Concrete trolley for building construction

Abstract

The utility model relates to the technical field of building construction, in particular to a concrete trolley for building construction, which comprises a hopper, a push handle and a blanking device, the push handle is mounted on one side of the hopper, the blanking device is arranged on the lower surface of the hopper and comprises a blanking sleeve, and the blanking sleeve is fixedly connected with the lower surface of the hopper. A sealing block is rotatably connected to the interior of the discharging sleeve, a conveying pipe is fixedly connected to one side of the sealing block, a conveying rod is rotatably connected to the interior of the conveying pipe, a second motor is fixedly connected to one end of the conveying rod, a rotating wheel is fixedly connected to one side of the sealing block, and the second motor is fixedly connected to the surface of the rotating wheel; a positioning rod is in threaded connection with the interior of the rotating wheel and is connected with the interior of the discharging sleeve in an inserted mode. According to the concrete blanking device, the blanking device is arranged, so that concrete can be effectively and quickly blanked, the situation that a worker spends a lot of time during blanking is avoided, and the working efficiency of the worker is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction, especially relates to a concrete handcart for building construction. BACKGROUND

[0002] The concrete handcart for building construction is a tool for transporting concrete on a construction site, with the advantages of portability: the handcart is small in size and light in weight, suitable for use on narrow sites, flexibility: simple operation, suitable for short-distance transportation, low cost: compared with other transportation methods, the cost of the handcart is lower, disadvantages: limited transportation capacity: the amount of concrete transported at a time is limited, not suitable for long-distance or large-volume concrete transportation, high labor intensity: manual pushing is required, and the labor intensity is high, applicable scenarios: suitable for short-distance and small-batch concrete transportation, especially on narrow or large machinery-unusable sites.

[0003] The existing device such as CN213199862U, a concrete handcart for building construction, includes a vehicle body and a push handle, the push handle is fixedly connected to the side wall of the vehicle body, a threaded rod is rotatably connected in the vehicle body, a fourth chain wheel is rotatably connected in the vehicle body, an inner thread corresponding to the threaded rod is formed in the fourth chain wheel, a storage box is formed in the vehicle body, a push plate is slidably connected in the storage box, a discharge pipe is fixedly connected to the bottom of the storage box, an auxiliary discharging mechanism and a blocking mechanism are sequentially arranged in the discharge pipe from top to bottom, and the auxiliary discharging mechanism cooperates with the push plate; the utility model discloses a side moving and discharging mechanism, which can make the discharging more uniform, and the discharging is safer because the handcart does not need to be turned over during discharging, and the cover plate can be covered when the handcart is hoisted by a crane to a high place, so that concrete spilling and leakage due to shaking during transportation can be avoided.

[0004] When the worker needs to transport the concrete, the worker pours the concrete into the handcart so as to transport the concrete by using the handcart, but the handcart of the prior art mainly relies on gravity for natural discharging during discharging, so that the handcart will be time-consuming during discharging, thereby causing the problem of reduced work efficiency of the worker. UTILITY MODEL CONTENTS

[0005] The utility model discloses a concrete handcart for building construction to solve the problem of reduced work efficiency of the worker in the prior art.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: A concrete handcart for building construction, including hopper, push handle and discharging device, the push handle is installed on one side of hopper, the discharging device sets up on the lower surface of hopper, the discharging device includes discharging sleeve, the discharging sleeve is fixedly connected with the lower surface of hopper, the inside rotation of discharging sleeve is connected with the closed block, one side of the closed block is fixedly connected with the feed pipe, the inside rotation of feed pipe is connected with the feed rod, one end of the feed rod is fixedly connected with the second motor, one side of the closed block is fixedly connected with the rotating wheel, the surface of second motor and rotating wheel is fixedly connected, the inside screw of rotating wheel is connected with the locating rod, the locating rod is inserted with the inside of discharging sleeve, the both sides of discharging sleeve are fixedly connected with the first motor, a plurality of first motor is located at the both sides of second motor, and first motor can be matched with discharging sleeve to reach the purpose of supporting first motor.

[0007] Preferably, the driving end of the first motor is fixedly connected with an auxiliary wheel, and the auxiliary wheel is meshed with the surface of the rotating wheel. The auxiliary wheel can be matched with the first motor to achieve the purpose of starting the rotation of the auxiliary wheel.

[0008] Preferably, the surface of the feed pipe is provided with a guide device, the guide device includes a stabilizing strip, the stabilizing strip is fixedly connected with the outer surface of the feed pipe, and a positioning hole is formed in one side of the feed pipe. The stabilizing strip can be matched with the feed pipe to achieve the purpose of supporting the stabilizing strip.

[0009] Preferably, the outer surface of the feed pipe is slidably connected with a second sliding ring, and a push spring is fixedly connected between one side of the second sliding ring and the closed block. The second sliding ring can be matched with the feed pipe to achieve the purpose of limiting the hose.

[0010] Preferably, the other side of the second sliding ring is fixedly connected with a hose, the hose is sleeved on the surface of the feed pipe, one end of the hose is fixedly connected with a first sliding ring, and the hose can be matched with the second sliding ring to achieve the purpose of guiding the flow of concrete.

[0011] Preferably, the inside of the first sliding ring is screwedly connected with a limiting rod, the limiting rod is matched with the positioning hole, and the limiting rod can be matched with the first sliding ring to achieve the purpose of limiting the first sliding ring.

[0012] Compared with the prior art, the utility model has the advantages and positive effects that:

[0013] In this invention, by setting up a feeding device, when workers need to quickly feed concrete, the first motor is started, which drives the auxiliary wheel. The auxiliary wheel adjusts the rotating wheel, which drives the sealing block to rotate 180 degrees. When the feeding port of the sealing block is aligned with the opening of the feeding sleeve, the concrete flows into the feeding port of the sealing block. The second motor is then started, which drives the conveying rod. The conveying rod rotates and pushes the concrete forward. The conveying pipe guides the concrete, and the concrete sprays out of the conveying pipe. By setting up the feeding device, concrete can be effectively fed quickly, avoiding the need for workers to spend a lot of time feeding concrete, thereby improving the workers' work efficiency.

[0014] In this invention, by setting a guiding device, when the worker needs to transport concrete to a designated location, the limiting rod is rotated, the limiting rod disengages from the positioning hole, and the spring pushes the second slip ring. The second slip ring slides on the conveying pipe, the stabilizing bar guides the second slip ring, the second slip ring pushes the hose, the hose slides out of the conveying pipe, the hose pushes the first slip ring, the first slip ring disengages from the conveying pipe, the worker places the first slip ring in the designated position, and starts the discharging device. The hose guides the concrete to flow out from the first slip ring. By setting the discharging device, the concrete can be effectively guided to the designated location, avoiding the situation of concrete splashing during discharging, thereby reducing the concrete waste rate. Attached Figure Description

[0015] Figure 1 This utility model provides a three-dimensional structural diagram of a concrete handcart for building construction.

[0016] Figure 2 This utility model provides a schematic diagram of the material unloading device for a concrete handcart used in building construction.

[0017] Figure 3 This utility model proposes a concrete handcart for building construction. Figure 2 Schematic diagram of the structure at point A in the middle;

[0018] Figure 4 This utility model provides a schematic diagram of a guiding device for a concrete handcart used in building construction.

[0019] Figure 5 This utility model proposes a concrete handcart for building construction. Figure 4 Schematic diagram of the structure at point B.

[0020] Legend:

[0021] 1, hopper; 2, push handle; 3, discharging device; 31, first motor; 32, auxiliary wheel; 33, discharging sleeve; 34, positioning rod; 35, second motor; 36, closing block; 37, material conveying pipe; 38, material conveying rod; 39, rotating wheel; 4, guiding device; 41, positioning hole; 42, stabilizing strip; 43, push spring; 44, second sliding ring; 45, hose; 46, limiting rod; 47, first sliding ring. DETAILED DESCRIPTION

[0022] Please refer to Figures 1-5 The utility model provides a technical scheme: a concrete handcart for building construction, including hopper 1, push handle 2 and discharging device 3, push handle 2 installs on one side of hopper 1, and discharging device 3 sets up on the lower surface of hopper 1.

[0023] The specific setting and function of the discharging device 3 and the guiding device 4 will be described below.

[0024] In the embodiment: the discharging device 3 includes the discharging sleeve 33, the discharging sleeve 33 is fixedly connected with the lower surface of the hopper 1, the inside of the discharging sleeve 33 is rotatably connected with the closing block 36, one side of the closing block 36 is fixedly connected with the material conveying pipe 37, the inside of the material conveying pipe 37 is rotatably connected with the material conveying rod 38, one end of the material conveying rod 38 is fixedly connected with the second motor 35, one side of the closing block 36 is fixedly connected with the rotating wheel 39, the second motor 35 is fixedly connected with the surface of the rotating wheel 39, the inside of the rotating wheel 39 is screwedly connected with the positioning rod 34, and the positioning rod 34 is inserted with the inside of the discharging sleeve 33.

[0025] Specifically, the two sides of the discharging sleeve 33 are fixedly connected with the first motor 31, and a plurality of first motors 31 are located on the two sides of the second motor 35, so that the first motor 31 can be matched with the discharging sleeve 33 to support the first motor 31.

[0026] Specifically, the driving end of the first motor 31 is fixedly connected with the auxiliary wheel 32, and the auxiliary wheel 32 is meshedly connected with the surface of the rotating wheel 39.

[0027] In the embodiment: the auxiliary wheel 32 can be matched with the first motor 31 to start the rotation of the auxiliary wheel 32.

[0028] In the embodiment: the surface of the material conveying pipe 37 is provided with the guiding device 4, the guiding device 4 includes the stabilizing strip 42, the stabilizing strip 42 is fixedly connected with the outer surface of the material conveying pipe 37, one side of the material conveying pipe 37 is provided with the positioning hole 41, and the stabilizing strip 42 can be matched with the material conveying pipe 37 to support the stabilizing strip 42.

[0029] Specifically, the outer surface of the material conveying pipe 37 is slidably connected with the second sliding ring 44, and the second sliding ring 44 is fixedly connected with the closing block 36 on one side and is provided with the push spring 43.

[0030] In the embodiment: the second sliding ring 44 can cooperate with the material conveying pipe 37 to achieve the purpose of limiting the hose 45.

[0031] Specifically, the other side of the second sliding ring 44 is fixedly connected with the hose 45, the hose 45 is sleeved on the surface of the material conveying pipe 37, one end of the hose 45 is fixedly connected with the first sliding ring 47, and the hose 45 can cooperate with the second sliding ring 44 to achieve the purpose of guiding the flow of concrete.

[0032] Specifically, the inside of the first sliding ring 47 is threadedly connected with the limiting rod 46, and the limiting rod 46 is matched with the positioning hole 41.

[0033] In the embodiment: the limiting rod 46 can cooperate with the first sliding ring 47 to achieve the purpose of limiting the first sliding ring 47.

[0034] Working principle: through the setting of the discharging device 3, when the worker needs to quickly discharge the concrete, the first motor 31 is started, the first motor 31 drives the auxiliary wheel 32, the auxiliary wheel 32 adjusts the rotating wheel 39, the rotating wheel 39 drives the sealing block 36, the sealing block 36 rotates by 180 degrees, when the discharging opening of the sealing block 36 is aligned with the opening of the discharging sleeve 33, the concrete flows into the discharging opening of the sealing block 36, the second motor 35 is started, the second motor 35 drives the material conveying rod 38, the material conveying rod 38 rotates and pushes the concrete to flow forward, the material conveying pipe 37 guides the concrete, and the concrete is sprayed out of the material conveying pipe 37. Through the setting of the discharging device 3, the concrete can be effectively and quickly discharged, the worker can avoid spending a lot of time when discharging, thereby improving the work efficiency of the worker. In addition, through the setting of the guiding device 4, when the worker needs to convey the concrete to a specified position, the limiting rod 46 is rotated, the limiting rod 46 is separated from the positioning hole 41, the spring 43 is pushed to push the second sliding ring 44, the second sliding ring 44 slides on the material conveying pipe 37, the stabilizing strip 42 guides the second sliding ring 44, the second sliding ring 44 pushes the hose 45, the hose 45 slides out of the material conveying pipe 37, the hose 45 pushes the first sliding ring 47, the first sliding ring 47 is separated from the material conveying pipe 37, the worker places the first sliding ring 47 at the specified position, the discharging device 3 is started, the hose 45 guides the concrete to flow out of the first sliding ring 47. Through the setting of the discharging device 3, the concrete can be effectively guided to flow to the specified position, the concrete can be prevented from splashing when discharging, and the waste rate of the concrete is reduced.

Claims

1. A concrete handcart for construction, comprising a hopper (1), a handle (2), and a feeding device (3), characterized in that: The push handle (2) is installed on one side of the hopper (1), and the feeding device (3) is set on the lower surface of the hopper (1). The feeding device (3) includes a feeding sleeve (33), which is fixedly connected to the lower surface of the hopper (1). A sealing block (36) is rotatably connected inside the feeding sleeve (33). A conveying pipe (37) is fixedly connected to one side of the sealing block (36). A conveying rod (38) is rotatably connected inside the conveying pipe (37). A second motor (35) is fixedly connected to one end of the conveying rod (38). A rotating wheel (39) is fixedly connected to one side of the sealing block (36). The second motor (35) is fixedly connected to the surface of the rotating wheel (39). A positioning rod (34) is threaded inside the rotating wheel (39). The positioning rod (34) is inserted into the inside of the feeding sleeve (33).

2. A concrete handcart for construction as described in claim 1, characterized in that: The feeding sleeve (33) is fixedly connected to two sides of a first motor (31), and multiple first motors (31) are located on both sides of a second motor (35).

3. A concrete handcart for construction according to claim 2, characterized in that: An auxiliary wheel (32) is fixedly connected to the drive end of the first motor (31), and the auxiliary wheel (32) is engaged with the surface of the rotating wheel (39).

4. A concrete handcart for construction as described in claim 1, characterized in that: The surface of the conveying pipe (37) is provided with a guiding device (4), the guiding device (4) includes a stabilizing strip (42), the stabilizing strip (42) is fixedly connected to the outer surface of the conveying pipe (37), and a positioning hole (41) is opened on one side of the conveying pipe (37).

5. A concrete handcart for construction according to claim 4, characterized in that: The outer surface of the feed pipe (37) is slidably connected to a second slip ring (44), and a push spring (43) is fixedly connected between one side of the second slip ring (44) and the closing block (36).

6. A concrete handcart for construction according to claim 5, characterized in that: A hose (45) is fixedly connected to the other side of the second slip ring (44). The hose (45) is sleeved on the surface of the conveying pipe (37). One end of the hose (45) is fixedly connected to the first slip ring (47).

7. A concrete handcart for construction according to claim 6, characterized in that: The first slip ring (47) has an internal threaded connection to a limiting rod (46), which is adapted to the positioning hole (41).

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