CN213739318U - Material distribution device of adsorption tower and adsorption tower - Google Patents
Material distribution device of adsorption tower and adsorption tower Download PDFInfo
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- CN213739318U CN213739318U CN202022459586.1U CN202022459586U CN213739318U CN 213739318 U CN213739318 U CN 213739318U CN 202022459586 U CN202022459586 U CN 202022459586U CN 213739318 U CN213739318 U CN 213739318U
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Abstract
The utility model provides a material distributing device of an adsorption tower and the adsorption tower, which comprises a charging pipe and a material distributor; the charging pipe is arranged at the top of the tower body, the distributing device comprises at least two layers of distributing plates which are arranged at intervals up and down, and the height of the upper surface of each layer of distributing plate is reduced from the middle to the periphery; the material is fed above each layer of distributing plate through a feeding pipe, and after falling to the top of the distributing plate, the material is diffused outwards along the periphery of the distributing plate and falls down; at least two annular blanking areas are formed inside and outside the absorption area in the tower body along the radial direction of the tower body, and the blanking area corresponding to the upper material distribution plate is positioned at the periphery of the blanking area corresponding to the lower material distribution plate. The utility model discloses, send into through the filling tube and adsorb filler, under the action of gravity, pack and fall to the upper surface back of the cloth board that corresponds, from the centre of cloth board to diffusion all around and fall down, form inside and outside a plurality of continuous annular blanking districts in the tower body of cloth board below, improve the homogeneity of the high blanking radial distribution of same cross-section.
Description
Technical Field
The utility model belongs to the technical field of the desulfurization of coal gas dry method fixed bed adsorption tower, concretely relates to distributing device and adsorption tower of adsorption tower.
Background
The fixed bed adsorption tower has the advantages of simplicity and reliability, has wide industrial application cases, has a long general application period, and mostly adopts a simple and reliable top loading and natural blanking mode for loading. Because the quantity of the charging openings is limited, the filler on the section of the same height fluctuates in height, the flatness of the filler cannot be ensured, and manual raking is often needed. Particularly, in the case of a radial fixed bed adsorption tower, the packing layer in the annular interlayer is more difficult to level. The larger the tower diameter of the adsorption tower is, the heavier the manual intervention work is, the long time is consumed for feeding, and the working environment is severe.
SUMMERY OF THE UTILITY MODEL
In view of the above the not enough of prior art, the utility model aims to provide a distributing device of adsorption tower improves the homogeneity of adsorption tower cloth, reduces artificial intervention.
In order to achieve the above objects and other related objects, the technical solution of the present invention is as follows:
a material distribution device of an adsorption tower is used for distributing materials to an adsorption area in the adsorption tower and comprises a feeding pipe and a material distributor;
the feeding pipe is arranged at the top of the tower body, is positioned above the distributing device and is used for feeding materials to the distributing device;
the distributing device is arranged in a distributing area at the top of the tower body and comprises at least two layers of distributing plates which are arranged at intervals up and down, the upper surface of each layer of distributing plate is an outward-protruding material contact surface, and the height of the material contact surface is reduced from the middle to the periphery;
the material is fed above each layer of distributing plate through a feeding pipe, and after falling to the top of the distributing plate, the material is diffused outwards along the periphery of the distributing plate and falls down; at least two annular blanking areas are formed inside and outside the absorption area in the tower body along the radial direction of the tower body, and the blanking area corresponding to the upper material distribution plate is positioned at the periphery of the blanking area corresponding to the lower material distribution plate.
Optionally, a distribution space with a reduced height from the middle to the periphery is formed between two adjacent layers of distribution plates and between the uppermost layer of distribution plate and the inner wall of the top of the tower body, each distribution space corresponds to one blanking area, and the two adjacent layers of distribution plates limit the radial coverage of the blanking areas corresponding to the distribution spaces formed by the distribution plates.
Optionally, the upper surface of the distributing plate is one or a combination of more than two of a spherical surface, an arc surface and a conical surface.
Optionally, the outer diameter of each layer of the cloth plate decreases from the upper layer to the lower layer in sequence.
Optionally, the inclination angles or radians of the distributing plates in the layers are the same or different.
Optionally, the arc of the arc-shaped cross section of the vertical projection of the distributing plate is less than or equal to 180 °.
Optionally, each layer of the distribution plate is coaxially arranged up and down with the center line of the tower body as the center; the filling tube includes the at least two-layer sleeve pipe of inside and outside coaxial setting, and every layer of sheathed tube discharge gate downwardly extending to the cloth board top that corresponds.
Optionally, the feeding port of the sleeve is a tapered hopper structure with a large upper part and a small lower part.
Optionally, the lowest layer of distribution plate is installed on the tower body, and the distribution plates of other layers are installed on the sleeves corresponding to the distribution plates of the next layer, or are supported on the inner wall of the tower body through the brackets, or the distribution plates of the previous layer are supported on the distribution plates of the next layer through the brackets.
Optionally, the distributing plate is sleeved outside the sleeve and fixedly connected with the sleeve, and the upper end of the sleeve is connected with a lifting adjusting mechanism; or the sleeve pipe is fixed on the tower body, and the position between the distributing plate and the sleeve pipe can be vertically adjusted along the axis of the tower body.
Optionally, the height of the distribution plate relative to the tower body is fixed or adjustable, and the interval between adjacent distribution plates is relatively fixed or adjustable.
Optionally, the upper surface of the distributing plate is provided with a plurality of material guiding strips at intervals along the circumferential direction, and each material guiding strip is parallel to the bus direction of the distributing plate.
Optionally, the center of the top of the lowest layer of the distribution plate is sealed or perforated, the centers of the tops of the other layers of the distribution plate are perforated, the perforated hole of the upper layer is larger than the perforated hole of the lower layer, and the feeding pipe is gravity-dropped downwards through the perforated holes of the distribution plates of the layers.
Optionally, the feeding pipe is one, and the inner diameter of the feeding pipe is larger than the diameter of the opening of the uppermost distribution plate; or the feed pipe comprises a plurality of coaxial sleeves which are arranged inside and outside, and the aperture of each sleeve is larger than the diameter of the opening of the corresponding feeding cloth plate.
The utility model also provides an adsorption tower, including foretell distributing device, the adsorption tower is radial flow adsorption tower or axial flow adsorption tower.
As mentioned above, the utility model has the advantages that: the utility model discloses, send into through the filling tube and adsorb filler, under the action of gravity, pack and fall to the cloth plate's that corresponds upper surface after, from the centre of cloth plate to diffusion all around and fall down, form inside and outside a plurality of continuous annular blanking districts in the tower body of cloth plate below, improve the homogeneity of the high blanking radial distribution of same cross-section, it is more along the blanking district of radial formation, the cloth is more even.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of the upper portion of the tower of FIG. 1;
FIG. 3 is a schematic top view of the blanking area of FIG. 1;
FIG. 4 is a schematic top view of the distribution plate of FIG. 1 with a guide strip disposed thereon;
fig. 5 is a schematic view of another embodiment of the present invention (a conical distribution plate);
fig. 6 and 7 are schematic diagrams illustrating that the feeding pipe does not extend above the distributing plate and an opening is adopted for blanking in one embodiment of the present invention;
FIG. 8 is a schematic view of an embodiment of the present invention showing the application of a material distribution device to an axial flow adsorption column;
fig. 9 is a schematic bottom view of the distribution plate of fig. 8 supported in the tower by means of a support;
FIG. 10 is a schematic view of an embodiment of the present invention showing the application of a distribution device to an axial flow adsorption column;
FIG. 11 is a schematic view of the top and bottom of a radial flow adsorption column as gas inlet and outlet ports in an embodiment of the present invention;
fig. 12 and 13 are schematic structural views of an axial flow adsorption column in an embodiment of the present invention.
Part number description:
1-a tower body; 2, collecting gas; 3-material sealing ring pipe; 4-inner ring airflow channel; 5-a feeding pipe; 51-a first sleeve; 52-a second sleeve; 53-a third sleeve; 6-a distributor; 61-upper material distributing plate; 62-middle layer cloth plate; 63-lower layer distributing plate; 7-a material guiding strip; 8-opening the hole; 9-a scaffold; A. b, C-cloth space; a. b, c-blanking area.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Examples
As shown in fig. 1 to 4, the material distribution device of an adsorption tower in this example is used for distributing materials to an adsorption area in the adsorption tower, and includes a feeding pipe 5 and a material distributor 6, wherein the feeding pipe 5 is disposed at the top of the tower body 1, is located above the material distributor 6, and is used for feeding materials to the material distributor 6, and a feeding device for feeding the feeding pipe 5 of the tower body 1 is further disposed outside;
the distributing device 6 is arranged in a distributing area at the top of the tower body 1 and is used for distributing materials to the space of the tower body 1 below, so that the materials fall into the space below uniformly and dispersedly; the distributing device 6 comprises at least two layers of distributing plates which are arranged at intervals up and down, the upper surface of each layer of distributing plate is an outward convex material contact surface, the height of the material contact surface is reduced from the middle to the periphery, namely the vertical projection profile can be inclined or arc; the distributing plate is used for receiving the materials from the feeding pipe 5 and enabling the materials to diffuse and fall down along the distributing plate under the action of gravity.
Materials (filler or adsorbent) are fed above each layer of distributing plate through a feeding pipe 5, and after falling to the top of the middle of the distributing plate, the materials are diffused outwards along the periphery of the distributing plate and fall down; at least two annular blanking areas are formed in an adsorption area (namely, the lower part of the material distribution plate) in the tower body 1 along the radial direction (the inner and outer directions) of the tower body 1, the blanking areas corresponding to the upper material distribution plate 61 are positioned at the periphery of the blanking areas corresponding to the lower material distribution plate 62, and each blanking area can basically cover the cross section area of the tower body 1, so that blanking is uniform.
The adsorption filler is fed through the feeding pipe 5, under the action of gravity, the filler falls on the upper surface of the corresponding distribution plate, diffuses from the middle of the distribution plate to the periphery and falls in a parabola shape, a plurality of continuous annular blanking areas are formed inside and outside in the tower body 1 below the distribution plate, the uniformity of blanking radial distribution with the same cross section height is improved, and more blanking areas are formed along the radial direction, so that the distribution is more uniform.
Wherein, form a cloth space by middle to height reduction all around between the adjacent two-layer cloth plate, also form a cloth space (the cloth passageway of the ejection of compact all around of middle feeding) by middle to height reduction all around between the cloth plate of the superiors and the tower body 1 top inner wall every the cloth space corresponds an annular blanking district, and adjacent two-layer cloth plate inject its radial coverage who constitutes the blanking district that the cloth space corresponds, and the inner circle size that corresponds annular blanking district has been injectd to the cloth plate of next layer promptly, and the outer lane size that corresponds annular blanking district has been injectd to the cloth plate of last layer. Namely, the upper layer of the distributing plate plays a role in distributing and distributing materials and also plays a role in limiting the coverage range of the blanking area corresponding to the lower distributing space, and the coverage range of the blanking area can be adjusted by changing the inclination angle of the distributing plate, or the interval between the upper layer of the distributing plate and the lower layer of the distributing plate, or the radial size of the distributing plate; namely the blanking coverage is related to the width of the outlet of the cloth space.
Of course, due to the fluidity or inertia of the materials, the materials adjacent to the inner annular blanking area and the outer annular blanking area may flow mutually, and part of the materials are crossed, so that the radial uniformity of the cloth is more facilitated.
In one embodiment, the upper surface of the distribution plate is spherical or cambered or conical. As shown in fig. 1 and 2, the distributing plate is a spherical structure gradually decreasing from the middle top to the periphery; as shown in fig. 5, the upper surface of the distribution plate is a tapered structure gradually decreasing from the middle top to the periphery. One section of the arc surface can be an arc surface, and the other section of the arc surface is a conical surface; or the upper layer is a spherical surface, and the lower layer is a conical surface.
In one embodiment, the layers of cloth plates are coaxially arranged up and down with the axis of the tower body 1 as the center; the tower body 1 is generally of a cylindrical structure, and the distribution plate is also of a circular structure; each layer the external diameter size of cloth plate reduces from the upper strata to lower floor in proper order, and the external diameter size of upper strata cloth plate is greater than the external diameter size of next floor cloth plate promptly to form inside and outside continuous blanking district.
In one embodiment, the inclination angle or radian of each layer of the cloth plate is the same; or the inclination angles or radians of the distributing plates at all layers are different and can be set as required.
When the distributing plate is of a spherical structure, the radian of the arc-shaped section of the vertical projection of the distributing plate is less than or equal to 180 degrees, namely the section profile is less than or equal to a semicircle.
In one embodiment, the feeding pipe 5 comprises at least two layers of sleeves coaxially arranged inside and outside, and a discharge hole of each layer of sleeve extends downwards to the position above the corresponding distributing plate; as shown in fig. 1 and 2, in this example, there are 3 upper and lower material distribution plates and three corresponding sleeves, and in other embodiments, more material distribution plates and sleeves may be provided to form a denser material distribution area for improving uniformity.
As shown in fig. 2 and 3, the feeding pipe 5 includes a first sleeve 51, a second sleeve 52 and a third sleeve 53 which are coaxially arranged from outside to inside, and the distributing device 6 includes an upper distributing plate 61, a middle distributing plate 62 and a lower distributing plate 63 which are sequentially arranged from top to bottom, so as to form three mutually independent distributing spaces, namely a distributing space a, a distributing space B and a distributing space C; an absorption area below the distributing device 6 forms an inner blanking area and an outer blanking area, namely a blanking area a, a blanking area b and a blanking area c; wherein, a discharge port at the lower end of the first sleeve 51 extends into the upper part of the material distribution space A and is sealed with the tower body 1; the lower end discharge port of the second sleeve 52 extends into the upper part of the material distribution space B, and the lower end discharge port of the third sleeve 53 extends into the upper part of the material distribution space C.
Taking a radial flow adsorption tower as an example, the uppermost upper distribution plate 61 is installed on the inner wall of the tower body 1, in this example, the lower distribution plate 63 is connected to the upper end of the material sealing ring pipe 3 of the tower body 1, the upper end of the inner ring airflow channel 4 of the adsorption tower is connected to the lower end of the material sealing ring pipe 3, so that no airflow passes through the radial adsorbent region (adsorption layer) within the height of the material sealing ring pipe 3, the distribution plates of other layers are installed on the sleeves corresponding to the lower distribution plate, i.e., the middle distribution plate 62 is installed on the third sleeve 53, and the upper distribution plate 61 is installed on the second sleeve 52, as shown in fig. 1 and fig. 2.
As shown in fig. 7 and 8, in one embodiment, the layers of cloth plates may also be supported on the inner wall of the tower 1 by means of brackets 9 (not shown in the figures); in another embodiment, the upper layer of cloth plate is supported on the lower layer of cloth plate by a bracket 9, for example, the middle layer of cloth plate 62 is supported on the lower layer of cloth plate 63 by a bracket, and the upper layer of cloth plate 61 is supported on the middle layer of cloth plate 62 by another bracket 9; the various installation modes can be used independently or used in a crossed mode, wherein the bracket and the like can adopt section steel, reinforcing steel bars and the like, and shielding of materials is reduced or avoided. Wherein the support can correspond to the position of the material guiding strip 7, thus further reducing the shielding. Fig. 9 is a schematic bottom view of the lowest layer of distribution plates supported by brackets 9 on the inner wall of the tower, and the distribution plates of other layers may be supported by other brackets on the inner wall of the tower or on the next layer.
In order to facilitate material feeding, a feeding port at the upper end of the feeding pipe 5 (sleeve) is of a conical hopper structure with a large upper part and a small lower part.
In one embodiment, the height of the distribution plate relative to the tower 1 is relatively fixed, and the spacing between adjacent distribution plates is relatively fixed and non-adjustable.
In one embodiment, in order to facilitate adjustment of the coverage of the blanking area, the height of the distribution plate relative to the tower 1 is adjustable, and the spacing between adjacent distribution plates is adjustable. Taking fig. 1 and 5 as an example, there are two implementation manners: the cloth plate is sleeved outside the sleeve and fixedly connected with the sleeve, the upper end of the sleeve is connected with a lifting adjusting mechanism which can be a hydraulic cylinder, a motor-driven lifting structure and the like and is connected with the sleeve, so that the sleeve and the corresponding cloth plate are driven to lift;
or the sleeve is fixed on the tower body 1, the position between the distributing plate and the sleeve can be vertically adjusted, for example, the distributing plate is sleeved outside the sleeve and is in threaded connection with the sleeve, so that the vertical adjustment can be realized; or a plurality of mounting positions are axially arranged on the sleeve, and the distributing plate is detachably mounted on one of the mounting positions through a hoop or a bolt and the like.
In one embodiment, in order to ensure uniform blanking and avoid the formation of channeling of the loaded adsorbent on the upper surface of the distribution plate, a plurality of material guiding strips 7 are circumferentially arranged on the upper surface of the distribution plate at intervals, each material guiding strip 7 is parallel to the bus direction of the distribution plate, that is, the length direction of the material guiding strip 7 is along the bus direction, the projection of the material guiding strips 7 is along the radial direction to improve the circumferential uniformity, and the material guiding strips 7 of two adjacent layers or each layer are circumferentially staggered, as shown in fig. 4.
As shown in fig. 6 and 7, in one embodiment, when applied to a radial flow adsorption tower, the top center of the lowest layer of distribution plate is sealed, the top center of the other layers of distribution plates is provided with a hole 8, and the hole 8 of the upper layer of distribution plate is larger than the hole 8 of the lower layer of distribution plate, so that the lower layer of distribution plate can receive materials through the hole 8 of the upper layer, and the feeding pipe 5 naturally drops downwards through the holes 8 of the distribution plates of each layer by gravity.
As shown in fig. 7, in this embodiment, the feeding pipe 5 is a single pipe, the inner diameter of the feeding pipe is larger than the diameter of the opening 8 of the uppermost distribution plate 61, and after being fed by the feeding pipe 5, the material falls to the periphery of the opening 8 of each layer of distribution plate and falls along the distribution plate; or the feeding pipe 5 comprises a plurality of coaxial sleeves arranged inside and outside, the aperture of each sleeve is larger than the diameter of the corresponding feeding cloth plate opening 8, and as shown in fig. 6, the sleeves are blanked to the periphery of the corresponding cloth plate opening 8.
When the distribution device structure is applied to an axial flow adsorption tower, the distribution device structure in any of the above embodiments may be adopted, except that the top of the distribution plate at the lowest layer is provided with the hole 8 so as to distribute materials to the middle position, and more distribution plates for distributing materials to the middle position of the tower body 1 may be arranged, so that more blanking areas are formed at the center of the tower body 1 to cover all the areas, as shown in fig. 8, 10, 12 and 13.
The utility model also provides an adsorption tower, including foretell distributing device, the adsorption tower is radial flow adsorption tower or axial flow adsorption tower. The radial flow adsorption tower is an air flow radial inlet and outlet adsorbent layer, namely when the air flow passes through the adsorbent layer, the main flow direction of the air flow is vertical to the axial direction of the tower body; the axial flow adsorption tower is characterized in that the air flow axially enters and exits the adsorbent layer, and the axial flow adsorption tower does not interfere with an inlet and an outlet when the distribution device is arranged. FIGS. 1, 5 and 11 are schematic views of a radial flow adsorption column, with the gas inlet and outlet being reversed in FIG. 11; FIGS. 8 and 10 are schematic views applied to an axial flow adsorption column, and FIGS. 12 and 13 are schematic views of an axial flow adsorption column; the adsorption tower is generally charged from the top of the tower body, the middle part of the tower body is an adsorption area (also called as an adsorption section and an adsorption layer), and the bottom of the tower body is a blanking area for discharging waste materials; the material distributing device in this example feeds materials to the adsorption zone, so that the adsorbent is uniformly distributed in the adsorption zone.
In the above embodiment, when the feeding tube 5 is a plurality of sleeves coaxially arranged, all the sleeves may be selected to be fed together, or only one sleeve or two sleeves may be selected to be fed. In general, the adsorbent can be added together through all the sleeves at the initial charging stage, and falls onto the surfaces of the upper layer material distribution plate 61, the middle layer material distribution plate 62 and the lower layer material distribution plate 63, and after being naturally dispersed, the adsorbent uniformly falls into the blanking areas a, b and c of the lower adsorption bed layer in a partitioning manner, and is gradually filled from bottom to top. In the process, the material level heights of the blanking areas a, b and c may be different along the circumferential direction of the tower body 1. At this time, only the sleeve corresponding to the blanking area with low material level is selected to feed until the deviation disappears. After the feeding is finished, the feeding pipe 5 is closed. After necessary safety measures such as purging and replacement are completed, the coal gas radially enters the adsorption bed layer through the inner ring airflow channel 4 of the radial flow adsorption tower, and after harmful substances such as chlorine and sulfur are removed, the coal gas enters the gas collection chamber 2 and flows out from the coal gas outlet, and purification is completed.
Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (15)
1. The utility model provides a distributing device of adsorption tower for to the adsorption zone cloth in the adsorption tower which characterized in that: comprises a charging pipe and a distributor;
the feeding pipe is arranged at the top of the tower body, is positioned above the distributing device and is used for feeding materials to the distributing device;
the distributing device is arranged in a distributing area at the top of the tower body and comprises at least two layers of distributing plates which are arranged at intervals up and down, the upper surface of each layer of distributing plate is an outward-protruding material contact surface, and the height of the material contact surface is reduced from the middle to the periphery;
the material is fed above each layer of distributing plate through a feeding pipe, and after falling to the top of the distributing plate, the material is diffused outwards along the periphery of the distributing plate and falls down; at least two annular blanking areas are formed inside and outside the absorption area in the tower body along the radial direction of the tower body, and the blanking area corresponding to the upper material distribution plate is positioned at the periphery of the blanking area corresponding to the lower material distribution plate.
2. The material distribution device of an adsorption tower according to claim 1, wherein: between two adjacent layers of cloth plates, form a cloth space by middle to highly reducing all around between the cloth plate of the superiors and the tower body top inner wall respectively, every the cloth space corresponds a blanking district, and adjacent two-layer cloth plate inject the radial coverage of the blanking district that its cloth space that constitutes corresponds.
3. The material distribution device of an adsorption tower according to claim 1, wherein: the upper surface of the distributing plate is one or the combination of more than two of a spherical surface, a cambered surface and a conical surface.
4. The material distribution device of an adsorption tower according to claim 1, wherein: each layer the external diameter of cloth plate reduces from the upper strata to lower floor in proper order.
5. The material distribution device of an adsorption tower according to claim 3, wherein: the inclination angles or radians of the cloth plates of all layers are the same or different.
6. The material distribution device of an adsorption tower according to claim 3, wherein: the radian of an arched section of the vertical projection of the distributing plate is less than or equal to 180 degrees.
7. The material distribution device of an adsorption tower according to claim 1, wherein: each layer of the material distribution plate is coaxially arranged up and down by taking the axis of the tower body as the center; the filling tube includes the at least two-layer sleeve pipe of inside and outside coaxial setting, and every layer of sheathed tube discharge gate downwardly extending to corresponding cloth board top.
8. The material distribution device of an adsorption tower according to claim 7, wherein: the material inlet of the sleeve is of a conical hopper structure with a large upper part and a small lower part.
9. The material distribution device of an adsorption tower according to claim 7, wherein: the cloth plate of lower floor installs on the tower body, and the cloth plate of other layers is installed on the sleeve pipe that lower floor's cloth plate corresponds, or supports on the tower body inner wall through the support, or the cloth plate of upper strata supports on lower floor's cloth plate through the support.
10. The material distribution device of an adsorption tower according to claim 8, wherein: the cloth plate is sleeved outside the sleeve and fixedly connected with the sleeve, and the upper end of the sleeve is connected with a lifting adjusting mechanism; or the sleeve pipe is fixed on the tower body, and the position between the distributing plate and the sleeve pipe can be vertically adjusted along the axis of the tower body.
11. The material distribution device of an adsorption tower according to claim 1, wherein: the height of the distributing plates relative to the tower body is fixed or adjustable, and the interval between the adjacent distributing plates is relatively fixed or adjustable.
12. The material distribution device of an adsorption tower according to claim 1, wherein: the upper surface of cloth plate is provided with many guide strips along circumference interval, every guide strip is parallel with the generating line direction of cloth plate.
13. The material distribution device of an adsorption tower according to claim 1, wherein: the center of the top of the lowest layer of the cloth plate is sealed or provided with a hole, the centers of the tops of the other layers of the cloth plate are provided with holes, the hole of the upper layer is larger than the hole of the lower layer, and the feeding pipe is fed downwards through the holes of the cloth plates of all layers by gravity.
14. The material distribution device of an adsorption tower according to claim 13, wherein: the inner diameter of the feeding pipe is larger than the diameter of the opening of the uppermost layer of the distribution plate; or the feed pipe comprises a plurality of coaxial sleeves which are arranged inside and outside, and the aperture of each sleeve is larger than the diameter of the opening of the corresponding feeding cloth plate.
15. An adsorption tower characterized in that: a material distribution apparatus comprising the adsorption tower according to any one of claims 1 to 14, which is a radial flow adsorption tower or an axial flow adsorption tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202022459586.1U CN213739318U (en) | 2020-10-29 | 2020-10-29 | Material distribution device of adsorption tower and adsorption tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022459586.1U CN213739318U (en) | 2020-10-29 | 2020-10-29 | Material distribution device of adsorption tower and adsorption tower |
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| CN213739318U true CN213739318U (en) | 2021-07-20 |
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| CN202022459586.1U Active CN213739318U (en) | 2020-10-29 | 2020-10-29 | Material distribution device of adsorption tower and adsorption tower |
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