CN216711462U

CN216711462U - Novel high-precision winch sensor

Info

Publication number: CN216711462U
Application number: CN202123418527.0U
Authority: CN
Inventors: 周佳伟
Original assignee: Tianjin Xinhai Petroleum Engineering Technology Co ltd
Current assignee: Tianjin Xinhai Petroleum Engineering Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-10
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a novel high-precision winch sensor, which comprises an installation base and a sensing seat, wherein the sensing seat is arranged on the parallel upper side of the installation base, the outer wall of the upper end of the installation base, which is close to four corners, is vertically provided with a lifting guide pillar, a novel abrasion replacing device is additionally arranged on a sensor roller of the high-precision winch sensor, when a winch receives and releases a cable rope, the winding and unwinding speed is transmitted to a speed sensor in real time by driving the sensor roller, so that the high-precision winch sensor can accurately monitor the speed of a winch in a speed sensing way, the novel abrasion replacing device can avoid the condition that a wheel core is abraded and the whole sensor roller needs to be replaced, only the abrasion replacing device needs to be directly disassembled and the abrasion part needs to be replaced, and thus the use and input cost of the whole high-precision winch sensor can be greatly reduced, and the sensor roller does not need to be replaced by disassembling multiple parts of the whole high-precision winch sensor.

Description

Novel high-precision winch sensor

Technical Field

The utility model belongs to the technical field of winch correlation, and particularly relates to a novel high-precision winch sensor.

Background

The winch is mechanical equipment which uses a steel wire rope wound on a winding drum to draw a load to move, the speed sensor is a rotating speed sensor, the rotating speed sensor uses a magnetic sensitive resistor as a sensing element and is a novel rotating speed sensor, the core component adopts the magnetic sensitive resistor as a detection element, noise is reduced through a brand new signal processing circuit, the function is more complete, and the measured rotating speed error is extremely small and the linear characteristic has good consistency by comparing with the output waveform of other types of tooth rotating speed sensors.

The existing high-precision winch sensor technology has the following problems: present high accuracy winch sensor receives and releases cable speed at the pair winch and carries out the sensing and detect time measuring, the winch hawser needs abundant gyro wheel fully contact with the sensor, then can drive the gyro wheel when the winch receive and releases the hawser and rotate, the gyro wheel will transmit slew velocity for the sensor, the sensor can directly detect out the speed that the winch received and released the hawser according to gyro wheel slew velocity, and the winch hawser drives the gyro wheel and rotates and need fully contact with the gyro wheel, and need produce the holding down force to the gyro wheel always, then can cause gyro wheel and winch hawser contact department to produce wearing and tearing easily after the time overlength, then need change whole gyro wheel when wearing and tearing are serious, and it is great to change the gyro wheel not only and dismantle the degree of difficulty, and dismantle the step, and directly change its cost of producing of gyro wheel also great.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel high-precision winch sensor, which solves the problems that a winch cable provided by the background technology needs to fully contact with a roller and always generate downward pressure on the roller, the contact part of the roller and the winch cable is easily abraded after a long time, the whole roller needs to be replaced when the abrasion is serious, the roller is difficult to disassemble, and the disassembling steps are more.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel high-precision winch sensor comprises an installation base and a sensing seat, wherein the sensing seat is installed on the parallel upper side of the installation base, lifting guide pillars are vertically arranged on the outer wall of the upper end of the position, close to the four corners, of the installation base, lifting guide holes are formed in the vertical inner portion, close to the four corners, of the sensing seat, the upper ends of the four lifting guide pillars are correspondingly penetrated through the four lifting guide holes respectively, stop blocks are arranged at the upper ends of the four lifting guide pillars, lifting springs are sleeved on the outer portions, located on the four lifting guide pillars, between the installation base and the sensing seat, air pressure buffering devices are arranged on the outer walls of the upper ends, close to the front side and the rear side, of the center of the installation base, wheel grooves are longitudinally penetrated through the inner portion of the center of the sensing seat, fixed shaft seats A and fixed shaft seats B are arranged on the outer wall of the upper ends of the sensing seat respectively on the left side and the right side of the center of the wheel grooves, sensor rollers are arranged between the fixed shaft seats A and the fixed shaft seats, the lower end of the sensor roller penetrates through a roller groove, a roller shaft penetrates through the transverse inner part of the center of the sensor roller, the right end of a fixed shaft seat B is provided with a speed sensor, the left end of the roller shaft penetrates through the inner part of the fixed shaft seat A, the right end of the roller shaft penetrates through the fixed shaft seat B and is connected with the speed sensor, the sensor roller consists of two wheel discs and a wheel core, the two wheel discs are respectively connected with the left end and the right end of the wheel core, the roller shaft transversely penetrates through the two wheel discs and the wheel core, the outer part of the wheel core is provided with an abrasion replacing device, the abrasion replacing device comprises a semicircular metal ring A, a fixed screw hole, a semicircular metal ring B and a fixed screw, the semicircular metal ring A and the semicircular metal ring B form a circular ring and are sleeved on the circular outer part of the wheel core, and the transverse inner parts of the semicircular metal ring A and the semicircular metal ring B both penetrate through a plurality of fixed screw holes, semi-circle becket A and semi-circle becket B and two rim plates between all through fixed screw fixed connection, it is a plurality of the lead screw of fixed screw all corresponds the inside of running through at a plurality of fixed screws.

Preferably, the air pressure buffering device is composed of a tray, an air cylinder column, a piston, a buffering air cylinder, a connecting pipe, a fixing plate and an air storage cylinder, the fixing plate is arranged on the outer wall of the upper end of the mounting base, the buffering air cylinder and the air storage cylinder are arranged at the upper end of the fixing plate, the connecting pipe is connected between the buffering air cylinder and the air storage cylinder close to the lower side, the piston is arranged in the circular portion of the buffering air cylinder, the air cylinder column is arranged at the upper end of the piston, and the tray is arranged at the upper end of the air cylinder column.

Preferably, the installation base and the sensing seat are kept in a relatively parallel state, the installation base and the sensing seat are integrally made of solid metal plates, and paint is sprayed on the outer walls of the installation base and the sensing seat.

Preferably, the diameter of the cross section of the stop block is larger than that of the cross section of the lifting guide pillar, the circular outer wall of the lifting guide pillar is attached to the circular inner wall of the lifting guide hole, and the lifting guide pillar can move up and down in the lifting guide hole.

Preferably, the fixed bearings are arranged inside the fixed shaft seat A and the fixed shaft seat B, two ends of the roller shaft are respectively in rotating connection with the two fixed bearings, and the roller shaft can rotate clockwise and anticlockwise through the fixed bearings inside the fixed shaft seat A and the fixed shaft seat B.

Preferably, semicircle becket A and semicircle becket B are the semicircle ring-shaped of same cross-section size, can be complete cup joint in the circular outside of wheel core after semicircle becket A and semicircle becket B constitute the ring, both ends outer wall is laminated with the inner wall of two rim plates respectively about semicircle becket A and semicircle becket B.

Preferably, interference fit between piston and the buffer cylinder, the piston can be in the activity of the inside oscilaltion of buffer cylinder, buffer cylinder communicates through the connecting pipe with the gas receiver is inside.

Compared with the prior art, the utility model provides a novel high-precision winch sensor, which has the following beneficial effects:

1. the novel abrasion replacing device is additionally arranged on the sensor roller of the high-precision winch sensor, when the winch receives and releases the cable, the sensor roller is driven to transmit the receiving and releasing speed to the speed sensor in real time, so that the high-precision winch sensor can accurately monitor the speed of the winch by sensing the speed, the winch cable is required to be fully contacted with the sensor roller and driven to rotate, the speed sensor can be ensured to keep a precise state to monitor the speed of the cable received and released by the winch, the novel abrasion replacing device can replace the wheel core of the sensor roller to be contacted with the winch cable, so that the cable is fully contacted with the abrasion replacing device, the abrasion is only abraded to the device, and the condition that the wheel core is abraded to replace the whole sensor roller can be avoided, only the abrasion replacing device needs to be directly disassembled and the abrasion part needs to be replaced, so that the use and investment cost of the whole high-precision winch sensor can be greatly reduced, and a plurality of parts of the whole high-precision winch sensor do not need to be disassembled to replace the sensor roller, when two semicircular metal rings of the abrasion replacing device are seriously abraded due to long-time sufficient contact with a winch cable, only a plurality of fixing screws need to be unscrewed and taken out to lose the fixing effect on the two semicircular metal rings sleeved outside the wheel core, then the two semicircular metal rings which are excessively abraded are directly taken out, then two new semicircular metal rings are sleeved outside the wheel core, and the two semicircular metal rings sleeved outside the wheel core are fixed through the plurality of fixing screws, so that the two semicircular metal rings completely sleeved outside the wheel core are in direct contact with the winch, thereby avoiding the situation that the difficulty of disassembly, assembly and replacement is increased when the winch cable is in contact with the wheel core and is abraded;

2. according to the utility model, the novel air pressure buffer devices are additionally arranged on the outer walls of the upper ends of the front side and the rear side of the center of the mounting base of the high-precision winch sensor, when the high-precision winch sensor is used for sensing and monitoring the winding and unwinding speed of a winch cable, the winch cable needs to be fully contacted with the sensor roller, so that the sensor roller needs to generate downward pressure when being contacted with the sensor roller, the downward pressure transmitted by the winch cable is mainly resisted by the traditional high-precision winch sensor through the four lifting springs sleeved outside the lifting guide pillar, the buffering resilience generated by the lifting springs is limited, the novel air pressure buffer devices resist the downward pressure through the air pressure in the buffer cylinders, the situation that the lifting springs are easily damaged when being subjected to the limiting downward pressure is avoided, and the air pressure buffer devices can synchronously resist the downward pressure applied by the winch cable through the lifting springs in two modes Force, thereby being capable of increasing the use stability and the service life of the whole high-precision winch sensor, when the downward pressure generated by the winch cable passes through the sensor roller and presses the sensor seat, the sensor seat can compress the lifting spring downwards, so that the lifting spring generates resilience and pushes the sensor roller to fully contact with the winch cable, the sensor seat can also press the cylinder column downwards through the tray when pressing the sensor seat, the piston in the buffering cylinder can be pushed when pressing the cylinder column downwards, the gas in the buffering cylinder can be fully compressed when pressing the piston downwards, because the buffering cylinder is communicated with the inside of the air cylinder through the connecting pipe, the gas in the buffering cylinder and the air cylinder can be fully compressed, the reverse acting force generated by compression can push the cylinder column upwards, thereby generating a second reverse acting force on the sensor seat and ensuring that the sensor roller can fully contact with the winch cable, the winch cable can accurately transmit the winding and unwinding speed to the speed sensor in real time when being wound and unwound, so that the sensing precision of the whole high-precision winch sensor is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a schematic diagram of a novel high-precision winch sensor according to the present invention;

FIG. 2 is a schematic view of a wear-change apparatus according to the present invention;

FIG. 3 is a schematic structural view of an air pressure buffering device according to the present invention;

in the figure: 1. installing a base; 2. a lifting guide post; 3. an air pressure buffer device; 4. a sensing seat; 5. a lift spring; 6. lifting guide holes; 7. a stopper; 8. a wheel groove; 9. fixing the shaft seat A; 10. a sensor roller; 11. a wear-change device; 12. a roller shaft; 13. fixing the shaft seat B; 14. a speed sensor; 15. a wheel disc; 16. a wheel core; 17. a semicircular metal ring A; 18. fixing screw holes; 19. a semicircular metal ring B; 20. fixing screws; 21. a tray; 22. a cylinder column; 23. a piston; 24. a buffer cylinder; 25. a connecting pipe; 26. a fixing plate; 27. an air reservoir.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a novel high-precision winch sensor comprises an installation base 1 and a sensing seat 4, wherein the sensing seat 4 is installed on the parallel upper side of the installation base 1, the installation base 1 and the sensing seat 4 are kept in a relatively parallel state, the installation base 1 and the sensing seat 4 are both integrally made of solid metal plates, paint is sprayed on the outer walls of the installation base 1 and the sensing seat 4, lifting guide pillars 2 are vertically arranged on the outer walls of the upper ends of the four corners of the installation base 1, lifting guide holes 6 penetrate through the vertical inner parts of the four corners of the sensing seat 4, the upper ends of the four lifting guide pillars 2 respectively penetrate through the four lifting guide holes 6, stoppers 7 are arranged at the upper ends of the four lifting guide pillars 2, the cross-sectional diameter of each stopper 7 is larger than that of the lifting guide pillar 2, the circular outer walls of the lifting guide pillars 2 are attached to the circular inner walls of the lifting guide holes 6, and the lifting guide pillars 2 can move up and down in the lifting guide holes 6, when the winch cable is fully contacted with the sensor roller 10, the downward force is generated, the downward force drives the sensor seat 4 to move downwards, the four lifting guide pillars 2 penetrating through the lifting guide holes 6 can keep the sensor seat 4 from shaking and can move up and down, so that the rebounding force generated by the lifting springs 5 can be ensured to upwards push the sensor seat 4, the sensor roller 10 can be fully contacted with the winch cable, thereby increasing the detection precision of the high-precision winch sensor, the lifting springs 5 are sleeved between the mounting base 1 and the sensor seat 4 and positioned outside the four lifting guide pillars 2, the outer walls of the upper ends of the front side and the rear side at the center of the mounting base 1 are respectively provided with the air pressure buffer devices 3, the wheel grooves 8 longitudinally penetrate through the inner part of the center of the sensor seat 4, the left side and the right side of the wheel grooves 8 and the outer wall of the upper end of the sensor seat 4 are respectively provided with the fixed shaft seats A9 and the fixed B13, a sensor roller 10 is arranged between the fixed shaft seat A9 and the fixed shaft seat B13, the lower end of the sensor roller 10 penetrates through the wheel groove 8, a roller shaft 12 penetrates through the transverse inner part of the center of the sensor roller 10, a speed sensor 14 is arranged at the right end of the fixed shaft seat B13, fixed bearings are arranged inside the fixed shaft seat A9 and the fixed shaft seat B13, two ends of the roller shaft 12 are respectively connected with the two fixed bearings in a rotating way, the roller shaft 12 can rotate clockwise and anticlockwise through the fixed shaft seat A9 and the fixed bearings inside the fixed shaft seat B13, the left end of the roller shaft 12 penetrates through the fixed shaft seat A9, the right end of the roller shaft 12 penetrates through the fixed roller shaft seat B13 and is connected with the speed sensor 14, the sensor roller 10 is composed of two wheel discs 15 and a wheel core 16, the two wheel discs 15 are respectively connected with the left end and the right end of the wheel core 16, the roller shaft 12 penetrates through the two wheel discs 15 and the wheel core 16, the wear replacing device 11 is arranged outside the wheel core 16, the wear replacing device 11 comprises a semicircular metal ring A17, fixing screw holes 18, a semicircular metal ring B19 and fixing screws 20, the semicircular metal ring A17 and the semicircular metal ring B19 form a circular ring and are sleeved on the circular outer portion of the wheel core 16, a plurality of fixing screw holes 18 penetrate through the transverse inner portions of the semicircular metal ring A17 and the semicircular metal ring B19, the semicircular metal ring A17 and the semicircular metal ring B19 are fixedly connected with the two wheel discs 15 through the fixing screws 20, screw rods of the fixing screws 20 correspondingly penetrate through the inner portions of the fixing screw holes 18, the semicircular metal ring A17 and the semicircular metal ring B19 are semicircular rings with the same cross section size, the semicircular metal ring A17 and the semicircular metal ring B19 can be completely sleeved on the circular outer portion of the wheel core 16 after the circular rings are formed by the semicircular metal ring A17 and the semicircular metal ring B19, the outer walls of the left and right ends are respectively attached to the inner walls of the two wheel discs 15, when wearing and tearing change two semicircle beckets of device 11 and because long-time abundant with the contact of winch hawser and comparatively serious wearing and tearing appear, only need unscrew and take out a plurality of fixed screws 20, make it lose two fixed actions who cup joints at the outside semicircle beckets of wheel core 16, then directly take out two semicircle beckets that appear excessive wearing and tearing, then cup joint two new semicircle beckets to the circular outside of wheel core 16 again, and fix two semicircle beckets of cup jointing in wheel core 16 outside through a plurality of fixed screws 20 again, thereby make two complete cup joint at the outside semicircle beckets of wheel core 16 and winch hawser direct contact.

Example two

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a novel high-precision winch sensor, an air pressure buffer device 3 is composed of a tray 21, a cylinder column 22, a piston 23, a buffer cylinder 24, a connecting pipe 25, a fixing plate 26 and an air storage cylinder 27, the fixing plate 26 is arranged on the outer wall of the upper end of an installation base 1, the upper end of the fixing plate 26 is provided with the buffer cylinder 24 and the air storage cylinder 27, the connecting pipe 25 is connected between the buffer cylinder 24 and the air storage cylinder 27 close to the lower side, the piston 23 is arranged in the circular inner part of the buffer cylinder 24, the cylinder column 22 is arranged at the upper end of the piston 23, the tray 21 is arranged at the upper end of the cylinder column 22, the piston 23 is in interference fit with the buffer cylinder 24, the piston 23 can move up and down in the buffer cylinder 24, the buffer cylinder 24 is communicated with the air storage cylinder 27 through the connecting pipe 25, when a downward pressure generated by a winch cable passes through a sensor roller 10 to press the sensor seat 4 downwards, the sensor seat 4 can compress a lifting spring 5 downwards, make lifting spring 5 produce the bounce and promote sensor gyro wheel 10 fully and winch hawser contact, and also can push down cylinder column 22 through tray 21 when sensing seat 4 pushes down, then can promote the inside piston 23 of cushion cylinder 24 when cylinder column 22 pushes down, then can fully compress the inside gas of cushion cylinder 24 when piston 23 pushes down, because cushion cylinder 24 passes through connecting pipe 25 and the inside intercommunication of gas storage cylinder 27, so can make cushion cylinder 24 and the inside gas of gas storage cylinder 27 fully compressed, the reverse acting force that the compression produced then can upwards promote cylinder column 22, thereby can produce the second reverse acting force to sensor seat 4, guarantee that sensor gyro wheel 10 can fully contact with winch hawser, can be accurate transmit the receiving and releasing speed to speed sensor 14 in real time when making the winch hawser receive and release.

The working principle and the using process of the utility model are as follows: after the high-precision winch sensor is installed, when the high-precision winch sensor is used, firstly, the speed sensor 14 needs to be installed at the right end of the fixed shaft seat B13, a sensing shaft of the speed sensor 14 is connected with the roller shaft 12 penetrating through the inside of the fixed shaft seat B13, so that the sensor roller 10 can transmit rotation information to the speed sensor 14 in real time when rotating, then, the whole high-precision winch sensor needs to be installed on the corresponding installation position at the front side of a winch through the installation base 1, a cable which is outwards released from the winch needs to be attached to the inner wall of the upper end of the sensor roller 10, then, the speed sensor 14 is electrically connected with an external receiving terminal through a sensing wire, so that the speed sensor 14 can transmit monitored speed information to the receiving terminal in real time, when the cable of the winch is wound and unwound, the sensor roller 10 is driven to rotate, when the sensor roller 10 rotates, the rotation information is transmitted to the speed sensor 14 through the roller shaft 12, and the speed sensor 14 can directly transmit the monitored speed information of the winch cable winding and unwinding to the receiving terminal, so that a user can know the speed of the winch cable winding and unwinding in real time, and the user can change and control the working state of the winch in real time.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel high accuracy winch sensor, includes installation base (1) and sensing seat (4), its characterized in that: the sensor seat (4) is arranged on the parallel upper side of the mounting base (1), the mounting base (1) is close to the outer wall of the upper end of the four corners and is vertically provided with lifting guide pillars (2), the sensor seat (4) is close to the vertical inner parts of the four corners and is provided with lifting guide holes (6), four lifting guide holes (6) are correspondingly arranged at the upper ends of the lifting guide pillars (2) respectively, four stop blocks (7) are arranged at the upper ends of the lifting guide pillars (2), lifting springs (5) are sleeved outside the four lifting guide pillars (2) between the mounting base (1) and the sensor seat (4), the center of the mounting base (1) is close to the outer wall of the upper ends of the front side and the rear side and is provided with air pressure buffering devices (3), the center of the sensor seat (4) is internally provided with wheel grooves (8) in a longitudinal penetrating manner, the left side and the right side of the center of the wheel grooves (8) are respectively arranged on the outer wall of the upper end of the sensor seat (4) and are provided with fixed shaft seats A (9) and fixed shaft seats A sensor roller (10) is arranged between the fixed shaft seat A (9) and the fixed shaft seat B (13), the lower end of the sensor roller (10) penetrates through a wheel groove (8), a roller shaft (12) penetrates through the transverse inner part of the center of the sensor roller (10), a speed sensor (14) is arranged at the right end of the fixed shaft seat B (13), the left end of the roller shaft (12) penetrates through the inner part of the fixed shaft seat A (9), the right end of the roller shaft (12) penetrates through the fixed shaft seat B (13) and is connected with the speed sensor (14), the sensor roller (10) is composed of two wheel discs (15) and a wheel core (16), the two wheel discs (15) are respectively connected to the left end and the right end of the wheel core (16), the roller shaft (12) transversely penetrates through the two wheel discs (15) and the wheel core (16), and a wear replacing device (11) is arranged outside the wheel core (16), wear and tear replacement device (11) and include semicircle becket A (17), fixed screw (18), semicircle becket B (19) and set screw (20), semicircle becket A (17) and semicircle becket B (19) constitute the ring and cup joint the circular outside at wheel core (16), the horizontal inside of semicircle becket A (17) and semicircle becket B (19) all runs through and has a plurality of fixed screw (18), all through set screw (20) fixed connection, it is a plurality of between semicircle becket A (17) and semicircle becket B (19) and two rim plates (15) the screw pole of set screw (20) all corresponds the inside of running through at a plurality of fixed screw (18).

2. The novel high accuracy winch sensor of claim 1, wherein: the air pressure buffering device (3) is composed of a tray (21), an air cylinder column (22), a piston (23), a buffering air cylinder (24), a connecting pipe (25), a fixing plate (26) and an air storage cylinder (27), wherein the fixing plate (26) is arranged on the outer wall of the upper end of the mounting base (1), the buffering air cylinder (24) and the air storage cylinder (27) are arranged at the upper end of the fixing plate (26), the connecting pipe (25) is connected between the positions, close to the lower sides, of the buffering air cylinder (24) and the air storage cylinder (27), the piston (23) is arranged in the circular inner portion of the buffering air cylinder (24), the air cylinder column (22) is arranged at the upper end of the piston (23), and the tray (21) is arranged at the upper end of the air cylinder column (22).

3. The novel high accuracy winch sensor of claim 1, wherein: keep the parallel state relatively between installation base (1) and sensing seat (4), installation base (1) and sensing seat (4) are made by solid metal sheet an organic whole, all spray paint on the outer wall of installation base (1) and sensing seat (4).

4. The novel high accuracy winch sensor of claim 1, wherein: the diameter of the cross section of the stop block (7) is larger than that of the cross section of the lifting guide pillar (2), the circular outer wall of the lifting guide pillar (2) is attached to the circular inner wall of the lifting guide hole (6), and the lifting guide pillar (2) can move up and down in the lifting guide hole (6).

5. The novel high accuracy winch sensor of claim 1, wherein: the inner parts of the fixed shaft seat A (9) and the fixed shaft seat B (13) are respectively provided with a fixed bearing, two ends of the roller shaft (12) are respectively in rotating connection with the two fixed bearings, and the roller shaft (12) can rotate clockwise and anticlockwise through the fixed bearings in the fixed shaft seat A (9) and the fixed shaft seat B (13).

6. The novel high accuracy winch sensor of claim 1, wherein: semicircle becket A (17) and semicircle becket B (19) are the semicircle ring-shaped of same cross-section size, semicircle becket A (17) and semicircle becket B (19) constitute can be complete after the ring cup joint in the circular outside of wheel core (16), both ends outer wall is laminated with the inner wall of two rim plates (15) respectively about semicircle becket A (17) and semicircle becket B (19).

7. The novel high accuracy winch sensor of claim 2, wherein: interference fit between piston (23) and cushion cylinder (24), piston (23) can be in the activity of the inside oscilaltion of cushion cylinder (24), inside connecting pipe (25) intercommunication each other through of cushion cylinder (24) and gas storage cylinder (27).