CN216050330U - Oil-leakage-proof oil temperature detection device for aircraft fuel system - Google Patents
Oil-leakage-proof oil temperature detection device for aircraft fuel system Download PDFInfo
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- CN216050330U CN216050330U CN202122678239.2U CN202122678239U CN216050330U CN 216050330 U CN216050330 U CN 216050330U CN 202122678239 U CN202122678239 U CN 202122678239U CN 216050330 U CN216050330 U CN 216050330U
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- oil
- mounting
- detection device
- fuel system
- temperature detection
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- 239000000446 fuel Substances 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 title claims abstract description 20
- 239000003921 oil Substances 0.000 claims abstract description 44
- 238000007789 sealing Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000002265 prevention Effects 0.000 claims abstract description 4
- 239000010729 system oil Substances 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 36
- 239000011111 cardboard Substances 0.000 description 20
- 239000004576 sand Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000000295 fuel oil Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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Abstract
The utility model discloses an oil-seepage-preventing oil temperature detection device for an aircraft fuel system, which comprises an oil tank and a sealing mechanism, wherein the oil tank is provided with a sealing hole; an oil tank: an opening in the middle of the mounting frame is provided with a mounting tube, the inside of the mounting tube is provided with a mounting frame through threads, and an infrared temperature sensor is arranged in the mounting hole in the middle of the mounting frame; a sealing mechanism: the middle part of the outer side surface of the mounting frame is movably sleeved, and the upper end of the outer side surface of the mounting tube is uniformly provided with strip-shaped openings corresponding to the sealing mechanism; wherein: the aircraft fuel system oil temperature detection device of this prevention of seepage oil can carry out multistage sealing to the junction, and is sealed tighter to effectively avoid the oil leakage, the junction is difficult not hard up moreover, and sealed life-span is longer.
Description
Technical Field
The utility model relates to the technical field of oil temperature detection of aircraft fuel systems, in particular to an oil-seepage-prevention oil temperature detection device for an aircraft fuel system.
Background
The fuel system of an aircraft is used for storing fuel and ensuring that the engine can be continuously supplied with fuel under any specified state (such as various flight heights and flight attitudes) according to the pressure and flow rate required by the engine, and can also perform additional functions of cooling other systems on the aircraft, balancing the aircraft, keeping the gravity center of the aircraft within a specified range and the like, wherein the requirements on the fuel system are as follows: reliable operation, long service life, fire prevention safety, light in weight, overall dimension is little, moreover, the steam generator is simple in structure, maintenance and repair is convenient, control is accurate and production manufacturability is good etc., wherein the safety of fuel's aircraft is directly influenced to fuel system's temperature, and current oil tank all can install oil temperature detection device additional usually, thereby real-time detection oil temperature, but current oil temperature test probe adopts the screw thread to add the sealing washer to install fixedly mostly when installing, sealed mode is more single, follow-up probably oil seepage leads to the fuel system trouble, for this, we have provided an aircraft fuel system oil temperature detection device who prevents seepage oil.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides an oil-leakage-proof oil temperature detection device for an aircraft fuel system, which can perform multi-stage sealing on a joint, is tighter in sealing, thereby effectively avoiding oil leakage, is not easy to loosen the joint, has longer sealing service life, and can effectively solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: an oil temperature detection device of an oil-seepage-proof aircraft fuel system comprises an oil tank and a sealing mechanism;
an oil tank: an opening in the middle of the mounting frame is provided with a mounting tube, the inside of the mounting tube is provided with a mounting frame through threads, and an infrared temperature sensor is arranged in the mounting hole in the middle of the mounting frame;
a sealing mechanism: the middle part of the outer side surface of the mounting frame is movably sleeved, and the upper end of the outer side surface of the mounting tube is uniformly provided with strip-shaped openings corresponding to the sealing mechanism;
wherein: the output end of the infrared temperature sensor is electrically connected with the input end of an external controller, the connection part can be sealed in a multistage mode, sealing is tighter, oil leakage is effectively avoided, the connection part is not prone to loosening, and the sealing service life is longer.
Further, be equipped with in the ring channel that installation pipe inner wall lower extreme set up with mounting bracket complex sealed pad, the bottom surface of mounting bracket is the arc, conveniently seals the junction of installation pipe and mounting bracket.
Further, sealing mechanism includes the lantern ring and sealing washer, the lateral surface middle part of mounting bracket is located to the lantern ring movable sleeve, and the lower extreme of the lantern ring is provided with the sealing washer, and the sealing washer corresponds with the junction position of mounting bracket and installation pipe, can carry out multistage sealing.
Further, the lateral surface of the lantern ring evenly is provided with the plectrum, the plectrum respectively with the vertical sliding connection of the bar mouth that radially corresponds, the lateral surface upper end threaded connection of installation pipe have with plectrum complex internal thread circle, can compress tightly the sealing washer.
Further, the lateral surface lower extreme of installation pipe is rotated through the bearing and is connected with the change, the upper surface of change evenly be provided with mounting bracket complex elasticity cardboard, the upper end of elasticity cardboard is the inclined plane, plays limiting displacement to the mounting bracket, prevents to connect not hard up.
Furthermore, the middle of the inner side face of the elastic clamping plate is provided with a convex strip, and the outer side face of the inner thread ring is uniformly provided with a notch matched with the convex strip, so that the inner thread ring can be conveniently driven to rotate.
Furthermore, the upper surface of the mounting rack is provided with square grooves at equal angles, so that the mounting rack is convenient to rotate.
Compared with the prior art, the utility model has the beneficial effects that: this aircraft fuel system oil temperature detection device of prevention of seepage oil has following benefit:
1. make earlier before the installation plectrum of lantern ring lateral surface correspond with the bar mouth of installation pipe upper end, after the mounting bracket is screwed up, go into between four elasticity cardboards of change upper end with internal thread circle card, the sand grip joint that makes the elasticity cardboard inner wall is inside the opening that internal thread circle lateral surface corresponds, then rotate the change, it rotates to make the internal thread circle rotate through the sand grip, because the thread groove threaded connection of internal thread circle and installation pipe lateral surface, thereby it moves down to drive the lantern ring through the plectrum, and then the clearance department of mounting bracket and installation pipe is impressed the sealing washer, further seal the junction of mounting bracket and installation pipe, thereby effectively avoid the oil impregnate.
2. When the mounting bracket installation, the mounting bracket is prior to the inclined plane contact of elasticity cardboard upper end and makes the outside incline of elasticity cardboard, and when the fixed back of mounting bracket, the upper surface of mounting bracket is less than the inside plane of elasticity cardboard, and the elasticity cardboard resets and with the upper surface contact of mounting bracket to play limiting displacement to the mounting bracket, prevent to connect not hard up, guarantee inside leakproofness.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal cross-sectional structure of the present invention.
In the figure: 1 oil tank, 2 sealing mechanism, 21 lantern rings, 22 plectrum, 23 sealing washer, 3 installation pipes, 4 mounting brackets, 5 infrared temperature sensor, 6 sealed pad, 7 bar mouths, 8 internal thread circle, 9 change, 10 elasticity cardboard, 11 sand grips, 12 square grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present embodiment provides a technical solution: an oil temperature detection device of an oil-seepage-proof aircraft fuel system comprises an oil tank 1 and a sealing mechanism 2;
an oil tank 1: an opening at the middle part of the installation pipe 3 is provided with the installation pipe 3, the installation frame 4 is installed inside the installation pipe 3 through threads, an infrared temperature sensor 5 is arranged in an installation port in the middle of the installation frame 4, the infrared temperature sensor 5 can receive radiation energy emitted by fuel oil inside the oil tank 1, then received signals are fed back to an external controller so as to detect the fuel oil temperature of the oil tank 1, a sealing gasket 6 matched with the installation frame 4 is arranged in a ring groove formed in the lower end of the inner wall of the installation pipe 3, a certain sealing effect can be achieved at the joint of the installation frame 4 and the installation pipe 3, the bottom surface of the installation frame 4 is arc-shaped, the sealing gasket 6 can be prevented from being crushed, square grooves 12 are formed in the upper surface of the installation frame 4 at equal angles, and installation of the installation frame 4 is facilitated;
the sealing mechanism 2: the movable sleeve is arranged in the middle of the outer side surface of the mounting frame 4, the upper end of the outer side surface of the mounting tube 3 is uniformly provided with a strip-shaped opening 7 corresponding to the sealing mechanism 2, the sealing mechanism 2 comprises a sleeve ring 21 and a sealing ring 23, the sleeve ring 21 is movably sleeved in the middle of the outer side surface of the mounting frame 4, the lower end of the sleeve ring 21 is provided with the sealing ring 23, the sealing ring 23 corresponds to the joint of the mounting frame 4 and the mounting tube 3, the outer side surface of the sleeve ring 21 is uniformly provided with a shifting piece 22, the shifting piece 22 is respectively in vertical sliding connection with the strip-shaped opening 7 corresponding to the radial direction, the upper end of the outer side surface of the mounting tube 3 is in threaded connection with an inner thread ring 8 matched with the shifting piece 22, the shifting piece 22 on the outer side surface of the sleeve ring 21 corresponds to the strip-shaped opening 7 on the upper end of the mounting tube 3 before mounting, after the mounting frame 4 is screwed down, the inner thread ring 8 is rotated because the inner thread ring 8 is in threaded connection with the thread groove on the outer side surface of the mounting tube 3, thereby driving the sleeve ring 21 to move down through the shifting piece 22, further pressing the seal ring 23 into the gap between the mounting frame 4 and the mounting tube 3, and further sealing the joint between the mounting frame 4 and the mounting tube 3, thereby effectively avoiding oil leakage;
wherein: the output end of the infrared temperature sensor 5 is electrically connected with the input end of an external controller, so that the normal operation of the electric appliance is ensured.
Wherein: installing tube 3's lateral surface lower extreme is connected with swivel 9 through bearing rotation, swivel 9's upper surface evenly be provided with mounting bracket 4 complex elasticity cardboard 10, the upper end of elasticity cardboard 10 is the inclined plane, the medial surface middle part of elasticity cardboard 10 all is equipped with sand grip 11, the lateral surface of interior screw thread circle 8 evenly is provided with sand grip 11 complex opening, rotate swivel 9, make interior screw thread circle 8 rotate through sand grip 11, it is rotatory to make things convenient for drive interior screw thread circle 8, when mounting bracket 4 installation, mounting bracket 4 is earlier than the inclined plane contact of elasticity cardboard 10 upper end and make elasticity cardboard 10 outside skewing, after mounting bracket 4 is fixed, the upper surface of mounting bracket 4 is less than the inside plane of elasticity cardboard 10, elasticity cardboard 10 resets and with mounting bracket 4's upper surface contact, thereby play limiting displacement to mounting bracket 4, prevent to connect not hard up.
The working principle of the oil temperature detection device of the oil-seepage-proof aircraft fuel system provided by the utility model is as follows: an external tool is used for screwing a mounting frame 4 provided with an infrared temperature sensor 5 into a mounting pipe 3 at an opening of an oil tank 1 through a thread through a square groove 12, the infrared temperature sensor 5 can receive radiation energy emitted by fuel oil in the oil tank 1, then a received signal is fed back to an external controller so as to detect the fuel oil temperature of the oil tank 1, a plectrum 22 on the outer side surface of a lantern ring 21 corresponds to a strip-shaped opening 7 at the upper end of the mounting pipe 3 before mounting, after the mounting frame 4 is screwed down, the lower edge of the mounting frame 4 is contacted with a sealing gasket 6 at the bottom end in the mounting pipe 3 so as to seal the joint of the mounting frame 4 and the mounting pipe 3, then an inner thread ring 8 is clamped between four elastic clamping plates 10 at the upper end of a rotating ring 9, a convex strip 11 on the inner wall of each elastic clamping plate 10 is clamped in an opening corresponding to the outer side surface of the inner thread ring 8, then the rotating ring 9 is rotated, the inner thread ring 8 is rotated through the convex strip 11, because the thread groove threaded connection of interior thread circle 8 and 3 lateral surfaces of installation pipe, thereby it moves down to drive lantern ring 21 through plectrum 22, and then impress sealing washer 23 in the clearance department of mounting bracket 4 and installation pipe 3, further seal the junction of mounting bracket 4 and installation pipe 3, thereby effectively avoid the oil impregnate, when mounting bracket 4 installation, mounting bracket 4 is earlier than the inclined plane contact of elasticity cardboard 10 upper end and makes elasticity cardboard 10 outwards incline, after mounting bracket 4 is fixed, the upper surface of mounting bracket 4 is less than the inside plane of elasticity cardboard 10, elasticity cardboard 10 resets and with the upper surface contact of mounting bracket 4, thereby play limiting displacement to mounting bracket 4, it is not hard up to prevent to connect.
It should be noted that the infrared temperature sensor 5 disclosed in the above embodiments may be freely configured according to practical application scenarios, and it is recommended that an infrared temperature sensor of type FT-H10 be selected, and the external controller controls the infrared temperature sensor 5 to operate by a method commonly used in the prior art.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides an aircraft fuel system oil temperature detection device of prevention of seepage oil which characterized in that: comprises an oil tank (1) and a sealing mechanism (2);
oil tank (1): an opening in the middle of the mounting tube is provided with a mounting tube (3), the mounting frame (4) is mounted inside the mounting tube (3) through threads, and an infrared temperature sensor (5) is arranged in the mounting hole in the middle of the mounting frame (4);
sealing mechanism (2): the middle part of the outer side surface of the mounting frame (4) is movably sleeved, and the upper end of the outer side surface of the mounting pipe (3) is uniformly provided with strip-shaped openings (7) corresponding to the sealing mechanism (2);
wherein: the output end of the infrared temperature sensor (5) is electrically connected with the input end of an external controller.
2. The oil temperature detection device of the oil-seepage-preventing aircraft fuel system as claimed in claim 1, wherein: the mounting structure is characterized in that a sealing gasket (6) matched with the mounting frame (4) is arranged in an annular groove formed in the lower end of the inner wall of the mounting pipe (3), and the bottom surface of the mounting frame (4) is arc-shaped.
3. The oil temperature detection device of the oil-seepage-preventing aircraft fuel system as claimed in claim 1, wherein: sealing mechanism (2) are including lantern ring (21) and sealing washer (23), the lateral surface middle part of mounting bracket (4) is located to lantern ring (21) movable sleeve, and the lower extreme of lantern ring (21) is provided with sealing washer (23), and sealing washer (23) correspond with the junction position of mounting bracket (4) and installation pipe (3).
4. An oil temperature detection device of an oil-seepage-proof aircraft fuel system according to claim 3, characterized in that: the outer side surface of the lantern ring (21) is uniformly provided with shifting pieces (22), the shifting pieces (22) are respectively in vertical sliding connection with the strip-shaped openings (7) which correspond to the radial direction, and the upper end of the outer side surface of the installation pipe (3) is in threaded connection with inner thread rings (8) matched with the shifting pieces (22).
5. The oil temperature detection device of the oil-seepage-preventing aircraft fuel system as claimed in claim 4, wherein: the installation pipe is characterized in that the lower end of the outer side face of the installation pipe (3) is rotatably connected with a rotating ring (9) through a bearing, an elastic clamping plate (10) matched with the installation frame (4) is evenly arranged on the upper surface of the rotating ring (9), and the upper end of the elastic clamping plate (10) is an inclined plane.
6. An oil temperature detection device of an oil-seepage-proof aircraft fuel system according to claim 5, characterized in that: the middle of the inner side face of the elastic clamping plate (10) is provided with a convex strip (11), and the outer side face of the internal thread ring (8) is uniformly provided with openings matched with the convex strip (11).
7. The oil temperature detection device of the oil-seepage-preventing aircraft fuel system as claimed in claim 1, wherein: the upper surface of the mounting rack (4) is provided with square grooves (12) at equal angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122678239.2U CN216050330U (en) | 2021-11-02 | 2021-11-02 | Oil-leakage-proof oil temperature detection device for aircraft fuel system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122678239.2U CN216050330U (en) | 2021-11-02 | 2021-11-02 | Oil-leakage-proof oil temperature detection device for aircraft fuel system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216050330U true CN216050330U (en) | 2022-03-15 |
Family
ID=80551295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122678239.2U Expired - Fee Related CN216050330U (en) | 2021-11-02 | 2021-11-02 | Oil-leakage-proof oil temperature detection device for aircraft fuel system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216050330U (en) |
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2021
- 2021-11-02 CN CN202122678239.2U patent/CN216050330U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220315 |
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| CF01 | Termination of patent right due to non-payment of annual fee |