CN102424280A - Cab pitching device and bucket wheel machine - Google Patents
Cab pitching device and bucket wheel machine Download PDFInfo
- Publication number
- CN102424280A CN102424280A CN201110230358XA CN201110230358A CN102424280A CN 102424280 A CN102424280 A CN 102424280A CN 201110230358X A CN201110230358X A CN 201110230358XA CN 201110230358 A CN201110230358 A CN 201110230358A CN 102424280 A CN102424280 A CN 102424280A
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- cab
- driver
- bucket wheel
- wheel machine
- elevation mount
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Abstract
The invention discloses a cab pitching device of a bucket wheel machine, which comprises a driving device used for driving a cab (11) of the bucket wheel machine to rotate around a hinge point between the cab (11) and an arm support (12), a detector used for detecting the pitch angle of the arm support (12), a controller used for receiving a detecting signal of the detector and transmitting an action instruction, and a locking device for locking or unlocking the position of the cab, wherein a signal output end of the controller is electrically connected with the driving device, so that the driving device correspondingly responds according to the action instruction. The position of the cab can be exactly adjusted by the cab pitching device, so that the ground surface of the cab is positioned at the horizontal position, and an operator in the cab can conveniently work. Furthermore, the invention further discloses thea bucket wheel machine comprising the cab pitching device.
Description
Technical field
The present invention relates to the bucket wheel machine technical field, particularly a kind of driver's cab elevation mount of bucket wheel machine.In addition, the invention still further relates to a kind of bucket wheel machine that comprises above-mentioned driver's cab elevation mount.
Background technology
Bucket wheel machine is the large loose unpacked material of the modern industry high-efficiency appliance of loading and unloading continuously, be widely used in the stacking and taking operation of bulk cargo storage material factories such as harbour, harbour, power plant at present, and it is bringing into play more and more important effect.
Please refer to accompanying drawing 1, Fig. 1 is the structural representation of a kind of representative type bucket wheel machine in the prior art.
A kind of representative type bucket wheel machine comprises bucket wheel mechanism 1, jib 4, luffing mechanism, belt conveyer, driver's cab 2; Material operating mechanism is got by bucket wheel mechanism; Comprise bucket wheel and actuating device, bucket wheel is arranged at the front end of jib 4, and the other end of jib 4 is articulated on the luffing mechanism; According to the difference of piling, getting the required operating altitude of material work position; Jib 4 can drive jib around the hinge-point motion, thereby the realization bucket wheel be got material smoothly under the effect of luffing mechanism.
The driver's cab 2 of bucket wheel machine also is arranged on the jib 4; For operating personal is convenient to operation in driver's cab 2; No matter which kind of angle jib 4 rotates to; Driver's cab 2 need remain level, and general bucket wheel machine is provided with the regulating mechanism of regulating driver's cab 2 positions and driver's cab 2 being locked in control position.
Please refer to accompanying drawing 2, Fig. 2 is the partial enlarged drawing at A place among Fig. 1.
A kind of representative type driver's cab elevation mount comprises the regulating mechanism of driver's cab 2 and driver's cab in the prior art, comprises telescopic oil cylinder 3, and an end of telescopic oil cylinder 3 connects jib 4; The other end connects driver's cab 2; When the rotation driver's cab 2 owing to jib 4 was in non-level attitude, operating personal drove telescopic oil cylinder 3 and suitably elongates or shortens, and regulated driver's cab 2 and rotated suitable angle around the hinge-point with jib 4; Make the driver's cab 2 approximate positions that are up to the standard, so that staff's operation in the driver's cab 2.
Prior art is just through the range estimation of operating personal or the position of the approximate adjusting of sensation driver's cab; Can not accurately adjust its position to level; And just regulate the position of driver's cab after general jib rotates and finishes, can not regulate the position of driver's cab at any time along with the rotation of jib.
Therefore, how a kind of driver's cab elevation mount of bucket wheel machine being provided, than higher, is the technical barrier that current those skilled in the art need solve to driver's cab position adjustments accuracy.
Summary of the invention
The object of the invention purport is the driver's cab elevation mount that a kind of bucket wheel machine is provided, to driver's cab position adjustments accuracy than higher.The another object of the present invention purport is that a kind of bucket wheel machine with above-mentioned driver's cab elevation mount is provided.
For solving the problems of the technologies described above; The invention provides a kind of driver's cab elevation mount of bucket wheel machine; Comprise the actuating device that the driver's cab that drives said bucket wheel machine rotates around the hinge of itself and jib; Also comprise the detecting device of the luffing angle that detects said jib, and receive the detection signal of said detecting device and can send the controller of action command that the signal output part of said controller is electrically connected said actuating device; So that said actuating device is made respective response according to said action command, and said driver's cab elevation mount also comprises the blocking device of locking or the said driver's cab of release position.
Preferably; Said actuating device comprises stepping motor and the gear drive of being located on the said jib; Said gear drive comprises gear and is installed on the said driver's cab and the driven gear that is meshed with said gear that the transmission shaft of said gear connects the output shaft of said stepping motor.
Preferably, said driven gear is a gear ring.
Preferably, said gear drive also comprises scroll bar-worm speed reducer, and the transmission shaft of said gear connects the output shaft of said stepping motor through said scroll bar-worm speed reducer.
Preferably, said stepping motor is a composite stepper motor.
Preferably, said detecting device comprises angular encoder, and said angular encoder is arranged at the luffing centre of gration position of said bucket wheel machine.
Preferably, said controller also is electrically connected the read out instrument of said driver's cab.
In order to realize another purpose of this paper; This paper also provides a kind of bucket wheel machine; Comprise jib, be articulated in the driver's cab on the said jib and regulate the driver's cab elevation mount of said driver's cab position, the driver's cab elevation mount that said driver's cab elevation mount is above-mentioned each described bucket wheel machine.
The invention provides a kind of driver's cab elevation mount of bucket wheel machine; Comprise the actuating device that the driver's cab that drives said bucket wheel machine rotates around the hinge of itself and jib; Also comprise the detecting device that detects said jib luffing angle; And receive the detection signal of said detecting device and can send the controller of action command; The signal output part of said controller is electrically connected said actuating device, so that said actuating device is made respective response according to said action command, and said driver's cab elevation mount also comprises the blocking device of locking or the said driver's cab of release position.
Detecting device in the driver's cab elevation mount provided by the present invention can detect the luffing angle of the relative horizontal surface of jib; When jib rotates according to need of work; At first detecting device is sent to controller with detection signal; Controller sends instruction through parsing, judgement to detection signal to the actuating device of controlling the driver's cab pitching then, and secondly actuating device rotates respective angles according to this control command control driver's cab; Make driver's cab ground be parallel to horizontal surface, last blocking device is with the locking position of driver's cab; And when the angle of jib and horizontal surface changes, can the release blocking device, repeat said process and continue the position of driver's cab is regulated.
Driver's cab elevation mount among the present invention utilizes detecting device can accurately regulate the position of driver's cab, keeps driver's cab ground to be horizontal, and makes things convenient for the operation of operating personal in the driver's cab.
A kind of preferred embodiment in; Said actuating device comprises stepping motor and the gear drive of being located on the said jib; Said gear drive comprises gear and is installed on the said driver's cab and the driven gear that is meshed with said gear that the transmission shaft of said gear connects the output shaft of said stepping motor.
Stepping motor can combine with digital control technology; And serviceability can realize the purpose of the rotational angle of accuracy control driver's cab than higher, and the gear transmission continuity is than higher; Motion process is more steady, increases the steady of driver's cab luffing angle adjusting.
Description of drawings
Fig. 1 is the structural representation of a kind of representative type bucket wheel machine in the prior art;
Fig. 2 is the partial enlarged drawing at A place among Fig. 1;
Fig. 3 is the structural representation of the driver's cab elevation mount of bucket wheel machine provided by the present invention;
Fig. 4 is the partial enlarged drawing at B place among Fig. 3;
Fig. 5 is in the view when looking up work for the jib of bucket wheel machine shown in Figure 3;
Fig. 6 is in the view when overlooking work for the jib of bucket wheel machine shown in Figure 3.
Wherein, the corresponding relation between component names and the Reference numeral is following among Fig. 1 to Fig. 2:
Bucket wheel mechanism 1; Driver's cab 2; Telescopic oil cylinder 3.
Wherein, the corresponding relation between component names and the Reference numeral is following among Fig. 3 to Fig. 6:
Driver's cab 11; Jib 12; Bucket wheel mechanism 13; Angular encoder 14; Stepping motor 15; Gear 16; Gear ring 17; Worm screw 18; Turbine 19; Motor erecting frame 20.
The specific embodiment
Core of the present invention aims to provide a kind of driver's cab elevation mount of bucket wheel machine, and the driver's cab position adjustments accuracy in this device is than higher.Another core of the present invention aims to provide a kind of bucket wheel machine that comprises above-mentioned driver's cab elevation mount.
In order to make those skilled in the art understand technical scheme of the present invention better, the present invention is done further detailed description below in conjunction with accompanying drawing and specific embodiment.
Please with reference to Fig. 3 to Fig. 6, Fig. 3 is the structural representation of the driver's cab elevation mount of bucket wheel machine provided by the present invention; Fig. 4 is the partial enlarged drawing at B place among Fig. 3; Fig. 5 is in the view when looking up work for the jib of bucket wheel machine shown in Figure 3; Fig. 6 is in the view when overlooking work for the jib of bucket wheel machine shown in Figure 3.
The driver's cab elevation mount of bucket wheel machine provided by the present invention; Comprise the actuating device that the driver's cab 11 that drives bucket wheel machine rotates around the hinge of itself and jib 12, actuating device can be hydraulic unit, for example telescopic oil cylinder; Also can be power components, for example motor 15 etc.; The driver's cab elevation mount also comprises the detecting device that detects jib 12 luffing angles; Detecting device can be angular encoder; Also can be angular transducer or other forms of sensor, the controller of the detection signal of receiving detection device, the signal output part of controller is electrically connected actuating device; So that actuating device is made respective response according to the output signal of controller, and the driver's cab elevation mount also comprises the blocking device of locking or release driver's cab 11 positions.
Bucket wheel mechanism 13 on the jib of bucket wheel machine is along with getting the different of material and feed height; Jib need center on the certain angle of its pin jointed end pitching up or down; In order to guarantee the easy to operate of operating personal in the driver's cab, the ground of driver's cab should be adjusted to level as far as possible.
Detecting device in the driver's cab elevation mount provided by the present invention can detect the luffing angle of jib 12 relative horizontal surfaces; When jib 12 rotates according to need of work; At first detecting device is sent to controller with detection signal; Controller sends instruction through parsing, judgement to detection signal to the actuating device of controlling the driver's cab pitching then, and secondly actuating device rotates respective angles according to this control command control driver's cab 11; Make driver's cab 11 ground be parallel to horizontal surface, last blocking device is with the locking position of driver's cab 11; And when the angle of jib 12 and horizontal surface changes, can the release blocking device, repeat said process and continue the position of driver's cab 11 is regulated.
Driver's cab elevation mount among the present invention utilizes detecting device can accurately regulate the position of driver's cab 11, keeps driver's cab 11 ground to be horizontal, and makes things convenient for the operation of operating personal in the driver's cab 11.
Need to prove; Actuating device and blocking device just on the function to the description of the required parts of driver's cab 11 work; Realize that above-mentioned two functions can be realized by two different parts, also can realize that those skilled in that art can not be narrow understands actuating device and can only be respectively two kinds of different parts with blocking device by parts; Therefore, the name among this paper should not limit the protection domain of this patent.
Particularly; Actuating device can comprise the stepping motor of being located on the jib 12 15; On the jib 12 motor erecting frame 20 can be set; Stepping motor 15 is installed on the motor erecting frame 20, and the concrete structure parameter values of motor erecting frame 20 can be set according to the needs of stepping motor 15 and actual installation environment, and this paper just no longer is described in detail.
The driver's cab elevation mount can also comprise gear drive, and gear drive comprises gear 16 and be installed on the driver's cab 11 and the driven gear that is meshed with gear 16 that the transmission shaft of gear connects the output shaft of stepping motor 15; Driven gear can be fixedly mounted on the beam of driver's cab 11 bottoms, and the size of driven gear and gear can be chosen according to actual condition of service.
Wherein, the latching device of locking two working gear positions can be the locking of manually operated mechanical system, and for example lock pin, ratchet etc. also can be that the mode of automatically controlled or hydraulic pressure is locked, for example telescopic oil cylinder and control element etc.
When jib 12 relative horizontal surfaces have rotational angle; Controller can send and instruct in stepping motor 15, and control step motor 15 rotates suitable angle, the rotation of the rotation driven gear of stepping motor 15; Pass through gear drive; Final under the motion of driven gear, drive driver's cab 11 and turn an angle, realize ground-surface level in the driver's cab 11.
Stepping motor 15 is a kind of electric impulse signal to be converted into the electromechanical compo of angular transposition, and under the proper motion situation, it whenever circles and has fixing step number; And continuously during step motion; Its rotation rotating speed keeps strict corresponding care with the frequency of input pulse, do not receive the influence of voltage fluctuation and load variations, so stepping motor 15 can combine with digital control technology; And serviceability can realize the purpose of the rotational angle of accuracy control driver's cab 11 than higher.
And the gear transmission continuity is than higher, and motion process is more steady, increases the steady of driver's cab 11 luffing angles adjusting.
Need to prove that stepping motor 15 can rotate by the direct drive gear, i.e. the output shaft direct connection gear hole of stepping motor 15; Stepping motor 15 also can be driven wheel rotation indirectly, and promptly stepping motor 15 is through the indirect connection gear of third party hole; Which kind of annexation no matter, if guarantee between stepping motor 15 and the gear driving reliably.
Further, the driven gear in the foregoing description can be gear ring 17, and the gear ring 17 of suitable size is set according to the maximum luffing angle of driver's cab 11; On the basis of realizing reliable transmission, gear ring 17 helps alleviating the own wt of driver's cab 11 elevation mounts, reduces the weight that jib 12 is born.
In above-mentioned each embodiment; Gear drive can also comprise scroll bar-worm speed reducer; The transmission shaft of gear is through the output shaft of scroll bar-worm speed reducer connection stepping motor 15, and is in a kind of concrete annexation, as shown in Figure 4; The output shaft of stepping motor 15 connects the input shaft of worm screw 18, the input shaft of the output shaft connection gear 16 of turbine 19.
Worm screw-worm speed reducer has reliable auto-lock function, and is used with gear reducer and can realizes multi-stage speed-reducing, obtains lower output speed, and has that efficiency ratio is higher, smaller, the low noise advantages of vibrations.
Stepping motor 15 among above-mentioned each embodiment can be composite stepper motor, and the step pitch of composite stepper motor is smaller, helps the accurate adjusting of driver's cab 11, and stable drive, improve the steady of driver's cab 11 control processs, and noise is little.
Can there be multiple set-up mode the kind and the installation site of the detecting device in above-mentioned each embodiment; In a kind of concrete embodiment; Detecting device comprises angular encoder 14; Angular encoder 14 is arranged at the luffing centre of gration position of said bucket wheel machine, and the concrete mounting means of angular encoder and bucket wheel machine can be realized through mount pad is set, and does not do too much introduction at this.
Angular encoder 14 has than higher survey precision; Realize accurate adjustment with the driver's cab position; And the pitching that can detect jib constantly changes; Help variation adjustment driver's cab 11 positions, and be arranged at the rotational angle that the luffing centre of gration helps accurately measuring jib 12 along with jib 12 luffing angles.
Detecting device also can be for being arranged at the detector switch of measuring the degree of dip function in the driver's cab.
Further; Controller can also connect the read out instrument of driver's cab 11; Read out instrument can be the telltale in the driver's cab 11, and driver's cab 11 rotational angle with respect to the horizontal plane can be shown on the telltale, is convenient to the working condition that operating personal is understood bucket wheel machine.
Certainly, read out instrument also can be voice activated control, alarm bell etc. for example, the operation operating mode of reminding the operating personal construction machinery and equipment.
Certainly; The structure of the driver's cab elevation mount of the bucket wheel machine of realization this paper technique effect not only is confined to foregoing description; Also can adopt other frame modes, for example actuating device is a telescopic oil cylinder, and the length that elongates or shortens of the expansion link through the control telescoping cylinder realizes the adjusting of driver's cab 11 positions; The blocking device of driver's cab 11 positions can or be provided with appropriate control valve element for telescoping cylinder itself, realizes the locking of driver's cab 11 positions.
On the basis of the driver's cab elevation mount that above-mentioned bucket wheel machine is provided; The present invention also provides a kind of bucket wheel machine; Comprise jib, be articulated in the driver's cab on the said jib and regulate the driver's cab elevation mount of said driver's cab position, said driver's cab elevation mount be more than the driver's cab elevation mount of the described bucket wheel machine of arbitrary embodiment.
Because the driver's cab elevation mount of above-mentioned bucket wheel machine has above-mentioned technique effect, the bucket wheel machine with driver's cab elevation mount of above-mentioned bucket wheel machine also should have the corresponding techniques effect.
The structure of other each several parts of above-mentioned bucket wheel machine please refer to prior art, and this paper repeats no more.
More than a kind of driver's cab elevation mount provided by the present invention and bucket wheel machine have been carried out detailed introduction.Used concrete example among this paper principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (8)
1. the driver's cab elevation mount of a bucket wheel machine; Comprise the actuating device that the driver's cab that drives said bucket wheel machine rotates around the hinge of itself and jib (12); It is characterized in that; Also comprise the detecting device of the luffing angle that detects said jib (12), and receive the detection signal of said detecting device and can send the controller of action command that the signal output part of said controller is electrically connected said actuating device; So that said actuating device is made respective response according to said action command, and said driver's cab elevation mount also comprises the blocking device of locking or the said driver's cab of release position.
2. the driver's cab elevation mount of bucket wheel machine according to claim 1; It is characterized in that; Said actuating device comprises stepping motor (15) and the gear drive of being located on the said jib (12); Said gear drive comprises gear (16) and is installed on the said driver's cab and the driven gear that is meshed with said gear (16) that the transmission shaft of said gear (16) connects the output shaft of said stepping motor (15).
3. the driver's cab elevation mount of bucket wheel machine according to claim 2 is characterized in that, said driven gear is gear ring (17).
4. according to the driver's cab elevation mount of claim 2 or 3 described bucket wheel machines; It is characterized in that; Said gear drive also comprises scroll bar-worm speed reducer, and the transmission shaft of said gear connects the output shaft of said stepping motor (15) through said scroll bar-worm speed reducer.
5. the driver's cab elevation mount of bucket wheel machine according to claim 4 is characterized in that, said stepping motor (15) is a composite stepper motor.
6. the driver's cab elevation mount of bucket wheel machine according to claim 1 is characterized in that, said detecting device comprises angular encoder (14), and said angular encoder (14) is arranged at the luffing centre of gration position of said bucket wheel machine.
7. the driver's cab elevation mount of bucket wheel machine according to claim 1 is characterized in that, said controller also is electrically connected the read out instrument of said driver's cab.
8. bucket wheel machine; Comprise jib (12), be articulated in driver's cab and the driver's cab elevation mount of regulating said driver's cab position on the said jib (12); It is characterized in that the driver's cab elevation mount that said driver's cab elevation mount is each described bucket wheel machine of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110230358XA CN102424280A (en) | 2011-08-11 | 2011-08-11 | Cab pitching device and bucket wheel machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110230358XA CN102424280A (en) | 2011-08-11 | 2011-08-11 | Cab pitching device and bucket wheel machine |
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| Publication Number | Publication Date |
|---|---|
| CN102424280A true CN102424280A (en) | 2012-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110230358XA Pending CN102424280A (en) | 2011-08-11 | 2011-08-11 | Cab pitching device and bucket wheel machine |
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| CN (1) | CN102424280A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700950A (en) * | 2012-06-12 | 2012-10-03 | 中联重科物料输送设备有限公司 | Balance control method for engineering machinery and cab thereof |
| CN102923493A (en) * | 2012-11-30 | 2013-02-13 | 中联重科物料输送设备有限公司 | Mechanical equipment and anti-deflection mechanism thereof |
| CN103010979A (en) * | 2012-12-20 | 2013-04-03 | 中联重科物料输送设备有限公司 | Pitch component, disassembly and assembly methods and construction machinery device thereof |
| CN103032450A (en) * | 2012-12-20 | 2013-04-10 | 中联重科物料输送设备有限公司 | Hinge method, hinge component and engineering mechanical equipment |
| CN103072826A (en) * | 2013-01-21 | 2013-05-01 | 中国神华能源股份有限公司 | Variable amplitude device of material piling and taking device and material piling and taking device |
| CN103831577A (en) * | 2014-02-28 | 2014-06-04 | 中国神华能源股份有限公司 | Ship loader pitching hinge point bearing replacement method |
| CN103950741A (en) * | 2014-04-30 | 2014-07-30 | 钦州学院 | Bucket-wheel material stacking and taking machine containing two-degree-of-freedom closed chain type electric pitching mechanism |
| CN103950736A (en) * | 2014-04-30 | 2014-07-30 | 钦州学院 | Redundancy driving closed-chain bucket wheel stacker reclaimer |
| CN104291120A (en) * | 2014-11-11 | 2015-01-21 | 宁夏嘉翔自控技术有限公司 | Electric automation reconstruction of pitching mechanism for cantilever crane of bucket wheel machine |
| CN104370118A (en) * | 2014-11-11 | 2015-02-25 | 宁夏嘉翔自控技术有限公司 | Detection system of bucket wheel machine |
| CN104444412A (en) * | 2014-11-11 | 2015-03-25 | 宁夏嘉翔自控技术有限公司 | Electric automation improvement for bucket-wheel stacker reclaimer |
| CN111422641A (en) * | 2020-03-26 | 2020-07-17 | 神华粤电珠海港煤炭码头有限责任公司 | Cab of chain bucket ship unloader |
| CN113086663A (en) * | 2021-05-18 | 2021-07-09 | 华电重工股份有限公司 | Engineering machinery |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700950A (en) * | 2012-06-12 | 2012-10-03 | 中联重科物料输送设备有限公司 | Balance control method for engineering machinery and cab thereof |
| CN102700950B (en) * | 2012-06-12 | 2015-08-26 | 中联重科物料输送设备有限公司 | The balance control method of construction machinery and equipment and driver's cab thereof |
| CN102923493A (en) * | 2012-11-30 | 2013-02-13 | 中联重科物料输送设备有限公司 | Mechanical equipment and anti-deflection mechanism thereof |
| CN103010979B (en) * | 2012-12-20 | 2015-03-18 | 中联重科物料输送设备有限公司 | Pitch component, disassembly and assembly methods and construction machinery device thereof |
| CN103010979A (en) * | 2012-12-20 | 2013-04-03 | 中联重科物料输送设备有限公司 | Pitch component, disassembly and assembly methods and construction machinery device thereof |
| CN103032450A (en) * | 2012-12-20 | 2013-04-10 | 中联重科物料输送设备有限公司 | Hinge method, hinge component and engineering mechanical equipment |
| CN103072826A (en) * | 2013-01-21 | 2013-05-01 | 中国神华能源股份有限公司 | Variable amplitude device of material piling and taking device and material piling and taking device |
| CN103831577A (en) * | 2014-02-28 | 2014-06-04 | 中国神华能源股份有限公司 | Ship loader pitching hinge point bearing replacement method |
| CN103831577B (en) * | 2014-02-28 | 2016-06-01 | 中国神华能源股份有限公司 | The replacing options of shiploader pitching hinge bearing |
| CN103950736A (en) * | 2014-04-30 | 2014-07-30 | 钦州学院 | Redundancy driving closed-chain bucket wheel stacker reclaimer |
| CN103950741A (en) * | 2014-04-30 | 2014-07-30 | 钦州学院 | Bucket-wheel material stacking and taking machine containing two-degree-of-freedom closed chain type electric pitching mechanism |
| CN103950736B (en) * | 2014-04-30 | 2015-11-25 | 钦州学院 | Redundant drive closed chain formula bucket-wheel stacker reclaimer |
| CN104291120A (en) * | 2014-11-11 | 2015-01-21 | 宁夏嘉翔自控技术有限公司 | Electric automation reconstruction of pitching mechanism for cantilever crane of bucket wheel machine |
| CN104370118A (en) * | 2014-11-11 | 2015-02-25 | 宁夏嘉翔自控技术有限公司 | Detection system of bucket wheel machine |
| CN104444412A (en) * | 2014-11-11 | 2015-03-25 | 宁夏嘉翔自控技术有限公司 | Electric automation improvement for bucket-wheel stacker reclaimer |
| CN111422641A (en) * | 2020-03-26 | 2020-07-17 | 神华粤电珠海港煤炭码头有限责任公司 | Cab of chain bucket ship unloader |
| CN113086663A (en) * | 2021-05-18 | 2021-07-09 | 华电重工股份有限公司 | Engineering machinery |
| CN113086663B (en) * | 2021-05-18 | 2024-05-03 | 华电重工股份有限公司 | Engineering machinery |
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Application publication date: 20120425 |