CN214020797U

CN214020797U - Polymer reaction device

Info

Publication number: CN214020797U
Application number: CN202022896715.3U
Authority: CN
Inventors: 殷俊明
Original assignee: Beijing Tonghai Industry & Trade Co ltd
Current assignee: Beijing Tonghai Industry & Trade Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-08-24
Anticipated expiration: 2030-12-03

Abstract

The application relates to a polymer reaction device, which belongs to the technical field of compound reaction equipment and comprises a reaction kettle body and a gas treatment assembly, wherein the top of the reaction kettle body is provided with a feed inlet, the bottom of the reaction kettle body is provided with a discharge outlet, the top of the reaction kettle body is provided with a gas supplementing port for feeding gas into the reaction kettle body, and the gas supplementing port is provided with a gas supplementing valve; the top of the reaction kettle body is provided with an exhaust port, and the exhaust port is connected with the gas treatment assembly; the gas treatment assembly comprises an exhaust pipe communicated with the exhaust port of the reaction kettle body and a treatment box connected to one end of the exhaust pipe far away from the reaction kettle body, and the treatment box is provided with a gas outlet; an induced draft fan is arranged on the exhaust pipe between the reaction kettle body and the treatment box. The application can carry out high-efficient processing to the toxic gas that produces among the polymer reaction process, reduces the risk that toxic gas diffuses to the atmosphere.

Description

Polymer reaction device

Technical Field

The application relates to the field of compound reaction equipment, in particular to a polymer reaction device.

Background

The reaction of the polymer is generally carried out in a reaction vessel. Toxic gases are generated in the reaction process of some polymers, so that the toxic gases need to be treated, and the pollution to the environment and the damage to human bodies are avoided.

The current chinese utility model patent that authorizes bulletin number is CN207119347U discloses a polymer reaction unit, including reation kettle and air purification subassembly, the reation kettle below is provided with the discharge gate, and the air purification subassembly sets up in discharge gate department, and the air purification subassembly is including setting up the breathing pipe on the discharge gate next door and the air purifier who links to each other with the breathing pipe, and the induction port of breathing pipe is just to the discharge gate, is provided with the valve that is used for opening and close the breathing pipe on the induction port.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: toxic gas and polymer are discharged through the discharge gate simultaneously, and later the reuse air purifier is breathed in, because there is certain distance between the induction port of breathing pipe and the discharge gate, still has the risk that toxic gas directly diffuses to the atmosphere.

SUMMERY OF THE UTILITY MODEL

In order to further improve the treatment efficiency of toxic gases generated during a polymer reaction process, the present application provides a polymer reaction apparatus.

The polymer reaction device provided by the application adopts the following technical scheme:

a polymer reaction device comprises a reaction kettle body and a gas treatment assembly, wherein a feed inlet is formed in the top of the reaction kettle body, a discharge outlet is formed in the bottom of the reaction kettle body, a gas supplementing port for feeding gas into the reaction kettle body is formed in the top of the reaction kettle body, and a gas supplementing valve is arranged at the gas supplementing port; the top of the reaction kettle body is provided with an exhaust port, and the exhaust port is connected with the gas treatment assembly; the gas treatment assembly comprises an exhaust pipe communicated with the exhaust port of the reaction kettle body and a treatment box connected to one end of the exhaust pipe far away from the reaction kettle body, and the treatment box is provided with a gas outlet; and an induced draft fan is arranged on the exhaust pipe between the reaction kettle body and the treatment box.

Through adopting above-mentioned technical scheme, after the internal reaction of reation kettle was accomplished, at first utilize the draught fan to introduce the internal gas of reation kettle and handle to the processing incasement, later the gas after the processing is discharged from the gas outlet to avoid the toxic gas diffusion that the reaction produced to cause the pollution in the atmosphere.

Preferably, the treatment box is internally provided with absorption liquid for absorbing waste gas and toxic gas, the exhaust pipe extends into the absorption liquid, and the gas outlet is formed in the top of the treatment box.

By adopting the technical scheme, the absorption liquid is used for absorbing the toxic gas generated by the reaction, so that the toxic gas is separated and removed; the absorption liquid can simultaneously have the condensation effect, and can condense some harmful gases or vapors into liquid so as to be separated and removed.

Preferably, an adsorption plate for adsorbing waste gas and harmful gas is fixed at a position above the absorption liquid in the treatment box.

Through adopting above-mentioned technical scheme, contain the porous solid adsorbent in the adsorption plate and be used for further adsorbing the toxic gas that is not handled by the absorption liquid, purification efficiency is high.

Preferably, the bottom of the treatment box is provided with a liquid outlet and a liquid outlet valve for controlling liquid discharge.

By adopting the technical scheme, the liquid discharge port is used for discharging the absorption liquid after being adsorbed for a period of time, so that the absorption liquid is replaced.

Preferably, a reactant filter screen is fixedly arranged at the air outlet in the reaction kettle body.

By adopting the technical scheme, the reactant filter screen is used for filtering substances in the reaction kettle during exhaust, so that partial discharge of the substances in the reaction kettle in the exhaust process is avoided.

Preferably, an air filter screen is arranged at the position of the air supplementing port of the reaction kettle body.

Through adopting above-mentioned technical scheme, air filter mainly avoids the dust impurity in the air to get into the internal pollution that causes the reactant of reation kettle.

Preferably, the discharge hole is provided in plurality.

Through adopting above-mentioned technical scheme, the setting of a plurality of discharge gates also can be so that to a plurality of receiving device ejection of compact simultaneously.

Preferably, the top of the reaction kettle body is provided with a pressure gauge for detecting the internal pressure of the reaction kettle body.

Through adopting above-mentioned technical scheme, the manometer mainly used detects the internal gas pressure of reation kettle to can make operating personnel make the carminative judgement whether according to the pressure condition.

Preferably, the top of the reaction kettle body is provided with a thermometer for detecting the internal temperature of the reaction kettle body.

Through adopting above-mentioned technical scheme, the thermometer is used for detecting the internal temperature of reation kettle, makes operating personnel can know reaction temperature in real time.

Preferably, the bottom end of the reaction kettle body is provided with a sewage draining outlet, and sewage draining is controlled by using a sewage draining valve.

Through adopting above-mentioned technical scheme, the drain is mainly used to the discharge of the waste liquid after clearing up the reation kettle is internal.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the treatment box connected with the reaction kettle body is arranged, and toxic gas generated by reaction is introduced into the treatment box by using the induced draft fan, so that the gas can be discharged into the atmosphere after being purified;

2. and the toxic gas is completely removed by utilizing the double treatment of the absorption liquid and the adsorption plate.

Drawings

FIG. 1 is a schematic view of the overall structure of a polymer reaction apparatus according to an embodiment of the present application.

FIG. 2 is a schematic sectional view of a reaction vessel body of a polymer reaction apparatus according to an embodiment of the present invention.

FIG. 3 is a schematic sectional view showing the structure of a treatment tank of a polymer reaction apparatus according to an embodiment of the present application.

Description of reference numerals: 1. a reaction kettle body; 11. a feed inlet; 12. a discharge port; 13. a viewing window; 14. a sewage draining outlet; 15. an air supplement port; 151. an air filter screen; 152. an air supply valve; 16. an exhaust port; 161. a reactant filter screen; 17. a pressure gauge; 18. a thermometer; 2. a gas processing assembly; 21. an exhaust pipe; 22. an induced draft fan; 23. a treatment tank; 24. an absorption liquid; 25. an air outlet; 26. an adsorption plate; 27. and a liquid discharge port.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a polymer reaction device. Referring to fig. 1 and 2, the polymer reaction apparatus includes a reaction vessel body 1 and a gas treatment module 2 for treating exhaust gas and toxic gas generated by a reaction in the reaction vessel body 1.

The top of the reaction kettle body 1 is provided with a feed inlet 11, a viewing window 13, an air supplement port 15 and an exhaust port 16.

The position of the air supply port 15 is provided with an air supply valve 152 for controlling air supply to the reaction kettle body 1. An air filter screen 151 for filtering air entering the reaction kettle body 1 is fixed at the position of the air supplementing port 15 of the reaction kettle body 1. The air filter screen 151 mainly prevents dust and impurities in the air from entering the reaction kettle body 1 to cause pollution of reactants.

A reactant filter screen 161 is fixed at the position of the exhaust port 16 of the reaction kettle body 1. The reactant filter screen 161 is used for filtering the substances in the reaction kettle body 1 during the exhaust process, so as to prevent the substances in the reaction kettle body 1 from being partially discharged in the exhaust process.

A pressure gauge 17 is fixed on the top of the reaction kettle body 1. The pressure gauge 17 is mainly used for detecting the gas pressure inside the reaction kettle body 1, so that an operator can make judgment on whether to exhaust gas according to the pressure condition.

A thermometer 18 is fixed on the top of the reaction kettle body 1. The thermometer 18 is used for detecting the temperature in the reaction kettle body 1, so that an operator can know the reaction temperature in real time.

The bottom of the reaction kettle body 1 is provided with a sewage outlet 14 and a discharge hole 12. The drain outlet 14 is mainly used for discharging waste liquid after the reaction kettle body 1 is cleaned. The sewage discharge of the reaction kettle body 1 is controlled by a sewage discharge valve arranged at the sewage discharge port 14.

The discharge ports 12 may be provided in plurality at equal intervals along the circumferential direction of the reaction vessel body 1. The provision of a plurality of outlets 12 also enables simultaneous discharge to a plurality of receiving devices.

Referring to fig. 1 and 3, the gas treatment module 2 includes an exhaust pipe 21 communicating with the reaction vessel body 1 through the exhaust port 16. An exhaust valve is arranged at the position of the exhaust pipe 21 close to the reaction kettle body 1. One end of the exhaust pipe 21 far away from the reaction kettle body 1 is communicated with a treatment box 23. The treatment tank 23 contains an absorbent 24 therein. The surface of the absorption liquid 24 is spaced from the ceiling of the treatment tank 23. The exhaust pipe 21 enters the treatment tank 23 from the top of the treatment tank 23 and extends into the absorption liquid 24. The junction of exhaust pipe 21 and process tank 23 is sealed.

An induced draft fan 22 is connected to the position of the exhaust pipe 21 between the reaction kettle body 1 and the treatment box 23. The induced draft fan 22 may be fixed to an upper portion of the treatment tank 23. The gas in the reaction kettle body 1 is sucked into a treatment box 23 for treatment under the action of a draught fan 22. The toxic gas generated by the reaction is absorbed by the absorption liquid 24, so that the toxic gas is separated and removed. The absorption liquid 24 can also perform a condensation effect, so that some harmful gases or vapors can be condensed into liquid and separated and removed.

The bottom of the treatment tank 23 is provided with a liquid discharge port 27 for discharging the absorbent 24 adsorbed over time to replace the absorbent 24. A drain valve (not shown) is provided at the drain port 27 for controlling the discharge of the absorbent liquid 24.

An air outlet 25 is provided at a position on the ceiling of the treatment tank 23 away from the exhaust pipe 21. An adsorption plate 26 is fixedly connected to the position of the air outlet 25 in the treatment box 23. The adsorption plate 26 contains a porous solid adsorbent for further adsorbing the toxic gas which is not treated by the absorption liquid 24, and the purification efficiency is high.

The implementation principle of the polymer reaction device in the embodiment of the application is as follows: after the reaction of the substances in the reaction kettle body 1 is finished, the induced draft fan 22 is opened, the gas generated by the reaction is led out from the reaction kettle body 1 and discharged into the treatment box 23, and the finally treated clean gas is discharged into the atmosphere from the gas outlet 25 after the absorption of the absorption liquid 24 and the absorption of the absorption plate 26.

After the induced draft fan 22 is used for exhausting air for a period of time, the induced draft fan 22 is turned off, the air supplementing valve 152 is opened to supplement air into the reaction kettle body 1, the negative pressure environment in the reaction kettle body 1 is eliminated, and discharging is facilitated.

In order to discharge the toxic gas in the reaction kettle body 1 more thoroughly, the air supply valve 152 can be closed after air supply to discharge air by the induced draft fan 22 again.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a polymer reaction unit, includes the reation kettle body (1) and gaseous processing assembly (2), reation kettle body (1) top is provided with feed inlet (11), the bottom is provided with discharge gate (12), its characterized in that: an air supply port (15) for supplying air into the reaction kettle body (1) is formed in the top of the reaction kettle body (1), and an air supply valve (152) is arranged at the air supply port (15); the top of the reaction kettle body (1) is provided with an exhaust port (16), and the exhaust port (16) is connected with the gas treatment assembly (2); the gas treatment assembly (2) comprises an exhaust pipe (21) communicated with the exhaust port (16) of the reaction kettle body (1) and a treatment box (23) connected to one end of the exhaust pipe (21) far away from the reaction kettle body (1), and the treatment box (23) is provided with a gas outlet (25); and an induced draft fan (22) is arranged on the exhaust pipe (21) and between the reaction kettle body (1) and the treatment box (23).

2. The polymer reactor apparatus of claim 1, wherein: the treatment box (23) is internally provided with absorption liquid (24) for absorbing waste gas and toxic gas, the exhaust pipe (21) extends into the absorption liquid (24), and the gas outlet (25) is arranged at the top of the treatment box (23).

3. The polymer reactor apparatus of claim 2, wherein: an adsorption plate (26) for adsorbing waste gas and harmful gas is fixed at the position of the treatment box (23) above the absorption liquid (24).

4. The polymer reactor apparatus of claim 2, wherein: the bottom of the treatment box (23) is provided with a liquid outlet (27) and a liquid outlet valve for controlling liquid discharge.

5. The polymer reactor apparatus of claim 1, wherein: a reactant filter screen (161) is fixedly arranged in the reaction kettle body (1) at the air outlet (25).

6. The polymer reactor apparatus of claim 1, wherein: an air filter screen (151) is arranged at the position of the air supplementing port (15) of the reaction kettle body (1).

7. The polymer reactor apparatus of claim 1, wherein: the discharge hole (12) is provided with a plurality of discharge holes.

8. The polymer reactor apparatus of claim 1, wherein: the top of the reaction kettle body (1) is provided with a pressure gauge (17) for detecting the internal pressure of the reaction kettle body (1).

9. The polymer reactor apparatus of claim 1, wherein: the top of the reaction kettle body (1) is provided with a thermometer (18) for detecting the internal temperature of the reaction kettle body (1).

10. The polymer reactor apparatus of claim 1, wherein: and a sewage discharge outlet (14) is formed in the bottom end of the reaction kettle body (1) and is used for controlling sewage discharge.