CN206524627U

CN206524627U - A kind of surge protector without back-up protection device

Info

Publication number: CN206524627U
Application number: CN201621242512.XU
Authority: CN
Inventors: 谭孟艮
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-11-21
Filing date: 2016-11-21
Publication date: 2017-09-26
Anticipated expiration: 2026-11-21

Abstract

The utility model discloses a kind of surge protector without back-up protection device; including main body cover; the side of the inside of the main body cover is provided with terminal plate, and terminal plate is arranged on wiring adapter sleeve, and wiring adapter sleeve is fastened on main body cover by wiring fastening screw；The inside of the main body cover is provided with dropout lever, is switched in the bottom of dropout lever provided with remote signalling, is provided with the lower section at the top of dropout lever and departs from instruction, and the top of dropout lever is arranged on above MOV chips provided with instruction spring, dropout lever is departed from；Originally the surge protector without back-up protection device, the deterioration condition of MOV chips is changed into temperature variations, access thunder and lightning on-line monitoring system, SPD situation is monitored, prevents ignition；Suppress to delay ignition time by refractory material, so that trip point temperature reaches dropout fusing point, be easy to thread off, it is convenient to thread off, be not required to that back-up protection device is installed, economize on resources, create bigger social economic value.

Description

A kind of surge protector without back-up protection device

Technical field

The utility model is related to surge protector technical field, specifically a kind of surge protection without back-up protection device Device.

Background technology

Surge protector (hereinafter referred to as SPD) MOV chips puncture on fire, low-voltage electrical apparatus by easily being produced after power current The committee exist whether the discussion that SPD is installed in portion, SC37A surge protectors group discussed with SPD back-up protection Device prevents catching fire for SPD to protect surge protector, or with intelligence SPD, uses back-up protection device, or intelligence SPD meetings Cause the increase of cost, whether user receives, existing surge protector product needs special back-up protection device, it is impossible to complete de- Button, threads off difficult, often burns out product, cause hidden fire-fighting danger.

Utility model content

The purpose of this utility model is to provide a kind of surge protector without back-up protection device, to solve above-mentioned background The problem of being proposed in technology.

To achieve the above object, the utility model provides following technical scheme：A kind of surge without back-up protection device is protected Device, including main body cover are protected, the side of the inside of the main body cover is provided with terminal plate, and terminal plate is arranged on wiring adapter sleeve On, wiring adapter sleeve is fastened on main body cover by wiring fastening screw；The inside of the main body cover is provided with dropout lever, Switch, indicated in the lower section at the top of dropout lever provided with disengaging, the top of dropout lever provided with remote signalling in the bottom of dropout lever Portion is arranged at the top of MOV chips provided with instruction spring, dropout lever is departed from, and the inside and outside both sides of MOV chips are provided with mica sheet, MOV chips are electrically connected provided with welding temperature sensor on electrode, the disengaging electrode on MOV chips, temperature sensor is departed from On remote signalling terminal, depart from one end that the circular hole set on electrode mounts dropout spring, the other end of dropout spring hangs over main body The inside of shell.

It is used as further program of the utility model：The mica sheet is made of refractory material.

It is used as further program of the utility model：Angle after the disengaging electrode is completely disengaged from and formed by dropout spring For 90 degree.

It is used as further program of the utility model：Disengaging electrode welding on the MOV chips has temperature sensor.

It is used as further program of the utility model：The MOV chips, which are tilted, to be installed, and departs from electrode in the upper of MOV chips Side.

Compared with prior art, the utility model beneficial effect：

Originally the surge protector without back-up protection device, is changed into temperature variations by the deterioration condition of MOV chips, connects Enter in thunder and lightning on-line monitoring system, monitor SPD situation, prevent ignition；Suppress to delay ignition time by refractory material, So that trip point temperature reaches dropout fusing point, it is easy to thread off；Function on dropout lever is shaken by departing from instruction, triggering disengaging Telecommunication function is changed into indicating, triggers the function of shaking letter, goes to perform disengaging with special disengaging spring, to ensure energy after lever deformation De-, it is convenient to thread off, and reduces product waste.

Brief description of the drawings

Fig. 1 is internal structure schematic diagram of the present utility model；

Fig. 2 is the structural representation of MOV chips of the present utility model；

Fig. 3 is overall front view of the present utility model；

Fig. 4 is overall top view of the present utility model；

Fig. 5 is overall left view of the present utility model；

Fig. 6 is overall right view of the present utility model；

Fig. 7 is overall upward view of the present utility model.

In figure：1- main body covers；2- wiring fastening screws；3- terminal plates；4- wiring adapter sleeves；5- remote signalling is switched；6- is distant Believe wire；7- remote signalling terminals；8- temperature sensors；9- dropout springs；10- mica sheets；11- dropout levers；12-, which departs from, indicates bullet Spring；13-MOV chips；131- departs from electrode；14-, which departs from, to be indicated.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

Refer in Fig. 1-7, the utility model embodiment, a kind of surge protector without back-up protection device, including master Body case 1, the side of the inside of main body cover 1 is provided with terminal plate 3, and terminal plate 3 is arranged on wiring adapter sleeve 4, changes wiring The shape and welding manner of plate 3 are conducive to reducing the residual voltage of surge protector and increase to bear electric current, and wiring adapter sleeve 4 passes through Wiring fastening screw 2 is fastened on main body cover 1；The inside of main body cover 1 is provided with dropout lever 11, by the work of dropout lever 11 It is changed into only playing triggering remote signalling and indicative function with from original instruction, triggering remote signalling switch, tripping function；Original spring Play dropout, triggering remote signalling switch 5, indicate that function is kept to triggering remote signalling switch 5, indicates function, it is to avoid due to dropout lever Can not be threaded off caused by 11 deformations or fusing so as to causing on fire, originally only one of which spring rise thread off, triggering remote signalling switchs 5, Function is indicated, due to the thermal deformation or fusing of dropout lever 11, it is impossible to which dropout can cause SPD to catch fire, increase is individually de- now Button spring 9, the dropout as product, it is to avoid deformed due to dropout lever 11 or can not thread off caused by melting to have caused Fire, in the bottom of dropout lever 11 provided with remote signalling switch 5, in the lower section at the top of dropout lever 11 provided with instruction 14 is departed from, takes off The top of lever 11 is detained provided with instruction spring 12 is departed from, MOV chips 13, MOV chips 13 are set in the obliquely downward of dropout lever 11 Outside be provided with mica sheet 10, mica sheet 10 is made of refractory material, and the mica sheet 10 that refractory material is made is placed on MOV chips On 13, delay ignition time, so that dropout temperature reaches fusing point, be easy to thread off, prevent the thermal deformation of dropout lever 11 or melt Change, if without mica sheet 10, product may be made not thread off, caught fire so as to cause, the mica sheet 10 that refractory material is made The bottom of main body cover 1 is put into, delays ignition time, prevents from influenceing adjacent phase sequence or other adjacent products before dropout Fire, if not threading off may make adjacent other products or phase sequence catch fire, will be disengaged from protector fulcrum away from MOV chips 13, prevent because influence of thermal deformation is threaded off, provided with electrode 131 is departed from MOV chips 13, MOV chips 13, which are tilted, to be installed, and is departed from Electrode 131 departs from one end of the circular hole mounting dropout spring 9 set on electrode 131, departs from electrode in the top of MOV chips 13 131 completely disengage from after with angle formed by dropout spring 9 be 90 degree, after installation dropout spring 9, product can be made to thread off completely, Completely dispensing with special back-up protection device again also can completely protect surge protector, can more protect zero on surge protector Part, by position of the fulcrum of dropout spring 9 away from MOV chips 13, makes disengaging electrode 131 completely disengage from rear and dropout spring 9 Vertically, ultimate range is reached, so that surge protector does not need special back-up protection device, the other end of dropout spring 9 is hung over Disengaging electrode 131 on the inside of main body cover 1, MOV chips 13 is welded with temperature sensor 8, and temperature sensor 8 is welded on de- On electrode 131, it is easy to react in the deterioration condition of MOV chips 13, access thunder and lightning on-line detecting system, so as to react MOV The temperature conditions of chip 13, so as to judge the deterioration condition of MOV chips 13, prevention SPD catches fire, and increase departs from electrode 131 and departed from The area at position, increases current class, and increase departs from the area at the welding machine of electrode 131, and the alteration of form for changing disconnector departs from The dropout stress point and mode of device, are conducive to threading off, temperature sensor 8 is connected electrically on remote signalling terminal 7, and remote signalling terminal 7 passes through The electrical connection remote signalling of remote signalling wire 6 switch 5.

In summary：The surge protector without back-up protection device, adds refractory material in MOV chips and is made about 13 Mica sheet 10 delay ignition time so that trip point temperature reaches fusing point and missing of ignition；In the disengaging electrode of MOV chips 13 The temperature variations for adding temperature sensor 8 on 131 to detect in MOV chips 13 learn the aging feelings of MOV chips 13 Condition, prevention product catches fire, and installs after dropout spring 9, product can be made to thread off completely, special back-up protection device is completely dispensed with again Surge protector can be completely protected, the parts on surge protector can be more protected；By the effect of dropout lever 11 by Instruction originally, triggering remote signalling switch 5, tripping function are changed into only playing triggering remote signalling and indicative function；Original spring rises To threading off, triggering remote signalling switch 5, indicate that function is kept to triggering remote signalling switch 5, indicates function, it is to avoid due to dropout lever 11 It can not thread off to cause on fire caused by deformation or fusing；Originally only one of which spring, which rises, threads off, triggers remote signalling switch 5, refers to Show function, due to the thermal deformation or fusing of dropout lever 11, it is impossible to which dropout can cause SPD to catch fire, increase now is individually threaded off Spring 9, the dropout as product, it is to avoid deformed due to dropout lever 11 or can not thread off caused by melting to have caused Fire；Increase departs from the area that electrode 131 departs from position, increases current class, and increase departs from the area at the welding machine of electrode 131, changed Become the dropout stress point and mode of the alteration of form disconnector of disconnector, be conducive to threading off；Change shape and the welding of terminal plate 3 Mode is conducive to reducing the residual voltage of surge protector and increase to bear electric current；Protector fulcrum be will be disengaged from away from MOV chips 13, Du Absolutely because influence of thermal deformation is threaded off；By position of the fulcrum of dropout spring 9 away from MOV chips 13, disengaging electrode 131 is set to take off completely It is vertical with dropout spring 9 from rear, reach ultimate range.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation Involved claim.

Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It may be appreciated other embodiment.

Claims

1. a kind of surge protector without back-up protection device, including main body cover (1), it is characterised in that：The main body cover (1) side of inside is provided with terminal plate (3), and terminal plate (3) is arranged on wiring adapter sleeve (4), and wiring adapter sleeve (4) passes through Wiring fastening screw (2) is fastened on main body cover (1)；The inside of the main body cover (1) is provided with dropout lever (11), de- The bottom of button lever (11) is connected electrically on remote signalling terminal (7) provided with remote signalling switch (5) by remote signalling wire (6), in dropout thick stick The lower section at the top of bar (11) indicates spring (12) provided with disengaging, taken off provided with instruction (14), the top of dropout lever (11) is departed from Button lever (11) is arranged at the top of MOV chips (13), and the inside and outside both sides of MOV chips (13) are provided with mica sheet (10), in MOV cores Piece (13) departs from one end of the circular hole mounting dropout spring (9) set on electrode (131), threaded off provided with electrode (131) is departed from The other end of spring (9) hangs over disengaging electrode (131) welding temperature sensing on the inside of main body cover (1), MOV chips (13) Device (8), temperature sensor (8) is connected electrically on remote signalling terminal (7).

2. a kind of surge protector without back-up protection device according to claim 1, it is characterised in that：The mica sheet (10) it is made of refractory material.

3. a kind of surge protector without back-up protection device according to claim 1, it is characterised in that：It is described to depart from electricity Pole (131) is completely disengaged from afterwards and angle formed by dropout spring (9) is 90 degree.

4. a kind of surge protector without back-up protection device according to claim 1, it is characterised in that：The MOV cores Disengaging electrode (131) on piece (13) is welded with temperature sensor (8).

5. a kind of surge protector without back-up protection device according to claim 1, it is characterised in that：The MOV cores Piece (13), which is tilted, to be installed, and departs from top of the electrode (131) in MOV chips (13).