Chemical material volatile gas treatment system

Abstract

The chemical material volatile gas treatment system comprises a material storage tank, a condensation assembly and a pressure supplementing assembly, the condensation assembly comprises a condensation box, a gas conveying pump, a gas valve and a liquid valve, a zigzag condensation channel is arranged in the condensation box, the condensation box is further provided with a liquid outlet channel communicated with the bottom end of the condensation channel, one end of the gas conveying pump is communicated with the material storage tank, and the other end of the gas conveying pump is communicated with the liquid outlet channel. The other end of the liquid outlet channel is communicated with one end of the condensation channel so that volatile gas can be guided into the condensation channel, the gas valve is arranged at the other end of the condensation channel, and the liquid valve is arranged on the liquid outlet channel. According to the chemical material volatile gas treatment system provided by the utility model, the protective gas is introduced into the condensation channel through the pressure supplementing assembly, so that the gas pressure in the condensation channel is increased. Due to the fact that the air pressure in the condensation channel rises, the gasified chemical materials are condensed more easily, and then the liquefied chemical materials and residual gas in the condensation channel can be led out by opening the liquid valve and the gas valve respectively. The liquefaction proportion of gaseous chemical materials is increased, and waste of the chemical materials is avoided.

Description

Technical Field

[0001] The utility model relates to the field of chemical equipment, in particular to a chemical material volatile gas processing system. Background Art

[0002] Currently, the only method for removing the tail gas from chemical material storage tanks is to use activated carbon adsorbers. Activated carbon adsorbers have the following disadvantages: short service life of activated carbon; high loss rate of chemical materials in storage tanks after volatilization. Moreover, activated carbon adsorbers only remove chemical material vapor from the tail gas of chemical material storage tanks, and do not condense and recycle the chemical material vapor.

[0003] The existing chemical material volatile gas treatment system can be found in the patent application number CN201620818032.7, which installs a condenser in front of the activated carbon adsorber on the top of the chemical material storage tank to condense the chemical material vapor and recycle it into the chemical material storage tank. However, the proportion of chemical materials condensed by the condenser is not high, resulting in a waste of chemical materials.

[0004] Therefore, how to increase the proportion of chemical materials condensed by the condenser is a technical problem that needs to be solved urgently. Utility Model Content

[0005] The purpose of the utility model is to overcome the above technical deficiencies, propose a chemical material volatile gas treatment system, and solve the technical problem of how to increase the proportion of chemical materials condensed by the condenser in the prior art.

[0006] In order to achieve the above technical objectives, the technical solution of the utility model includes a chemical material volatile gas treatment system, which includes:

[0007] Storage tanks;

[0008] A condensation assembly, comprising a condensation box, an air delivery pump, an air valve and a liquid valve, wherein the condensation box has a tortuous condensation channel, and the condensation box also has a liquid outlet channel connected to the bottom end of the condensation channel, one end of the air delivery pump is connected to the storage tank, and the other end is connected to one end of the condensation channel to introduce volatile gas into the condensation channel, the air valve is installed at the other end of the condensation channel, and the liquid valve is installed at the liquid outlet channel;

[0009] A pressure replenishing component introduces protective gas into the condensation channel to increase the gas pressure in the condensation channel.

[0010] Preferably, the pressure boosting assembly comprises an air storage tank and a pressure boosting pump, the air storage tank is used to store protective gas, one end of the pressure boosting pump is connected to the air storage tank, and the other end of the pressure boosting pump is connected to the condensation channel.

[0011] Preferably, the pressure-compensating assembly further comprises a first one-way valve, and the first one-way valve is installed between the air storage tank and the pressure-compensating pump.

[0012] Preferably, the condensation component further includes a second one-way valve, and the second one-way valve is installed between the storage tank and the gas pump.

[0013] Preferably, the condensation box comprises a box body and a condensation tube, and the box body is filled with cooling water, the condensation tube coil is arranged in the box body, and the condensation channel is located in the condensation tube.

[0014] Preferably, the outer wall of the condenser tube has a plurality of cooling fins.

[0015] Preferably, the condensation box is provided with a water inlet and a water outlet.

[0016] Preferably, the end of the condensation channel where the gas valve is installed is higher than the end of the condensation channel connected to the gas pump.

[0017] Preferably, the chemical material volatile gas treatment system further comprises an adsorption component, wherein the adsorption component comprises an activated carbon adsorption component, and the activated carbon adsorption component is used to adsorb the gas discharged from the gas valve.

[0018] Preferably, there are a plurality of activated carbon adsorbents, and the plurality of activated carbon adsorbents are arranged in parallel.

[0019] Compared with the prior art, the beneficial effects of the utility model include: a storage tank is used to store chemical materials, and then a gas pump is used to introduce the volatile gas in the storage tank into the condensation channel, at which time the gas valve and the liquid valve are used to close the liquid outlet channel and the condensation channel respectively. Then, a pressure-compensating component is used to fill the condensation channel with protective gas, thereby increasing the air pressure in the condensation channel. As the air pressure in the condensation channel increases, the gasified chemical materials are easier to condense, and then the liquid valve and the gas valve are opened respectively to guide the liquefied chemical materials and the remaining gas in the condensation channel. The chemical material volatile gas treatment system provided by the utility model can increase the liquefaction ratio of gaseous chemical materials by pressurizing, thereby avoiding the waste of chemical materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the structure of a chemical material volatile gas treatment system according to an embodiment of the utility model;

[0021] Among them, the storage tank 100, the condensation component 200, the condensation box 210, the box body 211, the liquid outlet channel 2111, the condensation pipe 212, the condensation channel 2121, the heat sink 2122, the water inlet 213, the water outlet 214, the air pump 220, the air valve 230, the liquid valve 240, the second one-way valve 250, the pressure boosting component 300, the air storage tank 310, the pressure boosting pump 320, the first one-way valve 330, the adsorption component 400, and the activated carbon adsorption component 410. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] See also Figure 1 The embodiment of the utility model provides a chemical material volatile gas treatment system, which belongs to the field of chemical equipment. The chemical material volatile gas treatment system is used to recover gasified chemical materials in volatile gases. The chemical material volatile gas treatment system improves the liquefaction ratio of gaseous chemical materials by pressurizing, thereby avoiding waste of chemical materials.

[0024] In some preferred embodiments, the chemical material volatile gas treatment system includes a storage tank 100, a condensation component 200 and a pressure compensation component 300, wherein the condensation component 200 includes a condensation box 210, a gas pump 220, a gas valve 230 and a liquid valve 240, the condensation box 210 has a tortuous condensation channel 2121, and the condensation box 210 also has a liquid outlet channel 2111 connected to the bottom of the condensation channel 2121, one end of the gas pump 220 is connected to the storage tank 100, and the other end is connected to one end of the condensation channel 2121 to introduce volatile gas into the condensation channel 2121, the gas valve 230 is installed at the other end of the condensation channel 2121, and the liquid valve 240 is installed at the liquid outlet channel 2111. The pressure compensation component 300 introduces protective gas into the condensation channel 2121 to increase the gas pressure in the condensation channel 2121.

[0025] In the above embodiment, the storage tank 100 is used to store chemical materials, and then the gas pump 220 is used to introduce the volatile gas in the storage tank 100 into the condensation channel 2121. At this time, the gas valve 230 and the liquid valve 240 are used to close the liquid outlet channel 2111 and the condensation channel 2121 respectively. Then, the protective gas is filled into the condensation channel 2121 by the pressure compensation component 300, so as to increase the air pressure in the condensation channel 2121. Due to the increase in the air pressure in the condensation channel 2121, the gasified chemical materials are more easily condensed, and then the liquid valve 240 and the gas valve 230 are opened respectively to guide the liquefied chemical materials and the remaining gas in the condensation channel 2121. The chemical material volatile gas treatment system provided by the utility model can increase the liquefaction ratio of the gaseous chemical materials by pressurizing, thereby avoiding the waste of chemical materials.

[0026] Any implementation method is feasible as long as the protective gas can be replenished into the condensation channel 2121. In some preferred embodiments, the pressure-compensating assembly 300 includes a gas tank 310 and a pressure-compensating pump 320. The gas tank 310 is used to store the protective gas. One end of the pressure-compensating pump 320 is connected to the gas tank 310, and the other end thereof is connected to the condensation channel 2121.

[0027] In the above embodiment, the gas storage tank 310 is filled with nitrogen, and then the nitrogen in the gas storage tank 310 is introduced into the condensation channel 2121 by the booster pump 320, so as to increase the gas pressure in the condensation channel 2121.

[0028] Based on the above embodiments, in some preferred embodiments, the pressure boosting assembly 300 further includes a first one-way valve 330, which is installed between the gas storage tank 310 and the pressure boosting pump 320. The first one-way valve 330 can prevent the gas in the condensation channel 2121 from flowing back into the gas storage tank 310.

[0029] In some preferred embodiments, the condensation assembly 200 further includes a second one-way valve 250, which is installed between the storage tank 100 and the gas pump 220. The second one-way valve 250 can prevent the gas in the condensation channel 2121 from flowing back into the storage tank 100.

[0030] In some preferred embodiments, the condensation box 210 includes a box body 211 and a condensation tube 212, and the box body 211 is filled with cooling water, the condensation tube 212 is coiled in the box body 211, and the condensation channel 2121 is located in the condensation tube 212. The condensation tube 212 is inserted into the cooling water, so that the cooling water can cool the condensation tube 212, and then the chemical material can be condensed in the condensation tube 212.

[0031] On the basis of the above embodiments, in some preferred embodiments, the outer wall of the condenser 212 has a plurality of heat sinks 2122, thereby improving the heat exchange efficiency between the condenser 212 and the cooling water.

[0032] In some preferred embodiments, the condensation tank 210 is provided with a water inlet 213 and a water outlet 214. Water is supplied into the condensation tank 210 through the water inlet 213 and water is discharged from the water outlet 214, thereby preventing the water temperature in the condensation tank 210 from being too high.

[0033] In some preferred embodiments, one end of the condensation channel 2121 where the gas valve 230 is installed is higher than the end of the condensation channel 2121 connected to the gas pump 220 .

[0034] In some preferred embodiments, the chemical material volatile gas treatment system further includes an adsorption assembly 400 , and the adsorption assembly 400 includes an activated carbon adsorption component 410 , and the activated carbon adsorption component 410 is used to adsorb the gas discharged from the gas valve 230 .

[0035] In some preferred embodiments, there are multiple activated carbon adsorbents 410 , and the multiple activated carbon adsorbents 410 are arranged in parallel, thereby improving the adsorption efficiency of the activated carbon adsorbents 410 .

[0036] The storage tank 100 is used to store chemical materials, and then the gas pump 220 is used to introduce the volatile gas in the storage tank 100 into the condensation channel 2121. At this time, the gas valve 230 and the liquid valve 240 are used to close the liquid outlet channel 2111 and the condensation channel 2121 respectively. The gas storage tank 310 is filled with nitrogen, and then the pressure booster pump 320 is used to introduce the nitrogen in the gas storage tank 310 into the condensation channel 2121, thereby increasing the air pressure in the condensation channel 2121. Thus, the air pressure in the condensation channel 2121 is increased. As the air pressure in the condensation channel 2121 increases, the gasified chemical materials are more easily condensed, and then the liquid valve 240 and the gas valve 230 are opened respectively to guide the liquefied chemical materials and the remaining gas in the condensation channel 2121. The chemical material volatile gas treatment system also includes an adsorption component 400, and the adsorption component 400 includes an activated carbon adsorption member 410, and the activated carbon adsorption member 410 is used to adsorb the gas guided out by the gas valve 230. The chemical material volatile gas treatment system provided by the utility model can improve the liquefaction ratio of gaseous chemical materials by means of pressurization, thereby avoiding the waste of chemical materials.

[0037] The specific implementation methods of the utility model described above do not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A chemical material volatile gas treatment system, characterized in that: include: Storage tanks; A condensation assembly, comprising a condensation box, an air delivery pump, an air valve and a liquid valve, wherein the condensation box has a tortuous condensation channel, and the condensation box also has a liquid outlet channel connected to the bottom end of the condensation channel, one end of the air delivery pump is connected to the storage tank, and the other end is connected to one end of the condensation channel to introduce volatile gas into the condensation channel, the air valve is installed at the other end of the condensation channel, and the liquid valve is installed at the liquid outlet channel; A pressure replenishing component introduces protective gas into the condensation channel to increase the gas pressure in the condensation channel.

2. The chemical material volatile gas treatment system according to claim 1, characterized in that: The pressure boosting assembly comprises an air storage tank and a pressure boosting pump. The air storage tank is used to store protective gas. One end of the pressure boosting pump is connected to the air storage tank, and the other end thereof is connected to the condensation channel.

3. The chemical material volatile gas treatment system according to claim 2, characterized in that: The pressure-compensating assembly further comprises a first one-way valve, which is installed between the air storage tank and the pressure-compensating pump.

4. The chemical material volatile gas treatment system according to claim 1, characterized in that: The condensing component also includes a second one-way valve, which is installed between the storage tank and the gas pump.

5. The chemical material volatile gas treatment system according to claim 1, characterized in that: The condensation box includes a box body and a condensation pipe, and the box body is filled with cooling water. The condensation pipe coil is arranged in the box body, and the condensation channel is located in the condensation pipe.

6. The chemical material volatile gas treatment system according to claim 5, characterized in that: The outer wall of the condenser tube is provided with a plurality of heat sinks.

7. The chemical material volatile gas treatment system according to claim 5, characterized in that: The condensation box is provided with a water inlet and a water outlet.

8. The chemical material volatile gas treatment system according to claim 1, characterized in that: The end of the condensation channel where the gas valve is installed is higher than the end of the condensation channel connected to the gas pump.

9. The chemical material volatile gas treatment system according to claim 1, characterized in that: The chemical material volatile gas treatment system also includes an adsorption component, which includes an activated carbon adsorption component, and the activated carbon adsorption component is used to adsorb the gas discharged from the gas valve.

10. The chemical material volatile gas treatment system according to claim 9, characterized in that: There are multiple activated carbon adsorbents, and the multiple activated carbon adsorbents are arranged in parallel.

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