CN212686904U

CN212686904U - Automatic powder negative pressure conveying device

Info

Publication number: CN212686904U
Application number: CN202021038804.8U
Authority: CN
Inventors: 王磊
Original assignee: Hefei Ruizhou Software Technology Co ltd
Current assignee: Hefei Ruizhou Software Technology Co ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-03-12
Anticipated expiration: 2030-06-09

Abstract

The utility model discloses an automatic powder negative pressure conveyor, comprising a base plate, bottom plate upper end one side is through the fixed roots vacuum pump that is provided with of mount pad, the fixed first support that is provided with in bottom plate upper end middle part, the fixed vacuum jar that is provided with between the first support, the fixed breathing pipe that is provided with in roots vacuum pump upper end, fixed connection between roots vacuum pump's one end and the vacuum jar is kept away from to the breathing pipe, the fixed second support that is provided with in one side that roots vacuum pump was kept away from to the bottom plate upper end, the fixed first holding vessel that is provided with in second support upper end, the fixed second holding vessel that is provided with of first holding vessel lower extreme, the fixed discharging pipe that is provided with of second holding vessel lower extreme, fixed connection between the one end that the second holding vessel was. The utility model discloses excellent in use effect can prevent effectively that the inside powder of storing of first holding vessel from caking and the jam that leads to can improve device's result of use.

Description

Automatic powder negative pressure conveying device

Technical Field

The utility model relates to a technical field is carried to the negative pressure, specifically is an automatic powder negative pressure conveyor.

Background

The negative pressure conveying is to convey granular materials in the direction of airflow in a closed pipeline by utilizing the energy of negative pressure airflow, and is a specific application of fluidization technology. The pneumatic conveying device has simple structure and convenient operation, can be used for horizontal, vertical or inclined conveying, and can simultaneously carry out physical operations or certain chemical operations such as heating, cooling, drying, airflow classification and the like on materials in the conveying process.

However, when the currently used negative pressure conveying device conveys powder, the powder can seriously affect the conveying effect of the device if the powder is agglomerated, and the currently used negative pressure conveying device lacks the function of preventing the blockage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic powder negative pressure conveyor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic negative pressure powder conveying device comprises a bottom plate, wherein a Roots vacuum pump is fixedly arranged on one side of the upper end of the bottom plate through a mounting seat, a first support is fixedly arranged in the middle of the upper end of the bottom plate, a vacuum tank is fixedly arranged between the first supports, an air suction pipe is fixedly arranged at the upper end of the Roots vacuum pump, one end of the air suction pipe, far away from the Roots vacuum pump, is fixedly connected with the vacuum tank, a second support is fixedly arranged on one side of the upper end of the bottom plate, far away from the Roots vacuum pump, a first storage tank is fixedly arranged at the upper end of the second support, a second storage tank is fixedly arranged at the lower end of the first storage tank, a discharge pipe is fixedly arranged at the lower end of the second storage tank, one end of the discharge pipe, far away from the second storage tank, is fixedly connected with the vacuum tank, a filter screen is movably, the middle part of the upper end of the first storage tank is fixedly provided with a motor through a mounting seat, the upper end inside the first storage tank is movably provided with a stirring rod through a bearing, and the output shaft end of the motor is in transmission connection with the stirring rod through a shaft coupling.

Preferably, the lower end of the vacuum tank is fixedly provided with a valve, and powder discharge in the vacuum tank can be controlled through the valve.

Preferably, the fixed connecting rod that has been provided with in first holding vessel lower extreme one side, the connecting rod lower extreme is provided with the buckle through the pivot activity, the filter screen is close to the fixed connecting block that is provided with in one side that is close to the buckle, the draw-in groove has been seted up to connecting block upper end outside surface, buckle activity block sets up inside the draw-in groove, blocks the effect that the draw-in groove can play fixed filter screen through the buckle, prevents that the filter screen from moving when using.

Preferably, the rotating shaft where the buckle is located is provided with a torsion spring, the buckle can be reset through the torsion spring, and the buckle is prevented from falling off from the clamping groove under the condition of no artificial external force.

Preferably, one side of the buckle far away from the clamping groove is fixedly provided with a shifting sheet, and the buckle can be conveniently shifted through the shifting sheet.

Preferably, a limiting block is fixedly arranged on one side of the lower end of the connecting rod, and the rotatable direction of the buckle can be limited through the limiting block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses when the powder got into the second holding vessel inside, need earlier through between guide block and the filter screen, can open the motor this moment, drive the puddler through the motor and rotate the powder caking that so can effectively prevent the inside storage of first holding vessel to can be so that all be careful powder through the filter screen entering into the inside second holding vessel, so can effectively prevent the discharging pipe jam, thereby can improve the result of use of device.

2. The utility model discloses filter screen blocking up can after long-time the use, can rotate the buckle through the plectrum for the buckle is extracted from the draw-in groove, can take the filter screen out from between first holding vessel and the second holding vessel afterwards, thereby can conveniently clear up the filter screen or change.

Drawings

FIG. 1 is a schematic view of the overall structure of an automatic negative pressure powder conveying device of the present invention;

fig. 2 is an enlarged view of a position a in fig. 1 of the automatic negative pressure powder conveying device of the present invention.

In the figure: 1. a base plate; 2. a Roots vacuum pump; 3. a first bracket; 4. a vacuum tank; 5. an air intake duct; 6. a second bracket; 7. a first storage tank; 8. a second storage tank; 9. a discharge pipe; 10. filtering with a screen; 11. a guide block; 12. an electric motor; 13. a stirring rod; 14. a valve; 15. a connecting rod; 16. buckling; 17. connecting blocks; 18. a card slot; 19. a shifting sheet; 20. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: an automatic negative pressure powder conveying device comprises a bottom plate 1, wherein a Roots vacuum pump 2 is fixedly arranged on one side of the upper end of the bottom plate 1 through a mounting seat, a first support 3 is fixedly arranged in the middle of the upper end of the bottom plate 1, a vacuum tank 4 is fixedly arranged between the first supports 3, an air suction pipe 5 is fixedly arranged at the upper end of the Roots vacuum pump 2, one end of the air suction pipe 5, far away from the Roots vacuum pump 2, is fixedly connected with the vacuum tank 4, a second support 6 is fixedly arranged on one side of the upper end of the bottom plate 1, far away from the Roots vacuum pump 2, a first storage tank 7 is fixedly arranged at the upper end of the second support 6, a second storage tank 8 is fixedly arranged at the lower end of the first storage tank 7, a discharge pipe 9 is fixedly arranged at the lower end of the second storage tank 8, the other end of the discharge pipe 9, is fixedly connected with the vacuum tank 4, and a filter screen 10, the inside lower extreme both sides of first holding vessel 7 are all fixed and are provided with

guide block

11, 7 upper ends middle parts of first holding vessel are provided with motor 12 through the mount pad is fixed, 7 inside upper ends of first holding vessel are provided with puddler 13 through the bearing activity, motor 12's output axle head passes through the shaft coupling and is connected with the transmission between the puddler 13.

The lower end of the vacuum tank 4 is fixedly provided with a valve 14, the discharge of powder inside the vacuum tank 4 can be controlled by the valve 14, one side of the lower end of the first storage tank 7 is fixedly provided with a connecting rod 15, the lower end of the connecting rod 15 is movably provided with a buckle 16 through a rotating shaft, one side of the filter screen 10 close to the buckle 16 is fixedly provided with a connecting block 17, the outer side surface of the upper end of the connecting block 17 is provided with a clamping groove 18, the buckle 16 is movably clamped inside the clamping groove 18, the clamping groove 18 is clamped by the buckle 16 to play a role of fixing the filter screen 10 and prevent the filter screen 10 from moving in use, the rotating shaft of the buckle 16 is provided with a torsional spring, the buckle 16 can be reset through the torsional spring to prevent the buckle 16 from falling off from the clamping groove 18 under the condition that no artificial external force exists, one side of the buckle 16 far away from the, a limiting block 20 is fixedly arranged on one side of the lower end of the connecting rod 15, and the rotatable direction of the buckle 16 can be limited through the limiting block 20.

The working principle is as follows: when the device is used, air in the vacuum tank 4 can be discharged through the Roots vacuum pump 2 and the air suction pipe 5, then negative pressure is formed in the vacuum tank 4, so that powder in the second storage tank 8 can be sucked through the discharge pipe 9, when the powder enters the second storage tank 8, the powder needs to pass through the space between the guide block 11 and the filter screen 10, the motor 12 can be opened at the moment, the stirring rod 13 is driven to rotate through the motor 12, so that the powder stored in the first storage tank 7 can be effectively prevented from caking, the powder entering the second storage tank 8 through the filter screen 10 is fine powder, so that the discharge pipe 9 can be effectively prevented from being blocked, the using effect of the device can be improved, the filter screen 10 can be blocked after the device is used for a long time, the buckle 16 can be rotated through the poking piece 19, so that the buckle 16 is pulled out of the clamping groove 18, can take filter screen 10 out from between first holding vessel 7 and the second holding vessel 8 afterwards to can conveniently clear up filter screen 10 or change, this is exactly the utility model relates to an automatic powder negative pressure conveyor's theory of operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic powder negative pressure conveyor, includes bottom plate (1), its characterized in that: a Roots vacuum pump (2) is fixedly arranged on one side of the upper end of the bottom plate (1) through a mounting seat, a first support (3) is fixedly arranged in the middle of the upper end of the bottom plate (1), a vacuum tank (4) is fixedly arranged between the first supports (3), an air suction pipe (5) is fixedly arranged on the upper end of the Roots vacuum pump (2), one end of the air suction pipe (5) far away from the Roots vacuum pump (2) is fixedly connected with the vacuum tank (4), a second support (6) is fixedly arranged on one side of the upper end of the bottom plate (1) far away from the Roots vacuum pump (2), a first storage tank (7) is fixedly arranged on the upper end of the second support (6), a second storage tank (8) is fixedly arranged on the lower end of the first storage tank (7), a discharge pipe (9) is fixedly arranged on the lower end of the second storage tank (8), and one end of the discharge pipe (9) far, the utility model discloses a filter screen (10) is provided with in the activity interlude between first holding vessel (7) and second holding vessel (8), the inside lower extreme both sides of first holding vessel (7) are all fixed and are provided with guide block (11), first holding vessel (7) upper end middle part is through the fixed motor (12) that is provided with of mount pad, the inside upper end of first holding vessel (7) is provided with puddler (13) through the bearing activity, the output axle head of motor (12) passes through the shaft coupling and is connected with the transmission between puddler (13).

2. The automatic negative pressure powder conveying device according to claim 1, wherein: and a valve (14) is fixedly arranged at the lower end of the vacuum tank (4).

3. The automatic negative pressure powder conveying device according to claim 1, wherein: first holding vessel (7) lower extreme one side is fixed and has been provided with connecting rod (15), connecting rod (15) lower extreme is provided with buckle (16) through the pivot activity, filter screen (10) are close to one side fixed being provided with connecting block (17) of buckle (16), draw-in groove (18) have been seted up to connecting block (17) upper end outside surface, buckle (16) activity block sets up inside draw-in groove (18).

4. The automatic negative pressure powder conveying device according to claim 3, wherein: and a torsion spring is arranged on the rotating shaft where the buckle (16) is positioned.

5. The automatic negative pressure powder conveying device according to claim 3, wherein: and a shifting sheet (19) is fixedly arranged on one side of the buckle (16) far away from the clamping groove (18).

6. The automatic negative pressure powder conveying device according to claim 3, wherein: and a limiting block (20) is fixedly arranged on one side of the lower end of the connecting rod (15).