CN106585699A - Mobile bearing eddy current magnetic saturation instrument hydraulic elevating dolly - Google Patents

Mobile bearing eddy current magnetic saturation instrument hydraulic elevating dolly Download PDF

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Publication number
CN106585699A
CN106585699A CN201611174207.6A CN201611174207A CN106585699A CN 106585699 A CN106585699 A CN 106585699A CN 201611174207 A CN201611174207 A CN 201611174207A CN 106585699 A CN106585699 A CN 106585699A
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CN
China
Prior art keywords
platform
base plate
magnetic saturation
block
portable
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.)
Granted
Application number
CN201611174207.6A
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Chinese (zh)
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CN106585699B (en
Inventor
李英明
张炳奇
谢军军
刘巍栋
杨坚
宁玉恒
孙旭
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.)
Datang Northeast Electric Power Test and Research Institute Co Ltd
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Datang Northeast Electric Power Test and Research Institute Co Ltd
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Priority to CN201611174207.6A priority Critical patent/CN106585699B/en
Publication of CN106585699A publication Critical patent/CN106585699A/en
Application granted granted Critical
Publication of CN106585699B publication Critical patent/CN106585699B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00Accessories or details specially adapted for hand carts
    • B62B5/02Accessories or details specially adapted for hand carts providing for travelling up or down a flight of stairs
    • B62B5/026Accessories or details specially adapted for hand carts providing for travelling up or down a flight of stairs with spiders or adapted wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62BHAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B3/00Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
    • B62B3/02Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9006Details, e.g. in the structure or functioning of sensors

Abstract

The invention relates to a mobile bearing eddy current magnetic saturation instrument hydraulic elevating dolly. The mobile bearing eddy current magnetic saturation instrument hydraulic elevating dolly comprises a platform, a base plate and shearing fork lever assemblies connected between the platform and the base plate, the platform is provided with a magnetic saturation device, a dolly wheel set is arranged below the base plate, the end surfaces of the platform and the base plate are each provided with a guide rail of a groove structure, the guide rails are internally provided with slide blocks, each shearing form arm assembly comprises two shearing fork levers which are hinged together by use of a hinge, one ends of the two shearing fork levers are in hinged connection with the platform and the base plate, the other ends are hinged to the slide rails on the end surfaces of the platform and the base plate, the base plate is provided with a hydraulic cylinder, the elevating end of the hydraulic cylinder is in connection with the hinge of the two shearing fork levers, and the hydraulic cylinder controls elevating of the platform through controlling elevating of the hinge.

Description

Movable type carries vortex magnetic saturation instrument hydraulic lifting dolly
Technical field
Present invention relates particularly to a kind of portable carrying is vortexed magnetic saturation instrument hydraulic lifting dolly.
Background technology
EDDY CURRENT is one of conventional lossless detection method, is had in detection conductive material surface or near surface flaw application Standby certain superiority.China starts the research work for carrying out EDDY CURRENT from the sixties in last century, and successively successfully have developed A series of detecting systems and testing equipment, Aero-Space, metallurgy, machinery, electric power, chemical industry, nuclear energy etc. of these equipment in China More and more important effect is just being played in field.
Magnetic saturation device is mainly used in the EDDY CURRENT of ferrimagnet.For ferrimagnet, vortex can only be concentrated on Surface, it is impossible to penetrate into the inside of material.In addition, the domain structure of ferrimagnet will produce pole to eddy current testing signal Big interference, it is sufficient to flaw indication is flooded completely and useful information cannot be obtained.Therefore, for ferromagnetic steel pipe, be first Carry out being detected a flaw again after magnetic saturation.Conventional magnetic saturation instrument is made up of magnetizing coil and ferrum component, and volume is larger and weight weight, fits Close and used in the fixed-site for manufacturing steel pipe factory, and when power plant carries out eddy current inspection to steel pipe, typically in flowing Scene, rather than in fixed workshop, steel pipe is detected under also needing at various height sometimes, considerably increase vortex and visit The difficulty of wound.
In view of above-mentioned defect, the positive in addition research and innovation of the design people a kind of portable carries vortex to founding Magnetic saturation instrument hydraulic lifting dolly so as to more the value in industry.
The content of the invention
To solve above-mentioned technical problem, it is an object of the invention to provide one kind can conveniently transport, it is fixed it is steady, can lifting Reduce the portable of height and carry vortex magnetic saturation instrument hydraulic pressure special cart.
Portable carrying of the invention is vortexed magnetic saturation instrument hydraulic lifting dolly, including:Platform, base plate and it is connected to described Platform and base plate between scissor bar assembly, the platform is provided with magnetic saturation device, and the base plate has trundle group, institute The guide rail of groove structure is respectively equipped with the platform stated, the end face of base plate, in the guide rail slide block is provided with, each set scissor bar assembly Include two using the hinged scissors rod of hinge, one end of two scissors rods is hinged company with platform and base plate respectively Connect, the other end is hinged respectively with the slide block being arranged on platform, base plate end face, and the base plate is provided with hydraulic cylinder, the hydraulic pressure Together with the chain connection of two scissors rods, hydraulic cylinder passes through the liter of the ascending, descending control platform of control hinge to the lift side of cylinder Drop.
Further, the location structure for being positioned to the slide block is also included, the slide block location structure includes The block being arranged in the guide rail, the block is pressed on the slide block by location structure.
Further, the location structure includes the threaded post being connected on the block, and the threaded shank portion is embedded in In the block, the threaded shank portion stretches out the open side of the guide rail on platform, base plate end face, and the threaded post is provided with lock Tight nut, the slide block is positioned by the locking nut.
Further, for being specially to the location structure that the slide block is positioned:On the platform, the surface of base plate Respective slot position is provided with sliding eye, and the block is provided with perforation, and stud is through the cunning being arranged on described platform, base plate Perforation on dynamic hole and block, the block is positioned by bolt with the cooperation of locking nut, and the block is pressed on On the slide block.
Further, some expansion links are connected between the base plate and the platform, the expansion link is some sections Mutually the sleeve pipe of socket is constituted.
Further, mutually the groove being adapted, the groove are respectively equipped with the tube wall of two section described sleeve pipes of socket Arrange along described sleeve pipe length direction, the groove is in rectangular configuration.
Further, the trundle group includes being arranged on the deflecting roller of base plate front end and is arranged on the triangle of base plate rear end Wheel, wherein, the deflecting roller is universal wheel, and three horn ring includes being in 120 ° of trident shaft, and the axle center of trident shaft passes through Swing arm is fixed on base plate, and three end points of the trident shaft are separately installed with runner.
Further, the handle being connected with the platform is also included, the handle by being connected and described with the platform Handle can be rotated by axle of bolt, and by locking device the relative position of the handle and platform, the locking dress are positioned It is set to and is arranged on the bolt upper locking nut.
By such scheme, the portable vortex magnetic saturation instrument hydraulic lifting dolly that carries of the present invention is at least with following excellent Point:With hydraulic elevating platform, magnetic saturation instrument can be raised to assigned work height;Roller devices with climbing stairs, can Crossing over blockage, convenient transport.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention, And can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Description of the drawings
Fig. 1 is the portable front view for carrying vortex magnetic saturation instrument hydraulic lifting dolly of the invention;
Fig. 2 is that portable carrying of the invention is vortexed magnetic saturation instrument hydraulic lifting dolly stair climbing schematic diagram;
Fig. 3 is the portable side view for carrying vortex magnetic saturation instrument hydraulic lifting dolly of the invention;
In figure:1st, magnetic saturation device;2nd, platform;3rd, shake hands;4th, locking device;5th, block;6th, locking nut;7th, hydraulic cylinder; 8th, chaining part;9th, scissors rod;10th, Multifunctional idler wheel;11st, universal wheel;12nd, slide block;13rd, guide rail;14th, screw;15th, base plate;16、 Expansion link;17th, hinge.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Hereinafter implement Example is not limited to the scope of the present invention for illustrating the present invention.
Embodiment 1
The present embodiment is portable to carry vortex magnetic saturation instrument hydraulic lifting dolly, including:Platform, base plate and it is connected to institute Scissor bar assembly between the platform stated and base plate, the platform is provided with magnetic saturation device, and the base plate has trundle group, The guide rail of groove structure is respectively equipped with described platform, the end face of base plate, in the guide rail slide block is provided with, each set scissors rod group Part includes two using the hinged scissors rod of hinge, and one end of two scissors rods is hinged company with platform and base plate respectively Connect, the other end is hinged respectively with the slide block being arranged on platform, base plate end face, and the base plate is provided with hydraulic cylinder, the hydraulic pressure Together with the chain connection of two scissors rods, hydraulic cylinder passes through the liter of the ascending, descending control platform of control hinge to the lift side of cylinder Drop.
Rock to be better protected from platform, also include the location structure for being positioned to the slide block, the cunning Block location structure includes the block being arranged in the guide rail, and the block is pressed on the slide block by location structure.
In the present embodiment, the location structure includes the threaded post being connected on the block, and the threaded shank portion is embedding Enter in the block, the threaded shank portion stretches out the open side of the guide rail on platform, base plate end face, the threaded post is provided with Locking nut, the slide block is positioned by the locking nut.
Embodiment 2
The present embodiment the present embodiment is portable to carry vortex magnetic saturation instrument hydraulic lifting dolly, it is different from embodiment 1 it Place is only that, for being specially to the location structure that the slide block is positioned:Respective slot on the platform, the surface of base plate Position is provided with sliding eye, and the block is provided with perforation, stud through the sliding eye being arranged on described platform, base plate and Perforation on block, the block is positioned by bolt with the cooperation of locking nut, and the block is pressed on the slide block On.
Embodiment 3
The present embodiment is portable to carry vortex magnetic saturation instrument hydraulic lifting dolly, on the basis of embodiment 1 and 2, enters one Ground is connected with some expansion links to strengthen the stability of whole dolly between the base plate and the platform, described flexible Bar is that the sleeve pipe of some sections mutually socket is constituted.
Mutually the groove being adapted is respectively equipped with the tube wall of two section described sleeve pipes of socket, the groove is along described sleeve pipe Length direction is arranged, and the groove is in rectangular configuration.
In the present embodiment, for convenience dolly movement, turn to, the demand of cat ladder, the trundle group include be arranged on bottom The deflecting roller of front edge of board and three horn rings for being arranged on base plate rear end, wherein, the deflecting roller is universal wheel, and three horn ring includes 120 ° of trident shaft is in, the axle center of trident shaft is fixed on base plate by swing arm, three end points difference of the trident shaft Runner is installed.
In the various embodiments described above, also include the handle being connected with the platform, the handle by being connected with the platform, And the handle can be rotated by axle of bolt, the relative position of the handle and platform is positioned by locking device, it is described Locking device is to be arranged on the bolt upper locking nut.
The operation principle of the present invention is as follows:
As shown in Figures 1 to 3, the present invention is portable carries vortex magnetic saturation instrument hydraulic lifting dolly, for making magnetic saturation device 1 It is fixed on the platform 2 of dolly lowering or hoisting gear, the magnetic saturation device 1 is fastened with the platform 2 using bolt, position is fixed, no It is mutually shifted again, in order to carry out EDDY CURRENT test at the scene of flowing.Carriage adopts slide block 12, the slide block 12 to pacify It is mounted on the embedded guide rail 13 of platform and base plate, slide block does level and is mutually shifted with guide rail.5 is block, and 6 is locking nut, when Slide block is slided to after specified location, locks block, is played a part of horizontal direction and is fixed slide block.4 is locking device, when workbench liter To specified altitude assignment, locked, improved platform stabilization.
The present invention selects 4 specifications of the same race, the scissors rods 9 of same material, the scissors rod 9 to cut with upper and lower two guide rail and two Linked together using hinge 17 between fork arm, can mutually be rotated.Driving means select hydraulic cylinder 7, in detection process, need Steel pipe is passed through from magnetic saturation device inside, now, if wanting to realize, the good of steel pipe center and magnetic saturation device docks that to be accomplished by magnetic full Can conveniently move up and down with device.Using hydraulic lift, by pressurization with release conveniently and efficiently by magnetic saturation device Specified altitude assignment is raised to, realization is docked with the good of steel pipe.4 bolts 14 of hydraulic cylinder Jing are fixed on base plate 15.
The tourelle of the present invention is two universal wheels 11 installed in front axle and two multifunctional wheels installed in rear axle Composition, described multifunctional wheel 10 connects by three common rollers and constitutes triangle mechanism, when magnetic saturation device in transit When needing stair climbing, described multifunctional wheel will play steady, quick stair climbing, time saving and energy saving effect.
The above is only the preferred embodiment of the present invention, is not limited to the present invention, it is noted that for this skill For the those of ordinary skill in art field, on the premise of without departing from the technology of the present invention principle, can also make it is some improvement and Modification, these are improved and modification also should be regarded as protection scope of the present invention.

Claims (8)

1. a kind of portable carrying is vortexed magnetic saturation instrument hydraulic lifting dolly, it is characterised in that include:Platform, base plate and company The scissor bar assembly between platform and base plate described in being connected on, the platform is provided with magnetic saturation device, and the base plate has little Wheel group, is respectively equipped with the guide rail of groove structure on described platform, the end face of base plate, in the guide rail slide block is provided with, each set Scissor bar assembly includes two using the hinged scissors rod of hinge, one end of two scissors rods respectively with platform and bottom Plate is articulated and connected, and the other end is hinged respectively with the slide block being arranged on platform, base plate end face, and the base plate is provided with hydraulic cylinder, Together with the chain connection of two scissors rods, hydraulic cylinder is controlled the lift side of the hydraulic cylinder by the ascending, descending of control hinge The lifting of platform.
2. portable carrying according to claim 1 is vortexed magnetic saturation instrument hydraulic lifting dolly, it is characterised in that also include For the location structure positioned to the slide block, the slide block location structure includes the block being arranged in the guide rail, The block is pressed on the slide block by location structure.
3. portable carrying according to claim 2 is vortexed magnetic saturation instrument hydraulic lifting dolly, it is characterised in that described fixed Bit architecture includes the threaded post being connected on the block, and the threaded shank portion is embedded in the block, the threaded post portion The open side of the guide rail stretched out on platform, base plate end face, the threaded post is divided to be provided with locking nut, the slide block is by described Locking nut is positioned.
4. portable carrying according to claim 2 is vortexed magnetic saturation instrument hydraulic lifting dolly, it is characterised in that for right The location structure that the slide block is positioned is specially:Respective slot position is provided with sliding eye on the platform, the surface of base plate, The block is provided with perforation, and stud is through the sliding eye and the perforation on block being arranged on described platform, base plate, institute State block to be positioned with the cooperation of locking nut by bolt, the block is pressed on the slide block.
5. portable carrying according to claim 1 is vortexed magnetic saturation instrument hydraulic lifting dolly, it is characterised in that the bottom Some expansion links are connected between plate and the platform, the expansion link is that the sleeve pipe of some sections mutually socket is constituted.
6. portable carrying according to claim 2 is vortexed magnetic saturation instrument hydraulic lifting dolly, it is characterised in that mutually cover The groove being adapted is respectively equipped with the tube wall of the two section described sleeve pipes for connecing, the groove is arranged along described sleeve pipe length direction, The groove is in rectangular configuration.
7. portable carrying according to claim 1 is vortexed magnetic saturation instrument hydraulic lifting dolly, it is characterised in that described little Wheel group includes being arranged on the deflecting roller of base plate front end and being arranged on three horn rings of base plate rear end, wherein, the deflecting roller is ten thousand To wheel, three horn ring includes being in 120 ° of trident shaft, and the axle center of trident shaft is fixed on base plate by swing arm, and described three Three end points of fork shaft are separately installed with runner.
8. portable carrying according to claim 1 is vortexed magnetic saturation instrument hydraulic lifting dolly, it is characterised in that also include The handle being connected with the platform, the handle with the platform by being connected, and the handle can be revolved by axle of bolt Turn, the relative position of the handle and platform is positioned by locking device, the locking device is locked to be arranged on the bolt Tight nut.
CN201611174207.6A 2016-12-19 2016-12-19 Movable type carrying vortex magnetic saturation instrument hydraulic lifting trolley Active CN106585699B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611174207.6A CN106585699B (en) 2016-12-19 2016-12-19 Movable type carrying vortex magnetic saturation instrument hydraulic lifting trolley

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611174207.6A CN106585699B (en) 2016-12-19 2016-12-19 Movable type carrying vortex magnetic saturation instrument hydraulic lifting trolley

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CN106585699B CN106585699B (en) 2019-01-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108583654A (en) * 2018-04-24 2018-09-28 中国核动力研究设计院 A kind of horizontal transfer container of irradiated sample and conveyer method
WO2019006868A1 (en) * 2017-07-05 2019-01-10 太仓市伦文机械有限公司 Anti-collision transporting frame

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201303220Y (en) * 2008-05-16 2009-09-02 中冶天工上海十三冶建设有限公司 Mobile installation cart of electric disc cabinet
JP2013075606A (en) * 2011-09-30 2013-04-25 Atex Co Ltd Platform of movable carriage
CN203485957U (en) * 2013-09-26 2014-03-19 苏州得尔达国际物流有限公司 Packaged steel strip fixing device
CN205589281U (en) * 2016-03-15 2016-09-21 湖北汽车工业学院 Multi -functional express delivery car
CN106080699A (en) * 2016-07-12 2016-11-09 浙江海洋大学 A kind of novel foldable commodity carrying cart
CN206394678U (en) * 2016-12-19 2017-08-11 大唐东北电力试验研究所有限公司 Movable type carrying vortex magnetic saturation instrument hydraulic lifting dolly

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201303220Y (en) * 2008-05-16 2009-09-02 中冶天工上海十三冶建设有限公司 Mobile installation cart of electric disc cabinet
JP2013075606A (en) * 2011-09-30 2013-04-25 Atex Co Ltd Platform of movable carriage
CN203485957U (en) * 2013-09-26 2014-03-19 苏州得尔达国际物流有限公司 Packaged steel strip fixing device
CN205589281U (en) * 2016-03-15 2016-09-21 湖北汽车工业学院 Multi -functional express delivery car
CN106080699A (en) * 2016-07-12 2016-11-09 浙江海洋大学 A kind of novel foldable commodity carrying cart
CN206394678U (en) * 2016-12-19 2017-08-11 大唐东北电力试验研究所有限公司 Movable type carrying vortex magnetic saturation instrument hydraulic lifting dolly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019006868A1 (en) * 2017-07-05 2019-01-10 太仓市伦文机械有限公司 Anti-collision transporting frame
CN108583654A (en) * 2018-04-24 2018-09-28 中国核动力研究设计院 A kind of horizontal transfer container of irradiated sample and conveyer method

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Address after: No. 3195, Jilin high tech Zone Wei Shan Road, Changchun, Jilin

Patentee after: Datang northeast electric power test and Research Institute Co., Ltd.

Address before: No. 3195, Jilin high tech Zone Wei Shan Road, Changchun, Jilin

Patentee before: DATANG NORTHEAST ELECTRIC POWER TEST RESEARCH INSTITUTE CO., LTD.