CN210090229U - Online automatic detection equipment for machine-made sand - Google Patents
Online automatic detection equipment for machine-made sand Download PDFInfo
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- CN210090229U CN210090229U CN201920690162.0U CN201920690162U CN210090229U CN 210090229 U CN210090229 U CN 210090229U CN 201920690162 U CN201920690162 U CN 201920690162U CN 210090229 U CN210090229 U CN 210090229U
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Abstract
The utility model discloses an online automatic check out test set of mechanism sand, including mechanism sand equipment, mechanism sand equipment lower extreme is equipped with automatic sampling equipment, and automatic sampling equipment below is equipped with the support frame, the support frame upper end is equipped with mixed sand density balance, and automatic sampling equipment lower extreme and mixed sand density balance cooperation, mixed sand density balance upper end are equipped with automatic floating device, be equipped with the classifying screen in the support frame, mix sand density balance output and classifying screen input cooperation, the support frame lower extreme is equipped with first order and joins in marriage sand balance and second level and joins in marriage sand balance, and the classifying screen output is joined in marriage sand balance and second level with first order and is joined in marriage sand balance cooperation, be equipped with the dust collector in the support frame, the dust collector is connected with the classifying screen, but the key parameter of real-time supervision mechanism sand guarantees the quality of mechanism sand.
Description
Technical Field
The utility model belongs to the technical field of the check out test set technique and specifically relates to an online automatic check out test set of mechanism sand.
Background
Under the influence of river resource limited mining policies and seasonality, river sand is increasingly in shortage as a concrete raw material, and although machine-made sand is included by standards such as 'building sand' (GB/T14684) 2011) and 'common concrete sand, stone quality and inspection method standard' (JGJ 52-2006), some technical problems still exist: if too many edges and corners of the machine-made sand cause large water demand of the machine-made sand concrete; the mud content and the stone powder content in the machine-made sand can not be distinguished; the influence effect of the stone powder in the machine-made sand on the performance of the concrete is not clear, and the technical problem must be overcome when the machine-made sand is applied in a large scale in engineering.
The existing machine-made sand cannot monitor various technical parameters of the machine-made sand at any time in the using process, and the quality of the machine-made sand cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned problem, provide an online automatic check out test set of mechanism sand, can realize detecting at any time of mechanism sand, guarantee the quality of mechanism sand prevents that the engineering quality from declining.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides an online automatic check out test set of mechanism sand, includes mechanism sand equipment, mechanism sand equipment lower extreme is equipped with automatic sampling equipment, and automatic sampling equipment below is equipped with the support frame, the support frame upper end is equipped with mixed sand density balance, and automatic sampling equipment lower extreme and mixed sand density balance cooperation, mixed sand density balance upper end are equipped with automatic floating device, be equipped with the classifying screen in the support frame, mix sand density balance output and classifying screen input cooperation, the support frame lower extreme is equipped with the first order and joins in marriage sand balance and second grade and joins in marriage sand balance, and the classifying screen output is joined in marriage sand balance and second grade and is joined in marriage sand balance cooperation, be equipped with the dust collector in the support frame, the dust collector is connected with the classifying screen.
Further, automatic sampling equipment includes first cylinder, sample fill and blanking pipe, machine-made sand equipment lower extreme is equipped with the opening, and the opening outside is equipped with the backup pad, first cylinder end of body is installed in the backup pad, and first cylinder piston rod end is connected with the sample fill, and the sample is fought and is deepened in machine-made sand equipment through the opening, and the blanking pipe upper end is installed in the backup pad.
Further, mix sand density balance includes first hopper and a weighing sensor, a weighing sensor one end is connected with first hopper, and a weighing sensor other end is connected with the support frame.
Furthermore, the lower end of the first hopper is provided with a discharge valve.
Furthermore, automatic floating device includes second cylinder and push pedal, and the second cylinder end of body is installed on the support frame, and second cylinder tailpiece of the piston rod is connected with the push pedal, and the push pedal cooperates with first hopper.
Furthermore, the first-stage sand mixing scale comprises a second hopper and a second weighing sensor, the upper end of the second weighing sensor is connected with the second hopper, and the lower end of the second weighing sensor is supported on the support frame.
Further, the lower end of the support frame is provided with a belt conveyor.
Furthermore, a controller is arranged in the support frame.
The utility model has the advantages that:
1. the utility model discloses be equipped with automatic sampling equipment, mix sand density balance, the classifying screen, sand balance is joined in marriage to first level, sand balance and dust collector are joined in marriage to the second level, automatic sampling equipment takes a sample in mechanism sand equipment, the sample sand that gains gets into mixes sand density balance, until the sample sand overflows first hopper, automatic floating device gets rid of unnecessary sample sand, a weighing sensor gathers weight signal, obtain the weight of deciding volume sample sand, and with signal transmission to controller, the calculation through the controller obtains the bulk density and the porosity of sample sand. And (3) unloading the sample sand into a negative pressure grading sieve from the mixed sand bulk density scale, allowing stone powder in the sample sand to pass through a dust collector, grading the rest sand, and then respectively allowing the rest sand to enter a first-stage sand mixing scale and a second-stage sand mixing scale, wherein the difference between the sum of the weighed values of the first-stage sand mixing scale and the second-stage sand mixing scale and the weighed value of the mixed sand bulk density scale is the stone powder amount, and calculating to obtain the stone powder content proportion in the sample sand. The grading and fineness modulus of the sample sand can be calculated through the weighing values of the first-grade sand-blending scale and the second-grade sand-blending scale. The key parameters of the machine-made sand can be monitored in real time, and the quality of the machine-made sand is guaranteed.
2. The utility model discloses the realization is replaced river sand by machine-made sand and can be reduced engineering cost, and the quality of guarantee machine-made sand can prevent that the engineering quality from descending, and machine-made sand for the concrete has important social and economic benefits.
3. First hopper lower extreme is equipped with the discharge valve, opens the discharge valve, calculates the speed of unloading of sample sand, and the void fraction and the outflow time of computer system sand can the indirect sign mechanism sand granule appearance through the controller. The mixed sand bulk density scale is internally provided with a water content tester, and can test the water content of the sample sand.
4. The utility model discloses automatic sampling equipment's material mouth of getting divides a small amount of a lot of sample many times in mechanism sand equipment to deviation face when reducing the sample, the accuracy is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the combination of the classifying screen and the first and second sand-mixing scales of the present invention;
FIG. 3 is a schematic view of the automatic sampling device of the present invention;
FIG. 4 is a schematic view of a mixed sand density scale of the present invention;
fig. 5 is the first-level sand balance schematic diagram of the present invention.
In the figure: mechanism sand equipment 1, automatic sampling equipment 2, first cylinder 21, sampling hopper 22, blanking pipe 23, backup pad 24, opening 25, mixed sand density balance 3, first hopper 31, first weighing sensor 32, discharge valve 33, classifying screen 4, first gradation sand balance 5, second hopper 51, second weighing sensor 52, second gradation sand balance 6, support frame 7, dust collector 8, automatic floating device 9, second cylinder 91, push pedal 92, belt feeder 10, controller 11.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
As shown in fig. 1 and 2, an on-line automatic detection device for machine-made sand comprises a machine-made sand device 1, wherein an automatic sampling device 2 is arranged at the lower end of the machine-made sand device 1, a support frame 7 is arranged below the automatic sampling device 2, a mixed sand density scale 3 is arranged at the upper end of the support frame 7, the mixed sand density scale 3 is arranged on the support frame 7, the lower end of the automatic sampling device 2 is matched with the mixed sand density scale 3, an automatic leveling device 9 is arranged at the upper end of the mixed sand density scale 3, a negative pressure grading sieve 4 is arranged in the support frame 7, the output end of the mixed sand density scale 3 is matched with the input end of the negative pressure grading sieve 4, a first-stage sand mixing scale 5 and a second-stage sand mixing scale 6 are arranged at the lower end of the support frame 7, the output end of the negative pressure grading sieve 4 is matched with the first-stage sand mixing scale 5 and the second-stage, and respectively enter a first-stage sand mixing scale 5 and a second-stage sand mixing scale 6, a dust collector 8 is arranged in the supporting frame 7, and the dust collector 8 is connected with the negative pressure grading sieve 4. The automatic sampling device 2 is in butt joint with the original machine-made sand device 1, sample sand obtained by the automatic sampler 1 enters the mixed sand bulk density scale 3, the automatic floating device 9 removes redundant sample sand, the sample sand is enabled to be flush with the upper opening of the mixed sand bulk density scale 3, the sample sand is unloaded into the negative pressure grading sieve 4 from the mixed sand bulk density scale 3, and the sample sand enters the first-stage sand distributing scale 5 and the second-stage sand distributing scale 6 respectively after being graded.
The lower end of the negative pressure classifying screen 4 is provided with a cleaning system which can clean sand blocked on the screen holes of the negative pressure classifying screen 4.
As shown in fig. 3, the automatic sampling device 2 includes a first cylinder 21, a sampling hopper 22 and a blanking pipe 23, the lower end of the machine-made sand device 1 is provided with an opening 25, a supporting plate 24 is arranged outside the opening 25, the cylinder end of the first cylinder 21 is mounted on the supporting plate 24, the piston rod end of the first cylinder 21 is connected with the sampling hopper 22, the sampling hopper 22 extends into the machine-made sand device 1 through the opening 25, the upper end of the blanking pipe 23 is mounted on the supporting plate 24, the supporting plate 24 is provided with an opening corresponding to the sampling hopper 22, the upper end of the blanking pipe 23 is matched with the sampling hopper 22 through the opening, namely, the piston rod of the first cylinder 21 extends out to enable the sampling hopper 22 to extend into the machine-made sand device 1, the sampling hopper 22 is filled with samples, and the piston rod of the first cylinder 21 is retracted to enable the samples. The automatic sampling equipment samples a small amount of times in the machine-made sand equipment to reduce the deviation surface during sampling, and the accuracy is high.
As shown in fig. 4, the mixed sand density scale 3 comprises a first hopper 31 and a first weighing sensor 32, one end of the first weighing sensor 32 is connected with the first hopper 31, the other end of the first weighing sensor 32 is connected with the support frame 7, the weight of the manufactured sand in the first hopper 31 is weighed by the first weighing sensor 32, and a water content tester is arranged in the mixed sand bulk density scale 3 to test the water content of the sample sand. The lower end of the first hopper 31 is provided with a discharge valve 33, the discharge valve 33 is opened, the discharge speed of the sample sand, the porosity and the outflow time of the computer-made sand are calculated, and the appearance of the computer-made sand particles can be indirectly represented through the controller 11.
As shown in fig. 4, the automatic leveling device 9 includes a second cylinder 91 and a push plate 92, the cylinder end of the second cylinder 91 is mounted on the support frame 7, the piston rod end of the second cylinder 91 is connected with the push plate 92, the push plate 92 is matched with the first hopper 31, and the push plate 92 removes the excess sample sand in the first hopper 31, so that the sample sand is flush with the upper opening of the first hopper 31.
As shown in fig. 5, the first sand scale 5 includes a second hopper 51 and a second weighing sensor 52, the upper end of the second weighing sensor 52 is connected with the second hopper 51, the lower end of the second weighing sensor 52 is supported on the supporting frame 7, the second weighing sensor 52 detects the weight of the sample sand in the second hopper 51, and the second sand scale 6 is identical to the first sand scale 5 in structure and is not described in detail herein.
As shown in fig. 1, a belt conveyor 10 is arranged at the lower end of the support frame 7, and the sample sand after being monitored is unloaded into the belt conveyor 10 and sent out of the device.
As shown in fig. 1, be equipped with controller 11 in the support frame 7, first cylinder and second cylinder pass through the trachea and are connected with the air supply, are equipped with the solenoid valve on the trachea, and the solenoid valve passes through the wire and is connected with controller 11, and controller 11 controls whole equipment to the weight signal that mixed sand density balance 3, first grade join in marriage sand balance 5 and second grade join in marriage sand balance 6 and return is analyzed, obtains the key parameter of sample sand through the calculation, compares with the settlement parameter, and the storage data.
During the use, automatic sampling equipment 2 divides a small amount of a lot of samplings in mechanism sand equipment 1 to reduce the deviation when taking a sample, and the sample sand that obtains gets into in mixing sand density balance 3, and until the sample sand overflows first hopper 31, automatic floating device 9 is got rid of unnecessary sample sand, makes sample sand and first hopper 31 suitable for reading parallel and level, and first weighing sensor 32 gathers the weight signal, obtains the weight of volumetric sample sand, and with signal transmission to controller 11, obtains the bulk density and the porosity of sample sand through the calculation of controller 11. The mixed sand bulk density scale 3 is internally provided with a water content tester which can test the water content of the sample sand. And opening the discharge valve 33, calculating the discharge speed of the sample sand, the porosity and the outflow time of the computer-made sand, and indirectly representing the particle morphology of the computer-made sand through the controller 11. The sample sand is discharged into a negative pressure grading sieve 4 from a mixed sand bulk density scale 3, stone powder in the sample sand enters a dust collector 8 through the negative pressure grading sieve 4, the rest of sand enters a first-stage sand mixing scale 5 and a second-stage sand mixing scale 6 after being graded, the difference between the sum of the weighed values of the first-stage sand mixing scale 5 and the second-stage sand mixing scale 6 and the weighed value of the mixed sand bulk density scale 3 is the stone powder amount, and the proportion of the stone powder content in the sample sand can be obtained through calculation. The grading and fineness modulus of the sample sand can be calculated through the weighing values of the first-grade sand-mixing scale 5 and the second-grade sand-mixing scale 6. The key parameters of the machine-made sand can be monitored in real time, and the quality of the machine-made sand is guaranteed. The machine-made sand replaces river sand, so that the construction cost can be reduced, the quality of the machine-made sand can be guaranteed, the reduction of the construction quality can be prevented, and the machine-made sand for concrete has important social and economic benefits.
In the description of the present invention, it should be noted that the terms "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be mechanically or electrically connected, directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (8)
1. An online automatic detection device for machine-made sand comprises a machine-made sand device (1) and is characterized in that an automatic sampling device (2) is arranged at the lower end of the machine-made sand device (1), a support frame (7) is arranged below the automatic sampling device (2), a mixed sand density scale (3) is arranged at the upper end of the support frame (7), the lower end of the automatic sampling device (2) is matched with the mixed sand density scale (3), an automatic leveling device (9) is arranged at the upper end of the mixed sand density scale (3), a grading sieve (4) is arranged in the support frame (7), the output end of the mixed sand density scale (3) is matched with the input end of the grading sieve (4), a first grading sand scale (5) and a second grading sand scale (6) are arranged at the lower end of the support frame (7), a dust collector (8) is arranged in the support frame (7), the dust collector (8) is connected with the classifying screen (4).
2. The on-line automatic detection equipment for machine-made sand according to claim 1, wherein the automatic sampling equipment (2) comprises a first air cylinder (21), a sampling hopper (22) and a blanking pipe (23), an opening (25) is formed in the lower end of the machine-made sand equipment (1), a supporting plate (24) is arranged outside the opening (25), the cylinder body end of the first air cylinder (21) is installed on the supporting plate (24), the piston rod end of the first air cylinder (21) is connected with the sampling hopper (22), the sampling hopper (22) extends into the machine-made sand equipment (1) through the opening (25), and the upper end of the blanking pipe (23) is installed on the supporting plate (24).
3. The machine-made sand on-line automatic detection equipment as recited in claim 1, wherein the mixed sand density scale (3) comprises a first hopper (31) and a first weighing sensor (32), one end of the first weighing sensor (32) is connected with the first hopper (31), and the other end of the first weighing sensor (32) is connected with the support frame (7).
4. The on-line automatic machine-made sand detection equipment as claimed in claim 3, wherein a discharge valve (33) is arranged at the lower end of the first hopper (31).
5. The machine-made sand online automatic detection equipment as claimed in claim 1, wherein the automatic floating device (9) comprises a second cylinder (91) and a push plate (92), the cylinder body end of the second cylinder (91) is installed on the support frame (7), the piston rod end of the second cylinder (91) is connected with the push plate (92), and the push plate (92) is matched with the first hopper (31).
6. The on-line automatic machine-made sand detecting device according to claim 1, wherein the first graded sand scale (5) comprises a second hopper (51) and a second weighing sensor (52), the upper end of the second weighing sensor (52) is connected with the second hopper (51), and the lower end of the second weighing sensor (52) is supported on the supporting frame (7).
7. The on-line automatic machine-made sand detection device as claimed in claim 1, wherein a belt conveyor (10) is arranged at the lower end of the support frame (7).
8. The on-line automatic machine-made sand detection device as claimed in claim 1, wherein a controller (11) is arranged in the support frame (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920690162.0U CN210090229U (en) | 2019-05-15 | 2019-05-15 | Online automatic detection equipment for machine-made sand |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920690162.0U CN210090229U (en) | 2019-05-15 | 2019-05-15 | Online automatic detection equipment for machine-made sand |
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| CN210090229U true CN210090229U (en) | 2020-02-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252509A (en) * | 2021-06-29 | 2021-08-13 | 深圳市勘察研究院有限公司 | Portable rock density tester for field use |
| CN114486610A (en) * | 2021-12-24 | 2022-05-13 | 中电建河南万山绿色建材有限公司 | Online rapid detection system and method for grading analysis of rotational flow type machine-made sand particles |
-
2019
- 2019-05-15 CN CN201920690162.0U patent/CN210090229U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252509A (en) * | 2021-06-29 | 2021-08-13 | 深圳市勘察研究院有限公司 | Portable rock density tester for field use |
| CN113252509B (en) * | 2021-06-29 | 2021-11-19 | 深圳市勘察研究院有限公司 | Portable rock density tester for field use |
| CN114486610A (en) * | 2021-12-24 | 2022-05-13 | 中电建河南万山绿色建材有限公司 | Online rapid detection system and method for grading analysis of rotational flow type machine-made sand particles |
| CN114486610B (en) * | 2021-12-24 | 2024-04-26 | 中电建河南万山绿色建材有限公司 | Online rapid detection system and method for cyclone type machine-made sand grain composition analysis |
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