CN107642996A - Furnace door sealing device, oven door sealing system and sintering furnace - Google Patents
Furnace door sealing device, oven door sealing system and sintering furnace Download PDFInfo
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- CN107642996A CN107642996A CN201711052687.3A CN201711052687A CN107642996A CN 107642996 A CN107642996 A CN 107642996A CN 201711052687 A CN201711052687 A CN 201711052687A CN 107642996 A CN107642996 A CN 107642996A
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- position detecting
- sealing device
- door sealing
- detecting switch
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- 238000007789 sealing Methods 0.000 title claims abstract description 93
- 238000005245 sintering Methods 0.000 title claims abstract description 66
- 230000006835 compression Effects 0.000 claims abstract description 68
- 238000007906 compression Methods 0.000 claims abstract description 68
- 239000000463 material Substances 0.000 claims abstract description 40
- 238000001514 detection method Methods 0.000 claims description 85
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 29
- 229910052757 nitrogen Inorganic materials 0.000 description 10
- 229910001873 dinitrogen Inorganic materials 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000001960 triggered effect Effects 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The present invention relates to sintering furnace equipment technical field, more particularly to a kind of furnace door sealing device, oven door sealing system and sintering furnace.Above-mentioned furnace door sealing device includes fire door, at least at least one lift cylinder, two slide bars and at least one compression cylinder；Lift cylinder and slide bar are vertically arranged；The cylinder barrel of lift cylinder is connected with sintering furnace body, and the piston rod of lift cylinder is all connected with every slide bar respectively, and every slide bar is also connected with fire door；The cylinder barrel of compression cylinder is connected with sintering furnace body, and the piston rod of compression cylinder abuts with fire door.Oven door sealing system includes above-mentioned furnace door sealing device and electric control gear.Sintering furnace includes above-mentioned oven door sealing system and sintering furnace.Above-mentioned furnace door sealing device, oven door sealing system and sintering furnace, it is possible to increase the tightness of fire door, ensure that the quality of the material after sintering, structure is simpler；And lifting assembly, hold down assembly and conveying arrangement can automatic running, reduce manual work, it is time saving and energy saving.
Description
Technical field
The present invention relates to sintering furnace equipment technical field, more particularly to a kind of furnace door sealing device, oven door sealing system and
Sintering furnace.
Background technology
Typically, sintering furnace in sintering process, it is necessary to pour the guarantor of nitrogen or other inert gases as material to be sintered
Gas is protected, and according to the temperature needed in setting sintering furnace, can just obtain required material.
At present, being passed through for the inert gas such as nitrogen is carried out by closed chamber, and closed chamber is provided with port, to treat
Agglomerated material can come in and go out closed chamber；The passage port of closed chamber is provided with fire door, fire door can move relative to sintering furnace, to open
Or close encapsulation room；In order that sealing space can be formed by obtaining closed chamber, the oven door sealing degree of closed chamber is also good enough.So
And existing oven door sealing structure setting is complicated, and tightness is poor；So processing cost it is higher and obtain quality of materials
It is bad.
To sum up, how to overcome the drawbacks described above of existing sintering furnace is that those skilled in the art's technology urgently to be resolved hurrily is asked
Topic.
The content of the invention
It is existing to alleviate it is an object of the invention to provide a kind of furnace door sealing device, oven door sealing system and sintering furnace
Oven door sealing existing for sintering furnace in technology sets complexity, and the technical problem that tightness is poor.
Furnace door sealing device provided by the invention, including fire door, lifting assembly and at least one set hold down assembly.
Wherein, the lifting assembly includes at least one lift cylinder and at least two slide bars, and the lift cylinder and
The slide bar is vertically arranged；The cylinder barrel of the lift cylinder is connected with sintering furnace body, the piston rod point of the lift cylinder
Top not with slide bar every described is all connected with, and the bottom of the every slide bar is connected with the fire door.
Described hold down assembly connects including at least one compression cylinder, the cylinder barrel of the compression cylinder with the sintering furnace body
Connect, the piston rod of the compression cylinder abuts with the fire door；The compression cylinder is used to the fire door being pressed on the burning
At the doorway of the closed chamber of freezing of a furnace body.
Further, it is described to hold down assembly including two groups；Held down assembly described in two groups and be respectively symmetrically connected to the fire door
The first half and the fire door lower half.
Further, the compression cylinder in being held down assembly described in every group includes multiple；Multiple compression cylinders are by described
One lateral opposite side of fire door is uniformly distributed successively.
Further, the lifting assembly also includes fixed plate；The fixed plate is connected with the sintering furnace body, and institute
Fixed plate is stated to be horizontally disposed with；The cylinder barrel of the lift cylinder is connected with the fixed plate；At least two are offered in the fixed plate
Individual through hole, the through hole correspond with the slide bar；The slide bar is slidably matched with the through hole.
Further, the lifting assembly also includes sliding beam；The sliding beam is horizontally disposed with, and the slip is horizontal
Beam is slidably connected with the sintering furnace body；The sliding beam also respectively with described in the piston rod of the lift cylinder and every
The top connection of slide bar.
Further, the slide bar is symmetrically distributed in the both sides of the lift cylinder.
Further, the lifting assembly also includes at least two chains, and the chain corresponds with the slide bar；Institute
State one end of chain to connect with the bottom of the corresponding slide bar, the other end of the chain is connected with the bottom of the fire door.
Accordingly, present invention also offers a kind of oven door sealing system, including at least two above-mentioned furnace door sealing devices, go back
Opened including control system, feeder, conveying arrangement, at least two first position detection switch, the detection of at least two second places
Pass, at least two the 3rd position detecting switch and at least two the 4th position detecting switch；The furnace door sealing device, described
One position detecting switch, the second place detection switch, the 3rd position detecting switch, the 4th position detecting switch
Correspond；The furnace door sealing device is be arranged in parallel successively afterwards by preceding, between every two neighboring furnace door sealing device
It is provided with a closed chamber.
The feeder is used to material to be sintered being placed on the conveying arrangement, and the conveying arrangement is treated for transport
Agglomerated material；The first position detection switch is located at the front of the fire door, and the first position detection switch is used for
Detect the position of the piston rod of the compression cylinder；The second place detection switch is arranged on the top of the fire door, and institute
State the position that second place detection switch is used to detect the fire door；3rd position detecting switch is being located at the fire door just
Rear, and position of the 3rd position detecting switch for detecting material to be sintered；The 4th position detecting switch face
The fire door is set, and position of the 4th position detecting switch for detecting the fire door.
The feeder, the first position detection switch, the second place detection switch, the 3rd position detection
Switch and input of the 4th position detecting switch with the control system electrically connect, the output end of the control system
Also electrically connected with the lift cylinder, the compression cylinder and the conveying arrangement.
Further, the furnace door sealing device, the first position detection switch, the second place detection switch,
3rd position detecting switch and the 4th position detecting switch are three.
The first position detection switch corresponding to the fire door positioned at centre is arranged in the sealing in front
It is indoor；The 3rd position detecting switch is arranged in the closed chamber at rear corresponding to the fire door positioned at rearmost
It is interior；3rd position detecting switch corresponding to the fire door positioned at forefront is arranged in the closed chamber in front
It is interior；3rd position detecting switch corresponding to the fire door positioned at centre is arranged in the closed chamber at rear.
Accordingly, present invention also offers a kind of sintering furnace, including above-mentioned oven door sealing system, in addition to sintering furnace sheet
Body；The furnace door sealing device, the first position detection switch, the second place detection switch, the 3rd position inspection
Slowdown monitoring switch, the 4th position detecting switch and the conveying arrangement are connected with the sintering furnace body.
Compared with prior art, the advantage of the invention is that：
Furnace door sealing device provided by the invention, analyze its structure and understand：Above-mentioned furnace door sealing device is mainly by fire door, liter
Come down to a lower group part and at least one set holds down assembly composition；Wherein, lifting assembly is mainly by least one lift cylinder and at least two cunnings
Bar forms；Hold down assembly and be mainly made up of at least one compression cylinder.
The specific connected mode and position relationship for analyzing said structure are understood：Lift cylinder and slide bar are vertically arranged；Rise
The cylinder barrel of sending down abnormally ascending cylinder is connected with sintering furnace body, and the top of the piston rod of lift cylinder respectively with every slide bar is all connected with, every
The bottom of slide bar is then connected with fire door.The cylinder barrel of compression cylinder is connected with sintering furnace body, the piston rod and stove of compression cylinder
Door abuts.
Obviously, when material to be sintered needs to enter in closed chamber, lift cylinder is controlled to cause lift cylinder drives to slide
Bar moves up；And then slide bar just can drive connected fire door to move up, the doorway of closed chamber is opened, to treat
Agglomerated material can be entered in closed chamber by doorway.After material to be sintered enters closed chamber, lift cylinder is controlled to lift
Cylinder band moving slide-bar moves down；And then slide bar just can drive connected fire door to move down, the door of close encapsulation room
Mouthful.After fire door blocks on the doorway of closed chamber completely, compression cylinder is controlled to enable compression cylinder to be connected on fire door,
And one normal pressure of fire door is given, to enable fire door and the marginal position on closed chamber doorway preferably to be sealed, reduce seam
Gap, improve the tightness of fire door.
It should be noted that the top of slide bar and the piston rod of lift cylinder connect, the bottom of slide bar is connected with fire door, can
So that slide bar and lift cylinder are all disposed within the top of fire door, structure is more reasonable, is easy to design and actual use.
Therefore, furnace door sealing device provided by the invention can improve the tightness of fire door, ensure that the material after sintering
Quality, structure is simpler.
Present invention also offers a kind of oven door sealing system, analyzes its structure and understands：Above-mentioned oven door sealing system mainly by
At least two above-mentioned furnace door sealing devices, and at least two first position detection switch, the detection of at least two second places are opened
Pass, at least two the 3rd position detecting switch, at least two the 4th position detecting switch, control system, feeder and transport dress
Put composition；Wherein, furnace door sealing device, first position detection switch, second place detection switch, the 3rd position detecting switch and
4th position detecting switch corresponds.
The annexation and position relationship for analyzing its primary structure are understood：Feeder is by control system and is in forefront
Compression cylinder (fire door that material i.e. to be sintered passes through at first corresponding to that compression cylinder) electrical connection；First position detection is opened
Off-position is in the front of fire door, and first position detection switch is electrically connected by control system with lift cylinder；Examine the second place
Slowdown monitoring switch is arranged on the top of fire door, and second place detection switch is electrically connected by control system with conveying arrangement；3rd
The dead astern that detection switch is located at fire door is put, and the 3rd position detecting switch is electrically connected by control system with lift cylinder；The
Four position detecting switch face fire doors are set, and the 4th position detecting switch is electrically connected by control system with compression cylinder.
The control process of above-mentioned oven door sealing system is as follows：First, feeder feeding by material to be sintered to be placed into fortune
On defeated device, now, feeder can send feeding signal to control system；After control system receives feeding signal, can in
The compression cylinder of forefront sends back-off instruction；Compression cylinder in forefront is compressed after receiving back-off instruction, to cause
Piston rod in the compression cylinder departs from fire door.When the compression cylinder in forefront is compressed to preset state, i.e. the compression gas
When piston rod on cylinder return back to predeterminated position, corresponding first position detection switch can be triggered, now, first position detection
Switch can send trigger signal to control system；, can be to after control system receives the trigger signal of the first position detection switch
Corresponding lift cylinder sends climb command；The lift cylinder acts after receiving climb command, and slide bar corresponding to drive is to moving up
It is dynamic, and then, drive the fire door being connected with the slide bar to rise, (can if a closed chamber to open the closed chamber in forefront
Ignore " in forefront " this 5 word, similarly hereinafter) doorway.When the fire door rises to predeterminated position, can trigger corresponding to the
Two position detecting switch, now, the second place detection switch will send trigger signal to control system；Control system receives
After the trigger signal of the second place detection switch, enabled instruction can be sent to conveying arrangement；Conveying arrangement is activated instruction
Afterwards, can be entered to the material to be sintered that drive is placed on it by the doorway of the closed chamber in forefront in the closed chamber.When
After material to be sintered is fully entered in the closed chamber, corresponding 3rd position detecting switch can be triggered, now, the inspection of the 3rd position
Slowdown monitoring switch can send out hair trigger signal to control system；, can be to after control system receives the trigger signal of the 3rd position detecting switch
Lift cylinder, which is sent, declines instruction；Lift cylinder acts after receiving decline instruction, and slide bar moves down corresponding to drive, and then,
The fire door being connected with the slide bar is driven to decline, to block the doorway of closed chamber.Fire door can trigger correspondingly when dropping to precalculated position
The 4th position detecting switch, now, the 4th position detecting switch will to control system send trigger signal；Control system
After receiving after the triggering letter of the 4th position detecting switch, compression instruction can be sent to corresponding compression cylinder；The compression cylinder
After receiving compression instruction, preset state can be discharged into, i.e., fire door corresponding to the piston rod compression in the compression cylinder, will most be located
Closed chamber in forefront seals.
Afterwards, control system starts timing, during timing, because the closed chamber in forefront is in sealing shape
State, therefore the displacement of nitrogen can be realized, to increase the concentration of nitrogen；After timing terminates, the nitrogen in the closed chamber in forefront
Concentration will be higher than the concentration before closed chamber sealing, the nitrogen gas concn that will necessarily be also higher than in air, now, control system
Back-off instruction can be sent to the compression cylinder in rear corresponding with the closed chamber；The compression cylinder is pressed after receiving back-off instruction
Contracting, to cause fire door corresponding to compression cylinder disengaging.Afterwards, corresponding first position detection switch, second place detection are opened
Pass, the 3rd position detecting switch, the 4th position detecting switch, lift cylinder will be triggered or acted successively as procedure described above,
To enable the material to be sintered being in the closed chamber of forefront to enter in the closed chamber at its rear or be directly entered sintering
(furnace door sealing device at the furnace door sealing device rear in forefront and corresponding the are sintered in the furnace chamber of stove
One position detecting switch, second place detection switch, the 3rd position detecting switch and the 4th position detecting switch, with most
The furnace door sealing device and corresponding first position detection switch, second at rear are in corresponding to the closed chamber in front
Detection switch, the 3rd position detecting switch and the 4th position detecting switch are put, there is the identical course of work).
Oven door sealing system provided by the invention adds electric control gear on the basis of above-mentioned furnace door sealing device, not only
All advantages with above-mentioned furnace door sealing device, also cause lifting assembly, hold down assembly and conveying arrangement can be automatic
Operation, reduces manual work, time saving and energy saving.
Present invention also offers a kind of sintering furnace, and it is mainly by above-mentioned oven door sealing system, and sintering furnace body composition；
Furnace door sealing device, first position detection switch, second place detection switch, the 3rd position detecting switch, conveying arrangement with
Sinter furnace body connection.
Obviously, sintering furnace provided by the invention has all advantages of above-mentioned oven door sealing system, it is possible to increase fire door
Tightness, the quality of the material after sintering is ensure that, structure is simpler；And lifting assembly, hold down assembly and transport dress
Put can automatic running, reduce manual work, it is time saving and energy saving.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is that the forward sight assembling structure of furnace door sealing device and sintering furnace body that the embodiment of the present invention one provides is illustrated
Figure；
Fig. 2 is that the side view assembling structure of furnace door sealing device and sintering furnace body that the embodiment of the present invention one provides is illustrated
Figure；
Fig. 3 is that the vertical view assembling structure of furnace door sealing device and sintering furnace body that the embodiment of the present invention one provides is illustrated
Figure；
Fig. 4 is the theory structure schematic diagram for the oven door sealing system that the embodiment of the present invention two provides；
Fig. 5 is the side structure schematic view for the sintering furnace that the embodiment of the present invention three provides.
Icon：1- fire doors；2- lifting assemblies；21- lift cylinders；22- slide bars；23- fixed plates；24- slides horizontal
Beam；25- chains；3- holds down assembly；31- compression cylinders；4- sinters furnace body；41- first positions detection switch；42-
Second place detection switch；The position detecting switch of 43- the 3rd；The position detecting switch of 44- the 4th；45- closed chambers；5- is controlled
System；6- feeders；7- conveying arrangements.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, the instruction such as term " on ", " under ", " level ", " interior ", " outer "
Orientation or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of the description present invention and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second ", " the 3rd ", " the 4th " are only used for describing mesh
, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to which explanation, unless otherwise clearly defined and limited, term " connection " should be done
It broadly understood, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can mechanically connect,
It can also be electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can be two element internals
Connection.For the ordinary skill in the art, it can understand that above-mentioned term in the present invention specific contains with concrete condition
Justice.
The present invention is described in further detail below by specific examples of the implementation and with reference to accompanying drawing.
Embodiment one
Referring to Fig. 1, Fig. 2 and Fig. 3, the present embodiment one provides a kind of furnace door sealing device, including stove, and 1, lifting assembly 2
3 are held down assembly with least one set.
Wherein, the lifting assembly 2 includes at least one lift cylinder 21 and at least two slide bars 22, and the lifting air
Cylinder 21 and the slide bar 22 are vertically arranged；The cylinder barrel of the lift cylinder 21 is connected with sintering furnace body 4, the lift cylinder
Top of 21 piston rod respectively with slide bar every described 22 is all connected with, the bottom of the every slide bar 22 with the fire door 1
Connection.
Described hold down assembly 3 includes at least one compression cylinder 31, cylinder barrel and the sintering furnace of the compression cylinder 31
Body 4 connects, and the piston rod of the compression cylinder 31 abuts with the fire door 1；The compression cylinder 31 is used for the fire door 1
It is pressed at the doorway of the closed chamber 45 of the sintering furnace body 4.
Obviously, when material to be sintered needs to enter in closed chamber 45, lift cylinder 21 is controlled to cause lift cylinder 21
Band moving slide-bar 22 moves up；And then slide bar 22 can just drive connected fire door 1 to move up, closed chamber 45 is opened
Doorway, so as to material to be sintered can by doorway enter closed chamber 45 in.After material to be sintered enters closed chamber 45, control rises
Sending down abnormally ascending cylinder 21 is to cause lift cylinder 21 to be moved down with moving slide-bar 22；And then slide bar 22 can just drive connected stove
Door 1 moves down, the doorway of close encapsulation room 45.After fire door 1 blocks on the doorway of closed chamber 45 completely, compression cylinder is controlled
31 to enable compression cylinder 31 to be connected on fire door 1, and gives 1 one normal pressures of fire door, to cause fire door 1 and closed chamber 45
The marginal position on doorway can be sealed preferably, reduce gap, improve the tightness of fire door 1.
It should be noted that the top of slide bar 22 is connected with the piston rod of lift cylinder 21, bottom and the fire door 1 of slide bar 22
Connection, may be such that slide bar 22 and lift cylinder 21 are all disposed within the top of fire door 1, and structure is more reasonable, be easy to design and reality
Use.
Therefore, furnace door sealing device provided by the invention can improve the tightness of fire door 1, ensure that the material after sintering
Quality, structure is simpler.
The concrete structure and technique effect of technical scheme about the present embodiment one are as follows：
In order to strengthen the pressuring action for the 3 pairs of fire doors 1 that hold down assembly, further to improve the tightness of closed chamber 45；Will pressure
Tight component 3 is arranged to two groups, and two groups are held down assembly and 3 is respectively symmetrically connected to the first half of fire door 1 and the lower half of fire door 1
Portion, with prevent the upper end of fire door 1 or lower end stress not enough or unbalance stress and the situation that influences tightness occurs.
Further, held down assembly at every group in 3 and multiple compression cylinders 31 are set, and by multiple compression cylinders 31 by fire door
A 1 lateral opposite side is uniformly distributed setting successively, with prevent the both sides stress of fire door 1 not enough or unbalance stress and influence to seal
The situation of degree occurs.
Horizontal positioned fixed plate 23 is provided with the concrete structure of lifting assembly 2, and by the fixed plate 23 with sintering
Furnace body 4 connects, to enable fixed plate 23 to be fixed on sintering furnace body 4；Meanwhile by the cylinder barrel of lift cylinder 21 and admittedly
Fixed board 23 connects, to enable the position of lift cylinder 21 to be fixed；At least two and slide bar are opened up in fixed plate 23
22 one-to-one through holes, and slide bar 22 is slidably matched with corresponding through hole；So, when lift cylinder 21 acts, slide bar 22
With regard to can be moved up and down along through hole, position has obtained preferably limiting, and structure is more stable.
In order to further enhance the structural stability of lifting assembly 2, also include water in the concrete structure of lifting assembly 2
The flat sliding beam 24 set, and the sliding beam 24 is slidably connected with sintering furnace body 4, sliding beam 24 also respectively with lifting
The piston rod of cylinder 21 connects with the top of every slide bar 22；That is, lift cylinder 21 can pass through sliding beam when acting
24 indirect belt moving slide-bars 22 move up and down, because sliding beam 24 is horizontally disposed and is slidably connected with sintering furnace body 4 so that different
Slide bar 22 when mobile stress more tend to be equal, and then, will more stablize when fire door 1 moves up and down.
Preferably, all slide bars 22 are symmetrically distributed in the both sides of lift cylinder 21, to cause different slide bars 22
Stress in movement more tends to be equal.
In order to extend the service life of furnace door sealing device, by the bottom of the bottom of every slide bar 22 and fire door 1 respectively
Connected by chain 25, add the flexibility of system, the problem of avoiding rigid structure in the process of running to damage.
Embodiment two
Accordingly, referring to Fig. 4, the present embodiment two provides a kind of oven door sealing system, and it is included in above-described embodiment one
The furnace door sealing device (concrete structure of the furnace door sealing device no longer repeats one by one) being related to, also it also includes control system simultaneously
System 5, feeder 6, conveying arrangement 7, at least two first position detection switch 41, at least two second place detection switch 42,
At least two the 3rd position detecting switch 43 and at least two the 4th position detecting switch 44；It is the furnace door sealing device, described
First position detection switch 41, the second place detection switch 42, the 3rd position detecting switch 43, the 4th position
Detection switch 44 corresponds；The furnace door sealing device is be arranged in parallel successively afterwards by preceding, close per the two neighboring fire door
A closed chamber 45 is provided between seal apparatus.The feeder 6 is used to material to be sintered being placed on the transport
On device 7, the conveying arrangement 7 is used to transport material to be sintered；The first position detection switch 41 is located at the fire door 1
Front, and the position of piston rod of the first position detection switch 41 for detecting the compression cylinder 31；Described second
Position detecting switch 42 is arranged on the top of the fire door 1, and the second place detection switch 42 is used to detect the fire door 1
Position；3rd position detecting switch 43 is located at the dead astern of the fire door 1, and the 3rd position detecting switch 43 is used
In the position for detecting material to be sintered；Fire door 1 described in the face of 4th position detecting switch 44 is set, and the 4th position
Detection switch 44 is used for the position for detecting the fire door 1；The feeder 6, the first position detection switch 41, described second
Position detecting switch 42, the 3rd position detecting switch 43 and the 4th position detecting switch 44 with the control system
5 input electrical connection, the output end of the control system 5 also with the lift cylinder 21, the compression cylinder 31 and described
Conveying arrangement 7 electrically connects and (see also Fig. 1 and Fig. 3 in above-described embodiment one).
The annexation and position relationship for analyzing its primary structure are understood：Feeder 6 is by control system 5 and before most
Compression cylinder 31 (that compression cylinder 31 corresponding to the fire door 1 that material i.e. to be sintered passes through at first) electrical connection of side；First
The front that detection switch 41 is located at fire door 1 is put, and first position detection switch 41 passes through control system 5 and the electricity of lift cylinder 21
Connection；Second place detection switch 42 is arranged on the top of fire door 1, and second place detection switch 42 by control system 5 with
Conveying arrangement 7 electrically connects；3rd position detecting switch 43 is located at the dead astern of fire door 1, and the 3rd position detecting switch 43 passes through
Control system 5 electrically connects with lift cylinder 21；The face fire door 1 of 4th position detecting switch 44 is set, and the detection of the 4th position is opened
44 are closed to electrically connect with compression cylinder 31 by control system 5.
The control process of above-mentioned oven door sealing system is as follows：First, the feeding of feeder 6 by material to be sintered to be placed into fortune
On defeated device 7, now, feeder 6 can send feeding signal to control system 5；, can be to after control system 5 receives feeding signal
Compression cylinder 31 in forefront sends back-off instruction；Compression cylinder 31 in forefront is pressed after receiving back-off instruction
Contracting, to cause the piston rod in the compression cylinder 31 to depart from fire door 1.When the compression cylinder 31 in forefront is compressed to default shape
State, i.e., when the piston rod in the compression cylinder 31 return back to predeterminated position, corresponding first position detection switch 41 can be triggered, this
When, the first position detection switch 41 can send trigger signal to control system 5；Control system 5 receives first position detection
After the trigger signal of switch 41, climb command can be sent to corresponding lift cylinder 21；The lift cylinder 21 receives climb command
After act, slide bar 22 moves up corresponding to drive, and then, drive the fire door 1 that is connected with the slide bar 22 to rise, be in opening
The doorway of the closed chamber 45 (" being in forefront " this 5 words can be neglected if a closed chamber 45, similarly hereinafter) of forefront.When this
When fire door 1 rises to predeterminated position, corresponding second place detection switch 42, now, the second place detection switch can be triggered
42 will send trigger signal to control system 5；After control system 5 receives the trigger signal of the second place detection switch 42,
Enabled instruction can be sent to conveying arrangement 7；After conveying arrangement 7 is activated instruction, it can be placed on it to drive to be sintered
Material is entered in the closed chamber 45 by the doorway of the closed chamber 45 in forefront.When material to be sintered fully enters the closed chamber
After in 45, corresponding 3rd position detecting switch 43 can be triggered, now, the 3rd position detecting switch 43 can be to control system 5
Hair hair trigger signal；After control system 5 receives the trigger signal of the 3rd position detecting switch 43, under being sent to lift cylinder 21
Drop instruction；Lift cylinder 21 acts after receiving decline instruction, and slide bar 22 moves down corresponding to drive, and then, drive and the cunning
The fire door 1 that bar 22 connects declines, to block the doorway of closed chamber 45.Fire door 1 can be triggered when dropping to precalculated position corresponding to the
Four position detecting switch 44, now, the 4th position detecting switch 44 will send trigger signal to control system 5；Control system
System 5 receive the 4th position detecting switch 44 triggerings letter after after, can to corresponding compression cylinder 31 send compression instruction；The pressure
After tight cylinder 31 receives compression instruction, preset state can be discharged into, i.e., stove corresponding to the piston rod compression in the compression cylinder 31
Door 1, the closed chamber 45 for being most in forefront is sealed.
Afterwards, control system 5 starts timing, during timing, because the closed chamber 45 in forefront is in sealing
State, therefore the displacement of nitrogen can be realized, to increase the concentration of nitrogen；After timing terminates, in the closed chamber 45 in forefront
Nitrogen gas concn will be higher than the concentration before the closed chamber 45 sealing, the nitrogen gas concn that will necessarily be also higher than in air, now, control
System 5 processed can send back-off instruction to the compression cylinder 31 in rear corresponding with the closed chamber 45；The compression cylinder 31 is received
Compressed after to back-off instruction, to cause the compression cylinder 31 to depart from corresponding fire door 1.Afterwards, corresponding first position detection is opened
Closing 41, second place detection switch 42, the 3rd position detecting switch 43, the 4th position detecting switch 44, lift cylinder 21 will
Trigger or act successively as procedure described above, to enable the material to be sintered being in the closed chamber 45 of forefront to enter it
In the closed chamber 45 at rear or it is directly entered in the furnace chamber of sintering furnace to be sintered and (is in the furnace door sealing device rear of forefront
Furnace door sealing device and corresponding first position detection switch 41, second place detection switch 42, the 3rd position inspection
The position detecting switch 44 of slowdown monitoring switch 43 and the 4th, the oven door sealing in rear corresponding with the closed chamber 45 in forefront
Device and corresponding first position detection switch 41, second place detection switch 42, the and of the 3rd position detecting switch 43
4th position detecting switch 44, there is the identical course of work).
Preferably, by furnace door sealing device, first position detection switch 41, second place detection switch 42, the 3rd position
The position detecting switch 44 of detection switch 43 and the 4th is disposed as three；And by positioned at first position corresponding to the fire door 1 of centre
Detection switch 41 is arranged in the closed chamber 45 in front；3rd position detecting switch corresponding to fire door 1 positioned at rearmost
43 are arranged in the closed chamber 45 at rear；The 3rd position detecting switch 43 is arranged on corresponding to fire door 1 positioned at forefront
In the closed chamber 45 in front；3rd position detecting switch 43 corresponding to fire door 1 positioned at centre is arranged in rear
In closed chamber 45.
It should be noted that closed chamber 45 is arranged into two, and it is correspondingly arranged furnace door sealing device, first position detection
Switch 41, second place detection switch 42, the 3rd position detecting switch 43 and the 4th position detecting switch 44 so that closed chamber 45
Due effect can be played.When material to be sintered passes through the closed chamber 45 in front, the internal cause of closed chamber 45 is being entered always
Row nitrogen displacement, therefore nitrogen gas concn has just been higher by the nitrogen gas concn in outside air；Therefore when material to be sintered is by before
When the closed chamber 45 of side enters the closed chamber 45 in rear, the low air of nitrogen gas concn would not be brought into the close of rear
Room 45 is sealed, but the gas that nitrogen gas concn is higher than to nitrogen gas concn in air has been brought into the closed chamber 45 in rear；And then
It is too many will not make it that the nitrogen gas concn in the closed chamber 45 in rear reduces, also allows for reaching quickly after nitrogen displacement is carried out
To suitable concentration.When material to be sintered enters furnace chamber by the closed chamber 45 in rear, also just by the nitrogen in furnace chamber
The dilution of concentration falls below suitable degree, to obtain the material after the higher sintering of quality.
Embodiment three
Accordingly, a kind of sintering furnace is provided referring to Fig. 5, the present embodiment three, it includes what is be related in above-described embodiment two
Oven door sealing system (concrete structure of the oven door sealing system no longer repeats one by one), also it also includes sintering furnace body 4 simultaneously；
The furnace door sealing device, the first position detection switch 41, the second place detection switch 42, the 3rd position inspection
Slowdown monitoring switch 43, the 4th position detecting switch 44, the conveying arrangement 7 are connected (on see also with the sintering furnace body 4
State Fig. 4 in embodiment two).
Obviously, sintering furnace provided by the invention has all advantages of above-mentioned oven door sealing system, it is possible to increase fire door 1
Tightness, the quality of the material after sintering is ensure that, structure is simpler；And lifting assembly 2, hold down assembly 3 and transport
Device 7 can automatic running, reduce manual work, it is time saving and energy saving.
In summary, the embodiment of the invention discloses a kind of furnace door sealing device, oven door sealing system and sintering furnace, its gram
Many technological deficiencies of traditional sintering furnace are taken.Furnace door sealing device provided in an embodiment of the present invention, oven door sealing system and
Sintering furnace, it is possible to increase the tightness of fire door, ensure that the quality of the material after sintering, structure is simpler；And lifting group
Part 2, hold down assembly 3 and conveying arrangement 7 can automatic running, reduce manual work, it is time saving and energy saving；With efficiency high,
It is practical, the technical advantage such as Stability Analysis of Structures, especially suitable multiple row packed battery material sintering furnace.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of furnace door sealing device, it is characterised in that held down assembly including fire door, lifting assembly and at least one set；
Wherein, the lifting assembly includes at least one lift cylinder and at least two slide bars, and the lift cylinder and described
Slide bar is vertically arranged；The cylinder barrel of the lift cylinder is connected with sintering furnace body, the piston rod of the lift cylinder respectively with
The top of the every slide bar is all connected with, and the bottom of the every slide bar is connected with the fire door；
Described hold down assembly is connected including at least one compression cylinder, the cylinder barrel of the compression cylinder with the sintering furnace body,
The piston rod of the compression cylinder abuts with the fire door；The compression cylinder is used to the fire door being pressed on the sintering furnace
At the doorway of the closed chamber of body.
2. furnace door sealing device according to claim 1, it is characterised in that described to hold down assembly including two groups；Two groups of institutes
State the lower half of the hold down assembly first half and the fire door that are respectively symmetrically connected to the fire door.
3. furnace door sealing device according to claim 2, it is characterised in that hold down assembly interior compression cylinder described in every group
Including multiple；Multiple compression cylinders are uniformly distributed successively by a lateral opposite side of the fire door.
4. according to the furnace door sealing device described in claim any one of 1-3, it is characterised in that the lifting assembly also includes
Fixed plate；The fixed plate is connected with the sintering furnace body, and the fixed plate is horizontally disposed with；The cylinder barrel of the lift cylinder
It is connected with the fixed plate；
At least two through holes are offered in the fixed plate, the through hole corresponds with the slide bar；The slide bar with it is described
Through hole is slidably matched.
5. furnace door sealing device according to claim 4, it is characterised in that the lifting assembly also includes sliding beam；
The sliding beam is horizontally disposed with, and the sliding beam is slidably connected with the sintering furnace body；The sliding beam also divides
Top not with the piston rod of the lift cylinder and the every slide bar is connected.
6. furnace door sealing device according to claim 5, it is characterised in that the slide bar is symmetrically distributed in the lifting
The both sides of cylinder.
7. furnace door sealing device according to claim 6, it is characterised in that the lifting assembly also includes at least two chains
Bar, the chain correspond with the slide bar；One end of the chain connects with the bottom of the corresponding slide bar, the chain
The other end of bar is connected with the bottom of the fire door.
8. a kind of oven door sealing system, it is characterised in that including the fire door at least two as described in claim any one of 1-7
Sealing device, in addition to control system, feeder, conveying arrangement, at least two first position detection switch, at least two second
Position detecting switch, at least two the 3rd position detecting switch and at least two the 4th position detecting switch；The oven door sealing
Device, the first position detection switch, the second place detection switch, the 3rd position detecting switch, the described 4th
Position detecting switch corresponds；The furnace door sealing device is be arranged in parallel successively afterwards by preceding, per the two neighboring fire door
A closed chamber is provided between sealing device；
The feeder is used to material to be sintered being placed on the conveying arrangement, and the conveying arrangement is to be sintered for transporting
Material；The first position detection switch is located at the front of the fire door, and the first position detection switch is used to detect
The position of the piston rod of the compression cylinder；The second place detection switch is arranged on the top of the fire door, and described
Two position detecting switch are used for the position for detecting the fire door；3rd position detecting switch be located at the fire door just after
Side, and position of the 3rd position detecting switch for detecting material to be sintered；The 4th position detecting switch face institute
State fire door setting, and position of the 4th position detecting switch for detecting the fire door；
The feeder, the first position detection switch, the second place detection switch, the 3rd position detecting switch
Electrically connected with input of the 4th position detecting switch with the control system, the output end of the control system also with
The lift cylinder, the compression cylinder and conveying arrangement electrical connection.
9. oven door sealing system according to claim 8, it is characterised in that the furnace door sealing device, described first
It is equal to put detection switch, the second place detection switch, the 3rd position detecting switch and the 4th position detecting switch
For three；
The first position detection switch corresponding to the fire door positioned at centre is arranged in the closed chamber in front；
The 3rd position detecting switch is arranged in the closed chamber at rear corresponding to the fire door positioned at rearmost；Position
3rd position detecting switch corresponding to the fire door in forefront is arranged in the closed chamber in front；It is located at
3rd position detecting switch corresponding to the middle fire door is arranged in the closed chamber at rear.
10. a kind of sintering furnace, it is characterised in that including the oven door sealing system as described in any one of claim 8 or 9, also wrap
Include sintering furnace body；
The furnace door sealing device, the first position detection switch, the second place detection switch, the 3rd position inspection
Slowdown monitoring switch, the 4th position detecting switch and the conveying arrangement are connected with the sintering furnace body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711052687.3A CN107642996A (en) | 2017-10-31 | 2017-10-31 | Furnace door sealing device, oven door sealing system and sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711052687.3A CN107642996A (en) | 2017-10-31 | 2017-10-31 | Furnace door sealing device, oven door sealing system and sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107642996A true CN107642996A (en) | 2018-01-30 |
Family
ID=61124609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711052687.3A Pending CN107642996A (en) | 2017-10-31 | 2017-10-31 | Furnace door sealing device, oven door sealing system and sintering furnace |
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| Country | Link |
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| CN (1) | CN107642996A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111261557A (en) * | 2020-01-21 | 2020-06-09 | 北京北方华创微电子装备有限公司 | Sealing door in semiconductor heat treatment equipment and semiconductor heat treatment equipment |
| CN116608677A (en) * | 2023-07-21 | 2023-08-18 | 四川朗晟新能源科技有限公司 | Sintering equipment and preparation method of composite metal particle modified lithium iron phosphate positive electrode material |
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