CN202186976U - Heat-insulating protective device for thermal state depth overhaul and maintenance for carbonizing chamber of coke oven - Google Patents
Heat-insulating protective device for thermal state depth overhaul and maintenance for carbonizing chamber of coke oven Download PDFInfo
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- CN202186976U CN202186976U CN2011202971401U CN201120297140U CN202186976U CN 202186976 U CN202186976 U CN 202186976U CN 2011202971401 U CN2011202971401 U CN 2011202971401U CN 201120297140 U CN201120297140 U CN 201120297140U CN 202186976 U CN202186976 U CN 202186976U
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Abstract
The utility model relates to a heat-insulating protective device for thermal state depth overhaul and maintenance for a carbonizing chamber of a coke oven, aiming at solving the technical problem that the dimensions of the existing bracket type heat insulating devices are fixed and can not be regulated, and weights thereof are great. The technical solution is as follows: a heat-insulating protective device for thermal state depth overhaul and maintenance for a carbonizing chamber of a coke oven, wherein two reinforcing steel bar cross frames and a plurality of semicircular ribs are fixed to form an arc-shaped support; a screw adjusting device is fixed on the joint between the semicircular ribs on the middle part of the support and the reinforcing steel bar cross frames; one end of the screw adjusting device is forward thread screw and other end thereof is reverse thread screw; the forward thread screw is rotatably connected to a forward thread nut and the reverse thread screw is rotatably connected to a reverse thread nut; the forward thread nut and the reverse thread nut are fixed in an adjusting fixed frame; the middle of the adjusting fixed frame is fixedly provided with an adjusting tommy bar; a heat insulation layer is laid on the arc-shaped bracket; the heat insulation layer is composed of a ceramic fiber blanket and a ceramic fiber cloth, which are overlaid. The utility model is an apparatus which is mainly used for heat insulation protection and safety protection on operating personnel when walls of carbonizing chamber of coke oven are deeply damaged, and thermal state depth overhaul when the whole row of the bricks at the bottom is overhauled.
Description
Technical field
The utility model relates to the heat insulation safety guard that the hot degree of depth of coke furnace carbonization chamber is overhauled and keeped in repair, and is mainly used in the coke furnace carbonization chamber furnace wall degree of depth and damages, arranges entirely the hot degree of depth that bottom brick overhauls and overhaul the implement device after thermal protection and operating personnel's safety precaution.
Background technology
The long 15980mm of coke furnace carbonization chamber generally, the factor affecting such as mechanical load that in the long-term production process, receive temperature variation, physical chemistry corrode and pushing ram nog plate and charge of coke produce during coke pushing; Fusion hole appears in coking chamber wall; Bottom brick wearing and tearing occur and phenomenon such as overthrows, if untimely processing will make fusion hole burn bigger and bigger; The body of wall badly broken, and have foreign material such as brickbat, coal charge to fall into obstruction chute in the quirk of combustion chamber; Bottom brick damages continued production and will cause the coking furnace shaft damage to enlarge, and finally can cause this coking chamber to stop to produce.Heat insulation and the heat insulation safety guard in high-altitude (generally only limiting in the 3000mm degree of depth) of the side direction of conventional repair: the vertical heat-proof device of (one) side direction: generally be after the coke pushing of this number coking chamber, to take the heat insulation firebreak of block and paste lagging material with the clay light cinder brick; Shortcoming: can only be in the 3000mm degree of depth; And can only use once, cost is bigger, operating efficiency low (take block and dismounting and need 1.5 hours); Processing temperature is high, the big and hazardous of workload.Adopt angle steel to be made into vertical steelframe in addition in addition,, constitute by steel structure frame 11 and support footing 12 with reference to Fig. 1,2; And at its side colligation lagging material 13, its shortcoming: too heavy (near 50KG) advances coking chamber to be not easy very much; Need 4～6 people to cooperate, this is at overhead 1500mm, area 0.6m
2Platform on operation just be not easy very much; And its fixed size, unadjustable can not adapt to the change of coking chamber width; Can not support the hot degree of depth of coking chamber to overhaul; Life-span is also shorter, can only use 3～4 times.(2) the heat insulation safety guard in high-altitude, top: referring to Fig. 3; With angle steel make baffle plate frame 14 and in the above colligation lagging material 13 (long 3000～5000mm) baffle plates, one end is put on the light cinder brick body of wall or is put on the heat insulation steelframe, and the other end is pricked at horizontal brace place, stove frame top with iron wire.There is fixed size, unadjustable equally.Danger close when operation, baffle plate is very heavy on the one hand, is difficult for lifting; The coking chamber temperature is very high on the other hand, and the baffle plate effect of heat insulation is not fine, is prone to blow and collapses to drop hurt sb.'s feelings.And can not adapt to maximization Coke-oven Maintenance demand: 1) the high-altitude heat-proof device is too high, can not effectively protect the intact body of wall in other position, below to avoid damage.2) can not support the hot degree of depth of coking chamber to overhaul, promptly can't under 850 ℃ of temperature, in reaching the coking chamber of 16000mm, build the high-altitude heat-proof device.Arrange end brick damage entirely and need overhaul when construction when the coking chamber stove occurring, traditional in this case heat-proof device can't be competent at all, because of temperature too high; The construction operation personnel can't get into and carry out operation in the stove; Be difficult to the control repairing quality,, turn over block back coking chamber metope and other silica brick of bottom and the equivalent damage phenomenon that ftractures can occur so turn over block again after can only furnace body temperature being reduced to 100 ℃-200 ℃; Have a strong impact on the time between overhauls of coking chamber, very unfavorable to safety.
The utility model content
The purpose of the utility model provides the heat insulation safety guard of arch form that the hot degree of depth of a kind of coke furnace carbonization chamber is overhauled and keeped in repair.Mainly solve the existing technical problem that support rack type heat-proof device fixed size can't be regulated and weight is very heavy.The utility model is used for the coke furnace carbonization chamber furnace wall degree of depth and damages, arranges entirely the hot degree of depth that bottom brick overhauls and overhaul the implement device after thermal protection and operating personnel's safety precaution.
The technical scheme of the utility model is: the hot degree of depth of a kind of coke furnace carbonization chamber is overhauled heat insulation safety guard; Be fixed into an arch support by two reinforcing bar crossbearers and some semicircle muscle; At the fixing spiro rod regulating device of semicircle muscle and reinforcing bar crossbearer junction of support middle portion, said spiro rod regulating device one end is positive tooth screw rod, and the other end is anti-tooth screw rod; Positive tooth screw rod is screwed on the positive tooth nut; Anti-tooth screw rod is screwed on the anti-tooth nut, and positive tooth nut and anti-tooth nut are fixed on to be regulated in the fixed frame, regulates the fixed frame center fixed and regulates tommy bar; Be equipped with thermofin on the arch support, described thermofin is laid by ceramic fiber blanket and ceramic fiber cloth stack.
The utility model beneficial technical effects is: 1) the heat insulation safety guard adjustable of this arch form: width-adjustable can adapt to the variation of all kinds of coke ovens, each spot size.2) can use by independent assortment.A plurality of combinations both can be built the heat insulation ceiling in high-altitude of random length at different heights, can build the vertical partition wall of side direction of arbitrary height again, adapted to different construction part demands.3) heat-proof quality is good.Internal-external temperature difference can reach 250～400 ℃, protects the injury-free and construction operation personnel in the intact position of coking chamber metope not by high temperature injury effectively.4) safety performance is good.Each arch form top is supported on the metope through each self-regulation device, is independent of each other, and phenomenons such as collapsing, collapse can not occur pressing; Can bear the impact of the overhead 10KG left and right weight plates of coking chamber 4000～6000mm, guarantee workmen's safety.5) device light (having only 8KG), small and exquisite is conveniently built, is removed, but single just operation.6) can reuse reach 10 surplus time, the construction maintenance cost is low.The various hot degree of depth that can satisfy national now all kinds of capacity coke oven coking chambers is fully repaired the safety precaution of construction; Playing other positions of thermal insulation protection coking chamber metope not corroded by low temperature; The operating personnel does not receive high temperature injury, and prevents that falling object from high altitude from injuring the operating personnel by a crashing object.
Description of drawings
Fig. 1 is existing vertical heat-proof device structural representation front view
Fig. 2 is the left view of Fig. 1
Fig. 3 is the structural representation vertical view of existing high-altitude heat-proof device
Fig. 4 is the utility model framework perspective view
Fig. 5 is the utility model front view
1-reinforcing bar crossbearer among the figure, 2-semicircle muscle, the positive tooth screw rod of 3-, the positive tooth nut of 4-, 5-regulates fixed frame; 6-regulates tommy bar, the anti-tooth nut of 7-, the anti-tooth screw rod of 8-, 9-ceramic fiber blanket, 10-ceramic fiber cloth; The 11-steel structure frame, 12-supports footing, 13-lagging material, 14-baffle plate frame.
Embodiment
With reference to Fig. 4,5; The hot degree of depth of a kind of coke furnace carbonization chamber is overhauled heat insulation safety guard, is fixed into an arch support by two reinforcing bar crossbearers 1 and some semicircle muscle 2, the fixing spiro rod regulating device in the semicircle muscle 2 and reinforcing bar crossbearer 1 junction of support middle portion; Said spiro rod regulating device one end is positive tooth screw rod 3; The other end is anti-tooth screw rod 8, and positive tooth screw rod 3 is screwed on the positive tooth nut 4, and anti-tooth screw rod 8 is screwed on the anti-tooth nut 7; Positive tooth nut and anti-tooth nut are fixed on to be regulated in the fixed frame 5; Regulate the fixed frame center fixed and regulate tommy bar 6, be equipped with thermofin on the arch support, described thermofin is by ceramic fiber blanket 9 and ceramic fiber cloth 10 stack layings.Arch support specification: length 1000mm, the adjustable of width 300～520mm.During use, on the arch support top of making, install ceramic fiber blanket 9 and one deck 5mm ceramic fiber cloth 10 that two-layer 25mm is thick, length and width are corresponding additional earlier.
During maintenance; When treating that furnace temperature is reduced in 850 ℃ of-900 ℃ of scopes, operator put on the aluminium foil protective clothing for proximity fire fighting, and coking chamber furnace bottom position coke is cleaned out; Lay the thick ceramic fiber blanket of two-layer 25mm at the coking chamber furnace bottom; One deck ceramic fiber cloth on the ceramic fiber blanket upper berth is sticked the ceramic fiber blanket of a floor height 1900mm again from the furnace wall of thing both sides respectively inwards successively by fire door, the insulation of wall laminating stops in the middle of coking chamber the time.Carry out the installation that heat insulation safety guard is completely pushed up in the coking chamber high-altitude then; Operator pick up the first heat insulation safety guard entering of arch form coking chamber need protect the position; The heat insulation safety guard of arch form is aimed at specified location; With the adjusting of expanding of two spiro rod regulating devices of the heat insulation safety guard intermediary of arch form, the heat insulation safety guard of arch form is supported on the metope fully, carry out second, the 3rd, the 4th then in this way ... The installation of the heat insulation safety guard of arch form; The heat insulation safety guard of arch form is installed to fire door always and finishes, making needs the zone of construction protection all to isolate with the heat insulation safety guard of arch form.Again with stove frame 2000mm to the upper part with the heat insulation safety guard heat-insulation and heat-preservation of arch form, add one deck woven asbesto heat holding curtain again in arch form device outside and hang over the top of firedoor frame and fix with iron wire.Because the heat insulation ballistic support device of arch form is very light; The phenomenon flexible during installation, that whole process does not have the heat insulation ballistic support device of arch form to drop and, having solved traditional light cinder brick, to take wall not firm; The baffle plate that steel are made can't a fixed difficult problem; Guaranteed the hot quality of overhauling, keeping in repair of the coking chamber degree of depth, guaranteed that the coking chamber high-altitude all is the heat insulation safety guard of arch form on full top, played other positions of protection coking chamber metope and not corroded by low temperature; The operating personnel does not receive high bake, and prevents that falling object from high altitude from injuring the operating personnel by a crashing object.
Claims (3)
1. the hot degree of depth of coke furnace carbonization chamber is overhauled heat insulation safety guard; It is characterized in that being fixed into an arch support by two reinforcing bar crossbearers and some semicircle muscle; The fixing spiro rod regulating device of semicircle muscle and reinforcing bar crossbearer junction at the support middle portion is equipped with thermofin on the arch support.
2. the hot degree of depth of a kind of coke furnace carbonization chamber according to claim 1 is overhauled heat insulation safety guard; It is characterized in that said spiro rod regulating device one end is positive tooth screw rod; The other end is anti-tooth screw rod, and positive tooth screw rod is screwed on the positive tooth nut, and anti-tooth screw rod is screwed on the anti-tooth nut; Positive tooth nut and anti-tooth nut are fixed on to be regulated in the fixed frame, regulates the fixed frame center fixed and regulates tommy bar.
3. the hot degree of depth of a kind of coke furnace carbonization chamber according to claim 1 is overhauled heat insulation safety guard, it is characterized in that described thermofin is by ceramic fiber blanket and ceramic fiber cloth stack laying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202971401U CN202186976U (en) | 2011-08-11 | 2011-08-11 | Heat-insulating protective device for thermal state depth overhaul and maintenance for carbonizing chamber of coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202971401U CN202186976U (en) | 2011-08-11 | 2011-08-11 | Heat-insulating protective device for thermal state depth overhaul and maintenance for carbonizing chamber of coke oven |
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|---|---|
| CN202186976U true CN202186976U (en) | 2012-04-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011202971401U Expired - Fee Related CN202186976U (en) | 2011-08-11 | 2011-08-11 | Heat-insulating protective device for thermal state depth overhaul and maintenance for carbonizing chamber of coke oven |
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| CN (1) | CN202186976U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103695006A (en) * | 2013-12-10 | 2014-04-02 | 中国一冶集团有限公司 | Method for repairing surface fireproofing layer of lining of coke oven door |
| CN104073269A (en) * | 2013-03-29 | 2014-10-01 | 上海梅山钢铁股份有限公司 | Deep maintenance method on coke-oven charcoal bottom bricks |
| CN106336877A (en) * | 2016-08-30 | 2017-01-18 | 中国冶集团有限公司 | Heat-insulating protective shield used during hot maintenance of coke oven carbonization room |
| CN106350081A (en) * | 2016-08-30 | 2017-01-25 | 中国冶集团有限公司 | Heat-insulating method used during hot maintenance of coke oven carbonization room |
-
2011
- 2011-08-11 CN CN2011202971401U patent/CN202186976U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104073269A (en) * | 2013-03-29 | 2014-10-01 | 上海梅山钢铁股份有限公司 | Deep maintenance method on coke-oven charcoal bottom bricks |
| CN103695006A (en) * | 2013-12-10 | 2014-04-02 | 中国一冶集团有限公司 | Method for repairing surface fireproofing layer of lining of coke oven door |
| CN103695006B (en) * | 2013-12-10 | 2015-01-07 | 中国一冶集团有限公司 | Method for repairing surface fireproofing layer of lining of coke oven door |
| CN106336877A (en) * | 2016-08-30 | 2017-01-18 | 中国冶集团有限公司 | Heat-insulating protective shield used during hot maintenance of coke oven carbonization room |
| CN106350081A (en) * | 2016-08-30 | 2017-01-25 | 中国冶集团有限公司 | Heat-insulating method used during hot maintenance of coke oven carbonization room |
| CN106350081B (en) * | 2016-08-30 | 2019-01-15 | 中国一冶集团有限公司 | Coke furnace carbonization chamber hot repair heat-insulating method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20190811 |
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| CF01 | Termination of patent right due to non-payment of annual fee |