CN114249148A - Asphalt oil discharge tank over-limit alarm transport vehicle lifting system - Google Patents
Asphalt oil discharge tank over-limit alarm transport vehicle lifting system Download PDFInfo
- Publication number
- CN114249148A CN114249148A CN202210191625.5A CN202210191625A CN114249148A CN 114249148 A CN114249148 A CN 114249148A CN 202210191625 A CN202210191625 A CN 202210191625A CN 114249148 A CN114249148 A CN 114249148A
- Authority
- CN
- China
- Prior art keywords
- lifting system
- transport vehicle
- asphalt
- platform
- unloading
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/24—Unloading land vehicles
- B65G67/32—Unloading land vehicles using fixed tipping installations
- B65G67/34—Apparatus for tipping wagons or mine cars
- B65G67/36—Apparatus for tipping wagons or mine cars endwise
- B65G67/38—Apparatus for tipping wagons or mine cars endwise comprising a turntable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/24—Unloading land vehicles
- B65G67/32—Unloading land vehicles using fixed tipping installations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/005—Control arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/23—Devices for tilting and emptying of containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/24—Unloading land vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F13/00—Common constructional features or accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Road Paving Machines (AREA)
Abstract
The invention relates to the technical field of asphalt material conveying, in particular to a lifting system of an asphalt oil discharge tank over-limit alarm transport vehicle, which comprises: oil discharge grooves; the detection device is arranged in the oil discharge groove and is used for detecting the asphalt liquid level in the oil discharge groove; the unloading platform is arranged on one side of the oil unloading groove so as to stop the transport vehicle, one end of the unloading platform, which is far away from the oil unloading groove, is hinged on the base, and the other end of the unloading platform is driven by the lifting system; and the controller is in communication connection with the lifting system and the detection device so as to send a driving instruction to the lifting system based on the detection data. Detect the interior liquid level of oil discharge groove, lifting pitch transport vechicle when the liquid level surpasses spacingly stops the oil discharge, prevents that hot pitch from spilling over the oil discharge groove to avoided causing personnel to scald accident, construction cost increase and environment and atmospheric pollution etc. to dangerous emergence because of the pitch overflow.
Description
Technical Field
The invention belongs to the technical field of asphalt material conveying, and particularly relates to a lifting system of an asphalt oil discharge tank over-limit alarm transport vehicle.
Background
The asphalt highway is an important infrastructure for the development of modern economy and society and is an important foundation for constructing traffic modernization. The asphalt highway, as a car of modern traffic, is a representative of speed and efficiency, and also becomes one of important signs for measuring the modernization of national economy, therefore, asphalt is one of the important raw materials of asphalt concrete, the safety, the economy and the environmental protection of the use of asphalt also directly determine the quality, the cost and the environmental protection economy of asphalt pavement construction, but in the transportation and production process of asphalt, since asphalt trucks are typically inclined, to unload the asphalt by gravity in the oil discharge tank, when the high-temperature asphalt overflows from the asphalt discharge tank, field workers cannot find and process the high-temperature asphalt in time in a short time, so that the accidents that the workers are scalded by the high-temperature asphalt and a large amount of asphalt raw materials are wasted, and the smoke emitted by the overflowing asphalt causes harm to the health of operators and has strong pollution to the environment and the atmosphere.
Therefore, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a lifting system of an asphalt oil discharge groove over-limit alarm transport vehicle.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a pitch oil discharge groove surpasses spacing warning transport vechicle and plays to rise system, play to rise the system and include:
oil discharge grooves;
the detection device is arranged in the oil unloading groove and is used for detecting the asphalt liquid level in the oil unloading groove;
the unloading platform is arranged on one side of the oil unloading groove so as to stop the transport vehicle, one end of the unloading platform, which is far away from the oil unloading groove, is hinged on the base, and the other end of the unloading platform is driven by the lifting system;
and the controller is in communication connection with the lifting system and the detection device so as to send a driving instruction to the lifting system based on the detection data.
Preferably, the lifting system drives the discharging platform to rotate around a hinge point of the discharging platform, and the discharging platform is in a horizontal state at the highest point of rotation of the discharging platform;
and at the lowest point of the rotation of the unloading platform, one end of the unloading platform, which corresponds to the oil unloading groove, is higher than the oil unloading port of the oil unloading groove.
Preferably, the upper surface of the base is an inclined surface, and the lifting system is arranged at the lower end of the upper surface of the base.
Preferably, the detection device comprises:
a floating ball;
and the position sensor is arranged in the oil unloading groove and is in communication connection with the controller so as to detect the position of the floating ball.
Preferably, the lifting system comprises:
the two ends of the hydraulic cylinder are respectively hinged to the base and the unloading platform;
and the hydraulic station is correspondingly connected with the hydraulic cylinder through an electromagnetic valve, and the electromagnetic valve is in communication connection with the controller.
Preferably, the lifting system further comprises a warning device, and the warning device is in communication connection with the controller.
Preferably, the warning device has two, one of them warning device set up in unload on the oil groove, another warning device places in the control room.
Preferably, the warning device is an acousto-optic warning device.
Preferably, the discharging platform is a steel plate, and anti-skid grains are arranged on the upper surface of the discharging platform.
Preferably, the unloading platform is detachably connected with a plurality of base plates corresponding to wheels of the transport vehicle.
Has the advantages that: the height of the liquid level in the oil discharge groove is detected, the asphalt transport vehicle is lifted when the liquid level exceeds the limit, the oil discharge is stopped, and the hot asphalt is prevented from overflowing the oil discharge groove, so that the accidents of personnel scalding, construction cost increase, environmental pollution and atmospheric pollution caused by asphalt overflow are avoided, and the economic benefits, safety, environmental protection, energy conservation and the like with high quality and high efficiency are obviously contributed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. Wherein:
fig. 1 is a schematic diagram of a hoisting system in an embodiment of the present invention.
In the figure: 1. a discharge platform; 2. a base; 3. a hydraulic cylinder; 4. oil discharge grooves; 5. a traveler; 6. a proximity switch; 7. a floating ball; 8. an alarm device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected" and "connected" used herein should be interpreted broadly, and may include, for example, a fixed connection or a detachable connection; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1, the lifting system of the asphalt oil discharge tank over-limit alarm transport vehicle comprises an oil discharge tank 4, a detection device, a discharge platform 1 and a controller; the detection device can be arranged in the oil unloading groove 4 to detect the asphalt liquid level in the oil unloading groove 4, when the asphalt liquid level in the oil unloading groove 4 reaches a specified position (generally, the highest limit of the liquid level), a detection signal can be sent to the controller, the unloading platform 1 is arranged on one side of the oil unloading groove 4, the asphalt liquid level and the oil unloading groove are close to each other, the unloading platform 1 can be used for stopping a transport vehicle, the specified position of the transport vehicle on the unloading platform 1 dumps hot asphalt to the oil unloading groove 4, one end, far away from the oil unloading groove 4, of the unloading platform 1 is hinged to the base 2, and the other end of the unloading platform is driven by the lifting system; lifting system and detection device are connected in the controller communication to send the drive instruction to the lifting system based on the detected data, it is concrete, arrive the assigned position when the liquid level, trigger detection device, detection device sends detected signal to the controller, the controller sends drive instruction to the lifting system, make transport vechicle rear portion lift (the discharge opening of transport vechicle is located the transport vechicle afterbody), stop to topple over hot pitch in oil discharge tank 4 with this messenger's transport vechicle, thereby avoid pitch to spill over.
In another optional embodiment, the lifting system drives the discharging platform 1 to rotate around the hinge point, the discharging platform 1 is in a horizontal state at the highest point of the rotation of the discharging platform 1, and asphalt is discharged from the discharging opening only when the tail end of the transport vehicle is inclined downwards in a conventional state, so that the asphalt stops being output when the discharging platform 1 is in the horizontal state, and the discharging opening is closed. At the rotatory minimum of platform of unloading, the one end that platform 1 of unloading corresponds oil discharge groove 4 is higher than the oil discharge opening of oil discharge groove 4, and along with the slope of platform 1 of unloading, the transport vechicle discharges hot pitch into oil discharge groove 4 through discharge opening and discharge conduit, and under the conventional condition, platform 1 of unloading keeps the horizontality, and after the transport vechicle arrived the assigned position of platform 1 of unloading, the lifting system drive platform 1 of unloading slowly inclines and carries out hot pitch output.
Of course, after the lifting system is lifted, the unloading platform 1 can also be inclined upwards, the height of the highest point is not limited, and the transport vehicle only needs to be horizontal or the tail part of the transport vehicle tilts upwards on the premise of ensuring safety.
In another alternative embodiment, the upper surface of the base 2 is an inclined surface, and the lifting system is disposed at the lower end of the upper surface of the base 2, wherein when the discharging platform 1 is located at the lowest point, the inclined surface of the base 2 is parallel to or attached to the lower surface of the discharging platform 1.
In another alternative embodiment, the detecting device comprises a floating ball 7 and a position sensor, wherein the floating ball 7 is a metal ball or other high temperature resistant material, and the position sensor is disposed inside the oil discharge tank 4 and is in communication connection with the controller to detect the position of the floating ball 7. The position sensor may be a proximity switch 6 or a tact switch.
In some embodiments, a connecting rod is arranged on the floating ball 7, the end part of the connecting rod is hinged on the inner wall of the oil unloading groove 4, the floating ball 7 is upward along with the liquid level, a proximity switch 6 is arranged in the oil unloading groove 4, when the floating ball 7 approaches the corresponding proximity switch 6, the proximity switch 6 is triggered, and the proximity switch sends a detection signal to the controller.
In another embodiment, a sliding column 5 is arranged at the top of the inner wall of the oil unloading groove 4, the sliding column 5 extends along the longitudinal direction, a lantern ring is fixed on a floating ball 7, the lantern ring is limited on the sliding column 5 in a sliding mode, a touch switch or a proximity switch 6 is arranged on the sliding column 5, when the liquid level rises, the floating ball 7 slides upwards along the sliding column 5, and when the liquid level reaches a preset position, the floating ball 7 triggers the touch switch or the proximity switch 6.
In this embodiment, the tact or proximity switch 6 on the spool 5 can be positionally adjusted to set different liquid levels as desired.
The touch switch or the proximity switch 6 is a high-temperature resistant element and is connected to the controller through a data line.
In another alternative embodiment, the lifting system comprises a hydraulic cylinder 3 and a hydraulic station, wherein two ends of the hydraulic cylinder 3 are respectively hinged on the base 2 and the discharging platform 1; the hydraulic station is correspondingly connected with the hydraulic cylinder 3 through an electromagnetic valve, and the electromagnetic valve is in communication connection with the controller. The hydraulic station at least comprises a hydraulic pump and hydraulic oil, the hydraulic cylinder 3 can be driven, the electromagnetic valve is connected to the controller through a data line, and the hydraulic cylinder 3 can be driven by controlling the electromagnetic valve.
In another optional embodiment, a foundation pit corresponding to the hydraulic cylinder 3 is arranged on the base 2, the hydraulic cylinder 3 is arranged in the foundation pit, and when the discharging platform 1 is located at the lowest point, the discharging platform 1 is attached to the upper surface of the base 2.
In an alternative embodiment, the hoisting system further comprises a warning device 8, and the warning device 8 is communicatively connected to the controller. After the controller receives the signal of the touch switch or the proximity switch 6, the controller drives the warning device 8 to send warning information to remind field operators.
In this embodiment, there are two warning devices 8, one warning device 8 is disposed on the oil discharge tank 4, and the other warning device 8 is disposed in the control room. The warning device 8 is a sound-light warning device. The two warning devices are respectively arranged on an oil unloading site and a control room and can simultaneously inform operators in the site and the control room.
In another alternative embodiment, the controller may be an editable logic controller or a PC terminal, and the components are connected in a wired manner through a data line or in a wireless manner through wifi.
In another optional embodiment, the platform 1 of unloading is the steel sheet, is provided with anti-skidding line at the upper surface of the platform 1 of unloading, can increase frictional force, avoids the transport vechicle to slide, simultaneously, is connected with the backing plate of a plurality of corresponding transport vechicles wheels through the detachable mode on the platform 1 of unloading. The backing plate is the wedge of corresponding wheel to through bolted connection platform 1 of unloading, after the transport vechicle stopped at the assigned position of platform 1 of unloading, can on platform 1 of unloading with the backing plate is fixed through the bolt. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
The above description is only exemplary of the invention and should not be taken as limiting the invention, as any modification, equivalent replacement, or improvement made within the spirit and principle of the invention is intended to be covered by the appended claims.
Claims (10)
1. The utility model provides a pitch oil discharge groove surpasses spacing warning transport vechicle and plays to rise system which characterized in that, it includes to play to rise the system:
oil discharge grooves;
the detection device is arranged in the oil unloading groove and is used for detecting the asphalt liquid level in the oil unloading groove;
the unloading platform is arranged on one side of the oil unloading groove so as to stop the transport vehicle, one end of the unloading platform, which is far away from the oil unloading groove, is hinged on the base, and the other end of the unloading platform is driven by the lifting system;
and the controller is in communication connection with the lifting system and the detection device so as to send a driving instruction to the lifting system based on the detection data.
2. The asphalt discharge trough over-limit alarm transport vehicle lifting system according to claim 1, wherein the lifting system drives the discharge platform to rotate around a hinge point thereof, and at the highest point of rotation of the discharge platform, the discharge platform is in a horizontal state;
and at the lowest point of the rotation of the unloading platform, one end of the unloading platform, which corresponds to the oil unloading groove, is higher than the oil unloading port of the oil unloading groove.
3. The asphalt discharge trough over-limit alarm transport vehicle lifting system according to claim 1, wherein the upper surface of the base is an inclined surface, and the lifting system is arranged at one end of the lower surface of the base.
4. The asphalt discharge trough over-limit alarm transport vehicle lifting system according to claim 1, wherein the detection device comprises:
a floating ball;
and the position sensor is arranged in the oil unloading groove and is in communication connection with the controller so as to detect the position of the floating ball.
5. The asphalt discharge trough over-limit alarm transport vehicle lifting system according to claim 1, wherein the lifting system comprises:
the two ends of the hydraulic cylinder are respectively hinged to the base and the unloading platform;
and the hydraulic station is correspondingly connected with the hydraulic cylinder through an electromagnetic valve, and the electromagnetic valve is in communication connection with the controller.
6. The asphalt discharge trough over-limit alarm transport vehicle lifting system according to claim 1, further comprising a warning device, wherein the warning device is in communication connection with the controller.
7. The asphalt discharge trough over-limit alarm transport vehicle lifting system according to claim 6, wherein there are two warning devices, one of the warning devices is arranged on the oil discharge trough, and the other warning device is placed in the control room.
8. The asphalt discharge trough over-limit alarm transport vehicle lifting system according to claim 7, wherein the alarm device is an acousto-optic alarm.
9. The asphalt discharge trough over-limit alarm transport vehicle lifting system according to claim 1, wherein the discharge platform is a steel plate, and anti-skid lines are arranged on the upper surface of the discharge platform.
10. The asphalt discharge trough over-limit alarm transport vehicle lifting system according to claim 9, wherein a plurality of base plates corresponding to wheels of the transport vehicle are detachably connected to the discharge platform.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210191625.5A CN114249148B (en) | 2022-03-01 | 2022-03-01 | Asphalt oil discharge tank over-limit alarm transport vehicle lifting system |
| NL2032685A NL2032685B1 (en) | 2022-03-01 | 2022-08-04 | Hoisting system for over-limit alarm transport vehicle of asphalt discharging groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210191625.5A CN114249148B (en) | 2022-03-01 | 2022-03-01 | Asphalt oil discharge tank over-limit alarm transport vehicle lifting system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114249148A true CN114249148A (en) | 2022-03-29 |
| CN114249148B CN114249148B (en) | 2022-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210191625.5A Active CN114249148B (en) | 2022-03-01 | 2022-03-01 | Asphalt oil discharge tank over-limit alarm transport vehicle lifting system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114249148B (en) |
| NL (1) | NL2032685B1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114835080A (en) * | 2022-06-14 | 2022-08-02 | 中国二十二冶集团有限公司 | Automatic intelligent oil unloading method for asphalt transport vehicle |
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| JPH0958872A (en) * | 1995-08-25 | 1997-03-04 | Marutoshi Kenzai Kk | Truck unloading device |
| DE102010024343A1 (en) * | 2010-03-02 | 2011-09-08 | Siemens Aktiengesellschaft | Method for e.g. loading packets in container, involves supplying protection unit in portion of stack of cargo, where supplied protection unit penetrates into space of tilted cargo so that direct contact between cargoes is avoided |
| CN103144976A (en) * | 2013-03-18 | 2013-06-12 | 安徽华菱汽车有限公司 | Powder material unloading system |
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| RU2718510C1 (en) * | 2019-09-02 | 2020-04-08 | Валерий Вячеславович Ефременков | Method of loose material unloading from dump truck into receiving hopper |
| CN113928879A (en) * | 2021-11-11 | 2022-01-14 | 呼伦贝尔晟通糖业科技有限公司 | Beet breakage-proof balanced feeding device for sugar production and application method |
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- 2022-08-04 NL NL2032685A patent/NL2032685B1/en active
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| JPH0891584A (en) * | 1994-07-29 | 1996-04-09 | Marutoshi Kenzai Kk | Unloading device for truck |
| JPH0958872A (en) * | 1995-08-25 | 1997-03-04 | Marutoshi Kenzai Kk | Truck unloading device |
| DE102010024343A1 (en) * | 2010-03-02 | 2011-09-08 | Siemens Aktiengesellschaft | Method for e.g. loading packets in container, involves supplying protection unit in portion of stack of cargo, where supplied protection unit penetrates into space of tilted cargo so that direct contact between cargoes is avoided |
| CN103144976A (en) * | 2013-03-18 | 2013-06-12 | 安徽华菱汽车有限公司 | Powder material unloading system |
| CN104570898A (en) * | 2015-01-12 | 2015-04-29 | 云南大红山管道有限公司 | Alarm device for ore pulp leakage |
| CN205099779U (en) * | 2015-11-10 | 2016-03-23 | 苏州道蒙恩电子科技有限公司 | Online liquid -level monitoring device of plating bath |
| CN106006090A (en) * | 2016-07-15 | 2016-10-12 | 莱芜钢铁集团有限公司 | Material conveying system and ironmaking production equipment |
| CN211712166U (en) * | 2020-02-27 | 2020-10-20 | 中国水利水电第九工程局有限公司 | Discharging device and concrete warehousing system |
| CN212126858U (en) * | 2020-04-13 | 2020-12-11 | 内蒙古敕勒川糖业有限责任公司 | Beet conveying and unloading device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114835080A (en) * | 2022-06-14 | 2022-08-02 | 中国二十二冶集团有限公司 | Automatic intelligent oil unloading method for asphalt transport vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| NL2032685B1 (en) | 2023-06-26 |
| NL2032685A (en) | 2022-11-09 |
| CN114249148B (en) | 2022-06-03 |
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