CN219638990U - Electric drive fracturing equipment - Google Patents
Electric drive fracturing equipment Download PDFInfo
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- CN219638990U CN219638990U CN202321294968.0U CN202321294968U CN219638990U CN 219638990 U CN219638990 U CN 219638990U CN 202321294968 U CN202321294968 U CN 202321294968U CN 219638990 U CN219638990 U CN 219638990U
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- 238000005461 lubrication Methods 0.000 claims abstract description 25
- 230000001050 lubricating effect Effects 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims description 57
- 230000008859 change Effects 0.000 claims description 49
- 239000002826 coolant Substances 0.000 claims description 34
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000012546 transfer Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 5
- 239000012080 ambient air Substances 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000007664 blowing Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Classifications
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to an electric drive fracturing device which comprises a plunger pump, a lubrication system and a power module, wherein the lubrication system comprises a hydraulic end lubrication system and a power end lubrication system, the hydraulic end lubrication system is used for lubricating the hydraulic end of the plunger pump, and the power end lubrication system is used for lubricating the power end of the plunger pump; the power module is used for providing power for the plunger pump, the power module comprises a speed changing piece and at least two power pieces, the output ends of the two power pieces are connected with the input end of the speed changing piece, and the output end of the speed changing piece is connected with the plunger pump. The power module of the electric drive fracturing equipment can reduce the power of a single power piece by using two or more power pieces as power sources, has smaller volume and weight, and solves the problem that the processing and manufacturing difficulty is high due to the fact that the volume and the gravity of a motor in the existing electric drive fracturing equipment are high.
Description
Technical Field
The utility model relates to the technical field of fracturing equipment, in particular to electrically driven fracturing equipment.
Background
In view of the development of global oil gas development and production increasing equipment towards low energy consumption, low noise and low emission, the traditional fracturing equipment taking a diesel engine as a power source is gradually replaced by electric drive fracturing equipment due to the defects of large volume, heavy weight, environmental protection, uneconomical and the like.
The existing electric drive fracturing equipment basically adopts a motor to drive a plunger pump through transmission components such as a transmission shaft or a coupling, adopts a motor to drive one plunger pump or one motor to drive two plunger pumps, and controls the rotation speed change of the motor through frequency conversion equipment to realize the rotation speed change of the plunger pump and finally realize the change of the displacement of the electric drive fracturing equipment. The plunger pump of the electric drive fracturing equipment is high in power, the required output power of a single motor is high, the size and the weight of the motor are large, and the processing and manufacturing difficulty is high.
Disclosure of Invention
The utility model provides an electric drive fracturing device, which aims to solve the problem that the processing and manufacturing difficulties are high due to the fact that the volume and the gravity of a motor in the existing electric drive fracturing device are high.
The utility model provides an electrically driven fracturing device, comprising:
a plunger pump;
the lubrication system comprises a hydraulic end lubrication system and a power end lubrication system, wherein the hydraulic end lubrication system is used for lubricating the hydraulic end of the plunger pump, and the power end lubrication system is used for lubricating the power end of the plunger pump; and
the power module is used for providing power for the plunger pump, the power module comprises a speed changing piece and at least two power pieces, the output ends of the two power pieces are connected with the input end of the speed changing piece, and the output end of the speed changing piece is connected with the plunger pump.
In one possible implementation manner, the speed changing part further comprises a speed changing total part and speed changing sub parts which are connected, at least two speed changing sub parts are arranged, each speed changing sub part is connected with each power part in a one-to-one correspondence manner, the input end of the speed changing total part is connected with the output end of each speed changing sub part, and the output end of the speed changing total part is connected with the plunger pump.
In one possible implementation manner, the speed change parts are integrally arranged, or the power parts and the speed change parts are integrally arranged, or the speed change parts and the connected power parts are integrally arranged, or any group of connected speed change parts and the power parts are integrally arranged.
In one possible implementation manner, any number of the speed change components connected with the power component are integrally configured to form a transfer power module, an output end of the transfer power module is an integral body connected with each speed change component in the module, and an output end of the transfer power module is connected with an input end of the speed change assembly.
In one possible implementation manner, the speed changing part further comprises a speed changing total part and a speed changing sub part which are connected, wherein at least two power parts are connected to the input end of the speed changing sub part, and the output end of the speed changing sub part is connected with the speed changing total part.
In one possible implementation, the power member and the speed change member are provided in a unitary structure, or the power member and the speed change member are provided in a split structure.
In one possible implementation, a cooling system is further included for cooling the power module.
In one possible implementation manner, the cooling system includes a cooling medium and a power driving part, wherein cooling channels for circulating the cooling medium are formed in the power part and the speed changing part, the power driving part is used for driving the circulating flow of the cooling medium, and the cooling channels are communicated with the outside air to exchange heat with the cooling medium through the outside air.
In one possible implementation, the cooling system further includes a cooler in communication with the cooling channel, the cooler to exchange heat with the cooling medium.
In one possible implementation, the cooling system further includes a temperature control module for detecting a temperature of the cooling medium such that the cooling channels selectively communicate with the cooler.
Compared with the prior art, the technical scheme provided by the embodiment of the utility model has the following advantages:
according to the electric drive fracturing equipment, the hydraulic end of the plunger pump is lubricated through the hydraulic end lubricating system, the power end of the plunger pump is lubricated through the power end lubricating system, the power module comprises at least two power pieces, the power source is provided for the plunger pump through the at least two power pieces, under the condition that the power of the plunger pump is unchanged, the output power of a single power piece can be reduced by setting a larger number of power pieces, the size and the weight of the single power piece are reduced, and the processing and the manufacturing of the power pieces are facilitated. Meanwhile, as the input rotation speed of the plunger pump is lower, the output rotation speed of the power piece is intersected, and the efficiency of the low-speed power piece is lower, the technical scheme provided by the utility model can reduce the output power of a single power piece and ensure the efficiency of the power piece. In addition, connect the speed change piece on the power spare, through the rotational speed of speed change piece in order to adjust the power spare to realize the change of plunger pump rotational speed, finally realize the change of electric fracturing equipment discharge capacity, the speed change piece can realize the improvement of power spare rotational speed, adopts high-speed power spare efficiency higher.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.
One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to be taken in a limiting sense, unless otherwise indicated.
Fig. 1 is a schematic structural diagram of an electrically driven fracturing device according to an embodiment of the present utility model;
FIG. 2 is an isometric view of an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 5 is an axial schematic view of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
FIG. 6 is a schematic diagram of connection of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
FIG. 7 is a schematic diagram (I) of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 8 is a schematic diagram (second) of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 9 is a schematic diagram (iii) of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 10 is a schematic diagram (fourth) of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
FIG. 11 is a schematic diagram (fifth) of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 12 is a schematic diagram (sixth) of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 13 is a schematic diagram (seventh) of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 14 is a schematic diagram (eight) of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 15 is a schematic diagram (ninth) of a power module in an electrically driven fracturing device according to an embodiment of the present utility model;
FIG. 16 is a schematic diagram (I) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 17 is a schematic diagram (two) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 18 is a schematic diagram (iii) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 19 is a schematic diagram (fourth) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 20 is a schematic diagram (fifth) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 21 is a schematic diagram (sixth) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 22 is a schematic diagram (seventh) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 23 is a schematic diagram (eight) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 24 is a schematic diagram (ninth) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 25 is a schematic diagram (ten) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 26 is a schematic diagram (eleven) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 27 is a schematic diagram (twelve) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 28 is a schematic diagram (a) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 29 is a schematic diagram (two) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 30 is a schematic diagram (third) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 31 is a schematic diagram (fourth) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 32 is a schematic diagram (fifth) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model;
fig. 33 is a schematic diagram (sixth) of a cooling system in an electrically driven fracturing device according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a plunger pump; 2. a power end lubrication system; 3. a fluid end lubrication system; 4. a high pressure manifold assembly; 5. a low pressure manifold assembly;
6. a power module; 61. a power member; 62. a speed change member;
7. a cooling system; 71. a power driving member; 72. a cooler; 73. a temperature control module; 74. a fan.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The following disclosure provides many different embodiments, or examples, for implementing different structures of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.
For ease of description, spatially relative terms, such as "inner," "outer," "lower," "upper," "above," "front," "rear," and the like, may be used herein to describe one element's or feature's relative positional relationship or movement to another element's or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figure experiences a position flip or a change in attitude or a change in state of motion, then the indications of these directivities correspondingly change, for example: an element described as "under" or "beneath" another element or feature would then be oriented "over" or "above" the other element or feature. Thus, the example term "below … …" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or in other directions) and the spatial relative relationship descriptors used herein interpreted accordingly.
In order to solve the technical problems that in the prior art, the electric drive fracturing equipment adopts one motor to drive one plunger pump or adopts one motor to drive two plunger pumps, so that the required output power of a single motor is larger, the volume and the weight of the motor are very large, and the processing and manufacturing difficulty is higher; the utility model provides an electric drive fracturing device which can reduce the power of a single motor, and has the advantages of smaller volume and weight of the motor and smaller processing and manufacturing difficulty.
Referring to fig. 1-7, an embodiment of the present utility model provides an electrically driven fracturing apparatus, including:
a plunger pump 1;
the lubrication system comprises a hydraulic end lubrication system 3 and a power end lubrication system 2, wherein the hydraulic end lubrication system 3 is used for lubricating the hydraulic end of the plunger pump 1, and the power end lubrication system 2 is used for lubricating the power end of the plunger pump 1; and
the power module 6 is used for providing power for the plunger pump 1, the power module 6 comprises a speed changing piece 62 and at least two power pieces 61, the output ends of the two power pieces 61 are connected with the input end of the speed changing piece 62, and the output end of the speed changing piece 62 is connected with the plunger pump 1.
The hydraulic end of the plunger pump 1 is lubricated by the hydraulic end lubrication system 3, the power end of the plunger pump 1 is lubricated by the power end lubrication system 2, the power module 6 comprises at least two power pieces 61, a power source is provided for the plunger pump 1 by the at least two power pieces 61, under the condition that the power of the plunger pump 1 is unchanged, the output power of a single power piece 61 can be reduced by arranging a larger number of power pieces 61, the volume and the weight of the single power piece 61 are reduced, and the processing and the manufacturing of the power piece 61 are facilitated. Meanwhile, as the input rotation speed of the plunger pump 1 is lower, the output rotation speed of the power piece 61 is intersected, and the efficiency of the low-speed power piece 61 is lower, the technical scheme provided by the utility model can reduce the output power of a single power piece 61 and ensure the efficiency of the power piece 61. In addition, a speed changing piece 62 is connected to the power piece 61, and the speed changing piece 62 is used for adjusting the rotating speed of the power piece 61, so that the rotating speed of the plunger pump 1 is changed, the displacement of the electrically-driven fracturing equipment is finally changed, the rotating speed of the power piece 61 can be improved through the speed changing piece 62, and the efficiency of the power piece 61 is high.
Referring to fig. 6, for example, in the present utility model, the power unit 61 adopts a motor, the motor is used as a power source to realize the operation of the plunger pump 1, the motor is connected with the plunger pump 1 through a transmission component to realize the normal operation of the electrically driven fracturing device, the transmission component includes a transmission shaft or a coupling, etc., the motor controls the change of the rotation speed through the speed change unit 62, and of course, in actual use, the power unit 61 may also adopt other structures capable of driving the plunger pump 1 to operate, which will not be described herein. The speed changing part 62 comprises a speed changing box or a speed reducing box, the speed changing part 62 adopts the speed changing box, the output end of a motor is connected with the input end of the speed changing box in a spline, gear, flat key, flange and other modes to drive the speed changing box to work, the speed changing box has a speed reducing function, high rotation speed input by the motor can be reduced through a gear structure in the speed changing box and then output to the plunger pump 1, the input rotation speed requirement of the intersection of the plunger pump 1 is met, and torque output by the motor with lower output is lifted through the speed changing box and then output to the plunger pump 1, and the higher input torque requirement of the plunger pump 1 is met; the output end of the gearbox can be connected with the input end of the plunger pump 1 through a spline, a flange, a flat key or the like; therefore, when at least two motors are arranged, the output ends of the motors are connected with the input end of the gearbox, and the output end of the gearbox is connected with the input end of the plunger pump 1.
Referring to fig. 7 and 8, the power member 61 and the speed change member 62 are provided as a unitary structure, or the power member 61 and the speed change member 62 are provided as a separate structure; i.e. a plurality of power members 61 and speed change members 62 are provided as a unitary structure, or each power member 61 and gearbox are separate components and are electrically connected in a subsequent manner to achieve a unitary connection.
Referring to fig. 9-13 and fig. 4, of course, a plurality of speed changing members 62 may be further provided, and the plurality of speed changing members 62 are connected with the plurality of power members 61 in a one-to-one correspondence manner, so that each power member 61 may be respectively and correspondingly connected with one speed changing member 62, so as to realize targeted speed changing adjustment of the power member 61, and an output end of each speed changing member 62 is connected with an input end of the plunger pump 1.
Referring to fig. 1-4, in the present utility model, the electrically driven fracturing apparatus further includes a high pressure manifold assembly 4 and a low pressure manifold assembly 5, wherein the high pressure manifold assembly 4 and the low pressure manifold assembly 5 are connected to the plunger pump 1, the low pressure manifold assembly 5 is used for feeding liquid, and the high pressure manifold assembly 4 is used for discharging.
Referring to fig. 9-13, the speed changing member 62 further includes a speed changing assembly and a speed changing sub-member that are connected, the speed changing sub-member is provided with at least two speed changing sub-members, each speed changing sub-member is connected with each power member 61 in a one-to-one correspondence manner, an input end of the speed changing assembly is connected with an output end of each speed changing sub-member, and an output end of the speed changing assembly is connected with the plunger pump 1. The output ends of the speed changing components are connected together through the speed changing assembly, and meanwhile, output after the rotation speed is reduced or output after the rotation speed is not regulated or output after the rotation speed is increased can be realized. For convenience of understanding, in the drawings of the present utility model, four motors are taken as examples, so that specific connection modes of the motors are shown in detail.
Referring to fig. 7-15, the power module 6 is integrally configured, or the speed change member 62 is integrally configured, or each power member 61 and each speed change member are integrally configured, or the speed change member and the connected power member 61 are integrally configured, or any group of connected speed change members and the power member 61 are integrally configured.
Referring to fig. 7-13, any number of the speed change components connected with the power component 61 are integrally configured to form a transfer power module 6, an output end of the transfer power module 6 is an integral body connected with each speed change component in the module, and an output end of the transfer power module 6 is connected with an input end of the speed change assembly.
Referring to fig. 14 and 15, the transmission member 62 further includes a transmission assembly and a transmission component connected to each other, wherein at least two of the power members 61 are connected to an input end of the transmission component, and an output end of the transmission component is connected to the transmission assembly.
Referring to fig. 1-3, the electrically driven fracturing apparatus provided by the embodiment of the present utility model further includes a cooling system 7, where the cooling system 7 is used to cool the power module 6; the cooling system 7 includes an air cooling system or a water cooling system.
Referring to fig. 28-33, the air cooling system includes a fan 74 that rotates to draw air to drive the heat of the motor and gearbox. For example, the fan 74 may be provided with one, and the motor and gearbox are cooled by one fan 74. Wherein the motor and the gearbox are arranged in sequence in the blowing direction of the fan 74, or the gearbox and the motor are arranged in sequence in the blowing direction of the fan 74; so that the wind blown by the fan 74 can pass through the motor and the gearbox, thereby cooling the motor and the gearbox. Of course, at least two fans 74 may be further provided, and at least one fan 74 is disposed corresponding to the motor, so that the air blown by the fan 74 can cool the motor; at least one fan 74 corresponds to the gearbox, so that the air blown by the fan 74 can cool the gearbox to ensure the cooling effect.
However, when adopting forced air cooling system to cool down power module 6, can drive the inside heat of motor in order to ensure the flow of air, just need great amount of wind this moment, and the unable very high protection level of accomplishing of motor just appears steam, moisture, dust etc. easily and get into the inside condition of motor when the cooling to lead to motor insulation resistance to reduce, equipment unable normal action. Therefore, in the electrically driven fracturing apparatus provided by the present utility model, the cooling system 7 adopts a water cooling system.
Referring to fig. 16-21, the cooling system 7 includes a cooling medium and a power driving member 71, wherein cooling channels through which the cooling medium flows are formed in the power member 61 and the speed changing member 62, and the power driving member 71 is configured to drive the circulation of the cooling medium, and the cooling channels are in communication with the outside air to exchange heat with the cooling medium through the outside air. The cooling medium may be gear oil, clear water, antifreeze, etc., and the power driving member 71 may be a gear pump, a centrifugal pump, etc., which may be driven by a motor, a pneumatic pump, a hydraulic pump, etc. The cooling medium flows through the motor or the gearbox to take away the heat in the motor, so that the temperature of the cooling medium is increased, and after flowing out of the motor or the gearbox, the cooling medium can exchange heat through external air, and the external air takes away the heat of the cooling medium, so that the temperature of the cooling medium is reduced. The water cooling mode is adopted, the whole motor can be in a totally-enclosed design, high protection level is achieved, water vapor, moisture, dust and the like can be thoroughly prevented from entering the motor, and the motor is more suitable for severe operation environments of oil fields.
The cooling system 7 further comprises a cooler 72 in communication with the cooling channels, the cooler 72 being arranged to exchange heat with the cooling medium. The cooling medium of the motor is connected with the cooler 72 through the motor water inlet and outlet, and after entering the cooler 72, the cooling medium exchanges heat with the outside air in the cooler 72, so that the temperature of the cooling medium is reduced, and the cooled cooling medium enters the motor again to cool the inside of the motor. Through the arrangement of the cooler 72, the cooling medium with lower temperature flows out of the interior of the motor or the gearbox and enters the cooler 72, and the cooling medium flows out of the cooler 72 and enters the interior of the motor or the gearbox, so that heat in the motor is taken away again, and finally, the components such as windings in the motor and the like or the components of the gearbox are in a normal temperature range.
Referring to fig. 23-27, the cooling system 7 further includes a temperature control module 73, wherein the temperature control module 73 is configured to detect a temperature of the cooling medium, so that the cooling channel selectively communicates with the cooler 72; the connection relationship between the temperature control module 73 and the cooler 72 is not limited in real time, so that the function of selectively connecting the cooling medium to the cooler 72 can be realized. The temperature control module 73 can automatically judge whether the cooling medium passes through the cooler 72 according to the temperature of the cooling medium, so that the energy utilization rate of the equipment is improved; the fan of the cooler 72 can automatically judge whether to rotate or not according to the temperature of the cooling medium, and the rotation speed can be controlled.
It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless an order of performance is explicitly stated. It should also be appreciated that additional or alternative steps may be used.
Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.
The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An electrically driven fracturing device, comprising:
a plunger pump;
the lubrication system comprises a hydraulic end lubrication system and a power end lubrication system, wherein the hydraulic end lubrication system is used for lubricating the hydraulic end of the plunger pump, and the power end lubrication system is used for lubricating the power end of the plunger pump; and
the power module is used for providing power for the plunger pump, the power module comprises a speed changing piece and at least two power pieces, the output ends of the two power pieces are connected with the input end of the speed changing piece, and the output end of the speed changing piece is connected with the plunger pump.
2. The electrically driven fracturing apparatus of claim 1, wherein said speed change member further comprises a speed change assembly and a speed change sub-member connected, said speed change sub-member is provided with at least two, and each said speed change sub-member is connected to each said power member in a one-to-one correspondence, an input of said speed change assembly is connected to an output of each said speed change sub-member, and an output of said speed change assembly is connected to said plunger pump.
3. The electrically driven fracturing apparatus of claim 2, wherein said speed change members are integrally formed, or each said power member and each said speed change member are integrally formed, or said speed change member is integrally formed with said power member to which it is connected, or any group of said speed change members and said power member to which it is connected are integrally formed.
4. The electrically driven fracturing apparatus of claim 2 wherein any number of said speed change components connected to said power components are integrally configured to form a transfer case module, an output of said transfer case module being integral with each said speed change component within the module, an output of said transfer case module being connected to an input of said speed change master.
5. The electrically driven fracturing apparatus of claim 1 wherein said shift member further comprises a shift master member and a shift subassembly connected, said shift subassembly having an input end connected to at least two of said power members and an output end connected to said shift master member.
6. The electrically driven fracturing apparatus of any of claims 1-5, wherein said power member and said transmission member are integrally configured or said power member and said transmission member are separately configured.
7. The electrically driven fracturing apparatus of claim 6, further comprising a cooling system for cooling the power module.
8. The electrically driven fracturing apparatus of claim 7, wherein said cooling system comprises a cooling medium and a power driving member, said power member and said speed change member each having a cooling passage formed therein for circulating said cooling medium, said power driving member for driving a circulation flow of said cooling medium, said cooling passage being in communication with ambient air for exchanging heat with said cooling medium by said ambient air.
9. The electrically driven fracturing apparatus of claim 8, wherein said cooling system further comprises a cooler in communication with said cooling channels, said cooler to exchange heat with said cooling medium.
10. The electrically driven fracturing apparatus of claim 9, wherein said cooling system further comprises a temperature control module for detecting a temperature of said cooling medium to selectively communicate said cooling channels to said cooler.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321294968.0U CN219638990U (en) | 2023-05-24 | 2023-05-24 | Electric drive fracturing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321294968.0U CN219638990U (en) | 2023-05-24 | 2023-05-24 | Electric drive fracturing equipment |
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| CN219638990U true CN219638990U (en) | 2023-09-05 |
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| CN202321294968.0U Active CN219638990U (en) | 2023-05-24 | 2023-05-24 | Electric drive fracturing equipment |
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| CN (1) | CN219638990U (en) |
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