CN210512334U

CN210512334U - Fluidized bed

Info

Publication number: CN210512334U
Application number: CN201921550460.6U
Authority: CN
Inventors: 朱先强; 陈福怀; 刘长春; 任定群; 文绍刚
Original assignee: Tianqi Lithium Industry Shehong Co ltd
Current assignee: Tianqi Lithium Industry Shehong Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-05-12
Anticipated expiration: 2029-09-18

Abstract

The utility model provides a direct fluidized bed that screens material and improve ejection of compact speed from the discharge gate, this fluidized bed discharge gate department are provided with the sieve, and the size of sieve, shape are corresponding with the opening of discharge gate, the sieve top is equipped with first drainage plate, first drainage plate one side edge and fluidized bed body inner wall fixed connection, and become contained angle tilt up with the horizontal direction, fixedly connected with second drainage plate between first drainage plate opposite side edge and the fluidized bed body inner wall, the second drainage plate has a down dip in fluidized bed body inner wall junction mutually. Its simple structure, convenient implementation has just carried out the screening to the material in the fluidized bed, reduces other screening installation's application, also makes the material need not expose in the air in the screening process, and the drainage plate has also improved screening discharge rate.

Description

Fluidized bed

Technical Field

The utility model relates to a chemical machinery technical field, concretely relates to fluidized bed.

Background

The fluidized bed is characterized in that a large number of solid particles are suspended in moving fluid, so that the particles have certain apparent characteristics of the fluid, the particle-shaped materials are driven by gas flow to form a flowing state to enable the materials to be better dried, the fluidized bed is widely applied to chemical production, the existing fluidized bed dries lithium chloride, then blows out the dried lithium chloride from a discharge port, conveys the lithium chloride to a vibrating screen, screens out required lithium chloride particles through the vibrating screen and then packages the lithium chloride particles, when the vibrating screen operates, the lithium chloride is exposed in the air, and the lithium chloride is easy to stick to a vibrating screen plate due to deliquescence and affects the working efficiency of the vibrating screen and the quality of the lithium chloride.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a fluidized bed that directly screens material and improve ejection of compact speed from the discharge gate is provided.

The utility model provides a technical scheme that its technical problem adopted is: the fluidized bed comprises a fluidized bed body, an air outlet, a feed inlet, an air inlet, a screen plate and a discharge outlet, an air outlet is arranged at the upper part of the fluidized bed body, an air inlet is arranged at the lower part of the fluidized bed body, a screen plate is arranged in the fluidized bed body right above the air inlet, the wall surface of the fluidized bed body is provided with a feed inlet which is positioned above the screen plate, the wall surface of the fluidized bed body is provided with a discharge outlet, the discharge port is positioned above the screen plate, the sieve plate is arranged at the discharge port, the size and the shape of the sieve plate correspond to the opening of the discharge port, a first drainage plate is arranged above the sieve plate, one side edge of the first drainage plate is fixedly connected with the inner wall of the fluidized bed body, and the second drainage plate is inclined upwards at an included angle with the horizontal direction, a second drainage plate is fixedly connected between the other side edge of the first drainage plate and the inner wall of the fluidized bed body, and the second drainage plate is inclined downwards at the joint of the inner wall of the fluidized bed body.

Further, sieve upside edge and fluidized bed body inner wall interconnect, sieve downside edge and fluidized bed body inner wall interconnect.

Further, the discharge gate is pressed close to with fluidized bed body fixed connection's downside edge to first drainage plate.

Further, the sieve plate is detachably arranged at the discharge port.

Furthermore, fluidized bed body inner wall is opened has first lateral air intake and second lateral air intake, first lateral air intake and second lateral air intake are located otter board top both sides respectively, and all are close to the otter board.

Furthermore, the connection parts of the first lateral air inlet and the second lateral air inlet with the inner wall of the fluidized bed body are provided with screens.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a direct fluidized bed that screens material and can also improve ejection of compact speed from the discharge gate, its simple structure, convenient implementation has just carried out the screening to the material in the fluidized bed, reduces the application of other screening installation, also makes the material need not expose in the air in the screening process, and the drainage plate has also improved screening ejection of compact speed.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of the present invention;

reference numerals: 1. a fluidized bed body; 2. an air outlet; 3. a feed inlet; 4. an air inlet; 5. a screen plate; 6. a sieve plate; 7. a discharge port; 8. a first drainage plate; 9. a second drainage plate; 10. a first lateral air inlet; 11. and the second lateral air inlet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

As shown in the attached drawing, the utility model discloses a fluidized bed, including fluidized bed body 1, air outlet 2, feed inlet 3, air intake 4, otter board 5 and

discharge gate

7, 1 upper portion of this fluidized bed body is equipped with

air outlet

2, and 1 lower part of this fluidized bed body is equipped with air intake 4, is provided with otter board 5 directly over air intake 4 in this fluidized

bed body

1, and 1 wall of this fluidized bed body opens there is feed inlet 3, and this feed inlet 3 is located otter board 5's top, and 1 wall of this fluidized bed body opens there is discharge gate 7, and this discharge gate 7 is located otter board 5's top, discharge gate 7 department is provided with sieve 6, and sieve 6's size, shape and discharge gate 7's opening are corresponding, sieve 6 top is equipped with

first drainage plate

8, 8 side edges of first drainage plate and 1 inner wall fixed connection of fluidized bed body, and become contained angle tilt up with the horizontal direction, fixedly connected with second drainage plate 8 And the second drainage plate 9 is inclined downwards at the connection part of the inner wall of the fluidized bed body 1.

The discharging port 7 is provided with a sieve plate 6, in order to directly screen materials from the discharging port 7, a first flow guide plate 8 is arranged above the sieve plate 6, one side edge of the first flow guide plate 8 is fixedly connected with the inner wall of the fluidized bed body 1, and forms an included angle with the horizontal direction to incline upwards, when the materials are blown to the position near the discharging port 7, the materials flow to the discharging port 7 along the downward inclined flow guide plate under the action of the first flow guide plate 8, a second flow guide plate 9 is fixedly connected between the other side edge of the first flow guide plate 8 and the inner wall of the fluidized bed body 1, the second flow guide plate 9 inclines downwards at the connecting part of the inner wall of the fluidized bed body 1, the materials are prevented from accumulating between the first flow guide plate 8 and the inner wall of the fluidized bed body 1, the materials flow to the upper side of the mesh plate 5 through the second flow guide plate 9 by gravity, the materials enter the feeding port 7 to the upper side of the, the material blows up and moves to sieve 6 in and passes through the screening ejection of compact, has some to move near first drainage plate 8, enters into sieve 6 through first drainage plate 8 guide, and the material that does not enter continues to flow in the air until being strikeed into the material that accords with the screening, and on another part falls on second drainage plate 9, moves downwards through the effect of gravity, and remaining part falls on otter board 5 through the effect of gravity or continues to flow in the air. The material falling on the screen 5 is blown up by the gas entering from the air inlet 4 again to form the circulation of the material in the fluidized bed body 1, and the operation process of the fluidized bed is realized through the process.

In order to prevent materials from being accumulated between the sieve plate 6 and the inner wall of the fluidized bed body 1, the upper side edge of the sieve plate 6 is connected with the inner wall of the fluidized bed body 1, and the lower side edge of the sieve plate 6 is connected with the inner wall of the fluidized bed body 1.

In order to optimize the discharge rate of the fluidized bed material, preferably, the first flow guide plate 8 is close to the discharge hole 3 with the lower side edge of the fluidized bed body 1, so that the material directly flows into the sieve plate 6 from the first flow guide plate 8.

In order to satisfy the convenient maintenance of sieve 6 in the fluidized bed and select the material of required particle size, sieve 6 demountable installation is in discharge gate 7 department, selects the sieve 6 that required granule can pass through, can directly dismantle out the maintenance when sieve 6 goes wrong moreover.

In order to ensure that the materials are uniformly distributed, the reinforced materials flow in the fluidized bed, a first lateral air inlet 10 and a second lateral air inlet 11 are formed in the inner wall of the fluidized bed body 1, and the first lateral air inlet 10 and the second lateral air inlet 11 are respectively positioned at two sides above the screen plate 5 and are close to the screen plate 5.

In order to prevent large-particle materials from entering the lateral air inlet, screens are arranged at the joints of the first lateral air inlet 10 and the second lateral air inlet 11 with the inner wall of the fluidized bed body 1.

The utility model discloses it is above to do the utility model discloses embodiment can see out from the implementation, the utility model provides a directly from the fluidized bed of discharge gate screening material and improvement ejection of compact speed, its simple structure, convenient implementation just can directly select required material in the fluidized bed, has reduced unnecessary reciprocating sieve equipment, has also accelerated the ejection of compact speed from the discharge gate, practices thrift the cost.

Claims

1. Fluidized bed, including fluidized bed body (1), air outlet (2), feed inlet (3), air intake (4), otter board (5) and discharge gate (7), this fluidized bed body (1) upper portion is equipped with air outlet (2), this fluidized bed body (1) lower part is equipped with air intake (4), be provided with otter board (5) directly over air intake (4) in this fluidized bed body (1), open this fluidized bed body (1) wall has feed inlet (3), this feed inlet (3) are located the top of otter board (5), open this fluidized bed body (1) wall has discharge gate (7), this discharge gate (7) are located the top of otter board (5), its characterized in that: discharge gate (7) department is provided with sieve (6), and the size, the shape of sieve (6) are corresponding with the opening of discharge gate (7), sieve (6) top is equipped with first drainage plate (8), first drainage plate (8) one side edge and fluidized bed body (1) inner wall fixed connection, and become contained angle tilt up with the horizontal direction, fixedly connected with second drainage plate (9) between first drainage plate (8) another side edge and fluidized bed body (1) inner wall, second drainage plate (9) have the slope down in fluidized bed body (1) inner wall junction mutually.

2. The fluidized bed according to claim 1, characterized in that: the upper side edge of the sieve plate (6) is connected with the inner wall of the fluidized bed body (1), and the lower side edge of the sieve plate (6) is connected with the inner wall of the fluidized bed body (1).

3. The fluidized bed according to claim 1, characterized in that: the first drainage plate (8) is close to the discharge hole (7) with the lower side edge of the fluidized bed body (1) in fixed connection.

4. A fluid bed according to claim 2 or 3, wherein: the sieve plate (6) is detachably arranged at the discharge hole (7).

5. The fluidized bed according to claim 1, characterized in that: fluidized bed body (1) inner wall is opened there are first lateral air intake (10) and second lateral air intake (11), first lateral air intake (10) and second lateral air intake (11) are located otter board (5) top both sides respectively, and all are close to otter board (5).

6. The fluidized bed of claim 5, wherein: and the connection parts of the first lateral air inlet (10), the second lateral air inlet (11) and the inner wall of the fluidized bed body (1) are respectively provided with a screen.