CN209689405U - Smelting furnace - Google Patents

Abstract

The utility model relates to a kind of smelting furnaces, comprising: furnace body and waste heat stocking mechanism, above-mentioned waste heat stocking mechanism heat-conducting are contacted with above-mentioned furnace body and store the heat of above-mentioned furnace body.The heat distributed in smelting furnace temperature-fall period is collected by the waste heat stocking mechanism installed on the furnace body of smelting furnace and is stored in order to which the distributed heat that will further cool down carries out trans-utilization, to avoid there is the wasting of resources by the technical solution of the utility model.

Description

Smelting furnace

Technical field

The utility model relates to technical field of smelting, more particularly to a kind of smelting furnace.

Background technique

Currently, when the smelting furnace using types such as graphitizing furnace, induction furnace, electric arc furnaces, electron beam furnaces is produced, Production process has generally comprised temperature rise period, holding stage and temperature-fall period.Wherein, when smelting furnace is in temperature-fall period, meeting There is a large amount of heat to distribute, such as: during carrying out graphitization processing to graphite material using graphitizing furnace, graphitizing furnace Its furnace body temperature can rise to 3000 degrees Celsius from room temperature when in the temperature rise period, and when graphitizing furnace is in temperature-fall period, Generated heat can be largely lost, and then the phenomenon that wasting of resources occur, but also will cause building ring locating for graphitizing furnace Border temperature increases, and the working environment in turn resulting in staff is deteriorated.

Utility model content

The purpose of this utility model is that being directed to the heat losses because of existing smelting furnace in the presence of temperature-fall period due to leading The problem of pyrogenicity amount can not efficiently use provides a kind of smelting furnace.

To achieve the goals above, the utility model provides a kind of smelting furnace, technical solution are as follows:

A kind of smelting furnace, comprising: furnace body and waste heat stocking mechanism, above-mentioned waste heat stocking mechanism heat-conducting are contacted with above-mentioned furnace Body and the heat for storing above-mentioned furnace body.

In one embodiment, above-mentioned waste heat stocking mechanism includes heat-conducting unit and storage element, above-mentioned storage element It is contacted by above-mentioned heat-conducting unit with above-mentioned furnace body heat-conducting and stores the heat of above-mentioned furnace body.

Above-mentioned heat-conducting unit is heat exchanger tube in one of the embodiments, and above-mentioned storage element is catch box, above-mentioned heat exchange Pipe is connected to above-mentioned catch box；Heat-exchange medium is equipped in above-mentioned heat exchanger tube, above-mentioned catch box is by collecting above-mentioned heat exchanger tube Interior heat-exchange medium stores the heat of above-mentioned furnace body.

At least partly pipeline section of above-mentioned heat exchanger tube is bent setting in one of the embodiments,.

At least partly pipeline section of above-mentioned heat exchanger tube is wavy in one of the embodiments, U-shaped, it is one of W-shaped or It is a variety of.

Above-mentioned heat exchanger tube edge is embedded in the inside of above-mentioned furnace body in one of the embodiments,.

The wall thickness of above-mentioned heat exchanger tube is 10-30mm in one of the embodiments,.

The inlet of above-mentioned heat exchanger tube installs liquid flowing valve in one of the embodiments,；And/or

The liquid outlet of above-mentioned heat exchanger tube installs liquid valve door.

The liquid outlet of above-mentioned heat exchanger tube installs temperature detection part in one of the embodiments,.

It is connected between above-mentioned catch box and the liquid outlet of above-mentioned heat exchanger tube by delivery pipe in one of the embodiments, It is logical.

Smelting furnace provided by above-mentioned technical proposal has the following beneficial effects:

Smelting furnace provided by above-mentioned technical proposal is the waste heat stocking mechanism by being installed on the furnace body of smelting furnace The heat distributed in smelting furnace temperature-fall period is collected and is stored in order to further by the distributed heat that cools down Trans-utilization is carried out, specifically, being by inlaying the heat exchanger tube for burying heat-exchange medium built in one in furnace body to pass through in heat exchanger tube The heat-exchange medium heat that distributes furnace body absorb, and the heat-exchange medium is collected and is stored into catch box, So as to the heat progress UTILIZATION OF VESIDUAL HEAT IN for further cooling down distributed to furnace body, the wasting of resources is avoided.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of smelting furnace of an embodiment of the present invention；

Fig. 2 is the structural schematic diagram at another visual angle of furnace body shown in Fig. 1.

Smelting furnace, 100；Furnace body, 110；Electrode, 111；Waste heat stocking mechanism, 120；Heat-conducting unit or heat exchanger tube, 121, storage Memory cell or catch box, 122；Liquid-supply unit, 123；Liquid flowing valve, 124；Liquid valve door, 125；Temperature detection part, 126；Conveying Pipe, 127.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It should be noted that it can be directly on another component when component is referred to as " being installed in " another component Or there may also be components placed in the middle.When a component is considered as " being set to " another component, it, which can be, is directly set Set on another component or may be simultaneously present component placed in the middle.When a component is considered as " being fixed on " another group Part, it, which can be, is directly anchored on another component or may be simultaneously present component placed in the middle.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include Any and all combinations of one or more related listed items.

In order to solve to lead to resource due to the heat present in the furnace body of existing smelting furnace is when in temperature-fall period distributes The problem of cannot efficiently using, present embodiments provides a kind of smelting that the heat that furnace body is distributed can be carried out to UTILIZATION OF VESIDUAL HEAT IN Furnace.

Referring to Fig. 1, one of an embodiment of the present invention smelting furnace 100, comprising: furnace body 110 and waste heat storage Mechanism 120, above-mentioned 120 heat-conducting of waste heat stocking mechanism are contacted with above-mentioned furnace body 110 and store the heat of above-mentioned furnace body 100, should Waste heat stocking mechanism 120 is that the material for having thermal conductivity by stainless steel, ferroalloy etc. is prepared, so that the waste heat stocking mechanism 120 have heating conduction, contact to carry out thermal conductivity between the waste heat stocking mechanism 120 and furnace body 110 with by furnace body 110 Heat is directed in waste heat stocking mechanism 120 and is stored.

Wherein, waste heat stocking mechanism 120 includes heat-conducting unit 121 and storage element 122, and the storage element 122 is by being somebody's turn to do Heat-conducting unit 121 contacts with 110 heat-conducting of furnace body and stores the heat that the furnace body 110 is distributed in temperature-fall period, thermally conductive Unit 121 is that the material for having thermal conductivity by stainless steel, ferroalloy etc. is prepared, and the heat-conducting unit 121 edge is embedded in furnace body It is thermally conductive in order to be directed at the heat that furnace body 110 is distributed when the furnace body 110 of smelting furnace 100 is in temperature-fall period inside 110 121 inside of unit is simultaneously stored in inside storage element 122.It should be noted that heat stored in the storage element 122 removes Except capable of directly being utilized in the form of thermal energy, moreover it is possible to which stored heat in the storage element 122 is further It is converted to various forms of energy such as electric energy, chemical energy, biological energy source rationally to be utilized, to avoid the wasting of resources.

Wherein, heat-conducting unit 121 is heat exchanger tube, and storage element 122 is catch box, the heat exchanger tube 121 and catch box 122 it Between be connected to, and 121 in heat exchanger tube in be equipped with heat-exchange medium (figure do not mark), the heat-exchange medium is (such as: water, liquid The liquid such as metal) for by through heat exchanger tube 121 the thermally conductive heat to inside its heat exchanger tube 121 absorb, and then the liquid collecting Case 122 stores the heat of the furnace body 110 by collecting the heat-exchange medium in the heat exchanger tube 121.It should be noted that the liquid collecting The quantity of case 122 can be one or more, and those skilled in the art can be according to actual needs on the surface of catch box 122 It is laid with the insulating layer being made of different materials such as heat-preservation cotton, phenolic resin plate, polyurethane sheets, prevents catch box 122 to play There is heat loss.

Referring to Figure 2 together, which is the hollow pipe made of the materials such as stainless steel, ferroalloy, and this is changed Heat pipe 121 inlays the inside for being embedded in furnace body 110, and the heat exchanger tube 121 edge is buried to the pipeline section inside furnace body 110 be bent and is set It sets, the shape of the portions of the heat exchanger tube 121 is such as set as one of waveform, U-shaped, W-shaped or a variety of, so that the heat exchange The pipeline of pipe 121 and the contact area of furnace body 110 maximize, so that the heat that furnace body 110 is distributed is directed at heat exchanger tube 121 It is interior.It should be noted that the pipeline section shape of the heat exchanger tube 121 is not limited to waveform, U-shaped, W-shaped, this field staff The pipeline section of heat exchanger tube 121 can also be shaped to other types according to the actual situation.

Wherein, the wall thickness of the heat exchanger tube 121 is 10-30mm, but the wall thickness range of the heat exchanger tube 121 is not limited to 10- This specific numberical range of 30mm, those skilled in the art can exchange according to actual needs the wall thickness range of heat pipe 121 into Row adjustment.

Wherein, the inlet of the heat exchanger tube 121 and liquid outlet are exposed in external environment locating for furnace body 110, and should The liquid outlet of heat exchanger tube 121 is connected with catch box 122 so that heat-exchange medium in heat exchanger tube 121 going out through heat exchanger tube 121 Liquid mouth is delivered in catch box 122 and is stored.In addition, being communicated with a liquid-supply unit at the inlet of the heat exchanger tube 121 123, it is stored with heat-exchange medium (such as: water, liquid metal liquid) in the liquid-supply unit 123, and then the liquid-supply unit 123 will Its internal heat-exchange medium stored flows into inside heat exchanger tube 121 through the inlet of heat exchanger tube 121.It should be noted that changing The inlet of heat pipe 121 can be connected to one or more liquid-supply units being made of cabinet according to the actual situation.

Liquid-supply unit 123 is arranged except furnace body 110, and the connection of the inlet of the liquid-supply unit 123 and heat exchanger tube 121 Place is equipped with liquid flowing valve 124, in order to open the liquid flowing valve when the furnace body 110 of smelting furnace 100 is in temperature-fall period 124 so that the heat-exchange medium (such as: normal-temperature water, cold water) in liquid-supply unit 123 flows into inside heat exchanger tube 121, to make the heat Exchange medium absorbs the heat that furnace body 110 is distributed.In addition, can be adopted between the liquid flowing valve 124 and the inlet of heat exchanger tube 121 Be threadedly coupled, flanged joint, cutting ferrule connection etc. modes be attached.

Catch box 122 is arranged except furnace body 110, and the junction of the liquid outlet of the catch box 122 and heat exchanger tube 121 is pacified Equipped with liquid valve door 125, in order to make heat-exchange medium in heat exchanger tube 121 flow into the catch box 122, so that user is available The heat-exchange medium that catch box 122 is stored carries out relevant utilization, is delivered to the heat-exchange medium of catch box 122 such as heat Water, then can by it directly in the form of thermal energy using in publilc baths, with occasion different between waterwheel etc..In addition, the liquid valve door The modes such as threaded connection, flanged joint, clamp connection, cutting ferrule connection can be used between 125 and the liquid outlet of heat exchanger tube 121 to carry out Connection.

In one embodiment, at the liquid outlet of the heat exchanger tube 121 of waste heat stocking mechanism 120 on temperature detection part is installed 126, which can be used for supervising the temperature of the heat-exchange medium for the liquid outlet for flowing through heat exchanger tube 121 in real time Control, in order to which staff controls the on-off of liquid valve door 125 according to the temperature range to heat-exchange medium, such as: work The temperature range of heat-exchange medium needed for personnel is 80-100 DEG C, the heat-exchange medium temperature detected by the temperature detection part 126 When spending within that range, the openable liquid valve door 125 is so that the heat-exchange medium after heated is delivered to catch box 122； If the heat-exchange medium temperature detected of temperature detection part 126 is below or above the temperature range, staff can be closed Heat-exchange medium is delivered to catch box 122 to terminate by the liquid valve door 125.

In addition, the temperature that the temperature detection part 126 can also be used to exchange heat pipe 121 is monitored in real time in order to the people that works By the temperature control of heat exchanger tube 121, (such as temperature range is 600 to member in the maximum temperature range that heat exchanger tube 121 can bear DEG C or less), so that heat exchanger tube 121 be avoided to damage because temperature is excessively high.It should be noted that the temperature of the heat exchanger tube 121 Control range can be adjusted according to the actual requirement of user, be not limited to the maximum temperature that the heat exchanger tube 121 can bear Spend range.

In one embodiment between the catch box 122 of provided waste heat stocking mechanism 120 and the liquid outlet of heat exchanger tube 121 It is connected to by delivery pipe 127, and the duct length of the delivery pipe 127 can going out according to the catch box 122 and heat exchanger tube 121 Actual range between liquid mouth is set, i.e., can when catch box 122 is mounted at 121 remote position of heat exchanger tube The heat-exchange medium for flowing through the liquid outlet of heat exchanger tube 121 is transferred in catch box 122 by the delivery pipe 127, avoid because The liquid outlet length of heat exchanger tube 121 is too short and makes the installation region of its catch box 122 there are limitations.The delivery pipe 127 can adopt The plastic tube made of the materials such as polyethylene, polypropylene, polyvinyl chloride, polyvinylidene chloride, and the outer surface of the delivery pipe 127 It is covered with the insulating layer being made of different materials such as heat-preservation cotton, phenolic resin plate, polyurethane sheets, to prevent from passing through delivery pipe There are heat losses during 127 progress long distance delivery heat-exchange mediums to catch box 122.

Wherein, multiple electrodes 111 are installed on the furnace body 110 of the smelting furnace 100, which is used for and external world's electricity Energy equipment is connected and converts thermal energy for the electric energy that external electric energy device is conveyed to heat up to smelting furnace 100.

Wherein, the furnace body 110 of the smelting furnace 100 is made of refractory brick, is that surround one by refractory brick enclosed Silica brick, clay brick, corundum refractory brick, magnesia fire-protecting wall, white jade brick, carbon brick, zirconium English can be selected in refractory brick wall, refractory brick One of types of material such as stone brick, floating bead brick are a variety of.

Specifically, a kind of workflow of smelting furnace provided by above embodiments, it can be with graphitizing furnace to graphite material It is specific as follows for material carries out graphitization processing:

Firstly, the graphite material of required processing is placed on inside graphitizing furnace, and by electrode 111 and external power supply It is attached, and then the electric energy that external power supply is conveyed can be converted thermal energy in the graphitizing furnace by the electrode 111 Graphite material carries out heating or isothermal holding；Complete to the heating of graphite material or insulating process after, disconnect electrode 111 with The connection of external power supply, so that the graphitizing furnace is in temperature-fall period；Temperature-fall period is in the furnace body 110 of graphitizing furnace When, can by opening liquid flowing valve 124 so that liquid-supply unit 123 carries out conveying heat-exchange medium (such as: water) to heat exchanger tube 121, To which the water for flowing through heat exchanger tube 121 be heated using the heat distributed in 110 temperature-fall period of furnace body；Finally, it opens out Fluid valve 125 is stored so that heated water flows into catch box 122 through the liquid outlet of heat exchanger tube 121.In addition, can root It is monitored in real time according to temperature of the temperature detection part 126 to the water for flowing through 121 liquid outlet of heat exchanger tube, so that through heat exchanger tube 121 The temperature of the water of liquid outlet outflow controls within the water temperature range needed for staff.

Smelting furnace provided by the embodiments of the present invention is stored up by the waste heat installed on the furnace body of smelting furnace Mechanism is deposited to be collected the heat distributed in smelting furnace temperature-fall period and store in order to further be distributed cooling Heat carry out trans-utilization, specifically, being to bury the heat exchanger tube of heat-exchange medium built in one by inlaying in furnace body to pass through this The heat that heat-exchange medium in heat exchanger tube distributes furnace body absorbs, and by the heat-exchange medium collect into catch box into Row storage avoids the wasting of resources so as to the heat progress UTILIZATION OF VESIDUAL HEAT IN for further cooling down distributed to furnace body.

Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, all should be considered as described in this specification.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (10)

1. a kind of smelting furnace, which is characterized in that including furnace body and waste heat stocking mechanism, the waste heat stocking mechanism heat-conducting contact In the furnace body and store the heat of the furnace body.

2. smelting furnace as described in claim 1, which is characterized in that the waste heat stocking mechanism includes that heat-conducting unit and storage are single Member, the storage element contact with the furnace body heat-conducting by the heat-conducting unit and store the heat of the furnace body.

3. smelting furnace as claimed in claim 2, which is characterized in that the heat-conducting unit is heat exchanger tube, and the storage element is Catch box, the heat exchanger tube are connected to the catch box；Heat-exchange medium is equipped in the heat exchanger tube, the catch box passes through Collect the heat that the heat-exchange medium in the heat exchanger tube stores the furnace body.

4. smelting furnace as claimed in claim 3, which is characterized in that at least partly pipeline section of the heat exchanger tube is bent setting.

5. smelting furnace as claimed in claim 4, which is characterized in that at least partly pipeline section of the heat exchanger tube is wavy, U One of shape, W-shaped are a variety of.

6. smelting furnace as claimed in claim 3, which is characterized in that the heat exchanger tube edge is embedded in the inside of the furnace body.

7. smelting furnace as claimed in claim 3, which is characterized in that the wall thickness of the heat exchanger tube is 10-30mm.

8. a kind of smelting furnace as claimed in claim 3, which is characterized in that the inlet of the heat exchanger tube installs liquid flowing valve； And/or

The liquid outlet of the heat exchanger tube installs liquid valve door.

9. smelting furnace as claimed in claim 3, which is characterized in that the liquid outlet of the heat exchanger tube installs temperature detection part.

10. smelting furnace as claimed in claim 3, which is characterized in that between the catch box and the liquid outlet of the heat exchanger tube It is connected by delivery pipe.