CN214304483U - Far and near program control device of cooling fan applied to engine durability test - Google Patents
Far and near program control device of cooling fan applied to engine durability test Download PDFInfo
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- CN214304483U CN214304483U CN202120104297.1U CN202120104297U CN214304483U CN 214304483 U CN214304483 U CN 214304483U CN 202120104297 U CN202120104297 U CN 202120104297U CN 214304483 U CN214304483 U CN 214304483U
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- cooling fan
- range control
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Abstract
The utility model discloses a far and near program control device of a cooling fan applied to the durability test of an engine, which comprises at least 3 cooling fans evenly distributed around an aero-engine, a short-range control box, a power plug connected with the short-range control box and capable of being externally connected with a power box, and a remote control box, wherein the aero-engine, the cooling fans and the short-range control box are all positioned in an operation room, and the remote control box is positioned in a control room far away from a test site; the short-range control box is provided with a near switch button and a near emergency stop button which are used for controlling the start and stop of each cooling fan independently, and the long-range control box is provided with a far switch button and a far emergency stop button which are used for controlling the start and stop of each cooling fan independently. The utility model provides an aeroengine performance test debugging and endurance test long-term work adopt short range control case control when realizing the debugging to the problem of cooling blower control, adopt remote control case control during normal test.
Description
Technical Field
The utility model relates to a controlling means especially relates to cooling blower's distance controlling means when being applied to engine durability test.
Background
With the improvement of the technical level, the aerospace craft is more and more applied to various occasions, so the durability test of the core component aerospace engine of the aerospace craft is very important, but a large amount of heat is generated in the durability test, a fan is required to be adopted for cooling the heat, and a control device for conveniently, safely and effectively controlling the cooling fan is absent at present.
Therefore, it is desired to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a cooling blower's far and near program control device when being applied to engine durability test of phenomenon such as noise injury and mechanical injury that personnel need frequently get into the scene and cause in the aeronautical engine durability test process has effectively been avoided.
The technical scheme is as follows: in order to achieve the above purpose, the utility model discloses a far and near program control device of cooling fan when being applied to engine durability test, including at least 3 cooling fans evenly distributed around the aeroengine, the short range control box connected with the cooling fan and used for controlling the cooling fan, the power plug connected to the short range control box and capable of being externally connected with the power supply box, and the remote control box connected with the cooling fan and used for controlling the cooling fan, wherein the aeroengine, the cooling fan and the short range control box are all located in the operation room, and the remote control box is located in the control room far away from the test site; the short-range control box is provided with a short-range switch button for independently controlling the start and stop of each cooling fan and a short-range emergency stop button for emergency braking, and the long-range control box is provided with a long-range switch button for independently controlling the start and stop of each cooling fan and a long-range emergency stop button for emergency braking.
And the short-range control box is also provided with a near-start indicator light, a near-stop indicator light and a near-power-on indicator light.
Preferably, the remote control box is further provided with a far starting indicator lamp, a far stopping indicator lamp and a far power-on indicator lamp.
Furthermore, the air outlet of the cooling fan is connected to the part of the aircraft engine to be cooled through an air duct.
Further, an air switch for short-circuit protection and an alternating current contactor for undervoltage protection and voltage loss protection are arranged in the short-range control box.
Preferably, the box body of the proximity control box is a plastic box body with a dustproof sealing strip.
Furthermore, the box body of the remote control box is a plastic box body with a dustproof sealing strip.
Has the advantages that: compared with the prior art, the utility model has the advantages of it is following: firstly, the utility model solves the problems of the long-term work of the aeroengine performance test debugging and the endurance test to control the cooling fan, adopts the short-range control box control when realizing the debugging, adopts the remote control box control when in the normal test, solves the problem that the fan start and stop can not be controlled at any time in the debugging process in the prior art, and has simple structure, reliability and practicability; secondly, the utility model is provided with a starting indication, a stopping indication and a power-on indication, which is convenient for state identification; in addition, the utility model is provided with short-circuit protection, under-voltage protection and voltage loss protection, which ensures the orderly test; moreover, the box bodies of the middle and long-range control boxes and the short-range control box are plastic box bodies with dustproof sealing strips, so that the totally-enclosed moisture-proof and dustproof protection is realized; finally the utility model discloses but three at least fans of simultaneous control dispel the heat to the engine from equidirectional respectively.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, the utility model relates to a be applied to cooling blower's distance controlling means when engine durability tests, including cooling blower 2, short range control box 3, power plug 4 and remote control box 5. The number of the cooling fans 2 is at least 3, the cooling fans 2 are uniformly distributed on the periphery of the aircraft engine 1, and air outlets of the cooling fans 2 are connected to the parts, needing cooling, of the aircraft engine 1 through air ducts. The short-range control box 3 is connected with the cooling fan and used for controlling the cooling fan nearby, and the short-range control box 3 is further connected with a power plug 4 capable of being connected with an external power box, so that electricity taking is convenient and flexible. The remote control box 5 is connected with the cooling fan and used for remotely controlling the cooling fan 2, wherein the aero-engine 1, the cooling fan 2 and the short-range control box 3 are all located in an operation room, the remote control box 5 is located in a control room far away from a test field, the short-range control box can be used for controlling during debugging, and the remote control box is used for controlling during normal test.
The box body of the short-range control box 3 is a plastic box body with dustproof sealing strips, and a far switch button 6 for independently controlling the start and stop of each cooling fan, a far emergency stop button 7 for emergency braking, a far start indicator lamp 10, a far stop indicator lamp 11 and a far power switch-on indicator lamp 12 are arranged on the short-range control box 3. An air switch for short-circuit protection and an alternating current contactor for undervoltage protection and voltage loss protection are arranged in the short-range control box 3.
The box body of the remote control box 5 is a plastic box body with dustproof sealing strips, and a far switch button 8 for independently controlling the start and stop of each cooling fan, a far emergency stop button 9 for emergency braking, a far start indicator lamp 13, a far stop indicator lamp 14 and a far power switch-on indicator lamp 15 are arranged on the remote control box 5.
Before trial, firstly, reliably installing the aero-engine, connecting the cooling fan into a short-range control box, and connecting the outlet of the cooling fan to a part of the engine to be cooled by an air duct; when debugging is carried out in an operation room, a power plug for taking electricity is directly connected with a power box, a short-range control box is adopted to control the fan to ensure correct wind direction, and when the debugging is finished and a normal test is carried out, the fan is controlled to start and stop through a remote control box in the control room; the control of the fan is not needed to enter the operation room, and the phenomena of noise damage and mechanical damage when personnel enter the site in the test process are avoided.
Claims (7)
1. The utility model provides a be applied to cooling blower's distance controlling means when engine durability tests which characterized in that: the device comprises at least 3 cooling fans (2) uniformly distributed on the periphery of an aircraft engine (1), a short-range control box (3) connected with the cooling fans and used for controlling the cooling fans, a power plug (4) connected to the short-range control box and capable of being externally connected with a power supply box, and a remote control box (5) connected with the cooling fans and used for controlling the cooling fans, wherein the aircraft engine (1), the cooling fans (2) and the short-range control box (3) are all located in an operation room, and the remote control box (5) is located in a control room far away from a test site; the short-range control box (3) is provided with a near switch button (6) for independently controlling the start and stop of each cooling fan and a near emergency stop button (7) for emergency braking, and the long-range control box (5) is provided with a far switch button (8) for independently controlling the start and stop of each cooling fan and a far emergency stop button (9) for emergency braking.
2. The near-far control device applied to the cooling fan during the engine durability test according to claim 1, characterized in that: the short-range control box (3) is also provided with a near start indicator lamp (10), a near stop indicator lamp (11) and a near power supply connection indicator lamp (12).
3. The near-far control device applied to the cooling fan during the engine durability test according to claim 1, characterized in that: and the remote control box (5) is also provided with a remote starting indicator lamp (13), a remote stopping indicator lamp (14) and a remote power-on indicator lamp (15).
4. The near-far control device applied to the cooling fan during the engine durability test according to claim 1, characterized in that: and an air outlet of the cooling fan (2) is connected to a part of the aircraft engine (1) to be cooled through an air duct.
5. The near-far control device applied to the cooling fan during the engine durability test according to claim 1, characterized in that: an air switch for short-circuit protection and an alternating current contactor for undervoltage protection and voltage loss protection are arranged in the short-range control box (3).
6. The near-far control device applied to the cooling fan during the engine durability test according to claim 1, characterized in that: the box body of the short-range control box (3) is a plastic box body with a dustproof sealing strip.
7. The near-far control device applied to the cooling fan during the engine durability test according to claim 1, characterized in that: the box body of the remote control box (5) is a plastic box body with a dustproof sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120104297.1U CN214304483U (en) | 2021-01-15 | 2021-01-15 | Far and near program control device of cooling fan applied to engine durability test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120104297.1U CN214304483U (en) | 2021-01-15 | 2021-01-15 | Far and near program control device of cooling fan applied to engine durability test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214304483U true CN214304483U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120104297.1U Active CN214304483U (en) | 2021-01-15 | 2021-01-15 | Far and near program control device of cooling fan applied to engine durability test |
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| CN (1) | CN214304483U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704492A (en) * | 2022-04-25 | 2022-07-05 | 远东双诚风机(江苏)有限公司 | High-temperature and high-pressure resistant efficient centrifugal fan |
-
2021
- 2021-01-15 CN CN202120104297.1U patent/CN214304483U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704492A (en) * | 2022-04-25 | 2022-07-05 | 远东双诚风机(江苏)有限公司 | High-temperature and high-pressure resistant efficient centrifugal fan |
| CN114704492B (en) * | 2022-04-25 | 2024-03-08 | 远东双诚风机(江苏)有限公司 | High-efficient centrifugal fan of high temperature resistant high pressure |
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