CN114345229A

CN114345229A - Powder smoke agent stirring conveying mechanism

Info

Publication number: CN114345229A
Application number: CN202111521349.6A
Authority: CN
Inventors: 陈玉龙; 张亮; 李坤; 杨春龙; 裴仁俊
Original assignee: Yichang Testing Technique Research Institute
Current assignee: Yichang Testing Technique Research Institute
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-15
Anticipated expiration: 2041-12-13
Also published as: CN114345229B

Abstract

The invention discloses a powder smoke agent stirring and conveying mechanism, which comprises a material box, a feeding mechanism and a stirring mechanism, wherein the material box is provided with a feeding hole; the bottom of the material box is an inclined plane, and the feeding mechanism is arranged at the lowest position in the material box and is used for feeding the powder smoke agent into an external mixing chamber; the stirring mechanism is arranged at the lower part of the material box, is a wave-shaped mechanism and is used for stirring the powder smoke agent layer by layer. The invention has the advantages of thorough stirring and uniform feeding.

Description

Powder smoke agent stirring conveying mechanism

Technical Field

The invention relates to the technical field of fuming equipment, in particular to a powder fuming agent stirring and conveying mechanism.

Background

The chemical substances which can generate stable smoke and fog when being introduced into the atmosphere and achieve the aims of shielding, blindness and interference by the optical performance of the smoke or fog are called as smoke generating agents. The smoke is introduced into the atmosphere by using a smoking device to form a smoke screen. The smoke agents can be classified into solid and liquid according to their forms. The solid powder smoke agent contains various powder substances, and the problems of incomplete stirring and uneven feeding of the powder smoke agent exist in the stirring and conveying of the powder smoke agent.

Disclosure of Invention

In view of the above, the invention provides a powder smoke agent stirring and conveying mechanism, which can stir thoroughly and feed uniformly.

The technical scheme adopted by the invention is as follows:

a powder smoke agent stirring and conveying mechanism comprises a material box, a feeding mechanism and a stirring mechanism;

the bottom of the material box is an inclined plane, and the feeding mechanism is arranged at the lowest position in the material box and is used for feeding the powder smoke agent into an external mixing chamber; the stirring mechanism is arranged at the lower part of the material box, is a wave-shaped mechanism and is used for stirring the powder smoke agent layer by layer.

Further, the feeding mechanism and the stirring mechanism are connected through belt transmission.

Furthermore, the workbin includes material loading case and blanking case, and the blanking case bottom is the inclined plane.

Further, the feeding mechanism comprises a driving motor, a rotating shaft, a helical blade, a sleeve, a bearing and a mounting seat;

the sleeve and the mounting seat are both mounted at the end part of the rotating shaft through bearings, the sleeve is positioned outside the mounting seat, the sleeve and the mounting seat are fixedly connected, and the end is driven by a driving motor; the helical blade is fixed on the outer circumference of the rotating shaft.

Further, the stirring mechanism comprises a belt wheel I, a belt wheel II, a belt wheel III, a belt wheel IV, a V belt, a bearing seat, a crankshaft weldment, a stirring shaft and a stirring part;

the stirring part is formed by fixedly connecting two waveform connecting components and internal spokes; the two ends of the two wave-shaped connecting components are connected through a stirring shaft, the end parts of the stirring shaft are connected with a bearing and a bearing seat through a crankshaft weldment, and the stirring part is arranged on the material box through the bearing;

the two ends of the waveform connecting component are respectively provided with a belt wheel I and a belt wheel II, the belt wheel I and the belt wheel II are fixedly connected with a crankshaft weldment, and the belt wheel I and the belt wheel II realize transmission through a V belt; one end of the other wave-shaped connecting component is fixedly connected with a belt wheel III through a crankshaft weldment, a belt wheel IV is fixed on a rotating shaft and located in the mounting seat, and the belt wheel III and the belt wheel IV realize transmission through a V belt.

Has the advantages that:

1. the bottom of the blanking box is designed to be an inclined plane, so that the powder smoke agent can slide into the feeding mechanism more easily, the stirring mechanism is a wave-shaped mechanism, the powder smoke agent can be stirred in layers, an inner hollow layer of the powder smoke agent in the blanking box can be prevented from being formed, and the blanking box has the advantages of thorough stirring, uniform feeding and the like.

2. The helical blade of the invention is driven by the driving motor to rotate to generate axial thrust, and the powder smoke agent is sent into the mixing chamber. Through control driving motor rotational speed, steerable dose of being fuming that gets into the mixing chamber can satisfy multiple dose of being fuming user demand. Secondly, the end of the rotating shaft adopts a double-bearing supporting structure, so that the structural rigidity is enhanced.

3. The wave-shaped connecting component of the stirring component can realize layered stirring of the powder smoke agent. The single motor drive and the V-belt drive are adopted, so that the device is free from maintenance and high in reliability. Secondly, two groups of stirring shafts are driven by belt transmission, so that the influence of dead point positions can be eliminated.

Drawings

FIG. 1 is a schematic view of the structure of the present invention (the bin is shown in half only).

Fig. 2 is a schematic view of a bin structure.

Fig. 3 is a schematic structural view of the feeding mechanism.

Fig. 4 is a schematic structural view of the stirring mechanism.

The device comprises a material box 1, a material feeding mechanism 2, a stirring mechanism 3, a material feeding box 4, a material discharging box 5, a driving motor 6, a rotating shaft 7, a spiral blade 8, a sleeve 9, a bearing I10, a bearing I11, a mounting seat 12, a belt wheel I13, a belt V14, a bearing II 14, a bearing seat 15, a crankshaft weldment 16, a stirring shaft 17, a stirring part 18, a belt wheel II 19, a belt wheel III 20 and a belt wheel IV 21.

Detailed Description

The invention is described in detail below by way of example with reference to the accompanying drawings.

The invention provides a powder smoke agent stirring and conveying mechanism, which comprises a material box 1, a feeding mechanism 2 and a stirring mechanism 3 as shown in figure 1.

As shown in figure 2, the feed box 1 is of an aluminum alloy welding structure and is designed in a split mode and comprises a feeding box 4 and a discharging box 5, and the bottom of the discharging box 5 is an inclined plane.

As shown in fig. 3, the feeding mechanism 2 includes a driving motor 6, a rotating shaft 7, a helical blade 8, a sleeve 9, a bearing and a mounting seat 11; the sleeve 9 and the mounting seat 11 are both mounted at the end part of the rotating shaft 7 through bearings, the sleeve 9 is positioned outside the mounting seat 11, the sleeve 9 and the mounting seat 11 are fixedly connected, and the end is driven by the driving motor 6; the helical blades 8 are fixed to the outer circumference of the rotary shaft 7. The feeding mechanism 2 is fixed on the blanking box 5 through a mounting seat 11, and the helical blade 8 is driven by the driving motor 6 to rotate to generate axial thrust to send the powder smoke agent into the mixing chamber. By controlling the speed of the drive motor 6, the amount of smoke emitted into the mixing chamber can be controlled.

As shown in fig. 4, the stirring mechanism 3 comprises a belt wheel i 12, a belt wheel ii 19, a belt wheel iii 20, a belt wheel iv 21, a V-belt 13, a bearing ii 14, a bearing seat 15, a crankshaft weldment 16, a stirring shaft 17 and a stirring component 18;

the stirring part 18 is formed by fixedly connecting two waveform connecting components and inner spokes; the two ends of the two wave-shaped connecting components are connected through a stirring shaft 17, the end parts of the wave-shaped connecting components are hinged with the stirring shaft 17, the end parts of the stirring shaft 17 are connected with a bearing II 14 and a bearing seat 15 through a crankshaft weldment 16, the end parts of the stirring shaft 17 are fixedly connected with the crankshaft weldment 16, a stirring part 18 is installed on the blanking box 5 through the bearing II 14 and the bearing seat 15, and the bearing seat 15 is fixed on the blanking box 5; two ends of the waveform connecting component are respectively provided with a belt wheel I12 and a belt wheel II 19, the belt wheel I12 and the belt wheel II 19 are fixedly connected with a crankshaft weldment 16, and the belt wheel I12 and the belt wheel II 19 realize transmission through a V belt 13; one end of the other wave-shaped connecting component is fixedly connected with a belt wheel III 20 through a crankshaft weldment 16, a belt wheel IV 21 is fixed on the rotating shaft 7, the belt wheel IV 21 is located in the mounting seat 11, and the transmission of the belt wheel III 20 and the belt wheel IV 21 is realized through a V-belt 13.

The specific working process is as follows:

the driving motor 6 drives the belt wheel I12, the belt wheel II 19, the belt wheel III 20, the belt wheel IV 21 and the V belt 13 to drive the stirring mechanism 3 to stir the powder smoke agent so as to enable the powder smoke agent to fall into the feeding mechanism 2; simultaneously, the driving motor 6 drives the helical blades 8 to generate axial thrust to send the powder smoke agent into the mixing chamber.

In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A powder smoke agent stirring and conveying mechanism is characterized by comprising a material box, a feeding mechanism and a stirring mechanism;

2. The powder aerosol generating agitation and delivery mechanism of claim 1 wherein the feed mechanism and the agitation mechanism are connected by a belt drive.

3. The soot powder agitation and delivery mechanism of claim 1 wherein said hopper comprises a top hopper and a bottom hopper, the bottom of the bottom hopper being beveled.

4. The stirring and conveying mechanism for powdery smoke agents as claimed in claim 2, wherein the feeding mechanism comprises a driving motor, a rotating shaft, a helical blade, a sleeve, a bearing and a mounting seat;

5. The powder smoke agent stirring and conveying mechanism of claim 4, wherein the stirring mechanism comprises a belt wheel I, a belt wheel II, a belt wheel III, a belt wheel IV, a V belt, a bearing seat, a crankshaft weldment, a stirring shaft and a stirring part;