CN114018049A - Tungsten bar stacking crucible for intermediate frequency furnace - Google Patents
Tungsten bar stacking crucible for intermediate frequency furnace Download PDFInfo
- Publication number
- CN114018049A CN114018049A CN202111313720.XA CN202111313720A CN114018049A CN 114018049 A CN114018049 A CN 114018049A CN 202111313720 A CN202111313720 A CN 202111313720A CN 114018049 A CN114018049 A CN 114018049A
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- Prior art keywords
- pot body
- supporting cylinder
- cylinder
- clamping
- stacking
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- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229910052721 tungsten Inorganic materials 0.000 title claims abstract description 61
- 239000010937 tungsten Substances 0.000 title claims abstract description 61
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 20
- 230000000903 blocking effect Effects 0.000 claims abstract description 19
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 12
- 241001330002 Bambuseae Species 0.000 claims description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 12
- 239000011425 bamboo Substances 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 3
- 229910001338 liquidmetal Inorganic materials 0.000 abstract description 13
- 230000005484 gravity Effects 0.000 abstract description 3
- 206010053615 Thermal burn Diseases 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/10—Crucibles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B2014/0825—Crucible or pot support
- F27B2014/0831—Support or means for the transport of crucibles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
Abstract
The utility model discloses a tungsten bar stacking crucible for an intermediate frequency furnace, which comprises a pot body and a supporting cylinder, wherein the pot body and the supporting cylinder are formed by stacking and assembling a plurality of stacking tungsten bars and are provided with an upper opening and a lower opening, the supporting cylinder is arranged below the pot body, a limiting ring is fixed on the inner wall of the pot body, a blocking disc is fixed at the top of the supporting cylinder, the blocking disc is arranged on the inner wall of the pot body in a sliding manner and is propped against the bottom of the limiting ring, and a plurality of sleeves and a plurality of expansion blocks are fixed on the side surface of the top of the supporting cylinder. Mercury is filled in the supporting cylinder, the mass of the supporting cylinder and the mass of the mercury are very large, the gravity center of the whole pot body moves downwards, the bottom of the pot body is very stable, the pot body is stable in standing and high in safety, the mercury is cooled in the supporting cylinder and shrinks in volume, negative pressure is generated in the supporting cylinder, the communicating pipe and the telescopic cylinder, the telescopic rod is contracted into the telescopic cylinder, the clamping joint is separated from the clamping sleeve, the clamping rod is not supported and inclines downwards, the blocking disc can be detached from the inside of the pot body, high-temperature liquid metal is poured out from the bottom of the pot body, and the use safety is very high.
Description
Technical Field
The utility model relates to the technical field of intermediate frequency furnaces, in particular to a tungsten bar stacking crucible for an intermediate frequency furnace.
Background
The intermediate frequency furnace is a power supply device which converts power frequency 50HZ alternating current into intermediate frequency and is energy heating equipment, a crucible is placed in an induction coil of the intermediate frequency furnace, high-density magnetic lines are generated in the induction coil, metal materials contained in the induction coil are cut, and large eddy currents are generated in the metal materials for heating;
at present, the utility model discloses a CN201921922060.3 tungsten bar stacking crucible for an intermediate frequency furnace, which is formed by splicing and stacking a plurality of bent tungsten bars, wherein the tungsten bars can be formed by bending tungsten plate leftover materials, and the tungsten bars oxidized at the top layer can be replaced, thereby prolonging the service life of the crucible; the crucible can be assembled in the intermediate frequency furnace, so that the carrying and the hoisting are avoided, but the following problems exist at all;
1. the center of the pot body is inclined upwards, so that unstable standing is easy to occur, and high-temperature liquid metal in the pot body is dangerous to leak;
2. the bottom of the pot body cannot be disassembled, so that high-temperature liquid metal is easy to generate sputtering when poured into a mould to scald human bodies to cause danger, and the pot is inconvenient to use and low in safety;
3. the pot body assembled by the tungsten strips is stuck by glue, the pot body is easy to crack after being collided, high-temperature liquid metal in the pot body is leaked to scald a human body, and the pot body is not firmly assembled and has weak stress capacity.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, the gravity center of a pot body is on the upper side and is unstable, the bottom of the pot body cannot be disassembled, high-temperature liquid metal is easy to generate sputtering and scald human bodies, the danger is caused, the safety is low and the like, so that a tungsten bar stacking crucible for an intermediate frequency furnace is provided.
In order to achieve the purpose, the utility model adopts the following technical scheme: a tungsten bar stacking crucible for an intermediate frequency furnace is characterized in that a pot body and a supporting cylinder which are vertically opened are formed by stacking and assembling a plurality of stacked tungsten bars, the supporting cylinder is arranged below the pot body, a limiting ring is fixed on the inner wall of the pot body, a blocking disc is fixed on the top of the supporting cylinder, the blocking disc is arranged on the inner wall of the pot body in a sliding mode and abuts against the bottom of the limiting ring, a plurality of sleeves and a plurality of expansion blocks are fixed on the side face of the top of the supporting cylinder, a rotating ball is movably sleeved at one end of each sleeve, a supporting rod is fixed on each rotating ball, and a clamping and connecting rod is fixed at one end of each supporting rod; a plurality of clamping ports are formed in the inner wall of the pot body, mercury with an indefinite shape is filled in the inner wall of the supporting cylinder, and a piston disc is arranged at the top of the inner wall of the supporting cylinder in a sliding mode.
Preferably, a sliding cylinder is fixed at the bottom of the inner wall of the supporting cylinder, a sliding rod is movably embedded in the middle of the sliding cylinder, and the top of the sliding rod is fixed with the piston disc.
Further preferably, the top of a support section of thick bamboo is run through and is fixed with a plurality of communicating pipe, and the top of a support section of thick bamboo is fixed with a plurality of telescopic cylinder, and telescopic cylinder's inner wall slides and is provided with the telescopic link, and the one end of telescopic link is fixed with two stopper and joint.
Preferably, the bottom of the clamping rod is fixed with a cushion block and a clamping sleeve, the periphery of the blocking disc is surrounded by a piston ring and an expansion ring, and the bottom of the communicating pipe is embedded into the telescopic cylinder.
Preferably, the telescopic rod abuts against the clamping sleeve, the clamping joint is sleeved with the clamping sleeve, the cushion block abuts against the top of the telescopic cylinder, and the top of the blocking disc is conical.
Preferably, the movable angle of the clamping rods is 6 degrees, one end of each clamping rod is matched with the clamping port, the four clamping rods are arranged in a cross manner and surround the inner wall of the pot body, and the rotating balls are matched with the inner wall of the sleeve.
Preferably, the piston ring wraps the expansion ring, the expansion coefficient of the expansion ring is larger than that of the piston ring, the middle part of the periphery of the piston ring is outwards protruded by an arc surface, the middle part of the periphery of the expansion ring is outwards protruded by an arc surface, and the piston ring is matched with the inner wall of the pot body.
Preferably, the supporting cylinder is conical, the area of the bottom of the supporting cylinder is larger than the cross-sectional area of the pot body, the top of the communicating pipe is suspended above mercury, and the top of the piston disc is filled with mercury.
Further preferably, it is circular-arc to pile up the tungsten strip, and the radian of piling up the tungsten strip is 90, and the top of piling up the tungsten strip has seted up female tongue-and-groove, and the bottom integration of the top of piling up the tungsten strip is provided with public tenon portion.
Preferably, the gaps of the accumulated tungsten strips are adhered and fixed through glue, the accumulated tungsten strips are staggered by forty-five degrees and overlapped to form a ring, and the female tenon groove is matched with the male tenon part.
The utility model has the beneficial effects that:
1. mercury is filled in the supporting cylinder, the supporting cylinder and the mercury have very large mass under the action of the mercury, the center of gravity of the whole pot body moves downwards, and the bottom of the pot body is very stable, so that the pot body stands stably and has high safety;
2. under the action of mercury, the mercury cools and shrinks in volume in the supporting cylinder, negative pressure is generated in the supporting cylinder, the communicating pipe and the telescopic cylinder, the telescopic rod shrinks into the telescopic cylinder, the clamping joint and the clamping sleeve are separated, the clamping rod is not supported and inclines downwards, the blocking disc can be detached from the inner part of the cylinder pot body, high-temperature liquid metal is poured out from the bottom of the pot body, the high-temperature liquid metal cannot be sputtered, and the use safety is very high;
3. the expansion block is tightly attached to the surface of the rotating ball after being heated and expanded, so that the friction force between the rotating ball and the sleeve is increased, the clamping rod can be automatically supported, the high-temperature liquid metal is prevented from suddenly flowing out of the lower part of the pot body, and the expansion block has the advantages of high safety and convenience in use.
4. Pile up the female tongue-and-groove and the mutual cooperation of public tenon portion of tungsten strip, pile up the bonding department area of contact of tungsten strip and be bigger, make pile up the pot body that the tungsten strip is constituteed more firm, pile up the tungsten strip simultaneously and dismantle, be convenient for change the tungsten strip of oxidation, have convenient to use, the strong advantage of pot body atress ability.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention as a whole;
FIG. 3 is an overall exploded view of the present invention;
FIG. 4 is an enlarged schematic view of the support cylinder of the present invention;
FIG. 5 is a schematic view of the use of the support cartridge of the present invention;
FIG. 6 is an enlarged schematic view of the snap rod of the present invention;
FIG. 7 is a first schematic structural view of the tungsten bar stack of the present invention;
FIG. 8 is a second schematic structural view of the tungsten bar stack of the present invention;
FIG. 9 is an enlarged view taken at A of FIG. 4 in accordance with the present invention;
FIG. 10 is an enlarged view at B of FIG. 4 in accordance with the present invention;
fig. 11 is an enlarged view of the utility model at C in fig. 4.
In the figure: pile up tungsten strip 1, a support section of thick bamboo 2, spacing ring 3, a sliding cylinder 4, a telescopic cylinder 5, jam dish 6, communicating pipe 7, piston dish 8, slide bar 9, telescopic link 10, spacing piece 11, joint 12, piston ring 13, expansion ring 14, sleeve 15, expansion block 16, rolling ball 17, bracing piece 18, joint pole 19, cushion 20, joint cover 21, joint mouth 22, female tenon groove 23, public tenon portion 24.
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.
Referring to fig. 1-11, a tungsten bar stacking crucible for an intermediate frequency furnace, which comprises a pot body and a supporting cylinder 2, wherein the pot body and the supporting cylinder are vertically opened and assembled by stacking a plurality of stacking tungsten bars 1, the supporting cylinder 2 is arranged below the pot body, a limiting ring 3 is fixed on the inner wall of the pot body, a blocking disc 6 is fixed on the top of the supporting cylinder 2, the blocking disc 6 is arranged on the inner wall of the pot body in a sliding manner and abuts against the bottom of the limiting ring 3, a plurality of sleeves 15 and a plurality of expansion blocks 16 are fixed on the side surface of the top of the supporting cylinder 2, a rotating ball 17 is movably sleeved at one end of each sleeve 15, a supporting rod 18 is fixed on each rotating ball 17, and a clamping rod 19 is fixed at one end of each supporting rod 18; a plurality of joint mouth 22 has been seted up to the inner wall of the pot body, and the inner wall packing of a support section of thick bamboo 2 has the indefinite mercury of shape, and the top of a support section of thick bamboo 2 inner wall slides and is provided with piston disc 8.
Preferably, the bottom of the inner wall of the support cylinder 2 is fixed with a sliding cylinder 4, a sliding rod 9 is movably embedded in the middle of the sliding cylinder 4, the top of the sliding rod 9 is fixed with a piston disc 8, the piston disc 8 can move on the inner wall of the support cylinder 2, so that negative pressure is generated inside the support cylinder 2, and the telescopic rod 10 is contracted into the telescopic cylinder 5, thereby facilitating the driving of the telescopic rod 10.
Preferably, the top of a support section of thick bamboo 2 is run through and is fixed with a plurality of communicating pipe 7, and the top of a support section of thick bamboo 2 is fixed with a plurality of telescopic cylinder 5, and the inner wall of telescopic cylinder 5 slides and is provided with telescopic link 10, and the one end of telescopic link 10 is fixed with two stopper 11 and joint 12, and joint 12 inserts joint cover 21, makes telescopic link 10 and joint pole 19 constitute triangle-shaped atress, and joint pole 19 supports at the internal wall of pot very firmly.
Preferably, the bottom of the clamping rod 19 is fixed with a cushion block 20 and a clamping sleeve 21, the periphery of the blocking disc 6 is surrounded by a piston ring 13 and an expansion ring 14, the bottom of the communicating pipe 7 is embedded in the telescopic cylinder 5, and the clamping rod 19 is obliquely arranged in the pot body, so that one end of the clamping rod 19 can well move downwards to be separated from the clamping port 22, and the blocking disc 6 can be conveniently detached.
Preferably, the telescopic rod 10 supports on the clamping sleeve 21, the clamping head 12 is sleeved with the clamping sleeve 21, the cushion block 20 supports on the top of the telescopic cylinder 5, the top of the blocking disc 6 is conical, the blocking disc 6 is shaped to prevent high-temperature liquid metal from remaining, so that the high-temperature liquid metal completely enters the die, and the use is very convenient.
Preferably, the movable angle of the clamping rod 19 is 6 degrees, after the clamping rod 19 rotates six degrees by taking the rotating ball 17 as a center, one end of the clamping rod 19 is not contacted with the pot body, so that the blocking disc 6 is detachably arranged on the inner wall of the pot body, one end of the clamping rod 19 is matched with the clamping port 22, the four clamping rods 19 are arranged on the inner wall of the pot body in a cross mode, the rotating ball 17 is matched with the inner wall of the sleeve 15, the rotating ball 17 can rotate in the sleeve 15, and the clamping rod 19 can rotate very conveniently.
Preferably, the piston ring 13 wraps the expansion ring 14, the expansion coefficient of the expansion ring 14 is larger than that of the piston ring 13, the middle part of the periphery of the piston ring 13 is provided with an outward convex arc surface, the middle part of the periphery of the expansion ring 14 is provided with an outward convex arc surface, the piston ring 13 is matched with the inner wall of the pot body, and the expansion ring 14 expands on the inner side of the piston ring 13, so that the piston ring 13 is tightly attached to the inner wall of the pot body after expanding, and the leakage of high-temperature liquid metal in the pot body is prevented.
Preferably, a support section of thick bamboo 2 is coniform, and the bottom area of a support section of thick bamboo 2 is greater than the cross-sectional area of the pot body, and the bottom area of a support section of thick bamboo 2 is very big, can make the pot body stand stably, and the top of communicating pipe 7 is unsettled in the top of mercury, and the top of piston disc 8 is filled with mercury, and mercury forms the liquid seal at the top of piston disc 8, makes piston disc 8 and support and has fine leakproofness between 2 inner walls of a section of thick bamboo.
Preferably, it is circular-arc to pile up tungsten strip 1, and the radian of piling up tungsten strip 1 is 90, piles up the top of tungsten strip 1 and has seted up female tongue-and-groove 23, and the bottom integration of piling up the top of tungsten strip 1 is provided with public tenon portion 24, piles up tungsten strip 1 and can dismantle, makes the tungsten strip 1 of piling up of pot body top oxidation dismantle at any time, piles up simultaneously and can dismantle after tungsten strip 1 warp, and it is very convenient to use.
Preferentially, it is fixed to pile up clearance department of tungsten strip 1 through glue bonding, a plurality of tungsten strips 1 of piling up stagger forty-five degrees and overlap and form the ring, female tongue-and-groove 23 matches with public tenon portion 24 and suits, pile up female tongue-and-groove 23 and the mutual cooperation of public tenon portion 24 of tungsten strip 1, it is bigger to pile up the bonding department area of tungsten strip 1, it is more firm to make the pot body of piling up tungsten strip 1 and forming, it can dismantle to pile up tungsten strip 1 simultaneously, be convenient for change the tungsten strip of oxidation, and the steam generator has convenient to use, the strong advantage of pot body atress ability.
The sliding rod 9 moves in the sliding cylinder 4, and the sliding rod 9 and the piston disc 8 are fixed to limit the movement of the sliding rod and the piston disc 8 so that the piston disc 8 moves up and down horizontally;
wherein, communicating pipe 7 is used for connecting the space inside the support cylinder 2 and the space inside the telescopic cylinder 5, so that the telescopic rod 10 can be well driven to move when mercury contracts and expands.
In the utility model, when in use, metal raw materials are put into a pot body and supported by a blocking disc 6, the pot body and a supporting cylinder 2 are put into an intermediate frequency furnace together, the intermediate frequency furnace heats the pot body supporting cylinder 2, mercury expands when heated, a piston disc 8 moves upwards in the supporting cylinder 2, air in the supporting cylinder 2 enters a telescopic cylinder 5 through a communicating pipe 7, the air pushes a telescopic rod 10 to abut against a clamping sleeve 21, one end of a clamping rod 19 is firmly clamped into a clamping opening 22, meanwhile, an expansion block 16 expands when heated, the expansion block 16 is tightly attached between a rotating ball 17 and the supporting cylinder 2, the friction force between the rotating ball 17 and a sleeve 15 is increased, an expansion ring 14 expands at the inner side of the piston ring 13, the piston ring 13 is tightly attached to the inner wall of the pot body to prevent molten liquid metal from leaking, the pot body is taken out by clamping the pot body along with the complete melting of the metal raw materials, the supporting cylinder 2 is put into cold water for cooling, subsequently, the supporting cylinder 2 is prevented from being placed on a mold, mercury in the supporting cylinder 2 is cooled and contracted, the piston disc 8 moves downwards on the inner wall of the supporting cylinder 2, the communicating pipe 7 and the telescopic cylinder 5 generate negative pressure to drive the telescopic rod 10 to move, the clamping head 12 falls off from the clamping sleeve 21, due to the friction force between the rotating ball 17 and the sleeve 15, the clamping rod 19 is supported by the friction force of the rotating ball 17, then the pot body is lightly knocked, the clamping rod 19 is shaken down, the clamping rod 19 falls off from the clamping port 22, as shown in the attached figure 3 of the specification, the pot body is taken down upwards, and high-temperature liquid metal flows out and enters the mold.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a crucible is piled up to tungsten strip for intermediate frequency furnace, package pile up tungsten strip (1) by a plurality of and pile up the assembly and form upper and lower open-ended pot body and support a section of thick bamboo (2), its characterized in that: a supporting cylinder (2) is arranged below the pot body, a limiting ring (3) is fixed on the inner wall of the pot body, a blocking disc (6) is fixed on the top of the supporting cylinder (2), the blocking disc (6) is slidably arranged on the inner wall of the pot body and abuts against the bottom of the limiting ring (3), a plurality of sleeves (15) and a plurality of expansion blocks (16) are fixed on the side face of the top of the supporting cylinder (2), a rotating ball (17) is movably sleeved at one end of each sleeve (15), a supporting rod (18) is fixed on each rotating ball (17), and a clamping rod (19) is fixed at one end of each supporting rod (18);
a plurality of clamping interfaces (22) are arranged on the inner wall of the pot body, mercury with an indefinite shape is filled in the inner wall of the supporting cylinder (2), and a piston disc (8) is arranged on the top of the inner wall of the supporting cylinder (2) in a sliding mode.
2. The tungsten bar stacking crucible for the intermediate frequency furnace as defined in claim 1, wherein a sliding cylinder (4) is fixed at the bottom of the inner wall of the supporting cylinder (2), a sliding rod (9) is movably embedded in the middle of the sliding cylinder (4), and the top of the sliding rod (9) is fixed with the piston disc (8).
3. The tungsten bar stacking crucible for the intermediate frequency furnace as defined in claim 2, wherein a plurality of communicating pipes (7) are fixedly penetrated through the top of the supporting cylinder (2), a plurality of telescopic cylinders (5) are fixedly arranged on the top of the supporting cylinder (2), a telescopic rod (10) is slidably arranged on the inner wall of each telescopic cylinder (5), and two limit blocks (11) and a clamping joint (12) are fixedly arranged at one end of each telescopic rod (10).
4. The tungsten bar stacking crucible for the intermediate frequency furnace as claimed in claim 3, wherein the bottom of the clamping rod (19) is fixed with a cushion block (20) and a clamping sleeve (21), the periphery of the blocking disc (6) is surrounded by a piston ring (13) and an expansion ring (14), and the bottom of the communicating pipe (7) is embedded in the telescopic cylinder (5).
5. The tungsten bar stacking crucible for the intermediate frequency furnace is characterized in that the telescopic rod (10) abuts against the clamping sleeve (21), the clamping joint (12) is sleeved with the clamping sleeve (21), and the cushion block (20) abuts against the top of the telescopic cylinder (5).
6. The tungsten bar stacking crucible for the intermediate frequency furnace as claimed in claim 5, wherein the moving angle of the clamping rod (19) is 6 degrees, one end of the clamping rod (19) is matched with the clamping port (22), and the four clamping rods (19) are arranged in a cross shape and surround the inner wall of the pot body.
7. The tungsten bar stacking crucible for the intermediate frequency furnace as claimed in claim 6, wherein the piston ring (13) wraps the expansion ring (14), the expansion coefficient of the expansion ring (14) is greater than that of the piston ring (13), the middle part of the periphery of the piston ring (13) is convex outwards, and the middle part of the periphery of the expansion ring (14) is convex outwards.
8. The tungsten bar stacking crucible for the intermediate frequency furnace as defined in claim 7, wherein the support cylinder (2) is conical, the bottom area of the support cylinder (2) is larger than the cross-sectional area of the pot body, the top of the communicating pipe (7) is suspended above mercury, and the top of the piston disc (9) is filled with mercury.
9. The tungsten bar stacking crucible for the intermediate frequency furnace as claimed in claim 1, wherein the stacking tungsten bar (1) is arc-shaped, the radian of the stacking tungsten bar (1) is 90 degrees, a female mortise (23) is formed at the top of the stacking tungsten bar (1), and a male tenon (24) is integrally formed at the bottom of the top of the stacking tungsten bar (1).
10. The tungsten bar stacking crucible for the intermediate frequency furnace as claimed in claim 9, wherein the gaps of the stacking tungsten bars (1) are fixed by glue, a plurality of stacking tungsten bars (1) are staggered by forty-five degrees and overlapped to form a ring, and the female mortise (23) and the male tenon (24) are matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111313720.XA CN114018049B (en) | 2021-11-08 | 2021-11-08 | Tungsten bar stacking crucible for intermediate frequency furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111313720.XA CN114018049B (en) | 2021-11-08 | 2021-11-08 | Tungsten bar stacking crucible for intermediate frequency furnace |
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| CN114018049A true CN114018049A (en) | 2022-02-08 |
| CN114018049B CN114018049B (en) | 2024-05-07 |
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Address after: 341214 Shangyou Industrial Park, Ganzhou City, Jiangxi Province Patentee after: Ganzhou Haisheng Tungsten Industry Co.,Ltd. Country or region after: China Address before: 341214 Shangyou Industrial Park, Ganzhou City, Jiangxi Province Patentee before: GANZHOU GRAND SEA W&MO GROUP Co.,Ltd. Country or region before: China |