Heat insulation device of high-temperature furnace

Abstract

The utility model discloses a heat insulation device for a high-temperature furnace, which belongs to the field of high-temperature furnaces and comprises a heat insulation box, a heat insulation cover and a heat insulation cover. The opening and closing door is arranged corresponding to a furnace door of the high-temperature furnace main body, and the opening and closing door is in running fit with the heat insulation box body; the channel is arranged on the rear side of the heat insulation box body, a liftable cover plate is arranged at the position of the channel, and the cover plate is matched with the channel; the driving mechanism is arranged on the heat insulation box body, the driving mechanism comprises a first transmission part and a second transmission part, the first transmission part is connected with the cover plate, a driving device and the first transmission part are matched to form a first stroke, so that the cover plate is lifted, the channel is opened, and hot air in the heat insulation box body flows out of the channel; the door is far away from one side of the closing door; the two door bodies are opened at the same time to form a second stroke through cooperation of the driving equipment and the second transmission part, and the cover plate is fixed in the second stroke after the second stroke is the first stroke.

Description

Technical Field

[0001] The utility model relates to the technical field of high-temperature furnaces, in particular to a heat insulation device for a high-temperature furnace. Background Art

[0002] High-temperature furnaces are generally used for element analysis and determination in general laboratories, industrial and mining enterprises, and scientific research institutions, as well as for heating during heat treatment such as quenching, annealing, and tempering of general small steel parts.

[0003] During the use of high-temperature furnaces, heat will be transferred to the furnace wall, thereby increasing the temperature of the furnace wall. When operating, staff are prone to accidental injuries such as scalds due to operational errors. Content of the Utility Model

[0004] The purpose of the utility model is to solve the problem that during the use of high-temperature furnaces mentioned in the above background art, heat will be transferred to the furnace wall, thereby increasing the temperature of the furnace wall. When operating, staff are prone to accidental injuries such as scalds due to operational errors.

[0005] To achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A heat insulation device for a high-temperature furnace, comprising: a heat insulation box body, in which a high-temperature furnace main body is arranged; an opening and closing door, which is arranged corresponding to the furnace door of the high-temperature furnace main body, and the opening and closing door is rotationally matched with the heat insulation box body. After the opening and closing door is opened, the furnace door can be seen and thus operated; a passage, which is arranged at the rear side of the heat insulation box body, and a liftable cover plate is arranged at the passage, and the cover plate is adapted to the passage. Before the opening and closing door is opened, the cover plate is first lifted so that the hot air in the heat insulation box body flows out through the passage; a driving mechanism, which is arranged on the heat insulation box body, and the driving mechanism comprises a first transmission component and a second transmission component. The first transmission component is connected to the cover plate, and the first transmission component makes the cover plate lift and lower. The second transmission component is connected to the opening and closing door, and the second transmission component makes the opening and closing door open and close.

[0007] Preferably, the opening and closing door comprises two door bodies arranged symmetrically. A rotating shaft is connected to the door body, and the rotating shaft is connected to the heat insulation box body. The two door bodies open in opposite directions, and the rotating shaft rotates together when the door body is opened.

[0008] Preferably, the passage is arranged at the top of the heat insulation box body. When dissipating heat, the hot air moves away from the direction of the opening and closing door, preventing the hot air from rushing towards the staff.

[0009] Preferably, a fan component is arranged at the rear side of the heat insulation box body. The air inlet end of the fan component is close to the passage. When the fan component works, the hot air in the heat insulation box body is accelerated to flow out through the air flow.

[0010] Preferably, the driving mechanism further includes a driving device, the driving device includes a motor, the output end of the motor is connected with a screw rod, a screw sleeve is connected to the screw rod, and during the movement of the screw sleeve, the cover plate and the opening and closing door are respectively actuated through a first transmission member and a second transmission member.

[0011] Preferably, a limiting rod is provided on the heat insulation box body, the limiting rod penetrates through the screw sleeve, and the limiting rod limits the screw sleeve, so that the screw sleeve can move stably.

[0012] Preferably, both ends of the screw sleeve are respectively connected with the first transmission member and the second transmission member, and the screw sleeve is located between the cover plate and the opening and closing door.

[0013] Preferably, the first transmission member includes a first rack and a first gear, the first rack is connected with the screw sleeve, the first end of the screw sleeve is fixed to the first rack, the first gear is arranged on one side of the first rack, a lifting screw rod is connected to the first gear, the lifting screw rod is rotatably connected with the heat insulation box body, the lifting screw rod is connected with the cover plate, and a sliding rod is arranged on one side of the lifting screw rod, and the sliding rod is connected with the cover plate.

[0014] Preferably, the second transmission member includes a second rack, a sliding groove is formed in the second rack, a sliding block connected with the screw sleeve is arranged in the sliding groove, the length of the sliding groove is greater than the length of the sliding block, and second gears meshing with the second rack are connected to both of the rotating shafts.

[0015] Preferably, tooth teeth corresponding to the second gears are arranged at both ends of the second rack, and the tooth teeth at both ends are arranged oppositely, so that when the second rack moves, the two door bodies can be opened and closed simultaneously.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] Through the cooperation of the driving device and the first transmission member as the first stroke, the cover plate is lifted, so as to open the channel, and the hot air in the heat insulation box body flows out from the channel and moves away from the side of the opening and closing door; through the cooperation of the driving device and the second transmission member, the two door bodies are simultaneously opened as the second stroke, the second stroke is after the first stroke, and the cover plate does not move in the second stroke;

[0018] Through the arranged fan component, after the fan component is started, the hot air in the heat insulation box body is accelerated to flow out through the air flow.

[0019] Through the cooperation of the pushing screw rod and the driving component, the high-temperature furnace main body can be moved out of the heat insulation box body, so as to overhaul the high-temperature furnace main body. Description of the Drawings

[0020] To more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0021] Figure 1 It is a schematic diagram of the overall structure of the present utility model.

[0022] Figure 2 It is a schematic diagram of the rear side of the heat insulation box body of the present utility model.

[0023] Figure 3 It is a schematic diagram of the driving mechanism of the present utility model.

[0024] Figure 4 It is a schematic diagram of the push screw rod and the push plate of the present utility model.

[0025] Explanation of figure numbers: 1. Heat insulation box body; 11. Channel; 2. High-temperature furnace main body; 3. Opening and closing door; 31. Door body; 4. Cover plate; 5. Driving mechanism; 51. First transmission component; 511. First rack; 512. First gear; 513. Lifting screw rod; 52. Second transmission component; 521. Second rack; 5211. Chute; 522. Slide block; 523. Second gear; 53. Driving device; 531. Motor; 532. Screw rod; 533. Screw sleeve; 534. Limit rod; 6. Fan component; 7. Push screw rod; 8. Push plate. Specific embodiments

[0026] The following further describes the present utility model in detail with reference to the drawings.

[0027] The following description is used to disclose the present utility model so that those skilled in the art can implement the present utility model. The preferred embodiments in the following description are only examples, and those skilled in the art can think of other obvious deformations. The basic principles defined in the following description of the present utility model can be used in other implementation schemes, deformation schemes, improvement schemes, equivalent schemes, and other technical schemes without departing from the spirit and scope of the present utility model.

[0028] Those skilled in the art should understand that in the disclosure of this utility model, the orientations or positions indicated by terms such as "longitudinal", "transverse", "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientations or position relationships shown in the drawings. It is only for the convenience of simplifying the description of this utility model, rather than indicating or implying that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the above terms should not be construed as limitations on this utility model.

[0029] It can be understood that the term "one" should be understood as "at least one" or "one or more". That is, in one embodiment, the number of one element can be one, while in other embodiments, the number of this element can be multiple. The term "one" should not be construed as a limitation on the quantity.

[0030] Please refer to Figures 1 - 4 , a high-temperature furnace heat insulation device, comprising: a heat insulation box body 1, a high-temperature furnace main body 2 is arranged inside the heat insulation box body 1, the plate body of the heat insulation box body 1 is filled with heat insulation materials, an opening and closing door 3, which is arranged corresponding to the furnace door of the high-temperature furnace main body 2, the opening and closing door 3 is rotationally matched with the heat insulation box body 1. After the opening and closing door 3 is opened, the furnace door can be seen and then operations can be carried out. A channel 11, which is arranged at the rear side of the heat insulation box body 1, a liftable cover plate 4 is arranged at the channel 11, the cover plate 4 is adapted to the channel 11. Before the opening and closing door 3 is opened, the cover plate 4 is first lifted so that the hot air in the heat insulation box body 1 flows out from the channel 11. A driving mechanism 5, which is arranged on the heat insulation box body 1, the driving mechanism 5 includes a first transmission component 51 and a second transmission component 52. The first transmission component 51 is connected to the cover plate 4, and the first transmission component 51 makes the cover plate 4 lift and lower. The second transmission component 52 is connected to the opening and closing door 3, and the second transmission component 52 makes the opening and closing door 3 open and close.

[0031] The opening and closing door 3 includes two door bodies 31 arranged symmetrically. A rotating shaft is connected to the door body 31, and the rotating shaft is connected to the heat insulation box body 1. The two door bodies 31 open in opposite directions, and the rotating shaft rotates together when the door body 31 is opened.

[0032] The channel 11 is arranged at the top of the heat insulation box body 1. When dissipating heat, the hot air in the channel 11 moves away from the direction of the opening and closing door 3 to prevent the hot air from rushing towards the staff.

[0033] A fan component 6 is arranged at the rear side of the heat insulation box body 1. The air inlet end of the fan component 6 is close to the channel 11. When the fan component 6 works, the air flow accelerates the outflow of the hot air in the heat insulation box body 1. When the air outlet end of the fan component 6 can be connected to a pipeline to lead the hot air to the outside to prevent the working environment temperature from rising. The pipeline is not shown in the figure.

[0034] The driving mechanism 5 further includes a driving device 53. The driving device 53 includes a motor 531. The output end of the motor 531 is connected to a screw rod 532. A nut 533 is connected to the screw rod 532. During the movement of the nut 533, the cover plate 4 and the opening and closing door 3 are respectively actuated through the first transmission member 51 and the second transmission member 52.

[0035] A limiting rod 534 is provided on the heat insulation box body 1. The limiting rod 534 penetrates through the nut 533. The limiting rod 534 limits the nut 533, so that the nut 533 can move stably.

[0036] Both ends of the nut 533 are respectively connected to the first transmission member 51 and the second transmission member 52. The nut 533 is located between the cover plate 4 and the opening and closing door 3. Specifically, the nut 533 first causes the cover plate 4 to rise through the first transmission member 51. When the hot air in the heat dissipation box body has dissipated, the nut 533 then causes the first transmission member 51 to act, so that the two door bodies 31 are opened.

[0037] The first transmission member 51 includes a first rack 511 and a first gear 512. The first rack 511 is connected to the nut 533. The first end of the nut 533 is fixed to the first rack 511. The first gear 512 is arranged on one side of the first rack 511. A lifting screw rod 513 is connected to the first gear 512. The lifting screw rod 513 is rotatably connected to the heat insulation box body 1. The lifting screw rod 513 is connected to the cover plate 4. A sliding rod is arranged on one side of the lifting screw rod 513. The sliding rod is connected to the cover plate 4. The sliding rod is slidably connected to the protruding part of the cover plate 4. The sliding rod prevents the cover plate 4 from rotating during the lifting process. When in use, the motor 531 causes the screw rod 532 to rotate, the screw rod 532 causes the nut 533 to move, the nut 533 drives the first rack 511 to move, the first rack 511 causes the first gear 512 to rotate, and the first gear 512 drives the lifting screw rod 513 to rotate. The lifting screw rod 513 cooperates with the sliding rod to make the cover plate 4 lift and lower stably.

[0038] The second transmission component 52 includes a second rack 521. A chute 5211 is formed on the second rack 521. A slider 522 connected to the screw sleeve 533 is arranged in the chute 5211. The length of the chute 5211 is greater than the length of the slider 522. Second gears 523 meshing with the second rack 521 are connected to both rotating shafts. The second rack 521 is always meshed with the second gears 523, being relatively stable when the door body 31 is opened and closed. The screw sleeve 533 has two strokes. The first stroke causes the drive cover plate 4 to rise, and the second stroke causes the two door bodies 31 to open. When the first rack 511 is separated from the first gear 512, the first stroke is completed. During this process, the slider 522 moves from the first end of the chute 5211 to the second end of the chute 5211. When the first stroke is completed, the motor 531 stops rotating and the fan component 6 is started. When the hot air is exhausted, the motor 531 is started and the screw sleeve 533 continues to move. During the second stroke, the slider 522 fixes the second rack 521, and the second rack 521 causes the second gears 523 to rotate, thereby causing the two door bodies 31 to open simultaneously. When the motor 531 rotates in reverse, the screw sleeve is reset, thereby closing the cover plate 4 and the door body 31.

[0039] Tooth teeth corresponding to the second gears 523 are arranged at both ends of the second rack 521. The tooth teeth at both ends are arranged oppositely, so that the two door bodies 31 can be opened and closed simultaneously when the second rack 521 moves.

[0040] Travel wheels are arranged at the bottom of the high-temperature furnace main body 2. A travel wheel guide rail is arranged at the bottom of the heat insulation box body 1. A push screw rod 7 is arranged inside the heat insulation box body 1. One end of the push screw rod 7 is connected with a drive component, and the drive component causes the push screw rod 7 to rotate. A push plate 8 is threadedly connected to the push screw rod 7. The connection part of the push plate 8 and the push screw rod 7 is located behind the high-temperature furnace main body 2. The push plate 8 is detachably connected to the high-temperature furnace main body 2. When the high-temperature furnace main body 2 needs to be overhauled, the drive component is started to cause the push screw rod 7 to rotate. The push plate 8 drives the high-temperature furnace main body 2 to move outside the heat insulation box body 1. After separating the high-temperature furnace main body 2 from the push plate 8, the high-temperature furnace main body 2 can be overhauled.

[0041] Those skilled in the art should understand that the embodiments of the present invention described above and shown in the drawings are only examples and do not limit the present invention. The object of the present invention has been fully and effectively achieved. The functions and structural principles of the present invention have been shown and described in the embodiments. Without departing from the said principles, the embodiments of the present invention can have any deformation or modification.

Claims

1. A high-temperature furnace heat insulation device, characterized in that include: A heat-insulating box (1), wherein a high-temperature furnace main body (2) is arranged in the heat-insulating box (1); An opening and closing door (3) is provided corresponding to the furnace door of the high-temperature furnace body (2), and the opening and closing door (3) is rotatably matched with the heat-insulating box body (1); A channel (11) is provided at the rear side of the heat-insulating box body (1), and a liftable cover plate (4) is provided at the channel (11), and the cover plate (4) is adapted to the channel (11); A drive mechanism (5) is provided on the heat-insulating box body (1), the drive mechanism (5) comprising a first transmission component (51) and a second transmission component (52), the first transmission component (51) being connected to the cover plate (4), and the second transmission component (52) being connected to the opening and closing door (3).

2. The heat insulation device for a high-temperature furnace according to claim 1, wherein: The opening and closing door (3) comprises two symmetrically arranged door bodies (31), the door bodies (31) are connected to a rotating shaft, and the rotating shaft is connected to the heat-insulating box body (1).

3. The heat insulation device for a high-temperature furnace according to claim 2, wherein: The channel (11) is arranged on the top of the heat-insulating box (1).

4. The heat insulation device for a high-temperature furnace according to claim 3, wherein: A fan component (6) is provided on the rear side of the heat-insulating box body (1).

5. The heat insulation device for a high-temperature furnace according to claim 4, wherein: The driving mechanism (5) further comprises a driving device (53), wherein the driving device (53) comprises a motor (531), wherein an output end of the motor (531) is connected to a screw rod (532), and a screw sleeve (533) is connected to the screw rod (532).

6. The heat insulation device for a high-temperature furnace according to claim 5, wherein: A limiting rod (534) is provided on the heat-insulating box body (1), and the limiting rod (534) passes through the threaded sleeve (533).

7. The heat insulation device for a high-temperature furnace according to claim 6, characterized in that: Both ends of the screw sleeve (533) are respectively connected to the first transmission component (51) and the second transmission component (52).

8. The heat insulation device for a high-temperature furnace according to claim 7, characterized in that: The first transmission component (51) includes a first rack (511) and a first gear (512), the first rack (511) is connected to the threaded sleeve (533), the first gear (512) is connected to a lifting threaded rod (513), the lifting threaded rod (513) is connected to the cover plate (4), and a sliding rod is provided on one side of the lifting threaded rod (513), and the sliding rod is connected to the cover plate (4).

9. The heat insulation device for a high-temperature furnace according to claim 8, wherein: The second transmission component (52) includes a second rack (521), a slide groove (5211) is provided on the second rack (521), a slider (522) connected to the screw sleeve (533) is provided in the slide groove (5211), and the two rotating shafts are both connected to a second gear (523) meshing with the second rack (521).

10. A high-temperature furnace heat insulation device according to claim 9, characterized in that: Both ends of the second rack (521) are provided with teeth corresponding to the second gear (523).

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