CN217383540U - Dustproof fluidized bed dryer - Google Patents

Abstract

The application discloses dustproof fluidized bed dryer, including the fluidized bed, the feed inlet department of fluidized bed installs the inlet pipe, just closed feed mechanism is installed to one side of inlet pipe, just inlet pipe department installs unloading control mechanism, a hopper is installed to the discharge gate of fluidized bed, the unloading pipe is installed to the bottom that goes out the hopper, install ejection of compact control mechanism on the unloading pipe, go out the hopper with all install second level sensor in the unloading pipe. The utility model discloses improve at the business turn over material mouth of fluidized bed, pile up the material in the department of business turn over material mouth, reduce the dust leakage volume of business turn over material mouth to improve the environment around the fluidized bed, because the fluidized bed is in shock condition, carry out the shutoff to business turn over material mouth and can not influence normal unloading, and under level sensor's detection control, can not take place excessive accumulational condition, and business turn over material volume can be adjusted.

Description

Dustproof fluidized bed dryer

Technical Field

The utility model relates to a dry technical field of material especially relates to a dustproof fluidized bed desiccator.

Background

Fluidized bed refers to the suspension of a large number of solid particles in a moving fluid, such that the particles have certain apparent characteristics of the fluid. The fluidized bed drying technology is to add substances to be dried into a fluidized bed body (i.e. bed materials are added in the fluidized bed) through a feeder, and introduce preheated air or various boiler waste gases from the lower part of an equipment container to blow up material particles in the fluidized bed to be in a boiling state for suspension crushing. And collecting the dried material at the upper outlet of the fluidized bed.

Utilize the fluidized bed especially the vibrating fluidized bed, preheat with the enterprise industry and combine together, it is high to have drying efficiency, reduce many-sided advantages such as industry waste heat treatment cost and water use, but discover in the concrete application process, in order to reduce the cost and satisfy and improve drying efficiency, except that the waste heat does not introduce new heat source, therefore under the different circumstances of waste heat condition, its drying efficiency also is different, consequently need control different feeding, because fluidized bed drying is last drying link, consequently, discharge gate department often leaks out of the wind, lead to on-the-spot dust volume great, on-the-spot personnel operational environment is poor, for this reason we have proposed a dustproof fluidized bed dryer to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The application provides a dustproof fluidized bed dryer, has solved the fluidized bed in the application, and the dust volume is big, and utilizes the unstable problem that influences drying effect of mill's waste heat processing heat.

The application provides a dustproof fluidized bed dryer, including the fluidized bed, the feed inlet department of fluidized bed installs the inlet pipe, just closed feed mechanism is installed to one side of inlet pipe, just inlet pipe department installs unloading control mechanism, a hopper is installed to the discharge gate of fluidized bed, the unloading pipe is installed to the bottom that goes out the hopper, install ejection of compact control mechanism on the unloading pipe, go out the hopper with all install second level sensor in the unloading pipe.

Preferably, the discharge control mechanism comprises a discharge control valve installed at the lower end of the blanking pipe.

Preferably, the discharge control mechanism comprises two discharge control valves arranged at two ends of the blanking pipe.

Preferably, closed feed mechanism is including installing the scraper conveyor in fluidized bed one side, the feeder hopper is installed to scraper conveyor's unloading end, the lower extreme of feeder hopper is fixed with dustproof cloth, dustproof cloth is fixed on the inlet pipe.

Preferably, unloading control mechanism is including installing the casing of inlet pipe one side, the casing is fixed one side of fluidized bed, just the fluidized bed is fixed the lopsidedness of casing sets up, be equipped with slidable removal picture peg in the casing, it runs through to remove the picture peg the casing, just the one end that removes the picture peg extends to in the inlet tube, be equipped with the regulation on the fluidized bed remove the adjustment mechanism of picture peg.

Preferably, adjustment mechanism is including setting up respectively remove a plurality of locating parts of picture peg both sides, the locating part is fixed on the fluidized bed, just one side of removing the picture peg articulates there are two gag lever posts, two gag lever post and both sides the locating part corresponds.

Preferably, the discharging control valve comprises a blanking pipe fixed on the blanking pipe, a fixed plate is fixed in the blanking pipe, sliding grooves are formed in opposite side walls in the blanking pipe, two sliding plates are installed in the sliding grooves, an air cylinder is installed on one side of the blanking pipe, the tail end of a piston rod of the air cylinder extends into the blanking pipe and is fixed on one side of the moving plate, and a plurality of blanking holes are formed in the moving plate and the fixed plate.

Preferably, the feed hopper is provided with a viewing window.

Preferably, the scraper conveyor is provided with a dust cover.

Preferably, a first level sensor is installed in the feed hopper.

According to the technical scheme, the dustproof fluidized bed dryer is characterized in that when the dustproof fluidized bed dryer is used, a closed feeding mechanism sends wet materials into a feeding pipe on a fluidized bed, the discharging speed of a discharging control mechanism is adjusted to control the materials to be accumulated in the feeding pipe, the fluidized bed is in a vibration state, so that the accumulated materials at the position cannot cause blockage, the accumulated materials can effectively prevent dust in the fluidized bed from escaping out, the materials enter a discharging hopper after being dried by the fluidized bed, are collected into the feeding pipe through the discharging hopper, the discharging speed is controlled by the discharging control mechanism in the discharging pipe to control the discharging speed, so that the materials are accumulated in the feeding pipe, material level buffering is carried out through the discharging hopper, a second material level sensor in the discharging hopper carries out material level monitoring to avoid the materials from being overhigh, and the outlet and the feeding port of the fluidized bed are blocked through material convection, dust leakage is reduced, and therefore the safety of the surrounding environment is guaranteed.

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

1. the feeding quantity is controlled by the closed feeding mechanism through the arrangement of the feeding pipe and the closed feeding mechanism, the feeding pipe is blocked by materials in the feeding process, and dust is prevented from leaking into the environment from the feeding end, so that the health and safety of the surrounding environment are protected, meanwhile, the feeding quantity can be adjusted according to the heat quantity of hot air, and the drying requirement is met;

2. through the arrangement of the discharging control mechanism and the discharging control mechanism, the discharging amount is controlled through the discharging control mechanism, so that the discharging pipe is in a blocking state, and dust leakage at the discharging end is reduced;

3. through the setting of second material level sensor, can avoid equipment to appear long-pending too much condition of material, at sealed in-process, avoid blocking up too much material to prevent that the material from blocking up.

To sum up, the utility model discloses improve at the business turn over material mouth of fluidized bed, pile up the material in the department of business turn over material mouth, reduce the dust leakage quantity of business turn over material mouth to improve the environment around the fluidized bed, because the fluidized bed is in vibration state, carry out the shutoff to business turn over material mouth and can not influence normal unloading, and under level sensor's detection control, can not take place excessive accumulational condition, business turn over material volume can be adjusted according to the condition of dry demand and heat source.

Drawings

In order to more clearly illustrate the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.

Fig. 1 is a schematic view of the internal structure of a dustproof fluidized bed dryer according to the present invention;

fig. 2 is a schematic view of an external structure of a dustproof fluidized bed dryer according to the present invention;

fig. 3 is an enlarged view of a structure at a position a of the dustproof fluidized bed dryer provided by the utility model;

fig. 4 is a schematic structural view of a moving plate of a dustproof fluidized bed dryer provided by the present invention;

fig. 5 is a schematic structural view of a movable plug board of a dustproof fluidized bed dryer according to the present invention;

fig. 6 is a schematic structural view of a blanking pipe of the dustproof fluidized bed dryer provided by the utility model;

fig. 7 is a schematic view of the installation position of the discharge control valve of the dustproof fluidized bed dryer according to the present invention.

In the figure: the device comprises a scraper conveyor 1, a feeding pipe 2, a first material level sensor 3, a feeding hopper 4, dustproof cloth 5, an observation window 6, a discharge hopper 7, a second material level sensor 8, a discharge control valve 9, a chute 91, a movable plate 92, a blanking hole 93, a blanking pipe 94, a 95 cylinder, a 96 fixed plate, a fluidized bed 10, a limiting part 11, a limiting rod 12, a shell 13, a movable plug board 14 and a blanking pipe 15.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

Example 1

Referring to fig. 1-6, a dustproof fluidized bed dryer comprises a fluidized bed 10, wherein the fluidized bed 10 is a vibration type drying fluidized bed, the fluidization of materials is assisted by mechanical vibration, the purpose of rapid drying is realized, the fluidized bed is heated by waste heat between systems in a factory, a cyclone dust collector is used for discharging recovered gas, a feed pipe 2 is arranged at a feed inlet of the fluidized bed 10, the feed pipe 2 extends into the fluidized bed 10 to form a blanking channel, the materials enter the fluidized bed 10 from the feed pipe 2, the connection part of the materials is sealed, a closed feeding mechanism is arranged on one side of the feed pipe 2, except the feed inlet of the closed feeding mechanism, the other feeding positions are sealed, the connection part of the closed feeding mechanism and the feed pipe 2 is sealed by adopting a flexible connecting material, the working vibration of the fluidized bed 10 is not influenced, the closed feeding mechanism carries out feeding after the material sealing, the sealing effect is improved, the feeding pipe 2 is provided with a discharging control mechanism, the size of the cross section of the feeding pipe 2 is controlled, the discharging speed is controlled, the feeding amount is convenient to adjust according to the temperature of heat supply, the material sealing of the material to the feeding pipe 2 is ensured, the material is prevented from being scattered from the feeding port, the discharging hopper 7 is arranged at the discharging port of the fluidized bed 10, the discharging hopper 7 collects the dried material on the fluidized bed 10 and temporarily stores the material, the discharging pipe 15 is arranged at the bottom of the discharging hopper 7, the material is temporarily stored through the discharging pipe 15 with smaller diameter, the discharging port is sealed, the whole fluidized bed 10 is sealed, the gas in the fluidized bed 10 is discharged through a dust removal device, the safety of the working environment around the fluidized bed 10 is improved, the discharging control mechanism is arranged on the discharging pipe 15, the discharging amount in the discharging pipe 15 is controlled, and the material at the position is the dried material, its viscidity is low, and mobility is high, arranges the material convenience, all installs second level sensor 8 in hopper 7 and the unloading pipe 15, installs the second level sensor 8 in hopper 7 and is used for monitoring out the biggest material level of hopper 7, avoids going out too much long-pending material in hopper 7, when second level sensor 8 in hopper 7 triggers, needs to accelerate row material.

The utility model discloses in, ejection of compact control mechanism is including installing ejection of compact control valve 9 at unloading pipe 15 lower extreme, when the material level is less than the second level sensor 8 in the unloading pipe 15, reduces ejection of compact control valve 9 to reach the material and seal the effect, when the material is higher than the position of installing the second level sensor 8 in a hopper 7, need increase ejection of compact control valve 9's load, reduce the material and pile up, avoid the material stifled hopper 7 that dies.

In the utility model, the closed feeding mechanism comprises a scraper conveyor 1 arranged on one side of a fluidized bed 10, the scraper conveyor 1 is controlled by a variable frequency motor, the feeding quantity can be adjusted in real time according to the drying efficiency, the normal operation of feeding is ensured, a dust cover is arranged on the scraper conveyor 1 and is fixed on a material conveying groove of the scraper conveyor 1, the feeding end of the scraper conveyor 1 is sealed by material sealing, a feeding hopper 4 is arranged at the discharging end of the scraper conveyor 1, the connection part of the scraper conveyor 1 and the feeding hopper 4 is sealed, the material conveyed by the scraper conveyor 1 is collected in the feeding hopper 4, a first material level sensor 3 is arranged in the feeding hopper 4, whether the material entering the feeding hopper 4 is ultrahigh is monitored by the first material level sensor 3, if the material is ultrahigh, the feeding quantity of the scraper conveyor 1 is required to be reduced, when the material is kept ultrahigh for a long time, can report to the police and handle, install observation window 6 on the feeder hopper 4, the observation after the putty of being convenient for, the lower extreme of feeder hopper 4 is fixed with dustproof cloth 5, and dustproof cloth 5 is fixed on inlet pipe 2, and is sealed through dustproof cloth 5 in, does not influence being connected of inlet pipe 2 and feeder hopper 4.

In the utility model, the blanking control mechanism comprises a shell 13 arranged on one side of the feeding pipe 2, a groove with two through ends is arranged in the shell 13, the shell 13 is fixed on one side of the fluidized bed 10, the concrete can be fixed by welding or bolts, and one side of the fluidized bed 10 fixing the shell 13 is obliquely arranged, the direction of the groove is communicated by the control shell 13, a slidable movable plugboard 14 is arranged in the shell 13, the inclined direction of the movable plugboard 14 is consistent with that of the shell 13, the movable plugboard 14 slides along the inclined direction of the shell 13, the movable plugboard 14 penetrates through the shell 13, one end of the movable plugboard 14 extends into the feeding pipe 2, the length of the feeding pipe 2 is obliquely inserted by the movable plugboard 14, the feeding section of the feeding pipe 2 is controlled, thereby controlling the feeding speed of the feeding pipe 2, the material sealing of the feeding pipe 2 is completed, because the material at the position is in a moist state, the viscosity is higher, therefore, the structure can control the feeding quantity of the feeding pipe 2, the feeding resistance is reduced to the minimum, and the fluidized bed 10 is provided with an adjusting mechanism for adjusting the movable inserting plate 14, and the adjusting mechanism is used for adjusting the position of the movable inserting plate 14 and fixing the movable inserting plate.

The utility model discloses in, adjustment mechanism is including setting up a plurality of locating parts 11 at removal picture peg 14 both sides respectively, locating part 11 is the setting of L type, form the spacing groove with the cooperation of fluidized bed 10, locating part 11 is fixed on fluidized bed 10, locating part 11 passes through the electric welding on fluidized bed 10, and one side of removing picture peg 14 articulates there are two gag lever post 12, gag lever post 12 can only be along the articulated rotation in adjacent locating part 11 one side, rotate locating part 11 department, push down removal picture peg 14, make gag lever post 12 block at the spacing groove that locating part 11 formed, it is spacing to remove picture peg 14, the locating part 11 of two gag lever post 12 and both sides corresponds, it is spacing simultaneously to carry out in the both sides of removing picture peg 14, guarantee to remove the fixed reliability of picture peg 14.

In the utility model, the discharging control valve 9 comprises a blanking pipe 94 fixed on the blanking pipe 15, the blanking pipe 94 has a thicker pipe wall, the cross section of the blanking pipe 94 is rectangular and can be used for installing related devices, a fixed plate 96 is fixed in the blanking pipe 94, and opposite side walls in the blanking pipe 94 are provided with sliding chutes 91, the positions of the two sliding chutes 91 can be arranged above the fixed plate 96 or below the fixed plate 96, a moving plate 92 is arranged in the two sliding chutes 91, the moving plate 92 can slide in the sliding chutes 91 for a certain distance, one side of the blanking pipe 94 is provided with an air cylinder 95, the tail end of a piston rod of the air cylinder 95 extends into the blanking pipe 94 and is fixed at one side of the moving plate 92, the position of the moving plate 92 is controlled by the air cylinder 95, a plurality of moving plate blanking holes 93 are arranged on the moving plate 92 and the fixed plate 96, the blanking size is controlled by controlling the overlapping degree of the blanking holes 93 on the moving plate 92 and the fixed plate 96, the dryness of the material at the discharge end is good, and the fluidity is high, so that the design can ensure normal discharging.

Example 2

Referring to fig. 7, a dustproof fluidized bed dryer, this embodiment is different from embodiment 1 in the structure at the discharging pipe 15, specifically, the discharging control mechanism includes two discharging control valves 9 installed at both ends of the discharging pipe 15, quantitative discharging can be performed through the two discharging control valves 9, during discharging, the discharging control valve 9 at the upper end is in an open state, the discharging control valve 9 at the lower end is in a closed state, when the material in the discharging pipe 15 reaches the position of the second level sensor 8 in the discharging pipe 15, the discharging control valve 9 at the upper end is closed, the discharging control valve 9 at the lower end is opened, discharging the quantitative material, after reaching the set time, the discharging control valve 9 at the lower end is closed, the discharging control valve 9 at the upper end is opened to perform discharging, this embodiment can complete quantitative discharging packaging, compared with the embodiment, this embodiment has a better sealing effect at the discharging port, and quantitative blanking is completed according to the position of the second material level sensor 8 in the blanking pipe 15, so that direct packaging can be realized, and the processing efficiency is improved.

According to the technical scheme, when the device is used, the closed feeding mechanism conveys wet materials into the feeding pipe 2 on the fluidized bed 10, the materials are controlled to be accumulated in the feeding pipe 2 by adjusting the discharging speed of the discharging control mechanism, the fluidized bed 10 is in a vibration state, so that the accumulated materials at the position cannot cause blockage, the accumulated materials can effectively prevent dust in the fluidized bed 10 from escaping, the materials enter the discharging hopper 7 after being dried by the fluidized bed 10, the materials are collected into the discharging pipe 15 through the discharging hopper 7, the discharging speed is controlled in the discharging pipe 15 through the discharging control mechanism, the discharging speed is controlled, the materials are accumulated in the discharging pipe 15, the material level buffering is carried out through the discharging hopper 7, the second material level sensor 8 in the discharging hopper 7 carries out material level monitoring, the material superelevation is avoided, and the discharging inlet of the fluidized bed 10 is blocked through the materials, dust leakage is reduced, and therefore the safety of the surrounding environment is guaranteed.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.

Claims (10)

1. A dustproof fluidized bed dryer, includes fluidized bed (10), its characterized in that: inlet pipe (2) are installed to the feed inlet department of fluidized bed (10), just closed feed mechanism is installed to one side of inlet pipe (2), just inlet pipe (2) department installs unloading control mechanism, hopper (7) are installed out to the discharge gate of fluidized bed (10), unloading pipe (15) are installed to the bottom of play hopper (7), install ejection of compact control mechanism on unloading pipe (15), go out hopper (7) with all install second level sensor (8) in unloading pipe (15).

2. A dust-proof fluidized bed dryer according to claim 1, characterized in that the discharge control mechanism comprises a discharge control valve (9) mounted at the lower end of the discharge pipe (15).

3. A dust-proof fluidized bed dryer according to claim 1, characterized in that the discharge control mechanism comprises two discharge control valves (9) mounted at both ends of the down pipe (15).

4. The dustproof fluidized bed dryer according to claim 1, wherein the closed feeding mechanism comprises a scraper conveyor (1) installed on one side of the fluidized bed (10), a feeding hopper (4) is installed at the discharging end of the scraper conveyor (1), dustproof cloth (5) is fixed at the lower end of the feeding hopper (4), and the dustproof cloth (5) is fixed on the feeding pipe (2).

5. The dustproof fluidized bed dryer according to claim 1, wherein the blanking control mechanism comprises a shell (13) installed on one side of the inlet pipe (2), the shell (13) is fixed on one side of the fluidized bed (10), the fluidized bed (10) is fixed on one side of the shell (13) in a tilted mode, a slidable movable insertion plate (14) is arranged in the shell (13), the movable insertion plate (14) penetrates through the shell (13), one end of the movable insertion plate (14) extends into the inlet pipe (2), and an adjusting mechanism for adjusting the movable insertion plate (14) is arranged on the fluidized bed (10).

6. The dustproof fluidized bed dryer according to claim 5, wherein the adjusting mechanism comprises a plurality of limiting members (11) respectively disposed at two sides of the movable inserting plate (14), the limiting members (11) are fixed on the fluidized bed (10), and one side of the movable inserting plate (14) is hinged with two limiting rods (12), two limiting rods (12) correspond to the limiting members (11) at two sides.

7. The dustproof fluidized bed dryer according to any one of claims 2 to 3, wherein the discharge control valve (9) comprises a blanking pipe (94) fixed on the blanking pipe (15), a fixed plate (96) is fixed in the blanking pipe (94), slide grooves (91) are formed in opposite side walls in the blanking pipe (94), a moving plate (92) is installed in the two slide grooves (91), an air cylinder (95) is installed on one side of the blanking pipe (94), the tail end of a piston rod of the air cylinder (95) extends into the blanking pipe (94) and is fixed on one side of the moving plate (92), and a plurality of blanking holes (93) are formed in the moving plate (92) and the fixed plate (96).

8. A dust-proof fluidized bed dryer according to claim 4, characterized in that the feed hopper (4) is provided with a viewing window (6).

9. A dust-proof fluidized bed dryer according to claim 4, characterized in that dust-proof covers are mounted on the scraper conveyor (1).

10. A dust-proof fluidized bed dryer according to claim 4, characterized in that a first level sensor (3) is installed in the feed hopper (4).

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