CN206056352U - A kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution - Google Patents
A kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution Download PDFInfo
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- CN206056352U CN206056352U CN201620990439.8U CN201620990439U CN206056352U CN 206056352 U CN206056352 U CN 206056352U CN 201620990439 U CN201620990439 U CN 201620990439U CN 206056352 U CN206056352 U CN 206056352U
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- scraper plate
- heat exchanger
- exchanger tube
- housing
- clamping device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
This utility model is related to a kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution, including by housing and multiple rows of, multiple row set of heat exchange tubes into heat exchanger, also including cleaning plant；The cleaning plant is made up of driving means, leading screw, scraper plate clamping device and scraper plate, and 2 groups of leading screws are separately mounted to the both sides of heat exchanger tube in housing, and leading screw one end is connected with the driving means outside housing, and can be rotated in the case where driving means drive；Scraper plate clamping device is connected with lead screw transmission, and scraper plate is provided with scraper plate clamping device, and scraper plate is sleeved on the outside of heat exchanger tube, and scraper plate clamping device and scraper plate can drive lower edge heat exchanger tube direction to reciprocate in leading screw.Utility model is wanted to can be used for the online waste heat recovery of coal oven dithio-gas, can be cleared up to being attached to the tar and carbon distribution exchanged heat in pipe outer wall in time, prevent waste-heat recovery device exhaust steam passage from blocking, improve stability and the safety of waste-heat recovery device operation, it is ensured that waste heat recovery efficiency.
Description
Technical field
This utility model is related to a kind of heat-exchanger rig, more particularly to a kind of coke oven famine coal that can clear up automatically tar and carbon distribution
Gas waste-heat recovery device.
Background technology
At present, the waste heat recovery mode of coal oven dithio-gas mainly has two kinds：1) change coke oven coke oven uprising tube to rise for water leg
Pipe, is rising pipeline section recovery waste heat by water leg；2) after derive raw coke oven gas, using waste-heat recovery device centralized recovery；Its
Middle employing water leg is low in the efficiency for rising pipeline section recovery waste heat, and tedge weld seam is easy to crack, the danger for having leak to carbonizing chamber.
Method efficiency using waste-heat recovery device centralized recovery raw coke oven gas waste heat is very high, does not have any impact to production,
But conventional waste-heat recovery device is simply possible to use in the waste gas residual heat for relatively cleaning and reclaims at present, and meeting after coal oven dithio-gas heat exchange cooling
Tar and carbon distribution are generated, easily the exhaust steam passage in blocking waste-heat recovery device, reduces heat exchange efficiency, and is difficult after blocking clear
Reason.
The content of the invention
This utility model provides a kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution, can use
In the online waste heat recovery of coal oven dithio-gas, can be cleared up to being attached to the tar and carbon distribution exchanged heat in pipe outer wall in time, be prevented
Waste-heat recovery device exhaust steam passage blocks, and improves stability and the safety of waste-heat recovery device operation, it is ensured that waste heat recovery is imitated
Rate.
In order to achieve the above object, this utility model employs the following technical solutions realization：
A kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution, including by housing and multiple rows of, many
Row set of heat exchange tubes into heat exchanger, the two ends of the housing are connected with raw coke oven gas pipeline by flange respectively；Heat exchanger tube and housing
Axis is vertically arranged, and its two ends is fixed in housing by tube sheet respectively, sets water respectively and enter on the housing at correspondence heat exchanger tube two ends
Mouth and steam (vapor) outlet；Also include cleaning plant；The cleaning plant is by driving means, leading screw, scraper plate clamping device and scraper plate group
Into 2 groups of leading screws are separately mounted to the both sides of heat exchanger tube in housing, and leading screw one end is connected with the driving means outside housing, and can be
Driving means drive lower rotation；Scraper plate clamping device is connected with lead screw transmission, and scraper plate, squeegee sleeve are provided with scraper plate clamping device
It is mounted on the outside of heat exchanger tube, scraper plate clamping device and scraper plate can drive lower edge heat exchanger tube direction to reciprocate in leading screw.
The scraper plate clamping device is 2, is set on 2 groups of leading screws；The inner side of scraper plate clamping device sets folder respectively
Groove is held for installing scraper plate, heat exchanger tube is often arranged and is correspondingly arranged 1 group of scraper plate, every group of scraper plate is made up of two pairing scraper plates, and pairing is scraped
Corresponding semi-circular recesses are opened up on plate at correspondence heat exchanger tube, and heat exchanger tube centrage pairing is arranged along often.
Counterbalance spring is provided between each group scraper plate, counterbalance spring is respectively arranged on scraper plate both sides.
The semi-circular recesses of the scraper plate are provided with two-sided cutting edge, and the angle between both sides cutting edge and heat exchange tube wall is respectively less than
90°。
Compared with prior art, the beneficial effects of the utility model are：
Can be used for the online waste heat recovery of coal oven dithio-gas, can be attached to heat exchange pipe outer wall on tar and carbon distribution carry out and
Shi Qingli, prevents waste-heat recovery device exhaust steam passage from blocking, and improves stability and the safety of waste-heat recovery device operation, it is ensured that
Waste heat recovery efficiency.
Description of the drawings
Fig. 1 is main view profile of the present utility model.
Fig. 2 is top plan view of the present utility model.
Fig. 3 is the A portions enlarged drawing in Fig. 2.
In figure：1. 2. leading screw of driving means, 3. scraper plate clamping device, 4. scraper plate, 5. heat exchanger tube, 6. housing 7. compensates bullet
8. flange of spring
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described further：
As shown in Figure 1-Figure 3, a kind of waste heat of coke oven crude gas that can clear up automatically tar and carbon distribution described in the utility model
Retracting device, including the heat exchanger being made up of housing 6 and multiple rows of, multiple row heat exchanger tube 5, the two ends of the housing 6 pass through method respectively
Blue 8 are connected with raw coke oven gas pipeline；Heat exchanger tube 5 is vertically arranged with 6 axis of housing, and its two ends is fixed on housing 6 by tube sheet respectively
It is interior, water inlet and steam (vapor) outlet are set respectively on the housing 6 at 5 two ends of correspondence heat exchanger tube；Also include cleaning plant；The cleaning plant
It is made up of driving means 1, leading screw 2, scraper plate clamping device 3 and scraper plate 4,2 groups of leading screws 2 are separately mounted to heat exchanger tube 5 in housing 6
Both sides, 2 one end of leading screw are connected with the driving means 1 outside housing 6, and can be rotated in the case where driving means 1 drive；Scraper plate clamping device
3 are connected with leading screw 2, and scraper plate 4 is provided with scraper plate clamping device 3, and scraper plate 4 is sleeved on the outside of heat exchanger tube 5, scraper plate clamping dress
Put 3 and scraper plate 45 direction of lower edge heat exchanger tube can be driven to reciprocate in leading screw 2.
The scraper plate clamping device 3 is 2, is set on 2 groups of leading screws 2；The inner side of scraper plate clamping device 3 sets respectively
Holding tank is used to install scraper plate 4, often arranges heat exchanger tube 5 and is correspondingly arranged 1 group of scraper plate 4, and every group of scraper plate 4 is made up of two pairing scraper plates,
Corresponding semi-circular recesses are opened up on pairing scraper plate at correspondence heat exchanger tube 5, and 5 centrage pairing of heat exchanger tube is arranged along often.
Counterbalance spring 7 is provided between each group scraper plate 4, counterbalance spring 7 is respectively arranged on 4 both sides of scraper plate.
The semi-circular recesses of the scraper plate 4 are provided with two-sided cutting edge, and the angle between both sides cutting edge and heat exchange tube wall is respectively less than
90°。
As shown in Figure 1 and Figure 2, during recovery waste heat, raw coke oven gas is entered from the raw coke oven gas entrance of 6 side of housing, and water is from housing 6
The water inlet of bottom is entered, and the heat of raw coke oven gas entrainment is by the transmission feedwater of heat exchanger tube 5 (raw gas temperature is far above water temperature), water
Steam is generated after heat absorption or steam water interface completes heat exchange, supplied Jing after the steam (vapor) outlet at the top of housing 6 is discharged after water heat exchange
Utilize to user；Raw coke oven gas is discharged from the outlet of 6 opposite side raw coke oven gas of housing, into recovery of chemical products operation.
Coal oven dithio-gas contain substantial amounts of tar and dust, are exchanged heat into heat exchanger shell pass with the water in heat exchanger tube 5
Consequence temperature is reduced, and a large amount of tar are separated out, and are attached on heat exchanger tube 5；In the presence of high temperature, tar carbonization in part forms product
Carbon；So as to affect heat exchange efficiency, heat exchanger shell pass can be blocked when serious, is raised system pressure, be there is potential safety hazard.
This utility model does reciprocal scraping campaign along 5 outer wall of heat exchanger tube using scraper plate 4, in time cleaning 5 outer wall of heat exchanger tube
The impurity of attachment, so as to ensure the heat exchange efficiency of waste-heat recovery device, it is ensured that the stability of its work and safety.
When installing heat exchanger tube 5, the holding tank for passing sequentially through two side scraper plate clamping devices 3 installs scraper plate 4, will scrape per group respectively
The i.e. 2 pairing scraper plates of plate 4 are installed to the both sides of every row's heat exchanger tube 5, the semi-circular recesses synthesis one after pairing scraper plate pairing thereon
Individual full circle, is close on the outside of heat exchanger tube 5 as scraping contact surface；Counterbalance spring 7 is housed between adjacent 2 groups of scraper plates 4, scraper plate can be made
Semi-circular recesses on 4 are close to heat exchanger tube 5 all the time, strengthen cleaning effect.
The semi-circular recesses of scraper plate 4 are provided with two-sided cutting edge, and the angle between both sides cutting edge and heat exchange tube wall is respectively less than 90 °,
Scraping power can be increased, cleaning effect is further enhanced.
The above, only this utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any those familiar with the art in the technical scope that this utility model is disclosed, according to this practicality
New technical scheme and its design in addition equivalent or change, should all cover within protection domain of the present utility model.
Claims (4)
1. a kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution, including by housing and multiple rows of, multiple row
Set of heat exchange tubes into heat exchanger, the two ends of the housing are connected with raw coke oven gas pipeline by flange respectively；Heat exchanger tube and housing axle
Line is vertically arranged, and its two ends is fixed in housing by tube sheet respectively, sets water inlet respectively on the housing at correspondence heat exchanger tube two ends
And steam (vapor) outlet；Characterized in that, also including cleaning plant；The cleaning plant is by driving means, leading screw, scraper plate clamping device
Constitute with scraper plate, 2 groups of leading screws are separately mounted to the both sides of heat exchanger tube in housing, leading screw one end is connected with the driving means outside housing
Connect, and can rotate in the case where driving means drive；Scraper plate clamping device is connected with lead screw transmission, is provided with and scrapes on scraper plate clamping device
Plate, scraper plate are sleeved on the outside of heat exchanger tube, and scraper plate clamping device and scraper plate can drive lower edge heat exchanger tube direction to reciprocate in leading screw.
2. a kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution according to claim 1, its
It is characterised by, the scraper plate clamping device is 2, is set on 2 groups of leading screws；The inner side of scraper plate clamping device sets folder respectively
Groove is held for installing scraper plate, heat exchanger tube is often arranged and is correspondingly arranged 1 group of scraper plate, every group of scraper plate is made up of two pairing scraper plates, and pairing is scraped
Corresponding semi-circular recesses are opened up on plate at correspondence heat exchanger tube, and heat exchanger tube centrage pairing is arranged along often.
3. a kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution according to claim 2, its
It is characterised by, counterbalance spring is provided between each group scraper plate, and counterbalance spring is respectively arranged on scraper plate both sides.
4. a kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution according to claim 2, its
It is characterised by, the semi-circular recesses of the scraper plate are provided with two-sided cutting edge, and the angle between both sides cutting edge and heat exchange tube wall is respectively less than
90°。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990439.8U CN206056352U (en) | 2016-08-30 | 2016-08-30 | A kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990439.8U CN206056352U (en) | 2016-08-30 | 2016-08-30 | A kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution |
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| Publication Number | Publication Date |
|---|---|
| CN206056352U true CN206056352U (en) | 2017-03-29 |
Family
ID=58378796
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| CN201620990439.8U Active CN206056352U (en) | 2016-08-30 | 2016-08-30 | A kind of waste heat of coke oven crude gas retracting device that can clear up automatically tar and carbon distribution |
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| CN (1) | CN206056352U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108342199A (en) * | 2018-04-16 | 2018-07-31 | 福建省东锅节能科技有限公司 | Annular membrane water-cooled jacket, crude-gas sensible heat recycling power generator and its working method |
| CN109724095A (en) * | 2019-01-28 | 2019-05-07 | 安庆市泰发能源科技有限公司 | A kind of waste heat boiler for Hand scarf tube bank blocking of not stopping work |
| CN110274513A (en) * | 2019-07-25 | 2019-09-24 | 江阴德耐特重工科技有限公司 | A kind of heat-exchanger rig of petrochemical industry pyrolysis furnace waste heat boiler |
| CN110763043A (en) * | 2019-10-24 | 2020-02-07 | 天津金力通金属制品有限公司 | Copper-aluminum composite radiator convenient for ash removal |
| CN111774180A (en) * | 2020-06-09 | 2020-10-16 | 范兰 | Heating type vibrating air equalizing plate |
| CN112179157A (en) * | 2020-10-09 | 2021-01-05 | 内蒙古万众炜业科技环保股份公司 | Coking furnace waste heat full utilization system for preventing graphite from being formed by tar |
| CN112629315A (en) * | 2020-12-02 | 2021-04-09 | 安徽扬天金塑新能源装备股份公司 | Scale removing device for tube type heat exchanger |
| CN112728994A (en) * | 2021-01-18 | 2021-04-30 | 安徽瑞格电子科技有限公司 | Water-cooled tube fine hair clearing device of hatching machine |
-
2016
- 2016-08-30 CN CN201620990439.8U patent/CN206056352U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108342199A (en) * | 2018-04-16 | 2018-07-31 | 福建省东锅节能科技有限公司 | Annular membrane water-cooled jacket, crude-gas sensible heat recycling power generator and its working method |
| CN109724095A (en) * | 2019-01-28 | 2019-05-07 | 安庆市泰发能源科技有限公司 | A kind of waste heat boiler for Hand scarf tube bank blocking of not stopping work |
| CN110274513A (en) * | 2019-07-25 | 2019-09-24 | 江阴德耐特重工科技有限公司 | A kind of heat-exchanger rig of petrochemical industry pyrolysis furnace waste heat boiler |
| CN110763043A (en) * | 2019-10-24 | 2020-02-07 | 天津金力通金属制品有限公司 | Copper-aluminum composite radiator convenient for ash removal |
| CN111774180A (en) * | 2020-06-09 | 2020-10-16 | 范兰 | Heating type vibrating air equalizing plate |
| CN112179157A (en) * | 2020-10-09 | 2021-01-05 | 内蒙古万众炜业科技环保股份公司 | Coking furnace waste heat full utilization system for preventing graphite from being formed by tar |
| CN112179157B (en) * | 2020-10-09 | 2022-07-12 | 内蒙古万众炜业科技环保股份公司 | Coking furnace waste heat full utilization system for preventing graphite from being formed by tar |
| CN112629315A (en) * | 2020-12-02 | 2021-04-09 | 安徽扬天金塑新能源装备股份公司 | Scale removing device for tube type heat exchanger |
| CN112728994A (en) * | 2021-01-18 | 2021-04-30 | 安徽瑞格电子科技有限公司 | Water-cooled tube fine hair clearing device of hatching machine |
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