CN212263265U - Welding type baffle box - Google Patents
Welding type baffle box Download PDFInfo
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- CN212263265U CN212263265U CN202020722752.XU CN202020722752U CN212263265U CN 212263265 U CN212263265 U CN 212263265U CN 202020722752 U CN202020722752 U CN 202020722752U CN 212263265 U CN212263265 U CN 212263265U
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- tube
- baffling
- shaped insertion
- welded
- baffle box
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Abstract
The utility model belongs to the technical field of chemical industry pharmaceutical equipment technique and specifically relates to a welding formula baffling pipe case, include: baffle pipe case and U-shaped intubate, the baffle pipe case is formed with a plurality of groups of baffling through holes group, and a set of baffling through holes group includes two baffling through-holes, two mouths of pipe of U-shaped intubate insert respectively in two baffling through-holes of a set of baffling through holes group, the U-shaped intubate passes through welded fastening with the baffling through-hole. The utility model uses the baffle box and the U-shaped insertion pipe which are made of the same material to be welded, so that the baffle box and the U-shaped insertion pipe are combined into a whole, and the problem that the joint of the U-shaped insertion pipe and the baffle box is easy to leak is solved; the brazing material is filled between the U-shaped insertion tube and the deflection through hole, the U-shaped insertion tube and the deflection tube box are placed into the vacuum furnace to be heated, the welding point of the brazing material is lower than that of the U-shaped insertion tube, the U-shaped insertion tube cannot be deformed by heating, and the problem that the U-shaped insertion tube is overheated to deform or even the tube wall is welded due to welding of the U-shaped insertion tube is solved.
Description
Technical Field
The utility model belongs to the technical field of chemical industry pharmaceutical equipment technique and specifically relates to a welding formula baffling pipe case.
Background
The U-shaped insertion pipe of the existing continuous flow reactor is fixed with the baffle box by adopting a knob connecting piece, and the connection mode easily causes leakage at the connection part of the U-shaped insertion pipe and the baffle box.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above-mentioned problem, provide a welded type baffle pipe case, solved the easy problem of leaking of junction of U-shaped intubate and baffle pipe case, solved the problem that the welding U-shaped intubate caused the overheated deformation of U-shaped intubate to weld the pipe wall even.
A welded baffle box, comprising: baffle pipe case and U-shaped intubate, the baffle pipe case is formed with a plurality of groups of baffling through holes group, and a set of baffling through holes group includes two baffling through-holes, two mouths of pipe of U-shaped intubate insert respectively in two baffling through-holes of a set of baffling through holes group, the U-shaped intubate passes through welded fastening with the baffling through-hole.
Preferably, the U-shaped cannula orifice is welded with the inner wall of the baffling through hole.
Preferably, brazing materials are filled between the outer side of the U-shaped insertion tube and the inner wall of the baffling through hole, and the U-shaped insertion tube is fixedly connected with the baffling through hole through brazing.
Preferably, the tube baffle box is detachably connected with a tube plate of the reactor, the tube plate and the U-shaped insertion tubes jointly form a plurality of separate baffle channels, and two tube openings of each U-shaped insertion tube are respectively communicated with one reaction tube.
Preferably, all the reaction tubes are sequentially communicated in series with a deflection channel consisting of the U-shaped insertion tube through an upper tube plate and a lower tube plate, and a reactant inlet and a reactant outlet are arranged on the deflection channel.
Preferably, the reaction tube is a spirally wound tube or a straight tube having a certain helix angle.
Preferably, the tube plate comprises a welded tube plate, the two ends of the shell of the reactor are respectively provided with the welded tube plate, the welded tube plate is fixed relative to the shell, and the reaction tube penetrates through the welded tube plate and is fixedly connected with the welded tube plate.
Preferably, the tube plate further comprises an expansion tube plate, the expansion tube plate is fixedly connected to the upper end and the lower end of the shell, and the reaction tube penetrates through the expansion tube plate and is fixedly connected with the expansion tube plate.
Preferably, the tube baffle box and the U-shaped insertion tube are made of the same material, and the U-shaped insertion tube is in transition or interference fit with the tube baffle box.
Preferably, the U-shaped insertion tube is in transition fit or clearance fit with the baffling through hole.
The utility model has the advantages of as follows: the tube baffle box and the U-shaped insertion tube which are made of the same material are welded, so that the tube baffle box and the U-shaped insertion tube are combined into a whole, and the problem that the joint of the U-shaped insertion tube and the tube baffle box is easy to leak is solved; the brazing material is filled between the U-shaped insertion tube and the deflection through hole, the U-shaped insertion tube and the deflection tube box are placed into the vacuum furnace to be heated, the welding point of the brazing material is lower than that of the U-shaped insertion tube, the U-shaped insertion tube cannot be deformed by heating, and the problem that the U-shaped insertion tube is overheated to deform or even the tube wall is welded due to welding of the U-shaped insertion tube is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawing in the following description is only an embodiment of the invention, and that for a person skilled in the art, other embodiments can be derived from the drawing provided without inventive effort.
FIG. 1: a schematic diagram of the reactor;
FIG. 2: the utility model discloses embodiment 1 partial enlarged structure sketch map of the baffling groove;
FIG. 3: the structure schematic diagram of the baffle box in embodiment 1 of the utility model;
FIG. 4: the utility model discloses a overlook schematic structure diagram of a welding tube plate;
FIG. 5: the sheet type sealing gasket of the utility model has a schematic overlooking structure;
FIG. 6: the schematic diagram of the sectional structure of the reaction tube of the utility model;
FIG. 7: the utility model discloses embodiment 2 local enlarged structure sketch map of the baffling groove;
FIG. 8: the structure schematic diagram of the baffle box in embodiment 2 of the utility model;
Detailed Description
The invention will be further described with reference to the following figures and examples:
reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to 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, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1 to 6, a welded baffle box of the present embodiment includes: baffle case 4 and U-shaped intubate 411, baffle case 4 is formed with a plurality of groups and rolls over the flow hole group, and a set of book flow hole group includes two baffling through-holes 410, two mouths of pipe of U-shaped intubate 411 insert respectively in two baffling through-holes 410 of a set of book flow hole group, U-shaped intubate 411 passes through welded fastening with baffling through-hole 410.
Preferably, the mouth of the U-shaped insertion tube 411 is welded with the inner wall of the baffling through hole 410.
Preferably, the tube baffle box 4 is detachably connected to the tube plate 3 of the reactor, the tube plate 3 and the U-shaped insertion tubes 411 together form a plurality of separate baffle channels, and two pipe openings of each U-shaped insertion tube 411 are respectively communicated with one reaction tube 20.
Preferably, all the reaction tubes 20 are connected in series with the baffle channel formed by the U-shaped insertion tube 411 through the upper and lower tube plates 3, and the baffle box 4 is provided with a reactant inlet 41 and a reactant outlet 42.
Preferably, the reaction tube 20 is a spirally wound tube or a straight tube having a certain helix angle.
Preferably, the tube plate 3 includes a welded tube plate 31, the welded tube plate 31 is respectively disposed at two ends of the shell 1 of the reactor, the welded tube plate 31 is fixed with respect to the shell 1, and the reaction tube 20 passes through the welded tube plate 31 and is fixedly connected with the welded tube plate 31.
Preferably, the tube plate 3 further includes an expansion tube plate 30, the expansion tube plate 30 is fixedly connected to the upper end and the lower end of the shell 1, and the reaction tube 20 passes through the expansion tube plate 30 and is fixedly connected to the expansion tube plate 30.
Preferably, the tube baffle 4 and the U-shaped insertion tube 411 are made of the same material, and the U-shaped insertion tube 411 is in transition or interference fit with the tube baffle 4.
Preferably, each reaction tube 20 is formed with an expansion portion 200 expanding radially outward, the reaction tube 20 is expanded with the expansion tube plate 30 by the expansion portion 200, and the end of the reaction tube 20 is welded with the welding tube plate 31 by the welding point 201.
Further, in order to ensure the connection tightness between the welded tube plate 31 and the baffle box 4, prevent the leakage of the medium in the baffle through hole 410, and simultaneously prevent the medium from entering and flowing out of the baffle through hole 410, a sheet type sealing gasket 6 is arranged between the baffle box 4 and the welded tube plate 31, and the sheet type sealing gasket 6 is provided with baffle holes 60 corresponding to the baffle through holes 410, so as to ensure the sealing of the reactant in the flowing process.
Preferably, 2 spiral lines 20a with opposite rotation directions and consistent rotation lifting angles are pressed along the outer wall of the reaction tube 20, so that the inner wall of the reaction tube 20 protrudes inwards to form two spiral protrusions corresponding to the spiral lines.
A reactor, comprising: the reactor comprises a shell 1, wherein a shell pass inlet 10 and a shell pass outlet 11 which are communicated with an inner cavity of the shell 1 are arranged on the shell 1, tube plates 3 are connected to the upper end and the lower end of the shell 1, reaction tubes 20 are arranged in the shell 1, and the upper end and the lower end of each reaction tube 20 penetrate through and are fixedly connected to the tube plates 3.
The welded tube plate 31 above and the welded tube plate 31 below the reactor are provided with the same number of tube holes 310, and the arrangement of the tube holes 310 is the same, that is, the welded tube plate 31 above and the welded tube plate 31 below use the same welded tube plate 31 and have the same top view. In a set of removably attached welded tube plates 31 and baffle boxes 4, the tube holes 310 correspond to the baffle through holes 410.
The working principle is as follows: the baffle box 4 and the U-shaped insertion pipe 411 which are made of the same materials are used, the baffle box 4 and the U-shaped insertion pipe 411 can be melted during welding, and compared with brazing, the connection between the baffle box 4 and the U-shaped insertion pipe 411 is firmer. Moreover, the tube baffle 4 and the U-shaped insertion tube 411 are melted, and the deformation of the U-shaped insertion tube 411 does not affect the tightness of the tube baffle 4 and the U-shaped insertion tube 411. The U-shaped insertion pipe 411 adopts interference fit, so that the reaction liquid can be prevented from leaking from the baffling through hole 410 when the welding seam 413 is damaged.
As shown in fig. 2 and 3, the reactant flows upward from the left reaction tube 20 into the baffling through hole 410, then enters the U-shaped insertion tube 411, is baffled by the U-shaped insertion tube 411, enters the right baffling through hole 410, and flows downward into the right reaction tube 20.
Example 2
As shown in fig. 1, 4 to 8, a welded baffle box of the present embodiment includes: baffle case 4 and U-shaped intubate 411, baffle case 4 is formed with a plurality of groups and rolls over the flow hole group, and a set of book flow hole group includes two baffling through-holes 410, two mouths of pipe of U-shaped intubate 411 insert respectively in two baffling through-holes 410 of a set of book flow hole group, U-shaped intubate 411 passes through welded fastening with baffling through-hole 410.
Preferably, a brazing material 412 is filled between the outer side of the U-shaped insertion tube 411 and the inner wall of the baffling through hole 410, and the U-shaped insertion tube 411 and the baffling through hole 410 are fixedly connected by the brazing material 412 through brazing.
Preferably, the tube baffle box 4 is detachably connected to the tube plate 3 of the reactor, the tube plate 3 and the U-shaped insertion tubes 411 together form a plurality of separate baffle channels, and two pipe openings of each U-shaped insertion tube 411 are respectively communicated with one reaction tube 20.
Preferably, all the reaction tubes 20 are connected in series with the baffle channel formed by the U-shaped insertion tube 411 through the upper and lower tube plates 3, and the baffle box 4 is provided with a reactant inlet 41 and a reactant outlet 42.
Preferably, the reaction tube 20 is a spirally wound tube or a straight tube having a certain helix angle.
Preferably, the tube plate 3 includes a welded tube plate 31, the welded tube plate 31 is respectively disposed at two ends of the shell 1 of the reactor, the welded tube plate 31 is fixed with respect to the shell 1, and the reaction tube 20 passes through the welded tube plate 31 and is fixedly connected with the welded tube plate 31.
Preferably, the tube plate 3 further includes an expansion tube plate 30, the expansion tube plate 30 is fixedly connected to the upper end and the lower end of the shell 1, and the reaction tube 20 passes through the expansion tube plate 30 and is fixedly connected to the expansion tube plate 30.
Preferably, the U-shaped cannula 411 is in transition or clearance fit with the baffling through-hole 410.
Preferably, each reaction tube 20 is formed with an expansion portion 200 expanding radially outward, the reaction tube 20 is expanded with the expansion tube plate 30 by the expansion portion 200, and the end of the reaction tube 20 is welded with the welding tube plate 31 by the welding point 201.
Further, in order to ensure the connection tightness between the welded tube plate 31 and the baffle box 4, prevent the leakage of the medium in the baffle through hole 410, and simultaneously prevent the medium from entering and flowing out of the baffle through hole 410, a sheet type sealing gasket 6 is arranged between the baffle box 4 and the welded tube plate 31, and the sheet type sealing gasket 6 is provided with baffle holes 60 corresponding to the baffle through holes 410, so as to ensure the sealing of the reactant in the flowing process.
Preferably, 2 spiral lines 20a with opposite rotation directions and consistent rotation lifting angles are pressed along the outer wall of the reaction tube 20, so that the inner wall of the reaction tube 20 protrudes inwards to form two spiral protrusions corresponding to the spiral lines.
A reactor, comprising: the reactor comprises a shell 1, wherein a shell pass inlet 10 and a shell pass outlet 11 which are communicated with an inner cavity of the shell 1 are arranged on the shell 1, tube plates 3 are connected to the upper end and the lower end of the shell 1, reaction tubes 20 are arranged in the shell 1, and the upper end and the lower end of each reaction tube 20 penetrate through and are fixedly connected to the tube plates 3.
The welded tube plate 31 above and the welded tube plate 31 below the reactor are provided with the same number of tube holes 310, and the arrangement of the tube holes 310 is the same, that is, the welded tube plate 31 above and the welded tube plate 31 below use the same welded tube plate 31 and have the same top view. In a set of removably attached welded tube plates 31 and baffle boxes 4, the tube holes 310 correspond to the baffle through holes 410.
The working principle is as follows: during welding, the U-shaped insertion tube 411 is inserted into the deflection through hole 410, a brazing material 412 (brazing paste) is filled in a gap between the U-shaped insertion tube 411 and the deflection through hole 410, and the deflection tube box 4 and the U-shaped insertion tube 411 are heated in a vacuum furnace. The brazing material 412 is heated to weld the U-shaped insertion tube 411 to the inner wall of the baffle through-hole 410. All the U-shaped inserting pipes 411 arranged on one baffle box 4 can be welded in a vacuum furnace at one time by using brazing, and each U-shaped inserting pipe 411 does not need to be welded independently, so that the process is simple and fast.
As shown in fig. 7 and 8, the reactant flows upward from the left reaction tube 20 into the baffling through hole 410, then enters the U-shaped insertion tube 411, is baffled by the U-shaped insertion tube 411, enters the right baffling through hole 410, and flows downward into the right reaction tube 20.
The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modification or variation based on the present invention is within the scope of the present invention.
Claims (10)
1. A welded baffle box, comprising: baffle case (4) and U-shaped intubate (411), baffle case (4) are formed with a plurality of groups of baffling through holes group, and a set of baffling through holes group includes two baffling through-holes (410), two mouths of pipe of U-shaped intubate (411) insert respectively in two baffling through-holes (410) of a set of baffling through holes group, U-shaped intubate (411) pass through welded fastening with baffling through-hole (410).
2. A welded baffle box according to claim 1, characterized in that: the mouth of the U-shaped cannula (411) is welded with the inner wall of the baffling through hole (410).
3. A welded baffle box according to claim 1, characterized in that: brazing materials (412) are filled between the outer side of the U-shaped insertion pipe (411) and the inner wall of the baffling through hole (410), and the U-shaped insertion pipe (411) is fixedly connected with the baffling through hole (410) through brazing materials (412).
4. A welded baffle box according to claim 2 or 3, characterized in that: the tube baffle box (4) is detachably connected with a tube plate (3) of the reactor, the tube plate (3) and the U-shaped insertion tubes (411) jointly form a plurality of separate baffle channels, and two tube openings of each U-shaped insertion tube (411) are respectively communicated with one reaction tube (20).
5. A welded baffle box according to claim 4, characterized in that: all the reaction tubes (20) are sequentially communicated in series through a baffling channel consisting of an upper tube plate (3), a lower tube plate (3) and a U-shaped insertion tube (411), and a reactant inlet (41) and a reactant outlet (42) are arranged on the baffling tube box (4).
6. A welded baffle box according to claim 4, characterized in that: the reaction tube (20) is a spirally wound tube or a straight tube with a certain helix angle.
7. A welded baffle box according to claim 4, characterized in that: the tube plate (3) comprises a welding tube plate (31), the two ends of the shell (1) of the reactor are respectively provided with the welding tube plate (31), the welding tube plate (31) is fixed relative to the shell (1), and the reaction tube (20) penetrates through the welding tube plate (31) and is fixedly connected with the welding tube plate (31).
8. A welded baffle box according to claim 7, characterized in that: the tube plate (3) further comprises an expansion tube plate (30), the expansion tube plate (30) is fixedly connected to the upper end and the lower end of the shell (1), and the reaction tube (20) penetrates through the expansion tube plate (30) and is fixedly connected with the expansion tube plate (30).
9. A welded baffle box according to claim 2, characterized in that: the tube baffle box (4) and the U-shaped insertion tube (411) are made of the same material, and the U-shaped insertion tube (411) is in transition or interference fit with the tube baffle box (4).
10. A welded baffle box according to claim 3, characterized in that: the U-shaped insertion pipe (411) is in transition or clearance fit with the baffling through hole (410).
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920742067 | 2019-05-22 | ||
| CN201920742085 | 2019-05-22 | ||
| CN2019207420670 | 2019-05-22 | ||
| CN2019207420859 | 2019-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212263265U true CN212263265U (en) | 2021-01-01 |
Family
ID=73886330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020722752.XU Active CN212263265U (en) | 2019-05-22 | 2020-05-06 | Welding type baffle box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212263265U (en) |
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2020
- 2020-05-06 CN CN202020722752.XU patent/CN212263265U/en active Active
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