CN217358961U - Cooling system and fan blade test device - Google Patents
Cooling system and fan blade test device Download PDFInfo
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- CN217358961U CN217358961U CN202220196365.6U CN202220196365U CN217358961U CN 217358961 U CN217358961 U CN 217358961U CN 202220196365 U CN202220196365 U CN 202220196365U CN 217358961 U CN217358961 U CN 217358961U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to a fatigue test field provides a cooling system and fan blade test device for carry out accurate cooling to the test piece that carries out fatigue test, this cooling system includes temperature-detecting device and heat sink. The temperature detection device is used for detecting the temperature of the test piece in the fatigue test process, when the temperature detection device detects the temperature abnormality of the test piece, the cooling device cools the position where the temperature of the test piece abnormally rises, the temperature of each position of the test piece is guaranteed to be always at a normal level, and the temperature is prevented from rising abnormally, so that the test piece is cracked or damaged.
Description
Technical Field
The utility model relates to a fatigue test technical field especially relates to a cooling system and fan blade test device.
Background
At present, in the fatigue test of the fan blade in China, a vibration exciter is adopted to drive the fan blade to repeatedly swing along the swinging and waving directions, and the test times are 100-500 thousands of times. When the fan blade waves and is subjected to shimmy fatigue test, the local position is influenced by factors such as alternating load and sunshine, the abnormal rise of temperature can occur, so that the fan blade is cracked or damaged, and the test evaluation result is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cooling system and fan blade test device for when solving among the prior art at test pieces such as fan blade and carrying out fatigue test, the local position of test piece appears the temperature and risees the defect that leads to test piece crackle or damage to appear unusually, realizes carrying out the effect of accurate cooling to the position that test piece temperature unusually risees in the fatigue test process.
The utility model provides a cooling system for the test piece to carrying out fatigue test cools down, include: the temperature detection device is used for detecting the temperature of the test piece; and the cooling device is used for cooling the abnormal temperature position of the test piece when the temperature detection device detects that the temperature of the test piece is abnormal.
According to the utility model provides a pair of cooling system, temperature-detecting device includes that first support subassembly is in with the setting temperature detection spare on the first support subassembly.
According to the utility model provides a pair of cooling system, first bracket component includes: a first mounting member; the first moving assembly is movably arranged on the first mounting part, the moving direction of the first moving assembly is parallel to the extending direction of the test piece, and the temperature detection piece is arranged on the first moving assembly.
According to the utility model provides a pair of cooling system, first removal subassembly with still be provided with the second between the temperature-detecting piece and remove the subassembly, the second remove the subassembly the moving direction with the moving direction of first removal subassembly is perpendicular.
According to the utility model provides a pair of cooling system, the temperature detects the piece and is thermal imaging system.
According to the utility model provides a pair of cooling system, the heat sink includes that second bracket component and setting are in cooling subassembly on the second bracket component.
According to the utility model provides a pair of cooling system, the second bracket component includes: a second mount; the third moving assembly is movably arranged on the second mounting part, the moving direction of the third moving assembly is parallel to the extending direction of the test piece, and the cooling assembly is arranged on the third moving assembly.
According to the utility model provides a pair of cooling system, the third remove the subassembly with still be provided with the fourth between the cooling subassembly and remove the subassembly, the moving direction of fourth removal subassembly with the moving direction of third removal subassembly is perpendicular.
According to the utility model provides a pair of cooling system, the cooling subassembly is air-cooled subassembly or water-cooled subassembly.
The utility model also provides a fan blade test device, including the testing machine with as above arbitrary item the cooling system, the cooling system is used for cooling down the fan blade of being tested.
The utility model provides a cooling system for carry out accurate cooling to the test piece that carries out fatigue test, this cooling system includes temperature-detecting device and heat sink. The temperature detection device is used for detecting the temperature of the test piece in the fatigue test process, when the temperature detection device detects the temperature abnormality of the test piece, the temperature reduction device reduces the temperature of the abnormal position of the temperature of the test piece, the temperature of each position of the test piece is guaranteed to be always at a normal level, and the abnormal rise of the temperature is prevented from occurring, so that the test piece is prevented from cracking or being damaged.
Further, the utility model provides a fan blade test device owing to install as above cooling system, consequently, have with as above the same advantage.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a fan blade testing apparatus provided by the present invention;
reference numerals:
100: a testing machine; 200: a fan blade; 301: a first movable frame body; 302: a temperature detection member; 303: a first telescoping device; 304: a first track; 401: a second moving frame body; 402: a cooling assembly; 403: a second telescoping device; 404: a second track.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.
The cooling system and fan blade testing apparatus of the present invention will be described with reference to fig. 1.
The utility model provides a cooling system is used for carrying out temperature detection to the test piece that carries out fatigue test to cool down the position that the temperature anomaly risees. The utility model provides a cooling system can include temperature-detecting device and heat sink.
The utility model provides a cooling system can use in carrying out fatigue test's scene to fan blade. During the test, the fan blade 200 is arranged on the testing machine 100, and the vibration exciter drives the fan blade 200 to repeatedly swing along the directions of shimmy and waving. In the test process, the fan blade 200 is influenced by factors such as alternating load and sunshine, and the temperature of some positions of the fan blade 200 is abnormally increased.
Of course, the utility model provides a cooling system can also use in the fatigue test scene of other testpieces, and is following to it is right to carry out fatigue test's scene to fan blade 200 the utility model provides a cooling system's structure explains.
Before the test, the simulation technology is utilized to simulate the heat distribution of the fan blade 200, the position where the temperature of the fan blade 200 is easy to rise in the fatigue test is selected, and the position where the temperature is easy to rise can be listed as a detection position. The temperature detection device may be provided on the testing machine 100, or may be provided at another position close to the testing machine 100, for example, at another position such as the ground, and the detection end of the temperature detection device may be aligned with the detection position to detect a temperature change.
The cooling device may be provided on the testing machine 100, or may be provided at another position close to the testing machine 100, such as the ground. When the temperature detection device detects that the temperature rise of the detection position exceeds the preset value, the cooling device cools the detection position, and the fan blade 200 is prevented from being cracked or damaged due to abnormal temperature rise of the detection position.
The utility model provides a cooling system combines the easy rising position of simulation technique confirmed temperature, through temperature-detecting device and heat sink, carries out temperature detection and cooling operation to fan blade 200's detection position, can guarantee that the temperature of detection position is in normal range all the time, prevents that some position temperature of fan blade 200 from rising unusually, leads to the problem of fan blade 200 fracture or damage.
In an embodiment of the present invention, the temperature detecting device includes a first bracket component and a temperature detecting member 302 disposed on the first bracket component. The first support component can be connected with the testing machine 100, and can also be connected with other positions such as the ground that is close to the testing machine 100, and the purpose of first support component is used for supporting temperature detection piece 302, makes temperature detection piece 302 be close to the detection position of test pieces such as fan blade 200, and temperature detection piece 302 can be thermal imager, can contactless carry out temperature detection to the detection position of test pieces such as fan blade 200, and non-contact's temperature detection mode can not influence the process of testing of test pieces such as fan blade 200.
In an embodiment of the present invention, the first bracket assembly may be fixedly disposed on the testing machine 100 or the ground near the testing machine 100, and after the fan blade 200 is mounted on the testing machine 100 and the temperature detecting member 302 is fixed on the first bracket assembly, the temperature detecting member 302 is located at the top, bottom, or side of the fan blade 200 or at any position, but the temperature detecting member 302 does not contact with the fan blade 200.
In the actual test process, the position that the temperature easily rises may be more than one, may be many places, and this just needs temperature-detecting device can detect the temperature of a plurality of detection positions, therefore, in the utility model discloses an in another embodiment, the mobilizable setting of foretell first support subassembly makes first support subassembly can drive temperature detection piece 302 and move between a plurality of detection positions, and the continuous inspection of patrolling is carried out to a plurality of detection positions on testing machine 100 or subaerial.
Therefore, the first bracket assembly may include a first mounting part, which may be the first rail 304, and a first moving assembly, which may be the first moving frame 301, and the first moving frame 301 is slidably coupled to the first rail 304. The first rail 304 may be disposed on the testing machine 100 or the ground, and the first rail 304 may be disposed along the extending direction of the fan blade 200, so that the first moving frame 301 may reciprocate along the extending direction of the fan blade 200, and may reach any position of the fan blade 200, and further may drive the temperature detecting member 302 to reach a plurality of detection positions of the fan blade 200.
In a further embodiment, a second moving assembly may be further disposed between the first moving frame 301 and the temperature detecting element 302, and a moving direction of the second moving assembly is perpendicular to a moving direction of the first moving assembly, for example, the first moving assembly moves in a horizontal direction, and the second moving assembly moves in a vertical direction. Further, the second moving assembly may be a first telescopic device 303 such as an air cylinder, an electric push rod, and the like. Therefore, the temperature detecting element 302 can move along with the first moving frame 301 along the extending direction of the fan blade 200, and can also move along the height direction of the fan blade 200 under the driving of the first telescopic device 303, so as to enlarge the detection range of the temperature detecting element 302.
In an embodiment of the present invention, the cooling device may include a second bracket component and a cooling component 402 disposed on the second bracket component, and the second bracket component may be connected to the testing machine 100 or the ground. When the temperature that temperature detection piece 302 detected the detection position surpassed preset temperature, cooling subassembly 402 cooled down the detection position through the cold medium, and the cold medium can be air or water etc..
In an embodiment of the present invention, the second bracket component can be fixedly disposed on the testing machine 100 or on the ground, when the fan blade 200 is mounted on the testing machine 100 and the cooling component 402 is fixed on the second bracket component, the cooling component 402 is located at the top, bottom, or side surface or any position of the fan blade 200, but the cooling component 402 does not contact with the test pieces such as the fan blade 200. The non-contact cooling assembly 402 can ensure that the fatigue test process of the test piece such as the fan blade 200 is not influenced when the test piece such as the fan blade 200 is cooled.
In the actual test in-process, the position that the temperature easily rises may be more than one, probably be many places, this just needs cooling subassembly 402 can cool down a plurality of detection positions, therefore, in the utility model discloses a further embodiment, the mobilizable setting of foretell second bracket component is at testing machine 100 or subaerial, when temperature that temperature detection piece 302 detected one of them detection position rose and surpassed the default, the second bracket component drove cooling subassembly 402 and moves this position, cools down this position, when temperature detection piece 302 detected the temperature that the second detected the position rose and surpassed the default, the second bracket component drove cooling subassembly 402 and moves the second and detects the position, cools down this position.
Therefore, the second support assembly may include a second mounting member and a third moving assembly, the second mounting member may be a second rail 404, the third moving assembly may be a second moving frame 401, the second rail 404 is disposed on the testing machine 100 or the ground, and the second rail 404 may be disposed along the extending direction of the fan blade 200, so that the second moving frame 401 may reciprocate along the extending direction of the fan blade 200, and may reach any position of the fan blade 200, and further may drive the cooling assembly 402 to reach a plurality of detection positions of the fan blade 200 for cooling.
In a further embodiment, a fourth moving assembly may be further disposed between the second moving frame 401 and the cooling assembly 402, and a moving direction of the fourth moving assembly is perpendicular to a moving direction of the second moving frame 401, for example, the second moving frame 401 moves in a horizontal direction, and the fourth moving assembly moves in a vertical direction. The fourth moving component may be a second telescopic device 403 such as an air cylinder, an electric push rod, etc. Therefore, the cooling assembly 402 can move along the extending direction of the fan blade 200 along with the second moving frame 401, and can also move along the height direction of the fan blade 200 under the driving of the second expansion device 403, so as to expand the cooling range of the cooling assembly 402.
The first moving component and the third moving component can be respectively arranged on two sides of the fan blade 200, can also be arranged on the same side of the fan blade 200, or can also be arranged above the fan blade 200, or can also be arranged below the fan blade 200, as long as the temperature of the fan blade 200 can be detected, and meanwhile, the temperature of the abnormal temperature position can be reduced when the temperature is abnormal. In other words, the present application does not limit the locations of the temperature detection device and the temperature reduction device.
In an embodiment of the present invention, the cooling module 402 may be an air cooling module, such as a fan. Alternatively, the cooling component 402 may be a water cooling component, such as a water gun.
The utility model also provides a fan blade test device, including testing machine 100 and as above cooling system, testing machine 100 is used for carrying out fatigue test to fan blade 200, all is provided with the vibration exciter on the general testing machine 100, and during the experiment, fan blade 200 sets up on testing machine 100, by vibration exciter drive fan blade 200 along the direction of shimmy, waving repeatedly swing. The temperature detection device in the cooling system is arranged on the testing machine 100 and used for detecting the temperature of the fan blade 200 for performing the fatigue test. The heat sink sets up on testing machine 100, cooperates with temperature-detecting device, and when temperature-detecting device detected that fan blade 200's certain position temperature rose unusually, the heat sink cooled down to this position, prevented that fan blade 200's temperature unusually from rising and leading to fan blade 200 fracture or damage.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a cooling system for to carrying out fatigue test's test piece cool down, include:
the temperature detection device can movably detect the temperatures of a plurality of positions to be detected of the test piece;
and when the temperature detection device detects that the temperature of one of the positions to be detected of the test piece is abnormal, the temperature reduction device is used for reducing the temperature of the abnormal temperature position of the test piece.
2. The cooling system, as set forth in claim 1, wherein the temperature sensing device comprises a first bracket assembly and a temperature sensing member disposed on the first bracket assembly.
3. The cooling system, as set forth in claim 2, wherein the first bracket assembly comprises:
a first mounting member;
the first moving assembly is movably arranged on the first mounting part, the moving direction of the first moving assembly is parallel to the extending direction of the test piece, and the temperature detection piece is arranged on the first moving assembly.
4. The cooling system according to claim 3, wherein a second moving assembly is further arranged between the first moving assembly and the temperature detecting member, and the moving direction of the second moving assembly is perpendicular to the moving direction of the first moving assembly.
5. The cooling system according to any one of claims 2 to 4, wherein the temperature detecting member is a thermal imager.
6. The cooling system according to any one of claims 1 to 4, wherein the cooling device comprises a second bracket component and a cooling component arranged on the second bracket component.
7. The cooling system, as set forth in claim 6, wherein said second bracket assembly comprises:
a second mount;
the third moving assembly is movably arranged on the second mounting piece, the moving direction of the third moving assembly is parallel to the extending direction of the test piece, and the cooling assembly is arranged on the third moving assembly.
8. The cooling system according to claim 7, wherein a fourth moving assembly is further disposed between the third moving assembly and the cooling assembly, and a moving direction of the fourth moving assembly is perpendicular to a moving direction of the third moving assembly.
9. The cooling system, as set forth in claim 8, wherein the cooling assembly is an air-cooled assembly or a water-cooled assembly.
10. A fan blade testing device is characterized by comprising a testing machine and the cooling system according to any one of claims 1-9, wherein the cooling system is used for cooling a tested fan blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220196365.6U CN217358961U (en) | 2022-01-24 | 2022-01-24 | Cooling system and fan blade test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220196365.6U CN217358961U (en) | 2022-01-24 | 2022-01-24 | Cooling system and fan blade test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217358961U true CN217358961U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220196365.6U Active CN217358961U (en) | 2022-01-24 | 2022-01-24 | Cooling system and fan blade test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217358961U (en) |
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2022
- 2022-01-24 CN CN202220196365.6U patent/CN217358961U/en active Active
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