阅读说明：本技术 一种低能耗化工脱轻塔 (Low-energy-consumption chemical light-component removing tower ) 是由 付晓钟 王景浩 于 2021-08-27 设计创作，主要内容包括：本发明涉及化工设备技术领域,具体的说是一种低能耗化工脱轻塔：包括塔体、风扇和电机,所述塔体内部竖直安装有风扇,所述风扇数目为一个以上；所述电机与塔体外壁固定连接,所述电机输出端贯穿塔体塔壁与其中一个风扇固定连接,相邻的两个风扇扇叶相互接触,所述扇叶的内部开设有腔室,所述腔室内部填充有金属填料,所述腔室腔壁上对称开设有进液孔,所述进液口与腔室连通；本发明通过风扇的应用以及扇叶腔室的设计,增大气体与液体接触时间的同时,提高了气体与液体接触的面积,从而提高脱轻塔的传质效果。(The invention relates to the technical field of chemical equipment, in particular to a low-energy-consumption chemical lightness-removing tower which comprises the following components in parts by weight: the tower comprises a tower body, fans and a motor, wherein the fans are vertically arranged in the tower body, and the number of the fans is more than one; the motor is fixedly connected with the outer wall of the tower body, the output end of the motor penetrates through the tower wall of the tower body and is fixedly connected with one fan, two adjacent fan blades are mutually contacted, a cavity is formed in each fan blade, metal filler is filled in the cavity, liquid inlet holes are symmetrically formed in the wall of the cavity, and the liquid inlet is communicated with the cavity; according to the invention, through the application of the fan and the design of the fan blade cavity, the contact time of gas and liquid is prolonged, and the contact area of the gas and the liquid is increased, so that the mass transfer effect of the light component removal tower is improved.)

1. A low energy consumption chemical light component removing tower is characterized in that: the tower comprises a tower body (1), fans (2) and a motor (14), wherein the fans (2) are vertically arranged in the tower body (1), and the number of the fans (2) is more than one; the motor (14) is fixedly connected with the outer wall of the tower body (1), the output end of the motor (14) penetrates through the tower wall of the tower body (1) and is fixedly connected with one fan (2), the fan blades of two adjacent fans (2) are mutually contacted, a cavity (33) is formed in each fan blade, metal filler is filled in each cavity (33), liquid inlet holes (32) are symmetrically formed in the wall (35) of each cavity (33), and the liquid inlet (5) is communicated with the cavity (33);

an air outlet (4) is formed in the top end of the tower body (1), a liquid inlet (5) is formed in one side of the tower body (1), a circulating pipeline (6) is arranged on one side, far away from the liquid inlet (5), of the tower body (1) and communicated with the bottom of the tower, an electric control valve (8) is arranged on one side, close to the bottom of the tower, of the circulating pipeline (6), and liquid in the circulating pipeline (6) is sent back into the tower body (1) again through a water pump (7); one side at the bottom of the tower is equipped with air inlet (9), the one end that air inlet (9) are close to tower body (1) inner wall is provided with grease proofing ventilated membrane (15).

2. The low-energy consumption chemical light component removal tower as claimed in claim 1, wherein: the flabellum is made by hard material, the one end internal diameter that cavity (33) was kept away from in feed liquor hole (32) on the flabellum is greater than the internal diameter that cavity (33) one end is close to in inlet (5).

3. The low-energy consumption chemical light component removal tower as claimed in claim 1, wherein: more than one raised air bag (11) is vertically arranged on the tower wall positioned on one side of the liquid inlet (5) in the tower body (1), two symmetrical liquid holes (111) are formed in the surface of the air bag (11), and an air outlet hole is formed in one end, far away from the inner wall of the tower body (1), of the air bag (11); an air channel (10) is formed in the tower wall contacted with the air bag (11), one end of the air channel (10) is communicated with the air bag (11), and one end, far away from the air bag (11), of the air channel (10) is communicated with the air inlet (9).

4. The low-energy consumption chemical light component removal tower as claimed in claim 1, wherein: one end of the fan blade, which is far away from the fan (2), is wrapped by a buffer sponge (31).

5. The low-energy consumption chemical light component removal tower as claimed in claim 1, wherein: the tower body is characterized in that more than one spring (13) is fixedly connected to the tower wall on one side, away from the liquid inlet (5), of the tower body (1), one end, away from the tower wall, of each spring (13) is fixedly connected with a stop block (12), and the stop blocks (12) are in contact with the buffer sponge (31).

6. The low-energy consumption chemical light component removal tower as claimed in claim 1, wherein: the rotating speed of the motor (3) is 15 r/min.

Technical Field

The invention relates to the technical field of chemical equipment, in particular to a low-energy-consumption chemical lightness-removing tower.

Background

In chemical equipment, a rectifying tower is extremely common equipment, and a light component removal tower is one of the rectifying towers; the light component in the liquid phase is transferred to the gas phase, and the heavy component in the gas phase is transferred to the liquid phase by utilizing the property that each component in the mixture has different volatility, namely, the vapor pressure of each component is different at the same temperature, so that the aim of separation is fulfilled.

In the light component removing tower in the prior art, metal filler in the tower is generally used as a contact surface of gas and liquid, a vent hole is communicated at the bottom of the tower, a liquid inlet is arranged at the top of the tower, and the metal filler and the liquid inlet are contacted with each other at a filler layer of the light component removing tower, so that the purpose of mass transfer is achieved; however, in the working process of the existing lightness-removing tower, because the metal filler layer is fixed, the contact between gas and liquid is insufficient due to the limitation, and the efficiency and quality of mass transfer are influenced; in addition, in the process of liquid flowing into the tower, the liquid tends to gather towards the tower wall gradually, so that the wall flow phenomenon occurs, and the wall flow phenomenon can cause the gas and the liquid to be distributed unevenly, so that the mass transfer effect is poor.

In view of this, in order to overcome the above technical problems, the invention designs a low-energy consumption chemical light component removal tower, which solves the above technical problems.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in the working process of the existing lightness-removing tower, because the metal filler layer is fixed, the contact between gas and liquid is insufficient due to the limitation, thereby affecting the efficiency and quality of mass transfer; in addition, in the process of liquid flowing into the tower body, the liquid tends to gather towards the tower wall gradually, so that the wall flow phenomenon occurs, and the wall flow phenomenon can cause the gas and the liquid to be distributed unevenly, so that the mass transfer effect is poor.

The invention provides a low-energy-consumption chemical light component removal tower which comprises a tower body, fans and a motor, wherein the fans are vertically arranged in the tower body, and the number of the fans is more than one; the motor is fixedly connected with the outer wall of the tower body, the output end of the motor penetrates through the tower wall of the tower body and is fixedly connected with one fan, two adjacent fan blades are mutually contacted, a cavity is formed in each fan blade, metal filler is filled in the cavity, liquid inlet holes are symmetrically formed in the wall of the cavity, and the liquid inlet is communicated with the cavity;

the top end of the tower body is provided with an air outlet, one side of the tower body is provided with a liquid inlet, one side of the tower body, which is far away from the liquid inlet, is provided with a circulating pipeline communicated with the bottom of the tower, one side of the circulating pipeline, which is close to the bottom of the tower, is provided with an electric control valve, and liquid in the circulating pipeline is sent back to the tower body again through a water pump; one side at the bottom of the tower is equipped with the air inlet, the one end that the air inlet is close to the tower body inner wall is provided with grease proofing ventilated membrane.

Preferably, the fan blade is made of a hard material, and the inner diameter of one end, far away from the cavity, of the liquid inlet hole on the fan blade is larger than that of one end, close to the cavity, of the liquid inlet hole.

Preferably, more than one raised air bag is vertically arranged on the tower wall positioned on one side of the liquid inlet in the tower body, two symmetrical liquid holes are formed in the surface of the air bag, and an air outlet hole is formed in one end, far away from the inner wall of the tower body, of the air bag; and an air channel is formed in the tower wall contacted with the air bag, one end of the air channel is communicated with the air bag, and the end, far away from the air bag, of the air channel is communicated with the air inlet.

Preferably, one end of the fan blade, which is far away from the fan, is wrapped by a buffer sponge.

Preferably, more than one spring is fixedly connected to the tower wall on one side, far away from the liquid inlet, in the tower body, one end, far away from the tower wall, of each spring is fixedly connected with a stop block, and the stop blocks are in contact with the buffer sponge.

Preferably, the rotating speed of the motor is 15 r/min.

The invention has the following beneficial effects:

1. according to the low-energy-consumption chemical light component removal tower provided by the invention, through the application of the fan and the design of the fan blade chamber, the contact time of gas and liquid is prolonged, and the contact area of the gas and the liquid is increased, so that the mass transfer effect of the light component removal tower is improved.

2. According to the low-energy-consumption chemical light component removal tower provided by the invention, the air bag is arranged on the inner wall of the tower body, so that the probability of wall flow on the inner wall of the tower body is reduced, the phenomenon of uneven gas-liquid distribution is reduced, the contact area and the contact time of gas and liquid are further improved, and the mass transfer effect is further improved.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a cross-sectional view of the fan;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

in the figure: the device comprises a tower body 1, a fan 2, fan blades 3, an air outlet 4, a liquid inlet 5, a circulating pipeline 6, a water pump 7, an electric control valve 8, an air inlet 9, an air duct 10, an air bag 11, a stop block 12, a spring 13, a motor 14, an oil-proof breathable film 15, a buffer sponge 31, a liquid inlet hole 32, a cavity 33, a metal filler 34, a cavity wall 35, a liquid hole 111 and an air outlet hole 112.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

The invention provides a low-energy-consumption chemical light component removal tower which comprises a tower body 1, fans 2 and a motor 14, wherein the fans 2 are vertically arranged in the tower body 1, and the number of the fans 2 is more than one; the motor 14 is fixedly connected with the outer wall of the tower body 1, the output end of the motor 14 penetrates through the tower wall of the tower body 1 and is fixedly connected with one fan 2, the fan blades 3 of the two adjacent fans 2 are mutually contacted, a cavity 33 is formed inside each fan blade 3, metal filler 34 is filled inside each cavity 33, liquid inlet holes 32 are symmetrically formed in the cavity wall 35 of each cavity 33, and the liquid inlet 5 is communicated with the cavity 33;

an air outlet 4 is formed in the top end of the tower body 1, a liquid inlet 5 is formed in one side of the tower body 1, a circulating pipeline 6 is arranged on one side, far away from the liquid inlet 5, of the tower body 1 and communicated with the bottom of the tower, an electric control valve 8 is arranged on one side, close to the bottom of the tower, of the circulating pipeline 6, and liquid in the circulating pipeline 6 is fed back into the tower body 1 again through a water pump 7; one side at the bottom of the tower is equipped with air inlet 9, the one end that air inlet 9 is close to tower body 1 inner wall is provided with grease proofing ventilated membrane 15.

After liquid enters the tower body 1 from the liquid inlet 5, the motor 14 and the air inlet 9 start to operate, the output end of the motor 14 drives the fan 2 to rotate, the fan 2 connected with the output end of the motor 14 rotates, meanwhile, the fan blades 3 are contacted with the fan blades 3 of other fan 2 and provide power, so that other fan 2 start to rotate, and the liquid is contacted with the rotating fan blades 3 in the process of falling from the tower top to the tower bottom, so that the liquid is dispersed, the contact area of the liquid and gas is increased, and the mass transfer effect is further improved; when the liquid is scattered, a part of the liquid flows into a cavity 33 of the fan blade 3 along a liquid inlet hole 32 on the fan blade 3 and is attached to the metal filler 34 in the cavity 33, so that the contact area between the liquid and the metal filler 34 is increased; along with the gradual rising of the gas, the gas also enters a cavity 33 of the fan blade 3 from a liquid inlet hole 32 of the fan blade 3 and contacts with a metal filler 34, so that the liquid and the gas are further fully contacted in the cavity 33, the mass transfer effect is further improved, and in the rotating process of the fan blade 3, the metal filler 34 in the cavity 33 continuously shakes, the contact area of the gas, the liquid and the metal filler 34 is further improved, and the mass transfer effect is further improved; the liquid attached to the metal filler 34 flows out of the liquid inlet 5 of the fan blade 3 along with the rotation of the fan 2, then is combined with the liquid in the tower and flows into the circulating pipeline 6, and the circulating pipeline 6 sends the liquid back to the top of the tower again through the water pump 7 for secondary mass transfer.

As a specific embodiment of the present invention, the fan blade 3 is made of hard material, and the inner diameter of the end of the liquid inlet hole 32 far from the cavity 33 on the fan blade 3 is larger than the inner diameter of the end of the liquid inlet 5 near the cavity 33.

The fan blade 3 of the fan 2 is made of aluminum alloy materials, so that the elastic shake generated when the fan blade 3 rotates and contacts with other fan blades 3 is reduced, the liquid in the cavity 33 is shaken out, the stability of the liquid attached to the metal filler 34 in the cavity 33 when the fan blade 3 rotates is improved, and the mass transfer effect is improved; the one end internal diameter that cavity 33 was kept away from to feed liquor hole 32 on flabellum 3 is greater than the internal diameter that cavity 33 one end is close to inlet 5, flabellum 3 is when rotating, the big one end inflow of liquid follow feed liquor hole 32 internal diameter, make more liquid collect in the cavity 35, make the gaseous and more liquid contact that get into cavity 33, improve the mass transfer effect, when liquid in the cavity 35 rotates the in-process outflow at flabellum 3, liquid flows out the big one end of internal diameter of feed liquor hole 32 from the little one end of internal diameter of feed liquor hole 32, delay the time that liquid flows out, further improve in the cavity 33 liquid and gaseous contact time, thereby further improve the mass transfer effect.

As a specific embodiment of the present invention, more than one convex air bag 11 is vertically arranged on the tower wall at one side of the liquid inlet 5 in the tower body 1, two symmetrical liquid holes 111 are arranged on the surface of the air bag 11, and an air outlet is arranged at one end of the air bag 11 away from the inner wall of the tower body 1; an air passage 10 is formed in the tower wall contacted with the air bag 11, one end of the air passage 10 is communicated with the air bag 11, and one end of the air passage 10 far away from the air bag 11 is communicated with the air inlet 9.

After the liquid falls and contacts with the fan blades 3, a part of liquid is scattered on the inner wall of the tower body 1, the liquid scattered on the inner wall flows through the air bag 11 and flows into the air bag 11 through the liquid holes 111 of the air bag 11, so that the wall flow phenomenon is prevented, and the phenomenon of uneven gas-liquid distribution is prevented; when the liquid flows into the air bag 11, a part of the gas inlet 9 is communicated to the air bag 11 along the vent passage 10, so that the gas is fully contacted with the liquid flowing into the air bag 11, and the mass transfer effect is improved; the gas is contacted with the liquid in the air bag 11, and is blown to the fan blade 3 through the air outlet hole at the top end of the air bag 11 to be contacted with the liquid outside the air bag 11, so that the contact area of the gas and the liquid is further enlarged, and the mass transfer effect is further improved.

As a specific embodiment of the present invention, one end of the fan blade 3 away from the fan 2 is wrapped by a buffer sponge 31.

When the fan blades 3 of the adjacent fans 2 are contacted, the buffer sponge 31 enables the vibration of the fan blades 3 to be reduced during the contact, the stability of liquid attached to the metal filler 34 in the cavity 33 of the fan blades 3 is further improved, and the mass transfer efficiency in the cavity 33 is further improved; when the liquid contacts with the fan blades 3, part of the liquid is sucked by the buffer sponge 31, and the gas also passes through the sponge in the rising process and enters the sponge to contact with the liquid, so that the mass transfer efficiency is further improved; in the rotation process of flabellum 3, the buffering sponge 31 on different flabellums 3 can contact each other, and buffering sponge 31 also can contact with gasbag 11 to extrude buffering sponge 31, make its inside liquid outflow, the liquid of outflow is thrown away by rotatory flabellum 3, has increased the area of contact of liquid with gas, further improves mass transfer efficiency.

As a specific embodiment of the present invention, more than one spring 13 is fixedly connected to the tower wall of the tower body 1 on the side far from the liquid inlet 5, a stopper 12 is fixedly connected to one end of the spring 13 far from the tower wall, and the stopper 12 is in contact with the buffer sponge 31.

At fan 2 rotatory in-process, buffer sponge 31 on the flabellum 3 can contact with dog 12, dog 12 further extrusion buffer sponge 31, make the liquid outflow in the buffer sponge 31, when dog 12 extrusion buffer sponge 31, dog 12 also receives buffer sponge 31's effect, beat from top to bottom under the effect of spring 13, pat the liquid that falls down to the reinforcing is to the effect that liquid scatters, further makes liquid and gaseous abundant contact, further improves mass transfer efficiency.

In one embodiment of the present invention, the rotation speed of the motor 14 is 15 r/min.

The rotation speed of the motor 14 is controlled at 15r/min, so that the liquid in the fan blades 3 is prevented from being thrown out due to the excessively high rotation speed when the fan 2 rotates.

The specific working process is as follows:

after liquid enters the tower body 1 from the liquid inlet 5, the motor 14 and the air inlet 9 start to operate, the output end of the motor 14 drives the fan 2 to rotate, the fan 2 connected with the output end of the motor 14 rotates, meanwhile, the fan blades 3 are contacted with the fan blades 3 of other fan 2 and provide power, so that other fan 2 start to rotate, and the liquid is contacted with the rotating fan blades 3 in the process of falling from the tower top to the tower bottom, so that the liquid is dispersed, the contact area of the liquid and gas is increased, and the mass transfer effect is further improved; when the liquid is scattered, a part of the liquid flows into a cavity 33 of the fan blade 3 along a liquid inlet hole 32 on the fan blade 3 and is attached to the metal filler 34 in the cavity 33, so that the contact area between the liquid and the metal filler 34 is increased; along with the gradual rising of the gas, the gas also enters a cavity 33 of the fan blade 3 from a liquid inlet hole 32 of the fan blade 3 and contacts with a metal filler 34, so that the liquid and the gas are further fully contacted in the cavity 33, the mass transfer effect is further improved, and in the rotating process of the fan blade 3, the metal filler 34 in the cavity 33 continuously shakes, the contact area of the gas, the liquid and the metal filler 34 is further improved, and the mass transfer effect is further improved; the liquid attached to the metal filler 34 flows out of the liquid inlet 5 of the fan blade 3 along with the rotation of the fan 2, then is combined with the liquid in the tower and flows into the circulating pipeline 6, and the circulating pipeline 6 sends the liquid back to the top of the tower again through the water pump 7 for secondary mass transfer;

the fan blade 3 of the fan 2 is made of aluminum alloy materials, so that the elastic shake generated when the fan blade 3 rotates and contacts with other fan blades 3 is reduced, the liquid in the cavity 33 is shaken out, the stability of the liquid attached to the metal filler 34 in the cavity 33 when the fan blade 3 rotates is improved, and the mass transfer effect is improved; the inner diameter of one end, far away from the cavity 33, of the liquid inlet hole 32 on the fan blade 3 is larger than that of one end, close to the cavity 33, of the liquid inlet 5, when the fan blade 3 rotates, liquid flows in from one end, with the larger inner diameter, of the liquid inlet hole 32, so that more liquid can be collected in the cavity 35, gas entering the cavity 33 is contacted with more liquid, the mass transfer effect is improved, when the liquid in the cavity 35 flows out in the rotating process of the fan blade 3, the liquid flows out from one end, with the smaller inner diameter, of the liquid inlet hole 32 to one end, with the larger inner diameter, of the liquid inlet hole 32, the liquid flowing-out time is delayed, and the contact time of the liquid and the gas in the cavity 33 is further prolonged;

after the liquid falls and contacts with the fan blades 3, a part of liquid is scattered on the inner wall of the tower body 1, the liquid scattered on the inner wall flows through the air bag 11 and flows into the air bag 11 through the liquid holes 111 of the air bag 11, so that the wall flow phenomenon is prevented, and the phenomenon of uneven gas-liquid distribution is prevented; when the liquid flows into the air bag 11, a part of the gas inlet 9 is communicated to the air bag 11 along the vent passage 10, so that the gas is fully contacted with the liquid flowing into the air bag 11, and the mass transfer effect is improved; the gas is contacted with the liquid in the air bag 11, and is blown to the fan blades 3 through the air outlet holes at the top end of the air bag 11 and is contacted with the liquid outside the air bag 11, so that the contact area of the gas and the liquid is further enlarged, and the mass transfer effect is further improved;

when the fan blades 3 of the adjacent fans 2 are contacted, the buffer sponge 31 enables the vibration of the fan blades 3 to be reduced during the contact, the stability of liquid attached to the metal filler 34 in the cavity 33 of the fan blades 3 is further improved, and the mass transfer efficiency in the cavity 33 is further improved; when the liquid contacts with the fan blades 3, part of the liquid is sucked by the buffer sponge 31, and the gas also passes through the sponge in the rising process and enters the sponge to contact with the liquid, so that the mass transfer efficiency is further improved; in the rotating process of the fan blade 3, the buffer sponges 31 on the fan blade 3 can be contacted with each other, and the buffer sponges 31 can also be contacted with the air bag 11, so that the buffer sponges 31 are extruded, liquid in the buffer sponges 31 flows out, the flowing-out liquid is thrown out by the rotating fan blade 3, and the contact area of the liquid and the air is increased;

in the rotation process of the fan 2, the buffer sponge 31 on the fan blade 3 can be in contact with the stop block 12, the stop block 12 further extrudes the buffer sponge 31 to enable liquid in the buffer sponge 31 to flow out, the stop block 12 is also acted by the buffer sponge 31 while the stop block 12 extrudes the buffer sponge 31, and the stop block can jump up and down under the action of the spring 13 to flap the falling liquid, so that the effect of scattering the liquid is enhanced, the liquid is further in full contact with gas, and the mass transfer efficiency is further improved; the rotation speed of the motor 14 is controlled at 15r/min, so that the liquid in the fan blades 3 is prevented from being thrown out due to the excessively high rotation speed when the fan 2 rotates.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.