CN112791524B - Automatic wash steam filter - Google Patents
Automatic wash steam filter Download PDFInfo
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- CN112791524B CN112791524B CN202110364685.8A CN202110364685A CN112791524B CN 112791524 B CN112791524 B CN 112791524B CN 202110364685 A CN202110364685 A CN 202110364685A CN 112791524 B CN112791524 B CN 112791524B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
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Abstract
The invention belongs to the field of cleaning equipment, and particularly relates to an automatic cleaning steam filter, which comprises a bottom plate, wherein a boiler is arranged at the upper end of the bottom plate, a supporting seat is fixedly connected at the upper end of the boiler, a water tank is arranged at the upper end of the supporting seat, a water pipe is arranged at the lower end of the water tank, the middle end of the water pipe is fixedly connected with the boiler, a water outlet pipe is arranged at the lower end of the boiler, a first electromagnetic valve is sleeved on the water outlet pipe, an air inlet pipe is arranged at the end of the boiler close to a single-chip microcomputer, a second electromagnetic valve is sleeved on the air inlet pipe, a sprinkling mechanism is arranged at the upper end in the boiler close to the water pipe and connected with a filter screen, a diffusion mechanism is arranged at the end of the boiler close to the water pipe, a first belt pulley and a first sprinkling wheel are driven by a motor to rotate by, the clean water is uniformly sprayed to all parts of the filter screen, and the impurity removal effect on the filter screen is better.
Description
Technical Field
The invention belongs to the field of steam filtering equipment, and particularly relates to an automatic cleaning steam filter.
Background
The steam filter is an indispensable device on a medium conveying pipeline, is usually arranged at the inlet end of a pressure reducing valve, a pressure relief valve, a constant water level valve or other equipment and is used for eliminating impurities in a medium to protect the normal use of the valve and the equipment.
Traditional boiler formula steam cleaner boiler is great, and heat time is long, and the power consumption is many to need add water to cool down it in the boiler during the lack of water, otherwise cause the potential safety hazard easily, and the boiler is the unable self-cleaning filter screen of steam cleaner, causes the filter to become invalid easily.
To this end, we propose a self-cleaning steam filter to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems and provide an automatic cleaning steam filter.
In order to achieve the purpose, the invention adopts the following technical scheme: an automatic cleaning steam filter comprises a bottom plate, wherein a support frame is fixedly connected to the upper end of the bottom plate, a boiler is fixedly connected to the upper end of the support frame, a single chip microcomputer is arranged at the end, close to the boiler, of the bottom plate, a support seat is fixedly connected to the upper end of the boiler, a water tank is arranged at the upper end of the support seat, a water increasing mechanism is arranged at the top end of the water tank, a water pipe is arranged at the lower end of the water tank, the middle end of the water pipe is fixedly connected with the boiler, a water outlet pipe is arranged at the lower end of the boiler, a first electromagnetic valve is sleeved on the water outlet pipe, an air inlet pipe is arranged at the end, close to the single chip microcomputer, a second electromagnetic valve is sleeved on the air inlet pipe, a first transmission line is fixedly connected to the upper, the sprinkling mechanism is connected with a filter screen, and the boiler is provided with a diffusion mechanism close to the output end of the water pipe.
Preferably, the sprinkling mechanism comprises a sliding rod, a frame body, a spring, a partition plate, a contact plate, a point-contact switch, a rotating shaft, a telescopic rod and a sliding plate, wherein the end of the boiler close to the water pipe is fixedly connected with the partition plate, the partition plate is slidably connected with the frame body, the end of the boiler close to the frame body is fixedly connected with the sliding rod, the sliding rod is slidably connected with the frame body, the spring is sleeved outside the sliding rod, the upper end of the spring is fixedly connected with the frame body, the lower end of the spring is fixedly connected with the partition plate, the lower end of the frame body is slidably connected with the contact plate, the end of the partition plate close to the contact plate is fixedly connected with the point-contact switch, the upper end of the boiler close to the frame body is rotatably connected with the rotating shaft, the upper end of the frame body is rotatably connected with the telescopic rod, the middle, the slide is close to the water pipe inner and is equipped with the baffle, the baffle is the cuboid metal block.
Preferably, the frame body is provided with a sliding groove near the lower end of the contact plate, a small spring is arranged in the sliding groove, the contact plate is connected with the sliding groove in a sliding manner, and the contact plate is fixedly connected with the small spring near the sliding groove.
Preferably, the water pipe is provided with a square groove which is communicated from left to right and is close to the end of the sliding plate, a leakage-proof gasket is arranged in the square groove, and the sliding plate is connected in the square groove in a sliding manner.
Preferably, diffusion mechanism comprises motor, first belt pulley, first watering wheel, belt, second watering wheel, boiler middle-end and motor fixed connection, motor output and first belt pulley fixed connection, first belt pulley and the coaxial fixed connection of first watering wheel, first belt pulley cover is equipped with the belt, first belt pulley passes through the belt and drives the rotation of second watering wheel.
Preferably, the end, far away from the first pulley, of the middle end of the boiler is rotatably connected with a second pulley, and the second pulley is coaxially and fixedly connected with a second sprinkling wheel.
Preferably, first watering wheel comprises carousel, loose axle, commentaries on classics board, carousel and loose axle are cylindric metal block, the commentaries on classics board is the cuboid metal block, first watering wheel and the coaxial fixed connection of first belt pulley, the carousel edge rotates with the loose axle to be connected, the loose axle is terminal to be connected with commentaries on classics board fixed connection.
Preferably, the water increasing mechanism comprises a shaft, a dustproof plate, a screw, a first screw hole, a second screw hole and a water inlet hopper, the upper end of the water tank is fixedly connected with the water inlet hopper, one side of the upper end of the water inlet hopper is fixedly connected with the shaft, the shaft is fixedly connected with the dustproof plate, the dustproof plate is far away from the shaft end and is provided with the first screw hole, the water inlet hopper is provided with the second screw hole close to the first screw hole, the inner ends of the first screw hole and the second screw hole are respectively provided with a left-handed thread, the first screw hole and the second screw hole are respectively connected with the screw thread, and the side surface of the screw is provided with a left.
The invention has the beneficial effects that:
1. through setting up watering mechanism, when impurity on the filter screen is accumulated and is won a quantitative time, the filter screen drives framework downstream, the framework drives contact plate downstream, the contact plate contacts behind the point touch switch and sends the signal of telecommunication to second solenoid valve and singlechip through first transmission line, the second solenoid valve is closed, the singlechip passes through the signal of telecommunication of second transmission line to first solenoid valve transmission, first solenoid valve is opened, at this in-process, the framework is through pivot and telescopic link, outwards take out the slide, water in the water tank passes through the water pipe and arranges to the boiler in.
2. Through setting up diffusion mechanism, the motor drives first belt pulley and first watering wheel and rotates, and first belt pulley drives the second watering wheel through the belt and rotates, and first watering wheel and second watering wheel are scattered to water pipe exhaust clear water, make the clear water spill to each department of filter screen uniformly, and the edulcoration effect to the filter screen is better.
3. Through setting up into water and fighting, it is equipped with the axle to intake fill upper end one side, axle and dust guard fixed connection, the first screw that link up from top to bottom is kept away from to the dust guard and the axle head is equipped with, and it is equipped with the second screw to intake to fight to be close to first screw end, first screw and second screw all with screw threaded connection, through this setting, conveniently add water toward in the water tank, dust guard, axle, screw cooperation use, can reduce the water in the water tank and fall into impurity.
Drawings
FIG. 1 is a schematic view of an automatic cleaning steam filter according to the present invention;
FIG. 2 is an enlarged schematic view of an internal watering mechanism of a self-cleaning steam filter provided by the present invention;
FIG. 3 is an internal diffusion mechanism for a self-cleaning vapor filter according to the present invention;
FIG. 4 is an enlarged view of the motor, the first belt pulley and the watering wheel of the internal diffusion mechanism of the automatic cleaning steam filter provided by the present invention;
FIG. 5 is an enlarged schematic view of a first water spray wheel in the internal diffusion mechanism of the automatic cleaning steam filter according to the present invention;
FIG. 6 is an enlarged schematic view of a water increasing mechanism in an internal diffusion mechanism of an automatic cleaning steam filter provided by the invention.
In the figure: 1 bottom plate, 2 support frames, 3 boilers, 4 singlechips, 5 outlet pipes, 6 first solenoid valves, 7 air inlet pipes, 8 second solenoid valves, 9 watering mechanisms, 91 slide bars, 92 frame bodies, 93 springs, 94 partition plates, 95 contact plates, 96 point-contact switches, 97 rotating shafts, 98 telescopic rods, 99 sliding plates, 10 filter screens, 11 diffusion mechanisms, 111 motors, 112 first belt pulleys, 113 first watering wheels, 114 belts, 115 second watering wheels, 12 water pipes, 13 air outlet pipes, 14 supporting seats, 15 water tanks, 16 first transmission lines and 17 second transmission lines.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
As shown in fig. 1-6, an automatic cleaning steam filter comprises a bottom plate 1, a support frame 2 is fixedly connected to the upper end of the bottom plate 1, a boiler 3 is fixedly connected to the upper end of the support frame 2, a single chip microcomputer 4 is arranged at the end of the bottom plate 1 close to the boiler 3, a support seat 14 is fixedly connected to the upper end of the boiler 3, a water tank 15 is arranged at the upper end of the support seat 14, a water increasing mechanism 18 is arranged at the top end of the water tank 15, the water increasing mechanism 18 is composed of a shaft 181, a dust-proof plate 182, a screw 183, a first screw hole 184, a second screw hole 185 and a water inlet hopper 186, the upper end of the water tank 15 is fixedly connected with the water inlet hopper 186, one side of the upper end of the water inlet hopper 186 is fixedly connected with the shaft 181, the shaft 181 is fixedly connected with the dust-proof plate 182, the dust-proof plate 182 is provided with a first screw hole 184 far away from the shaft end 181, the end of the, the screw 183 side is provided with a left-handed screw thread, and through the arrangement, water is conveniently added into the water tank, and the dust guard, the shaft and the screw are matched for use, so that impurities in the water tank can be reduced.
15 lower extremes of water tank are equipped with water pipe 12, water pipe 12 middle-end and 3 fixed connection of boiler, 3 lower extremes of boiler are equipped with outlet pipe 5, the cover of outlet pipe 5 is equipped with first solenoid valve 6, boiler 3 is close to 4 ends of singlechip and is equipped with intake pipe 7, the cover of intake pipe 7 is equipped with second solenoid valve 8, the first transmission line of 4 upper ends fixedly connected with of singlechip 16, 16 upper ends one end fixedly connected with second solenoid valve 8 of first transmission line, 16 upper ends other end connection watering mechanisms 9 of first transmission line.
The upper end of the boiler 3 near the water pipe 12 is provided with a sprinkling mechanism 9, the sprinkling mechanism 9 is connected with a filter screen 10, the sprinkling mechanism 9 is composed of a sliding rod 91, a frame 92, a spring 93, a partition plate 94, a contact plate 95, a point contact switch 96, a rotating shaft 97, an expansion link 98 and a sliding plate 99, the end of the boiler 3 near the water pipe 12 is fixedly connected with the partition plate 94, the partition plate 94 is slidably connected with the frame 92, the end of the boiler 3 near the frame 92 is fixedly connected with the sliding rod 91, the sliding rod 91 is slidably connected with the frame 92, the spring 93 is sleeved outside the sliding rod 91, the upper end of the spring 93 is fixedly connected with the frame 92, the lower end of the spring 93 is fixedly connected with the partition plate 94, the lower end of the frame 92 is slidably connected with the frame 95, the lower end of the partition plate 94 near the contact plate 95 is fixedly connected with the point contact switch 96, the upper end of the boiler 3 near the, the telescopic rod 98 is far away from frame body 92 end and is connected with slide plate 99 rotation, slide plate 99 and water pipe 12 sliding connection, slide plate 99 is close to water pipe 12 inner and is equipped with the baffle, the baffle is the cuboid metal block, through setting up watering mechanism 9, when impurity on the filter screen 10 is accumulated to a certain amount, filter screen 10 drives frame body 92 downstream, frame body 92 drives contact plate 95 downstream, contact plate 95 contacts behind the point-contact switch 96 and sends the signal of telecommunication to second solenoid valve 8 and singlechip 4 through first transmission line 16, second solenoid valve 8 closes, singlechip 4 transmits the signal of telecommunication to first solenoid valve 6 through second transmission line 17, first solenoid valve 6 opens, in this process, frame body 92 is through pivot 97 and telescopic rod 98, outwards take out slide plate 99, the water in the water tank 15 is arranged to boiler 3 through water pipe 12.
The square groove that link up about water pipe 12 is close to slide 99 end and is equipped with, and the square inslot is equipped with the leak protection packing ring, and slide 99 sliding connection is at the square inslot, through this setting, can avoid the clear water in the water pipe 12 to ooze from the gap between square groove and the slide 99, avoids extravagant.
Boiler 3 is close to water pipe 12 output and is equipped with diffusion mechanism 11, diffusion mechanism 11 is by motor 111, first belt pulley 112, first watering wheel 113, belt 114, second watering wheel 115 constitutes, boiler 3 middle-end and motor 111 fixed connection, motor 111 output and first belt pulley 112 fixed connection, first belt pulley 112 and the coaxial fixed connection of first watering wheel 113, first belt pulley 112 cover is equipped with belt 114, first belt pulley 112 drives second watering wheel 115 through belt 114 and rotates, through setting up diffusion mechanism 11, motor 111 drives first belt pulley 112 and first watering wheel 113 and rotates, first belt pulley 112 drives second watering wheel 115 through belt 114 and rotates, first watering wheel 113 and second watering wheel 115 are scattered to the clear water that water pipe 12 discharged, make clear water spill to filter screen 10 each place evenly, the edulcoration effect to filter screen 10 is better.
The end of the boiler 3 far away from the first belt pulley 112 is connected with the second belt pulley in a rotating mode, the second belt pulley is fixedly connected with the second water sprinkling wheel 115 in a coaxial mode, through the arrangement, the first water sprinkling wheel 113 and the second water sprinkling wheel 115 can be driven to rotate simultaneously through the motor 111, and the using efficiency of energy is improved.
First water sprinkling wheel 113 is the same with the second water sprinkling wheel 115 shape size, first water sprinkling wheel 113 is by carousel 1131, loose axle 1132, it constitutes to change board 1133, carousel 1131 is cylindric metal block with loose axle 1132, it is the cuboid metal block to change board 1133, first water sprinkling wheel 113 and the coaxial fixed connection of first belt pulley 112, carousel 1132 edge rotates with loose axle 1131 to be connected, loose axle 1132 is terminal with change board 1133 fixed connection, through this setting, first water sprinkling wheel 113 and second water sprinkling wheel 115 can play fine watering effect, rotatory carousel passes through the loose axle and drives.
The operating principle of the present invention will now be described as follows: the staff starts the motor 111, the motor 111 drives the first belt pulley 112 and the first water sprinkling wheel 113 to rotate, the first belt pulley 112 drives the second belt pulley to rotate through the belt 114, the second belt pulley drives the second water sprinkling wheel 115 to rotate, the single chip microcomputer 4 is started, the single chip microcomputer 4 respectively transmits signals to the second electromagnetic valve 8 through the first transmission line 16 and the second transmission line 17, the first electromagnetic valve 6 transmits signals, the second electromagnetic valve 8 is opened, the first electromagnetic valve 6 is closed, steam enters the boiler 3 through the air inlet pipe 7, the gas flowing in the boiler 3 is accelerated by the first water sprinkling wheel 113 and the second water sprinkling wheel 115, the steam passes through the filter screen 10 and is discharged from the air outlet pipe 13, in the process, the filter screen 10 screens impurities in the steam, when the impurities on the filter screen 10 are accumulated to a certain amount, the filter screen 10 drives the frame body 92 to move downwards, the frame body 92 drives the contact plate 95 to move downwards, the contact plate 95 contacts the point contact switch 96, and then the point contact switch 96 contacts the point contact switch 96 through The singlechip 4 sends an electric signal, the second electromagnetic valve 8 is closed, the singlechip 4 transmits the electric signal to the first electromagnetic valve 6 through the second transmission line 17, the first electromagnetic valve 6 is opened, in the process, the frame body 92 is through the rotating shaft 97 and the telescopic rod 98, the sliding plate 99 is outwards pumped, water in the water tank 15 is discharged to the first water sprinkling wheel 113 and the second water sprinkling wheel 115 in the boiler 3 through the water pipe 12, the first water sprinkling wheel 113 and the second water sprinkling wheel 115 scatter water to each part of the filter screen 10, impurities on the filter screen 10 are flushed down, the mixture of the water and the impurities is discharged from the water outlet pipe 5, after the weight of the filter screen 10 is lightened, each link is reset under the pushing of the spring 93.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. An automatic cleaning steam filter comprises a bottom plate (1) and is characterized in that a support frame (2) is fixedly connected to the upper end of the bottom plate (1), a boiler (3) is fixedly connected to the upper end of the support frame (2), a single chip microcomputer (4) is arranged at the end, close to the boiler (3), of the bottom plate (1), a support seat (14) is fixedly connected to the upper end of the boiler (3), a water tank (15) is arranged at the upper end of the support seat (14), a water increasing mechanism (18) is arranged at the top end of the water tank (15), a water pipe (12) is arranged at the lower end of the water tank (15), the middle end of the water pipe (12) is fixedly connected with the boiler (3), a water outlet pipe (5) is arranged at the lower end of the boiler (3), a first electromagnetic valve (6) is sleeved on the water outlet pipe (5), an air inlet pipe (7) is, the upper end of the single chip microcomputer (4) is fixedly connected with a first transmission line (16), one end of the upper end of the first transmission line (16) is fixedly connected with a second electromagnetic valve (8), the other end of the upper end of the first transmission line (16) is connected with a water sprinkling mechanism (9), the water sprinkling mechanism (9) is arranged at the position, close to the water pipe (12), of the upper end in the boiler (3), the water sprinkling mechanism (9) is connected with a filter screen (10), and the boiler (3) is provided with a diffusion mechanism (11) close to the output end of the water pipe (12);
the sprinkling mechanism (9) is composed of a sliding rod (91), a frame body (92), a spring (93), a partition plate (94), a contact plate (95), a point-contact switch (96), a rotating shaft (97), an expansion rod (98) and a sliding plate (99), wherein the end of the boiler (3) close to the water pipe (12) is fixedly connected with the partition plate (94), the partition plate (94) is slidably connected with the frame body (92), the end of the boiler (3) close to the frame body (92) is fixedly connected with the sliding rod (91), the sliding rod (91) is slidably connected with the frame body (92), the contact plate (93) is sleeved outside the sliding rod (91), the upper end of the spring (93) is fixedly connected with the frame body (92), the lower end of the spring (93) is fixedly connected with the partition plate (94), the lower end of the frame body (92) is slidably connected with the contact plate (95), the end of the partition plate (94) close to the 95) is fixedly connected with the point-contact, the boiler is characterized in that the upper end, close to a frame body (92), of the boiler (3) is rotatably connected with a rotating shaft (97), the upper end of the frame body (92) is rotatably connected with an expansion rod (98), the middle end of the expansion rod (98) is fixedly connected with the rotating shaft (97), the end, far away from the frame body (92), of the expansion rod (98) is rotatably connected with a sliding plate (99), the sliding plate (99) is slidably connected with a water pipe (12), a baffle is arranged at the inner end, close to the water pipe (12), of the sliding plate (99), and the baffle is a cuboid metal block; a sliding groove is formed in the frame body (92) close to the lower end of the contact plate (95), a small spring is arranged in the sliding groove, the contact plate (95) is connected in the sliding groove in a sliding mode, and the small spring is fixedly connected to the contact plate (95) close to the sliding groove; the water pipe (12) is provided with a square groove which is communicated with the left and the right near the end of the sliding plate (99), a leakage-proof gasket is arranged in the square groove, and the sliding plate (99) is connected in the square groove in a sliding manner.
2. The automatic cleaning steam filter of claim 1, wherein the diffusion mechanism (11) is composed of a motor (111), a first belt pulley (112), a first water sprinkling wheel (113), a belt (114) and a second water sprinkling wheel (115), the middle end of the boiler (3) is fixedly connected with the motor (111), the output end of the motor (111) is fixedly connected with the first belt pulley (112), the first belt pulley (112) is coaxially and fixedly connected with the first water sprinkling wheel (113), the first belt pulley (112) is sleeved with the belt (114), and the first belt pulley (112) drives the second water sprinkling wheel (115) to rotate through the belt (114).
3. An automatic cleaning steam filter according to claim 2, characterized in that the middle end of the boiler (3) far from the first pulley (112) is rotatably connected with a second pulley, and the second pulley is coaxially and fixedly connected with the second sprinkling wheel (115).
4. The automatic cleaning steam filter of claim 2, wherein the first water sprinkling wheel (113) and the second water sprinkling wheel (115) are the same in shape and size, the first water sprinkling wheel (113) is composed of a rotating disc (1131), a movable shaft (1132) and a rotating plate (1133), the rotating disc (1131) and the movable shaft (1132) are cylindrical metal blocks, the rotating plate (1133) is a cuboid metal block, the first water sprinkling wheel (113) and the first belt pulley (112) are fixedly connected in a coaxial mode, the edge of the rotating disc (1131) is rotatably connected with the movable shaft (1132), and the tail end of the movable shaft (1132) is fixedly connected with the rotating plate (1133).
5. The automatic cleaning steam filter of claim 1, wherein the water increasing mechanism (18) is composed of a shaft (181), a dust-proof plate (182), a screw (183), a first screw hole (184), a second screw hole (185), and a water inlet hopper (186), the upper end of the water tank (15) is fixedly connected with a water inlet hopper (186), one side of the upper end of the water inlet hopper (186) is fixedly connected with a shaft (181), the shaft (181) is fixedly connected with a dust guard (182), one end of the dust guard (182) far away from the shaft (181) is provided with a first screw hole (184), a second screw hole (185) is arranged at the end of the water inlet hopper (186) close to the first screw hole (184), the inner ends of the first screw hole (184) and the second screw hole (185) are both provided with left-handed screw threads, the first screw hole (184) and the second screw hole (185) are in threaded connection with a screw, and a left-handed external thread is arranged on the side surface of the screw (183).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110364685.8A CN112791524B (en) | 2021-04-06 | 2021-04-06 | Automatic wash steam filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110364685.8A CN112791524B (en) | 2021-04-06 | 2021-04-06 | Automatic wash steam filter |
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| Publication Number | Publication Date |
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| CN112791524A CN112791524A (en) | 2021-05-14 |
| CN112791524B true CN112791524B (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110364685.8A Active CN112791524B (en) | 2021-04-06 | 2021-04-06 | Automatic wash steam filter |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5116395A (en) * | 1991-07-09 | 1992-05-26 | Pneumafil Corporation | Dust collection with programmable cleaning air control |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140260992A1 (en) * | 2013-03-15 | 2014-09-18 | Cambridge International Inc. | Rotating cleaner arm filter |
| CN107687647A (en) * | 2017-08-18 | 2018-02-13 | 博瑞特热能设备股份有限公司 | A kind of horizontal burning oil fuel gas steam boiler |
| CN109173518A (en) * | 2018-05-09 | 2019-01-11 | 郭家宜 | A kind of chemical industry flue gas high-efficient treatment device |
| CN111939758A (en) * | 2020-08-13 | 2020-11-17 | 王远南 | Nano-material photocatalysis air purifier |
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2021
- 2021-04-06 CN CN202110364685.8A patent/CN112791524B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5116395A (en) * | 1991-07-09 | 1992-05-26 | Pneumafil Corporation | Dust collection with programmable cleaning air control |
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Effective date of registration: 20230706 Address after: 163000 business service room 14, No. 1, Longxin community, Ranghulu District, Daqing City, Heilongjiang Province Patentee after: Daqing jiebaishengfeng Technology Co.,Ltd. Address before: 261100 room 1010, building 10, Baihui market, 55 Xiafei Road, Kaiyuan street, Hanting District, Weifang City, Shandong Province Patentee before: Weifang glutinous rice Decoration Engineering Co.,Ltd. |
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