CN218545891U

CN218545891U - Portable noise tester

Info

Publication number: CN218545891U
Application number: CN202221790495.9U
Authority: CN
Inventors: 李勇
Original assignee: Suzhou Hino Electric Co ltd
Current assignee: Suzhou Hino Electric Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2023-02-28
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a portable noise tester, including the tester face-piece, the detection head is installed at the top of tester face-piece, the internally mounted of tester face-piece has the circuit board, display screen and button district are installed respectively to the leading flank below of tester face-piece, the surface rotation of tester face-piece installs the safety cover, when carrying, presses down the locking fixture block, and the spring will be compressed this moment, then folds the safety cover to the upper end face contact of the left end bottom of messenger's safety cover and fixed block loosens the locking fixture block, and the locking fixture block will rotate clockwise under the effect of spring, and the locking fixture block will butt the up end at the lug this moment, thereby fixes a position the safety cover, protects the detection head through the safety cover, effectively avoids the detection head to appear colliding with the damage condition, and the safety cover rotates and installs on the tester face-piece, can avoid the safety cover to appear omitting the condition.

Description

Portable noise tester

Technical Field

The utility model relates to a noise tester technical field specifically is a portable noise tester.

Background

The noise tester is also called noise tester, and is used for noise detection and testing in public places such as work sites, squares and the like. Noise pollution is one of the environmental pollutants with great influence, and high-decibel noise can even cause serious damage to the eardrum of a human body, so that hearing loss and the like are caused. The application of the noise tester can provide decibels of noise to take relevant measures to control and reduce the noise. The measuring unit of the sound size is decibel, and the professional noise tester has a high-sensitivity sensor, high precision and wide application range, and can be widely used for measuring the noise in various environments.

The existing noise tester has a great defect in the aspect of protection of a test element, and the test element is easy to collide and damage when being carried.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable noise tester to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a portable noise tester, includes the tester face-piece, the detection head is installed at the top of tester face-piece, the internally mounted of tester face-piece has the circuit board, the display screen is installed respectively and is pressed the button district to the leading flank below of tester face-piece, the surface of tester face-piece rotates installs the safety cover, surface one side fixedly connected with lug of safety cover, the left end face fixedly connected with fixed plate of tester face-piece, the left end face of fixed plate rotates and is connected with the locking fixture block, be connected with the spring between locking fixture block and the tester face-piece, locking fixture block and lug butt.

Preferably, the inner wall of the protective cover is provided with a water-absorbing sponge layer.

Preferably, the left end face and the right end face of the tester face shell are both provided with inwards-concave holding grooves, and the outer surfaces of the holding grooves are wrapped with anti-skidding rubber layers.

Preferably, the bottom of the tester surface shell is provided with a battery placing area, and the battery placing area is buckled with a sealing cover.

Preferably, the bottom end face of the sealing cover is fixedly connected with a connecting block.

Preferably, four groups of corners of the outer surface of the circuit board are all slidably provided with sliding columns in a penetrating mode, the front end and the rear end of each sliding column are fixedly connected with the inner front side wall and the inner rear side wall of the tester face shell respectively, damping rubber sleeves are slidably arranged on the front side and the rear side of the outer surface of each sliding column, and the damping rubber sleeves are abutted to the outer surface of the circuit board.

Compared with the prior art, the beneficial effects of the utility model are that: the portable noise tester is convenient to use and simple in structure, when the portable noise tester is carried, the locking clamping block is pressed, the spring is compressed at the moment, the protective cover is folded, the bottom of the left end of the protective cover is in contact with the upper end face of the fixed block, the locking clamping block is loosened, the locking clamping block rotates clockwise under the action of the spring, the locking clamping block abuts against the upper end face of the convex block at the moment, the protective cover is positioned, the detection head is protected through the protective cover, the situation that the detection head is damaged by collision is effectively avoided, and the protective cover is rotatably arranged on the tester face shell, so that the situation that the protective cover is omitted can be avoided; the arranged water-absorbing sponge layer can absorb water vapor, so that the detection head is further protected; the arranged holding groove can be convenient for a person to hold the tester, and the arranged anti-slip rubber layer can avoid the situation of hand slip when the person holds the tester; the vibration generated by the damping rubber sleeve during carrying can be prevented from affecting the use of the circuit board, and the service life of the tester is prolonged again.

Drawings

FIG. 1 is a schematic front sectional view of a main structure of a portable noise tester;

fig. 2 is a schematic front view of a main structure of a portable noise tester.

In the figure: 1-a detector face shell, 2-a damping rubber sleeve, 3-an anti-skid rubber layer, 4-a battery placing area, 5-a sealing cover, 6-a connecting block, 7-a holding groove, 8-a spring, 9-a locking clamping block, 10-a bump, 11-a fixing plate, 12-a water-absorbing sponge layer, 13-a detection head, 14-a protective cover, 15-a sliding column, 16-a circuit board, 17-a key area and 18-a display screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: please refer to fig. 1-2, a portable noise tester, includes tester face-piece 1, test head 13 is installed at the top of tester face-piece 1, the internally mounted of tester face-piece 1 has circuit board 16, display screen 18 and button area 17 are installed respectively to tester face-piece 1's leading flank upper and lower side, tester face-piece 1's surface rotates installs safety cover 14, surface one side fixedly connected with lug 10 of safety cover 14, tester face-piece 1's left end fixedly connected with fixed plate 11, the left end face of fixed plate 11 rotates and is connected with locking fixture block 9, be connected with spring 8 between locking fixture block 9 and tester face-piece 1, locking fixture block 9 and lug 10 butt.

When carrying, press locking fixture block 9, spring 8 will be compressed this moment, then fold safety cover 14, and make the left end bottom of safety cover 14 and the up end contact of fixed block 11, loosen locking fixture block 9, locking fixture block 9 will clockwise rotation under spring 8's effect, locking fixture block 9 this moment is with the butt at the up end of lug 10, thereby fix a position safety cover 14, protect detection head 13 through safety cover 14, effectively avoid detecting head 13 and appear the damage condition of colliding with, and safety cover 14 rotates and installs on tester panel shell 1, can avoid safety cover 14 to appear omitting the condition.

Wherein, the inner wall of safety cover 14 is provided with the sponge layer 12 that absorbs water, and the sponge layer 12 that absorbs water that sets up can absorb steam, further protects detection head 13.

The tester face shell 1 is characterized in that the left end face and the right end face of the tester face shell 1 are both provided with inwards-sunken holding grooves 7, the outer surface of each holding groove 7 is wrapped with an anti-slip rubber layer 3, the holding grooves 7 are arranged so that a person can hold the tester, and the anti-slip rubber layers 3 can avoid the situation that the hand slips when the person holds the tester.

The bottom of the tester face shell 1 is provided with a battery placing area 4, the battery placing area 4 is buckled with a sealing cover 5, and the battery placing area 4 is used for placing batteries.

Wherein, the bottom end face fixedly connected with connecting block 6 of sealed lid 5, the connecting block 6 that sets up can be convenient for personnel to pull out sealed lid 5.

Example 2: referring to fig. 1 to 2, a portable noise tester is different from embodiment 1 in that four sets of corners on the outer surface of a circuit board 16 are slidably provided with sliding posts 15, the front and rear ends of each sliding post 15 are fixedly connected to the front and rear inner side walls of a tester panel housing 1, the front and rear sides of the outer surface of each sliding post 15 are slidably provided with a damping rubber sleeve 2, and the damping rubber sleeves 2 abut against the outer surface of the circuit board 16.

The vibration generated by carrying can be prevented from influencing the use of the circuit board 16 through the damping rubber sleeve 2, and the service life of the tester is prolonged again.

In the present invention, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only the terms determined for convenience of describing the structural relationship of each component or element of the present invention, and are not specific to any component or element of the present invention, and are not to be construed as limiting the present invention.

Claims

1. The utility model provides a portable noise tester, includes tester face-piece (1), its characterized in that: the utility model discloses a test instrument, including tester face shell (1), display screen (18) and button area (17), the internal mounting of tester face shell (1) has circuit board (16), display screen (18) and button area (17) are installed respectively to the leading flank of tester face shell (1) from top to bottom, the surface rotation of tester face shell (1) installs safety cover (14), surface one side fixedly connected with lug (10) of safety cover (14), the left end face fixedly connected with fixed plate (11) of tester face shell (1), the left end face of fixed plate (11) rotates and is connected with locking fixture block (9), be connected with spring (8) between locking fixture block (9) and tester face shell (1), locking fixture block (9) and lug (10) butt.

2. The portable noise tester of claim 1, wherein: the inner wall of the protective cover (14) is provided with a water-absorbing sponge layer (12).

3. A portable noise tester according to claim 2, wherein: the tester face shell (1) is characterized in that the left end face and the right end face of the tester face shell (1) are respectively provided with an inwards-concave holding groove (7), and the outer surface of each holding groove (7) is wrapped with an anti-slip rubber layer (3).

4. A portable noise tester according to claim 3, wherein: the bottom of tester face-piece (1) is provided with battery and places district (4), the lock in battery placement area (4) has sealed lid (5).

5. The portable noise tester of claim 4, wherein: the bottom end face of the sealing cover (5) is fixedly connected with a connecting block (6).

6. The portable noise tester of claim 5, wherein: four sets of corners of the surface of circuit board (16) all slide and wear to be equipped with traveller (15), both ends around traveller (15) respectively with tester face-piece (1) in front and back lateral wall fixed connection, the side all slides around the surface of traveller (15) has damping rubber cover (2), damping rubber cover (2) butt is at the surface of circuit board (16).