CN217900190U

CN217900190U - Air preheating mechanism for wet-process waste acid preparation pyrolysis

Info

Publication number: CN217900190U
Application number: CN202221821629.9U
Authority: CN
Inventors: 徐锦标; 廖福
Original assignee: Jiangsu Zhunxin Chemical Engineering Co ltd
Current assignee: Jiangsu Zhunxin Chemical Engineering Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-11-25
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses an air preheating mechanism for wet process waste acid cracking, which comprises a shell, an air inlet pipe is arranged on the shell, a spiral heating mechanism is arranged under the air inlet pipe, the spiral heating mechanism comprises a plurality of spiral pipes, the spiral pipes are connected end to end, a plurality of mounting holes are formed in the side wall of each spiral pipe, a heat conducting plate is wrapped on the outer wall of each spiral pipe, a plurality of heat conducting pipes are arranged on the heat conducting plate, gaskets are arranged at the joints of the heat conducting pipes and the heat conducting plates, the heat conducting pipes extend into the spiral pipes through the mounting holes, the tail ends of the spiral pipes are connected with air outlet pipes, and control valves are arranged on the air outlet pipes; the utility model relates to a novelty, the air is in air exhauster suction air inlet pipe, then gets into the spiral pipe, and the heating tube passes through the heat-conducting plate with the heat and transmits to the spiral pipe in, and the air constantly flows in the spiral pipe, constantly heats to required temperature.

Description

Air preheating mechanism for wet-process waste acid preparation pyrolysis

Technical Field

The utility model relates to a waste sulfuric acid treatment technical field specifically is a wet process system spent acid schizolysis is with air preheating mechanism.

Background

The waste acid cracking is an endothermic reaction, a large amount of heat is consumed in the cracking process, the heat is generally from natural gas or liquefied gas, the natural gas or liquefied gas is mixed with air and then ignited to release heat, in order to enable the combustion efficiency to be higher, the air before entering a combustion furnace needs to be preheated to a certain temperature, the traditional tubular air preheating mechanism is large in volume, occupies a lot of space, is low in preheating efficiency, consumes resources, causes unnecessary waste, easily causes ash deposition and is difficult to clean, and therefore the air preheating mechanism for wet waste acid cracking is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste acid schizolysis is with air preheating mechanism is made to wet process to solve the problem that proposes in the above-mentioned background art. In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waste acid schizolysis is with air preheating mechanism by wet process, which comprises a housin, be equipped with the air-supply line on the casing, the air-supply line has spiral heating mechanism, spiral heating mechanism includes a plurality of spiral pipes, a plurality of spiral pipe end to end form a whole, it has a plurality of mounting holes to open on the spiral pipe lateral wall, the package has the heat-conducting plate on the spiral pipe outer wall, be equipped with a plurality of heat pipes on the heat-conducting plate, the heat pipe all is equipped with the packing ring with the heat-conducting plate department of linking to each other, in the heat pipe stretches into the spiral pipe through the mounting hole, spiral pipe end-to-end connection has the tuber pipe, be equipped with the control valve on the tuber pipe.

Preferably, the inner walls of the two sides of the shell are provided with a plurality of heating tubes, and each heating tube is connected to the heat conducting plate.

Preferably, an exhaust fan is arranged in the air inlet pipe, and the exhaust fan is externally connected with an air volume controller.

Preferably, the spiral heating mechanism is provided with a temperature sensor and controller, the temperature sensor and controller is externally connected with a display screen, and the display screen is installed on the shell.

Preferably, the shell is provided with a double door, and the double door is provided with an observation window.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has novel design, utilizes reasonable mechanical structure, skillfully exerts the inherent potential of each element, air is sucked into the air inlet pipe through the exhaust fan and then enters the spiral pipe, the heating pipe transfers heat into the spiral pipe through the heat conducting plate and the heat conducting pipe, and the air continuously flows in the spiral pipe and is continuously heated to reach the required temperature; the air suction volume of the exhaust fan and the temperature of the heating pipe can be adjusted, and an operator can adjust the air suction volume and the temperature according to actual needs; spiral heating mechanism is formed by the concatenation of spiral pipe, and the heat-conducting plate also can be dismantled with the heat pipe, and convenient the washing to guarantee heating mechanism's normal operating.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a partial schematic view of the spiral heating mechanism of the present invention;

FIG. 4 is a partial schematic view of the spiral tube of the present invention;

FIG. 5 is a schematic view of a suction fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a waste acid schizolysis is with air preheating mechanism by wet process, includes casing 1, be equipped with air-supply line 2 on the casing 1, air-supply line 2 has spiral heating mechanism 3, spiral heating mechanism 3 includes a plurality of spiral pipes 31, the inside cavity that is of spiral pipe 31, a plurality of spiral pipes 31 meet end to end, form the whole of a intercommunication, it has a plurality of mounting holes 32 to open on the spiral pipe 31 lateral wall, the package has heat-conducting plate 33 on the spiral pipe 31 outer wall, be equipped with a plurality of heat pipes 34 on the heat-conducting plate 33, heat pipe 34 all is equipped with packing ring 35 with the department that links to each other of heat-conducting plate 33 to prevent the heat leakage, heat pipe 34 stretches into in the spiral pipe 31 through mounting hole 32, mounting hole 32 is corresponding with the position of heat pipe 34, spiral pipe 31 end-to-end connection has out tuber pipe 4, be equipped with control valve 41 in the tuber pipe 4, after the air preheats the temperature is up to standard, open control valve 41, the exhaust air.

In this embodiment, a plurality of heating tubes 5 are disposed on the inner walls of the two sides of the casing 1, the heating tubes 5 are electrically connected to heat conducting plates 33, and each heating tube 5 is connected to a heat conducting plate 33 to transfer heat to the spiral tube 31, so as to heat air flowing in the spiral tube 31.

In this embodiment, an exhaust fan 21 is disposed in the air inlet pipe 2 to allow air to enter the air inlet pipe 2, and the exhaust fan 21 is externally connected with an air flow controller 22 to adjust an air inlet amount.

In this embodiment, be equipped with temperature sensing and controller 36 on the spiral heating mechanism 3, temperature sensing and controller 36 are external to have display screen 37, display screen 37 is installed on casing 1, and the operating personnel of being convenient for observe whether up to standard of air preheating temperature to in time adjust.

In this embodiment, be equipped with two divisions of doors 6 on the casing 1, two are equipped with observation window 7 on the door 6, the operating personnel of being convenient for observe the condition in the air preheating mechanism, open two divisions of doors 6 when needs wash, need abluent part under the dismantlement, guarantee this air preheating mechanism normal operating.

The working principle is as follows: starting the device, pumping air into an air inlet pipe through an exhaust fan, then entering a spiral pipe, heating the heat pipe through electric heating, transferring heat to a heat conducting plate, transferring the heat to a heat conducting pipe in the spiral pipe through the heat conducting plate, continuously flowing the air in the spiral pipe, continuously heating the air through the heat conducting pipe to reach a required temperature, opening a control valve after the air reaches a standard temperature, and discharging the preheated air through an exhaust pipe; when the air preheating mechanism needs to be cleaned, the double doors are opened, and parts such as the spiral pipe, the heat conducting plate, the heat conducting pipe and the like in the mechanism can be detached so as to be cleaned conveniently.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wet process system spent acid is air preheating mechanism for schizolysis, includes casing (1), be equipped with air-supply line (2) on casing (1), its characterized in that: the utility model discloses a spiral heating mechanism, including spiral heating mechanism (3), spiral heating mechanism (3) is including a plurality of spiral pipes (31), a plurality of spiral pipes (31) meet end to end, form a whole, it has a plurality of mounting holes (32) to open on spiral pipe (31) lateral wall, package on spiral pipe (31) outer wall has heat-conducting plate (33), be equipped with a plurality of heat pipes (34) on heat-conducting plate (33), heat pipe (34) link to each other with heat-conducting plate (33) and locate all to be equipped with packing ring (35), heat pipe (34) stretch into in spiral pipe (31) through mounting hole (32), spiral pipe (31) end-to-end connection has out tuber pipe (4), be equipped with control valve (41) on play tuber pipe (4).

2. The air preheating mechanism for wet-process waste acid cracking as claimed in claim 1, wherein the mechanism comprises: be equipped with a plurality of heating tubes (5) on the inner wall of casing (1) both sides, every heating tube (5) all are connected to heat-conducting plate (33).

3. The air preheating mechanism for wet-process waste acid cracking as claimed in claim 1, wherein the mechanism comprises: an exhaust fan (21) is arranged in the air inlet pipe (2), and an air volume controller (22) is externally connected to the exhaust fan (21).

4. The air preheating mechanism for wet-process waste acid preparation and cracking as claimed in claim 1, wherein the mechanism comprises: be equipped with temperature sensing and controller (36) on spiral heating mechanism (3), temperature sensing and controller (36) are external to have display screen (37), display screen (37) are installed on casing (1).

5. The air preheating mechanism for wet-process waste acid preparation and cracking as claimed in claim 1, wherein the mechanism comprises: be equipped with two opening door (6) on casing (1), be equipped with observation window (7) on two opening door (6).