CN211061719U - Gas circuit interface device for air data computer - Google Patents
Gas circuit interface device for air data computer Download PDFInfo
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- CN211061719U CN211061719U CN201921570878.3U CN201921570878U CN211061719U CN 211061719 U CN211061719 U CN 211061719U CN 201921570878 U CN201921570878 U CN 201921570878U CN 211061719 U CN211061719 U CN 211061719U
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Abstract
The utility model discloses a gas circuit interface device for an atmospheric data computer, relating to the technical field of mechanical design and manufacture; the device is divided into an air hole matching component or a pitot tube matching component, the two devices can be closely and safely connected with air source equipment under the air path test condition of different air data computers, the problem of air path test of the air data computers is solved, the test is ensured to be accurately completed, the deviation in the test connection process is avoided, and meanwhile, no damage is caused to the air data computers. The utility model relates to a succinct, it is swift convenient to use, operation safe and reliable to the later maintenance is simple, has guaranteed the seaworthiness to atmospheric data computer test and maintenance process.
Description
Technical Field
The utility model relates to a mechanical design makes technical field, especially relates to a gas circuit interface arrangement for atmospheric data computer.
Background
Because the air data computer plays an important role in an aircraft system, the requirement for ground testing of the air data computer is very strict, and an air channel of the air data computer needs to be connected with air source equipment in a matching manner during testing, so that a special matching interface needs to be provided, the interface needs to be closely connected with an air channel port of the air data computer, and cannot cause any damage to the air channel port, but no existing interface exists in China. The required interface must be accurately mapped according to the air data computer object, and the test and design are carried out according to the test requirements of the original manufacturing factory.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas circuit interface arrangement for atmospheric data computer to solve the aforementioned problem that exists among the prior art.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a gas path interface device for an atmospheric data computer is divided into an air hole matching component or a pitot tube matching component,
the air hole matching device comprises an air hole interface main body, wherein one end of the air hole interface main body is provided with four vertically arranged air pipe interfaces, and the other end of the air hole interface main body is provided with air path interfaces in different directions; the air pipe interfaces and the air path interfaces are arranged in a one-to-one correspondence manner;
the pitot tube matching component comprises two connected metal tubes, the metal tube I is connected with the pitot tube, and the metal tube II is used for connecting air source equipment.
Preferably, the air hole interface main body comprises four air pipe interfaces which are vertically arranged and four air passage interfaces with different orientations.
Preferably, the air hole interface main body further comprises a mounting flange, and the mounting flange is arranged in the middle of the air hole interface main body and used for being fixedly mounted with an air data computer.
Preferably, screw holes are formed at four corners of the mounting flange so as to pass through a screw fixing device; one end of the mounting flange is provided with a through hole, and the through hole is used for placing components of a computer.
Preferably, the air hole matching device further comprises a connecting pipe, and the connecting pipe is connected to the air path interface of the air hole interface main body.
Preferably, the connecting pipe is divided into a connecting end and an air source interface, the connecting end is provided with threads and is connected to the air path interface through threads, and the inner diameter of the opening end of the air source interface is larger than that of the connecting end.
Preferably, the inner diameter of the metal pipe I is slightly larger than the outer diameter of the pitot tube, and a rubber ring groove is formed in the position connected with the pitot tube and used for installing a rubber ring; the connection part of the metal pipe I and the metal pipe II is provided with threads so as to be connected with the metal pipe II through the threads;
the other end of the metal pipe II is provided with a gas pipe connector II, the outer diameter of the gas pipe connector II is slightly larger than the inner diameter of a gas pipe of the gas source equipment, so that the metal pipe II can be tightly connected with the gas pipe of the gas source equipment, and gas pressure leakage cannot be caused.
The utility model has the advantages that:
the utility model provides a gas circuit interface arrangement for atmospheric data computer, the device includes two kinds of structures: the air channel test device comprises an interface device directly matched with an air hole in a computer and an interface device matched with a pitot tube, wherein the two devices can be closely and safely connected with air source equipment under the air channel test condition of different air data computers, the problem of air channel test of the air data computers is solved, the test is accurately finished, the deviation in the test connection process is avoided, and meanwhile, the air data computers cannot be damaged. The invention has the advantages of simple design, quick and convenient use, safe and reliable operation and simple later maintenance, and ensures the airworthiness of the atmospheric data computer test and maintenance process.
Drawings
FIG. 1 is a front view of a port fitting apparatus in embodiment 1;
FIG. 2 is a top view of the port fitting apparatus of example 1;
FIG. 3 is a bottom view of the port matching device of example 1;
FIG. 4 is a cross-sectional view of the port matching device in example 1;
FIG. 5 is a front view of a connecting pipe in embodiment 1;
FIG. 6 is a plan view of a connecting pipe in embodiment 1;
fig. 7 is a diagram of a pitot tube matching section of the air data computer in embodiment 2;
FIG. 8 is a top view of the metal tube I of the Pitot tube matching part of the air data computer in example 2;
fig. 9 is a structural view of a metal pipe I as a pitot tube matching part of the air data computer in example 2;
FIG. 10 is a structural view of a metal pipe II of a Pitot tube matching part of the air data computer in example 2;
1 is the trachea interface, 2 is the gas circuit interface, 3 is mounting flange, 4 is the screw, 5 is the through-hole, 6 is the connecting pipe, 7 is the arch, 8 is the air supply interface, 9 is the link, 10 is tubular metal resonator I, 11 is tubular metal resonator II, 12 is the rubber circle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
Example 1
The embodiment provides a gas path interface device for an atmospheric data computer, which is a gas hole matching component, wherein the gas hole matching device comprises a gas hole interface main body, one end of the gas hole interface main body is provided with four vertically arranged gas pipe interfaces, and the other end of the gas hole interface main body is provided with gas path interfaces in different directions; the air pipe interfaces and the air path interfaces are arranged in a one-to-one correspondence manner;
in this embodiment, the air hole interface main body includes four air pipe interfaces arranged vertically, a mounting flange and four air path interfaces in different directions. The mounting flange is arranged in the middle of the air hole interface main body and used for being fixedly mounted with an atmospheric data computer. Screw holes are formed in the four corners of the mounting flange so as to pass through the screw fixing device; one end of the mounting flange is provided with a through hole, and the through hole is used for placing components of a computer.
The air hole matching device further comprises a connecting pipe, and the connecting pipe is connected to the air path interface of the air hole interface main body.
The connecting pipe is divided into a connecting end and an air source interface, the connecting end is provided with threads and is connected to the air path interface through threads, and the inner diameter of the air source interface is larger than that of the connecting end. A protrusion on the air supply port is necessary to ensure air tightness when connected to the air supply.
Example 2
In the present embodiment, a pitot tube matching component is provided, as shown in fig. 7, and includes two connected metal tubes, where the metal tube I is connected to the pitot tube, and the metal tube II is used to connect to an air supply device.
The inner diameter of the metal pipe I is slightly larger than the outer diameter of the pitot tube, and a rubber ring groove is formed in the position where the metal pipe I is connected with the pitot tube and used for installing a rubber ring; the connection part of the metal pipe I and the metal pipe II is provided with threads so as to be connected with the metal pipe II through the threads;
the other end of the metal pipe II is provided with a gas pipe interface II connected with the gas source equipment, the outer diameter of the gas pipe interface II is slightly larger than the inner diameter of a gas pipe of the gas source equipment, so that the metal pipe II can be tightly connected with the gas pipe of the gas source equipment, and gas pressure leakage cannot be caused.
Through adopting the utility model discloses an above-mentioned technical scheme has obtained following profitable effect:
the utility model provides a gas circuit interface arrangement for atmospheric data computer, the device includes two kinds of structures: the air channel test device comprises an interface device directly matched with an air hole in a computer and an interface device matched with a pitot tube, wherein the two devices can be closely and safely connected with air source equipment under the air channel test condition of different air data computers, the problem of air channel test of the air data computers is solved, the test is accurately finished, the deviation in the test connection process is avoided, and meanwhile, the air data computers cannot be damaged. The invention has the advantages of simple design, quick and convenient use, safe and reliable operation and simple later maintenance, and ensures the airworthiness of the atmospheric data computer test and maintenance process.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.
Claims (7)
1. A gas path interface device for an atmospheric data computer is characterized in that the device is divided into an air hole matching component or a pitot tube matching component,
the air hole matching device comprises an air hole interface main body, wherein one end of the air hole interface main body is provided with four vertically arranged air pipe interfaces, and the other end of the air hole interface main body is provided with air path interfaces in different directions; the air pipe interfaces and the air path interfaces are arranged in a one-to-one correspondence manner;
the pitot tube matching component comprises two connected metal tubes, the metal tubes are a metal tube I and a metal tube II, the metal tube I is connected with the pitot tube, and the metal tube II is used for being connected with air source equipment.
2. The air passage interface device for an air data computer of claim 1, wherein the air vent interface body comprises four air passage interfaces arranged vertically and four air passage interfaces in different orientations.
3. The air channel interface device for the air data computer according to claim 1, wherein the air hole interface body further comprises a mounting flange, and the mounting flange is arranged in the middle of the air hole interface body and used for being fixedly mounted with the air data computer.
4. The air path interface device for the air data computer as recited in claim 3, wherein screw holes are formed at four corners of the mounting flange for fixing devices by screws; one end of the mounting flange is provided with a through hole, and the through hole is used for placing components of a computer.
5. The air channel interface device for an air data computer of claim 1, wherein the air hole matching device further comprises a connecting pipe, and the connecting pipe is connected to the air channel interface of the air hole interface main body.
6. The air channel interface device for the air data computer according to claim 5, wherein the connecting pipe is divided into a connecting end and an air source interface, the connecting end is provided with threads and is connected to the air channel interface through threads, and the inner diameter of the opening end of the air source interface is larger than that of the connecting end.
7. The air channel interface device for the air data computer as claimed in claim 1, wherein the inner diameter of the metal tube I is slightly larger than the outer diameter of the pitot tube, and a rubber ring groove is formed at a connection part with the pitot tube for installing a rubber ring; the connection part of the metal pipe I and the metal pipe II is provided with threads so as to be connected with the metal pipe II through the threads;
the other end of the metal pipe II is provided with a gas pipe connector II, the outer diameter of the gas pipe connector II is slightly larger than the inner diameter of a gas pipe of the gas source equipment, so that the metal pipe II can be tightly connected with the gas pipe of the gas source equipment, and gas pressure leakage cannot be caused.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921570878.3U CN211061719U (en) | 2019-09-20 | 2019-09-20 | Gas circuit interface device for air data computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921570878.3U CN211061719U (en) | 2019-09-20 | 2019-09-20 | Gas circuit interface device for air data computer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211061719U true CN211061719U (en) | 2020-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921570878.3U Active CN211061719U (en) | 2019-09-20 | 2019-09-20 | Gas circuit interface device for air data computer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211061719U (en) |
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2019
- 2019-09-20 CN CN201921570878.3U patent/CN211061719U/en active Active
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