CN207066108U - A kind of vacuum levitation melting stove bell - Google Patents
A kind of vacuum levitation melting stove bell Download PDFInfo
- Publication number
- CN207066108U CN207066108U CN201721052711.9U CN201721052711U CN207066108U CN 207066108 U CN207066108 U CN 207066108U CN 201721052711 U CN201721052711 U CN 201721052711U CN 207066108 U CN207066108 U CN 207066108U
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- China
- Prior art keywords
- bell
- levitation melting
- melting stove
- charge door
- temperature measuring
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Abstract
The utility model discloses a kind of vacuum levitation melting stove bell, and it includes infrared temperature measuring pipe, and infrared temperature measuring pipe insertion is arranged at bell center of top, air inlet pipe is provided with infrared temperature measuring pipe side wall, the bottom of infrared temperature measuring pipe is provided with shutter；Insertion is provided with online charge door in bell side wall, and online charge door is provided with flapper valve, online charge door up and down and is connected with charging chute adjacent to the side at bell edge；Insertion is provided with observation window on the bell side wall other end, and dizzy window is provided with observation window.The utility model can lead to cooling water in time by setting the structures such as online charge door, observation window, and all aperture positions are equipped with sealing gasket and ensure equipment sealing, have the advantages that easy for installation, simple and reliable for structure, cost-effective.
Description
Technical field
The utility model belongs to field of metallurgical equipment, and in particular to a kind of vacuum levitation melting stove bell.
Background technology
Vacuum magnetic suspension smelting furnace is a kind of visual plant for preparing high pure metal, and levitation melting techniques are that the present age is most advanced
One of material preparation technology.Make the melting technique that the state to suspend completely is in by melt material in fusion process, using this
It need not be contacted during kind technology with crucible, be directly suspended in by melt material in induction coil, exclude the pollution of crucible material.To active
Metal and alloy, refractory metal and alloy, and superpure metal and alloy prepare it is significant.
In levitation melting techniques, Cold crucible induction melting technology has been obtained for more application.This technology is most prominent
The advantages of include：Purity height can be prepared, composition is uniform and accurate material；Very high smelting temperature, metal material can be obtained
Suspension smelting process almost carried out under the conditions of vacuum or gas shield.
There are problems in existing vacuum melting furnace bell, such as in fusion process and melting terminates, if can not and
When logical cooling water, easily cause high temperature to make crucible melting；If equipment sealing is bad in fusion process will air entrance,
Make to be melt metal oxidation；If excessive gas is attached to observation window, it is difficult to be observed to being melt metal；If material deficiency needs
, can only end operation melting again during addition.
The content of the invention
The utility model is directed to the above-mentioned deficiency of prior art, there is provided a kind of vacuum that can conveniently install material additional in time
Suspension smelting furnace bell.
In order to solve the above technical problems, the utility model employs following technical proposal：
Provide a kind of vacuum levitation melting stove bell, it is characterised in that including be provided with bell infrared temperature measuring pipe and
Observation window；Insertion is provided with online charge door in bell side wall, and online charge door is provided with two flapper valves, online charge door
The side at neighbouring bell edge is connected with charging chute.
In above-mentioned technical proposal, it is preferred that flapper valve is upper and lower two baffle plates, and cavity is provided between two baffle plates.
In above-mentioned technical proposal, it is preferred that the cavity between flapper valve is connected with burner hearth with linker.
In above-mentioned technical proposal, it is preferred that the opening position in the side wall of online charge door between two layers of baffle plate is set
There is air bleeding valve.
In above-mentioned technical proposal, it is preferred that the air inlet pipe communicated therewith, infrared measurement of temperature are provided with infrared temperature measuring pipe side wall
The bottom of pipe is provided with shutter.
In above-mentioned technical proposal, it is preferred that the shutter of infrared measurement of temperature bottom of the tube is connected with regulating valve, and regulating valve runs through stove
Cover and extend to above bell.
In above-mentioned technical proposal, it is preferred that dizzy window is provided with observation window.
In above-mentioned technical proposal, it is preferred that side-inlet is provided with the side wall of observation window, side-inlet is arranged at dizzy window
Top.
In above-mentioned technical proposal, it is preferred that 3 side-inlets are evenly distributed with observation window.
In above-mentioned technical proposal, it is preferred that bell and the thermocouple that can be moved relative to bell are provided through on bell.
The main beneficial effect of above-mentioned vacuum levitation melting stove bell provided by the utility model is：
, can be in fusion process and after melting terminates, timely to stove by setting online charge door and charging chute
Interior logical cooling water, crucible in protection stove；By setting double-deck material baffle, the sealing of equipment is can effectively ensure that, prevents from melting
Metal oxidation is melt during refining；By setting linker and air bleeding valve, can make in the cavity between double-deck material baffle
Gas is formed with consistent in smelting furnace, and material carrying air should be added by, which preventing, enters in smelting furnace；By setting observation window, it is easy to
It is observed to being melt metal, by setting dizzy window and side air inlet pipe, prevents excessive gas attachment observation window, it is difficult to observe；It is logical
Setting thermocouple is crossed, is easy to timely and conveniently monitor the in-furnace temperature in fusion process；By setting infrared temperature measuring pipe and blocking
Plate, it can easily detect in-furnace temperature in melting before and after.
Brief description of the drawings
Fig. 1 faces schematic cross-sectional view for vacuum levitation melting stove bell.
Fig. 2 is the left view schematic cross-sectional view of vacuum levitation melting stove bell.
Fig. 3 is the top view of vacuum levitation melting stove bell.
Wherein, 1, thermocouple, 2, air inlet pipe, 3, infrared temperature measuring pipe, 4, shutter, 5, online charge door, 6, air bleeding valve, 7,
Flapper valve, 8, linker, 9, charging chute, 10, observation panel, 11, dizzy window, 12, side-inlet, 13, screw.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1 to Figure 3, its be vacuum levitation melting stove bell structural representation.
Vacuum levitation melting stove bell of the present utility model includes infrared temperature measuring pipe 3, online charge door 5, the and of observation window 10
Thermocouple 1, the insertion of infrared temperature measuring pipe 3 are arranged at the top of bell and hit exactly, and infrared temperature measuring pipe 3 is a cylinder-like structure, infrared measurement of temperature
The bottom of pipe 3 is provided with shutter 4, and the bottom of shutter 4 is connected with bull stick, and bull stick is of an L-shaped structure, and bull stick runs through bell, bull stick
End be arranged at bell top, by rotating bull stick, the position of shutter 4 can be moved, and then be opened and closed infrared temperature measuring pipe 3；It is red
Air inlet pipe 2 is provided with the side wall of outer temperature tube 3, for being passed through protective gas, such as inert gas.When need open shutter 4
During with measurement temperature, protective gas is first passed through, then carry out thermometric.
Online charge door 5 penetrates the side for being arranged at bell, and online charge door 5 is in cylindrical structure, and online charge door 5 is set
There are two flapper valves 7 up and down, be cavity between flapper valve 7, the insertion of flapper valve 7 is arranged at outside online charge door 5, flapper valve 7
For a bull stick, by rotating bull stick, flapper valve can be opened or closed；The side wall of cavity is connected with burner hearth linker 8, with connecting
The relative opposite side of logical device 8 is provided with air bleeding valve 6；In charging, lower block plate valve 7 is first closed before addition, prevents melting
Furnace gas and cross-ventilation, overhead gage valve 7 at this moment could be opened, add material, be then shut off overhead gage valve 7, open exhaust
Valve 6 and linker 8, make the high temperature and high pressure gas in smelting furnace under pressure and temperature diffusion, the gas componant in cavity
It is changed into identical with smelting furnace, then opens the blowing of lower block plate valve 7, linker 8 and lower block plate valve is closed after discharging material.
Online charge door 5 is connected with charging chute 9 adjacent to the side at bell edge, and charging chute 9 extends to crucible in stove,
The horizontal sextant angle of charging chute is 45 °, and angle is too low, is unfavorable for supports for material down-sliding.By charging chute 9, it is easy to add into stove
Material.
Observation window 10 is in cylindrical structure, and the bottom insertion of observation window 10 is arranged at bell side wall, and the upper end of observation window 10 is set
There is windowpane, the middle part of observation window 10 is provided with dizzy window 11, is provided with side air inlet pipe 12 between dizzy window 11 and windowpane, enters by side
Tracheae 12 is filled with protective gas, avoids excessive air from being attached to observation window 10, influences observing effect.
Insertion is provided with thermocouple 1 in bell side wall, is easy to timely and conveniently monitor the in-furnace temperature in fusion process；Stove
The edge of lid is provided with screw hole, is connected by screw 12 with body of heater.
Specific embodiment of the present utility model is described above, in order to which those skilled in the art understand
The utility model, it should be apparent that the utility model is not limited to the scope of embodiment, to the common skill of the art
For art personnel, if various change in the spirit and scope of the present utility model that appended claim limits and determines,
These changes are it will be apparent that all utilize the innovation and creation of the utility model design in the row of protection.
Claims (10)
1. a kind of vacuum levitation melting stove bell, it is characterised in that including bell, infrared temperature measuring pipe is provided with the bell
And observation window (10) (3)；Insertion is provided with online charge door (5) in bell side wall, and the bottom of online charge door (5) is provided with
Lower block plate valve (7), the side at the neighbouring bell edge of online charge door (5) are connected with charging chute (9).
2. vacuum levitation melting stove bell according to claim 1, it is characterised in that the flapper valve (7) has upper and lower two
It is individual, it is provided with cavity between two layers of baffle plate.
3. vacuum levitation melting stove bell according to claim 2, it is characterised in that cavity between flapper valve (7) with
Burner hearth is connected with linker (8).
4. vacuum levitation melting stove bell according to claim 2, it is characterised in that the side of the online charge door (5)
Opening position on wall between two layers of baffle plate is provided with air bleeding valve (6).
5. vacuum levitation melting stove bell according to claim 1, it is characterised in that infrared temperature measuring pipe (3) side wall
On be provided with the air inlet pipe (2) communicated therewith, the bottom of infrared temperature measuring pipe (3) is provided with shutter (4).
6. vacuum levitation melting stove bell according to claim 5, it is characterised in that infrared temperature measuring pipe (3) bottom
Shutter (4) be connected with regulating valve, the regulating valve is through bell and extends to above bell.
7. vacuum levitation melting stove bell according to claim 1, it is characterised in that be provided with the observation window (10)
Dizzy window (11).
8. vacuum levitation melting stove bell according to claim 7, it is characterised in that in the side wall of the observation window (10)
Side-inlet (12) is provided with, the side-inlet (12) is arranged above dizzy window (11).
9. vacuum levitation melting stove bell according to claim 8, it is characterised in that uniformly divide on the observation window (10)
It is furnished with 3 side-inlets (12).
10. vacuum levitation melting stove bell according to claim 1, it is characterised in that be provided through on the bell
Bell and the thermocouple (1) that can be moved relative to bell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721052711.9U CN207066108U (en) | 2017-08-22 | 2017-08-22 | A kind of vacuum levitation melting stove bell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721052711.9U CN207066108U (en) | 2017-08-22 | 2017-08-22 | A kind of vacuum levitation melting stove bell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207066108U true CN207066108U (en) | 2018-03-02 |
Family
ID=61516454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721052711.9U Active CN207066108U (en) | 2017-08-22 | 2017-08-22 | A kind of vacuum levitation melting stove bell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207066108U (en) |
-
2017
- 2017-08-22 CN CN201721052711.9U patent/CN207066108U/en active Active
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