CN207379385U - A kind of device for being used to be accurately positioned radio reception mouth position and direction - Google Patents
A kind of device for being used to be accurately positioned radio reception mouth position and direction Download PDFInfo
- Publication number
- CN207379385U CN207379385U CN201720826170.4U CN201720826170U CN207379385U CN 207379385 U CN207379385 U CN 207379385U CN 201720826170 U CN201720826170 U CN 201720826170U CN 207379385 U CN207379385 U CN 207379385U
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- CN
- China
- Prior art keywords
- axis
- bubble
- acute angle
- radio reception
- accurately positioned
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of for being accurately positioned the device in radio reception mouth position and direction, including set square, the one side of first acute angle is provided with the second acute angle, the one side of the level meter is provided with Z axis, the Z axis is internally provided with Z axis bubble, and the one side of the Z axis is provided with X-axis, and the X-axis is internally provided with X-axis bubble, the one side of the X-axis is provided with Y-axis, and the Y-axis is internally provided with Y-axis bubble.This is used for the device for being accurately positioned radio reception mouth position and direction, the center of second acute angle alignment voice input port, when Z axis bubble, X-axis bubble and the Y-axis bubble on level meter inside Z axis, X-axis and Y-axis are in centre, desktop where then representing EUT is horizontal, we can accurately determine the position of acoustic pressure receiving port at this time, the position that first acute angle is directed toward is exactly the position of acoustic pressure receiving port, and our each tests, it can ensure acoustic pressure receiving port position consistency, to reach the principle of test repeatability.
Description
Technical field
The utility model is related to placement technology fields, are specially that one kind is used to be accurately positioned radio reception mouth position and direction
Device.
Background technology
When testing acoustic pressure, we are it needs to be determined that the position of acoustic pressure receiving port, must if we artificially take the ruler amount of going
Surely angular error can be caused, causes test data inaccurate, so we, which need one, can accurately determine acoustic pressure receiving port
The device of position.
Utility model content
The purpose of this utility model is to provide a kind of for being accurately positioned the device in radio reception mouth position and direction, possesses survey
Amount is accurate, solves the problems of the prior art.
To achieve the above object, the utility model provides following technical solution：
A kind of device for being used to be accurately positioned radio reception mouth position and direction, including set square, the set square includes first
Acute angle and the second acute angle, the one side of first acute angle are provided with the second acute angle, and the first acute angle direction is upward, and described second
Acute angle pastes on the table, and the one side on the set square close to desktop one side is provided with level meter, and the level meter includes Z axis, X
Axis, Y-axis, Z axis bubble, X-axis bubble and Y-axis bubble, the one side of the level meter are provided with Z axis, and the Z axis is internally provided with
Z axis bubble, the one side of the Z axis are provided with X-axis, and the X-axis is internally provided with X-axis bubble, and the one side of the X-axis is provided with
Y-axis, the Y-axis are internally provided with Y-axis bubble.
Preferably, the Z axis bubble, X-axis bubble and Y-axis bubble are located at the centre position of Z axis, X-axis and Y-axis respectively.
Preferably, the center of the second acute angle alignment voice input port.
Preferably, the position that first acute angle is directed toward is the position of acoustic pressure receiving port.
Preferably, three edge lengths of the set square are respectively 0.3m, 0.4m and 0.5m.
Compared with prior art, the beneficial effects of the utility model are as follows：
This is respectively 0.3m, 0.4m by a right-angle side for being accurately positioned the device in radio reception mouth position and direction, bevel edge
It is formed for the set square of 0.5m and a level meter, on the table, the second acute angle alignment sound is defeated for the second acute angle patch of set square
The center of inbound port, when Z axis bubble, X-axis bubble and the Y-axis bubble on level meter inside Z axis, X-axis and Y-axis are in centre, then generation
Desktop where table EUT is horizontal, we can accurately determine the position of acoustic pressure receiving port at this time, and the first acute angle is directed toward
Position be exactly acoustic pressure receiving port position, and our each tests can ensure acoustic pressure receiving port position consistency,
To reach the principle of test repeatability.
Description of the drawings
Fig. 1 is the utility model of the whole structure diagram；
Fig. 2 is the utility model level meter schematic diagram.
In figure：1 set square, 11 first acute angles, 12 second acute angles, 2 level meters, 21Z axis, 22X axis, 23Y axis, 24Z axis gas
Bubble, 25X axis bubble, 26Y axis bubbles.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, a kind of device for being used to be accurately positioned radio reception mouth position and direction, including set square 1, set square
1 includes the first acute angle 11 and the second acute angle 12, and the one side of the first acute angle 11 is provided with the second acute angle 12,11 direction of the first acute angle to
On, the position that the first acute angle 11 is directed toward is the position of acoustic pressure receiving port, and the second acute angle 12 pastes on the table, and the second acute angle 12 is right
The center of quasi- voice input port, the one side on set square 1 close to desktop one side are provided with level meter 2, level meter 2 include Z axis 21,
X-axis 22, Y-axis 23, Z axis bubble 24, X-axis bubble 25 and Y-axis bubble 26, the one side of level meter 2 are provided with Z axis 21, Z axis 21 it is interior
Portion is provided with Z axis bubble 24, and the one side of Z axis 21 is provided with X-axis 22, and X-axis 22 is internally provided with X-axis bubble 25, and the one of X-axis 22
Side is provided with Y-axis 23, and Y-axis 23 is internally provided with Y-axis bubble 26, and Z axis bubble 24, X-axis bubble 25 and Y-axis bubble 26 exist respectively
The inside movement of Z axis 21, X-axis 22 and Y-axis 23, Z axis bubble 24, X-axis bubble 25 and Y-axis bubble 26 are located at Z axis 21, X-axis respectively
22 and the centre position of Y-axis 23 represent that desktop is horizontal, this is for being accurately positioned the device in radio reception mouth position and direction, by one
A right-angle side is respectively 0.3m, 0.4m, and bevel edge is that the set square 1 of 0.5m and a level meter 2 are formed, and the second of set square 1 is sharp
Angle 12 is pasted on the table, the center of the second acute angle 12 alignment voice input port, when Z axis 21, X-axis 22 and Y-axis 23 on level meter
Internal Z axis bubble 24, X-axis bubble 25 and Y-axis bubble 26 in centre, then the desktop where representing EUT be it is horizontal, at this time I
Can accurately determine the position of acoustic pressure receiving port, the position that the first acute angle 11 is directed toward is exactly the position of acoustic pressure receiving port
It puts, and our each tests, it can ensure acoustic pressure receiving port position consistency, to reach the principle of test repeatability.
In summary：This for being accurately positioned the device in radio reception mouth position and direction, by a right-angle side be respectively 0.3m,
0.4m, bevel edge are that the set square 1 of 0.5m and a level meter 2 are formed, and the second acute angle 12 of set square 1 pastes on the table, second
Acute angle 12 is directed at the center of voice input port, when on level meter inside Z axis 21, X-axis 22 and Y-axis 23 Z axis bubble 24, X-axis
Bubble 25 and Y-axis bubble 26 are in centre, then the desktop where representing EUT is horizontal, we can accurately determine sound at this time
Press the position of receiving port, the position that the first acute angle 11 is directed toward is exactly the position of acoustic pressure receiving port, and our each surveys
Examination, can ensure acoustic pressure receiving port position consistency, to reach the principle of test repeatability.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. it is a kind of for being accurately positioned the device in radio reception mouth position and direction, including set square (1), it is characterised in that：Described three
Angle square (1) includes the first acute angle (11) and the second acute angle (12), and the one side of first acute angle (11) is provided with the second acute angle
(12), the first acute angle (11) direction is upward, and on the table, the set square (1) is close to table for second acute angle (12) patch
The one side on face one side is provided with level meter (2), and the level meter (2) includes Z axis (21), X-axis (22), Y-axis (23), Z axis bubble
(24), X-axis bubble (25) and Y-axis bubble (26), the one side of the level meter (2) are provided with Z axis (21), the Z axis (21)
Z axis bubble (24) is internally provided with, the one side of the Z axis (21) is provided with X-axis (22), and the X-axis (22) is internally provided with X
Axis bubble (25), the one side of the X-axis (22) are provided with Y-axis (23), and the Y-axis (23) is internally provided with Y-axis bubble (26).
2. a kind of device for being used to be accurately positioned radio reception mouth position and direction according to claim 1, it is characterised in that：Institute
State the centre that Z axis bubble (24), X-axis bubble (25) and Y-axis bubble (26) are located at Z axis (21), X-axis (22) and Y-axis (23) respectively
Position.
3. a kind of device for being used to be accurately positioned radio reception mouth position and direction according to claim 1, it is characterised in that：Institute
State the center of the second acute angle (12) alignment voice input port.
4. a kind of device for being used to be accurately positioned radio reception mouth position and direction according to claim 1, it is characterised in that：Institute
The position for stating the first acute angle (11) direction is the position of acoustic pressure receiving port.
5. a kind of device for being used to be accurately positioned radio reception mouth position and direction according to claim 1, it is characterised in that：Institute
Three edge lengths for stating set square (1) are respectively 0.3m, 0.4m and 0.5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720826170.4U CN207379385U (en) | 2017-07-07 | 2017-07-07 | A kind of device for being used to be accurately positioned radio reception mouth position and direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720826170.4U CN207379385U (en) | 2017-07-07 | 2017-07-07 | A kind of device for being used to be accurately positioned radio reception mouth position and direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207379385U true CN207379385U (en) | 2018-05-18 |
Family
ID=62297919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720826170.4U Expired - Fee Related CN207379385U (en) | 2017-07-07 | 2017-07-07 | A kind of device for being used to be accurately positioned radio reception mouth position and direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207379385U (en) |
-
2017
- 2017-07-07 CN CN201720826170.4U patent/CN207379385U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 Termination date: 20200707 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |