Annealing furnace

Abstract

The annealing furnace comprises an annealing furnace main body, an annealing furnace door is hinged to an opening in the front side of the annealing furnace main body, a hole is formed in the middle of the annealing furnace door in a penetrating mode, high-temperature-resistant glass is arranged in the hole, a groove is formed in the annealing furnace door from top to bottom, and a heat insulation plate is inserted in the groove. A top plate is arranged at the top of the heat insulation plate, a side plate is arranged at the bottom of the top plate and located on the right side of the annealing furnace door, a second threaded hole and a first threaded hole are formed in the right side wall of the annealing furnace door in an up-down spaced mode, and a limiting mechanism is arranged below the right end face of the side plate. The limiting end of the limiting mechanism is connected with the first threaded hole, and a moving mechanism is arranged at the bottom of the annealing furnace body. According to the utility model, on the premise that the annealing process is not interrupted and the temperature in the annealing furnace main body is not reduced as much as possible, the condition of a workpiece in the annealing furnace main body is observed.

Description

TECHNICAL FIELD

[0001] The utility model relates to annealing furnace technical field especially relates to a kind of annealing furnaces. BACKGROUND

[0002] In the existing industrial production process, annealing furnace plays a vital role, it is widely used in metal heat treatment, ceramic sintering, glass processing and multiple fields, by high temperature environment to workpiece annealing treatment, to achieve the purpose of improving material performance, eliminating stress, adjusting organization structure, however, when the traditional annealing furnace is monitored or quality is checked, operator usually needs to open heavy furnace cover, so as to directly observe the state or progress of workpiece in furnace.

[0003] And the opening of furnace cover each time can cause the high-temperature environment in hearth to be exposed to outside world momentarily, cause the temperature in furnace to drop sharply, thereby prolong annealing cycle, increase energy consumption, so a kind of annealing furnace is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] (One) utility model purpose

[0005] To solve the technical problems existing in the background art, the utility model provides an annealing furnace, so as to realize the observation of the state of workpiece in the main body of annealing furnace without interrupting the annealing process and as far as possible without lowering the temperature in the main body of annealing furnace.

[0006] (Two) technical scheme

[0007] The utility model provides an annealing furnace, including annealing furnace main part, the front side opening of annealing furnace main part is hinged with annealing furnace door, the middle part of annealing furnace door is penetrated with opening, the inside of opening is equipped with high temperature resistance glass, annealing furnace door is set with slot from top to bottom, the inside of slot is inserted with heat insulation plate, the top of heat insulation plate is equipped with top plate, the bottom of top plate and the right side of annealing furnace door are equipped with side plate, the right side wall of annealing furnace door is spaced apart and is equipped with second screw hole and first screw hole, the lower of side plate right end surface is equipped with limiting mechanism, the limiting end of limiting mechanism is connected with first screw hole, the bottom of annealing furnace main part is equipped with moving mechanism.

[0008] Preferably, the limiting mechanism includes a limiting housing and a rotating assembly, the limiting housing is arranged on the right end surface of the side plate, the rotating assembly penetrates the limiting housing and the side plate and is threadedly connected with the first screw hole, and a limiting plate is fixedly installed on the outer end surface of the rotating assembly and inside the limiting housing.

[0009] Preferably, the rotating assembly comprises a threaded rod and a rotating handle, one end of the threaded rod penetrates through the side plate and is threadedly connected with the first threaded hole, the other end of the threaded rod penetrates through the limiting shell and is coaxially connected with the rotating handle, and the limiting plate is fixedly sleeved on the inside of the threaded rod.

[0010] Preferably, the limiting shell is in a cylindrical structure, and the radius of the limiting plate is matched with the inner diameter of the limiting shell.

[0011] Preferably, the front end surface of the annealing furnace door is provided with a first handle, and the right end surface of the side plate is provided with a second handle.

[0012] Preferably, the moving mechanism comprises wheels and a limiting assembly, a plurality of the wheels are distributed at intervals on the bottom of the annealing furnace body, and the limiting assembly is also arranged on the bottom of the annealing furnace body.

[0013] Preferably, the limiting assembly comprises an electric push rod, a non-slip pad and a supporting plate, the bottom of the supporting plate is connected with the non-slip pad, and the top of the supporting plate is connected with the bottom of the annealing furnace body through a plurality of electric push rods distributed at intervals.

[0014] Preferably, the high-temperature-resistant glass is quartz glass.

[0015] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects:

[0016] The annealing furnace can observe the workpiece condition in the annealing furnace body through the high-temperature-resistant glass by driving the heat insulation plate to rise, and can realize observation of the workpiece condition in the annealing furnace body without interrupting the annealing process and as much as possible without lowering the temperature in the annealing furnace body after the observation is completed and the heat insulation plate is lowered into the slotted interior. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A structure schematic view of the annealing furnace is provided for the utility model.

[0018] Figure 2 A perspective view of the annealing furnace door in the annealing furnace is provided for the utility model.

[0019] Figure 3 A partial sectional view of the limiting mechanism in the annealing furnace is provided for the utility model.

[0020] Figure 4 A partial assembly view of the annealing furnace door in the annealing furnace is provided for the utility model.

[0021] Reference numeral: 1, annealing furnace door; 2, top plate; 3, annealing furnace main body; 4, grooving; 5, side plate; 6, first handle; 7, second handle; 8, support plate; 9, non-slip pad; 10, wheel; 11, electric push rod; 12, high-temperature-resistant glass; 13, first threaded hole; 14, second threaded hole; 15, heat insulation plate; 16, threaded rod; 17, limiting plate; 18, limiting shell; 19, rotating handle. DETAILED DESCRIPTION

[0022] To make the objectives, technical solutions and advantages of the present application clearer, the present application will be further described in detail below with reference to the embodiments and drawings. It should be understood that the description is only exemplary and is not intended to limit the scope of the present application. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present application.

[0023] In the description of the present application, it should be pointed out that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting the device or element indicated to have a specific orientation, to be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present application, it should be pointed out that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, welding, riveting, bonding, etc., or can be detachable connection, threaded connection, key connection, pin connection, etc., or integrally connected; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through an intermediate medium; can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] As Figures 1-4As shown in the utility model discloses an annealing furnace, including annealing furnace main part 3, the front side opening of annealing furnace main part 3 is hinged with annealing furnace door 1, the middle part of annealing furnace door 1 is penetrated with the opening, the inside of opening is equipped with high temperature resistance glass 12, annealing furnace door 1 is set with the slot 4 from top to bottom, the inside of slot 4 is inserted with heat insulation plate 15, the top of heat insulation plate 15 is equipped with top plate 2, the bottom of top plate 2 and the right side of annealing furnace door 1 are equipped with side plate 5, the right side wall of annealing furnace door 1 is spaced apart and is equipped with second threaded hole 14 and first threaded hole 13, the lower side of the right end surface of side plate 5 is equipped with limiting mechanism, the limiting end of limiting mechanism is connected with first threaded hole 13, the bottom of annealing furnace main part 3 is equipped with moving mechanism.

[0026] In the utility model, open annealing furnace door 1, then place workpiece in the inside of annealing furnace main part 3, and close annealing furnace door 1, then start annealing furnace main part 3 and carry out annealing treatment to workpiece, when needing to observe the annealing condition of workpiece in the inside of annealing furnace main part 3, cancel the limiting of limiting mechanism to side plate 5, then drive side plate 5 to move upwards, when side plate 5 moves upwards, can drive heat insulation plate 15 to draw out from the inside of slot 4 through top plate 2, then limit side plate 5 through limiting mechanism, at this time, can observe the inside of annealing furnace main part 3 through high temperature resistance glass 12, when observation is completed, cancel the limiting of limiting mechanism to side plate 5, at this time, heat insulation plate 15 will enter the inside of slot 4, and limit side plate 5 through limiting mechanism.

[0027] In an alternative embodiment, the limiting mechanism includes a limiting housing 18 and a rotating assembly. The limiting housing 18 is provided on the right end surface of the side plate 5. The rotating assembly penetrates the limiting housing 18 and the side plate 5 and is threadedly connected with the first threaded hole 13. A limiting plate 17 is fixedly installed on the outer end surface of the rotating assembly and inside the limiting housing 18. The rotating assembly includes a threaded rod 16 and a rotating handle 19. One end of the threaded rod 16 penetrates the side plate 5 and is threadedly connected with the first threaded hole 13. The other end of the threaded rod 16 penetrates the limiting housing 18 and is coaxially connected with the rotating handle 19. The limiting plate 17 is fixedly sleeved on the inside of the threaded rod 16. The limiting housing 18 is in a cylindrical structure, and the radius of the limiting plate 17 is adapted to the inner diameter of the limiting housing 18.

[0028] It should be noted that when the side plate 5 needs to be lifted, the rotating handle 19 is first rotated to rotate the threaded rod 16, the rotating threaded rod 16 is disconnected with the first threaded hole 13, and then the side plate 5 is lifted. At this time, the threaded rod 16 is aligned with the second threaded hole 14, and then the rotating handle 19 is rotated to threadedly connect the rotating handle 19 with the threaded rod 16, thereby limiting the side plate 5. The limiting plate 17 is limited in the inside of the limiting housing 18 through the limiting plate 17 and the limiting housing 18.

[0029] In an optional embodiment, the front end surface of the annealing furnace door 1 is provided with a first handle 6, and the right end surface of the side plate 5 is provided with a second handle 7.

[0030] It should be noted that the first handle 6 facilitates the opening of the annealing furnace door 1 by the staff, and the second handle 7 facilitates the lifting of the side plate 5 by the staff.

[0031] In an optional embodiment, the moving mechanism comprises wheels 10 and a limiting assembly, a plurality of wheels 10 are distributed at intervals on the bottom of the annealing furnace body 3, and the limiting assembly is also arranged on the bottom of the annealing furnace body 3.

[0032] It should be noted that the wheels 10 are universal wheels, and the plurality of wheels 10 can facilitate the movement of the annealing furnace body 3, and when moved to a specified position, the limiting assembly can prevent the annealing furnace body 3 from moving.

[0033] In an optional embodiment, the limiting assembly comprises an electric push rod 11, a non-slip pad 9 and a support plate 8, the bottom of the support plate 8 is connected with the non-slip pad 9, and the top of the support plate 8 is connected with the bottom of the annealing furnace body 3 through a plurality of electric push rods 11 distributed at intervals.

[0034] It should be noted that when the annealing furnace body 3 is moved to a specified position, the plurality of electric push rods 11 are started, and the electric push rods 11 can drive the support plate 8 to move downward, and when the support plate 8 moves downward, the non-slip pad 9 can be in contact with the ground, and the wheels 10 are not in contact with the ground, thereby preventing the annealing furnace body 3 from moving, and the non-slip pad 9 can prevent the annealing furnace body 3 from sliding.

[0035] In an optional embodiment, the high-temperature-resistant glass 12 is quartz glass.

[0036] It should be noted that quartz glass has good heat resistance, and the temperature for frequent use is 1100-1200℃, and the temperature for short-term use can reach 1400℃.

[0037] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An annealing furnace comprising an annealing furnace main body (3) having an annealing furnace door (1) hinged at a front side opening thereof, characterized in that, The middle part of the annealing furnace door (1) is penetrated by an opening, and the opening is internally provided with high-temperature-resistant glass (12). The annealing furnace door (1) is provided with a slot (4) from top to bottom. The inside of the slot (4) is provided with a heat insulation plate (15). The top of the heat insulation plate (15) is provided with a top plate (2). The bottom of the top plate (2) and the right side of the annealing furnace door (1) are provided with a side plate (5). The right side wall of the annealing furnace door (1) is provided with a second threaded hole (14) and a first threaded hole (13) which are spaced apart. The lower part of the right end face of the side plate (5) is provided with a limiting mechanism. The limiting end of the limiting mechanism is connected with the first threaded hole (13). The bottom of the annealing furnace body (3) is provided with a moving mechanism.

2. The annealing furnace according to claim 1, wherein The limiting mechanism comprises a limiting shell (18) and a rotating assembly. The limiting shell (18) is arranged on the right end face of the side plate (5). The rotating assembly penetrates the limiting shell (18) and the side plate (5) and is threadedly connected with the first threaded hole (13). The outer end face of the rotating assembly and the inside of the limiting shell (18) are fixedly installed with a limiting plate (17).

3. An annealing furnace according to claim 2, characterised in that The rotating assembly comprises a threaded rod (16) and a rotating handle (19). One end of the threaded rod (16) penetrates the side plate (5) and is threadedly connected with the first threaded hole (13). The other end of the threaded rod (16) penetrates the limiting shell (18) and is coaxially connected with the rotating handle (19). The limiting plate (17) is fixedly sleeved in the inside of the threaded rod (16).

4. The annealing furnace of claim 2, wherein The limiting shell (18) is a cylindrical structure, and the radius of the limiting plate (17) is matched with the inner diameter of the limiting shell (18).

5. The annealing furnace of claim 1, wherein The front end face of the annealing furnace door (1) is provided with a first handle (6). The right end face of the side plate (5) is provided with a second handle (7).

6. The annealing furnace of claim 1, wherein The moving mechanism comprises a wheel (10) and a limiting assembly. A plurality of wheels (10) are spaced apart and arranged on the bottom of the annealing furnace body (3). The limiting assembly is also arranged on the bottom of the annealing furnace body (3).

7. An annealing furnace according to claim 6, characterised in that The limiting assembly comprises an electric push rod (11), a non-slip pad (9) and a supporting plate (8). The bottom of the supporting plate (8) is connected with the non-slip pad (9). The top of the supporting plate (8) is connected with the bottom of the annealing furnace body (3) through a plurality of electric push rods (11) which are spaced apart.

8. The annealing furnace of claim 1, wherein The high-temperature-resistant glass (12) is quartz glass.

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