CN212133278U

CN212133278U - Energy-saving zinc alloy casting furnace

Info

Publication number: CN212133278U
Application number: CN202020795779.1U
Authority: CN
Inventors: 梁桂源; 梁宗坚
Original assignee: Foshan Guiyuan Zinc Alloy Material Co ltd
Current assignee: Foshan Guiyuan Zinc Alloy Material Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2020-12-11
Anticipated expiration: 2030-05-13

Abstract

The utility model relates to an energy-conserving zinc alloy founding stove, including founding stove main part, the inside of founding stove main part is equipped with the heating chamber, the lateral wall in heating chamber is equipped with the firebrick layer, the lateral wall of founding stove main part is equipped with the heating mouth, the feed inlet, flue and discharge gate, the heating mouth, the feed inlet, the flue, the discharge gate all communicates with the heating chamber, be equipped with the baffle that the control flue was opened and close on the flue, be equipped with the apron that the control heating mouth was opened and close on the heating mouth, be equipped with the furnace gate that the control feed inlet was opened and close on the feed inlet, be equipped with the valve that the control discharge gate was opened and close on the discharge gate, heating mouth and flue are located the same lateral wall. The distance of the fuel flowing to the flue is increased, the time of the fuel remaining in the main body of the casting furnace is increased, the fuel is combusted more fully, the utilization rate of energy is improved, and the furnace is energy-saving and environment-friendly.

Description

Energy-saving zinc alloy casting furnace

Technical Field

The utility model belongs to the technical field of the zinc alloy production technique and specifically relates to an energy-conserving zinc alloy founding furnace is related to.

Background

The zinc alloy is an alloy formed by adding other elements on the basis of zinc, and the general production flow of the zinc alloy is to melt solid zinc into a liquid state, add various added elements to prepare an alloy liquid, and cast the alloy liquid into a mold for cooling and forming. When the alloy is melted, a high-temperature casting furnace is adopted to melt the alloy.

The common casting furnace comprises a casting furnace main body, a heating cavity is arranged on the casting furnace main body, a refractory brick layer is arranged on the side wall of the heating cavity, a heating port, a feeding port, a flue and a discharging port are arranged on the outer side wall of the casting furnace main body, the heating port, the feeding port, the flue and the discharging port are all communicated with the heating cavity, the flue is located on one side, opposite to the heating port, of the casting furnace main body, a baffle plate for controlling the flue to be opened and closed is arranged on the flue, a cover plate is arranged on the heating port, a furnace door is. A bracket is arranged at the position of the main body of the casting furnace close to the heating port, and a burner is connected to the bracket in a sliding way. The inner wall of the casting furnace main body is also provided with a sensor, and the sensor is used for monitoring the temperature of the alloy solution during production. During production, the heating port is opened, the burner is moved, and the burner heats the refractory brick layer in the heating cavity, so that the temperature of the refractory brick layer is as high as more than 600 ℃. Then the alloy material is put into a heating cavity, the alloy material is preheated by a burner, and waste gas generated in the heating and preheating processes is discharged from a flue. After preheating, the burner is removed, the heating port, the flue and the feed inlet are closed, and the heat radiation of the refractory brick layer is used for continuously heating and smelting the alloy material.

The above prior art solutions have the following drawbacks: the fuel is sprayed out by the burner and is ignited, the fuel is not sufficiently combusted in the combustion process, the fuel sprayed out by the burner has certain kinetic energy, the flue is positioned on one side of the casting furnace main body relative to the heating port, and the partially insufficiently combusted fuel is easily and directly discharged from the flue, so that the energy utilization rate is low.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the utility model aims at providing an energy-saving zinc alloy casting furnace which can improve the utilization rate of energy.

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

the utility model provides an energy-conserving zinc alloy founding stove, includes founding stove main part, the inside of founding stove main part is equipped with the heating chamber, and the lateral wall in heating chamber is equipped with the firebrick layer, and the lateral wall of founding stove main part is equipped with heating port, feed inlet, flue and discharge gate, heating port, feed inlet, flue, discharge gate all with heating chamber intercommunication, be equipped with the baffle that the control flue opened and close on the flue, be equipped with the apron that the control heating port was opened and close on the heating port, be equipped with the furnace gate that the control feed inlet was opened and close on the feed inlet, be equipped with the valve that the control discharge gate was opened and close on the discharge gate, heating port and flue are located the same lateral wall of founding stove main part.

Through adopting above-mentioned technical scheme, heating port and flue are located the same one side of founding stove main part, and heating port and flue have first top interval, combustor blowout fuel, fuel is lighted, the insufficient fuel of burning hits relative combustor lateral wall on, then the insufficient fuel of burning is toward flowing back flue department, the temperature in the founding stove main part is high, fuel can the sustained combustion, through having increased the route of fuel flow direction flue, the time that the fuel was stayed in the founding stove main part has been increased, it is more abundant to make the fuel burn, and then the utilization ratio of the energy has been improved.

The present invention may be further configured in a preferred embodiment as: the flue is provided with a sliding groove, the baffle is in sliding connection with the sliding groove, the baffle is provided with a limiting hole, the casting furnace body is provided with a connecting plate, the connecting plate is in sliding connection with a bolt, and the bolt is in matched insertion connection with the limiting hole.

Through adopting above-mentioned technical scheme, the bolt is pegged graft in spacing downthehole, and the baffle is pegged graft and is fixed on the flue, and the flue can be closed to the baffle. The bolt is pulled out, the sliding baffle is arranged in the direction away from the flue, the flue is opened, and the device is convenient and fast.

The present invention may be further configured in a preferred embodiment as: and the bolt is provided with an elastic piece for providing elastic force in the direction of the baffle.

Through adopting above-mentioned technical scheme, elasticity through the elastic component makes the bolt insert tightly in spacing downthehole, makes the connection of baffle and flue more stable.

The present invention may be further configured in a preferred embodiment as: the elastic piece is a spring, the spring is sleeved on the bolt, one end of the spring is fixedly connected with the bolt, and the other end of the spring is fixedly connected with the connecting plate.

Through adopting above-mentioned technical scheme, the spring is stretched, and the elasticity of spring makes the bolt insert tightly in spacing downthehole, makes the connection of baffle and flue stable.

The present invention may be further configured in a preferred embodiment as: the baffle is provided with a handle, and the handle is positioned on the side surface of the baffle far away from the flue.

Through adopting above-mentioned technical scheme, through the handle setting, it is easier during the slide damper.

The present invention may be further configured in a preferred embodiment as: and the outer wall of the casting furnace main body is provided with a heat insulation cotton layer.

By adopting the technical scheme, the heat insulation performance of the casting furnace main body is improved, heat loss is reduced, and energy is saved through the arrangement of the heat insulation cotton layer.

The present invention may be further configured in a preferred embodiment as: the position that is close to the feed inlet in the heating chamber is equipped with the inclined plane, the inclined plane is by the bottom direction slope of feed inlet to the heating chamber and set up downwards.

Through adopting above-mentioned technical scheme, during the feeding, the inclined plane plays the guide effect, makes alloy material get into the heating intracavity more easily.

The present invention may be further configured in a preferred embodiment as: the bottom of the heating cavity is obliquely and downwards arranged towards the discharge hole.

Through adopting above-mentioned technical scheme, solid alloy material is heated and is melted and form alloy liquid, and alloy liquid has mobility, and the bottom in heating chamber inclines to the discharge gate direction, and alloy liquid flows to the discharge gate more easily, makes things convenient for the ejection of compact.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the insufficient fuel of burning hits on the relative combustor lateral wall, then the insufficient fuel of burning is toward flowing back flue department, and the temperature in the smelting and casting stove main part is high, and fuel can the sustained combustion, through having increased the route that fuel flow direction flue, has increased the time that the fuel stayed in the smelting and casting stove main part, makes the fuel burning more abundant, and then has improved the utilization ratio of the energy.

2. The bolt is inserted in the limiting hole, the baffle is inserted and fixed on the flue, and the flue can be closed by the baffle. The bolt is pulled out, the sliding baffle is arranged in the direction away from the flue, the flue is opened, and the device is convenient and fast.

3. During feeding, the inclined surface plays a guiding role, so that the alloy material can enter the heating cavity more easily.

4. The bottom of the heating cavity inclines towards the discharge hole, so that the alloy liquid can flow to the discharge hole more easily, and the discharging is convenient.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a fusion casting furnace main body; 11. a heating cavity; 12. a refractory brick layer; 13. a heat insulation cotton layer; 14. an inclined surface; 2. a heating port; 21. a cover plate; 3. a flue; 31. a chute; 4. a support; 41. a combustion engine; 5. a baffle plate; 51. a handle; 52. a limiting hole; 6. a connecting plate; 61. a bolt; 62. a spring; 7. a feed inlet; 71. a furnace door; 72. a connecting seat; 73. a rotating shaft; 74. a hauling rope; 8. a discharge port; 81. and (4) a valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an energy-conserving zinc alloy founding stove, including founding stove main part 1, the heating chamber 11 has been seted up to founding stove main part 1's inside, and the lateral wall that heats chamber 11 is provided with firebrick layer 12, and the thickness on firebrick layer 12 is 25 cm. The outer side wall of the casting furnace main body 1 is provided with a heat insulation cotton layer 13, and the thickness of the heat insulation cotton layer 13 is 8 cm. Through the arrangement of the heat insulation cotton layer 13, the heat insulation performance of the casting furnace main body 1 is improved, heat loss is reduced, and energy is saved.

Referring to fig. 1 and 3, a heating port 2 and a flue 3 are arranged on one side wall of a melting and casting furnace body 1, the heating port 2 is arranged at a position close to the middle of the side wall, and a cover plate 21 covers the heating port 2. The side wall is fixed with a bracket 4, the bracket 4 is positioned below the heating port 2, and the bracket 4 is connected with a burner 41 in a sliding way. Flue 3 is located the border position of this lateral wall, has seted up spout 31 on the flue 3, and sliding connection has baffle 5 in the spout 31, and baffle 5 is fixed with handle 51 on keeping away from the side of flue 3, and baffle 5 is aluminum silicate plate, and aluminum silicate plate heat-proof quality is good and high temperature resistant.

The cover plate 21 is opened, the burner 41 is slid, the burner 41 is aligned with the heating port 2, the burner 41 ejects fuel, the fuel is ignited, and the heating chamber 11 is heated. The heating port 2 and the flue 3 are positioned on the same side of the main body 1 of the casting furnace, the insufficiently combusted fuel flows back to the flue 3, the temperature in the heating cavity 11 is high, and the fuel can be continuously combusted. The distance of the fuel flowing to the flue 3 is increased, the time of the fuel remaining in the melting furnace main body 1 is increased, the fuel is combusted more fully, and the utilization rate of energy is further improved.

The position of the side wall close to the flue 3 is fixedly provided with a connecting plate 6, the connecting plate 6 is L-shaped, the connecting plate 6 is connected with a bolt 61 in a sliding way, and the bolt 61 is positioned above the baffle 5. The bolt 61 is sleeved with a spring 62, one end of the spring 62 is fixedly connected with the bolt 61, and the other end of the spring 62 is fixedly connected with the connecting plate 6. The top surface of the baffle 5 is provided with a limiting hole 52, and the bolt 61 is matched and spliced with the limiting hole 52.

The spring 62 is stretched, the elastic force of the spring 62 enables the plug 61 to be tightly inserted into the limiting hole 52, the baffle 5 is inserted and fixed on the flue 3, and the baffle 5 can close the flue 3. The bolt 61 is pulled out, the sliding baffle 5 is arranged towards the direction far away from the flue 3, the flue 3 is opened, and the operation is convenient and fast.

Referring to fig. 1 and 2, a feed inlet 7 is arranged on the side wall of the melting and casting furnace main body 1 adjacent to the heating port 2, the feed inlet 7 is communicated with the heating cavity 11, and a furnace door 71 is arranged on the feed inlet 7. A connecting seat 72 is fixed on the casting furnace body 1, and the connecting seat 72 is positioned above the furnace door 71. The connecting base 72 is provided with a traction mechanism, the traction mechanism comprises a servo motor (not shown), a rotating shaft 73 and a traction rope 74, the rotating shaft 73 is rotatably connected with the connecting base 72, the servo motor is fixed in the connecting base 72, and the servo motor is used for driving the rotating shaft 73 to rotate. One end of the pulling rope 74 is wound on the rotating shaft 73, and the other end is fixedly connected with the top of the oven door 71. The servo motor rotates forwards, the servo motor drives the rotating shaft 73 to wind the traction rope 74, the traction rope 74 pulls the furnace door 71 up, the feeding hole 7 is opened, and feeding can be carried out in the heating cavity 11. The servo motor rotates reversely, the rotating shaft 73 unwinds the traction rope 74, the furnace door 71 descends, and the feed inlet 7 is closed.

An inclined surface 14 is arranged in the heating cavity 11 at a position close to the feed inlet 7, and the inclined surface 14 is arranged from the feed inlet 7 to the bottom direction of the heating cavity 11 in an inclined and downward mode. The inclined surface 14 acts as a guide for the alloy material to enter the heating chamber 11 more easily during feeding.

The corner of the casting furnace body 1 far away from the feed inlet 7 is provided with a discharge outlet 8, the discharge outlet 8 is provided with a valve 81, and the bottom of the heating cavity 11 is inclined downwards towards the discharge outlet 8. The solid alloy material is heated to melt to form an alloy liquid, and the alloy liquid has fluidity. The valve 81 is manually opened, the bottom of the heating cavity 11 is inclined towards the discharge hole 8, and the alloy liquid can flow towards the discharge hole 8 more easily, so that the discharging is convenient.

The implementation principle of the embodiment is as follows: heating port 2 and flue 3 are located same one side of founding stove main part 1, and heating port 2 and flue 3 have first top interval, combustor 41 blowout fuel, the fuel is lighted, the insufficient fuel of burning hits on 41 lateral walls of relative combustor, then the insufficient fuel of burning is toward flowing back flue 3 department, the temperature in founding stove main part 1 is high, the fuel can the sustained combustion, through having increased the route that the fuel flows to flue 3, the time that the fuel stayed in founding stove main part 1 has been increased, it is more abundant to make the fuel burn, and then the utilization ratio of the energy has been improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an energy-conserving zinc alloy founding stove, includes founding stove main part (1), the inside of founding stove main part (1) is equipped with heating chamber (11), and the lateral wall that heats chamber (11) is equipped with firebrick layer (12), and the lateral wall of founding stove main part (1) is equipped with heating mouth (2), feed inlet (7), flue (3) and discharge gate (8), heating mouth (2), feed inlet (7), flue (3), discharge gate (8) all communicate with heating chamber (11), are equipped with baffle (5) that control flue (3) were opened and close on flue (3), are equipped with apron (21) that control heating mouth (2) were opened and close on heating mouth (2), are equipped with furnace gate (71) that control feed inlet (7) were opened and close on feed inlet (7), are equipped with valve (81) that control discharge gate (8) were opened and close on discharge gate (8): the heating port (2) and the flue (3) are positioned on the same side wall of the casting furnace main body (1), the heating port (2) is arranged at the middle position close to the side wall, and the flue (3) is positioned at the edge position of the side wall.

2. The furnace of claim 1, wherein the furnace is characterized in that: be equipped with spout (31) on flue (3), baffle (5) and spout (31) sliding connection are equipped with spacing hole (52) on baffle (5), be equipped with connecting plate (6) on founding stove main part (1), sliding connection has bolt (61) on connecting plate (6), bolt (61) and spacing hole (52) cooperation are pegged graft.

3. The furnace of claim 2, wherein the furnace is characterized in that: and the bolt (61) is provided with an elastic piece for providing elastic force in the direction of the baffle (5).

4. The energy-saving zinc alloy casting furnace according to claim 3, wherein: the elastic part is a spring (62), the bolt (61) is sleeved with the spring (62), one end of the spring (62) is fixedly connected with the bolt (61), and the other end of the spring is fixedly connected with the connecting plate (6).

5. The furnace of claim 2, wherein the furnace is characterized in that: the baffle (5) is provided with a handle (51), and the handle (51) is positioned on the side surface of the baffle (5) far away from the flue (3).

6. The furnace of claim 1, wherein the furnace is characterized in that: the outer wall of the casting furnace main body (1) is provided with a heat insulation cotton layer (13).

7. The furnace of claim 1, wherein the furnace is characterized in that: the position that is close to feed inlet (7) in heating chamber (11) is equipped with inclined plane (14), inclined plane (14) are by feed inlet (7) to the bottom direction slope of heating chamber (11) and set up downwards.

8. The furnace of claim 1, wherein the furnace is characterized in that: the bottom of the heating cavity (11) is obliquely and downwards arranged towards the discharge hole (8).