CN107706068A - Indicating lamp component and DC fuse for DC fuse - Google Patents
Indicating lamp component and DC fuse for DC fuse Download PDFInfo
- Publication number
- CN107706068A CN107706068A CN201711082792.1A CN201711082792A CN107706068A CN 107706068 A CN107706068 A CN 107706068A CN 201711082792 A CN201711082792 A CN 201711082792A CN 107706068 A CN107706068 A CN 107706068A
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- CN
- China
- Prior art keywords
- fuse
- indicator lamp
- shunt resistance
- indicating lamp
- lamp component
- Prior art date
- 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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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/30—Means for indicating condition of fuse structurally associated with the fuse
- H01H85/32—Indicating lamp structurally associated with the protective device
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- Fuses (AREA)
Abstract
The invention discloses a kind of indicating lamp component and DC fuse for DC fuse, indicating lamp component includes the wiring board with power input and power output end, indicator lamp and shunt resistance are serially connected with wiring board between power input and power output end, paster LED of the indicator lamp for attachment in the circuit board, Chip-R of the shunt resistance for attachment in the circuit board.Indicating lamp component and DC fuse in the present invention it is rational in infrastructure, automatic pasting technique can be utilized to mount indicator lamp and shunt resistance in the circuit board in processing, production capacity be substantially increased, so as to reduce cost；The indicator lamp described in two that further setting cathode and anode directions are opposite and parallel with one another in indicating lamp component, just do not have to distinguish both positive and negative polarity so when indicating lamp component is installed, as long as by indicating lamp component series connection in circuit, the cathode and anode directions for always having a paster LED be to, so as to ensure that indicating lamp component installation convenience.
Description
Technical field
The present invention relates to a kind of indicating lamp component and DC fuse for DC fuse, belong to DC fuse knot
Structure design field.
Background technology
A kind of fuse is disclosed in patent document CN 2194033Y, by housing, fuse-link, contact chip, fuse-link clip
Frame, inner cover plate and its binding post etc. are formed, and a shunting branch being made up of current-limiting resistance and neon bulb is terminated with the two of fuse-link
Road, the branch road are in parallel operation state with fuse-link.Problem present in above-mentioned existing fuse is, on the one hand by current limliting electricity
Resistance can only be by manual operation in assembling with the indicating lamp component that neon bulb connects and composes, and operating efficiency is low, and cost of labor is higher.
In summary, also have can improvements for the structure of existing indicating lamp component.
The content of the invention
On the other hand, the present invention is intended to provide a kind of indicating lamp component and direct current for DC fuse rational in infrastructure fuses
Device, the indicating lamp component can utilize automatic pasting technique to mount indicator lamp and shunt resistance in the circuit board, greatly in processing
Production capacity is improved greatly, so as to reduce cost.
Realizing the technical scheme of the object of the invention is：
A kind of indicating lamp component for DC fuse, including the circuit with power input and power output end
Plate, indicator lamp and shunt resistance, institute are serially connected between the power input and the power output end on the wiring board
It is the paster LED being mounted on the wiring board to state indicator lamp, and the shunt resistance is the paster being mounted on the wiring board
Resistance.
In above-mentioned technical proposal, the quantity of the shunt resistance is two, is referred to as the first shunt resistance and second point
Leakage resistance, the quantity of the indicator lamp is two, is referred to as the first indicator lamp and the second indicator lamp, first shunt resistance
First end electrically connected with the power input, the positive pole of the second end of first shunt resistance and first indicator lamp
Electrically connected with the negative pole of second indicator lamp, the positive pole of the negative pole of first indicator lamp and second indicator lamp is and institute
The first end electrical connection of the second shunt resistance is stated, the second end of second shunt resistance electrically connects the power output end.
In above-mentioned technical proposal, the indicating lamp component also includes mounting seat, and the wiring board is loaded in mounting seat, the peace
The both ends of dress seat are provided with stainless steel shell fragment, and two stainless steel bomb pieces are electrically connected with the power input and the power output end respectively
Connect.
A kind of DC fuse, including shell block and loaded on the lid at the top of the shell block, have first on the inside of the lid
Installation cavity and the second installation cavity, fuse-link is installed in first installation cavity, be provided with second installation cavity described
The electrode of indicating lamp component, the power input and the power output end respectively with the fuse-link both ends electrically connects, institute
The opening for stating the second installation cavity is provided with capping, and position corresponding with indicator lamp is provided with optical transmission window on the lid.
In above-mentioned technical proposal, Elastic buckle is formed in the capping, the opening forms and the elastic card
The button hole that snap fit is closed.
The present invention has positive effect：(1) indicating lamp component in the present invention can utilize automatic chip mounting work in processing
Skill mounts indicator lamp and shunt resistance in the circuit board, production capacity is substantially increased, so as to reduce cost.(2) in the present invention,
Indicator lamp described in two opposite and parallel with one another due to being provided with cathode and anode directions in indicating lamp component, it will so indicate
Just do not have to distinguish both positive and negative polarity when lamp component is installed, as long as by indicating lamp component series connection in circuit, always having a paster LED just
Negative pole direction be to, so as to ensure that the convenience of indicating lamp component installation, and in actual use, when wherein one
Individual indicator lamp damage, in the case of another indicator lamp is normal, normal indicator lamp can be accessed counter fill of indicating lamp component
Circuit relay is continuous to be used.
Brief description of the drawings
Fig. 1 is the structural representation of indicating lamp component in the present invention；
Fig. 2 is the electrical schematic diagram of indicating lamp component shown in Fig. 1；
Fig. 3 is the structural representation of the indicating lamp component with mounting seat；
Fig. 4 is the structural representation of fuse in the present invention；
Fig. 5 is the assembled view of lid and indicating lamp component in the present invention；
Fig. 6 is the structural representation of lid in the present invention.
Reference is shown in figure：1- power inputs；2- power output ends；3- wiring boards；4- first is shunted
Resistance；The shunt resistances of 5- second；The indicator lamps of 6- first；The indicator lamps of 7- second；8- mounting seats；9- stainless steel shell fragments；10-
Shell block；11- lids；The installation cavitys of 12- first；The installation cavitys of 13- second；131- button holes；14- is covered；141- Elastic buckles；
15- optical transmission windows.
Embodiment
The concrete structure in the present invention is done with explanation with reference to Figure of description：
Embodiment 1
A kind of indicating lamp component for DC fuse, as illustrated, including being exported with power input 1 and power supply
2 wiring board 3 is held, indicator lamp is serially connected between the power input 1 and the power output end 2 on the wiring board 3
And shunt resistance, the indicator lamp are the paster LED being mounted on the wiring board 3, the shunt resistance is described to be mounted on
Chip-R on wiring board 3.Indicating lamp component in the present embodiment can utilize automatic pasting technique in processing by indicator lamp
With shunt resistance attachment in the circuit board, production capacity is substantially increased, so as to reduce cost.Paster can be selected in the paster LED
Light emitting diode.
Further, because direct current has fixed both positive and negative polarity, if in practical operation that paster LED both positive and negative polarity is reversed straight
In current circuit, LED will not be lighted all the time, and the installation of indicating lamp component will be so considered when installing indicating lamp component
Direction, and then be unfavorable for the raising of operating efficiency, therefore in the present embodiment, referring specifically to shown in Fig. 1 and Fig. 2, the shunting
The quantity of resistance is two, is referred to as the first shunt resistance 4 and the second shunt resistance 5, and the quantity of the indicator lamp is two,
It is referred to as the first indicator lamp 6 and the second indicator lamp 7, the first end of first shunt resistance 4 and the electricity of power input 1
Connection, the second end of first shunt resistance 4 and the positive pole of first indicator lamp 6 and the negative pole of second indicator lamp 7
Electrical connection, the positive pole of the negative pole of first indicator lamp 6 and second indicator lamp 7 with second shunt resistance 5 the
One end electrically connects, and the second end of second shunt resistance 5 electrically connects the power output end 2, due to the instruction of the present embodiment
The indicator lamp described in opposite and parallel with one another two of cathode and anode directions is provided with lamp component, is so pacified by indicating lamp component
Just do not have to distinguish both positive and negative polarity during dress, as long as by indicating lamp component series connection in circuit, always there are the cathode and anode directions of a paster LED
Be to, so as to ensure that the convenience of indicating lamp component installation, and in actual use, when one of indicator lamp
Damage, in the case of another indicator lamp is normal, normal indicator lamp can be made to access circuit relay counter fill of indicating lamp component
It is continuous to use.
As the further improvement of above-described embodiment, referring to shown in Fig. 3, the indicating lamp component also includes mounting seat 8, described
For wiring board 3 loaded in mounting seat 8, the both ends of the mounting seat 8 are provided with stainless steel shell fragment 9, two stainless steel bomb pieces 9 respectively with it is described
Power input 1 and the power output end 2 electrically connect, and pass through two stainless steel bomb pieces when above-mentioned indicating lamp component is installed and used
9 contact with the electrode elastic at fuse-link both ends so as to realize electrical connection respectively.
Can use following component in indicating lamp component in the present embodiment, the resistance of single shunt resistance for 750K Ω ±
5%, resistor power is：1/4W；1206 encapsulation；Paster LED specification：2~2.3V of rated voltage, rated power 60mW, 0805 envelope
Dress, feux rouges.
Embodiment 2
A kind of DC fuse, as shown in Figures 4 to 6, it includes shell block 10 and the lid loaded on the top of shell block 10
11, the inner side of lid 11 has the first installation cavity 12 and the second installation cavity 13, and fusing is provided with first installation cavity 12
Body, described indicating lamp component, the power input 1 and the power output end 2 are installed in second installation cavity 13
The electrode with the fuse-link both ends electrically connects respectively, and the opening of second installation cavity 13 is provided with capping 14, the lid 11
Upper position corresponding with indicator lamp is provided with optical transmission window 15.Using said structure, indicating lamp component is connected in parallel on circuit with fuse-link
In, when fuse-link normally, indicator lamp is not lighted, and when fuse-link is blown, indicator lamp is luminous to be referred to so as to play fusing
It is shown as using.
In the present embodiment, Elastic buckle 141 is formed in the capping 14, the opening forms and the elastic card
The button hole 131 that button 141 coordinates, i.e., coordinated by the Elastic buckle 141 in the capping 14 with the button hole 131 and consolidate capping 14
The opening is scheduled on, and indicating lamp component is limited in the second installation cavity 13.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these
The obvious changes or variations that the connotation for belonging to of the invention is extended out still falls within protection scope of the present invention.
Claims (5)
1. a kind of indicating lamp component for DC fuse, it is characterised in that including defeated with power input (1) and power supply
Go out to hold the wiring board (3) of (2), on the wiring board (3) between the power input (1) and the power output end (2)
Indicator lamp and shunt resistance are serially connected with, the indicator lamp is the paster LED being mounted on the wiring board (3), the shunting electricity
Hinder the Chip-R to be mounted on the wiring board (3).
2. the indicating lamp component according to claim 1 for DC fuse, it is characterised in that the shunt resistance
Quantity is two, is referred to as the first shunt resistance (4) and the second shunt resistance (5), and the quantity of the indicator lamp is two, point
Also known as make the first indicator lamp (6) and the second indicator lamp (7), first end and the power input of first shunt resistance (4)
(1) electrical connection is held, the second end of first shunt resistance (4) refers to the positive pole of first indicator lamp (6) and described second
Show the negative pole electrical connection of lamp (7), the negative pole of first indicator lamp (6) and the positive pole of second indicator lamp (7) with it is described
The first end electrical connection of second shunt resistance (5), the second end of second shunt resistance (5) electrically connect the power output end
(2)。
3. the indicating lamp component according to claim 2 for DC fuse, it is characterised in that the indicating lamp component is also
Including mounting seat (8), for the wiring board (3) loaded in mounting seat (8), the both ends of the mounting seat (8) are provided with stainless steel shell fragment
(9), two stainless steel bomb pieces (9) electrically connect with the power input (1) and the power output end (2) respectively.
A kind of 4. DC fuse, it is characterised in that including shell block (10) and loaded on the lid (11) at the top of the shell block (10),
There is the first installation cavity (12) and the second installation cavity (13) on the inside of the lid (11), be provided with first installation cavity (12)
Fuse-link, the interior indicating lamp component being provided with described in claim 1 or 2 of second installation cavity (13), the power input
The electrode of (1) and the power output end (2) respectively with the fuse-link both ends is held to electrically connect, second installation cavity (13)
Opening is provided with capping (14), and position corresponding with indicator lamp is provided with optical transmission window (15) on the lid (11).
5. DC fuse according to claim 4, it is characterised in that form Elastic buckle on the capping (14)
(141), the opening forms the button hole (131) coordinated with the Elastic buckle (141).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711082792.1A CN107706068A (en) | 2017-11-06 | 2017-11-06 | Indicating lamp component and DC fuse for DC fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711082792.1A CN107706068A (en) | 2017-11-06 | 2017-11-06 | Indicating lamp component and DC fuse for DC fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107706068A true CN107706068A (en) | 2018-02-16 |
Family
ID=61178261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711082792.1A Pending CN107706068A (en) | 2017-11-06 | 2017-11-06 | Indicating lamp component and DC fuse for DC fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107706068A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271746Y (en) * | 1996-06-25 | 1997-12-31 | 宝山钢铁(集团)公司 | Displaying automobile fuse |
| CN200986908Y (en) * | 2006-11-09 | 2007-12-05 | 翊勤科技股份有限公司 | Safe circuit breaking type terminal device with luminous indication |
| CN201282090Y (en) * | 2008-10-14 | 2009-07-29 | 旭程电子(深圳)有限公司 | Automobile fuse with fusing indication |
| CN202183350U (en) * | 2011-03-11 | 2012-04-04 | 上海诺雅克电气有限公司 | Fuse protector |
| CN204289330U (en) * | 2015-01-15 | 2015-04-22 | 浙江新力熔断器有限公司 | A kind of fuse indicating device |
| CN207441646U (en) * | 2017-11-06 | 2018-06-01 | 温州三实电器有限公司 | For the indicating lamp component and DC fuse of DC fuse |
-
2017
- 2017-11-06 CN CN201711082792.1A patent/CN107706068A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271746Y (en) * | 1996-06-25 | 1997-12-31 | 宝山钢铁(集团)公司 | Displaying automobile fuse |
| CN200986908Y (en) * | 2006-11-09 | 2007-12-05 | 翊勤科技股份有限公司 | Safe circuit breaking type terminal device with luminous indication |
| CN201282090Y (en) * | 2008-10-14 | 2009-07-29 | 旭程电子(深圳)有限公司 | Automobile fuse with fusing indication |
| CN202183350U (en) * | 2011-03-11 | 2012-04-04 | 上海诺雅克电气有限公司 | Fuse protector |
| CN204289330U (en) * | 2015-01-15 | 2015-04-22 | 浙江新力熔断器有限公司 | A kind of fuse indicating device |
| CN207441646U (en) * | 2017-11-06 | 2018-06-01 | 温州三实电器有限公司 | For the indicating lamp component and DC fuse of DC fuse |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180216 |
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| RJ01 | Rejection of invention patent application after publication |