CN206302152U - Surge protector and lightning protection device - Google Patents

Surge protector and lightning protection device Download PDF

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Publication number
CN206302152U
CN206302152U CN201621493103.7U CN201621493103U CN206302152U CN 206302152 U CN206302152 U CN 206302152U CN 201621493103 U CN201621493103 U CN 201621493103U CN 206302152 U CN206302152 U CN 206302152U
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China
Prior art keywords
surge protector
housing
positive stop
piezo
stop spring
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CN201621493103.7U
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Chinese (zh)
Inventor
李虎
于月东
马明明
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Nanjing Cloud Lightning Polytron Technologies Inc
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Nanjing Cloud Lightning Polytron Technologies Inc
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Priority to CN201621493103.7U priority Critical patent/CN206302152U/en
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Abstract

The utility model is related to electrical equipment protection technology field, more particularly, to a kind of Surge Protector and lightning protection device.Surge Protector includes base and pressure-sensitive module;Base is fixedly connected with pressure-sensitive module, and base is provided with storage tank, and the bottom land of storage tank is provided with jack, and pressure-sensitive module includes housing, and the outside of housing is provided with metal leg, two piezo-resistances, two instructions component and two positive stop spring plates;Metal leg is inserted into jack;Two piezo-resistances are grown tall on face positioned at two of housing respectively, and two positive stop spring plates are respectively positioned on the wide high surface of housing, and positive stop spring plate is welded and fixed with piezo-resistance by scolding tin, and one end of positive stop spring plate is fixedly connected with the casing;Two indicate component to be respectively positioned on the length and width face of housing, and the other end of positive stop spring plate is abutted with component is indicated.Lightning protection device includes SPD back-up protections device and Surge Protector.The utility model can reduce Surge Protector volume while Surge Protector through-current capability is improved, and be easily installed.

Description

Surge Protector and lightning protection device
Technical field
The utility model is related to electrical equipment protection technology field, is filled more particularly, to a kind of Surge Protector and lightning protection Put.
Background technology
Thunder and lightning is common natural phenomena, but destructive very big during thunder discharge, is easily caused casualties and equipment Damage.Surge Protector (Surge Protective Device, SPD) as anti-lightening protector, using scope widely, Lightning current can be suppressed using Surge Protector.
But Surge Protector there is also problems in use, for example, piezo-resistance long-term use, the leakage of itself Constantly change is big for electric current, and piezo-resistance will generate heat, it may appear that aging and damage phenomenon, Surge Protector just loses the energy of protection Power, and for example, the electric current produced when thunder and lightning, surge or overvoltage too greatly beyond the tolerance range of Surge Protector, now surge Protector is damaged, and can also lose protective capability, additionally, existing Surge Protector volume is larger, is not easy to install.
Utility model content
The purpose of this utility model is to provide a kind of Surge Protector, to solve the logical of existing Surge Protector presence Stream ability is low and installs the technical problem of inconvenience.
The purpose of this utility model also resides in a kind of lightning protection device of offer, to solve the through-flow of existing lightning protection device presence Ability is low and installs the technical problem of inconvenience.
Based on above-mentioned first purpose, the utility model provides a kind of Surge Protector, including base and pressure-sensitive module;Institute State base to be fixedly connected with the pressure-sensitive module, the base is provided with upper connecting terminal and ground terminal, the upper terminals Son with the lower connecting terminal of SPD back-up protection devices for electrically connecting;The base is provided with storage tank, the bottom land of the storage tank Jack is provided with, the cell wall of the storage tank is provided with stopper slot;
The pressure-sensitive module includes housing, and the outside of the housing is provided with metal leg, two piezo-resistances, two instructions Component and two positive stop spring plates;
The metal leg is inserted into the jack;
Two piezo-resistances are grown tall on face positioned at two of the housing respectively, and two positive stop spring plates are respectively positioned on On the wide high surface of the housing, and the positive stop spring plate is welded and fixed with the piezo-resistance by scolding tin, the positive stop spring plate One end be fixedly connected with the housing;Two instruction components are respectively positioned on the length and width face of the housing, the spacing bullet The other end of piece is abutted with the instruction component.
Further, the instruction component includes indication window and sliding part, and one end of the sliding part is spacing with described The other end of shell fragment is abutted, and the other end of the sliding part is provided with instruction block, chute is provided with the length and width face of the housing, The sliding part can be moved along the length direction of the chute, so that the instruction block leaves the indication window.
Further, the sliding part includes slider bar, spacing preiection and spring;Be provided with the slider bar with it is described The raised line that chute is engaged;The spacing preiection is fixedly connected with the length and width face of the housing, and the spacing preiection is located at institute State the inside of slider bar;The spring is located in the inside of the slider bar, and one end of the spring and the slider bar The short brink of frame is abutted, and the other end of the spring is abutted with the spacing preiection.
Further, it is provided with block in the slider bar.
Further, also including shell, the shell is arranged on the outside of the pressure-sensitive module, is provided with the shell The opening corresponding with the indication window, is additionally provided with the spacing raised line being engaged with the stopper slot on the shell.
Further, the metal leg is arranged on the length and width face away from the instruction component of the housing, the gold Category pin be two pairs, two pairs of metal legs along the housing width interval setting.
Further, two metal legs in metal leg described in each pair are respectively the first metal leg and the second metal leg, institute State the first metal leg to be electrically connected with piezo-resistance, second metal leg is electrically connected with positive stop spring plate.
Further, the pressure-sensitive module is four.
Further, the spring is compression spring.
Based on above-mentioned second purpose, the utility model additionally provides a kind of lightning protection device, including SPD back-up protections device and institute The Surge Protector stated, the upper connecting terminal is electrically connected with the lower connecting terminal of the SPD back-up protections device.
The Surge Protector that the utility model is provided, is grown tall by the way that two piezo-resistances are separately positioned on into two of housing On face, the volume of Surge Protector while the through-current capability of Surge Protector is improved, can be reduced, be easily installed.Make Used time, base is fixedly connected with pressure-sensitive module, the metal leg of pressure-sensitive module is inserted into the jack of base, then by upper wiring Terminal is electrically connected with the lower connecting terminal of SPD back-up protection devices, and by ground terminal ground.When with occurring lightning current in electric line Or caused by other reasonses during larger current, electric current flows to Surge Protector through SPD back-up protection devices, so that pressure-sensitive electricity Resistance is switched on, and the electric current in circuit is released by piezo-resistance, with maintenance electric line stabilization, protects electrical equipment;And When the electric current for Surge Protector is had more than in circuit bearing the limit passes through, the temperature of positive stop spring plate and the weld of piezo-resistance Drastically raise, when temperature reaches scolding tin fusing point, positive stop spring plate disconnects rapidly with piezo-resistance, to realize protection of threading off;Meanwhile, As use time increases, piezo-resistance can occur aging phenomenon, and the leakage current of itself constantly increases, and piezo-resistance can be in leakage Generated heat in the presence of electric current, heat constantly passes to the weld of positive stop spring plate and piezo-resistance so that melts soldering tin, spacing bullet Piece disconnects with piezo-resistance, so as to realize protection of threading off;After positive stop spring plate and piezo-resistance disconnect, positive stop spring plate can be to remote From indicating the direction of component to flick, that is, relieve the position-limiting action to indicating component so that instruction component can be to positive stop spring plate The direction movement at place, after indicating component to be subjected to displacement, i.e. prompting needs to change Surge Protector.
The lightning protection device that the utility model is provided, by using the Surge Protector that the utility model is provided, can carry While the through-current capability of Surge Protector high, reduce the volume of Surge Protector, be easily installed.
Brief description of the drawings
In order to illustrate more clearly of the utility model specific embodiment or technical scheme of the prior art, below will be right The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described, it should be apparent that, describe below In accompanying drawing be some implementation methods of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is that the structural representation of the Surge Protector that the utility model embodiment one is provided (only shows a pressure-sensitive mould Block);
Fig. 2 is the structural representation of the base that the utility model embodiment one is provided;
Fig. 3 is the structural representation of the pressure-sensitive module that the utility model embodiment one is provided;
Fig. 4 is the structural representation of the sliding part that the utility model embodiment one is provided.
Icon:101- bases;102- upper connecting terminals;103- ground terminals;104- storage tanks;105- jacks;106- is limited Position groove;107- housings;108- blocks;109- piezo-resistances;110- positive stop spring plates;111- draw-in grooves;112- indication windows;113- is slided Groove;114- indicates block;115- spacing preiections;116- springs;117- raised lines;118- shells;119- slider bars;The metals of 120- first Pin;The metal legs of 121- second.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, this The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.
It is term " " center ", " on ", D score, "left", "right", " perpendicular, it is necessary to explanation in description of the present utility model Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " are, based on orientation shown in the drawings or position relationship, to be only Described with simplified for the ease of description the utility model, must had rather than the device or element for indicating or implying meaning specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection;Can mechanically connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Can be two connections of element internal.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.
Embodiment one
Fig. 1 is that the structural representation of the Surge Protector that the utility model embodiment one is provided (only shows a pressure-sensitive mould Block);Fig. 2 is the structural representation of the base that the utility model embodiment one is provided;Fig. 3 is provided for the utility model embodiment one Pressure-sensitive module structural representation;Fig. 4 is the structural representation of the sliding part that the utility model embodiment one is provided.Referring to figure Shown in 1 to Fig. 4, a kind of Surge Protector, including base 101 and pressure-sensitive module are present embodiments provided;Base 101 and pressure-sensitive mould Block is fixedly connected, and base 101 is provided with upper connecting terminal 102 and ground terminal 103, and upper connecting terminal 102 is used for and SPD standby The lower connecting terminal electrical connection of protector;Base 101 is provided with storage tank 104, and the bottom land of storage tank 104 is provided with jack 105, The cell wall of storage tank 104 is provided with stopper slot 106;Pressure-sensitive module includes housing 107, the outside of housing 107 be provided with metal leg, Two piezo-resistances 109, two indicate component and two positive stop spring plates 110;Metal leg is inserted into jack 105;Two pressure-sensitive Resistance 109 grows tall on face positioned at two of housing 107 respectively, preferably, the area in the face of growing tall of housing 107 is both grown more than it The area in face wide, also greater than the area of its wide high surface, such mode can either make two piezo-resistances 109 in parallel, again can Reduce the volume of pressure-sensitive module, additionally, the area in face of growing tall is larger, it is bigger with the contact area of piezo-resistance 109, can make Piezo-resistance 109 is fixedly secured on housing 107.Two positive stop spring plates 110 are respectively positioned on the wide high surface of housing 107, and spacing Shell fragment 110 is welded and fixed with piezo-resistance 109 by scolding tin, and one end of positive stop spring plate 110 is fixedly connected with housing 107;Two Component is indicated to be respectively positioned on the length and width face of housing 107, the other end of positive stop spring plate 110 is abutted with component is indicated, for making instruction Component can be moved, and indicate component to be used to point out whether Surge Protector needs to change;Preferably, being provided with housing 107 Draw-in groove 111, positive stop spring plate 110 has turning, and turning is obtuse angle, opening direction and the direction phase where instruction component at obtuse angle Instead, obtuse-angulate two sides of the structure of positive stop spring plate 110, wherein, it is another away from indicating a line of component to be arranged in draw-in groove 111 Part between the free end on bar side and the summit at obtuse angle is welded and fixed with piezo-resistance 109 by scolding tin, and this another The free end on side abuts with component is indicated, and now, the angle that positive stop spring plate 110 occurs elastic deformation, i.e. obtuse angle becomes big, when spacing After shell fragment 110 disconnects with piezo-resistance 109, positive stop spring plate 110, can be to away from the direction for indicating component in the presence of elastic force Flick, that is, relieve the position-limiting action to indicating component so that instruction component can be moved to the direction where positive stop spring plate 110 Dynamic, after indicating component to be subjected to displacement, i.e. prompting needs to change Surge Protector.The Surge Protector that the present embodiment is provided, passes through Two piezo-resistances 109 are separately positioned on into housing 107 two grow tall on face, can improve the through-flow energy of Surge Protector While power, reduce the volume of Surge Protector, be easily installed.When in use, the metal leg of pressure-sensitive module is inserted into base In 101 jack 105, then upper connecting terminal 102 is electrically connected with the lower connecting terminal of SPD back-up protection devices, and by earth terminal Son 103 is grounded.When with larger current caused by occurring lightning current or other reasonses in electric line, electric current is protected through SPD standby Shield device flows to Surge Protector, so that piezo-resistance 109 is switched on, the electric current in circuit is let out by piezo-resistance 109 Bleed off, with maintenance electric line stabilization, protect electrical equipment;And have more than the electric current that Surge Protector bears the limit in working as circuit By when, positive stop spring plate 110 is drastically raised with the temperature of the weld of piezo-resistance 109, when temperature reaches scolding tin fusing point, limit Position shell fragment 110 disconnects rapidly with piezo-resistance 109, to realize protection of threading off;Meanwhile, as use time increases, piezo-resistance 109 can occur aging phenomenon, and the leakage current of itself constantly increases, and piezo-resistance 109 can generate heat in the presence of leakage current, heat Amount constantly passes to the weld of positive stop spring plate 110 and piezo-resistance 109 so that melts soldering tin, positive stop spring plate 110 and pressure-sensitive electricity Resistance 109 disconnects, so as to realize protection of threading off;After positive stop spring plate 110 and piezo-resistance 109 disconnect, positive stop spring plate 110 can be to Away from indicating the direction of component to flick, that is, relieve the position-limiting action to indicating component so that instruction component can be to spacing bullet Direction movement where piece 110, after indicating component to be subjected to displacement, i.e. prompting needs to change Surge Protector.
In the alternative of the present embodiment, component is indicated to include indication window 112 and sliding part, wherein, indication window 112 It is fixedly connected with housing 107, one end of sliding part abuts with the other end of positive stop spring plate 110, and the other end of sliding part is provided with Block 114 is indicated, indicates block 114 to be located between indication window 112 and housing 107, chute is provided with the length and width face of housing 107 113, sliding part can be moved along the length direction of chute 113, so as to indicate block 114 to leave indication window 112.
In the alternative, indicate the color of block 114 different from the color of housing 107, preferably, the present embodiment is provided The color of instruction block 114 be green, the color of housing 107 is red, and such mode can play more obvious vision and carry It is shown as using, to point out whether people need to change Surge Protector.
In the case of size of current in Live wires road is normal, Surge Protector is in stable state, now indicates block 114 are located at indication window 112, that is to say, that in the case of Live wires road is normal, people see from indication window 112 Color for green;And when the electric current for Surge Protector is had more than in circuit bearing the limit passes through, positive stop spring plate 110 with it is pressure-sensitive The temperature of the weld of resistance 109 is drastically raised, and when temperature reaches scolding tin fusing point, positive stop spring plate 110 is fast with piezo-resistance 109 Quick-break is opened, to realize protection of threading off;Meanwhile, as use time increases, piezo-resistance 109 can occur aging phenomenon, itself Leakage current constantly increase, piezo-resistance 109 can generate heat in the presence of leakage current, and heat constantly passes to positive stop spring plate 110 With the weld of piezo-resistance 109 so that melts soldering tin, positive stop spring plate 110 disconnects with piezo-resistance 109, so as to realize threading off Protection;After positive stop spring plate 110 and piezo-resistance 109 disconnect, positive stop spring plate 110 can be flicked to the direction away from sliding part, Relieve the position-limiting action to sliding part so that sliding part can be along the length direction of chute 113 to away from indication window 112 Direction movement so that indicate block 114 leave indication window 112, now, what is appeared in indication window 112 is housing 107 A part, that is to say, that the color that people see from indication window 112 is red.When the face seen from indication window 112 Color for it is red when, show the Surge Protector cannot normal work, it is necessary to change.
Shown in Figure 4 in the alternative of the present embodiment, sliding part includes slider bar 119, spacing preiection 115 and bullet Spring 116;The raised line 117 being engaged with chute 113 is provided with slider bar 119;The length and width face of spacing preiection 115 and housing 107 It is fixedly connected, and spacing preiection 115 is located at the inside of slider bar 119;Spring 116 is located at the inside of slider bar 119, and spring 116 one end is abutted with the short brink of the inside casing of slider bar 119, and the other end of spring 116 is abutted with spacing preiection 115.Wherein, Short brink refers to slider bar 119 and the side for indicating block 114 to be connected.
In the case of Live wires road is normal, spring 116 is in compressive state, when positive stop spring plate 110 and piezo-resistance 109 After disconnection, positive stop spring plate 110 can be flicked to the direction away from slider bar 119, that is, relieve the spacing work to slider bar 119 With under the elastic force effect of spring 116, slider bar 119 can be promptly along the length direction of chute 113 to away from indication window 112 direction movement, the indication window 112 so that instruction block 114 speeds away, the color in indication window 112 is become by green It is red, trip action is sensitiveer, can in time points out people to change Surge Protector.
In the alternative of the present embodiment, block 108 is provided with slider bar 119.
By setting block 108, it is prevented from spring 116 and is come off from slider bar 119, ensures in positive stop spring plate 110 After relieving the position-limiting action to slider bar 119, slider bar 119 can be under the effect of the elastic force of spring 116 promptly along chute 113 length direction is moved to the direction away from indication window 112, the indication window 112 so that instruction block 114 speeds away, Prompting people change Surge Protector in time.
In the alternative of the present embodiment, also including shell 118, shell 118 is arranged on the outside of pressure-sensitive module, has and finger Show the corresponding opening of window 112, the spacing raised line being engaged with stopper slot 106 is additionally provided with shell 118.
Shell 118 can play a protective role to pressure-sensitive module, and dust and moisture can observe indication window at opening Color change in 112, additionally, the spacing raised line that setting is engaged with stopper slot 106 on shell 118, can make shell 118 It is more firm with connection between base 101, it is to avoid the open circuit caused by pressure-sensitive module loosens and the failure that triggers such that it is able to more Effectively protect electrical equipment.
In the alternative of the present embodiment, metal leg is arranged on the length and width face away from instruction component of housing 107, metal Pin be two pairs, two pairs of metal legs along housing 107 width interval setting.
In the alternative of the present embodiment, two metal legs in each pair metal leg are respectively the first metal leg 120 and Two metal legs 121, the first metal leg 120 is electrically connected with piezo-resistance 109, and the second metal leg 121 is electrically connected with positive stop spring plate 110 Connect.
In the alternative of the present embodiment, pressure-sensitive module is four.Correspondingly, ten are provided with the bottom land of storage tank 104 Four stopper slots 106 are respectively arranged with six jacks 105, and two cell walls of storage tank 104.It is shown in Figure 2, base A ground terminal 103 and four upper connecting terminals 102 are provided with 101, when in use, pressure-sensitive module shell 118 is mounted in In, metal leg is inserted into jack 105 correspondingly.
In the alternative of the present embodiment, spring 116 is compression spring.
Preferably, the spring 116 that the present embodiment is provided uses existing compression spring.
Embodiment two
A kind of lightning protection device is present embodiments provided, including SPD back-up protections device and the utility model embodiment one are provided Surge Protector, upper connecting terminal 102 electrically connects with the lower connecting terminal of SPD back-up protection devices.
The lightning protection device that the present embodiment is provided, by using the Surge Protector that the present embodiment is provided, can improve wave While the through-current capability of surge protector, reduce the volume of Surge Protector, be easily installed.
Finally it should be noted that:Various embodiments above is only used to illustrate the technical solution of the utility model, rather than it is limited System;Although being described in detail to the utility model with reference to foregoing embodiments, one of ordinary skill in the art should Understand:It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole Technical characteristic carries out equivalent;And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly The scope of each embodiment technical scheme of type.

Claims (10)

1. a kind of Surge Protector, it is characterised in that:Including base and pressure-sensitive module;The base is fixed with the pressure-sensitive module Connection, the base is provided with upper connecting terminal and ground terminal, the upper connecting terminal be used for under SPD back-up protection devices Binding post is electrically connected;The base is provided with storage tank, and the bottom land of the storage tank is provided with jack, the groove of the storage tank Wall is provided with stopper slot;
The pressure-sensitive module includes housing, and the outside of the housing is provided with metal leg, two piezo-resistances, two instruction components With two positive stop spring plates;
The metal leg is inserted into the jack;
Two piezo-resistances are grown tall on face positioned at two of the housing respectively, and two positive stop spring plates are respectively positioned on described On the wide high surface of housing, and the positive stop spring plate is welded and fixed with the piezo-resistance by scolding tin, and the one of the positive stop spring plate End is fixedly connected with the housing;Two instruction components are respectively positioned on the length and width face of the housing, the positive stop spring plate The other end is abutted with the instruction component.
2. Surge Protector according to claim 1, it is characterised in that:The instruction component includes indication window and slip Part, one end of the sliding part abuts with the other end of the positive stop spring plate, and the other end of the sliding part is provided with instruction block, Chute is provided with the length and width face of the housing, the sliding part can be moved along the length direction of the chute, so that described Block is indicated to leave the indication window.
3. Surge Protector according to claim 2, it is characterised in that:The sliding part includes slider bar, spacing preiection And spring;The raised line being engaged with the chute is provided with the slider bar;The length and width of the spacing preiection and the housing Face is fixedly connected, and the spacing preiection is located at the inside of the slider bar;The spring is located at the inside of the slider bar, and One end of the spring is abutted with the short brink of the inside casing of the slider bar, and the other end of the spring is supported with the spacing preiection Connect.
4. Surge Protector according to claim 3, it is characterised in that:Block is provided with the slider bar.
5. the Surge Protector according to any one of claim 2 to 4, it is characterised in that:Also include shell, the shell The outside of the pressure-sensitive module is arranged on, the opening corresponding with the indication window, the shell are provided with the shell On be additionally provided with the spacing raised line being engaged with the stopper slot.
6. Surge Protector according to any one of claim 1 to 4, it is characterised in that:The metal leg is arranged on institute State on the length and width face away from the instruction component of housing, the metal leg is two pairs, and two pairs of metal legs are along the housing Width interval setting.
7. Surge Protector according to claim 6, it is characterised in that:Two metal legs point in metal leg described in each pair Not Wei the first metal leg and the second metal leg, first metal leg electrically connects with piezo-resistance, second metal leg and limit Position shell fragment electrical connection.
8. Surge Protector according to any one of claim 1 to 4, it is characterised in that:The pressure-sensitive module is four.
9. the Surge Protector according to claim 3 or 4, it is characterised in that:The spring is compression spring.
10. a kind of lightning protection device, it is characterised in that:Including SPD back-up protections device and as any one of claim 1 to 9 Surge Protector, the upper connecting terminal electrically connects with the lower connecting terminal of the SPD back-up protections device.
CN201621493103.7U 2016-12-30 2016-12-30 Surge protector and lightning protection device Active CN206302152U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621493103.7U CN206302152U (en) 2016-12-30 2016-12-30 Surge protector and lightning protection device

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Application Number Priority Date Filing Date Title
CN201621493103.7U CN206302152U (en) 2016-12-30 2016-12-30 Surge protector and lightning protection device

Publications (1)

Publication Number Publication Date
CN206302152U true CN206302152U (en) 2017-07-04

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109510181A (en) * 2017-09-14 2019-03-22 瑞凯知识产权发展有限公司 Device of surge protector module and system including the device of surge protector module
CN110365002A (en) * 2019-08-16 2019-10-22 四川赛尔特科技有限公司 A kind of Multifunctional surge protector
CN113690104A (en) * 2021-08-26 2021-11-23 杭州易造科技有限公司 Surge backup protection device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109510181A (en) * 2017-09-14 2019-03-22 瑞凯知识产权发展有限公司 Device of surge protector module and system including the device of surge protector module
CN110365002A (en) * 2019-08-16 2019-10-22 四川赛尔特科技有限公司 A kind of Multifunctional surge protector
CN113690104A (en) * 2021-08-26 2021-11-23 杭州易造科技有限公司 Surge backup protection device

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