CN210088431U - Aircraft undercarriage oiling connects - Google Patents

Abstract

The utility model discloses an aircraft landing gear oiling connects relates to the lubricated equipment field, and this aircraft landing gear oiling connects, including the hose, the inner wall of hose is connected with the fixed surface of pipe, the sleeve pipe has been cup jointed in the surface activity of pipe, the top swing joint of sheathed tube bottom and hose, the side surface fixedly connected with jack catch of pipe, the spout has been seted up to the sheathed tube inner wall, the inner wall of spout and the surface swing joint of jack catch, first logical groove has been seted up to the side surface of pipe, first logical groove is located sheathed tube top, the inner wall of first logical groove and the surface swing joint of jack catch, the inner wall of pipe and the fixed surface of disc are connected, and the second is led to the groove has been seted up to the bottom of disc, and the spacing groove has been seted up at the top of disc. The utility model discloses a set up pipe, sleeve pipe, jack catch and disc, solved present common undercarriage oiling and connect when using, made the problem that lubricating grease splashes easily.

Description

Aircraft undercarriage oiling connects

Technical Field

The utility model relates to a lubricated equipment technical field specifically is an undercarriage oiling connects.

Background

The aircraft undercarriage oiling joint is used for injecting lubricating grease to the undercarriage of an aircraft, is used for lubricating the movable position of the undercarriage of the aircraft, reduces the abrasion of the movable position, can be provided with an iron gun rod or a hose oil nozzle by a grease gun, can be used for the iron gun rod which is convenient to the oil filling position and wide in space, can be used for injecting oil to the position which is hidden in the oil filling position and is small in space by a hose, and is used for aligning the oil nozzle to the position of the grease nozzle on the undercarriage, and injecting lubricating grease to the grease nozzle by the grease gun and used for lubricating the undercarriage of the aircraft.

At present common aircraft undercarriage oiling joint when injecting lubricating grease to the undercarriage, need to adjust the grease nipple oiling mouth on the undercarriage well with the oiling joint, make on the same water flat line of grease nipple oiling mouth position, firmly press the oiling joint again, inject lubricating grease to the undercarriage, nevertheless in the use, the staff can't guarantee when injecting the butter at every turn, the oiling joint all adjusts the oiling mouth of grease nipple well, when the oiling joint does not adjust the oiling mouth of grease nipple well, there is the clearance between oiling joint and the oiling mouth, lubricating grease in the grease gun has certain pressure, lubricating grease splashes easily from this clearance.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an undercarriage oiling connects has solved present common undercarriage oiling and has connected when using, makes the problem that lubricating grease splashes easily.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an aircraft landing gear oiling connects, includes the hose, the inner wall of hose and the fixed surface of pipe are connected, the sleeve pipe has been cup jointed in the surface activity of pipe, the top swing joint of sheathed tube bottom and hose, the side surface fixedly connected with jack catch of pipe, the spout has been seted up to the sheathed tube inner wall, the inner wall of spout and the surface swing joint of jack catch, first logical groove has been seted up to the side surface of pipe, first logical groove is located the sheathed tube top, the inner wall of first logical groove and the surface swing joint of jack catch, the inner wall of pipe and the fixed surface of disc are connected, the second leads to the groove has been seted up to the bottom of disc, the spacing groove has been seted up at the top of disc, the bottom fixedly connected with oiling of spacing inslot wall is chewed, oiling is chewed and is linked together with the.

Preferably, the top of the oil injection nozzle is in a bullet shape, and the central axes of the oil injection nozzle, the limiting groove, the second through groove and the disc are all coincided with the central axis of the circular tube.

Preferably, the second through groove comprises a groove and a circular groove, the groove is communicated with the circular groove, and the circular groove is communicated with the oil injection nozzle.

Preferably, the groove is trumpet-shaped, and the cross section of the limiting groove is isosceles trapezoid.

Preferably, the surface of the sleeve is provided with anti-skid grains.

(III) advantageous effects

The utility model provides an aircraft undercarriage oiling connects possesses following beneficial effect:

the utility model discloses a set up the pipe, the sleeve pipe, jack catch and disc, when using, cup joint the pipe on the grease nipple of undercarriage, the inner wall of spacing groove and the surface overlap joint of grease nipple, the oiling mouth on the grease nipple is adjusted well promptly to the oiling mouth, the oiling mouth inserts in the oiling mouth on the grease nipple, promote the sleeve pipe, make the jack catch card personally submit annular groove at the grease nipple surface, fix the pipe, can inject lubricating grease to the undercarriage this moment, when using the oiling to connect, only need cup joint the pipe on the grease nipple of undercarriage, the oiling mouth on the grease nipple inserts promptly, it makes the jack catch block the grease nipple to promote the sleeve pipe, can inject lubricating grease, the effect of preventing lubricating grease has been reached, the aircraft undercarriage oiling that has solved at present common connects when using, make the problem that lubricating grease splashes easily.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a front sectional view of the jaw of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is a top cross-sectional view of the present invention at the location of the sleeve;

fig. 5 is a bottom sectional view of the first through groove of the present invention.

In the figure: 1. a hose; 2. a circular tube; 3. a sleeve; 4. a claw; 5. a chute; 6. a first through groove; 7. a disc; 8. a second through groove; 801. a groove; 802. a circular groove; 9. a limiting groove; 10. an oil injection nozzle; 11. and (4) anti-skid lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, the utility model provides a technical solution: an aircraft landing gear oiling joint comprises a hose 1, the inner wall of the hose 1 is fixedly connected with the surface of a round pipe 2, a sleeve 3 is movably sleeved on the surface of the round pipe 2, the bottom of the sleeve 3 is movably connected with the top of the hose 1, a clamping jaw 4 is fixedly connected with the side surface of the round pipe 2, the clamping jaw 4 is elastic, the clamping jaw 4 can be made of elastic spring pieces or plastics, the surface of the clamping jaw 4 is provided with a convex position, the inner wall of the sleeve 3 is provided with a sliding groove 5, the inner wall of the sliding groove 5 is provided with a concave position, the sleeve 3 is pushed, the inner wall of the sliding groove 5 extrudes the surface of the clamping jaw 4, the clamping jaw 4 is clamped on a grease nipple, when the concave position of the inner wall of the sliding groove 5 is in lap joint with the convex position of the surface of the clamping jaw 4, the sleeve 3 cannot be pushed upwards, fix sleeve pipe 3, prevent that sleeve pipe 3 from removing at will, the inner wall of spout 5 and jack catch 4's surperficial swing joint, first logical groove 6 has been seted up to the side surface of pipe 2, first logical groove 6 is located sleeve pipe 3's top, first logical inner wall of groove 6 and jack catch 4's surperficial swing joint, the inner wall of pipe 2 and the fixed surface of disc 7 are connected, second through groove 8 has been seted up to the bottom of disc 7, spacing groove 9 has been seted up at the top of disc 7, the bottom fixedly connected with oiling of spacing groove 9 inner wall is chewed 10, the oiling is chewed 10 and is linked together with second through groove 8.

As the utility model discloses a technical optimization scheme, the top that 10 was chewed in the oiling is the bullet head form, and the central axis that 10, spacing groove 9, second through groove 8 and disc 7 were chewed in the oiling all coincides with the central axis of pipe 2, and the top that 10 was chewed in the oiling is the bullet head form, conveniently annotates in the oiling mouth that 10 inserted the grease nipple, when 2 covers on the grease nipple in the pipe, annotates the oiling mouth that 10 were geared to the straight grease nipple promptly.

As a technical optimization scheme of the utility model, second through groove 8 includes recess 801 and circular slot 802, and recess 801 is linked together with circular slot 802, and circular slot 802 is linked together with oiling mouth 10, and second through groove 8 is the oil duct of disc 7 for the circulation of lubricating grease.

As a technical optimization scheme of the utility model, recess 801 is the loudspeaker form, and spacing groove 9's cross-section is isosceles trapezoid, and recess 801 is the loudspeaker form just cutover picture, reduces stopping of disc 7 to lubricating grease, and spacing groove 9 is isosceles trapezoid just cutover picture's interface, makes spacing groove 9 and grease nipple's shape looks adaptation, and spacing groove 9's inner wall and grease nipple's surface overlap joint make the grease nipple 10 adjust grease nipple position well and insert in the oiling mouth.

As a technical optimization scheme of the utility model, anti-skidding line 11 has been seted up on sleeve pipe 3's surface, skids when preventing to hold sleeve pipe 3.

When in use, the circular tube 2 is sleeved on a grease nipple of an undercarriage, the circular tube 2 is pushed to enable the inner wall of the limiting groove 9 to be lapped with the surface of the grease nipple position, the circular tube 2 is sleeved on the grease nipple, the grease nipple 10 is aligned with the grease nipple position on the grease nipple, the grease nipple 10 is inserted into the grease nipple position on the grease nipple, the sleeve 3 is pushed upwards, the inner wall of the sliding groove 5 on the sleeve 3 extrudes the surface of the clamping jaw 4, the clamping jaw 4 is clamped in the groove with the circular ring shape on the surface of the grease nipple, the concave position of the inner wall of the sliding groove 5 is lapped with the convex position of the surface of the clamping jaw 4, the sleeve 3 cannot move upwards continuously at the moment, the convex position of the clamping jaw 4 is lapped with the concave position of the inner wall of the sliding groove 5, the sleeve 3 is fixed, the sleeve 3 is prevented from moving randomly, the circular tube 2 is fixed, the grease gun is used for, make the sunken of 5 inner walls of spout and the protruding position separation of jack catch 4, continue to stimulate sleeve pipe 3 downwards, make the bottom of sleeve pipe 3 and the top overlap joint of hose 1, jack catch 4 separates with the grease nipple under self elasticity, it can to take off pipe 2 from the grease nipple again, when using the oiling joint, only need to cup joint pipe 2 on the grease nipple of undercarriage, in the oiling mouth on the grease nipple 10 is inserted, promote sleeve pipe 3 and make jack catch 4 block the grease nipple, can inject lubricating grease, the effect of preventing lubricating grease from splashing has been reached, prevent that lubricating grease from splashing and can save lubricating grease, make the use of oiling joint more convenient, the efficiency of staff's oiling has been improved.

To sum up can, the utility model discloses a set up pipe 2, sleeve pipe 3, jack catch 4 and disc 7, solved present common undercarriage oiling and connect when using, made the problem that lubricating grease splashes easily.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. An aircraft landing gear oiling joint comprises a hose (1), and is characterized in that: the inner wall of the hose (1) is fixedly connected with the surface of the round pipe (2), the sleeve (3) is sleeved on the surface of the round pipe (2), the bottom of the sleeve (3) is movably connected with the top of the hose (1), the clamping jaw (4) is fixedly connected with the side surface of the round pipe (2), the inner wall of the sleeve (3) is provided with a sliding groove (5), the inner wall of the sliding groove (5) is movably connected with the surface of the clamping jaw (4), the side surface of the round pipe (2) is provided with a first through groove (6), the first through groove (6) is positioned above the sleeve (3), the inner wall of the first through groove (6) is movably connected with the surface of the clamping jaw (4), the inner wall of the round pipe (2) is fixedly connected with the surface of the disc (7), the bottom of the disc (7) is provided with a second through groove (8), the top of the disc (7) is provided with a limit groove, the bottom of the inner wall of the limiting groove (9) is fixedly connected with an oil injection nozzle (10), and the oil injection nozzle (10) is communicated with the second through groove (8).

2. An aircraft landing gear oiling joint according to claim 1 wherein: the top of the oil injection nozzle (10) is in a bullet shape, and the central axes of the oil injection nozzle (10), the limiting groove (9), the second through groove (8) and the disc (7) are all coincided with the central axis of the circular tube (2).

3. An aircraft landing gear oiling joint according to claim 1 wherein: the second through groove (8) comprises a groove (801) and a circular groove (802), the groove (801) is communicated with the circular groove (802), and the circular groove (802) is communicated with the oil injection nozzle (10).

4. An aircraft landing gear oiling joint according to claim 3 wherein: the groove (801) is trumpet-shaped, and the cross section of the limiting groove (9) is isosceles trapezoid.

5. An aircraft landing gear oiling joint according to claim 1 wherein: the surface of the sleeve (3) is provided with anti-skid grains (11).

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