CN208043744U - A kind of adaptive columnar deposit sample acoustic characteristic measuring device - Google Patents
A kind of adaptive columnar deposit sample acoustic characteristic measuring device Download PDFInfo
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- CN208043744U CN208043744U CN201820263641.XU CN201820263641U CN208043744U CN 208043744 U CN208043744 U CN 208043744U CN 201820263641 U CN201820263641 U CN 201820263641U CN 208043744 U CN208043744 U CN 208043744U
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Abstract
The utility model proposes a kind of adaptive columnar deposit sample acoustic characteristic measuring devices, it including pedestal, cross slide way, horizontal leading screw, fixing bracket and mobile holder, receives energy converter, transmitting transducer, lateral handwheel and longitudinal handwheel etc., a level meter is additionally provided between fixing bracket and mobile holder；Mobile backing positions are adjusted by lateral handwheel, the distance between and then change two energy converters, it is suitable for the measurement of the columnar deposit sample of different length, and the position of transmitting transducer and reception energy converter can do under the action of longitudinal handwheel and vertically continuously adjust, and adapt to the measurement of the columnar deposit sample of different-diameter.The measuring device can meet the measurement of different length, different-diameter columnar deposit sample and different sizes, different frequency energy converter simultaneously, and it further instructs to operate by distance measuring sensor and level meter, high certainty of measurement, it is easy for operation, it is a quantum jump for lab deposition object measures and its studies, there is higher practical value.
Description
Technical field
The utility model is related to medium acoustic characteristic fields of measurement, and in particular to one kind being suitable for different sample sizes, no
With the bottom sediment cylindrical sample acoustic characteristic measuring device of transducer dimensions.
Background technology
The acoustic characteristic measurement of bottom sediment is to recognize the important means of bottom sediment, can be ground acoustic model, sea
Foreign environmental sound field research, Deep Sea Minerals investigation etc. provide technical support.
Currently, the telemetering of seabed sediment acoustics characteristic is by the prior art because limited, the data and reality of gained
Often there is prodigious deviation in characteristic；Measuring instrument need to directly be placed seabed, instrument by bottom sediment acoustic property in-site measurement
Device is heavier, complicated for operation, to using the more demanding of ship；And acoustic characteristic is carried out to sediment sample in the lab
Measurement is most convenient, most effective means of testing, but most of the measuring device of use for laboratory is using mobile manually at present
The mode of energy converter measures, and is difficult to control to the positional precision of energy converter, and then influence the accuracy of measurement data；It is tied
Structure design is simple, and applicable sample specification is also relatively simple, and measure has inconvenience more.
When to Seafloor sediment sampling, according to sampling mode and the difference of geology, the diameter of sediment sample pipe and
The length for obtaining sediment sample has larger difference；Moreover, when specifically measuring in the lab, need using different frequency
Energy converter carries out sediment sample the measurement of acoustic characteristic, to study the relationship of seabed sediment acoustics characteristic and frequency, and
The size of different frequency energy converter also has difference.Obviously, measuring device used by current laboratory is difficult to meet above-mentioned survey
The requirement of examination feature, so, it would be highly desirable to propose that a kind of diversity to sediment sample and energy converter has the sea of higher adaptability
Bottom sediment acoustic characteristic measuring device.
Utility model content
In view of the foregoing defects the prior art has, the utility model provides a kind of adaptive columnar deposit sample acoustics
Characteristic measuring device is suitable for various sizes of sediment sample, and can meet higher measurement accuracy requirement.
The utility model is realized using technical solution below：A kind of adaptive columnar deposit sample acoustic characteristic
Measuring device, including pedestal and the columnar deposit sample that is set on the base are provided with perpendicular fixation on pedestal
Holder and mobile holder are provided with transmitting transducer on fixing bracket, reception energy converter are provided on mobile holder；It is long along pedestal
Degree direction is provided with cross slide way and horizontal leading screw, and one end of pedestal is provided with the lateral handwheel being connected with horizontal leading screw, laterally
It is additionally provided with to measure transmitting transducer before handwheel and horizontal leading screw and receives the lateral distance measuring sensor of energy converter spacing,
Lateral distance measuring sensor is connected with horizontal leading screw；Fixing bracket is fixed at one end of cross slide way, the bottom end of mobile holder
It is connected with horizontal leading screw, under the action of lateral handwheel, mobile holder can transversely guide rail move left and right, by transmitting transducer position
Fixation is set, is moved by lateral handwheel and receives energy converter to change the distance between two energy converters, to adapt to the heavy of different length
The measurement work of product object cylindrical sample；It is additionally provided with to support the support V framves of columnar deposit sample on cross slide way, support
V framves can be placed as required on different location on cross slide way, and can transversely guide rail move left and right, and can also be easily
Slave guide rail on remove, to support the columnar deposit sample of different length, and equally using cross slide way as being oriented to, Neng Goubao
Demonstrate,prove the concentricity and repetitive positioning accuracy between columnar deposit sample and energy converter；
It is both provided with longitudinal handwheel, longitudinal leadscrew, longitudinal rail, lifting slider and transducing on fixing bracket and mobile holder
Device fixing sleeve, transmitting transducer and reception energy converter are connected by energy converter fixing sleeve with respective lifting slider, longitudinal handwheel
It is connected with longitudinal leadscrew, be additionally provided with to measure transmitting transducer on longitudinal leadscrew and receives the longitudinal direction of energy converter vertical height
Distance measuring sensor, lifting slider are connected with longitudinal leadscrew and longitudinal rail, and under the effect of longitudinal handwheel, lifting slider can be along longitudinal direction
Guide rail moves up and down, then the position of transmitting transducer and reception energy converter can be under the action of longitudinal handwheel in the vertical direction
It continuously adjusts, to adapt to the measurement work of the columnar deposit sample of different-diameter.
Further, the energy converter fixing sleeve uses Seriation Design, including plurality of specifications size, to adapt to different frequencies
Rate, various sizes of energy converter form broad spectrum activity and measure.
Further, it is additionally provided with unidirectional positioning step on the energy converter fixing sleeve, the transverse direction to ensure energy converter is fixed
Position precision and lateral repetitive positioning accuracy, and transmitting transducer and reception energy converter is made to have unidirectional positioning special in lifting slider
Point.
Further, the quantity of the support V framves is at least one, and support V framves are equipped with V-arrangement dimple, with deposit
The outer wall of cylindrical sample fits, and improves and measures stability.
Further, between the transmitting transducer and energy converter fixing sleeve, receive energy converter and energy converter fixing sleeve it
Between and energy converter fixing sleeve and lifting slider between be all made of transition cooperation, both may be implemented transmitting transducer, receive transducing
The Fast Installation of device and energy converter fixing sleeve, the position excursion of transmitting transducer, reception energy converter when can also eliminate measurement.
Further, it is additionally provided with a horizontal extension bar between fixing bracket and two lifting sliders of mobile holder,
It is provided with level meter on the horizontal extension bar, adjust transmitting transducer in vertical direction and receives the height of energy converter
When, it is further ensured that the concentricity of two energy converters by level meter, and when transverse shifting, is risen by the design of horizontal extension bar
To better adaptability, to further increase measurement accuracy.
Compared with prior art, it is with good effect the advantages of the utility model：
The utility model proposes a kind of sediment cores that are novel, meeting laboratory measurement requirement and required precision
Product acoustic characteristic measuring device；Transmitting transducer position is fixed, reception energy converter is moved by lateral handwheel and is changed to change two
The distance between energy device, to adapt to the measurement work of the columnar deposit sample of different length, and the branch being arranged on cross slide way
V framves are supportted equally using cross slide way as guiding, can ensure concentricity between columnar deposit sample and energy converter and again
Multiple positioning accuracy；
And the position of transmitting transducer and reception energy converter can in the vertical direction be done under the action of longitudinal handwheel
It continuously adjusts, is suitable for the measurement work of the columnar deposit sample of different-diameter, and the energy converter for designing different size is fixed
Set forms broad spectrum activity and measures to adapt to different frequency, various sizes of energy converter；
The measuring device can meet different length, different-diameter columnar deposit sample and different size, no simultaneously
The measurement of same frequency energy converter, and further instruct to operate by distance measuring sensor and level meter, high certainty of measurement, operation makes
With conveniently, it is a quantum jump for the measurement of lab deposition object, there is higher practical value.
Description of the drawings
Fig. 1 is measuring device main structure diagram described in the utility model embodiment；
Fig. 2 is measuring device left view schematic cross-sectional view described in the utility model embodiment；
Fig. 3 is the utility model embodiment energy converter, energy converter fixing sleeve and lifting slider assembling schematic diagram.
Specific implementation mode
In order to which the above objects, features, and advantages of the utility model are more clearly understood, below in conjunction with the accompanying drawings and
Embodiment is described further the utility model.It should be noted that in the absence of conflict, embodiments herein and
Feature in embodiment can be combined with each other.
Embodiment 1, a kind of adaptive columnar deposit sample acoustic characteristic measuring device, as shown in Figure 1, including pedestal 1
And the columnar deposit sample 5 being arranged on pedestal 1, perpendicular fixing bracket 9 and mobile holder are provided on pedestal 1
3, it is provided with transmitting transducer 11 on fixing bracket 9, is provided on mobile holder 3 and receives energy converter 14；Along 1 length direction of pedestal
It is provided with cross slide way 6 and horizontal leading screw 2, one end of pedestal 1 is provided with the lateral handwheel 7 being connected with horizontal leading screw 2, lateral hand
It is provided with to measure transmitting transducer 11 between wheel 7 and horizontal leading screw 2 and receives the lateral ranging sensing of 14 spacing of energy converter
Device 8, lateral distance measuring sensor 8 are connected with horizontal leading screw 2；Fixing bracket 9 is fixed at one end of cross slide way 6, mobile branch
The bottom end of frame 3 is connected with horizontal leading screw 2, and under the action of lateral handwheel 7, mobile holder 3 can transversely guide rail 6 move left and right,
11 position of transmitting transducer is fixed, by lateral handwheel 7 move receive energy converter 14 come change between two energy converters away from
From being suitable for the measurement work of the columnar deposit sample 5 of different length, positional precision is higher than 0.02mm, meets acoustic characteristic
To the requirement of sample length measurement accuracy when measurement；It is additionally provided with to support the branch of columnar deposit sample 5 on cross slide way 6
Support V framves 4, support V framves 4 can transversely guide rail 6 move left and right, to support the columnar deposit sample 5 of different length, and equally with
Cross slide way 6 can ensure the concentricity between columnar deposit sample and energy converter and repetitive positioning accuracy as being oriented to.
In conjunction with shown in Fig. 1 and Fig. 2, be both provided on fixing bracket 9 and mobile holder 3 longitudinal handwheel 19, longitudinal leadscrew 17,
Longitudinal rail 18, lifting slider 15 and energy converter fixing sleeve 10, transmitting transducer 11 and reception energy converter 14 are solid by energy converter
Surely set 10 is connected with respective lifting slider 15, and matching relationship is unidirectionally determined as shown in figure 3, being additionally provided on energy converter fixing sleeve
Position step 21 with the located lateral precision for ensureing energy converter and lateral repetitive positioning accuracy, and makes transmitting transducer 11 and connects
Receive energy converter 14 has unidirectional localization characteristics on lifting slider 15；With continued reference to Fig. 2, longitudinal handwheel 19 and 17 phase of longitudinal leadscrew
Even, it is additionally provided with to measure transmitting transducer 11 on longitudinal leadscrew 17 and receives longitudinal ranging biography of 14 vertical height of energy converter
Sensor 16, lifting slider 15 are connected with longitudinal leadscrew 17 and longitudinal rail 18, and under the effect of longitudinal handwheel 19, lifting slider 15 can
Guide rail 18 moves up and down along longitudinal direction, then the position of transmitting transducer 11 and reception energy converter 14 can be in the effect of longitudinal handwheel 19
Under continuously adjust in the vertical direction, the measurement work of the columnar deposit sample 5 of different-diameter is suitable for, in addition, above-mentioned
Mechanical counter can be used in the lateral distance measuring sensor and longitudinal distance measuring sensor, and meter is passed to by the rotation of leading screw
Gear drive in number devices, and display number is driven to roll, intuitive display, precision is higher.
In the present embodiment, in order to meet different measurement requests, the energy converter fixing sleeve 10 uses Seriation Design, packet
Plurality of specifications size is included, to adapt to different frequency, various sizes of energy converter, broad spectrum activity is formed and measures；And transmitting transducer 11
Between energy converter fixing sleeve 10, receive between energy converter 14 and energy converter fixing sleeve 10 and energy converter fixing sleeve 10 and lifting
It is all made of transition cooperation between sliding block 15, transmitting transducer 11 both may be implemented, received energy converter 14 and energy converter fixing sleeve
10 Fast Installation, the position excursion of transmitting transducer 11, reception energy converter 14 when can also eliminate measurement.
Further, the quantity of the support V framves 4 is at least one, and the present embodiment includes 2, can from Fig. 2
Go out, support V framves 4 are equipped with V-arrangement dimple 20, are fitted with the outer wall with columnar deposit sample 5, improve and measure stability.
In addition, in order to further increase measurement accuracy, as shown in Figure 1,3 also being set between fixing bracket 9 and mobile holder
It is equipped with a horizontal extension bar 12, level meter 13 is provided on the horizontal extension bar, adjusts transmitting transducer in vertical direction
11 and when receiving the height of energy converter 14, it is further ensured that the concentricity of two energy converters by level meter 13, and laterally move
When dynamic, better adaptability is played by the design of horizontal extension bar 12.
For the measuring principle of the clearer above-mentioned measuring device of explanation, specific introduction is done with reference to its operating process：
(1) according to transducer dimensions, select suitable energy converter fixing sleeve, by transmitting transducer, receive energy converter and
Energy converter fixing sleeve is separately mounted on fixing bracket and mobile holder；
(2) in the uniform daubing coupling agent in end face of transmitting transducer and reception energy converter, lateral handwheel and longitudinal hand are operated
Wheel makes transmitting transducer and receives energy converter good coupling, and records the numerical value L of lateral distance measuring sensor0；
(3) signal generator and collector are connect with transmitting transducer, reception energy converter respectively, enabling signal generator
And collector, by transmitting transducer and receive energy converter transmitting and receive acoustic signals, record transmitting transducer radiating surface and
T when receiving sound when energy converter receiving plane is close to0；
(4) lateral handwheel is operated, mobile holder is moved away from into fixing bracket position, deposit column is placed to facilitate
Sample；
(5) according to columnar deposit sample length, the position of adjustment support V framves, so that columnar deposit sample obtains
Even support force；
(6) columnar deposit sample is placed on support V framves, operates longitudinal handwheel on fixing bracket and mobile holder
On longitudinal handwheel, adjust the upright position of two energy converters, keep it coaxial with columnar deposit sample, operating lateral handwheel makes
Columnar deposit sample both ends of the surface and transmitting transducer and reception transducer end face paste are tight, record the numerical value of lateral distance measuring sensor
L；
(7) it is again started up signal generator and collector, by transmitting transducer and receives energy converter transmitting and reception sound
Wave signal t and preserves data when record sound；
(8) sample is truncated, step (6) and (7) is repeated with identical transmitting and reception parameter, record lateral ranging
The numerical value S of sensor；
(9) analysis calculates the velocity of sound V of depositpHarmony attenuation alphap：
Wherein, AL、ASRespectively sample truncates the front and back acoustic signals amplitude for receiving energy converter and receiving.
If the energy converter for replacing different frequency measures same columnar deposit sample, it is only necessary to the lateral handwheel of operation
Carry out the replacement of energy converter；If different sediment samples measures to diameter and length, need to operate longitudinal handwheel
Diameter to adapt to sample ensures that transmitting transducer, to receive energy converter, columnar deposit sample coaxial, and operate lateral handwheel with
It adapts to the length of sample and carries out the replacement of energy converter.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation is applied to other fields, but every without departing from the content of the technical scheme of the utility model, according to this reality
With novel technical spirit to any simple modification, equivalent variations and remodeling made by above example, it is new to still fall within this practicality
The protection domain of type technical solution.
Claims (6)
1. a kind of adaptive columnar deposit sample acoustic characteristic measuring device, including pedestal and the deposition that is set on the base
Object cylindrical sample, which is characterized in that be provided with perpendicular fixing bracket and mobile holder on pedestal, be arranged on fixing bracket
There is transmitting transducer, reception energy converter is provided on mobile holder；Base length direction is provided with cross slide way and transverse wire
Thick stick, one end of pedestal are provided with the lateral handwheel being connected with horizontal leading screw, be provided between lateral handwheel and horizontal leading screw to
It measures transmitting transducer and receives the lateral distance measuring sensor of energy converter spacing；Fixing bracket is fixed at the one of cross slide way
The bottom end at end, mobile holder is connected with horizontal leading screw, and under the action of lateral handwheel, mobile holder can be moved transversely guide rail or so
It is dynamic；It is additionally provided with to support the support V framves of columnar deposit sample on cross slide way, support V framves can transversely guide rail or so
It is mobile；
It is solid it to be both provided with longitudinal handwheel, longitudinal leadscrew, longitudinal rail, lifting slider and energy converter on fixing bracket and mobile holder
Fixed set, transmitting transducer and receives energy converter and is connected with respective lifting slider by energy converter fixing sleeve, longitudinal handwheel and indulges
It is connected to leading screw, be additionally provided with to measure transmitting transducer on longitudinal leadscrew and receives longitudinal ranging of energy converter vertical height
Sensor, lifting slider are connected with longitudinal leadscrew and longitudinal rail, and under the effect of longitudinal handwheel, lifting slider can guide rail along longitudinal direction
It moves up and down.
2. adaptive columnar deposit sample acoustic characteristic measuring device according to claim 1, which is characterized in that described
Energy converter fixing sleeve uses Seriation Design, including plurality of specifications size.
3. adaptive columnar deposit sample acoustic characteristic measuring device according to claim 2, which is characterized in that described
Unidirectional positioning step is additionally provided on energy converter fixing sleeve.
4. adaptive columnar deposit sample acoustic characteristic measuring device according to claim 1 or 3, it is characterised in that：
The quantity of the support V framves is at least one, and support V framves are equipped with V-arrangement dimple, are affixed with the outer wall with columnar deposit sample
It closes.
5. adaptive columnar deposit sample acoustic characteristic measuring device according to claim 4, which is characterized in that described
Between transmitting transducer and energy converter fixing sleeve, receive between energy converter and energy converter fixing sleeve and energy converter fixing sleeve with rise
Transition cooperation is all made of between drop sliding block.
6. adaptive columnar deposit sample acoustic characteristic measuring device according to claim 5, it is characterised in that：Solid
It is additionally provided with a horizontal extension bar between fixed rack and two lifting sliders of mobile holder, is provided on the horizontal extension bar
Level meter.
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| CN201820263641.XU CN208043744U (en) | 2018-02-23 | 2018-02-23 | A kind of adaptive columnar deposit sample acoustic characteristic measuring device |
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| CN201820263641.XU CN208043744U (en) | 2018-02-23 | 2018-02-23 | A kind of adaptive columnar deposit sample acoustic characteristic measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110187010A (en) * | 2019-06-19 | 2019-08-30 | 中国矿业大学(北京) | A kind of use for laboratory ultrasonic probe support and its application method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110187010A (en) * | 2019-06-19 | 2019-08-30 | 中国矿业大学(北京) | A kind of use for laboratory ultrasonic probe support and its application method |
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