CN111395957A - Power system of rotary drilling rig and rotary drilling rig - Google Patents

Power system of rotary drilling rig and rotary drilling rig Download PDF

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Publication number
CN111395957A
CN111395957A CN202010319873.4A CN202010319873A CN111395957A CN 111395957 A CN111395957 A CN 111395957A CN 202010319873 A CN202010319873 A CN 202010319873A CN 111395957 A CN111395957 A CN 111395957A
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CN
China
Prior art keywords
radiator
drilling rig
rotary drilling
engine
power system
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
Application number
CN202010319873.4A
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Chinese (zh)
Inventor
陈素梅
刘宏刚
郑春红
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Sany Heavy Machinery Ltd
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Sany Heavy Machinery Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sany Heavy Machinery Ltd filed Critical Sany Heavy Machinery Ltd
Priority to CN202010319873.4A priority Critical patent/CN111395957A/en
Publication of CN111395957A publication Critical patent/CN111395957A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/022—Control of the drilling operation; Hydraulic or pneumatic means for activation or operation
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B3/00—Rotary drilling
    • E21B3/02—Surface drives for rotary drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/026—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting having auxiliary platforms, e.g. for observation purposes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/029—Expansion reservoirs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P5/04—Pump-driving arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
    • F02B29/04—Cooling of air intake supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M31/00—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture
    • F02M31/20—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/04—Special measures taken in connection with the properties of the fluid
    • F15B21/042—Controlling the temperature of the fluid
    • F15B21/0423—Cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P5/04—Pump-driving arrangements
    • F01P2005/046—Pump-driving arrangements with electrical pump drive
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/62—Cooling or heating means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Thermal Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Component Parts Of Construction Machinery (AREA)

Abstract

The invention provides a rotary drilling rig power system and a rotary drilling rig, and relates to the technical field of engineering machinery, wherein the rotary drilling rig power system comprises: the oil tank is arranged in the middle of the supporting platform and is vertical to the front and back directions of the supporting platform, and the radiator and the engine are arranged on two sides of the oil tank; the engine is arranged along the front-back direction of the supporting platform and is respectively communicated with the oil tank and the radiator. The power system of the rotary drilling rig provided by the invention solves the technical problem of high transportation cost of the rotary drilling rig in the prior art.

Description

Power system of rotary drilling rig and rotary drilling rig
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a rotary drilling rig power system and a rotary drilling rig.
Background
The rotary drilling rig is a multipurpose piling machine, mainly performs operations such as drilling, rock drilling and the like, and is widely applied to facility construction of railways, bridges, high buildings and the like. The rotary drilling rig generally has longer working time, and in order that the engine does not have high temperature, the engine is generally placed at the rear half part of the whole rotary drilling rig, and the direction of the engine is vertical to the direction of a cab. The engine is provided with a fan, the radiator is placed on the front side of the engine fan, and the heat in the radiator is taken away by the fan.
Because the engine is placed at the rear side, the height of the rear side of the whole rotary drilling rig is high, the working device of the rotary drilling rig cannot be directly laid down due to the limitation of the height, the whole working device of the rotary drilling rig needs to be disassembled when the rotary drilling rig is moved at each time, and the workload is quite large. After disassembly, the working device is transported to a desired location using a flat car and then assembled using a crane.
The rotary drilling rig in the prior art has the following problems:
the engine is arranged on the rear side of the rotary drilling rig, and the arrangement direction of the engine is perpendicular to the arrangement direction of the working device. Because the whole height is limited by the height of the engine, the working device of the rotary drilling rig cannot be directly flattened, the working device needs to be disassembled during transportation or movement at each time, manpower, material resources and time are wasted, and the transportation cost is high.
Disclosure of Invention
The invention provides a power system of a rotary drilling rig, which aims to solve the technical problem that the rotary drilling rig in the related art is high in transportation cost.
In a first aspect, the present invention provides a power system of a rotary drilling rig, comprising: the oil tank is arranged in the middle of the supporting platform, the radiator and the engine are arranged on two sides of the oil tank along the direction perpendicular to the front and back directions of the supporting platform;
the engine is arranged along the front-back direction of the supporting platform and is respectively communicated with the oil tank and the radiator.
With reference to the first possible implementation manner of the first aspect, the present invention provides a second possible implementation manner of the first aspect, wherein the engine is disposed on the right side of the oil tank and the radiator is disposed on the left side of the oil tank in the front-rear direction of the support platform.
With reference to the first possible implementation manner of the first aspect, the invention provides a third possible implementation manner of the first aspect, and the rotary drilling rig power system further includes a first expansion water tank, and the first expansion water tank is arranged above the radiator and is communicated with the radiator.
With reference to the third possible implementation manner of the first aspect, the invention provides a fourth possible implementation manner of the first aspect, and the rotary drilling rig power system further comprises a second expansion water tank, and the second expansion water tank is arranged in the front upper portion of the engine and is communicated with the engine.
With reference to the fourth possible implementation manner of the first aspect, the invention provides a fifth possible implementation manner of the first aspect, and the installation height of the first expansion tank is 45 mm-55 mm higher than that of the second expansion tank.
With reference to the fourth possible implementation manner of the first aspect, the present invention provides a sixth possible implementation manner of the first aspect, wherein the second expansion tank includes a pressure cover, a tank body, and a joint, the joint is mounted at a lower end of the tank body and is respectively communicated with the tank body and the engine, and the pressure cover is disposed above the tank body.
With reference to the third possible implementation manner of the first aspect, the present invention provides a seventh possible implementation manner of the first aspect, where the radiator includes an intercooler, a water radiator, a hydraulic oil radiator, and a fuel oil radiator, the water radiator and the hydraulic oil radiator are distributed along a front-rear direction of the support platform, and the first expansion tank is disposed above the water radiator and is communicated with the water radiator;
the intercooler is located the water is scattered with the upper right side of hydraulic oil is scattered, the fuel radiator is located hydraulic oil is scattered right side below.
With reference to the first possible implementation manner of the first aspect, the invention provides an eighth possible implementation manner of the first aspect, and the rotary drilling rig power system further includes a cooling fan and a fan driving member, the cooling fan is arranged opposite to the radiator, and the fan driving member is in transmission connection with the cooling fan.
With reference to the eighth possible implementation manner of the first aspect, the present invention provides a ninth possible implementation manner of the first aspect, wherein the fan driving part includes a motor, and a driving end of the motor is in transmission connection with the heat dissipation fan.
The invention provides a rotary drilling rig in a second aspect, so as to relieve the technical problem that the rotary drilling rig in the related art is high in transportation cost.
In a second aspect, the rotary drilling rig provided by the invention comprises the power system of the rotary drilling rig provided by the first aspect.
The invention provides a power system of a rotary drilling rig and the rotary drilling rig, wherein the power system of the rotary drilling rig comprises: the oil tank is arranged in the middle of the supporting platform and is vertical to the front and back directions of the supporting platform, and the radiator and the engine are arranged on two sides of the oil tank; the engine is arranged along the front-back direction of the supporting platform and is respectively communicated with the oil tank and the radiator. Compared with the prior art, the engine and the radiator in the rotary drilling rig power system are positioned on two sides of the oil tank, and the engine is arranged in the front and at the back, so that the engine and the radiator are arranged away from the working device, the working device is opposite to the oil tank when being folded, and the engine and the radiator are positioned on two sides of the working device. When the rotary drilling rig is transported or moved, the working device can be directly flattened without being disassembled, so that the manpower, material resources and time are saved, and the transportation cost of the rotary drilling rig is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a top view of a power system of a rotary drilling rig according to an embodiment of the present invention;
fig. 2 is a front view of a power system of a rotary drilling rig according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a second expansion water tank in a power system of the rotary drilling rig provided by the embodiment of the invention;
fig. 4 is a schematic structural diagram of a radiator in a power system of a rotary drilling rig according to an embodiment of the present invention.
Icon: 100-a support platform; 110-vertical plate; 200-an engine; 300-a fuel tank; 400-a heat sink; 410-an intercooler; 420-water powder; 430-hydraulic oil dispersion; 440-a fuel radiator; 450-a mounting frame; 500-a first expansion tank; 510-a first hose; 600-a second expansion tank; 610-a pressure cap; 620-box body; 630-a linker; 640-a connecting plate; 700-a heat dissipation fan; 800-motor.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, a power system of a rotary drilling rig according to an embodiment of the present invention includes: the engine comprises a supporting platform 100, an engine 200, an oil tank 300 and a radiator 400, wherein the oil tank 300 is arranged in the middle of the supporting platform 100, the radiator 400 and the engine 200 are arranged on two sides of the oil tank 300 along the direction perpendicular to the front and back directions of the supporting platform 100; the engine 200 is disposed in the front-rear direction of the support platform 100 and communicates with the oil tank 300 and the radiator 400, respectively.
Specifically, the engine 200, the oil tank 300, and the radiator 400 are all fixedly mounted on the support platform 100. In some embodiments, the engine 200 is disposed on the left side of the oil tank 300, and the radiator 400 is disposed on the right side of the oil tank 300, and in this embodiment, the engine 200 is disposed on the right side of the oil tank 300, and the radiator 400 is disposed on the left side of the oil tank 300 in the front-rear direction of the support platform 100.
As shown in fig. 1, the oil tank 300 is located in the middle of the support platform 100, and the engine 200 is located at the rear right of the oil tank 300 and is disposed along the front-rear direction of the support platform 100, so that the maintenance of the engine 200 is facilitated. The radiator 400 is located at the left rear of the oil tank 300. As shown in fig. 2, the vertical height of the oil tank 300 is smaller than the vertical height of the engine 200 and the vertical height of the radiator 400, when the working device of the rotary drilling rig needs to be leveled, the working device is opposite to the oil tank 300, and the engine 200 and the radiator 400 are located on two sides of the working device, so that leveling of the working device is avoided being affected.
When the engine 200 is transversely placed on the rotary drilling rig, the left side of the engine 200 is a counterweight, the right side of the engine 200 is a winding of a steel wire rope, the front side is heat dissipation, and the rear side is a hydraulic pump. And because the length and the width of the whole machine are limited, the maintenance space of the engine 200 is limited, and parts need to be disassembled to be maintained each time a belt is replaced or the engine 200 is maintained. The belt of the engine 200 is frequently checked and maintained, the overhaul space is limited, and the maintenance convenience of the whole power system is poor.
In order to solve the above problem, in the present embodiment, the engine 200 is provided separately from the radiator 400, the engine 200 is located at the right rear of the support platform 100, and the radiator 400 is located at the left rear of the support platform 100. The radiator 400 and the engine 200 are independently arranged, so that the installation of the radiator 400 is not limited by the position of the engine 200, the engine 200 and the radiator 400 can be positioned on two sides of the supporting platform 100, a concave part is formed in the middle of the rotary drilling machine, and the working device is positioned in the concave part when being folded, so that the influence of the engine 200 and the radiator 400 on the folding of the working device is avoided. The engine 200 is located the right rear side of supporting platform 100, and the maintenance space of engine 200 is not influenced by other parts, conveniently overhauls engine 200.
Further, the power system of the rotary drilling rig further comprises a first expansion water tank 500, and the first expansion water tank 500 is arranged above the radiator 400 and is communicated with the radiator 400.
As shown in fig. 2, the first expansion tank 500 is located above the radiator 400 and is communicated with the radiator 400 through the first hose 510, and the opening pressure of the cover of the first expansion tank 500 is 0.9 KPa. First expansion tank 500 and radiator 400 cooperate, dispel the heat to engine 200, and in addition, first expansion tank 500 is located radiator 400's top, and the space in the rational utilization driving system avoids producing the interference with other spare parts.
Further, the power system of the rotary drilling rig further comprises a second expansion water tank 600, and the second expansion water tank 600 is arranged in the front upper portion of the engine 200 and communicated with the engine 200. The gas existing inside the engine 200 when the water is accumulated or the coolant is replaced may enter the second expansion tank 600.
Specifically, the vertical plate 110 is fixedly installed on the supporting platform 100, the second expansion tank 600 is installed in the front upper portion of the engine 200, and the second expansion tank 600 is communicated with the engine 200 through a second hose. Further, the installation height of the first expansion tank 500 is 45 mm-55 mm higher than that of the second expansion tank 600.
The installation height of the first expansion tank 500 may be 45mm, 48mm, 50mm, 53mm, 55mm, or the like, which is higher than the installation height of the second expansion tank 600, and a recess may be provided between the engine 200 and the first expansion tank 500, so that when accumulated water or gas in the engine 200 cannot be forced into the first expansion tank 500 from the recess by pressure, the accumulated water or gas in the engine 200 may enter the second expansion tank 600 because the installation height of the second expansion tank 600 is lower than the installation height of the first expansion tank 500.
Further, the second expansion tank 600 includes a pressure cover 610, a tank 620, and a joint 630, the joint 630 is installed at a lower end of the tank 620 and is respectively communicated with the tank 620 and the engine 200, and the pressure cover 610 is disposed above the tank 620.
As shown in fig. 3, the joint 630 is located at the lower portion of the box 620 and is connected to the box 620 by welding, and the joint 630 is connected to the air outlet of the engine 200 through a second hose, so as to communicate the box 620 with the engine 200. The pressure cover 610 covers the upper part of the box 620, and the opening pressure of the pressure cover 610 is 1 KPa. The two sides of the tank body 620 are provided with connecting plates 640, the connecting plates 640 are provided with connecting through holes, and bolts pass through the through holes on the connecting plates 640 and the vertical plates 110 to be matched with nuts, so that the second expansion tank 600 is mounted on the vertical plates 110.
Further, the radiator 400 includes an intercooler 410, a water radiator 420, a hydraulic oil radiator 430 and a fuel radiator 440, the water radiator 420 and the hydraulic oil radiator 430 are distributed along the front and rear direction of the support platform 100, and the first expansion tank 500 is disposed above the water radiator 420 and is communicated with the water radiator 420; the intercooler 410 is provided at the upper right of the water radiator 420 and the hydraulic oil radiator 430, and the fuel oil radiator 440 is provided at the lower right of the hydraulic oil radiator 430.
As shown in fig. 4, the heat sink 400 further includes a mounting bracket 450, and the heat sink 400 is mounted on the support platform 100 through the mounting bracket 450. Specifically, the water dispersion 420 and the hydraulic oil dispersion 430 are both rectangular, based on the direction shown in fig. 1, the water dispersion 420 and the hydraulic oil dispersion 430 are arranged in the front-rear direction, the hydraulic oil dispersion 430 is located in front of the water dispersion 420, and the water dispersion 420 and the hydraulic oil dispersion 430 are installed on the same side of the mounting frame 450. The intercooler 410 is positioned at the upper right of the water radiator 420 and the hydraulic oil radiator 430, and is coupled to the mounting bracket 450. The fuel radiator 440 is located at the lower right of the hydraulic oil diffuser 430 and is connected to the mounting bracket 450. The first expansion tank 500 is positioned above the water and hydraulic oil sumps 420 and 430, and communicates with the radiator 400 through a first hose 510. The distribution mode of each component in the radiator 400 reasonably utilizes the space in the power system of the rotary drilling rig, and avoids interference with other components.
Further, the power system of the rotary drilling rig further comprises a cooling fan 700 and a fan driving part, wherein the cooling fan 700 is arranged opposite to the radiator 400, and the fan driving part is in transmission connection with the cooling fan 700.
As shown in fig. 1, the heat dissipation fan 700 is located at the right side of the heat sink 400 and connected to the fan driving part. The fan driving member includes a rotating hydraulic cylinder or a motor 800, and in this embodiment, the fan driving member includes the motor 800, specifically, the motor 800 is located on a side of the heat dissipation fan 700 away from the heat dissipation device 400 and is mounted on the supporting platform 100, and a driving end of the motor 800 is in transmission connection with the heat dissipation fan 700. During the operation of the engine 200, the motor 800 drives the heat dissipation fan 700 to rotate, so as to accelerate the fluidity of the air at the heat sink 400, thereby improving the heat dissipation efficiency of the heat sink 400.
A second aspect of the embodiments of the present invention provides a rotary drilling rig, so as to alleviate a technical problem in the related art that a transport cost of the rotary drilling rig is high.
In a second aspect, the rotary drilling rig provided by the embodiment of the invention comprises the power system of the rotary drilling rig provided by the first aspect.
The embodiment of the invention provides a power system of a rotary drilling rig and the rotary drilling rig, wherein the power system of the rotary drilling rig comprises: the engine comprises a supporting platform 100, an engine 200, an oil tank 300 and a radiator 400, wherein the oil tank 300 is arranged in the middle of the supporting platform 100, the radiator 400 and the engine 200 are arranged on two sides of the oil tank 300 along the direction perpendicular to the front and back directions of the supporting platform 100; the engine 200 is disposed in the front-rear direction of the support platform 100 and communicates with the oil tank 300 and the radiator 400, respectively. Compared with the prior art, the engine 200 and the radiator 400 in the rotary drilling rig power system provided by the embodiment of the invention are positioned on two sides of the oil tank 300, and the engine 200 is arranged in the front and at the back, so that the engine 200 and the radiator 400 are arranged away from the working device, the working device is opposite to the oil tank 300 when being folded, and the engine 200 and the radiator 400 are positioned on two sides of the working device. When the rotary drilling rig is transported or moved, the working device can be directly flattened without being disassembled, so that the manpower, material resources and time are saved, and the transportation cost of the rotary drilling rig is reduced.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A rotary drilling rig power system is characterized by comprising: the engine oil tank comprises a supporting platform (100), an engine (200), an oil tank (300) and a radiator (400), wherein the oil tank (300) is arranged in the middle of the supporting platform (100), the radiator (400) and the engine (200) are arranged on two sides of the oil tank (300) along the direction perpendicular to the front and back directions of the supporting platform (100);
the engine (200) is arranged along the front-rear direction of the support platform (100) and is respectively communicated with the oil tank (300) and the radiator (400).
2. The rotary drilling rig power system according to claim 1, wherein the engine (200) is arranged on the right side of the oil tank (300) and the radiator (400) is arranged on the left side of the oil tank (300) along the front-rear direction of the supporting platform (100).
3. The power system of the rotary drilling rig according to claim 1, further comprising a first expansion water tank (500), wherein the first expansion water tank (500) is arranged above the radiator (400) and is communicated with the radiator (400).
4. The power system of the rotary drilling rig according to claim 3, further comprising a second expansion water tank (600), wherein the second expansion water tank (600) is arranged in the front upper portion of the engine (200) and communicated with the engine (200).
5. The rotary drilling rig power system according to claim 4, wherein the mounting height of the first expansion water tank (500) is 45-55 mm higher than that of the second expansion water tank (600).
6. The rotary drilling rig power system according to claim 4, wherein the second expansion water tank (600) comprises a pressure cover (610), a tank body (620) and a joint (630), the joint (630) is mounted at the lower end of the tank body (620) and is respectively communicated with the tank body (620) and the engine (200), and the pressure cover (610) is arranged above the tank body (620).
7. The rotary drilling rig power system according to claim 3, wherein the radiator (400) comprises an intercooler (410), a water radiator (420), a hydraulic oil radiator (430) and a fuel oil radiator (440), the water radiator (420) and the hydraulic oil radiator (430) are distributed along the front-rear direction of the supporting platform (100), and the first expansion water tank (500) is arranged above the water radiator (420) and communicated with the water radiator (420);
the intercooler (410) is arranged at the upper right of the water radiator (420) and the hydraulic oil radiator (430), and the fuel oil radiator (440) is arranged at the lower right of the hydraulic oil radiator (430).
8. The power system of the rotary drilling rig according to claim 1, further comprising a heat dissipation fan (700) and a fan driving member, wherein the heat dissipation fan (700) is arranged opposite to the radiator (400), and the fan driving member is in transmission connection with the heat dissipation fan (700).
9. The rotary drilling rig power system according to claim 8, wherein the fan driving member comprises a motor (800), and a driving end of the motor (800) is in transmission connection with the heat dissipation fan (700).
10. A rotary drilling rig, characterized by comprising the rotary drilling rig power system of any one of claims 1-9.
CN202010319873.4A 2020-04-21 2020-04-21 Power system of rotary drilling rig and rotary drilling rig Pending CN111395957A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112832690A (en) * 2020-12-16 2021-05-25 宁波市政工程建设集团股份有限公司 Rotary drilling rig operation platform for stratum with upper soft layer and lower hard layer and construction method thereof
CN114776218A (en) * 2022-06-22 2022-07-22 徐州徐工基础工程机械有限公司 Carry on two system power stations dig rig soon

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112832690A (en) * 2020-12-16 2021-05-25 宁波市政工程建设集团股份有限公司 Rotary drilling rig operation platform for stratum with upper soft layer and lower hard layer and construction method thereof
CN112832690B (en) * 2020-12-16 2023-01-24 宁波市政工程建设集团股份有限公司 Rotary drilling rig operation platform for stratum with upper soft layer and lower hard layer and construction method thereof
CN114776218A (en) * 2022-06-22 2022-07-22 徐州徐工基础工程机械有限公司 Carry on two system power stations dig rig soon

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