CN210833050U

CN210833050U - Calcining furnace capable of being used for ultra-cold

Info

Publication number: CN210833050U
Application number: CN201921783995.8U
Authority: CN
Inventors: 周利虎; 刘宇杰; 文志豪
Original assignee: Demeter Suzhou Electronics Environmental Materials Co ltd
Current assignee: Demeter Suzhou Electronics Environmental Materials Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-23
Anticipated expiration: 2029-10-22

Abstract

The utility model relates to a can be used to extremely cold forge burning furnace, it includes the furnace body, the furnace gate, calcine the heater, wherein form gas discharge pipe on the furnace body, be equipped with the cooling trough bottom the furnace body, wherein cooling trough and furnace body inside can feed through the setting, forge burning furnace still including fix the last stay in the relative both sides of furnace body, along the trip shaft of last stay length direction extension rotate respectively set up at the relative inboard disconnected board of last stay, set up in last stay below and can prop flat flashboard with two disconnected boards, wherein the flashboard can be taken out or the flashboard setting is filled in from the furnace body. The utility model discloses under the prerequisite that need not open the furnace gate, through the setting of disconnected board and flashboard, can carry out extremely cold calcination processing in the cooling trough of the direct whereabouts of thing to the below of calcining, it is convenient to implement, safe and reliable, and with low costs.

Description

Calcining furnace capable of being used for ultra-cold

Technical Field

The utility model belongs to forge burning furnace field, concretely relates to can be used to extremely cold forge burning furnace.

Background

It is known that extremely cold calcination can bring about a grain refining effect, but this operation is very critical for the calciner as well as for the support on which the calcined material is loaded. The traditional calcining furnace is cooled in a natural cooling mode, namely, a furnace door is not moved after calcining, and is cooled spontaneously or is cooled spontaneously to a lower temperature to open the furnace door for heat dissipation, so that the service life of the calcining furnace is protected, if an extremely cold calcining process is adopted, the furnace door of the calcining furnace must be directly opened at a higher temperature, the tolerance of the existing calcining furnace to the extremely cold and hot temperature difference is poor, and the long-term operation of the existing calcining furnace inevitably causes irreversible damage to the service life of the calcining furnace.

Meanwhile, the traditional calcining furnace is only provided with one air outlet device, and a method for instantly transferring calcined substances does not exist, the furnace door of the calcining furnace is opened traditionally, and the calcined substances are taken out of the hot calcining furnace, so that the method not only can bring great damage to the service life of the calcining furnace, but also can bring harm to the body of an operator, such as high-temperature burning and the like, and the bearing substances of the calcined substances can adapt to the cold-hot alternation with great temperature difference, otherwise, the service life is short, and the economic loss is greatly increased.

That is, if an extremely cold method is needed, the calcining furnace needs to be opened under a high temperature condition, in this way, firstly, the hazards such as burning and scalding are generated to operators, and the temperature immediately after calcining is higher, which can be more than 1000 ℃; the next extremely large temperature difference can cause great damage to the reaction furnace, if the extremely cold times are more, the heat-insulating layer in the calcining furnace can fall off and is easy to crack, in addition, the extremely cold requirement on the sagger, namely the calcined material carrier, is very high, and the extremely large instant temperature difference can crack almost instantly if the material is common, or the carrier is scrapped after a plurality of experiments.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing an improved calcining furnace which can be used for ultra-cold calcining.

In order to solve the technical problem, the utility model discloses take following technical scheme:

a calcining furnace for extremely cold comprises a furnace body, a furnace door and a calcining heater, wherein a gas discharge pipe is formed on the furnace body,

the calcining furnace comprises a furnace body, a calcining frame, a cooling water tank, a turnover shaft, a flashboard and a plurality of broken plates, wherein the bottom of the furnace body is provided with the cooling water tank, the cooling water tank and the inside of the furnace body can be communicated, the calcining furnace also comprises upper supporting strips fixed on two opposite sides of the furnace body, broken plates which are respectively rotatably arranged on the opposite inner sides of the upper supporting strips along the length direction of the upper supporting strips, and the flashboard which is arranged below the upper supporting strips and can be used for flatly supporting the two broken plates; when the flashboard is pulled out of the furnace body, the broken boards at the two sides rotate downwards from the spliced side edge and gradually form a discharge opening, and calcined objects fall into a cooling water tank below the discharge opening to be subjected to extremely cold calcination.

Preferably, a lower stay is arranged below the upper stay on each side in parallel, wherein a track groove is formed among the upper stay on each side, the lower stay and the side wall of the furnace body, and the flashboards respectively slide in the track grooves from two opposite sides.

According to a specific implementation and preferred aspect of the utility model, be equipped with the thermal-insulated silver of upper seal and the thermal-insulated silver of lower seal respectively in upper stay bottom, lower stay top, the flashboard is sealed with the contact of the thermal-insulated silver of upper seal and the thermal-insulated silver of lower seal from upper and lower surface. This ensures that the heat of calcination does not escape.

Preferably, the flashboard comprises a board body with the same cross-sectional shape as the furnace body and a pull handle fixed on the outer side surface of the board body.

Preferably, after the cut-off plates form the discharge openings, the cut-off plates abut against the side edges of the lower stay corresponding to the side where the cut-off plates are located respectively.

Preferably, the two broken plates are in lap joint fit from the splicing side edges.

Specifically, a notch is formed in the splicing side edge of one broken plate, and a protruding edge matched with the notch is formed in the splicing side edge of the other broken plate.

According to the utility model discloses a still another concrete implementation and preferred aspect, the stove bottom still includes the thermal-insulated cotton pad of flatly laying in the two broken plates top that flush, and the calcination thing is placed and is calcined on thermal-insulated cotton pad, and when the broken plate formed the discharge opening, thermal-insulated cotton pad fell into the cooling trough of below along with the calcination thing together. The heat insulation cotton pad loaded in a falling mode has the advantages of being light and soft and the like, can effectively generate buffering, and can be used repeatedly.

In addition, a water inlet pipeline, a water discharge pipeline and a water temperature measuring instrument are respectively arranged on the cooling water tank, and the calcining furnace also comprises a temperature control processing system which is communicated with the water temperature measuring instrument and automatically adds water and discharges water into the cooling water tank according to the information obtained by the water temperature measuring instrument so as to adjust the temperature of the liquid in the cooling water tank. In this way, the extremely cold calcination treatment can be carried out in relatively stable cooling water, and the calcination quality of the calcined product can be improved.

Preferably, the temperature control processing system comprises a processor communicated with the water temperature measuring instrument, an external circulation pipeline, a circulation pump communicated with the processor, and control valves respectively arranged on the water inlet pipeline and the water discharge pipeline.

Due to the implementation of the above technical scheme, compared with the prior art, the utility model have the following advantage:

the utility model discloses under the prerequisite that need not open the furnace gate, through the setting of disconnected board and flashboard, can carry out extremely cold calcination processing in the cooling trough of the direct whereabouts of thing to the below of calcining, it is convenient to implement, safe and reliable, and with low costs.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic structural diagram of a calcining furnace (in heating and calcining);

FIG. 2 is a schematic structural diagram of the calcining furnace (in the process of extremely cold calcining);

wherein: 1. a furnace body; 10. a gas discharge pipe; 2. a cooling water tank; 3. an upper stay; 3a, sealing and insulating the cotton sliver at the upper part; 4. a turning shaft; 5. breaking the plate; 5a, a notch; 5b, protruding edges; 6. a shutter plate; 60. a plate body; 61. pulling a handle; 7. a lower stay; 7a, a lower sealed heat insulation cotton sliver; 8. a heat insulating cotton pad; 9. a temperature control processing system; a. a discharge opening; b. a track groove; c. a water inlet pipeline; d. a drain line; e. a water temperature measuring instrument; f. a processor; g. an external circulation line; h. a circulation pump; i. a control valve; G. and (3) calcining the product.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1 and fig. 2, the calcining furnace for ultra-cold includes a furnace body 1, a furnace door, and a calcining heater, wherein a gas discharge pipe 10 is formed on the furnace body 1.

Specifically, the gas discharge pipe 10 is arranged to discharge gas such as exhaust gas generated in the reaction, which is beneficial to calcination of the product.

Meanwhile, a cooling water tank 2 is arranged at the bottom of the furnace body 1, wherein the cooling water tank 2 and the interior of the furnace body 1 can be communicated.

The calcining furnace further comprises upper supporting strips 3 fixed on two opposite sides of the furnace body 1, turnover shafts 4 extending along the length direction of the upper supporting strips 3, broken plates 5 arranged on the opposite inner sides of the upper supporting strips 3 in a rotating mode, and flashboards 6 arranged below the upper supporting strips 3 and capable of flatly supporting the two broken plates 5, wherein the flashboards 6 can be drawn out of or plugged into the furnace body 1. When the flashboard 6 is plugged into the furnace body 1, the two broken plates 5 are horizontally erected on the flashboard 6, the upper stay 3, the broken plates 5 and the flashboard 6 form the furnace bottom of the furnace body, and the calcined substance G is erected on the two broken plates 5; when the flashboard 6 is pulled out of the furnace body 1, the broken boards 5 at the two sides rotate downwards from the splicing side edge and gradually form a discharge opening a, and the calcined substance G falls into the cooling water tank 2 below from the discharge opening a to be subjected to extremely cold calcination.

In order to carry out the extremely cold calcination of the calcined product G, the two broken plates 5 are fitted together from the joining side in this example.

Specifically, a notch 5a is formed in the splicing side of one broken plate 5, and a protruding edge 5b matched with the notch 5a is formed in the splicing side of the other broken plate 5.

In this example, a lower stay 7 is provided in parallel below each side upper stay 3, wherein a track groove b is formed between each side upper stay 3, the lower stay 7 and the furnace sidewall, and the shutter 6 slides in the track groove b from opposite sides, respectively.

Meanwhile, an upper sealing heat insulation cotton sliver 3a and a lower sealing heat insulation cotton sliver 7a are respectively arranged at the bottom of the upper supporting bar 3 and at the top of the lower supporting bar 7, and the flashboard 6 is in contact sealing with the upper sealing heat insulation cotton sliver 3a and the lower sealing heat insulation cotton sliver 7a from the upper surface and the lower surface. This ensures that the heat of calcination does not escape.

As for the lower stay 7, it also has a function that when the two broken plates 5 form the discharge opening a, the side edges of the broken plates 5 abut on the side surfaces of the lower stay 7 and the rail groove b is closed.

The shutter 6 includes a plate body 60 having the same sectional shape as the furnace body, and a pulling handle 61 fixed to an outer side surface of the plate body 60.

The furnace bottom also comprises a heat insulation cotton pad 8 which is flatly paved above the two flush broken plates 5, calcined objects G are placed on the heat insulation cotton pad 8 for calcination, and when the broken plates 5 form a discharge opening a, the heat insulation cotton pad 8 falls into the cooling water tank 2 below along with the calcined objects G. The heat insulation cotton pad 8 loaded in the falling process has the characteristics of softness and the like, can effectively generate buffering, and can be repeatedly used.

In addition, a water inlet pipeline c, a water discharge pipeline d and a water temperature measuring instrument e are respectively arranged on the cooling water tank 2, the calcining furnace also comprises a temperature control processing system 9, wherein the temperature control processing system 9 is communicated with the water temperature measuring instrument e, and water is automatically added into the cooling water tank 2 and drained out of the cooling water tank according to the information obtained by the water temperature measuring instrument so as to adjust the temperature of the liquid in the cooling water tank. In this way, the extremely cold calcination treatment can be carried out in relatively stable cooling water, and the calcination quality of the calcined product can be improved.

In this embodiment, the temperature control system 9 includes a processor f in communication with a water temperature measuring instrument e, an external circulation pipeline g, a circulation pump h in communication with the processor f, and control valves i respectively disposed on a water inlet pipeline c and a water discharge pipeline d.

Specifically, the water temperature measuring instrument e sets a cooling water temperature value required during extremely cold calcination, when calcined substances fall into cooling water, the temperature of the cooling water can certainly rise to exceed a set value, at the moment, after the water temperature measuring instrument e is received by the processor f, a water pumping instruction is given to the circulating pump h, meanwhile, the control valve i is completely opened, external water flows into the cooling water tank 2, internal water flows out of the cooling water tank 2, so that the temperature in the cooling water tank is reduced, and extremely cold calcination is carried out in a flowing state.

In summary, the present embodiment has the following technical advantages:

(1) the extremely cold calcination can be carried out under the condition of not damaging the calciner;

(2) the temperature difference can be controlled by a temperature control processing system and the calcining temperature, so that the method is convenient;

(3) the falling-carried heat insulation cotton has the characteristics of softness and the like, can effectively generate buffering, and can be repeatedly used.

The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the protection scope of the present invention should not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A calcining furnace capable of being used for ultra-cold comprises a furnace body, a furnace door and a calcining heater, wherein a gas discharge pipe is formed on the furnace body, and the calcining furnace is characterized in that:

the calcining furnace comprises a furnace body, a calcining furnace body, a cooling water tank, a flashboard, a plurality of upper supporting strips, a plurality of broken plates and a plurality of braking plates, wherein the cooling water tank is arranged at the bottom of the furnace body, the cooling water tank and the interior of the furnace body can be communicated, the calcining furnace body further comprises the upper supporting strips fixed at two opposite sides of the furnace body, the broken plates which are arranged at the opposite inner sides of the upper supporting strips in a rotating mode along the length direction of the upper supporting strips, the flashboard which is arranged below the upper supporting strips and can be used for flatly supporting the two broken plates is arranged, the flashboard can be drawn out from the furnace body or plugged in, when the flashboard is plugged in the furnace body, the two broken plates are flatly erected on the flashboard, the; when the flashboard is pulled out of the furnace body, the broken plates on two sides rotate downwards from the splicing side edge and gradually form a discharge opening, and calcined materials fall into a cooling water tank below the discharge opening to be subjected to extremely cold calcination.

2. Calciner available for ultra-cold according to claim 1, characterized in that: and lower supporting strips are arranged below the upper supporting strips on each side in parallel, track grooves are formed among the upper supporting strips, the lower supporting strips and the side walls of the furnace body on each side, and the flashboards respectively slide in the track grooves from two opposite sides.

3. Calciner available for ultra-cold according to claim 2, characterized in that: an upper sealing heat insulation cotton sliver and a lower sealing heat insulation cotton sliver are respectively arranged at the bottom of the upper stay and the top of the lower stay, and the flashboard is in contact sealing with the upper sealing heat insulation cotton sliver and the lower sealing heat insulation cotton sliver from the upper surface and the lower surface.

4. Calciner available for ultra-cold according to claim 3, characterized in that: the flashboard comprises a board body with the same shape as the cross section of the furnace body and a pull handle fixed on the outer side surface of the board body.

5. Calciner available for ultra-cold according to claim 2, characterized in that: and after the broken plates form the discharge openings, the broken plates respectively abut against the side edges of the lower supporting strips on the corresponding sides.

6. Calciner available for ultra-cold according to claim 1, characterized in that: the two broken plates are in lap joint matching from the splicing side edges.

7. Calciner available for ultra-cold according to claim 6, characterized in that: and a notch is formed on the splicing side edge of one broken plate, and a protruding edge matched with the notch is formed on the splicing side edge of the other broken plate.

8. Calciner available for ultra-cold according to claim 1, characterized in that: the stove bottom still including the flatly spread at level two the thermal-insulated cotton pad of disconnected board top, the calcination thing is placed it calcines to separate on the thermal-insulated cotton pad, works as the disconnected board form the discharge opening when, thermal-insulated cotton pad along with the calcination thing falls into the below together in the cooling trough.

9. Calciner available for ultra-cold according to claim 1, characterized in that: the calcining furnace also comprises a temperature control processing system, wherein the temperature control processing system is communicated with the water temperature measuring instrument, and water is automatically added and drained into the cooling water tank according to the information obtained by the water temperature measuring instrument so as to adjust the temperature of the liquid in the cooling water tank.

10. Calciner available for ultra-cold according to claim 9, characterized in that: the temperature control processing system comprises a processor communicated with the water temperature measuring instrument, an external circulation pipeline, a circulation pump communicated with the processor, and control valves respectively arranged on the water inlet pipeline and the water discharge pipeline.