CN204342825U - A kind of converter oxygen gun insert port water jacket device - Google Patents
A kind of converter oxygen gun insert port water jacket device Download PDFInfo
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- CN204342825U CN204342825U CN201420806070.1U CN201420806070U CN204342825U CN 204342825 U CN204342825 U CN 204342825U CN 201420806070 U CN201420806070 U CN 201420806070U CN 204342825 U CN204342825 U CN 204342825U
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Abstract
The utility model provides a kind of converter oxygen gun insert port water jacket device, comprise the water jacket body of tubulose and be arranged on the nitrogen seal device of water jacket bodies top, wherein be provided with joint flange between water jacket body and nitrogen seal device, this joint flange has upper and lower two panels flange, upper flange is welded on the bottom of nitrogen seal device, lower flange is fixedly mounted on the top of water jacket body, two panels flange is bolted, demounting bolt can make nitrogen seal device be separated with water jacket body, to change nitrogen seal device.This device adds nitrogen envelope seat joint flange, and nitrogen envelope seat is welded on flange, can not damage water-inlet header when changing nitrogen envelope seat.
Description
Technical field
The utility model relates to a kind of converter oxygen gun insert port water jacket device, particularly relate to a kind of for oxygen rifle go deep into converter carry out oxygen blast time, cooled flue gas, the water jacket device preventing flue gas excessive.
Background technology
In converter steelmaking process, oxygen rifle is inserted in converter and carries out oxygen blast smelting, needs perforate on the flue above converter and installs insert port water jacket.Because steel-making can produce a large amount of high-temperature flue gas, a part of high-temperature flue gas can be overflowed along oxygen rifle from the circumferential weld between oxygen rifle insert port water jacket and oxygen rifle, like this will damage equipment, harm personal security.Therefore need must arrange oxygen rifle nitrogen seal device at oxygen rifle insert port water jacket top.
Simultaneously under the baking of converter high-temperature flue gas, due to thermal expansion, flue easily produces distortion and displacement, cause the nitrogen envelope seat being positioned at oxygen rifle insert port water jacket top also can move thereupon, the misalignment of oxygen rifle and water jacket, when causing the rise and fall of oxygen rifle, nitrogen blocking and nitrogen seal seat binding face serious wear; Because the slag that oxygen rifle drops drops on nitrogen envelope seat, also exacerbate the wearing and tearing of nitrogen blocking and nitrogen envelope seat.Therefore nitrogen blocking and nitrogen envelope seat need regularly to change, and ensure the sealing effectiveness of oxygen rifle nitrogen seal device.
Current existing oxygen rifle insert port water(-cooling) jacket and nitrogen seal the type of attachment of seat for being welded to connect, its feature is the fixation of nitrogen envelope seat, when oxygen rifle promotes, due to oxygen rifle dross, nitrogen can not be sealed seat to scrape from oxygen rifle insert port water jacket top, but because nitrogen envelope seat needs often to change, employing is welded to connect, each replacing all needs old nitrogen envelope seat to cut down, welding upper new nitrogen envelope seat after otch is polished flat, replacing workload is large, construct loaded down with trivial details, often change due to the nitrogen envelope seat base plate part that is water-inlet header and easily damage water-inlet header, make oxygen muzzle water jacket lifetime.
Summary of the invention
In order to overcome the above problems, the utility model provides a kind of converter oxygen gun insert port water jacket device, and this device adds nitrogen envelope seat joint flange, and nitrogen envelope seat is welded on flange, can not damage water-inlet header when changing nitrogen envelope seat.
To achieve these goals, the utility model provides a kind of converter oxygen gun insert port water jacket device, comprise the water jacket body of tubulose and be arranged on the nitrogen seal device of water jacket bodies top, wherein be provided with joint flange between water jacket body and nitrogen seal device, this joint flange has upper and lower two panels flange, upper flange is welded on the bottom of nitrogen seal device, lower flange is fixedly mounted on the top of water jacket body, two panels flange is bolted, demounting bolt can make nitrogen seal device be separated with water jacket body, to change nitrogen seal device.
As further improvement of the utility model, the corresponding flange bolt hole be provided with for erection bolt on the upper lower flange of joint flange, wherein the flange bolt hole of lower flange is slotted hole, so that bolt is to hole.
As further improvement of the utility model, water jacket body comprises the water-inlet header being arranged on top, and the bottom of water-inlet header is provided with out water manifold, water-inlet header and go out between water manifold to be provided with dividing plate, and the bottom going out water manifold is provided with base plate.
As further improvement of the utility model, the external rings of water jacket body is provided with water distribution header, is evenly equipped with multiple distribution piping between water distribution header and water-inlet header, and the water coolant prepared in water distribution header, enters into water-inlet header through distribution piping; The lower end of water distribution header is provided with collects header, collects header and go out between water manifold to be evenly equipped with multiple manifold trunk, and the water be recovered to out in water manifold flow into and collects in header from manifold trunk.
As further improvement of the utility model, water-inlet header with go out water manifold and be the round shape header that inner core and urceolus form.
As further improvement of the utility model, be tube wall outside water jacket body, tube wall becomes round shape by many endothermic tube solid matters, and this tube wall comprises interior pipe and outer tube, and wherein, the top of pipe extend in water-inlet header; The top of outer tube with go out water manifold and be communicated with, interior pipe is connected with the bottom of outer tube, and water coolant enters into interior pipe from water-inlet header, flow into outer tube, and then flow into out in water manifold from outer tube from the bottom of interior pipe.
As further improvement of the utility model, the top of interior pipe is provided with laval nozzle, to prevent the water coolant backflow entering into interior pipe.
As further improvement of the utility model, dividing plate is provided with multiple circular hole passed for interior pipe, so that interior pipe top enters into water-inlet header; Base plate is provided with multiple open holes for being communicated with outer tube, with by outer tube with go out water manifold and be communicated with.
As further improvement of the utility model, nitrogen seal device includes the nitrogen blocking be arranged in the middle of nitrogen seal device, and ring is located at the nitrogen envelope seat of nitrogen blocking outside, and the internal surface that the outside surface of nitrogen blocking and nitrogen seal seat forms the trim matched.
As further improvement of the utility model, the top of outer tube and go out between water manifold to adopt saddle to seal, saddle is welded on out on water manifold.
The advantage that the utility model has is,
(1) be provided with nitrogen envelope seat joint flange in the utility model, nitrogen envelope seat is welded on flange, can not damage water-inlet header when changing nitrogen envelope seat;
(2) the two panels companionflange in the utility model is bolted, and only needs demounting bolt when changing nitrogen envelope seat, makes the water jacket device in the utility model remove and install conveniently;
(3) flange bolt hole in the utility model on water-inlet header is slotted hole, and bolt is convenient to hole, is easy to the installation of nitrogen envelope seat.
Accompanying drawing explanation
Fig. 1 is the structural representation of converter oxygen gun insert port water jacket in the utility model;
Fig. 2 is the partial enlarged drawing of I in Fig. 1;
Fig. 3 is A-A sectional drawing in Fig. 1.
Embodiment
Below, by exemplary embodiment, the utility model is specifically described.But should be appreciated that element, structure and feature in an embodiment also can be attached in other embodiments valuably when not describing further.
See Fig. 1-Fig. 3, as shown in the figure, converter oxygen gun insert port water jacket device of the present utility model comprises the water jacket body of tubulose and is arranged on the nitrogen seal device of water jacket bodies top, wherein be provided with joint flange 8 between water jacket body and nitrogen seal device, this joint flange 8 has upper and lower two panels flange, upper flange is welded on the bottom of nitrogen seal device, lower flange is fixedly mounted on the top of water jacket body, two panels flange is bolted, like this, only demounting bolt is needed when changing nitrogen seal device, the water jacket device in the utility model is made to remove and install conveniently, the corresponding flange bolt hole 11 be provided with for erection bolt on the upper lower flange of joint flange 8, wherein the flange bolt hole of lower flange is preferably slotted hole, so that bolt is to hole, be easy to the installation of nitrogen seal device, solve owing to running under water jacket long term high temperature, produce distortion, and make the problem of two panels joint flange bolt hole not easily centering.
With further reference to accompanying drawing, as shown in the figure, water jacket body comprises the water-inlet header 3 being arranged on top, the bottom of water-inlet header 3 is provided with out water manifold 5, water-inlet header 3 and go out between water manifold 5 to be provided with dividing plate 12, and this dividing plate 12 is circular, the bottom going out water manifold 5 is provided with base plate 13, base plate 13 is also circular, with consistent with the water jacket body of tubulose, prevents out the water in water manifold 5 to spill.
The outer setting of water jacket body has water distribution header 1, is evenly equipped with multiple distribution piping 2, the water coolant prepared in water distribution header 1, enters into water-inlet header 3 through distribution piping 2 between water distribution header 1 and water-inlet header 3; The lower end of water distribution header 1 is provided with collects header 7, collects header 7 and go out between water manifold 5 to be evenly equipped with multiple manifold trunk 6, and the water be recovered to out in water manifold 5 flow into and collects in header 7 from manifold trunk 6.
Above-mentioned water-inlet header 3 with go out water manifold 5 and make inner core by roll of steel plate and urceolus forms round shape header.
It is tube wall 4 outside water jacket body, tube wall 4 becomes round shape by many endothermic tube solid matters, this tube wall 4 comprises interior pipe 9 and outer tube 10, outer tube 10 adopts thick-walled seamless steel pipes, interior pipe 9 adopts common weldless steel tube, wherein the top of interior pipe 9 is provided with laval nozzle, and the top of interior pipe 9 extend in water-inlet header 3, and the water using laval nozzle to be conducive to making to enter into from water-inlet header interior pipe does not reflux; The top of outer tube 10 with go out water manifold 5 and be communicated with, adopt saddle sealing, saddle is with to go out water manifold 5 welded together; Interior pipe 9 is connected with the bottom of outer tube 10, and such water coolant enters into interior pipe from water-inlet header, is flowing in outer tube 10, and then flow into out in water manifold 5 from outer tube 10 from the bottom of interior pipe.Outer tube top UNICOM goes out water manifold 5, and interior pipe 9 passes through out water manifold 5, and top is stretched in water-inlet header 3.As a kind of embodiment, dividing plate 12 is provided with multiple circular hole (not shown) of passing for interior pipe, so that interior pipe top enters into water-inlet header; Base plate 13 is provided with multiple open holes (not shown) for being communicated with outer tube, with by outer tube with go out water manifold and be communicated with.
With further reference to accompanying drawing, the nitrogen seal device being arranged on water jacket bodies top includes the nitrogen blocking 14 be arranged in the middle of nitrogen seal device, and ring is located at the nitrogen envelope seat 15 of nitrogen blocking 14 outside, the internal surface that the outside surface of nitrogen blocking 14 and nitrogen seal seat 15 forms the trim matched.
Below in conjunction with concrete installation process, converter oxygen gun insert port water jacket device is further detailed: when nitrogen envelope seat 15 changed by needs, only need the bolt by two panels nitrogen seals between seat joint flange 8 to take apart, the nitrogen envelope seat 15 being fixed on water jacket top can be unloaded; Again a slice nitrogen envelope seat joint flange 8 is made, by new nitrogen envelope seat and joint flange 8 axis centering, and be welded on joint flange 8, the joint flange 8 nitrogen being sealed seat aligns with joint flange 8 bolt hole at water jacket top is supporting, erection bolt, nut, complete the replacing of nitrogen envelope seat.
Be appreciated that the utility model is described by some embodiments, those skilled in the art know, when not departing from spirit and scope of the present utility model, can carry out various change or equivalence replacement to these characteristic sum embodiments.In addition, under instruction of the present utility model, can modify to adapt to concrete situation and material to these characteristic sum embodiments and spirit and scope of the present utility model can not be departed from.Therefore, the utility model is by the restriction of specific embodiment disclosed herein, and the embodiment in the right of all the application of falling into all belongs in the scope that the utility model protects.
Claims (10)
1. a converter oxygen gun insert port water jacket device, it is characterized in that, comprise the water jacket body of tubulose and be arranged on the nitrogen seal device of water jacket bodies top, wherein be provided with joint flange (8) between water jacket body and nitrogen seal device, this joint flange (8) has upper and lower two panels flange, upper flange is welded on the bottom of nitrogen seal device, lower flange is fixedly mounted on the top of water jacket body, two panels flange is bolted, demounting bolt can make nitrogen seal device be separated with water jacket body, to change nitrogen seal device.
2. converter oxygen gun insert port water jacket device according to claim 1, it is characterized in that, the corresponding flange bolt hole (11) be provided with for erection bolt on the upper lower flange of joint flange (8), wherein the flange bolt hole of lower flange is slotted hole, so that bolt is to hole.
3. converter oxygen gun insert port water jacket device according to claim 1, it is characterized in that, water jacket body comprises the water-inlet header (3) being arranged on top, the bottom of water-inlet header (3) is provided with out water manifold (5), water-inlet header (3) and go out between water manifold (5) to be provided with dividing plate (12), the bottom going out water manifold (5) is provided with base plate (13).
4. converter oxygen gun insert port water jacket device according to claim 3, it is characterized in that, the external rings of water jacket body is provided with water distribution header (1), multiple distribution piping (2) is evenly equipped with between water distribution header (1) and water-inlet header (3), the water coolant prepared in water distribution header (1), enters into water-inlet header (3) through distribution piping (2); The lower end of water distribution header (1) is provided with collects header (7), collect header (7) and go out between water manifold (5) and be evenly equipped with multiple manifold trunk (6), the water be recovered to out in water manifold (5) flow into and collects in header (7) from manifold trunk (6).
5. converter oxygen gun insert port water jacket device according to claim 3 or 4, is characterized in that, water-inlet header (3) with go out water manifold (5) and be the round shape header that inner core and urceolus form.
6. converter oxygen gun insert port water jacket device according to claim 4, it is characterized in that, it is tube wall (4) outside water jacket body, tube wall (4) becomes round shape by many endothermic tube solid matters, this tube wall (4) comprises interior pipe (9) and outer tube (10), and wherein, the top of pipe (9) extend in water-inlet header (3); The top of outer tube (10) with go out water manifold (5) and be communicated with, interior pipe (9) is connected with the bottom of outer tube (10), water coolant enters into interior pipe from water-inlet header, flow into outer tube (10) from the bottom of interior pipe, and then flow into out in water manifold (5) from outer tube (10).
7. converter oxygen gun insert port water jacket device according to claim 6, it is characterized in that, the top of interior pipe (9) is provided with laval nozzle, to prevent the water coolant backflow entering into interior pipe.
8. converter oxygen gun insert port water jacket device according to claim 6, is characterized in that, dividing plate (12) is provided with multiple circular hole passed for interior pipe, so that interior pipe top enters into water-inlet header; Base plate (13) is provided with multiple open holes for being communicated with outer tube, with by outer tube with go out water manifold and be communicated with.
9. converter oxygen gun insert port water jacket device according to claim 1, it is characterized in that, nitrogen seal device includes the nitrogen blocking (14) be arranged in the middle of nitrogen seal device, and ring is located at outside nitrogen envelope seat (15) of nitrogen blocking (14), the internal surface that the outside surface of nitrogen blocking (14) and nitrogen seal seat (15) forms the trim matched.
10. converter oxygen gun insert port water jacket device according to claim 1, is characterized in that, the top of outer tube (10) and go out between water manifold (5) to adopt saddle to seal, and saddle is welded on out on water manifold (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420806070.1U CN204342825U (en) | 2014-12-17 | 2014-12-17 | A kind of converter oxygen gun insert port water jacket device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420806070.1U CN204342825U (en) | 2014-12-17 | 2014-12-17 | A kind of converter oxygen gun insert port water jacket device |
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| Publication Number | Publication Date |
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| CN204342825U true CN204342825U (en) | 2015-05-20 |
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| CN201420806070.1U Active CN204342825U (en) | 2014-12-17 | 2014-12-17 | A kind of converter oxygen gun insert port water jacket device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106399623A (en) * | 2016-05-24 | 2017-02-15 | 江苏永钢集团有限公司 | Oxygen lance nitrogen sealing plug |
-
2014
- 2014-12-17 CN CN201420806070.1U patent/CN204342825U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106399623A (en) * | 2016-05-24 | 2017-02-15 | 江苏永钢集团有限公司 | Oxygen lance nitrogen sealing plug |
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