Phosphorous acid crude product deacidification device with gas collection mechanism

Abstract

The utility model relates to the technical field of production deacidification, in particular to a phosphorous acid crude product deacidification device with a gas collecting mechanism, which comprises a deacidification reaction kettle, a supporting outer frame is assembled outside the deacidification reaction kettle in a supporting manner, and a gas collecting seat is assembled on the right side of the top of the deacidification reaction kettle. A collecting butt joint seat is integrally arranged at the upper end of the gas collecting seat, a collecting connecting pipe is connected to the upper end of the collecting butt joint seat, a collecting pump is connected to the lower end of the collecting connecting pipe, a gas pumping pipe is connected to the lower end of the collecting pump, a gas collecting tank is assembled below the collecting pump, and the gas pumping pipe is assembled in the gas collecting tank in an inserted mode through a sealing flange. The gas collecting tank is assembled on the outer wall of the right side of the supporting outer frame. According to the reaction kettle, gas generated during operation reaction can be conveniently collected and stored, and the situation that gas spills to affect safety production is not easily caused.

Description

Technical Field

[0001] The utility model relates to the technical field of production deacidification, in particular to a crude phosphorous acid deacidification device with a gas collecting mechanism. Background Art

[0002] A deacidification kettle is a reactor used for deacidification treatment. It is widely used in the deacidification process of phosphorous acid production, and usually requires the use of a deacidification reactor and other devices;

[0003] In this regard, China applied for patent number: CN202222779286.0, which discloses a deacidification device for producing dimethyl phosphite. It includes a motor, a gas outlet, a rotating shaft, a steam outlet, a sling plate, a reaction liquid outlet, a steam inlet, a liquid collecting pipe, a jacket and a reaction liquid inlet, and is characterized in that: the deacidification device is composed of more than two levels of variable diameter sling plates, and the diameter of the sling plates gradually decreases from top to bottom along the deacidification device, and a liquid collecting pipe is provided on the inner wall surface of the deacidification device above each level of the sling plate. The deacidification device and the use method of the utility model adopt a multi-stage variable diameter sling plate, which prevents the channeling and dry wall phenomenon in the lower half of the deacidification device due to the gradual reduction of the feed liquid during the deacidification process, and the liquid film is more evenly distributed, thereby improving the hydrogen chloride removal efficiency and the yield and quality of dimethyl phosphite;

[0004] However, the existing crude phosphorous acid deacidification device is inconvenient to collect and store the gas generated during the operation reaction, which easily causes gas spillage and affects safe production;

[0005] Therefore, in order to solve the above problems, a crude phosphorous acid deacidification device with a gas collection mechanism is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a crude phosphorous acid deacidification device with a gas collection mechanism to solve the problem in the above-mentioned background technology that the existing crude phosphorous acid deacidification device is inconvenient to collect and store the gas generated during the operation reaction, which easily causes gas leakage and affects safe production.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crude phosphorous acid deacidification device with a gas collection mechanism, comprising a deacidification reactor, the external support of the deacidification reactor is equipped with a support outer frame, a gas collection seat is equipped on the top right side of the deacidification reactor, a collection docking seat is integrally provided on the upper end of the gas collection seat, a collection connecting pipe is connected to the upper end of the collection docking seat, a collection pump is connected to the lower end of the collection connecting pipe, a pump air pipe is connected to the lower end of the collection pump, a gas collecting tank is equipped below the collection pump, the pump air pipe is installed inside the gas collecting tank through a sealing flange, and the gas collecting tank is installed on the right outer wall of the support outer frame.

[0008] Preferably, a docking cap is integrally provided at one end of the collecting connecting pipe close to the collecting docking seat, and the collecting connecting pipe is made of soft material.

[0009] Preferably, an auxiliary loose cap is installed on the inner side of the gas collection seat, a support rod is installed on the top of the auxiliary loose cap, a support side frame is installed on the upper end of the support rod, an assembly inner ring is installed on the side of the support side frame, and the assembly inner ring is threadedly connected to the inside of the collection docking seat.

[0010] Preferably, the auxiliary loose cap is made of a relatively soft material, and the back of the auxiliary loose cap and the support rod are supported and assembled by reinforcing internal ribs. A limiting ring is fixed on the upper part of the support rod, and two groups of limiting rings are located at the upper and lower ends of the supporting side frame. A torsion block is fixed on the top of the support rod, and the supporting side frame is inclined from the inside to the outside.

[0011] Preferably, a detection docking seat is integrally provided on the right side of the gas collection seat, a detection cap is mounted on the outside of the detection docking seat, a detection probe is mounted on the inner end of the detection cap, the detection probe is inserted inside the detection docking seat, a processing component is mounted on the outside of the detection cap, and the processing component and the detection probe are electrically connected through a wire.

[0012] Preferably, the gas collecting tank is filled with a buffer solution, a drain valve is provided at the bottom of the gas collecting tank, a degassing docking seat is provided on the right side of the top of the gas collecting tank, and a degassing pipe is connected to the outer end of the degassing docking seat.

[0013] Preferably, support transverse ribs are welded between two adjacent groups of the support outer frames, and the support transverse ribs and the outer cover of the support outer frames are equipped with a protective net.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model is convenient for collecting and storing the gas generated during the operation reaction, and is not likely to cause gas spillage and affect safe production;

[0015] 1. The utility model is provided with a gas collecting seat and a collecting docking seat, which facilitates the collection of gas through a collecting connecting pipe and a collecting pump to avoid the safety impact of gas dispersion. Through this design, the convenience and practicality of the crude phosphorous acid deacidification device are improved.

[0016] 2. The utility model is provided with a pump air pipe and a gas collecting tank, which makes it convenient to pump other gases into the gas collecting tank through the pump air pipe, making the gas collection operation more convenient and efficient, and facilitating the collection of production gases through the gas collecting tank. This design improves the convenience and practicality of the crude phosphorous acid deacidification device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of a front cross-section of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of a top view cross section of the structure of the utility model;

[0019] Figure 3 This is a front view cross-sectional schematic diagram of the local structure of the gas collection seat of the utility model;

[0020] Figure 4 For this utility model Figure 3 A schematic diagram of the structure enlargement in the middle;

[0021] Figure 5 For this utility model Figure 3 A magnified schematic diagram of the structure at B in the middle;

[0022] In the figure: 100, deacidification reactor; 110, supporting outer frame; 111, supporting transverse ribs; 112, protective net; 200, gas collection seat; 201, auxiliary loose cap; 202, support rod; 203, supporting side frame; 204, assembly inner ring; 205, strengthening inner ribs; 206, limiting ring; 207, twist block; 210, collection docking seat; 220, collection connecting pipe; 221, docking cap; 230, collection pump; 240, pump air pipe; 250, detection docking seat; 251, detection cap; 252, detection probe; 253, processing component; 300, gas collecting tank; 301, buffer solution; 302, drain valve; 310, air release docking seat; 311, air release pipe. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 , an embodiment provided by the utility model:

[0025] A crude phosphorous acid deacidification device with a gas collection mechanism, comprising a deacidification reactor 100, the external support of the deacidification reactor 100 is equipped with a support outer frame 110, a gas collection seat 200 is equipped on the right side of the top of the deacidification reactor 100, a collection docking seat 210 is integrally arranged on the upper end of the gas collection seat 200, a collection connecting pipe 220 is connected to the upper end of the collection docking seat 210, a collection pump 230 is connected to the lower end of the collection connecting pipe 220, a pump air pipe 240 is connected to the lower end of the collection pump 230, a gas collecting tank 300 is equipped below the collection pump 230, the pump air pipe 240 is installed in the gas collecting tank 300 through a sealing flange, and the gas collecting tank 300 is installed on the right outer wall of the support outer frame 110;

[0026] Furthermore, a docking cap 221 is integrally provided at one end of the collection connection pipe 220 close to the collection docking seat 210, and the collection connection pipe 220 is made of a soft material. This design facilitates docking and disassembly of the collection docking seat 210, making subsequent use, replacement and maintenance more convenient.

[0027] Furthermore, an auxiliary loose cap 201 is mounted inside the gas collection seat 200, a support rod 202 is mounted on the top of the auxiliary loose cap 201, a support side frame 203 is mounted on the upper end of the support rod 202, an assembly inner ring 204 is mounted on the side of the support side frame 203, and the assembly inner ring 204 is threadedly connected to the inside of the collection docking seat 210. Through this design, it is convenient to support the auxiliary loose cap 201, so that the auxiliary loose cap 201 is convenient for the maintenance of the inner end of the gas collection seat 200, and liquid is prevented from splashing out through the gas collection seat 200, making the operation more convenient;

[0028] Furthermore, the auxiliary loose cap 201 is made of a relatively soft material, and the back of the auxiliary loose cap 201 and the support rod 202 are supported and assembled by reinforcing the inner ribs 205. A limit ring 206 is fixed on the upper part of the support rod 202. Two sets of limit rings 206 are located at the upper and lower ends of the support side frame 203. A torsion block 207 is fixed on the top of the support rod 202. The support side frame 203 is inclined from the inside to the outside. Through this design, it is convenient to stably support and assemble the auxiliary loose cap 201 and the support rod 202.

[0029] Furthermore, a detection docking seat 250 is integrally provided on the right side of the gas collection seat 200, and a detection cap 251 is sleeved on the outside of the detection docking seat 250, and a detection probe 252 is installed on the inner end of the detection cap 251. The detection probe 252 is inserted into the detection docking seat 250, and a processing component 253 is installed on the outside of the detection cap 251. The processing component 253 and the detection probe 252 are electrically connected through a wire. Through this design, it is convenient to perform auxiliary detection inside it, so as to grasp its gas-related data;

[0030] Furthermore, the gas collecting tank 300 is filled with a buffer solution 301, the bottom of the gas collecting tank 300 is equipped with a drain valve 302, the top right side of the gas collecting tank 300 is equipped with a gas release docking seat 310, and the outer end of the gas release docking seat 310 is connected to a gas release pipe 311. This design facilitates the auxiliary collection of the gas inside the gas collecting tank 300, and also facilitates the cooling and buffering of the collected gas.

[0031] Furthermore, support transverse ribs 111 are welded between two adjacent groups of support outer frames 110, and the support transverse ribs 111 and the external cover of the support outer frame 110 are equipped with a protective net 112. Through this design, it is convenient to protect the external cover of the deacidification reactor 100 to avoid accidental contact and burns.

[0032] Working principle: When assembled and used, the protective net 112 is used to protect the deacidification reactor 100, which is convenient for the protection of the cover. It is not easy to be accidentally touched and affect safety. Furthermore, during the reaction, the gas generated during the reaction is collected by assembling the gas collection seat 200. The gas is pumped into the gas collecting tank 300 by the cooperation of the collection docking seat 210, the collection connecting pipe 220 and the collection pump 230 with the cooperation of the pump air pipe 240. The gas is cooled and collected by the buffer solution 301. During collection, the auxiliary loose cap 201 and the support rod 202 are used to assist in shielding the inside of the gas collection seat 200 to prevent liquid from splashing out. At the same time, when the detection probe 252 is inserted and assembled, the detection probe 252 is convenient for auxiliary detection of the gas passing through the inside of the gas collection seat 200, so as to grasp its gas-related data in real time, making gas collection more convenient and efficient. The operation ends here.

[0033] It should be noted that in the present application, the connection and specific connection structure of the detection probe 252 and the processing component 253 and the detection principle are all prior arts, and are common knowledge to those skilled in the art, and can be implemented through a variety of implementation methods, and no other special requirements are made in the present application, as long as it can realize the functions in the present application, so no specific limitation is made here;

[0034] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A crude phosphorous acid deacidification device with a gas collection mechanism, comprising a deacidification reactor (100), characterized in that: The deacidification reactor (100) is supported externally by a support outer frame (110), and a gas collecting seat (200) is provided on the right side of the top of the deacidification reactor (100). A collecting docking seat (210) is integrally provided on the upper end of the gas collecting seat (200). A collecting connecting pipe (220) is connected to the upper end of the collecting docking seat (210), and a collecting pump (230) is connected to the lower end of the collecting connecting pipe (220). A pump air pipe (240) is connected to the lower end of the collecting pump (230). A gas collecting tank (300) is provided below the collecting pump (230), and the pump air pipe (240) is installed inside the gas collecting tank (300) through a sealing flange. The gas collecting tank (300) is installed on the right outer wall of the support outer frame (110).

2. The crude phosphorous acid deacidification device with a gas collection mechanism according to claim 1, characterized in that: A docking cap (221) is integrally provided at one end of the collection connecting pipe (220) close to the collection docking seat (210), and the collection connecting pipe (220) is made of a soft material.

3. The crude phosphorous acid deacidification device with a gas collection mechanism according to claim 1, characterized in that: An auxiliary loose cap (201) is installed on the inner side of the gas collection seat (200), a support rod (202) is installed on the top of the auxiliary loose cap (201), a support side frame (203) is installed on the upper end of the support rod (202), an assembly inner ring (204) is installed on the side of the support side frame (203), and the assembly inner ring (204) is threadedly connected to the inside of the collection docking seat (210).

4. A crude phosphorous acid deacidification device with a gas collection mechanism according to claim 3, characterized in that: The auxiliary loose cap (201) is made of a relatively soft material, and the back of the auxiliary loose cap (201) and the support rod (202) are supported and assembled by reinforcing inner ribs (205). A limiting ring (206) is fixedly provided on the upper part of the support rod (202). Two groups of limiting rings (206) are located at the upper and lower ends of the support side frame (203). A torsion block (207) is fixed on the top of the support rod (202). The support side frame (203) is inclined from the inside to the outside.

5. The crude phosphorous acid deacidification device with a gas collection mechanism according to claim 1, characterized in that: A detection docking seat (250) is integrally provided on the right side of the gas collection seat (200); a detection cap (251) is mounted on the outside of the detection docking seat (250); a detection probe (252) is mounted on the inner end of the detection cap (251); the detection probe (252) is inserted into the detection docking seat (250); a processing component (253) is mounted on the outside of the detection cap (251); and the processing component (253) and the detection probe (252) are electrically connected via a wire.

6. The crude phosphorous acid deacidification device with a gas collection mechanism according to claim 1, characterized in that: The gas collecting tank (300) is filled with a buffer solution (301), the bottom of the gas collecting tank (300) is equipped with a liquid discharge valve (302), the top right side of the gas collecting tank (300) is equipped with a gas release docking seat (310), and the outer end of the gas release docking seat (310) is connected to a gas release pipe (311).

7. The crude phosphorous acid deacidification device with a gas collection mechanism according to claim 1, characterized in that: A support transverse rib (111) is welded between two adjacent groups of the support outer frames (110), and a protective net (112) is installed outside the support transverse rib (111) and the support outer frames (110).

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