JPH04285521A - Suction port body of electric vacuum cleaner - Google Patents
Suction port body of electric vacuum cleanerInfo
- Publication number
- JPH04285521A JPH04285521A JP4982591A JP4982591A JPH04285521A JP H04285521 A JPH04285521 A JP H04285521A JP 4982591 A JP4982591 A JP 4982591A JP 4982591 A JP4982591 A JP 4982591A JP H04285521 A JPH04285521 A JP H04285521A
- Authority
- JP
- Japan
- Prior art keywords
- suction port
- suction
- chamber
- port body
- driving
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 claims abstract description 17
- 230000002265 prevention Effects 0.000 description 7
- 230000037431 insertion Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
Description
【0001】0001
【産業上の利用分野】この発明は、例えばモータ等の駆
動手段により駆動されて吸込口本体を駆動走行させる駆
動輪が設けられた電気掃除機の吸込口体に関するもので
ある。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a suction spout body for a vacuum cleaner, which is provided with a drive wheel which is driven by a driving means such as a motor to drive and drive the suction spout body.
【0002】0002
【従来の技術】この種の吸込口体を備える電気掃除機と
しては、例えば特開平2−7923号公報に開示された
ように、電動機で駆動されるドライブローラ(駆動輪)
で床用吸込具(吸込口体)を駆動走行させるようにした
ものがある。2. Description of the Related Art A vacuum cleaner equipped with this type of suction port has a drive roller (drive wheel) driven by an electric motor, as disclosed in Japanese Patent Laid-Open No. 2-7923, for example.
There is one in which the floor suction device (suction port body) is driven and travels.
【0003】0003
【発明が解決しようとする課題】しかしながら、従来は
単にドライブローラが床用吸込具の自重で清掃面に接触
させられるだけであるため、清掃面が絨毯等の場合には
、ドライブローラの清掃面への密着性が悪く、ドライブ
ローラの回転駆動力が有効に利用されないものであった
。[Problems to be Solved by the Invention] However, in the past, the drive roller was simply brought into contact with the cleaning surface by the weight of the floor suction tool, so when the cleaning surface was a carpet, etc., the cleaning surface of the drive roller The adhesion to the roller was poor, and the rotational driving force of the drive roller was not effectively utilized.
【0004】そこで、この発明は、清掃面が絨毯等であ
っても、ドライブローラすなわち駆動輪の回転駆動力を
充分有効に利用できる電気掃除機の吸込口体を提供する
ことを目的とするものである。SUMMARY OF THE INVENTION Therefore, it is an object of the present invention to provide a suction port body for a vacuum cleaner that can fully and effectively utilize the rotational driving force of a drive roller, that is, a drive wheel, even if the surface to be cleaned is a carpet or the like. It is.
【0005】[0005]
【課題を解決するための手段】この目的を達成するため
、請求項1の発明は、下方に開口する吸込室が前部側に
設けられた吸込口本体と、前記吸込口本体に設けられた
走行輪及び駆動輪と、前記吸込口本体内に設けられて前
記駆動輪を駆動させる駆動手段とを備える電気掃除機の
吸込口体において、前記吸込口本体の吸込室近傍には前
記吸込室側下方に開口する駆動輪室が形成され、該駆動
輪室には前記駆動輪が配設されている電気掃除機の吸込
口体としたことを特徴とするものである。[Means for Solving the Problems] In order to achieve this object, the invention of claim 1 provides a suction port body provided with a suction chamber opening downward on the front side, and a suction port body provided in the suction port body. In a vacuum cleaner suction body comprising a running wheel, a drive wheel, and a drive means provided in the suction mouth body to drive the drive wheel, a suction chamber side of the suction mouth body is provided near the suction chamber of the suction mouth body. The present invention is characterized in that a driving wheel chamber opening downward is formed, and the driving wheel chamber is used as a suction port body of a vacuum cleaner in which the driving wheel is disposed.
【0006】また、請求項2の発明は、請求項1の発明
において、前記吸込室内には長手方向に向けて回転清掃
体が回転駆動可能に保持されていると共に、前記吸込口
本体の底壁には前記吸込室と前記駆動輪室の下部とを区
画する巻込阻止壁が形成されている構成としたものであ
る。[0006] In the invention according to claim 2, in the invention according to claim 1, a rotary cleaning body is rotatably held in the suction chamber in a longitudinal direction, and a bottom wall of the suction port body is An entrainment prevention wall is formed in the drive wheel to partition the suction chamber and the lower part of the drive wheel chamber.
【0007】[0007]
【作用】この様な構成によれば、絨毯等の清掃面を清掃
する際には、吸込室に作用する吸気負圧が駆動輪室に作
用して、絨毯等を駆動輪室側に吸引し、駆動輪に絨毯を
負圧で押し付け密着させることになる。[Function] According to such a configuration, when cleaning a cleaning surface such as a carpet, the intake negative pressure acting on the suction chamber acts on the drive wheel chamber and sucks the carpet etc. into the drive wheel chamber. , the carpet is pressed against the drive wheels using negative pressure to make them adhere tightly.
【0008】また、この吸気負圧で絨毯等が吸込室及び
駆動輪室側に吸引されて持ち上げられても、絨毯等が回
転清掃体と駆動輪との間に巻き込まれるのを巻込防止壁
が阻止することになる。[0008] Furthermore, even if a carpet or the like is sucked into the suction chamber and the drive wheel chamber side by this intake negative pressure and lifted, the entrapment prevention wall prevents the carpet or the like from getting caught between the rotating cleaning body and the drive wheel. will be prevented.
【0009】[0009]
【実施例】以下、この発明の一実施例を図面に基づき説
明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.
【0010】図1〜図3において、1は吸込口本体、2
は吸込口本体1に装着された接続管である。In FIGS. 1 to 3, 1 is the suction port body, 2
is a connecting pipe attached to the suction port body 1.
【0011】吸込口本体1は、下ケース3と、下ケース
3に着脱可能に装着された上ケース4を備えている。図
中、3aは下ケース3の前壁である。また、吸込口本体
1の底壁1aの前部には左右に延びる方形開口5(図1
,図3,図5,図6参照)が形成され、底壁1aの方形
開口5近傍の部分には車輪挿入口1b,1bが左右に間
隔をおいて形成されている。The suction port body 1 includes a lower case 3 and an upper case 4 detachably attached to the lower case 3. In the figure, 3a is the front wall of the lower case 3. Further, in the front part of the bottom wall 1a of the suction port body 1, a rectangular opening 5 (Fig. 1
, 3, 5, and 6), and wheel insertion openings 1b, 1b are formed in the vicinity of the square opening 5 of the bottom wall 1a at intervals on the left and right.
【0012】この車輪挿入口1b,1bの上方の部分は
内ケース6で覆われていて、この内ケース6とケース3
,4との間には接続管2に連通する吸込室7が形成され
ている。また、内ケース6内には、吸込室7及び下方に
開口する駆動輪室8,8が車輪挿入口1b,1bの上方
に位置して形成されている。しかも、底壁1aには吸込
室7と駆動輪室8とを区画する巻込防止壁9が形成され
ている。The upper part of the wheel insertion openings 1b, 1b is covered with an inner case 6, and the inner case 6 and the case 3 are covered with an inner case 6.
, 4, a suction chamber 7 communicating with the connecting pipe 2 is formed. Further, inside the inner case 6, a suction chamber 7 and driving wheel chambers 8, 8 opening downward are formed located above the wheel insertion openings 1b, 1b. Furthermore, an entrainment prevention wall 9 is formed on the bottom wall 1a to partition the suction chamber 7 and the drive wheel chamber 8.
【0013】吸込室7内には左右に延びるアジテータ1
0が回転清掃体として装着されている。このアジテータ
10は、吸込口本体1に両端部が回転自在に保持された
回転軸11と、回転軸11の外周面に螺旋状に植立固定
された可撓性帯状体12を有する。[0013] Inside the suction chamber 7 is an agitator 1 extending left and right.
0 is installed as a rotating cleaning body. This agitator 10 has a rotating shaft 11 whose both ends are rotatably held in the suction port main body 1, and a flexible strip 12 which is helically planted and fixed on the outer peripheral surface of the rotating shaft 11.
【0014】底壁1aの前端両側部には前輪13が走行
輪として回転自在に装着され、底壁1bの後端両側部に
は後輪14が走行輪として回転自在に装着されている。Front wheels 13 are rotatably mounted as running wheels on both sides of the front end of the bottom wall 1a, and rear wheels 14 are rotatably mounted as running wheels on both sides of the rear end of the bottom wall 1b.
【0015】駆動輪室8内には駆動軸15に保持させた
駆動輪16,16が配設されている。この駆動軸15は
、アジテータ10と平行に且つ吸込口本体1に回転自在
に保持されている。この駆動輪16は底壁1aより突出
しており、この駆動輪16の下端は前輪13と後輪14
の下端を結ぶ仮想平面との間に小間隙が形成されるよう
になっている。Drive wheels 16, 16 held by a drive shaft 15 are disposed within the drive wheel chamber 8. The drive shaft 15 is rotatably held in the suction port body 1 in parallel with the agitator 10. This drive wheel 16 protrudes from the bottom wall 1a, and the lower end of this drive wheel 16 is connected to the front wheel 13 and rear wheel 14.
A small gap is formed between the imaginary plane connecting the lower ends of .
【0016】この吸込口本体1内には駆動手段としての
モータ17が装着され、モータ17の出力軸17a及び
アジテータ10の一端部にはギヤ18,19がそれぞれ
固定され、ギヤ18,19にはタイミングベルト20が
掛け渡されている。また、駆動軸15の一端部に固定し
たプーリ21にはタイミングベルト20の外周面が弾接
させられている。これにより、モータ17が作動したと
きに、アジテータ10と駆動輪16は互いに逆回転する
ようになっている。尚、21はタイミングベルトをプー
リ21に押し付けるためのテンションプーリである。A motor 17 as a driving means is mounted inside this suction port body 1, and gears 18 and 19 are fixed to the output shaft 17a of the motor 17 and one end of the agitator 10, respectively. A timing belt 20 is stretched around it. Further, the outer peripheral surface of the timing belt 20 is brought into elastic contact with a pulley 21 fixed to one end of the drive shaft 15. Thereby, when the motor 17 operates, the agitator 10 and the drive wheel 16 rotate in opposite directions. Note that 21 is a tension pulley for pressing the timing belt against the pulley 21.
【0017】次に、この様な構成の電気掃除機の吸込口
体の作用を説明する。Next, the function of the suction port body of the vacuum cleaner constructed as described above will be explained.
【0018】この様な構成によれば、絨毯等の清掃面を
清掃する際には、吸込室7に作用する吸気負圧が駆動輪
室8に作用して、絨毯等を駆動輪室8側に吸引し、駆動
輪16に絨毯を負圧で押し付け密着させることになる。According to such a configuration, when cleaning a cleaning surface such as a carpet, the intake negative pressure acting on the suction chamber 7 acts on the drive wheel chamber 8, and moves the carpet or the like toward the drive wheel chamber 8 side. This causes the carpet to be pressed against the drive wheels 16 with negative pressure and brought into close contact with the drive wheels 16.
【0019】この状態でモータ17を作動させると、モ
ータ17の回転がギヤ18,19及びタイミングベルト
20を介してアジテータ10に伝達されると共にギヤ1
8,タイミングベルト20,駆動軸15及びプーリ21
を介して駆動輪16に伝達される。When the motor 17 is operated in this state, the rotation of the motor 17 is transmitted to the agitator 10 via the gears 18, 19 and the timing belt 20, and
8, timing belt 20, drive shaft 15 and pulley 21
The signal is transmitted to the drive wheels 16 via the .
【0020】これにより、吸込口本体1は駆動輪16に
より前進又は後退駆動させられると共に、アジテータ1
0が回転駆動させられる。この際、駆動輪16とアジテ
ータ10は逆回転させられる。As a result, the suction port main body 1 is driven forward or backward by the drive wheels 16, and the agitator 1
0 is rotated. At this time, the drive wheel 16 and the agitator 10 are rotated in opposite directions.
【0021】また、この様な吸込口本体1の走行に際し
て、吸気負圧で絨毯等が吸込室7及び駆動輪室8側に吸
引されて持ち上げられると共に、駆動輪16とアジテー
タ10が絨毯等を巻き込む方向に回転したとしても、絨
毯等が回転清掃体であるアジテータ10と駆動輪16と
の間に巻き込まれるのが巻込防止壁9により阻止される
ことになる。Further, when the suction port main body 1 travels in this manner, the carpet, etc. is sucked into the suction chamber 7 and the drive wheel chamber 8 side by the negative intake pressure and lifted, and the drive wheel 16 and the agitator 10 move the carpet, etc. Even if the carpet rotates in the winding direction, the winding prevention wall 9 prevents the carpet or the like from winding up between the agitator 10, which is a rotating cleaning body, and the drive wheel 16.
【0022】[0022]
【効果】以上説明したように、請求項1の発明は、下方
に開口する吸込室が前部側に設けられた吸込口本体と、
前記吸込口本体に設けられた走行輪及び駆動輪と、前記
吸込口本体内に設けられて前記駆動輪を駆動させる駆動
手段とを備える電気掃除機の吸込口体において、前記吸
込口本体の吸込室近傍には前記吸込室側下方に開口する
駆動輪室が形成され、該駆動輪室には前記駆動輪が配設
されている構成としたので、清掃面が絨毯等であっても
、清掃時に吸気負圧で駆動輪と絨毯等を密着させること
ができ、この結果、駆動輪の回転駆動力を充分有効に利
用できる。[Effect] As explained above, the invention of claim 1 provides a suction port main body in which a suction chamber opening downward is provided on the front side;
In the suction mouth body of a vacuum cleaner, the suction mouth body of the vacuum cleaner includes a running wheel and a driving wheel provided in the suction mouth body, and a driving means provided in the suction mouth body and driving the driving wheels. A drive wheel chamber that opens downward on the suction chamber side is formed near the chamber, and the drive wheel is disposed in the drive wheel chamber, so even if the surface to be cleaned is a carpet, etc., it can be cleaned easily. At times, the negative intake pressure can bring the driving wheels into close contact with the carpet, etc., and as a result, the rotational driving force of the driving wheels can be used effectively.
【0023】また、請求項2の発明は、請求項1の発明
において、前記吸込室内には長手方向に向けて回転清掃
体が回転駆動可能に保持されていると共に、前記吸込口
本体の底壁には前記吸込室と前記駆動輪室の下部とを区
画する巻込阻止壁が形成されている構成としたので、こ
の吸気負圧で絨毯等が吸込口及び駆動輪室側に吸引され
て持ち上げられても、絨毯等が回転清掃体と駆動輪との
間に巻き込まれるのを巻込防止壁が確実に阻止する。In the invention of claim 2, in the invention of claim 1, a rotary cleaning body is rotatably held in the suction chamber in the longitudinal direction, and the bottom wall of the suction port body is Since the structure is such that an entrapment prevention wall is formed to partition the suction chamber and the lower part of the drive wheel chamber, the carpet, etc. is sucked toward the suction port and the drive wheel chamber side by this intake negative pressure, and is lifted up. Even if the carpet or the like is caught between the rotary cleaning body and the drive wheel, the entrapment prevention wall reliably prevents the carpet or the like from being caught between the rotating cleaning body and the drive wheel.
【図面の簡単な説明】[Brief explanation of the drawing]
【図1】この発明の要部を示す概略断面図である。FIG. 1 is a schematic cross-sectional view showing essential parts of the invention.
【図2】この発明の駆動手段とアジテータ及び駆動輪と
の関係を示す説明図である。FIG. 2 is an explanatory diagram showing the relationship between a drive means, an agitator, and a drive wheel of the present invention.
【図3】図1,図2に示した下ケースの平面図である。FIG. 3 is a plan view of the lower case shown in FIGS. 1 and 2. FIG.
【図4】図3に示した駆動軸に沿う部分の縦断面図であ
る。FIG. 4 is a longitudinal sectional view of a portion along the drive shaft shown in FIG. 3;
【図5】図1に示した上カバーを外して見た下カバー側
の斜視図である。FIG. 5 is a perspective view of the lower cover side shown in FIG. 1 with the upper cover removed.
【図6】図5の部分分解斜視図である。FIG. 6 is a partially exploded perspective view of FIG. 5;
【図7】図5の要部拡大斜視図である。7 is an enlarged perspective view of the main part of FIG. 5. FIG.
1…吸込口本体 7…吸込室 8…駆動輪室 9…巻込防止壁 10…アジテータ(回転清掃体) 16…駆動輪 17…モータ(駆動手段) 1...Suction port body 7...Suction chamber 8...Drive wheel chamber 9...Entanglement prevention wall 10...Agitator (rotating cleaning body) 16...Drive wheel 17...Motor (driving means)
Claims (2)
られた吸込口本体と、前記吸込口本体に設けられた走行
輪及び駆動輪と、前記吸込口本体内に設けられて前記駆
動輪を駆動させる駆動手段とを備える電気掃除機の吸込
口体において、前記吸込口本体の吸込室近傍には前記吸
込室側下方に開口する駆動輪室が形成され、該駆動輪室
には前記駆動輪が配設されていることを特徴とする電気
掃除機の吸込口体。1. A suction port main body in which a suction chamber opening downward is provided on the front side, a running wheel and a driving wheel provided in the suction port main body, and a driving wheel provided in the suction port main body and the driving wheel provided in the suction port main body. In the suction port body of a vacuum cleaner including a drive means for driving a wheel, a drive wheel chamber that opens downward on the suction chamber side is formed near the suction chamber of the suction port body, and the drive wheel chamber is provided with the drive wheel chamber. A suction port body for a vacuum cleaner characterized by being provided with a driving wheel.
転清掃体が回転駆動可能に保持されていると共に、前記
吸込口本体の底壁には前記吸込室と前記駆動輪室の下部
とを区画する巻込阻止壁が形成されていることを特徴と
する請求項1に記載の電気掃除機の吸込口体。2. A rotary cleaning body is rotatably held in the suction chamber in the longitudinal direction, and a bottom wall of the suction port body includes the suction chamber and a lower part of the drive wheel chamber. The suction port body for a vacuum cleaner according to claim 1, further comprising a dividing wall for preventing entrainment.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4982591A JP2693871B2 (en) | 1991-03-14 | 1991-03-14 | Vacuum cleaner suction body |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4982591A JP2693871B2 (en) | 1991-03-14 | 1991-03-14 | Vacuum cleaner suction body |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04285521A true JPH04285521A (en) | 1992-10-09 |
JP2693871B2 JP2693871B2 (en) | 1997-12-24 |
Family
ID=12841879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4982591A Expired - Lifetime JP2693871B2 (en) | 1991-03-14 | 1991-03-14 | Vacuum cleaner suction body |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2693871B2 (en) |
-
1991
- 1991-03-14 JP JP4982591A patent/JP2693871B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2693871B2 (en) | 1997-12-24 |
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