CN107630558A - Concrete pumping equipment - Google Patents
Concrete pumping equipment Download PDFInfo
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- CN107630558A CN107630558A CN201610670892.5A CN201610670892A CN107630558A CN 107630558 A CN107630558 A CN 107630558A CN 201610670892 A CN201610670892 A CN 201610670892A CN 107630558 A CN107630558 A CN 107630558A
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- power source
- motor
- concrete pumping
- hydraulic system
- pumping equipment
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Abstract
The invention discloses a kind of concrete pumping equipment, the concrete pumping equipment includes multiple equipments and multiple hydraulic systems for driving the plurality of equipment, and the multiple hydraulic system is by multiple power source drives.The present invention can meet that the wider power match characteristic and can of each equipment under various operating modes lowers energy consumption, the service life for increasing Hydraulic Elements and can reduce installation cost and weight by being equipped with multiple power sources for multiple equipments.
Description
Technical field
The present invention relates to engineering equipment, more particularly to a kind of concrete pumping equipment.
Background technology
At present, as various concrete pumping engineering difficulty continue to increase, this requires the concrete pumping equipment used
This body structure also becomes increasingly complex.Concrete pumping equipment generally includes drag pump and pump truck.
As shown in figure 1, by taking pump truck as an example, existing pump truck includes multiple equipments such as agitating device 211, cleaning device
212nd, distributor 221, pumping installations 231, boom device 241 and support leg device 242, these equipments are by multiple hydraulic pressure systems
System driving is to perform corresponding action, and these hydraulic systems are for example including for driving agitating device 211 and cleaning device 212
Stirring and washing hydraulic system 21, for driving the distribution hydraulic system 22 of distributor 221, for driving pumping installations 231
Hydraulic system of pump 23, and for driving the arm support support leg hydraulic system 24 of boom device 241 and support leg device 242.At present
It is of the same trade both at home and abroad, using a power source 1 (engine or motor) drive above-mentioned multiple hydraulic systems 21,22,23,
24。
The operating mode of pump truck is more complicated., it is necessary to which all hydraulic system works together under some operating modes, and in other work
Under condition, it is only necessary to a hydraulic work system (for example, only having stirring and washing hydraulic system 21 to work under operating mode to be expected).Separately
Outside, because the factor such as concrete conveyance distance and difference in height, concrete grade difference, causes the load of each hydraulic system to change
It is larger, so as to cause the suction power of hydraulic system (power output of power source) also very big with working conditions change difference.According to work
The complexity of condition, in order to ensure complete machine has preferable energy consumption, it is desirable to which the power source of drive hydraulic system principle has non-constant width
Power match characteristic.At present, due to only with a power source 1, so as to cause existing concrete pumping equipment (such as to drag
Pump, pump truck etc.) at least have the disadvantages that：
(1) due to the complexity of operating mode, it is difficult the full-load range work(for meeting each equipment to cause single power source 1
Rate matches, and so as to occur under some operating modes, the rate of load condensate of power source 1 is low, phenomenon of high energy consumption；
(2) because to maintain some hydraulic work system, cause not needing some liquid in the hydraulic system of work in addition
Pressure element is also in the working condition that dallies, and both adds energy loss, reduces the service life of element again；
(3) for need high pressure, generous amount operation concrete pumping equipment, because installed power requirements are high, but its into
This is not linear increase with weight, and general by stages (flex point) is in accelerated growth trend, so as to cause cost, weight significantly to increase
Add.
Therefore, it is necessary to which a kind of wider power match and can that can meet each equipment under complex working condition lowers energy
Consume, increase each hydraulic system element service life, while and can mitigates the concrete pumping equipment of installation cost and weight.
The content of the invention
It is an object of the invention to provide a kind of concrete pumping equipment, the concrete pumping equipment can meet various operating modes
Under each equipment wider power match characteristic and can lower energy consumption, increase Hydraulic Elements service life and can reduce install into
Sheet and weight.
To achieve these goals, the present invention provides a kind of concrete pumping equipment, and the concrete pumping equipment includes more
Individual equipment and multiple hydraulic systems for driving the plurality of equipment, the multiple hydraulic system is by multiple power sources
Driving, the power source is motor.
Preferably, power source one hydraulic system of corresponding driving.
Preferably, power source at least two hydraulic systems of corresponding driving.
Preferably, the power source is variable-frequency motor, and different motors has different rated power.
Preferably, the equipment includes agitating device, cleaning device, distributor and pumping installations, wherein：It is described
Agitating device and the cleaning device are by stirring and washing hydraulic system and corresponding stirring and washing power source drive；The distribution dress
Put by distribution hydraulic system and corresponding distribution power source drive；The pumping installations is by hydraulic system of pump and corresponding pumping
Power source drive.
Preferably, the distribution power source and the stirring and washing power source share a power source.
Preferably, shared one power source is the first motor, and the pumping power source is the second motor, described the
The power of one motor is less than the power of second motor.
Preferably, the equipment also includes boom device and support leg device, wherein：The boom device and the branch
Leg device is by arm support support leg hydraulic system and corresponding arm support supporting leg power source drive；Preferably, the arm support supporting leg power source
It is the 3rd motor to share a power source and a power source with the distribution power source.
Preferably, the concrete pumping equipment includes chassis and the engine for driving chassis to walk.
Pass through above-mentioned technical proposal, due to power source therein, only corresponding hydraulic system, the present invention provide in itself for driving
Concrete pumping equipment while the wider power match characteristic of each equipment under meeting various operating modes, significantly improve dynamic
The rate of load condensate in power source, so as to significantly reduce energy consumption；Under specific operation, showing for the unnecessary idle running of the hydraulic system that is stopped is avoided
As extending the service life of the parts such as power source and Hydraulic Elements；According further to the supply situation of in the market power source, make
With multiple power sources of the present invention relative to using single power source, complete machine installation cost and weight are reduced.
Other features and advantages of the present invention will be described in detail in subsequent embodiment.
Brief description of the drawings
Accompanying drawing is for providing a further understanding of the present invention, and a part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the prior art by taking pump truck as an example.
Fig. 2 is one embodiment of the present invention by taking drag pump as an example.
Fig. 3 is one embodiment of the present invention by taking pump truck as an example.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explain the present invention, and is not intended to limit the invention.
According to the basic inventive concept of the present invention, there is provided a kind of concrete pumping equipment, the concrete pumping equipment include
Multiple equipments and multiple hydraulic systems for driving the plurality of equipment, and the multiple hydraulic system is by multiple
Power source drive.
In the prior art, multiple hydraulic systems are only by a power source drive, therefore exist such as background section institute
The many defect and deficiency stated.In order to overcome these defects and deficiency, in the present invention, using the multiple liquid of multiple power source drives
Pressure system, different corresponded manners, such as the corresponding hydraulic system of a power source can be selected as the case may be, or
One power source corresponds to two or more hydraulic system, and the selection of power source is very flexible, drastically increases power source
Power match characteristic between hydraulic system and equipment, it can not only reduce energy consumption, reduce installation cost and mitigation
Main screw lift, but also the service life of power source and related components can be extended, have the practice significance that is highly profitable and
Very high promotional value.
It is motor in view of the needs of actual conditions, under power source preferable case used in the present invention, and usual feelings
Different motors should be with different rated power (because generally different equipments is with different power under condition
Demand), so as to realize optimal power match.
Concrete pumping equipment mainly includes drag pump and pump truck, will be described in detail respectively by taking drag pump and pump truck as an example below
Embodiments of the present invention and its advantage.
Fig. 2 is one embodiment of the present invention by taking drag pump as an example.
As shown in Fig. 2 drag pump generally comprises agitating device 211, cleaning device 212, distributor 221 and pumping installations
231, wherein：The agitating device 211 and the cleaning device 212 are by stirring and washing hydraulic system 21 and corresponding stirring and washing
Power source drive；The distributor 221 is by distribution hydraulic system 22 and corresponding distribution power source drive；The pumping installations
231 by hydraulic system of pump 23 and corresponding pumping power source drive.As a kind of example, the distribution power source and described stir
A power source can also be shared by mixing cleaning power source.Furthermore it is preferred that shared one power source is the first motor
11, the pumping power source is the second motor 12, and the power of first motor 11 is less than the power of second motor 12.
As one embodiment, the rated consumption power of drag pump is 110kw, wherein hydraulic system of pump 23 demand power
For 89kw, the demand power sum for distributing hydraulic system 22 and stirring and washing hydraulic system 21 is 21kw.Because stirring and washing liquid
The demand power of pressure system 21 and distribution hydraulic system 22 is smaller and load change is small, and it is advantageous to share a power source, pump
Send the workload of hydraulic system 23 greatly and working conditions change is also big, it is advantageous to use single power source.Preferably, each power
Source is motor.The distribution power source and the stirring and washing power source share a power source, i.e. the first motor 11, specified work(
Rate is 22kw；Pumping power source is the second motor 12, rated power 90kw.
In the prior art, if using a power source 1, in order to meet the needs of complete machine power, power source 1 is
110kw motor.The cost of this motor is 14000 yuan, weight 1000kg.In the present invention, according to the first motor
11 and second motor 12, then motor cost is 2900 (the first motor 11)+8900 (the second motor 12)=11800 yuan, and weight is
185 (the first motor 11)+667 (the second motor 12)=852kg, it can thus be seen that using two motors relative to using single
One motor, complete machine installation cost and weight reduction more than 15% can be made.The conventional electricity that data above provides with reference to certain supplier
Machine parameter, as shown in table 1.
Table 1
| Power（km） | Price（Member） | Weight（kg） |
| 22 | 2900 | 185 |
| 30 | 3800 | 242 |
| 75 | 7800 | 562 |
| 90 | 8900 | 667 |
| 110 | 14000 | 1000 |
In real work, the operating mode of concrete pump includes pumping operating mode, operating mode to be expected and cleaning operating mode.In pumping operating mode
Under, agitating device 211, cleaning device 212, distributor 221 and pumping installations 231 are operated, and need to open simultaneously
One motor 11 and the second motor 12, hydraulic system of pump 23, distribution hydraulic system 22, stirring and washing hydraulic system 21 are all in work
Make state, now configure single power source and configuration double-motor power source, overall performance is identical.
Under operating mode to be expected, in order to avoid the concrete setting in hopper, it is only necessary to keep the first motor 11 to run to protect
Card stirring and washing hydraulic system 21 is worked, and pumping installations 231 is not required in this operating mode and is worked, can close the second motor 12, from
And stop the work of hydraulic system of pump 23.According to single power source 1, then now in order to ensure that agitating device 211 works, then
Cause to drive the hydraulic system of pump 23 of pumping installations 231 to be in the unnecessary rate of load condensate of idling conditions and single power source 1
Low phenomenon, so as to cause energy consumption higher, also unnecessary Hydraulic Elements that hydraulic system of pump 23 has been lost in addition
Service life, now it is equipped with overall performance of the overall performance better than configuration single power source of bi-motor.
It is same only the first motor 11 to be kept to run in the case where cleaning operating mode, to ensure that stirring and washing hydraulic system 21 works
To drive cleaning device 212, this operating mode is identical with above-mentioned operating mode to be expected, the overall performance for being equipped with bi-motor is single dynamic better than configuring
The overall performance in power source.
According to above operating mode comparative analysis, there is good adaptability for working condition using the drag pump of bi-motor, except above-mentioned energy
Outside the advantage for enough mitigating complete machine installation cost and weight, other benefit analysis are as follows：
When drag pump provides power using single power source 1, in the case where waiting to expect and cleaning operating mode, hydraulic system of pump 23 and distribution
Hydraulic system 22 dallies, and only stirring and washing hydraulic system 21 works, and it is 21kw that it, which consumes power, then now power source load rate
About 19.1%；When drag pump uses bi-motor, only need to start the first motor 11 under the operating mode, the rate of load condensate of power source is about
95.5%.Rate of load condensate improves about 76.4%, so as to significantly reduce energy loss.
In addition, waiting to expect and cleaning in operating mode, the unnecessary idle running of hydraulic system of pump 23 is avoided, extends the first electricity
The service life of Hydraulic Elements in machine 22 and hydraulic system of pump 23.
Fig. 3 is the another embodiment of the invention by taking pump truck as an example.
Compared with drag pump, pump truck is mainly the increase in boom device 241 and support leg device 242, and the two equipments lead to
It is often to be driven by an arm support support leg hydraulic system 24.Because the power consumption of boom device 241 and support leg device 242 it is smaller and
Each operating mode is likely to use, and it is advantageous to drive arm support support leg hydraulic system 24 and other hydraulic systems to share a power
Source, it is preferable that and the shared power source (i.e. the 3rd motor 13) of distribution hydraulic system 22, and stirring and washing hydraulic system
21 are used alone the first motor 11, and the second motor 12 is used alone in hydraulic system of pump 23.According to actual conditions, arm support supporting leg liquid
Pressure system 24 can also share a power source with stirring and washing hydraulic system 21, in order to avoid repeating not do excessive citing herein
Explanation.
In real work, the operating mode of pump truck includes pumping operating mode, operating mode to be expected, cleaning operating mode and the exhibition of arm support supporting leg and knocked off
Condition.
In the case where pumping operating mode, agitating device 211, cleaning device 212, distributor 221 and pumping installations 231 are carried out
Work, boom device 241 and support leg device 242 then need to stand ready, so needing to open first the 11, second electricity of motor simultaneously
The motor 13 of machine 12 and the 3rd, accordingly, stirring and washing hydraulic system 21, distribution hydraulic system 22, hydraulic system of pump 23 and
Arm support support leg hydraulic system 24 is now equipped with single power source with being equipped with the complete machine of three electrical power sources all in working condition
Can be essentially identical.
Under operating mode to be expected, in order to avoid the concrete setting in hopper, it is kept stirring for device 211 and works, it is necessary to open
First motor 11 is not required to pumping installations 231 and worked to ensure that stirring and washing hydraulic system 21 works in this operating mode, can be by second
Motor 12 is closed, so as to stop the work of hydraulic system of pump 23.Because not needing distributor 221 to work, and boom device
241 and support leg device 242 and selection sex work, so being optionally turned on and off the 3rd motor 13.According to single
Power source 1, then now then cause the pumping installations 231 and distributor for not needing work to ensure that agitating device 211 works
221st, the unnecessary idle running of the corresponding hydraulic system of boom device 241 and support leg device 242 and the rate of load condensate of single power source 1 are low
Phenomenon, so as to cause energy consumption higher, corresponding idle running hydraulic system Hydraulic Elements, which have in addition also unnecessarily been lost, to be made
With the life-span, the overall performance for being now equipped with three electrical power sources is better than the overall performance of single power source.
It is same only the first motor 11 to be kept to run in the case where cleaning operating mode, to ensure that stirring and washing hydraulic system 21 works
To drive cleaning device 212, this operating mode is identical with above-mentioned operating mode to be expected, is equipped with the overall performance of three electrical power sources better than single
Power source overall performance.
Knock off in the exhibition of arm support supporting leg under condition, then only need to drive the 3rd motor 13 of arm support support leg hydraulic system 24 to open,
First motor 11 and the second motor 12 and corresponding hydraulic system are out of service.Under this operating mode, three motor powers are equipped with
The overall performance in source is equally better than the overall performance of single power source.
In addition, pump truck generally comprises chassis and upper dress (i.e. various equipments).In the present invention, it is described above each
Power source be for various equipments, it is unrelated with the power source on chassis.In other words, except described above various
Power source, for pump truck, it at least should also include being used for the engine for driving chassis to walk, because chassis and driving
The engine on chassis is unrelated with the inventive point of the present invention, therefore repeats no more.
The embodiment of the present invention is described in detail above in association with accompanying drawing, still, the present invention is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the present invention, a variety of letters can be carried out to technical scheme
Monotropic type, these simple variants belong to protection scope of the present invention.For example, agitating device and cleaning device can also each have
There are independent hydraulic system and motor, arm support support leg hydraulic system can share motor etc. with other hydraulic systems, this
A little simple deformations are it is readily conceivable that and realizing to those skilled in the art.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
It in the case of shield, can by any suitable means be combined, such as change power source and hydraulic pressure system as the case may be
Quantity, species and corresponding relation of system etc., in order to avoid unnecessary repetition, the present invention to various combinations of possible ways no longer
Separately illustrate.
Claims (10)
1. a kind of concrete pumping equipment, the concrete pumping equipment includes multiple equipments and for driving the plurality of work
Multiple hydraulic systems of device, it is characterised in that for the multiple hydraulic system by multiple power source drives, the power source is electricity
Machine.
2. concrete pumping equipment according to claim 1, it is characterised in that power source one hydraulic pressure of corresponding driving
System.
3. concrete pumping equipment according to claim 1, it is characterised in that the corresponding driving at least two of a power source
Hydraulic system.
4. according to the concrete pumping equipment described in any one in claim 1-3, it is characterised in that the power source is change
Frequency motor, and different motors has different rated power.
5. concrete pumping equipment according to claim 1, it is characterised in that the equipment includes agitating device
(211), cleaning device (212), distributor (221) and pumping installations (231), wherein：The agitating device (211) and described
Cleaning device (212) is by stirring and washing hydraulic system (21) and corresponding stirring and washing power source drive；The distributor
(221) by distribution hydraulic system (22) and corresponding distribution power source drive；The pumping installations (231) is by hydraulic system of pump
And corresponding pumping power source drive (23).
6. concrete pumping equipment according to claim 5, it is characterised in that the distribution power source and the stirring are clear
Wash power source and share a power source.
7. concrete pumping equipment according to claim 6, it is characterised in that shared one power source is first
Motor (11), the pumping power source is the second motor (12), and the power of first motor (11) is less than second motor
(12) power.
8. concrete pumping equipment according to claim 5, it is characterised in that the equipment also includes boom device
(241) and support leg device (242), wherein：The boom device (241) and the support leg device (242) are by arm support supporting leg hydraulic pressure
System (24) and corresponding arm support supporting leg power source drive.
9. concrete pumping equipment according to claim 8, it is characterised in that the arm support supporting leg power source and described point
It is the 3rd motor (13) to share a power source and a power source with power source.
10. concrete pumping equipment according to claim 8, it is characterised in that the concrete pumping equipment includes bottom
Disk and the engine for driving chassis to walk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610670892.5A CN107630558A (en) | 2016-08-15 | 2016-08-15 | Concrete pumping equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610670892.5A CN107630558A (en) | 2016-08-15 | 2016-08-15 | Concrete pumping equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107630558A true CN107630558A (en) | 2018-01-26 |
Family
ID=61113427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610670892.5A Pending CN107630558A (en) | 2016-08-15 | 2016-08-15 | Concrete pumping equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107630558A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202012199U (en) * | 2011-01-30 | 2011-10-19 | 长沙中联重工科技发展股份有限公司 | Concrete pumping device |
| CN102619336A (en) * | 2011-01-30 | 2012-08-01 | 中联重科股份有限公司 | Concrete pumping equipment |
-
2016
- 2016-08-15 CN CN201610670892.5A patent/CN107630558A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202012199U (en) * | 2011-01-30 | 2011-10-19 | 长沙中联重工科技发展股份有限公司 | Concrete pumping device |
| CN102619336A (en) * | 2011-01-30 | 2012-08-01 | 中联重科股份有限公司 | Concrete pumping equipment |
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Application publication date: 20180126 |
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| WD01 | Invention patent application deemed withdrawn after publication |