CN210862909U

CN210862909U - Portable noise detector

Info

Publication number: CN210862909U
Application number: CN202020769978.5U
Authority: CN
Inventors: 杨琨; 张金玉
Original assignee: Shandong Huayi Detection Co ltd
Current assignee: Shandong Huayi Detection Co ltd
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2020-06-26
Anticipated expiration: 2030-05-12

Abstract

The utility model discloses a portable noise detector, including detector body and detection head, the top fixedly connected with screw thread section of thick bamboo of detector body, and the top of screw thread section of thick bamboo installs the detection head, the outer terminal surface top both sides of screw thread section of thick bamboo all are rotated through the pivot and are connected with the rotation dustcoat, the opposite side fixedly connected with elasticity cloth cover of rotating the dustcoat, and the inboard of elasticity cloth cover is provided with the soundproof cotton, the outer terminal surface of screw thread section of thick bamboo closes soon through the screw thread and is connected with and revolves the cover, and revolves the top of cover and rotate through the bearing housing and be connected with solid fixed ring. The utility model discloses in, at first, revolve the cover through rotating to drive the open-top portion that rotates the dustcoat through the transmission bull stick and expand or reduce, thereby promoted the device and carried out the performance that inseparable noise detected to the different scopes of same angle, secondly, adopt integrated configuration, thereby accomplish the fixed of the appointed angle to the detector body and place, promote the detector body and place the convenience of adjusting.

Description

Portable noise detector

Technical Field

The utility model relates to a noise detector technical field especially relates to a portable noise detector.

Background

The noise detector is used for noise detection and test 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 detector can provide decibels of noise so as to take relevant measures to control and reduce the noise.

The traditional handheld portable noise detector still has the following defects: firstly, noise detector carries out noise detection to each position of noise detector head whole mostly when using, if need detect appointed position, be difficult to control noise detector head and concentrate the precision detection to appointed position, have the poor problem of appointed position detection effect, secondly, when noise detector carries out long-time detection, need the user to last handheld, be difficult to realize placing noise detector multi-angle regulation, the problem that the regulation convenience is poor exists.

Disclosure of Invention

The utility model aims to provide a: the portable noise detector is provided for solving the problems of poor detection effect on the specified direction and poor convenience in placement and adjustment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a portable noise detector, includes the detector body and detects the head, the top fixedly connected with screw thread section of thick bamboo of detector body, and the top of screw thread section of thick bamboo installs and detect the head, the outer terminal surface top both sides of screw thread section of thick bamboo all are rotated through the pivot and are connected with the rotation dustcoat, the opposite side fixedly connected with elasticity cloth cover of rotating the dustcoat, and the inboard of elasticity cloth cover is provided with soundproof cotton, the outer terminal surface of screw thread section of thick bamboo closes soon through the screw thread and is connected with and revolves the cover, and revolves the top of cover and rotate through the bearing housing and be connected with solid fixed ring, gu fixed ring's both sides all are rotated through the pivot and are connected with the transmission bull stick, and.

As a further description of the above technical solution:

the bottom of the detector body is provided with a base with a U-shaped section.

As a further description of the above technical solution:

the end face of the vertical end side of the base is embedded with a sliding rod penetrating through the base in a sliding manner.

As a further description of the above technical solution:

the side end face of the slide rod is fixedly connected with a limiting tooth column, and an extrusion spring is sleeved on the outer end face of the slide rod.

As a further description of the above technical solution:

a limiting groove is formed in one side, close to the limiting tooth column, of the detector body.

As a further description of the above technical solution:

the inner wall of the limiting groove is attached to the outer surface wall of the limiting tooth column.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, completely cut off noise all around through rotating the soundproof cotton of dustcoat and elasticity cloth cover inboard, concentrate through the noise in rotation dustcoat and elasticity cloth cover open-top portion position and receive, revolve the cover through rotating to drive the open-top portion expansion or the reduction that rotate the dustcoat through the transmission bull stick, thereby promoted the device and carried out inseparable noise detection's performance to the different scopes of same angle.

2. The utility model discloses in, adopt integrated configuration, place the inboard at the base after placing the angle with the adjustment of detector body, at this moment, loosen the slide bar, make the slide bar extrude the inboard of paper spacing groove under about the extrusion spring, and, extrude the inner wall laminating of detector body and base, thereby fix the detector body, it is spacing to carry out the angle to the detector body after embedding to the spacing inslot inboard through spacing tooth post with sliding, accomplish the fixed angle's of detector body fixed placement from this, thereby accomplish the fixed placement to the appointed angle of detector body, promote the convenience that the regulation was placed to the detector body.

Drawings

Fig. 1 shows a schematic structural diagram of a portable noise detector according to an embodiment of the present invention;

fig. 2 is a schematic view illustrating a connection structure of a screw sleeve and a screw cylinder according to an embodiment of the present invention;

fig. 3 shows a schematic view from above according to the present invention;

fig. 4 shows a schematic diagram of a side view of a limiting tooth post provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a detector body; 2. a base; 3. a slide bar; 4. a limit tooth post; 5. a compression spring; 6. a limiting groove; 7. a threaded barrel; 8. screwing a sleeve; 9. a fixing ring; 10. rotating the housing; 11. a transmission rotating rod; 12. an elastic cloth cover; 13. sound insulation cotton; 14. and a detection head.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a portable noise detector comprises a detector body 1 and a detection head 14, wherein a thread cylinder 7 is fixedly connected to the top of the detector body 1, the detection head 14 is installed at the top of the thread cylinder 7, two sides of the top of the outer end face of the thread cylinder 7 are respectively and rotatably connected with a rotary outer cover 10 through a rotating shaft, an elastic cloth sleeve 12 is fixedly connected to the opposite side of the rotary outer cover 10, sound insulation cotton 13 is arranged on the inner side of the elastic cloth sleeve 12, the outer end face of the thread cylinder 7 is rotatably connected with a rotary sleeve 8 through threads, the top of the rotary sleeve 8 is rotatably connected with a fixed ring 9 through a bearing sleeve, two sides of the fixed ring 9 are respectively and rotatably connected with a transmission rotating rod 11 through a rotating shaft, the free end of the transmission rotating rod 11 is rotatably connected with the rotary outer cover 10 through a rotating shaft, a noise receiving sound tube consisting of the rotary outer cover 10 and the elastic cloth sleeve 12 is isolated from surrounding noise through the rotation of the outer cover 10 and the, concentrate the receipt through the noise in rotating dustcoat 10 and the 12 top opening part position of elasticity cloth cover, through rotating set 8 soon, thereby drive set 8 and solid fixed ring 9 of revolving and upwards or move down, when set 8 and solid fixed ring 9 of revolving move up, thereby drive the expansion of the top opening part of rotating dustcoat 10 through transmission bull stick 11, thereby the scope of received noise has been promoted, when set 8 and solid fixed ring 9 of revolving move down, thereby drive the shrink of the top opening part of rotating dustcoat 10 through transmission bull stick 11, thereby the scope of received noise is concentrated.

Specifically, as shown in fig. 1 and 4, a base 2 with a U-shaped cross section is disposed at the bottom end of a detector body 1, a slide rod 3 penetrating through the base 2 is slidably embedded in the end face of the vertical end of the base 2, a limit toothed column 4 is fixedly connected to the end face of the slide rod 3, an extrusion spring 5 is sleeved on the outer end face of the slide rod 3, a limit groove 6 is disposed at one side of the detector body 1 close to the limit toothed column 4, the inner wall of the limit groove 6 is attached to the outer wall of the limit toothed column 4, the limit toothed column 4 is driven to move to the right side by pulling the slide rod 3 outwards, the detector body 1 is adjusted in the placement angle and then placed at the inner side of the base 2, at this time, the slide rod 3 is loosened, so that the slide rod 3 extrudes the inner side of the paper limit groove 6 around the extrusion spring 5, and the extrusion detector body 1 is attached, carry out the angle to detector body 1 through spacing tooth post 4 with slip embedding to spacing 6 inboard back spacing, accomplish from this and place the fixed angle of detector body 1 fixedly.

The working principle is as follows: when the detector is used, the sliding rod 3 is pulled outwards to drive the limiting tooth post 4 to move towards the right side, at the same time, the detector body 1 is placed on the inner side of the base 2 after the placement angle is adjusted, at the same time, the sliding rod 3 is loosened to enable the sliding rod 3 to extrude the inner side of the paper limiting groove 6 under the left and right sides of the extrusion spring 5, in addition, the detector body 1 is extruded to be attached to the inner wall of the base 2, so that the detector body 1 is fixed, the detector body 1 is subjected to angle limiting after the limiting tooth post 4 and the sliding are embedded into the inner side of the limiting groove 6, so that the fixed placement of the fixed angle of the detector body 1 is completed, at the moment, the rotating sleeve 8 is rotated to drive the rotating sleeve 8 and the fixing ring 9 to move upwards or downwards, when the rotating sleeve 8 and the fixing ring 9 move upwards, so that the opening at the top part of the rotating outer cover 10, when rotating 8 and solid fixed ring 9 downstream of cover to through the shrink of transmission bull stick 11 drive rotation cover 10's open-top portion department, thereby to the scope concentration of receiving the noise, through rotating cover 10 and elasticity cloth cover 12 and the inboard soundproof cotton 13 of elasticity cloth cover 12 isolated noise all around, concentrate the receipt through the noise of rotating cover 10 and elasticity cloth cover 12 open-top portion position.

The above, 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. A portable noise detector comprises a detector body (1) and a detection head (14), it is characterized in that the top of the detector body (1) is fixedly connected with a thread cylinder (7), and the top of the threaded cylinder (7) is provided with a detection head (14), both sides of the top of the outer end surface of the threaded cylinder (7) are rotatably connected with a rotating outer cover (10) through a rotating shaft, the opposite side of the rotating outer cover (10) is fixedly connected with an elastic cloth sleeve (12), and the inner side of the elastic cloth sleeve (12) is provided with sound insulation cotton (13), the outer end surface of the threaded cylinder (7) is connected with a rotary sleeve (8) through thread screwing, the top of the rotary sleeve (8) is rotationally connected with a fixed ring (9) through a bearing sleeve, both sides of the fixed ring (9) are rotationally connected with a transmission rotating rod (11) through a rotating shaft, and the free end of the transmission rotating rod (11) is rotationally connected with the rotating outer cover (10) through a rotating shaft.

2. The portable noise detector according to claim 1, wherein the bottom end of the detector body (1) is provided with a base (2) having a U-shaped cross-section.

3. The portable noise detector according to claim 2, wherein the vertical end face of the base (2) is slidably embedded with a sliding rod (3) penetrating through the base (2).

4. The portable noise detector according to claim 3, wherein a limit tooth post (4) is fixedly connected to a side end face of the slide rod (3), and an extrusion spring (5) is sleeved on an outer end face of the slide rod (3).

5. The portable noise detector according to claim 4, wherein a limit groove (6) is formed in one side of the detector body (1) close to the limit tooth post (4).

6. The portable noise detector according to claim 5, wherein the inner wall of the limiting groove (6) is attached to the outer wall of the limiting tooth column (4).