CN204824935U - Improved generation blast furnace buggy spray gun - Google Patents
Improved generation blast furnace buggy spray gun Download PDFInfo
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- CN204824935U CN204824935U CN201520408147.4U CN201520408147U CN204824935U CN 204824935 U CN204824935 U CN 204824935U CN 201520408147 U CN201520408147 U CN 201520408147U CN 204824935 U CN204824935 U CN 204824935U
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Abstract
The utility model discloses an improved generation blast furnace buggy spray gun belongs to the coal powder injection field, has solved that buggy spray gun rifle way can not be adjusted in the conventional art, life is short, the problem of air supply quantity not sufficient, including the barral of a gun, the both ends of barral of a gun are equipped with rifle head and air supply arrangement respectively, the middle part is equipped with location adjusting device, location adjusting device nut in locking, nut set adorns in the barral of a gun surface in the locking, its surface is equipped with the external screw thread, be equipped with the internal thread in the regulation lock sleeve, meet with nut thread in the locking, nut one end is equipped with sealed the pad in the locking, the other end is equipped with the pilot pin, sealed pad inlays to locate adjusts the lock sleeve inboard, air supply arrangement comprises the air supply, the air supply combination is including the three -way pipe, the air -supply line. The utility model discloses can adjust barral of a gun length in a flexible way according to the blast -furnace tuyere requirement, make its influence that does not receive vibrations simultaneously, provide sufficient air inlet and oxygen content, guarantee under the environment of high wind oxygen boosting that the stability and improvement coal powder injection is measured, prolong the life of spray gun.
Description
Technical field
The utility model relates to coal powder injection field, specifically, particularly relates to a kind of modified version high furnace coal fines lance.
Background technology
Pulverized coal injection has become the gordian technique of present steel industrial development, the optimization of ironmaking system process structure, energy-saving and cost-reducing core, for fully improving the rate of combustion of coal dust, blast furnace is constantly pursuing high wind-warm syndrome, oxygen-enriched injection, therefore more and more higher to the requirement of coal powder injection equipment particularly coal spouting gun device, pulverized coal gun is key part in coal injection device.Blast furnace blowing is carried out in the position utilizing ball valve to fix pulverized coal gun in prior art, but blast furnace has different requirements in the position of different operation stages to pulverized coal gun, if change the position of pulverized coal gun, need to open ball valve, pulverized coal gun is reorientated, cause complex operation and need blast furnace break-off, cause financial loss, the air output of dust spray gun is in the market lower in addition, and then cannot stablize injecting coal quantity simultaneously.
Summary of the invention
The utility model discloses a kind of modified version high furnace coal fines lance, for solving the problem that in conventional art, pulverized coal gun rifle road can not adjust, work-ing life is short, air output is not enough.
The utility model is achieved through the following technical solutions:
A kind of modified version high furnace coal fines lance, comprise rifle head, barral of a gun, location adjusting device, air-supply arrangement, the two ends of described barral of a gun are respectively equipped with rifle head and air-supply arrangement, middle part is provided with location adjusting device, described location adjusting device comprises adjustment lock sleeve, gasket, nut in locking, pilot pin, in described locking, spiro cap is loaded on described barral of a gun surface, its surface is provided with outside screw, internal thread is provided with in described adjustment lock sleeve, connect with its thread in described locking, in described locking, nut one end is provided with gasket, the other end is provided with pilot pin, described gasket is embedded at inside described adjustment lock sleeve, described air-supply arrangement is made up of combination of blowing, described air-supply combination comprises Y-tube, blast pipe, described blast pipe is sheathed in described Y-tube.
One end of described adjustment lock sleeve outside surface is provided with deck, and the other end is provided with handle.
Described air-supply is incorporated into rare two.
9 ~ 11 ° of angles are formed between described rifle head and described barral of a gun.
Described rifle head is become with outer rifle head group by interior rifle head.
Described barral of a gun is made up of interior barral of a gun and outer barral of a gun.
Described interior rifle head, interior barral of a gun all adopt composite ceramics tube material.
Described outer rifle head, outer barral of a gun all adopt heat-resisting steel material.
Compared with prior art, the beneficial effects of the utility model are:
The utility model, by arranging location adjusting device, according to the requirement of blast-furnace tuyere, can regulate location adjusting device, change the length of barral of a gun, avoiding the complicated processes changing barral of a gun position in original technology by untiing ball valve, reducing the labour intensity of operator, improving production efficiency; And adopt inside and outside rifle head, the mode that inside and outside barral of a gun combines, strengthen the resistance toheat of whole pulverized coal gun, be applicable to the environment of high temperature hyperoxia, extend the work-ing life of spray gun self, and shower nozzle is with certain angle of inclination, avoids directly blowing blast-furnace tuyere, reduce coal dust washing away blast-furnace equipment, avoid to cause damage to blast-furnace equipment; The utility model arranges multiple air-supply combination simultaneously, realizes multi-air intake and lowers the temperature to barral of a gun, ensures there is plentiful oxygen in barral of a gun simultaneously, achieves the environment of the high wind oxygen enrichment of blast furnace, and stabilized and increased injecting coal quantity.
Accompanying drawing explanation
Accompanying drawing is structural representation of the present utility model.
In figure: 1, rifle head; 2, barral of a gun; 3, lock sleeve is regulated; 4, gasket; 5, nut in locking; 6, pilot pin; 7, Y-tube; 8, blast pipe; 9, deck; 10, handle; 11, interior rifle head; 12, outer rifle head; 13, interior barral of a gun; 14, outer barral of a gun.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further illustrated:
A kind of modified version high furnace coal fines lance, comprise rifle head 1, barral of a gun 2, location adjusting device, air-supply arrangement, the two ends of described barral of a gun 2 are respectively equipped with rifle head 1 and air-supply arrangement, middle part is provided with location adjusting device, described location adjusting device comprises adjustment lock sleeve 3, gasket 4, nut 5 in locking, pilot pin 6, in described locking, nut 5 is set in described barral of a gun 2 surface, its surface is provided with outside screw, internal thread is provided with in described adjustment lock sleeve 3, with nut 5 threaded engagement in described locking, in described locking, nut 5 one end is provided with gasket 4, the other end is provided with pilot pin 6, described gasket 4 is embedded at inside described adjustment lock sleeve 3, described air-supply arrangement is made up of combination of blowing, described air-supply combination comprises Y-tube 7, blast pipe 8, described blast pipe 8 is sheathed in described Y-tube 7.
One end of described adjustment lock sleeve 3 outside surface is provided with deck 9, and the other end is provided with handle 10.
Described air-supply is incorporated into rare two.
9 ~ 11 ° of angles are formed between described rifle head 1 and described barral of a gun 2.
Described rifle head 1 is made up of interior rifle head 11 and outer rifle head 12.
Described barral of a gun 2 is made up of interior barral of a gun 13 and outer barral of a gun 14.
Described interior rifle head 11, interior barral of a gun 13 all adopt composite ceramics tube material.
Described outer rifle head 12, outer barral of a gun 14 all adopt heat-resisting steel material.
During utility model works, according to the requirement of blast-furnace tuyere, nut 5 in locking is slided to accurate location on barral of a gun 2, stationary positioned bolt 6, tighten simultaneously and regulate lock sleeve 3, gasket 4 is compressed, whole location adjusting device is made to play fixed action to barral of a gun 2, the blast pipe 8 of air-supply combination passes into rich oxygen containing air, blow cooling to barral of a gun 2, further ensure the high wind oxygen-enriched environment of coal dust, rifle head 1 relies on its bending angle and blast-furnace tuyere laminating work, avoid directly blowing blast-furnace equipment, and then avoid the damage to blast-furnace equipment.The utility model practical value is high, can be widely used in coal powder injection field.
In sum, be only preferred embodiment of the present utility model, not be used for limit the utility model implement scope, all equalizations of doing according to shape, structure, feature and the spirit described in the utility model right change and modify, and all should be included in right of the present utility model.
Claims (8)
1. a modified version high furnace coal fines lance, comprise rifle head (1), barral of a gun (2), location adjusting device, air-supply arrangement, it is characterized in that: the two ends of described barral of a gun (2) are respectively equipped with rifle head (1) and air-supply arrangement, middle part is provided with location adjusting device, described location adjusting device comprises adjustment lock sleeve (3), gasket (4), nut (5) in locking, pilot pin (6), in described locking, nut (5) is set in described barral of a gun (2) surface, its surface is provided with outside screw, internal thread is provided with in described adjustment lock sleeve (3), with nut (5) threaded engagement in described locking, in described locking, nut (5) one end is provided with gasket (4), the other end is provided with pilot pin (6), described gasket (4) is embedded at described adjustment lock sleeve (3) inner side, described air-supply arrangement is made up of combination of blowing, described air-supply combination comprises Y-tube (7), blast pipe (8), described blast pipe (8) is sheathed in described Y-tube (7).
2. a kind of modified version high furnace coal fines lance according to claim 1, is characterized in that: one end of described adjustment lock sleeve (3) outside surface is provided with deck (9), and the other end is provided with handle (10).
3. a kind of modified version high furnace coal fines lance according to claim 1, is characterized in that: described air-supply is incorporated into rare two.
4. a kind of modified version high furnace coal fines lance according to claim 1, is characterized in that: form 9 ~ 11 ° of angles between described rifle head (1) and described barral of a gun (2).
5. a kind of modified version high furnace coal fines lance according to claim 1, is characterized in that: described rifle head (1) is made up of interior rifle head (11) and outer rifle head (12).
6. a kind of modified version high furnace coal fines lance according to claim 1, is characterized in that: described barral of a gun (2) is made up of interior barral of a gun (13) and outer barral of a gun (14).
7. a kind of modified version high furnace coal fines lance according to claim 5 or 6, is characterized in that: described interior rifle head (11), interior barral of a gun (13) all adopt composite ceramics tube material.
8. a kind of modified version high furnace coal fines lance according to claim 5 or 6, is characterized in that: described outer rifle head (12), outer barral of a gun (14) all adopt heat-resisting steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520408147.4U CN204824935U (en) | 2015-06-12 | 2015-06-12 | Improved generation blast furnace buggy spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520408147.4U CN204824935U (en) | 2015-06-12 | 2015-06-12 | Improved generation blast furnace buggy spray gun |
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| CN204824935U true CN204824935U (en) | 2015-12-02 |
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| CN201520408147.4U Active CN204824935U (en) | 2015-06-12 | 2015-06-12 | Improved generation blast furnace buggy spray gun |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106755673A (en) * | 2017-03-17 | 2017-05-31 | 中冶赛迪工程技术股份有限公司 | A kind of rotatable high furnace coal fines lance structure of shower nozzle |
| CN110819749A (en) * | 2019-12-24 | 2020-02-21 | 李金蓉 | Adjustable durable blast furnace coal injection gun |
| CN115896382A (en) * | 2022-10-25 | 2023-04-04 | 新疆八一钢铁股份有限公司 | Ou metallurgical furnace tuyere coal injection gun device capable of being continuously used after burning loss and use method thereof |
-
2015
- 2015-06-12 CN CN201520408147.4U patent/CN204824935U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106755673A (en) * | 2017-03-17 | 2017-05-31 | 中冶赛迪工程技术股份有限公司 | A kind of rotatable high furnace coal fines lance structure of shower nozzle |
| CN110819749A (en) * | 2019-12-24 | 2020-02-21 | 李金蓉 | Adjustable durable blast furnace coal injection gun |
| CN115896382A (en) * | 2022-10-25 | 2023-04-04 | 新疆八一钢铁股份有限公司 | Ou metallurgical furnace tuyere coal injection gun device capable of being continuously used after burning loss and use method thereof |
| CN115896382B (en) * | 2022-10-25 | 2023-11-10 | 新疆八一钢铁股份有限公司 | Continuous-use coal injection gun device for air port of European smelting furnace after burning loss and use method thereof |
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