CN113976559A - Intelligent cleaning device for auxiliary chamber of single crystal furnace and control method of intelligent cleaning device - Google Patents
Intelligent cleaning device for auxiliary chamber of single crystal furnace and control method of intelligent cleaning device Download PDFInfo
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- CN113976559A CN113976559A CN202111182404.3A CN202111182404A CN113976559A CN 113976559 A CN113976559 A CN 113976559A CN 202111182404 A CN202111182404 A CN 202111182404A CN 113976559 A CN113976559 A CN 113976559A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
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Abstract
The invention discloses an intelligent cleaning device for an auxiliary chamber of a single crystal furnace and a control method thereof, and the intelligent cleaning device comprises a telescopic supporting part and a liquid storage device, wherein the upper part of the telescopic supporting part is provided with a cleaning device, the liquid storage device is connected with the cleaning device through a first pipeline, the first pipeline is connected with a water pump, the intelligent cleaning device also comprises a vehicle body, a controller and a power supply, the bottom in the vehicle body is fixedly provided with a motor, an output shaft of the motor is connected with the center of a circle at the bottom of a turntable, a reinforcing rib is arranged between the bottom of the turntable and the motor, and the reinforcing rib is fixed between a motor shaft and the bottom of the turntable; the telescopic supporting component is installed on the rotary plate, the first distance sensor is installed at the top of the telescopic supporting component, the water receiving device is installed at the lower portion of the telescopic supporting component, the diameter of the water receiving device is larger than the inner diameter of the auxiliary chamber, and the first distance sensor, the motor, the water suction pump and the power supply are all electrically connected with the controller. The invention has high intelligent degree, convenient and simple operation, can effectively prevent cleaning liquid drops from falling to the ground, has more thorough cleaning and is suitable for auxiliary chambers with various diameters.
Description
Technical Field
The invention relates to a cleaning device and a control method thereof, in particular to an intelligent cleaning device for an auxiliary chamber of a single crystal furnace and a control method thereof, and belongs to the technical field of polycrystalline silicon.
Background
The auxiliary chamber of the single crystal furnace is an important component of the single crystal furnace and is mainly used for containing a pulled crystal, but during the pulling process of the crystal, argon gas can be introduced into the auxiliary chamber, during the process that the argon gas enters the main chamber of the single crystal furnace through the auxiliary chamber, residues of volatile matters carried by the argon gas can be adhered to the auxiliary chamber, and if the residues are not cleaned in time, the impurities can be doped in the crystal during the pulling process, so that the quality of the crystal is reduced.
In order to solve the above problem, after crystal pulling is finished each time, workers can clean the auxiliary chamber, the traditional mode is to wind the dust-free cloth on the top of a long cleaning rod, and then the cleaning rod is deeply inserted into the auxiliary chamber, so as to clean the auxiliary chamber, but the mode has two disadvantages: firstly, the auxiliary chamber is deeper, the auxiliary chamber can be cleaned integrally only by a rod with a certain length, and the rod with an overlong length is difficult to control; secondly, because the pole length is overlength, the power to the pole top is less, and the volatile matter that the adhesion is great is difficult to be cleared up to lead to cleaning thoroughly.
In order to solve the above problems, chinese patent publications: CN212577070U a single crystal growing furnace auxiliary chamber cleaning device, through at scalable support installation support body, the support body outside is equipped with the cleaning member, cleaning member and auxiliary chamber inner wall periphery full contact, the cleaning member is along with scalable support's stretching out and withdrawal are cleared up auxiliary chamber inner wall, simultaneously provide the washing liquid to the cleaning member through delivery pipe and shower nozzle to better clean auxiliary chamber inner wall, need not artifical clearance, and than the cleaner of artifical clearance. However, the following disadvantages still exist in this way:
1. after the cleaning piece absorbs excessive cleaning liquid, water drips downwards, so that the cleanliness of the ground is affected;
2. when the auxiliary chamber is cleaned each time, a barrel of cleaning solution needs to be manually conveyed and placed below the auxiliary chamber so as to provide the cleaning solution for the cleaning piece through the water supply pipe and the spray head, and after cleaning is finished, the barrel containing the cleaning solution needs to be manually conveyed to the original place, which is troublesome;
3. the size of the frame body is fixed, and cannot be changed according to the diameter of the auxiliary chamber, so that the use range is small.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the intelligent cleaning device for the auxiliary chamber of the single crystal furnace and the control method thereof, which have the advantages of high intelligent degree, convenient and simple operation, capability of effectively preventing cleaning liquid drops from falling to the ground, more thorough cleaning, suitability for auxiliary chambers with various diameters, simple method and easy operation.
The invention discloses an intelligent cleaning device for an auxiliary chamber of a single crystal furnace, which comprises a telescopic supporting part and a liquid storage device, wherein the upper part of the telescopic supporting part is provided with a cleaning device for cleaning the inner wall of the auxiliary chamber, the liquid storage device is connected with the cleaning device through a first pipeline, the first pipeline is connected with a water suction pump, the intelligent cleaning device also comprises a vehicle body, a controller and a power supply, the bottom in the vehicle body is fixed with a motor, the upper part of the motor is provided with a turntable, an output shaft of the motor is connected with the circle center of the bottom of the turntable, at least 3 reinforcing ribs are arranged between the bottom of the turntable and the motor, the first ends of the reinforcing ribs are fixed on a motor shaft, the second ends of the reinforcing ribs are fixed on the turntable, the distance between the second ends of the reinforcing ribs and the circle center of the turntable is d, and the relation between the d and the radius r of the turntable is as follows: r/2 < d < r;
scalable supporting component installs on the carousel, and first distance sensor is installed at its top, and its lower part cover is equipped with upper portion open-ended water receiving device, and this water receiving device is fixed on scalable supporting component, and its diameter is greater than vice indoor footpath, and can not reciprocate along with scalable supporting component's stretching out or withdrawal, and controller and power are installed in the carousel bottom, and stock solution device and suction pump are all installed on the carousel, and first distance sensor, motor, suction pump, power all are connected with the controller electricity.
A control method of an intelligent cleaning device for an auxiliary chamber of a single crystal furnace comprises the following specific steps:
s1, presetting distance values D1, D2 and D3 in a controller, filling cleaning liquid into a liquid storage device, fixing a cleaning piece on a fixed frame, and pushing a vehicle body to the lower part of an auxiliary chamber to be cleaned through a handle;
s2, a power supply is turned on, the controller is powered on, the controller controls the telescopic supporting part to extend out, the first distance sensor detects the real-time distance between the telescopic supporting part and the top of the inner wall of the auxiliary chamber and transmits the real-time distance to the controller, when the real-time distance transmitted by the first distance sensor is D1, the controller controls the telescopic supporting part to stop extending, and at the moment, the cleaning cotton on the upper part of the fixing frame is tightly attached to the upper part of the inner wall of the auxiliary chamber to clean the upper part of the inner wall of the auxiliary chamber;
the S3 controller controls the motor and the water pump to work:
the water suction pump works, cleaning liquid in the liquid storage device is conveyed to the cleaning part through the second pipeline, and the cleaning liquid gradually permeates into the whole cleaning part; the motor drives the rotary table to rotate, the rotary table rotates to drive the telescopic supporting part to rotate, and the telescopic supporting part drives the first electric telescopic rod and the second electric telescopic rod to rotate so as to clean the top of the inner wall of the auxiliary chamber;
the S4 controller controls the first electric telescopic rod and the second electric telescopic rod to extend outwards:
the first electric telescopic rod extends outwards while rotating, a cleaning piece at the upper part of the fixing frame at the end part of the first electric telescopic rod extends outwards while rotating along with the first electric telescopic rod, and the speed of the first electric telescopic rod extending outwards can ensure that the cleaning piece at the upper part of the fixing frame can completely clean the top of the inner wall of the auxiliary chamber;
when the second distance sensor and the third distance sensor detect that real-time distance signals from an obstacle are transmitted to the controller, and when the real-time distances between the second distance sensor and the third distance sensor are respectively D2 and D3, the controller controls the first electric telescopic rod and the second electric telescopic rod to stop extending outwards;
s5 the controller controls the suction device to work:
the air suction device sucks impurities on the inner wall of the auxiliary chamber through the third pipeline, the cleaning brush and the air suction port of the third pipeline rotate around the inner wall of the auxiliary chamber for a circle along with the rotation of the second electric telescopic rod to clean the inner wall of the auxiliary chamber, and meanwhile, the cleaning piece also rotates around the side wall of the inner wall of the auxiliary chamber for a circle along with the rotation of the first electric telescopic rod to clean the side wall of the inner wall of the auxiliary chamber;
s6 the controller controls the retractable supporting component to retract, the supporting component can retract downwards for a set distance every time the supporting component rotates to set the number of turns, and the cleaning component and the cleaning brush clean the inner wall of the whole auxiliary chamber along with the rotation and retraction of the retractable supporting component; waste liquid and impurities in the cleaning and sweeping processes fall to the water receiving device along the inner wall of the auxiliary chamber, and the waste liquid, volatile matters, dust and the like in the water receiving device flow into the waste liquid containing device through a second pipeline;
s7, after the telescopic supporting component is reset, the controller controls the water suction pump, the air suction device and the motor to stop working, and simultaneously controls the first electric telescopic rod and the second electric telescopic rod to reset, and the cleaning work is finished.
Compared with the prior art, the invention controls all parts to work through the controller, the whole working process does not need manual operation, the full-automatic cleaning of the inner wall of the auxiliary chamber is realized, the automation and intelligence degree is high, the cleaning efficiency is high, and the cleaning effect is good. The device has simple structure, easy manufacture and low manufacturing cost.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged partial schematic view of FIG. 1;
FIG. 3 is a top view of the reservoir, waste and telescoping support members of the present invention;
FIG. 4 is a schematic view of the cleaning apparatus of the present invention.
In the figure: 1. the cleaning device comprises a first distance sensor, a fixing frame, a first pipeline, a cleaning piece, a support, a cleaning brush, a first electric telescopic rod, a second electric telescopic rod, a third pipeline, a telescopic supporting part, a water receiving device, a water collecting device, a second pipeline, a water suction pump, a waste liquid containing device, a sealing cover, a rotating disc, a motor, a liquid storage device, a handle, a suction device, a controller, a motor output shaft, a vehicle body, a reinforcing rib, a partition plate, a cleaning brush.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 and 2, the intelligent cleaning device for the auxiliary chamber of the single crystal furnace comprises a vehicle body 24, a motor 17 is installed in the vehicle body 24, the motor 17 is fixed at the bottom in the vehicle body 24, a rotary table 16 is arranged at the upper part of the motor 17, a motor output shaft 23 is connected with the circle center at the bottom of the rotary table 16, a reinforcing rib 25 is installed between the bottom of the rotary table 16 and the motor 17, a first end of the reinforcing rib 25 is fixed on the shaft of the motor 17, a second end of the reinforcing rib 25 is fixed on the rotary table 16, the distance between the second end of the reinforcing rib 25 and the circle center of the rotary table 16 is d, and the relation between d and the radius r of the rotary table 16 is as follows: r/2 < d < r, and at least 3 reinforcing ribs 25 are arranged, so that the supporting area of the motor output shaft 23 on the turntable 16 is increased, the turntable 16 is effectively prevented from tipping, and the stability of the turntable 16 in the rotating process is ensured;
a liquid storage device 18 and a telescopic supporting component 10 are mounted on the turntable 16, a cleaning device 18 for cleaning the inner wall of the auxiliary chamber is arranged at the upper part of the telescopic supporting component 10, a water receiving device 11 with an upper opening is sleeved at the lower part of the telescopic supporting component 10, the water receiving device 11 is fixed on the telescopic supporting component 10, the diameter of the upper opening is larger than the inner diameter of the inner wall of the auxiliary chamber, and the water receiving device cannot move up and down along with the extension or retraction of the telescopic supporting component 10; the liquid storage device 18 is connected with the cleaning device through a first pipeline 3, a water suction pump 13 is connected to the first pipeline 3, the water suction pump 13 is installed on the upper portion of the liquid storage device 18, the cleaning device further comprises a first distance sensor 1 installed on the top of the telescopic supporting part 10, a controller 22 and a power source (not shown) are installed at the bottom of the rotary table 16, and the first distance sensor 1, the motor 17, the water suction pump 13 and the power source are electrically connected with the controller 22.
As a preferable mode, the cleaning device 18 of the present invention comprises at least two first electric telescopic rods 7, 6 first electric telescopic rods 7 are preferably provided in the present invention, the cleaning is more thorough, one end of each first electric telescopic rod 7 is mounted on the telescopic supporting component 10, the other end is mounted with the fixing frame 2, the fixing frame 2 is in a 7-shaped structure, the inner side (the side close to the telescopic supporting component is the inner side, and the side far away from the telescopic supporting component 10 is the outer side) of the fixing frame is mounted with a third distance sensor (not shown in the figure), the outer side of the fixing frame is fixed with a cleaning piece 4, and the cleaning piece 4 can be dust-free cloth or sponge and is used for cleaning the inner wall of the auxiliary chamber; a liquid outlet of the first pipeline 3 is fixed at the outer side of the fixing frame 2, and a liquid inlet of the first pipeline is positioned at the bottom of the cleaning device 18; the first electric telescopic rod 7 and the third distance sensor are electrically connected with the controller 22; when the auxiliary indoor wall is cleaned, the water suction pump 13 is started, the cleaning liquid in the liquid storage device 18 is conveyed to the dust-free cloth or the sponge through the first pipeline 3 by the water suction pump 13, the auxiliary indoor wall is cleaned after the cleaning liquid is absorbed by the dust-free cloth or the sponge, and the cleaning is more thorough.
As a preferable mode, in order to prevent the water in the water receiving device 11 from overflowing, the present invention further comprises a waste liquid containing device 14 installed on the turntable 16, and a liquid inlet of the waste liquid containing device 14 is connected to a liquid outlet at the bottom of the water receiving device 11 through a second pipeline 12.
As a preferred mode, the liquid storage device 18 and the waste liquid containing device 14 are both sealing structures, which effectively ensure that the water inside the liquid storage device 18 and the waste liquid containing device 14 is not thrown out of the device due to centrifugal force during the rotation process, thereby ensuring the cleanness of the work site. Stock solution device 18 and waste liquid hold device 14 are made by transparent material, and the staff of being convenient for observes the condition of the inside washing liquid of device and waste liquid to judge whether need add clean washing liquid to stock solution device 18 inside, or release the waste liquid in the waste liquid holds device 14, transparent material can choose for use transparent plastic or glass as required, also can select other transparent materials that satisfy the condition. A liquid inlet is formed in the upper portion of the liquid storage device 18, a liquid outlet is formed in the lower portion of the side wall of the waste liquid containing device 14, and the liquid inlet of the liquid storage device 18 and the liquid outlet of the waste liquid containing device 14 are sealed through a sealing cover 15.
As an optimal mode, for the convenience of adding the washing liquid for the liquid storage device 18, for the convenience of emptying the waste liquid in the waste liquid containing device 14 after the washing is finished, a liquid inlet is formed in the upper part of the liquid storage device 18, a liquid outlet is formed in the lower part of the side wall of the waste liquid containing device 14, and the liquid inlet of the liquid storage device 18 and the liquid outlet of the waste liquid containing device 14 are sealed through a sealing cover 15.
As shown in fig. 3, the liquid storage device 18, the waste liquid containing device 14 and the telescopic supporting part 10 are preferably cylindrical, and the liquid storage device 18 and the waste liquid containing device 14 are equal in height; the liquid storage device 18 is arranged inside the waste liquid containing device 14, and the inner diameter of the liquid storage device is 1/3-1/2 of the inner diameter of the waste liquid containing device 14; the telescopic supporting component 10 is fixedly arranged on the upper part of the liquid storage device 18, and the liquid storage device 18, the waste liquid containing device 14 and the telescopic supporting component 10 are coaxially arranged. It so sets up because stock solution device 18 and waste liquid containing device 14 occupy great area on carousel 16, and evenly distributed is on carousel 16, is favorable to the equilibrium of carousel 16, and it is more stable to rotate the in-process, and of course, under the prerequisite of guaranteeing carousel 16 equilibrium and stability, stock solution device 18 and waste liquid containing device 14 also can be other shapes.
As shown in fig. 4, as a preferable mode, the cleaning device further comprises a cleaning device, and the cleaning device comprises at least two second electric telescopic rods 8, an air suction device 21 and a third pipeline 9, wherein the second electric telescopic rods 8 are located at the lower part of the first electric telescopic rod 7, one ends of the second electric telescopic rods are fixed at the upper part of the telescopic supporting component 10, the other ends of the second electric telescopic rods are provided with a bracket 5, the outer side edges of the bracket 5 are uniformly provided with cleaning brushes 6, the bracket 5 is provided with a second distance sensor, and the second distance sensor, the air suction device 21 and the second electric telescopic rods 8 are respectively connected with a controller 22; the air suction port of the third pipeline 9 is fixed outside the bracket 5, the air outlet thereof is connected with the air inlet of an air suction device 21, and the air suction device 21 is arranged on the upper part of the waste liquid containing device 14 or the rotary disc 16. The present invention preferably has 6 second electric telescopic rods 8, the cleaning brush 6 of the present invention effectively cleans the volatile matters, dust, impurities, etc. adhered to the inner wall of the sub-chamber, and at the same time, the suction device 21 generates strong gas and effectively removes the volatile matters, dust, impurities, etc. adhered to the inner wall of the sub-chamber through the suction port of the third pipeline 9.
Preferably, the diameter of the outlet of the third pipeline 9 of the present invention is gradually increased from inside to outside to form a conical shape, so as to more thoroughly remove the volatile matter and other impurities on the inner wall of the auxiliary chamber. In order to facilitate the waste liquid containing device 14 into which the waste liquid flows and reduce the residue of the waste liquid in the water receiving device 11, the bottom of the water receiving device 11 is funnel-shaped, and the diameter of the upper opening is larger than that of the lower opening. In order to prevent the waste liquid from flowing out along the gap between the bottom of the water receiving device 11 and the telescopic supporting component 10 and increase the sealing performance between the two, the contact part of the water receiving device 11 and the telescopic supporting component 10 is sealed by a sealing ring.
In order to facilitate the movement of the vehicle, a handle 20 is preferably installed at one side of the vehicle body 24 for pushing the vehicle to move. Furthermore, in order to improve the safety of the vehicle, a partition 26 is installed inside the vehicle body 24, the length and width of the partition 26 are the same as those of the bottom plate of the vehicle body 24, and a through hole with the same diameter as that of the turntable 16 is formed in the middle of the partition 26, so that the turntable 16 can rotate conveniently.
In a preferred embodiment, the extendable support member 10 is an electric extendable rod and is electrically connected to the controller 22. Of course, the cylinder can be selected to control the extension or retraction of the telescopic support member 10 according to the requirement, the cylinder is installed on the turntable 16, the cylinder is electrically connected with the controller 22, and the controller 22 controls the extension or retraction of the telescopic support member 10 by controlling the working state of the cylinder. However, in the invention, the electric telescopic rod is selected as the telescopic supporting part 10, and the controller 22 is used for directly driving the telescopic supporting part 10, so that the structure is simpler and the control is convenient.
In order to make the appearance of the device more beautiful, the telescopic support member 10, the first electric telescopic rod 7 and the third electric telescopic rod of the present invention are all hollow structures, the first pipeline 3 is positioned inside the telescopic support member 10 and the second electric telescopic rod 8, and the third pipeline 9 is positioned inside the telescopic support member 10 and the first electric telescopic rod 7.
In order to reduce the use of wires and make the device more attractive, the invention can also be provided with a wireless receiving module, the distance sensor and the obstacle detection sensor can also be internally provided with a wireless transmitting module, the distance sensor and the obstacle detection sensor transmit signals to the wireless receiving module through the wireless transmitting module, the wireless receiving module transmits the received signals to the controller 22, the controller 22 can adopt an STM32 series single chip microcomputer, the data operation speed is high, the size is small, and the distance sensor can adopt a common distance measuring sensor in the market such as an ultrasonic sensor and an infrared sensor.
This device initial state, scalable bracing piece 10, first electric telescopic handle 7 and second electric telescopic handle 8 are the state of contracting, and concrete control method is as follows:
s1, presetting distance values D1, D2 and D3 in a controller 22, filling cleaning liquid in a liquid storage device 18, fixing a cleaning piece 4 on a fixed frame 2, wherein the cleaning liquid is alcohol, the cleaning piece 4 is cleaning cotton, and a worker pushes the device to the lower part of an auxiliary chamber to be cleaned through a handle 20;
s2, a power supply is turned on, the device is started, the controller 22 controls the telescopic supporting part 10 to extend, the first distance sensor 1 detects the real-time distance between the telescopic supporting part 10 and the top of the inner wall of the auxiliary chamber and transmits the real-time distance to the controller 22, when the real-time distance transmitted by the first distance sensor 1 is D1, the controller 22 controls the telescopic supporting part 10 to stop extending, and at the moment, the cleaning cotton on the upper part of the fixed frame 2 clings to the upper part of the inner wall of the auxiliary chamber to clean the upper part of the inner wall of the auxiliary chamber;
the S3 controller 22 controls the motor 17 and the water pump 13 to work:
the water suction pump 13 works to send the alcohol in the liquid storage device 18 to the cleaning cotton through the second pipeline 12, and the cleaning liquid gradually permeates into the whole cleaning cotton; the motor 17 drives the rotary table 16 to rotate, the rotary table 16 drives the telescopic supporting part 10 to rotate, and the telescopic supporting part 10 drives the first electric telescopic rod 7 and the second electric telescopic rod 8 to rotate so as to clean the top of the inner wall of the auxiliary chamber;
the controller 22 of S4 controls the first electric telescopic rod 7 and the second electric telescopic rod 8 to slowly extend outwards:
7 limit of first electric telescopic handle rotate the limit and outwards stretch out, and the washing cotton on 2 upper portions of mount of its tip rotates the limit along with 7 limits of first electric telescopic handle and outwards stretches out to realized the washing to vice indoor wall upper portion, the speed that 7 outwards stretched out of first electric telescopic handle, the washing cotton that needs to guarantee 2 upper portions of mount can be to the whole washing in vice indoor wall top.
The first electric telescopic rod 7 and the second electric telescopic rod 8 extend out, when the second distance sensor and the third distance sensor detect that a real-time distance signal from an obstacle is transmitted to the controller 22, and when the real-time distances between the second distance sensor and the third distance sensor are respectively D2 and D3, the controller 22 controls the first electric telescopic rod 7 and the second electric telescopic rod 8 to stop extending out, and at the moment, the cleaning brush 6 and the cleaning cotton are just tightly attached to the inner wall of the auxiliary chamber and have certain pressure, so that the inner wall of the auxiliary chamber can be better cleaned;
s5 the controller 22 controls the operation of the air suction device 21:
the air suction device 21 sucks impurities on the inner wall of the auxiliary chamber through the third pipeline 9, the impurities such as volatile matters and dust adhered to the inner wall of the auxiliary chamber are cleaned by matching with the cleaning brush 6, the cleaning brush 6 and the air suction port of the third pipeline 9 rotate around the inner wall of the auxiliary chamber for a circle along with the rotation of the second electric telescopic rod 8 to clean the inner wall of the auxiliary chamber, and meanwhile, the cleaning cotton also rotates around the side wall of the inner wall of the auxiliary chamber for a circle along with the rotation of the first electric telescopic rod 7 to clean the side wall of the inner wall of the auxiliary chamber;
s6 the controller 22 controls the retractable supporting component 10 to retract, the retraction speed can be set according to the diameter of the inner wall of the sub-chamber to be cleaned actually, the retraction speed must ensure that the cleaning cotton and the cleaning brush 6 rotate at the same height for 2-3 circles, the retraction speed is slower when the diameter of the inner wall of the sub-chamber is larger, the cleaning cotton and the cleaning brush 6 slowly move downwards along with the retraction of the retractable supporting component 10 until the retractable supporting component 10 resets, thereby cleaning the inner wall of the whole sub-chamber, since the sweeper brush 6 is located at the lower portion of the cleaning cotton, the telescopic support member 10 is moved from the top down, so that in practice, for the side wall of the inner wall of the auxiliary chamber, the cleaning brush 6 cleans the side wall firstly, then cleans the cleaned side wall after cleaning the cotton, due to the combination mode, the cleaning force on the inner wall of the auxiliary chamber is increased, the cleaning effect is better, and the cleaning is more thorough. Waste liquid, volatile matters, dust and the like in the cleaning and sweeping processes fall to the water receiving device 11 along the inner wall of the auxiliary chamber, and the waste liquid, the volatile matters, the dust and the like in the water receiving device 11 flow into the waste liquid containing device 14 through the second pipeline 12;
s7, after the telescopic supporting component 10 is reset, the controller 22 controls the water pump 13, the air suction device 21 and the motor 17 to stop working, and simultaneously controls the first electric telescopic rod 7 and the second electric telescopic rod 8 to reset, and the cleaning work is finished. The staff can remove this device and discharge waste liquid and discharge the department, and it is clean to discharge the waste liquid among the waste liquid holding device 14, then holds device 14 and water receiving device 11 inside to the waste liquid and washes totally with the clear water to prolong the life of this device, because the waste liquid holds device 14 and is made by transparent plastic, consequently, whether the staff can judge waste liquid device 14 sanitization through the naked eye in the cleaning process.
Claims (10)
1. The utility model provides a single crystal growing furnace auxiliary chamber intelligence cleaning device, including scalable supporting part (10) and stock solution device (18), the belt cleaning device who is used for wasing auxiliary chamber inner wall is installed on scalable supporting part (10) upper portion, stock solution device (18) are connected with belt cleaning device through first pipeline (3), be connected with suction pump (13) on first pipeline (3), a serial communication port, still include automobile body (24), controller (22) and power, the bottom is fixed with motor (17) in automobile body (24), motor (17) upper portion is equipped with carousel (16), motor output shaft (23) and carousel (16) bottom centre of a circle link to each other, install 3 strengthening rib (25) at least between carousel (16) bottom and motor (17), strengthening rib (25) first end is fixed on motor (17) axle, its second end is fixed on carousel (16), the distance between strengthening rib (25) second end and carousel (16) the centre of a circle is d, d and the radius r of the turntable (16) are as follows: r/2 < d < r;
scalable supporting component (10) are installed on carousel (16), first distance sensor (1) is installed at its top, its lower part cover is equipped with upper portion open-ended water collector (11), this water collector (11) are fixed on scalable supporting component (10), its diameter is greater than vice indoor footpath, and can not reciprocate along with the stretching out or the withdrawal of scalable supporting component (10), controller (22) and power are installed in carousel (16) bottom, stock solution device (18) and suction pump (13) are all installed on carousel (16), first distance sensor (1), motor (17), suction pump (13), the power all is connected with controller (22) electricity.
2. The intelligent cleaning device for the auxiliary chamber of the single crystal furnace is characterized by comprising at least two first electric telescopic rods (7), wherein one ends of the first electric telescopic rods (7) are arranged on a telescopic supporting part (10), the other ends of the first electric telescopic rods are provided with a fixed frame (2), the inner sides of the first electric telescopic rods are provided with third distance sensors, and the outer sides of the first electric telescopic rods are fixedly provided with cleaning pieces (4); a liquid outlet of the first pipeline (3) is fixed at the outer side of the fixing frame (2), and a liquid inlet of the first pipeline is positioned at the bottom of the liquid storage device (18); the first electric telescopic rod (7) and the third distance sensor are electrically connected with the controller (22).
3. The intelligent cleaning device for the auxiliary chamber of the single crystal furnace as claimed in claim 2, wherein the turntable (16) is provided with a waste liquid containing device (14), and a liquid inlet of the waste liquid containing device (14) is connected with a liquid outlet at the bottom of the water receiving device (11) through a second pipeline (12).
4. The intelligent cleaning device for the auxiliary chamber of the single crystal furnace as claimed in claim 3, wherein the liquid storage device (18) and the waste liquid containing device (14) are both sealing structures, the liquid storage device (18), the waste liquid containing device (14) and the water receiving device (11) are all made of transparent materials, a liquid inlet is formed in the upper portion of the liquid storage device (18), a liquid outlet is formed in the lower portion of the side wall of the waste liquid containing device (14), and the liquid inlet of the liquid storage device (18) and the liquid outlet of the waste liquid containing device (14) are both sealed through a sealing cover (15).
5. The intelligent cleaning device for the auxiliary chamber of the single crystal furnace according to claim 4, wherein the liquid storage device (18), the waste liquid containing device (14) and the telescopic supporting part (10) are all cylindrical, and the liquid storage device (18) and the waste liquid containing device (14) are equal in height; the liquid storage device (18) is arranged inside the waste liquid containing device (14), and the inner diameter of the liquid storage device is 1/3-1/2 of the inner diameter of the waste liquid containing device (14); scalable supporting component (10) fixed mounting is at stock solution device (18) top, and stock solution device (18), waste liquid hold device (14), scalable supporting component (10) coaxial setting.
6. The intelligent cleaning device for the auxiliary chamber of the single crystal furnace according to claim 5, further comprising a cleaning device for cleaning and sucking away volatile matters on the inner wall of the auxiliary chamber, wherein the cleaning device comprises at least two second electric telescopic rods (8), an air suction device (21) and a third pipeline (9), the second electric telescopic rods (8) are located at the lower part of the first electric telescopic rods (7), one ends of the second electric telescopic rods are fixed at the upper part of the telescopic supporting part (10), the other ends of the second electric telescopic rods are provided with the support (5), cleaning brushes (6) are uniformly distributed at the outer side edge of the support (5), the support (5) is provided with a second distance sensor, and the second distance sensor, the air suction device (21) and the second electric telescopic rods (8) are respectively connected with the controller (22); the air suction port of the third pipeline (9) is fixed on the outer side of the bracket (5), the air outlet of the third pipeline is connected with the air inlet of an air suction device (21), and the air suction device (21) is arranged on the upper part of the waste liquid containing device (14) or the rotary disc (16).
7. The intelligent cleaning device for the auxiliary chamber of the single crystal furnace as claimed in claim 6, wherein the diameter of the gas outlet of the third pipeline (9) is gradually increased from inside to outside and is in a conical shape; the diameter of the upper opening of the water receiving device (11) is larger than that of the lower opening of the water receiving device and is conical, and the contact part of the water receiving device (11) and the telescopic supporting part (10) is sealed by a sealing ring.
8. The intelligent cleaning device for the auxiliary chamber of the single crystal furnace as claimed in claim 7, wherein a handle (20) is mounted on one side of a vehicle body (24), a partition plate (26) is mounted inside the vehicle body (24), the length and the width of the partition plate (26) are the same as those of a bottom plate of the vehicle body (24), and a through hole with the same diameter as that of the rotary table (16) is formed in the middle of the partition plate (26).
9. The intelligent cleaning device for the auxiliary chamber of the single crystal furnace is characterized in that the telescopic supporting part (10) is an electric telescopic rod and is electrically connected with the controller (22); scalable supporting component (10), first electric telescopic handle (7), third electric telescopic handle are hollow structure, and first pipeline (3) are located scalable supporting component (10) and second electric telescopic handle (8) inside, and third pipeline (9) are located scalable supporting component (10) and first electric telescopic handle (7) inside.
10. A method for controlling the apparatus according to claim 9, comprising the steps of:
s1, distance values D1, D2 and D3 are preset in a controller (22), cleaning liquid is filled in a liquid storage device (18), a cleaning piece (4) is fixed on a fixed frame (2), and a vehicle body (24) is pushed to the lower part of an auxiliary chamber to be cleaned through a handle (20);
s2, a power supply is turned on, the controller (22) is powered on, the controller (22) controls the telescopic supporting part (10) to extend, the first distance sensor (1) detects the real-time distance between the telescopic supporting part (10) and the top of the inner wall of the auxiliary chamber and transmits the real-time distance to the controller (22), when the real-time distance transmitted by the first distance sensor (1) is D1, the controller (22) controls the telescopic supporting part (10) to stop extending, and at the moment, cleaning cotton on the upper portion of the fixed frame (2) clings to the upper portion of the inner wall of the auxiliary chamber to clean the upper portion of the inner wall of the auxiliary chamber;
the S3 controller (22) controls the motor (17) and the water pump (13) to work:
the water suction pump (13) works, cleaning liquid in the liquid storage device (18) is sent to the cleaning piece (4) through the second pipeline (12), and the cleaning liquid gradually permeates into the whole cleaning piece (4); the motor (17) drives the rotary table (16) to rotate, the rotary table (16) drives the telescopic supporting part (10) to rotate, and the telescopic supporting part (10) drives the first electric telescopic rod (7) and the second electric telescopic rod (8) to rotate so as to clean the top of the inner wall of the auxiliary chamber;
the S4 controller (22) controls the first electric telescopic rod (7) and the second electric telescopic rod (8) to extend outwards:
the first electric telescopic rod (7) rotates and extends outwards, the cleaning piece (4) at the upper part of the fixing frame (2) at the end part of the first electric telescopic rod rotates and extends outwards along with the first electric telescopic rod (7), and the speed of the outward extension of the first electric telescopic rod (7) can ensure that the cleaning piece (4) at the upper part of the fixing frame (2) can completely clean the top of the inner wall of the auxiliary chamber;
the first electric telescopic rod (7) and the second electric telescopic rod (8) extend out, when the second distance sensor and the third distance sensor detect that a real-time distance signal from an obstacle is transmitted to the controller (22), and when the real-time distances of the second distance sensor and the third distance sensor are respectively D2 and D3, the controller (22) controls the first electric telescopic rod (7) and the second electric telescopic rod (8) to stop extending out;
s5 the controller (22) controls the suction device (21) to work:
the air suction device (21) sucks impurities on the inner wall of the auxiliary chamber through the third pipeline (9), the cleaning brush (6) and an air suction port of the third pipeline (9) rotate around the inner wall of the auxiliary chamber for a circle along with the rotation of the second electric telescopic rod (8) to clean the inner wall of the auxiliary chamber, and meanwhile, the cleaning piece (4) also rotates around the side wall of the inner wall of the auxiliary chamber for a circle along with the rotation of the first electric telescopic rod (7) to clean the side wall of the inner wall of the auxiliary chamber;
s6 the controller (22) controls the retractable supporting component (10) to retract, the supporting component (10) can retract downwards for a set distance when rotating for a set number of turns, and the cleaning component (4) and the cleaning brush (6) clean the inner wall of the whole auxiliary chamber along with the rotation and retraction of the retractable supporting component (10); waste liquid and impurities in the cleaning and sweeping processes fall to the water receiving device (11) along the inner wall of the auxiliary chamber, and the waste liquid and the impurities in the water receiving device (11) flow into the waste liquid containing device (14) through the second pipeline (12);
s7, after the telescopic supporting component (10) is reset, the controller (22) controls the water suction pump (13), the air suction device (21) and the motor (17) to stop working, and simultaneously controls the first electric telescopic rod (7) and the second electric telescopic rod (8) to reset, and the cleaning work is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111182404.3A CN113976559A (en) | 2021-10-11 | 2021-10-11 | Intelligent cleaning device for auxiliary chamber of single crystal furnace and control method of intelligent cleaning device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111182404.3A CN113976559A (en) | 2021-10-11 | 2021-10-11 | Intelligent cleaning device for auxiliary chamber of single crystal furnace and control method of intelligent cleaning device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115261971A (en) * | 2022-07-15 | 2022-11-01 | 南京晶能半导体科技有限公司 | Single crystal furnace auxiliary chamber pipeline cleaning robot |
| CN115945480A (en) * | 2022-12-05 | 2023-04-11 | 双良硅材料(包头)有限公司 | Single crystal furnace auxiliary chamber cleaning device, system and method |
| CN116000033A (en) * | 2022-12-15 | 2023-04-25 | 西安奕斯伟材料科技有限公司 | Single crystal furnace auxiliary chamber cleaning device and method |
-
2021
- 2021-10-11 CN CN202111182404.3A patent/CN113976559A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115261971A (en) * | 2022-07-15 | 2022-11-01 | 南京晶能半导体科技有限公司 | Single crystal furnace auxiliary chamber pipeline cleaning robot |
| CN115261971B (en) * | 2022-07-15 | 2023-11-10 | 南京晶能半导体科技有限公司 | Single crystal growing furnace auxiliary chamber pipeline cleaning robot |
| CN115945480A (en) * | 2022-12-05 | 2023-04-11 | 双良硅材料(包头)有限公司 | Single crystal furnace auxiliary chamber cleaning device, system and method |
| CN116000033A (en) * | 2022-12-15 | 2023-04-25 | 西安奕斯伟材料科技有限公司 | Single crystal furnace auxiliary chamber cleaning device and method |
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