CN216554743U - Hydraulic mud gun mud-shooting amount detection device - Google Patents
Hydraulic mud gun mud-shooting amount detection device Download PDFInfo
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- CN216554743U CN216554743U CN202122714067.XU CN202122714067U CN216554743U CN 216554743 U CN216554743 U CN 216554743U CN 202122714067 U CN202122714067 U CN 202122714067U CN 216554743 U CN216554743 U CN 216554743U
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Abstract
The utility model relates to the technical field of blast furnace stokehole control auxiliary equipment, in particular to a hydraulic mud gun mud beating amount detection device. Including hydraulic cylinder, hydraulic pressure station and controller, hydraulic cylinder includes oil inlet and oil-out, be provided with the main oil pipe that is used for exporting hydraulic oil on the hydraulic pressure station, still include two three solenoid valves of type that normally close, main oil pipe is connected to the entry of two three solenoid valves of type that normally close, the export of two three solenoid valves of type that normally close is connected to the oil-out through second oil pipe, the oil drain port of two three solenoid valves of type that normally close is connected to measuring device through third oil pipe, measuring device still has the third solenoid valve through the pipe connection, the third solenoid valve passes through pipe connection to the hydraulic pressure station, measuring device electric connection is to the controller. The calculated mud beating amount is accurate.
Description
Technical Field
The utility model relates to the technical field of blast furnace stokehole control auxiliary equipment, in particular to a hydraulic mud gun mud beating amount detection device.
Background
The mud gun is a key device in front of the blast furnace and is used for blocking and loosening a taphole of the blast furnace. The mud beating mechanism of the existing mud gun is generally mainly composed of a hydraulic oil cylinder arranged in a mud gun barrel and a mud beating piston fixed at the extending end of the piston of the hydraulic oil cylinder. The depth of the taphole and the stability of the taphole are directly influenced by the mud beating amount of the mud gun, and the production is adversely affected by too much or too little mud beating amount.
The patent with application number 201320616029.3 discloses a mud beating amount detection device for a hydraulic mud gun for a blast furnace, which adopts a flow meter connected in series with an oil inlet of a hydraulic oil pipe, calculates the flow rate of hydraulic oil according to the numerical value of the flow meter, and then calculates the mud beating amount according to the flow meter of the hydraulic oil. However, in the actual working process, the flow rate of the hydraulic oil is constantly changed, the compression degree of the hydraulic oil is also changed, and the flow rate calculated through integration is inaccurate due to the limitation of the sensitivity and the sampling times of the flowmeter, so that the calculated mud beating amount is also inaccurate.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a hydraulic mud gun mud-beating amount detection device aiming at the technical defects, a normally closed two-position three-way electromagnetic valve is arranged on a pipeline of an oil outlet of a hydraulic oil cylinder, an oil outlet of the normally closed two-position three-way electromagnetic valve is connected to a measurement device through an oil pipe, the mud-beating amount can be calculated according to the liquid level in the measurement device, and the accuracy is high.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a hydraulic mud gun mud beating amount detection device comprises a hydraulic oil cylinder, a hydraulic station and a controller, wherein the hydraulic oil cylinder comprises an oil inlet and an oil outlet, a main oil pipe used for outputting hydraulic oil is arranged on the hydraulic station, the hydraulic station further comprises a normally-open two-position three-way electromagnetic valve and a normally-closed two-position three-way electromagnetic valve, the main oil pipe is respectively connected to inlets of the normally-open two-position three-way electromagnetic valve and the normally-closed two-position three-way electromagnetic valve, an outlet of the normally-open two-position three-way electromagnetic valve is connected to the oil inlet through a first oil pipe, an oil discharge port of the normally-open two-position three-way electromagnetic valve is connected to the hydraulic station through a pipeline, an outlet of the normally-closed two-position three-way electromagnetic valve is connected to the oil outlet through a second oil pipe, an oil discharge port of the normally-closed two-position three-way electromagnetic valve is connected to a measurement device through a third oil pipe, and the measurement device is further connected with a third electromagnetic valve through a pipeline, the third solenoid valve is connected to the hydraulic station through a pipe.
The measuring device is barrel-shaped, an inlet and an outlet are arranged on the side surface of the measuring device, the position of the outlet is higher than that of the inlet, the inlet is connected to an oil discharge port of the normally closed two-position three-way electromagnetic valve through a pipeline, and the outlet is connected to a third electromagnetic valve through a pipeline; and a drop-in liquid level meter is arranged at the bottom inside the measuring device.
The third electromagnetic valve is a normally closed two-position two-way electromagnetic valve.
Compared with the prior art, the utility model has the following advantages: 1. the throw-in type liquid level meter is arranged in the measuring device, so that the height of the liquid level in the measuring device can be accurately measured, the oil quantity discharged by the hydraulic oil cylinder can be calculated, and the mud beating quantity can be calculated conveniently; 2. the measuring device is arranged on a pipeline of an oil outlet of the hydraulic oil cylinder, pressure change of the hydraulic oil is small, and the compression degree is basically unchanged, so that the result is more accurate.
Drawings
Fig. 1 is a schematic composition diagram of a hydraulic mud gun mud-striking amount detection device.
Fig. 2 is a schematic structural diagram of a measuring device of a hydraulic mud gun mud-beating amount detecting device.
In the figure: 1. a hydraulic cylinder; 11. an oil inlet; 12. an oil outlet; 2. a first oil pipe; 3. a normally open two-position three-way electromagnetic valve; 4. a main oil pipe; 5. a second oil pipe; 6. a normally closed two-position three-way electromagnetic valve; 7. a third oil pipe; 8. a measuring device; 81. an inlet; 82. an outlet port; 83. a drop-in level gauge; 9. a third electromagnetic valve; 10. and a hydraulic station.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The specific implementation mode is as follows: referring to fig. 1-2, a hydraulic mud gun mud-beating amount detection device comprises a hydraulic oil cylinder 1, a hydraulic station 10 and a controller, wherein the hydraulic oil cylinder 1 comprises an oil inlet 11 and an oil outlet 12, a main oil pipe 4 for outputting hydraulic oil is arranged on the hydraulic station 10, the hydraulic station further comprises a normally-open two-position three-way electromagnetic valve 3 and a normally-closed two-position three-way electromagnetic valve 6, the main oil pipe 4 is respectively connected to inlets of the normally-open two-position three-way electromagnetic valve 3 and the normally-closed two-position three-way electromagnetic valve 6, an outlet of the normally-open two-position three-way electromagnetic valve 3 is connected to the oil inlet 11 through a first oil pipe 2, an oil discharge port of the normally-open two-position three-way electromagnetic valve 3 is connected to the hydraulic station 10 through a pipeline, an outlet of the normally-closed two-position three-way electromagnetic valve 6 is connected to the oil outlet 12 through a second oil pipe 5, an oil discharge port of the normally-closed two-position three-way electromagnetic valve 6 is connected to a measuring device 8 through a third oil pipe 7, a measuring device 8 is provided for measuring the amount of oil discharged from the oil outlet 12, said measuring device 8 being further connected by a conduit to a third solenoid valve 9, said third solenoid valve 9 being connected by a conduit to a hydraulic station 10. All solenoid valves, the hydraulic station 10 and the measuring device 8 are electrically connected to the controller.
The measuring device 8 is in a cylindrical shape, the upper diameter and the lower diameter of the measuring device are consistent, the side surface of the measuring device is provided with an inlet 81 and a discharge port 82, the inlet 81 is connected to an oil discharge port of the normally closed two-position three-way electromagnetic valve 6 through a pipeline, and the discharge port 82 is connected to the third electromagnetic valve 9 through a pipeline; the bottom inside the measuring device 8 is provided with a drop-in level gauge 83. The discharge port 82 is located at a position slightly higher than the inlet 81, so that impact on the liquid level caused by falling of hydraulic oil from the air can be avoided, and inaccurate measurement of the drop-in liquid level meter 83 due to the impact can be avoided.
The third electromagnetic valve 9 is a normally closed two-position two-way electromagnetic valve, and when the valve is opened, the hydraulic oil in the measuring device 8 can be discharged to the hydraulic station 10.
The working principle and the process are as follows: referring to fig. 1-2, hydraulic oil output from the hydraulic station 10 enters the hydraulic cylinder 1 through the main oil pipe 4, the normally open two-position three-way solenoid valve 3, the first oil pipe 2 and the oil inlet 11, and a piston of the hydraulic cylinder 1 is pushed to extend out to push a mud-beating piston to beat mud, at this time, hydraulic oil in the small cavity (the piston divides the interior of the hydraulic cylinder 1 into two parts, namely a large cavity and a small cavity, which are close to the oil inlet 11, and a small cavity, which is close to the oil outlet 12) flows into the measuring device 8 through the oil outlet 12, the second oil pipe 5, the normally closed two-position three-way solenoid valve 6 and the third oil pipe 7, at this time, the third solenoid valve 9 is in a closed state, the liquid level in the measuring device 8 rises, the input liquid level meter 83 can transmit measured values to the controller, and the controller can calculate the mud-beating amount according to the values of the input liquid level meter 83. When the measurement is completed, the third solenoid valve 9 is opened, and the hydraulic oil in the measuring device 8 above the discharge port 82 is discharged to the hydraulic station 10 for the next measurement.
When the piston of the hydraulic oil cylinder 1 needs to retract, hydraulic oil output by the hydraulic station 10 enters the small cavity of the hydraulic oil cylinder 1 through the main oil pipe 4, the normally closed two-position three-way electromagnetic valve 6, the second oil pipe 5 and the oil outlet 12 to push the piston to retract, and at the moment, the hydraulic oil in the large cavity flows into the hydraulic station 10 through the oil inlet 11, the first oil pipe 2 and the oil outlet and the pipeline of the normally open two-position three-way electromagnetic valve 3.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (4)
1. The utility model provides a hydraulic pressure mud gun mud-shooting amount detection device, includes hydraulic cylinder (1), hydraulic pressure station (10) and controller, hydraulic cylinder (1) includes oil inlet (11) and oil-out (12), be provided with main oil pipe (4) that are used for exporting hydraulic oil on hydraulic pressure station (10), its characterized in that: still include two three solenoid valves of type that close normally (6), main oil pipe (4) are connected to the entry of two three solenoid valves of type that close normally (6), the export of two three solenoid valves of type that close normally (6) is connected to oil-out (12) through second oil pipe (5), the oil drain port of two three solenoid valves of type that close normally (6) is connected to measuring device (8) through third oil pipe (7), measuring device (8) still have third solenoid valve (9) through pipe connection, third solenoid valve (9) are connected to hydraulic pressure station (10) through the pipeline, measuring device (8) electric connection is to the controller.
2. The hydraulic mud gun mud-beating amount detection device according to claim 1, characterized in that: the measuring device (8) is barrel-shaped, an inlet (81) and an outlet (82) are arranged on the side surface of the measuring device, the position of the outlet (82) is higher than that of the inlet (81), the inlet (81) is connected to an oil discharge port of the normally closed two-position three-way electromagnetic valve (6) through a pipeline, and the outlet (82) is connected to a third electromagnetic valve (9) through a pipeline; the bottom inside the measuring device (8) is provided with a drop-in liquid level meter (83).
3. The hydraulic mud gun mud-beating amount detection device according to claim 1, characterized in that: the third electromagnetic valve (9) is a normally closed two-position two-way electromagnetic valve.
4. The hydraulic mud gun mud amount detection device according to any one of claims 1 to 3, characterized in that: still include two three solenoid valve of normal open type (3), main oil pipe (4) are connected to the entry of two three solenoid valve of normal open type (3), the export of two three solenoid valve of normal open type (3) is connected to oil inlet (11) through first oil pipe (2), the oil drain port of two three solenoid valve of normal open type (3) is through pipe connection to hydraulic pressure station (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122714067.XU CN216554743U (en) | 2021-11-08 | 2021-11-08 | Hydraulic mud gun mud-shooting amount detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122714067.XU CN216554743U (en) | 2021-11-08 | 2021-11-08 | Hydraulic mud gun mud-shooting amount detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216554743U true CN216554743U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122714067.XU Active CN216554743U (en) | 2021-11-08 | 2021-11-08 | Hydraulic mud gun mud-shooting amount detection device |
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| CN (1) | CN216554743U (en) |
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2021
- 2021-11-08 CN CN202122714067.XU patent/CN216554743U/en active Active
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