CN106560670B - Radiator dust-extraction unit, dust removal method and engineering truck - Google Patents
Radiator dust-extraction unit, dust removal method and engineering truck Download PDFInfo
- Publication number
- CN106560670B CN106560670B CN201610158464.4A CN201610158464A CN106560670B CN 106560670 B CN106560670 B CN 106560670B CN 201610158464 A CN201610158464 A CN 201610158464A CN 106560670 B CN106560670 B CN 106560670B
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- Prior art keywords
- radiator
- dust removal
- brush
- dust
- removal brush
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G3/00—Rotary appliances
- F28G3/04—Rotary appliances having brushes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/04—Feeding and driving arrangements, e.g. power operation
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a kind of radiator dust-extraction unit, dust removal method and engineering trucks, are related to engineering machinery field, to ensure the heat dissipation effect of radiator.The radiator dust-extraction unit, including radiator, dust removal brush and driving device；Dust removal brush is contacted with the air intake surface of radiator, and driving device is for driving dust removal brush to be swiped on air intake surface, to be dusted to radiator.The radiator dust-extraction unit that above-mentioned technical proposal provides, pass through being used cooperatively for driving device and dust removal brush, it can utmostly ensure the cleaning area of radiator, cleaning spreader surface sundries in time, it prevents heat-radiation belt from blocking, ensures the heat dissipation effect of radiator, ensure complete machine working performance, and it is simple for process, material price is cheap, it is easy to accomplish.
Description
Technical field
The present invention relates to engineering machinery fields, and in particular to a kind of radiator dust-extraction unit, dust removal method and engineering truck.
Background technology
Engineering machinery is often operation intensity is big, works under dusty bad working environments, construction site branch, weeds, dust
Etc. more, with the extension of usage time, sundries can block heat-radiation belt, cause radiator improper ventilation, heat-sink capabilities bright
It is aobvious to decline, cause engine water temperature, oil temperature to increase, and then " boiling " phenomenon occurs, reduces engine performance and service life.
Two ways is used to ensure the heat dissipation effect of radiator in the prior art.One way in which is regular cleaning heat dissipation
Device.High pressure air rifle or hydraulic giant cleaning radiator can be used, high pressure draught or flow are sprayed under the driving of compression set, is washed away scattered
Hot device surface achievees the purpose that clean radiator.Radiator mostly uses aluminium manufacture, if high-pressure wash method misoperation is easy
Cooling fin is damaged, fin version is caused, influences radiator normal use.
Another way is that a basket strainer is arranged before radiator, to prevent sundries from blocking radiator.As shown in Fig. 1,
The radiator dust-extraction unit includes basket strainer 10, radiator 20, wind scooper 30 and fan 40.Basket strainer 10 is mounted on radiator 20
Before, it prevents sundries from entering heat-radiation belt, achievees the purpose that prevent radiator 20 from blocking.The concrete structure of basket strainer 10 such as attached drawing 2
It is shown.There are following problems for the program：
1, to ensure that enough cooling airs enter radiator, there are certain holes on the basis of encrypted as possible for basket strainer
Gap；Basket strainer can prevent larger sundries from entering radiator, but can not the effective smaller sundries such as blocks dust, if too late
Shi Qingli, basket strainer can still be blocked by dust after long-time service, influence using effect.
2, the sundries such as catkin can be adhered on basket strainer, can form thicker pollutant after long-time service in dedusting net surface
Surface layer reduces basket strainer porosity, and then influences radiator heat-dissipation effect.
Invention content
One of present invention purpose is to propose a kind of radiator dust-extraction unit, dust removal method and engineering truck, to
Ensure the heat dissipation effect of radiator.
To achieve the above object, the present invention provides following technical schemes：
The present invention provides a kind of radiator dust-extraction units, including radiator, dust removal brush and driving device；The dust removal brush
It being contacted with the air intake surface of the radiator, the driving device is used to that the dust removal brush to be driven to swipe on the air intake surface, with
The radiator is dusted.
In an alternate embodiment of the invention, the driving device is motor, and the motor is for driving the dust removal brush to rotate.
In an alternate embodiment of the invention, radiator dust-extraction unit further includes fixed frame, and the fixed frame is solid with the radiator
Fixed, the dust removal brush is mounted on the fixed frame.
In an alternate embodiment of the invention, the dust removal brush includes hard hair brush and is fixed on the rubber at the hard hair brush both ends
Hairbrush.
In an alternate embodiment of the invention, the quantity of the dust removal brush is at least two, and each dust removal brush is arranged in a crossed manner, described
The activation point of driving device is located at the crossover location of each dust removal brush.
In an alternate embodiment of the invention, the length of the dust removal brush is equal in the length dimension and width dimensions of the radiator
That larger.
In an alternate embodiment of the invention, the length of the hard hair brush is equal to the length dimension and width dimensions of the radiator
In that smaller, the length of the rubber hairbrush is equal to the half of the length dimension of the radiator and the difference of width dimensions.
In an alternate embodiment of the invention, the hard hair brush includes brush handle and the first brush head for being fixed on the brush handle,
The rubber hairbrush includes rubber film and the second brush head for being fixed on the rubber film, the brush handle and the rubber
Film is fixed.
The embodiment of the present invention also provides a kind of engineering truck, including the radiator that any technical solution of the present invention is provided removes
Dirt device.
The present invention also provides a kind of radiator dust removal methods, include the following steps：
When meeting dedusting condition, dust removal brush is driven to be swiped on the air intake surface of radiator using driving device, with to institute
Radiator air intake surface is stated to be dusted.
In an alternate embodiment of the invention, for independent cooling system, when the dedusting condition is that motor inverts；For dependent
Cooling system, when the dedusting condition is that engine on time reaches setting duration.
Based on the above-mentioned technical proposal, the embodiment of the present invention can at least have the following technical effects：
Above-mentioned technical proposal drives dust removal brush in the air intake surface of radiator when meeting dedusting condition using driving device
On swipe, be dusted with the gap reached to radiator air intake surface and dust removal brush.Specifically, for independent heat dissipation system
System, when dedusting condition is that motor inverts；For dependent cooling system, when dedusting condition is that engine on time reaches setting
When long.Different control methods can be arranged in the controller to be driven, realize the automatic running of driving device.
The radiator dust-extraction unit that above-mentioned technical proposal provides can be with by being used cooperatively for driving device and dust removal brush
The cleaning area for utmostly ensureing radiator, clears up spreader surface sundries, prevents heat-radiation belt from blocking in time, ensures radiator
Heat dissipation effect, ensure complete machine working performance, and it is simple for process, material price is cheap, it is easy to accomplish.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of radiator dust-extraction unit in air draught type cooling system in the prior art；
Fig. 2 is the structural schematic diagram of basket strainer in Fig. 1；
Fig. 3 a are the decomposition diagram of radiator dust-extraction unit provided in an embodiment of the present invention；
Fig. 3 b are the structural schematic diagram of dust removal brush in Fig. 3 a；
Fig. 3 c are the partial enlargement structural representation of dust removal brush in Fig. 3 a；
Fig. 4 a are the dimensional structure diagram one for the radiator dust-extraction unit that one embodiment of the invention provides；
Fig. 4 b are the dimensional structure diagram two for the radiator dust-extraction unit that one embodiment of the invention provides；
Fig. 5 is the flow diagram for the radiator dust removal method that another embodiment of the present invention provides；
Fig. 6 is the flow diagram for the radiator dust removal method that further embodiment of this invention provides.
Reference numeral：
10, basket strainer；20, radiator；30, fan；40, wind scooper；1, driving device；2, fixed frame；3, dust removal brush；4、
Radiator；5, fan；6, wind scooper；31, hard hair brush；32, rubber hairbrush；311, the first brush head；312, brush handle；321,
Two brush heads；322, rubber film；41, air intake surface.
Specific implementation mode
Technical solution provided by the invention is illustrated in more detail with reference to Fig. 3 a~Fig. 6.
One embodiment of the invention provides a kind of radiator dust-extraction unit, including radiator 4, dust removal brush 3 and driving device 1；
Dust removal brush 3 is contacted with the air intake surface 41 of radiator 4, and driving device 1 is for driving dust removal brush 3 to be swiped on air intake surface 41, with right
Radiator 4 is dusted.
When meeting dedusting condition, dust removal brush 3 is driven to be swiped on the air intake surface 41 of radiator 4 using driving device 1, with
The gap reached to 4 air intake surface 41 of radiator and dust removal brush 3 is dusted.Specifically, for independent cooling system, dedusting
When condition is that motor inverts；For dependent cooling system, when dedusting condition is that engine on time reaches setting duration.It can
It is driven with the control method for being arranged different in the controller, realizes the automatic running of driving device 1.
The radiator dust-extraction unit that above-mentioned technical proposal provides can by being used cooperatively for driving device 1 and dust removal brush 3
Utmostly to ensure the cleaning area of radiator 4,4 surface irregularities of radiator are cleared up in time, prevent heat-radiation belt from blocking, ensure to dissipate
The heat dissipation effect of hot device 4, ensure complete machine working performance, and it is simple for process, material price is cheap, it is easy to accomplish.
Further, driving device 1 is motor, and motor is for driving dust removal brush 3 to rotate.Type of drive is simple, and passes through
Control motor speed can control dedusting speed.
For ease of the installation of dust removal brush 3, radiator dust-extraction unit further includes fixed frame 2, and fixed frame 2 is fixed with radiator 4,
Dust removal brush 3 is mounted on fixed frame 2.
Fixed frame 2 uses U-bracket, is fixed on the frame of radiator 4, and dust removal brush 3 is fixed on U-bracket, and brushes
The air intake surface 41 of hair contact radiator 4.
Referring to Fig. 3 a to Fig. 3 c, dust removal brush 3 includes hard hair brush 31 and the rubber hairbrush for being fixed on 31 both ends of hard hair brush
32.Hard hair brush 31 can ensure the overall stability of dust removal brush 3, rubber hairbrush 32 can Free Transform, to ensure that dust removal brush 3 is transported
It is not interfered with other component during dynamic.Also, dust removal brush 3 is using the above structure, is adapted to various sizes of heat dissipation
Device 4；And rubber hairbrush 32 can overcome the inhibition of fixed frame 2 by bending, ensure the normal use of dust-extraction unit.
Further, referring to Fig. 3 b, the quantity of dust removal brush 3 is at least two, and each dust removal brush 3 is arranged in a crossed manner, driving device 1
Activation point be located at the crossover location of each dust removal brush 3, in order to drive all dust removal brush to rotate synchronously.
Herein, the length of dust removal brush 3 is equal to that larger in the length dimension and width dimensions of radiator 4.In this way may be used
To ensure that the entire air intake surface 41 of radiator 4 can be dusted.
Specifically, the length of hard hair brush 31 is equal to that smaller in the length dimension and width dimensions of radiator 4,
The length of rubber hairbrush 32 is equal to the half of the length dimension of radiator 4 and the difference of width dimensions.
Referring to Fig. 3 a to Fig. 3 c, hard hair brush 31 includes brush handle 312 and the first brush head 311 being fixed on brush handle 312,
Rubber hairbrush 32 includes rubber film 322 and the second brush head 321 being fixed on rubber film 322, and brush handle 312 and rubber are soft
Piece 322 is fixed.
A specific embodiment is described below.
As shown in attached drawing 3a to Fig. 4 b, the radiator dust-extraction unit specifically include driving device 1, fixed frame 2, dust removal brush 3,
Radiator 4, fan 5 and wind scooper 6.Driving device 1 is mounted on fixed frame 2 and is connect with dust removal brush 3, and dust removal brush 3 is driving
Air intake surface 41 under the driving of device 1 along radiator 4 rotates, and cleans the air intake surface 41 of radiator 4.Dust removal brush 3 is main
It is formed by vertically arranged two, is made of hard hair brush 31 and 32 two parts of rubber hairbrush.3 length of dust removal brush and radiator
Larger size is consistent in 4 length and widths, wherein 31 length of hard hair brush and size smaller in 4 length and width of radiator
Unanimously, 32 length of rubber hairbrush is equal to the half of radiator 4 length and width differential.Hard hair brush 31 includes the first brush head
311 are fixed on brush handle 312, the first brush head 311 on brush handle 312.Rubber hairbrush 32 includes that the second brush head 321 and rubber are soft
Piece 322, the second brush head 321 are fixed on rubber film 322；Rubber hairbrush 32 is fixed on 312 end of hard hair brush brush handle simultaneously
And it can arbitrarily bend.
Driving motor is connect by fixed frame 2 with hard hair brush brush handle 312, and controller receives engine operation information and carries out
Judge and send out control instruction, driving motor is moved under the control of the controller, drives dust removal brush 3 on 4 surface of radiator
It rotates.Different control programs can be written in controller as needed, realize the automatic running of driving motor.Controller is answered
When for independent cooling system, signal pickup assembly acquires motor rotary speed signal, and is transferred to controller, and controller is according in advance
The driver control driving motor rotation of write-in, control schematic diagram are as shown in Figure 5.Controller application radiates in dependent
When system, signal device acquires engine operation information in real time, and calculates engine on time, is preset when timer reaches
When value, controller sends out the rotation of operating instruction driving motor, while timer resets and start reclocking, control schematic diagram
As shown in Figure 6.
The embodiment of the present invention also provides a kind of engineering truck, including the radiator that any technical solution of the present invention is provided removes
Dirt device.
Another embodiment of the present invention provides a kind of radiator dust removal method, can be used what any of the above-described technical solution provided
Radiator dust-extraction unit is realized.This approach includes the following steps：
When meeting dedusting condition, dust removal brush 3 is driven to be swiped on the air intake surface 41 of radiator 4 using driving device 1, with
Radiator 4 is dusted.
Different control strategies are used according to different radiator systems, the automatic running of driving device 1 is realized, effectively avoids work
There is heat-radiation belt stopping state in journey machinery after being used for a long time, ensure the normal use of radiator 4.
Specifically, for independent cooling system, when dedusting condition is that motor inverts；For dependent cooling system, remove
When dirt condition is that engine on time reaches setting duration, such as 5 hours, 6 hours etc..
Different control methods can be arranged in the controller to be driven, realize the automatic running of driving device 1.
The radiator dust removal method that above-mentioned technical proposal provides can by being used cooperatively for driving device 1 and dust removal brush 3
Utmostly to ensure the cleaning area of radiator 4, oneself of driving device 1 may be implemented in the control method for changing simultaneously controller
Dynamic operation, prevents heat-radiation belt from blocking, and ensures complete machine working performance, and it is simple for process, material price is cheap, it is easy to accomplish.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown only is the present invention and simplified description for ease of description, rather than indicates or imply signified device
Or element must have a particular orientation, be specific azimuth configuration and operation, thus should not be understood as in present invention protection
The limitation of appearance.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features,
But these modifications or replacements, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of radiator dust-extraction unit, which is characterized in that including radiator (4), dust removal brush (3) and driving device (1)；It is described
Dust removal brush (3) is contacted with the air intake surface (41) of the radiator (4), and the driving device (1) is for driving the dust removal brush (3)
It is swiped on the air intake surface (41), to be dusted to the radiator (4)；
The quantity of the dust removal brush (3) is at least two, and each dust removal brush (3) is arranged in a crossed manner, the drive of the driving device (1)
Dynamic position is located at the crossover location of each dust removal brush (3).
2. radiator dust-extraction unit according to claim 1, which is characterized in that the driving device (1) is motor, described
Motor is for driving the dust removal brush (3) to rotate.
3. radiator dust-extraction unit according to claim 1 or 2, which is characterized in that further include fixed frame (2), it is described solid
It is fixed with the radiator (4) to determine frame (2), the dust removal brush (3) is mounted on the fixed frame (2).
4. radiator dust-extraction unit according to claim 3, which is characterized in that the dust removal brush (3) includes hard hair brush
(31) and it is fixed on the rubber hairbrush (32) at the hard hair brush (31) both ends.
5. radiator dust-extraction unit according to claim 1 or 4, which is characterized in that the length of the dust removal brush (3) is equal to
That larger in the length dimension and width dimensions of the radiator (4).
6. radiator dust-extraction unit according to claim 4, which is characterized in that the length of the hard hair brush (31) is equal to
That smaller in the length dimension and width dimensions of the radiator (4), the length of the rubber hairbrush (32) is equal to described
The half of the length dimension of radiator (4) and the difference of width dimensions.
7. radiator dust-extraction unit according to claim 4, which is characterized in that the hard hair brush (31) includes brush handle
(312) and the first brush head (311) for being fixed on the brush handle (312), the rubber hairbrush (32) includes rubber film
(322) and the second brush head (321) for being fixed on the rubber film (322), the brush handle (312) and the rubber film
(322) fixed.
8. a kind of engineering truck, which is characterized in that including any radiator dust-extraction units of claim 1-7.
9. a kind of radiator dust removal method, which is characterized in that include the following steps：
When meeting dedusting condition, dust removal brush is driven to be swiped on the air intake surface of radiator using driving device, to be dissipated to described
Hot device is dusted；Wherein, the quantity of the dust removal brush is at least two, and each dust removal brush is arranged in a crossed manner, the driving dress
The activation point set is located at the crossover location of each dust removal brush.
10. radiator dust removal method according to claim 9, which is characterized in that for independent cooling system, the dedusting
When condition is that motor inverts；For dependent cooling system, the dedusting condition is that engine on time reaches setting duration
When.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610158464.4A CN106560670B (en) | 2016-03-18 | 2016-03-18 | Radiator dust-extraction unit, dust removal method and engineering truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610158464.4A CN106560670B (en) | 2016-03-18 | 2016-03-18 | Radiator dust-extraction unit, dust removal method and engineering truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106560670A CN106560670A (en) | 2017-04-12 |
| CN106560670B true CN106560670B (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610158464.4A Active CN106560670B (en) | 2016-03-18 | 2016-03-18 | Radiator dust-extraction unit, dust removal method and engineering truck |
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| Country | Link |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238289B (en) * | 2020-03-11 | 2020-10-16 | 浙江纳瓦斯工贸有限公司 | Automatic cleaning equipment for heating radiators |
| CN112556486A (en) * | 2020-12-30 | 2021-03-26 | 湖北成德换热设备有限公司 | Ash removal cover device of heat exchanger |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5290486A (en) * | 1990-05-08 | 1994-03-01 | Btg Kalle Inventing Ag | Desuperheater for controllable injection of cooling water in a steam or gas line |
| CN200944014Y (en) * | 2006-07-17 | 2007-09-05 | 珠海格力电器股份有限公司 | Gear driven purifier of air-conditioning cooler |
| CN102494554A (en) * | 2011-12-05 | 2012-06-13 | 武汉钢铁(集团)公司 | Mechanical ash removing device at outer wall of heat exchanger tube group |
| CN203214156U (en) * | 2013-02-04 | 2013-09-25 | 广西柳工机械股份有限公司 | Radiator with dedusting device |
| CN205518726U (en) * | 2016-03-18 | 2016-08-31 | 徐工集团工程机械有限公司 | Radiator dust collector and engineering vehicle |
-
2016
- 2016-03-18 CN CN201610158464.4A patent/CN106560670B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5290486A (en) * | 1990-05-08 | 1994-03-01 | Btg Kalle Inventing Ag | Desuperheater for controllable injection of cooling water in a steam or gas line |
| CN200944014Y (en) * | 2006-07-17 | 2007-09-05 | 珠海格力电器股份有限公司 | Gear driven purifier of air-conditioning cooler |
| CN102494554A (en) * | 2011-12-05 | 2012-06-13 | 武汉钢铁(集团)公司 | Mechanical ash removing device at outer wall of heat exchanger tube group |
| CN203214156U (en) * | 2013-02-04 | 2013-09-25 | 广西柳工机械股份有限公司 | Radiator with dedusting device |
| CN205518726U (en) * | 2016-03-18 | 2016-08-31 | 徐工集团工程机械有限公司 | Radiator dust collector and engineering vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106560670A (en) | 2017-04-12 |
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Effective date of registration: 20220729 Address after: 221004 26 Tuo Lan Shan Road, Xuzhou economic and Technological Development Zone, Jiangsu Patentee after: JIANGSU XUGONG ENGINEERING MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 221004 Industrial Zone, Xuzhou Economic Development Zone, Jiangsu, China Patentee before: XCMG CONSTRUCTION MACHINERY Co.,Ltd. |