Device for testing water absorption rate of low-carbon composite cementing material

Abstract

The utility model relates to the technical field of low-carbon composite cementing materials, in particular to a low-carbon composite cementing material water absorption testing device which comprises a testing box body, a sample clamping and conveying module is movably arranged in the testing box body, and the sample clamping and conveying module comprises a first supporting flat plate. A first height adjusting air cylinder and a second height adjusting air cylinder are vertically and downwards arranged on the first supporting flat plate, and the first height adjusting air cylinder and the second height adjusting air cylinder are symmetrically arranged. A first clamping supporting plate is fixed to a piston rod of the first height adjusting air cylinder, a plurality of first clamping air cylinders are vertically and downwards arranged on the first clamping supporting plate, and a first clamping net plate is fixed to piston rods of the first clamping air cylinders. The device for testing the water absorption rate of the low-carbon composite cementing material is simple to operate and can be used for rapidly testing the water absorption rate of the low-carbon composite cementing material.

Description

TECHNICAL FIELD

[0001] The utility model relates to low carbon composite cementitious material technical field, especially in low carbon composite cementitious material water absorption testing arrangement. BACKGROUND

[0002] Low carbon cementitious material is a kind of low energy consumption, environment-friendly building material, can replace traditional portland cement. It uses industrial solid waste as raw material, such as tailings, slag, steel slag, desulfurization gypsum, fly ash, etc., after specific process treatment, it has excellent mechanical properties and durability, such as silica-alumina low carbon composite cementitious material.

[0003] Low carbon cementitious material water absorption test can help understand its behavior in water environment, which is crucial for evaluating its strength, durability and other properties, the water absorption testing device of existing low carbon cementitious material needs to immerse test block completely in water, and is supported by steel bar, its operation is more cumbersome. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of low carbon composite cementitious material water absorption testing arrangement, it is simple to operate, can quickly realize the test to low carbon composite cementitious material water absorption.

[0005] To achieve the above object, the technical scheme of the utility model is as follows:

[0006] A kind of low carbon composite cementitious material water absorption testing arrangement, including test box body, sample clamping conveying module is movably arranged in the test box body, the sample clamping conveying module includes first support flat plate, first height adjustment cylinder is vertically downwards on the first support flat plate and second height adjustment cylinder is symmetrically arranged with first height adjustment cylinder;

[0007] First clamping support plate is fixed on the piston rod of the first height adjustment cylinder, a plurality of first clamping cylinders are vertically downwards on the first clamping support plate, first clamping net plate is fixed on the piston rod of the first clamping cylinder, first tension sensor is arranged at the connecting portion of the first height adjustment cylinder and first clamping support plate.

[0008] Second clamping support plate is fixed on the piston rod of the second height adjustment cylinder, a plurality of second clamping cylinders are vertically downwards on the second clamping support plate, second clamping net plate is fixed on the piston rod of the second clamping cylinder, second tension sensor is arranged at the connecting portion of the second height adjustment cylinder and second clamping support plate.

[0009] As an improvement: the rear side of the test box is horizontally provided with a first telescopic cylinder and a second telescopic cylinder, the piston rod of the first telescopic cylinder is fixedly connected with a first support flat plate, and the piston rod of the second telescopic cylinder is fixedly connected with a second support flat plate.

[0010] As an improvement: a baffle is arranged in the test box, and a water storage tank can be formed between the baffle and the test box.

[0011] As an improvement: a plurality of heating plates are arranged on the inner wall of the bottom of the test box, a liquid level sensor is further arranged on the inner wall of the bottom of the test box, a drain pipe is arranged on the rear side of the test box, and an electric valve is arranged on the drain pipe.

[0012] As an improvement: a stirring motor is vertically arranged on the bottom of the test box, and a plurality of stirring blades are arranged on the rotor of the stirring motor.

[0013] In summary, the utility model has the following beneficial effects:

[0014] 1. Open the box door, and place the two dried test blocks on the first clamping net plate and the second clamping net plate, respectively, and weigh the test blocks by the first tension sensor and the second tension sensor, and the first clamping cylinder and the second clamping cylinder act upward to clamp the test blocks between the first clamping support plate and the first clamping net plate and between the second clamping support plate and the second clamping net plate, and then the first telescopic cylinder and the second telescopic cylinder move the test blocks into the test box, and the first height adjusting cylinder and the second height adjusting cylinder act downward to immerse the test blocks below the water surface at the bottom of the box, and the box door is closed, the water temperature is kept constant, and after a period of time, the first height adjusting cylinder and the second height adjusting cylinder act upward, and the first clamping cylinder and the second clamping cylinder act upward to release the clamping of the test blocks, and when the surface moisture of the test blocks is drained, the test blocks are weighed by the first tension sensor and the second tension sensor, and the difference between the two values is the water absorption of the test blocks, and the water absorption of the low-carbon composite cementitious material can be quickly tested through the above operation.

[0015] 2. The stirring blades are driven to rotate by the stirring motor, so that the water body can be quickly heated, and the uniformity of the water body temperature can be maintained. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the utility embodiments, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description.

[0017] Figure 1 It is a whole structure diagram of the low-carbon composite cementitious material water absorption testing device Figure 1 ;

[0018] Figure 2 It is a kind of low carbon composite cementitious material water absorption testing device overall structure schematic Figure 2 ;

[0019] Figure 3 It is a kind of low carbon composite cementitious material water absorption testing device profile structure schematic view;

[0020] Wherein: 1, test box body;2, first support plate;3, first height adjusting cylinder;4, second height adjusting cylinder;5, first clamping support plate;6, second clamping support plate;7, first clamping cylinder;8, second clamping cylinder;9, first clamping net plate;10, second clamping net plate;11, first tension sensor;12, second tension sensor;13, first telescopic cylinder;14, second telescopic cylinder;15, baffle;16, heating plate;17, electric valve;18, drain pipe;19, stirring motor;20, stirring fan blade. DETAILED DESCRIPTION

[0021] The utility model will be further explained in detail in connection with the drawings.

[0022] Please refer to Figures 1-3 A kind of low carbon composite cementitious material water absorption testing device, including test box body 1, sample clamping conveying module is movably arranged in test box body 1, sample clamping conveying module includes first support plate 2, first height adjusting cylinder 3 and the second height adjusting cylinder 4 that are symmetrically arranged with first height adjusting cylinder 3 are vertically downwards arranged on first support plate 2;

[0023] First clamping support plate 5 is fixed on the piston rod of first height adjusting cylinder 3, a plurality of first clamping cylinders 7 are vertically downwards arranged on first clamping support plate 5, first clamping net plate 9 is fixed on the piston rod of first clamping cylinder 7, first tension sensor 11 is arranged at the connecting place of first height adjusting cylinder 3 and first clamping support plate 5;

[0024] Second clamping support plate 6 is fixed on the piston rod of second height adjusting cylinder 4, a plurality of second clamping cylinders 8 are vertically downwards arranged on second clamping support plate 6, second clamping net plate 10 is fixed on the piston rod of second clamping cylinder 8, second tension sensor 12 is arranged at the connecting place of second height adjusting cylinder 4 and second clamping support plate 6.

[0025] In the embodiment, the testing device can simultaneously realize the determination of two test blocks, and has higher determination efficiency.

[0026] The first telescopic cylinder 13 and the second telescopic cylinder 14 are horizontally arranged on the rear side of the test box 1, the piston rod of the first telescopic cylinder 13 is fixedly connected with the first support flat plate 2, and the piston rod of the second telescopic cylinder 14 is fixedly connected with the second support flat plate. In the embodiment, the test block can be transferred out of the test box 1 or moved into the test box 1 through the first telescopic cylinder 13 and the second telescopic cylinder 14.

[0027] A baffle 15 is arranged in the test box 1, and a water storage tank can be formed between the baffle 15 and the test box 1. During detection, a certain amount of clean water can be injected into the water storage tank, and the height of the added water can be detected by means of a liquid level sensor.

[0028] A plurality of heating plates 16 are arranged on the inner wall of the bottom of the test box 1, and a liquid level sensor is further arranged on the inner wall of the bottom of the test box 1. A drain pipe 18 is arranged on the rear side of the test box 1, and an electric valve 17 is arranged on the drain pipe 18. In the embodiment, the water body can be heated by the heating plates 16 to keep the water temperature constant. After detection is completed, the electric valve 17 can be opened to drain the water from the drain pipe 18.

[0029] A stirring motor 19 is vertically arranged on the bottom of the test box 1, and a plurality of stirring blades 20 are arranged on the rotor of the stirring motor 19. In the embodiment, during the test, the stirring blades 20 are driven to rotate by the stirring motor 19, so that the water body can be quickly heated, and the uniformity of the water body temperature can be maintained.

[0030] Working principle: open the box door, place the two dried test blocks on the first clamping net plate 9 and the second clamping net plate 10 respectively, weigh the test blocks by means of the first tension sensor 11 and the second tension sensor 12, act the first clamping cylinder 7 and the second clamping cylinder 8 upward to clamp the test blocks between the first clamping support plate 5 and the first clamping net plate 9 and between the second clamping support plate 6 and the second clamping net plate 10, then start the first telescopic cylinder 13 and the second telescopic cylinder 14 to move the test blocks into the test box 1, act the first height adjusting cylinder 3 and the second height adjusting cylinder 4 downward to immerse the test blocks below the water surface at the bottom of the box, close the box door, keep the water temperature constant, and continue for a period of time, then act the first height adjusting cylinder 3 and the second height adjusting cylinder 4 upward, act the first clamping cylinder 7 and the second clamping cylinder 8 upward to release the clamping of the test blocks, and then weigh the test blocks with drained surface water by means of the first tension sensor 11 and the second tension sensor 12. The difference between the two values is the water absorption of the test block.

[0031] After the test is completed, the box door is reopened, the first telescopic cylinder 13 and the second telescopic cylinder 14 are started to send the test blocks out of the test box 1, and then the electric valve 17 is started to drain the waste water from the drain pipe 18.

[0032] It should be noted that the above examples are only used to illustrate the technical solutions of the present application, but not to limit them. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the specific embodiments of the present application can be modified or some technical features can be replaced by equivalent ones without departing from the spirit of the present application. All of them should be covered in the technical solution range of the present application.

Claims

1. A device for testing water absorption of low carbon composite cementitious materials, characterized in that, Including test box, sample clamping conveying module is movably arranged in the test box, the sample clamping conveying module includes first support flat plate, first height adjusting cylinder and the second height adjusting cylinder that are symmetrically arranged with first height adjusting cylinder are vertically downwards arranged on the first support flat plate; First clamping support plate is fixed on the piston rod of the first height adjusting cylinder, a plurality of first clamping cylinders are vertically downwards arranged on the first clamping support plate, first clamping screen plate is fixed on the piston rod of the first clamping cylinder, first tension sensor is arranged at the connection of the first height adjusting cylinder and the first clamping support plate; Second clamping support plate is fixed on the piston rod of the second height adjusting cylinder, a plurality of second clamping cylinders are vertically downwards arranged on the second clamping support plate, second clamping screen plate is fixed on the piston rod of the second clamping cylinder, second tension sensor is arranged at the connection of the second height adjusting cylinder and the second clamping support plate.

2. The low-carbon composite cementitious material water absorption test device of claim 1, wherein, First telescopic cylinder and second telescopic cylinder are horizontally arranged on the rear side of the test box, the piston rod of the first telescopic cylinder is fixedly connected with the first support flat plate, and the piston rod of the second telescopic cylinder is fixedly connected with the second support flat plate.

3. The low-carbon composite cementitious material water absorption testing device of claim 1, wherein, A baffle is arranged in the test box, and a water storage tank can be formed between the baffle and the test box.

4. The low-carbon composite cementitious material water absorption testing device of claim 1, wherein, A plurality of heating plates are arranged on the inner wall of the bottom of the test box, a liquid level sensor is further arranged on the inner wall of the bottom of the test box, a drain pipe is arranged on the rear side of the test box, and an electric valve is arranged on the drain pipe.

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