CN212719123U - Pneumatic pulse drill shank lubricating system - Google Patents
Pneumatic pulse drill shank lubricating system Download PDFInfo
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- CN212719123U CN212719123U CN202021349579.XU CN202021349579U CN212719123U CN 212719123 U CN212719123 U CN 212719123U CN 202021349579 U CN202021349579 U CN 202021349579U CN 212719123 U CN212719123 U CN 212719123U
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Abstract
The utility model provides a pneumatic pulse drill bit lubricating system, which comprises an air source, an air supply pipeline, an oil storage tank, an oil supply pipeline, a pneumatic pulse pump and a pressure sensor; the device integrates the air supply pipeline and the oil supply pipeline, each oil circuit can control the oil supply operation of the rock drill through one electromagnetic ball valve, the operation is simple and convenient, meanwhile, the adopted pneumatic pulse pump can adjust the stroke quantity of a pump core to change the discharge capacity of the pump, and can also change the working frequency of the pulse pump through rotating a mechanical knob on a pulse generator, the oil quantity of the pulse pump is accurately controlled, and the stable oil quantity can be output after the flow is adjusted, so that the damage to the rock drill bit tail caused by unstable flow is avoided; the pulse generator is adjusted by a mechanical knob, is stable and reliable, is not influenced by the temperature and the humidity in a working environment, and is particularly suitable for a construction environment with high temperature, high humidity and much dust in the rock drilling engineering of an underground tunnel.
Description
Technical Field
The utility model relates to a lubricated technical field of drilling equipment, in particular to pneumatic pulse bore bit tail lubricating system.
Background
In the drilling construction process related to the fields of tunnels, mines, well roadways and the like, a drill bit shank lubricating system is a system for providing continuous lubricating oil for accessories such as drill bit shanks of rock drills, rotary gear boxes, related bearings and the like, and the general working principle is approximately as follows: fully mixing lubricating oil with compressed air, and conveying the mixture to a part needing to be lubricated inside the rock drill through an oil pipe by taking the compressed air as a carrier; traditional bore bit tail lubricating system, pump output flow adjust the oil mass of carrying to the rock drill through increasing the overflow valve on the return circuit, and the unable accurate control of oil mass, and adopt a power supply drive a plurality of pump cores to move together usually, can not control alone according to work rock drill quantity, have increaseed overflow loss. Chinese patent No. CN201620603085 is a three-arm rock drilling trolley rock drilling oil mist lubrication system, wherein three electromagnetic pulse pumps are adopted to respectively and independently convey lubricating oil to a rock drilling machine, the pulse frequency is changed by adjusting a time relay, when the lubricating oil quantity needs to be adjusted, the flow regulation is realized by adjusting a pulse generator, and the pulse generator adjusts the duty ratio to control the working time of an electromagnet so as to adjust the working frequency; the electromagnetic pulse pump is driven and adjusted by the electromagnetic coil, the electromagnetic coil generates heat seriously, certain requirements are required on the temperature, the humidity, the dust, the magnetic field and the like in the environment where the electromagnetic coil can work stably, the electromagnetic coil cannot be repaired after being damaged and only can be replaced, and the maintenance cost is high; therefore, there is a need in the art for a new type of pneumatic pulse shank adapter lubrication system.
SUMMERY OF THE UTILITY MODEL
In order to achieve the purpose, the utility model provides a pneumatic pulse drill bit lubricating system, which comprises an air source, an air supply pipeline, an oil storage tank, a pneumatic pulse pump and a pressure sensor; the pneumatic pulse pump comprises an electromagnetic ball valve, a pulse generator and a pump which are connected in sequence; one end of the air supply pipeline is connected with an air source, the other end of the air supply pipeline is connected with the electromagnetic ball valve, the oil storage tank is connected with an oil inlet of the pump through an oil supply pipeline, the oil storage tank is arranged at a high position and is positioned above the pneumatic pulse pump, lubricating oil in the oil storage tank flows into the pump through the action of gravity, and an exhaust ball valve is arranged in the oil supply pipelines of the oil storage tank and the pump; the air source provides power for the pneumatic pulse pump through the air supply pipeline, the pulse generator is used for controlling the working frequency of the pneumatic pulse pump, lubricating oil and compressed air are mixed in the pneumatic pulse pump and then are conveyed to the rock drill through the oil conveying pipeline, a pressure sensor is arranged between the pneumatic pulse pump and the rock drill and used for monitoring the pressure of the oil way, and therefore the oil supply condition of the rock drill is monitored.
Furthermore, a filtering pressure reducing valve is arranged between the air source and the air supply pipeline.
Further, the device comprises a plurality of air supply pipelines and oil supply pipelines; the number of the air supply pipelines is equal to that of the oil supply pipelines, and the air supply pipelines and the oil supply pipelines are correspondingly arranged in a one-to-one mode.
Further, the number of the air supply pipelines and the oil supply pipelines is three.
Furthermore, a one-way valve is arranged on an oil pipeline between the pneumatic pulse pump and the rock drill.
The utility model discloses following beneficial effect has:
the utility model provides a pneumatic pulse drill bit lubricating system, which comprises an air source, an air supply pipeline, an oil storage tank, a pneumatic pulse pump and a pressure sensor; the device integrates the air supply pipeline and the oil supply pipeline into a whole, each oil circuit can control the normal operation of the oil supply of the rock drill through an electromagnetic ball valve, and meanwhile, the adopted pneumatic pulse pump can change the displacement of the pump by adjusting the stroke quantity of a pump core and can also change the working frequency of the pulse pump by rotating the mechanical knob control on a pulse generator, the oil quantity of the pulse pump is accurately controlled, the flow regulation range is wide, and the device can meet the lubricating requirements of different rock drills; in addition, stable oil quantity can be output after the flow is regulated, repeated regulation is not needed, and damage to a drill bit shank of the rock drill caused by unstable flow due to multiple times of regulation is avoided; meanwhile, the pulse generator is adjusted by a mechanical knob, is stable and reliable, is not influenced by the temperature, the humidity and the magnetic field in the working environment, and is particularly suitable for the construction environment with high temperature, high humidity and much dust in the rock drilling engineering of the underground tunnel.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
FIG. 1 is a schematic diagram of a pneumatic pulse bit shank lubrication system according to the present embodiment;
FIG. 2 is a schematic diagram of the configuration of the air pulse pump of FIG. 1;
the device comprises a gas source 11, a gas source 12, a filtering and reducing valve 13, a gas supply pipeline 14, an oil storage tank 15, an oil supply pipeline 16, a pneumatic pulse pump 17, a pressure sensor 18, an electromagnetic ball valve 19, a pulse generator 20, a pump 21 and an exhaust ball valve.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Referring to fig. 1 to 2, the utility model provides a pneumatic pulse drill bit lubricating system, which comprises an air source 11, an air supply pipeline 13, an oil storage tank 14, a pneumatic pulse pump 16 and a pressure sensor 17; the pneumatic pulse pump comprises an electromagnetic ball valve 18, a pulse generator 19 and a pump 20 which are connected in sequence; one end of the air supply pipeline is connected with an air source, the other end of the air supply pipeline is connected with the electromagnetic ball valve, the oil storage tank 14 is connected with an oil inlet of the pneumatic pulse pump through an oil supply pipeline 15, the oil storage tank is arranged at a high position and is positioned above the pneumatic pulse pump, lubricating oil in the oil storage tank flows into the pump under the action of gravity, an exhaust ball valve 21 is arranged at the bottom of the oil supply pipeline of the oil storage tank 14 and the pump 20, gas in the oil supply pipeline can be discharged through one exhaust ball valve, the lubricating oil can conveniently flow into the pneumatic pulse pump, and after the exhaust ball valve discharges the gas in the oil storage tank and the oil supply pipeline, the pneumatic pulse pump can form negative pressure to fully suck lubricating; in the embodiment, the number of the air supply pipelines and the number of the oil supply pipelines are three, and the air supply pipelines and the oil supply pipelines are correspondingly arranged in a one-to-one manner; the air source provides power for the pneumatic pulse pump through the air supply pipeline, the pulse generator is used for controlling the working frequency of the pneumatic pulse pump, lubricating oil and compressed air are mixed in the pneumatic pulse pump and then are conveyed to the rock drill through the oil conveying pipeline, a one-way valve is arranged on the oil conveying pipeline between the pneumatic pulse pump and the rock drill, pressurized lubricating oil can conveniently and unidirectionally circulate, lubricating oil lubrication of the rock drill is achieved, a pressure sensor is arranged between the pump and the rock drill and used for monitoring the pressure of the oil way, the oil supply condition of the rock drill is monitored, and when the monitored pressure in the oil way is smaller than a threshold value, the lubricating oil cannot be sufficiently conveyed to the rock drill for lubrication due to insufficient power provided by the air source; the integrated three routes of this application device lubricated oil circuit can open alone or close an arbitrary oil circuit according to the user demand of rock drill, and the suitability is high, and this application device is integrated in an organic whole with air supply line and oil supply line simultaneously, every oil circuit through an electromagnetism ball valve alright with the normal operating of control rock drill oil supply, the component use is small in quantity, the fault rate is lower relatively, the performance is more stable.
A filtering and pressure reducing valve 12 is arranged between an air source 11 and an air supply pipeline 13 of the device and used for regulating and obtaining required stable air supply pressure.
The pneumatic pulse pump of the device can change the displacement of the pump by adjusting the stroke of the pump core, can also change the working frequency of the pulse pump by rotating the mechanical knob control on the pulse generator, accurately controls the oil quantity of the pulse pump, has wide flow adjusting range, and can adapt to the lubricating requirements of different rock drills; in addition, stable oil quantity can be output by flow regulation without repeated regulation, and damage to a drill bit shank of the rock drill caused by unstable flow caused by multiple times of regulation is avoided; meanwhile, the pulse generator is adjusted by a mechanical knob, is stable and reliable to adjust, is not influenced by the temperature, the humidity and the magnetic field in the working environment, and is particularly suitable for the construction environment with high temperature, high humidity and much dust in the rock drilling engineering of the underground tunnel.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A pneumatic pulse drill bit shank lubricating system is characterized by comprising an air source, an air supply pipeline, an oil storage tank, a pneumatic pulse pump and a pressure sensor; the pneumatic pulse pump comprises an electromagnetic ball valve, a pulse generator and a pump which are connected in sequence; one end of the air supply pipeline is connected with an air source, the other end of the air supply pipeline is connected with the electromagnetic ball valve, the oil storage tank is connected with an oil inlet of the pump through an oil supply pipeline, the oil storage tank is arranged at a high position and is positioned above the pneumatic pulse pump, lubricating oil in the oil storage tank flows into the pump through the action of gravity, and an exhaust ball valve is arranged in the oil supply pipelines of the oil storage tank and the pump; the air source provides power for the pneumatic pulse pump through the air supply pipeline, the pulse generator is used for controlling the working frequency of the pneumatic pulse pump, lubricating oil and compressed air are mixed in the pneumatic pulse pump and then are conveyed to the rock drill through the oil conveying pipeline, a pressure sensor is arranged between the pneumatic pulse pump and the rock drill and used for monitoring the pressure of the oil way, and therefore the oil supply condition of the rock drill is monitored.
2. The pneumatic pulse shank lubrication system according to claim 1, wherein a filter pressure reducing valve is provided between the gas source and the gas supply line.
3. The pneumatic pulse shank adapter lubrication system according to claim 2, comprising a plurality of air supply lines and oil supply lines; the number of the air supply pipelines is equal to that of the oil supply pipelines, and the air supply pipelines and the oil supply pipelines are correspondingly arranged in a one-to-one mode.
4. The pneumatic pulse shank lubrication system according to claim 3, wherein the number of the air supply line and the oil supply line is three.
5. A pneumatic pulse shank adapter lubrication system according to any one of claims 1 to 4, wherein a check valve is provided in the oil line between the pneumatic pulse pump and the rock drill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021349579.XU CN212719123U (en) | 2020-07-10 | 2020-07-10 | Pneumatic pulse drill shank lubricating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021349579.XU CN212719123U (en) | 2020-07-10 | 2020-07-10 | Pneumatic pulse drill shank lubricating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212719123U true CN212719123U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021349579.XU Active CN212719123U (en) | 2020-07-10 | 2020-07-10 | Pneumatic pulse drill shank lubricating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212719123U (en) |
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2020
- 2020-07-10 CN CN202021349579.XU patent/CN212719123U/en active Active
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