CN110879186A - Mud content detection device of concrete aggregate - Google Patents

Mud content detection device of concrete aggregate Download PDF

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Publication number
CN110879186A
CN110879186A CN201911293530.9A CN201911293530A CN110879186A CN 110879186 A CN110879186 A CN 110879186A CN 201911293530 A CN201911293530 A CN 201911293530A CN 110879186 A CN110879186 A CN 110879186A
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detection
wall
cylinder
waste water
aggregate
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CN201911293530.9A
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Chinese (zh)
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邓利军
王国陶
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Longgang Shenzhen Large Industry Zone Concrete Co Ltd
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Longgang Shenzhen Large Industry Zone Concrete Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N5/00Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
    • G01N5/04Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
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  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
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  • Pathology (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The invention discloses a device for detecting the mud content of concrete aggregate, which relates to the field of concrete detection and comprises a detection box, wherein a detection cylinder is arranged in the detection box in a hanging manner, a plurality of leak holes are uniformly distributed on the lower end surface of the detection cylinder, and a waste water box positioned below the detection cylinder is arranged on the bottom wall of the detection box; a support frame is arranged on the inner wall of the upper end of the detection box, an angle lug positioned above the support frame is arranged on the outer wall of the upper end of the detection cylinder, and a weighing instrument is arranged between the support frame and the angle lug; the roof of detection case is equipped with the stirring rake that is located the detection section of thick bamboo inside, and the up end of detection case is provided with the speed reducer that is used for driving the stirring rake rotatory, and the up end of detection case still is provided with feeder hopper, water injection pipe and a plurality of tuber pipe that communicate the detection section of thick bamboo. The invention has the following advantages and effects: through setting up high automatic detection device, realize the automatic weighing, washing and the stoving of aggregate, perfect has replaced manual operation, by a wide margin reduction workman's intensity of labour, improved the detection efficiency of aggregate simultaneously.

Description

Mud content detection device of concrete aggregate
Technical Field
The invention relates to the field of concrete detection, in particular to a mud content detection device for concrete aggregate.
Background
The sand is one of indispensable materials in modern building construction and is also an important material composition in concrete. The mud content is an important index in the quality standard of the sandstone aggregate for concrete, so the mud content of the aggregate is usually required to be detected before the concrete is produced.
When the traditional aggregate mud content is detected, the aggregate is usually weighed first, then the aggregate is washed repeatedly by manpower, finally the aggregate is dried and weighed again, the numerical values obtained after the two times of weighing are compared, and the mud content of the aggregate is calculated.
The automatic degree of the detection mode is low, the labor intensity of workers is increased, the detection efficiency of aggregate is reduced, and improvement is needed.
Disclosure of Invention
The invention aims to provide a device for detecting the mud content of concrete aggregate, which has the effect of improving the detection efficiency.
The technical purpose of the invention is realized by the following technical scheme: a mud content detection device for concrete aggregate comprises a detection box, wherein a detection cylinder with an opening at the upper end is arranged in the detection box in a hanging manner, a plurality of leakage holes are uniformly distributed on the lower end surface of the detection cylinder, and a waste water box positioned below the detection cylinder is arranged on the bottom wall of the detection box; a supporting frame is arranged on the inner wall of the upper end of the detection box, an angle lug positioned above the supporting frame is arranged on the outer wall of the upper end of the detection cylinder, and a weighing instrument is arranged between the supporting frame and the angle lug; the roof of detection case is provided with and is located the inside stirring rake of detection section of thick bamboo, the up end of detection case is provided with and is used for the drive the rotatory speed reducer of stirring rake, the up end of detection case still is provided with the intercommunication feeder hopper, water injection pipe and a plurality of tuber pipe of detection section of thick bamboo.
Through adopting above-mentioned technical scheme, when using above-mentioned detection device, put into the detection section of thick bamboo with dry aggregate along the feeder hopper in, detect the weight increase of a section of thick bamboo this moment, the numerical value of record weighing instrument afterwards. And then, injecting clear water into the detection cylinder along the water injection pipe, controlling the stirring paddle to rotate by using the speed reducer, and stirring the aggregate by using the stirring paddle to realize continuous washing of the aggregate. And meanwhile, the waste water after the aggregate is washed is discharged into the waste water tank along the leakage hole, so that the collection of the waste water is realized. And (4) introducing hot air into the air duct until the aggregate is washed by water, and then continuously stirring and drying the aggregate. And stopping the machine until the aggregate is completely dried, weighing the weight of the detection cylinder again by using the weighing instrument, wherein the numerical difference of the two weighing numerical values is the content of the silt, and detecting the mud content of the aggregate. Consequently through setting up high automatic detection device, realize the automatic weighing, washing and the stoving of aggregate, perfect replacement manual operation, by a wide margin reduced workman's intensity of labour, improved the detection efficiency of aggregate simultaneously.
The invention is further provided with: detect a section of thick bamboo interior horizontal rotation and be connected with a pair of being located the pivot of stirring rake both sides, the outer wall that detects a section of thick bamboo is provided with and is used for the drive the rotatory motor of pivot, it is a pair of the rotation opposite direction of pivot to the orientation is close to the direction of stirring rake rotates, the outer wall of pivot is provided with a plurality of stirring vane, and is a plurality of stirring vane follows the circumference direction evenly distributed of pivot.
Through adopting above-mentioned technical scheme, when stirring the aggregate, utilize the synchronous rotation of a pair of pivot of motor control, the pivot drives stirring vane synchronous rotation this moment to promote the back with the aggregate that detects a section of thick bamboo below, make it drop again to detecting in the section of thick bamboo. Thereby increase the stirring effect to the aggregate, make the aggregate can be abundant and quick washing and stoving, improved detection efficiency simultaneously.
The invention is further provided with: one end of the stirring blade departs from the rotating shaft is bent towards the stirring paddle.
Through adopting above-mentioned technical scheme, through setting up the stirring vane who buckles, increase stirring vane is to carrying capacity and the stirring ability of aggregate for the aggregate can be promoted fast repeatedly, and then has increased the washing and the drying efficiency of aggregate, has improved detection efficiency.
The invention is further provided with: the junction of the bottom wall and the side wall of the detection cylinder is arranged in an arc transition shape.
Through adopting above-mentioned technical scheme, because the diapire of detecting a section of thick bamboo is circular arc transition form setting with the junction of lateral wall, consequently when stirring vane during operation for the aggregate of each position all can be promoted and the stirring, avoids detecting a section of thick bamboo dead angle position appearing, and then realizes the intensive mixing of aggregate, has improved the washing efficiency and the drying efficiency of aggregate, has reached the effect of high-efficient detection.
The invention is further provided with: the detection device comprises a detection barrel body and a switch board positioned below the detection barrel body, wherein the leakage hole is positioned on the switch board, the switch board covers the lower end face of the detection barrel body, and an air cylinder for driving the switch board to horizontally slide is arranged on the outer wall of the detection barrel.
Through adopting above-mentioned technical scheme, after detecting the aggregate in the section of thick bamboo and finishing, utilize the cylinder drive switch board to break away from the lower terminal surface of barrel, the automatic landing of aggregate this moment is to the waste water pond in. And then, the air cylinder is used for driving the switch board to move reversely and cover the lower end face of the cylinder body, and then the next batch of aggregates can be detected. Therefore, the continuous detection of different aggregates is realized by arranging the detection barrel with high automation opening and closing, so that the detection process of the aggregates is more convenient and rapid.
The invention is further provided with: the outer wall of the lower end of the barrel is provided with a plurality of electric heating plates.
Through adopting above-mentioned technical scheme, when drying to the aggregate, improve the drying efficiency to the aggregate through addding the electrical heating board, and then improved the detection efficiency of aggregate.
The invention is further provided with: the bottom wall of the detection box is provided with a water pump, the water pump is provided with a water inlet pipe communicated with the side wall of the lower end of the waste water tank and a water drain pipe communicated with the side wall of the lower end of the water injection pipe, the inner wall of the upper end of the waste water tank is provided with a filter plate, and the water inlet pipe is provided with a filter element.
By adopting the technical scheme, when the aggregate is washed, clean water is injected into the detection cylinder along the water injection pipe. When accumulating a certain amount of waste water in the waste water tank, utilize the filter to store the impurity of large granule, recycle the water pump simultaneously and take waste water out to after the filtration of filter core, in pouring into the detection section of thick bamboo into clean waste water along the water injection pipe once more, realize recycling of waste water, consequently reduced the waste of water resource.
The invention is further provided with: the water pump is provided with a waste water pipe communicated with the side wall of the lower end of the waste water tank, and the water pump is provided with an electromagnetic valve used for controlling the opening and closing of the drain pipe and the waste water pipe.
Through adopting above-mentioned technical scheme, when needs clear away waste water and the mud in the waste water tank, utilize solenoid valve control drain pipe to open, can take waste water and mud out this moment, realize the quick clearance of waste water and mud in the waste water tank.
The invention is further provided with: the horizontal sliding connection of diapire of waste water case has the cleaning brush, and the outer wall is provided with the drive the electric jar that the cleaning brush reciprocated and slided.
Through adopting above-mentioned technical scheme, when cleaing away waste water and the mud in the waste water tank, utilize the electric jar drive cleaning brush reciprocating motion, realize scrubbing of waste water tank diapire, avoid mud to appear accumulation phenomenon, realize the thorough clearance of waste water and mud.
In conclusion, the invention has the following beneficial effects:
1. by arranging the high-automation detection device, the automatic weighing, washing and drying of the aggregate are realized, manual operation is perfectly replaced, the labor intensity of workers is greatly reduced, and the detection efficiency of the aggregate is improved;
2. the aggregate below the detection cylinder is repeatedly lifted by arranging the efficient stirring blades, so that the stirring effect of the aggregate is improved, the aggregate can be fully and quickly washed and dried, and the detection efficiency is improved;
3. by arranging the detection barrel which is opened and closed automatically, continuous detection of different aggregates is realized, and the detection process of the aggregates is more convenient and quicker;
4. through setting up the filter and filtering the core and filtering waste water, utilize the water pump will be clean waste water again along the water injection pipe injection detection section of thick bamboo in, realize recycling of waste water, consequently reduced the waste of water resource.
Drawings
FIG. 1 is a schematic structural view of an embodiment;
FIG. 2 is a schematic view of the internal structure of the detection box of the embodiment;
FIG. 3 is a schematic structural view of a cartridge of the embodiment;
FIG. 4 is a schematic view of the internal structure of the detection cartridge of the embodiment;
FIG. 5 is a schematic view of the structure of a waste water tank of the embodiment;
fig. 6 is a schematic view of the internal structure of the waste water tank of the embodiment.
Reference numerals: 1. a detection box; 11. a support frame; 12. a weighing instrument; 13. a stirring paddle; 14. a speed reducer; 15. a feed hopper; 16. a water injection pipe; 17. an air duct; 2. a detection cylinder; 21. a corner ear; 22. a barrel; 23. a switch plate; 24. an electrical heating plate; 25. a leak hole; 26. a cylinder; 27. a rotating shaft; 28. a motor; 29. a stirring blade; 3. a wastewater tank; 31. a filter plate; 32. a cleaning brush; 33. an electric cylinder; 4. a water pump; 41. a water inlet pipe; 42. a drain pipe; 43. a waste pipe; 44. an electromagnetic valve; 45. and a filter element.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the device for detecting the mud content of concrete aggregate comprises a detection box 1, wherein a detection cylinder 2 with an opening at the upper end is arranged in the detection box 1 in a suspended manner. The inner wall of the upper end of the detection box 1 is provided with a support frame 11, the outer wall of the upper end of the detection cylinder 2 is provided with an angle ear 21 positioned above the support frame 11, and a weighing instrument 12 is arranged between the support frame 11 and the angle ear 21.
As shown in fig. 2 and 3, the detection cylinder 2 comprises a cylinder body 22 and a switch plate 23 covering the lower part of the cylinder body 22, the outer wall of the lower end of the cylinder body 22 is provided with a plurality of electric heating plates 24, and a plurality of leakage holes 25 are uniformly distributed on the switch plate 23. The outer wall of the detection cylinder 2 is provided with a cylinder 26 for driving the switch board 23 to horizontally slide, and the bottom wall of the detection box 1 is provided with a waste water box 3 positioned below the detection cylinder 2.
As shown in fig. 2 and 4, the top wall of the detection box 1 is provided with a stirring paddle 13 located inside the detection cylinder 2, the upper end surface of the detection box 1 is provided with a speed reducer 14 for driving the stirring paddle 13 to rotate, and the upper end surface of the detection box 1 is further provided with a feed hopper 15, a water injection pipe 16 and a plurality of air pipes 17 communicated with the detection cylinder 2.
When the above-described inspection apparatus is used, dry aggregate is thrown into the inspection cylinder 2 along the feed hopper 15, at which time the weight of the inspection cylinder 2 increases, and then the value of the weighing instrument 12 is recorded. Then, clear water is injected into the detection cylinder 2 along the water injection pipe 16, the speed reducer 14 is used for controlling the stirring paddle 13 to rotate, and at the moment, the aggregate is stirred by the stirring paddle 13, so that the aggregate is continuously washed.
Meanwhile, the waste water after washing the aggregates is discharged into the waste water tank 3 along the drain hole 25, and the collection of the waste water is realized. And after the aggregate is washed, closing the water injection pipe 16, introducing hot air into the air pipe 17, electrifying the electric heating plate 24, and continuously drying the aggregate by utilizing the hot air and the heat generated by the electric heating plate 24.
And stopping the machine until the aggregate is completely dried, weighing the weight of the detection cylinder 2 again by using the weighing instrument 12, wherein the numerical difference of the two weighing numerical values is the content of the silt, and detecting the mud content of the aggregate.
Then the air cylinder 26 is used for driving the switch board 23 to be separated from the lower end surface of the cylinder 22, and the aggregate automatically slides into the wastewater pool. And then the air cylinder 26 is used for driving the switch plate 23 to move reversely and cover the lower end surface of the cylinder 22, so that the next batch of aggregates can be detected.
As shown in fig. 3 and 4, a pair of rotating shafts 27 are horizontally and rotatably connected to the inside of the detecting cylinder 2, the pair of rotating shafts 27 are located on both sides of the paddle 13, the pair of rotating shafts 27 rotate in opposite directions and rotate in a direction close to the paddle 13, and a motor 28 for driving the rotating shafts 27 to rotate is provided on the outer wall of the detecting cylinder 2.
As shown in fig. 4, the outer wall of the rotating shaft 27 is provided with a plurality of stirring blades 29, and the plurality of stirring blades 29 are uniformly distributed along the circumferential direction of the rotating shaft 27. One end of the stirring blade 29 departing from the rotating shaft 27 is bent towards the stirring paddle 13, and the joint of the bottom wall and the side wall of the detection cylinder 2 is in an arc transition shape.
When the aggregate is stirred, washed or dried, the motor 28 is started, the motor 28 is used for controlling the pair of rotating shafts 27 to synchronously rotate, and the rotating shafts 27 drive the stirring blades 29 to synchronously rotate. At this moment, the aggregate below the detection cylinder 2 can be continuously lifted by the stirring blades 29, and then the aggregate again falls into the detection cylinder 2, so that the aggregate is fully stirred, the washing and drying efficiency of the aggregate is improved, and the detection efficiency is improved.
As shown in fig. 2 and 5, the bottom wall of the detection box 1 is provided with a water pump 4, a water inlet end position of the water pump 4 is provided with a water inlet pipe 41 communicated with the side wall of the lower end of the waste water box 3, a water outlet end position is provided with a water outlet pipe 42 communicated with the side wall of the lower end of the water injection pipe 16 and a waste water pipe 43 positioned outside the detection box 1, and the water pump 4 is provided with an electromagnetic valve 44 for controlling the opening and closing of the water outlet pipe 42 and the waste.
As shown in fig. 5 and 6, the inner wall of the upper end of the waste water tank 3 is further provided with a filter plate 31, and the inlet pipe 41 is provided with a filter core 45. The bottom wall of the waste water tank 3 is horizontally connected with a cleaning brush 32 in a sliding manner, and the outer wall is provided with an electric cylinder 33 for driving the cleaning brush 32 to slide back and forth.
When the aggregate is washed, clear water is firstly injected into the detection cylinder 2 along the water injection pipe 16, and when the wastewater is discharged outside, the wastewater is filtered by the filter plate 31 and then accumulated in the wastewater pool. When a certain amount of waste water is accumulated in the waste water tank 3, the water pump 4 is started and the drain pipe 42 is controlled to be opened by the electromagnetic valve 44. And then, the water pump 4 is used for pumping the wastewater out along the water inlet pipe 41, and after the wastewater is fully filtered by the filter element 45, the clean wastewater is injected into the detection cylinder 2 along the water injection pipe 16 again, so that the wastewater is recycled.
When the waste water and the slurry in the waste water tank 3 need to be removed, the electromagnetic valve 44 is used for controlling the drain pipe 42 to be opened, and at the moment, the waste water and the slurry can be pumped out, so that the waste water and the slurry in the waste water tank 3 can be quickly removed. And when the cleaning is carried out, the electric cylinder 33 is used for driving the cleaning brush 32 to reciprocate, so that the bottom wall of the waste water tank 3 is cleaned, the accumulation phenomenon of slurry is avoided, and the thorough cleaning of the waste water and the slurry is realized.
The working principle is as follows: when the detection device works, dry aggregate is put into the detection cylinder 2, and the detection cylinder 2 is weighed by the weighing instrument 12. Then, after the clean water is injected into the detection cylinder 2, the aggregate is continuously stirred by the stirring paddle 13, so that the aggregate is continuously washed, and meanwhile, the waste water is collected by the waste water tank 3. And after the aggregate is washed, continuously stirring and drying the aggregate, stopping the machine and weighing the weight of the detection cylinder 2 again by using the weighing instrument 12 after the aggregate is completely dried, wherein the numerical difference of the two weighing numerical values is the content of the silt, so that the detection of the mud content of the aggregate is realized.
The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (9)

1. The utility model provides a mud content detection device of concrete aggregate which characterized in that: the device comprises a detection box (1), wherein a detection cylinder (2) with an opening at the upper end is arranged in the detection box (1) in a suspended manner, a plurality of leakage holes (25) are uniformly distributed on the lower end surface of the detection cylinder (2), and a waste water box (3) positioned below the detection cylinder (2) is arranged on the bottom wall of the detection box (1);
a support frame (11) is arranged on the inner wall of the upper end of the detection box (1), an angle lug (21) positioned above the support frame (11) is arranged on the outer wall of the upper end of the detection cylinder (2), and a weighing instrument (12) is arranged between the support frame (11) and the angle lug (21);
the roof of detection case (1) is provided with and is located inside stirring rake (13) of detection section of thick bamboo (2), the up end of detection case (1) is provided with and is used for the drive speed reducer (14) of stirring rake (13) rotation, the up end of detection case (1) still is provided with the intercommunication feeder hopper (15), water injection pipe (16) and a plurality of tuber pipe (17) of detection section of thick bamboo (2).
2. The device for detecting the mud content of the concrete aggregate according to claim 1, wherein: detect a section of thick bamboo (2) interior horizontal rotation and be connected with a pair of being located pivot (27) of stirring rake (13) both sides, the outer wall of detecting a section of thick bamboo (2) is provided with and is used for the drive motor (28) of pivot (27) rotation, it is a pair of the direction of rotation of pivot (27) is opposite, and the orientation is close to the direction of stirring rake (13) is rotated, the outer wall of pivot (27) is provided with a plurality of stirring vane (29), and is a plurality of stirring vane (29) are followed the circumference direction evenly distributed of pivot (27).
3. The device for detecting the mud content of the concrete aggregate according to claim 2, wherein: one end of the stirring blade (29) departing from the rotating shaft (27) bends towards the stirring paddle (13).
4. The device for detecting the mud content of the concrete aggregate according to claim 3, wherein: the connection part of the bottom wall and the side wall of the detection cylinder (2) is arranged in a circular arc transition shape.
5. The device for detecting the mud content of the concrete aggregate according to claim 1, wherein: the detection device comprises a detection barrel (2), a barrel body (22) and a switch plate (23) located below the barrel body (22), wherein the leakage hole (25) is located on the switch plate (23), the switch plate (23) covers the lower end face of the barrel body (22), and an air cylinder (26) for driving the switch plate (23) to horizontally slide is arranged on the outer wall of the detection barrel (2).
6. The device for detecting the mud content of the concrete aggregate according to claim 5, wherein: the outer wall of the lower end of the cylinder body (22) is provided with a plurality of electric heating plates (24).
7. The device for detecting the mud content of the concrete aggregate according to claim 1, wherein: the bottom wall of the detection box (1) is provided with a water pump (4), the water pump (4) is provided with a water inlet pipe (41) communicated with the side wall of the lower end of the waste water box (3) and a water outlet pipe (42) communicated with the side wall of the lower end of the water injection pipe (16), the inner wall of the upper end of the waste water box (3) is provided with a filter plate (31), and the water inlet pipe (41) is provided with a filter core (45).
8. The apparatus for detecting the mud content of a concrete aggregate according to claim 7, wherein: the water pump (4) is provided with a waste water pipe (43) communicated with the side wall of the lower end of the waste water tank (3), and the water pump (4) is provided with an electromagnetic valve (44) used for controlling the opening and closing of the drain pipe (42) and the waste water pipe (43).
9. The apparatus for detecting the mud content of a concrete aggregate according to claim 8, wherein: the bottom wall of the waste water tank (3) is horizontally connected with a cleaning brush (32) in a sliding mode, and an electric cylinder (33) for driving the cleaning brush (32) to slide in a reciprocating mode is arranged on the outer wall of the waste water tank.
CN201911293530.9A 2019-12-16 2019-12-16 Mud content detection device of concrete aggregate Pending CN110879186A (en)

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Application Number Priority Date Filing Date Title
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CN111707573A (en) * 2020-05-22 2020-09-25 上海理工大学 Test bed and method for determining hydration performance of medium-low temperature hydrated salt composite heat storage material
CN112710578A (en) * 2020-12-15 2021-04-27 中铁大桥局集团第六工程有限公司 Method for testing aggregate mud content and elutriation container
CN112903516A (en) * 2021-01-25 2021-06-04 日照公路建设有限公司 Mud content measuring mechanism of automatic raw material sampling equipment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111707573A (en) * 2020-05-22 2020-09-25 上海理工大学 Test bed and method for determining hydration performance of medium-low temperature hydrated salt composite heat storage material
CN112710578A (en) * 2020-12-15 2021-04-27 中铁大桥局集团第六工程有限公司 Method for testing aggregate mud content and elutriation container
CN112903516A (en) * 2021-01-25 2021-06-04 日照公路建设有限公司 Mud content measuring mechanism of automatic raw material sampling equipment

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