CN218096887U

CN218096887U - Non-cloth bag type box type boiling dryer

Info

Publication number: CN218096887U
Application number: CN202222519482.4U
Authority: CN
Inventors: 柴文权; 王庆军
Original assignee: Changzhou Runbang Drying Equipment Technology Co ltd
Current assignee: Changzhou Runbang Drying Equipment Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2022-12-20
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to a box boiling dryer of no sack formula belongs to drying equipment technical field, and it includes box boiling dryer host computer, cyclone, negative pressure material collecting device and water bath dust remover, and the material is dried in box boiling dryer host computer, and after the drying was accomplished, gets into cyclone under the effect of draught fan, and negative pressure material collecting device makes in the material gets into material collecting box from cyclone, and all the other small part of material that mixes in gas gets into water bath dust remover and removes dust. Through the mode of direct recovery material of draught fan, reduced the operation that the sack was cleared up and was changed, improved the drying efficiency of material.

Description

Non-cloth bag type box type boiling dryer

Technical Field

The application relates to the technical field of drying equipment, in particular to a non-cloth bag type box boiling dryer.

Background

The material is usually in a wet state after preparation, and the final product material is obtained by drying. When drying materials, a boiling dryer is generally used, and the boiling dryer is drying equipment widely used.

In the related technology, a boiling dryer generally comprises a heater, a boiling bed, a mesh plate, a cloth bag and the like, wherein the heater is communicated with the boiling bed, hot gas is blown into the boiling bed, and materials are stirred in the boiling bed without movement, so that the drying is realized. The fluidized bed is provided with a discharge port, and most of the dried materials are discharged out of the fluidized dryer through the discharge port. In the drying process, a small part of materials are adhered to the cloth bag, and the materials are separated by shaking the screen plate connected with the cloth bag.

With respect to the related art among the above, the inventors consider that there are the following drawbacks: even drive the sack vibrations through the shake otter board, still have the material to adhere to on the sack, the sack needs often to dismantle washing and change, and this process complex operation just needs to shut down and goes on, leads to drying efficiency to reduce.

SUMMERY OF THE UTILITY MODEL

To ameliorate the above problems, the present application provides a bagless box-type boiling dryer.

The bag-free box type boiling dryer provided by the application adopts the following technical scheme:

box fluidized drying machine of no sack formula, including box fluidized drying machine host computer, be equipped with the ventilating board in the box fluidized drying machine host computer and retrieve the filter plate, the ventilating board with retrieve the filter plate and be connected with organism inner wall, the ventilating board is parallel with the face of retrieving the filter plate, still includes draught fan and material collecting box, the ventilating board with retrieve the filter plate and separate into air inlet cavity, dry cavity and retrieve the cavity in with the box fluidized drying machine host computer, the air inlet cavity is used for holding the gas that gets into in the box fluidized drying machine host computer, dry cavity is used for the splendid attire to treat dry material, be equipped with first recovery pipe on the box fluidized drying machine host computer, the one end and the recovery cavity intercommunication of first recovery pipe, the one end that box fluidized drying machine host computer was kept away from to first recovery pipe is connected with the draught fan, the material collecting box is used for the splendid attire to retrieve the material after the drying.

Through adopting above-mentioned technical scheme, the material is in dry cavity, gaseous passing through the ventilating board from the air inlet cavity and entering into dry cavity in and carry out the drying to the material, under the effect of draught fan, the material assembles and gets into first recovery pipe after getting into the recovery cavity, get into the material collecting box under the action of gravity in, all the other mixtures pass through the draught fan and discharge, through the mode of the direct recovery material of draught fan, the use of sack has been reduced, and then the operation of sack clearance change has been reduced, the drying efficiency of material has been improved.

Preferably, the device also comprises a cyclone separator, one end of the first recovery pipe, which is far away from the main machine of the box-type boiling dryer, is communicated with the cyclone separator, a second recovery pipe is arranged on the cyclone separator, one end of the second recovery pipe, which is far away from the cyclone separator, is communicated with the induced draft fan, and the cyclone separator is communicated with the material collecting box.

Through adopting above-mentioned technical scheme, during the material got into cyclone through first recovery tube, under the effect of centrifugal force, the material that makes mix in gas and gas separation, in the material got into the material collecting box under self action of gravity, the gas that is mixing the material got into the induced air machine through the second recovery tube.

Preferably, a negative pressure material receiving device is arranged on the cyclone separator, one end, far away from the cyclone separator, of the negative pressure material receiving device is communicated with the material collecting box, a first control valve and a second control valve are arranged on the negative pressure material receiving device, the first control valve is arranged on one side, close to the cyclone separator, of the negative pressure material receiving device, and the second control valve is arranged on one side, close to the material collecting box, of the negative pressure material receiving device.

By adopting the technical scheme, when receiving materials, the first control valve is opened, the second control valve is closed, and the materials fall into the negative pressure material receiving device under the action of the cyclone centrifuge; when the materials in the negative pressure material receiving device are accumulated to a certain amount, the first control valve is closed, the second control valve is opened, so that the materials fall into the material collecting box along the negative pressure material receiving device, the influence of negative pressure in the material recovery process on the materials is reduced due to the arrangement of the first control valve and the second control valve, the smooth degree of material collection is improved, and the efficiency of material drying and recovery is improved.

Preferably, still include water-bath dust remover, be equipped with the dust removal pipe on the draught fan, the one end and the water-bath dust remover intercommunication of draught fan are kept away from to the dust removal pipe.

Through adopting above-mentioned technical scheme, the gas that has mixed the material gets into the dust removal pipe after the draught fan, in entering into the water bath dust remover along the dust removal pipe, the gas that has mixed the material melts in the aquatic, and the material impurity that carries in the gas absorbs water and deposits, filters the cleanness to the gas that discharges, has improved the clean degree of discharge gas, strengthens the protection to atmospheric environment.

Preferably, the ventilation plate is provided with an inclined hole and a straight-through hole, the straight-through hole is formed in the central area of the ventilation plate, the inclined hole is formed along the edge of the periphery of the ventilation plate, and the inclined hole is inclined towards the cavity wall of the drying cavity along the thickness direction of the ventilation plate.

Through adopting above-mentioned technical scheme, in the material enters into dry cavity through the feed inlet, gaseous through hole and hang hole enter into dry cavity from the air inlet cavity to with the material contact, dry the material, the design of hang hole makes the material of losing the edge department in dry cavity also can contact completely with gaseous and realize the drying, improves the thoroughness of material drying.

Preferably, still include the whirl subassembly, the whirl subassembly is including rotating motor, dwang and a plurality of stirring vane, it locates on the box fluidized drying machine host computer to rotate the motor, the dwang passes dry cavity and relative chamber wall and rotates, and is a plurality of the crisscross fixed connection of stirring vane is on the dwang, the axis of dwang is perpendicular with the axis in through hole, the rotation motor is used for driving the dwang and rotates.

Through adopting above-mentioned technical scheme, the material enters into the drying cavity after, under the dual stirring cooperation of gas and stirring vane, the dwell time extension of material in the drying cavity improves the even degree of distribution of material in the drying cavity, further improves the drying efficiency of material.

Preferably, one side of the stirring blade, which is far away from the rotating rod, is provided with an elastic scraping strip, and the elastic scraping strip is abutted against the cavity wall of the drying cavity.

Through adopting above-mentioned technical scheme, elasticity is scraped the strip and is rotated the in-process along with dwang and stirring vane, with the intracavity wall butt of dry cavity, can separate material and chamber wall on the chamber wall with the adhesion, makes the material freely turn, fully contacts with gaseous, further improves drying effect.

Preferably, a transmission gear is coaxially and fixedly connected to an output shaft of the rotating motor, a rotating gear is coaxially and fixedly connected to the end portion of the rotating rod, and the transmission gear is meshed with the rotating gear.

By adopting the technical scheme, when the rotating motor is started, the output shaft of the rotating motor drives the transmission gear to rotate, the transmission gear rotates to drive the rotating gear to rotate, the rotating gear drives the rotating rod, the stirring blade and the elastic scraping strip to synchronously rotate, the stirring efficiency of the material in the drying cavity is improved, and the material is more fully and thoroughly contacted with gas.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the draught fan, the material collecting box and the recovery cavity, materials are in the drying cavity, gas enters the drying cavity from the air inlet cavity through the ventilating plate to dry the materials, then the materials are gathered after entering the recovery cavity under the action of the draught fan, then the materials enter the first recovery pipe and enter the material collecting box under the action of self gravity, and other mixed materials are discharged through the draught fan;

2. through the dwang, stirring vane and elasticity scrape the setting of strip, the material enters into behind the dry cavity, under gaseous and stirring vane's dual stirring cooperation, the dwell time extension of material in the dry cavity, improve the even degree of distribution of material at the dry cavity, elasticity is scraped the strip and is rotated the in-process along with dwang and stirring vane, with the intracavity wall butt of dry cavity, can separate material and chamber wall with the adhesion on the chamber wall, make the material freely turn, with gaseous abundant contact, further improve drying effect.

Drawings

FIG. 1 is a schematic structural diagram of a box-type boiling dryer for embodying the non-cloth bag type in the embodiment of the present application

Fig. 2 is a schematic structural diagram for embodying a host machine of a box-type boiling dryer in the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a cyclone assembly used for embodying the inside of a main machine of a box type boiling dryer in the embodiment of the application.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Description of reference numerals: 1. a main machine of a box type fluidized dryer; 11. an air inlet cavity; 12. drying the cavity; 13. recovering the cavity; 15. a ventilation board; 151. a through hole; 152. an inclined hole; 16. recovering the filter plate; 161. filtering holes; 17. a first recovery pipe; 18. a support plate; 2. a cyclone separator; 21. a second recovery pipe; 22. a negative pressure material receiving device; 221. a first control valve; 222. a second control valve; 4. an induced draft fan; 41. a dust removal pipe; 5. a water bath deduster; 6. a swirl assembly; 61. rotating the motor; 611. a transmission gear; 62. rotating the rod; 621. a stirring blade; 622. elastic scraping strips; 623. the gear is rotated.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses no sack formula box boiling dryer, as shown in fig. 1, including box boiling dryer host computer 1, cyclone 2, material collecting box (not shown in the figure) and draught fan 4, the material accomplishes the dry back in box boiling dryer host computer 1, draught fan 4 starts, in leading the gas that will mix the material to cyclone 2, the material gets into in the material collecting box under the action of gravity, all the other gases continue to move and get into draught fan 4, the recovery efficiency of material has also been improved simultaneously to the improvement material drying efficiency.

As shown in fig. 2, a ventilation board 15 and a recovery filter board 16 are fixedly connected in the main unit 1 of the box-type fluidized drying machine, the ventilation board 15 is arranged below the recovery filter board 16, the ventilation board 15 and the recovery filter board 16 divide the interior of the main unit 1 of the box-type fluidized drying machine into an air inlet cavity 11, a drying cavity 12 and a recovery cavity 13, an air inlet and a feed inlet are formed in the main unit 1 of the box-type fluidized drying machine, the air inlet is communicated with the air inlet cavity 11, the air inlet cavity 11 is used for containing gas entering the main unit 1 of the box-type fluidized drying machine, the feed inlet is communicated with the drying cavity 12, and the drying cavity 12 is used for containing materials to be dried. The ventilation plate 15 is provided with a straight hole 151 and an inclined hole 152, the straight hole 151 is opened in the central area of the ventilation plate 15, the inclined hole 152 is opened in the edge along the circumference of the ventilation plate 15, and the inclined hole 152 is inclined toward one side of the cavity wall of the drying cavity 12 along the thickness direction of the ventilation plate 15. The inclined holes 152 are matched with the through holes 151 so that the material in each corner of the drying cavity 12 can be sufficiently contacted with the gas.

As shown in fig. 2, 3 and 4, the main frame 1 of the box-type boiling dryer is further provided with a cyclone assembly 6, the cyclone assembly 6 comprises a rotating motor 61, a rotating rod 62 and a stirring blade 621, the outer part of the main frame 1 of the box-type boiling dryer is fixedly connected with a support plate 18, the rotating motor 61 is fixedly connected to the support plate 18, and the end part of the output shaft of the rotating motor 61 is coaxially and fixedly connected with a transmission gear 611. Two rotating rods 62 are provided, and the rotating rods 62 penetrate the drying cavity 12 and rotate relative to the cavity wall. The axes of the rotating rods 62 are all perpendicular to the axis of the through hole 151, a rotating gear 623 is coaxially and fixedly connected to the end of the rotating rod 62, and the rotating gear 623 is meshed with the transmission gear 611. Stirring vane 621 is equipped with a plurality ofly, and the crisscross fixed connection of a plurality of stirring vane 621 is on dwang 62, and stirring vane 621 keeps away from one side fixedly connected with elasticity of dwang 62 and scrapes strip 622, elasticity and scrape the intracavity wall butt of strip 622 and dry cavity 12. The rotating motor 61 is started to drive the transmission gear 611 to rotate, the transmission gear 611 drives the rotating gear 623 to rotate, the rotating gear 623 drives the two rotating rods 62 to synchronously rotate, the rotating rods 62 rotate to drive the stirring blades 621 and the elastic scraping strips 622 to synchronously rotate, the disorder degree of the materials to be dried in the drying cavity 12 is increased, the contact duration of the materials and the gas is prolonged, and the materials and the gas are fully contacted.

As shown in fig. 3, the main unit 1 of the box-type fluidized bed dryer is provided with a first recovery pipe 17, the recovery filter plate 16 is provided with a plurality of filter holes 161, and the first recovery pipe 17 is communicated with the plurality of filter holes 161.

As shown in fig. 1 and 2, one end of the first recovery pipe 17, which is far away from the main machine 1 of the box-type fluidized bed dryer, is fixedly connected and communicated with the cyclone separator 2, the cyclone separator 2 is further provided with a negative pressure receiving device 22 and a second recovery pipe 21, and one end of the negative pressure receiving device 22, which is far away from the cyclone separator 2, is fixedly connected and communicated with the material collecting box. One end of the second recovery pipe 21 far away from the cyclone separator 2 is fixedly connected and communicated with the induced draft fan 4. The negative pressure receiving device 22 is provided with a first control valve 221 and a second control valve 222, the first control valve 221 is arranged on one side of the negative pressure receiving device 22 close to the cyclone separator 2, and the second control valve 222 is arranged on one side of the negative pressure receiving device 22 close to the material collecting box.

When the cyclone separator 2 operates, the first control valve 221 is opened, the second control valve 222 is closed, and the material falls into the negative pressure receiving device 22 under the action of the cyclone separator 2; when the materials in the negative pressure receiving device 22 are accumulated to a certain amount, the first control valve 221 is closed, the second control valve 222 is opened, so that the materials fall into the material collecting box along the negative pressure receiving device 22, the first control valve 221 and the second control valve 222 are arranged, the influence of negative pressure on the materials in the material recovery process is reduced, the smooth degree of material collection is improved, and the efficiency of material drying and recovery is improved.

As shown in fig. 1, still fixedly connected with dust removal pipe 41 on the draught fan 4, the one end fixedly connected with water bath 5 of draught fan 4 is kept away from to dust removal pipe 41, and the gas that carries material impurity gets into water bath 5 after draught fan 4, and the gas that carries material impurity dissolves in the aquatic again, improves exhaust gas's clean degree, improves the protection to atmospheric environment.

The implementation principle of the bag-free box type boiling dryer in the embodiment of the application is as follows:

the material to be dried enters the drying cavity 12 in the box-type boiling dryer main machine 1 through the feeding hole, the air enters the air inlet cavity 11 through the air inlet, and flows into the drying cavity 12 through the straight-through hole 151 and the inclined hole 152 on the ventilation plate 15. The rotational flow component 6 is started, and the stirring blades 621, the elastic scraping strips 622 and the gas are matched with each other, so that the retention time of the material in the drying cavity 12 is prolonged, the sufficient degree of contact between the material and the gas is improved, and the drying efficiency of the material is improved. Under the action of the draught fan 4, the materials enter the cyclone separator 2, and through the centrifugal action, the materials enter the negative pressure material receiving device 22. The second control valve 222 is then opened and the material enters the material collection bin under gravity. And the rest gas carrying material impurities enters a water bath dust collector 5 after passing through an induced draft fan 4, and is discharged after being subjected to dust removal and cleaning.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. No sack formula box boiling dryer, including box boiling dryer host computer (1), be equipped with ventilating board (15) and retrieve filter plate (16) in box boiling dryer host computer (1), ventilating board (15) and retrieve filter plate (16) and box boiling dryer host computer (1) inner wall connection, the face of ventilating board (15) and retrieving filter plate (16) is parallel, ventilating board (15) and retrieving filter plate (16) separate into air inlet cavity (11), dry cavity (12) and retrieve cavity (13) in with box boiling dryer host computer (1), air inlet cavity (11) are used for holding the gas that gets into in box boiling dryer host computer (1), dry cavity (12) are used for the splendid attire to treat dry material, its characterized in that: still include draught fan (4) and material collecting box, be equipped with first recovery pipe (17) on box fluidized drying machine host computer (1), the one end and the recovery cavity (13) intercommunication of first recovery pipe (17), the one end that box fluidized drying machine host computer (1) was kept away from in first recovery pipe (17) is connected with draught fan (4), the material collecting box is used for the splendid attire to retrieve the material after the drying.

2. The bagless box boiling dryer of claim 1, wherein: still include cyclone (2), the one end and the cyclone (2) intercommunication of box boiling dryer host computer (1) are kept away from in first recovery tube (17), be equipped with second recovery tube (21) on cyclone (2), the one end and draught fan (4) the intercommunication of cyclone (2) are kept away from in second recovery tube (21), cyclone (2) and material collecting box intercommunication.

3. The bagless box boiling dryer of claim 2, wherein: the cyclone separator is characterized in that a negative pressure material receiving device (22) is arranged on the cyclone separator (2), one end, away from the cyclone separator (2), of the negative pressure material receiving device (22) is communicated with the material collecting box, a first control valve (221) and a second control valve (222) are arranged on the negative pressure material receiving device (22), the first control valve (221) is arranged on one side, close to the cyclone separator (2), of the negative pressure material receiving device (22), and the second control valve (222) is arranged on one side, close to the material collecting box, of the negative pressure material receiving device (22).

4. The bagless box boiling dryer of claim 1, wherein: still include water-bath dust remover (5), be equipped with dust removal pipe (41) on draught fan (4), the one end and the water-bath dust remover (5) intercommunication of draught fan (4) are kept away from in dust removal pipe (41).

5. The bagless box boiling dryer of claim 1, wherein: the ventilating plate (15) is provided with an inclined hole (152) and a straight-through hole (151), the straight-through hole (151) is formed in the central area of the ventilating plate (15), the inclined hole (152) is formed along the edge of the periphery of the ventilating plate (15), and the inclined hole (152) inclines towards the cavity wall of the drying cavity (12) along the thickness direction of the ventilating plate (15).

6. The bagless box boiling dryer of claim 5, wherein: still include rotational flow subassembly (6), rotational flow subassembly (6) are including rotating motor (61), dwang (62) and a plurality of stirring vane (621), it locates on box boiling dryer host computer (1) to rotate motor (61), dwang (62) pass dry cavity (12) and relative chamber wall and rotate, and are a plurality of stirring vane (621) crisscross fixed connection is on dwang (62), the axis of dwang (62) is perpendicular with the axis in through hole (151), it is used for driving dwang (62) to rotate motor (61).

7. The bagless box boiling dryer of claim 6, wherein: one side that dwang (62) were kept away from in stirring vane (621) is equipped with elasticity and scrapes strip (622), elasticity scrapes strip (622) and the chamber wall butt of dry cavity (12).

8. The bagless box boiling dryer of claim 6, wherein: the output shaft of the rotating motor (61) is coaxially and fixedly connected with a transmission gear (611), the end part of the rotating rod (62) is coaxially and fixedly connected with a rotating gear (623), and the transmission gear (611) is meshed with the rotating gear (623).