CN220151296U - Oil well rope hanger suitable for wireless load sensor - Google Patents

Abstract

The utility model relates to an oil well rope hanger suitable for a wireless load sensor, which comprises a rope hanger lower body and a rope hanger upper body, wherein a load sensor mounting groove is formed in the rope hanger lower body, and the load sensor mounting groove can be filled with the wireless load sensor and does not influence the polished rod to pass through; a polished rod passing groove and a bearing table are arranged in the upper body of the rope hanger, a baffle is arranged on one side of the body which is communicated with the polished rod passing groove, a polished rod limiting jackscrew is arranged in the baffle, and the bearing table can be jacked on the wireless load sensor; the upper parts of the two side bodies of the lower body of the rope hanger are provided with unloading jackscrews. When the wireless load sensor needs to be maintained or replaced, the upper body of the rope hanger above the unloading jackscrew can be lifted by the unloading jackscrew, so that the upper body of the rope hanger is very conveniently separated from the wireless load sensor, and convenience is provided for dismounting the wireless load sensor. The device can also prevent the wireless load sensor from being damaged by the braid rope after losing load along with the rotation of the polish rod.

Description

Oil well rope hanger suitable for wireless load sensor

Technical Field

The utility model relates to a polish rod suspension device of a petroleum industrial mechanical oil production well, in particular to an oil well rope hanger suitable for a wireless load sensor.

Background

Along with popularization of oil field four-purpose construction, wireless load sensors are installed in oil extraction equipment on a production site, and the wireless load sensors are generally installed between a polish rod load clamp and a pumping unit rope hanger, so that functions of real-time data acquisition monitoring and monitoring of an oil well work diagram, on-line metering of oil well liquid production capacity and the like can be realized.

When the four-purpose wireless load sensor needs to be installed or replaced, a square clamp for unloading is required to be arranged at the wellhead polished rod, and the oil well post load can be installed and replaced after being unloaded, so that the four-purpose wireless load sensor is complex in operation and needs multiple persons to operate in a matched mode. On one hand, the labor intensity of operators is increased, and on the other hand, the well stopping time is long, and the operation time rate of the oil well is influenced. Furthermore, in the production process of the oil well, the polish rod is slowly lowered due to the reasons of thick oil, sand discharge, wax precipitation and the like, so that the operation speeds of the polish rod and the rope hanger are inconsistent, and the wireless load sensor can generate larger impact load and is easily damaged by the hair braids due to rotation of the wireless load sensor along with the polish rod in the operation process of the oil pumping unit. When the running speeds of the polish rod and the rope hanger are inconsistent and the wireless load sensor is damaged, the collection of the work diagram data is affected, the equipment cost is increased, the unnecessary workload of production staff is increased, and how to solve the problems is a difficult problem facing production staff.

The beam-pumping unit rope hanger is found to be of various kinds, such as:

the patent application number CN201821305414.5 provides a beam-pumping unit rope hanger, belongs to petroleum engineering technical field. The pumping unit rope hanger includes: a hanger body and a hanger gland; the rope hanger body is provided with a U-shaped through hole and a gland slot, the cross section of the gland slot is rectangular, and the depth of the gland slot is smaller than the thickness of the rope hanger body; two side grooves are symmetrically formed on the side surfaces of the oil pumping unit and used for fixing a lifting rope of the oil pumping unit; the rope hanger body is also provided with a pin penetrating hole; the shape of the rope hanger gland is matched with the shape of the gland slot, the oil well polish rod is extruded through the upper surface of the rope hanger gland, and the clamping structure formed by the gland slot is fixed through the lower surface of the rope hanger gland. Said utility model adopts the plug-in mode of rope hanger body and rope hanger gland to simplify maintenance operation, reduce maintenance man-hour, reduce labor intensity of maintenance worker and save maintenance cost.

The utility model provides a beam-pumping unit rope hanger that patent application number CN201821535836.1 provided, including the casing, set up longitudinal distribution and link up in the centre bore of casing in the middle part of casing, then set up the side opening of likewise link up in the casing in the both sides of casing, just centre bore and side opening be parallel to each other, cross-under has the polished rod in the centre bore, the top of polished rod is provided with the polished rod stopper, and the polished rod stopper is located outside the casing top, be provided with two bearings on the polished rod, the outer lane fixedly card of bearing is in the ring channel of seting up in the casing, and the inner circle of bearing then with polished rod fixed connection, all activity cross-under has rigid adjusting column in two side openings, the bottom of every adjusting column all is provided with the adjusting column stopper, and the adjusting column stopper is located outside the bottom of casing. The beam hanger of the pumping unit is simple in structure and ingenious in design, and the relative position between the beam hanger and the steel wire rope can be adjusted at any time according to the requirement.

Through the search, although the oil well string hanger has more patent technologies, the following defects exist: the wireless load sensor has no quick replacement function, and has no protection function when the polish rod of the oil well is slowly lowered. A rope hanger device that enables quick replacement and installation of a wireless load sensor and has a protective function is still blank at present.

Disclosure of Invention

Aiming at the defects and shortcomings of the prior art, the utility model aims to provide the oil well rope hanger suitable for the wireless load sensor, which can adapt to four-purpose construction, can realize that an unloading square clip is not required to be broken when the wireless load sensor is disassembled and assembled, and can protect the wireless load sensor from being damaged by the hair braid rope when a polish rod is slowly lowered, and has the same general structure and installation mode as the original rope hanger. The replacement and the installation of the wireless load sensor are more convenient, the labor intensity of operators is reduced, the well stopping time is shortened, and the working efficiency is improved.

In order to achieve the above purpose, the technical solution of the present utility model is: an oil well rope hanger suitable for wireless load sensor, includes rope hanger lower part body and rope hanger upper portion body, is equipped with Mao Biansheng mounting groove in rope hanger lower part body and the rope hanger upper portion body, wherein: a load sensor mounting groove is formed in the lower body of the rope hanger, and a wireless load sensor can be installed in the load sensor mounting groove without affecting the passing of a polished rod; a polished rod passing groove and a bearing table are arranged in the upper body of the rope hanger, a baffle is arranged on one side of the body which is communicated with the polished rod passing groove, a polished rod limiting jackscrew is arranged in the baffle, and the bearing table can be jacked on the wireless load sensor; the upper parts of the two side bodies of the lower body of the rope hanger are provided with unloading jackscrews, and the upper body of the rope hanger and the underground sucker rod string above the unloading jackscrews can be lifted by rotating upwards, so that the upper body of the rope hanger is separated from the wireless load sensor.

Preferably, the depth of the load sensor mounting groove is greater than the height of the wireless load sensor.

Preferably, a baffle mounting groove is formed in the side face of the body of the upper body of the rope hanger at two sides of the polish rod passing groove, radial bolt holes are formed in the groove body of the baffle mounting groove, and the baffle is mounted in the baffle mounting groove through fixing bolts and the radial bolt holes; the outer surface of the baffle after installation is flush with the upper body of the rope hanger.

Preferably, an anti-collision cushion block connecting piece is further arranged outside the bolt rod body between the bolt seat of the fixing bolt and the baffle plate, the connected anti-collision cushion block connecting piece is positioned outside the body of the lower body of the rope hanger and the body of the upper body of the rope hanger, and a sliding groove is arranged at the lower part of the anti-collision cushion block connecting piece and can be connected with the anti-collision cushion block through the sliding groove.

Preferably, the anti-collision cushion blocks connected through the sliding grooves of the anti-collision cushion block connecting sheets are positioned on the outer sides of the two pressure-bearing tables and positioned between the lower body of the rope hanger and the upper body of the rope hanger.

Preferably, the body of the anti-collision cushion block arranged on one side of the pressure-bearing table is arc-shaped, and suspension rods are arranged on two side surfaces of the arc-shaped body and are connected with the sliding grooves in the anti-collision cushion block connecting sheets through the suspension rods.

Preferably, the chute at the lower part of the anti-collision cushion block connecting sheet is a through chute which is longitudinally arranged along the cushion block connecting sheet body and has arc-shaped surfaces at two ends, and the suspension rod of the anti-collision cushion block can slide up and down in the chute in the anti-collision cushion block connecting sheet.

Preferably, the pressure-bearing platforms are arranged at two sides of the lower end of the polish rod passing groove, and the height of the pressure-bearing platforms is larger than the height of the top support of the unloading jackscrew and is also larger than the thickness of the anti-collision cushion block.

Preferably, the unloading jackscrews are arranged in the lower body of the rope hanger at two sides of the Mao Biansheng mounting groove, and the jacking of the unloading jackscrews is positioned between the lower body of the rope hanger and the upper body of the rope hanger; the jacking of the unloading jackscrew is provided with force application rod mounting holes which are staggered in the jacking of the unloading jackscrew.

Preferably, the cambered surface of the polish rod passing groove side is the same as the polish rod through hole in the body at the lower part of the rope hanger, and one end of the polish rod limiting jackscrew, which is in contact with the polish rod, is provided with a longitudinal arc groove.

Compared with the prior art, the utility model has the remarkable use effects that: according to the utility model, the polished rod passing groove and the pressure-bearing platform are arranged in the upper body of the rope hanger, the wireless load sensor is arranged in the load sensor mounting groove in the lower body of the rope hanger, the pressure-bearing platform is propped against the wireless load sensor, the load from the underground sucker rod string can be received, the functions of real-time data acquisition monitoring and monitoring of an oil well work diagram, on-line measurement of the oil well liquid production amount and the like are completed, and meanwhile, the phenomenon that the wireless load sensor is damaged by being extruded by a braided rope along with the rotation of the polished rod after losing load can be prevented.

When the wireless load sensor needs to be maintained or replaced, the upper body of the rope hanger can be conveniently separated from the wireless load sensor by only rotating the unloading jackscrew on the lower body of the rope hanger, and the wireless load sensor can be conveniently detached and installed by lifting the upper body of the rope hanger through the unloading jackscrew.

The wireless load sensor is arranged in the utility model, the square clamp is not required to be punched on the polish rod for unloading the oil well, all defects caused by the square clamp for unloading the oil well are avoided, and all defects of damage to the wireless load sensor, influence on the collection of work diagram data, increase of production cost and the like caused by slow down of the polish rod and extrusion of the wireless load sensor by the hair braid along with rotation of the polish rod are avoided.

The utility model also adds the anti-collision cushion block which is connected in a hanging way through the anti-collision cushion block connecting piece, and the hanging rod of the anti-collision cushion block can slide up and down in the chute in the anti-collision cushion block connecting piece. When the oil well works normally, the anti-collision cushion block is in a parallel state with the lower body of the rope hanger and the upper body of the rope hanger; when the polished rod is slowly lowered due to faults in the well, the upper body of the rope hanger does not move downwards due to slow movement of the polished rod and limit jackscrews of the polished rod, at the moment, the anti-collision cushion block in the upper body of the rope hanger is eccentric and under the action of gravity, the hanging rod of the anti-collision cushion block can rotate along the sliding groove in the anti-collision cushion block connecting piece, the body of the anti-collision cushion block sags under the action of gravity, the anti-collision cushion block is kept in an upright state and can be supported between the lower body of the rope hanger and the upper body of the rope hanger, and the wireless load sensor is protected, so that the wireless load sensor is prevented from being damaged by extrusion, production equipment is remarkably protected, and production cost is reduced. The remarkable use effect of the utility model is also embodied in: 1) The wireless load sensor for the four times is safe and simple to operate, reduces the labor intensity of workers, reduces the well stopping time and improves the working efficiency; 2) The damage caused by impact to the wireless load sensor due to abrupt change of the load of the underground pole and slow down of the polish rod can be prevented, the equipment cost is saved, and the maintenance and replacement workload caused by the equipment cost is avoided; 3) The device basically maintains the original structure of the rope hanger and has the original function, the wireless load sensor is installed in the device, effective protection is provided for the wireless load sensor, and meanwhile, the device is convenient to replace and install, can be widely applied to various sucker rod pumping equipment, and has good popularization and use values.

In conclusion, the utility model has remarkable use effect and application value.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic view of the overall structure of the present utility model.

Fig. 2 is a schematic structural analysis of the present utility model.

Wherein: a lower body 1 of the rope hanger and a load sensor mounting groove 11; the upper body 2 of the rope hanger, the polish rod passing groove 21, the pressure-bearing table 22 and the baffle mounting groove 23; unloading the jackscrew 3 and the force application rod mounting hole 31; baffle 4, crashproof cushion connection piece 5, crashproof cushion 6, polished rod spacing jackscrew 7, wireless load sensor 8, fixed screw 9.

Detailed Description

The drawings are for reference and illustration purposes only and are not intended to limit the scope of the present utility model. The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify 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 therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1 and 2, an oil well string hanger suitable for a wireless load sensor, comprising a string hanger lower body 1 and a string hanger upper body 2, wherein Mao Biansheng installation grooves are provided in the string hanger lower body 1 and the string hanger upper body 2, wherein:

a load sensor mounting groove 11 is formed in the lower body 1 of the rope hanger, and the load sensor mounting groove 11 can be filled with a wireless load sensor 8 and does not influence the polish rod to pass through;

a polished rod passing groove 21 and a pressure-bearing table 22 are arranged in the upper body 2 of the rope hanger, a baffle 4 is arranged on one side of the body which is communicated with the polished rod passing groove 21, a polished rod limiting jackscrew 7 is arranged in the baffle 4, and the pressure-bearing table 22 can be jacked on the wireless load sensor 8;

the unloading jackscrews 3 are arranged on the upper parts of the two side bodies of the lower body 1 of the rope hanger, and the upper body 2 of the rope hanger and the underground sucker rod string can be lifted by rotating the unloading jackscrews 3 upwards, so that the upper body 2 of the rope hanger is separated from the wireless load sensor 8.

According to the utility model, the polished rod passing groove 21 and the pressure-bearing table 22 are arranged in the upper body 2 of the rope hanger, the wireless load sensor 8 is arranged in the load sensor mounting groove 11 in the lower body 1 of the rope hanger, the pressure-bearing table 22 is propped against the wireless load sensor 8, so that the load from a sucker rod string in the pit can be received, the functions of real-time data acquisition monitoring and control of an oil well work diagram, on-line measurement of the oil well liquid production amount and the like are completed, and meanwhile, the phenomenon that the wireless load sensor is damaged by being extruded by a braided rope along with the rotation of the polished rod after the load is lost can be prevented.

When the wireless load sensor 8 needs to be maintained or replaced, the upper body 2 of the rope hanger and the underground pole can be lifted by the unloading jackscrew 3 only by rotating the unloading jackscrew 3 on the lower body 1 of the rope hanger, so that the upper body 2 of the rope hanger is very conveniently separated from the wireless load sensor 8, and convenience is provided for disassembling and installing the wireless load sensor 8.

The wireless load sensor 8 is arranged in the utility model, the square clip is not required to be made on the polish rod for unloading the oil well, all defects caused by the square clip for unloading the oil well are avoided, and all defects of impact on the collection of the work diagram data, increase of production cost and the like caused by damage of the wireless load sensor 8 due to slow down of the polish rod and extrusion of the wireless load sensor 8 by hair braids along with rotation of the polish rod are also avoided.

On the basis of the first embodiment, the present utility model also has the following embodiments: one preferred embodiment is: the depth of the load sensor mounting groove 11 is larger than the height of the wireless load sensor 8, so that the mounting stability of the wireless load sensor 8 can be ensured.

One preferred embodiment is: a baffle mounting groove 23 is formed in the side face of the body of the upper body 2 of the rope hanger at the two sides of the polish rod passing groove 21, radial bolt holes are formed in the groove body of the baffle mounting groove 23, and the baffle 4 is mounted in the baffle mounting groove 23 through the fixing bolts 9 and the radial bolt holes; the outer surface of the mounted baffle 4 is flush with the upper body 2 of the rope hanger.

One preferred embodiment is: the anti-collision cushion block connecting piece 5 is further arranged outside the bolt rod body between the bolt seat of the fixing bolt 9 and the baffle 4, the connected anti-collision cushion block connecting piece 5 is positioned outside the body of the lower body 1 of the rope hanger and the upper body 2 of the rope hanger, and the lower part of the anti-collision cushion block connecting piece 5 is provided with a sliding groove and can be connected with the anti-collision cushion block 6 through the sliding groove.

One preferred embodiment is: the anti-collision cushion 6 connected through the sliding groove of the anti-collision cushion connecting piece 5 is positioned at the outer sides of the two pressure-bearing tables 22 and is positioned between the lower body 1 of the rope hanger and the upper body 2 of the rope hanger.

One preferred embodiment is: the body of the anti-collision cushion block 6 arranged on one side of the pressure-bearing table 22 is arc-shaped, and hanging rods are arranged on two side surfaces of the arc-shaped body and are connected with sliding grooves in the anti-collision cushion block connecting pieces 5 through the hanging rods.

One preferred embodiment is: the spout of crashproof cushion connection piece 5 lower part is the logical groove that is set up along cushion connection piece body longitudinal direction, both ends are the arcwall face, and the suspension rod of crashproof cushion 6 can slide from top to bottom in the spout in crashproof cushion connection piece 5. One end of the anti-collision cushion block 6 body is connected with the chute in the anti-collision cushion block connecting sheet 5 through a hanging rod, and belongs to an inclined sinking connection state. When the oil well works normally, the anti-collision cushion block 6 is in a parallel state with the lower body 1 of the rope hanger and the upper body 2 of the rope hanger; when the polished rod is slowly lowered due to faults in the well, the upper body 2 of the rope hanger does not move downwards any more due to slow movement of the polished rod and limit jackscrew 7 of the polished rod, at the moment, under the action of eccentricity and gravity, the anti-collision cushion block 6 in the upper body 2 of the rope hanger can rotate along the sliding groove in the anti-collision cushion block connecting piece 5, the body of the anti-collision cushion block 6 sags under the action of gravity, is kept in a standing state and can be supported between the lower body 1 of the rope hanger and the upper body 2 of the rope hanger, and the wireless load sensor 8 is protected, so that the wireless load sensor 8 is prevented from being damaged due to impact, production equipment is protected, and production cost is reduced.

One preferred embodiment is: the pressure-bearing tables 22 are arranged on two sides of the lower end of the polish rod passing groove 21, and the height of the pressure-bearing tables 22 is larger than the jacking height of the unloading jackscrews 3 and also larger than the thickness of the anti-collision cushion block 6. The hydraulic system can be pressed on the wireless load sensor 8 to complete the working tasks of real-time data acquisition monitoring and monitoring of oil well work patterns, oil well liquid production amount online metering and the like, but also can leave a screwing space for unloading the jackscrew 3, facilitate the disassembly and assembly of the wireless load sensor 8, and can provide a rotating space for the anti-collision cushion block 6 and protect the wireless load sensor 8 from damage.

One preferred embodiment is: the unloading jackscrews 3 are arranged in the lower body 1 of the rope hanger at two sides of the Mao Biansheng mounting groove, and the jacking of the unloading jackscrews 3 is positioned between the lower body 1 of the rope hanger and the upper body 2 of the rope hanger; the jacking of the unloading jackscrew 3 is provided with force application rod mounting holes 31, and the force application rod mounting holes 31 are staggered in the jacking of the unloading jackscrew 3. The force application rod can be conveniently inserted into the jacking of the unloading jackscrew 3, the unloading jackscrew 3 can be rotated upwards to lift the underground sucker rod column and the upper body 2 of the rope hanger, and the wireless load sensor 8 can be conveniently disassembled and assembled; the unloading jackscrew 3 can be returned to the original position by rotating downwards, and normal production is restored.

One preferred embodiment is: the cambered surface of the polish rod passing groove 21 side is the same as the polish rod through hole in the lower body 1 of the rope hanger, and one end of the polish rod limiting jackscrew 7, which is in contact with the polish rod, is provided with a longitudinal arc groove. Can better contact with the polish rod.

The embodiments described above are only exemplary embodiments, but the present utility model is not limited to these embodiments, and modifications may be made by those skilled in the art without departing from the spirit and scope of the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and concept of the present utility model should be included in the scope of the present utility model. Therefore, the scope of protection is not limited to the description above.

Claims (10)

1. An oil well rope hanger suitable for a wireless load sensor comprises a rope hanger lower body and a rope hanger upper body, wherein Mao Biansheng mounting grooves are formed in the rope hanger lower body and the rope hanger upper body; a polished rod passing groove and a bearing table are arranged in the upper body of the rope hanger, a baffle is arranged on one side of the body which is communicated with the polished rod passing groove, a polished rod limiting jackscrew is arranged in the baffle, and the bearing table can be jacked on the wireless load sensor; the upper parts of the two side bodies of the lower body of the rope hanger are provided with unloading jackscrews, and the upper body of the rope hanger and the underground sucker rod string above the unloading jackscrews can be lifted by rotating upwards, so that the upper body of the rope hanger is separated from the wireless load sensor.

2. An oil well string hanger adapted for use with a wireless load cell as claimed in claim 1, wherein the depth of the load cell mounting groove is greater than the height of the wireless load cell.

3. The oil well rope hanger suitable for the wireless load sensor according to claim 2, wherein a baffle mounting groove is formed on the side surface of the body of the upper body of the rope hanger at the two sides of the polish rod passing groove, radial bolt holes are formed in the groove body of the baffle mounting groove, and the baffle is mounted in the baffle mounting groove through fixing bolts and the radial bolt holes; the outer surface of the baffle after installation is flush with the upper body of the rope hanger.

4. An oil well rope hanger suitable for a wireless load sensor according to claim 3, wherein an anti-collision cushion block connecting piece is further arranged outside a bolt rod body between a bolt seat of the fixing bolt and the baffle plate, the connected anti-collision cushion block connecting piece is positioned outside a lower body of the rope hanger and an upper body of the rope hanger, and a sliding groove is arranged at the lower part of the anti-collision cushion block connecting piece and can be connected with the anti-collision cushion block through the sliding groove.

5. An oil well hanger for a wireless load sensor according to claim 4 wherein the bump pad connected by the runner of the bump pad connection is located outside of the two pressure pads and between the hanger lower body and the hanger upper body.

6. An oil well rope hanger suitable for a wireless load sensor according to claim 5, wherein the body of the crash pad mounted on one side of the bearing table is arc-shaped and suspension bars are provided on both sides of the arc-shaped body and connected with the sliding grooves in the crash pad connection pieces through the suspension bars.

7. The oil well rope hanger suitable for the wireless load sensor according to claim 6, wherein the sliding groove at the lower part of the anti-collision cushion block connecting piece is a through groove which is longitudinally arranged along the cushion block connecting piece body and has two arc-shaped surfaces at two ends, and the hanging rod of the anti-collision cushion block can slide up and down in the sliding groove in the anti-collision cushion block connecting piece.

8. An oil well rope hanger suitable for a wireless load sensor according to claim 7, wherein the bearing platforms are arranged at both sides of the lower end of the polish rod passing groove, and the height of the bearing platforms is larger than the height of the unloading jackscrew jacking and also larger than the thickness of the anti-collision cushion block.

9. An oil well hanger suitable for use with a wireless load cell as claimed in claim 8, wherein said offloading jackscrews are mounted in the lower hanger body on either side of the Mao Biansheng mounting slot and the jacking of the offloading jackscrews is located between the lower hanger body and the upper hanger body; the jacking of the unloading jackscrew is provided with force application rod mounting holes which are staggered in the jacking of the unloading jackscrew.

10. The oil well rope hanger suitable for the wireless load sensor according to claim 1, wherein the cambered surface of one side of the polish rod passing groove is the same as the polish rod through hole in the lower body of the rope hanger, and one end of the polish rod limiting jackscrew, which is in contact with the polish rod, is provided with a longitudinal arc-shaped groove.