CN215444558U - Detection platform of mining rock drill - Google Patents
Detection platform of mining rock drill Download PDFInfo
- Publication number
- CN215444558U CN215444558U CN202121546421.6U CN202121546421U CN215444558U CN 215444558 U CN215444558 U CN 215444558U CN 202121546421 U CN202121546421 U CN 202121546421U CN 215444558 U CN215444558 U CN 215444558U
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- oil
- rock drill
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- hydraulic pump
- valve
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Abstract
The utility model discloses a detection platform of a mining rock drill, which comprises a platform body for fixing the rock drill to be detected and a hydraulic system fixedly arranged relative to the platform body; the hydraulic system comprises an oil tank, a hydraulic pump, a pressure gauge, a main flow regulating valve, a main overflow valve, a pressure reducing valve and a flowmeter; an oil inlet of the hydraulic pump is communicated with an oil tank, and an oil outlet of the hydraulic pump is communicated with an oil inlet of the rock drill to be tested sequentially through a pressure reducing valve and a flowmeter; the flowmeter is provided with a built-in flow regulating valve; an oil return port of the rock drill to be tested is communicated with an oil tank through an oil return pipeline; the oil outlet of the hydraulic pump is also connected with a pressure gauge, and the oil outlet of the hydraulic pump is also communicated with an oil return pipeline through a main overflow valve and a main flow regulating valve which are connected in parallel. The utility model realizes the test operation detection of the rock drill and avoids the problems of low efficiency and influence on normal operation caused by repeated disassembly and assembly on the spot.
Description
Technical Field
The utility model relates to a detection platform for detecting a rock drill for a mine.
Background
In a metal mine, the core components of a rock drilling trolley of ore falling main force equipment and an anchor rod trolley of supporting main force equipment are rock drills. During construction, anchor cable holes and other drilled holes need to be drilled in the rock wall by means of rotation and impact force of the rock drilling machine. After the rock drill is used for a period of time, the problems of leakage, insufficient power and the like are inevitable, the normal operation of equipment is influenced, and the seal, various damaged parts and the like need to be disassembled, inspected and replaced.
At present, after the rock drill is repaired, the rock drill is directly installed on equipment without detection, and the problems of leakage, insufficient power and the like of the rock drill still often occur. In this case the rock drill needs to be removed again for secondary maintenance. The rock drill is complex to disassemble and assemble, and the secondary maintenance prolongs the fault downtime of the equipment due to the lower underground operation efficiency, so that the normal operation efficiency is seriously influenced.
Therefore, how to detect whether the rock drill after maintenance can work normally is a problem which needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a detection platform of a mining rock drill, which aims to: the test operation detection of the rock drill after maintenance is realized, and the influence of secondary disassembly and assembly maintenance on normal operation is avoided.
The technical scheme of the utility model is as follows:
a detection platform of a mine rock drill comprises a platform body for fixing the rock drill to be detected and a hydraulic system fixedly arranged relative to the platform body;
the hydraulic system comprises an oil tank, a hydraulic pump, a pressure gauge, a main flow regulating valve, a main overflow valve, a pressure reducing valve and a flowmeter;
an oil inlet of the hydraulic pump is communicated with the oil tank, and an oil outlet of the hydraulic pump is communicated with an oil inlet of the rock drill to be tested sequentially through a pressure reducing valve and a flowmeter;
the flowmeter is provided with a built-in flow regulating valve;
an oil return port of the rock drill to be tested is communicated with the oil tank through an oil return pipeline;
the oil outlet of the hydraulic pump is also connected with a pressure gauge, and is communicated with the oil return pipeline through a main overflow valve and a main flow regulating valve which are connected in parallel.
As a further improvement of the present platform: the hydraulic system also includes a cooling system.
As a further improvement of the present platform: the cooling system comprises a circulating pump and a radiator;
an oil inlet of the circulating pump is communicated with the oil tank, and an oil outlet of the circulating pump is communicated with the oil tank through a heat exchange pipeline; the radiator is arranged at the heat exchange pipeline and used for reducing the temperature of hydraulic oil in the heat exchange pipeline.
As a further improvement of the present platform: the pressure gauge is provided with a switch valve.
As a further improvement of the present platform: and the oil tank is also provided with a liquid level meter.
As a further improvement of the present platform: an oil suction filter is arranged at an oil inlet of the hydraulic pump.
As a further improvement of the present platform: and a high-pressure oil filter is arranged at an oil outlet of the hydraulic pump.
As a further improvement of the present platform: and an oil return filter is arranged at an oil outlet of the oil return pipeline.
Compared with the prior art, the utility model has the following beneficial effects: (1) the device realizes the test operation of the rock drill by providing the same driving conditions as the actual operation for the rock drill, can further observe whether the working state of the rock drill is normal or not through a flowmeter and a pressure gauge, can timely carry out secondary maintenance if the problems of leakage, insufficient power and the like are found, and avoids the problems of low efficiency and influence on normal operation caused by repeated on-site disassembly and assembly; (2) the flow can be slowly improved and the pressure can be gradually built through the main flow regulating valve, the main overflow valve and the built-in flow regulating valve in the flowmeter, so that the rock drill is prevented from being damaged due to high-frequency starting operation; (3) the cooling system can ensure that the oil temperature in the oil tank is in a proper range, reduce interference factors of detection operation and improve the reliability of detection results; (4) the hydraulic system is provided with a plurality of groups of oil filters, so that the cleanness of hydraulic oil is ensured, and the blockage of an internal oil way of the rock drill is avoided.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical scheme of the utility model is explained in detail in the following with the accompanying drawings:
referring to fig. 1, an inspection platform for a rock drilling machine for mining use includes a table body 17 for holding a rock drilling machine 10 to be inspected. The table body 17 is similar to a conventional experiment table, preferably adopts an iron casting or steel frame structure, is provided with a plurality of groups of threaded holes corresponding to the positions of mounting holes of the rock drilling machine, and is convenient for mounting the rock drilling machine 10 to be tested with different models (such as 200 models, X5 models and the like).
The testing platform further comprises a hydraulic system fixedly arranged relative to said table body 17.
The hydraulic system comprises an oil tank 1, a hydraulic pump 16, a pressure gauge 7, a main flow regulating valve 5, a main overflow valve 4, a pressure reducing valve 8 and a flowmeter 9.
An oil inlet of the hydraulic pump 16 is communicated with the oil tank 1, and an oil outlet of the hydraulic pump is communicated with an oil inlet of the rock drill 10 to be tested sequentially through a reducing valve 8 and a flowmeter 9.
The hydraulic pump 16 is an external gear pump, the power of the adopted motor is 45Kw, and the starting mode is star-delta starting.
An oil suction oil filter 15 is arranged at an oil inlet of the hydraulic pump 16, and a high-pressure oil filter 6 is arranged at an oil outlet of the hydraulic pump. The oil suction filter 15 can protect the hydraulic pump 16, and the high-pressure oil filter 6 can ensure the cleanness of hydraulic oil in a subsequent pipeline.
The pressure reducing valve 8 plays a role in reducing and stabilizing pressure in a hydraulic circuit. The flow meter 9 is provided with a built-in flow regulating valve.
And an oil return port of the rock drill 10 to be tested is communicated with the oil tank 1 through an oil return pipeline. And an oil return filter 3 is arranged at an oil outlet of the oil return pipeline, so that the cleanness of oil return is ensured.
The oil outlet of the hydraulic pump 16 is also connected with a pressure gauge 7, and the pressure gauge 7 is provided with a switch valve. The pressure gauge 7 is used for displaying the impact pressure value.
The oil outlet of the hydraulic pump 16 is also communicated with the oil return pipeline through a main overflow valve 4 and a main flow regulating valve 5 which are connected in parallel. The main flow regulating valve 5 is used for regulating the flow of the main loop, and the main overflow valve 4 is used for playing a safety protection role.
Further, the hydraulic system further comprises a cooling system. Specifically, the cooling system includes a circulation pump 12 and a radiator 11; an oil inlet of the circulating pump 12 is communicated with the oil tank 1, and an oil outlet of the circulating pump 12 is communicated with the oil tank 1 through a heat exchange pipeline to drive hydraulic oil to circulate. The radiator 11 includes a heat dissipation fan, which is disposed at the heat exchange pipeline and used for reducing the temperature of the hydraulic oil circulating in the heat exchange pipeline.
The oil tank 1 is also provided with an oil filling port 13, a liquid level meter 14 and an oil drain switch 2. The oil filling port 13 is used for adding hydraulic oil, has pressure and is used for keeping the pressure in the oil tank 1 to be 1.5bar positive pressure. The level gauge 14 is used for observing the level of the hydraulic oil in the hydraulic oil tank 1. And the oil drain switch 2 is used for replacing hydraulic oil and cleaning the bottom of the oil tank 1.
The detection process is as follows:
And step 3, starting the hydraulic pump 16.
And 5, slowly opening an oil inlet throttle valve of the rock drill 10 to be tested.
And 6, slowly closing the main flow regulating valve 5, properly opening a built-in flow regulating valve of the flowmeter 9, and slowly driving the rock drill to perform actions such as impact and the like.
And 7, slowly increasing the flow and slowly increasing the impact frequency. And (5) observing the impact pressure through a pressure gauge 7, and observing the working condition of the rock drill 10 to be tested.
It is noted that the impact pressure of the rock drill in the no-load test must not exceed 120bar, and the rock drill is strictly prohibited from long-time high-pressure high-frequency operation in the no-load condition.
Claims (8)
1. The utility model provides a detection platform of mining rock drill, is including being used for fixed rock drill (10) that awaits measuring stage body (17), its characterized in that: the hydraulic system is fixedly arranged relative to the table body (17);
the hydraulic system comprises an oil tank (1), a hydraulic pump (16), a pressure gauge (7), a main flow regulating valve (5), a main overflow valve (4), a pressure reducing valve (8) and a flowmeter (9);
an oil inlet of the hydraulic pump (16) is communicated with the oil tank (1), and an oil outlet is communicated with an oil inlet of the rock drill (10) to be tested sequentially through a pressure reducing valve (8) and a flowmeter (9);
the flowmeter (9) is provided with a built-in flow regulating valve;
an oil return port of the rock drill (10) to be tested is communicated with the oil tank (1) through an oil return pipeline;
the oil outlet of the hydraulic pump (16) is further connected with a pressure gauge (7), and the oil outlet of the hydraulic pump (16) is further communicated with the oil return pipeline through a main overflow valve (4) and a main flow regulating valve (5) which are connected in parallel.
2. The inspection platform for mine rock drills according to claim 1 in which: the hydraulic system also includes a cooling system.
3. The inspection platform for mine rock drills according to claim 2 in which: the cooling system comprises a circulation pump (12) and a radiator (11);
an oil inlet of the circulating pump (12) is communicated with the oil tank (1), and an oil outlet of the circulating pump is communicated with the oil tank (1) through a heat exchange pipeline; the radiator (11) is arranged at the heat exchange pipeline and used for reducing the temperature of hydraulic oil in the heat exchange pipeline.
4. The inspection platform for mine rock drills according to claim 1 in which: the pressure gauge (7) is provided with a switch valve.
5. The inspection platform for mine rock drills according to claim 1 in which: the oil tank (1) is also provided with a liquid level meter (14).
6. A testing platform for a mine rock drill according to any one of claims 1 to 5 wherein: an oil suction filter (15) is arranged at an oil inlet of the hydraulic pump (16).
7. A testing platform for a mine rock drill according to any one of claims 1 to 5 wherein: and a high-pressure oil filter (6) is arranged at an oil outlet of the hydraulic pump (16).
8. A testing platform for a mine rock drill according to any one of claims 1 to 5 wherein: and an oil return filter (3) is arranged at an oil outlet of the oil return pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121546421.6U CN215444558U (en) | 2021-07-08 | 2021-07-08 | Detection platform of mining rock drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121546421.6U CN215444558U (en) | 2021-07-08 | 2021-07-08 | Detection platform of mining rock drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215444558U true CN215444558U (en) | 2022-01-07 |
Family
ID=79715503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121546421.6U Expired - Fee Related CN215444558U (en) | 2021-07-08 | 2021-07-08 | Detection platform of mining rock drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215444558U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115356141A (en) * | 2022-10-21 | 2022-11-18 | 北京科技大学 | Impact performance testing system and method for hydraulic rock drill |
| CN116928177A (en) * | 2023-07-21 | 2023-10-24 | 徐州徐工基础工程机械有限公司 | Energy recovery system and recovery method for performance test of hydraulic rock drill |
-
2021
- 2021-07-08 CN CN202121546421.6U patent/CN215444558U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115356141A (en) * | 2022-10-21 | 2022-11-18 | 北京科技大学 | Impact performance testing system and method for hydraulic rock drill |
| CN116928177A (en) * | 2023-07-21 | 2023-10-24 | 徐州徐工基础工程机械有限公司 | Energy recovery system and recovery method for performance test of hydraulic rock drill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |