Movable multifunctional adjustable noise measuring device

Abstract

The utility model discloses a movable multifunctional adjustable noise measuring device, which comprises a control box, a data acquisition instrument, a sound pressure sensor and an anemograph, the anemograph is arranged outside the control box; the bottom of the control box is movably connected with moving wheels; the upper part of the control box is provided with a telescopic supporting part for driving the sound pressure sensor to lift along the vertical direction, and the data acquisition instrument is fixedly arranged in the control box; and the data acquisition instrument is electrically connected with the sound pressure sensor. According to the utility model, the data acquisition instrument, the battery and other devices are all integrated in the control box, the anemograph and the telescopic supporting part are fixedly arranged on the control box, and then the sound pressure sensor is arranged on the telescopic supporting part, so that the measurement device is formed by integration, and the bottom of the control box is provided with the moving wheels. The noise measuring device can be moved to a required position without repeated assembly and disassembly, so that the noise measuring device is convenient for operators to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to noise measurement technical field especially relates to a movable multifunctional adjustment noise measuring device. BACKGROUND

[0002] At present, the measurement of environmental noise can be divided into two kinds, one is long-term monitoring, and the other is short-term measurement. At present, for long-term monitoring, the commonly used method is to monitor through a noise monitoring station, which is placed at a fixed position for a long time and does not need to be moved. For short-term measurement, the commonly used method at present is to connect different devices such as data acquisition instrument, power supply, cable, sensor, support and anemometer on site, and to measure on site. The existing short-term measurement method has certain defects: if multiple sensitive buildings need to be measured in a day, the equipment needs to be disassembled, installed at the next sensitive point, which is time-consuming and laborious, causing inconvenience in use; noise measurement generally needs to measure wind speed synchronously, and the current method is to use a handheld anemometer, but in general short-term noise measurement, continuous measurement needs to be carried out in a representative time period to ensure that the actual change of noise can be accurately reflected, but manual continuous measurement of the handheld anemometer increases the labor intensity of the operator and is inconvenient to use; when using the current equipment for noise measurement, if sudden rain occurs, the measurement needs to be interrupted in time due to the non-waterproofness of the power supply and acquisition instrument, the equipment needs to be collected, and the measurement needs to be re-measured after the rain stops, which is time-consuming and laborious, causing inconvenience in use. In addition, according to the relevant specifications for noise measurement, such as measurement of sensitive buildings or urban rail transit sources, there are clear requirements for specific positions. The sensor installation position in the existing noise measurement device cannot be quickly adjusted to the specified position as needed, resulting in a single function. CONTENT OF THE UTILITY MODEL

[0003] The main purpose of the utility model is to provide a movable multifunctional adjustment noise measuring device to solve the problem of inconvenient use and single function of the existing short-term noise measurement equipment.

[0004] To solve the above problems, the utility model is implemented as follows:

[0005] A movable multifunctional adjustment noise measuring device, comprising: a control box, a data acquisition instrument, a sound pressure sensor and an anemometer; the anemometer is arranged outside the control box; the bottom of the control box is movably connected with a movable wheel;

[0006] The upper part of the control box is provided with an extension support part for driving the sound pressure sensor to ascend and descend in the vertical direction, and the data acquisition instrument is fixedly arranged in the control box; the data acquisition instrument is electrically connected with the sound pressure sensor.

[0007] The video monitoring device is fixedly arranged on the upper surface of the control box.

[0008] The anemograph is fixedly arranged on the upper surface of the control box.

[0009] The BNC connector is fixedly arranged on the control box, and the data acquisition instrument and the sound pressure sensor are connected with the BNC connector through cables.

[0010] The number of the BNC connectors is at least one, and the BNC connectors are fixedly arranged on one side of the control box, one end of the BNC connectors is located in the control box and connected with the data acquisition instrument through a cable, and the other end of the BNC connectors extends out of the control box and is connected with the sound pressure sensor through a cable.

[0011] The bottom of the control box is fixedly arranged with at least one telescopic supporting leg, when the telescopic supporting leg is contracted, the bottom end of the telescopic supporting leg is higher than the bottom end of the moving wheel, and when the telescopic supporting leg is elongated, the bottom end of the telescopic supporting leg is lower than the bottom end of the moving wheel.

[0012] The number of the telescopic supporting legs is four, and the four telescopic supporting legs are located on four corners of the bottom end of the control box.

[0013] The telescopic supporting legs are driven by motors.

[0014] A mobile power supply is arranged in the control box.

[0015] The telescopic supporting part is detachably connected in the control box.

[0016] The utility model discloses the following beneficial effects:

[0017] In the utility model, the data acquisition instrument, the battery and other equipment are integrated in the control box, the anemograph and the telescopic support part are fixedly arranged on the control box, the sound pressure sensor is arranged on the telescopic support part, the integrated measurement device is formed, the control box bottom is provided with the moving wheel, in use, the noise measurement device of the utility model is moved to the required position, and repeated disassembly and assembly are not needed, so that the use of the operator is facilitated. The anemograph is integrated on the control box, which replaces the manual handheld anemograph measurement mode, liberates the hands of the operator, and greatly reduces the labor intensity of the operator. In addition, since the data acquisition instrument is placed in the control box, the data acquisition instrument can be protected to a certain extent through the control box, and the problem of needing to interrupt measurement under bad weather such as rain and snow is avoided. The sound pressure sensor is arranged on the telescopic support part, and the height of the sound pressure sensor can be adjusted according to actual needs by the operator, so that noise measurement at different positions is adapted. In short, the noise measurement device of the utility model has the advantages of avoiding repeated disassembly and assembly, convenient use, rich use functions and the like. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model will be further explained in detail in combination with the drawings and specific embodiments.

[0019] Figure 1 It is the structural schematic diagram of the utility model;

[0020] Figure 2 It is the front view of the utility model;

[0021] Figure 3 It is Figure 2 A-A direction section view of it;

[0022] Figure 4 It is Figure 2 B-B direction section view of it;

[0023] Figure 5 It is the structural schematic diagram of telescopic support part;

[0024] Figure 6 It is Figure 5 C-C direction view of it;

[0025] Figure 7 It is Figure 5 D-D direction view of it;

[0026] Figure 8 It is the structural schematic diagram of telescopic support leg;

[0027] Figure 9 It is Figure 8 E-E direction view of it;

[0028] Figure 10 It is Figure 8F-F view.

[0029] Reference numerals

[0030] 1, control box; 11, BNC joint; 2, data acquisition instrument; 3, sound pressure sensor; 4, anemograph; 41, second connecting rod; 5, moving wheel; 6, telescopic support part; 61, outer sleeve; 62, upper mounting rod; 63, lower screw rod; 64, driving motor; 65, lower sliding block; 651, lower sliding groove; 7, video monitoring equipment; 71, first connecting rod; 8, telescopic support leg; 81, support sleeve; 811, sliding bar; 82, support rod; 83, screw rod; 84, motor; 85, sliding block; 851, sliding groove; 86, bottom plate; 9, mobile power supply. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. In the following description, a large number of specific details are set forth in order to provide a thorough understanding of the utility model, but the utility model can also be implemented in other manners different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the utility model, therefore, the utility model is not limited by the specific embodiments disclosed below.

[0032] As Figures 1-4 shown in the utility model discloses a movable multifunctional noise measurement device, including: control box 1, data acquisition instrument 2, sound pressure sensor 3 and anemograph 4;Anemograph 4 sets up at the outside of control box 1;The bottom of control box 1 is movably connected with moving wheel 5;The upper portion of control box 1 is provided with telescopic support part 6 for driving sound pressure sensor 3 to lift along the vertical direction, and data acquisition instrument 2 is fixedly arranged in control box 1;Data acquisition instrument 2 is electrically connected with sound pressure sensor 3.

[0033] As Figure 1 , Figure 2 , Figure 4As shown in the utility model, the data acquisition instrument 2, the mobile power supply 9 and other equipment are integrated in the control box 1, the anemograph 4 and the telescopic support part 6 are fixedly arranged on the control box 1, and the sound pressure sensor 3 is arranged on the telescopic support part 6, which are integrated to form the measuring device of the utility model, and the control box bottom is provided with the movable wheel 5, so that the noise measuring device of the utility model can be moved to the required position in use, without the need of repeated disassembly and assembly, which facilitates the use of the operator. The anemograph 4 is integrated on the control box 1, which replaces the manual handheld anemograph 4 measurement mode, liberates the hands of the operator, and greatly reduces the labor intensity of the operator. In addition, the data acquisition instrument 2 is placed in the control box 1, so that the data acquisition instrument 2 can be protected to a certain extent by the control box 1, avoiding the problem of needing to interrupt the measurement under bad weather such as rain and snow. The sound pressure sensor 3 is arranged on the telescopic support part 6, and the operator can adjust the height of the sound pressure sensor 3 according to the actual needs to adapt to the noise measurement at different positions. In short, the noise measuring device of the utility model has the advantages of avoiding repeated disassembly and assembly, convenient use, rich use functions and the like. The data acquisition instrument 2, the sound pressure sensor 3 and the anemograph 4 of the utility model can all adopt the existing technology in the field.

[0034] As shown in the utility model, Figure 1 , Figure 2 In order to synchronously monitor the surrounding environment, the traffic flow and the like of the scene, save manpower and avoid long-time guarding by personnel, the video monitoring equipment 7 is arranged on the control box 1, and the video monitoring equipment 7 is fixedly arranged on the upper surface of the control box 1. In the embodiment, the video monitoring equipment 7 can be a common monitoring camera in the field. The vertical first connecting rod 71 is fixedly connected on the upper surface of the control box 1 in a threaded connection mode or a welding mode, and the video monitoring equipment 7 is installed on the upper portion of the first connecting rod 71. The first connecting rod 71 can be a rod with a fixed length, or can be a telescopic rod with an adjustable length. Before use, the operator can adjust the length of the first connecting rod 71 according to the needs, so as to facilitate the monitoring of the surrounding environment, the traffic flow and the like.

[0035] In order to measure the wind speed of the scene, the anemograph 4 is fixedly arranged on the upper surface of the control box 1. The anemograph 4 can be a common anemograph. In the embodiment, the vertical second connecting rod 41 is fixedly arranged on the upper surface of the control box 1 in a threaded connection mode or a welding mode, and the anemograph 4 is installed on the upper portion of the second connecting rod 41. The second connecting rod 41 can be a rod with a fixed length, or can be a telescopic rod with an adjustable length. Before use, the operator can adjust the length of the second connecting rod 41 according to the needs, so as to adjust it to the best wind speed measurement position.

[0036] As shown in the utility model, Figure 4As shown, the control box 1 can be selected as a rectangular closed box structure, and a detachable side plate can be arranged on one side of the box to facilitate the maintenance or installation in the control box 1. In order to facilitate the signal connection between the data acquisition instrument 2 and the sound pressure sensor 3 in the control box 1, the BNC connector 11 is fixedly arranged on the control box 1, and the data acquisition instrument 2 and the BNC connector 11 and the sound pressure sensor 3 and the BNC connector 11 are connected through a cable (not shown in the figure). In this embodiment, the BNC connector 11 is arranged on the control box 1, and the data acquisition instrument 2 and the sound pressure sensor 3 are connected through the BNC connector 11. Figure 6 、 Figure 9 The buttons for controlling the motor 84, the data acquisition instrument 2 and the driving motor 64 are arranged on the control box 1 (not shown in the figure), and the connection structure between the buttons and the motor 84, the data acquisition instrument 2 and the driving motor 64 adopts the conventional electrical connection of the prior art, which does not belong to the innovation point of the utility model.

[0037] As shown in Figure 1 、 Figure 4 , the number of BNC connectors 11 is at least one, and in this embodiment, the number of BNC connectors 11 is multiple, which serves as a backup. The plurality of BNC connectors 11 are fixedly arranged on one side of the control box 1, and in order to increase the beauty, the plurality of BNC connectors 11 can be uniformly arranged along a horizontal straight line. One end of the BNC connector 11 is located in the control box 1 and connected with the data acquisition instrument 2 through a cable, and the other end of the BNC connector 11 extends out of the control box 1 and is connected with the sound pressure sensor 3 through a cable.

[0038] As shown in Figure 4 、 Figures 8-10As shown, when the road surface of the measurement site is uneven, the control box 1 cannot be stably placed on the site by the moving wheels 5, in order to stably support the control box 1 on the measurement site, at least one telescopic supporting leg 8 is fixedly arranged at the bottom of the control box 1, when the telescopic supporting leg 8 is retracted, the bottom end of the telescopic supporting leg 8 is higher than the bottom end of the moving wheel 5; when the telescopic supporting leg 8 is extended, the bottom end of the telescopic supporting leg 8 is lower than the bottom end of the moving wheel 5. In order to further increase the stability of the support, the number of telescopic supporting legs 8 is four, and the four telescopic supporting legs 8 are located at the four corners of the bottom end of the control box 1. In order to facilitate the extension and retraction of the telescopic supporting leg 8, the telescopic supporting leg 8 is driven by a motor. The structure of the telescopic supporting leg 8 can adopt the existing electric push rod structure, or the following structure: the telescopic supporting leg 8 includes a supporting sleeve 81, a supporting rod 82, a screw rod 83, and a motor 84, the supporting sleeve 81 is vertically and fixedly arranged in the control box 1, the supporting rod 82 is a hollow rod-shaped structure with open ends, and is vertically arranged and coaxially sleeved in the supporting sleeve 81, the screw rod 83 is coaxially arranged in the supporting rod 82, the inner diameter of the supporting rod 82 is larger than the outer diameter of the screw rod 83, the top of the supporting rod 82 is fixedly and coaxially arranged with a circular sliding block 85, the inner circumference of the sliding block 85 is fixedly arranged with an internal thread for thread cooperation with the screw rod 83, and the outer circumference of the sliding block 85 is recessed with a sliding groove 851 parallel to the axial direction thereof, and the inner circumferential side of the supporting sleeve 81 is fixedly arranged with a sliding strip 811 for sliding connection with the sliding groove 851, and the axial direction of the sliding strip 811 is parallel to the axial direction of the supporting sleeve 81. In this embodiment, the motor is fixedly arranged at the upper portion of the supporting sleeve 81, the upper portion of the screw rod 83 is arranged as a cylindrical light axis structure, the motor shaft of the motor 84 is fixedly connected with the top end of the screw rod 83 through a shaft coupling, and the screw rod 83 rotates under the drive of the motor 84, and a bearing for supporting the light axis segment of the upper portion of the screw rod 83 to smoothly rotate can be arranged in the supporting sleeve 81. In use, the screw rod 83 is driven to rotate by the motor to drive the sliding block 85 to move along the sliding strip 811. In order to further realize that the telescopic supporting leg 8 is more stably supported on the ground, the bottom of the supporting rod 82 is fixedly connected with a bottom plate 86. The top of the supporting sleeve 81 is fixedly arranged with a mounting plate through bolts, and the mounting plate is fixedly mounted on the top of the control box 1, that is, the telescopic supporting part 6 is detachably connected in the control box 1 through the cooperation of the mounting plate and the bolts.

[0039] In this embodiment, the structure of the telescopic supporting part 6 can adopt the existing electric push rod structure, or the following structure Figures 5-7The structure shown: telescopic support part 6 includes outer sleeve 61, upper mounting rod 62, lower screw rod 63, drive motor 64, outer sleeve 61 is vertically and fixedly arranged in control box 1, upper mounting rod 62 is the hollow rod structure with open bottom, upper mounting rod 62 is vertically arranged, and coaxially sleeved in outer sleeve 61, lower screw rod 63 is coaxially arranged in upper mounting rod 62, the inner diameter of upper mounting rod 62 is greater than the outer diameter of lower screw rod 63, the bottom of upper mounting rod 62 is fixed and coaxially arranged annular lower sliding block 65, the inner thread for screwing with lower screw rod 63 is fixedly arranged on the inner circumference of lower sliding block 65, the outer circumference of lower sliding block 65 is concavely arranged lower sliding groove 651 which is parallel to the axial direction of lower sliding block 65, the inner circumference of outer sleeve 61 is fixedly arranged sliding bar for sliding connection with lower sliding groove 651, and the axial direction of sliding bar is parallel to the axial direction of outer sleeve 61.In this embodiment, drive motor 64 is fixedly arranged at the lower part of outer sleeve 61, the bottom of lower screw rod 63 is arranged as cylindrical light shaft structure, the motor shaft of drive motor 64 is fixedly connected with the light shaft structure at the bottom end of lower screw rod 63 through a shaft coupling, lower screw rod 63 rotates under the drive of drive motor 64, and bearings for smoothly rotating the light shaft structure at the bottom end of lower screw rod 63 in outer sleeve 61 can be arranged.In use, lower screw rod 63 is driven to rotate by the motor, so as to drive lower sliding block 65 to move along the sliding bar.The bottom of outer sleeve 61 is fixedly arranged mounting plate through bolts, and the mounting plate is fixedly mounted on the bottom in control box 1, that is, telescopic support part 6 is detachably connected in control box 1 through the cooperation of mounting plate and bolts.

[0040] The mobile power supply 9 is arranged in the control box 1, and can supply power to the motor 84 of the telescopic supporting leg 8 and the drive motor 64 of the telescopic support part 6.

[0041] The utility model has the following beneficial effects:

[0042] 1. If multiple measuring points need to be measured, time and manpower can be saved, and repeated disassembly and assembly of measuring equipment can be avoided, and the measuring device can be directly moved to the next point;

[0043] 2. The anemograph 4 and the video monitoring equipment 7 are provided, so that the on-site wind speed, the surrounding environment, the traffic flow and the like can be synchronously monitored, manpower can be saved, and personnel can be avoided to guard for a long time;

[0044] 3. The control box 1 is a closed box body structure, can prevent rain and snow, and protects the data acquisition instrument 3, the drive motor 64 and the motor 84 arranged in the control box 1, so that repeated measurement in the case of sudden rainfall can be avoided;

[0045] 4. On-site connection is convenient, and multiple devices can be avoided to be connected on site, and the sensor only needs to be connected to the control box;

[0046] 5. The multi-source linkage height adjusting mechanism can adjust the height of the sound pressure sensor through multiple telescopic support parts 6, and the adaptability is higher.

[0047] 6. High stability, the control box can be placed on the rugged ground on the scene by the telescopic supporting legs.

[0048] Obviously, the described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.

Claims

1. A mobile multifunctional noise regulating measuring device, characterized in that, Include: Control box (1), data acquisition instrument (2), sound pressure sensor (3) and anemometer (4); the anemometer (4) is arranged outside the control box (1); the bottom of the control box (1) is movably connected with the moving wheel (5); The upper part of the control box (1) is provided with a telescopic support part (6) for driving the sound pressure sensor (3) to ascend and descend along the vertical direction, and the data acquisition instrument (2) is fixedly arranged in the control box (1); the data acquisition instrument (2) is electrically connected with the sound pressure sensor (3).

2. The mobile multi-functional noise adjusting and measuring device according to claim 1, wherein, The video monitoring equipment (7) is arranged on the control box (1), and the video monitoring equipment (7) is fixedly arranged on the upper surface of the control box (1).

3. The mobile multi-functional noise regulating measuring device of claim 1, wherein, The anemometer (4) is fixedly arranged on the upper surface of the control box (1).

4. The mobile multi-functional noise conditioning and measuring device of claim 1, wherein, The BNC connector (11) is fixedly arranged on the control box (1), and the data acquisition instrument (2) and the BNC connector (11) are connected through a cable.

5. The mobile multi-functional noise conditioning measuring device of claim 4, wherein, The number of BNC connectors (11) is at least one, the BNC connector (11) is fixedly arranged on one side of the control box (1), one end of the BNC connector (11) is located in the control box (1) and connected with the data acquisition instrument (2) through a cable; the other end of the BNC connector (11) extends out of the control box (1) and is connected with the sound pressure sensor (3) through a cable.

6. The mobile multi-functional noise conditioning and measuring device of claim 1, wherein, The bottom of the control box (1) is fixedly provided with at least one telescopic supporting leg (8), when the telescopic supporting leg (8) is contracted, the bottom end of the telescopic supporting leg (8) is higher than the bottom end of the moving wheel (5); when the telescopic supporting leg (8) is elongated, the bottom end of the telescopic supporting leg (8) is lower than the bottom end of the moving wheel (5).

7. The mobile multi-functional noise conditioning measuring device of claim 6, wherein, The number of telescopic supporting legs (8) is four, and the four telescopic supporting legs (8) are located on the four corners of the bottom end of the control box (1).

8. The mobile multi-functional noise conditioning measuring device of claim 7, wherein, The telescopic supporting leg (8) is driven by a motor (84).

9. The mobile multi-functional noise conditioning and measuring device of claim 1, wherein, The control box (1) is provided with a mobile power supply.

10. The mobile multi-functional noise conditioning and measuring device of claim 1, wherein, The telescopic support part (6) is detachably connected in the control box (1).

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