CN113262888A

CN113262888A - Filter type centrifuge and use method thereof

Info

Publication number: CN113262888A
Application number: CN202110555558.6A
Authority: CN
Inventors: 邵宗强; 蓝云燕; 李祖君
Original assignee: Shenzhen Koala Ecological Technology Co ltd
Current assignee: Shenzhen Koala Ecological Technology Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-08-17

Abstract

The utility model relates to a filtration formula centrifuge relates to centrifuge's technical field, and it includes staving, centrifugal drum and crosses the filter bag, and the staving is arranged in avoiding the liquid that produces to splash everywhere among the centrifugation process, and centrifugal drum is used for driving and keeps away from the centrifugal work of high-speed rotation in order to realize the raw materials, crosses the filter bag and is used for intercepting the solid that contains in the filtration raw materials. The centrifugal separation device has the effect of avoiding overlong continuous two-time centrifugal working interval time.

Description

Filter type centrifuge and use method thereof

Technical Field

The utility model belongs to the technical field of centrifuge's technique and specifically relates to a filtration formula centrifuge is related to.

Background

Centrifuges are machines that utilize centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The magnitude and magnitude of the centrifugal force, the rotational speed, the radius of rotation, and the melt mass of the material. The centrifugal machine is widely applied to chemical engineering, petroleum, food processing, pharmacy, mineral processing engineering, carbon, water treatment, nuclear energy industry, ships and other departments.

In the related technology, the centrifuge mainly adopts a filtration type centrifugation mode, the filtration type centrifuge mainly comprises a barrel body and a centrifugal drum, a plurality of centrifugal holes are formed in the centrifugal drum, the centrifugal drum can be arranged in the barrel body in a high-speed rotating mode, the filtration type centrifugation is to accelerate a liquid phase in a solid-liquid mixed solution and throw the liquid phase out of the centrifugal drum through the centrifugal holes by means of centrifugal force generated by the centrifugal drum running at a high speed, and a solid phase is left in the centrifugal drum, so that the effect of separating the solid from the liquid is achieved.

In view of the above-mentioned related technologies, the present inventors believe that solids after centrifugation adhere to the inner wall of the centrifuge drum and block the centrifugal holes in the side wall of the centrifuge drum, and when the next centrifugation operation is required, it takes a long time for workers to remove the solids adhering to the inner wall of the centrifuge drum and some particles blocking the centrifugal holes, resulting in a long time between two consecutive centrifugation operations, and thus an improvement is needed.

Disclosure of Invention

In order to solve the problem that the time interval between two continuous centrifugal work is long, the application provides a filtering type centrifugal machine and a using method thereof.

In a first aspect, the present application provides a filter centrifuge, which adopts the following technical solution.

A filtering centrifuge comprising:

the upper end opening of the barrel body is provided with a barrel cover;

the centrifugal drum is arranged in the barrel body in a highly rotatable manner, an opening is formed in the upper end of the centrifugal drum, and a plurality of through holes are formed in the side wall of the centrifugal drum;

and the filter bag is placed in the centrifugal drum, an opening at the upper end of the filter bag is arranged, and the edge at the upper end of the filter bag is detachably connected with the opening at the upper end of the centrifugal drum.

Through adopting above-mentioned technical scheme, utilize the centrifugal rotary drum and the cooperation of crossing between the bag can carry out centrifugal separation work to the solid and the liquid of raw materials, through pouring the raw materials into in the filter bag, then utilize the centrifugal rotary drum to drive and cross the high-speed rotation of filter bag, play simultaneously and support and cross the filter bag in order to prevent that the filter bag from taking place to warp at high-speed rotation in-process, utilize the staving to play the liquid of collecting from the interior separation of centrifugal rotary drum, after raw materials centrifugation, remaining solid can remain in the filter bag, at this moment, only need directly change to cross the filter bag, and do to wash the centrifugal rotary drum slightly and can carry out next centrifugal work.

Optionally, the barrel body includes:

the upper end of the body is provided with an opening, and the middle part of the bottom surface of the inner cavity of the body is arranged in an upward arch manner;

the supporting legs are provided with a plurality of pieces, each supporting leg is arranged on the outer wall of the body, and the supporting legs are circumferentially arranged around the axis of the body;

and the drain pipe is arranged at the bottom edge of the body, and one end of the drain pipe is communicated with the inside of the body.

Through adopting above-mentioned technical scheme, utilize the landing leg can play the effect of suspension body for the body that the bottom was provided with the drain pipe can be stable installs subaerial, simultaneously, because the bottom surface middle part indent setting of body inner chamber, consequently, the inside of body can form annular groove one, can play the effect of the liquid that converges, the liquid discharge of being convenient for.

Optionally, the barrel further comprises:

the supporting frames are circumferentially arranged around the axis of the barrel body and are arranged at the upper end of the barrel body, and the supporting frames are arranged on the inner wall of the barrel body;

the roller is provided with a plurality of rollers, each roller is rotatably connected with one end of each support frame, which is far away from the inner wall of the barrel body, and the axis of each roller is vertically arranged;

the outer wall of the rotary drum body is in rolling connection with the outer wall of each roller.

Through adopting above-mentioned technical scheme, utilize the support frame to play the effect with gyro wheel swing joint on the barrel inner wall, utilize each gyro wheel to play the effect of supporting the centrifugal drum upper end of support, avoid the centrifugal drum to rotate the in-process at high speed and take place to rock, ensure the job stabilization of centrifugal drum.

Optionally, the barrel cover includes:

the edge of the outer cover is detachably connected with the upper end opening of the barrel body;

and the lower end of the communicating pipe penetrates through the outer cover and extends into the centrifugal drum, the upper end of the communicating pipe is communicated with the three-way valve through a hose, and two interfaces of the three-way valve, which are far away from the communicating pipe, are respectively communicated with the raw material and an external water source.

Through adopting above-mentioned technical scheme, utilize the enclosing cover can play sealed staving upper end open-ended effect, avoid the raw materials in centrifugal process by directly getting rid of outside the staving, utilize the cooperation between communicating pipe and the three-way valve for external raw materials and clear water can utilize the automatic transport of mode of pump sending to advance the staving in, effectively reduce the manual work.

Optionally, the barrel cover further includes:

the inner cover is arranged below the outer cover, is in sealing connection with the outer wall of the communication pipe, and is rotatably connected with the outer wall of the communication pipe;

wherein, the edge of inner cover sets up in the upper end opening part of centrifugal rotary drum.

Through adopting above-mentioned technical scheme, utilize the inner cup to play the effect of hiding centrifugal rotary drum upper end open-ended, make the raw materials can not throw away the filter bag because of the accident in centrifugal process outside, simultaneously, utilize the inner cup can also make and cross the filter bag and seal relatively, after centrifugation, cross the filter bag and have part through the through-hole to bulge outside the centrifugal rotary drum, at this moment, can utilize the pump machine to pass through the drain pipe to staving in pump send compressed air, utilize compressed air will cross the outer part of filter bag bulge centrifugal rotary drum and reset, thereby be convenient for cross the filter bag and take out.

Optionally, the barrel cover further includes:

the cross section of the cover body is arranged in a round table shape, the opening area of the upper end of the cover body is smaller than that of the lower end of the cover body, and the upper end of the cover body is connected with the lower end of the communicating pipe;

the cross section of the flow distribution plate is arranged in a conical shape, and the flow distribution plate is arranged in the cover body;

the connecting rods are provided with a plurality of connecting rods, one end of each connecting rod is connected with the top of the flow distribution plate, and the other end of each connecting rod is connected with the inner wall of the communicating pipe;

the inner wall of the cover body and the outer surface of the flow distribution plate are directly enclosed to form a flow distribution channel with the cross section in the shape of a Chinese character 'ba'.

Through adopting above-mentioned technical scheme, utilize the cooperation between the cover body and the flow distribution plate to form tiny reposition of redundant personnel passageway, after the raw materials gets into in the reposition of redundant personnel passageway from the communicating tube, the raw materials can fall to the position that is close to filter bag upper end opening part because reposition of redundant personnel passageway, at this moment, the raw materials can be because centrifugal action and slow downward flow, thereby make the distribution that the raw materials can be even on crossing the filter bag inner wall, ensure the centrifugal effect to the raw materials, filter the effect that the raw materials passes through the flow distribution plate, can be even spill on a rotary drum sieve section of thick bamboo, can not because the thickness of filtering the raw materials on a rotary drum sieve section of thick bamboo all causes rinsing speed slow, can accelerate rinsing speed.

Optionally, the centrifuge drum comprises:

the outer wall of the upper end of the reinforcing framework is rotatably connected with each roller;

the upper end of the screen drum is provided with an opening, the outer wall of the screen drum is fixedly connected with the reinforcing framework, and each through hole is formed in the screen drum;

and the driving device is arranged at the lower end of the barrel body, and the output end of the driving device is arranged in the barrel body in a penetrating manner and is connected with the bottom of the reinforcing framework.

Through adopting above-mentioned technical scheme, utilize drive arrangement to drive and strengthen the skeleton and rotate, utilize to strengthen the anti deformability that the skeleton increased a sieve section of thick bamboo, utilize a sieve section of thick bamboo to support the bearing effect to the filter bag to ensure that the filter bag can play the separation effect to the solid and the liquid of raw materials.

Optionally, the skeleton includes:

the device comprises a barrel body, a plurality of U-shaped rods and a plurality of clamping pieces, wherein the barrel body is provided with a plurality of clamping holes;

the connecting rings are arranged along the length direction of the U-shaped rods and are fixedly connected with the U-shaped rods;

and the peripheral side of the bottom frame is fixed with the lower end of each U-shaped rod.

Through adopting above-mentioned technical scheme, utilize the cooperation between U type pole and the go-between, can make up and form an upper end open-ended rots body, the liquid of being convenient for sees through the skeleton and discharges, simultaneously, can ensure to strengthen the effect to the lateral wall of a sieve section of thick bamboo, utilizes the underframe can play the effect of supporting a sieve section of thick bamboo bottom.

In a second aspect, the present application provides a method for using a filter centrifuge, which adopts the following technical solution.

A method of use for a filtering centrifuge as described above, comprising the steps of:

s1, communicating the raw material and the interior of the barrel body by using a three-way valve, so that the raw material can be conveyed into the centrifugal drum in a pumping mode;

s2, controlling the centrifugal drum to start to rotate at a high speed in the process of conveying the raw materials into the centrifugal drum, and carrying out centrifugal treatment on the raw materials;

s3, controlling the three-way valve to cut off after the raw material centrifugal treatment is finished, and pumping compressed air from the water discharge port to the barrel by using an external pump;

and S4, opening the cover body, taking out the filter bag, and directly replacing the filter bag with a new one.

Through adopting above-mentioned technical scheme, utilize the automatic feeding work that S1 can accomplish the raw materials, utilize S2 can realize the centrifugal work of raw materials, utilize S3 to make the filter bag drum out the part outside the screen drum can reset, utilize S4 to make and directly carry out next centrifugal work at last, need not to wait.

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

when the centrifugal work needs to be continuously carried out, the interval between two adjacent centrifugal works is not required to be too long, and the efficiency is effectively improved;

the filter bag with the specification can be replaced according to actual needs, so that the centrifugal filter bag can be suitable for centrifugal filtration of different requirements, and the application range is effectively improved;

compressed air can be blown into the barrel body, so that an area formed by enclosing between the inner wall of the barrel body and the outer wall of the filter bag is in a high-pressure state, the effect of resetting the part of the filter bag blown out of the sieve barrel is achieved, and the filter bag is convenient to take out;

the rotation speed of the centrifuge can be changed in a stepless way, and different centrifuge rotation speeds can be adopted according to different particle sizes (coarse particles, fine particles and fine particles) of filtered solids. The rotation speed of the centrifuge needs to be higher as the particle size of the filtered solids becomes finer. (when the rotating speed of the centrifuge is unchanged, the finer the particle size of the filtered solid is, the finer the filtering size of the adopted filtering bag is, and the finer the filtering size of the filtering bag is, the more difficult the liquid passes through the filtering bag, and the longer the time is, the lower the dehydration rate of the filtered solid is, the higher the water content is, the purpose of solid-liquid separation and thorough rinsing cannot be achieved, and the obtained solid has the conditions of low purity and high water content);

the rinsing purpose is to continuously dilute some chemical reagents and substances existing in the filtered solid by rinsing water to achieve the purpose of removing the chemical reagents and substances;

the effects of the strengthening ribs, the supporting frame and the rollers are added, so that the centrifugal drum can be prevented from causing safety and equipment accidents caused by the fact that the centrifugal drum generates a huge asymmetric centrifugal force phenomenon in high-speed rotation because a screen cylinder and a filter bag are suddenly broken under the action of strong centrifugal force (the tensile property of the screen cylinder (arc-shaped plate) and the filter bag is reduced after the screen cylinder and the filter bag are used for a long time and many times) so that filter raw materials enter the body;

the existing centrifugal machine has the problems that the filtering effect on solid with micro-fine particle size is poor, the water content in the solid after filtering and rinsing is large, the purity of the solid is not high (containing other chemical reagents and other substances), or the filtering efficiency is low, and the rinsing water consumption is large. The centrifugal filter apparatus of the present patent overcomes the above deficiencies of filter apparatus.

Drawings

FIG. 1 is a front view of a filtering centrifuge of an embodiment of the present application;

FIG. 2 is a schematic internal view of a filtering centrifuge according to an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of a filter centrifuge of an embodiment of the present application;

FIG. 4 is an enlarged view of part A of FIG. 3;

FIG. 5 is a front view of the bucket body of an embodiment of the present application;

FIG. 6 is an enlarged view of part B of FIG. 5;

FIG. 7 is a front view of a centrifuge drum of an embodiment of the present application;

fig. 8 is an assembly schematic of a reinforcing cage and screen cylinder of an embodiment of the present application.

Reference numerals: 1. a barrel body; 11. a body; 12. a support leg; 13. a drain pipe; 14. a support assembly; 141. a support frame; 142. a roller; 15. an annular water collection tank; 16. an external pump; 2. centrifuging the drum; 21. a drive device; 22. reinforcing the framework; 221. a U-shaped rod; 222. a connecting ring; 223. an arcuate bar; 23. a screen cylinder; 231. an arc-shaped plate; 232. a boss portion; 233. a through hole; 234. a base plate; 235. flanging part; 3. a filter bag; 4. a barrel cover; 41. an outer cover; 411. a first perforation; 42. an inner cover; 421. a second perforation; 43. a communicating pipe; 44. a tap joint; 441. a cover body; 442. a flow distribution plate; 443. a connecting rod; 444. a flow dividing channel; 45. a hose; 46. a three-way valve; .

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses filtration formula centrifuge. Referring to fig. 1 and 2, the filter centrifuge includes a barrel 1, a centrifugal drum 2, and a filter bag 3, the barrel 1 is used to prevent liquid generated in the centrifugation process from splashing around, the centrifugal drum 2 is used to drive the raw material to rotate at a high speed, and the filter bag 3 is used to intercept and filter solids contained in the raw material.

Referring to fig. 2 and 3, an upper end opening of the tub body 1 is provided, and a tub cover 4 for closing the upper end opening of the tub body 1 is provided on the upper end opening of the tub body 1; wherein, bung 4 includes enclosing cover 41, inner cover 42, communicating pipe 43 and reposition of redundant personnel joint 44, when bung 4 installs on the barrel, enclosing cover 41 and inner cover 42 respectively with the upper end opening of staving 1 and the upper end opening sealing connection of centrifugal drum 2, the lower extreme of communicating pipe 43 wears to establish enclosing cover 41 and inner cover 42 in proper order and stretches into in the centrifugal drum 2, the raw materials directly pours into the filter bag 3 of installing in centrifugal drum 2 through this communicating pipe 43 in, reposition of redundant personnel joint 44 sets up in the lower extreme of communicating pipe 43, utilize reposition of redundant personnel joint 44 to make the raw materials can even spraying on the inner wall of filter bag 3 after flowing out from communicating pipe 43.

Referring to fig. 3, a hose 45 is communicated with the upper end of the communicating pipe 43, a three-way valve 46 is arranged at one end of the hose 45 far away from the communicating pipe 43, and two joints of the three-way valve 46 far away from the hose 45 are respectively communicated with an external raw material bin and an external water source through a pump, so that the automatic feeding and automatic flushing functions are realized.

Referring to fig. 4, a first through hole 411 is provided in the outer cover 41 and is coaxial with the outer cover 41, the upper end of the communication pipe 43 penetrates through the upper surface of the outer cover 41 through the first through hole 411, and the outer wall of the communication pipe 43 is fixedly connected to the first through hole 411; a second through hole 421 coaxial with the inner cover 42 is arranged on the inner cover 42, the lower end of the communication pipe 43 is arranged below the inner cover 42 through the second through hole 421, and the communication pipe 43 is rotatably connected with the inner cover 42; wherein, can dismantle between enclosing cover 41 and the staving 1 and be connected, inner cup 42 adopts the mode of setting up to be connected with the upper end opening of centrifugal drum 2.

Referring to fig. 4, the flow distribution joint 44 includes a cover body 441 and a flow distribution plate 442, the cover body 441 is disposed in a circular truncated cone shape, an opening area of an upper end of the cover body 441 is smaller than an opening area of a lower end of the cover body 441, an upper end of the cover body 441 is connected with a lower end of the communication pipe 43, a cross section of the flow distribution plate 442 is disposed in a circular cone shape, and the flow distribution plate 442 is disposed in the cover body 441, and a flow distribution channel 444 having a cross section in a shape of a Chinese character 'ba' can be formed by cooperation between the cover bodies 441 of the flow distribution plate 442, when the raw material flows out through the flow distribution joint 44, the raw material is sprayed into the filter bag 3 in an umbrella shape, so that the raw material can be guided to an inner wall of the upper end of the filter bag 3; the top of the diversion plate 442 is provided with a plurality of connecting rods 443, one end of each connecting rod 443, which is far away from the diversion plate 442, is connected to the inner wall of the communication pipe 43, and the diversion plate 442 suspended in the cover 441 can be fixedly connected to the communication pipe 43 by the connecting rods 443.

Referring to fig. 5, the tub body 1 includes a body 11, legs 12, a drain pipe 13 and a support assembly 14, wherein the upper end of the body 11 is open, the legs 12 are used for stably supporting the body 11, the drain pipe 13 is used for discharging liquid centrifugally filtered into the body 11, and the support assembly 14 is used for stably supporting the upper end of the centrifugal drum 2; wherein, landing leg 12 is provided with three at least, and the upper end of three landing legs 12 all is connected with the bottom of body 11, and three landing legs 12 arrange the setting around the axis circumference of body 11.

Referring to fig. 3 and 6, the middle part of the bottom surface inside the body 11 is arranged to be arched upwards, an annular water collecting tank 15 can be formed by enclosing the arched part inside the body 11, the bottom surface of the body 11 and the side wall of the body 11, and when liquid generated by centrifuging raw materials falls into the body 11, the liquid can flow into the water collecting tank; wherein, the bottom of the body 11 is further provided with a water outlet (not shown) communicated with the annular water collecting tank 15, the upper end of the water discharging pipe 13 is communicated with the water outlet, the lower end of the water discharging pipe 13 is communicated with an external pump 16, the external pump 16 is a bidirectional pump, and air can be blown into the body 11 by the external pump 16.

Referring to fig. 6, the supporting assembly 14 includes a plurality of supporting frames 141 and a plurality of rollers 142, each supporting frame 141 is fixedly mounted on the inner wall of the upper end of the body 11, each roller 142 is rotatably connected to a portion of each supporting frame 141 away from the inner wall of the body 11, and the axis of each roller 142 is perpendicular to the axis; wherein, the outer wall of each roller 142 is connected with the outer wall of the upper end of the centrifugal drum 2 in a rolling way.

Referring to fig. 7, centrifugal drum 2 includes drive arrangement 21, strengthen skeleton 22 and a sieve section of thick bamboo 23, drive arrangement 21 sets up in the outer bottom that just is located staving 1 of staving 1, drive arrangement 21's drive shaft sets up with staving 1 coaxial line and wears to establish into staving 1 in, strengthen skeleton 22's lower extreme and drive arrangement 21's drive shaft upper end fixed connection, and strengthen skeleton 22's upper end outer wall and each gyro wheel 142's outer wall roll connection, a sieve section of thick bamboo 23 is installed in strengthening skeleton 22, and the outer wall of a sieve section of thick bamboo 23 and the inner wall fixed connection who strengthens skeleton 22.

Referring to fig. 8, the reinforcing frame 22 includes a U-shaped rod 221 and a connection ring 222, the U-shaped rod 221 is used for directly supporting the connection screen drum 23, the connection ring 222 can further improve the supporting stability of the U-shaped rod 221, and at the same time, the connection ring 222 is used for cooperating with the supporting assembly 14 to ensure the rotational connection relationship between the upper end of the reinforcing frame 22 and the upper end of the tub 1.

Referring to fig. 8, a plurality of U-shaped rods 221 are circumferentially arranged around the axis of the U-shaped rods 221, each U-shaped rod 221 is opened upwards, the middle parts of the U-shaped rods 221 are connected, a barrel with an open upper end can be formed by matching the U-shaped rods 221, the cross section of the barrel is in a U-shape, and the axis of the barrel coincides with the axis of the barrel body 1. When the screen drum 23 is installed in the reinforcing frame 22, the outer wall of the screen drum 23 is closely attached to the inner concave surface of each U-shaped rod 221.

Referring to fig. 8, the connecting rings 222 are arranged along the axis of the block body, the connecting rings 222 are all sleeved on the outer wall of the block body, and the connecting rings 222 are fixedly connected with two ends of each U-shaped rod 221 by using a bolt locking or welding mode; each connecting ring 222 comprises a plurality of arc-shaped rods 223, and two ends of each arc-shaped rod 223 are respectively connected with two adjacent U-shaped rods 221. When the reinforcing cage 22 is installed in the tub 1, the outer wall of at least one of the connection rings 222 abuts against the outer wall of each of the rollers 142.

Referring to fig. 8, the screen cylinder 23 includes a plurality of arc plates 231, a bottom plate 234 attached to the bottom surface of the basket body is disposed at the lower end of each arc plate 231, a plurality of through holes 233 are disposed on each arc plate 231, each arc plate 231 is attached to the inner wall of the basket body, a protruding portion 232 is disposed on the outer surface of each arc plate 231, two side edges of each protruding portion 232 are attached to the side surface of the U-shaped rod 221, and the arc plates 231 can be quickly positioned and clamped in the basket body by the cooperation between the protruding portions 232 and the U-shaped rod 221, so that the quick installation of the mutual plates is realized; wherein, the upper end of each arc 231 all is provided with turn-ups portion 235, and when arc 231 was installed in the basket body, the lower surface of turn-ups portion 235 and the up end butt of basket body, and outside the basket body was stretched out to one side that arc 231 was kept away from to turn-ups portion 235.

When the filter bag 3 is installed in the screen drum 23, the upper end opening of the filter bag 3 is flanged outwards and wraps the flanging part 235, then the cover 4 is covered, at the moment, the edge of the inner cover 42 can be attached to the upper surface of the flanging part 235, and therefore the inner cover 42 and the flanging part 235 can be matched with each other to achieve the effect of clamping the filter bag 3.

The implementation principle of the filtering centrifuge of the embodiment of the application is as follows:

when needs carry out centrifugal work, utilize cooperation control staving 1 between three-way valve 46 and the pump machine to switch on with the former feed bin who has stored the raw materials, thereby make the raw materials in the former feed bin can fall automatically and cross the filter bag 3 in, when the raw materials sprays on crossing filter bag 3 inner wall through reposition of redundant personnel joint 44, solid-liquid separation can take place for centrifugal force for the raw materials, and simultaneously, the raw materials can be in the effect of gravity downflow down, thereby make the raw materials can be slow be covered with whole filter bag 3, avoid crossing filter bag 3 and go up the local too much raw materials that adhere to, ensure centrifugal effect.

After the centrifugation is finished, compressed air is blown into the barrel body 1 by using a pump arranged on the water discharge pipe 13, and meanwhile, the filter bag 3 is vacuumized by using the pump arranged on the three-way valve 46, so that the part of the filter bag 3 extending into the through hole 233 can be retracted, and a worker can conveniently and directly lift the filter bag 3; among them, it should be noted that, because the raw material will slowly spread over the whole filter bag 3 during the centrifugation process, the tiny holes existing on the filter bag 3 can be sealed, and the sealing effect between the filter bag 3 and the inner cover 42 is ensured.

During the centrifugation process, the three-way valve 46 can be controlled to conduct an external water source, and the external water source is used for providing clean water to submerge the raw materials, so that the rinsing effect is achieved.

The embodiment of the application also discloses a using method for the filtering type centrifuge, which comprises the following steps:

s1, communicating the raw material with the interior of the barrel body 1 by using the three-way valve 46, so that the raw material can be conveyed into the centrifugal drum 2 in a pumping mode;

s2, controlling the centrifugal drum 2 to start to rotate at a high speed in the process of conveying the raw materials into the centrifugal drum 2, and carrying out centrifugal treatment on the raw materials;

s3, after the raw material centrifugal treatment is finished, controlling the three-way valve 46 to cut off, and pumping compressed air from the water discharge port to the barrel body 1 by using the external pump 16;

and S4, opening the cover body, taking out the filter bag 3, and directly replacing the filter bag 3 with a new one.

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. A filtering centrifuge, comprising:

the barrel body (1), the upper end opening of the barrel body (1) is arranged, and a barrel cover (4) is arranged on the upper end opening of the barrel body (1);

the centrifugal drum (2) is arranged in the barrel body (1) in a highly rotatable manner, an opening is formed in the upper end of the centrifugal drum (2), and a plurality of through holes (233) are formed in the side wall of the centrifugal drum (2);

and the filter bag (3) is placed in the centrifugal rotary drum (2), an opening at the upper end of the filter bag (3) is arranged, and the edge at the upper end of the filter bag (3) is detachably connected with the opening at the upper end of the centrifugal rotary drum (2).

2. The filtering centrifuge according to claim 1, characterized in that the tub (1) comprises:

the device comprises a body (11), wherein an opening is formed in the upper end of the body (11), and the middle of the bottom surface of the inner cavity of the body (11) is arranged in an upward arch manner;

the supporting legs (12), the supporting legs (12) are provided with a plurality of pieces, each supporting leg (12) is arranged on the outer wall of the body (11), and the supporting legs (12) are circumferentially arranged around the axis of the body (11);

and the drain pipe (13), the drain pipe (13) is arranged at the bottom edge of the body (11), and one end of the drain pipe (13) is communicated with the inside of the body (11).

3. The filtering centrifuge of claim 1, wherein the bowl further comprises:

the supporting frames (141), a plurality of pieces are circumferentially arranged around the axis of the barrel body (1) of the supporting frames (141), each supporting frame (141) is arranged at the upper end of the barrel body, and each supporting frame (141) is arranged on the inner wall of the barrel body;

the roller (142) is provided with a plurality of pieces, each roller (142) is rotatably connected with one end of each supporting frame (141) far away from the inner wall of the barrel body (1), and the axis of each roller (142) is vertically arranged;

wherein, the outer wall of the rotary drum body (11) is in rolling connection with the outer wall of each roller (142).

4. The filtering centrifuge according to claim 1, wherein the lid (4) comprises:

the edge of the outer cover (41) is detachably connected with the upper end opening of the barrel body (1);

and the lower end of the communicating pipe (43) penetrates through the outer cover (41) and extends into the centrifugal drum (2), the upper end of the communicating pipe (43) is communicated with a three-way valve (46) through a hose (45), and two interfaces of the three-way valve (46) far away from the communicating pipe (43) are respectively communicated with the raw materials and an external water source.

5. The filtering centrifuge according to claim 4, wherein the lid (4) further comprises:

the inner cover (42) is arranged below the outer cover (41), the inner cover (42) is connected with the outer wall of the communication pipe (43) in a sealing mode, and the inner cover (42) is rotatably connected with the outer wall of the communication pipe (43);

wherein, the edge of the inner cover (42) is arranged at the opening of the upper end of the centrifugal rotary drum (2).

6. The filtering centrifuge according to claim 4, wherein the lid (4) further comprises:

the cross section of the cover body (441) is arranged in a circular truncated cone shape, the opening area of the upper end of the cover body (441) is smaller than that of the lower end, and the upper end of the cover body (441) is connected with the lower end of the communication pipe (43);

the cross section of the flow distribution plate (442) is arranged in a conical shape, and the flow distribution plate (442) is arranged in the cover body (441);

the connecting rods (443) are arranged, one end of each connecting rod (443) is connected with the top of the flow dividing plate (442), and the other end of each connecting rod (443) is connected with the inner wall of the communicating pipe (43);

the inner wall of the cover body (441) and the outer surface of the flow distribution plate (442) are directly encircled to form a flow distribution channel (444) with the cross section in the shape of the Chinese character 'ba'.

7. A filtering centrifuge according to claim 1, wherein the centrifuge drum (2) comprises:

the outer wall of the upper end of the reinforcing framework (22) is rotatably connected with each roller (142);

the upper end of the screen drum (23) is provided with an opening, the outer wall of the screen drum (23) is fixedly connected with the reinforcing framework (22), and each through hole (233) is formed in the screen drum (23);

and the driving device (21) is arranged at the lower end of the barrel body (1), and the output end of the driving device (21) penetrates through the barrel body (1) and is connected with the bottom of the reinforcing framework (22).

8. The filtering centrifuge of claim 7, wherein the frame comprises:

u type pole (221), U type pole (221) are provided with a plurality of, each the middle part of U type pole (221) meets the setting, each the vertical central line of U type pole (221) and the axis coincidence of staving (1), each U type pole (221) all encircle the axis circumference equidistance of staving (1) and arrange.

9. The connecting rings (222) are provided with a plurality of pieces, each connecting ring (222) is arranged along the axis of the barrel body (1), and each connecting ring (222) is fixedly connected with two ends of each U-shaped rod (221). A method of use for the filtering centrifuge of any of claims 1-8, comprising the steps of:

s1, communicating the raw material with the inside of the barrel body (1) by using a three-way valve (46), so that the raw material can be conveyed into the centrifugal drum (2) in a pumping mode;

s2, controlling the centrifugal drum (2) to start to rotate at a high speed in the process of conveying the raw material into the centrifugal drum (2), and centrifuging the raw material;

s3, after the raw material centrifugal treatment is finished, controlling the three-way valve (46) to cut off, and pumping compressed air from the water discharge port to the barrel body (1) by using the external pump (16);

and S4, opening the cover body, taking out the filter bag (3), and directly replacing the filter bag (3) with a new one.