CN211922456U - Electrostatic dust removal road sweeper - Google Patents

Abstract

The utility model discloses an electrostatic dust removal road sweeper, which has the characteristics of no resistance in the dust removal process, automatic dust removal from a dust accumulating cylinder, energy saving, high efficiency, simple maintenance, and can obviously reduce the design power of the induced draft fan. It includes: a motor vehicle chassis, an axial flow fan, a diesel generator and an electrostatic dust collector, the suction cup and the sweeping disc are arranged under the motor vehicle chassis, the diesel generator is installed in front of the box body, and the box body is installed above the motor vehicle chassis , the electrostatic dust collector and the axial flow fan are installed in the box, the front of the box is provided with a suction cup port and a dust suction port, the dust box is installed at the rear of the box, and the scraper is installed on the floor of the box to scrape The top of the trigger is provided with an air distribution plate. The air distribution plate is installed on the frame and the middle frame of the air distribution plate with the central axis as the shaft. Driven by the electric push rod, the air distribution plate can be turned 90 degrees to clean the collected air. The material is scraped into the dust box by the scraper. The present invention can be used for various types of road sweepers or other cleaning and dust removal equipment.

Description

Electrostatic dust removal road sweeper

technical field

The utility model relates to the technical field of cleaning equipment, specifically, it is an electrostatic dust removal road cleaning vehicle.

Background technique

At present, the dust collection method of urban road sweeper widely uses wire mesh filter element or cloth bag to filter the dust particles in the air flow of the induced draft fan. Due to the huge resistance of the filter element or the cloth bag to the filtered airflow, a high-power induced draft fan (auxiliary engine) must be used. Moreover, the filter element or the cloth bag can easily cause blockage and damage, which is difficult to clean, low work efficiency, and high vehicle cost.

Utility model content

The utility model is a technical improvement of the existing road sweeper dust removal, road debris collection and treatment methods. A fundamental technical improvement is made to the processing mechanism of dust, garbage and other materials in the prior art, so as to provide a dust removal process without resistance, automatic dust removal from the dust accumulation cylinder, energy saving, high efficiency, and easy maintenance, which can significantly reduce the design of the induced draft fan. Powerful electrostatic precipitator road sweeper.

The purpose of this utility model is achieved in this way, an electrostatic dust removal road sweeper, which includes: a motor vehicle chassis 24, an axial flow fan 39, a diesel generator 54, an electrostatic dust collector 8, a suction cup 52, a sweeping disk 53 and a dust suction pipe 51, the suction cup 52 and the sweeping disc 53 are arranged under the chassis 24 of the motor vehicle, the dust suction pipe 51 is arranged at the rear and upper part of the sweeping disc 53, the diesel generator 54 is installed in the front of the box 55, and the electrostatic dust collector with the electrode 7 is arranged inside. The drum 8 is installed in the box body 55 by the hanger 1, the axial flow fan 39 is hoisted in the box body 55 by the upper box body sealing plate 4, and the ram motor 2 is installed in the box body 55 by the dust collecting bucket sealing plate 35. In the middle of a dust collecting unit composed of four electrostatic dust collecting cylinders 8, the rapping motor 2 can drive the rapping head 46 to rotate. The components on both sides of the inner and outer parts are configured exactly the same. There are suction cup ports 30 and dust suction ports 44 under the front part of the box 55). The suction cup ports 30 are connected with the suction cups 52 through the hose 50, and the dust suction ports 44 are connected with the suction pipe. 51. The dust collecting box 22 with the box door 12 is installed at the rear of the box body 55 to collect the materials collected during the cleaning process. The outside of the entire box body 55 is sealed with the sealing plate 4, and the scraper 33 uses the front and rear bearing boxes. 32 and 21 are installed on the floor of the box, the motor 20 drives the scraper 33 through the reducer 48 to move the lower scraper 31 backward, the scraper 31 is in contact with the floor surface of the box, and the left and right sets of scrapers 33 There is a middle dust guide plate 19, a side dust guide plate 47 is arranged between the scraper 33 and the side wall of the box 55, the upper surface of the scraper 33 is provided with an air distribution plate 25, and both ends of the air distribution plate frame 29 are installed on On the column in the box, the air distribution plate 25 is installed on the frame 29 and the middle frame 11 of the air distribution plate with the central axis 49 as the axis. The air distribution plate 25 can be turned 90 degrees, and one end of the swing arm 28 is fixed in the air distribution plate. On the shaft 49, the other end is hinged on the connecting plate 27 with the turning arm 26. The connecting plate 27 can slide back and forth above the middle frame 11 of the air distribution plate, and drives the air distribution plate 25 to turn 90 degrees, symmetrically with the two turning arms. 26 is connected together with the crank arm link 5, the right-angle link in the three-link 16 is hinged on the cantilever beam 17, the straight rod end is hinged with the crank arm link 5, and the right-angle link end is hinged with the second pin shaft 18, The tail end of the electric push rod 13 is hinged to the fixing plate 41 on the column in the box with the first pin 9, the front end is hinged to the second pin 18, and the rack 43 passes through the lower end of the rack guide ring 3 fixed on the beam Hinged on the second pin 18, the upper rack is engaged with the gear 42 fixed on the fixed plate 41, one end of the spring 14 is hung on the gear 42, and the other end is hung on the spring suspension beam 15, and the vibration generated by the tension of the spring 14 is used. , shake off the material adhering to the air distribution plate 25, the connection between the front end of the electric push rod 13 and the second pin 18 can be a sliding connection, and a slip ring 23 is set at the front end of the electric push rod 13, and the slip ring 23 hangs on the On the second pin shaft 18, the second pin shaft 18 can slide up and down in the slip ring 23, an electric control cabinet 6 is arranged at the rear of the box body 55, and the outside is sealed with an access door 10 , the top of the box body 55 is provided with the dust collecting bucket inspection cover 40 and the air outlet of the axial flow fan, the air outlet cover 38 is hinged on the box body 55 with the hinge 36, the limit frame 37 is installed on the hinge 36, and the air outlet is normally The cover 38 is closed, a collecting hopper 34 is arranged below the axial flow fan 39 , and an axial flow fan inspection door 45 is arranged in front of the box body 55 .

Compared with the prior art, the design power of the induced draft fan can be greatly reduced because the dust removal process of the utility model has no resistance; the dust accumulating cylinder of the utility model automatically discharges dust, is energy-saving, efficient, easy to maintain, and has a low manufacturing cost. long lasting.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the present invention.

Figure 2 is a left side view of the present invention.

Figure 3 is a top view of the present invention.

Figure 4 is a right side view of the present invention.

Fig. 5 is a rotational cross-sectional view at D-D of the present invention.

FIG. 6 is a rotational cross-sectional view at E-E of the present invention.

Fig. 7 is a partial enlarged view of A of the present invention.

FIG. 8 is a partial enlarged view of B of the present invention.

Fig. 9 is a partial enlarged view of C of the present invention.

Fig. 10 is a schematic diagram of the whole vehicle of the present invention.

Detailed ways

Example 1

The utility model is a technical improvement on the dust removal, road sundries collection and treatment methods of existing road sweepers. The chassis 24 of the motor vehicle can use the existing Jiefang brand car chassis, the axial flow fan 39 can be a fan, and the diesel generator 54 can be a generator. The electrostatic dust collector 8, the electrode 7, the dust collector closing plate 35, the hanger 1, the jarring motor 2, and the jarring head 46 can all be called a utility model patent for an electrostatic precipitator according to the name of my earlier application (patent number: 2010105414999) for the production of structural, material and technical standards. The horizontal and vertical beams, the floor, the power distribution cabinet 6, the outer sealing plate 4 and other components in the box body 55 can be made of metal materials. The materials, structures and driving methods of the suction cup 52 , the hose ( 50 ), the sweeping disk 53 and the dust suction pipe 51 can all adopt the prior art. Same as the prior art, the suction cups 52 and the sweeping discs 53 are arranged under both sides of the chassis 24 of the motor vehicle, the diesel generator 54 is installed in front of the box body 55, the box body 55 is installed on the chassis 24 of the motor vehicle, and the surface of the box body 55 is The sealing plate 4 is sealed and should be painted to prevent rust. The outer and inner structures and components of the entire box 55 are completely symmetrical in the longitudinal direction and left and right. The axial flow fan 39 is hoisted in the box body 55 by using the upper box body sealing plate 4; In the middle of a dust collecting unit composed of electrodes 7, the ram motor 2 can drive the ram head 46 to rotate, and ram the cylinder wall of the electrostatic dust collector 8 one by one. A suction cup port 30 and a dust suction port 44 are provided under the front part of the box body 55. The suction cup 52 is connected to the suction cup port 30 through a hose 50. 53's rear top. A dust collecting box 22 is installed at the rear of the box body 55. After the dust collecting box 22 is filled with materials such as garbage and dust, the garbage in the box can be removed through the box door 12. The scraper 33 is installed on the floor of the box 55 by using the front bearing box 21 and the rear bearing box 32. The motor 20 can be a DC motor, which is decelerated to a suitable speed by the reducer 48 to drive the lower scraper 31 of the scraper 33 backward. When moving, the scraper 31 should be in contact with the floor surface of the box body, and the front end of the scraper 33 should exceed the front edge of the suction cup port 30 and the suction port 44 to ensure that the sucked garbage is scraped away and cleaned in time. The upper surface of the scraper 33 is provided with an air distribution plate 25. The diameter of the sieve holes on the air distribution plate is appropriately set according to the particle size of the dust to be removed, and is evenly arranged on the air distribution plate surface. Both ends of the air distribution plate frame 29 are installed on the On the column in the box, the air distribution plate 25 is installed on the frame 29 and the middle frame 11 of the air distribution plate with the central axis 49 as the axis. The air distribution plate 25 can be turned 90 degrees, and one end of the swing arm 28 is fixed in the air distribution plate. On the shaft 49, the other end is hinged on the connecting plate 27 with the crank arm 26. The connecting plate 27 can slide back and forth on the top of the middle frame 11 of the air distribution board. The symmetrical two crank arms 26 are connected with the crank arm link 5. At the same time, the right-angle link in the three-link 16 is hinged on the cantilever beam 17 , the straight rod end is hinged with the crank arm link 5 , and the right-angle end is hinged with the second pin shaft 18 . The electric push rod 13 can be a direct current push rod. An electric control cabinet 6 is arranged at the rear of the box body 55. Program control, electric control and high-voltage equipment can be installed in the electric control cabinet 6. Sealed with access door 10. The top of the box body 55 is provided with the dust collecting bucket inspection cover 40 and the air outlet of the axial flow fan. The dust collecting bucket inspection cover 40 and the box body 55 should be sealed well; the air outlet cover 38 is hinged on the box body 55 with the hinge 36 , the limit frame 37 is installed on the hinge 36, the position of the limit frame 37 should ensure that the opening angle of the air outlet cover 38 is within 90 degrees, and the air outlet cover 38 is closed by its own weight under normal conditions. A hopper 34 is provided below the axial flow fan 39 . The axial flow fan 39 is provided with an axial flow fan inspection door 45 corresponding to the side surface of the box body 55 .

When working, the sweeper moves forward, the diesel generator 54 is turned on to provide power for the sweeper, and the program-controlled, electronically controlled and high-voltage equipment starts to work according to the preset program, and the time required for each cleaning process can be determined according to the specific road conditions. Certainly. After the axial flow fan 39 is turned on, while the negative pressure is formed in the box body 55, the air outlet cover 38 is flushed by the air flow; the electrode 7 and the electrostatic dust collector 8 are connected to high-voltage direct current (AC) electricity; the air distribution plate 25 is in a normal state Horizontal position; the motor 20 is powered, the scraper 33 works, and the scraper 31 located below moves backwards. Under the action of negative pressure in the box body 55, the suction cup port 30 and the dust suction port 44 suck the garbage, dust and other materials collected and generated by the sweeping disk 53 and the suction cup 52 into the box; The sucked material with larger specific gravity falls on the floor of the box, and is scraped into the dust collecting box 22 by the scraper 33 at any time; there are also a part of the material with larger volume that is adsorbed under the air distribution plate 25, and the specific gravity is relatively high. Small materials and dust enter the electrostatic dust collecting cylinder 8, and are adsorbed on the electrode 7 and the inner cylinder wall of the electrostatic dust collecting cylinder 8 due to the action of static electricity. When the amount of material adsorbed on the inner wall of the electrode 7 and the electrostatic dust collector 8 reaches a certain amount, one of the two axial fans stops working, and the corresponding air outlet cover 38 falls back and closes by its own weight; at the same time, the electrode 7 When the power is cut off with the electrostatic dust collector 8, the shock motor 2 is powered and rotated, which drives the jarring head 46 to rotate, and smashes the walls of the four electrostatic dust collectors 8 one by one. With the dust adsorption force and under the action of the vibrating head 46, the material adsorbed on the electrode 7 and the inner wall of the electrostatic dust collector 8 falls onto the air distribution plate 25, and the material adsorbed under the air distribution plate 25 loses the effect of negative pressure. also began to fall. When the axial flow fan 39 is powered off, the electric push rod 13 moves upward, and drives the air distribution plate 25 through the second pin shaft 18, the three connecting rods 16, the arm connecting rod 5, the connecting plate 27 and the swing arm 28 to distribute the air. The plate shaft 49 is rotated 90 degrees, and the material falling on the air distribution plate 25 falls on the floor of the box body and is scraped into the dust collecting box 22 by the scraper 33 . At this point, one working cycle of one of the two groups of electrostatic precipitators ends, the electric push rod 13 moves downward, the air distribution plate 25 returns to the horizontal state, the axial flow fan 39, the electrode 7 and the electrostatic dust collector 8 are re-energized, and the first step begins. Two working cycles. At this time, the other group of axial flow fans 39, electrodes 7 and electrostatic dust collectors 8 are powered off, and the working processes of the two groups of electrostatic dust collectors are exactly the same.

The collecting hopper 34 is used to collect the bulky materials that are not adsorbed by the electrostatic dust collecting cylinder 8 , and discharge them to the scraper 33 .

When the material in the dust collecting box 22 has accumulated to a certain amount, the material should be removed through the dust collecting box door (12) in time.

Example 2

Due to the problem of equipment installation space, the residual materials between the two scrapers 33 and between the scrapers 33 and the side walls of the box cannot be completely removed. In order to prevent material residues, the left and right scrapers 33 can be installed. The middle dust guide plate 19 and the side dust guide plate 47 are arranged between the scraper 33 and the box 55. When the upper air distribution plate 25 is turned over and the material is shaken off, the material can follow the middle dust guide plate 19 and the side dust guide plate 47. The side dust guide plate 47 flows into the movement range of the scraper 31, and the scraper 31 can scrape the material into the dust box 22 at any time.

Example 3

The working environment of the sweeper is complex. When the humidity of the material being cleaned is relatively high, the material adhering to the air distribution plate 25 is not easy to fall off. To solve this problem, a spring vibration mechanism can be provided. The rack 43 passes through the rack guide ring 3 fixed on the beam, the lower end is hinged on the second pin 18, the upper rack meshes with the gear 42 fixed on the fixed plate 41, and one end of the spring 14 is hung on the gear 42, The other end is hung on the spring suspension beam 15 . The connection between the front end of the electric push rod 13 and the second pin shaft 18 can be made by sliding, and a slip ring 23 is provided at the front end of the electric push rod 13, and the slip ring 23 is hung on the second pin shaft 18, and the second pin shaft 18 can slide in the sliding way. The ring 23 slides up and down to provide freedom for the spring 14 to vibrate.

When working, the electric push rod 13 moves upward, and the front end slip ring 23 after a period of idle travel, drives the rack 43 hinged on the second pin 18 to move upward through the second pin 18, and the rack 43 meshes with the gear 42 After that, the gear 42 starts to rotate, and the spring 14 is stretched. When the electric push rod is about to reach the top dead center and the air distribution plate 25 is turned over nearly 90 degrees, the hanging point of the spring 14 on the gear 42 crosses the highest point, and the spring 14 shrinks rapidly. The gear 42 reacts to the rack 43 and is transmitted through the three connecting rods 16. The vibration generated by the tension of the spring 14 is used to shake off the material adhering to the air distribution plate 25; after this working process is over, the electric push rod 13 moves downward. , the above vibration is repeated again during the movement, and through two vibrations, it is ensured that the material adhering to the air distribution plate 25 is shaken off.

Claims (4)

1. An electrostatic precipitator road sweeper, comprising: the motor vehicle chassis (24), the axial flow fan (39), the diesel generator (54), the electrostatic dust collection barrel (8), the sucker (52), the sweeping disc (53) and the dust collection pipe (51), the sucker (52) and the sweeping disc (53) are arranged below the motor vehicle chassis (24), the dust collection pipe (51) is arranged above and behind the sweeping disc (53), the diesel generator (54) is arranged in front of the box body (55), the electrostatic dust collection barrel (8) with the electrode (7) inside is arranged in the box body (55) by utilizing the hanging frame (1), the axial flow fan (39) is hung in the box body (55) by utilizing the sealing plate (4) of the box body above, the vibration beating motor (2) is arranged in the middle of a dust collection unit consisting of four groups of electrodes (7) and four electrostatic dust collection barrels (8) by utilizing the dust collection barrel sealing plate (35), and the vibration beating motor (2) can drive the vibration beating head (46) to rotate, the method is characterized in that: the box body (55) is arranged on a chassis (24) of a motor vehicle, a suction disc opening (30) and a dust suction opening (44) are arranged below the front part of the box body (55), the suction disc opening (30) is connected with a suction disc (52) through a hose (50), the dust suction opening (44) is connected with a dust suction pipe (51), a dust collection box (22) with a box door (12) is arranged at the tail part of the box body (55), the outer surface of the whole box body (55) is sealed by a sealing plate (4), a scraper machine (33) is arranged on the floor of the box body by utilizing front and rear bearing boxes (32) and (21), a motor (20) drives a lower scraper (31) of the scraper machine (33) to move backwards through a speed reducer (48), an air distribution plate (25) is arranged on the upper surface of the scraper machine (33), two ends of an air distribution plate frame (29) are arranged on an upright post in the box, the air distribution plate (25) is arranged on the air distribution plate frame (29) and a middle shaft, the air distribution plate (25) can be turned over by 90 degrees, one end of a swing arm (28) is fixed on a middle shaft (49) of the air distribution plate, the other end of the swing arm is hinged on a connecting plate (27) with a connecting lever (26), the connecting plate (27) can slide back and forth above a middle frame (11) of the air distribution plate, two symmetrical connecting levers (26) are connected together by a connecting lever (5), a right-angled connecting lever in three connecting levers (16) is hinged on a cantilever beam (17), a straight lever end is hinged with the connecting lever (5), a right-angled lever end is hinged with a second pin shaft (18), the tail end of an electric push rod (13) is hinged on a fixing plate (41) on an inner upright post of the box by a first pin shaft (9), the front end is hinged on the second pin shaft (18), an electric control cabinet (6) is arranged at the rear part of the box body (55), the outside is sealed by an access door (10), an axial flow air outlet fan is arranged on the box body (55), and an air outlet cover (, the limiting frame (37) is arranged on the hinge (36), the air outlet cover (38) is closed under a normal state, the dust collection barrel access cover (40) is arranged on the box body (55), and the front of the box body (55) is provided with the axial flow fan access door (45).

2. The electrostatic precipitator road sweeper of claim 1, wherein: a middle dust guide plate (19) is arranged between the left and right sets of scraper machines (33), and a side dust guide plate (47) is arranged between the scraper machines (33) and the side wall of the box body (55).

3. The electrostatic precipitator road sweeper of claim 1, wherein: a rack guide ring (3) is arranged on one side of an electric push rod (13), a rack (43) penetrates through the rack guide ring (3) fixed on a cross beam, the lower end of the rack guide ring is hinged to a second pin shaft (18), a rack at the upper end of the rack guide ring is meshed with a gear (42) fixed on a fixed plate (41), one end of a spring (14) is hung on the gear (42), the other end of the spring (14) is hung on a spring suspension beam (15), a sliding ring (23) is arranged at the front end of the electric push rod (13), the sliding ring (23) is hung on the second pin shaft (18), and the second pin shaft (18) can slide up and down in the sliding.

4. The electrostatic precipitator road sweeper of claim 1, wherein: a collecting hopper (34) is arranged below the axial flow fan (39).

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