Batching device for steel fiber castable production

Abstract

The utility model relates to the technical field of batching devices, in particular to a batching device for steel fiber castable production, which comprises a batching box and is characterized in that a motor I is fixedly mounted in the center of the top of the batching box, a transmission shaft is fixedly connected to the output end of the motor I, a plurality of stirring rods are fixedly connected to the outer surface of the transmission shaft, and the stirring rods are fixedly connected to the top of the batching box. And two symmetrical spiral conveyors are fixedly mounted at the top of the batching box. The material mixing device has the advantages that raw materials spiraled from the tail ends of the two flow guide plates collide with each other, so that primary mixing is realized, and finally, the raw materials are mixed for the second time in cooperation with the stirring rod, so that the mixing efficiency of the raw materials can be improved; the rotating centrifugal blades can throw the raw materials out of the discharging opening through centrifugal force, the discharging speed can be increased, and the problem that the raw materials are extruded mutually and block the tail end of the conveying cylinder due to the fact that the raw materials are not discharged in time is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a batching device technical field, especially in kind steel fiber castable production batching device. BACKGROUND

[0002] In the process of steel fiber reinforced castable production, it needs to go through multiple steps such as batching and mixing from raw materials to finished products, so it needs to use a batching device.

[0003] In the Chinese patent CN215196455U, a kind of steel fiber reinforced castable preparation batching device is disclosed, which solves the problem of the current production of steel fiber reinforced castable in prior art, which often adopts manual mixing and batching method, not only time-consuming and laborious, but also uneven stirring, affecting the quality of steel fiber reinforced castable, but the steel fiber reinforced castable preparation batching device solves the problem, but has the following defects:

[0004] Two feed hoppers are arranged on the outer body of the batching box, and raw materials are fed into the mixing cavity through the two feed hoppers, so that different raw materials are distributed in piles in the mixing cavity when they fall into the mixing cavity, and the two piles of raw materials can be gradually mixed together after starting the stirring blades, so the mixing efficiency is slow. UTILITY MODEL CONTENTS

[0005] The utility model aims to solve at least one of the technical defects in the background art.

[0006] Therefore, one purpose of the utility model is to provide a kind of steel fiber castable production batching device, to solve the problem of slow mixing efficiency of steel fiber reinforced castable preparation batching device in prior art.

[0007] In order to achieve the above purpose, an embodiment of the utility model provides a kind of steel fiber castable production batching device, which comprises a batching box, a motor one is fixedly installed at the center of the top of the batching box, the output end of the motor one is fixedly connected with a transmission shaft, the outer surface of the transmission shaft is fixedly connected with a plurality of stirring rods, and two symmetrical screw conveyors are fixedly installed on the top of the batching box.

[0008] The screw conveyor comprises a conveying cylinder, a center shaft is rotatably connected to the axis of the conveying cylinder, a spiral blade is fixedly connected to the outer surface of the center shaft, a motor two is fixedly installed on one end face of the conveying cylinder outside the batching box, the rotating shaft end of the motor two is fixedly connected with the center shaft, a feeding port is formed in the upper part of one end of the conveying cylinder, a material box is fixedly connected to the feeding port, a discharge port is formed in the lower part of one end of the conveying cylinder, and a plurality of centrifugal blades are fixedly connected to the outer surface of the corresponding part of the center shaft and the discharge port.

[0009] The inner wall of the batching box is fixedly connected with two symmetrical flow guides, and the two flow guides are respectively located below the discharge ports of the two screw conveyors.

[0010] Beneficial effects are:

[0011] First, by setting the flow guide, the raw materials sent into the batching box by the screw conveyor fall on the flow guide and spread downward, and the raw materials spiraled from the ends of the two flow guides collide with each other, thereby realizing preliminary mixing, and finally, secondary mixing is realized by cooperating with the stirring rod. Since the stirring rod is preliminarily mixed, the mixing efficiency of the raw materials can be improved.

[0012] Second, by setting the centrifugal blade at the end of the central shaft corresponding to the discharge port, when the raw materials are conveyed into the gap of the centrifugal blade by the screw blade, the rotating centrifugal blade can throw the raw materials out of the discharge port by centrifugal force, thereby accelerating the discharging rate and avoiding the problem that the raw materials are not discharged in time and are pressed and blocked at the end of the conveying cylinder.

[0013] It is preferred from any of the above solutions that the middle part of the flow guide is fixedly connected with a partition plate, and the side close to the inner wall of the batching box of the partition plate is fixedly connected with a triangular plate.

[0014] Beneficial effects are that the triangular plate can separate the raw materials sent by the screw conveyor, so that the raw materials fall from both sides of the partition plate, and thus the raw materials falling along the flow guide will not collide with the transmission shaft, so that the raw materials falling on the two flow guides can be more fully preliminarily mixed.

[0015] It is preferred from any of the above solutions that the bottom of the batching box is fixedly connected with a discharge pipe, the bottom of the discharge pipe is hingedly connected with a baffle, the part where the baffle is hingedly connected with the discharge pipe is fixedly connected with a traction rod, the end away from the baffle of the traction rod is hingedly connected with an electric push rod, the end away from the traction rod of the electric push rod is hingedly connected to the outer surface of the discharge pipe, the bottom end of the transmission shaft is fixedly connected with a spiral rod, and the spiral rod is inserted into the inside of the discharge pipe.

[0016] Beneficial effects are that the setting of the spiral rod can: first, during the process of stirring and mixing the raw materials by the stirring rod, the spiral rod can convey the raw materials at the bottom of the batching box upward, thereby making the raw materials more uniformly mixed; and second, after the raw materials are mixed, the spiral rod is reversely rotated during discharging, so that the raw materials can be quickly discharged downward, thereby accelerating the discharging efficiency.

[0017] The additional aspects and advantages of the present application will be partially given in the following description, some will become apparent from the following description, or will be understood by those skilled in the art through the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0018] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the references to the following drawings, of which:

[0019] Figure 1 It is a structural schematic view of the utility model.

[0020] Figure 2 It is a structural schematic view of the inside of the batching box of the utility model.

[0021] Figure 3 It is a structural schematic view of the inside of the spiral conveyor of the utility model.

[0022] Wherein: 1, batching box, 11, motor one, 12, transmission shaft, 13, stirring rod, 14, discharge pipe, 15, screw rod, 2, spiral conveyor, 21, conveying cylinder, 22, center shaft, 23, feed inlet, 24, discharge port, 25, spiral blade, 26, motor two, 27, centrifugal blade, 3, guide plate, 31, partition, 32, triangular plate, 4, tank, 5, baffle, 51, pull rod, 52, electric push rod. DETAILED DESCRIPTION

[0023] The embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0024] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood broadly, for example, can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium, or can be the communication inside two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0025] The utility model provides a kind of steel fiber castable production batching device.

[0026] Embodiment one:

[0027] As Figures 1-3As shown, it includes a batching box 1, the top of the batching box 1 is fixedly installed with a motor one 11 at the center, the output end of the motor one 11 is fixedly connected with a transmission shaft 12, the transmission shaft 12 penetrates to the inside of the batching box 1, the outer surface of the transmission shaft 12 is fixedly connected with a plurality of stirring rods 13, the motor one 11 drives the stirring rods 13 to rotate through the transmission shaft 12, so that the raw materials of the steel fiber castable can be mixed, the top of the batching box 1 is fixedly installed with two symmetrical screw conveyors 2, which are used for conveying the raw materials of the steel fiber castable into the batching box 1;

[0028] As shown in the figure, Figure 3 The screw conveyor 2 includes a conveying cylinder 21, the axis of the conveying cylinder 21 is rotatably connected with a central shaft 22, the outer surface of the central shaft 22 is fixedly connected with a spiral blade 25, one end of the conveying cylinder 21 is fixedly installed with a motor two 26 outside the batching box 1, the rotating shaft end of the motor two 26 is fixedly connected with the central shaft 22, the motor two 26 drives the spiral blade 25 to rotate through the central shaft 22, so as to achieve the purpose of feeding, the upper part of one end of the conveying cylinder 21 is provided with a feeding port 23, the feeding port 23 is fixedly connected with a material box 4, the lower part of one end of the conveying cylinder 21 is provided with a discharging port 24, the material box 4 contains the raw materials of the steel fiber castable, the raw materials enter the conveying cylinder 21 through the discharging port 24, the rotating spiral blade 25 conveys the raw materials, the outer surface of the central shaft 22 corresponding to the discharging port 24 is fixedly connected with a plurality of centrifugal blades 27, when the spiral blade 25 conveys the raw materials to the gap of the centrifugal blades 27, the rotating centrifugal blades 27 can throw the raw materials out of the discharging port 24 by centrifugal force, which can speed up the discharging rate and avoid the problem that the raw materials are not discharged in time and are pressed and blocked at the end of the conveying cylinder 21;

[0029] As shown in the figure, Figure 2 The inner wall of the batching box 1 is fixedly connected with two symmetrical flow guides 3, the two flow guides 3 are respectively located below the discharging ports 24 of the two screw conveyors 2, the raw materials sent into the batching box 1 by the screw conveyors 2 slide along the flow guides 3 to the direction of the transmission shaft 12, at the ends of the two flow guides 3, the two kinds of raw materials collide together, thereby realizing the preliminary mixing of the raw materials.

[0030] Preferably, as shown in the figure, Figure 2 The middle part of the flow guide 3 is fixedly connected with a partition plate 31, the side of the partition plate 31 close to the inner wall of the batching box 1 is fixedly connected with a triangular plate 32, the position of the partition plate 31 corresponds to the transmission shaft 12, the two sides of the triangular plate 32 are inclined, so that the raw materials falling from the discharging port 24 of the screw conveyor 2 can be divided into two parts through the triangular plate 32 and then fall into the batching box 1 along the flow guide 3, the partition plate 31 can divide the raw materials into two parts, so that the raw materials falling at the ends of the two flow guides 3 will not collide with the transmission shaft 12, thereby enabling the two kinds of raw materials to be more uniformly mixed.

[0031] Specifically, as shown in Figures 1-2 The bottom of the ingredient box 1 is fixedly connected with a discharge pipe 14, the bottom of the discharge pipe 14 is hingedly connected with a baffle 5, the part, where the baffle 5 is hingedly connected with the discharge pipe 14, is fixedly connected with a traction rod 51, the end, far away from the baffle 5, of the traction rod 51 is hingedly connected with an electric push rod 52, the end, far away from the traction rod 51, of the electric push rod 52 is hingedly connected to the outer surface of the discharge pipe 14, by contracting the electric push rod 52 and pulling the traction rod 51, the baffle 5 can open the bottom of the discharge pipe 14, and vice versa, by extending the electric push rod 52, the baffle 5 can close the discharge pipe 14.

[0032] Preferably, as shown in Figure 2 The bottom end of the transmission shaft 12 is fixedly connected with a spiral rod 15, in the process of stirring, the spiral rod 15 conveys the raw materials upwards, so that the bottom of the ingredient box 1 is more uniformly mixed with other raw materials, and the spiral rod 15 is inserted into the inside of the discharge pipe 14, so that the raw materials in the discharge pipe 14 can be conveyed into the ingredient box 1, avoiding the problem that the raw materials just entering the ingredient box 1 are accumulated in the discharge pipe 14, causing uneven mixing.

[0033] The working principle of the utility model is as follows: in use, the raw materials of steel fiber castable are poured into the two ingredient boxes 4, then the two screw conveyors 2 are started to convey the raw materials in the ingredient boxes 4 into the ingredient box 1, the raw materials falling from the discharge port 24 of the screw conveyor 2 fall on the guide plates 3, then spread along the guide plates 3 and slide downwards, the raw materials falling from the ends of the two guide plates 3 collide with each other, so as to realize preliminary mixing, then the motor one 11 is started to drive the stirring rod 13 to rotate, so as to realize secondary mixing of the raw materials, after mixing, the electric push rod 52 is contracted to open the baffle 5, so that the steel fiber castable can be discharged downwards, and the motor one 11 can also be started to drive the spiral rod 15 to rotate in reverse, so as to accelerate the discharge of the castable.

Claims

1. A steel fiber cast production batching plant comprising a batching bin (1), characterized in that, The motor one (11) is fixedly installed at the center of the top of the batching box (1), the output end of the motor one (11) is fixedly connected with a transmission shaft (12), the outer surface of the transmission shaft (12) is fixedly connected with a plurality of stirring rods (13), the top of the batching box (1) is fixedly installed with two symmetrical screw conveyors (2). The screw conveyor (2) comprises a conveying cylinder (21), the axis of the conveying cylinder (21) is rotatably connected with a central shaft (22), the outer surface of the central shaft (22) is fixedly connected with a spiral blade (25), one end of the conveying cylinder (21) is fixedly installed with a motor two (26) on the outer surface, the rotating shaft end of the motor two (26) is fixedly connected with the central shaft (22), the upper portion of one end of the conveying cylinder (21) is provided with a feeding port (23), the feeding port (23) is fixedly connected with a material box (4), the lower portion of one end of the conveying cylinder (21) is provided with a discharging port (24), the outer surface of the central shaft (22) is fixedly connected with a plurality of centrifugal blades (27) at the corresponding position of the discharging port (24). The inner wall of the batching box (1) is fixedly connected with two symmetrical guide plates (3), the two guide plates (3) are respectively located below the discharging ports (24) of the two screw conveyors (2).

2. A steel fiber castable production batching plant according to claim 1, characterized in that, The middle portion of the guide plate (3) is fixedly connected with a partition plate (31), one side of the partition plate (31) close to the inner wall of the batching box (1) is fixedly connected with a triangular plate (32).

3. A steel fiber castable production batching plant according to claim 1, characterized in that, The bottom of the batching box (1) is fixedly connected with a discharging pipe (14), the bottom of the discharging pipe (14) is hingedly connected with a baffle (5).

4. Steel fibre cast production batching plant according to claim 3, characterized in that, The part, where the baffle (5) and the discharging pipe (14) are hingedly connected, is fixedly connected with a traction rod (51), one end of the traction rod (51) away from the baffle (5) is hingedly connected with an electric push rod (52), one end of the electric push rod (52) away from the traction rod (51) is hingedly connected to the outer surface of the discharging pipe (14).

5. Steel fibre cast production batching plant according to claim 4, characterized in that, The bottom end of the transmission shaft (12) is fixedly connected with a spiral rod (15), and the spiral rod (15) is inserted into the inside of the discharging pipe (14).

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