CN219977573U - Digital sound level meter for noise detection - Google Patents
Digital sound level meter for noise detection Download PDFInfo
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- CN219977573U CN219977573U CN202321277298.1U CN202321277298U CN219977573U CN 219977573 U CN219977573 U CN 219977573U CN 202321277298 U CN202321277298 U CN 202321277298U CN 219977573 U CN219977573 U CN 219977573U
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- level meter
- sound level
- noise detection
- digital sound
- electric telescopic
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- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 238000012360 testing method Methods 0.000 claims description 24
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- 239000000523 sample Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012544 monitoring process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a digital sound level meter for noise detection, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a supporting column, the top of the supporting column is fixedly connected with a box body, the left side and the right side of the bottom of an inner cavity of the box body are respectively provided with an electric telescopic rod, the top of each electric telescopic rod is provided with a lifting plate, the middle end of the bottom of each lifting plate is fixedly provided with a driving motor, and the output end of each driving motor is fixedly connected with a sound level meter body. According to the utility model, after equipment is moved to a designated area, the electric telescopic rod is started to stretch and retract through the external controller, the electric telescopic rod drives the sound level meter body to move upwards through the lifting plate, and the sound level meter body drives the cover plate to move upwards, so that the sound level meter body is arranged above the box body, and the servo motor is started to work through the external controller, thereby achieving the purpose of high automation degree, and solving the problem that the existing digital sound level meter cannot meet the use requirement of people because the existing digital sound level meter does not have the function of high automation degree.
Description
Technical Field
The utility model relates to the technical field of noise detection, in particular to a digital sound level meter for noise detection.
Background
Common monitoring indicators of noise include: the intensity of noise, i.e. sound pressure in the sound field; the characteristics of noise, namely various frequency components of sound pressure, wherein a digital sound level meter belongs to a common instrument for detecting noise.
The utility model (publication number: 201922451820.3) discloses a noise detection multifunctional sound level meter, which comprises a sound level meter main body, a digital display screen, a control button and a detection probe, wherein the digital display screen and the control button are arranged on the outer side of the sound level meter main body, the control button is positioned on the lower side of the digital display screen, a connecting wire is arranged on the lower side of the sound level meter main body, the other end of the connecting wire is connected with a limit connector, the limit connector is connected to the upper end of the sound level meter main body, the detection probe is arranged on the upper side of the limit connector, a protection fan housing is arranged on the detection probe, a fixing clamping seat is fixedly arranged on the rear side of the sound level meter main body, a telescopic rod is arranged in the fixing clamping seat, a fixing retaining ring is fixedly arranged at the lower end of the telescopic rod, and the limit connector is fixedly connected to the upper end of the telescopic rod. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: the existing digital sound level meter does not have the function of high automation degree, so that the use requirement of people cannot be met, and therefore, the digital sound level meter for noise detection is provided.
Disclosure of Invention
The digital sound level meter according to the present utility model for solving the above-described problems is characterized by comprising: the automatic level meter has the advantages of high automation degree, and solves the problem that the existing digital level meter does not have the function of high automation degree, so that the use requirement of people is not met.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a noise detection is with digital sound level meter, includes the bottom plate, the top fixedly connected with support column of bottom plate, the top fixedly connected with box of support column, the left and right sides of box inner chamber bottom all is provided with electric telescopic handle, electric telescopic handle's top is provided with the lifter plate, the middle-end fixed mounting of lifter plate bottom has driving motor, driving motor's output fixedly connected with sound level meter body, the top of sound level meter body is provided with the apron, the spout has been seted up to the internal surface of apron, the inner chamber rotation of spout is connected with the threaded rod, the inboard of threaded rod surface is equal threaded connection has the slider, the bottom of slider all is provided with the connecting rod, and the outside of connecting rod all is provided with the test microphone, the top fixed mounting of apron has servo motor, servo motor's output passes through the belt and is connected with the threaded rod transmission.
Preferably, the test microphones are symmetrically arranged, and the outer surfaces of the test microphones are provided with windshields.
Preferably, a protective shell is arranged at the top of the cover plate, and the protective shell is positioned on the outer surface of the servo motor.
Preferably, a display screen is arranged at the upper end of the front face of the sound level meter body, and control keys are arranged at the lower end of the front face of the sound level meter body.
Preferably, lifting grooves are formed in the left side and the right side of the inner cavity of the box body, and the lifting grooves are symmetrically formed.
Preferably, the bottom of the inner cavity of the lifting groove is movably connected with a lifting block, and the inner side of the lifting block is fixedly connected with the lifting plate.
Preferably, a battery box is arranged at the lower end of the left side of the box body, and a charging hole is formed in the middle end of the front face of the battery box.
Preferably, the four corners of bottom plate bottom all are provided with the gyro wheel, and the gyro wheel is the symmetry setting.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the arrangement of an automatic structure, the electric telescopic rod drives the sound level meter body to move upwards through the lifting plate, the sound level meter body drives the cover plate to move upwards, the driving motor drives the cover plate to rotate through the sound level meter body, the servo motor drives the threaded rod to rotate through the belt, the threaded rod drives the connecting rod to move outwards through the sliding block, and the connecting rod drives the test microphone to move outwards to perform inspection operation, so that the aim of high automation degree is fulfilled.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a part of the structure of the present utility model;
FIG. 3 is a schematic view of the structure of the threaded rod of the present utility model;
fig. 4 is a schematic diagram of a lifting groove structure of the utility model.
In the figure: 1. a bottom plate; 2. a battery case; 3. a case; 4. a protective shell; 5. a cover plate; 6. a support column; 7. a roller; 8. a lifting groove; 9. a lifting block; 10. a connecting rod; 11. a sound level meter body; 12. testing the microphone; 13. a lifting plate; 14. an electric telescopic rod; 15. a driving motor; 16. a threaded rod; 17. a servo motor; 18. a chute; 19. a sliding block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 2, 3 and 4, the present utility model: the utility model provides a noise detection is with digital sound level meter, including bottom plate 1, the four corners of bottom plate 1 bottom all is provided with gyro wheel 7, and gyro wheel 7 is the symmetry setting, the top fixedly connected with support column 6 of bottom plate 1, the top fixedly connected with box 3 of support column 6, lift groove 8 has all been seted up to the left and right sides of box 3 inner chamber, and lift groove 8 is the symmetry and set up, the equal swing joint in bottom of lift groove 8 inner chamber has lift piece 9, and the inboard and the lifter plate 13 fixed connection of lift piece 9, the left and right sides of box 3 inner chamber bottom all is provided with electric telescopic handle 14, electric telescopic handle 14's top is provided with lifter plate 13, the middle-end fixed mounting of lifter plate 13 bottom has driving motor 15, driving motor 15's output fixedly connected with sound level meter body 11, the positive upper end of sound level meter body 11 is provided with the display screen, and the positive lower extreme of sound level meter body 11 is provided with the control button, the top of sound level meter body 11 is provided with apron 5, the top of apron 5 is provided with protecting crust 4, and protecting crust 4 is located servo motor 17's surface, the interior surface that is equipped with servo motor 18, the inner surface of apron 5 is provided with spout 18, the inner surface that rotates spout 16, the screw rod 16 is connected with the screw rod 12 is connected with the top of the test screw rod 12, the test device is provided with the outer surface of the equal to the test device 12, the test device is provided with the screw rod 12, the test device is connected with the top surface of the test device 12, the test device is provided with the top surface of the test device 12, and the test device is connected with the top surface of the test device 12, and the test device is provided with the test device 12.
Wherein: after the equipment is moved to a designated area, the electric telescopic rod 14 is opened through the external controller to stretch and retract, the electric telescopic rod 14 drives the sound level meter body 11 to move upwards through the lifting plate 13, the sound level meter body 11 drives the cover plate 5 to move upwards, the sound level meter body 11 is arranged above the box body 3, the servo motor 17 is opened through the external controller to work, the servo motor 17 drives the threaded rod 16 to rotate through the belt, the threaded rod 16 drives the connecting rod 10 to move outwards through the sliding block 19, the connecting rod 10 drives the test microphone 12 to move outwards, the driving motor 15 is opened through the external controller to work, the driving motor 15 drives the cover plate 5 to rotate through the sound level meter body 11, the test microphone 12 is rotated to perform noise collection and detection, and the aim of high degree of automation is achieved through the cooperation of the structures.
Referring to fig. 1, a digital sound level meter for noise detection is provided with a battery case 2 at a lower end of a left side of a case 3, and a charging hole is provided at a front middle end of the battery case 2.
Wherein: before using the device, the battery box 2 is fully charged through the charging hole, and the battery box 2 supplies power to the device, so that the purpose of convenient power supply is achieved.
The working principle of the utility model is that; after the equipment is moved to a designated area, the electric telescopic rod 14 is opened through the external controller to stretch and retract, the electric telescopic rod 14 drives the sound level meter body 11 to move upwards through the lifting plate 13, the sound level meter body 11 drives the cover plate 5 to move upwards, the sound level meter body 11 is arranged above the box body 3, the servo motor 17 is opened through the external controller to work, the servo motor 17 drives the threaded rod 16 to rotate through the belt, the threaded rod 16 drives the connecting rod 10 to move outwards through the sliding block 19, the connecting rod 10 drives the test microphone 12 to move outwards, the driving motor 15 is opened through the external controller to work, the driving motor 15 drives the cover plate 5 to rotate through the sound level meter body 11, the test microphone 12 rotates to perform noise acquisition detection, the purpose of high automation degree is achieved through the cooperation of the structures, the problem that the existing digital sound level meter does not have the function of high automation degree, and the use requirement of people cannot be met is solved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A digital sound level meter for noise detection, comprising a base plate (1), characterized in that: the utility model discloses a sound level meter, including bottom plate (1), support column (6), top fixedly connected with box (3) of support column (6), the left and right sides of box (3) inner chamber bottom all is provided with electric telescopic handle (14), the top of electric telescopic handle (14) is provided with lifter plate (13), the middle-fixed mounting of lifter plate (13) bottom has driving motor (15), the output fixedly connected with sound level meter body (11) of driving motor (15), the top of sound level meter body (11) is provided with apron (5), spout (18) have been seted up to the internal surface of apron (5), the inner chamber rotation of spout (18) is connected with threaded rod (16), the inboard equal threaded connection of threaded rod (16) surface has slider (19), the bottom of slider (19) all is provided with connecting rod (10), and the outside of connecting rod (10) all is provided with test microphone (12), the top fixedly mounted has servo motor (17), the output of servo motor (17) passes through and is connected with threaded rod (16) with the transmission.
2. A digital sound level meter for noise detection as defined in claim 1, wherein: the test microphones (12) are symmetrically arranged, and windshields are arranged on the outer surfaces of the test microphones (12).
3. A digital sound level meter for noise detection as defined in claim 1, wherein: the top of apron (5) is provided with protecting crust (4), and protecting crust (4) are located servo motor (17)'s surface.
4. A digital sound level meter for noise detection as defined in claim 1, wherein: the sound level meter is characterized in that a display screen is arranged at the upper end of the front face of the sound level meter body (11), and control keys are arranged at the lower end of the front face of the sound level meter body (11).
5. A digital sound level meter for noise detection as defined in claim 1, wherein: lifting grooves (8) are formed in the left side and the right side of the inner cavity of the box body (3), and the lifting grooves (8) are symmetrically formed.
6. A digital sound level meter for noise detection as defined in claim 5, wherein: the bottom of the inner cavity of the lifting groove (8) is movably connected with a lifting block (9), and the inner side of the lifting block (9) is fixedly connected with a lifting plate (13).
7. A digital sound level meter for noise detection as defined in claim 1, wherein: the battery box (2) is arranged at the lower end of the left side of the box body (3), and a charging hole is formed in the middle end of the front face of the battery box (2).
8. A digital sound level meter for noise detection as defined in claim 1, wherein: the four corners of bottom plate (1) bottom all are provided with gyro wheel (7), and gyro wheel (7) are the symmetry setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321277298.1U CN219977573U (en) | 2023-05-24 | 2023-05-24 | Digital sound level meter for noise detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321277298.1U CN219977573U (en) | 2023-05-24 | 2023-05-24 | Digital sound level meter for noise detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219977573U true CN219977573U (en) | 2023-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321277298.1U Active CN219977573U (en) | 2023-05-24 | 2023-05-24 | Digital sound level meter for noise detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219977573U (en) |
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2023
- 2023-05-24 CN CN202321277298.1U patent/CN219977573U/en active Active
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