Microbial concrete test piece preparation device for laboratory

Abstract

The utility model provides a microorganism concrete test piece preparation device for laboratory, which comprises an experiment table, an air compressor, a water bucket and a stirring bucket are sequentially arranged on an experiment table platform, the air compressor is connected with the water bucket through an air supply pipe, and the water bucket is connected with the stirring bucket through a water supply pipe. Fixing grooves are formed in four stand columns of the experiment table, a movable transverse sliding rail is arranged on the fixing grooves, a pressing device is arranged in the center of the transverse sliding rail, gathering devices are hung at the two ends of the transverse sliding rail, the lower end of the experiment table is connected with a vibrating table, and a vibrating motor is arranged on the lower surface of the vibrating table; and shielding plates are installed on the periphery of the vibrating table, a rubber damping device is placed at the bottom of the vibrating table, and a dirt collecting box is arranged on one side of the vibrating table. The device is simple in structure and convenient to operate, and the preparation efficiency of the microbial concrete test piece can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of concrete material processing devices, in particular to a laboratory microbial concrete specimen preparation device. Background Art

[0002] In the process of testing the use of microbial concrete to repair concrete cracks, it is generally necessary to mix and vibrate the microbial concrete in the laboratory. In the test, it is usually necessary to first mix the concrete in a small concrete mixer and then pour the concrete on the vibrating table for vibrating. The operation process is complicated and requires manual pressure to control the mold on the vibrating table to cast the test piece. It is also difficult to clean the mixer later, which often wastes a lot of manpower.

[0003] Therefore, there is an urgent need for a laboratory microbial concrete specimen preparation device to solve the above problems. Summary of the invention

[0004] The purpose of the utility model is to overcome the above-mentioned shortcomings and provide a laboratory microbial concrete specimen preparation device to solve the problems raised in the background technology.

[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme: a laboratory microbial concrete specimen preparation device, comprising a laboratory table, an air compressor, a water bucket and a mixing bucket are arranged on the laboratory table platform in sequence, the air compressor is connected to the water bucket through an air supply pipe, the water bucket is connected to the mixing bucket through a water supply pipe, a fixing groove is arranged on four columns of the laboratory table, a movable transverse slide rail is arranged on the fixing groove, a pressing device is arranged in the middle of the transverse slide rail, a gatherer is hung at both ends of the transverse slide rail, the lower end of the laboratory table is connected to a vibrating table, a vibrating motor is arranged on the lower surface of the vibrating table, shielding plates are installed around the vibrating table, a rubber shock absorbing device is placed at the bottom of the vibrating table, and a dirt collecting box is arranged on one side of the vibrating table.

[0006] Preferably, a stirring rod is provided inside the stirring barrel, and the stirring rod is detachably installed in the stirring barrel. The bottom plate of the stirring barrel is a foldable circular plate, and a transverse hydraulic rod is provided on the lower surface of the foldable circular plate.

[0007] Preferably, a high-pressure nozzle is provided on the stirring rod, a stirring blade is provided at the suspended end of the stirring rod, and a motor is provided at the top of the stirring blade.

[0008] Preferably, rotatable shafts are provided at both ends of the shielding plates connected around the vibrating table.

[0009] Preferably, the pressing device is connected to the transverse slide rail via a telescopic rod, and a detachable mold is provided at the bottom end of the telescopic rod.

[0010] Preferably, the detachable mold has a plurality of different shapes that can be replaced.

[0011] Preferably, a motor is provided at the end of the gatherer.

[0012] The utility model has the following beneficial effects:

[0013] 1. The utility model can simply prepare microbial concrete specimens according to experimental requirements through a gathering device and a pressing device;

[0014] 2. The utility model can simply clean up the concrete waste residue on the device;

[0015] 3. The utility model has a simple structure, is easy to operate, and can greatly improve the preparation efficiency of microbial concrete specimens. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the mixing barrel of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the stirring rod of the utility model. DETAILED DESCRIPTION

[0019] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0020] See also Figures 1 to 3 A laboratory microbial concrete specimen preparation device comprises a laboratory table 4, on which an air compressor 1, a water bucket 2 and a mixing bucket 3 are arranged in sequence, the air compressor 1 is connected to the water bucket 2 through an air supply pipe 16, and the water bucket 2 is connected to the mixing bucket 3 through a water supply pipe 17, and a fixing groove 7 is arranged on the four columns of the laboratory table 4, and a movable transverse slide rail 9 is arranged on the fixing groove 7, a pressing device 10 is arranged in the middle of the transverse slide rail 9, and a gatherer 8 is hung at both ends of the transverse slide rail 23, and a vibrating table 14 is connected to the lower end of the laboratory table 4, and a vibrating motor 6 is arranged on the lower surface of the vibrating table 14, and shielding plates 15 are installed around the vibrating table 14, a rubber shock absorbing device 5 is placed at the bottom of the vibrating table 14, and a dirt collecting box 13 is arranged on one side of the vibrating table 14. The mixing bucket of the device can be used in conjunction with a water bucket and an air compressor to mix concrete very well, and the microbial concrete specimen can be replaced by a pressing device, and the concrete specimen can be well prepared by cooperating with a gathering device, and the device can easily clean up concrete waste after the test.

[0021] Preferably, a stirring rod 21 is provided inside the mixing barrel 3, and the stirring rod 21 is detachably installed inside the mixing barrel 3. The bottom plate of the mixing barrel 3 is a foldable circular plate 18, and a transverse hydraulic rod 19 is provided on the lower surface of the foldable circular plate 18. The opening and closing angle of the foldable circular plate is controlled by the hydraulic rod to control the amount of concrete material.

[0022] Preferably, a high-pressure nozzle 22 is provided on the stirring rod 21, a stirring blade 20 is provided at the suspended end of the stirring rod 21, and a motor 12 is provided at the top of the stirring blade 20 to stir the microbial concrete material.

[0023] Preferably, the two ends of the shielding plate 15 connected around the vibrating table 14 are provided with a rotatable shaft 11. It is convenient to clean the residual microbial concrete on the vibrating table after the experiment.

[0024] Preferably, the pressing device 10 is connected to the transverse slide rail 9 via a telescopic rod 10.1, and a detachable mold 10.2 is provided at the bottom end of the telescopic rod (10.1).

[0025] Preferably, the detachable mold 10.2 has a plurality of different shapes that can be replaced. The microbial concrete mixture on the vibrating table can be pressed into concrete specimens of different specifications or shapes according to actual needs.

[0026] Preferably, a motor 12 is provided at the end of the gatherer 8. The mixed materials are gathered under the pressing device by the gatherer, and the detachable mold is lowered to the vibrating table by the telescopic rod to press and shape the microbial concrete mixture on the vibrating table.

[0027] The working principle of this embodiment is as follows:

[0028] Before the test begins, the materials for the microbial concrete to be prepared are weighed and placed in a mixing bucket. Then, the air compressor is adjusted and the mixing water required for the test is introduced into the mixing rod in the mixing bucket according to the capacity scale on the bucket. The mixing water is evenly sprayed through the pressurized nozzle, and the microbial concrete materials are stirred through the stirring blades.

[0029] After the mixing is completed, the hydraulic rod at the lower end of the mixing barrel is operated to open the folding circular plate at the lower part of the mixing barrel to a certain angle, and the mixed microbial concrete material is placed on the vibrating table. The motor on the gatherer is turned on to move the gatherers on the two sides of the vibrating table toward the middle, and the material is gathered under the pressing device. A suitable specimen mold is connected to the lower end of the telescopic rod, and the telescopic rod is controlled by the built-in motor to move downward to press the concrete material to prepare the specimen;

[0030] After completing the specimen preparation, remove the stirring rod, control the air compressor, and use the water in the bucket to flush the inside of the stirring and mixing barrel, so that the sewage and concrete waste are flushed to the vibrating table surface and gathered in the middle of the vibrating table through the gatherer. Open the shielding plates around the vibrating table to drive the sewage and concrete waste into the sewage collection box.

[0031] The above embodiments are only preferred technical solutions of the present invention and should not be regarded as limitations of the present invention. The protection scope of the present invention shall be the technical solutions recorded in the claims, including equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. A laboratory microbial concrete specimen preparation device, comprising a laboratory table (4), characterized in that: An air compressor (1), a water bucket (2) and a mixing bucket (3) are sequentially arranged on the platform of the experimental table (4); the air compressor (1) is connected to the water bucket (2) via an air supply pipe (16); the water bucket (2) is connected to the mixing bucket (3) via a water supply pipe (17); fixed grooves (7) are arranged on the four uprights of the experimental table (4); a movable transverse slide rail (9) is arranged on the fixed groove (7); a pressing device (10) is arranged in the middle of the transverse slide rail (9); a gatherer (8) is suspended at both ends of the transverse slide rail (9); a vibrating table (14) is connected to the lower end of the experimental table (4); a vibrating motor (6) is arranged on the lower surface of the vibrating table (14); shielding plates (15) are installed around the vibrating table (14); a rubber shock-absorbing device (5) is placed at the bottom of the vibrating table (14); and a dirt collecting box (13) is arranged on one side of the vibrating table (14).

2. The laboratory microbial concrete specimen preparation device according to claim 1, characterized in that: A stirring rod (21) is provided inside the stirring barrel (3), and the stirring rod (21) is detachably mounted inside the stirring barrel (3). The bottom plate of the stirring barrel (3) is a foldable circular plate (18), and a transverse hydraulic rod (19) is provided on the lower surface of the foldable circular plate (18).

3. The laboratory microbial concrete specimen preparation device according to claim 2, characterized in that: A high-pressure nozzle (22) is provided on the stirring rod (21), a stirring blade (20) is provided at the suspended end of the stirring rod (21), and a motor (12) is provided at the top end of the stirring blade (20).

4. The laboratory microbial concrete specimen preparation device according to claim 1, characterized in that: Rotatable shafts (11) are provided at both ends of the shielding plates (15) connected around the vibrating platform (14).

5. The laboratory microbial concrete specimen preparation device according to claim 1, characterized in that: The pressing device (10) is connected to the transverse slide rail (9) via a telescopic rod (10.1), and a detachable mold (10.2) is provided at the bottom end of the telescopic rod (10.1).

6. The laboratory microbial concrete specimen preparation device according to claim 5, characterized in that: The detachable mold (10.2) has a plurality of different shapes that can be replaced.

7. The laboratory microbial concrete specimen preparation device according to claim 1, characterized in that: A motor (12) is provided at the end of the gatherer (8).

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