CN207910455U - A kind of pcb board load multilayer gap-type surge protector - Google Patents
A kind of pcb board load multilayer gap-type surge protector Download PDFInfo
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- CN207910455U CN207910455U CN201820158170.6U CN201820158170U CN207910455U CN 207910455 U CN207910455 U CN 207910455U CN 201820158170 U CN201820158170 U CN 201820158170U CN 207910455 U CN207910455 U CN 207910455U
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Abstract
The utility model discloses a kind of pcb board load multilayer gap-type surge protector; surge protector module including box body and in box body; the surge protector module includes three multilayer gap-type surge protector submodules; three multilayers gap-type surge protector submodule is both provided with first terminal and Second terminal; and the Second terminal of three surge protector submodules is by being conductively connected a short circuit, the three different connecting terminals of the first terminals of three surge protector submodules respectively as the surge protector.The utility model, can be space-saving while realizing high efficiency lightning protection performance by the way that the integrated assembly of three surge protector submodules is designed to multilayer gap-type surge protector in a box body, and by each surge protector submodule.
Description
Technical field
The utility model is related to field of electronic devices, and in particular to a kind of pcb board load multilayer gap-type surge protector.
Background technology
Surge protector is for the electricity to direct lightning effects and the generation of indirect lightning effects or other transient overvoltages
Pour into the electric appliance of row protection.Surge protector is arranged in by protection system, when generating surge on the circuit in system, surge
Protector action, the transient overvoltage of restraining line road and releases surge current, various electronics in protection system and electrically sets
It is standby.
Higher demand is proposed in volume and aspect of performance to multilayer gap-type surge protector by protection system at present：
Efficient lightning protection properties are realized under small size.But this can face many technical problems, for example, space 1) how is saved, 2)
How to improve electric clearance and creepage distance, 3) how electromagnetic force is reduced in impact process and blast that air expansion generates,
Shell is caused to be detached with bottom cover, 4) how box body is reinforced.
Therefore, designing the surge protector that a kind of structure distribution is reasonable and lightning protection effect is good has very important meaning
Justice.
Utility model content
In view of this, the application provides a kind of pcb board load multilayer gap-type surge protector, by protecting three surges
Shield device submodule is integrated to be assemblied in a box body, and each surge protector submodule is designed to multilayer clearance type surge
Protector, can be space-saving while realizing high efficiency lightning protection performance.The utility model is achieved through the following technical solutions：
A kind of pcb board load multilayer gap-type surge protector, including box body and the surge protector module in box body,
The surge protector module includes three multilayer gap-type surge protector submodules, and three multilayers clearance type surge is protected
Shield device submodule is both provided with first terminal and Second terminal, and the Second terminal of three surge protector submodules passes through
It is conductively connected a short circuit, three differences of the first terminals of three surge protector submodules respectively as the surge protector
Connecting terminal, wherein the surge protector submodule include be connected with each other discharge gap movement and trigger circuit plate, it is described
Discharge gap movement includes：
It is provided with the first support of multiple rows of first groove, first groove is mutually parallel；
The second support of the row's of being provided with needle and multiple rows of second groove, row's needle are busbar needle, the second groove phase
It is mutually parallel；
The clearance electrode of multiple the connection first supports and the second support, one end of the clearance electrode is located at institute
It states in the first groove, the other end is located in second groove, each clearance electrode passes through row's needle and trigger circuit plate
A trigger circuit connection；
First electrode above clearance electrode, the first electrode as the surge protector submodule first
Terminal；
Second electrode below clearance electrode, the second electrode as the surge protector submodule second
Terminal.
Further, the surge protector submodule further includes the releasing mechanism being connect with discharge gap movement.
Further, the releasing mechanism includes：
One end is connect with the first electrode, one as the high energy multilayer clearance type surge protection module of the other end
The release sheet of connecting terminal；
Sliding block between release sheet and discharge gap movement；
One end is connect with sliding block, the spring that the other end is connect with discharge gap movement.
Further, the first electrode includes mounting plate and the first copper electrode below mounting plate, the installation
One end of plate is provided with welding stage, and the releasing mechanism is welded to connect by welding stage and the first copper electrode.
Further, there are three individual cavities, three multilayers gap-type surge protector submodules for the box body setting
Block is located in three individual cavities.
Further, three individual cavities are arranged side by side and three individual cavities are insulated from each other.
Further, it is provided with reinforcing rib outside the side wall of the box body.
Further, described be conductively connected between item and the Second terminal of three surge protector submodules passes through weldering
The mode of connecing connects.
Further, it each surge protector submodule and is conductively connected between item and has multiple pads.
Into one, the quantity for being conductively connected item is a plurality of.
The utility model is assembled by integrating three surge protector submodules in a box body, and each is electric
Surge protector submodule is designed to multilayer gap-type surge protector, can be space-saving while realizing high efficiency lightning protection
Can, secondly, the utility model, can be in the feelings of surge protector aging or internal electronic device damage by the way that releasing mechanism is arranged
Under condition, when the heat on surge protector reaches some value, releasing mechanism acts in time, allows surge protector safe escape
Protected circuit, reliability is high, and mounting plate of the setting with welding stage, on the one hand can facilitate releasing mechanism in releasing mechanism
The welding position of middle release sheet is accurate, welds anatomic shape, on the other hand can make the connection of release sheet and discharge gap movement more
Add reliably, also makes the internal structure of surge protector compacter securely.Surge protector is provided with three independences insulated from each other
Cavity improves electric clearance and creepage distance.Box side wall is provided with reinforcing rib, increases box body reinforcing, and reduce because of electricity
Magnetic force and air expansion generate blast, caused by shell detached with bottom cover.Surge protector is conductively connected item provided with a plurality of,
And multiple pads are used, improve the reliability of electrical connection.
Description of the drawings
Fig. 1 is the structural schematic diagram of the surge protector provided by the utility model without releasing mechanism.
Fig. 2 is the structural schematic diagram of the surge protector provided by the utility model with releasing mechanism.
Fig. 3 is the structural schematic diagram of box body.
Fig. 4 is the structural schematic diagram of surge protector submodule.
Fig. 5 is two kinds of different structures for being conductively connected item.
Fig. 6 is the mounting plates structure schematic diagram of first electrode.
Fig. 7 is the structural schematic diagram of first electrode.
Reference numeral：1-box body, 2-surge protector submodules, 3-are conductively connected item, and 101-cavitys, 102-add
Strengthening tendons, 201-discharge gap movements, 202-trigger circuit plates, 203-releasing mechanisms, 204-first supports, 205-row's needles,
206-second supports, 207-clearance electrodes, 208-first electrodes, 209-second electrodes, 210-release sheets, 211-is sliding
Block, 212-springs, 213-mounting plates, the 214-the first copper electrode, 215-welding stages.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings and have
The utility model is described in further detail for body embodiment.
Embodiment
As shown in figures 1 and 3, the present embodiment provides a kind of pcb boards to carry multilayer gap-type surge protector, including box body 1
With the surge protector module in box body 1, surge protector module includes three multilayer gap-type surge protector submodules
Block 2, three multilayer gap-type surge protector submodules 2 are both provided with first terminal and Second terminal, and three surge protections
The Second terminal of device submodule 2 is made respectively by being conductively connected 3 short circuit of item, the first terminal of three surge protector submodules 2
For three different connecting terminals of the present embodiment.
What needs to be explained here is that connecting to make the Second terminal of three surge protector submodules 2 and be conductively connected item 3
Connect more firm, the Second terminal of three surge protector submodules 2 can be conductively connected 3 short circuit of item by a plurality of, when leading
When the narrow bars that are electrically connected 3 are two, can by two be conductively connected that item 3 is arranged symmetrically in three surge protector submodules 2 second
The both ends of terminal, in order to make the Second terminals of three surge protector submodules 2 be conductively connected item 3 contact it is more abundant, three
It the Second terminal of surge protector submodule 2 and is conductively connected between item 3 and can be connected by welding manner, each surge is protected
The Second terminal of shield device submodule 2 and be conductively connected between item 3 and can have multiple pads, be arranged multiple pads on the one hand plus
Strong stress effect, is on the other hand conducive to scattered current, to improve the current drain reliability of surge protector.In addition, by
It is limited in space, the wall of box body 1 is very thin, and reinforcing rib 102 can be arranged in the present embodiment outside the side wall of box body 1, and box body is avoided to exist
It is ruptured because of blast in impact process.Specifically, it can be any one in two kinds of structures shown in Fig. 5 to be conductively connected item 3.
Specifically, as shown in figure 4, surge protector submodule 2 includes the discharge gap movement 201 being connected with each other and triggering electricity
Road plate 202 can reduce in this way when it is implemented, trigger circuit plate 202 can be arranged in the side of discharge gap movement 201
The distance of discharge gap long side is influenced, is conducive to increase the area of clearance electrode, to improve surge protector performance.
Wherein, discharge gap movement 201 includes：
It is provided with the first support 204 of multiple rows of first groove, the first groove is mutually parallel；
The second support 206 of the row's of being provided with needle 205 and multiple rows of second groove, row's needle 205 are busbar needle, the second groove phase
It is mutually parallel；
The clearance electrodes 207 of multiple connection first supports 204 and second support 206, one end of clearance electrode 207 are located at the
In one groove, the other end is located in the second groove, each clearance electrode 207 passes through row's needle 205 and trigger circuit plate 202
A trigger circuit connection；What needs to be explained here is that one end of row's needle 205 is in close contact with clearance electrode 207, needle is arranged
205 other end is connect with a trigger circuit of trigger circuit plate 202, each in this way due to the conductive energy of row's needle 205
A clearance electrode 207 is just electrically connected by row's needle 205 with the realization of a trigger circuit of trigger circuit plate 202；
First electrode 208 above clearance electrode 207, first electrode 208 is as the surge protector submodule 2
First terminal；
Second electrode 209 positioned at the lower section of clearance electrode 207, second electrode 209 as surge protector submodule 2 the
Two-terminal.
In the present embodiment, quantity, the number of rows of the second groove the number of rows phase that be arranged with the first groove of needle 205 can will be arranged
Deng the quantity of clearance electrode 207 is arranged equal with the number of rows of the second groove.
As shown in Figure 2 and Figure 4, in the present embodiment, surge protector submodule 2 can also include and discharge gap movement 201
The releasing mechanism 203 of connection.What needs to be explained here is that the setting of structure 203 can be will be disengaged from the top of discharge gap movement 201,
Purpose is that the stress of releasing mechanism 203 and the direction of electromagnetic force is made to be consistent, space-saving while improving surge protection
The mechanical property of device, in addition, in the surge protector submodule 2 with releasing mechanism 203, row's needle 205 and second support 206 can be with
Being structure as a whole can not also be structure as a whole.In the present embodiment, the releasing mechanism 3 includes：One end connects with first electrode 208
It connects, release sheet 210 of the other end as a connecting terminal of the high energy multilayer clearance type surge protection module；Positioned at disengaging
Sliding block 211 between piece 210 and discharge gap movement 201；One end is connect with sliding block 211, and the other end is connect with discharge gap movement 201
Spring 212.
Specifically, as shown in Figure 6 and Figure 7, first electrode 208 include mounting plate 213 and positioned at the lower section of mounting plate 213 the
One end of one copper electrode 214, mounting plate 213 is provided with welding stage 215, and releasing mechanism 203 passes through welding stage 215 and the first copper electrode
214 are welded to connect.
Preferably, the setting of box body 1 is there are three individual cavities 101, three multilayer gap-type surge protector submodules 2 divide
It Wei Yu not be in three individual cavities 101, in the present embodiment, in order to enhance isolation effect and the insulation between surge protector submodule
Effect ensures that surge protector submodule does not discharge each other, and three individual cavities 101 of box body 1 are arranged side by side and three independences
Cavity 101 is insulated from each other.When it is implemented, box cover can also be arranged outside box body 1, make the globality of entire surge protector more
By force, box cover can also play further protective effect.
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 scope of protection of the utility model should be subject to claim limited range.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 scope of protection of the utility model.
Claims (10)
1. a kind of pcb board carries multilayer gap-type surge protector, including box body (1) and the surge protector in box body (1)
Module, which is characterized in that the surge protector module includes three multilayer gap-type surge protector submodules (2), described
Three multilayer gap-type surge protector submodules (2) are both provided with first terminal and Second terminal, and three surges are protected
The Second terminal of device submodule (2) is protected by being conductively connected item (3) short circuit, the first end of three surge protector submodules (2)
Three different connecting terminals of the son respectively as the surge protector, wherein the surge protector submodule (2) includes
The discharge gap movement (201) and trigger circuit plate (202) of interconnection, the discharge gap movement (201) include：
It is provided with the first support (204) of multiple rows of first groove, first groove is mutually parallel；
The second support (206) of the row's of being provided with needle (205) and multiple rows of second groove, row's needle (205) is busbar needle, described
Second groove is mutually parallel；
The clearance electrode (207) of multiple the connection first supports (204) and the second support (206), the clearance electrode
(207) one end is located in first groove, and the other end is located in second groove, each clearance electrode (207) is logical
Row's needle (205) is crossed to connect with a trigger circuit of trigger circuit plate (202)；
First electrode (208) above clearance electrode (207), the first electrode (208) are used as the surge protector
The first terminal of submodule (2)；
Second electrode (209) below clearance electrode (207), the second electrode (209) are used as the surge protector
The Second terminal of submodule (2).
2. a kind of pcb board according to claim 1 carries multilayer gap-type surge protector, which is characterized in that the surge
Protector submodule (2) further includes the releasing mechanism (203) being connect with discharge gap movement (201).
3. a kind of pcb board according to claim 2 carries multilayer gap-type surge protector, which is characterized in that the disengaging
Mechanism (203) includes：
One end is connect with the first electrode (208), release sheet (210) of the other end as a connecting terminal；
Sliding block (211) between release sheet (210) and discharge gap movement (201)；
One end is connect with sliding block (211), the spring (212) that the other end is connect with discharge gap movement (201).
4. a kind of pcb board according to claim 2 carries multilayer gap-type surge protector, which is characterized in that described first
Electrode (208) includes mounting plate (213) and the first copper electrode (214) below the mounting plate (213), and the one of the mounting plate
End is provided with welding stage (215), and the releasing mechanism (203) is welded to connect by welding stage (215) and the first copper electrode (214).
5. a kind of pcb board according to claim 1 carries multilayer gap-type surge protector, which is characterized in that the box body
(1) there are three individual cavities (101), three multilayer gap-type surge protectors submodule (2) to be located at three for setting
In individual cavities (101).
6. a kind of pcb board according to claim 5 carries multilayer gap-type surge protector, which is characterized in that described three
Individual cavities (101) are arranged side by side and three individual cavities (101) are insulated from each other.
7. a kind of pcb board according to claim 5 carries multilayer gap-type surge protector, which is characterized in that the box body
(1) reinforcing rib (102) is provided with outside side wall.
8. a kind of pcb board according to claim 1 carries multilayer gap-type surge protector, which is characterized in that the conduction
It is connect by welding manner between connection strap (3) and the Second terminal of three surge protector submodules (2).
9. a kind of pcb board according to claim 8 carries multilayer gap-type surge protector, which is characterized in that described each
It surge protector submodule (2) and is conductively connected between item (3) and has multiple pads.
10. a kind of pcb board according to claim 8 carries multilayer gap-type surge protector, which is characterized in that the conduction
The quantity of connection strap (3) is a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158170.6U CN207910455U (en) | 2018-01-30 | 2018-01-30 | A kind of pcb board load multilayer gap-type surge protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820158170.6U CN207910455U (en) | 2018-01-30 | 2018-01-30 | A kind of pcb board load multilayer gap-type surge protector |
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| Publication Number | Publication Date |
|---|---|
| CN207910455U true CN207910455U (en) | 2018-09-25 |
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| CN201820158170.6U Active CN207910455U (en) | 2018-01-30 | 2018-01-30 | A kind of pcb board load multilayer gap-type surge protector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108199360A (en) * | 2018-01-30 | 2018-06-22 | 四川中光防雷科技股份有限公司 | A kind of pcb board carries multilayer gap-type surge protector |
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2018
- 2018-01-30 CN CN201820158170.6U patent/CN207910455U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108199360A (en) * | 2018-01-30 | 2018-06-22 | 四川中光防雷科技股份有限公司 | A kind of pcb board carries multilayer gap-type surge protector |
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