CN102021258A - Mud beating amount detector of hydraulic mud gun - Google Patents
Mud beating amount detector of hydraulic mud gun Download PDFInfo
- Publication number
- CN102021258A CN102021258A CN2009101834476A CN200910183447A CN102021258A CN 102021258 A CN102021258 A CN 102021258A CN 2009101834476 A CN2009101834476 A CN 2009101834476A CN 200910183447 A CN200910183447 A CN 200910183447A CN 102021258 A CN102021258 A CN 102021258A
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- mud
- hydraulic oil
- gun
- mud amount
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention relates to a mud beating amount detector of a hydraulic mud gun and belongs to the technical field of auxiliary devices of blast furnace mud guns. The mud beating amount detector of the hydraulic mud gun comprises a hydraulic oil loop of a hydraulic oil cylinder of a mud beating mechanism and an external display, wherein the hydraulic oil loop is connected with a high-pressure flow meter in series; and the signal output end of the high-pressure flow meter is connected with the display. The mud beating amount detector of the hydraulic mud gun does not have the conventional complicated mechanical sensing mechanism and can detect the mud beating amount more precisely, conveniently, quickly and reliably.
Description
Technical field
The present invention relates to a kind of proofing unit, especially relate to a kind of blast furnace ironmaking and beat the proofing unit of mud amount, belong to blast furnace gun machine supplementary unit technical field with Hydraulic clay gun.
Background technology
The common equipment of iron mouth is stopped up in the stokehold of using when clay gun is the blast furnace ironmaking mouth.The clay extruded mechanism of existing clay gun is general main to constitute (clay extruded mechanism that has clay gun now can be referring to the Chinese patent of notification number CN2918438Y and notification number CN201077846Y) by the mud piston of beating that is arranged on the hydraulic ram in the clay gun tube and is fixed on hydraulic ram one end or hydraulic cylinder piston external part; Existing simultaneously clay gun all is provided with beats the mud amount detecting device.The effect of beating the mud amount detecting device is to be used for measuring the mud amount that clay gun is carried in the iron mouth when stifled iron notch, can be plugged to possess card iron mouth; Need accurately control to beat the mud degree of depth simultaneously, so that labour intensity and cost after reducing during tapping outlet are also avoided the iron mouth to leak the security incident that molten iron caused and (are beaten the difficulty or ease Cheng Du, cost and the safety that how much directly have influence on tapping outlet of mud amount, it is consistent just often with the iron mouth degree of depth to beat the mud amount, and rotary head of a bull stick just can be opened; If it is many to beat the mud amount, all do not open with several rotary heads, have only with a large amount of oxygen lances and burn tapping outlet; If it is few to beat the mud amount, iron mouth mud hole easy fracture leaks molten iron).Therefore, steady running and accurately measure to beat the mud amount detecting device very important for blast furnace ironmaking production.
Understand according to the applicant, the mud amount detecting device of beating of existing clay gun has developed multiple frame mode has been arranged, common has: (1) clay extruded mechanism detects by guide wheel and the plug-in scale of wireline or electronic display unit and beats the mud amount, bombards the mud device as the disclosed blast furnace hydraulic pressure of the Chinese patent of notification number CN201068456Y; (2) represent to beat the mud amount by four-bar mechanism mechanical transmission indication oil cylinder stroke, as the disclosed Hydraulic clay gun travel indicator of the Chinese patent of notification number CN87208510U; (3) the plug-in wireline of clay extruded mechanism, rope belt moving gear reel rotates, on scale card, show on the one hand, send synchronizing signal by autosynchromotor on the other hand and monitor, beat mud indicating mechanism as the disclosed blast furnace gun of the Chinese patent of notification number CN2313932Y to computer.These have now and make mud amount indicating unit all is the mechanical sensing type structure of attaching on clay extruded mechanism, not only complex structure, easy break-down, observation inconvenience; And under the above envrionment temperature of 600 degree, stop half an hour during along with the clay gun stifled iron notch, influence its electromechanical properties and will inevitably have error in work-ing life, thereby can not accurately measure and show dozen mud amount.
Summary of the invention
The technical problem that the present invention solves is: propose a kind ofly not beat the mud amount detecting device with the Hydraulic clay gun that is attached to the sensor-type structure of on-mechanical on the clay extruded mechanism; Utilize this proofing unit and detection method to carry out accurately, to make things convenient for and reliable detection to the mud amount of beating of existing clay gun.
In order to solve the problems of the technologies described above, the technical scheme that the present invention proposes is: a kind of Hydraulic clay gun is beaten the mud amount detecting device, comprises the hydraulic oil circuit and the remote data indicator of the hydraulic ram of clay extruded mechanism; Improvements are: be serially connected with high-pressure flowmeter on the described hydraulic oil circuit, the signal output part of described high-pressure flowmeter connects indicating meter.
Like this, during use, high-pressure flowmeter can accurately be metered into or export the hydraulic fluid flow rate of hydraulic ram, and this flow signal outputs to indicating meter and shows.Because the internal diameter of hydraulic ram is certain value and can learns in advance, therefore the hydraulic fluid flow rate that obtains can be obtained the stroke of oil cylinder divided by the oil cylinder area, this trip is exactly the mud amount of beating of being generally called in the industry.
Hydraulic clay gun of the present invention is beaten the mud amount detecting device, change tradition and directly measure the thinking of oil cylinder stroke simply, unexpectedly transfer metering hydraulic fluid flow rate (promptly realizing the metering of hydraulic fluid flow rate) earlier by serial connection high-pressure flowmeter on the hydraulic oil circuit of existing hydraulic ram, obtain the stroke of oil cylinder then by simple computation, also just easily learn the mud amount of beating.Beat the mud amount detecting device by the formed Hydraulic clay gun of the present invention of this thinking that looks for another way, not only saved existing loaded down with trivial details mechanical sensing mechanism, and can more accurate, more conveniently predict the mud amount of beating rapidly, more reliably.
What deserves to be mentioned is that the technical scheme that the invention described above Hydraulic clay gun is beaten the mud amount detecting device looks simply, but before open, had no precedent in the past, therefore make the people produce the understanding of " wise afterwards " easily.
Improvement of the technical scheme is: described computer mainly contains central processing unit connected to one another and digital to analog converter, and the signal output part of described high-pressure flowmeter is connected indicating meter by central processing unit with digital to analog converter.
Further improvement in the technical proposal is: the control end of described central processing unit be located at hydraulic oil circuit on the controlled end of control valve of control hydraulic oil circuit break-make be connected.
The further improvement of technique scheme is: described central processing unit is the PLC module, and described control valve is an electro-hydraulic proportional valve.
Description of drawings
Below in conjunction with accompanying drawing Hydraulic clay gun of the present invention being beaten the mud amount detecting device is described further.
Fig. 1 is the metering section structural representation that the Hydraulic clay gun of the embodiment of the invention is beaten the mud amount detecting device.
Fig. 2 is the processes and displays part-structure synoptic diagram that the Hydraulic clay gun of the embodiment of the invention is beaten the mud amount detecting device.
Embodiment
Embodiment
The Hydraulic clay gun of present embodiment is beaten the mud amount detecting device as shown in Figure 1 and Figure 2, comprises the hydraulic oil circuit and the remote data indicator 3 of the hydraulic ram 1 of clay extruded mechanism, also comprises computer.Computer mainly contains central processing unit connected to one another and digital to analog converter 7, and central processing unit adopts PLC (Programmable Logic Controller programmable logic controller) module 2.The existing part of hydraulic oil circuit mainly by being formed by connecting with the oil-in 8 of hydraulic ram 1 pipeline that is connected with oil outlet 9 and a series of valves that are connected on the pipeline, wherein has the electro-hydraulic proportional valve 5 of control hydraulic oil circuit break-make, and other do not repeat them here.Be serially connected with high-pressure flowmeter 4 on the pipeline of hydraulic oil circuit, high-pressure flowmeter 4 two are connected with pipeline by union, and the signal output part of high-pressure flowmeter 4 connects PLC module 2.
The control end of PLC module 2 also is connected with the controlled end of electro-hydraulic proportional valve 5.
During use, hydraulic efficiency oil enters the rodless cavity of hydraulic ram 1 by the commutation of electro-hydraulic proportional valve 5, flows back to hydraulic efficiency oil from rod chamber again, and hydraulic ram 1 advances and promotes to beat mud piston 10.When the hydraulic efficiency oil that enters or flow back to flows through high-pressure flowmeter 4, high-pressure flowmeter 4 sends pulse signal, this pulse signal is passed to digital to analog converter 7 earlier by data cable 6, digital to analog converter 7 is passed to PLC module 2 by data cable 6 after pulse signal is converted into numerary signal, through arriving indicating meter 3 by data cable 6 output signals after 2 computings of PLC module, on indicating meter 3, show the mud amount of dynamically beating.When beating mud at every turn, the flux values Q that high-pressure flowmeter 4 passes through the hydraulic efficiency oil unit time sends PLC module 2, PLC module 2 is calculated Q/S (hydraulic ram 1 intracavity section area S is the certain value of precognition), obtain the stroke value L (L promptly is called the mud amount of beating) of hydraulic ram 1, this trip value L shows on indicating meter 3 in real time and can be recorded in the storer of PLC module 2; Along with the increase of beating the mud time, stroke value L (cumulative calculation) continues to increase, and stops to beat mud when L reaches set(ting)value.Said process can be finished by computer self, thereby realizes clay gun is beaten the automatic detection and the record of mud amount.
The Hydraulic clay gun of conclusion present embodiment is beaten the mud amount detecting device and is had following principal feature:
1, can accurately control the mud amount of beating reliably.The existing scale of making mud amount indicating unit generally is divided into the 6-7 lattice, but approximately 3 meters of stifled iron notch are dark for the mud amount of beating that each lattice shows, but the zero point between every lattice, several lattice numerical value can't accurately read; Any point numerical value that present embodiment will have now between the every lattice of range estimation can both accurately show, thereby dozen mud amount can accurately be controlled reliably easilier.
2, possess data presentation, automatic recording function, can amount shows continuously, record so that clay gun is beaten mud.Therefore, not only read very conveniently and rapid, and can avoid existing frequent artificial data to read, thereby reduce hand labor intensity, improve accuracy of detection.
3, simple and compact for structure, working service is simple and reliable.
Obviously, the Hydraulic clay gun of present embodiment is beaten one of reduction procedure of mud amount detecting device: the control end of PLC module 2 is not connected with the controlled end of electro-hydraulic proportional valve 5, only on indicating meter 3, show the mud amount of beating, electro-hydraulic proportional valve 5 is observed back Artificial Control electro-hydraulic proportional valve 5 and hydraulic ram 1 work by manual controller control by the people.The Hydraulic clay gun of present embodiment beat the mud amount detecting device reduction procedure two be: save central processing unit, directly high-pressure flowmeter 4 is connected with indicating meter 3, electro-hydraulic proportional valve 5 is controlled by manual controller, read the hydraulic fluid flow rate value Q of hydraulic ram 1 and calculate the stroke value L (L promptly be called beat mud amount) of hydraulic ram 1 from indicating meter 3 by the people, control electro-hydraulic proportional valve 5 and hydraulic ram 1 work by the people again.
Hydraulic clay gun of the present invention is beaten the mud amount detecting device and is not limited to the described concrete technical scheme of the foregoing description, such as: 1) electro-hydraulic proportional valve 5 also can be substituted by the control valve of magnetic valve or other control hydraulic oil circuit break-makes; 2) PLC module 2 also can be substituted by PC, micro-chip or other central processing units; Or the like.All employings are equal to the technical scheme of replacing formation and are the protection domain that the present invention requires.
Claims (4)
1. a Hydraulic clay gun is beaten the mud amount detecting device, comprises the hydraulic oil circuit and the remote data indicator of the hydraulic ram of clay extruded mechanism; It is characterized in that: be serially connected with high-pressure flowmeter on the described hydraulic oil circuit, the signal output part of described high-pressure flowmeter connects indicating meter.
2. according to claim 1, it is characterized in that: described computer mainly contains central processing unit connected to one another and digital to analog converter, and the signal output part of described high-pressure flowmeter is connected indicating meter by central processing unit with digital to analog converter.
3. according to claim 2, it is characterized in that: the control end of described central processing unit be located at hydraulic oil circuit on the controlled end of control valve of control hydraulic oil circuit break-make be connected.
4. according to claim 3, it is characterized in that: described central processing unit is the PLC module, and described control valve is an electro-hydraulic proportional valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101834476A CN102021258A (en) | 2009-09-22 | 2009-09-22 | Mud beating amount detector of hydraulic mud gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101834476A CN102021258A (en) | 2009-09-22 | 2009-09-22 | Mud beating amount detector of hydraulic mud gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102021258A true CN102021258A (en) | 2011-04-20 |
Family
ID=43863032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101834476A Pending CN102021258A (en) | 2009-09-22 | 2009-09-22 | Mud beating amount detector of hydraulic mud gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102021258A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102534079A (en) * | 2012-02-13 | 2012-07-04 | 北京科技大学 | Auxiliary device of blast furnace for blast furnace tapping and taphole blockage |
| CN103911476A (en) * | 2014-03-20 | 2014-07-09 | 江苏永钢集团有限公司 | Detection apparatus of blast furnace front mud ramming quantity and control method |
| CN104004870A (en) * | 2014-05-20 | 2014-08-27 | 江苏永钢集团有限公司 | Remote conveying measurement device for pumped mud amount of blast-furnace mud gun |
| CN106115522A (en) * | 2016-08-31 | 2016-11-16 | 中钢集团西安重机有限公司 | A kind of furnace roof stock rod hydraulic control device and method |
| CN106315438A (en) * | 2016-10-31 | 2017-01-11 | 中钢集团西安重机有限公司 | Furnace top stock rod hydraulic control device and method |
| CN108504810A (en) * | 2018-06-14 | 2018-09-07 | 本钢板材股份有限公司 | A kind of hydraulic spray gun plugging amount hydraulic control circuit |
-
2009
- 2009-09-22 CN CN2009101834476A patent/CN102021258A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102534079A (en) * | 2012-02-13 | 2012-07-04 | 北京科技大学 | Auxiliary device of blast furnace for blast furnace tapping and taphole blockage |
| CN103911476A (en) * | 2014-03-20 | 2014-07-09 | 江苏永钢集团有限公司 | Detection apparatus of blast furnace front mud ramming quantity and control method |
| CN104004870A (en) * | 2014-05-20 | 2014-08-27 | 江苏永钢集团有限公司 | Remote conveying measurement device for pumped mud amount of blast-furnace mud gun |
| CN106115522A (en) * | 2016-08-31 | 2016-11-16 | 中钢集团西安重机有限公司 | A kind of furnace roof stock rod hydraulic control device and method |
| CN106115522B (en) * | 2016-08-31 | 2018-11-23 | 中钢集团西安重机有限公司 | A kind of furnace roof stock rod hydraulic control device and method |
| CN106315438A (en) * | 2016-10-31 | 2017-01-11 | 中钢集团西安重机有限公司 | Furnace top stock rod hydraulic control device and method |
| CN108504810A (en) * | 2018-06-14 | 2018-09-07 | 本钢板材股份有限公司 | A kind of hydraulic spray gun plugging amount hydraulic control circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102021258A (en) | Mud beating amount detector of hydraulic mud gun | |
| CN103526948B (en) | The control method of intelligent tensioning system and intelligent tensioning system | |
| CN104295288B (en) | petroleum drilling well depth measuring system and method | |
| CN103278218B (en) | A kind of flow monitoring device for mechanical water meter | |
| CN101852077A (en) | Overflow detection method based on shaft liquid level measurement | |
| CN108730266B (en) | Device and method for measuring internal leakage of hydraulic cylinder | |
| CN100509195C (en) | High accuracy curvature control device and method | |
| CN203365043U (en) | Osmometer | |
| CN201945339U (en) | Gas-liquid two-phase flow online monitoring and metering device | |
| CN102534079A (en) | Auxiliary device of blast furnace for blast furnace tapping and taphole blockage | |
| CN220435131U (en) | Mud flow hydraulic control loop | |
| CN202403683U (en) | Device for monitoring displacement of over cuter of shield machine | |
| CN202576460U (en) | Blast furnace auxiliary device used for blast-furnace casting and taphole blocking | |
| CN203559069U (en) | Hydraulic clay gun knockout quantity detecting device for blast furnace | |
| CN108504810A (en) | A kind of hydraulic spray gun plugging amount hydraulic control circuit | |
| CN212110140U (en) | Mud gun mud-beating amount monitoring device | |
| CN108645458A (en) | A kind of high-precision hydraulic oil stream amount detector and its measurement method | |
| CN102003177B (en) | Hydrogeological parameter observation instrument for underground single drill hole | |
| CN202735856U (en) | Weighing-type liquid flow measurement and control apparatus | |
| CN102410821A (en) | Displacement detection method and device for shield over cutter | |
| CN207598624U (en) | A kind of oil cylinder | |
| CN207423274U (en) | A kind of portable Simple flowmeter | |
| CN201810306U (en) | Hydrogeological parameter observation instrument used for singly drilling underground | |
| CN101308040B (en) | Piston stroke counting device | |
| CN107178361B (en) | Holographic tester and testing method for eccentric layered injection well |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110420 |