CN204151686U - A kind of deceleration type tumbling barrel for filling concrete - Google Patents

Abstract

The utility model discloses a deceleration-type string cylinder for concrete pouring, which relates to the field of concrete pouring. The string cylinder includes several string string segments connected in sequence, and each string string segment includes a pipe and a first connecting plate and the second connecting plate, the first connecting plate is fixedly connected to the top of the pipeline, the second connecting plate is fixedly connected to the bottom of the pipeline, the upper part of the inner wall of the pipeline is provided with a first deceleration plate, and the lower part of the inner wall of the pipeline is provided with a For the second speed brake used in conjunction with the first speed brake, the angle between the first speed brake and the longitudinal section of the pipe is 30°-45°, and the angle between the second speed brake and the longitudinal section of the pipe is 30°- 45°. The first deceleration plate and the second deceleration plate in the utility model can reduce the speed of concrete in the vertical direction, reduce the segregation of concrete, and improve the quality of poured concrete; the volume of the stringing tube section is small, and the transportation is more convenient.

Description

A decelerating stringer for concrete pouring

technical field

The utility model relates to the field of concrete construction, in particular to a decelerating string cylinder used for pouring concrete.

Background technique

In the existing concrete construction of high piers in bridge structures, stringers are usually used as guiding equipment for vertically conveying concrete. The stringers include several pipes made of polystyrene materials, and several pipes are connected in sequence. The concrete is inside the stringer, which can Slide along the inside wall of the skewer to the bottom of the skewer.

When the existing stringers are in use, there are the following defects: when the concrete slides down the inner wall of the stringer, the speed in the vertical direction is relatively high, and segregation is prone to occur, resulting in poor quality of the concrete that falls to the bottom of the stringer.

Utility model content

Aiming at the defects existing in the prior art, the purpose of this utility model is to provide a decelerating stringer for concrete pouring, which can effectively reduce concrete segregation and improve the quality of poured concrete.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a deceleration-type stringing tube for concrete pouring, including a number of stringing tube segments connected in sequence, each stringing tube segment includes a pipe, a first connection plate and a second connecting plate, the first connecting plate is fixedly connected to the top of the pipeline, and the second connecting plate is fixedly connected to the bottom of the pipeline. The lower part of the inner wall is provided with a second speed brake for use in conjunction with the first speed brake. The angle between the first speed brake and the longitudinal section of the pipe is 30°-45°, and the angle between the second speed brake and the longitudinal section of the pipe is The angle is 30°～45°.

On the basis of the above technical solution, the side wall of the pipeline is provided with a first installation hole for installing the first deceleration plate, and the distance between the first installation hole and the first connecting plate is 1/4 of the length of the pipeline.

On the basis of the above technical solution, the side wall of the pipeline is provided with a second mounting hole for mounting the second deceleration plate, and the distance between the second mounting hole and the second connecting plate is 1/4 of the length of the pipeline.

On the basis of the above technical solution, the upper part of the inner wall of the pipeline is fixed with a first reinforcing rib for cooperating with the first deceleration plate, and the first deceleration plate is connected with the pipeline through the first reinforcing rib; the lower part of the inner wall of the pipeline is fixed with A second reinforcing rib for cooperating with the second speed brake, and the second speed brake is connected with the pipeline through the second reinforcing rib.

On the basis of the above technical solution, the top outside of the pipe is provided with a first reinforcing plate for fixing the first connecting plate, and the bottom outside of the pipe is provided with a second reinforcing plate for fixing the second connecting plate.

On the basis of the above technical solution, the first connecting plate and the second connecting plate both have a plurality of connecting holes.

On the basis of the above technical solution, the cross-sections of the first connecting plate and the second connecting plate are circular.

On the basis of the above technical solution, the length of the pipeline is 100-600 cm.

On the basis of the above technical solution, the inner diameter of the pipeline is 30-70 cm.

On the basis of the above technical solution, the inner diameter of the pipeline is 50cm.

Compared with the prior art, the utility model has the advantages of:

(1) The deceleration type string tube used for concrete pouring in the utility model includes a first deceleration plate and a second deceleration plate arranged on the inner wall of the pipeline, and the angle between the first deceleration plate and the longitudinal section of the pipeline is 30°～ 45°, the angle between the second speed brake and the longitudinal section of the pipeline is 30°-45°. After the concrete falls into the pipe, it first collides with the first deceleration plate, the speed of the concrete decreases in the vertical direction, then falls along the inclined direction of the first deceleration plate, and then collides with the second deceleration plate. The speed in the vertical direction decreases again, and falls into the next string tube along the inclined direction of the second deceleration plate. Compared with the prior art where the concrete falls directly, the speed in the vertical direction is relatively high, and the concrete is prone to segregation, this When the utility model is in use, it can effectively reduce the segregation of concrete and improve the quality of poured concrete.

(2) The deceleration-type string tube used for concrete pouring in the utility model includes a number of string tube segments connected in sequence, and the string tube segments are connected by the first connecting plate and the second connecting plate. After the completion, the skewer can be disassembled and then transferred. The disassembled skewer is divided into several skewer segments. The volume of the skewer segments is small and the transportation is more convenient.

Description of drawings

Fig. 1 is the structural schematic diagram of the deceleration type string cylinder that is used for concrete pouring in the utility model embodiment;

Fig. 2 is a sectional view along the direction A-A of Fig. 1 .

In the figure: 1-the first speed brake, 2-the first reinforcing rib, 3-the second strengthening plate, 4-the first connecting plate, 5-the first strengthening plate, 6-pipeline, 7-the second speed reducing plate, 8 - second connecting plate, 9 - second reinforcing rib.

Detailed ways

Embodiments of the utility model will be described in further detail below in conjunction with the accompanying drawings.

Referring to Fig. 1, the embodiment of the present utility model provides a deceleration-type stringer for concrete pouring, which includes a number of sequentially connected stringer segments, and each stringer segment includes a pipe 6, a first connecting plate 4 and the second connecting plate 8, the first connecting plate 4 is fixedly connected to the top of the pipeline 6, and the second connecting plate 8 is fixedly connected to the bottom of the pipeline 6. The length of the pipe 6 is 100-600 cm, preferably 400 cm; the inner diameter of the pipe 6 is 30-70 cm, preferably 50 cm.

The outer top of the pipe 6 is provided with a first reinforcing plate 5 for fixing the first connecting plate 4 , and the outer bottom of the pipe 6 is provided with a second reinforcing plate 3 for fixing the second connecting plate 8 .

Referring to Fig. 2, the first connecting plate 4 and the second connecting plate 8 both have a plurality of connecting holes, and the cross-sections of the first connecting plate 4 and the second connecting plate 8 are circular.

The upper part of the inner wall of the pipeline 6 is provided with a first deceleration plate 1, and the lower part of the inner wall of the pipeline 6 is provided with a second deceleration plate 7 for cooperating with the first deceleration plate 1. The clip between the first deceleration plate 1 and the longitudinal section of the pipeline 6 The angle is 30°-45°, preferably 45°; the angle between the second speed brake 7 and the longitudinal section of the pipe 6 is 30°-45°, preferably 45°.

The upper part of the inner wall of the pipeline 6 is provided with a first reinforcing rib 2 for cooperating with the first deceleration plate 1, and the first deceleration plate 1 is connected with the pipeline 6 through the first reinforcing rib; The second reinforcing rib 9 used by the plate 7 is connected to the pipeline 6 through the second reinforcing rib 9 .

The side wall of the pipeline 6 is provided with a first installation hole for installing the first speed brake 1 and a second installation hole for installing the second speed brake 7, and the distance between the first installation hole and the top end of the pipeline 6 is the length of the pipeline 6 1/4 of the distance between the second installation hole and the bottom end of the pipeline 6 is 1/4 of the length of the pipeline 6 .

The manufacturing method of the deceleration type string tube used for concrete pouring in the embodiment of the utility model is as follows:

S1: Determine the length and diameter of the pipeline 6 according to construction requirements, and open a first installation hole and a second installation hole inside the pipeline 6 .

S2: Install the first deceleration plate 1 in the first installation hole at an angle of 30° to 45° with the inner wall of the pipeline 6; in the second installation hole at an angle of 30° with the inner wall of the pipeline 6 ~ 45° to install the second speed brake 7 .

S3: installing the first connecting plate 4 with connection holes on the top of the pipeline 6, and installing the second connection plate 8 with connection holes on the bottom of the pipeline 6.

S4: Install the first reinforcing plate 5, the second reinforcing plate 3, the first reinforcing rib 2 and the second reinforcing rib 9 on the outer wall of the pipe 6 to obtain a stringing tube segment.

S5: Steps S1-S4 are repeatedly executed to obtain a number of barrel segments.

S6: Use bolts to connect several stringer segments one by one to obtain a decelerating stringer for concrete pouring.

The utility model is not only limited to the above-mentioned best implementation mode, anyone can draw other various forms of products under the enlightenment of the utility model, but no matter make any changes in its shape or structure, anyone who has the same features as the utility model The same or similar technical solutions are all within the scope of protection.

Claims (10)

1. A deceleration-type stringer for concrete pouring, comprising several sequentially connected stringer segments, each stringer segment including a pipe (6), a first connecting plate (4) and a second connecting plate (8), the first connecting plate (4) is fixedly connected to the top of the pipeline (6), and the second connecting plate (8) is fixedly connected to the bottom of the pipeline (6), characterized in that: the pipeline (6) The upper part of the inner wall of the pipeline (6) is provided with a first deceleration plate (1), and the lower part of the inner wall of the pipe (6) is provided with a second deceleration plate (7) for use in conjunction with the first deceleration plate (1). The first deceleration plate (1) and The included angle between the longitudinal sections of the pipeline (6) is 30°-45°, and the included angle between the second speed brake (7) and the longitudinal section of the pipeline (6) is 30°-45°. 2. The deceleration type string cylinder for concrete pouring as claimed in claim 1, characterized in that: the side wall of the pipeline (6) is provided with a first installation hole for installing the first deceleration plate (1), the second The distance between a mounting hole and the first connecting plate (4) is 1/4 of the length of the pipeline (6). 3. The deceleration type string cylinder for concrete pouring according to claim 1, characterized in that: the side wall of the pipe (6) is provided with a second installation hole for installing the second deceleration plate (7), the second The distance between the two mounting holes and the second connecting plate (8) is 1/4 of the length of the pipeline (6). 4. The deceleration type string cylinder for concrete pouring according to claim 1, characterized in that: the upper part of the inner wall of the pipe (6) is fixed with a first reinforcement for cooperating with the first deceleration plate (1) Rib (2), the first speed brake (1) is connected with the pipe (6) through the first reinforcing rib (2); the lower part of the inner wall of the pipe (6) is fixed with a first speed brake (7) for matching Two reinforcing ribs (9), the second deceleration plate (7) is connected with the pipeline (6) through the second reinforcing rib (9). 5. The deceleration-type string tube for concrete pouring according to claim 1, characterized in that: a first reinforcing plate (5) for fixing the first connecting plate (4) is provided on the outside of the top of the pipe (6) ), the outer bottom of the pipe (6) is provided with a second reinforcing plate (3) for fixing the second connecting plate (8). 6 . The decelerating type stringer for concrete pouring according to claim 1 , characterized in that: the first connecting plate ( 4 ) and the second connecting plate ( 8 ) are both provided with a number of connecting holes. 7 . 7. The deceleration type string tube for concrete pouring according to any one of claims 1 to 6, characterized in that: the cross-sections of the first connecting plate (4) and the second connecting plate (8) are both In the shape of a ring. 8. The deceleration type stringer for concrete pouring according to any one of claims 1-6, characterized in that: the length of the pipeline (6) is 100-600 cm. 9. The decelerating type stringer for concrete pouring according to any one of claims 1-6, characterized in that: the inner diameter of the pipe (6) is 30-70 cm. 10. The deceleration type string for concrete pouring according to claim 9, characterized in that: the inner diameter of the pipe (6) is 50 cm.