Movable concrete spreader

Abstract

The utility model discloses a movable concrete spreader which comprises a vehicle body crawler chassis, a hydraulic supporting leg mechanism, a supporting stand column and a distributing pipe, two balance weight frames are arranged on the left side and the right side of a vehicle body, the distributing pipe comprises a vertical pipe, a middle pipe, a transition pipe and an outlet pipe, and the supporting stand column is connected with a rotating pipe through a first swivel joint. The outlet end of the vertical pipe penetrates through the top of the rotating pipe to be connected with the inlet end of a middle pipe, the middle pipe is arranged along the supporting cross beam, the outlet end of the middle pipe is connected with the inlet end of a transition pipe, the transition pipe penetrates through the outlet end of the end of the supporting cross beam to be connected with a second rotating connector, and the outlet end of the transition pipe is connected with the inlet end of an outlet pipe. The inlet end of the outlet pipe is embedded in the hoop, the hoop is connected with the second swivel joint, and the hoop and the extension beam are integrally formed. Multi-directional concrete pouring is achieved through unfolding, folding and rotating of the material distributing pipe, movement of the material distributing machine is achieved through the crawler chassis, the configuration frame is moved downwards, and the situation that the whole machine is heavy in the upper portion and light in the lower portion is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to concrete construction technical field, especially is involved in a mobile concrete distributing machine. BACKGROUND

[0002] The concrete distributing machine is the terminal equipment of pumping concrete, and is used for conveying the concrete pumped by a pump to a concrete pouring site through a pipeline. The bottom of the traditional concrete distributing machine is provided with supporting legs, and the whole concrete distributing machine is supported by the supporting legs. When transportation is needed, other hoisting equipment is often needed to realize movement, and the operation is inconvenient.

[0003] In addition, the intelligent concrete distributing machine disclosed in patent CN202410913639.2 and the concrete distributing machine disclosed in patent CN200910167898.0, the counterweight box of the current concrete distributing machine is arranged at the top, so that the counterweight blocks are placed in the configuration frame to prevent the phenomenon of front-heavy and rear-light at the outlet of the conveying pipe. However, in this way, the whole machine is heavy at the top and light at the bottom, the center of gravity is unstable, and the machine is prone to overturning, and the falling of the counterweight blocks in the top counterweight box seriously threatens the safety of construction personnel.

[0004] Therefore, there is a lack of a mobile concrete distributing machine with a reasonable design at present, which realizes multi-directional concrete pouring through the unfolding and rotating of the distributing pipe, realizes the movement of the distributing machine through the track chassis, and moves the configuration frame downward to avoid the whole machine being heavy at the top and light at the bottom, thereby improving the safety. UTILITY MODEL CONTENTS

[0005] The utility model solves the technical problem in the prior art, provides a mobile concrete distributing machine, which is reasonable in design, realizes multi-directional concrete pouring through the unfolding and rotating of the distributing pipe, realizes the movement of the distributing machine through the track chassis, and moves the configuration frame downward to avoid the whole machine being heavy at the top and light at the bottom, thereby improving the safety.

[0006] To solve the above technical problems, the utility model adopts the technical scheme of a mobile concrete distributing machine, characterized by comprising a vehicle body, a track chassis arranged at the bottom of the vehicle body, two groups of hydraulic supporting leg mechanisms symmetrically arranged at the two ends of the vehicle body, a supporting column and a distributing pipe arranged on the vehicle body, and two symmetrically arranged counterweight frames arranged on the left and right sides of the vehicle body.

[0007] The distributing pipe comprises a vertical pipe arranged in the supporting column, an intermediate pipe, a transition pipe and an outlet pipe connected in sequence with the vertical pipe.

[0008] The top of the support column is connected with a rotating pipe through a first rotary joint, one side of the rotating pipe is provided with a support beam, the other side of the rotating pipe is provided with a balance beam, the bottom of the support beam is provided with a second rotary joint, and the second rotary joint is provided with an extension beam.

[0009] The outlet end of the vertical pipe is connected with the inlet end of the intermediate pipe through the top of the rotating pipe, the intermediate pipe is arranged along the support beam, the outlet end of the intermediate pipe is connected with the inlet end of the transition pipe, the transition pipe is connected with the second rotary joint through the outlet end of the end of the support beam, the outlet end of the transition pipe is connected with the inlet end of the outlet pipe, the outlet pipe is arranged along the extension beam, the inlet end of the outlet pipe is connected with the second rotary joint, the hoop is sleeved on the inlet end of the outlet pipe, and the hoop and the extension beam are integrally formed at one end close to the support beam.

[0010] The mobile concrete distributing machine comprises two groups of hydraulic outrigger mechanisms, and each hydraulic outrigger mechanism comprises a first outer square pipe, a second outer square pipe, a first inner square pipe inserted into the first outer square pipe, a second inner square pipe inserted into the second outer square pipe, a left hydraulic outrigger arranged at the extension end of the first inner square pipe, and a right hydraulic outrigger arranged at the extension end of the second inner square pipe.

[0011] The first outer square pipe and the second outer square pipe are integrally spliced, the two second outer square pipes are integrally spliced with the two ends of the vehicle body, the two ends of the vehicle body are provided with a first right-angle rib plate and a second right-angle rib plate, the bottom of the first right-angle rib plate and the second right-angle rib plate is connected with the top of the first outer square pipe and the second outer square pipe, the cylinder body of the left telescopic oil cylinder passes through the first right-angle rib plate, the piston rod of the left telescopic oil cylinder is connected with the top of the first inner square pipe, the cylinder body of the right telescopic oil cylinder passes through the second right-angle rib plate, and the piston rod of the right telescopic oil cylinder is connected with the top of the second inner square pipe.

[0012] The bottom plate of the vehicle body is provided with a plurality of mounting seats, the bottom of the support column is provided with a plurality of connecting ears in the circumferential direction, the number of the mounting seats and the connecting ears is same and corresponding connection is achieved, a gap is arranged between the bottom of the support column and the bottom plate, and the inlet end of the vertical pipe penetrates the bottom of the support column.

[0013] The length direction of the counterweight frame is arranged along the length direction of the vehicle body, and the counterweight frame is provided with a counterweight block.

[0014] The bottom plate of the vehicle body is provided with two reinforcing plates symmetrically arranged relative to the support column, and the bottom plate of the vehicle body is provided with a through hole through which the inlet end of the vertical pipe passes.

[0015] Compared with the prior art, the utility model has the following advantages:

[0016] 1、The utility model discloses a vehicle body is used as the carrier of track chassis, hydraulic support leg mechanism, support column and counterweight frame, thereby realizing integrated installation of various components, and the whole is compact and good in stability.

[0017] 2、The utility model discloses that the left and right sides of vehicle body are provided with two symmetrically arranged counterweight frames, and the counterweight frame is moved to the bottom of the support column, thereby avoiding setting the counterweight frame at the top of the support column, and the whole machine is avoided to be heavy at the top and light at the bottom, and safety is improved.

[0018] 3、The utility model discloses that the bottom of vehicle body is provided with track chassis, and the track chassis is used to realize the movement of the concrete distributing machine, thereby avoiding the movement of other hoisting equipment, and the operation is convenient.

[0019] 4、The utility model discloses a hydraulic support leg mechanism, which is used to lock the ground when the concrete distributing machine is moved to the position, thereby increasing the stability of the chassis.

[0020] 5、The utility model discloses a first rotary joint and a second rotary joint, which are used to realize the unfolding and folding and rotation of the outlet pipe, thereby meeting the requirements of multi-directional concrete pouring.

[0021] In summary, the utility model has the advantages of reasonable design, multi-directional concrete pouring through the unfolding and folding and rotation of the distributing pipe, movement of the distributing machine through the track chassis, and improved safety through the movement of the counterweight frame.

[0022] The technical scheme of the utility model will be described in detail below with reference to the drawings and embodiments. DRAWINGS

[0023] Fig. 1 The drawings show the structure of the utility model.

[0024] Fig. 2 The drawings show the structure of the utility model without the distributing pipe.

[0025] Mark Description:

[0026] 1-Counterweight frame; 2-Track chassis; 3-Hydraulic support leg mechanism;

[0027] 3-1-First outer pipe; 3-2-Second outer pipe; 3-3-Left telescopic oil cylinder;

[0028] 3-4—right telescopic oil cylinder; 3-5—first inner square tube;

[0029] 3-7—left hydraulic outrigger; 3-8—right hydraulic outrigger; 3-9—first right-angle plate;

[0030] 3-10—second right-angle plate; 4—vehicle body;

[0031] 4-1—bottom plate; 4-2—reinforcing plate; 4-3—passing hole;

[0032] 5—supporting column; 5-1—connecting lug; 5-2—mounting seat;

[0033] 6—rotating pipe; 7—first rotary joint; 8—supporting cross beam;

[0034] 9-1—vertical pipe; 9-2—intermediate pipe; 9-3—transition pipe;

[0035] 9-4—outlet pipe; 10—extending beam; 11—second rotary joint;

[0036] 12—balancing cross beam; 13—counterweight; 14—hoop. DETAILED DESCRIPTION

[0037] As Figs. 1-2 shown in the drawings, a mobile concrete distributing machine comprises a vehicle body 4, a caterpillar chassis 2 arranged at the bottom of the vehicle body 4, two groups of symmetrical hydraulic outrigger mechanisms 3 arranged at the two ends of the vehicle body 4, a supporting column 5 and a distributing pipe arranged on the vehicle body 4, and two symmetrical counterweight frames 1 arranged at the left and right sides of the vehicle body 4;

[0038] The distributing pipe comprises a vertical pipe 9-1 arranged in the supporting column 5, an intermediate pipe 9-2, a transition pipe 9-3 and an outlet pipe 9-4 connected with the vertical pipe 9-1 in sequence;

[0039] The top of the supporting column 5 is connected with a rotating pipe 6 through a first rotary joint 7, one side of the rotating pipe 6 is provided with a supporting cross beam 8, the other side of the rotating pipe 6 is provided with a balancing cross beam 12, the bottom of the supporting cross beam 8 is provided with a second rotary joint 11, and the second rotary joint 11 is provided with an extending beam 10;

[0040] The outlet end of the vertical pipe 9-1 is connected with the inlet end of the intermediate pipe 9-2 through the top of the rotating pipe 6, the intermediate pipe 9-2 is arranged along the support beam 8, the outlet end of the intermediate pipe 9-2 is connected with the inlet end of the transition pipe 9-3, the transition pipe 9-3 is connected with the second rotary joint 11 through the outlet end of the end of the support beam 8, the outlet end of the transition pipe 9-3 is connected with the inlet end of the outlet pipe 9-4, the outlet pipe 9-4 is arranged along the extension beam 10, the inlet end of the outlet pipe 9-4 is connected with the second rotary joint 11, the hoop 14 is sleeved on the inlet end of the outlet pipe 9-4, and the hoop 14 and the extension beam 10 are integrally formed close to one end of the support beam 8.

[0041] In the embodiment, each of the two hydraulic outrigger mechanisms 3 comprises a first outer square pipe 3-1, a second outer square pipe 3-2, a first inner square pipe 3-5 extending into the first outer square pipe 3-1, a second inner square pipe 3-6 extending into the second outer square pipe 3-2, a left hydraulic outrigger 3-7 arranged at the extending end of the first inner square pipe 3-5, and a right hydraulic outrigger 3-8 arranged at the extending end of the second inner square pipe 3-6; the top of the first outer square pipe 3-1 is provided with a left telescopic oil cylinder 3-3 connected with the first inner square pipe 3-5, the top of the second outer square pipe 3-2 is provided with a right telescopic oil cylinder 3-4 connected with the second inner square pipe 3-6, and the first outer square pipe 3-1 and the second outer square pipe 3-2 are connected with the vehicle body 4.

[0042] In the embodiment, the first outer square pipe 3-1 and the second outer square pipe 3-2 are integrally spliced, the two second outer square pipes 3-2 are integrally spliced with the two ends of the vehicle body 4, the two ends of the vehicle body 4 are provided with a first right-angle rib plate 3-9 and a second right-angle rib plate 3-10, the bottoms of the first right-angle rib plate 3-9 and the second right-angle rib plate 3-10 are connected with the tops of the first outer square pipe 3-1 and the second outer square pipe 3-2, the cylinder body of the left telescopic oil cylinder 3-3 penetrates through the first right-angle rib plate 3-9, the piston rod of the left telescopic oil cylinder 3-3 is connected with the top of the first inner square pipe 3-5, the cylinder body of the right telescopic oil cylinder 3-4 penetrates through the second right-angle rib plate 3-10, and the piston rod of the right telescopic oil cylinder 3-4 is connected with the top of the second inner square pipe 3-6.

[0043] In the embodiment, the bottom plate 4-1 of the vehicle body 4 is provided with a plurality of mounting seats 5-2, the bottom of the support column 5 is provided with a plurality of connecting ears 5-1 in the circumferential direction, the mounting seats 5-2 and the connecting ears 5-1 are the same in number and are correspondingly connected, a gap is arranged between the bottom of the support column 5 and the bottom plate 4-1, and the inlet end of the vertical pipe 9-1 penetrates through the bottom of the support column 5.

[0044] In the embodiment, the length direction of the counterweight frame 1 is arranged along the length direction of the vehicle body 4, and the counterweight frame 1 is provided with the counterweight blocks 13.

[0045] In the embodiment, two reinforcing plates 4-2 are arranged symmetrically about the support column 5 on the bottom plate 4-1 of the vehicle body 4, and the bottom plate 4-1 of the vehicle body 4 is provided with a through hole 4-3 through which the inlet end of the vertical pipe 9-1 passes.

[0046] In the embodiment, in actual use, the outlet end of the outlet pipe 9-4 can be connected to a concrete conveying hose, so that the concrete can flow smoothly into the formwork of the concrete pouring site.

[0047] In the embodiment, in actual use, the first rotary joint 7 and the second rotary joint 11 can refer to the conventional structure in the art, and other rotatable devices can also be used.

[0048] In the embodiment, in actual use, the balance beam 12 and the support beam 8 are arranged at the same height.

[0049] In the embodiment, in actual use, when the intermediate pipe 9-2 is arranged along the support beam 8, a plurality of connecting rods are arranged between the intermediate pipe 9-2 and the support beam 8 in the length direction; when the outlet pipe 9-4 is arranged along the extension beam 10, a plurality of connecting rods are arranged between the outlet pipe 9-4 and the extension beam 10 in the length direction, which are not shown in the figure.

[0050] In the embodiment, in actual use, the tracked chassis 2 can use the conventional tracked chassis mechanism in the art as long as it can realize the movement of the distributing machine.

[0051] In the embodiment, in actual use, one end of the first outer pipe 3-1 and the second outer pipe 3-2 is closed.

[0052] In the embodiment, in actual use, the hydraulic outrigger mechanism 3 is operated to support the ground, and the specific process is as follows:

[0053] The piston rod of the left telescopic oil cylinder 3-3 is telescoped, the left telescopic oil cylinder 3-3 is elongated to drive the first inner pipe 3-5 to telescope along the first outer pipe 3-1, at the same time, the piston rod of the right telescopic oil cylinder 3-4 is elongated, the right telescopic oil cylinder 3-4 is elongated to drive the second inner pipe 3-6 to telescope along the second outer pipe 3-2, until the distance between the left hydraulic outrigger 3-7 and the right hydraulic outrigger 3-8 meets the construction requirements.

[0054] Then, the left hydraulic outrigger 3-7 and the right hydraulic outrigger 3-8 are operated to be elongated and closely contact the ground.

[0055] In the embodiment, in actual use, the elongation of the left hydraulic outrigger 3-7 and the right hydraulic outrigger 3-8 can also realize the lifting and falling of the vehicle body 4.

[0056] In the embodiment, the two symmetrical counterweight frames 1 are arranged on the left and right sides of the vehicle body 4, and the counterweight frames 1 are moved downward to the bottom of the support column 5, so that the counterweight frames 1 are not arranged on the top of the support column 5, thereby avoiding the whole machine from being heavy on top and light on bottom, and improving the safety.

[0057] In the embodiment, the crawler chassis 2 is arranged at the bottom of the vehicle body 4, and the movement of the concrete distributing machine is realized through the walking of the crawler chassis, so that the movement of the concrete distributing machine is realized through the walking of the crawler chassis, and the movement of the concrete distributing machine is realized through the walking of the crawler chassis.

[0058] In the embodiment, the hydraulic support leg mechanism 3 is arranged, so that the concrete distributing machine is locked when contacting the ground after being moved to the position, and the stability of the chassis is improved.

[0059] In the embodiment, the first rotary joint 7 and the second rotary joint 11 are arranged, so that the unfolding and rotation of the outlet pipe 9-4 are realized, and the multi-directional concrete pouring requirement is met.

[0060] In the embodiment, in actual use, the bottom of the support beam 8 is connected with one end of the second rotary joint 11, the outlet end of the transition pipe 9-3 is flush with the bottom of the support beam 8 and communicates with the second rotary joint 11, the inlet end of the outlet pipe 9-4 is connected with the other end of the second rotary joint 11, and the clamp hoop 14 and the extension beam 10 are integrally formed near one end of the support beam 8, so that when the outlet pipe 9-4 is relatively rotated under the condition that the clamp hoop 14 and the outlet pipe 9-4 are connected, the extension beam 10 is synchronously rotated with the outlet pipe 9-4.

[0061] In actual use, the piston rod of the left telescopic oil cylinder 3-3 and the right telescopic oil cylinder 3-4 is operated to push the left hydraulic support leg 3-7 and the right hydraulic support leg 3-8 away from each other until the distance between the left hydraulic support leg 3-7 and the right hydraulic support leg 3-8 meets the requirement, and then the left hydraulic support leg 3-7 and the right hydraulic support leg 3-8 are operated to be in close contact with the ground or the construction surface, so that the stability of the bottom is improved.

[0062] The vertical pipe 9-1 is connected with the output pipe of the concrete pump through the inlet end of the vehicle body 4, the concrete delivered by the concrete pump is sequentially sprayed to the concrete pouring position through the vertical pipe 9-1, the intermediate pipe 9-2, the transition pipe 9-3 and the outlet pipe 9-4, the second rotary joint 11 can realize the unfolding and rotation of the outlet pipe 9-4 relative to the intermediate pipe 9-2, the first rotary joint 7 can realize the unfolding and rotation of the outlet pipe 9-4 relative to the vertical pipe 9-1, and the unfolding and rotation of the outlet pipe are realized through the cooperation of the first rotary joint 7 and the second rotary joint 11, so that the multi-directional concrete pouring requirement is met.

[0063] In conclusion, the utility model discloses the design is reasonable, through the cloth pipe's unfolding and folding and rotation, realize multidirectional concrete pouring, through the track chassis and realize the movement of the distributing machine, and will be configured frame down, avoid the whole machine on heavy down light, improve the security.

[0064] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any way, and any simple modification, change and equivalent structure change made according to the technical essence of the utility model to the above embodiment still belong to the protection scope of the utility model technical scheme.

Claims

1. A mobile concrete placement machine characterized by: The application relates to a truck body (4), a track chassis (2) arranged at the bottom of the truck body (4), two groups of symmetrical hydraulic leg mechanisms (3) arranged at the two ends of the truck body (4), a supporting column (5) and a material distribution pipe arranged on the truck body (4), and two symmetrical counterweight frames (1) arranged at the left and right sides of the truck body (4). The material distribution pipe comprises a vertical pipe (9-1) arranged in the supporting column (5), an intermediate pipe (9-2), a transition pipe (9-3) and an outlet pipe (9-4) which are sequentially connected with the vertical pipe (9-1). The top of the supporting column (5) is connected with a rotating pipe (6) through a first rotary joint (7), one side of the rotating pipe (6) is provided with a supporting cross beam (8), the other side of the rotating pipe (6) is provided with a balance cross beam (12), the bottom of the supporting cross beam (8) is provided with a second rotary joint (11), and an extension beam (10) is arranged on the second rotary joint (11). The outlet end of the vertical pipe (9-1) is connected with the inlet end of the intermediate pipe (9-2) through the top of the rotating pipe (6), the intermediate pipe (9-2) is arranged along the supporting cross beam (8), the outlet end of the intermediate pipe (9-2) is connected with the inlet end of the transition pipe (9-3), the transition pipe (9-3) is communicated with the second rotary joint (11) through the outlet end of the end of the supporting cross beam (8), the outlet pipe (9-4) is arranged along the extension beam (10), the inlet end of the outlet pipe (9-4) is connected with the second rotary joint (11), a clamp (14) is arranged on the inlet end of the outlet pipe (9-4), and the clamp (14) and the extension beam (10) are integrally formed at one end close to the supporting cross beam (8).

2. A mobile concrete placement machine as claimed in claim 1, wherein: Each of the two groups of hydraulic leg mechanisms (3) comprises a first outer pipe (3-1), a second outer pipe (3-2), a first inner pipe (3-5) extending into the first outer pipe (3-1), a second inner pipe (3-6) extending into the second outer pipe (3-2), a left hydraulic leg (3-7) arranged at the extending end of the first inner pipe (3-5) and a right hydraulic leg (3-8) arranged at the extending end of the second inner pipe (3-6), a left telescopic oil cylinder (3-3) arranged at the top of the first outer pipe (3-1) and connected with the first inner pipe (3-5), a right telescopic oil cylinder (3-4) arranged at the top of the second outer pipe (3-2) and connected with the second inner pipe (3-6), and the first outer pipe (3-1) and the second outer pipe (3-2) are connected with the truck body (4).

3. A mobile concrete placement machine as claimed in claim 2, wherein: The first outer square tube (3-1) and the second outer square tube (3-2) are spliced together, the two second outer square tubes (3-2) are spliced together with the two ends of the vehicle body (4), the two ends of the vehicle body (4) are provided with a first right-angle rib plate (3-9) and a second right-angle rib plate (3-10), the bottom of the first right-angle rib plate (3-9) and the second right-angle rib plate (3-10) is connected with the top of the first outer square tube (3-1) and the second outer square tube (3-2), the cylinder body of the left telescopic oil cylinder (3-3) penetrates through the first right-angle rib plate (3-9), the piston rod of the left telescopic oil cylinder (3-3) is connected with the top of the first inner square tube (3-5), the cylinder body of the right telescopic oil cylinder (3-4) penetrates through the second right-angle rib plate (3-10), and the piston rod of the right telescopic oil cylinder (3-4) is connected with the top of the second inner square tube (3-6).

4. A mobile concrete placement machine as claimed in claim 1 wherein: A plurality of mounting seats (5-2) are arranged on the bottom plate (4-1) of the vehicle body (4), the bottom of the support column (5) is provided with a plurality of connecting ears (5-1) in the circumferential direction, the mounting seat (5-2) and the connecting ear (5-1) are the same in number and are connected correspondingly, a gap is arranged between the bottom of the support column (5) and the bottom plate (4-1), and the inlet end of the vertical pipe (9-1) penetrates through the bottom of the support column (5).

5. A mobile concrete placement machine as claimed in claim 1 wherein: The length direction of the counterweight frame (1) is arranged along the length direction of the vehicle body (4), and the counterweight frame (1) is provided with a counterweight block (13).

6. A mobile concrete placement machine as claimed in claim 1 wherein: Two reinforcing plates (4-2) are arranged on the bottom plate (4-1) of the vehicle body (4) and are symmetrically arranged with respect to the support column (5), and the bottom plate (4-1) of the vehicle body (4) is provided with a through hole (4-3) through which the inlet end of the vertical pipe (9-1) penetrates.

Images