WO2005002412A2 - 電気集塵装置 - Google Patents
電気集塵装置 Download PDFInfo
- Publication number
- WO2005002412A2 WO2005002412A2 PCT/JP2004/009768 JP2004009768W WO2005002412A2 WO 2005002412 A2 WO2005002412 A2 WO 2005002412A2 JP 2004009768 W JP2004009768 W JP 2004009768W WO 2005002412 A2 WO2005002412 A2 WO 2005002412A2
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- WIPO (PCT)
- Prior art keywords
- unit
- power supply
- voltage power
- holding unit
- filter
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/66—Applications of electricity supply techniques
- B03C3/70—Applications of electricity supply techniques insulating in electric separators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/04—Plant or installations having external electricity supply dry type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/04—Plant or installations having external electricity supply dry type
- B03C3/06—Plant or installations having external electricity supply dry type characterised by presence of stationary tube electrodes
Definitions
- the present invention relates to an electric precipitator provided in an air flow path of an air conditioner or the like to remove dust and the like contained in air.
- FIG. It has a holding frame 101, a high-voltage power supply unit 102 arranged at an end of the holding frame 101, a high-voltage terminal 103 from the high-voltage power supply unit 102, and a ground terminal 104. And a detachable filter body 106 having a contact point 1 between the high voltage terminal 103 and the ground terminal 104, and at least one of the high voltage terminal 103 and the ground terminal 104.
- a coil spring 1 07 or a leaf spring 1 0 8 is provided on the terminal, and a terminal 1 0 3, 1 0 that is more resilient than a partition wall 1 0 9 between the high voltage power supply section 1 102 and the inlet of the filter body 1 0 6 4 was provided on the holding frame 101 so that the tip of the 4 protruded.
- the filter main body 106 was attached between the partition wall 109 and the wall 110, but when the filter main body 106 was attached or detached, it was twisted because the filter main body 106 was horizontally long. Can not be easily attached and detached. Further, another electrostatic precipitating unit disclosed in Japanese Patent Application Laid-Open No. 2003-10731, in which the filter frame is formed of a synthetic resin, will be described with reference to FIGS. I will tell.
- a needle-shaped discharge electrode 1103 is provided on the water intake 11102 side of the resin filter frame 1101, and a ventable ground electrode 1104 is provided opposite the discharge electrode 1103.
- a filter device 110 is formed by a filter 110 provided on the downwind side of the ground electrode 110, and a negative height is applied to the discharge electrode 110 by attaching the filter device 110.
- a high-voltage application unit 1107 applies a voltage, and a high-voltage application device is applied to the air flow path provided in the air conditioner, etc., so that the ground is connected to the ground electrode 1104. Was arranged.
- the filter frame 111 is formed of a normal synthetic resin, dust easily adheres to the filter frame 1101 due to the charged static electricity and is contaminated.
- Japanese Patent Application Laid-Open No. 2003-196196 discloses a sound wave generating means for enhancing a function other than a device for applying a high voltage to a dust collecting portion.
- An electric precipitator provided with is disclosed.
- This dust collector will be described with reference to FIG.
- the dust collection unit 2 101 has a dust collection unit 2 101, a housing 210, a discharge electrode 210, a counter electrode 210, a dust collection filter 210, and a discharge unit.
- the control unit 2 107 and the switch 2 1 are set so that the voltage is applied to the electrode 210 and the counter electrode 210 so that the voltage is applied by the DC power source 210 provided outside the dust collection unit 210.
- Air is sent in direction 2 201.
- a DC power supply 210, a control unit 210, and a switch 210 for applying a direct current to the dust collecting unit 210 are provided outside the device, and a sound wave is generated.
- the raw means 2 1 1 0 was provided on the side surface 2 1 0 9 of the dust collection unit housing 2 1 0 2, and was controlled by the sound wave control means 2 1 1 1, so the DC power supply 2 1 0 6 and the control section 2 107, the switch 210, and the sound wave generation means 211, and the sound wave controller 211, which may mutually affect noise, etc.
- the length of the wiring connecting the parts is longer and the adhesion of dust on Measures are complicated.
- Japanese Patent No. 2856580 discloses an air purifier that opens and closes a power supply circuit for a high-voltage power supply device by deforming an elastic portion provided in a filter.
- This air purifier will be described with reference to FIGS. 60 and 61.
- a main body 3102 having a detachable front panel 3101, a pre-filter 3103 detachably mounted on the main body 3102, and dust in the air passing through the prefilter 3103.
- a high-voltage separating device 3104 that removes noise, is provided in the pre-filter 3103, and is deformed by the front panel 3101 when attached to the main body 3102fc.
- Section 310 and a detection switch 3106 for detecting the deformation state of the elastic section 3105, and when the detection switch 310'6 is in the non-detection state, the high piezoelectric separation device 3 The power supply to 104 was shut off.
- the elastic portion 3105 provided in the pre-filter 3103 is pressed and deformed when the front panel 3101 is mounted, so that the elastically deformed elastic portion 310 is provided. 5 acts on the detection switch 3106 side. If the front panel 3101, pre-filter 3103, and detection switch 3106 have different mounting positions, the detection switch 3106 cannot operate correctly.
- the detection switch 310 since the detection switch 310 is exposed, dust tends to adhere thereto, and the switch 310 may malfunction.
- Japanese Patent Application Laid-Open No. 2003-106552 discloses an electric air cleaning device for an air conditioner.
- the air purifier includes a holding frame 4101, a high-voltage power supply unit 4102 arranged at an end of the holding frame 4101, and a high-voltage terminal 4 1 from the high-voltage power supply unit 4102. 0 3 and earth terminal 4104, and has a contact point 4105 between the high voltage terminal 4103 and the earth terminal 4104.It is detached from the holding frame 4101 and provided by itself.
- the filter is composed of a filter main body 4 106.
- the high-voltage power supply section 4102 provided in the holding frame 4101 is provided on the left side on the paper, and the filter body 4106 is mounted on the right side. Therefore, due to the mounting and arrangement of the air conditioner, The high-voltage power supply unit 4102 cannot be provided on the right side.
- the electric dust collecting device is connected to a horizontally long holding unit provided in an air flow path of an air conditioner, a high voltage applying device provided at one end of the holding unit, and a high voltage applying device.
- a contact protection part having a substantially inverted concave shape with an open front surface, including the high-voltage supply terminal, a filter unit to be mounted on the holding unit, and a contact protection so that the filter unit can be detachably mounted on the holding unit.
- a slide projection provided on the filter unit and having a high-voltage receiving terminal that is removably fitted into the portion.
- the high-voltage supply terminal is covered with the contact protection portion, so that dust does not adhere to the high-voltage supply terminal, and it is possible to prevent dust from adhering to the terminal, thereby preventing poor contact or electric leakage.
- contact can be avoided, safety can be improved, and the structure can be simplified and cost can be reduced as compared with a case where a high voltage is applied by providing a limit switch or the like.
- the electric dust collector may further include a regulating rib provided in one of the holding unit and the high-pressure applying device in parallel with a drawing direction of the filter unit.
- a groove is provided in the filter unit to reach the substantially central portion of the filter unit for inserting the regulating rib.
- the electric dust collecting apparatus further comprises a locking means temporarily fixed to the holding unit when the filter unit is pulled out, at the opposite end of the filter unit where the high-pressure receiving terminal is provided. May be further provided.
- the electric dust collector may further include a handle provided on the filter unit so as to be deviated toward the high-voltage receiving terminal.
- the pull-out force by the handle is strongly applied to the high-pressure receiving terminal side of the filter unit having a strong binding force with respect to the holding unit, and is pulled out almost simultaneously with the other terminal having the weak binding force.
- an electric dust collector in still another aspect of the present invention, includes a horizontally long holding unit provided in an air flow path of an air conditioner, a high-pressure application device provided at one end of the holding unit, and a holding unit. And a filter unit removably provided on the main body.
- the filter unit has an intake grill with a first discharge needle electrically connected to the high-voltage applying device and a centrally bulging shape at the center, and a ventilator provided on the leeward side of the first discharge needle.
- a ventilating dust collector provided on the lee side of the first discharge needle.
- the intake grill has non-conductive ribs made of non-conductive resin and conductive ribs connected to a ground electrode and arranged in a grid.
- the tip of the first discharge needle may be surrounded by a conductive rib on the projection plane.
- the corona discharge from the discharge needle is performed also in the conductive ribs of the intake grille other than the ground electrode, and the discharge area of the negative ions is three-dimensionally expanded to promote the negative ionization of the dust and improve the dust collection efficiency. As well as prevent local contamination of the intake grill.
- the shortest distance between the tip of the first discharge needle and the ground electrode and the shortest distance between the tip of the first discharge needle and the conductive rib of the intake grill are substantially the same. Good.
- an electric dust collecting device is provided on an intake darry, wherein a claw provided at a tip end of a conductive rib of an intake grill is provided, and the claw is engaged to attach the conductive rib. And an engagement portion having a concave shape.
- the ground electrode has a metal frame on the outer periphery, and the frame of the ground electrode and the conductive rib of the intake grill are connected at a plurality of cylinders.
- a connecting means may be further provided. The connecting means holds the non-conductive ribs of the intake grill.
- the frame structure ground electrode and the intake grille can be integrated to form a rigid filter unit, which is strong enough to withstand attachment and detachment to the holding unit. However, it is possible to prevent generation of vibration noise due to resonance during operation.
- the electric dust collector may further include a flat auxiliary electrode plate provided on the ground electrode at a position of the shortest distance from the first discharge needle.
- the ground electrode has a frame.
- the electrostatic precipitator is composed of a dust collection filter housed in the frame of the ground electrode, a cutting burr formed on the outer side of the frame, and a filter unit surrounded by a gap between the frame and the ground electrode.
- a frame may be further provided.
- the height of the frame wall of the filter unit frame with the ground electrode as the reference plane should be larger than the height of the frame portion of the ground electrode, and the thickness of the dust collection filter should be set to the height of the frame wall of the ground electrode frame. Greater than
- the electric dust collector may further include a non-deformable dust filter having an opening and housed in the ground electrode.
- the filter unit may have a grid-shaped filter frame for holding the opening side of the dust collecting filter, and fine projections projecting from the grid of the filter frame toward the dust collecting filter side.
- a minute space can be completely formed between the dust collecting filter and the filling frame, so that the entire dust collecting filter can be ventilated and the dust collecting performance can be improved.
- an electric dust collector has a plurality of second discharge needles, a storage groove formed in a horizontally long shape on a front surface of an intake grill, and a shape housed in the storage groove.
- the needle-shaped electrode unit may further include a needle-shaped electrode cover shaped to cover the needle-shaped electrode unit to be fitted, and a pressing rib provided on the needle-shaped electrode force bar.
- a recess is provided in the needle electrode unit. The holding rib abuts the concave portion of the needle electrode unit to fix the needle electrode cover.
- an electric device of an electric precipitator having a filter unit and a holding unit to which the filter unit is attached is provided at one end of the holding unit, and a storage chamber having an upper opening.
- An electrical box having the following components: a high-voltage power supply board housed in the electrical box; an ultrasonic oscillator housed in the housing room of the electrical box; and a lid for closing an opening of the housing room.
- the wiring length can be shortened, workability and transport efficiency can be improved, and It is possible to reduce the size and to prevent dust from adhering to members such as the ultrasonic oscillator, and to prevent the ultrasonic oscillation function from deteriorating.
- an electric device has a metal fitting holding portion provided on an upper surface of a lid, a high voltage power supply terminal held by the metal fitting holding portion at one end, and a high voltage power supply base at the other end. And a high-voltage power supply fitting having a high-voltage power supply connection portion that comes into contact with the board.
- the high-voltage power supply fitting contacts the lid of the storage room and is fixed to the electrical box. The high voltage power supply connection is pressed against the high voltage power supply board.
- the high-voltage power supply fitting may have elasticity at one end and the other end, and a portion held by the fitting holding portion may be formed of a rigid conductive metal plate.
- an opening for supplying ultrasonic waves generated from the ultrasonic oscillator to the filter unit may be provided in the storage chamber.
- a cylindrical projection surrounding the ultrasonic oscillator and facing the opening is formed by the storage chamber and the lid.
- the ultrasonic waves oscillated from the ultrasonic oscillator can be guided to the opening provided in the storage chamber by the cylindrical projection and can be transmitted in a predetermined direction, and the cylindrical projection is divided into two parts and stored.
- the provision of the ultrasonic oscillator on the chamber side and the lid side makes it possible to sandwich and support the ultrasonic oscillator from above and below, so that the ultrasonic oscillator can be reliably supported even in a small storage room.
- the electrical device may further include a lead wire drawn from the high-voltage power supply board, and a connection terminal provided on the electrical component box and connected to the lead wire.
- the electrical box has a small room that surrounds the connection terminals formed in the electrical box and prevents dust.
- connection portion As a result, it is not necessary to separately provide insulation for protecting the connection portion, and it is possible to reliably prevent dust from adhering to the connection portion and to enhance safety.
- an electric device of an electric dust collector including a filter unit and a holding unit to which the filter unit is attached is provided with an electric box provided at one end of the holding unit, and an electric box housed in the electric box.
- High voltage power supply The metal fitting has a high-voltage power supply terminal at one end and a high-voltage power supply connection at the other end.
- the high-voltage power supply board is fixed to the electrical pox when the high-voltage power supply connection is pressed against the high-voltage power supply board.
- an electric precipitator attached to an air flow path connected to a high-voltage power supply section has a control switch having an operation lever, a limit switch for opening and closing the high-voltage power supply section, and an air flow path.
- a holding unit mounted to hold the limit switch, a dust collecting unit detachably mounted to the holding unit, a tiltable bending elastic body provided to the holding unit and opposed to an operation lever of the limit switch; And a switch operation rib provided on the dust unit for moving the bending elastic body.
- the electric dust collector is absorbed by the repulsive force due to the elastic deformation of the bent flexible member, and the limit switch can operate accurately.
- the bending elastic body may be formed in a U-shape or a V-shape.
- the electric dust collector may further include a support rib formed integrally with the holding unit and supporting the bending elastic body in a tiltable manner.
- the holding unit may have an opening formed therein when the switch operation rib is movable.
- the rib-side piece of the bending elastic body facing the switch operation rib is larger than the opening of the holding_knit. Switch operation rib opening When detached further, the opening is substantially covered by the rib-side piece of the bending elastic body.
- the size of the one side portion of the bent elastic body facing the operation lever of the limit switch may be substantially equal to the size of the limit switch.
- the bending elastic body may be provided integrally with an end of the operation lever of the limit switch.
- the limit switch and the bending elastic body can be integrated, and the assembling work and parts management become easy.
- the bending elastic body may include a coil spring, and the operation lever of the limit switch may be operated by the elastic force of the coil spring.
- an electric precipitator connected to a high-voltage power supply unit and mounted on an air flow path has opening and closing means for opening and closing the high-voltage power supply unit, and has a shape mounted on the air flow path.
- an electric dust collecting apparatus includes: a switch operating rib provided on a dust collecting unit for operating an opening / closing means; and a holding unit to which the dust collecting unit is mounted to sandwich the dust collecting unit.
- the unit may further include a first fall prevention support provided on the surface of the unit, and a second fall prevention support provided closer to the opening / closing means than the first fall prevention support. The supporting force of the second fall prevention support is smaller than that of the first fall prevention support.
- the dust collecting unit can be pulled out without being twisted.
- the first fall prevention support may include a first head having a spherical shape and a first coil spring that presses the first head.
- the second fall prevention support may have at least one of a shape and a material different from the first coil spring that presses the second head having a spherical shape and the second head.
- the supporting force of the coil spring can be formed to a different supporting force by a simple change in shape and material.
- the first fall prevention support includes a first head having a spherical shape, a first coil spring that presses the first head, and a first coil spring. And a first storage section for storing.
- the second fall prevention support includes a second head having a spherical shape, a second spring for pressing the second head, and a second storage having a storage dimension different from that of the first storage section. It may have a second storage section for storing the spring.
- an electric dust collector has a shape provided on a holding unit, functions as a high-voltage power supply unit, and includes a high-voltage power supply unit having substantially oppositely symmetrical side surfaces; And a first high-voltage supply terminal and a first ground supply terminal provided on one of both side surfaces of the high-voltage power supply unit.
- a high-voltage receiving terminal and a ground terminal are arranged in the dust collection unit so as to be compatible with the first high-voltage supply terminal and the first ground supply terminal. This makes it possible to share the high-voltage power supply unit.
- the electric dust collector is provided on both sides of the high-voltage power supply unit.
- a second high-voltage supply terminal and a second ground supply terminal provided on the other side, another holding unit provided on the other side on both sides of the high-voltage power supply unit, and another dust collector attached to another holding unit. And a unit.
- the electric dust collecting apparatus slidably supports a pair of parallel rails provided on both sides of an upper end of the dust collecting unit, and a rail provided on the holding unit. It further includes a pair of eaves.
- FIG. 1A is a perspective view of a high-voltage application device of the electrostatic precipitator according to Embodiment 1 of the present invention.
- FIG. 1B is a front view of the filter unit of the electric precipitator according to the first embodiment.
- FIG. 1C is a cross-sectional view of a main part of the electric precipitator according to the first embodiment.
- FIG. 2 is a front view of the holding unit of the electric precipitator according to the first embodiment.
- FIG. 3 is a side view showing a regulating rib of the electric precipitator according to the first embodiment.
- FIG. 4 is a cross-sectional view showing the locking means of the electric precipitator according to the first embodiment.
- FIG. 5 is a front view showing a filter unit of the electric precipitator according to the first embodiment.
- FIG. 6 is a front view of a filter unit of an electric dust collector according to Embodiment 2 of the present invention.
- FIG. 7 is a cross-sectional view showing a filter unit of an electric precipitator according to Embodiment 3 of the present invention.
- FIG. 8 is a front view of a holding unit of the electric precipitator according to the third embodiment.
- FIG. 9 is a front view of the filter unit of the electric precipitator according to the third embodiment.
- FIG. 10 is a perspective view showing an engaging portion for locking the conductive rib of the electric precipitator according to the third embodiment.
- FIG. 11 is a perspective view of a main part of an electric precipitator according to a third embodiment.
- FIG. 12 is a perspective view of a ground electrode of the electric precipitator according to the third embodiment.
- FIG. 13 is a perspective view of an electric precipitator according to the third embodiment.
- FIG. 14 is a front view of a main part of the electric precipitator according to the third embodiment.
- FIG. 15 is a front view of an essential part showing an auxiliary electrode plate of an electric precipitator according to Embodiment 3.
- FIG. 16 is a sectional view of the electric precipitator according to the third embodiment.
- FIG. 17 is a front view showing a filter frame of the electric precipitator according to the third embodiment.
- FIG. 18 is a side view of the electric precipitator according to the third embodiment.
- FIG. 19 is an exploded perspective view of the electric precipitator according to the third embodiment.
- FIG. 20 is an exploded perspective view of the electric precipitator according to the third embodiment.
- FIG. 21 is an enlarged view of the electric precipitator according to the third embodiment.
- FIG. 22 is an exploded perspective view of an electric precipitator according to Embodiment 4 of the present invention.
- FIG. 23 is a plan view of the electric precipitator according to the fourth embodiment.
- FIG. 24 is a plan view of the electric precipitator according to the fourth embodiment.
- FIG. 25 is a sectional view of an electric precipitator according to the fourth embodiment.
- FIG. 26 is a perspective view of an electric precipitator according to the fourth embodiment.
- FIG. 27 is a partial view of an electric precipitator according to Embodiment 5 of the present invention.
- FIG. 28A is a partial view of the electric precipitator according to the fifth embodiment.
- FIG. 28B is a cross-sectional view of the electric precipitator shown in FIG. 28A, taken along line 28B-28B.
- FIG. 29A is a front view of the electric precipitator and the holding device according to the fifth embodiment.
- FIG. 29B is a front view of the electric precipitator and the holding device according to the fifth embodiment.
- FIG. 30 is a front view of the electric precipitator according to the fifth embodiment.
- FIG. 31 is a partial view of another electric precipitator according to Embodiment 5.
- FIG. 32A is a partial view of an electric precipitator according to Embodiment 6 of the present invention.
- FIG. 32B is a partial view of the electric precipitator according to the sixth embodiment.
- FIG. 33 is a partial view of an electric precipitator according to a sixth embodiment.
- FIG. 34 is a partial view of an electric precipitator according to Embodiment 7 of the present invention.
- FIG. 35 is a front view of an electric precipitator according to Embodiment 8 of the present invention.
- FIG. 36 is a partial view of an electric precipitator according to an eighth embodiment.
- FIG. 37 is a partial view of an electric precipitator according to Embodiment 9 of the present invention.
- FIG. 38 is a front view of a dust collecting unit of the electric dust collecting apparatus according to Embodiment 10 of the present invention.
- FIG. 39 is a partial view of an electric precipitator and a holding unit according to the tenth embodiment.
- FIG. 40 is a front view of the electric precipitator according to the tenth embodiment.
- FIG. 41 is a partial view of an electric precipitator and a holding unit according to the tenth embodiment.
- FIG. 42 is a front view of a holding unit of the electrostatic precipitator according to Embodiment 11 of the present invention.
- FIG. 43 is a front view of a dust collecting unit of the electric dust collecting apparatus according to Embodiment 11.
- FIG. 44 is an enlarged view of the electric precipitator shown in FIG.
- FIG. 45 is an enlarged view of the electric precipitator shown in FIG.
- FIG. 46 is a partial view of an electric precipitator according to Embodiment 12 of the present invention.
- FIG. 47 is a partial view of an electric precipitator according to Embodiment 12.
- FIG. 48 is a front view of the high-voltage power supply unit of the electrostatic precipitator according to Embodiment 13 of the present invention.
- FIG. 49 is a partial view of an electric precipitator according to Embodiment 13.
- FIG. 50 is a partial view of an electric precipitator according to Embodiment 13.
- FIG. 51A is an exploded front view of the electrostatic precipitator according to Embodiment 14 of the present invention.
- FIG. 51B is an exploded front view of the electrostatic precipitator according to Embodiment 14 of the present invention.
- FIG. 51C is an exploded front view of the electrostatic precipitator according to Embodiment 14 of the present invention.
- FIG. 52A is a front view of the electrostatic precipitator according to Embodiment 15 of the present invention.
- FIG. 52B is a cross-sectional view of the electric precipitator shown in FIG. 52A, taken along line 52B-52B.
- FIG. 52C is a cross-sectional view of the electric precipitator shown in FIG. 52A, taken along line 52 C- 52 C.
- FIG. 53 is a front view of a conventional electric air cleaning device.
- FIG. 54 is a side view of a conventional electric air cleaning device.
- FIG. 55 is a perspective view of a filter main body of a conventional electric air cleaning device.
- FIG. 56 is a cross-sectional view showing the configuration of a conventional electric dust collecting unit filter device.
- FIG. 57 is a rear view of the filter frame of the conventional electric dust collection unit.
- FIG. 58 is a front view of a conventional filter device for an electric dust collection unit.
- FIG. 59 is an exploded perspective view of still another conventional electric dust collector.
- FIG. 60 is a cross-sectional view of a conventional air purifier.
- FIG. 61 is a perspective view of a prefilter of a conventional air purifier.
- FIG. 62 is a front view of still another conventional electric dust collection unit. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1A is a perspective view of a high-voltage application device of the electrostatic precipitator according to Embodiment 1 of the present invention.
- FIG. 1B is a front view of the filter unit of the electric precipitator according to the first embodiment.
- FIG. 1C is a cross-sectional view of a main part of the electric precipitator according to the first embodiment.
- FIG. 2 is a front view of a holding unit of the electric precipitator according to the first embodiment.
- FIG. 3 is a side view showing a regulating rib of the electric precipitator according to the first embodiment.
- FIG. 4 is a cross-sectional view showing the locking means of the electric precipitator according to the first embodiment.
- FIG. 5 is a front view showing a filter unit of the electric dust collector according to the first embodiment.
- a high-pressure application device 2 is provided at one end of a horizontally long holding unit 1 provided in an air flow path of an air conditioner (not shown) and connected to the high-pressure application device 2.
- a continuous high-voltage supply terminal 3 in the form of a leaf spring is provided in a substantially concave contact protection section 5 that includes the high-voltage supply terminal 3 and that has an open front 4 and is removably fitted into the contact protection section 5.
- the filter unit 8 has a slide projection 7 with a high-voltage receiving terminal 6 detachably fitted to the holding unit 1.
- the filter unit 8 has a discharge needle 9 connected to the high-voltage receiving terminal 6.
- Ground electrode 11 and dust filter 12 are provided on the leeward side of intake grille 10 and discharge needle 9, and handle 13 is provided on intake grille 10 for attaching and detaching filter unit 8 to and from holding unit 1. ing.
- a regulating rib 14 is provided in the high-pressure applying device 2 in parallel to the drawing direction of the filter unit 8, and a groove 15 into which the regulating rib 4 is inserted is substantially in the middle of the filter unit 8.
- a recess 16 is provided at the opposite end of the filter unit 8 where the high-voltage receiving terminal 6 is provided, and an engaging projection 17 that elastically engages the recess 16 is formed.
- Locking means 1 which is provided on the opposite side of unit 1 from which high-voltage applying device 2 is provided, and is temporarily locked to holding unit 1 by means of recess 16 and engaging projection 17 when pulling out filter unit 8 8 is formed.
- the filter unit 8 is pulled out of the holding unit 1 via the handle 13 and removed. At this time, one side of the filter unit 8 is connected to a high-voltage supply terminal 2 having elasticity and connected to the high-voltage applying device 2.
- the filter unit 8 is provided with a slide projection 7 with a high-voltage receiving terminal 6 that is removably fitted into the filter unit 5 and is coupled to the filter unit 8. Since the filter unit 8 is connected by the locking means 18 which is elastically engaged with the projection 17 and is temporarily locked, the left and right sides of the filter unit 8 are held with substantially the same bonding force.
- the groove 15 provided on the filter unit 8 is pulled out along the regulating rib 14 provided on the holding unit 1 side and removed, and then the filter unit 8 is washed. Wash with water to remove dust. Also, when replacing the dust filter 12, remove it with the filter unit 8 and replace it.
- the slide projection 7 having the receiving terminal 6 provided on one side of the filter unit 8 is Contact holding unit provided on holding unit 1 By engaging the opening 4 on the front of the holding unit 5 and moving the filter unit 8 so that it is mounted on the holding unit 1, one side of the filter unit 8 is held by the groove 15 provided in the filter unit 8.
- the high-voltage receiving terminal 6 of the slide projection 7 is positively engaged with the high-voltage supply terminal 3 in the contact protection section 5 and is coupled while being regulated in the movement direction by engaging with the regulating rib 14 provided on the unit 1 side.
- the other side of the fill unit 8 is connected to the engaging projection 17 provided on the side of the holding unit 1 forming the locking means 18 by elastically engaging the concave portion 16 of the fill unit 8. Then, the filter unit 8 is mounted on the holding unit 1.
- the high-pressure application device 2 is provided at one end of the horizontally long holding unit 1 provided in the air flow path of an air conditioner or the like, and the high-pressure application device 2 is provided.
- a contact protection section 5 of approximately inverted concave shape with an open front 4 including the connected high-voltage supply terminal 3, a filter unit 8 attached to the holding unit 1, and detachable from the contact protection section 5
- the filter unit 8 is provided with a slide projection 7 provided with a high-voltage receiving terminal 6 that fits into the filter unit 8, and is detachably mounted on the holding unit 1.
- the high-voltage supply terminal 3 is covered with the contact protection part 5 so that dust does not adhere to the high-voltage supply terminal 3, and it is possible to prevent a poor contact due to the adhesion of dust and a short circuit. . Furthermore, it is possible to prevent finger contact with the high voltage supply terminal 3 to improve safety, and the structure is simpler and costs can be reduced as compared with a case where a high voltage is applied by providing a limit switch or the like. it can.
- the holding unit 1 or the high-pressure applying device 2 is provided with a regulating rib 14 provided in parallel with the drawing direction of the filter unit 8 and a filter unit 8 provided with a groove 15 into which the regulating rib 14 is inserted.
- the groove 15 provided in the filter unit 8 is formed so as to reach almost the center of the filter unit 8, so that when the filter unit 8 is pulled out from the holding unit 1, one end of the holding unit 1
- the groove 15 of the filter unit 8 can be moved halfway along the regulating rib 14 in a substantially parallel manner between the high-pressure applying devices 2, and the filter unit 8 is pulled out without being twisted, and cannot be pulled out. Can be eliminated. Also, fill the filter unit 8 at the opposite end where the high voltage receiving terminal 6 is provided.
- FIG. 6 is a front view of a filter unit of an electric precipitator according to Embodiment 2 of the present invention.
- the handle 13 A provided on the filter unit 8 A is deflected to the high-voltage receiving terminal 6 A side.
- the slide projection 7A provided with the high voltage receiving terminal 6A is engaged so as to engage with the contact protection portion provided on the high voltage applying device provided on the holding unit (not shown).
- the high-voltage reception terminal 6 A side has a stronger coupling force, and a handle is provided at the center of the filter unit 8 A.
- the anti-high pressure application device side with a weak binding force moves first and is in a torn state, but the handle 13 A installed in the filter unit 8 A is supplied with a high binding force with a high binding force.
- the pulling out force by the handle 13 A is greatly applied to the high voltage receiving terminal 6 A side, and it is drawn out first, and with it, the anti-high pressure receiving terminal side is also pulled out and torn. Is lost.
- the handle 13 A provided in the filter unit 8 A is deflected to the high-voltage receiving terminal 6 A side, so that the pull output by the handle 13 A is provided. Is strongly applied to the high-pressure receiving terminal 6 A side of the filter unit 8 A, which has a strong binding force to the holding unit, and is pulled out almost simultaneously with the other side having the weak binding force, and the filter unit 8 A is pulled out without being twisted and pulled out. Becomes easier. (Embodiment 3)
- FIG. 7 is a sectional view showing a filter unit of an electric dust collector according to Embodiment 3 of the present invention.
- FIG. 8 is a front view of a holding unit of the electric precipitator according to the third embodiment.
- FIG. 9 is a front view of the filter unit of the electric precipitator according to the third embodiment.
- FIG. 10 is a perspective view showing an engaging portion for locking a conductive rib of the electric precipitator according to the third embodiment.
- FIG. 11 is a perspective view of a main part of an electric precipitator according to a third embodiment.
- FIG. 12 is a perspective view of a ground electrode of the electric precipitator according to the third embodiment.
- FIG. 13 is a perspective view of the electric precipitator according to the third embodiment.
- FIG. 14 is a front view of a main part of the electric precipitator according to the third embodiment.
- FIG. 15 is a front view of a main part showing an auxiliary electrode plate of an electric precipitator according to Embodiment 3.
- FIG. 16 is a sectional view of an electric precipitator according to the third embodiment.
- FIG. 17 is a front view showing a filter frame of the electric precipitator according to the third embodiment.
- FIG. 18 is a side view of the electric precipitator according to the third embodiment.
- FIG. 19 is an exploded perspective view of the electric precipitator according to the third embodiment.
- FIG. 20 is an exploded perspective view of an electric precipitator according to a third embodiment.
- FIG. 21 is an enlarged view of the electric precipitator according to the third embodiment.
- a high-pressure applying device 1002 is provided at one end of a horizontally long holding unit 1001 provided in an air flow path of an air conditioner (not shown) or the like.
- the filter unit 1007 is detachably provided in the holding unit 1001.
- the fill unit 1007 has a discharge needle 1003 electrically connected to the high-pressure application device 1002, and the intake grille 1004 having a shape whose center bulges forward, and the discharge unit 1007.
- a ground electrode 1005 and a dust collecting filter 1006 provided on the leeward side of 1003 are provided.
- the intake grille 1004 is provided with a nonconductive rib 1008 made of a nonconductive resin and a conductive rib 1009 made of a conductive resin in a grid pattern. Is formed so as to be surrounded by conductive ribs 109 when viewed on the projection surface, and a handle 110 is provided on the intake grille 104.
- the conductive rib 1009 has a claw portion 101 at its tip, and a concave engaging portion 1002 is provided on the intake grill 1004 formed of a non-conductive resin.
- the conductive rib 1009 is attached by engaging the engaging portion 101 with the engaging portion 102.
- the mounting portion 1004b provided with a scoop-shaped notch hole 1001a with a narrow entrance and a circular hole in the back Provided at a plurality of locations, provided with a scoop-shaped protrusion 100 a on the conductive rib 100 9, and provided with a notch hole 1 0 14 a provided in the mounting portion 100 4 b of the ground electrode 100 5
- the conductive rib 1009 is connected to the ground electrode 1005.
- the shortest distance Lb to the rib 109 is substantially the same, and a circular and flat auxiliary electrode plate 105 is provided at the shortest position from the ground electrode 1005.
- a dust collection filter 1006 housed in the frame portion 103 of the ground electrode 1005, and a cutting burr generated at the time of cutting formed on the outer side of the frame portion 103 are formed.
- the height of the frame wall of the filter unit frame 108 is set to be a dog from the height of the frame portion 103 formed with the cutting burrs of the ground electrode 1005 and the dust collection filter.
- the thickness of 06 is formed to be larger than the height of the frame wall of the frame portion 101 of the ground electrode 1005.
- a grid-like filter frame 109 that holds the opening side of the non-deformable dust collection filter 1006 housed in the ground electrode 1005 is provided on the intake grille 100 so as to be openable and closable.
- the fine protrusions 100 protruding toward the dust collection filter 106 are provided on the lattice 110 a of the fill frame 100 19.
- a storage groove 1002 formed in a horizontally long shape is provided on the front surface of the intake grille 1004, and a plurality of discharge needles 1003 are connected in a shape to be stored in the storage groove 1021.
- a needle-shaped electrode unit 1 0 2 2 is provided and becomes a high-voltage receiving terminal of the needle-shaped electrode unit 1 0 2 2 L-shaped filter unit 1 0 7
- a bent piece 1002 4 and a needle electrode cover 1 0 2 5 shaped to cover the needle electrode unit 1 0 2 2 fitted in the storage groove 1 0 2 1 are provided, and the needle electrode cover 1 0 2 5
- a holding rib 10 26 is provided on the needle electrode unit 102. Unit 102 is fixed.
- the high-pressure applying device 1002 is provided at one end of the horizontally long holding unit 1001 provided in the air flow path of an air conditioner or the like, Also, a filter unit 1007 is detachably mounted on the holding unit 1001, and the filter unit 1007 is connected to a high-voltage applying device 1002.
- the intake grille 100 has a shape in which the center is bulged forward, the ventilating ground electrode provided on the leeward side of the discharge needle 103 and the dust collecting filter 1.
- conductive ribs 109 formed of a conductive material in a grid pattern and connecting the conductive ribs 109 to the ground electrode 1005
- the static electricity charged in the air grille 104 can be released, preventing dust from adhering to the intake grille 1004, making it less likely to become dirty and easier to clean, and preventing electric shock to the human body. Can be.
- the corona discharge from the discharge needle 1003 is formed by forming the intake grille 1004 so that the tip of the discharge electrode 1003 is surrounded by the conductive ribs 109 when viewed from the projection plane.
- the negative electrode discharge area is three-dimensionally expanded to promote negative ionization into dust. Dust collection efficiency can be improved, and local contamination of the intake grille 104 can be prevented.
- the amount of discharge from the discharge electrode 1003 to the ground electrode 1005 and the conductive ribs 1009 can be balanced, and the dust collection efficiency is stabilized. In addition to this, it is possible to prevent uneven distribution of the earth-side member caused by the discharge imbalance and prevent deterioration due to the contamination.
- a claw portion 101 is formed at the tip of the conductive rib 1009 of the intake grille 104, and a concave engaging portion 1 is formed on the intake grille 104 formed of non-conductive resin.
- 0 1 2 is provided, and the claw 1 0 1 1 is engaged with the engaging portion 1 0 1 2 and the conductive rib 1 0 9 is attached, so that the discharge ⁇ 1 0 3 and the conductive rib 1 0 9 tip
- safety can be maintained by preventing ground discharge from occurring, the positioning of the conductive ribs 109 can be ensured, and assembly work can be performed easily.
- a ground electrode 1005 having a metal frame portion 103 on the outer periphery, a frame portion 103 of the ground electrode 105, and a conductive rib 1004 of the intake grille 104 are provided. 9 is provided at a plurality of locations, and the non-conductive ribs 100 of the intake grille 104 are sandwiched by the connecting means 104 so that the ground electrode 10 is provided.
- a filter unit frame 100 surrounding the filter unit 105 via a gap 1 0 17 between the frame unit 105 of the filter 105 and a filter unit frame 110 with the ground electrode 100 5 as a reference plane is provided.
- the height of the frame wall of 18 shall be greater than the height of the frame section of earth electrode 100 5 and the thickness of the dust collecting filter 1 0 6 frame of the ground electrode 1 0 5 Since the height of the frame wall is larger than the height of the frame wall of the section 103, the height of the frame wall of the filter unit frame 108 and the height of the thickness of the dust filter 106 are reduced.
- the cutting burrs generated when cutting the metal part formed on the outer side of the frame part 1 0 1 3 will be higher than the cutting burrs 1 0 16 and even if the cutting burrs 1 0 16 are not removed by deburring
- the cutting burrs 10 16 are no longer in the way, reducing the number of processing steps and reducing costs.
- a non-deformable dust filter 100 6 housed in the ground electrode 100 5 and a grid-shaped filter frame 10 1 9 holding the opening side of the dust filter 100 6 are provided.
- the filter unit 1007 is provided, and the fine projections 10020 protruding toward the dust collection filter 1006 side are provided on the grid 109a of the filter frame 109.
- a minute space is formed between the dust collection filter 106 and the filter frame 109, allowing ventilation to pass through the entire dust collection filter 106 to improve dust collection performance. it can.
- Rib 1006 is provided, and it is configured to abut against concave portion 107 provided in needle-shaped electrode unit 102, so that screws or the like are placed at predetermined positions of filter unit 107.
- the discharge needle 1003 can be accurately fixed by a simple mounting operation without using it, and a reduction in dust collection performance due to a variation in the mounting operation can be prevented.
- a horizontally long holding unit provided in an air flow path of an air conditioner, etc.
- a high-pressure applying device provided at one end of the holding unit
- a detachable / removable unit for the holding unit And a high-pressure application device.
- a suction grille having a discharge needle electrically connected to the device and having a center swelling forward, a ventilable ground electrode provided downstream of the discharge needle, and a dust collection filter;
- the grounding electrode is connected to the ground electrode, preventing dust from adhering to the intake grill, making it less likely to become dirty and easier to clean, and preventing electric shock to the human body.
- the intake grill is formed so that the distal end of the discharge needle is surrounded by the conductive ribs as viewed on the projection surface, the dust collection efficiency can be improved and local contamination of the intake grill can be prevented.
- a claw portion is formed at the tip of the conductive rib of the intake grill, and a concave engaging portion is provided on the intake grill formed of a non-conductive resin.
- an earth electrode having a metal frame on the outer periphery, and connecting means for connecting the frame of the earth electrode and the conductive rib of the intake grill at a plurality of locations. Since the configuration is such that the conductive ribs are sandwiched, the assembling work is easy, a rigid filter unit can be formed, and generation of vibration noise due to resonance can be prevented.
- the filter unit includes a non-deformable dust collection filter housed in the ground electrode and a grid-shaped filter frame for pressing the opening side of the dust collection filter. Since the minute projections projecting toward the dust filter are provided, ventilation can be provided to the entire dust collection filter, and the dust collection performance can be improved.
- a storage groove formed in the front of the intake grille in a horizontally long shape a needle electrode unit in which a plurality of discharge needles are connected in a shape housed in the storage groove, and a high voltage receiving terminal of the needle electrode unit.
- FIG. 22 is an exploded perspective view of an electric precipitator according to Embodiment 4 of the present invention.
- FIG. 23 is a plan view of the electric precipitator according to the fourth embodiment.
- FIG. 24 is a plan view of an electric precipitator according to the fourth embodiment.
- FIG. 25 is a sectional view of an electric precipitator according to the fourth embodiment.
- FIG. 26 is a perspective view of an electric precipitator according to the fourth embodiment.
- a high-voltage power supply board 200 is provided in an electrical box 200 provided at one end of the holding unit 200 to which the filter unit 200 is mounted.
- a storage chamber 209 having an opening 207 opening upward is provided, and the cylindrical projection 209 surrounds the ultrasonic oscillator 205 and becomes smaller in diameter toward the opening 207. Divided into two parts, one in the storage room 208, and the other in the opening of the storage room 208.
- a cylindrical projection is provided inside the storage room 208 by providing a cover 201 on the inner surface of the storage room 210 and closing the storage room 208 with the cover 210. 9 is formed.
- a metal holder 201 having a groove 201 formed in the upper surface of the lid 210 of the storage room 208 storing the ultrasonic oscillator 205 is provided, and a filter is provided at one end.
- the high-voltage power supply terminal 201 formed to bend so that the elastic force acts in the lateral direction of the knit 2001 side and to be engaged with the groove 201 of the bracket holding portion 201 is formed.
- the other end is provided with a high-voltage power supply connection portion 214 which is bent so that a neutral force acts on the power supply terminal 204 a of the high-voltage power supply substrate 204 and comes into contact with the power supply terminal 204, and is provided at the center of the two Is provided with a rigid holding part 200, forms a high-voltage power supply bracket 201, and comes into contact with the lid 202 of the storage room 208, and screw it to the electrical box 2003. 7 and the high-voltage power supply terminal 20 13 side is held in the lid 210 of the storage chamber 208, and the high-voltage power supply connection section 214 is pressed against the high-voltage power supply board 204. To be provided.
- a lead wire 210 extending from the high-voltage power supply board 204 and a connection wire connected to the outside of the electrical box 200 via the connection terminal 201 connected to the lead wire 202 20 0 20 is provided and housed in a small room 202 1 formed in the electrical box 200 3 so that high-voltage power is supplied.
- the opening of the small room 202 1 is a small room lid 2
- the electric box 200 is closed with a high-voltage power supply terminal 200 provided with a high-voltage power supply terminal 200 and a high-voltage power supply connection portion 201 provided inside.
- a high-voltage power supply board 204 which is provided with an electric box cover 203 for closing the upper surface of the electric box 2003.
- the high-voltage power supply transformed from the commercial power supply by the high-voltage power supply board 204 is supplied from the high-voltage terminal 204 a to the high-voltage power supply connection portion 214 of the high-voltage power supply bracket 210,
- power is supplied from the high-voltage power supply terminal 200 13 on the other end of the high-voltage power supply bracket 201 16 from the side of the filter unit 200 1, and lead wires 210 18 and connection terminals 210
- High voltage is supplied to the master unit (not shown) through 9 and the connection line 202, and serves as a power source for the negative ion generator and the like.
- the electric box 200 provided at one end of the holding unit 2002 to which the filter unit 200 is mounted is provided with: High-voltage power supply board 204 and super sound housed side by side
- the ultrasonic oscillator 2005 is housed in the storage room 2008 with the upper part opened, and the opening 2007 is closed with the cover 21010.
- the high-voltage power supply board 204 and the ultrasonic oscillator 2005 are provided in the electrical box 2003, so that the length of the wiring can be shortened.
- the efficiency of transportability can be improved, the size of the electrostatic precipitator can be reduced, and dust does not adhere to members such as the ultrasonic oscillator 2005, which reduces the ultrasonic oscillation function. Can be prevented.
- a metal fitting holding part 201 and a metal fitting holding part 201 provided on the upper surface of the lid 210 provided on the storage room 2008 for storing the ultrasonic oscillator 205 are provided. It has a high-voltage power supply terminal 20013 held at one end, and a high-voltage power supply connection portion 214 that contacts the power supply terminal 204a on the high-voltage power supply board 204 at the other end.
- the high-voltage power supply bracket 200 provided is provided, and the vicinity of the center of the high-voltage power supply bracket 210 is brought into contact with the lid 210 of the storage room 208 to fit in the electrical box 2003.
- the high voltage power supply bracket 201 accommodates the ultrasonic oscillator 2005 A high-voltage power supply terminal 200 fixed at a position close to the cover 210 provided in the chamber 208 and a high-voltage power supply terminal 200 provided at one end of the high-voltage power supply terminal 200 13
- the cover 210 of the storage room 208 is fixed via
- the high-voltage power supply connection part 214 provided at the other end of the high-voltage power supply fitting 21016 is pressed into contact with the high-voltage power supply board 204, fixing the lid 210 and supplying high-voltage power.
- the metal fittings 206 can be fixed at the same time, so that workability can be improved and the number of parts can be reduced.
- the high-voltage power supply connection part 201 and the high-voltage power supply terminal 201 provided at both ends of the high-voltage power supply bracket 201 have elasticity, and the central holding part 201 has rigidity.
- the high-voltage power supply bracket 201 is formed by bending a single metal plate so that both ends have elasticity, and the center is fixed with a screw 210.
- the holding portion 200 of the high-voltage power supply connection portion 201 and the high-voltage power supply terminal 201 can be formed without using a plurality of members. Cost reduction is achieved, and it can be formed into a structure with a small occupied area that enables secure fixing without contact point displacement. Giru.
- an opening portion 206 for supplying the ultrasonic wave generated from the ultrasonic oscillator 205 to the filter unit 2001 is provided in the housing room 208, and the ultrasonic oscillator 200 is provided. Oscillation from the ultrasonic oscillator 205 by forming a cylindrical projection 200 that surrounds 5 and that is directed toward the opening 206 through the storage chamber 208 and the lid 210 The guided ultrasonic waves are guided by the cylindrical projections 200 to the opening portion 206 provided in the storage chamber 208, and the ultrasonic waves are directed to the filter unit 2001, which is in a predetermined direction.
- the cylindrical projections 209 are divided into two and provided on the storage room 209 side and the lid 209 side, so that the ultrasonic oscillator 205 is sandwiched and supported from the front and back. This makes it possible to securely support the ultrasonic oscillator 205 even in the narrow storage room 208, and to facilitate the work of mounting the ultrasonic oscillator 205. .
- connection terminal 201 connecting the lead wire 210 and the connection wire 202 is arranged in the small room 2201 provided in the electrical equipment box 203.
- the high-voltage power supply bracket 200 is screwed into the electrical box 200 so that the high-voltage power supply connection portion 214 of the high-voltage power supply bracket 210 is pressed against the high-voltage power supply board 204.
- the high-voltage power supply board 4 can be easily fixed in the electrical pox 3.
- the electrical box provided at one end of the holding unit to which the filter unit is attached, the high-voltage power supply board and the ultrasonic oscillator housed side by side in the electrical box are The ultrasonic oscillator is housed in a storage chamber with an upper opening, and the opening is closed by a lid. Therefore, the length of the wiring can be shortened. The size can be reduced, and the ultrasonic oscillation function can be prevented from lowering.
- a metal bracket provided on the upper surface of the lid provided on the storage chamber for storing the ultrasonic oscillator.
- a high-voltage power supply fitting having a high-voltage power supply terminal at one end and a high-voltage power supply connection part in contact with the high-voltage power supply board at the other end;
- the high-voltage power supply fitting is abutted against the lid of the storage chamber and fixed to the electrical box, and the high-voltage power supply connection portion is pressed into contact with the high-voltage power supply board, so that the lid is fixed and the high-voltage power supply fitting is fixed simultaneously.
- the workability can be improved, and the number of parts can be reduced.
- the high-voltage power supply fitting is formed by bending a conductive metal plate so that the high-voltage power supply connection portion and the high-voltage power supply terminal provided at both ends have elasticity and the holding portion has rigidity. Therefore, the high-voltage power supply connection portion and the high-voltage power supply terminal can be formed, cost can be reduced, and the structure can be formed in a small occupied area that enables secure fixing.
- an opening for supplying ultrasonic waves generated from the ultrasonic oscillator to the filter unit is provided in the storage chamber, and the cylindrical projection surrounding the ultrasonic oscillator and heading toward the opening is formed as the storage chamber. Since it is formed by the lid, the ultrasonic wave can be sent in a predetermined direction, and the ultrasonic oscillator can be reliably supported even in a small storage room.
- a lead wire drawn out from the high-voltage power supply board and a connection wire connected to the lead wire from outside the electrical box through a connection terminal are provided, and a small room surrounding the connection terminal and dustproof is formed in the electrical box. Therefore, it is not necessary to separately provide insulation for protecting the connection part, and it is possible to prevent dust from adhering and to enhance safety.
- the high-voltage power supply bracket is screwed and fixed to the electrical box so that the high-voltage power supply connection part of the high-voltage power supply bracket is pressed against the high-voltage power supply board. It can be easily fixed in a pressed state.
- FIG. 27 is a partial view of an electric precipitator according to Embodiment 5 of the present invention.
- FIG. 28A is a partial view of the electric precipitator according to the fifth embodiment.
- FIG. 28B is a cross-sectional view of the electric precipitator shown in FIG. 28A, taken along line 28B-28B.
- Fig. 29 A and Fig. 29 B 15 is a front view of an electric precipitator and a holding device according to Embodiment 5.
- FIG. FIG. 30 is a front view of the electric precipitator according to the fifth embodiment.
- FIG. 31 is a partial view of another electric dust collector according to the fifth embodiment.
- the holding unit 304 is attached to the air flow path of an air conditioner or the like, and the dust collecting unit is detachably attached to the holding unit 304. .
- a limit switch 3003 for opening and closing the high-voltage power supply unit 3001 provided in the holding unit 3004 is provided, and a U-shape is formed so as to face the operating lever 3006 of the limit switch 3003.
- a bent elastic body 307 which is formed by bending is provided, and a support rib 300 which the bent portion 3008 engages is provided on the holding unit 304.
- the bent elastic body 3007 is fitted to the support rib 300 of the holding unit 304 via the bent portion 310 so as to be tiltable.
- a switch operation rib 3 0 1 1 is provided on the dust collection unit 3 0 5, and the switch operation rib 3 0 1 1 holds the dust collection unit 3 0 5 when it is mounted on the 3 0 0 4 holding unit 3 0 0.
- the switch operation rib 3 0 1 1 is bent.
- the lever of the bent elastic body 3 0 7 is configured to be tilted in the direction of pressing the operation lever 300 of the limit switch 303.
- the dust collecting unit 300 is provided inside the holding unit 310 formed in the holding unit 304.
- 05 is attached to the holding unit 304 so as to move upward from below.
- the switch operation rib 3001 provided in the dust collection unit 3005 is inserted into the opening 310 provided in the holding unit 304, and the switch operation rib 3101 is The rib side piece 3102 of the bending elastic body 3007 is pressed.
- the bending elastic body 3007 is tiltably provided on the supporting rib 3009 and tilts via the bending portion 3008, and the bending elastic body 3007 is compressed inward and compressed.
- Switch 3003 is actuated to energize the high-voltage power supply section 301 and the dust collection unit 3 A high-voltage power supply is applied to 05 to collect dust.
- FIG. 32A is a partial view of an electric precipitator according to Embodiment 6 of the present invention.
- FIG. 32B is a partial view of the electric precipitator according to the sixth embodiment.
- FIG. 33 is a partial view of an electric precipitator according to the sixth embodiment.
- the rib side piece portion 310A of the bending elastic body 300A facing the switch operation rib 31011A has the shape of the switch operation rib 3 011A is formed larger than the opening 301A to be inserted when it is movable, and when the switch operation rib 310A leaves the opening 301OA, the opening 301OA is bent. It is configured to be substantially covered with the rib side piece portion 310 A of the elastic body 307 A.
- the dust collecting unit 304 A when the dust collecting unit 304 A is mounted on the holding unit 304 A, the dust collecting unit 300 A in the opening 301 A provided in the holding unit 304 A is provided.
- the switch operation rib 310A provided in A is inserted, and the opening 310A can be closed by inserting the switch operation rib 310A.
- the rib side piece of the bending elastic body 300A that is formed larger than the opening 310A.
- the opening 3 0 1 0 is formed by the part 3 0 1 2 A facing the opening 3 0 10 A.
- the opening of A is substantially covered, so that the intrusion of dust from the opening 310A into the limit switch 3003A side can be suppressed. Therefore, the periphery of the limit switch 3003A is less likely to be contaminated, and the reliability of the limit switch operation can be improved.
- FIG. 34 is a partial view of an electric precipitator according to Embodiment 7 of the present invention.
- Limit switch 3 0 0 3 B Limit lever 3 0 0 3 B Opposite operation lever 3 0 0 6 B It is formed and configured to be substantially the same as the size of.
- the size is almost the same as the size of the limit switch 300B. It is received by the formed lever one-side piece 3 01 3 A, and can prevent dust from entering the limit switch 3 0 0 3 B side.
- the limit switch 3 0 0 3 B and the operating lever 3 0 0 By preventing contamination of 6B, the limit switch 3003B can be operated accurately.
- FIG. 35 is a front view of an electric precipitator according to Embodiment 8 of the present invention.
- FIG. 36 is a partial view of an electric precipitator according to the eighth embodiment.
- the bending elastic body 300C is integrally provided on the end of the operation lever 300C of the limit switch 300C. To achieve.
- FIG. 37 is a partial view of an electric precipitator according to Embodiment 9 of the present invention.
- a support portion 301 is provided on the limit switch 300D, and a coil spring 30017 as a bending elastic body is inserted into the support portion 301 so as to be extendable and contractible.
- a pressing portion 31016 pressed by a switch operation rib (not shown).
- the other end of the coil spring 3 0 17 is brought into contact with the operation lever 3 0 6 D of the limit switch 3 0 3 D, and the limit switch 3 0 3 D is operated by the elastic force of the coil spring 3 0 7. It is configured to operate the lever 300D.
- the pressing force compresses the coil spring 310 to generate a repulsive force. Due to this repulsive force, the operation lever 3 0 0 6 D of the limit switch 3 0 3 D is moved to operate the limit switch 3 0 0 3 D, and the position of the switch operation rib of the limit switch 3 0 3 3 D Even if there is a variation between them, the limit switch 300D can be operated accurately. In addition, by using a small member such as the coil spring 310, space-saving mounting becomes possible.
- FIG. 38 is a front view of a dust collecting unit of the electric dust collecting apparatus according to Embodiment 10 of the present invention.
- FIG. 39 is a partial view of the electrostatic precipitator and the holding unit according to the tenth embodiment.
- FIG. 40 is a front view of the electric precipitator according to the tenth embodiment.
- FIG. 41 is a partial view of an electric precipitator and a holding unit according to the tenth embodiment.
- the holding unit 400 is fixedly attached to an air flow path of an air conditioner or the like, and the holding unit 400 is attached to the dust collecting unit 410. Is detachably attached.
- On the inner surface of the holding unit 400 formed by a plate spring-shaped high-pressure supply terminal 4001, a spherical head 4002, and a coil spring 4003. Bending elasticity that provides a limit supply switch 4006 that opens and closes the power supply terminal 4004 and the high-voltage power supply circuit of the high-voltage power supply section 4005, and further activates the limit switch 4006 Opening / closing means 408 comprising a body 407 is provided.
- the dust collection unit 410 is provided with a switch operation rib 4101 for operating the opening and closing means 400 of the limit switch 400 on both sides, and both sides are in the opposite direction with the same shape in the opposite direction.
- the shape is symmetric.
- a ground terminal 410, a high voltage receiving terminal 410, a limit switch 400 and a bending elastic body 410 are provided so as to be attached to either side.
- the dust collection unit 410 is provided with a needle electrode plate 401 provided with a plurality of needle electrodes 410, and the needle electrode plate 410 is provided with a high-voltage receiving terminal 400. 13 is provided so as to be electrically connected, and a filter (not shown) configured to collect ionized dust when a high voltage is applied is provided and configured.
- the opening and closing means 4 0 8 which activates the limit switch 4 0 6 by the switch operation rib 4 0 1 1 provided on the dust collecting unit 4 0 10 It moves, the limit switch 4006 operates, and the high-voltage supply terminal 4001 and the ground supply terminal 4004 provided on the holding unit 409, and the dust collection unit 4100
- the provided high-voltage receiving terminal 401 and the ground terminal 410 are electrically connected to collect dust.
- the dust collection unit is provided as shown in FIG.
- the ground terminal 4102 and the high voltage receiving terminal 410 are attached to the left side surface of the 410 and forming the dust collection unit 410, it is the same as the case where it is provided on the right side shown above Dust can be collected by the action of.
- the dust collection unit 4100 corresponding to the holding unit 4109 can be formed by exchanging the high-voltage receiving terminal 4103 and the ground terminal 4012 provided on the The dust collection unit 410 can be shared. (Embodiment 11)
- FIG. 42 is a front view of a holding unit of the electrostatic precipitator according to Embodiment 11 of the present invention.
- FIG. 43 is a front view of the dust collection unit of the electric dust collector according to Embodiment 11.
- FIG. 44 is an enlarged view of the electric precipitator shown in FIG.
- FIG. 45 is an enlarged view of the electric precipitator shown in FIG.
- a switch operation rib 4001A for operating the switching means 4008A of the high voltage power supply circuit is provided on the dust collection unit 410A, and the dust collection unit 4 is provided.
- a pair of fall-preventing supports 400, 17A for holding the dust collection unit 410A are provided on the mounting wall of the holding unit to which the 110A is mounted.
- One side of the fall prevention support 4 0 17 A is provided so as to also serve as a ground connection terminal, and the fall prevention supports 4 0 17 and 4 0 17 A are provided with a spherical head 4 0 2, It is formed by coil springs 400, 400A that press the head 4002, and a storage section 410, which stores the coil springs 400, 400A, is provided.
- the coil spring 4003A has a different shape that changes the wire diameter, etc., is formed of a hard wire, or is formed of a soft wire with a low elasticity, and the fall prevention support 4001A has a different supporting force. Formed.
- the support of the fall prevention support 410 A is formed to be smaller than that of the other fall prevention support.
- the switch operating rib 4101A is provided on the right side of the dust collecting unit 401A by the opening / closing means 400.
- the engagement force of the fall prevention support member 410 is applied to the engagement force engaged with 8 A and acts.
- the engaging force of only the fall prevention support member 410 provided on the holding unit 400 A acts.
- the supporting force of the dust collection unit 401 A from the left and right is substantially the same.
- the dust collection unit 4100A was pulled out without leaning to the left. It will be.
- a switch operating rib 4001A for operating the opening / closing means 40008A provided in the holding unit 400A, a high pressure receiving terminal 41013A and a ground terminal 41012A are provided.
- the side of the dust collection unit 401 OA has higher contact resistance and the left and right support forces are unbalanced. By making them even, it is possible to prevent the dust collecting unit 401 OA from being twisted when being removed.
- the fall prevention support 4 0 17 A is formed by the head 4 0 2 and the coil spring 4 0 3 A, and the number of turns of the coil spring 4 0 3 A / winding diameter or the type of steel material is changed, Change the shape or material of the left and right coil springs 400 and 400 A by making the support force of the fall prevention support 400 17 A smaller than that of the fall prevention support 410.
- the dust collecting unit 410A can be removed without twisting, and the structure can be simplified, and the storage section 410 for storing the coil spring 400A can be of a common size.
- FIG. 46 is a partial view of an electric precipitator according to Embodiment 12 of the present invention.
- FIG. 47 is a partial view of an electric precipitator according to Embodiment 12.
- the head 4002B is integrally provided at the tip of the coil spring 400B to form a fall prevention support 410B, and the holding unit (FIG. (Not shown) to store the fall-prevention support body 410 B in the storage sections 410 A and 410 B provided on the left and right inner surfaces.
- the storage size of one storage section 4108B is changed to provide a different supporting force.
- a dimension adjusting member 410 is provided at the back of the storage section 41018B.
- the coil spring 400 B having a fixed length is in a compressed state only by the size provided with the dimension adjusting member 410, and the supporting force of the head 402B can be increased.
- the use of the fall prevention support member 410 B provided on the opposite side of the fall prevention support member 410 A enables the imbalance of the engaging force with the dust collection unit (not shown). And the dust collection unit can be pulled out without being twisted, and the same shape of coil spring 4003B can be used, thereby standardizing parts. (Embodiment 13)
- FIG. 48 is a front view of the high-voltage power supply unit of the electrostatic precipitator according to Embodiment 13 of the present invention.
- FIG. 49 is a partial view of an electric precipitator according to Embodiment 13.
- FIG. 50 is a partial view of an electric precipitator according to Embodiment 13.
- a high-voltage power supply unit 40 having a high-voltage power supply unit 400 A, which is provided in the holding unit 400 B and whose both sides are substantially symmetrical in opposite directions.
- a switch for opening and closing the high-voltage power supply unit 400A on the left side of the high-voltage power supply unit 420 Attach the mitt switch 400 A, the opening / closing means 4008 B for opening and closing the limit switch 400 A, the high voltage supply terminal 400 1 A, and the ground supply terminal 400 C.
- the high-voltage supply terminal 4001 A and the high-voltage receiving terminal 4 0 13 B and the ground terminal 4 0 1 2 B that match the high-voltage supply terminal 4 0 1 A and the ground supply terminal 4 0 4 C on the right side of the dust collection unit 4 0 1 0 B Is provided.
- the limit switch 4000 is provided on the right side of the high-voltage power supply unit 420.
- 6 A and opening / closing means 4 0 8 B and high-voltage supply terminal 4 0 0 1 A and earth supply terminal 4 0 4 C are attached, and a high-pressure receiving terminal 4 on the left side of the dust collection unit 4 0 10 B 0 13 B and ground terminal 4 0 1 2 B are provided so that the parts of the high voltage power supply unit 4 0 2 0 can be reduced even if the high voltage power supply unit 4 0 2 0 is on either the left or right side of the holding unit.
- the high-voltage power supply unit 420 can be shared by replacing the parts. (Embodiment 14)
- FIGS. 5A and 5B are exploded front views of the electrostatic precipitator according to Embodiment 14 of the present invention. Both sides are almost reverse symmetrical shape, and are held on both sides of high voltage power supply unit (not shown) and high voltage power supply unit 4002 mm with high voltage supply terminal 4001 ⁇ and ground supply terminal 4 004 D Unit 409 C is provided, and the dust collection unit 410 C is attached to the holding unit 400 C.
- the dust collection unit 410 C is mounted via the holding units 400 C provided on both sides of the high voltage power supply unit 402 OA to form a large electric dust collector.
- the high-voltage power supply unit 400A, holding unit 400C, and dust collection unit 410C designed for household electric precipitators can be used for commercial and industrial purposes. It is possible to meet the specifications, and it is not necessary to separately build a commercial or industrial electric dust collector, which can reduce costs and facilitate parts management.
- FIG. 52A is a front view of the electrostatic precipitator according to Embodiment 15 of the present invention.
- FIG. 52B is a cross-sectional view of the electric precipitator shown in FIG. 52A, taken along line 52B-52B.
- FIG. 52C is a cross-sectional view of the electric precipitator shown in FIG. 52A, taken along line 52 C- 52 C.
- a pair of parallel rail sections 4002 is formed on both sides of the upper end of the dust collection unit 410D.
- the dust collection unit 4101D is formed vertically from the tip to the vicinity of the center.
- the holding unit 4 0 9 D for detachably mounting the dust collection unit 4 0 10 D has a pair of eaves 4 0 2 2 at positions corresponding to the rails 4 0 2 1, and the eaves 4 A vertical wall section 4202A extends from the end of the section 222.
- the switch operation rib (not shown) is connected to the opening / closing means (not shown).
- the engaging force to engage acts, and the switch operation rib side comes first. Because it is pulled out, it is easy to be twisted, but the rail section 4002 of the dust collection unit 410D is guided by the eaves section 402 of the holding unit 400D and slides Thereby, it can be pulled out smoothly forward. Also, when mounting the dust collection unit 410 D on the holding unit 400 D, simply insert the rail section 402 into the eave section 420 and push it in, reducing resistance and easily. Can be attached. Industrial applicability
Landscapes
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
- Electrostatic Separation (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/562,665 US7368004B2 (en) | 2003-07-03 | 2004-07-02 | Electric dust collector |
EP04747236A EP1642651A4 (en) | 2003-07-03 | 2004-07-02 | ELECTRIC VACUUM DEVICE |
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-190950 | 2003-07-03 | ||
JP2003-190949 | 2003-07-03 | ||
JP2003190949A JP4507518B2 (ja) | 2003-07-03 | 2003-07-03 | 電気集塵ユニット |
JP2003190950A JP4529386B2 (ja) | 2003-07-03 | 2003-07-03 | 電気集塵ユニット |
JP2003192668A JP4483210B2 (ja) | 2003-07-07 | 2003-07-07 | 電気集塵ユニットの電装装置 |
JP2003-192668 | 2003-07-07 | ||
JP2003-416225 | 2003-12-15 | ||
JP2003416225A JP2005169337A (ja) | 2003-12-15 | 2003-12-15 | 電気集塵ユニット |
JP2003419191A JP4752179B2 (ja) | 2003-12-17 | 2003-12-17 | 電気集塵ユニット |
JP2003-419191 | 2003-12-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005002412A2 true WO2005002412A2 (ja) | 2005-01-13 |
WO2005002412A3 WO2005002412A3 (ja) | 2005-03-03 |
Family
ID=33568898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/009768 WO2005002412A2 (ja) | 2003-07-03 | 2004-07-02 | 電気集塵装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7368004B2 (ja) |
EP (1) | EP1642651A4 (ja) |
WO (1) | WO2005002412A2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007006915A1 (fr) | 2005-07-05 | 2007-01-18 | Rhodia Uk Limited | Produit ignifuge phosphonate et procede |
Families Citing this family (5)
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US9327293B2 (en) * | 2011-05-24 | 2016-05-03 | Carrier Corporation | Electrode support for electrically-enhanced air filtration system |
CN103203286A (zh) * | 2013-03-18 | 2013-07-17 | 杭州艾科宁环境技术有限公司 | 具有两块集尘板的空气净化消毒装置及空气净化消毒机 |
TWI594530B (zh) * | 2016-09-13 | 2017-08-01 | Track terminal protection pieces and conductive sheet combination structure | |
KR102611401B1 (ko) * | 2018-07-20 | 2023-12-06 | 엘지전자 주식회사 | 차량용 공기조화기 |
CN112517170B (zh) * | 2020-11-18 | 2022-06-21 | 山琴芬 | 一种食品多级粉碎加工装置 |
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JPH0694011B2 (ja) * | 1988-12-20 | 1994-11-24 | 株式会社東芝 | 空気清浄装置 |
US4976753A (en) * | 1989-09-01 | 1990-12-11 | Tatung Company Of America, Inc. | Snap-together housing for small appliances |
JPH0773690B2 (ja) * | 1989-12-19 | 1995-08-09 | ダイキン工業株式会社 | 電気集塵器の電撃防止装置 |
JPH03236525A (ja) * | 1990-02-14 | 1991-10-22 | Toshiba Corp | 空気清浄機能付き空気調和機 |
JP2950943B2 (ja) * | 1990-08-24 | 1999-09-20 | 三洋電機株式会社 | 空気清浄器 |
JPH0638927B2 (ja) * | 1990-11-06 | 1994-05-25 | リンナイ株式会社 | 静電式空気清浄装置の電極 |
JP3143144B2 (ja) * | 1991-06-07 | 2001-03-07 | 三洋電機株式会社 | エアーフィルター装置 |
JP3155775B2 (ja) * | 1991-07-19 | 2001-04-16 | 東芝キヤリア株式会社 | 電気集塵機 |
JP2856580B2 (ja) | 1991-10-15 | 1999-02-10 | 株式会社東芝 | 空気清浄器 |
US5330559A (en) * | 1992-08-11 | 1994-07-19 | United Air Specialists, Inc. | Method and apparatus for electrostatically cleaning particulates from air |
GB2279892A (en) * | 1993-07-17 | 1995-01-18 | Robert William Gibbs | Electrostatic filter |
US5622543A (en) * | 1995-09-20 | 1997-04-22 | Yang; Chen-Ho | Rectilinear turbulent flow type air purifier |
US5614002A (en) * | 1995-10-24 | 1997-03-25 | Chen; Tze L. | High voltage dust collecting panel |
JP2982707B2 (ja) * | 1996-09-30 | 1999-11-29 | ダイキン工業株式会社 | 空気清浄機 |
US5759239A (en) * | 1997-05-07 | 1998-06-02 | Yu; Chi-Chin | Air purifier |
US5820660A (en) * | 1997-07-29 | 1998-10-13 | Ko; Li-Sheng | Air cleaner having improved dust collector |
US6164082A (en) * | 1998-03-17 | 2000-12-26 | Funai Electric Co., Ltd. | Air conditioner with air cleaner |
JP3599266B2 (ja) * | 1998-11-04 | 2004-12-08 | ミドリ安全株式会社 | 接点ばね取付構造及び空気清浄装置 |
WO2001064349A1 (fr) * | 2000-03-03 | 2001-09-07 | Matsushita Seiko Co., Ltd. | Appareil depoussiereur et appareil de climatisation |
JP3973859B2 (ja) | 2001-06-29 | 2007-09-12 | 松下エコシステムズ株式会社 | 電気集塵ユニット |
JP3700685B2 (ja) | 2001-07-23 | 2005-09-28 | 松下電器産業株式会社 | 電気集塵装置と集塵方法およびそれを用いた送風装置 |
JP3937783B2 (ja) * | 2001-09-28 | 2007-06-27 | 松下電器産業株式会社 | 空気調和機の電気空気清浄装置 |
-
2004
- 2004-07-02 WO PCT/JP2004/009768 patent/WO2005002412A2/ja active Application Filing
- 2004-07-02 US US10/562,665 patent/US7368004B2/en not_active Expired - Fee Related
- 2004-07-02 EP EP04747236A patent/EP1642651A4/en not_active Withdrawn
Non-Patent Citations (1)
Title |
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See references of EP1642651A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007006915A1 (fr) | 2005-07-05 | 2007-01-18 | Rhodia Uk Limited | Produit ignifuge phosphonate et procede |
Also Published As
Publication number | Publication date |
---|---|
US7368004B2 (en) | 2008-05-06 |
US20060150815A1 (en) | 2006-07-13 |
EP1642651A4 (en) | 2009-02-18 |
WO2005002412A3 (ja) | 2005-03-03 |
EP1642651A2 (en) | 2006-04-05 |
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