CN218624183U

CN218624183U - Energy-saving hydraulic horizontal pumping unit

Info

Publication number: CN218624183U
Application number: CN202222163086.2U
Authority: CN
Inventors: 王帮学
Original assignee: Li Minzheng
Current assignee: Li Minzheng
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-03-14
Anticipated expiration: 2032-08-17

Abstract

The utility model discloses an energy-conserving hydraulic horizontal beam-pumping unit, including the cable, the movable fixed pulley group, the balance weight unit, the direction assembly pulley, the control unit of opening and close of servo hydraulic unit and control servo hydraulic unit, the direction assembly pulley includes first direction fixed pulley, second direction fixed pulley and third direction fixed pulley, cable one end is connected with the sucker rod after first direction fixed pulley, the other end of cable divides the share to cable I and cable II after walking around the second direction fixed pulley, cable I passes fixed setting behind the movable fixed pulley group, servo hydraulic unit is connected with the movable fixed pulley group through the connecting piece, in order to accomplish the oil pumping through the conduction drive cable of movable fixed pulley group and sucker rod up-and-down motion, cable II passes and is connected with the balance weight unit after the third direction fixed pulley, in order to form the balance to the oil well head, and then reduce the work load of hydraulic servo unit; the utility model discloses can effectively reduce energy resource consumption, practice thrift manufacturing cost.

Description

Energy-saving hydraulic horizontal pumping unit

Technical Field

The utility model belongs to the oil equips the field, specifically relates to a horizontal beam-pumping unit of energy-conserving hydraulic pressure.

Background

The pumping unit is a mechanical device for exploiting petroleum, the petroleum is discharged out of a well by a pressurizing method, most of the pumping units in the existing petroleum exploitation devices are walking beam mule-head type pumping units, the technology is in the nineteenth century, although the pumping units are real and durable, the technology is backward, and the energy consumption is high, so that the development requirements of the current intelligent oil field cannot be met. Currently, although developed successively in various countries of the world: drum type, chain type, hydraulic type and other pumping units. But all due to high manufacturing cost; the use cost is high; the operation is not easy; the potential safety hazard is high; the factors such as energy consumption are difficult to popularize. The utility model discloses to above-mentioned condition, utilize modern new material, new technology research and development an energy-conserving hydraulic pressure horizontal beam-pumping unit.

SUMMERY OF THE UTILITY MODEL

The technical purpose of the utility model is to provide a horizontal beam-pumping unit of energy-conserving hydraulic pressure, it can effectively reduce energy resource consumption, practices thrift manufacturing cost.

The utility model discloses the technical scheme who adopts: an energy-saving hydraulic horizontal pumping unit comprises a guy cable, a movable fixed pulley block, a balance weight unit, a guide pulley block, a servo hydraulic unit and a control unit for controlling the opening and closing of the servo hydraulic unit, wherein the guide pulley block comprises a first guide fixed pulley, a second guide fixed pulley and a third guide fixed pulley, one end of the guy cable is connected with a pumping rod after passing through the first guide fixed pulley, the other end of the guy cable is divided into a guy cable I and a guy cable II after passing through the second guide fixed pulley, the guy cable I penetrates through the movable fixed pulley block and is fixedly arranged, the servo hydraulic unit is connected with the movable fixed pulley block through a connecting piece so as to drive the guy cable and the pumping rod to move up and down through the conduction of the movable fixed pulley block to complete oil pumping, and the guy cable II penetrates through the third guide fixed pulley and is connected with the balance weight unit so as to balance oil well mouths and further reduce the working load of the hydraulic servo unit.

Preferably, the oil pumping unit further comprises a heat preservation unit, the heat preservation unit comprises a containing groove and a sealed heat preservation shield arranged on the containing groove in a covering mode, and the containing groove and the sealed heat preservation shield are matched to form a heat preservation inner cavity used for containing the guide pulley block, the inhaul cable, the movable pulley block, the fixed pulley block, the servo hydraulic unit and the balance weight unit. The accommodating groove is arranged below the ground, the upper edge of the accommodating groove is flush with the ground, the sealed heat-insulation protective cover is of a transparent structure and is arranged above the ground, the balance weight unit, the servo hydraulic unit and the movable and fixed pulley block are arranged below the ground, and the guide pulley block is fixed above the ground through the mounting bracket.

Preferably, the balance weight unit includes the pull rod and from supreme balance weight tray, lower balance weight, middle balance weight, the upper balance weight and the upper cover plate of establishing on the pull rod in proper order of establishing in the lower cover, the pull rod sets up to the threaded rod, balance weight tray below install with pull rod screw-thread fit's lock nut to make through the cooperation of lock nut and upper cover plate go up balance weight, middle balance weight and balance weight locking structure as an organic whole down

Preferably, the tail end of the cable II is provided with a hook, the cable II between the hook and the third guide fixed pulley is provided with an electronic metering instrument, and the upper end of the pull rod is provided with a hanging hole hung on the hook so as to realize connection of the cable II and the balance weight unit through matching of the hook and the hanging hole.

Preferably, the middle balance weight is provided with a plurality of layers, and the upper surface of the upper balance weight and the lower surface of the lower balance weight are provided with circular arc structures.

Preferably, the movable fixed pulley group comprises a stay rope fixing seat, a movable pulley I, a movable pulley II, a fixed pulley I and a fixed pulley II, the fixed pulley I and the fixed pulley II are arranged in parallel, the movable pulley I and the movable pulley II are arranged in parallel, the fixed pulley I and the fixed pulley II are arranged below the movable pulley I and the movable pulley II, the stay rope I sequentially penetrates through the fixed pulley I, the movable pulley II and the fixed pulley II and then is fixed on the stay rope fixing seat, the movable pulley I and the movable pulley II are connected through a claw three-eye support, the servo hydraulic unit is arranged as a servo hydraulic pump station, a piston rod of the servo hydraulic unit is connected with the claw three-eye support, and the movable pulley I and the movable pulley II are driven to move up and down through the claw three-eye support.

Preferably, the cable is a T300-T700 carbon fiber cable.

Preferably, the third guide pulley is vertically disposed to correspond to a center of the balance weight unit.

Preferably, the outer edge of the right side of the first guide pulley corresponds to the center of a wellhead of an oil well, and the bottom of the first guide pulley is provided with a mounting bracket convenient to move.

The utility model has the advantages that: the utility model can reduce the working load of the servo hydraulic unit to the maximum extent through the arrangement of the balance weight unit, effectively reduce the energy consumption and save the production cost; the utility model discloses a setting up of moving crown block group, guide pulley group and cable has become parallel motion greatly reduced with beam-pumping unit ground vertical motion the utility model discloses an on the ground height, under the circumstances of not installing multi-purpose support ground, its ground height is less than one meter, has effectively reduced beam-pumping unit occupation of land space.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection relationship between the balance weight unit and the cable II in the embodiment of the present invention;

FIG. 3 is a schematic structural view of a heat-insulating unit in an embodiment of the present invention;

the labels in the figure are: 1. the cable, 2, first guide pulley, 3, second guide pulley, 4, third guide pulley, 5, cable I, 6, cable II, 7, servo hydraulic unit, 8, balance weight unit, 9, heat preservation unit, 10, storage tank, 11, sealed heat preservation guard shield, 12, pull rod, 13, balance weight tray, 14, lower balance weight, 15, middle balance weight, 16, upper balance weight, 17, upper cover plate, 18, lock nut, 19, hook, 20, electronic metering instrument, 21, hanging hole, 22, cable fixing seat, 23, movable pulley I, 24, movable pulley II, 25, fixed pulley I, 26, fixed pulley II, 27, goat's horn three-eye support.

Detailed Description

The invention is further illustrated by the following specific examples.

As shown in fig. 1 to 3, the energy-saving hydraulic horizontal pumping unit comprises a guy cable 1, a movable fixed pulley block, a balance weight unit 8, a guide pulley block, a servo hydraulic unit 7 and a control unit for controlling the opening and closing of the servo hydraulic unit 7, wherein the guide pulley block comprises a first guide fixed pulley 2, a second guide fixed pulley 3 and a third guide fixed pulley 4, one end of the guy cable 1 is connected with a pumping rod after passing through the first guide fixed pulley 2, the other end of the guy cable 1 is divided into a guy cable i 5 and a guy cable ii 6 after passing through the second guide fixed pulley 3, the divided strand arrangement of the guy cable 1 can ensure the synchronous operation of the balance weight unit and the movable fixed pulley block, the guy cable i 5 is fixedly arranged after penetrating through the movable fixed pulley block, the servo hydraulic unit 7 is connected with the movable fixed pulley block through a connecting piece so as to drive the guy cable 1 and the pumping rod to move up and down through the conduction of the movable fixed pulley block, and the oil well cable ii 6 is connected with the balance weight unit 8 after penetrating through the third guide fixed pulley block 4 so as to balance a well mouth and further reduce the working load of the servo unit.

The heat preservation device is characterized by further comprising a heat preservation unit 9, wherein the heat preservation unit comprises a containing groove 10 and a sealed heat preservation shield 11 covered on the containing groove 10, the containing groove 10 and the sealed heat preservation shield 11 are matched to form a heat preservation inner cavity used for containing the guide pulley block 4, the inhaul cable 1, the movable pulley block, the fixed pulley block, the servo hydraulic unit 7 and the balance weight unit 8. The containing groove 10 adopts the steel-concrete structure, and the containing groove 10 sets up under ground, and the last edge and the ground parallel and level of containing groove 10, sealed heat preservation guard 11 sets up to transparent structure, and sealed heat preservation guard 11 sets up on ground, balance weight unit 8, servo hydraulic unit 7 and movable and fixed pulley group set up under ground, the direction assembly pulley passes through the installing support to be fixed on ground. The utility model discloses a set up holding chamber and sealed heat preservation guard shield, and the holding chamber sets up under ground, can effectively utilize under the ground with the atmosphere different seasons the difference in ground temperature together build a dual heat preservation ground operational environment for the beam-pumping unit with sealed heat preservation guard shield, guarantee the normal operating of beam-pumping unit under various extreme environment. Further, the utility model discloses well storage tank can set up to the combination formula storage tank, divide into the first storage tank of placing movable pulley group and servo hydraulic unit, the second storage tank that is used for the humanoid to pass through and place the third storage tank of balanced counter weight unit with the storage tank, first storage tank, second storage tank and third storage tank combination form a body structure, utilize the earth temperature in each season temperature variation difference, through the air convection of balanced counter weight unit upper and lower motion in work, make servo hydraulic unit and sealed heat preservation guard shield form dynamic adjustment in the lump, form dual heat preservation effect to the beam-pumping unit.

The balance weight unit 8 comprises a pull rod 12, and a balance weight tray 13, a lower balance weight 14, an intermediate balance weight 15, an upper balance weight 16 and an upper cover plate 17 which are sequentially sleeved on the pull rod 12 from bottom to top, wherein the pull rod 12 is arranged to be a threaded rod, a locking nut 18 which is in threaded fit with the pull rod 12 is installed below the balance weight tray 13, and the upper balance weight 16, the intermediate balance weight 15 and the lower balance weight 14 are locked into a whole through the matching of the locking nut 18 and the upper cover plate 17. The middle balance weight 15 is arranged in multiple layers, and the upper surface of the upper balance weight 16 and the lower surface of the lower balance weight 14 are provided with circular arc structures. The utility model discloses go up balancing piece 16 and balancing piece 14 down and set up to convex structure, go up the balancing piece and with balancing piece down the convection current of in-process reinforcing air along with the up-and-down motion of balance weight unit 8, improve the heat preservation effect.

The third guide pulley 4 is vertically arranged corresponding to the center of the balance weight unit 8, the center of the third guide pulley corresponds to the center of the balance weight unit, the balance weight unit can be prevented from shaking in the vertical movement process to influence the effect of the balance weight, and the stay cable 1 is a T300-T700 carbon fiber stay cable. The tail end of the cable II 6 is provided with a hook 19, an electronic metering instrument 20 is installed on the cable II 6 between the hook 19 and the third guide fixed pulley 4, and a hanging hole 21 hung on the hook 19 is formed in the upper end of the pull rod 12 so that the connection between the cable II 6 and the balance weight unit 3 is achieved through the matching of the hook 19 and the hanging hole 21. The utility model discloses well middle balance piece can set up to the multilayer, according to the quantity of balance piece in the middle of the registration adjustment of electronic metering instrument, makes the balance weight unit can balance 90% -95% of beam-pumping unit work load to the load that makes servo hydraulic unit is only 5% -10%, thereby realizes energy-efficient, reduces and pumps the cost.

The movable-fixed pulley group includes cable fixing base 22, movable pulley I23, movable pulley II 24, fixed pulley I25 and fixed pulley II 26 parallel arrangement, movable pulley I23 and movable pulley II 24 parallel arrangement, just fixed pulley I25 and fixed pulley II 26 set up movable pulley I23 and movable pulley II 24's below, cable I101 passes fixed pulley I25, movable pulley I26, movable pulley II 24 and fixed pulley II 26 after-fixing on cable fixing base 19 in proper order, movable pulley I23 and movable pulley II 24 pass through goat's horn three eye support 27 and connect, servo hydraulic unit 7 sets up to servo hydraulic pump station, servo hydraulic unit 7's piston rod and goat's horn three eye support 27 are connected to drive movable pulley I23 and movable pulley II 24 up-and-down motion through goat's horn three eye support 27. The utility model discloses adopt double acting pulley and two fixed pulleys to relate to in well movable fixed pulley group, through cable fixing base 22, movable pulley I23, movable pulley II 24, fixed pulley I25 and the cooperation setting of fixed pulley II 26, when the piston rod stroke of servo hydraulic unit is 1M, the stroke of servo hydraulic unit forms 1 with cable 1's total stroke: 4. the proportion of (2) can effectively meet the stroke requirement of the pumping unit while reducing the height of the pumping unit.

Further, 2 outer edges in the right side of first direction fixed pulley correspond the setting with the well head center of oil well, the bottom of first direction fixed pulley 2 is equipped with the installing support of being convenient for to remove. When underground operations such as well repair, well washing, well logging and the like need to be carried out, the mounting bracket is moved leftwards by 100mm to empty the center position of the wellhead of the oil well, the carbon fiber inhaul cable 1 is directly connected with an underground operation tool, and the servo hydraulic unit is utilized to drive the underground operation to be related.

The utility model discloses a theory of operation: the utility model discloses utilize the carbon fiber cable to change original vertical motion into parallel motion through the movable fixed pulley group, again with the carbon fiber cable through second direction fixed pulley punishment divide into two strands, one is connected with the movable fixed pulley group downwards behind the second direction fixed pulley, the beam-pumping unit is in the course of the work, install the infrared induction device who is used for responding to the oil mass information at mine defeated oil pipe department, infrared induction device is connected with the control unit electricity, infrared induction device transmits the oil mass information that senses to the control unit, the control unit control servo hydraulic unit starts, servo hydraulic unit drives movable pulley I and movable pulley II and moves from top to bottom, and then drive the sucker rod up-and-down motion and accomplish the oil pumping function; the other strand of cable is connected with the balance weight unit after third direction fixed pulley, and electronic measurement appearance and balance weight unit are along with the cable is the balanced motion from top to bottom, and direct balanced value of measurement reaches KG level balance by the electronic measurement appearance.

Claims

1. The utility model provides an energy-conserving hydraulic pressure horizontal beam-pumping unit which characterized in that: the automatic oil pumping device comprises a guy cable (1), a movable fixed pulley block, a balance weight unit (8), a guide pulley block, a servo hydraulic unit (7) and a control unit for controlling the opening and closing of the servo hydraulic unit (7), wherein the guide pulley block comprises a first guide fixed pulley (2), a second guide fixed pulley (3) and a third guide fixed pulley (4), the guy cable (1) adopts a T300-T700 carbon fiber guy cable, one end of the guy cable (1) is connected with an oil pumping rod after passing through the first guide fixed pulley (2), the other end of the guy cable (1) is stranded into a guy cable I (5) and a guy cable II (6) after passing through the second guide fixed pulley (3), the guy cable I (5) is fixedly arranged after passing through the movable fixed pulley block, the servo hydraulic unit (7) is connected with the movable fixed pulley block through a connecting piece so as to drive the guy cable (1) and the oil pumping rod to move up and down through the conduction of the movable fixed pulley block to complete oil pumping, and the guy cable II (6) is connected with the balance weight unit (8) after passing through the third guide fixed pulley block (4) so as to balance the oil well mouth, and further reduce the working load of the servo hydraulic unit.

2. The energy-saving hydraulic horizontal pumping unit according to claim 1, characterized in that: still include heat preservation unit (9), the heat preservation unit includes storage tank (10) and covers sealed heat preservation guard shield (11) of establishing on storage tank (10), storage tank (10) and sealed heat preservation guard shield (11) cooperation set up to form and are used for holding the heat preservation inner chamber of direction assembly pulley, cable (1), movable and fixed pulley group, servo hydraulic unit (7) and balance weight unit (8).

3. The energy-saving hydraulic horizontal pumping unit according to claim 2, characterized in that: the storage tank (10) is arranged below the ground, the upper edge of the storage tank (10) is flush with the ground, the sealed heat-insulation shield (11) is of a transparent structure, the sealed heat-insulation shield (11) is arranged above the ground, the balance weight unit (8), the servo hydraulic unit (7) and the movable pulley block and the fixed pulley block are arranged below the ground, and the guide pulley block is fixed above the ground through the mounting bracket.

4. The energy-saving hydraulic horizontal pumping unit according to claim 1, characterized in that: the balance weight unit comprises a pull rod (12) and a balance weight tray (13) sequentially sleeved on the pull rod (12), a lower balance weight (14), an intermediate balance weight (15), an upper balance weight (16) and an upper cover plate (17) from bottom to top, wherein the pull rod (12) is set to be a threaded rod, a locking nut (18) in threaded fit with the pull rod (12) is installed below the balance weight tray (13), and the upper balance weight (16), the intermediate balance weight (15) and the lower balance weight (14) are locked into an integral structure through the matching of the locking nut (18) and the upper cover plate (17).

5. The energy-saving hydraulic horizontal pumping unit according to claim 4, characterized in that: the end of cable II (6) is provided with couple (19), is located and installs electronic metering instrument (20) on cable II (6) between couple (19) and third direction fixed pulley (4), the upper end of pull rod (12) is equipped with hanging hole (21) that hang on couple (19) to the cooperation through couple (19) and hanging hole (21) realizes being connected of cable II (6) and balance weight unit (8).

6. The energy-saving hydraulic horizontal pumping unit according to claim 5, characterized in that: the middle balance weight (15) is arranged in multiple layers, and the upper surface of the upper balance weight (16) and the lower surface of the lower balance weight (14) are provided with circular arc structures.

7. The energy-saving hydraulic horizontal pumping unit according to claim 1, characterized in that: the movable fixed pulley group comprises a stay rope fixing seat (22), a movable pulley I (23), a movable pulley II (24), a fixed pulley I (25) and a fixed pulley II (26), the fixed pulley I (25) and the fixed pulley II (26) are arranged in parallel, the movable pulley I (23) and the movable pulley II (24) are arranged in parallel, the fixed pulley I (25) and the fixed pulley II (26) are arranged below the movable pulley I (23) and the movable pulley II (24), the stay rope I (5) sequentially penetrates through the fixed pulley I (25), the movable pulley I (23), the movable pulley II (24) and the fixed pulley II (26) and then is fixed on the stay rope fixing seat (22), the movable pulley I (23) and the movable pulley II (24) are connected through a goat's horn three-eye support (27), the servo hydraulic unit (7) is arranged as a servo hydraulic pump station, a piston rod of the servo hydraulic unit (7) is connected with the goat's three-eye support (27) and drives the movable pulley I (23) and the movable pulley II (24) to move up and down through the goat's three-eye support (27).

8. The energy-saving hydraulic horizontal pumping unit according to claim 1, characterized in that: the third guide fixed pulley (4) is vertically arranged corresponding to the center of the balance weight unit (8).

9. The energy-saving hydraulic horizontal pumping unit according to claim 1, characterized in that: the outer edge of the right side of the first guide fixed pulley (2) corresponds to the center of a wellhead of an oil well, and the bottom of the first guide fixed pulley (2) is provided with a mounting support convenient to move.