EP1285782A1 - Staubsammelapparat für eine Löschvorrichtung - Google Patents

Staubsammelapparat für eine Löschvorrichtung Download PDF

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Publication number
EP1285782A1
EP1285782A1 EP01119698A EP01119698A EP1285782A1 EP 1285782 A1 EP1285782 A1 EP 1285782A1 EP 01119698 A EP01119698 A EP 01119698A EP 01119698 A EP01119698 A EP 01119698A EP 1285782 A1 EP1285782 A1 EP 1285782A1
Authority
EP
European Patent Office
Prior art keywords
components
dust collecting
dust
eraser
inhaling
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.)
Withdrawn
Application number
EP01119698A
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English (en)
French (fr)
Inventor
Te-Hsi Liu
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to EP01119698A priority Critical patent/EP1285782A1/de
Publication of EP1285782A1 publication Critical patent/EP1285782A1/de
Withdrawn legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2894—Details related to signal transmission in suction cleaners
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/36—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back
    • A47L5/365—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back of the vertical type, e.g. tank or bucket type
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2805—Parameters or conditions being sensed
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2857—User input or output elements for control, e.g. buttons, switches or displays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00—Cleaning by methods involving the use of air flow or gas flow
    • B08B5/04—Cleaning by suction, with or without auxiliary action
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00—Blackboard or slate cleaning devices
    • B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust

Definitions

  • the present invention relates to a dust collecting apparatus for eraser or the like dust producing or generating devices and to an eraser provided therewith.
  • the conventional dust collecting apparatus or the like having no power supply automatic-safe-breaking device, in which the power supply shall not be cut off since the said apparatus been using but had not continue been used for a long, time. So the power supply of the said apparatus is still on, which may cause the said apparatus burning out. Furthermore, some users with no conscious about the said apparatus' latest or real situation when they use the said apparatus which also causing the said apparatus burning out or broken or unpredictable happened. This is necessary for researching, improving and disclosing in the present invention.
  • a dust collecting apparatus for eraser consists of an eraser, a dust collecting bag (20), a dust-conducting pies and components (40) and a housing structure which includes an external housing (10) and an interior housing (30), in which:
  • the external housing (10) is fabricated by solidly jointing plates therein, a power supply switch (101), a sensing switch (102), an operation display lamp (103), a bag- swapping display lamp (104) and a power supply automatic cut-off display lamp (105) are disposed on one of front-lateral side of the external housing (10), as well as a certain place of the external housing (10) been opened a opening (106) for bag swapping (shown as Fig. 4). Also, a vacuum exhaust vent (14) is mounted on the bottom chassis external housing (10) and a muting device (15) is disposed in the interior of external housing (10) for isolating and absorbing the noise came from the inhaling components or the like.
  • the power supply switch (101) and sensing switch (102) of the front-lateral side are correspondingly to connect the power supply and inhaling components (33).
  • the power supply switch (101) is of a manual-controlling type and its action dominates the entirely power supply on or off in the present invention.
  • the sensing switch (102) and digital wireless-remote controlling device (514) are correspondingly and by means said device (514) transmits the signals onto the sensing switch (102) for switching the power of inhaling components (33) on or off. While the inhaling components (33) are operating that the operation display lamp (103) shows "green", in contrast, the operation display lamp (103) shows "red”.
  • the bag-swapping display lamp (104) and sensing elements (32) are in the same controlling circuit loop, as the sensing elements (32) detect the dust collecting bag (20) of interior space (31) having accumulated a certain preset amount of dust and no more amount of dust can be inhaled. Under this circumstance, the vacuum value will raise up and reach a certain value, in which a signal will be generated from the sensing elements (32) and switching the bag-swapping display lamp (104) on for reminding the user to renew a dust bag.
  • power supply automatic cut-off display lamp (105) For the power supply automatic cut-off display lamp (105), power supply automatic cut-off device (34) and power supply switch (101) are in the same controlled circuit loop, the function of power supply automatic cut-off will be operating and cut off the power when the user uses said apparatus and then stops using it in a certain period that is over the preset timing. So the power supply automatic cut-off display lamp (105) will enlighten for reminding the power of the said apparatus been totally cut off. The next user must turn on the power supply switch (101), then use it again.
  • the opening (106) is designed for taking out or replacing the dust collecting bag (20).
  • a door leaf (11) is disposed at the opening (106) by bias-pivot rotating for closing or opening to protect the internal section of the housing.
  • a hollow hole (111) is mounted on the middle of the door leaf (11), and the hollow hole (111) is for disposing a straight pipe (12).
  • One end of the straight pipe (12) is inwardly to the housing and interlocks with dust collecting bag (20), the other end is outwardly to the housing and sets a interlocking component (131).
  • the outward end has a jointing head (13) to secure joint with the interlocking components (131) by means of a hooked-locked approach and to connect with dust-conducting pipes and components (40).
  • the rear side of door leaf (11) has a hooked-surface sticking belt (112), as the sticking belt (112) and dust collecting bag (20) are struck on the sticking surface (22) that, also, shall be fixing and bounding the dust collecting bag (20), in which the sticking belt (112) is arranged at the surrounding of hollow hole (111) of the door leaf (11).
  • the dust collecting bag (20) is capillary-mesh-filter-layers-bag-like and made of ventilating materials only for the air passing through, not for dust or the like.
  • a sticking surface (22) with fluff materials or the like materials for using in dust collection Surrounding the outer of dust inlet (21) of dust collecting bag (20) is a sticking surface (22) with fluff materials or the like materials for using in dust collection. Since the dust collecting bag (20) and the straight pipe (12) of door leaf (11) are interlocked, the sticking surface (22) of dust inlet (2 1) and the sticking belt (112) of door leaf (11) will be adhered together for convenient taking off or replacing the dust collecting bag (20).
  • the dust-conducting pipes and components (40) are used as a conduit to the dust collecting bag (20) for the dust blowing into.
  • a channel is formed for the dust being inhaled into the dust collecting bag (20).
  • the external space (16) is made of noise-proof materials and disposed in the interior of the external housing (10).
  • the said device is for absorbing the noises while the inhaling components (33) in operating, and the exhaust vent (14) is for exhausting the air while the inhaling components (33) are working and inhaling the air into.
  • the interior housing (30) is fabricated by a number of plates and arranged at the external space (16) of the external housing (10). Only one lateral side of interior housing (30) is empty, means having no plate, to correspond the opening (106) for tightening and fixing proposals. As the opening (106) of external housing (10) being bias-pivot rotated and outwardly opened-unfolded, the interior space (31) of interior housing (30) is visible, wherein the inward end of jointing head (13) at the straight pipe (12) will lots easier joint with the dust collecting bag (20) which is placed at the interior space (3 1) of interior housing (30).
  • the sensing bar (321) is disposed on the sensing elements (32) and pass through the upper panel of interior housing (30) to reach the deep place of interior space (31).
  • the sensing elements (32) and bag-swapping display lamp (104) are connected in the same circuit loop, as dust of the dust collecting bag (20) in the interior space (31) has been reached a certain amount, the filter layer of dust collecting bag (20), also, will be stuffy and causing the blowing-out air lessening and lessening.
  • the inhaling component (33) is still going on inhaling the air, but the air is blocked by the filter-layer of dust collecting bag (20) that made the inhaling components (33) can only inhale the air of interior space (31). Since the vacuum-scale of interior space (31) raises up and up, meanwhile the sensing bar (321) of sensing elements (32) will go on detecting the vacuum-scale of interior space (31), until said scale raised up to a certain value, then the sensing elements (32) shall transmit a signal to enlighten the bag-swapping display lamp (104) for reminding that is the time to renew a dust collecting bag (20).
  • a base of a housing (331) with its hollow structure where, an outlet (334) is set around and cycled said housing (331), a muting device (333) is mounted in and around the interior circumference of the said housing (331), and a tank is set at the central-middle of the said hosing (331) herein a muting device (333) is mounted around the interior circumference of the tank and a fan-extracting motor (332) is also disposed in the tank, and a filter (335) is mounted at the bottom of the hosing (331).
  • the base of housing (33 1) is for shielding the fan-extracting motor (332) and the muting device (333), of the muting device (333) is for absorbing the noises came from the operating fan-extracting motor (332), the outlet (334) is for inhaling in the exhausted air while the fan-extracting motor (332) is operating and the filter (335) is for filtering the inhaled air with tiny dusts while the fan-extracting motor (332) is working.
  • a muting effect and no more floating dust shall come to and fill with the fan-extracting motor (332) or the interior section of base of housing (331).
  • the power supply automatic cut-off device (34) is for prolonging the lifecycle of this dust collecting apparatus for an eraser.
  • Means the power supply switch (101) is on, but said apparatus been stopped using for a while, so the power of said apparatus is still on that may shorten its life.
  • a preset timing has been set in the power supply automatic cut-off device (34) for cutting off the power supply since the suspended period of the said apparatus is over.
  • the eraser (50) is divided into two compartments, one is a holder (51) and the other one is an erasing tissue (54), in which:
  • the holder (51) is a housing with a hollow structure in its interior and bottom, so a capacity chamber (501) and a vacuum chamber (502) can be easier mounted in its compartment.
  • a starting button (511) and stopping button (512) are disposed on the bottom surface of the holder (51), a jointing head (513) is disposed on the terminate end of holder (51), and a dust-conducting base layer (52) is allocated on the bottom section of holder (51) where a connection panel (53) is interlocked with the bottom surface of dust-conducting base layer (52).
  • the capacity chamber (501) is for placing the digital wireless-remote controlling device (514), wherein the digital wireless-remote controlling device (514) is corresponding to the sensing switch (102) and is switching on/off and transmitting the signal thereto the sensing switch (102) for remote controlling the operation and stop of the inhaling components (33).
  • the digital wireless-remote controlling device (514) will be controlled by them and to distal govern the inhaling components (33) is on or stop working.
  • the vacuum chamber (502) and jointing head (513) are conductive, as the dust is blowing into vacuum chamber (502) which will take this advantage and blowing out from jointing head (513), then renter into jointing pipe (515).
  • the central portion of one side of dust-conducting base layer (52) been opened as slot for mounting a dust-conducting hole (522)
  • the panel of dust-conducting base layer (52) been opened for mounting lots of dust-conducting tunnels (521) with radiated arrangement and concentrated to the central of the dust-conducting base layer (52)
  • the dust-conducting tunnel (521) and dust-conducting hole (522) are intersected and form a space for introducing the dust.
  • the dust-conducting hole (522) of dust-conducting base layer (52) is corresponding to the vacuum chamber (502) of holder (51), means said dust will float through the dust-conducting tunnel (521), the dust-conducting hole (522) and then reach the vacuum chamber (502).
  • connection panel (53) The bottom of dust-conducting base layer (52) is connected to a connection panel (53), of its dimension is the same as the erasing tissue (54).
  • connection panel (531) Several hollow holes (531) are allocated on the connection panel (53), and one surface of connection panel (53) is hooked-like and the connection surface (532) for sticking the erasing tissue (54) of the hollow hole (531) are as conduits for the dust.
  • one surface of the erasing tissue (54) is the sticking surface (542) with fluff materials
  • the other surface is the erasing surface (543) with lots of hollow holes (541) on it. Sticking the erasing tissue (54) and connection panel (53) by means of the connection surface (532) of connection panel (53) to corresponding adhere on the sticking surface (542).
  • the erasing surface (543) of erasing tissue (54) is for erasing something during its up and down operation on the desired place by pressing the erasing tissue (54), wherein the hollow hole (541) will be an inlet for dust and those dusts will be inhaled into the inhaling components (33) with its strong suction power and forward to dust collecting bag (20), hence the hollow hole (541) will be the first conduit of dusts.
  • connection panel (53) For the erasing tissue (54) and connection panel (53) are adhered together, as the erasing tissue (54) is broken or exhausted or other else which can be torn off for convenient renewing a new erasing tissue (54) anytime.
  • a positioned tank (60) is set below a blackboard and a convex pillar (62) is set at the bottom chassis (61) of positioned tank (60).
  • the convex pillar (62) has a hollow shape and an elastic film (63) is mounted on its edge opening section (621), wherein the convex pillar (62) is aligned and responds every hollow hole (541) of erasing tissue (54), where for placing the retired eraser (50) at the positioned tank (60).
  • the dusts must enter the hollow hole (541) of erasing tissue (54) at first and then pass the dust-conducting tunnel (521), dust-conducting hole (522) through vacuum chamber (502). As the dusts reach the vacuum chamber (502), of them will via an opening and then enter the jointing pipe (515), pass through the dust-conducting pipes and components (40), and lastly said dusts will be inhaled into the dust collecting bag (20).
  • the shape of the blackboard in the classroom is rectangle.
  • the length of the jointing pipe (515) may be too long and more inconvenient for the user if only one eraser being or been used in the classroom, so two erasers (50) will be appreciated. But, when the two erasers (50) being used at the classroom, as one of the erasers (50) is on duty for erasing something by pressing the starting button (5 11) for starting the inhaling components (33) on duty, the eraser (50) will be operating the dust-inhaling.
  • the other eraser (50) not on duty shall take action as the duty one eraser (50) does, for the real situation is that only an eraser (50) is erasing something but the other eraser (50) is operating its dust-inhaling, which making the function of dust-inhaling is not very effective. So a solution is that, as one eraser been using on its duty and the other eraser will be placed at positioned tank (60) on its free by its hollow hole (541) of erasing tissue (54) to correspond the convex pillar (62) of the tank (60) for placing into the positioned tank (60). As one of eraser (50) is on duty, the other eraser (50) is free and taking dusts-inhaling either.
  • the free eraser (50) will inhale the edge opening section (621) of convex pillar (62) as air-flowing to project the edge opening section (621) as a ball like for blocking the conduit of eraser (50), hence the eraser (50) can not be in vacuum as well as the function of dusts-inhaling is as normal.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
EP01119698A 2001-08-23 2001-08-23 Staubsammelapparat für eine Löschvorrichtung Withdrawn EP1285782A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP01119698A EP1285782A1 (de) 2001-08-23 2001-08-23 Staubsammelapparat für eine Löschvorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01119698A EP1285782A1 (de) 2001-08-23 2001-08-23 Staubsammelapparat für eine Löschvorrichtung

Publications (1)

Publication Number Publication Date
EP1285782A1 true EP1285782A1 (de) 2003-02-26

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EP01119698A Withdrawn EP1285782A1 (de) 2001-08-23 2001-08-23 Staubsammelapparat für eine Löschvorrichtung

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EP (1) EP1285782A1 (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102699004A (zh) * 2012-06-20 2012-10-03 德清县圆正粉末有限公司 一种粉尘回收装置
CN103991318A (zh) * 2014-05-07 2014-08-20 江苏大学 一种纯机械式绿色吸尘黑板擦
CN105460553A (zh) * 2015-12-11 2016-04-06 无锡普瑞明思机械制造有限公司 一种带有除尘装置的彩印包装机
CN106694470A (zh) * 2017-03-17 2017-05-24 安徽工程大学 黑板擦除灰器
CN108382106A (zh) * 2018-05-29 2018-08-10 武汉理工大学 一种基于倾角测量的自动吸尘黑板擦
CN110588717A (zh) * 2019-10-18 2019-12-20 济南舜达轨道交通设计有限公司 一种人防门联锁防护装置及方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1552713A (en) * 1922-10-26 1925-09-08 William J Leary Blackboard-erasing apparatus
US3172743A (en) * 1965-03-09 Commercial vacuum cleaners
GB2083414A (en) * 1980-09-12 1982-03-24 Nakano Bussan Co Ltd Blackboard wiper assembly
JPH06239096A (ja) * 1993-02-15 1994-08-30 Hitachi Ltd 黒板用チョーク粉塵取り装置
DE20015503U1 (de) * 2000-07-19 2000-12-07 Liu, Te-Hsi, Chu-Pei, Hsin-chu Staubsammelvorrichtung für eine Löschvorrichtung

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3172743A (en) * 1965-03-09 Commercial vacuum cleaners
US1552713A (en) * 1922-10-26 1925-09-08 William J Leary Blackboard-erasing apparatus
GB2083414A (en) * 1980-09-12 1982-03-24 Nakano Bussan Co Ltd Blackboard wiper assembly
JPH06239096A (ja) * 1993-02-15 1994-08-30 Hitachi Ltd 黒板用チョーク粉塵取り装置
DE20015503U1 (de) * 2000-07-19 2000-12-07 Liu, Te-Hsi, Chu-Pei, Hsin-chu Staubsammelvorrichtung für eine Löschvorrichtung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 018, no. 620 (M - 1711) 25 November 1994 (1994-11-25) *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102699004A (zh) * 2012-06-20 2012-10-03 德清县圆正粉末有限公司 一种粉尘回收装置
CN103991318A (zh) * 2014-05-07 2014-08-20 江苏大学 一种纯机械式绿色吸尘黑板擦
CN103991318B (zh) * 2014-05-07 2016-03-02 江苏大学 一种纯机械式绿色吸尘黑板擦
CN105460553A (zh) * 2015-12-11 2016-04-06 无锡普瑞明思机械制造有限公司 一种带有除尘装置的彩印包装机
CN106694470A (zh) * 2017-03-17 2017-05-24 安徽工程大学 黑板擦除灰器
CN108382106A (zh) * 2018-05-29 2018-08-10 武汉理工大学 一种基于倾角测量的自动吸尘黑板擦
CN110588717A (zh) * 2019-10-18 2019-12-20 济南舜达轨道交通设计有限公司 一种人防门联锁防护装置及方法

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