Concrete transport pump truck

Abstract

The utility model discloses a concrete transport pump truck which comprises a pump truck body, a mechanical arm is hinged to the pump truck body through a pin shaft, a first hydraulic telescopic rod is jointly hinged between the mechanical arm and the pump truck body, a discharging bent pipe is arranged at the tail end of the mechanical arm, a discharging connector is arranged at the bottom of the discharging bent pipe, and the discharging connector is connected with the mechanical arm through a first hydraulic telescopic rod. The utility model relates to the technical field of concrete pump trucks, a servo motor and a speed reducer are used for driving a supporting shaft to rotate so as to drive a discharging pipe to rotate, so that the edge of a pouring position can be conveniently poured, a worker does not need to hold the discharging pipe at the edge to adjust the position of the discharging pipe at the moment, and the working efficiency is improved. And therefore, a worker does not need to stand on the edge to control the concrete falling position, and concrete pouring is safer.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete pump truck technical field, concretely is a kind of concrete transport pump truck. BACKGROUND

[0002] Concrete pump truck is the mechanical that utilizes pressure and transports concrete along pipeline continuously. It is composed of pump body and delivery pipe. According to structural form, it is divided into piston type, extrusion type, water pressure diaphragm type. Pump body is equipped on the chassis of car, and then equipped with telescopic or zigzag distribution rod, and it is composed of pump truck. Concrete pump truck transmits power of engine to hydraulic pump group or rear axle through power divider, and hydraulic pump promotes piston to drive concrete pump to work, and utilizes distribution rod and delivery pipe on pump truck to deliver concrete to certain height and distance.

[0003] The existing concrete pump truck transports concrete through mechanical arm, however, in order to ensure the flexibility of concrete transportation, a hose is arranged at the end of the mechanical arm, when pouring concrete, such as at the edge of house roof, the worker drives the hose outlet to the edge pouring place by holding the end of the hose, therefore, the worker needs to stand at the edge of pouring, if the movement distance of the mechanical arm is not properly controlled, the hose will be suspended from the pouring place, and the worker holding the hose will have the risk of falling. UTILITY MODEL CONTENTS

[0004] In view of the problems existing in the prior art, the utility model is provided.

[0005] Therefore, the utility model aims at providing a concrete transport pump truck, which solves the problem that the existing concrete pump truck transports concrete through mechanical arm, however, in order to ensure the flexibility of concrete transportation, a hose is arranged at the end of the mechanical arm, when pouring concrete, such as at the edge of house roof, the worker drives the hose outlet to the edge pouring place by holding the end of the hose, therefore, the worker needs to stand at the edge of pouring, if the movement distance of the mechanical arm is not properly controlled, the hose will be suspended from the pouring place, and the worker holding the hose will have the risk of falling.

[0006] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical scheme:

[0007] The utility model relates to a concrete transport pump truck, including the pump truck body, the mechanical arm is hinged through the pin shaft on the pump truck body, first hydraulic telescopic link is hinged between the mechanical arm and the pump truck body jointly, the end of mechanical arm has the discharge elbow pipe, the bottom of discharge elbow pipe has the discharge interface, the bottom fixedly connected with rotating mechanism of discharge interface, the rotating mechanism has the discharge pipe, the feeding port of discharge pipe is connected with U -shaped pipe, the other end fixedly connected rotating joint of U -shaped pipe, the top end of rotating joint connects L -shaped pipe, the other end of L -shaped pipe connects the discharge interface of discharge interface.

[0008] As a preferred scheme of the utility model discloses a concrete transport pump truck, wherein: the support rod is welded on the body outer wall of the pump truck body, the fixed block is welded on the support rod, the fastening pin is threadedly connected on the fixed block, and the support disc is fixedly installed at the bottom of the fastening pin.

[0009] As a preferred scheme of the utility model discloses a concrete transport pump truck, wherein: the rotating mechanism includes a shell, a speed reducer is installed on the shell, the input shaft of the speed reducer is connected with the output shaft of a servo motor through a shaft coupling, the output shaft of the speed reducer is drivingly connected with a support shaft, the support shaft is rotatably connected with the shell through a bearing, and the discharge pipe is fixedly installed at the bottom of the support shaft.

[0010] As a preferred scheme of the utility model discloses a concrete transport pump truck, wherein: the output shaft of the speed reducer is fixedly installed with a driving synchronous wheel, the driving synchronous wheel is drivingly connected with a driven synchronous wheel through a synchronous belt, and the driven synchronous wheel is fixedly installed on the support shaft.

[0011] As a preferred scheme of the utility model discloses a concrete transport pump truck, wherein: the top of the shell is provided with a support through bolts, the top of the support is fixedly connected with a bridging rod, and the top of the bridging rod is welded with the bottom of the discharge interface.

[0012] As a preferred scheme of the utility model discloses a concrete transport pump truck, wherein: the second hydraulic telescopic link is installed on the body outer wall of the pump truck body, the other end of the second hydraulic telescopic link is detachably connected with the fixed block, the fastening pin is threadedly connected on the fixed block, and the support disc is fixedly installed at the bottom of the fastening pin.

[0013] As a preferred scheme of the utility model discloses a concrete transport pump truck, wherein: the first support connecting seat is welded on the body outer wall of the pump truck body, one end of the second hydraulic telescopic link is inserted into the first support connecting seat, and the first support connecting seat and the second hydraulic telescopic link are fixed through bolts;

[0014] The second support connecting seat is internally sleeved with a second hydraulic telescopic rod, and the second hydraulic telescopic rod and the second support connecting seat are fixed through bolts.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] The support shaft is driven to rotate through the servo motor and the speed reducer, so that the discharge pipe can be driven to rotate, thereby facilitating the pouring of the edge of the pouring position, and workers do not need to hold the discharge pipe at the edge to adjust the position of the discharge pipe, so that the edge can be poured with concrete, and workers do not need to stand at the edge to control the concrete pouring position, so that the concrete pouring is safer. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A structure schematic view provided for the embodiment 1 of the present application;

[0018] Figure 2 A structure schematic view provided for the embodiment 1 of the present application; Figure 1 A partial enlarged view of the structure schematic view;

[0019] Figure 3 An enlarged view of A in the structure schematic view provided for the embodiment 1 of the present application; Figure 2 An enlarged view of B in the structure schematic view provided for the embodiment 1 of the present application;

[0020] Figure 4 An enlarged view of B in the structure schematic view provided for the embodiment 1 of the present application; Figure 2 An enlarged view of B in the structure schematic view provided for the embodiment 1 of the present application;

[0021] Figure 5 A structure schematic view provided for the embodiment 2 of the present application.

[0022] In the drawing: pump truck body 1, mechanical arm 2, first hydraulic telescopic rod 3, discharge elbow 4, second hydraulic telescopic rod 5, discharge interface 6, L-shaped pipe 7, discharge pipe 8, support rod 9, fixed block 91, fastening pin 10, support disc 11, shell 12, synchronous belt 13, rotary joint 14, U-shaped pipe 15, driven synchronous wheel 16, support shaft 17, servo motor 18, speed reducer 19, driving synchronous wheel 20, support 21, bridging rod 22, first support connecting seat 23, second support connecting seat 24. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the present application more clear, the following will make further detailed description on the embodiment of the present application in combination with the drawings.

[0024] Embodiment 1:

[0025] The present application provides a concrete transport pump truck, please refer to Figures 1-4, including the pump car body 1, the pump car body 1 is hinged with a mechanical arm 2 through a pin shaft, a first hydraulic telescopic rod 3 is hinged between the mechanical arm 2 and the pump car body 1, the end of the mechanical arm 2 has a discharge elbow 4, the bottom of the discharge elbow 4 has a discharge interface 6, the bottom of the discharge interface 6 is fixedly connected with a rotating mechanism, the rotating mechanism has a discharge pipe 8, the inlet of the discharge pipe 8 is connected with a U-shaped pipe 15, the other end of the U-shaped pipe 15 is fixedly connected with a rotary joint 14, the top end of the rotary joint 14 is connected with an L-shaped pipe 7, the other end of the L-shaped pipe 7 is connected with the discharge interface of the discharge interface 6.

[0026] The support rod 9 is welded on the outer wall of the pump car body 1, the fixed block 91 is welded on the support rod 9, the fastening pin 10 is threadedly connected on the fixed block 91, and the support disc 11 is fixedly installed on the bottom of the fastening pin 10.

[0027] The rotating mechanism comprises a housing 12, a speed reducer 19 is installed on the housing 12, the input shaft of the speed reducer 19 is connected with the output shaft of the servo motor 18 through a shaft coupling, the output shaft of the speed reducer 19 is drivingly connected with a support shaft 17, specifically, the output shaft of the speed reducer 19 is fixedly installed with a driving synchronous wheel 20, the driving synchronous wheel 20 is drivingly connected with a driven synchronous wheel 16 through a synchronous belt 13, the driven synchronous wheel 16 is fixedly installed on the support shaft 17, the support shaft 17 is rotatably connected with the housing 12 through a bearing, and the discharge pipe 8 is fixedly installed on the bottom of the support shaft 17; the support shaft 17 is driven to rotate by the servo motor 18 and the speed reducer 19, and then the discharge pipe 8 can be driven to rotate, so that the edge of the pouring place can be poured conveniently, and at this time the worker does not need to hold the discharge pipe 8 at the edge to adjust the position of the discharge pipe 8.

[0028] The top end of the housing 12 is installed with a support 21 through bolts, the top end of the support 21 is fixedly connected with a bridging rod 22, and the top end of the bridging rod 22 is welded with the bottom of the discharge interface 6.

[0029] In specific use, when pouring, the support shaft 17 is driven to rotate by the servo motor 18 and the speed reducer 19, and then the discharge pipe 8 can be driven to rotate, so that the outlet position of the discharge pipe 8 is changed, and the edge can be poured with concrete, so the worker does not need to stand at the edge to control the concrete pouring position.

[0030] Embodiment 2:

[0031] Referring to the accompanying drawings Figure 5Different from example 1, the second hydraulic telescopic rod 5 is installed on the outer wall of the pump truck body 1, specifically, the first support connecting seat 23 is welded on the outer wall of the pump truck body 1, one end of the second hydraulic telescopic rod 5 is inserted into the first support connecting seat 23, and the first support connecting seat 23 and the second hydraulic telescopic rod 5 are fixed through bolts, the other end of the second hydraulic telescopic rod 5 is detachably connected with the fixed block 91, specifically, the second support connecting seat 24 is welded on the outer wall of the fixed block 91, the second hydraulic telescopic rod 5 is inserted into the inner wall of the second support connecting seat 24, and the second hydraulic telescopic rod 5 and the second support connecting seat 24 are fixed through bolts, the fastening pin 10 is threadedly connected on the fixed block 91, and the support disc 11 is fixedly installed on the bottom of the fastening pin 10; at this time, the second hydraulic telescopic rod 5 drives the fixed block 91 to move, so that the support area can be expanded, and the device is more stable.

[0032] Although the present application has been described with reference to the embodiments above, various improvements can be made and equivalent parts can be substituted without departing from the scope of the present application. In particular, each feature disclosed in the described embodiments of the present application can be used alone or in combination with other features and can be used in any combination. The combinations described in the specification are not exhaustive and are only given for the purpose of saving space and resources. Therefore, the present application is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A concrete transport pump truck, comprising a pump truck body (1), a mechanical arm (2) is hingedly connected to the pump truck body (1) through a pin shaft, a first hydraulic telescopic rod (3) is hingedly connected between the mechanical arm (2) and the pump truck body (1), and a discharge elbow (4) is arranged at the end of the mechanical arm (2), the bottom of the discharge elbow (4) is provided with a discharge interface (6), characterized in that: The bottom of the discharge interface (6) is fixedly connected with a rotating mechanism, the rotating mechanism has a discharge pipe (8), the feeding port of the discharge pipe (8) is connected with a U-shaped pipe (15), the other end of the U-shaped pipe (15) is fixedly connected with a rotary joint (14), the top end of the rotary joint (14) is connected with an L-shaped pipe (7), and the other end of the L-shaped pipe (7) is connected with the discharge interface of the discharge interface (6).

2. A concrete pump truck as claimed in claim 1, wherein, The pump truck body (1) is welded with a support rod (9) on the outer wall of the body, a fixed block (91) is welded on the support rod (9), a fastening pin (10) is threadedly connected to the fixed block (91), and a support disc (11) is fixedly installed at the bottom of the fastening pin (10).

3. A concrete pump truck as claimed in claim 2, wherein, The rotating mechanism comprises a housing (12), a speed reducer (19) is installed on the housing (12), an input shaft of the speed reducer (19) is connected with an output shaft of a servo motor (18) through a shaft coupling, an output shaft of the speed reducer (19) is drivingly connected with a support shaft (17), the support shaft (17) is rotatably connected with the housing (12) through a bearing, and the discharge pipe (8) is fixedly installed at the bottom of the support shaft (17).

4. A concrete pump truck as claimed in claim 3, wherein, A driving synchronous wheel (20) is fixedly installed on the output shaft of the speed reducer (19), the driving synchronous wheel (20) is drivingly connected with a driven synchronous wheel (16) through a synchronous belt (13), and the driven synchronous wheel (16) is fixedly installed on the support shaft (17).

5. A concrete pump truck as claimed in claim 3 or 4, characterised in that, A support (21) is installed at the top end of the housing (12) through bolts, the top end of the support (21) is fixedly connected with a bridging rod (22), and the top end of the bridging rod (22) is welded with the bottom of the discharge interface (6).

6. A concrete pump truck as claimed in claim 1, wherein, A second hydraulic telescopic rod (5) is installed on the outer wall of the pump truck body (1), the other end of the second hydraulic telescopic rod (5) is detachably connected with the fixed block (91), the fixed block (91) is threadedly connected with the fastening pin (10), and the bottom of the fastening pin (10) is fixedly installed with the support disc (11).

7. A concrete pump truck as claimed in claim 6, wherein, A first support connecting seat (23) is welded on the outer wall of the pump truck body (1), one end of the second hydraulic telescopic rod (5) is inserted into the first support connecting seat (23), and the first support connecting seat (23) and the second hydraulic telescopic rod (5) are fixed by bolts; A second support connecting seat (24) is welded on the outer wall of the fixed block (91), the second hydraulic telescopic rod (5) is inserted into the inner wall of the second support connecting seat (24), and the second hydraulic telescopic rod (5) and the second support connecting seat (24) are fixed by bolts.

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