CN215365898U

CN215365898U - Heat treatment furnace frame structure

Info

Publication number: CN215365898U
Application number: CN202121684338.5U
Authority: CN
Inventors: 张汝仓
Original assignee: Suzhou Rongbeihe Vacuum Technology Co ltd
Current assignee: Suzhou Rongbeihe Vacuum Technology Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-12-31
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a heat treatment furnace frame structure, which comprises a base, wherein supporting legs are arranged at the bottom end of the base, a middle turntable is arranged at the top end of the base, a connecting column is arranged at the middle end in the middle of the middle turntable, and the connecting column extends upwards along the central point of the middle turntable; the heat treatment furnace frame structure can realize the follow-up work of the valve body workpiece in the furnace frame under the condition of not touching the furnace frame by arranging the supporting legs, the middle rotary table, the connecting columns, the cross rods, the pull handles and the hooks, thereby avoiding the problem of scalding caused by manual direct contact with the furnace frame with high temperature, having simple structure and high practicability, and improving the protection of life safety; through setting up installation arm, draw-in groove, card post, furnace frame and bar groove, can make things convenient for the quick installation butt joint of furnace frame, it is comparatively firm to install stably, has still reached the furnace frame simultaneously and has reduced the effect of counter weight, and then has improved the security performance and the practicality of furnace frame processing use.

Description

Heat treatment furnace frame structure

Technical Field

The utility model relates to the technical field of valve body forming processing, in particular to a heat treatment furnace frame structure.

Background

The manual control valve body is an important blowout prevention tool in a drilling tool in a drill string circulating system in the oil field exploitation work. As is well known, in the process of producing a forged piece by a valve body, the heat treatment process is indispensable, for example, the forged piece is placed in a heat treatment furnace (with an open top) for annealing or tempering, a furnace frame is inevitably used, a common furnace frame is used for supporting the forged piece to be subjected to heat treatment in the heat treatment box furnace, the furnace frame comprises a base and a lifting hook which is arranged on the base and matched with hoisting equipment, the forged piece is placed on the base, when the forged piece is taken or fed, a hanging rope of the hoisting equipment is matched with the lifting hook, then the furnace frame is hoisted from the middle part of the hanging rope and is placed in a hearth or taken out of the hearth.

The prior art has the following defects or problems:

1. the existing heat treatment furnace frame structure has the advantages that after the valve body is calcined and sintered, the temperature of the furnace frame is higher, the manual operation is closer to a valve body forming workpiece when the follow-up operation is carried out, the scalding condition is easy to occur, and the practical effect is remained to be improved.

2. In addition, when the furnace frame is hung, the position of the valve body workpiece in the furnace frame is easy to cause the instability of the furnace frame hanging, so that the unbalance loading problem is generated, the condition of hanging off can exist, and the safety of the furnace frame cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat treatment furnace frame structure aiming at the defects of the prior art and solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a heat treatment furnace frame structure comprises a base, wherein supporting legs are arranged at the bottom end of the base, a middle rotating disc is arranged at the top end of the base, a connecting column is arranged at the inner middle end of the middle rotating disc and extends upwards along the central point of the middle rotating disc, first elastic sawteeth are arranged on the inner wall of the middle rotating disc, second elastic sawteeth are arranged on one side of each first elastic sawteeth, which is close to the outer surface wall of the middle rotating disc, an inner groove is formed in the upper end of the middle rotating disc, a cross rod transversely penetrates through the inner groove, rivets penetrate through the inner wall, which is close to the inner groove, of the cross rod, a pull handle is arranged on the lower surface wall on one side of the cross rod, a hook is arranged on the lower surface wall on the other side of the cross rod, an installation arm is arranged below the hook, a hanging ring is arranged at the middle end of the installation arm, a clamping groove is arranged inside the edge end of the installation arm, the inboard of draw-in groove is provided with the card post, the lower extreme of card post is provided with the furnace frame, the exterior wall of furnace frame is provided with the bar groove.

As a preferred technical scheme of the utility model, the supporting legs are rectangular and have an outer eight-shaped inclined angle, and the supporting legs are equidistantly distributed at four corners of the bottom end of the base.

As a preferred technical scheme of the utility model, the middle rotating disc is fixedly connected with the base, the inner wall of the middle rotating disc is fixedly connected with the first elastic sawteeth, the outer surface wall of one end of the connecting column is fixedly connected with the second elastic sawteeth, and the first elastic sawteeth are movably connected with the second elastic sawteeth.

As a preferable technical scheme of the utility model, the cross bar is rotatably connected with the inner groove through a rivet.

As a preferable technical scheme of the utility model, the pull handle is rectangular, the pull handle is fixedly connected with one side of the cross rod, the hook is hook-shaped, the hook is fixedly connected with the other side of the cross rod, and the hook is movably connected with the hanging ring.

As a preferred technical scheme of the utility model, the mounting arm is in a cross shape, the clamping groove is in a step shape, four edge ends of the mounting arm are equidistantly distributed on the clamping groove, the clamping column is in a convex shape and a rectangular shape, and the clamping column is clamped with the clamping groove.

As a preferable technical scheme of the utility model, the furnace frame is made of carbon steel, the strip-shaped grooves are rectangular and long, the number of the strip-shaped grooves is a plurality of groups, and the strip-shaped grooves are equidistantly distributed on the outer wall of the furnace frame.

Compared with the prior art, the utility model provides a heat treatment furnace frame structure, which has the following beneficial effects:

1. this heat treatment furnace frame structure, through setting up the supporting leg, well carousel, the spliced pole, the horizontal pole, draw handle and couple, can provide the stable atress supporting role of base through the supporting leg, prevent that the base atress from taking place the lateral deviation problem, accessible pulling is drawn the action of swaying of realizing the horizontal pole after that, simultaneously under the cooperation through first elasticity sawtooth and second elasticity sawtooth, can be used to the spliced pole rotation effect, and then draw the link through the couple and can realize realizing the follow-up work of valve body work piece in the furnace frame under the condition that does not touch the furnace frame, thereby through foretell company area setting, can avoid artifical direct contact to have the furnace frame of high temperature and take place the scald problem, simple structure practicality is high, thereby can improve life safety's protection.

2. This heat treatment furnace frame structure, through setting up the installation arm, the draw-in groove, the card post, furnace frame and bar groove, when carrying out the valve body work piece and calcining, under the cooperation through draw-in groove and card post, can make things convenient for the quick installation butt joint of furnace frame, it is comparatively firm to install stably, simultaneously under the cross structure effect of installation arm, can let its work piece place the position atress even, in order to avoid taking place the focus unstability and taking place to take off the phenomenon of hanging, make for the carbon steel processing through the furnace frame in addition, high temperature resistance can be superior, simultaneously through the setting in a plurality of group bar grooves, the effectual counter weight that has reduced has still when can ensure its structural strength is stable, and then the security performance and the practicality of furnace frame processing use have been improved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the inner structure of the turntable according to the present invention;

FIG. 3 is a schematic view of a clip column according to the present invention;

fig. 4 is a top cross-sectional view of the mounting arm of the present invention.

In the figure: 1. a base; 2. supporting legs; 3. a middle rotating disc; 4. connecting columns; 5. a first elastic saw tooth; 6. a second elastic saw tooth; 7. an inner tank; 8. a cross bar; 9. riveting; 10. pulling a handle; 11. hooking; 12. mounting an arm; 13. hanging a ring; 14. a card slot; 15. clamping the column; 16. a furnace frame; 17. a strip-shaped groove.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a heat treatment furnace frame structure comprises a base 1, wherein supporting legs 2 are arranged at the bottom end of the base 1, a middle rotary table 3 is arranged at the top end of the base 1, a connecting column 4 is arranged at the inner middle end of the middle rotary table 3, the connecting column 4 extends upwards along the central point of the middle rotary table 3, first elastic sawteeth 5 are arranged on the inner wall of the middle rotary table 3, second elastic sawteeth 6 are arranged on one side of each first elastic sawteeth 5 and close to the outer surface wall of the middle rotary table 3, an inner groove 7 is arranged inside the upper end of the middle rotary table 3, a cross rod 8 transversely penetrates through the inner groove 7, rivets 9 penetrate through the inner wall of the cross rod 8 and close to the inner groove 7, a pull handle 10 is arranged on the lower surface wall of one side of the cross rod 8, a hook 11 is arranged on the lower surface wall of the other side of the cross rod 8, an installation arm 12 is arranged below the hook 11, a hanging ring 13 is arranged at the middle end of the installation arm 12 and close to the inner side of the hook 11, a clamping groove 14 is arranged inside the edge end of the installation arm 12, the inner side of the clamping groove 14 is provided with a clamping column 15, the lower end of the clamping column 15 is provided with a furnace frame 16, and the outer wall of the furnace frame 16 is provided with a strip-shaped groove 17.

In the embodiment, the supporting legs 2 are rectangular, the supporting legs 2 are inclined in an eight-outside shape, the supporting legs 2 are equidistantly distributed at four corners of the bottom end of the base 1, the supporting legs 2 can provide a stable stress supporting effect for the base 1, and the problem of lateral deviation caused by stress of the base 1 is prevented; the middle rotary table 3 is fixedly connected with the base 1, the inner wall of the middle rotary table 3 is fixedly connected with the first elastic sawteeth 5, the outer surface wall of one end of the connecting column 4 is fixedly connected with the second elastic sawteeth 6, the first elastic sawteeth 5 are movably connected with the second elastic sawteeth 6, and the connecting column 4 and the middle rotary table 3 can rotate relatively under the matching of the first elastic sawteeth 5 and the second elastic sawteeth 6, so that the hanging furnace frame 16 can move transversely; the cross bar 8 is rotationally connected with the inner groove 7 through the rivet 9, and the cross bar 8 can swing in the inner groove 7 under the action of the rivet 9, so that the longitudinal stretching effect of the furnace frame 16 can be provided; the pull handle 10 is rectangular, the pull handle 10 is fixedly connected with one side of the cross rod 8, the hook 11 is hook-shaped, the hook 11 is fixedly connected with the other side of the cross rod 8, the hook 11 is movably connected with the hanging ring 13, the pull handle 10 can be used for a user to draw the cross rod 8, and the hook 11 is matched with the hanging ring 13, so that the furnace frame 16 can be conveniently lifted and a valve body workpiece can be machined; the mounting arm 12 is in a cross shape, the clamping groove 14 is in a step shape, four edge ends of the mounting arm 12 are distributed at equal intervals on the clamping groove 14, the clamping column 15 is in a convex shape and a rectangular shape, the clamping column 15 is clamped with the clamping groove 14, rapid mounting and butt joint of the furnace frame 16 can be facilitated under the matching of the clamping groove 14 and the clamping column 15, the mounting is stable and firm, and meanwhile, under the action of the cross structure of the mounting arm 12, the stress on the workpiece placing position can be uniform, so that the phenomenon of lifting caused by unstable gravity center is avoided; the furnace frame 16 is made by carbon steel processing, and bar groove 17 is rectangular form, and the quantity in bar groove 17 is a plurality of groups, and bar groove 17 equidistance distributes at the outer wall of furnace frame 16, makes for carbon steel processing through furnace frame 16, and high temperature resistance is superior, and through a plurality of groups bar groove 17's setting, still effectual counter weight that has reduced when can ensure its structural strength stability simultaneously, and then improved the security performance and the practicality of 16 processing uses of furnace frame.

The working principle and the using process of the utility model are as follows: firstly, when a valve body workpiece is calcined, the rapid installation and butt joint of the furnace frame 16 can be facilitated through the matching of the clamping groove 14 and the clamping column 15, the installation is stable and firm, meanwhile, under the action of the cross structure of the installation arm 12, the stress of the workpiece placing position can be uniform, so that the phenomenon of lifting caused by unstable gravity center can be avoided, in addition, the furnace frame 16 is made of carbon steel, the high temperature resistance performance is excellent, meanwhile, through the arrangement of a plurality of groups of strip-shaped grooves 17, the structural strength is stable, meanwhile, the counter weight is effectively reduced, and the safety performance and the practicability of the furnace frame 16 in processing and use are improved; can provide the stable atress supporting role of base 1 through supporting leg 2 after that, prevent that base 1 atress from taking place the lateral deviation problem, accessible pulling 10 realizes the action of swaying of horizontal pole 8 after that, simultaneously under the cooperation through first elasticity sawtooth 5 and second elasticity sawtooth 6, can be used to spliced pole 4 rotation, and then can realize the follow-up work of realizing the interior valve body work piece of furnace frame 16 under the condition that does not touch furnace frame 16 through couple 11 traction link 13, thereby through foretell company's area setting, can avoid artifical direct contact to have high temperature furnace frame 16 and take place the scald problem, and simple structure is highly practical, thereby can improve life safety's protection.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Heat treatment furnace frame structure, its characterized in that: comprises a base (1), supporting legs (2) are arranged at the bottom end of the base (1), a middle rotary table (3) is arranged at the top end of the base (1), a connecting column (4) is arranged at the inner middle end of the middle rotary table (3), the connecting column (4) extends upwards along the central point of the middle rotary table (3), first elastic sawteeth (5) are arranged on the inner wall of the middle rotary table (3), second elastic sawteeth (6) are arranged on one side of the first elastic sawteeth (5) close to the outer surface wall of the middle rotary table (3), an inner groove (7) is arranged inside the upper end of the middle rotary table (3), a cross rod (8) is transversely arranged in the inner groove (7) in a penetrating manner, rivets (9) are arranged on the inner wall of the cross rod (8) close to the inner groove (7) in a penetrating manner, a pull handle (10) is arranged on the lower surface wall of one side of the cross rod (8), and a hook (11) is arranged on the lower surface wall of the other side of the cross rod (8), the below of couple (11) is provided with installation arm (12), the inboard that the middle-end of installation arm (12) is close to couple (11) is provided with link (13), the arris of installation arm (12) is held inside and is provided with draw-in groove (14), the inboard of draw-in groove (14) is provided with card post (15), the lower extreme of card post (15) is provided with furnace frame (16), the exterior wall of furnace frame (16) is provided with bar groove (17).

2. The heat treatment hob structure according to claim 1, characterized in that: the shape of supporting leg (2) is the rectangle, and supporting leg (2) are outer eight forms angle of inclination, supporting leg (2) equidistance distributes in four corners of base (1) bottom.

3. The heat treatment hob structure according to claim 1, characterized in that: well carousel (3) and base (1) fixed connection, the inner wall and first elasticity sawtooth (5) fixed connection of well carousel (3), the outer table wall of one end and second elasticity sawtooth (6) fixed connection of spliced pole (4), first elasticity sawtooth (5) and second elasticity sawtooth (6) swing joint.

4. The heat treatment hob structure according to claim 1, characterized in that: the cross rod (8) is rotatably connected with the inner groove (7) through a rivet (9).

5. The heat treatment hob structure according to claim 1, characterized in that: the pull handle (10) is rectangular, the pull handle (10) is fixedly connected with one side of the cross rod (8), the hook (11) is hook-shaped, the hook (11) is fixedly connected with the other side of the cross rod (8), and the hook (11) is movably connected with the hanging ring (13).

6. The heat treatment hob structure according to claim 1, characterized in that: the shape of installation arm (12) is the cross form, the shape of draw-in groove (14) is the echelonment, and four edges and corners ends of draw-in groove (14) equidistance distribution installation arm (12), the shape of card post (15) comprises convex and rectangle, card post (15) and draw-in groove (14) block.

7. The heat treatment hob structure according to claim 1, characterized in that: the furnace frame (16) is made of carbon steel, the strip-shaped grooves (17) are rectangular and long, the number of the strip-shaped grooves (17) is a plurality of groups, and the strip-shaped grooves (17) are equidistantly distributed on the outer wall of the furnace frame (16).