JPH0533608B2

JPH0533608B2 -

Info

Publication number: JPH0533608B2
Application number: JP30154886A
Authority: JP
Inventors: Kazunori Tomita
Original assignee: Matsushita Electric Industrial Co Ltd
Current assignee: Panasonic Holdings Corp
Priority date: 1986-12-19
Filing date: 1986-12-19
Publication date: 1993-05-20
Also published as: JPS63154106A

Description

【発明の詳細な説明】（産業上の利用分野）本発明は、電源入力部に特徴を有する電気炊飯
器に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an electric rice cooker having features in its power input section.

（従来の技術）電気炊飯器は一般に良く知られており、その電
源入力部は第４図に示すようになされている。す
なわち、第４図は従来の電気炊飯器の電源入力部
を示す分解斜視図で、電気炊飯器の本体（以下、
単に本体という）１の下面部に取付け金具２をね
じ３により固着し、これに電源コード端子を電気
的に接触させるためのピン端子４を固着した絶縁
磁器５を当接させた後、ペク枠６を被せ、それに
有する両翼を利用して上記取付け金具２を介し
て、ねじ７により本体下面部に螺着する構造にな
つていた。なお、上記の作業は実際には作業の容
易さから本体１を逆さにして行つている。(Prior Art) Electric rice cookers are generally well known and have a power input section as shown in FIG. That is, FIG. 4 is an exploded perspective view showing the power input section of a conventional electric rice cooker.
A mounting bracket 2 is fixed to the lower surface of the main body (simply referred to as the main body) 1 with screws 3, and an insulating porcelain 5 to which a pin terminal 4 for electrically contacting a power cord terminal is attached is brought into contact with the mounting bracket 2. 6 and screwed onto the lower surface of the main body with screws 7 via the mounting fittings 2 using both wings thereof. Note that the above work is actually performed with the main body 1 upside down for ease of work.

（発明が解決しようとする問題点）しかしながら、上記の構造では絶縁磁器５は、
ペク枠６によつて本体下面部の取付け金具２との
間に閉じ込められているだけであるから、電源コ
ードの差込み装着時に絶縁磁器５ががたつくこと
は避けられず、そのため電源コード端子の接続が
容易でなく、また、組立時には絶縁磁器５が、そ
の螺着位置から簡単にずれて作業がやりにくく、
螺着するねじの数も多く製造コスト高の要因とも
なつている。(Problems to be Solved by the Invention) However, in the above structure, the insulating porcelain 5 is
Since it is only confined between the frame 6 and the mounting bracket 2 on the bottom of the main body, it is inevitable that the insulating porcelain 5 will shake when the power cord is inserted and installed, and therefore the connection of the power cord terminal will be difficult. It is not easy to assemble, and the insulating porcelain 5 easily shifts from its screwed position during assembly, making the work difficult.
The large number of screws required is also a factor in high manufacturing costs.

本発明は上記の電気炊飯器における従来の問題
点を排除することを目的にするものである。 The present invention aims to eliminate the above-mentioned conventional problems in electric rice cookers.

（問題点を解決するための手段）本発明は上記の目的を、ヒータ、熱応動装置、
炊飯鍋および電源入力部等を有する電気炊飯器に
おいて、ピン端子を固定した絶縁磁器をフツク部
を形成したペク枠に仮止め収容してユニツト化
し、これを電気炊飯器本体の下面部の下枠に形成
したスリツトを利用して仮位置づけし、かつ、上
記下枠に設けた他のスリツトに挿入固定した取付
け金具に、上記ペク枠、絶縁磁器を貫通するねじ
を用いて螺着させる構造として達成する。(Means for Solving the Problems) The present invention achieves the above object by using a heater, a thermal response device,
In an electric rice cooker having a rice cooker, a power input section, etc., insulated porcelain to which pin terminals are fixed is temporarily fixed and housed in a frame forming a hook part to form a unit, and this is attached to the lower frame of the lower surface of the electric rice cooker main body. Achieved as a structure in which the mounting bracket is temporarily positioned using the slit formed in the lower frame, and is screwed into the mounting bracket inserted and fixed into another slit provided in the lower frame using a screw that penetrates the frame and the insulating porcelain. do.

（作用）上記の構成による本発明は、ピン端子を固定し
た絶縁磁器はペク枠に収納されてユニツト化さ
れ、一方、取付け金具は事前に本体下面部に形成
したスリツトに仮装着できるから、ユニツト化し
たペク枠を本体の上記スリツトに挿入し、貫通す
るただ１本のビスを用いて上記取付け金具に螺着
することにより組立作業が完成され、しかも上記
の螺着は絶縁磁器を貫通しているので、絶縁磁器
が、したがつてピン端子が移動しないように強固
に本体の下面部に固定でき、電源コード端子の挿
入が容易になり、組立作業も簡単になる。(Function) In the present invention having the above configuration, the insulating porcelain to which the pin terminal is fixed is housed in the frame to form a unit, while the mounting bracket can be temporarily attached to the slit formed in advance on the bottom surface of the main body. The assembly work is completed by inserting the unitized frame into the slit in the main body and screwing it onto the mounting bracket using a single penetrating screw, which also penetrates the insulating porcelain. As a result, the insulating porcelain can be firmly fixed to the lower surface of the main body to prevent the pin terminal from moving, and the power cord terminal can be easily inserted and the assembly work can be simplified.

（実施例）以下、本発明の実施例を図面を用いて説明す
る。(Example) Hereinafter, an example of the present invention will be described using the drawings.

第１図は本発明の一実施例を示す一部切欠側面
図、第２図はその要部を拡大した分解斜視図であ
り、この図は前出第４図と天地が逆に描いてあ
る。 Fig. 1 is a partially cutaway side view showing an embodiment of the present invention, and Fig. 2 is an enlarged exploded perspective view of the main parts, and this figure is drawn upside down from Fig. 4 above. .

これら両図において、１０は電気炊飯器の本体
で、熱応動装置１１を具えたヒータ１２が、保護
枠１３にねじ１４を用いて螺着固定されており、
１５は炊飯鍋である。 In both of these figures, 10 is the main body of the electric rice cooker, and a heater 12 equipped with a thermal response device 11 is screwed and fixed to a protective frame 13 using screws 14.
15 is a rice cooker.

従来例同様のピン端子１６は絶縁磁器１７に貫
通されて、ターミナル金具１８とともにナツト１
９によつて固定されてペク枠２０に収納され、そ
の内側面に形成されたボス２０ａ，２０ｂ（第２
図参照）により仮固定されて、絶縁磁器１７とペ
ク枠２０がユニツト化されている。２１は本体１
０の下面部に形成された樹脂製の下枠で、それに
形成したスリツト２１ａに取付け金具２２が挿入
され、上記下枠２１に設けたフツク２１ｂ利用し
て仮固定されている。 A pin terminal 16 similar to the conventional example is passed through an insulating porcelain 17 and is attached to a nut 1 together with a terminal fitting 18.
9 and housed in the frame 20, and bosses 20a, 20b (second
(see figure), the insulating porcelain 17 and the frame 20 are made into a unit. 21 is main body 1
A mounting bracket 22 is inserted into a slit 21a formed in the lower frame made of resin and is temporarily fixed using a hook 21b provided on the lower frame 21.

絶縁磁器１７とペク枠２０からなるユニツト
は、下枠２１のスリツト２１ｃに挿入されて仮固
定された後、ねじ２３を貫通させて上記取付け金
具２２の雌孔２２′にねじ止め固定することによ
り組立が終了する。 After the unit consisting of the insulating porcelain 17 and the frame 20 is inserted into the slit 21c of the lower frame 21 and temporarily fixed, the unit is fixed by passing the screw 23 through the female hole 22' of the mounting bracket 22. Assembly is completed.

本発明はこのように、下枠２１と取付け金具２
２、またペク枠２０とピン端子１６を固定した絶
縁磁器１７を、それぞれ仮固定またはユニツト化
して組合せ、それら全てを貫通させて１本のねじ
２３により取付け金具２２に螺着することによ
り、簡単、容易に電気炊飯器の電源入力部が形成
される。 The present invention thus includes the lower frame 21 and the mounting bracket 2.
2. In addition, the insulating porcelain 17 to which the frame 20 and the pin terminal 16 are fixed can be temporarily fixed or assembled into a unit, and by passing them all through and screwing them onto the mounting bracket 22 with a single screw 23, it is easy to do. , easily form the power input part of the electric rice cooker.

第３図は本発明の他の実施例を示す分解斜視図
であり、本体１０の下枠２１′が金属により形成
されている場合に適用される。これは下枠２１′
が金属であることを利用して、第１図における取
付け金具２２を不要としたもので、ねじ２３′に
よつて、ペク枠２０′とピン端子１６′を有する絶
縁磁器１７′のユニツト化部品を、直接下枠２
１′にねじ止めするものであり、その他の組立は
全く第１図で示した実施例と同様であるから詳細
な説明を省略する。 FIG. 3 is an exploded perspective view showing another embodiment of the present invention, which is applied when the lower frame 21' of the main body 10 is formed of metal. This is the lower frame 21'
By taking advantage of the fact that the mounting bracket 22 in FIG. 1 is made of metal, the mounting bracket 22 shown in FIG. , directly below the frame 2
1', and the other assembly is completely the same as the embodiment shown in FIG. 1, so a detailed explanation will be omitted.

（発明の効果）以上、詳細に説明して明らかなように本発明
は、ユニツト化し、または仮固定した電源入力部
の接続部品を、電気炊飯器の下枠に仮に固定した
後、全体に貫通させた１本のねじにより全組立部
品を固定して完了するので、電気炊飯器の電源入
力部が簡単、容易に確実に組立てられるととも
に、電気炊飯器の製造コストの低減化も期待でき
る。(Effects of the Invention) As is clear from the above detailed description, the present invention provides a method for temporarily fixing the connecting parts of the power input section, which is unitized or temporarily fixed, to the lower frame of the electric rice cooker, and then penetrating the entire unit. Since all assembly parts are fixed and completed with a single screw, the power input section of the electric rice cooker can be assembled simply, easily, and reliably, and it is also expected that the manufacturing cost of the electric rice cooker will be reduced.

[Brief explanation of drawings]

第１図は本発明の一実施例の全体を示す一部切
欠側面図、第２図はその要部を拡大した分解斜視
図、第３図は他の実施例を示す要部側面図、第４
図は従来例を示す分解斜視図である。１０…本体、１１…熱応動装置、１２…ヒー
タ、１３…保護枠、１５…炊飯鍋、１６，１６′
…ピン端子、１７，１７′…絶縁磁器、１８…タ
ーミナル金具、２０，２０′…ペク枠、２０ａ，
２０ｂ…ボス、２１，２１′…下枠、２１ａ…ス
リツト、２２…取付け金具、２１ｂ…フツク、２
１ｃ…スリツト。 FIG. 1 is a partially cutaway side view showing the whole of one embodiment of the present invention, FIG. 4
The figure is an exploded perspective view showing a conventional example. DESCRIPTION OF SYMBOLS 10...Main body, 11...Thermal response device, 12...Heater, 13...Protection frame, 15...Rice cooking pot, 16, 16'
...Pin terminal, 17,17'...Insulated porcelain, 18...Terminal fitting, 20,20'...Piece frame, 20a,
20b... Boss, 21, 21'... Lower frame, 21a... Slit, 22... Mounting bracket, 21b... Hook, 2
1c...Slit.

Claims

[Scope of Claims] 1. An electric rice cooker having a heater, a thermal response device, a rice cooker, a power input section, etc., in which insulated porcelain to which pin terminals are fixed is temporarily housed in a frame having a hook portion to form a unit, Temporarily position this using the slit formed in the lower frame of the lower surface of the electric rice cooker body, and attach it to the mounting bracket inserted and fixed into the other slit provided in the lower frame, and attach it to the above-mentioned frame and insulated porcelain. An electric rice cooker characterized by being screwed and fixed using a penetrating screw. 2. The electric rice cooker according to claim 1, characterized in that the frame and the insulating porcelain are directly screwed onto the lower frame.