CN215726361U

CN215726361U - Real-time directional measuring device of construction broadband noise

Info

Publication number: CN215726361U
Application number: CN202122063671.0U
Authority: CN
Inventors: 汤晓飞
Original assignee: Chun'an Blue Ocean Construction Engineering Co ltd
Current assignee: Chun'an Blue Ocean Construction Engineering Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-02-01
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a real-time directional measuring device for broadband noise in construction, relates to the technical field of construction, and aims to solve the problem that the sound collection head of the broadband noise real-time directional measuring device for construction in the prior art is exposed to the external environment all the year round and is easily damaged by erosion of rainwater. The utility model discloses a noise reduction device, including outer protection box, sealing plate, driving box, drive arrangement, fastening screw fixed connection, the internally mounted of outer protection box has the sound production head, and the sound production head passes through fastening screw fixed connection with outer protection box, sound production head and noise measuring device electric connection, the sealing plate is installed to the inboard of outer protection box, and the sealing plate rotates with outer protection box to be connected, the sealing plate is provided with four groups, and every group comprises the sealing plate of two relative settings, the internally mounted of outer protection box has the transmission case, and the transmission case passes through fastening screw fixed connection with outer protection box, the internally mounted of transmission case has drive arrangement, and drive arrangement passes through fastening screw fixed connection with the transmission case.

Description

Real-time directional measuring device of construction broadband noise

Technical Field

The utility model relates to the technical field of construction, in particular to a real-time directional measuring device for construction broadband noise.

Background

The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object in a specified place, and comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like.

The construction site boundary noise has the characteristics of multiple sound sources and wide frequency range, and not only includes construction operation noise such as mechanical noise from the inside of a surrounding wall, hitting sound of a handheld tool, noise of constructors and the like, but also includes other background noise such as traffic noise from the outside of the surrounding wall, and the noise causes broadband noise with very wide frequency band, so that the real-time directional measurement needs to be carried out on a construction site to facilitate the noise treatment work, but the sound collection of the current broadband noise real-time directional measurement device for construction is exposed to the external environment all the year round and is easily damaged by the erosion of rainwater; therefore, the market urgently needs to develop a real-time directional measuring device for construction broadband noise to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a real-time directional measuring device for broadband noise in construction, which aims to solve the problem that the existing broadband noise real-time directional measuring device for construction proposed in the background art is easily damaged due to erosion of rainwater because the sound collection head is exposed to the external environment all year round.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a real-time directional measuring device of construction broadband noise, includes noise measuring device and outer protection box, the internally mounted of outer protection box has the sound collection head, and the sound collection head passes through fastening screw fixed connection with outer protection box, sound collection head and noise measuring device electric connection, the closing plate is installed to the inboard of outer protection box, and the closing plate rotates with outer protection box to be connected, the closing plate is provided with four groups, and every group comprises the closing plate of two relative settings.

Preferably, the inside of the outer protection box body is provided with a transmission box, the transmission box is fixedly connected with the outer protection box body through a fastening screw, the inside of the transmission box is provided with a driving device, and the driving device is fixedly connected with the transmission box through the fastening screw.

Preferably, a driving gear is mounted on the front end face of the driving device, the driving gear is fixedly connected with the driving device through a connecting shaft, and a driving shaft is arranged inside the outer protection box body.

Preferably, driven gear is installed to the top of drive shaft, and driven gear and drive shaft fixed connection, first transmission gear is installed to the below of drive shaft, and first transmission gear and drive shaft fixed connection.

Preferably, the inside of outer protection box is provided with the worm, the second drive gear is installed to the one end of worm, and second drive gear and worm fixed connection, first drive gear is connected with the second drive gear interlock.

Preferably, the pivot is installed to the one end of closing plate, and pivot and closing plate fixed connection, the worm wheel is installed in the outside of pivot, and worm wheel and pivot fixed connection, the worm wheel is connected with the worm interlock.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model discloses a through the setting of outer protection box, add outer protection box with the outside of adopting the sound head and protect, protect adopting the sound head through outer protection box to it is isolated with rainwater and adopting the sound head, avoid adopting the sound head to be corroded and damage by the rainwater, improve the life of adopting the sound head, thereby make this real-time directional measuring device of broadband noise use safe and reliable more.

2. The utility model discloses a setting through the closing plate, the closing plate is rotatable, the inboard of protecting the box outside simultaneously is provided with eight closing plates altogether, and per two closing plates are a set of, thereby make the closing plate generally can open and be closed like the flabellum, when heavy rain weather appears, it is closed with the closing plate, prevent that a large amount of rainwater from rushing into the inside of protecting the box outside, and when the weather is clear, open the closing plate, make sound get into the outer protection box more easily, the work of adopting the sound of convenient sound head, make in addition the use of protection box more convenient and reliable.

Drawings

FIG. 1 is a schematic overall view of a construction broadband noise real-time directional measurement device according to the present invention;

FIG. 2 is a schematic view of the internal structure of the external protective casing of the present invention;

FIG. 3 is an enlarged schematic view at A of the present invention;

fig. 4 is an enlarged schematic view of the utility model at B.

In the figure: 1. a noise measuring device; 2. connecting the hollow columns; 3. an outer protective box body; 4. a box door; 5. a sealing plate; 6. a transmission case; 7. a drive device; 8. a drive gear; 9. a driven gear; 10. a drive shaft; 11. a sound collection head; 12. a first drive gear; 13. a second transmission gear; 14. a worm; 15. a rotating shaft; 16. a worm gear; 17. a first shaft seat; 18. and a second bearing seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, an embodiment of the present invention is shown: the utility model provides a real-time directional measuring device of construction broadband noise, including noise measuring device 1 and outer protection box 3, the internally mounted of outer protection box 3 has sound collection head 11, sound collection head 11 passes through fastening screw fixed connection with outer protection box 3, sound collection head 11 and noise measuring device 1 electric connection, closing plate 5 is installed to the inboard of outer protection box 3, closing plate 5 rotates with outer protection box 3 to be connected, closing plate 5 is provided with four groups, every group comprises two relative closing plate 5 that set up, connect cavity post 2 in the top of noise measuring device 1 is installed, noise measuring device 1 and outer protection box 3 all with be connected cavity post 2 fixed connection, be provided with chamber door 4 on the preceding terminal surface of noise measuring device 1, chamber door 4 rotates through the hinge with noise measuring device 1 and is connected.

Further, the transmission case 6 is installed inside the outer protection case 3, the transmission case 6 is fixedly connected with the outer protection case 3 through a fastening screw, the driving device 7 is installed inside the transmission case 6, the driving device 7 is fixedly connected with the transmission case 6 through a fastening screw, and the driving device 7 is composed of a motor and a speed reducer.

Furthermore, a driving gear 8 is mounted on the front end face of the driving device 7, the driving gear 8 is fixedly connected with the driving device 7 through a connecting shaft, a driving shaft 10 is arranged inside the outer protection box body 3, and the driving gear 8 is connected with a driven gear 9 in a meshing manner.

Further, driven gear 9 is installed to the top of drive shaft 10, and driven gear 9 and drive shaft 10 fixed connection, and first transmission gear 12 is installed to the below of drive shaft 10, and first transmission gear 12 and drive shaft 10 fixed connection are provided with four first transmission gears 12 on the drive shaft 10.

Further, a worm 14 is arranged inside the outer protection box body 3, a second transmission gear 13 is installed at one end of the worm 14, the second transmission gear 13 is fixedly connected with the worm 14, the first transmission gear 12 is meshed with the second transmission gear 13, four groups of second transmission gears 13 are arranged, each group is two second transmission gears 13 which are oppositely arranged, and each first transmission gear 12 is meshed with two second transmission gears 13.

Further, a rotating shaft 15 is installed at one end of the sealing plate 5, the rotating shaft 15 is fixedly connected with the sealing plate 5, a worm wheel 16 is installed on the outer side of the rotating shaft 15, the worm wheel 16 is fixedly connected with the rotating shaft 15, the worm wheel 16 is connected with the worm 14 in an occlusion mode, a first shaft seat 17 and a second shaft seat 18 are installed inside the transmission box 6 respectively, the first shaft seat 17 and the second shaft seat 18 are fixedly connected with the transmission box 6, the first shaft seat 17 is rotatably connected with the driving shaft 10 through a bearing, and the second shaft seat 18 is used for fixing and supporting the worm 14.

The working principle is as follows: during the use, noise measuring device 1 and the inside sound production head 11 electric connection of outer protection box 3, collect the noise of construction site through sound production head 11, handle and the analysis through noise measuring device 1, come temporarily when the rainwater, start drive arrangement 7, drive arrangement 7 will order about drive gear 8 and rotate, drive gear 8 orders about drive shaft 10 through driven gear 9 and rotates, drive shaft 10 drives first drive gear 12 and rotates, first drive gear 12 drives worm 14 through second drive gear 13 and rotates, worm 14 orders about pivot 15 through worm wheel 16 and rotates, pivot 15 drives closing plate 5 and rotates, thereby coincide a plurality of closing plate 5, the clearance between a plurality of closing plate 5 is closed, thereby keep apart the rainwater, only leave the wearing groove in the top, be used for spreading the noise.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a real-time directional measuring device of construction broadband noise, includes noise measuring device (1) and outer protection box (3), its characterized in that: the utility model discloses a noise reduction device, including outer protection box (3), the internally mounted of outer protection box (3) has sound collection head (11), and sound collection head (11) and outer protection box (3) pass through fastening screw fixed connection, sound collection head (11) and noise measuring device (1) electric connection, closing plate (5) are installed to the inboard of outer protection box (3), and closing plate (5) rotate with outer protection box (3) and are connected, closing plate (5) are provided with four groups, and every group constitutes by two relative closing plate (5) that set up.

2. The real-time directional measurement device for broadband noise in construction according to claim 1, wherein: the utility model discloses a safe and reliable protection device of a motor vehicle, including outer protection box (3), the internally mounted of outer protection box (3) has transmission case (6), and transmission case (6) and outer protection box (3) pass through fastening screw fixed connection, the internally mounted of transmission case (6) has drive arrangement (7), and drive arrangement (7) and transmission case (6) pass through fastening screw fixed connection.

3. The real-time directional measurement device for broadband noise in construction according to claim 2, wherein: install drive gear (8) on drive arrangement's (7) the preceding terminal surface, and drive gear (8) and drive arrangement (7) are through connecting a fixed connection, the inside of outer protection box (3) is provided with drive shaft (10).

4. The real-time directional measurement device of construction broadband noise according to claim 3, wherein: driven gear (9) are installed to the top of drive shaft (10), and driven gear (9) and drive shaft (10) fixed connection, first transmission gear (12) are installed to the below of drive shaft (10), and first transmission gear (12) and drive shaft (10) fixed connection.

5. The real-time directional measurement device of construction broadband noise according to claim 4, wherein: the inside of outer protection box (3) is provided with worm (14), second drive gear (13) are installed to the one end of worm (14), and second drive gear (13) and worm (14) fixed connection, first drive gear (12) and second drive gear (13) interlock are connected.

6. The real-time directional measurement device of construction broadband noise according to claim 5, wherein: pivot (15) are installed to the one end of closing plate (5), and pivot (15) and closing plate (5) fixed connection, worm wheel (16) are installed in the outside of pivot (15), and worm wheel (16) and pivot (15) fixed connection, worm wheel (16) are connected with worm (14) interlock.