Noise testing device for magnetic control wheel production

Abstract

The utility model discloses a noise testing device for magnetic control wheel production, which comprises a base and a soundproof box assembly, and is characterized in that a gearbox is arranged above the middle part of the base, the soundproof box assembly is arranged on the left side above the base, a sliding rail is arranged inside the soundproof box assembly, a connecting rod is connected inside the sliding rail in a sliding manner, and the connecting rod is connected with the gearbox. A three-jaw chuck is welded to the upper portion of the connecting rod, a magnetic control wheel body is installed on the right side of the three-jaw chuck, a decibel meter is arranged on the right side of the magnetic control wheel body, a sealing gasket is arranged on the upper portion of the soundproof box assembly, a soundproof cover is arranged on the upper portion of the sealing gasket, and a first buckle is arranged at the front end of the soundproof box assembly. Compared with an existing noise testing device, the noise testing device for magnetic control wheel production has the advantages that the right connecting shaft of the magnetic control wheel body is mounted on the three-jaw chuck on the right side and then moves rightwards on the sliding rail through the connecting rod, and then the left connecting shaft of the magnetic control wheel body is fixed through the three-jaw chuck on the left side.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic control wheel production, in particular to a noise testing device used for magnetic control wheel production. Background Art

[0002] As people's pace of life accelerates, physical exercise becomes particularly important. Various fitness equipment that are easy to store and place and can achieve effective exercise results have emerged. Among the common fitness equipment on the market, fitness bikes that simulate bicycle riding are the most popular. Among the various fitness bikes, magnetically controlled fitness bikes have become the current hot-selling product. Compared with ordinary fitness bikes, magnetically controlled fitness bikes have the advantages of durability, uniform force, and adjustable resistance. The noise during fitness will also affect the fitness effect. The noise level of the magnetically controlled wheels needs to be controlled, so a noise testing device for the production of magnetically controlled wheels is needed.

[0003] The existing patent announcement number is CN217845397U, and the patent is named "A noise testing device for a magnetically controlled wheel". The application relates to a noise testing device for a magnetically controlled wheel, and relates to the technical field of magnetically controlled wheels. It includes a frame, a drive assembly and a clamping assembly. The frame plays a supporting and load-bearing role. The drive assembly is arranged on one side surface of the upper middle part of the frame. One end of the drive assembly is detachably connected to the driving shaft of the magnetically controlled wheel installed on the frame. The clamping assembly is arranged on a side surface of the frame away from the drive assembly to clamp the magnetically controlled wheel on the frame. The application has the effect of facilitating the detection of whether there is noise during the operation of the magnetically controlled wheel.

[0004] The above-mentioned device is arranged on a side surface of the frame away from the driving assembly through a clamping assembly, so as to clamp the magnetically controlled wheel on the frame, thereby facilitating the detection of whether there is noise during the operation of the magnetically controlled wheel. However, during the test, personnel are affected by external noise, resulting in reduced accuracy of the test data, which cannot well meet people's usage needs. In view of the above situation, technical innovation is carried out on the basis of the existing noise testing device. Utility Model Content

[0005] The purpose of the utility model is to provide a noise testing device for magnetically controlled wheel production to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a noise testing device for the production of magnetically controlled wheels, comprising a base and a hinge, a gearbox is arranged above the middle part of the base, the sound insulation box assembly is arranged on the upper left side of the base, and a slide rail is arranged inside the sound insulation box assembly, and a connecting rod is slidably connected inside the slide rail, a three-jaw chuck is welded above the connecting rod, and a magnetically controlled wheel body is installed on the right side of the three-jaw chuck, a decibel meter is arranged on the right side of the magnetically controlled wheel body, a sealing gasket is arranged above the sound insulation box assembly, and a sound insulation cover is arranged above the sealing gasket, and a buckle 1 is arranged at the front end of the sound insulation box assembly.

[0007] Furthermore, the sound insulation box assembly includes an outer shell, a sound insulation board and sound-absorbing cotton, and the sound insulation board is arranged inside the outer shell, and the sound insulation board is arranged inside the sound-absorbing cotton.

[0008] Furthermore, a main shaft is provided on the right side of the gearbox, and the main shaft and the gearbox are welded, so that the gearbox facilitates the adjustment of the rotation of the main shaft and the collection of test data.

[0009] Furthermore, a transmission belt is wrapped around the outer right side of the main shaft, and a crank is installed at the rear end of the transmission belt. The rotating crank drives the main shaft to rotate through the transmission belt, which can be used to simulate the scenario during use and enrich the test data.

[0010] Furthermore, gear 2 is installed on the right side of the transmission belt, and gear 1 is meshed at the front end of gear 2. Gear 1 and gear 2 are staggered when not in use to avoid affecting the simulation test of the crank.

[0011] Furthermore, a pull ring is installed on the right side of the gear one, and a fitting component is arranged on the left side of the gear one.

[0012] Furthermore, the engaging component includes a latch and a slot, and the right side of the latch is slidably connected to the slot, and the slot is engaged with the latch through a pull ring, and gear two moves to the left along with the slot, and gear one meshes with gear two.

[0013] Furthermore, a motor is provided on the left side of the latch, and a protective shell is wrapped around the outer lower part of the latch, a buckle 2 is provided at the front end of the protective shell, and a protective cover is rotatably connected to the upper rear end of the protective shell.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the right connecting shaft of the magnetic control wheel body is installed on the three-claw chuck on the right, and then moved to the right on the slide rail through the connecting rod. The three connecting rods ensure the stability of the three-claw chuck on the left, and then the left connecting shaft of the magnetic control wheel body is fixed by the three-claw chuck on the left, which is convenient for installing the magnetic control wheel body. During the test, the rotating crank drives the main shaft to rotate through the transmission belt, which can be used to simulate the scene during use and enrich the test data. The slot is engaged with the pin through the pull ring, and at the same time, the gear two moves to the left with the slot, and the gear one meshes with the gear two. The motor drives the slot to rotate through the pin so that the gear two drives the gear one to rotate, so that the main shaft rotates, which is convenient for the decibel meter to collect the limit test data.

[0015] 1. The utility model opens the buckle and lifts the soundproof cover, installs the right connecting shaft of the magnetic control wheel body to the three-claw chuck on the right, and then moves to the right on the slide rail through the connecting rod. The three connecting rods ensure the stability of the three-claw chuck on the left, and then fixes the left connecting shaft of the magnetic control wheel body through the left three-claw chuck, which is convenient for installing the magnetic control wheel body and also keeps the magnetic control wheel body stable during rotation. Close the soundproof cover, and the sealing gasket seals the inside to reduce external influences;

[0016] 2. When the utility model is testing the limit data, the slot is engaged with the pin through the pull ring, and at the same time, gear two moves to the left with the slot, gear one meshes with gear two, and the motor drives the slot to rotate through the pin, so that gear two drives gear one to rotate, and the main shaft rotates, which is convenient for the decibel meter to collect the limit test data. Gear one and gear two rotate through the protective shell and protective cover to protect external personnel, and the protective cover can be opened for maintenance at any time through buckle two. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional structural schematic diagram of a noise testing device for magnetically controlled wheel production according to the utility model;

[0018] Figure 2 It is a three-dimensional cross-sectional structural schematic diagram of a sound insulation component of a noise testing device for magnetically controlled wheel production according to the utility model;

[0019] Figure 3 The utility model is a three-dimensional cross-sectional structural schematic diagram of a chimeric component of a noise testing device for magnetically controlled wheel production.

[0020] In the figure: 1. base; 2. sound insulation box assembly; 201. shell; 202. sound insulation board; 203. sound-absorbing cotton; 3. buckle one; 4. sealing gasket; 5. slide rail; 6. connecting rod; 7. three-jaw chuck; 8. sound insulation cover; 9. magnetron wheel body; 10. gearbox; 11. motor; 12. protective shell; 13. buckle two; 14. gear one; 15. fitting assembly; 1501. latch; 1502. slot; 16. pull ring; 17. gear two; 18. protective cover; 19. main shaft; 20. transmission belt; 21. crank; 22. decibel meter. DETAILED DESCRIPTION

[0021] like Figure 1 As shown, a noise testing device for magnetically controlled wheel production includes a base 1 and a soundproof box assembly 2, characterized in that a gearbox 10 is arranged above the middle of the base 1, the soundproof box assembly 2 is arranged on the upper left side of the base 1, and a slide rail 5 is arranged inside the soundproof box assembly 2, and a connecting rod 6 is slidably connected inside the slide rail 5, a three-jaw chuck 7 is welded above the connecting rod 6, and a magnetically controlled wheel body 9 is installed on the right side of the three-jaw chuck 7, a decibel meter 22 is arranged on the right side of the magnetically controlled wheel body 9, a sealing gasket 4 is arranged above the soundproof box assembly 2, and the sealing gasket 4 A soundproof cover 8 is provided above the soundproof box assembly 2, and a buckle 3 is provided at the front end of the soundproof box assembly 2. Open the buckle 3 to lift the soundproof cover 8, install the right connecting shaft of the magnetic control wheel body 9 on the right three-jaw chuck 7, and then move to the right on the slide rail 5 through the connecting rod 6. The three connecting rods 6 ensure the stability of the three-jaw chuck 7 on the left, and then fix the left connecting shaft of the magnetic control wheel body 9 through the left three-jaw chuck 7, which is convenient for installing the magnetic control wheel body 9 and also keeps the magnetic control wheel body 9 stable during rotation. Close the soundproof cover 8, and the sealing gasket 4 seals the inside to reduce external influences.

[0022] like Figure 1 and Figure 2 As shown, the sound insulation box assembly 2 includes an outer shell 201, a sound insulation board 202 and sound absorbing cotton 203, and the inner part of the outer shell 201 is provided with a sound insulation board 202, and the inner part of the sound insulation board 202 is provided with sound absorbing cotton 203. A main shaft 19 is provided on the right side of the gearbox 10, and the main shaft 19 and the gearbox 10 are welded. The outer right side of the main shaft 19 is wrapped with a transmission belt 20, and the rear end of the transmission belt 20 is installed with a crank 21. During the test, the rotating crank 21 drives the main shaft 19 to rotate through the transmission belt 20, which can be used to simulate the scene during use and enrich the test data. After the main shaft 19 changes speed through the gearbox 10, it drives the right three-jaw chuck 7 to rotate, thereby driving the magnetic control wheel body 9 to rotate, and the noise data is collected by the decibel meter 22. Under the protection of the outer shell 201, the sound insulation board 202 and the sound absorbing cotton 203 are used to isolate the influence of external noise.

[0023] like Figure 1 and Figure 3As shown, a gear 2 17 is installed on the right side of the transmission belt 20, and the front end of the gear 2 17 is meshed with a gear 14, a pull ring 16 is installed on the right side of the gear 14, and a fitting component 15 is arranged on the left side of the gear 14, the fitting component 15 includes a latch 1501 and a slot 1502, and the right side of the latch 1501 is slidably connected with the slot 1502, a motor 11 is arranged on the left side of the latch 1501, and a protective shell 12 is wrapped around the outside of the latch 1501, a buckle 2 13 is arranged at the front end of the protective shell 12, and a rear end of the protective shell 12 is rotatably connected to the upper part. Protective cover 18, when testing limit data, the slot 1502 is engaged with the pin 1501 through the pull ring 16, and at the same time, gear two 17 moves to the left with the slot 1502, and gear one 14 is meshed with gear two 17. The motor 11 drives the slot 1502 to rotate through the pin 1501, so that gear two 17 drives gear one 14 to rotate, and the main shaft 19 rotates, which is convenient for the decibel meter 22 to collect limit test data. Gear one 14 and gear two 17 rotate through the protective shell 12 and the protective cover 18 to protect outsiders, and the protective cover 18 can be opened for maintenance at any time through the buckle two 13.

[0024] Working principle: When using this noise testing device for the production of magnetically controlled wheels, first, open the buckle 3 to lift the soundproof cover 8, install the right connecting shaft of the magnetically controlled wheel body 9 on the right three-jaw chuck 7, and then move it to the right on the slide rail 5 through the connecting rod 6. The three connecting rods 6 ensure the stability of the three-jaw chuck 7 on the left, and then fix the left connecting shaft of the magnetically controlled wheel body 9 through the left three-jaw chuck 7, which is convenient for the installation of the magnetically controlled wheel body 9 and also keeps the magnetically controlled wheel body 9 stable during rotation. Close the soundproof cover 8 and the sealing gasket 4 will seal the inside to reduce external influences. During the test, the rotating crank 21 drives the main shaft 19 to rotate through the transmission belt 20, which can be used to simulate the scene during use and enrich the test data. The main shaft 19 drives the right three-jaw after changing speed through the gearbox 10. The chuck 7 rotates, thereby driving the magnetron wheel body 9 to rotate, and the noise data is collected by the decibel meter 22. Under the protection of the shell 201, the sound insulation board 202 and the sound-absorbing cotton 203 are used to isolate the influence of external noise. When testing the limit data, the pull ring 16 is used to engage the pin 1501 with the slot 1502, and at the same time, the gear 2 17 moves to the left with the slot 1502, and the gear 1 14 is meshed with the gear 2 17. The motor 11 drives the slot 1502 to rotate through the pin 1501, so that the gear 2 17 drives the gear 1 14 to rotate, and the main shaft 19 rotates, which is convenient for the decibel meter 22 to collect the limit test data. The gear 14 and the gear 2 17 rotate through the protective shell 12 and the protective cover 18 to protect external personnel, and the protective cover 18 can be opened for maintenance at any time through the buckle 2 13.

Claims

1. A noise testing device for magnetically controlled wheel production, comprising a base (1) and a soundproof box assembly (2), characterized in that: A gearbox (10) is arranged above the middle of the base (1), the soundproof box assembly (2) is arranged on the upper left side of the base (1), and a slide rail (5) is arranged inside the soundproof box assembly (2), and a connecting rod (6) is slidably connected inside the slide rail (5), a three-jaw chuck (7) is welded above the connecting rod (6), and a magnetic control wheel body (9) is installed on the right side of the three-jaw chuck (7), a decibel meter (22) is arranged on the right side of the magnetic control wheel body (9), a sealing gasket (4) is arranged above the soundproof box assembly (2), and a soundproof cover (8) is arranged above the sealing gasket (4), and a buckle (3) is arranged at the front end of the soundproof box assembly (2).

2. A noise testing device for magnetically controlled wheel production according to claim 1, characterized in that: The sound insulation box assembly (2) comprises an outer shell (201), a sound insulation board (202) and sound absorbing cotton (203), wherein the sound insulation board (202) is arranged inside the outer shell (201), and the sound absorbing cotton (203) is arranged inside the sound insulation board (202).

3. A noise testing device for magnetically controlled wheel production according to claim 1, characterized in that: A main shaft (19) is arranged on the right side of the gearbox (10), and the main shaft (19) and the gearbox (10) are welded.

4. A noise testing device for magnetically controlled wheel production according to claim 3, characterized in that: The right periphery of the main shaft (19) is wrapped with a transmission belt (20), and a crank (21) is installed at the rear end of the transmission belt (20).

5. A noise testing device for magnetically controlled wheel production according to claim 4, characterized in that: The right side of the transmission belt (20) is provided with a second gear (17), and the front end of the second gear (17) is meshed with the first gear (14).

6. A noise testing device for magnetically controlled wheel production according to claim 5, characterized in that: A pull ring (16) is installed on the right side of the gear one (14), and a fitting assembly (15) is arranged on the left side of the gear one (14).

7. A noise testing device for magnetically controlled wheel production according to claim 6, characterized in that: The interlocking component (15) comprises a latch (1501) and a slot (1502), and the right side of the latch (1501) is slidably connected to the slot (1502).

8. The noise testing device for magnetically controlled wheel production according to claim 7, characterized in that: A motor (11) is arranged on the left side of the latch (1501), and a protective shell (12) is wrapped around the outside and bottom of the latch (1501), a buckle 2 (13) is arranged at the front end of the protective shell (12), and a protective cover (18) is rotatably connected to the upper rear end of the protective shell (12).

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