CN209461403U - A kind of Novel fuse of high security - Google Patents
A kind of Novel fuse of high security Download PDFInfo
- Publication number
- CN209461403U CN209461403U CN201920149944.3U CN201920149944U CN209461403U CN 209461403 U CN209461403 U CN 209461403U CN 201920149944 U CN201920149944 U CN 201920149944U CN 209461403 U CN209461403 U CN 209461403U
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- China
- Prior art keywords
- bottom case
- fuse
- top shell
- wall
- high security
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Abstract
The utility model provides a kind of Novel fuse of high security, it is related to fuse field, the Novel fuse of the high security, including top shell and bottom case, the side wall of the top shell and bottom case and be located at place close to each other be mounted on magnetic sheet, and two magnetic sheets it is close to each other side magnetic direction it is opposite, the inner wall of the top shell and bottom case is coated with fireprotection layer, the both ends of the bottom case are plugged with pin, one of them described pin extends to the inside of bottom case and is connected with contact tube, another described pin extends to the inside of bottom case and is connected with resistance wire, the Novel fuse of the high security, the top shell and bottom case of setting close fuse, by fuse and extraneous seal isolation, make only have very little oxygen in top shell and bottom case, it avoids the fuse of fusing from contacting with combustibles and causes fire, fireprotection layer further improves anti-flammability, if The magnetic sheet set makes top shell and bottom case is close to each other can be connected together, and facilitates and repairs device opening.
Description
Technical field
The utility model relates to fuse technologies field, specially a kind of Novel fuse of high security.
Background technique
It is widely used various electronics and electric equipment products in people's lives, this kind of product in use often can be by
Lead to short circuit in reasons such as overcurrent, overheats and circuit made to be damaged, and influence the normal use of product, in order to prevent because
The inrush current that generates when powering on, internal temperature rise and lasting overcurrent etc. and occurrence of equipment failure, in circuit
Power input setting protection device carry out protection power source circuit, in general, it will usually by Thermal Cutoffs conducting wire and electricity
Resistance series connection forms protection circuit, develops now with electrical equipment toward microminaturization, integrated function is more and more, and structure is also got over
Come more complicated, and the part needed is also more and more, and route on circuit board and electronic component are also more and more intensive, then circuit
The route of substrate is intended to miniaturize, and the following electronic component must also be miniaturized, the volume mistake of above-mentioned protection circuit
Greatly, it has been unable to satisfy requirement, application No. is the composite multi-functional fuses of CN201721309448.7, though it solves
Problem is stated, but safety is bad, and the fuse of damage is replaced in inconvenience.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of Novel fuse of high security, solves pair
It is more bad than file security, and the inconvenient the problem of fuse of damage is replaced.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of high security it is novel
The side wall of fuse, including top shell and bottom case, the top shell and bottom case and be located at place close to each other be mounted on magnetic sheet, and two
Magnetic sheet side magnetic direction close to each other is on the contrary, the inner wall of the top shell and bottom case is coated with fireprotection layer, and the two of the bottom case
End is plugged with pin, one of them described pin extends to the inside of bottom case and is connected with contact tube, another described pin
It extends to the inside of bottom case and is connected with resistance wire, the other end of the resistance wire is connected with another contact tube, two conductions
It manages one end close to each other and offers side channel, the inner wall of the side channel is provided with fuse, the inside of the bottom case and is located at
The bottom of contact tube is equipped with fixed plate, and the inside of the fixed plate is plugged with fixed link, and the bottom of fixed link and bottom case
The connection of inner wall bottom, the outer wall of the fixed link are socketed with insulator, and the bottom of the insulator is equipped with bottom plate, the insulator it is outer
Wall and spring is socketed between bottom plate and fixed plate, the top side wall of the insulator is connected with pressing plate.
Preferably, top frame is connected at the top of the bottom case, the bottom of the top shell offers card compatible with top frame
Slot.
Preferably, the bottom of the pressing plate and the top of fixed plate are bonded with contact porcelain plate, and two contact porcelain plate phases
Mutually close side is provided with hair side.
Preferably, handle is connected at the top of the pressing plate, and handle is T shape.
Preferably, the edges and corners of the top shell and bottom case are provided with knuckle, and the outer wall of knuckle is round and smooth.
(3) beneficial effect
The utility model provides a kind of Novel fuse of high security.Have it is following the utility model has the advantages that
1, the Novel fuse of the high security, the top shell and bottom case of setting close fuse, by fuse and the external world
Seal isolation makes oxygen only few in top shell and bottom case, avoids the fuse of fusing from contacting with combustibles and causes fire, prevents
Fire bed further improves anti-flammability, and more preferably, the magnetic sheet of setting makes top shell and bottom case is close to each other is attached to one for safety
It rises, facilitates and repair device opening.
2, the Novel fuse of the high security, inside the side channel of the both ends insertion contact tube of fuse, insulator is in bullet
It being moved downward under the action of spring, band dynamic pressure plate clamps fuse, and the fixation of fuse can be completed, and it is simple to operate, with
Existing spot welding or roll is compared, fuse end bending more convenient to the replacement of fuse and clamping and contact tube
It comes into full contact with, ensure that the normal circulation of electric current.
Detailed description of the invention
Fig. 1 is the schematic internal view of the utility model bottom case；
Fig. 2 is the schematic diagram of the utility model appearance；
Fig. 3 is the schematic diagram of the utility model appearance.
In figure: 1 bottom case, 2 top shells, 3 pins, 4 magnetic sheets, 5 contact tubes, 6 side channels, 7 fuses, 8 top frames, 9 fixed links, 10 porcelain
Set, 11 bottom plates, 12 springs, 13 fixed plates, 14 pressing plates, 15 contact porcelain plates, 16 handles, 17 fireprotection layers, 18 resistance wires, 19 transition circles
Angle.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model embodiment provides a kind of Novel fuse of high security, as shown in Figure 1-3, include 2 He of top shell
Bottom case 1, top shell 2 and 1 contact surface of bottom case coincide, and facilitate its inner sealing, and the edges and corners of top shell 2 and bottom case 1 were provided with
Fillet 19 is crossed, and the outer wall of knuckle 19 is round and smooth, improve the mellow and full sense of outer wall, increased and touch comfort, top shell 2 and bottom case 1
Side wall and it is located at place close to each other and is mounted on magnetic sheet 4, and two magnetic sheets 4 side magnetic direction close to each other is on the contrary, bottom case 1
Top be connected with top frame 8, the bottom of top shell 2 offers card slot compatible with top frame 8, improves between top shell 2 and bottom case 1
Leakproofness, the inner wall of top shell 2 and bottom case 1 is coated with fireprotection layer 17, and the both ends of bottom case 1 are plugged with pin 3, one of them connects
Foot 3 extends to the inside of bottom case 1 and is connected with contact tube 5, another pin 3 extends to the inside of bottom case 1 and is connected with resistance
Silk 18, the other end of resistance wire 18 is connected with another contact tube 5, and two one end close to each other of contact tube 5 offer side
Slot 6, the inner wall of side channel 6 are provided with fuse 7, the inside of the bottom case 1 and bottom for being located at contact tube 5 is equipped with fixed plate 13, press
The bottom of plate 14 and the top of fixed plate 13 are bonded with contact porcelain plate 15, and two contact porcelain plate 15 sides close to each other are equal
It is provided with hair side, increases the contact friction force of contact porcelain plate 15 and fuse 7, the inside of fixed plate 13 is plugged with fixed link 9, and
The bottom of fixed link 9 is connect with the inner wall bottom of bottom case 1, and the outer wall of fixed link 9 is socketed with insulator 10, the bottom installation of insulator 10
There is a bottom plate 11, the outer wall of insulator 10 and is socketed with spring 12, the top side wall of insulator 10 between bottom plate 11 and fixed plate 13
Be connected with pressing plate 14, the top of pressing plate 14 is connected with handle 16, and handle 16 is T shape, the convenient promotion to pressing plate 14 into
Row control.
Working principle: top shell 2 and bottom case 1 close fuse 7, by fuse 7 and extraneous seal isolation, make 2 He of top shell
Only few oxygen in bottom case 1 avoids the fuse 7 of fusing from contacting with combustibles and causes fire, and fireprotection layer 17 further mentions
High anti-flammability, magnetic sheet 4 makes top shell 2 and bottom case 1 is close to each other can be connected together, by the both ends insertion conduction of fuse 7
Inside the side channel 6 of pipe 5, insulator 10 moves downward under the action of spring 12, and band dynamic pressure plate 14 clamps fuse 7, can be complete
At the fixation of fuse 7.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of Novel fuse of high security, which is characterized in that including top shell (2) and bottom case (1), the top shell (2) and
The side wall of bottom case (1) and it is located at place close to each other and is mounted on magnetic sheet (4), and the side magnetic field that two magnetic sheets (4) are close to each other
Contrary, the inner wall of the top shell (2) and bottom case (1) is coated with fireprotection layer (17), and the both ends of the bottom case (1) are plugged with
Pin (3), one of them described pin (3) extend to the inside of bottom case (1) and are connected with contact tube (5), connect described in another
Foot (3) extends to the inside of bottom case (1) and is connected with resistance wire (18), and the other end of the resistance wire (18) is connected with another
Contact tube (5), two contact tube (5) one end close to each other offer side channel (6), and the inner wall of the side channel (6) is provided with
Fuse (7), the inside of the bottom case (1) and the bottom for being located at contact tube (5) are equipped with fixed plate (13), the fixed plate
(13) inside is plugged with fixed link (9), and the bottom of fixed link (9) is connect with the inner wall bottom of bottom case (1), the fixed link
(9) outer wall is socketed with insulator (10), and the bottom of the insulator (10) is equipped with bottom plate (11), the outer wall of the insulator (10) and
It is socketed between bottom plate (11) and fixed plate (13) spring (12), the top side wall of the insulator (10) is connected with pressing plate
(14)。
2. a kind of Novel fuse of high security according to claim 1, it is characterised in that: the top of the bottom case (1)
Portion is connected with top frame (8), and the bottom of the top shell (2) offers and top frame (8) compatible card slot.
3. a kind of Novel fuse of high security according to claim 1, it is characterised in that: the bottom of the pressing plate (14)
The top of portion and fixed plate (13) is bonded with contact porcelain plate (15), and two contact porcelain plate (15) sides close to each other are all provided with
It is equipped with hair side.
4. a kind of Novel fuse of high security according to claim 1, it is characterised in that: the top of the pressing plate (14)
Portion is connected with handle (16), and handle (16) is T shape.
5. a kind of Novel fuse of high security according to claim 1, it is characterised in that: the top shell (2) and bottom
The edges and corners of shell (1) are provided with knuckle (19), and the outer wall of knuckle (19) is round and smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920149944.3U CN209461403U (en) | 2019-01-26 | 2019-01-26 | A kind of Novel fuse of high security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920149944.3U CN209461403U (en) | 2019-01-26 | 2019-01-26 | A kind of Novel fuse of high security |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209461403U true CN209461403U (en) | 2019-10-01 |
Family
ID=68046117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920149944.3U Active CN209461403U (en) | 2019-01-26 | 2019-01-26 | A kind of Novel fuse of high security |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209461403U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115243449A (en) * | 2021-04-23 | 2022-10-25 | 宝星智能科技(上海)有限公司 | PCB board carries fuse structure |
-
2019
- 2019-01-26 CN CN201920149944.3U patent/CN209461403U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115243449A (en) * | 2021-04-23 | 2022-10-25 | 宝星智能科技(上海)有限公司 | PCB board carries fuse structure |
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| GR01 | Patent grant |