CN109192636B - Novel early warning fuse and preparation method of fuse core in fuse - Google Patents
Novel early warning fuse and preparation method of fuse core in fuse Download PDFInfo
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- CN109192636B CN109192636B CN201811259908.9A CN201811259908A CN109192636B CN 109192636 B CN109192636 B CN 109192636B CN 201811259908 A CN201811259908 A CN 201811259908A CN 109192636 B CN109192636 B CN 109192636B
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- fuse
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- copper cap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/30—Means for indicating condition of fuse structurally associated with the fuse
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
- H01H69/02—Manufacture of fuses
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- Manufacturing & Machinery (AREA)
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Abstract
The invention relates to a preparation method of a fuse core in a novel early warning fuse, which comprises a copper cap, a fuse tube and the fuse core, wherein the copper cap is sleeved at two ends of the fuse tube, a wire guide hole is arranged in the middle of the copper cap, elastic clamping pieces are arranged at the upper end and the lower end of the wire guide hole at the inner side of the copper cap, the fuse core is arranged in the fuse tube, the early warning fuse can detect the temperature of the fuse core in real time by arranging a temperature sensor fixed in the fuse tube through a support rod, when the detection is abnormal, a signal is transmitted to an alarm to realize an early warning function, so that the fuse is prevented from being burnt, the loss is reduced, a rubber layer with the thickness gradually increased from front to back is arranged on the surface of the copper cap, the fixation of the copper cap and the fuse tube can be realized by rotating a screwing ring, so that the fuse core of the early warning fuse is convenient to assemble, and the early warning fuse core is prepared by adopting common raw materials in the market, the raw materials are easily available, the price is low, and the production cost is reduced.
Description
Technical Field
The invention belongs to the technical field of fuses, and particularly relates to a novel early warning fuse and a preparation method of a fuse core in the fuse.
Background
The fuse (fuse) is also called a current fuse, which is defined by the IEC127 standard as "fuse-link". It mainly plays a role of overload protection. The fuse is correctly arranged in the circuit, the fuse can be fused to cut off the current when the current abnormally rises to a certain height and heat, the safe operation of the circuit is protected, the existing fuse cannot timely and effectively perform early warning, and after the fuse is burnt, great economic loss is brought to a factory, so that the fuse is necessary to be designed and improved.
Disclosure of Invention
The invention provides a novel early warning fuse and a preparation method of a fuse core in the fuse, aiming at solving the technical problems in the prior art.
The invention adopts the technical scheme that the novel early warning fuse comprises a copper cap, a fuse tube and a fuse core, wherein the copper cap is sleeved at two ends of the fuse tube, a wire guide hole is formed in the middle of the copper cap, elastic clamping pieces are arranged at the upper end and the lower end of the wire guide hole on the inner side of the copper cap, the fuse core is arranged inside the fuse tube, the two ends of the fuse core are fixedly connected with the elastic clamping pieces respectively, a rubber layer is arranged on the outer surface of the copper cap, a screwing ring is connected on the rubber layer in a threaded manner, a temperature sensor fixedly connected through a support rod is arranged inside the fuse tube, and the temperature sensor is electrically connected with an alarm arranged on the outer side of the fuse tube.
Furthermore, the front side of the copper cap is a cylindrical structure formed by 4 clamping pieces.
Further, the surface of the rubber layer is provided with external threads, and the thickness of the rubber layer increases from front to back in sequence.
Further, the alarm is a buzzer.
A preparation method of a fuse core in a novel early warning fuse comprises the following steps:
a. weighing the following raw materials in percentage by weight: 20-30% of copper, 25-40% of lead, 10-20% of antimony and 20-30% of aluminum;
b. putting the raw materials into an electric melting furnace with the temperature of 1000-1500 ℃, melting, and then stirring for 30-50min by a stirrer to fully mix;
c. and (3) casting the mixed liquid into a mold, and cooling to obtain the rod-shaped alloy.
d. And c, extruding and molding the rod-shaped alloy in the step c by using an extruder to obtain a fused core finished product with a corresponding size.
The invention has the following advantages and positive effects:
1. this early warning fuse through set up the temperature sensor who passes through branch fixed in the inside of fuse tube, can detect the temperature of fusing the core in real time, when detecting unusually, can pass to the alarm with the signal, realizes the early warning function to avoid burning out of fuse, reduce the loss.
2. When this early warning fuse installation, through the surface setting at the copper cap in the past to the back rubber layer that thickness increases gradually, through rotating the tight ring soon, can realize the fixed of copper cap and fuse pipe to make its equipment of being convenient for.
3. The early warning fuse fusing core is prepared from common raw materials in the market, so that the raw materials are available, the price is low, and the production cost is reduced.
Drawings
FIG. 1 is a view showing an overall structure of an apparatus according to the present invention;
FIG. 2 is a side view of a copper cap provided by the present invention;
in the figure: 1. a copper cap; 2. a glass tube; 3. fusing the core; 4. an elastic clip; 5. a wire guide hole; 6. screwing the ring; 7. a rubber layer; 8. a temperature sensor; 9. a strut; 10. an alarm; 11. a clip.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1-2, a novel early warning fuse comprises a copper cap 1, a fuse tube 2 and a fuse core 3, wherein the copper cap 1 is sleeved at two ends of the fuse tube 2, a wire hole 5 is arranged at the middle position of the copper cap 1, elastic clamping pieces 4 are arranged at the upper end and the lower end of the inner side of the copper cap 1, which are located at the wire hole 5, the fuse core 3 is arranged inside the fuse tube 2, two ends of the fuse core 3 are respectively fixedly connected with the elastic clamping pieces 4, a rubber layer 7 is arranged on the outer surface of the copper cap 1, a screwing ring 6 is connected on the rubber layer 7 in a threaded manner, a temperature sensor 8 fixedly connected with a support rod 9 is arranged inside the fuse tube 2, and the temperature sensor 8 is electrically connected with an alarm 10 arranged outside the fuse tube 2.
In this embodiment, the front side of the copper cap 1 is a cylindrical structure formed by 4 clamping pieces 11.
In this embodiment, the surface of the rubber layer 7 is provided with external threads, and the thickness of the rubber layer 7 increases from front to back in this order.
In this embodiment, the alarm 10 is a buzzer.
A preparation method of a fuse core in a novel early warning fuse comprises the following steps:
a. weighing the following raw materials in percentage by weight: 20% of copper, 25% of lead, 10% of antimony and 20% of aluminum;
b. putting the raw materials into an electric melting furnace with the temperature of 1000 ℃, melting, and then stirring for 30min by a stirrer to fully mix;
c. and (3) casting the mixed liquid into a mold, and cooling to obtain the rod-shaped alloy.
d. And c, extruding and molding the rod-shaped alloy in the step c by using an extruder to obtain a fused core finished product with a corresponding size.
Example 2
As shown in fig. 1-2, a novel early warning fuse comprises a copper cap 1, a fuse tube 2 and a fuse core 3, wherein the copper cap 1 is sleeved at two ends of the fuse tube 2, a wire hole 5 is arranged at the middle position of the copper cap 1, elastic clamping pieces 4 are arranged at the upper end and the lower end of the inner side of the copper cap 1, which are located at the wire hole 5, the fuse core 3 is arranged inside the fuse tube 2, two ends of the fuse core 3 are respectively fixedly connected with the elastic clamping pieces 4, a rubber layer 7 is arranged on the outer surface of the copper cap 1, a screwing ring 6 is connected on the rubber layer 7 in a threaded manner, a temperature sensor 8 fixedly connected with a support rod 9 is arranged inside the fuse tube 2, and the temperature sensor 8 is electrically connected with an alarm 10 arranged outside the fuse tube 2.
In this embodiment, the front side of the copper cap 1 is a cylindrical structure formed by 4 clamping pieces 11.
In this embodiment, the surface of the rubber layer 7 is provided with external threads, and the thickness of the rubber layer 7 increases from front to back in this order.
In this embodiment, the alarm 10 is a buzzer.
A preparation method of a fuse core in a novel early warning fuse comprises the following steps:
a. weighing the following raw materials in percentage by weight: 25% of copper, 30% of lead, 15% of antimony and 25% of aluminum;
b. putting the raw materials into an electric melting furnace with the temperature of 1300 ℃ for melting, and then stirring for 40min by a stirrer to fully mix;
c. and (3) casting the mixed liquid into a mold, and cooling to obtain the rod-shaped alloy.
Example 3
As shown in fig. 1-2, a novel early warning fuse comprises a copper cap 1, a fuse tube 2 and a fuse core 3, wherein the copper cap 1 is sleeved at two ends of the fuse tube 2, a wire hole 5 is arranged at the middle position of the copper cap 1, elastic clamping pieces 4 are arranged at the upper end and the lower end of the inner side of the copper cap 1, which are located at the wire hole 5, the fuse core 3 is arranged inside the fuse tube 2, two ends of the fuse core 3 are respectively fixedly connected with the elastic clamping pieces 4, a rubber layer 7 is arranged on the outer surface of the copper cap 1, a screwing ring 6 is connected on the rubber layer 7 in a threaded manner, a temperature sensor 8 fixedly connected with a support rod 9 is arranged inside the fuse tube 2, and the temperature sensor 8 is electrically connected with an alarm 10 arranged outside the fuse tube 2.
In this embodiment, the front side of the copper cap 1 is a cylindrical structure formed by 4 clamping pieces 11.
In this embodiment, the surface of the rubber layer 7 is provided with external threads, and the thickness of the rubber layer 7 increases from front to back in this order.
In this embodiment, the alarm 10 is a buzzer.
A preparation method of a fuse core in a novel early warning fuse comprises the following steps:
a. weighing the following raw materials in percentage by weight: 30% of copper, 40% of lead, 20% of antimony and 30% of aluminum;
b. putting the raw materials into an electric melting furnace with the temperature of 1500 ℃, melting, and then stirring for 50min by a stirrer to fully mix;
c. and (3) casting the mixed liquid into a mold, and cooling to obtain the rod-shaped alloy.
d. And c, extruding and molding the rod-shaped alloy in the step c by using an extruder to obtain a fused core finished product with a corresponding size.
The working principle is that when the fuse tube is used, the temperature sensor 8 fixed through the support rod 9 is arranged inside the fuse tube 2, the temperature of the fuse core 3 can be detected in real time, when abnormal detection occurs, signals can be transmitted to the alarm 10, the early warning function is achieved, burning of fuses is avoided, loss is reduced, the rubber layer 7 with the thickness gradually increasing from front to back is arranged on the surface of the copper cap 1, the copper cap 1 and the fuse tube 2 can be fixed through rotating the screwing ring 6, assembly of the fuse tube is facilitated, the fuse core 3 is made of common raw materials in the market, the raw materials are available, the price is low, and production cost is reduced.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (2)
1. The early warning fuse comprises a copper cap (1), a fuse tube (2) and a fusing core (3), and is characterized in that the copper cap (1) is sleeved at two ends of the fuse tube (2), a wire guide hole (5) is formed in the middle of the copper cap (1), elastic clamping pieces (4) are arranged at the upper end and the lower end of the inner side of the copper cap (1) which are positioned in the wire guide hole (5), the fusing core (3) is arranged inside the fuse tube (2), two ends of the fusing core (3) are respectively fixedly connected with the elastic clamping pieces (4), a rubber layer (7) is arranged on the outer surface of the copper cap (1), a screwing ring (6) is connected on the rubber layer (7) in a threaded manner, a temperature sensor (8) fixedly connected with the fuse tube (2) through a support rod (9) is arranged inside the fuse tube (2), and the temperature sensor (8) is electrically connected with an alarm (10) arranged at the outer side of the fuse tube (2), the front side of the copper cap (1) is provided with 4 clamping pieces (11) to form a cylindrical structure, the surface of the rubber layer (7) is provided with external threads, the thickness of the rubber layer (7) is sequentially increased from front to back, and the alarm (10) is a buzzer.
2. A preparation method of a fuse core in an early warning fuse is characterized by comprising the following steps:
a. weighing the following raw materials in percentage by weight: 20-30% of copper, 25-40% of lead, 10-20% of antimony and 20-30% of aluminum;
b. putting the raw materials into an electric melting furnace with the temperature of 1000-1500 ℃, melting, and then stirring for 30-50min by a stirrer to fully mix to form mixed liquid;
c. casting the mixed liquid into a mold, and cooling to obtain a rod-shaped alloy;
d. and c, extruding and molding the rod-shaped alloy in the step c by using an extruder to obtain a fused core finished product with a corresponding size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811259908.9A CN109192636B (en) | 2018-10-26 | 2018-10-26 | Novel early warning fuse and preparation method of fuse core in fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811259908.9A CN109192636B (en) | 2018-10-26 | 2018-10-26 | Novel early warning fuse and preparation method of fuse core in fuse |
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| Publication Number | Publication Date |
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| CN109192636A CN109192636A (en) | 2019-01-11 |
| CN109192636B true CN109192636B (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811259908.9A Active CN109192636B (en) | 2018-10-26 | 2018-10-26 | Novel early warning fuse and preparation method of fuse core in fuse |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110211851A (en) * | 2019-06-27 | 2019-09-06 | 东莞市金华电子有限公司 | A kind of reusable side's shell mould early warning fuse and its preparation process |
| CN114093108B (en) * | 2021-11-19 | 2023-03-07 | 安徽中科数盾科技有限公司 | Mobile service safety control platform based on safety dual-system mobile terminal |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4646053A (en) * | 1985-12-30 | 1987-02-24 | Gould Inc. | Electric fuse having welded fusible elements |
| JPH0785773A (en) * | 1993-09-16 | 1995-03-31 | Fuji Electric Co Ltd | Fixing structure and fixing method of fuse |
| JP2006184342A (en) * | 2004-12-27 | 2006-07-13 | Kyocera Corp | Optical fiber coupler and its evaluation method |
| CN2800478Y (en) * | 2005-02-02 | 2006-07-26 | 乐清市东都电子元件厂 | Fuse base |
| CN202796824U (en) * | 2012-08-17 | 2013-03-13 | 王斌 | Drop-out fuse moving contact adjusting device |
| CN103146953B (en) * | 2013-03-22 | 2015-01-07 | 天津百瑞杰焊接材料有限公司 | 185-DEG C lead-free low-temperature alloy for fuse burned-out core and preparation method thereof |
| CN204303736U (en) * | 2014-11-14 | 2015-04-29 | 陕西同力电气有限公司 | A kind of fuse |
| CN207993793U (en) * | 2017-10-27 | 2018-10-19 | 上海汽车集团股份有限公司 | A kind of intelligent fuse |
| CN207611735U (en) * | 2018-02-13 | 2018-07-13 | 大庆鑫得丰石油技术有限公司 | A kind of fuse being easily installed |
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