Sampling device for building material detection

Abstract

The utility model discloses a sampling device for building material detection, which comprises an iron plate, a movable underframe and a cover plate, a first test mold, a second test mold and a third test mold are arranged on the iron plate, and each of the first test mold, the second test mold and the third test mold comprises a fixed mold plate and a movable mold plate; supporting legs and adjusting legs are arranged on the two sides of the upper end of the movable bottom frame correspondingly, a vibration motor is installed on the lower end face of the iron plate, a first electric cylinder is installed on the iron plate, one end of the first electric cylinder is connected with a driving plate, and a lettering plate is arranged on the cover plate. The vibration motor works to drive the whole device to vibrate, air in concrete is discharged under the action of vibration force, the tightness of a concrete sample is improved, manual insertion and tamping are replaced, time and labor are saved, and the sampling efficiency is improved; character information is automatically printed on the upper portion of the sample through the lettering plate, and manual writing is not needed; the fixed mold plate and the movable mold plate can be separated, and demolding is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of building material sampling, in particular to a sampling device for building material detection. Background Art

[0002] Building materials are a general term for materials used in civil engineering and construction. Building materials can be divided into structural materials, decorative materials and special materials. Building material testing is the analysis, measurement, non-destructive testing and environmental simulation testing of raw materials. Concrete needs to be sampled after mixing to facilitate the testing of concrete's impermeability, strength after solidification, collapse, etc.

[0003] When sampling concrete, in order to ensure the tightness of the concrete sample, it is necessary to manually use an iron rod to repeatedly tamp the concrete in the mold. When the concrete is initially set, it is necessary to manually engrave relevant information such as the project name, strength grade, and casting location. After the concrete solidifies, it is inconvenient to demold the sample. The above sampling process is time-consuming and labor-intensive, and the sampling efficiency is low. Utility Model Content

[0004] The purpose of the utility model is to provide a sampling device for building material detection to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sampling device for building material testing, comprising an iron plate, a movable base frame and a cover plate, the iron plate is provided with a first test mold, a second test mold and a third test mold, the first test mold, the second test mold and the third test mold all include a fixed mold plate and a movable mold plate, support legs and adjustment legs are respectively provided on both sides of the upper end of the movable base frame, a vibration motor is installed on the lower end surface of the iron plate, a first electric cylinder is installed on the iron plate, one end of the first electric cylinder is connected to a driving plate, and a lettering plate is provided on the cover plate.

[0006] Among them, the driving plate is fixed to the movable platen of the first test mold, the driving plate is fixed to the movable platen of the second test mold, and the driving plate is fixed to the movable platen of the third test mold.

[0007] Wherein, a magnetic plate is arranged on the lower end surface of the cover plate, and the engraving plate is fixed to the magnetic plate by magnetic attraction.

[0008] Wherein, a vertical plate is arranged on one side of the lower end surface of the iron plate, and the vertical plate is rotatably connected to the supporting legs via a rotating shaft.

[0009] Wherein, the adjusting leg comprises a second electric cylinder, and one end of the second electric cylinder is connected to the U-shaped seat.

[0010] Among them, two groups of convex plates are arranged on the other side of the lower end surface of the iron plate, a sliding rod is arranged between the two groups of convex plates, a sliding sleeve is arranged on the sliding rod, and the sliding sleeve is rotatably connected to the U-shaped seat through a rotating shaft, and a levelness sensor is installed on the lower end surface of the iron plate.

[0011] Wherein, the first test mold, the second test mold and the third test mold are each provided with two groups.

[0012] Wherein, the movable base frame comprises four groups of rollers, and a chassis is arranged on the movable base frame.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The vibration motor of the utility model drives the whole device to vibrate. Under the action of vibration force, the air in the concrete is discharged, the compactness of the concrete sample is improved, and manual tamping is replaced, which saves time and labor and improves the sampling efficiency.

[0015] 2. When the concrete sample is initially set, the utility model buckles the cover plate at the upper opening of the test mold and applies a certain pressure to automatically print text information on the upper part of the sample without manual writing, thereby improving the sampling efficiency.

[0016] 3. The fixed template and the movable template of the utility model can be separated, and the mold is opened under the drive of the first electric cylinder to expose the solidified concrete sample, which is convenient for demoulding the sample. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a top view of the present invention;

[0018] Figure 2 It is a bottom-view stereogram of the present invention;

[0019] Figure 3 for Figure 2 A partial enlarged view of area A in the middle;

[0020] Figure 4 It is a structural schematic diagram of the cover plate of the utility model.

[0021] In the figure: 1. Iron plate; 2. First test mold; 3. Second test mold; 4. Third test mold; 5. Moving base frame; 6. Support legs; 7. Adjusting legs; 8. Vibration motor; 9. Fixed mold plate; 10. Moving mold plate; 11. First electric cylinder; 12. Drive plate; 13. Vertical plate; 14. Second electric cylinder; 15. U-shaped seat; 16. Convex plate; 17. Sliding rod; 18. Sliding sleeve; 19. Cover plate; 20. Engraving plate; 21. Magnetic plate; 22. Chassis; 23. Roller; 24. Level sensor. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides a technical solution: a sampling device for building material detection, comprising an iron plate 1, a mobile base frame 5 and a cover plate 19, a first test mold 2, a second test mold 3 and a third test mold 4 are arranged on the iron plate 1, the mixed concrete is placed in the mold cavities of the first test mold 2, the second test mold 3 and the third test mold 4 respectively, and a concrete detection sample is obtained after the concrete solidifies, the first test mold 2, the second test mold 3 and the third test mold 4 all include a fixed mold plate 9 and a movable mold plate 10, supporting legs 6 and adjusting legs 7 are respectively arranged on both sides of the upper end of the mobile base frame 5, a vibration motor 8 is installed on the lower end surface of the iron plate 1, a first electric cylinder 11 is installed on the iron plate 1, one end of the first electric cylinder 11 is connected to the driving plate 12, and a lettering plate 20 is arranged on the cover plate 19.

[0024] Among them, the first test mold 2, the second test mold 3 and the third test mold 4 are each provided with two groups. The first test mold 2 is a rectangular structure, and the final sample is used for concrete flexural test. The second test mold 3 is a cylindrical structure, and the final sample is used for concrete impermeability test. The third test mold 4 is a cube structure, and the final sample is used for concrete compression test. The overall sampling device can complete the sampling of multiple groups of concrete samples at one time, thereby improving the sampling efficiency.

[0025] Among them, after the concrete is placed in the mold cavity of the test mold, the vibration motor 8 starts to work, driving the entire device to vibrate. Under the action of the vibration force, the air in the concrete is discharged, the compactness of the concrete sample is improved, and manual tamping is replaced, which saves time and labor and improves the sampling efficiency.

[0026] The driving plate 12 is fixed to the movable plate 10 of the first test mold 2 , the driving plate 12 is fixed to the movable plate 10 of the second test mold 3 , and the driving plate 12 is fixed to the movable plate 10 of the third test mold 4 .

[0027] Among them, when the first electric cylinder 11 is working, it drives the driving plate 12, and drives the movable plate 10 of the first test mold 2, the movable plate 10 of the second test mold 3 and the movable plate 10 of the third test mold 4 to move, separate the movable plate 10 and the fixed plate 9, and open the mold.

[0028] Among them, the first test mold 2, the second test mold 3 and the third test mold 4 are all composed of a fixed mold plate 9 and a movable mold plate 10, and the fixed mold plate 9 and the movable mold plate 10 can be separated. When sampling, the fixed mold plate 9 and the movable mold plate 10 are molded and fixed together to form a mold cavity. The concrete solidifies in the mold cavity to obtain a sample for testing. When demolding, the movable mold plate 10 is moved under the drive of the first electric cylinder 11 to separate the movable mold plate 10 from the fixed mold plate 9. At this time, the solidified sample is exposed and can be removed manually, which is convenient for demolding the sample.

[0029] Among them, a magnetic plate 21 is provided on the lower end surface of the cover plate 19, and the engraving plate 20 is fixed to the magnetic plate 21 by magnetic attraction, and the shape of the cover plate 19 is adapted to the shape of the upper opening of the test mold.

[0030] Among them, the engraving plate 20 is provided with raised text of relevant information such as project name, strength grade, casting location, etc. When the concrete sample is initially set, the cover plate 19 is buckled on the upper opening of the test mold and a certain pressure is applied to automatically print the text information on the upper part of the sample without manual writing, thereby improving the sampling efficiency.

[0031] The cover plate 19 and the lettering plate 20 are fixed by magnetic attraction, and the lettering plate 20 can be replaced separately.

[0032] A vertical plate 13 is disposed on one side of the lower end surface of the iron plate 1, and the vertical plate 13 is rotatably connected to the supporting legs 6 via a rotating shaft.

[0033] The adjusting leg 7 includes a second electric cylinder 14 , and one end of the second electric cylinder 14 is connected to a U-shaped seat 15 .

[0034] Among them, two groups of convex plates 16 are arranged on the other side of the lower end surface of the iron plate 1, a sliding rod 17 is arranged between the two groups of convex plates 16, a sliding sleeve 18 is arranged on the sliding rod 17, and the sliding sleeve 18 is rotatably connected to the U-shaped seat 15 through a rotating shaft, and a levelness sensor 24 is installed on the lower end surface of the iron plate 1.

[0035] Among them, the level sensor 24 detects the levelness of the iron plate 1. When the iron plate 1 is in a tilted state, the second electric cylinder 14 works to drive the U-shaped seat 15, driving one end of the iron plate 1. At the same time, the sliding sleeve 18 slides along the sliding rod 17 accordingly to level the iron plate 1, playing a role of auxiliary leveling, facilitating the leveling of the iron plate 1 and improving the sampling quality.

[0036] Wherein, two groups of the first test mold 2, the second test mold 3 and the third test mold 4 are provided, so that multiple groups of concrete samples of different shapes can be obtained at one time, thereby improving the sampling efficiency.

[0037] The mobile base frame 5 includes four groups of rollers 23, which facilitate the movement of the entire sampling device. A chassis 22 is arranged on the mobile base frame 5, and the chassis 22 has a built-in mobile power supply to provide stable power support for the entire device.

[0038] Working principle: When in use, the whole device is moved to the sampling position, the iron plate 1 is leveled to make the iron plate 1 in a horizontal state, and the mixed concrete is placed in the mold cavities of the first test mold 2, the second test mold 3 and the third test mold 4 respectively. The vibration motor 8 works to drive the whole device to vibrate, and multiple groups of test molds vibrate synchronously. Under the action of vibration force, the air in the concrete is discharged to improve the compactness of the concrete sample. When the concrete sample is initially solidified, the cover plate 19 is buckled at the upper opening of the test mold, and a certain pressure is applied to automatically print text information on the upper part of the sample. The concrete solidifies in the mold cavity to obtain a test sample. After solidification, the first electric cylinder 11 works to drive the driving plate 12, and the driving plate 12 drives the movable template 10 of the first test mold 2, the movable template 10 of the second test mold 3 and the movable template 10 of the third test mold 4 to move, separate the movable template 10 and the fixed template 9, and open the mold. After opening the mold, the solidified concrete sample is exposed and can be removed manually to obtain a concrete flexural test sample, a concrete impermeability test sample and a concrete compression test sample.

[0039] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sampling device for building material testing, comprising an iron plate (1), a movable base frame (5) and a cover plate (19), characterized in that: The iron plate (1) is provided with a first test mold (2), a second test mold (3) and a third test mold (4), each of which comprises a fixed mold plate (9) and a movable mold plate (10), support legs (6) and adjustment legs (7) are respectively provided on both sides of the upper end of the movable base frame (5), a vibration motor (8) is installed on the lower end surface of the iron plate (1), a first electric cylinder (11) is installed on the iron plate (1), one end of the first electric cylinder (11) is connected to a driving plate (12), and a lettering plate (20) is provided on the cover plate (19).

2. A sampling device for building material detection according to claim 1, characterized in that: The driving plate (12) is fixed to the movable plate (10) of the first test mold (2), the driving plate (12) is fixed to the movable plate (10) of the second test mold (3), and the driving plate (12) is fixed to the movable plate (10) of the third test mold (4).

3. A sampling device for building material detection according to claim 1, characterized in that: A magnetic attraction plate (21) is provided on the lower end surface of the cover plate (19), and the engraved plate (20) is fixed to the magnetic attraction plate (21) by magnetic attraction.

4. A sampling device for building material detection according to claim 1, characterized in that: A vertical plate (13) is provided on one side of the lower end surface of the iron plate (1), and the vertical plate (13) is rotatably connected to the supporting legs (6) via a rotating shaft.

5. A sampling device for building material detection according to claim 1, characterized in that: The adjusting leg (7) comprises a second electric cylinder (14), one end of the second electric cylinder (14) being connected to a U-shaped seat (15).

6. A sampling device for building material detection according to claim 5, characterized in that: Two groups of convex plates (16) are arranged on the other side of the lower end surface of the iron plate (1), a sliding rod (17) is arranged between the two groups of convex plates (16), a sliding sleeve (18) is arranged on the sliding rod (17), and the sliding sleeve (18) is rotatably connected to the U-shaped seat (15) through a rotating shaft, and a levelness sensor (24) is installed on the lower end surface of the iron plate (1).

7. A sampling device for building material detection according to claim 1, characterized in that: The first test mold (2), the second test mold (3) and the third test mold (4) are each provided in two groups.

8. A sampling device for building material detection according to claim 1, characterized in that: The movable base frame (5) comprises four groups of rollers (23), and a cabinet (22) is arranged on the movable base frame (5).

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