CN112729530A

CN112729530A - Arch frame for detecting vibration wave frequency

Info

Publication number: CN112729530A
Application number: CN202011518648.XA
Authority: CN
Inventors: 黄定泽
Original assignee: Individual
Current assignee: Guangdong Zhongpan Engineering Testing Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-04-30
Anticipated expiration: 2040-12-21
Also published as: CN112729530B

Abstract

The invention discloses an arch center for detecting vibration wave frequency, which comprises an arch center shell and is characterized in that: the automatic vibration isolation device is characterized in that a vibration distinguishing mechanism is arranged in the arch frame shell, a switching mechanism is arranged below the arch frame shell, a vibration wave generating mechanism is arranged on one side of the switching mechanism, a shatter filling mechanism is arranged on the other side of the switching mechanism, the vibration distinguishing mechanism comprises a distinguishing shell, a liquid sac membrane is arranged above the distinguishing shell, an L-shaped water inlet pipe is fixed above the inside of the distinguishing shell, a spherical shell is sleeved outside the L-shaped water inlet pipe, fan-shaped water outlets are correspondingly arranged on the left side and the right side of the lower side of the inside of the distinguishing shell, a first blocking ball is arranged above the fan-shaped water outlet on the left side, and the first blocking ball is connected with a second blocking ball through a pipeline.

Description

Arch frame for detecting vibration wave frequency

Technical Field

The invention relates to the technical field of vibration wave detection, in particular to an arch center for detecting vibration wave frequency.

Background

In a strict sense, any object can generate vibration after being excited, but some vibration is very small and can be sensed only through an instrument; some vibration amplitude is large enough to make human body feel obvious, and the vibration is a kind of shaking. The vehicle passes through the bridge, namely, the vehicle is an excitation action on the bridge, and even if no vehicle passes through the bridge, the bridge can vibrate due to tiny excitations such as earth rotation, water flow, geocentric action and the like. But the magnitude of the seismic amplitude of different bridges is different, which is related to the rigidity of the bridge itself. The rigidity of the bridge is related to the span, the structural form, the adopted materials and even the construction quality of the bridge. In general, span is inversely proportional to stiffness, with greater span, less stiffness; the material is in direct proportion to the rigidity, the heavier the material is, the higher the rigidity is, for a large-span bridge, water horses can be stacked when manual maintenance is carried out on the bridge, the structure can destroy the original streamline of the bridge to cause inconsistent air flows flowing through the upper end and the lower end of the bridge, two air flows are mutually interfered and attracted to cause large vibration of the bridge, if a large-scale vehicle with too many weight levels is arranged on the structure, the vibration of a bridge body can be increased in a phase change manner, particularly in spring transportation or holidays, vehicles running on the bridge are continuously increased, when the vehicles run on the bridge and get off the bridge, the vehicles can vibrate the bridge body due to the slope of the bridge body, the bridge body can generate cracks after being subjected to excessive vibration all the year round, in the prior art, a large amount of manpower and material resources are consumed for maintenance and repair of the bridge, and the vibration of the bridge is difficult to be effectively solved, therefore, the design is that the vibration can be automatically counteracted according to the difference of the vibration of the bridge body There is a need for an arch for detecting the frequency of shock waves.

Disclosure of Invention

The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide an arch for detecting the frequency of a shock wave.

In order to solve the technical problems, the invention provides the following technical scheme: an arch center for detecting vibration wave frequency, comprising an arch center shell, characterized in that: the inside of bow member casing is provided with vibrations and distinguishes the mechanism, the below of bow member casing is provided with changeover mechanism, one side of changeover mechanism is provided with the shock wave and takes place the mechanism, changeover mechanism's opposite side is provided with the shatter and fills the mechanism.

According to the technical scheme, the mechanism is distinguished in vibrations is including distinguishing the shell, the top of distinguishing the shell is provided with liquid bag membrane, the inside top of distinguishing the shell is fixed with L type inlet tube, the spherical shell has been cup jointed in the outside of L type inlet tube, the inside below left and right sides correspondence of distinguishing the shell is provided with fan-shaped delivery port, left side the top of fan-shaped delivery port is provided with first jam ball, the inside of first jam ball is provided with first gasbag, spherical shell passes through the tube coupling with first gasbag, and the right side the top of fan-shaped delivery port is provided with the second and blocks up the ball, the inside that the ball was blockked up to the second is provided with the second gasbag, first jam ball blocks up the ball and passes through the tube coupling with the second.

According to the technical scheme, the switching mechanism comprises an upper switching shell, first lifting lugs are correspondingly arranged on two sides of the upper switching shell, a first connecting rod is arranged on each first lifting lug and penetrates through the first lifting lug, an upper roller is arranged inside the switching shell, a first main shaft is arranged inside the upper roller and penetrates through the upper roller and the upper switching shell, the first main shaft is fixed with the upper roller, and the first main shaft is connected with the upper switching shell through a bearing.

According to the technical scheme, the lower connecting shell is arranged below the upper connecting shell, the two sides of the lower connecting shell are correspondingly provided with the second lifting lugs, the second connecting rods are arranged on the second lifting lugs and penetrate through the second lifting lugs, the upper ends of the second connecting rods are provided with the stretching rods, the other ends of the stretching rods are fixed to the lower ends of the first connecting rods, the lower roller is arranged inside the lower connecting shell, the second main shaft is arranged inside the lower roller and penetrates through the lower roller and the lower connecting shell, the second main shaft is located above the axis of the lower roller, and the second main shaft and the lower connecting shell are connected through the bearing.

According to the technical scheme, the first main shaft and the second main shaft are both hollow, the left end of the first main shaft is connected below the fan-shaped water outlet on the right side inside the distinguishing shell through a pipeline, and the left end of the second main shaft is connected below the fan-shaped water outlet on the left side inside the distinguishing shell through a pipeline.

According to the above technical scheme, the seismic wave generating mechanism comprises a pressure part, a flexible membrane is arranged inside the pressure part, a triangular rotating part is arranged inside the flexible membrane, a pressure balance assembly is arranged above the triangular rotating part, hard inflatable air bags are connected between two corners of the triangular rotating part in a sliding mode, and a flexible stretching part is arranged between the hard inflatable air bags.

According to the technical scheme, all begin to have first inlet on the angle of triangle rotating part, be provided with the second inlet on the gasbag is aerifyd to the stereoplasm, the right-hand member of first main shaft passes through the pipe connection and aerifys the second inlet of gasbag on the stereoplasm, the right-hand member of second main shaft passes through the pipe connection and on wherein has a first inlet on the triangle rotating part.

According to the technical scheme, the pressure balance assembly comprises a balance shell, a fault is arranged on the balance shell, inner gear teeth are arranged on the inner wall of the balance shell, a first gear is fixed in the fault of the balance shell, three second gears are evenly arranged on the outer side of the first gear in the fault of the balance shell, the second gears are all bonded on the balance shell through gel, and tension ropes are arranged on the second gears.

According to the technical scheme, the shatter filling mechanism comprises two rotary disks, two evenly be provided with four spliced poles, per two between the rotary disk be fixed with the connecting block between the spliced pole, be fixed with the biasing piece between the connecting block, the biasing piece is the slope form, be provided with the biasing pole on the biasing piece, the biasing pole runs through the biasing piece, the both ends correspondence of biasing pole is provided with the rotator, one side of rotator is provided with the drive shaft, and the other end that is located the left drive shaft of biasing pole passes through the bearing and connects on the bow member casing, is located the drive shaft and the second spindle drive on biasing pole right side and is connected.

According to the technical scheme, the upper end and the lower end of each of the two rotating disks are connected to the arch frame shell through bearings.

Compared with the prior art, the invention has the following beneficial effects: according to the invention, the vibration distinguishing mechanism is arranged, so that when the bridge body is subjected to different vibration forces, the mechanism can generate different corresponding solutions according to different vibration forces to offset vibration and collect the vibration force; through the arrangement of the switching mechanism, the mechanism generates different acting forces to drive the subsequent mechanism according to the magnitude of the vibration force applied to the bridge; through being provided with the shock wave and taking place the mechanism, the shatter fills the mechanism, and the vibrations power size that receives when the bridge is different, can solve big or small vibrations power to the produced destruction of bridge.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the working principle of the vibration differentiating mechanism and the vibration wave generating mechanism of the present invention;

FIG. 2 is a schematic perspective view of the adapter mechanism of the present invention;

FIG. 3 is a schematic perspective view of the pressure equalization assembly of the present invention;

FIG. 4 is a top cross-sectional structural schematic view of the pressure equalization assembly of the present invention;

FIG. 5 is a schematic view of the shatter filling mechanism of the present invention in a three-dimensional configuration;

in the figure: 1. distinguishing the shells; 2. an L-shaped water inlet pipe; 3. a second air bag; 4. an upper transfer shell; 41. a first connecting rod; 42. a first main shaft; 43. an upper roller; 5. downwards transferring a shell; 51. a second connecting rod; 52. a second main shaft; 53. a lower roller; 6. a pressure section; 7. a flexible film; 8. a triangular rotating part; 9. a rigid inflatable bladder; 10. a balance shell; 101. a first gear; 102. a second gear; 11. rotating the disc; 12. connecting blocks; 13. a bias block; 14. a drive shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-5, the present invention provides the following technical solutions: an arch center for detecting vibration wave frequency, comprising an arch center shell, characterized in that: a vibration distinguishing mechanism is arranged in the arch frame shell, a switching mechanism is arranged below the arch frame shell, a vibration wave generating mechanism is arranged on one side of the switching mechanism, and a shatter filling mechanism is arranged on the other side of the switching mechanism; the vibration distinguishing mechanism has the effects that when the bridge body is subjected to different vibration forces, the mechanism can generate different corresponding solutions according to different vibration forces to offset vibration and collect the vibration forces; the switching mechanism is used for generating acting force with different sizes corresponding to the magnitude of the vibration force borne by the bridge to drive the subsequent mechanism; the seismic wave generating mechanism and the seismic crack filling mechanism have the effect that when the magnitude of the seismic force applied to the bridge is different, the damage of the large and small seismic force to the bridge can be solved.

The vibration distinguishing mechanism comprises a distinguishing shell 1, a liquid sac membrane is arranged above the distinguishing shell, an L-shaped water inlet pipe 2 is fixed above the inside of the distinguishing shell 1, a spherical shell is sleeved outside the L-shaped water inlet pipe 2, fan-shaped water outlets are correspondingly arranged on the left side and the right side of the lower part of the inside of the distinguishing shell 1, a first blocking ball is arranged above the left fan-shaped water outlet, a first air bag is arranged inside the first blocking ball, the spherical shell is connected with the first air bag through a pipeline, a second blocking ball is arranged above the right fan-shaped water outlet, a second air bag is arranged inside the second blocking ball, and the first blocking ball is connected with the second blocking ball through a pipeline; referring to fig. 1, when a small amount of vehicles run on the bridge, the acting force of the vehicles on the bridge and the arch in the bridge is small, a small amount of liquid is squeezed in the liquid sac membrane, in the invention, the liquid is preferably high-viscosity liquid and enters the L-shaped water inlet pipe along the pipeline, the impact of the small amount of water on the spherical shell is small, the low-density liquid in the spherical shell is squeezed and enters the first air bag in the first blocking ball through the pipeline, the whole weight of the first blocking ball is large, the second blocking ball floats upwards in the liquid entering the distinguishing shell under the driving of the second air bag in the second blocking ball, the fan-shaped water outlet on the right side in the distinguishing shell is communicated, the liquid flows out, when a large amount of vehicles run on the bridge, the acting force of the vehicles on the bridge and the arch in the bridge is large amount, the large amount of liquid in the liquid sac membrane is squeezed and enters the L-shaped water pipe along the pipeline, the great impact to the spherical shell of water yield is great, low density liquid in the spherical shell is pushed in a large amount and gets into first gasbag, first gasbag lasts the inflation and blocks up the outside that high density liquid between ball and the first gasbag passes through the pipeline extrusion entering second and block up the ball and lie in the second gasbag in with first, the low density liquid in the ball of first jam this moment is many, the high density liquid in the ball is blockked up to the second is many, the ball is blockked up to the second in liquid come-up, make and distinguish left fan-shaped delivery port and switch on in the shell, liquid outflow, this step has been realized, when the shaking force size that the pontic received differs, this mechanism can distinguish the power that different vibrations produced, improve the utilization ratio of mechanism to shaking force.

The switching mechanism comprises an upper switching shell 4, first lifting lugs are correspondingly arranged on two sides of the upper switching shell 4, a first connecting rod 41 is arranged on each first lifting lug, each first connecting rod 41 penetrates through each first lifting lug, an upper roller 43 is arranged inside each switching shell 4, a first main shaft 42 is arranged inside each upper roller 43, each first main shaft 42 penetrates through each upper roller 43 and the upper switching shell 4, each first main shaft 42 is fixed to each upper roller 43, and each first main shaft 42 is connected with the upper switching shell 4 through a bearing;

a lower connecting shell 5 is arranged below the upper connecting shell 4, second lifting lugs are correspondingly arranged on two sides of the lower connecting shell 5, a second connecting rod 51 is arranged on each second lifting lug, the second connecting rod 51 penetrates through each second lifting lug, a stretching rod is arranged at the upper end of each second connecting rod 51, the other end of each stretching rod is fixed to the lower end of the corresponding first connecting rod 41, a lower roller 53 is arranged inside the lower connecting shell 5, a second main shaft 52 is arranged inside the lower roller 53, the second main shaft 52 penetrates through the lower roller 53 and the lower connecting shell 5, the second main shaft 52 is located above the axis of the lower roller 53, and the second main shaft 52 is connected with the lower connecting shell 5 through a bearing;

the first main shaft 42 and the second main shaft 52 are both hollow, the left end of the first main shaft 42 is connected below the fan-shaped water outlet on the right side inside the partition shell 1 through a pipeline, and the left end of the second main shaft 52 is connected below the fan-shaped water outlet on the left side inside the partition shell 1 through a pipeline; as shown in figure 2, when a small amount of vehicles run on the bridge, namely the vibration force generated on the bridge is small at the moment, the fan-shaped water outlet on the right side of the distinguishing shell guides liquid into the first spindle, the first spindle is rotated at the same time, the first spindle drives the upper roller to rotate, the upper roller is attached to the lower roller, the lower roller passively rotates under the friction of the upper roller, the second spindle is positioned above the axis of the lower roller to form an eccentric wheel with the upper roller, so that the lower connecting shell is slowly pushed to stretch the stretching rod in the friction transmission process of the upper roller and the lower roller, the lower connecting shell is far away from the upper connecting shell and then is close to the upper connecting shell to form reciprocating motion, namely when the vehicles generate small vibration force on the bridge, the bridge is sunken at a contact point, and simultaneously the lower connecting shell runs and is close to the upper connecting shell, namely when the upper end surface of the bridge is sunken inwards, the lower end surface of, when the upper end surface of the bridge rises upwards, the lower transfer shell deviates from the upper transfer shell, so that transient negative pressure is generated in the bridge, the ridge of the upper end surface of the bridge is pulled back, when a large number of vehicles run on the bridge, namely, the vibration force generated on the bridge is larger, the fan-shaped water outlet on the left side of the shell is distinguished, liquid is led out and enters the second spindle, the second spindle rotates at the same time, the second spindle drives the lower roller to rotate, the upper roller is attached to the lower roller, the eccentric wheel generated by the second spindle and the lower roller rotates actively to push the lower roller away from the upper roller, the thrust force is larger, namely, when the vehicles generate large-amplitude vibration force on the bridge, the lower transfer shell continuously reciprocates to drive the lower end surface of the bridge to generate larger force, the lower end surface of the bridge protrudes downwards simultaneously when the upper end surface of the bridge rises, so that the streamline shapes of the upper end surface and the lower end surface of the bridge are consistent, the step, meanwhile, the bridge is kept consistent in streamline structure of the bridge body when being vibrated, the original streamline structure of the bridge body is prevented from being damaged by continuous vibration, and the bridge is greatly shaken due to mutual interference of two airflows to cause the danger of fracture caused by the karman vortex street phenomenon.

The shock wave generating mechanism comprises a pressure part 6, a flexible film 7 is arranged inside the pressure part 6, a triangular rotating part 8 is arranged inside the flexible film 7, a pressure balancing component is arranged above the triangular rotating part 8, hard inflatable air bags 9 are connected between two corners of the triangular rotating part 8 in a sliding mode, and a flexible stretching part is arranged between the hard inflatable air bags 9;

first liquid inlets are formed in the corners of the triangular rotating portion 8, a second liquid inlet is formed in the hard inflatable air bag 9, the right end of the first main shaft 41 is connected to the second liquid inlet of the hard inflatable air bag 9 through a pipeline, and the right end of the second main shaft 52 is connected to one of the first liquid inlets in the triangular rotating portion 8 through a pipeline; when a small amount of vehicles run on a bridge and the generated vibration force is small, liquid passes through the first main shaft and enters the hard inflatable air bag through the pipeline, so that the hard inflatable air bag expands and the gravity is increased at the same time, the triangular rotating part is rotated, the inertia of the hard inflatable air bag with the increased gravity is increased and is thrown out of the flexible stretching part between two corners of the triangular rotating part, the thrown distance is increased along with the continuous increase of the gravity of the hard inflatable air bag, the flexible stretching part acts on the hard inflatable air bag under the condition that the hard inflatable air bag is not prevented from being thrown out by the inertia, the hard inflatable air bag is prevented from being thrown out accidentally, the thrown out hard inflatable air bag extends outwards to contact the pressure part, the hard inflatable air bag passes through the pressure part to be contacted with the inside of the bridge, the bridge is vibrated into longitudinal vibration waveforms under the vibration force, if cracks are generated when the upper end surface of the bridge is concave, the cracks are, the process clamps the hard inflatable air bag which extends outwards until the hard inflatable air bag is clamped and broken, liquid in the hard inflatable air bag flows out to enter a crack of a bridge, vibration force applied to the bridge is continuously increased along with the continuous increase of vehicles, the liquid passes through a pipeline through a second main shaft to enter a corner on a triangular rotating part, the liquid in the triangular rotating part is continuously increased, the triangular rotating part is subjected to external expansion under the influence of inertia in the continuous rotating process of the triangular rotating part, a flexible membrane is pressurized, the flexible membranes on the two sides of the hard inflatable air bag are tensioned to force the hard inflatable air bag to move reversely and be clamped by the triangular rotating part again, the triangular rotating part is subjected to external expansion under the influence of inertia until the hard inflatable air bag which is clamped and broken is completely included, the phenomenon that the device is influenced by the leakage of redundant liquid in the hard inflatable air bag which is clamped and broken to operate is avoided, and the step, utilize the power that vibrations produced to make the gap open and shut and press from both sides broken stereoplasm and aerify the gasbag and make its inside viscous liquid flow in the crack fill, simultaneously along with the vibrations power increase, the mechanism is aerifyd the gasbag with cracked stereoplasm again and is carried out the centre gripping, avoids the viscous liquid outflow in the gasbag is aerifyd to cracked stereoplasm.

The pressure balance assembly comprises a balance shell 10, a fault is arranged on the balance shell 10, inner gear teeth are arranged on the inner wall of the balance shell 10, a first gear 101 is fixed in the fault of the balance shell 10, three second gears 102 are uniformly arranged on the outer side of the first gear 101 in the fault of the balance shell 10, the three second gears 102 are all bonded on the balance shell 10 through gel, and tension ropes are arranged on the three second gears 102; when the triangle rotating part is expanded by inertia force, the triangle expansion degree of the triangle rotating part is different due to different liquid amounts entering the triangle of the triangle rotating part, when a certain angle on the triangle rotating part is expanded greatly, the balance shell can be expanded in a larger direction in a deviated way, if the second gear at the upper left is meshed with the inner gear of the balance shell to rotate clockwise, when the angle at the upper left is expanded greatly, the balance shell and the first gear inside the balance shell are deviated towards the upper left and the position of the second gear at the upper left is not changed, when the second gear at the upper left is meshed with the first gear in a contacting way, the second gear at the upper left is driven by the first gear to rotate anticlockwise, the pull-back rope is pulled reversely to pull back the angle with larger expansion degree, the step realizes the purpose of ensuring the consistent expansion degree of the triangle rotating part and ensures that all hard inflatable air bags extending outwards are clamped and wrapped again, the vibration wave generation mechanism is assisted, and the phenomenon that the running is influenced by the outflow of liquid in the hard inflatable air bag is avoided.

The shatter filling mechanism comprises two rotating disks 11, four connecting columns are uniformly arranged between the two rotating disks 11, a connecting block 12 is fixed between every two connecting columns, a bias block 13 is fixed between the connecting blocks 12, the bias block 13 is inclined, a bias rod is arranged on the bias block 13 and penetrates through the bias block, rotating bodies are correspondingly arranged at two ends of the bias rod, a driving shaft 14 is arranged on one side of each rotating body, the other end of the driving shaft positioned on the left side of the bias rod is connected to an arch frame shell through a bearing, the driving shaft positioned on the right side of the bias rod is in transmission connection with a second main shaft 52, and the upper end and the lower end of each rotating disk are connected to the; when a vehicle on the bridge generates larger vibration force on the bridge, the second main shaft is rotated, the second main shaft is in transmission connection with the driving shaft to drive the driving shaft to rotate, the driving shaft drives the rotating body fixed with the driving shaft to rotate, the offset block is obliquely fixed between the connecting blocks, when the offset rod moves under the driving of the rotating body, the offset block drives the connecting blocks on two sides to move up and down on the connecting columns while performing left-right offset motion, the step is realized to avoid the damage generated by the expansion of cracks of the bridge, the rotating disk drives the bridge which generates longitudinal vibration waves due to the bed-raising vibration force to perform transverse vibration when performing left-right offset under the driving of the offset block, and the mechanism is combined with a vibration generating mechanism, at the moment, the liquid in the cracks is independently accumulated at the position of the cracks and is not completely filled in the cracks, the mechanism enables the bridge to generate transverse vibration, and the cracks in the bridge are opened from one end under the action, the crack is continuously opened and closed along with transverse vibration, liquid accumulated at one position is extruded and filled into the whole crack, and the crack is bonded.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An arch center for detecting vibration wave frequency, comprising an arch center shell, characterized in that: the inside of bow member casing is provided with vibrations and distinguishes the mechanism, the below of bow member casing is provided with changeover mechanism, one side of changeover mechanism is provided with the shock wave and takes place the mechanism, changeover mechanism's opposite side is provided with the shatter and fills the mechanism.

2. An arch for detecting frequencies of shock waves according to claim 1, wherein: the mechanism is distinguished in vibrations is including distinguishing shell (1), the top of distinguishing shell (1) is provided with liquid bag membrane, the inside top of distinguishing shell (1) is fixed with L type inlet tube (2), the spherical shell has been cup jointed in the outside of L type inlet tube (2), the inside below left and right sides correspondence of distinguishing shell (1) is provided with fan-shaped delivery port, left side the top of fan-shaped delivery port is provided with first jam ball, the inside of first jam ball is provided with first gasbag, spherical shell passes through tube coupling, right side with first gasbag the top of fan-shaped delivery port is provided with second jam ball, the inside that the second blockked up the ball is provided with second gasbag (3), first jam ball passes through tube coupling with second jam ball.

3. An arch for detecting frequencies of shock waves according to claim 2, wherein: the transfer mechanism comprises an upper transfer shell (4), first lifting lugs are correspondingly arranged on two sides of the upper transfer shell (4), a first connecting rod (41) is arranged on each first lifting lug, each first connecting rod (41) penetrates through each first lifting lug, an upper roller (43) is arranged inside the upper transfer shell (4), a first main shaft (42) is arranged inside the upper roller (43), each first main shaft (42) penetrates through each upper roller (43) and the upper transfer shell (4), each first main shaft (42) is fixed with each upper roller (43), and each first main shaft (42) and the upper transfer shell (4) are connected through a bearing.

4. An arch for detecting frequencies of shock waves according to claim 3, wherein: the lower part of the upper connecting shell (4) is provided with a lower connecting shell (5), the two sides of the lower connecting shell (5) are correspondingly provided with second lifting lugs, a second connecting rod (51) is arranged on the second lifting lug, the second connecting rod (51) penetrates through the second lifting lug, the upper end of the second connecting rod (51) is provided with a stretching rod, the other end of the stretching rod is fixed with the lower end of the first connecting rod (41), a lower roller (53) is arranged in the lower connecting shell (5), a second main shaft (52) is arranged in the lower roller (53), the second main shaft (52) penetrates through the lower roller (53) and the lower connecting shell (5), the second main shaft (52) is located above the axis of the lower roller (53), and the second main shaft (52) is connected with the lower connecting shell (5) through a bearing.

5. An arch for detecting frequencies of shock waves according to claim 4, wherein: first main shaft (42) and second main shaft (52) are hollow form, the left end of first main shaft (42) passes through the pipe connection and distinguishes fan-shaped delivery port below on the inside right side of shell (1), the left end of second main shaft (52) passes through the pipe connection and distinguishes fan-shaped delivery port below on the inside left side of shell (1).

6. An arch for detecting frequencies of shock waves according to claim 5, wherein: the earthquake wave generation mechanism comprises a pressure part (6), a flexible film (7) is arranged inside the pressure part (6), a triangular rotating part (8) is arranged inside the flexible film (7), a pressure balance assembly is arranged above the triangular rotating part (8), a hard inflatable airbag (9) is connected between two corners of the triangular rotating part (8) in a sliding mode, and a flexible stretching part is arranged between the hard inflatable airbag (9).

7. An arch for detecting frequencies of shock waves according to claim 6, wherein: all begin to have first inlet on the angle of triangle rotating part (8), be provided with the second inlet on gasbag (9) is aerifyd to the stereoplasm, the right-hand member of first main shaft (42) passes through the tube coupling and aerifys on the second inlet of gasbag (9) is aerifyd to the stereoplasm, the right-hand member of second main shaft (52) passes through the tube coupling and on one of them has a first inlet on triangle rotating part (8).

8. An arch for detecting frequencies of shock waves according to claim 7, wherein: the pressure balance assembly comprises a balance shell (10), a fault is arranged on the balance shell (10), inner gear teeth are arranged on the inner wall of the balance shell (10), a first gear (101) is fixed in the fault of the balance shell (10), three second gears (102) are uniformly arranged on the outer side of the first gear (101) in the fault of the balance shell (10) and are bonded on the balance shell (10) through gel, and the second gears (102) are three tensile ropes.

9. An arch for detecting frequencies of shock waves according to claim 8, wherein: the shatter filling mechanism comprises two rotary disks (11), two evenly be provided with four spliced poles, per two between rotary disk (11) be fixed with connecting block (12) between the spliced pole, be fixed with biasing piece (13) between connecting block (12), biasing piece (13) are the slope form, be provided with the biasing pole on biasing piece (13), the biasing pole runs through biasing piece (13), the both ends correspondence of biasing pole is provided with the rotator, one side of rotator is provided with drive shaft (14), and the other end that is located the left drive shaft (14) of biasing pole passes through the bearing and connects on the bow member casing, is located drive shaft (14) on biasing pole right side and is connected with second main shaft (52) transmission.

10. An arch for detecting frequencies of shock waves according to claim 9, wherein: the upper end and the lower end of each of the two rotating disks (11) are connected to the arch frame shell through bearings.