CN114735233A - Adjustable heating system for hot mode test - Google Patents
Adjustable heating system for hot mode test Download PDFInfo
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- CN114735233A CN114735233A CN202210259856.5A CN202210259856A CN114735233A CN 114735233 A CN114735233 A CN 114735233A CN 202210259856 A CN202210259856 A CN 202210259856A CN 114735233 A CN114735233 A CN 114735233A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/60—Testing or inspecting aircraft components or systems
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- Aviation & Aerospace Engineering (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention provides an adjustable heating system for a hot mode test, which comprises a reflecting plate, a lamp tube bracket, groove aluminum, a distance ring and an insulating ring, wherein the reflecting plate is arranged on the upper surface of the lamp tube bracket; the top of the reflecting plate is fixedly connected with the groove aluminum; the middle part of the reflecting plate is provided with a rectangular hole which is used for connecting non-contact mode testing equipment; the upper side and the lower side of the rectangular hole are respectively provided with a first groove, and one or more lamp tube brackets are arranged in the first grooves; the lamp tube bracket comprises a wire connecting rod with conductive performance and a mounting end for mounting the lamp tube, and the wire connecting rod is in plugging fit with the first groove; the distance ring and the insulating ring are sleeved on the line connecting rod; the first groove does not allow passage of both the distance ring and the insulating ring. The lamp tube support and the reflector plate are in first-time insertion fit, so that the left and right positions of the lamp tube support can be adjusted, the distance between the lamp tube and a test piece can be adjusted by arranging the distance ring, the measurement space of non-contact measurement can be ensured, and the validity of a test result can be ensured.
Description
Technical Field
The invention relates to the field of structural thermal tests, in particular to an adjustable heating system for a thermal model test.
Background
Under the high temperature condition, the strength limit and the elastic modulus of the missile control surface structural material can be obviously changed, so that the modal parameters of a control system are obviously deviated compared with the normal temperature environment, and in order to ensure the normal work of the missile, a thermal mode test needs to be carried out on the missile control surface and the wing surface to test the change of the modal performance parameters. In the test, a non-contact measurement mode is required, and the temperature of the heating surface of the test piece is uniformly applied.
In the prior heating system design, the position of a test product is fixed, and a heater cannot be adjusted. In the development of the hot mode test, in order to meet the requirements of uniform heating of a test piece in the hot mode test process and position adjustment of the heater, the space of non-contact mode test equipment can be met, and the position of a product to be tested needs to be adjusted for multiple times.
The prior Chinese patent with publication number CN103630313B discloses an excitation system for a thermal mode test of an aircraft heated structure and a test method thereof, wherein one end of a high-temperature-resistant excitation device of the excitation system is suspended on a bearing beam through a metal braided rope, the other end of the high-temperature-resistant excitation device is connected with one side of the bottom of a test piece, the top of the test piece is suspended on the bearing beam through a suspension device, and quartz lamp heaters are arranged on two sides of the test piece.
The inventors have recognized that the prior art lacks flexibility in adjusting the heating system and that it would be desirable to provide an adjustable heating system.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an adjustable heating system for a thermal mode test.
According to the invention, the adjustable heating system for the thermal mode test comprises: the lamp comprises a reflecting plate, a lamp tube bracket, groove aluminum, a distance ring and an insulating ring; the top of the reflecting plate is fixedly connected with the groove aluminum; the middle part of the reflecting plate is provided with a rectangular hole which is used for connecting non-contact mode testing equipment; the upper side and the lower side of the rectangular hole are respectively provided with a first groove, and one or more lamp tube brackets are arranged in the first grooves; the lamp tube bracket comprises a wire connecting rod with conductive performance and a mounting end for mounting a lamp tube, and the wire connecting rod is in plugging fit with the first groove; the distance ring and the insulating ring are sleeved on the wire connecting rod; one or more distance rings are positioned on one side of the first groove close to the mounting end; one end of the insulating ring is embedded in the first groove, and the other end of the insulating ring is positioned on one side, far away from the mounting end, of the first groove; the first groove does not allow passage of both the distance ring and the insulating ring.
Preferably, a second groove is formed in the top of the reflecting plate, and a third groove corresponding to the second groove is formed in the groove aluminum; the reflecting plate and the groove aluminum are adjusted left and right through the matching of the second groove and the third groove.
Preferably, the channel aluminum is angled by providing a shim plate on one side.
Preferably, both ends of the top of the channel aluminum are provided with through holes.
Preferably, a power amplifier is connected to the terminal bar.
Preferably, threaded holes are uniformly formed in the mounting end.
Preferably, the material of the reflection plate includes aluminum alloy 2a 12.
Preferably, the lamp tube support material comprises copper H96.
Preferably, the distance ring comprises a ceramic distance ring.
Preferably, the insulating ring comprises a ceramic insulating ring.
Compared with the prior art, the invention has the following beneficial effects:
1. the lamp tube support and the reflector plate are in first-time insertion fit, so that the left and right positions of the lamp tube support can be adjusted, the distance between the lamp tube and a test piece can be adjusted by arranging the distance ring, the measurement space of non-contact measurement can be ensured, and the validity of a test result can be ensured.
2. The base plate is arranged on one side of the groove aluminum to adjust the angle, so that the lamp tube is parallel to the heating surface of the test piece, the test piece is heated uniformly, the phenomena of underexamination and over-examination caused by local heating of the test piece are reduced, and the smooth completion of the test is ensured.
3. According to the invention, through the matching of the reflecting plate and the groove aluminum and the matching of the reflecting plate and the lamp tube bracket, the convenience of disassembly and assembly is improved, the application range is improved, the cost is saved, and the efficiency is improved.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic diagram of the overall structure of an adjustable thermal mode test heating system embodying the invention;
FIG. 2 is a schematic diagram of the overall structure of an adjustable thermal mode test heating system according to the present invention;
FIG. 3 is a schematic view of the overall structure of a reflection plate according to the present invention;
FIG. 4 is a schematic view of the overall structure of a lamp holder according to the present invention;
FIG. 5 is a schematic view of the overall structure of the channel aluminum according to the present invention;
FIG. 6 is a schematic view of the overall structure of a distance ring embodying the present invention;
fig. 7 is a schematic view of the overall structure of the insulating ring according to the present invention.
Shown in the figure:
Mounting end 22 channel aluminum 3 third channel 31
Through hole 32 is spaced from ring 4 by insulating ring 5
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the concept of the invention. All falling within the scope of the present invention.
As shown in fig. 1 to 7, an adjustable thermal mode test heating system provided in accordance with the present invention includes: the lamp tube comprises a reflecting plate 1, a lamp tube bracket 2, a groove aluminum 3, a distance ring 4 and an insulating ring 5; the top of the reflecting plate 1 is fixedly connected with the groove aluminum 3; a rectangular hole 11 is formed in the middle of the reflecting plate 1, and the rectangular hole 11 is used for connecting non-contact mode testing equipment; the upper side and the lower side of the rectangular hole 11 are both provided with a first groove 12, and one or more lamp tube brackets 2 are arranged in the first groove 12; the lamp tube bracket 2 comprises a wiring rod 21 with conductive performance and a mounting end 22 for mounting the lamp tube, wherein the wiring rod 21 is in plugging fit with the first groove 12; the distance ring 4 and the insulating ring 5 are sleeved on the wire connecting rod 21; one or more distance rings 4 are located on a side of the first slot 12 proximal to the mounting end 22; one end of the insulating ring 5 is embedded in the first groove 12, and the other end is positioned on one side of the first groove 12 far away from the mounting end 22; the first groove 12 does not allow passage of both the distance ring 4 and the insulating ring 5.
The method is suitable for simulating the temperature environment suffered by the tactical model control surface, airfoil surface and other component-level test pieces in the flight process. According to the size and temperature distribution requirements of a test piece, the reflecting plate 1 and the lamp tube support 2 are designed, so that the lamp tube is better attached to the control surface and the wing surface. The measuring space of non-contact measurement can be ensured by adjusting the lamp tube bracket 2, the validity of a test result is ensured, the labor cost is reduced, the efficiency is improved, and the purpose of ensuring the safety of the test is achieved.
A second groove 13 is arranged at the top of the reflecting plate 1, and a third groove 31 corresponding to the second groove 13 is arranged on the groove aluminum 3; the reflecting plate 1 and the groove aluminum 3 are adjusted left and right by the cooperation of the second groove 13 and the third groove 31. Preferably, the second groove 13 and the third groove 31 each include two rectangular grooves, and the widths of the second groove 13 and the third groove 31 are the same, so that the position of the reflection plate 1 can be adjusted left and right according to the test requirements.
The groove aluminum 3 is of a frame structure, through holes 32 are formed in two ends of the top of the groove aluminum 3, and the through holes 32 at two ends are used for fixing the groove aluminum 3. The angle of the groove aluminum 3 is adjusted by arranging the base plate on one side, and the angle of the groove aluminum 3 is adjusted according to the inclination angle of the test piece, so that the lamp tube is better attached to the control surface and the airfoil surface. The angle and the position can be adjusted, so that the heater is always parallel to the test piece, and the measuring space of non-contact measurement is ensured. The angle of the groove aluminum 3 is adjusted, so that the lamp tube is parallel to the heating surface of the test piece, the heating is uniform, the phenomena of underexamination and over-examination caused by local heating of the test piece are avoided, and the smooth completion of the test is ensured.
The lamp tube bracket 2 comprises a wire connecting rod 21 with electric conductivity and a mounting end 22 for mounting the lamp tube, wherein the mounting end 22 is in an arc structure, and threaded holes are uniformly formed in the mounting end 22 and are used for connecting the quartz lamp tube. The wire connecting rod 21 is connected with a power amplifier for supplying power to the quartz lamp tube.
One or more lamp tube supports 2 are arranged on the first groove 12, the positions of the lamp tube supports 2 can be adjusted left and right according to test requirements, the measurement space of non-contact measurement is guaranteed, and the effectiveness of test results is guaranteed.
The distance ring 4 comprises a ceramic distance ring. The cross-sectional dimension of the distance ring 4 exceeds the width of the first slot 12 such that one or more distance rings 4 are located on the side of the first slot 12 proximal to the mounting end 22. The length of the lamp tube bracket 2 can be determined by adjusting the number of the distance rings 4 according to the test requirements, so that the distance between the lamp tube and the test piece can be adjusted.
The material of the reflection plate 1 comprises aluminum alloy 2a12, and the material of the lamp tube support 2 comprises copper H96, so that the insulation of the lamp tube support 2 from the reflection plate 1 needs to be realized by the insulating ring 5. The insulating ring 5 comprises a ceramic insulating ring. The size of one end that insulating ring 5 inlayed and establish in first groove 12 matches with the width of first groove 12, and the one end size that is located one side that first groove 12 kept away from installation end 22 exceeds the width of first groove 12, when effectively guaranteeing to insulate.
The present application specifically describes the present system and its installation process by taking the following data as an example.
The middle part of the reflecting plate 1 is a rectangular hole 11 with the length of 450mm and the width of 200mm, and the upper and lower 160mm parts of the rectangular hole 11 are respectively provided with a first groove 12 with the length of 420mm and the width of 15 mm. The upper top surface of the reflecting plate 1 is provided with 2 second grooves 13 with the length of 95mm and the width of 10 mm.
The lamp tube bracket 2 is in a circular arc structure. The mounting end 22 is uniformly provided with M8 threaded holes for connecting the quartz lamp tube. The wire connecting rod 21 is a copper rod with the length of 200mm and M10 full threads, is connected with a power amplifier and supplies power to the quartz lamp tube.
The groove aluminum 3 is a frame structure, the upper part is provided with 2 third grooves 31 with the length of 100mm and the width of 10mm, and the two ends are respectively provided with 2 through holes 32 with the diameter of 22 mm.
The installation process of this application is as follows:
the method comprises the following steps: the lamp tube support 2 is insulated from the reflecting plate 1 by the insulating ring 5, the insulating ring 5 is fixed on the lamp tube support 2 by the M10 nut, and the number of the distance rings 4 is adjusted to determine the extending length of the lamp tube support 2;
step two: fixing the second groove 13 on the top of the reflecting plate 1 and the third groove 31 on the upper part of the groove aluminum 3 by using a bolt of M10, and adjusting the position of the reflecting plate 1;
step three: fixing the quartz lamp tube and the lamp tube bracket 2;
step four: the channel aluminum 3 is connected with the ground fixing member by means of an M22 bolt, and the inclination angle of the channel aluminum 3 is adjusted.
The method is suitable for the thermal model test of the control surfaces and the wing surfaces of the guided missiles, can meet the loading requirement of thermal environments of products with control surface and wing surface types below 1000 ℃, can adjust the angle and the position to enable the heater to be always parallel to a test piece, and ensures the measuring space of non-contact measurement. This application easy dismounting, the experimental receipts of being convenient for, the scene is succinct, and maintainability is good, reaches the purpose of practicing thrift the human cost, raise the efficiency, ensure experimental safety.
Principle of operation
The top of the reflecting plate 1 is matched and fixedly connected with the groove aluminum 3 through the second groove 13 and the third groove 31. The lamp tube support 2 is inserted in the first groove 12 of the reflecting plate 1, the position of the lamp tube support 2 can be adjusted left and right according to test requirements, the measuring space of non-contact measurement is guaranteed, and the effectiveness of a test result is guaranteed. The wire connecting rod 21 on the lamp tube bracket 2 is sleeved with a distance ring 4 and an insulating ring 5. The length of the lamp tube bracket 2 can be determined by adjusting the number of the distance rings 4 according to the test requirements, so that the distance between the lamp tube and the test piece can be adjusted. The lamp tube holder 2 is insulated from the reflection plate 1 by an insulating ring 5. The mounting end 22 of the lamp support 2 is provided with a quartz lamp for heating. The angle of the groove aluminum 3 is adjusted by arranging the base plate on one side, so that the lamp tube is parallel to the heating surface of the test piece, and the heating is uniform.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. The utility model provides an experimental heating system of adjustable hot mode attitude which characterized in that includes: the lamp tube comprises a reflecting plate (1), a lamp tube bracket (2), groove aluminum (3), a distance ring (4) and an insulating ring (5);
the top of the reflecting plate (1) is fixedly connected with the groove aluminum (3);
a rectangular hole (11) is formed in the middle of the reflecting plate (1), and the rectangular hole (11) is used for connecting non-contact mode testing equipment;
the upper side and the lower side of the rectangular hole (11) are respectively provided with a first groove (12), and one or more lamp tube brackets (2) are arranged in the first grooves (12);
the lamp tube bracket (2) comprises an electric conduction wire connecting rod (21) and a mounting end (22) for mounting a lamp tube, and the wire connecting rod (21) is in plugging fit with the first groove (12);
the distance ring (4) and the insulating ring (5) are sleeved on the wire connecting rod (21);
one or more of said distance rings (4) being located on the side of said first slot (12) proximal to said mounting end (22);
one end of the insulating ring (5) is embedded in the first groove (12), and the other end of the insulating ring is positioned on one side, far away from the mounting end (22), of the first groove (12);
the first groove (12) does not allow the passage of both the distance ring (4) and the insulating ring (5).
2. The adjustable heating system for the thermal mode test of the thermal model as claimed in claim 1, wherein a second groove (13) is arranged on the top of the reflecting plate (1), and a third groove (31) corresponding to the second groove (13) is arranged on the groove aluminum (3);
the reflecting plate (1) and the groove aluminum (3) are adjusted left and right through the matching of the second groove (13) and the third groove (31).
3. The adjustable thermal mode test heating system of claim 1, wherein the channel aluminum (3) is angled by providing a shim plate on one side.
4. The adjustable heating system for the hot mode test of the hot mold according to claim 1, wherein through holes (32) are formed in both ends of the top of the channel aluminum (3).
5. The adjustable thermal modal testing heating system of claim 1 wherein a power amplifier is connected to said wire connector bar (21).
6. The adjustable thermal mode test heating system of claim 1, wherein threaded holes are uniformly provided in the mounting end (22).
7. The adjustable thermal mode test heating system of claim 1, wherein the material of the reflective plate (1) comprises aluminum alloy 2a 12.
8. The adjustable thermal mode test heating system of claim 1, wherein the lamp tube holder (2) material comprises copper H96.
9. The adjustable thermal mode test heating system of claim 1, wherein the distance ring (4) comprises a ceramic distance ring.
10. The adjustable thermal mode test heating system of claim 1, wherein the insulating ring (5) comprises a ceramic insulating ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210259856.5A CN114735233A (en) | 2022-03-16 | 2022-03-16 | Adjustable heating system for hot mode test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210259856.5A CN114735233A (en) | 2022-03-16 | 2022-03-16 | Adjustable heating system for hot mode test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114735233A true CN114735233A (en) | 2022-07-12 |
Family
ID=82277827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210259856.5A Pending CN114735233A (en) | 2022-03-16 | 2022-03-16 | Adjustable heating system for hot mode test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114735233A (en) |
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2022
- 2022-03-16 CN CN202210259856.5A patent/CN114735233A/en active Pending
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