CN206343467U - Wire rod rolling EDC temperature control device - Google Patents
Wire rod rolling EDC temperature control device Download PDFInfo
- Publication number
- CN206343467U CN206343467U CN201621397039.2U CN201621397039U CN206343467U CN 206343467 U CN206343467 U CN 206343467U CN 201621397039 U CN201621397039 U CN 201621397039U CN 206343467 U CN206343467 U CN 206343467U
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- Prior art keywords
- water
- main
- edc
- auxiliary
- heating
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- 238000005096 rolling process Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 108
- 238000010438 heat treatment Methods 0.000 claims abstract description 29
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 239000008236 heating water Substances 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 239000013589 supplement Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000005485 electric heating Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 230000009897 systematic effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The utility model relates to an EDC temperature control device for wire rolling, which comprises a main heating system, wherein the main heating system consists of a main water delivery pipeline arranged between a water inlet and a water outlet of an EDC water tank, a main control valve, a self-cleaning filter, a main circulating pump and an electric heater which are sequentially arranged on the main water delivery pipeline along the water flow direction; also comprises an auxiliary heating system; the auxiliary heating system consists of an auxiliary water conveying pipeline and a water return valve, a heating water tank and an auxiliary control valve which are sequentially arranged on the auxiliary water conveying pipeline along the water flow direction; one end of the auxiliary water pipeline is connected with a main water pipeline close to the water outlet of the EDC water tank, and the other end of the auxiliary water pipeline is connected with a main water pipeline between the main circulating pump and the self-cleaning filter; a steam heat exchanger, a thermal resistor and a liquid level meter are arranged in the heating water tank. The utility model discloses an electric heating is given first place to, and steam heating is the mode of assisting, adopts the circulating water to adopt steam preheating before the EDC starts, can reach energy saving, reduction in production cost's purpose.
Description
Technical field
The utility model is related to EDC technical fields, more particularly to a kind of wire rod rolling EDC temperature control devices.
Background technology
At present, air-cooled on-line cooling work is used during most domestic wire production enterprise production carbon steel wire rod with high product
Skill, because of the defect such as cooling velocity is slow, inhomogeneous cooling is even, can cause that product tensile property is relatively low, strength and toughness is poor.To meet production
The technological requirement of product deep processing, downstream wire product enterprise will carry out patenting processing to carbon steel wire rod with high, not only increase life
Cost is produced, and environment can be polluted using heavy metal lead.
In recent years, American-European countries and Japan have developed the new on-line cooling skill such as salt bath, infrasonic wave and water-bath in succession
Art, achieves phasic results.Wherein, the Gus Ha Ma companies that rub of Belgian state-run Centre De Recherches Metallurgiques and Sweden propose water first
Cold (offline) control technology, abbreviation EDC.The technology has pollution-free, high-quality feature, can remove follow-up lead bath heat treatment from
Process, is current more satisfactory new cooling treatment technology.But the technology is larger because of control difficulty, always not by domestic wire rod
Manufacturing enterprise is used.
2008, Anshan iron and steel plant share wire rolling plants set up laboratory, started EDC researches of technique experiment.In late June, 2011,
The small lot production of online water-bath patent wire rod is successfully realized, the wire product by EDC technical finesses no longer needs
User carries out patenting processing, and user can be helped to reduce by 400 yuan of ton material processing cost, and the high-speed rod product produced
Wire drawing intensity, torsional bending value are greatly improved, and reach the safety requirements of high intensity level.
In EDC techniques, the water of input EDC tanks is heated up using electric heater, and power consumption is larger；The opposing party
Face, due to heating furnace self-produced steam, and gas production is more than usage amount, and some steam is caused the wave of the energy by diffusing
Take.
The content of the invention
The utility model provides a kind of wire rod rolling EDC temperature control devices, based on electrical heating, supplemented by steam heating
Mode, EDC uses steam preheating before starting using recirculated water, can reach and saves the energy, reduces the purpose of production cost.
In order to achieve the above object, the utility model is realized using following technical scheme：
A kind of wire rod rolling EDC temperature control devices, including main heating system, main heating system is by being arranged on entering for EDC tanks
The main control valve that is set gradually on water delivery main pipeline, water delivery main pipeline between the mouth of a river and delivery port along water (flow) direction, self-cleaning
Filter, main circulation pump and electric heater composition；Also include auxiliary heating system；The auxiliary heating system is by auxiliary water-supply-pipe
Back-water valve (BWV), heating water tank and the aux. control valve composition set gradually on road and auxiliary aqueduct along water (flow) direction；Auxiliary is defeated
The water delivery main pipeline of the close EDC sink outlets of one end connection of waterpipe, other end connection main circulation pump and self-cleaning filtering
Water delivery main pipeline between device；Heat and vapor heat exchanger, thermal resistance and liquid level gauge are provided with water tank.
On water delivery main pipeline connection system water supplement pipe between the self-cleaning filter and main circulation pump, system water supplement pipe
Provided with system water supplement valve；Auxiliary aqueduct between heating water tank and aux. control valve connects system water supplement by small pump
Pipe.
The main circulation pump and small pump are respectively provided with 2, a-worker-a-backup.
The vapor heat exchanger is connected with external steam conveyance conduit, and steam conveying pipe is provided with steam control valve.
Compared with prior art, the beneficial effects of the utility model are：
1) in original EDC techniques, electric heater and main circulation pump need devote oneself to work for 8 hours in advance, energy-output ratio
Greatly；After the utility model, first heated water tank heats up recirculated water with steam heat-exchanging, is effectively saved the energy；
2) during EDC systematic failures state, can by back-water valve (BWV) by the water aerial drainage in EDC tanks into heating water tank, and lead to
Steam heat-exchanging insulation is crossed, again puts into the water after heating in system operation after EDC systems are normal；The energy can not only be saved,
And ensure that the trouble-free operation of production；
3) heating water tank is provided with liquid level gauge and moisturizing pipeline, it is ensured that supplies water sufficient, the water level in EDC tanks is met technique
It is required that.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：The electricity of 5. main circulation pump of 1.EDC tanks 2. main control valve, 3. self-cleaning filter, 4. system water supplement valve 6.
The aux. control valve of 9. small pump of the back-water valve (BWV) 8. of heater 7. heating water tank 10.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of wire rod rolling EDC temperature control devices described in the utility model, including main heating system, main heating
System by be arranged between the water inlet and delivery port of EDC tanks 1 water delivery main pipeline, on water delivery main pipeline along water (flow) direction according to
Main control valve 2, self-cleaning filter 3, main circulation pump 4 and the electric heater 5 of secondary setting are constituted；Also include auxiliary heating system；
The auxiliary heating system by auxiliary aqueduct and auxiliary aqueduct on set gradually along water (flow) direction back-water valve (BWV) 7, plus
Boiler 8 and aux. control valve 10 are constituted；One end connection of aqueduct is aided in close to the water delivery supervisor of the delivery port of EDC tanks 1
Road, the water delivery main pipeline between other end connection main circulation pump 5 and self-cleaning filter 3；Heat and steam heat-exchanging is provided with water tank 8
Device, thermal resistance and liquid level gauge.
Water delivery main pipeline connection system water supplement pipe between the self-cleaning filter 3 and main circulation pump 5, system water supplement pipe
It is provided with system water supplement valve 4；Heat the auxiliary aqueduct between water tank 8 and aux. control valve 10 and connected by small pump 9 and be
System filling pipe.
The main circulation pump 5 and small pump 9 are respectively provided with 2, a-worker-a-backup.
The vapor heat exchanger is connected with external steam conveyance conduit, and steam conveying pipe is provided with steam control valve.
When EDC systems are normally run, the utility model can provide electrical heating, steam heating or electricity+steam and heat 3 kinds of heating
Mode.Wherein：
During using electrical heating, the water in EDC tanks 1 is heated by the electric heater 6 on water delivery main pipeline, passes through major cycle
Pump 5 is circulated, it is ensured that water temperature and water level in EDC tanks 1 meet technological requirement.When the water level decreasing in EDC tanks 1,
System water supplement valve 4 opens amount of makeup water.
When being heated using steam, the water heated in water tank 8 is first heated to more than 93 degree, aux. control valve is then opened
10, hot water is transported in EDC tanks 1 by main circulation pump 5, and reach technique initialization water level；Under water level in EDC tanks 1
After drop, small pump 9 starts, and the water heated in water tank 8 is added in EDC tanks 1.
During using electricity+steam heating, first the water heated in water tank 8 is heated, such as temperature does not reach 93 degree, then added by electricity
Hot device 6 is further heated, and complies with technological requirement.
Under EDC systematic failures states, back-water valve (BWV) 7 is opened, main control valve 2 is closed；Hot water in EDC tanks 1 is by returning
The aerial drainage of water valve 7 to heating the inside holding of water tank 8.When resuming production, the water heated in water tank 8 is first heated to more than 93 degree, then
Aux. control valve 10 is opened, hot water is transported in EDC tanks 1 by main circulation pump 5, and reach technique initialization water level；EDC water
After water level decreasing in groove 1, small pump 9 starts, and the water heated in water tank 8 is added in EDC tanks 1.
Heat and vapor heat exchanger be set in water tank 8, thermal source is steam, when water temperature is less than 90 degree, steam control valve starts,
Introduce steam into and start to heat water, stop heating when water temperature reaches more than 93 degree.
For the first time in use, the water level settings of heating water tank 8 are in 2.2m.During normal production, water level settings in 0.5m, when less than
During 0.3m, system water supplement valve 4 and small pump 9 are opened and carry out moisturizing, and water level reaches closes after 0.5m.
Only with Electric heating EDC systems start when, electric heater 6 need to shift to an earlier date start-ups operation in 8 hours, at the same lead follow
Ring pump 5 will also come into operation, and such as the power of electric heater 6 is 900kw, the power 15kw of main circulation pump 5, after the utility model,
Only this item, so that it may save mass energy, its economic benefit is very considerable.
EDC systems start savable expense every time：
(900+15) × 8 × 0.6 yuan /=4392 yuan of degree
Assuming that per monthly average start 3 times, then annual savable expense be：
Ten thousand yuan of 4392 × 3 × 12=15.8
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its design is subject to equivalent substitution or change, should all cover within protection domain of the present utility model.
Claims (4)
1. a kind of wire rod rolling EDC temperature control devices, including main heating system, main heating system is by being arranged on the water inlets of EDC tanks
Water delivery main pipeline, the main control valve set gradually along water (flow) direction on water delivery main pipeline mouthful between delivery port, self-cleaning
Filter, main circulation pump and electric heater composition；Characterized in that, also including auxiliary heating system；The auxiliary heating system by
Back-water valve (BWV), heating water tank and the aux. control valve group set gradually on auxiliary aqueduct and auxiliary aqueduct along water (flow) direction
Into；One end connection of aqueduct is aided in close to the water delivery main pipeline of EDC sink outlets, other end connection main circulation pump with from
The water delivery main pipeline cleaned between filter；Heat and vapor heat exchanger, thermal resistance and liquid level gauge are provided with water tank.
2. a kind of wire rod rolling EDC temperature control devices according to claim 1, it is characterised in that the self-cleaning filter
Water delivery main pipeline between main circulation pump is connected system water supplement pipe, and system water supplement pipe is provided with system water supplement valve；Heat water tank
Auxiliary aqueduct between aux. control valve is connected system water supplement pipe by small pump.
3. a kind of wire rod rolling EDC temperature control devices according to claim 2, it is characterised in that the main circulation pump and benefit
Water pump is respectively provided with 2, a-worker-a-backup.
4. a kind of wire rod rolling EDC temperature control devices according to claim 1, it is characterised in that the vapor heat exchanger with
External steam conveyance conduit is connected, and steam conveying pipe is provided with steam control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621397039.2U CN206343467U (en) | 2016-12-19 | 2016-12-19 | Wire rod rolling EDC temperature control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621397039.2U CN206343467U (en) | 2016-12-19 | 2016-12-19 | Wire rod rolling EDC temperature control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206343467U true CN206343467U (en) | 2017-07-21 |
Family
ID=59317192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621397039.2U Expired - Fee Related CN206343467U (en) | 2016-12-19 | 2016-12-19 | Wire rod rolling EDC temperature control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206343467U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654732A (en) * | 2017-10-11 | 2019-04-19 | 江苏神鹤科技发展有限公司 | A kind of intelligent constant-temperature water bath device |
| CN112157127A (en) * | 2020-09-17 | 2021-01-01 | 重庆泰山电缆有限公司 | Circulating water temperature control system for rolling aluminum alloy rod |
-
2016
- 2016-12-19 CN CN201621397039.2U patent/CN206343467U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654732A (en) * | 2017-10-11 | 2019-04-19 | 江苏神鹤科技发展有限公司 | A kind of intelligent constant-temperature water bath device |
| CN112157127A (en) * | 2020-09-17 | 2021-01-01 | 重庆泰山电缆有限公司 | Circulating water temperature control system for rolling aluminum alloy rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170721 |