Fault diagnosis device and use method thereof

Abstract

The invention relates to a fault diagnosis device and a use method thereof, the fault diagnosis device comprises a fault diagnosis box, a control panel, a connection socket, a fault detection line, an anti-drop mechanism and a heat dissipation mechanism, the top surface of the fault diagnosis box is provided with the control panel, the left side of the fault diagnosis box is fixedly connected with the connection socket, the fault detection line is slidably inserted in the connection socket, and the anti-drop mechanism is fixedly connected with the connection socket. Anti-falling mechanisms are arranged at the four corners of the fault diagnosis box, the lower portion of the interior of the fault diagnosis box is fixedly connected with a heat dissipation mechanism, and the heat dissipation mechanism penetrates through the interior of the fault diagnosis box; the use method comprises the following steps: step 1, electrically connecting electromechanical equipment with a fault diagnosis box through a fault detection line; 2, starting the device; 3, carrying out real-time measurement and recording; 4, obtaining a test result; and 5, analyzing a result, and carrying out secondary detection after a fault is solved. Therefore, according to the design, poor contact caused by erosion of the interface can be avoided, and the diagnosis effect is good.

Description

Technical Field

[0001] The present invention relates to a diagnostic device and a method for using the same, and belongs to the field of equipment fault diagnosis, and in particular to a fault diagnostic device and a method for using the same. Background Art

[0002] Electromechanical equipment generally refers to machinery, electrical appliances and electrical automation equipment. In the modern equipment of large and medium-sized enterprises such as steel, coal mines, and petrochemicals, various large and complex mechanical equipment play a vital role. For faults generated during the operation of electromechanical equipment, it is necessary to connect a fault diagnosis device for detection and diagnosis; the fault diagnosis device can diagnose faults generated during the operation of electromechanical equipment more accurately and quickly. At present, when the fault diagnosis device is in use, it will be connected to the electromechanical equipment through a connecting wire, but the existing device interface is exposed to the outside for a long time and is easily corroded by dust in the air, resulting in poor contact of the interface, thereby affecting the use of the fault diagnosis device; at the same time, the strength and heat dissipation effect of the existing fault diagnosis device are poor. When it is subjected to a collision and fall and is subjected to a large impact, it is easy to cause damage to the device. The heat inside the device cannot be dissipated in time, which is easy to cause damage to internal components and reduce the service life of the fault diagnosis device.

[0003] The Chinese patent application with application number 202210984685.2 and application date of August 17, 2022 discloses an electric power equipment maintenance device and maintenance method thereof, including a maintenance box, a box cover is movably connected to the top of the maintenance box, a measuring instrument is fixedly connected to the left side of the interior of the maintenance box, a wiring port is provided on the side of the maintenance box, and a toolbox is fixedly connected to the right side of the interior of the maintenance box. Through the mutual cooperation between the connection frame, the wiring slot, the dust baffle, the annular telescopic rod, the pressing block, the telescopic push rod, the push rod, and the fixed block, the dust baffle is pushed by the annular telescopic rod to protect the wiring slot. When in use, the wire connector is inserted into the wiring slot, and the pressing block is moved by the telescopic push rod, so that the fixed block can be pushed by the push rod so that the fixed block is stuck in the side of the connector. Although this patent can fix the connector of the wire and avoid loosening of the connection interface, it still has the following defects: This design cannot avoid poor contact caused by corrosion of the interface, and the diagnostic effect is poor.

[0004] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of this patent application, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to ordinary technicians in this field. Summary of the invention

[0005] The purpose of the present invention is to overcome the defects and problems in the prior art that poor contact caused by corrosion of the interface cannot be avoided and the diagnostic effect is poor, and to provide a fault diagnosis device and a method of using the device that can avoid poor contact caused by corrosion of the interface and has a better diagnostic effect.

[0006] To achieve the above objectives, the technical solution of the present invention is: a fault diagnosis device and a method of using the same, the fault diagnosis device comprising a fault diagnosis box, a control panel, a connection socket, a fault detection line, a plurality of anti-fall mechanisms, and a heat dissipation mechanism; The connecting socket comprises a plug-in sleeve, a first sliding groove, an insertion groove, two tightening posts, two sliding top plates, two first springs, two second sliding grooves, two rotating posts, two rotating disks, and two rotating baffles; an insertion groove is provided above one side of the socket sleeve, and a first sliding groove is provided on an inner surface of the plug-in sleeve near the insertion groove, and the first sliding groove is provided inside the first sliding groove for sliding connection with the two tightening posts. One end of each of the tightening posts is a hemispherical surface, and the other end of each of the tightening posts is fixedly connected to one side of the sliding top plate, and the other side of the sliding top plate is fixedly connected to one end of the first spring, and the other end of the first spring is fixedly connected to the inner wall of the first sliding groove, and the hemispherical surfaces of the two tightening posts are in contact with each other; a penetrating second sliding groove is provided inside each of the sliding top plates, and the rotating post passes through the second sliding groove and is fixedly connected to the rotating disk, and the rotating disk is movably connected to one side of the second sliding groove, and a rotating baffle is provided on the rear side of the rotating disk, and the side edges of the two rotating baffles are in contact with each other; A control panel is provided on the right side of the top surface of the fault diagnosis box, the left side of the fault diagnosis box is fixedly connected to the side of the plug-in sleeve with an insertion groove, a fault detection line is slidably plugged into the insertion groove, anti-fall mechanisms are provided at the four corners of the fault diagnosis box, the lower interior of the fault diagnosis box is fixedly connected to a heat dissipation mechanism, and the heat dissipation mechanism runs through the interior of the fault diagnosis box from front to back.

[0007] Each of the rotating baffles comprises a rotating plate, a guide slide plate, a connecting slide block, a second spring, and a third sliding groove; A third sliding groove is provided at the lower left side of the rotating plate, the top of the inner wall of the third sliding groove is fixedly connected to the top of the guide slide plate, the second spring is sleeved on the outer surface of the guide slide plate, the bottom of the second spring is fixedly connected to the top of the connecting slider, one side of the connecting slider is fixedly connected to the rotating disk, and the top of the connecting slider is in contact with the bottom of the guide slide plate.

[0008] The fault diagnosis device also includes a box cover and a placement slot; The box cover is rotatably connected to the top rear side of the fault diagnosis box, and anti-fall mechanisms are arranged at the four corners of the box cover; A placement slot is provided on the left side of the top of the fault diagnosis box.

[0009] The anti-fall mechanism includes three rubber angle plates, a plurality of limit slide grooves, a plurality of sliding blocks, a plurality of third springs, a plurality of extrusion columns, a plurality of sliding pressure plates, and a plurality of fourth springs; A limiting slide groove is provided on the inner surface of each of the three rubber angle plates, the interior of each limiting slide groove is slidably connected to the sliding block, the outer surface of the sliding block is fixedly connected to one end of a plurality of third springs, the plurality of third springs are distributed in a ring array, the other end of the third spring is fixedly connected to the inner wall of the limiting slide groove; one side of the sliding block is fixedly connected to one end of the extrusion column, the other end of the extrusion column is fixedly connected to one side of the sliding pressure plate, and the other side of the sliding pressure plate is fixedly connected to one end of the fourth spring.

[0010] A plurality of fourth sliding grooves are provided inside the four corners of the fault diagnosis box; The three-sided rubber angle plates are arranged on the outer surface of the fault diagnosis box, the fourth sliding groove corresponds to the position of the limiting sliding groove, the cross-sectional dimension of the extrusion column is smaller than the cross-sectional dimension of the fourth sliding groove, the sliding pressure plate is slidingly connected to the fourth sliding groove, and the other end of the fourth spring is fixedly connected to the top of the inner wall of the fourth sliding groove.

[0011] A plurality of fifth sliding grooves are provided inside the four corners of the box cover; The three-sided rubber angle plates are arranged on the outer surface of the box cover, the fifth sliding groove corresponds to the position of the limiting sliding groove, the cross-sectional dimension of the extrusion column is smaller than the cross-sectional dimension of the fifth sliding groove, the sliding pressure plate is slidingly connected to the fifth sliding groove, and the other end of the fourth spring is fixedly connected to the top of the inner wall of the fifth sliding groove.

[0012] The heat dissipation mechanism includes a heat dissipation box, two air guide slots, a cooling slot, a plurality of connecting slots, and a plurality of dustproof nets; The heat dissipation box is provided with air guide grooves on both the front and rear sides, a cooling groove is provided in the middle of the heat dissipation box, two connecting grooves are provided above the inner surface of the cooling groove, and dustproof nets are symmetrically installed on two opposite sides of the heat dissipation box; The heat dissipation box passes through the lower part of the interior of the fault diagnosis box and is fixedly connected to the fault diagnosis box. The two sides of the heat dissipation box equipped with dustproof nets are located on the sides of the fault diagnosis box.

[0013] The heat dissipation mechanism also includes a plurality of heat dissipation pipes, a plurality of heat-absorbing copper plates, a guide groove, and a semiconductor refrigeration sheet; The front part of the heat dissipation pipe is fixedly connected to one side of the inner surface of the cooling groove, and the rear part of the heat dissipation pipe passes through the middle part of several heat-absorbing copper plates and is fixedly connected to the other side of the inner surface of the cooling groove. The front and rear ends of the heat dissipation pipe respectively pass through the interior of two air guide grooves, and the outer surface of the middle part of the two heat dissipation pipes is fixedly connected to several heat-absorbing copper plates. The upper and lower sides of each heat-absorbing copper plate are provided with through guide grooves. The inner surface of the middle part of the heat dissipation pipe is fixedly connected to the semiconductor refrigeration plate. The top end of the semiconductor refrigeration plate is located inside the cooling groove, and the bottom end of the semiconductor refrigeration plate is located inside the heat dissipation pipe.

[0014] The heat dissipation mechanism also includes a support frame, a motor, a rotating shaft, a first fan guide, a plurality of connecting columns, a rotating ring, and a second fan guide; The inner wall of the air guide groove on the front side is fixedly connected to the support frame, the middle part of the support frame is fixedly connected to the motor, the output shaft of the motor is fixedly connected to one end of the rotating shaft, the other end of the rotating shaft extends into the interior of the heat dissipation pipe, the front side of the rotating shaft is fixedly connected to the first fan guide, the rear side of the rotating shaft is fixedly connected to four connecting columns, the ends of the four connecting columns away from the rotating shaft are fixedly connected to the rotating ring, the rotating ring is rotatably connected to the heat dissipation pipe, and the outer surface of the rotating ring is fixedly connected to the second fan guide.

[0015] The method of use comprises the following steps: Step 1: First connect one end of the fault detection line to the electromechanical equipment, and then insert the other end of the fault detection line into the groove to make an electrical connection with the fault diagnosis box; Step 2: Start the fault diagnosis device first, and then set the measurement range of the corresponding data and the threshold value for normal operation through the control panel according to the different working conditions, uses and nominal power of the electromechanical equipment; Step 3: First, control the fault diagnosis box through the control panel to perform real-time measurement on the electromechanical equipment that needs to be tested, and record the measurement data; Step 4: The fault diagnosis box compares and judges the test results and measurement data with the set threshold value to obtain the test results; Step 5: First analyze the test results of the fault diagnosis box, find out the problems with the electromechanical equipment, analyze the cause of the fault, and then perform timely maintenance on the fault point. After the fault is eliminated, conduct a secondary test.

[0016] Compared with the prior art, the present invention has the following beneficial effects: 1. A fault diagnosis device and its use method, the fault diagnosis device comprises a fault diagnosis box, a control panel, a connection socket, a fault detection line, an anti-fall mechanism, and a heat dissipation mechanism, the connection socket comprises a plug-in sleeve, a first sliding groove, an insertion groove, a tightening column, a sliding top plate, a first spring, a second sliding groove, a rotating column, a rotating disk, and a rotating baffle; when used, when no fault diagnosis is performed, under the push of the spring, the rotating baffles on both sides press each other to close the connection socket, when fault diagnosis is performed, one end of the fault detection line is inserted from the insertion groove, the insertion of the fault detection line plug squeezes the tightening column, the tightening column pushes the sliding top plate to slide inside the first sliding groove and squeezes the first spring, at the same time, the sliding top plate drives the second sliding groove to push the rotating column to rotate, the rotating column drives the rotating disk to rotate, and the rotating disk drives the rotating baffle to turn away from the inside of the connection socket, ensuring the normal insertion of the fault detection line plug and avoiding poor contact. Therefore, the present invention can not only perform fault detection and diagnosis, but also avoid poor contact caused by erosion of the interface, and the diagnosis effect is good.

[0017] 2. In a fault diagnosis device and its use method, the rotating plate is provided with a third sliding groove, the top of the third sliding groove is fixedly connected to the guide slide, the second spring is sleeved on the outer surface of the guide slide, the bottom of the second spring is fixedly connected to the top of the connecting slider, one side of the connecting slider is fixedly connected to the rotating disk, and the top of the connecting slider is in contact with the bottom of the guide slide; when in use, the rotating disk rotates, driving the connecting slider to rotate, the connecting slider drives the second spring and the guide slide to rotate, thereby driving the rotating plate to rotate and turn away from the inside of the connecting socket, due to the use of elastic connectors such as springs and the cooperation with the hemispherical tightening column, the vibration and impact during the operation of the device are reduced, and the service life of the device is improved. Therefore, the present invention can not only avoid poor contact of the interface, but also improve the service life.

[0018] 3. In a fault diagnosis device and its use method, a plurality of third springs distributed in a ring array are fixedly connected to the inner wall of the sliding block and the limiting sliding groove respectively, the sliding block is fixedly connected to the sliding pressure plate through the extrusion column, the sliding pressure plate is fixedly connected to one end of the fourth spring, and the fourth spring is fixedly connected to the fourth sliding groove and the fifth sliding groove respectively; when the fault diagnosis device is used, when it is collided or dropped, it will cause extrusion to the three-sided rubber angle plates, drive the sliding block to squeeze the extrusion column, and the extrusion column presses the sliding pressure plate to slide inside the fourth sliding groove and the fifth sliding groove, thereby squeezing the fourth spring and buffering and shock absorbing the fault diagnosis device. At the same time, the three-sided rubber angle plates also squeeze the third spring through the sliding block, buffering from multiple directions, so that the buffering effect is better, the strength of the fault diagnosis device is improved, and damage is avoided. Therefore, the present invention can avoid poor interface contact, and the device has good structural strength.

[0019] 4. A fault diagnosis device and a method for using the same, wherein the heat dissipation mechanism comprises a heat dissipation box, an air guide slot, a cooling slot, a connecting slot, a dustproof net, a heat dissipation pipe, a heat-absorbing copper plate, a guide slot, a semiconductor refrigeration sheet, a support frame, a motor, a rotating shaft, a first guide fan, a connecting column, a rotating ring, and a second guide fan. The heat dissipation box runs through the lower part of the interior of the fault diagnosis box and is fixedly connected to the fault diagnosis box. When used, the motor is started, and the output shaft of the motor drives the rotating shaft to rotate. The rotating shaft drives the first guide fan to rotate while driving the connecting column to rotate. The connecting column drives the rotating ring to rotate, thereby driving the second guide fan to rotate, so that the air inside the device circulates in the cooling slot and the guide slot, the heat-absorbing copper plate and the semiconductor refrigeration sheet absorb heat and cool the air in the cooling slot, and the cooled air flows into the device through the connecting slot to cool the inside of the device, and the heat absorbed by the heat-absorbing copper plate and the semiconductor refrigeration sheet is conducted to the inside of the heat dissipation pipe. The rotation of the first guide fan causes the external air to circulate in the air guide slot and the heat dissipation pipe, thereby discharging the heat of the heat dissipation pipe, thereby achieving cooling and heat dissipation of the fault diagnosis device. Therefore, the device of the present invention not only has better structural strength, but also has better heat dissipation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0021] Figure 2 It is a structural schematic diagram of the connection between the connecting socket and the fault detection line in the present invention.

[0022] Figure 3 It is a structural schematic diagram of the connecting socket in the present invention.

[0023] Figure 4 It is a top view of the cooperation between the jacking column, the sliding top plate and the rotating disk in the present invention.

[0024] Figure 5 It is a front view of the cooperation between the jacking column, the sliding top plate and the rotating disk in the present invention.

[0025] Figure 6 It is a structural schematic diagram of the rotating baffle in the present invention.

[0026] Figure 7 It is a structural schematic diagram of the anti-fall mechanism in the present invention.

[0027] Figure 8 It is a structural schematic diagram of the heat dissipation mechanism in the present invention.

[0028] Fig. 9 It is a structural schematic diagram of the heat-absorbing copper plate in the present invention.

[0029] Fig.10 It is a schematic diagram of the heat dissipation pipe in the present invention.

[0030] In the figure: fault diagnosis box 1, fourth sliding slot 11, box cover 2, fifth sliding slot 21, control panel 3, placement slot 4, connection socket 5, plug-in sleeve 51, first sliding slot 511, insertion groove 512, top column 52, sliding top plate 53, second sliding slot 531, first spring 54, rotating column 55, rotating disk 56, rotating baffle 57, rotating plate 571, guide slide plate 572, connecting slide block 573, second spring 574, third sliding slot 575, fault detection line 6, anti-fall Mechanism 7, three-sided rubber angle plate 71, limiting slide groove 72, sliding block 73, third spring 74, extrusion column 75, sliding pressure plate 76, fourth spring 77, heat dissipation mechanism 8, heat dissipation box 81, rotating shaft 810, first fan guide fan 811, connecting column 812, rotating ring 813, second fan guide fan 814, semiconductor refrigeration plate 815, air guide groove 82, cooling groove 83, connecting groove 831, dustproof net 84, heat dissipation pipe 85, heat absorbing copper plate 86, guide groove 87, support frame 88, motor 89. DETAILED DESCRIPTION

[0031] The present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0032] See also Figure 1 — Fig.10 , a fault diagnosis device and a method of using the same, the fault diagnosis device comprising a fault diagnosis box 1, a control panel 3, a connection socket 5, a fault detection line 6, a plurality of anti-fall mechanisms 7, and a heat dissipation mechanism 8; The connecting socket 5 includes a plug-in sleeve 51, a first sliding groove 511, an insertion groove 512, two tightening columns 52, two sliding top plates 53, two first springs 54, two second sliding grooves 531, two rotating columns 55, two rotating disks 56, and two rotating baffles 57; an insertion groove 512 is provided on the upper side of one side of the socket plate 51, a first sliding groove 511 is provided on the inner surface of the plug-in sleeve 51 close to the insertion groove 512, the interior of the first sliding groove 511 is slidably connected with the two tightening columns 52, one end of each of the tightening columns 52 is a hemispherical surface, and the other end of each of the tightening columns 52 is connected to the sliding One side of the movable top plate 53 is fixedly connected, the other side of the sliding top plate 53 is fixedly connected to one end of the first spring 54, the other end of the first spring 54 is fixedly connected to the inner wall of the first sliding groove 511, and the hemispherical surfaces of the two tightening columns 52 are in contact; each of the sliding top plates 53 is provided with a through second sliding groove 531, the rotating column 55 passes through the second sliding groove 531 and is fixedly connected to the rotating disk 56, the rotating disk 56 is movably connected to one side of the second sliding groove 531, and a rotating baffle 57 is provided on the rear side of the rotating disk 56, and the side edges of the two rotating baffles 57 are in contact; A control panel 3 is provided on the right side of the top surface of the fault diagnosis box 1, and the left side of the fault diagnosis box 1 is fixedly connected to the side of the plug-in sleeve 51 having an insertion groove 512, and a fault detection line 6 is slidably plugged into the insertion groove 512. Anti-fall mechanisms 7 are provided at the four corners of the fault diagnosis box 1, and the lower part of the interior of the fault diagnosis box 1 is fixedly connected to a heat dissipation mechanism 8, and the heat dissipation mechanism 8 runs through the interior of the fault diagnosis box 1 from front to back.

[0033] Each of the rotating baffles 57 includes a rotating plate 571, a guide slide plate 572, a connecting slide block 573, a second spring 574, and a third sliding groove 575; A third sliding groove 575 is opened at the lower left side of the rotating plate 571, and the top of the inner wall of the third sliding groove 575 is fixedly connected to the top of the guide slide 572. The second spring 574 is sleeved on the outer surface of the guide slide 572, and the bottom of the second spring 574 is fixedly connected to the top of the connecting slider 573. One side of the connecting slider 573 is fixedly connected to the rotating disk 56, and the top of the connecting slider 573 contacts the bottom of the guide slide 572.

[0034] The fault diagnosis device also includes a box cover 2 and a placement slot 4; The box cover 2 is rotatably connected to the top rear side of the fault diagnosis box 1, and anti-fall mechanisms 7 are provided at the four corners of the box cover 2; A placement slot 4 is provided on the left side of the top of the fault diagnosis box 1 .

[0035] The anti-fall mechanism 7 includes three rubber angle plates 71, a plurality of limit slide grooves 72, a plurality of sliding blocks 73, a plurality of third springs 74, a plurality of extrusion columns 75, a plurality of sliding pressure plates 76, and a plurality of fourth springs 77; A limiting groove 72 is provided on the inner surface of each surface of the three-sided rubber angle plate 71, and the interior of each limiting groove 72 is slidably connected to a sliding block 73, and the outer surface of the sliding block 73 is fixedly connected to one end of a plurality of third springs 74, and the plurality of third springs 74 are distributed in a ring array, and the other end of the third spring 74 is fixedly connected to the inner wall of the limiting groove 72; one side of the sliding block 73 is fixedly connected to one end of an extrusion column 75, and the other end of the extrusion column 75 is fixedly connected to one side of a sliding pressure plate 76, and the other side of the sliding pressure plate 76 is fixedly connected to one end of a fourth spring 77.

[0036] A plurality of fourth sliding grooves 11 are provided inside the four corners of the fault diagnosis box 1; The three-sided rubber angle plate 71 is arranged on the outer surface of the fault diagnosis box 1, the fourth sliding groove 11 corresponds to the position of the limiting sliding groove 72, the cross-sectional dimension of the extrusion column 75 is smaller than the cross-sectional dimension of the fourth sliding groove 11, the sliding pressure plate 76 is slidingly connected to the fourth sliding groove 11, and the other end of the fourth spring 77 is fixedly connected to the top of the inner wall of the fourth sliding groove 11.

[0037] A plurality of fifth sliding grooves 21 are provided inside the four corners of the box cover 2; The three-sided rubber angle plate 71 is arranged on the outer surface of the box cover 2, the fifth sliding groove 21 corresponds to the position of the limiting sliding groove 72, the cross-sectional dimension of the extrusion column 75 is smaller than the cross-sectional dimension of the fifth sliding groove 21, the sliding pressure plate 76 is slidingly connected to the fifth sliding groove 21, and the other end of the fourth spring 77 is fixedly connected to the top of the inner wall of the fifth sliding groove 21.

[0038] The heat dissipation mechanism 8 includes a heat dissipation box 81, two air guide slots 82, a cooling slot 83, a plurality of connecting slots 831, and a plurality of dustproof nets 84; The heat dissipation box 81 has air guide grooves 82 on both the front and rear sides thereof, a cooling groove 83 on the middle of the heat dissipation box 81, two connecting grooves 831 on the inner surface of the cooling groove 83, and dustproof nets 84 symmetrically installed on two opposite sides of the heat dissipation box 81; The heat dissipation box 81 passes through the lower part of the fault diagnosis box 1 and is fixedly connected to the fault diagnosis box 1 . The two sides of the heat dissipation box 81 equipped with dustproof nets 84 are located on the sides of the fault diagnosis box 1 .

[0039] The heat dissipation mechanism 8 also includes a plurality of heat dissipation pipes 85, a plurality of heat-absorbing copper plates 86, a guide groove 87, and a semiconductor cooling sheet 815; The front part of the heat dissipation pipe 85 is fixedly connected to one side of the inner surface of the cooling groove 83, and the rear part of the heat dissipation pipe 85 passes through the middle part of a plurality of heat-absorbing copper plates 86 and is fixedly connected to the other side of the inner surface of the cooling groove 83. The front and rear ends of the heat dissipation pipe 85 respectively pass through the interior of the two air guide grooves 82, and the outer surface of the middle part of the two heat dissipation pipes 85 is fixedly connected to a plurality of heat-absorbing copper plates 86. A through guide groove 87 is provided on the upper and lower sides of each of the heat-absorbing copper plates 86. The inner surface of the middle part of the heat dissipation pipe 85 is fixedly connected to the semiconductor cooling plate 815. The top end of the semiconductor cooling plate 815 is located inside the cooling groove 83, and the bottom end of the semiconductor cooling plate 815 is located inside the heat dissipation pipe 85.

[0040] The heat dissipation mechanism 8 further includes a support frame 88, a motor 89, a rotating shaft 810, a first fan 811, a plurality of connecting columns 812, a rotating ring 813, and a second fan 814; The inner wall of the air guide groove 82 located on the front side is fixedly connected to the support frame 88, the middle part of the support frame 88 is fixedly connected to the motor 89, the output shaft of the motor 89 is fixedly connected to one end of the rotating shaft 810, the other end of the rotating shaft 810 extends into the interior of the heat dissipation pipe 85, the front side of the rotating shaft 810 is fixedly connected to the first fan guide 811, the rear side of the rotating shaft 810 is fixedly connected to four connecting columns 812, the end of the four connecting columns 812 away from the rotating shaft 810 is fixedly connected to the rotating ring 813, the rotating ring 813 is rotatably connected to the heat dissipation pipe 85, and the outer surface of the rotating ring 813 is fixedly connected to the second fan guide 814.

[0041] The method of use comprises the following steps: The first step: first connect one end of the fault detection line 6 to the electromechanical device, and then insert the other end of the fault detection line 6 into the groove 512 to be electrically connected to the fault diagnosis box 1; Step 2: First start the fault diagnosis device, and then set the measurement range of the corresponding data and the threshold value for normal operation through the control panel 3 according to the different working states, uses and nominal power of the electromechanical equipment; Step 3: First, control the fault diagnosis box 1 through the control panel 3 to perform real-time measurement on the electromechanical equipment to be tested, and record the measurement data; Step 4: The fault diagnosis box 1 compares and judges the test results and measurement data with the set threshold value to obtain the test results; Step 5: First analyze the test results of the fault diagnosis box 1, find out the problems of the electromechanical equipment, analyze the cause of the fault, and then perform timely maintenance on the fault point. After the fault is eliminated, perform a secondary test.

[0042] The supplementary description of the present invention is as follows: In the present invention, the insertion groove 512 is preferably adapted to the plug of the fault detection line 6 .

[0043] The present invention preferably has the position of the third sliding groove 575 matched with the model of the second spring 574 and the size of the connecting slider 573 , so that the rotating baffles 57 on both sides can be pressed against each other under the pushing of the second spring 574 .

[0044] In the present invention, the interior of the first sliding groove 511 is preferably slidably connected to the two pressing columns 52 , which means that the two pressing columns 52 can slide inside the first sliding groove 511 .

[0045] In the present invention, each of the rotating disks 56 is preferably movably connected to one side of the second sliding groove 531 , which means that the rotating disk 56 is in contact with the right side of the second sliding groove 531 and can move along with the movement of the sliding top plate 53 .

[0046] The present invention preferably has the guide groove 87 on the upper side of each heat-absorbing copper plate 86 with consistent position and size, and the guide groove 87 on the lower side of each heat-absorbing copper plate 86 with consistent position and size, and several guide grooves 87 form channels on the upper and lower sides respectively to facilitate air circulation.

[0047] The present invention preferably provides a limiting slide groove 72 on the inner surface of each side of the three-sided rubber angle plate 71, which means that each three-sided rubber angle plate 71 is provided with three limiting slide grooves 72 in the directions corresponding to the X-axis, the Y-axis and the Z-axis, so as to form all-round protection for the instrument.

[0048] The present invention preferably sets the depth and size of the limiting slide groove 72 according to the size of the device and the anti-fall mechanism 7. In actual use, the depth and size are set based on the minimum impact.

[0049] In the present invention, the depth of the limiting sliding groove 72 preferably does not exceed the thickness of the three-sided rubber angle plates 71 themselves.

[0050] The present invention preferably comprises that the interior of each limiting slide groove 72 is slidably connected to the sliding block 73 , which means that the sliding block 73 is only fixedly connected to the third spring 74 , and the sliding block 73 contacts the interior of the limiting slide groove 72 and can slide inside the limiting slide groove 72 .

[0051] The reason why the cross-sectional dimension of the extrusion column 75 is preferably smaller than the cross-sectional dimension of the fourth sliding groove 11 in the present invention is that one end of the extrusion column 75 fixedly connected to the sliding pressure plate 76 can enter the fourth sliding groove 11 and slide inside the fourth sliding groove 11.

[0052] The reason why the cross-sectional dimension of the extrusion column 75 is preferably smaller than the cross-sectional dimension of the fifth sliding groove 21 in the present invention is that one end of the extrusion column 75 fixedly connected to the sliding pressure plate 76 can enter the fifth sliding groove 21 and slide inside the fifth sliding groove 21.

[0053] In the present invention, the other end of the rotating shaft 810 preferably extends into the interior of the heat dissipation tube 85 , which means that the other end of the rotating shaft 810 enters the interior of the front end of the heat dissipation tube 85 .

[0054] The present invention preferably has the top end of the semiconductor refrigeration sheet 815 located inside the cooling groove 83 and the bottom end of the semiconductor refrigeration sheet 815 located inside the heat dissipation tube 85, which means that the cooling surface of the semiconductor refrigeration sheet 815 is located inside the cooling groove 83 and the heat dissipation surface of the semiconductor refrigeration sheet 815 is located inside the heat dissipation tube 85.

[0055] In the preferred third step of the present invention, when performing real-time testing and data recording, detection is performed based on factors such as test range, data recording, and average value calculation, thereby ensuring the reliability of the test results.

[0056] The reason for performing a secondary detection in the preferred fifth step of the present invention is to test whether the known fault has been successfully repaired.

[0057] Embodiment 1: See also Figure 1 — Fig.10 , a fault diagnosis device and a method of using the same, the fault diagnosis device comprising a fault diagnosis box 1, a control panel 3, a connection socket 5, a fault detection line 6, a plurality of anti-fall mechanisms 7, and a heat dissipation mechanism 8; the connection socket 5 comprises a plug-in sleeve 51, a first sliding groove 511, an insertion groove 512, two tightening columns 52, two sliding top plates 53, two first springs 54, two second sliding grooves 531, two rotating columns 55, two rotating disks 56, and two rotating baffles 57; an insertion groove 512 is provided on the upper side of one side of the socket plate 51, a first sliding groove 511 is provided on the inner surface of the plug-in sleeve 51 close to the insertion groove 512, the interior of the first sliding groove 511 is slidably connected to the two tightening columns 52, one end of each of the tightening columns 52 is a hemispherical surface, the other end of each of the tightening columns 52 is fixedly connected to one side of the sliding top plate 53, and the other side of the sliding top plate 53 is fixedly connected to one end of the first spring 54 The other end of the first spring 54 is fixedly connected to the inner wall of the first sliding groove 511, and the hemispherical surfaces of the two tightening columns 52 are in contact with each other; a second sliding groove 531 is provided inside each of the sliding top plates 53, and the rotating column 55 passes through the second sliding groove 531 and is fixedly connected to the rotating disk 56, and the rotating disk 56 is movably connected to one side of the second sliding groove 531, and a rotating baffle 57 is provided on the rear side of the rotating disk 56, and the sides of the two rotating baffles 57 are in contact with each other; a control panel 3 is provided on the right side of the top surface of the fault diagnosis box 1, and the left side of the fault diagnosis box 1 is fixedly connected to the side of the plug-in sleeve 51 having an insertion groove 512, and the insertion groove 512 is slidably plugged with a fault detection line 6, and anti-fall mechanisms 7 are provided at the four corners of the fault diagnosis box 1, and the lower part of the interior of the fault diagnosis box 1 is fixedly connected to a heat dissipation mechanism 8, and the heat dissipation mechanism 8 runs through the interior of the fault diagnosis box 1 from front to back.

[0058] When in use, the fault of the electromechanical equipment is diagnosed. First, one end of the fault detection line 6 is inserted from the insertion groove 512. As the plug of the fault detection line 6 is inserted, the tightening column 52 is squeezed, so that the two tightening columns 52 slide in the first sliding groove 511 in the direction away from each other. Each tightening column 52 pushes the corresponding sliding top plate 53 to slide in the first sliding groove 511 and squeeze the first spring 54. At the same time, the sliding top plate 53 drives the second sliding groove 531 to move, and the second sliding groove 531 drives the rotating column 55 to rotate. The rotating column 55 drives the rotating disk 56 to rotate, and the rotating disk 56 drives the rotating baffle 57 to rotate away from the inside of the connecting socket 5, ensuring the normal insertion of the plug of the fault detection line 6 and avoiding poor contact of the socket; when the device is not in use, under the push of the spring, the rotating baffles 57 on both sides press each other to close the connecting socket 5 to avoid the connecting socket 5 being exposed to the outside, thereby protecting the connecting socket 5 from erosion by the external environment, avoiding poor contact during use, and improving the diagnostic effect.

[0059] Embodiment 2: The basic content is the same as that of Example 1, except that: each of the rotating baffle plates 57 includes a rotating plate 571, a guide slide 572, a connecting slider 573, a second spring 574, and a third sliding groove 575; a third sliding groove 575 is opened at the lower left side of the rotating plate 571, the top of the inner wall of the third sliding groove 575 is fixedly connected to the top of the guide slide 572, the second spring 574 is sleeved on the outer surface of the guide slide 572, the bottom of the second spring 574 is fixedly connected to the top of the connecting slider 573, one side of the connecting slider 573 is fixedly connected to the rotating disk 56, and the top of the connecting slider 573 is in contact with the bottom of the guide slide 572.

[0060] When in use, the rotating disk 56 rotates, driving the connecting slider 573 to rotate, and the connecting slider 573 drives the second spring 574 to rotate. The second spring 574 and the connecting slider 573 drive the guide slider 572 to rotate, thereby driving the rotating plate 571 to rotate, so that the rotating baffle 57 is turned away from the inside of the connecting socket 5. Due to the elastic connection between the first spring 54 and the second spring 574 and the hemispherical design of the tightening column 52, a buffer is provided for the plug insertion process of the fault detection line 6, reducing vibration and impact between the components and improving the service life of the device; when the device is not in use, under the pushing of the second spring 574, the rotating baffles 57 on both sides are pressed against each other, so that the closing effect of the connecting socket 5 is better.

[0061] Embodiment 3: The basic content is the same as that of Example 1, except that: the fault diagnosis device also includes a box cover 2 and a placement slot 4; the box cover 2 is rotatably connected to the top rear side of the fault diagnosis box 1, and anti-fall mechanisms 7 are provided at the four corners of the box cover 2; and a placement slot 4 is provided on the left side of the top of the fault diagnosis box 1.

[0062] During use, after use, the box cover 2 is closed to prevent adverse environmental factors such as dust and moisture from entering the control panel 3 and internal components from the top of the fault diagnosis box 1, thereby avoiding affecting the stability and accuracy of the device. The box cover 2 can also protect the fault diagnosis box 1 from damage caused by impact, etc., thereby increasing the service life of the device; and after use, the fault detection line 6 is placed in the placement slot 4 for easy carrying of the fault detection line 6.

[0063] Embodiment 4: The basic content is the same as that of Example 1, except that: the anti-fall mechanism 7 includes three-sided rubber angle plates 71, a plurality of limiting slide grooves 72, a plurality of sliding blocks 73, a plurality of third springs 74, a plurality of extrusion columns 75, a plurality of sliding pressure plates 76, and a plurality of fourth springs 77; the inner surface of each surface of the three-sided rubber angle plates 71 is provided with a limiting slide groove 72, the interior of each limiting slide groove 72 is slidably connected to the sliding block 73, the outer surface of the sliding block 73 is fixedly connected to one end of a plurality of third springs 74, and a plurality of the third springs 74 are distributed in a ring array, and the other end of the third spring 74 is fixedly connected to the inner wall of the limiting slide groove 72; one side of the sliding block 73 is fixedly connected to one end of the extrusion column 75, the other end of the extrusion column 75 is fixedly connected to one side of the sliding pressure plate 76, and the other side of the sliding pressure plate 76 is fixedly connected to one end of the fourth spring 77; the A plurality of fourth sliding grooves 11 are provided inside the four corners of the fault diagnosis box 1; the three-sided rubber angle plate 71 is arranged on the outer surface of the fault diagnosis box 1, the fourth sliding groove 11 corresponds to the position of the limiting sliding groove 72, the cross-sectional size of the extrusion column 75 is smaller than the cross-sectional size of the fourth sliding groove 11, the sliding pressure plate 76 is slidably connected to the fourth sliding groove 11, and the other end of the fourth spring 77 is fixedly connected to the top of the inner wall of the fourth sliding groove 11; a plurality of fifth sliding grooves 21 are provided inside the four corners of the box cover 2; the three-sided rubber angle plate 71 is arranged on the outer surface of the box cover 2, the fifth sliding groove 21 corresponds to the position of the limiting sliding groove 72, the cross-sectional size of the extrusion column 75 is smaller than the cross-sectional size of the fifth sliding groove 21, the sliding pressure plate 76 is slidably connected to the fifth sliding groove 21, and the other end of the fourth spring 77 is fixedly connected to the top of the inner wall of the fifth sliding groove 21.

[0064] When in use, when the fault diagnosis device is hit or falls, the impact caused by the collision or falling causes the three-sided rubber angle plate 71 to be squeezed, causing the sliding block 73 in the limiting slide groove 72 to slide and squeeze the squeezing column 75. The squeezing column 75 presses the sliding pressure plate 76 to slide inside the fourth sliding groove 11 and the fifth sliding groove 21, and squeezes the fourth spring 77, thereby buffering and shock absorbing the fault diagnosis device. At the same time, the three-sided rubber angle plate 71 will also squeeze the third spring 74 in the limiting slide groove 72 through the sliding block 73, and buffer from multiple directions, so that the buffering effect is better; because the three-sided rubber angle plates 71 are respectively arranged on the outer surfaces of the fault diagnosis box 1 and the box cover 2, the device is protected in all directions, thereby improving the strength of the fault diagnosis device and avoiding damage to the fault diagnosis device.

[0065] Embodiment 5: The basic content is the same as that of Example 1, except that: the heat dissipation mechanism 8 includes a heat dissipation box 81, two air guide grooves 82, a cooling groove 83, a plurality of connecting grooves 831, and a plurality of dust-proof nets 84; the heat dissipation box 81 is provided with air guide grooves 82 on both the front and rear sides thereof, the middle of the heat dissipation box 81 is provided with a cooling groove 83, two connecting grooves 831 are provided above the inner surface of the cooling groove 83, and dust-proof nets 84 are symmetrically installed on two opposite sides of the heat dissipation box 81; the heat dissipation box 81 passes through the lower part of the interior of the fault diagnosis box 1 and is fixedly connected to the fault diagnosis box 1, and the heat dissipation box 81 is provided with a plurality of connecting grooves 831, and dust-proof nets 84 are symmetrically installed on two opposite sides of the heat dissipation box 81; the heat dissipation box 81 passes through the lower part of the interior of the fault diagnosis box 1 and is fixedly connected to the fault diagnosis box 1; the heat dissipation box 81 is provided with a plurality of connecting grooves 831, and dust-proof nets 84 are provided ... The two sides with dustproof nets 84 are located on the sides of the fault diagnosis box 1; the heat dissipation mechanism 8 also includes a plurality of heat dissipation pipes 85, a plurality of heat-absorbing copper plates 86, a guide groove 87, and a semiconductor cooling sheet 815; the front part of the heat dissipation pipe 85 is fixedly connected to one side of the inner surface of the cooling groove 83, and the rear part of the heat dissipation pipe 85 passes through the middle of the plurality of heat-absorbing copper plates 86 and is fixedly connected to the other side of the inner surface of the cooling groove 83. The front and rear ends of the heat dissipation pipe 85 respectively penetrate the interior of the two air guide grooves 82, and the outer surfaces of the middle parts of the two heat dissipation pipes 85 are fixedly connected to the plurality of heat-absorbing copper plates 86. The upper and lower sides of the heat-absorbing copper plate 86 are provided with through guide grooves 87. The inner surface of the middle part of the heat dissipation tube 85 is fixedly connected to the semiconductor cooling plate 815. The top end of the semiconductor cooling plate 815 is located inside the cooling groove 83, and the bottom end of the semiconductor cooling plate 815 is located inside the heat dissipation tube 85. The heat dissipation mechanism 8 also includes a support frame 88, a motor 89, a rotating shaft 810, a first guide fan 811, a plurality of connecting columns 812, a rotating ring 813, and a second guide fan 814. The inner wall of the guide groove 82 on the front side is fixedly connected to the support frame 88. The middle part is fixedly connected to the motor 89, the output shaft of the motor 89 is fixedly connected to one end of the rotating shaft 810, the other end of the rotating shaft 810 extends into the interior of the heat dissipation pipe 85, the front side of the rotating shaft 810 is fixedly connected to the first fan guide 811, the rear side of the rotating shaft 810 is fixedly connected to four connecting columns 812, the ends of the four connecting columns 812 away from the rotating shaft 810 are fixedly connected to the rotating ring 813, the rotating ring 813 is rotatably connected to the heat dissipation pipe 85, and the outer surface of the rotating ring 813 is fixedly connected to the second fan guide 814.

[0066] When in use, the motor 89 is started, and the output shaft of the motor 89 drives the rotating shaft 810 to rotate, and the rotating shaft 810 drives the first guide fan 811 to rotate. At the same time, the rotating shaft 810 drives the four connecting columns 812 to rotate, and the connecting columns 812 drive the rotating ring 813 to rotate, thereby driving the second guide fan 814 to rotate, so that the air inside the device circulates in the cooling groove 83 and the guide groove 87, because the cooling surface of the semiconductor cooling sheet 815 is located inside the cooling groove 83, and the heat dissipation surface of the semiconductor cooling sheet 815 is located on the heat dissipation pipe The inside of 85 causes the heat-absorbing copper plate 86 and the semiconductor refrigeration sheet 815 to absorb heat and cool the air in the cooling groove 83. The cooled air enters the inside of the device from the connecting groove 831 to cool the inside of the device. The heat absorbed by the heat-absorbing copper plate 86 and the semiconductor refrigeration sheet 815 is transferred to the inside of the heat dissipation pipe 85. The rotation of the first fan 811 causes the external air to circulate in the air guide groove 82 and the heat dissipation pipe 85, and the heat inside the heat dissipation pipe 85 is discharged, thereby improving the heat dissipation effect of the fault diagnosis device and increasing the service life of the fault diagnosis device.

[0067] Embodiment 6: The basic content is the same as that of Example 1, except that the method of use comprises the following steps: The first step: first connect one end of the fault detection line 6 to the electromechanical device, and then insert the other end of the fault detection line 6 into the groove 512 to be electrically connected to the fault diagnosis box 1; Step 2: First start the fault diagnosis device, and then set the measurement range of the corresponding data and the threshold value for normal operation through the control panel 3 according to the different working states, uses and nominal power of the electromechanical equipment; Step 3: First, control the fault diagnosis box 1 through the control panel 3 to perform real-time measurement on the electromechanical equipment to be tested, and record the measurement data; Step 4: The fault diagnosis box 1 compares and judges the test results and measurement data with the set threshold value to obtain the test results; Step 5: First analyze the test results of the fault diagnosis box 1, find out the problems of the electromechanical equipment, analyze the cause of the fault, and then perform timely maintenance on the fault point. After the fault is eliminated, perform a secondary test.

[0068] The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment. Any equivalent modifications or changes made by ordinary technicians in this field based on the contents disclosed by the present invention should be included in the protection scope recorded in the claims.

Claims

1. A fault diagnosis device, characterized in that: The fault diagnosis device comprises a fault diagnosis box (1), a control panel (3), a connection socket (5), a fault detection line (6), a plurality of anti-fall mechanisms (7), and a heat dissipation mechanism (8); The connecting socket (5) comprises a plug-in sleeve (51), a first sliding groove (511), an insertion groove (512), two tightening posts (52), two sliding top plates (53), two first springs (54), two second sliding grooves (531), two rotating posts (55), two rotating disks (56), and two rotating baffles (57); an insertion groove (512) is provided on the upper side of one side of the plug-in sleeve (51); a first sliding groove (511) is provided on the inner surface of the plug-in sleeve (51) near the insertion groove (512); the interior of the first sliding groove (511) is slidably connected to the two tightening posts (52); one end of each tightening post (52) is a hemispherical surface; the other end of each tightening post (52) is a hemispherical surface. One end is fixedly connected to one side of the sliding top plate (53), the other side of the sliding top plate (53) is fixedly connected to one end of the first spring (54), the other end of the first spring (54) is fixedly connected to the inner wall of the first sliding groove (511), and the hemispherical surfaces of the two tightening columns (52) are in contact with each other; a through second sliding groove (531) is provided inside each of the sliding top plates (53), the rotating column (55) passes through the second sliding groove (531) and is fixedly connected to the rotating disk (56), the rotating disk (56) is movably connected to one side of the second sliding groove (531), a rotating baffle (57) is provided on the rear side of the rotating disk (56), and the side edges of the two rotating baffles (57) are in contact with each other; A control panel (3) is provided on the right side of the top surface of the fault diagnosis box (1); the left side of the fault diagnosis box (1) is fixedly connected to a side of the plug-in sleeve (51) having an insertion groove (512); a fault detection line (6) is slidably plugged into the insertion groove (512); anti-fall mechanisms (7) are provided at the four corners of the fault diagnosis box (1); the lower part of the interior of the fault diagnosis box (1) is fixedly connected to a heat dissipation mechanism (8); and the heat dissipation mechanism (8) runs through the interior of the fault diagnosis box (1) from front to back.

2. A fault diagnosis device according to claim 1, characterized in that: Each of the rotating baffles (57) comprises a rotating plate (571), a guide slide plate (572), a connecting slide block (573), a second spring (574), and a third sliding groove (575); A third sliding groove (575) is provided at the lower left side of the rotating plate (571); the top of the inner wall of the third sliding groove (575) is fixedly connected to the top of the guide slide plate (572); the second spring (574) is sleeved on the outer surface of the guide slide plate (572); the bottom of the second spring (574) is fixedly connected to the top of the connecting slide block (573); one side of the connecting slide block (573) is fixedly connected to the rotating disk (56); and the top of the connecting slide block (573) is in contact with the bottom of the guide slide plate (572).

3. A fault diagnosis device according to claim 2, characterized in that: The fault diagnosis device also includes a box cover (2) and a placement slot (4); The box cover (2) is rotatably connected to the top rear side of the fault diagnosis box (1), and anti-fall mechanisms (7) are provided at the four corners of the box cover (2); The top left side of the fault diagnosis box (1) is provided with a placement slot (4).

4. A fault diagnosis device according to claim 1, characterized in that: The anti-fall mechanism (7) comprises three rubber angle plates (71), a plurality of limit sliding grooves (72), a plurality of sliding blocks (73), a plurality of third springs (74), a plurality of extrusion columns (75), a plurality of sliding pressure plates (76), and a plurality of fourth springs (77); A limiting slide groove (72) is provided on the inner surface of each face of the three-sided rubber angle plate (71); the interior of each limiting slide groove (72) is slidably connected to a sliding block (73); the outer surface of the sliding block (73) is fixedly connected to one end of a plurality of third springs (74); the plurality of third springs (74) are distributed in a ring array; the other end of the third spring (74) is fixedly connected to the inner wall of the limiting slide groove (72); one side of the sliding block (73) is fixedly connected to one end of an extrusion column (75); the other end of the extrusion column (75) is fixedly connected to one side of a sliding pressure plate (76); the other side of the sliding pressure plate (76) is fixedly connected to one end of a fourth spring (77).

5. A fault diagnosis device according to claim 4, characterized in that: A plurality of fourth sliding grooves (11) are provided inside the four corners of the fault diagnosis box (1); The three-sided rubber angle plate (71) is arranged on the outer surface of the fault diagnosis box (1), the fourth sliding groove (11) corresponds to the position of the limiting sliding groove (72), the cross-sectional dimension of the extrusion column (75) is smaller than the cross-sectional dimension of the fourth sliding groove (11), the sliding pressure plate (76) is slidably connected to the fourth sliding groove (11), and the other end of the fourth spring (77) is fixedly connected to the top of the inner wall of the fourth sliding groove (11).

6. A fault diagnosis device according to claim 4, characterized in that: A plurality of fifth sliding grooves (21) are provided inside the four corners of the box cover (2); The three-sided rubber angle plate (71) is arranged on the outer surface of the box cover (2), the fifth sliding groove (21) corresponds to the position of the limiting sliding groove (72), the cross-sectional dimension of the extrusion column (75) is smaller than the cross-sectional dimension of the fifth sliding groove (21), the sliding pressure plate (76) is slidably connected to the fifth sliding groove (21), and the other end of the fourth spring (77) is fixedly connected to the top of the inner wall of the fifth sliding groove (21).

7. A fault diagnosis device according to any one of claims 1 to 6, characterized in that: The heat dissipation mechanism (8) comprises a heat dissipation box (81), two air guide grooves (82), a cooling groove (83), a plurality of connecting grooves (831), and a plurality of dustproof nets (84); The heat dissipation box (81) is provided with air guide grooves (82) on both the front and rear sides thereof, the heat dissipation box (81) is provided with a cooling groove (83) in the middle thereof, two connecting grooves (831) are provided above the inner surface of the cooling groove (83), and dustproof nets (84) are symmetrically installed on two opposite side surfaces of the heat dissipation box (81); The heat dissipation box (81) passes through the lower interior of the fault diagnosis box (1) and is fixedly connected to the fault diagnosis box (1); the two side surfaces of the heat dissipation box (81) on which the dustproof net (84) is installed are located on the side surfaces of the fault diagnosis box (1).

8. A fault diagnosis device according to claim 7, characterized in that: The heat dissipation mechanism (8) further comprises a plurality of heat dissipation pipes (85), a plurality of heat-absorbing copper plates (86), a guide groove (87), and a semiconductor cooling sheet (815); The front portion of the heat dissipation pipe (85) is fixedly connected to one side of the inner surface of the cooling groove (83); the rear portion of the heat dissipation pipe (85) passes through the middle portions of a plurality of heat-absorbing copper plates (86) and is fixedly connected to the other side of the inner surface of the cooling groove (83); the front and rear ends of the heat dissipation pipe (85) respectively pass through the interior of the two air guide grooves (82); the outer surfaces of the middle portions of the two heat dissipation pipes (85) are fixedly connected to the plurality of heat-absorbing copper plates (86); each of the heat-absorbing copper plates (86) is provided with a through flow guide groove (87) on both upper and lower sides; the inner surface of the middle portion of the heat dissipation pipe (85) is fixedly connected to a semiconductor cooling plate (815); the top end of the semiconductor cooling plate (815) is located inside the cooling groove (83); and the bottom end of the semiconductor cooling plate (815) is located inside the heat dissipation pipe (85).

9. A fault diagnosis device according to claim 8, characterized in that: The heat dissipation mechanism (8) further comprises a support frame (88), a motor (89), a rotating shaft (810), a first fan guide (811), a plurality of connecting columns (812), a rotating ring (813), and a second fan guide (814); The inner wall of the air guide groove (82) located at the front side is fixedly connected to the support frame (88), the middle part of the support frame (88) is fixedly connected to the motor (89), the output shaft of the motor (89) is fixedly connected to one end of the rotating shaft (810), the other end of the rotating shaft (810) extends into the interior of the heat dissipation pipe (85), the front side of the rotating shaft (810) is fixedly connected to the first air guide fan (811), the rear side of the rotating shaft (810) is fixedly connected to four connecting columns (812), one end of the four connecting columns (812) away from the rotating shaft (810) is fixedly connected to a rotating ring (813), the rotating ring (813) is rotatably connected to the heat dissipation pipe (85), and the outer surface of the rotating ring (813) is fixedly connected to the second air guide fan (814).

10. A method for using the fault diagnosis device according to claim 1, characterized in that: The method of use comprises the following steps: The first step is to first connect one end of the fault detection line (6) to the electromechanical device, and then insert the other end of the fault detection line (6) into the groove (512) to be electrically connected to the fault diagnosis box (1); Step 2: First, start the fault diagnosis device, and then set the measurement range of the corresponding data and the threshold value for normal operation through the control panel (3) according to the different working conditions, applications and nominal power of the electromechanical equipment; Step 3: First, the fault diagnosis box (1) is controlled by the control panel (3) to perform real-time measurement on the electromechanical equipment to be tested, and the measurement data is recorded; Step 4: The fault diagnosis box (1) compares and judges the test results and measurement data with the set threshold value to obtain the test results; Step 5: First, analyze the test results of the fault diagnosis box (1) and find out the problems of the electromechanical equipment, analyze the cause of the fault, and then perform timely maintenance on the fault point. After the fault is eliminated, perform a secondary test.

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