Discharging device of concrete pouring vehicle

Abstract

A discharging device of a concrete pouring truck relates to the technical field of engineering machinery and comprises an arm support connecting seat and a discharging pipe, the arm support connecting seat is rotatably connected with a rotating seat through a hollow rotating shaft, a driving mechanism for driving the hollow rotating shaft to rotate is mounted on the arm support connecting seat, and an angle adjusting mechanism is mounted on the rotating seat. The discharging device comprises a hollow rotating shaft, an angle adjusting mechanism is fixed to the hollow rotating shaft, a supporting ring is fixed to the adjusting part of the angle adjusting mechanism, the discharging pipe sequentially penetrates through the hollow rotating shaft and the supporting ring, and the supporting ring is connected to the discharging pipe in a sleeving mode and is in sliding connection with the discharging pipe. According to the device, the pouring angle of the discharging pipe is adjusted conveniently, the trouble that the angle of the discharging pipe needs to be adjusted manually and the pouring angle of the discharging pipe is kept for a long time is avoided, and manpower is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering machinery, in particular to a material unloading device of a concrete pouring vehicle. Background Art

[0002] Concrete pump trucks (i.e. concrete pouring trucks) are mainly used to pump concrete. The pumping mechanism uses the power of the chassis engine to pressurize the concrete in the hopper and send it into the pipeline. The pipeline is attached to the boom. The operator controls the movement of the boom to directly deliver the concrete to the pouring point.

[0003] The discharge pipe of the concrete pouring truck is a hose structure. When discharging, in order to ensure that the concrete is accurately poured into the pouring hole, workers are required to support the discharge pipe. The operation time is relatively long and laborious. At the same time, at least one worker is required to support the discharge pipe, which wastes manpower. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a discharge device for a concrete pouring vehicle. A discharge pipe is supported by a support ring, and the support angle of the support ring can be adjusted, thereby adjusting the pouring angle of the discharge pipe. The angle adjustment is convenient, avoiding the trouble of manpower to adjust the angle of the discharge pipe and keeping the pouring angle for a long time, saving manpower, and effectively solving the problems in the background technology.

[0005] In order to achieve the purpose of the utility model, the utility model adopts the following technical solutions:

[0006] A material discharge device for a concrete pouring vehicle comprises a boom connection seat and a material discharge pipe, wherein the boom connection seat is rotatably connected to a rotating seat via a hollow rotating shaft, a driving mechanism for driving the hollow rotating shaft to rotate is installed on the boom connection seat, an angle adjustment mechanism is installed on the rotating seat, a support ring is fixed on the adjustment part of the angle adjustment mechanism, the material discharge pipe passes through the hollow rotating shaft and the support ring in sequence, the support ring is sleeved on the material discharge pipe and is slidably connected to the material discharge pipe.

[0007] Furthermore, the driving mechanism includes a first servo motor, a driving gear and a driven gear. The first servo motor is installed on the side of the boom connecting seat, the driving gear is fixed on the output shaft of the first servo motor, the driven gear is sleeved and fixed on the hollow rotating shaft, and the driving gear and the driven gear are meshed with each other. The first servo motor is electrically connected to the on-board controller of the concrete pouring truck.

[0008] Furthermore, the driving gear and the driven gear are both bevel gears.

[0009] Furthermore, the angle adjustment mechanism includes a second servo motor and a mounting seat, the second servo motor is mounted on the bottom support side of the rotating seat, the mounting seat is fixed on the output shaft of the second servo motor, and the second servo motor is electrically connected to the on-board controller of the concrete pouring truck.

[0010] Furthermore, the mounting seat is an "L"-shaped structure.

[0011] Furthermore, the angle adjustment mechanism also includes an electric push rod and a fixed block, the electric push rod is installed on the horizontal support part of the mounting seat, the fixed block is fixed to the telescopic end of the electric push rod, the fixed block is welded to the side of the support ring, and the electric push rod is electrically connected to the on-board controller of the concrete pouring truck.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the unloading device of the concrete pouring vehicle has the following advantages: the unloading pipe is supported by the support ring, the horizontal support angle of the support ring is adjusted by the driving mechanism, and the vertical support angle of the support ring is adjusted by the angle adjustment mechanism, so as to adjust the pouring angle of the unloading pipe. The angle adjustment is convenient, avoiding the trouble of manpower to adjust the angle of the unloading pipe and keeping the pouring angle for a long time, thereby saving manpower. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0014] Figure 2 It is a three-dimensional cross-sectional structural schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of the enlarged structure of point A of the utility model.

[0016] In the figure: 1 arm support connecting seat, 2 hollow rotating shaft, 3 rotating seat, 4 driving mechanism, 41 first servo motor, 42 driving gear, 43 driven gear, 5 angle adjustment mechanism, 51 second servo motor, 52 electric push rod, 53 mounting seat, 54 fixing block, 6 feeding pipe, 7 supporting ring. DETAILED DESCRIPTION

[0017] The present invention can be explained in detail through the following embodiments. The purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.

[0018] See also Figure 1-3The present embodiment provides a technical solution: a material discharge device of a concrete pouring vehicle, comprising a boom connection seat 1 and a material discharge pipe 6, the boom connection seat 1 is rotatably connected to a rotating seat 3 through a hollow rotating shaft 2, a driving mechanism 4 for driving the hollow rotating shaft 2 to rotate is installed on the boom connection seat 1, an angle adjustment mechanism 5 is installed on the rotating seat 3, a support ring 7 is fixed on the adjustment part of the angle adjustment mechanism 5, the material discharge pipe 6 passes through the hollow rotating shaft 2 and the support ring 7 in sequence, the support ring 7 is sleeved on the material discharge pipe 6 and is slidably connected to the material discharge pipe 6, the material discharge pipe 6 is supported by the support ring 7, and when use is completed, the support ring 7 returns to its original position, thereby not affecting the retraction and release of the material discharge pipe 6.

[0019] The driving mechanism 4 includes a first servo motor 41, a driving gear 42 and a driven gear 43. The first servo motor 41 is installed on the side of the boom connecting seat 1. The driving gear 42 is fixed on the output shaft of the first servo motor 41. The driven gear 43 is sleeved and fixed on the hollow rotating shaft 2, and the driving gear 42 and the driven gear 43 are meshed between their teeth. The first servo motor 41 is electrically connected to the on-board controller of the concrete pouring vehicle. The driving gear 42 and the driven gear 43 are both bevel gears. The output shaft of the first servo motor 41 drives the driving gear 42 to rotate, and the driving gear 42 and the driven gear 43 are meshed between their teeth. The driven gear 43 drives the rotating seat 3 to rotate through the hollow rotating shaft 2, thereby adjusting the horizontal pouring angle of the feeding tube 6. After the vertical pouring angle adjustment is completed, the horizontal pouring angle adjustment is performed. The angle adjustment is convenient, avoiding the need for manpower to adjust the angle of the feeding tube 6 and keep it at the pouring angle for a long time, thereby saving manpower.

[0020] The angle adjustment mechanism 5 includes a second servo motor 51 and a mounting seat 53. The second servo motor 51 is mounted on the side of the bottom support of the rotating seat 3. The mounting seat 53 is fixed on the output shaft of the second servo motor 51. The second servo motor 51 is electrically connected to the on-board controller of the concrete pouring vehicle. The mounting seat 53 is an "L"-shaped structure. The angle adjustment mechanism 5 also includes an electric push rod 52 and a fixing block 54. The electric push rod 52 is mounted on the horizontal support portion of the mounting seat 53. The fixing block 54 is fixed to the telescopic end of the electric push rod 52. The fixing block 54 is welded to the side of the support ring 7. The electric push rod 52 is electrically connected to the concrete pouring vehicle. The on-board controller of the concrete pouring vehicle, the telescopic end of the electric push rod 52 drives the support ring 7 to perform telescopic movement through the fixed block 54, so that the support ring 7 moves to a position on the discharge pipe 6 close to the discharge port. The support ring 7 slides relative to the discharge pipe 6 during the movement, and the output shaft of the second servo motor 51 drives the mounting seat 53 to rotate, and the mounting seat 53 drives the electric push rod 52 to perform angular displacement, thereby adjusting the vertical pouring angle of the discharge pipe 6. The angle adjustment is convenient, avoiding the trouble of manpower to adjust the angle of the discharge pipe 6 and keeping it at the pouring angle for a long time, saving manpower.

[0021] The working principle of a material discharge device of a concrete pouring vehicle provided by the utility model is as follows: the telescopic end of the electric push rod 52 drives the support ring 7 to perform telescopic movement through the fixed block 54, so that the support ring 7 moves to a position on the material discharge pipe 6 close to the discharge port, and the support ring 7 slides relative to the material discharge pipe 6 during the movement, and the output shaft of the second servo motor 51 drives the mounting seat 53 to rotate, and the mounting seat 53 drives the electric push rod 52 to perform angular displacement, thereby adjusting the vertical pouring angle of the material discharge pipe 6, and the output shaft of the first servo motor 41 drives the driving gear 42 to rotate, and the driving gear 42 and the driven gear 43 are meshed between the teeth, and the driven gear 43 drives the rotating seat 3 to rotate through the hollow rotating shaft 2, thereby adjusting the horizontal pouring angle of the material discharge pipe 6, and the horizontal pouring angle is adjusted after the vertical pouring angle adjustment is completed, and the material discharge pipe 6 is supported by the support ring 7. When use is completed, the support ring 7 returns to its original position, thereby not affecting the retraction and release of the material discharge pipe 6.

[0022] It is worth noting that the components disclosed in the above embodiments are all universal standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

[0023] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0024] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0025] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly limited. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances, for example, the rotational connection can be a rotational connection through a bearing.

[0026] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0027] The parts of the present invention that are not described in detail are prior art. Although the present invention is specifically demonstrated and introduced in conjunction with the preferred implementation scheme, there are many methods and ways to implement the technical solution. The above is only a preferred implementation scheme of the present invention. However, technical personnel in the relevant field should understand that various changes can be made to the present invention in form and details without departing from the spirit and scope of the present invention as defined in the attached claims, which are all within the scope of protection of the present invention.

Claims

1. A material discharge device for a concrete pouring vehicle, comprising an arm connecting seat (1) and a material discharge pipe (6), characterized in that: The arm support connecting seat (1) is rotatably connected to a rotating seat (3) via a hollow rotating shaft (2); a driving mechanism (4) for driving the hollow rotating shaft (2) to rotate is installed on the arm support connecting seat (1); an angle adjustment mechanism (5) is installed on the rotating seat (3); a support ring (7) is fixed to an adjustment portion of the angle adjustment mechanism (5); the feed pipe (6) passes through the hollow rotating shaft (2) and the support ring (7) in sequence; the support ring (7) is sleeved on the feed pipe (6) and is slidably connected to the feed pipe (6).

2. The unloading device of a concrete pouring vehicle according to claim 1, characterized in that: The driving mechanism (4) comprises a first servo motor (41), a driving gear (42) and a driven gear (43); the first servo motor (41) is mounted on a side of the boom connection seat (1); the driving gear (42) is fixed on an output shaft of the first servo motor (41); the driven gear (43) is sleeved and fixed on a hollow rotating shaft (2); and the driving gear (42) and the driven gear (43) are meshed with each other; the first servo motor (41) is electrically connected to an onboard controller of a concrete pouring vehicle.

3. A material unloading device for a concrete pouring vehicle according to claim 2, characterized in that: The driving gear (42) and the driven gear (43) are both bevel gears.

4. The unloading device of a concrete pouring vehicle according to claim 1, characterized in that: The angle adjustment mechanism (5) comprises a second servo motor (51) and a mounting seat (53); the second servo motor (51) is mounted on a side of a bottom support of the rotating seat (3); the mounting seat (53) is fixed on an output shaft of the second servo motor (51); and the second servo motor (51) is electrically connected to an onboard controller of the concrete pouring vehicle.

5. The unloading device of a concrete pouring vehicle according to claim 4, characterized in that: The mounting seat (53) is an "L"-shaped structure.

6. A material unloading device for a concrete pouring vehicle according to claim 5, characterized in that: The angle adjustment mechanism (5) further comprises an electric push rod (52) and a fixing block (54), wherein the electric push rod (52) is mounted on a horizontal support portion of the mounting seat (53), the fixing block (54) is fixed to a telescopic end portion of the electric push rod (52), the fixing block (54) is welded to a side surface of the support ring (7), and the electric push rod (52) is electrically connected to an onboard controller of the concrete pouring vehicle.

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