CN218621124U - Cooling container convenient to maintain - Google Patents

Abstract

The utility model provides a cooling container convenient for maintenance, which comprises an outer sleeve, an inner sleeve and an air cooling component, wherein the outer sleeve and the inner sleeve are detachably connected through a flange plate, a cooling cavity is formed between the outer sleeve and the inner sleeve, a liquid inlet pipe and a liquid outlet pipe communicated with the cooling cavity are arranged on the inner sleeve, the air cooling component is fixedly arranged on the inner side of the inner sleeve and communicated with air supply equipment, and an exhaust hole corresponding to the axis of the inner sleeve is arranged on the air cooling component; the outer side of the inner sleeve is fixedly provided with a guide plate which divides the cooling cavity into a cooling channel, a liquid inlet pipe is communicated with the bottom end of the cooling channel, and a liquid outlet pipe is communicated with the top end of the cooling channel. The utility model discloses beneficial effect: the outer sleeve and the inner sleeve are detachably connected through the flange plate, the container is convenient to detach, the inner sleeve and the guide plate are cleaned, the container is convenient to maintain, the guide plate not only plays a role in guiding the heat exchange medium, but also can increase the heat exchange area of the inner sleeve and the heat exchange medium, and the heat exchange efficiency between the inner sleeve and the heat exchange medium is improved.

Description

Cooling container convenient to maintain

Technical Field

The utility model belongs to the technical field of monocrystalline silicon production, especially, relate to a cooling container convenient to maintain.

Background

The method for producing the monocrystalline silicon by the solar monocrystalline silicon through the Czochralski method comprises the steps of adding seed crystals at the bottom of a cooling container, filling silicon materials on the seed crystals, controlling the melting of the seed crystals in the process of melting the silicon materials to enable the seed crystals or a part of the seed crystals to be always kept in a solid state, crystallizing quasi-monocrystalline silicon along the crystal orientation of the seed crystals in the cooling process, mostly welding and forming copper materials in the cooling container for improving the pulling speed at present, and solving the following problems in the container: first, cooling container internal cooling cavity is through long-time the use, can have the incrustation scale on its inner wall, seriously influences heat exchange efficiency, and maintain the incrustation scale that the container need use cutting equipment to clear up the cooling intracavity after cutting the container, weld after maintaining, the maintenance process is complicated, work efficiency is low, the second, heat transfer mode between container and the semi-manufactured goods monocrystalline silicon is single, only carries out the heat transfer through the mode of radiation heat transfer, leads to heat exchange efficiency low.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a cooling container which is easy to maintain and which is designed to solve at least one of the above problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a cooling container convenient to maintain comprises an outer sleeve, an inner sleeve and an air cooling assembly, wherein the outer sleeve and the inner sleeve are detachably connected through a flange plate, a cooling cavity is formed between the outer sleeve and the inner sleeve, a liquid inlet pipe and a liquid outlet pipe which are communicated with the cooling cavity are arranged on the inner sleeve, the air cooling assembly is fixedly arranged on the inner side of the inner sleeve and communicated with air supply equipment, and an exhaust hole corresponding to the axis of the inner sleeve is arranged on the air cooling assembly;

the outer side of the inner sleeve is fixedly provided with a guide plate which divides the cooling cavity into a cooling channel, the liquid inlet pipe is communicated with the bottom end of the cooling channel, and the liquid outlet pipe is communicated with the top end of the cooling channel.

Furthermore, a first flange plate is fixedly arranged on the outer side of the upper end of the outer sleeve, a second flange plate is fixedly arranged on the outer side of the upper end of the inner sleeve, and the first flange plate is detachably connected with the second flange plate through bolts;

and an annular mounting groove corresponding to the first flange is formed in the lower end face of the second flange, the first flange is mounted on the inner side of the annular mounting groove, and a sealing gasket is arranged between the second flange and the first flange.

Furthermore, the external diameter of the annular mounting groove is matched with the external diameter of the first flange plate, the inner side edge of the upper end of the first flange plate adopts a chamfering structure, the internal diameter of the sealing washer is matched with the internal diameter of the annular mounting groove, the edge of the outer side of the lower end of the sealing washer adopts a chamfering structure, the chamfering structure of the sealing washer is matched with the chamfering structure of the first flange plate, and the chamfering structure of the first flange plate tightly pushes the chamfering structure of the sealing washer.

Further, the air cooling assembly comprises an air distribution ring, an air outlet pipe and an air inlet pipe, a storage cavity is formed in the air distribution ring, and the air inlet pipe is arranged at the upper end of the air distribution ring and is communicated with the storage cavity;

the air outlet pipe is arranged at the lower end of the air distribution ring and communicated with the storage cavity, and the air outlet pipe is fixedly arranged on the inner side of the inner sleeve.

Furthermore, the quantity of outlet duct is a plurality of, and is circumference evenly set up along the endotheca axis, it has a plurality of exhaust holes corresponding with the endotheca axis to open on the outlet duct, and is a plurality of the exhaust hole evenly sets up along the endotheca axis direction.

Furthermore, the guide plates comprise annular guide plates and liquid inlet guide plates, the number of the liquid inlet guide plates is two, and a liquid inlet channel corresponding to the liquid inlet pipe is formed between the two liquid inlet guide plates;

the annular guide plates are uniformly arranged along the axis direction of the inner sleeve and divide the cooling cavity into a plurality of annular cavities, the liquid inlet channel is communicated with the annular cavity at the bottom end, the annular guide plate at the bottom end is provided with a second opening corresponding to the liquid outlet pipe, the guide plate adjacent to the annular guide plate at the bottom end is provided with first openings at two sides of the liquid inlet guide plate, the rest of the guide plates are sequentially provided with the first opening and the second opening from bottom to top, and the annular cavity at the top end is communicated with the liquid outlet pipe;

the liquid inlet pipe and the liquid outlet pipe are symmetrically arranged along the axis of the inner sleeve.

Furthermore, the inner sleeve, the guide plate and the air cooling assembly are all structural members made of copper alloy materials, and the outer sleeve is a structural member made of stainless steel materials.

Furthermore, the sealing washer is a copper structural member.

Compared with the prior art, the cooling container convenient for maintenance has the following structure

Has the advantages that:

(1) A cooling vessel convenient to maintain, the circulation has heat transfer medium in the cooling channel, the overcoat passes through the ring flange with the endotheca and can dismantle and be connected, convenient to detach container accomplishes the washing to endotheca and guide plate, and then be convenient for maintain the container, the guide plate has not only played the effect to the heat transfer medium water conservancy diversion, but also can strengthen the heat transfer area of endotheca and heat transfer medium, heat exchange efficiency between endotheca and the heat transfer medium has been improved, the endotheca carries out the radiant heat transfer with the inboard semi-manufactured monocrystalline silicon of container, gas cooling subassembly and endotheca contact heat transfer, the gaseous semi-manufactured monocrystalline silicon that spouts microthermal in the gas cooling subassembly cools down, heat transfer efficiency between endotheca and the semi-manufactured monocrystalline silicon has been improved.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic perspective view of a container according to an embodiment of the present invention;

fig. 2 is a schematic view of an exploded perspective structure of a container according to an embodiment of the present invention;

fig. 3 is a schematic view of a three-dimensional structure of an inner sleeve according to an embodiment of the present invention;

fig. 4 is a schematic side view of the inner sleeve liquid outlet pipe according to the embodiment of the present invention;

FIG. 5 is a schematic view of a side view structure of an inner sleeve liquid inlet pipe according to an embodiment of the present invention;

fig. 6 is a schematic perspective view of an air cooling module according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of a container according to an embodiment of the present invention;

fig. 8 is a schematic view of a partial structure at a position a in fig. 7 according to an embodiment of the present invention.

Description of reference numerals:

1. a jacket; 2. an inner sleeve; 3. an air-cooling assembly; 4. a bolt; 5. a sealing gasket; 101. a first flange plate; 201. a liquid outlet pipe; 202. a liquid inlet pipe; 203. a second flange plate; 204. an annular baffle; 205. a liquid inlet guide plate; 20401. a second opening; 20402. a first opening; 20301. an annular mounting groove; 301. a gas distribution ring; 302. an air outlet pipe; 303. an air inlet pipe; 30201. and (4) exhausting holes.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 8, a cooling container convenient for maintenance comprises an outer sleeve 1, an inner sleeve 2 and an air cooling assembly 3, wherein the outer sleeve 1 is detachably connected with the inner sleeve 2 through a flange plate, a cooling cavity is formed between the outer sleeve 1 and the inner sleeve 2, the inner sleeve 2 is provided with a liquid inlet pipe 202 and a liquid outlet pipe 201 which are communicated with the cooling cavity, the air cooling assembly 3 is fixedly arranged on the inner side of the inner sleeve 2, the air cooling assembly 3 is communicated with a gas supply device, and the air cooling assembly 3 is provided with an exhaust hole 30201 corresponding to the axis of the inner sleeve 2; the outer side of the inner sleeve 2 is fixedly provided with a guide plate which divides the cooling cavity into a cooling channel, the liquid inlet pipe 202 is communicated with the bottom end of the cooling channel, and the liquid outlet pipe 201 is communicated with the top end of the cooling channel. Heat exchange medium flows through the cooling channel, the outer sleeve 1 is detachably connected with the inner sleeve 2 through a flange plate, the inner sleeve 2 and the guide plate can be cleaned conveniently by disassembling the container, the container can be maintained conveniently, the guide plate not only plays a role in guiding the heat exchange medium, but also can enlarge the heat exchange area between the inner sleeve 2 and the heat exchange medium, the heat exchange efficiency between the inner sleeve 2 and the heat exchange medium is improved, the inner sleeve 2 and semi-finished monocrystalline silicon on the inner side of the container perform radiation heat exchange, the air cooling assembly 3 is in contact heat exchange with the inner sleeve 2, and low-temperature gas sprayed out of the air cooling assembly 3 cools the semi-finished monocrystalline silicon, so that the heat exchange efficiency between the inner sleeve 2 and the semi-finished monocrystalline silicon is improved.

The outer side of the upper end of the outer sleeve 1 is fixedly provided with a first flange plate 101, the outer side of the upper end of the inner sleeve 2 is fixedly provided with a second flange plate 203, and the first flange plate 101 and the second flange plate 203 are detachably connected through bolts 4; an annular mounting groove 20301 corresponding to the first flange 101 is formed in the lower end face of the second flange 203, the first flange 101 is mounted on the inner side of the annular mounting groove 20301, and a sealing gasket 5 is arranged between the second flange 203 and the first flange 101. The external diameter phase-match of ring channel 20301 and the external diameter phase-match of ring flange 101, the chamfer structure is adopted at the inboard border in ring flange 101 upper end, seal ring 5's internal diameter and ring channel 20301's internal diameter phase-match, the chamfer structure is adopted at the border in the seal ring 5 lower extreme outside, seal ring 5's chamfer structure and ring flange 101's chamfer structure phase-match, the chamfer structure of ring flange 5 of tight seal ring 101 top. The mounting groove has improved the installation effectiveness of endotheca 2, when screwing up bolt 4, the chamfer structure of the tight seal ring 5 in chamfer structure top of ring flange one 101, the lower terminal surface of the tight ring flange two 203 in up end top of seal ring 5, the medial extremity face of the tight annular mounting groove 20301 in inboard top of seal ring 5, form two sealed faces between seal ring 5 and the ring flange two 203, the leakproofness between ring flange one 101 and the ring flange two 203 has been improved, and when seal ring 5 takes place the condition of wearing and tearing, under the effect of chamfer structure, still can guarantee sealed effect.

The air cooling component 3 comprises an air distribution ring 301, an air outlet pipe 302 and an air inlet pipe 303, wherein a storage cavity is arranged in the air distribution ring 301, and the air inlet pipe 303 is arranged at the upper end of the air distribution ring 301 and is communicated with the storage cavity; the air outlet pipe 302 is arranged at the lower end of the air distribution ring 301 and communicated with the storage cavity, and the air outlet pipe 302 is fixedly arranged at the inner side of the inner sleeve 2. The number of the air outlet pipes 302 is multiple, and the air outlet pipes are uniformly arranged along the axial line of the inner sleeve 2 in the circumferential direction, the air outlet pipes 302 are provided with a plurality of air outlet holes 30201 corresponding to the axial line of the inner sleeve 2, and the air outlet holes 30201 are uniformly arranged along the axial line direction of the inner sleeve 2.

The guide plates comprise annular guide plates 204 and liquid inlet guide plates 205, the number of the liquid inlet guide plates 205 is two, and a liquid inlet channel corresponding to the liquid inlet pipe 202 is formed between the two liquid inlet guide plates 205; the number of the annular guide plates 204 is multiple, the plurality of annular guide plates 204 are uniformly arranged along the axial direction of the inner sleeve 2 and divide the cooling cavity into a plurality of annular cavities, the liquid inlet channel is communicated with the annular cavity at the bottom end, the annular guide plate 204 at the bottom end is provided with a second opening 20401 corresponding to the liquid outlet pipe 201, the guide plate adjacent to the annular guide plate 204 at the bottom end is provided with first openings 20402 at two sides of the liquid inlet guide plate 205, the rest of the guide plates are sequentially provided with a first opening 20402 and a second opening 20401 from bottom to top, and the annular cavity at the top end is communicated with the liquid outlet pipe 201; the liquid inlet pipe 202 and the liquid outlet pipe 201 are symmetrically arranged along the axis of the inner sleeve 2. As shown in fig. 4-5, arrows in the drawings represent the flowing direction of the heat exchange medium, the liquid inlet is communicated with the outlet end of the circulating water system, the liquid outlet is communicated with the inlet end of the circulating water system, and the heat exchange medium flows through the liquid inlet pipe 202 and the liquid inlet channel, enters the annular cavity at the bottommost part, flows through the second opening 20401 into the annular cavity at the upper end, and sequentially flows to the liquid outlet pipe 201 in a circulating manner. The liquid inlet pipe 202 and the liquid outlet pipe 201 are symmetrically arranged along the axis of the inner sleeve 2, so that the circulation paths of the heat exchange medium in the annular cavity are the same semicircle, the heat exchange consistency of the inner sleeve 2 is ensured, the heat exchange medium enters from the bottom and goes out from the top, bubbles in the heat exchange medium can be prevented, and the heat exchange efficiency of the heat exchange medium and the inner sleeve 2 is further ensured.

The inner sleeve 2, the guide plate and the air cooling assembly 3 are all structural members made of copper alloy materials, the inner sleeve 2, the guide plate and the air cooling assembly 3 are preferably all structural members made of chromium-zirconium-copper alloy materials, the heat conducting performance is good, the outer sleeve 1 is a structural member made of stainless steel materials, and the structural strength of the container is improved by the outer sleeve 1 made of stainless steel materials. The sealing washer 5 is a copper structural part which is soft in texture and has certain ductility, so that the sealing performance is ensured, and high temperature in the production process can be borne.

The working process comprises the following steps:

when this scheme is implemented, the inlet communicates with circulating water system's exit end, and the liquid outlet communicates with circulating water system's entrance point, and heat transfer medium flows in the cooling chamber and 2 heat exchanges with endotheca, and endotheca 2 and semi-manufactured goods monocrystalline silicon radiation heat transfer, the contact heat transfer of 3 subassemblies of air cooling subassembly and endotheca 2, and the cryogenic gas of blowout has improved heat exchange efficiency in the air cooling subassembly 3 is cooled down to semi-manufactured goods monocrystalline silicon.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A cooling container convenient for maintenance, characterized in that: the cooling device comprises an outer sleeve (1), an inner sleeve (2) and an air cooling assembly (3), wherein the outer sleeve (1) is detachably connected with the inner sleeve (2) through a flange plate, a cooling cavity is formed between the outer sleeve (1) and the inner sleeve (2), a liquid inlet pipe (202) and a liquid outlet pipe (201) communicated with the cooling cavity are formed in the inner sleeve (2), the air cooling assembly (3) is fixedly arranged on the inner side of the inner sleeve (2), the air cooling assembly (3) is communicated with air supply equipment, and an exhaust hole (30201) corresponding to the axis of the inner sleeve (2) is formed in the air cooling assembly (3);

the outer side of the inner sleeve (2) is fixedly provided with a guide plate which divides the cooling cavity into a cooling channel, the liquid inlet pipe (202) is communicated with the bottom end of the cooling channel, and the liquid outlet pipe (201) is communicated with the top end of the cooling channel.

2. A cooling vessel for facilitating maintenance according to claim 1, wherein: the outer side of the upper end of the outer sleeve (1) is fixedly provided with a first flange plate (101), the outer side of the upper end of the inner sleeve (2) is fixedly provided with a second flange plate (203), and the first flange plate (101) and the second flange plate (203) are detachably connected through bolts (4);

open on the terminal surface under ring flange two (203) and have ring flange one (101) corresponding annular mounting groove (20301), ring flange one (101) are installed in ring flange mounting groove (20301) inboardly, be equipped with between ring flange two (203) and ring flange one (101) seal ring (5).

3. A cooling vessel for facilitating maintenance according to claim 2, wherein: the external diameter phase-match of the external diameter of ring channel (20301) and ring flange (101), the inboard border in ring flange (101) upper end adopts the chamfer structure, the internal diameter of seal ring (5) and the internal diameter phase-match of ring channel (20301), the border in seal ring (5) lower extreme outside adopts the chamfer structure, the chamfer structure of seal ring (5) and the chamfer structure phase-match of ring flange (101), the chamfer structure top of ring flange (101) is tight the chamfer structure of seal ring (5).

4. A cooling vessel for facilitating maintenance according to claim 1, wherein: the air cooling assembly (3) comprises an air distribution ring (301), an air outlet pipe (302) and an air inlet pipe (303), a storage cavity is formed in the air distribution ring (301), and the air inlet pipe (303) is installed at the upper end of the air distribution ring (301) and is communicated with the storage cavity;

the air outlet pipe (302) is arranged at the lower end of the air distribution ring (301) and is communicated with the storage cavity, and the air outlet pipe (302) is fixedly arranged at the inner side of the inner sleeve (2).

5. A cooling vessel for facilitating maintenance according to claim 4, wherein: the quantity of outlet duct (302) is a plurality of, and is circumference evenly set up along endotheca (2) axis, it has a plurality of exhaust holes (30201) corresponding with endotheca (2) axis to open on outlet duct (302), and is a plurality of exhaust hole (30201) evenly set up along endotheca (2) axis direction.

6. A cooling vessel for facilitating maintenance according to claim 1, wherein: the guide plates comprise annular guide plates (204) and liquid inlet guide plates (205), the number of the liquid inlet guide plates (205) is two, and a liquid inlet channel corresponding to the liquid inlet pipe (202) is formed between the two liquid inlet guide plates (205);

the number of the annular guide plates (204) is multiple, the annular guide plates (204) are uniformly arranged along the axis direction of the inner sleeve (2) and divide the cooling cavity into multiple annular cavities, the liquid inlet channel is communicated with the bottommost annular cavity, the bottommost annular guide plate (204) is provided with a second opening (20401) corresponding to the liquid outlet pipe (201), the guide plate adjacent to the bottom annular guide plate (204) is provided with first openings (20402) on two sides of the liquid inlet guide plate (205), the rest of the guide plates are respectively provided with the first openings (20402) and the second openings (20401) from bottom to top, and the uppermost annular cavity is communicated with the liquid outlet pipe (201);

the liquid inlet pipe (202) and the liquid outlet pipe (201) are symmetrically arranged along the axis of the inner sleeve (2).

7. A cooling vessel for facilitating maintenance according to claim 1, wherein: the inner sleeve (2), the guide plate and the air cooling assembly (3) are all structural members made of copper alloy materials, and the outer sleeve (1) is a structural member made of stainless steel materials.

8. A cooling vessel for facilitating maintenance according to claim 2, wherein: the sealing washer (5) is a copper structural part.

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