CN211546600U - Device for refining chromium molybdenum alloy steel - Google Patents
Device for refining chromium molybdenum alloy steel Download PDFInfo
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- CN211546600U CN211546600U CN201922025622.0U CN201922025622U CN211546600U CN 211546600 U CN211546600 U CN 211546600U CN 201922025622 U CN201922025622 U CN 201922025622U CN 211546600 U CN211546600 U CN 211546600U
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- chromium molybdenum
- protection
- ladle
- tank body
- lifting lug
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Abstract
The utility model discloses a device of concise chromium molybdenum alloy steel belongs to metallurgical equipment technical field, the device including jar body, lug fixing device, lug, lifting lug axle fixing base, lifting lug axle, manual package device that inclines, protection security structure, package end protection contact, contact protector, wire an, jar body protection device, rotatory lid, package end protection contact, contact protector, wire an constitute package end induction system, jar body protection device comprises heating induction coil, temperature-sensing ware, wire b. The utility model discloses a newly-increased setting protection security structure, rotatory lid, package end induction system, jar body protection device, effectively solved the safety problem in the concise chromium molybdenum closes the steel, can avoid the incident to take place.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of metallurgical equipment, concretely relates to device of concise chromium molybdenum alloy steel.
[ background of the invention ]
The chromium molybdenum steel is widely used in mechanical equipment components in the industries of metallurgy, mine, building materials, cement, railway, electric power, petrochemical industry, military industry and the like, and the wear resistance and the service life of chromium molybdenum steel castings have very important relation with the metallurgical quality.
The traditional chromium molybdenum steel refining device comprises a furnace shell, a base and a refractory lining.
The prior universal device for refining chromium molybdenum steel has the following defects:
(1) the lack of a safety structure endangers the life safety of operators;
(2) the lack of a ladle cover causes large temperature loss and much energy consumption, and in addition, liquid splashes and unsafe factors exist;
(3) the furnace penetration accident is easily caused due to the lack of a ladle bottom induction device;
(4) the lack of a tank body protection device can not effectively protect the refractory lining on the upper part of the tank body and the whole set of device control system for refining chromium molybdenum steel, when molten steel seeps out of the refractory lining on the upper part of the tank body and is communicated with a furnace shell, the tank body protection device is turned on, and a melt main power supply can not be turned off in time, so that a furnace penetration accident occurs.
Therefore, in order to overcome the defects, the existing device for refining chromium molybdenum steel needs to be improved urgently so as to meet the requirement of industrial production.
[ Utility model ] content
The utility model provides a device for refining chromium molybdenum alloy steel, which solves the problem of how to improve the safety production and the like in the refining chromium molybdenum alloy steel.
For solving the technical problem, the utility model discloses a following technical scheme:
a device for refining chromium-molybdenum alloy steel comprises a tank body, a lifting lug fixing device, lifting lugs, a lifting lug fixing seat, a lifting lug, a manual ladle tilting device, a protective safety structure, a ladle bottom protective contact, a contact protector, a lead a, a tank body protective device and a rotary cover, wherein the tank body is connected with the lifting lugs through the lifting lug fixing seat and the lifting lug, the lifting lugs are provided with the lifting lug fixing device, one side of the lifting lug fixing seat is provided with the manual ladle tilting device, the protective safety structure is arranged between the tank body and a manual handle, the ladle bottom protective contact is embedded in a refractory lining at the bottom of the tank body, the contact protector is connected with the ladle bottom protective contact through the lead a, the tank body protective device consists of a heating induction ring, a temperature inductor and a lead b, the temperature inductor is connected with the heating induction ring through the lead b, and the heating induction ring is provided with a plurality of heating induction rings, each heating induction coil is arranged in the refractory lining on the upper part of the ladle body, and a rotary cover is arranged at the opening at the top of the ladle body.
Further, the tank body comprises a furnace shell, a base and a refractory lining, the furnace shell wraps the refractory lining, the refractory lining is arranged inside the tank body, and the base is arranged at the bottom of the tank body and used for supporting the whole tank body.
Further, the manual pouring device comprises a manual handle.
Further, the manual handle is a rotary type manual handle.
Further, the protective safety structure is a protective plate.
Further, the protection plate is a refractory plate.
Furthermore, the bottom-wrapping protection contact is made of a non-magnetic steel material.
Furthermore, the bottom protection contact is provided with 6
Further, the number of the heating induction coils is 4.
Further, each heating induction coil is arranged in the horizontal direction in the refractory lining on the upper part of the ladle body.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model discloses a newly-increased protection security structure that is provided with between jar body and the manual handle of device that concise chromium molybdenum closed the steel can provide for the workman of device one side operation that closes the steel at concise chromium molybdenum and shelter from to play jar body portion for the operation personnel and shelter from the effect, avoid carrying out manual operation before the device that high temperature refining chromium molybdenum closed the steel, can not ensure workman's safety.
(2) The utility model has the advantages that the rotary cover is additionally arranged at the opening at the top of the tank body of the device for refining chromium molybdenum alloy steel, so that the liquid of the chromium molybdenum alloy steel can be prevented from boiling in the air blowing process, the heat preservation of the chromium molybdenum alloy steel can be facilitated, the temperature loss can be reduced, and the energy consumption can be saved; can prevent the liquid of the chrome molybdenum alloy steel from splashing, ensure the safety of workers and avoid safety accidents.
(3) The utility model discloses the device of concise chromium molybdenum alloy steel sets up package end induction system through the increase, can the life of the fire-resistant lining of accurate control jar body bottom, and when jar body bottom fire-resistant lining was touched the package end protection contact because the ablation point that high temperature molten steel caused, early warning jar body bottom fire-resistant lining life-span had extremely, need in time change jar body bottom fire-resistant lining to avoid causing and wear the stove occurence of failure.
(4) The utility model discloses the device of concise chromium molybdenum alloy steel sets up jar body protection device through the increase and can effectively protect the fire-resistant lining in jar body upper portion and a whole set of device control system of concise chromium molybdenum alloy steel, and when the molten steel oozes jar body upper portion fire-resistant lining and switches on with the stove outer covering, jar body protection device opens, in time closes the fuse-element mains, avoids wearing the stove occurence of failure.
[ description of the drawings ]
FIG. 1 is a schematic view showing the structure of a device for refining chromium molybdenum alloy steel according to the present invention;
fig. 2 is a schematic structural view of the can body protecting device.
[ detailed description ] embodiments
The present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following embodiments. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.
As shown in fig. 1 and 2, a device for refining chromium molybdenum steel comprises a tank body 1, a lifting lug fixing device 2, a lifting lug 3, a lifting lug fixing seat 4, a lifting lug 5, a manual packaging tilting device 6, a protective safety structure 7, a rotary cover 8, a bottom-covered protective contact 9, a contact protector 10, a lead a 11 and a tank body protecting device 12; the tank body 1 comprises a furnace shell 1-1, a base 1-2 and a refractory lining 1-3, wherein the furnace shell 1-1 wraps the refractory lining 1-3, the refractory lining 1-3 is arranged in the tank body 1, and the base 1-2 is arranged at the bottom of the tank body 1 and is used for supporting the whole tank body 1; the tank body 1 is connected with a lifting lug 3 through a lifting lug shaft fixing seat 4 and a lifting lug shaft 5; the lifting lug 3 is provided with a lifting lug fixing device 2; a manual tilting device 6 is arranged on one side of the suspension trunnion fixing seat 4, and the manual tilting device 6 comprises a manual handle 6-1; a protective safety structure 7 is arranged between the tank body 1 and the manual handle 6-1, the protective safety structure 7 is a protective plate, and the protective plate is a refractory material plate; a rotary cover 8 is arranged at an opening at the top of the tank body 1; the ladle bottom protection device comprises ladle bottom protection contacts 9, contact protectors 10 and wires a 11, wherein the ladle bottom protection contacts 9 are embedded in fire-resistant linings 1-3 at the bottom of the tank body 1, the contact protectors 10 are connected with the ladle bottom protection contacts 9 through the wires a 11, the ladle bottom protection contacts are made of non-magnetic steel materials, and 6 ladle bottom protection contacts 9 are arranged; the tank body protection device 12 is composed of heating induction coils 12-1, a temperature inductor 12-2 and a lead wire b 12-3, wherein the temperature inductor 12-2 is connected with the heating induction coils 12-1 through the lead wire b 12-3, 3 induction contacts 12-1-1 are arranged on the heating induction coils 12-1, each heating induction coil 12-1 is arranged in the horizontal direction inside a refractory lining 1-1 on the upper portion of the tank body, each heating induction coil 12-1 is arranged at intervals of 400mm, and 4 heating induction coils 12-1 are arranged.
In order to make the present invention further disclosed sufficiently, the technical principle of the present invention is described below:
the novel chromium-molybdenum-steel refining device is characterized in that a protective safety structure is newly arranged between the tank body and the manual handle, the protective safety structure is a protective plate, and the protective plate is a refractory material plate and provides shielding for workers working on one side of the chromium-molybdenum-steel refining device. The workman arrives the utility model discloses before the device next door operation of concise chromium molybdenum alloy steel, install the guard plate earlier to play jar body portion for the operation personnel and shelter from the effect, avoid carrying out manual operation before the device of high temperature refining chromium molybdenum alloy steel, the workman safety has not been ensured. And (5) after the worker finishes the operation, detaching the protection plate.
A rotary cover is additionally arranged at the opening at the top of the tank body, so that the chromium molybdenum alloy molten steel liquid can be prevented from boiling in the blowing process, the heat preservation of the chromium molybdenum alloy molten steel is facilitated, the temperature loss is reduced, and the energy consumption is saved; can prevent the liquid of the chrome molybdenum alloy steel from splashing, ensure the safety of workers and avoid safety accidents.
The device for refining chromium molybdenum steel can accurately control the service life of the refractory lining at the bottom of the tank body by additionally arranging the ladle bottom sensing device, and when the refractory lining at the bottom of the tank body touches the ladle bottom protection contact due to the melting point caused by high-temperature molten steel, the early warning is that the service life of the refractory lining at the bottom of the tank body is up, and the refractory lining at the bottom of the tank body needs to be replaced in time, so that the occurrence of furnace penetration accidents is avoided.
The device for refining chromium molybdenum steel can effectively protect the refractory lining on the upper part of the tank body and the whole set of device control system for refining chromium molybdenum steel by additionally arranging the tank body protection device, and when molten steel seeps out of the refractory lining on the upper part of the tank body and is communicated with the furnace shell, the tank body protection device is started to timely turn off the melt main power supply, so that the occurrence of furnace penetration accidents is avoided.
The bottom of the tank body is provided with a base, so that the whole tank body can be supported, the tank body is prevented from being toppled, and safety accidents are avoided.
The manual ladle-dumping device can adopt a chromium-molybdenum alloy molten steel ladle reduction box and other devices, and comprises a manual handle which is a rotary manual handle, and the ladle body can be inclined at any angle, so that chromium-molybdenum alloy molten steel can be dumped conveniently.
The utility model discloses the work process of concise chromium molybdenum closes device of steel as follows:
under the lifting state of the device for refining chromium-molybdenum alloy steel, the process comprises the steps that equipment filled with chromium-molybdenum alloy molten steel is conveyed to a support of a casting machine, a crane hooks a lifting lug at the moment, the lifting lug is fixed on a tank body and cannot rotate freely, and the tank body is ensured not to shake left and right.
In the pouring state of the device for refining the chromium-molybdenum alloy steel, the rotary cover covers the opening at the top of the tank body, so that the temperature loss is reduced, and the energy consumption is saved; can prevent the liquid of the chrome molybdenum alloy steel from splashing, ensure the safety of workers and avoid safety accidents.
The workman arrives the utility model discloses before the device next door operation of concise chromium molybdenum alloy steel, install the guard plate earlier to play jar body portion for the operation personnel and shelter from the effect, avoid carrying out manual operation before the device of high temperature refining chromium molybdenum alloy steel, the workman safety can not be ensured, and the guard plate under the dismantlement is ended in the workman's operation.
And pouring the residual chromium-molybdenum molten steel or the unqualified chromium-molybdenum molten steel into a water return die or a smelting furnace by using a device for refining chromium-molybdenum steel by using a travelling crane for transporting the device for refining chromium-molybdenum steel in a water return state.
The above is a further detailed description of the present invention with reference to specific preferred embodiments, and it should not be considered that the present invention is limited to these descriptions, and that a person skilled in the art can make several simple deductions or substitutions without departing from the spirit of the present invention, which should be considered as belonging to the scope of the present invention as determined by the appended claims.
Claims (10)
1. A device for refining chromium molybdenum alloy steel is characterized in that: the ladle bottom protection device comprises a ladle body, a lifting lug fixing device, lifting lugs, a lifting lug shaft fixing seat, a lifting lug shaft, a manual ladle tilting device, a protection safety structure, a ladle bottom protection contact, a contact protector, a wire a, a ladle body protection device and a rotary cover, wherein the ladle body is connected with the lifting lugs through the lifting lug shaft fixing seat and the lifting lug shaft, the lifting lugs are provided with the lifting lug fixing device, one side of the lifting lug shaft fixing seat is provided with the manual ladle tilting device, the protection safety structure is arranged between the ladle body and a manual handle, the ladle bottom protection contact is embedded in a fire-resistant lining at the bottom of the ladle body, the contact protector is connected with the ladle bottom protection contact through the wire a, the ladle body protection device comprises a heating induction ring, a temperature inductor and a wire b, the temperature inductor is connected with the heating induction ring through the wire b, the heating induction ring is provided with a plurality of heating induction rings, and each, and a rotary cover is arranged at the opening at the top of the tank body.
2. An apparatus for refining chromium molybdenum steel as claimed in claim 1, characterized in that: the tank body comprises a furnace shell, a base and a refractory lining, the furnace shell wraps the refractory lining, the refractory lining is arranged in the tank body, and the base is arranged at the bottom of the tank body and used for supporting the whole tank body.
3. An apparatus for refining chromium molybdenum steel as claimed in claim 1, characterized in that: the manual pouring device comprises a manual handle.
4. An apparatus for refining chromium molybdenum steel as claimed in claim 3, characterized in that: the manual handle is a rotary manual handle.
5. An apparatus for refining chromium molybdenum steel as claimed in claim 1, characterized in that: the protective safety structure is a protective plate.
6. An apparatus for refining chromium molybdenum steel as claimed in claim 5, characterized in that: the protection plate is a refractory plate.
7. An apparatus for refining chromium molybdenum steel as claimed in claim 1, characterized in that: the bottom-wrapping protection contact is made of a non-magnetic steel material.
8. An apparatus for refining chromium molybdenum steel as claimed in claim 7, characterized in that: the bottom-wrapping protection contacts are provided with 6 contacts.
9. An apparatus for refining chromium molybdenum steel as claimed in claim 1, characterized in that: the number of the heating induction coils is 4.
10. An apparatus for refining chromium molybdenum steel as claimed in claim 1, characterized in that: each heating induction coil is arranged in the horizontal direction in the refractory lining on the upper part of the ladle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922025622.0U CN211546600U (en) | 2019-11-21 | 2019-11-21 | Device for refining chromium molybdenum alloy steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922025622.0U CN211546600U (en) | 2019-11-21 | 2019-11-21 | Device for refining chromium molybdenum alloy steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211546600U true CN211546600U (en) | 2020-09-22 |
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ID=72502164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922025622.0U Active CN211546600U (en) | 2019-11-21 | 2019-11-21 | Device for refining chromium molybdenum alloy steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211546600U (en) |
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2019
- 2019-11-21 CN CN201922025622.0U patent/CN211546600U/en active Active
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