WO2011147072A1

WO2011147072A1 - Concrete stirring vehicle of split-storage and mix-in-situ type

Info

Publication number: WO2011147072A1
Application number: PCT/CN2010/073129
Authority: WO
Inventors: 刘涛; 张俊华; 黄国体
Original assignee: 湖北世纪中远车辆有限公司
Priority date: 2010-05-24
Filing date: 2010-05-24
Publication date: 2011-12-01

Abstract

A concrete stirring vehicle of split-storage and mix-in-situ type comprises a self-discharging vehicle head (1), a self-discharging vehicle chassis (2) connected with the head and a vehicle-mounted stirring station (3) arranged on basis of the chassis. The vehicle-mounted stirring station includes split-storage bins (4) for raw material and relevant output mechanisms (9) for raw material. The output mechanisms for raw material are mounted on an upright end plate (11) on the self-discharging vehicle tail (10), and the upright end plate is attached to the chassis. The split-storage bins for raw material arranged on the chassis comprise a sand storage bin (5), a carpolite storage bin (6), a water storage bin (7) and a cement storage bin (8). A base frame (13) on the self-discharging vehicle tail is connected with a concrete stirring mechanism (14) comprising a receiving hopper (15) corresponding to output ports of the output mechanisms for the raw material and a stirring conveying auger (16). A peripheral swinging mechanism (20) and a pitch ejecting mechanism (21) are arranged between the stirring conveying auger and the base frame on the self-discharging vehicle tail in order to realize three-dimensional free localization of an output port direction of the stirring conveying auger within a certain range. The stirring vehicle has transportation and self-discharging functions of an engineering self-discharging vehicle, and also has functions of raw material split storage and stir-in-situ concrete production of a stirring station.

Description

Sub-storage concrete mixer truck

Technical field

The invention relates to the technology of an engineering dump truck and a concrete mixing station, in particular to a mixed-mix concrete mixer truck. The sub-storage mixed concrete mixer truck not only has the transportation function and the self-unloading function of the engineering dump truck, but also has the functions of raw material storage of the mixing station and on-site mixing to produce concrete. Background technique

The concrete mixing station in the prior art is mainly composed of a material storage system, a material weighing system, a material conveying system, a mixing host, an electric control system and other ancillary facilities, which occupy a large area and have a large investment, and the produced concrete requires special stirring. The transport vehicle is sent to the construction site. The agitation of the dedicated mixer truck is only a measure to prevent solidification of the concrete during transportation.

The inventor believes that the situation of disjointed concrete production and construction site brings inconvenience to many engineering constructions; if the engineering dump truck technology can be utilized, the engineering dump truck carries a miniaturized concrete mixing station, that is, a vehicle mixing station. It will be able to solve the problem of raw material transportation and on-site production of concrete, and bring convenience to the construction of the project. Summary of the invention

The present invention provides a split-mixed concrete mixer truck in view of the defects or deficiencies existing in the prior art. The split-mixed concrete mixer truck not only has the transportation function and the self-unloading function of the engineering dump truck, but also has the functions of raw material storage of the mixing station and on-site mixing to produce concrete.

The technical solution of the present invention is as follows:

The present invention relates to a submerged concrete mixer truck, which comprises a front end of a dump truck and a chassis of a dump truck connected to the front end, and a vehicle mixing station is provided on the basis of the chassis, and the vehicle mixing station obtains a power source through the chassis power take-off device. The vehicle mixing station includes a raw material storage tank and a corresponding material output mechanism, the raw material output mechanism is installed on an upright end plate located at the tail of the dump truck, and the vertical end plate is connected with the chassis; The box is disposed on the chassis, including a sand storage box, a stone storage box, a water storage box and a cement storage box; a concrete mixing mechanism is connected to the bottom frame of the tail of the dump truck, and the concrete mixing mechanism includes an output port corresponding to the raw material output mechanism a receiving funnel and a stirring conveying auger having a mixing pushing section, a mixing agitating section and a concrete conveying section movably connected with the receiving funnel, wherein the agitating conveying auger and the bottom frame of the tail of the dump truck are arranged with a week a swinging mechanism and a pitching holding mechanism for agitating and conveying auger Three-dimensional free positioning of the output port direction within a certain range.

The raw material storage tank is provided with a tank cover.

The circumferential swinging mechanism is a toothed disc engagement mechanism driven by a hydraulic motor.

The pitching holding mechanism is a hydraulic jack mechanism.

A fluidized bed is disposed in the cement storage tank, and a sealing cover is disposed at a top of the cement storage tank.

The side wall of the water storage tank is provided with a liquid level meter, and the top is provided with a water inlet and an overflow port; the water storage tank is directly connected to the receiving funnel through a hydraulic water pump and a quick joint pipe, and is evenly arranged at the water outlet Water.

The vertical end plate is provided with a main hydraulic motor, and the main hydraulic motor is connected with a main drive shaft, and the main drive shaft is respectively connected with a sand discharge agitating drive shaft and a stone discharging agitating transmission shaft, and adopts a shifting shifting mechanism Connect the cement discharge control mechanism.

The agitation conveying auger is independently provided with a hydraulic motor, and the hydraulic motor is located at a portion of the agitating and conveying auger output port. The bottom of the sand storage tank and the stone storage tank near the front end of the stone storage box is connected to the chassis lifting mechanism to realize the blanking of the sand and the stone to the tail discharge port.

The concrete mixing mechanism and the bottom frame of the tail of the dump truck are detachable structures, and the vertical end plate and the cement storage box and the water storage box are integral modular structures, and the sand storage box and the stone storage box are directly from the dump truck. The car body is divided, and the integral type module structure and the concrete mixing mechanism are respectively provided with catenary connection devices. The technical effects of the present invention are as follows:

The existing mixed concrete mixer truck of the invention directly utilizes the technology of the dump truck, so that the engineering dump truck carries a miniaturized concrete mixing station, that is, the vehicle mixing station, and solves the problem of raw material transportation and on-site production of concrete, Engineering construction brings convenience. The sub-storage mixed concrete mixer truck not only has the transportation function and the self-unloading function of the engineering dump truck, but also has the functions of raw material storage of the mixing station and on-site mixing to produce concrete, which can completely replace the existing special concrete mixing transportation. car. DRAWINGS

Figure 1 is a schematic view of the structure of the existing mixed concrete mixer truck.

Figure 2 is a schematic diagram of the lifting structure of the existing mixed concrete mixer truck.

Figure 3 is a schematic diagram of the functional distribution structure of the existing mixed concrete mixer truck.

Figure 4 is a schematic diagram showing the structure of the material output mechanism.

Fig. 5 is a schematic view showing the principle of agitating and conveying auger structure. The reference numerals are listed below:

1- front, 2-chassis, 3-car mixing station, 4-stock storage tank, 5-sand storage tank, 6-stone storage tank, 7-water storage tank, 8-cement storage tank, 9-material output mechanism , 10-Dumper tail, 11-vertical end plate, 12-box cover, 13-underframe, 14-concrete mixing mechanism, 15-feeding funnel, 16-stirred conveying auger, 17-mixing push section, 18 - uniform mixing section, 19- concrete conveying section, 20-circumferential swinging mechanism, 21-pitching holding mechanism, 22-toothed disc meshing mechanism, 23-hydraulic ejector mechanism, 24-sealing cap, 25-level gauge , 26-inlet, 27-overflow, 28-fluidized bed, 29-hydraulic water pump, 30-main hydraulic motor, 31-main drive shaft, 32-sand discharge agitator shaft, 33-stone discharge mixing Drive shaft, 34-shift shifting mechanism, 35-cement discharge control mechanism, 36-hydraulic motor, 37-stirred auger output, 38-lifting mechanism, 39-suspension, 40- catenary connection, 41-open baffle, 42-control box. detailed description

The invention will now be described with reference to the accompanying drawings (Figs. 1 - 5).

The technical idea of the invention is to make the engineering dump truck carry a miniaturized concrete mixing station, that is, the vehicle mixing station, by using the engineering dump truck technology, thereby realizing a storage and mixing concrete mixer truck as a whole, and solving the raw material transportation package in a package. And the problem of producing concrete on site, bringing convenience to the construction of the project. The sub-storage mixed concrete mixer truck not only has the transportation function and the self-unloading function of the engineering dump truck, but also has the functions of raw material storage of the mixing station and on-site mixing to produce concrete, which can completely replace the existing special concrete mixing transportation. car.

As shown in Fig. 1 to Fig. 5, the existing mixed concrete mixer truck includes a front part of the dump truck and a chassis 2 of the dump truck connected to the front end 1. The vehicle mixing station 3 is provided on the basis of the chassis 2, and the vehicle mixing station is provided. 3 obtaining a power source through a chassis power take-off device (in the original dump truck chassis or in the frame or in the chassis under the chassis, providing an external power source); the vehicle mixing station 3 includes a raw material storage tank 4 and corresponding a raw material output mechanism 9, the raw material output mechanism 9 is mounted on the vertical end plate 11 of the dump truck tail 10, the vertical end plate 11 is connected to the chassis 2; the raw material storage tank 4 is disposed on the chassis 2, The utility model comprises a sand storage tank 5, a stone storage tank 6, a water storage tank 7 and a cement storage tank 8; a concrete stirring mechanism 14 is connected to the bottom frame 13 of the dump truck tail 10, and the concrete stirring mechanism 14 includes a corresponding raw material output mechanism output. a receiving funnel 15 of the mouth and a stirring conveying auger 16 having a mixing push section 17, a mixing agitating section 18 and a concrete conveying section 19 movably connected to the receiving funnel 15, the agitating conveying auger 16 and the dump truck Rear chassis 13 It is provided between the periphery 21, consisting of three-dimensional positioning operation to swing the top of the holding mechanism and the pitch mechanism 20 for realizing the stirring auger outlet conveying direction within a certain range. The agitator conveyor auger outlet can be oriented upwards, ie with an elevation angle; it can be laid flat, even down; at the same time it can be swung over a wide range, even up to 180 degrees. The raw material storage tank is provided with a tank cover 12. The circumferential swinging mechanism may employ a toothed disc engagement mechanism 22 driven by a hydraulic motor. The pitching holding mechanism can A hydraulic ram mechanism 23 is employed. A fluidized bed 28 may be disposed in the cement storage tank 8, and the fluidized bed can maintain the fluidity of the cement and prevent the knot. A seal cover 24 is provided at the top of the cement storage tank 8. The side wall of the water storage tank 7 may be provided with a liquid level gauge 25, and the top of the water storage tank 7 is provided with a water inlet 26 and an overflow port 27; the water storage tank 7 is directly connected by the hydraulic water pump 29 and the quick joint pipe The receiving funnel 15 is connected, and a water separator is arranged at the water outlet to uniformly wet the cement. The water trap can be covered with rubber to block the water outlet and let the water spray in a splash. The upright end plate 11 is provided with a main hydraulic motor 30, and the main hydraulic motor 30 is connected with a main drive shaft 31, and the main drive shaft 31 is respectively connected with a sand discharge agitating drive shaft 32 and a stone discharge agitating drive shaft 33. And connecting the cement discharge control mechanism 35 through the shift shifting mechanism 34. The shifting and shifting mechanism 34 can be provided with a plurality of gear positions, and different gear positions correspond to different grades of cement, so as to meet different requirements of different cement-to-mixing ratios (cement: sand: stone). The agitation conveying auger 16 is independently provided with a hydraulic motor 36, which may be located at the agitating conveying auger output port. Stir the auger output port at the end away from the rear of the car. Stir the auger input port at the end near the rear of the car. The sand storage tank 5 and the bottom of the stone storage tank 5 are adjacent to the portion of the front head 1 to connect the lifting mechanism 38 on the chassis 2 to realize the blanking of sand and stones to the tailgate discharge port. In the case where the lid 12 is not provided, or the lid is opened, the open flap 41 prevents the material from overflowing. A control box 42 is disposed on the upright end plate 11.

The concrete mixing mechanism and the bottom frame of the tail of the dump truck are detachable structures, and the vertical end plate and the cement storage box and the water storage box are integral modular structures, and the sand storage box and the stone storage box are directly from the dump truck. The car body is divided, and the monolithic module structure and the concrete mixing mechanism are respectively provided with a catenary connecting device 40. The catenary connecting device 40 causes the concrete mixing mechanism 14, i.e., the agitating conveying auger 16, to be lifted by the catenary 39.

Figure 1 is a schematic view of the structure of the existing mixed concrete mixer truck. As shown in Figure 1, the existing mixed concrete mixer truck can realize the transportation function and self-unloading function of the engineering dump truck, and can completely replace the existing concrete concrete mixer truck. It can be transported with cement, water, stones and sand. After arriving at the site, it can directly produce concrete through a vehicle mixing station.

Figure 2 is a schematic diagram of the lifting structure of the existing mixed concrete mixer truck. As shown in Fig. 2, the existing mixed concrete mixer truck can obtain the inclined slope of the raw material storage tank through the lifting structure, and at the same time, the corresponding joint between the output port of the raw material output mechanism and the receiving funnel can be realized, and the site can be leak-free. Material production, meeting environmental protection requirements. In the case where the cover 12 is not provided, or the cover is opened, the open shutter 41 prevents the raw material storage tank from overflowing after the inclination.

Figure 3 is a schematic diagram of the functional distribution structure of the existing mixed concrete mixer truck. As shown in Fig. 3, the split-mixed concrete mixer truck has a raw material storage area, and the entire compartment bottom is divided into two zones, that is, the lengths of the two zones are equal to the length of the car. One side is sand, the other side is stone, and the middle can be a partition. Two zones of the sleeve-type structure are distributed above the tail section of the carriage, the interior of the inner cylinder is a cement zone, and the inner zone and the outer cylinder are water zones. Divide the sand and sand in the existing concrete mixer truck When the stone is output, it passes through the auger or the spiral blade shaft and then falls into the receiving funnel. At the same time, the cement falls into the receiving funnel, and water is injected into the receiving funnel. After the sand, stone, cement and water are mixed together, the agar is transferred to the agitation.

Figure 4 is a schematic diagram showing the structure of the material output mechanism. As shown in Fig. 4, the main raw material output mechanism is concentrated on the vertical end plate of the existing mixed concrete mixer truck. The raw material output mechanism can control the output speed of the raw material, so that the sand, stone, cement and water can be pre-arranged. Set the scale and measure indicator output. A control box as well as a transmission and hydraulic drive are also provided on the upright end plate. Therefore, the erected end plate is a functional aggregation template.

Figure 5 is a schematic diagram of the principle of agitating and conveying auger structure. As shown in Fig. 5, the mixing and conveying auger of the mixed-mix concrete mixer has many functions, integrating the functions of mixing, feeding and concrete conveying.

It should be noted that the above-described embodiments may enable those skilled in the art to more fully understand the present invention, but do not limit the invention in any way.

Claims

Rights request

1. A submerged concrete mixer truck, characterized in that it comprises a front end of a dump truck and a chassis of a dump truck connected to the front end, and a vehicle mixing station is provided on the basis of the chassis, and the vehicle mixing station is obtained through a chassis power take-off device. a power source; the vehicle mixing station includes a material storage tank and a corresponding material output mechanism, the material output mechanism is installed on an upright end plate located at the tail of the dump truck, and the vertical end plate is connected with the chassis; The storage tank is disposed on the chassis, including a sand storage box, a stone storage box, a water storage box and a cement storage box; a concrete mixing mechanism is connected to the bottom frame of the tail of the dump truck, and the concrete mixing mechanism includes a corresponding raw material output mechanism output a receiving funnel of the mouth and a stirring conveying auger with a mixing push section, a mixing agitating section and a concrete conveying section movably connected with the receiving funnel, and the stirring conveying auger is arranged between the auger and the bottom frame of the tail of the dump truck There is a circumferential oscillating mechanism and a pitching and holding mechanism for realizing the three-dimensional direction of the agitating and conveying auger output port within a certain range By the positioning.

The split-mixed concrete mixer truck according to claim 1, wherein the raw material storage tank is provided with a tank cover.

The split-mixed concrete mixer truck according to claim 1, wherein the circumferential swinging mechanism is a toothed disc engaging mechanism driven by a hydraulic motor.

The split-mixed concrete mixer truck according to claim 1, wherein the pitching holding mechanism is a hydraulic jack mechanism.

The split-mixed concrete mixer truck according to claim 1, wherein the cement storage tank is provided with a fluidized bed, and a top of the cement storage tank is provided with a sealing cover.

The split-mixed concrete mixer truck according to claim 1, wherein a side wall of the water storage tank is provided with a liquid level meter, and a top is provided with a water inlet and an overflow port; The tank is directly connected to the receiving funnel through a hydraulic water pump and a quick connector line, and a water separator is arranged at the water outlet.

The split-mixed concrete mixer truck according to claim 1, wherein the vertical end plate is provided with a main hydraulic motor, and the main hydraulic motor is connected with a main drive shaft, and the main drive shaft The sand output mixing drive shaft and the stone output stirring drive shaft are respectively connected, and the cement discharge control mechanism is connected through the shifting shifting mechanism.

The split-mixed concrete mixer truck according to claim 1, wherein the agitating and conveying auger is independently provided with a hydraulic motor, and the hydraulic motor is located at a portion of the agitating and conveying auger output port.

9 . The split-mixed concrete mixer truck according to claim 1 , wherein a portion of the bottom of the sand storage tank and the stone storage tank near the front of the vehicle is connected to a chassis lifting mechanism to realize sand and stone to the vehicle. 9 . The blanking of the tail discharge port.

The split-mixed concrete mixer truck according to claim 1, wherein the concrete mixer The bottom frame of the tail of the dump truck is a detachable structure, and the vertical end plate and the cement storage box and the water storage box are integral modular structures, and the sand storage box and the stone storage box are directly divided by the dump truck compartment. The integral type module structure and the concrete mixing mechanism are respectively provided with catenary connection devices.