Box-type furnace structure with self-cooling function

Abstract

The utility model relates to the technical field of box-type furnaces, and discloses a box-type furnace structure with a self-cooling function, which comprises an external component and an inner container component, the inner container component comprises a heating device, a heat insulation plate is arranged on the top surface of the heating device, a heat preservation component is arranged above the heating device, the heat preservation component comprises a heat preservation top plate, and the heat preservation top plate is arranged on the heat preservation top plate. Three heat preservation side plates distributed in a surrounding mode and a heat preservation door frame are arranged at the bottom of the heat preservation top plate, connecting strips are arranged between the two heat preservation side plates, connecting strips are arranged on the left side and the right side of the heat preservation door frame correspondingly, and a bottom plate is arranged at the bottoms of the heat preservation side plates. And an exhaust port and an airflow circulating device are arranged on the top surface of the box body. According to the box-type furnace structure with the self-cooling function, the air channels are formed in the side plates of the inner container assembly in the furnace, and cold air is introduced into the air channels through the airflow circulating device during cooling, so that the side plates are rapidly cooled, and the self-cooling purpose is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of box-type furnaces, in particular to a box-type furnace structure with a self-cooling function. Background Art

[0002] Box furnace, also known as muffle furnace, is a common industrial furnace. It is simple to operate and easy to maintain. There is a controllable chimney behind the furnace. Box furnace is suitable for chemical analysis of coal, coking products, and chemical raw materials. It is also suitable for power, coal, papermaking, petrochemical, cement, agriculture and animal husbandry, medical research, teaching and other industries and departments. After heating treatment, it is usually necessary to wait for the furnace to cool down before taking out the required items. The natural cooling process is relatively long and requires a long wait. Therefore, in view of the above problems, the utility model proposes a box furnace structure with a self-cooling function, which can greatly shorten the time required for cooling the furnace. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] In view of the deficiencies in the prior art, the utility model provides a box-type furnace structure with a self-cooling function, which has the advantages of rapid cooling and the like, and solves the problem that the natural cooling process is relatively long and requires a long waiting time.

[0005] (II) Technical solution

[0006] In order to achieve the above-mentioned purpose of rapid cooling, the utility model provides the following technical solutions:

[0007] A box-type furnace structure with a self-cooling function, comprising an outer component and an inner tank component;

[0008] The liner assembly includes a heating device, a heat insulation board is arranged on the top surface of the heating device, and a heat preservation assembly is arranged above the heating device;

[0009] The insulation component includes an insulation top plate, and three surrounding insulation side plates and an insulation door frame are arranged at the bottom of the insulation top plate. A connecting strip is arranged between the two insulation side plates, and connecting strips are arranged on the left and right sides of the insulation door frame. A bottom plate is arranged at the bottom of the insulation side plates.

[0010] As a preferred technical solution of the utility model, the external component includes a box body, the top surface of the box body is provided with an exhaust port and an airflow circulation device, and the front surface of the box body is provided with a door.

[0011] The beneficial effect of the above preferred technical solution is that the external components are used for thermal insulation.

[0012] As a preferred technical solution of the utility model, the inner liner assembly also includes a connecting head, and air ducts are arranged inside the insulation side panels and the insulation door frame. The air ducts between the two insulation side panels are connected in series through the connecting head, and the air ducts inside the insulation door frame are connected in series with the air ducts inside the insulation side panels through the connecting head.

[0013] The beneficial effect of the above preferred technical solution is that the connecting head connects all the air passages of the insulation side panels and the insulation door frame in series.

[0014] As a preferred technical solution of the utility model, a plug-in slot is provided inside the heating device near the top, and the heat insulation board is slidably plugged into the heating device from the front side of the heating device through the plug-in slot.

[0015] The beneficial effect of the above preferred technical solution is that the heat insulation board can reduce the waste heat of the heating device from entering the heating cavity.

[0016] As a preferred technical solution of the utility model, a rectangular air inlet hole is provided on the top surface of the thermal insulation door frame, and an exhaust passage is provided in the middle of the top surface of the thermal insulation side panel at the back.

[0017] As a preferred technical solution of the utility model, an exhaust hole 1 is provided on the back side of the top surface of the thermal insulation top plate, and the exhaust hole 1 is aligned with and communicated with the exhaust channel. An air inlet hole 2 is also provided in the center of the top surface of the thermal insulation top plate, and an air inlet hole 3 is provided on the front side of the top surface, and the air inlet hole 1 and the air inlet hole 3 are aligned up and down and communicated.

[0018] The beneficial effect of the above preferred technical solution is: ensuring that the airways are connected in series with each other.

[0019] As a preferred technical solution of the utility model, the exhaust port is connected to the exhaust hole 1, and the air inlet hole 2 and the air inlet hole 3 are both connected to the air flow circulation device.

[0020] The beneficial effect of the above preferred technical solution is that the air flow circulation device can input cold air into the internal cavity of the liner assembly and the interior of the thermal insulation door frame through the second air inlet hole and the third air inlet hole respectively.

[0021] (III) Beneficial effects

[0022] Compared with the prior art, the utility model provides a box-type furnace structure with a self-cooling function, which has the following beneficial effects:

[0023] The box-type furnace structure with self-cooling function arranges air passages inside the side plates of the inner tank assembly inside the furnace. During cooling, cold air is introduced into the air passages through an air circulation device, thereby quickly cooling the side plates to achieve the purpose of self-cooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the structure of the inner tank assembly of the utility model;

[0026] Figure 3 This is a schematic diagram of the structure of the thermal insulation component of the utility model;

[0027] Figure 4 This is a schematic diagram of the connection structure between the heating device and the heat insulation board of the utility model;

[0028] Figure 5 It is a structural schematic diagram of the thermal insulation side panel of the utility model.

[0029] In the figure: 1. box body; 2. air circulation device; 3. exhaust port; 4. door; 5. insulation board; 6. insulation top plate; 7. insulation side plate; 8. connecting strip; 9. insulation door frame; 10. heating device; 11. connector; 12. bottom plate. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] See also Figure 1, 2 , 3, 4, 5, a box-type furnace structure with a self-cooling function, including an external component and an inner tank component.

[0034] The inner tank assembly includes a heating device 10, a heat insulation board 5 is arranged on the top surface of the heating device 10, a plug-in groove is arranged inside the heating device 10 near the top, the heat insulation board 5 is slidably plugged into the heating device 10 from the front side of the heating device 10 through the plug-in groove, and a heat preservation assembly is arranged above the heating device 10.

[0035] The insulation assembly includes an insulation top plate 6, and three insulation side plates 7 and an insulation door frame 9 are arranged at the bottom of the insulation top plate 6. A connection strip 8 is arranged between the two insulation side plates 7, and connection strips 8 are arranged on the left and right sides of the insulation door frame 9. A bottom plate 12 is arranged at the bottom of the insulation side plate 7. A rectangular air inlet hole 1 is opened on the top surface of the insulation door frame 9, an exhaust channel is opened in the middle of the top surface of the insulation side plate 7 located at the back, and an exhaust hole is opened on the top surface of the insulation top plate 6 on the back side 1. Exhaust hole 1 is aligned with and communicated with the exhaust channel. An air inlet hole 2 is also opened at the center of the top surface of the insulation top plate 6. An air inlet hole 3 is opened on the top surface close to the front side. Air inlet hole 1 is aligned with and communicated with air inlet hole 3 up and down. The insulation component also includes a connector 11. Air ducts are arranged inside the insulation side panels 7 and the insulation door frame 9. The air ducts between the two insulation side panels 7 are connected in series through the connector 11. The air ducts inside the insulation door frame 9 are connected in series with the air ducts inside the insulation side panels 7 through the connector 11.

[0036] In this embodiment, the insulation board 5 is taken out during heating, and after the heating is completed, the insulation board 5 is inserted to isolate the heat generated by the heating device 10, and then the air circulation device 2 is turned on. Since the air passages inside the insulation side panels 7 and the insulation door frame 9 are interconnected, the air circulation device 2 discharges cold air into the air passages inside the insulation door frame 9 and the insulation side panels 7, thereby quickly cooling the insulation components.

[0037] See also Figure 1 The external components include a box body 1, the top surface of the box body 1 is provided with an exhaust port 3 and an airflow circulation device 2, the front surface of the box body 1 is provided with a door 4, the exhaust port 3 is connected to the exhaust hole 1, and the air inlet hole 2 and the air inlet exhaust port 3 are both connected to the airflow circulation device 2.

[0038] In this embodiment, the air flow circulation device 2 is started during cooling to introduce cold air into the internal cavity of the inner liner assembly and the internal air duct of the insulation door frame 9. After the cold air enters the insulation door frame 9, it enters the air duct inside the insulation side panel 7 through the connecting head 11 and is then discharged from the exhaust port 3.

[0039] In summary, the box-type furnace structure with self-cooling function arranges air ducts inside the side panels of the inner tank assembly inside the furnace. During cooling, cold air is introduced into the air ducts through the air circulation device, thereby quickly cooling the side panels to achieve the purpose of self-cooling.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A box-type furnace structure with a self-cooling function, comprising an external component and an inner tank component; Features: The liner assembly includes a heating device, a heat insulation board is arranged on the top surface of the heating device, and a heat preservation assembly is arranged above the heating device; The insulation component includes an insulation top plate, and three surrounding insulation side plates and an insulation door frame are arranged at the bottom of the insulation top plate. A connecting strip is arranged between the two insulation side plates, and connecting strips are arranged on the left and right sides of the insulation door frame. A bottom plate is arranged at the bottom of the insulation side plates.

2. The box-type furnace structure with self-cooling function according to claim 1, characterized in that: The external component comprises a box body, the top surface of the box body is provided with an exhaust port and an airflow circulation device, and the front surface of the box body is provided with a door.

3. The box-type furnace structure with self-cooling function according to claim 1, characterized in that: The inner liner assembly also includes a connecting head. Air passages are provided inside the insulating side panels and the insulating door frame. The air passages between the two insulating side panels are connected in series through the connecting head. The air passages inside the insulating door frame are connected in series with the air passages inside the insulating side panels through the connecting head.

4. The box-type furnace structure with self-cooling function according to claim 1, characterized in that: The heating device is provided with a plug-in slot near the top end, and the heat insulation board is slidably plugged with the heating device from the front side through the plug-in slot.

5. The box-type furnace structure with self-cooling function according to claim 2, characterized in that: A rectangular air inlet hole is provided on the top surface of the thermal insulation door frame, and an exhaust passage is provided in the middle of the top surface of the thermal insulation side plate at the back.

6. The box-type furnace structure with self-cooling function according to claim 5, characterized in that: An exhaust hole 1 is provided on the back side of the top surface of the thermal insulation top plate, and the exhaust hole 1 is aligned with and communicated with the exhaust channel. An air inlet hole 2 is also provided at the center of the top surface of the thermal insulation top plate, and an air inlet hole 3 is provided on the front side of the top surface, and the air inlet hole 1 is aligned with and communicated with the air inlet hole 3.

7. The box-type furnace structure with self-cooling function according to claim 6, characterized in that: The exhaust port is connected to the exhaust hole 1, and the air inlet 2 and the air inlet exhaust port are both connected to the air flow circulation device.

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