Sound pressure frequency detector

Abstract

The utility model discloses a sound pressure frequency detector which comprises a supporting base, a detection rack is fixedly installed at the top end of the supporting base, two first vertical rods and two second vertical rods are fixedly installed on one side of the bottom end of the inner wall of the detection rack, and a transmission mechanism is fixedly installed on the other side of the bottom end of the inner wall of the detection rack. The transmission mechanism comprises a supporting frame and a transmission rack, the bottom end of the transmission rack is fixedly connected with the top end of the supporting frame, a motor base is arranged at the bottom end of the transmission rack, and a sound pressure detector and a frequency detector are arranged in the detection rack. The falling guide plate is subjected to angle deflection along the conveying rack, the falling positions of products conveyed by the conveying mechanism are adjusted, qualified products detected and unqualified products detected are conveniently classified and put into different storage frames, traditional manual classification is replaced, product classification and storage are facilitated, operation is easy, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of frequency detection machines, in particular to a sound pressure frequency detection machine. Background Technique

[0002] The main function of the sound pressure frequency detection machine is to monitor and analyze the sound pressure frequency situation in real time, and to monitor and analyze the sound pressure and frequency parameters of the piezoelectric sheet by energizing the buzzer, so as to help achieve precise control and improve quality. The sound pressure frequency detection machine is installed in a sound insulation box through a sound pressure sensor, and the measured sound pressure signal is analyzed and processed by a collector to form a signal for identifying the device under test, realizing real-time analysis of the sound pressure distribution situation. This kind of equipment has wide application value in modern society, especially in the field of electronic products such as buzzers and speakers. By monitoring and analyzing the sound pressure parameters in real time, the sound pressure automatic monitoring instrument can help relevant parties achieve precise control and achieve the purpose of protecting, limiting and controlling noise, which not only improves the environmental quality, but also improves people's living quality. In addition, some professional manufacturers focus on producing automatic environmental noise monitoring systems, architectural acoustics measurement instruments, vibration measurement instruments, etc. Their products cover multiple fields such as environmental noise measurement, industrial noise measurement, and traffic noise measurement, further proving the importance and wide application of the sound pressure frequency detection machine in modern society.

[0003] However, the traditional sound pressure frequency detection machine has the following disadvantages:

[0004] After the traditional sound pressure frequency detection machine detects the products, it needs to be manually carried, and the qualified products and unqualified products are manually classified. Such operation is very cumbersome and prone to misloading. Content of the Utility Model

[0005] The purpose of the utility model is to provide a sound pressure frequency detection machine to solve the problem that the traditional sound pressure frequency detection machine needs to be manually carried after detecting the products, and the qualified products and unqualified products are classified, and such operation is very cumbersome as mentioned in the above background technique.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sound pressure frequency detection machine comprises a supporting base, a detection frame is fixedly installed on the top of the supporting base, two first uprights and two second uprights are fixedly installed on one side of the bottom end of the inner wall of the detection frame, and a transmission mechanism is fixedly installed on the other side of the bottom end of the inner wall of the detection frame, the transmission mechanism comprises a supporting frame and a transmission frame, the bottom end of the transmission frame is fixedly connected to the top end of the supporting frame, the bottom end of the transmission frame is provided with a motor base, one end of the transmission frame is rotatably connected with a falling guide plate, a sound pressure detector and a frequency detector are provided inside the detection frame, an adjustment mechanism located on one side of the first upright is installed on the detection frame, the adjustment mechanism comprises a mounting frame and an adjustment frame, the bottom end of the adjustment frame is fixedly connected to the top end of the mounting frame, the top end of the adjustment frame is slidably connected to a linear track, the top end of the linear track is slidably connected to a displacement block, and the top end of the displacement block is fixedly installed with a product rack.

[0007] Preferably, both sides of the inner wall of the transmission frame are rotatably connected with transmission pulleys, a stepper motor is fixedly installed on one side of the motor base, and a driving pulley is fixedly installed on the output end of the stepper motor, and both ends of one side of the motor base are rotatably connected with tension pulleys, and a transmission belt body is drivingly connected between the two transmission pulleys, and the transmission belt body is respectively connected to the two tension pulleys and the driving pulley, and the stepper motor is started after being energized, and the stepper motor drives the driving pulley to rotate. After the driving pulley rotates, it is driven by the transmission belt body and the tension pulley ensures the tension of the transmission belt body itself, and the transmission belt body drives the transmission pulley to rotate, so as to transmit the product, and the falling guide plate is deflected at an angle along the transmission frame, so that the transmission mechanism can drop products from different angles.

[0008] Preferably, the bottom end of the motor base is fixedly connected to the detection frame, the adjustment frame is connected to a side directly opposite to the transmission frame, and the transmission mechanism is installed on the detection frame through the motor base.

[0009] Preferably, two cylinder bases are provided on one side of the adjustment frame, and one side of the two cylinder bases is fixedly installed with a lifting cylinder, and the movable ends of the two lifting cylinders are connected to the side opposite to the product rack, and one side of the adjustment frame is slidably connected with two clamping plates, and two pushing cylinders are installed inside the detection frame, and the movable ends of the two pushing cylinders are connected to the side opposite to the adjustment frame, and the pushing cylinder performs telescopic and deflection movements, and the pushing cylinder pushes the adjustment frame from one side to adjust the relative angle between the adjustment frame and the transmission frame, and the lifting cylinder performs telescopic movement, and the lifting cylinder pulls the product rack from one side to adjust the height of the product rack, and the displacement block slides along the linear track to adjust the position of the product rack, and the two clamping plates clamp and fix the product from both sides.

[0010] Preferably, an operation panel is fixedly installed on one side of the detection frame, and sealing doors are hinged on the surfaces of the detection frame and the support base. The user can start, close, turn on the power light, and perform an emergency stop operation through the operation panel.

[0011] Preferably, both sides of the bottom end of the sound pressure detector are fixedly connected to the top ends of two first vertical rods, and both sides of the bottom end of the frequency detector are fixedly connected to the top ends of two second vertical rods. The sound pressure detector performs sound pressure detection on the product, and the frequency detector performs sound frequency detection on the product.

[0012] Preferably, moving plates are fixedly installed at the four corners of the bottom end of the support base, and moving wheels are fixedly installed at the bottom ends of the four moving plates. An alarm is fixedly installed at the top end of the detection frame. The user pushes the support base, and the moving wheels rotate due to the friction force when they come into contact with the ground, facilitating the transfer and handling of the sound pressure frequency detector.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] By setting a transmission mechanism, the falling guide plate deflects at an angle along the transmission frame to adjust the falling position of the product transmitted by the transmission mechanism, facilitating the classification and placement of qualified and unqualified products in different storage bins, replacing the traditional manual classification, facilitating the classification and storage of products, with simple operation and high practicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a perspective view of the present utility model;

[0016] Figure 2 is a front view of the present utility model;

[0017] Figure 3 is a rear view of the present utility model;

[0018] Figure 4 is a side view of the present utility model.

[0019] In the figure: 1, support base; 2, detection frame; 3, alarm; 4, moving wheel; 5, moving plate; 6, transmission mechanism; 61, support frame; 62, falling guide plate; 63, transmission frame; 64, stepping motor; 65, motor base; 66, driving pulley; 67, tension pulley; 68, transmission pulley; 69, transmission belt body; 7, operation panel; 8, sealing door; 9, adjustment mechanism; 91, mounting frame; 92, adjustment frame; 93, cylinder base; 94, lifting cylinder; 95, clamping plate; 96, linear track; 97, pushing cylinder; 98, product rack; 99, displacement block; 10, sound pressure detector; 11, first vertical rod; 12, frequency detector; 13, second vertical rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] See also Figures 1-4 The utility model provides a sound pressure frequency detector, including a supporting base 1, a detection frame 2 is fixedly installed on the top of the supporting base 1, two first vertical poles 11 and two second vertical poles 13 are fixedly installed on one side of the bottom end of the inner wall of the detection frame 2, and a transmission mechanism 6 is fixedly installed on the other side of the bottom end of the inner wall of the detection frame 2. The transmission mechanism 6 includes a supporting frame 61 and a transmission frame 63. The bottom end of the transmission frame 63 is fixedly connected to the top of the supporting frame 61, and a motor base 65 is provided at the bottom end of the transmission frame 63. One end of the transmission frame 63 is rotatably connected to a falling guide plate 62. A sound pressure detector 10 and a frequency detector 12 are provided inside the detection frame 2. An adjustment mechanism 9 located on one side of the first vertical pole 11 is installed on the detection frame 2. The adjustment mechanism 9 includes a mounting frame 91 and an adjustment frame 92. The bottom end of the adjustment frame 92 is fixedly connected to the top of the mounting frame 91. The top of the adjustment frame 92 is slidably connected to a linear track 96. The top of the linear track 96 is slidably connected to a displacement block 99. The top of the displacement block 99 is fixedly installed with a product rack 98.

[0022] Both sides of the inner wall of the transmission frame 63 are rotatably connected with transmission pulleys 68, a stepper motor 64 is fixedly installed on one side of the motor base 65, and a driving pulley 66 is fixedly installed on the output end of the stepper motor 64, and both ends of one side of the motor base 65 are rotatably connected with tension pulleys 67, and a transmission belt body 69 is transmission-connected between the two transmission pulleys 68, and the transmission belt body 69 is respectively connected to the two tension pulleys 67 and the driving pulley 66, and the stepper motor 64 is powered and started, and the stepper motor 64 drives the driving pulley 66 to rotate, and after the driving pulley 66 rotates, it is driven by the transmission belt body 69 and the tension pulley 67 ensures the tension of the transmission belt body 69 itself, and the transmission belt body 69 drives the transmission pulley 68 to rotate, so as to transmit the product, and the falling guide plate 62 is angularly deflected along the transmission frame 63, so that the transmission mechanism 6 can drop products from different angles.

[0023] The bottom end of the motor base 65 is fixedly connected to the detection frame 2 , the adjustment frame 92 is connected to a side directly opposite to the transmission frame 63 , and the transmission mechanism 6 is installed on the detection frame 2 through the motor base 65 .

[0024] On one side of the adjustment frame 92, there are two cylinder bases 93. On one side of each of the two cylinder bases 93, a lifting cylinder 94 is fixedly installed. The movable ends of the two lifting cylinders 94 are connected to the side of the product rack 98 facing them. Two clamping plates 95 are slidably connected to one side of the adjustment frame 92. Inside the detection machine frame 2, two pushing cylinders 97 are installed. The movable ends of the two pushing cylinders 97 are connected to the side of the adjustment frame 92 facing them. The pushing cylinder 97 performs telescopic and deflection movements. The pushing cylinder 97 pushes the adjustment frame 92 from one side to adjust the relative angle between the adjustment frame 92 and the transmission machine frame 63. The lifting cylinder 94 performs telescopic movements. The lifting cylinder 94 pulls the product rack 98 from one side to adjust the height of the product rack 98. The displacement block 99 slides along the linear track 96 to adjust the position of the product rack 98. And the two clamping plates 95 clamp and fix the product from both sides.

[0025] On one side of the detection machine frame 2, an operation panel 7 is fixedly installed. Sealing doors 8 are hinged on the surfaces of both the detection machine frame 2 and the support base 1. The user starts, closes, turns on the power light, and performs an emergency stop operation through the operation panel 7.

[0026] On both sides of the bottom end of the sound pressure detector 10, they are respectively fixedly connected to the top ends of two first vertical rods 11. On both sides of the bottom end of the frequency detector 12, they are respectively fixedly connected to the top ends of two second vertical rods 13. The sound pressure detector 10 performs sound pressure detection on the product, and the frequency detector 12 performs sound frequency detection on the product.

[0027] At the four corners of the bottom end of the support base 1, moving plates 5 are fixedly installed. At the bottom ends of the four moving plates 5, moving wheels 4 are fixedly installed. An alarm 3 is fixedly installed at the top end of the detection machine frame 2. The user pushes the support base 1, and the moving wheels 4 rotate due to the friction force when they come into contact with the ground, facilitating the transfer and handling of the sound pressure and frequency detector.

[0028] In the use of the embodiment of the present application: The product is placed on the product rack 98. The pushing cylinder 97 performs telescopic and deflection movements. The pushing cylinder 97 pushes the adjustment frame 92 from one side to adjust the relative angle between the adjustment frame 92 and the transmission rack 63. The lifting cylinder 94 performs telescopic movement. The lifting cylinder 94 pulls the product rack 98 from one side to adjust the height of the product rack 98. The displacement block 99 slides along the linear track 96 to adjust the position of the product rack 98. And the two clamping plates 95 clamp and fix the product from both sides. Then, the sound pressure detector 10 detects the sound pressure of the product, and the frequency detector 12 detects the sound frequency of the product. After the stepping motor 64 is powered on and started, the stepping motor 64 drives the driving pulley 66 to rotate. After the driving pulley 66 rotates, it drives the transmission belt body 69 through the transmission belt body 69, and the tension pulley 67 ensures the tension of the transmission belt body 69 itself. And the transmission belt body 69 drives the transmission pulley 68 to rotate, so as to transmit the product. The falling guide plate 62 deflects at an angle along the transmission rack 63 to facilitate the transmission mechanism 6 to drop the product from different angles.

[0029] Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. Sound pressure frequency detector, including a support base (1), characterized in that: A detection frame (2) is fixedly mounted on the top of the support base (1); two first upright poles (11) and two second upright poles (13) are fixedly mounted on one side of the bottom end of the inner wall of the detection frame (2); a transmission mechanism (6) is fixedly mounted on the other side of the bottom end of the inner wall of the detection frame (2); the transmission mechanism (6) comprises a support frame (61) and a transmission frame (63); the bottom end of the transmission frame (63) is fixedly connected to the top end of the support frame (61); the bottom end of the transmission frame (63) is provided with a motor base (65); one end of the transmission frame (63) is rotatably connected to a falling guide plate (61); 2), a sound pressure detector (10) and a frequency detector (12) are arranged inside the detection frame (2), an adjustment mechanism (9) located on one side of the first vertical pole (11) is installed on the detection frame (2), the adjustment mechanism (9) comprises a mounting frame (91) and an adjustment frame (92), the bottom end of the adjustment frame (92) is fixedly connected to the top end of the mounting frame (91), the top end of the adjustment frame (92) is slidably connected to a linear track (96), the top end of the linear track (96) is slidably connected to a displacement block (99), and the top end of the displacement block (99) is fixedly installed with a product rack (98).

2. The sound pressure frequency detector according to claim 1, characterized in that: Both sides of the inner wall of the transmission frame (63) are rotatably connected with transmission pulleys (68), one side of the motor base (65) is fixedly installed with a stepper motor (64), the output end of the stepper motor (64) is fixedly installed with a driving pulley (66), both ends of one side of the motor base (65) are rotatably connected with tension pulleys (67), a transmission belt body (69) is transmission-connected between the two transmission pulleys (68), and the transmission belt body (69) is respectively connected to the two tension pulleys (67) and the driving pulley (66).

3. The sound pressure frequency detector according to claim 1, characterized in that: The bottom end of the motor base (65) is fixedly connected to the detection frame (2), and the adjustment frame (92) is connected to the side directly opposite to the transmission frame (63).

4. The sound pressure frequency detector according to claim 1, wherein: Two cylinder bases (93) are provided on one side of the adjustment frame (92), and a lifting cylinder (94) is fixedly installed on one side of the two cylinder bases (93), and the movable ends of the two lifting cylinders (94) are connected to the side directly opposite to the product rack (98). Two clamping plates (95) are slidably connected to one side of the adjustment frame (92), and two pushing cylinders (97) are installed inside the detection frame (2), and the movable ends of the two pushing cylinders (97) are connected to the side directly opposite to the adjustment frame (92).

5. The sound pressure frequency detector according to claim 1, characterized in that: An operation panel (7) is fixedly mounted on one side of the detection frame (2), and a sealing door (8) is hingedly connected to the surface of the detection frame (2) and the surface of the support base (1).

6. The sound pressure frequency detector according to claim 1, characterized in that: Both sides of the bottom end of the sound pressure detector (10) are respectively fixedly connected to the top ends of the two first upright poles (11), and both sides of the bottom end of the frequency detector (12) are respectively fixedly connected to the top ends of the two second upright poles (13).

7. The sound pressure frequency detector according to claim 1, characterized in that: Four corners at the bottom end of the support base (1) are fixedly installed with moving plates (5), the bottom ends of the four moving plates (5) are fixedly installed with moving wheels (4), and an alarm (3) is fixedly installed at the top end of the detection frame (2).

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