JP3744008B2 - Vacuum cleaner - Google Patents

Vacuum cleaner Download PDF

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Publication number
JP3744008B2
JP3744008B2 JP12019594A JP12019594A JP3744008B2 JP 3744008 B2 JP3744008 B2 JP 3744008B2 JP 12019594 A JP12019594 A JP 12019594A JP 12019594 A JP12019594 A JP 12019594A JP 3744008 B2 JP3744008 B2 JP 3744008B2
Authority
JP
Japan
Prior art keywords
shaft
main body
mounting shaft
vacuum cleaner
caster
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
Application number
JP12019594A
Other languages
Japanese (ja)
Other versions
JPH07322976A (en
Inventor
雅一 恩田
雄一 清水
章浩 平野
雅史 岡本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Priority to JP12019594A priority Critical patent/JP3744008B2/en
Publication of JPH07322976A publication Critical patent/JPH07322976A/en
Application granted granted Critical
Publication of JP3744008B2 publication Critical patent/JP3744008B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0054—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing PbO, SnO2, B2O3

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Electric Suction Cleaners (AREA)

Description

【０００１】
【産業上の利用分野】
本発明は、家庭用および産業用の電気掃除機に関するものである。
【０００２】
【従来の技術】
従来のこの種の電気掃除機の構成について、図面を参照しながら説明する。図５に示すように、本体５１は、モーター５２などを内蔵し、前方には紙袋５４を備えて吸気口５６に接続したホース内を通じて集塵する集塵室５５などで構成され、集塵室５５の上方には上方に開閉自在に蓋体６２が配設され、後方の両側面には前後方向に回転するようにローラー５３が取り付けられている。また集塵室５５部分の底面には床面方向に突出した取付軸５７に、キャスターローラー６０を軸６１で回転自在に備えたキャスターカバー５９が取付軸５７の先端部６５とキャスターカバー５９の保持部６４とで回転自在に取り付けられている。
【０００３】
この構成により、使用者が掃除中にホースを介して本体５１を引っ張る際に、前方のキャスターローラー６０を有するキャスターカバー５９が取付軸５７を中心に自在に回転して使用者の引っ張る方向に追従するものである。図中の６３は本体５１の前部底面を示す。
【０００４】
【発明が解決しようとする課題】
しかし、このような構造のものでは、取付軸５７の高さは付け根部分の強度確保、また取付軸５７の外径を均一に形成しながら樹脂などによって成形するために限界を有していることから、本体５１の前部底面６３が家屋の敷居などに当たる事なく乗り越えができるほど高位置に設けることができない。すなわち、敷居などの乗り越え時に家屋に傷を付けたりする使用性の悪いものであった。
【０００５】
本発明は、このような従来の問題点を解決するもので、住宅の構造の時代変化に即応してバリエーションを得られやすくするとともに、敷居などの乗り越え時に家屋に傷を付けたりすることのない使用性を良好にすることを第１の目的とするものである。また、第２の目的は安価に前記第１の目的を達成することである。
【０００６】
【課題を解決するための手段】
前記第１、第２の目的を達成するために、本発明の電気掃除機は本体底面の前部には下方への突出体に固定された軸体を介してキャスターローラーを回転自在に取着して設けると共に、前記本体底面の突出体の先端部には返り止めを設け、前記軸体に設けた凹部との嵌着によって、前記突出体と軸体を固定するものである。
【０００７】
【作用】
上記構成により、本体の前部の底面高さに、住宅の構造の時代変化に即応してバリエーションを得られやすくするとともに、敷居などの乗り越え時に家屋に傷を付けたりすることのない使用性を良好にできるものである。
【０００８】
また、嵌合によって本体底面の突出体と軸体を固定することによって安価に組立てられるものである。
【０００９】
【実施例】
（実施例１）
以下、本発明の一実施例を添付図面に基づいて説明する。
【００１０】
図１に示すように本体１は、電動送風機などを内蔵したモーター室２と、前方には紙袋４を備えて吸気口６に接続したホース内を通じて集塵する集塵室５などで構成され、集塵室５の上方には上方に開閉自在に蓋体２３が設けられ、後方の両側面には前後方向に回転するようにローラー３が取り付けられている。また集塵室５部分の底面には床面方向に突出した円筒状の取付軸Ａ７に、円筒状の取付軸Ｂ８がねじ１２によって固定されており、さらにキャスターローラー１０を軸１１で回転自在に備えたキャスターカバー９が取付軸Ｂ８の先端の引っ掛かりつめ部２１とキャスターカバー９の保持部２２とで回転自在に取り付けられている。図中の１３は本体１の前部底面、１４はキャスターカバー９の反り部分を示す。
【００１１】
この構成により、使用者が掃除中にホースを介して本体１を引っ張る際に、前方のキャスターローラー１０を有するキャスターカバー９が取付軸Ｂ８を中心に自在に回転して使用者の引っ張る方向に追従するものである。
【００１２】
上記構成における作用は次のようになるものである。
【００１３】
高さの異なった取付軸Ｂ８を取り付けることによって本体１の前部底面１３の高さに、住宅の構造の時代変化に即応してバリエーションを得られやすくすることができ、敷居などの乗り越え時に本体１の前部底面１３が敷居に衝突し、傷を付けたりすることがなくキャスターカバー９の反り部分１４によってスムーズに乗り越しができ、使用性を良好にできるものである。
【００１４】
（実施例２）
以下本発明の第２の実施例について説明する。図２に示すように、本実施例の特徴とするところは、前述実施例１の構成に、取付軸Ａ７の先端に形設した掛かり爪１５が引っ掛かる横方向の穴１６を取付軸Ｂ８に設け、両者を嵌合によって固定するものである。
【００１５】
この構成により、前述実施例１のねじ１２を必要とせず、安価に実現できるものである。
【００１６】
（実施例３）
以下本発明の第３の実施例について説明する。図３に示すように、本実施例の特徴とするところは、前述実施例１の構成に、キャスターカバー９と取付軸Ｂ８と取付軸Ａ７とに渡って軸嵌合する軸部分１８と、取付軸Ｂ８、取付軸Ａ７との間にポリアセタール等の樹脂からなる筒状の軸カバー１７を設けるものである。
【００１７】
これにより、取付軸Ｂ８と取付軸Ａ７の嵌合を強固にするとともに、磨耗などに対する耐久性を向上することができるものである。
【００１８】
（実施例４）
以下本発明の第４の実施例について説明する。図４に示すように、本実施例の特徴とするところは、前述実施例１の構成に、取付軸Ｂ８の軸中心１９を床面に対して垂直となるように、取付軸Ｂ８の端面２０に傾斜を設ける構成とした点である。
【００１９】
これにより、取付軸Ｂ８に対するこじり力を減少するとともに、軸中心１９を中心としたキャスターカバー９の回転性を良好にするものである。
【００２０】
なお、取付軸Ｂ８を軟質エラストマー等の材料によって形成するものである。これにより、敷居などの乗り越し時の衝撃を緩和するとともに、敷居への傷付けを防止することができるものである。また、走行時の騒音を低減することができるものである。
【００２１】
【発明の効果】
以上の説明からも明らかなように本発明によれば、住宅の構造の時代変化に即応してバリエーションを得られやすくするとともに、敷居などの乗り越え時に家屋に傷を付けたりすることがなく、使用性を良好にでき、また前記内容を、安価に達成することができるものである。
【図面の簡単な説明】
【図１】 本発明の実施例１の電気掃除機の一部を欠載して断面を示した側面図
【図２】 本発明の実施例２の電気掃除機の一部を欠載して断面を示した側面図
【図３】 本発明の実施例３の電気掃除機の一部を欠載して断面を示した側面図
【図４】 本発明の実施例４の電気掃除機の一部を欠載して断面を示した側面図
【図５】 従来例の電気掃除機の一部を欠載して断面を示した側面図
【符号の説明】
１ 本体
２ モーター室
３ ローラー
５ 集塵室
６ 吸気口
７ 取付軸Ａ（突出体）
８ 取付軸Ｂ（円筒状軸体）
１０ キャスターローラー
１２ ねじ[0001]
[Industrial application fields]
The present invention relates to household and industrial vacuum cleaners.
[0002]
[Prior art]
The configuration of this type of conventional vacuum cleaner will be described with reference to the drawings. As shown in FIG. 5, the main body 51 includes a motor 52 and the like, and includes a dust collection chamber 55 that collects dust through a hose connected to an intake port 56 with a paper bag 54 in the front. A lid body 62 is disposed above 55 so as to be openable and closable upward, and rollers 53 are attached to both rear side surfaces so as to rotate in the front-rear direction. Further, a caster cover 59 provided with a caster roller 60 rotatably on a shaft 61 on a mounting shaft 57 protruding in the floor surface on the bottom surface of the dust collecting chamber 55 portion holds the tip 65 of the mounting shaft 57 and the caster cover 59. A portion 64 is rotatably attached.
[0003]
With this configuration, when the user pulls the main body 51 through the hose during cleaning, the caster cover 59 having the front caster roller 60 freely rotates around the mounting shaft 57 to follow the direction of the user pulling. To do. Reference numeral 63 in the drawing denotes the front bottom surface of the main body 51.
[0004]
[Problems to be solved by the invention]
However, in such a structure, the height of the mounting shaft 57 has a limit to ensure the strength of the base portion and to form the mounting shaft 57 with resin while forming the outer diameter of the mounting shaft 57 uniformly. Therefore, the front bottom surface 63 of the main body 51 cannot be provided at such a high position that it can be overcome without hitting the sill of the house. In other words, it was poor in usability, such as scratching the house when overcoming a threshold.
[0005]
The present invention solves such conventional problems, makes it easy to obtain variations in response to changes in the structure of the house, and does not damage the house when overcoming a sill or the like. The first purpose is to improve usability. Also, Ru der that the second objective is to achieve a low cost the first object.
[0006]
[Means for Solving the Problems]
In order to achieve the first and second objects , the vacuum cleaner of the present invention has a caster roller rotatably attached to a front portion of a bottom surface of a main body through a shaft body fixed to a downward projecting body. In addition, a detent is provided at the tip of the projecting body on the bottom surface of the main body, and the projecting body and the shaft body are fixed by fitting with a recess provided in the shaft body .
[0007]
[Action]
With the above configuration, the height of the bottom of the front of the main unit makes it easy to obtain variations in response to changes in the structure of the house, and it does not cause damage to the house when overcoming a sill, etc. It can be done well.
[0008]
Further, it can be assembled at low cost by fixing the projecting body and the shaft body on the bottom surface of the main body by fitting.
[0009]
【Example】
Example 1
Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.
[0010]
As shown in FIG. 1, the main body 1 includes a motor chamber 2 incorporating an electric blower and the like, a dust collection chamber 5 that collects dust through a hose connected to an intake port 6 with a paper bag 4 in the front, and the like. A lid 23 is provided above the dust collection chamber 5 so as to be openable and closable upward, and rollers 3 are attached to both rear side surfaces so as to rotate in the front-rear direction. A cylindrical mounting shaft B8 is fixed to a bottom surface of the dust collecting chamber 5 portion with a cylindrical mounting shaft A7 projecting in the floor direction by a screw 12, and the caster roller 10 can be rotated about the shaft 11. The provided caster cover 9 is rotatably attached by a catching claw portion 21 at the tip of the mounting shaft B8 and a holding portion 22 of the caster cover 9. In the figure, reference numeral 13 denotes a front bottom surface of the main body 1 and reference numeral 14 denotes a warped portion of the caster cover 9.
[0011]
With this configuration, when the user pulls the main body 1 through the hose during cleaning, the caster cover 9 having the caster roller 10 in the front freely rotates around the mounting shaft B8 and follows the direction of pulling by the user. To do.
[0012]
The operation in the above configuration is as follows.
[0013]
By attaching mounting shafts B8 with different heights, the height of the front bottom surface 13 of the main body 1 can be easily obtained in response to changes in the structure of the house. The front bottom surface 13 of 1 can collide with the sill, and can be smoothly passed over by the warped portion 14 of the caster cover 9 without causing scratches, so that the usability can be improved.
[0014]
(Example 2)
The second embodiment of the present invention will be described below. As shown in FIG. 2, the feature of this embodiment is that the mounting shaft B8 is provided with a lateral hole 16 in the configuration of the first embodiment, in which the hooking claw 15 formed at the tip of the mounting shaft A7 is caught. Both are fixed by fitting.
[0015]
With this configuration, the screw 12 of the first embodiment is not required and can be realized at low cost.
[0016]
Example 3
The third embodiment of the present invention will be described below. As shown in FIG. 3, the present embodiment is characterized in that, in the configuration of the first embodiment, a shaft portion 18 that fits the caster cover 9, the mounting shaft B8, and the mounting shaft A7, and the mounting A cylindrical shaft cover 17 made of a resin such as polyacetal is provided between the shaft B8 and the mounting shaft A7.
[0017]
As a result, the fitting between the mounting shaft B8 and the mounting shaft A7 can be strengthened, and the durability against wear and the like can be improved.
[0018]
(Example 4)
The fourth embodiment of the present invention will be described below. As shown in FIG. 4, the feature of the present embodiment is that the end face 20 of the mounting shaft B8 is the same as that of the first embodiment so that the axis center 19 of the mounting shaft B8 is perpendicular to the floor surface. It is the point which set it as the structure which provides an inclination.
[0019]
Thereby, the twisting force with respect to the mounting shaft B8 is reduced, and the rotation of the caster cover 9 around the shaft center 19 is improved.
[0020]
The attachment shaft B8 is formed of a material such as a soft elastomer. Thereby, it is possible to alleviate the impact of the sill and the like when overpassing and to prevent the sill from being damaged. In addition, noise during traveling can be reduced.
[0021]
【The invention's effect】
As is clear from the above description , according to the present invention , it is easy to obtain variations in response to the changes in the structure of the house, and it is possible to use without damaging the house when overcoming a sill or the like. The above-mentioned contents can be achieved at low cost.
[Brief description of the drawings]
FIG. 1 is a side view showing a section of a part of a vacuum cleaner according to a first embodiment of the present invention. FIG. 2 is a part of the vacuum cleaner according to a second embodiment of the present invention. Fig. 3 is a side view showing a cross section. Fig. 3 is a side view showing a cross section of a part of the vacuum cleaner according to the third embodiment of the present invention. Fig. 4 is a side view of the vacuum cleaner according to the fourth embodiment of the present invention. FIG. 5 is a side view showing a cross section with a part omitted. FIG. 5 is a side view showing a cross section with a part of a conventional vacuum cleaner omitted.
DESCRIPTION OF SYMBOLS 1 Main body 2 Motor chamber 3 Roller 5 Dust collection chamber 6 Air inlet 7 Mounting shaft A (projection body)
8 Mounting shaft B (cylindrical shaft)
10 Caster roller 12 Screw

Claims (1)

電動送風機などを内蔵するモーター室と、前方には紙袋などを装着するとともにホースを接続する吸気口を形設した集塵室を有する本体と、前記本体の後方両側面に前後方向に回転自在に取着したローラーと、前記本体の底面の前部に形設した下方への突出体の先端部に設けた返り止めと、凹部を設けた軸体とを備え、前記返り止めと前記軸体に設けた凹部との嵌着によって、前記突出体と前記軸体を固定し、前記軸体に回転自在に取着したキャスターローラーを設けた電気掃除機。A motor chamber with a built-in electric blower, etc., a main body with a paper bag etc. in the front and a dust collection chamber with a suction port connecting the hose, and both sides of the main body can be rotated in the front-rear direction An attached roller; a detent provided at a tip of a downward projecting body formed in a front portion of the bottom surface of the main body ; and a shaft body provided with a recess; the detent and the shaft body the fitted and the provided recesses, fixed to the shaft member and the projecting member, an electric vacuum cleaner provided with a caster roller was mounted rotatably on the shaft body.
JP12019594A 1994-06-01 1994-06-01 Vacuum cleaner Expired - Fee Related JP3744008B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12019594A JP3744008B2 (en) 1994-06-01 1994-06-01 Vacuum cleaner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12019594A JP3744008B2 (en) 1994-06-01 1994-06-01 Vacuum cleaner

Publications (2)

Publication Number Publication Date
JPH07322976A JPH07322976A (en) 1995-12-12
JP3744008B2 true JP3744008B2 (en) 2006-02-08

Family

ID=14780268

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12019594A Expired - Fee Related JP3744008B2 (en) 1994-06-01 1994-06-01 Vacuum cleaner

Country Status (1)

Country Link
JP (1) JP3744008B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5368034B2 (en) * 2008-09-04 2013-12-18 株式会社東芝 Electric vacuum cleaner

Also Published As

Publication number Publication date
JPH07322976A (en) 1995-12-12

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