Compressed air load adjusting system

Abstract

The utility model provides a compressed air load adjusting system which comprises a shell, a pressure relief opening is formed in the top end of the shell, a mounting piece is arranged in the pressure relief opening, an adjusting assembly is arranged in the mounting piece, a pressure applying assembly is arranged at the bottom end of the adjusting assembly, and a flow dividing piece is arranged at the bottom end of the pressure applying assembly. A noise reduction part is arranged in the pressure relief opening, and an extension assembly is arranged at the top end of the noise reduction part. By means of the pressure relief opening and the noise reduction part, when the pressure is too high, gas is released through the flow dividing part and the pressure applying assembly, the gas passes through the shape of the pressure relief opening so that airflow can smoothly pass through and diffuse, and then noise is further reduced through the noise reduction part; noise caused by the fact that high-speed particles in airflow directly impact a valve or other mechanical parts is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of compressed air system, specifically, relate to a compressed air load regulation system. BACKGROUND

[0002] The compressed air load regulation mainly refers to the equipment or system for adjusting and controlling the size of the compressor load in the compressed air system, however, the traditional compressed air load regulation system leaks, airflow through the valve, due to the rapid opening and closing of the channel, the flow direction and speed of the airflow will change sharply, so that the high-speed particles in the airflow directly impact on the valve or other mechanical parts, and then form noise, and long-term work in high noise environment, not only will affect the hearing health of the operator, but also may lead to increased psychological stress and other problems.

[0003] For example: the utility model patent (application number: 201821874491.2) discloses "a kind of compressed air intelligent pressure regulating device", its specification discloses: including controller, adjustment valve and two pressure detection devices arranged on compressed air pipeline;The PID actuator for controlling the opening and closing of the adjustment valve is arranged on the adjustment valve;Two pressure detection devices are arranged on the two sides of the adjustment valve respectively;The PID actuator and two pressure detection devices are connected with the controller by cable, the beneficial effects of the utility model are: realizing the automatic adjustment of pressure value in compressed air pipeline, reducing the resource waste caused by excessively high pressure value, while improving control precision, improving the pressure stability of output compressed air;The above patent can prove the defects existing in prior art.

[0004] Therefore we make improvement, propose a kind of compressed air load regulation system. SUMMARY

[0005] The utility model aims at: for the problem that the compressed air load regulation system of existing compressed air load regulation system will generate noise when releasing pressure.

[0006] In order to realize the above-mentioned invention purpose, improve the above-mentioned problem, the utility model provides compressed air load regulation system, including shell, the top of the shell is equipped with pressure release port, the inside of the pressure release port is equipped with mounting piece, the inside of the mounting piece is equipped with adjustment assembly, the bottom of the adjustment assembly is equipped with pressure assembly, the bottom of the pressure assembly is equipped with shunt, the inside of the pressure release port is equipped with noise reduction piece, the top of the noise reduction piece is equipped with extension assembly.

[0007] As the preferred technical scheme of the present application, the pressure release port is a tapered shape with the large end opening outward and the small end pointing inward.

[0008] As a preferred technical scheme of the present application, the mounting piece comprises a mounting block fixed inside the pressure relief port, and a mounting groove is formed in the inside of the mounting block and communicates with the inside of the first mounting channel.

[0009] As a preferred technical scheme of the present application, the adjusting assembly comprises a threaded rod located at the top end of the mounting block, one end of the threaded rod penetrates through the mounting block and is located inside the mounting groove, a connecting barrel is arranged on the outside of the threaded rod in a threaded manner, a motor is fixedly arranged at the top end of the mounting block, and the output end of the motor is fixedly connected with the threaded rod.

[0010] As a preferred technical scheme of the present application, the pressure applying assembly comprises a connecting plate slidingly connected to the inside of the first mounting channel, a spring is fixedly arranged at the bottom end of the connecting plate, and a piston is fixedly arranged at the bottom end of the spring and slidingly connected to the inside of the first mounting channel.

[0011] As a preferred technical scheme of the present application, the pressure applying assembly comprises a connecting plate slidingly connected to the inside of the first mounting channel, a spring is fixedly arranged at the bottom end of the connecting plate, and a piston is fixedly arranged at the bottom end of the spring and slidingly connected to the inside of the first mounting channel.

[0012] As a preferred technical scheme of the present application, the noise reduction piece comprises two second perforated plates, and the two second perforated plates are respectively fixed to the inner walls of the pressure relief ports on the two sides of the mounting block.

[0013] As a preferred technical scheme of the present application, the extending assembly comprises a mounting barrel fixed to the top end of the shell, an extending barrel is arranged on the outside of the mounting barrel in a threaded manner, and a first perforated plate is fixedly arranged on the inner wall of the extending barrel.

[0014] As a preferred technical scheme of the present application, the top end of the mounting block is fixedly provided with two protective plates, and the two protective plates are located on the two sides of the motor.

[0015] Compared with the prior art, the present application has the following beneficial effects:

[0016] In the scheme of the present application:

[0017] 1. The pressure relief port and the noise reduction piece are arranged, so that when the pressure is too high, the gas is released through the pressure applying assembly and the pressure relief port, the shape of the pressure relief port enables the gas flow to smoothly pass through and diffuse, and the noise reduction piece further reduces the noise, thereby avoiding that the high-speed particles in the gas flow directly impact on the valve or other mechanical components to cause noise, and solving the problem that the compressed air load adjusting system in the prior art generates noise during pressure relief;

[0018] 2. The adjusting assembly and the pressure applying assembly are arranged, so that the pressure applying assembly moves up and down by controlling the adjusting assembly, and then the pressure is adjusted, and when the pressure is too high, the pressure is released, thereby solving the problem that the traditional pressure relief means in the prior art usually adopts electronic control pressure relief, and the electronic components need a certain time to respond, thereby causing the problem that the pressure relief is not timely. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The structural schematic diagram of the compressed air load regulating system provided by the present application is shown in the figure.

[0020] Figure 2 The exploded structural schematic diagram of the extension assembly in the compressed air load regulating system provided by the present application is shown in the figure.

[0021] Figure 3 The side view sectional structural schematic diagram of the pressure relief port in the compressed air load regulating system provided by the present application is shown in the figure.

[0022] Figure 4 The side view sectional structural schematic diagram of the regulating assembly in the compressed air load regulating system provided by the present application is shown in the figure.

[0023] Figure 5 The Figure 4 The enlarged view of A in the figure.

[0024] The figure shows:

[0025] 1, shell; 201, extension cylinder; 202, mounting cylinder; 203, No. 1 perforated plate; 204, No. 2 perforated plate; 301, mounting block; 302, mounting groove; 401, motor; 402, threaded rod; 403, connecting cylinder; 501, connecting plate; 502, spring; 503, piston; 504, flow divider; 601, protective plate; 701, connecting channel; 702, No. 1 mounting channel; 703, No. 2 mounting channel; 704, communicating cylinder; 705, booster pump; 706, protective cylinder; 801, display panel. DETAILED DESCRIPTION

[0026] In order for those skilled in the art to better understand the technical scheme of the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making creative efforts shall fall within the scope of protection of the present application.

[0027] In order for those skilled in the art to better understand the technical scheme of the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making creative efforts shall fall within the scope of protection of the present application.

[0028] It should be noted that the embodiments in the present application and the features and technical schemes in the embodiments can be combined with each other without conflict.

[0029] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0030] Example 1

[0031] Please refer to Figure 1 , Figure 2 and Figure 3 A compressed air load regulating system includes a housing 1. The top of the housing 1 has a pressure relief port for reducing noise. The pressure relief port has an installation component inside, which divides the pressure relief port into two parts. The installation component has an adjustment component inside, and a pressure application component at the bottom of the adjustment component. The pressure application intensity of the pressure application component is controlled by the adjustment component. When the pressure is too high, the gas is discharged through the pressure application component. The bottom of the pressure application component has a diverter for diverting the gas during pressure relief to the two pressure relief ports. The pressure relief port has a noise reduction component inside, and an extension component at the top of the noise reduction component.

[0032] Example 2

[0033] The compressed air load regulation system provided in Example 1 is further optimized, specifically, as follows: Figure 2 and Figure 3 As shown, the pressure relief port is a cone shape with the large end opening outward and the small end pointing inward. This shape helps the airflow to pass through and diffuse smoothly, which can reduce the resistance and turbulence when the airflow passes through, improve the flow efficiency of the airflow, and thus play a certain role in noise reduction.

[0034] Furthermore, such as Figure 2 and Figure 3 As shown, the mounting component includes a mounting block 301 fixed inside the pressure relief port. The mounting block 301 is used to connect with the adjustment component. The mounting block 301 has a mounting groove 302 inside that communicates with the inside of the first mounting channel 702.

[0035] Furthermore, such as Figure 3 , Figure 4 and Figure 5 As shown, the adjustment assembly includes a threaded rod 402 located at the top of the mounting block 301. One end of the threaded rod 402 passes through the mounting block 301 and is located inside the mounting groove 302. A connecting sleeve 403 is threaded on the outer side of the threaded rod 402. The connecting sleeve 403 is slidably connected to the inside of the mounting groove 302. When the threaded rod 402 rotates, it drives the connecting sleeve 403 to slide up and down inside the mounting groove 302 through the thread, thereby driving the pressure application assembly to move up and down. A motor 401 is fixedly installed at the top of the mounting block 301. The output end of the motor 401 is fixedly connected to the threaded rod 402. When the motor 401 starts, it drives the threaded rod 402 to rotate. When necessary, the motor 401 can be started to actively release pressure.

[0036] Further, as shown in Figure 4 and Figure 5 , the pressure applying assembly includes a connecting plate 501 slidingly connected inside the first mounting channel 702, when the connecting cylinder 403 moves up and down, it drives the connecting plate 501 to move up and down, thereby controlling the elastic strength of the spring 502, the pressure that needs to be released is controlled by the elastic force of the spring 502, the bottom end of the connecting plate 501 is fixedly provided with the spring 502, and the bottom end of the spring 502 is fixedly provided with the piston 503 slidingly connected inside the first mounting channel 702.

[0037] Further, as shown in Figure 4 , the shunt includes a shunt block 504 fixed to the bottom end of the piston 503, the shape of the shunt block 504 is matched with the shape of the piston 503, and the shunt block 504 is triangular when viewed from the side, which is used to shunt the gas through the triangular shape to the two sides of the pressure relief port, so that the gas will not directly impact the piston 503 to cause wear or noise.

[0038] Example 3

[0039] The compressed air load regulating system provided in Examples 1 and 2 is further optimized, as shown in Figure 2 and Figure 3 , the noise reduction member includes two second perforated plates 204, the second perforated plate 204 and the first perforated plate 203 are obtained by punching holes in plates of different materials, the sound wave energy is consumed by using the resistance of air in the hole of the perforated plate, and part of the sound energy is converted into heat energy through multiple reflection, refraction and scattering on the hole wall and the material, thereby achieving the effect of noise reduction, the two second perforated plates 204 are fixed to the inner walls of the two sides of the pressure relief port of the mounting block 301, the shape of the second perforated plate 204 is matched with the shape of the two sides of the pressure relief port, and the noise reduction effect of the pressure relief port is further improved through the second perforated plate 204.

[0040] Further, as shown in Figure 1 and Figure 2 , the extension assembly includes a mounting cylinder 202 fixed to the top end of the shell 1, the outer thread of the mounting cylinder 202 is provided with an extension cylinder 201, the noise reduction range is extended through the extension cylinder 201, the inner wall of the extension cylinder 201 is fixedly provided with a first perforated plate 203 with a corresponding shape, the extension cylinder 201 can be removed by rotating, and it can be used for noise reduction in other applicable equipment, so that the user can choose to install or dismount the extension cylinder 201.

[0041] Further, as shown in Figure 2 , the top end of the mounting block 301 is fixedly provided with two protective plates 601, the two protective plates 601 are located on the two sides of the motor 401, and the two protective plates 601 are used to prevent the gas from directly impacting the motor 401 during pressure relief, thereby causing wear of the shell of the motor 401.

[0042] Further, as shown in Figure 3 and Figure 4 The bottom end of the shell 1 is fixedly provided with two communication barrels 704, the inside of the shell 1 is provided with a connecting channel 701, and the air pipe between the compressor and the device requiring air pressure is connected through the connecting channel 701, so that the pressure between the compressor and the air pressure device can be detected by the pressure sensor;

[0043] The two ends of the connecting channel 701 are communicated with the interiors of the two communication barrels 704, the top end of the communication barrel 704 is communicated with a first mounting channel 702 communicated with a pressure relief port, the top end of the connecting channel 701 is communicated with a second mounting channel 703 located on one side of the first mounting channel 702, the top end of the second mounting channel 703 is fixedly connected with a protection barrel 706 of the shell 1, and the interior of the second mounting channel 703 is provided with a booster pump 705; the pressure of the compressed air is increased by starting the booster pump 705; the pressure sensor, the motor 401, the booster pump 705 and the display panel 801 are electrically connected through the controller;

[0044] The interior of the connecting channel 701 is provided with a pressure sensor, and the display panel 801 is arranged on one side of the shell 1, so that the pressure value is displayed through the display panel 801; when the pressure is lower than a specified threshold value, the booster pump 705 is started to increase the pressure, and the display panel 801 is controlled, so that the motor 401 is started to drive the pressure adjusting assembly to adjust the pressure.

[0045] The use process of the compressed air load adjusting system is as follows:

[0046] When pressure relief is needed after adjusting the pressure, the motor 401 is controlled to be started, so that the connecting barrel 403 and the connecting plate 501 are driven to move up and down through the threaded rod 402; when moving upwards, the elastic force of the spring 502 on the piston 503 is small, so that the piston 503 will slide upwards only under small pressure, so that the interior of the first mounting channel 702 is communicated with the pressure relief port, and the gas flows out through the interiors of the pressure relief ports on both sides of the shunt block 504; the connecting barrel 403 is controlled to move downwards, and the opposite is true.

[0047] When the pressure relief needs to be actively controlled, the motor 401 is started to drive the connecting barrel 403 to move upwards, so that the piston 503 is moved upwards in cooperation with the pressure in the interior of the first mounting channel 702, and after the piston 503 is lack of blockage, the gas directly flows out through the pressure relief port to perform pressure relief.

[0048] In the utility model, unless another definite provision and limitation, the terms "mount", "link", "connect", "fix" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electric connection or each other can communicate;Can be direct connection, also can indirectly connect through intermediate medium, can be two element internal communication or two element mutual action relation, unless another definite limitation.For ordinary skilled person in the art, can understand the concrete meaning of above-mentioned terms in the utility model according to specific circumstances.

[0049] Obviously, the above-described embodiments are only a part of the embodiments of the utility model, and not all the embodiments, and the preferred embodiments of the utility model are given in the drawings, but do not limit the patent range of the utility model.The utility model can be realized in many different forms, and contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive.Although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical scheme recorded in the foregoing each specific embodiment can be modified, or part of the technical features can be replaced equivalently.The equivalent structure made by using the contents of the utility model specification and drawings, direct or indirect use in other related technical fields, are also within the patent protection range of the utility model.

Claims

1. A compressed air load regulating system, characterized in that, The utility model provides an adjustable pressure relief valve, including the shell (1), the top of shell (1) is equipped with pressure relief port, the inside of pressure relief port is equipped with mounting piece, the inside of mounting piece is equipped with adjusting assembly, the bottom of adjusting assembly is equipped with pressure applying assembly, the bottom of pressure applying assembly is equipped with shunt, the inside of pressure relief port is equipped with noise reduction piece, the top of noise reduction piece is equipped with extension assembly.

2. A compressed air load regulating system according to claim 1, wherein, The pressure relief port is a tapered shape with a large end opening outward and a small end pointing inward.

3. A compressed air load regulating system according to claim 2, wherein, The mounting piece includes a mounting block (301) fixed inside the pressure relief port, and the mounting block (301) has a mounting groove (302) inside that is in communication with a first mounting channel (702).

4. A compressed air load regulating system according to claim 3, wherein, The adjusting assembly includes a threaded rod (402) at the top of the mounting block (301), one end of the threaded rod (402) is inside the mounting groove (302) through the mounting block (301), the outer side of the threaded rod (402) is provided with a connecting barrel (403), the top of the mounting block (301) is fixedly provided with a motor (401), and the output end of the motor (401) is fixedly connected with the threaded rod (402).

5. A compressed air load regulating system according to claim 4, wherein, The pressure applying assembly includes a connecting plate (501) slidingly connected inside the first mounting channel (702), the bottom of the connecting plate (501) is fixedly provided with a spring (502), the bottom of the spring (502) is fixedly provided with a piston (503) slidingly connected inside the first mounting channel (702).

6. A compressed air load regulating system according to claim 5, wherein, The shunt includes a shunt block (504) fixed to the bottom of the piston (503).

7. A compressed air load regulating system according to claim 6, wherein, The noise reduction piece includes two second perforated plates (204) fixed to the inner walls of the pressure relief ports on both sides of the mounting block (301).

8. A compressed air load regulating system according to claim 7, wherein, The extension assembly includes a mounting barrel (202) fixed to the top of the shell (1), the outer side of the mounting barrel (202) is provided with an extension barrel (201), and the inner wall of the extension barrel (201) is fixedly provided with a first perforated plate (203).

9. A compressed air load regulating system according to claim 8, wherein, The top of the mounting block (301) is fixedly provided with two protective plates (601), and the two protective plates (601) are located on both sides of the motor (401).

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