CN218203157U

CN218203157U - Split type outer draft tube

Info

Publication number: CN218203157U
Application number: CN202123294729.9U
Authority: CN
Inventors: 杨昊; 牛立东; 孙自阳
Original assignee: Hongyuan New Materials Baotou Co ltd
Current assignee: Hongyuan New Materials Baotou Co ltd
Priority date: 2021-12-26
Filing date: 2021-12-26
Publication date: 2023-01-03
Anticipated expiration: 2031-12-26

Abstract

The utility model discloses a split type outer draft tube relates to outer draft tube technical field. The utility model discloses an outer draft tube and interior draft tube, the lower extreme of outer draft tube is provided with splices the mouth, and the inside assembly of concatenation mouth has outer guide ring, and interior draft tube is installed in the upper end of guide ring outside. The utility model discloses an outer draft tube, the concatenation department that the design of interior draft tube and outer lead ring structure can effectual reduction device, the lower limit distance of water-cooling screen that reduces substantially, and the definition of effectual promotion reflection, and just can produce not unidimensional crystal through changing outer lead ring, thereby effectual reduction stock spare part volume, the high-efficient reduce cost, can reduce the volatile matter through setting up the guide inclined plane and pile up, improve the crystal pulling success rate, the lower limit distance that the water-cooling screen can be adjusted according to user's demand through the cooperation of each accessory of outer draft tube, great hoisting device's application scope.

Description

Split type outer draft tube

Technical Field

The utility model belongs to the technical field of outer draft tube, especially, relate to a split type outer draft tube.

Background

The outer draft tube of tradition adopts integrative mode, select corresponding outer draft tube according to the production specification of difference during the use, draft tube will be outer when the specification changes, lower part support ring, whole changes such as interior guide, it is great to lead to stock spare parts volume, the utilization ratio is lower, high in production cost, and the concatenation department of device is more, the lower limit distance of water-cooling screen is higher, the definition that leads to falling the shadow is relatively poor, and volatile matter piles up easily, lead to pulling the success rate lower, and can not adjust the lower limit distance of water-cooling screen according to user's demand, the application scope that leads to the device is less.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a split type outer draft tube to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a split type outer draft tube, including outer draft tube and interior draft tube, the lower extreme of outer draft tube is provided with pieces together the interface, the inside assembly of piecing together the interface is equipped with outer guide ring, interior draft tube is installed in the upper end of outer guide ring, the intermediate position of outer guide ring is provided with the feed opening.

Furthermore, an annular groove is formed in the outer side of the outer guide ring, and the annular groove is in clearance fit with the splicing opening.

Furthermore, a combined platform is arranged in the middle of the inner wall of the outer guide ring, and the lower end of the inner guide cylinder is located at the upper end of the combined platform.

Furthermore, the inner wall of the outer guide ring is provided with a guide inclined plane, and the guide inclined plane is positioned between the feed opening and the combined platform.

Furthermore, the outer draft tube comprises a draft tube upper shell and a draft tube lower shell, the draft tube upper shell is located at the upper end of the draft tube lower shell, and adjusting mechanisms are arranged on the outer sides of the draft tube upper shell and the draft tube lower shell and used for adjusting the distance between the draft tube upper shell and the draft tube lower shell.

Furthermore, the adjusting mechanism comprises a plurality of limiting brackets and a plurality of transmission brackets, the limiting brackets are fixedly connected to the peripheral side of the guide cylinder lower shell, a threaded rod is rotatably connected inside the limiting brackets, the transmission brackets are fixedly connected to the peripheral side of the guide cylinder upper shell, and the transmission brackets are in threaded connection with the threaded rod;

the driven meshing gear of upper end fixedly connected with of threaded rod, it is a plurality of the outside of driven meshing gear is provided with transmission tooth ring, transmission tooth ring and driven meshing gear meshing are connected.

Furthermore, the outer side of the transmission meshing gear ring is fixedly connected with a handrail disc.

The utility model discloses following beneficial effect has:

1. the utility model discloses a design of outer draft tube, interior draft tube and outer guide ring structure can effectual reduction device's concatenation department, the lower limit distance of the water-cooling screen that reduces substantially to the definition of effectual promotion reflection of shadow.

2. The utility model discloses a change outer guide ring and just can produce not unidimensional crystal to effectual reduction stock spare parts volume improves utilization ratio reduce cost.

3. The utility model discloses a set up the guide inclined plane and can reduce the volatile matter and pile up, improve the crystal pulling success rate.

4. The utility model discloses a lower limit distance that water-cooling screen, great hoisting device's application scope can be adjusted according to user's demand to the cooperation of each accessory of outer draft tube.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a split type outer draft tube of the present invention;

fig. 2 is a schematic view of an overall cutting structure of the split type outer draft tube of the present invention;

fig. 3 is a cross-sectional view of the outer guide ring of the split outer draft tube of the present invention;

fig. 4 is the utility model discloses a structural schematic diagram dissects of outer draft tube of split type outer draft tube.

In the drawings, the reference numbers indicate the following list of parts:

1. an outer draft tube; 11. a guide shell is arranged; 12. a guide shell lower shell; 13. a limiting bracket; 14. a transmission bracket; 15. a threaded rod; 16. a driven gear; 17. the transmission is meshed with the gear ring; 18. an armrest tray; 2. an inner draft tube; 3. an outer guide ring; 31. a feeding port; 32. a material guiding inclined plane; 33. a combined platform; 34. an annular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention relates to a split type outer draft tube, which comprises an outer draft tube 1 and an inner draft tube 2, wherein the lower end of the outer draft tube 1 is provided with a splicing port, an outer guide ring 3 is assembled inside the splicing port, the inner draft tube 2 is installed at the upper end of the outer guide ring 3, and a discharge opening 31 is arranged at the middle position of the outer guide ring 3;

the outer guide shell 1 comprises a guide shell upper shell 11 and a guide shell lower shell 12, the guide shell upper shell 11 is located at the upper end of the guide shell lower shell 12, and adjusting mechanisms are arranged on the outer sides of the guide shell upper shell 11 and the guide shell lower shell 12 and used for adjusting the distance between the guide shell upper shell 11 and the guide shell lower shell 12.

The adjusting mechanism comprises a plurality of limiting brackets 13 and a plurality of transmission brackets 14, the limiting brackets 13 are fixedly connected to the periphery of the guide cylinder lower shell 12, a threaded rod 15 is rotatably connected inside the limiting brackets 13, the transmission brackets 14 are fixedly connected to the periphery of the guide cylinder upper shell 11, and the transmission brackets 14 are in threaded connection with the threaded rod 15;

the upper end of the threaded rod 15 is fixedly connected with a driven meshed gear 16, the outer sides of the driven meshed gears 16 are provided with a transmission meshed gear ring 17, and the transmission meshed gear ring 17 is meshed with the driven meshed gears 16;

in order to more conveniently rotate the transmission meshing gear ring 17, the outer side of the transmission meshing gear ring 17 is fixedly connected with an armrest disk 18;

here, the annular groove 34 is formed in the outer side of the outer guide ring 3, the annular groove 34 is in clearance fit with the splicing opening, and the outer guide ring 3 can be effectively limited by the annular groove 34, so that the outer guide ring 3 is more convenient to mount;

the middle position of the inner wall of the outer guide ring 3 is provided with a combined platform 33, the lower end of the inner guide cylinder 2 is positioned at the upper end of the combined platform 33, and the inner guide cylinder 2 can be effectively limited by the combined platform 33;

the inner wall of the outer guide ring 3 is provided with a material guiding inclined plane 32, and the material guiding inclined plane 32 is located between the feed opening 31 and the combined platform 33.

One specific application of this embodiment is: when the device is used, liquid in the inner guide cylinder 2 flows to the guide inclined plane 32 and then flows to the feed opening 31 along the gradient of the guide inclined plane 32 and is discharged through the feed opening 31, the splicing position of the device can be effectively reduced through the structural design of the outer guide cylinder 1, the inner guide cylinder 2 and the outer guide ring 3, the lower limit distance of a water-cooling screen is greatly reduced, the definition of reflection is effectively improved, crystals with different sizes can be produced by replacing the outer guide ring 3, the quantity of stored spare parts is effectively reduced, the utilization rate is improved, the cost is reduced, volatile matter accumulation can be reduced by arranging the guide inclined plane 32, and the crystal pulling success rate is improved;

in the use, can drive transmission nibbling ring gear 17 through rotatory handrail dish 18 and rotate, because transmission nibbling ring gear 17 and the 16 meshing of driven nibbling gear are connected, transmission nibbling ring gear 17 can drive driven nibbling gear 16 when rotating and rotate, can drive threaded rod 15 when driven nibbling gear 16 rotates and rotate together, because threaded

rod

15 and 14 threaded connection of transmission support, because the high fixed of draft tube upper shell 11, threaded rod 15 can drive draft tube lower shell 12 through spacing support 13 and carry out vertical migration when rotating, can drive outer guide ring 3 when draft tube lower shell 12 removes together, can adjust the lower limit distance of water-cooled screen according to user's demand, great hoisting device's application scope.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a split type outer draft tube, includes outer draft tube (1) and interior draft tube (2), its characterized in that, the lower extreme of outer draft tube (1) is provided with splices the interface, the internal assembly of piecing together the interface has outer guide ring (3), the upper end of guide ring (3) outside is installed in interior draft tube (2), the intermediate position of outer guide ring (3) is provided with feed opening (31).

2. The split type outer guide shell according to claim 1, wherein an annular groove (34) is provided on the outer side of the outer guide ring (3), and the annular groove (34) is in clearance fit with the splicing opening.

3. The split type outer guide shell according to claim 1, wherein a combination platform (33) is disposed at a middle position of the inner wall of the outer guide ring (3), and a lower end of the inner guide shell (2) is located at an upper end of the combination platform (33).

4. The split type outer guide cylinder according to claim 3, wherein the inner wall of the outer guide ring (3) is provided with a material guiding inclined surface (32), and the material guiding inclined surface (32) is located between the feed opening (31) and the combined platform (33).

5. The split type outer guide shell according to claim 1, wherein the outer guide shell (1) comprises an upper guide shell (11) and a lower guide shell (12), the upper guide shell (11) is located at the upper end of the lower guide shell (12), and an adjusting mechanism is disposed on the outer sides of the upper guide shell (11) and the lower guide shell (12) for adjusting the distance between the upper guide shell (11) and the lower guide shell (12).

6. The split type outer guide shell according to claim 5, wherein the adjusting mechanism comprises a plurality of limiting brackets (13) and a plurality of transmission brackets (14), the plurality of limiting brackets (13) are fixedly connected to the periphery of the guide shell lower shell (12), a threaded rod (15) is rotatably connected to the inside of each limiting bracket (13), the plurality of transmission brackets (14) are fixedly connected to the periphery of the guide shell upper shell (11), and the transmission brackets (14) are in threaded connection with the threaded rod (15);

the upper end fixedly connected with driven cogged wheel (16) of threaded rod (15), it is a plurality of the outside of driven cogged wheel (16) is provided with transmission engaged gear ring (17), transmission engaged gear ring (17) and driven cogged wheel (16) meshing are connected.

7. The split type outer guide shell according to claim 6, wherein an armrest plate (18) is fixedly connected to the outer side of the drive engaging gear ring (17).