JP3158495U - Constant temperature power failure resistance device and circuit board using constant temperature power failure resistance device - Google Patents
Constant temperature power failure resistance device and circuit board using constant temperature power failure resistance device Download PDFInfo
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- JP3158495U JP3158495U JP2010000311U JP2010000311U JP3158495U JP 3158495 U JP3158495 U JP 3158495U JP 2010000311 U JP2010000311 U JP 2010000311U JP 2010000311 U JP2010000311 U JP 2010000311U JP 3158495 U JP3158495 U JP 3158495U
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Abstract
【課題】特に抵抗器に過電流が流れ続けることを防止する定温停電抵抗装置を提供する。【解決手段】両端にそれぞれ開口（１１）を有する絶縁チューブ（１０）と、前記絶縁チューブ（１０）内に設置され、錫合金からなる金属線（２０）と、前記金属線（２０）の両端とそれぞれ接続するように、前記絶縁チューブ（１０）の両端にそれぞれ固定される金属キャップ（３０）とを備えることを特徴とする。【選択図】図２In particular, a constant temperature power failure resistance device for preventing overcurrent from continuing to flow through a resistor is provided. An insulating tube (10) having openings (11) at both ends, a metal wire (20) made of a tin alloy installed in the insulating tube (10), and both ends of the metal wire (20) And a metal cap (30) fixed to each end of the insulating tube (10) so as to be connected to each other. [Selection] Figure 2
Description
本考案は、特に抵抗器に接続され、過電流が流れ続けた時に溶断し、抵抗器の、過電流の発熱による回路板の焼損を防止する抵抗装置に関するものである。 In particular, the present invention relates to a resistance device that is connected to a resistor and melts when an overcurrent continues to flow, and prevents the circuit board from burning out due to the heat generated by the overcurrent.
電子製品の内部には、抵抗器やコンデンサ、チップ等の電子素子を取り付けるための回路板が設けられており、更に、該回路板には、電子素子の機能を果たすために各電子素子を接続するための配線が形成されており、該電子素子内の抵抗器は、電流が流れた時に一定の抵抗値を有するので熱が発生する。 A circuit board for mounting electronic elements such as resistors, capacitors, and chips is provided inside the electronic product, and each electronic element is connected to the circuit board to perform the function of the electronic element. Wiring is formed, and the resistor in the electronic element has a certain resistance value when current flows, so that heat is generated.
電力の電流値は通常一定であるが、異常な場合においては、所定電流値を超える過電流が生じることがあり、電子素子内の抵抗器に過電流が流れ続けると、抵抗器が発熱により高温となり、回路板を焼損してしまう恐れがあるので、如何にして抵抗器の過熱を防止するかが当業界の課題となっていた。 The current value of electric power is usually constant, but in abnormal cases, an overcurrent exceeding the predetermined current value may occur. If the overcurrent continues to flow through the resistor in the electronic element, the resistor becomes hot due to heat generation. Therefore, there is a risk of burning the circuit board, and how to prevent overheating of the resistor has been a problem in the industry.
そこで、本考案は、抵抗器に直列に接続され、過電流が流れ続けたときに回路をオフにし、抵抗器への過電流の流れを防止する定温停電抵抗装置を提供することを目的とする。 Therefore, the present invention aims to provide a constant temperature power failure resistance device that is connected in series to a resistor, turns off the circuit when overcurrent continues to flow, and prevents the overcurrent flow to the resistor. .
本願の請求項１の考案は、両端にそれぞれ開口（１１）を有する絶縁チューブ（１０）と、前記絶縁チューブ（１０）内に設置され、錫合金からなる金属線（２０）と、前記金属線（２０）の両端とそれぞれ接続するように、前記絶縁チューブ（１０）の両端にそれぞれ固定される金属キャップ（３０）とを備えることを特徴とする定温停電抵抗装置、を提供する。 The invention of claim 1 of the present application includes an insulating tube (10) having openings (11) at both ends, a metal wire (20) made of a tin alloy installed in the insulating tube (10), and the metal wire. There is provided a constant temperature power failure resistance device comprising metal caps (30) fixed to both ends of the insulating tube (10) so as to be connected to both ends of (20).
本願の請求項２の考案は、前記各金属キャップ（３０）の一端から、前記絶縁チューブ（１０）の外径と対応する径を有する嵌合凹部（３２）が凹設され、該絶縁チューブ（１０）の両端はそれぞれ、金属キャップ（３０）における嵌合凹部（３２）に嵌合されることを特徴とする請求項１に記載の定温停電抵抗装置、を提供する。 In the invention of claim 2 of the present application, a fitting recess (32) having a diameter corresponding to the outer diameter of the insulating tube (10) is provided from one end of each of the metal caps (30). 10) The both ends of 10) are each fitted by the fitting recessed part (32) in a metal cap (30), The constant temperature blackout resistance apparatus of Claim 1 characterized by the above-mentioned is provided.
本願の請求項３の考案は、前記各金属キャップ（３０）の他端から端子（３１）が延設されることを特徴とする請求項１または２に記載の定温停電抵抗装置、を提供する。 The invention of claim 3 of the present application provides a constant temperature power failure resistance device according to claim 1 or 2, wherein a terminal (31) is extended from the other end of each metal cap (30). .
本願の請求項４の考案は、配線を備えると共に、２つの端子を有する抵抗器（４１）と、請求項３に記載の定温停電抵抗装置とが取り付けられる板体（４０１）を有し、該抵抗器（４１）における一方の端子が板体（４０１）の配線に接続され、抵抗器（４１）における他方の端子が該定温停電抵抗装置における一方の端子に接続され、更に、該定温停電抵抗装置における他方の端子が板体（４０１）の配線に接続されることを特徴とする定温停電抵抗装置を有する回路板、を提供する。 The invention of claim 4 of the present application has a plate body (401) to which the resistor (41) having two terminals and the constant temperature power failure resistance device according to claim 3 are attached. One terminal of the resistor (41) is connected to the wiring of the plate (401), the other terminal of the resistor (41) is connected to one terminal of the constant temperature power failure resistance device, and the constant temperature power failure resistance Provided is a circuit board having a constant temperature power failure resistance device, wherein the other terminal of the device is connected to a wiring of a plate body (401).
本考案は上記の課題を解決するものであり、使用時には、回路板に取り付けられて抵抗器と隣接するように抵抗器に直列に接続され、これによって、回路板に電流が流れたとき、定温停電抵抗装置の温度が融解点以下であると、電流は定温停電抵抗装置と抵抗器に供給され、一方、過電流が流れ続けた場合には、該過電流により抵抗器が発熱し、その熱が定温停電抵抗装置における金属線に伝導して金属線を溶断し、回路をオフにするので、過電流による抵抗器の発熱で、回路板が焼損してしまうことを防止することができる。 The present invention solves the above-mentioned problems. In use, the present invention is attached to the circuit board and connected in series with the resistor so as to be adjacent to the resistor, so that when a current flows through the circuit board, the constant temperature is maintained. If the temperature of the power failure resistance device is below the melting point, the current is supplied to the constant temperature power failure resistance device and the resistor. On the other hand, if the overcurrent continues to flow, the resistor generates heat due to the overcurrent, and the heat However, it is possible to prevent the circuit board from being burned out due to overheating of the resistor due to overcurrent because the metal wire is fused and blown by the metal wire in the constant temperature power failure resistance device to turn off the circuit.
以下、添付図面を参照して本考案の好適な実施の形態を詳細に説明する。尚、下記実施例は、本考案の好適な実施の形態を示したものにすぎず、本考案の技術的範囲は、下記実施例そのものに何ら限定されるものではない。 Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In addition, the following Example is only what showed the preferred embodiment of this invention, and the technical scope of this invention is not limited to the following Example itself at all.
図１は本考案に係る定温停電抵抗装置の分解斜視図であり、図２は本考案に係る定温停電抵抗装置の断面図であり、図３は回路板に本考案に係る定温停電抵抗装置を取り付けた状態を示す使用状態図である。 1 is an exploded perspective view of a constant temperature power outage resistance device according to the present invention, FIG. 2 is a cross-sectional view of the constant temperature power outage resistance device according to the present invention, and FIG. 3 is a circuit board showing the constant temperature power outage resistance device according to the present invention. It is a use condition figure which shows the attached state.
図１及び図２に示すように、本考案に係る定温停電抵抗装置は、絶縁チューブ（１０）と、金属線（２０）と、２つの金属キャップ（３０）を備え、その内、絶縁チューブ（１０）は、両端に開口（１１）を有するものであり、セラミックからなるのが好ましい。
前記金属線（２０）は、融解点が約２００度である錫合金からなり、前記絶縁チューブ（１０）に設置されるものである。
前記２つの金属キャップ（３０）はそれぞれ、前記金属線（２０）の両端と接続するように、前記絶縁チューブ（１０）の両端に固定される。尚、前記金属線（２０）の端部を金属キャップ（３０）に接続する手段としては、例えば半田付けなどがある。また、本実施例においては、各金属キャップ（３０）の一端から配線または他の電子素子に接続するための端子（３１）が延設されると共に、他端から、絶縁チューブ（１０）の外径と対応する径を有する嵌合凹部（３２）が凹設され、該絶縁チューブ（１０）の両端はそれぞれ、該２つの金属キャップ（３０）における嵌合凹部（３２）に挿嵌される。
As shown in FIG.1 and FIG.2, the constant temperature blackout resistance device which concerns on this invention is equipped with the insulation tube (10), the metal wire (20), and two metal caps (30). 10) has openings (11) at both ends, and is preferably made of ceramic.
The said metal wire (20) consists of a tin alloy whose melting point is about 200 degree | times, and is installed in the said insulation tube (10).
The two metal caps (30) are fixed to both ends of the insulating tube (10) so as to be connected to both ends of the metal wire (20). As a means for connecting the end of the metal wire (20) to the metal cap (30), for example, there is soldering. Further, in this embodiment, a terminal (31) for connecting to one end of each metal cap (30) to a wiring or other electronic element is extended, and from the other end, an outside of the insulating tube (10) is extended. A fitting recess (32) having a diameter corresponding to the diameter is provided, and both ends of the insulating tube (10) are inserted into the fitting recesses (32) of the two metal caps (30).
図３に示すように、本考案に係る定温停電抵抗装置は、回路板に取り付けられる少なくとも１つの抵抗器（４１）の過熱を防止することができ、例えば、回路板（４０）は配線（図示せず）を有する板体（４０１）を有し、該板体（４０１）に２つの端子（４１１）を有する抵抗器（４１）が取り付けられる場合、該抵抗器（４１）の一方の端子（４１１）が本考案の定温停電抵抗装置における端子（３１）に接続されると共に、他方の端子（４１１）が板体（４０１）の配線または他の電子素子に接続され、本考案の定温停電抵抗装置のもう一方の端子（３１）が板体（４０１）の配線または他の電子素子に接続される。これによって、前記回路板（４０）に電流が流れたとき、定温停電抵抗装置の温度が融解点以下であると、電流は定温停電抵抗装置と抵抗器（４１）に供給され、一方、過電流が流れ続けた場合には、該過電流により抵抗器(４１)が発熱し、その熱が端子（４１１）、端子（３１）及び金属キャップ（３０）を通って金属線(２０)に伝導して金属線（２０）を溶断し、回路をオフにするので、過電流による抵抗器（４１）の発熱で、回路板（４０）を焼損してしまうことを防止することができる。 As shown in FIG. 3, the constant temperature power failure resistance device according to the present invention can prevent overheating of at least one resistor (41) attached to the circuit board. For example, the circuit board (40) is wired (see FIG. 3). In the case where a resistor (41) having two terminals (411) is attached to the plate (401), one terminal of the resistor (41) ( 411) is connected to the terminal (31) in the constant temperature power failure resistance device of the present invention, and the other terminal (411) is connected to the wiring of the plate body (401) or other electronic elements, and the constant temperature power failure resistance of the present invention. The other terminal (31) of the device is connected to the wiring of the plate (401) or other electronic element. Accordingly, when a current flows through the circuit board (40), if the temperature of the constant temperature power failure resistance device is equal to or lower than the melting point, the current is supplied to the constant temperature power failure resistance device and the resistor (41). When the current continues to flow, the resistor (41) generates heat due to the overcurrent, and the heat is conducted to the metal wire (20) through the terminal (411), the terminal (31) and the metal cap (30). Since the metal wire (20) is melted and the circuit is turned off, it is possible to prevent the circuit board (40) from being burned by the heat generated by the resistor (41) due to overcurrent.
１０ 絶縁チューブ
１１ 開口
２０ 金属線
３０ 金属キャップ
３１ 端子
３２ 嵌合凹部
４０ 回路板
４０１ 板体
４１ 抵抗器
４１１ 端子
DESCRIPTION OF
Claims (4)
前記絶縁チューブ（１０）内に設置され、錫合金からなる金属線（２０）と、
前記金属線（２０）の両端とそれぞれ接続するように、前記絶縁チューブ（１０）の両端にそれぞれ固定される金属キャップ（３０）と
を備えることを特徴とする定温停電抵抗装置。 An insulating tube (10) having an opening (11) at each end;
A metal wire (20) installed in the insulating tube (10) and made of a tin alloy;
A constant temperature power failure resistance device, comprising: metal caps (30) fixed to both ends of the insulating tube (10) so as to be connected to both ends of the metal wire (20), respectively.
該抵抗器（４１）における一方の端子が板体（４０１）の配線に接続され、抵抗器（４１）における他方の端子が該定温停電抵抗装置における一方の端子に接続され、更に、該定温停電抵抗装置における他方の端子が板体（４０１）の配線に接続されることを特徴とする定温停電抵抗装置を有する回路板。 It has a plate (401) to which a resistor (41) having two terminals and a constant temperature power failure resistance device according to claim 3 are attached.
One terminal of the resistor (41) is connected to the wiring of the plate (401), the other terminal of the resistor (41) is connected to one terminal of the constant temperature power failure resistance device, and further, the constant temperature power failure A circuit board having a constant temperature power failure resistance device, wherein the other terminal of the resistance device is connected to the wiring of the plate body (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010000311U JP3158495U (en) | 2010-01-20 | 2010-01-20 | Constant temperature power failure resistance device and circuit board using constant temperature power failure resistance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010000311U JP3158495U (en) | 2010-01-20 | 2010-01-20 | Constant temperature power failure resistance device and circuit board using constant temperature power failure resistance device |
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| Publication Number | Publication Date |
|---|---|
| JP3158495U true JP3158495U (en) | 2010-04-02 |
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| JP2010000311U Expired - Lifetime JP3158495U (en) | 2010-01-20 | 2010-01-20 | Constant temperature power failure resistance device and circuit board using constant temperature power failure resistance device |
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2010
- 2010-01-20 JP JP2010000311U patent/JP3158495U/en not_active Expired - Lifetime
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