CN113464097A - Oil pumping unit convenient for balance adjustment - Google Patents
Oil pumping unit convenient for balance adjustment Download PDFInfo
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- CN113464097A CN113464097A CN202110724660.4A CN202110724660A CN113464097A CN 113464097 A CN113464097 A CN 113464097A CN 202110724660 A CN202110724660 A CN 202110724660A CN 113464097 A CN113464097 A CN 113464097A
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- pumping unit
- crossbeam
- fixedly connected
- balance adjustment
- inner cavity
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- 238000005086 pumping Methods 0.000 title claims abstract description 50
- 241001023788 Cyttus traversi Species 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000003860 storage Methods 0.000 claims description 23
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 210000003781 tooth socket Anatomy 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 description 7
- 230000009467 reduction Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000009194 climbing Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/126—Adaptations of down-hole pump systems powered by drives outside the borehole, e.g. by a rotary or oscillating drive
- E21B43/127—Adaptations of walking-beam pump systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
- F04B47/14—Counterbalancing
Abstract
The application discloses conveniently carry out beam-pumping unit of balance adjustment, including unable adjustment base, auxiliary stay stake, main tributary stake, backup pad, crossbeam, horse head, supplementary balanced structure, supplementary counter weight structure and elevation structure, two auxiliary stay stakes of unable adjustment base's two fixedly connected with of upper surface department, two main tributary stakes of unable adjustment base's two fixedly connected with of upper surface department, two auxiliary stay stake and two fixedly connected with backup pads are located to the top of main tributary stake, the upper surface department fixed mounting of backup pad has the rotation piece, the installation of one end department of crossbeam is provided with the horse head. This application is rational in infrastructure, and convenient to use, this application have supplementary balanced structure, slide in the inner chamber of crossbeam through the slider and can adjust the position of crossbeam, and then carry out the balance adjustment to the crossbeam, and convenient to use is simple, has solved the inconvenient problem of carrying out the balance adjustment of ordinary crossbeam.
Description
Technical Field
The application relates to the field of riding oil extraction, in particular to a pumping unit convenient for balance adjustment.
Background
The oil pumping machine is a machine for exploiting oil, and is commonly called a head knocking machine. The pumping unit is the most main lifting equipment in the rod pumping system. The beam pumping unit can be divided into a beam pumping unit and a non-beam pumping unit according to whether a beam exists or not, and the beam pumping unit has the basic characteristics of simple structure, easy manufacture and convenient use, and particularly can be operated in an oil field all weather for a long time and is reliable in use. Therefore, the oil pumping unit is most widely applied, although the disadvantages of large acceleration of the horse head suspension point movement, poor balancing effect, low efficiency, large volume and heavy weight in long stroke exist.
Traditional beam-pumping unit need carry out balance adjustment to the crossbeam, and balance adjustment operation is comparatively loaded down with trivial details, and the adjustment is comparatively troublesome, and the counter weight of beam-pumping unit is fixed simultaneously, when needing counter weight adjustment, need change the counter weight, and it is inconvenient to use, when the eminence of beam-pumping unit breaks down and needs the maintenance, needs the staff to climb high and maintain, comparatively expends strength, and dangerous higher. Therefore, the oil pumping unit which is convenient for balance adjustment is provided aiming at the problems.
Disclosure of Invention
The pumping unit convenient for balance adjustment is provided in the embodiment and used for solving the problems that the common pumping unit in the prior art is inconvenient for balance adjustment and counterweight adjustment.
According to one aspect of the application, a pumping unit convenient for balance adjustment is provided, which comprises a fixed base, a secondary support pile, a main support pile, a support plate, a cross beam, a horse head, an auxiliary balance structure, an auxiliary counterweight structure and a lifting structure;
two vice supporting piles of unable adjustment base's upper surface department fixedly connected with, two main tributary supporting piles of unable adjustment base's upper surface department fixedly connected with, two vice supporting pile and two the fixedly connected with backup pad of top department of main tributary supporting pile, the upper surface department fixed mounting of backup pad has the rotation piece, the installation of one end department of crossbeam is provided with the horse head, the fixed casing of other end department fixedly connected with of crossbeam, fixed mounting has supplementary counter weight structure on the fixed casing, the installation is provided with supplementary balanced structure on the crossbeam, the installation is provided with elevation structure on the main tributary supporting pile.
Further, an inner cavity is formed in the cross beam, an auxiliary balance structure is arranged in the inner cavity of the cross beam and comprises a sliding piece, a sliding plate, the cross beam, a spiral rod and a servo driving motor, the sliding piece is arranged in the inner cavity of the cross beam in a sliding mode, the sliding plate is fixedly connected to the bottom face of the sliding piece, the sliding plate extends to the bottom face of the cross beam and is in sliding fit with the bottom face of the cross beam, and the sliding plate is fixedly connected with the top end of the rotating piece.
Furthermore, a servo drive motor is fixedly installed in the inner cavity of the fixed shell, one end of a spiral rod is fixedly connected at the tail end of an output shaft of the servo drive motor, and the other end of the spiral rod extends into the inner cavity of the cross beam and is rotatably connected with the side wall of the inner cavity of the cross beam.
Further, the screw rod penetrates through the sliding piece and is in screw fit with the sliding piece.
Further, supplementary counter weight structure includes water storage box, machine pump, first connecting pipe and second connecting pipe, the fixedly connected with water storage box of one end department of fixed casing, the upper surface department fixed mounting of water storage box has the machine pump, the one end of the first connecting pipe of output end department fixedly connected with of machine pump, the other end of first connecting pipe extend to in the inner chamber of water storage box and with the water storage box between fixed connection, the input end department fixedly connected with second connecting pipe of machine pump.
Furthermore, a counterweight is fixedly connected to the bottom surface of the water storage tank.
Furthermore, tooth sockets are fixedly arranged on the side walls of the main supporting piles.
Further, fixed mounting has elevation structure on the main tributary stake, elevation structure includes lifting member, driving motor, gear and buffer spring, it is provided with lifting member to slide on the main tributary stake, the side department fixed mounting of lifting member has driving motor, driving motor's output shaft terminal fixedly connected with gear, intermeshing between gear and the tooth's socket.
Furthermore, the side wall of the lifting piece is fixedly connected with a lifting table, and the bottom surface of the lifting piece is provided with a buffer spring.
Furthermore, a reduction gearbox is fixedly mounted on the upper surface of the fixed base, a speed reducer is mounted on the reduction gearbox, the speed reducer and the motor are connected, a crank is connected to the reduction gearbox, one end of a telescopic connecting rod is rotatably connected to the crank, and the other end of the telescopic connecting rod extends to the bottom surface of the cross beam and is rotatably connected with the cross beam.
Through the above-mentioned embodiment of this application, slide in the inner chamber of crossbeam through the slider and can adjust the position of crossbeam, and then carry out balance adjustment to the crossbeam, high durability and convenient use is simple, the inconvenient problem of carrying out balance adjustment of ordinary crossbeam has been solved, can carry out counter weight balance to the crossbeam through supplementary counter weight structure, and the weight of supplementary counter weight structure can be adjusted automatically, do not need the staff to climb the height adjustment, high durability and convenient use, can be comparatively convenient carry out the lifting to the staff through elevation structure, be convenient for maintain the eminence of this device, save strength, improve maintenance efficiency, the problem of ordinary beam-pumping unit overhigh inconveniently maintaining the eminence has been solved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic perspective view of an embodiment of the present application;
FIG. 2 is a schematic diagram of an internal structure of an embodiment of the present application;
FIG. 3 is an enlarged view of a portion of the structure of FIG. 2 according to an embodiment of the present disclosure;
FIG. 4 is an enlarged view of a portion of the structure shown in FIG. 2B according to an embodiment of the present disclosure;
FIG. 5 is a cross-sectional view of a beam according to one embodiment of the present application;
fig. 6 is a schematic bottom structure view of a cross beam according to an embodiment of the present application.
In the figure: 1. the device comprises a fixed base, 2, a secondary support pile, 3, a primary support pile, 4, a support plate, 5, a rotating part, 6, a sliding part, 7, a sliding plate, 8, a cross beam, 9, a screw rod, 10, a horse head, 11, a fixed shell, 12, a servo driving motor, 13, a water storage tank, 14, a pump, 15, a first connecting pipe, 16, a second connecting pipe, 17, a balance weight, 18, a tooth groove, 19, a lifting part, 20, a driving motor, 21, a gear, 22, a buffer spring, 23, a lifting platform, 24, a crank, 25, a telescopic connecting rod, 26, a speed reducer, 27, a motor, 28 and a reduction box.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The auxiliary counterweight structure in this embodiment can be applied to various pumping units, for example, the following pumping unit is provided in this embodiment, and the auxiliary counterweight structure in this embodiment can be used for balancing the following pumping unit.
The pumping unit comprises a crank, a cross beam and a connecting rod, wherein the first end of the crank is connected with the first end of the connecting rod; the S-shaped arm is characterized by further comprising an S-shaped arm, the middle of the S-shaped arm is rotatably connected with the support, a sliding groove is formed in the side face of the second end of the cross beam, the first end of the S-shaped arm is rotatably connected with the second end of the connecting rod, the sliding groove is an I-shaped groove with a small opening, the first end of the S-shaped arm is connected with a sliding shaft through a bearing, a pulley is arranged at the tail end of the sliding shaft and is arranged in the I-shaped groove, the pulley is adopted, rolling friction is utilized to replace sliding friction, the working state is smooth and coherent, preferably, the S-shaped arms are symmetrically arranged on two sides of the cross beam, the middle parts of the two S-shaped arms are connected through the connecting rod, sliding grooves are formed in two sides of the cross beam, the two sliding grooves in the two sides of the cross beam are not communicated on the cross beam, and the enough strength of the cross beam can be kept. Two S arms pass through the connecting rod to be connected, can increase joint strength, also can guarantee the uniformity of S arm motion, and preferably, the connecting rod wears to adorn in the support, and the S arm passes through bearing two and connects the connecting rod.
Of course, the present embodiment can also be used for pumping units with other counterweight structures. No further description is given here, and the following introduces an oil pumping unit that facilitates balance adjustment according to an embodiment of the present application.
Referring to fig. 1-6, an oil pumping unit for conveniently performing balance adjustment includes a fixed base 1, a secondary support pile 2, a primary support pile 3, a support plate 4, a cross beam 8, a horse head 10, an auxiliary balance structure, an auxiliary counterweight structure, and a lifting structure;
the upper surface of the fixed base 1 is fixedly connected with two auxiliary supporting piles 2, the upper surface of the fixed base 1 is fixedly connected with two main supporting piles 3, the top ends of the two auxiliary supporting piles 2 and the two main supporting piles 3 are fixedly connected with a supporting plate 4, the upper surface of the supporting plate 4 is fixedly provided with a rotating piece 5, one end of a cross beam 8 is provided with a horse head 10, the other end of the cross beam 8 is fixedly connected with a fixed shell 11, the fixed shell 11 is fixedly provided with an auxiliary counterweight structure, the cross beam 8 is provided with an auxiliary counterweight structure, the main supporting piles 3 are provided with a lifting structure, the cross beam 8 can be relatively conveniently balanced and adjusted through the auxiliary counterweight structure, the use is convenient, the cross beam 8 can be balanced through the auxiliary counterweight structure, and the weight of the auxiliary counterweight structure can be automatically adjusted, the lifting device has the advantages that the lifting device is convenient to use, workers can be lifted conveniently through the lifting structure without climbing, high positions of the lifting device are maintained conveniently, strength is saved, and maintenance efficiency is improved.
An inner cavity is formed in the cross beam 8, an auxiliary balance structure is arranged in the inner cavity of the cross beam 8 and comprises a sliding piece 6, a sliding plate 7, the cross beam 8, a spiral rod 9 and a servo driving motor 12, the sliding piece 6 is arranged in the inner cavity of the cross beam 8 in a sliding manner, the sliding plate 7 is fixedly connected to the bottom surface of the sliding piece 6, the sliding plate 7 extends to the bottom surface of the cross beam 8 and is in sliding fit with the bottom surface of the cross beam 8, the sliding plate 7 is fixedly connected with the top end of the rotating piece 5, the position of the cross beam 8 can be adjusted by sliding the sliding piece 6 in the inner cavity of the cross beam 8, and further the cross beam 8 is subjected to balance adjustment, so that the use is convenient and simple; a servo driving motor 12 is fixedly installed in the inner cavity of the fixed shell 11, one end of a screw rod 9 is fixedly connected at the tail end of an output shaft of the servo driving motor 12, the other end of the screw rod 9 extends into the inner cavity of the cross beam 8 and is rotatably connected with the side wall of the inner cavity of the cross beam 8, and the screw rod 9 can be driven to rotate through the work of the servo driving motor 12; the screw rod 9 penetrates through the sliding part 6 and is in screw fit with the sliding part 6, the sliding part 6 can be driven to move through the rotation of the screw rod 9, and then the position of the cross beam 8 is adjusted to perform balance adjustment; the auxiliary counterweight structure comprises a water storage tank 13, a machine pump 14, a first connecting pipe 15 and a second connecting pipe 16, wherein the water storage tank 13 is fixedly connected to one end of the fixed shell 11, the machine pump 14 is fixedly mounted on the upper surface of the water storage tank 13, one end of the first connecting pipe 15 is fixedly connected to the output end of the machine pump 14, the other end of the first connecting pipe 15 extends into the inner cavity of the water storage tank 13 and is fixedly connected with the water storage tank 13, the second connecting pipe 16 is fixedly connected to the input end of the machine pump 14, water can be injected into the inner cavity of the water storage tank 13 through the operation of the machine pump 14, the weight of the auxiliary counterweight structure is controlled through controlling the water quantity in the inner cavity of the water storage tank 13, and the adjustment is convenient; the bottom surface of the water storage tank 13 is fixedly connected with a counterweight 17, and the counterweight 17 is used for balancing; a tooth groove 18 is fixedly arranged at the side wall of the main supporting pile 3; a lifting structure is fixedly mounted on the main support pile 3, the lifting structure comprises a lifting piece 19, a driving motor 20, a gear 21 and a buffer spring 22, the lifting piece 19 is slidably arranged on the main support pile 3, the driving motor 20 is fixedly mounted at the side edge of the lifting piece 19, the gear 21 is fixedly connected at the tail end of an output shaft of the driving motor 20, the gear 21 and the tooth groove 18 are meshed with each other, the gear 21 can be driven to rotate through the work of the driving motor 20, and then the lifting piece 19 is driven to move, so that the driving of lifting work is realized; the side wall of the lifting piece 19 is fixedly connected with a lifting platform 23, the bottom surface of the lifting piece 19 is provided with a buffer spring 22, the buffer spring 22 can play a role in buffering when the lifting piece 19 falls to the bottom end, damage caused by rigid collision is avoided, the lifting platform 23 can carry a worker to ascend, and high maintenance and other work of the device are facilitated; the upper surface department fixed mounting of unable adjustment base 1 has reducing gear box 28, the installation is provided with speed reducer 26 on the reducing gear box 28, be connected between speed reducer 26 and the motor 27 and set up, be connected with crank 24 on the reducing gear box 28, the rotation is connected with the one end of telescopic connecting rod 25 on the crank 24, telescopic connecting rod 25's the other end extend to the bottom surface department of crossbeam 8 and with the crossbeam 8 between rotate and be connected, through motor 27 drive speed reducer 26, speed reducer 26 drive reducing gear box 28, reducing gear box 28 drives crank 24, crank 24 drives telescopic connecting rod 25, telescopic connecting rod 25 drives the crossbeam 8 and moves from top to bottom, and then drives horse head 10 and move from top to bottom.
When the water pumping device is used, the speed reducer 26 is driven by the motor 27, the speed reducer 26 drives the reduction gearbox 28, the reduction gearbox 28 drives the crank 24, the crank 24 drives the telescopic connecting rod 25, the telescopic connecting rod 25 drives the beam 8 to move up and down, further the horse head 10 is driven to move up and down, oil pumping work is performed by the up and down movement of the horse head 10, when the beam 8 needs to be subjected to balance adjustment, the screw rod 9 can be driven to rotate by the work of the servo driving motor 12, the sliding part 6 can be driven to move by the rotation of the screw rod 9, further the position of the beam 8 is adjusted, balance adjustment is performed, when the beam 8 is subjected to position adjustment, the length of the telescopic connecting rod 25 which needs to be subjected to telescopic adjustment is matched with the beam 8, when the weight of the water pumping device needs to be adjusted, water is conveyed into the inner cavity of the water storage tank 13 by the pump 14 through an external water source at one end of the second connecting pipe 16, the weight of supplementary counter weight structure is controlled through the water yield in the 13 inner chambers of control water storage box, and the adjustment is convenient, when the staff need arrive the eminence of this device and carry out maintenance work, the staff stands in elevating platform 23 department, can drive gear 21 through the work through driving motor 20 and rotate, and then drives lifting member 19 and remove, realize the drive of lifting work, drive elevating platform 23 and shift up, and then drive the staff and shift up and carry out maintenance work.
The application has the advantages that:
1. the auxiliary balance structure is reasonable in structure and convenient to use, the position of the cross beam can be adjusted by sliding the sliding piece in the inner cavity of the cross beam, and then the balance adjustment is carried out on the cross beam, the use is convenient and simple, and the problem that the balance adjustment is inconvenient to carry out on a common cross beam is solved;
2. the auxiliary counterweight structure is provided, counterweight balance can be carried out on the cross beam through the auxiliary counterweight structure, the weight of the auxiliary counterweight structure can be automatically adjusted, climbing adjustment by workers is not needed, and the use is convenient;
3. this application has elevation structure, can be comparatively convenient carry out the lifting to the staff through elevation structure, is convenient for maintain the eminence of this device, saves strength, improves maintenance efficiency, has solved the too high inconvenient problem of maintaining the eminence of ordinary beam-pumping unit.
It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a conveniently carry out balance adjustment's beam-pumping unit which characterized in that: comprises a fixed base (1), an auxiliary supporting pile (2), a main supporting pile (3), a supporting plate (4), a cross beam (8), a horse head (10), an auxiliary balance structure, an auxiliary counterweight structure and a lifting structure;
two auxiliary supporting piles (2) of upper surface department fixedly connected with of unable adjustment base (1), two main tributary supporting piles (3) of upper surface department fixedly connected with of unable adjustment base (1), two auxiliary supporting pile (2) and two fixedly connected with backup pad (4) are located to the top of main tributary supporting pile (3), the upper surface department fixed mounting of backup pad (4) has a rotation piece (5), the one end department installation of crossbeam (8) is provided with horse head (10), the other end department fixedly connected with stationary housing (11) of crossbeam (8), fixed housing (11) are gone up fixed mounting has supplementary counter weight structure, the installation is provided with supplementary balanced structure on crossbeam (8), the installation is provided with elevation structure on main tributary supporting pile (3).
2. The pumping unit of claim 1, wherein the pumping unit is capable of facilitating balance adjustment: the inner cavity is opened to the inside of crossbeam (8), the installation is provided with supplementary balanced structure in the inner cavity of crossbeam (8), supplementary balanced structure includes slider (6), sliding plate (7), crossbeam (8), hob (9) and servo drive motor (12), it is provided with slider (6) to slide in the inner cavity of crossbeam (8), the bottom surface department fixedly connected with sliding plate (7) of slider (6), sliding plate (7) extend to the bottom surface department of crossbeam (8) and with crossbeam (8) between the bottom surface sliding fit, fixed connection between the top of sliding plate (7) and rotation piece (5).
3. The pumping unit of claim 2, wherein the pumping unit is capable of facilitating balance adjustment: the servo driving motor (12) is fixedly installed in the inner cavity of the fixed shell (11), one end of a spiral rod (9) is fixedly connected to the tail end of an output shaft of the servo driving motor (12), and the other end of the spiral rod (9) extends into the inner cavity of the cross beam (8) and is rotatably connected with the side wall of the inner cavity of the cross beam (8).
4. The pumping unit of claim 3, wherein the pumping unit is capable of facilitating balance adjustment: the screw rod (9) penetrates through the sliding piece (6) and is in screw fit with the sliding piece (6).
5. The pumping unit of claim 1, wherein the pumping unit is capable of facilitating balance adjustment: the auxiliary weight structure comprises a water storage tank (13), a machine pump (14), a first connecting pipe (15) and a second connecting pipe (16), the water storage tank (13) is fixedly connected to one end of the fixed shell (11), the machine pump (14) is fixedly mounted to the upper surface of the water storage tank (13), one end of the first connecting pipe (15) is fixedly connected to the output end of the machine pump (14), the other end of the first connecting pipe (15) extends into the inner cavity of the water storage tank (13) and is fixedly connected with the water storage tank (13), and the second connecting pipe (16) is fixedly connected to the input end of the machine pump (14).
6. The pumping unit of claim 5, wherein the pumping unit is capable of facilitating balance adjustment: the bottom surface of the water storage tank (13) is fixedly connected with a counterweight (17).
7. The pumping unit of claim 1, wherein the pumping unit is capable of facilitating balance adjustment: tooth sockets (18) are fixedly arranged on the side walls of the main supporting piles (3).
8. The pumping unit of claim 1, wherein the pumping unit is capable of facilitating balance adjustment: fixed mounting has elevation structure on main tributary stake (3), elevation structure includes lifting member (19), driving motor (20), gear (21) and buffer spring (22), it is provided with lifting member (19) to slide on main tributary stake (3), fixed mounting is located to the side of lifting member (19) has driving motor (20), fixedly connected with gear (21) of the output shaft terminal department of driving motor (20), intermeshing between gear (21) and tooth's socket (18).
9. The pumping unit of claim 8, wherein the pumping unit is capable of facilitating balance adjustment: the side wall of the lifting piece (19) is fixedly connected with a lifting table (23), and the bottom surface of the lifting piece (19) is provided with a buffer spring (22).
10. The pumping unit of claim 1, wherein the pumping unit is capable of facilitating balance adjustment: the upper surface department fixed mounting of unable adjustment base (1) has reducing gear box (28), the installation is provided with speed reducer (26) on reducing gear box (28), be connected the setting between speed reducer (26) and motor (27), be connected with crank (24) on reducing gear box (28), rotate the one end that is connected with telescopic connecting rod (25) on crank (24), the other end of telescopic connecting rod (25) extend to the bottom surface department of crossbeam (8) and rotate between crossbeam (8) and be connected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110724660.4A CN113464097A (en) | 2021-09-03 | 2021-09-03 | Oil pumping unit convenient for balance adjustment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110724660.4A CN113464097A (en) | 2021-09-03 | 2021-09-03 | Oil pumping unit convenient for balance adjustment |
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| CN216922091U (en) * | 2021-06-29 | 2022-07-08 | 中国石油大学(华东) | Oil pumping unit convenient for balance adjustment |
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| CN216922091U (en) * | 2021-06-29 | 2022-07-08 | 中国石油大学(华东) | Oil pumping unit convenient for balance adjustment |
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