Concrete vibration table

Abstract

The utility model discloses a concrete vibration table which comprises a base and a vibration table body, the vibration table body is arranged at the top of the base, metal blocks are connected to the two sides of the inner wall of the base in a sliding mode, installation blocks are fixedly installed on the two sides of the top end of the vibration table body, and the installation blocks are connected with the other ends of the metal blocks in a sliding mode. Rotating shafts are rotationally connected to the corners of the two sides of the inner wall of the base, and first cams are fixedly mounted in the middles of the rotating shafts. According to the vibration table, the metal block and the mounting block are matched, the metal block slides up and down in the vertical sliding groove, and the metal block slides left and right in the transverse sliding groove formed in the side face of the mounting block, so that left-right vibration or up-down vibration of the vibration table can be achieved, concrete can be researched according to different vibration directions, and practicability is improved.

Description

Technical Field

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

[0002] At present, in order to study the vibration resistance of concrete, it is necessary to conduct vibration resistance research on concrete. Laboratory vibration concrete vibration research mainly uses a vibration table to study.

[0003] After searching, according to the patent number "CN219882753U", a concrete vibrating table is disclosed, including a base, a vibration table and a limit structure, wherein the vibration table is elastically connected to the top of the base above the base, and a vibration motor for vibrating the vibration table is arranged at the center of the bottom of the vibration table. The overall structure of the concrete vibrating table is simple, and fixed spaces of different sizes can be limited by the cooperation of multiple limit columns that can slide in a directional and quantitative manner in the slideway, with high flexibility and low use cost.

[0004] The above-mentioned concrete vibration table can adapt to different space adjustments, but during use, we found that the vibration table can only achieve up and down vibration, and cannot be used for left and right vibration research, which affects the practicality of the concrete vibration table. At the same time, the vibration table is fixedly installed. After the research is completed, it is difficult to clean the concrete inside the vibration table. For this reason, we designed a concrete vibration table. Utility Model Content

[0005] The purpose of the utility model is to provide a concrete vibrating table to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a concrete vibration table, comprising a base and a vibration table, the vibration table is arranged on the top of the base, metal blocks are slidably connected to both sides of the inner wall of the base, mounting blocks are fixedly installed on both sides of the top of the vibration table, the mounting blocks are slidably connected to the other end of the metal block, a rotating shaft is rotatably connected to the corners on both sides of the inner wall of the base, a first cam is fixedly installed in the middle of the rotating shaft, the first cam is contacted with the vibration table, and the output shaft of the first drive motor is fixedly installed on one side of the base and is fixedly connected to one end of the rotating shaft.

[0007] Preferably, vertical slide grooves are provided on both sides of the inner wall of the base, and vertical sliding rods are fixedly installed inside the two vertical slide grooves. One end of the metal block is slidably connected to the vertical sliding rod, and the bottom of the vertical sliding rod is sleeved with a second return spring, the top end of the second return spring is fixedly connected to the bottom end of the metal block, and the bottom end of the second return spring is fixedly connected to the bottom of the vertical slide groove.

[0008] Preferably, electromagnets are fixedly mounted on both sides of the inner wall of the vertical slide groove, and the electromagnets are adsorbed and connected to the metal block.

[0009] Preferably, the other end of the metal block is fixedly connected to a connecting block, a transverse sliding groove is opened on the side of the mounting block, a transverse sliding rod is fixedly installed inside the transverse sliding groove, the connecting block is slidably connected to the transverse sliding rod, both ends of the transverse sliding rod are sleeved and connected with a third return spring, one end of the third return spring is fixedly connected to the inner wall of the transverse sliding groove, and the other end of the third return spring is fixedly connected to the side of the connecting block.

[0010] Preferably, both sides of the top of the mounting block are threadedly connected with fixing bolts, both sides of the top of the vibration table are provided with mounting grooves, and the mounting block is fixedly connected to the mounting grooves by fixing bolts.

[0011] Preferably, a cavity is opened at the bottom of the base, and a connecting plate is nested and connected to the bottom end of the cavity, and top columns are fixedly installed at the four corners of the top end of the connecting plate, and the four top columns pass through the cavity and are in contact and connected with the four corners of the bottom end of the vibration table, and the bottoms of the four top columns are sleeved and connected with a first return spring, the top end of the first return spring is fixedly connected to the top cavity wall, and the bottom end of the first return spring is fixedly connected to the top end of the connecting plate, a second drive motor is fixedly installed on one side of the inner wall of the cavity, and a second cam is fixedly installed on the output shaft of the second drive motor, and the top end of the second cam is in contact and connected with the bottom end of the connecting plate.

[0012] Technical effects and advantages of the utility model:

[0013] 1. The vibration table is made of a metal block and a mounting block. The metal block slides up and down in the vertical slide groove, and the metal block slides left and right in the horizontal slide groove opened on the side of the mounting block. The vibration table can be vibrated left and right or up and down, and concrete can be studied in different vibration directions, thereby improving practicality.

[0014] 2. The vibration table and the mounting block are installed by fixing bolts. After the test is completed, it is convenient to disassemble and clean the vibration table, which improves the convenience of cleaning the vibration table. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a structural schematic diagram of a concrete vibration table.

[0016] Figure 2 The utility model is a schematic diagram of the bottom structure of a concrete vibration table base.

[0017] Figure 3 The utility model is a concrete vibrating table Figure 1 A partial enlarged view of point A in the middle.

[0018] Figure 4 The utility model is a schematic diagram of the connection structure between the mounting plate and the metal block of a concrete vibration table.

[0019] In the figure: 1, base; 2, vibration table; 3, rotating shaft; 4, first cam; 5, first drive motor; 6, connecting plate; 7, top column; 8, first return spring; 9, second cam; 10, second drive motor; 11, vertical slide groove; 12, vertical slide rod; 13, electromagnet; 14, metal block; 15, mounting groove; 16, mounting block; 17, fixing bolt; 18, second return spring; 19, horizontal slide groove; 20, connecting block; 21, horizontal slide rod; 22, third return spring. DETAILED DESCRIPTION

[0020] 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.

[0021] The utility model provides Figure 1-4 A concrete vibrating table shown in the figure comprises a base 1 and a vibrating table 2, the vibrating table 2 is arranged on the top of the base 1, metal blocks 14 are slidably connected to both sides of the inner wall of the base 1, mounting blocks 16 are fixedly installed on both sides of the top of the vibrating table 2, the mounting blocks 16 are slidably connected to the other end of the metal block 14, a rotating shaft 3 is rotatably connected to the corners on both sides of the inner wall of the base 1, a first cam 4 is fixedly installed in the middle of the rotating shaft 3, the first cam 4 is in contact connection with the vibrating table 2, and an output shaft of a first driving motor 5 is fixedly installed on one side of the base 1 and is fixedly connected to one end of the rotating shaft 3.

[0022] Specifically, the vibration table 2 can realize left-right vibration or up-and-down vibration through the cooperation of the metal block 14 and the mounting block 16, and can study concrete according to different vibration directions, thereby improving practicality.

[0023] according to Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, vertical slide grooves 11 are opened on both sides of the inner wall of the base 1, and vertical slide rods 12 are fixedly installed inside the two vertical slide grooves 11. One end of the metal block 14 is slidably connected to the vertical slide rod 12, and the bottom of the vertical slide rod 12 is sleeved and connected with a second return spring 18. The top end of the second return spring 18 is fixedly connected to the bottom end of the metal block 14, and the bottom end of the second return spring 18 is fixedly connected to the bottom of the vertical slide groove 11.

[0024] Electromagnets 13 are fixedly mounted on both sides of the inner wall of the vertical slide groove 11 , and the electromagnets 13 are adsorbed and connected to the metal block 14 .

[0025] Specifically, the electromagnet 13 is adsorbed onto the metal block 14 to ensure the stability of the metal block 14 during the lateral vibration.

[0026] The other end of the metal block 14 is fixedly connected to a connecting block 20, a transverse slide groove 19 is opened on the side of the mounting block 16, a transverse slide rod 21 is fixedly installed inside the transverse slide groove 19, the connecting block 20 is slidably connected to the transverse slide rod 21, both ends of the transverse slide rod 21 are sleeved and connected with a third return spring 22, one end of the third return spring 22 is fixedly connected to the inner wall of the transverse slide groove 19, and the other end of the third return spring 22 is fixedly connected to the side of the connecting block 20.

[0027] Both sides of the top of the mounting block 16 are threadedly connected with fixing bolts 17 , and both sides of the top of the vibration table 2 are provided with mounting grooves 15 , and the mounting block 16 is fixedly connected to the mounting grooves 15 by the fixing bolts 17 .

[0028] Specifically, the mounting block 16 is conveniently fixed inside the mounting groove 15 by means of the fixing bolts 17 .

[0029] according to Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a cavity is opened at the bottom of the base 1, and a connecting plate 6 is nested and connected at the bottom end of the cavity. Top columns 7 are fixedly installed at the four corners of the top end of the connecting plate 6. The four top columns 7 pass through the cavity and are in contact and connected with the four corners of the bottom end of the vibration table 2. The bottoms of the four top columns 7 are sleeved and connected with a first return spring 8, the top end of the first return spring 8 is fixedly connected to the top cavity wall, the bottom end of the first return spring 8 is fixedly connected to the top of the connecting plate 6, a second drive motor 10 is fixedly installed on one side of the inner wall of the cavity, a second cam 9 is fixedly installed on the output shaft of the second drive motor 10, and the top end of the second cam 9 is in contact and connected with the bottom end of the connecting plate 6.

[0030] Specifically, the second cam 9 is driven to rotate by the second driving motor 10, and the second cam 9 rotates to squeeze the connecting plate 6 upward, and the first reset spring 8 controls the connecting plate 6 to reset, so that the top column 7 at the top of the connecting plate 6 can reciprocate and rise and fall, and the reciprocating rise and fall of the top column 7 drives the vibration table 2 to vibrate up and down.

[0031] Working principle of the utility model: when using the concrete vibrating table, first turn on the power supply, when it is necessary to study the up and down vibration, turn on the second drive motor 10, and drive the second cam 9 to rotate through the second drive motor 10, and through the cooperation of the second cam 9 and the first return spring 8, the reciprocating lifting of the top column 7 can be realized, and the reciprocating lifting of the top column 7 drives the vibration table 2 to reciprocate and lift and vibrate;

[0032] When it is necessary to study the left and right vibrations, the second drive motor 10 is turned off, and the electromagnet 13 and the first drive motor 5 are turned on. The electromagnet 13 is adsorbed on the metal block 14 to fix the metal block 14. The first drive motor 5 rotates to drive the rotating shaft 3 to rotate. The rotating shaft 3 rotates to drive the first cam 4 to rotate. The first cam 4 and the third return spring 22 cooperate to control the reciprocating vibration of the vibration table 2.

[0033] After the test is completed, the fixing bolts 17 are manually loosened, and the mounting block 16 is separated from the mounting groove 15 by loosening the fixing bolts 17 , so that the vibration table 2 is disassembled, and the concrete inside the vibration table 2 is cleaned.

[0034] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. A concrete vibrating table, comprising a base (1) and a vibrating table (2), characterized in that: A vibration table (2) is arranged on the top of the base (1), metal blocks (14) are slidably connected to both sides of the inner wall of the base (1), mounting blocks (16) are fixedly installed on both sides of the top of the vibration table (2), and the mounting blocks (16) are slidably connected to the other end of the metal block (14), and the corners on both sides of the inner wall of the base (1) are rotatably connected to the rotating shaft (3), and a first cam (4) is fixedly installed in the middle of the rotating shaft (3), and the first cam (4) is in contact connection with the vibration table (2), and an output shaft of a first drive motor (5) is fixedly installed on one side of the base (1) and is fixedly connected to one end of the rotating shaft (3).

2. A concrete vibrating table according to claim 1, characterized in that: Vertical slide grooves (11) are provided on both sides of the inner wall of the base (1), and vertical slide bars (12) are fixedly installed inside the two vertical slide grooves (11). One end of the metal block (14) is slidably connected to the vertical slide bar (12), and the bottom of the vertical slide bar (12) is sleeved with a second return spring (18), the top end of the second return spring (18) is fixedly connected to the bottom end of the metal block (14), and the bottom end of the second return spring (18) is fixedly connected to the bottom of the vertical slide groove (11).

3. A concrete vibrating table according to claim 2, characterized in that: Electromagnets (13) are fixedly mounted on both sides of the inner wall of the vertical slide groove (11), and the electromagnets (13) are adsorbed and connected to the metal block (14).

4. A concrete vibrating table according to claim 3, characterized in that: The other end of the metal block (14) is fixedly connected to a connecting block (20), a side surface of the mounting block (16) is provided with a transverse sliding groove (19), a transverse sliding rod (21) is fixedly installed inside the transverse sliding groove (19), the connecting block (20) is slidably connected to the transverse sliding rod (21), both ends of the transverse sliding rod (21) are sleeved and connected with a third return spring (22), one end of the third return spring (22) is fixedly connected to the inner wall of the transverse sliding groove (19), and the other end of the third return spring (22) is fixedly connected to the side surface of the connecting block (20).

5. A concrete vibrating table according to claim 4, characterized in that: Both sides of the top of the mounting block (16) are threadedly connected with fixing bolts (17), both sides of the top of the vibration table (2) are provided with mounting grooves (15), and the mounting block (16) is fixedly connected to the mounting grooves (15) via the fixing bolts (17).

6. A concrete vibrating table according to claim 2, characterized in that: A cavity is provided at the bottom of the base (1), a connecting plate (6) is nested and connected at the bottom end of the cavity, top columns (7) are fixedly installed at the four corners of the top end of the connecting plate (6), the four top columns (7) pass through the cavity and are in contact with the four corners of the bottom end of the vibration table (2), the bottoms of the four top columns (7) are sleeved and connected with a first return spring (8), the top end of the first return spring (8) is fixedly connected to the top cavity wall, the bottom end of the first return spring (8) is fixedly connected to the top of the connecting plate (6), a second drive motor (10) is fixedly installed on one side of the inner wall of the cavity, a second cam (9) is fixedly installed on the output shaft of the second drive motor (10), and the top end of the second cam (9) is in contact with the bottom end of the connecting plate (6).

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