CN114562934A - Be applicable to steel bridge floor EA-10 thickness check out test set - Google Patents
Be applicable to steel bridge floor EA-10 thickness check out test set Download PDFInfo
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- CN114562934A CN114562934A CN202210036381.3A CN202210036381A CN114562934A CN 114562934 A CN114562934 A CN 114562934A CN 202210036381 A CN202210036381 A CN 202210036381A CN 114562934 A CN114562934 A CN 114562934A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 84
- 239000010959 steel Substances 0.000 title claims abstract description 84
- 238000012360 testing method Methods 0.000 title claims description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 239000000523 sample Substances 0.000 claims abstract description 33
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000012423 maintenance Methods 0.000 claims description 17
- 238000013016 damping Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 abstract description 26
- 238000000034 method Methods 0.000 abstract description 12
- 239000010426 asphalt Substances 0.000 description 6
- 230000005672 electromagnetic field Effects 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005290 field theory Methods 0.000 description 2
- 238000011418 maintenance treatment Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- 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
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
- G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20127—Natural convection
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermal Sciences (AREA)
- General Physics & Mathematics (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a device suitable for detecting the thickness of a steel bridge floor EA-10, which comprises an outer box, wherein a groove is formed in the middle of the lower surface of the outer box, an electromagnetic probe is arranged in the middle of the inner part of the groove in a penetrating and sliding mode, a sliding groove is formed in one side surface of the inner part of the outer box, a motor box is fixedly connected to the upper end of the sliding groove, a motor is arranged in the motor box, a threaded lead screw is connected to the lower end of the motor in a transmission mode and is arranged in the sliding groove, a limiting block is arranged at the lower end of the threaded lead screw, a sliding block is connected to the surface of the threaded lead screw in a threaded mode, and a fixing clamp is fixedly connected to one side surface of the sliding block. The detection process is more convenient and faster.
Description
Technical Field
The invention belongs to the technical field of bridge deck detection, and particularly relates to EA-10 thickness detection equipment suitable for a steel bridge deck.
Background
An expressway, referred to as a highway for short, is a highway dedicated for high-speed driving of automobiles. Highways have different regulations in different countries, times and scientific research and academic fields. According to the Chinese road engineering technology Standard (JTG B01-2014): the highway is a multi-lane highway which is specially used for cars to drive in different directions and lanes and completely control the entrance and exit. The annual average daily designed traffic volume of the highway is preferably more than 15000 passenger cars, and the designed speed is 80-120 kilometers per hour
Steel bridges are bridges made of steel as a main building material. The concrete bridge has the characteristics of high strength and high rigidity, and can reduce the height and the dead weight of the beam relative to a concrete bridge. Because of the isotropy of steel, the texture is even and the elastic modulus is large, the working condition of the bridge is in accordance with the assumption of graphic display calculation, and in addition, the steel bridge is generally prefabricated in a factory and spliced in a construction site, the construction period is short, the processing is convenient and is not influenced by seasons. However, the steel bridge has poor fire resistance and corrosion resistance, and requires frequent inspection and maintenance, which results in high maintenance cost.
Need detect the thickness of steel bridge floor usually when steel bridge construction or use, traditional testing method is through artifical manual use check out test set to thickness detection, and this kind of testing method not only detects the precision limited, and the testing process is generally comparatively troublesome moreover, has certain limitation during the use.
In view of the above technical problems, improvements are needed.
Disclosure of Invention
The invention aims to overcome the existing defects and provide equipment suitable for detecting the thickness of the steel bridge floor EA-10, and aims to solve the problems that the traditional detection mode provided in the background technology is to detect the thickness by manually using the detection equipment, the detection mode is limited in detection precision, the detection process is generally troublesome, and certain limitation exists in use.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides a be applicable to steel bridge floor EA-10 thickness check out test set, includes the outer container, the lower surface middle part of outer container is seted up flutedly, and the inside middle part of recess runs through to slide and is provided with electromagnetic probe, and the spout has been seted up on inside side surface of outer container, and the upper end fixedly connected with motor case of spout, the inside of motor case is provided with the motor, and the lower extreme transmission of motor is connected with the screw lead screw, and the screw lead screw setting is in the inside of spout, and the lower extreme of screw lead screw is provided with the stopper, and the surperficial threaded connection of screw lead screw has the slider, and a side fixed surface of slider is connected with the fixation clamp, electromagnetic probe's upper end is passed through the connecting wire and is set up the inside at the outer container, the inside fixedly connected with connecting wire of fixation clamp, the upper surface of outer container is provided with a plurality of data transmission ends.
As a preferred embodiment of the present invention, one side of the data transmission end is electrically connected to a handheld terminal display through a wire.
As a preferred scheme of the present invention, the upper surface of the handheld terminal display is respectively provided with a display terminal and a plurality of first control switches.
As a preferable scheme of the invention, an LED display screen is arranged in the middle of the upper surface of the outer box, and an operation indicator lamp is installed at one corner of the upper surface of the outer box.
As a preferable scheme of the present invention, an embedded display screen and a plurality of second control switches are respectively disposed on a side surface of the outer box.
As a preferred scheme of the invention, four corners of the lower surface of the outer box are fixedly connected with anti-skid bases through hydraulic cylinders, and the hydraulic cylinders and the anti-skid bases are provided with a plurality of anti-skid bases.
As a preferable scheme of the invention, one side surface of the outer box is hinged with a maintenance box door through a hinge, and a heat dissipation net is arranged in the maintenance box door.
As a preferable scheme of the present invention, an anti-collision plate is fixedly connected to a surface of one side of the maintenance box door through a fixing block, and a cushion pad is disposed on a surface of one side of the anti-collision plate.
As a preferable aspect of the present invention, a push handle is fixedly connected to one side surface of the outer box.
As a preferred scheme of the invention, four transmission rods are connected to four corners of the bottom end inside the outer box in a penetrating and sliding manner, four transmission rods are arranged, steel wheels are arranged at the lower ends of the four transmission rods, a sliding rod is arranged at the lower end inside the outer box, a sliding block is connected to the surface of the sliding rod in a sliding manner, a damping spring is arranged between the sliding block and the inner side wall of the outer box, the damping spring is arranged on the surface of the sliding rod, a connecting rod is arranged between the sliding block and the transmission rods, the upper end of the connecting rod is rotatably connected to the lower surface of the sliding block, and the lower end of the connecting rod is rotatably connected to the upper end of the transmission rod.
Compared with the prior art, the invention provides EA-10 thickness detection equipment suitable for a steel bridge deck, which has the following beneficial effects:
1. according to the invention, through the arranged electromagnetic probe, the device is moved to the steel bridge deck when in use, the electromagnetic probe transmits an electromagnetic signal to the steel bridge deck, and the thickness of the steel bridge deck can be directly calculated according to the corresponding relation of signal difference values and the like of the electromagnetic probe, so that the detection process is more convenient and faster, and the problem that the thickness is detected by using detection equipment manually in the traditional detection mode, which is limited in detection precision, generally troublesome in detection process and limited in use is effectively solved;
2. according to the invention, through the arranged motor, the motor can drive the threaded screw rod to rotate when in use, so that the sliding block in threaded connection with the surface of the threaded screw rod is driven to lift in the sliding chute, the connecting line provided with the electromagnetic probe is fixed on the surface of one side of the sliding block through the fixing clamp, the electromagnetic probe can be driven to lift at the lower end in the outer box through the lifting of the sliding block, and when the device is not in use, the electromagnetic probe is retracted into the inner part of the outer box, so that the problem that the electromagnetic probe is damaged due to collision of obstacles on the road surface when the device is moved is effectively prevented;
3. the sliding distance of the sliding block in the sliding groove can be effectively limited through the limiting block, the sliding of the sliding block is prevented from being over-travel to cause damage of the device, the steel wheel is arranged and is connected to four corners of the inner lower surface of the outer box in a sliding mode through the transmission rod, and the vibration force borne by the outer box of the equipment can be effectively reduced when the equipment is moved through the mutual matching of the transmission rod and the damping spring, so that the electric elements and displays in the outer box of the equipment are protected, the device is protected from being damaged, and the service life of the device is prolonged;
4. according to the anti-collision device, the anti-collision plate is arranged, the damage to electric elements and a display inside the device caused by the fact that the device collides with a roadside or other objects in the pushing process is effectively prevented, the anti-collision performance of the anti-collision plate is further improved through the arranged buffer cushion, the handheld terminal display can be connected through the data transmission end through the arranged data transmission end, the detection result of the device on a steel bridge floor can be observed more visually through the handheld terminal display, the anti-collision device is more convenient and rapid to use, and the error of the instrument and the running state of the instrument can be displayed in real time through the arranged embedded display screen, so that the normal running of the instrument is ensured;
5. according to the invention, through the arranged hydraulic cylinder and the anti-skid base, the anti-skid base can be contacted with the ground by extending the hydraulic cylinder when in use, so that the height of the whole equipment is controlled by controlling the length of the hydraulic cylinder, through the arranged maintenance box door, the maintenance box door can be opened to carry out maintenance treatment on the electrical elements and the like in the equipment outer box when in use, through the arranged heat dissipation net, the heat dissipation treatment can be effectively carried out on each electrical element and the like in the equipment outer box, and the problem that the service life of the equipment is influenced due to overhigh temperature in the equipment caused by long-time operation in the interior can be effectively prevented.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a fender panel according to an embodiment of the invention;
FIG. 3 is a schematic structural diagram of a display of a handheld terminal according to an embodiment of the present invention;
FIG. 4 is a front view of a groove in a test apparatus according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a testing device according to an embodiment of the present invention at a steel wheel;
FIG. 6 is a cross-sectional view of an outer case of an embodiment of the present invention;
reference numbers in the figures: the device comprises an outer box 1, an LED display screen 2, a push handle 3, a data transmission end 4, a wire 5, a handheld terminal display 6, a display terminal 7, a first control switch 8, an embedded display screen 9, a second control switch 10, a hinge 11, a maintenance box door 12, an anti-collision plate 13, a buffer pad 14, a hydraulic cylinder 15, an anti-slip base 16, a steel wheel 17, a groove 18, an electromagnetic probe 19, a sliding rod 20, a sliding block 21, a damping spring 22, a connecting rod 23, a transmission rod 24, a motor box 25, a motor 26, a sliding chute 27, a threaded screw rod 28, a limiting block 29, a sliding block 30, a fixing clamp 31 and an operation indicator lamp 32.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present 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.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.
Example (b): as shown in figures 1-6, a thickness detection device suitable for steel bridge floor EA-10 comprises an outer box 1, a groove 18 is separately arranged in the middle of the lower surface of the outer box 1, an electromagnetic probe 19 is slidably arranged in the middle of the inner portion of the groove 18, a sliding groove 27 is arranged on one side surface of the inner portion of the outer box 1, a motor box 25 is fixedly connected to the upper end of the sliding groove 27, a motor 26 is arranged in the motor box 25, a lower end of the motor 26 is connected with a threaded lead screw 28 in a transmission manner, the threaded lead screw 28 is arranged in the sliding groove 27, a limiting block 29 is arranged at the lower end of the threaded lead screw 28, a sliding block 30 is connected to the surface of the threaded lead screw 28, a fixing clamp 31 is fixedly connected to one side surface of the sliding block 30, the upper end of the electromagnetic probe 19 is arranged in the outer box 1 through a connecting wire, the connecting wire is fixedly connected to the inner portion of the fixing clamp 31, and a data transmission end 4 is arranged on the upper surface of the outer box 1, the data transmission terminal 4 is provided with a plurality of,
the invention moves the device to the steel bridge deck when in use through the arranged electromagnetic probe 19, transmits electromagnetic signals to the steel bridge deck through the electromagnetic probe 19, can directly calculate the asphalt pavement thickness of the steel bridge deck according to the corresponding relation of signal difference values and the like of the electromagnetic probe, leads the detection process to be more convenient and faster, and effectively avoids the problem that the traditional detection mode is to detect the thickness through a detection device manually, the detection mode has limited detection precision and generally troublesome detection process, and has certain limitation when in use, when in need of detection, the electromagnetic probe 19 is controlled to descend, electromagnetic signals are generated to the steel bridge deck surface steel plate through the electromagnetic probe 19, according to the electromagnetic field theory, the coil is a strict magnetic dipole, when a signal source supplies alternating current, the electromagnetic field is radiated to the outside, and the steel bridge deck surface steel plate is an electric dipole, it receives external electric field to generate induced current distributed along the steel bridge surface.
The induced current of the steel bridge surface steel plate radiates an electromagnetic field (i.e. a secondary field) to the outside again, so that the original exciting coil generates induced electromotive force, and the output voltage of the coil is changed, the position of the steel bridge surface steel plate and the asphalt pavement thickness of the steel bridge surface steel plate are determined by the steel bridge surface steel plate position determinator according to the change, and when the position of the steel bridge surface steel plate is right above the steel bridge surface steel plate, the output voltage of the coil is maximally responded by the secondary magnetic field generated by the steel bridge surface steel plate, so that in the test process of probe movement, the point with the largest influence, namely the point with the largest signal value can be automatically locked, the thickness value is obtained according to the corresponding relation between the asphalt pavement thickness and the signal and is displayed through the display terminal 7 on the handheld terminal display 6, and the aim of detecting the thickness of the steel bridge surface is fulfilled, the invention is very convenient and fast when in use, the motor 26 is arranged, the screw thread screw 28 can be driven by the motor 26 to rotate when in use, thereby driving the sliding block 30 screwed on the surface of the threaded screw 28 to lift and lower in the sliding groove 27, the connecting wire mounted with the electromagnetic probe 19 is fixed to one side surface of the slider 30 by a fixing clip 31, namely, the electromagnetic probe 19 is driven to move up and down at the lower end of the inner part of the outer box 1 by the lifting of the slide block 30, when the electromagnetic probe 19 is not used, the electromagnetic probe 19 is retracted into the inner part of the outer box 1, therefore, the problem that the electromagnetic probe 19 is damaged by the collision of obstacles on the road surface when the device is moved is effectively solved, and the electromagnetic probe is provided with the limit block 29, the sliding distance of the sliding block 30 in the sliding groove 27 can be effectively limited through the limiting block 29, and the sliding of the sliding block 30 is prevented from exceeding the range to cause damage to the device.
According to the invention, the collision-proof plate 13 is arranged, so that the damage of electric elements and displays in the equipment caused by the collision of the equipment to roadside or other objects in the pushing process is effectively prevented, the collision-proof performance of the collision-proof plate 13 is further improved through the arranged buffer cushion 14, the handheld terminal display 6 can be connected through the data transmission end 4 through the arranged data transmission end 4, the detection result of the equipment to the steel bridge floor can be more intuitively observed through the handheld terminal display 6, and the use is more convenient and quicker.
Wherein, one side of data transmission end 4 has hand-held type terminal display 6 through wire 5 electric connection, and is specific, and the upper surface of hand-held type terminal display 6 is provided with display terminal 7 and first control switch 8 respectively, and first control switch 8 is provided with a plurality of.
In the invention, the middle part of the upper surface of the outer box 1 is provided with an LED display screen 2, and one corner of the upper surface of the outer box 1 is provided with an operation indicator lamp 32; one side surface of outer container 1 is provided with embedded display screen 9 and second control switch 10 respectively, and second control switch 10 is provided with a plurality of, through the embedded display screen 9 that sets up, can show the error of instrument and the running state of instrument in real time to guarantee the normal operating of instrument.
The four corners of the lower surface of the outer box 1 are fixedly connected with the antiskid bases 16 through the hydraulic cylinders 15, the hydraulic cylinders 15 and the antiskid bases 16 are provided with a plurality of antiskid bases, and through the hydraulic cylinders and the antiskid bases, when the anti-skid device is used, the antiskid bases 16 can be in contact with the ground by extending the hydraulic cylinders 15, so that the height of the whole device is controlled by controlling the length of the hydraulic cylinders 15.
The surface of one side of the outer box 1 is hinged with a maintenance box door 12 through a hinge 11, a heat dissipation net is arranged inside the maintenance box door 12, the maintenance box door 12 can be opened to carry out maintenance treatment on electrical elements and the like inside the outer box 1 of the equipment during use through the arranged maintenance box door 12, and each electrical element and the like inside the outer box 1 of the equipment can be effectively subjected to heat dissipation treatment through the arranged heat dissipation net, so that the problem that the service life of the equipment is influenced due to overhigh temperature inside the equipment caused by long-time operation inside the equipment is effectively prevented; wherein, one side surface of maintenance chamber door 12 is through fixed block fixedly connected with crashproof board 13, and one side surface of crashproof board 13 is provided with blotter 14. A push handle 3 is fixedly connected to one side surface of the outer box 1.
Four corners of the bottom inside the outer box 1 are connected with transmission rods 24 in a penetrating and sliding manner, four transmission rods 24 are arranged on the transmission rods 24, steel wheels 17 are arranged at the lower ends of the four transmission rods 24, a sliding rod 20 is arranged at the lower end inside the outer box 1, a sliding block 21 is connected to the surface of the sliding rod 20 in a sliding manner, damping springs 22 are arranged between the sliding block 21 and the inner side wall of the outer box 1, the damping springs 22 are arranged on the surface of the sliding rod 20, a connecting rod 23 is arranged between the sliding block 21 and the transmission rods 24, the upper end of the connecting rod 23 is rotatably connected to the lower surface of the sliding block 21, the lower end of the connecting rod 23 is rotatably connected to the upper end of the transmission rod 24, through the arranged steel wheels 17, the steel wheels 17 are slidably connected to the four corners of the lower surface inside the outer box 1 through the transmission rods 24, and the damping springs 22 are matched with each other, when the equipment is moved, the vibration force on the outer box 1 of the equipment can be effectively reduced, therefore, the protection effect on the electric elements, the displays and the like in the equipment outer box 1 is achieved, the device is protected from being damaged, and the service life of the device is prolonged.
The working principle and the using process of the invention are as follows: when in use, the equipment is pushed to a designated position through the push handle 3, the thickness of the steel bridge surface is detected, after the equipment is pushed to the designated position, the hydraulic cylinder 15 is controlled to extend through the first control switch 8 or the second control switch 10, the anti-skid base 16 is contacted with the ground until the steel wheel 17 leaves the ground, the hydraulic cylinder 15 is controlled to extend or shorten through the first control switch 8 or the second control switch 10, so that the height of the whole equipment is adjusted, the use is very convenient, then the motor 26 arranged on one side surface inside the outer box 1 drives the threaded screw rod 28 to rotate, so that the sliding block 30 in threaded connection with the surface of the threaded screw rod 28 is driven to lift inside the sliding groove 27, and the connecting line provided with the electromagnetic probe 19 is fixedly connected to one side surface of the sliding block 30 through the fixing clamp 31, so that the electromagnetic probe 19 can be driven to lift in height on the lower surface inside the outer box 1 through the up-down sliding of the sliding block 30, when the detection is needed, the electromagnetic probe 19 is controlled to descend, electromagnetic signals are generated on the steel bridge surface through the electromagnetic probe 19, according to the electromagnetic field theory, the coil is a strict magnetic dipole, when the signal source supplies alternating current, the electromagnetic field is radiated to the outside, the steel bridge surface steel plate is an electric dipole and receives the outside electric field, and therefore induced current distributed along the steel bridge surface steel plate in size is generated. The induced current of the steel bridge surface steel plate radiates an electromagnetic field (i.e. a secondary field) to the outside again, so that the original exciting coil generates induced electromotive force, and the output voltage of the coil is changed, the position of the steel bridge surface steel plate and the asphalt pavement thickness of the steel bridge surface steel plate are determined by the steel bridge surface steel plate position determinator according to the change, and when the position of the steel bridge surface steel plate is right above the steel bridge surface steel plate, the output voltage of the coil is maximally responded by the secondary magnetic field generated by the steel bridge surface steel plate, so that in the test, the point with the largest influence, namely the point with the largest signal value can be automatically locked in the moving process of the probe, the thickness value is obtained according to the corresponding relation between the asphalt pavement thickness and the signal and is displayed through the display terminal 7 on the handheld terminal display 6, and the aim of detecting the asphalt pavement thickness of the steel bridge surface is fulfilled, the use is very convenient and fast.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: the portable electronic device comprises an outer box 1, an LED display screen 2, a push handle 3, a data transmission end 4, a lead 5, a handheld terminal display 6, a display terminal 7, a first control switch 8, an embedded display screen 9, a second control switch 10, a hinge 11, a maintenance box door 12, an anti-collision plate 13, a buffer cushion 14, a hydraulic cylinder 15, an anti-slip base 16, a steel wheel 17, a groove 18, an electromagnetic probe 19, a sliding rod 20, a sliding block 21, a damping spring 22, a connecting rod 23, a transmission rod 24, a motor box 25, a motor 26, a sliding chute 27, a threaded screw rod 28, a limiting block 29, a sliding block 30, a fixing clamp 31, an operation indicator lamp 32 and other terms, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. The utility model provides a be applicable to steel bridge floor EA-10 thickness check out test set which characterized in that: comprises an outer box (1), a groove (18) is formed in the middle of the lower surface of the outer box (1), an electromagnetic probe (19) is arranged in the middle of the inner portion of the groove (18) in a penetrating and sliding mode, a sliding groove (27) is formed in one side surface of the inner portion of the outer box (1), a motor box (25) is fixedly connected to the upper end of the sliding groove (27), a motor (26) is arranged in the motor box (25), a threaded lead screw (28) is connected to the lower end of the motor (26) in a transmission mode, the threaded lead screw (28) is arranged in the sliding groove (27), a limiting block (29) is arranged at the lower end of the threaded lead screw (28), a sliding block (30) is connected to the surface of the threaded lead screw (28) in a threaded mode, a fixing clamp (31) is fixedly connected to one side surface of the sliding block (30), the upper end of the electromagnetic probe (19) is arranged in the outer box (1) through a connecting line, and a connecting line is fixedly connected to the fixing clamp (31), the upper surface of the outer box (1) is provided with a plurality of data transmission terminals (4).
2. The apparatus for detecting the thickness of EA-10 on the steel bridge surface according to claim 1, wherein: one side of the data transmission end (4) is electrically connected with a handheld terminal display (6) through a lead (5).
3. The apparatus for detecting the thickness of EA-10 on the steel bridge surface according to claim 2, wherein: the upper surface of the handheld terminal display (6) is provided with a display terminal (7) and a first control switch (8) respectively, and the first control switch (8) is provided with a plurality of.
4. The apparatus for detecting the thickness of EA-10 on the steel bridge surface according to claim 1, wherein: the upper surface middle part of outer container (1) is provided with LED display screen (2), operation pilot lamp (32) are installed to the upper surface one corner of outer container (1).
5. The apparatus for detecting the thickness of EA-10 on the steel bridge surface according to claim 4, wherein: the inner container is characterized in that an embedded display screen (9) and a second control switch (10) are respectively arranged on one side surface of the outer container (1), and a plurality of second control switches (10) are arranged.
6. The apparatus for detecting the thickness of EA-10 on the steel bridge surface according to claim 5, wherein: the lower surface four corners of outer container (1) all through pneumatic cylinder (15) fixedly connected with antiskid base (16), pneumatic cylinder (15) and antiskid base (16) all are provided with a plurality of.
7. The apparatus for detecting the thickness of EA-10 on the steel bridge surface according to claim 6, wherein: one side surface of outer container (1) articulates through hinge (11) has maintenance chamber door (12), the internally mounted of maintenance chamber door (12) has the radiator-grid.
8. The apparatus for detecting the thickness of EA-10 on the steel bridge surface according to claim 7, wherein: one side surface of the maintenance box door (12) is fixedly connected with an anti-collision plate (13) through a fixing block, and one side surface of the anti-collision plate (13) is provided with a cushion pad (14).
9. The apparatus for detecting the thickness of EA-10 on the steel bridge surface according to claim 8, wherein: and a push handle (3) is fixedly connected to the surface of one side of the outer box (1).
10. The apparatus for detecting the thickness of EA-10 on the steel bridge surface according to claim 9, wherein: all run through sliding connection in the inside bottom four corners of outer container (1) and have transfer line (24), transfer line (24) are provided with four, four the lower extreme of transfer line (24) all is provided with steel wheel (17), the inside lower extreme of outer container (1) is provided with slide bar (20), the sliding surface of slide bar (20) is connected with sliding block (21), just be provided with damping spring (22) between the inside wall of sliding block (21) and outer container (1), damping spring (22) set up the surface at slide bar (20), be provided with connecting rod (23) between sliding block (21) and transfer line (24), just the lower surface at sliding block (21) is connected in the upper end rotation of connecting rod (23), the lower extreme rotation of connecting rod (23) is connected in the upper end of transfer line (24).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210036381.3A CN114562934A (en) | 2022-01-13 | 2022-01-13 | Be applicable to steel bridge floor EA-10 thickness check out test set |
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| CN202210036381.3A CN114562934A (en) | 2022-01-13 | 2022-01-13 | Be applicable to steel bridge floor EA-10 thickness check out test set |
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