CN213298355U - Fan work function test machine - Google Patents
Fan work function test machine Download PDFInfo
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- CN213298355U CN213298355U CN202022016496.5U CN202022016496U CN213298355U CN 213298355 U CN213298355 U CN 213298355U CN 202022016496 U CN202022016496 U CN 202022016496U CN 213298355 U CN213298355 U CN 213298355U
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- 239000000428 dust Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
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- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a fan work function testing machine, which comprises a support and a testing component; a support: the vibration testing device comprises a support, a centrifugal fan, an air outlet, an air inlet flange, a support, a rotating shaft, an electric telescopic rod and a vibration testing assembly, wherein the centrifugal fan is arranged on the surface of the support; testing the component: including mounting panel, traction lever, test cover and connecting block, electric telescopic handle's one end is located to the mounting panel, the traction lever runs through the side middle part of mounting panel, the one end of traction lever is located to the test cover, the other end of traction lever is located to the connecting block, and this fan work function test machine can realize detecting centrifugal fan's vibration and appeal, and the test result is more directly perceived to test process convenient and fast, the practicality is stronger.
Description
Technical Field
The utility model relates to a fan test technical field specifically is a fan work function test machine.
Background
The centrifugal fan is a driven fluid machine which is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, the centrifugal fan mainly depends on attraction generated by the centrifugal fan as dust exhaust power in the dust exhaust working process, before the centrifugal fan leaves a factory, the centrifugal fan needs to be subjected to attraction test to judge whether the centrifugal fan is qualified or not, the test result of the existing part of test machines in the use process is not visual enough, the test items are single, the test process is troublesome, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a fan work function test machine, can realize detecting centrifugal fan's vibration and appeal, the test result is more directly perceived to the test procedure convenient and fast, the practicality is stronger, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a fan work function testing machine comprises a support and a testing assembly;
a support: the vibration testing device comprises a support, a centrifugal fan, an air outlet, an air inlet flange, a support, a rotating shaft, an electric telescopic rod and a vibration testing assembly, wherein the centrifugal fan is arranged on the surface of the support;
testing the component: the testing device comprises a mounting plate, a traction rod, a testing cover and a connecting block, wherein the mounting plate is arranged at one end of an electric telescopic rod, the traction rod penetrates through the middle of the side surface of the mounting plate, the testing cover is arranged at one end of the traction rod, and the connecting block is arranged at the other end of the traction rod;
wherein: still include the PLC controller, the surface of support is located to the PLC controller, and the input of PLC controller is connected with external power source's output electricity.
Further, the test assembly still includes installing frame, fixed block and draws pressure sensor, the side of mounting panel is located to the installing frame, the middle part of installing frame side is located to the fixed block, draw pressure sensor's one end threaded connection on the fixed block, draw pressure sensor's other end threaded connection on the connecting block, draw pressure sensor and the two-way electricity of PLC controller to be connected, the test assembly utilizes electric telescopic handle to drive the mounting panel motion, make the test cover be close to the one end of test tube, and the diameter of test cover is greater than the diameter of test tube, open centrifugal fan, the appeal that centrifugal fan produced can pass through test tube pulling test cover, and then accessible traction lever pulling draws pressure sensor, can record the size of centrifugal fan's appeal this moment.
Further, still include test tube and bolt, the side of support is run through to the test tube, and the one end of test tube passes through bolt and air intake flange joint, and the other end and the test of test tube cover clearance fit, the test tube can be used to imitate the pipeline that centrifugal fan during operation connected, and it is more accurate to detect the result.
Further, still include the rotating assembly, the rotating assembly includes pinion, motor and master gear, the one end of pivot is located to the pinion, the side of support is located to the motor, the master gear is located on the output shaft of motor and with the pinion meshing, the input of motor is connected with the output electricity of PLC controller, the rotation of the usable motor of rotating assembly, through the meshing of master gear and pinion, can drive the pivot and rotate, and then can remove the test cover after the test finishes.
Further, the vibration test assembly comprises a limiting pin, a bottom plate, a spring and a vibration sensor, the limiting pin uniformly penetrates through the surface of the support, the bottom end of the limiting pin is arranged on the bottom plate, the spring is movably sleeved on the limiting pin, the vibration sensor is arranged in the middle of the bottom surface of the support, the vibration sensor is electrically connected with the PLC in a two-way mode, the vibration test assembly can drive the support to vibrate under the action of the spring when the centrifugal fan works, and the vibration sensor is utilized to measure the vibration amplitude generated when the centrifugal fan works.
Compared with the prior art, the beneficial effects of the utility model are that: this fan work function test machine has following benefit:
1. this test assembly of fan work function test machine utilizes electric telescopic handle to drive the mounting panel motion, makes the test cover be close to the one end of test tube to the diameter of test cover is greater than the diameter of test tube, opens centrifugal fan, and the appeal that centrifugal fan produced can pass through test tube pulling test cover, and then accessible traction lever pulling pressure sensor, can record the size of centrifugal fan's appeal this moment.
2. The rotating component of the fan working function testing machine can drive the rotating shaft to rotate by utilizing the rotation of the motor and through the meshing of the main gear and the auxiliary gear, and then the testing cover can be moved away after the testing is finished.
3. The vibration testing component of the fan working function testing machine can drive the support to vibrate under the action of the spring when the centrifugal fan works, and the vibration amplitude generated when the centrifugal fan works can be measured by using the vibration sensor.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic side view of the present invention.
In the figure: the device comprises a support 1, a PLC 11, a centrifugal fan 12, an air outlet 13, an air inlet flange 14, a support 15, a test tube 2, a bolt 21, a rotating component 3, a pinion 31, a motor 32, a main gear 33, a test component 4, a mounting plate 41, a traction rod 42, a test cover 43, a connecting block 44, a mounting frame 45, a fixing block 46, a tension pressure sensor 47, a rotating shaft 5, an electric telescopic rod 51, a vibration test component 6, a limit pin 61, a bottom plate 62, a spring 63 and a vibration sensor 64.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a fan work function testing machine comprises a support 1 and a testing component 4;
support 1: the surface of the support is provided with a centrifugal fan 12, one side of the centrifugal fan 12 is provided with an air outlet 13, the side of the centrifugal fan 12 is provided with an air inlet flange 14, the side of the support 1 is provided with a support 15, the side of the support 15 is rotatably connected with a rotating shaft 5, one end of the rotating shaft 5 is provided with an electric telescopic rod 51, the bottom surface of the support 1 is provided with a vibration testing component 6, the vibration testing component 6 comprises a limit pin 61, a bottom plate 62, a spring 63 and a vibration sensor 64, the limit pin 61 uniformly penetrates through the surface of the support 1, the bottom plate 62 is arranged at the bottom end of the limit pin 61, the spring 63 is movably sleeved on the limit pin 61, the vibration sensor 64 is arranged in the middle of;
the test component 4: the device comprises a mounting plate 41, a traction rod 42, a test cover 43 and a connecting block 44, wherein the mounting plate 41 is arranged at one end of an electric telescopic rod 51, the traction rod 42 penetrates through the middle of the side face of the mounting plate 41, the test cover 43 is arranged at one end of the traction rod 42, the connecting block 44 is arranged at the other end of the traction rod 42, the device also comprises a mounting frame 45, a fixing block 46 and a pulling pressure sensor 47, the mounting frame 45 is arranged at the side face of the mounting plate 41, the fixing block 46 is arranged at the middle of the side face of the mounting frame 45, one end of the pulling pressure sensor 47 is in threaded connection with the fixing block 46, the other end of the pulling pressure;
wherein: still include PLC controller 11, PLC controller 11 locates the surface of support 1, and PLC controller 11's input is connected with external power source's output electricity.
Wherein: the testing device also comprises a testing tube 2 and a bolt 21, wherein the testing tube 2 penetrates through the side face of the support 15, one end of the testing tube 2 is connected with the air inlet flange 14 through the bolt 21, and the other end of the testing tube 2 is in clearance fit with the testing cover 43; still include rotating assembly 3, rotating assembly 3 includes pinion 31, motor 32 and master gear 33, and the one end of pivot 5 is located to pinion 31, and the side of support 15 is located to motor 32, and master gear 33 is located on the output shaft of motor 32 and is engaged with pinion 31, and the input of motor 32 is connected with the output electricity of PLC controller 11.
The test assembly 4 can utilize the suction force generated by the centrifugal fan 12 to pull the test cover through the test tube 2, and further pull the pull pressure sensor 47 through the pull rod 42, so that the suction force of the centrifugal fan 12 can be measured.
When in use:
firstly, the rotation of the motor 32 is utilized to drive the rotating shaft 5 to rotate through the meshing of the main gear 33 and the pinion 31, so that the test cover 43 corresponds to the test tube 2, secondly, the electric telescopic rod 51 is utilized to drive the mounting plate 41 to move, the test cover 43 is close to one end of the test tube 2, the diameter of the test cover 43 is larger than that of the test tube 2, the centrifugal fan 12 is started, the suction force generated by the centrifugal fan 12 can pull the test cover through the test tube 2, and further the pull rod 42 can pull the pull pressure sensor 47, so that the suction force of the centrifugal fan 12 can be measured, when the centrifugal fan 12 works, the generated vibration can drive the support 1 to vibrate under the action of the spring 63, and the vibration sensor 6 can be used to measure the vibration amplitude generated when the centrifugal fan 12 works.
It should be noted that the specific model of the core chip of the PLC controller 11 disclosed in the present embodiment is siemens S7-300, the motor 32, the tension and pressure sensor 47, the electric telescopic rod 51, and the vibration sensor 64 may be freely configured according to the actual application scenario, the tension and pressure sensor 47 may be a CHCO9 tension and pressure sensor available from metropolis technologies, ltd, and the vibration sensor 64 may be a BK-T200CV type vibration transmitter available from hiton electronics technologies, ltd. The PLC controller controls the centrifugal fan 12, the motor 32, the tension and pressure sensor 47, the electric telescopic rod 51 and the vibration sensor 64 to work by adopting a method commonly used in the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a fan work function test machine which characterized in that: comprises a support (1) and a testing component (4);
support (1): the vibration testing device is characterized in that a centrifugal fan (12) is arranged on the surface of the vibration testing device, an air outlet (13) is formed in one side of the centrifugal fan (12), an air inlet flange (14) is formed in the side surface of the centrifugal fan (12), a support (15) is arranged on the side surface of the support (1), a rotating shaft (5) is rotatably connected to the side surface of the support (15), an electric telescopic rod (51) is arranged at one end of the rotating shaft (5), and a vibration testing component (6) is arranged on the bottom surface of the support;
test assembly (4): the testing device comprises a mounting plate (41), a traction rod (42), a testing cover (43) and a connecting block (44), wherein the mounting plate (41) is arranged at one end of an electric telescopic rod (51), the traction rod (42) penetrates through the middle of the side face of the mounting plate (41), the testing cover (43) is arranged at one end of the traction rod (42), and the connecting block (44) is arranged at the other end of the traction rod (42);
wherein: still include PLC controller (11), the surface of support (1) is located in PLC controller (11), and the input of PLC controller (11) is connected with external power source's output electricity.
2. The fan work function testing machine of claim 1, wherein: test component (4) still include installing frame (45), fixed block (46) and draw pressure sensor (47), the side of mounting panel (41) is located in installing frame (45), the middle part of installing frame (45) side is located in fixed block (46), draw the one end threaded connection of pressure sensor (47) on fixed block (46), draw the other end threaded connection of pressure sensor (47) on connecting block (44), draw pressure sensor (47) and PLC controller (11) two-way electricity to be connected.
3. The fan work function testing machine of claim 1, wherein: still include test tube (2) and bolt (21), the side of support (15) is run through in test tube (2), and the one end of test tube (2) is passed through bolt (21) and is connected with air intake flange (14), the other end and the test of test tube (2) cover (43) clearance fit.
4. The fan work function testing machine of claim 1, wherein: still include rotating assembly (3), rotating assembly (3) include pinion (31), motor (32) and master gear (33), the one end of pivot (5) is located in pinion (31), the side of support (15) is located in motor (32), master gear (33) are located on the output shaft of motor (32) and mesh with pinion (31), and the input of motor (32) is connected with the output electricity of PLC controller (11).
5. The fan work function testing machine of claim 1, wherein: vibration test subassembly (6) include spacer pin (61), bottom plate (62), spring (63) and vibration sensor (64), the surface of support (1) is evenly run through in spacer pin (61), the bottom of spacer pin (61) is located in bottom plate (62), spring (63) activity is cup jointed on spacer pin (61), the bottom surface middle part of support (1) is located in vibration sensor (64), and vibration sensor (64) are connected with PLC controller (11) two-way electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022016496.5U CN213298355U (en) | 2020-09-15 | 2020-09-15 | Fan work function test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022016496.5U CN213298355U (en) | 2020-09-15 | 2020-09-15 | Fan work function test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213298355U true CN213298355U (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022016496.5U Expired - Fee Related CN213298355U (en) | 2020-09-15 | 2020-09-15 | Fan work function test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213298355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412842A (en) * | 2022-02-16 | 2022-04-29 | 无锡精恩风机有限公司 | Noise reduction type centrifugal ventilator |
-
2020
- 2020-09-15 CN CN202022016496.5U patent/CN213298355U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114412842A (en) * | 2022-02-16 | 2022-04-29 | 无锡精恩风机有限公司 | Noise reduction type centrifugal ventilator |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |
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| CF01 | Termination of patent right due to non-payment of annual fee |