Transportation pumping device for reinforced concrete construction

Abstract

The invention discloses a transporting and pumping device for reinforced concrete construction, and relates to the technical field of reinforced concrete construction.The transporting and pumping device comprises a frame with a push handle welded to the side wall, an axle is rotationally installed in the frame, and walking wheels are installed at the two ends of the axle; a concrete storage tank and a concrete conveying pump are sequentially and fixedly mounted on the outer wall of the top of the vehicle frame, and a stirring mechanism is arranged on the concrete storage tank. In the walking and transporting process, the axle can drive the first synchronous wheel to rotate, then under the synchronous transmission effect of the synchronous belt, the second synchronous wheel can drive the shaft body to automatically rotate, and then the shaft body can drive the spiral stirring blades and the stirring rod on the shaft body to rotate in the concrete storage tank for stirring; in this way, the concrete can be continuously stirred in the transportation process, the situation that the concrete quality is reduced due to the fact that stirring is not conducted for a long time is avoided, and therefore the subsequent concrete pouring quality can be guaranteed.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of reinforced concrete construction, and particularly relates to a conveying and pumping device for reinforced concrete construction. BACKGROUND

[0002] During the pouring construction of reinforced concrete, a transport vehicle is used at the construction site to pour the mixed concrete into a storage tank and transport it to a designated location, and then a concrete delivery pump is connected with a pouring pipeline to perform the pouring operation of the reinforced concrete.

[0003] The existing conveying and pumping device is inconvenient for continuously mixing the concrete during the transportation process, and long-time non-mixing may cause the quality of the concrete to decrease, thereby directly affecting the subsequent pouring quality. SUMMARY

[0004] The present application aims at solving the problems in the prior art and provides a conveying and pumping device for reinforced concrete construction.

[0005] To achieve the above object, the present application adopts the following technical scheme.

[0006] The conveying and pumping device for reinforced concrete construction comprises a vehicle frame with a push handle welded to the side wall, a vehicle axle is rotatably installed in the vehicle frame, and walking wheels are installed at both ends of the vehicle axle, a concrete storage tank and a concrete delivery pump are fixedly installed in sequence on the top outer wall of the vehicle frame, and a stirring mechanism is arranged on the concrete storage tank.

[0007] The stirring mechanism comprises an axle body penetratingly connected with the center inner wall of one side of the concrete storage tank through a sealing bearing, spiral stirring blades welded to the outer wall of the axle body, a plurality of stirring rods welded to the outer wall of the axle body and alternately distributed at equal distances, a first synchronous wheel fixedly sleeved on the vehicle axle, and a second synchronous wheel fixedly sleeved on the outer end of the axle body.

[0008] Preferably, a feeding hopper is fixedly and communicatively arranged at the top middle part of the concrete storage tank, a discharging port is arranged at the bottom middle part of the concrete storage tank, a suction pipe is sealingly and fixedly connected with the discharging port at the suction end of the concrete delivery pump, and an electromagnetic valve is installed on the suction pipe.

[0009] Preferably, an avoiding opening is formed in the top of the vehicle frame, the first synchronous wheel and the second synchronous wheel are drivingly connected through a same synchronous belt, and the synchronous belt penetrates through the avoiding opening.

[0010] Preferably, the top of the frame is provided with a walking limiter at each corner, and the walking limiter comprises a fixed cylinder fixedly connected to the top of the frame, a top cover fixedly connected to the top outer wall of the fixed cylinder, a threaded rotating rod connected to the top inner wall of the top cover through a bearing, an extension column threadedly connected to the threaded rotating rod, a lifting plate fixedly connected to the bottom outer wall of the extension column, a limiting plate, a guide assembly, a control assembly and two damping assemblies.

[0011] Preferably, the guide assembly comprises a guide hole formed in the fixed cylinder, and the upper outer wall of the extension column is welded with a guide piece matched with the guide hole, and the outer wall of the guide piece is slidingly connected with the inner wall of the guide hole.

[0012] Preferably, the control assembly comprises a control shaft rotatably installed in the top cover, a worm fixedly sleeved on the control shaft, a worm wheel fixedly sleeved on the top end of the threaded rotating rod, and a hand wheel fixedly connected to the outer end of the control shaft, and the worm and the worm wheel are meshed with each other and located in the top cover.

[0013] Preferably, the two damping assemblies each comprise a connecting frame fixedly connected to the bottom outer wall of the lifting plate, two dampers symmetrically installed between the connecting frame and the limiting plate, and two damping springs sequentially sleeved on the two dampers.

[0014] The present application has the following beneficial effects:

[0015] 1. In the process of walking transportation, the axle drives the first synchronous wheel to rotate, then the second synchronous wheel drives the shaft to rotate automatically under the synchronous transmission effect of the synchronous belt, and then the shaft drives the spiral stirring blade and the stirring rod on it to rotate in the concrete storage tank for stirring, so that the concrete can be continuously stirred during transportation, avoiding the quality decline of the concrete due to long-term stirring, thereby ensuring the subsequent concrete pouring quality.

[0016] 2. After transportation to the designated location, the walking of the two walking wheels can be limited by sequentially controlling the four walking limiters, and since the four walking limiters can be independently controlled, the four limiting plates can contact the support surfaces of different heights respectively, thereby better adapting to the uneven ground environment.

[0017] 3. The walking limiter of the present application can ensure the stability during pumping by pressing the limiting plate on the ground to limit walking, and the damping effect of the two damping assemblies reduces the mechanical vibration of the concrete pump during operation, thereby reducing the damage to the ground. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a schematic view of the three-dimensional structure of the present application;

[0019] Figure 2 It is a side view schematic diagram of the present application;

[0020] Figure 3 It is a perspective view schematic diagram of the concrete storage tank area of the present application;

[0021] Figure 4 It is a vertical cross-section schematic diagram of the concrete storage tank of the present application;

[0022] Figure 5 It is a perspective view schematic diagram of the walking limiter of the present application;

[0023] Figure 6 It is a vertical cross-section schematic diagram of the walking limiter of the present application.

[0024] In the figure: 1, vehicle frame; 2, axle; 3, concrete storage tank; 4, shaft; 5, spiral stirring blade; 6, stirring rod; 7, first synchronous wheel; 8, second synchronous wheel; 9, synchronous belt; 10, feeding hopper; 11, discharge port; 12, concrete delivery pump; 13, electromagnetic valve; 14, fixed cylinder; 15, top cover; 16, threaded rotating rod; 17, telescopic column; 18, lifting plate; 19, guide port; 20, guide; 21, hand wheel; 22, control shaft; 23, worm; 24, worm gear; 25, connecting frame; 26, limiting plate; 27, damper; 28, shock absorbing spring. DETAILED DESCRIPTION

[0025] 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. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0026] Embodiment 1, refer to Figures 1-4 A reinforced concrete construction conveying and pumping device, comprising a vehicle frame 1 with a push handle welded on the side wall, a vehicle axle 2 is rotatably installed in the vehicle frame 1, walking wheels are installed at both ends of the vehicle axle 2, a concrete storage tank 3 and a concrete delivery pump 12 are fixedly installed on the top outer wall of the vehicle frame 1 in sequence, and a stirring mechanism is arranged on the concrete storage tank 3;

[0027] Specifically, the stirring mechanism comprises a shaft 4 connected with the center inner wall of one side of the concrete storage tank 3 through a sealing bearing, a spiral stirring blade 5 welded on the outer wall of the shaft 4, a plurality of stirring rods 6 welded on the outer wall of the shaft 4 and alternately distributed at equal distances, a first synchronous wheel 7 fixedly sleeved on the vehicle axle 2, and a second synchronous wheel 8 fixedly sleeved on the outer end of the shaft 4;

[0028] Further, the feeding hopper 10 is fixedly connected to the middle of the top of the concrete storage tank 3, the discharging port 11 is arranged at the middle of the bottom of the concrete storage tank 3, the pumping end of the concrete pump 12 is sealingly and fixedly connected to the discharging port 11 through a pumping pipe, the electromagnetic valve 13 is arranged on the pumping pipe, the top of the frame 1 is provided with an avoiding opening, the first synchronous wheel 7 and the second synchronous wheel 8 are drivingly connected through the same synchronous belt 9, and the synchronous belt 9 penetrates through the avoiding opening;

[0029] The working principle of the embodiment is as follows: first, the concrete to be used is added into the concrete storage tank 3 from the feeding hopper 10, then the trolley is moved by cooperation of the two walking wheels and the push handle, in the process of walking and transporting, the first synchronous wheel 7 is driven to rotate by the axle 2, then the second synchronous wheel 8 is driven to rotate by the shaft body 4 under the synchronous transmission effect of the synchronous belt 9, and then the screw stirring blade 5 and the stirring rod 6 on the shaft body 4 are driven to rotate in the concrete storage tank 3 for stirring, so that the concrete can be continuously stirred in the process of transporting, the quality of the concrete is prevented from being reduced due to long-time non-stirring, and the pouring quality of the subsequent concrete is facilitated to be ensured; second, after being transported to the designated position, the pouring pipe is connected to the pumping end of the concrete pump 12, then the concrete pump 12 and the electromagnetic valve 13 are turned on by connecting an external power supply, and at this moment, the concrete in the concrete storage tank 3 is pumped out by the concrete pump 12 and into the pouring pipe.

[0030] Embodiment 2, refer to Figures 1-2 and Figures 5-6 This embodiment is optimized on the basis of embodiment 1, specifically, the frame 1 is provided with a walking limiter at each of the four corner positions of the top of the frame 1.

[0031] More specifically, the walking limiter comprises a fixed cylinder 14 fixedly connected to the top of the frame 1, a top cover 15 fixedly connected to the top outer wall of the fixed cylinder 14, a threaded rotating rod 16 connected to the top inner wall of the top cover 15 through a bearing, an extension column 17 threadedly connected to the threaded rotating rod 16, a lifting plate 18 fixedly connected to the bottom outer wall of the extension column 17, a limiting plate 26 provided with uniformly distributed anti-skid lines at the bottom, a guiding assembly, a control assembly and two damping assemblies.

[0032] Further, the guiding assembly comprises a guiding opening 19 arranged on the fixed cylinder 14, and the upper outer wall of the extension column 17 is welded with a guide 20 matched with the guiding opening 19, the outer wall of the guide 20 is slidingly connected to the inner wall of the guiding opening 19, and the extension column 17 can stably extend and retract along the inner wall of the fixed cylinder 14 through the guiding assembly;

[0033] Further, the control assembly comprises a control shaft 22 rotatably arranged in the top cover 15, a worm 23 fixedly sleeved on the control shaft 22, a worm wheel 24 fixedly sleeved on the top end of the threaded rotating rod 16 and a hand wheel 21 fixedly connected to the outer end of the control shaft 22, the worm 23 and the worm wheel 24 are in meshing with each other and are located in the top cover 15, in the process of control, the self-locking performance after the meshing of the worm 23 and the worm wheel 24 can ensure that the threaded rotating rod 16 will not be reversed when subjected to external force, thereby enhancing the thread locking effect between the threaded rotating rod 16 and the telescopic column 17.

[0034] Further, each damping assembly comprises a connecting frame 25 fixedly connected to the bottom outer wall of the lifting plate 18, two dampers 27 symmetrically arranged between the connecting frame 25 and the limiting plate 26 and two damping springs 28 sequentially sleeved on the two dampers 27.

[0035] In this embodiment, firstly, after being transported to the designated place, the walking of the two walking wheels can be limited by sequentially controlling the four walking limiters, and since the four walking limiters can be independently controlled, the four limiting plates 26 can be in contact with different height support surfaces, thereby better adapting to uneven ground environment; secondly, in use, the walking limiter only needs to drive the worm 23 on the control shaft 22 to rotate through the hand wheel 21, then the worm wheel 24 meshing with the worm 23 drives the threaded rotating rod 16 to rotate, then under the guidance of the guide assembly, the telescopic column 17 threadedly connected with the threaded rotating rod 16 drives the lifting plate 18 to move downward, then the limiting plate 26 is pressed on the ground by the lifting plate 18 to limit walking, thereby ensuring the stability in the pumping process, and through the damping effect of the two damping assemblies, the mechanical vibration of the concrete pump 12 in the running process is reduced, thereby reducing the damage to the ground.

[0036] The contents not described in detail in the specification belong to the prior art known to those skilled in the art, although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A transporting and pumping device for reinforced concrete construction, comprising a frame (1) with a push handle welded to the side wall, a vehicle axle (2) is rotatably installed in the frame (1), and walking wheels are installed at both ends of the vehicle axle (2), characterized in that, The top outer wall of the frame (1) is sequentially fixedly provided with a concrete storage tank (3) and a concrete delivery pump (12), and the concrete storage tank (3) is provided with a stirring mechanism. The stirring mechanism comprises a shaft body (4) penetratingly connected with the center inner wall of one side of the concrete storage tank (3) through a sealing bearing, a spiral stirring blade (5) welded on the outer wall of the shaft body (4), a plurality of stirring rods (6) welded on the outer wall of the shaft body (4) and alternately distributed at equal distances, a first synchronous wheel (7) fixedly sleeved on the axle (2), and a second synchronous wheel (8) fixedly sleeved on the outer end of the shaft body (4).

2. A transport pumping device for use in reinforced concrete construction according to claim 1, characterized in that The top middle part of the concrete storage tank (3) is fixedly and communicatively provided with a feeding hopper (10), the bottom middle part of the concrete storage tank (3) is provided with a discharging port (11), the pumping end of the concrete delivery pump (12) is sealingly and fixedly communicated with the discharging port (11) through a pumping pipe, and the pumping pipe is provided with an electromagnetic valve (13).

3. A pumping device for transporting and placing concrete according to claim 1, characterized in that, The top of the frame (1) is provided with an avoiding opening, the first synchronous wheel (7) and the second synchronous wheel (8) are drivingly connected through a same synchronous belt (9), and the synchronous belt (9) penetrates through the avoiding opening.

4. A pumping device for transporting and placing concrete according to claim 1, characterized in that, The top four corner positions of the frame (1) are provided with walking limiters, and each walking limiter comprises a fixed cylinder (14) penetratingly and fixedly connected with the top of the frame (1), a top cover (15) fixedly and communicatively provided on the top outer wall of the fixed cylinder (14), a threaded rotating rod (16) connected with the top inner wall of the top cover (15) through a bearing, an extension column (17) threadedly connected with the threaded rotating rod (16), a lifting plate (18) fixedly connected with the bottom outer wall of the extension column (17), a limiting plate (26), a guiding assembly, a control assembly, and two damping assemblies.

5. A pumping device for transporting and placing concrete according to claim 4, characterized in that The guiding assembly comprises a guiding opening (19) formed in the fixed cylinder (14), and the upper outer wall of the extension column (17) is welded with a guiding piece (20) matched with the guiding opening (19), and the outer wall of the guiding piece (20) is slidingly connected with the inner wall of the guiding opening (19).

6. A pumping device for transporting and placing concrete according to claim 4, characterized in that The control assembly comprises a control shaft (22) rotationally installed in the top cover (15), a worm (23) fixedly sleeved on the control shaft (22), a worm wheel (24) fixedly sleeved on the top end of the threaded rotating rod (16), and a hand wheel (21) fixedly connected with the outer end of the control shaft (22), and the worm (23) and the worm wheel (24) are mutually engaged and located in the top cover (15).

7. A pumping device for transporting and placing concrete according to claim 4, characterized in that, Each of the two damping assemblies comprises a connecting frame (25) fixedly connected with the bottom outer wall of the lifting plate (18), two dampers (27) symmetrically installed between the connecting frame (25) and the limiting plate (26), and two damping springs (28) sequentially sleeved on the two dampers (27).

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