CN216881690U - Thermal-insulation bag in middle of portable gas protection - Google Patents
Thermal-insulation bag in middle of portable gas protection Download PDFInfo
- Publication number
- CN216881690U CN216881690U CN202123375865.0U CN202123375865U CN216881690U CN 216881690 U CN216881690 U CN 216881690U CN 202123375865 U CN202123375865 U CN 202123375865U CN 216881690 U CN216881690 U CN 216881690U
- Authority
- CN
- China
- Prior art keywords
- furnace body
- lifting
- rod
- blocking rod
- crucible
- 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.)
- Active
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000007670 refining Methods 0.000 claims abstract description 16
- 238000000605 extraction Methods 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims description 72
- 238000010438 heat treatment Methods 0.000 claims description 30
- 238000001514 detection method Methods 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 19
- 238000004321 preservation Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 29
- 239000002184 metal Substances 0.000 description 15
- 239000000843 powder Substances 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000000889 atomisation Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Crucibles And Fluidized-Bed Furnaces (AREA)
Abstract
The utility model discloses a movable gas-shielded middle thermal insulation bag, which flexibly controls the free movement of the middle thermal insulation bag in a horizontal plane through a movable frame and a movable mechanism so as to realize accurate positioning, adjusts the displacement of a furnace body in the vertical direction through a furnace body lifting device, controls the butt joint and the separation of a plug and a discharge spout through a plug rod lifting device, and realizes the refining deslagging work in a crucible through a refining gas extraction device and a rotation control mechanism. The utility model can realize the accurate butt joint of the discharge spout of the middle heat-insulating bag and the feed inlet of the atomizer, and has the advantages of high adjusting speed, accurate butt joint, no material leakage or material spilling and strong production continuity.
Description
Technical Field
The utility model relates to metal powder material production equipment, in particular to a movable gas-protection intermediate heat-insulation bag, and belongs to the technical field of technical powder material production.
Background
In recent years, with the vigorous development of powder metallurgy industry, the demand of metal powder in the market is increasing, and at present, there are various methods for preparing metal powder, wherein the most common and efficient method is an atomization powder preparation method, which is a process of breaking a molten metal flow into fine powder by using high-pressure water or gas to strike the molten metal flow. Because the metal powder prepared by the atomization method has low cost and wide application range, the metal powder is widely adopted, and the atomization powder preparation process comprises the following steps: batching, smelting, step such as atomizing and powder aftertreatment, in the metal powder preparation process, whether the atomizing is smooth not only can influence production efficiency, product quality, but also can give personnel, the equipment brings the potential safety hazard, the atomizing process is to pour into the tundish through intermediate frequency induction heating fused alloy melt, alloy solution is through the eye that leaks of tundish bottom, strike breakage by high pressure water or gas again, whole process must guarantee that the metal liquid stream is located the atomizer intermediate position, if the metal liquid stream has deviated the intermediate position, arouse easily to hang the material, cause the atomizing to break, can damage the atomizer even, scald the atomizer, cause serious economic loss.
The mode that present tundish adopted the normal position upset to load and unload the melt mostly, tundish upset baffle upset difficulty, when covering there is the gap, can the rear atomization operation of direct influence, thereby influence going on of whole atomizing system, it leads to the nozzle to block if getting into the hourglass eye and splashing to form the metal liquid stream when smelting, when atomizing and watering steel, if tundish upset baffle overturns the normal position suddenly, the molten steel can directly splash other positions outside the tundish, interrupt atomization process, consequently, tundish upset baffle is automatic rotatory and location, the location is accurate, the screens is accurate, it is fixed firm, easy operation is crucial, ensure whole atomizing system's continuity and stability. Secondly, the assembly of the tundish is basically that an operator relies on own experience, the tundish is centered by naked eyes by using a T-square during assembly, the temperature of the tundish is very high, the head of a person is dangerous to close to the upper part of the tundish, the face is easily burnt by hot air, the pre-adjusted position is shifted due to the change of the temperature, and the centering precision is influenced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a movable type gas protection intermediate thermal insulation bag, wherein a movable frame is arranged at the bottom of the intermediate thermal insulation bag, a movable positioning device and a movable travel switch of the movable frame are arranged on a pre-laid track, and the moving position of the movable frame below the intermediate thermal insulation bag is accurately controlled, so that the bottom discharge spout of the intermediate thermal insulation bag is accurately aligned right above the feed port of an atomizer, and finally, the height of the intermediate thermal insulation bag is reduced through a furnace body lifting device, so that the discharge spout of the intermediate thermal insulation bag is accurately butted with the feed port of the atomizer.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a movable gas-shielded middle thermal insulation bag comprises a furnace body, a crucible and a moving mechanism. The top of the furnace body is provided with a feed inlet, and the bottom of the furnace body is provided with a discharge outlet. The crucible is arranged in the inner cavity of the furnace body, the opening above the crucible is communicated with the feed inlet, and the bottom discharge spout of the crucible is communicated with the discharge outlet. The moving mechanism comprises a moving wheel and a guide rail. The bottom of the furnace body is also provided with a movable frame. The moving wheels are arranged at the bottom of the moving frame. The guide rails are laid on two sides above the atomizing device in parallel. The upper edge part of the furnace body is also correspondingly provided with a mobile positioning device and a mobile travel switch, and the mobile frame is also provided with a mobile control station.
Preferably, the thermal insulation bag further comprises a heating device. The heating device is arranged in the inner cavity of the furnace body outside the crucible. The heating device is a resistance band heating device or a resistance wire heating device.
Preferably, the heat preservation bag further comprises a lifting blocking rod, the lifting blocking rod is arranged inside the crucible, and a furnace cover is further arranged at the top of the furnace body. The top end of the lifting plug rod is connected with the furnace cover and upwards passes through the furnace cover to extend to the outside of the furnace body, and the bottom end of the lifting plug rod is provided with a plug corresponding to the discharge spout. The lifting plug rod controls the opening and closing of the discharge spout by adjusting the height of the plug.
Preferably, the insulation bag further comprises a blocking rod lifting device. The blocking rod lifting device comprises a blocking rod, a cantilever and a blocking rod hydraulic cylinder. The hydraulic cylinder of the plugging rod is fixed on the movable frame, the top end of the hydraulic rod of the hydraulic cylinder of the plugging rod is fixedly connected with one end of the cantilever, the other end of the cantilever is connected with the upper end of the plugging rod, and the bottom end of the plugging rod is connected with the top end of the lifting plugging rod. The blocking rod hydraulic cylinder controls the lifting action of the lifting blocking rod through the cantilever and the blocking rod.
Preferably, the top of the furnace body is also provided with a blocking rod lifting hydraulic station. The blocking rod lifting hydraulic station is connected with a blocking rod hydraulic cylinder.
Preferably, the inside of the plug rod is provided with a cavity, and the outer wall of the plug rod is provided with a refining gas inlet communicated with the cavity. The lifting blocking rod is also internally provided with a cavity, and the cavity of the lifting blocking rod is communicated with the cavity of the plug rod to jointly form a refined gas channel. The rod wall of the lifting plug rod is provided with an air injection hole communicated with the cavity of the lifting plug rod.
Preferably, the thermal insulation bag further comprises a rotation control mechanism. The rotation control mechanism is arranged on the cantilever and connected with the plug rod. The rotation control mechanism controls the rotation of the lifting blocking rod through the blocking rod.
Preferably, the heat preservation bag further comprises a furnace body lifting device. The furnace body lifting device comprises a furnace body lifting hydraulic cylinder and a furnace body lifting rod. The furnace body lifting hydraulic cylinders are uniformly arranged on the upper part of the outer wall of the furnace body. The upper end of furnace body lifter is connected with furnace body hydraulic cylinder, and its bottom is connected with the removal frame.
Preferably, the top of the furnace body is also provided with a furnace body lifting hydraulic station and a lifting positioning device. The furnace body lifting hydraulic station is connected with a furnace body lifting hydraulic cylinder, and the lifting positioning device is arranged on the furnace body. The furnace body lifting hydraulic station is connected with a furnace body lifting hydraulic cylinder.
Preferably, the thermal insulation bag further comprises an air exhaust device. The air extracting device comprises a vacuum pump and an air extracting pipe. The vacuum pump is arranged at the top of the furnace body, one end of the exhaust tube is connected with the vacuum pump, and the other end of the exhaust tube penetrates through the furnace cover and then is communicated with the inner cavity of the furnace body. The exhaust pipe is further provided with an inflation pipe and a detection exhaust pipe, and the detection exhaust pipe is located between the inflation pipe and the vacuum pump.
Preferably, the exhaust pipe is further provided with a cooler. The cooler is located between the detection exhaust pipe and the vacuum pump.
Preferably, the thermal insulation bag further comprises a thermocouple. The thermocouple is arranged on the side wall of the furnace body, and the inner temperature sensing end of the thermocouple extends into the inner cavity of the furnace body.
Preferably, the thermal insulation bag further comprises a liquid level detection meter. The liquid level detection meter is arranged on the furnace cover, and the bottom end of the liquid level detection meter extends into the crucible.
Preferably, the heat preservation bag also comprises a control display screen. The control display screen is arranged on the furnace body, and the control display screen is respectively and independently connected with the moving mechanism, the heating device, the blocking rod lifting device, the furnace body lifting device, the air exhaust device, the thermocouple and the liquid level detector through electric signals.
In the utility model, the moving mechanism is arranged at the bottom of the furnace body of the middle heat-insulating bag, so that the middle heat-insulating bag can be rapidly moved and positioned. The moving mechanism comprises a moving frame, moving wheels and pre-laid guide rails. The guide rails are laid on two sides above the atomizing device in parallel. A movable positioning device is arranged on one guide rail, a movable travel switch is arranged at a position corresponding to the movable positioning device on the other guide rail, horizontal movement of the middle thermal insulation bag can be easily and conveniently realized by moving wheels and the guide rails, and meanwhile, the movable travel switch is arranged at a position corresponding to the movable positioning device and the movable travel switch, so that the movable position of the middle thermal insulation bag can be accurately controlled, the middle thermal insulation bag is ensured to be perpendicular to the right above an atomizing device, and particularly, the bottom discharge spout of the middle thermal insulation bag is ensured to be perpendicular to the feeding direction of the atomizing device.
In the utility model, a furnace body lifting device is also arranged outside the furnace body of the middle heat-insulating bag and comprises furnace body lifting hydraulic cylinders and furnace body lifting rods, 4 symmetrical furnace body lifting hydraulic cylinders are arranged around the upper part of the furnace body of the general middle heat-insulating bag, the 4 furnace body lifting hydraulic cylinders respectively control the stretching of the 4 furnace body lifting rods, when a moving mechanism is adopted to move the middle heat-insulating bag to be right above the atomizing device, a furnace body lifting hydraulic station can be started, the furnace body lifting hydraulic cylinders control the furnace body lifting rods to be lifted and contracted, and the bottom discharge spout of the middle heat-insulating bag is effectively butted or separated with a feed inlet of the atomizer.
In the utility model, a lifting plug rod is arranged in the middle heat-insulating bag, a plug rod lifting device is arranged outside the furnace body, the plug rod lifting device comprises a plug rod, a cantilever and a plug rod hydraulic cylinder, and when the problems of blockage, equipment failure and the like occur and atomization, feeding, discharging and maintenance need to be stopped, a plug rod lifting hydraulic station is started, and the lifting of the lifting plug rod is controlled through the plug rod hydraulic cylinder, the cantilever and the plug rod, so that the butt joint and separation of a plug and a discharge spout are realized.
In the utility model, a resistance band heating device or a resistance wire heating device is arranged between the inside of the furnace body and the outside of the crucible so as to keep the molten metal in the crucible from being cooled and solidified. The general heating device adopts a three-phase 380V power supply as a power supply to carry out heating operation. Furthermore, a thermocouple temperature measuring device is arranged in the hearth, when the heating device heats the temperature in the hearth to a set temperature (such as 900 ℃, 950 ℃, 1000 ℃ and the like), the current temperature is maintained for a period of time (such as 0.5h, 1h, 2h and the like), a feed inlet above the furnace body is opened and is in butt joint with the melting furnace, then the molten metal in the melting furnace is transferred into a crucible of the middle heat-preserving container, meanwhile, a liquid level detector extending into a certain position in the crucible is arranged above the crucible of the middle heat-preserving container, and feeding can be stopped when the liquid level in the crucible reaches the upper part and is in contact with the liquid level detector.
In the utility model, the intermediate heat-preserving ladle is also provided with an air extractor (a vacuum extractor), when the molten metal in the melting furnace enters the crucible, the feed inlet of the furnace body is closed, the vacuum pump is started, and the hot air in the crucible enters the cooler through the vacuum extraction opening and the extraction pipe to be cooled and then is discharged through the vacuum pump. When the negative pressure value in the crucible is (for example, -150 to-200 Pa, the pressure value can be measured by detecting the exhaust pipe) to stop vacuumizing, then the inert protective gas is filled into the crucible through the inflation pipe until the pressure is increased to the positive pressure (for example, after 50 to 100 Pa), and then the crucible is waited for a period of time (for example, after 5 to 10min), measuring the oxygen content of the gas in the crucible by detecting an exhaust pipe, starting a vacuum pump for the second time, vacuumizing to negative pressure (for example-150 to-200 Pa), stopping vacuumizing, filling protective gas into the crucible again, increasing the pressure in the crucible to 50-100 Pa, and (3) waiting for 5-10 min, detecting the oxygen content of the gas in the crucible, starting to stop the operation when the oxygen content reaches less than 0.3%, otherwise, repeating the operation until the oxygen content reaches the standard, and vacuumizing until the pressure is not above-200 Pa, mainly aiming at preventing the material from being easy to deform at high temperature.
Generally, micro-positive pressure is required to be kept in the crucible at all times, generally 50-100 Pa, once the pressure is lower than +20Pa, protective gas (generally argon or nitrogen) is filled in the crucible through an inflation tube, when the pressure reaches 100Pa and stops inflation, and when the pressure is higher than 150Pa, an exhaust valve of a detection exhaust tube is automatically opened to exhaust redundant gas. Detecting the oxygen amount in the whole process of the intermediate heat-insulating bag, when the oxygen content is 0.3 percent, quickly filling new protective gas into the crucible through an inflation tube until the oxygen content in the crucible is lower than 0.3 percent, stopping inflation if the oxygen content is still higher than 0.3 percent during inflation and the pressure in the crucible is higher than 150Pa, starting an exhaust tube to discharge gas, stopping gas filling and discharging when the pressure is lower than 20Pa, continuing inflation, and repeating the steps until the oxygen content is lower than 0.3 percent.
In the utility model, the metal liquid poured into the middle heat-insulating bag is generally refined and deslagged in advance, so the heat-insulating bag is not refined and deslagged generally, in the actual working condition, after about 10 days of continuous production, the inner wall of the crucible can be scaled, and the inner wall of the crucible is refined and deslagged at the moment so as to avoid influencing the heat transfer function of the crucible. The refining device is also provided (the refining gas channel can be formed by the inner cavities of the plug rod and the lifting plug rod together, or the lifting plug rod is detached and replaced by an independent refining gas pipeline), a refining gas inlet pipe switch can be opened, argon or nitrogen is filled into the crucible through a refining gas inlet, whether the gas pressure in the crucible rises or not is checked, if the pressure rises, the refining device is normal, the rotating control mechanism is started, the refining and lifting plug rod or the independent refining gas pipeline rotates, the gas inlet amount is increased simultaneously, the crucible is refined and deslagged, the exhaust valve of the exhaust pipe is opened to exhaust gas, after refining is completed, the furnace cover on the upper part of the furnace cover is opened, and after scum is removed, the furnace cover is covered, and then deslagging is completed.
Compared with the prior art, the beneficial technical effects of the utility model are as follows:
1. the moving mechanism can realize the horizontal and rapid movement and positioning of the intermediate heat-insulating bag, effectively ensure the effective butt joint of the bushing discharge spout and the feed inlet of the atomizer, greatly improve the production efficiency, avoid the phenomena of material leakage and material sprinkling and improve the production safety.
2. By arranging the furnace body lifting device and the blocking rod lifting device, the butt joint and the separation of the furnace body and the atomizer can be flexibly adjusted and controlled, the butt joint and the separation of the plug and the discharge spout can be quickly realized, the advantages are provided for furnace shutdown charging, shutdown maintenance, fault removal and continuous production, and the production effect is further promoted. Meanwhile, the utility model also has the advantages of simple operation and control, small occupied area and low manual dependence.
Drawings
FIG. 1 is a schematic view of a forward structure of the intermediate thermal-insulation bag of the present invention.
FIG. 2 is a schematic top view of the intermediate thermal insulation package according to the present invention.
Reference numerals: 1: a furnace body; 101: a feed inlet; 102: a discharge port; 103: moving the frame; 104: a furnace cover; 105: a mobile control station; 2: a crucible; 201: a discharge spout; 3: a moving mechanism; 301: a moving wheel; 302: a guide rail; 303: moving the positioning device; 304: moving a travel switch; 4: an atomizing device; 5: a heating device; 6: a lifting plug rod; 601: a plug; 7: a blocking rod lifting device; 701: a stopper rod; 702: a cantilever; 703: a blocking rod hydraulic cylinder; 704: the blocking rod lifts the hydraulic station; 705: a refined gas inlet; 706: a refined gas channel; 707: a rotation control mechanism; 8: a furnace body lifting device; 801: a furnace body lifting hydraulic cylinder; 802: a furnace body lifting rod; 803: a furnace body lifting hydraulic station; 804: a lifting positioning device; 9: an air extraction device; 901: a vacuum pump; 902: an exhaust pipe; 903: an inflation tube; 904: detecting an exhaust pipe; 905: a cooler; 10: a thermocouple; 11: a liquid level detector; 12: and controlling the display screen.
Detailed Description
The technical solution of the present invention is illustrated below, and the claimed scope of the present invention includes, but is not limited to, the following examples.
A movable gas-shielded middle thermal insulation bag comprises a furnace body 1, a crucible 2 and a moving mechanism 3. The top of the furnace body 1 is provided with a feed inlet 101, and the bottom of the furnace body 1 is provided with a discharge outlet 102. The crucible 2 is arranged in the inner cavity of the furnace body 1, the upper opening of the crucible 2 is communicated with the feeding hole 101, and the bottom discharge spout 201 of the crucible 2 is communicated with the discharging hole 102. The moving mechanism 3 includes moving wheels 301 and a guide rail 302. The bottom of the furnace body 1 is also provided with a movable frame 103. The moving wheels 301 are disposed at the bottom of the moving carriage 103. The guide rails 302 are laid in parallel on both sides above the atomizing device 4. The upper edge of the furnace body 1 is also provided with a movable positioning device 303 and a movable travel switch 304. The moving carriage 103 is also provided with a moving control station 105.
Preferably, the thermal insulation pack further comprises a heating device 5. The heating device 5 is arranged in the inner cavity of the furnace body 1 outside the crucible 2. The heating device 5 is a resistance band heating device or a resistance wire heating device.
Preferably, the thermal insulation bag further comprises a lifting and dropping blocking rod 6, the lifting and dropping blocking rod 6 is arranged inside the crucible 2, and the top of the furnace body 1 is further provided with a furnace cover 104. The top end of the lifting plug rod 6 is connected with the furnace cover 104 and extends to the outside of the furnace body 1 after upwards penetrating through the furnace cover 104, and the bottom end thereof is provided with a plug 601 corresponding to the discharge spout 201. The lifting plug rod 6 controls the opening and closing of the discharge spout 201 by adjusting the height of the plug 601.
Preferably, the insulation bag further comprises a blocking rod lifting device 7. The plugging rod lifting device 7 comprises a plugging rod 701, a cantilever 702 and a plugging rod hydraulic cylinder 703. The blocking rod hydraulic cylinder 703 is fixed on the movable frame 103, the top end of a hydraulic rod of the blocking rod hydraulic cylinder 703 is fixedly connected with one end of the cantilever 702, the other end of the cantilever 702 is connected with the upper end of the blocking rod 701, and the bottom end of the blocking rod 701 is connected with the top end of the lifting blocking rod 6. The blocking rod hydraulic cylinder 703 controls the lifting and lowering operation of the lifting and lowering blocking rod 6 through the cantilever 702 and the blocking rod 701.
Preferably, a rod-plugging lifting hydraulic station 704 is further arranged on the top of the furnace body 1. The plugging rod lifting hydraulic station 704 is connected with a plugging rod hydraulic cylinder 703.
Preferably, a cavity is arranged inside the plug rod 701, and a refining gas inlet 705 communicated with the cavity is arranged on the outer wall of the plug rod 701. The inside of the lifting blocking rod 6 is also provided with a cavity, and the cavity of the lifting blocking rod 6 is communicated with the cavity of the plug rod 701 to form a refining gas channel 706 together. The rod wall of the lifting blocking rod 6 is provided with an air injection hole communicated with the cavity of the lifting blocking rod.
Preferably, the thermal insulation pack further comprises a rotation control mechanism 707. A rotation control mechanism 707 is provided on the cantilever 702 and is connected to the stem 701. The rotation control mechanism 707 controls the rotation of the elevation stopper lever 6 through the stopper lever 701.
Preferably, the heat preservation bag further comprises a furnace body lifting device 8. The furnace body lifting device 8 comprises a furnace body lifting hydraulic cylinder 801 and a furnace body lifting rod 802. The furnace body lifting hydraulic cylinders 801 are uniformly arranged on the upper part of the outer wall of the furnace body 1. The upper end of the furnace body lifting rod 802 is connected with the furnace body lifting hydraulic cylinder 801, and the bottom end of the furnace body lifting hydraulic cylinder is connected with the moving frame 103.
Preferably, the top of the furnace body 1 is also provided with a furnace body lifting hydraulic station 803 and a lifting positioning device 804. The furnace body lifting hydraulic station 803 is connected with a furnace body lifting hydraulic cylinder 801, and a lifting positioning device 804 is arranged on the furnace body 1.
Preferably, the thermal insulation bag further comprises an air suction device 9. The air extracting device 9 comprises a vacuum pump 901 and an air extracting pipe 902. The vacuum pump 901 is arranged at the top of the furnace body 1, one end of the exhaust pipe 902 is connected with the vacuum pump 901, and the other end of the exhaust pipe is communicated with the inner cavity of the furnace body 1 after penetrating through the furnace cover 104. The exhaust pipe 902 is further provided with an inflation pipe 903 and a detection exhaust pipe 904, and the detection exhaust pipe 904 is located between the inflation pipe 903 and the vacuum pump 901.
Preferably, a cooler 905 is further provided on the exhaust pipe 902. The cooler 905 is located between the detection exhaust pipe 904 and the vacuum pump 901.
Preferably, the thermal insulation bag further comprises a thermocouple 10. The thermocouple 10 is arranged on the side wall of the furnace body 1, and the inner temperature sensing end of the thermocouple extends into the inner cavity of the furnace body 1.
Preferably, the thermal insulation bag further comprises a liquid level detection meter 11. The level gauge 11 is disposed on the furnace cover 104, and the bottom end of the level gauge 11 extends into the crucible 2.
Preferably, the thermal insulation bag further comprises a control display screen 12. The control display screen 12 is arranged on the furnace body 1, and the control display screen 12 is respectively and independently connected with the moving mechanism 3, the heating device 5, the blocking rod lifting device 7, the furnace body lifting device 8, the air extraction device 9, the thermocouple 10 and the liquid level detection meter 11 through electric signals.
Example 1
A movable gas-shielded intermediate thermal insulation bag is shown in figures 1-2 and comprises a furnace body 1, a crucible 2 and a moving mechanism 3. The top of the furnace body 1 is provided with a feed inlet 101, and the bottom of the furnace body 1 is provided with a discharge outlet 102. The crucible 2 is arranged in the inner cavity of the furnace body 1, the upper opening of the crucible 2 is communicated with the feeding hole 101, and the bottom discharge spout 201 of the crucible 2 is communicated with the discharging hole 102. The moving mechanism 3 includes moving wheels 301 and a guide rail 302. The bottom of the furnace body 1 is also provided with a movable frame 103. The moving wheel 301 is disposed at the bottom of the moving frame 103. The guide rails 302 are laid in parallel on both sides above the atomizing device 4. The upper edge of the furnace body 1 is also provided with a movable positioning device 303 and a movable travel switch 304. The moving carriage 103 is also provided with a moving control station 105.
Example 2
Example 1 was repeated except that the thermal bag further included a heating device 5. The heating device 5 is arranged in the inner cavity of the furnace body 1 outside the crucible 2. The heating device 5 is a resistance wire heating device.
Example 3
Example 2 is repeated, except that the insulation bag further comprises a lifting blocking rod 6, the lifting blocking rod 6 is arranged inside the crucible 2, and the top of the furnace body 1 is further provided with a furnace cover 104. The top end of the lifting plug rod 6 is connected with the furnace cover 104 and extends to the outside of the furnace body 1 after upwards penetrating through the furnace cover 104, and the bottom end thereof is provided with a plug 601 corresponding to the discharge spout 201. The lifting plug rod 6 controls the opening and closing of the discharge spout 201 by adjusting the height of the plug 601.
Example 4
Example 3 is repeated except that the thermal insulation bag further comprises a blocking rod lifting device 7. The plugging rod lifting device 7 comprises a plugging rod 701, a cantilever 702 and a plugging rod hydraulic cylinder 703. The hydraulic cylinder 703 of the blocking rod is fixed on the movable frame 103, the top end of the hydraulic rod of the hydraulic cylinder 703 of the blocking rod is fixedly connected with one end of the cantilever 702, the other end of the cantilever 702 is connected with the upper end of the blocking rod 701, and the bottom end of the blocking rod 701 is connected with the top end of the lifting blocking rod 6. The blocking rod hydraulic cylinder 703 controls the lifting and lowering operation of the lifting and lowering blocking rod 6 through the cantilever 702 and the blocking rod 701.
Example 5
Example 4 is repeated except that a hydraulic rod lifting station 704 is further provided on the top of the furnace body 1. The plugging rod lifting hydraulic station 704 is connected with a plugging rod hydraulic cylinder 703.
Example 6
Example 5 is repeated except that the inside of the stopper rod 701 is provided with a cavity, and the outer wall of the stopper rod 701 is provided with a refining gas inlet 705 communicated with the cavity. The inside of the lifting blocking rod 6 is also provided with a cavity, and the cavity of the lifting blocking rod 6 is communicated with the cavity of the plug rod 701 to form a refined gas channel 706. The rod wall of the lifting blocking rod 6 is provided with an air injection hole communicated with the cavity of the lifting blocking rod.
Example 7
Example 6 is repeated except that the thermal bag further includes a rotation control mechanism 707. A rotation control mechanism 707 is provided on the cantilever 702 and is connected to the stem 701. The rotation control mechanism 707 controls the rotation of the elevation stopper lever 6 through the stopper lever 701.
Example 8
Example 7 was repeated except that the thermal-insulating bag further included a furnace body elevating device 8. The furnace body lifting device 8 comprises a furnace body lifting hydraulic cylinder 801 and a furnace body lifting rod 802. The furnace body lifting hydraulic cylinders 801 are uniformly arranged on the upper part of the outer wall of the furnace body 1. The upper end of the furnace body lifting rod 802 is connected with the furnace body lifting hydraulic cylinder 801, and the bottom end of the furnace body lifting hydraulic cylinder is connected with the moving frame 103.
Example 9
Example 8 is repeated, except that the top of the furnace body 1 is also provided with a furnace body lifting hydraulic station 803 and a lifting positioning device 804. The furnace body lifting hydraulic station 803 is connected with a furnace body lifting hydraulic cylinder 801, and a lifting positioning device 804 is arranged on the furnace body 1.
Example 10
Example 9 is repeated, except that the thermal insulating bag further comprises an air extracting device 9. The air suction device 9 comprises a vacuum pump 901 and an air suction pipe 902. The vacuum pump 901 is arranged at the top of the furnace body 1, one end of the exhaust pipe 902 is connected with the vacuum pump 901, and the other end thereof is communicated with the inner cavity of the furnace body 1 after passing through the furnace cover 104. The exhaust pipe 902 is further provided with an inflation pipe 903 and a detection exhaust pipe 904, and the detection exhaust pipe 904 is located between the inflation pipe 903 and the vacuum pump 901.
Example 11
Example 10 was repeated except that a cooler 905 was further provided to the exhaust pipe 902. The cooler 905 is located between the detection exhaust pipe 904 and the vacuum pump 901.
Example 12
Example 11 was repeated except that the thermal bag further included a thermocouple 10. The thermocouple 10 is arranged on the side wall of the furnace body 1, and the inner temperature sensing end of the thermocouple extends into the inner cavity of the furnace body 1.
Example 13
Example 12 is repeated except that the thermal container further includes a level gauge 11. The level gauge 11 is disposed on the furnace cover 104, and the bottom end of the level gauge 11 extends into the crucible 2.
Example 14
Example 13 is repeated except that the thermal bag also includes a control display 12. The control display screen 12 is arranged on the furnace body 1, and the control display screen 12 is respectively and independently in electric signal connection with the moving mechanism 3, the heating device 5, the blocking rod lifting device 7, the furnace body lifting device 8, the air extractor 9, the thermocouple 10 and the liquid level detector 11.
Claims (10)
1. The utility model provides a thermal-insulation bag in middle of portable gas protection which characterized in that: the heat preservation bag comprises a furnace body (1), a crucible (2) and a moving mechanism (3); a feed inlet (101) is formed in the top of the furnace body (1), and a discharge outlet (102) is formed in the bottom of the furnace body (1); the crucible (2) is arranged in the inner cavity of the furnace body (1), an opening above the crucible (2) is communicated with the feeding hole (101), and a bottom discharge spout (201) of the crucible (2) is communicated with the discharging hole (102); the moving mechanism (3) comprises a moving wheel (301) and a guide rail (302); the bottom of the furnace body (1) is also provided with a movable frame (103); the moving wheels (301) are arranged at the bottom of the moving frame (103); the guide rails (302) are laid on two sides above the atomizing device (4) in parallel; the upper edge part of the furnace body (1) is also correspondingly provided with a mobile positioning device (303) and a mobile travel switch (304), and the mobile frame (103) is also provided with a mobile control station (105).
2. The thermal insulating bag according to claim 1, characterized in that: the heat preservation bag also comprises a heating device (5); the heating device (5) is arranged in the inner cavity of the furnace body (1) outside the crucible (2); the heating device (5) is a resistance band heating device or a resistance wire heating device.
3. The thermal insulation bag according to claim 1 or 2, characterized in that: the heat preservation bag also comprises a lifting blocking rod (6), the lifting blocking rod (6) is arranged inside the crucible (2), and the top of the furnace body (1) is also provided with a furnace cover (104); the top end of the lifting plugging rod (6) is connected with the furnace cover (104), upwards penetrates through the furnace cover (104) and then extends to the outside of the furnace body (1), and the bottom end of the lifting plugging rod is provided with a plug (601) corresponding to the discharge spout (201); the lifting blocking rod (6) controls the opening and closing of the discharge spout (201) by adjusting the height of the plug (601).
4. The thermal pack according to claim 3, wherein: the heat preservation bag also comprises a blocking rod lifting device (7); the blocking rod lifting device (7) comprises a blocking rod (701), a cantilever (702) and a blocking rod hydraulic cylinder (703); the hydraulic rod of the hydraulic cylinder (703) is fixedly connected with one end of a cantilever (702), the other end of the cantilever (702) is connected with the upper end of a plug rod (701), and the bottom end of the plug rod (701) is connected with the top end of a lifting plug rod (6); the blocking rod hydraulic cylinder (703) controls the lifting action of the lifting blocking rod (6) through the cantilever (702) and the blocking rod (701);
a blocking rod lifting hydraulic station (704) is also arranged at the top of the furnace body (1); the blocking rod lifting hydraulic station (704) is connected with a blocking rod hydraulic cylinder (703).
5. The thermal pack according to claim 4, wherein: a cavity is arranged inside the plug rod (701), and a refining gas inlet (705) communicated with the cavity is arranged on the outer wall of the plug rod (701); a cavity is also formed in the lifting blocking rod (6), and the cavity of the lifting blocking rod (6) is communicated with the cavity of the plug rod (701) to form a refined gas channel (706); the rod wall of the lifting blocking rod (6) is provided with an air injection hole communicated with the cavity.
6. The thermal pack according to claim 5, wherein: the thermal insulation bag also comprises a rotation control mechanism (707); the rotation control mechanism (707) is arranged on the cantilever (702) and is connected with the plug rod (701); the rotation control mechanism (707) controls the rotation of the lifting blocking rod (6) through the blocking rod (701).
7. The thermal insulating bag according to any one of claims 4 to 6, wherein: the heat preservation bag also comprises a furnace body lifting device (8); the furnace body lifting device (8) comprises a furnace body lifting hydraulic cylinder (801) and a furnace body lifting rod (802); the furnace body lifting hydraulic cylinders (801) are uniformly arranged on the upper part of the outer wall of the furnace body (1); the upper end of the furnace body lifting rod (802) is connected with a furnace body lifting hydraulic cylinder (801), and the bottom end of the furnace body lifting rod is connected with the movable frame (103);
the top of the furnace body (1) is also provided with a furnace body lifting hydraulic station (803) and a lifting positioning device (804); the furnace body lifting hydraulic station (803) is connected with a furnace body lifting hydraulic cylinder (801), and the lifting positioning device (804) is arranged on the furnace body (1).
8. The thermal pack according to claim 7, wherein: the heat preservation bag also comprises an air extraction device (9); the air extracting device (9) comprises a vacuum pump (901) and an air extracting pipe (902); the vacuum pump (901) is arranged at the top of the furnace body (1), one end of the exhaust pipe (902) is connected with the vacuum pump (901), and the other end of the exhaust pipe penetrates through the furnace cover (104) and then is communicated with the inner cavity of the furnace body (1); the air exhaust pipe (902) is also provided with an air inflation pipe (903) and a detection exhaust pipe (904), and the detection exhaust pipe (904) is positioned between the air inflation pipe (903) and the vacuum pump (901);
a cooler (905) is also arranged on the air extraction pipe (902); the cooler (905) is located between the detection exhaust pipe (904) and the vacuum pump (901).
9. The thermal pack according to claim 8, wherein: the heat preservation bag also comprises a thermocouple (10); the thermocouple (10) is arranged on the side wall of the furnace body (1), and the inner temperature sensing end of the thermocouple extends into the inner cavity of the furnace body (1);
the heat preservation bag also comprises a liquid level detection meter (11); the liquid level detection meter (11) is arranged on the furnace cover (104), and the bottom end of the liquid level detection meter (11) extends into the crucible (2).
10. The thermal insulating bag according to claim 9, wherein: the heat preservation bag also comprises a control display screen (12); the control display screen (12) is arranged on the furnace body (1), and the control display screen (12) is respectively and independently in electric signal connection with the moving mechanism (3), the heating device (5), the blocking rod lifting device (7), the furnace body lifting device (8), the air extraction device (9), the thermocouple (10) and the liquid level detection meter (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123375865.0U CN216881690U (en) | 2021-12-29 | 2021-12-29 | Thermal-insulation bag in middle of portable gas protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123375865.0U CN216881690U (en) | 2021-12-29 | 2021-12-29 | Thermal-insulation bag in middle of portable gas protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216881690U true CN216881690U (en) | 2022-07-05 |
Family
ID=82211450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123375865.0U Active CN216881690U (en) | 2021-12-29 | 2021-12-29 | Thermal-insulation bag in middle of portable gas protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216881690U (en) |
-
2021
- 2021-12-29 CN CN202123375865.0U patent/CN216881690U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206794702U (en) | A kind of magnesium alloy semi-continuous casting device | |
| CN104259448A (en) | Casting method and device of magnesium alloy | |
| CN107030265A (en) | A kind of magnesium alloy semi-continuous casting device and method | |
| CN102601351A (en) | Vacuum pouring device for steel ingots without tundishes and pouring method of vacuum pouring device | |
| CN110508768A (en) | A kind of preparation method of high property copper alloy ingot casting | |
| CN106424655A (en) | Magnesium alloy low-pressure casting machine with high safety | |
| CN205254058U (en) | Amorphous constant voltage system belting | |
| CN103264145A (en) | Method for improving cleanliness of molten steel in first ladle of casting | |
| CN105964956B (en) | A kind of steel ingot vacuum induction furnace smelting casting method | |
| CN104841898A (en) | Method and device capable of producing multiple pieces of magnesium alloy cast sticks simultaneously | |
| CN216881690U (en) | Thermal-insulation bag in middle of portable gas protection | |
| CN107363252A (en) | The flow control device and method of Cleanliness of Molten Steel in a kind of raising casting process | |
| CN213614119U (en) | Device for improving oxygen-burning drainage accuracy of continuous casting steel ladle | |
| CN212443158U (en) | Vacuum melting atmosphere protection semi-continuous casting system | |
| CN219010411U (en) | Full-vacuum large-size electroslag remelting device | |
| CN116441501A (en) | Vacuum horizontal continuous casting and die casting device | |
| CN105772659B (en) | A kind of vaccum sensitive stove casting system | |
| CN205496532U (en) | Vertical multithread vacuum high temperature alloy continuous casting device | |
| CN206464540U (en) | A kind of operating platform of slide runner of continuous casting ladle hydraulic cylinder | |
| CN115533056A (en) | Vacuum electromagnetic stirring vertical continuous casting method and equipment | |
| CN212682434U (en) | Nitrogen protection device in water atomization metal powder pouring process | |
| CN213496463U (en) | Bottom pouring type molten steel purification device | |
| CN204052870U (en) | The closed tundish of Ni-based ultrafine powder vacuum melting horizontal continuous casting | |
| CN207026469U (en) | The flow control device of Cleanliness of Molten Steel in a kind of raising casting process | |
| CN108465790B (en) | Continuous liquid supply device for preparing large-size magnesium alloy long slab ingot and use method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A mobile gas protection intermediate insulation package Effective date of registration: 20231102 Granted publication date: 20220705 Pledgee: Hunan Luxi Rural Commercial Bank Co.,Ltd. Pledgor: LUXI COUNTY QUNXIANG NEW MATERIAL TECHNOLOGY Co.,Ltd.|Mi Chengqun Registration number: Y2023980063646 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |