Smelting furnace with preheating function

Abstract

The utility model provides a smelting furnace with a preheating function, and belongs to the technical field of metal processing. The device comprises a smelting furnace, a placing platform and lifting mechanisms, high-temperature flue gas in the smelting furnace is discharged upwards, through grooves are formed in the two side walls of the smelting furnace, the placing platform is horizontally arranged in the smelting furnace, the two ends of the placing platform penetrate through the through grooves, the two lifting mechanisms are symmetrically arranged on the two sides of the smelting furnace, and each lifting mechanism comprises a support, a rotating shaft, a rotating motor, a chain wheel and a chain. The support is vertically arranged, the rotating shaft is horizontally arranged at the top of the support, one end of the rotating shaft is connected with the driven wheel, the rotating motor is arranged on the support, the output end of the rotating motor is connected with the conveying wheel, the conveying wheel is connected with the driven wheel through a belt, the chain wheel is fixed to the rotating shaft, one end of the chain is connected with the containing platform, and the other end of the chain is connected with the moving block. The moving block is limited to move up and down on the support.

Description

Technical Field

[0001] The utility model relates to the technical field of metal processing, in particular to a smelting furnace with a preheating function. Background Art

[0002] Before metal smelting, it is necessary to perform preheating treatment to heat the metal to a certain temperature so that it reaches near the melting point to reduce heat loss during the smelting process. The amount of metal preheated at one time in the existing preheating device is low, the operation of the preheating device is complex, the use effect is not good, and the work efficiency is affected. Therefore, the utility model provides a smelting furnace with a preheating function. Summary of the invention

[0003] In order to make up for the above shortcomings, the utility model provides a smelting furnace with a preheating function, aiming to improve the problems of the existing preheating device in that the amount of metal preheated at one time is low, the operation of the preheating device is complicated, the use effect is poor, and the work efficiency is affected.

[0004] The utility model is achieved in this way:

[0005] The utility model provides a smelting furnace with a preheating function, comprising:

[0006] A smelting furnace, wherein high-temperature flue gas in the smelting furnace is discharged upward, and through grooves are provided on both side walls of the smelting furnace;

[0007] A placing platform, the placing platform is horizontally arranged in the smelting furnace, and both ends of the placing platform pass through the through slot;

[0008] Two sets of lifting mechanisms, the two lifting mechanisms are symmetrically arranged on both sides of the smelting furnace, and the lifting mechanisms include:

[0009] A bracket, wherein the bracket is arranged vertically;

[0010] A rotating shaft, the rotating shaft is horizontally arranged on the top of the bracket, and one end of the rotating shaft is connected to a driven wheel;

[0011] A rotating motor, the rotating motor is arranged on the bracket, the output end of the rotating motor is connected to a transmission wheel, and the transmission wheel is connected to the driven wheel through a belt;

[0012] two sets of sprockets, the sprockets being fixed on the rotating shaft;

[0013] Two groups of chains, one end of the chain is connected to the placement platform, and the other end is connected to a moving block, and the moving block is restricted to move up and down on the bracket.

[0014] Preferably, it also includes:

[0015] Two groups of support seats, wherein the support seats are arranged on the top of the bracket, the support seats are supported at both ends of the rotating shaft, and the rotating shaft can rotate in the support seats.

[0016] Preferably, a slide rail is vertically arranged on the bracket, and both ends of the moving block are restricted to move up and down in the slide rail.

[0017] Preferably, the placement platform comprises:

[0018] a carbon steel plate, the carbon steel plate being arranged in the smelting furnace, and having a plurality of air holes evenly arranged on the carbon steel plate;

[0019] Two connecting seats, the ends of the carbon steel plates pass through the through slots and are connected to the connecting seats, two groups of through holes are arranged on the connecting seats, and the tops of the connecting seats are connected to the chains.

[0020] Preferably, it also includes:

[0021] Four groups of movable columns, the movable columns passing through the through holes and vertically arranged on the bracket, and the upper and lower ends of the movable columns being fixed on the bracket;

[0022] Four groups of linear bearings, wherein the linear bearings are arranged in the through holes, the linear bearings are arranged on the outer surface of the moving column, and the linear bearings are fixed on the connecting seat.

[0023] Preferably, the carbon steel plate is 10 mm thick.

[0024] Preferably, the diameter of the air holes on the carbon steel plate is in the range of 2-8 cm.

[0025] Preferably, a smoke collecting hood is detachably provided on the top of the smelting furnace, and a smoke exhaust pipe is provided on the top of the smoke collecting hood.

[0026] The beneficial effects of the utility model are as follows: in a smelting furnace with a preheating function provided by the utility model, the raw materials on the placement platform are raised and lowered to a certain height through a lifting mechanism to achieve preheating of the raw materials. The operator uses a forklift to discharge materials to and take materials from the placement platform, and the lifting platform preheats the raw materials by raising and lowering the placement platform. The operation is simple, and the placement platform is made of carbon steel plate, which can prevent more raw materials and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 A schematic diagram of the structure of a placement platform and a lifting mechanism in a smelting furnace with a preheating function provided by an embodiment of the utility model;

[0029] Figure 2 A schematic diagram of the connection structure between the lifting mechanism and the connecting seat provided in the embodiment of the utility model;

[0030] Figure 3 A schematic diagram of the structure of a smelting furnace with a preheating function provided in an embodiment of the utility model.

[0031] In the figure: smelting furnace 1, smoke hood 10, through groove 100, placement platform 2, carbon steel plate 20, air vent 200, connecting seat 21, through hole 210, lifting mechanism 3, bracket 30, slide rail 300, rotating shaft 31, driven wheel 310, rotating motor 32, transmission wheel 320, belt 321, sprocket 33, chain 34, moving block 35, support seat 36, moving column 4, linear bearing 5. DETAILED DESCRIPTION

[0032] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific drawings.

[0033] It should be noted that, in the present invention, when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only and do not represent the only implementation method.

[0034] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which the present invention belongs. The terms used in the specification of the present invention herein are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0035] Example

[0036] like Figure 1-3As shown, the utility model provides a smelting furnace with a preheating function, including: a smelting furnace 1, a placement platform 2, and a lifting mechanism 3. The high-temperature flue gas in the smelting furnace 1 is discharged upward. The two side walls of the smelting furnace 1 are provided with through grooves 100. Preferably, a smoke collecting hood 10 is detachably provided on the top of the smelting furnace 1. A smoke exhaust pipe is provided on the top of the smoke collecting hood, which can discharge the smoke generated by the smelting furnace 1 upward into a designated place. The placement platform 2 is horizontally arranged in the smelting furnace 1. The two ends of the placement platform 2 pass through the through grooves 100. The two lifting mechanisms 3 are symmetrically arranged. The lifting mechanism 3 includes: a bracket 30, rotating shaft 31, rotating motor 32, sprocket 33, chain 34, the bracket 30 is vertically arranged, the rotating shaft 31 is horizontally arranged on the top of the bracket 30, one end of the rotating shaft 31 is connected to the driven wheel 310, the rotating motor 32 is arranged on the bracket 30, the output end of the rotating motor 32 is connected to the transmission wheel 320320, the transmission wheel 320 and the driven wheel 310 are connected by a belt 321, the sprocket 33 is fixed on the rotating shaft 31, one end of the chain 34 is connected to the placement platform 2, and the other end is connected to the moving block 35, and the moving block 35 is limited to move up and down on the bracket 30. Before preheating begins, the placement platform 2 connected to the lifting mechanism 3 is lowered to a specified height and the metal to be preheated is placed on the placement platform 2 by a forklift. The weight of the metal to be preheated is about 3 tons. After the placement platform 2 is raised to the specified height by the rotating motor 32, since there is a smelting furnace 1 under the placement platform 2, the flame and high-temperature flue gas of the smelting furnace 1 are transmitted upward to the metal to be preheated on the placement platform 2, so that the raw materials are preheated. After preheating for about 20 minutes, the placement platform 2 is driven to be lowered by the rotating motor 32 and the raw materials are taken out by a forklift.

[0037] It should be noted that if Figure 3 A smoke exhaust pipe of a smoke hood 10 is arranged on the top of the smelting furnace 1 shown. The smoke exhaust pipe is externally connected to an exhaust gas treatment device to discharge the smoke emitted from the smelting furnace 1 after treatment. The supporting plate 10 is preferably arranged as a hollow structure, and the metal placed on the placement platform 2 can be aluminum, steel, copper, iron or other metals.

[0038] In this embodiment, it also includes: two sets of support seats 36, the support seats 36 are arranged on the top of the bracket 30, the support seats 36 are supported at both ends of the rotating shaft 31, and the rotating shaft 31 can rotate in the support seats 36, such as Figure 1-2 As shown, the support seat 36 props up the rotating shaft 31 to facilitate the rotation of the rotating shaft 31.

[0039] In this embodiment, a slide rail 300 is vertically arranged on the bracket 30, and both ends of the moving block 35 are restricted to move up and down in the slide rail 300. The setting of the moving block 35 can limit the moving direction of the chain 34 and maintain the stability of the device.

[0040] In this embodiment, the placement platform 2 includes: a carbon steel plate 20, a connecting seat 21, a plurality of air holes 200 are evenly arranged on the carbon steel plate 20, preferably the thickness of the carbon steel plate 20 is 10 mm, the aperture of the air holes 200 on the carbon steel plate 20 is in the range of 2-8 cm, the connecting seat 21 is fixed at both ends of the carbon steel plate 20, two groups of through holes 210 are arranged on the connecting seat 21, and the top of the connecting seat 21 is connected to the chain 34.

[0041] In this embodiment, it also includes: a moving column 4 and a linear bearing 5. The moving column 4 passes through the through hole 210 and is vertically arranged on the bracket 30. The upper and lower ends of the moving column 4 are fixed on the bracket 30. The linear bearing 5 is arranged in the through hole 210. The linear bearing 5 is arranged on the outer surface of the moving column 4, and the linear bearing 5 is fixed on the connecting seat 21. This makes the placement platform 2 more stable during the up and down movement, avoiding shaking and reducing the wear of the device.

[0042] In this embodiment, moving wheels are provided at the bottom of the two brackets to increase the adaptability of the device.

[0043] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A smelting furnace with preheating function, characterized in that: include: A smelting furnace, wherein high-temperature flue gas in the smelting furnace is discharged upward, and through grooves are provided on both side walls of the smelting furnace; A placing platform, the placing platform is horizontally arranged in the smelting furnace, and both ends of the placing platform pass through the through slot; Two sets of lifting mechanisms, the two lifting mechanisms are symmetrically arranged on both sides of the smelting furnace, and the lifting mechanisms include: A bracket, wherein the bracket is arranged vertically; A rotating shaft, the rotating shaft is horizontally arranged on the top of the bracket, and one end of the rotating shaft is connected to a driven wheel; A rotating motor, the rotating motor is arranged on the bracket, the output end of the rotating motor is connected to a transmission wheel, and the transmission wheel is connected to the driven wheel through a belt; two sets of sprockets, the sprockets being fixed on the rotating shaft; Two groups of chains, one end of the chain is connected to the placement platform, and the other end is connected to a moving block, and the moving block is restricted to move up and down on the bracket.

2. A smelting furnace with preheating function according to claim 1, characterized in that: Also includes: Two groups of support seats, wherein the support seats are arranged on the top of the bracket, the support seats are supported at both ends of the rotating shaft, and the rotating shaft can rotate in the support seats.

3. The smelting furnace with preheating function according to claim 1, characterized in that: A slide rail is vertically arranged on the bracket, and both ends of the moving block are restricted to move up and down in the slide rail.

4. The smelting furnace with preheating function according to claim 1, characterized in that: The placement platform comprises: a carbon steel plate, the carbon steel plate being arranged in the smelting furnace, and having a plurality of air holes evenly arranged on the carbon steel plate; Two connecting seats, the ends of the carbon steel plates pass through the through slots and are connected to the connecting seats, two groups of through holes are arranged on the connecting seats, and the tops of the connecting seats are connected to the chains.

5. The smelting furnace with preheating function according to claim 4, characterized in that: Also includes: Four groups of movable columns, the movable columns passing through the through holes and vertically arranged on the bracket, and the upper and lower ends of the movable columns being fixed on the bracket; Four groups of linear bearings, wherein the linear bearings are arranged in the through holes, the linear bearings are arranged on the outer surface of the moving column, and the linear bearings are fixed on the connecting seat.

6. The smelting furnace with preheating function according to claim 4, characterized in that: The carbon steel plate has a thickness of 10 mm.

7. The smelting furnace with preheating function according to claim 6, characterized in that: The diameter of the air holes on the carbon steel plate is in the range of 2-8 cm.

8. The smelting furnace with preheating function according to claim 1, characterized in that: A smoke collecting hood is detachably arranged on the top of the smelting furnace, and a smoke exhaust pipe is arranged on the top of the smoke collecting hood.

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