CN217112099U - Detection apparatus for mechanism sand MB value - Google Patents
Detection apparatus for mechanism sand MB value Download PDFInfo
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- CN217112099U CN217112099U CN202220239027.6U CN202220239027U CN217112099U CN 217112099 U CN217112099 U CN 217112099U CN 202220239027 U CN202220239027 U CN 202220239027U CN 217112099 U CN217112099 U CN 217112099U
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Abstract
The utility model discloses a machine-made sand MB value detection device, which comprises a control console and a reaction cavity arranged on the control console; the top of the reaction cavity is provided with an opening, a stirring blade is arranged in the reaction cavity, and a rotating shaft of the stirring blade is rotatably connected with the cavity bottom plate through a bearing; a motor is arranged in the console, and a driving end of the motor is fixedly connected with a rotating shaft extending out of the reaction cavity; the titration mechanism comprises a liquid storage tank and a liquid outlet pipe communicated with the liquid storage tank, and a suction pump and a flowmeter are arranged on the liquid outlet pipe; the outlet of the liquid outlet pipe is positioned right above the reaction cavity. The utility model can quickly measure the MB value of the machine-made sand, thereby judging whether the quality of the machine-made sand can meet the production of the premixed concrete; the utility model discloses testing arrangement has simple structure, convenient operation and short-term test's advantage, can effectively improve test efficiency and accuracy.
Description
Technical Field
The utility model relates to a detection apparatus for mechanism sand MB value.
Background
The particles with the particle size of less than 0.075mm in the machine-made sand can be stone powder or mud powder, and the mud powder is one of main harmful substances of the machine-made sand, and the content of the mud powder has great influence on the workability, compressive strength and durability of concrete. Methylene blue value (MB value for short) is an integral index for determining whether mud powder exists in the machine-made sand and determining the content of the mud powder, and the method for detecting the MB value of the machine-made sand mainly adopts GB/T14684-2011 construction sand.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a detection apparatus of mechanism sand MB value obtains the MB value of mechanism sand fast through this testing arrangement to judge whether it satisfies the concrete production requirement.
The technical scheme is as follows: the utility model discloses a machine-made sand MB value detection device, which comprises a control console and a reaction cavity arranged on the control console; the top of the reaction cavity is provided with an opening, a stirring blade is arranged in the reaction cavity, and a rotating shaft of the stirring blade is rotatably connected with the cavity bottom plate through a bearing; a motor is arranged in the console, and a driving end of the motor is fixedly connected with a rotating shaft extending out of the reaction cavity; the titration mechanism comprises a liquid storage tank and a liquid outlet pipe communicated with the liquid storage tank, and a suction pump and a flowmeter are arranged on the liquid outlet pipe; the outlet of the liquid outlet pipe is positioned right above the reaction cavity.
Wherein, the drain pipe comprises an L-shaped hard conduit and a soft conduit which are communicated with each other.
The titration mechanism is fixed on the control console through the support column, and two ends of the support column are respectively fixedly connected with the control console and the liquid storage box through an internal thread and an external thread, so that the titration mechanism is convenient to disassemble.
The control cabinet is provided with an annular fixed base, and the reaction cavity is embedded into the annular fixed base, so that the control cabinet is convenient to disassemble and take.
The control console further comprises a control module, the control module comprises a control chip, and an acquisition module, a display module and a driving module which are respectively connected with the control chip, the control module is connected with a display screen on the control console through the display module, the control module is connected with the flow meter through the acquisition module, and the control module is connected with the motor and the suction pump through the driving module.
Has the advantages that: the utility model can quickly measure the MB value of the machine-made sand, thereby judging whether the quality of the machine-made sand can meet the production of the premixed concrete; the utility model discloses testing arrangement has simple structure, convenient operation and short-term test's advantage, can effectively improve test efficiency and accuracy.
Drawings
FIG. 1 is a schematic structural diagram of the testing device of the present invention;
FIG. 2 is a schematic structural diagram of a console;
FIG. 3 is a schematic structural view of a reaction chamber.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 3, the device for detecting the MB value of machine-made sand of the present invention comprises a console 1 and a reaction chamber 2 disposed on the console 1; the top of the reaction cavity 2 is opened, the reaction cavity 2 is a metal cylindrical container 15, and the reaction cavity 2 further comprises a metal base 16 and a handle 17; a stirring blade 19 is arranged in the reaction cavity 2, a rotating shaft 18 of the stirring blade 19 is rotatably connected with the cavity bottom plate through a bearing, and the joint of the rotating bearing 18 and the metal base 16 is subjected to waterproof treatment by adopting a sealing rubber ring; a motor 11 is arranged in the console 1, and a driving end 13 of the motor 11 is fixedly connected with a rotating shaft 18 extending out of the reaction cavity 2; the utility model discloses detection device of mechanism sand MB value still includes titration outfit, titration outfit includes liquid reserve tank 5 and the drain pipe that communicates with liquid reserve tank 5, and the liquid reserve tank 5 is equipped with valve 21 with the drain pipe junction, and the drain pipe includes L type stereoplasm pipe 8 and soft pipe 7 that communicate each other, is equipped with suction pump 4 on the L type stereoplasm pipe 8, and the junction of L type stereoplasm pipe 8 and soft pipe 7 is equipped with flowmeter 3; the liquid outlet of the soft conduit 7 is positioned right above the reaction chamber 2.
Titration mechanism passes through support column 6 to be fixed on control cabinet 1, and support column 6 both ends are respectively through inside and outside threaded connection mode and control cabinet 1 and 5 fixed connection of liquid reserve tank, convenient to detach. Be equipped with annular unable adjustment base 12 on the control cabinet 1, during reaction chamber 2 embedding annular unable adjustment base 12, be convenient for dismantle reaction chamber 2 from control cabinet 1.
The control console 1 further comprises a control module, the control module comprises a control chip, and an acquisition module, a display module and a driving module which are respectively connected with the control chip, the control module is connected with a display screen 10 on the control console 1 through the display module, the control module is connected with the flowmeter 3 through the acquisition module, and the control module is connected with the valve 21, the motor 11 and the suction pump 4 through the driving module.
The utility model discloses mechanism sand MB value testing arrangement use:
(1) adding 200g of sand to be detected and 500mL of distilled water into a metal cylindrical container 15, and adding a proper amount of prepared methylene blue solution into a liquid storage tank 5;
(2) starting a power switch 9 of a control console, starting a motor 11 to rotate, setting the stirring rotating speed to be 600r/min, setting the stirring time to be 5min, setting the stirring rotating speed to be 400r/min after suspension is formed, and keeping the constant rotating speed of 400 r/min;
(3) opening a valve 21 of the liquid storage tank, opening a suction pump 4, and setting that 5mL of methylene blue solution is added into the metal cylindrical container 15 each time;
(4) measuring the addition amount of the methylene blue solution by using a flowmeter 3, adding 5mL of methylene blue solution every time, stirring at 400r/min for 1min, dipping the suspension liquid by using a glass rod, dripping the suspension liquid on filter paper, and observing whether color halo exists around the precipitate or not; adding 5mL of methylene blue solution once every 3 min;
(5) if no color halo appears, repeating the operation step (4) until light blue color halo with the width of 1mm appears around the precipitate on the filter paper; if the color halo appears and does not disappear after more than 3min, recording the total volume of the added methylene blue solution, and carrying out conversion on the MB value of the methylene blue; and if the color halo does not disappear in 3min, continuously adding 5mL of methylene blue solution until the color halo appears and the color halo does not disappear in more than 3min, obtaining the metering number of the flowmeter 3 through the display screen 10, and performing the MB value conversion of the methylene blue according to the total volume of the added methylene blue solution.
Claims (5)
1. The utility model provides a detection apparatus of mechanism sand MB value which characterized in that: comprises a control console (1) and a reaction cavity (2) arranged on the control console (1); the top of the reaction cavity (2) is opened, a stirring blade (19) is arranged in the reaction cavity (2), and a rotating shaft (18) of the stirring blade (19) is rotatably connected with a cavity bottom plate through a bearing; a motor (11) is arranged in the console (1), and the driving end of the motor (11) is fixedly connected with a rotating shaft (18) extending out of the reaction cavity (2); the titration mechanism comprises a liquid storage tank (5) and a liquid outlet pipe communicated with the liquid storage tank (5), and a suction pump (4) and a flow meter (3) are arranged on the liquid outlet pipe; the outlet of the liquid outlet pipe is positioned right above the reaction cavity (2).
2. The device for detecting the MB value of machine-made sand according to claim 1, wherein: the liquid outlet pipe comprises an L-shaped hard conduit (8) and a soft conduit (7) which are communicated with each other.
3. The device for detecting the MB value of machine-made sand according to claim 1, wherein: titration mechanism passes through support column (6) to be fixed on control cabinet (1), and support column (6) both ends are respectively through interior external screw thread connected mode and control cabinet (1) and liquid reserve tank (5) fixed connection.
4. The device for detecting the MB value of machine-made sand according to claim 1, wherein: an annular fixed base (12) is arranged on the console (1), and the reaction cavity (2) is embedded into the annular fixed base (12).
5. The device for detecting the MB value of machine-made sand according to claim 1, wherein: the control console (1) further comprises a control module, the control module comprises a control chip, and an acquisition module, a display module and a driving module which are respectively connected with the control chip, the control module is connected with a display screen (10) on the control console (1) through the display module, the control module is connected with the flowmeter (3) through the acquisition module, and the control module is connected with the motor (11) and the suction pump (4) through the driving module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220239027.6U CN217112099U (en) | 2022-01-28 | 2022-01-28 | Detection apparatus for mechanism sand MB value |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220239027.6U CN217112099U (en) | 2022-01-28 | 2022-01-28 | Detection apparatus for mechanism sand MB value |
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| CN217112099U true CN217112099U (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220239027.6U Active CN217112099U (en) | 2022-01-28 | 2022-01-28 | Detection apparatus for mechanism sand MB value |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117309825A (en) * | 2023-11-30 | 2023-12-29 | 四川蜀道建筑科技有限公司 | Light-transmitting device for detecting methylene blue MB value |
| CN118090719A (en) * | 2024-04-23 | 2024-05-28 | 四川省公路规划勘察设计研究院有限公司 | Methylene blue MBV value detection device |
-
2022
- 2022-01-28 CN CN202220239027.6U patent/CN217112099U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117309825A (en) * | 2023-11-30 | 2023-12-29 | 四川蜀道建筑科技有限公司 | Light-transmitting device for detecting methylene blue MB value |
| CN117309825B (en) * | 2023-11-30 | 2024-04-09 | 四川蜀道建筑科技有限公司 | Light-transmitting device for detecting methylene blue MB value |
| CN118090719A (en) * | 2024-04-23 | 2024-05-28 | 四川省公路规划勘察设计研究院有限公司 | Methylene blue MBV value detection device |
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