CN215702822U - Cement weighing hopper of concrete mixing plant - Google Patents

Abstract

The utility model relates to the field of cement metering, and discloses a cement metering hopper of a concrete mixing plant, which comprises two symmetrically arranged support columns, wherein a mixing tank is welded on the top walls of the two support columns together, a feed hopper is welded on the top wall of the mixing tank in a penetrating manner, two fixing plates are welded on the inner top wall of the mixing tank, the two fixing plates are connected with a rotating shaft in a rotating manner together, a first motor is fixedly arranged on the outer wall of the mixing tank, and an output shaft of the first motor penetrates through the tank wall of the mixing tank and is welded and fixed with the rotating shaft. The utility model has the following advantages and effects: through setting up metering plate isotructure for weight through the concrete makes the first spring of metering plate compression move down, when the metering plate remove to with the conducting strip contact, can make the concrete flow by the feeder hopper through the start-up of first motor, thereby the input of automatic control cement, through the input of metering plate control, make the error less, optimized the quality of the stirring ground paste of concrete.

Description

Cement weighing hopper of concrete mixing plant

Technical Field

The utility model relates to the technical field of cement metering, in particular to a cement metering hopper of a concrete mixing plant.

Background

The accuracy requirement of the component content of the foam concrete is high, particularly the cement content, if the error is large, the performance of the foam concrete is directly influenced, the foam concrete adopts a physical foaming technology, and then the foam is added into slurry prepared from cement, aggregate, admixture, water and the like, and cast and molded on site.

However, the cement weighing hopper of the concrete mixing plant is designed on the basis that field mixing is adopted during foam concrete pouring, bagged cement is generally adopted, the input amount of the bagged cement is calculated manually, the error is overlarge, and the quality of the mixed slurry is easily influenced, so that the performance of the foam concrete is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cement weighing hopper of a concrete mixing plant, which has the effects of convenient feeding and accurate metering.

The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a cement weighing hopper at concrete mixing plant, includes the support column that two symmetries set up, two the common welding of roof of support column has the agitator tank, the roof of agitator tank runs through the welding and has the feeder hopper, the interior roof welding of agitator tank has two fixed plates, two the fixed plate rotates jointly and is connected with the axis of rotation, the fixed first motor that is provided with of outer wall of agitator tank, the output shaft of first motor run through the tank wall of agitator tank and with axis of rotation welded fastening, the axis of rotation welding has the rotor plate, be provided with metering device on the rotor plate, be provided with agitating unit in the fixed box.

Through adopting above-mentioned technical scheme, make the axis of rotation drive the rotor plate and rotate through starting first motor to discharge into the agitator tank with the concrete in the feeder hopper.

The utility model is further provided with: metering device includes the recess, the roof at the rotor plate is seted up to the recess, open-ended one end array is kept away from to the recess is provided with a plurality of first springs, and is a plurality of the common welding of the other end of first spring has the metering board, the inner wall welding that the fixed plate was kept away from to the agitator tank has the dead lever, the rotor plate has solid fixed ring, two with the equal welding of one end that the dead lever is close to mutually gu fixed ring has the second spring, the inner wall symmetric welding of recess has two conducting strips.

Through adopting above-mentioned technical scheme, the setting up of second spring makes the rotor plate remain stable when bearing the weight of concrete for the atress of rotor plate is comparatively even, avoids haring the axis of rotation.

The utility model is further provided with: the stirring device comprises a second motor, the second motor is welded inside the fixed box, an output shaft of the second motor penetrates through the bottom wall of the stirring box and is welded with a stirring shaft, and the stirring shaft is welded with a plurality of stirring sheets.

Through adopting above-mentioned technical scheme, make the (mixing) shaft drive the stirring piece and rotate through starting the second motor to stir the concrete, make the mixed effect of concrete better, the performance after the stirring is better.

The utility model is further provided with: the feeder hopper is close to one side diapire of dead lever and inlays and is equipped with the permanent magnet, the rotor plate adopts ferromagnetic material preparation to form.

Through adopting above-mentioned technical scheme for the rotor plate makes the rotor plate keep stable through the attraction of permanent magnet to the rotor plate bearing the weight of the concrete.

The utility model is further provided with: the rotor plate offsets with the diapire of feeder hopper, the size of measurement board cooperatees with the size of feeder hopper.

Through adopting above-mentioned technical scheme for the weight of concrete makes the metering plate downstream in the feeder hopper, and then contacts with the conducting strip through the first spring of extrusion.

The utility model is further provided with: the metering plate is connected to the inner wall of the groove in a sliding mode, the conducting strip is located below the metering plate, and the conducting strip is electrically connected with the first motor.

Through adopting above-mentioned technical scheme, when the measuring plate contacted the conducting strip, the circuit of first motor was put through to the rotation through the axis of rotation drives the rotor plate and rotates, carries out the blowing work to the concrete.

The utility model has the beneficial effects that:

1. through setting up first spring, conducting strip and metering plate isotructure for when the concrete enters into feeder hopper department, the weight of concrete makes the metering plate lapse to extrude first spring, when the metering plate remove to contact with the conducting strip, the concrete reaches the weight of settlement this moment, the circuit switch-on of first motor this moment, thereby the axis of rotation drives the rotor plate and rotates the automatic agitator tank of putting into of concrete in with the feeder hopper in and stir.

2. Through setting up second motor, stirring piece isotructure for through starting the second motor, the second motor passes through the (mixing) shaft and drives the stirring piece and rotate, thereby stirs the material in the agitator tank, makes the material in the agitator tank mix comparatively even.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of a cement weighing hopper of a concrete mixing plant according to the present invention;

FIG. 2 is an enlarged schematic view of part A of a cement weighing hopper of a concrete mixing plant according to the present invention;

FIG. 3 is a perspective view of a rotary plate in a cement hopper of a concrete mixing plant according to the present invention.

In the figure: the stirring device comprises a supporting column 1, a stirring box 2, a fixing box 3, a feeding hopper 4, a fixing plate 5, a first motor 6, a rotating shaft 7, a rotating plate 8, a groove 9, a first spring 10, a metering plate 11, a permanent magnet 12, a fixing rod 13, a fixing ring 14, a second spring 15, a conducting strip 16, a second motor 17, a stirring shaft 18 and a stirring blade 19.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

Referring to fig. 1-3, a concrete mixing plant's cement weighing hopper, support column 1 including two symmetry settings, the common welding of roof of two support columns 1 has agitator tank 2, the roof of agitator tank 2 runs through the welding has feeder hopper 4, the welding of the interior roof of agitator tank 2 has two fixed plates 5, two fixed plates 5 rotate jointly and are connected with axis of rotation 7, the fixed first motor 6 that is provided with of outer wall of agitator tank 2, the output shaft of first motor 6 runs through the tank wall of agitator tank 2 and with axis of rotation 7 welded fastening, it drives rotor plate 8 and rotates to make axis of rotation 7 drive rotor plate 8 through the start-up of first motor 6, thereby make rotor plate 8 break away from the cooperation with feeder hopper 4, make the concrete flow by feeder hopper 4 department, the welding of axis of rotation 7 has rotor plate 8, be provided with metering device on the rotor plate 8, be provided with agitating unit in the fixed box 3.

Metering device includes recess 9, the roof at rotor plate 8 is seted up to recess 9, open-ended one end array is provided with a plurality of first springs 10 is kept away from to recess 9, the common welding of the other end of a plurality of first springs 10 has metering plate 11, agitator tank 2 keeps away from the inner wall welding of fixed plate 5 has dead lever 13, rotor plate 8 has all welded solid fixed ring 14 with the one end that dead lever 13 is close to mutually, two solid fixed ring 14 are common and have second spring 15, the inner wall symmetric welding of recess 9 has two conducting strips 16, when metering plate 11 removes to when contacting with conducting strip 16, the concrete reaches the weight of settlement this moment, the circuit switch-on of first motor 6, thereby axis of rotation 7 drives rotor plate 8 and rotates and put into agitator tank 2 with the concrete in feeder hopper 4 and stir.

Agitating unit includes second motor 17, and second motor 17 welds in the inside of fixed case 3, and the output shaft of second motor 17 runs through the diapire of agitator tank 2 and welds and have (mixing) shaft 18, and the welding has a plurality of stirring pieces 19 on the (mixing) shaft 18, and through starting second motor 17, second motor 17 drives stirring piece 19 through (mixing) shaft 18 and rotates to stir the material in agitator tank 2, make the material in agitator tank 2 mix comparatively evenly.

The feeder hopper 4 is close to one side diapire of dead lever 13 and inlays and is equipped with permanent magnet 12, and rotor plate 8 adopts the ferromagnetic material preparation to form, and rotor plate 8 offsets with the diapire of feeder hopper 4, and the size of a dimension of metering plate 11 cooperatees with the size of a dimension of feeder hopper 4, and metering plate 11 sliding connection is at the inner wall of recess 9, and conducting strip 16 is located the below of metering plate 11, conducting strip 16 and first motor 6 electric connection.

In the utility model, the concrete is conveyed into the feed hopper 4 by an external conveying device, the weight of the concrete extrudes the metering plate 11 along with the accumulation of the concrete, so that the metering plate 11 compresses the first spring 10, moving downwards, when the metering plate 11 is moved into contact with the conducting strip 16, at this time, the weight of the feeding hopper 4 reaches the set weight, at this time, the conductive sheet 16 connects the circuit of the first motor 6, the first motor 6 drives the rotating shaft 7 to rotate, thereby the rotating plate 8 rotates to be separated from the contact with the feed hopper 4, the concrete at the feed hopper 4 flows out from the outlet formed by the rotating plate 8 and the feed hopper 4, the second motor 17 is opened, the second motor 17 drives the stirring shaft 18 to rotate, thereby make stirring piece 19 rotate and stir the concrete for the concrete can be abundant mix, promoted the quality of stirring.

Claims (6)

1. The utility model provides a cement weighing hopper at concrete mixing plant, includes support column (1) that two symmetries set up, its characterized in that, two the common welding of roof of support column (1) has agitator tank (2), the roof of agitator tank (2) runs through the welding and has feeder hopper (4), the welding of the interior roof of agitator tank (2) has two fixed plate (5), two fixed plate (5) rotate jointly and are connected with axis of rotation (7), the outer wall of agitator tank (2) is fixed and is provided with first motor (6), the output shaft of first motor (6) run through the tank wall of agitator tank (2) and with axis of rotation (7) welded fastening, the welding of axis of rotation (7) has rotor plate (8), be provided with metering device on rotor plate (8), be provided with agitating unit in fixed box (3).

2. The cement weighing hopper of the concrete mixing plant as recited in claim 1, characterized in that the metering device comprises a groove (9), the groove (9) is arranged on the top wall of the rotating plate (8), a plurality of first springs (10) are arranged at one end of the groove (9) far away from the opening, the other ends of the first springs (10) are welded with the metering plate (11) together, the inner wall of the mixing box (2) far away from the fixing plate (5) is welded with the fixing rod (13), the ends of the rotating plate (8) close to the fixing rod (13) are welded with fixing rings (14), the two fixing rings (14) are welded with second springs (15) together, and the inner wall of the groove (9) is symmetrically welded with two conducting strips (16).

3. The cement hopper of a concrete mixing plant according to claim 2, characterized in that said mixing means comprise a second motor (17), said second motor (17) being welded inside the fixed box (3), the output shaft of said second motor (17) penetrating the bottom wall of the mixing box (2) and being welded with a mixing shaft (18), said mixing shaft (18) being welded with a plurality of mixing blades (19).

4. A cement hopper according to claim 3, characterized in that a permanent magnet (12) is embedded in the bottom wall of the hopper (4) near the fixed rod (13), and the rotating plate (8) is made of ferromagnetic material.

5. A cement hopper according to claim 4, characterised in that said rotating plate (8) abuts against the bottom wall of the hopper (4), said measuring plate (11) having dimensions compatible with those of the hopper (4).

6. A cement hopper according to claim 5, characterized in that said weighing plate (11) is slidably connected to the inner wall of the groove (9), said conducting strip (16) being located below the weighing plate (11), said conducting strip (16) being electrically connected to the first motor (6).

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