CN212426099U - Quick-change oxygen lance and quick-change male end trolley combination device - Google Patents
Quick-change oxygen lance and quick-change male end trolley combination device Download PDFInfo
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- CN212426099U CN212426099U CN202021093069.0U CN202021093069U CN212426099U CN 212426099 U CN212426099 U CN 212426099U CN 202021093069 U CN202021093069 U CN 202021093069U CN 212426099 U CN212426099 U CN 212426099U
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Abstract
The utility model relates to a quick-change oxygen lance and a quick-change male end trolley combination device, which comprises a quick-change oxygen lance and a quick-change male end trolley, wherein the quick-change oxygen lance comprises an oxygen lance nozzle, a lance body and a lance tail, the quick-change oxygen lance is provided with an oxygen elbow, a water inlet elbow and a water outlet elbow, the end parts of the oxygen elbow, the water inlet elbow and the water outlet elbow are provided with a quick-change female end fixing plate, the other side of the quick-change female end fixing plate is respectively provided with an oxygen pipe quick-change female end, a water inlet pipe quick-change female end and a water outlet pipe quick-change female end which correspond to the oxygen elbow, the water inlet elbow and the water outlet elbow, the quick-change male end trolley is provided with three quick-change male ends which are connected with the oxygen pipe quick-change female end, the water inlet pipe quick-change female end and the water outlet pipe quick-change female end, the utility model can realize the universal use of the oxygen lance, the installation difficulty is reduced.
Description
Technical Field
The utility model relates to a quick change oxygen rifle and public end dolly composite set of quick change belongs to steelmaking equipment technical field.
Background
The converter oxygen lance comprises a lance head, a lance body and a lance tail, wherein the lance tail is used for fixing the oxygen lance on a transmission mechanism, cooling water and oxygen are introduced simultaneously, the lance body is used for transferring the cooling water and the oxygen to the lance head and is also used as a part for conveying the lance head to a working position, and the lance head is used for supplying oxygen to metal in the converter, so that molten steel smelting is completed.
The converter oxygen lance tail oxygen inlet branch pipe, the water inlet branch pipe and the water return branch pipe are respectively provided with a standard flange, and are respectively connected with an oxygen pipeline and a cooling water pipeline on the converter through the standard flanges on the metal hose, and when the metal hose is arranged at the tail of the converter oxygen lance, the installation process has the following defects: when the converter oxygen lance is connected with the metal hose, the standard flange is adopted to connect the hose, so that the hose cannot be automatically aligned and positioned, and the connection mode of the standard flange makes the installation and the disassembly complicated, so that the tail of the converter oxygen lance cannot be quickly replaced.
The applicant applied for a utility model patent with patent number CN201820933140.8 in 2018, 6 and 15, and solved the problem that the connection mode of the standard flange makes the installation and disassembly complicated, but the following disadvantages exist: the gun seat on the quick-change oxygen lance is fixed, so that the quick-change oxygen lance cannot be universally used on a left quick-change male end trolley and a right quick-change male end trolley, and the oxygen lance cannot be conveniently adjusted to realize quick change; in addition, when the quick-change oxygen lance is installed and replaced, the quick-change oxygen lance interferes with the quick-change male end trolley, so that the installation cannot be carried out, and the installation difficulty is greatly increased.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to above not enough, provide a quick change oxygen rifle and public end dolly composite set of quick change, can realize that the quick change oxygen rifle is general on left and right quick change public end dolly, be convenient for adjust the oxygen rifle and realize quick change, make oxygen rifle and quick change public end dolly can not take place to interfere when the installation is changed, reduced the installation degree of difficulty.
In order to solve the technical problem, the utility model discloses a technical scheme as follows: the utility model provides a quick change oxygen rifle and public end dolly composite set of quick change, including quick change oxygen rifle and quick change public end dolly, the quick change oxygen rifle includes oxygen lance shower nozzle, the body of a gun and the tailstock, be equipped with the oxygen return bend on the quick change oxygen rifle, the return bend of intaking and the return bend of going out, the tip of oxygen return bend, the return bend of intaking and the return bend of going out is equipped with quick change female end fixed plate, the opposite side of quick change female end fixed plate is equipped with respectively with the oxygen return bend, the return bend of intaking, the female end of oxygen pipe quick change that the return bend of going out corresponds, intake pipe quick change female end, go out water pipe quick change female end, be equipped with on the quick change public end dolly with the public end of three quick change of oxygen pipe quick change, intake.
As a further improvement of the above technical solution:
the oxygen return bend is arranged at the central position of the quick-change female end fixing plate, the water inlet return bend and the water outlet return bend are respectively arranged at two sides of the oxygen return bend, included angles between the central line of the oxygen return bend and the central lines of the water return bend and the water outlet return bend are both 25 degrees, and connecting lines of the centers of the joints of the oxygen return bend, the water inlet return bend and the water outlet return bend and the quick-change female end fixing plate are on the same arc.
The quick-change male end trolley comprises a quick-change male end fixing plate, three quick-change male ends are arranged on the quick-change male end fixing plate, a quick-change male end base is arranged on one side of the quick-change male end fixing plate, a supporting clamping groove is formed in the quick-change male end base and used for placing a quick-change oxygen lance, after the quick-change oxygen lance is placed in the supporting clamping groove, the distance between the center of the quick-change oxygen lance and the center of the three quick-change male ends is equal, and the included angle between the connecting line of the center of the middle quick-change male end and the center of the quick-change oxygen lance.
And the included angle between the center of the two adjacent quick-change male ends and the connecting line of the centers of the quick-change oxygen lances is 25 degrees.
Be equipped with on the body of a gun and can follow 360 degrees free rotation's of oxygen rifle central axis stocks, the both sides of stocks are equipped with first oxygen rifle bracer and second oxygen rifle bracer respectively, are equipped with locking bolt between first oxygen rifle bracer and the stocks.
The periphery of the quick-change male end on the quick-change male end fixing plate is provided with a quick-change male end pressure plate, and a gap is formed between the quick-change male end and the quick-change male end pressure plate.
The upper edge part and the lower edge part of the quick-change female end fixing plate are both arc-shaped parallel to the connecting line.
And quick-change locking devices are arranged on the outer sides of the three quick-change male ends.
The gun body comprises an outer pipe, a middle pipe and an inner pipe, wherein a water outlet connecting pipe and a water inlet connecting pipe are respectively arranged outside the outer pipe, the water outlet connecting pipe is respectively communicated with the water outlet bent pipe and the outer pipe, and the water inlet connecting pipe is respectively communicated with the water inlet bent pipe and the middle pipe.
The lower end of the quick-change male end is connected with a quick-change male end connecting pipe, and a flange and a sealing gasket are arranged at the lower end of the quick-change male end connecting pipe.
The utility model adopts the technical scheme, has following advantage: the quick-change oxygen lance of the utility model is provided with a lance holder which can freely rotate along the central axis of the oxygen lance by 360 degrees, so that the quick-change oxygen lance can be universally used on left and right quick-change male end trolleys, the lance holder is provided with a locking bolt, and the lance holder is fixed by the locking bolt, thereby being convenient for adjusting the oxygen lance to realize quick change; the quick-change male end trolley is provided with three quick-change male ends, after the quick-change oxygen lance is placed in the supporting clamping groove, the distances between the center of the quick-change oxygen lance and the centers of the three quick-change male ends are equal, the included angle between the connecting line of the center of the middle quick-change male end and the center of the quick-change oxygen lance and the horizontal center line of the quick-change oxygen lance is 10 degrees, the three quick-change male ends are arranged at such positions that the quick-change oxygen lance and the quick-change male end trolley cannot interfere with each other during installation and replacement.
The present invention will be further explained with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic structural view of a quick-change oxygen lance in an embodiment of the utility model;
FIG. 2 is a schematic view of the structure of FIG. 1 taken along the line A;
FIG. 3 is a schematic structural view of a gun tail in an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion B of FIG. 1;
fig. 5 is a schematic structural view of a quick-change male end trolley in an embodiment of the present invention;
fig. 6 is a schematic perspective view of a quick-change male end cart in the embodiment of the present invention;
FIG. 7 is a cross-sectional view taken along line A-A of FIG. 5;
FIG. 8 is a schematic structural view of the quick-change oxygen lance mounted on the quick-change male end trolley in the embodiment of the utility model.
In the figure, 1-oxygen lance nozzle, 2-middle insertion pipe, 3-inner insertion pipe, 4-outer pipe, 5-middle pipe, 6-inner pipe, 7-lance holder, 8-first coupling ring, 9-water outlet connecting pipe, 10-second coupling ring, 11-water inlet connecting pipe, 12-reinforcing rib, 13-flange, 14-first split pin, 15-first pin shaft, 16-second split pin, 17-second pin shaft, 18-groove, 19-hanger connecting plate, 20-hanging plate, 21-lifting hook, 22-oxygen elbow, 23-water inlet elbow, 24-water outlet elbow, 25-quick-change female end fixing plate, 26-oxygen tube quick-change female end, 27-water tube quick-change female end, 28-ball valve, 29-first oxygen lance supporting block, 30-second oxygen gun support block, 31-gun body, 32-gun tail, 33-locking bolt, 34-quick-change male end, 35-sealing ring, 36-quick-change male end pressure plate, 37-quick-change male end fixing plate, 38-quick-change male end connecting pipe, 39-flange, 40-sealing gasket, 41-quick-change support plate, 42-quick-change locking device, 43-support clamping groove, 44-quick-change male end base, 45-gap and 46-quick-change oxygen gun.
Detailed Description
Example (b): as shown in the attached figures 1-4, the quick-change oxygen lance and quick-change male end trolley combined device comprises a quick-change oxygen lance 46 and a quick-change male end trolley.
The quick-change oxygen lance 46 comprises an oxygen lance nozzle 1, a lance body 31 and a lance tail 32, wherein a lance base 7 capable of freely rotating along the central axis of the oxygen lance in 360 degrees is arranged on the lance body 31, a first oxygen lance supporting block 29 and a second oxygen lance supporting block 30 are respectively arranged on two sides of the lance base 7, a locking bolt 33 is arranged between the first oxygen lance supporting block 29 and the lance base 7, and the lance base 7 is fixed through the locking bolt 33 so as to be convenient for adjusting the oxygen lance.
The gun body 31 is further provided with a water inlet bent pipe 23 and a water outlet bent pipe 24, the water inlet bent pipe 23 and the water outlet bent pipe 24 are respectively provided with a ball valve 28, the gun tail 32 is connected with an oxygen bent pipe 22, and the end parts of the oxygen bent pipe 22, the water inlet bent pipe 23 and the water outlet bent pipe 24 are provided with quick-change female end fixing plates 25.
The oxygen elbow 22 is arranged at the center of the quick-change female end fixing plate 25, the water inlet elbow 23 and the water outlet elbow 24 are respectively arranged at two sides of the oxygen elbow 22, and the oxygen pipe quick-change female end 26, the water inlet pipe quick-change female end (not shown) and the water outlet pipe quick-change female end 27 corresponding to the oxygen elbow 22, the water inlet elbow 23 and the water outlet elbow 24 are respectively arranged at the other side of the quick-change female end fixing plate 25.
The included angle between the center line of the oxygen elbow 22 and the center lines of the water elbow 23 and the water outlet elbow 24 is 25 degrees, connecting lines of the centers of the joints of the oxygen elbow 22, the water inlet elbow 23, the water outlet elbow 24 and the quick-change female end fixing plate 25 are on the same arc, the upper edge part and the lower edge part of the quick-change female end fixing plate 25 are both arc-shaped parallel to the connecting lines, and the upper edge part of the quick-change female end fixing plate 25 is provided with a groove 18.
A hanger connecting plate 19 is fixed on the gun tail 32, a hanging plate 20 is arranged on the outer side of the hanger connecting plate 19, a first pin shaft 15 and a second pin shaft 17 are respectively arranged between the hanging plate 20 and the hanger connecting plate 19, a first cotter pin 14 is inserted into the tail end of the first pin shaft 15, a second cotter pin 16 is inserted into the tail end of the second pin shaft 17, and the hanging plate 20 is connected with a lifting hook 21.
The gun body 31 comprises an outer pipe 4, a middle pipe 5 and an inner pipe 6, a first connecting ring 8, a second connecting ring 10 and a flange 13 are respectively arranged outside the outer pipe 4, a water outlet connecting pipe 9 is arranged between the first connecting ring 8 and the second connecting ring 10, a water inlet connecting pipe 11 is arranged between the second connecting ring 10 and the flange 13, a reinforcing rib 12 is arranged between the water inlet connecting pipe 11 and the flange 13, the water outlet connecting pipe 9 is respectively communicated with a water outlet bent pipe 24 and the outer pipe 4, and the water inlet connecting pipe 11 is respectively communicated with a water inlet bent pipe 23 and the middle pipe 5.
The oxygen lance nozzle 1 is connected with a middle insertion pipe 2 and an inner insertion pipe 3, the middle pipe 5 is connected with the middle insertion pipe 2, and the inner pipe 6 is connected with the inner insertion pipe 3.
As shown in the attached figures 5-8, the quick-change male end trolley comprises a left oxygen lance quick-change male end trolley and a right oxygen lance quick-change male end trolley, and the left oxygen lance quick-change male end trolley and the right oxygen lance quick-change male end trolley are symmetrically arranged.
Taking a left oxygen lance quick-change male end trolley as an example, the quick-change male end trolley comprises a quick-change male end fixing plate 37 and a quick-change supporting plate 41, the quick-change supporting plate 41 is arranged at the side part of the quick-change male end fixing plate 37, three quick-change male ends 34 are arranged on the quick-change male end fixing plate 37, quick-change locking devices 42 are arranged at the outer sides of the three quick-change male ends 34, the quick-change locking devices 42 are used for being connected with a quick-change female end fixing plate, a quick-change male end base 44 is arranged at one side of the quick-change male end fixing plate 37, a supporting clamping groove 43 is arranged on the quick-change male end base 44, the supporting clamping groove 43 is used for placing a quick-change oxygen lance 46, after the quick-change oxygen lance 46 is placed in the supporting clamping groove 43, the distance between the center of the quick-change oxygen lance 46 and the centers of the three quick-change male ends 34 is equal, the included angle between the, the three quick-change male ends 34 are arranged at such positions, so that the quick-change oxygen lance 46 and the quick-change male end trolley cannot interfere with each other during installation and replacement, and the installation difficulty is reduced.
A quick-change male end pressure plate 36 is arranged on the quick-change male end fixing plate 37 and located on the periphery of the quick-change male end 34, a bolt is arranged between the quick-change male end pressure plate 36 and the quick-change male end fixing plate 37, the quick-change male end pressure plate 36 is fixed on the quick-change male end fixing plate 37 through the bolt, and a gap 45 is arranged between the quick-change male end 34 and the quick-change male end pressure plate 36, so that the floating connection between the quick-change male end 34 and a quick-change female end can be realized, and the quick change and the universality.
The upper end of the quick-change male end 34 is provided with a plurality of sealing rings 35 in a surrounding manner, the lower end of the quick-change male end 34 is connected with a quick-change male end connecting pipe 38, the lower end of the quick-change male end connecting pipe 38 is provided with a flange 39 and a sealing gasket 40, and the flange 39 is connected with an oxygen lance trolley platform.
The three quick-change male ends 34 are respectively connected with the oxygen pipe quick-change female end 26, the water inlet pipe quick-change female end and the water outlet pipe quick-change female end 27, which correspond to the oxygen elbow 22, the water inlet elbow 23 and the water outlet elbow 24, on the quick-change female end fixing plate 25, so that the quick change of the quick-change oxygen lance and the quick-change male end trolley is realized.
Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and the embodiments are examples, wherein the parts not described in detail are common general knowledge of the skilled in the art, and the technical solutions described in the foregoing embodiments can be modified or some technical features can be equivalently replaced by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a quick change oxygen rifle and quick change public end dolly composite set which characterized in that: including quick change oxygen rifle (46) and quick change public end dolly, quick change oxygen rifle (46) include oxygen lance shower nozzle (1), body of a gun (31) and rifle tail (32), its characterized in that: the oxygen quick-change oxygen lance is provided with an oxygen elbow (22), a water inlet elbow (23) and a water outlet elbow (24), the end parts of the oxygen elbow (22), the water inlet elbow (23) and the water outlet elbow (24) are provided with a quick-change female end fixing plate (25), the other side of the quick-change female end fixing plate (25) is provided with an oxygen pipe quick-change female end (26), a water inlet pipe quick-change female end and a water outlet pipe quick-change female end (27) which correspond to the oxygen elbow (22), the water inlet elbow (23) and the water outlet elbow (24), and the quick-change male end trolley is provided with three quick-change male ends (34) connected with the oxygen pipe quick-change female end (26), the water inlet pipe quick-change female end and the water outlet pipe quick.
2. The quick-change oxygen lance and quick-change male end trolley combination device as claimed in claim 1, wherein: the oxygen elbow (22) is arranged at the center of the quick-change female end fixing plate (25), the water inlet elbow (23) and the water outlet elbow (24) are respectively arranged at two sides of the oxygen elbow (22), included angles between the center line of the oxygen elbow (22) and the center lines of the water elbow (23) and the water outlet elbow (24) are 25 degrees, and connecting lines of the centers of the joints of the oxygen elbow (22), the water inlet elbow (23) and the water outlet elbow (24) and the quick-change female end fixing plate (25) are on the same arc.
3. The quick-change oxygen lance and quick-change male end trolley combination device as claimed in claim 2, wherein: the quick-change male end trolley comprises a quick-change male end fixing plate (37), three quick-change male ends (34) are arranged on the quick-change male end fixing plate (37), a quick-change male end base (44) is arranged on one side of the quick-change male end fixing plate (37), a supporting clamping groove (43) is formed in the quick-change male end base (44), the supporting clamping groove (43) is used for placing a quick-change oxygen lance (46), after the quick-change oxygen lance (46) is placed in the supporting clamping groove (43), the distance between the center of the quick-change oxygen lance (46) and the centers of the three quick-change male ends (34) is equal, and the included angle between the connecting line of the center of the middle quick-change male end (34) and the center of the quick-change oxygen lance (46).
4. The quick-change oxygen lance and quick-change male end trolley combination device as claimed in claim 3, wherein: the included angle between the center of the two adjacent quick-change male ends (34) and the connecting line of the centers of the quick-change oxygen lances (46) is 25 degrees.
5. The quick-change oxygen lance and quick-change male end trolley combination device as claimed in claim 4, wherein: the oxygen lance support structure is characterized in that a lance base (7) capable of freely rotating along the central axis of the oxygen lance in 360 degrees is arranged on the lance body (31), a first oxygen lance support block (29) and a second oxygen lance support block (30) are respectively arranged on two sides of the lance base (7), and a locking bolt (33) is arranged between the first oxygen lance support block (29) and the lance base (7).
6. The quick-change oxygen lance and quick-change male end trolley combined device as claimed in claim 5, wherein: a quick-change male end pressure plate (36) is arranged on the quick-change male end fixing plate (37) and located on the periphery of the quick-change male end (34), and a gap (45) is formed between the quick-change male end (34) and the quick-change male end pressure plate (36).
7. The quick-change oxygen lance and quick-change male end trolley combination device as claimed in claim 2, wherein: the upper edge part and the lower edge part of the quick-change female end fixing plate (25) are both arc-shaped parallel to the connecting line.
8. The quick-change oxygen lance and quick-change male end trolley combination device as claimed in claim 1, wherein: and quick-change locking devices (42) are arranged on the outer sides of the three quick-change male ends (34).
9. The quick-change oxygen lance and quick-change male end trolley combination device as claimed in claim 1, wherein: the gun body (31) comprises an outer pipe (4), a middle pipe (5) and an inner pipe (6), a water outlet connecting pipe (9) and a water inlet connecting pipe (11) are respectively arranged outside the outer pipe (4), the water outlet connecting pipe (9) is respectively communicated with a water outlet bent pipe (24) and the outer pipe (4), and the water inlet connecting pipe (11) is respectively communicated with a water inlet bent pipe (23) and the middle pipe (5).
10. The quick-change oxygen lance and quick-change male end trolley combination device as claimed in claim 1, wherein: the lower end of the quick-change male end (34) is connected with a quick-change male end connecting pipe (38), and the lower end of the quick-change male end connecting pipe (38) is provided with a flange (39) and a sealing gasket (40).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021093069.0U CN212426099U (en) | 2020-06-15 | 2020-06-15 | Quick-change oxygen lance and quick-change male end trolley combination device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021093069.0U CN212426099U (en) | 2020-06-15 | 2020-06-15 | Quick-change oxygen lance and quick-change male end trolley combination device |
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| CN212426099U true CN212426099U (en) | 2021-01-29 |
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| CN202021093069.0U Active CN212426099U (en) | 2020-06-15 | 2020-06-15 | Quick-change oxygen lance and quick-change male end trolley combination device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111518985A (en) * | 2020-06-15 | 2020-08-11 | 山东崇盛冶金氧枪有限公司 | Quick-change oxygen lance and quick-change male end trolley combination device |
| CN114085945A (en) * | 2021-11-20 | 2022-02-25 | 潍坊峻林冶金工程技术有限公司 | Novel oxygen lance lifting trolley |
-
2020
- 2020-06-15 CN CN202021093069.0U patent/CN212426099U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111518985A (en) * | 2020-06-15 | 2020-08-11 | 山东崇盛冶金氧枪有限公司 | Quick-change oxygen lance and quick-change male end trolley combination device |
| CN111518985B (en) * | 2020-06-15 | 2024-03-19 | 山东崇盛冶金氧枪有限公司 | Quick-change oxygen lance and quick-change male end trolley combination device |
| CN114085945A (en) * | 2021-11-20 | 2022-02-25 | 潍坊峻林冶金工程技术有限公司 | Novel oxygen lance lifting trolley |
| CN114085945B (en) * | 2021-11-20 | 2022-11-08 | 潍坊峻林冶金工程技术有限公司 | Novel oxygen lance lifting trolley |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A combined device of fast changing oxygen gun and fast changing male end trolley Effective date of registration: 20220329 Granted publication date: 20210129 Pledgee: Weifang Bank Co.,Ltd. Weifang High tech Branch Pledgor: SHANDONG CHONGSHENG METALLURGICAL OXYGEN LANCE Co.,Ltd. Registration number: Y2022980003477 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |