Parallel air compressor system

Abstract

The utility model discloses a parallel type air compressor system which comprises at least two air compressors, a control assembly and a monitoring assembly, air outlets of the air compressors are connected with first pipelines, and the first pipelines are connected to a second pipeline in parallel; the control assembly is electrically connected with each air compressor; the multiple monitoring assemblies are correspondingly installed on the air compressors correspondingly, and the monitoring assemblies are electrically connected with the control assembly so as to monitor the gas state in the air compressors and send monitoring information to the control assembly. The control assembly and the monitoring assembly are arranged, the air compressor is automatically controlled and switched to work, and the working stability of the air compressor system is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to air compressor system technical field, especially in parallel air compressor system. BACKGROUND

[0002] Plastic film production workshop needs to use various pneumatic equipment, and air compressor is the pneumatic source of pneumatic equipment, and once the failure occurs, the machine stops, which can cause various pneumatic equipment to be unable to start. Because in the plastic film production process, many production processes have time limit, once the pneumatic equipment cannot work normally, it can cause product scrap. Two or more air compressors are used as pneumatic source, which can improve the stability of pneumatic equipment work, but if the multiple air compressors are used simultaneously, it is easy to cause resource waste, if one air compressor is used as the main pneumatic source, and other air compressors are used as standby pneumatic source, when the main pneumatic source fails, the standby pneumatic source is started by the worker, which consumes a lot of operation time, and cannot guarantee that all production processes can recover to normal within the limited time, thereby affecting the product production quality. UTILITY MODEL CONTENTS

[0003] The utility model aims at at least solving one of the technical problems existing in the prior art. For this purpose, the utility model provides a kind of parallel air compressor system, and automatic control switches air compressor work, guarantees the working stability of air compressor system.

[0004] According to the parallel air compressor system of the utility model embodiment, it comprises:

[0005] Air compressor is provided with at least two, and the air outlet of air compressor is connected with first pipeline, and each first pipeline is connected to second pipeline in parallel;

[0006] Control assembly is electrically connected with each air compressor;

[0007] Monitoring assembly is respectively installed on each air compressor, and monitoring assembly is electrically connected with control assembly, to monitor the gas state in air compressor and send monitoring information to control assembly.

[0008] The parallel air compressor system has at least the following beneficial effects: at least two air compressors are arranged, and each first pipeline is connected in parallel to the second pipeline, thereby realizing parallel connection between the air compressors; the control assembly is electrically connected with each air compressor, and can control the working state of each air compressor, and can perform operations such as starting, gear shifting and stopping on the specified air compressor; the control assembly is used for setting different air compressors as a rotation mechanism, thereby avoiding long-time operation of a single air compressor, and enabling each air compressor to be maintained and repaired regularly, improving the reliability and safety of the air compressor, and prolonging the service life; the monitoring assembly is installed on each air compressor in one-to-one correspondence, can monitor the gas state in different air compressors, and can discover hidden dangers in time; the monitoring assembly is electrically connected with the control assembly, the gas state information in the air compressor monitored by the monitoring assembly can be transmitted to the control assembly through a circuit, the control assembly sets upper and lower limits according to the monitoring information, judges according to the received information, automatically operates to stop the currently operating air compressor, and immediately automatically operates to start any one of the other air compressors that can normally operate, thereby realizing quick switching between different air compressors, ensuring the working stability of the air compressor system, ensuring the reliable operation of various pneumatic devices in the production workshop, and maintaining the stability of product production quality.

[0009] The control assembly of the parallel air compressor system includes a programmable logic controller, and the programmable logic controller is electrically connected with each air compressor.

[0010] The programmable logic controller of the parallel air compressor system is electrically connected with each monitoring assembly, so that the programmable logic controller receives the monitoring information sent by the monitoring assembly.

[0011] The control assembly of the parallel air compressor system further includes an industrial touch screen, and the industrial touch screen is electrically connected with the programmable logic controller.

[0012] The control assembly of the parallel air compressor system further includes an industrial touch screen, and the industrial touch screen is electrically connected with the monitoring assembly and the programmable logic controller.

[0013] The parallel air compressor system further includes an alarm, and the industrial touch screen is electrically connected with the alarm.

[0014] The monitoring assembly of the parallel air compressor system includes an air pressure monitor, and is used for monitoring the air pressure in the air compressor.

[0015] The monitoring assembly of the parallel air compressor system further includes a temperature monitor and a humidity monitor.

[0016] According to the parallel air compressor system of the embodiment of the present application, the first pipeline is provided with a stop valve.

[0017] According to the parallel air compressor system of the embodiment of the present application, the air inlet of the air compressor is provided with an air treatment assembly.

[0018] The additional aspects and advantages of the present application will be partially given in the following description, and partially become obvious from the following description, or be understood through the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0019] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings in which:

[0020] Figure 1 FIG. 1 is a schematic diagram of a parallel air compressor system according to a first embodiment of the present application;

[0021] Figure 2 FIG. 2 is a schematic diagram of a parallel air compressor system according to a second embodiment of the present application.

[0022] REFERENCE SIGNS:

[0023] Air compressor 100; first pipeline 110; second pipeline 120; stop valve 130; air treatment assembly 140;

[0024] Control assembly 200; programmable logic controller 210; industrial control touch screen 220;

[0025] Monitoring assembly 300; air pressure monitor 310; temperature monitor 320; humidity monitor 330;

[0026] Alarm 400;

[0027] Cabinet 500. DETAILED DESCRIPTION

[0028] The embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0029] In the description of the utility model, it is understood that, if the direction description, such as the direction or position relation indicated by up, down, front, back, left, right etc. is based on the direction or position relation shown in the drawing, it is only for the convenience of describing the utility model and simplifying the description, and is not to indicate or imply that the device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it can not be understood as the limitation of the utility model.

[0030] In the description of the utility model, the meaning of several is one or more, the meaning of multiple is more than two, greater than, less than, more than etc. are understood as not including the number, above, below, within etc. are understood as including the number.If it is described to the first, second, it is only used for distinguishing technical features for the purpose, and can not be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0031] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing, connecting etc. should be understood broadly, and the person skilled in the art can determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0032] Refer to Figure 1 The utility model embodiment provides a kind of parallel air compressor system, including air compressor 100, control component 200 and monitoring component 300;Air compressor 100 is provided with at least two, the air outlet of air compressor 100 is connected with first pipeline 110, each first pipeline 110 is connected to second pipeline 120 in parallel, second pipeline 120 extends to production workshop, and is connected with various pneumatic equipment;Control component 200 is electrically connected with each air compressor 100, to control each air compressor 100 realizes opening, gear shifting, closing etc. Operation;Monitoring component 300 is provided with at least two corresponding the number of air compressor 100, multiple monitoring components 300 are respectively one-to-one corresponding and installed on each air compressor 100, monitoring component 300 is electrically connected with control component 200, to monitor gas state in air compressor 100 and send monitoring information to control component 200, control component 200 can judge whether to control operation to air compressor 100 according to received monitoring information.

[0033] By setting at least two air compressors 100, and connecting each first pipeline 110 in parallel to the second pipeline 120, parallel connection between each air compressor 100 is realized; the control assembly 200 is electrically connected with each air compressor 100, and can control the working state of each air compressor 100 respectively, and perform operations such as starting, gear shifting, and closing on the specified air compressor 100; by the control assembly 200, different air compressors 100 are set as a rotation mechanism, avoiding long-time operation of a single air compressor 100, and enabling regular maintenance and repair of each air compressor 100, improving the reliability and safety of the air compressor 100, prolonging the service life, for example, 1# air compressor 100 is set to operate in the first half of the month, and 2# air compressor 100 is in a maintenance state at this time; 2# air compressor 100 is set to operate in the second half of the month, and 1# air compressor 100 is in a maintenance state at this time.

[0034] The monitoring assembly 300 is installed one by one on each air compressor 100, that is, one monitoring assembly 300 is arranged on each air compressor 100, which can monitor the gas state in different air compressors 100 respectively, and find safety hazards in time; the monitoring assembly 300 is electrically connected with the control assembly 200, and the gas state information in the air compressor 100 monitored by the monitoring assembly 300 can be transmitted to the control assembly 200 through a line, the control assembly 200 sets upper and lower limits for the monitoring information, and judges according to the received information, when the monitoring information is lower than the set lower limit or higher than the set upper limit, the control assembly 200 automatically operates to close the currently operating air compressor 100, and immediately automatically operates to start any other air compressor 100 that can normally operate, realizing quick switching between different air compressors 100, ensuring that the air pressure in the second pipeline 120 remains at a normal level, ensuring the reliable operation of various pneumatic equipment in the production workshop, ensuring that each production process can recover to normal within a limited time, ensuring the working stability of the air compressor system, and maintaining the stability of product production quality.

[0035] According to some embodiments of the present application, the control assembly 200 includes a programmable logic controller 210, the programmable logic controller 210 is electrically connected with each air compressor 100, and the programmable logic controller 210 is used to control the air compressor 100, and different air compressors 100 are set as a rotation mechanism, improving the intelligent level of control.

[0036] Further, the programmable logic controller 210 is electrically connected with each monitoring component 300, so that the programmable logic controller 210 receives the monitoring information sent by the monitoring component 300 and makes a logical judgment according to the monitoring information, and then controls the working state of the air compressor 100. Specifically, the output signal of the monitoring component 300 is a digital signal, and the signal input end of the programmable logic controller 210 is directly electrically connected with each monitoring component 300; or the output signal of the monitoring component 300 is an analog signal, and each monitoring component 300 is electrically connected with an A / D converter (not shown in the figure) and then connected with the signal input end of the programmable logic controller 210, so that the analog signal is converted into a digital signal after A / D conversion and then transmitted to the programmable logic controller 210.

[0037] Further, the control component 200 further comprises an industrial touch screen 220, the industrial touch screen 220 is arranged on the cabinet 500, and the industrial touch screen 220 is electrically connected with the programmable logic controller 210, so that the programmable logic controller 210 and the industrial touch screen 220 realize interaction, the air state information in the air compressor 100 received by the programmable logic controller 210 can be displayed on the industrial touch screen 220, and the working state information such as opening and closing of each air compressor 100 can also be displayed; the programmable logic controller 210 can also be controlled through the industrial touch screen 220, and then the working state of the air compressor 100 is changed by using the programmable logic controller 210. Specifically, the cabinet 500 and the industrial touch screen 220 arranged on the cabinet 500 are arranged in a relatively far office area, such as a monitoring room, and the industrial touch screen 220 and the programmable logic controller 210 are connected through a communication cable to realize remote monitoring and control.

[0038] For the second embodiment of the connection mode of the control component 200 and the monitoring component 300, refer to Figure 2 , the control component 200 further comprises an industrial touch screen 220, the industrial touch screen 220 is electrically connected with the monitoring component 300, and the industrial touch screen 220 is also electrically connected with the programmable logic controller 210, the monitoring component 300 transmits the monitoring information to the industrial touch screen 220, the industrial touch screen 220 judges according to the received monitoring information, when the monitoring information is lower than the set lower limit or higher than the set upper limit, sends control information to the programmable logic controller 210, and the working state of the air compressor 100 is changed by using the programmable logic controller 210. Specifically, the output signal of the monitoring component 300 is a digital signal, and the signal input end of the industrial touch screen 220 is directly electrically connected with each monitoring component 300; or the output signal of the monitoring component 300 is an analog signal, and each monitoring component 300 is electrically connected with an A / D converter and then connected with the signal input end of the industrial touch screen 220, so that the analog signal is converted into a digital signal after A / D conversion and then transmitted to the industrial touch screen 220.

[0039] Further, the cabinet 500 is further provided with an alarm 400, and the industrial touch screen 220 is electrically connected with the alarm 400. When the monitored gas state information is lower than the set lower limit or higher than the set upper limit, the industrial touch screen 220 and the alarm 400 simultaneously send an alarm signal. Specifically, the cabinet 500, the alarm 400 and the industrial touch screen 220 are all arranged in a remote office area, such as a monitoring room, so that the maintenance personnel can timely find the alarm signal and realize remote and rapid control.

[0040] According to some embodiments of the present application, the monitoring assembly 300 comprises an air pressure monitor 310 to monitor the air pressure in the air compressor 100 and transmit the gas pressure information to the control assembly 200, so that the control assembly 200 can make a judgment according to the gas pressure information.

[0041] Further, the monitoring assembly 300 further comprises a temperature monitor 320 and a humidity monitor 330 to monitor the temperature and humidity of the gas in the air compressor 100, so as to timely find the abnormality and avoid the damage of the equipment caused by the transmission of the gas with too high or too high humidity to the pneumatic equipment in the production workshop.

[0042] According to some embodiments of the present application, the first pipeline 110 is provided with a stop valve 130. Specifically, the stop valve 130 corresponding to the number of the first pipeline 110 is provided with at least two, and the plurality of stop valves 130 are respectively and one by one installed on each first pipeline 110. When the air compressor 100 corresponding to the stop valve 130 is in the closed state, the corresponding stop valve 130 can be closed to avoid the influence of the gas in the parallel pipeline on the closed air compressor 100, so as to maintain the closed air compressor 100. Optionally, the stop valve 130 can also be electrically connected with the control assembly 200 (not shown in the figure), and the control assembly 200 is used to control the action of the stop valve 130.

[0043] According to some embodiments of the present application, the air inlet of the air compressor 100 is provided with an air treatment assembly 140 to improve the air quality level of the air compressor 100. Specifically, the air treatment assembly 140 comprises a filtering device (not shown in the figure) and a drying device (not shown in the figure), which filter the suspended particulate matters and moisture in the air to protect the pneumatic equipment in the production workshop.

[0044] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the exemplary description of the above terms does not necessarily mean the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0045] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A parallel air compressor system, characterized by, The application relates to an air compressor system, which comprises the following components: an air compressor (100) provided with at least two air outlets connected with first pipes (110), and each first pipe (110) is connected in parallel with a second pipe (120); a control assembly (200) electrically connected with each air compressor (100), wherein the control assembly (200) comprises a programmable logic controller (210) and an industrial touch screen (220); a monitoring assembly (300) further comprising a temperature monitor (320) and a humidity monitor (330), wherein a plurality of monitoring assemblies (300) are respectively installed on each air compressor (100), and the monitoring assembly (300) is electrically connected with the control assembly (200) to monitor the gas state in the air compressor (100) and send monitoring information to the control assembly (200); an alarm (400) electrically connected with the industrial touch screen (220); wherein the programmable logic controller (210) is electrically connected with each air compressor (100), the industrial touch screen (220) is electrically connected with the monitoring assembly (300), and the industrial touch screen (220) is further electrically connected with the programmable logic controller (210); and an air treatment assembly (140) is arranged at the air inlet of the air compressor (100).

2. The parallel air compressor system of claim 1, wherein, The programmable logic controller (210) is electrically connected with each monitoring assembly (300) to enable the programmable logic controller (210) to receive the monitoring information sent by the monitoring assembly (300).

3. The parallel air compressor system of claim 2, wherein, The control assembly (200) further comprises an industrial touch screen (220) electrically connected with the programmable logic controller (210).

4. The parallel air compressor system of claim 3, wherein, The application further comprises an alarm (400) electrically connected with the industrial touch screen (220).

5. The parallel air compressor system of claim 1, wherein, The monitoring assembly (300) comprises an air pressure monitor (310) to monitor the air pressure in the air compressor (100).

6. The parallel air compressor system of claim 1, wherein, The first pipe (110) is provided with a stop valve (130).

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