CN105674752B - A kind of furnace of calcium carbide opens stifled eye device - Google Patents
A kind of furnace of calcium carbide opens stifled eye device Download PDFInfo
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- CN105674752B CN105674752B CN201610171572.5A CN201610171572A CN105674752B CN 105674752 B CN105674752 B CN 105674752B CN 201610171572 A CN201610171572 A CN 201610171572A CN 105674752 B CN105674752 B CN 105674752B
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- stifled eye
- view
- widening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/15—Tapping equipment; Equipment for removing or retaining slag
- F27D3/1509—Tapping equipment
- F27D3/1527—Taphole forming equipment, e.g. boring machines, piercing tools
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Earth Drilling (AREA)
Abstract
A kind of furnace of calcium carbide disclosed by the invention opens stifled eye device, including support, stifled eye drive mechanism, stifled eye device, drive mechanism of widening the view, widen the view device and control device, the support couples with stifled eye drive mechanism and drive mechanism of widening the view respectively, stifled eye drive mechanism couples with stifled eye device, drive mechanism of widening the view couples with device of widening the view, the control device includes hydraulic control system and atmospheric control, stifled eye drive mechanism, drive mechanism of widening the view and the device of widening the view couple with hydraulic control system, and the stifled eye device is connected with atmospheric control.Solve the problems, such as that alloying furnace tap-hole opening and sealing unit is ineffective to the stifled eye of furnace of calcium carbide in the prior art.Stove eye is easily opened and blocked.
Description
Technical field
The present invention relates to furnace of calcium carbide technical field, more particularly to a kind of furnace of calcium carbide to open stifled eye device.
Background technology
The discharging operation of furnace of calcium carbide is the important step of calcium carbide production.Small calcium carbide furnace is generally using burn-through in the prior art
The boiled stove eye of device, the traditional operation mode of eye is manually blocked up with mud ball.Large-scale furnace of calcium carbide is because capacity is big, yield is high, per furnace discharge
More, time length, moment flow are big, increase the live load of casthouse equipment and the labor intensity of flushing and casting worker, tradition behaviour
Make mode and be difficult to ensure that out being smoothed out for stifled eye under such conditions, often occur out, the situation that stifled eye is difficult.
Long-term abnormal stove eye operation causes electrode and power consumption to increase, and is lifted on stove eye, fire door or furnace wall when serious
It is burnt, causes equipment fault, directly influence the normal operation of furnace of calcium carbide production, or even cause casualties, is looked forward to calcium carbide
Industry causes huge economic loss and harmful effect.Therefore, the stifled eye operation of opening for carrying out furnace of calcium carbide using mechanized equipment has
Highly important realistic meaning.
In recent years, with furnace of calcium carbide after some enterprises transform ferro-alloy furnace tap-hole opening and sealing unit, still, this transformation is often simultaneously
It is not thorough, it is impossible to meet that furnace of calcium carbide opens the requirement of stifled eye.Because the drill bit of the machine of widening the view with impact and drilling function bores
The easy scaling loss of bar, consumption is big, makes enterprise be difficult to bear.Simultaneously.Eye big, the nothing that electrisity consumption be present is burnt with mechanical device operation electrode
Method discloses the shortcomings that stove eye deeply；The Mutegun equipment heaviness of stifled mud ball is mechanically carried out, stifled eye is difficult to open.
The content of the invention
The shortcomings that it is an object of the invention to overcome above-mentioned prior art, there is provided a kind of furnace of calcium carbide opens stifled eye device.Solve
The problem of in the prior art alloying furnace tap-hole opening and sealing unit is ineffective to the stifled eye of furnace of calcium carbide.
The purpose of the present invention is achieved through the following technical solutions：
A kind of furnace of calcium carbide opens stifled eye device, including support, stifled eye drive mechanism, stifled eye device, drive mechanism of widening the view, widens the view
Device and control device, the support couple with stifled eye drive mechanism and drive mechanism of widening the view respectively, block up eye drive mechanism with
Stifled eye device connection, drive mechanism of widening the view couple with device of widening the view, and the control device includes hydraulic control system and pneumatic control
System processed, stifled eye drive mechanism, drive mechanism of widening the view and the device of widening the view couple with hydraulic control system, the stifled eye dress
Put and be connected with atmospheric control.
Preferably, the support includes upper bearing diagonal face and oblique supporting surface, the upper bearing diagonal face and stifled eye driving machine
Structure couples, and the oblique supporting surface couples with drive mechanism of widening the view, before support is arranged on the operating platform of furnace of calcium carbide.
It is further preferred that the stifled eye drive mechanism includes the first bearing, the first pivoted arm, the first oil cylinder, the first adjustment
Bar and the hanging of stifled eye, first bearing is fixed on bearing diagonal face, and the center of the first bearing is provided with first rotating shaft, first
Seat is coupled by first rotating shaft with the first pivoted arm, and one end of first oil cylinder couples with the first bearing, the other end and first turn
Arm couples, and one end of the first adjustment bar couple with the first bearing, and the other end couples with the first pivoted arm, the stifled eye hang and
First pivoted arm couples, and stifled eye hanging couples with blocking up eye device.
Preferably, the stifled eye device includes hopper, feed bin, isolating valve, isolating valve cylinder, material spray control valve, blows expects pipe
With gag somebody, the hopper and feed bin UNICOM are provided with isolating valve, isolating valve couples with isolating valve cylinder, institute between hopper and feed bin
State and blow expects pipe and feed bin UNICOM, the one end for blowing expects pipe couples with gaging somebody, and the other end couples with material spray control valve.
It is further preferred that the drive mechanism of widening the view includes the second bearing, the second pivoted arm, the second oil cylinder, the second adjustment
Bar and widen the view hanging, second bearing is on oblique supporting surface, and the center of the second bearing is provided with the second rotating shaft, second
Seat is coupled by the second rotating shaft with the second pivoted arm, and one end of second oil cylinder couples with the second bearing, the other end and second turn
Arm couple, it is described second adjustment bar one end couple with the second bearing, the other end couples with the second pivoted arm, it is described widen the view hang and
Second pivoted arm couples, and hanging of widening the view couples with device of widening the view.
Preferably, it is described widen the view device include link chain mechanism, dolly, feeding motor, drilling motor, drilling rod, drill bit and
Tapping pin, the feeding motor couple with link chain mechanism, and link chain mechanism couples with dolly, and drilling motor is provided with dolly.
Dolly couples with drilling rod, and the head of drilling rod is provided with drill bit；Or dolly couples with tapping pin.
It is further preferred that the control device also includes hydraulic control system, atmospheric control, electrical control system
System.
The hydraulic control system includes hydraulic pump and hydraulic valve, and the hydraulic valve is at least four, each hydraulic valve
Couple with hydraulic pump, each hydraulic valve joins with first oil cylinder, the second oil cylinder, feeding motor and drilling motor respectively
Connect.
The atmospheric control includes air-source treater and pneumatic control valve, and the pneumatic control valve is at least three,
Each pneumatic control valve couples with air-source treater, each pneumatic control valve respectively with isolating valve cylinder, blow expects pipe and brill
Head connection.
The electric control system includes power cabinet, PLC system switch board, MCC switch boards, operating desk and remote control, institute
State PLC system switch board and MCC switch boards connection, the operating desk and remote control by PLC system switch board respectively with hydraulic pressure
Pumping plant, hydraulic valve platform, pneumatic control valve platform, the first oil cylinder, the connection of the second oil cylinder, the operating desk is including local operation case and now
Field operating desk, the power cabinet provide power supply.
It is further preferred that also include the first one-way throttle valve and hydraulic lock, first oil cylinder, the second oil cylinder respectively with
After first one-way throttle valve and hydraulic lock series connection, then couple with the hydraulic valve.
Also include the second one-way throttle valve and balanced valve, the feeding motor, drilling motor respectively with the second one-way throttle
After valve and balanced valve series connection, then couple with the hydraulic valve.
It is further preferred that the oil return pipe of first oil cylinder and the second oil cylinder is equipped with cooling device, the first oil cylinder and
Second oil cylinder is all provided with having heaters.
It is further preferred that the stifled eye device is used as material of blocking up using carbide slag.
The invention has the advantages that：
The furnace of calcium carbide of the present invention opens stifled eye device, is bored by hydraulic-driven and opens and disclose stove eye deeply, power consumption is low；By pneumatic
The stifled eye of driving, stove eye are easily opened and blocked.
Further, when blocking up, the material of blocking up blown in expects pipe is blown into fire door with compressed air and carries out stifled stove eye, and is utilized
Air pressure is compacted automatically, more meets furnace of calcium carbide discharging technology.Meanwhile drill bit, drilling rod and tapping pin consumption are seldom.
Further, first with hydraulic pressure drilling, the front half section of feeding drill blow-on eye when widening the view, then change tapping pin and stove eye is disclosed
Open, safe and efficient, consumable material is few.When discharging not smooth, stove eye can be disclosed deeply again, solve drill bit in the prior art and drilling rod
The problem of easy scaling loss.
Further, operating personnel may be located remotely from fire door or be operated in control room, reduce labor strength, enhance
Security.
Further, blocked up by the use of the carbide slag of certain particle size as material of blocking up, carbide slag convenient material drawing without expense, saving
Material.
In summary, furnace of calcium carbide of the invention opens stifled eye device, easy with stifled eye is opened, and operating efficiency is high, will not occur
The advantages of bending of stove eye, deflection, be advantageous to protect fire door and fire door, reduce the heat loss of maintenance loss and the process that discharges, avoid
The generation of not blow-on eye, the stifled incessantly situation and substantial equipment and personal safety accident of stove eye is opened, economic benefit and society imitate
It is beneficial obvious.
Brief description of the drawings
Fig. 1 is the schematic front view that furnace of calcium carbide provided by the present invention opens stifled eye device；
Fig. 2 is the schematic top plan view that furnace of calcium carbide provided by the present invention opens stifled eye device；
Fig. 3 is the structural representation of stifled eye device provided by the present invention；
Fig. 4 is the structural representation of device provided by the present invention of widening the view；
Fig. 5 is the overview flow chart of control device provided by the present invention；
Fig. 6 is the schematic diagram of hydraulic control system provided by the present invention；
Fig. 7 is the schematic diagram of atmospheric control provided by the present invention；
Fig. 8 is the flow chart of electric control system provided by the present invention.
Wherein：1 is support；2 be stifled eye drive mechanism；3 be drive mechanism of widening the view；4 be upper bearing diagonal face；5 be oblique branch
Support face；6 be the first pivoted arm；7 be the first oil cylinder；8 hang for stifled eye；9 be the first adjustment bar；10 be to gag somebody；11 be the second pivoted arm；
12 be the second oil cylinder；13 be hanging of widening the view；14 be the second adjustment bar；15 be drill bit；16 be hopper；17 be feed bin；18 be isolation
Valve cylinder；19 be isolating valve；20 be to blow expects pipe；21 be feeding motor；22 be dolly；23 be drilling motor；24 be drilling rod；25 are
Tapping pin.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, example is only used for explaining the present invention, and
It is non-to be used to limit the scope of the present invention.
Present embodiments provide a kind of furnace of calcium carbide and open stifled eye device, including support 1, stifled eye drive mechanism 2, stifled eye device,
Drive mechanism of widening the view 3, widen the view device and control device, the support 1 respectively with stifled eye drive mechanism 2 and drive mechanism of widening the view
3 connections, stifled eye drive mechanism 2 couple with stifled eye device, and drive mechanism of widening the view 3 couples with device of widening the view, the control device bag
Include hydraulic control system and atmospheric control, the stifled eye drive mechanism 2, drive mechanism of widening the view 3 and widen the view device and liquid
Pressure control system couples, and the stifled eye device is connected with atmospheric control.
The furnace of calcium carbide of the present embodiment opens stifled eye device, is bored by hydraulic-driven and opens and disclose stove eye deeply, power consumption is low；Pass through gas
The dynamic stifled eye of driving, stove eye are easily opened and blocked.
Preferably described support 1 includes upper bearing diagonal face 4 and oblique supporting surface 5, and the upper bearing diagonal face 4 drives with stifled eye
Mechanism 2 couples, and the oblique supporting surface 5 couples with drive mechanism 3 of widening the view, and support 1 is arranged on the operating platform side of furnace of calcium carbide.
Hydraulic pressure, pneumatic line are installed on base.
Specifically, the furnace of calcium carbide opens stifled eye device on the platform of furnace of calcium carbide stokehold.When standby, in furnace of calcium carbide baffle plate
The side of stove eye positive direction afterwards.During work, the device of widening the view that stifled eye device and band disclose eye function is driven to stove eye position respectively
Work.
Adjusted it is further preferred that the stifled eye drive mechanism 2 includes the first bearing, the first pivoted arm 6, the first oil cylinder 7, first
Whole bar 9 and stifled eye hanging 8, first bearing is fixed on bearing diagonal face 4, and the center of the first bearing is provided with first rotating shaft,
First bearing is coupled by first rotating shaft with the first pivoted arm 6, and one end of first oil cylinder 7 couples with the first bearing, the other end
Couple with the first pivoted arm 6, one end of the first adjustment bar 9 couples with the first bearing, and the other end couples with the first pivoted arm 6, institute
State stifled eye hanging 8 with the first pivoted arm 6 to couple, stifled eye hanging 8 couples with stifled eye device.
Herein, the first pivoted arm 6 can be swung under the driving of the first oil cylinder 7 around first rotating shaft in the range of certain angle.
In the swing process of the first pivoted arm 6, the first adjustment bar 9 forms double leval jib machine together with the first bearing, the first pivoted arm 6, stifled eye hanging 8
Structure, the athletic posture for blocking up eye hanging 8 is adjusted.Stifled eye hanging 8 drives the stifled eye device of stifled eye device to move to stove forward
In front of eye, and under the adjustment of quadric chain, make 10 alignment stove eye positions of gaging somebody, start stifled eye work.After the completion of stifled eye, the
One pivoted arm 6 is withdrawn, and it is standby to block up eye drive mechanism 2.
Preferably, the stifled eye device includes hopper 16, the feed bin 17 for storing stifled eye material, isolating valve 19, isolating valve
Cylinder 18, material spray control valve, blow expects pipe 20 and gag somebody 10, the hopper 16 and the UNICOM of feed bin 17, between hopper 16 and feed bin 17
Provided with isolating valve 19, isolating valve 19 couples with isolating valve cylinder 18, described to blow expects pipe 20 and the UNICOM of feed bin 17, blows the one of expects pipe 20
Hold and 10 couple with gaging somebody, the other end couples with material spray control valve.
Herein, eye device is blocked up as stifled operating mechanism at the moment, and it passes through gudgeon and the first small rod (not shown)
It is connected with stifled eye hanging 8.
It is not required to block up at the moment, isolating valve 19 is opened, and hopper 16 communicates with feed bin 17, and the stifled eye material in feed bin 17, which leaks into, blows expects pipe
20 abdominal cavity, in case stifled eye.
Stifled at the moment isolating valve cylinder 18 starts, and closes isolating valve 19, so as to which hopper 16 be isolated with feed bin 17；Simultaneously will
Material spray control valve is opened, and compressed air is by the material of blocking up in feed bin 17 by blowing expects pipe 20 and 10 penetrating stove eyes of gaging somebody；In air pressure
In the presence of, material of blocking up is compacted be plugged in stokehold section, stove eye automatically；Isolating valve cylinder 18 resets immediately, in hopper 16
Stifled eye material automatically falls into feed bin 17, waits stifled eye next time and charging.
The Specifeca tion speeification of stifled eye device is：The volume 50L of hopper 16, the volume 16L of feed bin 17, blows the diameter of expects pipe 20
80mm, material spray pressure 0.6MPa.
It is further preferred that the drive mechanism 3 of widening the view includes the second bearing, the second pivoted arm 11, the second oil cylinder 12, second
Adjustment bar 14 and hanging 13 of widening the view, second bearing are arranged on oblique supporting surface 5, and the center of the second bearing is provided with second turn
Axle, the second bearing are coupled by the second rotating shaft with the second pivoted arm 11, and one end of second oil cylinder 12 couples with the second bearing, separately
One end couples with the second pivoted arm 11, and one end of the second adjustment bar 14 couples with the second bearing, the other end and the second pivoted arm 11
Connection, the hanging 13 of widening the view couple with the second pivoted arm 11, and hanging 13 of widening the view couples with device of widening the view.
Herein, the second pivoted arm 11 can be put under the driving of the second oil cylinder 12 around the second rotating shaft in the range of certain angle
It is dynamic.In the swing process of the second pivoted arm 11, the second adjustment bar 14 is formed together with the second bearing, the second pivoted arm 11, hanging 13 of widening the view
Quadric chain, the athletic posture for hanging 13 of widening the view is adjusted.Hanging 13 of widening the view drives that widens the view device to widen the view device forward
Move in front of stove eye, and under the adjustment of quadric chain, drill bit 15 is directed at stove eye position, start work of widening the view.Open
Bar can be changed during eye to carry out disclosing eye.Pivoted arm is withdrawn after ending eye, and drive mechanism of widening the view 3 is standby.
Preferably, it is described widen the view device include link chain mechanism, dolly 22, feeding motor 21, drilling motor 23, drilling rod 24,
Drill bit 15 and tapping pin 25, the feeding motor 21 couple with link chain mechanism, and link chain mechanism couples with dolly 22, on dolly 22
Provided with drilling motor 23.
Dolly 22 couples with drilling rod 24, and the head of drilling rod 24 is provided with drill bit 15；Or dolly 22 couples with tapping pin 25.
Device of widening the view is operating mechanism when widening the view, and is hung by hanging axle and the second small rod (not shown) with widening the view
13 are hung to be connected.
Device of widening the view is the structure of a small rail car 22.During work, the feeding action of motor 21 is driven by link chain mechanism
Dolly 22 is advanced or retreated with the speed of setting.Drilling motor 23 on dolly 22 drives drilling rod 24 and drill bit 15 to rotate at a high speed,
Drill bit 15 carries out drilling after reaching fire door, deepens continuously and drills out stove anterior segment of eye.
Then, dolly 22 is quickly retracted, and whole device of widening the view is returned into position of readiness, and drilling rod 24 and drill bit 15 are changed
Into with acuminous tapping pin 25, device of entirely widening the view passes again to operating position, and dolly 22 fast forwards through retrogressing, drives tapping pin 25
Enter eye of coming out of the stove, play unobstructed stove eye, disclose the effect of blow-on eye completely.
The Specifeca tion speeification of device of widening the view is：The diameter 80mm of drill bit 15, the diameter 38mm of drilling rod 24, drilling stroke
1400mm, the pace 0.025m/s of dolly 22, the astern speed 1m/s of dolly 22, the diameter 60mm of tapping pin 25, disclose a stroke
4000mm, tapping pin 25 advances and astern speed 1m/s.
It should be noted that stifled eye drive mechanism 2 and drive mechanism 3 of widening the view are respectively arranged in two oblique seats up and down of frame
On.When standby, drive mechanism of widening the view 3 and stifled eye drive mechanism 2 are respectively at two positions of height all in retracted state.
During work, run each along certain inclined-plane, finally reach same operating position-stove eye.Due to them individually
Work, will not interact.Opening in retracted state be after stifled eye drive mechanism 2 is located at furnace of calcium carbide baffle plate when standby, and in stove
The side of eye positive direction.
It is further preferred that the control device also includes electric control system, with hydraulic control system and pneumatic control
System composition control device.
The hydraulic control system includes hydraulic pump and hydraulic valve, and the hydraulic valve is at least four, each hydraulic valve
Couple with hydraulic pump, each hydraulic valve respectively with first oil cylinder 7, the second oil cylinder 12, feeding motor 21 and drilling
Motor 23 couples.
As the presently preferred embodiments, hydraulic pump is two gear quantitative pumps, and hydraulic power unit is formed together with the part such as motor.
The atmospheric control includes air-source treater and pneumatic control valve, and the pneumatic control valve is at least three,
Each pneumatic control valve couples with air-source treater, each pneumatic control valve respectively with isolating valve cylinder 18, blow expects pipe 20 with
And drill bit 15 couples.
Source of the gas enters after vapour source processor opens stifled eye device, and pneumatic control valve connects compressed air, realizes and is widening the view
When purging cooling is carried out to drill bit 15, at the moment overturn isolating valve 19 stifled and blow the stifled eye of material simultaneously.
The electric control system includes power cabinet, PLC system switch board, MCC switch boards, operating desk and remote control, institute
State PLC system switch board and MCC switch boards connection, the operating desk and remote control by PLC system switch board respectively with hydraulic pressure
Pumping plant, hydraulic valve platform, pneumatic control valve platform, the first oil cylinder 7, the second oil cylinder 12 couple, and the operating desk includes local operation case
With execute-in-place platform, the power cabinet provides power supply.
Power cabinet provides power supply for all electrical equipments.Based on PLC program control model, can by local operation case,
Execute-in-place platform, remote control are grasped to hydraulic power unit, the first oil cylinder 7 and the second oil cylinder 12, hydraulic valve platform, pneumatic control valve platform
Make.
Local operation case is mainly used in carrying out the start-stop of hydraulic pump and the examination action of valve in debugging and maintenance；Normal work
Shi Caiyong remote controller operation patterns；Execute-in-place platform is standby and optional operator scheme, running status, the hydraulic system of hydraulic pump
Pressure, the real-time signal such as the temperature of oil cylinder is shown on execute-in-place platform.When state occurs abnormal, PLC system can be certainly
Row controls to adjust or termination of pumping stops work.
The workflow that the furnace of calcium carbide opens stifled eye device is：Operator scheme based on PLC system, by operating desk or distant
Device operation is controlled, the control to hydraulic power unit and valve platform is completed, provides hydraulic pressure and Pneumatic pressure power for plant equipment, realize furnace of calcium carbide eye
Widen the view, disclose eye, stifled eye function.
The Specifeca tion speeification of hydraulic control system is：Motor power (output) is 2 × 18.5kW；Hydraulic pump discharge be 2 ×
63ml/r, rated operating pressure 16MPa；Oil cylinder dischargeable capacity 1.2m3。
As the presently preferred embodiments, the electric control system is configured to：One hydraulic pump station is four groups of a furnace of calcium carbide
Tap-hole opening and sealing unit tool equipment provides power；Hydraulic actuator on four groups of hydraulic valve platform difference control devices, hydraulic actuator
Refer to the first oil cylinder 7, the second oil cylinder 12, feeding motor 21 and drilling motor 23.
Three groups of air-source treaters provide suitable power gas, by pneumatic on three groups of pneumatic control valve platform control devices
Executive component, pneumatic apparatus refers to isolating valve cylinder 18, blows expects pipe 20 and drill bit 15.Herein, hydraulic pressure and pneumatic return
The hydraulic valve on road uses magnetic valve, the magnetic valve of specially O-shaped mouth.
Electric control system includes a set of power cabinet, a set of PLC system switch board, a set of MCC switch boards, three operating desks
, can the room of being controlled operation and execute-in-place with three hand-held remote control units.
It is further preferred that also including the first one-way throttle valve and hydraulic lock, first oil cylinder 7, the second oil cylinder 12 divide
After not connected with the first one-way throttle valve and hydraulic lock, then couple with the hydraulic valve, play that speed is adjustable and slope is shut down
Effect.
Also include the second one-way throttle valve and balanced valve, the feeding motor 21, drilling motor 23 are unidirectional with second respectively
After choke valve and balanced valve series connection, then couple with the hydraulic valve, play a part of that speed is adjustable and Fast-Balance commutates.
It is further preferred that the oil return pipe of the oil cylinder 12 of the first oil cylinder 7 and second is equipped with cooling device, the first oil cylinder
7 and second oil cylinder 12 be all provided with having heaters, oil temperature is automatically adjusted if necessary.
It is further preferred that the stifled eye device is used as material of blocking up using carbide slag, convenient material drawing is without expense.
Compared with prior art, the invention has the advantages that：
1) there is great difference with traditional manual mode of operation, be no longer to block stove with the boiled stove eye of electrode, plug mud ball
Eye, but widened the view by hydraulic pressure, pneumatic power drive machinery equipment, disclose stove, stifled eye, operating personnel may be located remotely from stove
Mouth operates in control room, reduces labor strength, enhances security.
2) compared with improved alloying furnace tap-hole opening and sealing unit in the prior art, blow-on eye need not be bored when widening the view completely, and
It is first with the front half section of hydraulic pressure drilling, feeding drill blow-on eye, then changes tapping pin 25 and stove eye is disclosed out, can also carries out deep disclosing stove
Eye function.When blocking up, not by the way of clay gun blocks up eye, but the carbide slag by the use of certain particle size is expected as blocking up, with pneumatic
The material of blocking up blown in expects pipe 20 is blown to fire door and carries out stifled stove eye function by the method for injection.Drill bit 15, drilling rod 24 and tapping pin 25 disappear
Consumption is seldom, and carbide slag convenient material drawing is without expense.
3) stifled eye device is opened using the furnace of calcium carbide of the present invention, reduces consumption of electrode, power consumption and the oxygen blast burnt at the moment
Pipe consumes, and process of widening the view is smooth, blocks up that eye is easy, and operating efficiency is high, not the bending of producer eye, deflection, be advantageous to protect fire door and
Fire door, the heat loss of maintenance loss and the process that discharges is reduced, avoid opening not blow-on eye, the stifled incessantly situation of stove eye and great set
Standby and personal safety accident generation, economic benefit and social benefit are obvious, suitable for more than 33MVA large-scale furnace of calcium carbide.
Claims (7)
1. a kind of furnace of calcium carbide opens stifled eye device, it is characterised in that including support (1), stifled eye drive mechanism (2), stifled eye device, opens
Eye drive mechanism (3), widen the view device and control device, the support (1) respectively with stifled eye drive mechanism (2) and driving of widening the view
Mechanism (3) couples, and stifled eye drive mechanism (2) couples with stifled eye device, and drive mechanism of widening the view (3) couples with device of widening the view, described
Control device includes hydraulic control system and atmospheric control, the stifled eye drive mechanism (2), drive mechanism of widening the view (3) and
Device of widening the view couples with hydraulic control system, and the stifled eye device is connected with atmospheric control；
The hydraulic control system includes hydraulic pump and hydraulic valve, and the hydraulic valve is at least four, each hydraulic valve with
Hydraulic pump couples, each hydraulic valve respectively with the first oil cylinder (7), the second oil cylinder (12), feeding motor (21) and drilling horse
Couple up to (23)；
The atmospheric control includes air-source treater and pneumatic control valve, and the pneumatic control valve is at least three, each
Pneumatic control valve couples with air-source treater, each pneumatic control valve respectively with isolating valve cylinder (18), blow expects pipe (20) with
And drill bit (15) connection；
Electric control system includes power cabinet, PLC system switch board, MCC switch boards, operating desk and remote control, the PLC system
Switch board and MCC switch boards connection, the operating desk and remote control by PLC system switch board respectively with hydraulic power unit, hydraulic pressure
Valve platform, pneumatic control valve platform, the first oil cylinder (7), the second oil cylinder (12) connection, the operating desk include local operation case and scene
Operating desk, the power cabinet provide power supply；
Also include the first one-way throttle valve and hydraulic lock, first oil cylinder (7), the second oil cylinder (12) unidirectionally save with first respectively
After flowing valve and hydraulic lock series connection, then couple with the hydraulic valve；
Also include the second one-way throttle valve and balanced valve, the feeding motor (21), drilling motor (23) are unidirectional with second respectively
After choke valve and balanced valve series connection, then couple with the hydraulic valve；
The oil return pipe of first oil cylinder (7) and the second oil cylinder (12) is equipped with cooling device, the first oil cylinder (7) and the second oil cylinder
(12) it is all provided with having heaters.
2. furnace of calcium carbide according to claim 1 opens stifled eye device, it is characterised in that the support (1) includes upper bearing diagonal
Face (4) and oblique supporting surface (5), the upper bearing diagonal face (4) couple with stifled eye drive mechanism (2), the oblique supporting surface (5)
Couple with drive mechanism of widening the view (3), before support (1) is arranged on the operating platform of furnace of calcium carbide.
3. furnace of calcium carbide according to claim 2 opens stifled eye device, it is characterised in that the stifled eye drive mechanism (2) includes
First bearing, the first pivoted arm (6), the first oil cylinder (7), the first adjustment bar (9) and stifled eye hanging (8), first bearing are fixed
On upper bearing diagonal face (4), the center of the first bearing is provided with first rotating shaft, and the first bearing passes through first rotating shaft and the first pivoted arm
(6) coupling, one end of first oil cylinder (7) couples with the first bearing, and the other end couples with the first pivoted arm (6), and described first
One end of adjustment bar (9) couples with the first bearing, and the other end couples with the first pivoted arm (6), and the stifled eye hangs (8) and first turn
Arm (6) couples, and stifled eye hanging (8) couples with stifled eye device.
4. furnace of calcium carbide according to claim 1 opens stifled eye device, it is characterised in that the stifled eye device includes hopper
(16), feed bin (17), isolating valve (19), isolating valve cylinder (18), material spray control valve, blow expects pipe (20) and gag somebody (10), it is described
Hopper (16) and feed bin (17) UNICOM, are provided with isolating valve (19), isolating valve (19) is with isolating between hopper (16) and feed bin (17)
Valve cylinder (18) couples, described to blow expects pipe (20) and feed bin (17) UNICOM, blow one end of expects pipe (20) with gag somebody (10) couple, separately
One end couples with material spray control valve.
5. furnace of calcium carbide according to claim 2 opens stifled eye device, it is characterised in that the drive mechanism of widening the view (3) includes
Second bearing, the second pivoted arm (11), the second oil cylinder (12), the second adjustment bar (14) and hanging (13) of widening the view, second bearing
On oblique supporting surface (5), the center of the second bearing is provided with the second rotating shaft, and the second bearing passes through the second rotating shaft and second turn
Arm (11) couples, and one end of second oil cylinder (12) couples with the second bearing, and the other end couples with the second pivoted arm (11), described
One end of second adjustment bar (14) couples with the second bearing, and the other end couples with the second pivoted arm (11), the hanging (13) of widening the view
Couple with the second pivoted arm (11), hanging (13) of widening the view couples with device of widening the view.
6. furnace of calcium carbide according to claim 1 opens stifled eye device, it is characterised in that the device of widening the view includes chain making machine
Structure, dolly (22), feeding motor (21), drilling motor (23), drilling rod (24), drill bit (15) and tapping pin (25), the feeding
Motor (21) couples with link chain mechanism, and link chain mechanism couples with dolly (22), and drilling motor (23) is provided with dolly (22)；
Dolly (22) couples with drilling rod (24), and the head of drilling rod (24) is provided with drill bit (15)；Or dolly (22) and tapping pin (25)
Connection.
7. furnace of calcium carbide according to claim 1 opens stifled eye device, it is characterised in that the stifled eye device is made using carbide slag
For material of blocking up.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610171572.5A CN105674752B (en) | 2016-03-23 | 2016-03-23 | A kind of furnace of calcium carbide opens stifled eye device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610171572.5A CN105674752B (en) | 2016-03-23 | 2016-03-23 | A kind of furnace of calcium carbide opens stifled eye device |
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| CN105674752A CN105674752A (en) | 2016-06-15 |
| CN105674752B true CN105674752B (en) | 2018-01-23 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106247803B (en) * | 2016-08-31 | 2018-12-21 | 山河智能装备股份有限公司 | A kind of multiple degrees of freedom mineral hot furnace tap-hole opening and sealing unit widened the view based on cutting type |
| CN107270720B (en) * | 2017-06-29 | 2019-06-04 | 哈尔滨博实自动化股份有限公司 | A kind of method of automatic burning furnace eye |
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| KR20100110162A (en) * | 2009-04-02 | 2010-10-12 | 주식회사 은일 | Tap hole opening device of electric furnace |
| CN101963457A (en) * | 2010-05-11 | 2011-02-02 | 湖北金恒机械有限公司 | Hole opening and plugging machine for electric smelting furnace |
| CN103267420A (en) * | 2013-05-15 | 2013-08-28 | 中钢集团西安重机有限公司 | Fixed frame type full hydraulic blocked hole unblocking machine for submerged arc furnace |
| CN203336974U (en) * | 2013-03-13 | 2013-12-11 | 李培家 | Automated discharging device of calcium carbide furnace |
| CN205537145U (en) * | 2016-03-23 | 2016-08-31 | 中钢集团西安重机有限公司 | Stifled eye device is opened to carbide stove |
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2016
- 2016-03-23 CN CN201610171572.5A patent/CN105674752B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100110162A (en) * | 2009-04-02 | 2010-10-12 | 주식회사 은일 | Tap hole opening device of electric furnace |
| CN101963457A (en) * | 2010-05-11 | 2011-02-02 | 湖北金恒机械有限公司 | Hole opening and plugging machine for electric smelting furnace |
| CN203336974U (en) * | 2013-03-13 | 2013-12-11 | 李培家 | Automated discharging device of calcium carbide furnace |
| CN103267420A (en) * | 2013-05-15 | 2013-08-28 | 中钢集团西安重机有限公司 | Fixed frame type full hydraulic blocked hole unblocking machine for submerged arc furnace |
| CN205537145U (en) * | 2016-03-23 | 2016-08-31 | 中钢集团西安重机有限公司 | Stifled eye device is opened to carbide stove |
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| CN105674752A (en) | 2016-06-15 |
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