CN217818191U - Flue gas waste heat utilization device of industrial silicon furnace - Google Patents

Abstract

The utility model discloses an industrial silicon furnace flue gas waste heat utilization device, including case shell and drive case, fixed mounting has heat exchange coil pipe in the case shell, heat exchange coil pipe's upper end is established to the inlet tube, the inlet tube runs through the right side wall of case shell, heat exchange coil pipe's lower extreme is established to the outlet pipe, the outlet pipe runs through the right side wall of case shell, heat exchange coil pipe's exposed lateral wall laminating has the heat conduction shield plate, and drive case fixed mounting is in the upper surface of case shell, and the upper surface fixed mounting of drive case has servo motor, and servo motor's output is fixed with the driving gear; through the setting of cutting apart to the heat transfer cavity, can realize disabling in turn to conveniently clear up, simultaneously through drive box, screw thread push rod and clearance scraper blade, constitute the clearance structure, can clear up the heat transfer cavity of disabling, avoid adhering to of smoke and dust to influence heat exchange efficiency, realize effectual cooperation, and alternate use can adjust according to the demand, thereby carry out effectual maintenance to the heat transfer effect.

Description

Flue gas waste heat utilization device of industrial silicon furnace

Technical Field

The utility model relates to a waste heat utilization equipment technical field, the concrete field is an industrial silicon furnace flue gas waste heat utilization equipment.

Background

The industrial silicon furnace is a necessary device for producing industrial silicon, silicon dioxide is effectively reduced under the action of a reducing agent through high temperature, subsequent demand production is carried out, the industrial silicon furnace can produce a large amount of high-temperature smoke in the working process, the smoke is directly discharged to cause the waste of heat energy, the existing smoke waste heat recovery device mostly installs a heat exchange coil on the outer wall or the inner wall of a flue, heat absorption is carried out through heat media circulating in the heat exchange coil, the waste heat utilization is realized, the smoke is directly led out of the furnace body, a large amount of smoke dust is contained, the smoke dust can be attached to the outer wall or the inner wall of the flue of the heat exchange coil, the heat exchange efficiency is influenced, and the smoke waste heat utilization device of the industrial silicon furnace is provided for the purpose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an industrial silicon furnace flue gas waste heat utilization equipment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an industry silicon furnace flue gas waste heat utilization equipment, includes case shell and drive case, fixed mounting has heat exchange coil pipe in the case shell, establish to the inlet tube in heat exchange coil pipe's upper end, the inlet tube runs through the right side wall of case shell, heat exchange coil pipe's lower extreme is established to the outlet pipe, the outlet pipe runs through the right side wall of case shell, heat exchange coil pipe's exposed lateral wall laminating has the heat conduction shield plate, drive case fixed mounting is in the upper surface of case shell, the last fixed surface of drive case installs servo motor, servo motor's output is fixed with the driving gear, the driving case is arranged in to the driving gear, screw drive gear is installed to the drive case internal rotation, screw drive gear and driving gear meshing, screw drive gear middle part runs through the spiral shell and is equipped with the screw thread push rod, screw push rod's lower extreme fixed mounting has the clearance scraper blade, the clearance scraper blade slides and is located between two heat conduction shield plates, the right side wall fixed mounting of case has the chimney that advances of intercommunication incasement, the left side wall fixed mounting of case has the intercommunication incasement, the section of smoke tube of discharging of the case has the intercommunication, the bottom surface of case has seted up the ash hole.

Preferably, the chimney is located the lower edge of case shell right side wall, the inner chamber of case shell between the chimney intercommunication two heat conduction shielding plates is advanced to the chimney, the chimney is located the upper limb of case shell left side wall, the inner chamber of case shell between two heat conduction shielding plates is communicated to the chimney.

Preferably, the exposed surface of the heat conduction shielding plate is integrally formed with a grid ridge, the edge of the cleaning scraper is provided with a sliding opening, and the sliding opening is matched with the grid ridge.

Preferably, the inner wall of the box shell is attached with a heat insulation layer.

Preferably, the ash discharge port is positioned right below the cleaning scraper.

Preferably, the upper surface and the lower surface of the thread driving gear are both rotatably provided with positioning pieces, the positioning pieces are fixedly arranged on the top surface and the bottom surface in the box of the driving box, and the thread push rod penetrates through the positioning pieces in a sliding manner.

Preferably, an auxiliary cylinder is embedded in a top shell of the driving box, and the auxiliary cylinder is sleeved with a threaded push rod in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides an industrial silicon furnace flue gas waste heat utilization equipment, sets up through cutting apart to the heat transfer cavity, can realize alternately deactivating to conveniently clear up, simultaneously through drive case, screw thread push rod and clearance scraper blade, constitute the clearance structure, can clear up the heat transfer cavity of deactivating, avoid adhering to of smoke and dust to influence heat exchange efficiency, realize effectual cooperation, and alternate use can adjust according to the demand, thereby carry out effectual maintenance to the heat transfer effect.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a right sectional view of the case shell of the present invention;

FIG. 3 is a first main sectional view of the housing of the present invention;

FIG. 4 is a second main sectional structural view of the cabinet shell of the present invention;

fig. 5 is a schematic view of the main sectional structure of the driving box of the present invention;

fig. 6 is a schematic view of the three-dimensional structure of the combination of the threaded push rod and the cleaning scraper of the present invention.

In the figure: 1. the device comprises a box shell, 2, a driving box, 3, a smoke inlet tube, 4, a water inlet tube, 5, a water outlet tube, 6, a servo motor, 7, a threaded push rod, 8, a cleaning scraper blade, 9, a heat insulation layer, 10, a smoke exhaust tube, 11, a heat conduction shielding plate, 12, a sliding opening, 13, a heat exchange coil, 14, a driving gear, 15, a threaded driving gear, 16, a positioning piece, 17, an auxiliary tube, 18, an ash discharge opening, 19 and grid ridges.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides an industry silicon furnace flue gas waste heat utilization equipment, includes case shell 1 and drive case 2, fixed mounting has heat exchange coil pipe 13 in the case shell 1, establish to inlet tube 4 in heat exchange coil pipe 13's upper end, inlet tube 4 runs through the right side wall of case shell 1, heat exchange coil pipe 13's lower extreme is established to outlet pipe 5, outlet pipe 5 runs through the right side wall of case shell 1, heat exchange coil pipe 13's exposed lateral wall laminating has heat conduction shield plate 11, 2 fixed mounting in the upper surface of case shell 1 of drive case, the last fixed surface of drive case 2 installs servo motor 6, servo motor 6's output is fixed to be installed with driving gear 14, driving gear 14 is arranged in drive case 2, screw drive gear 15 is installed to the 2 internal rotations of drive case, screw drive gear 15 and driving gear 14 meshing, screw drive gear 15 middle part runs through the spiral shell and is equipped with screw push rod 7, the lower extreme fixed mounting of screw rod 7 has clearance scraper blade 8, clearance blade 8 slides and is located between two heat conduction shield plates 11, the right side wall fixed mounting of case shell 1 has the interior chimney 3 that advances of intercommunication, the left side wall of case shell 1 installs the ash discharge port 10, the ash discharge tube intercommunication.

Case shell 1 is the main part exterior structure of device, drive case 2 provides the installation basis for mechanical drive part, it leads to the device with the flue gas to advance chimney 3, chimney 10 is with flue gas diverting arrangement after the heat transfer, heat conduction shield plate 11 constitutes heat exchange assemblies with heat exchange coil 13, inlet tube 4 is with cold water heat conduction heat exchange assemblies, outlet pipe 5 is with hot water derivation heat exchange assemblies after the heat absorption, avoid the smoke and dust to assist at the heat conduction coil outer wall through heat conduction shield plate 11 simultaneously, lead to being difficult to clear up, servo motor 6 provides controllable power for drive case 2, driving gear 14 transmits servo motor 6's power to screw drive gear 15, screw drive gear 15 drives through cooperation screw push rod 7, make clearance scraper blade 8 slide between two heat conduction shield plates 11 then, realize the clearance, the smoke and dust that the clearance falls down passes through ash discharge port 18 diverting arrangement, ash discharge port 18 connects outside controllable closing means, avoid the flue gas overflow.

Particularly, advance chimney 3 and be located the lower edge of case shell 1 right side wall, advance the inner chamber of case shell 1 between 3 intercommunications two heat conduction shielding plates of chimney, chimney 10 is located the upper reason of case shell 1 left side wall, chimney 10 communicates the inner chamber of case shell 1 between two heat conduction shielding plates 11.

Through the relative setting of advancing chimney 3 and chimney 10 through the position, can guarantee the maximum circulation route of flue gas, guarantee heat exchange efficiency then.

Specifically, the exposed surface of the heat conduction shielding plate 11 is integrally formed with a grid ridge 19, the edge of the cleaning scraper 8 is provided with a sliding opening 12, and the sliding opening 12 is matched with the grid ridge 19.

Through setting up bars spine 19, can increase the area of contact of flue gas, increase the heat absorption effect then, and clearance scraper blade 8 is through seting up smooth mouthful 12, and mutually support with bars spine 19, can guarantee the clearance effect.

Specifically, a heat insulating layer 9 is attached to the inner wall of the cabinet 1.

Through setting up insulating layer 9 at the inner wall of case shell 1, avoid the heat of flue gas to spill through the outer wall of case shell 1 and scatter, influence whole waste heat recovery efficiency.

In particular, the ash discharge opening 18 is located directly below the cleaning blade 8.

Through the setting of ash discharge port 18, can guarantee that the smoke and dust that the clearance fell is effectively derived.

Specifically, the upper surface and the lower surface of the thread driving gear 15 are both rotatably provided with a positioning piece 16, the positioning piece 16 is fixedly arranged on the top surface and the bottom surface in the box of the driving box 2, and the thread push rod 7 penetrates through the positioning piece 16 in a sliding manner.

Carry out circumference spacing through spacer 16 to screw thread push rod 7, then auxiliary device moves, increases stability.

Specifically, an auxiliary cylinder 17 is fitted into the top case of the drive case 2, and the auxiliary cylinder 17 is slidably fitted over the screw push rod 7.

The motion stability of the threaded push rod 7 is increased through the auxiliary barrel 17, so that the device is guaranteed to be more effectively.

The working principle is as follows: when the device is used, the water circulation system is connected with the water inlet pipe 4 and the water outlet pipe 5, smoke of a furnace body is connected with the smoke inlet cylinder 3 through a pipeline, the smoke exhaust cylinder 10 is connected with a subsequent smoke treatment device, the servo motor 6 is connected with the control system, the smoke enters the device through the smoke inlet cylinder 3, large heat of the smoke is guided to the heat exchange coil 13 through the heat conduction shielding plate 11, and the heat exchange coil 13 absorbs heat through cold water circulating inside, so that recycling is realized;

after using a period, through deactivating the cavity that has used, servo motor 6 is under control system's control for 2 drive screw thread push rods 7 movements of drive box, make clearance scraper blade 8 carry out reciprocating motion between two heat conduction shield plates 11, thereby realize clearing up adnexed smoke and dust, and the smoke and dust after the clearance passes through guider behind the dust exhaust.

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 (7)

1. The utility model provides an industrial silicon stove flue gas waste heat utilization equipment, includes case shell (1) and drive case (2), its characterized in that: the improved kitchen ventilator is characterized in that a heat exchange coil (13) is fixedly arranged in the box shell (1), an inlet pipe (4) is arranged at the upper end of the heat exchange coil (13), the inlet pipe (4) penetrates through the right side wall of the box shell (1), a water outlet pipe (5) is arranged at the lower end of the heat exchange coil (13), the water outlet pipe (5) penetrates through the right side wall of the box shell (1), a heat conduction shielding plate (11) is attached to the exposed side wall of the heat exchange coil (13), a driving box (2) is fixedly arranged on the upper surface of the box shell (1), a servo motor (6) is fixedly arranged on the upper surface of the driving box (2), a driving gear (14) is fixedly arranged at the output end of the servo motor (6), the driving gear (14) is fixedly arranged in the driving box (2), a thread driving gear (15) is installed in the driving box (2) in a rotating manner, the thread driving gear (15) is meshed with the driving gear (14), a thread push rod (7) is arranged in the middle of the thread driving gear (15) in a penetrating manner, a cleaning scraper (8) is fixedly arranged at the lower end of the thread push rod (7), the thread push rod (8) is slidably positioned between the heat conduction shielding plate (11), a smoke discharge tube (10) and a smoke discharge tube (10) is arranged in the left side wall of the fixed box (1), the bottom surface of the box shell (1) is provided with an ash discharge opening (18).

2. The flue gas waste heat utilization device of the industrial silicon furnace according to claim 1, characterized in that: advance chimney (3) and be located the lower edge of case shell (1) right side wall, advance chimney (3) intercommunication two inner chambers of case shell (1) between heat conduction shielding plate (11), chimney (10) are located the upper reason of case shell (1) left side wall, chimney (10) communicate the inner chamber of case shell (1) between two heat conduction shielding plate (11).

3. The flue gas waste heat utilization device of the industrial silicon furnace according to claim 1, characterized in that: the exposed surface of the heat conduction shielding plate (11) is integrally formed with a grid ridge (19), the edge of the cleaning scraper (8) is provided with a sliding opening (12), and the sliding opening (12) is matched with the grid ridge (19).

4. The flue gas waste heat utilization device of the industrial silicon furnace according to claim 1, characterized in that: the inner wall of the box shell (1) is attached with a heat insulation layer (9).

5. The flue gas waste heat utilization device of the industrial silicon furnace according to claim 1, characterized in that: the ash discharge port (18) is positioned right below the cleaning scraper (8).

6. The flue gas waste heat utilization device of the industrial silicon furnace according to claim 1, characterized in that: the upper surface and the lower surface of screw thread drive gear (15) all rotate and install spacer (16), spacer (16) fixed mounting and the incasement top surface and the bottom surface of drive case (2), screw thread push rod (7) slide and run through spacer (16).

7. The flue gas waste heat utilization device of the industrial silicon furnace according to claim 1, characterized in that: an auxiliary cylinder (17) is embedded in the top shell of the driving box (2), and the auxiliary cylinder (17) is sleeved with a threaded push rod (7) in a sliding mode.

Images