CN216043759U

CN216043759U - Double-end concrete distributing device

Info

Publication number: CN216043759U
Application number: CN202122160131.4U
Authority: CN
Inventors: 陈淼林; 张琪; 龙明华; 刘红梅; 李科军; 陈维斌
Original assignee: Hunan Changyuan Yuecheng Machinery Co ltd; Materials Industry and Trade Co Ltd of China Railway First Engineering Group Co Ltd
Current assignee: Hunan Changyuan Yuecheng Machinery Co ltd; Materials Industry and Trade Co Ltd of China Railway First Engineering Group Co Ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-03-15
Anticipated expiration: 2031-09-08

Abstract

The application discloses double-end concrete distributing device, including concrete grouting head, flexible hydro-cylinder, concrete conveying pipeline, the concrete of taking the rubber head connect material mouth, mount pad, supporting seat, pipe joint and the connecting tube, the one end at flexible hydro-cylinder is installed to the concrete grouting head of taking the rubber head, flexible hydro-cylinder passes through the top of supporting seat fixed connection at the mount pad, pipe joint is installed to the bottom of supporting seat. The flexible hydro-cylinder at this application mount pad top drives the concrete slip casting head of taking the rubber head simultaneously and connects the mouth motion to the concrete of taking the horn mouth, under the pressure of flexible hydro-cylinder, the concrete slip casting head of taking the rubber head is hugged closely on the horn mouth, form the reliable passageway that the concrete was carried, can realize the synchronous concreting of secondary lining platform truck symmetry through this device, satisfy tunnel construction technical specification, guarantee that the secondary lining platform truck does not shift, pour effectual concrete segregation production cavitary defect that has reduced with the area.

Description

Double-end concrete distributing device

Technical Field

The application relates to concrete pouring equipment field, especially double-end concrete distributing device.

Background

During tunnel construction, after a tunnel is excavated, firstly spraying concrete to perform primary lining construction; and after the design strength is reached, performing secondary lining construction according to the design requirement in time. At present, the secondary lining construction is mainly carried out in two forms: one method adopts a single-pipe chute-adding mode to pour concrete; the utility model provides an adopt single mouth construction of pouring of not telescopic single pipeline of taking pressure.

When the concrete is poured in the form of a single-pipe chute, the chute is adopted, so that the concrete is easy to separate in long-distance operation in the chute, and the defects of cavities and the like are easy to generate in construction, thereby causing large-area reworking. The construction of adopting the single mouth of pouring of the single pipeline of the not telescopic of taking pressure to construct, the better problem of having solved and producing the segregation and building among the concrete transportation process, nevertheless need the continuous geminate transistors of manual work and tear the pipe open in the construction, workman intensity of labour is big, because only one position concreting once, unsatisfied tunnel construction requires the technical requirement that the symmetry was pour, secondary lining platform truck easily shifts, pours the control that thickness can not be fine. Therefore, a double-headed concrete distributing device has been proposed to solve the above problems.

Disclosure of Invention

The double-end concrete distributing device is used for solving the problem that segregation is generated in the concrete conveying process and is built, manual continuous geminate transistors and pipe dismantling are needed in construction, the labor intensity of workers is high, concrete is poured in only one position at a time, the technical requirement that tunnel construction requires symmetrical pouring is not met, a secondary lining trolley is easy to shift, and the pouring thickness cannot be well controlled.

According to an aspect of the application, a double-end concrete distributing device is provided, including concrete grouting head, flexible hydro-cylinder, concrete conveying pipeline, the concrete of taking the horn mouth that connects material mouth, mount pad, supporting seat, pipe joint and the connecting tube of taking the rubber head, the one end at flexible hydro-cylinder is installed to the concrete grouting head of taking the rubber head, flexible hydro-cylinder passes through the top of supporting seat fixed connection at the mount pad, pipe joint is installed to the bottom of supporting seat.

Furthermore, the number of the concrete grouting heads with the rubber heads is two, and one end of each concrete grouting head with the rubber head is horn-shaped.

Furthermore, take concrete grouting head of rubber head and take the cooperation of the concrete material receiving mouth of horn mouth to be connected, the concrete material receiving mouth's of taking the horn mouth one end is the loudspeaker form, the concrete material receiving mouth of taking the horn mouth is coaxial with the center of taking the concrete grouting head of rubber head.

Furthermore, the bottom of the pipeline joint is communicated with a connecting pipeline, the connecting pipeline and the concrete conveying pipeline are respectively positioned on two sides of the supporting seat, and the supporting seat is a rectangular plate.

Furthermore, an arc-shaped groove is formed in the top of the mounting seat, the arc-shaped groove in the top of the mounting seat is matched with and connected with the outer ring side wall of the telescopic oil cylinder, the number of the mounting seats is two, and the mounting seats are symmetrically distributed on two sides of the top of the supporting seat.

Further, a concrete conveying pipeline is installed at the top of the pipeline joint, one end of the concrete conveying pipeline is connected with the inside of one end of the concrete grouting head with the rubber head, and the concrete conveying pipeline is an arc-shaped pipe.

Through the above-mentioned embodiment of this application, the flexible hydro-cylinder at mount pad top drives the concrete grouting head of taking the rubber head simultaneously and connects the mouth motion to the concrete of taking the horn mouth, under the pressure of flexible hydro-cylinder, the concrete grouting head of taking the rubber head hugs closely on the horn mouth, form the reliable passageway that the concrete was carried, can realize secondary lining platform truck symmetry through this device and pour the concrete in step, satisfy tunnel construction technical specification, guarantee that the secondary lining platform truck does not shift, pour effectual concrete segregation that has reduced and produce hollow defect under the area.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic overall structure diagram of an embodiment of the present application;

fig. 3 is a schematic position diagram of a concrete receiving port with a bell mouth, a mounting seat, a pipeline joint and a connecting pipeline according to an embodiment of the application.

In the figure: 1. take concrete grouting head of rubber head, 2, flexible hydro-cylinder, 3, concrete conveying pipeline, 4, take the concrete material receiving mouth of horn mouth, 5, mount pad, 6, supporting seat, 7, pipe joint, 8, connecting tube.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The material distribution device in the present embodiment may be applied to various tunnel constructions, for example, the following material distribution device is provided in the present embodiment, and the material distribution device in the present embodiment may be used for the following tunnel constructions.

A concrete sprayer for tunnel construction, comprising: the device comprises a storage barrel, a cement pump, a bottom plate and a base, wherein the storage barrel and the cement pump are both fixedly arranged at the upper end of the bottom plate, the bottom end of the right side of the storage barrel is provided with a discharge port, the right side of the discharge port is communicated with a conveying pipe, and the right side of the conveying pipe is provided with a connecting port; the left side of the cement pump is provided with a feeding port, the right side of the cement pump is provided with a discharging port, and the material storage cylinder is communicated with the feeding port of the cement pump through the matching effect of the conveying pipe and the connecting port.

The bottom plate is connected with the base through the buffering assembly, and the lower end of the base is provided with the moving assembly.

Further, in order to facilitate the movement of the concrete sprayer for tunnel construction, a connecting sleeve is welded at the upper end of the base, a push rod is inserted into the connecting sleeve, a handle is arranged at one end of the push rod, and external threads are arranged on the surface of the other end of the push rod; an internal thread is arranged inside the connecting sleeve;

the external thread at one end of the push rod is connected with the internal thread in the connecting sleeve in an interference fit manner, so that the push rod and the connecting sleeve are convenient to disassemble and assemble; the concrete sprayer for tunnel construction is convenient to move through the matching action of the installed push rod and the moving assembly.

Further, in order to ensure that the concrete raw materials are not easy to spill when the material is fed into the material storage cylinder, a backing plate is welded on the left side of the material storage cylinder; in order to ensure the firmness of the storage barrel when the storage barrel and the bottom plate are installed, four fixing blocks are arranged on the periphery of the bottom end of the storage barrel and distributed at the bottom end of the storage barrel in a surrounding manner; and a bolt hole is formed in the middle of the fixing block, and the material storage cylinder penetrates through the bolt hole of the fixing block through a bolt to realize the installation and fixation of the material storage cylinder and the bottom plate.

In order to improve the discharging effect of concrete in the storage cylinder, a stirring assembly is arranged in the storage cylinder; the stirring assembly comprises a rotating shaft, a stirring blade, a stirring rod, a reduction gearbox and a motor, wherein the stirring blade and the stirring rod are fixedly arranged on the rotating shaft, the upper end of the rotating shaft penetrates through the bottom plate and is fixedly limited at the upper end of the bottom plate through a shaft seal, the lower end of the rotating shaft is connected with the reduction gearbox, the reduction gearbox is connected with a driving shaft of the motor, and the motor is fixedly arranged at the upper end of the bracket;

the motor energy supply makes the drive shaft rotate, and high-speed pivoted drive shaft makes the pivot slowly rotate after the reducing gear box deceleration effect, and slow rotating pivot and then drive stirring leaf and puddler rotate simultaneously, and then carry out intensive mixing to the inside concrete raw materials of storage section of thick bamboo and mix, improves the mixing degree of the inside concrete material of storage section of thick bamboo on the one hand, and on the other hand does benefit to the concrete raw materials ejection of compact of mixing so that do not block the discharge gate.

Further, the buffer assembly comprises a buffer spring, and the buffer spring is arranged between the base and the bottom plate; the buffer spring plays the supporting effect to the bottom plate of base upper end on the one hand, and buffer spring on the other hand reduces to the vibration sense of base when stirring the subassembly and function, plays the cushioning effect.

Further, the moving assembly comprises a support leg, a sleeve and a roller; the upper end of the supporting leg is welded and fixed at the lower end of the base, and the lower end of the supporting leg penetrates through the fixing ring and then extends into the sleeve; the lower end of the sleeve is hinged and fixed on a hinged shaft of the roller;

specifically, connecting blocks are welded on the left side and the right side of the fixing ring, and a through hole is formed in the middle of each connecting block; the sleeve is welded with a supporting block, a connecting rod is arranged on the supporting block, the upper end of the connecting rod penetrates through a through hole in the middle of the connecting block, and a compression spring is arranged on the connecting rod;

when the concrete sprayer for tunnel construction moves through the moving assembly, the supporting legs move up and down in the sleeve, the connecting blocks on the left side and the right side of the fixing ring move on the connecting rod when the supporting legs move up and down, and the compression spring plays a role in buffering when the fixing ring moves up and down on the connecting rod.

Of course, the embodiment can also be used for other tunnel constructions. Here, description is not repeated, and a distributing device according to an embodiment of the present application is described below.

Referring to fig. 1-3, the double-head concrete distributing device includes a concrete grouting head 1 with a rubber head, a telescopic cylinder 2, a concrete conveying pipeline 3, a concrete receiving port 4 with a bell mouth, an installation seat 5, a supporting seat 6, a pipeline joint 7 and a connecting pipeline 8, wherein the concrete grouting head 1 with the rubber head is installed at one end of the telescopic cylinder 2, the telescopic cylinder 2 is fixedly connected to the top of the installation seat 5 through the supporting seat 6, and the pipeline joint 7 is installed at the bottom of the supporting seat 6.

After the double-end concrete device is in place, the telescopic oil cylinder at the top of the mounting seat drives the concrete grouting head with the rubber head to move towards the concrete receiving port with the bell mouth, and the concrete grouting head with the rubber head is tightly attached to the bell mouth under the pressure of the telescopic oil cylinder to form a reliable channel for conveying concrete.

The number of the concrete grouting heads 1 with the rubber heads is two, and one end of each of the two concrete grouting heads 1 with the rubber heads is horn-shaped; the concrete grouting head 1 with the rubber head is matched and connected with a concrete receiving port 4 with a horn mouth, one end of the concrete receiving port 4 with the horn mouth is horn-shaped, and the concrete receiving port 4 with the horn mouth is coaxial with the center of the concrete grouting head 1 with the rubber head; the bottom of the pipeline joint 7 is communicated with a connecting pipeline 8, the connecting pipeline 8 and the concrete conveying pipeline 3 are respectively positioned on two sides of the supporting seat 6, and the supporting seat 6 is a rectangular plate; the top of the mounting seat 5 is provided with an arc-shaped groove, the arc-shaped groove at the top of the mounting seat 5 is matched and connected with the outer ring side wall of the telescopic oil cylinder 2, the number of the mounting seats 5 is two, and the two mounting seats 5 are symmetrically distributed on two sides of the top of the supporting seat 6; concrete conveying pipeline 3 is installed at the top of pipe joint 7, inside the one end of concrete conveying pipeline 3 was linked the one end of band rubber head's concrete grouting head 1, concrete conveying pipeline 3 was the arc pipe.

When the double-head concrete device is used, all electrical components in the device are externally connected with a control switch and a power supply, after the double-head concrete device is in place, the telescopic oil cylinder 2 at the top of the mounting seat 5 drives the concrete grouting head 1 with the rubber head to move towards the concrete receiving port 4 with the bell mouth, and under the pressure of the telescopic oil cylinder 2, the concrete grouting head 1 with the rubber head is tightly attached to the bell mouth to form a reliable channel for conveying concrete.

The application has the advantages that:

1. the double-head concrete conveying device is simple to operate, after the double-head concrete device is in place, the telescopic oil cylinder at the top of the mounting seat drives the concrete grouting head with the rubber head to move towards the concrete receiving port with the bell mouth, and the concrete grouting head with the rubber head is tightly attached to the bell mouth under the pressure of the telescopic oil cylinder to form a reliable concrete conveying channel;

2. this application is rational in infrastructure, can realize the synchronous concreting of secondary lining platform truck symmetry through this device, satisfies tunnel construction technical specification, guarantees that the secondary lining platform truck does not shift, presses to pour the effectual concrete segregation that has reduced of area and produces empty defect, adopts flexible hydro-cylinder to reduce artifical working strength, realizes pouring the concrete fast.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. Double-end concrete distributing device, its characterized in that: including concrete grouting head (1), flexible hydro-cylinder (2), concrete conveying pipeline (3) of taking the rubber head, take the concrete of horn mouth to connect material mouth (4), mount pad (5), supporting seat (6), pipe joint (7) and connecting tube (8), take the concrete grouting head (1) of rubber head to install the one end at flexible hydro-cylinder (2), flexible hydro-cylinder (2) are through supporting seat (6) fixed connection at the top of mount pad (5), pipe joint (7) are installed to the bottom of supporting seat (6).

2. The double-ended concrete distribution device of claim 1, wherein: the number of the concrete grouting heads (1) with the rubber heads is two, and one end of each concrete grouting head (1) with the rubber heads is horn-shaped.

3. The double-ended concrete distribution device of claim 1, wherein: take concrete grouting head (1) of rubber head and concrete that takes the horn mouth to connect material mouth (4) cooperation to be connected, the concrete that takes the horn mouth connects the one end of material mouth (4) to be the loudspeaker form, the concrete that takes the horn mouth connects material mouth (4) and the center coaxial of concrete grouting head (1) of taking the rubber head.

4. The double-ended concrete distribution device of claim 1, wherein: the bottom of the pipeline joint (7) is communicated with a connecting pipeline (8), the connecting pipeline (8) and the concrete conveying pipeline (3) are respectively positioned on two sides of the supporting seat (6), and the supporting seat (6) is a rectangular plate.

5. The double-ended concrete distribution device of claim 1, wherein: the arc wall has been seted up at the top of mount pad (5), the outer lane lateral wall of telescopic cylinder (2) is connected in the arc wall cooperation at mount pad (5) top, the quantity of mount pad (5) is two, two mount pad (5) symmetric distribution is in the top both sides of supporting seat (6).

6. The double-ended concrete distribution device of claim 1, wherein: concrete conveying pipe (3) are installed at the top of pipe joint (7), the one end of concrete conveying pipe (3) is inside the one end of concrete grouting head (1) of band rubber head even, concrete conveying pipe (3) are the arc pipe.