CN213543183U

CN213543183U - High-sealing type vacuum calcining furnace

Info

Publication number: CN213543183U
Application number: CN202022783276.5U
Authority: CN
Inventors: 李志辉; 张文田; 许良
Original assignee: Beijing Quantum Jinzhou Non Woven Technology Co ltd
Current assignee: Beijing Quantum Jinzhou Non Woven Technology Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-06-25
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to a burning furnace is forged in high canned type vacuum belongs to burning furnace equipment field in vacuum, and its technical scheme main points are including furnace body, bell and support body, and the furnace body is located the support body to with support body fixed connection, the bell lid is on the furnace body, fixedly connected with seal block on the bell, the first sealed angle of fixedly connected with and the sealed angle of second on the seal block. The sealing performance of the sealing block is increased by three times on the basis of the original sealing block.

Description

High-sealing type vacuum calcining furnace

Technical Field

The application relates to the field of vacuum calcining furnace equipment, in particular to a high-sealing type vacuum calcining furnace.

Background

The vacuum calciner calcines the filter element at high temperature under the vacuum condition to enable impurities adhered in the filter element to be melted into the pulp storage tank, and whether the vacuum calciner can work under the vacuum condition is related to the tightness of the calciner.

The traditional Chinese patent with reference to publication number CN106594273A discloses a sealing structure and a working principle for improving the sealing performance of a vacuum calcining furnace, and the sealing structure comprises the vacuum calcining furnace, an upper pressure cover plate, a plurality of sealing rings and a plurality of groups of fixing mechanisms, wherein the upper pressure cover plate covers a furnace mouth of the vacuum calcining furnace, the bottom surface of the upper pressure cover plate is in contact fit with the top surface of the furnace mouth, a plurality of annular convex blocks are formed on the bottom surface of the upper pressure cover plate, a plurality of annular grooves which are correspondingly matched with the annular convex blocks are formed at the top end of the furnace mouth of the vacuum calcining furnace, and one sealing ring is arranged in each annular groove; the fixing mechanisms comprise positioning lugs, locking pieces, fixing pressing plates, fixing nut sleeves and fixing screws, and the multiple groups of fixing mechanisms are annularly distributed on the edge of the opening of the vacuum calciner. When the vacuum calcining furnace needs to be opened, each fixing mechanism can drive the fixing nut to be unscrewed through the rotary locking piece, the fixing pressing plate is taken away after being unscrewed, the fixing mechanism can rotate to open a path for lifting the upper pressing cover plate through the hinging action of the fixing screw rod and the positioning lug, and the upper pressing cover plate is lifted through the hanging ring, so that the vacuum calcining furnace is opened.

In view of the above-mentioned related technologies, the inventor believes that the conventional sealing manner of the annular bump and the annular groove of the vacuum calciner does not allow the vacuum calciner to have an effective high sealing performance.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the sealing structure of the vacuum calciner cannot enable the vacuum calciner to have effective high sealing performance, the application provides the high-sealing type vacuum calciner.

The application provides a high canned type vacuum calciner adopts following technical scheme:

the utility model provides a high canned type vacuum calciner, includes furnace body, bell and support body, the furnace body is located the support body to with support body fixed connection, bell lid on the furnace body, fixedly connected with sealed piece on the bell, the first sealed angle of fixedly connected with and the sealed angle of second on the sealed piece.

Through adopting above-mentioned technical scheme, the setting of first sealed angle and second sealed angle on the sealed piece for when the gas outside the furnace body will flow in the furnace body, through a sealed piece be equivalent to through three sealed piece, because first sealed angle and second sealed angle are equivalent to two sealed pieces, the contained angle department at first sealed angle and second sealed angle is equivalent to a sealed piece, consequently, the setting of first sealed angle and second sealed angle has been equivalent to that sealing performance has increased three times on former sealing performance's basis.

Optionally, the first sealing ring is arranged around the sealing block, the first sealing angle and the second sealing angle, and the first sealing ring is fixedly connected with the sealing block, the first sealing angle and the second sealing angle.

Through adopting above-mentioned technical scheme, the setting of first sealing washer because the elastic action of first sealing washer for first sealed angle, second sealed angle and sealed piece are inseparabler with the furnace body butt, and sealing performance is better.

Optionally, the furnace cover is fixedly connected with an inner leakage-proof ring, the longitudinal section of the inner leakage-proof ring is triangular, and the inner leakage-proof ring is abutted to the inner wall of the furnace body.

Through adopting above-mentioned technical scheme, the design of interior leak protection circle shape for when small granule moves bell department in the furnace body, touch interior leak protection circle, when moving along the inclined plane of interior leak protection circle, touch the bell after, the direction of motion changes, moves to the direction in the furnace body again, and granule is difficult to leak in the furnace body.

Optionally, the furnace cover is fixedly connected with an outer leakage-proof ring, and the outer leakage-proof ring is abutted against the outer wall of the furnace body.

By adopting the technical scheme, the arrangement of the outer leakage-proof ring ensures that the opening of the furnace body is tightly surrounded by the outer leakage-proof ring, thereby further increasing the sealing property of the furnace cover to the furnace body.

Optionally, a rotating assembly is arranged on the furnace body, the furnace body is rotatably connected with a fixing frame through the rotating assembly, and a fixing bolt is connected to the fixing frame through threads.

Through adopting above-mentioned technical scheme, the setting of mount and gim peg for when the staff installs the bell, at first utilize the runner assembly rotatory the opening part that leaves the furnace body with the mount, when having installed the bell, rotate mount to bell department, utilize the gim peg to further fix bell and furnace body.

Optionally, the rotating assembly comprises a rotating groove and a rotating disc, and the rotating disc is located in the rotating groove and is rotatably connected with the furnace body.

By adopting the technical scheme and the arrangement of the rotating assembly, when the furnace cover covers the furnace body, the fixing frame can rotate relative to the opening of the furnace body through the matching use of the rotating groove and the rotating disc, so that the furnace cover can be conveniently installed on the furnace body.

Optionally, one end of the fixing bolt, which is close to the furnace cover, is fixedly connected with a fixing disc, and the fixing disc is abutted to the furnace cover.

Through adopting above-mentioned technical scheme, the setting of fixed disk for the area of contact increase of gim peg and bell, thereby the gim peg is more stable with the fixed of mount to the bell, can not because area of contact undersize and bell local atress in the time, strengthened the in close contact with of bell and furnace body.

Optionally, the fixing frame is penetrated with a reinforcing bolt, and the reinforcing bolt is in threaded connection with the fixing frame and the fixing disc.

Through adopting above-mentioned technical scheme, strengthen the setting of bolt for after fixed disk and the inseparable butt of bell, utilize to strengthen the bolt and penetrate the fixed disk perpendicularly from the mount, guarantee fixed disk and the inseparable butt of bell all the time, the fixed bolt can not remove to the direction of keeping away from the bell on the mount.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the first sealing angle and the second sealing angle on the sealing blocks enables the sealing performance to be increased by three times on the basis that one sealing block is equivalent to three sealing blocks;

2. the shape of the inner anti-leakage ring is designed, so that when the gas in the furnace body moves to the furnace cover, the moving direction of the gas is changed, and the gas moves towards the direction in the furnace body again, and the gas is difficult to leak;

3. the arrangement of the reinforcing bolt ensures that the fixed disc and the furnace cover are always tightly abutted after the fixed disc and the cover body are tightly abutted.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

fig. 2 is a schematic view of a structure intended to show the inside of the cover.

Reference numerals: 1. a furnace body; 11. an opening; 12. flanging; 121. sealing the opening; 2. a furnace cover; 3. a frame body; 31. a support frame; 311. a chute; 32. a carriage; 321. a slider; 4. a sealing block; 41. a first seal angle; 42. a second seal angle; 43. a first seal ring; 5. an inner leakproof ring; 6. an outer leakproof ring; 7. a fixed mount; 71. a fixing bolt; 72. fixing the disc; 73. a handle; 74. a reinforcing plug; 8. a rotating assembly; 81. a rotating groove; 82. rotating the rod; 83. and (6) rotating the disc.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a high-sealing type vacuum calcining furnace. Referring to fig. 1, a high-sealing type vacuum calcining furnace comprises a furnace body 1, a furnace cover 2 and a frame body 3, wherein the frame body 3 comprises a support frame 31 and a sliding frame 32, the support frame 31 is fixed on the ground, the furnace body 1 is positioned on the support frame 31 and fixedly connected with the support frame 31, the sliding frame 32 is slidably connected with the support frame 31 and fixedly connected with the furnace cover 2, the furnace cover 2 covers the furnace body 1, and a sealing block 4 for sealing and a fixing frame 7 for fixing the furnace cover 2 on the furnace body 1 are arranged between the furnace cover 2 and the furnace body 1.

Referring to fig. 1 and 2, two opposite sliding grooves 311 are formed in the support frame 31, two opposite sliding blocks 321 are fixedly connected to the sliding frame 32, the sliding blocks 321 are located in the sliding grooves 311, the sliding frame 32 is slidably connected to the support frame 31, and the sliding frame 32 is fixedly connected to one side of the furnace cover 2 away from the furnace body 1.

When the staff closes the bell 2, promote carriage 32 at first, carriage 32 slides on support frame 31, drives bell 2 and slides to the direction that is close to furnace body 1 to close bell 2, after closing bell 2, sealed 4 is sealed bell 2 and furnace body 1, recycles mount 7 and further fixes between bell 2 and the furnace body 1.

Referring to fig. 2, the opening 11 has been seted up on the furnace body 1, fixedly connected with turn-ups 12 on the furnace body 1, turn-ups 12 encircles opening 11 a week to with furnace body 1 integrated into one piece, bell 2 is the circular shape lid, be provided with on the bell 2 and encircle the interior leak protection circle 5 of the inboard a week of bell 2, the longitudinal section of interior leak protection circle 5 is right angled triangle, and one of them right-angle side and bell 2 fixed connection, another right-angle side and the inboard butt of turn-ups 12.

Referring to fig. 2, two sealing blocks 4 are arranged, the two sealing blocks 4 surround the furnace cover 2 for a circle, the two sealing blocks 4 have different diameters, a sealing opening 121 is formed in the flange 12, and the sealing blocks 4 are located in the sealing opening 121 and abut against the flange 12; the sealing block 4 is close to one side of the sealing opening 121 and is fixedly connected with a first sealing angle 41 and a second sealing angle 42, the longitudinal sections of the first sealing angle 41 and the second sealing angle 42 are triangular, the first sealing angle 41 and the second sealing angle 42 also surround the furnace cover 2 for a circle, and the first sealing angle 41, the second sealing angle 42 and the sealing block 4 are all wrapped with a first sealing ring 43.

Referring to fig. 2, an outer leakage-proof ring 6 is arranged on the furnace cover 2, the outer leakage-proof ring 6 surrounds the furnace cover 2 for a circle, the outer leakage-proof ring 6 is located on the outer side of the flanging 12, the outer leakage-proof ring 6 is fixedly connected with the furnace cover 2 and is integrally formed with the furnace cover 2, and the inner wall of the outer leakage-proof ring 6 is abutted to the outer wall of the flanging 12.

After the furnace cover 2 is closed, the outer leakage-proof ring 6 is used as a first line of defense line to prevent the gas outside the furnace body 1 from diffusing into the furnace body 1, the sealing block 4 is used as a second line of defense line, the sealing block 4, the first sealing angle 41 and the second sealing angle 42 prevent the gas outside the furnace body 1 from diffusing into the furnace body 1, and the inner leakage-proof ring 5 is used as a third line to prevent the gas outside the furnace body 1 from diffusing into the furnace body 1, so that the sealing effect of the furnace cover 2 on the furnace body 1 is better.

Referring to fig. 2, four fixing frames 7 are arranged, the four fixing frames 7 are uniformly distributed on the furnace body 1 around the furnace cover 2, the longitudinal section of each fixing frame 7 is L-shaped, a rotating assembly 8 for rotating the fixing frame 7 is arranged between each fixing frame 7 and the furnace body 1, each rotating assembly 8 comprises a rotating groove 81, a rotating rod 82 and a rotating disc 83, the rotating groove 81 is formed in the inner side of the wall of the furnace body 1, and the longitudinal section of each rotating groove 81 is T-shaped; the rotating rod 82 is positioned at one end of the horizontal section of the fixed frame 7 and is fixedly connected with the fixed frame 7, the rotating rod 82 is a cylindrical rod, and the other end of the rotating rod 82 is fixedly connected with the rotating disc 83; the rotary disk 83 is positioned in the rotary groove 81 and is rotatably connected to the furnace body 1.

Referring to fig. 2, a fixing bolt 71 penetrates through the vertical section of the fixing frame 7, the length direction of the fixing bolt 71 is perpendicular to the length direction of the vertical section of the fixing frame 7, and the fixing bolt 71 is a threaded bolt; one end of the fixing bolt 71, which is far away from the furnace cover 2, is fixedly connected with a handle 73, and the other end is fixedly connected with a fixing disc 72; the fixed disc 72 is positioned between the fixed bolt 71 and the furnace cover 2, and the fixed disc 72 is abutted with the furnace cover 2; the vertical section of the fixing frame 7 is penetrated with a reinforcing bolt 74, and the reinforcing bolt 74 extends to one side of the fixing disc 72 and is respectively in threaded connection with the fixing frame 7 and the fixing disc 72.

After the furnace cover 2 is closed, a worker rotates the fixing frame 7, rotates the vertical section of the fixing frame 7 to the outer wall of the furnace cover 2, then holds the handle 73 to screw the fixing bolt 71, drives the fixing disc 72 to approach towards the direction of the furnace cover 2 and tightly abut against the furnace cover 2, finally screws the reinforcing bolt 74, screws the reinforcing bolt 74 into the fixing disc 72, and fixes the position relation between the fixing disc 72 and the furnace cover 2, so that the fixing disc 72 is always tightly abutted against the furnace cover 2.

The implementation principle of the high-sealing type vacuum calciner in the embodiment of the application is as follows: when a worker closes the furnace cover 2, the sliding frame 32 is firstly pushed, the sliding frame 32 slides on the support frame 31, and the furnace cover 2 is driven to slide towards the direction close to the furnace body 1, so that the furnace cover 2 is closed; after the furnace cover 2 is closed, the outer leakage-proof ring 6 is used as a first defense line, the sealing block 4, the first sealing angle 41 and the second sealing angle 42 are used as a second defense line, the inner leakage-proof ring 5 is used as a third spinning line, and the three defense lines prevent gas outside the furnace body 1 from diffusing into the furnace body 1 layer by layer; then, the operator rotates the fixing frame 7, screws the fixing bolt 71, drives the fixing disc 72 to approach towards the furnace cover 2 and tightly abut against the furnace cover 2, screws the reinforcing bolt 74 into the fixing disc 72, and enables the fixing disc 72 to tightly abut against the furnace cover 2 all the time.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a high canned type vacuum calciner, includes furnace body (1), bell (2) and support body (3), furnace body (1) are located support body (3) to with support body (3) fixed connection, bell (2) lid on furnace body (1), its characterized in that: the furnace cover (2) is fixedly connected with a sealing block (4), and the sealing block (4) is fixedly connected with a first sealing angle (41) and a second sealing angle (42).

2. The highly sealed vacuum calciner of claim 1, wherein: enclose on sealed piece (4), first sealed angle (41) and the second sealed angle (42) and be equipped with first sealing washer (43), and first sealing washer (43) and sealed piece (4), first sealed angle (41) and second sealed angle (42) fixed connection.

3. The highly sealed vacuum calciner of claim 1, wherein: an inner leakage-proof ring (5) is fixedly connected to the furnace cover (2), the longitudinal section of the inner leakage-proof ring (5) is triangular, and the inner leakage-proof ring (5) is abutted to the inner wall of the furnace body (1).

4. The highly sealed vacuum calciner of claim 1, wherein: an outer leakage-proof ring (6) is fixedly connected to the furnace cover (2), and the outer leakage-proof ring (6) is abutted to the outer wall of the furnace body (1).

5. The highly sealed vacuum calciner of claim 1, wherein: the furnace body (1) is provided with a rotating assembly (8), the furnace body (1) is rotatably connected with a fixing frame (7) through the rotating assembly (8), and the fixing frame (7) is in threaded connection with a fixing bolt (71).

6. The highly sealed vacuum calciner of claim 5, wherein: the rotating assembly (8) comprises a rotating groove (81) and a rotating disc (83), and the rotating disc (83) is positioned in the rotating groove (81) and is rotationally connected with the furnace body (1).

7. The highly sealed vacuum calciner of claim 5, wherein: the fixing bolt (71) is close to one end of the furnace cover (2) and is fixedly connected with a fixing disc (72), and the fixing disc (72) is abutted to the furnace cover (2).

8. The highly sealed vacuum calciner of claim 5, wherein: the fixed frame (7) is penetrated with a reinforcing bolt (74), and the reinforcing bolt (74) is in threaded connection with the fixed frame (7) and the fixed disc (72).