A flying temperature sensor mounting housing

Abstract

The utility model provides a kind of flying test temperature sensor installation shell, and installation shell whole includes countersunk head, bolt body and bundle segment.The hole of installation shell countersunk head center can install temperature sensing unit.Installation shell bolt body and bundle segment are all adopted hollow design, can protect internal temperature sensing unit.Installation shell bolt body tail part designs outer thread, for with nut connection and fixed.Effectively solved the problem of spaceflight parts reliability, interchangeability and standardization design.

Description

Technical Field

[0001] This utility model belongs to the field of surface temperature measurement technology, and specifically relates to a mounting housing for a flight test temperature sensor. Background Technology

[0002] Flight testing is one of the most important testing methods in the aerospace field. It can directly verify aircraft performance, ensure flight safety, and promote technological optimization and innovation. By installing temperature sensors on prototype aircraft, researchers can obtain more accurate thermal environment data, providing strong support for the final design and production of aircraft.

[0003] To address the challenges of reliability, interchangeability, and standardized design of temperature sensors required for flight testing, a mounting housing for flight test temperature sensors is proposed. Utility Model Content

[0004] The technical problem to be solved by this utility model is to overcome the shortcomings of the existing technology and propose a mounting shell for a flight test temperature sensor; and to overcome the problems of high cost and low interchangeability of the current customized design of flight test sensors.

[0005] The technical solution provided by this utility model is as follows:

[0006] This utility model discloses a mounting housing for a flight test temperature sensor, including a countersunk head, a plug, and a wire harness segment; wherein, one end of the plug is connected to the countersunk head, and the other end is connected to the wire harness segment;

[0007] The countersunk head, the bolt body, and the bundle segment are all provided with through holes in their centers, and the through holes are interconnected.

[0008] A temperature-sensitive unit is inserted into the through hole and potted with high-temperature adhesive to form an independent sensor unit. The sensor unit is fixed to the test point of the flight test prototype to perform thermal measurements and obtain thermal environment data at the test point.

[0009] Furthermore, in the aforementioned outer shell, the countersunk head is cylindrical or prismatic in shape.

[0010] Furthermore, in the aforementioned outer casing, the outer wall of the plug is provided with external threads.

[0011] Furthermore, in the aforementioned outer casing, the wall thickness of the wire section is 0.2–0.5 mm, and its outer diameter is smaller than that of the plug body.

[0012] Furthermore, the aforementioned outer shell may be made of metal, inorganic non-metallic materials, or organic materials.

[0013] Furthermore, in the aforementioned housing, the inner diameter of the countersunk hole is smaller than the inner diameter of the pin hole, matching the outer diameter of the temperature sensing unit.

[0014] Furthermore, in the aforementioned outer casing, the inner diameter of the through-hole of the plug is the same as the inner diameter of the through-hole of the wire section.

[0015] Furthermore, in the aforementioned outer shell, the plug body is cylindrical in shape.

[0016] Furthermore, in the aforementioned outer casing, the wire bundle segments are cylindrical or prismatic.

[0017] Compared with the prior art, this utility model has the following advantages:

[0018] (1) The flight test temperature sensor mounting shell provided by this utility model has a certain structural strength, effectively protects the internal temperature sensing unit, and overcomes the reliability problem of the flight test temperature sensor.

[0019] (2) The mounting shell for a flight test temperature sensor provided by this utility model has a countersunk head (1) that can achieve airtightness;

[0020] (3) The mounting shell of the test temperature sensor provided by this utility model has an external thread design for the bolt body (2), which is convenient to fix with the product under test and can be quickly replaced after the sensor is damaged, thus realizing the interchangeability design.

[0021] (4) The mounting shell for a flight test temperature sensor provided by this utility model has a thin-walled structure for the pin body (2) and the wire section (3), which realizes the overall lightweight design of the structure.

[0022] (5) The present invention provides a flight test temperature sensor mounting shell, which, after being packaged with the internal sensitive element, forms an independent module, realizing modular and standardized design.

[0023] (6) This utility model utilizes a countersunk head to achieve airtightness of the sensor, uses a small hole in the center of the countersunk head to place the temperature sensing unit, uses a bolt body containing a wiring channel to provide structural strength, and uses the external thread at the tail of the bolt body to provide a way to fix it to the product being tested. Attached Figure Description

[0024] Figure 1 This is a structural diagram of the housing for a flight test temperature sensor.

[0025] 1-Counterhead; 2-Opole body; 3-Wire bundle segment. Detailed Implementation

[0026] The features and advantages of this utility model will become clearer and more explicit through the following detailed description.

[0027] The term “exemplary” as used herein means “serving as an example, embodiment, or illustration.” Any embodiment illustrated herein as “exemplary” is not necessarily to be construed as superior to or better than other embodiments.

[0028] This utility model discloses a flight test temperature sensor mounting housing, including a countersunk head 1, a plug 2, and a wire harness segment 3; wherein, one end of the plug 2 is connected to the countersunk head 1, and the other end is connected to the wire harness segment 3;

[0029] The countersunk head 1, the bolt body 2, and the wire bundle segment 3 are all provided with through holes in their centers, and the through holes are interconnected with each other.

[0030] A temperature-sensitive unit is inserted into the through hole and potted with high-temperature adhesive to form an independent sensor unit. The sensor unit is fixed to the test point of the flight test prototype to perform thermal measurements and obtain thermal environment data at the test point.

[0031] Preferably, the countersunk head 1 is cylindrical or prismatic in shape.

[0032] Preferably, the outer wall of the plug body 2 is provided with external threads.

[0033] Preferably, the wall thickness of the wire section 3 is 0.2 to 0.5 mm, and the outer diameter is smaller than the outer diameter of the plug body 2.

[0034] Preferably, metals, inorganic non-metallic materials, or organic materials are used.

[0035] Preferably, the inner diameter of the through hole of the countersunk head 1 is smaller than the inner diameter of the through hole of the plug body 2, and matches the outer diameter of the temperature sensing unit.

[0036] Preferably, the inner diameter of the through hole of the plug body 2 is the same as the inner diameter of the through hole of the wire section 3.

[0037] Preferably, the plug body 2 is cylindrical in shape.

[0038] Preferably, the bundle segment 3 is a cylinder or a prism.

[0039] Example

[0040] This utility model provides a mounting housing for a flight test temperature sensor, such as... Figure 1 As shown, the mounting housing is made of metal, inorganic non-metallic materials, or organic materials, and its structure consists of three parts: countersunk head 1, pin body 2, and wire harness segment 3.

[0041] Countersunk head 1, the overall shape is cylindrical or prismatic, with a through hole in the center to cooperate with the temperature sensing unit;

[0042] The bolt body 2 has a thin-walled structure and a hollow internal design, with external threads designed at the tail end;

[0043] The cable tie segment 3 adopts a thin-walled design with a wall thickness of 0.3mm. Its external dimensions are smaller than the outer diameter of the plug body 2, and its internal structure is hollow.

[0044] After the temperature sensing unit is inserted into the housing of the flight test temperature sensor, it is encapsulated with high-temperature glue to form an independent sensor unit.

[0045] The sensor unit is fixed to the test point of the flight test prototype to perform thermal measurements and obtain thermal environment data at the test point.

[0046] In a preferred embodiment, the countersunk head 1 of the flight test temperature sensor mounting housing is a cylinder or a prism, preferably a cylinder.

[0047] In a preferred embodiment, the mounting housing clasp 2 of the flight test temperature sensor is preferably cylindrical.

[0048] In a preferred embodiment, the wiring segment 3 of the flight test temperature sensor mounting housing is a cylinder or a prism, preferably a cylinder.

[0049] In a preferred embodiment, the housing of the flight test temperature sensor is made of metal, inorganic non-metallic material or organic material, preferably the same material as the product being tested.

[0050] In a preferred embodiment, the flight test temperature sensor is installed and fixed by drilling a countersunk hole in the test product, inserting the test temperature sensor from the outside of the test product, and tightening the nut.

[0051] The present invention has been described in detail above with reference to specific embodiments and exemplary examples; however, these descriptions should not be construed as limiting the present invention. Those skilled in the art will understand that various equivalent substitutions, modifications, or improvements can be made to the technical solutions and implementation methods of the present invention without departing from the spirit and scope of the present invention, and all such modifications and improvements fall within the scope of the present invention. The scope of protection of the present invention is defined by the appended claims.

[0052] The contents not described in detail in this utility model specification are common knowledge to those skilled in the art.

Claims

1. A mounting housing for a flight test temperature sensor, characterized in that, It includes a countersunk head (1), a plug body (2), and a wire bundle segment (3); wherein, one end of the plug body (2) is connected to the countersunk head (1), and the other end is connected to the wire bundle segment (3); The countersunk head (1), the bolt body (2) and the bundle segment (3) are all provided with through holes in their centers, and the through holes are interconnected with each other; A temperature-sensitive unit is inserted into the through hole and potted with high-temperature adhesive to form an independent sensor unit. The sensor unit is fixed to the test point of the flight test prototype to perform thermal measurements and obtain thermal environment data at the test point.

2. The flight test temperature sensor mounting housing according to claim 1, characterized in that, The countersunk head (1) is cylindrical or prismatic.

3. The flight test temperature sensor mounting housing according to claim 1, characterized in that, The outer wall of the bolt body (2) is provided with external threads.

4. The flight test temperature sensor mounting housing according to claim 1, characterized in that, The wall thickness of the wire section (3) is 0.2 to 0.5 mm, and its outer diameter is smaller than that of the plug body (2).

5. The flight test temperature sensor mounting housing according to claim 1, characterized in that, It can be made of metal, inorganic non-metallic materials or organic materials.

6. The flight test temperature sensor mounting housing according to claim 1, characterized in that, The inner diameter of the through hole of the countersunk head (1) is smaller than the inner diameter of the through hole of the plug body (2), which matches the outer diameter of the temperature sensing unit.

7. The flight test temperature sensor mounting housing according to claim 1, characterized in that, The inner diameter of the through hole of the plug body (2) is the same as the inner diameter of the through hole of the wire section (3).

8. The flight test temperature sensor mounting housing according to claim 1, characterized in that, The plug (2) is cylindrical in shape.

9. The flight test temperature sensor mounting housing according to claim 1, characterized in that, The bundle segment (3) is a cylinder or prism.

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