CN201041800Y - Power circuit protection device - Google Patents
Power circuit protection device Download PDFInfo
- Publication number
- CN201041800Y CN201041800Y CNU2006200136638U CN200620013663U CN201041800Y CN 201041800 Y CN201041800 Y CN 201041800Y CN U2006200136638 U CNU2006200136638 U CN U2006200136638U CN 200620013663 U CN200620013663 U CN 200620013663U CN 201041800 Y CN201041800 Y CN 201041800Y
- Authority
- CN
- China
- Prior art keywords
- drain pan
- pole
- tank
- loam cake
- power supply
- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a power supply circuit protecting device, which includes a connecting shell, a first terminal, a second terminal, and a fuse piece. The connecting shell includes a bottom shell and an upper cover; the bottom shell includes a shell body, the left and the right end edges of one side of the shell body are respectively provided with a side wall, the other side of the shell body is provided with an acceptance groove, the left and the right ends of the bottom shell are respectively provided with a positioning pole, the left and the right ends of the top edge of the shell body are respectively provided with a gap. The upper cover includes a cover body, the left and the right end edges of one side of the cover body are respectively provided with a side wall connected with the side walls of the bottom shell corresponding to buckles, the other side of the cover body is provided with an acceptance groove, and two gaps are arranged on the left and the right ends of the top end edge of the cover body corresponding to the two gaps of the bottom shell. The acceptance groove of the bottom shell is connected with the acceptance groove of the upper cover, the first terminal and the second terminal are arranged on the ends of two power supply wires, and a positioning hole and a plughole are respectively arranged on each of the first terminal and the second terminal. The fuse piece includes a first pole, a second pole, and a fuse; the same terminals of the first pole and the second pole are respectively provided with junction parts which can be plugged in the two plugholes, the fuse is connected between the first pole and the second pole.
Description
Technical field
The utility model relates to a kind of device for protecting power supply circuit, relates in particular to a kind of device for protecting power supply circuit that prevents the excessive damage electrical equipment of electric current on the power line that is connected.
Background technology
On traditional power circuit; most at some or certain several electrical equipment current protective device not to be set; a lot of precision equipments are higher for the requirement of current protection aspect in the reality; some has more personalized requirement; a general office or workshop only are provided with a total fuse; such protection is not enough often, is unfavorable for the better protection security appliance.
Summary of the invention
The purpose of this utility model is to provide a kind of device for protecting power supply circuit that prevents the excessive damage electrical equipment of electric current on the power line that is connected.
For achieving the above object, the utility model provides a kind of device for protecting power supply circuit, and it comprises that one connects shell, a first terminal, one second terminal and a safety plate; This connection shell comprises a drain pan and a loam cake; This drain pan comprises a body, and two ora terminalis respectively are provided with a sidewall about this body one side, and this body opposite side is provided with the tank of a placement wire rod, and two ends, the left and right sides respectively are provided with a reference column on this drain pan, and a breach is respectively offered at these two ends, body top edge left and right sides; This loam cake comprises a body, two ora terminalis respectively are provided with the sidewall that a corresponding buckle connects this base side walls about this body one side, this body opposite side is provided with a tank of placing wire rod, and two breach are offered to two breach that should base in the two ends, the top edge left and right sides of this body; Couple together between the tank of this drain pan and the tank of this loam cake; This first terminal and this second terminal are installed in the end of two power lines respectively, respectively offer a location hole and a jack on it; This safety plate comprises one first pole, one second pole, a fuse, and the same end of this first pole and this second pole is respectively equipped with corresponding Plug Division of inserting in this two jack, and this fuse is connected between this first pole and this second pole.
The utlity model has following beneficial effect: in the utility model, two insulated wires are installed in the two ends, the left and right sides of this connection shell respectively, wherein separate with isolating bar, the first terminal can not directly be contacted with second terminal and conduct electricity, a safety plate that has a fuse is installed, two insulated wires are electrically conducted, but when electric current surpasses prescribed level, fuse is blown and cuts off the power supply, and prevents to damage electrical equipment, guarantees circuit safety.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the utility model device for protecting power supply circuit.
Fig. 2 is that the first terminal, second terminal of the utility model device for protecting power supply circuit is installed to the stereogram that connects on the shell.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 is the three-dimensional combination figure of the utility model device for protecting power supply circuit.
Embodiment
See also Fig. 1 to Fig. 4, a kind of device for protecting power supply circuit comprises that one connects shell 1, a first terminal 2, one second terminal 3 and a safety plate 4.
This connection shell 1 comprises a drain pan 12 and a loam cake 14 of the plastic material of insulation.
This drain pan 12 comprises a plate shaped body 122, and the respectively upwards vertical bending extension of two ora terminalis is provided with a sidewall 124 about a side of this body 122, offers a blocked hole 126 on each sidewall 124.The opposite side of this body 122 bending downwards earlier extension back upwards bending is extended and is provided with the tank 128 of the placement wire rod of a semicircle.The position, middle of this drain pan 12 is provided with an isolating bar 130, and this isolating bar 130 passes this body 122 and this tank 128.Respectively be provided with the reference column 132 of pair of parallel setting on this drain pan 12 in isolating bar 130 both sides.The breach (not label) of a rectangle is respectively offered at the two ends, the top edge left and right sides of this body 122 in isolating bar 130 both sides.
This loam cake 14 comprises a plate shaped body 142, the respectively upwards vertical bending of two ora terminalis is extended and is provided with a sidewall 144 corresponding to the sidewall 124 of this drain pan 12 about one side of this body 142, close together between the two when this sidewall 144 is inserted in this sidewall 124 sticks together basically.Offer the fixture block 146 of the blocked hole 126 of this drain pan 12 of corresponding buckle on each sidewall 144.The opposite side of this body 142 bending downwards earlier extension back upwards bending is extended and is provided with the tank 148 of the placement wire rod of a semicircle.The position, middle of this loam cake 14 is provided with an isolating bar 150 to isolating bar 130 that should drain pan 12, and this isolating bar 150 passes this body 142 and this tank 148.The breach (not label) of two rectangles is offered at the two ends, the top edge left and right sides of this body 142 to two breach that should base 12 in isolating bar 150 both sides.
Be provided with 5 dowels 154 between the edge of the edge of the tank 128 of this drain pan 12 and the tank 148 of this loam cake 14, these dowels 154 couple together this drain pan 12 and loam cake 14.
This loam cake 14 can be renovated on this drain pan 12, these two side 144 correspondences are inserted into 124 inboards, two side of this drain pan 12, close together between the two, this two fixture block 146 correspondence respectively snaps onto in this two blocked hole 126, and, have elasticity, so after this fixture block 146 snaps in because this sidewall 144 and sidewall 124 are plastic materials, this loam cake 14 is connected tighter with drain pan 12, be not easy slippage.After this loam cake 14 and drain pan 12 clampings were got up, the tank 128 of this drain pan 12 and the tank 148 of this loam cake 14 were spliced into the storage tank (not label) of a circular cross-section, so power line just can penetrate in this connection shell 1 from this storage tank.The breach of the breach of this loam cake 14 and this drain pan 12 is spliced into a through hole 156.
This first terminal 2 is installed in the end of one first power line 5, offers a location hole 22 in the middle of it, and its a top correspondence wherein through hole 156 offers a jack 24.
This second terminal 3 is installed in the end of a second source line 6, offers a location hole 32 in the middle of it, and corresponding another through hole 156 in its top offers a jack 34.
This safety plate 4 comprises transparent shell 42, one first pole 44, one second pole 46, a fuse 48 of a plastic material.
The same end of this first pole 44 and this second pole 46 is respectively equipped with a Plug Division 442.
This fuse 48 is connected between this first pole 44 and this second pole 46.
This first pole 44 and second pole 46 are installed in the two ends in this shell 42 respectively, and stretch out outside this shell 42 this two Plug Division 442.
During installation, this first terminal 2 and second terminal 3 are connected to the end of this first power line 5 and second source line 6; Then this first terminal 2 is placed in this drain pan 12, reference column 132 correspondences on the left side of this drain pan 12 are snapped in the location hole 22 of this first terminal 2, first power line 5 is drawn from the left end of the tank 128 of this drain pan 12, this second terminal 3 is placed in this drain pan 12, reference column 132 correspondences on the right of this drain pan 12 are snapped in the location hole 32 of this second terminal 3, and second source line 6 is drawn from the right-hand member of the tank 128 of this drain pan 12; Then, this loam cake 14 turned over cover on this drain pan 1, and with corresponding respectively the snapping onto in two blocked holes 126 of this drain pan 12 of two fixture blocks 146 of this loam cake 14, and this first terminal 2 and second terminal 3 are fastened in this connection shell 1; Then this safety plate 4 is inserted on this connection shell 1, after making two Plug Divisions 442 of this first pole 44 and this second pole 46 pass the through hole 156 that this loam cake 14 and drain pan 12 be spliced into respectively, further be plugged in the jack 34 of the jack 24 of this first terminal 2 and second terminal 3, thereby make this first insulated wire 5 and second insulated wire, 6 electrical communication, when electric current is excessive, fuse 48 is blown, and therefore outage has prevented that excessive electric current from having damaged electrical equipment.
In the utility model, first insulated wire 5 is installed in the two ends, the left and right sides that this is connected shell 1 respectively with second insulated wire 6, wherein separate with isolating bar 130 and isolating bar 150, the first terminal 2 can not directly be contacted with second terminal 3 and conduct electricity, a safety plate 4 that has a fuse 48 is installed, first insulated wire 5 and second insulated wire 6 are electrically conducted, but when electric current surpasses prescribed level, fuse 48 is blown and cuts off the power supply, and prevents to damage electrical equipment, guarantees circuit safety.
Claims (10)
1. device for protecting power supply circuit is characterized in that: it comprises that one connects shell, a first terminal, one second terminal and a safety plate,
This connection shell comprises a drain pan and a loam cake;
This drain pan comprises a body, and two ora terminalis respectively are provided with a sidewall about this body one side, and this body opposite side is provided with the tank of a placement wire rod, and two ends, the left and right sides respectively are provided with a reference column on this drain pan, and a breach is respectively offered at these two ends, body top edge left and right sides;
This loam cake comprises a body, two ora terminalis respectively are provided with the sidewall that a corresponding buckle connects this base side walls about this body one side, this body opposite side is provided with a tank of placing wire rod, and two breach are offered to two breach that should base in the two ends, the top edge left and right sides of this body;
Couple together between the tank of this drain pan and the tank of this loam cake;
This first terminal and this second terminal are installed in the end of two power lines respectively, respectively offer a location hole and a jack on it;
This safety plate comprises one first pole, one second pole, a fuse, and the same end of this first pole and this second pole is respectively equipped with corresponding Plug Division of inserting in this two jack, and this fuse is connected between this first pole and this second pole.
2. device for protecting power supply circuit according to claim 1 is characterized in that: the position, middle of this drain pan is provided with an isolating bar, and this isolating bar passes this body and this tank.
3. device for protecting power supply circuit according to claim 2 is characterized in that: this reference column is located at the isolating bar both sides, and this breach is located at the isolating bar both sides.
4. device for protecting power supply circuit according to claim 2 is characterized in that: the position, middle of this loam cake is provided with an isolating bar to isolating bar that should drain pan, and this isolating bar passes this body and this tank.
5. device for protecting power supply circuit according to claim 1 is characterized in that: be provided with dowel between the edge of the edge of the tank of this drain pan and the tank of this loam cake, this drain pan and loam cake are coupled together.
6. device for protecting power supply circuit according to claim 1 is characterized in that: the tank of this drain pan and the tank of this loam cake are spliced into the storage tank of a circular cross-section.
7. device for protecting power supply circuit according to claim 1 is characterized in that: the breach of this loam cake and the breach of this drain pan are spliced into a through hole, and this through hole is to should jack.
8. device for protecting power supply circuit according to claim 1 is characterized in that: offer a blocked hole on each sidewall of this drain pan, establish the fixture block of the blocked hole of corresponding this drain pan of buckle on each sidewall of this loam cake.
9. device for protecting power supply circuit according to claim 1 is characterized in that: offer a blocked hole on each sidewall of this loam cake, establish the fixture block of the blocked hole of corresponding this loam cake of buckle on each sidewall of this drain pan.
10. device for protecting power supply circuit according to claim 1 is characterized in that: this safety plate comprises a shell, and this first pole and second pole are installed in the two ends in this shell respectively, and stretch out outside this shell this two Plug Division.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200136638U CN201041800Y (en) | 2006-04-24 | 2006-04-24 | Power circuit protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200136638U CN201041800Y (en) | 2006-04-24 | 2006-04-24 | Power circuit protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201041800Y true CN201041800Y (en) | 2008-03-26 |
Family
ID=39253514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200136638U Expired - Lifetime CN201041800Y (en) | 2006-04-24 | 2006-04-24 | Power circuit protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201041800Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101969013A (en) * | 2009-07-27 | 2011-02-09 | 李尔公司 | Electrical connector housing |
| CN102539857A (en) * | 2012-01-04 | 2012-07-04 | 吕纪文 | Electricity utilization information acquisition device and casing thereof |
| CN103222025A (en) * | 2011-01-28 | 2013-07-24 | 矢崎总业株式会社 | Fuse securing structure for power source circuit cutoff device |
-
2006
- 2006-04-24 CN CNU2006200136638U patent/CN201041800Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101969013A (en) * | 2009-07-27 | 2011-02-09 | 李尔公司 | Electrical connector housing |
| CN101969013B (en) * | 2009-07-27 | 2014-03-12 | 李尔公司 | Electrical connector housing |
| CN103222025A (en) * | 2011-01-28 | 2013-07-24 | 矢崎总业株式会社 | Fuse securing structure for power source circuit cutoff device |
| CN103222025B (en) * | 2011-01-28 | 2015-09-30 | 矢崎总业株式会社 | For the fuse fixed structure of power source circuit breaker |
| US9484170B2 (en) | 2011-01-28 | 2016-11-01 | Yazaki Corporation | Fuse securing structure for power source circuit cutoff device |
| CN102539857A (en) * | 2012-01-04 | 2012-07-04 | 吕纪文 | Electricity utilization information acquisition device and casing thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUIZHOU TAIJI ELECTRONIC INDUSTRIAL CO., LTD. Free format text: FORMER OWNER: DONGGUAN TAIJI ELECTRONIC CO., LTD. Effective date: 20080627 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080627 Address after: Garden Town, Boluo County, Huizhou City, Guangdong Province, Changshou Road 516000, China Patentee after: Huizhou Taiji Electronic Industrial Co., Ltd. Address before: Southwest second industrial zone, Dongfeng North Road, Shijie Town, Guangdong City, Dongguan Province, China: 523000 Patentee before: Dongguan Taiji Electronic Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080326 |
|
| EXPY | Termination of patent right or utility model |