CN106018564B - A kind of test frame structure - Google Patents
A kind of test frame structure Download PDFInfo
- Publication number
- CN106018564B CN106018564B CN201610586331.7A CN201610586331A CN106018564B CN 106018564 B CN106018564 B CN 106018564B CN 201610586331 A CN201610586331 A CN 201610586331A CN 106018564 B CN106018564 B CN 106018564B
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- frame
- test
- fixed
- test frame
- fixed frame
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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
- G01N29/223—Supports, positioning or alignment in fixed situation
-
- 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
-
- 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
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- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a kind of test frame structures, including:Test frame, for test specimen to be measured to be fixedly mounted in the test frame;Fixed frame, the fixed frame are embedded in test hole;The fixed frame is set in the outside of the test frame, and is detachably connected between the fixed frame and the test frame;Adjustment frame, for adjusting the mounting distance between the test frame and the fixed frame;The adjustment frame is arranged between the test frame and the fixed frame, and the adjustment frame is removably connected to the fixed frame.Fixed frame in the present invention facilitates installation and adjustment frame, test frame;Different height, test specimen to be measured of different shapes are fixedly mounted in test frame by the test fittings that can arrange in pairs or groups;Adjustment frame not only can also facilitate test frame to carry out fine adjustments, to realize fitting completely with the gap between sealing test frame and fixed frame when installing test frame.
Description
Technical field
The present invention relates to sound insulation measurement technical field, more particularly to a kind of test frame structure.
Background technology
When carrying out acoustical behavior test to product, portioned product generally requires that reverberation chamber and anechoic room is used to carry out simultaneously
It measures (SAE J1400).In order to realize above-mentioned measurement, test hole is usually provided on the adjacent wall of reverberation chamber and anechoic room
Mouthful, by product to be measured be placed in test hole centre position, then to test hole block after, carry out sound insulation measurement.
Shape, the size at test hole are usually fixed constant, but the shape of test specimen to be measured, cause not of uniform size, past
Toward be difficult to by the test specimen to be measured of shape, cause not of uniform size be mounted on the same test hole in.In addition, being built to certain large sizes are non-
Build component (such as:Car body certain a part) carry out oise insulation factor test when, since test specimen to be measured is in irregular shape, it is difficult to
Routine, which the methods of is built a wall, carries out closure fixation.
Therefore, this field there is an urgent need for realize it is a kind of convenient for by the test specimen to be measured of shape, cause not of uniform size be fixed on test hole
Interior structure.
Invention content
The purpose of the present invention is to provide a kind of test frame structures, can efficiently solve and be difficult to shape, size not
Consistent test specimen to be measured is fixed on the problem in test hole.
Technical solution provided by the invention is as follows:
The present invention provides a kind of test frame structure, including:Test frame, it is described for test specimen to be measured to be fixedly mounted on
In test frame;Fixed frame, the fixed frame are embedded in test hole;The fixed frame is set in the test block
The outside of frame, and be detachably connected between the fixed frame and the test frame;Adjustment frame, for adjusting the test
Mounting distance between frame and the fixed frame;The adjustment frame is arranged in the test frame and the fixed frame
Between, and the adjustment frame is removably connected to the fixed frame.
Further, the lateral wall side of the fixed frame is evenly arranged with several embedded ribs, and the embedded ribs are used for
It is fixed on the inner wall of the test hole.
Further, multiple grouting mouths are offered on the side wall of the fixed frame, are also opened on the side wall of the fixed frame
Equipped with fixed mounting hole.
Further, the connection auxiliary section protruded outward, the connection are provided at the open edge of the fixed frame
Auxiliary section is removably connected to the test frame.
Further, several ball grooves are provided on the madial wall of the adjustment frame, be equipped in the ball grooves with
Adaptation ball.
Further, it is provided with seal felt on the side wall of the adjustment frame, for sealing the test frame side wall and institute
The gap between adjustment frame side wall is stated, and/or for sealing between the fixed frame side wall and the adjustment frame side wall
Gap.
Further, the interconnecting piece protruded outward is provided at the open edge of the test frame, the interconnecting piece can
Dismantling connection is in the fixed frame.
Further, this test frame structure further includes:Sealing strip is sealingly disposed in the test frame and the fixation
Junction between frame.
Further, at least provided with two preformed holes, the center line of the preformed hole on the side wall of the test frame
It is parallel to the center line of the test frame.
Further, the reinforcing rib of several outwardly convexs, the reinforcing rib are provided on the madial wall of the test frame
Length direction perpendicular to the test frame center line.
Compared with prior art, the present invention has the following advantages:
1, the present invention provides a kind of test frame structure, and fixed frame is embedded in test hole, facilitates installation and adjustment frame
Frame, test frame;Different height, test specimen to be measured of different shapes are fixedly mounted on test frame by the test fittings that can arrange in pairs or groups
It is interior, it can efficiently solve since test specimen to be measured is in irregular shape, it is difficult to carry out blocking fixed problem with conventional the methods of build a wall.
Furthermore it is also possible to according to the size of test specimen to be measured, the test frame of different size size is selected;Test frame is pacified
In adjustment frame, adjustment frame is arranged in fixed frame;Using adjustment frame adjust test frame and fixed frame it
Between mounting distance can efficiently solve and be difficult to shape in order to which the smaller test frame of size to be fixed on fixed frame
Shape, cause not of uniform size test specimen to be measured be mounted on it is same test hole in problem.
In addition, adjustment frame is arranged in fixed frame, it can be convenient that test frame is carried out when installing test frame
Fine adjustments, to realize fitting completely;Consequently facilitating preferably test specimen to be measured is fixed in test hole.
2, the present invention in fixed frame all side walls on be provided with embedded ribs, to fixed frame can play sizing, reinforcing,
Primary Location acts on;So that fixed frame is securely embedded in test hole.
3, multiple grouting mouths are offered on the side wall of fixed frame in the present invention, is inserted in test hole in fixed frame
Afterwards, occur gap in order to prevent, influence the result of sound insulation measurement;Its casting cement can be sealed;Watering pours water from top to bottom
When mud, the cement of fixed frame bottom, which can exist, pours non-uniform defect;It, can be by cement from grouting in order to overcome this defect
Mouth pours into, to make cement infiltration uniform.
4, ball is provided in adjustment frame in the present invention, due to being equipped with the test frame of big test block than heavier, no
Facilitate adjustment;After using ball, adjustment test frame is conveniently moved so that realized between test frame and adjustment frame good
Fitting.
5, it is additionally provided with seal felt on the side wall of adjustment frame in the present invention, is used for sealing test frame side wall and conditioning box
Gap between frame side wall, and for sealing the gap between fixed frame side wall and adjustment frame side wall, strengthen sealing effect
Fruit, to ensure the accuracy of sound insulation measurement result.
6, junction between test frame and fixed frame is provided with sealing strip in the present invention, reinforce sealing effect,
Entirety is improved, is further ensured that the accuracy of sound insulation measurement result.
Description of the drawings
Below by a manner of clearly understandable, preferred embodiment is described with reference to the drawings, to a kind of test frame structure
Above-mentioned characteristic, technical characteristic, advantage and its realization method are further described.
Fig. 1 is a kind of structural schematic diagram of test frame structure of the present invention;
Fig. 2 is a kind of structural schematic diagram of test frame of the present invention;
Fig. 3 is the front view of Fig. 2;
Fig. 4 is the A-A sectional views of Fig. 3;
Fig. 5 is the B-B sectional views of Fig. 3;
Fig. 6 is a kind of structural schematic diagram of fixed frame of the present invention;
Fig. 7 is a kind of structural schematic diagram of adjustment frame of the present invention;
Fig. 8 is the effect diagram that this test frame structure is mounted in test hole, does not block;
Fig. 9 is a kind of effect diagram of this test frame structure in test hole, after blocking.
Drawing reference numeral explanation:
10-the 12-the first screw holes of 11-interconnecting piece of test frame
13-preformed hole 14-reinforcing rib, 20-fixed frames
21-embedded ribs 22-grouting mouths 23-connect auxiliary section
24-the second screw hole 25-fixed mounting hole, 30-adjustment frame
31-ball 32-seal felt, 33-mounting holes
Specific implementation mode
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, control is illustrated below
The specific implementation mode of the present invention.It should be evident that drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing, and obtain other embodiments.
To make simplified form, part related to the present invention is only schematically shown in each figure, they are not represented
Its practical structures as product.In addition, so that simplified form is easy to understand, there is identical structure or function in some figures
Component only symbolically depicts one of those, or has only marked one of those.Herein, "one" is not only indicated
" only this ", can also indicate the situation of " more than one ".
As shown in Figure 1, Figure 2, shown in Fig. 6, Fig. 7, according to one embodiment of present invention, a kind of test frame structure, including:It surveys
Frame 10 is tried, for test specimen to be measured to be fixedly mounted in the test frame 10;Fixed frame 20, the fixed frame 20 are pre-
It is embedded in test hole;The fixed frame 20 is set in the outside of the test frame 10, and the fixed frame 20 and institute
It states and is detachably connected between test frame 10;Adjustment frame 30, for adjusting the test frame 10 and the fixed frame 20
Between mounting distance;The adjustment frame 30 is arranged between the test frame 10 and the fixed frame 20, and described
Adjustment frame 30 is removably connected to the fixed frame 20.
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, for the improvement of above-described embodiment, in the present embodiment, the test frame 10
Include hollow, the cube shape frame surrounded by side plate, is provided with and protrudes outward at the open edge of the test frame 10
Interconnecting piece 11, the interconnecting piece 11 are removably connected to the fixed frame 20.The interconnecting piece 11 includes the firstth connection method
Orchid, first connecting flange are arranged at the rim openings of the test frame 10, and the flange of first connecting flange hangs down
Directly in the side plate of the test frame 10;The first screw hole 12 is offered on the flange of first connecting flange.
At least provided with two preformed holes 13 on the side wall of the test frame 10, the center line of the preformed hole 13 is flat
Row is in the center line of the test frame 10.The side plate interior sides in the test frame 10 are arranged in the preformed hole 13, described pre-
It boxes out on the same side plate that 13 are located on the test frame 10, the preformed hole 13 is located at the bottom of the test frame 10.
Setting preformed hole 13 is in the heavy test frame 10 of installation, after facilitating fork truck to be inserted into preformed hole 13, move the test
Frame 10;When using small-sized test specimen frame, such as 1 meter * 0.8 meter, there is no need to the two preformed holes are arranged.The test frame
10 inside sidewalls are provided with the reinforcing rib 14 of several outwardly convexs, and the length direction of the reinforcing rib 14 is perpendicular to the survey
Try the center line of frame 10.
As shown in fig. 6, for the improvement of above-described embodiment, in the present embodiment, the lateral wall side of the fixed frame 20
Several embedded ribs 21 are evenly arranged with, the embedded ribs 21 are for being fixed on test hole inner wall.The fixed frame
Multiple grouting mouths 22 are offered on the side wall of frame 20, and fixed mounting hole 25 is further opened on the side wall of the fixed frame 20.Institute
The connection auxiliary section 23 for being provided with and protruding outward at the open edge of fixed frame 20 is stated, the connection auxiliary section 23 is detachable
The interconnecting piece 11 being connected on the test frame 10.The connection auxiliary section 23 includes the second connecting flange, and described second connects
Acting flange is arranged at the rim openings of the fixed frame 20, and the flange of second connecting flange is perpendicular to the fixed frame
The side plate of frame 20;The second screw hole 24 is offered on the flange of second connecting flange.Bolt or screw pass through the first screw hole 12,
Second screw hole 24, test frame 10 and fixed frame 20 are detachably connected;The test frame 10 with it is described solid
The junction sealed set determined between frame 20 has sealing strip.
As shown in fig. 7, for the improvement of above-described embodiment, in the present embodiment, set on the madial wall of the adjustment frame 30
Several ball grooves are equipped with, the ball 31 being adapted to therewith is installed in the ball grooves.The inside sidewalls of the adjustment frame 30
It is provided with seal felt 32, for sealing the gap between 30 side wall of 10 side wall of the test frame and the adjustment frame;And/or
The side-wall outer side of the adjustment frame 30 is provided with seal felt 32, for sealing 20 side wall of the fixed frame and the conditioning box
Gap between 30 side wall of frame.It offers on the side wall of the adjustment frame 30 and is used in conjunction with each other with the fixed mounting hole 25
Mounting hole 33.
As shown in Figure 8, Figure 9, for the improvement of above-described embodiment, in the present embodiment, this test frame structure further includes surveying
Trial part, the test fittings are mounted on the test frame 10, for fixing different height, different shape test specimen to be measured
In the test frame 10.The test fittings include several cross bars, several cross bars are distributed in different level or same
On one horizontal plane, and the end of several cross bars is separately fixed on the test frame 10.If the test fittings further include
Dry montant, one end of several montants are respectively and fixedly connected in the test frame 10, and the other end of several montants is respectively and fixedly connected with
In the cross bar, and several montants are not on the same line.
It should be noted that above-described embodiment can be freely combined as needed.The above is only the preferred of the present invention
Embodiment, it is noted that for those skilled in the art, in the premise for not departing from the principle of the invention
Under, several improvements and modifications can also be made, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of test frame structure, which is characterized in that including:
Test frame, for test specimen to be measured to be fixedly mounted in the test frame;
Fixed frame, the fixed frame are embedded in test hole;The fixed frame is set in the outer of the test frame
Side, and be detachably connected between the fixed frame and the test frame;
Adjustment frame, for adjusting the mounting distance between the test frame and the fixed frame;The conditioning box is set up
It sets between the test frame and the fixed frame, and the adjustment frame is removably connected to the fixed frame;
Test fittings, the test fittings are mounted on the test frame, are used for different height, different shape test specimen to be measured
It is fixed in the test frame.
2. test frame structure as described in claim 1, it is characterised in that:
The lateral wall side of the fixed frame is evenly arranged with several embedded ribs, and the embedded ribs are for being fixed on the survey
It tries on the inner wall of hole.
3. test frame structure as described in claim 1, it is characterised in that:
Multiple grouting mouths are offered on the side wall of the fixed frame, and fixed installation is further opened on the side wall of the fixed frame
Hole.
4. the test frame structure as described in claims 1 or 2 or 3, it is characterised in that:
The connection auxiliary section protruded outward is provided at the open edge of the fixed frame, the connection auxiliary section is detachable
It is connected to the test frame.
5. test frame structure as described in claim 1, it is characterised in that:
It is provided with several ball grooves on the madial wall of the adjustment frame, the rolling being adapted to therewith is installed in the ball grooves
Pearl.
6. the test frame structure as described in claim 1 or 5, it is characterised in that:
It is provided with seal felt on the side wall of the adjustment frame, for sealing the test frame side wall and the adjustment frame side
Gap between wall, and/or for sealing the gap between the fixed frame side wall and the adjustment frame side wall.
7. test frame structure as described in claim 1, it is characterised in that:
The interconnecting piece protruded outward is provided at the open edge of the test frame, the interconnecting piece is removably connected to institute
State fixed frame.
8. test frame structure as described in claim 1, which is characterized in that further include:
Sealing strip is sealingly disposed in the junction between the test frame and the fixed frame.
9. the test frame structure as described in claim 1 or 7 or 8, it is characterised in that:
At least provided with two preformed holes on the side wall of the test frame, the centerline parallel of the preformed hole is in the survey
Try the center line of frame.
10. the test frame structure as described in claim 1 or 7 or 8, it is characterised in that:
The reinforcing rib of several outwardly convexs is provided on the madial wall of the test frame, the length direction of the reinforcing rib hangs down
Directly in the center line of the test frame.
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CN201610586331.7A CN106018564B (en) | 2016-07-25 | 2016-07-25 | A kind of test frame structure |
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CN201610586331.7A CN106018564B (en) | 2016-07-25 | 2016-07-25 | A kind of test frame structure |
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CN106018564A CN106018564A (en) | 2016-10-12 |
CN106018564B true CN106018564B (en) | 2018-09-04 |
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Families Citing this family (1)
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CN109709212A (en) * | 2019-02-26 | 2019-05-03 | 上海声望声学科技股份有限公司 | Sealing strip sound insulation test auxiliary fixtures and test system |
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