CN209892420U

CN209892420U - Pendulum type counterweight device of oil pumping unit

Info

Publication number: CN209892420U
Application number: CN201920728705.3U
Authority: CN
Inventors: 尹煊; 卢彦翰; 袁艺瑕; 綦悦竣; 王金通; 陈恩楠; 王俊博; 王楚涵; 王跃歧
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-01-03
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a pendulum weight type counterweight device of a pumping unit, which comprises a base, wherein the left side of the upper end of the base is fixedly connected with a bracket, the upper end of the bracket is fixedly connected with a motor, a power output shaft at the front end of the motor is fixedly connected with a power wheel, the right side of the base on the bracket is fixedly connected with a supporting seat, the upper end of the supporting seat is fixedly connected with a double-head speed reducer, the left end of the front side of the double-head speed reducer is fixedly connected with a power input wheel through a power input shaft, the front side and the rear side of the right end of the double-head speed reducer are movably connected with a double-head power output shaft in a penetrating way, the double-end power output shaft's front and back both ends symmetry fixedly connected with bull stick respectively, two the top of bull stick rotates through the pivot respectively and is connected with the connecting rod, two the top fixedly connected with crossbeam of connecting rod, the first connecting block of top middle part fixedly connected with of crossbeam. The utility model has the advantages of being scientific and reasonable in structure, it is convenient to adjust, and is energy-conserving effectual, is fit for using widely.

Description

Pendulum type counterweight device of oil pumping unit

Technical Field

The utility model relates to a counter weight device of beam-pumping unit specifically is to relate to a pendulum type counter weight device of beam-pumping unit.

Background

The conventional beam pumping unit uses a counterweight mode of adding a counterweight block at a crank, the counterweight mode is widely applied, but the mode only utilizes the motion track and the weight of the crank counterweight block to achieve the counterweight effect in the oil extraction process, when the pumping unit ascends, namely the donkey head pulls the extracted liquid, the counterweight block moves backwards and downwards at a high position, the counterweight effect is achieved, but when the donkey head descends, the load of the donkey head per se becomes light, the counterweight block is positioned at a low point forwards and upwards and is forcibly pushed upwards by a motor, no counterweight effect and energy consumption are realized at the moment, the loads of equipment such as a belt pulley, a reduction gearbox and the like are increased, the counterweight effect is achieved only in a half stroke, the energy consumption is larger, and meanwhile, the counterweight block is fixed on the crank in the counterweight mode of adding the counterweight block at the crank and cannot be adjusted, the counterweight positions at the front and the back are smaller, so that the counterweight effect, we propose a pendulum-type counterweight device for a pumping unit.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a beam-pumping unit pendulum hammer type counter weight device is provided, has solved the counter weight mode of current beam-pumping unit, can only play half a journey counter weight effect, and the energy consumption is great, and the balancing weight is fixed on the crank unable adjustment moreover, and the counter weight position is less around and, leads to the not good problem of counter weight effect.

In order to solve the technical problem, the utility model provides a following technical scheme: a pendulum counterweight device of a pumping unit comprises a base, wherein a support is fixedly connected to the left side of the upper end of the base, a motor is fixedly connected to the upper end of the support, a power wheel is fixedly connected to a power output shaft at the front end of the motor, a supporting seat is fixedly connected to the right side of the support, a double-head speed reducer is fixedly connected to the upper end of the supporting seat, a power input wheel is fixedly connected to the left end of the front side of the double-head speed reducer through a power input shaft, double-head power output shafts are movably connected to the front side and the rear side of the right end of the double-head speed reducer in a penetrating manner, rotating rods are respectively and symmetrically and fixedly connected to the front end and the rear end of each double-head power output shaft, connecting rods are respectively and rotatably connected to the top ends of the two rotating rods through rotating shafts, a cross beam is, the top end of the first connecting seat is fixedly connected to the bottom of the walking beam, the middle part of the bottom end of the cross beam is fixedly connected with an adjusting assembly, the adjusting assembly comprises two vertical plates, the two vertical plates are symmetrically and fixedly connected to the middle part of the bottom end of the cross beam, the lower ends of the inner sides of the two vertical plates are respectively and movably connected with connecting columns through first bearings, a seat body is fixedly connected between the two connecting columns, the left side and the right side of the inner center of the seat body are respectively and fixedly connected with second bearings, the vertical surfaces of the left side and the right side of the seat body are respectively and fixedly connected with a shell and a bearing gland through bolts, the left end of the shell is fixedly connected with a baffle cover through bolts, the two second bearings are rotatably connected with rotating sleeves, the rotating sleeves movably penetrate through the baffle cover, the shell, the seat, the worm wheel is positioned in a cavity of the shell, a worm is meshed on one side of the worm wheel, the bottom end of the worm penetrates through the shell and is movably connected to a worm motor, the worm motor is fixedly connected to the bottom end of the shell, a second connecting seat is fixedly connected to the left end of the bottom of the walking beam, a second connecting block is movably hinged to the bottom end of the second connecting block through a movable shaft, a swinging column is fixedly connected to the bottom end of the second connecting block, a through hole is formed in the lower portion of each vertical face of the left side and the right side of the swinging column, a rotating shaft is rotatably connected between the front vertical face and the rear vertical face in the through a third bearing respectively, a connecting shaft is fixedly connected to the right side of the middle portion of the outer wall of the rotating shaft, a counterweight body is fixedly connected to the bottom end of the swinging column, a, and the bottom end of the third connecting seat is fixedly connected with a supporting tower.

On the basis of the scheme, the power wheel is in transmission connection with the power input wheel through a belt.

On the basis of the scheme, a horse head is integrally arranged at the right end of the walking beam.

On the basis of the scheme, the left side wall and the right side wall of the worm wheel are respectively in sliding fit with the blocking cover and the inner side wall of the cavity.

On the basis of the scheme, the right end of the connecting shaft is provided with external threads, and the right end of the connecting shaft is connected with the threaded hole through the external threads.

On the basis of the scheme, the support tower comprises a vertical rod and four reinforcing rods, wherein the vertical rod is fixedly connected to the top end of the vertical rod at the bottom end of a third connecting seat respectively, the bottom end of the vertical rod is fixedly connected to the base respectively, the vertical rod is obliquely arranged respectively, and the vertical rod is fixedly connected with the reinforcing rods respectively.

Compared with the prior art, the utility model beneficial effect who has is: a pendulum type counterweight device of a pumping unit adopts a new structure, improves the counterweight mode of a beam pumping unit, adopts the counterweight mode of a pendulum type, a counterweight body can swing left and right according to the ascending and descending of a horse head, and can play the counterweight role for the ascending and descending of the horse head, thereby playing the effect of whole-course counterweight, meanwhile, the counterweight body can also be matched with a connecting shaft through an adjusting assembly, and can bear the weight according to the size of the horse head, thereby using a worm on the adjusting assembly to drive a worm wheel and a rotating sleeve to rotate, when the rotating sleeve rotates, driving the connecting shaft to move left and right through the action of a screw thread, driving a swinging column and the counterweight body to move left and right through the connecting shaft, changing the distance between the counterweight body and the horse head, carrying out reasonable counterweight, reducing the energy consumption of a motor, reducing the load of equipment such as a belt pulley, a reduction gearbox and the like, convenient adjustment, good energy-saving effect and suitability for popularization and use.

Drawings

Fig. 1 is a schematic structural view of a pendulum-type counterweight device of a pumping unit of the present invention;

fig. 2 is a schematic view of the left side structure of the beam of the pendulum-type counterweight device of the pumping unit of the present invention;

fig. 3 is a schematic view of an adjusting assembly structure of a pendulum-type counterweight device of a pumping unit of the present invention;

fig. 4 is a schematic view of the left side structure of an adjusting assembly of the pendulum-type counterweight device of the pumping unit of the present invention;

FIG. 5 is a sectional view of an adjusting assembly of the pendulum-type counterweight device of the pumping unit according to the present invention;

fig. 6 is a schematic view of a connecting structure between an adjusting assembly and a connecting shaft of a pendulum-type counterweight device of a pumping unit according to the present invention;

fig. 7 is a schematic diagram of a structure of a right side of a swing post of a pendulum-type counterweight device of a pumping unit of the present invention;

fig. 8 is a top view of the upper end of the double-head reducer of the pendulum-type counterweight device of the pumping unit of the present invention;

fig. 9 is a side view of a support tower of a pendulum-type counterweight device for a pumping unit according to the present invention;

fig. 10 is a diagram i showing the counterclockwise running state of the double-ended power output shaft of the double-ended speed reducer of the pendulum-type counterweight device of the pumping unit of the present invention;

fig. 11 is a diagram ii of the counterclockwise running state of the double-ended power output shaft of the double-ended speed reducer of the pendulum-type counterweight device of the pumping unit of the present invention;

fig. 12 is a diagram iii of the counterclockwise running state of the double-ended power output shaft of the double-ended speed reducer of the pendulum-type counterweight device of the pumping unit of the present invention;

fig. 13 is the utility model relates to a double-end power output shaft anticlockwise operation state diagram IV of beam-pumping unit pendulum type counter weight device double-end speed reducer.

The reference numbers in the figures are: 1-base, 2-bracket, 3-motor, 301-power wheel, 4-supporting base, 5-double-head speed reducer, 501-power input wheel, 502-double-head power output shaft, 6-rotating rod, 7-rotating shaft, 8-connecting rod, 9-crossbeam, 10-first connecting block, 11-first connecting base, 12-walking beam, 1201-horse head, 13-adjusting assembly, 1301-vertical plate, 1302-connecting column, 1303-first bearing, 1304-base, 1305-second bearing, 1306-shell, 1307-bearing gland, 1308-baffle cover, 1309-rotating sleeve, 1310-threaded hole, 1311-worm gear, 1312-cavity, 1313-worm, 1314-worm motor, 14-connecting shaft, 15-a second connecting seat, 16-a second connecting block, 17-a swinging column, 1701-a through port, 1702-a third bearing, 18-a rotating shaft, 19-a counterweight body, 20-a third connecting block, 21-a third connecting seat, 22-a supporting tower, 2201-a vertical rod and 2202-a reinforcing rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 13, it can be known that the pendulum type counterweight device of the oil pumping unit comprises a base 1, a support 2 is fixedly connected to the left side of the upper end of the base 1, a motor 3 is fixedly connected to the upper end of the support 2, a power wheel 301 is fixedly connected to a power output shaft at the front end of the motor 3, a support seat 4 is fixedly connected to the right side of the base 1 on the support 2, a double-headed speed reducer 5 is fixedly connected to the upper end of the support seat 4, the double-headed speed reducer 5 is an existing mature speed reduction device, the left end of the front side of the double-headed speed reducer 5 is fixedly connected to a power input wheel 501 through a power input shaft, the front side and the rear side of the right end of the double-headed speed reducer 5 are movably connected with a double-headed power output shaft 502 in a penetrating manner, rotating rods 6, the top ends of the two connecting rods 8 are fixedly connected with a cross beam 9, the middle part of the top end of the cross beam 9 is fixedly connected with a first connecting block 10, the top end of the first connecting block 10 is movably hinged with a first connecting seat 11 through a movable shaft, the top end of the first connecting seat 11 is fixedly connected with the bottom of a walking beam 12, the middle part of the bottom end of the cross beam 9 is fixedly connected with an adjusting assembly 13, the adjusting assembly 13 can adjust the positions of a swinging column 17 and a counterweight body 19 through a connecting shaft 14, the adjusting assembly 13 comprises two vertical plates 1301, the two vertical plates 1301 are symmetrically and fixedly connected with the middle part of the bottom end of the cross beam 9, the lower ends of the inner sides of the two vertical plates 1301 are respectively and movably connected with a connecting column 1302 through a first bearing 1303, a base body 1304 is fixedly connected between the two connecting columns 1302, a housing 1306 and a bearing gland 1307 are respectively and fixedly connected to the left and right vertical surfaces of the seat body 1304 through bolts, a blocking cover 1308 is fixedly connected to the left end of the housing 1306 through bolts, two second bearings 1305 are rotatably connected with a rotary sleeve 1309, the rotary sleeve 1309 movably penetrates through the blocking cover 1308, the housing 1306, the seat body 1304 and the bearing gland 1307, a threaded hole 1310 is formed in the center of the rotary sleeve 1309, a worm wheel 1311 is integrally arranged on the outer wall of the left end of the rotary sleeve 1309, the worm wheel 1311 is located in a cavity 1312 of the housing 1306, a worm 1313 is meshed with one side of the worm wheel 1311, the bottom end of the worm 1313 penetrates through the housing 1306 and is movably connected to the worm motor 1314, the worm motor 1314 is fixedly connected to the bottom end of the housing 1306, a second connecting seat 15 is fixedly connected to the left end of the bottom of the walking beam 12, and a second connecting block, the bottom end of the second connecting block 16 is fixedly connected with a swing column 17, a through opening 1701 is formed in the lower portion of vertical surfaces of the left side and the right side of the swing column 17 in a penetrating mode, a rotating shaft 18 is respectively connected between the vertical surfaces of the front side and the rear side in the through opening 1701 in a rotating mode through a third bearing 1702, a connecting shaft 14 is fixedly connected to the right side of the middle portion of the outer wall of the rotating shaft 18, a counterweight body 19 is fixedly connected to the bottom end of the swing column 17, the bottom end of the walking beam 12 is located on a third connecting block 20 fixedly connected to the right side of the first connecting seat 11, the bottom end of the third connecting block 20 is movably hinged to a third connecting seat 21 through a movable shaft, a supporting tower 22 is.

The power wheel 301 is in transmission connection with the power input wheel 501 through a belt, and the power wheel 301 can provide power for the power input wheel 501 through the belt; the right end of the walking beam 12 is integrally provided with a horse head 1201, the horse head 1201 arranged on the walking beam 12 is a mature structure of the existing walking beam pumping unit, and the horse head 1201 is convenient to be connected with a pumping rod in an oil well; the left side wall and the right side wall of the worm wheel 1311 are respectively in sliding fit with the inner side walls of the blocking cover 1308 and the cavity 1312, so that the worm wheel 1311 and the rotary sleeve 1309 can rotate conveniently; the right end of the connecting shaft 14 is provided with an external thread, and the right end of the connecting shaft 14 is connected with the threaded hole 1310 through the external thread, so that the connecting shaft 14 can be adjusted to move left and right in the threaded hole 1301; the supporting tower 22 comprises upright posts 2201 and a reinforcing rod 2202, the upright posts 2201 are four, the top ends of the four upright posts 2201 are respectively and fixedly connected to the bottom end of the third connecting seat 21, the bottom ends of the four upright posts 2201 are respectively and fixedly connected to the base 1, and the four upright posts 2201 are respectively arranged in an inclined manner, so that the supporting tower 22 can be stable and firm; a plurality of reinforcing rods 2202 are fixedly connected between the four upright rods 2201 respectively, so that the strength of the support tower 22 can be enhanced.

The utility model discloses a principle and advantage: a pendulum type counterweight device of a pumping unit is characterized in that when the counterweight device is used, according to the gravity borne by a horsehead 1201 (the horsehead 1201 needs to be connected with a pumping rod in an oil well and then drives the pumping rod to pump up and down to pump out crude oil at the bottom end of the oil well, which is a normal use mode of the existing beam pumping unit and is clear to a person skilled in the oil field, the detailed description is omitted under the condition that the structure of the counterweight device is not influenced), the distance between a counterweight body 19 and the horsehead 1201 is adjusted, a worm motor 1314 is started, the worm motor 1314 drives a worm 1313 to rotate, the worm 1313 drives a worm wheel 1311 and a rotary sleeve 1309 to rotate, a connecting shaft 14 can move left and right in a threaded hole 1310 under the action of threads, so that the connecting shaft 14 drives a swing column 17 and the counterweight body 19 to swing left and right through a rotating shaft 18, when the tension borne by the horsehead is large, the worm motor 1314 is started to rotate the rotary sleeve, thereby driving the connecting shaft 14 to move towards the opposite direction of the horse head 1201, lengthening the force arm of the weight body 19, when the pulling force born by the horse head 1201 is small, the worm motor 1314 is started to rotate the rotating sleeve 1309, thereby driving the connecting shaft 14 to move towards the same direction of the horse head 1201, reducing the force arm of the weight body 19, and by increasing and reducing the force arm of the weight body 19, the effect of the weight can be effectively changed, the electric energy consumption of the motor is greatly reduced, the energy is saved, after the position adjustment of the weight body 19 is completed, the motor 3 is started, the power wheel 301 of the motor 3 drives the power input wheel 501 to rotate through the belt, thereby the double-head power output shaft 502 on the double-head speed reducer 5 rotates anticlockwise, the double-head power output shaft 502 drives the two rotating rods 6 to rotate anticlockwise by 360 degrees, simultaneously the two rotating rods 6 drive the two connecting rods 8 to move through the rotating shaft 7, the two connecting rods 8 drive the cross beam 9, the walking beam 12 and, the purpose of driving the mule head 1201 to swing up and down is achieved, when the mule head 1201 starts to move up at the lowest point, the left end of the walking beam 12 is located at the highest point (fig. 10), the counterweight body 19 and the swing column 17 are gradually pushed by the connecting shaft 14 through the rotating shaft 18 to swing outwards, the tail counterweight effect is increased, the mule head 1201 is convenient to move up, the energy consumption of the motor is reduced, when the mule head 1201 moves to the highest point and starts to move down, the left end of the walking beam 12 is located at the lowest point (fig. 12), the counterweight body 19 and the swing column 17 are gradually pulled by the connecting shaft 14 through the rotating shaft 18 to swing inwards, the tail counterweight effect is reduced, the mule head 1201 moves down conveniently, the energy consumption of the motor 3 is reduced, the effect of the whole-course counterweight is achieved, it is to be noted that the mule head 1201 bears the very large pulling force of the sucker rod below when moving up, so the counterweight body 19, so the resistance that the counter weight body 19 played 12 left ends upswing of walking beam after the inward swinging is very little, also can not influence the energy consumption of motor 3 exactly, so through the horizontal hunting of counter weight body 19 and swing post 17, the effect of whole counter weight has been reached, the utility model has the advantages of being scientific and reasonable in structure, the counter weight is effectual, has saved the electric energy greatly, and the cost of manufacture is low, is fit for using widely.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a pumping unit pendulum type counter weight device, includes base (1), its characterized in that: the power transmission device is characterized in that a support (2) is fixedly connected to the left side of the upper end of a base (1), a motor (3) is fixedly connected to the upper end of the support (2), a power wheel (301) is fixedly connected to a power output shaft at the front end of the motor (3), the base (1) is located on a supporting seat (4) fixedly connected to the right side of the support (2), a double-end speed reducer (5) is fixedly connected to the upper end of the supporting seat (4), a power input wheel (501) is fixedly connected to the left end of the front side of the double-end speed reducer (5) through a power input shaft, a double-end power output shaft (502) is movably connected to the front side and the rear side of the right end of the double-end speed reducer (5) in a penetrating manner, rotating rods (6) are symmetrically and fixedly connected to the front end and the rear end of the double-end power output shaft, the middle of the top end of the cross beam (9) is fixedly connected with a first connecting block (10), the top end of the first connecting block (10) is movably hinged with a first connecting seat (11) through a movable shaft, the top end of the first connecting seat (11) is fixedly connected to the bottom of the walking beam (12), the middle of the bottom end of the cross beam (9) is fixedly connected with an adjusting assembly (13), the adjusting assembly (13) comprises two vertical plates (1301), the two vertical plates (1301) are symmetrically and fixedly connected to the middle of the bottom end of the cross beam (9), the inner lower ends of the two vertical plates (1301) are respectively and movably connected with a connecting column (1302) through a first bearing (1303), a seat body (1304) is fixedly connected between the two connecting columns (1302), the left side and the right side of the inner center of the seat body (1304) are respectively and fixedly connected with a second bearing (1305), and a shell (1306) and a bearing gland (1307) are respectively and fixedly connected to ) The left end of the shell (1306) is fixedly connected with a blocking cover (1308) through a bolt, two second bearings (1305) are rotatably connected with rotary sleeves (1309), the rotary sleeves (1309) movably penetrate through the blocking cover (1308), the shell (1306), a seat body (1304) and a bearing gland (1307), the center of each rotary sleeve (1309) is provided with a threaded hole (1310) in a penetrating manner, the outer wall of the left end of each rotary sleeve (1309) is integrally provided with a worm wheel (1311), the worm wheel (1311) is located in a cavity (1312) of the shell (1306), one side of each worm wheel (1311) is meshed with a worm (1313), the bottom end of each worm (1313) penetrates through the shell (1306) and is movably connected to the worm motor (1314), the worm motor (1314) is fixedly connected to the bottom end of the shell (1306), the left end of the bottom of the walking beam (12) is fixedly connected with a second connecting seat (15), and the second connecting seat (15) is movably hinged to a second connecting, second connecting block (16) bottom fixedly connected with swing post (17), swing post (17) left and right sides facade below is run through and has been seted up opening (1701), rotate through third bearing (1702) respectively between the front and back both sides facade in opening (1701) and be connected with rotation axis (18), outer wall middle part right side fixedly connected with connecting axle (14) of rotation axis (18), swing post (17) bottom fixedly connected with counterweight (19), walking beam (12) bottom is located right side fixedly connected with third connecting block (20) of first connecting seat (11), third connecting block (20) bottom is articulated on third connecting seat (21) through the loose axle activity, third connecting seat (21) bottom fixedly connected with support tower (22).

2. A pendulum-type counterweight device for a pumping unit according to claim 1, wherein said power wheel (301) is connected with said power input wheel (501) by a belt drive.

3. Pendulum-type counterweight device for pumping units according to claim 1, characterized in that the right end of said walking beam (12) is integrally provided with a horse head (1201).

4. A pendulum-type counterweight device for pumping unit according to claim 1, wherein the left and right side walls of said worm gear (1311) are slidably engaged with the inner side walls of said cover (1308) and said cavity (1312), respectively.

5. The pendulum-type counterweight device for oil pumping unit according to claim 1, wherein the right end of said connecting shaft (14) is provided with external threads, and the right end of said connecting shaft (14) is connected with the threaded hole (1310) through the external threads.

6. The pendulum type counterweight device for oil pumping unit according to claim 1, wherein said support tower (22) comprises four vertical rods (2201) and reinforcing rods (2202), said vertical rods (2201) are provided with four, the top ends of four vertical rods (2201) are respectively and fixedly connected to the bottom end of a third connecting seat (21), the bottom ends of four vertical rods (2201) are respectively and fixedly connected to a base (1), said four vertical rods (2201) are respectively and obliquely arranged, and a plurality of reinforcing rods (2202) are respectively and fixedly connected between said four vertical rods (2201).