CN104929750B - Engine system and road sweeper with it - Google Patents
Engine system and road sweeper with it Download PDFInfo
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- CN104929750B CN104929750B CN201510288768.8A CN201510288768A CN104929750B CN 104929750 B CN104929750 B CN 104929750B CN 201510288768 A CN201510288768 A CN 201510288768A CN 104929750 B CN104929750 B CN 104929750B
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- engine
- engine system
- fan outlet
- piggyback pod
- outlet
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- 241001417527 Pempheridae Species 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000000498 cooling water Substances 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 17
- 239000000428 dust Substances 0.000 abstract description 16
- 238000010408 sweeping Methods 0.000 abstract description 12
- 238000000151 deposition Methods 0.000 abstract description 9
- 239000012530 fluid Substances 0.000 abstract description 5
- 238000005119 centrifugation Methods 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of engine system and with its road sweeper.Engine system, including：First engine is located in the piggyback pod of road sweeper；Centrifugal blower is connected with the first engine, and centrifugation extension set has fan outlet；Depression generator is sheathed on fan outlet, and depression generator has the exhaust outlet being connected with fan outlet and at least one pump orifice；Delivery pipe, pump orifice are connected by delivery pipe with piggyback pod.The first engine drives centrifugal blower to run at high speed by belt in piggyback pod when sweeping machine works, and a large amount of high-speed flows are generated at fan outlet.High-speed flow is discharged by fan outlet by exhaust outlet.Due to will produce negative pressure near swiftly flowing fluid, negative pressure is transmitted to piggyback pod by delivery pipe, generates suction effect, takes the dust in hot-air and air in piggyback pod away, to achieve the effect that the depositing dust that cools down.
Description
Technical field
The present invention relates to engineering machinery, in particular to a kind of engine system and with its road sweeper.
Background technology
Sweeping machine assistant engine cabin space is narrow, and bottom arrangement sweeps disk, and cabin has the more dirt phenomenons of high temperature more.Cabin is whole
A Design of ventilation cannot be excessive, cooling water tank cannot excessive dust stratification, radiator fan diameter cannot be excessive, to ensure assistant engine work
Reliability, economy and the sweeping machine noise requirements of work.
Specifically, starting stage, both sides hundred are lain substantially in terms of current sweeping machine assistant engine cabin cooling depositing dust
Leaf window (orifice plate), overhead ventilating cover, cooling water tank and radiator fan are combined into the entire heat dissipation system of current sweeping machine assistant engine
System.Speed only has several kilometers per hour when sweeping machine operation, and low effort, causes overhead ventilating cover effect bad windward.Cabin
Arrangement is often fuller, and engine front and back end shutter channel is blocked, and effect is had a greatly reduced quality.Increase fan diameter or increase
Fan blade quantity or increase heat dissipation of water tank area can all bring the increase of different degrees of manufacturing cost and use cost.
Because of factors such as structure, space and cabin high temperature, effect to pay accumulation not directly proportional, and that cabin dust cannot be reduced, it is unfavorable
It is used for a long time in engine.
Invention content
The main purpose of the present invention is to provide a kind of engines for the depositing dust that can cool down to sweeping machine assistant engine cabin
System and road sweeper with it.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of engine system, including：First
Engine is located in the piggyback pod of road sweeper；Centrifugal blower is connected with the first engine, and centrifugal blower has wind turbine outlet air
Mouthful；Depression generator is sheathed on fan outlet, and depression generator has the exhaust outlet being connected with fan outlet
With at least one pump orifice；Delivery pipe, pump orifice are connected by delivery pipe with piggyback pod.
Further, exhaust outlet has spacing distance with pump orifice and is oppositely arranged.
Further, exhaust outlet and fan outlet coaxial arrangement.
Further, also there is depression generator straight air duct, the one end in straight air duct to be connected with exhaust outlet, straight air duct
The other end is connected with air.
Further, pump orifice is two, is respectively arranged at the both sides of fan outlet.
Further, engine system further includes suction tube, and suction tube is communicated between pump orifice and delivery pipe.
Further, also there is piggyback pod collecting hood, suction tube to be connected with collecting hood by delivery pipe.
Further, depression generator further includes the flow control mechanism being set on suction tube.
Further, flow control mechanism includes：Cooling water tank；Water temperature sensor is connected with cooling water tank；It adjusts
Valve is set on suction tube；Controller is connected, receives the signal of water temperature sensor outflow to control to adjust the aperture of valve.
According to another aspect of the present invention, a kind of road sweeper, including engine system are additionally provided, engine system is
Above-mentioned engine system, engine system further include the second engine, and the second engine is used to drive the chassis of road sweeper.
Using the engine system of the present invention, the first engine drives centrifugation by belt in piggyback pod when sweeping machine works
Wind turbine runs at high speed, and a large amount of high-speed flows are generated at fan outlet.High-speed flow passes through exhaust outlet by fan outlet
Discharge.Due to will produce negative pressure near swiftly flowing fluid, negative pressure is transmitted to piggyback pod by delivery pipe, generates suction effect
Fruit takes the dust in hot-air and air in piggyback pod away, to achieve the effect that the depositing dust that cools down.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 shows the structural schematic diagram of engine system according to the present invention；And
Fig. 2 shows the structural schematic diagrams of depression generator according to the present invention.
Wherein, above-mentioned attached drawing includes the following drawings label：
10, the first engine；
11, collecting hood；
20, centrifugal blower；
21, fan outlet；
30, depression generator；
31, exhaust outlet；32, pump orifice；33, straight air duct；34, flow control mechanism；
35, cooling water tank；36, water temperature sensor；37, regulating valve；38, controller is connected；
40, delivery pipe；
50, suction tube.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As depicted in figs. 1 and 2, the present invention provides a kind of engine systems.
Engine system includes the first engine 10, centrifugal blower 20, depression generator 30 and delivery pipe 40.
Specifically, the first engine 10 is located in the piggyback pod of road sweeper, and centrifugal blower 20 is connected with the first engine 10
Connect, centrifugal blower 20 have fan outlet 21, sweeping machine work when piggyback pod in the first engine 10 by belt drive from
Heart wind turbine 20 runs at high speed.There is depression generator 30 open ended cavity, depression generator 30 to be sheathed on wind turbine outlet air
On mouth 21, fan outlet 21 is located in the cavity.There is depression generator 30 exhaust outlet 31, exhaust outlet 31 to go out with wind turbine
Air port 21 is connected.Also there is depression generator 30 at least one and pump orifice 32, exhaust outlet 31 to be connected with pump orifice 32
It is logical.Wherein, pump orifice 32 is connected by delivery pipe 40 with piggyback pod.
The first engine 10 drives centrifugal blower 20 to run at high speed by belt in piggyback pod when sweeping machine works, in wind turbine
A large amount of high-speed flows are generated at air outlet 21.High-speed flow is discharged by fan outlet 21 by exhaust outlet 31.Due in height
The fluid of speed flowing nearby will produce negative pressure, and negative pressure is transmitted to piggyback pod by delivery pipe 40, generates suction effect, takes power away
Dust in cabin in hot-air and air, to achieve the effect that the depositing dust that cools down.Meanwhile in the premise for not increasing energy expenditure
Under, product itself operating condition can be optimized, it is very environmentally friendly and simple in structure, reliable.
As shown in Fig. 2, exhaust outlet 31 has spacing distance with pump orifice 32 and is oppositely arranged.Avoid air draft and suction mutual
Interference is also formed negative pressure and provides certain space.
In order to increase aspiration, the effect and efficiency of cooling depositing dust are improved, pump orifice 32 is set as two, is respectively arranged at
The both sides of fan outlet 21.
As shown in Fig. 2, in order not to form obstruction and backstop, exhaust outlet to generating a large amount of high-speed flows at fan outlet 21
31 and fan outlet 21 be coaxially disposed.And then ground, as shown in Fig. 2, depression generator 30 also has straight air duct 33, straight wind
The one end in road 33 is connected with exhaust outlet 31, and the other end in straight air duct 33 is connected with air.
As shown in Fig. 2, engine system further includes suction tube 50, suction tube 50 be communicated in pump orifice 32 and delivery pipe 40 it
Between.
As depicted in figs. 1 and 2, also there is piggyback pod collecting hood 11, suction tube 50 to pass through delivery pipe 40 and 11 phase of collecting hood
Connection.
In order to control and adjust aspiration, it is preferable that as shown in Fig. 2, depression generator 30 further includes being set to suction
Flow control mechanism 34 on pipe 50.
As shown in Fig. 2, flow control mechanism 34 includes cooling water tank 35, water temperature sensor 36, regulating valve 37 and connection control
Device 38 processed.Water temperature sensor 36 is connected with cooling water tank 35, and regulating valve 37 is set on suction tube 50, connects controller 38
The signal of the outflow of water temperature sensor 36 is received to control to adjust the aperture of valve 37.
Specifically, the first engine 10 drives centrifugal blower 20 to transport at a high speed by belt in piggyback pod when sweeping machine works
Turn, a large amount of high-speed flows are generated at fan outlet 21.High-speed flow enters straight air duct 33 side by side by fan outlet 21
Go out.It will produce negative pressure near swiftly flowing fluid, negative pressure is by suction tube 50, regulating valve 37, delivery pipe 40, collecting hood 11
It is transmitted to piggyback pod, suction effect is generated near collecting hood 11, takes the dust in hot-air and air in piggyback pod away, to
Achieve the effect that the depositing dust that cools down.
Wherein, flow control mechanism 34 is a set of automatic control flow device.In the apparatus, connection controller 38 connects
Water temperature sensor 36, water temperature sensor 36 connect cooling water tank 35.Connecting controller 38 can be by water temperature sensor 36 from heat dissipation
The data measured in water tank 35 control the valve opening of regulating valve 37, to adjust aspiration, engine can be made to exist
Just water temperature being capable of fast lifting when cold weather when startup and extremely.
According to another aspect of the present invention, a kind of road sweeper, including engine system are additionally provided, engine system is
Above-mentioned engine system, engine system further include the second engine.The road sweeper of the present invention reduces to cooling water tank
Cost input reduces the loss of engine power caused by increasing fan diameter, reduces cabin and maintains number, makes engine water
Temperature remains in the reasonable water temperature range of engine, and being conducive to engine reduces oil consumption, extends engine and its periphery zero
The service life of part.
In above-described embodiment, the first engine 10 can be assistant engine, and the second engine can be sustainer.Pair hair
The system design of motivation can achieve the effect that the depositing dust that cools down, sustainer primarily serve the effect on driving road sweeper chassis.
It can be seen from the above description that the above embodiments of the present invention realize following technique effect：
The first engine 10 drives centrifugal blower 20 to run at high speed by belt in piggyback pod when sweeping machine works, in wind turbine
A large amount of high-speed flows are generated at air outlet 21.High-speed flow is discharged by fan outlet 21 by exhaust outlet 31.Due in height
The fluid of speed flowing nearby will produce negative pressure, and negative pressure is transmitted to piggyback pod by delivery pipe 40, generates suction effect, takes power away
Dust in cabin in hot-air and air, to achieve the effect that the depositing dust that cools down.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of engine system, which is characterized in that including：
First engine (10) is located in the piggyback pod of road sweeper；
Centrifugal blower (20) is connected with first engine (10), and the centrifugal blower (20) has fan outlet
(21)；
Depression generator (30) is sheathed on the fan outlet (21), and the depression generator (30) has and institute
State the exhaust outlet (31) and at least one pump orifice (32) that fan outlet (21) is connected；
Delivery pipe (40), the pump orifice (32) are connected by the delivery pipe (40) with the piggyback pod；
The engine system further includes suction tube (50), the suction tube (50) be communicated in the pump orifice (32) with it is described defeated
It send between pipe (40)；
The depression generator (30) further includes the flow control mechanism (34) being set on the suction tube (50)；
Also there is the piggyback pod collecting hood (11), the suction tube (50) to pass through the delivery pipe (40) and the collecting hood
(11) it is connected.
2. engine system according to claim 1, which is characterized in that the exhaust outlet (31) and the pump orifice (32)
With spacing distance and it is oppositely arranged.
3. engine system according to claim 1, which is characterized in that the exhaust outlet (31) and the fan outlet
(21) it is coaxially disposed.
4. engine system according to any one of claim 1 to 3, which is characterized in that the depression generator
(30) also there are straight air duct (33), one end of the straight air duct (33) is connected with the exhaust outlet (31), the straight air duct
(33) the other end is connected with air.
5. engine system according to claim 1, which is characterized in that the pump orifice (32) is two, is respectively set
Both sides in the fan outlet (21).
6. engine system according to claim 1, which is characterized in that the flow control mechanism (34) includes：
Cooling water tank (35)；
Water temperature sensor (36) is connected with the cooling water tank (35)；
Regulating valve (37) is set on the suction tube (50)；
Controller (38) is connected, receives the signal of the water temperature sensor (36) outflow to control opening for the regulating valve (37)
Degree.
7. a kind of road sweeper, including engine system, which is characterized in that the engine system is any in claim 1 to 6
Engine system described in, the engine system further includes the second engine, and second engine is described for driving
The chassis of road sweeper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510288768.8A CN104929750B (en) | 2015-05-29 | 2015-05-29 | Engine system and road sweeper with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510288768.8A CN104929750B (en) | 2015-05-29 | 2015-05-29 | Engine system and road sweeper with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104929750A CN104929750A (en) | 2015-09-23 |
| CN104929750B true CN104929750B (en) | 2018-09-18 |
Family
ID=54117127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510288768.8A Active CN104929750B (en) | 2015-05-29 | 2015-05-29 | Engine system and road sweeper with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104929750B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554111B (en) * | 2020-11-13 | 2022-10-18 | 长沙中联重科环境产业有限公司 | Quick washing and sweeping vehicle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2670434Y (en) * | 2003-11-28 | 2005-01-12 | 赵国贵 | Assistant air-exhaust radiator of road-sweeping lorry |
| CN202323844U (en) * | 2011-11-24 | 2012-07-11 | 中联重科股份有限公司 | Air current energy recuperation utilizes device and sweeping machine |
| CN102562243A (en) * | 2010-12-08 | 2012-07-11 | 卡特彼勒公司 | Exhaust ejector for an internal combustion engine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2577389Y2 (en) * | 1991-07-15 | 1998-07-23 | 株式会社共立 | Cooling structure of internal combustion engine |
| JP4223847B2 (en) * | 2003-03-20 | 2009-02-12 | キャタピラージャパン株式会社 | Engine room ventilation structure |
| SE525066C2 (en) * | 2003-04-16 | 2004-11-23 | Volvo Constr Equip Holding Se | Method of ventilating a working machine, and such a working machine |
-
2015
- 2015-05-29 CN CN201510288768.8A patent/CN104929750B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2670434Y (en) * | 2003-11-28 | 2005-01-12 | 赵国贵 | Assistant air-exhaust radiator of road-sweeping lorry |
| CN102562243A (en) * | 2010-12-08 | 2012-07-11 | 卡特彼勒公司 | Exhaust ejector for an internal combustion engine |
| CN202323844U (en) * | 2011-11-24 | 2012-07-11 | 中联重科股份有限公司 | Air current energy recuperation utilizes device and sweeping machine |
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| Publication number | Publication date |
|---|---|
| CN104929750A (en) | 2015-09-23 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170626 Address after: 410000 Hunan province Changsha hi tech Development Zone, Lin Yulu No. 288 Applicant after: ZOOMLION ENVIRONMENTAL INDUSTRY Co.,Ltd. Address before: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Applicant before: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |