CN102560653A

CN102560653A - Lifting appliance for crucible for growing sapphire single crystal

Info

Publication number: CN102560653A
Application number: CN2012100272276A
Authority: CN
Inventors: 刘世杰
Original assignee: Changzhou EGing Photovoltaic Technology Co Ltd
Current assignee: Changzhou EGing Photovoltaic Technology Co Ltd
Priority date: 2012-02-08
Filing date: 2012-02-08
Publication date: 2012-07-11
Anticipated expiration: 2032-02-08
Also published as: CN102560653B

Abstract

The invention discloses a lifting appliance for a crucible for growing a sapphire single crystal. The lifting appliance comprises a lifting steel wire rope 1, a lifting steel wire rope 2, an upper steel wire rope ring, a lower steel wire rope ring, a bottom support steel wire rope 1, a bottom support steel wire rope 2 and rope threading rings, wherein four rope threading rings are arranged on each of the upper steel wire rope ring and the lower steel wire rope ring; each of the lifting steel wire rope 1 and the lifting steel wire rope 2 passes through two adjacent rope threading rings on the upper steel wire rope ring and two adjacent rope threading rings on the lower steel wire rope ring in turn; and the bottom support steel wire rope 1 and the bottom support steel wire rope 2 are respectively sleeved on the lifting steel wire rope 1 and the lifting steel wire rope 2 through steel rings at the two ends and are positioned below the lower steel wire rope ring. The lifting appliance formed by combining flexible steel wire ropes is convenient to sleeve and detach and lifts and moves the crucible safely and reliably; extruding force applied to the crucible is small when the crucible is lifted, so that the crucible cannot be damaged due to pressing, and the service life of the crucible can be prolonged; and more importantly, the crucible can be lifted before a furnace is cooled, unproductive time can be greatly shortened, work efficiency is improved, and production cost is reduced.

Description

Sapphire Crystal Growth is used the crucible suspender

Technical field:

The present invention relates to sapphire single-crystal and make the field, relate in particular to a kind of suspender of Sapphire Crystal Growth with crucible.

Background technology:

Sapphire is claimed white stone again; Be that hardness is only second to adamantine crystalline material in the world; Owing to have good physics, machinery, chemistry and infrared light transmission performance, be material, especially optical grade large-size sapphire material that fields such as microelectronics, aerospace, military project are badly in need of always; Because it has characteristics such as stable performance, the huge market demand, comprehensive utilization ratio and added value of product height, become in recent years research and development and industrialization focus both at home and abroad.

Crucible is and the matching used utensil of smelting furnace that resistant to elevated temperatures having relatively high expectations is in actual production; Because the position of crucible in smelting furnace is fixed, charging back weight is heavier, and crucible must just can be put into or shift out in the stove through lifting method; In the prior art, all adopt the bolt gripping unit that the support of crucible opening is clamped the back lifting and move, but just can regulate after after crystal pulling finishes, must waiting the crucible cooling; So not only waste many unproductive times, efficient is very low, and inconvenient operation; Press off mouthful mode through support simultaneously and carry out stretching lifting and move to be easy to the crucible support pressed off and split, add that crucible is in heating status for a long time, crucible be heated, stressed place is easy to damage; Have only half a year the work-ing life of general crucible, and production cost is higher, so how to prolong the work-ing life of crucible; It is the key of saving production cost that convenient lifting is moved, and the charging capacity during the preparation sapphire single-crystal has different stages such as 35kg, 85kg, and the size of corresponding tungsten crucible is also different; Because the quality of tungsten crucible is big, be difficult for moving, therefore must the novel crucible suspender of design.

Summary of the invention:

The purpose of this invention is to provide a kind of Sapphire Crystal Growth and used the crucible suspender, used this suspender, suit, convenient disassembly; Could not operate after need not waiting for the crystal pulling furnace cooling, crucible is stressed little in the lifting process, can prolong the work-ing life of crucible; Also improve its production efficiency, in the lifting moving process of Sapphire Crystal Growth with crucible, crucible is held fully; Guarantee not landing of crucible, suspender suit, easy removal.

The technical scheme that the present invention adopted is:

Said Sapphire Crystal Growth is used the crucible suspender; It is characterized in that: comprise hoisting wirerope one, hoisting wirerope two, last steel wire rope loop, following steel wire rope loop, collet wireline one, collet wireline two and wire rope handling ring; On last steel wire rope loop and following steel wire rope loop, be equipped with four wire rope handling rings; The internal diameter of last steel wire rope loop and following steel wire rope loop is bigger 5～20 millimeters than the external diameter of crucible; Two ends at collet wireline one, collet wireline two all are fixed with steel ring; Hoisting wirerope one passes two adjacent wire rope handling rings on steel wire rope loop and the following steel wire rope loop successively, and hoisting wirerope two passes two other adjacent wire rope handling ring on steel wire rope loop and the following steel wire rope loop successively, and collet wireline one is set on hoisting wirerope one and the hoisting wirerope two with the steel ring of collet wireline two through two ends; And be positioned at the below of steel wire rope loop down, the two ends of collet wireline one and collet wireline two can be free to slide on hoisting wirerope one and hoisting wirerope two.

Further, the internal diameter of last steel wire rope loop and following steel wire rope loop is bigger 6～10 millimeters than the external diameter of crucible.

Before the lifting crucible, to carry out suit earlier, the collet wireline one that will be positioned at the bottom during suit is earlier pushed aside with collet wireline two; Make the upper end of crucible pack into the breach that surrounds by hoisting wirerope one, hoisting wirerope two, collet wireline one and collet wireline two; And then pass down steel wire rope loop and last steel wire rope loop successively, and at last collet wireline one and two groups on collet wireline are slided into crucible bottom, tentatively the end that fastens at hoisting wirerope one, hoisting wirerope two two ends is strained with suspension hook; Steel wire rope loop and last steel wire rope loop are in the position of crucible outer wall under the manual shift; The upper and lower that makes steel wire rope loop and following steel wire rope loop entangle the crucible outer wall, the bottom that collet wireline one and collet wireline two are held crucible so just can be safely and reliably with crucible hoisting and mobile; When after crucible is put into stove on request, needing the dismounting suspender; As long as the end that fastens of hoisting wirerope one and hoisting wirerope two is untied, extract wherein arbitrary earlier out, and then hook steel wire rope loop and following steel wire rope loop and another root hoisting wirerope with an auxiliary pike pole and upwards draw simultaneously and get final product; When needs hang out crucible from stove; Again suit, assembling method be with identical in stove overcoat dress method, just regulates and go up steel wire rope loop, need use auxiliary pike pole when steel wire rope loop, collet wireline one and collet wireline two down.

Since the present invention adopt toughness and ductility all the good metal steel wire process, its existing enough tensile strength has improved flexibility again; This suspender that combines by the wireline of flexibility, collet wireline one overlaps holder in the bottom of crucible abreast with collet wireline two when lifting, and the outer wall of crucible is entangled by last steel wire rope loop and following steel wire rope loop; Crucible is wrapped in by wireline and steel wire rope loop fully during lifting, and not only suit is very convenient with dismounting, and the lifting mobile security is reliable; And crucible is very little in the squeeze that lifting the time receives, can fail in compression, can prolong the work-ing life of crucible; The more important thing is that it need not wait stove cooling to lift by crane; Can shorten unproductive time significantly, improve work efficiency, reduce production costs.

Description of drawings:

Fig. 1 is a structural representation of the present invention;

Among the figure: 1-hoisting wirerope one; 2-hoisting wirerope two; The last steel wire rope loop of 3-; Steel wire rope loop under the 4-; 5-collet wireline one; 6-collet wireline two; 7-wire rope handling ring; The 8-steel ring.

Embodiment:

Below in conjunction with description of drawings embodiment of the present invention:

Said Sapphire Crystal Growth is used the crucible suspender; As shown in Figure 1; Comprise hoisting wirerope 1, hoisting wirerope 22, last steel wire rope loop 3, following steel wire rope loop 4, collet wireline 1, collet wireline 26 and wire rope handling ring 7; On last steel wire rope loop 3 and following steel wire rope loop 4, be equipped with four wire rope handling rings 7; Two ends at collet wireline 1, collet wireline 26 all are fixed with steel ring 8; Hoisting wirerope 1 passes two adjacent wire rope handling rings 7 on steel wire rope loop 3 and the following steel wire rope loop 4 successively, and hoisting wirerope 22 passes two other adjacent wire rope handling ring 7 on steel wire rope loop 3 and the following steel wire rope loop 4 successively, and collet wireline 1 is set on hoisting wirerope 1 and the hoisting wirerope 22 with the steel ring 8 of collet wireline 26 through two ends; And be positioned at the below of steel wire rope loop 4 down, the two ends of collet wireline 1 and collet wireline 26 can be free to slide on hoisting wirerope 1 and hoisting wirerope 22.

Before the lifting crucible; To carry out suit earlier; The collet wireline 1 that will be positioned at the bottom during suit is earlier pushed aside with collet wireline 26, makes the upper end of crucible cover into the breach that is surrounded by hoisting wirerope 1, hoisting wirerope 22, collet wireline 1 and collet wireline 26, and then passes down steel wire rope loop 4 and last steel wire rope loop 3 successively; At last collet wireline 1 and 26 groups on collet wireline are slided into crucible bottom; With suspension hook tentatively with the end tension of fastening at hoisting wirerope 1, hoisting wirerope 22 two ends, under the manual shift steel wire rope loop 4 and last steel wire rope loop 3 in the position of crucible outer wall, the upper and lower that makes steel wire rope loop 3 and following steel wire rope loop 4 entangle the crucible outer wall; The bottom that collet wireline 1 and collet wireline 26 are held crucible; So just can be safely and reliably with crucible hoisting with move, when after crucible is put into stove on request, needing the dismounting suspender, as long as the end that fastens of hoisting wirerope 1 and hoisting wirerope 22 is untied; Extract wherein arbitrary earlier out; And then hook steel wire rope loop 3 and following steel wire rope loop 4 and another root hoisting wirerope with an auxiliary pike pole and upwards draw simultaneously and get final product, when needs hang out crucible from stove, suit again; Assembling method is with identical in stove overcoat dress method, and just steel wire rope loop 3 is gone up in adjusting, steel wire rope loop 4, collet wireline 1 and 26 o'clock needs of collet wireline are used auxiliary pike pole down.

Claims

1. a Sapphire Crystal Growth is used the crucible suspender; It is characterized in that: comprise hoisting wirerope one (1), hoisting wirerope two (2), last steel wire rope loop (3), following steel wire rope loop (4), collet wireline one (5), collet wireline two (6) and wire rope handling ring (7); On last steel wire rope loop (3) and following steel wire rope loop (4), be equipped with four wire rope handling rings (7); The internal diameter of last steel wire rope loop (3) and following steel wire rope loop (4) is bigger 5～20 millimeters than the external diameter of crucible; Two ends at collet wireline one (5), collet wireline two (6) all are fixed with steel ring (8); Hoisting wirerope one (1) passes steel wire rope loop (3) and last two the adjacent wire rope handling rings (7) of following steel wire rope loop (4) successively; Hoisting wirerope two (2) passes steel wire rope loop (3) successively and following steel wire rope loop (4) is gone up two other adjacent wire rope handling ring (7); Collet wireline one (5) and collet wireline two (6) steel rings through two ends (8) are set on hoisting wirerope one (1) and the hoisting wirerope two (2), and are positioned at the below of steel wire rope loop (4) down, and the two ends of collet wireline one (5) and collet wireline two (6) can be free to slide on hoisting wirerope one (1) and hoisting wirerope two (2).

2. use the crucible suspender according to the said Sapphire Crystal Growth of claim 1, it is characterized in that: the internal diameter of going up steel wire rope loop (3) and following steel wire rope loop (4) is bigger 6～10 millimeters than the external diameter of crucible.