CN208423785U - A kind of Surge Protector of built-in fuse - Google Patents
A kind of Surge Protector of built-in fuse Download PDFInfo
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- CN208423785U CN208423785U CN201821077335.3U CN201821077335U CN208423785U CN 208423785 U CN208423785 U CN 208423785U CN 201821077335 U CN201821077335 U CN 201821077335U CN 208423785 U CN208423785 U CN 208423785U
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- fuse
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- surge
- protection module
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Abstract
The utility model discloses a kind of Surge Protector of built-in fuse; it is characterized in that; including plug block and pedestal; the slot for accommodating plug block is provided on the pedestal; the plug block includes shell and the surge protection module and fuse that are arranged in the shell; the surge protection module and fuse, which is connected on, to be pierced by between the wiring pole one of shell and wiring pole two, and the wiring pole one, wiring pole two are connect when plugging block insertion slot with the electric mortiser interface being arranged on pedestal.Surge protection module and fuse are integrated in plug block by the Surge Protector of built-in fuse described in the utility model; surge protection module is directly connected to fuse; structure is simple, compact; it occupies little space, reduces many and diverse route, residual voltage is small; improve use reliability; improve protecting effect, the working condition of Simultaneous Monitoring surge protection module and fuse, it is ensured that timely carry out maintenance processing.
Description
Technical field
The utility model relates to surge protection technique field more particularly to a kind of Surge Protectors of built-in fuse.
Background technique
Surge protection module is that the electronics dress of security protection is provided for various electronic equipments, instrument and meter, communication line
It sets, effect is that the instantaneous overvoltage for scurrying into power line, signal transmssion line is limited in the voltage that equipment or system can bear
In range, or powerful surge current aerial drainage entered into ground, equipment or system is avoided to be hit damage.Disconnected device refers to when electric current is more than
Thus the specified value sufficiently long time is broken by this electric current of the melt disjunction of one or several proportional special designings that fuses
The device for opening the circuit that it is accessed, is mainly used for overcurrent protection.Existing surge protective device is usually by surge protection
Module and the fuse of standby are provided separately, and additional route is needed to connect the two, and line mixes, and occupancy volume is big, are used
It is at high cost, and be difficult to while and in real time grasp surge protection module and fuse working condition, it is difficult to timely carry out
Maintenance processing.
Utility model content
Technical problem to be solved in the utility model and the technical assignment of proposition are improved to the prior art, are provided
A kind of Surge Protector of built-in fuse, surge protection module and the standby for solving the surge protective device in current technology are molten
Disconnected device be it is separately installed, line mixes, occupy volume it is big, the high problem of use cost.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of Surge Protector of built-in fuse, which is characterized in that including plug block and pedestal, set on the pedestal
The slot for accommodating plug block is set, the plug block includes shell and the surge protection module being arranged in the shell and fusing
Device, the surge protection module and fuse, which are connected on, to be pierced by between the wiring pole one of shell and wiring pole two, and described connects
Line pole one, wiring pole two are connect when plugging block insertion slot with the electric mortiser interface being arranged on pedestal.It is described in the utility model
Surge protection module and fuse are integrated in plug block by the Surge Protector of built-in fuse, surge protection module and fusing
Device is directly connected to, and structure is simple, compact, occupies little space, and reduces many and diverse route, and residual voltage is small, improves use reliability, is improved
Protecting effect, while reducing customer using cost.When surge protection module breakdown, fuse being capable of rapid disjunction short circuit electricity
Stream, so that protector safety cutout circuit.
Further, the remote signalling circuit for detecting surge protection module and fuse is provided in the shell, and
And the remote signalling circuit is provided with and is pierced by the remote signalling pin of shell, the remote signalling pin is when plugging block insertion slot and seat
The remote signalling interface connection being arranged on body.The working condition of Simultaneous Monitoring surge protection module and fuse, in surge protection module
State change is timely shown when tripping or fuse blows, it is ensured that timely carries out maintenance processing.
Further, the surge protection module includes votage limit type protection device and trip assembley therefor, the votage limit type
Protect device and trip assembley therefor device on the bracket being set in shell, an electrode of the votage limit type protection device with
Another electrode of fuse connection, votage limit type protection device is connect by trip assembley therefor with wiring pole one or wiring pole two.?
Votage limit type protection device degradation causes temperature to gradually rise, or when encountering especially big overload current and passing through, votage limit type protection
The temperature of device quickly increases, and tripping, which occurs, for trip assembley therefor causes circuit to disconnect, effective protection equipment, improves safety in utilization,
Reduce loss.
Further, trip assembley therefor includes the low temperature tripping welding stage connecting with the electrode of votage limit type protection device and and wiring
The disengaging elastic slice that pole one or wiring pole two connect is detached from elastic slice and is connect with low temperature tripping welding stage by solder.Temperature increases
So that being detached from the solder fusing between elastic slice and low temperature tripping welding stage, it is detached from elastic slice and is welded under natural resiliency effect with low temperature tripping
Platform separates so that circuit disconnects, and effective protection equipment improves safety in utilization.
Further, the trip assembley therefor further includes pushing tow interrupter, and the pushing tow interrupter includes arc extinguishing
Slide plate and elastic component, the arc extinguishing slide plate, which is located at, to be detached between elastic slice and votage limit type protection device, described elastic component one end
It connect the other end with arc extinguishing slide plate to be connected on bracket, arc extinguishing slide plate is resisted against disengaging elastic slice under elastic component effect and low temperature is de-
On the pad of button welding stage, and the two is separated after being detached from elastic slice and low temperature tripping welding stage tripping.Electric current it is excessive or
When failure leads to the solder fusing being detached between elastic slice and low temperature tripping welding stage, arc extinguishing slide plate is under the action of the elastic member to disengaging
Elastic slice and low temperature tripping welding stage pad slide and will be disengaged from elastic slice and low temperature tripping welding stage separate, expand disengaging elastic slice and
Low temperature tripping welding stage spacing distance reaches electrical isolation and arc extinguishing, and effective protection equipment improves safety in utilization.
Further, the elastic component is the spring for being symmetrically connected to arc extinguishing slide plate two sides, enables arc extinguishing slide plate steady
Fixed slides to the pad for being detached from elastic slice and low temperature tripping welding stage, improves the reliability of electrical isolation and arc extinguishing.
Further, votage limit type protection device is varistor, has high impedance under low current voltage, still
Impedance can drastically decline under higher voltage and current, and Overvoltage suppressing ability is good.
Further, it is additionally provided with indicator light in the shell, and opens up the finger for exposing indicator light on shell
Show window, can intuitively show the working condition of surge protection module and fuse.
Compared with prior art, the utility model advantage is:
Surge protection module and fuse are integrated in slotting by the Surge Protector of built-in fuse described in the utility model
In pulling block, surge protection module is directly connected to fuse, and structure is simple, compact, occupies little space, and reduces many and diverse route,
Residual voltage is small, raising use reliability, raising protecting effect, the working condition of Simultaneous Monitoring surge protection module and fuse, really
Guarantor timely carries out maintenance processing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for plugging block and pedestal cooperation；
Fig. 2 is the structural schematic diagram plugged inside block；
Fig. 3 is the rear structure schematic diagram of Fig. 2；
Fig. 4 is the circuit diagram of the Surge Protector of built-in fuse.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of Surge Protector of built-in fuse disclosed in the utility model embodiment, by surge protection module and fusing
Device becomes one, and connects without additional wires, and structure is simple, compact, and occupancy is small in size, and can detect surge protection simultaneously
The working condition of module and fuse.
As shown in Figures 1 to 4, a kind of Surge Protector of built-in fuse, including plug block 1 and pedestal 2, the seat
The slot 21 for accommodating the U-shaped of plug block 1 is provided on body 2, the plug block 1 includes shell 3 and is arranged in shell 3
Surge protection module and fuse 4, the surge protection module and 4 series wiring pole 1 of fuse and wiring pole 2 32 it
Between, the wiring pole 1, wiring pole 2 32 are pierced by and when plugging block 1 and be inserted into slot 21 with pedestal 2 from 3 lower part of shell
The electric mortiser interface 22 of 21 bottom of U-shaped slot setting connects；
Surge protection module includes votage limit type protection device 6 and trip assembley therefor, and votage limit type protects device 6 in the present embodiment
Using varistor, the votage limit type protection device 6 and trip assembley therefor device are in the bracket 33 being set in shell 3
On, an electrode of the described votage limit type protection device 6 is connect with an electrode of fuse 4, an electrode of fuse 4 and
Wiring pole 1 connects, another electrode of votage limit type protection device 6 is connect by trip assembley therefor with wiring pole 2 32, fuse
4 are arranged in the inner top side of shell 3；The remote signalling circuit for detecting surge protection module and fuse 4 is additionally provided in shell 3
5, remote signalling circuit 5 is in parallel with varistor, and the remote signalling circuit 5 is provided with the remote signalling pin 51 for being pierced by shell 3, described
Remote signalling pin 51 connect when plugging block 1 and being inserted into slot 21 with the remote signalling interface 23 of 21 bottom of U-shaped slot of pedestal 2 setting；
Indicator light 10 is additionally provided in shell 3, indicator light 10 is connected in parallel on varistor, and is opened up on shell 3 for exposing instruction
The indication window 34 of lamp 10.
In the present embodiment, trip assembley therefor mainly includes that the low temperature tripping connecting with the electrode of votage limit type protection device 6 is welded
Platform 61 and the disengaging elastic slice 7 connecting with wiring pole 2 32 are detached from elastic slice 7 and are connect with low temperature tripping welding stage 61 by solder；
In order to improve the electrical isolation effect after tripping, trip assembley therefor is also provided with pushing tow interrupter, and pushing tow interrupter includes going out
Arc slide plate 8 and elastic component 9, arc extinguishing slide plate 8, which is located at, to be detached between elastic slice 7 and votage limit type protection device 6, the elastic component 9 one
End connect the other end with arc extinguishing slide plate 8 and is connected on bracket 33, and arc extinguishing slide plate 8 is resisted against under the effect of elastic component 9 and is detached from elastic slice 7
It is threaded off on the pad of welding stage 61 with low temperature, and separates the two, bullet after being detached from elastic slice 7 and the low temperature tripping tripping of welding stage 61
Property part 9 be the spring for being symmetrically connected to 8 two sides of arc extinguishing slide plate, votage limit type protection device degradation cause temperature to gradually rise, or
Person is when encountering especially big overload current to pass through, and the temperature of votage limit type protection device quickly increases, so that being detached from elastic slice and low temperature
Solder fusing between tripping welding stage is detached from elastic slice and separates with low temperature tripping welding stage so that electricity under natural resiliency effect
Road disconnect, and arc extinguishing slide plate 8 be moved under the action of elastic component 9 be detached from elastic slice and low temperature tripping welding stage pad it
Between, it will be disengaged from elastic slice and effectively separated with low temperature tripping welding stage, to improve electrical isolation effect, improve safety in utilization.
Above are merely preferred embodiments of the utility model, it is noted that above-mentioned preferred embodiment should not regard
For limitations of the present invention, the protection scope of the utility model should be defined by the scope defined by the claims..For
For those skilled in the art, without departing from the spirit and scope of the utility model, it can also make several
Improvements and modifications, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of Surge Protector of built-in fuse, which is characterized in that including plug block (1) and pedestal (2), the pedestal
(2) slot (21) for accommodating plug block (1) is provided on, the plug block (1) includes shell (3) and in shell (3)
The surge protection module and fuse (4) of setting, the surge protection module and fuse (4), which are connected on, is pierced by shell (3)
Wiring pole one (31) and wiring pole two (32) between, the wiring pole one (31), wiring pole two (32) plug block (1) insert
It is connect when entering slot (21) with the electric mortiser interface (22) being arranged on pedestal (2).
2. the Surge Protector of built-in fuse according to claim 1, which is characterized in that set in the shell (3)
It is equipped with the remote signalling circuit (5) for detecting surge protection module and fuse (4), and the remote signalling circuit (5) is provided with
It is pierced by the remote signalling pin (51) of shell (3), the remote signalling pin (51) is when plugging block (1) insertion slot (21) and pedestal
(2) remote signalling interface (23) connection being arranged on.
3. the Surge Protector of built-in fuse according to claim 1, which is characterized in that the surge protection module
Including votage limit type protection device (6) and trip assembley therefor, votage limit type protection device (6) and trip assembley therefor device are being set to
On bracket (33) in shell (3), an electrode of votage limit type protection device (6) is connect with fuse (4), votage limit type
Another electrode of protection device (6) is connect by trip assembley therefor with wiring pole one (31) or wiring pole two (32).
4. the Surge Protector of built-in fuse according to claim 3, which is characterized in that trip assembley therefor includes and pressure limiting
It low temperature tripping welding stage (61) of the electrode connection of type protection device (6) and connect with wiring pole one (31) or wiring pole two (32)
It is detached from elastic slice (7), is detached from elastic slice (7) and is connect with low temperature tripping welding stage (61) by solder.
5. the Surge Protector of built-in fuse according to claim 4, which is characterized in that the trip assembley therefor also wraps
Pushing tow interrupter is included, the pushing tow interrupter includes arc extinguishing slide plate (8) and elastic component (9), the arc extinguishing slide plate (8)
Positioned at being detached between elastic slice (7) and votage limit type protection device (6), the elastic component (9) one end is connect separately with arc extinguishing slide plate (8)
One end is connected on bracket (33), and arc extinguishing slide plate (8) is resisted against in the case where elastic component (9) act on is detached from elastic slice (7) and low temperature tripping
On the pad of welding stage (61), and the two is separated after being detached from elastic slice (7) and low temperature tripping welding stage (61) tripping.
6. the Surge Protector of built-in fuse according to claim 5, which is characterized in that the elastic component (9) is
It is symmetrically connected to the spring of arc extinguishing slide plate (8) two sides.
7. the Surge Protector of built-in fuse according to claim 3, which is characterized in that the votage limit type protector
Part (6) is varistor.
8. the Surge Protector of built-in fuse according to claim 1, which is characterized in that in the shell (3) also
It is provided with indicator light (10), and opens up the indication window (34) for exposing indicator light (10) on shell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821077335.3U CN208423785U (en) | 2018-07-02 | 2018-07-02 | A kind of Surge Protector of built-in fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821077335.3U CN208423785U (en) | 2018-07-02 | 2018-07-02 | A kind of Surge Protector of built-in fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208423785U true CN208423785U (en) | 2019-01-22 |
Family
ID=65125081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821077335.3U Active CN208423785U (en) | 2018-07-02 | 2018-07-02 | A kind of Surge Protector of built-in fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208423785U (en) |
-
2018
- 2018-07-02 CN CN201821077335.3U patent/CN208423785U/en active Active
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