CN218730781U

CN218730781U - Double-protection thermal protection device

Info

Publication number: CN218730781U
Application number: CN202223070746.9U
Authority: CN
Inventors: 朱胜亮; 赵祥宏; 苗荣
Original assignee: Jiangsu Yitong Control System Co ltd
Current assignee: Jiangsu Yitong Control System Co ltd
Priority date: 2022-11-20
Filing date: 2022-11-20
Publication date: 2023-03-24
Anticipated expiration: 2032-11-20

Abstract

The utility model relates to a thermal protection device technical field, and a duplicate protection thermal protection device is disclosed, the front side of protective housing is provided with wiring mechanism, protective housing's side is provided with fusing mechanism, fusing mechanism includes protective cover and protective fuse, protective fuse sets up in the inside of first cavity, protective cover sets up in protective fuse's outside, the inside of second cavity is provided with the thermal protector main part, this device is different from former device, adopt detachable fusing mechanism, through the fuse draw-in groove that protective housing one side was seted up, it is fixed to carry out the joint to protective fuse, after protective fuse melts down, can take off protective fuse fast and change, and convenient operation is swift, can accomplish the change operation to protective fuse fast, can realize the quick restoration intercommunication of circuit, can not influence people's normal power consumption, and need not change the device wholly, compare and have lower replacement cost in former device.

Description

Dual-protection thermal protection device

Technical Field

The utility model relates to a thermal protection device technical field specifically is a dual protection thermal protection device.

Background

Patent No. CN209183492U discloses a double protection thermal protection device, it is fixed with conducting pillar through conducting ring and insulating ring, make conducting pillar can support the copper post, and make the copper post screw up the back spacing through bar block portion and bellying, when the circuit trouble, an action disconnection circuit in fuse and the thermal protector, if the circuit trouble is obvious can solve fast, for example the consumer too much and make the circuit overload cause, only need reduce the consumer and can solve the problem this moment, this just needs quick recovery circuit circular telegram, if the fuse burns out, screw up the copper post hard and make this block portion set up the one end of recess break at the groove, the copper post supports the fuse short circuit with the conducting ring, so can put through the circuit fast, and the thermal protector still plays a role in the circuit, the circuit of interim switch-on is also safer, after people purchase new double protection thermal protection device again, will old change again old again can, hardly influence people's power consumption, the double protection thermal protection device that provides, draw this protector piece through first draw forth end and second during the use, the fuse is drawn forth the circuit in the circuit, can improve when the circuit and the thermal protector's action greatly, the thermal protector can be in the circuit with the thermal protector.

The double-protection thermal protection device has the following defects: although the device can improve the security performance of circuit, nevertheless after the fuse melts down, the device is used temporarily, but the fuse of its inside is fixed the setting, can't change alone it, if want to continue to use and need change its whole, and not only the replacement cost is higher, need reinstall the wiring to the protector moreover, and the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a duplicate protection thermal protection device to solve the original device that proposes in the above-mentioned background art and though can improve the security performance of circuit, nevertheless after the fuse melts down, the device is though can use temporarily, but the fuse in it is fixed setting, can't change alone to it, if want to continue to use and need change its whole, not only the replacement cost is higher, need install the wiring again to the protector in addition, the problem of operation ten minutes inconvenience.

In order to achieve the above object, the utility model provides a following technical scheme: a double-protection thermal protection device comprises a protection shell, wherein a wiring mechanism is arranged on the front side of the protection shell, and a fusing mechanism is arranged on the side surface of the protection shell;

the fuse-link constructs including protection cover plate and protection fuse, the inboard fixed baffle that is provided with of protective housing, the inboard of protection cover plate is divided into first cavity and second cavity through the baffle, the protection fuse sets up in the inside of first cavity, the protection cover plate sets up in the outside of protection fuse, the inside of second cavity is provided with the thermal protector main part, thermal protector main part fixing clip connects in the middle part of second cavity.

As preferred, the fuse draw-in groove has been seted up to one side of above-mentioned protective housing, the protection fuse blocks admittedly in the inboard of fuse draw-in groove, the apron draw-in groove has been seted up at the top that the side of protective housing is located the fuse draw-in groove, the protective cover integrated circuit board is connected in the inboard of apron draw-in groove.

Preferably, the top of the cover plate clamping groove is uniformly provided with fixing clamping holes, the bottom of the protective cover plate is fixedly connected with fixing clamping columns matched with the fixing clamping holes, the fixing clamping columns are clamped on the inner sides of the fixing clamping holes, and one side of the protective shell, which is located on the cover plate clamping groove, is provided with a semicircular notch.

Preferably, the wiring mechanism comprises a wiring column head and a copper column, the two wiring column heads are symmetrically arranged on the front side of the protective shell, the two wiring column heads are fixedly connected to the front side of the protective shell, and the copper column is fixedly connected to one side of the wiring column head.

As preferred, one side of the above-mentioned wiring column cap of one side is provided with the connecting copper line, the connecting copper line links to each other with the copper post electrical property, the wiring column cap is through connecting copper line electric connection in one side of protection fuse, the opposite side fixedly connected with connecting copper line of protection fuse, protection fuse is through connecting copper line electric connection in one side wiring end of heat protector main part, the opposite side the wiring column cap is through connecting copper line electric connection in the opposite side wiring end of heat protector main part.

The utility model adopts the above technical scheme to compare with prior art, have following technological effect:

this device is different from former device, adopts detachable fuse-link to construct, through the fuse draw-in groove that protective housing one side was seted up, it is fixed to carry out the joint to protective fuse, after protective fuse melts down, can take off protective fuse fast and change, convenient operation is swift, can accomplish the change operation to protective fuse fast, can realize the quick restoration intercommunication of circuit, can not influence people's normal power consumption to need not wholly change the device, compare and have lower replacement cost in former device.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the overall front side structure of the present invention;

fig. 2 is a schematic view of the overall side structure of the present invention;

FIG. 3 is a schematic view of the inner side structure of the fuse slot of the present invention;

FIG. 4 is a schematic diagram of a protective cover structure according to the present invention;

fig. 5 is a schematic view of the sectional structure of the protective casing of the present invention.

Description of reference numerals: 1. a protective housing; 2. a wiring mechanism; 3. a fusing mechanism; 4. a protective cover plate; 5. fixing the clamping column; 6. a cover plate clamping groove; 7. fixing the clamp hole; 8. a fuse card slot; 9. a wiring column cap; 10. a copper pillar; 11. a semicircular notch; 12. a protective fuse; 13. a partition plate; 14. a first cavity; 15. a second cavity; 16. connecting copper wires; 17. a thermal protector body.

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.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a thermal protection device of duplicate protection, includes protective housing 1, protective housing 1's front side is provided with wiring mechanism 2, and wiring mechanism 2 includes wiring column cap 9 and copper post 10, and two wiring column caps 9 are the symmetry form and set up in protective housing 1's front side, and two equal fixed connection in protective housing 1's front side of wiring column cap 9, copper post 10 fixed connection in one side of wiring column cap 9, copper post 10 are copper, have lower resistance and splendid electric conductivity.

One side of one side wiring column cap 9 is provided with connecting copper line 16, connecting copper line 16 links to each other with copper post 10 electrical property, wiring column cap 9 is through connecting copper line 16 electrical connection in one side of protective fuse 12, protective fuse 12's opposite side fixedly connected with connecting copper line 16, when producing instantaneous heavy current in the circuit, protective fuse 12 accessible meltdown breaks circuit, the realization is to the overcurrent protection with electrical apparatus and thermal protector main part 17, can improve the security of device, protective fuse 12 is through connecting copper line 16 electrical connection in thermal protector main part 17's one side wiring end, opposite side wiring column cap 9 is through connecting copper line 16 electrical connection in thermal protector main part 17's opposite side wiring end.

The inboard of protecting sheathing 1 is fixed and is provided with baffle 13, protecting sheathing 1 is the fire prevention high temperature resistant plastics, can protect for inside protective fuse 12 and thermal protector main part 17, the inboard of protective sheathing 4 is divided into first cavity 14 and second cavity 15 through baffle 13, the side of protecting sheathing 1 is provided with fusing mechanism 3, fusing mechanism 3 includes protective sheathing 4 and protective fuse 12, the inside of second cavity 15 is provided with thermal protector main part 17, the fixed joint of thermal protector main part 17 is in the middle part of second cavity 15, protective fuse 12 sets up in the inside of first cavity 14, fuse draw-in groove 8 has been seted up to one side of protecting sheathing 1, protective fuse 12 is fixed the joint in the inboard of fuse draw-in groove 8, adopt detachable fusing mechanism 3, after protective fuse 12 melts, can take off protective fuse 12 and change fast, convenient operation is swift, can accomplish the change operation to protective fuse 12 fast, cover plate draw-in groove 6 has been seted up at the top that the side of casing 1 is located protective fuse draw-in groove 8, protective sheathing 4 joint in the inboard of cover plate draw-in groove 6, adopt the joint structure to restore protective fuse 12, people's that can realize the quick change of protective fuse 12, the electric potential safety hazard once more, there is the problem that can not the normal use to have solved and can be the electric quick change once more.

Fixing card hole 7 has evenly been seted up at the top of apron draw-in groove 6, the bottom fixedly connected with of protective cover plate 4 and the fixing card post 5 of 7 looks adaptations of fixing card hole, 5 joints of fixing card post are in the inboard of fixing card hole 7, adopt joint fixed knot to construct, can accomplish the dismantlement to protective cover plate 4, semicircular notch 11 has been seted up to one side that protective housing 1's side is located apron draw-in groove 6, through the perk of 11 accessible semicircular notch, accomplish the dismantlement change to protective cover plate 4 fast.

Principle of operation or structure principle, in use, install the device in the upper portion of using electrical apparatus, when producing instantaneous heavy current in the circuit, protective fuse 12 accessible meltdown opens circuit, realize overcurrent protection to using electrical apparatus and thermal protector main part 17, can improve the security of device, when changing, only need open protective cover 4 to protective housing 1 side, can take off protective fuse 12 in fuse draw-in groove 8, the change operation to protective fuse 12 can be accomplished to the protective fuse 12 of more renewing, this device is different from former device, adopt detachable fuse-breaking mechanism 3, fuse draw-in groove 8 seted up through protective housing 1 one side, it is fixed to carry out the joint to protective fuse 12, after protective fuse 12 melts, can take off protective fuse 12 fast and change, convenient operation is swift, can accomplish the change operation to protective fuse 12 fast, can realize the quick restoration intercommunication of circuit, can not influence people's normal power consumption, and need not change the device wholly, compared with former device have lower change cost.

So far, the embodiments of the present invention have been described in detail with reference to the accompanying drawings. It is to be understood that the implementations not shown or described in the drawings or in the text of this specification are in a form known to those skilled in the art and are not described in detail. In addition, the above definitions of the components are not limited to the specific structures, shapes or manners mentioned in the embodiments, and those skilled in the art may easily modify or replace them.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A dual protection thermal protection device, comprising a protective casing (1), characterized in that: a wiring mechanism (2) is arranged on the front side of the protective shell (1), and a fusing mechanism (3) is arranged on the side surface of the protective shell (1);

fuse-link mechanism (3) are including protection apron (4) and protection fuse (12), the inboard of protective housing (1) is fixed to be provided with baffle (13), the inboard of protection apron (4) is divided into first cavity (14) and second cavity (15) through baffle (13), protection fuse (12) set up in the inside of first cavity (14), protection apron (4) set up in the outside of protection fuse (12), the inside of second cavity (15) is provided with hot protector main part (17), hot protector main part (17) fixed joint is in the middle part of second cavity (15).

2. A dual protection thermal protection device according to claim 1, wherein: fuse draw-in groove (8) have been seted up to one side of protective housing (1), protection fuse (12) block admittedly in the inboard of fuse draw-in groove (8), the top that the side of protective housing (1) is located fuse draw-in groove (8) has seted up apron draw-in groove (6), protective cover board (4) joint is in the inboard of apron draw-in groove (6).

3. A dual protection thermal protection device according to claim 2, wherein: fixing card hole (7) have evenly been seted up at the top of apron draw-in groove (6), the bottom fixedly connected with of protection apron (4) and fixing card post (5) of fixing card hole (7) looks adaptation, fixing card post (5) joint in the inboard of fixing card hole (7), semicircular notch (11) have been seted up to one side that the side of protective housing (1) is located apron draw-in groove (6).

4. A dual protection thermal protection device according to claim 1, wherein: wiring mechanism (2) are including wiring column cap (9) and copper post (10), two wiring column cap (9) are the symmetry form and set up in the front side of protective housing (1), two equal fixed connection in the front side of protective housing (1) of wiring column cap (9), copper post (10) fixed connection is in one side of wiring column cap (9).

5. A dual protection thermal protection device according to claim 4, wherein: one side of wiring column cap (9) is provided with connecting copper line (16), connecting copper line (16) links to each other with copper post (10) electrical property, wiring column cap (9) is through connecting copper line (16) electric connection in the one side of protection fuse (12), the opposite side fixedly connected with connecting copper line (16) of protection fuse (12), protection fuse (12) is through connecting copper line (16) electric connection in one side wiring end of thermal protector main part (17), the opposite side wiring column cap (9) is through connecting copper line (16) electric connection in the opposite side wiring end of thermal protector main part (17).