CN217818127U

CN217818127U - Novel high-temperature vacuum experimental furnace

Info

Publication number: CN217818127U
Application number: CN202221657481.XU
Authority: CN
Inventors: 唐金元; 张鹏; 陈旗旗
Original assignee: Xi'an Double Tower Vacuum Equipment Co ltd
Current assignee: Xi'an Double Tower Vacuum Equipment Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-11-15
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a novel high temperature vacuum experiment stove, including base, shell, seal assembly, heat preservation inner tube, evacuation machine, upset subassembly and heating member, the upset subassembly is located on the base, the shell is located on the upset subassembly, be equipped with the recess in the shell, the heat preservation inner tube is located in the recess, the open end of heat preservation inner tube extends the recess and forms the sealing portion, the evacuation machine is located on the shell, be equipped with exhaust tube and outlet duct on the evacuation machine, the one end of exhaust tube runs through in the shell extends to the heat preservation inner tube, in the heat preservation inner tube is located to the heating member, seal assembly locates on the shell, seal assembly includes elevating unit, chain, apron and peridium, elevating unit locates on the shell. The utility model relates to a vacuum test stove technical field specifically provides a novel high temperature vacuum test stove convenient to abundant ejection of compact is convenient for clear up, and sealed effect is better.

Description

Novel high-temperature vacuum experimental furnace

Technical Field

The utility model relates to a vacuum test furnace technical field specifically indicates a novel high temperature vacuum test furnace.

Background

The 800-2000 ℃ high-temperature vacuum experimental furnace is widely applied to the research and development fields of new materials and new products, and is also commonly used in the production link of micro precision devices. The existing high-temperature vacuum experimental furnace has the following defects:

1. the existing high-temperature vacuum experimental furnace is generally provided with a discharge pipe, and the discharge pipe is used for discharging materials, but because the diameter of the discharge pipe is smaller than that of an inner cavity of the high-temperature vacuum experimental furnace, the materials are easily clamped in the inner cavity of the high-temperature vacuum experimental furnace and cannot be discharged through the discharge pipe, so that the discharging is insufficient, and the high-temperature vacuum experimental furnace is difficult to clean;

2. the connection between the sealing cover and the furnace body of the existing high-temperature vacuum experimental furnace is not tight enough, so that the sealing effect is poor, and the vacuum effect in the furnace body is poor.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defects of the prior art, the utility model provides a novel high temperature vacuum experiment furnace which is convenient for fully discharge, is convenient for clear up and has better sealing effect.

The utility model adopts the following technical scheme: the utility model relates to a novel high temperature vacuum experiment stove, including base, shell, seal assembly, heat preservation inner tube, evacuation machine, upset subassembly and heating member, the upset subassembly is located on the base, the shell is located on the upset subassembly, be equipped with the recess in the shell, the heat preservation inner tube is located in the recess, the open end of heat preservation inner tube extends the recess and forms the sealing, the evacuation machine is located on the shell, be equipped with exhaust tube and outlet duct on the evacuation machine, the one end of exhaust tube runs through in the shell extends to the heat preservation inner tube, the heating member is located in the heat preservation inner tube, seal assembly locates on the shell, seal assembly includes lift unit, chain, apron and package ring, the lift unit is located on the shell, the chain is all located on the lift unit with the apron, the lift unit symmetry is equipped with four groups, the package ring is located on the apron and the slip cup joints and locates the sealing, the lift unit includes lead screw and sprocket, the lead screw is rotatory to be located on the heat preservation inner tube, the sprocket cup joints and locates on the lead screw, the chain connects on the sprocket, the chain locates four groups sprocket, cup joint and locate four groups on the sprocket, cup joint and locate four groups of the lead screw.

Further, the turnover assembly comprises a support, a first gear and a second gear, the support is arranged on the base, the first gear is rotatably arranged on the support, the second gear is rotatably arranged on the support and meshed with the first gear, and the shell is arranged on the second gear.

Furthermore, a hand wheel is arranged on a screw rod of the group of lifting units.

Furthermore, a motor is arranged on the support, and the first gear is arranged on an output shaft of the motor.

Furthermore, a first electromagnetic valve is arranged on the air outlet pipe.

Furthermore, a vent pipe is arranged on the shell and extends into the heat-preservation inner cylinder, and a second electromagnetic valve is arranged on the vent pipe.

Further, be equipped with the controller on the base, evacuation machine, heating member, motor, first solenoid valve and second solenoid valve all are connected with the controller electricity.

Further, a sealing sleeve ring is arranged on the sealing portion, and the wrapping ring and the sealing sleeve ring can be in contact connection.

Furthermore, the turnover assemblies are symmetrically provided with two groups.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows:

1. when the experimental furnace is used, materials can be added into the heat-insulation inner cylinder firstly, then the hand wheel is rotated, the hand wheel drives the screw rod connected with the hand wheel to rotate, the screw rod drives the chain wheel on the screw rod to rotate, the four groups of screw rods rotate together under the transmission action of the chain wheel and the chain, the screw rod drives the cover plate to move downwards, the cover plate drives the wrapping ring to move downwards, the wrapping ring is sleeved on the sealing part of the heat-insulation inner cylinder, the cover plate is in close contact with the sealing lantern ring, therefore, the heat-insulation inner cylinder can be sealed, the cover plate can be fastened from four directions through the four groups of screw rods, and the sealing effect is better.

2. When the material needs to be taken out, the hand wheel can be rotated reversely, so that the cover plate and the wrapping ring ascend, the heat-insulation inner barrel is opened, then the motor is started through the controller, the motor drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the shell to rotate, the shell drives the heat-insulation inner barrel to rotate, and the opening of the heat-insulation inner barrel inclines downwards, so that the material in the heat-insulation inner barrel can be taken out more conveniently, meanwhile, the opening of the heat-insulation inner barrel inclines downwards to be more beneficial to cleaning the heat-insulation inner barrel, and residues and cleaning wastewater under cleaning can be discharged more easily.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of the present solution;

FIG. 2 isbase:Sub>A cross-sectional view taken along section A-A of FIG. 1;

FIG. 3 is a right side view of the present solution;

FIG. 4 is a cross-sectional view taken along section B-B of FIG. 3;

fig. 5 is a perspective view of the present solution.

The device comprises a base 1, a base 2, a shell 3, a sealing component 4, a heat-insulating inner cylinder 5, a vacuumizing machine 6, an overturning component 7, a heating component 8, a sealing lantern ring 9, a lifting unit 10, a chain 11, a cover plate 12, a wrapping ring 13, a screw rod 14, a chain wheel 15, an exhaust pipe 16, an exhaust pipe 17, a support 18, a first gear 19, a second gear 20, a hand wheel 21, a motor 22, a controller 23, a first electromagnetic valve 24 and a second electromagnetic valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-5, the utility model relates to a novel high-temperature vacuum experimental furnace, including base 1, shell 2, seal assembly 3, heat preservation inner tube 4, vacuumizer 5, upset subassembly 6 and heating element 7, upset subassembly 6 is located on base 1, shell 2 is located on upset subassembly 6, be equipped with the recess in the shell 2, heat preservation inner tube 4 is located in the recess, the open end of heat preservation inner tube 4 extends the recess and forms the sealing, vacuumizer 5 is located on shell 2, be equipped with exhaust tube 15 and outlet duct 16 on the vacuumizer 5, one end of exhaust tube 15 runs through shell 2 and extends to in the heat preservation inner tube 4, heating element 7 is located in heat preservation inner tube 4, seal assembly 3 is located on shell 2, seal assembly 3 includes lifting unit 9, chain 10, apron 11 and package ring 12, lifting unit 9 is located on shell 2, chain 10 and apron 11 are all located on lifting unit 9, lifting unit 9 is symmetrical to be equipped with four groups, package ring 12 is located on apron 11 and slides and locates on the sealing, lifting unit 9 includes four groups of 13 and four groups of sprocket wheel 14, lifting unit 13 is located on the rotary chain wheel, the cover plate 13, the cover plate is located on the screw rod 13, the screw rod is meshed with four groups of sliding sprocket wheel, 14, the screw rod 13, the screw rod is located on the screw rod 13; the overturning assembly 6 comprises a bracket 17, a first gear 18 and a second gear 19, the bracket 17 is arranged on the base 1, the first gear 18 is rotatably arranged on the bracket 17, the second gear 19 is rotatably arranged on the bracket 17 and is meshed with the first gear 18, and the shell 2 is arranged on the second gear 19; a hand wheel 20 is arranged on the screw rod 13 of the group of lifting units 9; the bracket 17 is provided with a motor 21, and the first gear 18 is arranged on an output shaft of the motor 21; a first electromagnetic valve 23 is arranged on the air outlet pipe 16; the shell 2 is provided with a vent pipe which extends into the heat-preservation inner cylinder 4, and the vent pipe is provided with a second electromagnetic valve 24; the base 1 is provided with a controller 22, and the vacuumizing machine 5, the heating element 7, the motor 21, the first electromagnetic valve 23 and the second electromagnetic valve 24 are all electrically connected with the controller 22; a sealing lantern ring 8 is arranged on the sealing part, and the packing ring 12 is in contact connection with the sealing lantern ring 8; two groups of overturning components 6 are symmetrically arranged.

When the experimental furnace is used, materials can be firstly added into the heat-insulating inner cylinder 4, then the hand wheel 20 is rotated, the hand wheel 20 drives the screw rod 13 connected with the hand wheel to rotate, the screw rod 13 drives the chain wheel 14 on the screw rod to rotate, the four groups of screw rods 13 are driven to rotate together through the transmission action of the chain wheel 14 and the chain 10, the screw rod 13 drives the cover plate 11 to move downwards, the cover plate 11 drives the wrapping ring 12 to move downwards, the wrapping ring 12 is sleeved on the sealing part of the heat-insulating inner cylinder 4, the cover plate 11 is in close contact with the sealing sleeve ring 8, therefore, the heat-insulating inner cylinder 4 can be sealed, the cover plate 11 can be fastened from four directions through the four groups of screw rods 13, the sealing effect is better, after the experimental furnace is sealed, the heating element 7 and the vacuumizing machine 5 are started through the controller 22, the vacuum treatment is carried out on the heat-insulating inner cylinder 4 through the vacuumizing machine 5, the heating element 7 is used for heating the heat-insulating inner cylinder 4, after reaching the vacuum environment, the vacuumizer 5 stops working, the first electromagnetic valve 23 is closed, so that the vacuum environment can be maintained in the heat-insulating inner cylinder 4, after the experiment is finished, the second electromagnetic valve 24 can be opened firstly, so that air can enter the heat-insulating inner cylinder 4, the pressure difference between the internal environment and the external environment of the heat-insulating inner cylinder 4 is reduced, the cover plate 11 is prevented from being difficult to open due to the pressure effect, when the cover plate 11 is opened, only the hand wheel 20 needs to be rotated reversely, the cover plate 11 and the wrapping ring 12 can be lifted, at the moment, the heat-insulating inner cylinder 4 is opened, then the motor 21 is started through the controller 22, so that the motor 21 drives the first gear 18 to rotate, the first gear 18 drives the second gear 19 to rotate, the second gear 19 drives the shell 2 to rotate, the shell 2 drives the heat-insulating inner cylinder 4 to rotate, so that the opening of the heat-insulating inner cylinder 4 is inclined downwards, and the materials in the heat-insulating inner cylinder 4 can be taken out more conveniently, simultaneously the downward sloping of the opening of the heat preservation inner cylinder 4 also more is favorable to the clearance to in the heat preservation inner cylinder 4, and residue and clearance waste water under the clearance also can be more easily discharged.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a novel high temperature vacuum experiment stove which characterized in that: including base (1), shell (2), seal assembly (3), heat preservation inner tube (4), evacuation machine (5), upset subassembly (6) and heating member (7), upset subassembly (6) is located on base (1), shell (2) are located on upset subassembly (6), be equipped with the recess in shell (2), heat preservation inner tube (4) are located in the recess, the open end of heat preservation inner tube (4) extends the recess and forms the sealing, evacuation machine (5) are located on shell (2), be equipped with exhaust tube (15) and outlet duct (16) on evacuation machine (5), the one end of exhaust tube (15) runs through in shell (2) extends to heat preservation inner tube (4), heating member (7) are located in heat preservation inner tube (4), seal assembly (3) are located on shell (2), seal assembly (3) include lift unit (9), chain (10), apron (11) and package ring (12), lift unit (9) are located on shell (2), apron (10) and the symmetry package ring (11) are located on the lift unit (9), four groups lift unit (11) are equipped with the symmetry package ring (11), lifting unit (9) include lead screw (13) and sprocket (14), lead screw (13) are rotatory to be located on heat preservation inner tube (4), sprocket (14) cup joint are located on lead screw (13), chain (10) cup joint are located on four group's sprocket (14), apron (11) slide to cup joint and are located on four group's lead screw (13), lead screw (13) pass through threaded engagement with apron (11).

2. The novel high-temperature vacuum experimental furnace as claimed in claim 1, wherein: the turnover assembly (6) comprises a support (17), a first gear (18) and a second gear (19), the support (17) is arranged on the base (1), the first gear (18) is arranged on the support (17) in a rotating mode, the second gear (19) is arranged on the support (17) in a rotating mode and meshed with the first gear (18), and the shell (2) is arranged on the second gear (19).

3. The novel high-temperature vacuum experimental furnace as claimed in claim 2, wherein: and a hand wheel (20) is arranged on the screw rod (13) of the lifting unit (9).

4. The novel high-temperature vacuum experimental furnace as claimed in claim 3, wherein: the support (17) is provided with a motor (21), and the first gear (18) is arranged on an output shaft of the motor (21).

5. The novel high-temperature vacuum experimental furnace as claimed in claim 4, wherein: and a first electromagnetic valve (23) is arranged on the air outlet pipe (16).

6. The novel high-temperature vacuum experimental furnace as claimed in claim 5, wherein: the shell (2) is provided with a vent pipe, the vent pipe extends into the heat-preservation inner cylinder (4), and the vent pipe is provided with a second electromagnetic valve (24).

7. The novel high-temperature vacuum experimental furnace as claimed in claim 6, wherein: the base (1) is provided with a controller (22), and the vacuumizing machine (5), the heating element (7), the motor (21), the first electromagnetic valve (23) and the second electromagnetic valve (24) are electrically connected with the controller (22).

8. The novel high-temperature vacuum experimental furnace as claimed in claim 7, wherein: the sealing part is provided with a sealing sleeve ring (8), and the packing ring (12) and the sealing sleeve ring (8) are in contact connection.

9. The novel high-temperature vacuum experimental furnace as claimed in claim 8, wherein: the turnover assemblies (6) are symmetrically provided with two groups.