CN108933066A - The tripping arc extinguishing instruction remote signalling integral mechanism and Surge Protector of Surge Protector - Google Patents
The tripping arc extinguishing instruction remote signalling integral mechanism and Surge Protector of Surge Protector Download PDFInfo
- Publication number
- CN108933066A CN108933066A CN201710369701.6A CN201710369701A CN108933066A CN 108933066 A CN108933066 A CN 108933066A CN 201710369701 A CN201710369701 A CN 201710369701A CN 108933066 A CN108933066 A CN 108933066A
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- China
- Prior art keywords
- sliding block
- bracket
- remote signalling
- pressure bar
- pressure
- Prior art date
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Links
- 230000011664 signaling Effects 0.000 title claims abstract description 70
- 230000001012 protector Effects 0.000 title claims abstract description 54
- 230000007246 mechanism Effects 0.000 title claims abstract description 34
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 46
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 46
- 238000005192 partition Methods 0.000 claims abstract description 31
- 238000003466 welding Methods 0.000 claims abstract description 19
- 230000033001 locomotion Effects 0.000 claims description 23
- 238000005452 bending Methods 0.000 claims description 12
- 230000007257 malfunction Effects 0.000 claims description 10
- 229910000679 solder Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 230000001739 rebound effect Effects 0.000 claims description 2
- 150000002927 oxygen compounds Chemical class 0.000 claims 1
- 210000002683 foot Anatomy 0.000 description 50
- 238000010586 diagram Methods 0.000 description 23
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 5
- 238000010891 electric arc Methods 0.000 description 5
- 238000005491 wire drawing Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/14—Electrothermal mechanisms
- H01H71/20—Electrothermal mechanisms with fusible mass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/04—Means for indicating condition of the switching device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/18—Means for extinguishing or suppressing arc
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/10—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess voltage, e.g. for lightning protection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/04—Means for indicating condition of the switching device
- H01H2071/042—Means for indicating condition of the switching device with different indications for different conditions, e.g. contact position, overload, short circuit or earth leakage
Abstract
The invention discloses a kind of tripping arc extinguishings for Surge Protector to indicate that remote signalling integral mechanism and Surge Protector, tripping arc extinguishing instruction remote signalling integral mechanism include:One can accommodate the bracket of at least one metal oxide varistor, a function slide block assembly being slidably arranged in bracket, a bridge joint elastic slice; first pin of Surge Protector is connected by the first electrode foot low-temperature welding of bridge joint elastic slice and metal oxide varistor; bracket has partition; function slide block assembly includes sliding block, first pressure bar, second pressure bar, elastic component; sliding block is equipped with sliding block fracture of wire corner cut, and first pressure bar one end and second pressure bar one end rotate and be fixed on sliding block;Under normal condition, the first electrode foot for bridging elastic slice and metal oxide varistor is welded to connect, and sliding block is bridged elastic slice and supports and be maintained at first position, and elastic component is compressed between first pressure bar and second pressure bar, and bridge joint elastic slice has screen resilience.
Description
Technical field
The present invention relates to a kind of Surge Protector, the more particularly, to tripping arc extinguishing of the Surge Protector indicates remote signalling one
Body mechanism.
Background technique
Surge Protector is commonly used in the electric wiring of family, office space, industrial site etc., to prevent in route
Damage of the instantaneous overvoltage to electrical equipment.When the interference in electric loop or communication line because of the external world generates point suddenly
When peak current or voltage, shunting can be connected in Surge Protector in a very short period of time, to avoid surge to its in circuit
The damage of his equipment.
In most common Surge Protector, including one is known as metal oxide varistor(MOV)Element, be used to turn
Move extra voltage.The metal oxide varistor has very big resistance in normal operating conditions, substantially locates as a result,
In off state, and when voltage in circuit is more than predetermined value, such as when being struck by lightning, resistance sharply under
Drop, then at intimate on state, conduct significant current eliminates extra voltage.
But after long-time use, metal oxide varistor understands aging and thus may cause fever phenomenon, is
It prevents metal oxide varistor to be damaged due to overheat, and causes the calamities such as fire since temperature raises in order to prevent
Evil, is usually arranged tripping mechanism in Surge Protector, when the temperature rises to disengage metal oxide varistor and circuit.
Figure 14 shows a kind of tripping mechanism for Surge Protector disclosed in Chinese patent 201110346844.8
100, including the bracket 110 for accommodating metal oxide varistor 200, the upper right corner of bracket 110 is equipped with pivot 111, tripping
Bar 120 can be pivotally arranged on bracket 110 around the pivot 111, and the one end of release lever 120 far from pivot 111 is connecting pin.
Sliding block 130 is slidably disposed on the upper side of bracket 110.One end of biasing spring 140 is engaged with the right end of sliding block 130,
The other end is engaged with pivot 111.In normal working conditions, the connecting pin of release lever 120 passes through solder(It is not shown)With
One electrode 210 of metal oxide varistor welds, and the edge of connecting pin leans against the inclined-plane of sliding block 130(It is not shown)On, make
Obtain sliding block 130 has the trend slided to 111 direction of pivot under the action of biasing spring 140.The temperature inside Surge Protector
Degree increases, and when solder melts, the connection between release lever 120 and metal oxide varistor electrode is disconnected, release lever
120 cannot play the role of stopping sliding block 130;Sliding block 130 slides to the right under the action of biasing spring 140, sliding simultaneously
The inclined-plane of block 130 pushes up release lever 120, so that release lever 120 rotates clockwise around pivot.In bracket
110 downside is also formed with another pivot 113, and swing rod 150 is pivotally disposed on bracket 110 by the pivot 113.Pendulum
One end of bar 150 forms switch triggering part 151, for controlling remote control switch(It is not shown).Sliding block 130 slides to the right
When, rotate swing rod clockwise around pivot, to trigger remote control switch.
There are the following problems for this traditional Surge Protector releasing structure:Sliding block, release lever, biasing spring are respectively positioned on branch
The upside of frame increases the height dimension of Surge Protector;After release lever tripping, around the pivot is rotated in the clockwise direction, into
One step increases height dimension.Releasing structure needs to stir swing rod by sliding block when triggering remote control switch to realize, knot
Structure is more complicated.
Summary of the invention
The present invention provides a kind of tripping arc extinguishings for Surge Protector to indicate remote signalling integral mechanism, can be effectively reduced
The height dimension of Surge Protector, while can integrally realize tripping, fracture of wire, hide arc, state instruction, remote signalling five function of triggering
Energy.The present invention also provides a kind of Surge Protectors including above-mentioned tripping arc extinguishing instruction remote signalling integral mechanism.
According to an aspect of the invention, there is provided a kind of tripping arc extinguishing for Surge Protector indicates remote signalling all-in-one machine
Structure, the integral mechanism include:One can accommodate the bracket of at least one metal oxide varistor, one be slidably arranged in institute
Function slide block assembly, the bridge joint elastic slice in bracket are stated, the first pin of the Surge Protector passes through bridge joint elastic slice and gold
Belong to the first electrode foot low-temperature welding connection of oxide rheostat;The bracket has partition, and the function slide block assembly includes
Sliding block, first pressure bar, second pressure bar, elastic component, the sliding block are equipped with sliding block fracture of wire corner cut, first pressure bar one end
It rotates and is fixed on the slide block with second pressure bar one end.Under normal condition, elastic slice and metal oxide varistor are bridged
First electrode foot be welded to connect, sliding block is bridged elastic slice and supports and be maintained at first position, and elastic component is compressed in the first pressure
Between power bar and second pressure bar;Under trip status, the company between elastic slice and metal oxide varistor first electrode foot is bridged
It connects and is disconnected, bridge joint elastic slice rebound tilts, and extruding force suffered by elastic component disappears, and the screen resilience of elastic component makes first pressure bar
Rotation opposite with the generation of second pressure bar, first pressure bar and second pressure bar against the partition movement of bracket, push sliding block
The second position is slid into from first position along partition, the sliding block fracture of wire corner cut of sliding block is located at first electrode foot and bridge joint bullet at this time
Between piece.
Due under trip status, first pressure bar and second pressure bar against the opposite rotation of the partition generation of bracket,
Sliding block is pushed to slide into the second position, the rotary motion and cunning of first pressure bar and second pressure bar from first position along partition
The sliding motion of block carries out in approximately the same plane, and is located at the inside of bracket, and entire mechanism not will increase Surge Protector
The size of height and length direction.
Preferably, the first pressure bar is not fixed to one end on sliding block equipped with first pressure guide post;It is described
Second pressure bar is not fixed to one end on sliding block equipped with second pressure guide post;Under normal condition, the first pressure of bracket
Gib block resists the first pressure guide post, and second pressure gib block resists the second pressure guide post, and sliding block is in the
One position;Under trip status, first pressure bar and second pressure bar by elastic component the opposite rotation of rebound effect generation, first
Pressure guide post reclines the first pressure gib block movement of bracket, meanwhile, second pressure guide post reclines the second pressure of bracket
Gib block movement, and then sliding block is pushed to slide into the second position from first position.The rotation of first pressure bar and second pressure bar
Movement can be rapidly converted into the sliding motion of sliding block, improve the sliding speed of sliding block.
Preferably, the sliding block reclines, the one side of bracket partition is equipped with guide groove;The bracket is equipped with and sliding block
The partition of the corresponding bracket fracture of wire corner cut of fracture of wire corner cut, bracket is equipped with gib block;The gib block of bracket and the guiding of sliding block
Slot cooperates, and sliding block is made to slide into the second position from first position along gib block, in the second position, the fitting of sliding block fracture of wire corner cut
In bracket fracture of wire corner cut.During sliding block slides into the second position from first position, sliding block fracture of wire corner cut and bracket are disconnected
Mutual shear motion occurs for silk corner cut, can thoroughly cut off bridge joint elastic slice and metal oxide varistor first electrode foot point as a result,
Scolding tin wire drawing and electric arc from rear generation, and cut-off velocity is fast.
Preferably, the middle part of the sliding block is equipped with column spinner;First pressure bar one end and second pressure bar one end are revolved
Turn to be fixed on the column spinner, and forms scissor type structure.
Preferably, the elastic component has bending structure, and including bending main part and positioned at the of main part both ends
One fixed feet and the second fixed feet;The first pressure guide post of the first pressure bar is installed along the first elastic component is axially arranged with
The second pressure guide post edge in hole, the second pressure bar is axially arranged with the second elastic component mounting hole;The first of the elastic component
Fixed feet and the second fixed feet, which respectively correspond, to be mounted in the first elastic component mounting hole and the second elastic component mounting hole, thus by bullet
Property part is mounted on first pressure bar and second pressure bar, and elastic component firmly installs, while can reduce function slide block assembly
Thickness.
Preferably, the Surge Protector has shell, the sliding block is integrally arched, and including upper branch arm and lower branch
Arm.
Preferably, the shell has form hole, the position that the top of the bracket corresponds to form hole refers to equipped with state
Show opening;State instruction plate is equipped at the top of upper branch arm, state instruction plate is accommodated in the state instruction opening of bracket, and including just
Normal working status indication region and malfunction indicating area, two indicating areas have different colors;The sliding block is located at
When first position, state instruction plate is located at one end of state instruction opening, and the normal operating conditions indicating area passes through surge
Expose in form hole on protector outer casing;Sliding block slides into the second position from first position, and state instruction plate slides into state and refers to
Show the other end of opening, the malfunction indicating area is exposed by the form hole on Surge Protector shell.
Preferably, the Surge Protector is switched with remote signalling, there is remote signalling to switch fitting groove for the bracket bottom end, distant
Believe that the control unit of switch switchs fitting groove by remote signalling and protrudes into internal stent;The lower branch arm bottom of the sliding block is equipped with controllable remote signalling
Plate;When the sliding block is located at first position, controllable remote signalling plate is pressed against the control unit of remote signalling switch, and remote signalling switch is in closed form
State;Sliding block slides into the second position from first position, and controllable remote signalling plate leaves the control unit of remote signalling switch.
Preferably, the lower branch arm side of the sliding block, which is formed, hides arc portion, when sliding block is in the second position, bracket, sliding block
Fracture of wire corner cut, the inner wall formation closed area for hiding arc portion, Surge Protector shell.
Since state instruction plate, controllable remote signalling plate and screening arc portion are integrally disposed upon on sliding block, it is not necessarily to intermediate transmission component,
The quantity for reducing components simplifies the structure of tripping arc extinguishing instruction remote signalling integral mechanism, improves the reliability of instruction.
Preferably, the bridge joint elastic slice is integrated bending structure, and including fixing end, welding contact surface and it is located at
The first electrode foot of linking arm between fixing end and welding contact surface, welding contact surface and metal oxide varistor passes through low
Warm solder is welded to connect, and the first pin of fixing end and Surge Protector is welded to connect.
According to another aspect of the present invention, a kind of Surge Protector is additionally provided comprising shell, remote signalling switch, extremely
A few metal oxide varistor and above-mentioned tripping arc extinguishing indicate remote signalling integral mechanism.
In conclusion function slide block assembly is arranged in the bracket present invention, and after tripping, first pressure bar and second
Opposite rotation occurs for the partition that press rods are against bracket by the rebound power drive of elastic component, then passes through first pressure on bracket
Rotary motion, is quickly converted to the linear motion of sliding block by the ejection effect of gib block, second pressure gib block;The rotation of press rods
The dynamic sliding motion with sliding block of transhipment carries out in approximately the same plane, and is located at the inside of bracket, and entire mechanism not will increase
The size of Surge Protector height and length direction;During sliding block slides into the second position from first position, sliding block is disconnected
Mutual shear motion occurs for silk corner cut and bracket fracture of wire corner cut, can thoroughly cut off bridge joint elastic slice and metal oxide varistor first
The scolding tin wire drawing generated after electrode foot separation and electric arc, and cut-off velocity is fast;Also, synchronizing realizes state-indicating function, distant
Letter instruction function, arc-suppression function, are not necessarily to intermediate conduction part, reduce the quantity of components, simplify the structure of entire mechanism, mention
The high reliability of instruction.
Detailed description of the invention
Fig. 1 is overall structure diagram inside first embodiment of the present invention Surge Protector;
Fig. 2A is the inside overall structure diagram of another angle of Surge Protector of the invention;
Fig. 2 B is the schematic diagram of structured rear surface shown in Fig. 2A;
Fig. 3 A is the positive schematic diagram of supporting structure;
Fig. 3 B is the schematic diagram at the supporting structure back side;
Fig. 4 A is bridge joint elastic piece structure schematic diagram;
Fig. 4 B is metal oxide varistor structural schematic diagram;
Fig. 5 A is the structural schematic diagram of sliding block, and Fig. 5 B is the structural schematic diagram of first pressure bar, and Fig. 5 C is the knot of second pressure bar
Structure schematic diagram, Fig. 5 D are the structural schematic diagram of elastic component;
Fig. 6 is the structural schematic diagram of this Surge Protector normal operating conditions(First position);
Fig. 7 is the structural schematic diagram of this Surge Protector malfunction(The second position);
Fig. 8 A is the inside overall structure diagram of Surge Protector second embodiment of the present invention;
Fig. 8 B is the schematic diagram of structured rear surface shown in Fig. 8 A;
Fig. 9 A is the positive schematic diagram of supporting structure of second embodiment;
Fig. 9 B is the schematic diagram at the supporting structure back side of second embodiment;
Figure 10 A is the bridge joint elastic piece structure schematic diagram of second embodiment;
Figure 10 B is the metal oxide varistor structural schematic diagram of second embodiment;
Figure 11 A is the structural schematic diagram of the function slide block assembly of second embodiment;
Figure 11 B is the effect picture of the function slide block assembly installation of second embodiment in the bracket;
Figure 12 is the structural schematic diagram of the Surge Protector normal operating conditions of second embodiment(First position);
Figure 13 is the structural schematic diagram of the Surge Protector malfunction of second embodiment(The second position);
Figure 14 is the structural schematic diagram of the tripping mechanism of the Surge Protector of the prior art.
Symbol description:
The known > of <
100 ... tripping mechanisms;
110 ... brackets;
111 ... pivots;
113 ... pivots;
120 ... release levers;
130 ... sliding blocks;
140 ... biasing springs;
150 ... swing rods;
151 ... switch triggering parts;
200 ... metal oxide varistors;
210 ... electrodes;
< > of the present invention
2 ... shells;
21 ... form holes;
3 ... metal oxide varistors;
31 ... first electrode feet;
32 ... second electrode feet;
4 ... brackets;
41 ... first pin fixing grooves;
410 ... partitions;
411 ... state instructions opening;
42 ... device placing grooves;
43 ... pin bores;
44 ... second pin fixing grooves;
45 ... gib blocks;
46 ... first pressure gib blocks;
47 ... second pressure gib blocks;
48 ... remote signalling switch fitting groove;
49 ... bracket fracture of wire corner cuts;
5 ... bridge joint elastic slices;
51 ... fixing ends;
52 ... welding contact surfaces;
53 ... linking arms;
54 ... abutting parts;
6 ... first pins;
7 ... second pins;
8 ... function slide block assemblies;
81 ... sliding blocks;
811 ... sliding block fracture of wire corner cuts;
812 ... state instruction plates;
8121 ... normal operating conditions indicating areas;
8122 ... malfunction indicating areas;
813 ... controllable remote signalling plates;
814 ... hide arc portion;
815 ... column spinners;
816 ... guide grooves;
817 ... upper branch arms;
818 ... lower branch arms;
819 ... recess portions;
82 ... first pressure bars;
821 ... first rotating holes;
822 ... first pressure guide posts;
823 ... first elastic component mounting holes;
83 ... second pressure bars;
831 ... second rotating holes;
832 ... second pressure guide posts;
833 ... second elastic component mounting holes;
84 ... elastic components;
841 ... first fixed feets;
842 ... second fixed feets;
843 ... bending main parts;
9 ... remote signalling switch;
91 ... control units.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It better understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in Figures 1 to 7, according to first embodiment of the invention, Surge Protector includes shell 2, tripping arc extinguishing
Indicate remote signalling integral mechanism, a metal oxide varistor 3, the first pin 6, second pin 7, remote signalling switch 9.On shell 2
Equipped with form hole 21.Tripping arc extinguishing instruction remote signalling integral mechanism includes the 4, cunnings of bracket for accommodating metal oxide varistor 3
8, bridge joint elastic slices 5 of function slide block assembly in bracket 4 are set dynamicly.First pin 6 passes through bridge joint elastic slice 5 and metal oxygen
31 low-temperature welding of first electrode foot of compound rheostat 3 connects, second pin 7 directly with metal oxide varistor 3 second
Electrode foot 32 is welded.As shown in Figure 4 B, the first electrode foot 31 of metal oxide varistor 3 is sheet, and is laid in metal
On oxide rheostat surface.
As shown in Fig. 3 A, 3B, bracket 4 is made of insulation, material resistant to high temperature, and whole bracket 4 is in box shape, and in thickness
Degree direction is divided into bracket front and cradle back by partition 410.As shown in Figure 3A, in bracket front, the centre of partition 410 is set
There is the gib block 45 of certain length, pin bores 43 are provided on partition 410, and gib block 45 is separated;410 edge of partition is equipped with
First pressure gib block 46 and second pressure gib block 47;First pressure gib block 46 and second pressure gib block 47 are close to guiding
One end of item 45 is arranged, and preferably the two is arranged symmetrically about the straight line where gib block 45;The formation of bracket fracture of wire corner cut 49
At edge of the pin bores 43 far from two pressure gib block sides, preferably, side edge of pin bores 43 itself can be made
For bracket fracture of wire corner cut 49.As shown in Figure 3B, device placing groove 42 is equipped in cradle back.The top of bracket 4 corresponds to the view of shell 2
The position of fenestra 21 is equipped with state instruction opening 411, and the bottom of bracket 4 is equipped with remote signalling and switchs fitting groove 48, bracket left lower
Equipped with the first pin fixing groove 41, lower right side is equipped with second pin fixing groove 44.
As shown in Fig. 2A, 2B, 3A, 3B, the first pin 6 is mounted in the first pin fixing groove 41, and second pin 7 is mounted on
In second pin fixing groove 44, the control unit 91 of remote signalling switch 9 switchs fitting groove 48 by remote signalling and protrudes into inside bracket 4.Remote signalling
The control unit 91 of switch 9 can be control pressure tongue, be also possible to control button.The setting of metal oxide varistor 3 is pacified in device
It sets in slot 42, first electrode foot 31 extends to bracket front by pin bores 43, with low with the bridge joint welding contact surface 52 of elastic slice 5
Temperature welding, and the plane that first electrode foot 31 and welding contact surface 52 weld is parallel to 410 place plane of partition.
As shown in Figure 4 A, bridge joint elastic slice 5 is the integration knot formed and reversely bending at a bar shaped sheet body both ends
Structure, preferably integrated metal clips, can produce screen resilience after deformation.Bridge joint elastic slice 5 includes being welded to connect with the first pin 6
Fixing end 51, the welding contact surface that is welded to connect with the first electrode foot 31 of metal oxide varistor 3 by solder
52 and the linking arm 53 between fixing end 51 and welding contact surface 52, welding 52 end of contact surface is to 53 side of linking arm
It tilts, forms abutting part 54.Bridge joint elastic slice 5 fixing end 51 protrude into the first pin fixing groove 41 of bracket 4 with the first pin 6
It is welded to connect.Under normal operating conditions, first of elastic slice 5 with metal oxide varistor 3 in the state of flexible deformation is bridged
Electrode foot 31 is welded to connect.When an error occurs, metal oxide varistor 3 generates high temperature, first electrode foot 31 and bridge joint
Solder fusing between elastic slice 5, the connection between first electrode foot 31 and bridge joint elastic slice 5 are disconnected, and bridge joint elastic slice 5 is sprung back
It tilts.
As shown in Fig. 2A, 5A, 5B, 5C and 5D, function slide block assembly 8 is mounted in bracket 4, and including:Sliding block 81, first
Press rods 82, second pressure bar 83, elastic component 84, first pressure bar 82 and the rotation of second pressure bar 83 are fixed on sliding block 81,
Sliding block fracture of wire corner cut 811 is equipped in the middle part of sliding block 81.
First pressure bar 82 is not fixed to one end on sliding block 81 equipped with first pressure guide post 822;Second pressure bar
83 one end being not fixed on sliding block 81 are equipped with second pressure guide post 832.Under normal condition, elastic slice 5 and metal oxygen are bridged
The first electrode foot 31 of compound rheostat 3 is welded to connect, and the abutting part 54 that sliding block 81 is bridged elastic slice 5 is supported and is maintained at first
Position, bridge joint elastic slice 5 have screen resilience, and elastic component 84 is compressed between first pressure bar 82 and second pressure bar 83 in pre-
Tight state, the first pressure gib block 46 of bracket 4 resist first pressure guide post 822, and second pressure gib block 47 resists second
Pressure guide post 832;When an error occurs, metal oxide varistor 3 generates high temperature, first electrode foot 31 and bridge joint elastic slice
Solder fusing between 5, the connection between first electrode foot 31 and bridge joint elastic slice 5 are disconnected, and the bridge joint rebound of elastic slice 5 tilts
Power no longer is supported to the application of sliding block 81, extruding force suffered by elastic component disappears, and the screen resilience of elastic component makes first pressure bar 82
With the partition 410 that second pressure bar 83 againsts bracket 4 occur it is opposite rotate, first pressure guide post 822 reclines the of bracket 4
One pressure gib block 46 movement, meanwhile, second pressure guide post 832 recline bracket 4 second pressure gib block 47 move, bracket
4 first pressure gib block 46 and second pressure gib block 47 is respectively to first pressure guide post 822 and second pressure guide post
832 generate ejection force, so that sliding block 8 be pushed to slide into the second position from first position along partition 410, sliding block fracture of wire is cut at this time
Angle 811 is located between first electrode foot 31 and bridge joint elastic slice 5.Due under trip status, first pressure bar 82 and second pressure
The partition 410 that bar 83 againsts bracket 4 occurs to rotate opposite to each other, then is led by first pressure gib block 46, second pressure on bracket 4
It is acted on to the ejection of item 47, rotary motion is quickly converted to the linear motion of sliding block 81,81 sliding speed of sliding block is fast, press rods
82,83 rotary motion and the sliding motion of sliding block 81 carry out in approximately the same plane, and are located at the inside of bracket 4, entirely
Mechanism not will increase the size of Surge Protector height and length direction.
Sliding block 81 recline bracket partition 410 one side be equipped with guide groove 816.Sliding block fracture of wire corner cut 811 is formed in sliding block
Close to the side of bridge joint elastic slice 5 in the middle part of in the of 81, sliding block fracture of wire corner cut 811 is in face of bridging the side of elastic slice 5 as slope, and slope
Bottom margin be posted by the partition 410 of bracket 4.During sliding block 81 slides into the second position from first position, bracket 4
Gib block 45 and sliding block 81 guide groove 816 cooperate, be oriented to the sliding to sliding block 81;Sliding block fracture of wire corner cut
811 occur mutual shear motion with bracket fracture of wire corner cut 49, can thoroughly cut off bridge joint elastic slice 5 and metal oxide variable resistance as a result,
The scolding tin wire drawing generated after the separation of 3 first electrode foot 31 of device and electric arc, and cut-off velocity is fast.
The middle part of sliding block 81 is equipped with recess portion 819, and column spinner 815 is equipped in recess portion 819;The rotation of first pressure bar 82 is fixed
One end on sliding block 81 is the first rotation fixing end, and it is the second rotation that second pressure bar 83, which rotates the one end being fixed on sliding block 81,
Turn fixing end, the first rotation fixing end of first pressure bar 82 is equipped with the first rotating hole 821, the second rotation of second pressure bar 83
Fixing end is equipped with the second rotating hole 831;First rotation fixing end of first pressure bar 82 and the second rotation of second pressure bar 83
It is arranged in the recess portion 819 of sliding block 81 after fixing end is stacked, while the column spinner 815 of sliding block 81 passes through the rotation of two press rods
Hole 821,831 makes two press rods 82,83 in scissor type structure, and is able to be rotated by axis of column spinner.As a result,
The thickness that function slide block assembly can be reduced as far as possible, is advantageously implemented the miniaturization of integral mechanism of the present invention.
Elastic component 84 has bending structure, and fixes including bending main part 843 and positioned at the first of 843 both ends of main part
Foot 841 and the second fixed feet 842, the first fixed feet 841 and the second fixed feet 842 extend perpendicularly to bending main part
Plane where 843;The first pressure guide post 822 of first pressure bar 82 is along being axially arranged with the first elastic component mounting hole 823, institute
The second pressure guide post 832 of second pressure bar 83 is stated along being axially arranged with the second elastic component mounting hole 833;The first of elastic component 84
Fixed feet 841 and the second fixed feet 842, which respectively correspond, is mounted on the first elastic component mounting hole 823 and the second elastic component mounting hole
In 833, so that elastic component 84 is mounted on first pressure bar 82 and second pressure bar 83, elastic component 84 is firmly installed, simultaneously
It can reduce the thickness of function slide block assembly.Elastic component 84 can be elastic wire or torsional spring, preferentially use elastic wire.It is excellent
Selection of land has strip groove in the opposite side top of first pressure bar 82 and second pressure bar 83, when elastic component 84 is pre-tightening
When be installed on first pressure bar 82 and second pressure bar 83 under state, elastic component 84 bends two arm section of main part 843
It is not contained in two strip grooves, thus, it is possible to which elastic component 84 is made to be located in first pressure bar 82 and second strongerly
In press rods 83.
Sliding block 81 is whole arched, and including upper branch arm 817 and lower branch arm 818, is equipped with state instruction at the top of upper branch arm 817
Plate 812,818 bottom of lower branch arm are equipped with controllable remote signalling plate 813.State instruction plate 812 is accommodated in the state instruction opening of bracket 4
In 411, and the length of state instruction plate 812 is less than the length of state instruction opening 411.State instruction plate 812 includes normal work
Make state instruction region 8121 and malfunction indicating area 8122, normal operating conditions indicating area 8121 is green, failure
State instruction region 8122 is red.818 side of lower branch arm is formed between sliding block fracture of wire corner cut 811 and controllable remote signalling plate 813
Hide arc portion 814.When sliding block 81 is located at first position, state instruction plate 812 is located at one end of state instruction opening 411, state
The normal operating conditions indicating area 8121 of indicator board 812 is exposed by the form hole 21 on Surge Protector shell 2, controllable distant
Letter plate 813 is pressed against the control unit 91 of remote signalling switch 9, and remote signalling switch 9 is in closed state;Sliding block 81 slides into from first position
Behind the second position, state instruction plate 812 slides into the other end of state instruction opening 411, the malfunction of state instruction plate 812
Indicating area 8122 is exposed by the form hole 21 on Surge Protector shell 2, and controllable remote signalling plate 813 leaves remote signalling switch 9
Control unit 91, remote signalling switch 9 are in off state, and at the same time, bracket 4, hides arc portion 814, surge at sliding block fracture of wire corner cut 811
The inner wall of protector outer casing 2 forms closed area, realizes arc-suppression function.
In use, under normal operating conditions as shown in FIG. 6, the first of bridge joint elastic slice 5 and metal oxide varistor 3
Electrode foot 31 is welded to connect, and sliding block 81 is bridged elastic slice 5 and supports and be maintained at first position, and bridge joint elastic slice 5 has screen resilience, bullet
Property part 84 be compressed between first pressure bar 82 and second pressure bar 83 in Pre strained state, first on first pressure bar 82
Second pressure guide post 832 in pressure guide post 822 and second pressure bar 83 is respectively held against the first pressure gib block of bracket 4
46 and second pressure gib block 47;State instruction plate 812 is located at one end of state instruction opening 411, and state instruction plate 812 is just
Normal working status indication region 8121 is exposed by the form hole 21 on Surge Protector shell 2, and controllable remote signalling plate 813 is pressed against
The control unit 91 of remote signalling switch 9, remote signalling switch 9 are in closed state, and no remote signals issue.
When an error occurs, as shown in fig. 7, metal oxide varistor 3 generates high temperature, first electrode foot 31 and bridge joint
Solder fusing between elastic slice 5, the connection between first electrode foot 31 and bridge joint elastic slice 5 are disconnected, and bridge joint elastic slice 5 resets
It flicks upwards and power is not being supported to the application of sliding block 81, extruding force suffered by elastic component 84 disappears, and the screen resilience of elastic component 84 makes
First pressure bar 82 and the partition 410 that second pressure bar 83 againsts bracket 4 occur it is opposite rotate, first pressure guide post 822
Recline bracket 4 first pressure gib block 46 move, meanwhile, second pressure guide post 832 recline bracket 4 second pressure guiding
Item 47 moves, and the first pressure gib block 46 of bracket 4, second pressure gib block 47 are respectively to first pressure guide post 822 and the
Two pressure guide posts 832 generate ejection force, and then sliding block 8 is pushed to slide along the gib block 45 on partition 410 from first position
To the second position, sliding block fracture of wire corner cut 811 is located between first electrode foot 31 and bridge joint elastic slice 5 at this time, and it is disconnected to be fitted in bracket
In silk corner cut 49.During sliding block 81 slides into the second position from first position, sliding block fracture of wire corner cut 811 and bracket fracture of wire
Mutual shear motion occurs for corner cut 49, after being separated with cutting bridge joint elastic slice 5 with the first electrode foot 31 of metal oxide varistor 3
The scolding tin wire drawing of generation and electric arc.At the same time, state instruction plate 812, controllable remote signalling plate 813, screening arc portion 814 are same with sliding block 81
Moved further, state instruction plate 812 are moved to the other end from one end of state instruction opening 411;When sliding block 81 is in the second position
When, the malfunction indicating area 8122 of state instruction plate 812 is exposed by the form hole 21 on Surge Protector shell 2, can
Control remote signalling plate 813 leaves the control unit 91 of remote signalling switch 9, and remote signalling switch 9 is in off state, issues remote signals;Bracket 4,
Sliding block fracture of wire corner cut 811, the inner wall formation closed area for hiding arc portion 814, Surge Protector shell 2, realize arc-suppression function.
It is another embodiment of the invention as shown in Fig. 8 A to Figure 13, Surge Protector includes shell 2, tripping arc extinguishing
Indicate remote signalling integral mechanism, a metal oxide varistor 3, the first pin 6, second pin 7.Arc extinguishing of threading off indicates remote signalling one
Body mechanism includes 8, bracket 4, function slide block assembly bridge joint elastic slices 5.The difference is that as shown in Figure 10 A to 11B, bridge
Connecing elastic slice 5 is the integral structure formed and bending at a bar shaped sheet body both ends in the same direction, and including welding with the first pin 6
The welding that the first electrode foot 31 of the fixing end 51 and metal oxide varistor 3 that connect in succession is welded to connect by solder
Contact surface 52, fixing end 51 and one end of welding contact surface 52 are directly connected to, and the other end of welding contact surface 52 connects abutting part
54.The first electrode foot 31 of metal oxide varistor 3 is sheet, and is vertically installed in 3 surface of metal oxide varistor.
The first electrode foot 31 of sheet is stretched out from pin bores 43, perpendicular to bracket partition 410.Bracket fracture of wire corner cut 49 is by 4 side of bracket
The side of 3 first electrode foot 31 of metal oxide varistor is extended to, and perpendicular to partition 410.The one of bracket fracture of wire corner cut 49
A side and first electrode foot 31 are located in approximately the same plane.Bracket fracture of wire corner cut 49 is preferred close to the side of first electrode foot 31
With slope, and slope is perpendicular to the partition 410 of bracket 4;Correspondingly, the slope of sliding block fracture of wire corner cut 811
The partition 410 for being also perpendicularly to bracket 4 is arranged.
As shown in figure 12, in normal operation, the first electrode foot of elastic slice 5 and metal oxide varistor 3 is bridged
31 are welded to connect, and the abutting part 54 that sliding block 81 is bridged elastic slice 5 is supported and is maintained at first position, and bridge joint elastic slice 5 has rebound
Power;As shown in figure 13, when an error occurs, metal oxide varistor 3 generates high temperature, first electrode foot 31 and bridge joint elastic slice
Solder fusing between 5, the connection between first electrode foot 31 and bridge joint elastic slice 5 are disconnected, and the bridge joint rebound of elastic slice 5 is stuck up
It rises, sliding block fracture of wire corner cut 811 slides into the second position between first electrode foot 31 and bridge joint elastic slice 5, and is fastened on branch
In frame fracture of wire corner cut 49.During sliding block 81 slides, with sliding block fracture of wire corner cut 811 opposite cut occurs for bracket fracture of wire corner cut 49
Movement is cut, scolding tin wire drawing and electric arc are cut off.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (11)
1. a kind of tripping arc extinguishing for Surge Protector indicates remote signalling integral mechanism, including:One can accommodate at least one gold
Belong to oxide rheostat(3)Bracket(4), one be slidably arranged in the bracket(4)Interior function slide block assembly(8), one
A bridge joint elastic slice(5), the first pin of the Surge Protector(6)By bridging elastic slice(5)With metal oxide varistor(3)
First electrode foot(31)Low-temperature welding connection, the bracket(4)With partition(410);
It is characterized in that, the function slide block assembly(8)Including sliding block(81), first pressure bar(82), second pressure bar(83),
Elastic component(84), the sliding block(81)Equipped with sliding block fracture of wire corner cut(811), the first pressure bar(82)One end and second pressure
Bar(83)One end, which rotates, to be fixed on the sliding block (81);Under normal condition, elastic slice is bridged(5)With metal oxide varistor
(3)First electrode foot(31)It is welded to connect, sliding block(81)It is bridged elastic slice(5)It supports and is maintained at first position, elastic component
(84) it is compressed in first pressure bar(82)With second pressure bar(83)Between;Under trip status, elastic slice is bridged(5)With metal oxygen
Compound rheostat(3)First electrode foot(31)Between connection be disconnected, bridge elastic slice(5)Rebound tilts, elastic component(84)
Suffered extruding force disappears, and the screen resilience of elastic component (84) makes first pressure bar(82)With second pressure bar(83)Occur opposite
Rotation, first pressure bar(82)With second pressure bar(83)Against bracket(4)Partition(410)Movement pushes sliding block(81)
Along partition(410)The second position is slid into from first position, at this time the sliding block fracture of wire corner cut of sliding block (81)(811)Positioned at first
Electrode foot(31)With bridge joint elastic slice(5)Between.
2. tripping arc extinguishing according to claim 1 indicates remote signalling integral mechanism, which is characterized in that the first pressure bar
(82)It is not fixed to sliding block(81)On one end be equipped with first pressure guide post(822);The second pressure bar(83)No
Fixed to sliding block(81)On one end be equipped with second pressure guide post(832);The bracket(4)Including first pressure gib block
(46)With second pressure gib block(47);Under normal condition, bracket(4)First pressure gib block(46)Resist first pressure
Power guide post(822), second pressure gib block(47)Resist the second pressure guide post(832), sliding block(81)In first
Position;Under trip status, first pressure bar(82)With second pressure bar(83)Phase is occurred by the rebound effect of elastic component (84)
Back rotation, first pressure guide post(822)Recline bracket(4)First pressure gib block(46)Movement, meanwhile, second pressure is led
Xiang Zhu(832)Recline bracket(4)Second pressure gib block(47)Movement, and then push sliding block(81)It is slid into from first position
The second position.
3. tripping arc extinguishing according to claim 1 indicates remote signalling integral mechanism, which is characterized in that the sliding block(81)It reclines
Bracket partition(410)One side be equipped with guide groove(816);The bracket (4) is equipped with and sliding block fracture of wire corner cut(811)Relatively
The bracket fracture of wire corner cut answered(49), bracket(4)Partition(410)It is equipped with gib block(45);The gib block of bracket (4)(45)With
The guide groove of sliding block (81)(816)It cooperates, makes sliding block(81)The second position is slided into from first position along gib block (45),
In the second position, sliding block fracture of wire corner cut(811)It is fitted in bracket fracture of wire corner cut(49)On.
4. tripping arc extinguishing according to claim 1 indicates remote signalling integral mechanism, which is characterized in that the sliding block(81)In
Portion is equipped with column spinner(815);First pressure bar(82)One end and second pressure bar(83)One end, which rotates, is fixed on the rotation
Column(815)On, and form scissor type structure.
5. tripping arc extinguishing according to claim 2 indicates remote signalling integral mechanism, which is characterized in that elastic component(84)With curved
Folded structure, elastic component(84)Including bending main part(843)With the first fixed feet for being located at bending main part (843) both ends
(841)And second fixed feet(842);The first pressure bar(82)First pressure guide post(822)Edge is axially arranged with first
Elastic component mounting hole(823), the second pressure bar(83)Second pressure guide post (832)Edge is axially arranged with the second elastic component
Mounting hole(833);The elastic component(84)The first fixed feet(841)And second fixed feet(842)It respectively corresponds and is mounted on
One elastic component mounting hole(823)With the second elastic component mounting hole(833)In, thus by elastic component(84)It is mounted on first pressure bar
(82)With second pressure bar(83)On.
6. tripping arc extinguishing according to claim 1 indicates remote signalling integral mechanism, which is characterized in that the surge protection utensil
There is shell(2), the sliding block(81)Including upper branch arm(817)And lower branch arm(818).
7. tripping arc extinguishing according to claim 6 indicates remote signalling integral mechanism, which is characterized in that the shell(2)Have
Form hole(21), the position that the top of the bracket (4) corresponds to form hole (21) is open equipped with state instruction(411);Upper branch arm
(817)Top is equipped with state instruction plate(812), state instruction plate(812)It is accommodated in the state instruction opening (411) of bracket (4)
In, and including normal operating conditions indicating area(8121)With malfunction indicating area(8122), two indicating areas
(8121,8121)With different colors;The sliding block(81)When positioned at first position, state instruction plate(812)Positioned at state
Indicate one end of opening (411), the normal operating conditions indicating area(8121)Pass through Surge Protector shell(2)On view
Fenestra(21)Expose;Sliding block (81) slides into the second position, state instruction plate from first position(812)State instruction is slid into open
The other end of mouth (411), the malfunction indicating area(8122)Pass through Surge Protector shell(2)On form hole(21)
Expose.
8. tripping arc extinguishing according to claim 6 indicates remote signalling integral mechanism, which is characterized in that the surge protection utensil
There is remote signalling switch(9), the bracket(4)There is remote signalling to switch fitting groove for bottom end(48), remote signalling switch(9)Control unit(91)It is logical
Cross remote signalling switch fitting groove(48)Protrude into bracket(4)It is internal;The sliding block(81)Lower branch arm(818)Bottom is equipped with controllable remote signalling
Plate(813);The sliding block(81)When positioned at first position, controllable remote signalling plate(81)It is pressed against remote signalling switch(9)Control unit
(91), remote signalling switch(9)In closed state;Sliding block (81) slides into the second position, controllable remote signalling plate from first position(813)
Leave remote signalling switch(9)Control unit(91).
9. tripping arc extinguishing according to claim 6 indicates remote signalling integral mechanism, which is characterized in that the sliding block(81)Under
Support arm(818)Side, which is formed, hides arc portion(814), when sliding block (81) is in the second position, bracket(4), sliding block fracture of wire corner cut
(811), hide arc portion(814), Surge Protector shell(2)Inner wall formed closed area.
10. tripping arc extinguishing according to claim 1 indicates remote signalling integral mechanism, which is characterized in that the bridge joint elastic slice(5)
For integrated bending structure, and including fixing end(51), welding contact surface(52)And abutting part(54), weld contact surface(52)
With metal oxide varistor(3)First electrode foot(31)It is welded to connect by solder, fixing end(51)It is protected with surge
Protect the first pin of device(6)It is welded to connect.
11. a kind of Surge Protector, which is characterized in that including shell(2), remote signalling switch(9), at least one metal oxide become
It hinders tripping arc extinguishing described in device (3) and any one of claims 1 to 7 and indicates remote signalling integral mechanism.
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CN201710369701.6A CN108933066B (en) | 2017-05-23 | 2017-05-23 | Integrated tripping and arc extinguishing indication remote signaling mechanism of surge protector and surge protector |
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CN201710369701.6A CN108933066B (en) | 2017-05-23 | 2017-05-23 | Integrated tripping and arc extinguishing indication remote signaling mechanism of surge protector and surge protector |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3889975A1 (en) * | 2020-03-30 | 2021-10-06 | Longke Electronics (Huiyang) Co., Ltd. | Spd plug-in module, spd base and plug-in spd |
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FR2684231A1 (en) * | 1991-11-22 | 1993-05-28 | Hager Electro | Auxiliary apparatus of electrical circuit breakers |
CN202282310U (en) * | 2011-11-07 | 2012-06-20 | 施耐德电器工业公司 | Tripping mechanism of surge protection device and surge protection device |
CN204289298U (en) * | 2014-12-25 | 2015-04-22 | 常熟开关制造有限公司(原常熟开关厂) | The driving mechanism of circuit breaker and circuit breaker thereof |
CN206116321U (en) * | 2016-10-17 | 2017-04-19 | 四川中光防雷科技股份有限公司 | Surge protector tripping device |
CN206819956U (en) * | 2017-05-23 | 2017-12-29 | 上海辰竹仪表有限公司 | The dropout arc extinguishing instruction remote signalling integral mechanism and Surge Protector of Surge Protector |
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2017
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Publication number | Priority date | Publication date | Assignee | Title |
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FR2684231A1 (en) * | 1991-11-22 | 1993-05-28 | Hager Electro | Auxiliary apparatus of electrical circuit breakers |
CN202282310U (en) * | 2011-11-07 | 2012-06-20 | 施耐德电器工业公司 | Tripping mechanism of surge protection device and surge protection device |
CN204289298U (en) * | 2014-12-25 | 2015-04-22 | 常熟开关制造有限公司(原常熟开关厂) | The driving mechanism of circuit breaker and circuit breaker thereof |
CN206116321U (en) * | 2016-10-17 | 2017-04-19 | 四川中光防雷科技股份有限公司 | Surge protector tripping device |
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Publication number | Priority date | Publication date | Assignee | Title |
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EP3889975A1 (en) * | 2020-03-30 | 2021-10-06 | Longke Electronics (Huiyang) Co., Ltd. | Spd plug-in module, spd base and plug-in spd |
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