Noise detection device

Abstract

The utility model relates to a noise detection device which comprises a base, a mounting frame and a noise detection body, a mounting seat is fixedly arranged at the top end of the mounting frame, a first mounting groove is formed in one side of the mounting seat, and a first mounting block is arranged at the position, corresponding to the first mounting groove, of the noise detection body. A mounting cavity is formed in the inner side wall of the first mounting groove, a connecting assembly is arranged in the mounting cavity, the connecting assembly comprises a pressing piece, a gear and a locking piece, racks are arranged on the sides, facing the gear, of the pressing piece and the locking piece, a through opening is formed in the mounting base, and the through opening is communicated with the pressing piece. The end, opposite to the first installation block, of the pressing piece extends out in the direction of the through opening, a spring is arranged between the locking piece and the installation cavity, the end, opposite to the spring, of the locking piece extends in the direction of the first installation block, and an installation hole is formed in the position, corresponding to the locking piece, of the first installation block. The technical scheme provided by the utility model has the technical effects of simple structure, convenience in operation and capability of improving the disassembly and assembly efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of noise detection, in particular to a noise detection device. Background Art

[0002] Urban roads refer to the areas that lead to the city, which are used for transportation and pedestrians in the city, and are convenient for residents' life, work and cultural and entertainment activities. At present, the traffic noise on urban roads has gradually become the main component of urban noise. Noise pollution has seriously affected people's normal work, study and rest. In order to monitor and process the noise, corresponding noise detection devices are needed. In the existing technology, the installation speed of urban noise detection devices is slow, and the disassembly and assembly is not convenient enough. In addition, during disassembly and assembly, disassembly and assembly tools are often required, and the disassembly and assembly efficiency is low. Utility Model Content

[0003] In view of the above problems, the utility model provides a noise detection device which has a simple structure, is easy to operate and has improved disassembly and assembly efficiency.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a noise detection device, comprising a base, a mounting frame arranged on the base, and a noise detection body arranged on the mounting frame, a mounting seat is fixedly arranged on the top of the mounting frame, the noise detection body is arranged on the other side of the mounting seat relative to the mounting frame, a first mounting groove is opened on the side of the mounting seat facing the noise detection body, a first mounting block adapted to the first mounting groove is arranged on the noise detection body corresponding to the position of the first mounting groove, a mounting cavity is arranged on the inner side wall of the first mounting groove, a connecting component is arranged in the mounting cavity, and the connecting component includes a press A pressing piece, a gear and a locking piece, the gear is arranged between the pressing piece and the locking piece, and the pressing piece and the locking piece are both provided with a rack meshing with the gear on the side facing the gear, a through opening connected to the mounting cavity is provided on the mounting seat, and the pressing piece extends toward the through opening at one end facing away from the first mounting block, a spring is provided between the locking piece and the mounting cavity, and the locking piece extends toward the first mounting block at one end facing away from the spring, and a mounting hole matched with the locking piece is provided at a position of the first mounting block corresponding to the locking piece, and a lifting assembly is provided on the mounting frame, and the noise detection body can be moved toward or away from the base through the lifting assembly.

[0005] By adopting the above technical solution, when installing the noise detection body, the staff presses the pressing piece to rotate the gear meshing with the pressing piece, and drives the locking piece arranged on the other side of the gear to move along the direction of the spring and compress the spring. At this time, the locking piece is out of the mounting hole position, and the staff can insert the first mounting block of the noise detection body along the first mounting groove position on the mounting seat. After insertion, the pressing piece is released to reset the spring on the driving piece. Under the push of the spring, the pressing piece is reset, and the locking piece is placed in the mounting hole position to complete the installation of the noise detection body. When disassembling the noise detection body, it is only necessary to press the pressing piece, and the locking piece is separated from the mounting hole through the gear. The staff can remove the first mounting block of the noise detection body along the first mounting groove position. The structure is simple and the operation is convenient, which can realize the rapid disassembly and assembly of the noise detection body and improve efficiency. The setting of the lifting component can freely adjust the height position of the noise detection body, which can better adapt to the needs of environmental changes and further improve the convenience of disassembling and assembling the noise detection body.

[0006] The utility model is further arranged as follows: the lifting assembly includes a handwheel, a first bevel gear, a second bevel gear and an adjusting screw, the mounting frame includes an adjusting rod and a hollow rod, a boss is arranged on the base, the hollow rod is arranged on the boss, the adjusting rod is slidably installed in the hollow rod, the noise detection body is arranged on the adjusting rod, a thread groove is arranged at the bottom of the adjusting rod, the adjusting screw is arranged in the thread groove and is threadedly connected with the thread groove, a cavity is arranged in the boss, the first bevel gear is arranged in the cavity, the end of the adjusting screw facing away from the adjusting rod is connected to the first bevel gear, the second bevel gear is arranged on one side of the first bevel gear and meshed with the first bevel gear, the handwheel is arranged on the outside of the boss, and a transmission rod is arranged at the position of the handwheel corresponding to the cavity, one end of the transmission rod extends along the cavity direction and is connected to the second bevel gear.

[0007] By adopting the above technical solution, the adjusting screw is arranged, when it is necessary to adjust the height of the noise detection body, by turning the hand wheel, the transmission rod at one end of the hand wheel drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear to rotate through meshing, the first bevel gear drives the adjusting screw to rotate, the adjusting screw drives the adjusting rod to rise and fall, the noise detection body is arranged on the adjusting rod, so the adjusting rod drives the noise detection body to rise and fall to adjust the height, and the adjustment is convenient.

[0008] The utility model is further configured as follows: the first installation groove is close to the top of the installation seat, and the installation cavity is arranged at the top of the inner wall of the first installation groove.

[0009] By adopting the above technical solution, the structure of the connecting component is made more compact and the volume of the connecting component is reduced. The installation cavity is arranged at the top of the inner wall of the first installation groove. When the gear is rotated by pressing the pressing piece and the locking piece is driven to disengage from the installation hole position, it is convenient for the staff to press and unlock the operation, making the disassembly and assembly of the noise detection body more convenient and labor-saving.

[0010] The utility model is further configured as follows: a second mounting slot is provided below the first mounting slot, and a second mounting block adapted to the second mounting slot is provided at a position of the noise detection body corresponding to the second mounting slot.

[0011] By adopting the above technical solution, the first mounting groove and the second mounting groove are arranged on the mounting seat in an upper and lower manner, so that the mounting structure of the noise detection body is more solid and the force is evenly distributed, and the stability of the structure is further improved.

[0012] The utility model further provides that: an operating block is arranged at one end of the pressing member facing away from the first mounting block, the outer diameter of the operating block is larger than the outer diameter of the through opening, and the spacing distance between the operating block and the mounting seat is larger than or equal to the depth of the mounting hole.

[0013] By adopting the above technical solution, the setting of the operating block increases the contact area, which makes it convenient for the staff to perform the pressing operation, and plays a limiting role to a certain extent, so that when the pressing piece is pressed to conflict with the surface of the mounting seat, the locking piece is just or completely out of the position of the mounting hole, and the staff can remove the noise detection body from the mounting seat. The structure is simple and the operation is convenient.

[0014] The utility model is further configured that: a limiting block is arranged at one end of the pressing member facing the first mounting block.

[0015] By adopting the above technical solution, the setting of the limit block can prevent the rack and gear on the pressing member from being separated when the pressing member is reset, thereby playing a limiting role and further improving the reliability of the structure.

[0016] The utility model is further configured as follows: a connecting shaft is arranged in the installation cavity, the spring sleeve is arranged outside the connecting shaft, the length of the connecting shaft is greater than the length of the spring, and a guide channel adapted to the connecting shaft is arranged at a position of the locking member corresponding to the connecting shaft.

[0017] By adopting the above technical solution, the length of the connecting shaft is greater than the length of the spring, which guides the expansion and contraction of the spring, making the spring less likely to deform and increasing the service life of the spring. The setting of the guide channel allows the connecting shaft and the guide channel to slide relative to each other when the spring is compressed, providing space for the movement of the driving member, and the structure is more reasonable. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1It is a schematic diagram of the structure of an embodiment of the utility model;

[0019] Figure 2 for Figure 1 A magnified view of the structure of part A;

[0020] Figure 3 It is a partial structural cross-sectional view of an embodiment of the utility model;

[0021] The meaning of the numbers in the figure: 1-base, 2-mounting frame, 201-adjusting rod, 202-hollow rod, 3-noise detection body, 4-mounting seat, 5-first mounting groove, 6-first mounting block, 7-mounting cavity, 8-connecting assembly, 801-pressing member, 802-gear, 803-locking member, 9-rack, 10-through port, 11-spring, 12-mounting hole, 13-second mounting groove, 14-second mounting block, 15-operating block, 16-limiting block, 17-connecting shaft, 18-guide channel, 19-lifting assembly, 1901-handwheel, 1902-first bevel gear, 1903-second bevel gear, 1904-adjusting screw, 20-boss, 21-threaded groove, 22-cavity, 23-transmission rod. DETAILED DESCRIPTION

[0022] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

[0023] See attached Figure 1-3The utility model discloses a noise detection device, comprising a base 1, a mounting frame 2 arranged on the base 1 and a noise detection body 3 arranged on the mounting frame 2, a mounting seat 4 is fixedly arranged on the top of the mounting frame 2, the noise detection body 3 is arranged on the other side of the mounting seat 4 relative to the mounting frame 2, the mounting seat 4 is provided with a first mounting groove 5 on the side facing the noise detection body 3, the noise detection body 3 is provided with a first mounting block 6 adapted to the first mounting groove 5 at a position corresponding to the first mounting groove 5, a mounting cavity 7 is arranged on the inner side wall of the first mounting groove 5, a connecting component 8 is arranged in the mounting cavity 7, and the connecting component 8 includes a pressing member 801, a tooth Wheel 802 and locking piece 803, the gear 802 is arranged between the pressing piece 801 and the locking piece 803, the pressing piece 801 and the locking piece 803 are both provided with a rack 9 meshing with the gear 802 on the side facing the gear 802, the mounting seat 4 is provided with a through opening 10 communicated with the mounting cavity 7, the pressing piece 801 extends toward the through opening 10 at one end facing away from the first mounting block 6, a spring 11 is provided between the locking piece 803 and the mounting cavity 7, the locking piece 803 extends toward the first mounting block 6 at one end facing away from the spring 11, and the first mounting block 6 is provided with a mounting hole 12 adapted to the locking piece 803 at the position corresponding to the locking piece 803. When installing the noise detection body 3, the staff presses the pressing piece 801, so that the gear 802 meshing with the pressing piece 801 rotates, and drives the locking piece 803 set on the other side of the gear 802 to move along the direction of the spring 11 and compress the spring 11. At this time, the locking piece 803 is out of the position of the mounting hole 12, and the staff can insert the first mounting block 6 of the noise detection body 3 along the first mounting groove 5 on the mounting seat 4. After insertion, release the pressing piece 801, so that the spring 11 on the driving member is reset. Under the pushing action of the spring 11, the pressing piece 801 is reset, and the locking piece 803 is reset. Insert the mounting hole 12 into the position to complete the installation of the noise detection body 3. When disassembling the noise detection body 3, only the pressing piece 801 needs to be pressed, and the locking piece 803 is separated from the mounting hole 12 through the gear 802. The staff can remove the first mounting block 6 of the noise detection body 3 along the first mounting groove 5. The structure is simple and the operation is convenient, which can realize the rapid disassembly and assembly of the noise detection body 3 and improve the efficiency. The setting of the lifting component 19 can freely adjust the height position of the noise detection body 3, which can better adapt to the needs of environmental changes and further improve the convenience of disassembly and assembly of the noise detection body 3.

[0024] The present embodiment is further configured as follows: the lifting assembly 19 includes a hand wheel 1901, a first bevel gear 1902, a second bevel gear 1903 and an adjusting screw 1904; the mounting frame includes an adjusting rod 201 and a hollow rod 202; a boss 20 is provided on the base, the hollow rod 202 is provided on the boss 20, the adjusting rod 201 is slidably installed in the hollow rod 202, the noise detection body 3 is provided on the adjusting rod 201, a thread groove 21 is provided at the bottom of the adjusting rod 201, the adjusting screw 1904 is provided in the thread groove 21 and It is threadedly connected to the thread groove 21, and a cavity 22 is arranged in the boss 20. The first bevel gear 1902 is arranged in the cavity 22. The end of the adjusting screw 1904 facing away from the adjusting rod 201 is connected to the first bevel gear 1902, and the second bevel gear 1903 is arranged on one side of the first bevel gear 1902 and meshes with it. The hand wheel 1901 is arranged on the outside of the boss 20, and a transmission rod 23 is arranged at a position of the hand wheel 1901 corresponding to the cavity 22. One end of the transmission rod 23 extends along the direction of the cavity 22 and is connected to the second bevel gear 1903. The setting of the adjusting screw 1904, when it is necessary to adjust the height of the noise detection body 3, by rotating the hand wheel 1901, the transmission rod 23 at one end of the hand wheel 1901 drives the second bevel gear 1903 to rotate, the second bevel gear 1903 drives the first bevel gear 1902 to rotate through meshing, the first bevel gear 1902 drives the adjusting screw 1904 to rotate, the adjusting screw 1904 drives the adjusting rod 201 to move up and down, the noise detection body 3 is set on the adjusting rod 201, so the adjusting rod 201 drives the noise detection body 3 to move up and down to adjust the height, and the adjustment is convenient. The adjusting rod 201 is provided with a guide bar, and the hollow rod 201 is provided with a guide groove adapted to the guide bar at the position corresponding to the guide bar. The setting of the guide bar and the guide groove further adjusts the stability of the up and down movement of the adjusting rod 201.

[0025] This embodiment further configures: the first installation groove 5 is close to the top of the installation seat 4, and the installation cavity 7 is arranged at the top of the inner wall of the first installation groove 5. This makes the structure of the connecting component 8 more compact and reduces the volume of the connecting component 8. The installation cavity 7 is arranged at the top of the inner wall of the first installation groove 5. When the gear 802 is rotated by pressing the pressing member 801 and the locking member 803 is driven to leave the position of the installation hole 12, it is convenient for the staff to press and unlock, making the disassembly and assembly of the noise detection body 3 more convenient and labor-saving.

[0026] This embodiment is further configured as follows: a second mounting groove 13 is provided below the first mounting groove 5, and a second mounting block 14 adapted to the second mounting groove 13 is provided at a position of the noise detection body 3 corresponding to the second mounting groove 13. The first mounting groove 5 and the second mounting groove 13 are arranged on the mounting seat 4 in an upper and lower manner, so that the mounting structure of the noise detection body 3 is more solid, the force is evenly applied, and the stability of the structure is further improved.

[0027] This embodiment further provides that: an operation block 15 is provided at one end of the pressing member 801 facing away from the first mounting block 6, the outer diameter of the operation block 15 is larger than the outer diameter of the through hole 10, and the distance between the operation block 15 and the mounting seat 4 is larger than or equal to the depth of the mounting hole 12. The provision of the operation block 15 increases the contact area, facilitates the pressing operation by the staff, and plays a limiting role to a certain extent, so that when the pressing member 801 is pressed to conflict with the surface of the mounting seat 4, the locking member 803 at this time just or completely detaches from the position of the mounting hole 12, and the staff can remove the noise detection body 3 from the mounting seat 4, which has a simple structure and convenient operation.

[0028] This embodiment further provides that: a limit block 16 is provided at one end of the pressing member 801 facing the first mounting block 6. The setting of the limit block 16 prevents the rack 9 on the pressing member 801 from separating from the gear 802 when the pressing member 801 is reset, plays a limiting role, and further improves the reliability of the structure.

[0029] This embodiment is further configured as follows: a connecting shaft 17 is provided in the installation cavity 7, the spring 11 is sleeved on the outside of the connecting shaft 17, the length of the connecting shaft 17 is greater than the length of the spring 11, and the locking member 803 is provided with a guide channel 18 adapted to the connecting shaft 17 at a position corresponding to the connecting shaft 17. The length of the connecting shaft 17 is greater than the length of the spring 11, and plays a guiding role in the expansion and contraction of the spring 11, so that the spring 11 is not easily deformed, and the service life of the spring 11 is increased. The configuration of the guide channel 18 allows the connecting shaft 17 and the guide channel 18 to slide relative to each other when the spring 11 is compressed, providing space for the movement of the driving member, and the structure is more reasonable.

[0030] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications of the above assumptions should also be regarded as the protection scope of the present invention.

Claims

1. A noise detection device, comprising a base, a mounting frame arranged on the base, and a noise detection body arranged on the mounting frame, characterized in that: A mounting seat is fixedly provided at the top of the mounting frame, the noise detection body is arranged on the mounting seat at the other side relative to the mounting frame, the mounting seat is provided with a first mounting groove on one side of the noise detection body, the noise detection body is provided with a first mounting block adapted to the first mounting groove at a position corresponding to the first mounting groove, a mounting cavity is provided on the inner side wall of the first mounting groove, a connecting component is provided in the mounting cavity, the connecting component includes a pressing piece, a gear and a locking piece, the gear is arranged between the pressing piece and the locking piece, and the pressing piece and the locking piece are both provided with a rack meshing with the gear on one side facing the gear, a through opening communicating with the mounting cavity is provided on the mounting seat, one end of the pressing piece facing away from the first mounting block extends toward the through opening, a spring is provided between the locking piece and the mounting cavity, one end of the locking piece facing away from the spring extends toward the first mounting block, a mounting hole adapted to the locking piece is provided at the position of the first mounting block corresponding to the locking piece, a lifting component is provided on the mounting frame, and the noise detection body can be moved toward or away from the base through the lifting component.

2. A noise detection device according to claim 1, characterized in that: The lifting assembly includes a handwheel, a first bevel gear, a second bevel gear and an adjusting screw, the mounting frame includes an adjusting rod and a hollow rod, a boss is provided on the base, the hollow rod is provided on the boss, the adjusting rod is slidably installed in the hollow rod, the noise detection body is provided on the adjusting rod, a thread groove is provided at the bottom of the adjusting rod, the adjusting screw is provided in the thread groove and is threadedly connected with the thread groove, a cavity is provided in the boss, the first bevel gear is provided in the cavity, the adjusting screw is connected to the first bevel gear at one end facing away from the adjusting rod, the second bevel gear is provided on one side of the first bevel gear and meshed with the first bevel gear, the handwheel is provided on the outside of the boss, a transmission rod is provided at the position of the handwheel corresponding to the cavity, one end of the transmission rod extends along the cavity direction and is connected to the second bevel gear.

3. A noise detection device according to claim 1, characterized in that: The first mounting groove is close to the top of the mounting seat, and the mounting cavity is arranged at the top of the inner wall of the first mounting groove.

4. A noise detection device according to claim 1, characterized in that: A second mounting groove is arranged below the first mounting groove, and a second mounting block matching the second mounting groove is arranged at a position of the noise detection body corresponding to the second mounting groove.

5. A noise detection device according to claim 1, characterized in that: An operating block is arranged at one end of the pressing member facing away from the first mounting block, the outer diameter of the operating block is larger than the outer diameter of the through opening, and the spacing distance between the operating block and the mounting seat is larger than or equal to the depth of the mounting hole.

6. A noise detection device according to claim 1, characterized in that: The pressing member is provided with a limiting block at one end facing the first mounting block.

7. A noise detection device according to claim 1, characterized in that: A connecting shaft is arranged in the installation cavity, the spring sleeve is arranged outside the connecting shaft, the length of the connecting shaft is greater than the length of the spring, and a guide channel adapted to the connecting shaft is arranged at a position of the locking member corresponding to the connecting shaft.

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