CN112730615A - Observation device for steel structure detection - Google Patents
Observation device for steel structure detection Download PDFInfo
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- CN112730615A CN112730615A CN202011542081.XA CN202011542081A CN112730615A CN 112730615 A CN112730615 A CN 112730615A CN 202011542081 A CN202011542081 A CN 202011542081A CN 112730615 A CN112730615 A CN 112730615A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/045—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
- G01N2291/0234—Metals, e.g. steel
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Abstract
The invention discloses an observation device for steel structure detection, which relates to the technical field of building quality detection and comprises a fitting clamping block, wherein a clamping plate is movably connected in a groove of the fitting clamping block, four transverse wave observers are connected onto the fitting clamping block, longitudinal wave observers are arranged on one side face of the fitting clamping block corresponding to the four transverse wave observers, each transverse wave observer comprises a solid rod, a balancing weight is connected onto the solid rod in a threaded manner, the upper end of the solid rod is rotatably connected with a whistle through a rotary table, and the solid rod is vertically fixed onto the fitting clamping block. The whistle ware through the design comes to realize showing directly perceivedly to the transverse wave of vibration, and the simultaneous occurrence whistle disturbs the air when whistle ware swing back and forth, and resonance produces sound, and this design makes the user can observe and judge directly perceivedly to the transverse wave of steel construction through two aspects of vision and sense of hearing.
Description
Technical Field
The invention relates to an observation device, relates to the technical field of building quality detection, and particularly relates to an observation device for steel structure detection.
Background
Steel structures are structures made of steel materials, which are one of the main building structure types, and the detection of the formed steel structures is mostly done in the form of knocking and then listening to the sound of the vibration thereof.
The existing steel structure detection of the construction site mostly uses tools such as a hammer to knock the steel structure, then a worker listens to the echo of the steel structure at the other end to judge the quality of the steel structure.
Disclosure of Invention
The invention provides an observation device for steel structure detection, which aims to display vibration transverse waves and longitudinal waves and solve the problem that the transverse waves and the longitudinal waves cannot be directly observed.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a steel construction detects uses observation device, includes the laminating clamp splice, swing joint has splint in the recess of laminating clamp splice, be connected with four shear wave observers on the laminating clamp splice, four be equipped with the longitudinal wave observer on the side of the laminating clamp splice that corresponds between the shear wave observer, the shear wave observer includes solid pole, threaded connection has the balancing weight on the solid pole, the upper end of solid pole is rotated through the revolving stage and is connected with the whistle ware, solid pole vertical fixation is on the laminating clamp splice.
The technical scheme of the invention is further improved as follows: the whistle ware includes the alloy cylinder, run through on the alloy cylinder and cut and have two venturi inner chambers, two the venturi inner chamber is about coplanar parallel arrangement, the inside fixed mounting of venturi inner chamber has the emergence whistle.
The technical scheme of the invention is further improved as follows: the generation whistle comprises a cylindrical wall, the back of the cylindrical wall is a straight pipe cavity, two groups of whistle sheets are arranged on the inner wall of the straight pipe cavity, and the two groups of whistle sheets are symmetrically arranged.
The technical scheme of the invention is further improved as follows: the longitudinal wave observer comprises two resonance plates which are vertically fixed on the laminating clamping block, and the two resonance plates are arranged in parallel and fixedly connected with four longitudinal wave resonators.
The technical scheme of the invention is further improved as follows: the longitudinal wave resonator includes the clean shot, all be fixed with the elastic rod on two relative sides of clean shot, the one end vertical fixation that the clean shot was kept away from to the elastic rod sets up on the resonator plate, the inside of clean shot is equipped with spherical inner chamber, the upper and lower both ends point department of spherical inner chamber all communicates there is the blow vent, the blow vent runs through the setting in the hollow ball, be equipped with two sets of resonance pieces on spherical inner chamber's the inner wall.
The technical scheme of the invention is further improved as follows: the upper end of the alloy cylinder is provided with a guide plate, and guide grooves are embedded in two side faces of the guide plate.
The technical scheme of the invention is further improved as follows: the cylinder wall is fixed on the inner wall of the middle small port of the Venturi inner cavity, and the inner wall of the channel of the Venturi inner cavity is conical.
The technical scheme of the invention is further improved as follows: the two groups of resonance sheets are arranged in central symmetry around the circle center of the spherical inner cavity, and the length of the resonance sheets is larger than the radius of the spherical inner cavity.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. the invention provides an observation device for steel structure detection, which is characterized in that a designed whistle device is used for visually displaying vibrating transverse waves, the whistle device disturbs air when swinging back and forth, resonance generates sound, the guide plate is arranged at the tail end of the whistle device, so that the whistle device can be vibrated back and forth by vibration generated by an attaching clamping block, the swinging direction of the whistle device is the trend of the transverse waves, when a whistle sheet swings along with an alloy cylinder, impact is generated between the whistle sheet and the air compressed by an inner cavity of a venturi, and interaction force acts on the air to enable the whistle sheet to generate high-frequency vibration, so that the sound is generated.
2. The invention provides an observation device for steel structure detection, which is characterized in that a designed resonance plate is used for efficiently conducting vibrating longitudinal waves so that the vibrating longitudinal waves can be efficiently conducted to a longitudinal wave resonator, the design of a double-sided resonance plate can enable the vibration with the same frequency to act on a hollow ball through two elastic rods to realize two vibration interactions so that the hollow ball can have more potential energy to move, a resonance sheet in the double-sided resonance plate is influenced by the vibration of the hollow ball, meanwhile, the double-sided resonance plate can also generate disturbance to the air in the process of displacement along with the hollow ball so that the hollow ball is vibrated and generates sound, the two vibration waves are matched with each other so that the sound waves can be enhanced, and a user can visually observe and judge the longitudinal waves of a steel structure through two aspects of auditory sense and visual sense.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a shear wave observer according to the present invention;
FIG. 3 is a cross-sectional schematic view of the whistle of the present invention;
FIG. 4 is a cross-sectional view of a whistle of the present invention;
FIG. 5 is a schematic cross-sectional view of a longitudinal wave observer according to the present invention;
fig. 6 is a schematic cross-sectional view of a longitudinal wave resonator according to the present invention.
In the figure: 1. fitting the clamping blocks; 2. a splint; 3. a transverse wave observer; 4. a longitudinal wave observer;
31. a solid bar; 32. a balancing weight; 33. a turntable; 34. a whistle device;
a1, alloy cylinder; a2, venturi lumen; a3, a whistle; a4, a guide plate; a5, a diversion trench;
a31, cylindrical wall; a32, straight tube cavity; a33, whistle plate;
41. a resonator plate; 42. a longitudinal wave resonator;
b1, hollow spheres; b2, an elastic rod; b3, vent; b4, spherical cavity; b5, resonance sheet.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in fig. 1-2, the invention provides an observation device for steel structure detection, which comprises a fitting clamping block 1, wherein a clamping plate 2 is movably connected in a groove of the fitting clamping block 1, four transverse wave observers 3 are connected to the fitting clamping block 1, longitudinal wave observers 4 are arranged on one side surface of the fitting clamping block 1 corresponding to the four transverse wave observers 3, each transverse wave observer 3 comprises a solid rod 31, a balancing weight 32 is connected to the solid rod 31 through a thread, the upper end of the solid rod 31 is rotatably connected with a whistle 34 through a turntable 33, and the solid rod 31 is vertically fixed on the fitting clamping block 1.
In the embodiment, the jointing clamp blocks 1 are in close contact with the steel structure, so that the vibration of the steel structure during knocking can be transmitted to the jointing clamp blocks 1, then the vibration is transmitted to the transverse wave observer 3 and the longitudinal wave observer 4 through the attaching clamp block 1, when the solid rod 31 in the transverse wave observer 3 is impacted, the tail end of the solid rod 31 can directly and rapidly vibrate at the amplitude close to the amplitude of the transverse wave, the whistle 34 on the solid rod can generate sound in the rapid vibration process, the counterweight 32 on the solid rod 31 can adjust the gravity center height of the solid rod 31, thereby influencing the resonance amplitude and the resonance synchronous rate, facilitating the detection and observation of steel structures with different materials and structures for users, displaying the longitudinal wave of the vibration received by the attaching clamping block 1 by the longitudinal wave observer 4, the combination of the two can enable a user to visually observe the vibration conduction condition of the steel structure.
Example 2
As shown in fig. 2 to 4, on the basis of embodiment 1, the present invention provides a technical solution: whistle 34 includes alloy cylinder a1, it has two venturi inner chamber a2, two to run through the excavation on alloy cylinder a1 venturi inner chamber a2 is about coplanar parallel arrangement, venturi inner chamber a 2's inside fixed mounting has emergence whistle a3, emergence whistle a3 includes cylinder wall a31, cylinder wall a 31's back is straight tube chamber a32, be equipped with two sets of whistle piece a33 on straight tube chamber a 32's the inner wall, it is two sets of whistle piece a33 symmetry sets up, cylinder wall a31 is fixed on the middle port inner wall of venturi inner chamber a2, just venturi inner chamber a 2's the passageway inner wall is conical.
In the embodiment, the alloy cylinder a1 is driven by the solid rod 31 to swing back and forth, air enters the venturi inner cavity a2 and then is compressed into the whistle a3, the whistle a33 arranged in the whistle a3 is used for reducing the sound production condition of the whistle 34, the air is influenced by the vibration of the alloy cylinder a1 in the compression process, the air can vibrate and impact the whistle a33 when impacting the whistle a33, so that the vibration conduction is completed, the whistle a33 generates sound when rubbing with air under the condition of high-frequency vibration, so that the alloy cylinder a1 can sound when vibrating, and the observation and judgment of the transverse wave conduction condition of the steel structure are completed through the vibration amplitude and the sound frequency of the alloy cylinder a 1.
Example 3
As shown in fig. 1, 5 and 6, on the basis of embodiment 1, the present invention provides a technical solution: the longitudinal wave observer 4 comprises a resonance plate 41, the resonance plate 41 is vertically fixed on the attaching clamp block 1, the number of the resonance plates 41 is two, the two resonance plates 41 are arranged in parallel with each other, and four longitudinal wave resonators 42 are fixedly connected between the two resonator plates 41, the longitudinal wave resonators 42 include hollow spheres b1, elastic rods b2 are fixed on two opposite side surfaces of the hollow ball b1, one end of the elastic rod b2 far away from the hollow ball b1 is vertically and fixedly arranged on the resonator plate 41, a spherical inner cavity b4 is arranged inside the hollow ball b1, the upper end point and the lower end point of the spherical inner cavity b4 are both communicated with air vents b3, the vent b3 runs through the setting in clean ball b1, be equipped with two sets of resonance piece b5 on the inner wall of spherical inner chamber b4, two sets of resonance piece b5 is central symmetry setting about the centre of a circle of spherical inner chamber b4, the length of resonance piece b5 is greater than the radius of spherical inner chamber b 4.
In this embodiment, when vibration is transmitted to the resonator plate 41 from the attachment clamp block 1, the resonator plate 41 efficiently transmits longitudinal vibration to the longitudinal wave resonator 42, the resonance sheet b5 arranged in the longitudinal wave resonator 42 converts the vibration, so that sound can be generated in the longitudinal wave resonator 42, the sound wave is repeatedly refracted through the spherical inner cavity b4, the storage of the sound wave is increased, the loudness and frequency of the sound wave are enlarged, and the sound wave can be captured by human ears, meanwhile, the hollow sphere b1 can longitudinally reciprocate under the influence of the vibration in the process, a user can directly observe the vibration condition of the hollow sphere b1 and the loudness and frequency of the sound, so that the visual observation of the longitudinal wave is completed, the two sets of resonance sheets b5 are designed to be arranged in central symmetry with respect to the center of the spherical inner cavity b4 and can affect the resonance sheets b5 through bidirectional movement when the hollow sphere b1 reciprocates, the design that the length of the resonance sheet b5 is longer than the radius of the spherical inner cavity b4 increases the efficiency of the resonance sheet b5 in blocking the air in the spherical inner cavity b4, and reduces the waste of aerodynamic force.
Example 4
As shown in fig. 2-3, on the basis of embodiment 1, the present invention provides a technical solution: the upper end of the alloy cylinder a1 is provided with a guide plate a4, and two side faces of the guide plate a4 are both embedded with guide grooves a 5.
In this embodiment, when the alloy cylinder a1 vibrates, it directly drives the guide plate a4 to move, the air current is guided by the guide plate a4 and the guide grooves a5 on both sides of the guide plate, the orientation of the guide plate a4 is adjusted by the interaction force between the guide plate a4 and the air current, and the alloy cylinder a1 is driven to realize the direction adjustment.
The operation principle of the observation device for detecting a steel structure will be described in detail below.
As shown in fig. 1-6, when in use, one side of the C-shaped channel steel or the L-shaped channel steel is placed between the attaching clamp block 1 and the clamp plate 2, then the position of the clamping plate 2 is adjusted, so that the channel steel can be tightly clamped by the attaching clamping block 1 and the clamping plate 2, the attaching clamping block 1 is completely attached to the surface of the channel steel, then, the position of the balancing weight 32 is adjusted to enable the balancing weight and the integral gravity center of the solid rod 31 to be in a proper position, when a user knocks the steel structure, the vibration can be directly transmitted to a transverse wave observer 3 and a longitudinal wave observer 4 through the attaching clamping block 1, the transverse wave observer 3 has no structure capable of visually displaying the vibration longitudinal wave, the longitudinal wave observer 4 has no structure capable of visually displaying the vibration transverse wave, therefore, the user can observe the vibrating transverse wave by using the transverse wave observer 3 and observe the vibrating longitudinal wave by using the longitudinal wave observer 4;
when the vibration is transmitted to the solid rod 31 through the attaching clamp block 1, the solid rod 31 transmits the vibration to the whistle device 34 through the rotary table 33, the whistle device 34 is positioned at the tail end of the solid rod 31, so the whistle device can reciprocate with the amplitude of the attaching amplitude, the vibration amplitude is visually displayed and is observed by a user, at the moment, the wind flow at two sides of the guide plate a4 in the whistle device 34 is in a disordered state when swinging, the wind flow is guided through the arranged guide groove a5, the part of the guide plate a4 attached to the guide plate can be stably parallel, the force in the wind flow side direction directly acts on the guide plate a4 to efficiently push the guide plate a4, the orientation of the guide plate a4 can be synchronous with the wind flow, the torsion generated by the turning of the guide plate a4 can directly act on the alloy cylinder a1, and then the torsion is transmitted to the rotary table 33 through the alloy cylinder a1, and the automatic turning of the whistle device 34 is realized, the orientation of the Venturi cavity a2 can be always in a straight wind direction;
meanwhile, the venturi inner cavity a2 arranged on the alloy cylinder a1 in the whistle device 34 compresses the air taken in during the movement of the alloy cylinder a1, and then the air is discharged from the other port through the whistle a3, when the whistle a33 in the whistle a3 contacts with the compressed air, the whistle a3 impacts with the air to generate vibration, and simultaneously the whistle a33 receives the vibration influence conducted by the alloy cylinder a1 through the cylinder wall a31, so that the vibration of the whistle a33 and the vibration between the whistle a33 and the air are in resonance, the frequency and the amplitude of the two vibrations are fused with each other to generate a vibration with larger amplitude, and the straight cylinder design of the sound straight cylinder cavity a32 is used for reducing the impact between the cylinder wall a31 and the air, and avoiding the negative influence of more vibrations on the two vibrations;
when vibration is conducted to the resonator plate 41 through the attaching clamp block 1, the resonator plate 41 can conduct longitudinal vibration to the longitudinal wave resonator 42 with high efficiency, when two resonator plates 41 conduct vibration to the longitudinal wave resonator 42 simultaneously, vibration in two directions can be crossed and resonated at the hollow ball b1, so that the hollow ball b1 is driven to stably vibrate, high-frequency vibration can be stabilized by the resonator plate b5 in the hollow ball b1, friction is generated between the resonator plate and air in the spherical inner cavity b4, air is disturbed, resonance is achieved, vibration of the air can be repeatedly reflected in the spherical inner cavity b4, multiple vibration mutually influences and fuses, resonance is achieved, vibration amplitude is increased, sound is generated, and the sound is conducted to the outside through escaping from the air vent b 3.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.
Claims (8)
1. The utility model provides a steel construction detects uses observation device, includes laminating clamp splice (1), its characterized in that: swing joint has splint (2) in the recess of laminating clamp splice (1), be connected with four shear wave observers (3) on laminating clamp splice (1), four be equipped with longitudinal wave observer (4) on one side of laminating clamp splice (1) that corresponds between shear wave observer (3), shear wave observer (3) are including solid pole (31), threaded connection has balancing weight (32) on solid pole (31), the upper end of solid pole (31) is rotated through revolving stage (33) and is connected with whistle ware (34), solid pole (31) vertical fixation is on laminating clamp splice (1).
2. The observation device for steel structure detection according to claim 1, wherein: whistle ware (34) include alloy cylinder (a1), it has two venturi inner chambers (a2, two to run through on alloy cylinder (a1) digging about coplanar parallel arrangement venturi inner chamber (a2), the inside fixed mounting of venturi inner chamber (a2) has emergence whistle (a 3).
3. The observation device for steel structure detection according to claim 2, wherein: the occurrence whistle (a3) comprises a cylindrical wall (a31), the back of the cylindrical wall (a31) is a straight pipe cavity (a32), two groups of whistle sheets (a33) are arranged on the inner wall of the straight pipe cavity (a32), and the whistle sheets (a33) are symmetrically arranged.
4. The observation device for steel structure detection according to claim 1, wherein: longitudinal wave observer (4) include resonance plate (41), resonance plate (41) vertical fixation is on laminating clamp splice (1), the quantity of resonance plate (41) is two, two resonance plate (41) parallel arrangement each other, and two fixedly connected with four longitudinal wave resonators (42) between resonance plate (41).
5. The observation device for steel structure detection according to claim 4, wherein: longitudinal wave resonator (42) are including clean ball (b1), all be fixed with elastic rod (b2) on two relative sides of clean ball (b1), the one end vertical fixation that clean ball (b1) was kept away from in elastic rod (b2) sets up on resonance plate (41), the inside of clean ball (b1) is equipped with spherical inner chamber (b4), the upper and lower both ends department of spherical inner chamber (b4) all communicates there is blow-off vent (b3), blow-off vent (b3) run through the setting in clean ball (b1), be equipped with two sets of resonance piece (b5) on the inner wall of spherical inner chamber (b 4).
6. The observation device for steel structure detection according to claim 2, wherein: the upper end of the alloy cylinder (a1) is provided with a guide plate (a4), and two side faces of the guide plate (a4) are respectively embedded with a diversion trench (a 5).
7. The observation device for steel structure detection according to claim 3, wherein: the cylindrical wall (a31) is fixed on the inner wall of the middle small port of the Venturi inner cavity (a2), and the inner wall of the channel of the Venturi inner cavity (a2) is conical.
8. The observation device for steel structure detection according to claim 5, wherein: the two groups of the resonance sheets (b5) are arranged in a central symmetry mode about the center of the spherical inner cavity (b4), and the length of the resonance sheet (b5) is larger than the radius of the spherical inner cavity (b 4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011542081.XA CN112730615B (en) | 2020-12-24 | 2020-12-24 | Steel construction detects uses observation device |
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|---|---|---|---|
| CN202011542081.XA CN112730615B (en) | 2020-12-24 | 2020-12-24 | Steel construction detects uses observation device |
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| CN112730615A true CN112730615A (en) | 2021-04-30 |
| CN112730615B CN112730615B (en) | 2022-11-25 |
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| CN1888933A (en) * | 2005-06-28 | 2007-01-03 | 中国石油集团东方地球物理勘探有限责任公司 | Transversal wave or conversion transversal wave exploration near-earth surface structure survey method |
| CN203203703U (en) * | 2013-04-15 | 2013-09-18 | 杨宇翔 | Detection apparatus for detecting friction abnormal sound of rotation equipment |
| CN205506758U (en) * | 2016-03-02 | 2016-08-24 | 江苏方建工程质量鉴定检测有限公司 | Detector of structural strengthening layer bond quality |
| CN107478722A (en) * | 2017-05-18 | 2017-12-15 | 中北大学 | A kind of new resonance acoustics the cannot-harm-detection device |
| CN108254440A (en) * | 2018-02-01 | 2018-07-06 | 湖南大学 | It is a kind of to detect robot and the method using detection robot detection concrete filled steel tube pouring quality |
| CN211453477U (en) * | 2019-12-27 | 2020-09-08 | 北京瑞威工程检测有限公司 | Continuous measurement system for detecting suspension of ballastless track supporting layer |
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2020
- 2020-12-24 CN CN202011542081.XA patent/CN112730615B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09145696A (en) * | 1995-11-21 | 1997-06-06 | Toshiba Corp | Method and apparatus for measuring depth of flaw |
| US20020121285A1 (en) * | 2001-03-02 | 2002-09-05 | Paper Quality Management Associates | Method and apparatus for the generation of ultrasonic energy fields within circular structures containing a liquid |
| CN1888933A (en) * | 2005-06-28 | 2007-01-03 | 中国石油集团东方地球物理勘探有限责任公司 | Transversal wave or conversion transversal wave exploration near-earth surface structure survey method |
| CN203203703U (en) * | 2013-04-15 | 2013-09-18 | 杨宇翔 | Detection apparatus for detecting friction abnormal sound of rotation equipment |
| CN205506758U (en) * | 2016-03-02 | 2016-08-24 | 江苏方建工程质量鉴定检测有限公司 | Detector of structural strengthening layer bond quality |
| CN107478722A (en) * | 2017-05-18 | 2017-12-15 | 中北大学 | A kind of new resonance acoustics the cannot-harm-detection device |
| CN108254440A (en) * | 2018-02-01 | 2018-07-06 | 湖南大学 | It is a kind of to detect robot and the method using detection robot detection concrete filled steel tube pouring quality |
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Effective date of registration: 20221026 Address after: No.6 Xingsheng Road, Xicheng Industrial Zone, Renhe Town, Baiyun District, Guangzhou, Guangdong 510000 (Airport Baiyun) Applicant after: GUANGDONG XIONGWEI CONSTRUCTION ENGINEERING TESTING Co.,Ltd. Address before: Room 612, No. 3, Yulan Road, Liwan District, Guangzhou, Guangdong 510,000 Applicant before: Xin Mingbin |
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