Concrete mixing plant
Technical Field
The utility model relates to a concrete production technical field, concretely relates to concrete mixing plant.
Background
The concrete is one of the most important civil engineering materials in the present generation, and is an artificial stone material prepared by mixing a cementing material, granular aggregate, water, an additive and an admixture which are added if necessary according to a certain proportion, uniformly stirring, densely forming, curing and hardening, and has the characteristics of rich raw materials, low price, simple production process, high compressive strength, good durability, wide strength grade range and the like.
Need use agitating unit to mix various raw materialss in the production process of concrete, mainly adopt the lifting machine to carry various raw materialss to agitating unit in current concrete mixing plant, once carry and stir after finishing, start conveyor again after the stirring finishes and fail the material to the agitating unit in, agitating unit and conveyor can't start work simultaneously, the operating time is long efficient, the material loading speed is slow.
Therefore, in order to solve the above problems, it is necessary to develop a concrete mixing plant.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, and provide a concrete mixing plant, save the material loading time, improve work efficiency.
The purpose of the utility model is realized like this: a concrete mixing plant comprises a base, a storage box, a conveying cylinder, a mixing tank, a support, a first conveying pipe, a spiral conveying roller, a conveying motor, a second conveying pipe, a pre-storage cavity, a driving cavity, a mixing cavity, a discharging hole, a plugging plate, a sliding plate, a through groove, a horizontal sliding rail, an eccentric wheel, a mixing shaft, a mixing rod, a mixing motor and a discharging pipe, wherein the storage box, the conveying cylinder and the mixing tank are sequentially arranged on the base, the mixing tank is arranged on the base through the support, the bottom of one side of the storage box is provided with the first conveying pipe, the first conveying pipe is connected with a feeding hole at the bottom end of the conveying cylinder, the spiral conveying roller is arranged in the conveying cylinder, the top end of the conveying cylinder is provided with the conveying motor, an output shaft of the conveying motor is connected with the spiral conveying roller, a discharging hole at the top end of the conveying cylinder is connected with a feeding hole at the top of the mixing tank through the second conveying pipe, a pre-storage cavity is arranged in the stirring barrel, a driving cavity is arranged on one side of the pre-storage cavity, a stirring cavity is arranged below the pre-storage cavity and the driving cavity, a feed inlet at the top of the stirring barrel is communicated with the pre-storage cavity, the bottom end of the pre-storage cavity is communicated with the stirring cavity through a discharge hole, a horizontally movable blocking plate is arranged at the bottom end of the discharge hole, one side of the blocking plate is connected with the bottom end of a sliding plate, the sliding plate penetrates through a bottom plate of the driving cavity through a through groove, a horizontal sliding rail is arranged in the through groove, the sliding plate is connected with the through groove through the horizontal sliding rail, the top end of the sliding plate extends into the driving cavity, one side of the top end of the sliding plate is in contact connection with an eccentric wheel, the eccentric wheel is connected with a driving motor through a rotating shaft, a stirring shaft is arranged in the stirring cavity, a stirring rod is arranged on the stirring shaft, and the bottom end of the stirring shaft penetrates through the bottom plate of the stirring cavity through a rotating bearing to be connected with a stirring motor, the agitator bottom still is provided with the discharging pipe.
The bottom surface in the material storage box is obliquely arranged towards the direction of the first material conveying pipe.
One side of the bottom end of the storage box, which is close to the first conveying pipeline, is hinged to the base through a rotating shaft, the other side of the bottom end of the storage box is connected with the base through a lifting device, and the lifting device adopts an electric telescopic rod or a hydraulic cylinder.
The plugging plate is vertically connected with the sliding plate.
One side of the plugging plate close to the eccentric wheel is provided with an arc-shaped groove matched with the side wall of the eccentric wheel, and the side wall of the eccentric wheel is in contact connection with the arc-shaped groove.
And a horizontal return spring is arranged on one side wall of the through groove close to the eccentric wheel, and the other end of the return spring is fixedly connected with the sliding plate.
The top wall of the plugging plate is closely connected with the bottom ends of the bottom plates of the pre-stored material cavity and the driving cavity.
The utility model has the advantages that: the utility model discloses in through be provided with at the agitator top and prestore the material chamber, when agitating unit stirs work, accessible material conveyor lasts to prestore the material intracavity pay-off, after the stirring chamber work finishes and the blowing finishes, can directly open and prestore the material chamber and to stirring intracavity blowing, and have the prestore material chamber as the buffering, neither influence the normal work of feeding device, also do not influence the normal ratio of stirring material, can realize lasting incessant material loading and effectively save the material loading time, accelerate the material to get into the stirring chamber speed, improve work efficiency; the blocking plate capable of being opened and closed is arranged at the discharge port at the bottom end of the pre-storage material cavity, and the blocking plate can be automatically opened and closed under the combined action of the driving motor, the eccentric wheel, the sliding plate, the horizontal sliding rail and the reset spring, so that the functions of discharging materials into the stirring cavity and stopping discharging materials are realized, and the use is more convenient and labor-saving; generally, the utility model has the advantages of save material loading time, improve work efficiency.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
In the figure: 1. the device comprises a base 2, a storage box 3, a material conveying cylinder 4, a stirring barrel 5, a support 6, a first material conveying pipe 7, a spiral conveying roller 8, a material conveying motor 9, a second material conveying pipe 10, a pre-storage material cavity 11, a driving cavity 12, a stirring cavity 13, a discharging hole 14, a blocking plate 15, a sliding plate 16, a through groove 17, a horizontal sliding rail 18, an eccentric wheel 19, a stirring shaft 20, a stirring rod 21, a stirring motor 22, a discharging pipe 23 and a reset spring.
Detailed Description
The technical scheme of the utility model is further explained in detail with the attached drawings.
As shown in fig. 1, a concrete mixing plant comprises a base 1, a material storage tank 2, a material conveying cylinder 3, a mixing tank 4, a support 5, a first material conveying pipe 6, a spiral conveying roller 7, a material conveying motor 8, a second material conveying pipe 9, a pre-storage material cavity 10, a driving cavity 11, a mixing cavity 12, a discharge hole 13, a blocking plate 14, a sliding plate 15, a through groove 16, a horizontal sliding rail 17, an eccentric wheel 18, a mixing shaft 19, a mixing rod 20, a mixing motor 21 and a discharge pipe 22.
Wherein, the base 1 is sequentially provided with a storage box 2, a material conveying cylinder 3 and a stirring barrel 4, the stirring barrel 4 is arranged on the base 1 through a bracket 5, the bottom of one side of the storage box 2 is provided with a first material conveying pipe 6, preferably, the bottom inside the storage box 2 is obliquely arranged towards the direction of the first material conveying pipe 6, one side of the bottom end of the storage box 2 close to the first material conveying pipe 6 is hinged with the base 1 through a rotating shaft, the other side of the bottom end of the storage box 2 is connected with the base 1 through a lifting device, the lifting device adopts an electric telescopic rod or a hydraulic cylinder, when the material in the storage box 2 is less, one side of the storage box 2 can be lifted by starting the lifting device, so that the material in the storage box 2 further moves towards the direction of the first material conveying pipe 6, the material is convenient to discharge, meanwhile, the residual material in the storage box 2 can be prevented, the first material conveying pipe 6 is connected with the feed inlet at the bottom end of the material conveying cylinder 3, a spiral conveying roller 7 is arranged in the conveying cylinder 3, a conveying motor 8 is arranged at the top end of the conveying cylinder 3, an output shaft of the conveying motor 8 is connected with the spiral conveying roller 7, a discharge port at the top end of the conveying cylinder 3 is connected with a feed port at the top of the stirring barrel 4 through a second conveying pipe 9, a pre-storage cavity 10 is arranged in the stirring barrel 4, a driving cavity 11 is arranged at one side of the pre-storage cavity 10, a stirring cavity 12 is arranged below the pre-storage cavity 10 and the driving cavity 11, the feed port at the top of the stirring barrel 4 is communicated with the pre-storage cavity 10, the bottom end of the pre-storage cavity 10 is communicated with the stirring cavity 12 through a discharge port 13, a horizontally movable plugging plate 14 is arranged at the bottom end of the discharge port 13, the top wall of the plugging plate 14 is closely connected with the bottom ends of the pre-storage cavity 10 and the bottom plate of the driving cavity 11, one side of the plugging plate 14 is connected with the bottom end of a sliding plate 15, and the plugging plate 14 is vertically connected with the sliding plate 15, the sliding plate 15 penetrates through the bottom plate of the driving cavity 11 through a through groove 16, a horizontal sliding rail 17 is arranged in the through groove 16, the sliding plate 15 is connected with the through groove 16 through the horizontal sliding rail 17, the top end of the sliding plate 15 extends into the driving cavity 11, a horizontal return spring 23 is arranged on one side wall, close to the eccentric wheel 18, in the through groove 16, the other end of the return spring 23 is fixedly connected with the sliding plate 15, one side of the top end of the sliding plate 15 is in contact connection with the eccentric wheel 18, one side, close to the eccentric wheel 18, of the plugging plate 14 is provided with an arc-shaped groove matched with the side wall of the eccentric wheel 18, the side wall of the eccentric wheel 18 is in contact connection with the arc-shaped groove, the eccentric wheel 18 can be limited by the arrangement of the arc-shaped groove to prevent the eccentric wheel 18 from being separated from the plugging plate 14, the eccentric wheel 18 is connected with a driving motor through a rotating shaft, a stirring shaft 19 is arranged in the stirring cavity 12, and a stirring rod 20 is arranged on the stirring shaft 19, the bottom end of the stirring shaft 19 penetrates through the bottom plate of the stirring cavity 12 through a rotating bearing to be connected with a stirring motor 21, and the bottom end of the stirring barrel 4 is further provided with a discharging pipe 22.
When the utility model is implemented, the material conveying motor 8 is started, the material enters the material conveying cylinder 3 from the material storage box 2 through the first material conveying pipe 6, is lifted to the second material conveying pipe 9 through the spiral conveying roller 7, is pre-stored in the material chamber 10 through the second material conveying pipe 9, enters the stirring chamber 12 through the discharging port 13 at the bottom end of the material pre-storing chamber 10, when the material addition is finished, the eccentric wheel 18 can be driven to rotate by starting the driving motor, the eccentric wheel 18 pushes the stirring shaft 15 to move towards the material pre-storing chamber 10, the reset spring 23 is stretched, the stirring shaft 14 is driven by the sliding plate 15 to move towards the discharging port 13 until the discharging port 13 is completely sealed by the stirring shaft 14, at the moment, the material addition into the stirring chamber 12 is stopped, the stirring motor 21 is started, the stirring motor 21 drives the stirring shaft 19 and the stirring rod 20 to work, the material is discharged through the discharging pipe 22 after the stirring work, after the blowing finishes, but restart driving motor drives eccentric wheel 18 and rotates, sliding plate 15 drives shutoff board 14 and moves back, reset spring 23 resets, shutoff board 14 removes and opens drain hole 13, can add the material to stirring chamber 12 once more, and meanwhile, the sustainable work of conveying cylinder 3, to prestore the material chamber 10 in add the material, save material hoisting time, and the work efficiency is improved, when the material is not too much in storage case 2, the accessible starts elevating gear, raise storage case 2 one side, make the material in storage case 2 further remove to 6 directions of first conveying pipeline, the blowing of being convenient for, can prevent the interior residual material of storage case 2 simultaneously, avoid extravagant.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.