CN110986491A

CN110986491A - Rotary vacuum drier

Info

Publication number: CN110986491A
Application number: CN201911252974.8A
Authority: CN
Inventors: 任伟根; 陈永锋; 顾小平; 沈振伟; 丁磊
Original assignee: Zhejiang Hangte Container Co ltd
Current assignee: Zhejiang Hangte Container Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-04-10
Anticipated expiration: 2039-12-09
Also published as: CN110986491B

Abstract

The invention discloses a rotary vacuum dryer, which comprises a bracket, a barrel body, a first cover plate arranged at the top of the barrel body, a second cover plate arranged at the bottom of the barrel body, a first connecting pipe and a second connecting pipe arranged on the side wall of the barrel body, wherein the bracket is provided with a third connecting pipe matched with the first connecting pipe and a fourth connecting pipe matched with the second connecting pipe, the bracket is provided with a driving motor for driving the barrel body to rotate, the side wall of the barrel body is provided with a first cavity, a fifth connecting pipe matched with the first connecting pipe is arranged in the first cavity in a penetrating way, a water inlet pipe and a water outlet pipe are arranged in the fifth connecting pipe, a partition plate is arranged in the first cavity and divides the first cavity into an upper cavity and a lower cavity, the upper cavity and the lower cavity are communicated through a second cavity, and the water inlet pipe is communicated with the upper cavity, the water outlet pipe is communicated with the lower cavity.

Description

Rotary vacuum drier

Technical Field

The invention belongs to the technical field of machining, and particularly relates to a rotary vacuum dryer.

Background

The rotary vacuum drier is a novel drier integrating mixing and drying, and is suitable for concentration, mixing and drying of powder, particles and fibers in the industries of chemical industry, pharmacy, food and the like. At present, the rotary vacuum drying machine on the market is usually heated by introducing steam or hot water into a jacket of a rotary tank body, the heat is contacted with wet materials through the inner wall of the tank body, thereby realizing drying, when the steam and the hot water flow in the jacket, the heat in the steam and the hot water is not completely absorbed by the jacket, namely, the heat is discharged from the jacket, the steam and the hot water are discharged from one side and the other side, the steam and the hot water can not be ensured to be completely contacted with the whole inner wall of the jacket, the heat utilization rate is not high, the waste of a large amount of heat energy is caused, and the equipment operation cost is increased.

Disclosure of Invention

The invention provides a rotary vacuum dryer which reduces heat energy loss in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a rotary vacuum dryer comprises a bracket, a barrel body, a first cover plate arranged at the top of the barrel body, a second cover plate arranged at the bottom of the barrel body, a first connecting pipe and a second connecting pipe arranged on the side wall of the barrel body, the bracket is provided with a third connecting pipe matched with the first connecting pipe and a fourth connecting pipe matched with the second connecting pipe, the bracket is provided with a driving motor for driving the barrel body to rotate, the side wall of the barrel body is provided with a first cavity, a fifth connecting pipe matched with the first connecting pipe is arranged in the first cavity in a penetrating way, a water inlet pipe and a water outlet pipe are arranged in the fifth connecting pipe, a clapboard is arranged in the first cavity and divides the first cavity into an upper cavity and a lower cavity, the upper cavity is communicated with the lower cavity through a second cavity, the water inlet pipe is communicated with the upper cavity, and the water outlet pipe is communicated with the lower cavity; when the materials are dried, the first cover plate is opened, the materials are placed in the barrel body, the driving motor drives the barrel body to rotate, the barrel body drives the materials to rotate together, steam enters the first cavity from the water inlet pipe, the steam moves towards the top of the upper cavity under the action of the partition plate, after the upper cavity is filled with the steam, the steam in the first cavity enters the second cavity, the steam is electrified to the second cavity and enters the lower cavity, and after the lower cavity is filled with the steam, the steam enters the water outlet pipe to be discharged, so that the heating treatment of the barrel body by the steam is completed; under the mutual cooperation of the upper cavity, the lower cavity and the second cavity, the residence time of the steam in the barrel body is prolonged, the heat energy of the steam is fully utilized, and the waste of the heat energy is reduced; when steam enters the upper cavity, the steam is in contact with the inner wall of the upper cavity, part of heat is transferred to the second cavity, the second cavity is preheated, meanwhile, under the arrangement of the first cavity, the heat preservation effect on the second cavity is improved, the heat loss of the second cavity is reduced, the barrel body is in a higher-temperature environment, and the efficiency of the material drying box is improved; all set up inlet tube and outlet pipe in first connecting tube, make steam also can be to the thermal treatment in the staving when discharging, do make full use of to the heat energy in the steam, reduce equipment running cost.

A thread-shaped coil pipe is arranged in the second cavity, the second cavity is arranged on one side of the first cavity, a filter plate is arranged in the barrel body, a first through hole is formed in the second cover plate, a gas pipe is arranged in the first through hole in a penetrating mode, and the gas pipe is communicated with the second connecting pipe; after the upper cavity is filled with the steam, the steam enters the second cavity, the steam entering the second cavity moves downwards along the threaded coil pipe, under the arrangement of the threaded coil pipe, the residence time of the steam in the second cavity is further prolonged, the steam is fully contacted with the inner wall of the second cavity, so that the heat in the steam is completely transferred to the inner wall of the second cavity, and the heat energy is reasonably utilized; the steam passes through the first cavity and the second cavity respectively, so that the steam in the second cavity is heated by the hot steam in the first cavity, the heating effect of the steam on the barrel body is ensured, and the drying effect of the steam on the material is improved; steam that evaporates from the material enters into in the gas transmission pipe through first through-hole, discharges the steam in the barrel through the gas transmission pipe, prevents that steam from wetting the material once more to obtain dry material.

A first opening matched with the filter plate is formed in the side wall of the barrel body, a first groove is formed in the first opening, a connecting plate matched with the first groove is arranged on the side wall of the filter plate, a first sliding groove is formed in the side wall of the barrel body, a first sliding block is arranged in the first sliding groove, and a first fixing plate matched with the filter plate is arranged on the first sliding block; the filter plate has a blocking effect on the materials, prevents the materials from entering the first through holes to block the first through holes, ensures the normal operation of the equipment and reduces the loss of the materials; after the filter plate is used, the filter plate can be taken out of the first opening, so that materials on the filter plate can be cleaned, the filter plate is prevented from being blocked by the materials to influence the permeability of the filter plate, the normal use of the filter plate is ensured, and the maintenance difficulty of the filter plate is reduced; when the filter plate is installed, the filter plate is inserted into the first opening, and under the mutual matching of the connecting plate and the first groove, the sealing effect of the filter plate and the barrel body is improved, so that materials are prevented from falling out of the first opening; after the connecting plate was packed into in the first recess, promoted first fixed plate along first spout, with first fixed plate propelling movement to connecting plate one side, play the fixed action to the connecting plate under first fixed plate effect, fix the filter in the staving, avoid the filter to fall out in the first opening when the staving upset, guarantee the reliability of equipment operation.

A second groove is formed in the filter plate, filter cloth is laid on the filter plate, a second fixing plate is arranged in the second groove, a convex block is arranged in the second groove, a third groove matched with the convex block is formed in the bottom of the second fixing plate, and a first connecting block is arranged on the inner wall of the third groove; the filter cloth blocks the filter holes on the filter plate, so that materials are prevented from being clamped on the filter holes, the filter holes are protected, and meanwhile, the normal passing of water vapor is ensured; when the filter cloth is installed, the filter plate is taken out of the barrel body, the second fixing plate is taken out of the second groove, the filter cloth is laid on the filter plate, the edge of the filter cloth is plugged into the second groove, then the second fixing plate is arranged in the second groove, the edge of the filter cloth is pressed in the second groove under the action of the second fixing plate, and the installation of the filter cloth is completed; under the mutually supporting of first connecting block and lug, promote the cooperation effect of second fixed plate and second recess, prevent that the second fixed plate from deviating from in the second recess, guarantee the fixed effect of second fixed plate to the filter cloth.

A first movable groove is formed in the side wall of the first sliding groove, a limiting rod is arranged in the first movable groove, a push rod is arranged on the limiting rod, a second movable groove matched with the push rod is formed in the inner wall of the first movable groove, a third movable groove is formed in the second movable groove, a push block matched with the third movable groove is arranged on the push rod, and a limiting spring is arranged on the side wall of the limiting rod; after the filter plate is arranged in the barrel body, the second fixing plate is pushed downwards, moves to one side of the connecting plate, pushes the limiting rod along the first movable groove, enables the limiting rod to enter the first sliding groove, provides a supporting effect for the first sliding block under the action of the limiting rod, fixes the first sliding block at the bottom of the first sliding groove, prevents the second fixing plate from moving when the barrel body rotates, and ensures the fixing effect of the second fixing plate on the filter plate; make the gag lever post be in first spout under normal conditions under spacing spring action, guarantee the cooperation effect of gag lever post and first slider, lifting means operational reliability.

A fourth movable groove is formed in the inner wall of the first movable groove, a second through hole is formed in the side wall of the fourth movable groove, a supporting spring is arranged in the fourth movable groove, a first limiting plate is arranged on the supporting spring, a first limiting block is arranged on the first limiting plate, a second limiting plate matched with the fourth movable groove is arranged on the side wall of the limiting rod, and a first limiting groove matched with the first limiting block is formed in the second limiting plate; a first connecting rod matched with the second through hole is arranged on the first limiting plate; when the filter plate is maintained, the push block is pushed to enable the limiting rod to be separated from the first sliding groove, the limiting rod is separated from the first sliding block to be in contact, the second limiting plate is inserted into the fourth movable groove, the first limiting plate is pushed to compress the supporting spring to move under the action of the second limiting plate, the first limiting block is embedded into the first limiting groove, and the first limiting block and the first limiting groove are matched with each other to fix the limiting rod so as to push the first sliding block to move in the first sliding groove and reduce the cleaning difficulty of the filter plate; after the filter clearance is accomplished and is packed into the staving again in, down promote the second fixed plate, make the second fixed plate remove to connecting plate one side, promote the head rod toward the fourth movable tank, first limiting plate drives first spacing piece and removes, make first spacing piece deviate from first spacing inslot, the gag lever post removes toward first spout under spacing spring action, make the gag lever post remove to first slider top, provide the holding power for first slider, it is fixed with the second fixed plate, guarantee the fixed effect of second fixed plate to the filter.

A third through hole and a fourth through hole are formed in the first cover plate, a fixing screw penetrates through the third through hole, and the first cover plate can rotate around the fixing screw; a fixing rod penetrates through the fourth through hole, and a fixing groove matched with the fixing rod is formed in the top of the barrel body; when the dryer is used, the fixing rod is pulled upwards, the first cover plate is rotated around the fixing screw, the first cover plate is rotated away from the barrel body, and the barrel body is in an open state, so that materials can be placed into the barrel body to be dried; after the materials are placed, the first cover plate is rotated to the top of the barrel body, the fixing rod is rotated to the position above the fixing groove, the fixing rod is inserted into the fixing groove, the first cover plate is fixed, and the sealing effect of the first cover plate on the barrel body is guaranteed; under the mutually supporting of set screw and first apron, make first apron can only be rotary motion, alleviate the dead lever burden, guarantee the first support effect of apron to the material.

A sixth connecting pipe matched with the fourth through hole is arranged on the first cover plate, a second opening is formed in the side wall of the sixth connecting pipe, a push plate matched with the second opening is arranged at the top of the fixed rod, a second connecting block is arranged on the side wall of the sixth connecting pipe, a second sliding groove is formed in the second connecting block, a second sliding block is arranged in the second sliding groove, a third fixing plate matched with the sixth connecting pipe is arranged on the second sliding block, and a fixing spring is arranged on the second sliding block; when the first cover plate is opened, the third fixing plates are pushed to the two sides of the sixth connecting pipe, so that the second fixing plates are moved away from the bottoms of the fixing rods, the fixing rods are pulled upwards, the third fixing plates are prevented from blocking the movement of the fixing rods, and the barrel body is normally opened; when the first cover plate is in an opening state, the push plate is positioned at the top of the sixth connecting pipe, the fixing rod is rotated to enable the push plate to be staggered with the second opening, the bottom of the push plate is arranged at the top of the sixth connecting pipe, and the sixth connecting pipe provides supporting force for the fixing rod to prevent the falling of the fixing rod from influencing the rotation of the first cover plate; after the completion is placed to the material, rotate first apron, rotate the dead lever to fixed slot top, the push pedal is aligned with the second opening, push the dead lever in the fixed slot, when dead lever bottom and fixed slot bottom surface contact, the dead lever lateral wall does not contact with the third fixed plate, fixed spring promotes the second slider and removes in the second spout, make the third fixed plate remove to the dead lever top, the third fixed plate provides the supporting role for the dead lever, the dead lever is pressed in the fixed slot, guarantee the cooperation effect of dead lever and fixed slot, thereby promote the sealed effect of first apron to the staving, the material is thrown away from in the staving when preventing the staving upset.

One end of the gas pipe is connected with a third limiting plate through threads, and a third cavity communicated with the gas pipe is formed in the third limiting plate; a seventh connecting pipe matched with the gas pipe is arranged at the bottom of the second connecting pipe, a fourth fixing plate is arranged on the seventh connecting pipe, a fourth groove matched with the fourth fixing plate is arranged on the side wall of the gas pipe, and a fixing ring is sleeved on the outer side of the fourth fixing plate; the fourth fixing plate is matched with the fourth groove, so that the gas pipe is fixed on the second connecting pipe, water vapor in the barrel body is guided into the second connecting pipe, and the water vapor in the barrel body is absorbed; when doing the maintenance to the gas-supply pipe, rotate solid fixed ring, make solid fixed ring throw off from the fourth fixed plate lateral wall, the fourth fixed plate loses and deviates from in the fourth recess after the fixed ring is fixed, the gas-supply pipe can directly be taken out from the second connecting pipe, pull down the second apron from the staving again, rotate the third limiting plate, pull down the gas-supply pipe from the second apron, thereby pull down the gas-supply pipe completely, so that do the maintenance to the gas-supply pipe alone, reduce the maintenance degree of difficulty to the gas-supply pipe.

A first connecting disc is arranged at one end of the water inlet pipe, a first water conveying pipe penetrates through the first connecting disc, and a fourth limiting plate is arranged at one end of the first water conveying pipe; one end of the water outlet pipe is provided with a second connecting disc, a second water conveying pipe penetrates through the second connecting disc, one end of the second water conveying pipe is provided with a fifth limiting plate, the first connecting disc is of an annular structure, and the second water conveying pipe penetrates through the first connecting disc; under the mutual cooperation of the connecting disc and the water conveying pipe, the steam inlet and outlet processes of the water inlet pipe and the water outlet pipe are completed, so that steam enters the first cavity and the second cavity, and a higher-temperature environment is formed in the barrel body, so that the materials are dried; under the connection of the limiting plate and the water pipe, the water pipe is prevented from falling out of the connecting disc, and the matching effect of the water pipe and the connecting disc is ensured; the shape of the first connecting disc is adjusted, so that the first water delivery pipe and the second water delivery pipe are prevented from being collided when the barrel body rotates, the first water delivery pipe and the second water delivery pipe are guaranteed to work stably, and the use reliability of the dryer is improved.

The invention has the following advantages: under the mutual cooperation of the upper cavity, the lower cavity and the second cavity, the residence time of the steam in the barrel body is prolonged, the heat energy of the steam is fully utilized, and the waste of the heat energy is reduced; when steam enters the upper cavity, the steam is in contact with the inner wall of the upper cavity, partial heat is transferred to the second cavity, the second cavity is preheated, meanwhile, under the setting of the first cavity, the heat preservation effect of the second cavity is improved, heat loss of the second cavity is reduced, the barrel body is in a higher-temperature environment, and the efficiency of the material drying box is improved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a first cross-sectional view of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of fig. 2 at B.

Fig. 5 is an enlarged view of fig. 2 at C.

FIG. 6 is a second cross-sectional view of the present invention.

Fig. 7 is an enlarged view of fig. 6 at D.

Fig. 8 is a third schematic cross-sectional view of the present invention.

Fig. 9 is an enlarged view of fig. 8 at E.

Fig. 10 is an enlarged view of fig. 8 at F.

Fig. 11 is a fourth schematic cross-sectional view of the present invention.

Fig. 12 is an enlarged view at G in fig. 11.

Fig. 13 is an enlarged view of fig. 12 at H.

Detailed Description

As shown in fig. 1-13, a rotary vacuum dryer comprises a bracket (not shown), a barrel body 1, a first cover plate 2 arranged on the top of the barrel body 1, a second cover plate 3 arranged on the bottom of the barrel body 1, and a first connecting pipe 11 and a second connecting pipe 12 arranged on the side wall of the barrel body 1, wherein the second cover plate is fixedly connected to the barrel body through a fixing bolt; the barrel body is provided with an air exhaust pipe 15, air in the barrel body is exhausted under the action of the air exhaust pipe, and a vacuum environment is formed in the barrel body so as to dry materials; a third connecting pipe 13 matched with the first connecting pipe 11 and a fourth connecting pipe 14 matched with the second connecting pipe 12 are arranged on the support, a driving motor used for driving the barrel body 1 to rotate is arranged on the support, a first cavity is arranged on the side wall of the barrel body 1, a fifth connecting pipe matched with the first connecting pipe 11 penetrates through the first cavity, a water inlet pipe 18 and a water outlet pipe 16 are arranged in the fifth connecting pipe, a partition plate is arranged in the first cavity, the partition plate divides the first cavity into an upper cavity and a lower cavity, the upper cavity and the lower cavity are communicated through a second cavity, the water inlet pipe 18 is communicated with the upper cavity, and the water outlet pipe 16 is communicated with the lower cavity; when the materials are dried, the first cover plate is opened, the materials are placed in the barrel body, the driving motor drives the barrel body to rotate, the barrel body drives the materials to rotate together, steam enters the first cavity from the water inlet pipe, the steam moves towards the top of the upper cavity under the action of the partition plate, after the upper cavity is filled with the steam, the steam in the first cavity enters the second cavity, the steam is electrified to the second cavity and enters the lower cavity, and after the lower cavity is filled with the steam, the steam enters the water outlet pipe to be discharged, so that the heating treatment of the barrel body by the steam is completed; under the mutual cooperation of the upper cavity, the lower cavity and the second cavity, the residence time of the steam in the barrel body is prolonged, the heat energy of the steam is fully utilized, and the waste of the heat energy is reduced; when steam enters the upper cavity, the steam is in contact with the inner wall of the upper cavity, part of heat is transferred to the second cavity, the second cavity is preheated, meanwhile, under the arrangement of the first cavity, the heat preservation effect on the second cavity is improved, the heat loss of the second cavity is reduced, the barrel body is in a higher-temperature environment, and the efficiency of the material drying box is improved; all set up inlet tube and outlet pipe in first connecting tube, make steam also can be to the thermal treatment in the staving when discharging, do make full use of to the heat energy in the steam, reduce equipment running cost.

The vacuum pump is arranged on the support and is communicated with the fourth connecting pipe, after water vapor in the barrel enters the second connecting pipe through the gas conveying pipe, suction force is generated in the second connecting pipe under the action of the vacuum pump, and the water vapor in the second connecting pipe is sucked out so as to be discharged.

Second limiting blocks are respectively arranged on the inner walls of the first connecting pipe and the second connecting pipe, second limiting grooves matched with the second limiting blocks are respectively arranged on the third connecting pipe and the fourth connecting pipe, the first connecting pipe and the third connecting pipe are connected together under the mutual matching of the limiting blocks and the limiting grooves, the first connecting pipe can rotate relative to the third connecting pipe, and a driving wheel 111 matched with the driving motor is arranged on the first connecting pipe.

A thread-shaped coil pipe is arranged in the second cavity, the second cavity is arranged on one side of the first cavity, a filter plate 120 is arranged in the barrel body 1, a first through hole is formed in the second cover plate 3, an air pipe 31 penetrates through the first through hole, and the air pipe 31 is communicated with the second connecting pipe 12; after the upper cavity is filled with the steam, the steam enters the second cavity, the steam entering the second cavity moves downwards along the threaded coil pipe, under the arrangement of the threaded coil pipe, the residence time of the steam in the second cavity is further prolonged, the steam is fully contacted with the inner wall of the second cavity, so that the heat in the steam is completely transferred to the inner wall of the second cavity, and the heat energy is reasonably utilized; the steam passes through the first cavity and the second cavity respectively, so that the steam in the second cavity is heated by the hot steam in the first cavity, the heating effect of the steam on the barrel body is ensured, and the drying effect of the steam on the material is improved; steam that evaporates from the material enters into in the gas transmission pipe through first through-hole, discharges the steam in the barrel through the gas transmission pipe, prevents that steam from wetting the material once more to obtain dry material.

A first opening matched with the filter plate 120 is formed in the side wall of the barrel body 1, a first groove is formed in the first opening, a connecting plate matched with the first groove is arranged on the side wall of the filter plate 120, a first sliding groove is formed in the side wall of the barrel body 1, a first sliding block is arranged in the first sliding groove, and a first fixing plate 140 matched with the filter plate is arranged on the first sliding block; the filter plate has a blocking effect on the materials, prevents the materials from entering the first through holes to block the first through holes, ensures the normal operation of the equipment and reduces the loss of the materials; after the filter plate is used, the filter plate can be taken out of the first opening, so that materials on the filter plate can be cleaned, the filter plate is prevented from being blocked by the materials to influence the permeability of the filter plate, the normal use of the filter plate is ensured, and the maintenance difficulty of the filter plate is reduced; when the filter plate is installed, the filter plate is inserted into the first opening, and under the mutual matching of the connecting plate and the first groove, the sealing effect of the filter plate and the barrel body is improved, so that materials are prevented from falling out of the first opening; after the connecting plate was packed into in the first recess, promoted first fixed plate along first spout, with first fixed plate propelling movement to connecting plate one side, play the fixed action to the connecting plate under first fixed plate effect, fix the filter in the staving, avoid the filter to fall out in the first opening when the staving upset, guarantee the reliability of equipment operation.

A second groove is formed in the filter plate 120, filter cloth is paved on the filter plate 120, a second fixing plate 130 is arranged in the second groove, a convex block 1201 is arranged in the second groove, a third groove matched with the convex block 1201 is formed in the bottom of the second fixing plate 130, and a first connecting block 1301 is arranged on the inner wall of the third groove; the first connecting block is made of rubber, so that the contact effect of the first connecting block and the bump is improved; the filter cloth blocks the filter holes on the filter plate, so that materials are prevented from being clamped on the filter holes, the filter holes are protected, and meanwhile, the normal passing of water vapor is ensured; when the filter cloth is installed, the filter plate is taken out of the barrel body, the second fixing plate is taken out of the second groove, the filter cloth is laid on the filter plate, the edge of the filter cloth is plugged into the second groove, then the second fixing plate is arranged in the second groove, the edge of the filter cloth is pressed in the second groove under the action of the second fixing plate, and the installation of the filter cloth is completed; under the mutually supporting of first connecting block and lug, promote the cooperation effect of second fixed plate and second recess, prevent that the second fixed plate from deviating from in the second recess, guarantee the fixed effect of second fixed plate to the filter cloth.

A first movable groove is formed in the side wall of the first sliding groove, a limiting rod 150 is arranged in the first movable groove, a push rod 1501 is arranged on the limiting rod 150, a second movable groove matched with the push rod 1501 is formed in the inner wall of the first movable groove, a third movable groove is formed in the second movable groove, a push block matched with the third movable groove is arranged on the push rod 1501, and a limiting spring 1503 is arranged on the side wall of the limiting rod 150; after the filter plate is arranged in the barrel body, the second fixing plate is pushed downwards, moves to one side of the connecting plate, pushes the limiting rod along the first movable groove, enables the limiting rod to enter the first sliding groove, provides a supporting effect for the first sliding block under the action of the limiting rod, fixes the first sliding block at the bottom of the first sliding groove, prevents the second fixing plate from moving when the barrel body rotates, and ensures the fixing effect of the second fixing plate on the filter plate; make the gag lever post be in first spout under normal conditions under spacing spring action, guarantee the cooperation effect of gag lever post and first slider, lifting means operational reliability.

A fourth movable groove is formed in the inner wall of the first movable groove, a second through hole is formed in the side wall of the fourth movable groove, a supporting spring 1601 is arranged in the fourth movable groove, a first limiting plate 160 is arranged on the supporting spring 1601, a first limiting block is arranged on the first limiting plate 160, a second limiting plate 1502 matched with the fourth movable groove is arranged on the side wall of the limiting rod 150, and a first limiting groove matched with the first limiting block is formed in the second limiting plate 1502; a first connecting rod 1602 matched with the second through hole is arranged on the first limiting plate 160; the two groups of first limiting plates are connected through a second connecting rod 1603, and the two groups of first limiting plates can be synchronously pushed to move under the arrangement of the second connecting rod, so that the first limiting grooves are disengaged from the first limiting blocks; when the filter plate is maintained, the push block is pushed to enable the limiting rod to be separated from the first sliding groove, the limiting rod is separated from the first sliding block to be in contact, the second limiting plate is inserted into the fourth movable groove, the first limiting plate is pushed to compress the supporting spring to move under the action of the second limiting plate, the first limiting block is embedded into the first limiting groove, and the first limiting block and the first limiting groove are matched with each other to fix the limiting rod so as to push the first sliding block to move in the first sliding groove and reduce the cleaning difficulty of the filter plate; after the filter clearance is accomplished and is packed into the staving again in, down promote the second fixed plate, make the second fixed plate remove to connecting plate one side, promote the head rod toward the fourth movable tank, first limiting plate drives first spacing piece and removes, make first spacing piece deviate from first spacing inslot, the gag lever post removes toward first spout under spacing spring action, make the gag lever post remove to first slider top, provide the holding power for first slider, it is fixed with the second fixed plate, guarantee the fixed effect of second fixed plate to the filter.

A third through hole and a fourth through hole are formed in the first cover plate 2, a fixing screw penetrates through the third through hole, and the first cover plate 2 can rotate around the fixing screw; a fixing rod 21 penetrates through the fourth through hole, and a fixing groove matched with the fixing rod 21 is formed in the top of the barrel body 1; when the dryer is used, the fixing rod is pulled upwards, the first cover plate is rotated around the fixing screw, the first cover plate is rotated away from the barrel body, and the barrel body is in an open state, so that materials can be placed into the barrel body to be dried; after the materials are placed, the first cover plate is rotated to the top of the barrel body, the fixing rod is rotated to the position above the fixing groove, the fixing rod is inserted into the fixing groove, the first cover plate is fixed, and the sealing effect of the first cover plate on the barrel body is guaranteed; under the mutually supporting of set screw and first apron, make first apron can only be rotary motion, alleviate the dead lever burden, guarantee the first support effect of apron to the material.

A sixth connecting pipe matched with the fourth through hole is arranged on the first cover plate 2, a second opening is arranged on the side wall of the sixth connecting pipe, a push plate 22 matched with the second opening is arranged at the top of the fixed rod 21, a second connecting block 22 is arranged on the side wall of the sixth connecting pipe, a second sliding groove is arranged on the second connecting block 22, a second sliding block 231 is arranged in the second sliding groove, a third fixing plate 23 matched with the sixth connecting pipe is arranged on the second sliding block 231, and a fixing spring 232 is arranged on the second sliding block 231; when the first cover plate is opened, the third fixing plates are pushed to the two sides of the sixth connecting pipe, so that the second fixing plates are moved away from the bottoms of the fixing rods, the fixing rods are pulled upwards, the third fixing plates are prevented from blocking the movement of the fixing rods, and the barrel body is normally opened; when the first cover plate is in an opening state, the push plate is positioned at the top of the sixth connecting pipe, the fixing rod is rotated to enable the push plate to be staggered with the second opening, the bottom of the push plate is arranged at the top of the sixth connecting pipe, and the sixth connecting pipe provides supporting force for the fixing rod to prevent the falling of the fixing rod from influencing the rotation of the first cover plate; after the completion is placed to the material, rotate first apron, rotate the dead lever to fixed slot top, the push pedal is aligned with the second opening, push the dead lever in the fixed slot, when dead lever bottom and fixed slot bottom surface contact, the dead lever lateral wall does not contact with the third fixed plate, fixed spring promotes the second slider and removes in the second spout, make the third fixed plate remove to the dead lever top, the third fixed plate provides the supporting role for the dead lever, the dead lever is pressed in the fixed slot, guarantee the cooperation effect of dead lever and fixed slot, thereby promote the sealed effect of first apron to the staving, the material is thrown away from in the staving when preventing the staving upset.

One end of the gas pipe 31 is connected with a third limiting plate 32 through threads, and a third cavity communicated with the gas pipe 31 is formed in the third limiting plate 32; a seventh connecting pipe matched with the gas pipe 31 is arranged at the bottom of the second connecting pipe 12, a fourth fixing plate 122 is arranged on the seventh connecting pipe, a fourth groove matched with the fourth fixing plate 122 is arranged on the side wall of the gas pipe 31, and a fixing ring 121 is sleeved on the outer side of the fourth fixing plate 122; the fourth fixing plate is matched with the fourth groove, so that the gas pipe is fixed on the second connecting pipe, water vapor in the barrel body is guided into the second connecting pipe, and the water vapor in the barrel body is absorbed; when doing the maintenance to the gas-supply pipe, rotate solid fixed ring, make solid fixed ring throw off from the fourth fixed plate lateral wall, the fourth fixed plate loses and deviates from in the fourth recess after the fixed ring is fixed, the gas-supply pipe can directly be taken out from the second connecting pipe, pull down the second apron from the staving again, rotate the third limiting plate, pull down the gas-supply pipe from the second apron, thereby pull down the gas-supply pipe completely, so that do the maintenance to the gas-supply pipe alone, reduce the maintenance degree of difficulty to the gas-supply pipe.

A first connecting disc 181 is arranged at one end of the water inlet pipe 18, a first water conveying pipe 19 penetrates through the first connecting disc 181, a fourth limiting plate 191 is arranged at one end of the first water conveying pipe 19, and a fourth cavity communicated with the first water conveying pipe is formed in the fourth limiting plate; a second connecting disc 161 is arranged at one end of the water outlet pipe 16, a second water conveying pipe 17 penetrates through the second connecting disc 161, a fifth limiting plate 171 is arranged at one end of the second water conveying pipe 17, a fifth cavity communicated with the second water conveying pipe is formed in the fifth limiting plate, the first connecting disc 181 is of an annular structure, and the second water conveying pipe 17 penetrates through the first connecting disc 181; under the mutual cooperation of the connecting disc and the water conveying pipe, the steam inlet and outlet processes of the water inlet pipe and the water outlet pipe are completed, so that steam enters the first cavity and the second cavity, and a higher-temperature environment is formed in the barrel body, so that the materials are dried; under the connection of the limiting plate and the water pipe, the water pipe is prevented from falling out of the connecting disc, and the matching effect of the water pipe and the connecting disc is ensured; the shape of the first connecting disc is adjusted, so that the first water delivery pipe and the second water delivery pipe are prevented from being collided when the barrel body rotates, the first water delivery pipe and the second water delivery pipe are guaranteed to work stably, and the use reliability of the dryer is improved.

When the materials are dried, the first cover plate is opened, the materials are placed into the barrel body, steam enters the water inlet pipe from the first water conveying pipe, the steam enters the upper cavity, the steam enters the threaded coil pipe of the second cavity after filling the upper cavity, and then the steam in the threaded coil pipe enters the water outlet pipe in the lower cavity and is discharged from the second water conveying pipe, so that the temperature in the barrel body is increased; the drive motor drive staving rotates, and the staving upset drives the material upset, makes the material fully with the contact of staving inner wall, and the moisture in the material evaporates under high temperature environment, and the vapor that evaporates passes through the filter and enters into in the gas transmission pipe, with the vapor suction in the gas transmission pipe under the vacuum pump effect, accomplishes the drying process of material.

The water inlet pipe in the application can also be filled with hot water and is not limited to steam.

Claims

1. The utility model provides a gyration vacuum drying ware, includes support, staving (1), locates first apron (2) at staving (1) top and locating second apron (3) of staving (1) bottom and locating first connecting pipe (11) and second connecting pipe (12) on staving (1) lateral wall, be equipped with on the support with first connecting pipe (11) cooperate third connecting pipe (13) and with second connecting pipe (12) matched with fourth connecting pipe (14), be equipped with on the support and be used for the drive staving (1) pivoted driving motor, its characterized in that: be equipped with first cavity on staving (1) lateral wall, wear to be equipped with in the first cavity with first connecting pipe (11) matched with fifth connecting pipe, be equipped with inlet tube (18) and outlet pipe (16) in the fifth connecting pipe, be equipped with the baffle in the first cavity, the baffle will epicoele and cavity of resorption are separated into to first cavity, epicoele and cavity of resorption communicate with each other through a second cavity, inlet tube (18) with the epicoele communicates with each other, outlet pipe (16) with the cavity of resorption communicates with each other.

2. A rotary vacuum dryer as claimed in claim 1, wherein: the improved barrel is characterized in that a threaded coil pipe is arranged in the second cavity, the second cavity is arranged on one side of the first cavity, a filtering plate (120) is arranged in the barrel body (1), a first through hole is formed in the second cover plate (3), an air conveying pipe (31) penetrates through the first through hole, and the air conveying pipe (31) is communicated with the second connecting pipe (12).

3. A rotary vacuum dryer as claimed in claim 2, wherein: the novel filter barrel is characterized in that a first opening matched with the filter plate (120) is formed in the side wall of the barrel body (1), a first groove is formed in the first opening, a connecting plate matched with the first groove is arranged on the side wall of the filter plate (120), a first sliding groove is formed in the side wall of the barrel body (1), a first sliding block is arranged in the first sliding groove, and a first fixing plate (140) matched with the filter plate is arranged on the first sliding block.

4. A rotary vacuum dryer as claimed in claim 2, wherein: the filter plate is characterized in that a second groove is formed in the filter plate (120), filter cloth is paved on the filter plate (120), a second fixing plate (130) is arranged in the second groove, a convex block (1201) is arranged in the second groove, a third groove matched with the convex block (1201) is formed in the bottom of the second fixing plate (130), and a first connecting block (1301) is arranged on the inner wall of the third groove.

5. A rotary vacuum dryer as claimed in claim 3, wherein: be equipped with first activity groove on the first spout lateral wall, be equipped with gag lever post (150) in the first activity inslot, be equipped with push rod (1501) on gag lever post (150), be equipped with on the first activity inslot wall with push rod (1501) matched with second activity groove, be equipped with third activity groove on the second activity groove, be equipped with on push rod (1501) with third activity groove matched with ejector pad, be equipped with spacing spring (1503) on gag lever post (150) lateral wall.

6. A rotary vacuum dryer as claimed in claim 5, wherein: a fourth movable groove is formed in the inner wall of the first movable groove, a second through hole is formed in the side wall of the fourth movable groove, a supporting spring (1601) is arranged in the fourth movable groove, a first limiting plate (160) is arranged on the supporting spring (1601), a first limiting block is arranged on the first limiting plate (160), a second limiting plate (1502) matched with the fourth movable groove is arranged on the side wall of the limiting rod (150), and a first limiting groove matched with the first limiting block is formed in the second limiting plate (1502); and a first connecting rod (1602) matched with the second through hole is arranged on the first limiting plate (160).

7. A rotary vacuum dryer as claimed in claim 1, wherein: a third through hole and a fourth through hole are formed in the first cover plate (2), a fixing screw penetrates through the third through hole, and the first cover plate (2) can rotate around the fixing screw; a fixing rod (21) penetrates through the fourth through hole, and a fixing groove matched with the fixing rod (21) is formed in the top of the barrel body (1).

8. A rotary vacuum dryer as claimed in claim 7, wherein: be equipped with on first apron (2) with sixth connecting pipe of fourth through-hole complex, be equipped with the second opening on the sixth connecting pipe lateral wall, dead lever (21) top be equipped with second opening matched with push pedal (22), be equipped with second connecting block (22) on the sixth connecting pipe lateral wall, be equipped with the second spout on second connecting block (22), be equipped with second slider (231) in the second spout, be equipped with on second slider (231) with sixth connecting pipe matched with third fixed plate (23), be equipped with fixed spring (232) on second slider (231).

9. A rotary vacuum dryer as claimed in claim 1, wherein: one end of the gas pipe (31) is connected with a third limiting plate (32) through threads, and a third cavity communicated with the gas pipe (31) is formed in the third limiting plate (32); the bottom of the second connecting pipe (12) is provided with a seventh connecting pipe matched with the gas conveying pipe (31), the seventh connecting pipe is provided with a fourth fixing plate (122), the side wall of the gas conveying pipe (31) is provided with a fourth groove matched with the fourth fixing plate (122), and the outer side of the fourth fixing plate (122) is sleeved with a fixing ring (121).

10. A rotary vacuum dryer as claimed in claim 1, wherein: a first connecting disc (181) is arranged at one end of the water inlet pipe (18), a first water conveying pipe (19) penetrates through the first connecting disc (181), and a fourth limiting plate (191) is arranged at one end of the first water conveying pipe (19); outlet pipe (16) one end is equipped with second connection pad (161), wear to be equipped with second raceway (17) in second connection pad (161), second raceway (17) one end is equipped with fifth limiting plate (171), first connection pad (181) are the loop configuration, second raceway (17) wear to locate in first connection pad (181).