CN210346904U

CN210346904U - Improved generation hand-held type noise measurement device

Info

Publication number: CN210346904U
Application number: CN201921538814.5U
Authority: CN
Inventors: 杨阳; 梁赛赛; 万秋燕; 曹磊; 任淑洁
Original assignee: Nantong Haili Environmental Testing Co Ltd
Current assignee: Nantong Haili Environmental Testing Co Ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-04-17
Anticipated expiration: 2029-09-17

Abstract

The utility model relates to the technical field of noise measurement, and discloses an improved handheld noise measurement device, wherein a dust cap is fixedly arranged on the upper surface of a noise measurement instrument, a selection button display screen is fixedly arranged on the front surface of the noise measurement instrument from top to bottom respectively, waterproof components are fixedly arranged on the two sides and the rear surface of the noise measurement instrument, and anti-falling components are fixedly arranged on the bottom of the noise measurement instrument, the noise measurement instrument can be effectively protected by the anti-falling components, the noise measurement instrument is prevented from falling and damaging by a worker when the noise measurement instrument is improperly used, a spring and a buffer cushion are arranged between a first buffer board and a second buffer board, the noise measurement instrument is effectively protected, the waterproof components can play a waterproof role on the noise measurement instrument, an insulating board is arranged outside a waterproof film, and the insulating board can protect the handheld personnel, the noise measuring instrument is prevented from generating electric leakage phenomenon when in use, and harms the hand-held personnel.

Description

Improved generation hand-held type noise measurement device

Technical Field

The utility model relates to a noise measurement technical field specifically is an improved generation hand-held type noise measurement device.

Background

The noise measuring instrument is the most basic instrument in noise measurement, and converts sound into an electric signal by a microphone, then impedance is converted by a preamplifier, so that the microphone is matched with an attenuator, the amplifier adds an output signal to a network, frequency weighting is carried out on the signal, then the signal is amplified to a certain amplitude value by the attenuator and the amplifier, and the signal is sent to an effective value detector, thereby effectively measuring the noise.

However, present noise measurement appearance does not prevent falling the setting, if the staff falls to the ground with noise measurement appearance when using by accident, will make noise measurement appearance damage, and noise measurement appearance does not have waterproof insulating setting, if noise measurement appearance takes place the electric leakage condition and will cause the injury to the staff in the use. Accordingly, one skilled in the art provides an improved handheld noise measuring device to solve the above-mentioned problems of the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved generation hand-held type noise measurement device 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 an improved generation hand-held type noise measurement device, includes noise measurement appearance, fixed mounting at the dust cap of the upper surface of noise measurement appearance, the fixed selection button that sets up at the front surface of noise measurement appearance and the fixed display screen that sets up the below that is close to the selection button at the front surface of noise measurement appearance, the both sides and the back fixed surface of noise measurement appearance are installed waterproof component, and the bottom fixed mounting of noise measurement appearance has and prevents falling the subassembly.

As a further aspect of the present invention: the anti-falling component comprises a first buffer plate, a second screw, a second buffer plate, a connecting piece, a first groove, a spring, a second groove and a buffer cushion, the second screw is installed in the two sides of the first buffer plate in a rotating mode, the second buffer plate is arranged below the first buffer plate, the first groove is formed in the upper surface of the second buffer plate, the connecting piece is installed in the first groove in a penetrating mode, the other end of the connecting piece is fixedly installed on the lower surface of the first buffer plate, the second groove is formed in one side, close to the first groove, of the upper surface of the second buffer plate, the spring is installed in the inner embedding of the second groove, the lower surface of the first buffer plate is installed in the other end of the spring in an embedding mode, and the buffer cushion is fixedly installed on one side, close to the second groove, of the upper surface of the second buffer plate.

As a further aspect of the present invention: the spring horizontal direction is provided with 8, and the spring is provided with 4 rows in the vertical direction.

As a further aspect of the present invention: the connecting piece activity sets up in the inside of first recess, and the connecting piece is the T font setting, the connecting piece is provided with 4, and connecting piece symmetric distribution is at the lower surface of first buffer board.

As a further aspect of the present invention: first buffer board is the setting of U type, the blotter is the rectangle setting, and the quantity of blotter is 7, the blotter is rubber materials.

As a further aspect of the present invention: the waterproof assembly comprises first screws, an anti-skid layer, an insulation board and a waterproof film, the first screws are fixedly arranged on two sides of the insulation board, the waterproof film is fixedly arranged on the inner side of the insulation board, and the anti-skid layer is arranged on the outer side of the insulation board.

As a further aspect of the present invention: the insulation board is U type setting, the waterproof membrane also is U type setting, and the waterproof membrane is polyvinyl chloride material.

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

1. the utility model discloses a set up and prevent falling the subassembly, can effectually protect the noise measurement appearance, prevent that the staff from leading to the noise measurement appearance to drop and causing the damage when misuse, and be provided with spring and cushion between first buffer board and the second buffer board, can increase the dynamics of buffering, play more effectual protection to the noise measurement appearance, and prevent falling the subassembly and install and fix through the second screw, make things convenient for it to dismantle the installation.

2. Through setting up waterproof component, can play waterproof effect to the noise measurement appearance, and be provided with the insulation board in the outside of water proof membrane, can protect handheld personnel through the insulation board, prevent that the noise measurement appearance from taking place electric leakage phenomenon in the use, cause the injury to handheld personnel, and the outside of insulation board is provided with the skid resistant course, and the skid resistant course can the effectual stability of taking of handheld personnel to the noise measurement appearance of increase.

Drawings

FIG. 1 is a schematic diagram of an improved hand-held noise measurement device;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of a collision avoidance module in an improved handheld noise measuring device.

In the figure: 1. a waterproof assembly; 2. a fall-resistant assembly; 3. a dust cap; 4. a selection button; 5. a display screen; 6. a noise determinator; 11. a first screw; 12. an anti-slip layer; 13. an insulating plate; 14. a water-resistant film; 21. a first buffer plate; 22. a second screw; 23. a second buffer plate; 24. a connecting member; 25. a first groove; 26. a spring; 27. a second groove; 28. a cushion pad.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, an improved handheld noise measuring device includes a noise measuring device 6, a dust cap 3 fixedly installed on an upper surface of the noise measuring device 6, a selection button 4 fixedly installed on a front surface of the noise measuring device 6, and a display screen 5 fixedly installed on the front surface of the noise measuring device 6 below the selection button 4, waterproof components 1 are fixedly installed on two sides and a rear surface of the noise measuring device 6, each waterproof component 1 includes a first screw 11, an anti-slip layer 12, an insulating plate 13 and a waterproof film 14, the first screw 11 is fixedly installed on two sides of the insulating plate 13, the waterproof film 14 is fixedly installed on an inner side of the insulating plate 13, the anti-slip layer 12 is installed on an outer side of the insulating plate 13, the insulating plate 13 is U-shaped, the waterproof film 14 is also U-shaped, and the waterproof film 14 is made of polyvinyl chloride, by installing the waterproof component 1, can play waterproof effect to noise measurement appearance 6, and be provided with insulation board 13 in waterproof membrane 14's outside, can protect handheld personnel through insulation board 13, prevent that noise measurement appearance 6 from taking place electric leakage phenomenon in the use, cause the injury to handheld personnel, and insulation board 13's the outside is provided with skid resistant course 12, and skid resistant course 12 can the effectual stability of handheld personnel of increase to noise measurement appearance 6 and take.

In fig. 2: the bottom of the noise tester 6 is fixedly provided with an anti-falling component 2, the anti-falling component 2 comprises a first buffer plate 21, a second screw 22, a second buffer plate 23, a connecting piece 24, a first groove 25, a spring 26, a second groove 27 and a buffer pad 28, the second screw 22 is rotatably arranged on two sides of the first buffer plate 21, the second buffer plate 23 is arranged below the first buffer plate 21, the upper surface of the second buffer plate 23 is provided with the first groove 25, the connecting piece 24 is arranged inside the first groove 25 in a penetrating way, the connecting piece 24 is movably arranged inside the first groove 25, the connecting pieces 24 are arranged in a T shape, the connecting pieces 24 are provided with 4 connecting pieces 24, the connecting pieces 24 are symmetrically distributed on the lower surface of the first buffer plate 21, the other end of the connecting piece 24 is fixedly arranged on the lower surface of the first buffer plate 21, one side, close to the first groove 25, of the upper surface of the second buffer plate 23 is provided with the second groove 27, springs 26 are embedded in the second groove 27, 8 springs 26 are horizontally arranged, 4 rows of springs 26 are vertically arranged, the other end of each spring 26 is embedded in the lower surface of the first buffer plate 21, one side, close to the second groove 27, of the upper surface of the second buffer plate 23 is fixedly provided with a buffer 28, the first buffer plate 21 is in a U-shaped arrangement, the buffer 28 is in a rectangular arrangement, the number of the buffers 28 is 7, the buffer 28 is made of rubber materials, the noise tester 6 can be effectively protected by arranging the anti-falling component 2, the noise tester 6 is prevented from falling and being damaged when the noise tester is improperly used by a worker, the springs 26 and the buffer 28 are arranged between the first buffer plate 21 and the second buffer plate 23, the buffering force can be increased, the noise tester 6 is more effectively protected, and the anti-falling component 2 is installed and fixed through the second screws 22, the disassembly and assembly are convenient.

The utility model discloses a theory of operation is: when the anti-falling component 2 is used, the first buffer plate 21 is fixed on the lower surface of the noise tester 6 through the first screw 22 by the first buffer plate 21 in the anti-falling component 2, the second buffer plate 23 is fixedly connected at the bottom of the first buffer plate 21 through the connecting piece 24, the spring 26 is embedded and installed on the lower surface of the first buffer plate 21 and the upper surface of the second buffer plate 23, the buffer pad 28 is fixedly installed on the upper surface of the second buffer plate 23, when the noise tester 6 falls on the ground, the connecting piece 24 moves in the first groove 25 formed on the upper surface of the second buffer plate 23, so that the second buffer plate 23 moves towards the first buffer plate 21, the spring 26 arranged in the middle position of the first buffer plate 21 and the second buffer plate 23 is deformed, thereby effectively playing a buffer role, when the second buffer plate 23 moves towards the first buffer plate 21, the spring 26 deforms, the buffer cushion 28 arranged on one side of the spring 26 is extruded and has a buffering effect on the first buffer plate 21 and the second buffer plate 23, the anti-falling component 2 is arranged, the noise measuring instrument 6 can be effectively protected, the noise measuring instrument 6 is prevented from falling and being damaged when a worker uses the noise measuring instrument improperly, the spring 26 and the buffer cushion 28 are arranged between the first buffer plate 21 and the second buffer plate 23, the buffering force can be increased, the noise measuring instrument 6 is more effectively protected, the insulating plate 13 is fixed on the rear surface and two sides of the noise measuring instrument 6 through the first screw 11, the insulating plate 13 is in a U-shaped arrangement, the waterproof film 14 is arranged on the inner side of the insulating plate 13, the anti-skid layer 12 is arranged on the outer side of the insulating plate 13, when the worker holds the noise measuring instrument 6, the anti-skid layer 12 can play an anti-skid role on the hand of the worker, make it more comfortable when taking noise measurement appearance 6, and the waterproof layer sets up for the U type, can effectually carry out waterproof effect to noise measurement appearance 6, prevent that it from intaking and lead to the damage of noise measurement appearance 6, insulation board 13 can protect the personnel of handing, prevent that noise measurement appearance 6 from taking place electric leakage phenomenon in the use, cause the injury to the handheld personnel, thereby effectually protect noise measurement appearance 6 through preventing falling the setting of subassembly 2 and waterproof component 1.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an improved generation hand-held type noise measurement device, includes noise measurement appearance (6), fixed mounting at dustproof cap (3) of the upper surface of noise measurement appearance (6), fixed setting is at selection button (4) of the front surface of noise measurement appearance (6) and fixed setting are close to display screen (5) of the below of selection button (4) at the front surface of noise measurement appearance (6), its characterized in that, the both sides and the rear surface fixed mounting of noise measurement appearance (6) have waterproof component (1), and the bottom fixed mounting of noise measurement appearance (6) prevents falling subassembly (2).

2. The improved handheld noise measuring device according to claim 1, wherein the anti-falling component (2) comprises a first buffer plate (21), a second screw (22), a second buffer plate (23), a connecting member (24), a first groove (25), a spring (26), a second groove (27) and a buffer pad (28), wherein the second screw (22) is rotatably installed on two sides of the first buffer plate (21), the second buffer plate (23) is arranged below the first buffer plate (21), the first groove (25) is formed in the upper surface of the second buffer plate (23), the connecting member (24) is installed in the first groove (25) in a penetrating manner, the other end of the connecting member (24) is fixedly installed on the lower surface of the first buffer plate (21), the second groove (27) is formed in one side, close to the first groove (25), of the upper surface of the second buffer plate (23), the spring (26) is embedded in the second groove (27), the other end of the spring (26) is embedded in the lower surface of the first buffer plate (21), and a buffer cushion (28) is fixedly mounted on one side, close to the second groove (27), of the upper surface of the second buffer plate (23).

3. An improved handheld noise-measuring device according to claim 2, characterized in that said springs (26) are arranged in 8 rows horizontally and said springs (26) are arranged in 4 rows vertically.

4. The improved handheld noise measuring device according to claim 2, wherein the connecting members (24) are movably disposed inside the first groove (25), the connecting members (24) are disposed in a T-shape, the number of the connecting members (24) is 4, and the connecting members (24) are symmetrically distributed on the lower surface of the first buffer plate (21).

5. An improved handheld noise measuring device according to claim 2, characterized in that said first bumper plate (21) is U-shaped, said bumper pads (28) are rectangular shaped, and the number of bumper pads (28) is 7, said bumper pads (28) being of rubber material.

6. The improved handheld noise measuring device according to claim 1, wherein the waterproof assembly (1) comprises first screws (11), an anti-slip layer (12), an insulating plate (13) and a waterproof membrane (14), the first screws (11) are fixedly arranged on two sides of the insulating plate (13), the waterproof membrane (14) is fixedly arranged on the inner side of the insulating plate (13), and the anti-slip layer (12) is arranged on the outer side of the insulating plate (13).

7. An improved handheld noise measuring device according to claim 6, characterized in that said insulating plate (13) is U-shaped, said waterproofing membrane (14) is also U-shaped and the waterproofing membrane (14) is of polyvinyl chloride material.