CN219376571U - Buffer tank gas-liquid separation device - Google Patents

Abstract

The utility model relates to the technical field of gas-liquid separation, in particular to a buffer tank gas-liquid separation device; the novel cyclone separator is characterized by comprising an air inlet arranged on the side face of a tank body, wherein the air inlet is an inner inserting type air inlet channel, an included angle E is formed between the air inlet end of the inner inserting type air inlet channel and the horizontal plane, a cyclone component is fixedly arranged in a straight pipe section of the inner inserting type air inlet channel, which is positioned on the outer side of the tank body, a rising pipe is fixedly arranged in the tank body, a plate type coalescence filler is arranged above the rising pipe, and a foam capturing silk screen is arranged above the plate type coalescence filler. According to the utility model, through adopting the internal-inserted air inlet channel and matching with the use of the cyclone component, the gas cyclone can downwards enter the tank, so that the stability and rigidity of the gas in the tank are enhanced, the movement stroke of the gas in the tank is increased, the gas-liquid mass transfer efficiency is improved, and the temperature of the gas is also reduced; through setting up the tedge in the jar internal portion, can ensure that inlet air and air outlet path are separately, and then increase heat transfer and mass transfer time.

Description

Buffer tank gas-liquid separation device

Technical Field

The utility model relates to the technical field of gas-liquid separation, in particular to a buffer tank gas-liquid separation device.

Background

The gas-liquid separation is a process for realizing gas-liquid separation by gravity sedimentation, inertial collision, centrifugal separation, electrostatic attraction, diffusion and other methods, is mainly used for treating gas containing a small amount of condensate, realizes recovery of the condensate or gas phase purification, and is a common technical procedure in industrial production.

In the gas-liquid separation of the gas containing the condensate, a gas-liquid separation buffer tank is generally used, and in the gas-liquid separation buffer tank, the separation method mainly comprises the following steps: gravity settling, baffling separation, centrifugal force separation, silk screen separation, ultrafiltration separation, filler separation and the like.

China discloses the authorized utility model: CN211513930U discloses a novel gas-liquid separation device, it is through the gas-liquid conveying mechanism who is equipped with, spray the gas-liquid through the shower nozzle promptly, baffling separating mechanism that is equipped with simultaneously, the shower nozzle sprays the gas-liquid on the baffling board of slope promptly, and then make gas and liquid separate, be convenient for carry out drainage and exhaust respectively through exhaust mechanism and drainage mechanism, this design has changed the drawback that traditional centrifugal separation mode exists through baffling separation mode, the efficiency of gas-liquid separation has been improved, the effectual environment that has protected, the problem that current gas-liquid separation mode exists the drawback has been solved.

However, the gas-liquid separation device has a certain problem that because the distance between the gas inlet and the gas outlet is relatively short, the gas inlet and the gas outlet are not provided with a separation device, so that gas inlet channels and gas outlet channels are not separated, and mass transfer and heat exchange are insufficient; in addition, there is no defoaming design in the exhaust pipe (i.e. at the gas outlet), and since the liquid has no fixed shape, the liquid is easy to crush, so that the liquid is sprayed on the baffle plate, and the liquid is crushed when contacting with the baffle plate, and then becomes finer liquid foam to re-enter the gas phase and be discharged through the exhaust pipe, thereby resulting in poor gas-liquid separation effect.

Disclosure of Invention

The utility model aims to provide a buffer tank gas-liquid separation device so as to solve the problems in the background art.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the utility model provides a buffer tank gas-liquid separation device, includes the inside jar body that is hollow structure, the side of jar body is equipped with the air inlet, the air inlet is interior plug-in inlet channel, and interior plug-in inlet channel's inlet end has contained angle E with the horizontal plane, contained angle E is 35 ℃ interior plug-in inlet channel is located the straight tube section internal fixation who is located jar body outside has the swirl part, straight tube section L between swirl part and the jar body > 150mm, the circular arc section radian between interior plug-in inlet channel and the jar body is the same with the radian of jar body inner wall, jar body inside fixed mounting has the tedge, and interior plug-in inlet channel's output cloth is located between tedge lateral wall and the jar body inner wall, the top of tedge is equipped with plate-type coalescence filler, plate-type coalescence filler's top is equipped with the foam silk screen, plate-type coalescence filler and the foam silk screen of catching are all through mounting bracket fixed mounting in jar body inside, the gas outlet is seted up at the top of jar body, the bottom of jar body is equipped with the play water channel that is open structure.

Preferably, the cyclone component is a closed cyclone sheet, the closed cyclone sheet comprises an outer circular ring, an inner cylinder and closed cyclone blades, the outer circular ring is fixedly connected in a straight pipe section of the inner inlet channel positioned outside the tank body, the inner cylinder and the outer circular ring are concentric and are distributed in an outward expansion structure, a plurality of closed cyclone blades are uniformly distributed between the inner cylinder and the outer circular ring, the height H1 of the closed cyclone blades is more than or equal to 100mm, and the cyclone angle Q1 of the closed cyclone blades is more than or equal to 30 degrees and less than or equal to 45 degrees.

Preferably, the swirl component is an open swirl piece, the open swirl piece comprises a central cylinder and open swirl blades, a plurality of open swirl blades are uniformly distributed on the outer side wall of the central cylinder, one side, far away from the central cylinder, of the open swirl blades is fixedly connected to the inner wall of a straight pipe section, located outside the tank body, of an inner insertion type air inlet channel, the height H2 of the open swirl blades is more than or equal to 100mm, and the swirl angle Q2 of the open swirl blades is more than 30 degrees and less than 45 degrees.

Preferably, a valve is arranged on the water outlet channel.

Preferably, the foam capturing wire mesh is a wire mesh or a non-wire mesh.

Preferably, the spray device is arranged above the foam-catching wire net, the spray device comprises a spray pipeline, a spray seat and a spray nozzle, wherein the spray pipeline is integrally formed, the spray seat is of a hollow structure, one end of the spray pipeline penetrates through the tank body, the other end of the spray pipeline is communicated with the interior of the spray seat, a plurality of spray nozzles are uniformly distributed below the spray seat, the input end of the spray nozzle is communicated with the interior of the spray seat, and the spray pipeline is fixedly arranged in the tank body through a support frame.

The beneficial effects of the utility model are as follows:

according to the utility model, the internal-inserted air inlet channel is adopted, the air inlet end of the internal-inserted air inlet channel has a certain included angle with the horizontal plane, and the internal-inserted air inlet channel is matched with the use of the cyclone component, so that gas cyclone downwards enters the tank, the stability and rigidity of the gas in the tank are enhanced, the movement stroke of the gas in the tank is increased, the gas-liquid mass transfer efficiency is improved, the temperature of the gas is reduced, and the gas-liquid two-phase separation is facilitated; by arranging the ascending pipe in the tank body, the separation of the air inlet path and the air outlet path can be ensured, and the heat exchange time and the mass transfer time are further increased; the plate-type coalescing filler has strong blocking resistance, so that the primary separation of mist can be realized, the mist after the primary separation is subjected to secondary separation through the mist-catching silk screen, the better separation effect can be achieved, the entrainment of gas mist can be greatly reduced while the gas-liquid separation is improved, and the practicability is good.

Drawings

FIG. 1 is a schematic diagram of a buffer tank gas-liquid separation device according to an embodiment of the present utility model;

FIG. 2 is a top view of a tank according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of the air inlet outside the tank body according to the embodiment of the utility model;

FIG. 4 is a schematic view of the structure of the inside of the tank according to the embodiment of the present utility model;

FIG. 5 is a schematic view of a closed cyclone sheet according to an embodiment of the present utility model;

FIG. 6 is a schematic view of the height H1 and the swirl angle Q1 of the closed type swirl plate according to the embodiment of the utility model;

fig. 7 is a schematic view of the height H2 and the swirl angle Q2 in the open type swirl plate according to the embodiment of the present utility model.

Reference numerals: the novel cyclone separator comprises a tank body 1, an air inlet 2, an air outlet 3, a water outlet channel 4, a valve 5, a cyclone component 6, a spray seat 7, a spray nozzle 8, a spray pipeline 9, a foam-catching silk screen 10, plate-type coalescing filler 11, a riser 12, an outer ring 13, closed cyclone blades 14, an inner cylinder 15, a central cylinder 16 and open cyclone blades 17.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

According to the utility model, the position of the air inlet 2 and the internal size and shape of the air inlet 2 are optimized, and the gas-liquid separation and defoaming device of the air outlet 3 is added, so that the gas-liquid separation effect can be effectively enhanced, entrainment is reduced, the moisture content in the air is reduced, and the practicability is good.

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings in which:

referring to fig. 1-7, a buffer tank gas-liquid separation device comprises a tank body 1 with a hollow structure inside, wherein an air inlet 2 is arranged on the side surface of the tank body 1, the air inlet 2 is an internally inserted air inlet channel, an included angle E is formed between the air inlet end of the internally inserted air inlet channel and the horizontal plane, the included angle E is 35 ℃, a swirl component 6 is fixedly arranged in a straight pipe section of the internally inserted air inlet channel, which is positioned outside the tank body 1, a straight pipe section L between the swirl component 6 and the tank body 1 is more than 150mm, the radian K of an arc section between the internally inserted air inlet channel and the tank body 1 is the same as the radian of the inner wall of the tank body 1, an ascending pipe 12 is fixedly arranged inside the tank body 1, the output end of the internally inserted air inlet channel is arranged between the outer side wall of the ascending pipe 12 and the inner wall of the tank body 1, a plate type coalescing filler 11 is arranged above the ascending pipe 12, a foam silk screen 10 is arranged above the plate type coalescing filler 11, the plate type coalescing filler 11 and the foam silk screen 10 are fixedly arranged inside the tank body 1, the foam silk screen 4 is arranged at the top of the tank body 1, the top of the tank body 1 is provided with an air outlet 3, and the bottom of the tank body is provided with an opening 4.

In this embodiment, when gas enters the tank body 1 through the gas inlet 2, an included angle E exists between the gas inlet end of the internal insertion type gas inlet channel and the horizontal plane, and the included angle E is based on Aspen flow field simulation and bernoulli equation: p+1/2 ρv2+ρgh=c and pythagorean theorem: the optimal design value of the included angle E is 35 ℃ as known by a 2=b 2+c 2-2 Xb Xc Cos E calculation, and the cyclone flow can downwards enter the tank through the included angle E, so that the movement stroke of gas in the tank is increased, the gas-liquid mass transfer efficiency is improved, the temperature of the gas can be reduced, and the gas-liquid phase separation is facilitated.

In this embodiment, the cyclone component 6 is a closed cyclone sheet, the closed cyclone sheet includes an outer ring 13, an inner cylinder 15 and a closed cyclone blade 14, the outer ring 13 is fixedly connected in a straight pipe section of the inner inlet channel located outside the tank body 1, the inner cylinder 15 and the outer ring 13 are concentric and are distributed in an outward expansion structure, a plurality of closed cyclone blades 14 are uniformly distributed between the inner cylinder 15 and the outer ring 13, the height H1 of the closed cyclone blade 14 is greater than or equal to 100mm, and the cyclone angle Q1 of the closed cyclone blade 14, wherein, 30 DEG is less than Q1 and less than 45 DEG; the cyclone component 6 is an open type cyclone sheet, the open type cyclone sheet comprises a central cylinder 16 and open type cyclone blades 17, a plurality of open type cyclone blades 17 are uniformly distributed on the outer side wall of the central cylinder 16, one side, far away from the central cylinder 16, of each open type cyclone blade 17 is fixedly connected to the inner wall of a straight pipe section, located outside the tank body 1, of an inner-inserted air inlet channel, the height H2 of each open type cyclone blade 17 is more than or equal to 100mm, and the cyclone angle Q2 of each open type cyclone blade 17 is smaller than 45 DEG, wherein Q2 is smaller than 30 DEG.

In this embodiment, by fixedly installing the cyclone component 6 in the internal insertion type air inlet channel, when the air enters the tank body 1, the air can keep a certain shape and is not easy to disperse, wherein the cyclone component 6 is divided into two forms, namely a closed cyclone sheet and an open cyclone sheet, the height H of the cyclone sheet is more than or equal to 100mm (H is H1 or H2), the cyclone angle is 30 degrees and less than Q is 45 degrees, the rigidity of the air flow can be ensured, the pressure drop requirement of air-liquid separation can be met, the straight pipe section L between the cyclone sheet and the tank body 1 is more than 150mm, the radian K of the circular arc section between the internal insertion type air inlet channel and the tank body 1 is the same as the radian of the inner wall of the tank body 1, so that the air is ensured not to scour the contact point of the inner wall of the tank body 1, the integrity of the air column is not damaged, and the air flow rate is not affected.

In this embodiment, by arranging the rising pipe 12 inside the tank 1, and arranging the output end of the internal insertion type air inlet channel between the outer side wall of the rising pipe 12 and the inner wall of the tank 1, after the air enters the tank 1 through the internal insertion type air inlet channel, the air can spirally move downwards along the gap between the inner wall of the tank 1 and the outer wall of the rising pipe 12 until reaching the lowest end of the rising pipe 12, and in this process, the separation of the air inlet and air outlet paths can be ensured, so as to increase the heat exchange and mass transfer time.

In this embodiment, the water outlet channel 4 is provided with a valve 5.

In this embodiment, the foam-catching net 10 is a wire net or a non-wire net.

In this embodiment, through setting up board-like coalescence packing 11 and foam silk screen 10, at first utilize board-like coalescence packing 11 to carry out preliminary separation to gas-liquid, the mist after the preliminary separation carries out secondary separation again through foam silk screen 10, can realize better gas-liquid separation effect, can improve gas-liquid separation, can greatly reduced gas mist carry, the practicality is good.

In this embodiment, still including setting up in the spray set of catching foam silk screen 10 top, spray set is including the spray pipe 9 that makes integratively, inside is hollow structure's spray seat 7 and spray nozzle 8, the one end of spray pipe 9 runs through jar body 1 and sets up, the other end of spray pipe 9 is linked together with spray seat 7 inside, spray seat 7 below evenly distributed a plurality of spray nozzles 8, spray nozzle 8's input is linked together with spray seat 7 inside, spray pipe 9 passes through support frame fixed mounting in jar body 1 inside.

In the embodiment, by arranging the spraying device, the plate-type coalescing filler 11 and the foam-catching wire net 10 can be cleaned, and the problem that the plate-type coalescing filler 11 and the foam-catching wire net 10 are blocked after long-term use is avoided.

The utility model relates to a working principle of a buffer tank gas-liquid separation device, which comprises the following steps: when the cyclone separator is used, firstly, gas enters the tank body 1 through the gas inlet 2, and under the combined action of a certain included angle E between the gas inlet end of the inserted gas inlet channel and the horizontal plane and the cyclone component 6, the gas can enter the tank downwards, so that the stability and rigidity of the gas in the tank are enhanced, the movement stroke of the gas in the tank is increased, the gas-liquid mass transfer efficiency is improved, the temperature of the gas is reduced, and the gas-liquid two-phase separation is facilitated; the gas moves spirally downwards along the gap between the inner wall of the tank body 1 and the outer wall of the rising pipe 12 until reaching the lowest end of the rising pipe 12, then enters the rising pipe 12, enters the plate-type coalescing filler 11 along the rising pipe 12, performs primary separation on gas and liquid in the plate-type coalescing filler 11, performs secondary separation on the mist after primary separation again through the mist-catching silk screen 10, and is directly discharged from the gas outlet 3 after passing through the mist-catching silk screen 10, thus completing the whole mass transfer and separation process of the gas and the liquid.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is merely an embodiment of the present utility model, and a specific structure and characteristics of common knowledge in the art, which are well known in the scheme, are not described herein, so that a person of ordinary skill in the art knows all the prior art in the application day or before the priority date of the present utility model, and can know all the prior art in the field, and have the capability of applying the conventional experimental means before the date, so that a person of ordinary skill in the art can complete and implement the present embodiment in combination with his own capability in the light of the present application, and some typical known structures or known methods should not be an obstacle for a person of ordinary skill in the art to implement the present application. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (6)

1. The utility model provides a buffer tank gas-liquid separation device, includes the inside jar body that is hollow structure, its characterized in that, the side of jar body is equipped with the air inlet, the air inlet is interior plug-in inlet channel, and interior plug-in inlet channel's inlet end has contained angle E with the horizontal plane, contained angle E is 35 ℃ interior plug-in inlet channel is located the straight tube section internal fixation who is located jar body outside has the swirl part, straight tube section L between swirl part and the jar body > 150mm, circular arc section radian between interior plug-in inlet channel and the jar body is the same with the radian of jar body inner wall, jar body inside fixed mounting has the tedge, and interior plug-in inlet channel's output cloth is located between tedge lateral wall and the jar body inner wall, the top of tedge is equipped with plate-type coalescence filler, plate-type coalescence filler and the top of catching foam silk screen mounting bracket is inside the jar body, the gas outlet has been seted up at the top of jar body, the bottom of jar body is equipped with the play water channel that is open-type structure.

2. The buffer tank gas-liquid separation device according to claim 1, wherein the cyclone component is a closed cyclone sheet, the closed cyclone sheet comprises an outer circular ring, an inner cylinder and a closed cyclone blade, the outer circular ring is fixedly connected in a straight pipe section of the inner inlet channel positioned outside the tank body, the inner cylinder and the outer circular ring are concentric and are distributed in an outward expansion structure, a plurality of closed cyclone blades are uniformly distributed between the inner cylinder and the outer circular ring, the height H1 of the closed cyclone blade is more than or equal to 100mm, and the cyclone angle Q1 of the closed cyclone blade is more than or equal to 30 degrees and less than or equal to 45 degrees.

3. The buffer tank gas-liquid separation device according to claim 1, wherein the cyclone component is an open cyclone sheet, the open cyclone sheet comprises a central cylinder and open cyclone blades, a plurality of open cyclone blades are uniformly distributed on the outer side wall of the central cylinder, one side of the open cyclone blades, which is far away from the central cylinder, is fixedly connected to the inner wall of a straight pipe section, which is positioned outside the tank body, of the inner insertion type air inlet channel, the height H2 of the open cyclone blades is more than or equal to 100mm, and the cyclone angle Q2 of the open cyclone blades is more than or equal to 30 degrees and less than or equal to 45 degrees.

4. The buffer tank gas-liquid separation device according to claim 1, wherein a valve is arranged on the water outlet channel.

5. A surge tank gas-liquid separation device according to claim 1, wherein the foam-catching wire mesh is a wire mesh or a non-wire mesh.

6. The buffer tank gas-liquid separation device according to claim 1, further comprising a spraying device arranged above the foam-catching wire net, wherein the spraying device comprises a spraying pipeline, a spraying seat and a spraying nozzle, the spraying pipeline is integrally formed, the spraying seat is of a hollow structure, one end of the spraying pipeline penetrates through the tank body, the other end of the spraying pipeline is communicated with the inside of the spraying seat, a plurality of spraying nozzles are uniformly distributed below the spraying seat, the input end of the spraying nozzle is communicated with the inside of the spraying seat, and the spraying pipeline is fixedly arranged in the tank body through a supporting frame.