CN205483467U - Piezoelectricity diesis roof beam vehicle vibration detection device based on road surface - Google Patents
Piezoelectricity diesis roof beam vehicle vibration detection device based on road surface Download PDFInfo
- Publication number
- CN205483467U CN205483467U CN201620111374.5U CN201620111374U CN205483467U CN 205483467 U CN205483467 U CN 205483467U CN 201620111374 U CN201620111374 U CN 201620111374U CN 205483467 U CN205483467 U CN 205483467U
- Authority
- CN
- China
- Prior art keywords
- diesis
- rectangle frame
- piezoelectricity
- road surface
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model discloses a piezoelectricity diesis roof beam vehicle vibration detection device based on road surface compares with the vibration detection device of installing on the vehicle, and the device can overcome vehicle itself and vibrate the influence to measuring result, has improved vehicle vibration measuring result's precision. Piezoelectricity diesis roof beam vehicle vibration detection device based on road surface is including end cover (1), fixing bolt (2), go up rectangle frame (3), construction bolt (4), shell (5), quality piece (6), piezoelectric patches (7), spring shim (8), support column (9), cruciform girder (10), base (11), diesis roof beam (12), rectangle frame (13) and fixation nut (14) down, the utility model provides a compact structure, long service lifetime, the accurate vehicle vibration detection device of testing result, it is significant to vehicle vibration detection area.
Description
Technical field
This utility model relates to piezoelectric vibration detection field, and in particular, it relates to a kind of based on road surface
Vehicular vibration detection device.
Background technology
The Vehicular vibration that road surface causes not only affects people's comfort level by bus and has an effect on the use of vehicle all parts
In the life-span, therefore methods of vehicle vibration signal is detected the primary study direction of always Vehicle Engineering, due to
The signal of Vehicular vibration is mainly acceleration signal, therefore commonly used acceleration transducer degree of being accelerated signal
Collection, wherein piezoelectric acceleration sensor is with its high sensitivity, electromagnetism interference, unwise to variations in temperature
The advantages such as sense are widely applied, but the method for existing measurement Vehicular vibration acceleration signal is typically
Piezoelectric acceleration sensor is directly installed on vehicle from, although this measuring method is simple but measure
Result is affected bigger by factors such as vehicle startup machine vibrations, it is impossible to the complete embodiment road impact on Vehicular vibration,
Measurement result is not ideal enough.The utility model proposes the inspection of a kind of piezoelectricity diesis beam Vehicular vibration based on road surface
Survey device, it is to avoid in addition to road other factors impact on Vehicular vibration, and structure of the detecting device be compact,
Service life is long, and testing result is accurate, and the technological progress to Vehicular vibration detection field is significant.
Summary of the invention
Detection device is mainly arranged on vehicle itself for the detection of current Vehicular vibration by this utility model, and this is existing
Shape, devises a kind of Vehicular vibration detection device being arranged on road surface, and this system structure of device is simple, general
Property is good, highly sensitive, length in service life, cost are relatively low, can meet the requirement of Vehicular vibration detection field.
Refering to Fig. 1 to Fig. 7, for solving above-mentioned technical problem, this utility model adopts the following technical scheme that and gives
Realize.Piezoelectricity diesis beam Vehicular vibration based on road surface provided by the utility model detection device includes
End cap, fixing bolt, upper rectangle frame, install bolt, shell, mass, piezoelectric patches, spring shim,
Support column, cruciform girder, pedestal, diesis beam, lower rectangle frame and fixing nut.
Lower rectangle frame is placed on table top, and diesis beam is placed on lower rectangle frame, and upper rectangle frame is placed on double
On rood beam, the upper end of two support columns through upper rectangle frame affixed with end cap, the lower end of two support columns and
Diesis beam is affixed, rectangle frame, spring shim, diesis beam and lower rectangle frame in fixing screw bolt passes
Being connected with fixing nut thread, pedestal is put in rectangle frame, is fixed in the circular trough at diesis beam center,
Being placed with shell on pedestal, the newel of pedestal is placed with cruciform girder, the upper surface of cruciform girder is with outer
The boss bottom face contact at shell center coordinates, and four cantilever upper surface middle part of cruciform girder are pasted with four pressures
Electricity sheet, the end of four cantilevers is connected with mass, install screw bolt passes housing center screwed hole and
The through hole at cruciform girder center is screwed with the tapped blind hole of pedestal and is connected.
End cap described in technical scheme rectangular steel plates makes, and end cap two ends are machined with round boss, boss
Center is machined with circular trough, fixes with support column for end cap.
Upper rectangle frame described in technical scheme is made up of steel, and the left and right sides frame of upper rectangle frame is machined with
Tapped through hole.
The cylindrical component that shell described in technical scheme makes of steel, the bottom center of shell is machined with
Boss, the boss center of shell is threaded through hole.
The cylindrical component that support column described in technical scheme is made by steel, the cross section circular diameter of support column
Identical with the circular trough diameter of end cap.
The crossbeam that cruciform girder described in technical scheme makes by rectangular steel plates, the center processing of cruciform girder
Having manhole, the manhole diameter of cruciform girder is identical with the tapped through hole diameter of shell.
The Ladder-Shaped Parts that pedestal described in technical scheme makes of circular steel plate, the internal diameter of pedestal and shell
Internal diameter identical, the external diameter of pedestal is identical with the circular trough diameter of diesis beam, during the center of pedestal is machined with
Stem, the middle part of newel is threaded blind hole, the tapped blind hole diameter of pedestal and the tapped through hole of shell
Diameter is identical.
Diesis beam described in technical scheme sheet metal makes, and the two ends of diesis beam use cross structure,
The center of two cross structures is respectively machined with manhole, and the boss at diesis beam center is machined with circular trough,
For installing pedestal.
Lower rectangle frame sheet metal described in technical scheme makes, the left and right sides frame processing of lower rectangle frame
There are tapped through hole, the bottom of lower rectangle frame to be machined with groove, are used for placing fixing nut.
The beneficial effects of the utility model are:
(1) Vehicular vibration is detected device and is arranged on vehicle detection vibration signal, this method by traditional method
The impact on Vehicular vibration of other factors beyond the roads such as vehicle motor cannot be got rid of.This utility model will
Piezoelectricity diesis beam Vehicular vibration detection device is arranged on road surface, and the result of measurement preferably reflects road
The impact running vehicle, provides more accurate basis number for highway construction department and Car design department
According to.
(2) major part of the present utility model uses standard steel section and standard steel plate to be processed, first, and mark
Pseudotype steel and standard steel plate yield are big, and machining operation is few, and production cost is relatively low；Secondly, as measurement
The important accessory of instrument, uses standard steel section to have certain intensity, it is possible to indeformable in life-time service,
Ensure the precision measured, the national standard requirement to certainty of measurement can be met.
Accompanying drawing explanation
Fig. 1 is the explosive view of piezoelectricity diesis beam Vehicular vibration based on road surface detection device；
Fig. 2 is the sectional view of piezoelectricity diesis beam Vehicular vibration based on road surface detection device；
Fig. 3 is the axonometric drawing of the end cap 1 of piezoelectricity diesis beam Vehicular vibration based on road surface detection device；
Fig. 4 is the axonometric drawing of the upper rectangle frame 3 of piezoelectricity diesis beam Vehicular vibration based on road surface detection device；
Fig. 5 is the axonometric drawing of the shell 5 of piezoelectricity diesis beam Vehicular vibration based on road surface detection device；
Fig. 6 is that the axle of the diesis beam 12 of piezoelectricity diesis beam Vehicular vibration based on road surface detection device is surveyed
Figure；
Fig. 7 is the axonometric drawing of rectangle frame 13 under piezoelectricity diesis beam Vehicular vibration based on road surface detection device；
In figure: 1. end cap, 2. fix bolt, 3. go up rectangle frame, bolt, 5. shell, 6. quality are 4. installed
Block, 7. piezoelectric patches, 8. spring shim, 9. support column, 10. cruciform girder, 11. pedestals, 12. diesis beams,
13. times rectangle frames, 14. fix nut.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail:
Refering to Fig. 1 to Fig. 7, piezoelectricity diesis beam Vehicular vibration based on road surface detection device include end cap 1,
Fixing bolt 2, upper rectangle frame 3, installation bolt 4, shell 5, mass 6, piezoelectric patches 7, spring shim
8, support column 9, cruciform girder 10, pedestal 11, diesis beam 12, lower rectangle frame 13 and fixing nut 14.
Lower rectangle frame 13 makes of sheet metal and is placed on table top, the left and right sides frame of lower rectangle frame 13
Being threaded through hole, the bottom of lower rectangle frame 13 is machined with groove, is used for placing fixing nut 14, and double ten
Word beam 12 makes of sheet metal and is placed on lower rectangle frame 13, and the two ends of diesis beam 12 use stauros
Structure, the center of two cross structures is respectively machined with manhole, and the boss at diesis beam 12 center is machined with circle
Shape groove, is used for installing pedestal 11, and upper rectangle frame 3 is placed on diesis beam 12, two support columns 9 upper
Holding affixed with end cap 1 through upper rectangle frame 3, the lower end of two support columns 9 is affixed with diesis beam 12, Gu
Determine bolt 2 and sequentially pass through rectangle frame 3, spring shim 8, diesis beam 12 and lower rectangle frame 13 with fixing
Nut 14 is threaded, and pedestal 11 is put in rectangle frame 3, is fixed in the circle at diesis beam 12 center
In groove, pedestal 11 being placed with shell 5, the center of pedestal 11 is machined with newel, and the middle part of newel adds
Work has tapped blind hole, and the newel of pedestal 11 is placed with cruciform girder 10, and the center of cruciform girder 10 adds
Work has manhole, and the upper surface of cruciform girder 10 contacts cooperation with the boss bottom face at shell 5 center, and ten
Four cantilever upper surface middle part of word crossbeam 10 are pasted with four piezoelectric patches 7, and the end of four cantilevers is connected with
Mass 6, installs bolt 4 and sequentially passes through screwed hole and the through hole at cruciform girder 10 center at shell 5 center
It is screwed with the tapped blind hole of pedestal 11 and is connected.
End cap 1 rectangular steel plates makes, and end cap 1 two ends are machined with round boss, and boss center is machined with circle
Shape groove, fixes with support column 9 for end cap 1.
Upper rectangle frame 3 is made up of steel, and the left and right sides frame of upper rectangle frame 3 is threaded through hole.
The cylindrical component that shell 5 makes of steel, the bottom center of shell 5 is machined with boss, in boss
The heart is threaded through hole.
The cylindrical component that support column 9 is made by steel, the cross section circular diameter of support column 9 and the circle of end cap 1
Shape groove diameter is identical.
The crossbeam that cruciform girder 10 makes by rectangular steel plates, the manhole diameter of cruciform girder 10 and shell 5
Tapped through hole diameter identical.
The Ladder-Shaped Parts that pedestal 11 makes of circular steel plate, the internal diameter phase of the internal diameter of pedestal 11 and shell 5
With, the external diameter of pedestal 11 is identical with the circular trough diameter of diesis beam 12, the tapped blind hole diameter of pedestal 11
Identical with the tapped through hole diameter of shell 5.
The using method of piezoelectric type Vehicular vibration based on road surface detection device: detection device is placed on road surface
In the test groove made in advance, when vehicle presses through the end of piezoelectric type Vehicular vibration based on road surface detection device
When covering 1 surface, cruciform girder 10 vibrates, and piezoelectric patches 7 deformation produces electric charge, and charge signal is through signal condition
Pass to host computer analyzing and processing after processing of circuit, complete the detection of the vibration signal of vehicle.
Claims (9)
1. piezoelectricity diesis beam Vehicular vibration based on a road surface detection device, it is characterised in that described base
Piezoelectricity diesis beam Vehicular vibration detection device in road surface includes end cap (1), fixing bolt (2), upper square
Shape frame (3), install bolt (4), shell (5), mass (6), piezoelectric patches (7), spring shim (8),
Dagger (9), cruciform girder (10), pedestal (11), diesis beam (12), lower rectangle frame (13) and fixing nut
(14)；
Lower rectangle frame (13) is placed on table top, and diesis beam (12) is placed on lower rectangle frame (13), upper square
Shape frame (3) is placed on diesis beam (12), and the upper end of two support columns (9) passes upper rectangle frame (3) and end cap
(1) affixed, the lower end of two support columns (9) is affixed with diesis beam (12), and fixing bolt (2) sequentially passes through
Rectangle frame (3), spring shim (8), diesis beam (12) and lower rectangle frame (13) and fixing nut (14) screw thread
Connecting, pedestal (11) is put in rectangle frame (3), is fixed in the circular trough at diesis beam (12) center, base
It is placed with shell (5) on seat (11), the newel of pedestal (11) is placed with cruciform girder (10), cruciform girder
(10) upper surface contacts cooperation with the boss bottom face at shell (5) center, four cantilevers of cruciform girder (10)
Upper surface middle part is pasted with four piezoelectric patches (7), and the end of four cantilevers is connected with mass (6), installs spiral shell
Bolt (4) sequentially passes through the screwed hole at shell (5) center and the through hole at cruciform girder (10) center and pedestal (11)
Tapped blind hole is screwed connection.
2. detect device according to the piezoelectricity diesis beam Vehicular vibration based on road surface described in claim 1, its
End cap (1) rectangular steel plates being characterised by described makes, and end cap (1) two ends are machined with round boss, end cap
(1) boss center is machined with circular trough, fixes with support column (9) for end cap (1).
3. detect device according to the piezoelectricity diesis beam Vehicular vibration based on road surface described in claim 1, its
The upper rectangle frame (3) being characterised by described is made up of steel, and the left and right sides frame of upper rectangle frame (3) is machined with
Tapped through hole.
4. detect device according to the piezoelectricity diesis beam Vehicular vibration based on road surface described in claim 1, its
Being characterised by the cylindrical component that described shell (5) steel make, the bottom center of shell (5) is machined with
Boss, the boss center of shell (5) is threaded through hole.
5. detect device according to the piezoelectricity diesis beam Vehicular vibration based on road surface described in claim 1, its
It is characterised by the cylindrical component that described support column (9) is made, the cross section circular diameter of support column (9) by steel
Identical with the circular trough diameter of end cap (1).
6. detect device according to the piezoelectricity diesis beam Vehicular vibration based on road surface described in claim 1, its
Being characterised by the crossbeam that described cruciform girder (10) rectangular steel plates makes, the center of cruciform girder (10) adds
Work has manhole, and the manhole diameter of cruciform girder (10) is identical with the tapped through hole diameter of shell 5.
7. detect device according to the piezoelectricity diesis beam Vehicular vibration based on road surface described in claim 1, its
Being characterised by the Ladder-Shaped Parts that described pedestal (11) makes of circular steel plate, the internal diameter of pedestal (11) is with outer
The internal diameter of shell (5) is identical, and the external diameter of pedestal (11) is identical with the circular trough diameter of diesis beam (12), pedestal (11)
Center be machined with newel, the middle part of newel is threaded blind hole, and the tapped blind hole of pedestal (11) is straight
Footpath is identical with the tapped through hole diameter of shell (5).
8. detect device according to the piezoelectricity diesis beam Vehicular vibration based on road surface described in claim 1, its
Diesis beam (12) sheet metal being characterised by described makes, and the two ends of diesis beam (12) use stauros
Structure, the center of two cross structures is respectively machined with manhole, and the boss at diesis beam (12) center is machined with
Circular trough, is used for installing pedestal (11).
9. detect device according to the piezoelectricity diesis beam Vehicular vibration based on road surface described in claim 1, its
Lower rectangle frame (13) sheet metal being characterised by described makes, and the left and right sides frame of lower rectangle frame (13) adds
Work has tapped through hole, the bottom of lower rectangle frame (13) to be machined with groove, is used for placing fixing nut (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620111374.5U CN205483467U (en) | 2016-02-03 | 2016-02-03 | Piezoelectricity diesis roof beam vehicle vibration detection device based on road surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620111374.5U CN205483467U (en) | 2016-02-03 | 2016-02-03 | Piezoelectricity diesis roof beam vehicle vibration detection device based on road surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205483467U true CN205483467U (en) | 2016-08-17 |
Family
ID=56673795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620111374.5U Withdrawn - After Issue CN205483467U (en) | 2016-02-03 | 2016-02-03 | Piezoelectricity diesis roof beam vehicle vibration detection device based on road surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205483467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466657A (en) * | 2016-02-03 | 2016-04-06 | 吉林大学 | Piezoelectric double-cross beam vehicle vibration detection device based on ground |
-
2016
- 2016-02-03 CN CN201620111374.5U patent/CN205483467U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466657A (en) * | 2016-02-03 | 2016-04-06 | 吉林大学 | Piezoelectric double-cross beam vehicle vibration detection device based on ground |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105910891A (en) | Testing device for damage concrete stress-strain whole curve caused by environment corrosion | |
| CN109975001B (en) | Modal testing device and method for crankshaft torsional vibration damper | |
| CN103411764B (en) | A kind of inner rotor type gyro motor proving installation | |
| JP2007057439A (en) | Probe device and adjustment method for contact pressure between object to be inspected and probe | |
| CN103868667A (en) | Automobile plate constraint mode test fixture and method | |
| CN105865696A (en) | Inhaul cable force change testing device | |
| CN205483467U (en) | Piezoelectricity diesis roof beam vehicle vibration detection device based on road surface | |
| CN108169018A (en) | A kind of new concrete test block elastic modulus tester | |
| CN203337352U (en) | Eddy current sensor multi-channel dynamic calibration device | |
| CN105973455A (en) | Combined piezoelectric strain vibration measurement device | |
| CN109386298B (en) | Prefabricated tunnel steel arch with monitoring facilities | |
| CN103528494A (en) | Device for measuring creep deformation of eddy current | |
| CN117092503A (en) | Method for testing motor vibration | |
| CN105466657B (en) | Piezoelectricity diesis beam Vehicular vibration detection means based on road surface | |
| CN1266448C (en) | Plane strain measurement sensor | |
| CN201421329Y (en) | Displacement transducer calibration device | |
| CN106677812A (en) | Fiber grating force measurement anchor rod | |
| CN107131985B (en) | Spoke type grading pressure detection device | |
| CN112525727B (en) | Testing device for shear deformation of concrete member core area and mounting and testing method | |
| CN113251988B (en) | Power monitoring method and system for bridge support damage | |
| CN107884292B (en) | Complementary energy and remaining life prediction method and device for buckling-restrained brace component | |
| CN211121853U (en) | A compact structure that is used for quiet rigidity test press of elastic cushion | |
| CN103234415A (en) | Checking tool for measuring size and roundness of excircle of part | |
| RU2135976C1 (en) | Device for measuring constituents of traction force of jet engine | |
| JP3766602B2 (en) | Fatigue diagnostic method and diagnostic system for cantilever or portal structure and amplitude measuring instrument used for the diagnosis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160817 Effective date of abandoning: 20170929 |
|
| AV01 | Patent right actively abandoned |