CN208666923U - A kind of gantry crane on-line measuring device - Google Patents
A kind of gantry crane on-line measuring device Download PDFInfo
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- CN208666923U CN208666923U CN201821413899.XU CN201821413899U CN208666923U CN 208666923 U CN208666923 U CN 208666923U CN 201821413899 U CN201821413899 U CN 201821413899U CN 208666923 U CN208666923 U CN 208666923U
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Abstract
A kind of gantry crane on-line measuring device, including crossbeam pitching detection device, lifting truck detection device and control main website, the utility model passes through a control main website control, the mode of two data information substation processing analyses, detection components are promoted by band encoder, encoder and magnetizer, detection body are installed along in supporting beam, encoder is avoided and detect that distance between body is too long and the data error that generates.Encoder wheel is as wirerope is swung up and down under the action of tension spring, and total energy guarantees that encoder wheel is contacted with wirerope, to guarantee the accuracy of encoder measurement data.Since encoder wheel is always pressing against wirerope, encoder wheel is prone to wear, it is provided with velocity sensor simultaneously and records speed and the position of wirerope by the rotation of roller convenient for the record of detection information, effectively prevent in velocity sensor motion process causing the loosening of velocity sensor fixing bolt that sideslip occurs because of situations such as vibrating, being pressurized by locking puller bolt.
Description
Technical field
The utility model relates to a kind of detection devices, more particularly, to a kind of gantry crane on-line measuring device.
Background technique
Gantry crane is one of main equipment of port and pier, needs to complete heavy operation daily, in addition harbour air humidity is big,
Saline alkali corrosion is strong, puts forward higher requirements to the security reliability of gantry crane.Wirerope is the primary load-carrying members of gantry crane, is only relied on
Eye-observation is checked, safeguarded and is replaced, neither scientific, and there are serious hidden danger, and regularly replacing wirerope again can be by portion
Divide the wirerope waste that can be continued to use, increases entreprise cost, waste of resource.The present apparatus for gantry crane with rope bearing requirements and
Demand for security provides accurate, online, intuitive detection to crossbeam pitching wire rope and lifting truck wirerope, it is raw to meet enterprise
Production demand.
Utility model content
The purpose of this utility model is solve gantry crane in the prior art to detect to be detected by eye-observation,
Detection effect is poor, there are problems that severe compromise, provides a kind of gantry crane on-line measuring device.
The deficiency of the utility model to solve above-mentioned technical problem, used technical solution is:
A kind of gantry crane on-line measuring device, including crossbeam pitching detection device, lifting truck detection device and control main website,
Crossbeam pitching detection device is arranged close on the column of pitching winch spool, and lifting truck detection device is mounted on lifting truck,
Crossbeam pitching detection device and lifting truck detection device are connect with control master station communication, and the master control of gantry crane is arranged in control main website
Interior controls crossbeam pitching detection device by control main website and lifting truck detection device carries out detection and the analysis of data,
And analysis result is delivered to display and shows, the lifting truck detection device include at least one set of detection unit,
First bridging communication module and the first data information substation, the information that detection unit will test are transmitted through the first data information substation
Control main website is passed to by the first bridging communication module after analysis, detection unit includes a pair of mutually matched promotion detection group
Part, promoting detection components includes supporting beam, fixed bracket, magnetizer and detection body, and supporting beam is fixed on by fixed bracket and is mentioned
It rises on trolley, magnetizer and detection body are fixed in supporting beam by mounting seat, between being provided between magnetizer and detection body
Wheel assembly and the second limit wheel assembly are limited every the first of distribution, the first limit wheel assembly and the second position-limited wheel modular construction are symmetrical
Identical to be all made of a pair of mutually matched friction pulley to limit the center of wirerope, at least one promotes in detection components the
The encoder mounting assembly for detecting wirerope rate is provided between one limit wheel assembly and the second limit wheel assembly,
The crossbeam pitching detection device includes for detecting the speed sensor assembly of pitching winch spool revolving speed, gantry crane list
It restricts and is servo-actuated detection components, the second bridging communication module and the second data information substation, it is vertical that speed sensor assembly is fixed on gantry crane
On column and sensor module wherein one end is sticked on pitching winch spool, gantry crane list rope be servo-actuated detection components wherein one end be fixed on
In the wall of column, the wirerope on pitching winch spool is servo-actuated in detection components from gantry crane list rope to be pierced by order to detect steel wire
Rope form state, the second bridging communication module and the second data information substation are each attached on gantry crane column, speed sensor assembly and
The signal that gantry crane list rope is servo-actuated detection components detection is handled by the second data information substation, and then the second data information substation will
Signal passes to control main website by the second bridging communication module.
The encoder mounting assembly includes encoder wheel, axis, support plate and shaft end encoder, and encoder wheel passes through flat
Key is fixed on axis, and the both ends of axis are rotatably supported in symmetrical spaced support plate by bearing, and shaft end encoder is fixed
On one end that axis extends outwardly through support plate, support plate, will by fixed pin far from fixed pin is equipped on one end of axis
Support plate is fixed in supporting beam, and tension spring pin is additionally provided between axis and fixed pin, and the both ends of tension spring pin are fixed on the supporting plate,
Axis, tension spring pin and fixed pin are parallel to each other, and are linked with tension spring on tension spring pin, the other end of tension spring be hung in supporting beam in order to
Encoder wheel is pressed on wirerope.
The speed sensor assembly includes that velocity sensor and the fixed bracket of velocity sensor, velocity sensor pass through
Velocity sensor fixing bolt is fixed on the fixed bracket of velocity sensor, and the fixed bracket of velocity sensor is solid by mounting bracket
Determine bolt to be fixed on gantry crane column, and velocity sensor is sticked on pitching winch spool, be further fixed on the fixed bracket of sensor
Wherein one end top of locking puller bolt, locking puller bolt is located on velocity sensor.
It includes the rail assembly being fixed on the wall of pitching winch spool rope outlet that the gantry crane list rope, which is servo-actuated detection components,
It is slidably fitted with pulley slide assemblies on rail assembly, drag chain component is further fixed on pulley slide assemblies, drag chain component is separate
One end of pulley slide assemblies is fixed on the wall, and further includes a front-end detection component, and front-end detection component passes through pipe fitting
Component is mounted on pulley slide assemblies, front-end detection component is parallel with wirerope and front-end detection component and rail assembly on
Track is vertical.
The beneficial effects of the utility model are: the utility model passes through a control main website control, two data informations point
The mode that processing of standing is analyzed promotes detection components by band encoder, and encoder and magnetizer, detection body are installed along with branch
It supports on beam, avoid encoder and detects that distance between body is too long and the data error that generates, while reducing in-site installation requirement, add
Fast installation progress.For encoder wheel as wirerope is swung up and down under the action of tension spring, total energy guarantees encoder wheel and wirerope
Contact, to guarantee the accuracy of encoder measurement data.Since encoder wheel is always pressing against wirerope, encoder wheel is easy mill
Damage, and the fixation and limit of entire encoder mounting assembly are by pivot pin, the use of pivot pin greatly facilitates encoder wheel more
It changes, while being provided with velocity sensor and recording speed and the position of wirerope by the rotation of roller convenient for the note of detection information
Record, effectively prevent causing speed because of situations such as vibrating, being pressurized in velocity sensor motion process by locking puller bolt
Sensor fixing bolt loosens and sideslip occurs.
Detailed description of the invention
Fig. 1 is the installation condition schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of lifting truck detection device in the utility model.
Fig. 3 is the structural schematic diagram of detection unit in the utility model.
Fig. 4 is the structural schematic diagram of encoder mounting assembly in the utility model.
Fig. 5 is the cross-sectional view in the direction A-A in Fig. 4 in the utility model.
Fig. 6 is the structural schematic diagram of crossbeam pitching detection device in the utility model.
Fig. 7 is the enlarged diagram in the utility model in Fig. 6 at C.
Fig. 8 is the structural schematic diagram that gantry crane list rope is servo-actuated detection components in the utility model.
Diagram label: 1, lifting truck, 2, lifting truck detection device, 3, gantry crane crossbeam, 4, crossbeam pitching detection device,
5, main website, 6, hoist house, 7, master control room, 8, detection unit, 801, magnetizer, the 802, first limit wheel assembly, 803, volume are controlled
Code device mounting assembly, 8031, bearing, 8032, support plate, 8033, encoder wheel, 8034, flat key, 8035, axis, 8036, shaft end
Encoder, 8037, tension spring pin, 8038, fixed pin, the 804, second limit wheel assembly, 805, detection body, 806, mounting seat,
807, supporting beam, 808, tension spring tension spring, 809, fixed bracket, the 9, first data information substation, the 10, first bridging communication module,
11, wall, 12, the servo-actuated detection components of gantry crane list rope, 1201, rail assembly, 1202, drag chain component, 1203, pulley Slide Group
Part, 1204, tube joint assembly, 1205, end detection components, 13, pitching winch spool, 14, speed sensor assembly, 1401, locking top
Tight bolt, 1402, velocity sensor, 1403, velocity sensor fixing bolt, 1404, the fixed bracket of velocity sensor, 1405,
Mounting bracket fixing bolt, the 15, second data information substation, 16, column.
Specific embodiment
As shown in the figure, specific embodiment is as follows:
A kind of gantry crane on-line measuring device, including crossbeam pitching detection device 4, lifting truck detection device 2 and control master
Stand 5, crossbeam pitching detection device 4 is arranged close on the column 16 of pitching winch spool 13, and lifting truck detection device 4, which is mounted on, to be mentioned
It rises on trolley 1, crossbeam pitching detection device 4 and lifting truck detection device 2 and control main website 5 communicate to connect, and control main website 5 is set
It sets in the master control room 7 of gantry crane, crossbeam pitching detection device 4 is controlled by control main website 5 and lifting truck detection device 2 carries out
The analysis of detection and data, and analysis result is delivered to display and is shown, the lifting truck detection device 2 includes
At least one set of detection unit 8, the first bridging communication module 10 and the first data information substation 9, the information that detection unit 8 will test
Transmitting passes to control main website 5, detection unit packet by the first bridging communication module 10 after the analysis of the first data information substation 9
A pair of mutually matched promotion detection components are included, promoting detection components includes supporting beam 807, fixed bracket 809, magnetizer 801
With detection body 805, supporting beam 807 passes through fixed bracket 809 and is fixed on lifting truck 1, and magnetizer 801 and detection body 805 are logical
It crosses mounting seat 806 to be fixed in supporting beam 807, the first limit being spaced apart is provided between magnetizer 801 and detection body 805
Position wheel assembly 802 and the second limit wheel assembly 804, the first limit wheel assembly 802 and the second limit 804 symmetrical configuration phase of wheel assembly
The center of wirerope is limited with a pair of mutually matched friction pulley is all made of, at least one is promoted first in detection components
The encoder mounting assembly 803 for detecting wirerope rate is provided between limit wheel assembly and the second limit wheel assembly,
Lifting truck detection device includes that band encoder promotes detection components, promotes detection components, data information substation, leads to
Interrogate module etc..The middle magnetizer of detection components magnetizes wirerope, and detection body is acquired leakage field information, passes through signal
Line is transmitted to data information substation, and data information substation carries out finishing analysis to information, issued by communication module, by control main website
The communication module on side receives, and is uploaded to control main website, arrangement, display alarm is further analyzed by control main website, with this
Reach the on-line checking to boom hoist cable.
Lifting truck wirerope is a reel driving, therefore four sections of wirerope rates are identical, therefore only needs an encoder
Speed, position and the demand of positive and negative rotation can be completed.Lifting truck detection device installation site is this section of steel on lifting truck
Stabilization that cord is comparatively straight, and this section of wirerope often passes pulley motion, belongs to emphasis fatigue point, meets detection and wants
It asks.Detection components are promoted by supporting beam, the first limit wheel assembly and the second limit wheel assembly, magnetizer, detection body, mounting and adjusting
The composition such as fixing seat, the first limit wheel assembly and the second limit wheel assembly limit the upper and lower position of wirerope, guarantee steel
Cord can from magnetizer and detect body center pass through, mounting and adjusting fixing seat adjust magnetizer and detect body height with
Meet magnetizer and detect the centre of center wear wheel above and below upper and lower wheel module of body, bracket component is responsible for entire promoted and is examined
Survey the fixation of component and the adjustment of position.Band encoder, which promotes detection components, to be increased on the basis of promoting detection components
Encoder mounting assembly, by the pulling force effect of tension spring, encoder wheel is always pressing against wirerope, encodes with wirerope rolling friction
Rotation is transmitted to shaft end encoder, the motion state of encoder real-time detection wirerope by flat key and axis by device wheel, and will be moved
Signal is transmitted to information substation.
The crossbeam pitching detection device includes for detecting the speed sensor assembly 14 of pitching winch spool revolving speed, gantry crane
Single restrict servo-actuated detection components 12, the second bridging communication module and the second data information substation 15, speed sensor assembly 14 are fixed
On the column 16 of gantry crane and sensor module wherein one end is sticked on pitching winch spool 13, gantry crane list rope is servo-actuated detection components
Wherein one end is fixed in the wall 11 of column, and the wirerope on pitching winch spool 13 is servo-actuated in detection components from gantry crane list rope
It is pierced by order to detect wirerope state, the second bridging communication module and the second data information substation are each attached to gantry crane column
On, speed sensor assembly and gantry crane list rope are servo-actuated the signal that detection components detect and are handled by the second data information substation, so
Signal is passed to control main website by the second bridging communication module by the second data information substation afterwards.
The encoder mounting assembly 803 includes encoder wheel 8033, axis 8035, support plate 8032 and shaft end encoder
8036, encoder wheel 8033 is fixed on axis 8035 by flat key 8034, and the both ends of axis 8035 pass through 8031 rotational support of bearing
In symmetrical spaced support plate 8032, shaft end encoder 8036 is fixed on one end that axis extends outwardly through support plate
On, support plate is fixed on support far from fixed pin 8038 is equipped on one end of axis, by fixed pin 8038 by support plate 8032
Liang Shang, is additionally provided with tension spring pin 8037 between axis and fixed pin, the both ends of tension spring pin are fixed on the supporting plate, axis, tension spring pin and
Fixed pin is parallel to each other, and is linked with tension spring on tension spring pin, and the other end of tension spring 808 is hung in supporting beam in order to by encoder
Wheel is pressed on wirerope.
The speed sensor assembly includes that velocity sensor 1402 and the fixed bracket 1404 of velocity sensor, speed pass
Sensor 1402 is fixed on the fixed bracket 1404 of velocity sensor by velocity sensor fixing bolt 1403, and velocity sensor is solid
Fixed rack 1404 is fixed on gantry crane column 16 by mounting bracket fixing bolt 1405, and velocity sensor is sticked and twists in pitching
On cylinder, locking puller bolt 1401 is further fixed on the fixed bracket of sensor, wherein one end top of locking puller bolt is located at speed
It spends on sensor.
Velocity sensor and winch spool are to rolling, the speed of real-time display wirerope and position, in order to facilitate velocity sensor device
Installation realize by the fixed bracket of velocity sensor that supporting structure is simple, and installation and adjustment conveniently, are provided with and hold out against with fixed
Bolt, effectively prevent in velocity sensor motion process because of situations such as vibrate, be pressurized cause fixing bolt loosen and occur
Sideslip.Magnetizer magnetizes wirerope in the detection process, and detection body carries out leakage field information collection, will be believed by signal wire
Breath is transmitted to data information substation, and information substation carries out preliminary analysis arrangement, issues control main website.Due to wirerope axial movement
Simultaneously with moving radially, thus port machine list rope follow-up detector be on the basis of rail mounted list rope follow-up detector,
It according to the actual conditions of hoist house, is improved, drag chain bracket is directly anchored on track.In Track desigh, in order to increase
The mechanical strength for adding track welds at the track back side and reinforces angle steel.Crossbeam pitching detection device is placed in hoist house, is mainly examined
Consider the simplification of the convenience and structure of installation, while guaranteeing the real-time detection of gantry crane wirerope 50%, covers emphasis fatigue fraction.
It includes the rail assembly being fixed on the wall of pitching winch spool rope outlet that the gantry crane list rope, which is servo-actuated detection components,
1201, pulley slide assemblies 1203 are slidably fitted on rail assembly, and drag chain component is further fixed on pulley slide assemblies 1203
1202, drag chain component is fixed on the wall far from one end of pulley slide assemblies, further includes a front-end detection component, front end inspection
It surveys component 1205 to be mounted on pulley slide assemblies by tube joint assembly 1204, front-end detection component is parallel and preceding with wirerope
Hold detection components vertical with the track on rail assembly.
The front-end detection component can be using any wire rope standard element, for example uses following structure front end
Detection components include supporting beam, magnetizer and detection body, and magnetizer and detection body pass through mounting and adjusting fixing seat and be mounted on cross
Liang Shang controls adjustment magnetizer by mounting and adjusting fixing seat and detects installation site of the body in supporting beam, also solid on crossbeam
Surely in the module of wheel up and down and a pair of of limiting and detecting device for thering is the wirerope worn in a pair of of limiting and detecting device to move up and down
The left and right wheels module of wirerope worn or so bounce, about one wheel module and a left and right wheels module are coupled
At the both ends of magnetizer, wheel module and another left and right wheels module are fitted to the two of detection body up and down for another
End, two of them left and right wheels module are folded between magnetizer and detection body, and wirerope sequentially passes through takes turns module, magnetic up and down
Change body, left and right wheels module, left and right wheels module, detection body and take turns module up and down, first rotating shaft group is fixed in supporting beam
Part is used to overcome the pivot offset of front-end detection component by rotation first rotating shaft component.
The module of wheel up and down includes a pair of first wear wheel, left support plate, right support plate, upper whorl axial, lower wheel shaft
With the first limited block, left support plate and right support plate are symmetrical arranged to cooperate and constitute mounting bracket and be fixed on supporting beam
On, one of them first wear wheel is rotatably installed on upper whorl axial, and the both ends of upper whorl axial are respectively supported at left support plate and right branch
On fagging, another first wear wheel is rotatably installed on lower wheel shaft, is offered in left support plate and right support plate for adjusting
The both ends of the first sliding groove of upper whorl axial and lower whorl distance between axles, lower wheel shaft are slidably arranged in first sliding groove, sliding perpendicular to first
Several the first grooves being mutually matched with the first limited block are offered on slot direction, the first limited block is fixed on lower wheel shaft
Both ends, be fastened in the first groove that limit lower wheel shaft free to slide in first sliding groove by the first limited block, pass through
The spacing of sliding adjustment upper whorl axial and lower wheel shaft of the lower wheel shaft in first sliding groove.
The card slot that upper whorl axial is set for card, left support plate and right support are offered in the left support plate and right support plate
Twist the caging bolt for being equipped with and upper whorl axial being installed in card slot on plate.
First wear wheel is rotatably installed on upper whorl axial and lower wheel shaft by bearing.
The left and right wheels module include the wheel shaft mounting-fixing base being fixed in supporting beam, a pair of second friction pulley and
A pair of axle spindles, the second friction pulley are rotatably installed on wheel shaft, and wheel shaft is symmetrically installed on wheel shaft mounting-fixing base.
Second sliding slot is offered on the wheel shaft mounting-fixing base, wheel shaft is slidably mounted in second sliding slot, and second is sliding
The two sides of slot are provided with several second grooves, and the second limited block to match with the second groove is fixed on wheel shaft, pass through
Two limited blocks are fastened on free to slide in second sliding slot to limit wheel shaft in the second groove, and wheel shaft is provided with the second limit
One end of block is fixed with stop nut in second sliding slot and the end, passes through sliding adjustment two of the wheel shaft in second sliding slot
Spacing between a wheel shaft.
Second friction pulley is rotatably installed on wheel shaft by bearing, and wheel shaft and bearing have been mounted directly axis gear
Ring.Technical solution cited by the utility model and embodiment and non-limiting, with technical side cited by the utility model
Case and embodiment be equivalent or effect same approach is all in the range of the utility model is protected.
Claims (4)
1. a kind of gantry crane on-line measuring device, including crossbeam pitching detection device, lifting truck detection device and control main website, greatly
Beam pitching detection device is arranged close on the column of pitching winch spool, and lifting truck detection device is mounted on lifting truck, greatly
Beam pitching detection device and lifting truck detection device are connect with control master station communication, and the master control room of gantry crane is arranged in control main website
It is interior, crossbeam pitching detection device is controlled by control main website and lifting truck detection device carries out detection and the analysis of data, and
Analysis result is delivered to display to show, it is characterised in that: the lifting truck detection device includes at least one set
Detection unit, the first bridging communication module and the first data information substation, the information transmitting that detection unit will test is through the first number
It is believed that passing to control main website by the first bridging communication module after breath substation analysis, detection unit includes a pair of mutually matched
Detection components are promoted, promoting detection components includes supporting beam, fixed bracket, magnetizer and detection body, and supporting beam passes through fixed branch
Frame is fixed on lifting truck, magnetizer and detection body be fixed in supporting beam by mounting seat, magnetizer and detect body it
Between be provided with the first limit wheel assembly being spaced apart and the second limit wheel assembly, the first limit wheel assembly and the second position-limited wheel group
Part symmetrical configuration is identical to be all made of a pair of mutually matched friction pulley to limit the center of wirerope, at least one promotes inspection
The encoder peace being provided between first limit wheel assembly and the second limit wheel assembly for detecting wirerope rate is surveyed in component
Arrangement,
The crossbeam pitching detection device include for detect the speed sensor assembly of pitching winch spool revolving speed, gantry crane list rope with
Dynamic detection components, the second bridging communication module and the second data information substation, speed sensor assembly are fixed on gantry crane column
And wherein one end is sticked on pitching winch spool sensor module, wherein one end that gantry crane list rope is servo-actuated detection components is fixed on close
In the wall of column, the wirerope on pitching winch spool is servo-actuated in detection components from gantry crane list rope to be pierced by order to detect steel wire rope form
State, the second bridging communication module and the second data information substation are each attached on gantry crane column, speed sensor assembly and gantry crane
The signal of single servo-actuated detection components detection of restricting is by the processing of the second data information substation, and then the second data information substation is by signal
Control main website is passed to by the second bridging communication module.
2. a kind of gantry crane on-line measuring device according to claim 1, it is characterised in that: the encoder mounting assembly
It is fixed on axis including encoder wheel, axis, support plate and shaft end encoder, encoder wheel by flat key, the both ends of axis pass through axis
It holds and is rotatably supported in symmetrical spaced support plate, shaft end encoder is fixed on one end that axis extends outwardly through support plate
On, support plate is fixed in supporting beam, axis and fixation by support plate far from fixed pin is equipped on one end of axis by fixed pin
Tension spring pin is additionally provided between pin, the both ends of tension spring pin are fixed, and axis, tension spring pin and fixed pin are parallel to each other on the supporting plate, draw
Tension spring is linked on spring pin, the other end of tension spring is hung in supporting beam for encoder wheel to be pressed on wirerope.
3. a kind of gantry crane on-line measuring device according to claim 1, it is characterised in that: the speed sensor assembly
Speed is fixed on by velocity sensor fixing bolt including velocity sensor and the fixed bracket of velocity sensor, velocity sensor
On the fixed bracket of sensor, the fixed bracket of velocity sensor is fixed on gantry crane column by mounting bracket fixing bolt, and speed
Degree sensor is sticked on pitching winch spool, is further fixed on locking puller bolt on the fixed bracket of sensor, locking puller bolt
Wherein one end top is located on velocity sensor.
4. a kind of gantry crane on-line measuring device according to claim 1, it is characterised in that: the servo-actuated inspection of the gantry crane list rope
Surveying component includes the rail assembly being fixed on the wall of pitching winch spool rope outlet, and pulley sliding is slidably fitted on rail assembly
Component is further fixed on drag chain component on pulley slide assemblies, and drag chain component is fixed on wall far from one end of pulley slide assemblies
On, it further include a front-end detection component, front-end detection component is mounted on pulley slide assemblies by tube joint assembly, front end
Detection components are parallel with wirerope and front-end detection component is vertical with the track on rail assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821413899.XU CN208666923U (en) | 2018-08-30 | 2018-08-30 | A kind of gantry crane on-line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821413899.XU CN208666923U (en) | 2018-08-30 | 2018-08-30 | A kind of gantry crane on-line measuring device |
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| Publication Number | Publication Date |
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| CN208666923U true CN208666923U (en) | 2019-03-29 |
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| CN201821413899.XU Active CN208666923U (en) | 2018-08-30 | 2018-08-30 | A kind of gantry crane on-line measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750948A (en) * | 2018-08-30 | 2018-11-06 | 洛阳泰斯特探伤技术有限公司 | A kind of gantry crane on-line measuring device |
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2018
- 2018-08-30 CN CN201821413899.XU patent/CN208666923U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750948A (en) * | 2018-08-30 | 2018-11-06 | 洛阳泰斯特探伤技术有限公司 | A kind of gantry crane on-line measuring device |
| CN108750948B (en) * | 2018-08-30 | 2023-12-26 | 洛阳泰斯特探伤技术有限公司 | Online detection device for shore bridge |
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