CN111173768B - Novel fault detection device of axial flow fan - Google Patents
Novel fault detection device of axial flow fan Download PDFInfo
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- CN111173768B CN111173768B CN202010124011.6A CN202010124011A CN111173768B CN 111173768 B CN111173768 B CN 111173768B CN 202010124011 A CN202010124011 A CN 202010124011A CN 111173768 B CN111173768 B CN 111173768B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
Abstract
The invention discloses a fault detection device of a novel axial flow fan, which comprises a box body and material carrying plates, wherein a first opening is formed in the box body, a connecting shaft is arranged on the inner wall of the first opening, a connecting sleeve is sleeved on the connecting shaft, a first connecting block is arranged on the connecting sleeve, the material carrying plates are arranged on the first connecting block, the material carrying plates are divided into two groups and are respectively arranged on two sides of the connecting sleeve, a first baffle plate is arranged on the connecting sleeve, a first movable cavity is formed in the side wall of the box body, and a second baffle plate is arranged in the first movable cavity; a vibration sensor and a temperature sensor are arranged in the box body, and a first push plate capable of moving horizontally is also arranged in the box body; the top of the box body is provided with a driving motor for driving the connecting sleeve to rotate, and the driving motor can drive the second baffle to move along the inner wall of the first movable cavity.
Description
Technical Field
The invention belongs to the technical field of fans, and particularly relates to a novel fault detection device of an axial flow fan.
Background
The axial flow fan has a very wide application, namely, the axial flow fan and the fan blade have the same direction of air flow, such as an electric fan, and an air conditioner outer machine fan is an axial flow type running fan. The "axial flow" is so called because the gas flows parallel to the fan axis. Axial flow fans are typically used in applications where flow requirements are high and pressure requirements are low. The axial fan fixes the position and moves the air. The axial flow fan mainly comprises a fan impeller and a casing, and is simple in structure but high in data requirement.
The axial flow fan needs to be subjected to performance testing before leaving a factory, a finished product meeting requirements is obtained through testing various indexes of the axial flow fan, the fault types of the axial flow fan are various, a single detection device can only detect a single index of the axial flow fan, the axial flow fan needs to be placed in a plurality of detection devices for detection, the axial flow fan is easy to damage in the carrying process, and meanwhile, the machining efficiency of the axial flow fan is slowed down.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the novel fault detection device of the axial flow fan, which is convenient to use.
In order to achieve the purpose, the invention adopts the following technical scheme: a fault detection device of a novel axial flow fan comprises a box body and material carrying plates, wherein a first opening is formed in the box body, a connecting shaft is arranged on the inner wall of the first opening, a connecting sleeve is sleeved on the connecting shaft, a first connecting block is arranged on the connecting sleeve, the material carrying plates are arranged on the first connecting block and are divided into two groups which are respectively arranged on two sides of the connecting sleeve, a first baffle is arranged on the connecting sleeve, a first movable cavity is formed in the side wall of the box body, and a second baffle is arranged in the first movable cavity; a vibration sensor and a temperature sensor are arranged in the box body, and a first push plate capable of moving horizontally is also arranged in the box body; the top of the box body is provided with a driving motor for driving the connecting sleeve to rotate, and the driving motor can drive the second baffle to move along the inner wall of the first movable cavity; when the fan is detected, the fan is placed on a material carrying plate positioned on the outer side of the box body, the fan is fixed, the connecting sleeve is driven by the driving motor to rotate, the material carrying plate with the fan is transferred into the box body, and the material carrying plate without the fan is transferred out of the box body, so that the next fan is placed on the material carrying plate; the mounting operation of the fan is arranged on the outer side of the box body through the alternate work of the two material carrying plates, so that the fan is prevented from colliding with the inner wall of the box body when being mounted, the mounting difficulty of the fan is reduced, meanwhile, the mounting of the second fan is completed when the first fan performs detection, the detection operation of the fan is continuously performed, the continuity of the operation of equipment is ensured, and the processing efficiency of the fan is improved; after the fan enters the box body along with the material carrying plate, the driving motor drives the second baffle plate to move along the inner wall of the first movable cavity, the second baffle plate moves out of the first movable cavity, the second baffle plate and the first baffle plate are matched with each other to seal the first opening, a sealed environment is formed in the box body, the fan operates in the box body, heat and vibration generated during the operation of the fan are monitored under the action of the vibration sensor and the temperature sensor, airflow blown out by the fan impacts the first push plate, the air volume of the fan is detected through the movement of the first push plate, so that multiple indexes of the fan can be detected, the fan does not need to be carried on multiple detection devices, and the fan is prevented from being damaged in the carrying process; seal first opening under first baffle and the cooperation of second baffle, avoid the heat and the amount of wind that the fan produced to spill from first opening part to provide more accurate detection data to each item index of fan, guarantee fan finished product quality.
A first connecting pipe is arranged at the bottom of the box body, a first connecting rod penetrates through the first connecting pipe, a first limiting plate is arranged at one end of the first connecting rod, a first fixing spring is arranged at the other end of the first connecting rod, a second connecting block is arranged at the other end of the first fixing spring, and a fixing block is arranged on the second connecting block; a first liquid storage cavity communicated with the first connecting pipe is arranged at the bottom of the box body; after the fan was placed on carrying the flitch, driving motor drive adapter sleeve rotated, it moves the fan and enters into the box to carry the flitch, hydraulic oil in the first stock solution intracavity enters into first connecting pipe, hydraulic oil promotes the head rod and stretches out from first connecting pipe, the fixed block contacts with the fan lateral wall, increase the contact effect of fixed block and fan under first fixed spring effect, simultaneously under first fixed spring effect, the vibrations absorption that produce the fan during operation, so that transmit the vibrations of fan to the shock sensor, promote the precision that the shock sensor detected the fan vibrations.
A second connecting pipe is arranged at the top of the box body, a second connecting rod penetrates through the second connecting pipe, one end of the second connecting rod is provided with a second limiting plate, the other end of the second connecting rod is provided with a second fixing spring, the other end of the second fixing spring is provided with a third connecting block, the third connecting block is provided with a fixing ring, and the vibration sensor and the temperature sensor are both arranged on the fixing ring; the top of the box body is provided with a second liquid storage cavity communicated with the second connecting pipe; after the material carrying plate drives the fans to enter the box body together, hydraulic oil in the first liquid storage cavity enters the first connecting pipe, hydraulic oil in the second liquid storage cavity enters the second connecting pipe, the first connecting rod and the second connecting rod respectively extend out of the first connecting pipe and the second connecting pipe, the fixing block and the fixing ring are respectively contacted with the side wall of the fan, and the fan is fixed between the fixing block and the fixing ring so as to expand vibration generated during the operation of the fan and more effectively transmit the vibration of the fan to the vibration sensor; the vibration sensor and the temperature sensor are arranged on the fixing ring, so that the sensor is prevented from being damaged by vibration generated during the working of the fan, the fan cannot directly collide with the sensor during vibration, and the sensor is protected.
The material carrying plate is provided with a cavity, gas is filled in the cavity, the top of the cavity is provided with a partition plate, the partition plate is made of elastic materials, the top of the material carrying plate is provided with a third baffle and a fourth baffle, and the fourth baffle is provided with a positioning assembly; after the fan is arranged on the material carrying plate, the fan is arranged on the partition plate, the surface of the partition plate is deformed under the action of the gravity of the fan, the middle part of the partition plate is sunken downwards to form a groove, the fan is embedded in the groove formed by the partition plate, the fan is fixed on the material carrying plate, the matching effect of the fan and the material carrying plate is improved, and the fan is prevented from falling off the material carrying plate; the third baffle and the fourth baffle mutually support and provide further guarantee for the fan, avoid making the fan drop from carrying the flitch because of misoperation, play good guard action to the fan.
The fourth baffle plate is provided with a first through hole, the positioning assembly comprises a first connecting plate arranged in the first through hole in a penetrating manner, a positioning spring arranged on the first connecting plate and a positioning block arranged at one end of the positioning spring, the bottom of the first connecting plate is movably connected with a third connecting rod, the material carrying plate is provided with a first movable groove matched with the third connecting rod, and the partition plate is provided with a groove matched with the third connecting rod; when the fan is placed on the material carrying plate, the fan is placed on the third connecting rod, the third connecting rod is enabled to rotate around the connecting point under the action of the gravity of the fan, the third connecting rod pulls the first connecting rod to move towards the middle of the material carrying plate, the distance between the positioning block and the fan is shortened, the positioning block is in contact with the surface of the fan, the fan is fixed at the middle position of the material carrying plate under the action of the positioning block, the fixing block and the fixing ring are better matched with the fan, and the fan is fixed under the matching of the fixing block and the fixing ring; under the arrangement of the groove, a reserved space is provided for the third connecting rod, so that the top surface of the third connecting rod and the top surface of the partition plate are positioned on the same plane, and the unstable bottom surface of the fan caused by the fact that the top surface of the third connecting rod is higher than the top surface of the partition plate is avoided; the first movable groove provides a reserved space for the third connecting rod to rotate, so that the third connecting rod has enough space to move, the first connecting plate is driven to move under the action of the third connecting rod, and the fixing effect of the positioning block on the fan is improved.
A second movable groove is formed in the top of the box body, a movable plate is arranged in the second movable groove, a through cavity communicated with the second movable groove is formed above the connecting shaft, the connecting sleeve is arranged in the through cavity in a penetrating mode, a second movable cavity is formed in the movable plate, a first driving wheel and a second driving wheel are arranged in the second movable cavity, the driving motor is arranged on the movable plate, a transmission groove is formed in the first driving wheel, and an output shaft of the driving motor is inserted into the transmission groove; after the fan is placed on the material carrying plate, the driving motor drives the first driving wheel to rotate, the second driving wheel is in contact with the side wall of the connecting sleeve to drive the connecting sleeve to rotate, the material carrying plate rotates along with the connecting sleeve, and the material carrying plate provided with the fan is transferred into the box body so as to detect the fan; then the movable plate moves in the second movable groove, the movable plate moves to the other end of the second movable groove, the second baffle is driven to move along the inner wall of the first movable cavity under the action of the driving motor, the second baffle extends out of the first movable cavity to be matched with the first baffle, the first opening is sealed, the box body forms a sealed environment, and the accuracy of fan detection is improved.
Be equipped with equipment box 31 on the fly leaf, be equipped with the apron on the equipment box, the apron passes through threaded connection on the equipment box, and driving motor locates in the equipment box, under the mutually supporting of apron and equipment box, can be convenient pull out driving motor from the equipment box, reduce the maintenance cost to driving motor.
A third movable groove is formed in the top of the first movable cavity, a pushing block matched with the third movable groove is arranged at the top of the second baffle, a first rotating roller and a second rotating roller are arranged at the top of the box body, a transmission belt is sleeved on the first rotating roller and the second rotating roller, and a second opening matched with the pushing block is formed in the transmission belt; after the driving motor moves to the other end of the second movable groove, the driving motor and the first rotating roller form transmission fit, the driving belt is driven to rotate under the action of the driving motor, and the driving belt drives the push block to move together when rotating under the mutual fit of the second opening and the push block, so that power is provided for the movement of the second baffle plate, and the second baffle plate is normally moved out of the first movable cavity; the third activity groove top is arranged in to the drive belt, seals the third activity groove under the drive belt effect, plays the sealed effect to the third activity groove, avoids air current and heat in the box to spill from the third activity inslot, guarantees the accuracy of detection data.
A third movable cavity is formed in the top of the box body, a third driving wheel is arranged in the third movable cavity, a fourth movable cavity communicated with the third movable cavity is arranged on one side of the third movable cavity, a third connecting rod is arranged on the first rotating roller and penetrates through the fourth movable cavity, a fourth driving wheel matched with the third driving wheel is arranged at the bottom of the third connecting rod, and a fifth driving wheel matched with the third driving wheel is arranged in the second movable cavity; after the movable plate moves to the other end of the second movable groove, the fifth driving wheel is in contact with the third driving wheel, the fifth driving wheel drives the third driving wheel to rotate, the third driving wheel transmits power to the fourth driving wheel, and the first rotating roller rotates along with the fourth driving wheel to provide power for the driving belt, so that the second baffle is driven to move in the first movable cavity under the action of the driving belt, and a sealed environment of the box body is formed.
A fourth movable groove is formed in the first driving wheel, a connecting spring is arranged in the fourth movable groove, a driving ring is arranged at the bottom of the connecting spring and made of ferromagnetic materials, an electromagnet is arranged at the bottom of the second movable groove, a fifth movable cavity and a sixth movable cavity are respectively arranged on the inner walls of the two sides of the second movable groove, a driving rack matched with the driving ring is arranged in the fifth movable cavity, and a roller matched with the driving ring is arranged in the sixth movable cavity; after the fan is placed on the material carrying plate, the driving motor drives the first driving wheel to rotate, the first driving wheel drives the connecting sleeve to rotate, the material carrying plate provided with the fan is transferred into the box body, when the material carrying plate enters the box body, the electromagnet is electrified to generate magnetic force, the driving ring moves downwards under the action of the magnetic force, the driving ring is contacted with the bottom surface of the second movable groove, the side wall of the driving ring is contacted with the driving rack, and under the mutual matching of the driving rack and the driving ring, the movable plate can move in the second movable groove to provide power for the movement of the movable plate; the transmission ring is normally rotated under the arrangement of the roller, so that the transmission ring and the transmission rack are mutually matched, and the moving stability of the movable plate is ensured; under the cooperation of the transmission ring and the electromagnet, the driving motor drives the movable plate to move while transmitting the connecting sleeve and the second baffle, so that the function of the driving motor is maximized, the weight of the top of the box body is reduced, and the use reliability of the detection device is improved.
A fifth movable groove is formed in the inner wall of the box body, a sliding block matched with the fifth movable groove is arranged on the side wall of the first push plate, and a supporting spring is arranged on the side wall of the sliding block; a second through hole is formed in one end of the fifth movable groove, a gas storage cavity is formed in one end of the second through hole, a fourth connecting rod is arranged on the sliding block and penetrates through the gas storage cavity, and a second push plate is arranged at one end of the fourth connecting rod; a resistance adjusting component is arranged in the gas storage cavity; under the action of the resistance adjusting assembly, the force for driving the first push plate to move is adjusted, so that the detection device can detect fans with different wind forces, and the application range of the detection device is enlarged; when doing the detection to the fan, fan work forms the air current in the box, and the air current directly strikes on first push pedal, promotes first push pedal and removes in the box under the air current effect, and first push pedal drives the second push pedal and removes, with the air current propelling movement to the gas storage chamber other end in the gas storage chamber, makes first push pedal receive certain resistance when removing, does effective test to the air current that the fan produced.
The invention has the following advantages: under the mutual matching of the temperature sensor, the vibration sensor and the first push plate, a plurality of indexes of the fan can be conveniently detected, the fan does not need to be transported on a plurality of detection devices, and the fan is prevented from being damaged in the transporting process; through the alternative work of two year flitchs, arrange the installation operation of fan in the box outside and go on, produce the collision with the box inner wall when avoiding the fan installation, reduce the fan installation degree of difficulty, accomplish the installation of second fan promptly when the detection is done to first fan simultaneously, make the detection operation of fan continuously go on, guarantee the continuation of equipment operation, promote fan machining efficiency.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a cross-sectional view taken along a-a in fig. 2.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Fig. 5 is an enlarged view of fig. 3 at B.
Fig. 6 is a cross-sectional view taken along T-T in fig. 2.
Fig. 7 is an enlarged view of fig. 6 at C.
Fig. 8 is an enlarged view taken along S-S in fig. 2.
Fig. 9 is an enlarged view of fig. 8 at D.
Fig. 10 is a left side view of the present invention.
Fig. 11 is a cross-sectional view taken along line B-B of fig. 10.
Fig. 12 is an enlarged view of fig. 11 at E.
Fig. 13 is an enlarged view of fig. 11 at F.
Fig. 14 is a cross-sectional view taken along line C-C of fig. 10.
Fig. 15 is an enlarged view at G in fig. 14.
Fig. 16 is an enlarged view of fig. 14 at H.
Fig. 17 is a right side view of the present invention.
Fig. 18 is a cross-sectional view taken along line Q-Q of fig. 17.
Fig. 19 is an enlarged view at I in fig. 18.
Fig. 20 is an enlarged view at J in fig. 18.
Fig. 21 is an enlarged view at K in fig. 18.
Fig. 22 is an enlarged view at L in fig. 18.
Fig. 23 is an enlarged view of fig. 18 at M.
Detailed Description
As shown in fig. 1 to 23, a novel fault detection device for an axial flow fan includes a box body 1 and material carrying plates 22, wherein a first opening is formed in the box body 1, a connecting shaft 11 is arranged on the inner wall of the first opening, a connecting sleeve 2 is sleeved on the connecting shaft 11, a first connecting block is arranged on the connecting sleeve 2, the material carrying plates 22 are arranged on the first connecting block, two sets of the material carrying plates 22 are arranged on two sides of the connecting sleeve 2 respectively, a first baffle 21 is arranged on the connecting sleeve 2, a first movable cavity is formed in the side wall of the box body 1, and a second baffle 15 is arranged in the first movable cavity; a vibration sensor and a temperature sensor are arranged in the box body 1, and a first push plate 16 capable of moving horizontally is also arranged in the box body 1; the top of the box body 1 is provided with a driving motor 311 for driving the connecting sleeve 2 to rotate, and the driving motor 311 can drive the second baffle 15 to move along the inner wall of the first movable cavity; the material carrying plate is provided with a necessary electric connecting device, and the electric connecting device is in the prior art; when the fan is detected, the fan is placed on a material carrying plate positioned on the outer side of the box body, the fan is fixed, the connecting sleeve is driven by the driving motor to rotate, the material carrying plate with the fan is transferred into the box body, and the material carrying plate without the fan is transferred out of the box body, so that the next fan is placed on the material carrying plate; the mounting operation of the fan is arranged on the outer side of the box body through the alternate work of the two material carrying plates, so that the fan is prevented from colliding with the inner wall of the box body when being mounted, the mounting difficulty of the fan is reduced, meanwhile, the mounting of the second fan is completed when the first fan performs detection, the detection operation of the fan is continuously performed, the continuity of the operation of equipment is ensured, and the processing efficiency of the fan is improved; after the fan enters the box body along with the material carrying plate, the driving motor drives the second baffle plate to move along the inner wall of the first movable cavity, the second baffle plate moves out of the first movable cavity, the second baffle plate and the first baffle plate are matched with each other to seal the first opening, a sealed environment is formed in the box body, the fan operates in the box body, heat and vibration generated during the operation of the fan are monitored under the action of the vibration sensor and the temperature sensor, airflow blown out by the fan impacts the first push plate, the air volume of the fan is detected through the movement of the first push plate, so that multiple indexes of the fan can be detected, the fan does not need to be carried on multiple detection devices, and the fan is prevented from being damaged in the carrying process; seal first opening under first baffle and the cooperation of second baffle, avoid the heat and the amount of wind that the fan produced to spill from first opening part to provide more accurate detection data to each item index of fan, guarantee fan finished product quality.
As shown in fig. 5, a first connecting pipe 14 is arranged at the bottom of the box body 1, a first connecting rod 141 penetrates through the first connecting pipe 14, one end of the first connecting rod 141 is provided with a first limiting plate, the other end of the first connecting rod is provided with a first fixing spring 142, the other end of the first fixing spring 142 is provided with a second connecting block 143, and the second connecting block 143 is provided with a fixing block 144; a first liquid storage cavity communicated with the first connecting pipe 14 is arranged at the bottom of the box body 1; after the fan was placed on carrying the flitch, driving motor drive adapter sleeve rotated, it moves the fan and enters into the box to carry the flitch, hydraulic oil in the first stock solution intracavity enters into first connecting pipe, hydraulic oil promotes the head rod and stretches out from first connecting pipe, the fixed block contacts with the fan lateral wall, increase the contact effect of fixed block and fan under first fixed spring effect, simultaneously under first fixed spring effect, the vibrations absorption that produce the fan during operation, so that transmit the vibrations of fan to the shock sensor, promote the precision that the shock sensor detected the fan vibrations.
As shown in fig. 4, a second connecting pipe 13 is arranged at the top of the box body 1, a second connecting rod 131 penetrates through the second connecting pipe 13, a second limiting plate is arranged at one end of the second connecting rod 131, a second fixing spring 132 is arranged at the other end of the second connecting rod 131, a third connecting block 133 is arranged at the other end of the second fixing spring 132, a fixing ring 134 is arranged on the third connecting block 133, and the vibration sensor and the temperature sensor are both arranged on the fixing ring 134; a second liquid storage cavity communicated with the second connecting pipe 13 is formed in the top of the box body 1; after the material carrying plate drives the fans to enter the box body together, hydraulic oil in the first liquid storage cavity enters the first connecting pipe, hydraulic oil in the second liquid storage cavity enters the second connecting pipe, the first connecting rod and the second connecting rod respectively extend out of the first connecting pipe and the second connecting pipe, the fixing block and the fixing ring are respectively contacted with the side wall of the fan, and the fan is fixed between the fixing block and the fixing ring so as to expand vibration generated during the operation of the fan and more effectively transmit the vibration of the fan to the vibration sensor; the vibration sensor and the temperature sensor are arranged on the fixing ring, so that the sensor is prevented from being damaged by vibration generated during the working of the fan, the fan cannot directly collide with the sensor during vibration, and the sensor is protected.
The first connecting pipe and the second connecting pipe are obliquely arranged, so that the contact effect of the fixed block with the fixed ring and the side wall of the fan is improved, and meanwhile, the connecting sleeve is prevented from colliding with the connecting pipe when driving the material carrying plate to rotate, and the connecting pipe is protected; the first stock solution chamber and the second stock solution intracavity are equipped with the oil pump, so that the hydraulic oil pump with the stock solution intracavity is gone into in the connecting tube under the oil pump effect.
As shown in fig. 6 and 7, a cavity is formed in the material carrying plate 22, gas is filled in the cavity, a partition plate 23 is arranged at the top of the cavity, the partition plate 23 is made of an elastic material, a third baffle plate and a fourth baffle plate 24 are arranged at the top of the material carrying plate 22, and a positioning assembly is arranged on the fourth baffle plate 24; after the fan is arranged on the material carrying plate, the fan is arranged on the partition plate, the surface of the partition plate is deformed under the action of the gravity of the fan, the middle part of the partition plate is sunken downwards to form a groove, the fan is embedded in the groove formed by the partition plate, the fan is fixed on the material carrying plate, the matching effect of the fan and the material carrying plate is improved, and the fan is prevented from falling off the material carrying plate; the third baffle and the fourth baffle mutually support and provide further guarantee for the fan, avoid making the fan drop from carrying the flitch because of misoperation, play good guard action to the fan.
As shown in fig. 7, a first through hole is formed in the fourth baffle 24, the positioning assembly includes a first connecting plate 241 inserted into the first through hole, a positioning spring 242 disposed on the first connecting plate 241, and a positioning block 243 disposed at one end of the positioning spring 242, a third connecting rod 244 is movably connected to the bottom of the first connecting plate 241, a first movable groove matched with the third connecting rod 244 is formed in the material carrying plate 22, and a groove matched with the third connecting rod 244 is formed in the partition plate 23; when the fan is placed on the material carrying plate, the fan is placed on the third connecting rod, the third connecting rod is enabled to rotate around the connecting point under the action of the gravity of the fan, the third connecting rod pulls the first connecting rod to move towards the middle of the material carrying plate, the distance between the positioning block and the fan is shortened, the positioning block is in contact with the surface of the fan, the fan is fixed at the middle position of the material carrying plate under the action of the positioning block, the fixing block and the fixing ring are better matched with the fan, and the fan is fixed under the matching of the fixing block and the fixing ring; under the arrangement of the groove, a reserved space is provided for the third connecting rod, so that the top surface of the third connecting rod and the top surface of the partition plate are positioned on the same plane, and the unstable bottom surface of the fan caused by the fact that the top surface of the third connecting rod is higher than the top surface of the partition plate is avoided; the first movable groove provides a reserved space for the third connecting rod to rotate, so that the third connecting rod has enough space to move, the first connecting plate is driven to move under the action of the third connecting rod, and the fixing effect of the positioning block on the fan is improved.
As shown in fig. 11 and 12, a second movable groove is formed in the top of the box body 1, a movable plate 3 is arranged in the second movable groove, a through cavity communicated with the second movable groove is formed above the connecting shaft 11, the connecting sleeve 2 is inserted into the through cavity, a second movable cavity is formed in the movable plate 3, a first driving wheel 32 and a second driving wheel 33 are arranged in the second movable cavity, the driving motor 311 is arranged on the movable plate 3, a transmission groove is formed in the first driving wheel 32, and an output shaft of the driving motor 311 is inserted into the transmission groove; after the fan is placed on the material carrying plate, the driving motor drives the first driving wheel to rotate, the second driving wheel is in contact with the side wall of the connecting sleeve to drive the connecting sleeve to rotate, the material carrying plate rotates along with the connecting sleeve, and the material carrying plate provided with the fan is transferred into the box body so as to detect the fan; then the movable plate moves in the second movable groove, the movable plate moves to the other end of the second movable groove, the second baffle is driven to move along the inner wall of the first movable cavity under the action of the driving motor, the second baffle extends out of the first movable cavity to be matched with the first baffle, the first opening is sealed, the box body forms a sealed environment, and the accuracy of fan detection is improved.
As shown in fig. 15 and 16, a third movable groove is formed in the top of the first movable cavity, a pushing block 151 matched with the third movable groove is arranged at the top of the second baffle 15, a first rotating roller 17 and a second rotating roller 18 are arranged at the top of the box body 1, a transmission belt 19 is sleeved on the first rotating roller 17 and the second rotating roller 18, and a second opening matched with the pushing block 151 is formed in the transmission belt 19; after the driving motor moves to the other end of the second movable groove, the driving motor and the first rotating roller form transmission fit, the driving belt is driven to rotate under the action of the driving motor, and the driving belt drives the push block to move together when rotating under the mutual fit of the second opening and the push block, so that power is provided for the movement of the second baffle plate, and the second baffle plate is normally moved out of the first movable cavity; the third activity groove top is arranged in to the drive belt, seals the third activity groove under the drive belt effect, plays the sealed effect to the third activity groove, avoids air current and heat in the box to spill from the third activity inslot, guarantees the accuracy of detection data.
As shown in fig. 11 and 12, a third movable cavity is arranged at the top of the box body 1, a third driving wheel 34 is arranged in the third movable cavity, a fourth movable cavity communicated with the third movable cavity is arranged at one side of the third movable cavity, a third connecting rod is arranged on the first rotating roller 17 and penetrates through the fourth movable cavity, a fourth driving wheel 171 matched with the third driving wheel 170 is arranged at the bottom of the third connecting rod, and a fifth driving wheel 34 matched with the third driving wheel 170 is arranged in the second movable cavity; after the movable plate moves to the other end of the second movable groove, the fifth driving wheel is in contact with the third driving wheel, the fifth driving wheel drives the third driving wheel to rotate, the third driving wheel transmits power to the fourth driving wheel, and the first rotating roller rotates along with the fourth driving wheel to provide power for the driving belt, so that the second baffle is driven to move in the first movable cavity under the action of the driving belt, and a sealed environment of the box body is formed.
As shown in fig. 12, a fourth movable groove is formed in the first driving wheel 32, a connecting spring 322 is arranged in the fourth movable groove, a driving ring 321 is arranged at the bottom of the connecting spring 322, the driving ring 321 is made of ferromagnetic material, an electromagnet 110 is arranged at the bottom of the second movable groove, a fifth movable cavity and a sixth movable cavity are respectively arranged on the inner walls of the two sides of the second movable groove, a driving rack 120 matched with the driving ring 321 is arranged in the fifth movable cavity, and a roller 160 matched with the driving ring 321 is arranged in the sixth movable cavity; after the fan is placed on the material carrying plate, the driving motor drives the first driving wheel to rotate, the first driving wheel drives the connecting sleeve to rotate, the material carrying plate provided with the fan is transferred into the box body, when the material carrying plate enters the box body, the electromagnet is electrified to generate magnetic force, the driving ring moves downwards under the action of the magnetic force, the driving ring is contacted with the bottom surface of the second movable groove, the side wall of the driving ring is contacted with the driving rack, and under the mutual matching of the driving rack and the driving ring, the movable plate can move in the second movable groove to provide power for the movement of the movable plate; the transmission ring is normally rotated under the arrangement of the roller, so that the transmission ring and the transmission rack are mutually matched, and the moving stability of the movable plate is ensured; under the cooperation of the transmission ring and the electromagnet, the driving motor drives the movable plate to move while transmitting the connecting sleeve and the second baffle, so that the function of the driving motor is maximized, the weight of the top of the box body is reduced, and the use reliability of the detection device is improved.
As shown in fig. 11 and 22, a fifth movable groove is formed in the inner wall of the box body 1, a sliding block 161 which is matched with the fifth movable groove is arranged on the side wall of the first push plate 16, and a supporting spring 164 is arranged on the side wall of the sliding block 161; a second through hole is formed in one end of the fifth movable groove, an air storage cavity is formed in one end of the second through hole, a fourth connecting rod 162 is arranged on the sliding block 161, the fourth connecting rod 162 penetrates through the air storage cavity, and a second push plate 163 is arranged at one end of the fourth connecting rod 162; a resistance adjusting component is arranged in the gas storage cavity; under the action of the resistance adjusting assembly, the force for driving the first push plate to move is adjusted, so that the detection device can detect fans with different wind forces, and the application range of the detection device is enlarged; when doing the detection to the fan, fan work forms the air current in the box, and the air current directly strikes on first push pedal, promotes first push pedal and removes in the box under the air current effect, and first push pedal drives the second push pedal and removes, with the air current propelling movement to the gas storage chamber other end in the gas storage chamber, makes first push pedal receive certain resistance when removing, does effective test to the air current that the fan produced.
A first touch block is arranged in the fifth movable groove, a second touch block is arranged on the sliding block, an indicator lamp 12 is arranged on the side wall of the box body, and when the first touch block is in contact with the second touch block, the indicator lamp is turned on; under the setting of the indicator light, the movement of the first push plate is visually displayed, man-machine interaction is increased, and an operator can more visually obtain a detection result.
As shown in fig. 21, the resistance adjustment assembly includes a fifth baffle 130 disposed in the air storage cavity, a sixth baffle 140 disposed on one side of the fifth baffle, and a fifth connecting rod 1401 disposed on the sixth baffle, the fifth baffle is provided with a first through groove, a second through groove, and a third through groove, the first through groove has a cross section larger than the second through groove and larger than the third through groove, the first through groove has a size larger than the second through groove and larger than the third through groove, the sixth baffle is provided with a fourth through groove, the fourth through groove has a cross section larger than the first through groove, and the fourth through groove is disposed corresponding to the first through groove; a through cavity is formed in the side wall of the gas storage cavity, a fifth connecting rod penetrates through the through cavity, a third rotating roller 1402 is arranged at one end of the fifth connecting rod, the diameter of the third rotating roller is larger than that of the fifth connecting rod, the fifth connecting rod is limited, and the rotating roller is prevented from entering the through cavity so as to rotate the fifth connecting rod under the action of the rotating roller; the sixth baffle plate is rotatably connected to the fifth baffle plate so that the fourth through groove can be aligned with the first through groove, the second through groove and the three-way through groove as required, and different resistances are provided for the second push plate; when the fan is detected, the third rotating roller is rotated, the third rotating roller drives the sixth baffle to rotate, the fourth through groove is selected to be aligned with one of the through grooves on the fifth baffle according to actual needs, and resistance is provided for the second push plate by changing the gas flow on the fifth baffle; when the fan works to push the first baffle to move, the second baffle moves along with the first baffle, and the airflow at one end of the air storage cavity enters the other side of the air storage cavity through the through grooves in the fifth baffle and the sixth baffle, so that the movement of the first baffle is subjected to resistance action, and the air volume blown out by the fan is tested.
As shown in fig. 19 and 20, a sixth movable groove is formed in the inner wall of the through cavity, a limiting spring 150 is arranged in the sixth movable groove, a limiting block 1501 is arranged at the bottom end of the limiting spring, a first limiting groove matched with the limiting block is formed in the fifth connecting rod, the first limiting grooves are three groups, the three groups of first limiting grooves respectively correspond to the first through groove, the second through groove and the third through groove in position, and an arc surface is arranged on the end surface of the limiting block; a seventh movable cavity is formed in the third rotary roller, a second connecting plate 1403 is arranged in the seventh movable cavity, a third through hole is formed in the side wall of the seventh movable cavity, a fourth through hole is formed in the side wall of the other side of the seventh movable cavity, a limiting rod 1404 matched with the third through hole is arranged on the second connecting plate, a second limiting groove matched with the limiting rod is formed in the side wall of the box body, a sixth connecting rod 1405 is arranged on the second connecting plate, the sixth connecting rod penetrates through the fourth through hole, and a second limiting plate 1406 is arranged at one end of the sixth connecting rod; a sucking disc 1407 is arranged on the inner wall of the seventh movable cavity; when the resistance of the first push plate is adjusted, the third rotating roller is rotated, the third rotating roller drives the fifth connecting rod to rotate, the sixth baffle is rotated under the action of the fifth connecting rod, the fourth through groove rotates along with the sixth baffle, the fourth through groove rotates to one side of other through grooves, the fourth through groove is positioned under the mutual matching of the limiting block and the first limiting groove, and corresponding scales can be engraved on the side wall of the box body to indicate the resistance of the first push plate; the limiting block provides resistance for a user when being disengaged from and inserted into the first limiting groove each time so as to inform the user of the completion of gear shifting; after the sixth baffle rotates to the assigned position, the second limiting plate is pushed to one end of the seventh movable cavity, the second connecting plate pushes the limiting rod to be inserted into the second limiting groove, the limiting rod and the second limiting groove are matched, and the third rotary roller is fixed, so that the first push plate continuously bears a resistance, and the wind power generated by the fan under the action of the first push plate is detected.
When the fan is detected, the fan is placed on the material carrying plate, the fan presses the third connecting rod to rotate around the connecting point, the third connecting rod drives the first connecting plate to move towards the middle of the material carrying plate, the positioning block is in contact with the side wall of the fan, the fan is fixed at the middle position of the material carrying plate, the driving motor drives the first driving wheel to rotate, the connecting sleeve rotates along with the first driving wheel, and the material carrying plate provided with the fan rotates to enter the box body; the electromagnet is electrified to generate magnetic force, the transmission ring moves downwards to be matched with the transmission rack, and the movable plate is started to move in the second movable groove under the action of the transmission ring; when the movable plate moves, the oil pump pumps hydraulic oil in the liquid storage cavity into the connecting pipe, the first connecting rod and the second connecting rod extend out of the first connecting pipe and the second connecting pipe, the fixed block and the fixed ring are respectively contacted with the side wall of the fan, and the fan is fixed between the fixed block and the fixed ring; placing a second fan to be detected on a material carrying plate positioned outside the box body so as to enable the equipment to continuously work; when the movable plate moves to the other end of the second movable groove, the electromagnet is powered off, the driving motor continues to work, the first rotating roller rotates along with the third driving wheel, the driving belt drives the second baffle plate to move in the first movable cavity, the second baffle plate moves out of the first movable cavity, the second baffle plate is in contact with the first baffle plate to seal the box body, the fan works to generate wind power, and the performance of the fan is tested through the temperature sensor, the vibration sensor and the first push plate; after the fan test is accomplished, driving motor antiport, the second baffle enters into first activity intracavity again, makes first opening be in the open mode, and the electro-magnet circular telegram makes the fly leaf reset, and driving motor drive adapter sleeve rotates once more, transports the fan after will detecting out from the box in, and the fan that waits to detect rotates along with the year flitch and enters into in the box, makes detection device continuously carry out work.
Claims (5)
1. The utility model provides a novel axial fan's fault detection device, includes box (1) and year flitch (22), its characterized in that: the box body (1) is provided with a first opening, the inner wall of the first opening is provided with a connecting shaft (11), the connecting shaft (11) is sleeved with a connecting sleeve (2), the connecting sleeve (2) is provided with a first connecting block, the material carrying plates (22) are arranged on the first connecting block, the material carrying plates (22) are divided into two groups and are respectively arranged at two sides of the connecting sleeve (2), the connecting sleeve (2) is provided with a first baffle (21), the side wall of the box body (1) is provided with a first movable cavity, and a second baffle (15) is arranged in the first movable cavity; a vibration sensor and a temperature sensor are arranged in the box body (1), and a first push plate (16) capable of moving horizontally is also arranged in the box body (1); the top of the box body (1) is provided with a driving motor (311) for driving the connecting sleeve (2) to rotate, and the driving motor (311) can drive the second baffle (15) to move along the inner wall of the first movable cavity; a cavity is formed in the material carrying plate (22), gas is filled in the cavity, a partition plate (23) is arranged at the top of the cavity, the partition plate (23) is made of elastic materials, a third baffle and a fourth baffle (24) are arranged at the top of the material carrying plate (22), and a positioning assembly is arranged on the fourth baffle (24); a first through hole is formed in the fourth baffle (24), the positioning assembly comprises a first connecting plate (241) penetrating through the first through hole, a positioning spring (242) arranged on the first connecting plate (241) and a positioning block (243) arranged at one end of the positioning spring (242), a third connecting rod (244) is movably connected to the bottom of the first connecting plate (241), a first movable groove matched with the third connecting rod (244) is formed in the material carrying plate (22), and a groove matched with the third connecting rod (244) is formed in the partition plate (23); a second movable groove is formed in the top of the box body (1), a movable plate (3) is arranged in the second movable groove, a through cavity communicated with the second movable groove is formed above the connecting shaft (11), the connecting sleeve (2) penetrates through the through cavity, a second movable cavity is formed in the movable plate (3), a first driving wheel (32) and a second driving wheel (33) are arranged in the second movable cavity, the driving motor (311) is arranged on the movable plate (3), a transmission groove is formed in the first driving wheel (32), and an output shaft of the driving motor (311) is inserted into the transmission groove; a third movable groove is formed in the top of the first movable cavity, a pushing block (151) matched with the third movable groove is arranged at the top of the second baffle (15), a first rotating roller (17) and a second rotating roller (18) are arranged at the top of the box body (1), a transmission belt (19) is sleeved on the first rotating roller (17) and the second rotating roller (18), and a second opening matched with the pushing block (151) is formed in the transmission belt (19); the top of the box body (1) is provided with a third movable cavity, a third driving wheel (34) is arranged in the third movable cavity, a fourth movable cavity communicated with the third movable cavity is arranged on one side of the third movable cavity, a third connecting rod is arranged on the first rotating roller (17) and penetrates through the fourth movable cavity, a fourth driving wheel (171) matched with the third driving wheel (170) is arranged at the bottom of the third connecting rod, and a fifth driving wheel (34) matched with the third driving wheel (170) is arranged in the second movable cavity.
2. The novel fault detection device of the axial flow fan according to claim 1, characterized in that: a first connecting pipe (14) is arranged at the bottom of the box body (1), a first connecting rod (141) penetrates through the first connecting pipe (14), a first limiting plate is arranged at one end of the first connecting rod (141), a first fixing spring (142) is arranged at the other end of the first connecting rod, a second connecting block (143) is arranged at the other end of the first fixing spring (142), and a fixing block (144) is arranged on the second connecting block (143); and a first liquid storage cavity communicated with the first connecting pipe (14) is arranged at the bottom of the box body (1).
3. The novel fault detection device of the axial flow fan according to claim 1, characterized in that: a second connecting pipe (13) is arranged at the top of the box body (1), a second connecting rod (131) penetrates through the second connecting pipe (13), a second limiting plate is arranged at one end of the second connecting rod (131), a second fixing spring (132) is arranged at the other end of the second connecting rod, a third connecting block (133) is arranged at the other end of the second fixing spring (132), a fixing ring (134) is arranged on the third connecting block (133), and the vibration sensor and the temperature sensor are both arranged on the fixing ring (134); and a second liquid storage cavity communicated with the second connecting pipe (13) is arranged at the top of the box body (1).
4. The novel fault detection device of the axial flow fan according to claim 1, characterized in that: be equipped with the fourth movable groove on first drive wheel (32), be equipped with connecting spring (322) in the fourth movable groove, connecting spring (322) bottom is equipped with transmission ring (321), transmission ring (321) are made for ferromagnetic material, second movable groove bottom is equipped with electro-magnet (110), be equipped with fifth activity chamber and sixth activity chamber on the second movable groove both sides inner wall respectively, fifth activity intracavity be equipped with transmission ring (321) matched with drive rack (120), sixth activity intracavity be equipped with drive ring (321) matched with gyro wheel (160).
5. The novel fault detection device of the axial flow fan according to claim 1, characterized in that: a fifth movable groove is formed in the inner wall of the box body (1), a sliding block (161) matched with the fifth movable groove is arranged on the side wall of the first push plate (16), and a supporting spring (164) is arranged on the side wall of the sliding block (161); a second through hole is formed in one end of the fifth movable groove, an air storage cavity is formed in one end of the second through hole, a fourth connecting rod (162) is arranged on the sliding block (161), the fourth connecting rod (162) penetrates through the air storage cavity, and a second push plate (163) is arranged at one end of the fourth connecting rod (162); and a resistance adjusting component is arranged in the gas storage cavity.
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| CN116761401B (en) * | 2023-07-06 | 2024-01-05 | 黑龙江伯安科技有限公司 | 5G network fault detection device |
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