CN219101667U - Ventilator test device - Google Patents
Ventilator test device Download PDFInfo
- Publication number
- CN219101667U CN219101667U CN202320070842.9U CN202320070842U CN219101667U CN 219101667 U CN219101667 U CN 219101667U CN 202320070842 U CN202320070842 U CN 202320070842U CN 219101667 U CN219101667 U CN 219101667U
- Authority
- CN
- China
- Prior art keywords
- fan
- bracket
- connecting plate
- power
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/12—Testing on a test bench
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model belongs to the technical field of ventilator input power testing, and particularly relates to a ventilator testing device, which comprises a bracket mechanism, a torque meter, a fan to be tested and a power mechanism, wherein a fan end bracket and the power end bracket are detachably connected along the axial direction of the power mechanism through a bracket connecting plate, and the distance between the fan end bracket and the power end bracket along the axial direction of the power mechanism is adjustable; compared with the prior art, the utility model has the advantages and positive effects that: (1) When the ventilator inputs power test, the distance between the fan end bracket and the power end bracket is increased, so that a torque meter is convenient to add; after the test is finished, the distance between the fan end bracket and the power end bracket is reduced, and the bracket mechanism of the ventilator has compact and attractive structure; (2) the bracket connecting plate is a strip-shaped plate and is a plurality of bracket connecting plates; the strength and the rigidity of the connection of the support mechanism are ensured, the support mechanism is integrated and stable, and the safety and the reliability of the ventilator test device are further improved.
Description
Technical Field
The utility model belongs to the technical field of ventilator input power testing, and particularly relates to a ventilator testing device.
Background
And after a new product of the ventilator is developed, the ventilator energy efficiency grade is authenticated, and whether the ventilator energy efficiency is high-efficiency ventilator, the energy efficiency satisfies a 1-level energy efficiency ventilator, a 2-level energy efficiency ventilator and a 3-level energy efficiency ventilator is obtained according to the comparison of the measurement result of the fan performance test of the standardized air duct performance test for industrial ventilator GB/T1236-2017 and the ventilator energy efficiency limit value and the energy efficiency grade GB 19761-2020. Some contracted technical agreements require ventilator aerodynamic performance testing and homeowner to site view the testing process. Ventilator aerodynamic performance testing measures ventilator shaft power, and when the measured power is the input power of the ventilator shaft, three methods, namely a 1 balance motor method, a 2 torque meter method and a 3 electrical measurement method, can be adopted, wherein the measurement result of the torque meter method is accepted in the industry, and the method is also a mainstream test method.
When the torque meter method is used for measuring the input power of the fan, the torque meter is required to be additionally arranged between the couplers, and the torque meter is removed after the fan performance test. The technical scheme is that the torque meter method is used for performance test in the industry, the bracket is generally processed by two methods, a conventional bracket is generally adopted in the industry, the length of the torque meter is not considered, only the motor moves backwards to be suspended during performance test of the fan, other brackets or other stand bases are used for supporting, the scheme is relatively cost-saving, the auxiliary welding bracket is required to be prepared in advance, photographing propaganda is not attractive in the test process, and part of the fan performance test observed on site by a owner cannot be accepted by the simple bracket. In the second method, the size of the torque meter is considered when the fan bracket is manufactured, the bracket is manufactured in a specially-lengthened mode, and the motor bolt hole after the torque meter is added to the allowance of the rear end of the bracket. The scheme is relatively convenient in test, a support pedestal is not required to be additionally found, but the support is basically only used for test, the support at the rear end of the motor is protruded after the test, the space occupation is large due to long-term operation, the appearance is not attractive, the material cost is high, and the production cost is increased.
Disclosure of Invention
The utility model provides a ventilator test device, aiming at the problem that the photographing propaganda is not beautiful because an auxiliary welding support is required to be prepared in advance before a fan performance test, and the cost is wasted because a torque meter is not installed for a long support after the fan performance test.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the ventilator test device comprises a bracket mechanism, a torque meter, a fan to be tested and a power mechanism, wherein the fan to be tested and the power mechanism are respectively and detachably connected with the bracket mechanism, and the fan to be tested and the power mechanism are coaxial;
the support mechanism comprises a fan end support detachably connected with the fan to be detected and a power end support detachably connected with the power mechanism, the fan end support and the power end support are detachably connected along the axis direction of the power mechanism through a support connecting plate, and the distance between the fan end support and the power end support along the axis direction of the power mechanism is adjustable;
in a fan test state, the torque meter is detachably arranged above the torque end support, two ends of the torque end support are detachably connected with the upper parts of the fan end support and the power end support respectively, the torque meter and the power mechanism are coaxial, one end of the torque meter is connected with a fan to be tested through a first coupling, and the other end of the torque meter is connected with the power mechanism through a second coupling;
in the non-test state of the fan, one end of the second coupler is detachably connected with the fan to be tested, and the other end of the second coupler is detachably connected with the power mechanism.
Preferably, the bracket connecting plates are strip-shaped plates and are distributed uniformly, and connecting plate positioning holes are formed in the strip-shaped plates; the fan end bracket is provided with a fan end positioning hole; the power end bracket is provided with a power end positioning hole; the fan end positioning holes and the power end positioning holes can be respectively matched with corresponding connecting plate positioning holes; in the fan test state, the length direction of the bracket connecting plate is parallel to the axial direction of the power mechanism; in the non-test state of the fan, the length direction of the bracket connecting plate is perpendicular to the axial direction of the power mechanism.
Preferably, the bracket connecting plate is provided with two rows of connecting plate positioning holes along the length direction, and the number of the connecting plate positioning holes in each row is four.
Preferably, the bracket connecting plate comprises a front bracket connecting plate and a rear bracket connecting plate, and the front bracket connecting plate and the rear bracket connecting plate are respectively arranged at the front side and the rear side of the bracket mechanism.
Preferably, the support connecting plate is detachably connected with the fan end support and the power end support through bolt assemblies respectively.
Preferably, the support connecting plate is a support connecting plate with adjustable self length, and the support connecting plate comprises a telescopic rod structure.
Preferably, the telescopic rod structure comprises a first connecting rod and a second connecting rod, and the first connecting rod is partially sleeved in the second connecting rod; the telescopic rod locking component is arranged at the end part of the second connecting rod, and the first connecting rod and the second connecting rod can be relatively fixed through the telescopic rod locking component.
Preferably, the torque meter and the torque end bracket are detachably connected through a bolt assembly, and a height adjusting cushion block is arranged between the torque end bracket and the torque meter.
Preferably, the device further comprises a temperature sensor, a vibration noise sensor and an early warning unit, wherein the temperature sensor and the vibration noise sensor are respectively arranged on the torque instrument, and the early warning unit is respectively in communication connection with the temperature sensor and the vibration noise sensor.
Preferably, the torque meter protecting cover is further arranged on the periphery of the torque meter.
Compared with the prior art, the utility model has the advantages and positive effects that:
(1) The fan end support and the power end support are detachably connected along the axial direction of the power mechanism through a support connecting plate, and the distance between the fan end support and the power end support along the axial direction of the power mechanism is adjustable; through the technical scheme, the distance between the fan end bracket and the power end bracket is increased when the fan input power test is performed, so that a torque meter is convenient to add; after the test is finished, the distance between the fan end bracket and the power end bracket is reduced, and the bracket mechanism of the ventilator has compact and attractive structure;
(2) In a fan test state, the length direction of the bracket connecting plate is parallel to the axis direction of the power mechanism; in a non-test state of the fan, the length direction of the bracket connecting plate is perpendicular to the axial direction of the power mechanism; through the technical scheme, the distance between the fan end bracket and the power end bracket along the axial direction of the power mechanism can be adjusted;
(3) The bracket connecting plates are strip-shaped plates and are multiple in number; the strength and the rigidity of the connection of the bracket mechanism are ensured, so that the bracket mechanism is integrated and stable, and the safety and the reliability of the ventilator test device are further improved;
(4) The support connecting plate can also be a connecting plate with adjustable length, and comprises a telescopic rod structure, and in the conversion from a non-test state of the fan to a test state of the fan, only the telescopic rod locking part is required to be adjusted, so that the first connecting rod and the second connecting rod relatively move, the whole length of the support connecting plate is increased, and the whole length of the support mechanism is also increased;
(5) The heights of the torque meters with different specifications are adjusted through the height adjusting cushion blocks, so that the torque meters, the fan to be tested and the power mechanism are kept coaxial, and the accuracy of fan input power test data and the safety of a fan input power test process are ensured;
(6) The torque meter belongs to a relatively precise instrument, and is relatively expensive, so that certain early warning and protection are needed, the temperature sensor can detect the temperature of the torque meter in real time, and the situation that the instrument is damaged due to severe temperature rise caused by overlong running time or equipment failure is avoided, thereby improving the safety and reliability of fan input power test, and reducing the probability of failure occurrence. Generally, the coaxiality of the fan performance test can not meet the requirement and generate great noise, the vibration noise sensor can indirectly ensure that the torque meter is coaxial with the fan to be tested and the power mechanism, when the noise is suddenly increased in the fan performance test, faults are often generated, the time for manually closing the fan test device is delayed at the moment when the faults occur, the vibration noise sensor and the temperature sensor are connected with the early warning unit, the early warning unit detects abnormal signals, the fan performance test can be stopped immediately, and the safety protection effect is achieved;
(7) Because ventilator test site often is located factory workshop, and the environment is comparatively abominable, often there is solid particulate matters such as a large amount of dust in the air, and this kind of dust gets into the torquer and can influence the precision of torquer, serious even can reduce torquer's life can form isolated guard action to torquer through setting up the torquer safety cover, has guaranteed the security and the accuracy of experimental data of fan performance test, has improved torquer's actual life in fan performance test.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the following description of the embodiments will briefly describe the drawings that are required to be used in the description:
figure 1 is a schematic diagram of the structure of the ventilator test device in a fan test state,
figure 2 is a schematic structural diagram of the ventilator test device in a non-testing state of the ventilator,
figure 3 is a schematic diagram of a ventilator test fixture bracket mechanism in a non-testing condition of the ventilator-figure one,
figure 4 is a schematic diagram II of a fan test apparatus bracket mechanism in a fan non-test state,
figure 5 is an enlarged schematic view of a front bracket connection plate in a ventilator test apparatus,
figure 6 is a schematic diagram of a ventilator test fixture bracket mechanism in a ventilator test condition,
figure 7 is a schematic diagram II of the support mechanism of the ventilator test device in a blower test state,
figure 8 is a schematic view of a fan test apparatus bracket connection plate of example 1,
fig. 9 is a schematic view of a fan test apparatus bracket connection plate in example 2.
Reference numerals:
1-bracket mechanism, 11-torque end bracket, 12-fan end bracket, 121-fan end locating hole, 13-power end bracket, 131-power end locating hole, 14-bracket connecting plate, 141-connecting plate locating hole, 1411-second connecting rod locating hole, 1412-first connecting rod locating hole, 142-first connecting rod, 143-second connecting rod, 144-telescopic rod locking component, 145-front bracket connecting plate, 146-rear bracket connecting plate;
2-a torque meter;
3-a first coupling;
4-a second coupling;
5, a fan to be tested, 51, a bearing box;
6-power mechanism.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Example 1
A ventilator test device is shown in fig. 1, and comprises a bracket mechanism 1, a torque meter 2, a fan 5 to be tested and a power mechanism 6, wherein the fan 5 to be tested and the power mechanism 6 are respectively and detachably connected with the bracket mechanism 1, and the fan 5 to be tested and the power mechanism 6 are coaxial.
As shown in fig. 1-3, the bracket mechanism 1 comprises a fan end bracket 12 connected with the fan 5 to be tested and a power end bracket 13 connected with the power mechanism 6, wherein the fan end bracket 12 and the power end bracket 13 are detachably connected along the axis direction of the power mechanism 6 through a bracket connecting plate 14, and the distance between the fan end bracket 12 and the power end bracket 13 along the axis direction of the power mechanism 6 is adjustable.
As shown in fig. 1, in the fan test state, the torque meter 2 is detachably mounted above the torque end bracket 11, two ends of the torque end bracket 11 are detachably connected with the upper parts of the fan end bracket 12 and the power end bracket 13 respectively, the torque meter 2 is coaxial with the power mechanism 6, two ends of the torque meter 2 are detachably connected with the first coupling 3 and the second coupling 4 respectively, the first coupling 3 is connected with the fan 5 to be tested, and the second coupling 4 is connected with the power mechanism 6.
As shown in fig. 2, in the fan non-test state, one end of the second coupling 4 is detachably connected with the fan 5 to be tested, and the other end of the second coupling is detachably connected with the power mechanism 6.
As shown in fig. 1, the fan 5 to be tested comprises a bearing box 51, and in a fan test state, the bearing box 51 is detachably connected with the torque meter 2 through a first coupling 3. The bearing box 51 is detachably connected with the power mechanism 6 through the second coupling 4 in the non-test state of the fan. The bearing housing 51 serves to connect the ventilator wheel with the power unit 6, and in addition to this, in ventilator test apparatus the shaft is typically supported for rotation by bearings which are mounted in the bearing housing 51, the bearing housing 51 being filled with lubricating oil, which is used to lubricate during operation.
The difference between the overall length of the bracket mechanism 1 in the fan test state and the overall length of the bracket mechanism 1 in the fan non-test state is larger than the length of the torque meter 2 along the axis direction thereof, that is, the maximum adjustable length between the fan end bracket 12 and the power end bracket 13 is larger than the length of the torque meter 2 along the axis direction thereof. The torque meter 2 is conveniently added in the fan test state, the torque meter 2 can be completely placed in the fan test device in the fan performance test under the premise that the occupied space is relatively attractive, the smooth performance of the fan test is further ensured, the material is saved as much as possible, and the production cost is reduced.
As shown in fig. 6 and 8, the support connecting plates 14 are strip-shaped plates, the strip-shaped plates are provided with connecting plate positioning holes 141, the connecting plate positioning holes 141 are uniformly distributed, and the fan end support 12 and the power end support 13 are respectively provided with a fan end positioning hole 121 and a power end positioning hole 131. The fan end positioning holes 121 are detachably connected with the corresponding connecting plate positioning holes 141, and the power end positioning holes 131 are detachably connected with the corresponding connecting plate positioning holes 141.
As shown in fig. 1 and 2, in the fan test state, the longitudinal direction of the elongated plate is parallel to the axial direction of the power mechanism 6. In the non-test state of the fan, the length direction of the strip-shaped plate is perpendicular to the axial direction of the power mechanism 6.
The connecting plate positioning holes 141 are detachably connected with the fan end positioning holes 121 and the power end positioning holes 131, respectively, and when the fan test state is to be converted, a part of bolt assemblies are required to be disassembled or the posture of the bracket connecting plate is required to be changed, so that the distance between the fan end bracket 12 and the power end bracket 13 along the axial direction of the power mechanism 6 is adjusted. Specifically, when the fan test state is to be converted, the distance between the fan end bracket 12 and the power end bracket 13 is increased by adjusting the hole position matching and rotating the bracket connecting plate 14. When the fan is to be converted into a non-test state, the distance between the fan end bracket 12 and the power end bracket 13 is reduced by adjusting the hole position matching and rotating the bracket connecting plate 14.
As shown in fig. 6 and 8, the strip-shaped plate is provided with two rows of connecting plate positioning holes 141 along the length direction, and the number of the connecting plate positioning holes 141 in each row is four.
As shown in fig. 4 and 5, the rack attachment plate 14 includes a front rack attachment plate 145 and a rear rack attachment plate 146, and the front rack attachment plate 145 and the rear rack attachment plate 146 are mounted on the front side and the rear side of the rack mechanism 1, respectively.
After the fan test is completed, the bracket mechanism 1 is required to be converted from the fan test state of fig. 7 to the fan non-test state of fig. 4, the torque meter 2 is disassembled firstly, then all the bracket connecting plates including the front bracket connecting plate 145 and the rear bracket connecting plate 146 are disassembled, then the power end bracket 13 is moved along the axial direction of the extending shaft of the power mechanism 6, so that the distance between the power end bracket 13 and the fan end bracket 12 is reduced until the distance between the power end bracket and the fan end bracket is reduced, and the power end bracket 13 and the fan end bracket are moved to a position where the outer edges of the power end bracket and the fan end bracket are contacted, and then the power end bracket and the fan end bracket are connected again through the bracket connecting plate 14.
The torque meter 2 and the torque end bracket 11 are detachably connected through a bolt assembly, and a height adjusting cushion block is arranged between the torque end bracket 11 and the torque meter 2.
The ventilator test device further comprises a temperature sensor, a vibration noise sensor and an early warning unit, wherein the temperature sensor and the vibration noise sensor are respectively connected with the torque meter 2, and the early warning unit is respectively connected with the temperature sensor and the vibration noise sensor in a communication mode.
The ventilator test device further comprises a torque meter protecting cover, and the torque meter protecting cover is arranged on the periphery of the torque meter 2.
The torque meter safety cover is transparent material, under the prerequisite that guarantees to read torque meter 2 numerical value accurately, has reduced manufacturing cost, has improved the actual life of material.
The working principle of the ventilator test device of the utility model is as follows:
fan non-test state: the fan 5 to be tested is coaxial with the power mechanism 6 and is detachably connected with the power mechanism 6 through the second coupling 4, the fan 5 to be tested and the power mechanism 6 are respectively detachably connected with the support mechanism 1, the power mechanism 6 is a power source and is responsible for providing power, and the power is transmitted to the fan 5 to be tested through the second coupling 4 to drive the fan 5 to be tested to rotate.
Fan test status: when the fan is tested by using a torque meter method to perform aerodynamic force, the middle coupling II 4 needs to be disassembled, and the torque meter 2 is additionally arranged. Loosening a support connecting plate 14 for connecting a fan end support 12 and a power end support 13, rotating the support connecting plate 14 by 90 degrees, adjusting the relative position of a corresponding bolt assembly, increasing the overall length of a support mechanism 1, adjusting the positions of the power end support 13 and a power mechanism 6, installing a torque meter 2 and a torque meter end support 11, just horizontally detachably connecting the fan end support 12 and the power end support 13 with the torque meter end support 11, adjusting the coaxiality of the power mechanism 6, a fan 5 to be tested and the torque meter 2 through a height adjusting cushion block, starting the power mechanism 6 after fixing, and sequentially transmitting the transmitted force to the fan 5 to be tested through a coupling II 4, the torque meter 2 and a coupling I3, thereby carrying out a fan performance test.
Example 2
This embodiment differs from embodiment 1 in that: as shown in fig. 9, the bracket connection plate 14 is a bracket connection plate whose own length is adjustable.
In order to achieve the self-length adjustment of the bracket connection plate 14, the self-length adjustment is achieved by mechanically arranging a structure similar to a telescopic rod.
As shown in fig. 9, the bracket connecting plate 14 includes a first connecting rod 142 and a second connecting rod 143, the first connecting rod 142 and the second connecting rod 143 are connected by a telescopic rod locking member 144, the first connecting rod 142 is detachably connected with the power end bracket 13, and the second connecting rod 143 is detachably connected with the fan end bracket 12.
The support connecting plate 14 is a telescopic rod mechanism, in the conversion from a fan non-test state to a fan test state, the support connecting plate 14 is not required to be detached from the fan end support 12 or the power end support 13, and only the telescopic rod locking part 144 is required to be adjusted, so that the first connecting rod 142 and the second connecting rod 143 relatively move, the overall length of the support connecting plate 14 is increased, and the overall length of the support mechanism 1 is also increased.
As shown in fig. 9, the telescopic rod structure comprises a first connecting rod 142 and a second connecting rod 143, wherein the first connecting rod 142 is partially sleeved in the second connecting rod 143; the second connecting rod 143 has a telescopic rod locking part 144 installed at an end thereof, and the first connecting rod 142 and the second connecting rod 143 can be relatively fixed by the telescopic rod locking part 144.
As shown in fig. 9, the telescopic rod locking member 144 includes a positioning column, the outer wall of the positioning column has an external thread, the telescopic rod locking member 144 further includes a positioning channel matched with the positioning column, the inner wall of the positioning channel has an internal thread, the outer diameter of the positioning column is matched with the inner diameter of the positioning channel, the positioning column is in spiral connection with the positioning channel, the positioning column is screwed to a certain extent, the bottom end face of the positioning column abuts against the outer surface of the first connecting rod 142, and at this time, the first connecting rod 142 and the second connecting rod 143 cannot move relatively.
Of course, the length of the support connecting plate 14 itself can be adjusted by a hydraulic rod, a cylinder, or other linear telescopic structures, which is not limited herein.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification and equivalent changes to the above-mentioned embodiments according to the technical substance of the present utility model are still within the protection scope of the technical solution of the present utility model.
Claims (10)
1. A ventilator testing device, characterized in that: the device comprises a bracket mechanism (1), a torque meter (2), a fan to be tested (5) and a power mechanism (6), wherein the fan to be tested (5) and the power mechanism (6) are respectively and detachably connected with the bracket mechanism (1), and the fan to be tested (5) and the power mechanism (6) are coaxial;
the support mechanism (1) comprises a fan end support (12) detachably connected with the fan (5) to be tested and a power end support (13) detachably connected with the power mechanism (6); the fan end support (12) and the power end support (13) are detachably connected along the axis direction of the power mechanism (6) through a support connecting plate (14), and the distance between the fan end support (12) and the power end support (13) along the axis direction of the power mechanism (6) is adjustable;
in a fan test state, the torque meter (2) is detachably arranged above the torque end bracket (11), and two ends of the torque end bracket (11) are detachably connected with the upper parts of the fan end bracket (12) and the power end bracket (13) respectively; the torque meter (2) is coaxial with the power mechanism (6), one end of the torque meter (2) is connected with the fan (5) to be tested through the first coupling (3), and the other end of the torque meter (2) is connected with the power mechanism (6) through the second coupling (4);
in a fan non-test state, one end of the second coupler (4) is detachably connected with the fan (5) to be tested, and the other end of the second coupler is detachably connected with the power mechanism (6).
2. A ventilator test unit as claimed in claim 1, wherein: the bracket connecting plates (14) are strip-shaped plates and are multiple in number, connecting plate positioning holes (141) are formed in the strip-shaped plates, and the number of the connecting plate positioning holes (141) is multiple and uniformly distributed; the fan end bracket (12) is provided with a fan end positioning hole (121); the power end bracket (13) is provided with a power end positioning hole (131);
the fan end positioning holes (121) and the power end positioning holes (131) can be respectively matched with the corresponding connecting plate positioning holes (141);
in the fan test state, the length direction of the bracket connecting plate (14) is parallel to the axis direction of the power mechanism (6);
in the non-test state of the fan, the length direction of the bracket connecting plate (14) is perpendicular to the axis direction of the power mechanism (6).
3. A ventilator test unit as claimed in claim 2, wherein: two rows of connecting plate locating holes (141) are formed in the support connecting plate (14) along the length direction, and the number of the connecting plate locating holes (141) in each row is four.
4. A ventilator test unit as claimed in claim 3, wherein: the bracket connecting plate (14) comprises a front bracket connecting plate (145) and a rear bracket connecting plate (146), and the front bracket connecting plate (145) and the rear bracket connecting plate (146) are respectively arranged on the front side and the rear side of the bracket mechanism (1).
5. A ventilator test unit as claimed in claim 2, wherein: the support connecting plate (14) is detachably connected with the fan end support (12) and the power end support (13) through bolt assemblies respectively.
6. A ventilator test unit as claimed in claim 1, wherein: the support connecting plate (14) is a support connecting plate with adjustable self length, and the support connecting plate (14) comprises a telescopic rod structure.
7. The ventilator test unit of claim 6, wherein: the telescopic rod structure comprises a first connecting rod (142) and a second connecting rod (143), and the first connecting rod (142) is partially sleeved in the second connecting rod (143); the telescopic rod locking component (144) is arranged at the end part of the second connecting rod (143), and the first connecting rod (142) and the second connecting rod (143) can be relatively fixed through the telescopic rod locking component (144).
8. A ventilator test unit as claimed in claim 1, wherein: the torque meter (2) is detachably connected with the torque end support (11) through a bolt assembly, and a height adjusting cushion block is arranged between the torque end support (11) and the torque meter (2).
9. A ventilator test unit as claimed in claim 1, wherein: the device also comprises a temperature sensor, a vibration noise sensor and an early warning unit, wherein the temperature sensor and the vibration noise sensor are respectively arranged on the torque instrument (2), and the early warning unit is respectively in communication connection with the temperature sensor and the vibration noise sensor.
10. A ventilator test unit as claimed in claim 1, wherein: the torque meter protecting cover is arranged on the periphery of the torque meter (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320070842.9U CN219101667U (en) | 2023-01-10 | 2023-01-10 | Ventilator test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320070842.9U CN219101667U (en) | 2023-01-10 | 2023-01-10 | Ventilator test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219101667U true CN219101667U (en) | 2023-05-30 |
Family
ID=86462661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320070842.9U Active CN219101667U (en) | 2023-01-10 | 2023-01-10 | Ventilator test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219101667U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117167314A (en) * | 2023-10-31 | 2023-12-05 | 浙江亿利达风机股份有限公司 | No-volute fan test installation structure and matched test method |
-
2023
- 2023-01-10 CN CN202320070842.9U patent/CN219101667U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117167314A (en) * | 2023-10-31 | 2023-12-05 | 浙江亿利达风机股份有限公司 | No-volute fan test installation structure and matched test method |
| CN117167314B (en) * | 2023-10-31 | 2024-05-17 | 浙江亿利达风机股份有限公司 | No-volute fan test installation structure and matched test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107314893B (en) | Modularized multifunctional rotor experiment table | |
| CN219101667U (en) | Ventilator test device | |
| CN109061471B (en) | Electromagnetic compatibility dynamometer testing system for electric automobile motor | |
| CN108414834B (en) | Performance comprehensive testing device of wind power variable-pitch slip ring | |
| CN106482694A (en) | Tip clearance measurement sensor dynamic calibration apparatus under hot environment | |
| CN111380698A (en) | Be used for new energy automobile to drive power assembly to dragging test bench structure | |
| CN108953130B (en) | A kind of compressor stator blade fan-shaped section Quick Release housing device | |
| CN211425858U (en) | Magnetic bearing static suspension test system and magnetic bearing static suspension test platform | |
| CN101655400A (en) | Method and device for testing shellless motor | |
| CN214225360U (en) | Motor test bench and test system thereof | |
| CN212845803U (en) | Motor integrated test equipment | |
| CN109506823B (en) | Radial force measuring device of fan blade in rotation state | |
| CN108731877A (en) | A kind of high precision measuring device of large-scale heavy duty rotary inertia | |
| CN215952979U (en) | Radial static stiffness testing device of foil air bearing | |
| CN105841948A (en) | Helicopter rotor hub bridle test board and test method therefor | |
| CN212932679U (en) | Adjustable speed sensor performance testing device | |
| CN109696286A (en) | A kind of high-speed electric main shaft dynamically load vibration measurement device | |
| CN112710870B (en) | Performance detection device for APU (auxiliary Power Unit) speed sensor | |
| CN213543454U (en) | Cylindrical part deflection detection device | |
| CN110470434B (en) | Device and method for air leakage test of turbocharger | |
| CN109520562B (en) | Timing detection device for blade end and installation method thereof | |
| CN209927888U (en) | High-speed operation detection table for reluctance rotary transformer | |
| CN209910816U (en) | Sensor test bench | |
| CN111912720A (en) | Centrifugal loading device for photosensitive resin model | |
| CN219996478U (en) | Single rotor wing aerodynamic characteristic testing device under low density environment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |