CN213363287U

CN213363287U - Waste heat utilization device of drying chamber

Info

Publication number: CN213363287U
Application number: CN202022250081.4U
Authority: CN
Inventors: 蒋豫
Original assignee: Changzhou Chunwei Machinery Co ltd
Current assignee: Changzhou Chunwei Machinery Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-06-04
Anticipated expiration: 2030-10-12

Abstract

The utility model relates to a drying chamber equipment technical field especially relates to a waste heat utilization equipment of drying chamber, include the drying chamber and inlay the air inlet machine of establishing in drying chamber one side, set up the heat dissipation water course in the drying chamber wall, air inlet machine one side has the heater through the tube coupling, heater one side is connected with empty filter through the air-supply line, the cover is equipped with heat exchanger on the air-supply line, the inside spiral helicine pipeline that has been offered of heat exchanger, the heat exchanger import department is connected with three way connection through high temperature water pipe, high temperature water pipe middle part is equipped with the water pump, be connected with combustion chamber outlet pipe and drying chamber outlet pipe on the three way connection, the drying chamber outlet pipe communicates with the heat dissipation water course, combustion chamber outlet pipe one end is connected with the. The utility model discloses the waste gas of collecting the drying chamber production is through burning once more and is handled, collects cyclic utilization with surplus heat, has both practiced thrift the heat, has avoided environmental pollution again, has still improved the efficiency and the drying efficiency of drying chamber simultaneously.

Description

Waste heat utilization device of drying chamber

Technical Field

The utility model relates to a drying chamber equipment technical field especially relates to a waste heat utilization equipment of drying chamber.

Background

The drying chamber is a device for heating, drying and curing a coating in a coating operation or dehydrating a material containing a water element.

Every pair of material of current drying chamber is dried, just need start once, for the waste that reduces the energy after the stoving finishes, must close, but after the drying chamber was closed, inside waste heat will be cooled off slowly, when starting next time, need heat again, preheat, the waste of the primary energy has been caused again on the other hand, and the drying chamber is in operation, must discharge partial gas, this partial gas contains a large amount of organic matters, if directly discharge to the atmosphere, both caused air pollution, waste a large amount of heats again. In order to recover this heat and reduce atmospheric pollution, waste gas combustion treatment is required, and therefore a drying chamber device capable of recovering and drying waste gas and utilizing waste heat is required.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a waste heat utilization device of a drying chamber.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a waste heat utilization device of a drying chamber comprises the drying chamber, an air inlet machine embedded on one side of the drying chamber, and a heat dissipation water channel arranged in the wall of the drying chamber, wherein one side of the air inlet machine is connected with a heater through a pipeline, one side of the heater is connected with an air filter through an air inlet pipe, a heat exchanger is sleeved on the air inlet pipe, a spiral pipeline is arranged inside the heat exchanger, the inlet of the heat exchanger is connected with a three-way joint through a high-temperature water pipe, the middle part of the high-temperature water pipe is provided with a water pump, the three-way joint is connected with a combustion chamber water outlet pipe and a drying chamber water outlet pipe, the drying chamber water outlet pipe is communicated with the heat dissipation water channel, one end of the combustion chamber water outlet pipe is connected with a burning pipe, the combustion chamber is arranged outside the burning pipe, one side, the exhaust fan inlays to be established in drying chamber one side, the burning pipe other end has the rotary valve through advancing water piping connection, the rotary valve passes through the drying chamber inlet tube and dispels the heat the water course intercommunication, the rotary valve passes through drain pipe and heat exchanger export intercommunication.

Preferably, the burning pipe is spiral and is positioned in the middle of the combustion chamber and corresponds to the exhaust control device.

Preferably, the exhaust control device comprises a flame nozzle, a valve seat and an exhaust valve seat, the exhaust valve seat is communicated with the combustion chamber, the valve seat is fixed inside the exhaust valve seat, a valve penetrates through the exhaust valve seat, the valve is abutted against the valve seat through a spring, one end of the valve is hinged with a shift lever, the shift lever penetrates through the exhaust valve seat, and the other end of the shift lever is hinged with an electromagnetic switch fixed on the outer side of the exhaust valve seat.

Preferably, the flame nozzle penetrates through the combustion chamber and is obliquely arranged on the upper side of the exhaust valve seat.

Preferably, the rotary valve comprises a knob, a valve core and a valve body, the valve body is respectively communicated with the water inlet pipe, the drying chamber water inlet pipe and the drain pipe, the valve core is cylindrical and abuts against the bottom of the valve body, a round hole is formed in one side, deviating from the rotation center, of the valve core, and the round hole is matched with the drain pipe.

Preferably, the valve body is connected with a water replenishing pipe matched with the valve core, and one end of the water replenishing pipe is provided with a water replenishing tank.

The utility model has the advantages that:

compared with the prior art, the utility model discloses collect the waste gas that the drying chamber produced, through burning processing once more, collect surplus heat and carry out cyclic utilization, both practiced thrift the heat, avoided environmental pollution again, still improved the efficiency and the drying efficiency of drying chamber simultaneously.

Drawings

Fig. 1 is a schematic front sectional view of a waste heat utilization device of a drying chamber according to the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic structural diagram at B in fig. 1.

In the figure: 1 combustion chamber, 2 combustion pipes, 3 combustion chamber water outlet pipes, 4 exhaust control devices, 41 flame nozzles, 42 valve seats, 43 exhaust valve seats, 44 deflector rods, 45 springs, 46 electromagnetic switches, 47 valves, 5 exhaust fans, 6 three-way joints, 7 drying chamber water outlet pipes, 8 water pumps, 9 high-temperature water pipes, 10 air inlet pipes, 11 air filters, 12 heat exchangers, 13 heaters, 14 air inlets, 15 water outlet pipes, 16 drying chambers, 17 heat dissipation water channels, 18 drying chamber water inlet pipes, 19 supplementary water pipes, 20 supplementary water tanks, 21 rotary valves, 211 knobs, 212 valve cores, 213 water inlet pipes, 214 valve bodies and 22 exhaust pipes.

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.

Referring to fig. 1-3, a waste heat utilization device of a drying chamber comprises a drying chamber 16, an air inlet machine 14 embedded at one side of the drying chamber 16, and a heat dissipation water channel 17 arranged in the wall of the drying chamber 16, wherein one side of the air inlet machine 14 is connected with a heater 13 through a pipeline, one side of the heater 13 is connected with an air filter 11 through an air inlet pipe 10, the air inlet pipe 10 is sleeved with a heat exchanger 12, a spiral pipeline is arranged in the heat exchanger 12, an inlet of the heat exchanger 12 is connected with a three-way joint 6 through a high-temperature water pipe 9, a water pump 8 is arranged in the middle of the high-temperature water pipe 9, the three-way joint 6 is connected with a combustion chamber water outlet pipe 3 and a drying chamber water outlet pipe 7, the drying chamber water outlet pipe 7 is communicated with the heat dissipation water channel 17, one end of the combustion chamber water outlet pipe 3 is connected with a, exhaust control device 4 one side is connected with exhaust fan 5, and exhaust fan 5 inlays and establishes 16 one sides in the drying chamber, and the burning pipe 2 other end is connected with rotary valve 21 through inlet tube 213, and rotary valve 21 passes through drying chamber inlet tube 18 and heat dissipation water course 17 intercommunication, and rotary valve 21 passes through drain pipe 15 and heat exchanger 12 export intercommunication.

In this embodiment, the burning tube 2 is spiral and located in the middle of the combustion chamber 1, corresponding to the exhaust control device 4, so as to absorb the heat in the exhaust.

Specifically, the exhaust control device 4 includes a flame nozzle 41, a valve seat 42 and an exhaust valve seat 43, the exhaust valve seat 43 is communicated with the combustion chamber 1, the valve seat 42 is fixed inside the exhaust valve seat 43, a valve 47 penetrates through the inside of the exhaust valve seat 43, the valve 47 abuts against the valve seat 42 through a spring 45, one end of the valve 47 is hinged with a shift lever 44, the shift lever 44 penetrates through the exhaust valve seat 43, and the other end is hinged with an electromagnetic switch 46 fixed on the outer side of the exhaust valve seat 43, the exhaust control device 4 controls the exhaust condition, and works in cooperation with the drying chamber 16.

Further, the flame nozzle 41 penetrates the combustion chamber 1 and is disposed obliquely above the exhaust valve seat 43, so as to heat the exhaust gas and burn the organic substances therein.

Specifically, the rotary valve 21 includes a knob 211, a valve core 212 and a valve body 214, the valve body 214 is respectively communicated with the water inlet pipe 213, the drying chamber water inlet pipe 18 and the water discharge pipe 15, the valve core 212 is cylindrical and abuts against the bottom of the valve body 214, a circular hole is formed in one side of the valve core 212 deviating from the rotation center, and the circular hole is matched with the water discharge pipe 15.

Further, the valve body 214 is connected with a supplementary water pipe 19 matched with the valve core 212, and one end of the supplementary water pipe 19 is provided with a supplementary water tank 20 for timely supplementing and absorbing water in the water pipe and adjusting the pressure of the system.

In this embodiment, the drying chamber 16 starts to work, the air is sucked in from the air filter 11 by the air inlet machine 14, and enters the drying chamber 16 through the air inlet pipe 10, and is heated by the heater 13 in the figure, the waste gas which completes the drying work is discharged through the exhaust fan 5, and enters the combustion chamber 1 through the exhaust control device 4, and is heated through the flame nozzle 41, and the combustion treatment avoids polluting the environment, and meanwhile, the generated heat is transmitted into the water in the pipeline through the burning pipe 2, and the water enters the heat exchanger 12 through the water pump 8, heats the cold air which just enters, and saves the heating time of the heater 13.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a waste heat utilization equipment of drying chamber, includes drying chamber (16) and inlays air inlet machine (14) of establishing in drying chamber (16) one side, sets up heat dissipation water course (17) in drying chamber (16) wall, its characterized in that, air inlet machine (14) one side has heater (13) through the tube coupling, heater (13) one side is connected with empty filter (11) through air-supply line (10), the cover is equipped with heat exchanger (12) on air-supply line (10), heat exchanger (12) inside is seted up and is the heliciform pipeline, heat exchanger (12) import department is connected with three way connection (6) through high temperature water pipe (9), high temperature water pipe (9) middle part is equipped with water pump (8), be connected with combustion chamber outlet pipe (3) and drying chamber outlet pipe (7) on three way connection (6), drying chamber outlet pipe (7) and heat dissipation water course (17) intercommunication, combustion chamber outlet pipe (3) one end is connected with burning pipe (2), burning pipe (2) are equipped with combustion chamber (1) outward, combustion chamber (1) one side is equipped with exhaust control device (4), combustion chamber (1) opposite side is connected with blast pipe (22), exhaust control device (4) one side is connected with exhaust fan (5), exhaust fan (5) are inlayed and are established in drying chamber (16) one side, burning pipe (2) other end is connected with commentaries on classics valve (21) through inlet tube (213), commentaries on classics valve (21) are through drying chamber inlet tube (18) and heat dissipation water course (17) intercommunication, commentaries on classics valve (21) are through drain pipe (15) and heat exchanger (12) export intercommunication.

2. The waste heat utilization device of the drying chamber according to claim 1, wherein the burning pipe (2) is spiral and is located in the middle of the combustion chamber (1) and corresponds to the exhaust gas control device (4).

3. The waste heat utilization device of the drying chamber according to claim 1, wherein the exhaust control device (4) comprises a flame nozzle (41), a valve seat (42) and an exhaust valve seat (43), the exhaust valve seat (43) is communicated with the combustion chamber (1), the valve seat (42) is fixed inside the exhaust valve seat (43), a valve (47) penetrates through the exhaust valve seat (43), the valve (47) is abutted to the valve seat (42) through a spring (45), one end of the valve (47) is hinged to a shift lever (44), the shift lever (44) penetrates through the exhaust valve seat (43), and the other end of the shift lever is hinged to an electromagnetic switch (46) fixed on the outer side of the exhaust valve seat (43).

4. A device for utilizing waste heat of drying chamber according to claim 3, wherein said flame nozzle (41) penetrates the combustion chamber (1) and is disposed obliquely on the upper side of the exhaust valve seat (43).

5. The waste heat utilization device of the drying chamber according to claim 1, wherein the rotary valve (21) comprises a knob (211), a valve core (212) and a valve body (214), the valve body (214) is respectively communicated with the water inlet pipe (213), the drying chamber water inlet pipe (18) and the water discharge pipe (15), the valve core (212) is cylindrical and abuts against the bottom of the valve body (214), a circular hole is formed in one side, deviating from a rotation center, of the valve core (212), and the circular hole is matched with the water discharge pipe (15).

6. The waste heat utilization device of the drying chamber according to claim 5, wherein the valve body (214) is connected with a supplement water pipe (19) matched with the valve core (212), and one end of the supplement water pipe (19) is provided with a supplement water tank (20).