CN208313024U - Horizontal square pyrographite furnace - Google Patents
Horizontal square pyrographite furnace Download PDFInfo
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- CN208313024U CN208313024U CN201820556766.1U CN201820556766U CN208313024U CN 208313024 U CN208313024 U CN 208313024U CN 201820556766 U CN201820556766 U CN 201820556766U CN 208313024 U CN208313024 U CN 208313024U
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- pyrographite
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Abstract
The utility model provides a kind of horizontal square pyrographite furnace.The horizontal square pyrographite furnace, including inner furnace body, external furnace body, heater, the external furnace body includes shell and fire door, the fire door is set to the shell both ends, the inner furnace body includes crucible layer from the inside to the outside, hard felt insulating layer, soft felt insulating layer, corundum insulating layer, the heater is set to corundum insulating layer outer surface, the inner furnace body both ends are equipped with inside holding felt door, the inside holding felt door includes skeleton and heat resistance insulating sheet, the skeleton forms insulation open circuit connection by heat resistance insulating sheet, the shell is equipped with automatic door operator, it is automatically opened or closed for controlling the fire door, the shell is additionally provided with forced locking device, it is locked for the fire door.The utility model inside holding felt door reduces graphite furnace energy consumption using insulation open circuit connection, shortens temperature fall time, and graphite furnace reduces labor intensity using automatic door operator and forced locking device.
Description
Technical field
The utility model belongs to graphite furnace technical field, and in particular to a kind of horizontal square pyrographite furnace.
Background technique
Horizontal-type high temperature graphite furnace is mainly used for the sintering and graphitization of carbon materials, the sintering of carbon fiber rope, battery cathode
Material at high temperature processing, graphite powder high-temperature process, graphite film, carbon fibre carbonizing, the burning of contact material, high technology ceramics, high-temperature components
Knot, the high temperature sintering of the products such as powdered metallurgical material, tungsten carbide.
Currently, existing graphite furnace has the following deficiencies:
(1) furnace interior air pressure is not easy to control, is manually vented completely, and labor intensity is big and furnace body safety
It can be poor.
(2) inside holding felt door skeleton is made of metal material, and due to forming closed loop, interior felt door is caused to be also easy to produce whirlpool
Fever phenomenon is flowed, increases the acting of graphite furnace, consumes more electric energy.
(3) heater profile setting is not reasonable, causes inner furnace body uneven heating even, inductor breakdown sparking.
(4) fire door needs manually to open and close, and labor intensity is big.
(5) adaptation of fire door and shell is uneven.
Summary of the invention
The purpose of the utility model is to provide a kind of horizontal square pyrographite furnaces, to overcome the above shortcomings.
To achieve the above object, the technical solution of the utility model is:
A kind of horizontal square pyrographite furnace, including inner furnace body, external furnace body, heater, the external furnace body include shell and
Fire door, the fire door are set to the shell both ends, and the inner furnace body includes crucible layer, hard felt insulating layer, soft felt from the inside to the outside
Insulating layer, corundum insulating layer, the heater are set to corundum insulating layer outer surface, and the inner furnace body both ends are equipped with interior guarantor
Warm felt door, the inside holding felt door include skeleton and heat resistance insulating sheet, and the skeleton is formed by heat resistance insulating sheet to insulate
Open circuit connection, the external furnace body be equipped with explosion-protection equipment, the shell be equipped with automatic door operator, for control the fire door from
It is dynamic to open or close, it is additionally provided with forced locking device on the shell and fire door, is locked for the fire door.
Preferably, the explosion-protection equipment includes elastic mechanism and safety valve, when the graphite furnace internal pressure is greater than outside
When pressure, the safety valve is outwardly against the elastic mechanism to be exhausted.
Preferably, the external furnace body is additionally provided with pressure gauge, for detecting graphite furnace internal pressure.
Preferably, the external furnace body bottom be equipped with exhaust apparatus, the exhaust apparatus include automatic exhaust device and manually
Exhaust apparatus, the automatic exhaust device are connect with the pressure gauge, and it is pre- that the pressure gauge detects that graphite furnace pressure is greater than
If when value, automatic exhaust device is vented automatically reduces graphite furnace pressure.
Preferably, the heater uses two-in-parallel structure, avoids turn-to-turn sparking breakdown corundum between adjacent inductor exhausted
Edge layer, while improving the uniformity of inner furnace body temperature.
Preferably, the corundum insulating layer generally top is in interior arciform square structure, and bottom and side wall is equipped with two
Layer corundum layer, top are equipped with the corundum layer of one layer of thickening.
Preferably, the shell is fixed in described automatic door operator one end, and the other end is fixed on the fire door.
Preferably, the shell is fixed in described forced locking device one end, and the other end is sticked in the fire door and shell
Junction.
Preferably, the inside holding felt door skeleton is made of metal material, and passes through heat resistance insulating sheet chain between skeleton
It connects.
The utility model has the following beneficial effects:
(1) the utility model is equipped with automatic exhaust device in graphite furnace bottom, after protective gas is full of in furnace, automatically
Exhaust guarantees furnace pressure control within setting range, effectively reduces labor intensity and improves furnace body and bears pressure
Security performance.
(2) insulation quilt door skeleton is effectively solved its skeleton due to forming closed loop and is generated whirlpool using insulation open circuit connection
Fever phenomenon is flowed, the power consumption of graphite furnace is reduced, shortens temperature fall time.Insulation quilt door skeleton can using insulation open circuit design herein
Metallic framework is interrupted since electric current forms closed loop, and interior felt door is caused to be also easy to produce eddy-current heating phenomenon, so as to avoid increasing
The acting of big graphite furnace, consumes more electric energy.
(3) heater uses two-in-parallel structure, is heated evenly inner furnace body, guarantees to the material of melting or sintering in furnace
Heated uniformity, and avoid inductor it is adjacent between high electrical breakdown sparking.
(4) opening and closing of fire door are carried out using automatic door operator, effectively reduce labor intensity.
(5) forced locking device effectively reduces labor intensity and guarantees the harmony of fire door locking pressure.
(6) explosion-protection equipment is set on graphite furnace, when furnace pressure is greater than furnace external pressure, opens the safety-valve and effectively improves
Furnace body security performance.
Detailed description of the invention
Fig. 1 is the cross cut structure schematic diagram of the utility model.
Fig. 2 is the external structure schematic diagram of the utility model.
Fig. 3 is the longitudinal cutting structure schematic diagram of the utility model.
Fig. 4 is the inside holding felt door schematic diagram of the utility model.
Fig. 5 is the insulation layer structure schematic diagram of the utility model.
Fig. 6 is the explosion-protection equipment structural schematic diagram of the utility model.
Fig. 7 is the heater two-in-parallel structure schematic side view of the utility model.
Fig. 8 is the heater two-in-parallel structure schematic top plan view of the utility model.
In figure: 1- shell；2- fire door；3- forced locking device；4- automatic door operator；5- crucible；The hard felt heat preservation of 6-
Layer；The soft felt insulating layer of 7-；8- corundum insulating layer；9- heater；10- inside holding felt door；11- explosion-protection equipment；12- pressure gauge；
13- automatic exhaust device；14- manual exhaust device；15- skeleton；16- heat resistance insulating sheet；17- elastic mechanism；18- safety
Valve.
Specific embodiment
The embodiment of the present application solves existing graphite furnace energy consumption height, peace by providing a kind of horizontal square pyrographite furnace
Full performance is not high and stove door switch is manually operated, and the big problem of labor intensity, inside holding felt door uses in inner furnace body
Insulation open circuit connects, and reduces graphite furnace energy consumption, and explosion-protection equipment improves security performance, and graphite furnace is using automatic door operator and automatically
Locking device reduces labor intensity.
Technical solution in the embodiment of the present application is to solve the above problems, general thought is as follows:
A kind of horizontal square pyrographite furnace, including inner furnace body, external furnace body, heater 9, the external furnace body include shell 1
With fire door 2, the fire door 2 is set to 1 both ends of shell, and the inner furnace body includes crucible layer 5, hard felt insulating layer from the inside to the outside
6, soft felt insulating layer 7, corundum insulating layer 8, the heater 9 are set to 8 outer surface of corundum insulating layer, the inner furnace body two
End is equipped with inside holding felt door 10, and the inside holding felt door 10 includes skeleton 15 and heat resistance insulating sheet 16, and the skeleton 15 passes through
Heat resistance insulating sheet 16 forms insulation open circuit connection, and the external furnace body is equipped with explosion-protection equipment 11, and the shell 1 is equipped with automatic door opening
Device 4, for controlling being automatically opened or closed for the fire door 2, the shell 1 is additionally provided with forced locking device 3, for described
Fire door 2 is locked.
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to upper
Technical solution is stated to be described in detail.
As shown in Figures 1 to 8, horizontal square pyrographite furnace includes inner furnace body, external furnace body, heater 9, the external furnace body
Including shell 1 and fire door 2, the fire door 2 is set to 1 both ends of shell, the inner furnace body include from the inside to the outside crucible layer 5,
Hard felt insulating layer 6, soft felt insulating layer 7, corundum insulating layer 8, the heater 9 are set to 8 outer surface of corundum insulating layer,
The inner furnace body both ends are equipped with inside holding felt door 10, and the inside holding felt door 10 includes skeleton 15 and heat resistance insulating sheet 16, institute
It states skeleton 15 and insulation open circuit connection is formed by heat resistance insulating sheet 16, the external furnace body is equipped with explosion-protection equipment 11, the shell 1
Equipped with automatic door operator 4, for controlling the opening of the fire door 2, the shell 1 is additionally provided with forced locking device 3, is used for institute
State the locking of fire door 2.
In above-mentioned the embodiment of the present application, inside holding felt door 10 is connected skeleton 15 using heat resistance insulating sheet insulation board 16,
Make to form insulation open circuit connection between skeleton 15, skeleton 15 avoided to connect using metal group material and form closed loop connection,
So that inside holding felt door 10 is generated eddy-current heating phenomenon, causes power consumption excessive.It is equipped with explosion-protection equipment 11 in external furnace body, when the gas in furnace
When pressure is greater than the air pressure outside furnace, the safety valve of explosion-protection equipment 11 is opened and then is vented, and to reduce the pressure in furnace, improves graphite furnace
Safety.Automatic door operator 4 is set on external furnace body, can effectively reduce labor intensity, while close at shell both ends
4-8 forced locking device 3 is set at fire door 2, on the one hand be can guarantee that fire door 2 locks the harmony of pressure, on the other hand can be reduced
Labor intensity.
In an alternative embodiment, the explosion-protection equipment 11 includes elastic mechanism 17 and safety valve 18, when described
When graphite furnace internal pressure is greater than external pressure, the pop-up outward of safety valve 18, the elastic mechanism 17 compresses, thus real
Now it is vented.
In an alternative embodiment, the external furnace body is additionally provided with pressure gauge 12, for detecting inside graphite furnace
Pressure.
In an alternative embodiment, the external furnace body bottom is equipped with exhaust apparatus, and the exhaust apparatus includes certainly
Dynamic exhaust apparatus 13 and manual exhaust device 14, the automatic exhaust device 13 are connect with the pressure gauge 12, the pressure gauge
12 detect graphite furnace pressure be greater than preset value when, automatic exhaust device 13 automatically exhaust reduce graphite furnace pressure.Certainly
Manual exhaust can also be used when exhaust.
In an alternative embodiment, the heater 9 uses two-in-parallel structure, avoids circle between adjacent inductor
Between sparking breakdown corundum insulating layer 8, while improving the uniformity of inner furnace body temperature.
In an alternative embodiment, the corundum insulating layer 8 generally top is in interior arciform square structure,
Bottom and side wall is equipped with two layers of corundum layer, and top is equipped with the corundum layer of one layer of thickening.Corundum insulating layer is designed to that interior arch is opposite
It is spirogyrate in insulating layer in the prior art, has and be easier to assemble, and the advantages of maintain easily.
In an alternative embodiment, the shell 1 is fixed in described 4 one end of automatic door operator, and the other end is solid
Due to the fire door 2.The shell 1 is fixed in described 3 one end of forced locking device, and the other end is sticked in the fire door 2 and shell
The junction of body 1, for locking fire door.Automatic door operator 4 carries out controlling its opening and closing fire door by power-supply controller of electric
2, to reduce labor intensity；Forced locking device 3 guarantees fire door 2 by its automatically lock fire door 2 of power controller controls
Lock the harmony of pressure.
The utility model has the following beneficial effects:
(1) the utility model is equipped with automatic exhaust device in graphite furnace bottom, after protective gas is full of in furnace, automatically
Exhaust guarantees furnace pressure control within setting range, effectively reduces labor intensity and improves furnace body and bears pressure
Security performance.
(2) insulation quilt door skeleton is effectively solved its skeleton due to forming closed loop and is generated whirlpool using insulation open circuit connection
Fever phenomenon is flowed, the power consumption of graphite furnace is reduced, shortens temperature fall time.Insulation quilt door skeleton can using insulation open circuit design herein
Metallic framework is interrupted since electric current forms closed loop, causes interior felt door to be also easy to produce eddy-current heating phenomenon, increases doing for graphite furnace
Function consumes more electric energy.
(3) heater uses two-in-parallel structure, is heated evenly inner furnace body, guarantees to the material of melting or sintering in furnace
High electrical breakdown is struck sparks between heated uniformity and inductor is adjacent.
(4) opening and closing of fire door are carried out using automatic door operator, effectively reduce labor intensity.
(5) forced locking device effectively reduces labor intensity and guarantees the harmony of fire door locking pressure.
(6) explosion-protection equipment is set on graphite furnace, when furnace pressure is greater than furnace external pressure, opens the safety-valve and effectively improves
Furnace body security performance.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other relevant technical fields, are also included in the patent protection scope of the utility model.
Claims (9)
1. a kind of horizontal square pyrographite furnace, including inner furnace body, external furnace body, heater (9), the external furnace body includes shell
(1) and fire door (2), the fire door (2) are set to the shell (1) both ends, and the inner furnace body includes crucible layer from the inside to the outside
(5), hard felt insulating layer (6), soft felt insulating layer (7), corundum insulating layer (8), the heater (9) are set to the corundum insulation
Layer (8) outer surface, the inner furnace body both ends are equipped with inside holding felt door (10), it is characterised in that: inside holding felt door (10) packet
Skeleton (15) and heat resistance insulating sheet (16) are included, the skeleton (15) forms insulation open circuit by heat resistance insulating sheet (16) and connects
It connects, the external furnace body is equipped with explosion-protection equipment (11), and the shell (1) is equipped with automatic door operator (4), for controlling the fire door
(2) be automatically opened or closed, the shell (1) is additionally provided with forced locking device (3), locks for the fire door (2).
2. horizontal square pyrographite furnace according to claim 1, it is characterised in that: the explosion-protection equipment (11) includes bullet
Property mechanism and (17) safety valve (18), when the graphite furnace internal pressure is greater than external pressure, the safety valve outwardly against
The elastic mechanism is to be exhausted.
3. horizontal square pyrographite furnace according to claim 1, it is characterised in that: the external furnace body is additionally provided with pressure
Table (12), for detecting graphite furnace internal pressure.
4. horizontal square pyrographite furnace according to claim 3, it is characterised in that: the external furnace body bottom is equipped with exhaust
Device, the exhaust apparatus include automatic exhaust device (13) and manual exhaust device (14), the automatic exhaust device (13)
It is connect with the pressure gauge (12), when the pressure gauge (12) detects that graphite furnace pressure is greater than preset value, automatic exhaust dress
Setting (13), exhaust reduces graphite furnace pressure automatically.
5. horizontal square pyrographite furnace according to claim 1, it is characterised in that: heater (9) use is double simultaneously
It is coupled structure, avoids turn-to-turn sparking breakdown corundum insulating layer (8) between adjacent inductor, while improving the uniform of inner furnace body temperature
Property.
6. horizontal square pyrographite furnace according to claim 1, it is characterised in that: the corundum insulating layer (8) is whole
It is in interior arciform square structure for top, bottom and side wall is equipped with two layers of corundum layer, and top is equipped with the corundum layer of one layer of thickening.
7. horizontal square pyrographite furnace according to claim 1, it is characterised in that: the automatic door operator (4) one
End is fixed on the shell (1), and the other end is fixed on the fire door (2).
8. horizontal square pyrographite furnace according to claim 1, it is characterised in that: the forced locking device (3) one
End is fixed on the shell (1), and the other end is sticked in the junction of the fire door (2) Yu shell (1).
9. horizontal square pyrographite furnace according to claim 1, it is characterised in that: the bone of the inside holding felt door (10)
Frame (15) is made of metal material, and is linked between skeleton (15) by heat resistance insulating sheet (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556766.1U CN208313024U (en) | 2018-04-18 | 2018-04-18 | Horizontal square pyrographite furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556766.1U CN208313024U (en) | 2018-04-18 | 2018-04-18 | Horizontal square pyrographite furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208313024U true CN208313024U (en) | 2019-01-01 |
Family
ID=64719948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820556766.1U Active CN208313024U (en) | 2018-04-18 | 2018-04-18 | Horizontal square pyrographite furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN208313024U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943188A (en) * | 2020-09-03 | 2020-11-17 | 江苏格优碳素新材料有限公司 | Graphitizing furnace |
| CN113532113A (en) * | 2021-08-02 | 2021-10-22 | 永恒珍宝(北京)科技有限公司 | Graphite crucible for extracting carbon element and horizontal induction heating graphitization furnace |
-
2018
- 2018-04-18 CN CN201820556766.1U patent/CN208313024U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943188A (en) * | 2020-09-03 | 2020-11-17 | 江苏格优碳素新材料有限公司 | Graphitizing furnace |
| CN113532113A (en) * | 2021-08-02 | 2021-10-22 | 永恒珍宝(北京)科技有限公司 | Graphite crucible for extracting carbon element and horizontal induction heating graphitization furnace |
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