CN114575597B

CN114575597B - Concrete pouring chute

Info

Publication number: CN114575597B
Application number: CN202210308108.1A
Authority: CN
Inventors: 张桂玉; 安百平; 赵新明; 景帅帅; 张�成; 赵桂云; 陆军; 毛洪昌
Original assignee: Tianyuan Construction Group Co Ltd; Veterans Shandong Construction Group Co Ltd
Current assignee: Tianyuan Construction Group Co Ltd; Veterans Shandong Construction Group Co Ltd
Priority date: 2022-03-26
Filing date: 2022-03-26
Publication date: 2023-05-09
Anticipated expiration: 2042-03-26
Also published as: CN114575597A

Abstract

The invention provides a concrete pouring chute, which comprises a main channel and a plurality of component branch channels, wherein the main channel comprises a plurality of main chutes, a branch discharge hole is formed in the middle of one vertical side wall of each main chute, and a branch baffle is arranged in the branch discharge hole; the branch channels of the components can be distributed on one side or two sides of the main channel, each branch channel of the components is butted with a corresponding branch discharge port, and each branch channel of the components comprises a butt joint chute and a plurality of branch chutes. The pouring chute is provided with a plurality of branch channels, and the multi-region synchronous pouring of the large-area concrete structure can be realized by utilizing the flow dividing function of the plurality of branch channels, so that a large amount of concrete accumulation phenomenon can not occur, and the pouring quality of concrete can be ensured; meanwhile, in the pouring process, the pouring chute does not need to be adjusted and moved again, so that continuous pouring is realized, and the pouring efficiency of large-area concrete is improved and the pouring quality is guaranteed.

Description

Concrete pouring chute

Technical Field

The invention relates to a concrete pouring chute.

Background

With the continuous development of social science and technology, the building industry of China is rapidly developed, the number of super high-rise buildings also shows a trend of rising year by year, and the wide application of the mass concrete pouring technology in the field of building engineering of China is directly promoted. At present, in the pouring process of a large-area concrete structure, in order to prevent a large amount of concrete from piling up together and generating segregation phenomenon, generally in the pouring process, the concrete chute is moved according to actual conditions, but the concrete chute is moved and needs to be moved, the concrete chute support needs to be re-corresponding to the chute and the tank car discharge hole, the concrete chute needs to be re-fixed, the time consumption is long, the safety risk is increased, the workload of manual and mechanical equipment is increased, and the concrete pouring is discontinuous, thereby influencing the concrete construction quality.

Disclosure of Invention

The invention aims to provide a concrete pouring chute which is provided with a plurality of branch channels, and can realize multi-region synchronous pouring of a large-area concrete structure by utilizing the flow dividing function of the plurality of branch channels, so that a large amount of concrete accumulation phenomenon can not occur, and the pouring quality of concrete is ensured; meanwhile, in the pouring process, the pouring chute does not need to be adjusted and moved again, so that continuous pouring is realized, and the pouring efficiency of large-area concrete is improved and the pouring quality is guaranteed.

The technical scheme adopted for solving the technical problems is as follows: the concrete pouring chute comprises a main channel and a plurality of component branch channels, wherein the main channel comprises a plurality of main chutes, a first connecting mechanism is arranged at a feeding end and a discharging end of each main chute, two adjacent main chutes can realize butt joint communication through the first connecting mechanism, a branch discharging hole is formed in the middle of one vertical side wall of each main chute, a branch baffle is arranged in the branch discharging hole, and when the branch baffles are arranged on the left side part and the right side part of the main channel, the branch baffles can swing and position towards the inside of the main channel; the two ends of the vertical side walls of the two sides of the butt joint chute are respectively provided with a guide groove, a telescopic baffle is arranged in each guide groove, the telescopic baffle can move and position in the guide groove, a semicircular bottom plate is fixedly arranged at the lower part of the butt joint chute, a first hinging pipe is arranged at the end part of each telescopic baffle opposite to the main chute, a first hinging fixed assembly is arranged at the outer side of each branch chute, the butt joint chute and the two adjacent branch chutes can realize butt joint communication through the second connecting mechanism, a guide groove is arranged at the end part of the vertical side wall of the two sides of the butt joint chute, a telescopic baffle is arranged in each guide groove, the telescopic baffle can move and position in the guide groove, a first hinging pipe is arranged at the end part of each telescopic baffle opposite to the main chute, a first hinging fixed assembly is arranged at the outer side of each branch chute, the first hinging fixed assembly comprises two upper and lower first hinging lugs, the first hinging fixed assembly is arranged at the end of each first hinging lug and the corresponding to the first hinging pipe, and the first hinging baffle is arranged at the end of the front side of each side of the corresponding to the main chute, and the telescopic baffle is arranged at the end of the front of each telescopic baffle; at each of the main chute, two fixed support adjusting mechanisms are arranged at the lower parts of the butt joint chute and the dividing chute.

Preferably, a group of second hinge fixing components are arranged on two sides of the branch discharge hole, each group of hinge fixing components comprises two second hinge lugs which are distributed up and down, a second through hole is formed in each second hinge lug, a third through hole corresponding to the second through hole is formed in two sides of the flow dividing baffle, a second bolt penetrates through the second through hole and the third through hole, installation of the flow dividing baffle on the branch discharge hole can be achieved, a first hinge shaft is fixedly arranged on the upper portion of the flow dividing baffle, two positioning threaded holes which are located on the front side and the rear side of the branch discharge hole are formed in the vertical side wall of the main chute, a bolt can be fixed in the corresponding positioning threaded holes, one end of a supporting and positioning mechanism is hinged with the bolt, the other end of the supporting and positioning mechanism is hinged with the first hinge shaft, and the swing positioning of the flow dividing baffle is achieved by means of the positioning function of the supporting and positioning mechanism.

Further, the supporting and positioning mechanism comprises a fixed pipe and a telescopic pipe, one end of the fixed pipe can be connected with a bolt in a hinged mode, the telescopic pipe is sleeved in the other end of the fixed pipe, the movable end of the telescopic pipe is connected with a first hinge shaft in a hinged mode, and a first jacking positioning bolt for achieving jacking positioning of the telescopic pipe is arranged on the fixed pipe.

Further, the first connecting mechanism comprises three first connecting plates with through holes, the three first connecting plates are respectively distributed at the lower part and the left side and the right side of the main chute, and the corresponding two first connecting plates are screwed down through bolts to realize the butt joint connection of the two adjacent main chutes.

Preferably, the second connecting mechanism comprises three second connecting plates with through holes, the three second connecting plates on the butt joint chute are correspondingly distributed at the lower part and the left and the right sides of the butt joint chute, and the three second connecting plates on the dividing chute are correspondingly distributed at the lower part and the left and the right sides of the dividing chute; and the corresponding two second connecting plates are screwed down by bolts, so that the butt joint connection of the butt joint chute and the branch chute and the butt joint connection of the two adjacent branch chutes are realized.

Further, fixed support adjustment mechanism includes articulated seat, adjusting threaded rod,% C shape support frame, articulated seat is fixed to be set up in the bottom of main chute, branch chute and the butt joint chute that corresponds, adjusting threaded rod's upper portion is articulated with articulated seat and is connected, adjusting threaded rod's lower part runs through on the last roof of% C shape support frame adjusting threaded rod is last to overlap to put two adjusting nut, and two adjusting nut are located respectively the top and the below of last roof's two vertical boards of% C shape support frame set up a clamping mechanism respectively, clamping mechanism includes arc cardboard and clamp threaded rod, clamp threaded rod cover is put on vertical board, arc cardboard is articulated with clamp threaded rod and is connected, and two arc cardboard are located the shape support frame lower part inboard relatively, can realize the back-and-forth movement of arc cardboard through rotating clamp threaded rod.

Preferably, an auxiliary cleaning groove which is communicated with the outside is formed in one side of the guide groove, and a second jacking positioning bolt for jacking positioning of the telescopic baffle plate is arranged above and below the auxiliary cleaning groove.

The beneficial effects of the invention are as follows: the invention has simple structure, convenient processing and manufacturing, and can be repeatedly used, thereby effectively reducing the pouring construction cost; when pouring a large-area concrete structure, the main channels are utilized to realize concrete input, and the multiple groups of branch channels are utilized to synchronously convey the concrete in the main channels to multiple directions, so that the multi-area synchronous pouring of the large-area concrete structure is realized, the phenomenon of transitional accumulation of the concrete is avoided, and the on-site pouring quality of the concrete is effectively ensured; in the casting operation process, the invention does not need to be moved, thereby effectively ensuring the casting continuous construction operation, further effectively ensuring the casting quality and simultaneously being beneficial to improving the casting efficiency; the multiple branch discharge holes on the main channel can be distributed on one side or two sides of the main channel, so that multiple branch channels can be positioned on one side or two sides of the main channel, and the pouring construction operation in different pouring directions can be met; the diversion baffles are distributed on the left side or the right side of the main channel, so that swinging positioning towards the inside of the main channel can be realized, and effective multi-directional diversion of concrete in the main channel can be ensured; the telescopic characteristics of the two telescopic baffles at the two sides of the material inlet end of the butt-joint chute are utilized, so that the butt-joint of the butt-joint chute and the branch material outlet on the left side or the right side of the main channel can be realized, and meanwhile, the pouring direction of the branch channel can be adjusted within a certain angle range, so that the accurate fixed-point pouring of the branch channel is realized; by utilizing the clamping and adjusting functions of the fixed support adjusting mechanism, the rapid installation, fixation, support and adjustment of the main chute, the branch chute and the butt joint chute on the bracket can be smoothly realized, so that the installation efficiency and the butt joint quality of the invention can be effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are some preferred embodiments of the invention and that other drawings can be obtained from these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic view of the overall structure of the main chute;

FIG. 3 is a schematic view of the overall structure of a docking chute;

FIG. 4 is a side view of the overall structure of the main chute;

FIG. 5 is an enlarged view of FIG. 2 at A;

in the figure: the device comprises a main chute, a branch discharge hole 11, a branch baffle 12, a third through hole 121, a first hinge shaft 122, a first hinge lug 13, a first through hole 131, a 14 supporting and positioning mechanism, a 141 fixing pipe, a 142 telescopic pipe, a 143 first jacking and positioning bolt 15 bolts, a 16 positioning threaded hole, a 17 second hinge lug 171, a second through hole 21, a butt joint chute 211 guide groove, a 2111 second jacking and positioning bolt 2112 auxiliary cleaning groove 212, a telescopic baffle 212, a 2121 first hinge pipe, a 22 branch chute, a 23 semicircular bottom plate, a 31 first connecting plate, a 41 hinge seat, a 42 adjusting threaded rod, a 421 adjusting nut, a 43U-shaped supporting frame 44 clamping threaded rod and a 45 arc clamping plate.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to specific embodiments and fig. 1 to 5, and it is obvious that the described embodiments are only some of the preferred embodiments of the present invention, but not all embodiments. Similar modifications can be made by those skilled in the art without departing from the spirit of the invention, and therefore the invention is not to be limited by the specific embodiments disclosed below.

The invention provides a concrete pouring chute (shown in figure 1), which comprises a main channel and a plurality of component branch channels, wherein the main channel comprises a plurality of main chutes 1, the main chute 1 is U-shaped, a first connecting mechanism is arranged at a feeding end and a discharging end of each main chute 1, and two adjacent main chutes 1 can realize butt joint communication through the first connecting mechanism, and in the specific embodiment, the specific implementation mode of the first connecting mechanism is as follows: the first connecting mechanism comprises three first connecting plates 31 with through holes, the three first connecting plates 31 are respectively distributed at the lower part and the left side and the right side of the main chute 1, the corresponding two first connecting plates 31 are screwed down through bolts, the butt joint connection of the two adjacent main chutes 1 is realized, and the main chutes 1 are sequentially connected together by the first connecting mechanism to form the main channel. A branch discharge hole 11 is formed in the middle of one vertical side wall of each main chute 1, a diversion baffle 12 is arranged in each branch discharge hole 11, when the main chute 1 is used for realizing the erection of a main channel, branch discharge holes 11 can be distributed on one side or two sides of the main channel, and the specific distribution situation of the branch discharge holes 11 is determined according to the distribution of an actual pouring area; when the diversion baffles 12 are arranged on the left side part and the right side part of the main channel, a plurality of diversion baffles 12 can swing and position towards the inside of the main channel, and the diversion baffles 12 swing and position towards the inside of the main channel, so that during pouring, concrete in the main channel can be blocked and diverted, and the concrete flows out from the corresponding branch discharge ports 11; in order to facilitate the realization of the swinging positioning of the split baffle 12 positioned at the two sides of the main channel to the inner side of the main channel, a group of second hinged fixing components are arranged at the two sides of the branch discharge port 11, each group of hinged fixing components comprises two second hinged lugs 17 which are distributed up and down, a second through hole 171 is arranged on the second hinged lugs 17, a third through hole 121 corresponding to the second through hole 171 is arranged at the two sides of the split baffle 12, the second bolts penetrate through the second through hole 171 and the third through hole 121, the split baffle 12 can be mounted on the branch discharge port 11, when the split discharge port 11 is not required to be used for splitting, the two ends of the split baffle 12 are fixed on the corresponding second hinged lugs 17, then the split discharge port 11 can be closed, when the split discharge port 11 positioned at the left side of the main channel is required to be opened, the front end of the split baffle 12 is only fixed on the corresponding second hinged lugs 17, and when the split baffle 12 is required to be used for splitting, the concrete can flow from the main channel to the left side of the split baffle 12, and the concrete can be prevented from flowing out of the main channel to the opposite sides when the split baffle 12 is required to be in a state; when a branch discharge port 11 positioned on the right side of the main channel is required to be opened for material distribution, at the moment, the front end of the flow distribution baffle plate 12 is only required to be fixed on the corresponding second hinge support lug 17 by using a second bolt, the rear end of the flow distribution baffle plate 12 is not required to be fixed, at the moment, the flow distribution baffle plate 12 is in a state of being capable of swinging along the axis of the second bolt, so that the flow distribution baffle plate 12 can swing into the main channel, and when concrete flows in the main channel, partial concrete can flow out of the right side of the main channel by using the blocking and flow distribution function of the flow distribution baffle plate 12; in order to facilitate the realization that the split-flow baffle 12 can realize swing positioning on the left side or the right side of the main channel, a first hinge shaft 122 is fixedly arranged on the upper portion of the split-flow baffle 12, two positioning threaded holes 16 positioned on the front side and the rear side of the branch discharge hole 11 are formed in the vertical side wall of the main chute 1, a bolt 15 can be fixed in the corresponding positioning threaded holes 16, namely, the bolt 15 can be installed and positioned in one of the two positioning threaded holes 16 according to requirements, one end of a supporting and positioning mechanism is hinged with the bolt 15, the other end of the supporting and positioning mechanism is hinged with the first hinge shaft 122, and the swing positioning of the split-flow baffle 12 is realized by utilizing the positioning function of the supporting and positioning mechanism, specifically: when the supporting and positioning mechanism 14 is used for supporting and positioning the diversion baffle 12 on the left side or the right side of the main channel, the bolts 15 for providing support are arranged in the positioning threaded holes 16 positioned on the front side of the branch discharge holes 11, and at the moment, the supporting and positioning mechanism 14 can ensure effective support of the corresponding diversion baffle 12; further, to facilitate the swing adjustment and positioning of the split-flow baffle 12, the supporting and positioning mechanism 14 is specifically implemented as follows: the supporting and positioning mechanism comprises a fixed pipe 141 and a telescopic pipe 142, one end of the fixed pipe 141 can be hinged with the bolt 15, the telescopic pipe 142 is sleeved in the other end of the fixed pipe 141, the movable end of the telescopic pipe 142 is hinged with the first hinge shaft 122, a first jacking positioning bolt 143 for realizing jacking positioning of the telescopic pipe 142 is arranged on the fixed pipe 141, and telescopic positioning of the telescopic pipe 142 in the fixed pipe 141 is utilized, so that telescopic swinging positioning of the split-flow baffle 12 is realized.

The branch channels of a plurality of groups can be distributed on one side or two sides of the trunk channel, each group of branch channels is in butt joint with the corresponding branch discharge port 11, each group of branch channels comprises a butt joint chute 21 and a plurality of branch chute 22, a second connecting mechanism is arranged at the discharge end of the butt joint chute 21 and the discharge end and the feeding end of the branch chute 22, the butt joint chute 21, the branch chute 22 and two adjacent branch chute 22 can realize butt joint communication through the second connecting mechanism, and in the specific embodiment, the specific implementation mode of the second connecting mechanism is as follows: the second connecting mechanism comprises three second connecting plates 51 with through holes, the three second connecting plates 51 on the butt joint chute 21 are correspondingly distributed at the lower part and the left and right sides of the butt joint chute 21, the three second connecting plates 51 on the branch chute 22 are correspondingly distributed at the lower part and the left and right sides of the branch chute, the corresponding two second connecting plates 51 are screwed by bolts, the butt joint connection of the butt joint chute 21 and the branch chute 22 and the butt joint connection of the two adjacent branch chutes 22 are realized, the sequential butt joint connection of the butt joint chute 21 and the plurality of branch chutes 22 is realized by the connecting action of the second connecting mechanism, and then the composition of branch channels is realized; in order to realize the abutting connection and penetration of the abutting chute 21 and the branch discharge port 11 positioned at the left side or the right side of the main channel, a guide groove 211 is arranged at the end parts of the vertical side walls at the two sides of the feeding end of the abutting chute 21, a telescopic baffle 212 is arranged in the guide groove 211, the telescopic baffle 212 can move and be positioned in the guide groove 211, a semicircular bottom plate 23 is fixedly arranged at the lower part of the feeding end of the abutting chute 21, and after the abutting chute 21 is installed, the semicircular bottom plate 23 is positioned at the lower part of the bottom plate of the corresponding main chute 1, when the abutting chute 21 is subjected to angle adjustment, the semicircular bottom plate 23 can ensure the blocking of a gap between the feeding end of the abutting chute 21 and the branch discharge port 11, so that concrete and the concrete can enter the abutting chute 21 smoothly, and on the end part of each telescopic baffle 212 opposite to the main chute 1, a first hinging pipe 2121 is arranged on both sides of the outer side of the branch discharge hole 11, a group of first hinging and fixing components are arranged on both sides of the outer side of the branch discharge hole 11, each group of first hinging and fixing components comprises two first hinging supporting lugs 13 which are distributed up and down, a first through hole 131 is arranged on each first hinging supporting lug 13, when the butt joint chute 21 is in butt joint installation with the corresponding branch discharge hole 11, a first bolt penetrates through the first through hole 131 positioned at the rear side of the branch discharge hole 11 and the first hinging pipe 2121 positioned at the rear side of the feeding end of the butt joint chute 21, the butt joint connection of the telescopic baffle 212 at the rear side of the feeding end of the butt joint chute 21 and the main chute 1 is realized, the movable end of the telescopic baffle 212 at the front side of the feeding end of the butt joint chute 21 is fixedly butted on the side wall of the main chute 1, and the semicircular bottom plate 23 and the plugging action of the two telescopic baffles 212 are utilized, the connection between the butt joint chute 21 and the corresponding branch discharge port 11 is realized; when a branch channel needs to be arranged on the left side frame of the main channel, the specific installation mode of the butt joint chute 21 on the left side of the main channel is as follows: the first bolt penetrates through the first through hole 131 positioned at the rear side of the branch discharge hole 11 and the first hinged pipe 2121 positioned at the rear side of the feeding end of the butt joint chute 21 to realize the butt joint connection of the telescopic baffle 212 at the rear side of the feeding end of the butt joint chute 21 and the main chute 1, then the rear side of the feeding end of the butt joint chute 21 is hinged with the main chute 1, then the placement angle of the butt joint chute 21 is adjusted by swinging the butt joint chute 21, and after the placement angle is adjusted, the movable end of the telescopic baffle 212 at the front side of the feeding end of the butt joint chute 21 is fixedly abutted against the side wall of the main chute 1, so that the butt joint penetration of the butt joint chute 21 and the corresponding branch discharge hole 11 is completed; when a branch channel needs to be arranged on the right side of the main channel, the specific installation mode of the butt joint chute 21 on the right side of the main channel is as follows: the first bolt penetrates through the first through hole 131 positioned at the rear side of the branch discharge hole 11 and the first hinged pipe 2121 positioned at the rear side of the feeding end of the butt joint chute 21 to realize the butt joint connection of the telescopic baffle 212 at the rear side of the feeding end of the butt joint chute 21 and the main chute 1, then the rear side of the feeding end of the butt joint chute 21 is hinged with the main chute 1, then the placement angle of the butt joint chute 21 is adjusted by swinging the butt joint chute 21, and after the placement angle is adjusted, the movable end of the telescopic baffle 212 at the front side of the feeding end of the butt joint chute 21 is fixedly abutted against the side wall of the main chute 1, so that the butt joint penetration of the butt joint chute 21 and the corresponding branch discharge hole 11 is completed; further, in order to facilitate the telescopic positioning of the telescopic baffle 212 in the guide groove 211 and the cleaning of impurities in the guide groove 211, an auxiliary cleaning groove 2112 for realizing the lateral surface of the guide groove 211 to be communicated with the outside is formed on one side of the guide groove 211, and a second jacking positioning bolt 2111 for jacking and positioning the telescopic baffle 212 is arranged above and below the auxiliary cleaning groove 2112.

In practical application, in order to facilitate the fixation of the main chute 1, the branch chute 22 and the butt-joint chute 21 on the support and the adjustment of a certain inclination angle, two fixed support adjusting mechanisms are respectively arranged at the lower parts of each of the main chute 1, the butt-joint chute 21 and the branch chute 22, and the specific implementation modes of the fixed support adjusting mechanisms are as follows: the fixed support adjustment mechanism comprises a hinging seat 41, an adjusting threaded rod 42 and an inverted U-shaped supporting frame 43, wherein the hinging seat 41 is fixedly arranged at the bottoms of the corresponding main chute 1, the inverted U-shaped supporting frame 22 and the butt joint chute 21, the upper portion of the adjusting threaded rod 42 is hinged with the hinging seat 41, the lower portion of the adjusting threaded rod 42 penetrates through the upper top plate of the inverted U-shaped supporting frame 43, two adjusting nuts 421 are sleeved on the adjusting threaded rod 42, the two adjusting nuts 421 are respectively positioned above and below the upper top plate, when the corresponding main chute 1 or the inverted U-shaped supporting frame 22 or the butt joint chute 21 is required to be adjusted, the corresponding rotating adjusting nuts 421 are clamped at the two sides of the upper top plate after the adjusting threaded rod 42 is adjusted in place, then the adjusting threaded rod 42 is fixed on the inverted U-shaped supporting frame 43, a clamping mechanism is respectively arranged at the lower portions of the two vertical plates of the inverted U-shaped supporting frame 43, the clamping mechanism comprises an arc clamping plate 45 and a clamping 44, the clamping plate 44 is sleeved on the two vertical threaded rods 45 and is fixedly arranged on the two arc clamping plates 45 and the arc clamping frame 45, and the arc clamping mechanism can be fixed at the two sides of the corresponding arc clamping frames 45 and the arc clamping frame 45.

When pouring of the large-area concrete structure is performed, the input of concrete is realized by utilizing the main channel, and the concrete in the main channel can be synchronously conveyed to a plurality of directions by utilizing the plurality of groups of branch channels, so that the multi-area synchronous pouring of the large-area concrete structure is realized, the phenomenon of transitional accumulation of the concrete is avoided, and the on-site pouring quality of the concrete is effectively ensured.

In the present invention, the terms "front", "rear", "upper", "lower", "left" and "right" are relative positions used for convenience in describing the positional relationship, and thus are not to be construed as limiting the scope of protection as absolute positions.

Other than the technical features described in the specification, all are known to those skilled in the art.

While the preferred embodiments and examples of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the embodiments and examples, and it will be apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit of the present invention, and the scope of the invention is also defined by the appended claims.

Claims

1. The concrete pouring chute is characterized by comprising a main channel and a plurality of component branch channels, wherein the main channel comprises a plurality of main chutes, a first connecting mechanism is arranged at a feeding end and a discharging end of each main chute, two adjacent main chutes can realize butt joint communication through the first connecting mechanism, a branch discharging hole is formed in the middle of one vertical side wall of each main chute, a branch discharging hole is internally provided with a branch baffle plate, and when the left side part and the right side part of the main channel are respectively provided with the branch baffle plates, the branch baffle plates can swing and position to the inside of the main channel; the two ends of the vertical side walls of the two sides of the butt joint chute are respectively provided with a guide groove, a telescopic baffle is arranged in each guide groove, the telescopic baffle can move and position in the guide groove, a semicircular bottom plate is fixedly arranged at the lower part of the butt joint chute, a first hinging pipe is arranged at the end part of each telescopic baffle opposite to the main chute, a first hinging fixed assembly is arranged at the outer side of each branch chute, the butt joint chute and the two adjacent branch chutes can realize butt joint communication through the second connecting mechanism, a guide groove is arranged at the end part of the vertical side wall of the two sides of the butt joint chute, a telescopic baffle is arranged in each guide groove, the telescopic baffle can move and position in the guide groove, a first hinging pipe is arranged at the end part of each telescopic baffle opposite to the main chute, a first hinging fixed assembly is arranged at the outer side of each branch chute, the first hinging fixed assembly comprises two upper and lower first hinging lugs, the first hinging fixed assembly is arranged at the end of each first hinging lug and the corresponding to the first hinging pipe, and the first hinging baffle is arranged at the end of the front side of each side of the corresponding to the main chute, and the telescopic baffle is arranged at the end of the front of each telescopic baffle; at each of the main chute, two fixed support adjusting mechanisms are arranged at the lower parts of the butt joint chute and the dividing chute.

2. The concrete pouring chute according to claim 1, wherein a group of second hinge fixing components are arranged on two sides of the branch discharge hole, each group of second hinge fixing components comprises two second hinge lugs which are distributed vertically, second through holes are formed in the second hinge lugs, third through holes corresponding to the second through holes are formed in two sides of the split baffle, the split baffle can be installed on the branch discharge hole by penetrating the second through holes and the third through holes through the second bolts, a first hinge shaft is fixedly arranged on the upper portion of the split baffle, two positioning threaded holes which are located on the front side and the rear side of the branch discharge hole are formed in the vertical side wall of the main chute, a bolt can be fixed in the corresponding positioning threaded holes, one end of a supporting and positioning mechanism is hinged with the bolt, the other end of the supporting and positioning mechanism is hinged with the first hinge shaft, and the swing positioning of the split baffle is realized by utilizing the positioning function of the supporting and positioning mechanism.

3. The concrete pouring chute according to claim 2, wherein the supporting and positioning mechanism comprises a fixed pipe and a telescopic pipe, one end of the fixed pipe can be hinged with the bolt, the telescopic pipe is sleeved in the other end of the fixed pipe, the movable end of the telescopic pipe is hinged with the first hinge shaft, and a first jacking positioning bolt for realizing jacking positioning of the telescopic pipe is arranged on the fixed pipe.

4. The concrete pouring chute according to claim 1, wherein the first connecting mechanism comprises three first connecting plates with through holes, the three first connecting plates are respectively distributed at the lower part and the left side and the right side of the main chute, and the corresponding two first connecting plates are screwed down by bolts to realize the butt joint connection of the two adjacent main chutes.

5. The concrete pouring chute according to claim 1, wherein the second connecting mechanism comprises three second connecting plates with through holes, the three second connecting plates on the butt joint chute are correspondingly distributed at the lower part and the left and the right sides of the butt joint chute, and the three second connecting plates on the dividing chute are correspondingly distributed at the lower part and the left and the right sides of the dividing chute; and the corresponding two second connecting plates are screwed down by bolts, so that the butt joint connection of the butt joint chute and the branch chute and the butt joint connection of the two adjacent branch chutes are realized.

6. The concrete pouring chute according to claim 3, 4 or 5, wherein the fixed support adjusting mechanism comprises a hinge seat, an adjusting threaded rod and a reverse U-shaped supporting frame, the hinge seat is fixedly arranged at the bottoms of the corresponding main chute, the corresponding split chute and the corresponding butt joint chute, the upper portion of the adjusting threaded rod is hinged with the hinge seat, the lower portion of the adjusting threaded rod penetrates through an upper top plate of the reverse U-shaped supporting frame, two adjusting nuts are sleeved on the adjusting threaded rod and are respectively positioned above and below the upper top plate, a clamping mechanism is respectively arranged at the lower portions of two vertical plates of the reverse U-shaped supporting frame and comprises an arc clamping plate and a clamping threaded rod, the clamping threaded rod is sleeved on the vertical plates, the arc clamping plate is hinged with the clamping threaded rod, the two arc clamping plates are relatively positioned on the inner side of the lower portion of the reverse U-shaped supporting frame, and the front and back movement of the arc clamping plate can be realized by rotating the clamping threaded rod.

7. The concrete pouring chute according to claim 1, wherein an auxiliary cleaning groove for realizing the through of the side surface of the guide groove with the outside is formed in one side of the guide groove, and a second jacking positioning bolt for jacking and positioning the telescopic baffle is arranged above and below the auxiliary cleaning groove.