Noise detection device

Abstract

The utility model belongs to the technical field of noise detection, and particularly relates to a noise detection device which comprises a mounting plate, a protection box is fixedly arranged at the top of the mounting plate, a partition plate is fixedly arranged in the middle of the interior of the protection box, and a first motor is fixedly arranged on one side of the bottom of the interior of the protection box. A second threaded rod is coaxially fixed to a transmission shaft of the first motor through a coupler, the second threaded rod is fixed to the other side of the bottom in the protection box through a bearing, the two second threaded rods penetrate through the partition plate to the upper face of the partition plate through bearings, and a movable plate is fixed to the portion, between the two second threaded rods, of the upper portion of the partition plate through threads; a detector is fixedly arranged at the rotating end of the top of the rotating box, and a detection head is arranged at the top of the detector, so that the detector and the detection head can enter the protection box conveniently when not used or moved, and protection is facilitated; dust or collision between the detector and the detection head or dust attached to the surface of the detector and the detection head is prevented from influencing the service life of the detector and the detection head.

Description

Technical Field

[0001] The utility model relates to the technical field of noise detection, in particular to a noise detection device. Background Art

[0002] With the rapid development of society, people's living standards are getting higher and higher, which has brought many environmental problems. Among them, noise pollution is a common problem. In order to improve the quality of life and protect the environment, it is imperative to reduce noise pollution. Noise refers to the decibel exceeding the specified standard number, which is defined as noise. This involves noise detection devices. Noise detection is a detection activity for sounds and sound sources that interfere with people's study, work and life. Noise detection devices are needed when conducting noise detection on traffic projects. The detection results provide a data basis for the planning management and comprehensive management of noise pollution, so as to take relevant measures to control and reduce noise;

[0003] In the prior art, a patent document with patent announcement number: CN219954702U discloses a noise detection device, including a base and a support base, wherein the support base is arranged on the base, and the base also includes a lifting and moving device, wherein the lifting and moving device includes multiple lifting mechanisms and multiple moving mechanisms; the lifting mechanism includes a positioning ring and a moving ring, wherein the inner wall of the positioning ring is provided with multiple grooves, wherein multiple positioning grooves are also provided in multiple grooves, wherein the inner wall of the moving ring is provided with a sliding groove, and the outer wall is provided with a plurality of telescopic blocks, wherein the multiple telescopic blocks correspond to the multiple positioning grooves; the moving mechanism includes a sliding ring, wherein the upper and lower ends of the sliding ring are provided with receiving grooves, wherein the receiving grooves are provided with a plurality of balls, wherein the sliding ring is correspondingly provided in the sliding groove on the inner wall of the moving ring, and wherein the sliding ring is also provided with movable casters; the device realizes convenient movement of the overall noise detection device through the lifting and moving device provided on the base;

[0004] During actual use, the device is not convenient for storing and protecting the detection instrument. When it needs to be moved or stored, the detection instrument is easily damaged by bumps and dust adheres to its surface, which shortens the service life of the detection instrument and affects the accuracy of the test results. Therefore, there is room for improvement. Utility Model Content

[0005] Based on the existing noise detection technical problems, the utility model proposes a noise detection device.

[0006] A noise detection device proposed by the utility model includes a mounting plate, a protective box is fixedly provided on the top of the mounting plate, a partition is fixedly provided in the middle of the protective box, a first motor is fixedly provided on one side of the bottom of the protective box, a second threaded rod is coaxially fixed to the transmission shaft of the first motor through a coupling, and the second threaded rod is fixed by a bearing on the other side of the bottom of the protective box, and both bearings penetrate the partition to the top of the partition, and a movable plate is threadedly fixed on the upper part of the partition between the two second threaded rods, a rotating box is fixedly provided in the middle of the top of the movable plate, and a detector is fixedly provided at the rotating end of the top of the rotating box, and a detection head is provided on the top of the detector.

[0007] Preferably, universal wheels are fixed at the four corners of the bottom of the mounting plate, and mounting seats are fixed at the middle of both sides of the mounting plate, and the mounting seats are set in a concave shape, first threaded rods are threadedly fixed on both sides of the mounting seat, and a supporting base is fixed at the bottom of the first threaded rod at the lower part of the mounting seat, and a handle is fixed at the top of the first threaded rod at the upper part of the mounting seat, and a push handle is fixed on one side of the mounting plate where the mounting seat is installed.

[0008] Through the above technical solution, the setting of the universal wheel can make the device easy to move and transport, and the setting of the first threaded rod and the support base can enable the first threaded rod to drive the support base to move up and down. When the device reaches the specified position, it can be supported by the support base in contact with the ground, thereby preventing movement and facilitating stability.

[0009] Preferably, a driving gear is fixedly mounted on the outer wall of the second threaded rod fixed on the first motor, and a driven gear is fixedly mounted on the outer wall of the other second threaded rod, and the driving gear and the driven gear are fixed by a rack belt transmission, and the driving gear and the driven gear are installed at the lower part of the partition inside the mounting plate.

[0010] Through the above technical solution, the driving gear and the driven gear are connected by a rack belt, so that the motor can drive the two second threaded rods to rotate simultaneously.

[0011] Preferably, a second motor is fixedly provided in the middle of the rotating box, a turntable is fixedly provided on the top of the second motor transmission shaft, a plurality of connecting seats are fixedly provided on the top of the turntable, and detectors are fixedly provided on the tops of the plurality of connecting seats.

[0012] Through the above technical solution, the second motor and the turntable are provided, so that the second motor can drive the turntable to rotate, thereby driving the detector to rotate, so that the detector can detect the surrounding noise.

[0013] Preferably, a display screen is fixedly provided on one side of the detector, and a control button is fixedly provided below the display screen on one side of the detector.

[0014] Through the above technical solution, setting the control button and the display screen can enable the data detected by the detector to be displayed through the display screen, and the control button can control and adjust the detector.

[0015] Preferably, a box cover is installed on the top of the protection box, and fixing blocks are fixedly provided on both sides of the top of the protection box, and the bottoms of the fixing blocks are fixed to the top bearings of the second threaded rod.

[0016] Through the above technical solution, setting a box cover can enable the detector to be retracted into the protective box when not in use, and then the box cover is closed to prevent dust from entering the protective box and causing damage to the detector, thereby ensuring the service life of the detector.

[0017] Preferably, a box door is installed at the lower part of the partition on one side of the protection box, and a handle is installed on the box door, and ventilation slots are opened at the lower part of the partitions on both sides of the protection box.

[0018] Through the above technical solution, the ventilation grooves can dissipate heat from the lower part of the partition inside the protective box, thereby preventing the internal parts from being damaged due to overheating, and the provision of a box door can also allow the internal parts to be inspected and repaired.

[0019] The beneficial effects of the present invention are:

[0020] 1. By setting the first motor, the second threaded rod, the driving gear, the driven gear, the rack and the movable plate, the rotation of the first motor can drive the movable plate to move up and down, thereby driving the detector and the detection head to enter the protective box and go out of the protective box. Therefore, the detector and the detection head can be conveniently detected outside the protective box during detection, and enter the protective box when not detecting, which is convenient for protection and prevents dust and collision between the detector and the detection head, thereby affecting the service life of the detector and the detection head.

[0021] 2. By setting up a rotating box, a second motor and a turntable, the detector and the detection head are fixed on the top of the turntable, and the second motor drives the turntable to rotate, thereby driving the detector and the detection head to rotate, so that the surrounding noise can be detected, making the detection data more accurate.

[0022] 3. By setting up the universal wheel, the mounting seat, the first threaded rod, the support base and the handle, the universal wheel can easily drive the device to move, and the mounting seat, the first threaded rod, the support base and the handle cooperate with each other, so that the first threaded rod can drive the support base to move up and down, thereby facilitating the support base to contact the ground downward to stabilize the device, and also enabling the support base to move upward away from the ground, thereby facilitating the universal wheel to drive the device to move. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1This is a schematic diagram of the overall appearance of a noise detection device proposed by the utility model;

[0024] Figure 2 This is a bottom-view internal cross-sectional view of a noise detection device proposed by the utility model;

[0025] Figure 3 This is a structural diagram of the internal parts of a noise detection device proposed by the utility model;

[0026] Figure 4 This is a cross-sectional view of the rotating box of a noise detection device proposed by the utility model.

[0027] In the figure: 1. mounting plate; 2. protection box; 3. box cover; 4. push handle; 5. mounting base; 6. first threaded rod; 7. supporting base; 8. handle; 9. box door; 10. pull handle; 11. ventilation slot; 12. fixing block; 13. detector; 14. detection head; 15. second threaded rod; 16. movable plate; 17. rotating box; 18. partition; 20. universal wheel; 21. first motor; 22. display screen; 23. control button; 24. driving gear; 25. driven gear; 26. rack belt; 27. second motor; 28. turntable; 29. ​​connecting base. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0029] Embodiment 1:

[0030] Reference Figure 1-Figure 4A noise detection device comprises a mounting plate 1, a protective box 2 is fixedly provided on the top of the mounting plate 1, a partition 18 is fixedly provided in the middle of the protective box 2, a first motor 21 is fixedly provided on one side of the bottom of the protective box 2, a second threaded rod 15 is coaxially fixed to the transmission shaft of the first motor 21 through a coupling, and the second threaded rod 15 is fixed with a bearing on the other side of the bottom of the protective box 2, and both of the two second threaded rods 15 are bearing-pierced through the partition 18 to the top of the partition 18, a driving gear 24 is fixedly provided on the outer wall of the second threaded rod 15 fixed on the first motor 21, and a driven gear 25 is fixedly provided on the outer wall of the other second threaded rod 15, and the The driving gear 24 and the driven gear 25 are fixed by a rack belt 26, and the driving gear 24 and the driven gear 25 are installed at the lower part of the partition 18 inside the mounting plate 1, and the movable plate 16 is threadedly fixed on the upper part of the partition 18 between the two second threaded rods 15, and a rotating box 17 is fixedly provided at the middle part of the top of the movable plate 16, and a second motor 27 is fixedly provided at the middle part of the rotating box 17, and a turntable 28 is fixedly provided at the top of the transmission shaft of the second motor 27, and a plurality of connecting seats 29 are fixedly provided at the top of the turntable 28, and a detector 13 is fixedly provided on the top of the plurality of connecting seats 29, and a detection head 14 is provided on the top of the detector 13; A display screen 22 is fixedly provided on one side of the detector 13, and a control button 23 is fixedly provided on the lower part of the display screen 22 on one side of the detector 13; thereby, the rotation of the first motor 21 can drive the two second threaded rods 15 to rotate, thereby driving the movable plate 16 to move up and down, thereby driving the detector 13 to move up and down, so that the detector 13 can move upward to the upper outside of the protection box 2 when detection is required, and be recovered to the inside of the protection box 2 for protection when the detector 13 is not in use, and the second motor 27 drives the turntable 28 to rotate, thereby driving the detector 13 to rotate, so that the detector 13 can detect a wider range and the detection data is more accurate; the protection A box cover 3 is installed on the top of the box 2, and fixed blocks 12 are fixed on both sides of the top of the protective box 2, and the bottom of the fixed block 12 is fixed to the top bearing of the second threaded rod 15; the fixed block 12 makes the second threaded rod 15 more stable during rotation and less prone to shaking, and can also play a role in blocking the movable plate 16. A box door 9 is installed on one side of the protective box 2 at the bottom of the partition 18, and a handle 10 is installed on the box door 9, and ventilation grooves 11 are opened at the bottom of the partitions 18 on both sides of the protective box 2; the set box door 9 can facilitate the block protection box 2 in the space below the partition 18, thereby facilitating the inspection and maintenance of the parts fixed inside the protective box 2 at the bottom of the partition 18.

[0031] Embodiment 2:

[0032] In this embodiment, referring to Fig. Figure 2On the basis of Example 1, universal wheels 20 are fixed at the four corners of the bottom of the mounting plate 1, and mounting seats 5 are fixed at the middle of both sides of the mounting plate 1, and the mounting seats 5 are set in a concave shape, and first threaded rods 6 are threadedly fixed on both sides of the mounting seats 5, and a supporting base 7 is fixed at the bottom of the first threaded rod 6 at the lower part of the mounting seat 5, and a handle 8 is fixed at the top of the first threaded rod 6 at the upper part of the mounting seat 5, and a push handle 4 is fixed on one side of the mounting plate 1 where the mounting seat 5 is installed; the universal wheels 20 can facilitate the movement of the device, so that the device can save effort when moving, and the first threaded rod 6 and the supporting base 7 can make the first threaded rod 6 drive the supporting base 7 to move downward when the device arrives at the detection location, so that the supporting base 7 contacts the ground, thereby ensuring that the device is not easy to shake, and making the subsequent detection effect more accurate.

[0033] Working principle: When in use, push the push handle 4 so that the entire device reaches the location where noise needs to be detected, and then turn the handle 8 to move the support base 7 downward and contact the ground, thereby stabilizing the device; then open the box cover 3 and start the first motor 21, so that the first motor 21 drives the two second threaded rods 15 to rotate, so that the two second threaded rods 15 drive the movable plate 16 to move upward, thereby driving the rotating box 17, the detector 13 and the detection head 14 to move upward, so that the detector 13 and the detection head 14 are exposed to the outside of the protective box 2, so that the detection head 14 can detect noise. During the detection process, the second motor 27 is operated to drive the turntable 28 to rotate, so that the detection head 14 can rotate, so that the surrounding noise can be detected, so that the detection range is wider and the detection data is more accurate.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A noise detection device, comprising a mounting plate (1), characterized in that: A protective box (2) is fixedly provided on the top of the mounting plate (1), a partition (18) is fixedly provided in the middle of the protective box (2), a first motor (21) is fixedly provided on one side of the bottom of the protective box (2), a transmission shaft of the first motor (21) is coaxially fixed to a second threaded rod (15) through a coupling, and a second threaded rod (15) is fixed by a bearing on the other side of the bottom of the protective box (2), and both 15 bearings pass through the partition (18) to the top of the partition (18), and a movable plate (16) is threadedly fixed between the two second threaded rods (15) on the upper part of the partition (18), a rotating box (17) is fixedly provided in the middle of the top of the movable plate (16), and a detector (13) is fixedly provided at the rotating end of the top of the rotating box (17), and a detection head (14) is provided on the top of the detector (13).

2. A noise detection device according to claim 1, characterized in that: Universal wheels (20) are fixedly provided at the four corners of the bottom of the mounting plate (1), and mounting seats (5) are fixedly provided at the middle of both sides of the mounting plate (1), and the mounting seats (5) are arranged in a concave shape, and first threaded rods (6) are threadedly fixed on both sides of the mounting seats (5), and a supporting base (7) is fixedly provided at the bottom of the first threaded rod (6) at the lower part of the mounting seat (5), and a handle (8) is fixedly provided at the top of the first threaded rod (6) at the upper part of the mounting seat (5), and a push handle (4) is fixedly provided on one side of the mounting plate (1) where the mounting seat (5) is installed.

3. A noise detection device according to claim 1, characterized in that: A driving gear (24) is fixedly mounted on the outer wall of a second threaded rod (15) fixed on the first motor (21), and a driven gear (25) is fixedly mounted on the outer wall of another second threaded rod (15), and the driving gear (24) and the driven gear (25) are fixedly mounted via a rack belt (26), and the driving gear (24) and the driven gear (25) are mounted on the lower part of a partition (18) inside the mounting plate (1).

4. A noise detection device according to claim 1, characterized in that: A second motor (27) is fixedly arranged in the middle of the rotating box (17), a rotating disk (28) is fixedly arranged on the top of the transmission shaft of the second motor (27), a plurality of connecting seats (29) are fixedly arranged on the top of the rotating disk (28), and a detector (13) is fixedly arranged on the top of the plurality of connecting seats (29).

5. A noise detection device according to claim 1, characterized in that: A display screen (22) is fixedly provided on one side of the detector (13), and a control button (23) is fixedly provided below the display screen (22) on one side of the detector (13).

6. A noise detection device according to claim 1, characterized in that: A box cover (3) is installed on the top of the protection box (2), and fixed blocks (12) are fixedly provided on both sides of the top of the protection box (2), and the bottoms of the fixed blocks (12) are fixed to the top bearings of the second threaded rod (15).

7. A noise detection device according to claim 1, characterized in that: A box door (9) is installed at the bottom of the partition (18) on one side of the protection box (2), and a handle (10) is installed on the box door (9), and ventilation slots (11) are opened at the bottom of the partitions (18) on both sides of the protection box (2).

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