阅读说明：本技术 建筑施工用混凝土输送装置 (Concrete conveying device for building construction ) 是由 马国林 于 2021-09-10 设计创作，主要内容包括：本发明公开了建筑施工用混凝土输送装置,包括驱动装置和输送装置,所述输送装置均匀固定安装在驱动装置的顶部外表面,所述驱动装置的内部包括控制器、传动装置、第一传动齿环、动力装置、支撑座、第一驱动电机、第一驱动齿轮、第二驱动齿轮和第二驱动电机,所述控制器滑动插接在驱动装置的顶面中心,所述第一传动齿环转动安装在驱动装置的上表面边缘。本发明通过控制第二传动齿环和第一传动齿环的正反转动,能够间接的控制多组传动齿轮进行同步反向转动,从而同步带动螺纹推杆在限位套管内部往复滑动对混凝土进行循环推送,实现多组混凝土输送装置对混凝土同时输送,从而进一步提高对混凝土浇筑的工作效率。(The invention discloses a concrete conveying device for building construction, which comprises a driving device and a conveying device, wherein the conveying device is uniformly and fixedly arranged on the outer surface of the top of the driving device, the driving device internally comprises a controller, a transmission device, a first transmission gear ring, a power device, a supporting seat, a first driving motor, a first driving gear, a second driving gear and a second driving motor, the controller is inserted in the center of the top surface of the driving device in a sliding manner, and the first transmission gear ring is rotatably arranged on the edge of the upper surface of the driving device. According to the invention, the forward and reverse rotation of the second transmission gear ring and the first transmission gear ring is controlled, so that the multiple groups of transmission gears can be indirectly controlled to synchronously and reversely rotate, the threaded push rod is synchronously driven to slide in a reciprocating manner in the limiting sleeve to circularly push concrete, the concrete is simultaneously conveyed by multiple groups of concrete conveying devices, and the working efficiency of concrete pouring is further improved.)

1. Concrete conveying device for construction, including drive arrangement (1) and conveyor (2), its characterized in that: conveyor (2) are even fixed mounting at drive arrangement's (1) top surface, drive arrangement's (1) inside includes controller (3), transmission (4), first transmission ring gear (5), power device (6), supporting seat (7), first driving motor (8), first drive gear (9), second drive gear (10) and second driving motor (11).

2. The concrete feeding device for construction according to claim 2, wherein: the controller (3) is inserted in the center of the top surface of the driving device (1) in a sliding way, the first transmission gear ring (5) is rotatably arranged on the edge of the upper surface of the driving device (1), the power device (6) is fixedly arranged on the central edge of the upper surface of the driving device (1), the supporting seat (7) is welded on the bottom edge of the driving device (1), the transmission device (4) is rotatably arranged on the top edge of the driving device (1), the second driving motor (11) is fixedly arranged at the bottom end in the power device (6), the first driving motor (8) is fixedly arranged at the top of the second driving motor (11), the first driving gear (9) is fixedly connected with the center of one end face of the first driving motor (8), the second driving gear (10) is fixedly connected to the center of one end face of the second driving motor (11);

the transmission device (4) comprises a limiting support (12), a first fastening screw (13), a second transmission gear ring (14) and an annular clamping groove (15) inside, the second transmission gear ring (14) is rotatably sleeved in the center of the top end inside the limiting support (12), the first fastening screw (13) is spirally connected to the edges of the two sides of the upper surface of the bottom of the limiting support (12), and the annular clamping groove (15) is formed in the center of the inner surface and the outer surface of the second transmission gear ring (14);

the conveying device (2) comprises a pushing device (16), a limiting device (17), a concrete hopper (18), a grid (19) and a material guide pipe (20) inside, the pushing device (16) is fixedly connected to one end face of the limiting device (17), the concrete hopper (18) is fixedly connected to the other end face of the limiting device (17), the grid (19) is uniformly and fixedly connected to the inner surface of the concrete hopper (18), and the material guide pipe (20) is welded to the edge of the center bottom of one side inside of the concrete hopper (18);

the pushing device (16) comprises a rubber column (21), a threaded push rod (22), a limiting sleeve ring (23), a fixing frame (24), a limiting sliding groove (25) and a limiting clamping block (34) inside, the limiting sliding groove (25) is symmetrically formed in two side faces of the fixing frame (24), the limiting sleeve ring (23) is symmetrically welded to the edge of the side face of one end of the fixing frame (24), the threaded push rod (22) is slidably mounted in the center of the limiting sleeve ring (23), the rubber column (21) is fixedly connected to one end face of the threaded push rod (22), and the limiting clamping block (34) is welded to one end face of the threaded push rod (22);

the limiting device (17) comprises a driving motor (26), a conversion guide pipe (27), a material conveying pipe (28), a supporting rod (29), a limiting sleeve (30), a transmission gear (31) and a third driving gear (32) inside, the transmission gear (31) is rotationally clamped in the center of one end face of the limiting sleeve (30), the conversion conduit (27) is rotatably arranged on one end surface of the limit sleeve (30), the material conveying pipes (28) are symmetrically welded inside the conversion guide pipes (27), the support rods (29) are welded on the outer surface of the conversion guide pipes (27) and positioned at the bottom between the material conveying pipes (28), the driving motor (26) is fixedly arranged on the top edge of one end of the limiting sleeve (30), the third driving gear (32) is fixedly connected to the center of one end of the driving motor (26) and the outer surface of one end edge of the supporting rod (29) respectively;

the limiting sleeves (30) are symmetrically arranged inside the limiting device (17), a limiting jack is formed in the center face of one end of the limiting device (17) and one end of the limiting sleeve positioned between the limiting sleeves (30), the conversion guide pipe (27) is inserted into the limiting jack through a support rod (29), and one end faces of the conveying pipes (28) are mutually communicated and share one outlet; a first threaded hole is formed in the center edge of the upper surface of the driving device (1), and the limiting support (12) is fixedly connected with the first threaded hole in the upper surface of the driving device (1) through a first fastening screw (13).

3. The concrete feeding device for construction according to claim 2, wherein: and a third fastening screw is spirally connected to the outer surface of the center of one end face between the limiting sleeves (30), and one end of each limiting sleeve (30) is fixedly connected with one end face of the fixing frame (24) through the third fastening screw.

4. The concrete feeding device for construction according to claim 3, wherein: the threaded push rod (22) is in sliding clamping connection with a limiting sliding groove (25) in the outer surface of the fixing frame (24) through a limiting clamping block (34) at one end, and the diameter of the first transmission gear ring (5) is larger than the diameter of the second transmission gear ring (14) by ten centimeters.

5. The concrete feeding device for construction according to claim 4, wherein: a second threaded hole is formed in the center of the side face of the transmission gear (31), and the transmission gear (31) is in threaded sleeve connection with the outer surface of the threaded push rod (22) through the second threaded hole.

6. The concrete feeding device for construction according to claim 5, wherein: the threaded push rod (22) is in sliding insertion connection with the inside of the limiting sleeve (30) through a rubber column (21) at one end.

7. The concrete feeding device for construction according to claim 6, wherein: one end of a material conveying pipe (28) in the conversion guide pipe (27) is respectively aligned with one end of a limiting sleeve (30) in a sliding mode, and one end face between the material conveying pipes (28) is connected with one end of a material guiding pipe (20) in the concrete hopper (18) in a rotating and clamping mode.

Technical Field

The invention relates to the technical field of building equipment, in particular to a concrete conveying device for building construction.

Background

When the building is constructed, a large amount of materials and tools are needed, wherein the materials comprise concrete, reinforcing steel bars, templates and the like, and the basic steps of the building construction are firstly binding the reinforcing steel bars, then installing the templates and then pouring the concrete, and when the concrete is poured, a concrete conveying device is needed, so that the efficiency of pouring the concrete is improved.

However, the existing concrete conveying device has some disadvantages in the using process, such as: when the existing concrete conveying device is used, concrete can be conveyed only singly, and synchronous simultaneous conveying of multiple groups of concrete can not be carried out, so that the working efficiency of concrete pouring can not be improved, and the concrete conveying device for building construction is needed to solve the problems.

Disclosure of Invention

The present invention is directed to a concrete conveying apparatus for building construction, which solves the problems of the background art described above.

In order to achieve the purpose, the invention provides the following technical scheme: the concrete conveying device for building construction comprises a driving device and a conveying device, wherein the conveying device is uniformly and fixedly arranged on the outer surface of the top of the driving device, the driving device comprises a controller, a transmission device, a first transmission gear ring, a power device, a supporting seat, a first driving motor, a first driving gear, a second driving gear and a second driving motor, the controller is inserted in the center of the top surface of the driving device in a sliding mode, the first transmission gear ring is rotatably arranged on the edge of the upper surface of the driving device, the power device is fixedly arranged on the edge of the center of the upper surface of the driving device, the supporting seat is welded on the edge of the bottom surface of the driving device, the transmission device is rotatably arranged on the edge of the top of the driving device, the second driving motor is fixedly arranged at the bottom end of the inside of the power device, and the first driving motor is fixedly arranged on the top of the second driving motor, the first driving gear is fixedly connected to the center of one end face of the first driving motor, and the second driving gear is fixedly connected to the center of one end face of the second driving motor;

the transmission device comprises a limiting support, a first fastening screw, a second transmission gear ring and an annular clamping groove, wherein the second transmission gear ring is rotatably sleeved at the inner center of the top end of the limiting support, the first fastening screw is spirally connected to the edges of two sides of the upper surface of the bottom of the limiting support, and the annular clamping groove is formed in the center of the inner surface and the outer surface of the second transmission gear ring;

the conveying device comprises a pushing device, a limiting device, a concrete hopper, a grid and a material guide pipe, wherein the pushing device is fixedly connected to one end face of the limiting device, the concrete hopper is fixedly connected to the other end face of the limiting device, the grid is uniformly and fixedly connected to the inner surface of the concrete hopper, and the material guide pipe is welded to the edge of the bottom of the center of one side in the concrete hopper;

the pushing device comprises a rubber column, a threaded push rod, a limiting lantern ring, a fixing frame, a limiting sliding groove and a limiting clamping block, wherein the limiting sliding groove is symmetrically formed in two side faces of the fixing frame, the limiting lantern ring is symmetrically welded on the edge of the side face of one end of the fixing frame, the threaded push rod is slidably mounted in the center of the inner portion of the limiting lantern ring, the rubber column is fixedly connected to one end face of the threaded push rod, and the limiting clamping block is welded on one end face of the threaded push rod;

the limiting device comprises a limiting device and a limiting device, wherein the limiting device comprises a driving motor, a conversion guide pipe, material conveying pipes, supporting rods, limiting sleeves, a transmission gear and a third driving gear, the transmission gear is rotationally clamped in the center of one end face of the limiting sleeve, the conversion guide pipe is rotationally mounted on one end face of the limiting sleeve, the material conveying pipes are symmetrically welded in the conversion guide pipe, the supporting rods are welded on the outer surface of the conversion guide pipe and located at the bottom between the material conveying pipes, the driving motor is fixedly mounted at the edge of the top of one end of the limiting sleeve, and the third driving gear is fixedly connected to the center of one end of the driving motor and the outer surface of the edge of one end of the supporting rod respectively;

the limiting sleeve is symmetrically arranged inside the limiting device, a limiting jack is formed in the center face of one end, located between the limiting sleeves, of one end of the limiting device, the conversion guide pipe is connected with the limiting jack in an inserting mode through a supporting rod, and one end face of the conveying pipe is communicated with one another and shares one outlet.

Preferably, a first threaded hole is formed in the center edge of the upper surface of the driving device, and the limiting support is fixedly connected with the first threaded hole in the upper surface of the driving device through a first fastening screw.

Preferably, a third fastening screw is spirally connected to the outer surface of the center of one end face between the limiting sleeves, and one end of each limiting sleeve is fixedly connected with one end face of the fixing frame through the third fastening screw.

Preferably, the threaded push rod is in sliding clamping connection with a limiting sliding groove in the outer surface of the fixing frame through a limiting clamping block at one end, and the diameter of the first transmission gear ring is larger than the diameter of the second transmission gear ring by ten centimeters.

Preferably, a second threaded hole is formed in the center of the side face of the transmission gear, and the transmission gear is in threaded sleeve connection with the outer surface of the threaded push rod through the second threaded hole.

Preferably, the threaded push rod is in sliding insertion connection with the inside of the limiting sleeve through a rubber column at one end.

Preferably, one end of a material conveying pipe inside the conversion guide pipe is respectively aligned with one end of the limiting sleeve in a sliding mode, and one end face between the material conveying pipes is connected with one end of a material guiding pipe inside the concrete hopper in a rotating and clamping mode.

Preferably, the center of the side surface of the transmission gear is rotationally clamped with two sides of one end of the fixing frame through a limiting sleeve ring, a fourth fastening screw is spirally connected to the bottom end of the fixing frame, and the fixing frame is fixedly connected with the edge of the upper surface of the driving device through the fourth fastening screw.

Preferably, the outer surface of the third driving gear is rotatably sleeved with a transmission toothed belt, and the driving motor is rotatably connected with one end of the supporting rod through the third driving gear and the transmission toothed belt.

Preferably, a buckling block is welded at the center of one end face of the threaded push rod, a buckling hole is formed in the center of one end face of the rubber column, and a second fastening screw is spirally connected to the center of the side face of the limiting clamping block.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the two transmission gears are arranged in a staggered manner, so that the two transmission gears are respectively in rotating meshed connection with the first transmission gear ring and the second transmission gear ring, then the rotation of the first transmission gear ring and the second transmission gear ring is controlled, the first transmission gear ring and the second transmission gear ring can drive the plurality of groups of transmission gears to synchronously rotate, and the transmission gears rotate to drive the corresponding thread push rods to slide, so that the thread push rods push the concrete in the limiting sleeve, the purpose of conveying the concrete is achieved, and the conveying devices can be installed in corresponding quantity according to corresponding pouring points, so that the working efficiency of concrete pouring is improved.

The thread push rod is connected with the rubber column in a rotating mode through the buckling block at one end, when the thread push rod can be conveniently rotated or disassembled, the thread push rod can be smoothly rotated, the thread push rod can be conveniently disassembled and assembled, the limiting fixture block is fixedly connected with the thread push rod through the second fastening screw, when the thread push rod is disassembled, the limiting fixture block can be disassembled by reversely rotating the second fastening screw, the limiting fixture block is prevented from being clamped with the limiting sliding groove, and the thread push rod is prevented from being disassembled.

Drawings

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

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

FIG. 2 is a schematic structural diagram of a driving device according to the present invention;

FIG. 3 is a cutaway schematic view of the drive of the present invention;

FIG. 4 is a schematic view of the transmission of the present invention;

FIG. 5 is a schematic view of the structure of the conveying device of the present invention;

FIG. 6 is a cutaway schematic view of the delivery device of the present invention;

FIG. 7 is a schematic structural diagram of a pushing device according to the present invention;

FIG. 8 is a schematic exploded view of the pushing apparatus of the present invention;

FIG. 9 is a schematic exploded view of the spacing device of the present invention;

fig. 10 is a schematic structural view of a threaded push rod according to a second embodiment of the present invention.

In the figure: 1-driving device, 2-conveying device, 3-controller, 4-transmission device, 5-first transmission gear ring, 6-power device, 7-supporting seat, 8-first driving motor, 9-first driving gear, 10-second driving gear, 11-second driving motor, 12-limiting bracket, 13-first fastening screw, 14-second transmission gear ring, 15-annular clamping groove, 16-pushing device, 17-limiting device, 18-concrete hopper, 19-grid, 20-material guide pipe, 21-rubber column, 22-threaded push rod, 23-limiting lantern ring, 24-fixing frame, 25-limiting chute, 26-driving motor, 27-conversion guide pipe, 28-material conveying pipe, 29-supporting rod, 30-limiting sleeve, 31-transmission gear, 32-third driving gear, 33-second fastening screw, 34-limiting fixture block and 35-buckling block.

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 any other variation 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.

The invention is further described below with reference to the accompanying drawings.

Example 1

Referring to fig. 1-9, an embodiment of the present invention is shown: the concrete conveying device for building construction comprises a driving device 1 and a conveying device 2, wherein the conveying device 2 is uniformly and fixedly installed on the outer surface of the top of the driving device 1, the driving device 1 comprises a controller 3, a transmission device 4, a first transmission gear ring 5, a power device 6, a supporting seat 7, a first driving motor 8, a first driving gear 9, a second driving gear 10 and a second driving motor 11, the controller 3 is inserted in the center of the top surface of the driving device 1 in a sliding mode, the first transmission gear ring 5 is installed on the edge of the upper surface of the driving device 1 in a rotating mode, the power device 6 is installed on the edge of the center of the upper surface of the driving device 1 in a fixed mode, the supporting seat 7 is welded on the edge of the bottom of the driving device 1, the transmission device 4 is installed on the edge of the top of the driving device 1 in a rotating mode, the second driving motor 11 is installed at the bottom end of the inside of the power device 6 in a fixed mode, the first driving motor 8 is installed on the top of the second driving motor 11 in a fixed mode, the first driving gear 9 is fixedly connected to the center of one end face of the first driving motor 8, and the second driving gear 10 is fixedly connected to the center of one end face of the second driving motor 11;

the transmission device 4 comprises a limiting bracket 12, a first fastening screw 13, a second transmission gear ring 14 and an annular clamping groove 15, the second transmission gear ring 14 is rotatably sleeved at the inner center of the top end of the limiting bracket 12, the first fastening screw 13 is spirally connected to the edges of two sides of the upper surface of the bottom of the limiting bracket 12, and the annular clamping groove 15 is formed in the center of the inner surface and the outer surface of the second transmission gear ring 14;

the conveying device 2 comprises a pushing device 16, a limiting device 17, a concrete hopper 18, a grid 19 and a material guide pipe 20, the pushing device 16 is fixedly connected to one end face of the limiting device 17, the concrete hopper 18 is fixedly connected to the other end face of the limiting device 17, the grid 19 is uniformly and fixedly connected to the inner surface of the concrete hopper 18, and the material guide pipe 20 is welded to the edge of the bottom of the center of one side of the interior of the concrete hopper 18;

the pushing device 16 comprises a rubber column 21, a threaded push rod 22, a limiting lantern ring 23, a fixing frame 24, a limiting sliding groove 25 and a limiting fixture block 34, the limiting sliding groove 25 is symmetrically formed in two side faces of the fixing frame 24, the limiting lantern ring 23 is symmetrically welded on the edge of one side face of the fixing frame 24, the threaded push rod 22 is slidably mounted in the center of the inside of the limiting lantern ring 23, the rubber column 21 is fixedly connected to one end face of the threaded push rod 22, and the limiting fixture block 34 is welded on one end face of the threaded push rod 22;

the limiting device 17 comprises a driving motor 26, a conversion guide pipe 27, a material conveying pipe 28, a support rod 29, a limiting sleeve 30, a transmission gear 31 and a third driving gear 32, wherein the transmission gear 31 is rotationally clamped at the center of one end face of the limiting sleeve 30, the conversion guide pipe 27 is rotationally arranged on one end face of the limiting sleeve 30, the material conveying pipes 28 are symmetrically welded inside the conversion guide pipe 27, the support rod 29 is welded on the outer surface of the conversion guide pipe 27 and is positioned at the bottom between the material conveying pipes 28, the driving motor 26 is fixedly arranged on the edge of the top of one end of the limiting sleeve 30, and the third driving gear 32 is fixedly connected to the center of one end of the driving motor 26 and the outer surface of the edge of one end of the support rod 29 respectively;

limiting sleeves 30 are symmetrically arranged inside the limiting device 17, a limiting jack is formed in the center face of one end, located between the limiting sleeves 30, of one end of the limiting device 17, the switching guide pipe 27 is connected with the limiting jack in an inserting mode through a supporting rod 29, and one end face of each conveying pipe 28 is communicated with each other and shares one outlet.

The first threaded hole is formed in the center edge of the upper surface of the driving device 1, and the limiting support 12 is in fastening connection with the first threaded hole in the upper surface of the driving device 1 through a first fastening screw 13, so that the limiting support 12 can stably support the second transmission gear ring 14.

A third fastening screw is spirally connected to the outer surface of the center of one end face of the limiting sleeve 30, and one end of the limiting sleeve 30 is fixedly connected with one end face of the fixing frame 24 through the third fastening screw, so that the pushing device 16 and the limiting device 17 can be connected into a whole, and meanwhile, the conveying device 2 can be conveniently detached and installed.

The threaded push rod 22 is in sliding clamping connection with the limiting sliding groove 25 on the outer surface of the fixing frame 24 through the limiting clamping block 34 at one end, the sliding of the threaded push rod 22 can be limited, the threaded push rod 22 is prevented from rotating while sliding, the diameter of the first transmission gear ring 5 is larger than that of the second transmission gear ring 14 by ten centimeters, and two transmission gears 31 can be conveniently connected with the first transmission gear ring 5 and the second transmission gear ring 14 in a rotating meshed mode.

The center of the side surface of the transmission gear 31 is provided with a second threaded hole, the transmission gear 31 is in spiral sleeve joint with the outer surface of the threaded push rod 22 through the second threaded hole, and therefore when the transmission gear 31 rotates, the threaded push rod 22 can be controlled to slide in the limiting sleeve 30 in a reciprocating mode.

The threaded push rod 22 is inserted into the limiting sleeve 30 in a sliding mode through the rubber column 21 at one end, so that the rubber column 21 can push concrete inside the limiting sleeve 30.

One end of the material conveying pipe 28 inside the conversion guide pipe 27 is respectively aligned with one end of the limiting sleeve 30 in a sliding manner, and one end surface between the material conveying pipes 28 is rotationally clamped with one end of the material guiding pipe 20 inside the concrete hopper 18, so that the effect of connecting and conveying concrete can be achieved.

The center of the side face of the transmission gear 31 is rotationally clamped with the two sides of one end of the fixing frame 24 through the limiting sleeve ring 23, the bottom end inside the fixing frame 24 is spirally connected with a fourth fastening screw, the fixing frame 24 is tightly connected with the edge of the upper surface of the driving device 1 through the fourth fastening screw, and the stability of installation of one end of the conveying device 2 can be guaranteed.

The outer surface of the third driving gear 32 is rotatably sleeved with a transmission toothed belt, and the driving motor 26 is rotatably connected with one end of the supporting rod 29 through the third driving gear 32 and the transmission toothed belt, so that the rotation of the conversion guide pipe 27 can be controlled, the conveying pipe 28 is rotated to be aligned with one end of the limiting sleeve 30 which needs to push concrete, and the situation that the pushed concrete cannot accurately enter the interior of the guide pipe 20 is avoided.

When the embodiment is implemented, the first transmission gear ring 5 and the second transmission gear ring 14 are controlled to rotate, the first transmission gear ring 5 and the second transmission gear ring 14 can drive the plurality of groups of transmission gears 31 to synchronously rotate, the transmission gears 31 rotate to drive the corresponding thread push rods 22 to slide, so that the thread push rods 22 push the concrete in the limiting sleeve 30, the purpose of conveying the concrete is achieved, the conveying device 2 can be installed according to the corresponding pouring points, and the working efficiency of pouring the concrete is improved.

Example 2

On the basis of embodiment 1, as shown in fig. 10, a fastening block 35 is welded at the center of one end surface of the threaded push rod 22, a fastening hole is formed at the center of one end surface of the rubber column 21, and a second fastening screw 33 is spirally connected at the center of the side surface of the limiting clamping block 34.

This embodiment is when implementing, the lock joint piece 35 through one end is rotated mutually with rubber column 21 through screw thread push rod 22 and is connected, can be convenient for rotate or when dismantling screw thread push rod 22, can make screw thread push rod 22 rotate smoothly, thereby be convenient for dismantle the installation to screw thread push rod 22, and spacing fixture block 34 passes through second fastening screw 33 and screw thread push rod 22 looks fastening connection, can be when dismantling screw thread push rod 22, can reverse rotation second fastening screw 33 dismantle spacing fixture block 34, avoid spacing fixture block 34 and spacing spout 25 looks joint, the hindrance is dismantled screw thread push rod 22.

The working principle is as follows: when building concrete pouring construction is carried out, concrete needs to be conveyed and poured, a corresponding number of conveying devices 2 are used according to pouring points before pouring, when the concrete is conveyed, one end of a conveying pipeline is fixedly connected with one end of a material guide pipe 20, the other end of the conveying pipeline is inserted into the points needing to be poured, then the concrete is filled into a concrete hopper 18, and meanwhile, the controller 3 is correspondingly controlled, so that a first driving motor 8 and a second driving motor 11 in a power device 6 synchronously rotate and operate, and a first driving gear 9 and a second driving gear 10 in the center of one end are driven to synchronously rotate in the opposite direction, wherein the first driving gear 9 and the second driving gear 10 synchronously rotate in the opposite direction and simultaneously drive a second transmission gear ring 14 and a first transmission gear ring 5 to synchronously rotate in the opposite direction respectively, the second transmission gear ring 14 and the first transmission gear ring 5 synchronously rotate in the opposite direction and simultaneously drive the two transmission gears 31 at one end of the limit sleeve 30 to synchronously rotate in the opposite direction, the two transmission gears 31 synchronously rotate in the opposite direction and simultaneously drive the two threaded push rods 22 to synchronously slide in the opposite direction, one threaded push rod 22 retracts towards the inside of the limit sleeve 30, one threaded push rod 22 extends towards the outer surface of the limit sleeve 30, the retracted threaded push rod 22 drives the rubber column 21 at one end to synchronously slide, so that negative pressure is formed inside the limit sleeve 30, concrete inside the concrete hopper 18 enters the inside of the limit sleeve 30, meanwhile, the driving motor 26 rotates to drive the supporting rod 29 to synchronously rotate through the third driving gear 32 and the transmission teeth, so that one end of the supporting rod 29 drives the conversion conduit 27 to rotate for 90 degrees, and simultaneously the conversion conduit 27 drives the inner threaded pipe 28 to rotate to align with one end of the retracted threaded push rod 22, and one end of the feed delivery pipe 28 is aligned with one end of the limit sleeve 30, and at the same time, the controller 3 controls the first driving gear 9 and the second driving motor 11 inside the power device 6 to synchronously and respectively rotate in opposite directions, and similarly, the second driving gear ring 14 and the first driving gear ring 5 synchronously and respectively rotate in opposite directions, so as to drive the two driving gears 31 at one end of the limit sleeve 30 to synchronously and respectively rotate in opposite directions, so as to control the threaded push rod 22 retracted into the limit sleeve 30 to reversely slide, push the rubber column 21 at one end to slide inside the limit sleeve 30, simultaneously push the concrete inside the limit sleeve 30 to enter the feed delivery pipe 28, and make the concrete enter the feed delivery pipe 20 through the feed delivery pipe 28, so as to push the concrete into the feed delivery pipe connected with one end of the feed delivery pipe 20, and finally make the concrete enter a pouring place through the feed delivery pipe, when the pouring points are few, the pushing device 16 and the limiting device 17 can be detached, the occupation of too much resource space is avoided, wherein the limiting clamping block 34 is in threaded connection with the center of one end face of the threaded push rod 22 through the second fastening screw 33, the limiting clamping block 34 can be conveniently detached, meanwhile, the threaded push rod 22 is integrally detached or installed at the edge, so that the multiple groups of transmission gears 31 can be indirectly controlled to synchronously rotate reversely through controlling the forward and reverse rotation of the second transmission toothed ring 14 and the first transmission toothed ring 5, and the threaded push rod 22 is synchronously driven to synchronously slide in the reciprocating mode inside the limiting sleeve 30 to circularly push concrete, the multiple groups of concrete conveying devices are simultaneously conveyed, and the working efficiency of the concrete pouring is further improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.