CN214581118U - Heat energy circulating device for wet oxidation - Google Patents

Abstract

The utility model discloses a heat energy circulating device for wet oxidation, which comprises a bottom plate and a bracket fixed on the upper end surface of the bottom plate, wherein a preheating box is fixedly arranged on the bracket, one side of the preheating box is provided with a buffer box fixedly connected with a frame, one end of the buffer box is fixedly provided with a water pump, the input end of the water pump is fixedly provided with a water inlet pipe, one end of the water inlet pipe penetrates through the preheating box, one side of the buffer box is provided with a reaction box fixedly connected with the frame, the output end of the water pump is fixedly provided with a water outlet pipe, one end of the water outlet pipe penetrates through one end of the reaction box, the bottom of the reaction box is provided with a first water outlet pipe, one end of the first water outlet pipe penetrates through the buffer box, the bottom of the buffer box is provided with a second water outlet pipe, one end of the second water outlet pipe penetrates through the preheating box, a first heating pipe is arranged inside the preheating box, one end of the heating pipe is fixedly connected with the second water outlet pipe, and the other end of the heating pipe penetrates through the preheating box, the utility model discloses it is rational in infrastructure, have and carry out cyclic utilization to heat energy, avoid extravagant.

Description

Heat energy circulating device for wet oxidation

Technical Field

The utility model relates to an organic waste water treatment equipment technical field, in particular to heat energy circulating device for wet oxidation.

Background

Wet oxidation, also known as wet combustion, refers to a rapid oxidation process of organic materials in the presence of an aqueous medium at a suitable temperature and pressure. The organic material should be in a fluid state and may be pumped into the wet oxidation system. As the oxidation process of the organic matters is an exothermic process, once the reaction is started, the reaction can be automatically carried out under the action of heat released by the oxidation of the organic matters without adding auxiliary fuel. The discharged tail gas mainly contains carbon dioxide, nitrogen, excessive oxygen and other gases, and the liquid phase comprises residual metal salts and incompletely reacted organic matters. The degree of oxidation of the organics depends on the reaction temperature, pressure and residence time of the waste in the reactor. Increasing the temperature and pressure can increase the reaction rate and improve the conversion rate of CODbet365, but the highest temperature cannot exceed the critical temperature of water.

Wet oxidation can produce a large amount of heats in the reaction, and traditional wet oxidation reaction unit can directly discharge the reaction liquid after the reaction is accomplished and cool, has caused the waste of heat energy, provides a solution to above problem below.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heat energy circulating device for wet-type oxidation has and carries out cyclic utilization, avoids extravagant advantage to heat energy.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a heat energy circulating device for wet oxidation comprises a bottom plate and a support fixed on the upper end face of the bottom plate, wherein a preheating box is fixedly arranged on the support, a feeding pipe and a first air inlet pipe penetrate through the preheating box, a buffer box fixedly connected with a rack is arranged on one side of the preheating box, a water pump is fixedly arranged at one end of the buffer box, an inlet pipe is fixedly arranged at the input end of the water pump, one end of the inlet pipe penetrates through the preheating box, a reaction box fixedly connected with the rack is arranged on one side of the buffer box, an outlet pipe is fixedly arranged at the output end of the water pump, one end of the outlet pipe penetrates through one end of the reaction box, a second air inlet pipe penetrates through one side of the reaction box, a first water discharge pipe penetrates through the bottom of the reaction box, one end of the first water discharge pipe penetrates through the buffer box, a first valve is arranged on the first water discharge pipe, and a second water discharge pipe penetrates through the bottom of the buffer box, one end of the second drain pipe penetrates through the preheating box, the second drain pipe is provided with a second valve, a first heating pipe is arranged inside the preheating box, one end of the heating pipe is fixedly connected with the second drain pipe, the other end of the heating pipe penetrates through the preheating box, and a stirring assembly and a cleaning assembly are arranged inside the reaction box, the preheating box and the cache box.

By adopting the technical scheme, the feeding pipe is connected with an external waste water pipe, an external oxygen pipe, an air inlet pipe I and an air inlet pipe II are respectively connected, waste materials are sent into the preheating box through the water inlet pipe, the external oxygen enters the preheating box through the air inlet pipe at the same time, the water pump starts to work, waste materials in the preheating box are sucked into the water inlet pipe by the water pump, the waste materials are transported into the water outlet pipe through the water inlet pipe and are finally discharged into the reaction box, at the moment, the two air inlets of the air inlet pipe are filled with oxygen gas into the reaction box, new waste materials enter the preheating box through the feeding pipe, meanwhile, organic materials in the waste materials are quickly oxidized under proper temperature and pressure under the condition of existence of an aqueous medium, after the reaction is completed, a valve I is opened, a drain pipe I is opened, and the waste materials in the reaction box enter the cache box through the drain pipe I because a support at the bottom of the reaction box is higher than a support at the bottom of the cache box, reopen valve two, the waste material enters into inside intake pipe one through drain pipe two, because through wet-type oxidation reaction, can produce a large amount of heats, when a heating pipe waste material passes through the preheating cabinet, the inside waste material of heating pipe and the waste material in the preheating cabinet carry out energy transfer, the waste material in preheating cabinet is given to the energy transfer of waste material in the heating pipe, preheat the waste material in the preheating cabinet, the waste of energy has been avoided, stirring assembly starts to stir the waste material simultaneously, area of contact and circulation have been increased, be favorable to the quick transmission of energy, raise the efficiency, can be to the reaction box through clean subassembly after the reaction is accomplished, preheating cabinet and buffer tank clean, avoid long-time use the corruption to equipment.

Preferably, the stirring assembly comprises a stirring motor, a stirring rod and stirring blades, the stirring rod is fixedly connected with the input end of the stirring motor, the stirring blades are arranged in a plurality of numbers, and the stirring blades are arranged on the outer arc surface of the stirring rod in an experiential manner.

Adopt above-mentioned technical scheme, agitator motor starts, and agitator motor drives the stirring rod and rotates, and the stirring rod drives the stirring of waste material, and the design of a plurality of stirring rods has increased area of contact and has promoted stirring effect.

Preferably, the cleaning assembly comprises a bearing ring, a scraper, a threaded rod and a driving motor, a first flat gear and a second flat gear, the scraper is sleeved outside the outer arc surface of the bearing plate, the threaded rod is rotatably arranged on the side surface of the bearing ring, the threaded rod penetrates through the second flat gear and is in threaded fit with the second flat gear, the first flat gear is fixedly connected with the output end of the driving motor, and the first flat gear and the second flat gear are meshed with each other.

By adopting the technical scheme, the driving motor is started, the driving motor drives the first flat gear to rotate, the first flat gear drives the second flat gear which is meshed with the first flat gear, the threaded rod which is in threaded fit is driven to move when the second flat gear rotates, the threaded rod drives the bearing ring to move, the bearing ring drives the scraper, and the scraper is cleaned through the scraper, so that the trouble of manual cleaning is avoided.

Preferably, a second heating pipe is arranged between the water pump and the water inlet pipe, the second heating pipe is located inside the cache pool, and two ends of the second heating pipe are fixedly connected with the input end of the water pump and one end of the water inlet pipe respectively.

Adopt above-mentioned technical scheme, when the water pump was taken the waste material of preheating cabinet inside out through the inlet tube, can transport the waste material through the heating pipe, the heating pipe two is located the cache incasement portion, can be heated by the waste material of cache incasement portion when the waste material passes through heating pipe two, make full use of energy.

Preferably, the reaction chamber is provided with an observation window.

By adopting the technical scheme, the observation window is convenient for observing the reaction condition of the waste materials inside the reaction box.

Preferably, the first heating pipe is spiral.

By adopting the technical scheme, the spiral design of the heating pipe increases the contact area, and simultaneously prolongs the time of the waste material passing through the heating pipe, so that the energy utilization is more prolonged and sufficient.

Preferably, a controller is fixedly arranged on the bottom plate.

By adopting the technical scheme, the controller plays a control role.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a top view of the embodiment;

FIG. 3 is a sectional view of a front view of the embodiment.

Reference numerals: 1. a base plate; 2. a support; 3. a preheating box; 4. a feed pipe; 5. a first air inlet pipe; 6. a cache box; 7. a water pump; 8. a water inlet pipe; 9. a reaction box; 10. a water outlet pipe; 11. a second air inlet pipe; 12. a first water drainage pipe; 13. a first valve; 14. a second water drainage pipe; 15. a second valve; 16. heating a first pipe; 17. a stirring assembly; 18. a cleaning assembly; 19. a stirring motor; 20. a stirring rod; 21. a stirring blade; 22. a bearing ring; 23. a squeegee; 24. a threaded rod; 25. a drive motor; 26. a first flat gear; 27. a flat gear II; 28. heating a pipe II; 29. an observation window; 30. and a controller.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

As shown in fig. 1 to 3, a heat energy circulating device for wet oxidation comprises a bottom plate 1 and a support 2 fixed on the upper end surface of the bottom plate 1, a controller 30 is fixedly arranged on the bottom plate 1, the controller 30 plays a role in control, a preheating tank 3 is fixedly arranged on the support 2, a feed pipe 4 and a first air inlet pipe 5 are arranged on the preheating tank 3 in a penetrating manner, a buffer tank 6 fixedly connected with a rack is arranged on one side of the preheating tank 3, a water pump 7 is fixedly arranged at one end of the buffer tank 6, a water inlet pipe 8 is fixedly arranged at the input end of the water pump 7, one end of the water inlet pipe 8 penetrates through the preheating tank 3, a second heating pipe 28 is arranged between the water pump 7 and the water inlet pipe 8, the second heating pipe 28 is positioned in the buffer tank, two ends of the second heating pipe 28 are respectively fixedly connected with the input end of the water pump 7 and one end of the water inlet pipe 8, a reaction tank 9 fixedly connected with the rack is arranged on one side of the buffer tank 6, an outlet pipe 10 is fixedly arranged at the output end of the water pump 7, one end of the outlet pipe 10 penetrates through one end of the reaction box 9, and a second air inlet pipe 11 penetrates through one side of the reaction box 9.

Connecting the feeding pipe 4 with an external waste water pipe, respectively connecting external oxygen and an air inlet pipe I5 with an air inlet pipe II 11, feeding waste into the preheating box 3 through the water inlet pipe 8, simultaneously feeding external oxygen into the preheating box 3 through the air inlet pipe I5, starting the water pump 7, sucking waste in the preheating box 3 into the water inlet pipe 8 by the water pump 7, after being transported to the inside of the second heating pipe 28, in being transported to the outlet pipe 10 through the second heating pipe 28, finally, the oxygen is discharged into the reaction box 9, at the moment, the second air inlet pipe 11 is used for introducing oxygen into the reaction box 9, simultaneously inside new waste material enters into preheating cabinet 3 through inlet pipe 4, the organic material in the waste material is in the condition that has aqueous medium to exist simultaneously, and the quick oxidation that suitable temperature and pressure carried out has seted up observation window 29 on the reaction box 9, and observation window 29 conveniently observes the inside waste material reaction condition of reaction box 9.

Drain pipe one 12 is worn to be equipped with by the bottom of reaction box (9), buffer box 6 is passed to the one end of drain pipe one 12, and install valve one 13 on the drain pipe one 12, drain pipe two 14 is worn to be equipped with by the bottom of buffer box 6, the one end of drain pipe two 14 pierces through preheating cabinet 3, and install valve two 15 on the drain pipe two 14, the inside heating pipe one 16 that is provided with of preheating cabinet 3, the one end and the drain pipe two 14 fixed connection of heating pipe, the other end of heating pipe pierces through preheating cabinet 3, heating pipe one 16 is the heliciform, the spiral helicine design of heating pipe one 16 has increased area of contact, the time that the waste material passed through the heating pipe has been prolonged simultaneously, make the utilization of energy more elongated abundant.

After the reaction is finished, the first valve 13 is opened, the first drain pipe 12 is opened, the support 2 at the bottom of the reaction box 9 is higher than the support 2 at the bottom of the cache box 6, so that the waste in the reaction box 9 enters the cache box 6 through the first drain pipe 12, at the moment, when the waste in the preheating box 3 is pumped out through the water inlet pipe 8 by the water pump 7, the waste is transported through the heating pipe, the second heating pipe 28 is positioned in the cache box 6, when the waste passes through the second heating pipe 28, the waste is heated by the waste in the cache box 6, the energy is fully utilized, when the waste in the preheating box 3 is pumped out, the external waste enters the preheating box 3 again, the second valve 15 is opened, the waste enters the first inlet pipe through the second drain pipe 14, a large amount of heat is generated due to wet oxidation reaction, when the waste in the first heating pipe 16 passes through the preheating box 3, the energy transfer is carried out to the waste material in the inside heating tube and the waste material in the preheating cabinet 3, with the energy transfer of the waste material in the heating tube for the waste material in the preheating cabinet 3, preheats the waste material in the preheating cabinet 3, has avoided the waste of energy.

Stirring components 17 are arranged in the reaction box 9, the preheating box 3 and the buffer box 6. Stirring subassembly 17 includes agitator motor 19, stirring rod 20 and stirring vane 21, stirring rod 20 and agitator motor 19's input fixed connection, and stirring vane 21 is provided with a plurality ofly, and stirring vane 21 experience arranges on the outer arc surface of stirring rod 20.

When carrying out the wet reaction, agitator motor 19 starts, and agitator motor 19 drives stirring rod 20 and rotates, and stirring rod 20 drives the stirring of waste material, has increased area of contact and circulation, is favorable to the quick transmission of energy, raises the efficiency, and area of contact has been increased in the design of a plurality of stirring rods 20 and has promoted stirring effect.

The inside of the reaction box 9, the preheating box 3 and the buffer box 6 are respectively provided with a cleaning component 18, the cleaning component 18 comprises a bearing ring 22, a scraper 23, a threaded rod 24 and a driving motor 25, a first flat gear 26 and a second flat gear 27, the scraper 23 is externally sleeved on the outer arc surface of the bearing plate, the threaded rod 24 is rotatably arranged on the side surface of the bearing ring 22, the threaded rod 24 penetrates through the second flat gear 27, the threaded rod 24 is in threaded fit with the second flat gear 27, the first flat gear 26 is fixedly connected with the output end of the driving motor 25, and the first flat gear 26 is meshed with the second flat gear 27.

After the reaction is finished, the driving motor 25 is started, the driving motor 25 drives the first flat gear 26 to rotate, the first flat gear 26 drives the second flat gear 27 which is meshed with the first flat gear, the threaded rod 24 which is in threaded fit is driven to move when the second flat gear 27 rotates, the threaded rod 24 drives the bearing ring 22 to move, the bearing ring 22 drives the scraper 23, cleaning is carried out through the scraper 23, the trouble of manual cleaning is avoided, and corrosion to equipment due to long-time use is avoided.

Claims (7)

1. A heat energy circulating device for wet oxidation comprises a bottom plate (1) and a support (2) fixed on the upper end face of the bottom plate (1), and is characterized in that a preheating box (3) is fixedly arranged on the support (2), a feed pipe (4) and a first air inlet pipe (5) are arranged on the preheating box (3) in a penetrating mode, a cache box (6) fixedly connected with a rack is arranged on one side of the preheating box (3), a water pump (7) is fixedly arranged at one end of the cache box (6), a water inlet pipe (8) is fixedly arranged at the input end of the water pump (7), one end of the water inlet pipe (8) penetrates through the preheating box (3), a reaction box (9) fixedly connected with the rack is arranged on one side of the cache box (6), a water outlet pipe (10) is fixedly arranged at the output end of the water pump (7), and one end of the water outlet pipe (10) penetrates through one end of the reaction box (9), intake pipe two (11) are worn to be equipped with in one side of reaction box (9), drain pipe one (12) are worn to be equipped with in the bottom of reaction box (9), buffer box (6) are passed to the one end of drain pipe one (12), just install valve one (13) on drain pipe one (12), drain pipe two (14) are worn to be equipped with in the bottom of buffer box (6), the one end of drain pipe two (14) pierces through preheating cabinet (3), just install valve two (15) on drain pipe two (14), preheating cabinet (3) inside is provided with heating pipe one (16), the one end and the drain pipe two (14) fixed connection of heating pipe, the other end of heating pipe pierces through preheating cabinet (3), stirring subassembly (17) and clean subassembly (18) are all installed to reaction box (9), preheating cabinet (3) and buffer box (6) inside.

2. The thermal energy circulation device for wet oxidation according to claim 1, wherein the stirring assembly (17) comprises a stirring motor (19), a stirring rod (20) and stirring blades (21), the stirring rod (20) is fixedly connected with the input end of the stirring motor (19), the stirring blades (21) are provided in plurality, and the stirring blades (21) are empirically arranged on the outer arc surface of the stirring rod (20).

3. The thermal energy circulation device for wet oxidation as claimed in claim 1, wherein the cleaning assembly (18) comprises a bearing ring (22), a scraper (23), a threaded rod (24) and a driving motor (25), a first flat gear (26) and a second flat gear (27), the scraper (23) is sleeved on the outer arc surface of the bearing plate, the threaded rod (24) is rotatably arranged on the side surface of the bearing ring (22), the threaded rod (24) penetrates through the second flat gear (27), the threaded rod (24) and the second flat gear (27) are in threaded fit, the first flat gear (26) and the output end of the driving motor (25) are fixedly connected, and the first flat gear (26) and the second flat gear (27) are meshed with each other.

4. The heat energy circulating device for wet oxidation according to claim 1, wherein a second heating pipe (28) is arranged between the water pump (7) and the water inlet pipe (8), the second heating pipe (28) is located inside the buffer pool, and two ends of the second heating pipe (28) are respectively fixedly connected with the input end of the water pump (7) and one end of the water inlet pipe (8).

5. The thermal energy circulation device for wet oxidation according to claim 1, wherein the reaction box (9) is provided with an observation window (29).

6. The thermal energy circulation device for wet oxidation according to claim 1, wherein the first heating pipe (16) has a spiral shape.

7. A thermal energy recycling apparatus for wet oxidation in accordance with claim 1, wherein a controller (30) is fixedly installed on the base plate (1).

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