CN219861687U

CN219861687U - Ingot casting device for polycrystalline silicon ingot casting furnace

Info

Publication number: CN219861687U
Application number: CN202321275759.1U
Authority: CN
Inventors: 张力峰; 杨定勇
Original assignee: Yangzhou Jingying Photoelectric Technology Co ltd
Current assignee: Yangzhou Jingying Photoelectric Technology Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-10-20
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses an ingot casting device for a polycrystalline silicon ingot casting furnace, and relates to the technical field of polycrystalline silicon ingot casting furnaces; the anti-skid device comprises an anti-skid bottom plate, wherein the top end of the anti-skid bottom plate is fixedly connected with an ejection box, the top end of the ejection box is fixedly connected with an ingot box, the top end of the ingot box is provided with a cover plate, the two ends of the cover plate are fixedly connected with connecting rods, and the upper parts of the two ends of the ingot box are fixedly connected with fixing rods; the middle part of the top end of the fixing rod is provided with a clamping groove, the middle part of the lower end of the connecting rod is fixedly connected with a buckle matched with the clamping groove for use, one side of the inside of the fixing rod is provided with a cavity, the cavity is positioned on one side of the clamping groove, and one end of the fixing rod is penetrated with a knob; the cover plate in the utility model is more stable when being connected with the ingot box, so that the sealing effect of the device is better, and under the action of the ejection box, the whole device has higher degree of automation in demolding.

Description

Ingot casting device for polycrystalline silicon ingot casting furnace

Technical Field

The utility model relates to the technical field of polycrystalline silicon ingot furnaces, in particular to an ingot casting device for a polycrystalline silicon ingot furnace.

Background

The polysilicon ingot furnace is a process test instrument used in the fields of physics, metallurgical engineering technology and energy science, and an ingot casting device in the polysilicon ingot furnace can melt polysilicon fragments into silicon liquid and then cast into a silicon ingot.

However, the prior art has the following problems:

firstly, the cover plates in the devices are not stable enough when being connected with the ingot box, so that the tightness of the whole device is poor, and the use of the whole device is influenced;

and secondly, the silicon crystal produced by the devices is manually and manually demoulded at most, so that the automation degree of the whole device is low, the demould effect is poor, and the practicability of the whole device is reduced.

In order to solve the problems, the inventor provides an ingot casting device for a polycrystalline silicon ingot casting furnace, which is used for solving the problems.

Disclosure of Invention

In order to solve the problem that the cover plate is not stable enough when being connected with the ingot box, and the demolding is often manual; the utility model aims to provide an ingot casting device for a polycrystalline silicon ingot casting furnace.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an ingot casting device for polycrystalline silicon ingot furnace, includes anti-skidding bottom plate, the top fixedly connected with knockout box of anti-skidding bottom plate, the top fixedly connected with ingot box of knockout box, the length and the width of ingot box, knockout box and anti-skidding bottom plate three are the same, the top of ingot box is provided with the apron, the lower extreme both sides of apron all fixedly connected with three connector link, and the top both sides of ingot box all open the spread groove that three cooperation connector link used, the both ends of apron all fixedly connected with connecting rod, the both ends upper portion of ingot box all fixedly connected with dead lever, the top height of dead lever is the same with the top height of ingot box; the utility model provides a high-efficiency casting device, including the fixed rod, the top middle part of dead lever is opened there is the draw-in groove, the buckle that the cooperation draw-in groove was used in lower extreme middle part fixedly connected with of connecting rod, open inside one side of dead lever has the cavity, and the cavity is located one side of draw-in groove, the one end interlude of dead lever is equipped with the knob, the one end of knob extends to in the cavity and fixedly connected with threaded rod, the surface of threaded rod has cup jointed the removal inserted bar, and the one end of removal inserted bar can extend to in the draw-in groove, open on the lower inner wall of cavity has the spout, sliding connection has the slider in the spout, the lower extreme and the slider fixed connection of removal inserted bar, the slot that the cooperation removal inserted bar was used is opened to the one end of buckle, earlier through the anti-skidding bottom plate places whole device in suitable working position department, when need make apron and ingot box sealing connection after the polycrystalline silicon raw materials have been added in the ingot box, can make buckle and the draw-in groove joint on the ingot box simultaneously in the apron lower extreme be in the cavity together, the knob is driven in the knob, and the knob is rotated in the draw-in groove of the recess that the knob, the slider is rotated in the knob and the lower part of the lower extreme, has opened simultaneously, has the spout on the fixed rod, can be connected together with the slider in the fixed rod, so that can move the horizontal connection under the effect, can be better under the effect with the effect, and stable down the whole device.

Preferably, all fixedly connected with hot plate on four inner walls of ingot box, four the equal fixedly connected with graphite backplate of one end of heating plate back to ingot box inner wall, fixedly connected with crucible on the lower inner wall of ingot box, and the crucible is in between four graphite backplate, four terminal surfaces of crucible are laminated mutually with four graphite backplate respectively, when adding the raw materials, in adding the crucible with the raw materials, then start the hot plate, make the hot plate heat the raw materials in the crucible.

Preferably, a long rod is fixedly connected between the lower parts of the inner walls of the two sides of the ejection box, two telescopic springs and two moving blocks are sleeved on the outer surface of the long rod, one end of the opposite surface of each moving block is fixedly connected with the two telescopic springs, the top ends of the two moving blocks are fixedly connected with two first fixed plates, movable rods are hinged between the two first fixed plates on the same moving block, two second fixed plates are hinged on the two sides of the upper part of each movable rod, the top ends of the four second fixed plates are fixedly connected with movable plates together, a supporting rod is fixedly connected with the top ends of the movable plates, the top ends of the supporting rods penetrate through the lower ends of the ejection box and the ingot box and are fixedly connected with ejection plates, through holes matched with the ejection plates are formed in the lower ends of the crucible, one end of the ejection box is provided with a movable groove, short rods are inserted into the movable groove, one end of the short rod is fixedly connected with the movable plate, the other end of the short rod penetrates through the movable groove and is fixedly connected with the positioning rod, one end of the positioning rod is inserted with a positioning pin, one end of the ejection box is provided with a positioning hole matched with the positioning pin, when the produced silicon crystal is required to be subjected to demolding, the positioning pin on the positioning rod can be pulled out firstly, and in an initial state, the ejection plate is attached to a through hole in the crucible, and the telescopic spring is in a pressed state, so that after the positioning pin is separated from the positioning hole on the ejection box, the two moving blocks can perform stable reverse movement under the action of the elastic force of the telescopic spring, at the moment, the movable plate can drive the short rod to move upwards in the range of the movable groove under the action of the first fixed plate, the second fixed plate and the movable rod, and the supporting rod can drive the ejection plate to move upwards, so that the produced silicon crystal can be demolded with better automation effect.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the fixing rod is arranged, so that the cover plate is more stable when being connected with the ingot box under the action of the clamping groove, the knob, the threaded rod, the sliding groove, the sliding block and the movable inserted rod and the matching action of the connecting buckle, the connecting groove, the buckle and the slot, the sealing effect of the whole device is better, and the adverse influence on the use of the whole device due to the sealing effect is avoided;

2. according to the utility model, the ejection box is arranged, and under the action of the movable groove, the short rod, the positioning pin, the long rod, the telescopic spring, the moving block, the first fixed plate and the second fixed plate, the movable rod can drive the movable plate to stably move up and down, so that the ejector plate can eject the silicon crystal out of the ingot casting box during demolding, the condition that manual demolding is needed can be avoided, the automation degree of the whole device is higher, the demolding effect is better, and the practicability of the whole device is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model.

FIG. 2 is a schematic view of the structure of the cover plate, the connecting rod and the fixing rod of the present utility model.

FIG. 3 is a cross-sectional view of a securing lever according to the present utility model.

FIG. 4 is a cross-sectional view of an ingot box and an ejector box of the present utility model.

In the figure: 1. an anti-slip bottom plate; 2. a fixed rod; 3. ejecting the box; 4. ingot casting box; 5. a cover plate; 6. a connecting rod; 7. a movable groove; 8. a short bar; 9. a positioning rod; 10. a positioning pin; 21. a clamping groove; 22. a connecting buckle; 23. a cavity; 24. a threaded rod; 25. moving the plunger; 26. a chute; 27. a slide block; 28. a knob; 31. a second fixing plate; 32. a movable rod; 33. a moving block; 34. a long rod; 35. a telescopic spring; 36. a support rod; 37. a movable plate; 38. a first fixing plate; 39. an ejector plate; 41. a heating plate; 42. a crucible; 43. a graphite guard plate; 61. a buckle; 62. a slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one: as shown in fig. 1-4, the utility model provides an ingot casting device for a polysilicon ingot furnace, which comprises an anti-slip bottom plate 1, wherein the top end of the anti-slip bottom plate 1 is fixedly connected with an ejection box 3, the top end of the ejection box 3 is fixedly connected with an ingot casting box 4, the top end of the ingot casting box 4 is provided with a cover plate 5, two ends of the cover plate 5 are fixedly connected with connecting rods 6, and the upper parts of two ends of the ingot casting box 4 are fixedly connected with fixing rods 2; the clamping groove 21 is formed in the middle of the top end of the fixing rod 2, the buckle 61 matched with the clamping groove 21 is fixedly connected to the middle of the lower end of the connecting rod 6, the cavity 23 is formed in one side of the inside of the fixing rod 2, the cavity 23 is located on one side of the clamping groove 21, the knob 28 is inserted into one end of the fixing rod 2, one end of the knob 28 extends into the cavity 23 and is fixedly connected with the threaded rod 24, the movable inserted rod 25 is sleeved on the outer surface of the threaded rod 24, one end of the movable inserted rod 25 can extend into the clamping groove 21, the slot 62 matched with the movable inserted rod 25 is formed in one end of the buckle 61, when the whole device is placed at a proper working position through the anti-slip bottom plate 1, when the cover plate 5 and the ingot box 4 are needed to be in sealing connection after the polycrystalline silicon raw materials are added into the ingot box 4, the buckle 61 and the clamping groove 21 on the fixing rod 2 are clamped together, the knob 28 is rotated, the knob 28 drives the threaded rod 24 in the cavity 23, and the movable inserted rod 25 can be stably and horizontally moved under the matching action of the sliding groove 26 and the sliding block 27, and the movable inserted rod 25 can be stably connected with the slot 62 through the sealing device, and the sealing effect of the whole device can be better sealed and connected with the ingot box 4.

A sliding groove 26 is formed in the lower inner wall of the cavity 23, a sliding block 27 is connected in the sliding groove 26 in a sliding mode, and the lower end of the movable inserting rod 25 is fixedly connected with the sliding block 27.

By adopting the above technical scheme, the movement of the movable plug rod 25 is more stable under the action of the chute 26 and the slide block 27.

All fixedly connected with hot plate 41 on four inner walls of ingot box 4, the one end that four hot plates 41 were carried away from ingot box 4 inner wall all fixedly connected with graphite backplate 43, fixedly connected with crucible 42 on the lower inner wall of ingot box 4, and crucible 42 is in between four graphite backplate 43.

By adopting the technical scheme, the structure of the whole device is more reasonable.

The length and the width of the ingot casting box 4, the ejection box 3 and the anti-skid bottom plate 1 are the same.

By adopting the technical scheme, the structure of the whole device is more stable and firm.

The top of the fixed rod 2 is the same as the top of the ingot box 4.

By adopting the technical scheme, the cover plate 5 and the ingot box 4 are convenient to install.

The four end faces of the crucible 42 are respectively bonded to four graphite shields 43.

By adopting the above technical scheme, the crucible 42 is conveniently protected by the graphite guard plate 43.

Three connecting buckles 22 are fixedly connected to two sides of the lower end of the cover plate 5, and three connecting grooves matched with the connecting buckles 22 are formed in two sides of the top end of the ingot box 4.

By adopting the technical scheme, the stability of the connection between the cover plate 5 and the ingot box 4 can be further enhanced.

Embodiment two: as shown in fig. 4, a long rod 34 is fixedly connected between the lower parts of the inner walls of the two sides of the ejection box 3, two telescopic springs 35 and two moving blocks 33 are sleeved on the outer surfaces of the long rod 34, opposite ends of the two moving blocks 33 are respectively fixedly connected with the two telescopic springs 35, the top ends of the two moving blocks 33 are fixedly connected with two first fixing plates 38, movable rods 32 are hinged between the two first fixing plates 38 on the same moving block 33, two second fixing plates 31 are hinged on the two sides of the upper part of the two movable rods 32, movable plates 37 are fixedly connected with the top ends of the four second fixing plates 31 together, a supporting rod 36 is fixedly connected with the top ends of the movable plates 37, the top ends of the supporting rods 36 penetrate through the lower ends of the ejection box 3 and the ingot box 4 and are fixedly connected with an ejection plate 39, a through hole matched with the ejection plate 39 is formed in the lower end of the ejection box 3, a movable groove 7 is formed in one end of the ejection box 3, a short rod 8 is inserted into the movable groove 7, one end of the short rod 8 is fixedly connected with the movable plate 37, the other end of the short rod 8 penetrates through the movable groove 7 and is fixedly connected with the movable groove 7, one end 9 is fixedly connected with the positioning pin 10, and one end of the positioning pin 10 is matched with the positioning pin 10.

Through adopting above-mentioned technical scheme, can be convenient for carry out more automatic drawing of patterns to the silicon ingot and handle for the drawing of patterns effect of whole device is better.

Working principle: when in use, the whole device is placed at a proper working position through the anti-slip bottom plate 1, when the cover plate 5 and the ingot box 4 are required to be connected in a sealing way after the polycrystalline silicon raw materials are added into the ingot box 4, the connecting buckle 22 at the lower end of the cover plate 5 can be clamped with the connecting groove on the ingot box 4, the clamping buckle 61 is clamped with the clamping groove 21 on the fixed rod 2, the knob 28 is rotated, the knob 28 drives the threaded rod 24 in the cavity 23 to rotate, at the moment, under the matching action of the sliding groove 26 and the sliding block 27, the movable inserted rod 25 can perform stable horizontal movement, the movable inserted rod 25 can be clamped with the slot 62, the cover plate 5 can be connected with the ingot box 4 in a stable way, the sealing effect of the whole device is better, when the raw materials are added, the raw materials are added into the crucible 42, then the heating plate 41 is started, when the raw materials in the crucible 42 are heated by the heating plate 41, and when the produced silicon crystal needs to be demoulded, the positioning pin 10 on the positioning rod 9 can be pulled out firstly, and because the ejector plate 39 is attached to the through hole in the crucible 42 in the initial state and the telescopic spring 35 is in the extruded state, after the positioning pin 10 is separated from the positioning hole on the ejection box 3, under the action of the elastic force of the telescopic spring 35, the two moving blocks 33 can perform stable reverse movement, and at the moment, under the action of the first fixing plate 38, the second fixing plate 31 and the movable rod 32, the movable plate 37 can drive the short rod 8 to move upwards in the range of the movable groove 7, so that the supporting rod 36 can drive the ejector plate 39 to move upwards, and the produced silicon crystal can be demoulded with better automation effect.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides an ingot casting device for polycrystalline silicon ingot furnace, includes anti-skidding bottom plate (1), its characterized in that: the anti-skid device is characterized in that an ejection box (3) is fixedly connected to the top end of the anti-skid bottom plate (1), an ingot casting box (4) is fixedly connected to the top end of the ejection box (3), a cover plate (5) is arranged on the top end of the ingot casting box (4), connecting rods (6) are fixedly connected to the two ends of the cover plate (5), and fixing rods (2) are fixedly connected to the upper parts of the two ends of the ingot casting box (4);

clamping grooves (21) are formed in the middle of the top end of the fixing rod (2), buckles (61) matched with the clamping grooves (21) are fixedly connected to the middle of the lower end of the connecting rod (6), a cavity (23) is formed in one side of the inside of the fixing rod (2), the cavity (23) is located on one side of the clamping grooves (21), a knob (28) is inserted in one end of the fixing rod (2), one end of the knob (28) extends into the cavity (23) and is fixedly connected with a threaded rod (24), a movable inserting rod (25) is sleeved on the outer surface of the threaded rod (24), one end of the movable inserting rod (25) can extend into the clamping grooves (21), and a slot (62) matched with the movable inserting rod (25) is formed in one end of the buckles (61).

2. The ingot casting device for the polysilicon ingot casting furnace as set forth in claim 1, wherein a chute (26) is opened on the lower inner wall of the cavity (23), a slide block (27) is connected in a sliding manner in the chute (26), and the lower end of the movable inserted rod (25) is fixedly connected with the slide block (27).

3. The ingot casting device for the polysilicon ingot casting furnace according to claim 1, wherein heating plates (41) are fixedly connected to four inner walls of the ingot casting box (4), graphite guard plates (43) are fixedly connected to one ends of the four heating plates (41) back to the inner walls of the ingot casting box (4), a crucible (42) is fixedly connected to the lower inner wall of the ingot casting box (4), and the crucible (42) is located among the four graphite guard plates (43).

4. The ingot casting device for the polysilicon ingot casting furnace as set forth in claim 3, wherein a long rod (34) is fixedly connected between lower parts of inner walls of two sides of the ejection box (3), two telescopic springs (35) and two moving blocks (33) are sleeved on the outer surfaces of the long rod (34), opposite ends of the two moving blocks (33) are fixedly connected with the two telescopic springs (35) respectively, the top ends of the two moving blocks (33) are fixedly connected with two first fixing plates (38), movable rods (32) are hinged between the two first fixing plates (38) on the same moving block (33), two second fixing plates (31) are hinged on two sides of the upper part of the two movable rods (32), movable plates (37) are fixedly connected with the top ends of the four second fixing plates (31) together, supporting rods (36) are fixedly connected with the top ends of the supporting rods (36) and penetrate through the ejection box (3) and the lower ends of the ejection box (4) respectively, the movable plates (39) are fixedly connected with one ends of the ejection box (7), the two movable rods (32) are connected with one ends of the ejection box (7) by the movable rods (37), and the other end of the short rod (8) penetrates through the movable groove (7) and is fixedly connected with a positioning rod (9), one end of the positioning rod (9) is inserted with a positioning pin (10), and one end of the ejection box (3) is provided with a positioning hole matched with the positioning pin (10).

5. The ingot casting device for the polysilicon ingot casting furnace according to claim 1, wherein the length and the width of the ingot casting box (4), the ejection box (3) and the anti-slip bottom plate (1) are the same.

6. The ingot casting device for the polysilicon ingot casting furnace as set forth in claim 1, wherein the top end of the fixed rod (2) is the same as the top end of the ingot casting box (4).

7. An ingot casting apparatus for a polycrystalline silicon ingot furnace as set forth in claim 3, wherein the four end faces of the crucible (42) are respectively bonded with four graphite shields (43).

8. The ingot casting device for the polysilicon ingot casting furnace as set forth in claim 1, wherein three connecting buckles (22) are fixedly connected to two sides of the lower end of the cover plate (5), and three connecting grooves matched with the connecting buckles (22) are formed in two sides of the top end of the ingot casting box (4).