CN105674752A - Tap-hole opening and plugging device for calcium carbide furnace - Google Patents
Tap-hole opening and plugging device for calcium carbide furnace Download PDFInfo
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- CN105674752A CN105674752A CN201610171572.5A CN201610171572A CN105674752A CN 105674752 A CN105674752 A CN 105674752A CN 201610171572 A CN201610171572 A CN 201610171572A CN 105674752 A CN105674752 A CN 105674752A
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- Prior art keywords
- connects
- stifled eye
- driving mechanism
- view
- widening
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Classifications
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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
Abstract
The invention discloses a tap-hole opening and plugging device for a calcium carbide furnace. The tap-hole opening and plugging device comprises a machine base, a tap-hole plugging driving mechanism, a tap-hole plugging device, a tap-hole opening driving mechanism, a tap-hole opening device and a control device, wherein the machine base is connected with the tap-hole plugging driving mechanism and the tap-hole opening driving mechanism, the tap-hole plugging driving mechanism is connected with the tap-hole plugging device, the tap-hole opening driving mechanism is connected with the tap-hole opening device, the control device comprises a hydraulic control system and a pneumatic control system, the tap-hole plugging driving mechanism, the tap-hole opening driving mechanism and the tap-hole opening device are connected with the hydraulic control system, and the tap-hole plugging device is connected with the pneumatic control system. The tap-hole opening and plugging device solves the problem that tap-hole opening and plugging machines for alloy furnaces in the prior art have a poor tap-hole plugging effect on the calcium carbide furnace. Tap-holes can be opened and plugged easily.
Description
Technical field
The present invention relates to furnace of calcium carbide technical field, particularly relate to a kind of furnace of calcium carbide and open stifled eye device.
Background technology
The discharging operation of furnace of calcium carbide is the important step that calcium carbide is produced. The middle-size and small-size furnace of calcium carbide of prior art generally adopts the boiled stove eye of arc burner, manually by the traditional operation mode of the stifled eye of mud ball. Large-scale furnace of calcium carbide is owing to capacity is big, output height, every furnace discharge is many, time length, moment flow big, increase the working load of stokehold equipment and the labour intensity of flushing and casting workman, traditional operation mode is difficult to ensure out carrying out smoothly of stifled eye under such conditions, often occurs out, blocks up the situation of eye difficulty.
The operation of long-term abnormal stove eye causes electrode and power consumption to increase, and stove eye is lifted, and time serious, fire door or furnace wall are burnt, cause equipment failure, directly have influence on the normal operation that furnace of calcium carbide is produced, even cause casualties, cause huge financial loss and detrimentally affect to calcium carbide enterprise. Therefore, the stifled eye operation of opening utilizing mechanised equipment to carry out furnace of calcium carbide is of great practical significance.
In recent years, some enterprises are used on furnace of calcium carbide after being transformed by ferroalloy furnace tap-hole opening and sealing unit, but, this kind of transformation is often not thorough, can not meet the requirement that stifled eye opened by furnace of calcium carbide. This is because, there is the easy scaling loss of drill bit drilling rod impacting the machine of widening the view with drilling function, consumption is big, makes enterprise be difficult to bear. Simultaneously. Operate electrode burning eye with mechanism and there is electrisity consumption greatly, cannot deeply disclose the shortcoming of stove eye; The Mutegun equipment mechanically carrying out stifled mud ball is heavy, and stifled eye is difficult to open.
Summary of the invention
It is an object of the invention to overcome the shortcoming of above-mentioned prior art, it is provided that stifled eye device opened by a kind of furnace of calcium carbide. Solve in prior art alloy stove tap-hole opening and sealing unit to the problem of the stifled eye poor effect of furnace of calcium carbide.
It is an object of the invention to be achieved through the following technical solutions:
Stifled eye device opened by a kind of furnace of calcium carbide, comprise support, stifled eye driving mechanism, stifled eye device, driving mechanism of widening the view, widen the view device and control device, described support connects with stifled eye driving mechanism and driving mechanism of widening the view respectively, stifled eye driving mechanism connects with stifled eye device, widening the view, device connects driving mechanism with widening the view, described control device comprises hydraulic control system and pneumatic control system, described stifled eye driving mechanism, widening the view driving mechanism and device of widening the view all connects with hydraulic control system, described stifled eye device is connected with pneumatic control system.
Preferably, described support comprises diagonal ligament face and declivity bearing surface, and described upper diagonal ligament face connects with stifled eye driving mechanism, and driving mechanism connects described declivity bearing surface with widening the view, before support is arranged on the service platform of furnace of calcium carbide.
Further preferably, described stifled eye driving mechanism comprises the first bearing, the first pivoted arm, the first oil cylinder, the first regulating rod and the hanging of stifled eye, described first bearing is fixed on diagonal ligament face, the center of the first bearing is provided with the first rotating shaft, first bearing is connected with the first pivoted arm by the first rotating shaft, one end of described first oil cylinder connects with the first bearing, the other end connects with the first pivoted arm, one end of described first regulating rod connects with the first bearing, the other end connects with the first pivoted arm, the hanging of described stifled eye connects with the first pivoted arm, blocks up eye and hangs and block up eye device and connect.
Preferably, described stifled eye device comprises hopper, feed bin, segregaion valve, segregaion valve cylinder, material spray control valve, blows material pipe and gag somebody, described hopper and feed bin UNICOM, segregaion valve it is provided with between hopper and feed bin, segregaion valve connects with segregaion valve cylinder, the described material that blows is managed and feed bin UNICOM, and the one end blowing material pipe connects with gaging somebody, and the other end connects with material spray control valve.
Further preferably, described driving mechanism of widening the view comprises the 2nd bearing, the 2nd pivoted arm, the 2nd oil cylinder, the 2nd regulating rod and hanging of widening the view, described 2nd bearing is arranged on declivity bearing surface, the center of the 2nd bearing is provided with the 2nd rotating shaft, 2nd bearing is connected with the 2nd pivoted arm by the 2nd rotating shaft, one end of described 2nd oil cylinder connects with the 2nd bearing, the other end connects with the 2nd pivoted arm, one end of described 2nd regulating rod connects with the 2nd bearing, the other end connects with the 2nd pivoted arm, described hanging of widening the view connects with the 2nd pivoted arm, and hanging of widening the view connects with device of widening the view.
Preferably, described in device of widening the view comprise link chain mechanism, dolly, feeding motor, drilling motor, drilling rod, drill bit and disclose bar, described feeding motor connects with link chain mechanism, and link chain mechanism connects with dolly, and dolly is provided with drilling motor.
Dolly connects with drilling rod, and the head of drilling rod is provided with drill bit; Or, bar connects dolly with disclosing.
Further preferably, described control device also comprises hydraulic control system, pneumatic control system, electrical control system.
Described hydraulic control system comprises hydro-pump and hydraulicvalve, and described hydraulicvalve is at least four, and each hydraulicvalve all connects with hydro-pump, and each hydraulicvalve connects with described first oil cylinder, the 2nd oil cylinder, feeding motor and drilling motor respectively.
Described pneumatic control system comprises gas source processor and pneumatic control valve, and described pneumatic control valve is at least three, and each pneumatic control valve all connects with gas source processor, each pneumatic control valve respectively with segregaion valve cylinder, blow material pipe and drill bit connect.
Described electrical control system comprises power supply cabinet, PLC system housing, MCC housing, operator's console and telepilot, described PLC system housing and MCC housing connect, described operator's console and telepilot are connected with hydraulic pressure pumping plant, hydraulic valve platform, pneumatic control valve platform, the first oil cylinder, the 2nd oil cylinder respectively by PLC system housing, described operator's console comprises local operation case and execute-in-place platform, and described power supply cabinet provides power supply.
Further preferably, also comprise the first one-way throttle valve and hydraulic lock, after described first oil cylinder, the 2nd oil cylinder are connected with the first one-way throttle valve and hydraulic lock respectively, then connect with described hydraulicvalve.
Also comprise the 2nd one-way throttle valve and equilibrium valve, after described feeding motor, drilling motor are connected with the 2nd one-way throttle valve and equilibrium valve respectively, then connect with described hydraulicvalve.
Further preferably, the used oil pipe of described first oil cylinder and the 2nd oil cylinder is equipped with refrigerating unit, and the first oil cylinder and the 2nd oil cylinder are equipped with well heater.
Further preferably, described stifled eye device adopts carbide slag as material of blocking up.
The present invention has following useful effect:
Stifled eye device opened by the furnace of calcium carbide of the present invention, is bored by hydraulic drive and opens and deeply disclose stove eye, and current consumption is low; By the stifled eye of pneumatic actuation, stove eye is easily opened and blocks.
Further, when blocking up, with pressurized air, the material of blocking up blown in material pipe is blown to fire door and carry out stifled stove eye, and utilize the automatic compacting of air pressure, more meet furnace of calcium carbide discharging technology. Meanwhile, drill bit, drilling rod and to disclose bar consumption little.
Further, first utilizing the first half section of hydraulic pressure drilling, feeding drill blow-on eye when widening the view, then change and disclose bar stove eye is disclosed out, safe and efficient, consumable material is few. When discharging is not smooth, again can deeply disclose stove eye, solve the problem of drill bit and the easy scaling loss of drilling rod in prior art.
Further, operator away from fire door or in watch-keeping cubicle operation, can reduce labor strength, enhance security.
Further, utilizing the carbide slag of certain particle size as material of blocking up, carbide slag is drawn materials convenient without expense, saves material of blocking up.
In sum; stifled eye device opened by the furnace of calcium carbide of the present invention; there is out stifled eye easy; working efficiency height; can not producer eye is bending, the advantage of deflection, be conducive to protection fire door and fire door, reduce the thermosteresis of maintenance loss and discharging process; avoiding opening not blow-on eye, the stifled incessantly situation of stove eye and the generation of substantial equipment and personnel safety accident, economic benefit and social benefit are obvious.
Accompanying drawing explanation
The schematic front view of stifled eye device opened by the furnace of calcium carbide that Fig. 1 is provided by the present invention;
The schematic top plan view of stifled eye device opened by the furnace of calcium carbide that Fig. 2 is provided by the present invention;
Fig. 3 is the structural representation of stifled eye device provided by the present invention;
Fig. 4 is the structural representation of provided by the present invention device 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 pneumatic control system provided by the present invention;
Fig. 8 is the schema of electrical control system provided by the present invention.
Wherein: 1 is support; 2 is stifled eye driving mechanism; 3 is driving mechanism of widening the view; 4 is upper diagonal ligament face; 5 is declivity bearing surface; 6 is the first pivoted arm; 7 is the first oil cylinder; 8 is stifled eye hanging; 9 is the first regulating rod; 10 for gaging somebody; 11 is the 2nd pivoted arm; 12 is the 2nd oil cylinder; 13 is hanging of widening the view; 14 is the 2nd regulating rod; 15 is drill bit; 16 is hopper; 17 is feed bin; 18 is segregaion valve cylinder; 19 is segregaion valve; 20 for blowing material pipe; 21 is feeding motor; 22 is dolly; 23 is drilling motor; 24 is drilling rod; 25 for disclosing bar.
Embodiment
The principle of the present invention and feature being described below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit the scope of the present invention.
Present embodiments provide a kind of furnace of calcium carbide and open stifled eye device, comprise support 1, stifled eye driving mechanism 2, stifled eye device, widen the view driving mechanism 3, widen the view device and control device, described support 1 connects with stifled eye driving mechanism 2 and driving mechanism 3 of widening the view respectively, stifled eye driving mechanism 2 connects with stifled eye device, widening the view, device connects driving mechanism 3 with widening the view, described control device comprises hydraulic control system and pneumatic control system, described stifled eye driving mechanism 2, driving mechanism 3 of widening the view all connects with hydraulic control system with device of widening the view, described stifled eye device is connected with pneumatic control system.
Stifled eye device opened by the furnace of calcium carbide of the present embodiment, is bored by hydraulic drive and opens and deeply disclose stove eye, and current consumption is low;By the stifled eye of pneumatic actuation, stove eye is easily opened and blocks.
Preferably described support 1 comprises diagonal ligament face 4 and declivity bearing surface 5, and described upper diagonal ligament face 4 connects with stifled eye driving mechanism 2, and driving mechanism 3 connects described declivity bearing surface 5 with widening the view, and support 1 is arranged on the service platform side of furnace of calcium carbide. Base is provided with hydraulic pressure, pneumatic pipeline.
Specifically, this furnace of calcium carbide is opened stifled eye device and is arranged on the platform of furnace of calcium carbide stokehold. Time standby, it is in the side of the rear stove eye positive dirction of calcium carbide fender screen. During work, the device of widening the view that eye function disclosed by stifled eye device and band is driven to the work of stove eye position respectively.
Further preferably, described stifled eye driving mechanism 2 comprises the first bearing, first pivoted arm 6, first oil cylinder 7, first regulating rod 9 and stifled eye hanging 8, described first bearing is fixed on diagonal ligament face 4, the center of the first bearing is provided with the first rotating shaft, first bearing is connected with the first pivoted arm 6 by the first rotating shaft, one end of described first oil cylinder 7 connects with the first bearing, the other end connects with the first pivoted arm 6, one end of described first regulating rod 9 connects with the first bearing, the other end connects with the first pivoted arm 6, described stifled eye hanging 8 connects with the first pivoted arm 6, stifled eye hanging 8 connects with stifled eye device.
Here, the first pivoted arm 6, under the driving of the first oil cylinder 7, can swing within the scope of certain angle around the first rotating shaft. In the first pivoted arm 6 swing process, the first regulating rod 9 forms four-bar mechanism together with the first bearing, the first pivoted arm 6, stifled eye hanging 8, and the athletic posture that stifled eye is hung 8 adjusts. The stifled eye device of the stifled eye hanging 8 stifled eye device of drive moves forward and arrives in front of stove eye, and under the adjustment of four-bar mechanism, makes 10 alignment stove eye positions of gaging somebody, and starts the work of stifled eye. After stifled eye completes, the first pivoted arm 6 is regained, and stifled eye driving mechanism 2 is standby.
Preferably, described stifled eye device comprises hopper 16, for storing feed bin 17, segregaion valve 19, segregaion valve cylinder 18, the material spray control valve of stifled eye material, blow material pipe 20 and gag somebody 10, described hopper 16 and feed bin 17 UNICOM, segregaion valve 19 it is provided with between hopper 16 and feed bin 17, segregaion valve 19 connects with segregaion valve cylinder 18, described blowing material pipe 20 and feed bin 17 UNICOM, the one end blowing material pipe 20 10 connects with gaging somebody, and the other end connects with material spray control valve.
Here, stifled eye device is stifled working mechanism at the moment, and it is hung 8 by gudgeon with the first small rod (not shown) and stifled eye and is connected.
Not needing to block up at the moment, segregaion valve 19 is opened, and hopper 16 communicates with feed bin 17, and the stifled eye material in feed bin 17 bleeds and blows the abdominal cavity of material pipe 20, in order to stifled eye.
Stifled at the moment segregaion valve cylinder 18 starts, and closes segregaion valve 19, thus hopper 16 and feed bin 17 is isolated; Being opened by material spray control valve, the blocking up material in feed bin 17 10 is sprayed into stove eye by blowing material pipe 20 and gag somebody by pressurized air simultaneously; Under the influence of air pressure, material of blocking up is by automatic pressing tangible stokehold section, and stove eye is plugged; Segregaion valve cylinder 18 resets immediately, and the stifled eye material in hopper 16 falls into feed bin 17 automatically, waits that next time blocks up eye and charging.
The salient features parameter of stifled eye device is: hopper 16 volume 50L, feed bin 17 volume 16L, blows material pipe 20 diameter 80mm, material spray pressure 0.6MPa.
Further preferably, described driving mechanism 3 of widening the view comprises the 2nd bearing, 2nd pivoted arm 11, 2nd oil cylinder 12, 2nd regulating rod 14 and hanging 13 of widening the view, described 2nd bearing is arranged on declivity bearing surface 5, the center of the 2nd bearing is provided with the 2nd rotating shaft, 2nd bearing is connected with the 2nd pivoted arm 11 by the 2nd rotating shaft, one end of described 2nd oil cylinder 12 connects with the 2nd bearing, the other end connects with the 2nd pivoted arm 11, one end of described 2nd regulating rod 14 connects with the 2nd bearing, the other end connects with the 2nd pivoted arm 11, described hanging 13 of widening the view connects with the 2nd pivoted arm 11, widening the view, device connects with widening the view in hanging 13.
Here, the 2nd pivoted arm 11, under the driving of the 2nd oil cylinder 12, can swing within the scope of certain angle around the 2nd rotating shaft. In the 2nd pivoted arm 11 swing process, the 2nd regulating rod 14 forms four-bar mechanism together with the 2nd bearing, the 2nd pivoted arm 11, hanging 13 of widening the view, and is adjusted by the athletic posture of hanging 13 of widening the view. Hanging 13 of widening the view drives the device of widening the view of device of widening the view to move forward and arrives in front of stove eye, and under the adjustment of four-bar mechanism, makes drill bit 15 be directed at stove eye position, start work of widening the view. Process of widening the view can be changed bar carry out disclosing eye. After ending eye, pivoted arm is regained, and driving mechanism 3 of widening the view is standby.
Preferably, described device of widening the view comprises link chain mechanism, dolly 22, feeding motor 21, drilling motor 23, drilling rod 24, drill bit 15 and discloses bar 25, described feeding motor 21 connects with link chain mechanism, and link chain mechanism connects with dolly 22, and dolly 22 is provided with drilling motor 23.
Dolly 22 connects with drilling rod 24, and the head of drilling rod 24 is provided with drill bit 15; Or, bar 25 connects dolly 22 with disclosing.
Working mechanism when device of widening the view is widen the view, by hanging axle, hanging 13 is connected with widening the view with the 2nd small rod (not shown).
Device of widening the view is the structure of a track dolly 22. During work, feeding motor 21 action drives dolly 22 to advance or retrogressing with the speed set by link chain mechanism. Drilling motor 23 on dolly 22 drives drilling rod 24 and drill bit 15 high speed rotating, and namely drill bit 15 carries out drilling after arriving fire door, and the brill that deepens continuously comes out of the stove half section at the moment.
Then, dolly 22 is return fast, and whole device of widening the view is returned to stand-by station, drilling rod 24 and drill bit 15 are changed into and discloses bar 25 with tip, whole device of widening the view forwards working position again to, and dolly 22 is forward-reverse fast, and drive is disclosed bar 25 and passed in and out stove eye, play unobstructed stove eye, disclose the effect of blow-on eye completely.
The salient features parameter of device of widening the view is: drill bit 15 diameter 80mm, drilling rod 24 diameter 38mm, drilling stroke 1400mm, dolly 22 rate of advance 0.025m/s, dolly 22 astern speed 1m/s, disclose bar 25 diameter 60mm, disclose a stroke 4000mm, disclose bar 25 and advance and astern speed 1m/s.
It should be noted that, stifled eye driving mechanism 2 and driving mechanism 3 of widening the view are installed on two oblique seats up and down of frame respectively. Time standby, widen the view driving mechanism 3 and stifled eye driving mechanism 2 is all in retracted state, and it is in height two positions respectively. During work, run along certain inclined-plane separately, finally can arrive same working position stove eye. Owing to they individually work, can not affect mutually. The stifled eye driving mechanism 2 of opening being in retracted state time standby is positioned at after calcium carbide fender shields, and the side in stove eye positive dirction.
Further preferably, described control device also comprises electrical control system, with hydraulic control system and pneumatic control system composition control device.
Described hydraulic control system comprises hydro-pump and hydraulicvalve, and described hydraulicvalve is at least four, and each hydraulicvalve all connects with hydro-pump, and each hydraulicvalve connects with described first oil cylinder 7, the 2nd oil cylinder 12, feeding motor 21 and drilling motor 23 respectively.
As preferred embodiment, hydro-pump is two gear quantitative pumps, forms hydraulic pressure pumping plant together with the parts such as electric motor.
Described pneumatic control system comprises gas source processor and pneumatic control valve, and described pneumatic control valve is at least three, and each pneumatic control valve all connects with gas source processor, each pneumatic control valve respectively with segregaion valve cylinder 18, blow material pipe 20 and drill bit 15 connect.
Gas source enters out stifled eye device after vapour source processor, and pressurized air connected by pneumatic control valve, it is achieved is blown by drill bit 15 when widening the view and sweeps cooling, at the moment overturns segregaion valve 19 stifled and blow the stifled eye of material simultaneously.
Described electrical control system comprises power supply cabinet, PLC system housing, MCC housing, operator's console and telepilot, described PLC system housing and MCC housing connect, described operator's console and telepilot are connected with hydraulic pressure pumping plant, hydraulic valve platform, pneumatic control valve platform, the first oil cylinder 7, the 2nd oil cylinder 12 respectively by PLC system housing, described operator's console comprises local operation case and execute-in-place platform, and described power supply cabinet provides power supply.
Power supply cabinet is all electric installations offer power supply. Based on PLC program master mode, it is possible to by local operation case, execute-in-place platform, telepilot, hydraulic pressure pumping plant, the first oil cylinder 7 and the 2nd oil cylinder 12, hydraulic valve platform, pneumatic control valve platform are operated.
Local operation case is mainly used in carrying out the start-stop of hydro-pump and the examination action of valve when debugging and overhaul; Remote controller operation pattern is adopted during normal operation; Execute-in-place platform is for subsequent use and optional operator scheme, and the real-time signals such as the temperature of the running status of hydro-pump, the pressure of hydraulic efficiency system, oil cylinder are all displayed on execute-in-place platform. When state occurs abnormal, PLC system can regulating and controlling or termination of pumping cease operation voluntarily.
The workflow of stifled eye device opened by this furnace of calcium carbide: based on the operator scheme of PLC system, by at operator's console or remote controller operation, complete the control of hydraulic pressure pumping plant and valve platform, it is that mechanical means provides hydraulic pressure and pneumatic power, it is achieved the widening the view of furnace of calcium carbide eye, disclose eye, stifled eye function.
The salient features parameter of hydraulic control system is: motor power (output) is 2 × 18.5kW; Hydraulic pump discharge is 2 × 63ml/r, nominal operation pressure 16MPa; Oil cylinder useful volume 1.2m3。
As preferred embodiment, being configured to of this electrical control system: four groups of tap-hole opening and sealing unit tool equipment that One hydraulic pump station is a furnace of calcium carbide provide power; Hydraulic pressure power element on four groups of hydraulic valve platform difference operating devices, hydraulic pressure power element refers to the first oil cylinder 7, the 2nd oil cylinder 12, feeding motor 21 and drilling motor 23.
Three groups of gas source processors provide suitable power gas, and by the pneumatic apparatus on three groups of pneumatic control valve platform operating devices, pneumatic apparatus refers to segregaion valve cylinder 18, blows material pipe 20 and drill bit 15. Here, the hydraulicvalve of hydraulic pressure and pneumatic circuit adopts magnetic valve, is specially the magnetic valve of O type mouth.
Electrical control system comprises a set of power supply cabinet, a set of PLC system housing, a set of MCC housing, and three operator's console and three hand-held remote control devices, can carry out watch-keeping cubicle operation and execute-in-place.
Further preferably, also comprise the first one-way throttle valve and hydraulic lock, after described first oil cylinder 7, the 2nd oil cylinder 12 are connected with the first one-way throttle valve and hydraulic lock respectively, then connect with described hydraulicvalve, the effect that the speed that plays is adjustable and slope is shut down.
Also comprising the 2nd one-way throttle valve and equilibrium valve, after described feeding motor 21, drilling motor 23 are connected with the 2nd one-way throttle valve and equilibrium valve respectively, then connect with described hydraulicvalve, the speed that plays is adjustable and the effect of quick balance commutation.
Further preferably, the used oil pipe of described first oil cylinder 7 and the 2nd oil cylinder 12 is equipped with refrigerating unit, and the first oil cylinder 7 and the 2nd oil cylinder 12 are equipped with well heater, oil temperature are automatically adjusted if desired.
Further preferably, described stifled eye device adopts carbide slag as material of blocking up, and draws materials convenient without expense.
Compared with prior art, the present invention has following useful effect:
1) there is great difference with traditional manual operation mode, no longer block stove eye with the boiled stove eye of electrode, plug mud ball, but undertaken widening the view, disclosing stove, stifled eye by hydraulic pressure, pneumatic power wheel drive machinery equipment, operator can operate away from fire door or in watch-keeping cubicle, reduce labor strength, enhance security.
2) compared with alloy stove tap-hole opening and sealing unit improved in prior art, do not need to bore completely blow-on eye when widening the view, but first utilize the first half section of hydraulic pressure drilling, feeding drill blow-on eye, then change and disclose bar 25 stove eye is disclosed out, it is also possible to deeply disclose stove eye function. When blocking up, do not adopt the mode of the stifled eye of clay gun, but utilize the carbide slag of certain particle size as material of blocking up, by the method for pneumatic winding-up, the material of blocking up blown in material pipe 20 is blown to fire door and carry out stifled stove eye function. Drill bit 15, drilling rod 24 and disclose bar 25 and consume seldom, and carbide slag draw materials convenient without expense.
3) furnace of calcium carbide of the present invention is utilized to open stifled eye device; decrease consumption of electrode, power consumption and the oxygen lance consumption burnt at the moment; process of widening the view is smooth; stifled eye is easy; working efficiency height; producer eye is bending, deflection; be conducive to protection fire door and fire door; reduce the thermosteresis of maintenance loss and discharging process; avoid opening not blow-on eye, the stifled incessantly situation of stove eye and the generation of substantial equipment and personnel safety accident; economic benefit and social benefit are obvious, are applicable to the large-scale furnace of calcium carbide of more than 33MVA.
Claims (10)
1. stifled eye device opened by a furnace of calcium carbide, it is characterized in that, comprise support (1), stifled eye driving mechanism (2), stifled eye device, widen the view driving mechanism (3), widen the view device and control device, described support (1) connects with stifled eye driving mechanism (2) and driving mechanism of widening the view (3) respectively, stifled eye driving mechanism (2) connects with stifled eye device, driving mechanism (3) of widening the view connects with device of widening the view, described control device comprises hydraulic control system and pneumatic control system, described stifled eye driving mechanism (2), widen the view driving mechanism (3) and device of widening the view all connects with hydraulic control system, described stifled eye device is connected with pneumatic control system.
2. stifled eye device opened by furnace of calcium carbide according to claim 1, it is characterized in that, described support (1) comprises diagonal ligament face (4) and declivity bearing surface (5), described upper diagonal ligament face (4) connects with stifled eye driving mechanism (2), described declivity bearing surface (5) connects with driving mechanism of widening the view (3), before support (1) is arranged on the service platform of furnace of calcium carbide.
3. stifled eye device opened by furnace of calcium carbide according to claim 2, it is characterized in that, described stifled eye driving mechanism (2) comprises the first bearing, first pivoted arm (6), first oil cylinder (7), first regulating rod (9) and stifled eye hanging (8), described first bearing is fixed on diagonal ligament face (4), the center of the first bearing is provided with the first rotating shaft, first bearing is connected with the first pivoted arm (6) by the first rotating shaft, one end of described first oil cylinder (7) connects with the first bearing, the other end connects with the first pivoted arm (6), one end of described first regulating rod (9) connects with the first bearing, the other end connects with the first pivoted arm (6), described stifled eye hanging (8) connects with the first pivoted arm (6), stifled eye hanging (8) connects with stifled eye device.
4. stifled eye device opened by furnace of calcium carbide according to claim 1, it is characterized in that, described stifled eye device comprises hopper (16), feed bin (17), segregaion valve (19), segregaion valve cylinder (18), material spray control valve, blow material pipe (20) and gag somebody (10), described hopper (16) and feed bin (17) UNICOM, segregaion valve (19) it is provided with between hopper (16) and feed bin (17), segregaion valve (19) connects with segregaion valve cylinder (18), the described material that blows manages (20) and feed bin (17) UNICOM, blow material pipe (20) (10) connect with gaging somebody in one end, the other end connects with material spray control valve.
5. stifled eye device opened by furnace of calcium carbide according to claim 2, it is characterized in that, described driving mechanism of widening the view (3) comprises the 2nd bearing, 2nd pivoted arm (11), 2nd oil cylinder (12), 2nd regulating rod (14) and hanging (13) of widening the view, described 2nd bearing is arranged on declivity bearing surface (5), the center of the 2nd bearing is provided with the 2nd rotating shaft, 2nd bearing is connected with the 2nd pivoted arm (11) by the 2nd rotating shaft, one end of described 2nd oil cylinder (12) connects with the 2nd bearing, the other end connects with the 2nd pivoted arm (11), one end of described 2nd regulating rod (14) connects with the 2nd bearing, the other end connects with the 2nd pivoted arm (11), described hanging (13) of widening the view connects with the 2nd pivoted arm (11), hanging (13) of widening the view connects with device of widening the view.
6. stifled eye device opened by furnace of calcium carbide according to claim 1, it is characterized in that, described device of widening the view comprises link chain mechanism, dolly (22), feeding motor (21), drilling motor (23), drilling rod (24), drill bit (15) and discloses bar (25), described feeding motor (21) connects with link chain mechanism, link chain mechanism connects with dolly (22), and dolly (22) is provided with drilling motor (23);
Dolly (22) connects with drilling rod (24), and the head of drilling rod (24) is provided with drill bit (15); Or, bar (25) connects dolly (22) with disclosing.
7. stifled eye device opened by furnace of calcium carbide according to claim 16 any one, it is characterised in that, described control device also comprises electrical control system;
Described hydraulic control system comprises hydro-pump and hydraulicvalve, described hydraulicvalve is at least four, each hydraulicvalve all connects with hydro-pump, and each hydraulicvalve connects with described first oil cylinder (7), the 2nd oil cylinder (12), feeding motor (21) and drilling motor (23) respectively;
Described pneumatic control system comprises gas source processor and pneumatic control valve, described pneumatic control valve is at least three, each pneumatic control valve all connects with gas source processor, each pneumatic control valve respectively with segregaion valve cylinder (18), blow material pipe (20) and drill bit (15) connect;
Described electrical control system comprises power supply cabinet, PLC system housing, MCC housing, operator's console and telepilot, described PLC system housing and MCC housing connect, described operator's console and telepilot are connected with hydraulic pressure pumping plant, hydraulic valve platform, pneumatic control valve platform, the first oil cylinder (7), the 2nd oil cylinder (12) respectively by PLC system housing, described operator's console comprises local operation case and execute-in-place platform, and described power supply cabinet provides power supply.
8. stifled eye device opened by furnace of calcium carbide according to claim 7, it is characterized in that, also comprise the first one-way throttle valve and hydraulic lock, after described first oil cylinder (7), the 2nd oil cylinder (12) are connected with the first one-way throttle valve and hydraulic lock respectively, then connect with described hydraulicvalve;
Also comprise the 2nd one-way throttle valve and equilibrium valve, after described feeding motor (21), drilling motor (23) are connected with the 2nd one-way throttle valve and equilibrium valve respectively, then connect with described hydraulicvalve.
9. stifled eye device opened by furnace of calcium carbide according to claim 7, it is characterized in that, the used oil pipe of described first oil cylinder (7) and the 2nd oil cylinder (12) is equipped with refrigerating unit, and the first oil cylinder (7) and the 2nd oil cylinder (12) are equipped with well heater.
10. stifled eye device opened by furnace of calcium carbide according to claim 1, it is characterised in that, described stifled eye device adopts carbide slag as material of blocking up.
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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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| 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 true CN105674752A (en) | 2016-06-15 |
| CN105674752B CN105674752B (en) | 2018-01-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106247803A (en) * | 2016-08-31 | 2016-12-21 | 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 |
| CN107270720A (en) * | 2017-06-29 | 2017-10-20 | 哈尔滨博实自动化股份有限公司 | A kind of method of automatic burning stove eye |
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|---|---|
| CN105674752B (en) | 2018-01-23 |
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