CN103560481B - High shock tolerance surge protection device - Google Patents
High shock tolerance surge protection device Download PDFInfo
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- CN103560481B CN103560481B CN201310392659.1A CN201310392659A CN103560481B CN 103560481 B CN103560481 B CN 103560481B CN 201310392659 A CN201310392659 A CN 201310392659A CN 103560481 B CN103560481 B CN 103560481B
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- slide block
- release sheet
- overvoltage
- overvoltage element
- element pin
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Abstract
The invention discloses a high shock tolerance surge protection device, belonging to the technical field of a surge protection device. The high shock tolerance surge protection device comprises a shell, a box arranged in the shell, an over-voltage component which is formed by at least one over-voltage element, a tripping device used for the disconnection of a protected circuit loop, and electric conductors which are communicated with a power grid. The over-voltage component is arranged in the box, each over-voltage element is provided with a first over-voltage element pin and a second over-voltage element pin, wherein the second over-voltage element pin is directly communicated with the electric conductor, and the first over-voltage element pin is communicated with another electric conductor through the tripping device. According to the device, an electric arc generated in the separation with a power supply system can be prolonged, cooling is carried out, and a safety accident caused the ineffective separation with the power supply system is avoided.
Description
Technical field
The present invention relates to a kind of surge protector, especially a kind of high shock tolerance surge protection device.
Background technology
With surge protector the industries such as electric power, communication development, the range of application of surge protector is more and more wider,
The number of times breaking down in application gets more and more.Surge protector after deterioration itself or overload as can not be timely, safe with
The separation of power supply unit safety will occur the accidents such as fire, therefore for the safety under surge protector deterioration or overload situations
Property increasingly receives publicity.Nowadays, the performance requirement under overload situations and test method are paid attention to by each side, are also marked by iec
Accurate, national standard compulsive requirement.
Common power supply spd discloses one kind and has at least one arresting element (such as varistor) and by arresting element
From the detached segregation apparatuss of network, segregation apparatuss include the thermal release position in electrical connection paths, by this separated part
Movably conductor segment one side and arresting element connect, and on the other hand with the first electric external terminal connects；Segregation apparatuss include
There are the movable conductors of necessarily elasticity, when moveable conductor is separated with overvoltage element in the presence of natural resiliency, make
Overvoltage element departs from fault network.This disengaging mode is primarily present two kinds of drawbacks, has resilient movable conductors and is flowing through
The high temperature producing after high current can make conductor elasticity reduce or disappear, thus leading to slow in one's movements or separating failure；May move and lead
The distance of body movement is insufficient to allow the arc extinction that conductor produces when separating with overvoltage element, leads to spd catching fire.
Content of the invention
The goal of the invention of the present invention is: for above-mentioned problem, provide a kind of high shock tolerance surge protection device,
Avoid surge protector to be applied in AC system, because product deterioration itself or power failure lead to surge protector to lose
Effect, and effectively can not separate with power-supply system and cause security incident, especially in higher system voltage and larger short circuit current
In alternating voltage equipment application, safety is higher；Although in addition avoiding the release sheet of trip gear and overvoltage element pin
Through being kept completely separate, but because the electric arc between release sheet and overvoltage element pin can not extinguish, lead to flow through surge protector
Fault current can not cut off the accident causing.
The technical solution used in the present invention is as follows:
The high shock tolerance surge protection device of the present invention, the box including shell, being placed in inside the shell, by least one overvoltage
The overvoltage assembly of element composition, the electric conductor for the trip gear that disconnected by protection circuit loop and connection electrical network, institute
State overvoltage assembly in box, the first overvoltage element pin and the second overvoltage unit are equipped with each overvoltage element
Part pin, wherein second voltage component pin is directly connected with electric conductor, first voltage component pin pass through trip gear with another
One electric conductor connection；Described trip gear includes the first stage clip, the first slide block and release sheet；Described inside the shell is provided with remote signalling dress
Put, described telecommunication equipment includes chromacoder and remote signalling interface, described chromacoder can move according to the position of slide block
Move and signal is changed；Remote signals are delivered to far-end positioned at outer side by described remote signalling interface.
Due to employing said structure, surge protector operationally can because of protected mode different be connected to phase line with
Between zero line, phase line and ground wire, phase line and phase line or zero line and ground wire, provide protection, the second overvoltage element for electrical equipment
Pin is directly connected with phase line, zero line or ground wire, and the first overvoltage element pin is connected with trip gear, by trip gear even
It is connected on phase line, zero line or ground wire.But surge protector is because thunderbolt, switching overvoltage or other surge lead to overvoltage element
During damage, the trip gear of surge protector can will be disconnected by protective loop rapidly.Box body can carry for laying of overvoltage element
For larger space, strengthen the through-flow energy of surge protector, when the overvoltage assembly of surge protector is former because deteriorating, transshipping etc.
Because, when cannot return to normal state, even if electrical network is in normal operation, also having certain electric current from surge protector
Flow through.The electric current flowing through surge protector can lead to overvoltage element temperature to raise.Temperature at conduction is to tin welding spot reaches
When the fusing of tin solder or melt temperature, trip gear starts trip action, is broken by the electrical connection of protection circuit and electric-conductor
Open.Avoid surge protector to be applied in AC system, because product deterioration itself or power failure lead to surge protector
Lost efficacy, and effectively can not separate with power-supply system and cause security incident, especially in higher system voltage and larger short circuit current
Alternating voltage equipment application in safety higher.Telecommunication equipment comprises a remote signalling that can connect the modes such as the warning such as sound, light and connects
Mouth and chromacoder, chromacoder is that a kind of mobile the touching in position by slide block makes signal be changed, Ke Yishi
Mechanical type can also be the device of electronic type, and when using mechanical structure, it is sliding that the pulling needle on chromacoder is pressed on first
On block, when the first slide block occurs to slide, the landing from the first slide block of this pulling needle, so that chromacoder passes through slide block
Mobile the touching in position makes signal be changed.Remote signals are transported to far-end through remote signalling interface, with realize remote status monitor or
The functions such as Failure Alarm.On the surge protector equipped with multiple trip gears, telecommunication equipment is capable of single trip gear
The function such as action warning or whole trip gear action warning.
The high shock tolerance surge protection device of the present invention, described trip gear includes the first stage clip, the first slide block and disengaging
Piece, described release sheet is fitted with the first overvoltage element pin and soldering in the side wall of box, and described release sheet is with electric conductor even
Logical；It is provided with interconnective first stage clip and the first slide block in the head rail of box, described first stage clip is butted on head rail
End, when the tin welding spot of the first overvoltage element pin and release sheet melts, described first stage clip can promote the first slide block
Slide laterally along head rail, make the end of described first slide block promote release sheet away from the first overvoltage element pin.
Due to employing said structure, in trip gear course of action, the release sheet being in case of bending shows one
The individual restoring force recovering own form；The first stage clip generation one that first slide block passes through rear recovers force direction phase with release sheet
Same active force is applied on release sheet so that helping release sheet to be separated with the first overvoltage element pin.Sliding first
In the presence of block, release sheet is rapidly separated with overvoltage element pin, in order to ensure that release sheet do not occur resilience, the first spring
Active force can promote the first slide block to follow release sheet motion, till the first slide block is blocked by baffle plate first.The height of the present invention
Impact tolerance surge protector, by the first stage clip can promote first slide block slide, thus when the first overvoltage element pin with
During the tin welding spot fusing of release sheet, the end of described first slide block promotes release sheet away from the first overvoltage element pin, it is to avoid
Surge protector is applied in AC system, because product deterioration itself or power failure lead to surge protector to lose efficacy, and
Effectively can not separate with power-supply system again and cause security incident, especially in the alternating current of higher system voltage and larger short circuit current
In pressure equipment application, safety is higher.
The high shock tolerance surge protection device of the present invention, described release sheet is the spring leaf of bending, the bottom of described release sheet
End is connected using riveting, crimping, spot welding or Sn-coupled SSBR mode with electric-conductor；Protuberance in the middle part of described release sheet can be with the first mistake
The laminating soldering of voltage component pin；The top of described release sheet is provided with breach, and the end of described first slide block is stretched in this breach
Coordinated.
Due to employing said structure, in order to ensure the tin welding spot fusing or molten of the first overvoltage element pin and release sheet
When melting, this spring leaf itself has certain elastic force and is easy to separate, and therefore release sheet, using the spring leaf of bending, is being installed
When so as to the trend away from the first overvoltage element pin and resilience force can be had, simultaneously the first slide block have one promotion release sheet
Away from the power of the first overvoltage element pin, two power collective effects, make the protection electricity in this high shock tolerance surge protection device
Road loop can promptly disconnect.The bottom of release sheet is connected using riveting, crimping, spot welding or Sn-coupled SSBR mode with electric-conductor, from
And can ensure that connection between release sheet and electric-conductor reliable it is ensured that well conducting；In order to ensure release sheet and the first slide block it
Between no-float, make first slide block slide when, the breach that its end can be inserted into release sheet top is coordinated.
The high shock tolerance surge protection device of the present invention, is provided with side wall guide rail on the side wall of described box, and described side wall is led
Rail is located at the lower section of release sheet and the first overvoltage element pin joint place, is provided with arc-control device in the wall guide rail of described side, described
Arc-control device includes interconnective second slide block and the second stage clip, and described second stage clip is butted on the bottom of side wall guide rail, when
When the tin welding spot of one overvoltage element pin and release sheet melts, described second stage clip can promote the second slide block in side wall rails
Longitudinal sliding motion, makes described second slide block extend between release sheet and the first overvoltage element pin.
When separating, during the first overvoltage element pin is detached with release sheet, electric arc can be produced, arc-control device
Effect is exactly to extinguish safely rapidly the electric arc producing in separation process.With the action of release sheet in trip gear, interrupter cartridge
The second stage clip put promotes the second slide block, along in the side wall guide rail on box body, longitudinal sliding motion occurs, and so that described second slide block is stretched
Enter between release sheet and the first overvoltage element pin, the first voltage component pin of overvoltage element is hidden by this second slide block
Gear, the electric arc serving the first overvoltage element pin that will be disengaged from piece and overvoltage element elongates, the effect of cooling.Same with this
When, in trip gear course of action, the release sheet being in case of bending shows the restoring force of a recovery own form；The
One slide block is produced one by first stage clip at rear and is applied on release sheet with release sheet recovery force direction identical active force；
Second slide block can produce the active force in second direction in the presence of the second stage clip of its behind: this active force is extensive with release sheet
Multiple force direction is identical, helps release sheet faster to be separated with overvoltage element pin, three power of release sheet its own resilient in addition
In the presence of, more can ensure that release sheet is rapidly separated with the first overvoltage element pin.The trip gear of surge protector and going out
Arc device installed according to the number of overvoltage element in overvoltage assembly it is ensured that the deterioration of each overvoltage element not
Safety problem can be brought.Because in surge protector, each trip gear is to work independently.After one of action, other not
Can action.So the surge protector of multiple overvoltage elements is also provided that part protective capability when pointing out product failure,
After the strick precaution overvoltage protection device of big degree lost efficacy, because not changing surge protector in time, lead to equipment to be struck by lightning, operated electricity
Pressure, surge etc. damage；Trip gear and arc-control device combine can rapid, effectively extinguish release sheet and overvoltage element pin it
Between electric arc it is ensured that surge protector safe separating from electrical network, do not produce the potential safety hazards such as fire, electric leakage.Make the present invention
Although avoiding the release sheet of trip gear and overvoltage element pin being kept completely separate, due to release sheet and overvoltage unit
Electric arc between part pin can not extinguish, and lead to flow through surge protector trouble electric current and can not cut off the accident causing.
The high shock tolerance surge protection device of the present invention, described second slide block adopts aerogenesis insulant or not aerogenesis insulation
Material is made, and wherein said aerogenesis insulant is polyformaldehyde or nylon.
Due to employing said structure, the second slide block adopts aerogenesis insulant or not aerogenesis insulant, and aerogenesis insulate
Material can adopt polyformaldehyde or nylon；In the presence of arc energy, there is the second slide block of biogas production characteristics, box will produce gas
Body, the gas of generation equally can cool down to electric arc, can also locally improve the air pressure of inside the shell simultaneously, and hyperbar can have
Effect reduces the possibility of secondary arcing, so that electric arc is reliably extinguished.
The high shock tolerance surge protection device of the present invention, described shell includes cassette bottom and the shell body covering in cassette bottom, its
In be provided with transparency window in the upper surface of shell body, wherein on the top of box, be provided with baffle plate, described baffle plate is corresponding with transparency window；Institute
Stating the first slide block is in " h " shape structure, and when described first slide block slides, the upper block of described first slide block can extend on baffle plate
Side.
Due to employing said structure, state indicating device using two kinds of colors represent two kinds of surge protector different
State.One of which color table sample product normal operating conditions, another kind of color represents that product is in failure state.From shell
Transparency window see the color of baffle plate or the use of the method attachment color on baffle plate for other color such as viscous, print be to represent product
Working properly；Transparency window from shell is seen the first slide block or is adhered to other color in the first slide block using methods such as viscous, prints
Upper block of " h " shape structure on color be to represent product failure.First slide block of " h " shape structure, it include long base with
Upper block, long base is located at sliding in head rail, and upper block then slides with long base and slide, when trip gear action
Afterwards, the upper block of the first slide block will slide to the top of baffle plate, and the color now seen from the transparency window of shell is from the color of baffle plate
It is changed into the color of slide block, see that color transition represents that surge protector also becomes inefficacy by normal operating conditions from transparency window
State.
In sum, due to employing technique scheme, the invention has the beneficial effects as follows:
1st, the high shock tolerance surge protection device of the present invention, it is to avoid surge protector is applied in AC system, because producing
Product deterioration itself or power failure lead to surge protector to lose efficacy, and effectively can not separate with power-supply system and cause safe thing
Therefore, especially in the alternating voltage equipment application of higher system voltage and larger short circuit current, safety is higher；
2nd, the high shock tolerance surge protection device of the present invention, it is to avoid the release sheet of trip gear and overvoltage element pin
Although being kept completely separate, because the electric arc between release sheet and overvoltage element pin can not extinguish, lead to flow through surge
Protector fault current can not cut off the accident causing.
Brief description
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the structural representation of shell in surge protector of the present invention；
Fig. 2 is the structural representation of internal module in surge protector of the present invention；
Fig. 3 is the structural representation of overvoltage assembly in surge protector of the present invention；
Fig. 4 and Fig. 5 is surge protector internal work general assembly structural plan of the present invention schematic diagram respectively；
Fig. 6 be the present invention surge protector in box structural representation；
Fig. 7 is the motion flow schematic diagram in the present invention.
In figure labelling: 1- shell, 2- box, 3- overvoltage assembly, 4- trip gear, 5- arc-control device, 6- state instruction dress
Put, 7- telecommunication equipment, 8- electric conductor, 1-1- transparency window, 1-2- shell body, 1-3- cassette bottom, 2-1- lid, 2-2- box body, 3-1- mistake
Voltage component, 3-2- the first overvoltage element pin, 3-3- the second overvoltage element pin, 3-4- electric-conductor, 4-1- first press
Spring, 4-2- first slide block, 4-3- release sheet, 4-4- second slide block, 4-5- second stage clip, 6-1- baffle plate, 7-1- signal converting means
Put, 7-2- remote signalling interface.
Specific embodiment
All features disclosed in this specification, or disclosed all methods or during step, except mutually exclusive
Feature and/or step beyond, all can combine by any way.
Any feature disclosed in this specification (including any accessory claim, summary), unless specifically stated otherwise,
Replaced by other alternative features equivalent or that there is similar purpose.I.e., unless specifically stated otherwise, each feature is a series of
One of equivalent or similar characteristics example.
As shown in Figures 1 to 7, the high shock tolerance surge protection device of the present invention, including shell 1, the box that is placed in shell 1
2nd, the overvoltage assembly 3 being made up of at least one overvoltage element 3-1 is as shown in figure 3, this overvoltage assembly 3 is by three overvoltage
Element 3-1 forms, is used for the electric conductor 8 of the trip gear 4 and connection electrical network being disconnected by protection circuit loop, described excessively electric
Pressure assembly 3, in box 2, is equipped with first voltage component pin 3-2 and second voltage element on each overvoltage element 3-1
Pin 3-3, two of which overvoltage element pin is paid outside box 2 respectively, the wherein second overvoltage element pin 3-3 and conductance
Body 8 directly connects, and the first overvoltage element pin 3-2 is connected with another electric conductor 8 by trip gear 4.Wherein said dropout
Device 4 includes the first stage clip 4-1, the first slide block 4-2 and release sheet 4-3, and described release sheet 4-3 is in the side wall of box 2 and the first mistake
Voltage component pin 3-2 fits and soldering, and described release sheet 4-3 is connected with electric conductor 8；The head rail of box 2 is provided with
Interconnective first stage clip 4-1 and the first slide block 4-2, described first stage clip 4-1 is butted on the end of head rail, when the first mistake
When the tin welding spot fusing of voltage component pin 3-2 and release sheet 4-3 or melting, described first stage clip 4-1 can promote the first slide block
4-2 slides laterally along head rail, makes the end of described first slide block 4-2 promote release sheet 4-3 away from the first overvoltage element
Pin 3-2, especially described release sheet 4-3 is the spring leaf of bending, and the bottom of described release sheet 4-3 and electric-conductor 8 adopt riveting
Connect, crimp, spot welding or Sn-coupled SSBR mode connect；Protuberance in the middle part of described release sheet 4-3 can be with first voltage component pin 3-2
The laminating soldering of voltage component pin；The top of described release sheet 4-3 is provided with breach, and this is stretched in the end of described first slide block 4-2
Coordinated in breach.
In addition, being provided with side wall guide rail on the side wall of described box 2, described side wall guide rail is located at release sheet 4-3 and the first mistake
The lower section of voltage component pin 3-2 joint place, is provided with arc-control device 5 in the wall guide rail of described side, described arc-control device 5 includes mutually
The the second slide block 4-4 connecting and the second stage clip 4-5, described second stage clip 4-5 is butted on the bottom of side wall guide rail, when the first overvoltage
When the tin welding spot fusing of component pin 3-2 and release sheet 4-3 or melting, described second stage clip 4-5 can promote the second slide block 4-4 to exist
Longitudinal sliding motion in side wall rails, makes described second slide block 4-4 extend between release sheet 4-3 and voltage component pin.Wherein institute
State the second slide block 4-4 to make using aerogenesis insulant or not aerogenesis insulant, wherein said aerogenesis insulant is poly- first
Aldehyde or nylon.
Described shell 1 includes cassette bottom 1-3 and the shell body 1-2 covering in cassette bottom 1-3, wherein in the upper table of shell body 1-2
Face is provided with transparency window 1-1, is wherein provided with baffle plate 6-1 on the top of box 2, and described baffle plate 6-1 is corresponding with transparency window 1-1；Described
First slide block 4-2 is in inverted " h " shape structure, namely the first slide block 4-2 is provided with long base, and this long base is in head rail
Relative movement, the wherein middle part on long base are provided with a block, and on this, a block can slide with long base, and described first slide block
When 4-2 slides, the upper block of described first slide block 4-2 can extend into above baffle plate 6-1, and baffle plate 6-1 is located at upper block and length
Between base, block a block and long base junction, limit the first slide block 4-2 and continue to slide.
It is provided with telecommunication equipment 7, described telecommunication equipment 7 includes chromacoder 7-1 and remote signalling interface 7- in described shell 1
2, described chromacoder 7-1 can change to signal according to the position movement of slide block 4-2；Described remote signalling interface 7-2 position
Outside shell 1, remote signals are delivered to far-end.
Specifically, the high shock tolerance surge protection device of the present invention, when surge protector overvoltage assembly 3 because deterioration,
When the reasons such as overload cannot return to normal state, even if electrical network is in normal operation, also have certain electric current from surge
Flow through on protector.The electric current flowing through surge protector can lead to overvoltage element 3-1 temperature to raise.At conduction is to tin welding spot
Temperature reach tin solder fusing or melt temperature when, trip gear 4 starts trip action, by protection circuit and electric-conductor 8
Electrical connection disconnect.In trip gear 4 course of action, the release sheet 4-3 being in case of bending shows a recovery certainly
The restoring force of figure shape；The first stage clip 4-1 that first slide block 4-2 passes through rear produces one and release sheet 4-3 recovery force direction
Identical active force is applied on release sheet 4-3；Second slide block 4-4 can produce two in the presence of its behind the second stage clip 4-5
The power in individual direction；Power on one of direction is identical with release sheet 4-3 recovery force direction, helps release sheet 4-3 and the first mistake
Voltage component pin 3-2 is faster separated.In the presence of three above power, release sheet 4-3 is drawn with the first overvoltage element
Foot 3-2 is rapidly separated, and in order to ensure that release sheet 4-3 do not occur resilience, the active force of the first spring 4-1 can promote the first slide block 4-
2 follow release sheet 4-3 motion, till the first slide block 4-2 is blocked by baffle plate 6-1.
Electric arc, the work of arc-control device 5 can be produced during first overvoltage element electrode 3-2 is detached with release sheet 4-3
With being exactly to extinguish safely rapidly the electric arc producing in separation process.With the action of release sheet 4-3 in trip gear 4, arc extinguishing
The second stage clip 4-5 in device 5 promotes the second slide block 4-4 to move along the side wall guide rail on box body, by the first overvoltage element
Pin 3-2 block, serve the pin 3-2 that will be disengaged from piece 4-3 and the first overvoltage element electric arc elongate, cooling work
With.Second slide block 4-4 adopts aerogenesis insulant or not aerogenesis insulant, and aerogenesis insulant can adopt polyformaldehyde or Buddhist nun
Dragon；In the presence of arc energy, there is the second slide block 4-4 of biogas production characteristics, box 2 will produce gas.The gas producing is same
Electric arc can be cooled down, can also locally improve the air pressure of inside the shell simultaneously, and hyperbar can effectively reduce secondary arcing
May, so that electric arc is reliably extinguished.
State indicating device 6 represents two kinds of different states of surge protector using two kinds of colors.One of which color
Represent sample normal operating conditions, another kind of color represents that product is in failure state.In terms of the transparency window 1-1 shell 1-2
It is to represent product work to the color of baffle plate 6-1 or adhering to color on baffle plate 6-1 for other color using methods such as viscous, prints
Normally；Transparency window 1-1 from shell sees the first slide block 4-2 or sliding first using the method other color of attachment such as viscous, print
Color on block 4-2 is to represent product failure, and after trip gear 4 action, one end of the first slide block 4-2 will slide to baffle plate 6-1
Top.The face that the color now seen from the transparency window 1-1 of shell is the first slide block 4-2 from the color transition of baffle plate 6-1
Color.See that color transition represents that surge protector also becomes failure state by normal operating conditions from transparency window 1-1.
Telecommunication equipment 7 comprises a remote signalling interface 7-2 and chromacoder 7-1 that can connect the modes such as the warning such as sound, light.
Chromacoder 7-1 is that a kind of mobile the touching in position by slide block 4-2 makes signal be changed, and can be that mechanical type can also
It is the device of electronic type.Remote signals are transported to far-end through remote signalling interface 7-2, are monitored or Failure Alarm with realizing remote status
Etc. function.On the surge protector equipped with multiple trip gears 4, telecommunication equipment 7 is capable of single trip gear 4 action report
The function such as police or whole trip gear 4 actions warning.
The trip gear 4 of surge protector and arc-control device 5 are according to the number of overvoltage element 3-1 in overvoltage assembly 3
Installed it is ensured that the deterioration of each overvoltage element 3-1 is all without bringing safety problem, and with independent state instruction
Device 6 and telecommunication equipment 7.Because in surge protector, each trip gear 4 is to work independently.After one of action, other
Will not action.So the surge protector of multiple overvoltage elements is also provided that part protection energy when pointing out product failure
Power, after farthest taking precautions against overvoltage protection device inefficacy, because not changing surge protector in time, leads to equipment to be struck by lightning, grasp
Make overvoltage, surge etc. to damage.
The high shock tolerance surge protection device of the present invention, adds an interrupter cartridge being capable of reliable blow-out in interiors of products
Put 5, the protective loop employing the surge protector of method guarantee inefficacy that trip gear 4 is combined with arc-control device 5 is electric
Safely disconnect.Avoid surge protector to be applied in AC system because product deterioration itself or power failure lead to surge to be protected
Shield device lost efficacy, and effectively can not separate with power-supply system and cause security incident, especially in higher system voltage and larger short circuit
In the alternating voltage equipment application of electric current, safety is higher.
Arc-control device 5 in surge protector can be to release sheet 4-3 and the first overvoltage element pin 3-2 separation process
The electric arc producing carries out timely blow-out, it is to avoid although the release sheet 4-3 of trip gear 4 and the first overvoltage element pin 3-2
It has been kept completely separate, but because the electric arc between release sheet 4-3 and the first overvoltage element pin 3-2 can not extinguish, led to flow
Cross surge protector trouble electric current and can not cut off the accident causing.
Trip gear 4 is a kind of trip gear that multiple power roll into one, from each power effectively with thus forming
A kind of maximally effective trip gear 4.There is trip gear 4 separating rate soon, the feature of safety.
In surge protector, each overvoltage element 3-1 has and is furnished with a trip gear 4, between each trip gear 4
Separate, do not interact, more can provide for preventer and more fully protect.Fig. 3 describes one kind, and at least one is excessively electric
Pressure element 3-3 forms a kind of mode of overvoltage assembly 3, and multiple overvoltage element 3-3 can make up has higher protective capacities
Surge protector.This surge protector can bear thunder and lightning flow field simulation specified in iec 61643-11, en 61643-11
The impact of the relatively large lightning current of waveform 10/350us, 8/20us, impact resistance is higher.
State indicating device 6 can clearly indicate surge protector state, or even the state of each overvoltage element.Side
Face manual inspection, can carry out remote monitoring and breakage alarming using telecommunication equipment 7.
Surge protector provides a length × width × height for each overvoltage element and is not less than 35mm × 35mm × 9.5mm
Placement space, larger space can place that through-current capacity is larger or the overvoltage element of respective numbers is it is provided that more
Strong thunder and lightning, overvoltage protection through-current capability.
Telecommunication equipment 7 and arc-control device 5 can be chosen to install according to actual techniques demand, individually can adopt trip gear 4,
And can according to actual needs using the quantity of overvoltage element determine to need trip gear 4 to be mounted and arc-control device
5 quantity, can effectively improve selectivity and the compatibility of product.The output signal of telecommunication equipment 7 is as well as trip gear 4
Action changes.Because the movement of the first slide block 4-2 is to occur during surge protector lost efficacy, and its slip
Promote signal adapter 7-1 that signal is converted.Overvoltage protection device normal operating conditions can be turned by remote signalling interface 7-2
The message being changed into failure state sends relevant departments to immediately, is easy to them and immediately treats.
The high shock tolerance surge protection device of the present invention, it is to avoid surge protector is applied in AC system, because of product
Deterioration itself or power failure lead to surge protector to lose efficacy, and effectively can not separate with power-supply system and cause safe thing
Therefore, especially in the alternating voltage equipment application of higher system voltage and larger short circuit current, safety is higher；Avoid dropout
Although the release sheet of device and overvoltage element pin have been kept completely separate, due between release sheet and overvoltage element pin
Electric arc can not extinguish, lead to flow through surge protector trouble electric current and can not cut off the accident causing.
The invention is not limited in aforesaid specific embodiment.The present invention expands to and any discloses in this manual
New feature or any new combination, and the arbitrary new method of disclosure or the step of process or any new combination.
Claims (6)
1. high shock tolerance surge protection device it is characterised in that: it include shell (1), the box (2) being placed in shell (1), by extremely
Overvoltage assembly (3) that a few overvoltage element (3-1) forms, for disconnected by protection circuit loop trip gear (4),
And the electric conductor (8) of connection electrical network, each overvoltage element (3-1) has is furnished with a trip gear (4), each dress of threading off
Put separate between (4), after one of action, other will not action, described overvoltage assembly (3) in box (2),
First overvoltage element pin (3-2) and the second overvoltage element pin (3- are equipped with each overvoltage element (3-1)
3), the wherein second overvoltage element pin (3-3) is directly connected with electric conductor (8), and the first overvoltage element pin (3-2) passes through
Trip gear (4) is connected with another electric conductor (8)；Described trip gear (4) includes the first stage clip (4-1), the first slide block (4-2)
With release sheet (4-3)；Telecommunication equipment (7) is had additional, described telecommunication equipment (7) includes chromacoder in described shell (1)
(7-1) with remote signalling interface (7-2), described chromacoder (7-1) can be according to the position movement of the first slide block (4-2) to signal
Changed；Described remote signalling interface (7-2) is located at, outside shell (1), remote signals is delivered to far-end.
2. high shock tolerance surge protection device as claimed in claim 1 it is characterised in that: described release sheet (4-3) is in box (2)
Side wall fit with the first overvoltage element pin (3-2) and soldering, and described release sheet (4-3) is connected with electric conductor (8)；?
It is provided with interconnective first stage clip (4-1) and the first slide block (4-2), described first stage clip (4-1) in the head rail of box (2)
It is butted on the end of head rail, when the tin welding spot of the first overvoltage element pin (3-2) and release sheet (4-3) melts or melts
When, described first stage clip (4-1) can promote the first slide block (4-2) to slide laterally along head rail, makes described first slide block (4-2)
End promote release sheet (4-3) away from the first overvoltage element pin (3-2).
3. high shock tolerance surge protection device as claimed in claim 2 it is characterised in that: described release sheet (4-3) be bending
Spring leaf, the bottom of described release sheet (4-3) and electric-conductor (8) are connected using riveting, crimping, spot welding or Sn-coupled SSBR mode；
Protuberance in the middle part of described release sheet (4-3) can be fitted with the first overvoltage element pin (3-2) soldering；Described release sheet (4-
3) top is provided with breach, and the end of described first slide block (4-2) is stretched in this breach and coordinated.
4. high shock tolerance surge protection device as claimed in claim 2 or claim 3 it is characterised in that: on the side wall of described box (2)
It is provided with side wall guide rail, described side wall guide rail is located under release sheet (4-3) and the first overvoltage element pin (3-2) joint place
Side, is provided with arc-control device (5) in the wall guide rail of described side, described arc-control device (5) include interconnective second slide block (4-4) and
Second stage clip (4-5), described second stage clip (4-5) is butted on the bottom of side wall guide rail, when the first overvoltage element pin (3-2) with
When the tin welding spot fusing of release sheet (4-3) or melting, described second stage clip (4-5) can promote the second slide block (4-4) in side wall rail
Longitudinal sliding motion in road, make described second slide block (4-4) extend into release sheet (4-3) and the first overvoltage element pin (3-2) it
Between.
5. high shock tolerance surge protection device as claimed in claim 4 it is characterised in that: described second slide block (4-4) adopts
Aerogenesis insulant or not aerogenesis insulant are made, and wherein said aerogenesis insulant is polyformaldehyde or nylon.
6. high shock tolerance surge protection device as claimed in claim 4 it is characterised in that: described shell (1) includes cassette bottom (1-
3) and cover in shell body (1-2) in cassette bottom (1-3), the wherein upper surface in shell body (1-2) is provided with transparency window (1-1), its
In baffle plate (6-1) is provided with the top of box (2), described baffle plate (6-1) is corresponding with transparency window (1-1)；Described first slide block (4-
2) it is in " h " shape structure, when described first slide block (4-2) is slided, the upper block of described first slide block (4-2) can extend into baffle plate
(6-1) above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310392659.1A CN103560481B (en) | 2013-09-03 | 2013-09-03 | High shock tolerance surge protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310392659.1A CN103560481B (en) | 2013-09-03 | 2013-09-03 | High shock tolerance surge protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103560481A CN103560481A (en) | 2014-02-05 |
| CN103560481B true CN103560481B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310392659.1A Active CN103560481B (en) | 2013-09-03 | 2013-09-03 | High shock tolerance surge protection device |
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| CN (1) | CN103560481B (en) |
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| CN200941370Y (en) * | 2006-09-01 | 2007-08-29 | 宁波能士通信设备有限公司 | Surge protector |
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| CN201638767U (en) * | 2010-02-24 | 2010-11-17 | 常州市创捷防雷电子有限公司 | Surge protection device |
| CN202444238U (en) * | 2012-02-24 | 2012-09-19 | 杭州鸿尔泰电器有限公司 | Low residual voltage modularization power supply lightening prevention device |
| CN202949222U (en) * | 2012-12-20 | 2013-05-22 | 浙江雷泰电气有限公司 | Surge protector |
| CN103198984A (en) * | 2013-04-10 | 2013-07-10 | 四川中光防雷科技股份有限公司 | High-security surge protection device |
| CN203466554U (en) * | 2013-09-03 | 2014-03-05 | 四川中光防雷科技股份有限公司 | High impact tolerance surge protective device |
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|---|---|---|---|---|
| CN200941370Y (en) * | 2006-09-01 | 2007-08-29 | 宁波能士通信设备有限公司 | Surge protector |
| CN201515206U (en) * | 2009-09-16 | 2010-06-23 | 常州市创捷防雷电子有限公司 | Surge protector |
| CN201638767U (en) * | 2010-02-24 | 2010-11-17 | 常州市创捷防雷电子有限公司 | Surge protection device |
| CN202444238U (en) * | 2012-02-24 | 2012-09-19 | 杭州鸿尔泰电器有限公司 | Low residual voltage modularization power supply lightening prevention device |
| CN202949222U (en) * | 2012-12-20 | 2013-05-22 | 浙江雷泰电气有限公司 | Surge protector |
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| CN203466554U (en) * | 2013-09-03 | 2014-03-05 | 四川中光防雷科技股份有限公司 | High impact tolerance surge protective device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103560481A (en) | 2014-02-05 |
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Effective date of registration: 20170508 Address after: 518101 Guangdong, Baoan District, Xin'an street, Fang Fang Road, No. 2 Lingyun building, building No. 7, building No. 702, No. Patentee after: Shenzhen City Tekarms Protective Electric Co., Ltd. Address before: Tianyu Chengdu road 611731, Sichuan province high tech Zone West Park No. 19 Patentee before: Sichuan Zhongguang Lightning Protection Technologies Co., Ltd. |
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