CN114809994B - Pumping unit with automatic detection device - Google Patents
Pumping unit with automatic detection device Download PDFInfo
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- CN114809994B CN114809994B CN202210690468.2A CN202210690468A CN114809994B CN 114809994 B CN114809994 B CN 114809994B CN 202210690468 A CN202210690468 A CN 202210690468A CN 114809994 B CN114809994 B CN 114809994B
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/126—Adaptations of down-hole pump systems powered by drives outside the borehole, e.g. by a rotary or oscillating drive
- E21B43/127—Adaptations of walking-beam pump systems
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Abstract
The invention discloses an oil pumping machine with an automatic detection device, and relates to the field of oil pumping machines, comprising a base, wherein a power machine is arranged at the top of the base, a limiting block is fixedly welded at one end of a pin shaft, a horsehead is arranged at one side of a walking beam, and an anti-drop mechanism is distributed at one end of the walking beam and one end of a bracket; and a rotating mechanism is distributed at the top of the limit sliding block and one end of the guide rod. According to the invention, the rotating mechanism is arranged, when the limit slider moves towards the direction of the straight gear ring, the second straight gear rotates under the action of the rack frame and drives the cylindrical push block to rotate through the worm and the worm wheel, so that the cylindrical push block rotates ninety degrees, the cylindrical push block can be aligned with the limit block, then the cylindrical push block can be pushed by continuing to move, and the cylindrical push block rotates to be in a state vertical to the limit slider when the limit slider is restored, thereby preventing the cylindrical push block from taking out and replacing the pin shaft conveniently.
Description
Technical Field
The invention relates to the field of oil pumping units, in particular to an oil pumping unit with an automatic detection device.
Background
The pumping unit is a machine device for exploiting petroleum, commonly called as a 'kowtow', is the most main lifting device in a sucker rod pumping system, and can be divided into a beam pumping unit and a beam pumping unit without a beam according to whether the beam exists or not, and the working principle of the beam pumping unit is as follows: the power machine is used for supplying power, the high-speed rotation of the power machine is changed into the low-speed rotation of a crank of the pumping unit through a speed reducer, the rotary motion is changed into the up-and-down reciprocating motion of the horsehead of the pumping unit through a crank-connecting rod-walking beam mechanism, and the deep well pump is driven to work through a rope hanger assembly.
The middle part of a walking beam on the pumping unit is rotationally connected with the top of the bracket through the cross beam pin shaft assembly, and because the walking beam needs to swing repeatedly, a pin shaft on the cross beam pin shaft assembly is worn due to multiple friction with one end of the top of the bracket, so that one end of the pin shaft is lost to limit, and the walking beam continuously swings to cause the pin shaft to deviate relative to the walking beam, so that the pin shaft falls off, and a safety accident is caused.
Disclosure of Invention
The invention aims at: in order to solve the problem that the pin shaft is not convenient to limit and prevent from falling off, the oil pumping unit with the automatic detection device is provided.
In order to achieve the above purpose, the present invention provides the following technical solutions: the pumping unit with the automatic detection device comprises a base, wherein a power machine is arranged at the top of the base, a support is arranged on one side of the top of the base, a walking beam is arranged at the top of the support, a pin shaft penetrating through the bottom of the walking beam and penetrating to the other end of the support is arranged at one end of the support, a limiting block is fixedly welded at one end of the pin shaft, a limiting plug is arranged at the other end of the pin shaft, a horsehead is arranged on one side of the walking beam, and an anti-falling mechanism is distributed at one end of the walking beam and one end of the support;
the anti-disengaging mechanism comprises a straight gear ring, a rotating rod, a first straight gear, a first bevel gear, a second bevel gear, a reciprocating screw rod, a guide rod, a limiting sliding block, a cylindrical pushing block, a locating plate, a first push rod, a first telescopic spring, a third bevel gear, a second telescopic spring, a lantern ring and a second push rod, wherein the straight gear ring is welded and fixed at one end of the walking beam and positioned at the outer side of the limiting block, the rotating rod is rotationally connected with one end of the bracket through a bearing, the first bevel gear is welded and fixed at one end of the rotating rod, the first straight gear is arranged at the outer side of the rotating rod and positioned below the straight gear ring, the second bevel gear is rotationally connected with one end of the first bevel gear through a bearing, the reciprocating screw rod is welded and fixed at one end of the second bevel gear, the guide rod is welded and fixed at one end of the bracket, the positioning plate is welded and fixed on the outer side of the guide rod and is positioned on the outer side of the reciprocating screw rod, the first push rod penetrates through the top of the positioning plate to the bottom of one end of the positioning plate, the first telescopic spring is arranged on the top of the positioning plate and sleeved on the outer side of the first push rod, the lantern ring is rotationally connected to the outer side of the first push rod through a bearing, the second push rod penetrates through the inner side of the first push rod to the bottom of the first push rod, the third bevel gear is welded and fixed on the bottom of the second push rod, the second telescopic spring is arranged on the bottom of the lantern ring and is positioned on the outer side of the second push rod, the limit sliding block is sleeved on the outer side of the guide rod and is positioned on the outer side of the reciprocating screw rod, the cylindrical pushing block is rotationally connected to the top of the limit sliding block through a rotating shaft;
and a rotating mechanism is distributed at the top of the limit sliding block and one end of the guide rod and is used for rotating the cylindrical pushing block.
As still further aspects of the invention: the rotating mechanism comprises a worm wheel, a worm, a rack and a second straight gear, wherein the worm wheel is arranged on the outer side of a rotating shaft which is connected with the top of the limit sliding block in a rotating mode, the worm is connected to the top of the limit sliding block in a rotating mode through the rotating shaft and located below the worm wheel, the second straight gear is fixedly welded on one side of the worm, and the rack is fixedly welded on one end of the guide rod and located below the second straight gear.
As still further aspects of the invention: the tooth blocks at the top of the rack are meshed with the tooth blocks at the outer side of the second straight gear, and the worm is meshed with the tooth blocks at the outer side of the worm wheel.
As still further aspects of the invention: the gear block outside the straight gear ring is meshed with the gear block outside the first straight gear, the central axis of the straight gear ring and the central axis of the limiting block are in a superposition state, and the diameter of the inner wall of the straight gear ring is larger than that of the limiting block.
As still further aspects of the invention: the two ends of the first telescopic spring are welded and fixed on the top of the locating plate and the outer side of the first push rod respectively, the two ends of the second telescopic spring are welded and fixed on the top of the third bevel gear and the bottom of the lantern ring, and the tooth blocks on the outer side of the third bevel gear are meshed with the tooth blocks on the outer side of the first bevel gear and the tooth blocks on the outer side of the second bevel gear.
As still further aspects of the invention: the outside of spacing slider is provided with runs through to spacing slider is inboard, and with the crescent moon round pin that agrees mutually in the reciprocating screw rod outside, the inboard of spacing slider is located the below of crescent moon round pin be provided with guide bar assorted through-hole.
As still further aspects of the invention: the bottom of locating plate is located the below of guide bar installs control button, wireless signal transmitter is installed to the outside of support, wireless signal transmitter with control button passes through wire electric connection, wireless signal transmitter and the total controller electric connection of this equipment, control button with bottom one side of spacing slider is in parallel state.
As still further aspects of the invention: and an anti-slip pad is arranged on the outer side of the reciprocating screw rod and on the inner side of the positioning plate.
As still further aspects of the invention: the diameter of the cylindrical push block is equal to the diameter of the limiting block.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up anticreep mechanism, the spacing bolt receives wearing and tearing and falls down, the one end that the round pin axle kept away from the stopper just can not receive spacingly, the round pin axle just can remove towards the one end of stopper when the walking beam swings, this in-process stopper can extrude first push rod, thereby can make first expansion spring shrink, so alright make third bevel gear and first bevel gear, the second bevel gear meshes, so alright make first bevel gear rotate through the rotation of third bevel gear drive second bevel gear, thereby make reciprocating screw rotate, afterwards can make cylindrical ejector pad device and stopper one end parallel and level's position department under rotating mechanism's effect, afterwards can make cylindrical ejector pad promote the stopper under the removal of spacing slider, thereby make the round pin axle recover, thereby prevent that the round pin axle from dropping from the one end of support, thereby increase the stability that equipment is connected, thereby provide sufficient time for the staff to come to the maintenance of pumping unit, prevent equipment from receiving damage because of the drop of round pin axle before the staff comes;
2. through setting up slewing mechanism, when spacing slider moves towards the direction of straight-tooth wheel ring, the second straight-tooth wheel just can rotate under the effect of rack and drive cylindrical ejector pad through worm, worm wheel and rotate to this makes cylindrical ejector pad rotate ninety degrees, from this alright cylindrical ejector pad and stopper alignment, afterwards cylindrical ejector pad continue to remove alright promote the stopper, and the cylindrical ejector pad changes to the state perpendicular with spacing slider when spacing slider is recovered, thereby prevents that cylindrical ejector pad from taking out, changing the round pin axle and providing convenience.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged view of FIG. 1A in accordance with the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a schematic diagram illustrating the connection of the first pushrod and the third bevel gear according to the present invention;
FIG. 5 is a schematic view of a limit slider according to the present invention;
fig. 6 is a schematic structural view of a pin according to the present invention;
FIG. 7 is a schematic illustration of the connection of a rotating rod to a conventional multifilament rod according to the present invention;
fig. 8 is an enlarged view of fig. 2B in accordance with the present invention.
In the figure: 1. a base; 2. a power machine; 3. horsehead; 4. a walking beam; 5. a wireless signal transmitter; 6. a control button; 7. a bracket; 8. an anti-drop mechanism; 801. a spur gear ring; 802. a rotating rod; 803. a first straight gear; 804. a first bevel gear; 805. a second bevel gear; 806. a reciprocating screw rod; 807. a guide rod; 808. a limit sliding block; 809. a cylindrical push block; 810. a positioning plate; 811. a first push rod; 812. a first extension spring; 813. a third bevel gear; 814. a second bevel gear; 815. a collar; 816. a second push rod; 9. a rotating mechanism; 901. a worm wheel; 902. a worm; 903. a rack; 904. a second spur gear; 10. a limiting block; 11. a pin shaft; 12. and (5) limiting the bolt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.
Referring to fig. 1 to 8, in the embodiment of the invention, an oil pumping unit with an automatic detection device comprises a base 1, wherein a power machine 2 is installed at the top of the base 1, a support 7 is arranged at one side of the top of the base 1 positioned at the power machine 2, a walking beam 4 is arranged at the top of the support 7, a pin 11 penetrating through the bottom of the walking beam 4 and reaching the other end of the support 7 is arranged at one end of the support 7, a limiting block 10 is welded and fixed at one end of the pin 11, a limiting plug 12 is arranged at the other end of the pin 11, a horsehead 3 is arranged at one side of the walking beam 4, and an anti-falling mechanism 8 is distributed at one end of the walking beam 4 and one end of the support 7;
the anti-drop mechanism 8 comprises a straight gear ring 801, a rotating rod 802, a first straight gear 803, a first bevel gear 804, a second bevel gear 805, a reciprocating screw rod 806, a guide rod 807, a limit slider 808, a cylindrical push block 809, a positioning plate 810, a first push rod 811, a first telescopic spring 812, a third bevel gear 813, a second telescopic spring 814, a lantern ring 815 and a second push rod 816, wherein the straight gear ring 801 is fixedly welded to one end of the walking beam 4 and is positioned at the outer side of the limit block 10, the rotating rod 802 is rotatably connected to one end of the bracket 7 through a bearing, the first bevel gear 804 is fixedly welded to one end of the rotating rod 802, the first straight gear 803 is arranged at the outer side of the rotating rod 802, and is positioned below the straight gear ring 801, the second bevel gear 805 is rotatably connected to one end of the first bevel gear 804 through a bearing, the reciprocating screw rod 806 is fixedly welded to one end of the second bevel gear 805, the guide rod 807 is fixedly welded to one end of the bracket 7 through a bearing, and is positioned below the rotating rod 802, the positioning plate 810 is fixedly welded to the outer side of the guide rod 807, and is positioned at the outer side of the reciprocating screw rod 806, the first push rod 811 is positioned at the outer side of the reciprocating screw rod 806 from the top of the positioning plate is rotatably connected to the first conical gear 806 through the bearing, the first positioning plate is rotatably arranged at the bottom of the first conical guide plate 810, and is rotatably connected to the outer side of the first push rod 810, and is rotatably connected to the first push rod 811 through the first conical spring is rotatably arranged at the outer side of the first push rod 810;
a rotation mechanism 9 is distributed on the top of the limit slider 808 and at one end of the guide rod 807, for rotating the cylindrical push block 809.
In this embodiment, when the equipment is operated, the walking beam 4 can drive the straight gear ring 801 to rotate, at this time, the straight gear ring 801 can drive the first straight gear 803 to rotate, at this time, the first bevel gear 804 cannot drive the second bevel gear 805 to rotate, after the equipment is operated for a period of time, the end of the limiting bolt 12, which is far away from the limiting block 10, cannot be limited, the pin 11 moves towards the end of the limiting block 10 when the walking beam 4 swings, during this process, the limiting block 10 presses the first push rod 811, thereby the first telescopic spring 812 can be contracted, the collar 815 can move the third bevel gear 813 downwards by pushing the second telescopic spring 814, thereby the third bevel gear 813 can be meshed with the first bevel gear 804 and the second bevel gear 805, when the first bevel gear 804 rotates, the second bevel gear 805 is driven to rotate by the third bevel gear 813, so that the reciprocating screw rod 806 rotates, then the cylindrical push block 809 is enabled to be flush with one end of the limiting block 10 under the action of the rotating mechanism 9, then the cylindrical push block 809 pushes the limiting block 10 under the movement of the limiting slide block 808, so that the pin shaft 11 is restored, and the pin shaft 11 is prevented from falling from one end of the bracket 7, so that the stability of equipment connection is improved, after the pin shaft 11 is restored, the cylindrical push block 809 shields the top of the first push rod 811, when the cylindrical push block 809 is restored, the cylindrical push block 809 is separated from the first push rod 811, so that the third bevel gear 813 is separated from the first bevel gear 804 and the second bevel gear 805 under the action of the first telescopic spring 812 and the second telescopic spring 814, therefore, sufficient time is provided for the maintenance of the pumping unit by the staff to arrive, and the equipment is prevented from being damaged due to the falling of the pin shaft 11 before the staff arrives.
Referring to fig. 1, 2 and 5, the rotating mechanism 9 includes a worm gear 901, a worm 902, a rack 903, and a second spur gear 904, where the worm gear 901 is disposed on the outer side of a rotating shaft that is rotatably connected to the top of the limit slider 808, the worm 902 is rotatably connected to the top of the limit slider 808 through the rotating shaft and is located below the worm gear 901, the second spur gear 904 is welded and fixed to one side of the worm 902, and the rack 903 is welded and fixed to one end of the guide rod 807 and is located below the second spur gear 904.
In this embodiment, when the limit slider 808 moves towards the direction of the spur gear ring 801, the second spur gear 904 rotates under the action of the tooth block at the top of the rack 903, so as to rotate the worm 902, and when the worm 902 rotates, the worm 901 can be driven to rotate, so that the worm 901 can drive the cylindrical push block 809 to rotate, when the second spur gear 904 is separated from the top of the rack 903, the cylindrical push block 809 just rotates ninety degrees, so that the cylindrical push block 809 is aligned with the limit block 10, then the cylindrical push block 809 continues to move to push the limit block 10, and when the limit slider 808 is restored, the cylindrical push block 809 rotates to a state perpendicular to the limit slider 808, so as to prevent the cylindrical push block 809 from facilitating the removal and replacement of the pin shaft 11.
Referring to fig. 2, 5 and 8, the tooth block at the top of the rack 903 is engaged with the tooth block at the outer side of the second spur gear 904, and the worm 902 is engaged with the tooth block at the outer side of the worm wheel 901.
In this embodiment, when the limit slider 808 is moved by this structure, the second spur gear 904 is driven to rotate along the top of the rack 903, so that the worm 902 is rotated.
Referring to fig. 2, the tooth blocks on the outer side of the straight gear ring 801 are meshed with the tooth blocks on the outer side of the first straight gear 803, the central axis of the straight gear ring 801 is in a superposition state with the central axis of the limiting block 10, and the diameter of the inner wall of the straight gear ring 801 is larger than that of the limiting block 10.
In this embodiment, the straight gear ring 801 is driven to rotate when the walking beam 4 swings, so that the straight gear ring 801 can drive the first straight gear 803 to rotate.
Referring to fig. 2 and 4, two ends of the first telescopic spring 812 are welded and fixed to the top of the positioning plate 810 and the outer side of the first push rod 811, two ends of the second telescopic spring 814 are welded and fixed to the top of the third bevel gear 813 and the bottom of the collar 815, and the tooth blocks on the outer side of the third bevel gear 813 are meshed with the tooth blocks on the outer sides of the first bevel gear 804 and the second bevel gear 805.
In this embodiment, when the stopper 10 is moved above the first push rod 811 by this structure, the first push rod 811 is pressed, so that the first extension spring 812 is contracted, the collar 815 is pushed by the second extension spring 814 to move the third bevel gear 813 downward, and the third bevel gear 813 is meshed with the first bevel gear 804 and the second bevel gear 805, so that the first bevel gear 804 rotates, and the second bevel gear 805 is driven to rotate by the third bevel gear 813, so as to rotate the reciprocating screw 806.
Referring to fig. 1, 2 and 5, a crescent pin penetrating to the inner side of the limit slider 808 and engaged with the outer side of the reciprocating screw rod 806 is arranged on the outer side of the limit slider 808, and a through hole matched with the guide rod 807 is arranged below the crescent pin on the inner side of the limit slider 808.
In this embodiment, the structure is used to make the reciprocating screw rod 806 rotate and the limiting slider 808 move along the reciprocating screw rod 806, so as to drive the cylindrical pushing block 809 to move, so that the cylindrical pushing block 809 can push the limiting block 10, and the pin 11 is restored.
Referring to fig. 1 and 5, a control button 6 is installed below a guide rod 807 at the bottom of a positioning plate 810, a wireless signal transmitter 5 is installed outside a bracket 7, the wireless signal transmitter 5 is electrically connected with the control button 6 through a wire, the wireless signal transmitter 5 is electrically connected with a master controller of the device, and the control button 6 is parallel to one side of the bottom of a limit slider 808.
In this embodiment, the limit slider 808 presses the control button 6 after moving once through the structure, at this time, the wireless signal transmitter 5 receives the signal that the control button 6 is pressed, the wireless signal transmitter 5 transmits the pressed information of the control button 6 to the external total control device, and then the warning effect is achieved for the staff, so that the staff knows that the pin 11 is loosened, and then the maintainer can be dispatched to maintain the pumping unit.
Referring to fig. 1, 2 and 7, an anti-slip pad is disposed on the outer side of the reciprocating screw 806 and on the inner side of the positioning plate 810.
In the present embodiment, the friction between the reciprocating screw 806 and the positioning plate 810 is increased by this structure.
Referring to fig. 1 and 2, the diameter of the cylindrical push block 809 is equal to the diameter of the stopper 10.
In this embodiment, after the cylindrical push block 809 is attached to the stopper 10, the stopper 10 is pushed by the movement of the cylindrical push block 809, so as to separate the stopper 10 from the top of the first push rod 811, and at the same time, the cylindrical push block 809 shields the top of the first push rod 811, so as to prevent the first extension spring 812 from recovering.
The working principle of the invention is as follows: when the equipment operates, the walking beam 4 can drive the straight gear ring 801 to rotate, at the moment, the straight gear ring 801 can drive the first straight gear 803 to rotate, because the third bevel gear 813 is separated from the first bevel gear 804 and the second bevel gear 805, the first bevel gear 804 can not drive the second bevel gear 805 to rotate, when the equipment operates for a period of time, after the limiting bolt 12 is worn and falls, one end of the pin shaft 11 far away from the limiting block 10 can not be limited, the pin shaft 11 moves towards one end of the limiting block 10 when the walking beam 4 swings, in the process, the limiting block 10 can squeeze the first push rod 811, thereby enabling the first telescopic spring 812 to retract, so that the collar 815 can drive the third bevel gear 813 to move downwards through pushing the second telescopic spring 814, thereby enabling the third bevel gear 813 to be meshed with the first bevel gear 804 and the second bevel gear 805, when the first bevel gear 804 rotates, the second bevel gear 805 is driven to rotate by the third bevel gear 813, so that the reciprocating screw rod 806 rotates, when the limit slider 808 moves towards the direction of the straight gear ring 801, the second straight gear 904 rotates under the action of the tooth block at the top of the rack 903, so that the worm 902 rotates, the worm 902 rotates to drive the worm wheel 901 to rotate, so that the worm wheel 901 drives the cylindrical push block 809 to rotate, when the second straight gear 904 is separated from the top of the rack 903, the cylindrical push block 809 just rotates ninety degrees, so that the cylindrical push block 809 aligns with the limit block 10, then the cylindrical push block 809 pushes the limit block 10 under the movement of the limit slider 808, so that the pin 11 is restored, thereby prevent that round pin axle 11 from dropping from the one end of support 7 to this stability that increases equipment connection, cylindrical ejector pad 809 can shelter from the top of first push rod 811 after recovering round pin axle 11, after cylindrical ejector pad 809 recovers with first push rod 811 separation, from this alright make third bevel gear 813 separate with first bevel gear 804, second bevel gear 805 under the effect of first telescopic spring 812, second telescopic spring 814, so as to provide sufficient time for the staff to arrive the maintenance of beam-pumping unit, prevent equipment from receiving the damage because of the drop of round pin axle 11 before the staff arrives.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides an oil pumping machine with automatic checkout device, includes base (1), power machine (2) are installed at the top of base (1), the top of base (1) is located one side of power machine (2) is provided with support (7), the top of support (7) is provided with walking beam (4), support (7) one end is provided with and passes walking beam (4) bottom and run through to round pin axle (11) of support (7) other end, the one end welded fastening of round pin axle (11) has stopper (10), the other end of round pin axle (11) is provided with spacing bolt (12), one side of walking beam (4) is provided with horsehead (3), its characterized in that, the one end of walking beam (4) and the one end of support (7) distribute have anticreep mechanism (8);
the anti-drop mechanism (8) comprises a straight gear ring (801), a rotating rod (802), a first straight gear (803), a first bevel gear (804), a second bevel gear (805), a reciprocating screw rod (806), a guide rod (807), a limit sliding block (808), a cylindrical push block (809), a locating plate (810), a first push rod (811), a first telescopic spring (812), a third bevel gear (813), a second telescopic spring (814), a lantern ring (815) and a second push rod (816), wherein the straight gear ring (801) is fixedly welded at one end of the walking beam (4) and is positioned at the outer side of the limiting block (10), the rotating rod (802) is rotatably connected to one end of the support (7) through a bearing, the first bevel gear (804) is fixedly welded at one end of the rotating rod (802), the first straight gear (803) is arranged at the outer side of the rotating rod (802) and is positioned below the straight gear ring (801), the second bevel gear (805) is rotatably connected to one end of the first bevel gear (804) through the bearing, the guide rod (805) is fixedly welded at one end of the reciprocating screw rod (805), the positioning plate (810) is welded and fixed on the outer side of the guide rod (807) and is positioned on the outer side of the reciprocating screw rod (806), the first push rod (811) penetrates through the top of the positioning plate (810) to the bottom of one end of the positioning plate (810), the first telescopic spring (812) is arranged on the top of the positioning plate (810) and sleeved on the outer side of the first push rod (811), the sleeve ring (815) is rotationally connected to the outer side of the first push rod (811) through a bearing, the second push rod (816) penetrates through the inner side of the first push rod (811) to the bottom of the first push rod (811), the third conical gear (813) is welded and fixed on the bottom of the second push rod (816), the second telescopic spring (814) is arranged on the bottom of the sleeve ring (815) and is positioned on the outer side of the second push rod (816), the limit slider (808) is sleeved on the outer side of the guide rod (807), and is positioned on the outer side of the reciprocating screw rod (806) through the rotating limit slider (808);
and a rotating mechanism (9) is distributed at the top of the limit sliding block (808) and one end of the guide rod (807) and is used for rotating the cylindrical pushing block (809).
2. The pumping unit with the automatic detection device according to claim 1, wherein the rotating mechanism (9) comprises a worm wheel (901), a worm (902), a rack (903) and a second spur gear (904), the worm wheel (901) is arranged on the outer side of a rotating shaft which is rotationally connected with the top of the limit sliding block (808) through a cylindrical pushing block (809), the worm (902) is rotationally connected with the top of the limit sliding block (808) through the rotating shaft and is located below the worm wheel (901), the second spur gear (904) is fixed on one side of the worm (902) in a welding mode, and the rack (903) is fixed on one end of the guide rod (807) in a welding mode and is located below the second spur gear (904).
3. A pumping unit with automatic detection device according to claim 2, wherein the tooth block at the top of the rack (903) is meshed with the tooth block at the outer side of the second spur gear (904), and the worm (902) is meshed with the tooth block at the outer side of the worm wheel (901).
4. The pumping unit with the automatic detection device according to claim 1, wherein the tooth blocks outside the straight gear ring (801) are meshed with the tooth blocks outside the first straight gear (803), the central axis of the straight gear ring (801) is in a superposition state with the central axis of the limiting block (10), and the diameter of the inner wall of the straight gear ring (801) is larger than that of the limiting block (10).
5. The pumping unit with the automatic detection device according to claim 1, wherein two ends of the first telescopic spring (812) are welded and fixed on the top of the locating plate (810) and the outer side of the first push rod (811), two ends of the second telescopic spring (814) are welded and fixed on the top of the third bevel gear (813) and the bottom of the collar (815), and tooth blocks on the outer side of the third bevel gear (813) are meshed with tooth blocks on the outer sides of the first bevel gear (804) and the second bevel gear (805).
6. The pumping unit with the automatic detection device according to claim 1, wherein a crescent pin penetrating to the inner side of the limit slider (808) and matched with the outer side of the reciprocating screw rod (806) is arranged on the outer side of the limit slider (808), and a through hole matched with the guide rod (807) is arranged below the crescent pin on the inner side of the limit slider (808).
7. The pumping unit with the automatic detection device according to claim 1, wherein a control button (6) is installed below the guide rod (807) at the bottom of the positioning plate (810), a wireless signal transmitter (5) is installed at the outer side of the support (7), the wireless signal transmitter (5) is electrically connected with the control button (6) through a wire, the wireless signal transmitter (5) is electrically connected with a general controller of the pumping unit, and the control button (6) is in a parallel state with one side of the bottom of the limit sliding block (808).
8. The pumping unit with the automatic detection device according to claim 1, wherein an anti-slip pad is arranged on the outer side of the reciprocating screw rod (806) and on the inner side of the positioning plate (810).
9. Pumping unit with automatic detection device according to claim 1, characterized in that the diameter of the cylindrical push block (809) is equal to the diameter of the limit block (10).
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| CN202210690468.2A CN114809994B (en) | 2022-06-18 | 2022-06-18 | Pumping unit with automatic detection device |
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| CN114809994B true CN114809994B (en) | 2023-06-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116752953B (en) * | 2023-07-17 | 2023-12-08 | 黑龙江程氏食品机械生产有限公司 | Intelligent measuring device for indicator diagram of oil field pumping unit |
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|---|---|
| CN114809994A (en) | 2022-07-29 |
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