Automobile sound insulation board detection device

Abstract

The utility model discloses an automobile sound insulation plate detection device which comprises a noise detection bin, a locking insertion plate and a locking insertion groove are installed in an inserted mode, the locking insertion groove is formed in the lower end of a fixing clamping plate, an overturning groove is formed in the other side of the lower end of a splicing buckle block, and an installation bolt is installed on the edge of the upper end of an installation buckle plate in an inserted mode. According to the automobile sound insulation plate detection device, the noise detection bin and the sound production bin can be inserted, sealed, spliced and installed through the installation base disc, the sealing splicing groove and the sealing splicing block, installation is more stable, sound insulation can be conducted on the inner walls of the noise detection bin and the sound production bin through the inner cushion block, noise can be conveniently concentrated and guided, more accurate detection is facilitated, and the detection efficiency is improved. And the automobile sound insulation plate main body can be clamped and fixed through the fixed clamping plate and the movable clamping plate, and can be mounted in a limiting and inserting manner through the splicing buckle block and the splicing slot, so that the mounting is more stable, the sound production unit and the noise detection head can be conveniently and quickly dismounted and replaced through the threaded mounting block, the mounting buckle plate and the mounting bolt, and the maintenance and the use are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile sound insulation board detection, in particular to an automobile sound insulation board detection device. Background Art

[0002] Automobile noise can be divided into three categories according to the sound source: 1. Noise generated by the vehicle's power system; 2. Noise generated by the vehicle's external components and the surrounding environment during high-speed driving, such as tire-road noise generated by the interaction between tires and the road; 3. External noise on the road. In order to prevent noise pollution, sound insulation materials are generally installed inside the car. Automobile sound insulation materials refer to materials designed for automobile noise. The main automobile sound insulation materials are butyl rubber, which is an environmentally friendly damping sheet, rubber plastic, EVA / EPDM sheet, etc. Different automobile sound insulation materials are used according to the source of automobile noise, such as doors, roofs, windows, bottom armor plates, trunks, hoods and other parts that are prone to automobile noise. Some sound insulation materials are installed. Therefore, testing automobile sound insulation materials is an effective way to control automobile noise.

[0003] The existing CN109374736B device for detecting the sound insulation performance of sound insulation materials can not only be quickly installed and disassembled, but also can ensure a high detection accuracy. However, there are shortcomings. The sound insulation effect of the detection bin of the existing equipment is not good, the detection effect is not good, and the installation stability of the detection material is not good, which is prone to sound leakage. Moreover, the detection equipment cannot be effectively disassembled and assembled independently, and it is not convenient to repair, replace and use. Therefore, a car sound insulation board detection device is needed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a vehicle sound insulation board detection device to solve the problems mentioned in the above background technology that the device for detecting the sound insulation performance of the sound insulation material has poor sound insulation effect in the detection bin, poor detection effect, poor installation stability of the detection material, prone to sound leakage, and the detection equipment cannot be effectively disassembled and assembled independently, making it inconvenient to repair, replace and use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vehicle sound insulation board detection device, comprising a noise detection chamber, a sound chamber is installed on one side of the noise detection chamber, and a mounting seat plate is installed at the lower end of the noise detection chamber and the sound chamber, inner pads are distributed on the inner walls of the noise detection chamber and the sound chamber, and a sealing splicing groove is opened on the edge of one side of the noise detection chamber, a sealing splicing block is inserted and installed on the inner wall of the sealing splicing groove, and the sealing splicing block is fixedly connected to the edge of one side of the sound chamber, a mounting buckle plate is inserted and installed on the upper end of the noise detection chamber, and a noise detector is inserted and installed on the upper end of the mounting buckle plate, a noise detection head is electrically connected to the lower end of the noise detector, a mounting block is inserted and installed on one side of the sound chamber, and a sound controller is installed at one end of the mounting block, and the sound controller An electric push rod is installed at the center position of one end, and a sound unit is installed at one end of the electric push rod, a splicing slot is opened on one side of the upper end of the noise detection chamber and the sound chamber, and a splicing buckle block is inserted and installed on the inner wall of the splicing slot, a pull-out handle is fixedly connected to the upper end of the splicing buckle block, and a fixed splint is fixedly connected to one side of the lower end of the splicing buckle block, a connecting hinge is installed at the center position of the lower end of the splicing buckle block, and a movable splint is installed on the other side of the connecting hinge, an automobile sound insulation board body is installed between the movable splint and the fixed splint, and a locking plug plate is installed at the lower end of the movable splint, the locking plug plate is inserted and installed with the locking slot, and the locking slot is opened at the lower end of the fixed splint, a flip groove is opened on the other side of the lower end of the splicing buckle block, and a mounting bolt is inserted and installed on the upper edge of the mounting buckle plate.

[0006] Preferably, the shape of the lower end of the noise detection chamber and the sounding chamber matches the shape of the inner wall of the mounting base plate, and the noise detection chamber and the sounding chamber are installed in a limited insertion manner with the mounting base plate, the noise detection chamber is installed in a snap-fit ​​and sealed manner with the sounding chamber in a sealing splicing groove through a sealing splicing block, the inner pad is distributed in a wrapped position on the inner wall of the noise detection chamber and the sounding chamber, and the inner pad is made of sound insulation material.

[0007] Preferably, the noise detector is installed by inserting and locking the mounting plate and the noise detection chamber with mounting bolts, the noise detection head is installed by inserting and locking the noise detection chamber vertically, and the noise detection head is an embedded bell-mouth structure.

[0008] Preferably, the fixed splint and the movable splint are both hollow frame structures, and the fixed splint is clamped and installed with the main body of the automobile sound insulation board through the movable splint, and the movable splint is buckled and locked with the fixed splint in the locking slot through the locking plug plate.

[0009] Preferably, the fixed clamping plate and the movable clamping plate are installed in a sealed plug-in manner at the connection between the noise detection chamber and the sound generation chamber in the splicing slot through splicing buckle blocks.

[0010] Preferably, the sound controller, the electric push rod and the sound unit are spirally spliced ​​and installed with the sound chamber through a threaded mounting block, and the sound unit is telescopically connected with the sound chamber through the electric push rod.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the automobile sound insulation board detection device can insert and seal the noise detection chamber and the sound chamber for splicing and installation through the installation seat plate, the sealed splicing groove and the sealed splicing block, so the installation is more stable, and the inner wall of the noise detection chamber and the sound chamber can be soundproofed by the inner pad, which is convenient for concentrating and diverting the noise, and convenient for more accurate detection, and the main body of the automobile sound insulation board can be clamped and fixed by the fixed splint and the movable splint, and installed by the splicing buckle block and the splicing slot, so the installation is more stable, and the sound unit and the noise detection head can be quickly disassembled, assembled and replaced through the threaded mounting block, the mounting buckle plate and the mounting bolt, which is convenient for maintenance and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a front view of a vehicle sound insulation board detection device of the utility model;

[0013] Figure 2 This is a cross-sectional view of a vehicle sound insulation board detection device of the utility model;

[0014] Figure 3 This utility model is a kind of automobile sound insulation board detection device Figure 2 Enlarged view of point A in the middle;

[0015] Figure 4 This utility model is a kind of automobile sound insulation board detection device Figure 2 Enlarged view of point B in the middle;

[0016] Figure 5 This utility model is a kind of automobile sound insulation board detection device Figure 2 Enlarged view of point C in the middle;

[0017] Figure 6 This utility model is a kind of automobile sound insulation board detection device Figure 2 Enlarged view of point D in the middle.

[0018] In the figure: 1. noise detection chamber, 2. sound chamber, 3. mounting seat plate, 4. noise detector, 5. mounting buckle plate, 6. pull-out handle, 7. fixing splint, 8. electric push rod, 9. sound controller, 10. sound unit, 11. automobile sound insulation board body, 12. movable splint, 13. noise detection head, 14. mounting bolts, 15. splicing buckle block, 16. flip groove, 17. connecting hinge, 18. splicing slot, 19. threaded mounting block, 20. locking plug plate, 21. locking slot, 22. sealing splicing groove, 23. sealing splicing block, 24. inner pad. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-6The utility model provides a technical solution: a vehicle sound insulation board detection device, including a noise detection chamber 1, a sound chamber 2, a mounting seat plate 3, a noise detector 4, a mounting buckle plate 5, a pull-out handle 6, a fixed splint 7, an electric push rod 8, a sound controller 9, a sound unit 10, a vehicle sound insulation board body 11, a movable splint 12, a noise detection head 13, a mounting bolt 14, a splicing buckle block 15, a flip groove 16, a connecting hinge 17, a splicing slot 18, a threaded mounting block 19, a locking plug plate 20, a locking slot 21, a sealed splicing groove 22, a sealed splicing block 23 and an inner pad 24. A sound chamber 2 is installed on one side of the noise detection chamber 1, and a mounting seat plate 3 is installed at the lower ends of the noise detection chamber 1 and the sound chamber 2. The noise detection chamber 1 and the sound chamber 2 The shape of the lower end matches the shape of the inner wall of the mounting base plate 3, and the noise detection chamber 1 and the sound chamber 2 are installed in a limited plug-in manner with the mounting base plate 3. The noise detection chamber 1 is installed in a buckled and sealed manner with the sound chamber 2 in the sealing splicing groove 22 through a sealing splicing block 23. The inner pad 24 is distributed in a wrapped position on the inner walls of the noise detection chamber 1 and the sound chamber 2, and the inner pad 24 is made of sound insulation material, which makes it convenient to position and seal the noise detection chamber 1 and the sound chamber 2, and the inner wall of the inner pad 24 can be soundproofed to facilitate the concentrated conduction of sound. The inner walls of the noise detection chamber 1 and the sound chamber 2 are distributed with inner pads 24, and a sealing splicing groove 22 is opened on one edge of the noise detection chamber 1, and a sealing splicing block 23 is installed on the inner wall of the sealing splicing groove 22, and the sealing splicing block 23 is The edge of one side of the sound chamber 2 is fixedly connected, a mounting buckle plate 5 is installed on the upper end of the noise detection chamber 1, and a noise detector 4 is installed on the upper end of the mounting buckle plate 5, and the noise detector 4 is fixedly installed on the mounting buckle plate 5 and the noise detection chamber 1 by means of mounting bolts 14, and the noise detection head 13 is installed in a vertically inserted manner with the noise detection chamber 1, and the noise detection head 13 is an embedded bell-mouth structure, so that the noise detector 4 is convenient for quick disassembly and assembly, and can effectively collect sound, and the detection effect is good, the lower end of the noise detector 4 is electrically connected to the noise detection head 13, a mounting block 19 is installed on one side of the sound chamber 2, and a sound controller 9 is installed at one end of the mounting block 19, and the sound controller 9, the electric push rod 8 and the sound unit 10 are connected to the sound chamber 1 through the threaded mounting block 19. The sound chamber 2 is installed in a spiral splicing manner, and the sound unit 10 is telescopically connected to the sound chamber 2 through an electric push rod 8, so that the sound controller 9, the electric push rod 8 and the sound unit 10 are convenient for spiral disassembly and assembly, and the sound unit 10 can be adjusted horizontally for convenient sound insulation detection of noise at different positions. An electric push rod 8 is installed at the center position of one end of the sound controller 9, and a sound unit 10 is installed at one end of the electric push rod 8. A splicing slot 18 is provided on one side of the upper end of the noise detection chamber 1 and the sound chamber 2, and a splicing buckle block 15 is installed on the inner wall of the splicing slot 18. A pull-out handle 6 is fixedly connected to the upper end of the splicing buckle block 15, and a fixed splint 7 is fixedly connected to one side of the lower end of the splicing buckle block 15. The fixed splint 7 and the movable splint 12 are both hollow frame structures.The fixed clamping plate 7 is clamped and installed with the main body 11 of the automobile sound insulation board through the movable clamping plate 12, and the movable clamping plate 12 is buckled and locked with the fixed clamping plate 7 in the locking slot 21 through the locking plug plate 20, so that the fixed clamping plate 7 and the movable clamping plate 12 are convenient for pre-clamping and fixing the material to avoid sound leakage. The fixed clamping plate 7 and the movable clamping plate 12 are sealed and spliced ​​at the connection between the noise detection chamber 1 and the sound chamber 2 in the splicing slot 18 through the splicing buckle block 15, so that the main body 11 of the automobile sound insulation board is installed more stably. The detection effect is better. A connecting hinge 17 is installed at the center of the lower end of the splicing buckle block 15, and a movable splint 12 is installed on the other side of the connecting hinge 17. The main body 11 of the automobile sound insulation board is installed between the movable splint 12 and the fixed splint 7, and a locking plug 20 is installed at the lower end of the movable splint 12. The locking plug 20 is inserted and installed with the locking slot 21, and the locking slot 21 is opened at the lower end of the fixed splint 7. A flip groove 16 is opened on the other side of the lower end of the splicing buckle block 15, and a mounting bolt 14 is inserted and installed at the upper edge of the mounting buckle plate 5.

[0021] Working principle: When using the automobile sound insulation board detection device, firstly, the noise detection chamber 1 and the sound chamber 2 of the device are buckled and sealed through the sealing splicing groove 22 and the sealing splicing block 23, and are limited and inserted with the mounting seat plate 3. Then, the main body 11 of the automobile sound insulation board is clamped and installed through the fixed clamping plate 7 and the movable clamping plate 12, and is buckled and locked through the locking plug plate 20 and the locking slot 21. Then, the main body 11 of the automobile sound insulation board is inserted into the splicing buckle block 15 and the splicing slot 18 for matching and plugging installation, and then sealed. The controller 9 starts the sound unit 10 to make a sound, and then detects the noise through the noise detection head 13, and displays it on the noise detector 4. When sound insulation detection of noises in different positions is required, the electric push rod 8 can be used to drive the sound unit 10 to be telescopically adjusted. When the sound unit 10 needs to be replaced, it can be quickly disassembled and assembled through the threaded mounting block 19. When the noise detection head 13 needs to be replaced, it can be quickly disassembled and assembled through the installation buckle plate 5 and the installation bolt 14. This is the use process of the automobile sound insulation board detection device.

[0022] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A vehicle sound insulation panel detection device, comprising a noise detection chamber (1), a sound chamber (2) being installed on one side of the noise detection chamber (1), and a mounting base plate (3) being installed at the lower ends of the noise detection chamber (1) and the sound chamber (2), characterized in that: The inner walls of the noise detection chamber (1) and the sound generation chamber (2) are provided with inner pads (24), and a sealing splicing groove (22) is provided at one side edge of the noise detection chamber (1), a sealing splicing block (23) is inserted and installed on the inner wall of the sealing splicing groove (22), and the sealing splicing block (23) is fixedly connected to the edge of one side of the sound generation chamber (2), a mounting buckle plate (5) is inserted and installed at the upper end of the noise detection chamber (1), and a noise detector (4) is inserted and installed at the upper end of the mounting buckle plate (5), and a noise detection head (13) is electrically connected to the lower end of the noise detector (4), a mounting block (19) is inserted and installed at one side of the sound generation chamber (2), and a sound generation controller (9) is installed at one end of the mounting block (19), an electric push rod (8) is installed at the center position of one end of the sound generation controller (9), and a sound generation unit (10) is installed at one end of the electric push rod (8), and the upper ends of the noise detection chamber (1) and the sound generation chamber (2) are connected to each other. A splicing slot (18) is provided on each side, and a splicing buckle block (15) is inserted and installed in the inner wall of the splicing slot (18), a pull-out handle (6) is fixedly connected to the upper end of the splicing buckle block (15), and a fixed clamping plate (7) is fixedly connected to one side of the lower end of the splicing buckle block (15), a connecting hinge (17) is installed at the center position of the lower end of the splicing buckle block (15), and a movable clamping plate (12) is installed on the other side of the connecting hinge (17), an automobile sound insulation board body (11) is installed between the movable clamping plate (12) and the fixed clamping plate (7), and a locking plug plate (20) is installed at the lower end of the movable clamping plate (12), the locking plug plate (20) is inserted and installed with the locking slot (21), and the locking slot (21) is provided at the lower end of the fixed clamping plate (7), a flip groove (16) is provided on the other side of the lower end of the splicing buckle block (15), and a mounting bolt (14) is inserted and installed at the upper edge of the mounting buckle plate (5).

2. The automobile sound insulation board detection device according to claim 1, characterized in that: The shape of the lower ends of the noise detection chamber (1) and the sound generation chamber (2) matches the shape of the inner wall of the mounting base plate (3), and the noise detection chamber (1) and the sound generation chamber (2) are installed in a limited insertion manner with the mounting base plate (3). The noise detection chamber (1) is installed in a sealed manner with the sound generation chamber (2) in a sealed splicing groove (22) via a sealing splicing block (23). The inner pad (24) is distributed in a wrapped position on the inner wall of the noise detection chamber (1) and the sound generation chamber (2), and the inner pad (24) is made of a sound insulation material.

3. The automobile sound insulation board detection device according to claim 2, characterized in that: The noise detector (4) is installed on the installation buckle plate (5) and the noise detection chamber (1) in a plug-in locking manner through the installation bolts (14); the noise detection head (13) is installed in a vertical plug-in manner with the noise detection chamber (1), and the noise detection head (13) is an embedded bell-mouth structure.

4. The automobile sound insulation board detection device according to claim 3, characterized in that: The fixed clamping plate (7) and the movable clamping plate (12) are both hollow frame structures, and the fixed clamping plate (7) is clamped and installed with the automobile sound insulation board body (11) through the movable clamping plate (12), and the movable clamping plate (12) is buckled and locked with the fixed clamping plate (7) in the locking slot (21) through the locking plug plate (20).

5. The automobile sound insulation board detection device according to claim 4, characterized in that: The fixed clamping plate (7) and the movable clamping plate (12) are installed in a sealed manner at the connection between the noise detection chamber (1) and the sound generation chamber (2) in the splicing slot (18) via the splicing buckle block (15).

6. The automobile sound insulation board detection device according to claim 5, characterized in that: The sound controller (9), the electric push rod (8) and the sound unit (10) are installed in a spiral manner with the sound chamber (2) via a threaded mounting block (19); the sound unit (10) is telescopically connected to the sound chamber (2) via the electric push rod (8).

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