CN217894515U

CN217894515U - Powder material quantitative feeding structure

Info

Publication number: CN217894515U
Application number: CN202222175044.0U
Authority: CN
Inventors: 关志文
Original assignee: Sichuan Jinchuan Building Materials Co ltd
Current assignee: Sichuan Jinchuan Building Materials Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-11-25
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses a quantitative feeding structure for powder materials, which belongs to the technical field of powder processing and comprises a hopper, a transfer box body, a rotating body and a rotary driving mechanism; the transfer box body is of a hollow rotating body structure, and a feed inlet and a discharge outlet are arranged on the transfer box body; the hopper is connected with the feeding hole and is used for conveying materials to the transfer box body; the rotating body is positioned in the transfer box body and can rotate in the transfer box body, and the rotating body has two positions in the process of rotating for one circle, wherein one position is that the rotating body closes the feed inlet but does not close the discharge outlet, and the other position is that the rotating body closes the discharge outlet but does not close the feed inlet; the rotary driving mechanism is used for driving the rotary body to rotate. The utility model discloses a reinforced structure of powder material ration utilizes the rotator to reciprocate to open feed inlet, discharge gate and realizes intermittent type formula transport, and the material mainly relies on the dead weight business turn over transfer box body among the transportation process, and is little to the squeezing action of powder, has reduced the powder caking tendency, and this is favorable to the long period operation of device.

Description

Powder material quantitative feeding structure

Technical Field

The utility model relates to a powder processing technology field, concretely relates to reinforced structure of powder material ration.

Background

The accelerator, which is usually a powdery solid, is an additive to be incorporated into concrete to accelerate the hydration hardening of cement so as to develop sufficient strength in a short time and to meet the requirements for special construction. The accelerator needs to mix it with the concrete according to a certain proportion when using, adopts screw feeder to control the reinforced of accelerator among the prior art usually, thereby screw feeder utilizes rotatory helical blade to pass the material and carry out auger delivery, thereby the powder of back extrudees the powder in the place ahead in the direction of delivery during the transport and promotes its removal, and this kind of extrusion leads to the powder to be compacted into the piece and accumulates on the helical blade or even leads to blockking up easily. To the problem, the utility model aims at providing a new reinforced structure, it is little to powder extrusion in transportation process, the powder caking tendency.

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model aims to provide a reinforced structure of powder material ration, it is little to the squeezing action of powder in transportation process, has reduced the powder caking tendency, and this is favorable to the long period operation of device.

The technical scheme of the utility model as follows:

a powder material quantitative charging structure is characterized by comprising a hopper, a transfer box body, a rotating body and a rotary driving mechanism; the transfer box body is of a hollow rotating body structure, and a feed inlet and a discharge outlet are arranged on the transfer box body; the hopper is connected with the feeding hole and is used for conveying materials to the transfer box body; the rotating body is positioned in the transfer box body and can rotate in the transfer box body, and the rotating body has two positions in the process of rotating for one circle, wherein one position is that the rotating body closes the feed inlet but does not close the discharge outlet, and the other position is that the rotating body closes the discharge outlet but does not close the feed inlet; the rotary driving mechanism is used for driving the rotary body to rotate.

As a specific embodiment of the utility model, the equal vertical setting of feed inlet and discharge gate to powder business turn over transfer box.

As a specific embodiment of the utility model, the rotator is the segment, the outer wall of rotator with the inner wall sliding seal of transfer box body is connected.

The utility model discloses a fixed volume's powder material can be carried to the rotatory round of reinforced structure, and the rotational speed through the control rotator then can control reinforced speed, once more, the utility model provides a mode of two kinds of adjustment speed: in the first mode, the rotary driving mechanism is a variable frequency motor, and the speed is adjusted by adjusting the rotating speed of the motor; and in a second mode, the rotary driving mechanism is a common motor, a rotating shaft of the motor is connected with a rotating shaft of the rotating body through a gear box, and the rotating speed is adjusted through the gear box.

The utility model discloses the technical effect who plays is:

the utility model discloses a reinforced structure of powder material ration utilizes the rotator to reciprocate to open feed inlet, discharge gate and realizes intermittent type formula transport, and the material mainly relies on the dead weight business turn over transfer box body among the transportation process, and is little to the squeezing action of powder, has reduced the powder caking tendency, and this is favorable to the long period operation of device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a structure for quantitatively feeding a powdery material in example 1;

FIG. 2 is a schematic view showing a feeding state of a powder material quantitatively feeding structure of example 1;

FIG. 3 is a schematic view showing a discharge state of a powder material quantitatively feeding structure of example 1;

FIG. 4 is a sectional view of a powder material metering structure of example 2;

FIG. 5 is a schematic view showing the structure of a rotating body 3 according to embodiment 2;

in the figure, a hopper 1, a transfer case 2, a rotary body 3, a rotary drive mechanism 4, and the like,

A feed inlet 201 and a discharge outlet 202.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments and accompanying drawings.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. The detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention.

Example 1

Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a quantitative powder feeding structure of this embodiment, and fig. 2 and 3 are cross-sectional views of the quantitative powder feeding structure of this embodiment, which respectively show a feeding state and a discharging state of the feeding structure. The powder material quantitative charging structure comprises a hopper 1, a transfer box body 2, a rotating body 3 and a rotary driving mechanism 4. The transfer box body 2 is of a hollow rotating body structure, a feeding hole 201 and a discharging hole 202 are formed in the transfer box body 2, and the feeding hole 201 and the discharging hole 202 are both vertically arranged so that powder can conveniently enter and exit the transfer box body 2 under the action of self gravity; the hopper 1 is a conical hopper, the bottom of which is connected with the feed port 201 and is used for conveying materials into the transfer box body 2; the rotating body 3 is fan-shaped, the rotating body 3 is positioned in the transfer box body 2 and can rotate in the transfer box body 2, meanwhile, the outer wall of the rotating body 3 is connected with the inner wall of the transfer box body 2 in a sliding and sealing manner, and the rotating body 3 has two positions in the process of rotating for one circle, wherein one position is shown in fig. 2, the rotating body 3 seals the feeding hole 201 but not the discharging hole 202, and at the moment, the materials in the transfer box body 2 are discharged from the discharging hole 202; in the other position, as shown in FIG. 3, the rotary body 3 closes the outlet 202 and does not close the inlet 201, and the powder material is fed from the hopper into the transfer case 2; rotary driving mechanism 4 is inverter motor, and inverter motor's pivot is connected with the pivot of rotator 3 for drive rotator 3 rotates, and the powder material of fixed volume can be carried to 3 rotatory rounds of rotators, and the feed rate of powder then can be controlled to the rotational speed through inverter motor.

Example 2

The difference between this embodiment and embodiment 1 is that the structure of the rotating body 3 is different, please refer to fig. 4 and 5, fig. 4 is a cross-sectional view of the powder material quantitative charging structure of this embodiment, and fig. 5 is a schematic structural view of the rotating body of this embodiment. The rotating body 3 of this embodiment is arc-shaped, and the rotating body 3 is connected with the rotating shaft through a supporting block. This embodiment has increased the effective volume that holds powder material in the transfer box 2, and the material of rotatory round transport is more.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the embodiment of the present invention should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A quantitative powder material feeding structure is characterized by comprising

The transfer box body is of a hollow rotating body structure, and a feed inlet and a discharge outlet are formed in the transfer box body;

the rotating body is positioned in the transfer box body and can rotate in the transfer box body, and the rotating body has two positions in the process of rotating for one circle, wherein one position is that the rotating body seals the feeding hole but not seals the discharging hole, and the other position is that the rotating body seals the discharging hole but not seals the feeding hole;

the hopper is communicated with the feeding hole and is used for conveying powder materials into the transfer box body;

and the rotary driving mechanism is used for driving the rotary body to rotate.

2. The powder material quantitative charging structure as claimed in claim 1, wherein the feed port and the discharge port are both vertically arranged.

3. A powder material quantitatively feeding structure according to claim 1, wherein said rotary body is a segment, and the outer wall of the rotary body is in sliding sealing connection with the inner wall of said transfer case.

4. A powder material dosing structure as claimed in claim 1, wherein the rotary body is an arcuate block.

5. A powder material dosing structure as claimed in claim 1, wherein the rotary drive mechanism is a variable frequency motor.

6. A powder material quantitatively feeding structure according to claim 1, wherein the rotary driving mechanism is a motor, and a rotating shaft of the motor is connected to a rotating shaft of the rotating body through a gear box.