Vibration table for concrete experiment

Abstract

The utility model discloses a vibration table for a concrete experiment. The vibration table comprises a base, lower seat sleeves are vertically arranged at the four corners of the upper surface of the base, springs are vertically arranged in the lower seat sleeves, upper seat sleeves are arranged at the upper ends of the springs, and a vibration table plate is arranged on the upper surfaces of the four upper seat sleeves; the center of the vibration platen is sunken downwards and is provided with a containing cavity, and a plurality of inserting holes are formed in the inner bottom face of the containing cavity. A handle is further included and is in an n shape, and a sheet plate is arranged at the lower end of the handle. According to the device, the cam and the four springs cooperate with each other, the vibration table plate can vibrate up and down, and concrete cement in the containing cavity can be flattened; in this way, bubbles in the concrete can overflow, and the compactness in the concrete is better; and after the concrete is solidified, a worker holds the two handles and pulls the two handles upwards, so that the two handles can pull the concrete block upwards, the formed concrete block leaves the containing cavity, and the concrete block is taken down more conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete production detection, in particular to a vibration table for concrete experiments. Background Art

[0002] After all the components of concrete are mixed, some samples need to be collected for testing. The sample concrete needs to be completely solidified, and then the solidified concrete samples are tested for various data such as pressure resistance and tensile resistance. During the natural cooling of concrete, it is filled with a large number of microporous bubbles. The flowing concrete needs to be placed on a vibration table. With the continuous vibration of the vibration table, the bubbles inside the concrete can overflow, and the compactness of the concrete inside is better. After testing, the samples collected in this way can better reflect the actual performance conditions.

[0003] However, after the concrete on the existing vibration table cools down, the concrete will completely adhere to the surface of the vibration table, and the block of concrete is difficult to completely remove from the table top of the vibration table, and the entire process of removing the concrete is very inconvenient.

[0004] In view of the above problems, the present utility model is proposed. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a vibration table for concrete experiments, which is used to solve the problems mentioned in the background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions.

[0007] The utility model provides a vibration table for concrete experiments, comprising a base, wherein four corners of the upper surface of the base are vertically provided with lower seat covers, a spring is vertically provided in the lower seat covers, an upper seat cover is provided at the upper end of the spring, and vibration table plates are provided on the upper surfaces of the four upper seat covers;

[0008] The center of the vibration table is concave downward and is provided with a receiving cavity, and the inner bottom surface of the receiving cavity is provided with a plurality of plug holes;

[0009] It also includes a handle, which is in an "n" shape, a thin plate is provided at the lower end of the handle, a plug is provided on the lower surface of the thin plate, and the plug is connected to the socket by plugging and unplugging;

[0010] A motor seat is arranged on the upper surface of the base, a motor is arranged on the upper surface of the motor seat, a cam is arranged on the driving shaft of the motor, and the surface of the cam is attached to the lower surface of the vibration table.

[0011] Preferably, there are two handles, symmetrically arranged on the upper surface of the receiving cavity. A protective sleeve is provided on the horizontal part of the handle, and the plug posts are evenly distributed at equal intervals on the lower surface of the thin plate.

[0012] Preferably, the base is formed by welding four sections of I-beams end to end. The central area of the base is hollow, and four through holes are symmetrically arranged at the positions of the lower plates on both sides of the base.

[0013] Preferably, the motor base is in an "n" shape. The motor base is erected on one side of the upper surface of the base. The motor is located at the central position of the motor base, and the cam is located at the central position of the lower surface of the vibrating table plate.

[0014] Preferably, both the lower seat sleeve and the upper seat sleeve are circular. A concave cavity is provided on the upper surface of the lower seat sleeve, a concave cavity is provided on the lower surface of the upper seat sleeve, and the lower seat sleeve and the upper seat sleeve are aligned up and down.

[0015] Preferably, a reinforcing rib plate is provided between the vertical part of the handle and the thin plate. The lower end of the handle is located at the center point position of the thin plate.

[0016] Preferably, the vibrating table plate is located directly above the base, and the center point of the vibrating table plate is aligned vertically with the center point of the base.

[0017] Compared with the prior art, the present utility model has the following beneficial effects:

[0018] Pour the fluid concrete into the receiving cavity of the vibrating table plate, flatten the concrete in the receiving cavity, the motor works, and the protruding part of the cam can squeeze the vibrating table plate and push the vibrating table plate upward. During the upward pushing process of the vibrating table plate, the spring generates a downward pulling force on the vibrating table plate;

[0019] When the non-protruding part of the cam is in contact with the vibrating table plate, under the action of the downward pulling force of the spring, the vibrating table plate moves downward; that is, as the cam rotates, the cam and the four springs cooperate with each other, and the vibrating table plate can vibrate up and down, and the concrete cement in the receiving cavity can be flattened; in this way, the air bubbles in the concrete can overflow, and the compactness inside the concrete is better;

[0020] After the concrete solidifies, the staff holds the two handles and pulls upward, so that the two handles can pull the concrete block upward, making it more convenient to remove the formed concrete block from the receiving cavity; the equipment structure is reliable and not easily damaged, and it is convenient to remove the formed concrete, and it can be widely used in concrete experiments. Description of the Drawings

[0021] Figure 1 It is a three-dimensional view of an angle of the present utility model;

[0022] Figure 2This is another perspective three-dimensional view of the present utility model;

[0023] Figure 3 This is the three-dimensional view of the vibrating table board of the present utility model.

[0024] In the figure: 1. Base; 11. Through hole; 12. Lower seat sleeve; 13. Spring; 14. Upper seat sleeve; 15. Motor seat; 16. Motor; 17. Cam; 2. Vibrating table board; 21. Accommodation cavity; 22. Insertion hole; 3. Handle; 31. Thin plate; 32. Insertion post. Specific embodiments

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0026] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model.

[0027] As Figures 1-3 shown, a vibrating table for concrete experiments includes a base 1. At the four corner positions on the upper surface of the base 1, lower seat sleeves 12 are vertically arranged. Springs 13 are vertically arranged inside the lower seat sleeves 12. The upper ends of the springs 13 are provided with upper seat sleeves 14. On the upper surfaces of the four upper seat sleeves 14, there is a vibrating table board 2. When the vibrating table board 2 moves upward, the springs 13 generate a downward pulling force on the vibrating table board 2;

[0028] The center of the vibrating table board 2 is recessed downward and provided with an accommodation cavity 21. A plurality of insertion holes 22 are provided on the inner bottom surface of the accommodation cavity 21. The fluid-like concrete is located in the accommodation cavity 21;

[0029] It further includes a handle 3. The handle 3 is in an "n" shape. A thin plate 31 is provided at the lower end of the handle 3. An insertion post 32 is provided on the lower surface of the thin plate 31. The insertion post 32 is detachably connected to the insertion hole 22, and the handle 3 can be removed;

[0030] A motor seat 15 is provided on the upper surface of the base 1. A motor 16 is provided on the upper surface of the motor seat 15. A cam 17 is provided on the driving shaft of the motor 16. The surface of the cam 17 is attached to the lower surface of the vibrating table board 2. The rotation of the cam 17 can push the vibrating table board 2 upward. The cooperation of the cam 17 and the springs 13 can realize the up and down vibration of the vibrating table board 2.

[0031] There are two handles 3, symmetrically arranged on the upper surface of the accommodation cavity 21. The horizontal part of the handle 3 is provided with a protective sleeve, which facilitates holding the handle 3. The insertion posts 32 are evenly distributed at equal intervals on the lower surface of the thin plate 31.

[0032] The base 1 is formed by welding four sections of I-beams end to end. The central area of the base 1 is hollow. Four through holes 11 are symmetrically arranged at the positions of the lower plates on both sides of the base 1. By using bolts to pass through the through holes 11, the entire device can be fixed on the workbench.

[0033] The motor base 15 is in an "n" shape and is erected on one side of the upper surface of the base 1. The motor 16 is located at the central position of the motor base 15, and the cam 17 is located at the central position of the lower surface of the vibrating table plate 2. The upward thrust of the cam 17 on the vibrating table plate 2 is relatively uniform.

[0034] Both the lower seat sleeve 12 and the upper seat sleeve 14 are circular. The upper surface of the lower seat sleeve 12 is provided with a concave cavity, and the lower surface of the upper seat sleeve 14 is provided with a concave cavity. The lower seat sleeve 12 and the upper seat sleeve 14 are aligned up and down, and the spring 13 is located between the lower seat sleeve 12 and the upper seat sleeve 14.

[0035] A reinforcing rib plate is provided between the vertical part of the handle 3 and the thin plate 31. The lower end of the handle 3 is located at the center point position of the thin plate 31.

[0036] The vibrating table plate 2 is located directly above the base 1, and the center point of the vibrating table plate 2 is aligned vertically with the center point of the base 1.

[0037] In summary: Pour the fluid concrete into the accommodation cavity 21 of the vibrating table plate 2, flatten the concrete in the accommodation cavity 21, the motor 16 works, and the protruding part of the cam 17 can squeeze the vibrating table plate 2 and push the vibrating table plate 2 upward. During the upward pushing process of the vibrating table plate 2, the spring 13 generates a downward pulling force on the vibrating table plate 2;

[0038] When the non-protruding part of the cam 17 is in contact with the vibrating table plate, under the action of the downward pulling force of the spring 13, the vibrating table plate 2 moves downward; that is, as the cam 17 rotates, the cam 17 and the four springs 13 cooperate with each other, and the vibrating table plate 2 can vibrate up and down, and the concrete cement in the accommodation cavity 21 can be flattened; in this way, the air bubbles in the concrete can overflow, and the compactness inside the concrete is better;

[0039] After the concrete solidifies, the staff holds the two handles 3 and pulls upward, so that the two handles 3 can pull the concrete block upward, making it more convenient to remove the formed concrete block from the accommodation cavity 21; the device has a reliable structure and is not easily damaged, and it is convenient to remove the formed concrete, and it can be widely used in concrete experiments.

[0040] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A vibration table for concrete testing, characterized in that: It comprises a base (1), wherein lower seat covers (12) are vertically arranged at four corner positions on the upper surface of the base (1), a spring (13) is vertically arranged inside the lower seat cover (12), an upper seat cover (14) is arranged at the upper end of the spring (13), and a vibration table (2) is arranged on the upper surfaces of the four upper seat covers (14); The center of the vibration table (2) is recessed downward and is provided with a receiving cavity (21); the inner bottom surface of the receiving cavity (21) is provided with a plurality of insertion holes (22); It also comprises a handle (3), the handle (3) being in an "n" shape, a thin plate (31) being provided at the lower end of the handle (3), a plug post (32) being provided on the lower surface of the thin plate (31), and the plug post (32) being connected to the socket (22) by plugging and unplugging; A motor seat (15) is provided on the upper surface of the base (1), a motor (16) is provided on the upper surface of the motor seat (15), a cam (17) is provided on the drive shaft of the motor (16), and the surface of the cam (17) is attached to the lower surface of the vibration table (2).

2. A vibration table for concrete testing according to claim 1, characterized in that: There are two handles (3) symmetrically arranged on the upper surface of the accommodating cavity (21); a protective sleeve is arranged on the horizontal portion of the handle (3); and the plug posts (32) are evenly distributed at equal intervals on the lower surface of the thin plate (31).

3. A vibration table for concrete experiment according to claim 1, characterized in that: The base (1) is formed by welding four sections of I-beams end to end; the central area of ​​the base (1) is hollow; and four through holes (11) are symmetrically arranged on the lower plates on both sides of the base (1).

4. A vibration table for concrete testing according to claim 1, characterized in that: The motor seat (15) is in an "n" shape. The motor seat (15) is mounted on one side of the upper surface of the base (1). The motor (16) is located at a central position of the motor seat (15). The cam (17) is located at a central position of the lower surface of the vibration table (2).

5. A vibration table for concrete testing according to claim 1, characterized in that: The lower seat cover (12) and the upper seat cover (14) are both circular, the upper surface of the lower seat cover (12) is provided with a concave cavity, the lower surface of the upper seat cover (14) is provided with a concave cavity, and the lower seat cover (12) and the upper seat cover (14) are aligned vertically.

6. A vibration table for concrete testing according to claim 1, characterized in that: A reinforcing rib plate is provided between the vertical portion of the handle (3) and the thin plate (31), and the lower end of the handle (3) is located at the center point of the thin plate (31).

7. A vibration table for concrete testing according to claim 1, characterized in that: The vibration table (2) is located directly above the base (1), and the center point of the vibration table (2) is vertically aligned with the center point of the base (1).

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