Motor vibration abnormal sound analysis and test device

Abstract

The utility model discloses a motor vibration abnormal sound analysis test device comprising a bottom plate, the upper part of the bottom plate is provided with a lifting mechanism, the lifting mechanism is internally provided with a support plate, the upper part of the support plate is provided with a controller, and the lower part of the support plate is provided with a mounting seat; a sound sensor is arranged in the mounting base and electrically connected with the controller through a wire, a fixing base is arranged on the upper portion of the bottom plate, and a fixing groove is formed in the fixing base. According to the utility model, the tested motor is fixed with the mounting plate through the fixing binding band, the connecting seat of the tested motor is mounted in the fixing groove, and the clamping block of the tested motor slides downwards to the bottom in the sliding groove and then rotates, so that the clamping block is positioned in the clamping groove, and the tested motor can be pre-mounted in advance through the mounting mode; and therefore, the mounting and dismounting operations are simple and convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor vibration test technical field more specifically is a motor vibration abnormal sound analysis testing device. BACKGROUND

[0002] The motor is a kind of electromagnetic device to realize electric energy conversion or transmission according to electromagnetic induction law, and motor is represented by letter M (old standard uses D) in circuit, and its main function is to generate driving torque, as the power source of electric appliance or various machines, and generator is represented by letter G in circuit, and its main function is to convert mechanical energy into electric energy.

[0003] Prior art has the following problems:

[0004] 1, the motor installation and dismounting process is complex in the existing motor vibration abnormal sound test process, affects test efficiency;

[0005] 2, the existing motor vibration abnormal sound test process lacks certain protection structure, which produces noise to affect test environment, and external noise affects test result.

[0006] Therefore, a new technical scheme needs to be provided to solve the problem. UTILITY MODEL CONTENT

[0007] In view of the deficiencies of prior art, the utility model provides a motor vibration abnormal sound analysis testing device to solve the problems in the background art.

[0008] To achieve the above object, the utility model provides the following technical scheme: a motor vibration abnormal sound analysis testing device, including: bottom plate, the upper portion of bottom plate is provided with lifting mechanism and the inside of lifting mechanism is provided with support plate, the upper portion of support plate is provided with controller and the lower portion is provided with mounting seat, the inside of mounting seat is provided with sound sensor and sound sensor is electrically connected between control by wire, the upper portion of bottom plate is provided with fixed seat and the inside of fixed seat is provided with fixed groove, the inside of fixed groove is provided with two groups of sliding slot and the bottom of sliding slot is provided with the clamping groove extending to the inside, the upper portion of fixed seat is provided with mounting plate and the lower portion of mounting plate is provided with connecting seat, the both sides of connecting seat are provided with the clamping block matched with sliding slot, the surface of mounting plate is provided with the motor to be measured and the surface of motor to be measured is provided with fixed bandage, the surface of fixed bandage is provided with several groups of vibration sensor and vibration sensor is wirelessly connected between control.

[0009] As a preferred embodiment of the utility model, the inside of the lifting mechanism is provided with a screw rod, one end of the screw rod extends to the outside of the lifting mechanism and is provided with a driving motor, and the support plate is threadedly connected with the screw rod.

[0010] As a preferred implementation form of the utility model, the connecting groove of the fixing band and the mounting plate is provided with a fixing bolt, and the fixing band is fixedly connected between the fixing bolt and the mounting plate.

[0011] As a preferred implementation form of the utility model, the inside of the bottom plate is provided with a mounting groove, and the inside of the mounting groove is provided with a protective cover, and the protective cover wraps the outside of the fixing base.

[0012] As a preferred implementation form of the utility model, the back of the protective cover is provided with a connecting groove, and the two sides of the lifting mechanism are provided with sealing grooves matched with each other.

[0013] As a preferred implementation form of the utility model, the surface of the protective cover is provided with an observation window, and the observation window is transparent tempered glass.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows:

[0015] The utility model discloses a lifting mechanism is set up in the upper portion of bottom plate and is provided with support plate in the inside of lifting mechanism, is provided with controller in the upper portion of support plate and is provided with mounting seat in the lower portion, is provided with sound sensor in the inside of mounting seat and is electrically connected between sound sensor and controller through wire, is provided with fixing base in the upper portion of bottom plate and is provided with fixed groove in the inside of fixing base, is provided with two groups of sliding grooves in the inside of fixed groove and is provided with the clamping groove that extends to the inside in the bottom of sliding groove, is provided with mounting plate in the upper portion of fixing base and is provided with connecting seat in the lower portion of mounting plate, is provided with the clamping block matched with sliding groove in the two sides of connecting seat, is provided with the motor that is measured on the surface of mounting plate and is provided with fixed band on the surface of motor that is measured, is provided with a plurality of groups of vibration sensor on the surface of fixed band and is connected between vibration sensor and controller wirelessly, when using, the motor that is measured is fixed between fixed band and mounting plate, and the connecting seat is installed in the fixed groove, and the clamping block is rotated after sliding to the bottom in the sliding groove, so that the clamping block is located in the inside of clamping groove, this kind of installation mode can preinstall the motor that is measured, and then it is placed in the fixing base, and the installation and removal operation is simple and convenient, simultaneously, the support plate is lowered to the motor that is measured is contacted with sound sensor, and the motor that is measured is started, vibration sensor converts mechanical vibration into electric quantity, and output voltage signal, then the input voltage signal is transmitted to the controller, and sound sensor converts the sound wave signal generated by the motor that is measured into electric signal and forms a waveform diagram, and whether the motor that is measured exists abnormal sound is judged by observing whether the waveform is regular. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is whole structure schematic diagram of the utility model;

[0017] Figure 2It is a front view structural schematic diagram of the utility model.

[0018] Figure 3 It is a section structural schematic diagram of the utility model.

[0019] Figure 4 It is a protective cover structural schematic diagram of the utility model.

[0020] In the drawing: 1, bottom plate; 2, mounting groove; 3, lifting mechanism; 4, sealing groove; 5, protective cover; 6, observation window; 7, mounting plate; 8, measured motor; 9, fixed bandage; 10, vibration sensor; 11, fixed bolt; 12, support plate; 13, mounting seat; 14, sound sensor; 15, fixed seat; 16, clamping block; 17, controller; 18, screw rod; 19, motor; 20, fixed groove; 21, sliding groove; 22, clamping groove; 23, connecting groove. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a motor vibration abnormal sound analysis testing device.

[0023] Embodiment 1

[0024] For the above-mentioned problem 1 to be solved: the existing motor vibration abnormal sound test process is complex in motor installation and disassembly process, which affects the test efficiency.

[0025] The solution is as follows: a motor vibration abnormal sound analysis test device, comprising: a bottom plate 1, the upper part of the bottom plate 1 is provided with a lifting mechanism 3, and the inside of the lifting mechanism 3 is provided with a supporting plate 12, the upper part of the supporting plate 12 is provided with a controller 17, and the lower part is provided with a mounting seat 13, the inside of the mounting seat 13 is provided with a sound sensor 14, and the sound sensor 14 is electrically connected between the controller 17 through the wire, the upper part of the bottom plate 1 is provided with a fixed seat 24, and the inside of the fixed seat 24 is provided with a fixed groove 20, the inside of the fixed groove 20 is provided with two groups of sliding grooves 21, and the bottom of the sliding groove 21 is provided with a clamping groove 22 extending to the inside, the upper part of the fixed seat 24 is provided with a mounting plate 7, and the lower part of the mounting plate 7 is provided with a connecting seat 15, the two sides of the connecting seat 15 are provided with clamping blocks 16 matched with the sliding grooves 21, the surface of the mounting plate 7 is provided with a measured motor 8, and the surface of the measured motor 8 is provided with a fixed bandage 9, the surface of the fixed bandage 9 is provided with a plurality of groups of vibration sensors 10, and the vibration sensors 10 are wirelessly connected between the controller 17, the upper part of the bottom plate 1 is provided with a lifting mechanism 3, and the inside of the lifting mechanism 3 is provided with a supporting plate 12, the upper part of the supporting plate 12 is provided with a controller 17, and the lower part is provided with a mounting seat 13, the inside of the mounting seat 13 is provided with a sound sensor 14, and the sound sensor 14 is electrically connected between the controller 17 through the wire, the upper part of the bottom plate 1 is provided with a fixed seat 24, and the inside of the fixed seat 24 is provided with a fixed groove 20, the inside of the fixed groove 20 is provided with two groups of sliding grooves 21, and the bottom of the sliding groove 21 is provided with a clamping groove 22 extending to the inside, the upper part of the fixed seat 24 is provided with a mounting plate 7, and the lower part of the mounting plate 7 is provided with a connecting seat 15, the two sides of the connecting seat 15 are provided with clamping blocks 16 matched with the sliding grooves 21, the surface of the mounting plate 7 is provided with a measured motor 8, and the surface of the measured motor 8 is provided with a fixed bandage 9, the surface of the fixed bandage 9 is provided with a plurality of groups of vibration sensors 10, and the vibration sensors 10 are wirelessly connected between the controller 17, in use, the measured motor 8 is fixed between the fixed bandage 9 and the mounting plate 7, the connecting seat 15 is installed in the fixed groove 20, the clamping block 16 is slid downward to the bottom in the sliding groove 21, and then rotated, so that the clamping block 16 is located in the clamping groove 22, this installation method can preinstall the measured motor 8, then place it in the fixed seat 24, the installation and disassembly operation is simple and convenient, at the same time, the lifting mechanism 3 drives the supporting plate 12 to descend, so that the sound sensor 14 and the measured motor 8 are in contact with each other, the measured motor 8 is started, the vibration sensor 10 converts the mechanical vibration into electric quantity, outputs the voltage signal, then the input voltage signal is transmitted to the controller 17, the sound sensor 14 converts the sound wave signal generated by the measured motor 8 into an electric signal, and forms a waveform diagram, and whether the measured motor 8 has abnormal sound is judged by observing whether the waveform is regular.

[0026] Further improved, asFigure 3 As shown in the figure: the inside of the lifting mechanism 3 is provided with a screw rod 18, one end of the screw rod 18 extends to the outside of the lifting mechanism 3 and is provided with a driving motor 19, the support plate 12 is threadedly connected between the screw rod 18, and the support plate 12 can move up and down by driving the screw rod 18 to rotate.

[0027] Further improved, as shown in Figure 1 As shown in the figure: the connecting groove 23 of the fixing band 9 and the mounting plate 7 is provided with a fixing bolt 11, and the fixing band 9 is fixedly connected between the fixing bolt 11 and the mounting plate 7, which ensures the firmness between the fixing band 9 and the measured motor 8.

[0028] Embodiment 2

[0029] For the above problems to be solved: the existing motor vibration abnormal sound test process lacks certain protection structure, which produces noise and affects the test environment, and the external noise affects the test results.

[0030] The solution is as follows: as shown in Figure 1 As shown in the figure: the inside of the bottom plate 1 is provided with a mounting groove 2, and the inside of the mounting groove 2 is provided with a protective cover 5, the protective cover 5 is wrapped outside the fixing seat 24, and the protective cover 5 can reduce the noise generated during the test of the measured motor 8, and can also isolate the influence of external noise to a certain extent.

[0031] Further improved, as shown in Figure 1 , 4 As shown in the figure: the back of the protective cover 5 is provided with a connecting groove 23, and the two sides of the lifting mechanism 3 are provided with a sealing groove 4 matched with each other, which ensures the stability and sealing performance of the protective cover 5.

[0032] Further improved, as shown in Figure 1 As shown in the figure: the surface of the protective cover 5 is provided with an observation window 6, and the observation window 6 is transparent tempered glass, which is convenient for observing the test situation.

[0033] Working principle: the utility model uses, the motor 8 is fixed between the fixing band 9 and the mounting plate 7 through fixing, installs its connecting seat 15 in fixed groove 20, and its clamping block 16 is slid down to the bottom in sliding groove 21 and is rotated, makes clamping block 16 be located in the inside of clamping groove 22, this kind of installation mode can preinstall the motor 8 to be measured, then it is placed in fixed seat 24, and its installation dismounts operation is simple and convenient, simultaneously, the lifting mechanism 3 drives the support plate 12 to descend, makes the sound sensor 14 and the motor 8 to be measured mutual contact, starts the motor 8 to be measured, and vibration sensor 10 converts mechanical vibration into electric quantity, and output voltage signal, then the input voltage signal is transmitted to controller 17, and the sound sensor 14 converts the sound wave signal generated by the motor 8 to be measured into electric signal and forms a waveform diagram, and whether the observer's waveform is regular is used to judge whether the motor 8 to be measured has abnormal sound, the setting of the protective cover 5 can reduce the noise generated when the motor 8 to be measured is tested, and can isolate the influence of external noise to a certain extent.

[0034] The above shows and describes the basic principles and main features of the present application and the advantages of the present application, and it is obvious for those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

[0035] Finally, it should be noted that: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change.

[0036] Finally, it should be noted that: the above only describes the preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, and those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or replace some technical features with equivalents. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. An electric machine vibration abnormal sound analysis test device characterized by comprising: The utility model provides a kind of motor vibration and noise testing device, including: Bottom plate (1), the upper portion of the bottom plate (1) is provided with lifting mechanism (3), and the inside of lifting mechanism (3) is provided with support plate (12), the upper portion of the support plate (12) is provided with controller (17) and the lower portion is provided with mounting seat (13), the inside of the mounting seat (13) is provided with sound sensor (14), and sound sensor (14) is electrically connected between controller (17) by wire, the upper portion of the bottom plate (1) is provided with fixed seat (24), and the inside of fixed seat (24) is provided with fixed groove (20), the inside of the fixed groove (20) is provided with two groups of sliding grooves (21), and the bottom of the sliding groove (21) is provided with the inwardly extending clamping groove (22), the upper portion of the fixed seat (24) is provided with mounting plate (7), and the lower portion of the mounting plate (7) is provided with connecting seat (15), the both sides of the connecting seat (15) are provided with the clamping block (16) matched with sliding groove (21), the surface of the mounting plate (7) is provided with measured motor (8), and the surface of measured motor (8) is provided with fixed bandage (9), the surface of the fixed bandage (9) is provided with several groups of vibration sensor (10), and vibration sensor (10) is wirelessly connected between controller (17).

2. The motor vibration anomaly analysis test device according to claim 1, characterized by: The inside of the lifting mechanism (3) is provided with screw rod (18), and one end of screw rod (18) extends to the outside of lifting mechanism (3) and is provided with driving motor (19), and the support plate (12) is threadedly connected with screw rod (18).

3. The motor vibration anomaly analysis test device of claim 1, wherein: The connecting groove (23) of the fixed bandage (9) and the mounting plate (7) is provided with fixed bolt (11), and the fixed bandage (9) is fixedly connected between the mounting plate (7) through fixed bolt (11).

4. The motor vibration anomaly analysis test device of claim 1, wherein: The inside of the bottom plate (1) is provided with mounting groove (2), and the inside of the mounting groove (2) is provided with protective cover (5), and the protective cover (5) is wrapped outside the fixed seat (24).

5. A motor vibration noise analysis test device according to claim 4, characterized in that: The back of the protective cover (5) is provided with connecting groove (23), and the both sides of the lifting mechanism (3) are provided with sealing groove (4) matched with each other.

6. The motor vibration anomaly analysis test device according to claim 4, characterized by: The surface of the protective cover (5) is provided with observation window (6), and the observation window (6) is transparent tempered glass.

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