Air compressor with noise detection function

Abstract

The utility model provides an air compressor with noise detection, which comprises a chassis, a screw host, a driving motor and a case are arranged on the chassis, the driving motor is electrically connected with a control system, a round hole seat is arranged outside a bearing seat on the screw host, a sound listening device for monitoring abnormal noise in the screw host is fixed in the round hole seat, and the sound listening device is electrically connected with the case. The sound listener feeds monitored abnormal noise information back to the control system through a wire, and the control system analyzes the abnormal noise information fed back by the sound listener and adjusts the running speed of the driving motor or gives an alarm for reminding according to an analysis result. Abnormal noise in the screw main machine is monitored through the sound listening device, abnormal noise information is fed back to the control system in real time, the control system analyzes the abnormal noise information and makes corresponding feedback according to analysis results, the influence of noise on the outside can be reduced, noise faults of the air compressor can be rapidly reflected, and the service life of the air compressor is prolonged. The user is quickly reminded.

Description

TECHNICAL FIELD

[0001] The utility model relates to air compressor technology field especially relates to a take air compressor of noise detection. BACKGROUND

[0002] With the continuous progress of society, the customer's requirement to air compressor is higher and higher, and the influence of air compressor noise on the outside world is also more and more concerned. At present, air compressor mainly pays attention to performance detection when leaving factory, and the attention degree of fault noise during later operation is very little after reaching the standard, and the noise abnormality cannot be quickly fed back. Therefore, an equipment capable of on-line detecting air compressor is needed, and can be integrated into air compressor control, can quickly respond to noise fault problem of air compressor, and make corresponding feedback. SUMMARY

[0003] The utility model discloses a kind of air compressors with noise detection, which can solve the technical problems mentioned in the background art.

[0004] To achieve the above object, the technical scheme of the utility model is as follows: an air compressor with noise detection, comprising a chassis, a screw main machine is arranged on the chassis, a driving motor for driving the screw main machine to operate, and a case for covering the screw main machine and the driving motor, the driving motor is electrically connected with a control system, a bearing seat on the screw main machine is externally provided with a circular hole seat, a sound detector for listening to abnormal noise in the screw main machine is fixed in the circular hole seat, the sound detector feeds back the abnormal noise information listened to to the control system through a wire, the control system analyzes the abnormal noise information fed back by the sound detector and adjusts the operating speed of the driving motor or alarms according to the analysis result.

[0005] Preferably, a magnetic block is adsorbed in the circular hole seat, and the sound detector is adsorbed on the magnetic block.

[0006] Preferably, the magnetic block is made of soft magnetic material.

[0007] Preferably, the control system controls the driving motor to operate through a frequency converter.

[0008] Preferably, a buffer spring seat is arranged between the screw main machine and the chassis.

[0009] Preferably, an alarm is arranged on the case, and the alarm is electrically connected with the control system.

[0010] Compared with the prior art, the air compressor machine with noise detection has the advantages that: the abnormal noise in the screw host is monitored by the sound detector, and the abnormal noise information is fed back to the control system in real time, the control system analyzes the abnormal noise information and makes corresponding feedback according to the analysis result, so that the influence of noise on the outside world can be reduced, and the noise fault of the air compressor machine can be quickly responded, and the user can be quickly reminded. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 is a structural schematic diagram of the utility model.

[0012] Figure 2 is Figure 1 A is an enlarged schematic view.

[0013] Figure 3 is a signal schematic diagram of the utility model. DETAILED DESCRIPTION

[0014] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0015] As Figures 1-3 shown, the utility model provides a kind of air compressor machine with noise detection, including chassis 1, which is equipped with screw host 2, driving motor 3 for driving the operation of the screw host 2, and the case 4 that the screw host 2 and driving motor 3 are covered in it, the driving motor 3 is electrically connected with control system 5, bearing seat 6 on the screw host 2 is equipped with circular hole seat 7, the sound detector 8 for monitoring the abnormal noise in the screw host 2 is fixed in this circular hole seat 7, the sound detector 8 is fed back to the control system 5 with the abnormal noise information monitored by wire, the control system 5 analyzes the abnormal noise information fed back by the sound detector 8 and adjusts the operating speed of the driving motor 3 or alarm according to analysis result.

[0016] When the utility model is used, the noise source of air compressor machine is generally in the bearing seat 6 position of screw host 2, bearing is prone to noise due to long-term operation, so sound detector 8 is arranged outside the bearing seat 6 of screw host 2, sound detector 8 can monitor the abnormal noise in the screw host 2 due to operation, sound detector 8 is fed back to control system 5 with the abnormal noise information monitored in real time, control system 5 analyzes abnormal noise information, if abnormal noise is caused by resonance, control system 5 will adjust the operating speed of driving motor 3, avoid resonance, screw host 2 will not produce abnormal noise, if abnormal noise is caused by bearing failure, i.e. fault, control system 5 can alarm and remind.The utility model not only can reduce the influence of noise on the outside world, and the noise fault of air compressor machine can be quickly responded, and the user can be quickly reminded.

[0017] Preferably, the circular hole seat 7 is provided with a magnetic block 9, and the sound receiver 8 is adsorbed on the magnetic block 9. The circular hole seat 7 is generally made of metal, and the sound receiver 8 is also made of metal. The sound receiver 8 is adsorbed and fixed on the circular hole seat 7 through the magnetic block 9, and the installation is very convenient and fast. Preferably, the magnetic block 9 is made of soft magnetic material, and the matching degree is good, so that the sound receiver 8 can be well adsorbed on the circular hole seat 7, and the sound receiver 8 will not be displaced due to vibration.

[0018] Preferably, the control system 5 controls the operation of the driving motor 3 through the frequency converter 10, and the operation speed of the driving motor 3 is convenient to adjust.

[0019] Preferably, the buffer spring seat 11 is arranged between the screw main machine 2 and the chassis 1, so that the shock absorption is good, and the noise is reduced.

[0020] Preferably, the alarm 12 is arranged on the machine box 4, and the alarm 12 is electrically connected with the control system 5. When the control system 5 judges that there is a fault problem according to abnormal noise information, the alarm 12 can alarm and remind.

[0021] Although the embodiments of the utility model have been disclosed as above, it is not limited to the application listed in the specification and the embodiments, and it can be fully applied to various fields suitable for the utility model. For those skilled in the art, other modifications can be easily realized, and therefore the utility model is not limited to specific details and the figures shown and described herein, without departing from the general concept defined in the claims and the equivalent scope.

Claims

1. An air compressor with noise detection, comprising a chassis, on which a screw compressor unit, a drive motor for driving the screw compressor unit, and a housing enclosing the screw compressor unit and the drive motor, wherein the drive motor is electrically connected to a control system, characterized in that: The bearing housing on the screw main unit is provided with a circular hole seat. A listening device for monitoring abnormal noise inside the screw main unit is fixed in the circular hole seat. The listening device feeds back the abnormal noise information it detects to the control system through a wire. The control system analyzes the abnormal noise information fed back by the listening device and adjusts the operating speed of the drive motor or issues an alarm based on the analysis results.

2. The air compressor with noise detection according to claim 1, characterized in that: A magnetic block is adsorbed in the circular hole seat, and the listening device is adsorbed on the magnetic block.

3. The air compressor with noise detection according to claim 2, characterized in that: The magnetic block is made of soft magnetic material.

4. The air compressor with noise detection according to any one of claims 1-3, characterized in that: The control system controls the operation of the drive motor via a frequency converter.

5. The air compressor with noise detection according to any one of claims 1-3, characterized in that: A buffer spring seat is provided between the screw main unit and the chassis.

6. The air compressor with noise detection according to any one of claims 1-3, characterized in that: An alarm is installed on the chassis, and the alarm is electrically connected to the control system.

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