CN212842912U - Energy-saving consumption-reducing pigment calcining furnace - Google Patents

Abstract

The utility model relates to an energy saving and consumption reduction formula pigment calcining furnace, including the furnace body, be located intake pipe, combustion controller on the furnace body lateral wall be equipped with the furnace chamber in the furnace body, be equipped with the heat preservation device on the furnace body, the heat preservation device is including keeping warm cover, coupling assembling, seal assembly and driving piece, it is connected with seal assembly's bottom to keep warm the cover top, it is located the furnace chamber to keep warm cover and coupling assembling, the furnace body roof is equipped with the vent, seal assembly keeps away from coupling assembling's one end and stretches out the vent, seal assembly's outer wall can be sealed the vent, the driving piece sets up on the furnace body roof and links to each other with seal. The application has the following advantages: the calcination is sufficient and the calcination efficiency is high.

Description

Energy-saving consumption-reducing pigment calcining furnace

Technical Field

The application relates to the field of pigment calcination, in particular to an energy-saving and consumption-reducing pigment calcining furnace.

Background

Calcination refers to a high temperature pre-heating process of the solid carbonaceous material in the absence of air or little air. In the calcining process, the structures and the element compositions of various carbonaceous raw materials are changed, and the physical and chemical properties of the carbonaceous raw materials are improved. The calcination is to remove volatile components from the raw materials, to improve the density and mechanical strength of the carbonaceous raw materials, to improve the electrical conductivity of the raw materials, to remove moisture from the raw materials, and to improve the chemical stability of the raw materials. The existing calcining process is generally completed by depending on a calcining furnace.

Fig. 1 shows a related pigment calcining furnace, which comprises afurnace body 1, wherein afurnace chamber 13 is arranged in thefurnace body 1, anair inlet pipe 11 and acombustion controller 12 are arranged on the side wall of thefurnace chamber 13, and a lighter of thecombustion controller 12 is arranged on the air inlet hole wall. When the pigment is calcined, the pigment tank containing the pigment is firstly stacked in thefurnace chamber 13, the igniter ignites the fuel gas conveyed by theair inlet pipe 11, and the pigment is directly calcined by means of heat conduction and heat convection.

With respect to the prior related art, the inventors consider that the following drawbacks exist: the furnace chamber of the existing calcining furnace is large, the heat source is positioned on two side walls of the calcining furnace body, and when the pigment is calcined, the temperature of the pigment tank close to the heat source is different from that of the pigment tank positioned in the middle of the furnace chamber, so that the calcining furnace is insufficient in calcining.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that a pigment calcining furnace in the prior related art is not fully calcined, the application provides an energy-saving and consumption-reducing pigment calcining furnace.

The application provides an energy saving and consumption reduction formula pigment calcining furnace adopts following technical scheme:

the energy-saving consumption-reducing pigment calcining furnace comprises a furnace body, an air inlet pipe, a combustion controller and a heating device, wherein the air inlet pipe is located on the side wall of the furnace body, a furnace chamber is arranged in the furnace body, the heating device comprises a heat-preserving cover, a connecting assembly, a sealing assembly and a driving piece, the top end of the heat-preserving cover is connected with the bottom end of the sealing assembly through the connecting assembly, the heat-preserving cover and the connecting assembly are located in the furnace chamber, a vent is formed in the top wall of the furnace body, one end, far away from the connecting assembly, of the sealing assembly extends out of the vent, the outer wall of the sealing assembly can seal the.

By adopting the technical scheme, when the pigment calcining device is used, an operator firstly operates the driving piece to lift the heat-insulating cover, then puts the pigment tank into the heat-insulating cover, then operates the driving piece to drop the heat-insulating cover, so that the heat-insulating cover covers the pigment tank, and then starts calcining; the heat insulation cover reduces the heating space of the furnace chamber, and heat is gathered, so that the pigment tank in the heat insulation cover is uniformly heated; the driving piece enables the heat preservation device to be conveniently lifted.

The utility model discloses a further set up to: the heat preservation cover is in an inverted funnel shape, and the narrow end of the heat preservation cover is connected with the connecting assembly.

Through above-mentioned technical scheme, the heat preservation cover is the shape of falling the funnel, further makes the heat constantly assemble the slot end from the wide-mouth end, and conduction gathering in the heat preservation cover makes the pigment jar in the heat preservation cover be heated evenly.

The utility model discloses a further set up to: the seal assembly comprises a seal cone, the narrow end of the seal cone is connected with the connecting assembly, and the outer wall of the seal cone can seal the vent.

Through the technical scheme, during feeding, the driving piece drives the sealing cone to be far away from the ventilation opening, and the heat-insulating cover rises; when the feeding is finished, the driving piece drives the sealing cone to descend, the heat-preservation cover descends, and at the moment, the side wall of the sealing cone is attached to the ventilation opening. The sealing cone is attached to the vent, so that the heat flowing out of the vent during calcination is reduced, and the sealing performance of the calcining furnace is improved.

The utility model discloses a further set up to: the sealing device is characterized in that a sealing ring is arranged on the outer wall of the sealing cone, the sealing ring is connected to the outer wall of the sealing cone in a surrounding mode, and a sealing groove used for being matched with the sealing ring is formed in the top wall of the furnace body in a surrounding mode and arranged on the ventilation opening.

According to the technical scheme, during calcination, the sealing cone is tightly attached to the vent, and the sealing ring on the sealing cone is embedded into the sealing groove; when the calcination is finished, the sealing cone is far away from the ventilation opening, and the sealing ring is far away from the sealing groove. The sealing ring is matched with the sealing groove, so that the sealing performance of the furnace body is good during calcination, and the heat loss is reduced.

The utility model discloses a further set up to: the furnace body inner wall is provided with a heat conduction assembly, one end of the heat conduction assembly is connected with the air inlet pipe, and the other end of the heat conduction assembly extends to the bottom end of the heat preservation cover.

Through above-mentioned technical scheme, heat-conducting component leads the heat to the heat preservation cover below, with the heat preservation cover cooperation of inverted funnel shape, the heat constantly follows heat-conducting component and passes away, assembles at the heat preservation cover top behind the pigment jar for the pigment jar in the heat preservation cover is heated evenly. One end of the heat conduction assembly is positioned in the range that the heat preservation cover can cover, so that the heat preservation cover falls on the heat conduction assembly when being calcined, a gap exists between the heat preservation cover and the bottom wall of the furnace chamber, and a certain space is provided for heat convection in the heat preservation cover.

The utility model discloses a further set up to: the heat conduction assembly comprises a heat conduction pipeline formed by splicing a plurality of heat conduction pipes and a plurality of elbows, and the adjacent heat conduction pipes are connected through the elbows.

Through above-mentioned technical scheme, during the installation, the operator is with heat pipe one end and air intake pipe connection, then changes the orientation of heat pipe through the elbow for the export of heat pipe is located the heat preservation at last and covers the within range that can cover. The spliced heat conduction assembly can be well adapted to the shape of the furnace chamber, and further efficiently transfers heat.

The utility model discloses a further set up to: the driving piece comprises a hydraulic cylinder, a hydraulic rod and an L-shaped connecting rod, the hydraulic cylinder is connected with one end of the hydraulic rod, the other end of the hydraulic rod is connected with the transverse portion of the L-shaped connecting rod, and the vertical portion of the L-shaped connecting rod is connected with the top wall of the sealing assembly.

Through the technical scheme, during feeding, the hydraulic rod moves upwards under the action of the hydraulic cylinder, and the hydraulic rod drives the L-shaped connecting rod to move upwards, so that the sealing cone is far away from the ventilation opening, and the heat-insulating cover rises; when the feeding is finished, the hydraulic rod moves downwards under the action of the hydraulic cylinder, the hydraulic rod drives the L-shaped connecting rod to move downwards, the sealing cone is attached to the ventilation opening, the bottom end of the heat-insulating cover is in contact with the heat-conducting pipe, and the heat-insulating cover just descends to the wall of the heat-conducting pipe; the driving piece ensures that the whole heat preservation device can conveniently lift, so that the operation process is simple.

The utility model discloses a further set up to: the side wall of the heat preservation cover close to the connecting component is uniformly provided with a plurality of convection holes, and the convection holes are distributed around the connecting component.

Through above-mentioned technical scheme, during calcination, the heat rises to the heat preservation cover top from the heat preservation cover bottom, when conducting the convection current hole, the convection current hole makes the heat can be inside and outside the heat preservation cover convection current better, further makes the pigment jar be heated evenly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the heat insulation cover enables the heat to be fully utilized and the heating to be uniform;

2. the heat preservation cover can collect heat, and the calcining furnace has high calcining efficiency;

3. hydraulic pressure goes up and down, simple operation.

Drawings

Fig. 1 is a schematic view of a structure of a pigment calcining furnace in the related art.

Fig. 2 is a schematic view of the structure for the purpose of this application.

Fig. 3 is a schematic cross-sectional view of an internal structure for embodying the present application.

FIG. 4 is a schematic view of the structure of the heat retaining device.

Fig. 5 is a schematic structural view of the seal assembly.

FIG. 6 is a schematic structural view for showing a positional relationship between the heat conducting member and the heat retaining device.

Description of reference numerals: 1. a furnace body; 11. an air inlet pipe; 12. a combustion controller; 13. a furnace chamber; 14. a vent; 15. a sealing groove; 2. a heat preservation device; 21. a heat-preserving cover; 211. a convection hole; 22. a connecting assembly; 23. a seal assembly; 231. sealing the cone; 232. a seal ring; 24. a drive member; 241. a hydraulic cylinder; 242. a hydraulic lever; 243. an L-shaped connecting rod; 3. a heat conducting component; 31. a heat conducting pipe; 32. and (4) bending the pipe.

Detailed Description

The present application is described in further detail below with reference to figures 2-6.

The embodiment of the application discloses an energy-saving and consumption-reducing pigment calcining furnace.

Referring to fig. 2 and 3, an energy-saving consumption-reducing pigment calcining furnace comprises afurnace body 1, threeair inlet pipes 11 positioned on the side wall of thefurnace body 1, acombustion controller 12, and afurnace chamber 13 arranged in thefurnace body 1, wherein thefurnace body 1 is provided with aheat preservation device 2, theheat preservation device 2 comprises an inverted funnel-shapedheat preservation cover 21, a connectingassembly 22, a sealingassembly 23 and a drivingpiece 24 positioned on the top wall of thefurnace body 1, the top end of theheat preservation cover 21 is fixedly connected with the bottom end of the sealingassembly 23 through the connectingassembly 22, the drivingpiece 24 is fixedly connected with the sealingassembly 23, theheat preservation cover 21 and the connectingassembly 22 are positioned in thefurnace chamber 13, the connectingassembly 22 can penetrate through a vent 14 to ensure that theheat preservation cover 21 can rise to a sufficient height during feeding, the vent 14 is arranged on the top wall of thefurnace body 1, one end, thedrive members 24 are symmetrically disposed about the vent opening 14 to facilitate driving theseal assembly 23.

Referring to fig. 4 and 5, the sealingassembly 23 includes a sealingcone 231 and asealing ring 232, the narrow end of the sealingcone 231 is fixedly connected with the connectingassembly 22, the sealingring 232 is connected on the side wall of the sealingcone 231 in a surrounding manner, the top wall of the calcining furnace is provided with a sealinggroove 15 in a surrounding manner around the vent 14, when calcining, the side wall of the sealingcone 231 is attached to the vent 14, and thesealing ring 232 is embedded into the sealinggroove 15; after calcination is completed, the sealingcone 231 is away from the vent 14, and thesealing ring 232 is away from the sealinggroove 15; in actual operation, sealed liquid can be added into the sealinggroove 15, so that the calcining furnace is further sealed during calcining, and the heat loss is reduced; the top wall of the calcining furnace can be externally connected with a residual heat recovery device, and after the calcining is finished, the residual heat in the furnace can be utilized.

Referring to fig. 6, a heat conduction assembly 3 is disposed on an inner wall of the furnace chamber 13, the heat conduction assembly 3 includes a heat conduction pipeline formed by splicing three heat conduction pipes 31 and two elbows 32, adjacent heat conduction pipes 31 are connected through the elbows 32, the heat conduction pipes 31 are sleeved with the air inlet pipe 11, a plurality of convection holes 211 are uniformly disposed on a side wall of the heat insulation cover 21 close to the connection assembly 22, and the convection holes 211 are distributed around the connection assembly 22; during calcination, the combustion controller 12 ignites gas at the gas inlet pipe 11, the heat pipe 31 guides heat generated by combustion to the bottom of the heat-insulating cover 21, and the heat is gathered and ascended in the heat-insulating cover 21 to play a role in heating the pigment tank; when the heat rises to the top of the heat preservation cover 21, part of the heat overflows into the furnace chamber 13 outside the heat preservation cover 21 along the convection holes 211, so that the heat inside and outside the heat preservation cover 21 is convected, the heat flow inside the heat preservation cover 21 is accelerated, the calcination efficiency is improved, the temperature difference outside the heat preservation cover 21 is small, the heat conduction inside and outside the heat preservation cover 21 is reduced, the heat loss is reduced, and the energy conservation and consumption reduction are realized.

Referring to fig. 6, the drivingmember 24 includes a hydraulic cylinder 241, ahydraulic rod 242, and an L-shaped connectingrod 243, wherein the hydraulic cylinder 241 is slidably connected to one end of thehydraulic rod 242, the other end of thehydraulic rod 242 is fixedly connected to the transverse portion of the L-shaped connectingrod 243, and the vertical portion of the L-shaped connectingrod 243 is fixedly connected to the top wall of the sealingcone 231; during feeding, thehydraulic rod 242 is moved upwards under the action of the hydraulic cylinder 241, and thehydraulic rod 242 drives the L-shaped connectingrod 243 to move upwards, so that the sealingcone 231 is far away from the ventilation opening 14; when the feeding is finished, thehydraulic rod 242 moves downwards under the action of the hydraulic cylinder 241, thehydraulic rod 242 drives the L-shaped connectingrod 243 to move downwards, the sealingcone 231 is attached to the ventilation opening 14, and the sealingcone 231 is attached to the ventilation opening 14; the drivingmember 24 ensures that the wholeheat preservation device 2 can be conveniently lifted, so that the operation process is simple and convenient.

The implementation principle of the energy-saving consumption-reducing pigment calcining furnace in the embodiment of the application is as follows: before calcination, the seal assembly 23 is remote from the vent 14; during feeding, firstly, a pigment tank filled with pigment is placed at a position where the heat-insulating cover 21 can cover, then the driving piece 24 is operated to drive the heat-insulating device 2 to descend, so that the side wall of the sealing cone 231 is attached to the vent 14, the sealing ring 232 is embedded into the sealing groove 15, and at the moment, the bottom end of the heat-insulating cover 21 just falls on the heat-conducting pipe 31; then, the combustion controller 12 is opened, the gas is ignited at the gas inlet pipe 11, and the heat is converged to the bottom end of the heat-insulating cover 21 through the heat pipe 31; the heat rises in the heat-insulating cover 21 and reaches the top end of the heat-insulating cover 21, and part of the heat overflows from the heat-insulating cover 21 through the convection holes 211, so that the heat forms convection inside and outside the heat-insulating cover 21, and the heat flow in the heat-insulating cover 21 is accelerated; after the calcination is finished, the driving part 24 is operated to enable the heat preservation device 2 to ascend, the connecting assembly 22 penetrates through the ventilation opening 14 at the moment, a certain gap exists, air enters the furnace through the ventilation opening 14, the cooling of the pigment tank is accelerated, and the residual heat after the calcination can be utilized by the residual heat recovery device.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an energy saving and consumption reduction formula pigment calcining furnace, includes furnace body (1), is located intake pipe (11), combustion controller (12) on furnace body (1) lateral wall, be equipped with furnace chamber (13) in furnace body (1), its characterized in that: be equipped with heat preservation device (2) on furnace body (1), heat preservation device (2) are including heat preservation cover (21), coupling assembling (22), seal assembly (23) and driving piece (24), heat preservation cover (21) top is passed through coupling assembling (22) and is connected with the bottom of seal assembly (23), heat preservation cover (21) and coupling assembling (22) are located furnace chamber (13), furnace body (1) roof is equipped with vent (14), vent (14) are stretched out to the one end that coupling assembling (22) were kept away from in seal assembly (23), the outer wall of seal assembly (23) can be sealed with vent (14), driving piece (24) set up on furnace body (1) roof and link to each other with seal assembly (23).

2. The energy-saving consumption-reducing pigment calcining furnace according to claim 1, characterized in that: the heat preservation cover (21) is in an inverted funnel shape, and the narrow end of the heat preservation cover (21) is connected with the connecting assembly (22).

3. The energy-saving consumption-reducing pigment calcining furnace according to claim 1, characterized in that: the sealing assembly (23) comprises a sealing cone (231), the narrow end of the sealing cone (231) is connected with the connecting assembly (22), and the outer wall of the sealing cone (231) can seal the vent opening (14).

4. The energy-saving consumption-reducing pigment calcining furnace according to claim 3, characterized in that: be equipped with sealing ring (232) on the outer wall of sealed cone (231), sealing ring (232) encircle to be connected on the outer wall of sealed cone (231), furnace body (1) roof is equipped with around vent (14) and is used for sealing groove (15) with sealing ring (232) cooperation use.

5. The energy-saving consumption-reducing pigment calcining furnace according to claim 1, characterized in that: the furnace body (1) is provided with a heat conduction assembly (3) on the inner wall, one end of the heat conduction assembly (3) is connected with the air inlet pipe (11), and the other end of the heat conduction assembly (3) extends to the bottom end of the heat preservation cover (21).

6. The energy-saving consumption-reducing pigment calcining furnace according to claim 5, characterized in that: the heat conduction assembly (3) comprises a heat conduction pipeline formed by splicing a plurality of heat conduction pipes (31) and a plurality of elbows (32), and the adjacent heat conduction pipes (31) are connected through the elbows (32).

7. The energy-saving consumption-reducing pigment calcining furnace according to claim 1, characterized in that: the driving piece (24) comprises a hydraulic cylinder (241), a hydraulic rod (242) and an L-shaped connecting rod (243), the hydraulic cylinder (241) is connected with one end of the hydraulic rod (242), the other end of the hydraulic rod (242) is connected with the transverse portion of the L-shaped connecting rod (243), and the vertical portion of the L-shaped connecting rod (243) is connected with the top wall of the sealing assembly (23).

8. The energy-saving consumption-reducing pigment calcining furnace according to claim 1, characterized in that: the heat preservation cover (21) are close to evenly be equipped with a plurality of convection holes (211) on the lateral wall of coupling assembling (22), convection holes (211) encircle coupling assembling (22) and distribute.

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