CN212001113U

CN212001113U - Cross blade type buffering concrete chute

Info

Publication number: CN212001113U
Application number: CN201922288741.5U
Authority: CN
Inventors: 王宋华; 陈学松; 聂闯; 荆传奎; 刘鹏
Original assignee: Ccteb Infrastructure Construction Investment Co ltd; China Construction Third Engineering Bureau Co Ltd
Current assignee: Ccteb Infrastructure Construction Investment Co ltd; China Construction Third Engineering Bureau Co Ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-11-24
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a cross vane type buffering concrete chute, including metal baffle, the U-shaped chute, the square timber, combination location steel sheet and cross blade, U-shaped chute notch bilateral symmetry is provided with the metal baffle of rectangle, both fix through the welding, the welding angle is along U-shaped chute notch anticlockwise 45, the tip welding of U-shaped chute has the combination location steel sheet, through the combination location steel sheet of pre-adjustment, with the inclination of confirming the U-shaped chute when using, the velocity of flow of control concrete in the U-shaped chute, the cross blade is the bottom of falling triangle-shaped evenly arranging at the U-shaped chute, with the help of the automatic buffering of cross blade inverted triangle-shaped structure, the velocity of flow of concrete has effectively been reduced, the three square timber along horizontal evenly arranged is installed at the back of U-shaped chute. The utility model discloses simple structure can used repeatedly, has effectively solved when cushion cap deep basal pit concrete placement difference in height is greater than 2m, and the concrete flow velocity leads to its segregation and the technical problem who damages the cushion cap reinforcing bar too fast.

Description

Cross blade type buffering concrete chute

Technical Field

The utility model relates to a cushion cap deep basal pit concrete construction technical field specifically is a cross vane type buffering concrete chute.

Background

In the civil engineering industry, concrete is one of the most main engineering materials, the performance of the concrete has profound influence on the quality of the whole engineering structure, so that the strict control of the concrete quality in the concrete pouring process is very critical, when the pouring place space is too narrow or the height difference is too large, the concrete is inconvenient to convey safely, an accessory device chute (made of wood or iron, semicircular or semi-quadrangular) is adopted to slide down from high to low, the construction method can prevent the concrete from generating segregation phenomenon due to the action of gravity, and the concrete quality is guaranteed.

The prior chute device mainly comprises a semicircular shape, a Y shape, a rotary type, a multi-opening type, a walking type and a combined type. Hardly at concrete placement in-process developments with the accuse concrete velocity of flow, must consume the manual work and transport down the concrete with instrument such as spade by the device, it is consuming time more, or through concrete tank car control flow rate, adopt the tank car self-discharging can't accurately pour the specific position again, municipal administration cushion cap deep basal pit concrete placement adopts the pump truck casting cost also very high moreover.

Disclosure of Invention

When being greater than 2m in order to overcome among the prior art cushion cap deep basal pit concrete placement difference in height, the concrete flow velocity leads to its segregation, the technical defect who damages the cushion cap reinforcing bar at the excessive speed, the utility model provides a cross vane type buffering concrete chute can realize the velocity of flow of automatically regulated concrete, has solved above-mentioned technical problem.

The utility model realizes the purpose through the following technical proposal that the cross-shaped blade type buffering concrete chute comprises a metal baffle, a U-shaped chute, square wood, a combined positioning steel plate and cross-shaped blades, wherein both ends of the U-shaped chute are open, rectangular metal baffles are symmetrically arranged at both sides of a notch, the two metal baffles are fixed by welding, and forms a semi-closed structure, the welding angle is 45 degrees along the anticlockwise direction of the U-shaped chute notch, the end part of the U-shaped chute is welded with a combined positioning steel plate, through the angle of adjusting the combination location steel sheet in advance to confirm the inclination of U-shaped chute when using, the velocity of flow of control concrete in the U-shaped chute, the cross blade is the bottom of falling the triangle-shaped and evenly arranging at the U-shaped chute, falls the automatic buffering of triangle-shaped structure with the help of the cross blade, has effectively reduced the velocity of flow of concrete, and the back of U-shaped chute is installed along horizontal three square timber of evenly arranging.

According to the cross-blade type buffer concrete chute, the thickness of the metal baffle plate is 5mm-10 mm.

According to the cross vane type buffer concrete chute, the U-shaped chute is 5000mm multiplied by 800mm multiplied by 200mm in size, and the thickness is 20mm-30mm in size.

According to the cross-shaped blade type buffering concrete chute, the cross-sectional size of the square timber at the back of the U-shaped chute is 50mm multiplied by 50 mm.

The combined positioning steel plate at the end part of the U-shaped chute has the size of 500mm multiplied by 200mm and the thickness of 20mm-30 mm.

The cross blade type buffer concrete chute is characterized in that the cross blades at the bottom of the U-shaped chute are arranged in an inverted triangle shape, the number of the cross blades is 17, the length dimension is 150mm, and the width dimension is 100 mm.

The utility model discloses a theory of operation does: the U-shaped chute and the metal baffle plate have smooth surfaces, concrete conveying is facilitated, the cross blades longitudinally arranged along the U-shaped chute are used as automatic buffering devices and are evenly arranged in an inverted triangle mode, when concrete is conveyed downwards from the end portion of the chute, due to the automatic buffering of the cross blades, the flow speed of the concrete is effectively reduced, the conveying of the concrete is not affected, and three square timbers longitudinally arranged along the chute are evenly arranged on the back portion of the chute for improving the rigidity of the chute. The U-shaped chute tip has set up the combined positioning steel sheet, and the combined positioning steel sheet passes through bolt and U-shaped chute end connection, can freely adjust the inclination of U-shaped chute, has also controlled the conveying speed of concrete to a certain extent to reach the dual power consumption's purpose, effectively prevented the segregation phenomenon that the concrete dead weight produced.

Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can reach following beneficial effect: the cross vane type buffering concrete chute has the advantages of simple structure, low manufacturing cost, easy processing and disassembly and convenient construction, and can reduce the integral gradient of the chute, dissipate the concrete energy to the maximum extent and control the concrete flow speed by adjusting the angle of the combined positioning steel sheet before concrete pouring; the cross blades uniformly arranged at the bottom of the U-shaped chute can continuously and effectively play an energy consumption role, automatically control the flow velocity of concrete and prevent impact damage to reinforcing steel bars of the bearing platform; the square wood arranged at the back of the U-shaped chute improves the overall rigidity of the chute, enhances the stability, reduces the sliding or bending danger of the chute and can meet the conveying requirements of concrete of different grades; the metal baffles arranged on the two sides of the U-shaped chute effectively reduce the waste in the concrete conveying process.

Drawings

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

FIG. 1 is an axial side view of a cross-blade type buffer concrete chute according to the present invention;

FIG. 2 is an axial side view of the cross-blade type buffer concrete chute of the present invention in another direction;

in the figure: 1-a metal baffle; 2-a U-shaped chute; 3-square timber; 4-combining and positioning the steel sheets; 5-cross blade.

Detailed Description

As shown in FIG. 1 and FIG. 2, for the utility model, the overall structure of a cross-blade type buffer concrete chute is schematically illustrated, which comprises a metal baffle 1, a U-shaped chute 2, a square timber 3, a combined positioning steel plate 4 and a cross-shaped blade 5, wherein both ends of the U-shaped chute 2 are open, rectangular metal baffles 1 are symmetrically arranged on both sides of the slot, the metal baffles 1 and the rectangular metal baffle are fixed by welding to form a semi-closed structure, the welding angle is 45 degrees along the slot of the U-shaped chute 2 in a counterclockwise direction, the combined positioning steel plate 4 is welded on the end of the U-shaped chute 2, the inclination angle of the U-shaped chute 2 in use is determined by adjusting the angle of the combined positioning steel plate 4 in advance, the flow velocity of concrete in the U-shaped chute 2 is controlled, the cross-shaped blade 5 is uniformly arranged at the bottom of the U-shaped chute 2 in an inverted triangle shape, the, the back of the U-shaped chute 2 is provided with three square timbers 3 which are evenly arranged along the transverse direction.

The size of the U-shaped chute 2 is 5000mm multiplied by 800mm multiplied by 200mm, the thickness size is 20mm-30mm, the section size of the square wood 3 at the back of the U-shaped chute 2 is 50mm multiplied by 50mm, the size of the combined positioning steel plate 4 at the end part of the U-shaped chute 2 is 500mm multiplied by 200mm, the thickness is 20mm-30mm, the cross-shaped blades 5 at the bottom of the U-shaped chute 2 are arranged in an inverted triangle shape, 17 in total, the length size is 150mm, and the width size is 100 mm.

Be equipped with align to grid's cross blade 5 in the U-shaped chute 2, the welding of cross blade 5 is in the chute bottom, and the notch position at U-shaped chute 2 is welded to metal baffle 1, and the welding of 2 tip in U-shaped chute has combined positioning steel sheet 4, and the welding of

square timber

3 and 2 bottoms in U-shaped chute is through the welding block connecting piece, and each part can be cast wholly or weld integratively, and the material can select for use low yield point steel or Q235 steel.

The utility model discloses before concrete placement, the technical staff is through the angle of pre-adjustment combination location steel sheet 4 in order to confirm the inclination of U-shaped chute 2, as first order control concrete flow rate, the machinery through 5 autogiration in U-shaped chute 2 bottoms cross blade blocks the effect, as the second time control concrete flow rate, the function of hierarchical power consumption has been realized under dual control, finally with the flow rate control of concrete in reasonable scope and reach cushion cap department, the concrete has effectively been solved because the segregation that the dead weight produced and the technological problem of harm cushion cap reinforcing bar under finite space or obvious discrepancy in elevation.

It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a cross vane type buffering concrete chute, includes metal baffle (1), U-shaped chute (2), square timber (3), combination location steel sheet (4) and cross blade (5), its characterized in that: u-shaped chute (2) both ends are opened, and the notch bilateral symmetry is provided with metal baffle (1) of rectangle, and both are fixed through the welding, and form a semi-closed structure, the welding angle is along U-shaped chute (2) notch anticlockwise 45, and the tip welding of U-shaped chute (2) has combined position steel sheet (4), through the angle of adjusting combined position steel sheet (4) in advance, with the inclination of confirming U-shaped chute (2) when using, the velocity of flow of control concrete in U-shaped chute (2), cross blade (5) are the bottom of falling triangle-shaped evenly arranged at U-shaped chute (2), with the help of the automatic buffering of cross blade (5) inverted triangle-shaped structure, have effectively reduced the velocity of flow of concrete, three square timber (3) along horizontal evenly arranged are installed to the back of U-shaped chute (2).

2. The cross-vane-type cushioned concrete chute as set forth in claim 1, wherein: the thickness of the metal baffle (1) is 5mm-10 mm.

3. The cross-vane-type cushioned concrete chute as set forth in claim 1, wherein: the U-shaped chute (2) has the dimensions of 5000mm multiplied by 800mm multiplied by 200mm and the thickness dimension of 20mm-30 mm.

4. A cross-vane-type buffer concrete chute as claimed in claim 3 wherein: the cross section of the square timber (3) at the back of the U-shaped chute (2) is 50mm multiplied by 50 mm.

5. The cross-bladed buffered concrete chute of claim 4 wherein: the combined positioning steel plate (4) at the end part of the U-shaped chute (2) has the size of 500mm multiplied by 200mm and the thickness of 20mm-30 mm.

6. The cross-vane-type cushioned concrete chute as set forth in claim 5 wherein: the cross blades (5) at the bottom of the U-shaped chute (2) are arranged in an inverted triangle, and are 17 in total, the length dimension is 150mm, and the width dimension is 100 mm.