CN214827281U

CN214827281U - Blanking air escape device

Info

Publication number: CN214827281U
Application number: CN202120398790.9U
Authority: CN
Inventors: 龙宇波
Original assignee: Honggong Technology Co Ltd
Current assignee: Honggong Technology Co Ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-11-23
Anticipated expiration: 2031-02-22

Abstract

The utility model discloses a blanking gas escape device, which comprises an upper flange, an inner pipe body, an outer pipe body, a lower flange, a lower discharging pipe communicated with a rotary valve, and a lateral gas outlet pipe communicated with a main bin body, wherein the upper flange is provided with a plurality of upper mounting holes for fixed mounting, and the lower flange is provided with a plurality of lower mounting holes for fixed mounting; the upper end and the lower end of the inner pipe body are fixedly connected with the upper flange and the outer pipe body respectively, the joint of the outer pipe body and the inner pipe body is sealed by a steel plate, the lower flange is fixed on the outer side of the outer pipe body, the lower discharging pipe is communicated with the lower part of the outer pipe body, and the lateral part air outlet pipe is obliquely arranged on the lateral part of the outer pipe body and communicated with the outer pipe body. In the powder discharging process, gas returns to the upper part of the main bin body through the side gas outlet pipe, so that the upper pressure and the lower pressure are balanced, the discharging smoothness is ensured, and the problem of unsmooth discharging is solved.

Description

Blanking air escape device

Technical Field

The utility model relates to a powder air conveying field especially relates to an unloading is escaped gas device.

Background

At present, pneumatic conveying, also called airflow conveying, is a specific application of fluidization technology, which utilizes the energy of airflow to convey granular materials in an airtight pipeline along the airflow direction. 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, the existing pneumatic powder conveying has the following defects:

when powder on the market is conveyed pneumatically, and when powder in a temporary storage bin is discharged, the situation of unsmooth discharging is often caused, and particularly for materials with poor flowability, the common solution is to add a fluidizing device and a vibration arch breaking device at a discharging cone hopper, such as a vibrating motor, an air hammer, a pneumatic vibrator and the like, but the problem of unsmooth discharging still occurs, and the material conveying capacity is insufficient.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a discharging gas escape device, which can solve the problem of unsmooth discharging.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

the utility model provides a gas device is escaped in unloading, includes inner tube body, outer tube body, be used for with the lower part discharging pipe of rotary valve intercommunication, be used for with the main storehouse body intercommunication or with the outside lateral part outlet duct of intercommunication, the lower extreme of inner tube body with outer tube body fixed connection, the outer tube body with the linking department of inner tube body adopts the steel sheet to seal, the lower part discharging pipe with the lower part of outer tube body communicates, the lateral part outlet duct slope set up in the lateral part of outer tube body and with outer tube body intercommunication.

Further, the blanking gas escape device further comprises an upper flange and a lower flange, the upper flange is provided with a plurality of upper mounting holes for fixed mounting, the lower flange is fixed on the outer side of the outer pipe body, a filter screen is mounted in the side gas outlet pipe, and the upper end of the inner pipe body is fixedly connected with the upper flange.

Further, the diameter of the upper flange is smaller than the diameter of the lower flange.

Furthermore, the lower part of lower part discharging pipe is the shrink form, the lower part discharging pipe is provided with the discharge gate.

Furthermore, the side air outlet pipe is bent.

Further, the diameter of the inner tube body is smaller than that of the outer tube body, and the axis of the inner tube body coincides with that of the outer tube body.

Furthermore, the lower flange is provided with a plurality of lower mounting holes for fixed mounting, and the surface of the upper flange is parallel to the surface of the lower flange.

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

the lower flange is provided with a plurality of lower mounting holes for fixed mounting; the upper end and the lower end of the inner pipe body are fixedly connected with the upper flange and the outer pipe body respectively, the joint of the outer pipe body and the inner pipe body is sealed by steel plates, the lower flange is fixed on the outer side of the outer pipe body, the lower discharging pipe is communicated with the lower portion of the outer pipe body, and the lateral air outlet pipe is obliquely arranged on the lateral portion of the outer pipe body and communicated with the outer pipe body. In the powder discharging process, gas returns to the upper part of the main bin body through the side gas outlet pipe, so that the upper pressure and the lower pressure are balanced, the discharging smoothness is ensured, and the problem of unsmooth discharging is solved.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic diagram of a preferred embodiment of the discharging air escape device of the present invention;

FIG. 2 is a structural diagram of the discharging gas escape device shown in FIG. 1;

FIG. 3 is another structural diagram of the discharging gas escape device shown in FIG. 1;

fig. 4 is a structural view of the blanking air escape device shown in fig. 1 in an installation state.

In the figure: 100. a blanking gas escape device; 10. an upper flange; 11. an upper mounting hole; 20. an inner tube body; 30. an outer tubular body; 40. a lower flange; 41. a lower mounting hole; 50. a lower discharge pipe; 60. a lateral air outlet pipe; 200. rotating the valve; 300. a main bin body.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a blanking gas escape device 100 includes an upper flange 10, an inner pipe body 20, an outer pipe body 30, a lower flange 40, a lower discharge pipe 50 for communicating with a rotary valve 200, and a side gas outlet pipe 60 for communicating with a main bin 300, wherein the upper flange 10 is provided with a plurality of upper mounting holes 11 for fixed mounting, and the lower flange 40 is provided with a plurality of lower mounting holes 41 for fixed mounting; the upper end and the lower end of the inner pipe body 20 are respectively fixedly connected with the upper flange 10 and the outer pipe body 30, the joint of the outer pipe body 30 and the inner pipe body 20 is sealed by steel plates, the lower flange 40 is fixed on the outer side of the outer pipe body 30, the lower discharge pipe 50 is communicated with the lower part of the outer pipe body 30, and the lateral gas outlet pipe 60 is obliquely arranged on the lateral part of the outer pipe body 30 and communicated with the outer pipe body 30. In the powder blanking process, gas returns to the upper part of the main bin body 300 through the side gas outlet pipe 60, so that the vertical pressure is balanced, the smoothness of blanking is ensured, and the problem of unsmooth blanking is solved.

Specifically, the principle is as follows: this device is adorned between feed bin feed opening and rotary valve 200 usually, and the feed bin is when unloading to rotary valve 200, and the material passes through the feed bin feed opening and goes down to rotary valve 200 in-process, and this part gas does not have the department and can walk during the material extrusion, so can cause storehouse body upper portion and lower part to have pressure differential, leads to the material unloading not smooth, and this problem has been solved smoothly to this device.

Preferably, the surface of the upper flange 10 is parallel to the surface of the lower flange 40. The diameter of the upper flange 10 is smaller than the diameter of the lower flange 40. The lower part of the lower part discharge pipe 50 is in a shrinking shape, and the lower part discharge pipe 50 is provided with a discharge hole. The lateral part outlet pipe 60 is bent, the lateral part outlet pipe 60 is bent according to requirements, and a filter screen can be arranged at the lateral part outlet pipe 60.

Preferably, the diameter of the inner tube body 20 is smaller than the diameter of the outer tube body 30, and the axis of the inner tube body 20 coincides with the axis of the outer tube body 30. The whole device is compact in structure, ingenious in design, high in applicability and convenient to popularize.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A blanking gas escape device which is characterized by comprising an inner pipe body, an outer pipe body, a lower discharge pipe used for being communicated with a rotary valve, and a side gas outlet pipe used for being communicated with a main bin body or being communicated with the outside,

the lower extreme of inner tube body with outer tube body fixed connection, the outer tube body with the junction of inner tube body adopts the steel sheet to seal, the lower part discharging pipe with the lower part intercommunication of outer tube body, the lateral part outlet duct slope set up in the lateral part of outer tube body and with the outer tube body intercommunication.

2. The blanking gas escape device of claim 1, wherein: the blanking gas escape device further comprises an upper flange and a lower flange, the upper flange is provided with a plurality of upper mounting holes for fixed mounting, the lower flange is fixed on the outer side of the outer pipe body, a filter screen is mounted in the lateral gas outlet pipe, and the upper end of the inner pipe body is fixedly connected with the upper flange.

3. The blanking gas escape device of claim 2, wherein: the diameter of the upper flange is smaller than the diameter of the lower flange.

4. The blanking gas escape device of claim 1, wherein: the lower part of lower part discharging pipe is the shrink form, the lower part discharging pipe is provided with the discharge gate.

5. The blanking gas escape device of claim 1, wherein: the lateral air outlet pipe is bent.

6. The blanking gas escape device of claim 1, wherein: the diameter of the inner pipe body is smaller than that of the outer pipe body, and the axis of the inner pipe body coincides with that of the outer pipe body.

7. The blanking gas escape device of claim 2, wherein: the lower flange is provided with a plurality of lower mounting holes for fixed mounting, and the surface of the upper flange is parallel to the surface of the lower flange.