CN213326736U

CN213326736U - Novel sulfur melting kettle

Info

Publication number: CN213326736U
Application number: CN202022074334.7U
Authority: CN
Inventors: 魏向海; 井建; 孙玉博; 孙强
Original assignee: Shandong Yifeng Environmental Protection Machinery Co ltd
Current assignee: Shandong Yifeng Environmental Protection Machinery Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-06-01
Anticipated expiration: 2030-09-21

Abstract

A novel sulfur melting kettle belongs to the technical field of sulfur melting kettles. The method is characterized in that: the sulfur melting kettle comprises a sulfur melting kettle body (5) and a microwave generator (11), wherein a sulfur outlet pipe (1) is arranged at the bottom of the sulfur melting kettle body (5), a sulfur outlet pipe jacket is arranged around the sulfur outlet pipe (1), a sulfur outlet pipe jacket inlet (3) and a sulfur outlet pipe jacket outlet (2) are arranged on the sulfur outlet pipe jacket, a sulfur outlet valve is arranged on the sulfur outlet pipe (1), an output port of the microwave generator (11) is communicated with an input port of the sulfur melting kettle body (5), and the inside of the sulfur melting kettle body (5) is heated. This novel sulfur melting kettle heats more evenly, has solved because partial sulphur granule adheres to on the coil pipe and the problem that the internal space of sulfur melting kettle reduces appears, makes the solution be in orderly stationary flow state moreover, the phenomenon of the jam of can not appearing releasing.

Description

Novel sulfur melting kettle

Technical Field

A novel sulfur melting kettle belongs to the technical field of sulfur melting kettles.

Background

Sulfur foam that present widely used sulfur-containing gas desulfurization process produced uses sulfur melting kettle directly to prepare high purity, sulfur of low water content more, and traditional sulfur melting kettle is jacket formula indirect heating container, adopts steam jacket and cauldron steam coil's structure more, and sulfur melting in-process, partial sulphur granule are attached to on the coil pipe, leads to the coil pipe heating efficiency to reduce after long-time deposit, and the cauldron inner space reduces until blockking up. If the coil pipe is not used for auxiliary heating, the solution is easily heated unevenly and cannot be in an ordered steady flow state, the discharged solution is easy to carry sulfur particles to cause outlet pipe blockage, meanwhile, sulfur is not completely melted to cause the sulfur particles to be layered unobviously, and sulfur slag is clamped in the sulfur discharging process, so that the sulfur discharging blockage phenomenon is easy to occur.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: overcomes the defects of the prior art, and provides a novel sulfur melting kettle which can uniformly heat the inside of the sulfur melting kettle body and avoid the reduction of the space in the sulfur melting kettle body.

The utility model provides a technical scheme that its technical problem adopted is: this novel sulfur melting kettle, its characterized in that: the sulfur melting kettle comprises a sulfur melting kettle body and a microwave generator, wherein a sulfur outlet pipe is arranged at the bottom of the sulfur melting kettle body, a sulfur outlet pipe jacket is arranged around the sulfur outlet pipe, a sulfur outlet pipe jacket inlet and a sulfur outlet pipe jacket outlet are arranged on the sulfur outlet pipe jacket, a sulfur outlet valve is arranged on the sulfur outlet pipe, and an output port of the microwave generator is communicated with an input port of the sulfur melting kettle body and heats the inside of the sulfur melting kettle body.

Preferably, the outlet of the sulfur outlet pipe jacket is arranged at the bottom of the sulfur outlet pipe jacket, and the inlet of the sulfur outlet pipe jacket is arranged at the top of the sulfur outlet pipe jacket. The inlet of the sulfur outlet pipe jacket is arranged at the top of the sulfur outlet pipe jacket, so that steam can smoothly enter the sulfur outlet pipe jacket, and the outlet of the sulfur outlet pipe jacket is arranged at the bottom of the sulfur outlet pipe jacket, so that condensed water in the sulfur outlet pipe jacket can be rapidly discharged, and the temperature of the sulfur outlet pipe cannot be influenced.

Preferably, a kettle body jacket is arranged around the sulfur melting kettle body, and a kettle body jacket outlet and a kettle body jacket inlet are arranged on the kettle body jacket. The kettle body jacket can assist the sulfur melting kettle body in heating sulfur foam, so that the temperature of the sulfur foam close to the inner wall of the sulfur melting kettle body is prevented from being lower than that of the sulfur foam in the middle of the sulfur melting kettle body, and the temperature of the sulfur foam in the whole sulfur melting kettle body is uniform.

Preferably, the kettle body jacket outlet is arranged at the bottom of the kettle body jacket, and the kettle body jacket inlet is arranged at the upper part of the kettle body jacket.

Preferably, a plurality of kettle jacket inlets are arranged around the sulfur melting kettle body. The kettle body jacket inlet is provided with a plurality of inlets surrounding the sulfur melting kettle body, so that the temperature in the kettle body jacket is ensured to be uniform.

Preferably, the microwave generator is communicated with the sulfur melting kettle body through a waveguide tube.

Compared with the prior art, the utility model discloses the beneficial effect who has is:

the novel sulfur melting kettle replaces a coil pipe to heat the inside of the sulfur melting kettle body through the microwave generator, and compared with heat transfer and heat radiation heating modes, the microwave heating has the characteristics of strong penetrability, uniform heating, high speed, selective heating, no thermal inertia, quick control and timely reaction and the like; the microwave enters the sulfur melting kettle body and can be quickly distributed in the kettle, dipolar molecules in media such as water, sulfur particles and the like in the solution reciprocate at high frequency under the action of a microwave electric field to generate 'internal friction heat' so as to increase the temperature, the heating rate is controlled by controlling the power of the input microwave, the gathering and sedimentation of the sulfur particles and the discharge of clear liquid are realized, the process time can be effectively shortened, the productivity is improved, the cost is reduced, the heating is more uniform, the problem that the space in the sulfur melting kettle body is reduced because part of the sulfur particles are attached to a coil pipe is solved, the solution is in an ordered steady flow state, and the phenomenon of drain blockage can not occur.

Drawings

FIG. 1 is a schematic structural diagram of a novel sulfur melting kettle.

In the figure: 1. a sulfur outlet pipe 2, a sulfur outlet pipe jacket outlet 3, a sulfur outlet pipe jacket inlet 4, a kettle body jacket outlet 5, a sulfur melting kettle body 6, a kettle body jacket inlet 7, a clear liquid outlet 8, a sulfur foam inlet 9, a microwave inlet 10, a waveguide tube 11, a microwave generator 12 and a kettle body jacket.

Detailed Description

Fig. 1 is a preferred embodiment of the present invention, and the present invention will be further explained with reference to fig. 1.

The utility model provides a novel sulfur melting kettle, includes sulfur melting kettle body 5 and microwave generator 11, and the bottom of sulfur melting kettle body 5 is provided with out sulphur pipe 1, encircles out sulphur pipe 1 and is provided with out sulphur pipe clamp cover, goes out to be provided with on the sulphur pipe clamp cover out sulphur pipe clamp cover entry 3 and go out sulphur pipe clamp cover export 2, is provided with out the sulphur valve on going out sulphur pipe 1, and microwave generator 11's delivery outlet is linked together with sulfur melting kettle body 5's input port to heating in the sulfur melting kettle body 5. The novel sulfur melting kettle replaces a coil pipe to heat the inside of the sulfur melting kettle body 5 through the microwave generator 11, and compared with heat transfer and heat radiation heating modes, the microwave heating has the characteristics of strong penetrability, uniform heating, high speed, selective heating, no thermal inertia, quick control and timely reaction and the like; after entering the sulfur melting kettle body 5, microwaves can be quickly distributed in the inner space of the kettle, dipolar molecules in media such as water and sulfur particles in the solution reciprocate at high frequency under the action of a microwave electric field to generate internal friction heat so as to increase the temperature, the heating rate is controlled by controlling the power of the input microwaves, the gathering and sedimentation of the sulfur particles and the discharge of clear liquid are realized, the process time can be effectively shortened, the productivity is improved, and the cost is reduced. The heating is more uniform, the problem that the space in the sulfur melting kettle body 5 is reduced due to the fact that part of sulfur particles are attached to the coil is solved, the solution is in an ordered steady flow state, and the phenomenon of discharge blockage cannot occur.

The present invention is further described with reference to specific embodiments, however, it will be understood by those skilled in the art that the detailed description given herein with respect to the drawings is for better explanation and that the present invention is necessarily to be construed as limited to those embodiments, and equivalents or common means thereof will not be described in detail but will fall within the scope of the present application.

Specifically, the method comprises the following steps: as shown in fig. 1: the sulfur outlet pipe 1 of the sulfur melting kettle body 5 is arranged at the bottom, the upper end of the sulfur outlet pipe 1 is communicated with the bottom of the sulfur melting kettle body 5, the lower end is a sulfur outlet end, and the sulfur outlet end of the sulfur outlet pipe 1 is provided with a sulfur outlet valve, so that the on-off of sulfur is conveniently controlled. A sulfur outlet pipe jacket is arranged around the sulfur outlet pipe 1, a sulfur outlet pipe jacket outlet 2 and a sulfur outlet pipe jacket inlet 3 are arranged on the sulfur outlet pipe jacket, the sulfur outlet pipe jacket outlet 2 is arranged at the bottom of the sulfur outlet pipe jacket, the sulfur outlet pipe jacket inlet 3 is arranged at the top of the sulfur outlet pipe jacket, so that steam enters from the top of the sulfur outlet pipe jacket, condensed water is discharged from the bottom of the sulfur outlet pipe jacket, and the sulfur outlet pipe 1 maintains stable temperature.

Surround the sulfur melting cauldron body 5 and be provided with cauldron body jacket 12, cauldron body jacket is provided with cauldron body jacket entry 6 and cauldron body jacket export 4 on the jacket 12, cauldron body jacket export 4 sets up in the bottom that cauldron body jacket 12, cauldron body jacket entry 6 sets up the top that cauldron body jacket 12, cauldron body jacket export 4 is located the bottom that cauldron body jacket 12 to can guarantee to heat the sulfur foam that the sulfur melting cauldron body 5 is close to the inner wall, guarantee that the heating of the sulfur foam in the whole sulfur melting cauldron body 5 is more urgent even.

The top of the sulfur melting kettle body 5 is provided with a clear liquid outlet 7, a thermometer port, a safety valve port, a standby port and a microwave inlet 9, and the microwave inlet 9 is communicated with a microwave generator 11 through a waveguide tube 10, so that microwaves generated by the microwave generator 11 are conveyed into the sulfur melting kettle body 5. A clear liquid outlet valve is arranged on the clear liquid outlet 7. The thermometer port is provided with a temperature detection element for measuring the temperature in the sulfur melting kettle body 5 in real time, and the temperature detection element is a thermometer or a temperature sensor. The safety valve is arranged on the safety valve port, and the standby port is sealed by a blind plate.

The top of the sulfur melting kettle body 5 is also provided with a sulfur foam inlet 8, the sulfur foam inlet 8 is arranged in the middle of the sulfur melting kettle body 5, and the sulfur foam inlet 8 is provided with a plate valve, so that the sulfur foam inlet 8 is opened or closed, and the addition of sulfur foam is facilitated.

The clear liquid outlet 7 is also provided with a temperature detection element, and the clear liquid temperature is used as an important basis for adjusting the steam flow and the microwave power.

In sulfur foams, sulfur adheres to the foam as tiny particles of elemental sulfur. When the temperature is increased to 70-90 ℃, a large amount of foam is broken, and before the process, due to the characteristic of microwave heating, part of foam begins to break under the action of microwaves, and the separated small-particle elemental sulfur is rapidly aggregated and increased and sinks under the action of gravity, so that solid-liquid separation is realized. The clear liquid is discharged from a clear liquid outlet 7 at the top of the sulfur melting kettle body 5 and enters the desulfurization system again for recycling, and the clear liquid outlet 7 is also provided with a baffle plate consisting of one or more baffle plates, so that sulfur foam or sulfur particles can be prevented from escaping. The settled sulfur particles are accumulated at the lower part of the sulfur melting kettle body 5 and enter the sulfur outlet pipe 1. When the sulfur is heated to the temperature of 120-130 ℃, the sulfur becomes molten sulfur which is easy to flow, is discharged out of the sulfur melting kettle, and becomes massive solid sulfur after being cooled at room temperature.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. A novel sulfur melting kettle is characterized in that: the sulfur melting kettle comprises a sulfur melting kettle body (5) and a microwave generator (11), wherein a sulfur outlet pipe (1) is arranged at the bottom of the sulfur melting kettle body (5), a sulfur outlet pipe jacket is arranged around the sulfur outlet pipe (1), a sulfur outlet pipe jacket inlet (3) and a sulfur outlet pipe jacket outlet (2) are arranged on the sulfur outlet pipe jacket, a sulfur outlet valve is arranged on the sulfur outlet pipe (1), an output port of the microwave generator (11) is communicated with an input port of the sulfur melting kettle body (5), and the inside of the sulfur melting kettle body (5) is heated.

2. The novel sulfur melting kettle according to claim 1, characterized in that: the outlet (2) of the sulfur outlet pipe jacket is arranged at the bottom of the sulfur outlet pipe jacket, and the inlet (3) of the sulfur outlet pipe jacket is arranged at the top of the sulfur outlet pipe jacket.

3. The novel sulfur melting kettle according to claim 1, characterized in that: a kettle body jacket (12) is arranged around the sulfur melting kettle body (5), and a kettle body jacket outlet (4) and a kettle body jacket inlet (6) are arranged on the kettle body jacket (12).

4. A novel sulfur melting kettle according to claim 3, characterized in that: the kettle body jacket outlet (4) is arranged at the bottom of the kettle body jacket (12), and the kettle body jacket inlet (6) is arranged at the upper part of the kettle body jacket (12).

5. A novel sulfur melting kettle according to claim 3 or 4, characterized in that: the kettle body jacket inlet (6) is provided with a plurality of inlets surrounding the sulfur melting kettle body (5).

6. The novel sulfur melting kettle according to claim 1, characterized in that: the microwave generator (11) is communicated with the sulfur melting kettle body (5) through a waveguide tube (10).