CN204289321U - A kind of new type fuse - Google Patents
A kind of new type fuse Download PDFInfo
- Publication number
- CN204289321U CN204289321U CN201520026453.1U CN201520026453U CN204289321U CN 204289321 U CN204289321 U CN 204289321U CN 201520026453 U CN201520026453 U CN 201520026453U CN 204289321 U CN204289321 U CN 204289321U
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- CN
- China
- Prior art keywords
- fuse
- fusion tube
- cover plate
- contact knife
- link
- 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 - Fee Related
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Abstract
The utility model discloses a kind of new type fuse, comprise fuse-link, the fusion tube be sheathed on outside fuse-link, described fuse-link comprises fuse piece and is connected to the contact knife at fuse piece two ends, described fusion tube two side seal is provided with cover plate, described contact knife runs through cover plate and is placed on outside fusion tube, described contact knife comprises the first noumenon and the second body, any one and fusion tube clamping in described the first noumenon and the second body.The technical problem that the utility model mainly solves is to provide a kind of new type fuse, its advantage be manufacturing procedure with assembling simple and fast, time saving and energy saving, assembling fuse-link and fusion tube in easily fix, finished product do not leave fuse piece pad in appearance.
Description
Technical field
The utility model relates to a kind of Protector for electric appliances, refers more particularly to a kind of fuse.
Background technology
Fuse; for general circuit overload and short-circuit protection; often be applied to the fields such as electric power, electronics, petrochemical industry, machinery, building, communication, metallurgy; application widely; become in electric equipment route protection and use maximum products; when electric current exceeds setting; the heat produced with itself makes a kind of electrical equipment of melt fusing, open circuit; protector as short circuit and overload current is widely used in high and low voltage electric distribution system, control system and power consumption equipment, so have market prospects widely in popularizing of fuse.Traditional fuse generally includes fusion tube, contact knife assembly, the quartz sand being positioned at fusion tube and fuse piece body, and the side of described fuse piece body is fixedly connected with contact knife assembly, and contact knife assembly comprises contact knife body and cover plate.
Traditional fuse is when assembling, fusion tube inside is electrical connection conducting, first by fuse piece while be welded on the contact knife assembly of side, then assemble, fusion tube is placed on outside fuse piece, make fuse piece run through fusion tube, and the side of fusion tube abuts with the cover plate in contact knife assembly, it is fastening that the outer rim being pulled to fusion tube opposite side then fuse piece not being fixed with contact knife assembly utilizes housing screw to carry out.After having assembled, then by fuse piece by spot welding, be fixed on other end contact knife assembly lateral surface, finally cut off unnecessary fuse piece, but leave fuse piece pad in appearance.So conventional fuse manufacturing procedure and assembling all pretty troublesome, and assembling fuse-link and fusion tube in be unfavorable for fixing, waste time and energy, and finished product can leave fuse piece pad in appearance, not too attractive in appearance.
Utility model content
For the deficiency that prior art exists, the technical problem that the utility model mainly solves is to provide a kind of new type fuse, and its advantage is manufacturing procedure and assembling simple and fast, time saving and energy saving, assembling fuse-link and fusion tube in easily fix, finished product do not leave fuse piece pad in appearance.
For achieving the above object, the utility model provides following technical scheme:
A kind of new type fuse, comprise fuse-link, the fusion tube be sheathed on outside fuse-link, described fuse-link comprises fuse piece and is connected to the contact knife at fuse piece two ends, described fusion tube two side seal is provided with cover plate, described contact knife runs through cover plate and is placed on outside fusion tube, described contact knife comprises the first noumenon and the second body, any one and fusion tube clamping in described the first noumenon and the second body.In described the first noumenon and the second body, any one is provided with Access Division, the side of described fusion tube be provided with Access Division is passed and can with the clamping end face of Access Division slippage clamping.
By adopting technique scheme, manufacturing procedure and assembling simple and fast, time saving and energy saving, easily fix when assembling fuse-link and fusion tube, relative to the Access Division clamping of the clamping end face made on fusion tube and contact knife, first have one preliminary fixing, and finished product do not leave fuse piece pad in appearance.
The utility model is set to further: the contact knife not arranging Access Division is fixedly connected with cover plate.Access Division is arranged at the first noumenon, and cover plate is fixedly connected on the second body.
By adopting technique scheme, make handling convenient.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the explosive view of the utility model fuse embodiment;
Fig. 2 is the utility model fuse number of assembling steps a;
Fig. 3 is the utility model fuse number of assembling steps b;
Fig. 4 is the structural representation of the first noumenon and cover plate in the utility model;
Fig. 5 is the structural representation of the second body and cover plate in the utility model;
Fig. 6 is the structural representation of fuse piece and contact knife in existing fuse;
Fig. 7 is existing fuse number of assembling steps figure c;
Fig. 8 is existing fuse number of assembling steps figure d;
Fig. 9 is that figure assembled by existing fuse;
Figure 10 is the A portion enlarged drawing in Fig. 9;
Figure 11 is the structural representation of existing contact knife.
Reference numeral: 1, fuse-link; 11, fuse piece; 12, contact knife; 121, the first noumenon; 122, the second body; 123, Access Division; 2, fusion tube; 21, clamping end face; 3, cover plate; 31, lines layer; 4, fuse piece pad; 5, contact chip; 6, indication component.
Embodiment
Referring to figs. 1 through Figure 11, the utility model embodiment is described further.
A kind of new type fuse, comprise fuse-link 1, the fusion tube 2 be sheathed on outside fuse-link 1, described fuse-link 1 comprises fuse piece 11 and is connected to the contact knife 12 at fuse piece 11 two ends, described fusion tube 2 liang of side seals are provided with cover plate 3, described contact knife 12 runs through cover plate 3 and is placed on outside fusion tube 2, described contact knife 12 comprises the first noumenon 121 and the second body 122, any one and fusion tube 2 clamping in described the first noumenon 121 and the second body 122.In described the first noumenon 121 and the second body 122, any one is provided with Access Division 123, the side of described fusion tube 2 be provided with make Access Division 123 through and can with the clamping end face 21 of Access Division 123 slippage clamping.
Such manufacturing procedure and assembling simple and fast, time saving and energy saving, easily fix when assembling fuse-link 1 and fusion tube 2, relative to Access Division 123 clamping of the clamping end face 21 made on fusion tube 2 with contact knife 12, first have one preliminary fixing, and finished product do not leave fuse piece pad 4 in appearance.
The contact knife 12 not arranging Access Division 123 is fixedly connected with cover plate 3.Make handling convenient like this.
Known with reference to Figure 11, the contact knife modular construction of traditional fuse-link is split-type structural, respectively by contact knife, cover plate 3 punch forming; Then, after these two parts being combined by the mode of mechanical riveting, recycling welding, by welding together of two kinds of part secure, to ensure good electrical conductance.
In addition, traditional contact knife and cover plate are made as an assembly by two kinds of different materials, adopt fine copper and brass to make respectively.Adding man-hour first by then welding after mechanical riveting, after completing, carrying out polishing and plate surface process again.So fuse manufacturing procedure, assembling are complicated, waste time and energy, and finished product can leave fuse piece pad in appearance, not only production cost is higher, and plating contaminated environment.
Original assembling process contact knife and cover plate are respectively after punching is processed, then welding after riveting combination, until part assemblies completion, rear outgoing plating processing, just can enter finished product assembling link.
With reference to the assembling process of the known conventional fuse of Fig. 6, Fig. 7, Fig. 8, Fig. 9.
First will weld the assembly of fuse piece, load in ceramic fusion tube, and lock with 3 pieces of tapping screws.Again two melts are flattened respectively to outside, with 3 pieces of tapping screw assembling other end contact knife assemblies, and lock, then by melt outside the second end two, be welded in outside outer cover plate, cut off unnecessary melt, finally fill with sand hole from product is reserved, by filling for quartz sand solid, full after, with sealing plug close fill with sand hole, completion.
With reference to the structural representation that Fig. 4 and Fig. 5 is contact knife 12 and cover plate 3 in the utility model.
And present fuse-link contact knife 12 and cover plate 3 structure are as shown in Figure 4, Figure 5, respectively by four independently unit form two groups of conduction fixed structures.
The first step: as shown in Figure 4, welds indication component 6 riveting of instruction silk on the cover plate 3 of indication end by point; As shown in Figure 5, by riveting contact chip 5 on the cover plate 3 of sealing plug end.
Second step: after being chosen according to rated current by fuse piece, welds with the first noumenon 121 and the second body 122.
3rd step: the contact knife assembled of having welded fuse piece is entered in fusion tube, then make the Access Division 123 on the first noumenon 121 and the clamping mutually of the clamping end face 21 on fusion tube 2.
4th step: the cover plate of indication end 3 pieces of tapping screws are fastened on fusion tube 2; The cover plate of other end sealing end is also fastened on fusion tube 2 by requirement assembling equally.
5th step: by mounted finished product, seals after final filling quartz sand.
The invention provides a kind of novel project organization, outer cover plate material changed in order to more environmental protection Novel aluminum alloy material easily simultaneously, after punching press completes, can directly use, and process without the need to re-plating, change the processing technology of product simultaneously, not only make the manufacturing procedure of product and time of getting the raw materials ready greatly reduce, and fuse qualification rate significantly rises, man efficiency promotes, and output also rises thereupon.Simultaneously; after project organization changes; new construction puts in place for the protection of melt very much; assembling process melt can not be lost; stable and the consistency of product internal resistance value there occurs a series of great change and lifting, and properties of product are more excellent, and the process-cycle is faster; can to reach the standard grade after punching press completes use, greatly to improve product competitiveness commercially.
Described cover plate 3 is provided with the lines layer 31 for preventing cover plate 3 surface from scratching, and described cover plate 3 adopts aluminum alloy materials to make.Directly make the lines layer 31 for preventing cover plate 3 surface from scratching in the surface pressure of cover plate 3 when compacting cover plate 3 like this, the effect preventing from scratching serves obvious effect.
Cover plate 3 by originally changing aluminum alloy materials using iron into as raw material, can make cover plate 3 temperature rise power consumption be minimized, thus the quality of fuse is improved.This kind of fuse belongs to a kind of low-voltage variation fast acting fuse, is square tube cutter-type fuse specifically.
Lines on lines layer 31 can be the chiasma type of X shape, or ring-dot type, can also be the lines such as bar shaped, waveform, prevent product from the process of workshop, producing scraping, affect the attractive in appearance of product.
1, original outer cover plate is brass material: change to aluminum alloy material now, light specific gravity, need not electroplate, can not produce pollution, more Environmental Safety.
2, original contact knife is by welding after mechanical riveting with cover plate again: change to now contact knife one overall structure, cover plate is not as the original paper of main conductivity; Melt is direct and conductive component contact knife carries out interior welds.
3, assembling process is to the protection of melt: change to now and can directly be fixed in fusion tube, both hands can free installation cover plate.
4, finished product contour structures after assembling: more novel, attractive in appearance after changing now, no longer includes ugly fuse piece pad outside exposed outside product.
5, end properties promotes:
Can find out from above correction data, the lifting of new construction in performance is aobvious, and you easily see, and far below national regulations value.
6, the reduction of product cost: due to improvement and the lifting of manufacturing procedure, not only performance boost is obvious, and product cost all has decline in various degree.
As shown in Figure 1, Figure 2 and Figure 3, be the structural representation of the utility model fuse.
With reference to the product structure after Fig. 2 known remodeling, not only good looking appearance, does not have fuse piece pad, and the cover plate 3 with lines layer 31 also prevent scratching of fuse cover plate 3 surface, makes overall fuse like this but single from just more attractive in appearance in appearance.
In sum, the utility model manufacturing procedure is simple, and properties of product are at temperature rise, power consumption sections, all far below the higher limit of national Specification, accomplish environmental protection (that can not electroplate processing does not just electroplate processing), energy-saving and cost-reducing (low-temperature-rise, power consumption), and greatly reduce process of manufacture operation and cost.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
1. a new type fuse, comprise fuse-link, the fusion tube be sheathed on outside fuse-link, described fuse-link comprises fuse piece and is connected to the contact knife at fuse piece two ends, described fusion tube two side seal is provided with cover plate, described contact knife runs through cover plate and is placed on outside fusion tube, described contact knife comprises the first noumenon and the second body, it is characterized in that: any one and fusion tube clamping in described the first noumenon and the second body.
2. new type fuse according to claim 1, is characterized in that: in described the first noumenon and the second body, any one is provided with Access Division, the side of described fusion tube be provided with Access Division is passed and can with the clamping end face of Access Division slippage clamping.
3. new type fuse according to claim 1 and 2, is characterized in that: the contact knife not arranging Access Division is fixedly connected with cover plate.
4. new type fuse according to claim 3, is characterized in that: Access Division is arranged at the first noumenon, cover plate is fixedly connected on the second body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520026453.1U CN204289321U (en) | 2015-01-15 | 2015-01-15 | A kind of new type fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520026453.1U CN204289321U (en) | 2015-01-15 | 2015-01-15 | A kind of new type fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204289321U true CN204289321U (en) | 2015-04-22 |
Family
ID=52872455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520026453.1U Expired - Fee Related CN204289321U (en) | 2015-01-15 | 2015-01-15 | A kind of new type fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204289321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679620A (en) * | 2016-02-22 | 2016-06-15 | 浙江新力熔断器有限公司 | Vehicle-mounted fuse and machining method and assembling steps therefor |
-
2015
- 2015-01-15 CN CN201520026453.1U patent/CN204289321U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679620A (en) * | 2016-02-22 | 2016-06-15 | 浙江新力熔断器有限公司 | Vehicle-mounted fuse and machining method and assembling steps therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20210115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |