CN211446743U - Negative pressure dust removal system for closed sweeper - Google Patents
Negative pressure dust removal system for closed sweeper Download PDFInfo
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- CN211446743U CN211446743U CN201921624566.6U CN201921624566U CN211446743U CN 211446743 U CN211446743 U CN 211446743U CN 201921624566 U CN201921624566 U CN 201921624566U CN 211446743 U CN211446743 U CN 211446743U
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Abstract
The utility model discloses a negative pressure dust removal system used on a closed sweeper, which comprises a closed sweeper; the fan cover is connected in the shell of the closed sweeper and used for forming an air duct in a sweeping area of the closed sweeper; a dust removal box communicated with the air duct is connected above the closed sweeper; dust removal case includes: the device comprises a dust removal box body, a vibration motor, a filter fixing frame, a filter, a sealing upper cover, a fan motor control valve block and accessories; the front end of the fan cover is provided with a dust discharging door which jointly forms a sealed air channel and also has the functions of sweeping a spoiler and discharging a filter to filter dust; the dust discharging door is connected with the discharging door of the closed sweeper through a connecting rod and is opened and closed in a linkage manner; the negative pressure dust removal system control system and the closed sweeper control system jointly form a complete machine control system which is independent and interlocked to work.
Description
Technical Field
The utility model relates to a negative pressure dust pelletizing system for sealing on sweeper belongs to the engineering machine tool field.
Background
The closed sweeper can raise dust due to various reasons in the sweeping process, and although most of dust is swept, the raised dust causes secondary pollution in the air, and then a layer of dust falls on the ground, so that clean dead circulation can not be swept. The atomization dust removal and the negative pressure dust collection are generated in a compliant manner, and although most of the atomization dust removal reduces the raised dust, the dust is bonded on the sweeper due to the fact that a water tank is required to be added and the volume of the water tank is serious in image working efficiency, so that firstly, the dust is not well cleaned, and secondly, the service life of the sweeper is shortened; the negative pressure dust collection can inhibit dust raising, but due to the fact that the thickness of dust is large in image, the filter is easily blocked by too thick dust, the filter needs to be cleaned frequently or better, and the image working efficiency and the cost are increased.
SUMMERY OF THE UTILITY MODEL
The problem that exists to the above-mentioned prior art, the utility model provides a negative pressure dust pelletizing system for sealing on sweeper has solved and has cleaned in-process raise dust problem and negative pressure dust absorption and influenced by dust thickness, and the dust is too thick blocks up filter scheduling problem very easily, and can extensively be used for various forms to seal on the sweeper, only need install this set of system additional on former sweeper, so the problem alright break away.
In order to realize the purpose, the utility model discloses a technical scheme is: and an air curtain is formed around the closed sweeper to prevent dust in the sweeper from leaking. Mainly comprises a fan cover, a dust removing box, a dust discharging door, a control system and the like, wherein an air curtain is formed on the periphery of the closed cleaner.
A negative pressure dust removal system used on a closed sweeper comprises a closed sweeper; a whole machine control system is arranged above the shell of the closed sweeper, and a dust removal box for forming a negative pressure air curtain and filtering dust around the closed sweeper is arranged above the shell of the closed sweeper; the right filter cavity of the dust removal box is connected with an air duct, the air duct is formed by a closed sweeper shell, an air cover and a dust discharge door in the four-side area of the closed sweeper sweeping brush, and narrow air ports are arranged on three sides of the periphery of the sweeping brush; the dust discharging door is interlocked with a discharging door of the closed sweeper through a connecting rod;
the dust removing box and the closed sweeper shell are connected and sealed by a sealing rubber strip; a vibration motor is arranged in the filter cavity in the dust removing box, and a filter is arranged above the vibration motor; a sealing upper cover is arranged above the filter; a fan is arranged in a fan cavity in the dust removing box; a fan motor for driving the fan to rotate is arranged above the fan; the fan motor is connected with the whole machine control system through an oil way;
the fan housing include: the device comprises an arc-shaped plate, a side plate and a flange plate; the bottom of the arc-shaped plate and the bottom of the side plate are fixed on a fixed block of a closed sweeper shell, and narrow air openings are formed in three sides of the circumference of the sweeping brush; the flange plate is connected with a flange fixing plate in the closed sweeper shell and is sealed by a sealing rubber strip; the wind cover, the closed sweeper shell, the dust discharging door, the discharging door and the dust removing box form two cavities, one is an air duct cavity, the other is a cleaning cavity, and the air duct cavity is wrapped by the cleaning cavity in a half mode;
two sides of one end of the dust discharging door are hinged on the closed sweeper shell, and two sides of the dust discharging door are sealed with the closed sweeper shell through sealing rubber strips; the dust discharging door rotates to form an air channel when contacting with the fan cover; the lower lugs at the two sides of the dust discharging door are connected with a connecting rod; the other end of the connecting rod is connected to the discharge door support lug and is opened or closed simultaneously.
Furthermore, the whole machine control system comprises a sealed sweeper control valve block, a fan control valve block, a control box and an oil way and a circuit of the connecting assembly; the closed sweeper control valve block is connected with the sweeping brush motor and the hydraulic oil cylinder through an oil way and is arranged at the upper end of the shell of the closed sweeper; the fan control valve block is connected with a fan motor through an oil way and arranged above a fan cavity of the dust removal box.
Furthermore, the vibration motor adopts a wired control mode, one end of the vibration motor is connected with the control box, and the control box controls the vibration motor to vibrate.
Furthermore, a connecting shaft of the sweeper motor is connected with a mandrel of the sweeper; the fan cover side plate is provided with a U-shaped groove; and the mandrel of the sweeper penetrates through the U-shaped groove on the side plate of the fan cover to be connected with a connecting shaft of the sweeper motor.
Furthermore, the closed sweeper control valve block is connected with the hydraulic oil cylinder through an oil way; one end of the hydraulic oil cylinder is hinged to the closed sweeper shell, and the other end of the hydraulic oil cylinder is hinged to an oil cylinder lug of the discharge door; the closed sweeper control valve block is connected to the control box through a line; the control box controls the hydraulic oil cylinder to extend or contract through the rotary control switch, simultaneously opens or closes the discharge door, and simultaneously interlockingly opens or closes the dust discharge door.
Furthermore, a floating plate with a floating function is arranged at the front end of the discharge door; the floating plate is hinged to the inclined plane plate at the front end of the discharge door; the floating plate rotates along with the fluctuation of the ground, and is better in sealing fit with the ground.
The air cover which forms the negative pressure air curtain around the closed sweeper is connected to the shell of the closed sweeper, forms a sealed air channel together with a dust discharging door and the like, and is communicated with the dust removing box upwards; the dust removal box is divided into a filter cavity and a fan cavity; the filter cavity is internally provided with a vibration motor and a filter, and the upper part of the filter cavity is sealed by a sealing upper cover; the fan cavity is internally provided with a fan which is connected with a fan motor and a fan control valve block for controlling the motor to operate; a dust discharging door is arranged below the dust removing box and hinged to the closed sweeper shell; the dust discharging door is interlocked with the dust discharging door of the closed sweeper through a connecting rod to be opened and closed to form a sealed air channel, and the dust discharging filter is opened and is shaken down through the vibration motor to obtain dust; the control system controls the operation and the closing of the negative pressure dust removal system and can perform chain reaction with the closed sweeper.
The utility model has the advantages that:
1. the secondary dust emission in the cleaning process is solved.
2. Suitable for all the closed sweepers (roller brush type) known on the market.
3. The filter only adsorbs few dust, reduces the clearance number of times and increases life, increases work efficiency, reduces working cost.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the arrangement of negative pressure dust removal of the closed sweeper of the present invention;
FIG. 3 is a schematic view of the dust box structure of the present invention;
fig. 4 is a schematic view of the fan housing of the present invention;
FIG. 5 is a schematic view of the air duct of the present invention for forming a negative pressure air curtain;
FIG. 6 is a schematic view of the dust discharging door of the present invention;
in the figure: 1. the device comprises a closed sweeper 1-1, a sweeper 1-2, a discharge door 1-3, a sweeper motor 1-4, a hydraulic oil cylinder 2, a control system 2-1, a closed sweeper control valve block 2-2, a fan control valve block 2-3, a control box 3, a dust removal box 4, a fan cover 4-1, an arc plate 4-2, a side plate 4-3, a flange plate 5, a dust removal door 6, a connecting rod 7, a vibration motor 8, a filter 9, a sealing upper cover 10, a fan 11 and a fan motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention.
As shown in fig. 1, 2, 3 and 4, a negative pressure dust removing system for a closed sweeper comprises a closed sweeper 1; a whole machine control system 2 is arranged above the shell of the closed sweeper 1, and a dust removal box 3 for forming a negative pressure air curtain and filtering dust around the closed sweeper 1 is arranged above the shell of the closed sweeper 1; the right filter cavity of the dust removal box 3 is connected with an air duct which is formed by a shell of the closed sweeper 1, an air cover 4 and a dust discharge door 5 in the four areas of the sweeper 1-1 of the closed sweeper 1, and narrow air ports are arranged on three sides of the circumference of the sweeper 1-1; the dust discharging door 5 is interlocked with the discharging door 1-2 of the closed sweeper 1 through a connecting rod 6 to be opened and closed;
the dust removing box 3 and the shell of the closed sweeper 1 are connected and sealed by a sealing rubber strip; a vibration motor 7 is arranged in a filter cavity in the dust removing box 3, and a filter 8 is arranged above the vibration motor 7; a sealing upper cover 9 is added above the filter 8; a fan 10 is arranged in a fan cavity in the dust removing box 3; a fan motor 11 for driving the fan 10 to rotate is arranged above the fan 10; the fan motor 11 is connected with the whole machine control system 2 through an oil way;
the fan housing 4 includes: an arc-shaped plate 4-1, a side plate 4-2 and a flange plate 4-3; the bottom of the arc-shaped plate 4-1 and the bottom of the side plate 4-2 are fixed on a fixed block of a shell of the closed sweeper 1, and narrow air ports are arranged on three sides of the circumference of the sweeper 1-1; the flange plate 4-3 is connected with a flange fixing plate inside the shell of the closed sweeper 1 and sealed by a sealing rubber strip; the wind cover 4, the shell of the closed sweeper 1, the dust discharging door 5, the discharging door 1-2 and the dust removing box 3 form two cavities, one is an air duct cavity, the other is a cleaning cavity, and the air duct cavity is wrapped by the cleaning cavity in a half way;
two sides of one end of the dust discharging door 5 are hinged on the shell of the closed sweeper 1, and two sides are sealed with the shell of the closed sweeper 1 through sealing rubber strips; the dust discharging door 5 forms an air channel when rotating to be contacted with the fan cover 4; the lower lugs at the two sides of the dust discharging door 5 are connected with a connecting rod 6; the other end of the connecting rod 6 is connected to the support lug of the discharge door 1-2 and is opened or closed simultaneously.
The whole machine control system 2 comprises a sealed sweeper control valve block 2-1, a fan control valve block 2-2, a control box 2-3 and an oil way and a circuit of a connecting assembly; the closed sweeper control valve block 2-1 is connected with the sweeping brush motor 1-3 and the hydraulic oil cylinder 1-4 through an oil way, and the closed sweeper control valve block 2-1 is arranged at the upper end of the shell of the closed sweeper 1; the fan control valve block 2-2 is connected with a fan motor 11 through an oil way, and the fan control valve block 2-2 is arranged above a fan cavity of the dust removal box.
The vibration motor 7 adopts a wired control mode, one end of the vibration motor 7 is connected with the control box 2-3, and the control box 2-3 controls the vibration motor 7 to vibrate.
The connecting shaft of the sweeper motor 1-3 is connected with the mandrel of the sweeper 1-1; a U-shaped groove is formed in the side plate 4-2 of the fan cover 4; the core shaft of the sweeper brush 1-1 penetrates through a U-shaped groove on a side plate 4-2 of the fan cover 4 and is connected with a connecting shaft of the sweeper brush motor 1-3.
The closed sweeper control valve block 2-1 is connected with the hydraulic oil cylinder 1-4 through an oil way; one end of the hydraulic oil cylinder 1-4 is hinged to the shell of the closed sweeper 1, and the other end is hinged to an oil cylinder support lug of the discharge door 1-2; the closed sweeper control valve block 2-1 is connected to the control box 2-3 through a line; the control box 2-3 controls the hydraulic oil cylinder 1-4 to extend or contract through a rotary control switch, simultaneously opens or closes the discharge door 1-2, and simultaneously interlockingly opens or closes the dust discharge door 5.
The front end of the discharge door 1-2 is provided with a floating plate 1-2-1 with a floating function; the floating plate 1-2-1 is hinged to the inclined plate at the front end of the discharge door 1-2; the floating plate 1-2-1 rotates along with the fluctuation of the ground, and is better in sealing fit with the ground. Comprises a closed sweeper 1; a whole machine control system 2 is arranged above the shell of the closed sweeper 1, and a dust removal box 3 for forming a negative pressure air curtain and filtering dust around the closed sweeper 1 is arranged above the shell of the closed sweeper 1; a filter cavity is arranged on one side of the dust removal box 3 and is connected with an air duct, the air duct is formed by a shell of the closed sweeper 1, a fan cover 4 and a dust discharge door 5 in the four areas of the sweeper 1-1 of the closed sweeper 1, and narrow air ports are arranged on three sides of the periphery of the sweeper 1-1; a fan cavity is arranged on the other side of the dust removal box 3, a fan 10 is arranged in the fan cavity, the fan 10 operates through an oil way of a fan control valve block 2-2, a control box 2-3 and a connecting assembly, and after operation, three surfaces of a sweeper brush 1-1 of the sweeper 1 can be sealed to form an air curtain; a dust discharging door 5 is arranged below the dust removing box 3 and is interlocked with a discharging door 1-2 of the closed sweeper 1 through a connecting rod 6 to discharge filtered dust;
the working principle is as follows: as shown in fig. 5 and 6, when the fan 10 in the dust removing box 3 rotates, the fan housing 4 and the casing of the closed cleaner 1 form a peripheral air port to quickly suck air to form an air curtain, and since the inner cavity of the closed cleaner 1 is a closed cavity, the air suction port only sucks air from the periphery of the outer side of the closed cleaner 1 to form an air curtain, and the air in the inner cavity of the closed cleaner 1 is locked inside; at this time, when the sweeping brush 1-1 works, the raised dust is locked in the inner cavity of the closed sweeper 1, even if dust is raised on the periphery of the air opening, the dust is sucked into the air duct at this time, the dust is filtered by the filter 8 below the dust removal box 3 through the air duct, and the filtered air is discharged into the air through the air outlet of the fan 10, so that the dust is prevented from leaking; when the hopper of the closed sweeper 1 is full of sweeping materials, the sweeping brush 1-1 and the fan 10 are stopped to work, the dust discharging door 5 is interlocked to open along with the opening of the discharging door 1-2 for discharging, the vibration motor 7 in the dust removing box 3 vibrates the filter 8, and dust adsorbed on the bottom surface of the filter 8 falls off and is discharged; the whole process can be completed by equipment control, the filter does not need to be cleaned manually, and convenience, rapidness and efficiency are realized.
The above description is only a normal embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement or improvement made within the spirit and principle of the present invention, especially various designs of the air duct, for example, the present invention is to design the air duct inside the closed sweeper, and if the air duct is designed at the outside, all should be included in the protection scope of the present invention.
Claims (6)
1. A negative pressure dust removal system used on a closed sweeper is characterized by comprising a closed sweeper (1); a whole machine control system (2) is arranged above the shell of the closed sweeper (1), and a dust removal box (3) for forming a negative pressure air curtain and filtering dust around the closed sweeper (1) is arranged above the shell of the closed sweeper (1); the right filter cavity of the dust removal box (3) is connected with an air duct, the air duct is formed by a shell of the closed sweeper (1), an air cover (4) and a dust discharge door (5) in the four-side area of a sweeping brush (1-1) of the closed sweeper (1), and narrow air ports are arranged on three sides of the periphery of the sweeping brush (1-1); the dust discharging door (5) is interlocked with the discharging door (1-2) of the closed sweeper (1) through a connecting rod (6) to be opened and closed;
the dust removing box (3) is connected with the shell of the closed sweeper (1) and sealed by a sealing rubber strip; a vibration motor (7) is arranged in a filter cavity in the dust removing box (3), and a filter (8) is arranged above the vibration motor (7); a sealing upper cover (9) is added above the filter (8); a fan (10) is arranged in a fan cavity in the dust removing box (3); a fan motor (11) for driving the fan (10) to rotate is arranged above the fan (10); the fan motor (11) is connected with the whole machine control system (2) through an oil way;
the fan housing (4) comprises: an arc-shaped plate (4-1), a side plate (4-2) and a flange plate (4-3); the bottoms of the arc-shaped plate (4-1) and the side plate (4-2) are fixed on a fixed block of a shell of the closed sweeper (1), and narrow air ports are formed in three sides of the circumference of the sweeper (1-1); the flange plate (4-3) is connected with a flange fixing plate in the shell of the closed sweeper (1) and sealed by a sealing rubber strip; the air hood (4), the shell of the closed sweeper (1), the dust discharging door (5), the discharging door (1-2) and the dust removing box (3) form two cavities, one is an air duct cavity and the other is a cleaning cavity, and the cleaning cavity is wrapped by the air duct cavity;
two sides of one end of the dust discharging door (5) are hinged on the shell of the closed sweeper (1), and two sides are sealed with the shell of the closed sweeper (1) through sealing rubber strips; the dust discharging door (5) forms an air channel when rotating to be contacted with the fan cover (4); the lower lugs at the two sides of the dust discharging door (5) are connected with a connecting rod (6); the other end of the connecting rod (6) is connected to a supporting lug of the discharging door (1-2) and is opened or closed at the same time.
2. The negative-pressure dust removal system for the closed sweeper is characterized in that the complete machine control system (2) comprises an oil way and a line of a closed sweeper control valve block (2-1), a fan control valve block (2-2), a control box (2-3) and a connecting assembly; the closed sweeper control valve block (2-1) is connected with the sweeping brush motor (1-3) and the hydraulic oil cylinder (1-4) through an oil way, and the closed sweeper control valve block (2-1) is arranged at the upper end of a shell of the closed sweeper (1); the fan control valve block (2-2) is connected with a fan motor (11) through an oil way, and the fan control valve block (2-2) is arranged above a dust removal box fan cavity.
3. The negative pressure dust removing system for the closed sweeper according to claim 1, wherein the vibration motor (7) adopts a wired control mode, one end of the vibration motor (7) is connected with the control box (2-3), and the control box (2-3) controls the vibration motor (7) to vibrate.
4. The negative pressure dust removing system for the closed sweeper is characterized in that a connecting shaft of the sweeper motor (1-3) is connected with a mandrel of the sweeper (1-1); a U-shaped groove is formed in the side plate (4-2) of the fan cover (4); and a mandrel of the sweeper (1-1) penetrates through a U-shaped groove on a side plate (4-2) of the fan cover (4) and is connected with a connecting shaft of the sweeper motor (1-3).
5. The negative-pressure dust removal system for the closed sweeper is characterized in that the closed sweeper control valve block (2-1) is connected with a hydraulic oil cylinder (1-4) through an oil way; one end of the hydraulic oil cylinder (1-4) is hinged to the shell of the closed sweeper (1), and the other end of the hydraulic oil cylinder is hinged to an oil cylinder support lug of the discharge door (1-2); the closed sweeper control valve block (2-1) is connected to the control box (2-3) through a line; the control box (2-3) controls the hydraulic oil cylinder (1-4) to extend or contract through a rotary control switch, simultaneously opens or closes the discharge door (1-2), and simultaneously interlockingly opens or closes the dust discharge door (5).
6. The negative pressure dust removing system for a closed sweeper according to claim 1, wherein the front end of the discharge door (1-2) is provided with a floating plate (1-2-1) with a floating function; the floating plate (1-2-1) is hinged to the inclined plane plate at the front end of the discharge door (1-2); the floating plate (1-2-1) rotates along with the fluctuation of the ground, and is better in sealing fit with the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921624566.6U CN211446743U (en) | 2019-09-27 | 2019-09-27 | Negative pressure dust removal system for closed sweeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921624566.6U CN211446743U (en) | 2019-09-27 | 2019-09-27 | Negative pressure dust removal system for closed sweeper |
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| Publication Number | Publication Date |
|---|---|
| CN211446743U true CN211446743U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921624566.6U Active CN211446743U (en) | 2019-09-27 | 2019-09-27 | Negative pressure dust removal system for closed sweeper |
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| CN (1) | CN211446743U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565562A (en) * | 2019-09-27 | 2019-12-13 | 徐州屈恩工程机具制造有限公司 | Negative pressure dust removal system for closed sweeper |
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2019
- 2019-09-27 CN CN201921624566.6U patent/CN211446743U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565562A (en) * | 2019-09-27 | 2019-12-13 | 徐州屈恩工程机具制造有限公司 | Negative pressure dust removal system for closed sweeper |
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