Hydrogen sulfide absorption device capable of generating reaction power

Abstract

The utility model discloses a hydrogen sulfide absorption device capable of generating reaction power, which comprises a tank body, a sealing cover is fixed at the upper end of the tank body, a liquid inlet is arranged on the sealing cover, a pressure gauge and a PH value detector are fixed at the upper end of the sealing cover, an annular upper cavity and an annular lower cavity are arranged in the tank body, the upper cavity and the lower cavity are communicated with each other, an air inlet is arranged on the tank body, and an air outlet is arranged on the air inlet. An air inlet is formed in the upper end of the tank body, the air inlet is communicated with the upper cavity, a liquid outlet is formed in the lower end of the tank body, a plurality of annularly-distributed spray heads are fixed in the tank body, the spray heads are communicated with the lower cavity, the spray heads are tangentially communicated with the interior of the tank body, tightening pieces are fixed in the spray heads, and blocking balls are arranged at the ends, close to the interior of the tank body, of the tightening pieces. The impact force generated by injecting the hydrogen sulfide gas directly impacts the sodium hydroxide solution, so that the sodium hydroxide solution in the tank body rotates, the hydrogen sulfide gas and the sodium hydroxide solution are mixed, and the reaction of the hydrogen sulfide and the sodium hydroxide solution is promoted.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydrogen sulfide treatment technical field, concretely is a kind of hydrogen sulfide absorption device of reaction power generation. BACKGROUND

[0002] In existing chemical production, hydrogen sulfide gas is often discharged as a harmful waste gas, since its great harm to the environment and human beings, sodium hydroxide solution is generally used to react and absorb hydrogen sulfide gas to produce sodium hydrosulfide product, so that both hydrogen sulfide raw materials are utilized, and the harm of hydrogen sulfide combustion discharge to the environment is prevented.

[0003] The existing hydrogen sulfide treatment method is to pass hydrogen sulfide gas into a sealed tank containing sodium hydroxide solution, in order to ensure that hydrogen sulfide gas and sodium hydroxide solution fully react, a motor and a stirring device are needed to stir during mixing, which consumes electric energy to drive the motor to work and wastes energy during the process.

[0004] And the high-pressure injection of hydrogen sulfide gas into the sealed tank will generate a large gas impact force, and the impact force generated by hydrogen sulfide gas cannot be reasonably utilized in the process of injecting hydrogen sulfide gas into the sealed tank, resulting in waste of kinetic energy.

[0005] Therefore, how to utilize the impact force generated by the injection of hydrogen sulfide gas to mix hydrogen sulfide gas and sodium hydroxide solution is a problem to be solved. UTILITY MODEL CONTENT

[0006] In view of the above problems, the utility model provides a hydrogen sulfide absorption device for generating reaction power, which solves the above problems.

[0007] To achieve the above purpose, the utility model provides the following technical scheme: a hydrogen sulfide absorption device for generating reaction power, comprising a tank body, the upper end of the tank body is fixed with a cover, the cover is provided with a liquid inlet, the upper end of the cover is fixed with a pressure gauge and a pH detector, the inside of the tank body is provided with an annular upper cavity and a lower cavity, the upper cavity and the lower cavity are communicated with each other, the tank body is provided with a gas inlet, the gas inlet is communicated with the upper cavity, the lower end of the tank body is provided with a liquid outlet, the inside of the tank body is fixed with a plurality of annularly distributed spray heads, the spray heads are communicated with the lower cavity.

[0008] The spray head is in tangential communication with the inside of the tank body, the inside of the spray head is fixed with a tightening member, the end close to the inside of the tank body of the tightening member is provided with a blocking ball, the end away from the tank body of the tightening member is fixed with a fixed rod, the fixed rod is fixed with a fixed cylinder, the fixed cylinder is slidably connected with a sliding rod, the sliding rod is fixedly connected with the blocking ball, the inside of the fixed cylinder is provided with a tension spring, one end of the tension spring is fixedly connected with the fixed rod, the other end of the fixed rod is fixedly connected with the sliding rod.

[0009] Preferably, the outer wall of the tank body is provided with a liquid level observation window, the liquid level observation window is in communication with the tank body, the inside of the tank body is provided with a stirring blade, the lower end of the stirring blade is rotatably connected with a connecting seat, and the connecting seat is fixed on the tank body.

[0010] Preferably, the height of the stirring blade is level with the height of the spray head.

[0011] Preferably, the inside of the tightening member is provided with a through hole, the diameters of the two ends of the through hole are larger than the diameter of the center, and the shape of the through hole of the tightening member is hourglass-shaped.

[0012] Preferably, the blocking ball is made of a soft anticorrosive material, and the shape of the blocking ball is spherical, hemispherical, circular truncated cone-shaped or conical.

[0013] Preferably, a check valve is arranged on the liquid inlet, a one-way valve is arranged at the upper cavity, and an electromagnetic valve is arranged on the liquid outlet at the lower end of the tank body.

[0014] Preferably, the liquid level observation window is made of an anticorrosive transparent material, and the outer wall of the tank body is provided with a scale corresponding to the liquid level observation window.

[0015] Preferably, the inside of the tank body is provided with a coil pipe, the coil pipe is arranged tangentially with the inner wall of the tank body, and the coil pipe is in communication with the upper cavity.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] 1. By arranging the spray head tangentially with the inside of the tank body, and arranging the tightening member in the inside of the spray head, after the high-pressure hydrogen sulfide enters the spray head, the flow speed of the hydrogen sulfide is increased again through the tightening member, so that the high-pressure hydrogen sulfide gas tangentially impacts the sodium hydroxide solution in the inside of the tank body, through arranging multiple spray heads, the sodium hydroxide solution in the inside of the tank body is rotated, so that the hydrogen sulfide gas and the sodium hydroxide solution are mixed, and the reaction of the hydrogen sulfide and the sodium hydroxide solution is promoted.

[0018] 2, through the pressure gauge can view the pressure change inside the tank, prevent excessive pressure, through the PH value detection meter can view the PH value change inside the tank, determine the reaction degree of hydrogen sulfide gas and sodium hydroxide solution, at the same time in the inside rotation of the tank is provided with stirring vane, the impact force produced by the high pressure hydrogen sulfide gas from the spray head directly acts on the stirring vane, and then drive the sodium hydroxide solution inside the tank to rotate, make hydrogen sulfide gas and sodium hydroxide solution mixing, promote the reaction of hydrogen sulfide and sodium hydroxide solution. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is the whole structure schematic diagram of the utility model;

[0021] Figure 3 It is the inside schematic diagram of the utility model;

[0022] Figure 4 It is the inside schematic diagram of the utility model;

[0023] Figure 5 It is the spray head whole schematic diagram of the utility model;

[0024] Figure 6 It is the spray head cross section schematic diagram of the utility model;

[0025] Figure 7 It is the tank cross section schematic diagram of the utility model.

[0026] Marked in the drawing: 1, tank; 2, spray head; 3, stirring vane; 4, coil; 11, liquid level observation window; 12, cover; 13, liquid inlet; 14, pressure gauge; 15, PH value detection meter; 16, upper cavity; 17, lower cavity; 18, gas inlet; 21, tightening member; 22, plugging ball; 23, fixed rod; 24, fixed cylinder; 25, slide bar; 26, tension spring; 31, connecting seat. DETAILED DESCRIPTION

[0027] The embodiment of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0028] Example 1:

[0029] Please refer to Figure 1 , and 2 and Figure 7The utility model provides a kind of reaction power generation hydrogen sulfide absorption device, including tank body 1, the upper end of the tank body 1 is fixed with cover 12, the cover 12 is equipped with liquid inlet 13, the upper end of the cover 12 is fixed with pressure gauge 14 and PH value detection meter 15, annular upper cavity 16 and lower cavity 17 are set in the tank body 1, the upper cavity 16 and lower cavity 17 are communicated with each other, air inlet 18 is set in the tank body 1, the air inlet 18 is communicated with upper cavity 16, the lower end of the tank body 1 is equipped with liquid outlet, a plurality of annular distribution nozzles 2 are fixed in the tank body 1, the nozzle 2 is communicated with lower cavity 17, the inside of the tank body 1 is equipped with coil pipe 4, the coil pipe 4 is tangentially arranged with the inner wall of tank body 1, the coil pipe 4 is communicated with upper cavity 16, by hydrogen sulfide gas through air inlet 18 through upper cavity 16, hydrogen sulfide gas in upper cavity 16 is discharged into the inside of tank body 1 by coil pipe 4, simultaneously because coil pipe 4 is tangentially arranged with the inner wall of tank body 1, hydrogen sulfide gas discharged by coil pipe 4 is back to sodium hydroxide solution in the inside of tank body 1 and is impacted, so that sodium hydroxide solution rotates, makes sodium hydroxide solution and hydrogen sulfide gas mix mutually.

[0030] Example 2:

[0031] Please refer to Figure 2 、 Figure 3 And Figure 4 A kind of reaction power generation hydrogen sulfide absorption device, including tank body 1, the upper end of the tank body 1 is fixed with cover 12, the cover 12 is equipped with liquid inlet 13, the liquid inlet 13 is equipped with check valve, the upper cavity 16 is equipped with check valve, the lower end of the tank body 1 is equipped with solenoid valve, the upper end of the cover 12 is fixed with pressure gauge 14 and PH value detection meter 15, the pressure change in the inside of tank body 1 can be viewed by pressure gauge 14, prevent pressure to be too big, the PH value change in the inside of tank body 1 can be viewed by PH value detection meter 15, determine the reaction degree of hydrogen sulfide gas and sodium hydroxide solution, annular upper cavity 16 and lower cavity 17 are set in the inside of the tank body 1, the upper cavity 16 and lower cavity 17 are communicated with each other, by upper cavity 16 and lower cavity 17 are communicated with each other, simultaneously, upper cavity 16 is communicated with air inlet 18, it is convenient to introduce the hydrogen sulfide gas injected from air inlet 18 into lower cavity 17, and is sprayed by nozzle 2 communicated with lower cavity 17, promote sodium hydroxide solution in the tank body 1 to rotate, air inlet 18 is set in the tank body 1, the air inlet 18 is communicated with upper cavity 16, the lower end of the tank body 1 is equipped with liquid outlet, by liquid outlet, after the liquid of hydrogen sulfide gas and sodium hydroxide solution is mixed, is discharged, from liquid inlet 13 place re-injection sodium hydroxide solution, ensure the next reaction with hydrogen sulfide gas, a plurality of annular distribution nozzles 2 are fixed in the inside of the tank body 1, the nozzle 2 is communicated with lower cavity 17.

[0032] Please refer to Figure 4、 Figure 5 and Figure 6 The spray head 2 is in tangential communication with the inside of the tank body 1, the inside of the spray head 2 is fixed with a tightening member 21, the tightening member 21 is provided with a blocking ball 22 at one end close to the inside of the tank body 1, the inside of the tightening member 21 is provided with a through hole, the diameter of both ends of the through hole is larger than the diameter of the center, the shape of the through hole of the tightening member 21 is hourglass-shaped, by setting the spray head 2 in tangential with the inside of the tank body 1, and setting the tightening member 21 in the inside of the spray head 2, after the high-pressure hydrogen sulfide enters the spray head 2, it will increase the flow speed again through the tightening member 21, so that the high-pressure hydrogen sulfide gas impacts the sodium hydroxide solution in the inside of the tank body 1 tangentially, by setting multiple spray heads 2, the sodium hydroxide solution in the inside of the tank body 1 rotates, and then the hydrogen sulfide gas and the sodium hydroxide solution are mixed, to promote the reaction of hydrogen sulfide and sodium hydroxide solution, the end of the tightening member 21 away from the tank body 1 is fixed with a fixed rod 23, the fixed rod 23 is fixed with a fixed cylinder 24, the fixed cylinder 24 is slidably connected with a sliding rod 25, the sliding rod 25 is fixedly connected with the blocking ball 22, the inside of the fixed cylinder 24 is provided with a tension spring 26, one end of the tension spring 26 is fixedly connected with the fixed rod 23, the other end of the fixed rod 23 is fixedly connected with the sliding rod 25, when the hydrogen sulfide gas is sprayed out, it will push the blocking ball 22 away from the tightening member 21, at this time the sliding rod 25 moves, the tension spring 26 is stretched, when the hydrogen sulfide gas is not filled, the tension spring 26 restores to quickly pull the blocking ball 22 back through the sliding rod 25, to block the tightening member 21, to prevent the sodium hydroxide solution in the inside of the tank body 1 from flowing into the spray head 2, the blocking ball 22 is made of corrosion-resistant soft material, the shape of the blocking ball 22 is spherical, hemispherical, circular truncated cone and conical, which is convenient for the blocking ball 22 to fit with the hole of the tightening member 21, to ensure the sealing property and prevent the sodium hydroxide solution in the tank body 1 from seeping in.

[0033] Please refer to Figure 2 、 Figure 3 and Figure 4The outer wall of the tank body 1 is provided with a liquid level observation window 11, the liquid level observation window 11 is communicated with the tank body 1, the liquid level observation window 11 is made of corrosion-resistant transparent material, the outer wall of the tank body 1 is provided with a scale corresponding to the liquid level observation window 11, the height of the solution in the tank body 1 can be observed through the liquid level observation window 11, so that the excessive sodium hydroxide solution is prevented from being introduced, the inside of the tank body 1 is provided with the stirring blade 3, the stirring blade 3 is rotatably arranged in the tank body 1, the impact force of the high-pressure hydrogen sulfide gas sprayed from the nozzle 2 directly acts on the stirring blade 3, so that the sodium hydroxide solution in the tank body 1 is driven to rotate, the hydrogen sulfide gas and the sodium hydroxide solution are mixed, and the reaction of the hydrogen sulfide and the sodium hydroxide solution is promoted, the lower end of the stirring blade 3 is rotatably connected with a connecting seat 31, the connecting seat 31 is fixed on the tank body 1, the height of the stirring blade 3 is flush with the height of the nozzle 2, so that the high-pressure hydrogen sulfide gas sprayed from the nozzle 2 directly impacts the stirring blade 3, the stirring blade 3 is driven to rotate, and the sodium hydroxide solution in the tank body 1 is driven to rotate.

[0034] When the utility model is used:

[0035] Firstly, the liquid inlet 13 is connected with a sodium hydroxide solution injection pipe, the gas inlet 18 is connected with a hydrogen sulfide injection pipe, the sodium hydroxide solution is injected into the tank body 1, and the liquid level height of the sodium hydroxide solution injection is observed through the liquid level observation window 11, and the sodium hydroxide solution injection is stopped after completion.

[0036] Then, the hydrogen sulfide gas is continuously introduced through the gas inlet 18, the hydrogen sulfide gas enters the upper cavity 16 and enters the lower cavity 17, the hydrogen sulfide gas in the lower cavity 17 is sprayed into the inside of the tank body 1 through the nozzle 2, when the hydrogen sulfide gas is sprayed, the blocking ball 22 leaves the tightening member 21;

[0037] Then, after the high-pressure hydrogen sulfide enters the nozzle 2, the flow speed of the high-pressure hydrogen sulfide gas is increased again through the tightening member 21, so that the high-pressure hydrogen sulfide gas tangentially impacts the sodium hydroxide solution in the inside of the tank body 1, the sodium hydroxide solution in the inside of the tank body 1 is driven to rotate, the hydrogen sulfide gas and the sodium hydroxide solution are mixed, and the reaction of the hydrogen sulfide and the sodium hydroxide solution is promoted.

[0038] Finally, the process that the hydrogen sulfide gas and the sodium hydroxide solution react is observed through the PH value detector 15, the hydrogen sulfide gas is not introduced after the reaction is completed, when the hydrogen sulfide gas is not filled, the tension spring 26 restores the blocking ball 22 to be quickly pulled back through the slide rod 25, the tightening member 21 is blocked, the sodium hydroxide solution in the inside of the tank body 1 is prevented from flowing into the nozzle 2, at this time, the solution in the inside of the tank body 1 is discharged through the liquid outlet, the sodium hydroxide solution is re-injected from the liquid inlet 13, and the sodium hydroxide solution is re-injected from the liquid inlet 13.

[0039] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A hydrogen sulfide absorption device that generates reaction power, characterized by: The utility model provides a kind of liquid tank, including the tank body (1), the upper end of the tank body (1) is fixed with cover (12), the cover (12) is equipped with liquid inlet (13), the upper end of the cover (12) is fixed with pressure gauge (14) and PH value detection meter (15), the inside of the tank body (1) is equipped with annular upper cavity (16) and lower cavity (17), the upper cavity (16) and lower cavity (17) are communicated, the tank body (1) is equipped with air inlet (18), the air inlet (18) is communicated with upper cavity (16), the lower end of the tank body (1) is equipped with liquid outlet, the inside of the tank body (1) is fixed with multiple annular distribution nozzles (2), the nozzle (2) is communicated with lower cavity (17); The nozzle (2) is tangentially communicated with the inside of the tank body (1), the inside of the nozzle (2) is fixed with a tightening member (21), one end of the tightening member (21) close to the inside of the tank body (1) is equipped with a blocking ball (22), the other end of the tightening member (21) away from the tank body (1) is fixed with a fixed rod (23), the fixed rod (23) is fixed with a fixed cylinder (24), the fixed cylinder (24) is slidably connected with a sliding rod (25), the sliding rod (25) is fixedly connected with the blocking ball (22), the inside of the fixed cylinder (24) is equipped with a tension spring (26), one end of the tension spring (26) is fixedly connected with the fixed rod (23), the other end of the fixed rod (23) is fixedly connected with the sliding rod (25).

2. A hydrogen sulfide absorption device that generates reaction power according to claim 1, characterized by: The outer wall of the tank body (1) is equipped with a liquid level observation window (11), the liquid level observation window (11) is communicated with the tank body (1), the inside of the tank body (1) is equipped with a stirring blade (3), the lower end of the stirring blade (3) is rotatably connected with a connecting seat (31), the connecting seat (31) is fixed on the tank body (1).

3. A hydrogen sulfide absorbing apparatus that generates reaction power according to claim 2, characterized by: The height of the stirring blade (3) is level with the height of the nozzle (2).

4. The hydrogen sulfide absorbing apparatus of claim 1, wherein: The inside of the tightening member (21) is equipped with a through hole, the diameters of both ends of the through hole are larger than the diameter of the center, and the shape of the through hole of the tightening member (21) is hourglass-shaped.

5. The hydrogen sulfide absorbing apparatus of claim 1, wherein: The blocking ball (22) is made of corrosion-resistant soft material, and the shape of the blocking ball (22) is spherical, hemispherical, circular truncated cone or conical.

6. The hydrogen sulfide absorbing apparatus of claim 1, wherein: A check valve is arranged on the liquid inlet (13), a one-way valve is arranged at the upper cavity (16), and an electromagnetic valve is arranged on the liquid outlet at the lower end of the tank body (1).

7. A hydrogen sulfide absorbing apparatus that generates reaction power according to claim 2, characterized by: The liquid level observation window (11) is made of corrosion-resistant transparent material, and the outer wall of the tank body (1) is equipped with a scale corresponding to the liquid level observation window (11).

8. The hydrogen sulfide absorbing apparatus of claim 1, wherein: The inside of the tank body (1) is equipped with a coil pipe (4), the coil pipe (4) is tangentially arranged with the inner wall of the tank body (1), and the coil pipe (4) is communicated with the upper cavity (16).

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