Movable densimeter-method suspension stirring device for particle analysis test

Abstract

The utility model relates to the technical field of geotechnical test particle analysis test, and discloses a movable densimeter method suspension stirring device for particle analysis test, which comprises two rails, sliding chutes are arranged on adjacent sides of the two rails, a plurality of connecting plates are fixedly connected between the bottoms of the two rails, and the connecting plates are connected with the sliding chutes. A rack is fixedly connected to the top of the connecting plate, a controller is arranged between the tops of the two rails, a connecting frame is fixedly connected to the bottom of the controller, a rotating shaft penetrates through and is rotationally connected to the interior of the connecting frame, a gear is fixedly connected to the outer ring of the rotating shaft, and two rotating columns are fixedly connected to the two sides of the connecting frame correspondingly; the outward end of the rotating column is rotationally connected with a roller, and the left side of the front end of the controller is fixedly connected with a timer. According to the utility model, the gear is driven by the first motor to rotate and is matched with the rack, so that the controller can move along the track, and the device can move back and forth on the track to reach a proper stirring position.

Description

TECHNICAL FIELD

[0001] The utility model relates to geotechnical test particle analysis test technical field, concretely is a movable particle analysis test density meter method suspension stirring device. BACKGROUND

[0002] The particle analysis test determines the percentage of various particle groups in the total mass of dry soil, which helps to understand the particle size distribution, and is used for soil classification, approximate determination of soil engineering properties, and selection of building materials. Therefore, the particle analysis test is one of the most important test items in geotechnical testing. In particular, in water conservancy engineering, each soil sample needs to be subjected to particle analysis test, and the number of test samples is dozens to hundreds. The particle analysis test has many operation steps, takes a long time, and requires more test personnel. Moreover, the test operation and data collection have not been automated. In particular, the labor intensity of the test personnel is high during the stirring process.

[0003] The current stirrer is a manual device. During the test, the stirring rod is manually stirred up and down 30 times within one minute. The stirring labor intensity is very high, and one person can only operate one stirring rod. The maximum number of tests that can be performed by one person per day is 25-30. The test efficiency is low, and the test results are easily affected by human factors. The problems are as follows: 1. According to the requirements of (GB / T50123-2019) "Standard for Soil Test Methods", the stirring time is 1 minute, but it is difficult to accurately control the time during manual stirring; 2. The non-uniformity of the stirring distance and frequency during manual stirring can cause uneven stirring of the solution; 3. During manual stirring, excessive force is applied, which often causes the suspension in the graduated cylinder to splash out or mix with air to generate bubbles, affecting the test reading; 4. During manual stirring, the movement of the stirring rod is too large, which can cause the graduated cylinder to shake, affecting the test reading.

[0004] In view of the above problems, a movable particle analysis test density meter method suspension stirring device is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a movable particle analysis test density meter method suspension stirring device, which solves the problems of difficulty in accurately controlling the time during manual stirring, non-uniformity of the stirring distance and frequency, uneven stirring of the solution, excessive force during manual stirring, splashing of the suspension in the graduated cylinder or mixing with air to generate bubbles, affecting the test reading, and movement of the stirring rod being too large, causing the graduated cylinder to shake and affecting the test reading.

[0006] To achieve the above object, the utility model provides following technical scheme: a movable particle analysis test densimeter method suspension stirring device, including track, two adjacent sides of track are all provided with sliding slot, a plurality of connecting plates are fixedly connected between the bottom of two tracks, the connecting plate top is fixedly connected with rack, the controller is provided between two track top, the controller bottom is fixedly connected with connecting frame, the connecting frame is penetrated and is rotatably connected with the pivot, the pivot outer ring is fixedly connected with gear, two rotating columns are fixedly connected on both sides of the connecting frame, the rotating column outward one end is rotatably connected with the gyro wheel, the controller front end left side is fixedly connected with the chronograph, the controller top left side is provided with display screen, the controller top right side is connected with lifting assembly, the lifting assembly top is connected with connecting column, the connecting column right side is provided with installation slot, the installation slot is provided with dismounting column, the connecting column and dismounting column bottom all are provided with clamping groove, the clamping groove all is provided with clamping seat, the clamping seat bottom is fixedly connected with second motor, the second motor output is fixedly connected with the rotating lever, the rotating lever bottom is fixedly connected with stirring vane, the connecting column front end left side is fixedly connected with displacement sensor, the track right side is fixedly connected with platform, the platform top is provided with measuring cylinder, the controller front end right side is fixedly connected with position sensor.

[0007] Through adopting the above technical scheme, the first motor drives the gear to rotate, cooperates with the rack to make the controller move along the track, so that the device can move forward and backward on the track to reach the appropriate stirring position.

[0008] As further description of the above technical scheme: the lifting assembly includes a fixed cylinder, the fixed cylinder is fixedly connected with the controller at the bottom, the fixed cylinder is fixedly connected with an electric push rod inside, the electric push rod is fixedly connected with a lifting column at the output end, and the lifting column is fixedly connected with the connecting column at the top.

[0009] Through adopting the above technical scheme, the connecting column and the dismounting column can be lifted by the lifting assembly, so as to adjust the height of the rotating lever.

[0010] As further description of the above technical scheme: a plurality of screws are penetrated and arranged on the outside of the connecting column.

[0011] Through adopting the above technical scheme, the screws can be screwed into the clamping seat and the dismounting column respectively through the connecting column, which facilitates the dismounting of the clamping seat and the dismounting column.

[0012] As further description of the above technical scheme: the gear is arranged above the rack, and the gear is engaged with the rack.

[0013] Through adopting the above technical scheme, the gear can move along the rack, which plays a role in transmission.

[0014] As a further description of the above technical solution: the roller is arranged in the chute.

[0015] By adopting the above technical solution, the roller can roll in the chute.

[0016] As a further description of the above technical solution: the stirring blade is externally fixedly connected with a temperature sensor.

[0017] By adopting the above technical solution, the temperature of the suspension in the measuring cylinder can be measured by the temperature sensor.

[0018] As a further description of the above technical solution: the right side of the connecting frame is fixedly connected with a first motor, and the output end of the first motor is fixedly connected with the rotating shaft.

[0019] By adopting the above technical solution, the rotating shaft can be driven to rotate by the first motor.

[0020] Compared with the prior art, the utility model has the advantages that:

[0021] 1. The movable granular analysis test density meter method suspension stirring device provided by the utility model first cooperates the track, the chute, the connecting plate, the rack, the controller, the connecting frame, the rotating shaft, the first motor and the gear to work, drives the gear to rotate through the first motor, cooperates the rack to make the controller move along the track, and the front and back movement of the device on the track can be realized to reach the appropriate stirring position.

[0022] 2. The movable granular analysis test density meter method suspension stirring device provided by the utility model cooperates the second motor, the rotating rod, the stirring blade, the lifting assembly, the timer and the displacement sensor to work, drives the connecting column and the dismounting column to lift through the lifting assembly, the height of the rotating rod is adjusted, the stirring blade can be stirred in the suspension of the appropriate depth, the timer is started at the same time, according to the soil test method standard, the suspension in the measuring cylinder is stirred up and down along the whole suspension depth for about 1 min, reciprocates about 30 times, the soil particles in the suspension are uniformly distributed. The controller timer part issues a bee sound prompt sound in advance for 3 seconds, reminds the test personnel that the stirring is about to end. The controller screen displays the temperature of the suspension in the group of measuring cylinders, and the practicality is stronger. DETAILED DESCRIPTION

[0023] Figure 1 It is the whole structure schematic view of the utility model;

[0024] Figure 2 It is the controller structure schematic view of the utility model;

[0025] Figure 3 It is the lifting assembly structure sectional view of the utility model.

[0026] In the figure: 1, track; 2, chute; 3, connecting plate; 4, rack; 5, controller; 6, connecting frame; 7, rotating shaft; 8, first motor; 9, gear; 10, rotating column; 11, roller; 12, timer; 13, display screen; 14, fixed cylinder; 15, electric push rod; 16, lifting column; 17, connecting column; 18, mounting groove; 19, dismounting column; 20, clamping groove; 21, clamping seat; 22, second motor; 23, screw; 24, rotating rod; 25, stirring blade; 26, temperature sensor; 27, displacement sensor; 28, platform; 29, measuring cylinder; 30, position sensor. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0028] In order to further understand the content of the present application, the present application will be described in detail with reference to the drawings.

[0029] Reference Figure 1 , Figure 2 and Figure 3The utility model discloses a movable granule analysis test densimeter method suspension liquid stirring device, including track 1, two track 1 adjacent one side all are seted up with the sliding slot 2, and the sliding slot 2 plays the role of guiding and limiting, and the bottom between two track 1 is fixedly connected with a plurality of connecting plate 3, and connecting plate 3 is convenient for installing rack 4, and the top of connecting plate 3 is fixedly connected with rack 4, and the top between two track 1 is provided with controller 5, and it is equipped with operating button, display screen 13, communication interface etc., and it is convenient for operating personnel to carry out parameter setting and state monitoring, and the bottom of controller 5 is fixedly connected with connecting frame 6, and connecting frame 6 is convenient for installing gear 9, and the inside of connecting frame 6 is penetrated and rotationally connected with the shaft 7, and the outer ring of the shaft 7 is fixedly connected with gear 9, and the both sides of connecting frame 6 are fixedly connected with two rotating columns 10, and the outward one end of rotating column 10 is rotationally connected with the gyro wheel 11, and the gyro wheel 11 can be connected through rotating column 10, and the left side of the front end of controller 5 is fixedly connected with timer 12, and timer 12 selects the chip with high-precision timing function, and controller 5 provides time counting function. The left side of the top of controller 5 is provided with display screen 13, and the data can be directly observed through display screen 13, and the top of controller 5 is connected with lifting assembly, and the top of lifting assembly is connected with connecting column 17, and connecting column 17 plays the role of support, and the right side of connecting column 17 is seted up with installation groove 18, and the installation groove 18 is convenient for installing dismounting column 19, and dismounting column 19 is arranged in installation groove 18, and another rotating rod 24 can be installed through dismounting column 19, and the bottom of connecting column 17 and dismounting column 19 all are seted up with clamping groove 20, and the clamping groove 20 is convenient for installing clamping seat 21, and the both sides of two clamping groove 20 all are provided with clamping seat 21, and the bottom of clamping seat 21 is fixedly connected with second motor 22, and the output end of second motor 22 is fixedly connected with rotating rod 24, and the rotating rod 24 can be driven to rotate through second motor 22, and the bottom of rotating rod 24 is fixedly connected with stirring blade 25, and the stirring blade 25 is seted up with the uniformly distributed through -hole (not marked in the drawing), and the left side of the front end of connecting column 17 is fixedly connected with displacement sensor 27, and the up-down position of connecting column 17 is monitored in real time, and the right side of track 1 is fixedly connected with platform 28, and platform 28 is the uniformly distributed multiple platform 28, and every platform 28 is convenient for supporting measuring cylinder 29, and the top of platform 28 is provided with measuring cylinder 29, and the suspension liquid can be contained through measuring cylinder 29, and the right side of the front end of controller 5 is fixedly connected with position sensor 30, and is used for detecting the position of controller 5 on the track.

[0030] Refer to Figure 3 , and the lifting assembly includes fixed cylinder 14, and the bottom of fixed cylinder 14 is fixedly connected with controller 5, and the inside of fixed cylinder 14 is fixedly connected with electric push rod 15, and the output end of electric push rod 15 is fixedly connected with lifting column 16, and the top of lifting column 16 is fixedly connected with connecting column 17, and the connecting column 17 and dismounting column 19 can be driven to lift through lifting assembly, and the height of rotating rod 24 is adjusted.

[0031] Refer toFigure 1 、 Figure 2 and Figure 3 A plurality of screws 23 are arranged outside the connecting column 17 and penetrate the connecting column 17, and the screws 23 are screwed into the card seat 21 and the dismounting column 19, respectively, so that the card seat 21 and the dismounting column 19 can be conveniently dismounted. The gear 9 is arranged above the rack 4 and is in meshing connection with the rack 4, thereby playing a transmission role and facilitating the movement of the gear 9 along the rack 4. The roller 11 is arranged in the sliding groove 2 and can roll in the sliding groove 2. The temperature sensor 26 is fixedly connected to the outside of the stirring blade 25, and the temperature of the suspension in the measuring cylinder 29 can be measured by the temperature sensor 26. The first motor 8 is fixedly connected to the right side of the connecting frame 6, and the output end of the first motor 8 is fixedly connected to the rotating shaft 7, so that the rotating shaft 7 can be driven to rotate by the first motor 8.

[0032] Working principle: At the beginning of the test, the measuring cylinders 29 are placed on the platform 28 in order according to the numbers. The electric push rod 15 is started to drive the lifting column 16 to lift, thereby driving the connecting column 17 and the rotating rod 24 and the stirring blade 25 below to lift, the rotating rod 24 is lifted to above the measuring cylinder 29, and at the same time, the timer 12 is started. According to the “Standard for Soil Test Method”, the suspension in the measuring cylinder 29 is stirred up and down along the entire suspension depth for about 1 min, reciprocating about 30 times, so that the soil particles in the suspension are uniformly distributed. The lifting height of the rotating rod 24 is controlled to be not more than the suspension surface, so as to prevent the suspension from spilling out of the measuring cylinder 29. When the 1 min stirring is about to be completed, the controller 5 emits a beeping prompt sound 3 seconds in advance, reminding the test personnel that the stirring is about to end. At the same time, the display screen 13 of the controller 5 displays the temperature of the suspension in the measuring cylinder 29 through the temperature sensor 26. The test personnel records in time. After the stirring is completed, the rotating rod 24 is automatically lifted to about 5-8 cm above the measuring cylinder 29 by the lifting assembly, then the first motor 8 is started to drive the gear 9 to rotate through the rotating shaft 7, and the gear 9 is in meshing connection with the rack 4, thereby driving the connecting frame 6 and the controller 5 and other components fixed to the connecting frame 6 to move on the two tracks 1. The rollers 11 on the rotating columns 10 at both sides of the connecting frame 6 roll in the sliding grooves 2 of the tracks 1, thereby playing a supporting and guiding role and ensuring the stable movement of the device. The forward and reverse rotation and the rotating speed of the first motor 8 are controlled by the controller 5, so that the forward and backward movement of the device on the tracks 1 and the adjustment of the movement speed can be realized, the automatic movement along the tracks to the next group of measuring cylinders 29 is realized, the process is completed within 3-5 s, the timing does not terminate, and the continuous timing is realized, and the next group of stirring is started. At the same time, the test personnel places the densimeter (not marked in the figure) into the first group of measuring cylinders 29 to measure the suspension reading. After the stirring of all the suspensions is completed, the rotating rod 24 and the stirring blade 25 are lifted to above the measuring cylinder 29, and the power is turned off.

[0033] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0034] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A movable particle analysis test density meter method suspension stirring device, comprising a track (1), characterized in that: Each of the two tracks (1) has a groove (2) on one side of each adjacent track. Multiple connecting plates (3) are fixedly connected between the bottoms of the two tracks (1). A rack (4) is fixedly connected to the top of each connecting plate (3). A controller (5) is located between the tops of the two tracks (1). A connecting frame (6) is fixedly connected to the bottom of the controller (5). A rotating shaft (7) is rotatably connected through the connecting frame (6). A gear (9) is fixedly connected to the outer ring of the rotating shaft (7). Two rotating columns (10) are fixedly connected to both sides of the connecting frame (6). A roller (11) is rotatably connected to one end of each rotating column (10). A timer (12) is fixedly connected to the left front end of the controller (5). A display screen (13) is located on the left top of the controller (5). A lifting assembly is connected to the right top of the controller (5). The top of the lowering component is connected to a connecting column (17), and the right side of the connecting column (17) is provided with an installation groove (18). The installation groove (18) is provided with a disassembly column (19). The bottom of the connecting column (17) and the disassembly column (19) are both provided with slots (20). The two slots (20) are both provided with slot seats (21). The bottom of the slot seat (21) is fixedly connected to a second motor (22). The output end of the second motor (22) is fixedly connected to a rotating rod (24). The bottom of the rotating rod (24) is fixedly connected to a stirring blade (25). The left side of the front end of the connecting column (17) is fixedly connected to a displacement sensor (27). The right side of the track (1) is fixedly connected to a platform (28). The top of the platform (28) is provided with a measuring cylinder (29). The right side of the front end of the controller (5) is fixedly connected to a position sensor (30).

2. The portable particle analysis test density meter method suspension stirring device according to claim 1, characterized in that: The lifting assembly includes a fixed cylinder (14), the bottom of which is fixedly connected to a controller (5), an electric push rod (15) is fixedly connected inside the fixed cylinder (14), a lifting column (16) is fixedly connected to the output end of the electric push rod (15), and the top of the lifting column (16) is fixedly connected to a connecting column (17).

3. The portable particle analysis test density meter method suspension stirring device according to claim 1, characterized in that: Multiple screws (23) are provided through the outside of the connecting post (17).

4. The portable particle analysis test density meter method suspension stirring device according to claim 1, characterized in that: The gear (9) is positioned above the rack (4) and is meshed with the rack (4).

5. The portable particle analysis test density meter method suspension stirring device according to claim 1, characterized in that: The roller (11) is disposed in the groove (2).

6. The portable particle analysis test density meter method suspension stirring device according to claim 1, characterized in that: A temperature sensor (26) is fixedly connected to the outside of the stirring blade (25).

7. The portable particle analysis test density meter method suspension stirring device according to claim 1, characterized in that: The first motor (8) is fixedly connected to the right side of the connecting frame (6), and the output end of the first motor (8) is fixedly connected to the rotating shaft (7).

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