CN206396272U - RH vacuum refining furnace vacuum chambers - Google Patents
RH vacuum refining furnace vacuum chambers Download PDFInfo
- Publication number
- CN206396272U CN206396272U CN201621481467.3U CN201621481467U CN206396272U CN 206396272 U CN206396272 U CN 206396272U CN 201621481467 U CN201621481467 U CN 201621481467U CN 206396272 U CN206396272 U CN 206396272U
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- vacuum chamber
- vacuum
- railing
- fixed platform
- platform
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Abstract
The utility model discloses a kind of RH vacuum refining furnaces vacuum chamber, including vacuum chamber cylinder and the gudgeon being arranged on vacuum chamber cylinder, trunnion base, supporting leg and alloy chute, this RH vacuum refining furnaces vacuum chamber also includes the fixed platform for being used to stand for maintenance personal being fixed on vacuum chamber cylinder and the railing for being used to protect being connected with fixed platform, wherein, the opening for being docked with maintenance platform is offered on railing, the dodge gate being flexibly connected with railing is installed in the opening, opening is opened or closed during dodge gate folding.This RH vacuum refining furnace vacuum chambers, eliminate the gap in the prior art between vacuum chamber and maintenance platform, so that the safety problem during maintenance of effective guarantee vacuum chamber.
Description
Technical field
The utility model is related to vacuum metallurgy technology field, more particularly to a kind of RH vacuum refining furnaces vacuum chamber.
Background technology
Build resistance to material in the vacuum chamber of vacuum refining furnace by laying bricks or stones, need scheduled maintenance update.In view of the economy of the resistance to material of vacuum chamber
Property, maintenance period, the factor, existing vacuum refining furnace such as working environment when building by laying bricks or stones（Especially below 200t stove）Substantially use
Segmented vacuum chamber.Because segmented vacuum chamber uses Forced water cooling at abutted flange, it is understood that there may be local cold spot causes to glue
Slag, therefore also have part steel mill preference monoblock type vacuum chamber.No matter overall or split type vacuum chamber is used, newly upper vacuum fine
Furnace is generally lower online to arrange single vacuum chamber maintenance area.It is provided with maintenance platform, maintenance platform and is provided with maintenance area
The perforate being engaged with vacuum chamber, because of the safe distance in view of handling, platform perforate must be bigger than vacuum chamber.When vacuum chamber not
When repairing position, platform tapping need to set railing to ensure safety；When vacuum chamber, which is hoisted to maintenance position, to be repaired, platform
Railing can influence storage and the maintenance operation of vacuum chamber, now then need to remove railing, after railing removes, vacuum chamber and platform
Between there is gap.
Therefore, on the one hand, due to the presence gap between platform and vacuum chamber, safety work is still suffered from during maintenance activity hidden
Suffer from.On the other hand, the need for the railing of maintenance position need to be according to maintenance, the dismounting of repeatability is carried out, thus needs regular carry
The movable railing of steel, adds the labor intensity of workman；And it is bothersome due to carrying movable railing, movable railing often turns into
Ornaments, are thrown on one side, so actually cause maintenance position when not having vacuum chamber, platform aperture perimeters do not have railing, make
Into potential safety hazard.
Utility model content
Main purpose of the present utility model is to provide a kind of RH vacuum refining furnaces vacuum chamber, it is intended to eliminate vacuum chamber maintenance
Potential safety hazard during operation.
To achieve the above object, the utility model provide a kind of RH vacuum refining furnaces vacuum chamber, including vacuum chamber cylinder with
And gudgeon, trunnion base, supporting leg and alloy chute on vacuum chamber cylinder are arranged at, in addition to be fixed on the vacuum chamber cylinder
Be used for for maintenance personal stand fixed platform and be connected with the fixed platform be used for protection railing, wherein,
The opening for being docked with maintenance platform is offered on the railing, is provided with and is flexibly connected with railing in the opening
Dodge gate, during the dodge gate folding by it is described opening open or close.
Preferably, the lateral wall of the vacuum chamber cylinder is provided with fixed platform except the area just above of alloy chute.
Preferably, it is width with the direction of the diameter parallel of gudgeon, the direction vertical with the axis of gudgeon is length
Direction, in the direction of the width, distance is between the outward flange and vacuum chamber cylinder lateral wall of the fixed platform and railing
200-250mm, in the longitudinal direction, distance is equal between the outward flange and vacuum chamber cylinder lateral wall of the fixed platform and railing
For 400-800mm.
Preferably, the fixed platform includes many girders from the vacuum chamber cylinder lateral wall toward external radiation, connection
The secondary beam of many girders, the landing slab being fixed on the framework of the girder and secondary beam formation, the railing are welded in institute
State on secondary beam.
Preferably, the girder is with vacuum chamber cylinder by being welded to connect, and the secondary beam is with girder by being welded to connect.
Preferably, the top of the railing is less than the top of vacuum chamber cylinder.
Preferably, the rail height is 1.0-1.2m.
The utility model proposes RH vacuum refining furnace vacuum chambers, have the advantages that：
1st, by setting the vacuum chamber with fixed platform, operation can be carried out during maintenance on the stationary platform, is eliminated existing
Gap in technology between vacuum chamber and maintenance platform, so that the safety problem during maintenance of effective guarantee vacuum chamber；
2nd, by setting the vacuum chamber with fixed platform, it is to avoid the carrying of movable railing on maintenance platform, effectively subtract
The light labor intensity of workman, and thoroughly avoid due to not filling railing in actual mechanical process, the safety that may be brought
Hidden danger；
3rd, fixed platform can be set in monoblock type vacuum chamber and split type vacuum chamber, and it is wide using scope.
Brief description of the drawings
Fig. 1 is the overlooking the structure diagram of the utility model RH vacuum refining furnace vacuum chamber preferred embodiments；
Fig. 2 is main structure diagram when the utility model RH vacuum refining furnace vacuum chambers are split type vacuum chamber；
Fig. 3 is main structure diagram when the utility model RH vacuum refining furnace vacuum chambers are monoblock type vacuum chamber.
In figure, 1- vacuum chamber cylinders, 2- railings, 3- supporting legs, 4- alloy chutes, 5- gudgeons, 6- fixed platforms.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that specific embodiment described herein is not used to limit this only to explain the utility model
Utility model.
It should be noted that in description of the present utility model, term " transverse direction ", " longitudinal direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, are for only for ease of description the utility model and simplify description, are not to indicate or dark
Specific orientation must be had, with specific azimuth configuration and operation by showing the device or element of meaning, therefore it is not intended that right
Limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or dark
Show relative importance.
Referring to figs. 1 to Fig. 3（Part fixed platform and the structure of railing are eliminated in Fig. 2 and Fig. 3）, this preferred embodiment
In, a kind of RH vacuum refining furnaces vacuum chamber, including vacuum chamber cylinder 1 and the gudgeon 5, the gudgeon 5 that are arranged on vacuum chamber cylinder 1
Seat, supporting leg 3 and alloy chute 4（Gudgeon 5, gudgeon 5, supporting leg 3 and alloy chute 4 are welded in vacuum chamber cylinder 1 from top to bottom
On）, this RH vacuum refining furnaces vacuum chamber also includes being fixed on flat for the fixation for maintenance personal's standing on vacuum chamber cylinder 1
Platform 6 and the railing 2 for being used to protect being connected with fixed platform 6, wherein,
The opening for being docked with maintenance platform is offered on railing 2, is provided with what is be flexibly connected with railing 2 in the opening
Dodge gate, opens or closes opening during dodge gate folding.
Further, the lateral wall of vacuum chamber cylinder 1 is provided with fixed platform 6 except the area just above of alloy chute 4.
Existing vacuum chamber is inevitably present unbalance loading due to being provided with alloy chute 4.Difference as the case may be, vacuum chamber exists
During handling, there is different degrees of inclination.Therefore, in the lifting job that vacuum chamber is risen and fallen, this inclination and true
Empty room positioning precision is contradicted.If directly increasing counterweight to improve this unbalance loading, system energy consumption can be increased again, by contrast not
Calculate.In the present embodiment, the lateral wall of vacuum chamber cylinder 1 is provided with fixed platform 6 except the area just above of alloy chute 4,
The unbalance loading that vacuum chamber alloy chute 4 is brought can be effectively improved, reduces vacuum chamber handling space, and improve lifting operation difficulty
And equipment safety, while reducing cost of manufacture.
Specifically, it is width with the direction of the diameter parallel of gudgeon 5（That is X-direction in Fig. 1）, the axis with gudgeon 5
Vertical direction is length direction（That is Y-direction in Fig. 1）, in the direction of the width, the outward flange of fixed platform 6 and railing 2 with it is true
Distance is 200-250mm between the lateral wall of empty room cylinder 1, in the longitudinal direction, the outward flange of fixed platform 6 and railing 2 with
Distance is 400-800mm between the lateral wall of vacuum chamber cylinder 1.
Distance between the outward flange and the lateral wall of vacuum chamber cylinder 1 of fixed platform 6 and railing 2 is set to 200-250mm,
So as to prevent that fixed platform 6 and railing 2 produce interference to it during allocation and transportation gudgeon 5 when allocating and transporting vacuum chamber cylinder 1.
Specifically, in the present embodiment, fixed platform 6 include many girders from the lateral wall of vacuum chamber cylinder 1 toward external radiation,
The secondary beam of many girders, the landing slab being fixed on the framework that girder and secondary beam are formed are connected, railing 2 is welded on secondary beam.It is main
Beam is with vacuum chamber cylinder 1 by being welded to connect, and secondary beam is with girder by being welded to connect.In the present embodiment, secondary beam is a breach
Rectangle mount structure, girder is in-line structure.
The top of railing 2 is less than the top of vacuum chamber cylinder 1.The height of railing 2 is 1.0-1.2m.Railing 2 can pass through
Many steel-pipe weldings are formed.
The RH vacuum refining furnace vacuum chambers that the present embodiment is proposed, have the advantages that：
1st, by setting the vacuum chamber with fixed platform 6, operation can be carried out during maintenance in fixed platform 6, is eliminated existing
There is a gap between vacuum chamber and maintenance platform in technology, so that the safety problem during maintenance of effective guarantee vacuum chamber；
2nd, by setting the vacuum chamber with fixed platform 6, it is to avoid the carrying of movable railing 2 on maintenance platform, effectively
The labor intensity of workman is alleviated, and is thoroughly avoided due to not filling railing 2 in actual mechanical process, the peace that may be brought
Full hidden danger；
3rd, fixed platform 6 can be set in monoblock type vacuum chamber and split type vacuum chamber, and it is wide using scope.
Preferred embodiment of the present utility model is these are only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure transformation made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other correlations
Technical field, is similarly included in scope of patent protection of the present utility model.
Claims (7)
1. a kind of RH vacuum refining furnaces vacuum chamber, including vacuum chamber cylinder and the gudgeon, the gudgeon that are arranged on vacuum chamber cylinder
Seat, supporting leg and alloy chute, it is characterised in that also stood including being fixed on being used on the vacuum chamber cylinder for maintenance personal
Fixed platform and be connected with the fixed platform be used for protect railing, wherein,
The opening for being docked with maintenance platform is offered on the railing, the work being flexibly connected with railing is installed in the opening
Dynamic door, opens or closes the opening during dodge gate folding.
2. RH vacuum refining furnaces vacuum chamber as claimed in claim 1, it is characterised in that the lateral wall of the vacuum chamber cylinder is removed
The area just above of alloy chute is provided with fixed platform.
3. RH vacuum refining furnaces vacuum chamber as claimed in claim 2, it is characterised in that the direction with the diameter parallel of gudgeon is
Width, the direction vertical with the axis of gudgeon is length direction, in the direction of the width, the fixed platform and railing it is outer
Distance is 200-250mm between edge and vacuum chamber cylinder lateral wall, in the longitudinal direction, the fixed platform and railing
Distance is 400-800mm between outward flange and vacuum chamber cylinder lateral wall.
4. RH vacuum refining furnaces vacuum chamber as claimed in claim 1, it is characterised in that the fixed platform is included by described true
Empty room cylinder lateral wall toward external radiation many girders, connect many girders secondary beam, be fixed on the girder and secondary beam
Landing slab on the framework of formation, the railing is welded on the secondary beam.
5. RH vacuum refining furnaces vacuum chamber as claimed in claim 4, it is characterised in that the girder passes through with vacuum chamber cylinder
It is welded to connect, the secondary beam is with girder by being welded to connect.
6. the RH vacuum refining furnace vacuum chambers as described in any one in claim 1 to 5, it is characterised in that the railing
Top is less than the top of vacuum chamber cylinder.
7. RH vacuum refining furnaces vacuum chamber as claimed in claim 6, it is characterised in that the rail height is 1.0-1.2m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621481467.3U CN206396272U (en) | 2016-12-30 | 2016-12-30 | RH vacuum refining furnace vacuum chambers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621481467.3U CN206396272U (en) | 2016-12-30 | 2016-12-30 | RH vacuum refining furnace vacuum chambers |
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| Publication Number | Publication Date |
|---|---|
| CN206396272U true CN206396272U (en) | 2017-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621481467.3U Active CN206396272U (en) | 2016-12-30 | 2016-12-30 | RH vacuum refining furnace vacuum chambers |
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| CN (1) | CN206396272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106755746A (en) * | 2016-12-30 | 2017-05-31 | 中冶南方工程技术有限公司 | RH vacuum refining furnace vacuum chambers |
-
2016
- 2016-12-30 CN CN201621481467.3U patent/CN206396272U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106755746A (en) * | 2016-12-30 | 2017-05-31 | 中冶南方工程技术有限公司 | RH vacuum refining furnace vacuum chambers |
| CN106755746B (en) * | 2016-12-30 | 2019-04-19 | 中冶南方工程技术有限公司 | RH vacuum refining furnace vacuum chamber |
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