CN218985258U - Small-sized stirrer for preparing soil sample with specific water content - Google Patents

Abstract

The utility model discloses a small mixer for preparing soil samples with specific water content, which comprises a frame, a mixing drum, a mixing frame and a control box, wherein the mixing drum is arranged in the center of the frame, a mounting frame and a fixing frame are respectively arranged at the upper end and the middle part of the frame, a pressure sensor connected with the control box is arranged at the joint of the frame and the mounting frame, a feeding box is arranged on the upper surface of the mounting frame, a feeding pipe is arranged at the lower end of the feeding box, a first electromagnetic valve is arranged on the feeding pipe, a water inlet pipe is arranged at one side of the upper end of the frame, and a flowmeter and a second electromagnetic valve are arranged at the end of the water inlet pipe, so that the utility model has the beneficial effects that: the pressure sensor sends the detection value before and after the material is filled in the feeding box to the control box, the control box calculates the required water consumption, and when water injection is carried out subsequently, the accurate calculation is carried out through the flowmeter, so that the water content of the soil sample is accurately prepared, and the soil samples with different water contents can be prepared.

Description

Small-sized stirrer for preparing soil sample with specific water content

Technical Field

The utility model relates to the technical field of mixers, in particular to a small mixer for preparing soil samples with specific water content.

Background

Along with the economic development, geotechnical engineering disciplines are also vigorously developed. In geotechnical engineering, preparing soil samples with specific water content is an indispensable step in the experimental process, and as experiments progress, more and more soil samples are required to be prepared, and the artificial preparation of soil samples has affected the experimental process. Most of the stirrers in the current market are large in size, complex in structure and heavy in weight, and most of the stirrers cannot stir fine soil and cannot stir soil samples for experiments. Most of laboratory soil samples are prepared manually, and manual stirring is always accompanied by large errors, so that even the same person can hardly prepare soil samples with the same water content. The water content of the prepared soil sample is seriously influenced by personal negligence and rough modes in the manual stirring process, and the soil sample is further formed into a bulk soil body due to non-uniform manual stirring, so that the evaporation of water in the soil body is difficult to control especially when the soil body is stirred in a non-sealed container, and the accuracy of the test is seriously influenced by the manual preparation of the soil sample by combining the factors.

Patent No. 201620068673.5 discloses a small-size mixer for preparing specific moisture content soil sample, relates to mixer technical field. The utility model comprises a stand with casters, a stirring cylinder, a motor and a humidifier are all arranged on the stand, two groups of bearing groups are arranged on the stand, the stirring cylinder is horizontally arranged on the bearing groups, the motor and the humidifier are arranged on the same side of the stirring cylinder, a circle of annular toothed belt is arranged on the outer wall of one end of the stirring cylinder adjacent to the motor, a gear meshed with the annular toothed belt is arranged at the shaft end of the motor, the motor can be started to drive the stirring cylinder to rotate around the horizontal shaft center of the stirring cylinder, and a spray head of the humidifier penetrates through a cylinder cover on one side of the stirring cylinder to extend into the stirring cylinder for spraying water into the stirring cylinder. The novel soil sample stirring device is simple in structure, convenient to clean, small in size, convenient to move, uniform in stirring, time-saving and labor-saving, and capable of improving the accuracy of preparing the soil sample and solving the defects in the prior art.

When the stirring machine is adopted for preparing soil samples, the following defects exist: the quantitative materials are required to be placed in the stirring cylinder, quantitative water is added subsequently, and finally stirring is carried out to finish the preparation of the soil sample, so that the efficiency of the whole preparation is greatly reduced.

Disclosure of Invention

The utility model aims to provide a small stirrer for preparing soil samples with specific water content, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a small-size mixer for preparing specific moisture content soil sample, includes the frame, sets up agitator, carriage and the control box in frame center department, upper end, the middle part of frame are provided with mounting bracket, mount respectively, the frame is provided with the pressure sensor who is connected with the control box in the junction with the mounting bracket, the upper surface of mounting bracket is provided with the feeding case, the lower extreme of feeding case is provided with the inlet pipe, first solenoid valve is installed to the inlet pipe, upper end one side of frame is provided with the inlet tube, flowmeter and second solenoid valve are installed to the end department of inlet tube, the upper end of agitator with the lower extreme fixed connection of mount, the discharging pipe is installed to the lower extreme of agitator, the carriage is provided with a plurality of, a plurality of the carriage all sets up the inside of agitator, and a plurality of the upper end of carriage passes through drive mechanism with the motor that sets up on the mount and is connected.

Preferably, the lower end of the feeding pipe extends to the inside of the stirring barrel, and the lower port of the water inlet pipe is flush with the lower surface of the fixing frame.

Preferably, the stirring frames are circumferentially distributed with the axis of the stirring barrel as the center, and are integrally arranged outside the feeding pipe.

Preferably, the transmission mechanism comprises a first gear arranged at the upper end of the stirring frame, a second gear arranged at the output shaft end of the motor and a toothed chain, wherein the first gear and the second gear are both positioned on the same horizontal plane, and the toothed chain is arranged at the outer sides of the first gear and the second gear.

Preferably, one end of the water inlet pipe, which is far away from the stirring barrel, is connected with a water storage tank through a water pump.

Preferably, a third electromagnetic valve connected with the control box is arranged at the lower end of the discharging pipe.

Compared with the prior art, the utility model has the beneficial effects that:

1. the feeding box is arranged on the upper surface of the mounting frame, the pressure sensor is arranged at the joint of the mounting frame and the frame, meanwhile, the flowmeter is arranged at the end of the water inlet pipe, and the pressure sensor and the flowmeter are connected with the control box, so that the pressure sensor sends detection values before and after the feeding box is filled with materials to the control box, the control box calculates the required water consumption, and when water is injected subsequently, the flowmeter is used for carrying out accurate calculation, so that the water content of the soil sample is accurately prepared, soil samples with different water contents can be prepared, and further, the water content of the soil sample can be improved according to requirements in the stirring process;

2. through setting up drive mechanism at the upper surface of mount, pass through drive mechanism with a plurality of stirring framves and motor and be connected to in the use, drive a plurality of stirring framves rotation simultaneously through the motor, great improvement the speed that the stirring was mixed, thereby improved the efficiency of soil sample preparation.

Drawings

FIG. 1 is a schematic overall structure of the present utility model;

fig. 2 is a schematic structural view of a transmission mechanism of the present utility model.

In the figure: 1. a frame; 2. a stirring barrel; 3. a stirring rack; 4. a control box; 5. a mounting frame; 6. a fixing frame; 7. a pressure sensor; 8. a feed box; 9. a feed pipe; 10. a first electromagnetic valve; 11. a water inlet pipe; 12. a flow meter; 13. a second electromagnetic valve; 14. a discharge pipe; 15. a motor; 16. a first gear; 17. a second gear; 18. a toothed chain; 19. and a third solenoid valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a small-size mixer for preparing specific moisture content soil sample, includes frame 1, agitator 2, agitator frame 3 and the control box 4 of setting in frame 1 center department, the upper end, the middle part of frame 1 are provided with mounting bracket 5, mount 6 respectively, frame 1 is provided with the pressure sensor 7 who is connected with control box 4 in the junction with mounting bracket 5, the upper surface of mounting bracket 5 is provided with feeding case 8, the lower extreme of feeding case 8 is provided with inlet pipe 9, first solenoid valve 10 is installed to inlet pipe 9, upper end one side of frame 1 is provided with inlet tube 11, flowmeter 12 and second solenoid valve 13 are installed to the end department of inlet tube 11, the upper end of agitator 2 with the lower extreme fixed connection of mount 6, the discharging pipe 14 is installed to the lower extreme of agitator frame 2, agitator frame 3 is provided with a plurality of agitator frame 3 all sets up the inside of agitator frame 2, and a plurality of agitator frame 3's upper end passes through drive mechanism with the motor 15 that sets up on mount 6 and is connected.

The lower end of the feeding pipe 9 extends to the inside of the stirring barrel 2, and the lower port of the water inlet pipe 11 is flush with the lower surface of the fixing frame 6.

The stirring frames 3 are circumferentially distributed with the axis of the stirring barrel 2 as the center, and are integrally arranged outside the feeding pipe 9.

The transmission mechanism comprises a first gear 16 arranged at the upper end of the stirring frame 3, a second gear 17 arranged at the output shaft end of the motor 15 and a toothed chain 18, wherein the first gear 16 and the second gear 17 are all positioned on the same horizontal plane, and the toothed chain 18 is arranged outside the first gear 16 and the second gear 17.

One end of the water inlet pipe 11 far away from the stirring barrel 2 is connected with a water storage tank through a water pump.

The lower end of the discharging pipe 14 is provided with a third electromagnetic valve 19 connected with the control box 4.

Specifically, when the utility model is used, the steps are as follows:

1. closing the first electromagnetic valve 10, the second electromagnetic valve 13 and the third electromagnetic valve 19 through the control box 4, and recording the detection value of the pressure sensor 7 in the initial state;

2. placing a material for preparing a soil sample in a feeding box 8, recording the values of the pressure sensors 7 at the moment, opening a first electromagnetic valve 10 to enable the material to enter the interior of the stirring barrel 2 through a feeding pipe 9, calculating the weight of the material according to the difference value of the detection values of the two pressure sensors 7 by the control box 4, and calculating the weight of water required according to the weight;

3. opening the second electromagnetic valve 13, conveying water to the interior of the stirring barrel 2, detecting water flow by the flowmeter 12 at the same time, and closing the second electromagnetic valve 13 until the water flow is the same as the calculated result;

4. starting a motor 15, driving the stirring frame 3 to rotate through a toothed chain 18, a first gear 16 and a second gear 17, stirring and mixing materials and water, and completing the preparation of a soil sample;

5. the third solenoid valve 19 is opened to discharge the soil sample in the stirring vessel 2.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown 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 principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a small-size mixer for preparing specific moisture content soil sample, its characterized in that includes frame (1), agitator (2), stirring frame (3) and control box (4) of setting in frame (1) center department, the upper end, the middle part of frame (1) are provided with mounting bracket (5), mount (6) respectively, frame (1) be provided with in the junction with mounting bracket (5) with control box (4) pressure sensor (7) be connected, the upper surface of mounting bracket (5) is provided with feeding box (8), the lower extreme of feeding box (8) is provided with inlet pipe (9), first solenoid valve (10) are installed to inlet pipe (9), upper end one side of frame (1) is provided with inlet tube (11), flowmeter (12) and second solenoid valve (13) are installed to the end department of inlet tube (11), the upper end of agitator (2) with the lower extreme fixed connection of mount (6), discharging pipe (14) are installed to the lower extreme of agitator (2), agitator (3) are provided with a plurality of frames (3) are in inside agitator (2), and the upper ends of the stirring frames (3) are connected with a motor (15) arranged on the fixing frame (6) through a transmission mechanism.

2. A mini-mixer for preparing soil samples of a specific moisture content as claimed in claim 1, wherein: the lower end of the feeding pipe (9) extends to the inside of the stirring barrel (2), and the lower port of the water inlet pipe (11) is flush with the lower surface of the fixing frame (6).

3. A mini-mixer for preparing soil samples of a specific moisture content as claimed in claim 1, wherein: the stirring frames (3) are circumferentially distributed by taking the axis of the stirring barrel (2) as the center, and are integrally arranged outside the feeding pipe (9).

4. A mini-mixer for preparing soil samples of a specific moisture content as claimed in claim 1, wherein: the transmission mechanism comprises a first gear (16) arranged at the upper end of the stirring frame (3), a second gear (17) arranged at the output shaft end of the motor (15) and a toothed chain (18), wherein the first gear (16) and the second gear (17) are all positioned on the same horizontal plane, and the toothed chain (18) is arranged on the outer sides of the first gear (16) and the second gear (17).

5. A mini-mixer for preparing soil samples of a specific moisture content as claimed in claim 1, wherein: one end of the water inlet pipe (11) far away from the stirring barrel (2) is connected with a water storage tank through a water pump.

6. A mini-mixer for preparing soil samples of a specific moisture content as claimed in claim 1, wherein: the lower end of the discharging pipe (14) is provided with a third electromagnetic valve (19) connected with the control box (4).

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