CN209985585U - Self-cleaning dust collector - Google Patents

Abstract

The utility model discloses a automatically cleaning dust arrester, including the utmost point fixing device of collection dirt, a plurality of installs side by side at the inboard collection dirt utmost point of the utmost point fixing device of collection dirt, installs the discharge electrode at the utmost point fixing device rear side of collection dirt to and install the dust extraction at the utmost point fixing device front side of collection dirt, dust extraction is used for with the collection dirt on the absorptive particulate matter absorption, install the dust accumulation sensor that is used for detecting the particulate matter accumulation condition on the collection dirt utmost point fixing device. The utility model discloses an increase one set of dust extraction, solved the problem that the adsorption efficiency that current dust arrester caused because of the particulate matter accumulation descends, when realizing the air filtering capability, realized self-cleaning function.

Description

Self-cleaning dust collector

technical field

The utility model relates to a self-cleaning dust collector, which belongs to the technical field of dust collectors.

Background technique

Electrostatic filter is an air filter developed on the basis of industrial electrostatic precipitator, which uses a high-voltage electrostatic field to charge particles and is then captured by a dust collector. It has been widely used in various indoor occasions, especially in ducted air conditioners and fresh air purification systems, and has become one of the most commonly used air purification equipment.

The electrostatic filter is generally composed of two stages. When the air passes through the first stage of the filter section, the particles in the air are charged under the action of circulating ions between the main plate and the ground electrode; and then the collection section, where the charged particles are filtered. segment is captured. When the gas containing dust particles passes through the high-voltage electric field formed between the discharge electrode connected to the high-voltage DC power supply (also known as the corona electrode) and the grounded anode plate, the corona discharge occurs on the discharge electrode and the gas is ionized. , The negatively charged gas ions, under the action of the electric field force, move toward the sun plate, and collide with the dust particles during the movement, so that the dust particles are negatively charged, and the charged dust particles are also under the action of the electric field force. The anode moves, and after reaching the anode, the electrons are released, the dust particles are deposited on the anode plate, and the purified gas is discharged out of the dust filter. However, in the actual use process, the traditional electrostatic filter, after a period of use, accumulates a lot of dust, which leads to a decrease in the adsorption capacity of the dust collector, resulting in a decrease in the dust removal efficiency.

SUMMARY OF THE INVENTION

Aiming at the problems existing in the above-mentioned prior art, the present utility model provides a self-cleaning dust collector, which can solve the problem of the reduced adsorption capacity of the dust collector caused by the accumulation of particulate matter, and realizes the self-cleaning function by adding a set of dust collectors. .

In order to achieve the above purpose, the utility model adopts the following technical solutions: a self-cleaning dust collector, comprising a dust collecting pole fixing device, a plurality of dust collecting poles installed in parallel on the inner side of the dust collecting pole fixing device, installed on the dust collecting pole fixing device The discharge electrode on the rear side of the device, and the dust collecting device installed on the front side of the dust collecting electrode fixing device. The dust collecting device is used to absorb the particles adsorbed on the dust collecting electrode. A dust accumulation sensor for detecting particle accumulation on the dust collector.

Further, the dust collecting device includes a lifting device installed on the fixing device of the dust collecting electrode, a vacuum cleaner installed on the lifting device capable of moving up and down, and a dust collecting box used in cooperation with the vacuum cleaner, the vacuum cleaner is used for removing the dust collecting electrode The particles on the dust collector are removed and sucked into the dust box.

Further, the vacuum cleaner includes a vacuuming bracket that can move up and down along the lifting device, a centrifugal impeller installed in the vacuuming bracket, and a high-speed motor installed on one side of the vacuuming bracket for driving the centrifugal impeller to rotate. A number of brush fixing rods arranged side by side are arranged on the side close to the dust collecting electrode, and a brush for cleaning the particles on the dust collecting electrode is installed on each brush fixing rod.

Further, the lifting device includes a lifting screw rotatably mounted on the front side of the dust collecting electrode fixing device and a stepping motor mounted on the dust collecting electrode fixing device for driving the lifting screw to rotate.

Further, the dust collection box is a hollow columnar structure, and a dust collector filter is installed at the end of the dust collection box away from the vacuum cleaner.

Further, the dust-collecting electrode fixing device includes a dust-collecting electrode upper positioning plate and a dust-collecting electrode lower positioning plate arranged up and down in parallel, and a left-right pole symmetrically arranged between the dust-collecting electrode upper positioning plate and the dust-collecting electrode lower positioning plate. plate and the right vertical plate, the lower side of the upper positioning plate of the dust collecting electrode and the upper side of the lower positioning plate of the dust collecting electrode are symmetrically arranged with a number of injection molding clips for fixing the upper and lower ends of the dust collecting electrode. The sensors are mounted on the left and right risers.

Further, the injection molding clip is a U-shaped structure, and the end of the dust collecting electrode is inserted into the U-shaped structure.

Compared with the prior art, the utility model solves the problem that the adsorption capacity of the existing dust collector is reduced due to the accumulation of particulate matter by adding a set of dust collectors, and realizes the self-cleaning function. At the same time, the purification efficiency of electrostatic precipitator is improved, and the voltage of high-voltage static electricity can be appropriately reduced. When the voltage is between 4000-6000 volts, a good filtering effect can be obtained, thereby reducing the problem of ozone generation due to high-voltage ionization. The dust collecting box of the utility model has a large collection capacity and is suitable for normal household environment. The capacity of the dust collecting box can meet the use of one year, and the step of cleaning every month when using an electrostatic filter is omitted.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the left side view of Fig. 1;

Fig. 3 is the front view of Fig. 1;

Fig. 4 is the schematic diagram after removing the discharge electrode in Fig. 3;

FIG. 5 is a schematic view of the vacuum cleaner of the present invention.

In the picture: 1. Discharge electrode, 2. Dust collecting electrode fixing device, 21, Dust collecting electrode upper positioning plate, 22, Injection clip, 23, Right vertical plate, 24, Dust collecting electrode lower positioning plate, 25, Left vertical plate Plate, 3, Lifting device, 31, Lifting screw, 32, Stepper motor, 4, Dust collecting pole, 5, Vacuum cleaner, 51, Vacuuming bracket, 52, High speed motor, 53, Brush fixing rod, 54, Brush , 55, mounting seat, 56, centrifugal impeller, 6, dust box, 61, dust collector filter, 7, dust accumulation sensor.

Detailed ways

The technical solutions in the implementation of the present utility model will be clearly and completely described below with reference to the accompanying drawings. The described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIGS. 1 to 5 , a self-cleaning dust collector provided by an embodiment of the present invention includes a dust collecting electrode fixing device 2 , a plurality of dust collecting electrodes 4 installed in parallel on the inner side of the dust collecting electrode fixing device 2 , The discharge electrode 1 installed on the rear side of the dust-collecting electrode fixing device 2, and the dust-collecting device installed on the front side of the dust-collecting electrode fixing device 2, and the dust-collecting device is used to absorb the particulate matter adsorbed on the dust-collecting electrode 4, A dust accumulation sensor 7 for detecting the accumulation of particulate matter on the dust collecting electrode 4 is installed on the dust collecting electrode fixing device 2 . Among them, the dust collecting electrodes 4 can be arranged in the dust collecting electrode fixing device 2 in an equidistant arrangement, so that the air to be purified can pass through evenly, which can further improve its air purification ability. The dust accumulation sensor 7 detects the accumulation of particles on the dust collecting electrode 4 in real time. When the preset value is reached, the purification function is stopped, and the dust collecting device is started to work, so as to realize the purpose of self-cleaning of the particles adsorbed on the dust collecting electrode 4 .

Further, as shown in FIG. 1 , the dust collecting device may include a lifting device 3 installed on the dust collecting electrode fixing device 2 , a vacuum cleaner 5 installed on the lifting device 3 so as to be able to move up and down, and a collecting device used in cooperation with the vacuum cleaner 5 . Dust box 6, the vacuum cleaner 5 is used for sweeping the particles on the dust collecting pole 4 and sucking into the dust collecting box 6. The vacuum cleaner 5 can move up and down along the lifting device 3 , and sweep the particles on the dust collecting pole 4 in the direction from bottom to top or from top to bottom and suck it into the dust collecting box 6 .

Further, as shown in FIG. 2 to FIG. 5 , the vacuum cleaner 5 includes a cleaning support 51 that can move up and down along the lifting device 3 , a centrifugal impeller 56 installed in the For the high-speed motor 52 that drives the centrifugal impeller 56 to rotate, a number of brush fixing rods 53 are arranged side by side on the side of the dust collecting bracket 51 close to the dust collecting pole 4, and each brush fixing rod 53 is installed with a The brush 54 for cleaning the particles on the dust collecting pole 4 . Considering the convenience of cleaning, a dust collecting electrode 4 is arranged between any two adjacent brushes 54, that is, the adjacent two brushes 54 are arranged close to the two sides of the dust collecting electrode 4, so as to realize the opposite Both sides of the dust collector 4 are cleaned at the same time. Among them, the suction bracket 51 is a volute structure, and the brush fixing rod 53 is the suction nozzle of the entire vacuum cleaner. When the high-speed motor 52 drives the centrifugal impeller 56 to rotate, the high-speed motor 52 rotates at 4500-6000 rpm, and the centrifugal impeller 56 will generate strong wind Press the suction nozzle (brush fixing rod 53) to generate a strong negative pressure, so as to clean the particles on the dust collector.

Further, the lifting device 3 includes a lifting screw 31 rotatably installed on the front side of the dust collecting electrode fixing device 2 and a stepping motor 32 installed on the dust collecting electrode fixing device 2 for driving the lifting screw 31 to rotate. By controlling the stepping motor 32 , the control of the forward and reverse rotation of the lifting screw 31 is realized, so as to realize the control of the ascending and descending of the vacuum cleaner 5 installed on the lifting screw 31 . In order to further improve the stability of the whole device, there are two lifting screws 31, which are symmetrically and rotatably installed at both ends of the front side of the dust collecting pole fixing device 2, and the vacuum cleaner 5 can follow the forward and reverse rotation of the lifting screw 31 along the The lift screw 31 moves up and down. Both ends of the dust suction bracket 51 can be provided with mounting seats 55 matched with the lifting screw 31 . When the lifting screw 31 rotates, the mounting seat 55 and the entire vacuum cleaner can move up and down along the lifting screw 31 .

Further, the dust collecting box 6 is a hollow columnar structure, and a dust collecting filter 61 is installed at the end of the dust collecting box 6 away from the vacuum cleaner 5 . Wherein, the dust collection box 6 may also be provided with a dust collection amount sensor. The dust collector filter 61 is used to discharge the pressure of the vacuum cleaner so that particulate matter can enter the dust box 6 . The dust collection sensor is used to judge the total amount collected in the dust collection box. When it reaches a certain value, an alarm signal is sent to remind the dust collection box to be cleaned.

Further, the dust-collecting electrode fixing device 2 includes a dust-collecting electrode upper positioning plate 21 and a dust-collecting electrode lower positioning plate 24 arranged in parallel up and down, and a left-right symmetrical arrangement on the dust-collecting electrode upper positioning plate 21 and the dust-collecting electrode lower positioning plate 24. Between the left vertical plate 25 and the right vertical plate 23, the lower side of the dust collecting electrode upper positioning plate 21 and the upper side of the dust collecting electrode lower positioning plate 24 are symmetrically arranged with several The injection molding clip 22 at the lower end, the dust accumulation sensor 7 is installed on the left vertical plate 25 and the right vertical plate 23 . The left vertical plate 25 and the right vertical plate 23 are detachably installed between the upper positioning plate 21 of the dust collecting electrode and the lower positioning plate 24 of the dust collecting electrode.

Preferably, the injection molding clip 22 has a U-shaped structure, and the end of the dust collecting electrode 4 is inserted into the U-shaped structure, which is convenient for installation and disassembly.

During use, when the gas containing dust particles passes through the high-voltage electric field formed between the discharge electrode connected to the high-voltage DC power supply and the grounded dust-collecting electrode, corona discharge occurs on the discharge electrode and the gas is ionized. The negatively charged gas ions move to the dust collecting pole under the action of the electric field force, and when they collide with the dust particles during the movement, the dust particles will be negatively charged. The dust collecting pole moves, and after reaching the dust collecting pole, the electrons are released, and the dust particles are deposited on the dust collecting pole, and the purified gas is discharged. The particulate matter (dust) accumulated on the dust collecting electrode 4 is detected in real time by the dust accumulation sensor 7, and the accumulation of particulate matter (dust) on the dust collecting electrode is judged. High voltage power supply disconnected. The high-speed motor 52 in the vacuum cleaner 5 starts to work and drives the centrifugal impeller 56 to rotate. When the high-speed motor 52 rotates at 4500-6000 rpm, the centrifugal impeller 56 will generate a strong wind pressure, and the suction nozzle and brush 54 will generate a strong wind pressure of 1200pa-1500pa The suction force sucks the particles of the dust collecting sheet 4 into the dust collecting box 6 . At the same time, the stepping motor 32 drives the lifting screw 31 to rotate, the vacuum cleaner 5 is lifted and lowered as a whole, and the brush 54 is lifted and lowered to sweep away the particulate matter (dust) on the dust collecting pole 4, and the particulate matter is collected by the vacuuming bracket 51 and the centrifugal impeller 56 inside it. In the dust collecting box 6 , in order to prevent the dust collecting electrode 4 from being affected by the brush 54 during operation, both ends of the dust collecting electrode 4 are insulated between the dust collecting electrode 4 and the brush 54 by using an injection molding process.

To sum up, the utility model solves the problem of the reduced adsorption capacity of the existing dust collector due to the accumulation of particulate matter. By adding a set of dust suction devices, the self-cleaning function is realized, the purification efficiency of electrostatic dust removal is improved, and the Appropriately reduce the voltage of high-voltage static electricity, and the voltage is between 4000-6000 volts, and a good filtering effect can be obtained, thereby reducing the problem of ozone generation due to high-voltage ionization. The dust collecting box of the utility model has a large collection capacity and is suitable for normal household environment. The capacity of the dust collecting box can meet the use of one year, and the step of cleaning every month when using an electrostatic filter is omitted.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit and essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not every embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole, The technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims (7)

1. The utility model provides a self-cleaning dust collector, its characterized in that includes collection dirt utmost point fixing device (2), and a plurality of installs collection dirt utmost point (4) inboard at collection dirt utmost point fixing device (2) side by side, installs discharge electrode (1) at collection dirt utmost point fixing device (2) rear side to and install the dust extraction at collection dirt utmost point fixing device (2) front side, dust extraction is used for inhaling the particulate matter that adsorbs on will collecting dirt utmost point (4) and removes, install dust accumulation sensor (7) that are used for detecting the particulate matter accumulation condition on collection dirt utmost point (4) on collection dirt utmost point fixing device (2).

2. A self-cleaning dust collector as claimed in claim 1, wherein the dust suction device comprises a lifting device (3) mounted on the dust collecting pole fixing device (2), a dust collector (5) mounted on the lifting device (3) in a manner of moving up and down, and a dust collecting box (6) used in cooperation with the dust collector (5), the dust collector (5) is used for sweeping the particles on the dust collecting pole (4) and sucking the particles into the dust collecting box (6).

3. The self-cleaning dust collector of claim 2, wherein the dust collector (5) comprises a dust collecting bracket (51) capable of moving up and down along the lifting device (3), a centrifugal impeller (56) installed in the dust collecting bracket (51), and a high-speed motor (52) installed at one side of the dust collecting bracket (51) for driving the centrifugal impeller (56) to rotate, wherein a plurality of brush fixing rods (53) arranged side by side are arranged at one side of the dust collecting bracket (51) close to the dust collecting pole (4), and a brush (54) for cleaning particles on the dust collecting pole (4) is installed on each brush fixing rod (53).

4. A self-cleaning dust collector as claimed in claim 2, wherein the lifting device (3) comprises a lifting screw (31) rotatably mounted on the front side of the dust collecting pole fixing device (2) and a stepping motor (32) mounted on the dust collecting pole fixing device (2) for driving the lifting screw (31) to rotate.

5. A self-cleaning dust collector as claimed in claim 2, wherein the dust container (6) is of a hollow cylindrical configuration, and a dust collector filter (61) is mounted on the end of the dust container (6) remote from the cleaner (5).

6. The self-cleaning dust collector of claim 1, wherein the dust collecting electrode fixing device (2) comprises an upper dust collecting electrode positioning plate (21) and a lower dust collecting electrode positioning plate (24) which are arranged in parallel up and down, and a left vertical plate (25) and a right vertical plate (23) which are arranged symmetrically left and right between the upper dust collecting electrode positioning plate (21) and the lower dust collecting electrode positioning plate (24), the lower side of the upper dust collecting electrode positioning plate (21) and the upper side of the lower dust collecting electrode positioning plate (24) are symmetrically provided with a plurality of injection molding clamping pieces (22) for fixing the upper end and the lower end of the dust collecting electrode (4), and the dust accumulation sensor (7) is arranged on the left vertical plate (25) and the right vertical plate (23).

7. Self-cleaning dust collector according to claim 6, characterized in that the injection moulded clip (22) is of a U-shaped configuration, into which the ends of the dust collecting poles (4) are plugged.

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