CN206657686U - A kind of half short-circuit resistance with anti-lightning - Google Patents
A kind of half short-circuit resistance with anti-lightning Download PDFInfo
- Publication number
- CN206657686U CN206657686U CN201720253649.3U CN201720253649U CN206657686U CN 206657686 U CN206657686 U CN 206657686U CN 201720253649 U CN201720253649 U CN 201720253649U CN 206657686 U CN206657686 U CN 206657686U
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- China
- Prior art keywords
- resistor
- lead
- groove
- shell
- out wire
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of half short-circuit resistance with anti-lightning, including shell, input lead, output lead and resistor, shell is provided with top cover, resistor is arranged on the inside of shell, input lead and output lead are penetrated and passed by the bottom of shell respectively, the inside of shell is provided with dividing plate, the upside of dividing plate is provided with ceramics seat, and the middle part of ceramics seat is provided with groove, through hole is arranged with the ceramics seat of groove both sides, one end of output lead passes through one of through hole and extends to the inside of groove, and resistor lead-out wire is provided with another through hole, one end of resistor lead-out wire is connected with resistor, the other end of resistor lead-out wire extends to the inside of groove, resistor lead-out wire passes through solder connection with output lead, ceramic template is arranged with the groove of solder both sides.The utility model connects resistor lead-out wire with output lead with the conductive solder of low melting point, effectively raises the anti-lightning performance of half short-circuit resistance internal resistor.
Description
Technical field
It the utility model is related to a kind of half short-circuit resistance, more particularly to a kind of half short-circuit resistance with anti-lightning.
Background technology
At present, half short-circuit resistance of in the market is mostly the resistance of irrecoverability, and its internal resistor is being struck by lightning
Etc. being easy to damage after overcurrent, then cause scrapping for half short-circuit resistance.Although there is the fusing of renewable type in the prior art
Resistor, but because volume of half short-circuit resistance itself is with regard to very little, is difficult the thickness for controlling solder when being welded, and solder is meticulous
The size of electric current in meeting limiting circuit, when solder is excessively thick, it is not easy to melt disconnection after occurring excessively stream in circuit, it is short then influences half
The fusing effect of road resistance.Therefore, it is proposed that a kind of solve the above problems with half short-circuit resistance of anti-lightning.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and the one kind proposed has anti-lightning
Half short-circuit resistance.
To achieve these goals, the utility model employs following technical scheme：
A kind of half short-circuit resistance with anti-lightning, including shell, input lead, output lead and resistor, it is described outer
Shell is provided with top cover, and the resistor is arranged on the inside of shell, and the input lead and output lead are respectively by the bottom of shell
Portion penetrates and passed, and the inside of the shell is provided with dividing plate, and the resistor is located at the downside of dividing plate, set on the upside of the dividing plate
There is ceramics seat, and the middle part of ceramics seat is provided with groove, and through hole is arranged with the ceramics seat of the groove both sides, the output is led
One end of line passes through one of through hole and extends to the inside of groove, and resistor lead-out wire, institute are provided with another through hole
The one end for stating resistor lead-out wire is connected with resistor, and the other end of the resistor lead-out wire extends to the inside of groove, institute
Resistor lead-out wire and output lead are stated by solder connection, ceramic template, institute are arranged with the groove of the solder both sides
The both ends for stating ceramic template are arranged with sliding block, and sliding block is arranged in the chute in recess sidewall, the bottom of the ceramic template
Iron block is embedded with face, two piece of first magnet and two piece of second magnet, and the first magnet and second are embedded with the bottom surface of the groove
The bottom surface of the top surface of magnet and equal groove maintains an equal level, and two blocks of first magnet are set respectively close to the both ends of groove, described in two pieces
Second magnet is set respectively close to solder；The upper end of the top cover is provided with perforate, and the inside of the perforate is provided with transparency glass plate.
Preferably, the upper of the shell is provided with step at, and the projection matched with step is provided with the lower edge of the top cover,
The shell and top cover are detachable connection, and the dividing plate is fixed between step and projection.
Preferably, two pieces of relative sides of the ceramic template are equipped with deep-slotted chip breaker.
Preferably, the upper end of the transparency glass plate extends to the upside of top cover, and is provided with the edge of top cover upper end
Outside flange.
Compared with prior art, the beneficial effects of the utility model are：By setting top cover on shell, and pass through shell
Dividing plate is fixed with top cover, the structure of enclosure can be repaired and changed after top cover is disassembled；By
Ceramics seat is set on dividing plate, groove is provided with ceramics seat, and one end of resistor lead-out wire and output lead is arranged on recessed
In groove, then by setting the relatively low wire solder of fusing point between resistor lead-out wire and output lead, resistor can be avoided to exist
Damaged after being struck by lightning, while ceramic template is set in groove, solder can open the transparency glass plate of top cover after melting, then
Resistor lead-out wire and output lead with new solder connection are got up that the normal use of half short-circuit resistance can be recovered, effectively
Improve the anti-lightning performance of half short-circuit resistance internal resistor.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of half short-circuit resistance with anti-lightning structural representation；
Fig. 2 be in Fig. 1 A-A to sectional view；
Fig. 3 be the utility model proposes a kind of half short-circuit resistance with anti-lightning in after two pieces of ceramic templates close
Schematic diagram.
In figure：1 shell, 2 input leads, 3 output leads, 4 resistors, 5 top covers, 6 dividing plates, 7 ceramics seats, 8 grooves, 9 electricity
Hinder device lead-out wire, 10 solders, 11 ceramic templates, 12 first magnet, 13 second magnet, 14 transparency glass plates.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, 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, belong to the scope of the utility model protection.
Reference picture 1-3, a kind of half short-circuit resistance with anti-lightning, including shell 1, input lead 2, the and of output lead 3
Resistor 4, shell 1 are provided with top cover 5, and resistor 4 is arranged on the inside of shell 1, input lead 2 and output lead 3 respectively by
The bottom of shell 1 penetrates and passed.
The inside of shell 1 is provided with dividing plate 6, specifically, the upper of shell 1 is provided with step along place, at the lower edge of top cover 5 provided with
The projection of step matching, shell 1 and top cover 5 are screw-type detachable connection, and dividing plate 6 is fixed between step and projection；Electricity
Resistance device 4 is located at the downside of dividing plate 6, and the upside of dividing plate 6 is provided with ceramics seat 7, and the middle part of ceramics seat 7 is provided with groove 8,8 liang of groove
Through hole is arranged with the ceramics seat 7 of side, one end of output lead 3 passes through one of through hole and extends to the inside of groove 8,
And resistor lead-out wire 9 is provided with another through hole, one end of resistor lead-out wire 9 is connected with resistor 4, resistor lead-out wire
9 other end extends to the inside of groove 8, and resistor lead-out wire 9 is connected with output lead 3 by solder 10, and solder 10 can be adopted
Use metallic tin.
Ceramic template 11 is arranged with the groove of the both sides of solder 10, the both ends of ceramic template 11 are arranged with sliding block, and
Sliding block is arranged in the chute in the side wall of groove 8, and iron block is embedded with the bottom surface of ceramic template 11, two are embedded with the bottom surface of groove 8
The first magnet of block 12 and two piece of second magnet 13, and the bottom surface of the top surface of the first magnet 12 and the second magnet 13 and equal groove 8 is held
Flat, two piece of first magnet 12 is set respectively close to the both ends of groove 8, and two piece of second magnet 13 is set respectively close to solder 10；Top
The upper end of lid 5 is provided with perforate, and the inside of perforate is provided with transparency glass plate 14, it is necessary to explanation, transparency glass plate 14 and top cover 5
Non- detachable connection, the upper end of transparency glass plate 14 extends to the upside of top cover 5, and is provided with the edge of the upper end of top cover 5
Outside flange, it is convenient to unload whole transparency glass plate 14 from top cover 5.
Operation principle：After the short-circuit resistance of this kind half overcurrent occurs by thunderbolt, solder 10 melts, and then circuit disconnects,
It is without damage with protective resistor 4；The solder 10 to be lumpd after thawing can be taken by the transparency glass plate 14 opened on top cover 5
Go out, the tack after being rehardened due to the thawing of solder 10 of metal material between ceramics seat 7 is weaker, therefore is easy to groove
Solder 10 in 8 is cleaned out；After original solder 10 is cleaned out, then with new solder 10 by resistor lead-out wire 9 with it is defeated
Go out wire 3 to connect, half short-circuit resistance can be reused；In addition, in welding resistor lead-out wire 9 and output lead 3
During can by ceramic template 11 close get up and fixation is held by the second magnet 13, due to ceramic template 11 one end with electricity
Resistance device lead-out wire 9 is offseted with output lead 3, and deep-slotted chip breaker is equipped with two pieces of relative sides of ceramic template 11, two pieces of potteries
After ceramic former plate 11 closes, it is ensured that solder 10 solidify after shape it is regular, can be rapid to ensure to occur solder 10 after overcurrent
Disconnection；After the completion of welding, two pieces of ceramic templates 11 can be removed open, finally fixation can be held by the first magnet 12.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (4)
1. a kind of half short-circuit resistance with anti-lightning, including shell (1), input lead (2), output lead (3) and resistor
(4), it is characterised in that the shell (1) is provided with top cover (5), and the resistor (4) is arranged on the inside of shell (1), described
Input lead (2) and output lead (3) are penetrated and passed by the bottom of shell (1) respectively, the inside of the shell (1) be provided with every
Plate (6), the resistor (4) are located at the downside of dividing plate (6), and the upside of the dividing plate (6) is provided with ceramics seat (7), and ceramics seat
(7) middle part is provided with groove (8), and through hole, the output lead (3) are arranged with the ceramics seat (7) of groove (8) both sides
One end pass through one of through hole and extend to the inside of groove (8), and resistor lead-out wire is provided with another through hole
(9), one end of the resistor lead-out wire (9) is connected with resistor (4), the other end extension of the resistor lead-out wire (9)
To the inside of groove (8), the resistor lead-out wire (9) is connected with output lead (3) by solder (10), the solder (10)
Ceramic template (11) is arranged with the groove of both sides, the both ends of the ceramic template (11) are arranged with sliding block, and sliding block is set
Put in the chute in groove (8) side wall, iron block, the bottom surface of the groove (8) are embedded with the bottom surface of the ceramic template (11)
It is upper be embedded with two piece of first magnet (12) and two piece of second magnet (13), and the top surface of the first magnet (12) and the second magnet (13) and
The bottom surface of equal groove (8) maintains an equal level, and two pieces of first magnet (12) are set respectively close to the both ends of groove (8), two pieces described the
Two magnet (13) are set respectively close to solder (10)；The upper end of the top cover (5) is provided with perforate, and the inside of the perforate is provided with thoroughly
Bright glass plate (14).
2. a kind of half short-circuit resistance with anti-lightning according to claim 1, it is characterised in that the shell (1)
It is upper that step is provided with, the projection matched with step is provided with the lower edge of the top cover (5), the shell (1) is with top cover (5)
Detachable connection, the dividing plate (6) are fixed between step and projection.
A kind of 3. half short-circuit resistance with anti-lightning according to claim 1, it is characterised in that two pieces of ceramic dies
The relative side of plate (11) is equipped with deep-slotted chip breaker.
A kind of 4. half short-circuit resistance with anti-lightning according to claim 1, it is characterised in that the transparency glass plate
(14) upper end extends to the upside of top cover (5), and is provided with outside flange in the edge of top cover (5) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720253649.3U CN206657686U (en) | 2017-03-16 | 2017-03-16 | A kind of half short-circuit resistance with anti-lightning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720253649.3U CN206657686U (en) | 2017-03-16 | 2017-03-16 | A kind of half short-circuit resistance with anti-lightning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206657686U true CN206657686U (en) | 2017-11-21 |
Family
ID=60315379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720253649.3U Expired - Fee Related CN206657686U (en) | 2017-03-16 | 2017-03-16 | A kind of half short-circuit resistance with anti-lightning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206657686U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109859915A (en) * | 2019-04-02 | 2019-06-07 | 安徽省昌盛电子有限公司 | The explosion-proof wirewound resistor of high anti-lightning low current fusing |
-
2017
- 2017-03-16 CN CN201720253649.3U patent/CN206657686U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109859915A (en) * | 2019-04-02 | 2019-06-07 | 安徽省昌盛电子有限公司 | The explosion-proof wirewound resistor of high anti-lightning low current fusing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171121 Termination date: 20180316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |