阅读说明：本技术 一种汽车油箱盖的自动闭合装置 (Automatic closing device of automobile fuel tank cap ) 是由 赵金燕 于 2019-09-18 设计创作，主要内容包括：本发明公开了一种汽车油箱盖的自动闭合装置,包括进油孔、油箱盖、主轴、电机和油箱,所述油箱盖设置在进油孔内部左侧,油箱盖内插设有主轴且滑动连接,主轴顶部与电机连接,所述主轴底部右侧设置有第一滑块,第一滑块右上方设置有第二滑块,第二滑块上方设置有第三滑块,第三滑块通过传动模块与主轴连接,所述第二滑块右侧设置有锁紧模块,所述油箱设置在进油孔右下方,油箱右上方设置有擦拭模块。油枪插入进油孔后,锁紧装置能将油枪锁住,当油加满时,擦拭模块能对油枪口进行擦拭,防止油枪口处杂质掉落到油箱内；作为防护,油枪取出后,第二挡板和第三挡板相向移动,封闭油箱,启动电机后即可使油箱盖关闭,操作十分方便。(The invention discloses an automatic closing device of an automobile oil tank cover, which comprises an oil inlet hole, an oil tank cover, a main shaft, a motor and an oil tank, wherein the oil tank cover is arranged on the left side inside the oil inlet hole, the main shaft is inserted into the oil tank cover and is connected with the oil tank cover in a sliding mode, the top of the main shaft is connected with the motor, a first sliding block is arranged on the right side of the bottom of the main shaft, a second sliding block is arranged on the right upper side of the first sliding block, a third sliding block is arranged above the second sliding block and is connected with the main shaft through a transmission module, a locking module is arranged on the right side of the second sliding block, the oil tank is. After the oil gun is inserted into the oil inlet hole, the locking device can lock the oil gun, and when oil is filled, the wiping module can wipe the oil gun port to prevent impurities at the oil gun port from falling into the oil tank; as the protection, after the oil gun is taken out, the second baffle and the third baffle move oppositely to seal the oil tank, and the oil tank cover can be closed after the motor is started, so that the operation is very convenient.)

1. The utility model provides an automatic closing device of car fuel tank cap, includes inlet port (1), fuel tank cap (2), main shaft (3), motor (8) and oil tank (20), its characterized in that: a wiping module is arranged at the upper right part of the oil tank (20); the wiping module comprises a floating plate (15), a first wiping slide block (21), a second wiping slide block (22), a third wiping slide block (23), a fourth wiping slide block (24) and a fifth spring (25); the floating plate (15) is arranged in the oil tank (20), the size of the outer side of the floating plate (15) is slightly smaller than the inner side wall of the oil tank (20), and the floating plate (15) can slide in the oil tank (20); a groove is formed in the right wall of the oil tank close to the top, a first wiping slide block (21) is arranged in the groove, the second wiping module (22) is arranged above the first wiping module (21), the third wiping module (23) is arranged on the left side of the second wiping module (22), and the fourth wiping module (24) is arranged on the left side of the third wiping module (23); the left end of the first wiping sliding block (21), the upper sides of the two ends of the third wiping module (23), the right end of the third wiping module (23) are respectively provided with a groove, and a fifth spring (25) is arranged in each groove.

2. The automatic opening and closing device for the tank cap according to claim 1, wherein: the oil inlet hole (1) is formed in the left side of the interior of the shell, the oil tank cover (2) is formed in the left side of the interior of the oil inlet hole (1), the spindle (3) is inserted into the oil tank cover (2), and the spindle (3) can slide up and down in a spindle groove; the oil tank cover (2) is connected with the main shaft (3) in a sliding mode, the top of the main shaft (3) is connected with the motor (8), and the bottom of the main shaft (3) is provided with an inclined block (26); a first sliding block (4) is arranged on the lower left side of the inclined block (26), the left end of the first sliding block (4) and the bottom of the inclined block (26) are both subjected to inclined treatment, and are in sliding fit with each other on a contact surface; a second sliding block (5) is arranged above the right end of the first sliding block (4); the right end of the first sliding block (4) and the bottom of the second sliding block (5) are both obliquely processed and are in sliding fit with each other on a contact surface; third slider (6) are connected with main shaft (3) through transmission module, second slider (5) right side is the rack structure, and fourth gear (13) one side meshing in its rack structure and the locking module, oil tank (20) set up in the casing, and oil tank (20) correspond inlet port (1) right side below department.

3. The automatic opening and closing device for the tank cap according to claim 1, wherein: the two ends of the first wiping slide block (21), the second wiping slide block (22), the third wiping slide block (23) and the fourth wiping slide block (24) are all subjected to inclination treatment, the inclination directions of the first wiping slide block (21) and the fourth wiping slide block (24) are the same, and the inclination directions of the second wiping slide block (22) and the third wiping slide block (23) are different.

4. The automatic opening and closing device for the tank cap according to claim 2, wherein: the left end of the first sliding block (4) is in contact with one end of a first spring (11), the other end of the first spring (11) is fixedly connected with the bottom of the groove corresponding to the wall of the machine shell, the bottom of the second sliding block (5) is in contact with one end of a second spring (12), and the other end of the second spring (12) is fixedly connected with the bottom of the groove corresponding to the wall of the machine shell.

5. The automatic opening and closing device for the tank cap according to claim 2, wherein: the transmission module comprises a first gear (7), a second gear (9), a third gear (10), a ratchet wheel (62) and a fifth gear (63), and the first gear (7) is fixedly sleeved on the main shaft (3); the second gear (9) is arranged on the right side of the first gear (7), the second gear (9) is tangent to the first gear (7), when the first gear (7) moves upwards to the same plane as the second gear (9), the second gear (9) is meshed with the first gear (7), the third gear (10) is arranged above the second gear (9), the third gear (10) is coaxial with the second gear (9), the fifth gear (63) is arranged on the right side of the third gear (10), and the fifth gear (63) is meshed with the third gear (10); the ratchet wheel (62) is arranged on the front side of the fifth gear (63), and the ratchet wheel (62) is coaxial with the fifth gear (63); the left end of the third sliding block (6) is provided with a plurality of baffle plates (61), a torsional spring which can enable the baffle plates to rotate clockwise and restore the baffle plates is arranged at the joint of the baffle plates and the third sliding block (6), and the baffle plates (61) are matched and connected with the ratchet wheel (62).

6. The automatic opening and closing device of the tank cap according to claim 5, wherein: the ratchet wheel (62) is internally provided with a torsion spring which can enable the ratchet wheel to rotate towards the anticlockwise direction and can enable the ratchet wheel to restore the original position.

7. The automatic opening and closing device for the tank cap according to claim 2, wherein: the locking module comprises a fourth gear (13), a rack (14), a bolt (18), a locking block (16) and a wiping module, the fourth gear (13) is arranged on the right side of the third sliding block (5), the left end of the rack (14) is meshed with the fourth gear (13), the bolt (18) is arranged above the rack (14), and a fourth spring (19) is fixedly connected between the bolt (18) and the rack (14); the oil tank is characterized in that a guide groove is formed in the left wall of the oil tank, a third spring (17) is arranged at the right end of the locking block (16), the other end of the third spring (17) is fixed on the inner side wall of the guide groove (21), and a lock cylinder through hole is formed in the locking block (16).

8. The automatic opening and closing device of the tank cap according to claim 5, wherein: the third gear (10) and the fifth gear (63) are both helical gears.

Technical Field

The invention relates to an oil tank cover, in particular to an automatic closing device of an automobile oil tank cover.

Background

The fuel tank cap refers to a tank for storing gasoline on an automobile. The shape is square, and the sealing performance is good because the sealing ring is made of stainless steel. There is only a small circular inlet which is just as large as the cap of the bottle for storage. Typically at the rear of the vehicle. The automobile fuel tank cap is a device for shielding an opening of a fuel tank, and is opened when in use, then a gun head of a fuel gun is inserted for refueling, and the fuel tank cap is closed after refueling.

However, some car owners forget to close the fuel tank cap after refueling, which leads to the gasoline in the fuel tank of the car overflowing and even causes more serious problems, and therefore, the fuel tank cap of the car which can be opened and closed automatically needs to be designed.

Disclosure of Invention

The present invention is directed to an automatic closing device for an oil tank cap of an automobile, which solves the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

an automatic closing device of an automobile oil tank cover comprises an oil inlet hole, an oil tank cover, a main shaft, a motor and an oil tank, wherein the oil inlet hole is formed in the left side inside a shell; the oil tank cover is connected with the main shaft in a sliding mode, the top of the main shaft is connected with the motor, and the bottom of the main shaft is provided with an inclined block; a first sliding block is arranged at the left lower part of the inclined block, the left end of the first sliding block and the bottom of the inclined block are both subjected to inclined treatment, and are in sliding fit with each other on a contact surface; a second sliding block is arranged above the right end of the first sliding block; the right end of the first sliding block and the bottom of the second sliding block are both obliquely processed and are in sliding fit with each other on a contact surface; the third sliding block is connected with the main shaft through a transmission module, the right side of the second sliding block is of a rack structure, the rack structure of the second sliding block is meshed with one side of a fourth gear in the locking module, the oil tank is arranged in the machine shell, and the oil tank corresponds to the right lower part of the oil inlet; and a wiping module is arranged at the upper right part of the oil tank.

As a further improvement: the wiping module comprises a floating plate, a first wiping slide block, a second wiping slide block, a third wiping slide block, a fourth wiping slide block and a fifth spring; the floating plate is arranged in the oil tank, the size of the outer side of the floating plate is slightly smaller than the inner side wall of the oil tank, and the floating plate can slide in the oil tank; a groove is formed in the right wall of the oil tank close to the top, a first wiping slide block is arranged inside the groove, the second wiping module is arranged above the first wiping module, the third wiping module is arranged on the left side of the second wiping module, and the fourth wiping module is arranged on the left side of the third wiping module; the left end of the first wiping sliding block, the upper sides of the two ends of the third wiping module and the right end of the third wiping module are respectively provided with a groove, and a fifth spring is arranged in each groove.

As a further improvement: the two ends of the first wiping sliding block, the second wiping sliding block, the third wiping sliding block and the fourth wiping sliding block are all obliquely processed, the oblique directions of the first wiping sliding block and the fourth wiping sliding block are the same, and the oblique directions of the second wiping sliding block and the third wiping sliding block are different.

As a further improvement: the left end of the first sliding block is in contact with one end of a first spring, the other end of the first spring is fixedly connected with the bottom of the groove corresponding to the shell wall, the bottom of the second sliding block is in contact with one end of a second spring, and the other end of the second spring is fixedly connected with the bottom of the groove corresponding to the shell wall

As a further improvement: the transmission module comprises a first gear, a second gear, a third gear, a ratchet wheel and a fifth gear, and the first gear is fixedly sleeved on the main shaft; the second gear is arranged on the right side of the first gear, the second gear is tangent to the first gear, when the first gear moves upwards to the same plane as the second gear, the second gear is meshed with the first gear, the third gear is arranged above the second gear, the third gear is coaxial with the second gear, the fifth gear is arranged on the right side of the third gear, and the fifth gear is meshed with the third gear; the ratchet wheel is arranged on the front side of the fifth gear, and the ratchet wheel is coaxial with the fifth gear; the left end of the third sliding block is provided with a plurality of baffles, a torsional spring which can enable the baffles to rotate clockwise and restore the original shape is arranged at the joint of the baffles and the third sliding block, and the baffles are connected with the ratchet wheel in a matching way.

As a further improvement: the ratchet wheel is internally provided with a torsion spring which can enable the ratchet wheel to rotate in the anticlockwise direction and can enable the ratchet wheel to restore the original position.

As a further improvement: the locking module comprises a fourth gear, a rack, a lock tongue, a locking block and a wiping module, the fourth gear is arranged on the right side of the third sliding block, the left end of the rack is meshed with the fourth gear, the lock tongue is arranged above the rack, and a fourth spring is fixedly connected between the lock tongue and the rack; the left wall of the oil tank is internally provided with a guide groove, the right end of the locking block is provided with a third spring, the other end of the third spring is fixed on the inner side wall of the guide groove, and a lock cylinder through hole is formed in the locking block.

As a further improvement: and the third gear and the fifth gear are both helical gears. .

Compared with the prior art, the invention has the advantages that:

after the oil gun is inserted into the oil inlet hole, the locking device can lock the oil gun, and when oil is filled, the wiping module can wipe the oil gun port to prevent impurities at the oil gun port from falling into the oil tank; as the protection, after the oil gun is taken out, the second baffle and the third baffle move oppositely to seal the oil tank, and the oil tank cover can be closed after the motor is started, so that the operation is very convenient.

Drawings

The invention is described in further detail below with reference to the following figures and embodiments:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view showing the overall structure of the fuel tank cap opened by the driver;

FIG. 3 is a schematic view of the insertion of the nozzle head into the top-opening seal mechanism;

FIG. 4 is a schematic structural view of a bolt-fixed refueling gun head;

FIG. 5 is a schematic structural view of wiping oil stain on the oil gun head after the oil is filled;

FIG. 6 is an enlarged view of part A of FIG. 2;

FIG. 7 is a top view of the third gear, fifth gear and ratchet connection;

in the figure: 1-oil inlet hole, 2-oil tank cover, 3-main shaft, 4-first sliding block, 5-second sliding block, 6-third sliding block, 7-first gear, 8-motor, 9-second gear, 10-third gear, 11-first spring, 12-second spring, 13-fourth gear, 14-rack, 15-floating plate, 16-locking block, 17-third spring, 18-bolt, 19-fourth spring, 20-oil tank, 21-first wiping sliding block, 22-second wiping sliding block, 23-third wiping sliding block, 24-fourth wiping sliding block, 25-fifth spring, 26-inclined block, 61-baffle, 62-ratchet wheel and 63-fifth gear.

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 to 7, in an embodiment of the present invention, an automatic closing device for an automobile fuel tank cap includes a fuel inlet hole 1, a fuel tank cap 2, a spindle 3, a motor 8, and a fuel tank 20, where the fuel inlet hole 1 is disposed on the left side inside a housing, the fuel tank cap 2 is disposed on the left side inside the fuel inlet hole 1, the spindle 3 is inserted into the fuel tank cap 2, and the spindle 3 can slide up and down in a spindle groove; the oil tank cover 2 is connected with the main shaft 3 in a sliding mode, the top of the main shaft 3 is connected with the motor 8, and the bottom of the main shaft 3 is provided with an inclined block 26; a first sliding block 4 is arranged at the lower left of the inclined block 26, the left end of the first sliding block 4 and the bottom of the inclined block 26 are both subjected to inclined treatment and are in sliding fit with each other on a contact surface; a second sliding block 5 is arranged above the right end of the first sliding block 4; the right end of the first sliding block 4 and the bottom of the second sliding block 5 are both obliquely processed and are in sliding fit with each other on a contact surface; the third sliding block 6 is connected with the main shaft 3 through a transmission module, the right side of the second sliding block 5 is of a rack structure, the rack structure is meshed with one side of a fourth gear 13 in the locking module, the oil tank 20 is arranged in the machine shell, and the oil tank 20 corresponds to the lower right of the oil inlet 1; a wiping module is arranged at the upper right of the oil tank 20.

The wiping module comprises a floating plate 15, a first wiping slide 21, a second wiping slide 22, a third wiping slide 23, a fourth wiping slide 24 and a fifth spring 25; the floating plate 15 is arranged in the oil tank 20, the size of the outer side of the floating plate 15 is slightly smaller than the inner side wall of the oil tank 20, and the floating plate 15 can slide in the oil tank 20; a groove is formed in the right wall of the oil tank close to the top, a first wiping slide block 21 is arranged in the groove, the second wiping module 22 is arranged above the first wiping module 21, the third wiping module 23 is arranged on the left side of the second wiping module 22, and the fourth wiping module 24 is arranged on the left side of the third wiping module 23; the left end of the first wiping slide block 21, the upper sides of the two ends of the third wiping module 23 and the right end of the third wiping module 23 are respectively provided with a groove, and a fifth spring 25 is arranged in each groove.

The two ends of the first wiping slide 21, the second wiping slide 22, the third wiping slide 23 and the fourth wiping slide 24 are all inclined, the inclination directions of the first wiping slide 21 and the fourth wiping slide 24 are the same, and the inclination directions of the second wiping slide 22 and the third wiping slide 23 are different.

The left end of the first sliding block 4 is in contact with one end of a first spring 11, the other end of the first spring 11 is fixedly connected with the bottom of the groove corresponding to the wall of the machine shell, the bottom of the second sliding block 5 is in contact with one end of a second spring 12, and the other end of the second spring 12 is fixedly connected with the bottom of the groove corresponding to the wall of the machine shell.

The transmission module comprises a first gear 7, a second gear 9, a third gear 10, a ratchet 62 and a fifth gear 63, and the first gear 7 is fixedly sleeved on the main shaft 3; the second gear 9 is arranged at the right side of the first gear 7, the second gear 9 is tangent to the first gear 7, when the first gear 7 moves upwards to the same plane as the second gear 9, the second gear 9 is meshed with the first gear 7, the third gear 10 is arranged above the second gear 9, the third gear 10 is coaxial with the second gear 9, the fifth gear 63 is arranged at the right side of the third gear 10, and the fifth gear 63 is meshed with the third gear 10; the ratchet wheel 62 is arranged on the front side of the fifth gear 63, and the ratchet wheel 62 is coaxial with the fifth gear 63; the left end of the third sliding block 6 is provided with a plurality of baffles 61, a torsional spring which can enable the baffles to rotate clockwise and restore the original shape is arranged at the joint of the baffles and the third sliding block 6, and the baffles 61 are connected with the ratchet wheel 62 in a matching way.

The ratchet wheel 62 is provided with a torsion spring which can make the ratchet wheel rotate in the counterclockwise direction and restore the original position.

The locking module comprises a fourth gear 13, a rack 14, a bolt 18, a locking block 16 and a wiping module, the fourth gear 13 is arranged on the right side of the third sliding block 5, the left end of the rack 14 is meshed and connected with the fourth gear 13, the bolt 18 is arranged above the rack 14, and a fourth spring 19 is fixedly connected between the bolt 18 and the rack 14; the left wall of the oil tank is internally provided with a guide groove, the right end of the locking block 16 is provided with a third spring 17, the other end of the third spring 17 is fixed on the inner side wall of the guide groove 21, and a lock cylinder through hole is arranged in the locking block 16.

The third gear 10 and the fifth gear 63 are both helical gears.

The working principle of the invention is as follows:

in the initial state, a driver starts the motor 8 to enable the spindle to drive the oil tank cover 2 to rotate 90 degrees, so that the oil tank cover 2 is opened and exposes out of the oil inlet hole 1, a worker in a gas station inserts the oil gun head into the oil inlet hole 1, the oil gun head deeply touches the second sliding block 5 and the third sliding block 6, at the moment, the oil filling plug continuously extends inwards, the second sliding block 5 slides downwards to enable the first sliding block 4 to slide leftwards, the spindle 3 slides upwards, as the spindle 3 is fixedly connected with the first gear 7, the first gear 7 also slides upwards along with the spindle 3, when the second sliding block 5 slides downwards, the fourth gear 13 drives the rack 14 to move upwards to enable the bolt 19 to move upwards, when the oil gun continuously extends deeply to push the lock block 16 to the right side and the bolt 19 is overlapped with the bolt through hole, the bolt 19 is inserted into the bolt through hole and pushes the oil gun upwards to lock the oil gun, and the third sliding block 6 rises, the baffle 61 drives the ratchet 2 to rotate, so as to drive the third gear 10 and the second gear 9 to rotate through the fifth gear 63, at the moment, the first gear 7 is positioned above the second gear 9, the teeth of the first gear 7 coincide after the second gear 9 rotates, after the oil is full, the floating plate 15 rises, when the floating plate 15 rises to the first wiping slide 21, the first wiping slide 21 is pushed to move towards the right side, so that the second wiping slide 22 moves upwards, the third wiping slide 23 moves towards the left, the fourth wiping slide 24 moves downwards, the oil gun mouth is wiped, after the oil gun is pulled out, the third slide 6 descends due to gravity, the second spring 12 pushes the second slide 5 to rise, so that the rack 14 descends, the bolt 18 and the locking block 16 are pulled back, the first spring 11 pushes the first slide 4 to move towards the right side, then the driver starts the motor 8 to drive the main shaft 3 to rotate, the main shaft 3 drives the first gear 7 to rotate, because the teeth of the first gear 7 and the second gear 9 coincide at this time, the first gear 7 and the main shaft 3 cannot descend due to gravity, after the first gear 7 and the second gear 9 are meshed again after rotating for a period of time, and the main shaft 3 descends to drive the oil tank cover 2 to close.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.