CN212863843U - Stable form graphite crucible hoisting accessory - Google Patents
Stable form graphite crucible hoisting accessory Download PDFInfo
- Publication number
- CN212863843U CN212863843U CN202021409855.7U CN202021409855U CN212863843U CN 212863843 U CN212863843 U CN 212863843U CN 202021409855 U CN202021409855 U CN 202021409855U CN 212863843 U CN212863843 U CN 212863843U
- Authority
- CN
- China
- Prior art keywords
- fixing plate
- graphite crucible
- hinged
- telescopic rod
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 38
- 239000010439 graphite Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010019345 Heat stroke Diseases 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
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- Crucibles And Fluidized-Bed Furnaces (AREA)
Abstract
The utility model discloses a stable graphite crucible hoisting device, which comprises a fixed frame, an air pressure telescopic rod arranged in the middle of the fixed frame, a plurality of inner supporting rods which are arranged around the lower end of the fixed frame and are hinged with the fixed frame, and hoisting rings hinged at the top end of the fixed frame; the fixing frame comprises an upper fixing plate, a lower fixing plate and a connecting rod for connecting and fixing the upper fixing plate and the lower fixing plate; a connecting disc is fixed at the lower end of the pneumatic telescopic rod; the inner support lever is provided with a hinge rod for opening the inner support lever, one end of the hinge rod is hinged with the inner support lever, and the other end of the hinge rod is hinged with the connecting disc.
Description
Technical Field
The utility model relates to a crucible lifts by crane technical field, especially relates to a stable form graphite crucible hoisting accessory.
Background
The graphite crucible has good thermal conductivity and high temperature resistance, has small thermal expansion coefficient in the high-temperature use process, has certain strain resistance to quick heating and quick cooling, has strong corrosion resistance to acid and alkaline solutions, and has excellent chemical stability; the method is widely used for smelting alloy tool steel and smelting non-ferrous metals and alloys thereof in the industrial departments of metallurgy, casting, machinery, chemical industry and the like, and has better technical and economic effects; high-temperature calcination is needed in the crucible manufacturing process, the crucible is taken out of the roasting furnace and can be placed into the crucible to lift the crucible after the temperature in the roasting furnace is lower than 40 ℃, and workers still have the risk of heatstroke in the environment of 40 ℃; the multi-purpose taper disc of current crucible hoisting accessory props up the inner support thick stick, and the scope of propping up receives very big restriction, just can't hoist graphite crucible when meetting the great graphite crucible of internal diameter.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem of providing a stable form graphite crucible hoisting accessory to solve the above problems.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a pair of stable form graphite crucible hoisting accessory, including the mount, set up air compression telescopic rod in the middle of the mount, a plurality of set up in encircle mount lower extreme and mount articulated inner support thick stick and articulate in the rings that play on mount top, its characterized in that: the fixing frame comprises an upper fixing plate, a lower fixing plate and a connecting rod for connecting and fixing the upper fixing plate and the lower fixing plate; a connecting disc is fixed at the lower end of the pneumatic telescopic rod; the inner support lever is provided with a hinge rod for opening the inner support lever, one end of the hinge rod is hinged with the inner support lever, and the other end of the hinge rod is hinged with the connecting disc.
Furthermore, a baffle plate for preventing the lifting device from touching the bottom of the graphite crucible is fixed on the lower fixing plate; and a flexible pad for preventing the baffle from colliding with the graphite crucible is arranged on the lower side of the baffle.
Furthermore, a connecting lug hinged with the lifting ring is arranged on the upper fixing plate; a plurality of hinge lugs are arranged on the lower side of the lower fixing plate; the inner supporting rod is arranged on the hinge lug through a nut.
Further, the pneumatic telescopic rod comprises a pneumatic cylinder, a telescopic rod body and an air guide pipe arranged on the pneumatic cylinder and used for changing air pressure in the pneumatic cylinder to enable the telescopic rod body to stretch.
Furthermore, one end, far away from the lower fixing plate, of the inner support bar is hinged with a locking plate; and a plurality of supporting nails for increasing friction force are fixed on the locking plate.
Furthermore, an upper through hole for the connecting rod to pass through is also formed in the upper fixing plate; the center of the lower fixed plate is provided with a hydraulic hole for the telescopic rod body to pass through and a lower through hole for the connecting rod to pass through.
The utility model has the advantages that:
a crucible fixing device of a stable graphite crucible lifting device controls a connecting disc to ascend and descend through an air pressure telescopic rod, an inner supporting rod is controlled to open and retract through a hinge rod, a locking plate arranged on the inner supporting rod is made to be tightly attached to the inner wall of a graphite crucible, the graphite crucible is lifted out of a furnace chamber, and a worker can lift graphite crucibles of more models without entering a high-temperature environment to operate and increasing the opening range of the inner supporting rod.
Drawings
FIG. 1 is a schematic view of the overall structure of a stable graphite crucible lifting device of the present invention;
FIG. 2 is a schematic structural view of a lifting device body of the stable graphite crucible lifting device of the present invention;
fig. 3 is a schematic structural view of a lifting beam of the stable graphite crucible lifting device of the present invention.
Reference numbers in the figures:
1. a fixed mount; 11. an upper fixing plate; 12. a lower fixing plate; 13. a connecting rod; 14. a hinge ear; 15. A nut; 16. connecting lugs; 17. lower punching; 18. a hydraulic bore; 19. perforating; 2. an air pressure telescopic rod; 21. a pneumatic cylinder; 22. the telescopic rod body; 23. an air duct; 3. an inner support bar; 31. a locking plate; 32. Supporting nails; 4. a connecting disc; 41. a hinged lever; 5. lifting a lifting ring; 6. a baffle plate; 61. a flexible mat.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 3, the stable form graphite crucible hoisting accessory that provides in this embodiment includes mount 1, sets up in the middle of mount 1 pneumatic telescopic rod 2, a plurality of setting in surrounding 1 lower extreme of mount and mount 1 articulated inner support thick stick 3 and articulate rings 5 that lift on the 1 top of mount, its characterized in that: the fixing frame 1 comprises an upper fixing plate 11, a lower fixing plate 12 and a connecting rod 13 for connecting and fixing the upper fixing plate 11 and the lower fixing plate 12; a connecting disc 4 is fixed at the lower end of the pneumatic telescopic rod 2; the inner support bar 3 is provided with a hinge rod 41 for opening the inner support bar 3, one end of the hinge rod 41 is hinged with the inner support bar 3, and the other end of the hinge rod 41 is hinged with the connecting plate 4.
Further, a baffle 6 for preventing the lifting device from touching the bottom of the graphite crucible is fixed on the lower fixing plate 12; a flexible pad 61 for preventing the baffle 6 from colliding with the graphite crucible is arranged at the lower side of the baffle 6; the baffle is additionally arranged around the fixed frame, and the flexible pad is arranged on the baffle, so that the lifting device does not generate violent impact with the graphite crucible in the falling process, and the lifting device is prevented from crashing the graphite crucible to generate defective products.
Furthermore, a connecting lug 16 hinged with the lifting ring 5 is arranged on the upper fixing plate 11; a plurality of hinge lugs 14 are arranged at the lower side of the lower fixing plate 12; the inner support bar 3 is mounted on the hinge lug 14 by means of a nut 15.
Further, the pneumatic telescopic rod 2 comprises a pneumatic cylinder 21, a telescopic rod body 22 and an air duct 23 which is arranged on the pneumatic cylinder 21 and used for changing the air pressure in the pneumatic cylinder 21 so as to enable the telescopic rod body 22 to extend and retract; one end of the air duct 23 is connected with the pneumatic cylinder 21, and the other end is connected with the air valve, so that the expansion and contraction of the telescopic rod body 22 can be controlled through controlling the inflation and air exhaust processes of the air valve, and the opening and closing of the inner support rod 3 can be controlled on the connecting disc 4.
Further, one end of the inner support rod 3, which is far away from the lower fixing plate 12, is hinged with a locking plate 31; a plurality of friction-increasing support pins 32 are fixed on the locking plate 31; the locking plate 31 is hinged with the inner support bar 3 to enable the locking plate 31 to move so as to increase the contact area between the locking plate 31 and the inner side surface of the graphite crucible, and a plurality of support pins 32 are fixed on the locking plate 31 to increase the friction force between the locking plate 31 and the graphite crucible.
Further, the upper fixing plate 11 is also provided with an upper through hole 19 for the connecting rod 13 to pass through; a hydraulic hole 18 for the telescopic rod body 22 to pass through and a lower through hole 17 for the connecting rod 13 to pass through are arranged at the center of the lower fixing plate 12.
The working principle is as follows:
a stable graphite crucible lifting device is characterized in that after a crucible is fired and cooled to a certain temperature, the lifting device is lifted by a crane to control the lifting device to ascend and descend; connecting the other end of an air duct 23 arranged on the pneumatic cylinder 21 with an air pressure control device on a crane, inflating the pneumatic cylinder 21 by controlling the air pressure control valve on the crane to extend the telescopic rod body 22 so that the inner support rod 3 is closed and inserted into the graphite crucible, and then controlling the air pressure control valve to exhaust air so that the telescopic rod body 22 jacks up the inner support rod 3 under the action of the connecting disc 4 and the hinge rod 41 so that the locking plate 31 is tightly attached to the inner wall of the graphite crucible, increasing the friction force by using a support pin 32, and then hoisting the crane out the hoisting device; when the graphite crucible is lifted out, the air control valve is adjusted, the air in the air cylinder 21 is filled, the telescopic rod body 22 extends, the inner supporting rod 3 is retracted under the traction of the hinged rod 41, and then the lifting device can be taken out of the graphite crucible.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (6)
1. The utility model provides a stable form graphite crucible hoisting accessory which characterized in that: comprises a fixed frame (1), an air pressure telescopic rod (2) arranged in the middle of the fixed frame (1), a plurality of inner supporting bars (3) which are arranged around the lower end of the fixed frame (1) and are hinged with the fixed frame (1), and lifting rings (5) which are hinged with the top end of the fixed frame (1); the fixing frame (1) comprises an upper fixing plate (11), a lower fixing plate (12) and a connecting rod (13) for connecting and fixing the upper fixing plate (11) and the lower fixing plate (12); a connecting disc (4) is fixed at the lower end of the pneumatic telescopic rod (2); the inner supporting bar (3) is provided with a hinge rod (41) which enables the inner supporting bar (3) to be unfolded, one end of the hinge rod (41) is hinged to the inner supporting bar (3), and the other end of the hinge rod is hinged to the connecting disc (4).
2. The stabilized graphite crucible lifting device of claim 1, wherein: a baffle (6) for preventing the lifting device from touching the bottom of the graphite crucible is fixed on the lower fixing plate (12); and a flexible pad (61) for preventing the baffle (6) from colliding with the graphite crucible is arranged on the lower side of the baffle (6).
3. The stabilized graphite crucible lifting device of claim 1, wherein: the upper fixing plate (11) is provided with a connecting lug (16) hinged with the lifting ring (5); a plurality of hinge lugs (14) are arranged on the lower side of the lower fixing plate (12); the inner supporting rod (3) is arranged on the hinge lug (14) through a nut (15).
4. The stabilized graphite crucible lifting device of claim 1, wherein: the pneumatic telescopic rod (2) comprises a pneumatic cylinder (21), a telescopic rod body (22) and an air guide pipe (23) which is arranged on the pneumatic cylinder (21) and used for changing the air pressure in the pneumatic cylinder (21) to enable the telescopic rod body (22) to stretch.
5. The stabilized graphite crucible lifting device of claim 1, wherein: one end of the inner support bar (3) far away from the lower fixing plate (12) is hinged with a locking plate (31); and a plurality of supporting nails (32) for increasing friction force are fixed on the locking plate (31).
6. The stabilized graphite crucible lifting device of claim 3, wherein: the upper fixing plate (11) is also provided with an upper through hole (19) for the connecting rod (13) to pass through; the center of the lower fixing plate (12) is provided with a hydraulic hole (18) for the telescopic rod body (22) to pass through and a lower through hole (17) for the connecting rod (13) to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021409855.7U CN212863843U (en) | 2020-07-16 | 2020-07-16 | Stable form graphite crucible hoisting accessory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021409855.7U CN212863843U (en) | 2020-07-16 | 2020-07-16 | Stable form graphite crucible hoisting accessory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212863843U true CN212863843U (en) | 2021-04-02 |
Family
ID=75215762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021409855.7U Expired - Fee Related CN212863843U (en) | 2020-07-16 | 2020-07-16 | Stable form graphite crucible hoisting accessory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212863843U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460878A (en) * | 2021-07-29 | 2021-10-01 | 河南科特尔机械制造有限公司 | Graphite crucible hoisting accessory |
| CN114061310A (en) * | 2021-11-16 | 2022-02-18 | 山西贝特瑞新能源科技有限公司 | Graphite crucible lifting device and lifting method thereof |
-
2020
- 2020-07-16 CN CN202021409855.7U patent/CN212863843U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113460878A (en) * | 2021-07-29 | 2021-10-01 | 河南科特尔机械制造有限公司 | Graphite crucible hoisting accessory |
| CN113460878B (en) * | 2021-07-29 | 2023-10-20 | 河南科特尔机械制造有限公司 | Graphite crucible hoisting accessory |
| CN114061310A (en) * | 2021-11-16 | 2022-02-18 | 山西贝特瑞新能源科技有限公司 | Graphite crucible lifting device and lifting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 |