CN115077403A - Liquid mouth is apart from measuring device based on image processing - Google Patents

Liquid mouth is apart from measuring device based on image processing Download PDF

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Publication number
CN115077403A
CN115077403A CN202210635166.5A CN202210635166A CN115077403A CN 115077403 A CN115077403 A CN 115077403A CN 202210635166 A CN202210635166 A CN 202210635166A CN 115077403 A CN115077403 A CN 115077403A
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annular
camera
fixed sleeve
water
water cavity
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CN115077403B (en
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邢治国
刘聪
李军
李浩铭
马东兴
张靖
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Linton Kayex Technology Co Ltd
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Linton Kayex Technology Co Ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B35/00—Apparatus not otherwise provided for, specially adapted for the growth, production or after-treatment of single crystals or of a homogeneous polycrystalline material with defined structure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Abstract

The invention belongs to the technical field of single crystal furnaces, and particularly relates to a liquid mouth distance measuring device based on image processing, which comprises a support, a fixed sleeve, a camera, a water inlet pipe and a water outlet pipe; the camera is mounted in the middle of the support, a water cavity is formed in the fixing sleeve, a water inlet pipe is mounted at the top of one side of the fixing sleeve and communicated with the top of the water cavity, a water outlet pipe is mounted at the bottom of the other side of the fixing sleeve and communicated with the bottom of the water cavity; the inside in the cooling water tank gets into the water cavity through the inlet tube under the effect of water pump, and the water cavity is wrapped up the camera, and the cooling water of water intracavity portion cools down in flowing back the cooling water tank from the outlet pipe again after heat exchange, provides the operational environment that the temperature reduces for the camera to the influence of the high temperature of single crystal growing furnace to the camera has been reduced, has improved the life of camera and image acquisition's definition then.

Description

Liquid mouth is apart from measuring device based on image processing
Technical Field
The invention belongs to the technical field of single crystal furnaces, and particularly relates to a liquid gap measuring device based on image processing.
Background
With the increase of social energy consumption, the energy provided by the photovoltaic industry is continuously increased, and how to effectively improve the yield of monocrystalline silicon is an important basis for the production of the photovoltaic industry. The liquid gap of the single crystal furnace is one of the main technical indexes in the production process, is a core parameter of the production process of the single crystal furnace and is also an important guarantee for safety production, so that the accurate measurement of the liquid gap in the production process is important.
A chinese patent publication No. CN113308731B discloses a method for measuring liquid gap distance of a single crystal furnace with a seed crystal with a tip as a reference, comprising the steps of 1: mounting a seed crystal with a tip at the lower end of a heavy hammer, then placing the heavy hammer into the main furnace chamber, and obtaining the distance from the tail end of the seed crystal with the tip to the lower edge plane of the guide cylinder; step 2: acquiring an actual pixel position image of the pointed seed crystal tip and a pixel position image of the inverted image of the pointed seed crystal tip by using a CCD (charge coupled device) camera, and then calculating the distance from the pointed seed crystal tip to the liquid level of the molten silicon according to the actual pixel position and the pixel position of the inverted image of the pointed seed crystal tip; and step 3: and calculating the distance between the liquid opening of the single crystal furnace based on the distance from the tail end of the seed crystal with the tip to the lower edge plane of the guide cylinder and the distance from the tip of the seed crystal with the tip to the liquid level of the molten silicon. The liquid mouth distance can be accurately calculated through the image acquired by the CCD camera, the human error is eliminated, and the accuracy of the liquid mouth distance is improved, so that the accurate positioning of the liquid mouth distance is realized, and the accurate control of the liquid mouth distance of the single crystal furnace is facilitated.
The existing main mode for measuring the distance between the liquid ports mainly detects images of the liquid ports in real time through a camera for image acquisition, so that the effective distance between the liquid ports is obtained; however, the temperature of the detection port of the single crystal furnace is high, the camera works in a high-temperature environment, and the service life of the camera and the definition of image acquisition are greatly influenced by the overhigh temperature.
Therefore, the invention provides a liquid mouth distance measuring device based on image processing.
Disclosure of Invention
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a liquid mouth distance measuring device based on image processing, which comprises a support, a fixed sleeve, a camera, a water inlet pipe and a water outlet pipe, wherein the support is fixedly connected with the fixed sleeve; the camera is mounted in the middle of the support, a water cavity is formed in the fixing sleeve, a water inlet pipe is mounted at the top of one side of the fixing sleeve and communicated with the top of the water cavity, a water outlet pipe is mounted at the bottom of the other side of the fixing sleeve and communicated with the bottom of the water cavity, one end, away from the fixing sleeve, of the water inlet pipe is communicated with a water pump of the cooling water tank, and one end, away from the fixing sleeve, of the water outlet pipe is communicated with the cooling water tank; the temperature of the detection port of the single crystal furnace is high, the camera works in a high-temperature environment, and the service life of the camera and the definition of image acquisition are greatly influenced by the overhigh temperature; the during operation, the inside in the cooling water tank gets into the water cavity through the inlet tube under the effect of water pump, and the water cavity wraps up the camera, and the cooling water of water intracavity portion cools down in flowing back the cooling water tank from the outlet pipe again after the heat exchange to the operational environment that provides the temperature reduction for the camera to the high temperature that has reduced the single crystal growing furnace has improved the life of camera and image acquisition's clarity then.
Preferably, an annular partition plate is fixedly connected to the inside of the water cavity, a plurality of through holes are uniformly formed in the annular partition plate, the water inlet pipe penetrates through the outer wall of the water cavity, the outer wall of the water inlet pipe is fixedly connected with the outer wall of the water cavity, the water inlet pipe is fixedly connected with the top of the annular partition plate, penetrates through the annular partition plate, the water inlet pipe is communicated with the inside of the annular partition plate, and the water outlet pipe is communicated with the outside of the annular partition plate; during operation separates into inlayer and skin with the water cavity through annular partition plate, and the cooling water gets into the inlayer in water cavity through the inlet tube, carries out the heat exchange with the outside of camera, reduces fixed sleeve's inner circle temperature, and the cooling water of the inlayer in water cavity through the heat exchange flows in the skin in water cavity through a plurality of through-holes, flows from the outlet pipe again, has improved the flow efficiency of the inside cooling water in water cavity to the heat exchange efficiency of cooling water has been improved.
Preferably, a plurality of hollow heat dissipation plates are uniformly and fixedly connected to the inner wall of the fixing sleeve in a surrounding manner, a plurality of water holes are formed in one surface, close to the water cavity, of each hollow heat dissipation plate, and the water holes are communicated with the water cavity; during operation, the cooling water in the water cavity enters the inside of the hollow heat dissipation plate through the water holes, the area of heat exchange between the cooling water and the outside is increased, and therefore the cooling effect of the camera is further improved.
Preferably, a ring seat is fixedly connected to the inner ring at the bottom of the fixed sleeve, a pressing plate is bolted to the inner ring at the top of the fixed sleeve, a pressing block is slidably mounted inside a bottom groove of the pressing plate, a first bolt is rotatably mounted in the middle of the pressing plate, a screw hole is formed in the middle of the top surface of the pressing block, the outer wall of the first bolt is in threaded fit with the inner wall of the screw hole, a plurality of guide rods are fixedly connected to the top surface of the bottom groove of the pressing plate, and the outer walls of the guide rods are in sliding fit with the inner wall of a blind hole of the pressing block; during operation, put into fixed sleeve's inside with the camera for the bottom of camera and the top contact of ring seat use the bolt to install fixed sleeve's top with the clamp plate, twist and move a bolt, promote the briquetting and slide down, with the fixed locking of camera, thereby reduced the probability that the air current that produces because of the high temperature of single crystal growing furnace caused the camera to rock, thereby improved the shooting stability of camera.
Preferably, the top surface of the ring seat is provided with an annular chute, an annular bottom plate is slidably mounted inside the annular chute, the top surface of the annular bottom plate is fixedly connected with a plurality of vertical rods in a surrounding manner, the top ends of the vertical rods are fixedly connected with an annular supporting plate, and the top surface of the annular supporting plate is in sliding fit with the bottom surface of the camera; put into fixed sleeve's inside with the camera for the bottom of camera and the top contact of annular layer board promote the camera and remove in fixed sleeve's inside, drive the annular layer board and remove, through the transmission of montant, drive the inside displacement of annular bottom plate at annular spout, thereby the staff of being convenient for adjusts the position of camera, and the staff of being convenient for then aligns the liquid mouth with the camera lens of camera.
Preferably, the bottom surface of the annular bottom plate is provided with a plurality of annular grooves, graphite rings are slidably mounted inside the annular grooves, the bottom surfaces of the graphite rings are in sliding fit with the bottom surfaces of the annular sliding grooves, and a plurality of elastic rubber columns are fixedly connected between the top surfaces of the graphite rings and the top surfaces of the annular grooves in a surrounding manner; during operation, the graphite ring is under the elastic action of the elastic rubber column, so that the graphite ring is always in contact with the bottom surface of the annular sliding groove, the friction force between the annular bottom plate and the annular sliding groove is reduced, and then the accuracy and the stability of adjusting the position of the camera by workers are improved.
Preferably, the top surface of the annular supporting plate is provided with a plurality of mounting holes, a sliding rod is slidably mounted in each mounting hole, the bottom end of each sliding rod and the bottom surface of each mounting hole are fixedly connected with an annular magnet, the annular magnets on the two sides repel each other, and a pull rope is fixedly connected between the bottom end of each sliding rod and the bottom surface of each mounting hole; during operation, the inside of fixed sleeve is put into to the camera for the bottom of camera and the top contact of annular layer board, and the bottom surface of camera promotes the slide bar and slides in the inside of mounting hole, makes the annular magnet of top be close to the annular magnet of bottom, and the slide bar in the outside does not receive the gravity of camera, and the repulsion force between the annular magnet promotes the slide bar and upwards slides, and a plurality of slide bars are fixed with the camera, thereby when having reduced the adjustment camera position, the probability that relative displacement takes place between camera and the annular layer board.
Preferably, the support comprises a vertical rod, a first movable cross rod and a second movable cross rod; the upright rods are arranged on two sides of a detection port of the single crystal furnace through bolts, a first movable cross rod is slidably arranged on the outer ring of each upright rod, a second movable cross rod is slidably arranged on the outer ring of each first movable cross rod, and the second movable cross rods on two sides are connected with two sides of the fixed sleeve; during operation, the upright rod is connected with the first movable cross rod through the bolt, and the second movable cross rod is connected with the first movable cross rod through the bolt, so that a worker can conveniently adjust the distance between the camera and the single crystal furnace detection port.
Preferably, a swivel base is rotatably mounted on the outer ring of one end, close to the fixed sleeve, of the second movable cross rod, a pair of bearings is mounted on the outer ring of one end, close to the fixed sleeve, of the second movable cross rod, the outer wall of each bearing is in sliding fit with the inside of the swivel base, a second bolt is mounted on the outer ring of the swivel base in a threaded manner and penetrates through the swivel base, an arc-shaped plate is rotatably mounted on one end, close to the inside of the swivel base, of the second bolt, the arc-shaped plate is located between the bearings on two sides, limiting rods are fixedly connected to two sides of the arc-shaped plate, and the limiting rods are in sliding fit with blind holes in the inner wall of the swivel base; during operation rotates fixed sleeve, drives the swivel mount and rotates, adjusts the angle between camera and the single crystal growing furnace detection mouth, after the angular adjustment of camera to suitable angle, twists and moves No. two bolts, promotes the end that the arc presss from both sides tight No. two movable cross bars to with the fixed locking of fixed sleeve, further improved the convenience of staff to camera position adjustment, realized the adjustment of the diversified shooting of camera.
The invention has the following beneficial effects:
1. the invention relates to a liquid mouth distance measuring device based on image processing, which is characterized in that a bracket, a fixed sleeve, a camera, a water inlet pipe and a water outlet pipe are arranged; the inside in the cooling water tank gets into the water cavity through the inlet tube under the effect of water pump, and the water cavity is wrapped up the camera, and the cooling water of water intracavity portion cools down in flowing back the cooling water tank from the outlet pipe again after heat exchange, provides the operational environment that the temperature reduces for the camera, has reduced the influence of the high temperature of single crystal growing furnace to the camera, has improved the life of camera and the clarity of image acquisition.
2. The invention relates to a liquid mouth distance measuring device based on image processing, which is characterized in that an annular bottom plate and an annular supporting plate are arranged; the bottom of camera and the top contact of annular layer board promote the camera and in the inside removal of fixed sleeve, drive the annular layer board and remove, drive the inside displacement of annular bottom plate at annular spout, and the staff of being convenient for adjusts the position of camera, and the staff of being convenient for then aims at the liquid mouth with the camera lens of camera.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of a first embodiment of the present invention;
FIG. 2 is a front view of a first embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is an enlarged view of a portion of FIG. 3 at C;
FIG. 6 is an enlarged view of a portion of FIG. 3 at D;
FIG. 7 is a partial cross-sectional view of a second rotary turret according to an embodiment of the invention;
in the figure: 1. a support; 2. fixing the sleeve; 3. a camera; 4. a water inlet pipe; 5. a water outlet pipe; 6. a water chamber; 7. an annular partition plate; 8. a through hole; 9. a hollow heat dissipation plate; 10. a water pore; 11. a ring seat; 12. pressing a plate; 13. briquetting; 14. a first bolt; 15. a screw hole; 16. a guide bar; 17. an annular chute; 18. an annular base plate; 19. a vertical rod; 20. an annular pallet; 21. a ring groove; 22. a graphite ring; 23. an elastic rubber column; 24. mounting holes; 25. a slide bar; 26. a ring magnet; 27. pulling a rope; 101. erecting a rod; 102. a first movable cross bar; 103. a second movable cross bar; 28. rotating a base; 29. a bearing; 30. a second bolt; 31. an arc-shaped plate; 32. a limiting rod; 33. an annular gullet; 34. an arc tooth groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example one
As shown in fig. 1 to 2, a liquid gap measuring device based on image processing according to an embodiment of the present invention includes a bracket 1, a fixing sleeve 2, a camera 3, a water inlet pipe 4, and a water outlet pipe 5; the middle of the support 1 is provided with a fixed sleeve 2, the middle of the fixed sleeve 2 is provided with a camera 3, a water cavity 6 is formed in the fixed sleeve 2, the top of one side of the fixed sleeve 2 is provided with a water inlet pipe 4, the water inlet pipe 4 is communicated with the top of the water cavity 6, the bottom of the other side of the fixed sleeve 2 is provided with a water outlet pipe 5, the water outlet pipe 5 is communicated with the bottom of the water cavity 6, one end, away from the fixed sleeve 2, of the water inlet pipe 4 is communicated with a water pump of a cooling water tank, and one end, away from the fixed sleeve 2, of the water outlet pipe 5 is communicated with the cooling water tank; the temperature of the detection port of the single crystal furnace is high, the camera 3 works in a high-temperature environment, and the service life of the camera 3 and the definition of image acquisition are greatly influenced by the overhigh temperature; during operation, the inside of cooling water in the cooling water tank through inlet tube 4 entering water cavity 6 under the effect of water pump, and water cavity 6 wraps up camera 3, and the cooling water in 6 insides in water cavity flows back to cooling water tank from outlet pipe 5 after the heat exchange and cools down, provides the operational environment that the temperature reduces for camera 3 to the high temperature that has reduced the single crystal growing furnace is to camera 3's influence, has then improved camera 3's life and image acquisition's clarity.
As shown in fig. 2 to 3, an annular partition plate 7 is fixedly connected inside the water cavity 6, a plurality of through holes 8 are uniformly formed in the annular partition plate 7, the water inlet pipe 4 penetrates through the outer wall of the water cavity 6, the outer wall of the water inlet pipe 4 is fixedly connected with the outer wall of the water cavity 6, the water inlet pipe 4 is fixedly connected with the top of the annular partition plate 7, the water inlet pipe 4 penetrates through the annular partition plate 7, the water inlet pipe 4 is communicated with the inside of the annular partition plate 7, and the water outlet pipe 5 is communicated with the outside of the annular partition plate 7; during operation, separate into inlayer and skin with water cavity 6 through annular baffle 7, the cooling water gets into the inlayer of water cavity 6 through inlet tube 4, carries out the heat exchange with the outside of camera 3, reduces the inner circle temperature of fixed sleeve 2, and the cooling water of the inlayer of water cavity 6 through the heat exchange flows in the skin of water cavity 6 through a plurality of through-holes 8, flows out from outlet pipe 5 again, has improved the flow efficiency of the inside cooling water in water cavity 6 to the heat exchange efficiency of cooling water has been improved.
As shown in fig. 3, a plurality of hollow heat dissipation plates 9 are uniformly fixedly connected around the inner wall of the fixing sleeve 2, a plurality of water holes 10 are formed in one surface of each hollow heat dissipation plate 9, which is close to the water cavity 6, and the water holes 10 are communicated with the water cavity 6; during operation, the cooling water in the water cavity 6 enters the hollow heat dissipation plate 9 through the water holes 10, so that the area of heat exchange between the cooling water and the outside is increased, and the cooling effect of the camera 3 is further improved.
As shown in fig. 2, a ring seat 11 is fixedly connected to the bottom inner ring of the fixed sleeve 2, a pressing plate 12 is bolted to the top inner ring of the fixed sleeve 2, a pressing block 13 is slidably mounted inside a bottom groove of the pressing plate 12, a first bolt 14 is rotatably mounted in the middle of the pressing plate 12, a screw hole 15 is formed in the middle of the top surface of the pressing block 13, the outer wall of the first bolt 14 is in threaded fit with the inner wall of the screw hole 15, a plurality of guide rods 16 are fixedly connected to the top surface of the bottom groove of the pressing plate 12, and the outer walls of the guide rods 16 are in sliding fit with the inner wall of blind holes of the pressing block 13; during operation, put into the inside of fixed sleeve 2 with camera 3 for the bottom of camera 3 contacts with the top of ring seat 11, uses the bolt to install clamp plate 12 in the top of fixed sleeve 2, twists No. one bolt 14, promotes briquetting 13 and slides downwards, and camera 3 is fixed to be locked, thereby has reduced the probability that the air current that produces because of the high temperature of single crystal growing furnace causes camera 3 to rock, thereby has improved camera 3's shooting stability.
As shown in fig. 2, 5 and 6, an annular sliding groove 17 is formed in the top surface of the annular seat 11, an annular bottom plate 18 is slidably mounted inside the annular sliding groove 17, a plurality of vertical rods 19 are fixedly connected to the top surface of the annular bottom plate 18 in a surrounding manner, an annular supporting plate 20 is fixedly connected to the top ends of the vertical rods 19, and the top surface of the annular supporting plate 20 is in sliding fit with the bottom surface of the camera 3; put into the inside of fixed sleeve 2 with camera 3 for camera 3's bottom and the top contact of annular layer board 20 promote camera 3 and remove in the inside of fixed sleeve 2, drive annular layer board 20 and remove, through montant 19's transmission, drive annular bottom plate 18 at the inside displacement of annular spout 17, thereby the staff of being convenient for adjusts camera 3's position, and the staff of being convenient for then aligns the liquid mouth with camera 3's camera lens.
As shown in fig. 5, a plurality of ring grooves 21 are formed in the bottom surface of the annular bottom plate 18, a graphite ring 22 is slidably mounted inside the ring grooves 21, the bottom surface of the graphite ring 22 is in sliding fit with the bottom surface of the annular sliding groove 17, and a plurality of elastic rubber columns 23 are fixedly connected between the top surface of the graphite ring 22 and the top surface of the ring grooves 21 in a surrounding manner; during operation, graphite ring 22 is under the elastic force effect of elastic rubber post 23 for graphite ring 22 contacts the bottom surface of annular spout 17 all the time, thereby has reduced the frictional force between annular bottom plate 18 and the annular spout 17, has improved precision and the stability that the staff adjusted the camera 3 position then.
As shown in fig. 6, a plurality of mounting holes 24 are formed in the top surface of the annular supporting plate 20, a sliding rod 25 is slidably mounted in each mounting hole 24, annular magnets 26 are fixedly connected to the bottom ends of the sliding rods 25 and the bottom surfaces of the mounting holes 24, the annular magnets 26 on the two sides repel each other, and a pull rope 27 is fixedly connected between the bottom ends of the sliding rods 25 and the bottom surfaces of the mounting holes 24; in operation, the camera 3 is placed in the fixing sleeve 2, so that the bottom of the camera 3 is in contact with the top of the annular supporting plate 20, the bottom surface of the camera 3 pushes the sliding rods 25 to slide into the mounting holes 24, the annular magnet 26 at the top is close to the annular magnet 26 at the bottom, the sliding rods 25 at the outer side are not subjected to the gravity of the camera 3, the sliding rods 25 are pushed to slide upwards by repulsive force between the annular magnets 26, the camera 3 is fixed by the sliding rods 25, and therefore the probability of relative displacement between the camera 3 and the annular supporting plate 20 when the position of the camera 3 is adjusted is reduced.
As shown in fig. 1, the support 1 comprises a vertical rod 101, a first movable cross rod 102 and a second movable cross rod 103; the upright rod 101 is installed on two sides of a detection port of the single crystal furnace through bolts, a first movable cross rod 102 is installed on the outer ring of the upright rod 101 in a sliding mode, a second movable cross rod 103 is installed on the outer ring of the first movable cross rod 102 in a sliding mode, and the two sides of the second movable cross rod 103 are connected with two sides of the fixed sleeve 2; during operation, the upright rod 101 is connected with the first movable cross rod 102 through the bolt, and the second movable cross rod 103 is connected with the first movable cross rod 102 through the bolt, so that the distance between the camera 3 and the single crystal furnace detection port can be conveniently adjusted by a worker.
As shown in fig. 4, a swivel base 28 is rotatably mounted on an outer ring of one end of the second movable cross bar 103 close to the fixed sleeve 2, a pair of bearings 29 is mounted on an outer ring of one end of the second movable cross bar 103 close to the fixed sleeve 2, outer walls of the bearings 29 are in sliding fit with the inside of the swivel base 28, a second bolt 30 is mounted on an outer ring of the swivel base 28 in a threaded manner, the second bolt 30 penetrates through the swivel base 28, an arc-shaped plate 31 is rotatably mounted on one end of the second bolt 30 close to the inside of the swivel base 28, the arc-shaped plate 31 is located between the bearings 29 on both sides, both sides of the arc-shaped plate 31 are fixedly connected with limit rods 32, and the limit rods 32 are in sliding fit with blind holes on the inner wall of the swivel base 28; during operation rotates fixed sleeve 2, drives swivel mount 28 and rotates, adjusts the angle between camera 3 and the single crystal growing furnace detection mouth, after camera 3's angular adjustment to suitable angle, twists No. two bolts 30, promotes the end that the arc 31 presss from both sides tight No. two movable cross bars 103 to with the fixed locking of fixed sleeve 2, further improved the convenience of staff to camera 3 position adjustment, realized the adjustment of camera 3's diversified shooting.
Example two
As shown in fig. 7, a first comparative example, in which another embodiment of the present invention is: an annular tooth groove 33 is formed in the outer ring of one end, close to the fixed sleeve 2, of the second movable cross rod 103, the annular tooth groove 33 is located between the bearings 29 on the two sides, an arc-shaped tooth groove 34 is formed in the concave surface of the arc-shaped plate 31, and the arc-shaped tooth groove 34 is in sliding fit with the annular tooth groove 33; during operation, when the arc 31 is close to No. two movable cross bars 103 for mesh between arc tooth's socket 34 and the annular tooth's socket 33, thereby further improved the fixed stability to fixed sleeve 2, further improved the stability that camera 3 shot then.
When in work: the upright rods 101 are installed on two sides of a detection port of the single crystal furnace through bolts, the positions of the first movable cross rod 102 and the second movable cross rod 103 are adjusted, and the first movable cross rod and the second movable cross rod are locked through the bolts; the camera 3 is placed in the fixing sleeve 2, the bottom of the camera 3 is in contact with the top of the annular supporting plate 20, the bottom surface of the camera 3 pushes the sliding rods 25 to slide into the mounting holes 24, so that the annular magnet 26 at the top is close to the annular magnet 26 at the bottom, the sliding rods 25 at the outer side are not subjected to the gravity of the camera 3, the sliding rods 25 are pushed to slide upwards by repulsive force between the annular magnets 26, the plurality of sliding rods 25 fix the camera 3, and the graphite ring 22 is enabled to be in contact with the bottom surface of the annular sliding chute 17 all the time under the elastic force of the elastic rubber column 23; detecting a shot image of the camera 3, adjusting the position of the camera 3, pushing the camera 3 to move in the fixed sleeve 2, driving the annular supporting plate 20 to move, driving the annular bottom plate 18 to move in the annular sliding groove 17 through the transmission of the vertical rod 19, enabling the bottom of the camera 3 to be in contact with the top of the annular seat 11 after the position adjustment of the camera 3 is completed, installing the pressing plate 12 on the top of the fixed sleeve 2 through bolts, screwing the first bolt 14, pushing the pressing block 13 to slide downwards, and fixedly locking the camera 3; the fixing sleeve 2 is rotated to drive the rotary base 28 to rotate, the angle between the camera 3 and the detection port of the single crystal furnace is adjusted, when the angle of the camera 3 is adjusted to a proper angle, the second bolt 30 is screwed, the arc-shaped plate 31 is pushed to clamp the end of the second movable cross rod 103, and the fixing sleeve 2 is fixedly locked;
during operation of single crystal growing furnace, the cooling water in the cooling water tank enters the inlayer that the cooling water got into water cavity 6 through inlet tube 4 under the effect of water pump, carry out the heat exchange with camera 3's the outside, the cooling water of the inlayer of water cavity 6 through the heat exchange flows in the skin of water cavity 6 through a plurality of through-holes 8, cool down in flowing back the cooling water tank from outlet pipe 5 again, and simultaneously, the cooling water in the water cavity 6 passes through the inside that water hole 10 got into hollow heating panel 9, the area that the cooling water carries out the heat exchange with the external world has been increased, for camera 3 provides the operational environment that the temperature reduces, thereby the influence of the high temperature of single crystal growing furnace to camera 3 has been reduced, thereby camera 3's life and image acquisition's clarity have been improved.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A liquid mouth distance measuring device based on image processing is characterized in that: comprises a bracket (1), a fixed sleeve (2), a camera (3), a water inlet pipe (4) and a water outlet pipe (5); the utility model discloses a solar water heater, including support (1), fixed sleeve (2), the mid-mounting of fixed sleeve (2) has camera (3), water cavity (6) have been seted up to the inside of fixed sleeve (2), inlet tube (4) are installed at one side top of fixed sleeve (2), the top of inlet tube (4) intercommunication water cavity (6), outlet pipe (5) are installed to the opposite side bottom of fixed sleeve (2), the bottom of outlet pipe (5) intercommunication water cavity (6), the one end intercommunication coolant tank's of fixed sleeve (2) water pump is kept away from in inlet tube (4), the one end intercommunication coolant tank of fixed sleeve (2) is kept away from in outlet pipe (5).
2. The apparatus according to claim 1, wherein the apparatus further comprises: the inside rigid coupling of water cavity (6) has annular baffle (7), a plurality of through-holes (8) have evenly been seted up in annular baffle (7), the outer wall that runs through water cavity (6) of inlet tube (4), and the outer wall rigid coupling of the outer wall of inlet tube (4) and water cavity (6), the top rigid coupling of inlet tube (4) and annular baffle (7), and inlet tube (4) run through annular baffle (7), the inside of inlet tube (4) intercommunication annular baffle (7), the outside of outlet pipe (5) intercommunication annular baffle (7).
3. The apparatus according to claim 1, wherein the apparatus further comprises: the inner wall of fixed sleeve (2) evenly encircles the rigid coupling and has a plurality of hollow heating panel (9), a plurality of water holes (10) have been seted up to hollow heating panel (9) one side that is close to water cavity (6), water hole (10) intercommunication water cavity (6).
4. The apparatus according to claim 1, wherein the apparatus further comprises: the bottom inner circle rigid coupling of fixed sleeve (2) has ring seat (11), the top inner circle bolt joint of fixed sleeve (2) has clamp plate (12), the inside slidable mounting of bottom recess of clamp plate (12) has briquetting (13), bolt (14) are installed in the rotation of the middle part of clamp plate (12), screw (15) have been seted up at the top surface middle part of briquetting (13), the outer wall of bolt (14) and the inner wall screw-thread fit of screw (15), the bottom recess top surface rigid coupling of clamp plate (12) has a plurality of guide arms (16), the outer wall of guide arm (16) and the blind hole inner wall sliding fit of briquetting (13).
5. The apparatus according to claim 4, wherein the apparatus further comprises: annular spout (17) have been seted up to the top surface of ring seat (11), the inside slidable mounting of annular spout (17) has annular bottom plate (18), the top surface of annular bottom plate (18) encircles the rigid coupling and has a plurality of montants (19), the top rigid coupling of montant (19) has annular layer board (20), the top surface and camera (3) bottom surface sliding fit of annular layer board (20).
6. The apparatus according to claim 5, wherein the apparatus further comprises: a plurality of annuluses (21) have been seted up to the bottom surface of annular bottom plate (18), the inside slidable mounting of annular (21) has graphite ring (22), the bottom surface of graphite ring (22) and the bottom surface sliding fit of annular spout (17), it has a plurality of elastic rubber post (23) to encircle the rigid coupling between the top surface of graphite ring (22) and the top surface of annular (21).
7. The apparatus according to claim 5, wherein the apparatus further comprises: a plurality of mounting holes (24) have been seted up to the top surface of annular layer board (20), the inside slidable mounting of mounting hole (24) has slide bar (25), the bottom of slide bar (25) and the equal rigid coupling in bottom surface of mounting hole (24) have ring magnet (26), both sides repel each other between ring magnet (26), the rigid coupling has stay cord (27) between the bottom of slide bar (25) and the bottom surface of mounting hole (24).
8. The apparatus according to claim 1, wherein the apparatus further comprises: the support (1) comprises a vertical rod (101), a first movable cross rod (102) and a second movable cross rod (103); the device is characterized in that the vertical rod (101) is installed on two sides of a detection port of the single crystal furnace through bolts, a first movable cross rod (102) is installed on the outer ring of the vertical rod (101) in a sliding mode, a second movable cross rod (103) is installed on the outer ring of the first movable cross rod (102) in a sliding mode, and the two sides of the second movable cross rod (103) are connected with two sides of the fixed sleeve (2).
9. The apparatus according to claim 8, wherein the apparatus further comprises: no. two activity horizontal pole (103) are close to the one end outer lane of fixed sleeve (2) and rotate and install swivel mount (28), No. two activity horizontal pole (103) are close to the one end outer lane of fixed sleeve (2) and install a pair of bearing (29), the outer wall of bearing (29) and the inside sliding fit of swivel mount (28), No. two bolt (30) are installed to the outer lane screw thread of swivel mount (28), No. two bolt (30) run through swivel mount (28), No. two bolt (30) are close to the inside one end rotation of swivel mount (28) and install arc (31), arc (31) are located between bearing (29) of both sides, the equal rigid coupling in both sides of arc (31) has gag lever post (32), the inner wall blind hole sliding fit of gag lever post (32) and swivel mount (28).
10. The apparatus according to claim 9, wherein: annular tooth's socket (33) have been seted up to No. two movable cross rod (103) one end outer lane that is close to fixed sleeve (2), annular tooth's socket (33) are located between bearing (29) of both sides, arc tooth's socket (34) have been seted up to the concave surface of arc (31), arc tooth's socket (34) and annular tooth's socket (33) sliding fit.
CN202210635166.5A 2022-06-06 2022-06-06 Liquid mouth distance measuring device based on image processing Active CN115077403B (en)

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