CN204848957U - Chain heating furnace of oblique end - Google Patents
Chain heating furnace of oblique end Download PDFInfo
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- CN204848957U CN204848957U CN201520550675.3U CN201520550675U CN204848957U CN 204848957 U CN204848957 U CN 204848957U CN 201520550675 U CN201520550675 U CN 201520550675U CN 204848957 U CN204848957 U CN 204848957U
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- furnace
- diapire
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- sloping hearth
- hearth furnace
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Abstract
The utility model relates to a chain heating furnace of oblique end, chain heating furnace of oblique end include stove body of the oblique end, end stove body includes furnace roof, oven, stove bottom to one side, is equipped with furnace gate and discharge gate on the oven of end stove to one side, the furnace gate outside is equipped with the loading attachment of slope form, the inward stove bottom of furnace gate is the defeated material diapire of slope form, be equipped with two piece at least slide rails on the defeated material diapire, planar gradient and loading attachment's gradient is matchd each other on the slide rail, wherein the slide rail both sides respectively are equipped with a transmission chain, respectively be equipped with two sprockets on loading attachment and the defeated material diapire, the transmission chain sets up and takes turns to in the chain, respectively be equipped with the axis of rotation between two sprockets of loading attachment and between two sprockets on the defeated material diapire, the axis of rotation is connected with driving motor. Stove of the oblique end can effectively avoid between the steel billet collision and glue glutinously and slide rail and defeated wearing and tearing of expecting the diapire.
Description
Technical field
The utility model relates to a kind of sloping hearth furnace, be specifically related to collisionless between a kind of homogeneous heating, steel billet sticky glutinous, billet quality is stablized, long service life and the few wedged bottom Reform of A Chain Heating Furnace of required frequency of maintenance.
Background technology
Sloping Hearth Heating Furnace is mainly used in the heat treated that in steel pipe's production, before hot piercing process, pipe is bad, and furnace bottom is generally inclined-plane.According to the requirement of pipe bad heating process, the temperature in general stove need reach more than 1200 DEG C.The structure of existing Sloping Hearth Heating Furnace generally comprises sloping hearth furnace, sloping hearth furnace is provided with feeding gate, is provided with the feeding unit of inclination outside feeding gate, and feeding gate is skewed conveying diapire to direction in stove, wherein, the obliquity of conveying diapire and the obliquity of feeding unit match.In actual use, right cylinder steel billet is entered in sloping hearth furnace by feeding unit, and along skewed conveying diapire along slope under.This sloping hearth furnace in use, the problem of rolling collision, high temperature adhesion between steel billet and steel billet will inevitably be produced, and in use for some time, also conveying diapire will inevitably be made to produce wearing and tearing because steel billet rolls, even make conveying diapire produce rough phenomenon, and then sloping hearth furnace is existed, and required blowing out frequency of maintenance is many, work-ing life is short, billet quality is unstable and the defect of the artificial material toggling of frequent needs.
In order to address this problem, disclose a kind of hot rolling sloping hearth furnace in patent CN201660676U, it by arranging the slide rail of more than two on skewed conveying diapire, the gradient of upper plane of slide rail with the gradient of feeding platform to mating.The sloping hearth furnace of this structure, because steel billet does not contact with conveying diapire in the process of rolling, thus can not produce wearing and tearing to conveying diapire, but the slide rail be arranged on conveying diapire generation will inevitably wear and tear and occur rough phenomenon because steel billet rolls.In addition, the sloping hearth furnace of this structure also cannot avoid the rolling collision of steel billet and steel billet, the sticky glutinous problem of high temperature.
Utility model content
In order to solve the problems of the technologies described above, the utility model is carried and has been encircleed one and can to avoid between steel billet collision and sticky glutinous, slide rail and conveying diapire all can not wear and tear, steel billet is heated evenly and stay-in-grade wedged bottom Reform of A Chain Heating Furnace.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of wedged bottom Reform of A Chain Heating Furnace, comprise sloping hearth furnace body, sloping hearth furnace body comprises furnace roof, furnace wall, furnace bottom, the furnace wall of sloping hearth furnace is provided with fire door and discharge port, skewed feeding device is provided with outside described fire door, the inside furnace bottom of described fire door is skewed conveying diapire, described conveying diapire is provided with at least two one slide rails, on described slide rail, the obliquity of plane and the obliquity of feeding device are mated mutually, wherein said slide rail both sides are respectively provided with a conveyor chain, described feeding device and conveying diapire are respectively provided with two sprocket wheels, described conveyor chain is arranged on sprocket wheel, respectively rotation axis is provided with between two sprocket wheels between two sprocket wheels of described feeding device and on conveying diapire, described rotation axis is connected with drive-motor.In wedged bottom Reform of A Chain Heating Furnace described in the utility model, because the obliquity of feeding unit is mated mutually with the obliquity of slide rail, so cylindrical steel billet can be rolled on the conveyor chain that is arranged at slide rail from the loading bay of feeding unit, and transit to plane on slide rail by conveyor chain and to take advantage of a situation again one one downslide.In steel billet transport process, steel billet itself is not produced rolling but is reached the object of transmission by conveyor chain, therefore can not produce between steel billet and steel billet and rolls collision or mutually glue the problem sticked.In addition, because steel billet is arranged on conveyor chain, therefore steel billet can't produce wearing and tearing to slide rail or conveying diapire.
As preferably, described sloping hearth furnace inwall is provided with interchanger and/or filtrating equipment of flue gas near fire door.Wherein, arranging of interchanger can reduce funnel temperature, can make its Thorough combustion again by after freezing air preheating simultaneously, then effective save energy.Filtrating equipment of flue gas can drain into after gas cleaning in air, and then plays the effect of environmental protection.
As preferably, the inner furnace roof of described sloping hearth furnace or furnace wall, both sides are provided with multiple gas gun, and described gas gun is provided with flat flame burner.Wedged bottom Reform of A Chain Heating Furnace described in the utility model adopts combustion gas to heat, and has the advantage that heat-up rate is fast.In addition, arranging of described flat flame burner can guarantee workpiece thermally equivalent.
As preferably, the inner furnace roof of described sloping hearth furnace is provided with two row's gas guns or row's gas gun is respectively established in the inner furnace wall, both sides of described sloping hearth furnace, and the flame direction of often arranging gas gun flat flame burner is towards the top of a wherein conveyor chain.Wherein, two ends of double gas gun heated parts simultaneously, can ensure that workpiece two ends are heated evenly.
As preferably, the furnace wall of described sloping hearth furnace is provided with at least one maintenance entrance, and the setting of described maintenance entrance can facilitate the later period maintenance of sloping hearth furnace to operate.
As preferably, the furnace wall of described sloping hearth furnace is provided with at least one slag-drip opening.
As preferably, the multiple thermopair of staggered arrangement on described sloping hearth furnace inboard wall of furnace body, described thermopair is connected with instrument PID controller, and described gas gun is connected with instrument PID controller.In wedged bottom Reform of A Chain Heating Furnace described in the utility model, thermopair is for detecting sloping hearth furnace fire box temperature, and the fire box temperature detected is transferred to instrument PID controller, described instrument PID controller controls the gas flow of gas gun according to the fire box temperature detected, then effectively regulate the temperature at workpiece two ends, ensure being heated evenly of workpiece.
As preferably, the inner furnace roof of described sloping hearth furnace is provided with at least one insulated wall, and the setting of described insulated wall can realize segmentation, subregion temperature control, and the temperature reduced between section and section affects, improves furnace heat utilization ratio, reduces flue gas thermosteresis.
The utility model compared with the existing technology has the following advantages and effect:
1, wedged bottom Reform of A Chain Heating Furnace described in the utility model, by the conveyor chain be arranged on slide rail, steel billet is transitted to slide rail plane, again by conveyor chain take advantage of a situation by one one, steel billet steadily under slide to discharge port, there is not the discharging simultaneously of two and above steel billet, and then effectively prevent discharge port putty, decrease maintenance failure.
2, in wedged bottom Reform of A Chain Heating Furnace described in the utility model, be provided with slide rail bottom sloping hearth furnace, circular billet is stressed on slide rail, separated by conveyor chain, move on slide rail downwards, steel billet and steel billet can be avoided to collide, adhesion under high temperature, the phenomenon of artificial material toggling.
3, in wedged bottom Reform of A Chain Heating Furnace described in the utility model, the steel billet be positioned on conveyor chain does not contact with slide rail and conveying diapire, and then effectively prevent the wearing and tearing of slide rail and conveying diapire and rough phenomenon.
4, wedged bottom Reform of A Chain Heating Furnace described in the utility model also has long service life, needs that the number of times of blowing out reparation is few, steel billet is heated evenly and stay-in-grade advantage.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of wedged bottom Reform of A Chain Heating Furnace structural representation described in the utility model.
Label declaration: 1, feeding device; 2, sloping hearth furnace; 3, thermopair; 4, insulated wall; 5, conveyor chain; 6, gas gun; 7, slag-drip opening; 8, discharge port; 9, fire door; 10, interchanger; 11, entrance is keeped in repair.
Embodiment
Be described in further detail the utility model below in conjunction with embodiment, following examples are that the utility model is not limited to following examples to explanation of the present utility model.
Embodiment 1: as shown in Figure 1, a kind of wedged bottom Reform of A Chain Heating Furnace described in the present embodiment 1, comprise sloping hearth furnace 2, sloping hearth furnace 2 comprises furnace roof, furnace wall, furnace bottom, the furnace wall of sloping hearth furnace 2 is provided with fire door 9 and discharge port 8, the outside of fire door 9 is provided with skewed feeding device 1, feeding device 1 comprises the skewed feeding platform for placing cylindrical steel billet, the inside furnace bottom of fire door 9 is skewed conveying diapire, conveying diapire is provided with and is at least provided with two one slide rails, the obliquity of the upper plane of described slide rail is mated mutually with the obliquity of feeding device 1 feeding platform, wherein said slide rail both sides are respectively provided with a conveyor chain 5, described feeding device 1 and conveying diapire are respectively provided with two sprocket wheels, described conveyor chain 5 is arranged on sprocket wheel, respectively rotation axis is provided with between two sprocket wheels between two sprocket wheels of described feeding device 1 and on conveying diapire, described rotation axis is connected with drive-motor.
Wedged bottom Reform of A Chain Heating Furnace described in the present embodiment 1, after the conveying diapire of sloping hearth furnace 2 arranges slide rail, the cylindrical steel billet rolled downwards from the loading bay of feeding device 1 transits to the upper plane of slide rail by conveyor chain 5, then is taken advantage of a situation by conveyor chain 5 and glide one by one.Due to slide rail cylindrical steel billet raised and transmitted by conveyor chain 5; gap is there is with conveying diapire and slide rail bottom steel billet; gap is there is between steel billet and steel billet; therefore effectively can avoid that steel billet and steel billet collide, adhesion; minimizing slide rail and conveying diapire occur uneven, the phenomenon of artificial material toggling, thus protect conveying diapire and slide rail; be conducive to the work-ing life extending sloping hearth furnace 2, reduce blowing out and repair number of times.
Embodiment 2: further, as preferred embodiment, as shown in Figure 1, the inside furnace roof of described sloping hearth furnace 2 or furnace wall, both sides are provided with multiple gas gun 6, described gas gun 6 is provided with flat flame burner, the multiple thermopair 3 of staggered arrangement on the inboard wall of furnace body of described sloping hearth furnace 2, and described thermopair 3 is connected with instrument PID controller, described instrument PID controller is connected with gas gun 6, described sloping hearth furnace 2 inner furnace top staggered arrangement multiple tracks insulated wall 4.
Embodiment 3: a kind of wedged bottom Reform of A Chain Heating Furnace described in the present embodiment 3, as shown in Figure 1, be with the difference of embodiment 2, described sloping hearth furnace 2 inwall is provided with interchanger 10 and/or filtrating equipment of flue gas near fire door 9, the furnace wall of described sloping hearth furnace 2 is provided with at least one maintenance entrance 11, and the furnace wall of described sloping hearth furnace 2 is provided with at least one slag-drip opening 7.
Embodiment 4: a kind of wedged bottom Reform of A Chain Heating Furnace described in the present embodiment 4, as shown in Figure 1, be with the difference of embodiment 3, the inner furnace roof of described sloping hearth furnace 2 is provided with two row's gas guns 6 or row's gas gun 6 is respectively established in furnace wall, described sloping hearth furnace 2 inner both sides, and the flame direction of often arranging described gas gun 6 flat flame burner is towards the top of a wherein conveyor chain 5.
In addition, it should be noted that, the specific embodiment described in this specification sheets, the shape, institute's title of being named etc. of its parts and components can be different.All equivalences of doing according to structure, feature and the principle described in the utility model inventional idea or simple change, be included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (8)
1. a wedged bottom Reform of A Chain Heating Furnace, comprise sloping hearth furnace body (2), described sloping hearth furnace body (2) comprises furnace roof, furnace wall, furnace bottom, the furnace wall of described sloping hearth furnace (2) is provided with fire door (9) and discharge port (8), described fire door (9) outside is provided with skewed feeding device (1), the inside furnace bottom of described fire door (9) is skewed conveying diapire, described conveying diapire is provided with at least two one slide rails, it is characterized in that, on described slide rail, the obliquity of plane and the obliquity of feeding device (1) are mated mutually, wherein said slide rail both sides are respectively provided with a conveyor chain (5), , described feeding device (1) and conveying diapire are respectively provided with two sprocket wheels, described conveyor chain (5) is arranged on sprocket wheel, respectively rotation axis is provided with between two sprocket wheels between two sprocket wheels of described feeding device (1) and on conveying diapire, described rotation axis is connected with drive-motor.
2., according to the said a kind of wedged bottom Reform of A Chain Heating Furnace of claim 1, it is characterized in that, described sloping hearth furnace (2) inwall is provided with interchanger (10) and/or filtrating equipment of flue gas near fire door (9).
3. a kind of wedged bottom Reform of A Chain Heating Furnace according to claim 1 and 2, is characterized in that, described sloping hearth furnace (2) inner furnace roof or furnace wall, both sides are provided with multiple gas gun (6), and described gas gun (6) is provided with flat flame burner.
4. a kind of wedged bottom Reform of A Chain Heating Furnace according to claim 3, it is characterized in that, described sloping hearth furnace (2) inner furnace roof is provided with two row's gas guns (6) or row's gas gun (6) is respectively established in furnace wall, described sloping hearth furnace (2) inner both sides, and the flame direction of often arranging described gas gun (6) flat flame burner is towards the top of a wherein described conveyor chain (5).
5. a kind of wedged bottom Reform of A Chain Heating Furnace according to claim 1, is characterized in that, the furnace wall of described sloping hearth furnace (2) is provided with at least one maintenance entrance (11).
6. a kind of wedged bottom Reform of A Chain Heating Furnace according to claim 1, is characterized in that, the furnace wall of described sloping hearth furnace (2) is provided with at least one slag-drip opening (7).
7. a kind of wedged bottom Reform of A Chain Heating Furnace according to claim 3 or 4, it is characterized in that, the multiple thermopair of staggered arrangement (3) on the inboard wall of furnace body of described sloping hearth furnace (2), described thermopair (3) is connected with instrument PID controller, and described gas gun (6) is connected with instrument PID controller.
8. a kind of wedged bottom Reform of A Chain Heating Furnace according to claim 1, is characterized in that, described sloping hearth furnace (2) inner furnace roof is provided with at least one insulated wall (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520550675.3U CN204848957U (en) | 2015-07-27 | 2015-07-27 | Chain heating furnace of oblique end |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520550675.3U CN204848957U (en) | 2015-07-27 | 2015-07-27 | Chain heating furnace of oblique end |
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| CN204848957U true CN204848957U (en) | 2015-12-09 |
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| CN201520550675.3U Active CN204848957U (en) | 2015-07-27 | 2015-07-27 | Chain heating furnace of oblique end |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109880994A (en) * | 2019-03-23 | 2019-06-14 | 常州赛密思新材料有限公司 | A kind of steel band production inclined austenite furnace |
| CN114273599A (en) * | 2020-12-29 | 2022-04-05 | 山东恒力源精密机械制造有限公司 | Bolt type round steel heating furnace |
| CN114990321A (en) * | 2022-05-14 | 2022-09-02 | 河北鑫达钢铁集团有限公司 | Steel rolling heating furnace |
-
2015
- 2015-07-27 CN CN201520550675.3U patent/CN204848957U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109880994A (en) * | 2019-03-23 | 2019-06-14 | 常州赛密思新材料有限公司 | A kind of steel band production inclined austenite furnace |
| CN114273599A (en) * | 2020-12-29 | 2022-04-05 | 山东恒力源精密机械制造有限公司 | Bolt type round steel heating furnace |
| CN114273599B (en) * | 2020-12-29 | 2024-03-19 | 山东恒力源精密机械制造有限公司 | Bolt type round steel heating furnace |
| CN114990321A (en) * | 2022-05-14 | 2022-09-02 | 河北鑫达钢铁集团有限公司 | Steel rolling heating furnace |
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