CN212284483U - Full-automatic discharge centrifuge - Google Patents
Full-automatic discharge centrifuge Download PDFInfo
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- CN212284483U CN212284483U CN202021528210.5U CN202021528210U CN212284483U CN 212284483 U CN212284483 U CN 212284483U CN 202021528210 U CN202021528210 U CN 202021528210U CN 212284483 U CN212284483 U CN 212284483U
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Abstract
The utility model discloses a full-automatic discharging centrifuge, a pedestal, a shell and a rotary drum driven by a motor to rotate, wherein the rotary drum comprises a rotary drum bottom plate, a screen drum is fixedly arranged on the periphery of the bottom of the rotary drum bottom plate, an inner container is also fixedly arranged on the rotary drum bottom plate, the inner container is positioned in the screen drum and forms a centrifugal chamber with the screen drum, a feed inlet is arranged on the rotary drum bottom plate, a discharge opening is formed between the lower end of the inner container and the lower end of the screen drum, the lower end of the inner container is hinged with a plurality of mutually matched discharging cover plates, and when the centrifugal force generated by the rotation of the rotary drum is greater than the gravity of the discharging cover plates, the; when the gravity of the discharging cover plate is larger than the centrifugal force, the discharging cover plate deflects downwards to the opening station to open the discharging opening, a locking mechanism for locking or loosening the discharging cover plate is arranged between the discharging cover plate and the bottom of the screen drum, and the locking mechanism locks the discharging cover plate at the closing station. The centrifuge can feed materials under the condition of a lower rotating speed of the rotary drum, and is suitable for centrifugal solid-liquid separation of fragile materials.
Description
Technical Field
The utility model relates to a full-automatic discharge centrifuge belongs to centrifuge technical field.
Background
The centrifugal machine can be effectively suitable for separating solid and liquid, has high production efficiency, and is widely applied to the industries of pharmacy, chemical industry, food, environmental protection and the like. It needs to be further pointed out that, at present, for large-particle and long-strip-shaped materials, the centrifuge generally adopts a top discharge mode to realize the discharge action, and most of the centrifuges for top discharge are manual discharge and discharge on crane punching bags, and the semi-automatic production mode has the defects of large labor intensity and low production efficiency.
The applicant has applied for a full-automatic gravity unloading centrifuge drum, the patent number of which is: 201621042182.X, this rotary drum is at the in-process of high-speed rotation, and the gravity of the apron of unloading of rotary drum below is less than centrifugal force to close the discharge opening, and after the rotary drum rotational speed descends, the apron of unloading gravity is greater than centrifugal force, and the apron of unloading is opened the discharge opening, thereby realizes unloading under full-automatic, makes things convenient for the centrifugation of some large granules or rectangular form materials like this.
However, the centrifuge drum still has the following defects in the using process;
1. when the centrifuge drum is used for feeding, the discharge cover plate is required to be ensured to close the discharge opening, so that the speed of the drum is required to reach a certain rotating speed to ensure that the centrifugal force is greater than the gravity of the discharge cover plate, and at the moment, the rotating speed of the drum is higher during feeding, the materials can collide with the drum more violently after entering the drum, and the collision can cause damage or deformation of the materials, for example, when some foods are centrifuged, the food is damaged or deformed by the violent collision, so that the selling phase of the foods is poor;
2. the rotary drum comprises a plurality of discharging cover plates, and the discharging cover plates can not be opened and closed according to a certain fixed rule in the sequence of opening and closing actions, namely, the opening or closing of the discharging cover plates is irregular, and the discharging cover plates can be opened and closed simultaneously, and the conditions of opening and closing can also be possibly occurred successively, so that the discharging cover plates can be interfered in the frequent opening and closing process, and the discharging cover plates are not opened or closed smoothly, thereby affecting the normal use of the centrifuge.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the centrifuge can feed materials under the condition of a lower rotating speed of a rotary drum, and is suitable for centrifugal solid-liquid separation of fragile materials.
In order to solve the technical problem, the technical scheme of the utility model is that: a full-automatic discharging centrifuge comprises a base, wherein a shell is fixed on the base, a rotary drum driven by a motor to rotate is rotatably arranged in the shell, a liquid discharging space is formed between the rotary drum and the shell, a liquid discharging port is formed in the shell, a feeding port is formed in the shell, the rotary drum comprises a rotary drum bottom plate driven by the motor, a screen drum is fixedly arranged on the periphery of the bottom of the rotary drum bottom plate, a liner is fixedly arranged on the rotary drum bottom plate, the liner is positioned in the screen drum and forms a centrifugal chamber with the screen drum, a feeding port for communicating the feeding port with the centrifugal chamber is formed in the rotary drum bottom plate, a discharging port is formed between the lower end of the liner and the lower end of the screen drum, a plurality of discharging cover plates matched with each other are hinged to the lower end of the liner, and when the centrifugal force generated by rotation of the rotary drum is larger than the gravity, the discharging cover plate deflects upwards to a closing station to close the discharging opening; when the gravity of the discharging cover plate is larger than the centrifugal force, the discharging cover plate deflects downwards to the opening station to open the discharging opening, a locking mechanism for locking or loosening the discharging cover plate is arranged between the discharging cover plate and the bottom of the screen drum, and the locking mechanism locks the discharging cover plate at the closing station.
Preferably, the locking mechanism includes a lock pin driven by a telescopic power device, and a lock hole corresponding to the lock pin is arranged at the lower end of the corresponding screen drum.
As a preferable scheme, a dredging structure which enables the discharging cover plates to be opened and closed sequentially is arranged between the discharging cover plates.
As a preferred scheme, the dredging structure comprises an inner-fit bevel connection and an outer-fit bevel connection which are arranged at the joint of two adjacent discharging cover plates, the bevel of the inner-fit bevel connection is arranged downwards, and the bevel of the outer-fit bevel connection is arranged upwards.
As a preferred scheme, the discharging cover plate comprises a first-class discharging cover plate and a second-class discharging cover plate, the inner-fit bevel openings are formed in two side edges of the first-class discharging cover plate, the outer-fit bevel openings are formed in two side edges of the second-class discharging cover plate, the first-class discharging cover plate and the second-class discharging cover plate are arranged at intervals, and the locking mechanism is arranged between the second-class discharging cover plate and the lower end of the screen cylinder.
As a preferable scheme, the two sides of the second type of discharge cover plate are also provided with cover pressing blocks extending towards the first type of discharge cover plate.
As a preferred scheme, the telescopic power device is an air cylinder, the lock pin is a piston rod of the air cylinder, an output shaft of the motor is in transmission connection with a main shaft, the rotary drum bottom plate is fixed on the main shaft, main air channels are arranged on the main shaft and the output shaft, an air channel distribution block communicated with the main air channels is installed below the main shaft, the air channel distribution block is communicated with air inlets of the air cylinders through branch pipelines, and an air channel rotary joint communicated with an air supply system is installed at the upper end of the output shaft.
As a preferable scheme, the output shaft and the spindle are connected through a coupler, an upper main gas path which is through up and down is arranged on the output shaft, a central hole which is through up and down is arranged on the spindle, a spindle connecting pipe is arranged in the central hole, the upper end of the spindle connecting pipe penetrates through the coupler and is in threaded communication with the upper main gas path, and the gas path distribution block is arranged at the lower end of the spindle connecting pipe.
Preferably, the side of the locking hole facing the locking pin is provided with a flared guide hole section.
After the technical scheme is adopted, the utility model discloses an effect is: because the locking mechanism for locking or loosening the discharging cover plate is arranged between the discharging cover plate and the bottom of the screen drum, and the discharging cover plate is locked at the closing station by the locking mechanism, in the actual use process, the rotary drum rotates at high speed firstly, the centrifugal force generated by the high-speed rotation of the rotary drum is greater than the gravity of the discharging cover plate, the discharging cover plate is automatically closed at the closing station, at the moment, the locking mechanism can lock the discharging cover plate at the closing station, the rotary drum can reduce the rotating speed, the discharging cover plate can not be opened due to being locked, the feeding is carried out at a lower rotating speed, the impact force between the material and the rotary drum is reduced, the damage condition of the material is reduced, the selling phase of the material is better, and the centrifugal force.
And because the locking mechanism comprises a lock pin driven by a telescopic power device, and the lower end of the corresponding screen drum is provided with a lock hole corresponding to the lock pin, the locking is more direct and the action is very reliable by utilizing the matching of the lock pin and the lock hole.
And because the dredging structure which enables the discharging cover plates to be opened and closed sequentially is arranged between the discharging cover plates, the discharging cover plates can be opened and closed sequentially by utilizing the dredging structure, so that the discharging cover plates can move more reliably, and the occurrence of interference phenomenon in the opening and closing processes of the discharging cover plates is avoided.
And because the dredging structure comprises an inner matching bevel opening and an outer matching bevel opening which are arranged at the joint of two adjacent discharging cover plates, the inclined plane of the inner matching bevel opening is arranged downwards, and the inclined plane of the outer matching bevel opening is arranged upwards, the dredging structure is simple, when the discharging cover plate is in a closed state, the outer matching bevel opening can press the inner matching bevel opening, so that the discharging cover plate provided with the outer matching bevel opening is opened firstly all the time, thus the discharging cover plate opened firstly can be positioned at the outer side of the discharging cover plate opened later and has larger opening degree, and the discharging cover plate provided with the inner matching bevel opening is closed preferentially when closed, thereby avoiding interference phenomenon, and meanwhile, the inner matching bevel opening and the outer matching bevel opening are matched with each other, thereby improving the sealing property and avoiding liquid leakage when the station is closed.
And because the discharge cover plate comprises a first-class discharge cover plate and a second-class discharge cover plate, the inner-fit bevel openings are formed in two side edges of the first-class discharge cover plate, the outer-fit bevel openings are formed in two side edges of the second-class discharge cover plate, the first-class discharge cover plate and the second-class discharge cover plate are arranged at intervals, and the locking mechanism is arranged between the second-class discharge cover plate and the lower end of the screen drum.
And because the two sides of the second type of discharging cover plate are also provided with the gland blocks extending towards the first type of discharging cover plate, the gland blocks can be utilized to press the first type of discharging cover plate when the station is closed, and when the station is opened, the first type of discharging cover plate can be blocked by the gland blocks when the station is opened, so that the second type of discharging cover plate can be ensured to be always positioned at the outer side of the first type of discharging cover plate, and then the second type of discharging cover plate can not be closed preferentially to the first type of discharging cover plate due to the existence of the gland blocks when the station is closed, thereby further optimizing the opening and closing sequence of each discharging cover plate and being more difficult to make.
The telescopic power device is a cylinder, the lock pin is a piston rod of the cylinder, an output shaft of the motor is in transmission connection with the spindle, the rotary drum bottom plate is fixed on the spindle, a main gas channel is arranged on the spindle and the output shaft, a gas channel distribution block communicated with the main gas channel is arranged below the spindle and is communicated with gas inlets of the cylinders through branch channels, a gas channel rotary joint communicated with a gas supply system is arranged at the upper end of the output shaft, the telescopic power device adopts the cylinder as power, so that the telescopic power device is safer compared with the telescopic power device, gas is supplied through the spindle and the main gas channel on the output shaft, gas channels between rotating parts and static parts are reasonably transmitted, and the risk of gas channel leakage is reduced.
And because the side of the lock hole facing the lock pin is provided with the guide hole section in a horn shape, the locking action of the lock pin is more reliable.
In addition the utility model also discloses a centrifugation method of full automatic discharge centrifuge, this centrifugation method has used foretell full automatic discharge centrifuge, including following step:
s1, electrifying the centrifuge to be in an initial state, wherein the centrifuge is provided with a discharge cover plate in the initial state and the discharge cover plate has two states:
in an initial state I: the locking mechanism is in an open state, and the corresponding discharging cover plate is in an open state;
the initial state II is as follows: the locking mechanism is in a locking state, and the corresponding discharging cover plate is in a closing station;
s2, starting the centrifuge, and driving the rotary drum to rotate by the motor;
in the initial state, the rotating speed of the rotary drum is gradually increased until the centrifugal force is larger than the gravity of the discharging cover plate, and the discharging cover plate is locked by a locking mechanism after being positioned at a closing station; then the rotating speed of the rotary drum is reduced to the material putting rotating speed;
in the initial state II, the rotating speed of the rotary drum is gradually increased to the material throwing rotating speed;
s3, feeding the material into the centrifugal chamber from the feeding port, increasing the rotating speed of the rotary drum to a centrifugal rotating speed, centrifuging the material at a high speed at the centrifugal rotating speed, and discharging the centrifuged liquid phase after flowing out of the sieve holes on the sieve drum through the liquid outlet;
s4, after the centrifugation is finished, the rotary drum stops rotating, the locking mechanism is in an open state, the discharge opening is opened by the discharge cover plate under the action of the gravity of the discharge cover plate, and the solid phase is guided out of the discharge opening for discharging;
and S5, after the discharging is finished, repeating the steps S2, S3 and S4 to centrifuge solid and liquid batch by batch.
After the technical scheme is adopted, the utility model discloses an effect is: the centrifugal method adopts the centrifuge, when the centrifugal operation is carried out on the materials, the discharging cover plate can be locked at the closing station through the locking mechanism, so that the speed of the rotary drum can be reduced, the discharging opening is still closed at the moment, the speed of the rotary drum is lower when the materials are thrown, the collision between the materials and the inner wall of the rotary drum is slight, the materials cannot be broken due to collision, and the materials are more complete and are suitable for the centrifugation of some foods, such as spicy strips and the like.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a cross-sectional view of the structure of an embodiment of the present invention;
FIG. 2 is a schematic view of the mounting structure of the drum;
FIG. 3 is an enlarged schematic view of FIG. 2 at A;
FIG. 4 is an enlarged schematic view of FIG. 2 at B;
FIG. 5 is a schematic view of the discharge cover closed;
fig. 6 is a schematic structural diagram of a dredging structure;
fig. 7 is another structural schematic diagram of the dredging structure;
in the drawings: 1. a base; 2. a flat plate; 3. a housing; 4. a liquid discharge port; 5. a feeding port; 6. a drum; 61. a screen cylinder; 62. an inner container; 63. a feed inlet; 64. a drum bottom plate; 65. a centrifugal chamber; 66. a discharge cover plate; 661. a second type discharging cover plate; 662. a class of discharge cover plate; 67. a balancing weight; 68. a locking mechanism; 681. a lock pin; 682. a cylinder; 683. a lock hole; 69. a dredging structure; 691. an inner matching bevel opening; 692. external fitting bevel; 693. pressing a cover block; 694. an inner step; 695. an outer step; 7. a motor; 8. a rotary joint; 9. an output shaft; 10. a main shaft; 11. a gas path distribution block; 12. dividing pipelines; 13. a coupling; 14. the main shaft connecting pipe.
Detailed Description
The present invention will be described in further detail with reference to the following examples.
As shown in fig. 1 to 7, a full-automatic discharging centrifuge comprises a base 1, a housing 3 is fixed on the base 1, a flat plate 2 is arranged on the base 1, the lower end of the housing 3 is fixed on the flat plate 2, a rotary drum 6 driven by a motor 7 to rotate is installed in the housing 3 in a rotating manner, a liquid discharge space is formed between the rotary drum 6 and the housing 3, a liquid discharge port 4 is formed in the housing 3, a material feeding port 5 is installed on the housing 3, a top cover is arranged at the top of the housing 3 as shown in fig. 1, the material feeding port 5 is arranged on the top cover, the rotary drum 6 is rotatably installed on the top cover through a main shaft 10, and the motor 7 is connected with the main shaft 10 through a coupling 13 to realize power transmission.
As shown in fig. 1 and 2, the drum 6 includes a drum base 64 driven by the motor 7, the periphery of the bottom of the rotary drum bottom plate 64 is fixedly provided with a screen cylinder 61, the rotary drum bottom plate 64 is also fixedly provided with an inner container 62, the inner container 62 is positioned in the screen drum 61 and forms a centrifugal chamber 65 with the screen drum 61, the drum bottom plate 64 is provided with a feed inlet 63 for communicating the feed inlet 5 with the centrifugal chamber 65, in the embodiment, an annular upper water retaining ring is arranged on the top cover below the feed inlet 5, a lower water retaining ring is arranged above the corresponding feed inlet 63 of the rotary drum bottom plate 64, the upper water retaining ring and the lower water retaining ring are staggered and partially overlapped, in this way, in the rotating process of the rotary drum 6, the upper water retaining ring and the lower water retaining ring are matched with each other and connect and communicate the feed inlet 63 and the feed inlet 5, so that the materials are ensured to accurately enter the centrifugal chamber 65.
A discharge opening is formed between the lower end of the inner container 62 and the lower end of the screen drum 61, the lower end of the inner container 62 is hinged with a plurality of mutually matched discharge cover plates 66, and when the centrifugal force generated when the rotary drum 6 rotates is greater than the gravity of the discharge cover plates 66, the discharge cover plates 66 deflect upwards to a closing station to close the discharge opening; when the gravity of the discharge cover plate 66 is greater than the centrifugal force, the discharge cover plate 66 deflects downwards to the opening station to open the discharge opening, and a locking mechanism 68 for locking or unlocking the discharge cover plate 66 is arranged between the discharge cover plate 66 and the bottom of the screen cylinder 61, and the locking mechanism 68 locks the discharge cover plate 66 to the closing station.
In this embodiment, the discharging cover plate 66 is provided with a sleeve, a hinge shaft is fixed at the lower end of the inner container 62, the sleeve is sleeved on the hinge shaft to rotate, and a balancing weight 67 is fixed on the sleeve, so that the opening operation is ensured to be smoother.
As shown in fig. 1, 2, 4 and 5, the locking mechanism 68 includes a locking pin 681 driven by a telescopic power device, and a locking hole 683 corresponding to the locking pin 681 is provided at a lower end of the corresponding screen cylinder 61. The locking hole 683 is provided with a guide hole section in a trumpet shape on one side facing the locking pin 681.
In this embodiment, the telescopic power device is a cylinder 682, and a piston rod of the cylinder 682 is used as the lock pin 681, or the lock pin 681 is directly fixed to the piston rod of the cylinder 682. An output shaft 9 of the motor 7 is in transmission connection with a main shaft 10, the drum bottom plate 64 is fixed on the main shaft 10, main air channels are arranged on the main shaft 10 and the output shaft 9, an air channel distribution block 11 communicated with the main air channels is installed below the main shaft 10, the air channel distribution block 11 is communicated with air inlets of the cylinders 682 through branch pipelines 12, and an air channel rotary joint 8 communicated with an air supply system is installed at the upper end of the output shaft 9. The output shaft 9 is connected with the spindle 10 through a coupler 13, an upper main gas path which is communicated up and down is arranged on the output shaft 9, a central hole which is communicated up and down is arranged on the spindle 10, a spindle connecting pipe 14 is arranged in the central hole, and the upper main gas path and the spindle connecting pipe 14 jointly form the main gas path. The upper end of the main shaft connecting pipe 14 penetrates through the coupler 13 and is in threaded communication with the upper main gas path, and the gas path distribution block 11 is mounted at the lower end of the main shaft connecting pipe 14.
Of course, the telescopic power device may also adopt an electric telescopic structure, so that power supply lines may be installed in the main gas passages on the output shaft 9 and the main shaft 10, and the corresponding rotary joint 8 is replaced by a current conductive ring of the existing structure, and only insulation protection needs to be done.
As shown in fig. 5, 6 and 7, a dredging structure 69 for opening and closing the discharge cover plate 66 sequentially is arranged between the discharge cover plates 66.
As shown in fig. 6, the canalizing structure 69 includes an inner fitting bezel 691 and an outer fitting bezel 692 disposed at the junction of two adjacent discharge cover plates 66, wherein the inner fitting bezel 691 is disposed with its inclined surface facing downward, and the outer fitting bezel 692 is disposed with its inclined surface facing upward. Of course, the canalizing structure 69 can also adopt an inner stepped step 694 and an outer stepped step 695 to realize canalization, as shown in the structure of fig. 7.
As shown in fig. 5 to 7, the discharging cover plate 66 includes a first-type discharging cover plate 662 and a second-type discharging cover plate 661, the inner-fit bevel 691 is provided on two sides of the first-type discharging cover plate 662, the outer-fit bevel 692 is provided on two sides of the second-type discharging cover plate 661, the first-type discharging cover plate 662 and the second-type discharging cover plate 661 are provided at intervals, and the locking mechanism 68 is provided between the second-type discharging cover plate 661 and the lower end of the screen cylinder 61. In this embodiment, the number of the first-class discharging cover plates 662 is four, the number of the second-class discharging cover plates 661 is also four, and the two side edges of the second-class discharging cover plates 661 are further provided with the gland blocks 693 extending towards the first-class discharging cover plates 662.
In addition, the embodiment also discloses a centrifugation method of the full-automatic discharge centrifuge, wherein the centrifugation method uses the full-automatic discharge centrifuge and comprises the following steps:
s1, powering on the centrifuge to be in the initial state, wherein the discharge cover plate 66 in the initial state has two states:
in an initial state I: the locking mechanism 68 is in an open state and the corresponding discharge cover 66 is in an open state;
the initial state II is as follows: the locking mechanism 68 is in a locked state with the corresponding discharge cover 66 in the closed position;
s2, starting the centrifuge, and driving the rotary drum 6 to rotate by the motor 7;
in the initial state, when the rotating speed of the rotary drum 6 is gradually increased until the centrifugal force is larger than the gravity of the discharging cover plate 66, at this time, the discharging cover plate 66 deflects until the station is closed, and then is locked by the locking mechanism 68, and the locking pin 681 can be inserted into the locking hole 683 to realize locking through the extending action of the air cylinder 682; then the rotating speed of the rotary drum 6 is reduced to the material feeding rotating speed;
in the second initial state, the rotating speed of the rotary drum 6 is gradually increased to a material throwing rotating speed, the material throwing rotating speed is low, the discharge cover plate 66 is opened under the normal condition, but the discharge cover plate 66 is not opened under the locking change of the locking mechanism 68;
s3, the materials are put into the centrifugal chamber 65 from the feeding port 5, the rotating speed of the rotary drum 6 is increased to the centrifugal rotating speed, the materials are centrifuged at a high speed at the centrifugal rotating speed, so that the liquid is conveniently thrown out, and the centrifuged liquid phase flows out of the sieve holes on the sieve drum 61 and is discharged through the liquid discharging port 4;
s4, after the centrifugation is finished, the rotary drum 6 stops rotating, the locking mechanism 68 is in an open state, the discharge opening is opened by the discharge cover plate 66 under the action of the gravity of the discharge cover plate, and the solid phase is led out from the discharge opening for discharging;
and S5, after the discharging is finished, repeating the steps S2, S3 and S4 to centrifuge solid and liquid batch by batch.
The gas circuit system, the motor 7 and other actuating devices mentioned in the embodiment are conventional technologies, and the detailed structures and principles of the cylinder 682, the motor 7 and other transmission mechanisms and other designs are disclosed in detail in the fifth edition of the mechanical design manual printed in the twenty-eighth edition of the fifth edition of beijing in 4 months in 2008, belonging to the prior art, the structure is clear, the vacuum element, the gas loop and the program control are disclosed in detail in the 3 rd SMC training textbook of the modern practical pneumatic technology published by the mechanical industry publisher in 2008, 08, 01, which shows that the gas path structure in the embodiment is also the prior art and is clear, the control of the motor 7 and the travel switch are also described in detail in the book "motor 7 drive and speed regulation" published by the chemical industry press on the year 2015, month 07 and day 01, so that the circuit and gas circuit connection are clear.
The above-mentioned embodiments are only descriptions of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and all modifications and changes made by the technical solution of the present invention should fall within the protection scope defined by the claims of the present invention on the basis of not departing from the spirit of the present invention.
Claims (9)
1. The utility model provides a full-automatic discharge centrifuge, includes the base, be fixed with the shell on the base, the shell internal rotation is installed in the rotary drum by motor drive is rotatory, the flowing back space has been formed between rotary drum and the shell, be provided with the leakage fluid dram on the shell, install the dog-house on the shell, the rotary drum include by motor drive's rotary drum bottom plate, the peripheral fixed mounting in bottom of rotary drum bottom plate has a sieve section of thick bamboo, go back fixed mounting on the rotary drum bottom plate has the inner bag, the inner bag be in the sieve section of thick bamboo and sieve section of thick bamboo between form centrifugal chamber, be provided with the feed inlet with dog-house and centrifugal chamber intercommunication on the rotary drum bottom plate, formed the discharge opening between the lower extreme of inner bag lower extreme and sieve section of thick bamboo, the lower extreme of inner bag articulates there is a plurality of apron of unloading: when the centrifugal force generated by the rotation of the rotary drum is greater than the gravity of the discharging cover plate, the discharging cover plate deflects upwards to a closing station to close the discharging opening; when the gravity of the discharging cover plate is larger than the centrifugal force, the discharging cover plate deflects downwards to the opening station to open the discharging opening, a locking mechanism for locking or loosening the discharging cover plate is arranged between the discharging cover plate and the bottom of the screen drum, and the locking mechanism locks the discharging cover plate at the closing station.
2. A full automatic discharge centrifuge as defined in claim 1, wherein: the locking mechanism comprises a lock pin driven by a telescopic power device, and a lock hole corresponding to the lock pin is arranged at the lower end of the corresponding screen drum.
3. A full automatic discharge centrifuge as defined in claim 2, wherein: and a dredging structure which enables the discharging cover plates to be opened and closed sequentially is arranged between the discharging cover plates.
4. A full automatic discharge centrifuge as defined in claim 3, wherein: dredge the structure including set up in the interior cooperation bevel connection and the outer cooperation bevel connection of two adjacent apron joints of unloading, the inclined plane of interior cooperation bevel connection sets up down, and the inclined plane of outer cooperation bevel connection sets up.
5. The full automatic discharge centrifuge of claim 4, wherein: the discharging cover plate comprises a first-class discharging cover plate and a second-class discharging cover plate, the inner-fit inclined opening is formed in two side edges of the first-class discharging cover plate, the outer-fit inclined opening is formed in two side edges of the second-class discharging cover plate, the first-class discharging cover plate and the second-class discharging cover plate are arranged at intervals, and the locking mechanism is arranged between the second-class discharging cover plate and the lower end of the screen drum.
6. The full automatic discharge centrifuge of claim 5, wherein: and cover pressing blocks extending towards the first class of discharging cover plate are further arranged on two side edges of the second class of discharging cover plate.
7. A fully automatic discharge centrifuge as claimed in any one of claims 2 to 6, wherein: the telescopic power device is an air cylinder, the lock pin is a piston rod of the air cylinder, an output shaft of the motor is in transmission connection with a spindle, the rotary drum bottom plate is fixed on the spindle, a main air channel is arranged on the spindle and the output shaft, an air channel distribution block communicated with the main air channel is arranged below the spindle, the air channel distribution block is communicated with air inlets of the air cylinders through branch pipelines, and an air channel rotary joint communicated with an air supply system is arranged at the upper end of the output shaft.
8. A full automatic discharge centrifuge as defined in claim 7, wherein: the output shaft is connected with the spindle through a coupler, an upper main gas path which is communicated up and down is arranged on the output shaft, a central hole which is communicated up and down is arranged on the spindle, a spindle connecting pipe is arranged in the central hole, the upper end of the spindle connecting pipe penetrates through the coupler and is communicated with the upper main gas path through threads, and the gas path distribution block is arranged at the lower end of the spindle connecting pipe.
9. A full automatic discharge centrifuge as defined in claim 8, wherein: and one side of the lock hole facing the lock pin is provided with a trumpet-shaped guide hole section.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021528210.5U CN212284483U (en) | 2020-07-29 | 2020-07-29 | Full-automatic discharge centrifuge |
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| CN202021528210.5U CN212284483U (en) | 2020-07-29 | 2020-07-29 | Full-automatic discharge centrifuge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115193593A (en) * | 2022-09-15 | 2022-10-18 | 江苏牡丹离心机制造有限公司 | Vertical centrifuge capable of automatically discharging impurities |
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2020
- 2020-07-29 CN CN202021528210.5U patent/CN212284483U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115193593A (en) * | 2022-09-15 | 2022-10-18 | 江苏牡丹离心机制造有限公司 | Vertical centrifuge capable of automatically discharging impurities |
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