Concrete pumping device

Abstract

The utility model relates to the technical field of concrete pumping, and discloses a concrete pumping device which comprises a base, a box body is fixedly connected to the top of the base, a pump body is fixedly connected to the right side of the top of the base, screening mechanisms are arranged on the front side and the rear side of the box body, and a stirring mechanism is arranged at the bottom of the base. A first motor is started to enable a cross block to rotate, the cross block rotates to hit a protruding block, when the cross block makes contact with the protruding block, a screening plate moves leftwards, when the cross block does not make contact with the protruding block, the screening plate moves rightwards through the elastic force of a spring, and the operation is repeated so that the screening plate can move leftwards and rightwards in a reciprocating mode. Then concrete is poured into the top of the screening plate in the box body through the feeding hopper, through screening of the screening plate, small-particle concrete can fall into the bottom in the box body, large-particle concrete can fall onto the flow guide plate through screening of the screening plate, and the large-particle concrete is discharged through the flow guide plate.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete pumping, in particular to a concrete pumping device. Background Art

[0002] Concrete is a crucial building material. Considering the inconvenience of construction conditions, concrete pumps are often required to transport finished concrete to designated locations. A concrete pump, consisting of a pump body and a delivery pipe, utilizes pressure to continuously transport concrete along a pipeline. It is commonly used in building construction, bridge construction, and tunnel construction.

[0003] According to application number 202022512137.9, a new concrete pumping device includes a box body, the inner wall of the box body is provided with a first through hole, the interior of the first through hole is plugged with a first rotating shaft, the outer surface of the first rotating shaft is rotatably connected to a filter plate, the inner wall of the box body is provided with a second through hole, the interior of the second through hole is rotatably connected to a second rotating shaft, the outer surface of the second rotating shaft is fixedly connected to a cam, the bottom of the box body is rotatably connected to a roller structure, and the outer surface of the box body is fixedly connected to a pump body.

[0004] This new concrete pumping device, through the setting of the bracket structure, can slide the support plate during use, so that the connecting rod can open the support legs and support the delivery pipe. During the concrete pouring process, there is no need to support it manually, thus saving time and effort. The device pours concrete into the box and the pump body pumps the concrete inside the box. However, large concrete particles can cause blockage in the pump body. Utility Model Content

[0005] The purpose of the present utility model is to provide a concrete pumping device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solutions: a concrete pumping device, comprising a base, a box body fixedly connected to the top of the base, a feed hopper fixedly connected to the top of the box body, a discharge chute provided on the left side of the box body near the top, a guide plate fixedly connected to the left side of the box body, a discharge pipe fixedly connected to the right side of the box body near the bottom, a pump body fixedly connected to the right side of the top of the base, screening mechanisms provided on the front and rear sides of the box body, and a stirring mechanism provided on the bottom of the base;

[0007] The screening mechanism includes a sliding assembly and a rebound assembly, wherein the sliding assembly is arranged at the front and rear sides of the box body, and the rebound assembly is arranged on the sliding assembly;

[0008] The sliding assembly includes a slide groove, which is symmetrically opened on the front and rear sides of the box body near the top. A slider is connected to the slide groove for left and right sliding. A screening plate is fixedly connected to one end of the slider in the box body. A limit block is fixedly connected to the surface of the slider. A first fixed sleeve is fixedly connected to the right side of the box body. A first motor is fixedly connected to the first fixed sleeve frame. The output end of the first motor is fixedly connected to a cross block. A rectangular groove is opened on the right side of the box body near the top, and a protrusion is fixedly connected to the right side of the screening plate.

[0009] Preferably, the right side of the discharge pipe is fixedly connected to the input end of the pump body.

[0010] Preferably, the left end of the screening plate is in the discharge chute, and the protrusion is semicircular.

[0011] Preferably, the rebound assembly includes a T-shaped plate, which is fixedly connected to the other end of the slider, and L-plates are symmetrically fixedly connected on the front and rear sides of the box body near the upper left side, and a guide rod is fixedly connected to the right side of the L-plate, and a spring is sleeved on the surface of the guide rod between the L-plate and the front end of the T-plate.

[0012] Preferably, a groove corresponding to the guide rod surface is opened on the left side of the T-shaped plate, and the guide rod surface is slidably connected to the groove, one end of the spring is fixedly connected to the right side of the L-plate, and the other end of the spring is fixedly connected to the left side of the T-shaped plate.

[0013] Preferably, the stirring mechanism includes a second fixed sleeve, the second fixed sleeve is fixedly connected to the right side of the bottom of the base, the second fixed sleeve is fixedly connected to the second motor, the output end of the second motor is fixedly connected to the first pulley, a sealed bearing is provided at the top of the box body, the inner ring of the sealed bearing is fixedly connected to the stirring rod, the surface of the stirring rod is fixedly connected to the second pulley near the bottom end, and a belt is connected between the first pulley and the second pulley.

[0014] Preferably, holes corresponding to the bearings are provided at the bottom of the inner wall of the box and the bottom of the base, and the bearings are fixedly connected to the holes provided at the bottom of the inner wall of the box.

[0015] Compared with the prior art, the present invention provides a concrete pumping device with the following beneficial effects:

[0016] The concrete pumping device starts the first motor to rotate the cross block through the screening mechanism. The rotation of the cross block hits the protrusion. When the cross block contacts the protrusion, the screening plate moves to the left. When the cross block does not contact the protrusion, the screening plate moves to the right due to the elastic force of the spring. This process is repeated to make the screening plate move back and forth left and right. After that, concrete is poured into the top of the screening plate in the box through the feed hopper. After screening by the screening plate, small particles of concrete will fall to the bottom of the box, and large particles of concrete will be screened by the screening plate and fall on the guide plate, and the guide plate will discharge the large particles of concrete.

[0017] The concrete pumping device starts the second motor through the stirring mechanism to rotate the first pulley, and the first pulley rotates the second pulley through the cooperation of the belt, thereby rotating the stirring rod, and the stirring rod stirs the concrete in the box to make the mixture more uniform. After the stirring is completed, the pump body is started to pump the concrete in the box out of the box. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work.

[0019] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the right side of the structural box of the utility model;

[0021] Figure 3 This is a schematic diagram of the sliding assembly of the utility model structure;

[0022] Figure 4 This is a schematic diagram of the structural rebound component of the utility model;

[0023] Figure 5 This is a schematic diagram of the bottom of the structural base of the utility model;

[0024] Figure 6 This is a front sectional view of the structural box of the utility model.

[0025] In the figure: 1. base; 2. box body; 3. feed hopper; 4. discharge chute; 5. guide plate; 6. discharge pipe; 7. pump body; 8. screening mechanism; 81. sliding assembly; 811. slide; 812. slider; 813. limit block; 814. screening plate; 815. first fixed sleeve; 816. first motor; 817. cross block; 818. rectangular groove; 819. protrusion; 82. rebound assembly; 821. T-plate; 822. L-plate; 823. guide rod; 824. spring; 9. stirring mechanism; 91. second fixed sleeve; 92. second motor; 93. first pulley; 94. sealed bearing; 95. stirring rod; 96. second pulley; 97. belt. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium, internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0028] The utility model provides the following technical solutions:

[0029] For example 1, please refer to Figure 1-4 The utility model provides a technical solution: a concrete pumping device, comprising a base 1, a box body 2 is fixedly connected to the top of the base 1, a feed hopper 3 is fixedly connected to the top of the box body 2, a discharge chute 4 is opened on the left side of the box body 2 near the top, a guide plate 5 is fixedly connected to the left side of the box body 2, a discharge pipe 6 is fixedly connected to the right side of the box body 2 near the bottom, a pump body 7 is fixedly connected to the right side of the top of the base 1, screening mechanisms 8 are provided on the front and rear sides of the box body 2, and a stirring mechanism 9 is provided at the bottom of the base 1;

[0030] The screening mechanism 8 includes a sliding assembly 81 and a rebound assembly 82. The sliding assembly 81 is arranged on the front and rear sides of the box body 2, and the rebound assembly 82 is arranged on the sliding assembly 81.

[0031] The sliding assembly 81 includes a slide groove 811, which is symmetrically opened on the front and rear sides of the box body 2 near the top. A slider 812 is connected to the slide groove 811 for left and right sliding. The slider 812 is fixedly connected to a screening plate 814 at one end in the box body 2. A limit block 813 is fixedly connected to the surface of the slider 812. A first fixed sleeve 815 is fixedly connected to the right side of the box body 2. A first motor 816 is fixedly connected to the first fixed sleeve 815. The output end of the first motor 816 is fixedly connected to a cross block 817. A rectangular groove 818 is opened on the right side of the box body 2 near the top, and a protrusion 819 is fixedly connected to the right side of the screening plate 814.

[0032] The right side of the discharge pipe 6 is fixedly connected to the input end of the pump body 7 .

[0033] The left end of the screening plate 814 is in the discharge chute 4, and the protrusion 819 is semicircular.

[0034] The rebound assembly 82 includes a T-shaped plate 821, which is fixedly connected to the other end of the slider 812. An L-plate 822 is symmetrically fixedly connected to the front and rear sides of the box body 2 near the upper left side. A guide rod 823 is fixedly connected to the right side of the L-plate 822. A spring 824 is sleeved on the surface of the guide rod 823 between the L-plate 822 and the front end of the T-shaped plate 821.

[0035] A groove corresponding to the surface of the guide rod 823 is opened on the left side of the T-shaped plate 821, and the surface of the guide rod 823 is slidably connected to the groove. One end of the spring 824 is fixedly connected to the right side of the L-plate 822, and the other end of the spring 824 is fixedly connected to the left side of the T-shaped plate 821.

[0036] For example 2, please refer to Figure 5-6 , and on the basis of embodiment 1, a stirring mechanism 9 is further obtained.

[0037] The stirring mechanism 9 includes a second fixed sleeve 91, which is fixedly connected to the right side of the bottom of the base 1. A second motor 92 is fixedly connected to the second fixed sleeve 91, and a first pulley 93 is fixedly connected to the output end of the second motor 92. A sealed bearing 94 is provided at the top of the box body 2, and a stirring rod 95 is fixedly connected to the inner ring of the sealed bearing 94. A second pulley 96 is fixedly connected to the surface of the stirring rod 95 near the bottom end, and a belt 97 is sleeved between the first pulley 93 and the second pulley 96.

[0038] Holes corresponding to the bearings are provided at the bottom of the inner wall of the box body 2 and the bottom of the base 1 , and the bearings are fixedly connected to the holes provided at the bottom of the inner wall of the box body 2 .

[0039] In actual operation, when the device is used, the first motor 816 is started to rotate the cross block 817. The rotation of the cross block 817 hits the protrusion 819. When the cross block 817 contacts the protrusion 819, the screening plate 814 moves to the left. When the cross block 817 does not contact the protrusion 819, the screening plate 814 moves to the right due to the elastic force of the spring 824. This process is repeated to make the screening plate 814 move back and forth left and right. Then, concrete is poured into the top of the screening plate 814 in the box body 2 through the feed hopper 3. After being screened by the screening plate 814, small particles of concrete will fall to the bottom of the box body 2, and large particles of concrete will be screened by the screening plate 814 and fall onto the guide plate 5. The guide plate 5 discharges the large particles of concrete.

[0040] Start the second motor 92 to rotate the first pulley 93, and the first pulley 93 rotates the second pulley 96 through the cooperation of the belt 97, thereby rotating the stirring rod 95. The stirring rod 95 stirs the concrete in the box body 2 to make the mixture more uniform. After the stirring is completed, the pump body 7 is started to pump the concrete in the box body 2 out of the box body 2.

[0041] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a..." does not exclude the presence of additional identical elements in the process, method, article, or device comprising the element.

Claims

1. A concrete pumping device, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a box body (2), the top of the box body (2) is fixedly connected to a feed hopper (3), a discharge trough (4) is provided on the left side of the box body (2) near the top, a guide plate (5) is fixedly connected to the left side of the box body (2), a discharge pipe (6) is fixedly connected to the right side of the box body (2) near the bottom, a pump body (7) is fixedly connected to the right side of the top of the base (1), screening mechanisms (8) are provided on the front and rear sides of the box body (2), and a stirring mechanism (9) is provided at the bottom of the base (1); The screening mechanism (8) comprises a sliding assembly (81) and a rebound assembly (82), wherein the sliding assembly (81) is arranged on the front and rear sides of the box body (2), and the rebound assembly (82) is arranged on the sliding assembly (81); The sliding assembly (81) includes a slide groove (811), and the slide groove (811) is symmetrically opened on the front and rear sides of the box body (2) near the top. A slider (812) is slidably connected to the left and right sides of the slide groove (811), and a screening plate (814) is fixedly connected to one end of the slider (812) in the box body (2). A limit block (813) is fixedly connected to the surface of the slider (812). A first fixed sleeve (815) is fixedly connected to the right side of the box body (2), and a first motor (816) is fixedly connected to the first fixed sleeve (815). The output end of the first motor (816) is fixedly connected to a cross block (817). A rectangular groove (818) is opened on the right side of the box body (2) near the top, and a protrusion (819) is fixedly connected to the right side of the screening plate (814).

2. A concrete pumping device according to claim 1, characterized in that: The right side of the discharge pipe (6) is fixedly connected to the input end of the pump body (7).

3. The concrete pumping device according to claim 1, characterized in that: The left end of the screening plate (814) is inside the discharge trough (4), and the protrusion (819) is semicircular.

4. The concrete pumping device according to claim 1, characterized in that: The rebound assembly (82) includes a T-shaped plate (821), the T-shaped plate (821) is fixedly connected to the other end of the slider (812), and the box body (2) is symmetrically fixedly connected to the front and rear sides near the upper left side. The right side of the L-plate (822) is fixedly connected to a guide rod (823), and the surface of the guide rod (823) is sleeved with a spring (824) between the L-plate (822) and the front end of the T-shaped plate (821).

5. The concrete pumping device according to claim 4, characterized in that: A groove corresponding to the surface of the guide rod (823) is provided on the left side of the T-shaped plate (821), and the surface of the guide rod (823) is slidably connected to the groove. One end of the spring (824) is fixedly connected to the right side of the L-plate (822), and the other end of the spring (824) is fixedly connected to the left side of the T-shaped plate (821).

6. The concrete pumping device according to claim 1, characterized in that: The stirring mechanism (9) comprises a second fixed sleeve (91), the second fixed sleeve (91) is fixedly connected to the right side of the bottom of the base (1), a second motor (92) is fixedly connected inside the second fixed sleeve (91), an output end of the second motor (92) is fixedly connected to a first pulley (93), a sealed bearing (94) is provided at the top of the box (2), an inner ring of the sealed bearing (94) is fixedly connected to a stirring rod (95), a second pulley (96) is fixedly connected to the surface of the stirring rod (95) near the bottom end, and a belt (97) is sleeved between the first pulley (93) and the second pulley (96).

7. The concrete pumping device according to claim 6, characterized in that: Holes corresponding to the bearings are provided at the bottom of the inner wall of the box body (2) and the bottom of the base (1), and the bearings are fixedly connected to the holes provided at the bottom of the inner wall of the box body (2).

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