CN208424218U - A kind of dedicated regulated power supply of concrete pump - Google Patents
A kind of dedicated regulated power supply of concrete pump Download PDFInfo
- Publication number
- CN208424218U CN208424218U CN201821357512.3U CN201821357512U CN208424218U CN 208424218 U CN208424218 U CN 208424218U CN 201821357512 U CN201821357512 U CN 201821357512U CN 208424218 U CN208424218 U CN 208424218U
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- concrete pump
- power supply
- regulated power
- resistance
- utility
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Abstract
The utility model discloses a kind of dedicated regulated power supplies of concrete pump, including step-up transformer T1, unstable three phase mains passes through step-up transformer T1 connection three phase rectifier module, the output end of the three phase rectifier module passes through resistance R1 connection electrolytic capacitor group, the both ends of resistance R1 are connected in parallel to D.C. contactor DKM1, the utility model is boosted energy storage using high-power electrolytic capacitor group pattern, needs high current and route releases energy when being not enough to provide energy, and user's problem is solved perfectly.Ms grades of the utility model response speed；Also have the characteristics that control simple, small in size, at low cost and step-less adjustment, while the voltage decline abruptly environment of various different occasions can be suitable for, has the advantages that strong applicability；Fast Fourier FFT counting circuit built in the present apparatus, control and touch control circuit.
Description
Technical field
The utility model relates to a kind of regulated power supply, specifically a kind of dedicated regulated power supply of concrete pump.
Background technique
Concrete pump instantaneous power and electric current in starting and stroke acting is very big, in constructing tunnel and remote conveying distribution
Occasion is because cost budgeting will use aluminium cable power supply, therefore it can generate very big voltage drop in high current, cause concrete
Pump A.C. contactor is bounced to alarm with system low-voltage and is latched, and concrete pump normally can not start and work, at present major part occasion
Only lean on generator drive concrete pump, daily generator fuel cost is up to 1500 yuan/day, cause production cost sharply on
It rises.The utility model is boosted energy storage using high-power electrolytic capacitor group pattern, needs high current and route is not enough to provide energy
When release energy, user's problem is solved perfectly.Ms grades of the utility model response speed；Also have and controls simple, small in size, cost
The characteristics of low and step-less adjustment, while the voltage decline abruptly environment of various different occasions can be suitable for, there is applicability
Strong advantage；Fast Fourier FFT counting circuit built in the present apparatus, control and touch control circuit.
Utility model content
The purpose of this utility model is to provide a kind of dedicated regulated power supplies of concrete pump, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions:
A kind of dedicated regulated power supply of concrete pump, including step-up transformer T1, unstable three phase mains are become by boosting
The output end of depressor T1 connection three phase rectifier module, the three phase rectifier module passes through resistance R1 connection electrolytic capacitor group, resistance
The both ends of R1 are connected in parallel to D.C. contactor DKM1, and the other end of resistance R1 connects inversion unit, the other end of inversion unit
Three-phase voltage output end is connected by High frequency filter inductor module.
As a preferred embodiment of the present invention: the resistance R1 is 10 Ω/600W resistance.
As a preferred embodiment of the present invention: the three phase rectifier module is made of six rectifier diode D1-D6.
As a preferred embodiment of the present invention: the electrolytic capacitor group includes capacitor C1-C32.
As a preferred embodiment of the present invention: the inversion unit includes three inversion IGBT modules, inversion IGBT mould
Noninductive Absorption Capacitance is parallel on block.
As a preferred embodiment of the present invention: being also serially connected with protective switch QF1 on the step-up transformer T1 winding.
Compared with prior art, the utility model has the beneficial effects that the utility model uses high-power electrolytic capacitor group
Array boosts energy storage, needs high current and route releases energy when being not enough to provide energy, and user's problem is solved perfectly.This is practical
Novel response speed ms grades；Also have the characteristics that control simple, small in size, at low cost and step-less adjustment, while can be applicable in
In the voltage decline abruptly environment of various different occasions, has the advantages that strong applicability；Fast Fourier FFT built in the present apparatus is counted
Calculate circuit, control and touch control circuit.
Detailed description of the invention
Fig. 1 is the circuit diagram of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, embodiment 1: in the utility model embodiment, a kind of dedicated regulated power supply of concrete pump, including rise
Pressure transformer T1, unstable three phase mains boost to the alternating current of exchange 566V ± 50V by step-up transformer T1, then pass through
Three phase rectifier module QD1 is rectified into the DC power supply of 800VDC ± 70V, then the resistance for passing through R1 (10 Europe/600W) is huge
The charging of electrolytic capacitor group, after DC voltage reaches default DC voltage, the D.C. contactor closure in parallel with resistance R1
It is shorted resistance R1, directly rechargeable energy is provided for electrolytic capacitor group C1-C32 and is stored in capacitance group, and carry out flat wave and storage
(charger and battery can be accessed when necessary), rectification that three two-way IGBT store capacitance group by SPWM modulation and instant
DC inverter at frequency 50Hz voltage 380VAC stablize alternating current, main circuit pass through again the road 2-3 high-frequency magnetic punching winding
5-8 circle filters out higher hamonic wave and is supplied to concrete pump.Noninductive Absorption Capacitance is parallel in the inversion IGBT module, this is practical
It is novel step-less adjustment to set target voltage, concrete pump instantaneous power and electricity in starting and stroke acting according to the actual situation
Stream is very big, powers in constructing tunnel and remote conveying distribution occasion because cost budgeting will use aluminum steel, therefore the meeting in high current
Very big voltage drop is generated, causes concrete pump A.C. contactor to bounce and is latched with system low-voltage alarm, concrete pump can not be just
Often starting and work, major part occasion only leans on generator drive concrete pump at present, and daily generator fuel cost is up to
1500 yuan/day, cause production cost to steeply rise.The utility model is needed using the boosting energy storage of high-power electrolytic capacitor group pattern
It wants high current and when route is not enough to provide energy releases energy, user's problem is solved perfectly.The utility model response speed ms
Grade；Also have the characteristics that control simple, small in size, at low cost and step-less adjustment, while various different occasions can be suitable for
Voltage decline abruptly environment, have the advantages that strong applicability；Fast Fourier FFT counting circuit built in the present apparatus, control and
Touch control circuit.
Embodiment 2: on the basis of embodiment 1, protective switch is also serially connected on the step-up transformer T1 winding of the design
QF1, protective switch QF1 can be automatically disconnected the circuit when the abnormal conditions such as short circuit occurs in circuit, protect the circuit from lasting damage
Evil.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of dedicated regulated power supply of concrete pump, including step-up transformer T1, which is characterized in that unstable three phase mains is logical
Step-up transformer T1 connection three phase rectifier module is crossed, the output end of the three phase rectifier module passes through resistance R1 connection electrolytic capacitor
Group, the both ends of resistance R1 are connected in parallel to D.C. contactor DKM1, and the other end of resistance R1 connects inversion unit, inversion unit
The other end connects three-phase voltage output end by High frequency filter inductor module.
2. the dedicated regulated power supply of concrete pump according to claim 1, which is characterized in that the resistance R1 be 10 Ω/
The resistance of 600W.
3. the dedicated regulated power supply of concrete pump according to claim 1, which is characterized in that the three phase rectifier module is by six
A rectifier diode D1-D6 composition.
4. the dedicated regulated power supply of concrete pump according to claim 1, which is characterized in that the electrolytic capacitor group includes electricity
Hold C1-C32.
5. the dedicated regulated power supply of concrete pump according to claim 1, which is characterized in that the inversion unit includes three
Inversion IGBT module is parallel with noninductive Absorption Capacitance in inversion IGBT module.
6. -5 any dedicated regulated power supply of concrete pump according to claim 1, which is characterized in that the step-up transformer
Protective switch QF1 is also serially connected on T1 winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821357512.3U CN208424218U (en) | 2018-08-22 | 2018-08-22 | A kind of dedicated regulated power supply of concrete pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821357512.3U CN208424218U (en) | 2018-08-22 | 2018-08-22 | A kind of dedicated regulated power supply of concrete pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208424218U true CN208424218U (en) | 2019-01-22 |
Family
ID=65122820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821357512.3U Expired - Fee Related CN208424218U (en) | 2018-08-22 | 2018-08-22 | A kind of dedicated regulated power supply of concrete pump |
Country Status (1)
| Country | Link |
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| CN (1) | CN208424218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108696150A (en) * | 2018-08-22 | 2018-10-23 | 浙江双驰电气科技有限公司 | A kind of special regulated power supply of concrete pump |
-
2018
- 2018-08-22 CN CN201821357512.3U patent/CN208424218U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108696150A (en) * | 2018-08-22 | 2018-10-23 | 浙江双驰电气科技有限公司 | A kind of special regulated power supply of concrete pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190122 Termination date: 20200822 |
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| CF01 | Termination of patent right due to non-payment of annual fee |