CN220524480U

CN220524480U - Fluidized bed dryer

Info

Publication number: CN220524480U
Application number: CN202321986295.5U
Authority: CN
Inventors: 付义临; 王洪亮; 赵如帅; 陈蓓蕾; 张鑫
Original assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Current assignee: China Construction Industrial and Energy Engineering Group Co Ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-02-23
Anticipated expiration: 2033-07-27

Abstract

The utility model belongs to the technical field of fluidized bed dryers, and discloses a fluidized bed dryer which comprises a dryer body, wherein a support frame is arranged at the bottom end of the dryer body, the dryer body comprises an air box, a fluidized bed intermediate body and an air suction cover which are sequentially arranged from bottom to top, a plurality of air inlets are formed in the air box, a convex ring is fixed at the edge of each air inlet, a filter element is arranged in each convex ring, a rotary inserting structure is arranged between each filter element and each convex ring, the filter elements are detachably connected with the convex rings through the rotary inserting structures, and a ladder stand is detachably arranged on the outer wall of the dryer body. When the filter is installed, the embedded blocks on the filter screen mounting ring can be aligned with the first embedded grooves, then the filter screen mounting ring is pressed down, the embedded blocks are embedded into the bottoms of the first embedded grooves, and then the filter screen mounting ring is rotated, so that the embedded blocks are embedded into the second embedded grooves, the installation is convenient, and the subsequent disassembly, cleaning or replacement is facilitated.

Description

Fluidized bed dryer

Technical Field

The utility model belongs to the technical field of fluidized bed dryers, and particularly relates to a fluidized bed dryer.

Background

Fluidized bed dryers, also known as ebullated bed dryers, utilize fluidization techniques to dry wet materials.

The existing fluidized bed dryer mainly comprises a bellows, a fluidized bed intermediate and an air suction cover, a plurality of air inlets are formed in the bellows, the outside impurities are prevented from entering the fluidized bed dryer, a filter screen is installed at the air inlets to block the impurities, the filter screen at the air inlets is fixed on the outer wall of the air inlets of the bellows through bolts, after a period of time, the filter screen is required to be dismounted for cleaning or replacement, the filter screen fixed through bolts is troublesome to dismount and mount, in addition, the existing fluidized bed dryer is large in size and high, workers can observe or overhaul to the top of the fluidized bed dryer by means of a cat ladder, the cat ladder fixed connection of the existing fluidized bed dryer is inconvenient to dismount, the cat ladder is required to be taken out in a certain of uncombination, but the stability of the filter screen on the fluidized bed dryer is poor, and the workers are required to support.

Disclosure of Invention

The utility model aims to provide a fluidized bed dryer, which solves the problems that the filter screen at the existing air inlet is fixed by bolts in the prior art, so that the filter screen is troublesome to disassemble and assemble, and the ladder arranged in the existing fluidized bed dryer is fixedly connected, so that the disassembly is inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fluidized bed dryer, includes the dryer body, the support frame is installed to the bottom of dryer body, just the dryer body includes by down supreme bellows, fluidized bed midbody and the cover of breathing in of installing in proper order and constitutes, a plurality of air inlets have been seted up on the bellows, the border department of air inlet is fixed with the bulge loop, be equipped with the filter in the bulge loop, be equipped with between filter and the bulge loop and insert the structure soon, through inserting the detachable connection of structure soon between filter and the bulge loop, just the cat ladder is installed to the outer wall of dryer body detachably.

Preferably, the filter element comprises a screen mounting ring and a screen mounted within the screen mounting ring.

Preferably, the spin-on structure includes:

an insert fixed on the outer circumference of the screen mounting ring;

the first caulking groove is formed in the upper end face of the convex ring, and the second caulking groove is formed in the lower end of the side wall of the first caulking groove.

Preferably, a holding rod is arranged on the outer wall of the filter screen mounting ring.

Preferably, the top integrated into one piece of cat ladder has curved arc portion, the outer wall end fixing of curved arc portion has the stopper, the desicator body outer wall is fixed with the fixed block, the slot has been seted up to the outer wall of fixed block, the spacing groove has been seted up to the inside wall of slot, the stopper inserts to establish to cooperate in the spacing groove.

Preferably, the top end of the air suction cover is provided with an air outlet and a product inlet, and a heat exchanger is arranged in the middle body of the fluidized bed.

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

(1) When the filter element is installed on the air inlet, the embedded blocks on the filter screen mounting ring can be aligned with the first embedded grooves, then the filter screen mounting ring is pressed down, the embedded blocks are embedded into the bottoms of the first embedded grooves, and then the filter screen mounting ring is rotated, so that the embedded blocks are embedded into the second embedded grooves, the installation is convenient, and the subsequent disassembly, cleaning or replacement is facilitated.

(2) The utility model is convenient for the stable installation of the cat ladder by arranging the spliced cat ladder, and is convenient for the disassembly of the cat ladder when the cat ladder is not needed to be used, and shielding is avoided, wherein when the cat ladder is needed to be used, the end part of the curved arc part is only needed to be inserted into the slot, and meanwhile, the limiting block is inserted into the limiting groove for limiting, so that the stability of the cat ladder can be ensured.

Drawings

FIG. 1 is an external view of the present utility model;

FIG. 2 is a schematic view of a filter element according to the present utility model;

FIG. 3 is a cross-sectional view of a collar of the present utility model;

fig. 4 is an enlarged view of a portion a in fig. 1;

in the figure: 1. a wind box; 2. a fluidized bed intermediate; 3. an air suction cover; 4. an exhaust port; 5. a product inlet; 6. a heat exchanger; 7. a support frame; 8. a ladder stand; 9. an arc bending part; 10. a convex ring; 11. a filter screen; 12. a filter screen mounting ring; 13. a grip; 14. an insert; 15. a first caulking groove; 16. a second caulking groove; 17. a fixed block; 18. a slot; 19. a limiting block; 20. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Fig. 1 is an external view of the present utility model, as shown in the drawing, the fluidized bed dryer comprises a dryer body, wherein a supporting frame 7 is installed at the bottom end of the dryer body, the supporting frame 7 is used for supporting the dryer body, the dryer body comprises a wind box 1, a fluidized bed intermediate body 2 and an air suction cover 3 which are installed from bottom to top in sequence, the top end of the air suction cover 3 is provided with an air outlet 4 and a product inlet 5, the air suction cover 3 is also provided with an inspection door, the fluidized bed intermediate body 2 is internally provided with a plurality of heat exchangers 6, the wind box 1 is preferably divided into a plurality of areas, and each area is provided with an air inlet.

Referring to fig. 1, a convex ring 10 is fixed at the edge of the air inlet, a filter element is arranged in the convex ring 10, a rotary inserting structure is arranged between the filter element and the convex ring 10, the filter element is detachably connected with the convex ring 10 through the rotary inserting structure, and the filter element installed through the rotary inserting structure is convenient to detach and install rapidly.

In one embodiment of the present utility model, referring to fig. 1-2, the filter comprises a filter mounting ring 12 and a filter 11, wherein the filter 11 is mounted in the filter mounting ring 12, and the filter 11 can filter impurities in the air.

In one embodiment of the present utility model, referring to fig. 2 to 3, the spin-on structure includes:

an insert 14, the insert 14 being fixed to the outer circumference of the screen mounting ring 12;

the first caulking groove 15, the first caulking groove 15 is opened at the upper end face of the convex ring 10, and the second caulking groove 16 is opened at the lower end of the side wall of the first caulking groove 15.

Through the technical scheme:

when the filter is installed at the air inlet, the inserted block 14 on the filter screen mounting ring 12 can be aligned with the first inserted groove 15, then the filter screen mounting ring 12 is pressed down, the inserted block 14 is embedded into the bottom of the first inserted groove 15, and then the filter screen mounting ring 12 is rotated, so that the inserted block 14 is embedded into the second inserted groove 16, the screw bolt is not required to be screwed, the installation is convenient, and the subsequent disassembly, cleaning or replacement is facilitated.

The convex rings 10 are preferably symmetrically provided with two convex rings, and the first caulking grooves 15 and the second caulking grooves 16 are correspondingly provided with two convex rings.

Further, referring to fig. 2, a grip 13 is mounted on the outer wall of the screen mounting ring 12.

Specifically, the holding rod 13 is used for holding or rotating the filter screen mounting ring 12, so that the force is applied by the hand conveniently

In addition, referring to fig. 1, a ladder stand 8 is detachably installed on the outer wall of the dryer body, and a worker can conveniently climb to the top end of the dryer body to observe and overhaul by using the ladder stand 8.

Referring to fig. 1 and 4, an arc portion 9 is integrally formed at the top end of the ladder stand 8, a limiting block 19 is fixed at an end portion of an outer wall of the arc portion 9, a fixing block 17 is fixed on an outer wall of the dryer body, a slot 18 is formed in an outer wall of the fixing block 17, a limiting groove 20 is formed in an inner wall of the slot 18, and the limiting block 19 is inserted and matched with the limiting groove 20.

Through the technical scheme:

when the ladder stand 8 is required to be used, the end part of the bent arc part 9 is only required to be inserted into the slot 18 formed in the fixed block 17, and meanwhile, the limiting block 19 is inserted into the limiting groove 20 to limit, so that the stability of the ladder stand 8 can be ensured.

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

Claims

1. A fluid bed dryer, characterized by: including the desicator body, support frame (7) are installed to the bottom of desicator body, just the desicator body includes bellows (1), fluidized bed midbody (2) and the cover of breathing in (3) of installing in proper order by supreme down, a plurality of air inlets have been seted up on bellows (1), the border department of air inlet is fixed with bulge loop (10), be equipped with filter in bulge loop (10), be equipped with between filter and bulge loop (10) and insert the structure soon, through inserting structure detachable connection soon between filter and the bulge loop (10), just cat ladder (8) are installed to the outer wall detachably of desicator body.

2. A fluid bed dryer as claimed in claim 1, wherein: the filter element comprises a filter screen mounting ring (12) and a filter screen (11), wherein the filter screen (11) is mounted in the filter screen mounting ring (12).

3. A fluid bed dryer as claimed in claim 2, wherein: the rotary insertion structure comprises:

an insert (14), the insert (14) being secured to the outer circumference of the screen mounting ring (12);

the first caulking groove (15), the first caulking groove (15) is arranged on the upper end face of the convex ring (10), and the second caulking groove (16) is arranged at the lower end of the side wall of the first caulking groove (15).

4. A fluid bed dryer as claimed in claim 2, wherein: the outer wall of the filter screen mounting ring (12) is provided with a holding rod (13).

5. A fluid bed dryer as claimed in claim 1, wherein: the utility model discloses a cat ladder, including cat ladder, fixed block, stopper, limiting block (19) are fixed with on the top integrated into one piece of cat ladder (8), outer wall end fixing of cat ladder (9) has arc portion (9), the dryer body outer wall is fixed with fixed block (17), slot (18) have been seted up to the outer wall of fixed block (17), spacing groove (20) have been seted up to the inside wall of slot (18), stopper (19) are inserted and are established in spacing groove (20).

6. A fluid bed dryer as claimed in claim 1, wherein: the top of the air suction cover (3) is provided with an air outlet (4) and a product inlet (5), and a heat exchanger (6) is arranged in the fluidized bed intermediate (2).