CN214398159U - Inner container type fluidizing device for powder tank discharging - Google Patents

Abstract

The utility model discloses a liner type fluidization device for powder tank unloading, which comprises a conical hopper, wherein the upper end and the lower end of the conical hopper are provided with openings; the inner container is arranged in a hollow manner and is inserted into the conical hopper to be fixed, a sealing air cavity is formed between the outer wall of the inner container and the inner wall of the conical hopper, and a gap is formed between the outer edge of the bottom end of the inner container and the inner wall of the conical hopper; the air inlet joint is arranged on the outer wall of the conical hopper and communicated with the sealed air cavity. The utility model adopts the matching of the conical hopper and the inner container to form a sealed air cavity, and a gap for communicating the sealed air cavity and the outside is arranged between the bottom end of the inner container and the inner wall of the conical hopper, when in use, the sealed air cavity is inflated through the air inlet connector, the sealed air cavity blows up towards the conical hopper through the gap, and the contact between the material and the inner wall of the conical hopper is cut off, thereby breaking the arch, suspending the material and fluidizing the material; the metal tapered bucket and the inner container can be adopted, the adoption of non-metal materials such as canvas or rubber plastic parts in the prior art is avoided, the structure is simple, the cleaning is convenient, the high temperature resistance is realized, and the service life is long.

Description

Inner container type fluidizing device for powder tank discharging

Technical Field

The utility model relates to a powder tank car, case technical field, concretely relates to powder tank is unloaded and is used inner bag formula fluidizer.

Background

The discharging principle of the powder tank truck or the powder tank box is that compressed air with certain pressure is input into a sealed tank body, and powder particle materials in the tank tend to be fluidized under the action of the compressed air through a special structure at the bottom of the tank. When the pressure in the tank reaches a rated value, the discharge valve is opened, and the fluidized material is conveyed into the storage bin through the discharge pipe under the action of air pressure potential energy until the powder mixed gas in the tank is exhausted. A fluidising apparatus is an apparatus for introducing gas to the bottom of a powder material to give the material liquid-like properties.

The prior art has vertical and lift type powder tank car or powder tank case commonly used fluidization device to have following two kinds: the first one is a canvas fluidizing device, the canvas is made into a funnel shape with a big upper opening and a small lower opening, the canvas is fixed on a cone-shaped body or a semi-elliptical sealing head, the canvas and the cone-shaped body or the sealing head form an air chamber, compressed air is blown upwards from the peripheral air chambers during discharging and is added into the material through the funnel-shaped canvas, and the material is suspended and fluidized; the other is a blowing-aid fluidization device, 3 to 4 blowing-aids are arranged outside a conical hopper, the elasticity of rubber of the blowing-aids is overcome and the blowing-aids are opened under the action of compressed air during discharging, the compressed air enters along the periphery of a stainless steel circular pressing plate and cuts off the contact of materials and the conical wall, thereby breaking an arch and fluidizing the materials.

The fluidizing device in the prior art is made of nonmetal materials such as canvas or rubber plastic parts, which are easy to mildew and block when in contact with water and cannot be cleaned, and the materials have poor temperature resistance, wherein the canvas generally has a temperature resistance of less than 150 ℃, and the blowing-aid device has a temperature resistance of less than 177 ℃, so that the service life of the fluidizing device is short, and the service life of equipment is influenced.

Therefore, it is necessary to develop a new fluidizing device for discharging powder cans.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a powder jar is unloaded and is used inner bag formula fluidizer to solve fluidizer among the prior art and adopt nonmetal materials such as canvas or rubber working of plastics, these materials go mildy, block up with the water contact easily, moreover unable washing, and the temperature resistance of above-mentioned material is poor, and wherein the canvas temperature resistance generally is less than 150 ℃, helps and blows the ware temperature resistance and is less than 177 ℃, leads to fluidizer's life shorter, influences the technical problem of the life of equipment.

In order to realize the purpose, the technical scheme of the utility model is that:

a liner-type fluidizing device for discharging powder cans, comprising:

the upper end and the lower end of the conical hopper are provided with openings;

the inner container is arranged in a hollow mode and is inserted into the conical hopper to be fixed, a sealed air cavity is formed between the outer wall of the inner container and the inner wall of the conical hopper, and a gap for communicating the sealed air cavity with the outside is formed between the outer edge of the bottom end of the inner container and the inner wall of the conical hopper;

and the air inlet joint is arranged on the outer wall of the conical hopper and communicated with the sealed air cavity.

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

the utility model adopts the matching of the conical hopper and the inner container to form a sealed air cavity, and a gap for communicating the sealed air cavity and the outside is arranged between the bottom end of the inner container and the inner wall of the conical hopper, when in use, the sealed air cavity is inflated through the air inlet connector, the sealed air cavity blows up towards the conical hopper through the gap, and the contact between the material and the inner wall of the conical hopper is cut off, thereby breaking the arch, suspending the material and fluidizing the material; the metal tapered bucket and the inner container can be adopted, the adoption of non-metal materials such as canvas or rubber plastic parts in the prior art is avoided, the structure is simple, the cleaning is convenient, the high temperature resistance is realized, and the service life is long.

On the basis of the technical scheme, the utility model discloses can also do as follows the improvement:

furthermore, the caliber of the conical hopper is sequentially reduced from top to bottom, the inner container is of a hollow round platform structure with a cone angle smaller than that of the conical hopper, the inner container is inserted into the conical hopper from an opening at the upper end of the conical hopper and is fixed in the conical hopper, and a sealing assembly used for sealing the sealing air cavity is arranged above the conical hopper.

By adopting the scheme, the outer wall of the inner container, the inner wall of the conical hopper and the sealing component are matched to form the sealing air cavity.

Furthermore, the inner wall of the conical hopper is provided with a circle of cushion blocks matched with the bottom end of the inner container, and the bottom end of the inner container is erected on the cushion blocks and fixed.

Through adopting above-mentioned scheme, support the inner bag through the cushion, guarantee simultaneously that the clearance is even to guarantee that the fluidization is even.

Furthermore, the sealing assembly comprises a sealing ring, the sealing ring is of a hollow round table structure with an upward taper angle, the bottom end of the sealing ring is fixedly welded with the top end of the tapered bucket, and the top end of the sealing ring is tightly attached to the outer wall of the inner container and is welded and sealed.

Through adopting above-mentioned scheme, the sealing ring welding realizes sealedly between inner bag outer wall and toper fill top.

Further, seal assembly is including setting up the feeding funnel of toper fill top, the feeding funnel pass through locking mechanism with the toper is fought fixedly, the lower pot head of feeding funnel is established and is fixed with upper fixed ring, the toper fill top cover be established be fixed with the lower fixed ring that upper fixed ring matches, lower fixed ring top surface with the sealing rubber circle between the upper fixed ring bottom surface, the inner bag top with the tight seal is pasted to the upper fixed ring inner wall.

By adopting the scheme, the sealing rubber ring is arranged between the upper fixing ring and the lower fixing ring, and the top end of the liner is tightly attached and sealed with the inner wall of the upper fixing ring, so that a sealing air cavity is formed; the feeding hopper is fixed with the conical hopper through the locking mechanism and is detachably arranged, so that the inner container can be replaced and maintained, and the cost is reduced.

Furthermore, locking mechanism includes mount pad and mount pad down, go up the mount pad and establish respectively with mount pad down and fix go up the hopper with outside the toper fill, go up and install the bolt of vertical setting on the mount pad, set up on the mount pad down with the through-hole that the bolt matches, the bolt passes through the through-hole is fixed through the handle nut.

Through adopting above-mentioned scheme, through handle nut lock bolt and feeding funnel, lift off handle nut back, can directly lift off feeding funnel.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.

Shown in the figure:

1. a conical hopper;

2. an inner container;

3. sealing the air cavity;

4. a gap;

5. an air inlet joint;

6. cushion blocks;

7. a seal ring;

8. feeding a hopper;

9. an upper fixing ring;

10. a lower fixing ring;

11. sealing the rubber ring;

12. an upper mounting seat;

13. a lower mounting seat;

14. a bolt;

15. a through hole;

16. a handle nut.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The first embodiment is as follows:

as shown in figure 1, the liner 2 type fluidizing device for discharging the powder tank comprises a conical hopper 1, a liner 2 and an air inlet joint 5.

The upper and lower both ends opening setting of toper fill 1, the bore of toper fill 1 reduces from top to bottom in proper order.

The inner container 2 is a hollow round platform structure with a cone angle smaller than that of the conical hopper 1, and the inner container 2 is inserted into the conical hopper 1 from the upper end opening of the conical hopper 1 and fixed.

A sealing air cavity 3 is formed between the outer wall of the inner container 2 and the inner wall of the conical hopper 1, a sealing component used for sealing the sealing air cavity 3 is arranged above the conical hopper 1, and a gap 4 used for communicating the sealing air cavity 3 with the outside is formed between the outer edge of the bottom end of the inner container 2 and the inner wall of the conical hopper 1.

The inner wall of the conical hopper 1 is provided with a circle of cushion blocks 6 matched with the bottom end of the inner container 2, and the bottom end of the inner container 2 is erected on the cushion blocks 6 to be fixed. The liner 2 is supported by the cushion block 6, and meanwhile, the gap 4 is ensured to be uniform, so that the fluidization is ensured to be uniform.

The air inlet joint 5 is arranged on the outer wall of the conical hopper 1, and the air inlet joint 5 is communicated with the sealed air cavity 3.

The sealing assembly comprises a sealing ring 7, the sealing ring 7 is of a hollow circular truncated cone structure with an upward taper angle, the bottom end of the sealing ring 7 is welded and fixed with the top end of the conical hopper 1, and the top end of the sealing ring 7 is tightly attached to the outer wall of the inner container 2 and welded and sealed.

The sealing ring 7 is welded between the outer wall of the inner container 2 and the top end of the conical hopper 1 to realize sealing.

In the embodiment, a conical hopper 1 and an inner container 2 are matched to form a sealed air cavity 3, a gap 4 for communicating the sealed air cavity 3 with the outside is arranged between the bottom end of the inner container 2 and the inner wall of the conical hopper 1, the sealed air cavity 3 is inflated through an air inlet joint 5 when the device is used, the sealed air cavity 3 blows up towards the conical hopper 1 through the gap 4, the contact of materials and the inner wall of the conical hopper 1 is cut off, arch breaking is carried out, the materials are suspended, and the materials are fluidized; can adopt metal system toper fill 1 and inner bag 2, avoid adopting non-metallic material such as canvas or rubber working of plastics among the prior art, simple structure, be convenient for clean, high temperature resistant, longe-lived.

Example two:

as shown in fig. 2, the structure of the present embodiment is substantially the same as that of the first embodiment, except for the sealing manner of the sealed air chamber 3 of the present application.

This embodiment sealing assembly is including setting up the feeding funnel 8 in 1 top is fought to the toper, and feeding funnel 8 is fought 1 fixedly through locking mechanism and toper, and 8 pot heads on the feeding funnel are established and are fixed with upper fixed ring 9, and 1 top cover is fought to the toper is established and is fixed with the lower fixed ring 10 that matches with upper fixed ring 9, and sealing rubber circle 11 between lower fixed ring 10 top surface and the 9 bottom surfaces of upper fixed ring, and 2 tops of inner bag are pasted tightly sealedly with the 9 inner walls of upper fixed ring.

A sealing rubber ring 11 is arranged between the upper fixing ring 9 and the lower fixing ring 10, and the top end of the inner container 2 is tightly attached and sealed with the inner wall of the upper fixing ring 9, so that a sealing air cavity 3 is formed; the feeding hopper 8 is fixed with the conical hopper 1 through a locking mechanism and is detachably arranged, so that the inner container 2 can be replaced and maintained, and the cost is reduced.

Locking mechanism includes mount pad 12 and mount pad 13 down, goes up mount pad 12 and mount pad 13 down and establishes respectively outside last hopper 8 and the toper fill 1, goes up and installs the bolt 14 of vertical setting on the mount pad 12, offers the through-hole 15 that matches with bolt 14 on the mount pad 13 down, and bolt 14 passes through-hole 15 after fixed through handle nut 16.

The bolt 14 and the loading hopper 8 are locked by the handle nut 16, and the loading hopper 8 can be lifted and removed directly after the handle nut 16 is removed.

The detachable design of inner bag 2 can be realized to the seal assembly's of this embodiment structure to can realize the change maintenance of inner bag 2, also make things convenient for the installation of inner bag 2 to dismantle, reduce use cost.

In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (6)

1. The utility model provides a powder jar is unloaded and is used inner bag formula fluidizer which characterized in that includes:

the upper end and the lower end of the conical hopper are provided with openings;

the inner container is arranged in a hollow mode and is inserted into the conical hopper to be fixed, a sealed air cavity is formed between the outer wall of the inner container and the inner wall of the conical hopper, and a gap for communicating the sealed air cavity with the outside is formed between the outer edge of the bottom end of the inner container and the inner wall of the conical hopper;

and the air inlet joint is arranged on the outer wall of the conical hopper and communicated with the sealed air cavity.

2. The liner-type fluidizing device for powder tank discharging according to claim 1, wherein the diameter of the conical hopper is gradually reduced from top to bottom, the liner has a hollow circular truncated cone structure with a cone angle smaller than that of the conical hopper, the liner is inserted into the conical hopper from the upper end opening of the conical hopper and fixed, and a sealing component for sealing the sealing air cavity is arranged above the conical hopper.

3. The liner-type fluidizing device for discharging powder cans according to claim 2, wherein a circle of cushion blocks matched with the bottom end of the liner are arranged on the inner wall of the conical hopper, and the bottom end of the liner is lapped on the cushion blocks and fixed.

4. The liner-type fluidizing device for powder tank discharging according to claim 2, wherein said sealing assembly comprises a sealing ring, said sealing ring is a hollow circular truncated cone structure with an upward taper angle, the bottom end of said sealing ring is welded and fixed to the top end of said tapered bucket, and the top end of said sealing ring is welded and sealed to the outer wall of said liner.

5. The liner-type fluidizing device for powder tank discharging according to claim 2, wherein said sealing assembly comprises a feeding hopper disposed above said conical hopper, said feeding hopper is fixed to said conical hopper through a locking mechanism, an upper fixing ring is fixedly disposed at the lower end of said feeding hopper, a lower fixing ring matched with said upper fixing ring is fixedly disposed at the top end of said conical hopper, a rubber ring is sealed between the top surface of said lower fixing ring and the bottom surface of said upper fixing ring, and the top end of said liner is tightly sealed with the inner wall of said upper fixing ring.

6. The liner-type fluidizing device for powder tank discharging according to claim 5, wherein said locking mechanism comprises an upper mounting seat and a lower mounting seat, said upper mounting seat and said lower mounting seat are respectively sleeved and fixed outside said upper hopper and said conical hopper, said upper mounting seat is provided with a vertically arranged bolt, said lower mounting seat is provided with a through hole matching with said bolt, and said bolt is fixed by a handle nut after passing through said through hole.

Images