CN216760236U

CN216760236U - Novel concrete vibration test device

Info

Publication number: CN216760236U
Application number: CN202123067906.XU
Authority: CN
Inventors: 徐谋; 吕从聪; 程波; 王宇
Original assignee: China Three Gorges University CTGU
Current assignee: China Three Gorges University CTGU
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-06-17
Anticipated expiration: 2031-12-08

Abstract

The utility model provides a novel concrete vibration test device which comprises a base, wherein the base is connected with a vibration table board through a spring damping supporting device, a vibration motor is arranged on the lower side of the vibration table board, a mold fixing device is arranged on the upper side of the vibration table board and comprises a connecting column arranged on the upper side of the vibration table board, a fixing frame is connected with the connecting column, a longitudinal sliding groove and a transverse sliding groove are formed in the fixing frame, two groups of moving rods are arranged between the two longitudinal sliding grooves and the two transverse sliding grooves, and the end parts of the moving rods are provided with bolts matched with the longitudinal sliding grooves or the transverse sliding grooves and are fixed through nuts. This device passes through mould fixing device to be fixed concrete mold on the platform that vibrates, has effectively reduced the risk that the mould inclined under the high frequency vibration. Meanwhile, the relative positions of the fixing frame and the moving rod of the die fixing device can be adjusted, the function of installing dies with various specifications is realized, and the practicability of the device is improved.

Description

Novel concrete vibration test device

Technical Field

The utility model relates to the field of concrete material processing, in particular to a novel concrete vibration test device.

Background

In order to specifically study various indexes of concrete, it is a common practice to simulate vibration in a laboratory. The laboratory should not adopt the vibrating rod to vibrate, is more suitable to use the platform that vibrates. The high-frequency vibration of the vibrating table enables the concrete in the mould to be more uniform and compact. At present in the laboratory, traditional vibration platform is at the course of the work, and the vibration of vibrating motor high frequency produces the horizontal force, can make the mould on the shaking table take place violent jolting, and the less concrete mould of some specifications can take place to remove and turn on one's side under the effect of horizontal force, and then leads to the concrete to empty out, causes the processing failure. In addition, the vibrating table is heavy in weight, inconvenient to move and labor-consuming.

Therefore, there is a need to invent a vibration device for laboratory use to recover the concrete vibration process on site as much as possible and solve the above technical problems.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a novel concrete vibration test device which can be used for a vibration simulation process of concrete in a laboratory, is simple to operate and can effectively solve the problem of mold dumping in the vibration process.

In order to solve the technical problems, the technical scheme is as follows: the utility model provides a novel concrete test that vibrates device, includes the base, and the base passes through spring shock attenuation strutting arrangement to be connected with the mesa that vibrates, and the mesa downside that vibrates is equipped with vibrating motor, and the mesa upside that vibrates is equipped with mould fixing device, mould fixing device is connected with the spliced pole including setting up at the spliced pole of the mesa upside that vibrates, fixed frame, is equipped with vertical spout and horizontal spout on the fixed frame, all is equipped with two sets of carriage release levers between two vertical spouts and two horizontal spouts, and the carriage release lever tip is equipped with and fixes through the nut with vertical spout or horizontal spout complex bolt.

In the preferred scheme, the spring shock absorption supporting device comprises an upper supporting pier connected with the vibrating table board and a lower supporting pier connected with the base, and two ends of a spring are embedded and fixed in grooves of the upper supporting pier and the lower supporting pier.

In the preferred scheme, baffles are arranged on the periphery of the upper side of the vibrating table top, and slag discharge ports are formed in the baffles.

In the preferred scheme, the baffle outside is equipped with the drainage groove that corresponds with row cinder notch, and the drainage groove includes drainage plate and the guide plate that sets up drainage plate both sides under.

In the preferred scheme, the fixing frame is provided with a through hole matched with the connecting column.

The novel concrete vibration test device provided by the utility model has the following beneficial effects:

1. the mould that will be equipped with the concrete through mould fixing device is fixed on the mesa that vibrates, and the effectual mould that has reduced horizontal migration and the risk of empting under the high frequency vibration.

2. Through adjusting the relative position of mould fixing device carriage release lever and fixed frame, can realize the purpose of installation multiple specification mould, increase the practicality of this device.

3. The device has the advantages of simple structure, low manufacturing cost, convenient operation and easy popularization and use.

Drawings

The utility model is further illustrated with reference to the accompanying drawings and examples:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the spring shock mount support;

in the figure: the vibration die comprises a base 1, a vibration motor 2, a vibration table top 3, a spring damping supporting device 4, a die fixing device 5, a baffle 6, a drainage groove 7, an upper buttress 401, a spring 402, a lower buttress 403, a connecting column 501, a fixing frame 502 and a moving rod 503.

Detailed Description

As shown in fig. 1, a novel concrete vibration test device, including base 1, base 1 is connected with the mesa 3 that vibrates through spring shock attenuation strutting arrangement 4, and the mesa 3 downside that vibrates is equipped with vibrating motor 2, and the mesa 3 upside that vibrates is equipped with mould fixing device 5.

Further, base 1 is the cuboid structure, and base 1 inside can be the groove structure. The bottom of the base 1 can be provided with a movable wheel, so that the device can be conveniently moved. The bottom plate of the vibrating table-board 3 is a rectangular plane structure. By adopting the structure, the spring damping and supporting devices 4 are more easily and symmetrically arranged, and the stability of the whole device is improved.

As shown in fig. 1, the mold fixing device 5 includes a connection column 501 disposed on the upper side of the vibrating table 3, a fixing frame 502 is connected to the connection column 501, a longitudinal sliding groove and a transverse sliding groove are disposed on the fixing frame 502, two sets of moving rods 503 are disposed between the two longitudinal sliding grooves and the two transverse sliding grooves, and the ends of the moving rods 503 are disposed with bolts engaged with the longitudinal sliding groove or the transverse sliding groove and fixed by nuts. The fixing frame 502 and the moving rod 503 are matched with each other, so that moulds of various specifications can be installed and fixed, and the practicability of the concrete vibrating table top is improved. Simultaneously, after the nut is fixed, the risk that the mould topples over under the high frequency vibration has effectively been reduced.

As shown in fig. 2, the spring shock-absorbing supporting device 4 comprises an upper buttress 401 connected with the vibrating table top 3 and a lower buttress 403 connected with the base 1, and two ends of a spring 402 are embedded and fixed in grooves of the upper buttress 401 and the lower buttress 403. The spring shock-absorbing supporting devices 4 can be arranged in four groups and are symmetrically arranged at four corner positions of the base 1. Through spring shock attenuation strutting arrangement 4 can reduce the vibration power transmission of the platform during operation of vibrating by a wide margin to base 1 to make the base more steady.

In the preferred scheme, baffles 6 are arranged on the periphery of the upper side of the vibrating table top 3, and slag discharge ports are formed in the baffles 6. The arrangement of the slag discharging port can facilitate the discharge of concrete waste slag and is also beneficial to the discharge of sewage generated when the vibrating table top is cleaned.

In the preferred scheme, 6 outsides of baffle are equipped with the drainage groove 7 that corresponds with row cinder notch, and drainage groove 7 includes drainage plate and the guide plate of setting in drainage plate both sides down. The drainage plate of downward sloping can prevent the sewage backward flow of clearance, and the guide plate of both sides can prevent that sewage from flowing out from both sides, is convenient for concentrate recovery sewage.

In a preferred scheme, the fixing frame 502 is provided with a through hole matched with the connecting column 501.

The connecting column 501 can not only play a role in limiting the periphery of the fixing frame 502, but also facilitate the vertical adjustment of the fixing frame 502 according to the size of the mold.

The working principle of the utility model is as follows: firstly, selecting concrete test blocks with corresponding size specifications to prepare a mould according to test requirements. The bolts at the ends of the moving rods 503 of the mold fixing device 5 are loosened, the relative positions of the moving rods 503 and the fixed frame 502 are adjusted, the mold is mounted, and the bolts at the ends of the moving rods 503 are tightened. Concrete materials are poured into the mould on the upper side of the vibrating table-board 3, the vibrating motor 2 is started, and the vibrating table-board 3 vibrates along with the vibrating motor 2 under the effect of the vibrating force, so that the vibrating and compacting process of the concrete is realized. Meanwhile, the mold fixing device 5 provides a fixing protection effect for the mold, and reduces the risk of horizontal movement and toppling of the mold under high-frequency vibration. The cushioning effect of the spring cushioning support means 4 makes the base 1 more stable.

Claims

1. The utility model provides a novel concrete vibration test device which characterized in that: including base (1), base (1) is connected with the mesa of vibrating (3) through spring shock attenuation strutting arrangement (4), and mesa of vibrating (3) downside is equipped with vibrating motor (2), and mesa of vibrating (3) upside is equipped with mould fixing device (5), mould fixing device (5) are connected with spliced pole (501) including setting up spliced pole (501) at mesa of vibrating (3) upside, fixed frame (502), are equipped with vertical spout and horizontal spout on fixed frame (502), all are equipped with two sets of carriage release levers (503) between two vertical spouts and two horizontal spouts, and carriage release lever (503) tip is equipped with and fixes through the nut with vertical spout or horizontal spout complex bolt.

2. The novel concrete vibration test device of claim 1, characterized in that: the spring shock-absorbing supporting device (4) comprises an upper buttress (401) connected with the vibrating table top (3) and a lower buttress (403) connected with the base (1), and two ends of a spring (402) are embedded and fixed in grooves of the upper buttress (401) and the lower buttress (403).

3. The novel concrete vibration test device of claim 1, characterized in that: baffles (6) are arranged on the periphery of the upper side of the vibrating table top (3), and slag discharge openings are formed in the baffles (6).

4. The novel concrete vibration test device of claim 3, characterized in that: the outer side of the baffle (6) is provided with a drainage groove (7) corresponding to the slag discharge port, and the drainage groove (7) comprises a lower drainage plate and guide plates arranged on two sides of the lower drainage plate.

5. The novel concrete vibration test device of claim 1, characterized in that: and the fixing frame (502) is provided with a through hole matched with the connecting column (501).