阅读说明：本技术 一种水平喷流式筒形炉 (Horizontal jet flow type cylindrical furnace ) 是由 刘宁 刘永军 于 2020-07-23 设计创作，主要内容包括：本发明涉及一种水平喷流式筒形炉,筒形炉包括横卧设置且能够容置卷材的炉体、支撑机构、加热系统、冷却系统；炉体包括炉身、固定封挡在炉身长度方向一端的封板、封挡在炉身长度方向另一端且与炉身可分离的炉门,支撑机构包括与炉身固定对接的支撑组件、沿炉身长度方向相对支撑组件滑动设置的滑动架,滑动架的一端部与炉门固定连接,卷材支撑在滑动架上；滑动架具有第一工位和第二工位；本发明将炉体横置,并通过支撑机构与炉门配合的全新设计,打开炉门即可同时将滑动架从炉内抽出,关闭炉门即可将卷材推入炉内,上料非常方便,而且本发明的筒形炉在上料时无需将卷材翻到水平状态,省去吊装翻料的工作,上料更加方便。(The invention relates to a horizontal jet flow type cylindrical furnace, which comprises a furnace body, a supporting mechanism, a heating system and a cooling system, wherein the furnace body is arranged horizontally and can contain coiled materials; the furnace body comprises a furnace body, a sealing plate fixedly blocked at one end of the furnace body in the length direction, and a furnace door blocked at the other end of the furnace body in the length direction and separable from the furnace body, the supporting mechanism comprises a supporting component fixedly butted with the furnace body and a sliding frame arranged in a sliding manner relative to the supporting component in the length direction of the furnace body, one end part of the sliding frame is fixedly connected with the furnace door, and a coiled material is supported on the sliding frame; the sliding frame is provided with a first station and a second station; according to the invention, the furnace body is transversely arranged, and the sliding frame can be simultaneously extracted from the furnace by opening the furnace door and the coiled material can be pushed into the furnace by closing the furnace door through a brand new design of matching the supporting mechanism and the furnace door, so that the feeding is very convenient.)

1. A horizontal jet flow type cylindrical furnace is characterized in that: the cylindrical furnace comprises a furnace body which is horizontally arranged and can contain coiled materials, a supporting mechanism which can support the coiled materials, a heating system which is used for heating the atmosphere in the furnace body cavity, and a cooling system which is used for cooling the atmosphere in the furnace body cavity; the furnace body comprises a furnace body, a sealing plate fixedly blocked at one end of the furnace body in the length direction, and a furnace door blocked at the other end of the furnace body in the length direction and separable from the furnace body, the supporting mechanism comprises a supporting component fixedly butted with the furnace body and a sliding frame arranged in a sliding manner relative to the supporting component along the length direction of the furnace body, one end part of the sliding frame is fixedly connected with the furnace door, and the coiled material is supported on the sliding frame; the sliding frame is provided with a first station and a second station, when the sliding frame is positioned at the first station, the furnace door is far away from the furnace body along the length direction of the furnace body, and coiled materials can be placed on the sliding frame; when the sliding frame is located at the second station, the furnace door is close to the furnace body, the sliding frame and the coiled materials on the sliding frame are located in the furnace body cavity, the cavity of the furnace body is sealed, and the coiled materials can be subjected to heat treatment operation.

2. The horizontal jet flow cylindrical furnace of claim 1, wherein: the support assembly comprises a support rail which is positioned in the furnace body cavity and extends along the length direction of the furnace body, and a support column which is fixedly connected with the furnace body and provides support for the support rail.

3. The horizontal jet flow cylindrical furnace of claim 2, wherein: the two support rails are arranged on two sides of the furnace body in the transverse direction.

4. The horizontal jet flow cylindrical furnace of claim 3, wherein: the sliding frame comprises a bottom frame with pulleys and arranged at the bottom in a rotating mode, vertical blocks arranged on two sides of the bottom frame in the length direction of the furnace body, one end portion of the bottom frame is fixedly connected with the furnace door, and coiled materials are arranged on the vertical blocks on two sides in an overlapping mode through cross beams.

5. The horizontal jet flow cylindrical furnace of any one of claims 1 to 4, wherein: the cylindrical furnace further comprises a trolley for driving the furnace door to move and further driving the sliding frame to move, and the trolley comprises a support fixedly connected with the furnace door, a frame provided with wheels and a driving motor for driving the wheels to rotate.

6. The horizontal jet flow cylindrical furnace of claim 1, wherein: the heating system comprises a heater arranged in the furnace body cavity and used for providing heat, and a spraying mechanism used for spraying hot air heated by the heater onto the coiled material.

7. The horizontal jet flow cylindrical furnace of claim 6, wherein: the furnace body intracavity have the holding coiled material the heating chamber, lie in on furnace body length direction the injection chamber of heating chamber both sides, the heater has two sets ofly, and two sets of the heater is located both sides respectively the injection intracavity, injection mechanism includes first injection subassembly and second injection subassembly, first injection subassembly and second injection subassembly are used for both sides respectively the injection intracavity steam sprays extremely on the coiled material.

8. The horizontal jet flow cylindrical furnace of claim 7, wherein: the first injection assembly comprises a partition plate and a nozzle arranged on the partition plate, one injection cavity is formed between the partition plate and the sealing plate, and the first injection assembly further comprises a centrifugal fan which is used for sucking gas in the heating cavity into the injection cavity and enabling the gas heated in the injection cavity to be sprayed out from the nozzle.

9. The horizontal jet flow cylindrical furnace of claim 8, wherein: and the air suction opening of the centrifugal fan corresponds to the radial middle part of the coiled material.

10. The horizontal jet flow cylindrical furnace of claim 1, wherein: the cooling system comprises a heat exchanger, a flow guide fan and valves, wherein the heat exchanger is communicated with the inside of the furnace body cavity through an air inlet pipe and an air outlet pipe, and the valves are arranged on the air inlet pipe and the air outlet pipe.

Technical Field

The invention relates to the field of industrial heat treatment, in particular to a horizontal jet flow type cylindrical furnace.

Background

The prior high-end metal coil material is mostly treated by a bell-type furnace or a box-type furnace containing protective atmosphere. Although the bell type furnace has good sealing performance, the operation process of charging and discharging is complicated. Although the operation of loading and unloading is relatively simple, the sealing performance of the box-type furnace is not good than that of a bell-type furnace, and the structure is not compact; when the bell-type furnace is used for annealing coil stock, because the incoming material (coil stock) is vertically placed, in order to adapt to the circular space structure and flow field distribution of the inner cover, the coil stock needs to be placed on a turning machine firstly before loading, the coil stock is turned to be in a horizontal state, and then the coil stock is placed into the bell-type furnace. In the charging process, the heating cover is also required to be lifted, and in addition, another cooling cover is required to be taken for use when furnace burden is cooled; the whole heat treatment process of the bell-type furnace frequently needs manual operation, the process is complex, and the automation level is low. When the box type annealing coil stock is rolled, although the coil turning is not needed, the heating cover and the cooling cover are not needed to be hoisted. However, the box-type furnace has a cubic structure, and the space waste is large when cylindrical material rolls are filled.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects of the prior art and provides a horizontal jet flow type cylindrical furnace.

In order to solve the technical problems, the invention adopts the technical scheme that:

a horizontal jet flow type cylindrical furnace comprises a furnace body which is arranged horizontally and can contain coiled materials, a supporting mechanism which can support the coiled materials, a heating system which is used for heating the atmosphere in a furnace body cavity, and a cooling system which is used for cooling the atmosphere in the furnace body cavity; the furnace body comprises a furnace body, a sealing plate fixedly blocked at one end of the furnace body in the length direction, and a furnace door blocked at the other end of the furnace body in the length direction and separable from the furnace body, the supporting mechanism comprises a supporting component fixedly butted with the furnace body and a sliding frame arranged in a sliding manner relative to the supporting component in the length direction of the furnace body, one end part of the sliding frame is fixedly connected with the furnace door, and a coiled material is supported on the sliding frame; the sliding frame is provided with a first station and a second station, when the sliding frame is positioned at the first station, the furnace door is far away from the furnace body along the length direction of the furnace body, and the coiled material can be placed on the sliding frame; when the sliding frame is positioned at the second station, the furnace door is closed with the furnace body, the sliding frame and the coiled material thereon are positioned in the furnace body cavity, the cavity of the furnace body is sealed, and the coiled material can be subjected to heat treatment operation.

Preferably, the support assembly comprises a support rail located in the furnace body cavity and extending along the length direction of the furnace body, and a support column fixedly connected with the furnace body and providing support for the support rail.

Preferably, the support rails have two, and the two support rails are located on both sides in the lateral direction of the shaft.

Preferably, the sliding frame comprises an underframe with pulleys rotatably arranged at the bottom and vertical blocks arranged on two sides of the underframe in the length direction of the furnace body, one end part of the underframe is fixedly connected with the furnace door, and the coiled materials are erected on the vertical blocks on the two sides through a cross beam.

Preferably, the cylindrical furnace further comprises a trolley for driving the furnace door to move, and the trolley comprises a support fixedly connected with the furnace door, a frame provided with wheels and a driving motor for driving the wheels to rotate.

Preferably, the heating system comprises a heater arranged in the furnace body cavity and used for providing heat, and a spraying mechanism used for spraying hot air heated by the heater onto the coiled material.

Preferably, the furnace body intracavity has the heating chamber of holding coiled material, lies in the injection chamber of heating chamber both sides on furnace body length direction, and the heater has two sets ofly, and two sets of heaters are located the injection intracavity of both sides respectively, and injection mechanism includes first injection subassembly and second injection subassembly, and first injection subassembly and second injection subassembly are used for respectively spraying the injection intracavity steam of both sides to the coiled material on.

Preferably, the first injection assembly comprises a partition plate and a nozzle arranged on the partition plate, an injection cavity is formed between the partition plate and the sealing plate, and the first injection assembly further comprises a centrifugal fan which is used for sucking gas in the heating cavity into the injection cavity and enabling the gas heated in the injection cavity to be sprayed out from the nozzle.

Preferably, the air suction opening of the centrifugal fan corresponds to the radial middle part of the coiled material.

Preferably, the cooling system comprises a heat exchanger communicated with the furnace body cavity through an air inlet pipe and an air outlet pipe, a flow guide fan and valves arranged on the air inlet pipe and the air outlet pipe.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:

the horizontal jet flow type cylindrical furnace changes the vertical design of the traditional heating furnace, the furnace body is transversely arranged, and through the brand new design of matching the supporting mechanism and the furnace door, the sliding frame can be simultaneously extracted from the furnace by opening the furnace door, and the coiled material can be pushed into the furnace by closing the furnace door, so that the feeding is very convenient; in addition, through the design of the heating system and the cooling system, the solid quality guarantee is provided for the heat treatment of the coiled material product by the cylindrical furnace; the work of replacing the cover body is not needed during cooling, the atmosphere in the furnace is directly cooled through a cooling system, and the working efficiency is greatly improved.

Drawings

FIG. 1 is a side view of a cylindrical furnace of the present invention (with the carriage in a second station);

FIG. 2 is a side view of the cylindrical furnace of the present invention (with the carriage in the first station);

FIG. 3 is a sectional view taken along line A-A of FIG. 1;

wherein: 10. a furnace body; 101. a flange; 102. a seal ring; 11. closing the plate; 12. a furnace door; 20. A heater; d1, a first jetting assembly; d2, a second jetting assembly; 21. a circulating fan; 22. a partition plate; 23. a nozzle; 300. a pulley; 301. a chassis; 302. erecting a block; 303. a support pillar; 304. a support rail; 41. a support; 42. a frame; 43. a drive motor; 50. a heat exchanger; 51. an air inlet pipe; 52. an air outlet pipe; 1000. a coil stock; 1001. a cross member.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the detailed description.

As shown in fig. 1 to 3, a horizontal jet-flow cylindrical furnace includes a furnace body horizontally disposed and capable of accommodating a coil 1000, a supporting mechanism capable of supporting the coil 1000, a heating system for heating atmosphere in a furnace body cavity, and a cooling system for cooling atmosphere in the furnace body cavity; the furnace body includes furnace body 10 (furnace body 10 is cylindric), fixed shrouding 11 that blocks at furnace body 10 length direction one end, block at the furnace body 10 length direction other end and with the separable furnace gate 12 of furnace body 10, be close to furnace gate 12 of furnace body 10 and serve and be provided with flange 101, be provided with sealing washer 102 on the flange 101, when furnace gate 12 and furnace body 10 closed together, realize sealing through sealing washer 102 between furnace gate 12 and the flange 101.

In this example, the support mechanism includes a support assembly fixedly butted with the furnace body 10, and a sliding frame arranged in a sliding manner along the length direction of the furnace body 10 relative to the support assembly, one end of the sliding frame is fixedly connected with the furnace door 12, and the coiled material 1000 is supported on the sliding frame; the sliding frame is provided with a first station and a second station, when the sliding frame is positioned at the first station, the furnace door 12 is far away from the furnace body 10 along the length direction of the furnace body 10, and the coiled material 1000 can be placed on the sliding frame; when the carriage is at the second station, the furnace door 12 and the furnace body 10 are close, the carriage and the coiled material 1000 thereon are positioned in the furnace body cavity, the cavity of the furnace body is sealed, and the coiled material 1000 can be subjected to heat treatment operation.

Specifically, the support assembly includes two support rails 304 (the support rails 304 are two, and the two support rails 304 are located on two sides in the transverse direction of the furnace 10) located in the furnace cavity and extending along the length direction of the furnace 10, and a support column 303 fixedly connected to the furnace 10 and providing support for the support rails 304. The supporting columns 303 are provided with a plurality of supporting columns 303, in this example, the upper end parts of the plurality of supporting columns 303 are fixedly connected with the supporting rails 304, the lower end parts of the plurality of supporting columns 303 penetrate through the furnace shell 10 downwards to the position below the bottom part of the furnace shell 10 and can be supported on the ground, and the supporting rails 304, the furnace shell 10 and the supporting columns 303 are fixedly connected.

The carriage includes a base frame 301 having a pulley 300 rotatably provided at the bottom thereof, and standing blocks 302 provided on both sides of the base frame 301 in the longitudinal direction of the furnace body 10, wherein one end of the base frame 301 is fixedly connected to the furnace door 12, and the coil 1000 is erected on the standing blocks 302 on both sides via a cross member 1001. In this example, only one coil of product can be placed in the furnace for heat treatment, so one coil of product is placed on one cross beam 1001, two upright blocks 302 are provided, and then the cross beam 1001 is placed on the upright blocks 302, and the two upright blocks 302 are located at both ends of the cross beam 1001.

In addition, the cylindrical furnace also comprises a trolley for driving the furnace door 12 to move, and the trolley comprises a bracket 41 fixedly connected with the furnace door 12, a frame 42 provided with wheels and a driving motor 43 for driving the wheels to rotate.

The trolley drives the furnace door 12 to move through the driving motor 43, when the coiled material 1000 needs to be loaded or the heat-treated coiled material 1000 needs to be taken out, the trolley drives the furnace door 12 to be away from the furnace body 10 and draws the sliding frame out of the furnace until the sliding frame moves to a first station, at the moment, one end of the sliding frame, which is away from the furnace door 12, is still erected on the supporting rail 304, and an operator can carry out loading or unloading operation; when the charging is completed and the product needs to be subjected to heat treatment, the trolley can drive the furnace door 12 to approach the end part of the furnace body 10 and push the sliding frame and the coiled material 1000 thereon into the furnace until the sliding frame moves to the second station, at the moment, the furnace door 12 is completely closed, and the coiled material 1000 can be placed into a proper position in the furnace to perform heat treatment operation on the coiled material 1000.

Further, the heating system comprises a heater 20 arranged in the furnace body cavity for providing heat, and a spraying mechanism for spraying hot air heated by the heater 20 onto the coiled material 1000.

In this example, the furnace cavity has a heating cavity for accommodating the coiled material 1000, and two groups of heaters 20 are provided, the two groups of heaters 20 are respectively located in the jetting cavities on two sides in the length direction of the furnace 10, the jetting mechanism includes a first jetting assembly D1 and a second jetting assembly D2, and the first jetting assembly D1 and the second jetting assembly D2 are respectively used for jetting hot air in the jetting cavities on two sides onto the coiled material 1000. The first spraying assembly D1 comprises a partition plate 22 and a nozzle 23 arranged on the partition plate 22, a spraying cavity is formed between the partition plate 22 and the closing plate 11, the first spraying assembly D1 further comprises a centrifugal fan 21 which is used for sucking gas in the heating cavity into the spraying cavity and enabling the gas heated in the spraying cavity to be sprayed out from the nozzle 23, and a suction inlet of the centrifugal fan 21 corresponds to the radial middle part of the coiled material 1000; the second spraying assembly D2 is arranged symmetrically to the first spraying assembly D1, and will not be described herein, but the components of the second spraying assembly D2 are arranged on the oven door 12 instead of the oven body 10, and the second spraying assembly D2 is arranged on the oven door 12 and can move along with the oven door, so as to avoid affecting the charging. The first spraying assembly D1 and the second spraying assembly D2 allow the hot air between the spraying chamber and the heating chamber on both sides to circularly flow, so as to heat the coiled material 1000,

furthermore, the cooling system comprises a heat exchanger 50 communicated with the furnace body cavity through an inlet pipe 51 and an outlet pipe 52, a diversion fan and valves arranged on the inlet pipe 51 and the outlet pipe 52. When the coiled material 1000 is cooled, the cover body does not need to be replaced, the atmosphere in the furnace is directly cooled through the cooling system, the operation steps are reduced, and the working efficiency is further improved.

In addition, the horizontal jet flow type cylindrical furnace can also be provided with a nitrogen charging device for charging protective gas (nitrogen) into the furnace, and the nitrogen charging device can directly charge nitrogen into the furnace and replace the impurity gas.

In conclusion, the horizontal jet flow type cylindrical furnace changes the vertical design of the traditional heating furnace, the furnace body is transversely arranged, the sliding frame can be synchronously drawn out of the furnace by opening the furnace door through the brand-new design of matching the supporting mechanism with the furnace door, and the coiled material can be synchronously pushed into the furnace by closing the furnace door, so that the feeding is very convenient, the operation steps are simple, the working efficiency is improved, and the coiled material does not need to be turned to the horizontal state when the feeding is carried out by the cylindrical furnace, the work of hoisting and turning the material is saved, and the feeding is more convenient; in addition, through the design of the heating system and the cooling system, the solid quality guarantee is provided for the heat treatment of the coiled material product by the cylindrical furnace; the work of replacing the cover body is not needed during cooling, the atmosphere in the furnace is directly cooled through a cooling system, and the working efficiency is greatly improved.

The present invention is described in detail in order to make those skilled in the art understand the content and practice the invention, and the invention is not limited to the above embodiments, and all equivalent changes or modifications made according to the spirit of the invention should be covered by the scope of the invention.