CN210321990U

CN210321990U - Environmental noise detection device

Info

Publication number: CN210321990U
Application number: CN201921145467.XU
Authority: CN
Inventors: 张勇; 金瑜浩; 张明
Original assignee: Suzhou Guotai Environmental Testing Co Ltd
Current assignee: Suzhou Guotai Environmental Testing Co Ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-04-14
Anticipated expiration: 2029-07-19

Abstract

The utility model relates to an ambient noise detection device belongs to instrument and meter technical field, and its technical scheme mainly includes noise detection appearance and support, noise detection device still includes the containing box, the containing box includes upper cover and box, set up the chamber of placing that supplies noise detection appearance embedding and the chamber of accomodating that supplies the support embedding in the box, the support includes the telescopic link and sets up in the clamping device of telescopic link one end, the other end of telescopic link with the one end of accomodating the chamber is articulated. The utility model discloses a set up the cavity of placing noise detector and support at the containing box, when the noise detector does not use, can accomodate in the containing box, make noise detector and support convenient to carry.

Description

Environmental noise detection device

Technical Field

The utility model relates to an instrument and meter technical field, in particular to ambient noise detection device.

Background

All sounds that prevent people from normally resting, studying and working and sounds that interfere with the sounds people want to listen to are called noise.

Noise tester, be used for the job site, the instrument of public place's such as square noise detection and test, traditional noise detector is portable generally, during the use, people hand-hold noise detector, with noise detector's input to noise emergence source, through the processing of the inside components and parts of noise detector, thereby detect out the decibel of noise, need carry out the detection of continuation to the noise in a certain place sometimes, for alleviateing people's work load, can set up the support of a fixed noise detector in noise detector below.

In order to solve the above problem, the chinese utility model with the publication number CN207036255U discloses a noise monitor, which comprises a support and a noise detector, wherein the support comprises a clamping support, a telescopic rod and a support frame. Fix the noise detection appearance on the joint holds in the palm and installs on the telescopic link, supports the telescopic link through the support frame to it is fixed to install the noise detection appearance, can place the noise detection appearance in some place that needs carry out the noise detection in order to make things convenient for the noise detection appearance to carry out real-time detection.

But among the above-mentioned technical scheme, need carry noise detection appearance and support usually when changing noise detection position, and the support volume is great relatively, and the support is accomodate comparatively inconveniently when the noise detection appearance does not use, leads to carrying inconveniently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a noise detection device, the device occupation space is little, convenient to carry.

The utility model aims at realizing through the following technical scheme:

the utility model provides an environmental noise detection device, includes noise detector and support, noise detection device still includes the containing box, the containing box includes upper cover and box, set up the chamber of placing that supplies noise detector embedding and the chamber of accomodating that supplies the support embedding in the box, the support includes the telescopic link and sets up in the clamping device of telescopic link one end, the other end of telescopic link with the one end in accomodating the chamber is articulated.

By adopting the technical scheme, the storage box can store the noise detector and the bracket, and when the detector is not used, the bracket and the noise detector can be stored in the storage box, so that the noise detector and the bracket are convenient to carry; and the telescopic link can make the noise detection appearance be located not co-altitude through flexible, makes the staff adjust according to actual conditions, makes the noise detection appearance can collect accurate data better.

The utility model discloses further set up to: the clamping device comprises a group of oppositely arranged side plates, a bottom plate fixedly connected with the side plates and a connecting column located below the bottom plate, and the connecting column is in threaded connection with the telescopic rod.

By adopting the technical scheme, the noise detector is fixed on the telescopic rod through the clamping of the group of side plates and the bottom plate, so that the noise detector is fixed on the clamping device; the clamping device is conveniently connected with the telescopic rod through the threaded connection.

The utility model discloses further set up to: the telescopic link includes the first body of rod and the second body of rod, the first body of rod cup joint in on the second body of rod, the first body of rod with the one end that the second body of rod is adjacent is equipped with a cylinder section of thick bamboo, a cylinder section of thick bamboo has a plurality of elasticity preforming along circumference evenly distributed, cylinder section of thick bamboo overcoat is equipped with shrink ring, shrink ring includes screw thread portion and toper portion, the internal diameter of toper portion diminishes from screw thread portion to the one end that shrink ring is close to the second body of rod gradually, shrink ring and cylinder section of thick bamboo pass through threaded connection.

By adopting the technical scheme, when the shrinkage ring is sleeved on the peripheral surface of the cylindrical barrel and screwed in, the conical part of the shrinkage ring compresses the elastic pressing sheet of the cylindrical barrel, so that the inner side wall of the elastic pressing sheet is abutted against the peripheral surface of the second rod body, and the displacement of the second rod body is limited; when the shrink ring is unscrewed, the conical part of the shrink ring does not compress the elastic pressing sheet of the cylindrical tube any more, so that the inner side wall of the elastic pressing sheet of the cylindrical tube is not abutted to the outer peripheral surface of the second rod body any more, and the second rod body can move relative to the first rod body.

The utility model discloses further set up to: the support is provided with a positioning mechanism, the positioning mechanism comprises a supporting rod hinged to the support and a positioning groove arranged at the bottom of the second groove, and when the support is erected, the other end of the supporting rod is abutted to the positioning groove.

Through adopting above-mentioned technical scheme, when needs use the noise detector, stick up the support, the one end of bracing piece makes the support more stable with the constant head tank looks butt of second recess tank bottom, prevents that the support from empting and influencing the use of noise detector.

The utility model discloses further set up to: one end of the support rod, which is far away from the support, is hinged with a cushion block matched with the positioning groove.

Through adopting above-mentioned technical scheme, when using positioning mechanism, the cushion can inlay the positioning groove in, makes the support more stable, further prevents that the support from empting, stability when improving the noise detector and using.

The utility model discloses further set up to: a cavity is arranged on one side, close to the bottom surface of the box body, in the box body, an opening is formed in the side wall of one side of the box body and communicated with the cavity, and a cover plate capable of opening or closing the opening is covered on the side wall of the box body in a sealing mode.

Through adopting above-mentioned technical scheme, through opening the apron, can pack into the cavity with water, sand or stone as bearing the heavy object, under the effect that bears the heavy object, whole box is more steady, can make the noise detector more stable when the noise detector uses, makes the result that the noise detected also more accurate.

The utility model discloses further set up to: a plurality of first grooves are formed in the bottom surface of the box body, and wear-resistant pads are embedded in the first grooves.

Through adopting above-mentioned technical scheme, the bottom surface of box is with ground direct contact, can produce wearing and tearing after long-time the use, can make the wearing pad outstanding in the bottom surface of box, makes wearing pad and ground direct contact, prevents the bottom surface wearing and tearing of box.

The utility model discloses further set up to: a handle is arranged on one side wall of the box body.

Through adopting above-mentioned technical scheme, the handle can provide the power point of action when mentioning the box for the staff, makes the staff more convenient when removing the box.

To sum up, the utility model discloses a beneficial technological effect does:

1. according to the noise detector, the detection device is provided with the placing cavity for placing the noise detector and the containing cavity for placing the support, so that the noise detector and the support can be contained in the box body together when the noise detector is not used, and the noise detector and the support are very convenient to contain and carry;

2. the telescopic rod comprises a first rod body and a second rod body, wherein a cylindrical barrel is arranged on the first rod body, a plurality of elastic pressing sheets are uniformly distributed on the cylindrical barrel along the circumferential direction, a contraction ring is sleeved outside the cylindrical barrel, the minimum inner diameter of the contraction ring is smaller than that of the cylindrical barrel, and after the contraction ring is matched with the elastic pressing sheets on the cylindrical barrel, the second rod body is tightly connected with the first rod body to limit the displacement of the second rod body; after the cooperation of the contraction ring and the elastic pressing sheet on the cylindrical barrel is cancelled, the second rod body can move relative to the first rod body, so that the expansion rod extends or contracts;

3. this application sets up the bracing piece through the outer peripheral face at the support, and the one end of bracing piece is equipped with can with constant head tank matched with cushion, sticks up the back at the support, during the cushion embedding constant head tank on the bracing piece, provides the holding power for the support, makes the support remain stable, prevents that the noise detector on the support from dropping.

Drawings

FIG. 1 is a schematic structural view of a storage box;

FIG. 2 is a top view of the storage case;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is an exploded view of the wear pad and plug at the bottom of the storage bin;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 6 is an exploded view of the telescoping pole;

FIG. 7 is an enlarged view of C in FIG. 6;

FIG. 8 is a front view of a portion of the telescoping pole;

fig. 9 is a cross-sectional view of D-D in fig. 8.

In the figure, 1, a storage box; 2. a noise detector; 10. an upper cover; 20. a box body; 21. a placement chamber; 22. a receiving cavity; 221. positioning a groove; 23. a support; 231. a clamping device; 2311. a side plate; 2312. a base plate; 2313. connecting columns; 232. a support bar; 2321. cushion blocks; 233. a telescopic rod; 2331. a first rod body; 2332. a second rod body; 2333. a shrink ring; 23331. a threaded portion; 23332. a tapered portion; 2334. a cylindrical barrel; 23341. elastic tabletting; 23341. a gap; 24. a handle; 25. a cover plate; 251. a second groove; 26. a cavity; 261. a through hole; 2611. a plug; 262. an opening; 27. a first groove; 271. a wear pad; 28. a positioning mechanism.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, an environmental noise detection device, includes noise detector 2, support 23 and containing box 1, and containing box 1 includes upper cover 10 and box 20, and upper cover 10 is articulated mutually with a border of box 20, and box 20 has seted up the chamber of placing 21 that supplies noise detector 2 embedding and has supplied the chamber of accomodating 22 of support 23 embedding.

Referring to fig. 2 and 3, a cavity 26 is formed in one side of the box body 20 close to the bottom surface of the box body 20, a load-bearing object such as water, sand, stone, etc. can be contained in the cavity 26, an opening 262 is formed in the side of the box body 20 where the cavity 21 is located, the opening 262 is communicated with the cavity 26, a cover plate 25 capable of opening or closing the opening 262 is covered at the opening 262, and the cover plate 25 is hinged to one side wall of the opening 262.

Referring to fig. 4, the bottom surface of the case 20 is provided with a through hole 261 communicating with the cavity 26, the through hole 261 is provided with a plug 2611 capable of blocking the through hole 261, the plug 2611 is in a circular truncated cone shape, when in use, one end with a smaller bottom surface area plugs the through hole 261, so that the plug 2611 is in interference fit with the through hole 261, and when water in the cavity 26 needs to be discharged, the plug 2611 is pulled out.

The bottom surface of the box body 20 is provided with four first grooves 27, the wear-resistant pads 271 are embedded in the first grooves 27, the wear-resistant pads 271 protrude out of the bottom surface of the box body 20, and the length of the plug 2611 protruding out of the bottom surface of the box body 20 is smaller than the length of the wear-resistant pads 271 protruding out of the bottom surface of the box body 20, so that when the box body 20 is placed on the ground, the wear-resistant pads 271 can be in contact with the ground.

Referring to fig. 5 and 6, the bracket 23 includes a telescopic rod 233 and a clamping device 231 disposed at one end of the telescopic rod 233, the other end of the telescopic rod 233 is hinged to one end of the accommodating cavity 22, and the hinged telescopic rod 233 is spaced from the bottom of the accommodating cavity 22 by a distance, so that the telescopic rod 233 does not interfere with the accommodating cavity 22 when rotating.

The clamping device 231 comprises a group of oppositely arranged side plates 2311, a bottom plate 2312 fixedly connected with the side plates 2311 and a connecting column 2313 positioned below the bottom plate 2312, the side plates 2311 are made of elastic materials, and the connecting column 2313 can be in threaded connection with the telescopic rod 233, so that the clamping device 231 is fixed on the telescopic rod 233.

The support 23 is provided with a positioning mechanism 28, the positioning mechanism 28 includes a support rod 232 hinged to the support 23 and a positioning groove 221 arranged at the bottom of the cavity 22, the support rod 232 is hinged to the outer peripheral surface of the first rod 2331, the other end of the support rod 232 is hinged to a cushion block 2321, and when the support 23 is erected, the cushion block 2321 on the support rod 232 can abut against the positioning groove 221 to provide a supporting force for the support 23 and prevent the support 23 from toppling.

Referring to fig. 6 and 7, the telescopic rod 233 includes a first rod body 2331 and a second rod body 2332, both the first rod body 2331 and the second rod body 2332 are hollow rods, an inner diameter of the first rod body 2331 is larger than an outer diameter of the second rod body 2332, so that the first rod body 2331 can be sleeved on the second rod body 2332, a cylindrical barrel 2334 is integrally arranged at one end of the first rod body 2331 adjacent to the second rod body 2332, an external thread is arranged outside the cylindrical barrel 2334, a plurality of elastic pressing plates 23341 are circumferentially distributed on the cylindrical barrel 2334, and a gap 23342 is arranged between the adjacent elastic pressing plates 23341, so that the elastic pressing plates 23341 can elastically move in a radial direction of the cylindrical barrel 2334.

Referring to fig. 8 and 9, the cylindrical barrel 2334 is sleeved with a shrink ring 2333, a threaded portion 23331 and a tapered portion 23332 are sequentially arranged on the inner circumferential surface of the shrink ring 2333 along the axial direction, the shrink ring 2333 is in threaded connection with the external thread of the cylindrical barrel 2334 through the threaded portion 23331, and the inner diameter of the tapered portion 23332 is gradually reduced from the threaded portion 23331 to the end of the shrink ring 2333 close to the second rod body 2332.

When the threaded portion 23331 of the shrink ring 2333 is engaged with the cylindrical barrel 2334 to be screwed slowly, the tapered portion 23332 of the shrink ring 2333 is contacted with the elastic pressing plate 23341, and the elastic pressing plate 23341 is gradually moved toward the axial center of the cylindrical barrel 2334 under the pressing of the tapered portion 23332 until the elastic pressing plate 23341 is abutted against the second rod 2332, so that the second rod 2332 cannot move relative to the first rod 2331, and the first rod 2331 and the second rod 2332 are fixed relatively.

The utility model discloses during the use, when noise detector 2 does not use, clamping device 231 is fixed in on telescopic link 233, and clamping device 231 places together in accomodating chamber 22 with telescopic link 233, and noise detector 2 places in placing chamber 21. When the water-saving box is needed to be used, the upper cover 10 is opened, the cover plate 25 is opened again, and heavy objects such as water, sand, stones and the like can be placed in the cavity 26, water is poured into the cavity 26 from the opening 262, so that the overall gravity of the box body 20 is improved, and the box body 20 is prevented from being blown down by wind.

Then, the bracket 23 is turned upwards to make the bracket 23 upright, the contracting ring 2333 is unscrewed, the tapered portion 23332 of the contracting ring 2333 no longer presses the elastic pressing piece 23341 of the cylinder 2334, the inner side wall of the elastic pressing piece 23341 of the cylinder 2334 is not abutted to the outer circumferential surface of the second rod body 2332, the second rod body 2332 is pulled, the telescopic rod 233 is lengthened, the telescopic rod 233 is screwed after the telescopic rod 233 is lengthened, the contracting ring 2333 is screwed, the tapered portion 23332 of the contracting ring 2333 presses the elastic pressing piece 23341 of the cylinder, the inner side wall of the elastic pressing piece 23341 is abutted to the outer circumferential surface of the second rod body 2332, the displacement of the second rod body 2322 is limited, the cushion block 2321 on the supporting rod 232 is abutted to the positioning groove 221, the noise detector 2 is embedded on the clamping device 231, and the input end of the noise detector 2 can be abutted to noise by rotating the connecting column 231.

After use, the two side plates 2311 on the clamping device 231 are broken, the noise detector 2 is detached from the clamping device 231 and placed in the placing cavity 21, the shrink ring 2333 is unscrewed, the constraint of the first rod 2331 on the second rod 2332 is released, the second rod 2332 can move and move downwards to be received in the first rod 2331, then the matching of the support rod 232 and the positioning groove 221 is released, the support 23 can rotate and be received in the receiving cavity 22, finally, the plug 2611 at the bottom of the box body 20 is pulled out, water in the cavity 26 flows out to cover the upper cover 10, and the whole receiving box 1 can be lifted away through the handle 24 on the side wall of the box body 20, so that the noise detector is convenient to move and carry.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an environmental noise detection device, includes noise detector (2) and support (23), its characterized in that, noise detection device still includes containing box (1), containing box (1) includes upper cover (10) and box (20), set up in box (20) and supply the chamber (21) of placing of noise detector (2) embedding and supply the chamber (22) of accomodating of support (23) embedding, support (23) include telescopic link (233) and set up in clamping device (231) of telescopic link (233) one end, the other end of telescopic link (233) with the one end of accomodating chamber (22) is articulated.

2. The ambient noise detection device as claimed in claim 1, wherein the clamping device (231) comprises a set of side plates (2311) arranged oppositely, a bottom plate (2312) fixedly connected with the side plates (2311) and a connecting column (2313) positioned below the bottom plate (2312), and the connecting column (2313) is in threaded connection with the telescopic rod (233).

3. The ambient noise detection device as claimed in claim 1, wherein the telescopic rod (233) comprises a first rod body (2331) and a second rod body (2332), the first rod body (2331) is sleeved on the second rod body (2332), a cylindrical tube (2334) is arranged at one end of the first rod body (2331) adjacent to the second rod body (2332), a plurality of elastic pressing sheets (23341) are uniformly distributed along the circumferential direction of the cylindrical tube (2334), a contraction ring (2333) is sleeved outside the cylindrical tube (2334), the contraction ring (2333) comprises a threaded portion (23331) and a tapered portion (23332), the inner diameter of the tapered portion (23332) is gradually reduced from the threaded portion (23331) to one end of the contraction ring (2333) close to the second rod body (2332), and the contraction ring (2333) is connected with the cylindrical tube (2334) through a thread.

4. The ambient noise detection device according to claim 1, wherein the support (23) is provided with a positioning mechanism (28), the positioning mechanism (28) comprises a support rod (232) hinged to the support (23) and a positioning groove (221) arranged at the bottom of the accommodating cavity (22), and when the support (23) is erected, the other end of the support rod (232) abuts against the positioning groove (221).

5. The ambient noise detecting device as recited in claim 4, wherein the other end of the supporting rod (232) is hinged to a pad (2321) matched with the positioning groove (221).

6. The ambient noise detection device according to claim 1, wherein a cavity (26) is disposed at a side of the inside of the case (20) close to the bottom surface of the case (20), an opening (262) is disposed at a side wall of the case (20) and communicates with the cavity (26), and a cover plate (25) capable of opening or closing the opening (262) is covered on the side wall of the case (20).

7. The ambient noise detection device according to claim 1, wherein a plurality of first grooves (27) are formed in the bottom surface of the box body (20), and wear pads (271) are embedded in the first grooves (27).

8. The ambient noise detecting device according to claim 1, wherein a handle (24) is provided on a side wall of the case (20).