CN217518966U - Well cementation system and well cementation vehicle - Google Patents
Well cementation system and well cementation vehicle Download PDFInfo
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- CN217518966U CN217518966U CN202221051178.5U CN202221051178U CN217518966U CN 217518966 U CN217518966 U CN 217518966U CN 202221051178 U CN202221051178 U CN 202221051178U CN 217518966 U CN217518966 U CN 217518966U
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Abstract
The utility model provides a well cementation system and well cementation car relates to oil gas exploitation technical field, and the well cementation system includes motor drive subsystem, hydraulic drive subsystem and actuating mechanism subsystem, and motor drive subsystem, hydraulic drive subsystem and actuating mechanism subsystem connect gradually. The electric power through the motor driving subsystem is used as a power source, the motor driving subsystem transmits power to the actuating mechanism subsystem through the hydraulic transmission subsystem, so that the actuating mechanism subsystem works to perform well cementation operation, the hydraulic transmission subsystem replaces the traditional mechanical transmission systems such as a gearbox and a transmission shaft, stepless speed regulation of the actuating mechanism subsystem is realized, and the use of expensive matching elements for mechanical transmission such as a torque converter is avoided, so that the cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of the oil gas exploitation, particularly, relate to a well cementation system and well cementation car.
Background
In the oil field construction operation, in order to reinforce the well wall, ensure continuous drilling, seal oil, gas and water layers, ensure layered oil testing during exploration and reasonable oil and gas production in the whole exploitation, a high-quality steel pipe is put in for the purpose, and the operation of filling cement in the well bore and the steel pipe annulus is called well cementation operation. The actuating mechanism of the traditional mechanical cementing truck usually adopts a transmission scheme of 'diesel engine-hydraulic torque converter-transmission shaft-pumping actuating mechanism', the arrangement mode is a power scheme based on an engine as a prime mover, and the main problems exist: 1. the transmission line can only be a diesel engine, a hydraulic torque converter, a transmission shaft and a pumping execution mechanism, and is difficult to split; 2. the engine power of the transmission scheme is limited, and when a single engine exceeds 1500KW, the cost is rapidly increased, so that the model selection is difficult; 3. the matched torque converter and other elements have narrow selection range and high price, which not only causes high cost of the whole machine, but also limits the development by the period of imported parts and the goods source.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems set forth above.
In order to solve the problem, the utility model provides a well cementation system, including motor drive subsystem, hydraulic drive subsystem and actuating mechanism subsystem, the motor drive subsystem hydraulic drive subsystem with the actuating mechanism subsystem connects gradually.
The utility model provides a pair of well cementation system compares in prior art, has but not be limited to following beneficial effect:
the electric power through the motor driving subsystem is used as a power source, the motor driving subsystem transmits power to the actuating mechanism subsystem through the hydraulic transmission subsystem, so that the actuating mechanism subsystem works to perform well cementation operation, the hydraulic transmission subsystem replaces the traditional mechanical transmission systems such as a gearbox and a transmission shaft, stepless speed regulation of the actuating mechanism subsystem is realized, and the use of expensive matching elements for mechanical transmission such as a torque converter is avoided, so that the cost is reduced.
Furthermore, the hydraulic transmission subsystem comprises a first hydraulic oil pump and a first hydraulic motor, the actuating mechanism subsystem comprises a mud pump, an input end of the first hydraulic oil pump is used for being connected with an output end of the motor drive subsystem, an output end of the first hydraulic oil pump is used for being connected with an input end of the first hydraulic motor, and an output end of the first hydraulic motor is used for being connected with the mud pump.
Furthermore, the hydraulic transmission subsystem further comprises a fourth hydraulic oil pump and a fourth hydraulic motor, the execution mechanism subsystem further comprises a slurry mixing tank, the input end of the fourth hydraulic oil pump is used for being connected with the output end of the motor drive subsystem, the output end of the fourth hydraulic oil pump is used for being connected with the input end of the fourth hydraulic motor, the output end of the fourth hydraulic motor is used for being connected with the slurry mixing tank, and the slurry mixing tank is further used for being connected with the slurry pump.
Further, the hydraulic transmission subsystem still includes second hydraulic pump and second hydraulic motor, the actuating mechanism subsystem still includes the booster pump, the input of second hydraulic pump be used for with the output of motor drive subsystem is connected, the output of second hydraulic pump be used for with the input of second hydraulic motor is connected, the output of second hydraulic motor be used for with the booster pump is connected, just the booster pump be used for set up in the mud pump with mix on the pipeline between the thick liquid jar.
Further, the hydraulic transmission subsystem further comprises a third hydraulic oil pump and a third hydraulic motor, the actuating mechanism subsystem further comprises a circulating pump, the input end of the third hydraulic oil pump is used for being connected with the output end of the motor drive subsystem, the output end of the third hydraulic oil pump is used for being connected with the input end of the third hydraulic motor, the output end of the third hydraulic motor is used for being connected with the circulating pump, and the circulating pump is further used for being connected with the slurry mixing tank.
Furthermore, the hydraulic transmission subsystem further comprises a fifth hydraulic oil pump and a fifth hydraulic motor, the execution mechanism subsystem further comprises a clean water injection pump, the input end of the fifth hydraulic oil pump is used for being connected with the output end of the motor drive subsystem, the output end of the fifth hydraulic oil pump is used for being connected with the input end of the fifth hydraulic motor, the output end of the fifth hydraulic motor is used for being connected with the clean water injection pump, and the clean water injection pump is further used for being connected with the slurry mixing tank.
Further, the hydraulic transmission subsystem still includes lubricated power oil pump and lubricated motor, the actuating mechanism subsystem still includes the lubrication oil pump, the input of lubricated power oil pump be used for with the output of motor drive subsystem is connected, the output of lubricated power oil pump be used for with the input of lubricated motor is connected, the output of lubricated motor be used for with the lubrication oil pump is connected.
Further, the hydraulic transmission subsystem still includes cooling system oil pump and heat dissipation motor, the actuating mechanism subsystem still includes the radiator fan, the input of cooling system oil pump be used for with the output of motor drive subsystem is connected, the output of cooling system oil pump be used for with the input of heat dissipation motor is connected, the output of heat dissipation motor be used for with the radiator fan is connected.
Further, the motor drive subsystem comprises a motor and a transfer case, wherein the output end of the motor is connected with the input end of the transfer case, and the output end of the transfer case is the output end of the motor drive subsystem.
Additionally, the utility model provides a well cementation car, include as before the well cementation system.
Because the technical improvement and the beneficial effect of the well cementation vehicle are the same as those of the well cementation system, the well cementation vehicle is not repeated.
Drawings
FIG. 1 is a schematic structural diagram I of a well cementation system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a well cementation system according to an embodiment of the present invention.
Description of reference numerals:
1. a motor drive subsystem; 2. a hydraulic drive subsystem; 3. an actuator subsystem.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; mechanical connection, electric connection, hydraulic connection and the like can be realized; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Referring to fig. 1, the utility model discloses well cementation system, including motor drive subsystem 1, hydraulic transmission subsystem 2 and actuating mechanism subsystem 3, motor drive subsystem 1 hydraulic transmission subsystem 2 with actuating mechanism subsystem 3 connects gradually.
In the embodiment, the motor driving subsystem 1 is used as a power source, the motor driving subsystem 1 transmits power to the actuating mechanism subsystem 3 through the hydraulic transmission subsystem 2, so that the actuating mechanism subsystem 3 works to perform well cementation operation, wherein the hydraulic transmission subsystem 2 replaces a traditional mechanical transmission system such as a gearbox and a transmission shaft, stepless speed regulation of the actuating mechanism subsystem 3 is realized, expensive matching elements for mechanical transmission such as a torque converter are avoided, cost is reduced, the electrodynamic force of the motor driving subsystem 1 is used as a power source, a traditional engine is avoided, and higher power can be achieved while cost is reduced.
Optionally, referring to fig. 2, the hydraulic transmission subsystem 2 includes a first hydraulic oil pump and a first hydraulic motor, the actuator subsystem 3 includes a mud pump, an input end of the first hydraulic oil pump is configured to be connected to an output end of the motor drive subsystem 1, an output end of the first hydraulic oil pump is configured to be connected to an input end of the first hydraulic motor, and an output end of the first hydraulic motor is configured to be connected to the mud pump.
Here, the electric power of the motor drive subsystem 1 drives the first hydraulic oil pump, the first hydraulic oil pump drives the first hydraulic motor to rotate through the pipeline, the first hydraulic motor drives the mud pump to work, and the mud pump pumps mud to a well site.
Alternatively, referring to FIG. 2, the motor drive subsystem 1 includes an electric motor and a transfer case, with the output of the electric motor connected to the input of the transfer case.
Wherein the output of the transfer case is the output of the motor drive subsystem 1.
Optionally, referring to fig. 2, the hydraulic transmission subsystem 2 further includes a fourth hydraulic oil pump and a fourth hydraulic motor, the actuator subsystem 3 further includes a slurry mixing tank, an input end of the fourth hydraulic oil pump is configured to be connected to an output end of the transfer case, an output end of the fourth hydraulic oil pump is configured to be connected to an input end of the fourth hydraulic motor, an output end of the fourth hydraulic motor is configured to be connected to the slurry mixing tank (for example, connected to a stirring shaft of the slurry mixing tank), and the slurry mixing tank is further configured to be connected to the slurry pump.
And part of power output by the transfer case drives a fourth hydraulic oil pump, the fourth hydraulic oil pump drives a fourth hydraulic motor through a hydraulic pipeline, the fourth hydraulic motor drives a stirring shaft in the slurry mixing tank to rotate, dry ash and water in the slurry mixing tank are stirred to generate slurry, and the slurry is pumped to a well site under the operation of a slurry pump.
Optionally, referring to fig. 2, the hydraulic transmission subsystem 2 further includes a second hydraulic pump and a second hydraulic motor, the actuator subsystem 3 further includes a booster pump, an input end of the second hydraulic pump is used for connecting with an output end of the transfer case, an output end of the second hydraulic pump is used for connecting with an input end of the second hydraulic motor, an output end of the second hydraulic motor is used for connecting with the booster pump, and the booster pump is used for setting up in the mud pump with on the pipeline between the slurry mixing tanks.
Here, a part of the power output by the transfer case drives a second hydraulic oil pump, the second hydraulic oil pump drives a second hydraulic motor through a hydraulic pipeline, and the second hydraulic motor drives a booster pump to work, and the booster pump is used for pressurizing slurry in the slurry mixing tank into the slurry pump.
Optionally, referring to fig. 2, the hydraulic transmission subsystem 2 further includes a third hydraulic oil pump and a third hydraulic motor, the actuator subsystem 3 further includes a circulating pump, an input end of the third hydraulic oil pump is configured to be connected to an output end of the transfer case, an output end of the third hydraulic oil pump is configured to be connected to an input end of the third hydraulic motor, an output end of the third hydraulic motor is configured to be connected to the circulating pump, and the circulating pump is further configured to be connected to the slurry mixing tank.
And part of power output by the transfer case drives a third hydraulic oil pump, the third hydraulic oil pump drives a third hydraulic motor through a hydraulic pipeline, the third hydraulic motor drives a circulating pump to work, the mixed slurry in the slurry mixing tank is pressurized and then conveyed to the slurry mixing tank again, and secondary and repeated mixing of the cement slurry is realized.
The bypass of the circulating slurry pipeline between the circulating pump and the slurry mixing tank is provided with a U-shaped densimeter which can feed back the real density of the cement slurry to the computer and display the real density on the computer screen. An operator can adjust the opening size of a lower ash metering valve of the slurry mixing tank through a hydraulic mechanism, so that the slurry density is automatically controlled to the set density. After being fully mixed, the mud meeting the requirements is conveyed to a mud pump through a booster pump and then is pumped by the mud pump to carry out well cementation operation.
Optionally, referring to fig. 2, the hydraulic transmission subsystem 2 further includes a fifth hydraulic oil pump and a fifth hydraulic motor, the actuator subsystem 3 further includes a clean water injection pump, an input end of the fifth hydraulic oil pump is configured to be connected to an output end of the transfer case, an output end of the fifth hydraulic oil pump is configured to be connected to an input end of the fifth hydraulic motor, an output end of the fifth hydraulic motor is configured to be connected to the clean water injection pump, and the clean water injection pump is further configured to be connected to the slurry mixing tank.
And part of power output by the transfer case drives a fifth hydraulic oil pump, the fifth hydraulic oil pump drives a fifth hydraulic motor through a hydraulic pipeline, the fifth hydraulic motor drives a clear water injection pump to work, and the clear water injection pump is used for supplying water to the slurry mixing tank.
Optionally, referring to fig. 2, the hydraulic transmission subsystem 2 further includes a lubrication power oil pump and a lubrication motor, the actuator subsystem 3 further includes a lubrication oil pump, an input end of the lubrication power oil pump is configured to be connected with an output end of the transfer case, an output end of the lubrication power oil pump is configured to be connected with an input end of the lubrication motor, and an output end of the lubrication motor is configured to be connected with the lubrication oil pump.
Here, a part of power output by the transfer case drives the lubrication power oil pump, the lubrication power oil pump drives the lubrication motor through the hydraulic pipeline, the lubrication motor drives the lubrication oil pump to work, and the lubrication oil pump injects oil for lubrication at each position in the hydraulic transmission subsystem 2 to be lubricated.
Optionally, referring to fig. 2, the hydraulic transmission subsystem 2 further includes a heat dissipation system oil pump and a heat dissipation motor, the actuator subsystem 3 further includes a radiator fan, an input end of the heat dissipation system oil pump is used for being connected with an output end of the transfer case, an output end of the heat dissipation system oil pump is used for being connected with an input end of the heat dissipation motor, and an output end of the heat dissipation motor is used for being connected with the radiator fan.
Here, a part of power output by the transfer case drives a cooling system oil pump, the cooling system oil pump drives a cooling motor through a hydraulic pipeline, and then the cooling motor drives a radiator fan to work, so that the cooling system of the hydraulic oil is cooled.
Optionally, the motor is a three-phase asynchronous motor.
The three-phase asynchronous motor has the advantages of simple structure, low price, firmness, durability, convenient manufacture, use and maintenance, higher efficiency and load characteristic close to a constant speed, and can meet the requirement of the well cementation system.
Additionally, the utility model discloses well cementation car of another embodiment includes as before the well cementation system.
Generally, in the well cementation vehicle of the embodiment, because the well cementation system is adopted, the noise of the well cementation vehicle is smaller in an electro-hydraulic hybrid mode; the three-phase asynchronous motor and the transfer case are matched with the hydraulic transmission subsystem 2 to replace the stepless speed change of the integrated design of the frequency converter and the motor, so that the cost can be reduced; the three asynchronous motors have wide selection range, reduce environmental pollution, can manufacture high-power well cementing vehicles because the power density of the motors is larger than that of an engine, and can reduce the volume of a radiator because the whole radiating system is air-cooled.
The terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Without departing from the spirit and scope of the present disclosure, those skilled in the art can make various changes and modifications, which will fall into the scope of the present disclosure.
Claims (10)
1. The well cementation system is characterized by comprising a motor drive subsystem (1), a hydraulic transmission subsystem (2) and an actuating mechanism subsystem (3), wherein the motor drive subsystem (1), the hydraulic transmission subsystem (2) and the actuating mechanism subsystem (3) are sequentially connected.
2. The cementing system according to claim 1, wherein the hydraulic transmission subsystem (2) comprises a first hydraulic oil pump and a first hydraulic motor, and the actuator subsystem (3) comprises a mud pump, an input of the first hydraulic oil pump being adapted to be connected to an output of the electric motor drive subsystem (1), an output of the first hydraulic oil pump being adapted to be connected to an input of the first hydraulic motor, and an output of the first hydraulic motor being adapted to be connected to the mud pump.
3. The well cementation system according to claim 2, wherein the hydraulic transmission subsystem (2) further comprises a fourth hydraulic oil pump and a fourth hydraulic motor, the actuator subsystem (3) further comprises a slurry mixing tank, an input end of the fourth hydraulic oil pump is connected with an output end of the motor drive subsystem (1), an output end of the fourth hydraulic oil pump is connected with an input end of the fourth hydraulic motor, an output end of the fourth hydraulic motor is connected with the slurry mixing tank, and the slurry mixing tank is further connected with the slurry pump.
4. The well cementation system of claim 3, wherein the hydraulic transmission subsystem (2) further comprises a second hydraulic pump and a second hydraulic motor, the actuator subsystem (3) further comprises a booster pump, an input end of the second hydraulic pump is used for being connected with an output end of the motor drive subsystem (1), an output end of the second hydraulic pump is used for being connected with an input end of the second hydraulic motor, and an output end of the second hydraulic motor is used for being connected with the booster pump.
5. The well cementation system according to claim 4, wherein the hydraulic transmission subsystem (2) further comprises a third hydraulic oil pump and a third hydraulic motor, the actuator subsystem (3) further comprises a circulating pump, an input end of the third hydraulic oil pump is connected to an output end of the motor drive subsystem (1), an output end of the third hydraulic oil pump is connected to an input end of the third hydraulic motor, an output end of the third hydraulic motor is connected to the circulating pump, and the circulating pump is further connected to the slurry mixing tank.
6. The well cementation system according to claim 5, characterized in that the hydraulic transmission subsystem (2) further comprises a fifth hydraulic oil pump and a fifth hydraulic motor, the actuator subsystem (3) further comprises a clean water injection pump, an input end of the fifth hydraulic oil pump is used for being connected with an output end of the motor drive subsystem (1), an output end of the fifth hydraulic oil pump is used for being connected with an input end of the fifth hydraulic motor, an output end of the fifth hydraulic motor is used for being connected with the clean water injection pump, and the clean water injection pump is further used for being connected with the slurry mixing tank.
7. The well cementation system according to any one of claims 3 to 6, wherein the hydraulic transmission subsystem (2) further comprises a lubrication power oil pump and a lubrication motor, the actuator subsystem (3) further comprises a lubrication oil pump, an input end of the lubrication power oil pump is used for being connected with an output end of the motor drive subsystem (1), an output end of the lubrication power oil pump is used for being connected with an input end of the lubrication motor, and an output end of the lubrication motor is used for being connected with the lubrication oil pump.
8. The well cementation system according to any one of claims 3 to 6, wherein the hydraulic transmission subsystem (2) further comprises a heat dissipation system oil pump and a heat dissipation motor, the actuator subsystem (3) further comprises a heat dissipation fan, an input end of the heat dissipation system oil pump is connected to an output end of the motor drive subsystem (1), an output end of the heat dissipation system oil pump is connected to an input end of the heat dissipation motor, and an output end of the heat dissipation motor is connected to the heat dissipation fan.
9. The well cementation system according to claim 1, wherein the motor drive subsystem (1) comprises a motor and a transfer case, an output of the motor is connected with an input of the transfer case, and an output of the transfer case is an output of the motor drive subsystem (1).
10. A cementing truck comprising a cementing system according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221051178.5U CN217518966U (en) | 2022-05-05 | 2022-05-05 | Well cementation system and well cementation vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221051178.5U CN217518966U (en) | 2022-05-05 | 2022-05-05 | Well cementation system and well cementation vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN217518966U true CN217518966U (en) | 2022-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221051178.5U Active CN217518966U (en) | 2022-05-05 | 2022-05-05 | Well cementation system and well cementation vehicle |
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| CN (1) | CN217518966U (en) |
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- 2022-05-05 CN CN202221051178.5U patent/CN217518966U/en active Active
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