CN202831007U - Charging type electric hydraulic excavator - Google Patents
Charging type electric hydraulic excavator Download PDFInfo
- Publication number
- CN202831007U CN202831007U CN 201220540970 CN201220540970U CN202831007U CN 202831007 U CN202831007 U CN 202831007U CN 201220540970 CN201220540970 CN 201220540970 CN 201220540970 U CN201220540970 U CN 201220540970U CN 202831007 U CN202831007 U CN 202831007U
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- hydraulic
- motor
- excavator
- cylinder
- hydraulic pump
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Abstract
The utility model discloses a charging type electric hydraulic excavator which comprises an excavator body, a hydraulic system and a power device providing power for a hydraulic pump of the hydraulic system. The power device is a variable frequency motor, and the motor is connected with a storage battery through an inverter. According to the charging type electric hydraulic excavator, the storage battery serves as an energy storage unit, the variable frequency motor serves as a power source of the excavator to drive the hydraulic pump to work, fuel oil does not need to be used, and the excavator can achieve high working efficiency, low maintenance cost, low noise pollution and zero exhaust gas emission.
Description
Technical field
The utility model relates to a kind of charged electric hydraulic crawler excavator.
Background technology
The excavator that uses at present is many to drive the various work that hydraulic pump is finished excavator by fuel engines as power source, and more and more serious environmental problem and energy problem makes the use of excavator new forms of energy more and more cause people's attention at present.
Summary of the invention
The technical problem that the utility model solves is: a kind of charged electric hydraulic crawler excavator is provided, can utilizes electric energy to replace fuel oil to carry out operation.
In order to solve the problems of the technologies described above, the utility model comprises excavator body, hydraulic system and the power set of power is provided to the hydraulic pump of hydraulic system, and described power set are variable-frequency motor, and motor is connected with battery by inverter.
In order to improve safety, the utility model also includes controller, controller is used for the duty of monitoring battery, inverter, motor and hydraulic pump and carries display to show the running parameter of monitored element, when the running parameter of monitoring was not in setting range, controller sent warning.
Described excavator body comprises chassis, revolving dial, driver's cabin, swing arm, dipper and scraper bowl, revolving dial rotates and is arranged on the chassis, driver's cabin is fixed on the revolving dial, swing arm is arranged on the revolving dial, dipper connects scraper bowl and swing arm, described hydraulic system comprises bucket cylinder, bucket arm cylinder, boom cylinder, rotary fluid motor, hydraulic motor travel motor and described hydraulic pump, and hydraulic pump is connected with bucket cylinder, bucket arm cylinder, boom cylinder, rotary fluid motor and hydraulic motor travel motor by hydraulic control circuit.
In order to make excavator have data mining duty, described excavator body also includes dozer, and described hydraulic system also includes the dozer oil cylinder of the action that drives dozer, and the dozer oil cylinder is connected with described hydraulic pump by hydraulic control circuit.
In order to make excavator have multiple miscellaneous function, the front windshield of described driver's cabin is provided with wiper, is provided with radio and illuminator in the driver's cabin.
The utility model beneficial effect: the utility model uses battery as energy-storage units, variable-frequency motor drives hydraulic pump works as the power source of excavator, do not need to use fuel oil, realize the high operating efficiency of excavator, low cost, low noise pollution and zero exhaust emissions safeguarded.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is power input flow chart of the present utility model;
Wherein: 1, scraper bowl, 2, dipper, 3, bucket cylinder, 4, bucket arm cylinder, 5, swing arm, 6, boom cylinder, 7, walking control stick, 8, driver's cabin, 9, motor cover, 10, counterweight, 11, revolving dial, 12, hydraulic motor travel motor, 13, crawler belt, 14, cover plate of storage battery, 15, the holder rail, 16, guide wheel, 17, dozer.
The specific embodiment
A kind of specific embodiment as depicted in figs. 1 and 2, it comprises excavator body, hydraulic system and provides the power power set to the hydraulic pump of hydraulic system, and power set are variable-frequency motor, and motor is connected with battery by inverter.
As shown in Figure 1, the excavator body comprises the chassis, revolving dial 11, driver's cabin 8, swing arm 5, dipper 2 and scraper bowl 1, revolving dial 11 rotates and is arranged on the chassis, the chassis comprises two crawler travel sections that are used for walking, crawler travel section comprises holder rail 15, guide wheel 16, crawler belt 13 and crawler driving whell, driver's cabin 8 is fixed on the revolving dial 11, swing arm 5 is arranged on the revolving dial 11, dipper 2 connects scraper bowl 1 and swing arm 5, hydraulic system comprises bucket cylinder 3, bucket arm cylinder 4, boom cylinder 6, rotary fluid motor, hydraulic motor travel motor 12 and described hydraulic pump, hydraulic pump is by hydraulic control circuit and bucket cylinder 3, bucket arm cylinder 4, boom cylinder 6, rotary fluid motor is connected connection with hydraulic motor travel motor, be provided with walking control stick 7 in the driver's cabin 8, motor and battery are arranged on the revolving dial 11, motor is provided with motor cover 9 outward, battery is provided with cover plate of storage battery 14 outward, also is provided with counterweight 10 on the revolving dial 11.Hydraulic control circuit comprises connecting line and various by-pass valve control, the excavator body can also include dozer 17, described hydraulic system also includes the dozer oil cylinder of the action that drives dozer 17, and the dozer oil cylinder is connected with described hydraulic pump by hydraulic control circuit.The aforementioned hydraulic system adopts prior art, and those of ordinary skill now can be realized fully according to above-mentioned record and prior art.
Can also wiper be set at the front windshield of driver's cabin 8, driver's cabin 8 is interior can also to arrange radio and illuminator.
This excavation also can arrange controller, controller is used for the duty of monitoring battery, inverter, motor and hydraulic pump and carries display to show the running parameter of monitored element, when the running parameter of monitoring was not in setting range, controller sent warning.
Operating principle: use variable frequency drive motors as the power source of excavator, drive the running gear operation that hydraulic pump is realized front end equipment, upper rotating body slewing equipment and the lower running body of excavator.
Claims (5)
1. charged electric hydraulic crawler excavator comprises excavator body, hydraulic system and the power set of power is provided to the hydraulic pump of hydraulic system that it is characterized in that: described power set are variable-frequency motor, and motor is connected with battery by inverter.
2. excavator according to claim 1, it is characterized in that: also include controller, controller is used for the duty of monitoring battery, inverter, motor and hydraulic pump and carries display to show the running parameter of monitored element, when the running parameter of monitoring was not in setting range, controller sent warning.
3. excavator according to claim 1 and 2, it is characterized in that: described excavator body comprises the chassis, revolving dial, driver's cabin, swing arm, dipper and scraper bowl, revolving dial rotates and is arranged on the chassis, driver's cabin is fixed on the revolving dial, swing arm is arranged on the revolving dial, dipper connects scraper bowl and swing arm, described hydraulic system comprises bucket cylinder, bucket arm cylinder, boom cylinder, rotary fluid motor, hydraulic motor travel motor and described hydraulic pump, hydraulic pump is by hydraulic control circuit and bucket cylinder, bucket arm cylinder, boom cylinder, rotary fluid motor is connected with hydraulic motor travel motor.
4. excavator according to claim 3, it is characterized in that: described excavator body also includes dozer, described hydraulic system also includes the dozer oil cylinder of the action that drives dozer, and the dozer oil cylinder is connected with described hydraulic pump by hydraulic control circuit.
5. excavator according to claim 3, it is characterized in that: the front windshield of described driver's cabin is provided with wiper, is provided with radio and illuminator in the driver's cabin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220540970 CN202831007U (en) | 2012-10-22 | 2012-10-22 | Charging type electric hydraulic excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220540970 CN202831007U (en) | 2012-10-22 | 2012-10-22 | Charging type electric hydraulic excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202831007U true CN202831007U (en) | 2013-03-27 |
Family
ID=47942752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220540970 Expired - Fee Related CN202831007U (en) | 2012-10-22 | 2012-10-22 | Charging type electric hydraulic excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202831007U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104674877A (en) * | 2015-02-12 | 2015-06-03 | 徐州徐工挖掘机械有限公司 | Electric hydraulic excavator control system |
| CN105587001A (en) * | 2014-10-21 | 2016-05-18 | 包头市北工机械有限公司 | Electric drive excavator |
| CN111535377A (en) * | 2020-04-29 | 2020-08-14 | 常州嘉耘机械有限公司 | New forms of energy excavator |
| CN112796355A (en) * | 2021-01-28 | 2021-05-14 | 山东临工工程机械有限公司 | Wave energy self-generating ship type autonomous excavator |
-
2012
- 2012-10-22 CN CN 201220540970 patent/CN202831007U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105587001A (en) * | 2014-10-21 | 2016-05-18 | 包头市北工机械有限公司 | Electric drive excavator |
| CN105587001B (en) * | 2014-10-21 | 2018-03-30 | 包头市北工机械有限公司 | A kind of driven by power excavator |
| CN104674877A (en) * | 2015-02-12 | 2015-06-03 | 徐州徐工挖掘机械有限公司 | Electric hydraulic excavator control system |
| CN111535377A (en) * | 2020-04-29 | 2020-08-14 | 常州嘉耘机械有限公司 | New forms of energy excavator |
| CN112796355A (en) * | 2021-01-28 | 2021-05-14 | 山东临工工程机械有限公司 | Wave energy self-generating ship type autonomous excavator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20181022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |