CN218458980U

CN218458980U - Silica powder collecting tank with integrated disc chuck

Info

Publication number: CN218458980U
Application number: CN202222272074.3U
Authority: CN
Inventors: 郝志发; 武永斌; 游书华; 袁中华
Original assignee: Inner Mongolia Tongwei Gaochun Crystal Silicon Co ltd
Current assignee: Inner Mongolia Tongwei Gaochun Crystal Silicon Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2023-02-10
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a silicon powder collecting tank with an integrated disc chuck, which relates to the technical field of silicon powder collection and comprises a tank body, an integrated disc chuck, a filter element, a barrel body and a sealing head; the tank body is provided with a silicon powder inlet and a silicon powder outlet, the top end of the tank body is provided with an opening, and the integrated flower disc is arranged at the opening at the top end of the tank body; the integrated flower disc comprises a flower disc outer cylinder which penetrates through the flower disc outer cylinder up and down and is in sealing connection with the flower disc outer cylinder, and a flower disc which is horizontally arranged inside the flower disc outer cylinder in an integrated manner, wherein a filter element is arranged on the flower disc; the barrel sets up on flower disc urceolus top, and the head setting is provided with the export of unloading on barrel top and its top. The utility model discloses set up disc chuck integration level inside the disc chuck urceolus, cancelled the disc chuck and supported to and the disc chuck of disc chuck support department is sealed, changes the disc chuck is sealed to be sealed the sealing between disc chuck urceolus and the jar body, the barrel, has thoroughly solved silica flour and has revealed to the export of unloading from the inside disc chuck of collection tank sealed department, the exhaust gas pipeline that causes blocks up the problem.

Description

Silica powder collecting tank with integrated disc chuck

Technical Field

The utility model relates to a technical field is collected to the silica flour, more specifically says and relates to a silica flour holding vessel of area integration flower disc.

Background

The silicon powder collecting tank is important silicon powder recovery equipment in a recovery section, and the operation condition of the equipment directly determines the recovery effect of the silicon powder and the operation effect of a public and auxiliary waste gas system. The faceplates are structures used for installing filter elements in the silicon powder collecting tank, M16 single-head bolts are adopted to be supported by the faceplates for sealing, and the sealing effect is closely related to whether a sealing surface is flat or not, whether bolt torque is consistent or not, whether a gasket is in a central position or not and other factors.

In the prior art, a faceplate support is arranged inside a collection tank body, a faceplate is placed on the faceplate support, the faceplate and the collection tank body are fixed together by using an M16 single-head bolt and sealed, as shown in fig. 2, 01 is the faceplate support, 02 is the faceplate support, and 03 is a filter element. And an emptying gas outlet at the top end of the collection tank is connected with a VG3 pipeline, and the VG3 pipeline is connected with a public and auxiliary waste gas recovery device. However, when the silicon powder collecting tank is depressurized, a large amount of silicon powder leaks from the sealing part of the faceplate, so that the sealing surface of the faceplate, the cylinder and the gasket are washed away, the public and auxiliary waste gas pipelines are blocked, and the VG3 recycling pipeline is washed away and leaks, thereby seriously affecting the stable operation of the device.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that exists among the above-mentioned prior art, the utility model aims at providing a take silica flour holding vessel of integration flower disc to solve the aforesaid when silica flour holding vessel when the pressure release, have a large amount of silica flour and reveal from the sealed department of flower disc, erode the sealed face of flower disc, barrel and gasket, cause public assistance exhaust gas line to block up, retrieve VG3 pipeline and erode the leakage, cause the problem of serious influence to the steady operation of device. The utility model discloses a to flower disc, barrel integration optimization, the cancellation flower disc is sealed, changes the flower disc seal into between barrel and the barrel sealed, has thoroughly solved silica flour and has revealed to VG3 pipeline from the sealed department of flower disc, causes the problem of VG3 pipeline leakage to fundamentally has solved the jam of silica flour to public assistance exhaust gas line.

In order to realize the above purpose, the utility model discloses a technical scheme:

a silicon powder collecting tank with an integrated flower disc comprises a tank body, the integrated flower disc, a filter element, a cylinder body and an end enclosure;

the tank body is provided with a silicon powder inlet and a silicon powder outlet, the top end of the tank body is provided with an opening, and the integrated flower disc is arranged at the opening at the top end of the tank body;

the integrated faceplate comprises a faceplate outer cylinder which penetrates through the upper part and the lower part and is connected with the faceplate outer cylinder in a sealing way, and an integrated faceplate which is horizontally arranged in the faceplate outer cylinder, wherein the filter element is arranged on the faceplate;

the cylinder body is arranged at the top end of the outer cylinder of the faceplate, and the seal head is arranged at the top end of the cylinder body and the top of the cylinder body is provided with an air discharge outlet.

Further, the bottom and the top of the faceplate outer cylinder are respectively connected with the tank body and the cylinder body through flanges, and the joints of the faceplate outer cylinder and the cylinder body are hermetically arranged.

Further, the tank body comprises a conical section, a first straight cylinder section, a head sealing section and a second straight cylinder section which are sequentially arranged from bottom to top, the inner diameter of the first straight cylinder section is larger than that of the second straight cylinder section, the silicon powder inlet is obliquely arranged on the side wall of the first straight cylinder section, and the silicon powder outlet is arranged at the bottom end of the conical section.

Furthermore, a nitrogen inlet is also arranged on the side wall of the conical section.

Further, a grounding plate is arranged on the outer side wall of the first straight cylinder section, and an ear seat is arranged at the bottom end of the grounding plate.

Furthermore, a concentrated temperature gauge, a first concentrated pressure gauge and an on-site pressure gauge are arranged on the first straight cylinder section, and a second concentrated pressure gauge is arranged on the cylinder body.

Furthermore, lifting lugs are arranged on the head sealing section, the head sealing section and the face plate.

The utility model has the advantages that:

the utility model provides a silica flour holding vessel of area integration flower disc, integration flower disc is including running through and sealing connection's flower disc urceolus from top to bottom, and the integration level sets up at the inside flower disc of flower disc urceolus, the filter core is installed on the flower disc, to the flower disc, flower disc urceolus integration is optimized, set up the level of flower disc integration inside the flower disc urceolus, the flower disc support has been cancelled, and the flower disc of flower disc support department is sealed, change the flower disc is sealed into the flower disc urceolus and the jar body, sealing between the barrel, thoroughly solved silica flour and revealed to the export of unloading from the inside flower disc seal of holding vessel, cause the problem of VG3 pipeline leakage, thereby fundamentally has solved the jam problem of silica flour to public assistance waste gas line.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of a prior art flower disc;

reference numerals:

1. a tank body; 11. silicon powder inlet; 12. a silicon powder outlet; 13. a conical section; 14. a first straight barrel section; 15. a head sealing section; 16. a second straight section; 17. a nitrogen inlet; 18. a ground plate; 19. an ear mount; 2. an integrated flower disc; 21. a faceplate outer cylinder; 22. a flower disc; 3. a filter element; 4. a cylinder body; 5. sealing the end; 61. a centralized thermometer port; 62. a first centralized pressure tap; 63. an in situ pressure tap; 64. a second centralized pressure tap; 7. and (7) lifting lugs.

Detailed Description

The conception, specific structure, and technical effects of the present invention will be clearly understood and fully described below with reference to the accompanying drawings and embodiments, so as to fully understand the objects, features, and effects of the present invention.

Example 1

A silicon powder collecting tank with an integrated flower disc is shown in figure 1 and comprises a tank body 1, an integrated flower disc 2, a filter element 3, a cylinder body 4 and a sealing head 5. The tank body 1 is provided with a silicon powder inlet 11 and a silicon powder outlet 12, the top end of the tank body 1 is opened, and the integrated flower disc 2 is arranged at the opening at the top end of the tank body 1. The integrated faceplate 2 comprises a faceplate outer cylinder 21 which penetrates through and is connected with the faceplate outer cylinder in a sealing manner from top to bottom and an integrated faceplate 22 which is horizontally arranged inside the faceplate outer cylinder 21, and the filter element 3 is arranged on the faceplate 22. The cylinder 4 is arranged at the top end of the faceplate outer cylinder 21, the seal head 5 is arranged at the top end of the cylinder 4, and the top of the seal head is provided with an air vent outlet 41.

In this embodiment, the integrated faceplate 2 includes a faceplate outer cylinder 21 penetrating and hermetically connected from top to bottom, and an integrated faceplate 22 horizontally disposed inside the faceplate outer cylinder 21, and the filter element 3 is mounted on the faceplate 22. To the flower disc, the integration of flower disc urceolus is optimized, with flower disc 22 integration level setting inside flower disc urceolus 21, cancelled the flower disc and supported, and the flower disc of flower disc support department is sealed, change the flower disc seal into the flower disc urceolus 21 with jar body 1, barrel 4 between sealed, thoroughly solved the silica flour and revealed to the air release export 41 from the inside flower disc seal of collection tank, cause the problem of VG3 pipeline leakage, thereby fundamentally solved the jam problem of silica flour to public assistance waste gas pipeline.

In the present embodiment, silicon powder inlet 11 is used to receive silicon powder from an upstream apparatus (silicon powder filter); the silicon powder outlet 12 is used for discharging the silicon powder collected by the silicon powder collecting tank to the silicon powder trolley; the vent outlet 41 is used for discharging the gas after the silicon powder is separated from the process gas (or nitrogen).

Example 2

In this embodiment, as shown in fig. 1, the bottom end and the top end of the faceplate outer cylinder 21 are connected to the tank 1 and the cylinder 4 respectively through flanges, and the joints thereof are sealed, as further described on the basis of embodiment 1. The flange connection is adopted, so that the installation and the disassembly are convenient; the sealing arrangement of the joint can adopt a sealing ring and other conventional sealing structures.

Jar body 1 includes the conic section 13, first straight section of thick bamboo 14, seal head section 15 and the straight section of thick bamboo 16 that set gradually from bottom to top, and the internal diameter of first straight section of thick bamboo 14 is greater than the internal diameter of straight section of thick bamboo 16 of second, and the slope of silica flour import 11 sets up on first straight section of thick bamboo 14 lateral wall, and silica flour export 12 sets up in conic section 13 bottom.

The side wall of the conical section 13 is also provided with a nitrogen inlet 17, and the nitrogen inlet 17 is used for adding nitrogen, and the purpose of adding nitrogen is to prevent the chlorosilane-containing silicon powder from burning when being discharged.

The outer side wall of the first straight cylinder section 14 is provided with a grounding plate 18, and the bottom end of the grounding plate 18 is provided with an ear seat 19. The ground plate 18 is provided to guide static electricity generated by friction when the silicon powder is discharged from the filter to the silicon powder collection tank into the ground, and the lug 19 is provided to fix the silicon powder collection tank to the frame structure.

The first straight barrel section 14 is provided with a concentrated temperature gauge port 61, a first concentrated pressure gauge port 62 and an on-site pressure gauge port 63, and the barrel 4 is provided with a second concentrated pressure gauge port 64. The centralized temperature gauge port 61 is used for detecting the temperature in the silicon powder collecting tank, the first centralized pressure gauge port 62 is used for detecting the pressure in the silicon powder collecting tank in the central control room, the local pressure gauge port 63 is used for detecting the pressure in the silicon powder collecting tank in the field, and the second centralized pressure gauge port 64 is used for detecting the pressure of the release gas in the central control room (detecting the pressure difference of the filter element).

Lifting lugs 7 are arranged on the head sealing section 15, the head sealing 5 and the face plate 22 and are used for lifting during installation and disassembly.

For better understanding, the utility model discloses, following do a complete description to the theory of operation of the utility model:

the silicon powder filter enables silicon powder (containing a small amount of chlorosilane gas) contained in the process gas to enter the silicon powder collecting tank through the silicon powder inlet 11. Silica powder (containing a small amount of chlorosilane gas) is separated from the chlorosilane gas through the filter element 3, the silica powder falls into the bottom end of the conical section 13 of the silica powder collecting tank, and the chlorosilane gas and nitrogen are discharged into a VG3 pipeline through the vent gas outlet 41 and then are sent into a public and auxiliary waste gas recovery device. The silicon powder is pressurized and replaced by nitrogen introduced from the nitrogen inlet 17 for many times, and after chlorosilane in the silicon powder is replaced, the silicon powder is discharged into the silicon powder trolley through the silicon powder outlet 12 for recycling.

The embodiments of the present invention have been described in detail, but the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and the equivalents or substitutions are included in the scope of the present invention defined by the claims.

Claims

1. The utility model provides a silica flour collecting tank of area integration flower disc which characterized in that: comprises a tank body (1), an integrated flower disc (2), a filter element (3), a cylinder body (4) and an end enclosure (5);

the tank body (1) is provided with a silicon powder inlet (11) and a silicon powder outlet (12), the top end of the tank body (1) is opened, and the integrated flower disc (2) is arranged at the opening at the top end of the tank body (1);

the integrated faceplate (2) comprises a faceplate outer cylinder (21) which penetrates through the upper part and the lower part and is connected with the faceplate outer cylinder in a sealing way, and a faceplate (22) which is horizontally arranged in the faceplate outer cylinder (21) in an integrated way, and the filter element (3) is arranged on the faceplate (22);

the cylinder (4) is arranged at the top end of the faceplate outer cylinder (21), and the seal head (5) is arranged at the top end of the cylinder (4) and the top of the cylinder is provided with an air discharge outlet (41).

2. The silicon powder collection canister of claim 1, wherein: the bottom and the top of the faceplate outer cylinder (21) are respectively connected with the tank body (1) and the cylinder body (4) through flanges, and the joints of the faceplate outer cylinder and the faceplate outer cylinder are hermetically arranged.

3. The silicon powder collection canister of claim 1, wherein: the tank body (1) comprises a conical section (13), a first straight cylinder section (14), a head sealing section (15) and a second straight cylinder section (16), wherein the conical section (13), the first straight cylinder section (14), the head sealing section (15) and the second straight cylinder section (16) are sequentially arranged from bottom to top, the inner diameter of the first straight cylinder section (14) is larger than that of the second straight cylinder section (16), the silicon powder inlet (11) is obliquely arranged on the side wall of the first straight cylinder section (14), and the silicon powder outlet (12) is arranged at the bottom end of the conical section (13).

4. The silicon powder collection canister of claim 3, wherein: and a nitrogen inlet (17) is also formed in the side wall of the conical section (13).

5. The silicon powder collection canister of claim 3, wherein: a grounding plate (18) is arranged on the outer side wall of the first straight cylinder section (14), and an ear seat (19) is arranged at the bottom end of the grounding plate (18).

6. The silicon powder collection canister of claim 3, wherein: the first straight barrel section (14) is provided with a centralized temperature gauge port (61), a first centralized pressure gauge port (62) and an in-situ pressure gauge port (63), and the barrel body (4) is provided with a second centralized pressure gauge port (64).

7. The silicon powder collection canister of claim 3, wherein: lifting lugs (7) are arranged on the head sealing section (15), the head sealing (5) and the flower disc (22).