CN108277765A - A kind of efficient suction nozzle of road cleaning vehicle - Google Patents
A kind of efficient suction nozzle of road cleaning vehicle Download PDFInfo
- Publication number
- CN108277765A CN108277765A CN201810294351.6A CN201810294351A CN108277765A CN 108277765 A CN108277765 A CN 108277765A CN 201810294351 A CN201810294351 A CN 201810294351A CN 108277765 A CN108277765 A CN 108277765A
- Authority
- CN
- China
- Prior art keywords
- suction nozzle
- nozzle cavity
- section
- ontology
- cavity ontology
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 7
- 230000008676 import Effects 0.000 claims description 9
- 241001212149 Cathetus Species 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241001417527 Pempheridae Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
- E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
A kind of efficient suction nozzle of road cleaning vehicle, it is characterised in that：It includes suction nozzle cavity ontology（1）, the front apron cylinder installation seat on outer wall is set on front side of the suction nozzle cavity ontology（2）, around the wall surface reinforcing rib of suction nozzle cavity body outer wall setting（3）, it is located at the adjustable mounting base of suction nozzle at wall surface reinforcing rib or so end（4）, it is arranged below the adjustable mounting base of suction nozzle, the front apron rotating seat of suction nozzle cavity body outer wall left and right sides（5）, and positioned at the suction nozzle side baffle installation base of suction nozzle cavity body lower part left and right sides；The suction nozzle cavity ontology（1）For lower mouth is rectangular, rounded hemispherical dome structure suitable for reading, and the section of the length direction of suction nozzle cavity ontology, in adding circular arc to seamlessly transit and the gradual structure type of necking using straight line from the bottom to top, the section of the width direction of suction nozzle cavity ontology is in the structure type being gradually flared from the bottom to top.
Description
Technical field
The present invention relates to a kind of efficient nozzle structures of road cleaning vehicle, applied to the high-speed wet type road specially researched and developed
It cleans vehicle or substitutes existing road cleaning vehicle, wet type road cleaning vehicle suction nozzle, promote its clean-up performance.
Background technology
Road cleaning vehicle is the hotly contested spot of all road cleaning vehicle manufacturers, make it is a have it is high performance
Road cleaning vehicle establishes the product market image for enterprise and is of great significance.Domestic existing environmental sanitation engineering goods Special sucker
Suction picks up that ability is poor, and the suction of suction nozzle picks up ability to working speed quite sensitive, and current stage country's sweeper working speed is stopped
10km/h is stayed in hereinafter, after working speed rises 1-2km/h, effect is cleaned and just declines immediately, professional standard is not achieved, especially
It is most stringent in the industry Shanghai terrestrial reference.
Numerous environmental sanitation machine-building quotient are dedicated to promoting road cleaning vehicle operation speed in industry, in suction nozzle, strength system
The multiple fields such as system, wind turbine did many research work, but the country is not yet apparent at present and effectively breaks through this technical barrier.
Invention content
The purpose of the present invention be exactly for the above-mentioned prior art in the presence of shortcoming and a kind of efficient road is provided
The efficient suction nozzle of vehicle is cleaned on road, and structure of the invention has air-flow flow efficiency height, good contour the picking up property of suction of solids passability
Energy feature, working speed can promote 1 times or more.
The purpose of the present invention can be realized by following technique measures：
The road cleaning vehicle of the present invention includes suction nozzle cavity ontology with efficient suction nozzle, and outer wall is arranged on front side of suction nozzle cavity ontology
On front apron cylinder installation seat be located at wall surface reinforcing rib or so around the wall surface reinforcing rib of suction nozzle cavity body outer wall setting
The adjustable mounting base of suction nozzle at end is arranged below the adjustable mounting base of suction nozzle, the rotation of the front apron of suction nozzle cavity body outer wall left and right sides
Swivel base, and the suction nozzle side baffle installation base positioned at suction nozzle cavity body lower part left and right sides；Under the suction nozzle cavity ontology is
Mouth rounded hemispherical dome structure rectangular, suitable for reading, and the section of the length direction of suction nozzle cavity ontology（Longitudinal section）In by
Under it is supreme using straight line add circular arc seamlessly transit and gradually necking structure type, the width direction of suction nozzle cavity ontology
Section（Cross section）In the structure type being gradually flared from the bottom to top.
The section in heretofore described suction nozzle cavity body width direction（I.e. from the suction nozzle as suction nozzle cavity ontology import
Lower section rectangular opening is to the section of the width direction of the suction nozzle upper rounded mouth exported as suction nozzle cavity ontology）Using in by up to
The straight line gentle transition structure that lower linear reduces reduces slope λ=0.11 ~ 0.13；Suction nozzle as the outlet of suction nozzle cavity ontology
Upper rounded mouth is connected by the circle corrugated pipe that internal diameter is Φ with road cleaning vehicle dustbin flow tank, as suction nozzle cavity
The rectangle width of rectangular opening is a, two included angle of straight line of section in rectangle width direction and round exit below the suction nozzle of ontology import
Vertical height for the α of β=2, rectangular section to circular cross-section is h, wherein β=8 ° ~ 12 °；Φ：a=1.6~1.8；h：a=3.8~4.2.
The section of heretofore described suction nozzle cavity body length direction（I.e. from the suction nozzle as suction nozzle cavity ontology import
Lower section rectangular opening is to the length direction section of the suction nozzle upper rounded mouth exported as suction nozzle cavity ontology）Using straight line plus circular arc
It seamlessly transits, cathetus and horizontal plane angulation γ=48 ° ~ 55 °；Suction nozzle length b and its width a meets relational expression a：b=
5.7~6.1；The transitional radius R of rectangular inlet to round exit meets following relational expression R with outlet round diameter:Φ=2.4~
2.6。
The suction nozzle cavity ontology of the present invention rectangular, rounded hemispherical dome structure suitable for reading using lower mouth, and length side
To section（Longitudinal section）Gradually become smaller from the bottom to top（It gradually closes up from top to bottom along airflow direction）, width direction section（It is horizontal
Section）Gradually become larger from the bottom to top（It is in flared from top to bottom along airflow direction）Design feature, it is ensured that air-flow exists
Gradually speedup in inner cavity enhances solids conveying capacity.Specifically, air-flow is incremented by suction nozzle inner cavity from import to muzzle velocity,
Effectively inhibit inner vortex and flow separation to occur, so that solids accelerates along airflow direction, avoids solid
Object deceleration of motion or sedimentation enhance Geldart-D particle ability.
Beneficial effects of the present invention are as follows：
The present invention carries out aerodynamic optimization by the internal lumen type face of CFD tools, designs the suction nozzle type face for meeting interior flow field flow pattern,
Its flow efficiency is increased dramatically, and suction nozzle picks up ability to the suction of rubbish and improves 1 times compared to existing structure suction nozzle, effectively solves
Performance deficiency is picked up in existing suction nozzle suction, can effectively clean problem when especially working speed reaches 20km/h or more.The present invention compares
The Contrast on effect of the prior art is referring to following table：
Description of the drawings
Fig. 1 is the front view of the present invention（Stereogram）.
Fig. 2 is the sectional view of Fig. 1.
Fig. 3 suction nozzles are in width direction cross-section structure molded lines.
Fig. 4 suction nozzles cross-section structure molded lines in terms of length.
Horizontal profile configuration of the lumen type face along airflow direction in Fig. 5 suction nozzles.
Specific implementation mode
The present invention is below with reference to embodiment（Attached drawing）It is described further：
As shown in Figure 1, 2, the efficient suction nozzle of road cleaning vehicle of the invention includes suction nozzle cavity ontology 1, is arranged in suction nozzle type
Front apron cylinder installation seat 2 on front side of chamber ontology on outer wall, around the wall surface reinforcing rib 3 of suction nozzle cavity body outer wall setting, position
The adjustable mounting base 4 of suction nozzle in wall surface reinforcing rib or so end is arranged below the adjustable mounting base of suction nozzle, suction nozzle cavity body outer wall
The front apron rotating seat 5 of left and right sides, and the suction nozzle side baffle installation base positioned at suction nozzle cavity body lower part left and right sides；It is described
Rectangular, the rounded hemispherical dome structure suitable for reading for lower mouth of suction nozzle cavity ontology 1, and the length direction of suction nozzle cavity ontology
Section（Longitudinal section）In adding circular arc to seamlessly transit and the gradual structure type of necking using straight line from the bottom to top, suction nozzle cavity
The section of the width direction of ontology（Cross section）In the structure type being gradually flared from the bottom to top.
As shown in figure 3, the section of heretofore described 1 width direction of suction nozzle cavity ontology（I.e. from as suction nozzle cavity sheet
Rectangular opening is to the section of the width direction of the suction nozzle upper rounded mouth exported as suction nozzle cavity ontology below the suction nozzle of body import）
Using the straight line gentle transition structure from top to bottom linearly reduced, reduce slope λ=0.11 ~ 0.13；That is i-th section in Fig. 5
Face area SiExpression formula is：Si=（1-λ）·S0；This embodiment takes 6 cross sections, then S0=ab, S6=π·Φ2/4.As suction
Nozzle type chamber ontology（1）The suction nozzle upper rounded mouth of outlet passes through the circle corrugated pipe that internal diameter is Φ and road cleaning vehicle dustbin
Flow tank is connected, as suction nozzle cavity ontology（1）The rectangle width of rectangular opening is a, rectangle width direction below the suction nozzle of import
Be the α of β=2 with two included angle of straight line of section of round exit, the vertical height of rectangular section to circular cross-section is h, wherein β=8 ° ~
12°；Φ：a=1.6~1.8；h：a=3.8~4.2.
As shown in figure 4, the section of heretofore described 1 length direction of suction nozzle cavity ontology（I.e. from as suction nozzle cavity sheet
Rectangular opening is to the length direction section of the suction nozzle upper rounded mouth exported as suction nozzle cavity ontology below the suction nozzle of body import）It adopts
It is seamlessly transitted with straight line plus circular arc, cathetus and horizontal plane angulation γ=48 ° ~ 55 °；Suction nozzle length b and its width a is full
Sufficient relational expression a：b=5.7~6.1；The transitional radius R of rectangular inlet to round exit meets such as ShiShimonoseki with outlet round diameter
It is formula R:Φ=2.4~2.6.
The suction nozzle cavity ontology of the present invention rectangular, rounded hemispherical dome structure suitable for reading using lower mouth, and length side
To section（Longitudinal section）Gradually become smaller from the bottom to top（It gradually closes up from top to bottom along airflow direction）, width direction section（It is horizontal
Section）Gradually become larger from the bottom to top（It is in flared from top to bottom along airflow direction）Design feature, it is ensured that air-flow exists
Gradually speedup in inner cavity enhances solids conveying capacity.Furtherly, air-flow is passed in suction nozzle inner cavity from import to muzzle velocity
Increase, inner vortex and flow separation is effectively inhibited to occur, so that solids accelerates along airflow direction, avoids solid
Body object deceleration of motion or sedimentation enhance Geldart-D particle ability.
Claims (3)
1. a kind of efficient suction nozzle of road cleaning vehicle, it is characterised in that：It includes suction nozzle cavity ontology（1）, it is arranged in suction nozzle
Front apron cylinder installation seat on front side of cavity ontology on outer wall（2）, around the wall surface reinforcing rib of suction nozzle cavity body outer wall setting
（3）, it is located at the adjustable mounting base of suction nozzle at wall surface reinforcing rib or so end（4）, it is arranged below the adjustable mounting base of suction nozzle, suction nozzle cavity
The front apron rotating seat of body outer wall left and right sides（5）, and positioned at the suction nozzle side board of suction nozzle cavity body lower part left and right sides
Mounting base；The suction nozzle cavity ontology（1）For lower mouth is rectangular, rounded hemispherical dome structure suitable for reading, and suction nozzle cavity sheet
It the section of the length direction of body is inhaled in adding circular arc to seamlessly transit and the gradual structure type of necking using straight line from the bottom to top
The section of the width direction of nozzle type chamber ontology is in the structure type being gradually flared from the bottom to top.
2. the efficient suction nozzle of road cleaning vehicle according to claim 1, it is characterised in that：The suction nozzle cavity ontology
（1）The straight line gentle transition structure that the section use of width direction from top to bottom linearly reduces, reduction slope λ=0.11 ~
0.13；As suction nozzle cavity ontology（1）The suction nozzle upper rounded mouth of outlet is clear by the circle corrugated pipe that internal diameter is Φ and road
Clean vehicular waste case flow tank is connected, as suction nozzle cavity ontology（1）The rectangle width of rectangular opening is a below the suction nozzle of import,
Rectangle width direction and two included angle of straight line of the section of round exit are the α of β=2, and the vertical height of rectangular section to circular cross-section is h,
Wherein β=8 ° ~ 12 °；Φ：a=1.6~1.8；h：a=3.8~4.2.
3. the efficient suction nozzle of road cleaning vehicle according to claim 1, it is characterised in that：The suction nozzle cavity ontology
（1）The section of length direction adds circular arc to seamlessly transit using straight line, cathetus and horizontal plane angulation γ=48 ° ~ 55 °；It inhales
Mouth length b and its width a meets relational expression a：b=5.7~6.1；Transitional radius R and outlet of the rectangular inlet to round exit
Round diameter meets following relational expression R:Φ=2.4~2.6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810294351.6A CN108277765A (en) | 2018-04-04 | 2018-04-04 | A kind of efficient suction nozzle of road cleaning vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810294351.6A CN108277765A (en) | 2018-04-04 | 2018-04-04 | A kind of efficient suction nozzle of road cleaning vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108277765A true CN108277765A (en) | 2018-07-13 |
Family
ID=62811280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810294351.6A Pending CN108277765A (en) | 2018-04-04 | 2018-04-04 | A kind of efficient suction nozzle of road cleaning vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108277765A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1068931A (en) * | 1964-02-11 | 1967-05-17 | Johnston Brothers Eng | Improvements in or relating to mountings for suction nozzles on road vehicles |
| CN202595685U (en) * | 2012-05-24 | 2012-12-12 | 长沙中联重科环卫机械有限公司 | Suction nozzle for road sweepers and road sweeper |
| KR20150042114A (en) * | 2013-10-10 | 2015-04-20 | 박희자 | Vacuum Suction Apparatus For Intake |
| KR101589274B1 (en) * | 2015-08-17 | 2016-01-28 | 알엔씨클린 주식회사 | Road cleaning equipment having foldable vacuum suction apparatus |
| CN107386174A (en) * | 2017-08-09 | 2017-11-24 | 武汉理工大学 | A kind of more sucking mouth type nozzle bodies of sweeper |
| CN208151940U (en) * | 2018-04-04 | 2018-11-27 | 郑州宇通重工有限公司 | A kind of efficient suction nozzle of road cleaning vehicle |
-
2018
- 2018-04-04 CN CN201810294351.6A patent/CN108277765A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1068931A (en) * | 1964-02-11 | 1967-05-17 | Johnston Brothers Eng | Improvements in or relating to mountings for suction nozzles on road vehicles |
| CN202595685U (en) * | 2012-05-24 | 2012-12-12 | 长沙中联重科环卫机械有限公司 | Suction nozzle for road sweepers and road sweeper |
| KR20150042114A (en) * | 2013-10-10 | 2015-04-20 | 박희자 | Vacuum Suction Apparatus For Intake |
| KR101589274B1 (en) * | 2015-08-17 | 2016-01-28 | 알엔씨클린 주식회사 | Road cleaning equipment having foldable vacuum suction apparatus |
| CN107386174A (en) * | 2017-08-09 | 2017-11-24 | 武汉理工大学 | A kind of more sucking mouth type nozzle bodies of sweeper |
| CN208151940U (en) * | 2018-04-04 | 2018-11-27 | 郑州宇通重工有限公司 | A kind of efficient suction nozzle of road cleaning vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180713 |
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| WD01 | Invention patent application deemed withdrawn after publication |