Data transmission device of logging winch

Abstract

The utility model discloses a data transmission device of a logging winch, which relates to the technical field of signal transmission and comprises a wire frame, a lifting platform and a signal repeater. The lifting platform is arranged below the wire frame, the signal repeater is arranged above the lifting platform, and the lifting platform can lift the signal repeater to enable the signal repeater to be close to a cable and receive a cable signal. According to the utility model, along with the continuous penetration of the cable into the logging well, the signal can be kept relatively stable through the repeater, so that the data can be completely transmitted to the ground receiving equipment, and the problems that the data signal transmission in the deep logging well is poorer, and the jamming, the time delay or the signal interruption are easy to occur are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to signal transmission technical field, concretely is a kind of logging winch data transmission device. BACKGROUND

[0002] Logging winch is indispensable key equipment in petroleum logging work, mainly used in the process of cable retraction, speed control and tension adjustment etc. in oil, natural gas drilling. It is usually composed of winch drum, driving device, control system and related auxiliary equipment, the use of logging winch not only improves the efficiency and accuracy of logging work, but also reduces the labor intensity and safety risk of staff. It makes logging process more automated and intelligent, and provides strong technical support for the exploration and development of oil, natural gas and other resources.

[0003] But the signal transmission mode of logging winch makes the signal must walk through the full length of logging winch cable, for the well that cannot use all the cable, there will be additional signal attenuation.

[0004] Announcement number: CN117489333B, discloses a kind of multifunctional intelligent well depth detector, including reel, the reel one side is provided with fixed frame, the reel is rotatably connected in fixed frame, the fixed frame is fixedly connected with cantilever, also include probe, reel, data display component, for gathering deep well water level, temperature, well depth, temperature data deep well detection device, deep well detection device is detected by electrode in water information by probe, water temperature is monitored by probe through shell heat conduction, probe is equipped with attitude sensor and external displacement head Comprehensive determination bottom information, reel cantilever is equipped with encoder module and cooperates with encoder wheel to read probe depth data.

[0005] Announcement number: CN114991755B, discloses a kind of downhole layered multi-parameter monitoring system for geothermal well and monitoring method thereof, monitoring system includes support, wellhead fixing device, ground control instrument, steel pipe cable, GPRS module, PC, magnetic positioning device, downhole instrument and centralizing device, support is installed on wellhead;Wellhead fixing device lower part is connected with geothermal well general wellhead;Ground control instrument is used to issue test instruction to the downhole instrument, receives the data returned by downhole instrument and carries out analysis, display and storage, and carries out communication with GPRS module and PC;Downhole instrument includes a plurality of downhole direct-reading electromagnetic flowmeter, for layered measurement of flow, temperature, pressure.

[0006] The signal needs to walk through the full length of cable in the above-mentioned prior art, and there is an additional attenuation problem.

[0007] The utility model discloses a photovoltaic linear hall sensor discloses a photovoltaic linear hall sensor, including sensor support and setting inductive coil, detection element on sensor support, inductive coil is located the position of the direct overhead of detection element, and detection element is composed by hall element, linear amplifier and emitter follower, and a pair of cable support plates are arranged on the both sides of inductive coil, and the bottom fixed connection of each cable support plate has screw block, and screw block and sensor support are rotatably connected with hinged link, and a pair of screw blocks are threadedly connected with two -way screw rod, and the top side of each cable support plate is fixedly connected with rotating support column.

[0008] The prior art can be sleeved on the cable, and the signal does not need to pass through the whole length of the cable, but the cable at the well site is often contaminated with oil, and the sensor needs to be maintained and cleaned, and the sleeving scheme of the prior art is not easy to remove and clean.

[0009] In summary, the technical solutions of the above disclosed technologies and the technical problems to be solved and the beneficial effects produced are all different from the utility model, and the above disclosed technology documents do not have technical inspiration for more technical features and the technical problems to be solved and the beneficial effects of the utility model. Utility model content

[0010] In view of the above defects existing in the prior art, the purpose of the utility model is to provide a logging winch data transmission device.

[0011] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0012] A logging winch data transmission device, comprising a wire rack, the wire rack can hang a straight cable, further comprising a lifting platform and a signal repeater; the lifting platform is arranged below the wire rack, and the signal repeater is arranged above the lifting platform; the lifting platform can lift the signal repeater to make the signal repeater close to the cable and receive the cable signal.

[0013] Further, the signal repeater is provided with a clamp, the lifting platform lifts the signal repeater to make the clamp clamp the cable, and the clamp is fixedly connected with the signal repeater through a spring.

[0014] Further, the cable axis is the symmetric line of the clamp, and the clamp is provided with two, and each clamp is symmetrically connected with two springs.

[0015] Further, the lifting platform comprises a push plate and a linear actuator.

[0016] Specifically, the push plate is fixedly arranged at the output end of the linear actuator, and the signal repeater is placed on the push plate.

[0017] Further, the wire rack comprises a top plate, and the top plate surrounds a bearing wheel.

[0018] Specifically, the load-bearing wheels include upper inner wheels, upper outer wheels, and top outer wheels.

[0019] Specifically, the top outer wheels are arranged at the upper end face of the top plate.

[0020] Specifically, the upper outer wheels are arranged at the lower end face of the top plate.

[0021] Specifically, the signal repeater is arranged between any two upper outer wheels at the lower end face of the top plate.

[0022] Specifically, one end of the top plate is provided with a sliding roller, and the upper inner wheels are arranged at the end of the lower end face of the top plate away from the sliding roller.

[0023] Specifically, the centers of the sliding roller, the inner wheels, all the upper outer wheels, and all the top outer wheels coincide.

[0024] Specifically, the cable is arranged inside the upper inner wheels, outside the upper outer wheels, outside the sliding roller, and outside the top outer wheels.

[0025] Further, a load-bearing plate is arranged, and the bottom end of the linear driver is fixedly arranged at the upper end face of the load-bearing plate.

[0026] Specifically, a conveyor belt is arranged on the load-bearing plate, and the push plate is provided with a C-shaped groove, and the conveyor belt passes through the C-shaped groove.

[0027] Further, both ends of the conveyor belt are frameless motors with inner stators and outer rotors.

[0028] Specifically, a mounting seat is arranged at the upper end face of the load-bearing plate, the mounting seat is connected to the conveyor belt through a connecting plate, and the connecting plate is connected to the inner stators at both ends of the conveyor belt.

[0029] Further, a limiting plate is arranged at the lower end face of the top plate, the limiting plate is located in the upward projection of the conveyor belt, and the limiting plate positions the clamps on the signal repeater below the cable.

[0030] Specifically, a limiting sleeve is arranged at the lower end face of the top plate, the limiting sleeve is provided with a sleeve ring, the cable passes through the sleeve ring, and the sleeve ring can release the clamping of the clamps on the cable.

[0031] Further, a support frame is arranged at the upper end face of the load-bearing plate, and the support frame is fixedly connected to the top plate.

[0032] Specifically, the load-bearing plate is provided with lower inner wheels corresponding to the upper inner wheels, and the load-bearing plate is provided with at least one lower outer wheel.

[0033] Specifically, the centers of the upper inner wheels, the lower inner wheels, and the lower outer wheels coincide.

[0034] Specifically, the cable is laid on the inside of the lower inner winding wheel after passing through the upper inner winding wheel, passes through the gap between the conveying belt and the load bearing plate, and is laid on the outside of the lower outer winding wheel.

[0035] Further, the signal repeater is an electric field sensor.

[0036] Compared with the prior art, the utility model has the following beneficial effects:

[0037] 1、 the utility model discloses a cable, clamp, spring, signal repeater and the cooperation between cylinder, and the cable that winch draws can pass through the equipment, when passing, cylinder can push signal repeater and approach cable and move upwards, and clamp can be clamped on the outer surface of cable under the push of signal repeater, and spring can make clamp and cable can be stably connected in a certain fluctuation range, along with the continuous in-depth of cable to well logging, signal can keep relatively stable signal through repeater, and make data can be transmitted to the ground receiving equipment completely, solve the poor data signal transmission in the well logging of deeper, and the problem of easy to appear jam, delay or signal interruption.

[0038] 2、 the utility model discloses the cooperation between limiting plate, signal repeater, clamp, conveying belt and limiting sleeve, limiting plate can stop signal repeater when signal repeater reaches predetermined position, makes clamp and cable align; When cable is reeled, clamp will be blocked by limiting sleeve and make it fall off from cable, and then signal repeater falls on the conveying belt, and the conveying belt of reverse conveying can transport the signal repeater that falls outward, thereby can reduce the step of removing signal repeater when winch is reeled, make the equipment more practical. BRIEF DESCRIPTION OF DRAWINGS

[0039] Figure 1 It is whole structure schematic diagram of the utility model kind well logging winch data transmission device;

[0040] Figure 2 It is signal repeater moving direction schematic diagram of the utility model kind well logging winch data transmission device;

[0041] Figure 3 It is cable whole wiring schematic diagram of the utility model kind well logging winch data transmission device;

[0042] Figure 4 It is top plate structure schematic diagram of the utility model and looks up;

[0043] Figure 5 It is spring amplification structure schematic diagram of the utility model.

[0044] In the figure: 1, cable; 2, clamp; 3, signal repeater; 4, air cylinder; 5, bearing plate; 6, bearing wheel; 6.1, upper inner winding wheel; 6.2, upper outer winding wheel; 6.3, top outer winding wheel; 6.4, lower inner winding wheel; 6.5, lower outer winding wheel; 7, push plate; 8, mounting seat; 9, conveyor belt; 10, C-shaped groove; 11, support frame; 12, top plate; 13, slide roller; 14, limiting plate; 15, limiting sleeve; 16, spring. DETAILED DESCRIPTION

[0045] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0046] Embodiment 1

[0047] Please refer to Figures 1 to 5 The utility model provides a kind of logging winch data transmission device, including wire rack, lifting platform, signal repeater 3, the wire rack can hang straight cable 1, the lifting platform is set in wire rack below, signal repeater 3 is set in lifting platform above, the lifting platform lifts signal repeater 3, makes signal repeater 3 contact with cable 1, receives cable 1 signal.

[0048] Specifically, the signal repeater 3 can be an electric field sensor that transmits information by detecting the electric field changes of the cable 1. The electric field sensor has a lower requirement for contact and can detect a single cable.

[0049] Further, the signal repeater 3 is provided with a clamp 2. The lifting platform lifts the signal repeater 3, so that the clamp 2 is clamped with the cable 1. The clamp 2 and the signal repeater 3 are fixedly connected through the spring 16. The spring 16 can stably connect the clamp 2 and the cable 1 within a certain fluctuation range.

[0050] Specifically, the axis of the cable 1 is the symmetric line of the clamp 2. Two clamps 2 are provided, and each clamp 2 is symmetrically connected with two springs 16. The spring 16 can compensate the difference value caused by the fluctuation of the cable 1. The spring 16, the clamp 2 and the signal repeater 3 are connected through welding or a spring fixing mechanism.

[0051] Further, the lifting platform comprises a push plate 7 and a cylinder 4, the push plate 7 is fixedly arranged at the output end of the cylinder 4, the signal repeater 3 is placed on the push plate 7, the cylinder 4 can quickly push the push plate 7 upwards when moving upwards, and the push plate 7 can push the signal repeater 3 when moving upwards, so that the clamps 2 on the signal repeater 3 can be smoothly clamped on the outer surface of the cable 1.

[0052] Further, the wire rack comprises a top plate 12, the top plate 12 is arranged around the load-bearing wheel 6, the load-bearing wheel 6 comprises an upper inner winding wheel 6.1, an upper outer winding wheel 6.2 and a top outer winding wheel 6.3, at least two top outer winding wheels 6.3 are arranged on the upper end face of the top plate 12, at least two upper outer winding wheels 6.2 are arranged on the lower end face of the top plate 12, the signal repeater 3 is arranged between any two upper outer winding wheels 6.2 on the lower end face of the top plate 12, one end of the top plate 12 is provided with a sliding roller 13, the lower end face of the top plate 12 is provided with an upper inner winding wheel 6.1 at the end away from the sliding roller 13, the center faces of the sliding roller 13, the inner winding wheel 6.1, all the upper outer winding wheels 6.2 and all the top outer winding wheels 6.3 coincide, and the cable 1 is arranged inside the upper inner winding wheel 6.1, outside the upper outer winding wheel 6.2, outside the sliding roller 13 and outside the top outer winding wheel 6.3, and the cable 1 is straightened by changing the direction at the upper inner winding wheel 6.1 and the sliding roller 13.

[0053] Specifically, the load-bearing wheel 6 is connected with the top plate 12 through a U-shaped support.

[0054] Among them, the load-bearing wheel 6 can provide a fixed track for the movement of the cable 1, and the outer surface of the sliding roller 13 is in sliding connection with the outer surface of the cable 1.

[0055] Embodiment 2:

[0056] Based on embodiment 1, this embodiment further comprises a load-bearing plate 5, and the bottom end of the cylinder 4 is fixedly installed on the upper end face of the load-bearing plate 5.

[0057] The load-bearing plate 5 is provided with a conveyor belt 9, the push plate 7 is provided with a C-shaped groove 10, and the conveyor belt 9 passes through the C-shaped groove 10; the C-shaped groove 10 provided on the push plate 7 can reserve a position for the conveyor belt 9, after the signal repeater 3 is placed on the conveyor belt 9, the conveyor belt 9 can move the signal repeater 3 above the push plate 7, the output end of the cylinder 4 moves upwards to push the push plate 7 to push the signal repeater 3, and the setting of the conveyor belt 9 enables the installation of the signal repeater 3 without the need for the operator to contact the narrow space where the push plate 7 is located, thereby improving the safety of the installation; at the same time, the conveyor belt 9 can limit the C-shaped groove 10, prevent the clamps 2 from contacting the top plate 12, and damage the clamps 2.

[0058] Specifically, the C-shaped groove 10 and the conveyor belt 9 are perpendicular to the cable 1, so that the position where the signal repeater 3 is placed on the conveyor belt 9 is away from the cable 1.

[0059] Specifically, the two ends of the conveying belt are frameless motors with inner stators and outer rotors, saving space, and the upper end face of the load plate 5 is provided with a mounting seat 8, the mounting seat 8 is connected with the conveying belt 9 through a connecting plate, and the connecting plate is connected with the inner stator at the two ends of the conveying belt 9.

[0060] Further, the lower end face of the top plate 12 is fixedly provided with a limiting plate 14, the limiting plate 14 is located in the upward projection of the conveying belt 9, the limiting plate 14 can be in contact with the outer surface of the signal repeater 3, the limiting plate 14 positions the clamps on the signal repeater 3 below the cable 1, and the lower end face of the top plate 12 is fixedly provided with a limiting sleeve 15, the limiting sleeve 15 is provided with a sleeve ring, and the cable 1 passes through the sleeve ring.

[0061] Wherein, the limiting plate 14 can block the signal repeater 3 when the signal repeater 3 reaches a predetermined position, so that the clamps 2 of the signal repeater 3 coincide with the cable 1, facilitating the combination of the clamps 2 and the cable 1 during upward movement.

[0062] Wherein, the limiting sleeve 15 is used for the cable 1 to perform the winding movement, the clamps 2 contact the limiting sleeve 15, the clamps 2 are disconnected with the cable 1, the signal repeater 3 falls on the conveying belt 9, the signal repeater 3 is conveyed in the opposite direction by the conveying belt 9, and the fallen signal repeater 3 is transported outward, so that the steps of removing the signal repeater 3 during winding of the winch are reduced, and the device is more practical.

[0063] Further, the upper end face of the load plate 5 is fixedly provided with a support frame 11, the support frame 11 is fixedly connected with the top plate 12, the support frame 11 can provide support for the top plate 12, the load plate 5 is provided with a lower inner winding wheel 6.4 corresponding to the upper inner winding wheel 6.1, the load plate 5 is provided with at least one lower outer winding wheel 6.5, the centers of the upper inner winding wheel 6.1, the lower inner winding wheel 6.4 and the lower outer winding wheel 6.5 coincide, the cable 1 is arranged inside the lower inner winding wheel 6.4 after passing through the upper inner winding wheel 6.1, passes through the gap between the conveying belt 9 and the load plate 5, and is arranged outside the lower outer winding wheel 6.5, and the cable 1 is reversed by the lower inner winding wheel 6.4, so that the cable 1 inlet and outlet positions are located on the opposite sides of the load plate 5, facilitating the connection of other devices.

[0064] Specifically, the lower inner winding wheel 6.4 and the lower outer winding wheel 6.5 are connected with the load plate 5 through a U-shaped support.

[0065] Embodiment 3

[0066] On the basis of embodiment 2, the use method of the logging winch data transmission device is provided, including the following steps:

[0067] S1, the signal repeater 3 is placed in the conveying belt 9, the winch pulls out the cable 1 to make the logging equipment downhole.

[0068] S2, when the logging equipment approaches the logging depth, the conveying belt 9 is started to drive the signal repeater 3, and the signal repeater 3 is positioned directly below the cable 1 under the blocking of the limiting plate 14, and the conveying belt 9 is turned off.

[0069] The air cylinder 4 is started, the push plate 7 moves upward, and the signal repeater 3 is supported, so that the clamping of the signal repeater 3 is in contact with the cable 1.

[0070] S3, as the cable 1 continuously penetrates into the well, the spring 16 can compensate the fluctuation of the cable 1, and the elastic force of the spring 16 is converted into the static friction force of the signal repeater 3 and the push plate 7, so that the signal repeater 3 does not separate from the push plate 7.

[0071] The signal can pass through the signal repeater 3 to keep the signal relatively stable, so that the data can be completely transmitted to the ground receiving equipment, and the problems of poor data signal transmission in deep well, easy to appear card, delay or signal interruption are solved.

[0072] S4, when the cable 1 needs to be recovered, the air cylinder 4 is started, the push plate 7 is retracted, the signal repeater 3 is in a suspended state, the winch is started to recover the cable 1, the clamp 2 of the signal repeater 3 is in contact with the limiting sleeve 15, and under the blocking of the limiting sleeve 15, the signal repeater 3 falls on the conveying belt 9, the conveying belt 9 is reversely conveyed, the signal repeater 3 is conveyed out, and the recovery is completed.

[0073] In the present application, the parts themselves that are not discussed, the connection mode of each part in the present application all belong to the known technology in the technical field. Direct application can be used, and details are not repeated.

[0074] In the present application, the term "a plurality of" refers to two or more, unless otherwise specified. The terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense. For example, "connecting" can be fixed connection, or detachable connection, or integrally connected. "Connected" can be directly connected, or indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0075] In the description of the utility model, it is understood that the terms "upper", "lower", "left", "right", "front", "rear" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation on the utility model.

[0076] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "a specific embodiment" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0077] The above only describes the preferred embodiments of the utility model, and is not used to limit the utility model, and the utility model can have various changes and changes for those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A logging winch data transfer device comprising a wire rack, the wire rack capable of suspending a taut cable, characterized by, Also include lifting platform, signal repeater; The lifting platform is arranged below the wire rack, and the signal repeater is arranged above the lifting platform. The lifting platform can lift the signal repeater to make the signal repeater close to the cable and receive the cable signal.

2. The logging winch data transmission apparatus of claim 1 wherein, The signal repeater is provided with a clamp, the lifting platform lifts the signal repeater, the clamp is clamped with the cable, and the clamp is fixedly connected with the signal repeater through the spring.

3. The logging winch data transmission apparatus of claim 2 wherein, The cable axis is the symmetry line of the clamp, and the clamp is provided with two, and each clamp is symmetrically connected with two springs.

4. The logging winch data transmission apparatus of claim 2 wherein, The lifting platform includes a push plate and a linear driver. The push plate is fixedly arranged at the output end of the linear driver, and the signal repeater is placed on the push plate.

5. The logging winch data transmission apparatus of claim 4 wherein, The wire rack includes a top plate, and the top plate is arranged around a bearing wheel. The bearing wheel includes an upper inner winding wheel, an upper outer winding wheel and a top outer winding wheel. The top outer winding wheel is arranged at least two on the upper end face of the top plate. The upper outer winding wheel is arranged at least two on the lower end face of the top plate. The signal repeater is between any two upper outer winding wheels on the lower end face of the top plate. One end of the top plate is provided with a sliding roller, and the lower end face of the top plate is provided with an upper inner winding wheel at the end away from the sliding roller. The center faces of the sliding roller, the inner winding wheel, all the upper outer winding wheels and all the top outer winding wheels coincide. The cable is arranged inside the upper inner winding wheel, outside the upper outer winding wheel, outside the sliding roller and outside the top outer winding wheel.

6. The logging winch data transmission apparatus of claim 5 wherein, It also includes a bearing plate, and the bottom end of the linear driver is fixedly installed on the upper end face of the bearing plate. The bearing plate is provided with a conveyor belt, and the push plate is provided with a C-shaped groove, and the conveyor belt passes through the C-shaped groove.

7. The logging winch data transmission apparatus of claim 6 wherein, The two ends in the conveyor belt are frameless motors with inner stators and outer rotors. The upper end face of the bearing plate is provided with a mounting seat, the mounting seat is connected with the conveyor belt through a connecting plate, and the connecting plate is connected with the inner stator at the two ends of the conveyor belt.

8. The logging winch data transmission apparatus of claim 5 wherein, The lower end face of the top plate is provided with a limiting plate, the limiting plate is located in the upward projection of the conveyor belt, and the limiting plate positions the clamp on the signal repeater below the cable. The lower end face of the top plate is provided with a limiting sleeve, the limiting sleeve is provided with a sleeve ring, the cable passes through the sleeve ring, and the sleeve ring can release the clamping of the clamp and the cable.

9. The logging winch data transmission apparatus of claim 6 wherein, The upper end face of the bearing plate is provided with a support frame, and the support frame is fixedly connected with the top plate. The bearing plate is provided with a lower inner winding wheel corresponding to the upper inner winding wheel, and the bearing plate is provided with at least one lower outer winding wheel. The center faces of the upper inner winding wheel, the lower inner winding wheel and the lower outer winding wheel coincide. After the cable passes through the upper inner winding wheel, it is arranged inside the lower inner winding wheel, passes through the gap between the conveyor belt and the bearing plate, and is arranged outside the lower outer winding wheel.

10. The logging winch data transmission apparatus of any one of claims 1-9, wherein, The signal repeater is an electric field sensor.

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