CN218111117U - Concrete Specimen Automatic Vibration System - Google Patents

Abstract

The application discloses an automatic vibration system for concrete specimens, which belongs to the technical field of concrete vibration, and includes a base on which a plurality of radially arranged support rods are equidistantly arranged on the circumference of the base, and the support rods are rotatably connected to the base. One end of the plurality of support rods close to each other is provided with a drive block, and the drive block is rotatably connected to each support rod. The base is located below the drive block and is provided with a reciprocating mechanism. A mounting frame, a test piece box is fixedly connected to the bottom of the mounting frame, the test piece box is slidably connected to the base, and the mounting frame is provided with a pressure plate above the test piece box. The automatic vibrating system for concrete specimens, by setting the same driving rod to connect multiple support rods, enables the vibrating system to vibrate multiple concrete specimens at the same time, which is more efficient than a single vibrating device , saving the staff time to vibrate multiple concrete specimens.

Description

Concrete Specimen Automatic Vibration System

technical field

The present application relates to the technical field of concrete vibration, in particular to an automatic vibration system for concrete specimens.

Background technique

Concrete is widely used as a building material, and its performance seriously affects the safety and service life of buildings. Therefore, in order to verify the performance of concrete, it is necessary to conduct mechanical tests on concrete to analyze the mechanical properties of concrete. Before testing the performance of concrete, it is necessary to prepare concrete specimens, mix cement, sand and water according to the specified ratio to form slurry concrete, and pour the prepared slurry concrete into the mold to vibrate, and then put it into curing Box for curing, and then demould the cured concrete specimens to conduct various tests, so as to verify whether the strength of the concrete meets the requirements.

The utility model patent with the Chinese notification number CN214173923U discloses a concrete specimen automatic vibration system, which includes a base, the upper surface of the base is fixedly connected with a support column and a support frame, and a cross bar is erected between the support column and the support frame. One end of the crossbar is hinged to the support column, and the other end of the crossbar is lapped on the support frame, and the support frame is provided with an impact device that intermittently hits the crossbar; the end of the crossbar away from the support column is fixedly connected with a vibrator for placing the mold A platform, a pressing plate is arranged on the vibrating platform, the mold is clamped between the pressing plate and the vibrating platform, and an elastic member is arranged between the pressing plate and the vibrating platform.

When the concrete specimen automatic vibration system is used, the elastic parts can make the pressure plate always provide pressure to the concrete specimen in the mold, which solves the problem that the compression effect of the pressure plate decreases during the vibration process, but the automatic vibration of the concrete specimen The system only supports the vibration of concrete specimens in a single mold, and the preparation of concrete specimens often requires multiple preparations for reference at the same time. The time to prepare the specimen.

For this reason, we propose an automatic vibration system for concrete specimens to solve the above problems.

Utility model content

The purpose of this application is to solve the problem in the prior art that multiple concrete test pieces cannot be vibrated at the same time, and propose an automatic concrete test piece vibrating system.

In order to achieve the above object, the application adopts the following technical solutions:

The automatic vibration system for concrete specimens includes a base, on which a plurality of support rods are equidistantly arranged on the circumference, the length direction of the support rods is arranged along the radial direction of the base, and the support rods are rotatably connected to the base. One end of the support rods close to each other is provided with a drive block, the drive block is rotatably connected to each support rod, the base is located below the drive block and is provided with a reciprocating mechanism, and the end of the support rod away from the drive block is rotatably connected to a mounting bracket , the test piece box is fixedly connected to the bottom of the mounting frame, and the test piece box is slidably connected to the base along the vertical direction, and the mounting frame is provided with a pressure plate above the test piece box;

The reciprocating mechanism includes a drive ring fixedly connected under the drive block, the base is fixedly connected with a drive motor on one side of the drive block, and the output shaft of the drive motor is fixedly connected with a cam, and the cam is located in the drive ring and connected to the drive ring. conflict.

By arranging the cam to be in conflict with the drive ring, the drive ring can be moved up and down when the drive motor drives the cam to rotate. By setting the reciprocating mechanism to drive the drive block to reciprocate up and down, it is realized that when the drive block reciprocates up and down, it can drive multiple support rods to rotate, so that the test piece box at the other end of the support bar shakes up and down, and the concrete test piece in the test piece box is vibrated .

Preferably, the base is fixedly connected with limiting strips on both sides of the test piece box, and limiting grooves are opened on both sides of the test piece box, and the limiting strips are located in the limiting grooves and slidably connected with the test piece box.

By setting the limit groove and the limit bar, the limit of the test piece box is realized.

Preferably, a threaded rod is rotatably connected above the pressing plate, and the threaded rod passes through the mounting frame and is threadedly connected with the mounting frame.

By setting the threaded rod, the movement of the pressure plate can be controlled by the threaded rod.

Preferably, a movable plate is provided under the pressing plate, a return spring is provided between the movable plate and the pressing plate, and both ends of the returning spring are fixedly connected to the movable plate and the pressing plate respectively.

By setting the return spring and the movable plate, it is realized that the movable plate can provide pressure for the concrete specimen.

Preferably, the end of the threaded rod away from the pressing plate is fixedly connected with a driving handle.

By setting the driving handle, it is more convenient to turn the threaded rod.

Preferably, a demoulding hole is opened under the test piece box, and the test piece box is slidably connected with a demoulding rod in the demoulding hole.

By setting the demoulding rod in the demoulding hole, it is realized that the test piece can be demoulded through the demoulding rod.

Preferably, one end of the stripping rod located in the test piece box is fixedly connected with a stripping plate, and the test piece box is provided with a receiving groove under the stripping plate, and the holding groove is adapted to the stripping plate.

By setting the stripping plate on the stripping rod to prevent the stripping plate from falling down and leaving the test piece box.

To sum up, the automatic vibration system for concrete specimens, by setting the drive block driven by the reciprocating mechanism to reciprocate up and down, enables the drive block to drive multiple support rods to rotate up and down, so that the other end of the support rod is fixedly connected to the mounting frame The test piece box moves up and down, and the concrete test piece can be vibrated while the test piece box moves up and down. The same driving rod is connected with multiple support rods, which makes the vibration system capable of vibrating multiple concrete test pieces at the same time. Compared with a single vibrating device, it is more efficient and saves the time for staff to vibrate multiple concrete specimens.

Description of drawings

Fig. 1 is the structural representation of the present application;

Fig. 2 is a schematic diagram of the top view structure of the present application;

Fig. 3 is a side sectional view of the structure of the present application;

Fig. 4 is a schematic diagram of the reciprocating mechanism of the present application.

Explanation of reference signs:

1. Base; 2. Support rod; 3. Drive block; 4. Mounting frame; 5. Test piece box; 6. Press plate; 7. Drive ring; 8. Drive motor; 9. Cam; 10. Limit bar; 11 12, threaded rod; 13, movable plate; 14, return spring; 15, driving handle; 16, demoulding hole; 17, demoulding rod; 18, stripping plate;

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the application with reference to the drawings in the embodiments of the application. Apparently, the described embodiments are only some of the embodiments of the application, not all of them.

Referring to Fig. 1, Fig. 2 and Fig. 3, an automatic vibration system for concrete specimens includes a base 1, on which a plurality of support rods 2 are equidistantly arranged on the circumference, and the length direction of the support rods 2 is along the radial direction of the base 1 Setting, the support rod 2 includes two ends and a rod portion, the rod portion of the support rod 2 is connected to the base 1 in rotation, the support rod 2 can rotate up and down around the connection point with the base 1, and a drive is provided at one end of a plurality of support rods 2 close to each other. Block 3, driving block 3 is connected with each supporting rod 2 in rotation, when driving block 3 moves up and down, it can drive supporting rod 2 to rotate, and base 1 is provided with a reciprocating mechanism under driving block 3, and the reciprocating mechanism makes driving block 3 reciprocate up and down, supporting The end of the rod 2 away from the drive block 3 is rotatably connected to the mounting frame 4, and the test piece box 5 is fixedly connected to the bottom of the mounting frame 4, and the test piece box 5 is slidably connected to the base 1 along the vertical direction. When the drive block 3 drives one end of the support rod 2 When moving up and down, the test piece box 5 at the other end will move up and down, so that the concrete in the test piece box 5 will vibrate.

It should be noted that both ends of the support rod 2 are provided with bar-shaped grooves, the strip-shaped length direction of the bar-shaped groove is along the length direction of the support rod 2, and the two ends of the support rod 2 are respectively connected to the base 1 and the driving block 3 The hinged axis of the rotatable connection is established.

In the automatic vibration system for concrete specimens, the reciprocating mechanism drives the drive block 3 to move up and down when in use, thereby driving the plurality of support rods 2 rotationally connected with the drive block 3 to swing up and down, thereby making the specimen box 5 at the other end of the support rod 2 move up and down Swing to vibrate multiple concrete specimens.

With reference to Fig. 1, Fig. 3, Fig. 4, reciprocating mechanism comprises the driving ring 7 that is fixedly connected under the driving block 3, and the driving ring 7 is a square ring shape, and the base 1 is fixedly connected with a driving motor 8 at one side of the driving block 3, and the driving motor 8. The output shaft is fixedly connected with a cam 9. The cam 9 is vertically arranged. When the output shaft of the drive motor 8 rotates, the cam 9 is driven to rotate. The cam 9 is located in the drive ring 7 and conflicts with the drive ring 7. When the cam 9 rotates, the drive ring 7 Moving up and down, thereby driving the driving block 3 to move up and down.

The base 1 is fixedly connected to the limit bar 10 on both sides of the test piece box 5, the limit bar 10 is vertically arranged, and the limit groove 11 is opened on both sides of the test piece box 5, the limit groove 11 is adapted to the limit bar 10, and the limit The bar 10 is located in the limiting groove 11 and is slidably connected with the test piece box 5, and the test piece box 5 is limited by the limit bar 10, so that the support rod 2 can drive the test piece box 5 to move up and down.

Referring to Fig. 1, Fig. 3 and Fig. 4, the mounting frame 4 is located above the test piece box 5 and is provided with a pressure plate 6, which is adapted to the test piece box 5, and a threaded rod 12 is connected to the top of the pressure plate 6, and the threaded rod 12 is vertically arranged Above the pressing plate 6, the upper end of the threaded rod 12 passes through the mounting frame 4 and is threadedly connected with the mounting frame 4. When the threaded rod 12 rotates, it will drive the pressing plate 6 to move up and down, so that the pressing plate 6 can press the concrete in the test piece box 5. Reality. The end of the threaded rod 12 away from the pressing plate 6 is fixedly connected with a driving handle 15, and the driving handle 15 is located above the pressing plate 6 to facilitate the rotation of the threaded rod 12.

Press plate 6 below is provided with movable plate 13, and movable plate 13 is parallel to pressing plate 6, is provided with back-moving spring 14 between movable plate 13 and pressing plate 6, and back-moving spring 14 two ends are fixedly connected with movable plate 13 and pressing plate 6 respectively, and back-moving spring 14 Provide elastic force for the movable plate 13, when the pressure plate 6 is pressed down, the concrete specimen in the test piece box 5 can be squeezed by the mobile plate, and the existence of the return spring 14 can make the surface of the concrete specimen sink. Can continue to provide pressure to the concrete.

Referring to Fig. 1 and Fig. 3, a demoulding hole 16 is provided below the test piece box 5, and the test piece box 5 is located in the demoulding hole 16 and is slidably connected with a demoulding rod 17, and the demoulding rod 17 can slide up and down in the demoulding hole 16 , so that the concrete test piece formed in the test piece box 5 is ejected to facilitate demoulding of the concrete test piece. One end of the demoulding rod 17 located in the test piece box 5 is fixedly connected with a stripping plate 18. The stripping plate 18 is parallel to the pressing plate 6. The test piece box 5 is located below the stripping plate 18 and has a receiving groove 19. Adaptation, the stripping plate 18 can be accommodated in the accommodation groove 19, when demoulding is required, the stripping plate 18 is driven by the stripping rod 17 to eject the concrete specimen, the cooperation between the stripping plate 18 and the accommodation groove 19 is used to prevent stripping The template 18 falls downwards out of the test piece box 5 .

Working principle: When in use, start the drive motor 8 to drive the cam 9 located under the drive block 3 to rotate, and the cam 9 makes the drive ring 7 move up and down by conflicting with the drive ring 7, so that the drive ring 7 drives the drive block 3 to move up and down, and the drive block 3 Moving up and down will drive the specimen box 5 at the other end of the support pole 2 to move up and down through the support rod 2, so that the concrete specimen in the specimen box 5 is vibrated; The mobile plate that connects by return spring 14 can provide pressure for concrete specimen all the time, guarantees that concrete specimen is compacted; The parts are ejected for easy demoulding.

The above is only a preferred embodiment of the present application, but the scope of protection of the present application is not limited thereto. Anyone familiar with the technical field within the technical scope disclosed in this application, according to the technical solutions of this application Any equivalent replacement or change of the concept of the application and its application shall be covered within the scope of protection of this application.

Claims (7)

1. Automatic tap system of concrete sample, including base (1), its characterized in that: the supporting device is characterized in that a plurality of supporting rods (2) are equidistantly arranged on the base (1) in the circumferential direction, the length direction of each supporting rod (2) is arranged along the radial direction of the base (1), the supporting rods (2) are rotatably connected with the base (1), a driving block (3) is arranged at one end, close to the supporting rods (2), of each supporting rod (2), the driving block (3) is rotatably connected with each supporting rod (2), a reciprocating mechanism is arranged below the driving block (3) of the base (1), a mounting frame (4) is rotatably connected at one end, far away from the driving block (3), of each supporting rod (2), a test piece box (5) is fixedly connected below the mounting frame (4), the test piece box (5) is slidably connected with the base (1) in the vertical direction, and a pressing plate (6) is arranged above the test piece box (5) of the mounting frame (4);

reciprocating mechanism includes drive ring (7) of fixed connection in drive block (3) below, base (1) is located drive block (3) one side fixedly connected with driving motor (8), driving motor (8) output shaft fixedly connected with cam (9), cam (9) are located drive ring (7) and are contradicted with drive ring (7).

2. The automated concrete specimen compaction system of claim 1, wherein: the base (1) is located test piece box (5) both sides fixedly connected with spacing strip (10), spacing groove (11) have been seted up to test piece box (5) both sides, spacing strip (10) are located spacing groove (11) and test piece box (5) sliding connection.

3. The automated concrete specimen compaction system of claim 1, wherein: the pressing plate (6) is connected with a threaded rod (12) in a rotating mode, and the threaded rod (12) penetrates through the mounting frame (4) and is in threaded connection with the mounting frame (4).

4. The automated concrete specimen compaction system of claim 3, wherein: a movable plate (13) is arranged below the pressing plate (6), a return spring (14) is arranged between the movable plate (13) and the pressing plate (6), and two ends of the return spring (14) are fixedly connected with the movable plate (13) and the pressing plate (6) respectively.

5. The automated concrete specimen compaction system of claim 4, wherein: one end of the threaded rod (12) far away from the pressure plate (6) is fixedly connected with a driving handle (15).

6. The automated concrete specimen compaction system of claim 1, wherein: a demoulding hole (16) is formed below the test piece box (5), and a demoulding rod (17) is slidably connected to the test piece box (5) in the demoulding hole (16).

7. The automated concrete specimen compaction system of claim 6, wherein: the stripper bar (17) is located one end fixedly connected with stripper plate (18) of test piece box (5), test piece box (5) are located stripper plate (18) below and have seted up holding tank (19), holding tank (19) and stripper plate (18) looks adaptation.

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