CN104457280A - Rapid replacement device for carbon-oxygen gun steel tube - Google Patents
Rapid replacement device for carbon-oxygen gun steel tube Download PDFInfo
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- CN104457280A CN104457280A CN201410583360.9A CN201410583360A CN104457280A CN 104457280 A CN104457280 A CN 104457280A CN 201410583360 A CN201410583360 A CN 201410583360A CN 104457280 A CN104457280 A CN 104457280A
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- black box
- steel pipe
- oxygen lance
- carbon oxygen
- container cavity
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- Treatment Of Steel In Its Molten State (AREA)
Abstract
The invention discloses a rapid replacement device, particularly discloses a rapid replacement device for a carbon-oxygen gun steel tube, belongs to the technical field of metallurgical production device accessory design, and provides the rapid replacement device which is high in replacement speed and good in sealing effect after replacement and is used for the carbon-oxygen gun steel tube. The rapid replacement device comprises a sealing assembly, a pressing and locking mechanism and a connecting sleeve connected to one end of the carbon-oxygen gun steel tube in a sleeving mode. The sealing assembly is pressed and connected in a radial gap between one end of the carbon-oxygen gun steel tube and the connecting sleeve through the pressing and locking mechanism and seals the radial gap.
Description
Technical field
The present invention relates to a kind of quick replacement device, especially relate to a kind of quick replacement device for carbon oxygen lance steel pipe, belong to metallurgical production equipment duplicate design and manufacturing technology field.
Background technology
Consumable furnace gate carbon-oxygen lance is the visual plant in the middle of electric arc furnace smelting, and how efficiency utilization then directly affects is smelted rhythm, reduces production cost.And in smelting process, oxygen blast or the steel pipe that blows carbon exist due to loss, need often change.The replacing steel pipe of the carbon oxygen lance steel pipe of current structure is both inconvenient, expends time in especially again, simultaneously in Renewal process as the poorly sealed situation that also there is gas leakage or powder, except affecting service efficiency, also there is great potential safety hazard.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of replacing speed fast, the quick replacement device for carbon oxygen lance steel pipe of good sealing effect after changing.
For solving the problems of the technologies described above adopted technical scheme be: a kind of quick replacement device for carbon oxygen lance steel pipe, comprise black box, compress locking mechanism and be socketed in the splice sleeve of described carbon oxygen lance steel tube end part, described black box is by described compression locking mechanism, be crimped in the radial clearance between described carbon oxygen lance steel tube end part and described splice sleeve, and close this radial clearance.
The invention has the beneficial effects as follows: by arranging a quick replacement device be made up of black box, the splice sleeve that compresses locking mechanism and be socketed in described carbon oxygen lance steel tube end part, and make described black box by described compression locking mechanism, be crimped in the radial clearance between described carbon oxygen lance steel tube end part and described splice sleeve, and close this radial clearance.Like this, when carrying out described carbon oxygen lance steel pipe and changing, only need unclamp described compression locking mechanism, in splice sleeve described in the end of described carbon oxygen lance steel pipe is inserted, and then by described black box by described compression locking mechanism, be crimped in the radial clearance between described carbon oxygen lance steel tube end part and described splice sleeve, and close this radial clearance, just complete the quick-replaceable of described carbon oxygen lance steel pipe, change speed fast.And close the radial clearance between carbon oxygen lance steel tube end part and described splice sleeve by black box, good sealing effect, while raising the efficiency, the quality changed can also be ensured.
Be further, the inner side of a described splice sleeve end is provided with black box container cavity, the end being positioned at inner side of described black box container cavity is provided with steel pipe positioning step, and the end being socketed in the described carbon oxygen lance steel pipe on described splice sleeve is located by described steel pipe positioning step; Black box described in the radial clearance being crimped between described carbon oxygen lance steel tube end part and described splice sleeve by described compression locking mechanism, is arranged in described black box container cavity.
Further, described black box is that end is provided with the rubber sealing boot endless tube compressing taper seat, one end of steel pipe positioning step described in the adjacent part of described black box container cavity is provided with the taper suitable with described compression taper seat and holds step; Be crimped on the described rubber sealing boot endless tube in described black box container cavity by described compression locking mechanism, hold step by described compression taper seat and described taper, the radial clearance described in sealing cooperatively interacted in the process of crimping.
Be further, the other end of described rubber sealing boot endless tube is also provided with described compression taper seat, described compression locking mechanism is that an end is provided with externally threaded telescopic pipe, the inner side being provided with described external screw thread one end of described telescopic pipe is provided with the compression type conical bench suitable with described compression taper seat, and the end being positioned at outside at described black box container cavity is provided with the internal thread coordinated with described external screw thread; Be arranged in the described rubber sealing boot endless tube of described black box container cavity, be crimped in described black box container cavity by the external screw thread of described telescopic pipe and the internal thread of described black box container cavity, and again seal described radial clearance by described compression type conical bench with coordinating of described compression taper seat.
Be further, described quick replacement device also comprises one and screws handle, the described end screwing handle is provided with connecting thread, the other end of described telescopic pipe is provided with radial connecting thread hole, and the described handle that screws is screwed in described connecting thread hole by the described connecting thread of its end.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention for the quick replacement device of carbon oxygen lance steel pipe.
Be labeled as in figure: black box 1, compression locking mechanism 2, carbon oxygen lance steel pipe 3, splice sleeve 4, radial clearance 5, black box container cavity 6, steel pipe positioning step 7, compression taper seat 8, taper hold step 9, compress type conical bench 10, screw handle 11, connecting thread hole 12.
Detailed description of the invention
That a kind of replacing speed provided by the invention is fast as shown in Figure 1, the quick replacement device for carbon oxygen lance steel pipe of good sealing effect after changing.Described quick replacement device comprises black box 1, compression locking mechanism 2 and is socketed in the splice sleeve 4 of described carbon oxygen lance steel pipe 3 end, described black box 1 is by described compression locking mechanism 2, be crimped in the radial clearance 5 between described carbon oxygen lance steel pipe 3 end and described splice sleeve 4, and close this radial clearance 5.By arrange one by black box 1, compress the quick replacement device that locking mechanism 2 and the splice sleeve 4 that is socketed in described carbon oxygen lance steel pipe 3 end form, and make described black box 1 by described compression locking mechanism 2, be crimped in the radial clearance 5 between described carbon oxygen lance steel pipe 3 end and described splice sleeve 4, and close this radial clearance 5.Like this, when carrying out described carbon oxygen lance steel pipe 3 and changing, only need unclamp described compression locking mechanism 2, in splice sleeve 4 described in the end of described carbon oxygen lance steel pipe 3 is inserted, and then by described black box 1 by described compression locking mechanism 2, be crimped in the radial clearance 5 between described carbon oxygen lance steel pipe 3 end and described splice sleeve 4, and close this radial clearance 5, just complete the quick-replaceable of described carbon oxygen lance steel pipe, change speed fast.And close the radial clearance 5 between carbon oxygen lance steel pipe 3 end and described splice sleeve 4 by black box 1, good sealing effect, while raising the efficiency, the quality changed can also be ensured.
In above-mentioned embodiment, the speed that further raising is changed, the sealing effectiveness accurately and after changing of replacing, the inner side of described splice sleeve 4 one ends is provided with black box container cavity 6, the end being positioned at inner side of described black box container cavity 6 is provided with steel pipe positioning step 7, and the end being socketed in the described carbon oxygen lance steel pipe 3 on described splice sleeve 4 is located by described steel pipe positioning step 7, like this, when carrying out described carbon oxygen lance steel pipe 3 and changing, just described described compression locking mechanism 2 is being unclamped, take out waste and old carbon oxygen lance steel pipe 3, again first described black box 1 is put into described black box container cavity 6 before loading onto the carbon oxygen lance steel pipe 3 of renewal, and then described carbon oxygen lance steel pipe 3 is loaded in described splice sleeve 4, and located by described steel pipe positioning step 7, finally by described compression locking mechanism 2 described black box 1 is crimped onto described carbon oxygen lance steel pipe 3 end and described splice sleeve 4 between radial clearance 5 in, efficient and convenient, sealing effectiveness is good again.
In above-mentioned embodiment, described black box 1 is preferably end and is provided with the rubber sealing boot endless tube compressing taper seat 8, this enters, and one end of steel pipe positioning step 7 described in the adjacent part of described black box container cavity 6 is also provided with the taper suitable with described compression taper seat 8 and holds step 9; Like this, when described rubber sealing boot endless tube being crimped onto in described black box container cavity 6 by described compression locking mechanism 2, step 9 is held with described taper by described compression taper seat 8, the radial clearance 5 described in sealing cooperatively interacted in the process of crimping, more effectively can improve sealing effectiveness.
Due to when passing into oxygen or carbon in electric arc furnaces, all with pressure, if seal bad, or in use seal break-off, except affecting service efficiency, also there is great potential safety hazard.In order to solve the problem of described seal break-off to greatest extent, the other end of described rubber sealing boot endless tube is also provided with described compression taper seat 8, this enters, described compression locking mechanism 2 is that an end is provided with externally threaded telescopic pipe, and the inner side being provided with described external screw thread one end of described telescopic pipe is provided with the compression type conical bench 10 suitable with described compression taper seat 8, meanwhile, the end outside described black box container cavity 6 is positioned at is provided with the internal thread coordinated with described external screw thread; Like this, the described rubber sealing boot endless tube of described black box container cavity 6 will be arranged in, when being crimped in described black box container cavity 6 by the external screw thread of described telescopic pipe and the internal thread of described black box container cavity 6, can also again be sealed described radial clearance 5 with coordinating of described compression taper seat 8 by described compression type conical bench 10.
Simultaneously, conveniently by described cover endless tube fast spinning be positioned on the internal thread of outboard end to described black box container cavity 6, described quick replacement device also comprises one and screws handle 11, the described end screwing handle 11 is provided with connecting thread, the other end of described telescopic pipe is provided with radial connecting thread hole 12, and the described handle 11 that screws is screwed in described connecting thread hole 12 by the described connecting thread of its end.
Claims (5)
1. the quick replacement device for carbon oxygen lance steel pipe, it is characterized in that: comprise black box (1), compress locking mechanism (2) and be socketed in the splice sleeve (4) of described carbon oxygen lance steel pipe (3) end, described black box (1) is by described compression locking mechanism (2), be crimped in the radial clearance (5) between described carbon oxygen lance steel pipe (3) end and described splice sleeve (4), and close this radial clearance (5).
2. the quick replacement device for carbon oxygen lance steel pipe according to claim 1, it is characterized in that: the inner side of described splice sleeve (4) ends is provided with black box container cavity (6), the end being positioned at inner side of described black box container cavity (6) is provided with steel pipe positioning step (7), is socketed in the end of the described carbon oxygen lance steel pipe (3) on described splice sleeve (4) by described steel pipe positioning step (7) location; Black box (1) described in the radial clearance (5) being crimped between described carbon oxygen lance steel pipe (3) end and described splice sleeve they (4) by described compression locking mechanism (2), is arranged in described black box container cavity (6).
3. the quick replacement device for carbon oxygen lance steel pipe according to claim 2, it is characterized in that: described black box (1) is provided with for end the rubber sealing boot endless tube compressing taper seat (8), one end of steel pipe positioning step (7) described in the adjacent part of described black box container cavity (6) is provided with the taper suitable with described compression taper seat (8) and holds step (9); The described rubber sealing boot endless tube in described black box container cavity (6) is crimped on by described compression locking mechanism (2), step (9) is held, the radial clearance (5) described in sealing cooperatively interacted in the process of crimping by described compression taper seat (8) and described taper.
4. the quick replacement device for carbon oxygen lance steel pipe according to claim 3, it is characterized in that: on the other end of described rubber sealing boot endless tube, be also provided with described compression taper seat (8), described compression locking mechanism (2) is that an end is provided with externally threaded telescopic pipe, the inner side being provided with described external screw thread one end of described telescopic pipe is provided with the compression type conical bench (10) suitable with described compression taper seat (8), the end being positioned at outside described black box container cavity (6) is provided with the internal thread coordinated with described external screw thread, be arranged in the described rubber sealing boot endless tube of described black box container cavity (6), be crimped in described black box container cavity (6) by the external screw thread of described telescopic pipe and the internal thread of described black box container cavity (6), and again seal described radial clearance (5) by described compression type conical bench (10) with coordinating of described compression taper seat (8).
5. the quick replacement device for carbon oxygen lance steel pipe according to claim 4, it is characterized in that: described quick replacement device also comprises one and screws handle (11), the described end screwing handle (11) is provided with connecting thread, the other end of described telescopic pipe is provided with radial connecting thread hole (12), and the described handle (11) that screws is screwed in described connecting thread hole (12) by the described connecting thread of its end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410583360.9A CN104457280A (en) | 2014-10-27 | 2014-10-27 | Rapid replacement device for carbon-oxygen gun steel tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410583360.9A CN104457280A (en) | 2014-10-27 | 2014-10-27 | Rapid replacement device for carbon-oxygen gun steel tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104457280A true CN104457280A (en) | 2015-03-25 |
Family
ID=52903731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410583360.9A Pending CN104457280A (en) | 2014-10-27 | 2014-10-27 | Rapid replacement device for carbon-oxygen gun steel tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104457280A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332395A (en) * | 2019-06-27 | 2019-10-15 | 唐山钢铁集团有限责任公司 | A kind of oxygen lance safe connection equipment |
| CN111036433A (en) * | 2018-10-11 | 2020-04-21 | 株式会社斯巴鲁 | Sealant ejection device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2085897U (en) * | 1991-04-18 | 1991-10-02 | 首都钢铁公司 | Connector for oxygen lance |
| CN2195746Y (en) * | 1994-08-25 | 1995-04-26 | 顾太章 | Safety energy-saving oxygen blowing lance for electric arc furnace |
| CN2216184Y (en) * | 1995-03-26 | 1995-12-27 | 涟源钢铁股份有限公司技术开发部 | Oxygen-blown pipe joint |
| JPH10102123A (en) * | 1996-09-30 | 1998-04-21 | Toshiba Ceramics Co Ltd | Lance pipe for treating molten metal |
| CN2364053Y (en) * | 1999-01-21 | 2000-02-16 | 唐山钢铁集团有限责任公司 | Oxygen lance mouth seal device |
-
2014
- 2014-10-27 CN CN201410583360.9A patent/CN104457280A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2085897U (en) * | 1991-04-18 | 1991-10-02 | 首都钢铁公司 | Connector for oxygen lance |
| CN2195746Y (en) * | 1994-08-25 | 1995-04-26 | 顾太章 | Safety energy-saving oxygen blowing lance for electric arc furnace |
| CN2216184Y (en) * | 1995-03-26 | 1995-12-27 | 涟源钢铁股份有限公司技术开发部 | Oxygen-blown pipe joint |
| JPH10102123A (en) * | 1996-09-30 | 1998-04-21 | Toshiba Ceramics Co Ltd | Lance pipe for treating molten metal |
| CN2364053Y (en) * | 1999-01-21 | 2000-02-16 | 唐山钢铁集团有限责任公司 | Oxygen lance mouth seal device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036433A (en) * | 2018-10-11 | 2020-04-21 | 株式会社斯巴鲁 | Sealant ejection device |
| CN111036433B (en) * | 2018-10-11 | 2022-09-16 | 株式会社斯巴鲁 | Sealant ejection device |
| CN110332395A (en) * | 2019-06-27 | 2019-10-15 | 唐山钢铁集团有限责任公司 | A kind of oxygen lance safe connection equipment |
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| C06 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150325 |
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| RJ01 | Rejection of invention patent application after publication |