CN111828505A - Multifunctional pumping unit with brake structure - Google Patents

Multifunctional pumping unit with brake structure Download PDF

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Publication number
CN111828505A
CN111828505A CN202010972537.XA CN202010972537A CN111828505A CN 111828505 A CN111828505 A CN 111828505A CN 202010972537 A CN202010972537 A CN 202010972537A CN 111828505 A CN111828505 A CN 111828505A
Authority
CN
China
Prior art keywords
brake
brake mechanism
connecting arm
motor
nut seat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010972537.XA
Other languages
Chinese (zh)
Inventor
韩涛
刘伟
魏春峰
姜峰
李江雪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENGLI OILFIELD HIGHLAND PETROLEUM EQUIPMENT CO Ltd
Original Assignee
SHENGLI OILFIELD HIGHLAND PETROLEUM EQUIPMENT CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHENGLI OILFIELD HIGHLAND PETROLEUM EQUIPMENT CO Ltd filed Critical SHENGLI OILFIELD HIGHLAND PETROLEUM EQUIPMENT CO Ltd
Priority to CN202010972537.XA priority Critical patent/CN111828505A/en
Publication of CN111828505A publication Critical patent/CN111828505A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D49/00Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
    • F16D49/16Brakes with two brake-blocks
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • E21B43/121Lifting well fluids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00Parts or details
    • F16D65/14Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00Type of actuator operation force
    • F16D2121/14Mechanical
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00Type of actuator operation force
    • F16D2121/18Electric or magnetic
    • F16D2121/24Electric or magnetic using motors

Abstract

The invention discloses a multifunctional pumping unit with a brake structure, which comprises a machine table, wherein a first motor is arranged on the table top of the machine table through a motor mounting seat with an L-shaped structure, the output end of the first motor is connected with the input end of a speed reducer, a rotary wheel disc and a crank are respectively arranged at two ends of an output shaft of the speed reducer, a balance block is arranged at the middle position of one side of the crank, the middle position of the other side of the crank is rotatably connected with one end of a connecting rod, the other end of the connecting rod is rotatably connected with one end of the bottom surface of a walking beam, a horse head is arranged at the other end of the walking beam, a rope hanger is connected onto the horse head, the rotary wheel disc is additionally arranged on the output shaft of the speed reducer, the brake frame is used for braking the rotary wheel disc, so that the speed reducer and the first motor can, the service life of the first motor is effectively prolonged, so that the multifunctional pumping unit is high in durability and good in economic benefit.

Description

Multifunctional pumping unit with brake structure
Technical Field
The invention belongs to the technical field of pumping units, and particularly relates to a multifunctional pumping unit with a brake structure.
Background
In the oil pumping process of the oil pumping unit, the suspension or termination of the operation is realized by a brake device. At present, most of brake devices of oil pumping units in oil fields adopt an persevered brake mode, and the brake device comprises a brake handle, a connecting rod, a brake hub, a friction plate, a brake wheel and the like. The brake handle is manually operated to drive the connecting rod, so that the brake hub locks the brake wheel, and the pumping unit is stopped by using the friction force between the brake hub and the brake wheel. The braking mode has simple structure and low cost, and is widely applied to the mechanical oil extraction of the oil field. However, this braking method has the following problems: in the course of exploiting thick oil field, the oil-well pump with large pump diameter and long pump barrel is used to lift, and the viscosity of the added thick oil is large, so that the load of the oil-pumping machine is obviously increased. The brake handle type brake mode is only pulled manually, so that the problems of long brake time, slipping, inexistence in braking and the like easily occur.
As patent application number (201711198558.5) discloses an automatically controlled hydraulic brake system of beam-pumping unit, including hydraulic controller, with the hydraulic controller through the valve body of drawing valve control line and push valve control line connection, pass through the hydro-cylinder that oil pipe is connected, pass through the crank that the oil pole is connected with the hydro-cylinder with the valve body, be equipped with the measuring subassembly of measurable oil pole displacement on the oil pole, valve body one end is equipped with the oil bath, and the other end is connected with the motor, the motor passes through the power cord and is connected with hydraulic controller. Through hydraulic pressure mode transmission power, the operation is laborsaving, it is firm to guarantee the beam-pumping unit brake, can shorten beam-pumping unit brake time simultaneously, braking process safe and reliable, the device simple structure, it is more convenient to operate and maintain, but current beam-pumping unit is at the braking in-process, only close the brake of accomplishing the beam-pumping unit by the motor, the motor that leads to the beam-pumping unit easily damages seriously, the service life of motor has been reduced, and close the brake through single motor, the beam-pumping unit brake unstability appears easily, the condition such as brake failure.
Disclosure of Invention
The invention aims to provide a multifunctional pumping unit with a brake structure, which aims to solve the problem of unstable brake in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a multifunctional pumping unit with a brake structure comprises a machine table, wherein a first motor is arranged on the table top of the machine table through a motor mounting seat of an L-shaped structure, the output end of the first motor is connected with the input end of a speed reducer, a rotating wheel disc and a crank are respectively arranged at two ends of the output shaft of the speed reducer, a balance block is arranged at the middle position of one side of the crank, the middle position of the other side of the crank is rotatably connected with one end of a connecting rod, the other end of the connecting rod is rotatably connected with one end of the bottom surface of a walking beam, a horse head is arranged at the other end of the walking beam, and a rope hanger;
a brake frame is fixedly arranged on one side of the machine table, which is positioned at the output end of the speed reducer, and comprises a first brake mechanism and a second brake mechanism, wherein the first brake mechanism and the second brake mechanism are completely consistent in structure and are of a quadrilateral frame structure as a whole;
the brake mechanism comprises a brake mechanism I, a brake mechanism II, a nut seat I, a brake mechanism II, a fixing seat I, a nut seat II, a, the first nut seat and the second nut seat are completely consistent in structure and are symmetrical with each other about a central line in the vertical direction of the screw;
the first connecting arm and the second connecting arm are of a crescent structure in a completely consistent manner, the middle position of the inner side concave surface of the first connecting arm is connected with a first brake disc in a rotating manner, the middle position of the inner side concave surface of the second connecting arm is connected with a second brake disc in a rotating manner, the first brake disc and the second brake disc are of a completely consistent structure, an arc-shaped groove matched with the rotating wheel disc is formed in the side face, opposite to the first brake disc and the second brake disc, of the first brake disc and the second brake disc are arranged on two sides of the rotating wheel disc respectively.
As a further scheme of the invention: the brake mechanism is characterized in that the first four frames of the brake mechanism and the second four frames of the brake mechanism are connected through transverse plates, the transverse plates are arranged in two numbers, the transverse plates are arranged on two sides of the top ends of the first four frames of the brake mechanism and the second four frames of the brake mechanism respectively, a second motor is arranged in the middle of the outer side surface of the transverse plate on one side of the transverse plate, the output end of the second motor is connected with a first gear, a second gear is connected with a vertical plate, one end of a screw rod inside the first brake mechanism and one end of a screw rod inside the second brake mechanism all penetrate through one side of the four frames, and the second gear on the first brake mechanism, the second gear.
As a still further scheme of the invention: the first connecting arm is composed of two strip-shaped plates, two grooves matched with the strip-shaped plates of the first connecting arm are formed in the back face of the first brake disc, and the first brake disc is connected to the strip-shaped plates of the first connecting arm in a clamping mode through the grooves in the back face of the first brake disc.
As a still further scheme of the invention: the brake mechanism is characterized in that sliding grooves are formed in the top surface of the inner portion of the four frames of the brake mechanism in the axial direction of the screw rod, sliding blocks matched with the sliding grooves are arranged on the top surfaces of the first nut seat and the second nut seat, and the first nut seat and the second nut seat are connected to the sliding grooves in the top surface of the inner portion of the brake mechanism in a sliding mode through the sliding blocks on the top surface.
As a still further scheme of the invention: the output end of the first motor is connected with a first belt pulley, the input end of the speed reducer is connected with a second belt pulley, and the first belt pulley is connected with the second belt pulley through a belt.
As a still further scheme of the invention: the fixing frame is arranged on the table top of the machine table, and the top end of the support is rotatably connected with the middle position of the bottom surface of the walking beam.
As a still further scheme of the invention: the first brake mechanism and the second brake mechanism of the brake frame are provided with support columns at two ends of the bottom of the four-side frame, the brake frame is erected on the machine table through the four support columns and located above the speed reducer, and the first brake mechanism and the second brake mechanism are located on two sides of the speed reducer respectively.
As a still further scheme of the invention: the brake of the multifunctional pumping unit comprises the following working steps:
the method comprises the following steps: the first belt pulley is driven to rotate through the first motor, so that the second belt pulley is driven to rotate through the belt, the speed reducer drives the crank to rotate, the crank drives the connecting rod to pull the walking beam to reciprocate around the support, and the walking beam drives the horse head to drive the rope hanger to pump oil;
step two: when braking, the gear is driven by the motor II to synchronously rotate through the gear belt, so that the screw rods in the brake mechanism I and the brake mechanism II synchronously rotate, the nut seats I and the nut seats II at the two ends of the screw rods move oppositely, the nut seats I and the nut seats II drive the connecting arm I and the connecting arm two-way rotating wheel disc to move, the brake disc I on the connecting arm I and the brake disc on the connecting arm II are compressed, the braking effect on the rotating wheel disc is realized, the rotating wheel disc controls the output shaft of the speed reducer to stop running, and the shutdown operation of the motor I is matched, so that the braking of the multifunctional pumping unit is completed.
Compared with the prior art, the invention has the beneficial effects that:
1. when braking, the gear is driven by the motor II to synchronously rotate through the gear belt to drive the gear II on the brake mechanism I and the brake mechanism II, so that the screw rods in the brake mechanism I and the brake mechanism II synchronously rotate, the nut seats I and the nut seats II at the two ends of the screw rods move oppositely, the nut seats I and the nut seats II drive the connecting arm I and the connecting arm two-way rotating wheel disc to move, the brake disc I on the connecting arm I and the brake disc on the connecting arm II are pressed tightly, the braking effect on the rotating wheel disc is realized, the rotating wheel disc controls the output shaft of the speed reducer to stop running, and the stopping operation of the motor I is matched to ensure that the brake of the multifunctional pumping unit is subjected to double braking through the motor and the speed reducer, so that the brake of the multifunctional pumping unit is more sensitive and the;
2. establish the rotary wheel dish through adding on the output shaft of reduction gear, brake the rotary wheel dish through the brake frame, make reduction gear and motor one can realize linkage braking in the course of the work, reduced the wearing and tearing of motor one in the braking process, effectively improved the service life of motor one, make this many functional type beam-pumping unit the endurance ratio high, economic benefits is good.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a perspective view of a multifunctional pumping unit with a brake structure.
Fig. 2 is a front view of a multifunctional pumping unit with a brake structure.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic structural view of a multifunctional pumping unit with a brake structure, with a brake frame removed.
Fig. 5 is a perspective view of a brake frame in the multifunctional pumping unit with a brake structure.
Fig. 6 is a top view of a brake frame of the multifunctional pumping unit with a brake structure.
In the figure: the device comprises a machine table 1, a motor mounting seat 2, a first motor 201, a first belt pulley 202, a belt 203, a speed reducer 204, a second belt pulley 205, a rotary wheel disc 206, a crank 207, a balance block 208, a connecting rod 209, a support 3, a walking beam 301, a horse head 302, a rope hanger 303, a brake frame 4, a first brake mechanism 401, a second brake mechanism 402, a transverse plate 403, a second motor 404, a first gear 405, a second gear 406, a gear belt 407, a fixed seat 5, a first connecting arm 501, a first brake disc 502, a second connecting arm 503, a second brake disc 504, a first fixed block 505, a first nut seat 506, a second fixed block 507, a second nut seat 508 and a screw 509.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, in an embodiment of the present invention, a multifunctional pumping unit with a brake structure includes a machine table 1, a first motor 201 is disposed on a table top of the machine table 1 through a motor mounting base 2 having an L-shaped structure, an output end of the first motor 201 is connected to an input end of a reducer 204, two ends of an output shaft of the reducer 204 are respectively provided with a rotary wheel disc 206 and a crank 207, a balance block 208 is disposed in a middle position of one side of the crank 207, a middle position of the other side of the crank 207 is rotatably connected to one end of a connecting rod 209, the other end of the connecting rod 209 is rotatably connected to one end of a bottom surface of a walking beam 301, a horse head 302 is disposed at the other end of the walking beam 301, the horse head 302 is connected to a rope hanger 303, the first motor 201 drives the first pulley 202 to rotate, the first pulley 202 drives the second pulley 205 to rotate through a belt 203, so that the reducer 204, the walking beam 301 drives the horse head 302 to drive the rope hanger 303 to realize the pumping action.
A brake frame 4 is fixedly arranged on one side of the output end of the speed reducer 204 on the machine table 1, the brake frame 4 comprises a first brake mechanism 401 and a second brake mechanism 402, the structures of the first brake mechanism 401 and the second brake mechanism 402 are completely consistent and are of a quadrilateral frame structure as a whole, a fixed seat 5 is fixedly arranged at the middle position of the bottom surface inside the quadrilateral frame 401 of the first brake mechanism 401, the fixed seat 5 is of a cuboid cavity structure without a cover on the top surface, two ends of the surface of the fixed seat 5 are upwards protruded, two ends of the surface of the fixed seat 5 are respectively connected with a first connecting arm 501 and a second connecting arm 503 through hinges, the first connecting arm 501 and the second connecting arm 503 are vertically arranged inside the quadrilateral frame, the top end of the first connecting arm 501 is hinged with a first fixed block 505, the first fixed block 505 is fixedly arranged on the bottom surface of a first nut seat 506, the top end of, screw rods 509 are arranged between vertical plates on two sides of the four sides of a first brake mechanism 401, the screw rods 509 are opposite in thread turning direction along two ends of a center line in the vertical direction, two ends of the screw rods 509 are respectively provided with a first nut seat 506 and a second nut seat 508 through threaded connection, the structures of the first nut seat 506 and the second nut seat 508 are completely consistent, the first nut seat 506 and the second nut seat 508 are symmetrical about the center line in the vertical direction of the screw rods 509, a first connecting arm 501 and a second connecting arm 503 are completely consistent and are in a crescent structure, the middle position of a concave surface on the inner side of the first connecting arm 501 is rotatably connected with a first brake disc 502, the middle position of a concave surface on the inner side of the second connecting arm 503 is rotatably connected with a second brake disc 504, the structures of the first brake disc 502 and the second brake disc 504 are completely consistent, arc-shaped grooves matched with the rotary wheel disc 206 are respectively formed in the opposite side surfaces of the first brake disc 502 and, the four frames of the first brake mechanism 401 are connected with the four frames of the second brake mechanism 402 through transverse plates 403, two transverse plates 403 are arranged on the transverse plates 403, the two transverse plates 403 are respectively arranged on two sides of the top ends of the four frames of the first brake mechanism 401 and the four frames of the second brake mechanism 402, a second motor 404 is arranged in the middle of the outer side surface of the transverse plate 403 on one side, the output end of the second motor 404 is connected with a first gear 405, one end of a screw 509 in the first brake mechanism 401 and one end of a screw 509 in the second brake mechanism 402 penetrate through the vertical plates on one side of the four frames to be connected with a second gear 406, the second gear 406 on the first brake mechanism 401, the second gear 406 on the second brake mechanism 402 and the first gear 405 on the output end of the second motor 404 are meshed and connected through a gear belt 407, when braking, the first gear 405 is driven by the second motor 404 through the gear 407 to drive the gear 406 on the first brake mechanism, the first nut seat 506 and the second nut seat 508 at the two ends of the screw 509 are moved oppositely, the first connecting arm 501 and the second connecting arm 503 are driven by the first nut seat 506 and the second nut seat 508 to move towards the rotating wheel disc 206, the first brake disc 502 on the first connecting arm 501 and the second brake disc 504 on the second connecting arm 503 compress the rotating wheel disc 206, the braking effect on the rotating wheel disc 206 is realized, the rotating wheel disc 206 controls the output shaft of the speed reducer 204 to stop running, and the braking operation of the multifunctional pumping unit is realized.
The first connecting arm 501 is composed of two strip-shaped plates, two grooves matched with the strip-shaped plates of the first connecting arm 501 are formed in the back face of the first brake disc 502, and the first brake disc 502 is clamped on the strip-shaped plates of the first connecting arm 501 through the grooves in the back face, so that the first brake disc 502 is flexibly connected to the first connecting arm 501, and the first brake disc 502 is buffered and protected.
Sliding grooves are formed in the top surface of the inner portion of the four side frames of the first brake mechanism 401 in the axial direction of the screw 509, sliding blocks matched with the sliding grooves are arranged on the top surfaces of the first nut seat 506 and the second nut seat 508, the first nut seat 506 and the second nut seat 508 are connected to the sliding grooves of the inner portion of the first brake mechanism 401 through the sliding blocks on the top surfaces, the first nut seat 506 and the second nut seat 508 can move on the screw 509 more stably and synchronously, the first connecting arm 501 and the second connecting arm 503 can drive the first brake disc 502 and the second brake disc 504 to tightly hold the rotating wheel disc 206, and the brake stability is higher.
The output end of the first motor 201 is connected with a first belt pulley 202, the input end of the speed reducer 204 is connected with a second belt pulley 205, and the first belt pulley 202 and the second belt pulley 205 are connected through a belt 203.
The fixed mount is equipped with support 3 on the mesa of board 1, and the top of support 3 rotates with walking beam 301 bottom surface intermediate position to be connected.
The support columns are arranged at two ends of the bottom of the four-side frame of the first brake mechanism 401 and the second brake mechanism 402 of the brake frame 4, the brake frame 4 is erected on the machine table 1 through the four support columns and located above the speed reducer 204, the first brake mechanism 401 and the second brake mechanism 402 are located on two sides of the speed reducer 204 respectively, the installation of the brake frame 4 on the machine table 1 is more stable, and the whole multifunctional pumping unit is more mechanical and high in stability.
The brake of the multifunctional pumping unit comprises the following working steps:
the method comprises the following steps: the first belt pulley 202 is driven to rotate by the first motor 201, so that the first belt pulley 202 drives the second belt pulley 205 to rotate through the belt 203, the speed reducer 204 drives the crank 207 to rotate, the crank 207 drives the connecting rod 209 to pull the walking beam 301 to reciprocate around the bracket 3, and the walking beam 301 drives the horse head 302 to drive the rope hanger 303 to pump oil;
step two: during braking, the first gear 405 is driven by the second motor 404 to synchronously rotate through the gear belt 407 to drive the second gear 406 on the first brake mechanism 401 and the second brake mechanism 402, so that the screw 509 in the first brake mechanism 401 and the second brake mechanism 402 synchronously rotates, the first nut seat 506 and the second nut seat 508 at the two ends of the screw 509 oppositely move, the first connecting arm 501 and the second connecting arm 503 are driven by the first nut seat 506 and the second nut seat 508 to move towards the rotating wheel disc 206, the first brake disc 502 on the first connecting arm 501 and the second brake disc 504 on the second connecting arm 503 compress the rotating wheel disc 206, braking effect on the rotating wheel disc 206 is realized, the rotating wheel disc 206 controls the output shaft of the reducer 204 to stop running, and the stopping operation of the first motor 201 is matched, so that braking of the multifunctional pumping unit is completed.
The working principle is as follows: the first pulley 202 is driven to rotate by the first motor 201, the first pulley 202 drives the second pulley 205 to rotate by the belt 203, so that the reducer 204 drives the crank 207 to rotate, the crank 207 drives the connecting rod 209 to pull the walking beam 301 to reciprocate around the bracket 3, the walking beam 301 drives the horse head 302 to drive the rope hanger 303 to realize oil pumping, in the braking process, the first driving gear 404 405 of the second motor drives the first brake mechanism 401 and the second gear 406 of the second brake mechanism 402 to synchronously rotate by the gear belt 407, so that the screw 509 in the first brake mechanism 401 and the second brake mechanism 402 synchronously rotate, the first nut seat 506 and the second nut seat 508 at two ends of the screw 509 move oppositely, the first connecting arm 501 and the second connecting arm 503 are driven to move towards the rotary wheel 206 by the first nut seat 506 and the second nut seat 508, and the first brake disc 502 on the first connecting arm 501 and the second brake disc 504 on the second connecting arm 503 are tightly pressed against the rotary wheel disc 206, the realization is to the brake effect of runner disc 206, makes runner disc 206 control reduction gear 204 output shaft stall, and the shutdown operation of cooperation motor 201 makes the dual brake of motor and reduction gear pass through in the brake of this multi-functional beam-pumping unit, makes the brake of multi-functional beam-pumping unit more sensitive, and brake stability is higher, has effectively reduced the wearing and tearing of motor 201 in braking process, has improved the life of motor 201, makes the endurance ratio of this multi-functional beam-pumping unit high.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims (7)

1. The utility model provides a many functional type beam-pumping unit with brake structure which characterized in that: the device comprises a machine table (1), wherein a first motor (201) is arranged on a table top of the machine table (1) through a motor mounting seat (2) of an L-shaped structure, the output end of the first motor (201) is connected with the input end of a speed reducer (204), two ends of an output shaft of the speed reducer (204) are respectively provided with a rotary wheel disc (206) and a crank (207), a balance block (208) is arranged at the middle position of one side of the crank (207), the middle position of the other side of the crank (207) is rotatably connected with one end of a connecting rod (209), the other end of the connecting rod (209) is rotatably connected with one end of the bottom surface of a walking beam (301), a horse head (302) is arranged at the other end of the walking beam (301), and a rope hanger (303) is;
a brake frame (4) is fixedly arranged on one side, located at the output end of the speed reducer (204), of the machine table (1), the brake frame (4) comprises a first brake mechanism (401) and a second brake mechanism (402), the structures of the first brake mechanism (401) and the second brake mechanism (402) are completely consistent, and the whole machine table is of a quadrangular frame structure;
a fixing seat (5) is fixedly arranged in the middle of the bottom surface of the four frames of the first brake mechanism (401), the fixing seat (5) is of a cuboid cavity structure with an uncovered top surface, two ends of the surface of the fixing seat (5) are upwards protruded, two ends of the surface of the fixing seat (5) are respectively connected with a first connecting arm (501) and a second connecting arm (503) through hinges, the first connecting arm (501) and the second connecting arm (503) are vertically arranged in the four frames, the top end of the first connecting arm (501) is hinged to the first fixing block (505), the first fixing block (505) is fixedly arranged on the bottom surface of the first nut seat (506), the top end of the second connecting arm (503) is hinged to the second fixing block (507), the second fixing block (507) is fixedly arranged on the bottom surface of the second nut seat (508), and a screw (509) is arranged between the vertical plates on two sides of the four frames of the first brake, the screw rod (509) is opposite in thread turning direction along two ends of a central line in the vertical direction, two ends of the screw rod (509) are respectively provided with a first nut seat (506) and a second nut seat (508) through threaded connection, the structures of the first nut seat (506) and the second nut seat (508) are completely consistent, and the first nut seat (506) and the second nut seat (508) are symmetrical about the central line in the vertical direction of the screw rod (509);
the connecting arm is one (501) and is crescent structure with two (503) structures of connecting arm completely unanimous, the intermediate position of the inboard concave surface of connecting arm (501) rotates and is connected with brake disc one (502), the intermediate position of the inboard concave surface of connecting arm two (503) rotates and is connected with brake disc two (504), the structure of brake disc one (502) and brake disc two (504) is completely unanimous, all set up the arc recess with rotation rim plate (206) looks adaptation on the side that brake disc one (502) and brake disc two (504) are relative, brake disc one (502) and brake disc two (504) set up the both sides in rotation rim plate (206) respectively.
2. The multifunctional pumping unit with the brake structure as claimed in claim 1, wherein the four side frames of the first brake mechanism (401) and the four side frames of the second brake mechanism (402) are connected through the transverse plate (403), the transverse plate (403) is provided with two transverse plates (403), the two transverse plates (403) are respectively arranged at two sides of the top ends of the four side frames of the first brake mechanism (401) and the second brake mechanism (402), the motor two (404) is arranged at the middle position of the outer side surface of the transverse plate (403) at one side, the output end of the motor two (404) is connected with the gear one (405), the vertical plates at one side of the four side are connected with the first brake mechanism (401) and one end of the screw rod (509) inside the second brake mechanism (402) through, the gear two (406) on the first brake mechanism (401), the gear two (406) on the second brake mechanism (402) and the gear one (405) at the output end of the motor two (404) are connected through the gear belt (407) ) And (4) engaging and connecting.
3. The multifunctional pumping unit with the brake structure as claimed in claim 1, wherein the first connecting arm (501) is formed by two strip-shaped plates, two grooves matched with the strip-shaped plates of the first connecting arm (501) are formed in the back surface of the first brake disc (502), and the first brake disc (502) is clamped on the strip-shaped plates of the first connecting arm (501) through the grooves in the back surface.
4. The multifunctional pumping unit with the brake structure as claimed in claim 1, wherein a sliding groove is formed in the top surface of the inner portion of the four side frames of the first brake mechanism (401) along the axial direction of the screw rod (509), a sliding block matched with the sliding groove is arranged on the top surfaces of the first nut seat (506) and the second nut seat (508), and the first nut seat (506) and the second nut seat (508) are slidably connected to the sliding groove on the inner top surface of the first brake mechanism (401) through the sliding block on the top surface.
5. The multifunctional pumping unit with the brake structure as claimed in claim 1, wherein the output end of the first motor (201) is connected with a first pulley (202), the input end of the speed reducer (204) is connected with a second pulley (205), and the first pulley (202) and the second pulley (205) are connected through a belt (203).
6. The multifunctional pumping unit with the brake structure as claimed in claim 1, wherein a support (3) is arranged on the fixed mount on the table top of the machine table (1), and the top end of the support (3) is rotatably connected with the middle position of the bottom surface of the walking beam (301).
7. The multifunctional pumping unit with the brake structure as claimed in claim 1, wherein support columns are arranged at two ends of the bottom of the four side frames of the first brake mechanism (401) and the second brake mechanism (402) of the brake frame (4), the brake frame (4) is erected on the machine table (1) through four support columns and is located above the speed reducer (204), and the first brake mechanism (401) and the second brake mechanism (402) are located at two sides of the speed reducer (204) respectively.
CN202010972537.XA 2020-09-16 2020-09-16 Multifunctional pumping unit with brake structure Pending CN111828505A (en)

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CN112460166A (en) * 2020-11-06 2021-03-09 中国石油天然气股份有限公司 Brake device and pumping unit brake system
CN114017451A (en) * 2021-09-29 2022-02-08 大庆师范学院 Beam-pumping unit braking system based on computer control

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US5097901A (en) * 1990-08-02 1992-03-24 Klaeger Joseph H Apparatus for removing fluids from a well
CN2312345Y (en) * 1997-09-25 1999-03-31 辽河石油勘探局锦州采油厂 Dual linkage rod and distance-increasing type beam oil pumping machine
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CN112460166A (en) * 2020-11-06 2021-03-09 中国石油天然气股份有限公司 Brake device and pumping unit brake system
CN114017451A (en) * 2021-09-29 2022-02-08 大庆师范学院 Beam-pumping unit braking system based on computer control

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Application publication date: 20201027