CN212924918U - Anti-blocking gas-liquid distributor - Google Patents
Anti-blocking gas-liquid distributor Download PDFInfo
- Publication number
- CN212924918U CN212924918U CN202021426915.6U CN202021426915U CN212924918U CN 212924918 U CN212924918 U CN 212924918U CN 202021426915 U CN202021426915 U CN 202021426915U CN 212924918 U CN212924918 U CN 212924918U
- Authority
- CN
- China
- Prior art keywords
- liquid
- gas
- tower
- tank
- baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Gas Separation By Absorption (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses an anti stifled type gas-liquid distributor, this gas-liquid distributor include cistern, tower plate circle, baffle, collection liquid board, support groove, keep off the liquid board, keep off liquid board connecting plate and drain angle. The gas-liquid distributor is a high-efficiency distribution device with strong anti-blocking capability and large treatment liquid amount. Compare with removable type cell dish gas-liquid distributor, this gas-liquid distributor's distribution mouth distributes on upper portion to the overflow mode, to the more characteristics of impurity in the doctor solution, can effectually avoid the jam problem in distribution hole. The distributor is free from local blockage and liquid bias flow. The maintenance period can be prolonged, and the maintenance cost is reduced. The gas-liquid distributor is suitable for the design of newly-built projects and the reconstruction of old towers, can be used as an initial distributor, can also be used as a middle redistributor, and can also be used as a redistributor between two sections of fillers.
Description
Technical Field
The utility model relates to a device of evenly distributed again after collecting liquid in trades such as coal chemical industry, petrochemical, meticulous chemical industry specifically is an anti stifled type gas-liquid distributor.
Background
Currently, in the fields of coal chemical industry, chemical fertilizer industry and the like, a desulfurizing tower at a desulfurizing section always has a relatively serious blockage problem. The desulfurizing tower mainly functions to remove H in the coal gas2S removal, wherein the coal gas enters from the outside of the working section from the bottom of the desulfurization tower and reversely contacts with the desulfurization barren solution entering from the top, and the desulfurization barren solution is used for removing H in the coal gas in the contact process2S is absorbed to form a desulfurization rich solution to be sent to the next device.
The desulfurization tower is a key device in the desulfurization section, and the efficiency of the desulfurization tower is mainly influenced by internals and packing. Efficient tower internals design lectotype can obviously improve the desulfurization efficiency of desulfurizing tower and reduce the maintenance cost in later stage. In the column internals, the distribution pattern and the efficiency of use of the liquid distribution apparatus are of critical importance. In the existing desulfurization system, the desulfurization solution contains medium oil, dust, sulfur simple substance solid and the like, and the blockage is easily caused after long-time operation. In the prior art, HG/T21585.1998 detachable slotted disc gas-liquid distributor is used as most redistributors in the desulfurizing tower. The main drawbacks found in the use of such distributors in desulfurization towers are: (1) poor anti-blocking performance and easy blocking. The distribution holes of the distributor are arranged at the lower part, and because more impurities exist in the desulfurization liquid, the part with low flow speed can form deposition to block the distribution holes, so that the distribution is uneven, and the efficiency of the distributor is reduced. Poor anti-blocking performance will also shorten the overhaul period and increase the maintenance cost. (2) The distribution points are unevenly distributed, a supporting beam of the distributor is generally an I-steel or H-shaped steel beam, distribution holes cannot be formed in the upper part of the beam, and liquid does not exist in the filler right below the beam, so that uneven distribution is caused. (3) The porosity is small, and the porosity is more than 25% according to the standard of the distributor, so that a gas channel is small, the pressure drop is increased, the pressure gas of the desulfurizing tower is only 20-25 Kpa, and after the pressure gas is further reduced, the gas supply of equipment in the subsequent working section is insufficient, and the normal operation of the subsequent working section is influenced; (4) the occupied space of the tower body is large, the diameter of the desulfurizing tower is generally more than 6 meters, and the height of the trough plate gas-liquid distributor plus the height of the upper beam and the support saddle is more than 1 meter of the tower body, so that the manufacturing cost of the tower body is increased. In conclusion, the detachable slotted disc gas-liquid distributor has poor use effect and high construction and use cost in the practical application and production process of the desulfurizing tower.
SUMMERY OF THE UTILITY MODEL
To the deficiency of the prior art, the utility model discloses the technical scheme who solves provides an anti stifled type gas-liquid distributor.
The technical scheme of the utility model for solving the technical problems is to provide an anti-blocking gas-liquid distributor, which is characterized in that the gas-liquid distributor comprises a liquid tank, a tower disc ring, a baffle, a liquid collecting plate, a supporting tank, a liquid baffle plate connecting plate and a liquid guide angle;
the tray ring is fixed on the inner side of the tower wall; the support grooves are arranged on the cross section of the tower, and two ends of the support grooves are connected to the inner side of the tower wall; the plurality of liquid tanks are distributed in the section of the tower, and a gas phase channel is formed between every two adjacent liquid tanks; one end of the liquid tank is connected with the inner side of the tower wall or the inner ring of the tower coil, and the other end of the liquid tank is connected with one side of the supporting groove, or the two ends of the liquid tank are respectively connected with the supporting grooves on the two sides of the liquid tank; the liquid groove is communicated with the joint of the support groove and is sealed with the joint of the tower wall or the tower tray ring; the baffle is fixed at the inner ring of the tower coil and arranged between two adjacent liquid tanks or between the liquid tanks and the tower wall; the liquid collecting plate is obliquely connected above the liquid tanks, is arranged between two adjacent liquid tanks or between the liquid tanks and the tower wall and corresponds to the position of a gas-phase channel between two adjacent liquid tanks or between the liquid tanks and the tower wall; the tail end of the liquid collecting plate is positioned right above the liquid tank, so that the liquid phase can flow into the liquid tank along the liquid collecting plate;
liquid distributing openings are formed in the tops of the two sides of the liquid tank; a liquid baffle is arranged on the outer side of the liquid distribution port, the liquid baffle is connected with the outer wall of the liquid tank through a liquid baffle connecting plate, and a space is reserved between the liquid baffle and the outer wall of the liquid tank; a liquid guide angle is arranged right below each liquid distribution port; at least one drainage angle is arranged between the drainage angles right below the two adjacent liquid distribution openings; the liquid guide angle is positioned right below the liquid baffle plate, and the liquid phase flowing down from the liquid baffle plate can flow to the liquid guide angle.
Compared with the prior art, the utility model discloses beneficial effect lies in:
(1) the gas-liquid distributor is a high-efficiency distribution device with strong anti-blocking capability and large treatment liquid amount. Compare with removable type cell dish gas-liquid distributor, this gas-liquid distributor's distribution mouth distributes on upper portion to the overflow mode, to the more characteristics of impurity in the doctor solution, can effectually avoid the jam problem in distribution hole. The distributor is free from local blockage and liquid bias flow. The maintenance period can be prolonged, and the maintenance cost is reduced.
(2) This gas-liquid distributor's distribution point is more, and the supporting part has the distribution point as old, and the dead zone part is still less.
(3) The gas-liquid distributor has larger gas-phase channel, the gas-phase channel can reach more than 40 percent, the pressure drop is smaller, and the production is facilitated. The gas does not pass through the liquid curtain in the rising process, so that the resistance is smaller.
(4) This gas-liquid distributor's support groove uses as the intercommunication device for the shared space of this device is littleer, tower body cost reduction.
Drawings
Fig. 1 is a schematic front view of 1/4 according to an embodiment of the present invention;
FIG. 2 is a schematic view of the present invention taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of the present invention taken along the line B-B of FIG. 1;
fig. 4 is a schematic front view of a liquid bath according to an embodiment of the present invention;
fig. 5 is a schematic perspective view of a supporting groove according to an embodiment of the present invention;
fig. 6 is a schematic view of the working principle of the present invention.
In the figure: 1. a liquid bath; 1-1, liquid distribution port; 2. a tower coil ring; 3. a baffle plate; 4. a liquid collecting plate; 5. a support groove; 5-1, groove wall; 5-2, groove bottom; 5-3, liquid distribution holes; 5-4, a communicating hole; 6. a liquid baffle; 7. a liquid baffle connecting plate; 8. drainage angle.
Detailed Description
The present invention will be further explained with reference to the following embodiments and accompanying drawings. The specific embodiments are only used for further elaboration of the invention, and do not limit the scope of protection of the claims of the present application.
The utility model provides an anti-blocking gas-liquid distributor (see fig. 1-5, for short, gas-liquid distributor), which is characterized in that the gas-liquid distributor comprises a liquid tank 1, a tower tray ring 2, a baffle 3, a liquid collecting plate 4, a supporting tank 5, a liquid baffle 6, a liquid baffle connecting plate 7 and a liquid guide angle 8;
the tower coil 2 is fixed on the inner side of the tower wall; the plurality of supporting grooves 5 are uniformly arranged on the cross section of the tower in parallel, and two ends of the supporting grooves are welded and connected to the inner side of the tower wall; both sides of the supporting groove 5 are connected with a liquid groove 1; a plurality of liquid tanks 1 are uniformly distributed in the cross section of the tower, and a space exists between every two adjacent liquid tanks 1 to form a gas phase channel; one end of the liquid tank 1 is welded with the inner side of the tower wall or the inner ring of the tower tray ring 2, and the other end is welded with one side of the support groove 5, or two ends of the liquid tank 1 are respectively welded and connected with the support grooves 5 on two sides of the liquid tank; the joint of the liquid groove 1 and the supporting groove 5 is communicated, and the joint of the liquid groove 1 and the tower wall or the tower tray ring 2 is sealed; the baffle 3 is vertically welded and fixed at the inner ring of the tower coil 2, is arranged between two adjacent liquid tanks 1 or between the liquid tanks 1 and the tower wall, and blocks the liquid phase at the tower coil 2 so that the liquid phase flows into the liquid tanks 1; the liquid collecting plate 4 is obliquely connected above the liquid tanks 1 through connecting pieces, is arranged between two adjacent liquid tanks 1 or between the liquid tanks 1 and the tower wall, and corresponds to the position of a gas phase channel between two adjacent liquid tanks 1 or between the liquid tanks 1 and the tower wall; the tail end of the liquid collecting plate 4 is positioned right above the liquid tank 1, so that the liquid phase can flow into the liquid tank 1 along the liquid collecting plate 4;
the top parts of two sides of the liquid tank 1 are respectively provided with at least three uniformly distributed liquid distribution ports 1-1, the size and the number of the liquid distribution ports 1-1 are calculated by engineering data, and the number and the size of the liquid distribution ports 1-1 at two sides of the same liquid tank 1 can be different; a liquid baffle 6 is arranged on the outer side of the liquid distribution port 1-1, the liquid baffle 6 is connected with the outer wall of the liquid tank 1 through a liquid baffle connecting plate 7, and a space is reserved between the liquid baffle 6 and the outer wall of the liquid tank 1; a liquid guide angle 8 is arranged right below each liquid distribution port 1-1, and the central axis of the liquid distribution port 1-1 is collinear with the central axis of the liquid guide angle 8 right below the liquid distribution port; at least one drainage angle 8 is arranged between the drainage angles 8 right below the two adjacent liquid distribution ports 1-1; all the liquid guide angles 8 are positioned on the same horizontal plane, and the bottom ends of the liquid guide angles 8 exceed the lower edge of the outer wall of the liquid tank 1; the upper edge of the liquid groove 1 is not higher than the tray ring 2; all the liquid guiding corners 8 are positioned right below the liquid baffle 6, and the liquid phase flowing down from the liquid baffle 6 can flow to the liquid guiding corners 8.
Preferably, the bottom 5-2 of the supporting groove 5 is provided with at least one uniformly distributed liquid distribution hole 5-3, and the positions of the liquid distribution holes 5-3 are determined according to the number and are uniformly distributed as much as possible; the connection part of the tank wall 5-1 of the support tank 5 and the liquid tank 1 is provided with a communication hole 5-4, and the upper edge of the communication hole 5-4 is lower than the liquid level in the liquid tank 1.
Preferably, the liquid tank 1, the liquid distribution port 1-1 and the support tank 5 are all U-shaped, the tray ring 2 is a circular flat plate, and the liquid collecting plate 4 is a baffle with a certain inclination angle.
Preferably, the liquid guiding angle 8 is an inverted V-shaped structure.
Preferably, when the number of the liquid tanks 1 is N (N ≧ 3), the number of the baffle 3 and the liquid collecting plate 4 are both N + 2.
Preferably, the distance between the liquid baffle 6 and the outer wall of the liquid tank 1, the length of the bottom end of the liquid guide angle 8 exceeding the lower edge of the outer wall of the liquid tank 1, and the distance between two adjacent liquid tanks 1 are calculated by engineering data.
The diameter of the tower of the embodiment is 1800mm, a supporting groove 5 is arranged, 14 communicating holes 5-4 are arranged on the supporting groove 5 and correspond to 14 liquid tanks 1, and 96 liquid distribution ports 1-1 are arranged on the liquid tanks 1; there are 16 liquid collecting plates 4 corresponding to the gas phase channels.
The utility model discloses a theory of operation and work flow are:
the flowing direction of the gas is from bottom to top, when the gas reaches the lower part of the liquid tank 1, the gas is shunted to the two sides of the liquid tank 1 due to the obstruction of the liquid tank 1, the gas continues to flow upwards through a gas phase channel between the two liquid tanks 1 and reaches the liquid collecting plate 4, and the gas flows upwards along the angle of the liquid collecting plate 4 until leaving the liquid collecting plate 4 and enters the upper space.
The liquid from the upper filling section or the liquid distributor is sprayed on the gas-liquid distributor, one part of the liquid is directly sprayed into a liquid pool formed by the liquid tank 1 and the supporting tank 5, and one part of the liquid is sprayed on the liquid collecting plate 4 above the gas phase channel and flows into the liquid tank 1 through the inclination of the liquid collecting plate 4.
After reaching the tower coil 2, the liquid flowing down from the wall of the tower is blocked by the tower coil 2 and flows towards the center of the tower, and the part of the liquid is blocked at the position where the baffle 3 is arranged and is shunted to the position where the baffle 3 is not arranged towards two sides, and flows into the liquid tank 1 from the position where the baffle 3 is not arranged.
The liquid tank 1 is communicated with the liquid in the support tank 5 through a communicating hole 5-4, so that the liquid level in the whole tower diameter is in a balanced state; when the balanced liquid reaches the liquid distribution port 1-1, the liquid overflows outwards, and when the flow rate is small, the liquid flows to the liquid guide angle 8 along the outer wall of the liquid tank 1 and is divided by the liquid guide angle 8 to form a plurality of strands of liquid which enter the lower filling section; when the flow is large, the liquid is sprayed onto the liquid baffle 6 from the liquid distribution port 1-1, then flows downwards, flows to the liquid guide angle 8 through the distance between the liquid baffle 6 and the outer wall of the liquid tank 1, and is divided by the liquid guide angle 8 to form a plurality of strands of liquid to enter the lower filling section; the bottom of the supporting groove 5 is provided with a liquid distribution hole 5-2, which makes up the problem that no liquid is distributed below the supporting groove 5. Thus, the gas phase and the liquid phase respectively flow through the channels without influencing each other, and the liquid level of the liquid in the distributor can be balanced, so that the liquid is uniformly distributed.
The gas-liquid distributor is suitable for the design of newly-built projects and the reconstruction of old towers, can be used as an initial distributor, can also be used as a middle redistributor, and can also be used as a redistributor between two sections of fillers. For example: in the reconstruction of the old tower, the support and the tower tray ring of the original distributor can be used for reconstruction; when the liquid inlet on the initial distributor is a spray head type or a multi-branch pipe type liquid inlet pipe, the gas-liquid distributor can be used as the initial distributor.
The utility model discloses the nothing is mentioned the part and is applicable to prior art.
Claims (10)
1. An anti-blocking gas-liquid distributor is characterized by comprising a liquid tank, a tower coil, a baffle, a liquid collecting plate, a supporting tank, a liquid baffle connecting plate and a liquid guide angle;
the tray ring is fixed on the inner side of the tower wall; the support grooves are arranged on the cross section of the tower, and two ends of the support grooves are connected to the inner side of the tower wall; the plurality of liquid tanks are distributed in the section of the tower, and a gas phase channel is formed between every two adjacent liquid tanks; one end of the liquid tank is connected with the inner side of the tower wall or the inner ring of the tower coil, and the other end of the liquid tank is connected with one side of the supporting groove, or the two ends of the liquid tank are respectively connected with the supporting grooves on the two sides of the liquid tank; the liquid groove is communicated with the joint of the support groove and is sealed with the joint of the tower wall or the tower tray ring; the baffle is fixed at the inner ring of the tower coil and arranged between two adjacent liquid tanks or between the liquid tanks and the tower wall; the liquid collecting plate is obliquely connected above the liquid tanks, is arranged between two adjacent liquid tanks or between the liquid tanks and the tower wall and corresponds to the position of a gas-phase channel between two adjacent liquid tanks or between the liquid tanks and the tower wall; the tail end of the liquid collecting plate is positioned right above the liquid tank, so that the liquid phase can flow into the liquid tank along the liquid collecting plate;
liquid distributing openings are formed in the tops of the two sides of the liquid tank; a liquid baffle is arranged on the outer side of the liquid distribution port, the liquid baffle is connected with the outer wall of the liquid tank through a liquid baffle connecting plate, and a space is reserved between the liquid baffle and the outer wall of the liquid tank; a liquid guide angle is arranged right below each liquid distribution port; at least one drainage angle is arranged between the drainage angles right below the two adjacent liquid distribution openings; the liquid guide angle is positioned right below the liquid baffle plate, and the liquid phase flowing down from the liquid baffle plate can flow to the liquid guide angle.
2. The anti-clogging gas-liquid distributor according to claim 1, wherein a plurality of supporting grooves are arranged in parallel and uniformly on the tower section.
3. The anti-clogging gas-liquid distributor according to claim 1, wherein the plurality of liquid slots are uniformly distributed in the cross section of the tower.
4. The anti-clogging gas-liquid distributor according to claim 1, wherein the baffle is vertically fixed at the inner ring of the tower coil.
5. The anti-blocking gas-liquid distributor according to claim 1, wherein the liquid tank has at least three liquid distribution ports uniformly distributed at the top of the two sides, and the liquid distribution ports on the two sides of the same liquid tank have the same or different number and size.
6. The anti-clogging gas-liquid distributor according to claim 1, wherein a central axis of the liquid distribution port is collinear with a central axis of the liquid guide angle directly below the liquid distribution port.
7. The anti-clogging gas-liquid distributor according to claim 1, wherein all the liquid guiding angles are located on the same horizontal plane; all the liquid guide angles are positioned right below the liquid baffle plate; the bottom end of the liquid guide angle exceeds the lower edge of the outer wall of the liquid tank.
8. The anti-clogging gas-liquid distributor according to claim 1, wherein the upper edge of the liquid slot is not higher than the tray ring.
9. The anti-clogging gas-liquid distributor according to claim 1, wherein the bottom of the supporting groove is provided with at least one uniformly distributed liquid distribution hole; the joint of the groove wall of the support groove and the liquid groove is provided with a communicating hole, and the upper edge of the communicating hole is lower than the liquid level in the liquid groove.
10. The anti-clogging gas-liquid distributor according to claim 1, wherein the liquid guiding angle is an inverted V-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021426915.6U CN212924918U (en) | 2020-07-20 | 2020-07-20 | Anti-blocking gas-liquid distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021426915.6U CN212924918U (en) | 2020-07-20 | 2020-07-20 | Anti-blocking gas-liquid distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212924918U true CN212924918U (en) | 2021-04-09 |
Family
ID=75330772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021426915.6U Active CN212924918U (en) | 2020-07-20 | 2020-07-20 | Anti-blocking gas-liquid distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212924918U (en) |
-
2020
- 2020-07-20 CN CN202021426915.6U patent/CN212924918U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8888077B1 (en) | Liquid distributor | |
| CN103111180B (en) | Liquid collecting and gas distributing device for large-scale flue gas desulfurization tower | |
| US6312611B1 (en) | Apparatus for distributing gas and liquid during concurrent gas/liquid backwash in filter underdrain flumes | |
| CN203379781U (en) | Flue gas desulfurization tower | |
| CN1085465A (en) | A kind of liquid distribution trough that is used for vapour-liquid contacting column | |
| CN102921288B (en) | Y-shaped absorption tower and method for performing flue gas desulfurization by using Y-shaped absorption tower | |
| CN212924918U (en) | Anti-blocking gas-liquid distributor | |
| CN203155056U (en) | Pipe-trough liquid distributor of flue gas desulfurization tower | |
| EP2173464A1 (en) | Fluid distribution system | |
| CN217854622U (en) | Redistributor of rectifying tower | |
| US9463397B2 (en) | System and method for liquid distribution | |
| CN103143238A (en) | Pipe groove type liquid distributor applied to flue gas desulfurization tower | |
| CN202962261U (en) | Y-shaped absorption plate tower | |
| CN214735186U (en) | Multistage drop reoxygenation combined facultative biological filter sewage treatment system | |
| CN211514059U (en) | Wet-type denitration tower | |
| CN210786783U (en) | Groove type liquid distributor for packed tower | |
| CN211514060U (en) | Sintering machine tail gas denitration tower | |
| CN113069903A (en) | Subregion sprays desulfurizing tower and desulphurization unit | |
| CN111375354B (en) | Gas-liquid mass transfer equipment | |
| CN100408136C (en) | A gas-liquid contacting device | |
| CN216172154U (en) | Groove type liquid distributor capable of distributing liquid uniformly | |
| CN216172153U (en) | Anti-sputtering liquid distributor | |
| CN215653889U (en) | Anti-fluctuation liquid distributor and packed tower | |
| CN215611389U (en) | Slot type gas distribution device | |
| CN203155069U (en) | Liquid collection and gas distribution device for large flue gas desulfurization tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |