Noise reduction device of ultrasonic flowmeter

Abstract

The utility model relates to the technical field of noise reduction devices, and discloses a noise reduction device of an ultrasonic flowmeter, which comprises a placing plate, mounting components, noise reduction cotton, mounting grooves, springs, clamping blocks, connecting blocks and clamping grooves, the mounting components are symmetrically arranged on two sides of the placing plate, and the noise reduction cotton is symmetrically mounted on the inner sides of the mounting components. The noise reduction device comprises noise reduction cotton, a connecting block and a clamping groove, the noise reduction cotton is arranged in the connecting block, a mounting assembly is arranged in the noise reduction cotton, mounting grooves are symmetrically formed in one side of the mounting assembly, a spring is symmetrically and fixedly mounted in each mounting groove, and a clamping block is fixedly mounted at one end of each of the two springs. The noise reduction device has the advantages that the noise reduction cotton, the mounting grooves, the springs, the clamping blocks, the connecting blocks and the clamping grooves are matched; according to the noise reduction device for the ultrasonic flowmeter, the clamping blocks can be clamped in the clamping grooves 8 by means of the elasticity of the springs, the connecting blocks are installed in the installing grooves, the noise reduction cotton is convenient to disassemble and install, the noise reduction cotton is replaced more conveniently, a large number of parts do not need to be disassembled and installed, the noise reduction device is very convenient, the replacement labor force is reduced, and the practicability of the noise reduction device for the ultrasonic flowmeter is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of noise reduction devices, in particular to a noise reduction device for an ultrasonic flow meter. Background Art

[0002] Ultrasonic flow meters are easily affected by the external environment when working, especially the external noise that causes errors in measuring the noise inside the equipment, affecting the accuracy of use and making it impossible to adjust the angle of the sensor block on the flow meter body.

[0003] Chinese patent CN216593609U proposes a noise reduction device for an ultrasonic flowmeter, including an electric telescopic rod, wherein two ends of the electric telescopic rod are hinged with a second connecting rod, a side of the first connecting rod away from the sliding block is hinged on the second connecting rod, a side of the second connecting rod away from the electric telescopic rod is hinged with a third connecting rod, a side of the third connecting rod away from the second connecting rod is hinged with a first mounting plate, a side of the first mounting plate away from the third connecting rod is provided with an arc-shaped clamping plate, and the clamping plate is pressed onto the pipeline by manually holding the slide. At this time, the electric telescopic rod is started, the electric telescopic rod drives the second connecting rod to rotate, the second connecting rod drives the third connecting rod to rotate, and the third connecting rod drives the first mounting plate to move. Because a slide assembly is provided at the bottom of the first mounting plate, the first mounting plate moves along the horizontal plane of the slide, and the first mounting plate drives the arc-shaped clamping plate to clamp the pipeline.

[0004] The above scheme utilizes an electric telescopic rod for clamping operations, eliminating the operation of manually tightening the fixing screws, making the installation process easier. However, the above scheme is not convenient for replacing the noise reduction cotton. Replacement requires disassembly of a large number of parts and requires a large amount of replacement labor, which reduces the practicality of the noise reduction device of the ultrasonic flow meter. Utility Model Content

[0005] The purpose of the utility model is to provide a noise reduction device for an ultrasonic flow meter in order to solve the above-mentioned problem. The device utilizes the cooperation between noise reduction cotton, mounting grooves, springs, clamping blocks, connecting blocks and clamping grooves to facilitate the disassembly and installation of noise reduction cotton, making it more convenient to replace the noise reduction cotton. There is no need to disassemble and install a large number of parts, which is very convenient, reduces the labor for replacement, and solves the problems mentioned in the background technology.

[0006] In order to solve the above problems, the utility model provides a technical solution:

[0007] A noise reduction device for an ultrasonic flow meter, comprising a placement plate, a mounting assembly, noise reduction cotton, a mounting groove, a spring, a clamping block, a connecting block and a clamping groove, wherein the mounting assemblies are symmetrically arranged on both sides of the placement plate, noise reduction cotton is symmetrically installed on the inner sides of the mounting assemblies, mounting grooves are symmetrically opened on one side of the mounting assembly, springs are symmetrically fixedly installed inside each of the mounting grooves, one end of the two springs are fixedly installed on a clamping block, a connecting block is movably connected between each of the clamping blocks, and a clamping groove is symmetrically opened on the outer end of each of the connecting blocks.

[0008] As a preferred solution of the utility model, the top of the placement plate is movably connected to the ultrasonic flowmeter body, an anti-loosening component is provided on one side of the mounting component, the inside of the anti-loosening component is movably connected to a power cord, and the power cord is fixedly connected to the ultrasonic flowmeter body.

[0009] As a preferred solution of the utility model, the installation component includes a controller, and the controller is fixedly installed inside the placement plate. Electric tracks are symmetrically fixedly installed on both sides of the controller, and the electric tracks extend to the outer end of the placement plate.

[0010] As a preferred solution of the utility model, the two electric rails are slidably connected to the inside of the two rail blocks, and an L-shaped plate is fixedly installed at one end of the two rail blocks, a clamping plate is fixedly installed on one side of the L-shaped plate, the clamping plate is located on the top of the placement plate, and the mounting groove is opened on the inner side of the clamping plate.

[0011] As a preferred solution of the utility model, the loosening component includes an elliptical groove, which is opened on one side of one of the clamping plates, and grooves are symmetrically opened on both sides of the elliptical groove, and dampers are fixedly installed inside the two grooves.

[0012] As a preferred solution of the utility model, an elliptical plate is fixedly installed on one side of the two dampers, a current sensor is fixedly installed inside the elliptical groove, the current sensor is electrically connected to an alarm, and the alarm is located on the top of the ultrasonic flowmeter body.

[0013] The beneficial effect of the utility model is that by arranging the coordination between the noise reduction cotton, the mounting groove, the spring, the clamping block, the connecting block and the clamping groove, the clamping block can be clamped inside the clamping groove 8 by means of the elasticity of the spring, and the connecting block is installed inside the mounting groove, which is convenient for disassembly and installation of the noise reduction cotton, making it more convenient to replace the noise reduction cotton, without the need to disassemble and install a large number of parts, which is very convenient, reduces the labor for replacement, and improves the practicability of the noise reduction device of the ultrasonic flow meter. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] For ease of explanation, the present invention is described in detail by the following specific implementations and drawings.

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the internal structure of the placement plate and the installation assembly of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the anti-loosening component of the utility model;

[0018] Figure 4 This utility model Figure 2 The intention is to enlarge the center A.

[0019] In the figure: 1. Placement plate; 2. Installation assembly; 21. Controller; 22. Electric track; 23. Track block; 24. L-shaped plate; 25. Clamping plate; 3. Noise reduction cotton; 4. Installation groove; 5. Spring; 6. Block; 7. Connecting block; 8. Slot; 9. Ultrasonic flowmeter body; 10. Anti-loosening assembly; 101. Oval groove; 102. Groove; 103. Damper; 104. Oval plate; 105. Current sensor; 106. Alarm; 11. Power cord. 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] Example

[0022] See also Figure 1 - Figure 4 The utility model provides a technical solution: a noise reduction device for an ultrasonic flowmeter, comprising a placement plate 1, an installation component 2, noise reduction cotton 3, an installation groove 4, a spring 5, a clamping block 6, a connecting block 7 and a clamping slot 8. The placement plate 1 is symmetrically provided with installation components 2 on both sides, and noise reduction cotton 3 is symmetrically installed on the inner side of the installation component 2. The noise reduction cotton 3 is made of glass fiber sound insulation cotton. One side of the installation component 2 is symmetrically provided with installation grooves 4, and a spring 5 is symmetrically fixedly installed inside each installation groove 4. The spring 5 has a certain elasticity and plays a role of resetting. One end of the two springs 5 ​​is fixedly installed on the clamping block 6, and a connecting block 7 is movably connected between each clamping block 6, and a clamping slot 8 is symmetrically opened on the outer end of each connecting block 7.

[0023] Furthermore, the top of the placement plate 1 is movably connected to an ultrasonic flowmeter body 9, an anti-loosening component 10 is provided on one side of the mounting component 2, and the inside of the anti-loosening component 10 is movably connected to a power cord 11, which can transmit current. The outer end of the power cord 11 has an insulating leather sheath to serve as an electrical isolation, and the power cord 11 and the ultrasonic flowmeter body 9 are fixedly connected.

[0024] Furthermore, the installation component 2 includes a controller 21, which is fixedly installed inside the placement plate 1. Electric rails 22 are symmetrically fixedly installed on both sides of the controller 21. The electric rail 22 motor slide is a device composed of a motor and a slide rail. The work is achieved by driving the slide rail to move by the motor. The electric rail 22 extends to the outer end of the placement plate 1.

[0025] Furthermore, the two electric rails 22 are slidably connected to the inside with a rail block 23, and an L-shaped plate 24 is fixedly installed at one end of the two rail blocks 23, and a clamping plate 25 is fixedly installed on one side of the L-shaped plate 24. The clamping plate 25 is L-shaped, and the clamping plate 25 is located on the top of the placement plate 1, and the mounting groove 4 is opened on the inner side of the clamping plate 25.

[0026] Furthermore, the anti-loosening component 10 includes an elliptical groove 101, which is opened on one side of one of the clamping plates 25. Grooves 102 are symmetrically opened on both sides of the elliptical groove 101. Dampers 103 are fixedly installed inside the two grooves 102. The damper 103 gradually slows down the moving object through the internal friction and force principle, thereby achieving the effect of shock and vibration reduction.

[0027] Furthermore, an elliptical plate 104 is fixedly installed on one side of the two dampers 103, and a current sensor 105 is fixedly installed inside the elliptical groove 101. The current sensor 105 uses the principle of electromagnetic induction to measure the current. The current sensor 105 is electrically connected to an alarm 106, and the alarm 106 is located on the top of the ultrasonic flowmeter body 9.

[0028] To sum up: the staff clamps the connecting block 7 on one side of the noise reduction cotton 3 into the inside of the installation groove 4, and the clamping block 6 is clamped into the inside of the clamping groove 8 with the help of the elasticity of the spring 5. The connecting block 7 is fixed inside the installation groove 4, and the noise reduction cotton 3 is fixedly installed. The ultrasonic flowmeter body 9 is placed on the top of the placement plate 1, and the electric track 22 is started. The electric track 22 drives the track block 23 to adjust, and the two track blocks 23 drive the two L-shaped plates 24 to adjust. The two L-shaped plates 24 drive the two clamping plates 25 to approach, and the ultrasonic flowmeter body 9 is clamped and fixedly installed with the two clamping plates 25, and then the elliptical plate 104 is pulled, and the power cord 11 is placed between the elliptical groove 101 and the elliptical plate 104. Release the pulling hand, and the elliptical plate 104 is reset with the help of the damper 103. The power cord 11 is fixed, and the power cord 11 is detected by the current sensor 105. When the current is detected, the alarm 106 sounds an alarm to remind the staff.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A noise reduction device for an ultrasonic flowmeter, characterized in that: The invention comprises a placement plate (1), a mounting assembly (2), noise reduction cotton (3), a mounting groove (4), a spring (5), a clamping block (6), a connecting block (7) and a clamping groove (8), wherein the mounting assembly (2) is symmetrically arranged on both sides of the placement plate (1), the inner side of the mounting assembly (2) is symmetrically installed with noise reduction cotton (3), one side of the mounting assembly (2) is symmetrically provided with a mounting groove (4), a spring (5) is symmetrically fixedly installed inside each of the mounting grooves (4), one end of each of the two springs (5) is fixedly installed on a clamping block (6), a connecting block (7) is movably connected between each of the clamping blocks (6), and a clamping groove (8) is symmetrically provided at the outer end of each of the connecting blocks (7).

2. The noise reduction device for an ultrasonic flowmeter according to claim 1, characterized in that: The top of the placement plate (1) is movably connected to an ultrasonic flow meter body (9), one side of the mounting assembly (2) is provided with an anti-loosening assembly (10), the interior of the anti-loosening assembly (10) is movably connected to a power line (11), and the power line (11) and the ultrasonic flow meter body (9) are fixedly connected.

3. The noise reduction device for an ultrasonic flowmeter according to claim 1, characterized in that: The mounting assembly (2) comprises a controller (21), the controller (21) being fixedly mounted inside the placement plate (1), electric tracks (22) being symmetrically fixedly mounted on both sides of the controller (21), the electric tracks (22) extending to the outer end of the placement plate (1).

4. The noise reduction device for an ultrasonic flowmeter according to claim 3, characterized in that: The insides of the two electric rails (22) are both slidably connected with rail blocks (23), and one end of the two rail blocks (23) is fixedly installed with an L-shaped plate (24), and one side of the L-shaped plate (24) is fixedly installed with a clamping plate (25), the clamping plate (25) is located on the top of the placement plate (1), and the installation groove (4) is opened on the inner side of the clamping plate (25).

5. The noise reduction device for an ultrasonic flowmeter according to claim 2, characterized in that: The loosening assembly (10) comprises an elliptical groove (101), wherein the elliptical groove (101) is provided on one side of one of the clamping plates (25), grooves (102) are symmetrically provided on both sides of the elliptical groove (101), and dampers (103) are fixedly installed inside the two grooves (102).

6. The noise reduction device for an ultrasonic flowmeter according to claim 5, characterized in that: An elliptical plate (104) is fixedly mounted on one side of the two dampers (103), a current sensor (105) is fixedly mounted inside the elliptical groove (101), the current sensor (105) is electrically connected to an alarm (106), and the alarm (106) is located on the top of the ultrasonic flowmeter body (9).

Images