CN113082766B

CN113082766B - Vacuum cleaning tank convenient for discharging

Info

Publication number: CN113082766B
Application number: CN202110320540.8A
Authority: CN
Inventors: 邹志益; 周一鸣; 方静芬
Original assignee: Changshu Xinghai Pharmaceutical Co ltd
Current assignee: Changshu Xinghai Pharmaceutical Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2022-04-22
Anticipated expiration: 2041-03-25
Also published as: CN113082766A

Abstract

The utility model relates to a vacuum cleaning jar convenient to ejection of compact relates to the field of vacuum cleaning jar, and it includes a jar body, the top of jar body is equipped with the stirring piece, the middle part of jar body is equipped with the filter screen, the bottom intercommunication of the jar body has the suction filter, the discharging pipe is worn to be equipped with in the bottom of the jar body, the discharge opening has been seted up on the filter screen, in the discharge opening was located at the top of discharging pipe, the top of discharging pipe is equipped with the plugging device that the control discharging pipe leads to and closes. This application has the liquid medicine ejection of compact convenience, is convenient for promote production efficiency's effect.

Description

Vacuum cleaning tank convenient for discharging

Technical Field

The application relates to the field of vacuum cleaning tanks, in particular to a vacuum cleaning tank convenient for discharging.

Background

In the pharmaceutical process, after the reaction, the liquid medicine generally needs to enter a cleaning tank for cleaning to remove impurities.

The washing jar among the correlation technique is including jar body and setting up in the filter screen at jar body middle part, and the liquid medicine that is the mushy state is placed on the filter screen, and the mesh setting of filter screen is thinner for be difficult to pass under the liquid medicine general state, the top of jar body is equipped with the stirring piece that is used for stirring the liquid medicine, is equipped with the discharge gate on the middle part lateral wall of jar body, the diapire and the filter screen parallel and level of discharge gate, the bottom of jar body then the intercommunication has the suction filter. When the cleaning tank is used for cleaning liquid medicine, the liquid medicine is placed on the filter screen firstly, then water is added, the stirring piece is used for stirring the liquid medicine and the water, so that impurities in the liquid medicine are dissolved in the water, then the suction filter machine generates negative pressure, the water drives the impurities to pass through the filter screen under the action of suction force and is pumped away by the suction filter machine, and then the water, the stirring and the suction filtration are continued until the impurities in the liquid medicine are reduced to be below a set value. When the impurities in the liquid medicine are reduced to be below the set value, the worker opens the discharge hole and takes out the liquid medicine from the discharge hole through the tool.

The inventor thinks that taking out the liquid medicine from the discharge hole is troublesome.

Disclosure of Invention

In order to improve the comparatively trouble problem of liquid medicine take out, this application provides a vacuum cleaning jar convenient to ejection of compact.

The application provides a pair of vacuum cleaning jar convenient to ejection of compact adopts following technical scheme:

the utility model provides a vacuum cleaning tank convenient to ejection of compact, includes a jar body, the top of jar body is equipped with the stirring piece, the middle part of jar body is equipped with the filter screen, the bottom intercommunication of the jar body has the suction filter, the discharging pipe is worn to be equipped with in the bottom of the jar body, the discharge opening has been seted up on the filter screen, in the discharge opening was located at the top of discharging pipe, the top of discharging pipe is equipped with the plugging device that the control discharging pipe leads to and closes.

Through adopting above-mentioned technical scheme, after the liquid medicine washs and finishes, plugging device opens the discharging pipe, utilizes gravity to make the liquid medicine pass through the discharging pipe and is discharged, need not artifical adoption instrument and takes out the liquid medicine, and is comparatively convenient, and the ejection of compact of the liquid medicine of being convenient for has promoted production efficiency.

Optionally, the discharge hole is lower than other positions of the filter screen.

Through adopting above-mentioned technical scheme, the discharge opening is less than other positions on the filter screen, during the ejection of compact, is convenient for make the liquid medicine flow to the discharging pipe under the effect of gravity, is convenient for promote the efficiency of the ejection of compact.

Optionally, the stirring piece is including locating the fixed plate at jar body top and locating the fixed axle on the fixed plate, the fixed axle is worn in the fixed plate along the axial of the jar body, coaxial cover is equipped with the (mixing) shaft on the fixed axle, the (mixing) shaft is equipped with stirring vane towards the one end of filter screen, stirring vane is located the jar internally, be equipped with on the fixed plate and be used for driving (mixing) shaft pivoted drive assembly.

Through adopting above-mentioned technical scheme, first drive assembly drive (mixing) shaft rotates, and the (mixing) shaft then drives stirring vane and rotates, and then stirs liquid medicine and water, and the impurity in the liquid medicine is dissolved in the process of water with higher speed, promotes the cleaning efficiency.

Optionally, plugging device is including locating the removal axle in the fixed axle and locating the epaxial shutoff piece of removal, the shutoff piece sets up in the one end that removes the axle towards the filter screen, the shutoff piece is located the discharging pipe, and with the inner wall looks adaptation of discharging pipe, be equipped with the drive on the fixed plate and remove the moving mechanism of axle along its axial displacement.

Through adopting above-mentioned technical scheme, when the discharging pipe need be opened, moving mechanism drive removes epaxial shifting for the shutoff piece breaks away from the discharging pipe, and the material of being convenient for flows in the discharging pipe, the ejection of compact of being convenient for.

Optionally, the moving mechanism includes a gear rotatably connected to the fixed plate and a second driving assembly for driving the gear to rotate, the gear is in threaded connection with the moving shaft, a sliding block is arranged on the side wall of the moving shaft, and a sliding groove in sliding connection with the sliding block is arranged on the inner wall of the fixed shaft along the vertical direction.

Through adopting above-mentioned technical scheme, when removing the axle and need removing, second drive assembly drive gear rotates, and gear rotation drives the direction removal of removal axle along the spout again, is convenient for drive shutoff piece and removes, controls the logical closure of discharging pipe.

Optionally, the filter screen includes the fixed mesh that can be passed by the liquid medicine and the filter cloth that can be passed by water, the fixed mesh is fixed in on the inner wall of the jar body, the filter cloth sets up on the fixed mesh, the fixed mesh passes through fixing device and can dismantle with the filter cloth and be connected.

Through adopting above-mentioned technical scheme, the fixed screen is fixed in on the internal wall of jar for the support, the filter cloth passes through fixing device and fixed screen fixed connection, the change of the filter screen of being convenient for, reduce filter screen used repeatedly after the filter effect descend by a wide margin, lead to influencing the possibility of the separation of impurity and liquid medicine.

Optionally, the fixing device comprises a fixing ring and a pressing ring, the fixing ring is placed on the fixing net, the filter cloth is placed on the fixing ring, the pressing ring is placed on the filter cloth, the fixing ring is provided with a sliding rod towards the pressing ring, one end, away from the fixing ring, of the sliding rod is provided with a fixing block, the filter cloth is provided with a positioning hole for the fixing block to pass through, the pressing ring is provided with a fixing hole for the fixing block to pass through, the side wall of the fixing hole is communicated with a connecting hole, and the fixing block cannot pass through the connecting hole along the axial direction of the tank body.

Through adopting above-mentioned technical scheme, during fixed filter cloth, place the filter cloth on solid fixed ring, make the locating hole cover on the slide bar simultaneously, then press the clamp ring on the filter cloth to make the fixed orifices cover on the slide bar, then rotate the clamp ring, make the slide bar be in the connecting hole, and then make the clamp ring fixed the filter cloth, the dismouting of the filter cloth of being convenient for simultaneously.

Optionally, a connecting disc is rotatably connected to a part of the moving shaft above the gear, a connecting rod is fixed to the connecting disc and faces the compression ring, and one end, far away from the connecting disc, of the connecting rod is fixedly connected with the compression ring.

By adopting the technical scheme, the connecting disc is connected with the movable shaft, the connecting disc is driven to move when the movable shaft moves, the connecting disc drives the compression ring to move, and when the sliding rod is positioned in the fixed hole, the connecting disc drives the compression ring to move upwards, so that the filter cloth is convenient to disassemble and assemble; when the slide bar was located the connecting hole, the connection pad drove the clamp ring and shifts up, drove solid fixed ring and filter cloth simultaneously and shifts up, and the discharging pipe was in the open mode this moment, and the edge of filter cloth is mentioned the back, and the holistic inclination of filter cloth is bigger, and the liquid medicine of being convenient for flows towards the discharge opening, further promotes ejection of compact efficiency.

Optionally, the movable shaft is fixed with a fixed disk, one end of the connecting disk, facing the compression ring, abuts against the fixed disk, a through hole is formed in the connecting disk, a first limiting hole is formed in the fixed disk, the through hole and the first limiting hole are internally provided with a same locking bolt in a penetrating mode, a second limiting hole equal to the first limiting hole in diameter is further formed in the fixed disk, when the locking bolt penetrates through the through hole and the first limiting hole simultaneously, the connecting rod is located in the fixed hole, when the locking bolt penetrates through the through hole and the second limiting hole simultaneously, the connecting rod is located in the connecting hole.

By adopting the technical scheme, when the locking bolt simultaneously penetrates through the through hole and the first limiting hole, the pressing ring is not connected with the fixing ring, and when the movable shaft moves, only the pressing ring is driven to move; when the locking bolt penetrates through the through hole and the second limiting hole simultaneously, the movable shaft moves to drive the compression ring, the fixing ring and the filter cloth to move upwards simultaneously, and the locking bolt limits the circumferential position of the connecting disc after the connecting disc is convenient to switch the two modes.

Optionally, the fixing ring is provided with a containing cylinder for containing liquid medicine, and the outer wall of the compression ring is abutted to the inner wall of the containing cylinder.

Through adopting above-mentioned technical scheme, hold a section of thick bamboo and be convenient for hold liquid medicine and water, when reducing the filter cloth simultaneously and being mentioned, the possibility that the liquid medicine is revealed from the filter cloth outside.

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

1. through the arrangement of the discharge pipe, the discharge hole and the plugging device, the liquid medicine discharging device has the effects of convenient liquid medicine discharging and convenient production efficiency improvement;

2. through the setting of connection pad, connecting rod, clamp ring and solid fixed ring, utilized a driving source to drive shutoff piece and clamp ring simultaneously, the clamp ring has two kinds of states changeable again simultaneously, compact structure has promoted the practicality.

Drawings

Fig. 1 is a schematic structural diagram of the whole in the embodiment of the present application.

Fig. 2 is a schematic structural diagram of the stirring piece, the plugging device, the filter screen and the fixing device in the embodiment of the application.

Fig. 3 is a schematic structural diagram showing a slide block and a slide groove in the embodiment of the present application.

Fig. 4 is a partially enlarged view of a portion B in fig. 2.

Fig. 5 is a partially enlarged view of a portion a in fig. 1.

Description of reference numerals: 1. a tank body; 11. a maintenance port; 12. a sliding groove; 2. a stirring member; 21. a fixing plate; 211. a support bar; 22. a fixed shaft; 221. a chute; 23. a stirring shaft; 231. a stirring blade; 232. a first motor; 24. an avoidance groove; 3. filtering with a screen; 31. a discharge hole; 32. a discharge pipe; 33. fixing the net; 34. filtering cloth; 35. a fixing device; 351. a fixing ring; 3511. a slide bar; 3512. a fixed block; 3513. a containing cylinder; 3514. a sliding block; 352. a compression ring; 3521. a fixing hole; 3522. connecting holes; 353. a rotating assembly; 3531. a connecting disc; 3532. a connecting rod; 4. a suction filter; 5. a plugging device; 51. a movable shaft; 511. a slider; 512. a locking assembly; 5121. fixing the disc; 5122. locking the bolt; 5123. a first limit hole; 5124. a second limiting hole; 52. a plugging block; 521. a conical surface; 53. a moving mechanism; 531. a gear; 532. a second drive assembly; 5321. a second motor; 5322. and a driving wheel.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses vacuum cleaning jar convenient to ejection of compact.

Referring to fig. 1 and 2, a vacuum cleaning tank convenient to ejection of compact includes a jar body 1, and the top of jar body 1 is equipped with stirring piece 2, and the middle part of jar body 1 is equipped with filter screen 3, and the bottom of jar body 1 then communicates there is suction filter 4. The discharge opening 31 has been seted up on the filter screen 3, and discharge opening 31 and jar body 1 coaxial line, and filter screen 3 is gradually low trend from the juncture with jar body 1 towards discharge opening 31, and discharge opening 31 department is less than other positions of filter screen 3. A discharge pipe 32 is arranged in the discharge hole 31, the bottom of the discharge pipe 32 penetrates through the bottom of the tank body 1 and extends out of the tank body 1, and a blocking device 5 for controlling the opening and closing of the discharge pipe 32 is further arranged in the discharge pipe 32. When washing jar washing liquid medicine, put the liquid medicine on filter screen 3 earlier, then add water, the volume of water is 5 to 6 times of liquid medicine volume, and stirring piece 2 stirs liquid medicine and water afterwards for impurity in the liquid medicine is dissolved in aquatic. Then the suction filter 4 generates negative pressure, water carries impurities to pass through the filter screen 3 under the action of suction force, the impurities are pumped away by the suction filter 4, then water is continuously added, stirring and suction filtration are carried out until the impurities in the liquid medicine are reduced to be below a set value, and the water adding frequency is generally 4-5 times. When the impurities in the liquid medicine are reduced to be below the set value, the top of the discharge pipe 32 is controlled to be opened by the plugging device 5, the liquid medicine flows into the discharge pipe 32 along the inclination of the filter screen 3, is led out of the tank body 1, and enters the next procedure.

Referring to fig. 1 and 2, the stirring element 2 includes a fixing plate 21 disposed on the top of the tank body 1 and a fixing shaft 22 disposed on the fixing plate 21, a supporting rod 211 is fixed on the bottom wall of the fixing plate 21, one end of the supporting rod 211, which is far away from the fixing plate 21, is fixedly connected to the tank body 1, and a plurality of supporting rods 211 are arranged in a circumferential array along the tank body 1 to improve the stability of the fixing plate 21. The fixed shaft 22 is fixed on the bottom wall of the fixed plate 21 along the axial direction of the tank body 1, the stirring shaft 23 is coaxially sleeved on the fixed shaft 22, the stirring shaft 23 is rotatably connected with the fixed shaft 22, and the fixed plate 21 is provided with a first driving assembly for driving the stirring shaft 23 to rotate. The first driving assembly comprises a first motor 232, the first motor 232 is fixed on the bottom wall of the fixing plate 21, and an output shaft of the first motor 232 is in transmission with the stirring shaft 23 through belt transmission. Stirring shaft 23 is fixed with stirring vane 231 towards the one end of filter screen 3, and stirring vane 231 is located jar internal 1, and is provided with a plurality ofly along the circumference array of stirring shaft 23. During the stirring, first motor 232 starts, and it is solid through belt drive (mixing) shaft 23 rotation, and (mixing) shaft 23 then drives stirring vane 231 and rotates, stirs liquid medicine and water to impurity dissolves in the process of water with higher speed.

Referring to fig. 2, the occluding device 5 comprises a movable shaft 51 and an occluding member, the movable shaft 51 is slidably connected in the fixed shaft 22 and is coaxial with the fixed shaft 22. The plugging piece comprises a plugging block 52, the plugging block 52 is fixed at one end of the movable shaft 51 facing the filter screen 3, one end of the plugging block 52 far away from the filter screen 3 is provided with a conical surface 521, and the conical surface 521 is convenient to insert into an inner hole of the discharge pipe 32. The tapered surface 521 abuts against the side edge of the inner hole of the discharge pipe 32 to close the inner hole of the discharge pipe 32. The fixed plate 21 is provided with a moving mechanism 53 for driving the moving shaft 51 to move along the axial direction of the tank body 1, and further controlling the plugging block 52 to plug the discharging pipe 32.

Referring to fig. 2 and 3, the moving mechanism 53 includes a gear 531 and a second driving assembly 532, the second driving assembly 532 includes a second motor 5321 and a driving wheel 5322, the second motor 5321 is fixed on the top wall of the fixing plate 21, and an output shaft of the second motor 5321 is coaxially fixed with the driving wheel 5322. The gear 531 is rotatably connected to the top wall of the fixed plate 21 and is engaged with the driving wheel 5322. One end of the movable shaft 51, which is far away from the filter screen 3, penetrates through the fixed plate 21 and is in threaded connection with the gear 531. The side wall of the moving shaft 51 is further fixed with a sliding block 511, the inner wall of the fixed shaft 22 is provided with a sliding groove 221 along the self-axial direction, and the sliding block 511 is connected with the sliding groove 221 in a sliding manner. When the moving shaft 51 needs to move, the second motor 5321 is started to drive the driving wheel 5322 to rotate, the driving wheel 5322 drives the gear 531 to rotate, the gear 531 drives the moving shaft 51 to move along the axial direction of the moving shaft 51 by virtue of the threaded connection with the moving shaft 51, and then the height of the blocking block 52 is adjusted to control the opening and closing of the discharging pipe 32.

Referring to fig. 3 and 4, the filter screen 3 includes a fixing screen 33 and a filter cloth 34, the fixing screen 33 is fixed on the inner wall of the tank body 1, and the filter cloth 34 is located above the fixing screen 33 and fixed by a fixing device 35. The mesh size of the fixing net 33 is large to allow at least the liquid medicine to pass through, and the filter cloth 34 may be 100 mesh or 150 mesh, so that water with impurities may pass through the filter cloth 34, while the liquid medicine may not pass through the filter cloth 34.

Referring to fig. 4, the fixing device 35 includes a fixing ring 351 and a pressing ring 352, the filter cloth 34 is placed on the fixing ring 351, and the pressing ring 352 presses the filter cloth 34. The fixing ring 351 is welded with a plurality of sliding rods 3511 facing the compression ring 352, the sliding rods 3511 are arranged along the circumferential array of the fixing ring 351, and one end, away from the fixing ring 351, of each sliding rod 3511 is welded with a fixing block 3512. The filter cloth 34 is provided with a positioning hole through which the fixing block 3512 penetrates, the clamp ring 352 is provided with a fixing hole 3521 through which the fixing block 3512 penetrates, the side wall of the fixing hole 3521 is provided with a connecting hole 3522 along the circumferential direction of the clamp ring 352, the width of the connecting hole 3522 is consistent with the diameter of the slide rod 3511, and the diameter of the fixing block 3512 is larger than that of the slide rod 3511. When the filter cloth 34 needs to be pressed and fastened, the filter cloth 34 is placed on the fixing ring 351, the positioning holes are sleeved on the sliding rods 3511, then the pressing ring 352 is placed on the filter cloth 34, the fixing holes 3521 are sleeved on the sliding rods 3511, then the pressing ring 352 is rotated, the sliding rods 3511 are located in the connecting holes 3522, at the moment, the fixing blocks 3512 are abutted to one end, away from the fixing ring 351, of the pressing ring 352, the filter cloth 34 is fixed through the cooperation of the sliding rods 3511 and the positioning holes, and the possibility that the filter cloth 34 flutters is reduced.

Referring to fig. 1 and 2, in order to facilitate rotation of the clamp ring 352, the moving shaft 51 is further provided with a rotating assembly 353, the rotating assembly 353 includes a connecting disc 3531 and connecting rods 3532, the connecting disc 3531 is rotatably connected with a portion of the moving shaft 51 located above the fixed plate 21, the connecting rods 3532 are fixedly connected to the bottom wall of the connecting disc 3531, one end of each connecting rod 3532, which is far away from the connecting disc 3531, is fixedly connected with the top wall of the clamp ring 352, and a plurality of the connecting rods 3532 are arranged in a circumferential array along the clamp ring 352, and may be three or four. When the clamp ring 352 needs to be rotated, the connecting disc 3531 is rotated to drive the connecting rod 3532 to rotate, and then the clamp ring 352 is driven to rotate. During the installation, connecting rod 3532 avoids first drive assembly and second drive assembly 532 setting, is provided with the groove 24 of dodging that avoids connecting rod 3532 on the fixed plate 21, and the connecting rod 3532 of being convenient for rotates.

Referring to fig. 5, the moving shaft 51 is further provided with a locking assembly 512, the locking assembly 512 includes a fixed disc 5121 and a locking bolt 5122, the fixed disc 5121 is coaxially fixed on the moving shaft 51, the fixed disc 5121 is located between the connecting disc 3531 and the fixed plate 21, the connecting disc 3531 is provided with a through hole, the locking bolt 5122 is inserted into the through hole, the fixed disc 5121 is provided with a first limiting hole 5123 and a second limiting hole 5124, and the distance between the first limiting hole 5123 and the axis of the second limiting hole 5124 and the axis of the fixed disc 5121 is equal to the distance between the through hole and the fixed disc 5121. When the locking bolt 5122 simultaneously passes through the through-hole and the first stopper hole 5123, the sliding rod 3511 is positioned in the fixing hole 3521, and when the locking bolt 5122 simultaneously passes through the through-hole and the second stopper hole 5124, the sliding rod 3511 is positioned in the connecting hole 3522.

The movable shaft 51 is driven by the second motor 5321 to move up and down, so that when the sliding rod 3511 is located in the fixing hole 3521, and the movable shaft 51 moves up, the connecting disc 3531 is driven to move up, and the connecting disc 3531 drives the compression ring 352 to move up through the connecting rod 3532, thereby facilitating the replacement of the filter cloth 34; when the sliding rod 3511 is located the connecting hole 3522, the moving shaft 51 moves upwards to drive the connecting disc 3531 to move upwards, the compression ring 352, the filter cloth 34 and the fixing ring 351 also move upwards simultaneously, the blocking block 52 is separated from the discharge pipe 32 at the moment, the liquid medicine flows towards the discharge pipe 32, the edge of the filter cloth 34 is lifted, the gravitational potential energy of the liquid medicine flowing towards the discharge pipe 32 is increased, and the discharge efficiency is improved. Since the filter cloth 34 has a certain toughness and the amount of the chemical solution is not large, the filter cloth 34 is not easily torn.

Referring to fig. 1 and 4, a holding cylinder 3513 is fixed on the top wall of the fixing ring 351 and used for holding liquid medicine and water, so that the possibility of leakage of the liquid medicine between the fixing ring 351 and the inner wall of the tank body 1 when the fixing ring 351 moves is reduced. A sliding block 3514 is fixed on the outer wall of the fixing ring 351, and a sliding groove 12 is formed in the inner wall of the tank body 1 along the axial direction of the tank body for allowing the sliding block 3514 to slide and limiting the circumferential movement of the containing cylinder 3513. Jar body 1 all is provided with maintenance mouth 11 on the lateral wall with holding a section of thick bamboo 3513, and when solid fixed ring 351 and fixed network 33 butt, two maintenance mouths 11 coincided, and maintenance mouth 11 generally is in and closes and sealed state, opens when needing to maintain or change filter cloth 34, and the operating personnel of being convenient for changes filter cloth 34 or maintains.

The implementation process of the vacuum cleaning tank convenient for discharging in the embodiment of the application is as follows: when wasing jar washing liquid medicine, put the liquid medicine in holding a section of thick bamboo 3513 earlier, and be located filter cloth 34, then add water, the volume of water is 5 to 6 times of liquid medicine volume, and first motor 232 starts afterwards, drives (mixing) shaft 23 and stirring vane 231 and rotates, stirs liquid medicine and water for impurity in the liquid medicine is dissolved in the aquatic. Then the suction filter 4 generates negative pressure, the water carries impurities to pass through the filter cloth 34 under the action of suction force, the impurities are pumped away by the suction filter 4, and then the water is continuously added, stirred and filtered. After adding water for 4 to 5 times, the second motor 5321 is started to drive the driving wheel 5322 to rotate, the driving wheel 5322 drives the gear 531 to rotate, the gear 531 drives the moving shaft 51 to move upwards, and the moving shaft 51 drives the blocking block 52 to move upwards, so that the discharging pipe 32 is opened to discharge water. The moving shaft 51 drives the edge of the filter cloth 34 to move upwards at the same time, and the discharging speed is accelerated. The chemical liquid is discharged out of the tank body 1 through the discharge pipe 32, and then enters the next process.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, 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. The utility model provides a vacuum cleaning tank convenient to ejection of compact, includes a jar body (1), the top of jar body (1) is equipped with stirring piece (2), the middle part of the jar body (1) is equipped with filter screen (3), the bottom intercommunication of the jar body (1) has suction filter (4), its characterized in that: a discharge pipe (32) penetrates through the bottom of the tank body (1), a discharge hole (31) is formed in the filter screen (3), the top of the discharge pipe (32) is arranged in the discharge hole (31), and a blocking device (5) for controlling the discharge pipe (32) to open and close is arranged at the top of the discharge pipe (32);

the stirring part (2) comprises a fixing plate (21) arranged at the top of the tank body (1) and a fixing shaft (22) arranged on the fixing plate (21), the fixing shaft (22) penetrates through the fixing plate (21) along the axial direction of the tank body (1), a stirring shaft (23) is coaxially sleeved on the fixing shaft (22), a stirring blade (231) is arranged at one end, facing the filter screen (3), of the stirring shaft (23), the stirring blade (231) is located in the tank body (1), and a first driving assembly used for driving the stirring shaft (23) to rotate is arranged on the fixing plate (21);

the plugging device (5) comprises a moving shaft (51) arranged in a fixed shaft (22) and a plugging piece arranged on the moving shaft (51), the plugging piece is arranged at one end, facing the filter screen (3), of the moving shaft (51), one end, far away from the moving shaft (51), of the plugging piece plugs an inner hole of the discharge pipe (32), and a moving mechanism (53) for driving the moving shaft (51) to move along the axial direction of the moving shaft is arranged on the fixed plate (21);

the filter screen (3) comprises a fixing net (33) which can be penetrated by liquid medicine and a filter cloth (34) which can be penetrated by water, the fixing net (33) is fixed on the inner wall of the tank body (1), the filter cloth (34) is arranged on the fixing net (33), and a fixing device (35) for fixing the filter cloth (34) is arranged on the fixing net (33);

the fixing device (35) comprises a fixing ring (351) and a compression ring (352), the fixing ring (351) is placed on a fixing net (33), the filter cloth (34) is placed on the fixing ring (351), the compression ring (352) is placed on the filter cloth (34), the fixing ring (351) is provided with a sliding rod (3511) towards the compression ring (352), one end, far away from the fixing ring (351), of the sliding rod (3511) is provided with a fixing block (3512), the diameter of the fixing block (3512) is larger than that of the sliding rod (3511), the filter cloth (34) is provided with a positioning hole for the fixing block (3512) to pass through, the compression ring (352) is provided with a fixing hole (3521) for the fixing block (3512) to pass through, the side wall of the fixing hole (3521) is communicated with a connecting hole (3522), and the diameter of the sliding rod (3511) is equal to the width of the connecting hole (3522);

the part of the moving shaft (51) above the gear (531) is rotatably connected with a connecting disc (3531), a connecting rod (3532) is fixed on the connecting disc (3531) and faces the compression ring (352), and one end, far away from the connecting disc (3531), of the connecting rod (3532) is fixedly connected with the compression ring (352).

2. The vacuum cleaning tank convenient for discharging of claim 1, wherein: the discharge hole (31) is lower than other positions of the filter screen (3).

3. The vacuum cleaning tank convenient for discharging as claimed in claim 2, wherein: moving mechanism (53) including rotate connect in gear (531) on fixed plate (21) and be used for driving gear (531) pivoted second drive assembly (532), gear (531) and removal axle (51) threaded connection, be equipped with slider (511) on the lateral wall of removal axle, be equipped with spout (221) with slider (511) sliding connection along vertical direction on the inner wall of fixed axle (22).

4. A vacuum cleaning tank convenient for discharging according to claim 3, characterized in that: the part that removal axle (51) is located fixed plate (21) top is fixed with fixed disk (5121), be equipped with the through-hole on connection pad (3531), be equipped with first spacing hole (5123) on fixed disk (5121), wear to be equipped with same locking bolt (5122) in through-hole and first spacing hole (5123), still be equipped with on fixed disk (5121) and spacing hole of second (5124) that equals with first spacing hole (5123) diameter, when locking bolt (5122) passed through-hole and first spacing hole (5123) simultaneously, slide bar (3511) is located fixed orifices (3521), when locking bolt (5122) passed through-hole and spacing hole of second (5124) simultaneously, slide bar (3511) is located connecting hole (3522).

5. The vacuum cleaning tank convenient for discharging as claimed in claim 4, wherein: the fixing ring (351) is provided with a containing cylinder (3513) for containing liquid medicine, and the outer wall of the pressing ring (352) is abutted against the inner wall of the containing cylinder (3513).