CN213816047U - High-voltage fuse trigger device for new energy automobile - Google Patents
High-voltage fuse trigger device for new energy automobile Download PDFInfo
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- CN213816047U CN213816047U CN202121328647.9U CN202121328647U CN213816047U CN 213816047 U CN213816047 U CN 213816047U CN 202121328647 U CN202121328647 U CN 202121328647U CN 213816047 U CN213816047 U CN 213816047U
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Abstract
The utility model relates to a fuse technical field just discloses a high-voltage fuse trigger device for new energy automobile, including ceramic tube, first end cap and second end cap cup joint respectively at the both ends of ceramic tube, first link of fixedly connected with and second link on first end cap and the second end cap respectively, be provided with first insurance mechanism, second insurance mechanism and third insurance mechanism in the ceramic tube. The utility model discloses in, through the design of first safety mechanism, after the permanent fusing of second fuse, this fuse will be pulled out to the insulating pulling-on piece, and this fuse can insert first safety mechanism this moment, and the first connection piece of electric current accessible, first shell fragment, first fuse and second shell fragment conduct, make this fuse can reach used repeatedly's effect, have effectively improved the life of fuse to it is troublesome to have reduced unnecessary.
Description
Technical Field
The utility model relates to a fuse technical field specifically is a high-voltage fuse trigger device for new energy automobile.
Background
The fuse is an electric appliance which fuses a melt by heat generated by itself to open a circuit when a current exceeds a predetermined value. The fuse melts the melt by the heat generated by the fuse after the current exceeds a specified value for a period of time, so as to cut off the circuit; a current protector is made by applying the principle. The fuse is widely applied to high and low voltage distribution systems, control systems and electric equipment, and is one of the most commonly applied protection devices as a short circuit and overcurrent protector.
The high-voltage fuse for most existing new energy automobiles has certain defects when being used, after the fuse inside the fuse is burnt off, the fuse is scrapped, namely the fuse needing to be disassembled and replaced is mostly disposable, and certain inconvenience and trouble are caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-voltage fuse trigger device for new energy automobile possesses the beneficial effect that improves fuse life, has solved and has mentioned among the above-mentioned background art that there is certain defect at the high-voltage fuse trigger device for current most new energy automobile when using, and after the fuse of fuse inside burns off, the fuse is scrapped promptly, need dismantle more new fuse promptly, and most be disposable, has caused certain inconvenience and troublesome problem.
The utility model provides a following technical scheme: a high-voltage fuse triggering device for a new energy automobile comprises a porcelain tube, a first end cap and a second end cap, wherein the first end cap and the second end cap are respectively sleeved at two ends of the porcelain tube, a first connecting end and a second connecting end are respectively and fixedly connected to the first end cap and the second end cap, and a first safety mechanism, a second safety mechanism and a third safety mechanism are arranged in the porcelain tube;
a first connecting piece is fixedly connected between the second safety mechanism and the first end cap, a second connecting piece is fixedly connected between the second safety mechanism and the second end cap, the first connecting end is electrically connected with the second safety mechanism through the first connecting piece, and the second connecting end is electrically connected with the second safety mechanism through the second connecting piece;
the first safety mechanism comprises but is not limited to a first elastic sheet and a second elastic sheet, the first connecting end can be electrically connected with the first safety mechanism through a first connecting sheet and the first elastic sheet, and the second connecting end can be electrically connected with the first safety mechanism through a second connecting sheet and the second elastic sheet;
and an insulating pull piece is arranged among the first insurance mechanism, the first connecting piece and the second connecting piece, and the insulating pull piece can be used for blocking the electric connection among the first insurance mechanism, the first connecting piece and the second connecting piece.
As a new energy automobile is with a high-voltage fuse trigger device's an alternative, wherein: the second fuse mechanism further comprises a first fixing frame and a second fixing frame, the first fixing frame and the second fixing frame are fixedly connected with the porcelain tube, a second fuse is fixedly connected between the first fixing frame and the second fixing frame, and the first connecting piece and the second connecting piece are electrically connected with two ends of the second fuse respectively.
As a new energy automobile is with a high-voltage fuse trigger device's an alternative, wherein: the first safety mechanism further comprises a first fixing seat and a second fixing seat, the first fixing seat and the second fixing seat are fixedly connected with the porcelain tube, the first elastic sheet is fixedly connected with the first fixing seat, the second elastic sheet is fixedly connected with the second fixing seat, a first fuse is fixedly connected between the first fixing seat and the second fixing seat, and the first elastic sheet and the second elastic sheet are electrically connected with two ends of the first fuse respectively.
As a new energy automobile is with a high-voltage fuse trigger device's an alternative, wherein: first drawing openings are formed in the surfaces of the first end cap and the second end cap, and two ends of the insulating pull piece extend to the outside through the two first drawing openings respectively.
As a new energy automobile is with a high-voltage fuse trigger device's an alternative, wherein: the third safety mechanism is also provided with a first fixed seat, a second fixed seat, a first elastic sheet and a second elastic sheet which have the same structure as the first safety mechanism, and a third fuse is arranged between the first fixed seat and the second fixed seat.
As a new energy automobile is with a high-voltage fuse trigger device's an alternative, wherein: an insulating pull piece is also arranged between the third safety mechanism and the second safety mechanism, second pull openings are further formed in the surfaces of the first end cap and the second end cap, and two ends of the insulating pull piece extend to the outside through the two second pull openings respectively.
The utility model discloses possess following beneficial effect:
1. this high-voltage fuse trigger device for new energy automobile through the design of first safety mechanism, after the permanent fusing of second fuse, will insulate the pulling-on piece and pull out this fuse, and this fuse can insert first safety mechanism this moment, and electric current accessible first connection piece, first shell fragment, first fuse and second shell fragment conduct, make this fuse can reach used repeatedly's effect, have effectively improved the life of fuse to it is troublesome to have reduced unnecessary.
2. This high-voltage fuse trigger device for new energy automobile through the design of second safety mechanism, after first fuse is permanent fusing, can also stimulate another insulating pulling-on piece, with insulating pulling-on piece and this fuse separation, this fuse this moment can insert third safety mechanism for this fuse can further reach used repeatedly's effect, can further improve the life of fuse.
Drawings
Fig. 1 is a perspective view of the high-voltage fuse trigger device for a new energy automobile provided by the utility model.
Fig. 2 is the utility model provides a high-voltage fuse trigger device's for new energy automobile structural schematic.
Fig. 3 is a top cross-sectional view of the high-voltage fuse trigger device for the new energy vehicle provided by the utility model.
In the figure: 1. a porcelain tube; 2. a first safety mechanism; 21. a first spring plate; 22. a first fixed seat; 23. a first fuse; 24. a second fixed seat; 25. a second elastic sheet; 3. a first end cap; 4. an insulating tab; 5. a first pull opening; 6. a first connection end; 7. a first connecting piece; 8. a second pull opening; 9. a second safety mechanism; 91. a first fixing frame; 92. a second fuse; 93. a second fixing frame; 10. a third safety mechanism; 101. a third fuse; 11. a second connecting sheet; 12. a second connection end; 13. a second end cap.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-3, a high-voltage fuse triggering device for a new energy automobile includes a porcelain tube 1, a first end cap 3 and a second end cap 13, wherein the first end cap 3 and the second end cap 13 are respectively sleeved at two ends of the porcelain tube 1, the first end cap 3 and the second end cap 13 are respectively and fixedly connected with a first connecting end 6 and a second connecting end 12, and a first safety mechanism 2, a second safety mechanism 9 and a third safety mechanism 10 are arranged in the porcelain tube 1;
a first connecting piece 7 is fixedly connected between the second safety mechanism 9 and the first end cap 3, a second connecting piece 11 is fixedly connected between the second safety mechanism 9 and the second end cap 13, the first connecting end 6 is electrically connected with the second safety mechanism 9 through the first connecting piece 7, and the second connecting end 12 is electrically connected with the second safety mechanism 9 through the second connecting piece 11;
the first safety mechanism 2 includes, but is not limited to, a first elastic sheet 21 and a second elastic sheet 25, the first connection end 6 can be electrically connected to the first safety mechanism 2 through the first connection sheet 7 and the first elastic sheet 21, and the second connection end 12 can be electrically connected to the first safety mechanism 2 through the second connection sheet 11 and the second elastic sheet 25;
an insulating pull tab 4 is arranged among the first safety mechanism 2, the first connecting piece 7 and the second connecting piece 11, and the insulating pull tab 4 can be used for blocking the electric connection between the first safety mechanism 2 and the first connecting piece 7 and the second connecting piece 11.
When the fuse is installed, the first connecting end 6 and the second connecting end 12 are electrically connected with a power supply and an input end respectively, at the moment, current can be conducted to the first connecting piece 7 through the first connecting end 6, the first connecting piece 7 conducts the current to the second connecting piece 11 through the second safety mechanism 9, and the second connecting piece 11 conducts the current to the input end through the second connecting end 12;
when the second safety mechanism 9 is fused due to overlarge rated current, the insulating pull tab 4 is separated from the first safety mechanism 2, the first connecting piece 7 and the second connecting piece 11, at the moment, the first elastic piece 21 and the second elastic piece 25 are respectively contacted with the first connecting piece 7 and the second connecting piece 11, so that the current can be conducted to the first connecting piece 7 through the first connecting end 6, the first connecting piece 7 is conducted to the first safety mechanism 2 through the first elastic piece 21, the first safety mechanism 2 conducts the current to the second connecting piece 11 through the second elastic piece 25, and the second connecting piece 11 is conducted to the input end through the second connecting end 12, so that the reusable effect of the fuse is achieved.
Example 2
In this embodiment, an improvement is made on the basis of embodiment 1, and specifically, with reference to fig. 1 to 3, the second fuse mechanism 9 further includes a first fixing frame 91 and a second fixing frame 93, both the first fixing frame 91 and the second fixing frame 93 are fixedly connected to the porcelain tube 1, a second fuse 92 is fixedly connected between the first fixing frame 91 and the second fixing frame 93, and the first connecting piece 7 and the second connecting piece 11 are respectively electrically connected to two ends of the second fuse 92.
When the second fuse mechanism 9 conducts current, the first connecting piece 7 conducts the current to the second fuse 92, then the second fuse 92 conducts the current to the second connecting piece 11, and when the second fuse mechanism 9 is fused due to overlarge rated current, the second fuse 92 is fused permanently, so that the power supply is cut off.
Example 3
The embodiment is an improvement made on the basis of embodiment 2, and specifically, with reference to fig. 1-2, the first safety mechanism 2 further includes a first fixing seat 22 and a second fixing seat 24, both the first fixing seat 22 and the second fixing seat 24 are fixedly connected to the porcelain tube 1, the first elastic sheet 21 is fixedly connected to the first fixing seat 22, the second elastic sheet 25 is fixedly connected to the second fixing seat 24, the first fuse 23 is fixedly connected between the first fixing seat 22 and the second fixing seat 24, and the first elastic sheet 21 and the second elastic sheet 25 are electrically connected to two ends of the first fuse 23 respectively.
After the second fuse 92 is permanently fused, the insulation pull tab 4 is separated from the first safety mechanism 2, the first connecting piece 7 and the second connecting piece 11, current can be conducted to the first elastic piece 21 through the first connecting piece 7, then conducted to the second elastic piece 25 through the first fuse 23 by the first elastic piece 21, the second elastic piece 25 can conduct the current to the second connecting piece 11, the effect of repeated use is achieved, when the first safety mechanism 2 is fused due to overlarge rated current, the first fuse 23 is permanently fused, and the power supply is cut off again.
Example 4
The present embodiment is an improvement made on the basis of embodiment 3, and specifically, with reference to fig. 1 to 3, first pull openings 5 are formed on the surfaces of the first end cap 3 and the second end cap 13, and both ends of the insulating pull tab 4 extend to the outside through the two first pull openings 5.
When the insulation tab 4 is separated from the first safety mechanism 2, the first connecting piece 7 and the second connecting piece 11, the insulation tab 4 can be completely separated from the first opening 5 by pulling one end of the insulation tab 4, and the fuse can be connected to the first safety mechanism 2.
Example 5
The present embodiment is an improvement made on the basis of embodiment 4, and specifically, with reference to fig. 1-2, the third safety mechanism 10 is also provided with a first fixing seat 22, a second fixing seat 24, a first elastic sheet 21 and a second elastic sheet 25 which have the same structure as the first safety mechanism 2, and a third fuse 101 is arranged between the first fixing seat 22 and the second fixing seat 24.
Further, an insulating pull tab 4 is also arranged between the third safety mechanism 10 and the second safety mechanism 9, a second pull opening 8 is further formed in the surfaces of the first end cap 3 and the second end cap 13, and two ends of the insulating pull tab 4 extend to the outside through the two second pull openings 8 respectively.
After the first fuse 23 is permanently fused, the insulating pull tab 4 and the second pull opening 8 can be separated by pulling the other insulating pull tab 4, at this time, the fuse can be connected to the third fuse mechanism 10, and when the third fuse mechanism 10 is fused due to the overlarge rated current, the third fuse 101 is permanently fused, and at this time, the fuse can be replaced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a high-voltage fuse trigger device for new energy automobile, includes porcelain tube (1), first end cap (3) and second end cap (13), its characterized in that: the first end cap (3) and the second end cap (13) are respectively sleeved at two ends of the porcelain tube (1), the first connecting end (6) and the second connecting end (12) are respectively and fixedly connected to the first end cap (3) and the second end cap (13), and a first safety mechanism (2), a second safety mechanism (9) and a third safety mechanism (10) are arranged in the porcelain tube (1);
the safety mechanism is characterized in that a first connecting piece (7) is fixedly connected between the second safety mechanism (9) and the first end cap (3), a second connecting piece (11) is fixedly connected between the second safety mechanism (9) and the second end cap (13), the first connecting end (6) is electrically connected with the second safety mechanism (9) through the first connecting piece (7), and the second connecting end (12) is electrically connected with the second safety mechanism (9) through the second connecting piece (11).
2. The high-voltage fuse triggering device for the new energy automobile according to claim 1, characterized in that: the first safety mechanism (2) comprises but is not limited to a first elastic sheet (21) and a second elastic sheet (25), the first connecting end (6) can be electrically connected with the first safety mechanism (2) through a first connecting sheet (7) and the first elastic sheet (21), and the second connecting end (12) can be electrically connected with the first safety mechanism (2) through a second connecting sheet (11) and the second elastic sheet (25);
an insulating pull sheet (4) is arranged among the first insurance mechanism (2), the first connecting sheet (7) and the second connecting sheet (11), and the insulating pull sheet (4) can be used for blocking the electric connection among the first insurance mechanism (2), the first connecting sheet (7) and the second connecting sheet (11).
3. The high-voltage fuse triggering device for the new energy automobile according to claim 2, characterized in that: the second fuse mechanism (9) further comprises a first fixing frame (91) and a second fixing frame (93), the first fixing frame (91) and the second fixing frame (93) are fixedly connected with the porcelain tube (1), a second fuse (92) is fixedly connected between the first fixing frame (91) and the second fixing frame (93), and the first connecting piece (7) and the second connecting piece (11) are electrically connected with two ends of the second fuse (92) respectively.
4. The high-voltage fuse triggering device for the new energy automobile according to claim 3, characterized in that: the first fuse mechanism (2) further comprises a first fixing seat (22) and a second fixing seat (24), the first fixing seat (22) and the second fixing seat (24) are fixedly connected with the porcelain tube (1), the first elastic sheet (21) is fixedly connected with the first fixing seat (22), the second elastic sheet (25) is fixedly connected with the second fixing seat (24), a first fuse (23) is fixedly connected between the first fixing seat (22) and the second fixing seat (24), and the first elastic sheet (21) and the second elastic sheet (25) are electrically connected with two ends of the first fuse (23) respectively.
5. The high-voltage fuse triggering device for the new energy automobile according to claim 2, characterized in that: first drawing mouth (5) have all been seted up on the surface of first end cap (3) and second end cap (13), the both ends of insulating pulling-on piece (4) are respectively through two first drawing mouths (5) extend to the outside.
6. The high-voltage fuse triggering device for the new energy automobile according to claim 2, characterized in that: the third safety mechanism (10) is also provided with a first fixed seat (22), a second fixed seat (24), a first elastic sheet (21) and a second elastic sheet (25) which have the same structure as the first safety mechanism (2), and a third fuse (101) is arranged between the first fixed seat (22) and the second fixed seat (24).
7. The high-voltage fuse triggering device for the new energy automobile according to claim 6, characterized in that: an insulating pull sheet (4) is also arranged between the third safety mechanism (10) and the second safety mechanism (9), a second pull opening (8) is further formed in the surfaces of the first end cap (3) and the second end cap (13), and two ends of the insulating pull sheet (4) extend to the outside through the two second pull openings (8) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121328647.9U CN213816047U (en) | 2021-06-16 | 2021-06-16 | High-voltage fuse trigger device for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121328647.9U CN213816047U (en) | 2021-06-16 | 2021-06-16 | High-voltage fuse trigger device for new energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213816047U true CN213816047U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121328647.9U Active CN213816047U (en) | 2021-06-16 | 2021-06-16 | High-voltage fuse trigger device for new energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213816047U (en) |
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2021
- 2021-06-16 CN CN202121328647.9U patent/CN213816047U/en active Active
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