CN214843621U

CN214843621U - Noise measuring device with flexible function

Info

Publication number: CN214843621U
Application number: CN202121669396.0U
Authority: CN
Inventors: 王唯; 张丹; 马涛
Original assignee: Changzhou Minsheng Environmental Testing Co ltd
Current assignee: Changzhou Minsheng Environmental Testing Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-11-23
Anticipated expiration: 2031-07-21

Abstract

The application relates to the field of noise measuring instruments, in particular to a noise measuring device with a telescopic function, which comprises a noise instrument body and an adjusting assembly, wherein the adjusting assembly comprises a telescopic rod, a gear and an installation part; the telescopic rod comprises an inner rod and an outer sleeve, one end of the inner rod is arranged on the noise instrument body, the other end of the inner rod penetrates through the outer sleeve, and the outer sleeve is arranged on the mounting piece; the utility model discloses a rack bar, including interior pole, rack section, gear rack, outer tube, gear rack, outer tube, the last rack section that is provided with of interior pole, rack section end is located the outer tube, set up the regulation that supplies rack section end to expose and lead to the groove on the outer tube, gear revolve installs on the installed part, the gear is located to adjust and leads to groove department and with rack section meshing. This application has and is convenient for remove the noise tester to the assigned position, and then is convenient for carry out noise test's effect.

Description

Noise measuring device with flexible function

Technical Field

The application relates to the field of noise measuring instruments, in particular to a noise measuring device with a telescopic function.

Background

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 noise tester is used for noise detection in public places such as work sites, squares and the like, has the characteristics of high sensitivity, high precision and wide application range, and can be used for noise measurement in various environments so as to take relevant measures to control and reduce noise. In general, when a noise test is performed, a worker directly holds the noise tester and moves the noise tester to a test position to perform measurement.

In view of the above-mentioned related art, the inventor considers that the length of the arm of the worker is limited, and when the test position is a position which is not easily reached by the human hand, it is not easy to move the noise tester to a specified position, and it is not convenient to perform the noise test.

SUMMERY OF THE UTILITY MODEL

In order to move the noise tester to the assigned position for the convenience, be convenient for carry out the noise test, this application provides a noise measuring device with flexible function.

The application provides a noise measurement device with flexible function adopts following technical scheme:

a noise measuring device with a telescopic function comprises a noise instrument body and an adjusting assembly, wherein the adjusting assembly comprises a telescopic rod, a gear and an installation piece;

the telescopic rod comprises an inner rod and an outer sleeve, one end of the inner rod is arranged on the noise instrument body, the other end of the inner rod penetrates through the outer sleeve, and the outer sleeve is arranged on the mounting piece;

the utility model discloses a rack bar, including interior pole, rack section, gear rack, outer tube, gear rack, outer tube, the last rack section that is provided with of interior pole, rack section end is located the outer tube, set up the regulation that supplies rack section end to expose and lead to the groove on the outer tube, gear revolve installs on the installed part, the gear is located to adjust and leads to groove department and with rack section meshing.

Through adopting above-mentioned technical scheme, when the noise test position was in the position that the staff was difficult for reaching, the running gear, because rack section and gear engagement, consequently the rack section takes place to remove, and then slides in the outer sleeve pipe in the drive pole, makes the telescopic link extension to the distance that the sufficient staff can not supply, be convenient for remove the noise tester to the assigned position, and then be convenient for carry out the noise test.

Optionally, the installed part is the handle pipe, the outer tube is located to the handle pipe box, be provided with the axis of rotation on the gear, the axis of rotation passes the handle pipe and is located the handle pipe outside, the axis of rotation passes through the bearing and installs on the handle pipe.

Through adopting above-mentioned technical scheme, staff's one hand is held the handle pipe, and the axis of rotation is held to the other hand and is rotated to realize the rotation of gear. The setting of handle pipe is convenient for the staff and holds the handle pipe and carry out the rotation of gear, makes gear and rack section be located the handle pipe simultaneously to protect gear and rack section, make gear and rack section not fragile, improve the life of gear and rack section.

Optionally, a fixing assembly is arranged at one end of the rotating shaft penetrating through the handle tube, and the fixing assembly comprises a fixing ring, a fixing disc and a fixing piece; the fixing ring is arranged on the handle pipe, the fixing disc is arranged on the rotating shaft, the central lines of the fixing ring and the fixing disc are collinear, and the fixing piece is used for fixing the fixing disc and the fixing ring.

Through adopting above-mentioned technical scheme, after the gear rotates the assigned position, fix fixed disk and solid fixed ring through the mounting to fix the axis of rotation, make the gear be difficult for continuing to rotate, thereby make the relative position of slide bar and outer tube fixed, stability when improving the noise appearance body and testing.

Optionally, the fixing piece is a fixing strip, and the fixing strip is made of an elastic material; the fixed strip includes mutual fixed connection's installation section and fixed hook, installation section and fixed disk fixed connection, solid fixed ring centre gripping is in the fixed hook.

Through adopting above-mentioned technical scheme, when the axis of rotation rotated, made the fixed hook be located the outer state of solid fixed ring. After the rotating shaft rotates to the designated position, the fixing hook is broken off to the fixing ring, so that the fixing ring is clamped in the fixing hook, the fixing disc and the fixing ring are fixed relatively, and the gear is not easy to rotate continuously.

Optionally, a handle is arranged on the fixed disc.

Through adopting above-mentioned technical scheme, the staff accessible is held and is rotated the handle and carry out the rotation of axis of rotation, compares in directly holding the axis of rotation and rotate, and labour saving and time saving is convenient for operate.

Optionally, the inner rod is detachably mounted on the noise instrument body.

By adopting the technical scheme, when the noise meter body can reach the noise testing position by hands, the inner rod can be detached from the noise meter body, so that the noise meter body is convenient to carry.

Optionally, a fixing clamp is arranged on the noise meter body, and the inner rod is clamped in the fixing clamp.

Through adopting above-mentioned technical scheme, the accessible is with interior pole centre gripping in the fixation clamp to with interior pole demountable installation on the noise appearance body, the installation and the dismantlement of the interior pole of being convenient for.

Optionally, an installation rod is arranged between the fixing clamp and the noise meter body, one end of the installation rod is connected with the fixing clamp, and the other end of the installation rod is in threaded connection with the noise meter body.

Through adopting above-mentioned technical scheme, when can making the noise appearance body reach the noise test position through the staff, can unscrew the installation pole to dismantle the fixation clamp from the noise appearance body down, make the fixation clamp be difficult for holding the noise appearance body to the staff and cause the interference. Meanwhile, the threaded connection structure is simple, and the fixing clamp is convenient to mount and dismount.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the noise test position is in a position which is not easily reached by hands, the gear is rotated, the rack section moves, the inner rod is driven to slide in the outer sleeve, the telescopic rod is extended to complement the distance which cannot be reached by the hands, the noise tester is conveniently moved to the specified position, and then the noise test is conveniently carried out;

2. the staff holds the handle pipe with one hand, and the axis of rotation is held to the other hand and is rotated, after the gear rotates the assigned position, fixes fixed disk and solid fixed ring through the fixed strip to fix the axis of rotation, make the gear be difficult for continuing to rotate, thereby make the relative position of slide bar and outer tube fixed, stability when improving the noise appearance body and testing.

Drawings

Fig. 1 is a schematic diagram for showing an overall structure in the embodiment of the present application.

Fig. 2 is a schematic view for showing the internal structure of the handle tube in the embodiment of the present application.

Fig. 3 is an enlarged view of a in fig. 2.

Fig. 4 is a schematic structural diagram for showing the connection relationship between the fixing strip and the fixing ring in the embodiment of the present application.

Fig. 5 is a schematic structural diagram of the back of the noise meter body in the embodiment of the present application.

Fig. 6 is a schematic diagram for showing a structure of a mounting rod in an embodiment of the present application.

Description of reference numerals: 1. a noise meter body; 2. an adjustment assembly; 21. a handle tube; 22. a gear; 221. a first baffle plate; 222. a second baffle; 3. a fixing assembly; 31. fixing the disc; 311. a handle; 32. a fixing ring; 33. a fixing strip; 331. an installation section; 332. a fixed hook; 4. a telescopic rod; 41. an inner rod; 411. a rack segment; 42. an outer sleeve; 43. adjusting the through groove; 5. a rotating shaft; 6. mounting the cylinder; 7. a mounting ring; 8. a fixing clip; 9. and (5) installing a rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses noise measuring device with flexible function. Referring to fig. 1, the noise measuring apparatus with a telescopic function includes a noise meter body 1, an adjusting assembly 2, and a fixing assembly 3. Adjusting part 2 includes telescopic link 4, and noise appearance body 1 is used for testing the noise, and telescopic link 4 is convenient for make noise appearance body 1 remove to the position of awaiting measuring, and fixed subassembly 3 is used for fixed telescopic link 4 after stretching out and drawing back, makes telescopic link 4 be difficult for continuing to stretch out and draw back.

Referring to fig. 1 and 2, the telescopic rod 4 includes an inner rod 41 and an outer sleeve 42, wherein one end of the inner rod 41 is mounted on the noise meter body 1, and the outer sleeve 42 is sleeved on one end of the inner tube far away from the noise meter body 1. The inner rod 41 is fixedly provided with a rack segment 411 on the peripheral side wall in the outer sleeve 42, and the outer side wall of the outer sleeve 42 is provided with an adjusting through groove 43 for exposing the rack segment 411.

Referring to fig. 2 and 3, the adjusting assembly 2 further includes a mounting member and a gear 22, the mounting member is a handle tube 21, the handle tube 21 is sleeved on the outer sleeve 42, a first baffle 221 is integrally formed at one end of the handle tube 21 close to the noise meter body 1, a second baffle 222 is integrally formed at one end of the handle tube 21 far away from the noise meter body 1, and the first baffle 221 and the second baffle 222 are respectively covered at openings at two ends of the handle tube 21.

Referring to fig. 2 and 3, one end of the outer sleeve 42 away from the noise meter body 1 is fixedly connected to the second baffle 222, and the inner rod 41 passes through the first baffle 221. A gear 22 is located within the handle tube 21 at the sliding channel, the gear 22 engaging with the rack segment 411. The gear 22 is fixedly connected with a rotating shaft 5, the rotating shaft 5 penetrates through the gear 22, one end of the rotating shaft 5 is installed on the inner side wall of the handle tube 21 through a bearing, the other end of the rotating shaft 5 penetrates through the peripheral side wall of the handle tube 21 and is located outside the handle tube 21, and the gear 22 is installed on the handle tube 21 through the rotating shaft 5 in a rotating mode. The rotating shaft 5 is provided with a bearing through the handle tube 21, and the rotating shaft 5 is provided on the handle tube 21 through the bearing. A worker holds the handle tube 21 with one hand and rotates the rotating shaft 5 with the other hand, the rotating shaft 5 drives the gear 22 to rotate, the rack segment 411 is driven to slide, the inner rod 41 slides, and therefore the telescopic rod 4 stretches.

Referring to fig. 3 and 4, the fixing member 3 is located at one end of the rotation shaft 5 passing through the handle tube 21, and the fixing member 3 includes a fixing plate 31, a fixing ring 32, and a fixing member. Fixedly connected with installation section of thick bamboo 6 on the circumference lateral wall of handle pipe 21, the one end that axis of rotation 5 is located outside handle pipe 21 is located to installation section of thick bamboo 6 cover, and the terminal surface fixedly connected with collar 7 of installation section of thick bamboo 6 keeping away from handle pipe 21, and installation section of thick bamboo 6 and collar 7 cover are located on axis of rotation 5. The fixing ring 32 is integrally formed on one surface of the mounting ring 7 close to the handle tube 21, the outer diameter of the fixing ring 32 is equal to that of the mounting ring 7, and the inner diameter of the fixing ring 32 is smaller than that of the mounting ring 7. The fixed disk 31 is fixedly connected to the end surface of the rotating shaft 5 outside the handle tube 21, and the diameter of the fixed disk 31 is equal to the outer diameter of the fixed ring 32. The rotating shaft 5, the mounting ring 7, the fixing ring 32 and the fixing disk 31 are coaxially arranged, the fixing disk 31 is far away from the handle tube 21 compared with the mounting ring 7, and one surfaces of the fixing disk 31 and the mounting ring 7, which are close to each other, are abutted.

Referring to fig. 3 and 4, the fixing member is a fixing strip 33 made of rubber material, the length direction of the fixing strip 33 is parallel to the axial direction of the rotating shaft 5, the fixing strip 33 is located at the peripheral side wall of the rotating disc, the fixing strip 33 is divided into an installation section 331 and a fixing hook 332 which are integrally formed, and the installation section 331 is fixedly connected with the peripheral side wall of the fixing disc 31. The fixing hook 332 is hung on the fixing ring 32 and clamps the fixing ring 32 in the fixing hook 332, and the length of the mounting section 331 is set according to actual conditions, so that when the fixing ring 32 is clamped in the fixing hook 332, the fixing disc 31 is not easy to continue to rotate, the rotating shaft 5 is not easy to continue to rotate, and the inner rod 41 is fixed at a specified position after sliding. A handle 311 is mounted on the end of the peripheral side wall of fixed disk 31 away from mounting section 331 by means of bolts, so that the worker can hold handle 311 to rotate rotating shaft 5.

Referring to fig. 5 and 6, three fixing clips 8 are mounted on the back of the noise meter body 1, and the three fixing clips 8 are arranged in a straight line. Install installation pole 9 between fixation clamp 8 and the denoiser body 1, the back threaded connection of the one end of installation pole 9 and denoiser body 1, the other end and the fixation clamp 8 fixed connection of installation pole 9. One end of the inner rod 41 far away from the handle pipe 21 is clamped in the three fixing clamps 8, so that the inner rod 41 can be detachably mounted on the noise instrument body 1. When the noise meter body 1 can reach the noise testing position by hands, the inner rod 41 can be detached from the noise meter body 1, so that the noise meter body 1 is convenient to carry and use.

The implementation principle of the noise measuring device with the telescopic function in the embodiment of the application is as follows: when the noise meter body 1 is not easily reached to the noise test position by a human hand, the inner rod 41 is attached to the noise meter body 1 by the fixing clip 8. Then, a worker holds the handle tube 21 with one hand and the handle with the other hand to rotate the rotating shaft 5, the rotating shaft 5 drives the gear 22 to rotate, so that the rack segment 411 is driven to slide, the sliding of the inner rod 41 is realized, and the telescopic rod 4 is further extended and retracted. After the inner rod 41 slides to a designated position, the fixed disk 31 and the fixed ring 32 are relatively fixed by the fixing strip 33, so that the inner rod 41 is not easy to continue sliding. At this time, the handle pipe 21 is gripped to perform a noise test.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a noise measurement device with flexible function, includes noise appearance body (1), its characterized in that: the adjusting device is characterized by further comprising an adjusting assembly (2), wherein the adjusting assembly (2) comprises an expansion rod (4), a gear (22) and a mounting piece;

the telescopic rod (4) comprises an inner rod (41) and an outer sleeve (42), one end of the inner rod (41) is installed on the noise instrument body (1), the other end of the inner rod (41) penetrates through the outer sleeve (42), and the outer sleeve (42) is installed on an installation piece;

be provided with rack section (411) on interior pole (41), rack section (411) end is located outer tube (42), set up the regulation that supplies rack section (411) end to expose on outer tube (42) and lead to groove (43), gear (22) rotate and install on the installed part, gear (22) are located to adjust and lead to groove (43) department and with rack section (411) meshing.

2. A noise measuring device with a telescopic function according to claim 1, characterized in that: the installed part is handle pipe (21), on outer tube (42) was located in handle pipe (21) cover, be provided with axis of rotation (5) on gear (22), axis of rotation (5) pass handle pipe (21) and lie in outside handle pipe (21), axis of rotation (5) are installed on handle pipe (21) through the bearing.

3. A noise measuring device with a telescopic function according to claim 2, characterized in that: one end of the rotating shaft (5) penetrating through the handle pipe (21) is provided with a fixing component (3), and the fixing component (3) comprises a fixing ring (32), a fixing disc (31) and a fixing piece; fixed ring (32) set up on handle pipe (21), fixed disk (31) set up on axis of rotation (5), the central line collineation of fixed ring (32) and fixed disk (31), the mounting is used for fixed disk (31) and fixed ring (32).

4. A noise measuring device with a telescopic function according to claim 3, characterized in that: the fixing piece is a fixing strip (33), and the fixing strip (33) is made of elastic materials; the fixing strip (33) comprises an installation section (331) and a fixing hook (332) which are fixedly connected with each other, the installation section (331) is fixedly connected with the fixing disc (31), and the fixing ring (32) is clamped in the fixing hook (332).

5. A noise measuring device with a telescopic function according to claim 3, characterized in that: the fixed disc (31) is provided with a handle (311).

6. A noise measuring device with a telescopic function according to claim 1, characterized in that: the inner rod (41) is detachably mounted on the noise instrument body (1).

7. The noise measuring device with a telescopic function according to claim 6, wherein: the noise meter is characterized in that a fixing clamp (8) is arranged on the noise meter body (1), and the inner rod (41) is clamped in the fixing clamp (8).

8. A noise measuring device with a telescopic function according to claim 7, characterized in that: be provided with between fixation clamp (8) and noise appearance body (1) installation pole (9), the one end and the fixation clamp (8) of installation pole (9) are connected, the other end and the noise appearance body (1) threaded connection of installation pole (9).