WO2011079503A1

WO2011079503A1 - Seal box

Info

Publication number: WO2011079503A1
Application number: PCT/CN2010/001895
Authority: WO
Inventors: 李立; 薛凌云; 赵井冈
Original assignee: 上海锅炉厂有限公司
Priority date: 2009-12-28
Filing date: 2010-11-26
Publication date: 2011-07-07
Also published as: CN101793323B; CN101793323A

Abstract

A seal box comprises a pipe screen (7), a first comb-shaped side-folded plate (10), a second comb-shaped side-folded plate (11) and a cover plate (9). The first comb-shaped side-folded plate (10) comprises a comb-shaped bottom part and straight bottom parts connected respectively with the comb-shaped bottom part. The second comb-shaped side-folded plate (11) comprises a comb-shaped bottom part and straight bottom parts connected respectively with the comb-shaped bottom part. The comb-shaped bottom part of the second comb-shaped side-folded plate (11) is provided with an opening for casting refractory. The first comb-shaped side-folded plate (10) and the second comb-shaped side-folded plate (11) are butted and welded on the pipe screen. The cover plate (9) is sealed with the first comb-shaped side-folded plate (10) and the second comb-shaped side-folded plate (11) via welding. The structure of the seal box facilitates welding in work sites, improves the strength of the seal box, reduces welding amount for installation in work sites, decreases possibility of deformation of the seal box caused by welding, and improves sealing performance of the seal box. In addition, the steel plate to be welded with the pipe screen can be installed in a workshop without influencing water leakage observation for the pipe screen in the process of on-site hydrostatic test.

Description

Sealing box

The invention relates to a sealed box. Background technique

As shown in Fig. 1, in the conventional sealed box structure, the sealed box comprises two first rectangular steel plates 1 and a tube screen . When the site is installed, the first comb plate 2 and the second comb plate 3 are first welded to the tube panel 7, and then the two first rectangular steel plates 1 are welded to the inter-tube fins 6, when the above four steel plates are welded. After the cover plate 5 is installed, the cover plate 5 is welded with the first comb plate 2 and the second comb plate 3, and the second rectangular steel plate 4 is the inlet of the cast refractory material, which is not welded first, and the first rectangle after the casting is finished. The steel plate 1, the second comb plate 3 and the cover plate 5 are welded to finally achieve the function of sealing.

The disadvantage of the above structure is that the structure is complicated, the welding amount on the construction site is large, the welding deformation is liable to occur, and the strength of the sealed box is low. Disclosure of invention

The invention provides a sealed box which has a simple structure and a small amount of worksite joints. In order to achieve the above object, the present invention provides a sealed case comprising a tube panel, a first comb-shaped hemming plate, a second comb-shaped hemming plate, and a cover plate. ,

The first comb-shaped hemming plate comprises a comb-shaped bottom portion and a linear bottom portion respectively connected to the comb-shaped bottom portion;

The second comb-shaped hemming plate comprises a comb-shaped bottom portion and a linear bottom portion respectively connected to the comb-shaped bottom portion, and further comprises a refractory casting notch disposed on the comb-shaped bottom portion;

After the first comb-shaped hemming board and the second comb-shaped hemming board are butted, the welding is disposed on the tube panel; the cover plate is disposed on the first comb-shaped hemming board and the second comb-shaped hemming board In the enclosed area, the cover plate is welded and sealed with the first comb-shaped hemming plate and the second comb-shaped hemming plate.

The tube panel comprises a plurality of tubes and fins.

The tube screen is provided with an opening to facilitate the passage of the device. Confirmation The comb-shaped bottom portion of the first comb-shaped hemming plate and the second comb-shaped hemming plate have a comb shape and size that matches the shape and size of the tubes and fins on the tube panel.

The first comb-shaped hemming plate and the comb-shaped bottom portion of the second comb-shaped hemming plate have a vertical position between the bottom portion and the straight bottom portion, and the comb-shaped bottom portion and the straight bottom portion are connected by a circular arc or a right-angled connection. , or a polygon connection.

The width of one side of the comb-shaped bottom portion of the first comb-shaped hemming plate and the second comb-shaped hemming plate matches the width of the tube panel and the cover plate, and the first comb-shaped hemming plate and the second The length of the straight bottom portion of the comb-shaped hemming plate is matched with the length of the tube panel and the cover plate.

The butt joint of the first comb-shaped hemming board and the second comb-shaped hemming board is welded and closed, and the comb-shaped bottom part of the first comb-shaped hemming board and the second comb-shaped hemming board are welded with the tube and the fin Closed, the straight bottom portion of the first comb-shaped hemming plate and the second comb-shaped hemming plate are welded and closed with the tube or fin.

The cover plate is provided with a boring hole for facilitating the passage of the device. The size of the opening is the same as the size of the boring of the tube panel, and the position of the opening corresponds to the position of the opening of the tube panel.

The sealing box further comprises a steel plate having a size matching the size of the refractory casting notch on the second comb-shaped hemming plate, and the steel plate is welded to the refractory casting notch on the second comb-shaped hemming plate.

The sealing box further comprises a plurality of positioning blocks, the positioning blocks are respectively disposed on the inner side walls of the first comb-shaped hemming board and the second comb-shaped hemming board, the plurality of positioning blocks are in the same horizontal position, and the cover plate is seated in the plurality of Position the block.

The invention improves the sealing box strength by changing the structure, facilitates welding on the construction site, reduces the welding amount of the construction site, reduces the possibility of deformation of the sealing box due to welding, improves the sealing property of the sealing box, and the steel plate welded with the pipe screen can It is installed at the time of production in the workshop, and does not affect the water pressure test at the site to observe whether the pipe screen is leaking. If the site needs to do the oil leakage test, it can also meet the requirements. BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic view showing the structure of a sealed case in the background art;

2 is a schematic structural view of a sealed box provided by the present invention. The best way to implement the invention

A preferred embodiment of the present invention will now be described with reference to FIG. 2: As shown in FIG. 2, the present invention provides a sealed box comprising a tube panel 7, a first comb-shaped hemming panel 10, a second comb-shaped hemming panel 11, and a cover 9.

The tube panel 7 includes a plurality of tubes 14 and fins 6, and the tube screen is provided with an opening for the device to pass through.

The first comb-shaped hemming panel 10 includes a comb-shaped bottom portion and a straight bottom portion respectively connected to the comb-shaped bottom portion.

The second comb-shaped hemming plate 11 comprises a comb-shaped bottom portion and a linear bottom portion respectively connected to the comb-shaped bottom portion, and further comprises a refractory casting notch provided on the comb-shaped bottom portion.

The comb shape and size of the comb-shaped bottom portion of the first comb-shaped hemming plate 10 and the second comb-shaped hemming plate 11 match the shape and size of the tube 14 and the fin 6 on the tube panel 7. . .

The first comb-shaped hemming plate 10 and the second comb-shaped hemming plate 11 have a vertical position between the comb-shaped bottom portion and the straight bottom portion, and the comb-shaped bottom portion and the straight bottom portion are connected by a circular arc, or Right angle connection, or polygon connection.

The width of one side of the comb-shaped bottom portion of the first comb-shaped hemming plate 10 and the second comb-shaped hemming plate 11 matches the width of the tube panel 7 and the cover plate 9 to match the first comb-shaped hemming plate 10 and the length of the straight bottom portion of the second comb-shaped hemming plate 11 are matched to the length of the tube panel 7 and the cover plate 9.

After the first comb-shaped hemming board 10 and the second comb-shaped hemming board 11 are butted, the butt joints are closed and closed, and then the first comb-shaped hemming board 10 and the second comb-shaped hemming board 11 are The comb bottom portion is welded and closed to the tube 14 and the fins 6, and the straight bottom portions of the first comb-shaped hemming plate 10 and the second comb-shaped hemming plate 11 are welded and closed to the tube 14 or the fins 6.

The cover plate 9 is also provided with an opening for facilitating the passage of the device. The size of the opening corresponds to the size of the opening of the tube panel, and the position of the opening corresponds to the position of the opening of the tube panel.

The seal box further includes a steel plate 12 having a size that matches the size of the refractory casting notch on the second comb-shaped hemming plate 11.

The sealing box further comprises a plurality of positioning blocks 13, which are respectively disposed on inner side walls of the first comb-shaped hemming board 10 and the second comb-shaped hemming board 11, and the plurality of positioning blocks 13 are in the same horizontal position.

The cover plate 9 is embedded in the area enclosed by the first comb-shaped hemming plate 10 and the second comb-shaped hemming plate 11 and sits on a plurality of positioning blocks 13 , the cover plate 9 and the first comb-shaped folded edge The plate 10 and the second comb-shaped hemming plate 11 are welded and sealed.

The material to be cast is cast through the refractory casting on the second comb-shaped hemming plate 11 Thereafter, the steel plate 12 and the refractory casting notch on the second comb-shaped hemming plate 11 are welded and sealed. Although the present invention has been described in detail by the preferred embodiments thereof, it should be understood that the foregoing description should not be construed as limiting. Numerous modifications and substitutions of the present invention will be apparent to those skilled in the art. Therefore, the scope of the invention should be defined by the appended claims.

Claims

Rights request

1. A seal: characterized in that the seal box comprises a tube screen (7), a first comb-shaped hemming plate (10), a second comb-shaped hemming plate (11) and a cover plate (9);

The first comb-shaped hemming plate (10) comprises a comb-shaped bottom portion and a straight bottom portion respectively connected to the comb-shaped bottom portion;

The second comb-shaped hemming plate (11) comprises a comb-shaped bottom portion and a linear bottom portion respectively connected to the comb-shaped bottom portion, and further comprises a refractory casting notch disposed on the comb-shaped bottom portion; After the comb-shaped folding board (10) and the second comb-shaped folding board (11) are butted, the welding is arranged on the tube screen (7);

The cover plate (9) is disposed on a region surrounded by the first comb-shaped hemming plate (10) and the second comb-shaped hemming plate (11), and the cover plate (9) and the first comb-shaped hemming plate (10) and the second comb-shaped hemming plate (11) are welded and sealed.

2. A sealed casing according to claim 1, wherein said tube panel (7) comprises a plurality of tubes (14) and fins (6).

3. The sealed casing according to claim 1, wherein the tube screen (7) is provided with an opening for facilitating the passage of the device.

The sealing case according to claim 2, wherein a comb shape of the comb bottom portion on the first comb-shaped hemming plate (10) and the second comb-shaped hemming plate (11) The size and size match the shape and size of the tube (14) and fin (6) on the tube screen (7).

The sealing case according to claim 1, characterized in that the comb-shaped bottom portion and the straight bottom portion on the first comb-shaped hemming plate (10) and the second comb-shaped hemming plate (11) In a vertical position, the comb bottom portion and the straight bottom portion are connected by a circular arc or a right angle or a polygonal shake.

6. The sealed casing according to claim 2, wherein said first comb-shaped hemming plate (10) And the width of the side of the comb-shaped bottom portion of the second comb-shaped hemming plate (11) matches the width of the tube panel (7) and the cover plate (9), the first comb-shaped hemming plate (10) and The length of the straight bottom portion of the second comb-shaped hemming plate (11) is matched to the length of the tube panel (7) and the cover plate (9). '

The sealing case according to claim 2, wherein the abutting points of the first comb-shaped hemming plate (10) and the second comb-shaped hemming plate (11) are closed and closed, the first comb The comb-shaped bottom portion of the folded plate (10) and the second comb-shaped folded plate (11) are welded and closed with the tube (14) and the fin (6), and the first comb-shaped folded plate (10) and the second The straight bottom portion of the comb-shaped hemming plate (11) is welded and closed to the tube (14) or fin (6).

The sealing case according to claim 3, wherein the cover plate (9) is provided with an opening for facilitating the passage of the device, and the size of the opening is the same as the size of the opening of the tube panel. The position of the opening corresponds to the position of the opening of the tube panel.

9. The sealed casing of claim 1 wherein said sealed casing further comprises a steel plate

(12), the size of the steel plate (12) matches the size of the refractory casting notch on the second comb-shaped hemming plate (11), and the fire resistance on the steel plate (12) and the second comb-shaped hemming plate (11) The material is cast in a notched welded seal.

The sealing case according to claim 1, wherein the sealing box further comprises a plurality of positioning blocks (13), the positioning blocks being respectively disposed on the first comb-shaped folding board (10) and the second comb Folding plate

On the inner side wall of (11), several positioning blocks (13) are in the same horizontal position, and the cover plate (9) is seated on several positioning blocks (13).