CN201221897Y - Feeding pipe - Google Patents
Feeding pipe Download PDFInfo
- Publication number
- CN201221897Y CN201221897Y CNU2008203011900U CN200820301190U CN201221897Y CN 201221897 Y CN201221897 Y CN 201221897Y CN U2008203011900 U CNU2008203011900 U CN U2008203011900U CN 200820301190 U CN200820301190 U CN 200820301190U CN 201221897 Y CN201221897 Y CN 201221897Y
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- China
- Prior art keywords
- pipe
- discharge nozzle
- deflector
- feed pipe
- water tank
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- Expired - Fee Related
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Abstract
The utility model discloses a feed pipe that is used for feeding the raw material of the metallurgy electric stove, which is characterized in that the feed pipe can effectively improve the service life of the stove wall. The feed pipe comprises a feeding pipe and a discharging pipe which are integrated into a whole body, wherein, the discharging pipe is provided with a rotation driving device, and the discharging port end of the discharging pipe is of an elbow structure. When the raw materials are required to be distributed, the rotation driving device is started up to drive the discharging pipe to rotate along with the axis of the feeding pipe, thereby realizing the annular material distribution; after the material distribution is completed, the cross section of the distributed material is of a reverse-W shape, so that the deviation of the material distribution is small, and more materials are arranged at the stove wall, thereby preventing the electric arc from radiating the stove wall and from melting down the stove wall, so as to protect the stove wall; at the same time, for the high-temperature influence of the electrodes, the materials near the electrodes are melted down firstly, so that the feed pipe can perform the fixed-point material distribution near the electrodes, thereby improving the smelting efficiency of the electric stove. The feed pipe is particularly applied to the material distribution pipe of the metallurgy electric stove.
Description
Technical field
The utility model relates to a kind of feeding device, especially relates to a kind of charge pipe that uses during to metallurgical electric furnace raw material cloth.
Background technology
At present, existing water-cooled charge pipe is fixing through type, there are the following problems in use: because its fixing cloth, after material joined in the electric furnace, the cloth section in the electric furnace was a triangle, and the cloth segregation is serious, cause furnace wall place material less, the arc radiation furnace wall makes the fusing of furnace wall dross, thereby also causes easily the corrosion to furnace wall, the service life of reducing furnace wall; In electric furnace, owing to melt easily,, can not realize the fixed point cloth of electrode because charge pipe is fixed near the local material of electric furnace electrode, electric furnace efficient is low.
The utility model content
Technical problem to be solved in the utility model provides and a kind ofly can effectively improve the furnace wall charge pipe in service life.
The technical scheme that its technical problem that solves the utility model adopts is: charge pipe, comprise the feed pipe and the discharge nozzle that connect as one, and on discharge nozzle, be connected with rotating driving device, the discharge port end of discharge nozzle is an elbow structure.
As the preferred version of technique scheme, described rotating driving device comprises driven gear that is fixedly connected on the discharge nozzle and the driving gear that cooperates with driven gear, and the rotating shaft of driving gear connects motor.
Further be to be provided with cooling system at the outer surface of discharge nozzle.
As the preferred version of technique scheme, fixedly install the feed pipe flange at the bottom outer surface of feed pipe, the outer surface of cupular part of discharge nozzle fixedly installs the discharge nozzle flange, is sealed and matched between feed pipe flange and the discharge nozzle flange; Described cooling system comprise the airtight cooling chamber that covers the discharge nozzle outer surface and be arranged on the feed pipe flange and the discharge nozzle flange between annular water tank, fixedly connected water inlet pipe and outlet pipe on the feed pipe flange, water inlet pipe and outlet pipe are by annular water tank and airtight communicating with cooling cavity
Further be, in airtight cooling chamber, be provided with dividing plate, dividing plate is divided into intake antrum and water chamber with airtight cooling chamber, between the dividing plate bottom is bottom airtight cooling chamber, has the passage that intake antrum is communicated with water chamber, described annular water tank comprises import annular water tank and outlet annular water tank, water inlet pipe communicates with intake antrum by the import annular water tank, and water chamber communicates with outlet pipe by the outlet annular water tank.
Further be, respectively be provided with one deck deflector at least in intake antrum and water chamber, deflector is provided with the current through hole that can make the cooling water circulation.
Further be, described deflector is set to multilayer, and in the adjacent two layers deflector, the current through hole of ground floor deflector is arranged on an end of deflector, and the current through hole of second layer deflector is arranged on and the relative other end of ground floor deflector current through hole.
The beneficial effects of the utility model are: by connect rotating driving device on discharge nozzle, when the needs cloth, rotating driving device work drives the axial line rotation of discharge nozzle along feed pipe, realizes annular cloth, after cloth is finished, the cloth section is an inversed W-shape, and the cloth segregation is little, and furnace wall place material is more, avoid the arc radiation furnace wall to make the fusing of furnace wall dross, play the effect of protection furnace wall; Simultaneously, near electric furnace electrode, owing to be subjected to the temperatures involved of electrode, near electrode material melts at first, at this moment, and rotating driving device work, make discharge nozzle near the collimator electrode, to the electrode near zone cloth of fixing a point, improve electric furnace smelting efficient, be particluarly suitable for promoting the use of on the cloth tube of metallurgical electric furnace.
Description of drawings
Fig. 1 is a structure diagram of the present utility model;
Fig. 2 is the partial enlarged drawing at I place among Fig. 1.
Fig. 3 is the A-A cutaway view of Fig. 1.
Fig. 4 is that the B of Fig. 1 is to view.
Be labeled as among the figure: feed pipe 1, discharge nozzle 2, driven gear 3, driving gear 4, motor 5, passage 6, water inlet pipe 7, outlet pipe 8, dividing plate 9, intake antrum 10, water chamber 11, deflector 12, import annular water tank 13, outlet annular water tank 14, feed pipe flange 15, discharge nozzle flange 16, electric furnace 17.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
As Fig. 1～shown in Figure 4, charge pipe of the present utility model comprises the feed pipe 1 and discharge nozzle 2 that connect as one, is connected with rotating driving device on discharge nozzle 2, and the discharge port end of discharge nozzle 2 is an elbow structure.Rotating driving device work can drive discharge nozzle 2 and rotate around the axial line of feed pipe 1, and the discharge port end of discharge nozzle 2 to be elbow structure can realize annular cloth.During cloth, at first make rotating driving device work, thereby drive discharge nozzle 2 rotations, material adds from feed pipe 1 top, and the bottom mouth of pipe from discharge nozzle 2 behind discharge nozzle 2 enters in the electric furnace 17, after cloth is finished, its section is W shape, the cloth segregation is little, thereby can effectively prevent the corrosion of high temperature to furnace wall, improves the service life of furnace wall; And enter electric furnace after 17 a period of times at material, owing to be subjected to the temperatures involved of electric furnace 17 electrodes, near the material electrode melts at first, at this moment, rotating driving device work makes near 2 pairs of collimator electrodes of discharge nozzle, to the electrode near zone cloth of fixing a point, thereby improve electric furnace smelting efficient.
In the above-described embodiment, the rotating driving device that drives discharge nozzle 2 rotations can adopt tape handler or chain-drive mechanism to realize, as preferred embodiment, this rotating driving device comprises driven gear 3 that is fixedly connected on the discharge nozzle 2 and the driving gear 4 that cooperates with driven gear 3, and the rotating shaft of driving gear 4 connects motor 5.When cloth, motor 5 work drive driving gear 4 and rotate, and rotate thereby drive driven gear 3, and drive discharge nozzle 2 rotations, realize annular cloth.
In order to improve the service life of discharge nozzle 2, be provided with cooling system at the outer surface of discharge nozzle 2.Because join after the metal molten in the electric furnace 17, it has very strong heat radiation, and the cooling system by being provided with can effectively prevent the heat radiation of motlten metal, improves the service life of charge pipe.Wherein cooling system can be a spray system, but when spray, the material tube portion that is positioned at electric furnace 17 then can not cool off, as preferred embodiment, bottom outer surface at feed pipe 1 fixedly installs feed pipe flange 15, the outer surface of cupular part of discharge nozzle 2 fixedly installs discharge nozzle flange 16, is sealed and matched between feed pipe flange 15 and the discharge nozzle flange 16; Described cooling system comprise the airtight cooling chamber that covers discharge nozzle 2 outer surfaces and be arranged on feed pipe flange 15 and discharge nozzle flange 16 between annular water tank, fixedly connected water inlet pipe 7 and outlet pipe 8 on feed pipe flange 15, water inlet pipe 7 and outlet pipe 8 are by annular water tank and airtight communicating with cooling cavity.Like this, cooling water is from covering the whole outer surface of discharge nozzle 2, its good cooling results after water inlet pipe 7 enters in the airtight cooling chamber behind annular water tank; Cooling water makes that by discharging from outlet pipe 8 behind the airtight cooling chamber cooling water in the airtight cooling chamber is brought in constant renewal in, and improves cooling effect.
Be passed into cooling water in the airtight cooling chamber after after a while, because its temperature raises, for the cooling water that temperature raises fully being discharged, improve cooling effect, in airtight cooling chamber, be provided with dividing plate 9, dividing plate 9 is divided into intake antrum 10 and water chamber 11 with airtight cooling chamber, between dividing plate 9 bottoms are bottom airtight cooling chamber, has the passage 6 that intake antrum 10 is communicated with water chamber 11, described annular water tank comprises import annular water tank 13 and outlet annular water tank 14, water inlet pipe 7 communicates with intake antrum 10 by import annular water tank 13, and water chamber 11 communicates with outlet pipe 8 by outlet annular water tank 14.By the dividing plate 9 that is provided with, make whole airtight cooling chamber form a linker, after feasible cooling water from water inlet pipe 7 inputs enters from intake antrum 10, enter into water chamber 11 from passage 6 between dividing plate 9 bottoms and the airtight cooling chamber bottom, discharge from outlet pipe 8 again, be beneficial to the cooling water after the airtight cooling cavity temperature rising is discharged, thereby can improve cooling effect from the cooling water of water inlet pipe 7 feeding low temperature.And import annular water tank 13 that is provided with and outlet annular water tank 14, no matter how discharge nozzle 2 rotates, can guarantee that all cooling water injects intake antrum 10 from import annular water tank 13 all the time behind water inlet pipe 7 when water inlet, and during water outlet cooling water from water chamber 11 through outlet annular water tank 14 back from outlet pipe 8 discharges, be beneficial to the unimpeded of cooling water, the circulation path of cooling water is always: cooling water enters from water inlet pipe 7, arrive intake antrum 10 through import annular water tank 13, behind passage 6, enter water chamber 11, arrive outlet annular water tank 14 again, discharge through outlet pipe 8 then.
And, in intake antrum 10 and water chamber 11, respectively being provided with one deck deflector 12 at least in order more up hill and dale high-temperature cooling water to be discharged, deflector 12 is provided with the current through hole that can make the cooling water circulation.Deflector 12 can be divided at least two chambers respectively with intake antrum 10 and water chamber 11 again, by the effect of deflector 12, is constantly feeding in the process of cooling water, can be better the cooling water of high temperature be extruded from airtight cooling chamber.And described deflector 12 preferably is set to multilayer, in adjacent two layers deflector 12, the current through hole of ground floor deflector 12 is arranged on an end of deflector 12, and the current through hole of second layer deflector 12 is arranged on and the relative other end of ground floor deflector 12 current through holes.As shown in Figure 3, multilayer deflector 12 is divided into a plurality of chambers respectively with intake antrum 10 and water chamber 11, after cooling water enters, flow into another adjacent chamber from a chamber, can better the high-temperature cooling water in the airtight cooling chamber be extruded like this, improve cooling effect, thereby improve the service life of discharge nozzle 2.
Claims (7)
1. charge pipe comprises the feed pipe (1) and discharge nozzle (2) that connect as one, and it is characterized in that: be connected with rotating driving device on discharge nozzle (2), the discharge port end of discharge nozzle (2) is an elbow structure.
2. charge pipe as claimed in claim 1, it is characterized in that: described rotating driving device comprises driven gear (3) that is fixedly connected on the discharge nozzle (2) and the driving gear (4) that cooperates with driven gear (3), and the rotating shaft of driving gear (4) connects motor (5).
3. charge pipe as claimed in claim 1 or 2 is characterized in that: the outer surface at discharge nozzle (2) is provided with cooling system.
4. charge pipe as claimed in claim 3, it is characterized in that: the bottom outer surface at feed pipe (1) fixedly installs feed pipe flange (15), the outer surface of cupular part of discharge nozzle (2) fixedly installs discharge nozzle flange (16), is sealed and matched between feed pipe flange (15) and the discharge nozzle flange (16); Described cooling system comprise the airtight cooling chamber that covers discharge nozzle (2) outer surface and be arranged on feed pipe flange (15) and discharge nozzle flange (16) between annular water tank, go up fixedly connected water inlet pipe (7) and outlet pipe (8) at feed pipe flange (15), water inlet pipe (7) and outlet pipe (8) are by annular water tank and airtight communicating with cooling cavity.
5. charge pipe as claimed in claim 4, it is characterized in that: in airtight cooling chamber, be provided with dividing plate (9), dividing plate (9) is divided into intake antrum (10) and water chamber (11) with airtight cooling chamber, between dividing plate (9) bottom is bottom airtight cooling chamber, has the passage (6) that intake antrum (10) is communicated with water chamber (11), described annular water tank comprises import annular water tank (13) and outlet annular water tank (14), water inlet pipe (7) communicates with intake antrum (10) by import annular water tank (13), and water chamber (11) communicates with outlet pipe (8) by outlet annular water tank (14).
6. charge pipe as claimed in claim 5 is characterized in that: respectively be provided with one deck deflector (12) at least in intake antrum (10) and water chamber (11), deflector (12) is provided with the current through hole that can make the cooling water circulation.
7. charge pipe as claimed in claim 6, it is characterized in that: described deflector (12) is set to multilayer, in adjacent two layers deflector (12), the current through hole of ground floor deflector (12) is arranged on an end of deflector (12), and the current through hole of second layer deflector (12) is arranged on and the relative other end of ground floor deflector (12) current through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203011900U CN201221897Y (en) | 2008-06-17 | 2008-06-17 | Feeding pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203011900U CN201221897Y (en) | 2008-06-17 | 2008-06-17 | Feeding pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201221897Y true CN201221897Y (en) | 2009-04-15 |
Family
ID=40575403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008203011900U Expired - Fee Related CN201221897Y (en) | 2008-06-17 | 2008-06-17 | Feeding pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201221897Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103175402A (en) * | 2011-12-21 | 2013-06-26 | 贵阳铝镁设计研究院有限公司 | Feeding device in high temperature |
-
2008
- 2008-06-17 CN CNU2008203011900U patent/CN201221897Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103175402A (en) * | 2011-12-21 | 2013-06-26 | 贵阳铝镁设计研究院有限公司 | Feeding device in high temperature |
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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: 20090415 Termination date: 20160617 |