CN219239710U

CN219239710U - Atmosphere-controllable multipurpose furnace

Info

Publication number: CN219239710U
Application number: CN202320137993.1U
Authority: CN
Inventors: 邹雄威; 张志芳; 张勇
Original assignee: Tianjin Mafuer Technology Co ltd
Current assignee: Tianjin Mafuer Technology Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-06-23
Anticipated expiration: 2033-02-07

Abstract

The utility model relates to the technical field of atmosphere-controllable multipurpose furnaces, in particular to an atmosphere-controllable multipurpose furnace which comprises a multipurpose furnace body, wherein a furnace chamber is arranged in the multipurpose furnace body, and a sliding rail is arranged on the surface of the multipurpose furnace body. This controllable atmosphere multipurpose stove drives the sector gear through manual hand-wrenching handle and rotates round the back shaft for the sector gear atress drives the forward jacking of rack one deck and tensile telescopic link, makes rack tip through the thing tray of putting of connecting block installation roll-off outside the furnace chamber thereupon, and striking pawl when the rack slides, pawl atress rotates round the pivot and extrudees the second spring, until when the tooth's socket of rack, the second spring releases pressure and drives in its tooth's socket that resets embedding rack, make the rack drive put the thing tray roll-off fixed unable slip after, make the staff can take down the sample fast, avoid the hand to stretch into and cause the scald when taking the sample, improve the security performance that its was used.

Description

Atmosphere-controllable multipurpose furnace

Technical Field

The utility model relates to the technical field of controlled atmosphere multipurpose furnaces, in particular to a controlled atmosphere multipurpose furnace.

Background

One of the important developments of heat treatment production technology is controlled atmosphere heat treatment. In the development trend of the oxidation-free heat treatment technology, the controllable atmosphere heat treatment is first pushed. In the current mass production of few varieties, especially the bright quenching, annealing, carburizing and quenching, carbonitriding and quenching, and gas nitrocarburizing of carbon steel and general alloy structural steel parts still take a controlled atmosphere as a main means, so the controlled atmosphere heat treatment is still a main component of the advanced heat treatment technology.

Most of the existing controllable atmosphere multipurpose furnaces are manually operated to clamp samples in the furnaces for heat treatment by using tweezers, when the samples are required to be taken out after the sample treatment, the tweezers are required to be held to stretch into the furnaces, however, the temperature in the furnaces is higher after the multipurpose furnaces are just subjected to the heat treatment, the hand is in danger of scalding even if a protective measure is taken when the hand stretches into the furnaces, the safety performance of the use is reduced, and when the furnaces are in failure, the furnace shell is required to be wholly detached to overhaul the inside of the furnace shell, so that the operation is complicated, and the overhaul efficiency is reduced.

Disclosure of Invention

The utility model aims to provide a controlled atmosphere multipurpose furnace, which solves the problems that in the prior art, the prior controlled atmosphere multipurpose furnace is mainly provided with tweezers for manually clamping a sample in the furnace for heat treatment, when the sample is required to be taken out after the sample is treated, the tweezers need to be held by hands to stretch into the furnace, however, the temperature in the furnace is higher after the multipurpose furnace is subjected to heat treatment, scalding risks can occur even if protective measures are taken when hands stretch into the furnace, the use safety performance is reduced, and when the furnace fails, the whole furnace shell needs to be detached for maintenance, so that the operation is complicated, and the maintenance efficiency is reduced. In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a controllable atmosphere multipurpose furnace, includes the multipurpose furnace body, the furnace chamber has been seted up to the inside of multipurpose furnace body, the slide rail has been seted up on the surface of multipurpose furnace body, the surface sliding connection of slide rail has the slider, the top of slider is fixed with the connecting plate, the tip of connecting plate articulates there is the sealing door, through the buckle joint between slider and the slide rail, the inside of furnace chamber has the storage tray through sliding component sliding connection.

Preferably, a slot is formed in the sliding rail.

Preferably, the buckle includes the embedded groove, the inside joint of embedded groove has the control panel, the inside of control panel is fixed with embedded lever, the outer wall sliding sleeve of embedded lever has the slide bar, the slide bar is equipped with two, two fixedly connected with first spring between the slide bar, the top of slide bar is fixed with the push rod, the bottom of slide bar is fixed with the inserted bar.

Preferably, the inserting rod is inserted into the slot.

Preferably, the sliding component comprises a connecting block, the connecting block is fixed at the two ends of the object placing tray, a partition plate is fixed inside the multipurpose furnace body, the connecting block is in sliding connection with the partition plate, a toothed plate is fixed at the end part of the connecting block, a telescopic rod is fixed at the bottom of the toothed plate, the telescopic rod is fixedly connected with the multipurpose furnace body, a sector gear is meshed at the end part of the toothed plate, a supporting shaft is connected in the middle of the sector gear in a rotating mode, and a handle is fixed at the end part of the sector gear.

Preferably, the end part of the toothed plate is clamped with a pawl, the end part of the pawl is rotationally connected with a rotating shaft, the rotating shaft is fixedly connected with the multipurpose furnace body, the end part of the pawl is fixedly provided with a control rod, the bottom of the pawl is fixedly provided with a second spring, the bottom of the second spring is fixedly provided with a supporting plate, and the supporting plate is fixedly connected with the multipurpose furnace body.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the sector gear is driven to rotate around the supporting shaft by manually pulling the handle once, so that the sector gear is stressed to drive the rack plate to lift forwards layer by layer and stretch the telescopic rod, the object placing tray arranged at the end part of the rack plate through the connecting block slides out of the furnace chamber along with the rack plate, the pawl is impacted when the rack plate slides, the pawl is stressed to rotate around the rotating shaft and presses the second spring, until the second spring is driven to reset and be embedded into the tooth groove of the rack plate to limit by releasing the pressure, the rack plate drives the object placing tray to slide out and then be fixed and cannot slide, a worker can rapidly take down a sample, scalding caused when the hand stretches into the sample taking process is avoided, and the use safety performance of the rack plate is improved.

According to the utility model, the push rod is manually extruded to drive the slide bars to slide on the outer wall of the embedded rod and extrude the first spring, so that the inserted bars at the bottoms of the two slide bars slide inwards along with the embedded rod to unify the horizontal plane with the slot, then the control board is pulled out to drive the inserted bars to separate from the slot, so that the restriction between the slide blocks and the slide rails is released, and then the sealing door is manually pushed, so that the sealing door slides on the slide rails through the slide blocks and is separated from the slide rails, and the sealing door is quickly detached so as to be convenient for overhauling the interior of the furnace chamber, and the overhauling efficiency is improved.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a view showing a structure of a connection between a sealing door and a sliding rod according to the present utility model;

FIG. 3 is a block diagram of a buckle according to the present utility model;

fig. 4 is a structure diagram showing the connection between the sliding assembly and the storage tray.

In the figure: 1. a multipurpose furnace body; 2. a cavity; 3. a slide rail; 301. a slot; 4. a slide block; 401. an embedding groove; 5. a control board; 6. an embedded rod; 7. a slide bar; 8. a first spring; 9. a push rod; 10. a rod; 11. a connecting plate; 12. sealing the door; 13. a storage tray; 14. a connecting block; 15. a partition plate; 16. a toothed plate; 17. a telescopic rod; 18. a sector gear; 19. a support shaft; 20. a handle; 21. a pawl; 22. a rotating shaft; 23. a control lever; 24. a second spring; 25. and a support plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a controllable atmosphere multipurpose furnace, includes multipurpose furnace body 1, and furnace chamber 2 has been seted up to the inside of multipurpose furnace body 1, and slide rail 3 has been seted up on the surface of multipurpose furnace body 1, and slide rail 3's surface sliding connection has slider 4, and slider 4's top is fixed with connecting plate 11, and connecting plate 11's tip articulates has sealing door 12, through the buckle joint between slider 4 and the slide rail 3, and the inside of furnace chamber 2 has put thing tray 13 through sliding component sliding connection.

In this embodiment, as shown in fig. 1, 2, 3 and 4, the slot 301 is formed in the sliding rail 3, and the slider 4 slides on the outer wall of the sliding rail 3 to facilitate the removal of the sealing door 12.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the buckle includes an embedding groove 401, the inside joint of the embedding groove 401 has a control board 5, the inside of the control board 5 is fixed with an embedded rod 6, the outer wall of the embedded rod 6 is slidingly sleeved with two sliding rods 7, two sliding rods 7 are fixedly connected with a first spring 8, the top of each sliding rod 7 is fixed with a push rod 9, the bottom of each sliding rod 7 is fixed with an inserting rod 10, the push rods 9 are manually extruded to drive the sliding rods 7 to slide on the outer wall of the embedded rod 6 and extrude the first spring 8, the inserting rods 10 at the bottoms of the two sliding rods 7 slide inwards along with the first spring 8, the inserting rods 10 are uniformly horizontal with the slots 301, then the control board 5 is pulled out to drive the inserting rods 10 to separate from the slots 301, so that the restriction between the sliding blocks 4 and the sliding rails 3 is released, then the sealing door 12 is manually pushed, so that the sealing door 12 slides on the sliding rails 3 through the sliding blocks 4 and is separated from the sliding rails 3, and the sealing door 12 is quickly detached to facilitate the maintenance of the interior of the oven cavity 2, and the maintenance efficiency is improved.

In this embodiment, as shown in fig. 1, 2, 3 and 4, the inserting rod 10 is inserted into the slot 301, and the inserting rod 10 is embedded into the slot 301 for limiting.

In this embodiment, as shown in fig. 1, 2, 3 and 4, the sliding assembly comprises a connecting block 14, the connecting block 14 is fixed at two ends of the storage tray 13, a partition 15 is fixed inside the multipurpose furnace body 1, the connecting block 14 is slidably connected with the partition 15, a toothed plate 16 is fixed at an end of the connecting block 14, a telescopic rod 17 is fixed at a bottom of the toothed plate 16, the telescopic rod 17 is fixedly connected with the multipurpose furnace body 1, a sector gear 18 is meshed at an end of the toothed plate 16, a supporting shaft 19 is rotatably connected in the middle of the sector gear 18, a handle 20 is fixed at the end part of the sector gear 18, the sector gear 18 is driven to rotate around the supporting shaft 19 by manually pulling the handle 20 one by one, the sector gear 18 is forced to drive the toothed plate 16 to lift forwards layer by layer and stretch the telescopic rod 17, so that the end part of the toothed plate 16 slides out of the furnace chamber 2 through the object placing tray 13 arranged on the connecting block 14.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the end portion of the toothed plate 16 is clamped with the pawl 21, the end portion of the pawl 21 is rotatably connected with the rotating shaft 22, the rotating shaft 22 is fixedly connected with the multipurpose furnace body 1, the end portion of the pawl 21 is fixedly provided with the control rod 23, the bottom of the pawl 21 is fixedly provided with the second spring 24, the bottom of the second spring 24 is fixedly provided with the support plate 25, the support plate 25 is fixedly connected with the multipurpose furnace body 1, the toothed plate 16 impacts the pawl 21 when sliding, the pawl 21 is stressed to rotate around the rotating shaft 22 and extrude the second spring 24, and when the second spring 24 is released from pressure to drive the toothed groove of the toothed plate 16 to reset and insert into the toothed groove of the toothed plate 16, so that the toothed plate 16 drives the storage tray 13 to slide out and then is fixed, a worker can quickly take down a sample, scalding is avoided when the hand stretches into the sample, and the safety performance of the use of the sample is improved.

The application method and the advantages of the utility model are as follows: when the atmosphere-controllable multipurpose furnace works, the working process is as follows:

as shown in fig. 1, 2, 3 and 4, when the controlled atmosphere multipurpose furnace is used, firstly, the sealing door 12 is opened to place a sample to be heat treated on the storage tray 13 in the furnace chamber 2 and heat treatment is carried out, after the treatment is finished, the sealing door 12 is opened, then the hand-operated handle 20 is manually operated to drive the sector gear 18 to rotate around the supporting shaft 19, so that the sector gear 18 is forced to drive the toothed plate 16 to lift up forwards layer by layer and stretch the telescopic rod 17, the end part of the toothed plate 16 slides out of the furnace chamber 2 along with the storage tray 13 installed through the connecting block 14, and the pawl 21 is impacted when the toothed plate 16 slides, the pawl 21 is forced to rotate around the rotating shaft 22 and squeeze the second spring 24, when the sample reaches into the tooth grooves of the toothed plate 16, the second spring 24 releases the pressure to drive the sample to be reset and embedded into the tooth grooves of the toothed plate 16 to limit, so that the toothed plate 16 drives the storage tray 13 to slide out and then be fixed and cannot slide, the staff can quickly take down the sample, avoid scalding hands when the hands extend into the sample, improve the use safety performance of the sample, be easily damaged in the furnace chamber 2 after long-term use, when the interior of the sample is overhauled, the sealing door 12 can shield the sample, thereby influencing the overhauling effect, therefore, the sample needs to be dismantled, when the sample is dismantled, the push rod 9 is manually extruded to drive the slide rod 7 to slide on the outer wall of the embedded rod 6 and extrude the first spring 8, the inserted rods 10 at the bottoms of the two slide rods 7 slide inwards along with the inserted rods, the horizontal plane is unified at the positions of the inserted grooves 301, the control panel 5 is pulled out to drive the inserted rods 10 to be separated from the inserted grooves 301, the restriction between the slide blocks 4 and the slide rails 3 is removed, then the sealing door 12 is manually pushed, the sealing door 12 slides on the slide rails 3 through the slide blocks 4 and is separated from the slide rails 3, the sealing door 12 is quickly dismantled, the interior of the furnace chamber 2 is overhauled conveniently, and the maintenance efficiency is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a controllable atmosphere multipurpose stove, includes multipurpose stove body (1), its characterized in that: the multipurpose furnace comprises a multipurpose furnace body (1), wherein a furnace chamber (2) is formed in the multipurpose furnace body (1), a sliding rail (3) is formed in the surface of the multipurpose furnace body (1), a sliding block (4) is connected to the surface of the sliding rail (3) in a sliding mode, a connecting plate (11) is fixed to the top of the sliding block (4), a sealing door (12) is hinged to the end portion of the connecting plate (11), the sliding block (4) is connected with the sliding rail (3) in a clamping mode, and a storage tray (13) is connected to the interior of the furnace chamber (2) in a sliding mode through a sliding component.

2. The controlled atmosphere utility furnace of claim 1, wherein: the inside of the sliding rail (3) is provided with a slot (301).

3. The controlled atmosphere utility furnace of claim 1, wherein: the buckle includes embedded groove (401), the inside joint of embedded groove (401) has control panel (5), the inside of control panel (5) is fixed with embedded rod (6), the outer wall slip of embedded rod (6) has cup jointed slide bar (7), slide bar (7) are equipped with two, two fixedly connected with first spring (8) between slide bar (7), the top of slide bar (7) is fixed with push rod (9), the bottom of slide bar (7) is fixed with inserted bar (10).

4. A controlled atmosphere utility furnace according to claim 3, characterized in that: the inserting rod (10) is inserted into the inserting groove (301).

5. The controlled atmosphere utility furnace of claim 1, wherein: the sliding assembly comprises a connecting block (14), the connecting block (14) is fixed at two ends of a storage tray (13), a partition plate (15) is fixed inside the multipurpose furnace body (1), the connecting block (14) is in sliding connection with the partition plate (15), a toothed plate (16) is fixed at the end part of the connecting block (14), a telescopic rod (17) is fixed at the bottom of the toothed plate (16), the telescopic rod (17) is fixedly connected with the multipurpose furnace body (1), a sector gear (18) is meshed at the end part of the toothed plate (16), a supporting shaft (19) is connected in the middle of the sector gear (18) in a rotating mode, and a handle (20) is fixed at the end part of the sector gear (18).

6. The controlled atmosphere utility furnace of claim 5, wherein: the end joint of pinion rack (16) has pawl (21), the tip rotation of pawl (21) is connected with pivot (22), pivot (22) and multi-purpose stove body (1) fixed connection, the tip of pawl (21) is fixed with control rod (23), the bottom of pawl (21) is fixed with second spring (24), the bottom of second spring (24) is fixed with backup pad (25), backup pad (25) and multi-purpose stove body (1) fixed connection.