CN112125190A - Winch device, winch depth sounding equipment and winch depth sounding method - Google Patents

Winch device, winch depth sounding equipment and winch depth sounding method Download PDF

Info

Publication number
CN112125190A
CN112125190A CN202011128729.9A CN202011128729A CN112125190A CN 112125190 A CN112125190 A CN 112125190A CN 202011128729 A CN202011128729 A CN 202011128729A CN 112125190 A CN112125190 A CN 112125190A
Authority
CN
China
Prior art keywords
winding
rope
encoder
hoisting
winch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011128729.9A
Other languages
Chinese (zh)
Inventor
王鹏
孙博
张祖林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Sany Intelligent Technology Co Ltd
Original Assignee
Beijing Sany Intelligent Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Sany Intelligent Technology Co Ltd filed Critical Beijing Sany Intelligent Technology Co Ltd
Priority to CN202011128729.9A priority Critical patent/CN112125190A/en
Publication of CN112125190A publication Critical patent/CN112125190A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/14—Power transmissions between power sources and drums or barrels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/22—Measuring arrangements characterised by the use of optical techniques for measuring depth
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/26—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring depth
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/249—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using pulse code
    • G01D5/2497—Absolute encoders
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
    • G01D5/3473—Circular or rotary encoders
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/36—Forming the light into pulses

Abstract

The invention provides a winding device, a winding depth measuring device and a winding depth measuring method, and relates to the technical field of engineering machinery, wherein the winding device comprises a winding frame, a winding drum, a winding rope and an encoder; the winding drum is pivoted with the winding frame; the winding rope is wound on the winding drum; the encoder is installed in the hoist frame, and the input shaft of encoder and reel relatively fixed just rotate along with the reel for acquire the number of turns of rotation of hoist rope. The winch depth sounding equipment comprises a winch device. The technical problem of the sounding device that exists among the prior art sensor quantity is more, leads to its structure to be more complicated is solved.

Description

Winch device, winch depth sounding equipment and winch depth sounding method
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a winding device, a winding depth measuring device and a winding depth measuring method.
Background
For a double-wheel slot milling machine, the milling depth of a tool rest needs to be accurately displayed in the milling process. In general technology, a tool rest is connected with a winch for winding a wire rope through the wire rope. In the construction process, the winch can control the tool rest to mill downwards.
Generally, the most direct way to measure the lowering depth is to directly measure the length of the wire rope corresponding to the number of turns of the winch. In the prior art, a sensor for detecting the number of layers and the number of turns of a steel wire rope needs to be arranged on a winch, the number of the sensors is large, and the structure is complex.
Disclosure of Invention
The invention aims to provide a winch device, winch depth sounding equipment and a winch depth sounding method, which aim to solve the technical problem that the structure of the winch device is complex due to the fact that the number of sensors of the depth sounding device is large in the prior art.
In a first aspect, an embodiment of the present invention provides a hoisting device, including: the winding device comprises a winding frame, a winding drum, a winding rope and an encoder;
the winding drum is pivoted to the winding frame;
the winding rope is wound on the winding drum;
the encoder is installed in the hoist frame, just the input shaft of encoder with the reel is relatively fixed and along with the reel rotates, is used for acquireing the number of turns of hoist rope.
Further, the encoder is coaxial with the winding drum, and an input shaft of the encoder is fixedly connected with the winding drum.
Furthermore, the encoder and the winding drum are eccentrically arranged, and an input shaft of the encoder is in transmission connection with the winding drum through a transmission mechanism.
Further, the transmission mechanism may adopt a gear transmission mechanism.
Further, the gear transmission mechanism comprises a driving gear and a driven gear which are meshed with each other;
the driving gear is pivoted to the hoisting frame, and an input shaft of the encoder is fixedly connected to the driving gear;
the driven gear is fixedly connected to the winding drum through a driven shaft.
Further, the encoder adopts an absolute encoder; the hoisting rope is a steel wire rope.
Has the advantages that:
according to the hoisting device provided by the invention, the encoder is additionally arranged and is arranged on the hoisting frame, the input shaft of the encoder is relatively fixed with the winding drum and rotates along with the winding drum, the encoder can acquire the number of turns of the hoisting rope according to the characteristics of the encoder, and the lowering depth of the steel wire rope is calculated according to the number of turns of the steel wire rope.
By the aforesaid, this hoisting device can acquire wire rope through the encoder that adds and transfer the degree of depth, compares with setting up a plurality of sensors among the prior art, and this hoisting device's structure is simple relatively, and the cost is lower.
In a second aspect, an embodiment of the present invention provides a winch depth measurement device, including: the hoisting device of any one of the preceding embodiments.
Further, the winch sounding device further comprises a display screen and a control unit;
the display screen is electrically connected with the control unit;
the display screen can acquire the initial position pulse value of the hoisting rope through the input of the number of calibration turns.
Has the advantages that:
the winch depth sounding equipment provided by the invention comprises the winch device, so that the technical advantages and effects achieved by the winch depth sounding equipment also comprise the technical advantages and effects achieved by the winch device, and are not repeated herein.
In a third aspect, an embodiment of the present invention provides a winch depth measurement method, including the following steps:
fixing the rope head of the winding rope on the winding drum, winding the winding rope, and inputting n to carry out calibration on a calibration interface of the display screen when the winding rope is wound to the nth circle;
recording the pulse value at the moment, wherein the pulse value corresponding to the n circles is a certain value, and acquiring the pulse value at the initial position;
the pulse value corresponding to each position of the winding rope on the winding drum corresponds to the length of the corresponding winding rope one by one, and the pulse number of the initial position of the winding rope is known, so that the length of the winding rope at any position can be obtained, namely the depth information is obtained.
Furthermore, the value range of n is 3-10, and n is an integer.
The winch depth measurement method provided by the invention utilizes the winch depth measurement equipment, so that the technical advantages and effects achieved by the winch depth measurement method also comprise the technical advantages and effects achieved by the winch depth measurement equipment, and are not repeated herein.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a hoisting device according to an embodiment of the present invention;
fig. 2 is a front view of a hoisting device according to an embodiment of the present invention;
fig. 3 is a side view of a hoisting device according to an embodiment of the present invention;
FIG. 4 shows pulse values corresponding to different positions of the hoisting rope;
fig. 5 shows the length of the hoisting rope corresponding to different positions of the hoisting rope.
Icon:
100-a hoisting frame; 200-a reel; 300-a hoisting rope; 400-encoder.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The present embodiment provides a hoisting device, as shown in fig. 1 to 3, the hoisting device includes a hoisting frame 100, a winding drum 200, a hoisting rope 300 and an encoder 400; the winding drum 200 is pivoted to the winding frame 100; the winding rope 300 is wound on the winding drum 200; the encoder 400 is installed on the hoisting frame 100, and an input shaft of the encoder 400 is relatively fixed to the winding drum 200 and rotates with the winding drum 200, so as to obtain the number of rotation turns of the hoisting rope 300.
The hoisting device that this embodiment provided has add encoder 400, and this encoder 400 is installed in hoisting frame 100, and encoder 400's input shaft and reel 200 relatively fixed just rotate along with reel 200, and according to the characteristics of encoder 400 self, encoder 400 can acquire the number of turns of rotation of hoisting rope 300, and through this wire rope's the number of turns of rotation, and then calculate wire rope and transfer the degree of depth.
By the foregoing, this hoisting accessory can acquire wire rope through the encoder 400 that adds and transfer the degree of depth, compares with setting up a plurality of sensors among the prior art, and this hoisting accessory's structure is simple relatively, and the cost is lower.
In this embodiment, the encoder 400 may have the following various installation forms.
As shown in fig. 1, the encoder 400 is coaxially disposed with the winding drum 200, and an input shaft of the encoder 400 is fixedly connected with the winding drum 200.
Referring to fig. 1, the encoder 400 may be mounted on the left end or the right end of the winding drum 200.
In other embodiments, the encoder 400 is disposed eccentrically to the winding drum 200, and the input shaft of the encoder 400 is drivingly connected to the winding drum 200 via a transmission mechanism (not shown in the drawings).
In one embodiment of the present application, the transmission mechanism may employ a gear transmission mechanism.
Specifically, the gear transmission mechanism comprises a driving gear and a driven gear which are meshed with each other; the driving gear is pivoted to the hoisting frame 100, and the input shaft of the encoder 400 is fixedly connected to the driving gear; the driven gear is fixedly connected to the spool 200 through a driven shaft.
Wherein, the driving gear and the driven gear are arranged with the same diameter.
In this embodiment, the encoder 400 is an absolute encoder 400, and the absolute encoder 400 is also called an absolute rotary photoelectric encoder, and each position is absolutely unique, interference-resistant, and does not need power-down memory.
In this embodiment, the hoisting rope 300 is a steel wire rope.
The embodiment also provides a winch depth sounding device, which comprises the winch device.
Specifically, the winch depth sounding device further comprises a display screen and a control unit; the display screen is electrically connected with the control unit; the display screen can acquire the initial position pulse value of the hoisting rope 300 through the input of the calibration turns.
The display screen comprises a calibration interface used for inputting calibration turns.
The embodiment also provides a hoisting depth measurement method using the hoisting depth measurement device, as shown in fig. 4 and 5, including the following steps:
fixing the rope end of the winding rope 300 on the winding drum 200, winding the winding rope 300, and inputting n to calibrate on a calibration interface of the display screen when the winding rope 300 is wound to the nth circle;
recording the pulse value at the moment, wherein the pulse value corresponding to the n circles is a certain value, and acquiring the pulse value at the initial position;
the pulse value corresponding to each position of the hoist rope 300 on the winding drum 200 corresponds to the length of the corresponding hoist rope 300 one by one, and knowing the pulse number of the initial position of the hoist rope 300, the length of the hoist rope 300 at any position can be obtained, that is, the depth information can be obtained.
Wherein the value range of n is 3-10, and n is an integer.
Illustratively, n may be 3, 4, 5, 6, etc.
The specific hoisting depth measurement method comprises the following steps:
the method comprises the following steps: fixing the rope end of the winding rope 300 on the winding drum 200, winding the winding rope 300, inputting 3 on a calibration interface of a display screen for calibration when the winding rope 300 is wound to the 3 rd circle, and clicking for determination;
after the number of turns is set in the first step, the number of pulses corresponding to 3 turns is a fixed value; recording the current pulse number during setting to obtain the pulse value of the initial position of the hoisting rope 300;
the pulse value corresponding to each position of the hoist rope 300 on the winding drum 200 corresponds to the length of the corresponding hoist rope 300 one by one, and knowing the pulse number of the initial position of the hoist rope 300, the length of the hoist rope 300 at any position can be obtained, that is, accurate depth information can be obtained.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A hoisting device, comprising: a hoisting frame (100), a winding drum (200), a hoisting rope (300) and an encoder (400);
the winding drum (200) is pivoted to the hoisting frame (100);
the winding rope (300) is wound on the winding drum (200);
the encoder (400) is installed on the hoisting frame (100), and an input shaft of the encoder (400) is relatively fixed to the winding drum (200) and rotates along with the winding drum (200) and is used for obtaining the number of rotation turns of the hoisting rope (300).
2. Hoisting device according to claim 1, characterized in that the encoder (400) is arranged coaxially with the drum (200), the input shaft of the encoder (400) being fixedly connected with the drum (200).
3. The hoisting device according to claim 1, wherein the encoder (400) is arranged eccentrically to the winding drum (200), and an input shaft of the encoder (400) is in transmission connection with the winding drum (200) through a transmission mechanism.
4. The hoisting device of claim 3 wherein said transmission is a gear transmission.
5. The hoisting device of claim 4 wherein said gear train includes a drive gear and a driven gear in meshing engagement;
the driving gear is pivoted to the hoisting frame (100), and an input shaft of the encoder (400) is fixedly connected to the driving gear;
the driven gear is fixedly connected to the winding drum (200) through a driven shaft.
6. Hoisting device as defined in any one of claims 1-5, characterized in that the encoder (400) is an absolute encoder (400);
and/or the hoisting rope (300) adopts a steel wire rope.
7. A winch depth sounding device, comprising: the hoisting device of any one of claims 1-6.
8. The winch depth sounding device of claim 7, further comprising a display screen and a control unit;
the display screen is electrically connected with the control unit;
the display screen can acquire the initial position pulse value of the winding rope (300) through the input of the calibration number of turns.
9. A winch depth measurement method using the winch depth measurement apparatus according to claim 7 or 8, comprising the steps of:
fixing the rope head of the winding rope (300) on the winding drum (200), winding the winding rope (300), and inputting n to carry out calibration on a calibration interface of the display screen when the winding rope (300) is wound to the nth circle;
recording the pulse value at the moment, wherein the pulse value corresponding to the n circles is a certain value, and acquiring the pulse value at the initial position;
the pulse value corresponding to each position of the winding rope (300) on the winding drum (200) corresponds to the length of the corresponding winding rope (300) one by one, and the pulse number of the initial position of the winding rope (300) is known, so that the length of the winding rope (300) at any position can be obtained, namely the depth information is obtained.
10. The winch depth measurement method according to claim 9, wherein n is an integer and ranges from 3 to 10.
CN202011128729.9A 2020-10-20 2020-10-20 Winch device, winch depth sounding equipment and winch depth sounding method Pending CN112125190A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011128729.9A CN112125190A (en) 2020-10-20 2020-10-20 Winch device, winch depth sounding equipment and winch depth sounding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011128729.9A CN112125190A (en) 2020-10-20 2020-10-20 Winch device, winch depth sounding equipment and winch depth sounding method

Publications (1)

Publication Number Publication Date
CN112125190A true CN112125190A (en) 2020-12-25

Family

ID=73852710

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011128729.9A Pending CN112125190A (en) 2020-10-20 2020-10-20 Winch device, winch depth sounding equipment and winch depth sounding method

Country Status (1)

Country Link
CN (1) CN112125190A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114426229A (en) * 2022-01-26 2022-05-03 北京三一智造科技有限公司 Method, device and equipment for positioning double-wheel milling mud pipe and operating machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114426229A (en) * 2022-01-26 2022-05-03 北京三一智造科技有限公司 Method, device and equipment for positioning double-wheel milling mud pipe and operating machine
CN114426229B (en) * 2022-01-26 2023-11-24 北京三一智造科技有限公司 Positioning method, device and equipment for double-wheel milling slurry pipe and working machine

Similar Documents

Publication Publication Date Title
EP3406560B1 (en) Hoist cable load sensor
US20060070987A1 (en) Monitoring device for welding wire supply
CN102788568A (en) Height measuring system for oil rig rotary hook as well as calibrating and measuring method
CN106761686B (en) Self-adapting type intelligence well depth measuring device and measurement method
CN108750955B (en) Device and method for detecting length of winch rope outlet
CN112125190A (en) Winch device, winch depth sounding equipment and winch depth sounding method
CN104528463A (en) Method for accurately measuring cable winding and unwinding length and synchronous controller
JP3940977B2 (en) Automatic inclinometer device
CN214893105U (en) Rotary laser diameter and thickness measuring device
CN114199282B (en) Angle sensor calibration device and method based on double encoders
CN109052176B (en) Double-lifting-appliance bridge crane synchronization error measuring device based on photoelectric sensing
CN107830837B (en) Layered settlement automatic measuring device and measuring method thereof
US8401814B1 (en) Hoist system with an electronic programmable limit switch
CN107044009A (en) A kind of peg or spindle, rotating shuttle, sewing machine and shuttle thread allowance detector and method
CN213265512U (en) Winch device and winch depth sounding equipment
US7097155B2 (en) Winch or hoist including a device for signaling when a preset minimum number of cable windings are left on a winding drum
CN110616750A (en) Intelligent discrimination system and method for pile foundation hole forming quality
CN109238195B (en) Method for detecting length of winch cable
GB2108677A (en) Apparatus for measuring a distance travelled particularly lift- measuring apparatus for stackers
CN107907874B (en) Balancing device of hole and groove detection probe
CN210773927U (en) Material film detection device
CN216159848U (en) Detection apparatus for real-time measurement aluminium foil average thickness
US4951505A (en) Block position sensor
CN213547527U (en) Wireless communication signal intensity detection equipment capable of controlling distance of terminal equipment
JPS58154609A (en) Device for measuring length of fishing line

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination