CN114164487B - Quartz feeding system for transversely stacking polycrystalline silicon raw materials and lossless feeding method - Google Patents
Quartz feeding system for transversely stacking polycrystalline silicon raw materials and lossless feeding method Download PDFInfo
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- CN114164487B CN114164487B CN202210123581.2A CN202210123581A CN114164487B CN 114164487 B CN114164487 B CN 114164487B CN 202210123581 A CN202210123581 A CN 202210123581A CN 114164487 B CN114164487 B CN 114164487B
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- 239000010453 quartz Substances 0.000 title claims abstract description 50
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000002994 raw material Substances 0.000 title claims abstract description 49
- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 58
- 238000002844 melting Methods 0.000 claims abstract description 32
- 230000008018 melting Effects 0.000 claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000012943 hotmelt Substances 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000005381 potential energy Methods 0.000 claims description 4
- 238000013016 damping Methods 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000002245 particle Substances 0.000 abstract description 2
- 239000013078 crystal Substances 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000008187 granular material Substances 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 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
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/02—Single-crystal growth by pulling from a melt, e.g. Czochralski method adding crystallising materials or reactants forming it in situ to the melt
-
- 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
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
- C30B29/06—Silicon
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Silicon Compounds (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
The invention discloses a quartz feeding system for transversely stacking polycrystalline silicon raw materials and a nondestructive adding method, wherein the quartz feeding system comprises a hot melting box, the left side of the hot melting box is fixedly connected with a fixed plate, and the top of the fixed plate is provided with a reciprocating feeding mechanism; the reciprocating feeding mechanism comprises a fixed seat fixedly connected to the top of a fixed plate, a cross rod is connected to the top of the fixed plate in a sliding mode, the right end of the cross rod penetrates through the fixed seat and extends to the outside of the fixed seat, the outer surface of the cross rod is connected with the inner surface of the fixed seat in a sliding mode, and a fixed column is fixedly connected to the left side of the top of the cross rod. According to the quartz feeding system for transversely stacking the polycrystalline silicon raw materials and the lossless adding method, the quartz raw materials are freely blanked at regular time through the arrangement of the switch mechanism, meanwhile, the quartz particle raw materials are prevented from being spilled to the outside through the collection and treatment of the material receiving box, the loss of the raw materials is reduced, and the production cost is reduced.
Description
Technical Field
The invention relates to the technical field of quartz feeding, in particular to a quartz feeding system for transversely stacking polycrystalline silicon raw materials and a lossless feeding method.
Background
Polycrystalline silicon is a form of elemental silicon. When molten elemental silicon is solidified under undercooling conditions, silicon atoms are arranged in the form of a diamond lattice into a plurality of crystal nuclei, and if the crystal nuclei grow into crystal grains with different crystal plane orientations, the crystal grains are combined and crystallized into polycrystalline silicon. The polycrystalline silicon material is a direct raw material for producing monocrystalline silicon, and is an electronic information base material of semiconductor devices of contemporary artificial intelligence, automatic control, information processing, photoelectric conversion and the like. It is called "the foundation of a microelectronic building".
The polycrystalline silicon raw material generally refers to quartzy, add the pulling after the quartzy heating hot melt, form polycrystalline silicon and monocrystalline silicon, present quartzy feeding system needs artifical manual a small amount of reinforced, wait for quartzy complete hot melt after, add the material again, waste time and energy, in addition during manual reinforced, the quartz granule spills the external world easily, waste and loss to a certain extent has been caused, in addition when carrying whole hot melting device, because the weight of hot melting device is great, it is light to accomplish to move lightly, the supporting seat of hot melting device takes place rigid collision with ground easily, support seat and ground are damaged easily to the easy, to this we have proposed a quartzy feeding system and the harmless method that adds of horizontal pile-up polycrystalline silicon raw materials and solve above-mentioned problem.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a quartz feeding system for transversely stacking polycrystalline silicon raw materials and a nondestructive adding method, and solves the problems that the conventional quartz feeding system needs manual feeding in a small amount, feeding is performed after quartz is completely melted, time and labor are wasted, quartz particles are easy to spill outside during manual feeding, waste and loss are caused to a certain degree, and when the whole hot melting device is carried, because the weight of the hot melting device is larger, light carrying and light placing are difficult to achieve, a base of the hot melting device is easy to collide with the ground rigidly, and the base and the ground are easy to be damaged.
In order to achieve the purpose, the invention is realized by the following technical scheme: a quartz feeding system for transversely stacking polycrystalline silicon raw materials comprises a hot melting box, wherein a fixed plate is fixedly connected to the left side of the hot melting box, and a reciprocating feeding mechanism is arranged at the top of the fixed plate; the reciprocating feeding mechanism comprises a fixed seat fixedly connected to the top of a fixed plate, the top of the fixed plate is connected with a cross rod in a sliding manner, the right end of the cross rod penetrates through the fixed seat and extends to the outside of the fixed seat, the outer surface of the cross rod is connected with the inner surface of the fixed seat in a sliding manner, the left side of the top of the cross rod is fixedly connected with a fixed column, the left side of the top of the fixed plate is connected with an L-shaped rod in a rotating manner through a rotating shaft, the rear side of the top of the L-shaped rod is provided with a sliding groove in a penetrating manner, the fixed column is connected with the inner surface of the sliding groove in a sliding manner, the bottom of the L-shaped rod is contacted with the top of the cross rod, the top of the cross rod is fixedly connected with a stop lever, the top of the fixed plate is connected with a rotary table in a rotating manner and positioned in front of the cross rod, vertical rods are fixedly connected to the left side and the outer surface of the vertical rods on the left side is contacted and extruded with the bottom of the L-shaped rod, the outer surface of the vertical rod on the right side is in contact extrusion with the left side of the stop lever, the bottom of the fixed plate is fixedly connected with a motor, the output end of the motor penetrates through the fixed plate and extends to the top of the fixed plate, the output end of the motor is fixedly connected with the bottom of the turntable, the output end of the motor is rotatably connected with the inner surface of the fixed plate, the right end of the cross rod is fixedly connected with a material receiving box, and the right side of the material receiving box is provided with a switch mechanism; the switch mechanism comprises a movable plate which is connected to the right side of the material receiving box in a sliding mode, the left side of the movable plate penetrates through the material receiving box and extends to the inside of the material receiving box, the left side of the movable plate is in contact with the left side of the inner wall of the material receiving box, the right side of the material receiving box is fixedly connected with an L-shaped plate, the left side of the inner wall of the L-shaped plate is fixedly connected with a hydraulic rod, and the output end of the hydraulic rod is fixedly connected with the right side of the L-shaped plate.
Preferably, a vertical pipe is arranged above the material receiving box, the top end of the vertical pipe is fixedly connected with a hopper, and an electromagnetic valve is arranged inside the vertical pipe.
Preferably, the front side and the rear side of the vertical pipe are fixedly connected with connecting plates, the bottoms of the connecting plates are fixedly connected with the top of the fixed plate, and the top of the hot melting box is provided with a feeding port.
Preferably, the bottom of fixed plate and the left side fixedly connected with two down tube of hot melt case, the bottom intercommunication of hot melt case has the discharging pipe, the top of discharging pipe runs through the hot melt case and extends to the inside of hot melt case.
Preferably, the inside of discharging pipe is provided with the valve, the equal fixedly connected with bracing piece in the left and right sides of hot melt bottom of the case portion, two the bottom of bracing piece all is provided with the supporting seat.
Preferably, the bottom of two the bracing piece all runs through the supporting seat and extends to the inside of supporting seat, two the surface of bracing piece all with the internal surface sliding connection of supporting seat, two the equal fixedly connected with plectane in bottom of bracing piece.
Preferably, the outer surfaces of the two circular plates are in sliding connection with the inner surface of the supporting seat, and the bottom of the inner wall of the supporting seat is fixedly connected with a spring.
Preferably, the bottoms of the two circular plates are in contact extrusion with the top end of the spring, and the inner wall of the hot melting box is provided with a heater.
The invention also discloses a quartz charging lossless adding method for transversely stacking polycrystalline silicon raw materials, which specifically comprises the following steps:
s1, firstly, placing a quartz raw material into a feed hopper, enabling the quartz raw material to enter the vertical pipe through the feed hopper, opening an electromagnetic valve to enable a part of the quartz raw material to fall into a material receiving box, further closing the electromagnetic valve, further starting a motor to enable the motor to drive a turntable to rotate, simultaneously driving two vertical rods to rotate circumferentially, simultaneously driving an L-shaped rod to rotate leftwards around a rotating shaft by the aid of the vertical rod on the left side, simultaneously sliding a fixed column along the inner surface of a sliding groove, simultaneously driving a stop lever to move rightwards by the vertical rod on the right side, simultaneously driving a transverse rod to slide rightwards by the stop lever, and simultaneously driving the material receiving box and the quartz raw material to move rightwards by the transverse rod;
s2, when the material receiving box moves above the material inlet, the hydraulic rod is started to drive the movable plate to slide rightwards, when the movable plate completely slides out, the quartz raw material in the material receiving box slides out of the material receiving box and falls into the hot melting box through the material inlet, and the heater in the hot melting box is further started to heat and melt the quartz raw material;
s3, when the hot melting box is carried, after the supporting seat is in contact with the ground, the supporting rod drives the circular plate to slide downwards along the inner surface of the supporting seat, meanwhile, the circular plate starts to extrude the compression spring, and through the elastic potential energy of the spring, the damping and buffering of the hot melting box are realized, the rigid collision of the supporting seat and the ground is avoided, and the supporting seat and the ground are further prevented from being damaged.
Preferably, the circular plate is matched with the supporting seat in size, and the fixing column is matched with the sliding groove in size.
Advantageous effects
The invention provides a quartz feeding system for transversely stacking polycrystalline silicon raw materials and a lossless feeding method. Compared with the prior art, the method has the following beneficial effects:
(1) the quartz raw material is placed in the feeding hopper, the quartz raw material enters the vertical pipe through the hopper, the electromagnetic valve is opened, a part of the quartz raw material falls into the material receiving box, the electromagnetic valve is further closed, the motor is further started, the motor drives the turntable to rotate, the turntable drives the two vertical rods to rotate circularly, the vertical rod on the left side drives the L-shaped rod to rotate leftwards around the rotating shaft, the fixed column slides along the inner surface of the sliding groove, the vertical rod on the right side drives the stop lever to move rightwards, the stop lever drives the transverse rod to slide rightwards, the transverse rod drives the material receiving box and the quartz raw material to move rightwards, the automatic feeding function is realized through the arrangement of the reciprocating feeding mechanism, the labor and the time are saved through the reciprocating feeding, and the working efficiency is improved, the practicability is very strong.
(2) This quartzy feeding system and harmless interpolation method of polycrystalline silicon raw materials are transversely piled up, when the material receiving box moves the top of pan feeding mouth, start hydraulic stem, make hydraulic stem drive fly leaf slide right, when the fly leaf roll-off completely, the inside quartzy raw materials roll-off material receiving box of material receiving box, and fall into the inside of hot-melt box through the pan feeding mouth, setting through on-off mechanism, the timing free blanking of quartzy raw materials has been realized, simultaneously through the collection processing of material receiving box, it spills the external world to have avoided quartzy granule raw materials, the loss of raw materials is reduced, and the production cost is reduced.
(3) This quartzy feeding system and harmless interpolation method of polycrystalline silicon raw materials are transversely piled up, when carrying hot melt box, after supporting seat and ground contact, the bracing piece drives the plectane and slides downwards along the internal surface of supporting seat, and the plectane begins to extrude compression spring simultaneously, through the elastic potential energy of spring, has realized the shock attenuation buffering to hot melt box, has avoided supporting seat and ground to take place the rigidity collision, has further avoided bumping bad supporting seat and ground.
Drawings
FIG. 1 is a perspective view of the external structure of the present invention;
FIG. 2 is a bottom view of the outer structure of the present invention;
FIG. 3 is a side view of the outer structure of the present invention;
FIG. 4 is a perspective view of the reciprocating charging mechanism of the present invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 4;
FIG. 6 is a diagram of the open state of the switch mechanism of the present invention;
FIG. 7 is a perspective view of a portion of the present invention;
FIG. 8 is a cross-sectional view of the support base of the present invention;
FIG. 9 is a bottom cross-sectional view of the support base of the present invention;
fig. 10 is a front view of the internal structure of the hot melt box of the present invention.
In the figure: 1-hot melting box, 2-fixed plate, 3-reciprocating feeding mechanism, 31-fixed seat, 32-cross bar, 33-fixed column, 34-rotating shaft, 35-L-shaped rod, 36-sliding chute, 37-stop rod, 38-rotary table, 39-vertical rod, 310-motor, 311-material receiving box, 312-switching mechanism, 3121-movable plate, 3122-L-shaped plate, 3123-hydraulic rod, 4-vertical tube, 5-hopper, 6-electromagnetic valve, 7-connecting plate, 8-material inlet, 9-inclined rod, 10-material outlet pipe, 11-valve, 12-supporting rod, 13-supporting seat, 14-circular plate, 15-spring and 16-heater.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a quartz feeding system for transversely stacking polycrystalline silicon raw materials comprises a hot melting box 1, wherein the left side of the hot melting box 1 is fixedly connected with a fixing plate 2, and the top of the fixing plate 2 is provided with a reciprocating feeding mechanism 3; the reciprocating feeding mechanism 3 comprises a fixed seat 31 fixedly connected to the top of a fixed plate 2, a cross rod 32 is slidably connected to the top of the fixed plate 2, the right end of the cross rod 32 penetrates through the fixed seat 31 and extends to the outside of the fixed seat 31, the outer surface of the cross rod 32 is slidably connected with the inner surface of the fixed seat 31, a fixed column 33 is fixedly connected to the left side of the top of the cross rod 32, an L-shaped rod 35 is rotatably connected to the left side of the top of the fixed plate 2 through a rotating shaft 34, a sliding groove 36 is formed in the rear side of the top of the L-shaped rod 35 in a penetrating manner, the fixed column 33 is slidably connected along the inner surface of the sliding groove 36, the bottom of the L-shaped rod 35 is contacted with the top of the cross rod 32, a stop lever 37 is fixedly connected to the top of the fixed plate 2 and positioned in front of the cross rod 32, vertical rods 39 are fixedly connected to the left side and the right side of the top of the turntable 38, the outer surface of the vertical rods 39 is contacted and extruded with the bottom of the L-shaped rod 35, the outer surface of the right vertical rod 39 is in contact extrusion with the left side of the stop lever 37, the bottom of the fixed plate 2 is fixedly connected with a motor 310, the motor 310 is controlled by an external switch and is electrically connected with an external power supply, the output end of the motor 310 penetrates through the fixed plate 2 and extends to the top of the fixed plate 2, the output end of the motor 310 is fixedly connected with the bottom of the turntable 38, the output end of the motor 310 is rotatably connected with the inner surface of the fixed plate 2, the right end of the cross rod 32 is fixedly connected with a material receiving box 311, the top and the bottom of the material receiving box 311 are both in an open design, and the right side of the material receiving box 311 is provided with a switch mechanism 312; the switch mechanism 312 comprises a movable plate 3121 slidably connected to the right side of the material receiving box 311, the left side of the movable plate 3121 penetrates through the material receiving box 311 and extends to the inside of the material receiving box 311, the left side of the movable plate 3121 contacts with the left side of the inner wall of the material receiving box 311, the right side of the material receiving box 311 is fixedly connected with an L-shaped plate 3122, the left side of the inner wall of the L-shaped plate 3122 is fixedly connected with a hydraulic rod 3123, the hydraulic rod 3123 is controlled by an external timing switch and is electrically connected with an external power supply, the output end of the hydraulic rod 3123 is fixedly connected with the right side of the L-shaped plate 3122, a vertical pipe 4 is arranged above the material receiving box 311, the top end of the vertical pipe 4 is fixedly connected with a hopper 5, an electromagnetic valve 6 is arranged inside the vertical pipe 4, the electromagnetic valve 6 is in the prior art and is controlled by the external timing switch, when the electromagnetic valve 6 is opened, blanking can be carried out inside the vertical pipe 4, when the electromagnetic valve 6 is closed, the blanking is stopped inside the vertical pipe 4, the front side and the rear side of the vertical pipe 4 are fixedly connected with a connecting plate 7, the bottom of each connecting plate 7 is fixedly connected with the top of the fixed plate 2, the top of the hot melting box 1 is provided with a feeding port 8, the bottom of the fixed plate 2 and the left side of the hot melting box 1 are fixedly connected with two inclined rods 9, the bottom of the hot melting box 1 is communicated with a discharging pipe 10, the top end of the discharging pipe 10 penetrates through the hot melting box 1 and extends to the inside of the hot melting box 1, the inside of the discharging pipe 10 is provided with a valve 11, the left side and the right side of the bottom of the hot melting box 1 are fixedly connected with supporting rods 12, the bottom ends of the two supporting rods 12 are respectively provided with a supporting seat 13, the bottom ends of the two supporting rods 12 penetrate through the supporting seat 13 and extend to the inside of the supporting seat 13, the outer surfaces of the two supporting rods 12 are respectively connected with the inner surface of the supporting seat 13 in a sliding manner, the bottom ends of the two supporting rods 12 are respectively fixedly connected with a circular plate 14, the outer surfaces of the two supporting seats 14 are respectively connected with the inner surface of the supporting seat 13 in a sliding manner, and the bottom of the inner wall of the supporting seat 13 is fixedly connected with a spring 15, the bottoms of the two circular plates 14 are contacted and extruded with the top end of the spring 15, the inner wall of the hot melting box 1 is provided with a heater 16, the heater 16 is in the prior art, can heat and melt the quartz raw material, is controlled by an external switch, and is electrically connected with an external power supply.
The invention also discloses a quartz charging lossless adding method for transversely stacking polycrystalline silicon raw materials, which specifically comprises the following steps:
s1, firstly, placing a quartz raw material into a feed hopper 5, enabling the quartz raw material to enter a vertical pipe 4 through the feed hopper 5, opening an electromagnetic valve 6 to enable a part of the quartz raw material to fall into a material receiving box 311, further closing the electromagnetic valve 6, further starting a motor 310 to enable the motor 310 to drive a turntable 38 to rotate, simultaneously driving two vertical rods 39 to rotate circumferentially by the turntable 38, simultaneously driving an L-shaped rod 35 to rotate leftwards around a rotating shaft 34 by a left vertical rod 39, simultaneously sliding a fixed column 33 along the inner surface of a sliding groove 36, simultaneously driving a stop rod 37 to move rightwards by a right vertical rod 39, simultaneously driving a transverse rod 32 to slide rightwards, and simultaneously driving the material receiving box 311 and the quartz raw material to move rightwards by the transverse rod 32;
s2, when the material receiving box 311 moves to the position above the material inlet 8, the hydraulic rod 3123 is started, so that the hydraulic rod 3123 drives the movable plate 3121 to slide rightwards, when the movable plate 3121 completely slides out, the quartz raw material in the material receiving box 311 slides out of the material receiving box 311 and falls into the interior of the hot melting box 1 through the material inlet 8, and the heater 16 in the hot melting box 1 is further started, so that the heater 16 heats and melts the quartz raw material;
s3, when carrying the hot melt box 1, after the supporting seat 13 is contacted with the ground, the supporting rod 12 drives the circular plate 14 to slide downwards along the inner surface of the supporting seat 13, meanwhile, the circular plate 14 starts to extrude the compression spring 15, and through the elastic potential energy of the spring 15, the damping and buffering of the hot melt box 1 are realized, the rigid collision between the supporting seat 13 and the ground is avoided, the supporting seat 13 and the ground are further prevented from being damaged by collision, the circular plate 14 is matched with the size of the supporting seat 13, and the fixing column 33 is matched with the size of the sliding groove 36.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a quartz charging system of polycrystalline silicon raw materials is put things in good order transversely, includes hot melt case (1), its characterized in that: a fixed plate (2) is fixedly connected to the left side of the hot melting box (1), and a reciprocating feeding mechanism (3) is arranged at the top of the fixed plate (2);
including fixing base (31) of fixed connection at fixed plate (2) top in reciprocal feeding mechanism (3), the top sliding connection of fixed plate (2) has horizontal pole (32), the right-hand member of horizontal pole (32) runs through fixing base (31) and extends to the outside of fixing base (31), the surface of horizontal pole (32) and the internal surface sliding connection of fixing base (31), the left side fixedly connected with fixed column (33) at horizontal pole (32) top, the left side at fixed plate (2) top is rotated through pivot (34) and is connected with L type pole (35), spout (36) have been run through to the rear side at L type pole (35) top, fixed column (33) along the internal surface sliding connection of spout (36), the bottom of L type pole (35) and the top contact of horizontal pole (32), the top fixedly connected with pin (37) of horizontal pole (32), the top of the fixed plate (2) is rotationally connected with a rotary table (38) in front of the cross bar (32), the left side and the right side of the top of the turntable (38) are both fixedly connected with vertical rods (39), the outer surface of the vertical rod (39) on the left side is in contact extrusion with the bottom of the L-shaped rod (35), the outer surface of the vertical rod (39) on the right side is in contact extrusion with the left side of the stop lever (37), the bottom of the fixing plate (2) is fixedly connected with a motor (310), the output end of the motor (310) penetrates through the fixing plate (2) and extends to the top of the fixing plate (2), the output end of the motor (310) is fixedly connected with the bottom of the rotating disc (38), the output end of the motor (310) is rotationally connected with the inner surface of the fixed plate (2), the right end of the cross rod (32) is fixedly connected with a material receiving box (311), and the right side of the material receiving box (311) is provided with a switch mechanism (312);
the switching mechanism (312) comprises a movable plate (3121) which is slidably connected to the right side of the material receiving box (311), the left side of the movable plate (3121) penetrates through the material receiving box (311) and extends to the inside of the material receiving box (311), the left side of the movable plate (3121) is in contact with the left side of the inner wall of the material receiving box (311), the right side of the material receiving box (311) is fixedly connected with an L-shaped plate (3122), the left side of the inner wall of the L-shaped plate (3122) is fixedly connected with a hydraulic rod (3123), and the output end of the hydraulic rod (3123) is fixedly connected with the right side of the L-shaped plate (3122);
a vertical pipe (4) is arranged above the material receiving box (311), the top end of the vertical pipe (4) is fixedly connected with a hopper (5), and an electromagnetic valve (6) is arranged inside the vertical pipe (4);
the all fixedly connected with connecting plate (7) of side around standpipe (4), two the bottom of connecting plate (7) all with the top fixed connection of fixed plate (2), pan feeding mouth (8) have been seted up at the top of hot melt case (1).
2. The quartz feed system for laterally stacking polycrystalline silicon feedstock as set forth in claim 1, wherein: the bottom of fixed plate (2) and two down tube (9) of left side fixedly connected with of hot melt case (1), the bottom intercommunication of hot melt case (1) has discharging pipe (10), the top of discharging pipe (10) runs through hot melt case (1) and extends to the inside of hot melt case (1).
3. The quartz feed system for laterally stacking polycrystalline silicon feedstock as set forth in claim 2, wherein: the inside of discharging pipe (10) is provided with valve (11), the equal fixedly connected with bracing piece (12) of the left and right sides of hot melt case (1) bottom, two the bottom of bracing piece (12) all is provided with supporting seat (13).
4. The quartz feed system for laterally stacking polycrystalline silicon feedstock as set forth in claim 3, wherein: two the bottom of bracing piece (12) all runs through supporting seat (13) and extends to the inside of supporting seat (13), two the surface of bracing piece (12) all with the internal surface sliding connection of supporting seat (13), two the equal fixedly connected with plectane (14) in bottom of bracing piece (12).
5. The quartz feed system for laterally stacking polycrystalline silicon feedstock as set forth in claim 4, wherein: the outer surfaces of the two circular plates (14) are in sliding connection with the inner surface of the supporting seat (13), and the bottom of the inner wall of the supporting seat (13) is fixedly connected with a spring (15).
6. The quartz feed system for laterally stacking polycrystalline silicon feedstock as set forth in claim 5, wherein: the bottoms of the two circular plates (14) are in contact extrusion with the top end of the spring (15), and the inner wall of the hot melting box (1) is provided with a heater (16).
7. The nondestructive adding method of the quartz feeding system for transversely stacking polycrystalline silicon raw materials according to claim 6, characterized in that: the method specifically comprises the following steps:
s1, firstly, placing quartz raw materials into a feed hopper (5), enabling the quartz raw materials to enter a vertical pipe (4) through the feed hopper (5), opening an electromagnetic valve (6) to enable a part of the quartz raw materials to fall into a material receiving box (311), further closing the electromagnetic valve (6), further starting a motor (310), enabling the motor (310) to drive a turntable (38) to rotate, simultaneously driving two vertical rods (39) to rotate circumferentially by the turntable (38), simultaneously driving an L-shaped rod (35) to rotate leftwards around a rotating shaft (34) by the left vertical rod (39), simultaneously sliding a fixed column (33) along the inner surface of a sliding groove (36), simultaneously driving a stop lever (37) to move rightwards by the right vertical rod (39), simultaneously driving a transverse rod (32) to slide rightwards, and simultaneously driving the material receiving box (311) and the quartz raw materials to move rightwards by the transverse rod (32);
s2, when the material receiving box (311) moves to the position above the material inlet (8), the hydraulic rod (3123) is started, the hydraulic rod (3123) drives the movable plate (3121) to slide rightwards, when the movable plate (3121) completely slides out, quartz raw materials in the material receiving box (311) slide out of the material receiving box (311) and fall into the hot melting box (1) through the material inlet (8), the heater (16) in the hot melting box (1) is further started, and the heater (16) heats and melts the quartz raw materials;
s3, when the hot melt box (1) is carried, after the supporting seat (13) is in contact with the ground, the supporting rod (12) drives the circular plate (14) to slide downwards along the inner surface of the supporting seat (13), meanwhile, the circular plate (14) begins to extrude the compression spring (15), and through the elastic potential energy of the spring (15), the damping and buffering of the hot melt box (1) are realized, the rigid collision between the supporting seat (13) and the ground is avoided, and the supporting seat (13) and the ground are further prevented from being damaged.
8. The nondestructive adding method of a quartz feeding system for transversely stacking polycrystalline silicon raw materials according to claim 7, characterized in that: the circular plate (14) is matched with the supporting seat (13) in size, and the fixing column (33) is matched with the sliding groove (36) in size.
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| JPH07277871A (en) * | 1994-04-14 | 1995-10-24 | Komatsu Electron Metals Co Ltd | Raw material supplying device in continuous charging and pulling up method |
| KR20150085266A (en) * | 2014-01-15 | 2015-07-23 | 현빈테크 주식회사 | Continuous charging of raw materials as highly efficient heating sapphire single crystal |
| CN204690162U (en) * | 2015-06-01 | 2015-10-07 | 山东大海新能源发展有限公司 | A kind of feeding device for single crystal furnace |
| CN205420601U (en) * | 2015-08-21 | 2016-08-03 | 特变电工新疆新能源股份有限公司 | Continuous feed ware |
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| CN211921737U (en) * | 2019-12-27 | 2020-11-13 | 杞县东磁新能源有限公司 | A quartz feeder for single crystal growth |
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