CN215375411U - Extreme pressure lubricating instrument - Google Patents
Extreme pressure lubricating instrument Download PDFInfo
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- CN215375411U CN215375411U CN202121355471.6U CN202121355471U CN215375411U CN 215375411 U CN215375411 U CN 215375411U CN 202121355471 U CN202121355471 U CN 202121355471U CN 215375411 U CN215375411 U CN 215375411U
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- sliding block
- rock sample
- rotating disc
- extreme pressure
- machine body
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Abstract
The utility model relates to the technical field of drilling fluid performance test, in particular to an extreme pressure lubrication instrument, which comprises: a main body; the driving mechanism is arranged on the main machine body and connected with a rotating disc, and the driving mechanism is used for driving the rotating disc to rotate; the pressurizing device is arranged on the main machine body, one end of the pressurizing device is fixedly provided with a rock sample sliding block, and the rock sample sliding block is made of rock wall materials; the pressurizing device can drive the rock sample sliding block to be close to or far away from the rotating disc and can adjust the contact pressure between the rotating disc and the rock sample sliding block. The extreme pressure lubrication instrument provided by the utility model can truly and objectively reflect the friction resistance between the drilling tool and well wall rock and the lubricating performance of the drilling fluid between the drilling tool and the well wall rock.
Description
Technical Field
The utility model relates to the technical field of drilling fluid performance testing, in particular to an extreme pressure lubrication instrument.
Background
In industrial development, the dependence degree on energy is increasing day by day, so that the scale, the quantity and the day of petroleum drilling engineering are increased greatly, and although the exploitation difficulty of a simple vertical well and a directional well is small and the technical requirement is low, the exploitation efficiency is low, the oil gas yield cannot meet the requirement, and the environment protection is not facilitated. At present, the drilling technology of ultra-deep wells, multi-bottom wells and extended reach wells is widely applied to various large oil fields at home and abroad, the oil and gas yield is greatly improved, and the comprehensive benefit is remarkable.
The friction coefficient of the drilling fluid is one of important indexes for evaluating the lubricating performance of the drilling fluid, and at present, the self lubricating performance of the drilling fluid in China is evaluated by adding the drilling fluid to reduce the friction between metal and metal under certain pressure so as to evaluate the wear resistance and drag reduction performance of the drilling fluid; at present, the device adopting the evaluation method, such as an extreme pressure lubrication instrument, can evaluate the lubricating performance of the drilling fluid conveniently and efficiently, but cannot truly and objectively reflect the friction resistance between the device drilling tool and well wall rock and the lubricating performance of the drilling fluid between the drilling tool and the well wall rock.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an extreme pressure lubrication instrument, which solves the problems in the prior art and can truly and objectively reflect the friction resistance between a drilling tool and well wall rock and the lubricating performance of drilling fluid between the drilling tool and the well wall rock.
In order to achieve the purpose, the utility model provides the following scheme:
the utility model provides an extreme pressure lubrication instrument, which comprises: a main body; the driving mechanism is arranged on the main machine body and is connected with a rotating disc, and the driving mechanism is used for driving the rotating disc to rotate; the pressurizing device is arranged on the main machine body, one end of the pressurizing device is fixedly provided with a rock sample sliding block, and the rock sample sliding block is made of rock wall materials; the pressurizing device can drive the rock sample sliding block to be close to or far away from the rotating disc and can adjust the contact pressure between the rotating disc and the rock sample sliding block.
Preferably, the driving mechanism comprises a driving motor, a belt transmission mechanism and a main shaft; the main machine body is fixedly provided with a mounting seat; the driving motor is positioned on one side of the main machine body, which is far away from the mounting seat, the belt transmission mechanism is positioned above the main machine body, the driving motor is connected with the input end of the belt transmission mechanism, the output end of the belt transmission mechanism is fixedly connected with one end of the main shaft, the main shaft penetrates through the mounting seat along the vertical direction, and the rotating disc is fixedly arranged on the circumferential surface of the main shaft, which is positioned below the mounting seat; the driving motor drives the main shaft and the rotating disc to synchronously rotate through the belt transmission mechanism.
Preferably, the driving mechanism further comprises a shield, the shield is fixedly connected with the main body, and the belt transmission mechanism is located in the shield.
Preferably, the pressurizing device comprises a pressurizing handle, a positioning torque wrench and a slider bracket; one end of the pressurizing handle is fixedly provided with a rotating shaft; the rotating shaft penetrates through the mounting seat along the vertical direction, one end of the rotating shaft, which is positioned below the mounting seat, is fixedly connected with the sliding block bracket, and the sliding block bracket is used for connecting the rock sample sliding block; location torque wrench is fixed set up in the host computer body is kept away from the one end of mount pad, the pressurization handle can wind the axis of pivot for the mount pad is rotatory and pass through the slider bracket drives the synchronous rotation of rock specimen slider makes the rock specimen slider is close to or keeps away from the rotating disc, in order to adjust the rock specimen slider with contact pressure between the rotating disc, location torque wrench is used for the locking the position of pressurization handle.
Preferably, the rock sample slide is plugged with the slide bracket.
Preferably, a torque meter is arranged on the pressurizing handle and used for detecting the pressure between the rock sample sliding block and the rotating disc and converting and displaying the torque of the pressurizing handle.
Preferably, the device further comprises a detection and analysis component, wherein the detection and analysis component comprises a digital display tachometer and a torque detection analyzer; the digital display tachometer is used for monitoring and displaying the rotating speed of the main shaft, and the torque detection analyzer is used for calculating and displaying the friction coefficient between the rotating disc and the rock sample slide block.
Preferably, place the piece, set up in on the main engine body, it is located to place the piece the rotating disc with under the rock specimen slider, place and be used for placing the container that holds the liquid that awaits evaluating on the piece.
Preferably, the placing piece is set as a supporting plate, and the supporting plate is movably connected with the main machine body through a movable mechanism; the movable mechanism is used for enabling the supporting plate to move in the vertical direction.
Preferably, the movable mechanism is arranged as a movable shaft, one end of the movable shaft is connected with the main machine body in a sliding mode, and the other end of the movable shaft is fixedly connected with the placing piece.
Compared with the prior art, the utility model has the following technical effects:
the utility model provides an extreme pressure lubrication instrument which comprises a driving mechanism, a pressurizing device and a placing piece, wherein the driving mechanism, the pressurizing device and the placing piece are arranged on a main machine body, the driving mechanism can drive a rotating disc to rotate, a rock sample sliding block is fixedly arranged at one end of the pressurizing device, and the pressurizing device can control the rock sample sliding block to be close to or far away from the rotating disc so as to adjust the contact pressure between the rotating disc and the rock sample sliding block; the rotary disk and the rock sample sliding block are immersed into a container containing drilling lubricating fluid, the rock sample sliding block is close to and contacts with the rotary disk by a pressurizing device, the contact pressure between the rock sample sliding block and the rotary disk is adjusted to reach a specified value, and the driving mechanism drives the rotary disk to rotate and rub the rock sample sliding block so as to simulate the rotational friction between a drilling tool and a well wall; according to the utility model, the rock sample sliding block is made of the rock wall material, and the friction between the rotary disc and the rock sample sliding block made of the rock wall material can truly and objectively simulate the friction between the drilling tool and the well wall and the lubricating performance of the lubricating liquid.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an extreme pressure lubrication apparatus according to a first embodiment;
fig. 2 is a schematic view illustrating the cooperation of a sliding block bracket and a rock sample sliding block according to the first embodiment.
Icon: 1-extreme pressure lubricator; 11-a main body; 12-a drive mechanism; 121-a drive motor; 122-a main shaft; 123-a shield; 13-rotating the disc; 14-a pressurizing device; 141-a pressurized handle; 142-a set torque wrench; 143-a slider bracket; 144-a rotating shaft; 145-a torquemeter; 15-a rock sample slide; 16-a placement member; 17-a mounting seat; 18-detection analysis means; 181-digital display tachometer; 182-torque detection analyzer; 19-moving mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
The utility model aims to provide an extreme pressure lubrication instrument, which solves the problems in the prior art and can truly and objectively reflect the friction resistance between a drilling tool and well wall rock and the lubricating performance of drilling fluid between the drilling tool and the well wall rock.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example one
Referring to fig. 1 and fig. 2, the present embodiment provides an extreme pressure lubrication apparatus 1, which includes a main body 11; the driving mechanism 12 is arranged on the main machine body 11, the driving mechanism 12 is connected with a rotating disc 13, and the driving mechanism 12 is used for driving the rotating disc 13 to rotate; the pressurizing device 14 is arranged on the main machine body 11, one end of the pressurizing device 14 is fixedly provided with a rock sample sliding block 15, and the rock sample sliding block 15 is made of rock wall materials; the pressurizing device 14 can drive the rock sample slide block 15 to be close to or far away from the rotating disc 13 and can adjust the contact pressure between the rotating disc 13 and the rock sample slide block 15.
The rotary disk 13 and the rock sample slide block 15 are immersed in a container containing drilling lubricating fluid, the pressurizing device 14 can control the rock sample slide block 15 to be close to and contact with the rotary disk 13 so as to adjust the contact pressure between the rock sample slide block 15 and the rotary disk 13 to reach a specified value, and the driving mechanism 12 drives the rotary disk 13 to rotate and rub against the rock sample slide block 15 so as to simulate the rotary friction between a drilling tool and a well wall; in the embodiment, the rock sample sliding block 15 is made of a rock wall material, and friction between the rotary disc 13 and the rock sample sliding block 15 made of the rock wall material can truly and objectively simulate friction between a drilling tool and a well wall and the lubricating performance of lubricating liquid.
In this alternative embodiment, preferably, referring to fig. 1, the driving mechanism 12 includes a driving motor 121, a belt transmission mechanism, and a main shaft 122; one end of one side face of the main machine body 11 is fixedly provided with a mounting seat 17, a driving motor 121 is positioned on one side of the main machine body 11, which is far away from the mounting seat 17, a belt transmission mechanism is positioned above the main machine body 11, the driving motor 121 is connected with the input end of the belt transmission mechanism, the output end of the belt transmission mechanism is fixedly connected with one end of a main shaft 122, the main shaft 122 penetrates through the mounting seat 17 along the vertical direction, and a rotating disc 13 is fixedly arranged on the circumferential face of the main shaft 122, which is positioned below the mounting seat 17; the driving motor 121 drives the main shaft 122 and the rotating disc 13 to synchronously rotate through a belt transmission mechanism; the mount 17 functions to stabilize the rotation of the spindle.
In this alternative embodiment, it is preferable that the driving mechanism 12 further includes a shield 123, the shield 123 is fixedly connected to the main body 11, and the belt transmission mechanism is located in the shield 123; the guard 123 serves to fixedly protect the belt drive mechanism.
In this alternative embodiment, preferably, referring to fig. 1 and fig. 2, the pressurizing device 14 includes a pressurizing handle 141, a positioning torque wrench 142 and a slider bracket 143, and the pressurizing device 14 is disposed on one side of the main body 11 where the mounting seat 17 is disposed; specifically, the length direction of the pressurizing handle 141 is consistent with the length direction of the main machine body 11, one end of the pressurizing handle 141 is fixedly provided with a rotating shaft 144 which penetrates through the mounting seat 17 along the vertical direction, one end of the rotating shaft 144, which is positioned below the mounting seat 17, is fixedly connected with a sliding block bracket 143, the sliding block bracket 143 is used for connecting the rock sample sliding block 15, and the pressurizing handle 141 is fixed with the main machine body 11 through the mounting seat 17; the positioning torque wrench 142 is fixedly arranged at one end of the main body 11 far away from the mounting seat 17, the pressurizing handle 141 can rotate around the axis of the rotating shaft 144 relative to the mounting seat 17 and drive the rock sample slide block 15 to synchronously rotate through the slide block bracket 143, so that the rock sample slide block 15 is close to or far away from the rotating disc 13, the pressure after the contact between the rock sample slide block 15 and the rotating disc 13 is adjusted according to actual requirements, and the positioning torque wrench 142 is used for locking the position of the pressurizing handle 141, so that the pressure between the rock sample slide block 15 and the rotating disc 13 is fixed.
In the alternative of this embodiment, it is preferable that the rock sample slide 15 is inserted into the slide bracket 143; is convenient for installation and replacement.
In this alternative embodiment, referring to fig. 1, preferably, a torquer 145 is disposed on the pressurizing handle 141, the torquer 145 is used for detecting the pressure between the rock sample slide 15 and the rotary disk 13 and converting and displaying the torque of the pressurizing handle 141, and whether the pressure between the rock sample slide 15 and the rotary disk 13 meets the simulation requirement is determined by the value of the torquer 145.
In the alternative of this embodiment, preferably, as shown in fig. 1, the extreme pressure lubrication apparatus 1 includes a detection and analysis component 18, and the detection and analysis component 18 includes a digital display tachometer 181 and a torque detection analyzer 182; the digital display tachometer 181 is used for monitoring the rotational speed of the display spindle 122 and determining whether the speed meets the requirements; the torque detection analyzer 182 is used for calculating and displaying the friction coefficient between the rotating disc 13 and the rock sample slide 15, thereby judging the lubricating performance of the lubricating fluid.
In this alternative embodiment, please refer to fig. 1, it is preferable that the apparatus further includes a placing member 16 disposed on the main body 11, the placing member 16 is located right below the rotating disc 13 and the rock sample slide 15, and the placing member 16 is used for placing a container containing the liquid to be evaluated; by providing a placement member 16 for placing a reservoir of drilling fluid on the main body 11, it is facilitated to submerge the rotary disk 13 and the rock sample slide 15 into the drilling fluid.
In this alternative embodiment, please preferably refer to fig. 1, the placing member 16 is configured as a supporting plate, and the supporting plate is movably connected with the main body 11 through a moving mechanism 19; the movable mechanism 19 is used for moving the supporting plate along the vertical direction; before the simulation, the position of the supporting plate needs to be adjusted, so that the rotary disc 13 and the rock sample slide block 15 can be immersed into a container containing drilling fluid on the supporting plate.
In this alternative embodiment, it is preferable that the movable mechanism 19 is a movable shaft, one end of the movable shaft is slidably connected to the main body 11, and the other end is fixedly connected to the placing member 16; specifically, the movable shaft may be slidably connected with the main body 11 through a sliding groove.
The principle and the implementation mode of the utility model are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.
Claims (10)
1. An extreme pressure lubricator is characterized in that: the method comprises the following steps:
a main body (11);
the driving mechanism (12) is arranged on the main machine body (11), the driving mechanism (12) is connected with a rotating disc (13), and the driving mechanism (12) is used for driving the rotating disc (13) to rotate; and
the pressurizing device (14) is arranged on the main machine body (11), one end of the pressurizing device (14) is fixedly provided with a rock sample sliding block (15), and the rock sample sliding block (15) is made of rock wall materials; the pressurizing device (14) can drive the rock sample sliding block (15) to be close to or far away from the rotating disc (13) and can adjust the contact pressure between the rotating disc (13) and the rock sample sliding block (15).
2. The extreme pressure lubrication apparatus according to claim 1, wherein: the driving mechanism (12) comprises a driving motor (121), a belt transmission mechanism and a main shaft (122);
the main machine body (11) is fixedly provided with a mounting seat (17), the driving motor (121) is positioned on one side of the main machine body (11) deviating from the mounting seat (17), the belt transmission mechanism is positioned above the main machine body (11), the driving motor (121) is connected with the input end of the belt transmission mechanism, the output end of the belt transmission mechanism is fixedly connected with one end of the main shaft (122), the main shaft (122) penetrates through the mounting seat (17) along the vertical direction, and the rotating disc (13) is fixedly arranged on the circumferential surface of the main shaft (122) below the mounting seat (17); the driving motor (121) drives the main shaft (122) and the rotating disc (13) to synchronously rotate through the belt transmission mechanism.
3. The extreme pressure lubrication apparatus according to claim 2, wherein: the driving mechanism (12) further comprises a shield (123), the shield (123) is fixedly connected with the main machine body (11), and the belt transmission mechanism is located in the shield (123).
4. The extreme pressure lubrication apparatus according to claim 2, wherein: the pressurizing device (14) comprises a pressurizing handle (141), a positioning torque wrench (142) and a sliding block bracket (143);
a rotating shaft (144) is fixed at one end of the pressurizing handle (141), the rotating shaft (144) penetrates through the mounting seat (17) along the vertical direction, one end, located below the mounting seat (17), of the rotating shaft (144) is fixedly connected with the sliding block bracket (143), and the sliding block bracket (143) is used for connecting the rock sample sliding block (15); the positioning torque wrench (142) is fixedly arranged at one end, far away from the installation seat (17), of the main machine body (11), the pressurizing handle (141) can rotate around the axis of the rotating shaft (144) relative to the installation seat (17) and drive the rock sample sliding block (15) to synchronously rotate through the sliding block bracket (143), so that the rock sample sliding block (15) is close to or far away from the rotating disc (13) to adjust the contact pressure between the rock sample sliding block (15) and the rotating disc (13), and the positioning torque wrench (142) is used for locking the position of the pressurizing handle (141).
5. The extreme pressure lubrication apparatus according to claim 4, wherein: the rock sample sliding block (15) is inserted into the sliding block bracket (143).
6. The extreme pressure lubrication apparatus according to claim 4, wherein: the pressurizing handle (141) is provided with a torquer (145), and the torquer (145) is used for detecting the pressure between the rock sample slide block (15) and the rotating disc (13) and converting and displaying the torque of the pressurizing handle (141).
7. The extreme pressure lubrication apparatus according to claim 2, wherein: the device also comprises a detection and analysis component (18), wherein the detection and analysis component (18) comprises a digital display tachometer (181) and a torque detection analyzer (182);
the digital display tachometer (181) is used for monitoring and displaying the rotating speed of the main shaft (122), and the torque detection analyzer (182) is used for calculating and displaying the friction coefficient between the rotating disc (13) and the rock sample slide block (15).
8. The extreme pressure lubrication apparatus according to claim 1, wherein: still including placing piece (16), set up in on the main engine body (11), it is located to place piece (16) rotating disc (13) with under rock specimen slider (15), it is used for placing the container that contains the liquid that awaits the aassessment to place on piece (16).
9. The extreme pressure lubrication instrument according to claim 8, wherein: the placing piece (16) is arranged as a supporting plate, and the supporting plate is movably connected with the main machine body (11) through a movable mechanism (19); the movable mechanism (19) is used for moving the supporting plate along the vertical direction.
10. The extreme pressure lubrication instrument according to claim 9, wherein: the movable mechanism (19) is arranged as a movable shaft, one end of the movable shaft is connected with the main machine body (11) in a sliding mode, and the other end of the movable shaft is fixedly connected with the supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121355471.6U CN215375411U (en) | 2021-06-17 | 2021-06-17 | Extreme pressure lubricating instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121355471.6U CN215375411U (en) | 2021-06-17 | 2021-06-17 | Extreme pressure lubricating instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215375411U true CN215375411U (en) | 2021-12-31 |
Family
ID=79635553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121355471.6U Expired - Fee Related CN215375411U (en) | 2021-06-17 | 2021-06-17 | Extreme pressure lubricating instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215375411U (en) |
-
2021
- 2021-06-17 CN CN202121355471.6U patent/CN215375411U/en not_active Expired - Fee Related
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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: 20211231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |