CN111530116A - Middle-high temperature waste gas treatment system with multistage oil-gas separation function - Google Patents

Abstract

The utility model provides a well high temperature exhaust-gas treatment system with multistage oil-gas separation function, includes that fan, air inlet are taken over, box, a set of air-cooled pipe, cold wind intake stack, high-temperature gas inlet one, low-temperature gas outlet one, cold wind export one and cold wind export two, a set of air-cooled pipe parallel arrangement to the fan is kept away from with cold wind intake stack to a set of air-cooled pipe one end is connected, high-temperature gas inlet one and low-temperature gas outlet one form high-temperature gas runner one in the box, cold wind export one and cold wind export two all set up on the outer wall of box to cold wind export one and cold wind export two all with a set of air-cooled union coupling, the gas flow direction of cold wind in a set of air-cooled pipe and high-temperature gas runner one in the flow. The medium-high temperature waste gas treatment system with the multistage oil-gas separation function can efficiently separate oil and gas in high-temperature gas through the high-temperature gas and cold air which flow in a cross mode.

Description

Middle-high temperature waste gas treatment system with multistage oil-gas separation function

Technical Field

The invention belongs to the technical field of optical cables, and particularly relates to a medium-high temperature waste gas treatment system with a multistage oil-gas separation function.

Background

In the production process of industries such as petroleum, petrifaction and chemical industry, a large amount of high-temperature gas is generated in workshop production. The high-temperature gas contains a large amount of water vapor and oil gas, and if the high-temperature gas is directly discharged into the air, the environment pollution is caused, and various high-temperature gas cooling treatment devices exist in the prior art. For example, application numbers are: 201010561167.7 the invention discloses a circulating water cooling tower, which comprises a tower body, an air duct and a cooling water pool, wherein the tower body is filled with filler to form a filler layer, the upper part of the filler layer is also provided with a cooling water distributor, the air duct is arranged at the upper part of the tower body, the inlet of the air duct is provided with an air fan, the outlet of the air duct is an air outlet, in addition, the lower end of the tower body is an air inlet, the cooling water pool is arranged at the lower part of the tower body, and an air guiding device is arranged between the filler layer and the air fan.

However, such cooling towers are generally complex in structure, high in cost, and not easy to popularize.

Disclosure of Invention

The purpose of the invention is as follows: the invention aims to provide a medium-high temperature waste gas treatment system with a multistage oil-gas separation function, and solves the problems of complex structure and high price of equipment for carrying out workshop high-temperature gas treatment in the prior art.

The technical scheme is as follows: the invention provides a medium-high temperature waste gas treatment system with a multistage oil-gas separation function, which comprises a fan, an air inlet connecting pipe, a box body, a group of air cooling pipes, a cold air inlet pipeline, a high-temperature gas inlet I, a low-temperature gas outlet I, a cold air outlet I and a cold air outlet II, wherein the fan is fixedly arranged at the top of the box body, the air inlet end of the fan is connected with one end of the air inlet connecting pipe, the air outlet end of the fan is connected with one end of the cold air inlet pipeline, the group of air cooling pipes are arranged in parallel, the group of air cooling pipes are arranged in the box body, the group of air cooling pipes are connected with one end, far away from the fan, of the cold air inlet pipeline, the high-temperature gas inlet I and the low-temperature gas outlet I are both arranged on the outer wall of the box body, the high-temperature gas inlet I and the low-temperature gas, and the first cold air outlet and the second cold air outlet are both connected with a group of air cooling pipes, and the flowing direction of cold air in the group of air cooling pipes is perpendicular to the flowing direction of high-temperature gas in the first high-temperature gas flow passage. The medium-high temperature waste gas treatment system with the multistage oil-gas separation function can efficiently separate oil and gas in high-temperature gas through the high-temperature gas and cold air which flow in a cross mode.

Furthermore, the above-mentioned medium-high temperature exhaust treatment system with multistage oil-gas separation function, be equipped with high-temperature gas air inlet two and low-temperature gas outlet two on the outer wall of box, high-temperature gas air inlet two and low-temperature gas outlet two form high-temperature gas runner two in the box. The second high-temperature gas inlet and the second low-temperature gas outlet are arranged for standby and can be flexibly selected and installed according to actual conditions.

Further, foretell well high temperature exhaust-gas treatment system that has multistage oil-gas separation function, the box is the rectangle box structure, high-temperature gas air inlet one and low-temperature gas outlet two are located the same vertical lateral wall of box, high-temperature gas air inlet two and low-temperature gas outlet one are located the same vertical lateral wall of box, high-temperature gas air inlet one and high-temperature gas air inlet two set up relatively to high-temperature gas air inlet one and high-temperature gas air inlet two are located the lower tip of box, low-temperature gas outlet one and low-temperature gas outlet two set up relatively, and low-temperature gas air outlet one and low-temperature gas outlet two are located the.

Furthermore, in the above medium-high temperature waste gas treatment system with a multistage oil-gas separation function, the group of air cooling pipes is located between the level of the first high temperature gas inlet and the level of the first low temperature gas outlet.

Further, foretell well high temperature exhaust-gas treatment system with multistage oil-gas separation function, high-temperature gas runner one and high-temperature gas runner two all are "S" type setting, high-temperature gas runner one and high-temperature gas runner two all pass a set of forced air cooling pipe to the direction of air current is from lower to upper through a set of forced air cooling pipe in high-temperature gas runner one and the high-temperature gas runner two.

Further, foretell medium and high temperature exhaust-gas treatment system with multistage oil-gas separation function, a set of forced air cooling pipe is divided into forced air cooling unit one and forced air cooling unit two, forced air cooling unit one is located forced air cooling unit two directly over, forced air cooling unit one is located the upper end of box, forced air cooling unit two is located the lower tip of box.

Further, foretell well high temperature exhaust-gas treatment system with multistage oil-gas separation function, the fixed stainless steel net and a set of switching-over unit that is equipped with in intermediate position of box, stainless steel net and a set of switching-over unit are located between air-cooled unit one and the air-cooled unit two to stainless steel net sets up directly over a set of switching-over unit, a set of switching-over unit sets gradually along vertical direction, the switching-over unit includes a set of switching-over board, a set of switching-over board is a setting along the horizontal direction, the cross-section of switching-over board is "V" style of calligraphy. The stainless steel wire net and the group of reversing plates can shield gas in the rising process of high-temperature gas, the contact area of the high-temperature gas and the reversing plates is increased, and oil gas in the high-temperature gas can be separated and condensed out from the high-temperature gas more easily.

Furthermore, foretell well high temperature exhaust-gas treatment system with multistage oil-gas separation function, the lateral wall of the box that cold wind export one and cold wind export two places sets up with the lateral wall of the box that high-temperature gas air inlet one and low-temperature gas outlet two place adjacently, cold wind export one is located cold wind export two directly over, cold wind export one sets up with air-cooled unit one relatively, cold wind export two sets up with air-cooled unit two relatively.

Furthermore, in the above medium-high temperature waste gas treatment system with the multistage oil-gas separation function, the first cold air outlet and the second cold air outlet are both covered with shutters. The shutter that sets up can carry out the air-out smoothly.

Furthermore, foretell medium and high temperature exhaust-gas treatment system with multistage oil-gas separation function, be equipped with the blowdown on the lower tip of box and connect, be equipped with oil drain port one and oil drain port two on the bottom surface of box, all there is the oil pan through bolted connection on oil drain port one and the oil drain port two, be equipped with the support in the bight of terminal surface under the box. The blowdown that sets up connects can be used to the impurity discharge of bottom in the box, and the oil drip that drips can be accepted to the oil pan that sets up, regularly pours the oil of oil pan, prevents that oil from dripping at will.

The technical scheme shows that the invention has the following beneficial effects: the medium-high temperature waste gas treatment system with the multistage oil-gas separation function can effectively cool high-temperature gas, so that oil gas in the high-temperature gas is separated from the high-temperature gas, the high-temperature gas is free from pollution emission, impurities and residues in the high-temperature gas can be filtered in the cooling process in an air cooling mode, water in the cooling gas is removed, the cooling effect is good, the gas is thoroughly purified, the cooled and purified gas is free from pollution to the environment, and the cooling efficiency is high.

Drawings

FIG. 1 is a schematic diagram showing the overall structure of a medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to the present invention;

FIG. 2 is a schematic diagram showing a partial structure I of a medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to the present invention;

FIG. 3 is a schematic view of a partial structure of a medium-high temperature exhaust gas treatment system with a multi-stage oil-gas separation function according to the present invention;

FIG. 4 is a schematic view of a partial structure of a medium-high temperature exhaust gas treatment system with a multi-stage oil-gas separation function according to the invention;

FIG. 5 is a schematic diagram of a partial structure of a medium-high temperature exhaust gas treatment system with a multi-stage oil-gas separation function according to the present invention.

In the figure: the device comprises a fan 1, an air inlet connecting pipe 2, a box body 3, a group of air cooling pipes 4, a cold air inlet pipeline 5, a high-temperature air inlet I6, a high-temperature air flow channel I7, a low-temperature air outlet I8, a cold air outlet I9, a cold air outlet II 10, a high-temperature air flow channel II 11, a high-temperature air inlet II 12, a low-temperature air outlet II 13, an air cooling unit I14, an air cooling unit II 15, a stainless steel wire mesh 16, a reversing unit 17, a reversing plate 18, a shutter 19, a pollution discharge joint 20, an oil discharge port I21, an oil discharge port II 22, an oil bearing disc 23, a support 24, a dust removing tower 25, a waste gas purifying tower 26, a dehumidifying tower 27, an exhaust fan II 28, a gas pipeline I29, an exhaust port I30, a gas pipeline II 31, a gas pipeline III 32, a gas pipeline IV 33, a dust removing tower body 34, a dust removing baffle 35, a, The device comprises a purification liquid spray head 41, a pump 42, a purification liquid return pipe 43, a purification liquid storage tank 44, a gas purification cylinder 45, a purification liquid branch pipe 46, a purification liquid branch pipe 47, an upper cylinder 48, a middle cylinder 49, a lower cylinder 50, a first through hole 51, a second through hole 52, a liquid distributor 53, an exhaust port 54, a dehumidification tower 55, a dehumidification baffle 56, a cavity III 57, a cavity IV 58, an air inlet 59, a liquid outlet 60, a support leg II 61, a support leg III 62, a liquid outlet 63 and an exhaust port III 64.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

As shown in fig. 1 and 2, the medium-high temperature waste gas treatment system with multi-stage oil-gas separation function comprises a fan 1, an air inlet connecting pipe 2, a box 3, a group of air-cooled pipes 4, a cold air inlet pipeline 5, a high-temperature gas inlet 6, a low-temperature gas outlet 8, a cold air outlet 9 and a cold air outlet 10, wherein the fan 1 is fixedly arranged at the top of the box 3, the air inlet end of the fan 1 is connected with one end of the air inlet connecting pipe 2, the air outlet end of the fan 1 is connected with one end of the cold air inlet pipeline 5, the group of air-cooled pipes 4 are arranged in parallel, the group of air-cooled pipes 4 are arranged in the box 3, the group of air-cooled pipes 4 are connected with one end of the cold air inlet pipeline 5, which is far away from the fan 1, the high-temperature gas inlet 6 and the low-temperature gas outlet 8 are both arranged on the outer wall of the box 3, and the high, the first cold air outlet 9 and the second cold air outlet 10 are both arranged on the outer wall of the box body 3, the first cold air outlet 9 and the second cold air outlet 10 are both connected with the first air cooling pipe 4, and the flowing direction of cold air in the first air cooling pipe 4 and the flowing direction of high-temperature air in the first high-temperature air flow channel 7 are perpendicular to each other.

The working principle of the air cooling oil removal tank is as follows: the high-temperature gas inlet I6 is positioned at the lower end part of the box body 3, the low-temperature gas outlet I8 is positioned at the upper end part of the box body 3, the high-temperature gas inlet I6 and the low-temperature gas outlet I8 are respectively positioned on two opposite surfaces of the box body 3, high-temperature gas in a high-temperature workshop continuously enters through the high-temperature gas inlet I6, therefore, the high-temperature gas enters through the high-temperature gas inlet I6, a high-temperature gas flow passage I7 is formed in the process that the high-temperature gas flows to the low-temperature gas outlet I8 in the box body 3, the high-temperature gas flow passage I7 flows from bottom to top, and in the process that the high-temperature gas flows through the high-temperature gas flow passage I7, because the group of air cooling pipes 4 penetrates through the high-temperature gas flow passage I7, and circulating cold air is filled in the group of air cooling, oil gas in the high-temperature gas is precooled and condensed and drops in the box body 3, so that the effect of removing the oil gas in the high-temperature gas is achieved.

Example two

Based on the structure of the embodiment, the outer wall of the box body 3 is provided with a second high-temperature gas inlet 12 and a second low-temperature gas outlet 13, and the second high-temperature gas inlet 12 and the second low-temperature gas outlet 13 form a second high-temperature gas flow passage 11 in the box body 3. The second group of high-temperature gas inlets 12 and the second group of low-temperature gas outlets 13 are arranged, and the two groups of high-temperature gas inlets and the two groups of high-temperature gas outlets can be flexibly installed according to field use conditions through the high-temperature gas flow channel 11 formed by the high-temperature gas inlets 12 and the low-temperature gas outlets 13.

Wherein, box 3 is the rectangle box structure, high temperature gas air inlet one 6 and two 13 of low temperature gas outlet are located the same vertical lateral wall of box 3, two 12 of high temperature gas air inlet and one 8 of low temperature gas outlet are located the same vertical lateral wall of box 3, two 12 relative settings of high temperature gas air inlet one 6 and high temperature gas air inlet to high temperature gas air inlet one 6 and two 12 lower tip that are located box 3 of high temperature gas air inlet, two 13 relative settings of low temperature gas outlet one 8 and low temperature gas outlet to low temperature gas outlet one 8 and two 13 of low temperature gas outlet are located the upper end of box 3. The group of air cooling pipes 4 are positioned between the horizontal height of the high-temperature gas inlet I6 and the horizontal height of the low-temperature gas outlet I8.

In addition, the first high-temperature gas flow channel 7 and the second high-temperature gas flow channel 11 are both arranged in an S shape, the first high-temperature gas flow channel 7 and the second high-temperature gas flow channel 11 both penetrate through the group of air cooling pipes 4, and the direction of air flow in the first high-temperature gas flow channel 7 and the second high-temperature gas flow channel 11 passes through the group of air cooling pipes 4 from bottom to top.

EXAMPLE III

Based on the structure of the second embodiment, the group of air-cooled pipes 4 is divided into the first air-cooled unit 14 and the second air-cooled unit 15, the first air-cooled unit 14 is located right above the second air-cooled unit 15, the first air-cooled unit 14 is located in the upper end portion of the box body 3, and the second air-cooled unit 15 is located in the lower end portion of the box body 3. And, the fixed stainless steel net 16 and a set of switching-over unit 17 that is equipped with of intermediate position of box 3, stainless steel net 16 and a set of switching-over unit 17 are located between air-cooled unit one 14 and air-cooled unit two 15 to stainless steel net 16 sets up directly over a set of switching-over unit 17, a set of switching-over unit 17 sets gradually along vertical direction, switching-over unit 17 includes a set of switching-over board 18, a set of switching-over board 18 is a setting along the horizontal direction, the cross-section of switching-over board 18 is "V" style of calligraphy.

The side wall of the box body 3 with the first cold air outlet 9 and the second cold air outlet 10 is adjacent to the side wall of the box body 3 with the first high-temperature gas inlet 6 and the second low-temperature gas outlet 13, the first cold air outlet 9 is located right above the second cold air outlet 10, the first cold air outlet 9 and the first air cooling unit 14 are arranged oppositely, and the second cold air outlet 10 and the second air cooling unit 15 are arranged oppositely.

In addition, the first cold air outlet 9 and the second cold air outlet 10 are covered with shutters 19.

Example four

In the above structure, in order to achieve a more ideal use effect, the lower end part of the box body 3 is provided with the sewage connector 20, the bottom surface of the box body 3 is provided with the first oil outlet 21 and the second oil outlet 22, the first oil outlet 21 and the second oil outlet 22 are both connected with the oil pan 23 through bolts, and the corner part of the lower end surface of the box body 3 is provided with the support 24.

EXAMPLE five

As shown in fig. 3, the middle and high temperature exhaust gas treatment system with multistage oil-gas separation function further comprises a dust removal tower 25, an exhaust gas purification tower 26, a dehumidification tower 27 and a second exhaust fan 28, a first gas pipeline 29 is connected between the dust removal tower 25 and the box body 3, a first exhaust port 30 is arranged at the upper end of the dust removal tower 25, a second gas pipeline 31 is arranged between the dust removal tower 25 and the exhaust gas purification tower 26, the second gas pipeline 31 is communicated with the exhaust gas purification tower 26, a third gas pipeline 32 is connected between the exhaust gas purification tower 26 and the dehumidification tower 27, and a fourth gas pipeline 33 is connected between the dehumidification tower 27 and the second exhaust fan 28.

Wherein, the dust removal tower 25 includes dust removal tower body 34 and dust baffle 35, dust baffle 35 sets up on the inside top surface of dust removal tower body 34 along vertical reverse to dust baffle 35 divides dust removal tower body 34 into cavity one 36 and cavity two 37, the inside bottom surface of dust baffle 35 and dust removal tower body 34 is not connected, and consequently cavity one 36 and cavity two 37 are the open communication structure, gas pipeline one 29 and dust removal tower 25 upper end outer wall connection, therefore gas pipeline one 29 is just setting up dust baffle 35's upper end, the lower tip of dust removal tower body 34 is equipped with dust exhaust port 38, be equipped with a set of landing leg one 39 on the outer wall of dust removal tower body 34.

Further, the exhaust gas purifying tower 26 includes an exhaust gas purifying tower body 40, a purifying liquid spray head 41, a pump 42, a purifying liquid return pipe 43, a purifying liquid storage tank 44 and a gas purifying cylinder 45, a certain amount of purifying liquid is stored in the lower end portion of the exhaust gas purifying tower body 40, the pump 42 can pump the purifying liquid in the exhaust gas purifying tower body 40 into the purifying liquid storage tank 44 and the gas purifying cylinder 45 through the purifying liquid return pipe 43, a purifying liquid branch pipe 46 and a purifying liquid branch pipe two 47 are provided on the purifying liquid return pipe 43, the purifying liquid branch pipe 46 is communicated with the purifying liquid storage tank 44, the purifying liquid branch pipe two 47 is provided in the upper end portion of the gas purifying cylinder 45, the purifying liquid spray head 41 is provided on the end portion of the purifying liquid branch pipe two 47 located in the gas purifying cylinder 45, and the purifying liquid spray head 41 is provided in the upper end portion of the gas purifying cylinder 45, the gas purification cylinder 45 comprises an upper cylinder 48, a middle cylinder 49 and a lower cylinder 50, the upper cylinder 48 and the lower cylinder 50 are both arranged in a conical shape, the lower end of the upper cylinder 48 is the same as the upper end of the lower cylinder 50 in diameter, the middle cylinder 49 is arranged between the lower end of the upper cylinder 48 and the upper end of the lower cylinder 50, the middle cylinder 49 is cylindrical, the diameter of the middle cylinder 49 is the same as the diameter of the lower end of the upper cylinder 48 and the upper end of the lower cylinder 50, the purifying liquid spray head 41 is positioned on the central line of the upper cylinder 48, the middle cylinder 49 and the lower cylinder 50, the lower end face of the lower cylinder 50 is provided with a group of first through holes 51, the lower end of the purifying liquid storage tank 44 is provided with a group of second through holes 52, the upper end face of the inner wall of the waste gas purification tower 40 is provided with a liquid distributor 53, the liquid distributor 53 is positioned under the purifying liquid storage tank 44, the outer wall of the waste gas purification tower body 40 is provided with a second exhaust port 54, the horizontal position of the second exhaust port 54 is below the horizontal position of the liquid distributor 53, the second exhaust port 54 is connected with one end of the third gas pipeline 32, the outer wall of the lower end of the waste gas purification tower body 40 is provided with a third group of supporting legs 62, and the lower end of the waste gas purification tower body 40 is provided with a first liquid outlet 63.

Thirdly, the dehumidifying tower 27 comprises a dehumidifying tower 55 and a dehumidifying baffle 56, the dehumidifying baffle 56 is arranged in the dehumidifying tower 55 along the vertical direction, the dehumidifying baffle 56 divides the dehumidifying tower 55 into a cavity III 57 and a cavity IV 58, a certain distance is arranged between the lower end part of the dehumidifying baffle 56 and the bottom of the dehumidifying tower 55, the cavity III 57 and the cavity IV 58 are communicated, a first air inlet 59 is arranged on the dehumidifying tower 55, one end of the gas pipeline III 32 is connected with the first air inlet 59, the upper end part of the dehumidifying baffle 56 is arranged right opposite to the first air inlet 59, the lower end part of the dehumidifying tower 55 is arranged in a conical shape, a second liquid outlet 60 is arranged at the bottom of the dehumidifying tower 55, and a set of two supporting legs 61 is arranged on the outer wall of the dehumidifying tower 55. In addition, the dehumidification tower 27 is provided with a third exhaust port 64, and one end of the gas pipeline four 33 is connected with the third exhaust port 64.

Based on the structure, the working method of the medium-high temperature waste gas treatment system with the multistage oil-gas separation function comprises the following steps:

1) firstly, continuously feeding cold air into a group of air cooling pipes 4 through a fan 1 and an air inlet connecting pipe 2;

2) then, high-temperature gas enters the box body 3 from the high-temperature gas inlet I6 and flows along the high-temperature gas flow passage I7 to the low-temperature gas outlet I8, and the high-temperature gas passes through the group of air cooling pipes 4 from bottom to top in the flowing process along the high-temperature gas flow passage I7;

3) when the high-temperature gas meets the group of air-cooled tubes 4 with lower temperature, under the matching action of the stainless steel wire mesh 16 and the group of reversing plates 18, oil drops are condensed on the stainless steel wire mesh 16 and the group of reversing plates 18, and finally the temperature of the high-temperature gas passing through the group of air-cooled tubes 4 is reduced and oil gas in the high-temperature gas can be removed;

4) the gas subjected to oil gas removal is discharged from a warm gas outlet I8, and the gas enters the dust removal tower 25 through a gas pipeline I29;

5) the gas entering the dust removing tower 25 is blocked by the dust removing baffle 35, impurities such as dust in the gas can be gathered on the dust removing baffle 35, and the gas is continuously filled into the first cavity 36;

6) as the gas in the first chamber 36 increases, the gas below the first chamber 36 finally enters the second chamber 37 and enters the second gas pipeline 31 through the first gas outlet 30;

7) the pump 42 is started, the purification liquid in the waste gas purification tower body 40 is continuously pumped into the first purification liquid branch pipe 46 and the second purification liquid branch pipe 47 through the purification liquid return pipe 43, the first purification liquid branch pipe 46 sends the purification liquid into the purification liquid storage tank 44, the second purification liquid branch pipe 47 sends the purification liquid into the purification liquid spray head 41, and the purification liquid spray head 41 sprays at the upper end part of the gas purification cylinder 45;

8) the gas enters the waste gas purification tower 26 through the second gas pipeline 31 and enters the purification liquid spray head 41, and the gas is pushed to move from top to bottom in the gas purification cylinder 45 along with the spraying liquid of the purification liquid spray head 41 along with the continuous gas entering of the second gas pipeline 31;

9) the gas in the gas purification cylinder 45 is discharged from the set of first through holes 51 at the bottom of the lower cylinder 50, and enters the gap between the inner wall of the waste gas purification tower 26 and the outer wall of the gas purification cylinder 45;

10) the gas moves from bottom to top, the purifying liquid storage tank 44 sprays the purifying liquid to the gap between the inner wall of the waste gas purifying tower 26 and the outer wall of the gas purifying cylinder 45 through a group of second through holes 52, and the purifying liquid is uniformly distributed through the liquid uniform distributor 53;

11) the purification liquid uniformly dropped by the liquid distributor 53 meets the gas moving from bottom to top, the gas is filtered and purified, and the gas moving to the upper part is discharged into the gas pipeline III 32 from the gas outlet II 54;

12) the gas enters a cavity III 57 of the dehumidification tower 55 along a gas pipeline III 32, the gas with the moisture collides with the dehumidification baffle 56, and the water vapor in the gas is condensed on the dehumidification baffle 56 and drops on the bottom of the dehumidification tower 55;

13) the more the gas in the dehumidification tower 55 gathers, the more the gas finally enters the chamber four 58 along the chamber three 57, and the gas moves upwards in the chamber four 58, and under the pumping action of the exhaust fan two 28, the gas is exhausted to the air along the gas pipeline four 33 through the exhaust fan two 28.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims (10)

1. The utility model provides a well high temperature exhaust treatment system with multistage oil-gas separation function which characterized in that: comprises a fan (1), an air inlet connecting pipe (2), a box body (3), a group of air cooling pipes (4), a cold air inlet pipeline (5), a high-temperature gas inlet I (6), a low-temperature gas outlet I (8), a cold air outlet I (9) and a cold air outlet II (10), wherein the fan (1) is fixedly arranged at the top of the box body (3), the air inlet end of the fan (1) is connected with one end of the air inlet connecting pipe (2), the air outlet end of the fan (1) is connected with one end of the cold air inlet pipeline (5), the group of air cooling pipes (4) are arranged in parallel, the group of air cooling pipes (4) are arranged in the box body (3), the group of air cooling pipes (4) are connected with one end of the cold air inlet pipeline (5) far away from the fan (1), the high-temperature gas inlet I (6) and the low-temperature gas outlet I (8) are both arranged on the outer, and high-temperature gas inlet (6) and low-temperature gas outlet (8) form high-temperature gas runner (7) in box (3), cold wind export (9) and cold wind export two (10) all set up on the outer wall of box (3) to cold wind export (9) and cold wind export two (10) all are connected with a set of air-cooled pipe (4), the gas flow direction of cold wind and the high-temperature gas's in high-temperature gas runner (7) flow direction perpendicular setting in a set of air-cooled pipe (4).

2. The medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to claim 1, wherein: and a second high-temperature gas inlet (12) and a second low-temperature gas outlet (13) are arranged on the outer wall of the box body (3), and the second high-temperature gas inlet (12) and the second low-temperature gas outlet (13) form a second high-temperature gas flow channel (11) in the box body (3).

3. The medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to claim 2, wherein: the box (3) is rectangular box structure, high temperature gas inlet (6) and low temperature gas outlet (13) are located on the same vertical side wall of box (3), high temperature gas inlet (12) and low temperature gas outlet (8) are located on the same vertical side wall of box (3), high temperature gas inlet (6) and high temperature gas inlet (12) set up relatively to high temperature gas inlet (6) and high temperature gas inlet (12) are located the lower tip of box (3), low temperature gas outlet (8) and low temperature gas outlet (13) set up relatively to low temperature gas outlet (8) and low temperature gas outlet (13) are located the upper end of box (3).

4. The medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to claim 3, wherein: the group of air cooling pipes (4) are located between the horizontal height of the high-temperature gas inlet I (6) and the horizontal height of the low-temperature gas outlet I (8).

5. The medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to claim 2, wherein: high-temperature gas runner one (7) and high-temperature gas runner two (11) all are "S" type setting, high-temperature gas runner one (7) and high-temperature gas runner two (11) all pass a set of forced air cooling pipe (4) to the direction of air current is by a set of forced air cooling pipe (4) down supreme in high-temperature gas runner one (7) and high-temperature gas runner two (11).

6. The medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to claim 3, wherein: a set of air-cooled pipe (4) is divided into air-cooled unit one (14) and air-cooled unit two (15), air-cooled unit one (14) is located air-cooled unit two (15) directly over, air-cooled unit one (14) is located the upper end of box (3), air-cooled unit two (15) is located the lower tip of box (3).

7. The medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to claim 6, wherein: the fixed stainless steel wire net (16) and a set of switching-over unit (17) that are equipped with of intermediate position of box (3), stainless steel wire net (16) and a set of switching-over unit (17) are located between air-cooled unit (14) and air-cooled unit two (15) to stainless steel wire net (16) set up directly over a set of switching-over unit (17), a set of switching-over unit (17) set gradually along vertical direction, switching-over unit (17) are including a set of switching-over board (18), a set of switching-over board (18) are a row setting along the horizontal direction, the cross-section of switching-over board (18) is "V" style of calligraphy.

8. The medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to claim 6, wherein: the side wall of the box body (3) with the first cold air outlet (9) and the second cold air outlet (10) is adjacent to the side wall of the box body (3) with the first high-temperature gas inlet (6) and the second low-temperature gas outlet (13), the first cold air outlet (9) is located right above the second cold air outlet (10), the first cold air outlet (9) and the first air cooling unit (14) are arranged oppositely, and the second cold air outlet (10) and the second air cooling unit (15) are arranged oppositely.

9. The medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to claim 1, wherein: the first cold air outlet (9) and the second cold air outlet (10) are respectively covered with a shutter (19).

10. The medium-high temperature exhaust gas treatment system with multi-stage oil-gas separation function according to claim 1, wherein: the sewage draining device is characterized in that a sewage draining connector (20) is arranged at the lower end part of the box body (3), a first oil outlet (21) and a second oil outlet (22) are arranged on the bottom surface of the box body (3), oil bearing discs (23) are connected to the first oil outlet (21) and the second oil outlet (22) through bolts, and a support (24) is arranged at the corner part of the lower end face of the box body (3).

Images