CN109682301B - Square quantity detection device and method for cutting and transporting material volume in engineering machinery and cantilever tunneling machine - Google Patents
Square quantity detection device and method for cutting and transporting material volume in engineering machinery and cantilever tunneling machine Download PDFInfo
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- CN109682301B CN109682301B CN201910089348.5A CN201910089348A CN109682301B CN 109682301 B CN109682301 B CN 109682301B CN 201910089348 A CN201910089348 A CN 201910089348A CN 109682301 B CN109682301 B CN 109682301B
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- 239000000463 material Substances 0.000 title claims abstract description 115
- 238000001514 detection method Methods 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000005641 tunneling Effects 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000005259 measurement Methods 0.000 claims abstract description 23
- 230000000903 blocking effect Effects 0.000 claims abstract description 14
- 238000003756 stirring Methods 0.000 claims description 22
- 238000007670 refining Methods 0.000 claims description 13
- 238000012937 correction Methods 0.000 claims description 9
- 230000001939 inductive effect Effects 0.000 claims description 7
- 230000007480 spreading Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 5
- 230000007306 turnover Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012827 research and development Methods 0.000 description 3
- 238000009430 construction management Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000105 evaporative light scattering detection Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/003—Arrangement of measuring or indicating devices for use during driving of tunnels, e.g. for guiding machines
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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- General Physics & Mathematics (AREA)
- Component Parts Of Construction Machinery (AREA)
- Control Of Conveyors (AREA)
Abstract
The invention belongs to the technical field of engineering mechanical equipment, and particularly relates to a square quantity detection device and method for cutting and transporting the volume of a material in engineering machinery and a cantilever tunneling machine, wherein the device comprises: the material homogenizing mechanism is arranged above the chute of the conveyor and is fixed with the side plate of the conveyor, and is used for detecting the blocking state of the conveyor and flattening the materials on the conveyor; the square quantity detection mechanism is fixed with the side plate of the conveyor through a bracket with the same width as the conveyor and is used for detecting the material square quantity calculation parameter of the conveyor and feeding the parameter back to a background processor for material square quantity calculation. According to the invention, automatic measurement is realized through the square quantity detection mechanism, manual measurement is replaced, the measurement work efficiency is improved, and the probability of safety accidents of field measurement personnel is reduced; the user can grasp the site construction progress in real time according to the measurement data, reasonably arrange work such as scheduling equipment business turn over, accurately measure engineering machinery cutting or transportation volume in real time, and is efficient, the error is little, has stronger engineering application prospect.
Description
Technical Field
The invention belongs to the technical field of engineering machinery equipment, and particularly relates to a square quantity detection device and method for cutting and transporting the volume of a material in engineering machinery and a cantilever tunneling machine.
Background
There are many devices in the engineering machinery industry that need to calculate the amount of cutting, excavation or transportation, i.e. the volume of material, such as excavators, scraper trucks, shield machines, boom heading machines, etc. Taking a cantilever excavator as an example, a cutting part cuts Dan Tu in a rotary cutting mode, a shovel plate part collects dregs on a conveyor by means of a rotary star wheel, and the conveyor conveys the dregs to the rear side of a cantilever excavator body through rotation. For such devices, the most interesting to the consumer or project party is the efficiency of the device, i.e. the cost per cutting cube. In addition, for shield tunneling machine equipment, the pressure in the sealed bin and the water and soil pressure balance of the excavated surface are guaranteed through real-time measurement and control of slag discharge quantity, so that disturbance of shield tunneling to stratum soil is reduced, and safety and construction cost are guaranteed.
The calculation of the cutting amount of the cantilever heading machine at the present stage mainly depends on manual measurement and calculation of field personnel after each shift is finished, and the working efficiency is low and the calculation error is large; in order to improve the real-time performance and accuracy of measurement, research and development personnel establish a calculation relation from indexes such as cutting track, working time and power of a cutting part, but no mature scheme exists so far.
Disclosure of Invention
Therefore, the invention provides the square quantity detection device and method for cutting and transporting the material volume in the engineering machinery and the cantilever development machine, which can accurately measure the cutting or transporting square quantity of the engineering machinery similar to the cantilever development machine in real time, and has the advantages of high efficiency, small error and good practical effect.
According to the design scheme provided by the invention, the square quantity detection device for cutting and transporting the volume of the material in the engineering machinery comprises:
The material homogenizing mechanism is arranged above the chute of the conveyor and is fixed with the side plate of the conveyor, and is used for detecting the blocking state of the conveyor and flattening the materials on the conveyor;
The square quantity detection mechanism is fixed with the side plate of the conveyor through a bracket with the same width as the conveyor and is used for detecting the material square quantity calculation parameter of the conveyor and feeding the parameter back to a background processor for material square quantity calculation.
Above-mentioned, the refining mechanism includes: the material spreading hook row assembly is arranged above the chute of the conveyor, is respectively fixed with anti-blocking side plates on two side plates of the conveyor, and is used for detecting the start-stop and running direction of the conveyor; the anti-blocking side plate is provided with a detection sensor for detecting the blocking state of the chute of the conveyor, and the detection sensor and the inductive switch are connected with an electric cabinet signal of the conveyor.
Preferably, the conveyor electric cabinet is further provided with alarm prompt equipment for blocking early warning according to the feedback signal of the detection sensor.
Preferably, the material spreading hook row comprises a first material homogenizing component and a second material homogenizing component; the first material stirring assembly comprises a frame body arranged above the chute of the conveyor, two side plates of the frame body are fixed with the side plates of the conveyor, material stirring rods are arranged on the top plate of the frame body, a plurality of first material stirring rods and a plurality of second material stirring rods are arranged on the two side plates of the frame body, and the length of each first material stirring rod is longer than that of each second material stirring rod; the second refining component comprises a connecting plate and a hook row arranged on the connecting plate, and the connecting plate is hinged with the side plate or the top plate of the frame body.
The support is provided with a plurality of detection points for detecting the distance between the upper surface of the conveyor material and the support and/or the image outline of the conveyor material, and each detection point is provided with distance and/or image outline acquisition equipment connected with the background processor.
Preferably, the acquisition device employs a laser or acoustic or infrared sensor.
The method for controlling the square quantity detection of the volume cutting transportation of the materials in the engineering machinery is realized based on the square quantity detection device for the volume cutting transportation of the materials in the engineering machinery, and the realization process comprises the following steps:
Sequentially acquiring material quantity data on a conveyor in a forward and reverse working state;
And obtaining the total square quantity of the materials during the running of the conveyor according to the preset correction coefficient and the obtained square quantity data in the forward and reverse working states.
In the method, the process for acquiring the material square quantity data on the conveyor in each working state is reversed, and the method comprises the following steps:
Acquiring a forward and backward rotation working state of the conveyor through an inductive switch, and acquiring first volume data from a square quantity detection mechanism to the bottom of the conveyor and second total volume data of a scraper chain of the conveyor contained in the conveyor;
Acquiring volume data III from the quantity detection mechanism to the upper surface of the material of the conveyor through the quantity detection mechanism;
and calculating by using the first volume data, the second volume data and the third volume data to obtain the material square quantity data on the conveyor under the corresponding working state.
In the method, the correction coefficient is determined according to the budget quota of municipal engineering or according to on-site actual measurement calibration.
The cantilever heading machine is provided with the square quantity detection device for cutting and transporting the material volume in the engineering machinery and the background processor for detecting the parameters by the receiving party quantity detection mechanism and performing square quantity calculation output according to the parameters, and the background processor realizes square quantity calculation and output based on the square quantity detection method for cutting and transporting the material volume in the engineering machinery.
The invention has the beneficial effects that:
The invention can be implemented by adding a small amount of hardware in the existing engineering machinery such as cantilever tunneller equipment, and the gantry structure at the rear part of the shovel plate part prevents larger slag materials from entering a conveyor, so that the accuracy and the practicability of square quantity detection are further ensured; automatic measurement is realized through the square quantity detection mechanism, manual measurement is replaced, the measurement work efficiency is improved, and the probability of safety accidents of field measurement personnel is reduced; the user can grasp the site construction progress in real time according to the measurement data, reasonably arrange work such as the scheduling equipment entering and exiting the site, and calculate the unit square quantity tunneling cost through information such as pick consumption; the measuring data can be stored according to time periods, cutting work circulation, places and the like, analysis and excavation of the data can be fed back to on-site construction management, research and development improvement of products and the like, and the method has important significance for measuring the square quantity of engineering machinery construction such as cutting, excavation or transportation.
Description of the drawings:
FIG. 1 is a schematic diagram of a square quantity detecting device according to an embodiment;
FIG. 2 is a schematic diagram of a mass detection mechanism according to an embodiment;
FIG. 3 is a schematic diagram of a refining mechanism according to an embodiment;
FIG. 4 is a schematic diagram of a second refining assembly according to an embodiment;
FIG. 5 is a schematic view of an anti-blocking side plate according to an embodiment;
Fig. 6 is a functional block diagram of a square quantity detection device of the cantilever heading machine in the embodiment.
The specific embodiment is as follows:
In the figure, reference numeral 1 represents a conveyor, reference numeral 2 represents a square quantity detection mechanism, reference numeral 3 represents a first refining component, reference numeral 31 represents a stirring rod two, reference numeral 32 represents a stirring rod one, reference numeral 33 represents a refining rod, reference numeral 4 represents a conveyor scraper chain, reference numeral 5 represents a second refining component, reference numeral 6 represents an anti-blocking side plate, and reference numeral 7 represents a detection sensor.
The present invention will be described in further detail with reference to the drawings and the technical scheme, in order to make the objects, technical schemes and advantages of the present invention more apparent.
Referring to fig. 1 to 5, an embodiment of the present invention provides a square quantity detection device for cutting and transporting a material volume in an engineering machine, including:
The material homogenizing mechanism is arranged above the chute of the conveyor and is fixed with the side plate of the conveyor, and is used for detecting the blocking state of the conveyor and flattening the materials on the conveyor;
The square quantity detection mechanism is fixed with the side plate of the conveyor through a bracket with the same width as the conveyor and is used for detecting the material square quantity calculation parameter of the conveyor and feeding the parameter back to a background processor for material square quantity calculation.
The material homogenizing mechanism is used for paving materials conveyed on the scraper chain of the conveyor, so that the conditions of blocking and the like can be effectively avoided; the square quantity detection mechanism can scan the paved materials, is convenient for calculating the square quantity of the background materials, improves the efficiency and reduces the cost.
Referring to fig. 1, the refining mechanism comprises: the material spreading hook row assembly is arranged above the chute of the conveyor, is respectively fixed with anti-blocking side plates on two side plates of the conveyor, and is used for detecting the start-stop and running direction of the conveyor; the anti-blocking side plate is provided with a detection sensor for detecting the blocking state of the chute of the conveyor, and the detection sensor and the inductive switch are connected with an electric cabinet signal of the conveyor. The anti-blocking side plates can be arranged to be triangular plates or trapezoid plates and other abnormal plates, so that detection sensors can be conveniently installed at proper positions according to materials, and according to actual use requirements, the detection sensors can be arranged to be multiple, so that the material blocking condition of the conveyor can be conveniently and well detected.
Preferably, the conveyor electric cabinet is further provided with alarm prompt equipment for blocking early warning according to the feedback signal of the detection sensor. This warning suggestion equipment can adopt the audible and visual suggestion alarm of setting on the conveyer curb plate or fixing on the conveyer electric cabinet, see the fig. 5 and show, after the material passes through first detection sensor, if the putty appears, then can output putty signal through the second detection sensor and report to the police and remind, can in time carry out manual processing through shutting down after the staff received.
Preferably, referring to fig. 2 and 3, the material spreading hook row comprises a first material homogenizing component and a second material homogenizing component; the first material stirring assembly comprises a frame body arranged above the chute of the conveyor, two side plates of the frame body are fixed with the side plates of the conveyor, material stirring rods are arranged on the top plate of the frame body, a plurality of first material stirring rods and a plurality of second material stirring rods are arranged on the two side plates of the frame body, and the length of each first material stirring rod is longer than that of each second material stirring rod; the second refining component comprises a connecting plate and a hook row arranged on the connecting plate, and the connecting plate is hinged with the side plate or the top plate of the frame body. The stirring rod and the material homogenizing rod can be fixed through screw buckles, and different lengths can be conveniently replaced according to transported materials, so that the optimal stirring and material homogenizing effect is achieved. The connecting plate is movably connected with the side plate or the top plate of the frame body in a hinge mode such as a fixed pin, so that the material clamping probability is greatly reduced, and the material homogenizing effect is improved.
Referring to fig. 2, a plurality of detection points for detecting the distance between the upper surface of the conveyor material and the support and/or the image contour of the conveyor material are arranged on the support, and each detection point is provided with a distance and/or image contour acquisition device connected with a background processor.
Preferably, the acquisition device employs a laser or acoustic or infrared sensor.
Based on the above-mentioned square quantity detection device for cutting and transporting the volume of the material in the engineering machinery, the embodiment of the invention also provides a square quantity detection control method for cutting and transporting the volume of the material in the engineering machinery, which comprises the following contents:
Sequentially acquiring material quantity data on a conveyor in a forward and reverse working state;
And obtaining the total square quantity of the materials during the running of the conveyor according to the preset correction coefficient and the obtained square quantity data in the forward and reverse working states.
In the method, the process for acquiring the material square quantity data on the conveyor in each working state is reversed, and the method comprises the following steps:
Acquiring a forward and backward rotation working state of the conveyor through an inductive switch, and acquiring first volume data from a square quantity detection mechanism to the bottom of the conveyor and second total volume data of a scraper chain of the conveyor contained in the conveyor;
Acquiring volume data III from the quantity detection mechanism to the upper surface of the material of the conveyor through the quantity detection mechanism;
and calculating by using the first volume data, the second volume data and the third volume data to obtain the material square quantity data on the conveyor under the corresponding working state.
In the method, the correction coefficient is determined according to the budget quota of municipal engineering or according to on-site actual measurement calibration.
Further, in the embodiment of the present invention, the formula of the square calculation may be designed as follows:
V Total (S) ＝(V Positive direction -V Reverse-rotation )÷α
Wherein V 1 is the volume from the square quantity detecting device to the bottom of the conveyor. V 2 is the volume from the square quantity detection device to the upper surface of the material on the conveyor. V 3 is the total volume of the conveyor scraping plate contained during forward rotation of the conveyor. V 4 is the volume of the single scraper. H is the height from the square quantity detection device to the bottom of the conveyor. H i is the height from the square quantity detection device to the upper surface of the material on the conveyor. v is the rotational speed of the conveyor. T is the detection frequency of the discharge monitoring device. W is the width of the conveyor. L is the interval length of the scraping plates of the conveyor. V Positive direction is the total calculated during forward rotation of the conveyor. V Reverse-rotation is the total square calculated during the reverse run of the conveyor. V Total (S) is the total calculated during the operation of the conveyor. Alpha is a correction coefficient, the value of the correction coefficient can be generally 1.2 to 1.5 according to GYD-301 'national unified municipal engineering budget quota' and quota files of various regions, and can be determined after actual measurement and calibration on site.
Based on the device and the method, the embodiment of the invention also provides a cantilever tunneling machine, wherein the conveyor of the cantilever tunneling machine is provided with the square quantity detection device for cutting and conveying the volume of the materials in the engineering machinery and the background processor for detecting the parameters by the receiving party quantity detection mechanism and carrying out square quantity calculation output according to the parameters, and the background processor is shown in fig. 6 and is used for realizing square quantity calculation and output based on the square quantity detection method for cutting and conveying the volume of the materials in the engineering machinery.
According to the invention, the running direction of the conveyor is detected by the inductive switch, when the conveyor is detected to be in slag discharge running, the square quantity detection device starts to continuously detect distance or image contour signals, meanwhile, the material on the conveyor is subjected to spreading treatment by the material balancing mechanism, when the first detection sensor of the material detects the material signals, a material blocking early warning is sent, at the moment, an operator can reversely run the conveyor or stop manual treatment, and when the second detection sensor detects output signals, the system sends out a material blocking alarm and needs to stop manual treatment. When the conveyor turns over, the conveyor reverses the direction switch to output a signal. The background processor calculates the sum of the amounts of the parties during the work according to the different running directions of the conveyor. The invention can be implemented by adding a small amount of hardware to the existing cantilever tunneller equipment, and the gantry structure at the rear part of the shovel plate part prevents larger slag materials from entering the conveyer, so that the accuracy and the practicability of the scheme are further ensured; the automatic measurement replaces manual measurement, so that the measurement working efficiency is improved, and the probability of safety accidents of field measurement personnel is reduced; the on-site construction progress can be mastered in real time according to the measurement data, work such as the entrance and the exit of the dispatching equipment can be reasonably arranged, and the unit square quantity tunneling cost is calculated through information such as pick consumption and the like; the measuring data can be stored according to time periods, cutting work circulation, places and the like, analysis and excavation of the data can be fed back to site construction management, research and development improvement of products and the like, and the method has good engineering application prospects.
While the application has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the application is not limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A square quantity detection method for material volume cutting transportation in engineering machinery, which is realized based on a square quantity detection device for material volume cutting transportation in engineering machinery, the square quantity detection device comprises: the material homogenizing mechanism is arranged above the chute of the conveyor and is fixed with the side plate of the conveyor, and is used for detecting the blocking state of the conveyor and flattening the materials on the conveyor; the square quantity detection mechanism is fixed with the side plate of the conveyor through a bracket with the same width as the conveyor and is used for detecting the material square quantity calculation parameter of the conveyor and feeding the parameter back to a background processor for material square quantity calculation; the refining mechanism comprises: the material spreading hook row assembly is arranged above the chute of the conveyor, is respectively fixed with anti-blocking side plates on two side plates of the conveyor, and is used for detecting the start-stop and running direction of the conveyor; the anti-blocking side plates are provided with detection sensors for detecting the blocking state of the chute of the conveyor, and the detection sensors and the inductive switch are connected with an electric cabinet of the conveyor through signals; the method for realizing the detection of the square quantity comprises the following steps:
Sequentially acquiring material quantity data on a conveyor in a forward and reverse working state;
obtaining the total amount of material during the operation of the conveyor according to a preset correction coefficient and the obtained amount data in the forward and reverse working states, wherein the preset correction coefficient is determined according to the budget quota of municipal engineering or according to the on-site actual measurement calibration, and the calculation formula of the total amount of material during the operation of the conveyor is expressed as follows: v Total (S) =（V Positive direction -V Reverse-rotation ）÷a,V Positive direction is material quantity data in a forward working state of the conveyor, V Reverse-rotation is material quantity data in a reverse working state of the conveyor, V Total (S) is total material quantity during operation of the conveyor, and a is a correction coefficient determined according to municipal engineering budget quota or according to on-site actual measurement calibration; and the process for acquiring the material quantity data on the conveyor in each working state is forward and reverse, which comprises the following steps:
Acquiring a forward and backward rotation working state of the conveyor through an inductive switch, and acquiring first volume data from the square quantity detection mechanism to the bottom of the conveyor and second total volume data of a scraper chain of the conveyor contained in the conveyor;
Acquiring volume data III from the quantity detection mechanism to the upper surface of the material of the conveyor through the quantity detection mechanism;
And subtracting the second volume data and the third volume data from the first volume data to obtain the square quantity data of the materials on the conveyor under the corresponding working state.
2. The method for detecting the square quantity of the volume cutting transportation of the materials in the engineering machinery according to claim 1, wherein the electric cabinet of the transportation machine is further provided with alarm prompt equipment for early warning of blocking according to a feedback signal of the detection sensor.
3. The method for volumetric cutting transport of material in an engineering machine of claim 1, wherein the row of material spreading hooks comprises a first refining assembly and a second refining assembly; the first material stirring assembly comprises a frame body arranged above the chute of the conveyor, two side plates of the frame body are fixed with the side plates of the conveyor, material stirring rods are arranged on the top plate of the frame body, a plurality of first material stirring rods and a plurality of second material stirring rods are arranged on the two side plates of the frame body, and the length of each first material stirring rod is longer than that of each second material stirring rod; the second refining component comprises a connecting plate and a hook row arranged on the connecting plate, and the connecting plate is hinged with the side plate or the top plate of the frame body.
4. The method for detecting the square quantity of the volume cutting transportation of the materials in the engineering machinery according to claim 1, wherein a plurality of detection points for detecting the distance between the upper surface of the materials of the conveyor and the bracket and/or the image contour of the materials of the conveyor are arranged on the bracket, and a distance and/or image contour acquisition device connected with a background processor is arranged on each detection point.
5. The method for detecting the square quantity of the volume cutting transportation of the materials in the engineering machinery according to claim 4, wherein the collecting equipment adopts a laser, an acoustic wave or an infrared sensor.
6. The cantilever tunneling machine is characterized in that a conveyor of the cantilever tunneling machine is provided with a square quantity detection device for cutting and conveying the volume of materials in the engineering machinery and a background processor for detecting parameters by a receiving party quantity detection mechanism and performing square quantity calculation output according to the parameters, and the background processor realizes square quantity calculation and output based on the square quantity detection method for cutting and conveying the volume of materials in the engineering machinery according to any one of claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910089348.5A CN109682301B (en) | 2019-01-30 | 2019-01-30 | Square quantity detection device and method for cutting and transporting material volume in engineering machinery and cantilever tunneling machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910089348.5A CN109682301B (en) | 2019-01-30 | 2019-01-30 | Square quantity detection device and method for cutting and transporting material volume in engineering machinery and cantilever tunneling machine |
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| CN109682301A CN109682301A (en) | 2019-04-26 |
| CN109682301B true CN109682301B (en) | 2024-05-07 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003336283A (en) * | 2002-05-22 | 2003-11-28 | Hitachi Constr Mach Co Ltd | Contaminated soil treating system and contaminated soil treating machine |
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| CN207072676U (en) * | 2017-06-30 | 2018-03-06 | 河南中烟工业有限责任公司 | A kind of even distributor suitable for ribbon conveyer |
| CN107792150A (en) * | 2017-09-27 | 2018-03-13 | 西安科技大学 | A kind of intelligent dumper of construction |
| CN209279889U (en) * | 2019-01-30 | 2019-08-20 | 中铁工程装备集团隧道设备制造有限公司 | Volume of material cutting transporter amount detecting device and cantilever excavator in engineering machinery |
-
2019
- 2019-01-30 CN CN201910089348.5A patent/CN109682301B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003336283A (en) * | 2002-05-22 | 2003-11-28 | Hitachi Constr Mach Co Ltd | Contaminated soil treating system and contaminated soil treating machine |
| CN106839980A (en) * | 2017-01-04 | 2017-06-13 | 天津大学 | Rockfill Dam material transporter amount monitoring method |
| CN207072676U (en) * | 2017-06-30 | 2018-03-06 | 河南中烟工业有限责任公司 | A kind of even distributor suitable for ribbon conveyer |
| CN107792150A (en) * | 2017-09-27 | 2018-03-13 | 西安科技大学 | A kind of intelligent dumper of construction |
| CN209279889U (en) * | 2019-01-30 | 2019-08-20 | 中铁工程装备集团隧道设备制造有限公司 | Volume of material cutting transporter amount detecting device and cantilever excavator in engineering machinery |
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| CN109682301A (en) | 2019-04-26 |
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