CN213375160U - Toluene removing device for epoxy resin production - Google Patents

Abstract

The utility model provides a toluene remove device is used in epoxy production, including taking off the toluene jar, set up agitating unit in the toluene removal jar, set up electric heater in the toluene removal jar, the top of toluene removal jar and the one end intercommunication of inlet pipe, the other end of inlet pipe is located the bottom in the preheating tank, feeding pump and feeding solenoid valve on the inlet pipe, the top of toluene removal jar and the one end intercommunication of toluene exit tube, the other end of toluene exit tube and the one end of the snakelike heat exchange tube of setting in the preheating tank, the one end of toluene recovery tube is connected to the other end of snakelike heat exchange tube, the other end and the toluene recovery tank intercommunication of toluene recovery tube, the top of preheating tank and the one end intercommunication of sending into the pipe, the bottom of toluene removal jar sets up the discharging pipe, set up. The utility model discloses thereby the heat of well toluene gas preheats the mixed solution in preheating tank and realizes thermal make full use of, need not to cool off the make full use of that has realized the resource again.

Description

Toluene removing device for epoxy resin production

Technical Field

The utility model belongs to epoxy preparation field, specifically speaking are toluene remove device is used in epoxy production.

Background

Epoxy is common chemical raw material, extensive application is in a plurality of fields such as gluing agent, thermal insulation material, toluene most commonly used dissolves in the production of liquid epoxy at present, need remove toluene in the epoxy after the reaction is accomplished, but because the mode that present removal toluene generally adopted negative pressure heating becomes gaseous and take out toluene, but toluene gas cools off into liquid through the condensation phase converter and then sends into and retrieve toluene storage jar, but the heat that toluene gas contains has been wasted in the insubstantial way like this, still need waste the resource to cool off simultaneously, comparatively wasting resource.

SUMMERY OF THE UTILITY MODEL

The utility model provides a toluene remove device is used in epoxy production for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

the utility model provides an epoxy production is with toluene remove device, is including taking off the toluene jar, the removal of methyl benzene in set up agitating unit, the removal of methyl benzene in set up electric heater, the top of removal of methyl benzene jar and the one end intercommunication of inlet pipe, the other end of inlet pipe be located preheating tank bottom, the inlet pipe on charge pump and feed solenoid valve, the top of removal of methyl benzene jar and the one end intercommunication of toluene exit tube, the other end of toluene exit tube and the one end of setting snakelike heat exchange tube in preheating tank, the other end of snakelike heat exchange tube connect the one end of toluene recovery pipe, the other end and the toluene recovery tank intercommunication of toluene recovery pipe, preheating tank's top and the one end intercommunication of sending into the pipe, the bottom of removal of methyl benzene jar set up the discharging pipe, the discharging pipe on set up discharge valve.

According to the toluene removing device for epoxy resin production, the feeding pipe is provided with the feeding one-way valve, and the toluene outlet pipe is provided with the toluene outlet one-way valve.

The utility model has the advantages that: the utility model discloses thereby the heat of well toluene gas preheats the mixed solution in preheating tank and preheats thermal make full use of, need not to cool off again, and toluene gas carries out the heat transfer back with the mixed solution in preheating tank, becomes liquid with toluene gas and sends into in the toluene recovery jar, has realized the make full use of resource.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention.

Reference numerals: 1. a toluene removal tank; 2. a stirring device; 3. a feed pipe; 4. a preheating tank; 5. a feed pump; 6. a feeding electromagnetic valve; 7. a toluene outlet pipe; 8. a serpentine heat exchange tube; 9. a toluene recovery tube; 10. a toluene recovery tank; 11. a feeding pipe; 12. a discharge pipe; 13. a discharge valve; 14. a feed check valve; 15. a one-way valve of the toluene outlet pipe; 16. an electric heater.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The utility model provides an epoxy production is with toluene remove device, is including taking off toluene tank 1, take off toluene tank 1 in set up agitating unit 2, toluene tank 1 in set up electric heater 16, toluene tank 1's top and the one end intercommunication of inlet pipe 3, the other end of inlet pipe 3 be located preheating tank 4 bottom, inlet pipe 3 on feed pump 5 and feeding solenoid valve 6, toluene tank 1's top and the one end intercommunication of toluene exit tube 7, the other end of toluene exit tube 7 and the one end of setting snakelike heat exchange tube 8 in preheating tank 4, the other end of snakelike heat exchange tube 8 connect the one end of toluene recovery pipe 9, the other end and the toluene recovery tank 10 intercommunication of toluene recovery pipe 9, preheating tank 4's top and the one end intercommunication of sending into pipe 11, toluene tank 1's bottom set up discharging pipe 12, and a discharge valve 13 is arranged on the discharge pipe 12. The utility model discloses thereby the mixed solution of the heat of well toluene gas in to preheating tank 4 preheats and realizes thermal make full use of, need not to cool off again, and the mixed solution of toluene gas in with preheating tank 4 carries out the heat transfer after, becomes liquid with toluene gas and sends into toluene recovery jar 10 in, has realized the make full use of resource.

Specifically, the feeding pipe 3 according to this embodiment is provided with a feeding check valve 14, and the toluene outlet pipe 7 is provided with a toluene outlet check valve 15. The toluene gas outflow from the toluene outlet line 7 is ensured by the feed check valve 14 and the toluene outlet check valve 15.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (2)

1. The utility model provides an epoxy production is with toluene remove device, includes takes off toluene tank (1), remove methyl benzene jar (1) in set up agitating unit (2), remove methyl benzene jar (1) in set up electric heater (16), its characterized in that: the top of the benzene removing tank (1) is communicated with one end of a feeding pipe (3), the other end of the feeding pipe (3) is positioned at the bottom in the preheating tank (4), a feeding pump (5) and a feeding electromagnetic valve (6) are arranged on the feeding pipe (3), the top of the toluene removing tank (1) is communicated with one end of a toluene outlet pipe (7), the other end of the toluene outlet pipe (7) is connected with one end of a snake-shaped heat exchange pipe (8) arranged in the preheating tank (4), the other end of the serpentine heat exchange tube (8) is connected with one end of a toluene recovery tube (9), the other end of the toluene recovery pipe (9) is communicated with a toluene recovery tank (10), the top of the preheating tank (4) is communicated with one end of a feeding pipe (11), the bottom of the toluene removing tank (1) is provided with a discharge pipe (12), and the discharge pipe (12) is provided with a discharge valve (13).

2. The epoxy resin production toluene removal device of claim 1, wherein: the feeding pipe (3) on set up feeding check valve (14), toluene exit tube (7) on set up toluene exit tube check valve (15).

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