to claim 3 automatic alarm system it is characterised in that Described turntable includes underframe, horizontally rotate portion and horizontally rotate the motor of portion's action described in driving, and described horizontally rotates portion It is connected with described underframe by the rotating shaft being vertically arranged.

5. the device for fusing with fuse switch according to claim 4 automatic alarm system it is characterised in that Described turntable also includes a vertical rotation section, described vertical rotation section be arranged on described in horizontally rotate in portion, and described laser is sent out Penetrate unit and described laser pick-off unit is arranged on described vertical rotation section.

6. the device for fusing with fuse switch according to claim 1 automatic alarm system it is characterised in that Described fault message automatic alarm terminal is additionally provided with positioner.

7. the device for fusing with fuse switch according to claim 1 automatic alarm system it is characterised in that Described fault message automatic alarm terminal includes housing and pcb plate, and the first face of described pcb plate is provided with electronic component, and second The top in face is provided with cooling line, and this cooling line is connected with cooling gas generating unit, and electrically operated valve is arranged on described On cooling line, the opening of electrically operated valve towards described electronic component and makes the cooling air-flow spraying just to electronic component；Electricity It is additionally provided with the valve plate perpendicular to cooling air-flow, valve plate one end is resisted against on spring, and the other end is connected to electricity at the opening of movable valve On the opening of movable valve；Described spring is set on sliding axle, and sliding axle one end is fixedly connected with valve plate, and the other end is fixed on bullet On spring bracket, this spring support is fixedly connected with cooling line；Described valve plate is also fixedly connected with coil fixing body, and this coil is pacified It is provided with coil, this coil is located in magnetic field and is series in the circuit loop of pcb plate on dress body；When the coil in circuit loop During no power, spring extrudes valve plate and makes the opening of this electrically operated valve is normally off, when the coil electricity in circuit loop, Electrified coil promotes valve plate extrusion spring in the presence of Lorentz force so that the opening of electrically operated valve is opened, cooling air-flow Spray；When the power of circuit loop is bigger, the electric current in coil is bigger, and the Lorentz force that coil is subject to is also bigger, thus increasing Plus the extruding amplitude to spring for the valve plate, improve opening air output.

8. the device for fusing with fuse switch according to claim 7 automatic alarm system it is characterised in that Liquid nitrogen is stored in described cooling gas generating unit.