CN1327250A - High voltage fuse module of microwave oven and its producing method - Google Patents
High voltage fuse module of microwave oven and its producing method Download PDFInfo
- Publication number
- CN1327250A CN1327250A CN01100610A CN01100610A CN1327250A CN 1327250 A CN1327250 A CN 1327250A CN 01100610 A CN01100610 A CN 01100610A CN 01100610 A CN01100610 A CN 01100610A CN 1327250 A CN1327250 A CN 1327250A
- Authority
- CN
- China
- Prior art keywords
- splicing ear
- lower casing
- inlet tube
- upper casing
- fuse
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- 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.)
- Pending
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Classifications
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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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
-
- 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
- H01H2069/027—Manufacture of fuses using ultrasonic techniques
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Fuses (AREA)
- Control Of High-Frequency Heating Circuits (AREA)
Abstract
Disclosed herein is a method of fabricating a high voltage fuse assembly for microwave ovens and such fuse assembly. The method includes the step of arranging two connecting terminals in the form of bent plate springs in upper and lower protective cases while the connecting terminals are spaced apart. Two lead-in wires are connected at their inner ends to the outer ends of the connecting terminals. A fuse element is attached at both its ends to the inner ends of the connecting terminals while the connecting terminals are compressed inwardly, so as to be widened when an abnormality occurs. The upper protective case is attached to the lower protective case.
Description
Present invention relates in general to a kind of high voltage fuse module of microwave oven and manufacture method thereof; relate in particular to a kind of like this high voltage fuse module of microwave oven; wherein fuse is connecting the splicing ear that bends the leaf spring form at its two ends; and fuse and containment vessel are combined as a whole; thereby prevent to stride across the splicing ear discharge, so that fuse component makes and reduces the manufacturing cost of fuse component easily.
When appearance is unusual, for example flow through excessive electric current, high voltage fuse module of microwave oven can fuse with the protection microwave oven.
As shown in Figure 1, a kind of high-voltage fuse component with containment vessel is disclosed among the korean patent application No.93-0027447.In this traditional high-voltage fuse component, fuse 11 is closed in sheath body 1 and the slotting shell 5, and two lead-in wires 10 of fuse 11 insert respectively in the inlet tube portion 4 and 9 of sheath body 1 and slotting shell 5.In fuse 11, its fuse (not giving Reference numeral) is closed in its glass tube (not giving Reference numeral).After the projection 2 of sheath body 1 and the straight guide groove 7a interlock that is formed on the guide cylinder 6 of inserting shell 6, projection 2 is rotated and arrives inclined guide groove 7b and final and latch recess 7c interlock, thereby fuse 11 is enclosed in the containment vessel that is made of sheath body 1 and slotting shell 5.
As shown in Figure 2, among the korean patent application No.97-10596 another kind of high-voltage fuse component is disclosed.Containment vessel 30 is made of the last lower casing 30a and the 30b that are attached to each other together.Last lower casing 30a and 30b are flexibly connecting each other at their lateral edges.Fuse reception cavity 34 is respectively formed among lower casing 30a and the 30b.The two pairs of supporting lugs 35 are formed among the lower casing 30b and are apart, with the lead-in wire of support and connection to fuse 31.Interlock projection 36 is formed on the edge of upper casing 30a, and occlusal crib 37 be formed on lower casing 30b the edge in case with 36 interlocks of interlock projection.When last lower casing 30a and the 30b time-out that is attached to each other, fuse 31 and its two coupling part 31a are placed in the shell 30, and the lead-in wire 32 that is connected to fuse 31 stretches out from shell 30.In order to overcome the fragility of the glass tube that is sealing fuse, need a supplementary protection shell, thereby the manufacturing cost of high-voltage fuse component can improve.
Therefore, the present invention considers that the problems referred to above that occur in the prior art develop, and an object of the present invention is to provide a kind of high voltage fuse module of microwave oven, wherein fuse is connecting the splicing ear that bends the leaf spring form at its two ends, thereby prevents to stride across the splicing ear discharge.
Another object of the present invention provides a kind of high voltage fuse module of microwave oven, and wherein fuse and containment vessel are combined as a whole, so that high-voltage fuse component makes and reduce the manufacturing cost of high-voltage fuse component easily.
To achieve these goals, the invention provides a kind of high voltage fuse module of microwave oven manufacture method, it may further comprise the steps: be placed in down the splicing ear of two bending leaf spring forms in the containment vessel and keep splicing ear apart; Two lead-in wires are connected to the outer end of splicing ear in their the inner; A fuse is fixed to the inner of splicing ear at its two ends, splicing ear is inwardly compressed simultaneously, so that can widen when unusual occurring; And will go up containment vessel and combine with following containment vessel.
In addition, the present invention also provides a kind of high voltage fuse module of microwave oven, and it comprises: a upper casing, this upper casing have the inlet tube assembly that form is a two-layer pipe at its two ends; One attached to the lower casing on the upper casing, and this lower casing has form to be the inlet tube assembly of two-layer pipe and to have the fixture that is used for fixing splicing ear and improves the splicing ear restoring force near the position inlet tube assembly at its two ends; Two splicing ears, thus they be made into the bending leaf spring form and be positioned in upper casing and lower casing in apart; Two lead-in wires, they are connecting the splicing ear outer end respectively in the inner; And a fuse, it is connecting splicing ear the inner at two ends, simultaneously splicing ear is inwardly compressed.
By being described in detail below in conjunction with accompanying drawing, can more be expressly understood above-mentioned and other purpose, feature and other advantage of the present invention, accompanying drawing comprises:
Fig. 1 is a kind of perspective view of conventional microwave oven high-voltage fuse component;
Fig. 2 is the perspective view of another kind of conventional microwave oven high-voltage fuse component;
Fig. 3 is the decomposition diagram of high voltage fuse module of microwave oven according to an embodiment of the invention;
Fig. 4 is the perspective view that two splicing ears are fixed on the state on the high-voltage fuse component lower casing among Fig. 3;
Fig. 5 is the perspective view of the complete high-voltage fuse component among Fig. 3;
Fig. 6 is the cutaway view along the A-A ' among Fig. 5;
Fig. 7 is the high-voltage fuse component end view among Fig. 5;
Fig. 8 is the decomposition diagram of high voltage fuse module of microwave oven in accordance with another embodiment of the present invention;
To be two splicing ears be fixed on the perspective view of the state on the high-voltage fuse component lower casing among Fig. 8 by T shape part to Fig. 9.
Referring now to accompanying drawing, in different figure, represent same or analogous parts with identical Reference numeral.
Fig. 3 is the decomposition diagram of high voltage fuse module of microwave oven according to an embodiment of the invention.Fig. 4 is the perspective view that two splicing ears are fixed on the state on the high-voltage fuse component lower casing among Fig. 3.Fig. 5 is the perspective view of the complete high-voltage fuse component among Fig. 3.Fig. 6 is the cutaway view along the A-A ' among Fig. 5.Fig. 7 is the high-voltage fuse component end view among Fig. 5.Fig. 8 is the decomposition diagram of high voltage fuse module of microwave oven in accordance with another embodiment of the present invention.To be two splicing ears be fixed on the perspective view of the state on the high-voltage fuse component lower casing among Fig. 8 by T shape part to Fig. 9.
Shown in Fig. 3 to 7, the splicing ear 30 and 30-1 of two bending leaf spring forms is fixed in upper casing 80 and the lower casing 70, a fuse 40 is fixed on the inner of splicing ear 30 and 30-1 with its two ends, lead-in wire 10 is connecting the outer end of splicing ear 30 and 30-1 respectively at their end, be attached to each other at their 60 places, surface and be in the same place and go up lower casing 80 and 70.
In the last lower casing 80 and 70 each has two inlet tube halfbodies 20 and 20-1 respectively at its two ends, these halfbodies are two-layer pipe, preventing that moisture from passing through inlet tube halfbody 20 and 20-1 and entering in the high-voltage fuse component, thereby prevents to go between 10 by short circuit.Lead-in wire 10 is placed in the inlet tube halfbody 20 and 20-1 respectively and is being connected the outer end of splicing ear 30 and 30-1, simultaneously coated epoxy resin.
Last lower casing 80 and 70 can be adhering to each other by bonding agent, also can utilize assembling projection and fitting recess assembled with each other, also can utilize the ultrasonic wave joining technique to be connected to each other, in case leak-stopping.Last lower casing 80 and 70 can utilize a certain above-mentioned technology or some above-mentioned technology groups to be fitted together.
The high-voltage fuse component that is combined as a whole according to fuse of the present invention and containment vessel will be described below.
Shown in Fig. 3 to 7, the high-voltage fuse component that fuse of the present invention and containment vessel are combined as a whole comprises: upper casing 80, and it is configured to have the space that can fully be widened when splicing ear 30 and 30-1 opens; Lower casing 70, it comprises inlet tube halfbody 20 and 20-1 and be used for fixing the splicing ear 30 of bending leaf spring form and 30-1 device; Fuse 40, it follows the inner of splicing ear 30 and 30-1 by soft soldering technical battery; And an assembling projection and a fitting recess, they are formed on the edge of lower casing 80 and 70, so that go up lower casing 80 and 70 interlock each other.
Shown in Fig. 3 to 5, lower casing 70 comprises inlet tube halfbody 20 and 20-1, and they are respectively double pipe structure, to prevent that moisture from passing through inlet tube halfbody 20 and 20-1 and entering in the high-voltage fuse component.Splicing ear 30 and 30-1 respectively in their outer end by then go between the inner of 10 of soft soldering technical battery.Two holddown grooves 50-4 are being formed near inlet tube halfbody 20 and 20-1 on the lower casing 70, are fixed in the lower casing 70 with two wings 50-2 with splicing ear.Two pairs of projections 50 are formed on the opposed walls at lower casing 70 middle parts, so that splicing ear 30 and 30-1 is held in place.Two V-shaped grooves 50-3 are being formed near the projection 50 on the basal surface of lower casing 70, to increase the bending scope of splicing ear 30 and 30-1.
Be fixed on the upwards bending of splicing ear 30 and 30-1 of lower casing 70 both sides, so that after fuse 40 disconnects, can retreat from their initial position.Fuse 40 is connecting the inner of splicing ear 30 and 30-1 at its two ends, splicing ear 30 and 30-1 is inwardly compressed simultaneously.
As shown in Figure 6, when appearance is unusual, for example current overload or electric leakage, fuse 40 will melt and disconnect, and the interval between splicing ear 30 and 30-1 can increase because of the elasticity of leaf spring.The splicing ear of being separated by can prevent under high pressure to cross over discharge at interval from a terminal to another terminal.In addition, a middle part inner surface formation that is known as the dividing wall of electric arc baffle plate 100 across upper casing 80 is to prevent crossing over discharge at interval from a terminal to another terminal.
As shown in Figure 7, two inlet tube halfbodies 20 and 20-1 have two-layer pipe respectively.Two ribs 110 are formed between two opposed inlet tube halfbodies 20 or 20-1, with supporting wire 10 strong.In order to prevent that moisture from passing through inlet tube halfbody 20 and 20-1 and entering, epoxy resin be applied to every pair of inlet tube halfbody 20 or 20-1 and every lead-in wire 10 between the space in.According to the purposes of fuse component, also can use binding agent.
In another embodiment that the fuse shown in Fig. 8 and 9 and containment vessel are combined as a whole; the splicing ear 30 and 30-1 of two hook-type leaf spring forms is fixed in the lower casing 70 by T shape part 90 and 90-1 respectively, and splicing ear 30 and 30-1 bottom are compressed by T shape part 90 and 90-1 respectively.Each T shape part 90 and 90-1 has vertical slots 50-1 respectively on its outer surface.
Each splicing ear 30 or 30-1 is fixed on the lower casing 70 by each T shape part 90 or 90-1 respectively, each V-shaped groove 50-3 in splicing ear 30 or 30-1 interlock simultaneously, and the every pair of projection 50 that is formed on the lower casing 70 in vertical slots 50-1 interlock of T shape part 90 or 90-1, to prevent that splicing ear 30 or 30-1 is by accidentally removed.
As previously mentioned; the invention provides a kind of high-voltage fuse component; wherein fuse is fixed on the splicing ear of bending leaf spring form at its two ends; and fuse and containment vessel are combined as a whole; thereby when appearance is unusual, two splicing ears are widened; preventing to stride across the terminal electrion, and can in the manufacture process of fuse component, dispense glass tube, to reduce manufacturing cost and to simplify manufacture process.
Although disclose the preferred embodiments of the present invention here for explanatory purposes, persons of ordinary skill in the art may appreciate that under the prerequisite that does not exceed the disclosed scope of the invention and spirit in the claim, can make various changes, interpolation and replacement.
Claims (9)
1. high voltage fuse module of microwave oven manufacture method, it may further comprise the steps:
Be placed in down the splicing ear of two bending leaf spring forms in the containment vessel and keep splicing ear apart;
Two lead-in wires are connected to the outer end of splicing ear in their the inner;
A fuse is fixed to the inner of splicing ear at its two ends, splicing ear is inwardly compressed simultaneously, so that can widen when unusual occurring; And
To go up containment vessel combines with following containment vessel.
2. method according to claim 1 is characterized in that described upper casing and lower casing have the inlet tube halfbody respectively, and described inlet tube halfbody is made into two-layer pipe respectively, infiltrates assembly to prevent moisture.
3. method according to claim 1 and 2 is characterized in that, described upper casing and lower casing utilization bonding combination technique are installed together each other.
4. method according to claim 1 and 2 is characterized in that, described upper casing and lower casing utilize the assembly technology to be installed together each other.
5. method according to claim 1 and 2 is characterized in that, described upper casing and lower casing utilize ultrasonic wave fusing combination technology to be installed together each other.
6. high voltage fuse module of microwave oven, it comprises:
A upper casing, described upper casing have the inlet tube assembly that form is a two-layer pipe at its two ends;
A lower casing that is installed on upper casing, described lower casing have form to be the inlet tube assembly of two-layer pipe and to have the fixture that is used for fixing splicing ear and improves the splicing ear restoring force near the position inlet tube assembly at its two ends;
Two splicing ears, thus they be made into the bending leaf spring form and be positioned in upper casing and lower casing in apart;
Two lead-in wires, they are connecting the splicing ear outer end respectively in the inner; And
A fuse, it is connecting splicing ear the inner at two ends, simultaneously splicing ear is inwardly compressed.
7. assembly according to claim 6 is characterized in that, described fixture comprises:
Holddown groove, they are formed near the inlet tube halfbody, are fixed on the lower casing with the both wings with splicing ear;
Vertical projection, they are formed on the opposed walls at lower casing middle part, so that splicing ear is held in place; And
V-shaped groove, they are near the basal surface that is formed on lower casing the projection, to increase the bending scope of splicing ear.
8. assembly according to claim 6, it is characterized in that, the described splicing ear of each hook-type leaf spring form is fixed on the lower casing by a T shape part respectively, this splicing ear and V-shaped groove interlock simultaneously, and the vertical slots of T shape part and the every pair of projection interlock that is formed on the lower casing.
9. assembly according to claim 6 also comprises a dividing wall, and described dividing wall forms across the middle part inner surface of upper casing, to prevent crossing over discharge at interval from a terminal to another terminal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000031146A KR20010110581A (en) | 2000-06-07 | 2000-06-07 | Method of manufacturing high voltage fuse for microwave oven with integrated fuse and case and the fuse manufactured therefrom |
| KR2000-31146 | 2000-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1327250A true CN1327250A (en) | 2001-12-19 |
Family
ID=19671329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN01100610A Pending CN1327250A (en) | 2000-06-07 | 2001-01-11 | High voltage fuse module of microwave oven and its producing method |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2001351504A (en) |
| KR (1) | KR20010110581A (en) |
| CN (1) | CN1327250A (en) |
| TW (1) | TW484156B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102496536A (en) * | 2011-12-27 | 2012-06-13 | 东莞市贝特电子科技有限公司 | Explosion-proof fuse and method for manufacturing same |
| CN102737921A (en) * | 2011-04-01 | 2012-10-17 | 田村温度部品有限公司 | Temperature fuse |
| CN104103463A (en) * | 2014-07-16 | 2014-10-15 | 东莞市博钺电子有限公司 | Integrated fuse |
| CN107393785A (en) * | 2017-09-06 | 2017-11-24 | 电安科技（嘉兴）有限公司 | Cavity safeties and its manufacture method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103107048B (en) * | 2011-11-15 | 2015-05-20 | 上海工程技术大学 | Microvoid wire threading locating mechanism |
| CN110265274B (en) * | 2019-06-05 | 2022-05-03 | 朱雪英 | High-voltage drop-out fuse capable of ensuring precision |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5076442U (en) * | 1973-11-15 | 1975-07-03 | ||
| KR970012856A (en) * | 1995-08-29 | 1997-03-29 | 배순훈 | Combination structure of fuse and fuse cap |
| KR0136106Y1 (en) * | 1995-12-19 | 1999-03-30 | 김광호 | High pressure fuze holder |
| KR0137978Y1 (en) * | 1996-08-10 | 1999-04-01 | 안치정 | Wire fuse connection structure |
-
2000
- 2000-06-07 KR KR1020000031146A patent/KR20010110581A/en not_active Application Discontinuation
- 2000-12-12 TW TW089126433A patent/TW484156B/en active
- 2000-12-19 JP JP2000385999A patent/JP2001351504A/en active Pending
-
2001
- 2001-01-11 CN CN01100610A patent/CN1327250A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102737921A (en) * | 2011-04-01 | 2012-10-17 | 田村温度部品有限公司 | Temperature fuse |
| CN102737921B (en) * | 2011-04-01 | 2016-12-14 | 株式会社田村制作所 | temperature fuse |
| CN102496536A (en) * | 2011-12-27 | 2012-06-13 | 东莞市贝特电子科技有限公司 | Explosion-proof fuse and method for manufacturing same |
| CN104103463A (en) * | 2014-07-16 | 2014-10-15 | 东莞市博钺电子有限公司 | Integrated fuse |
| CN107393785A (en) * | 2017-09-06 | 2017-11-24 | 电安科技（嘉兴）有限公司 | Cavity safeties and its manufacture method |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20010110581A (en) | 2001-12-13 |
| JP2001351504A (en) | 2001-12-21 |
| TW484156B (en) | 2002-04-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |