Heat insulation structure of box-type tempering furnace

Abstract

The heat insulation and heat preservation structure comprises a furnace door assembly, a lifting assembly, a furnace assembly and a cooling and exhausting assembly, the upper end of the furnace door assembly is fixedly connected with the lifting assembly, and the rear end of the furnace door assembly is fixedly connected with the furnace assembly through a flange connecting structure. The stove assembly comprises a stove body and a built-in electric heating element, and the rear end of the stove assembly is fixedly connected with the cooling and exhausting assembly. The rear end of the furnace door frame is fixedly connected with the furnace body; the sliding groove is formed in the middle of the furnace door frame; the fixed connecting frame is fixedly connected to the upper end of the furnace door frame; and by arranging the cooling and exhausting assembly capable of cooling and filtering the exhausted waste gas, the device can cool and filter the exhausted waste gas, so that the exhausted gas cannot pollute the atmospheric environment.

Description

Technical Field

[0001] The utility model relates to the field of heat treatment equipment, in particular to a heat insulation structure of a box-type tempering furnace. Background Art

[0002] This box-type tempering furnace features a heat-insulating structure designed for tempering general metal parts in air, as well as quenching, annealing, and aging heat treatments for light alloy parts such as aluminum die-castings, pistons, and aluminum plates. The outer shell is welded from steel plates and sections, while the trolley is welded from sections and plates. The trolley's soft contact with the furnace lining and sand seal minimize heat radiation and convection losses, effectively ensuring the furnace's tightness.

[0003] For example, the energy-saving and environmentally friendly air-insulating structure of a box-type tempering furnace (authorization announcement number CN215328272U) can automatically feed or push workpieces into or out of the heat-insulating structure of a box-type tempering furnace, avoiding manual handling, reducing labor intensity, and improving work efficiency; it includes a bottom plate, a heat-insulating structure of a box-type tempering furnace, a support plate, a first fixed block, a first rotating shaft, a first connecting rod, a fixed shaft, a sliding block, a second connecting rod, a second rotating shaft, a second fixed block, a sliding plate, a connecting block, a screw rod, a first motor, a first cylinder, a pneumatic telescopic rod, a second cylinder and a push plate, the heat-insulating structure of a box-type tempering furnace is fixedly installed on the upper end of the bottom plate, and a chamber is provided inside the heat-insulating structure of the box-type tempering furnace.

[0004] The above-mentioned device pushes the workpiece to the upper end of the sliding plate through a pneumatic telescopic rod and a push plate, which avoids manual handling of the workpiece, reduces labor intensity, improves work efficiency, and improves practicality. However, the above-mentioned device does not have a device for cooling and filtering the exhausted exhaust gas, resulting in the above-mentioned device being unable to cool and filter the exhausted exhaust gas, causing the exhausted gas to pollute the surrounding environment. Utility Model Content

[0005] Therefore, in order to solve the above-mentioned shortcomings, the present invention provides a heat insulation structure of a box-type tempering furnace.

[0006] The utility model is achieved in this way: a heat insulation and heat preservation structure of a box-type tempering furnace is constructed, the device includes a furnace door assembly, a lifting assembly, a furnace assembly, and a cooling and exhaust assembly, the upper end of the furnace door assembly is fixedly connected to the lifting assembly, the rear end of the furnace door assembly is fixedly connected to the furnace assembly through a flange connection structure, the furnace assembly includes a furnace body and a built-in electric heating element, and the rear end of the furnace assembly is fixedly connected to the cooling and exhaust assembly, and is characterized in that it also includes a furnace door assembly; a furnace door frame, the rear end of the furnace door frame is fixedly connected to the furnace body; a slide groove, the slide groove is arranged in the middle of the furnace door frame; a fixed connecting frame, the fixed connecting frame is fixedly connected to the upper end of the furnace door frame; a placement plate, the placement plate is fixedly connected to the left end of the furnace door frame; the furnace door, the furnace door is slidably connected to the furnace door frame through the slide groove; and a steel rope clamp, the steel rope clamp is fixedly connected to the upper end of the furnace door.

[0007] Preferably, the lifting assembly includes: a first steel cable, the lower end of the first steel cable is fixedly connected to the furnace door through a steel cable clamp; a second steel cable, the lower end of the second steel cable is fixedly connected to the furnace door through the steel cable clamp; a first steel cable pulley, the first steel cable pulley is fixedly connected to the upper end of the fixed connecting frame, and the upper end of the first steel cable pulley is transmission-connected to the first steel cable; a second steel cable pulley, the second steel cable pulley is also fixedly connected to the upper end of the fixed connecting frame, and the upper end of the second steel cable pulley is transmission-connected to the first steel cable and the second steel cable; a third steel cable pulley, the third steel cable pulley is also fixedly connected to the upper end of the fixed connecting frame, and the upper end of the third steel cable pulley is also transmission-connected to the first steel cable and the second steel cable; a fourth steel cable pulley, the fourth steel cable pulley is fixedly connected to the front end drive shaft of the motor; and a motor, the motor is fixedly connected to the upper end of the placement plate.

[0008] Preferably, the furnace assembly includes: a guide rail, the upper end of the guide rail is slidably connected to the workpiece loading trolley; a workpiece loading trolley, the upper end of the workpiece loading trolley is slidably connected to the furnace body; a furnace body, the furnace body is placed on the upper end of the guide rail; an electric heating element, the electric heating element is fixedly connected to the furnace body; a temperature detector, the temperature detector is also fixedly connected to the furnace body; and a control box, the control box is fixedly connected to the front end of the furnace door.

[0009] Preferably, the cooling exhaust component includes: a cooling water tank, which is fixedly connected to the rear end of the furnace body; an air pipe, the lower end of the air pipe is fixedly connected to the rear end of the furnace body, the middle part of the air pipe is fixedly connected to the cooling water tank, and the upper end of the air pipe is fixedly connected to the filter water tank; a semiconductor heat sink, which is fixedly connected to the cooling water tank and placed at both ends; a first fan, which is also fixedly connected to the cooling water tank and placed at both ends; an injection pipe, which is fixedly connected to the cooling water tank and the upper end of the filter water tank; a filter water tank, which is fixedly connected to the rear end of the cooling water tank; a dust screen, which is fixedly connected to the rear end of the filter water tank; a second fan, which is also fixedly connected to the rear end of the filter water tank and placed at the rear end of the dust screen.

[0010] Preferably, there are two groups of furnace door frames and both are arranged at the lower end of the fixed connecting frame.

[0011] Preferably, the middle portion of the fourth steel cable pulley is fixedly connected to the first steel cable and the second steel cable.

[0012] Preferably, the first fans are provided in six groups in total, and the semiconductor heat sinks are provided in two groups in total.

[0013] The utility model has the following advantages: The utility model provides a heat insulation structure of a box-type tempering furnace through improvement, which has the following improvements compared with similar equipment:

[0014] The utility model discloses a heat-insulating structure of a box-type tempering furnace, which is provided with a cooling exhaust component capable of cooling and filtering the exhausted exhaust gas, so that the device can cool and filter the exhausted exhaust gas so that the exhausted gas will not pollute the atmospheric environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the furnace door assembly of the present utility model;

[0017] Figure 3 This is a schematic diagram of the lifting assembly structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the stove assembly of the present utility model;

[0019] Figure 5 It is a schematic structural diagram of the cooling and exhaust assembly of the utility model.

[0020] Among them: furnace door assembly-1, furnace door frame-11, slide-12, fixed connecting frame-13, placement plate-14, furnace door-15, steel rope clamp-16, lifting assembly-2, first steel cable-21, second steel cable-22, first steel cable pulley-23, second steel cable pulley-24, third steel cable pulley-25, fourth steel cable pulley-26, motor-27, furnace assembly-3, guide rail-31, loading workpiece trolley-32, furnace body-33, electric heating element-34, temperature detector-35, control box-36, cooling exhaust assembly-4, cooling water tank-41, air supply pipe-42, semiconductor heat sink-43, first fan-44, liquid injection pipe-45, filtered water tank-46, dust screen-47, second fan-48. DETAILED DESCRIPTION

[0021] The following is combined with Figures 1 to 5The principles and features of the present invention are described, and the examples provided are intended only to illustrate the present invention and are not intended to limit the scope of the present invention. The following paragraphs describe the present invention in more detail by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are greatly simplified and not to exact scale, and are intended solely to facilitate and clearly illustrate the embodiments of the present invention.

[0022] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a central component. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a central component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are for the purpose of describing specific embodiments only and are not intended to limit this invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0024] Example 1

[0025] See also Figures 1 to 5 The utility model relates to a heat insulation structure of a box-type tempering furnace, comprising a furnace door assembly 1, a lifting assembly 2, a furnace assembly 3, and a cooling exhaust assembly 4. The upper end of the furnace door assembly 1 is fixedly connected to the lifting assembly 2, and the rear end of the furnace door assembly 1 is fixedly connected to the furnace assembly 3 through a flange connection structure. The furnace assembly 3 includes a furnace body 33 and a built-in electric heating element 34, and the rear end of the furnace assembly 3 is fixedly connected to the cooling exhaust assembly 4. It is characterized in that it also includes a furnace door assembly 1, the rear end of the furnace door frame 11 is fixedly connected to the furnace body 33, the slide 12 is provided in the middle of the furnace door frame 11, the fixed connecting frame 13 is fixedly connected to the upper end of the furnace door frame 11, the placing plate 14 is fixedly connected to the left end of the furnace door frame 11, the furnace door 15 is slidably connected to the furnace door frame 11 through the slide 12, the steel rope clamp 16 is fixedly connected to the upper end of the furnace door 15, and the furnace door frame 11 is provided with two groups and both are provided at the lower end of the fixed connecting frame 13;

[0026] Lifting assembly 2, the lower end of the first steel cable 21 is fixedly connected to the furnace door 15 through the steel cable clamp 16, the lower end of the second steel cable 22 is fixedly connected to the furnace door 15 through the steel cable clamp 16, the first steel cable pulley 23 is fixedly connected to the upper end of the fixed connecting frame 13, the upper end of the first steel cable pulley 23 is transmission-connected to the first steel cable 21, the second steel cable pulley 24 is also fixedly connected to the upper end of the fixed connecting frame 13, the upper end of the second steel cable pulley 24 is transmission-connected to the first steel cable 21 and the second steel cable 22, and the third steel cable pulley 2 5 is also fixedly connected to the upper end of the fixed connecting frame 13, the upper end of the third steel cable pulley 25 is also transmission-connected to the first steel cable 21 and the second steel cable 22, the fourth steel cable pulley 26 is fixedly connected to the front end drive shaft of the motor 27, and the motor 27 is fixedly connected to the upper end of the placement plate 14. After the motor 27 is started, it can drive the fourth steel cable pulley 26 to rotate and drive the first steel cable 21 and the second steel cable 22 to rotate and retract. The middle part of the fourth steel cable pulley 26 is fixedly connected to the first steel cable 21 and the second steel cable 22;

[0027] The furnace assembly 3, the upper end of the guide rail 31 is slidably connected to the workpiece loading trolley 32, and the upper end of the workpiece loading trolley 32 is slidably connected to the furnace body 33. A layer of rock wool is provided on the inner wall of the furnace body 33 for thermal insulation of the furnace body. Rock wool has excellent fire prevention, thermal insulation and sound absorption and noise reduction properties. After the workpiece loading trolley 32 is started, it can move back and forth on the upper end of the guide rail 31. The furnace body 33 is placed on the upper end of the guide rail 31. The electric heating element 34 is fixedly connected to the furnace body 33. The temperature detector 35 is also fixedly connected to the furnace body 33. The control box 36 is fixedly connected to the front end of the furnace door 15.

[0028] The utility model provides a heat insulation structure of a box-type tempering furnace through improvement, and its working principle is as follows;

[0029] When using this device, first place the device in the working area, then connect the device to an external power source to provide the required power for the device to work;

[0030] When the device is needed, the parts that need to be tempered can be placed on the upper end of the workpiece loading trolley 32 first, and then the motor 27 can be started by the control box 36. After the motor 27 is started, the fourth steel cable pulley 26 can be driven to rotate and drive the first steel cable 21 and the second steel cable 22 to rotate and retract. When the first steel cable 21 and the second steel cable 22 are rotated and retracted, the first steel cable pulley 23, the second steel cable pulley 24 and the third steel cable pulley 25 can be driven to rotate synchronously so that the first steel cable 21 and the second steel cable 22 can move stably. At the same time, the first steel cable 21 and the second steel cable 22 can drive the furnace The door 15 slides upward to open, and then the workpiece loading trolley 32 is controlled to start, which can move backward at the upper end of the guide rail 31 to enter the furnace body 33, and then the motor 27 is controlled to start to close the furnace door 15, and then the electric heating element 34 and the temperature detector 35 are controlled to start. After the temperature detector 35 is started, the temperature inside the furnace body 33 can be detected and the detected data can be sent to the control box 36 through wires for processing to facilitate the control of the start and stop of the electric heating element 34. After the electric heating element 34 is started, the furnace body 33 can be heated by tempering the parts that need to be tempered at the upper end of the workpiece loading trolley 32.

[0031] Example 2

[0032] See also Figures 1 to 5 The utility model is a box-type tempering furnace with a heat insulation structure. Compared with the first embodiment, the present embodiment further includes: a cooling exhaust assembly 4, a cooling water tank 41 is fixedly connected to the rear end of the furnace body 33, a lower end of the gas pipe 42 is fixedly connected to the rear end of the furnace body 33, a middle portion of the gas pipe 42 is fixedly connected to the cooling water tank 41, an upper end of the gas pipe 42 is fixedly connected to the filtered water tank 46, a semiconductor heat sink 43 is fixedly connected to the cooling water tank 41 at both ends, and a first fan 44 is also fixedly connected to the cooling water tank 4 1 is placed at both ends, the injection pipe 45 is fixedly connected to the upper ends of the cooling water tank 41 and the filtering water tank 46, the injection pipe 45 can input cooling water and filtered water into the cooling water tank 41 and the filtering water tank 46, the filtering water tank 46 is fixedly connected to the rear end of the cooling water tank 41, the dustproof net 47 is fixedly connected to the rear end of the filtering water tank 46, the second fan 48 is also fixedly connected to the rear end of the filtering water tank 46 and placed at the rear end of the dustproof net 47, a total of six groups of first fans 44 are provided, and a total of two groups of semiconductor heat sinks 43 are provided.

[0033] In this embodiment:

[0034] First, when it is necessary to cool and filter the gas in the furnace body 33, the control box 36 can be used to control the semiconductor heat sink 43, the first fan 44 and the second fan 48 to start. After the semiconductor heat sink 43 is started, the coolant in the cooling water tank 41 and the filtered water tank 46 can be cooled. At the same time, after the first fan 44 is started, the heat emitted from the semiconductor heat sink 43 can be absorbed and discharged. After the second fan 48 is started, the gas in the furnace body 33 can be absorbed and transported to the cooling water tank 41 and the filtered water tank 46 through the air supply pipe 42 and then discharged. When the gas enters the cooling water tank 41 through the air supply pipe 42, it can be heat-exchanged and cooled with the coolant in the cooling water tank 41. The cooled gas can enter the filtered water tank 46 and contact with the dustproof net 47 for filtration to prevent dust in the gas from contacting and being damaged by the fan blades in the second fan 48. When the gas enters the filtered water tank 46, it can contact with the cleaning water to remove pollutants such as particulate matter, oil mist, and harmful gases in the exhaust gas, thereby reducing pollution to the atmospheric environment.

[0035] The utility model provides a heat insulation structure of a box-type tempering furnace through improvement. By setting a cooling exhaust component 4 that can cool and filter the exhausted exhaust gas, the device can cool and filter the exhausted exhaust gas so that the exhausted gas will not pollute the atmospheric environment.

[0036] The above shows and describes the basic principles, main features and advantages of the present invention, and the standard parts used in the present invention can be purchased from the market, and special-shaped parts can be customized according to the description and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0037] The above description of the disclosed embodiments will enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A heat insulation structure of a box-type tempering furnace, comprising a furnace door assembly (1), a lifting assembly (2), a furnace assembly (3), and a cooling exhaust assembly (4), wherein the upper end of the furnace door assembly (1) is fixedly connected to the lifting assembly (2), the rear end of the furnace door assembly (1) is fixedly connected to the furnace assembly (3) via a flange connection structure, the furnace assembly (3) comprises a furnace body (33) and a built-in electric heating element (34), and the rear end of the furnace assembly (3) is fixedly connected to the cooling exhaust assembly (4), characterized in that: Also included is a furnace door assembly (1); A furnace door frame (11), wherein the rear end of the furnace door frame (11) is fixedly connected to the furnace body (33); A chute (12), wherein the chute (12) is provided in the middle of the furnace door frame (11); A fixed connecting frame (13), wherein the fixed connecting frame (13) is fixedly connected to the upper end of the furnace door frame (11); A placement plate (14), wherein the placement plate (14) is fixedly connected to the left end of the furnace door frame (11); A furnace door (15), wherein the furnace door (15) is slidably connected to the furnace door frame (11) via a slide groove (12); A steel rope clamp (16), wherein the steel rope clamp (16) is fixedly connected to the upper end of the furnace door (15); The cooling and exhaust assembly (4) comprises: A cooling water tank (41), the cooling water tank (41) is fixedly connected to the rear end of the furnace body (33); An air delivery pipe (42), wherein the lower end of the air delivery pipe (42) is fixedly connected to the rear end of the furnace body (33), the middle portion of the air delivery pipe (42) is fixedly connected to the cooling water tank (41), and the upper end of the air delivery pipe (42) is fixedly connected to the filtering water tank (46); Semiconductor heat sinks (43), the semiconductor heat sinks (43) being fixedly connected to the cooling water tank (41) and placed at both ends; A first fan (44), the first fan (44) is also fixedly connected to the cooling water tank (41) and is placed at both ends; A liquid injection pipe (45), wherein the liquid injection pipe (45) is fixedly connected to the upper ends of the cooling water tank (41) and the filtering water tank (46); A filtered water tank (46), the filtered water tank (46) being fixedly connected to the rear end of the cooling water tank (41); A dustproof net (47), the dustproof net (47) is fixedly connected to the rear end of the filtered water tank (46); The second fan (48) is also fixedly connected to the rear end of the filtered water tank (46) and is placed at the rear end of the dustproof net (47).

2. The heat insulation structure of a box-type tempering furnace according to claim 1, characterized in that: The lifting assembly (2) comprises: a first steel cable (21), wherein the lower end of the first steel cable (21) is fixedly connected to the furnace door (15) via a steel cable clamp (16); a second steel cable (22), the lower end of the second steel cable (22) being fixedly connected to the furnace door (15) via a steel cable clamp (16); a first steel cable pulley (23), the first steel cable pulley (23) being fixedly connected to the upper end of the fixed connecting frame (13), the upper end of the first steel cable pulley (23) being transmission-connected to the first steel cable (21); a second steel cable pulley (24), the second steel cable pulley (24) also being fixedly connected to the upper end of the fixed connecting frame (13), the upper end of the second steel cable pulley (24) being transmission-connected to the first steel cable (21) and the second steel cable (22); a third steel cable pulley (25), the third steel cable pulley (25) also being fixedly connected to the upper end of the fixed connecting frame (13), and the upper end of the third steel cable pulley (25) also being transmission-connected to the first steel cable (21) and the second steel cable (22); a fourth steel cable pulley (26), the fourth steel cable pulley (26) being fixedly connected to a front end drive shaft of the motor (27); A motor (27), wherein the motor (27) is fixedly connected to the upper end of the placement plate (14).

3. The heat insulation structure of a box-type tempering furnace according to claim 1, characterized in that: The stove assembly (3) comprises: A guide rail (31), wherein the upper end of the guide rail (31) is slidably connected to a workpiece loading trolley (32); A workpiece loading trolley (32), wherein the upper end of the workpiece loading trolley (32) is slidably connected to the furnace body (33); A furnace body (33), wherein the furnace body (33) is placed on the upper end of the guide rail (31); An electric heating element (34), the electric heating element (34) being fixedly connected to the furnace body (33); A temperature detector (35), the temperature detector (35) is also fixedly connected to the furnace body (33); A control box (36) is fixedly connected to the front end of the furnace door (15).

4. The heat insulation structure of a box-type tempering furnace according to claim 1, characterized in that: The furnace door frames (11) are provided with two groups in total and are both arranged at the lower end of the fixed connecting frame (13).

5. The heat insulation structure of a box-type tempering furnace according to claim 1, characterized in that: There are six groups of the first fans (44) in total, and two groups of the semiconductor heat sinks (43) in total.

6. The heat insulation structure of a box-type tempering furnace according to claim 2, characterized in that: The middle portion of the fourth steel cable pulley (26) is fixedly connected to the first steel cable (21) and the second steel cable (22).

Images