CN212263274U - Regular packing and regular packing absorption equipment, defroster, low temperature catalyst denitration device - Google Patents
Regular packing and regular packing absorption equipment, defroster, low temperature catalyst denitration device Download PDFInfo
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- CN212263274U CN212263274U CN202020294886.6U CN202020294886U CN212263274U CN 212263274 U CN212263274 U CN 212263274U CN 202020294886 U CN202020294886 U CN 202020294886U CN 212263274 U CN212263274 U CN 212263274U
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Abstract
The utility model belongs to the regular packing field especially discloses a regular packing and regular packing absorption equipment, defroster, low temperature catalyst denitration device, solves the regular packing of current rigidity and is unfavorable for transportation and installation and the higher problem of cost, the utility model discloses a main part of regular packing is soft, the goods yardstick is bigger, and is convenient for transport, installation and maintenance change, adopts the utility model discloses regular packing's absorption equipment, defroster and denitration device's manufacturing running cost is low, and later maintenance is convenient.
Description
Technical Field
The utility model belongs to regular packing field especially relates to a regular packing and regular packing absorption equipment, defroster, low temperature catalyst denitration device.
Background
The regular packing is the packing which is arranged according to a uniform geometric figure and is regularly stacked in the tower. The advantages of large specific surface area, small pressure drop, uniform fluid distribution, high mass and heat transfer efficiency and the like are achieved, so that the method is widely applied. The first developed was metal structured packing, and the later developed successively were plastic structured packing, ceramic structured packing and carbon fiber structured packing.
However, the conventional structured packing has a rigid geometric shape in appearance, and is not favorable for transportation and installation due to large shape and size, or is unfavorable for reducing the manufacturing and operating costs of physical and chemical reaction equipment due to small size, so that the application of the structured packing is limited to a certain extent.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the current rigid regular packing is unfavorable for transportation and installation and cost are higher, the utility model provides a regular packing and regular packing absorption equipment, defroster, low temperature catalyst denitration device. The utility model discloses a main part of regular packing is soft, the goods yardstick is bigger, and is convenient for transport, installation and maintenance change. Adopt the utility model discloses regular absorption equipment, defroster and denitration device of packing's manufacturing running cost is low, and later maintenance is convenient.
In order to solve the technical problem, the utility model discloses a technical scheme be: a regular packing is a connector group formed by orderly and transversely splicing a plurality of connectors, wherein any connector is composed of an upper terminal, a flexible strip and a lower terminal which are respectively in a certain structural shape and are sequentially connected; the flexible strips are spiral in appearance and have the same rotating direction, helix angle and geometric shape; one side of each of the upper terminal and the lower terminal is provided with an interface fixedly connected with the flexible strip, and the other side of each of the upper terminal and the lower terminal is provided with a hanging point for positioning the group;
the outer contour lines of any two cross sections in the connector group are superposed up and down, and the overall appearance is columnar; in at least two cross sections between the upper terminal and the lower terminal, the flexible strips in the flexible strips are longitudinally twisted by a certain angle, the edges of the flexible strips in the two cross section patterns are adjacent to each other, the appearance is in a regular polygon grid shape, and in other cross section patterns, the edges of the flexible strips are separated from each other to form gaps.
Furthermore, the appearance is a spiral flexible strip, two sides of the spiral flexible strip are centrosymmetric curves when the spiral flexible strip is unfolded, the edges of the flexible strip are adjacent to each other in at least two cross sections between the upper terminal and the lower terminal, the figures of the cross sections are in a regular triangular grid shape, the flexible strip between the two cross sections is longitudinally self-twisted by Nx 180 degrees, and the value of N is a natural number.
Furthermore, the two sides of the flexible strip which is in a spiral shape when the flexible strip is unfolded are parallel straight lines, the edges of the flexible strip are adjacent to each other in at least two sections between the upper terminal and the lower terminal, the figure of the section is in a regular quadrilateral grid shape, the flexible strip between the two sections is longitudinally twisted by Nx 90 degrees, and the value of N is a natural number.
Further, the flexible strip is made of one or more fiber threads by weaving.
Furthermore, the flexible strip is made of one or a mixture of a plurality of materials by extrusion or drawing into a film-shaped material, and then by cutting, bonding or heat sealing and other processes.
Further, the surface of the flexible strip is subjected to film coating modification treatment.
Further, the unfolded width of the flexible strip is not more than one eighth of the equivalent diameter of the connecting body group and not less than 10mm, and the unfolded length is not more than 8 meters.
Furthermore, the upper terminal and the lower terminal are formed by transversely splicing and cutting the outer contour of a plurality of molded unit bodies with certain dimensions, the transverse splicing of the unit bodies can be formed by relatively fixing the unit bodies through welding, bonding or splicing, and the like, and the unit bodies are integrally molded by metal materials or injection molded by engineering plastic materials.
The utility model discloses other technical scheme of protection will the utility model discloses an in the corresponding physics and chemistry reaction equipment was used to regular packing, specifically included but not limited to following several kinds with physics and chemistry reaction equipment: regular packing absorption equipment, regular packing demister, regular packing low-temperature catalyst denitration equipment and the like.
Compared with the prior art, the utility model following beneficial effect has: the main body of the regular packing of the utility model adopts flexible packing and has the characteristic of soft braided fabric, therefore, before the regular packing is installed and used, the main body part can be wound, folded and the like so as to reduce the volume of goods and increase the bulk density (which can reach more than 600kg/m 3) during packing and transportation; and also because of the flexible nature of the body portion, can continue to traverse curved or narrow passages during transport thereof.
Additionally, the utility model discloses a regular packing's same specific volume weight is very low for adopt this regular packing's physics and chemistry reaction equipment's construction cost and operation cost can obviously reduce.
Drawings
Fig. 1 is the structure schematic diagram of the flexible structured packing of the present invention.
Fig. 2 is a cross-sectional view of the beginning end of the flexible strip filler body in fig. 1.
Fig. 3 is a self-rotated 45 ° cross-section of the flexible strip filler body of fig. 1.
Fig. 4 is a cross-section of the flexible strip filler of fig. 1 self-rotated by 90 °.
FIG. 5 is a schematic diagram of the structural arrangement of a flexible structured packing absorption (adsorption) column.
FIG. 6 is a schematic view of a flexible structured packing demister configuration.
In the figure, 1 is an upper terminal, 2 is a lower terminal, 3 is a flexible strip, 4 is a shell, 5 is a liquid distribution device, 6 is a suspension member, 7 is structured packing, 8 is a tension member, 9 is an exhaust port, 10 is a liquid discharge port, and 11 is an air inlet.
Detailed Description
As shown in the figure, the structured packing comprises a connector group formed by a plurality of orderly and transversely spliced and fixed connectors, wherein a single connector is formed by sequentially connecting an upper terminal 1, a lower terminal 2 and a plurality of flexible strips 3, the flexible strips 3 are spiral in appearance, and the flexible strips 3 in the connector group have the same rotation direction, spiral angle and interface shape.
The outer contour lines of any two cross sections in the connecting body group are overlapped up and down, in at least two cross sections between the upper terminal 2 and the lower terminal 2 in the connecting body group, the flexible strips 3 between the two cross sections are longitudinally twisted by a certain angle, the edges of the inner flexible strips 3 are adjacent to each other, the cross sections are in the shape of a regular polygonal grid, and in other cross section patterns in the two cross sections, the edges of the flexible strips 3 are separated from each other and form gaps.
The general features of the structured packing 7 of the present invention are described above, and two common structures of the structured packing 7 of the present invention are described below.
The structure of the first structured packing 7 is: the appearance is the heliciform flexible stripe 3, its both sides when expanding are centrosymmetric curves, in at least two cross sections between upper and lower terminal 2, the edge of flexible stripe 3 is adjacent to each other in it, and the figure of cross section is regular trilateral grid form, and flexible stripe 3 between two cross sections has all vertically twisted Nx 180 from the torsion, and the value of N is the natural number.
As shown in FIGS. 1-4, the structure of the second structured packing 7 is: the flexible strips 3 are spiral in appearance, two sides of the flexible strips 3 are parallel straight lines when the flexible strips are unfolded, the edges of the flexible strips 3 are adjacent to each other in at least two sections between the upper terminal 2 and the lower terminal 2, the figures of the sections are in a regular quadrilateral grid shape, the flexible strips 3 between the two sections are longitudinally twisted by Nx 90 degrees, and the value of N is a natural number.
The width of the flexible strip 3 adopted by the regular packing 7 is not more than one eighth of the equivalent diameter of the connecting body group and not less than 10mm, and the length of the flexible strip 3 is not more than 8m, so that the regular packing 7 can be ensured to have enough contact area with gas and liquid to be treated.
The flexible strip 3 can be made of a woven fibre thread of one or several materials. The material may be metal, plant, chemical fiber, or silicate. Or made by one or a plurality of mixed materials through extrusion or drawing into a film material shape and then through cutting, bonding or heat sealing and other processes.
In order to enhance the service life and electrochemical characteristics of the flexible strip 3, the surface of the flexible strip 3 may be subjected to a coating modification treatment.
The upper terminal 1 and the lower terminal 2 have a structure connected to the flexible strip 3 on one side and a member having a tensile force on the other side. The upper terminal 1 and the lower terminal 2 are formed by transversely splicing and cutting a plurality of unit bodies with certain dimensions to form an outer contour, the transverse splicing of the unit bodies can be formed by relatively fixing the unit bodies through welding, bonding or splicing, and the like, and the unit bodies are integrally molded by metal materials or injection molded by engineering plastic materials.
Will the utility model discloses a regular packing is applied to the occasion of multiple gas-liquid physical and chemical reaction and then can constitute regular packing absorbing device, include but not be limited to following equipment: a structured packing demister, a structured packing low-temperature catalyst denitration device and the like.
As shown in FIG. 5, the structure of the regular packing absorption device of the present invention is: the liquid distribution device comprises a shell, a liquid distribution device 5, a suspension member 6, a structured packing 7 and a tensioning member 8 are sequentially arranged in the shell from top to bottom, the top of the shell is provided with an exhaust port 9, the bottom end of the shell is provided with a liquid discharge port 10, the lower side of the shell is provided with an air inlet 11, the structured packing 7 is arranged between the suspension member 6 and the tensioning member 8, and the structure of the structured packing 7 adopts the structure described above.
As shown in FIG. 6, the structure of the structured packing demister of the utility model is: the liquid distribution device comprises a shell, a liquid distribution device 5, a suspension member 6, a structured packing 7 and a tensioning member 8 are sequentially arranged in the shell from top to bottom, an exhaust port 9 is formed in the top of the shell, an air inlet 11 is formed in the lower side of the shell, the structured packing 7 is arranged between the suspension member 6 and the tensioning member 8, and the structured packing 7 adopts the structure described above.
The utility model discloses a regular 7 of packing adopt flexible main part, when packing, transportation, can effectively reduce the goods volume, bulk density when increasing the packing transportation, and flexible material's is very low with specific volume weight moreover for adopt this regular 7 of packing's physics and chemistry response equipment's construction cost and operation cost can obviously reduce.
Use the utility model discloses a table body is than for the second regular packing of 50m2/m3, material for PPS establishment as the example, specifically explains the utility model discloses a positive effect of physics and chemistry response equipment.
The second type of structured packing with a surface-to-volume ratio of 50m2/m3 has the following physico-chemical parameters:
product specification h = 8000 ﹡ B =400 × 400 mm/piece, product nominal area M = 64M 2/piece
Mounting volume Ra = 1.28/m 3/piece; strip width b =40 mm
Strip thickness d = 0.25mm strip density g = 0.25 kg/m 2
The mass ratio Rg = 4.5kg/m3 of the product with bulk density Rd = 350kg/m3
Product installation mass G = 7.2 kg/piece
Transport volume Ry = 0.025 m 3/piece volume ratio 77.78m2/m3
Effective cross-section ratio = 92.5% terminal effective cross-section ratio 60%
Through comparing with the above-mentioned like product parameter, the utility model discloses a regular packing 7 has following characteristics:
1. when the ratio of the surface to the body is the same, the static mass of the packed bed is the minimum;
2. the tower resistance is smaller when the gas velocity is the same as the superficial gas velocity and the superficial gas velocity;
3. the effective section ratio is maximum (the tower diameter is minimum) at the same time; the tower diameter is smaller than that of the empty tower;
4. the liquid-holding capacity at the same ratio is far higher than that of other similar fillers
5. The production cost, the transportation and safety cost and the operation cost are greatly reduced;
6. the performance expansion range of the packed bed is wider.
Although the embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (11)
1. A structured packing is characterized by comprising a connector group formed by orderly and transversely splicing a plurality of connectors, wherein any connector is composed of an upper terminal, a flexible strip and a lower terminal which are respectively in a certain structural shape and are sequentially connected; the flexible strips are spiral in appearance and have the same rotating direction, helix angle and geometric shape; one side of each of the upper terminal and the lower terminal is provided with an interface fixedly connected with the flexible strip, and the other side of each of the upper terminal and the lower terminal is provided with a hanging point for positioning the group;
the outer contour lines of any two cross sections in the connector group are superposed up and down, and the overall appearance is columnar; in at least two cross sections between the upper terminal and the lower terminal, the flexible strips in the flexible strips are longitudinally twisted by a certain angle, the edges of the flexible strips in the two cross section patterns are adjacent to each other, the appearance is in a regular polygon grid shape, and in other cross section patterns, the edges of the flexible strips are separated from each other to form gaps.
2. The structured packing of claim 1, wherein: the two sides of the flexible strip which is spirally shaped in appearance are centrosymmetric curves when the flexible strip is unfolded; in at least two cross sections between the upper terminal and the lower terminal, the edges of the flexible strips in the cross sections are adjacent to each other, the cross section patterns are in a regular triangular grid shape, the flexible strips between the two cross sections are longitudinally self-twisted by Nx 180 degrees, and the value of N is a natural number.
3. The structured packing of claim 1, wherein: the appearance is a spiral flexible strip, two sides of the flexible strip are parallel straight lines when the flexible strip is unfolded, the edges of the flexible strip are adjacent to each other in at least two sections between the upper terminal and the lower terminal, the section figures are in a regular quadrilateral grid shape, the flexible strip between the two sections is longitudinally twisted by Nx 90 degrees, and the value of N is a natural number.
4. The structured packing of claim 1, wherein: the flexible strip with certain structural shape is made of one or more fiber threads through weaving.
5. The structured packing of claim 1, wherein: the flexible strip with a certain structural shape is prepared by one or a mixture of a plurality of materials, forming a film-shaped material by extrusion or drawing, and then cutting, bonding or heat sealing and other processes.
6. The structured packing of claim 1, wherein: the surface of the flexible strip with certain structural shape is processed by film coating.
7. The structured packing of claim 1, wherein: the unfolding width of the flexible strip with a certain structural shape is not more than one eighth of the equivalent diameter of the connecting body group and not less than 10mm, and the length of the strip is not more than 8 m.
8. The structured packing of claim 1, wherein: the upper terminal and the lower terminal with certain structural shapes are combined bodies formed by transversely splicing a plurality of modeled unit bodies or cutting a plurality of modeled unit bodies through outer contours; the transverse splicing among the modeling unit bodies can be fixedly formed by welding, bonding or splicing and the like; the molding unit body can be integrally molded by metal materials or injection molded by engineering plastic materials.
9. A structured packing absorption apparatus, comprising: comprises a shell, and a liquid distribution device, a suspension member, a structured packing and a tensioning member which are sequentially arranged in the shell from top to bottom; the top of the shell is provided with an air outlet, the bottom end of the shell is provided with a liquid outlet, the lower side of the shell is provided with an air inlet, the structured packing is arranged between the suspension member and the tensioning member, and the structure of the structured packing adopts the structure of any one of claims 1 to 8.
10. A structured packing demister, comprising: made using the structured packing of any of claims 1-8.
11. The utility model provides a regular packing low temperature catalyst denitration device which characterized in that: made using the structured packing of any of claims 1-8.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020294886.6U CN212263274U (en) | 2020-03-11 | 2020-03-11 | Regular packing and regular packing absorption equipment, defroster, low temperature catalyst denitration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020294886.6U CN212263274U (en) | 2020-03-11 | 2020-03-11 | Regular packing and regular packing absorption equipment, defroster, low temperature catalyst denitration device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111151215A (en) * | 2020-03-11 | 2020-05-15 | 陈以原 | Regular packing and physical and chemical reaction equipment adopting same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111151215A (en) * | 2020-03-11 | 2020-05-15 | 陈以原 | Regular packing and physical and chemical reaction equipment adopting same |
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