CN211189517U - Street sweeper and filtering system thereof - Google Patents
Street sweeper and filtering system thereof Download PDFInfo
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- CN211189517U CN211189517U CN201920875326.7U CN201920875326U CN211189517U CN 211189517 U CN211189517 U CN 211189517U CN 201920875326 U CN201920875326 U CN 201920875326U CN 211189517 U CN211189517 U CN 211189517U
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Abstract
The utility model discloses a street sweeper and filtration system thereof, this filtration system includes: a collection bin for collecting the waste; the dust collection fan is communicated with the inside of the collection box and used for generating suction inside the collection box so as to absorb the raised dust generated in the sweeping process; the filter cylinder is positioned in the collecting box and used for filtering the raised dust absorbed in the collecting box; the positioning mechanism is positioned at one end of the filter cartridge and comprises a plurality of rolling element groups fixed on the collecting box, each rolling element group comprises at least one rolling element, and the rolling elements in the plurality of rolling element groups are internally tangent to the circumference of the round opening or externally tangent to the circumference of one end of the filter cartridge; the support column that is located the cartridge filter other end, the one end of support column is fixed on the other end of cartridge filter, and the other end of support column is rotatable installs on the collecting box. Positioning mechanism can reduce the mechanical friction that the cartridge filter rotated the in-process and produced, reduces the produced noise of friction, and then the life of extension equipment.
Description
Technical Field
The application relates to the technical field of sweeper filter systems, in particular to a sweeper and a filter system thereof.
Background
With the rapid development of modern society and economy, the urban environment has great influence on the quality of life of people, and the reduction and the improvement of air quality and the reduction of noise pollution are more important.
At present, the street sweeper on sale on the market, the rotation type raise dust filtration system is all being used to the overwhelming majority, and this system advantage is that the filter effect is better than vibrations formula filtration system's effect, also maintains more easily, and the shortcoming is that the cartridge filter rotates the easy noise that produces of in-process mechanical friction, and after long-time wearing and tearing, the leakproofness can reduce, influences the filter effect. Meanwhile, the filter cartridge has poor sealing performance, dust is easy to leak, and secondary pollution is caused.
Thus, the prior art is in need of improvement and advancement.
SUMMERY OF THE UTILITY MODEL
The application aims at providing a street sweeper and filtration system thereof to reduce the mechanical friction that the cartridge filter rotated the in-process and produced, improve the leakproofness, and then increase of service life.
According to a first aspect of the present application, there is provided a filter system of a sweeper, comprising:
a collection bin for collecting the waste;
the dust collection fan is communicated with the inside of the collection box and used for generating suction inside the collection box so as to absorb the raised dust generated in the sweeping process;
the filter cylinder is positioned in the collecting box and used for filtering the raised dust absorbed in the collecting box; one end of the filter cylinder in the axial direction is provided with a round opening, and the other end of the filter cylinder is closed;
the positioning mechanism is positioned at one end of the filter cartridge and comprises a plurality of rolling element groups fixed on the collecting box, each rolling element group comprises at least one rolling element, and the rolling elements in the rolling element groups are internally tangent to the circumference of the circular opening or externally tangent to the circumference of one end of the filter cartridge;
the support column is positioned at the other end of the filter cylinder, one end of the support column is fixed at the other end of the filter cylinder, and the other end of the support column is rotatably arranged on the collecting box.
The filtration system, wherein, still include: and the sealing structure is fixed at one end of the filter cartridge or on the collecting box and is used for sealing a gap between one end of the filter cartridge and the collecting box.
The filtration system of, wherein the positioning mechanism further comprises: the rolling parts of each rolling part group are sleeved on the corresponding positioning columns respectively.
The filtration system of, wherein the positioning mechanism further comprises: the positioning columns are fixed on the fixed circular rings, and the fixed circular rings are fixed on the inner sides of the collecting boxes.
In the filtering system, the positioning columns equally divide the array by taking the center of the positioning ring as the center of a circle.
The filter system is characterized in that the dust collection fan is provided with an air inlet and an air outlet, and the collection box is provided with an outlet communicated with the air inlet and an inlet for garbage to enter; the discharge port communicates with the circular opening.
The filtration system, wherein, still include: the driving device is arranged on the collecting box, and the scraping blades are positioned on the side surface of the filter cylinder; the driving device is in transmission connection with the other end of the supporting column so as to drive the supporting column to rotate and drive the filter cartridge to rotate; the plurality of scraping blades are used for bouncing off dust on the rotating filter cylinder.
The filtration system, wherein, still include: the base body is fixed on the other side of the collecting box, a bearing is arranged in the base body, and the other end of the supporting column is sleeved in the bearing.
The filtering system, wherein the sealing structure is an annular structure, the circumferential size of the annular structure is larger than that of the circular opening, and the annular structure is fixed on the periphery of the circular opening.
According to a second aspect of the present application, there is provided a sweeper comprising a brush for sweeping refuse and said filter system.
The utility model has the advantages that:
the application provides a street sweeper and filtration system thereof, filtration system include: a collection bin for collecting the waste; the dust collection fan is communicated with the inside of the collection box and used for generating suction inside the collection box so as to absorb the raised dust generated in the sweeping process; the filter cylinder is positioned in the collecting box and used for filtering the raised dust absorbed in the collecting box; one end of the filter cylinder in the axial direction is provided with a round opening, and the other end of the filter cylinder is closed; the positioning mechanism is positioned at one end of the filter cartridge and comprises a plurality of rolling element groups fixed on the collecting box, each rolling element group comprises at least one rolling element, and the rolling elements in the rolling element groups are internally tangent to the circumference of the circular opening or externally tangent to the circumference of one end of the filter cartridge; the support column is positioned at the other end of the filter cylinder, one end of the support column is fixed at the other end of the filter cylinder, and the other end of the support column is rotatably arranged on the collecting box. The rolling member not only can restrict the radial drunkenness of cartridge filter, but also can rotate along with the rotation of cartridge filter to reduce the mechanical friction that the cartridge filter rotated the in-process and produced noise of reduction friction, and then the life of extension equipment.
Drawings
Fig. 1 is a schematic structural diagram of a filtering system of a sweeper provided by the present invention;
fig. 2 is an exploded view of the filtering system of the sweeper provided by the present invention;
fig. 3 is an exploded view of the positioning mechanism provided by the present invention;
fig. 4 is a schematic view of a partial structure of the positioning mechanism provided by the present invention.
Detailed Description
The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments.
The first embodiment,
The embodiment provides a filtration system of a sweeper, and particularly relates to a filtration system for absorbing and filtering raised dust generated in the process of sweeping garbage by the sweeper so as to exhaust clean air and avoid secondary pollution. In this implementation, for reducing the produced mechanical friction of cartridge filter rotation in-process, set up multiple spot supporting structure at one of cartridge filter setting circle open-ended, this multiple spot supporting structure adopts the rolling piece to support the outer lane of circle open-ended or cartridge filter to rotate along with the rotation of cartridge filter, rotate the produced mechanical friction of in-process with reducing the cartridge filter, and the noise reduction, the life of extension cartridge filter.
Referring to fig. 1 to 4, the filtering system of the sweeper provided in this embodiment mainly includes: the dust collection box 10, the dust collection fan 20, the filter cartridge 30, the positioning mechanism 40, the support column 50, and the sealing structure 60.
The collecting box 10 is used for collecting garbage, specifically, the collecting box 10 is of a hollow structure, an inlet for garbage to enter is arranged on the collecting box 10, an outlet 11 for communicating with a dust suction fan 20 is arranged on the collecting box 10, and a brush body used for sweeping the garbage on the sweeper sweeps the garbage from the inlet into the collecting box 10.
In one embodiment, a collection box door is provided on the body of the collection box 10 to be opened and closed to discharge the garbage to a garbage collection station after a sufficient amount of garbage is collected in the collection box 10.
A dust suction fan 20 is communicated to the inside of the collective box 10 for generating suction force to the inside of the collective box 10 to absorb dust generated during sweeping. Specifically, when the sweeper is in operation, the rotation of the brush body inevitably drives the ground dust to form the raised dust, and the suction force is generated inside the collecting box 10 under the action of the dust collection fan 20, so that the raised dust can be sucked into the collecting box 10 without being generated. An air inlet and an air outlet are provided on the dust suction fan 20, and the air inlet is used for communicating with the discharge port 11 of the collection box 10 to transmit the suction force generated by the dust suction fan 20 to the inside of the collection box 10.
As shown in fig. 2, the suction fan 20 includes a centrifugal fan 21, a housing 22, and an air duct 23. The centrifugal fan 21 is disposed in a housing 22, and a side of the housing 22 facing the collection chamber 10 is an opening, and one end of an air duct 23 is installed on the opening and the other end is installed on the periphery of the discharge port 11 of the collection chamber 10 to form an air inlet of the dust suction fan 20. A plurality of bar-shaped holes are uniformly distributed on the casing 22, and the plurality of bar-shaped holes form an air outlet of the dust collection fan 20.
As described above, after the dust is absorbed into the inside of the collection box 10, in order to prevent the dust from being discharged to the outside through the air outlet 11, the air inlet and the air outlet and causing secondary pollution to the environment, the filter cartridge 30 is disposed inside the collection box 10 to filter the dust absorbed into the collection box 10. Specifically, the filter cartridge 30 has a circular opening 31 at one end in the axial direction and is closed at the other end. More specifically, the circular opening 31 is disposed toward and near the air outlet 11.
In this embodiment, the filter cartridge 30 has a cylindrical structure, a body of the cylindrical structure is a filter for filtering the dust, and the material of the filter is mainly selected to filter the dust.
The positioning mechanism 40 is located at one end of the filter cartridge 30 in the axial direction, specifically, the end where the circular opening 31 is provided. The positioning mechanism 40 comprises a plurality of rolling element groups, a fixed ring 43 fixed inside the collecting box 10, and a plurality of positioning posts 42 arranged on the fixed ring 43. The fixed ring 43 is fixed to the outer periphery of the discharge port 31 in the circumferential direction, that is, the inner ring of the fixed ring 43 is located on the outer periphery of the discharge port 31 in the circumferential direction. The positioning columns 42 correspond to a plurality of rolling element groups one to one, each rolling element group includes at least one rolling element 41, and the rolling element 41 is an element capable of rotating around its axis, specifically, the rolling element 41 is a rolling bearing. The rolling elements 41 in each rolling element group are either inscribed in the circumferential direction of the circular opening 31 or circumscribed with the circumferential direction of one end of the filter cartridge 30. Not only can restrict the radial drunkenness of cartridge filter 30, can also reduce the mechanical friction of cartridge filter at the in-process that cartridge filter 30 rotated, reduce the produced noise of friction, the life of extension equipment.
As shown in fig. 3, the rolling element 41 is sleeved on the positioning column 42, and a limiting element 44 for limiting the rolling element 41 from moving along the axial direction of the positioning column 42 is disposed at an end of the positioning column 42 away from the fixed circular ring 43, and preferably, an end surface of the limiting element 44 facing the positioning column 42 is larger than a circumferential direction of the positioning column 42. The end of the positioning post 42 far from the fixing ring 43 is further provided with a threaded hole, the limiting member 44 is provided with a through hole suitable for a fastening member 45, and the fastening member 45 is screwed on the threaded hole of the limiting member 44 after passing through the elastic pad 46, the flat pad 47 and the through hole, so as to fix the limiting member 44 on the end of the positioning post 42, thereby limiting the rolling member 41.
In this embodiment, the rolling element groups are provided with three groups, each rolling element group includes two rolling elements 41, and then the positioning columns 42 are provided with three, the three positioning columns 42 are equally arrayed with the center of the fixed circular ring 43 as the center of the circle, that is, the included angle between two adjacent positioning columns 42 is 120 °. In other embodiments, other numbers of rolling element sets, rolling elements 41 and positioning posts 42 may be provided according to actual needs.
The support column 50 is located at the other end of the filter cartridge 30, i.e., the closed end of the filter cartridge 30. One end of the supporting column 50 is fixed to the other end of the filter cartridge 30, and the other end of the supporting column 50 is rotatably mounted on the collecting chamber 10. Specifically, a fixed seat 51 is further disposed on the collecting box 10, at least one bearing 52 is disposed in the fixed seat 51, and the supporting column 50 is sleeved in the bearing 52, that is, a column body of the supporting column 50 is sleeved in the bearing 52. In this embodiment, the fixing base 51 is a cylindrical structure with two ends communicating with each other, and two bearings 52 are disposed in the cylindrical structure to position the supporting pillar 50. One end of the supporting column 50 close to the filter cartridge 30 is a base, the supporting column 50 is fixed on the filter cartridge 30 through the base, and a column body of the supporting column 50 is provided with a first connecting section penetrating the bearing 52 and a second connecting section between the first connecting section and the base, and the first connecting section and the second connecting section form a step shape, so as to limit the axial movement of the supporting shaft 50.
A sealing structure 60 is fixed to one end of the filter cartridge 30 or the collection tank 10, and the sealing structure 30 is used to seal a gap between the one end of the filter cartridge and the collection tank 10. Specifically, the sealing structure 30 is an annular structure, the circumferential size of the inner ring of the annular structure is larger than the circumferential size of the circular opening 31, and the annular structure is fixed on the circumferential periphery of the circular opening 31.
In this embodiment, the sealing structure 60 is specifically made of sponge material, and the sealing structure 60 made of sponge material is adhered to the circumferential periphery of the circular opening 31 of the filter cartridge 30. Under the action of the suction force generated by the dust suction fan 20, the dust collected in the garbage in the collection box 10 is not sucked away, and the generation of secondary pollution is avoided.
The filtration system provided by the present embodiment further includes: the filter cartridge comprises a driving device and a plurality of scraping blades 80 positioned on the side surface of the filter cartridge 30, specifically, the driving device is arranged on the outer side of the collecting box 10, and the driving device is in transmission connection with the other end of the supporting column 50 and is used for driving the supporting column 50 to rotate so as to drive the filter cartridge 30 to rotate. The wiper 80 is fixed in the collection box 10 by a bracket 81 for bouncing off dust on the rotating filter cartridge 30. It can be understood that, at the in-process that cartridge filter 30 filtered the raise dust, the raise dust must be attached to the stack shell of cartridge filter 30, and the effect through doctor-bar 81 will rotate cartridge filter 30's stack shell on adnexed dust bullet fall, not only can be that cartridge filter 30 keeps fine filter effect all the time, can also prolong cartridge filter 30's life.
In an embodiment, the driving device includes: the driving mechanism comprises a driving motor 70, a driving chain wheel 71 arranged on a motor shaft of the driving motor 70, a driven chain wheel 73 fixed on the other end of the supporting column 50, and a chain 72 sleeved on the driving chain wheel 71 and the driven chain wheel 73. The driving motor 70 works to drive the driving sprocket 71 to rotate through the motor shaft, the driving sprocket 71 drives the driven sprocket 73 to rotate through the transmission of the chain 72, and the driven sprocket 73 drives the supporting column 50 to rotate, so as to drive the filter cartridge 30 to rotate.
The application provides a street sweeper's filtration system's working process as follows:
the sweeper starts to work, under the action of the sweeper brush body, garbage enters the collecting box 10 through the inlet of the collecting box 10, meanwhile, the dust collection fan 20 starts to work, raised dust raised by the rotation of the brush body enters the collecting box 10 through the inlet, the filter cylinder 30 filters the raised dust, and clean air after filtration is discharged to the outside through the outlet 31, the outlet 11 on the collecting box 10, the air inlet and the air outlet.
Example II,
The embodiment provides a street sweeper, this street sweeper includes: a brush body for cleaning garbage and a filtering system in the first embodiment. The brush rotation sweeps the waste into the interior of the collection bin 10 from the inlet opening of the collection bin 10. Since all functions and features of the filtering system are described in detail in the embodiment, they are not described in detail herein.
The foregoing is a more detailed description of the present application in connection with specific embodiments thereof, and it is not intended that the present application be limited to the specific embodiments thereof. For those skilled in the art to which the present application pertains, a number of simple deductions or substitutions can be made without departing from the inventive concept of the present application.
Claims (10)
1. A filter system for a sweeper, comprising:
a collection bin for collecting the waste;
the dust collection fan is communicated with the inside of the collection box and used for generating suction inside the collection box so as to absorb the raised dust generated in the sweeping process;
the filter cylinder is positioned in the collecting box and used for filtering the raised dust absorbed in the collecting box; one end of the filter cylinder in the axial direction is provided with a round opening, and the other end of the filter cylinder is closed;
the positioning mechanism is positioned at one end of the filter cartridge and comprises a plurality of rolling element groups fixed on the collecting box, each rolling element group comprises at least one rolling element, and the rolling elements in the rolling element groups are internally tangent to the circumference of the circular opening or externally tangent to the circumference of one end of the filter cartridge;
the support column is positioned at the other end of the filter cylinder, one end of the support column is fixed at the other end of the filter cylinder, and the other end of the support column is rotatably arranged on the collecting box.
2. The filtration system of claim 1, further comprising: and the sealing structure is fixed at one end of the filter cartridge or on the collecting box and is used for sealing a gap between one end of the filter cartridge and the collecting box.
3. The filtration system of claim 1, wherein the positioning mechanism further comprises: the rolling parts of each rolling part group are sleeved on the corresponding positioning columns respectively.
4. The filtration system of claim 3, wherein the positioning mechanism further comprises: the positioning columns are fixed on the fixed circular rings, and the fixed circular rings are fixed on the inner sides of the collecting boxes.
5. The filtration system of claim 4, wherein the plurality of positioning posts are equally spaced in an array about a center of the stationary ring.
6. The filter system of claim 1, wherein the dust collection fan is provided with an air inlet and an air outlet, and the collection box is provided with an outlet for communicating with the air inlet and an inlet for allowing the garbage to enter; the discharge port communicates with the circular opening.
7. The filtration system of claim 1, further comprising: the driving device is arranged on the collecting box, and the scraping blades are positioned on the side surface of the filter cylinder; the driving device is in transmission connection with the other end of the supporting column so as to drive the supporting column to rotate and drive the filter cartridge to rotate; the plurality of scraping blades are used for bouncing off dust on the rotating filter cylinder.
8. The filtration system of claim 1, further comprising: the base body is fixed on the other side of the collecting box, a bearing is arranged in the base body, and the other end of the supporting column is sleeved in the bearing.
9. The filtration system of claim 2, wherein the seal structure is an annular structure having a circumferential dimension greater than a circumferential dimension of the circular opening, and wherein the annular structure is secured to the periphery of the circular opening.
10. A sweeper truck comprising a brush for sweeping refuse and a filter system according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920875326.7U CN211189517U (en) | 2019-06-11 | 2019-06-11 | Street sweeper and filtering system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920875326.7U CN211189517U (en) | 2019-06-11 | 2019-06-11 | Street sweeper and filtering system thereof |
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| CN211189517U true CN211189517U (en) | 2020-08-07 |
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| CN201920875326.7U Active CN211189517U (en) | 2019-06-11 | 2019-06-11 | Street sweeper and filtering system thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110280082A (en) * | 2019-06-11 | 2019-09-27 | 上海东明玛西尔电动车有限公司 | A kind of positioning device of road sweeper and its filtration system |
| CN113457271A (en) * | 2021-06-22 | 2021-10-01 | 浙江水美环保工程有限公司 | Preliminary separation device for livestock and poultry manure liquid |
-
2019
- 2019-06-11 CN CN201920875326.7U patent/CN211189517U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110280082A (en) * | 2019-06-11 | 2019-09-27 | 上海东明玛西尔电动车有限公司 | A kind of positioning device of road sweeper and its filtration system |
| CN113457271A (en) * | 2021-06-22 | 2021-10-01 | 浙江水美环保工程有限公司 | Preliminary separation device for livestock and poultry manure liquid |
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