CN204892198U - Coat on line energy -conserving coating and/or repair paint gun of material of coke oven - Google Patents
Coat on line energy -conserving coating and/or repair paint gun of material of coke oven Download PDFInfo
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- CN204892198U CN204892198U CN201520586507.XU CN201520586507U CN204892198U CN 204892198 U CN204892198 U CN 204892198U CN 201520586507 U CN201520586507 U CN 201520586507U CN 204892198 U CN204892198 U CN 204892198U
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- gun
- spray gun
- shot
- spray
- cooling water
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Abstract
The utility model relates to a coat on line energy -conserving coating and/or repair paint gun of material of coke oven. This paint gun includes spray gun pole and spray gun head, is equipped with the feed inlet on the spray gun pole, air inlet, cooling water water inlet, delivery port, spray gun head and spray gun pole fixed connection, the spray gun head in establish at least one nozzle. The utility model discloses the flame path inner wall that both can oppose carries out comprehensive evenly spray, can fix a point again to repair the concavity, both the energy -conserving coating of spraying high radiation alone can the spraying be repaired coating again, or go on simultaneously, realized the energy -conserving dual effect of repairing.
Description
Technical field
The utility model relates to the spray equipment that a kind of coke oven applies energy-saving coatings and/or material for repairing online, belongs to the energy-conservation spraying of coke oven and repairs spraying technology field.
Background technology
In coke oven production process, coal is heated to 1000-1200 DEG C under the condition of isolated air, finally makes coke through stages such as super-dry, pyrolysis, melting, bonding, solidification, contractions.Coke oven generation furnace life is at 25-35, along with the increase of service life, operate through long-time high temperature, due to by switch fire door, coaling, discharge of the coke time the impact of rapid heat cycle jump in temperature and coke pushing time the collision of pushing ram, extruding, friction, the erosions of some harmful substances etc. cause coking furnace shaft usual aging to damage.And produce the situation that coal gas leaks from carbonization chamber to combustion chamber, accelerate aging and the damage of coke oven.CN203498305U provides a kind of coke furnace carbonization chamber hot repair adiabatic apparatus, and whole Awaiting Overhaul region on the body of wall of energy rapid Cover combustion chamber, meets the dismounting need overhauling body of wall and the operating environment of again building by laying bricks or stones.But difficulty of construction is large, complicated operation.Just can only carry out repair operation when coke oven damages more serious, can not damage coke oven in time and repair to check erroneous ideas at the outset.On the other hand, the coal gas amount that coke oven heating burns used accounts for 70% of coke oven total energy consumption, and improving coke oven heat utilization efficiency has very important meaning.CN101551213A provides a kind of at combustion chamber flue inwall coating high-emissivity material coating (energy-saving coatings), can make that coke oven is energy-conservation reaches more than 10%, improves coke output and coke oven service life.Although energy-saving coatings is used for coke oven vertical flame path and regenerator strong radiation coat technology energy-saving effect is remarkable, reach more than 10%, also only apply when coke oven is newly-built.Not yet find that there is up to now and online energy-saving coatings spraying is carried out to coke oven and repair the report of spray equipment.
Summary of the invention
For prior art Problems existing and deficiency, the utility model provides a kind of coke oven to apply the spray gun of energy-saving coatings and/or material for repairing online.
The technical solution of the utility model is as follows:
Coke oven applies a spray gun for energy-saving coatings and/or material for repairing online, and comprise gun shot and gun head, gun shot is provided with charging aperture, air inlet, cooling water intake, delivery port; Described gun head is fixedly connected with gun shot, establishes at least one nozzle in described gun head.
According to the utility model, charging aperture is communicated with feed pipe, and air inlet is communicated with air inlet pipe, and described air inlet pipe, feed pipe are respectively equipped with valve.
According to the utility model, in preferred gun head, be provided with 2-4 nozzle; Described nozzle-axis and horizontal direction angle are not more than 60 °, and further preferred described shower nozzle axis and horizontal direction angle are not more than 30 °; Most preferably described nozzle-axis is vertical with gun shot, makes nozzle emission direction vertical with gun shot, and also namely when using state, nozzle discharging direction is roughly vertical with flue internal face to be sprayed.
According to the utility model, preferably, described nozzle comprises shower nozzle and outer shower nozzle in ventilation, leaves feed pipe in ventilation between shower nozzle and outer shower nozzle, and outer shower nozzle center is provided with material gas blowout and portals.
According to the utility model, preferably, described spray gun material spray speed is 0.5 ~ 20kg/min; Spray gun material spray speed is controlled by Valve controlling charge flow rate and feed rate on air inlet pipe, feed pipe.
Preferred according to the utility model, be provided with gas passage and feeding-passage in gun shot and gas and coating be transported to shower nozzle place in spray gun; Preferably, the source of the gas of described gas is compressed air.
Preferred according to the utility model, be also provided with cooling water inlet pipe road in gun shot, cooling water is transported to bottom gun shot.Cold water in spray boom after heat exchange from the delivery port on spray boom top out, got back in water tank by outlet pipe.
According to the utility model, institute is preferred, described lance head is also provided with high temperature resistant camera; In order to locate brickwork joint or fusion hole in real time, determine that spray gun height positions spraying easily.
According to the utility model, institute is preferred, and the cooling water intake on described gun shot, delivery port are communicated with cooling water inlet pipe, outlet pipe respectively, and is communicated with peripheral hardware water tank by cooling water inlet pipe, outlet pipe, is provided with pump in water tank.
The utility model by pass into recirculated cooling water ensure gun head and gun shot temperature unlikely too high, the physical property of the coating before preventing high temperature from making ejection spray gun changes, and prevents gun head and gun shot because of high temperature deformation.
Preferred according to the utility model, described gun shot is also provided with orienting device, comprises at least 1 pair of pinch roller, gun shot is pushed down, prevent gun shot generation spinning campaign.Preferred further, gun shot orienting device is provided with 2 pairs of pinch rollers.The orienting device of described gun shot is fixedly connected on a bracing frame.The space having gun shot to pass through bottom bracing frame or through hole.
During use, spray gun head is deep in coke oven or flue from the coke oven peephole opened, inwall or flue surface are sprayed; Open cooling water simultaneously.During spraying, the high temperature resistant camera that gun head can be utilized to install locates brickwork joint or fusion hole in real time, and fixing spray gun height positions spraying.
In order to prevent spray boom from mobile spraying process, spinning motion occurring better, preferred gun shot cross section is square, gun shot is close to and passes through the centre of pinch roller.Spray boom orienting device is also provided with and controls pinch roller clamping or the buckle structure unclamping gun shot.
The utility model spray paint used is high-radiation energy-saving coating and/or repairing coating.
Device of the present utility model is particularly suitable for when not affecting spraying coke oven is normally produced, coke oven vertical flame path being carried out to energy-saving coatings, and can realize carrying out spray repair to flue and carbonization chamber partition wall, adjacent flue partition, energy-conservationly reach more than 10%, and coke oven gas leakage can be reduced, improve coke oven silica brick physical property, extend the service life of coke oven.
The beneficial effects of the utility model:
Spray gun equipment investment of the present utility model is little, simple to operate, conveniently moving.Both can carry out comprehensive even application to flue inwall, and can fix a point again to repair fusion hole; Both can spray separately high-radiation energy-saving coating, can repair paint be sprayed again, or carry out simultaneously, and realized energy-conservation spraying and repair double effects.
Spray gun of the present utility model can be provided with high temperature resistant camera, realizes real-time monitored by line microcomputer, can repair the fusion hole on quirk inwall accurately.
During spray gun construction of the present utility model, undertaken by coke oven vertical flame path peephole, do not affect coke oven and normally work, convenient construction; Constructing operation is simple, can damage by Timeliness coverage coke oven, repairs in time, prevent the appearance of coke oven hole in advance or further develop.
Accompanying drawing explanation
Fig. 1 is the outside schematic diagram of spray gun.Wherein: 1, gun shot, 2, gun head, 3, charging aperture, 4, air inlet, 5, cooling water intake, 6, delivery port; 7, nozzle, 8, spray boom orienting device, 9, support.
Fig. 2 is nozzle interior structural representation.Wherein, 10, shower nozzle in ventilation; 11, gas passage; 12, slurry passage; 13, expect that gas blowout is portalled; 14, outer shower nozzle.
Fig. 3 is spray boom orienting device schematic diagram, and a is front view, and b is top view.Wherein, 15, outrigger; 16, pinch roller.
Fig. 4 is the schematic diagram of spray gun inside.Wherein, 17 feed pipes, 18, admission line; 19, inlet channel,
Fig. 5 is the surface effect ordinary optical photo using this spray gun to spray coke oven vertical flame path.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described further, but is not limited thereto.High temperature resistant camera used in embodiment is that Engineering Co., Ltd CantyCamera camera is surveyed in the safety check of Shanghai nation.
Embodiment 1:
Coke oven applies a spray gun for energy-saving coatings and/or material for repairing online, and structure as Figure 1-4.Comprise gun shot 1 and gun head 2, gun shot 1 is provided with charging aperture 3, air inlet 4, cooling water intake 5, delivery port 6; Charging aperture is communicated with feed pipe, and air inlet is communicated with air inlet pipe, and described air inlet pipe, feed pipe are respectively equipped with valve.Cooling water intake on described gun shot, delivery port are communicated with cooling water inlet pipe, outlet pipe respectively, and are communicated with peripheral hardware water tank by cooling water inlet pipe, outlet pipe, are provided with pump in water tank.The interior of gun shot also has a cooling water inlet pipe road 19, reach gun shot intracavity bottom, the inner chamber of gun shot is seal cavity, and cooling water enters gun shot bottom from inlet channel 19, delivers to bottom gun shot by cold water, cold water in gun shot after heat exchange from the delivery port 6 on gun shot top out, get back in water tank by outlet pipe, be provided with water pump in water tank, water tank is communicated with water inlet pipe, outlet pipe, make cooling water enter cooling water pipeline in gun shot and spray gun, play cooling effect.
Described gun head 2 is fixedly connected with gun shot 1, is provided with 2 nozzles 7 in described gun head; Described nozzle 7 axis is vertical with gun shot 1, and described nozzle 7 has shower nozzle 10 and outer shower nozzle 14 in ventilation, and in ventilation, there is gas passage 11 at shower nozzle center, leaves slurry passage 12 in ventilation between shower nozzle and outer shower nozzle, and outer shower nozzle center is provided with material gas blowout and portals 13.Described spray gun material spray speed is 5 ~ 20kg/min; Spray gun material spray speed is controlled by the Valve controlling charge flow rate on air inlet pipe, feed pipe and feed rate.The source of the gas of described gas is compressed air.
Be provided with gas passage 18 and feeding-passage 17 in gun shot 1 and gas and coating be transported to shower nozzle place in spray gun; Described lance head is also provided with high temperature resistant camera; In order to locate brickwork joint or fusion hole in real time, determine that spray gun height positions spraying easily.
Described gun shot 1 is also provided with spray boom orienting device 8, comprising two pairs of pinch rollers 27 is fixed on support housing 15, to the space leaving gun shot between pinch roller 16, gun shot 1 is passed in the middle of the described two pairs of pinch rollers 16, avoid gun shot spin motion to occur moving up and down in process.In order to prevent spray boom from spinning motion occurring moving up and down in process better, gun shot 1 cross section is square, and the centre making gun shot 1 be close to two pairs of pinch rollers 16 is passed through.Spray boom orienting device is also provided with control a pair pinch roller 16 clamp or unclamp the mechanism of gun shot.Such as bayonet unit etc.The orienting device of described gun shot is fixedly connected on bracing frame.The space having gun shot to pass through bottom bracing frame or through hole.
Embodiment 2, utilize the spray gun of embodiment 1 to coke oven vertical flame path carry out energy-saving coatings and repair spraying application
The utility model spray gun head is deep into coke oven vertical flame path from the coke oven peephole opened, flue surface is sprayed; At coke oven top by installing the utility model device, and make air inlet pipe, feed pipe valve is in closed condition; Feed pipe is connected with batch can, and described air inlet pipe communicates with high pressure gas (as compressed air); Inject water in described water tank, and start water pump.Open coke oven peephole lid, by the spray gun that installs just to the position of peephole, spray boom orienting device ensures that it moves up and down and avoids self rotating.Open feed pipe and air inlet pipe, open cooling water inlet tube and outlet tube simultaneously; Spray gun moves up and down with the speed of 0 ~ 1m/s, sprays the one or more internal face of flue; Described spray gun material spray speed is 0.5 ~ 20kg/min; Spray gun material spray speed is controlled by Valve controlling charge flow rate and feed rate on air inlet pipe, feed pipe.After a flue has sprayed, close feed pipe and air inlet pipe immediately; Spray gun is stretched into again in next peephole; Cover the flue peephole lid just sprayed; Continue the next flue of spraying, so repeat above operation, until complete the spraying of all flues.The flue surface effect of spraying as shown in Figure 5.
Claims (10)
1. coke oven applies a spray gun for energy-saving coatings and/or material for repairing online, it is characterized in that comprising gun shot and gun head, and gun shot is provided with charging aperture, air inlet, cooling water intake, delivery port; Described gun head is fixedly connected with gun shot, establishes at least one nozzle in described gun head.
2. spray gun as claimed in claim 1, it is characterized in that, described charging aperture is communicated with feed pipe, and air inlet is communicated with air inlet pipe, and described air inlet pipe, feed pipe are respectively equipped with valve.
3. spray gun as claimed in claim 1, is characterized in that, be provided with 2-4 nozzle in gun head.
4. spray gun as claimed in claim 1, it is characterized in that, the axis of described nozzle is vertical with gun shot, makes nozzle emission direction vertical with gun shot.
5. spray gun as claimed in claim 1, is characterized in that, described nozzle comprises shower nozzle and outer shower nozzle in ventilation, leaves slurry passage in ventilation between shower nozzle and outer shower nozzle, and outer shower nozzle center is provided with material gas blowout and portals.
6. spray gun as claimed in claim 1, is characterized in that, is provided with gas passage and feeding-passage and gas and coating is transported to shower nozzle place in spray gun in gun shot.
7. spray gun as claimed in claim 1, is characterized in that, be also provided with cooling water inlet pipe road, be transported to bottom gun shot by cooling water in gun shot.
8. spray gun as claimed in claim 1, is characterized in that, described gun head is also provided with high temperature resistant camera.
9. spray gun as claimed in claim 1, it is characterized in that, the cooling water intake on described gun shot, delivery port are communicated with cooling water inlet pipe, outlet pipe respectively, and are communicated with peripheral hardware water tank by cooling water inlet pipe, outlet pipe, are provided with pump in water tank.
10. spray gun as claimed in claim 1, is characterized in that, described gun shot is also provided with orienting device, comprise at least 1 pair of pinch roller, pushed down by gun shot; Described gun shot cross section is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520586507.XU CN204892198U (en) | 2015-08-06 | 2015-08-06 | Coat on line energy -conserving coating and/or repair paint gun of material of coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520586507.XU CN204892198U (en) | 2015-08-06 | 2015-08-06 | Coat on line energy -conserving coating and/or repair paint gun of material of coke oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204892198U true CN204892198U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520586507.XU Expired - Fee Related CN204892198U (en) | 2015-08-06 | 2015-08-06 | Coat on line energy -conserving coating and/or repair paint gun of material of coke oven |
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| Country | Link |
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| CN (1) | CN204892198U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106244174A (en) * | 2016-09-27 | 2016-12-21 | 武汉钢铁股份有限公司 | A kind of carbonization furnace wall mending device and method |
| CN111718731A (en) * | 2020-07-07 | 2020-09-29 | 新疆八一钢铁股份有限公司 | Vertical flue guniting method for coke oven combustion chamber |
-
2015
- 2015-08-06 CN CN201520586507.XU patent/CN204892198U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106244174A (en) * | 2016-09-27 | 2016-12-21 | 武汉钢铁股份有限公司 | A kind of carbonization furnace wall mending device and method |
| CN106244174B (en) * | 2016-09-27 | 2019-04-02 | 武汉钢铁有限公司 | A kind of carbonization furnace wall mending device and method |
| CN111718731A (en) * | 2020-07-07 | 2020-09-29 | 新疆八一钢铁股份有限公司 | Vertical flue guniting method for coke oven combustion chamber |
| CN111718731B (en) * | 2020-07-07 | 2021-07-06 | 新疆八钢南疆钢铁拜城有限公司 | Vertical flue guniting method for coke oven combustion chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20210806 |