阅读说明：本技术 一种转动灵活的油箱盖 (Oil tank cover flexible to rotate ) 是由 连业铃 于 2020-05-28 设计创作，主要内容包括：本发明公开了一种转动灵活的油箱盖,包括油箱本体,所述油箱本体的上表面固定连接有注油管,所述注油管的表面固定连接有第一弧形卡块,所述注油管的表面套设有油盖,所述油盖的内壁固定连接有与第一弧形卡块相适配的第二弧形卡块,所述第二弧形卡块的内环面开设有若干个通孔,且该通孔的内壁转动连接有滚珠,所述滚珠的表面与注油管的表面搭接。该转动灵活的油箱盖,通过设置第一弧形卡块、第二弧形卡块、滚珠、密封块和压缩弹簧,便于将油盖套在注油管的表面,转动油盖使第一弧形卡块和第二弧形卡块将油盖和注油管固定住,且滚珠可以降低第二弧形卡块与注油管的硬摩擦,从而可以降低油箱损坏的几率,且使用更加的方便。(The invention discloses a flexibly-rotating oil tank cover which comprises an oil tank body, wherein an oil filling pipe is fixedly connected to the upper surface of the oil tank body, a first arc-shaped fixture block is fixedly connected to the surface of the oil filling pipe, an oil cover is sleeved on the surface of the oil filling pipe, a second arc-shaped fixture block matched with the first arc-shaped fixture block is fixedly connected to the inner wall of the oil cover, a plurality of through holes are formed in the inner ring surface of the second arc-shaped fixture block, balls are rotatably connected to the inner wall of the through holes, and the surfaces of the balls are overlapped with the surface of the oil filling pipe. This rotate nimble fuel tank cap, through setting up first arc fixture block, second arc fixture block, ball, sealed piece and compression spring, be convenient for cover the surface at the notes oil pipe with the oil cap, rotate the oil cap and make first arc fixture block and second arc fixture block fix oil cap and notes oil pipe, and the ball can reduce the hard friction of second arc fixture block and notes oil pipe to can reduce the probability of oil tank damage, and use convenience more.)

1. The utility model provides a rotate nimble fuel tank cap, includes oil tank body (1), its characterized in that: the utility model discloses an oil tank, including oil tank body (1), last fixed surface is connected with oiling pipe (2), the first arc fixture block (3) of fixed surface of oiling pipe (2), the surface cover of oiling pipe (2) is equipped with oil cap (4), the second arc fixture block (5) of inner wall fixedly connected with and first arc fixture block (3) looks adaptation of oil cap (4), a plurality of through-hole has been seted up to the inner ring surface of second arc fixture block (5), and the inner wall of this through-hole rotates and is connected with ball (6), the surface of ball (6) and the overlap joint of surface of oiling pipe (2), the inner wall sliding connection of oil cap (4) has sealed piece (7), the last fixed surface of sealed piece (7) is connected with compression spring (8), and the top of compression spring (8) and the interior roof fixed connection of oil cap (4).

2. The tank cap according to claim 1, wherein: the quantity of first arc fixture block (3) is three, and three first arc fixture block (3) circumference equidistance sets up the surface at oiling pipe (2), the quantity of second arc fixture block (5) is three, and three second arc fixture block (5) circumference equidistance sets up the inner wall at oil cap (4).

3. The tank cap according to claim 1, wherein: the lower surface of the sealing block (7) is fixedly connected with a rubber sealing ring.

4. The tank cap according to claim 1, wherein: the oil cap is characterized in that a through hole is formed in the upper surface of the oil cap (4), a lock cylinder (9) is fixedly connected to the inner wall of the through hole, a sliding groove communicated with the inner portion of the oil cap (4) and the surface of the second arc-shaped clamping block (5) is formed in the inner wall of the sliding groove, a locking rod (10) is slidably connected to the inner wall of the sliding groove, and one end of the locking rod (10) is fixedly connected with the output end of the lock cylinder (9).

5. The tank cap according to claim 4, wherein: the number of the locking rods (10) is three, and the three locking rods (10) are circumferentially arranged on the surface of the lock cylinder (9) at equal intervals.

6. The tank cap according to claim 1, wherein: the side fixedly connected with go-between of oil cover (4), the surface cover of go-between is equipped with prevents losing chain (11), prevent losing chain (11) and keep away from the side fixed connection of one end and oil tank body (1) of go-between.

7. The tank cap according to claim 1, wherein: when the process of oiling based on the oiling pipe (2), the method further comprises the following steps:

based on the external camera of setting on the target vehicle that corresponds with the fuel tank cap and the flow monitor of setting in the peripheral position of oiling mouth, whether the monitoring oiling is successful, its monitoring step includes:

acquiring an image to be processed based on the external camera;

based on an image processing platform, preprocessing the image to be processed, extracting an oil injection action gesture according to a preprocessing result, and judging a current oil injection state according to the oil injection action gesture, wherein the current oil injection state comprises: the oil injection state is not completed, the oil injection state is in progress and the oil injection state is completed;

monitoring whether the flow change exists in the oil filling port according to the flow monitor;

if the current oil filling state exists, the current oil filling state is corrected based on flow change information to obtain a final oil filling state, and the final oil filling state is transmitted to a vehicle-mounted terminal of the target vehicle to be displayed;

and otherwise, transmitting the current oiling state to a vehicle-mounted terminal of the target vehicle for displaying.

8. The tank cap according to claim 1, wherein: the lower end of the oil injection pipe (2) is provided with a staff gauge which is of a hollow structure, and the bottom of the staff gauge is fixedly provided with a folding body facing to the central coordinate axis of the hollow structure;

the inside of the indicator scale is detachably connected with a screen, the screen is arranged on the folding body, and when the fuel tank cover is opened or closed, the indicator scale and the screen are positioned in the fuel tank body (1);

an oil quantity sensor is arranged on the indicator scale, and a second pressure sensor is arranged at the inner bottom of the oil tank body (1); a liquid sensor is arranged in the oil tank body (1);

the bottom of the screen and the inner side of the folding body are provided with a first pressure sensor which is used for measuring the amount of filtered substances filtered onto the screen when the oil is injected into the oil tank body (1) based on the oil injection pipe (2);

a controller and a display screen are arranged on the vehicle-mounted carrier corresponding to the oil tank cover;

the controller is in communication connection with the display screen, the oil mass sensor, the first pressure sensor, the second pressure sensor and the liquid sensor;

when the mass of the filtered matter on the screen is larger than the minimum mass of a preset mass range, the oil quantity sensor, the first pressure sensor, the second pressure sensor and the liquid sensor are controlled to start working based on the controller, whether the filtered matter on the screen is cleaned at the current time is reasonable or not is judged according to the following formula, and the judging step comprises the following steps:

based on the oil quantity sensor, acquiring a first oil quantity w in the current time period_i1,2, 3.., n1, where n1 represents the number of times the first oil quantity is detected within the current time period;

acquiring a second oil amount w in the current time period based on the second pressure sensor_jJ ═ 1,2, 3.., n2, where n2 represents the number of times the second amount of oil was detected in the current time period;

measuring the petroleum level y in the tank body (1) based on the liquid sensor_kK 1,2, 3.., n3, where n3 represents the number of detections of the oil level in the current time period;

determining a filtering reasonable value H for cleaning the filtered substances according to the following formula;

wherein S represents a conversion function for converting the petroleum liquid level into a corresponding petroleum capacity;

when the H is within a preset difference value range [0, 20L ], judging that the filter is reasonably cleaned;

otherwise, judging that the filter is unreasonable to clean;

measuring a running speed v of a target vehicle corresponding to the tank cap for a preset time period based on a speed sensor when it is determined that it is not reasonable to clean the filter_p1,2,3, ·, n 4; where n4 represents the number of measurements of the travel speed during the current time period;

according to the following formula, the estimated waiting time T for cleaning the filtered object is obtained;

wherein O represents a fuel quantity loss function based on the traveling speed; v represents an average traveling speed of the target vehicle after a preset time period; h' represents a remaining oil amount of the target vehicle after a preset time period;

and transmitting the estimated waiting time T to the display screen for displaying based on a controller.

Technical Field

The invention relates to the technical field of oil tank caps, in particular to an oil tank cap capable of flexibly rotating.

Background

The fuel tank of a truck is a device for loading fuel, and a fuel tank cover is required to seal a fuel filling opening of the fuel tank after loading the fuel.

Current car fuel tank cap is twisted through the screw thread and is moved, and the phenomenon that the screw thread was smooth can appear in long-time use, not only makes fuel tank cap unable use, also can damage the screw thread of oil tank oiling mouth, leads to the oil tank overall change.

We therefore propose a rotationally flexible tank cap.

Disclosure of Invention

The present invention is directed to a flexibly rotatable fuel tank cap to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a rotate nimble fuel tank cap, includes the oil tank body, the last fixed surface of oil tank body is connected with the oiling pipe, the first ARC block of fixed surface of oiling pipe, the surperficial cover of oiling pipe is equipped with the oil cap, the second ARC block of the inner wall fixedly connected with and first ARC block looks adaptation of oil cap, a plurality of through-hole has been seted up to the interior anchor ring of second ARC block, and the inner wall rotation of this through-hole is connected with the ball, the surface of ball and the surface overlap joint of oiling pipe, the inner wall sliding connection of oil cap has sealed piece, the last fixed surface of sealed piece is connected with compression spring, and compression spring's top and the interior roof fixed connection of oil cap.

Preferably, the quantity of first arc fixture block is three, and three first arc fixture block circumference equidistance sets up the surface at the oiling pipe, the quantity of second arc fixture block is three, and three second arc fixture block circumference equidistance sets up the inner wall at the oil cover.

Preferably, the lower surface of the sealing block is fixedly connected with a rubber sealing ring.

Preferably, a through hole is formed in the upper surface of the oil cover, a lock cylinder is fixedly connected to the inner wall of the through hole, a sliding groove communicated with the inner portion of the oil cover and the surface of the second arc-shaped clamping block is formed in the inner portion of the oil cover, a locking rod is slidably connected to the inner wall of the sliding groove, and one end of the locking rod is fixedly connected with the output end of the lock cylinder.

Preferably, the number of the locking rods is three, and the three locking rods are circumferentially arranged on the surface of the lock cylinder at equal intervals.

Preferably, the side face of the oil cover is fixedly connected with a connecting ring, an anti-lost chain is sleeved on the surface of the connecting ring, and one end, far away from the connecting ring, of the anti-lost chain is fixedly connected with the side face of the oil tank body.

Preferably, when the process of filling oil based on the oil filling pipe further comprises:

based on the external camera of setting on the target vehicle that corresponds with the fuel tank cap and the flow monitor of setting in the peripheral position of oiling mouth, whether the monitoring oiling is successful, its monitoring step includes:

acquiring an image to be processed based on the external camera;

based on an image processing platform, preprocessing the image to be processed, extracting an oil injection action gesture according to a preprocessing result, and judging a current oil injection state according to the oil injection action gesture, wherein the current oil injection state comprises: the oil injection state is not completed, the oil injection state is in progress and the oil injection state is completed;

monitoring whether the flow change exists in the oil filling port according to the flow monitor;

if the current oil filling state exists, the current oil filling state is corrected based on flow change information to obtain a final oil filling state, and the final oil filling state is transmitted to a vehicle-mounted terminal of the target vehicle to be displayed;

and otherwise, transmitting the current oiling state to a vehicle-mounted terminal of the target vehicle for displaying.

Preferably, the lower end of the oil injection pipe is connected with a finger scale, the finger scale is of a hollow structure, and a folding body facing to a central coordinate axis of the hollow structure is fixedly arranged at the bottom of the finger scale;

the inside of the indicator scale is detachably connected with a screen, the screen is arranged on the folding body, and when the fuel tank cover is opened or closed, the indicator scale and the screen are positioned in the fuel tank body;

an oil quantity sensor is arranged on the indicator scale, and a second pressure sensor is arranged at the inner bottom of the oil tank body; a liquid sensor is arranged in the oil tank body;

the bottom of the screen and the inner side of the folding body are provided with a first pressure sensor which is used for measuring the amount of filtered substances filtered onto the screen when the oil is filled into the oil tank body based on the oil filling pipe;

a controller and a display screen are arranged on the vehicle-mounted carrier corresponding to the oil tank cover;

the controller is in communication connection with the display screen, the oil mass sensor, the first pressure sensor, the second pressure sensor and the liquid sensor;

when the mass of the filtered matter on the screen is larger than the minimum mass of a preset mass range, the oil quantity sensor, the first pressure sensor, the second pressure sensor and the liquid sensor are controlled to start working based on the controller, whether the filtered matter on the screen is cleaned at the current time is reasonable or not is judged according to the following formula, and the judging step comprises the following steps:

based on the oil quantity sensor, acquiring a first oil quantity w in the current time period_i1,2, 3.., n1, where n1 represents the number of times the first oil quantity is detected within the current time period;

acquiring a second oil amount w in the current time period based on the second pressure sensor_jJ ═ 1,2, 3.., n2, where n2 represents the number of times the second amount of oil was detected in the current time period;

based on the liquid sensor, measuring the oil level y in the oil tank body_kK 1,2, 3.., n3, where n3 represents the number of detections of the oil level in the current time period;

determining a filtering reasonable value H for cleaning the filtered substances according to the following formula;

wherein S represents a conversion function for converting the petroleum liquid level into a corresponding petroleum capacity;

when the H is within a preset difference value range [0, 20L ], judging that the filter is reasonably cleaned;

otherwise, judging that the filter is unreasonable to clean;

when it is judged that the cleaning of the filtrate is not reasonableMeasuring the running speed v of a target vehicle corresponding to the fuel tank cap within a preset time period based on a speed sensor_p1,2,3, ·, n 4; where n4 represents the number of measurements of the travel speed during the current time period;

according to the following formula, the estimated waiting time T for cleaning the filtered object is obtained;

wherein O represents a fuel quantity loss function based on the traveling speed; v represents an average traveling speed of the target vehicle after a preset time period; h' represents a remaining oil amount of the target vehicle after a preset time period;

and transmitting the estimated waiting time T to the display screen for displaying based on a controller.

Advantageous effects

The invention provides a flexibly-rotating oil tank cover, which has the following beneficial effects:

1. this rotate nimble fuel tank cap, through setting up first arc fixture block, second arc fixture block, ball, sealed piece and compression spring, be convenient for cover the surface at the notes oil pipe with the oil cap, rotate the oil cap and make first arc fixture block and second arc fixture block fix oil cap and notes oil pipe, and the ball can reduce the hard friction of second arc fixture block and notes oil pipe to can reduce the probability of oil tank damage, and use convenience more.

2. This rotate nimble fuel tank cap, through setting up lock core and check lock lever, the rotation of the lock core of being convenient for drives the check lock lever and rotates, makes second arc fixture block and check lock lever block first arc fixture block, and the effectual oil stealing phenomenon that prevents through setting up the anti-lost chain, prevents to lift the phenomenon that the oil cap lost when refueling off at the oil cap.

Drawings

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

FIG. 2 is a schematic bottom perspective view of the oil cap;

FIG. 3 is a schematic front sectional view of the oil cover;

FIG. 4 is a schematic perspective view of the oil tank body, the filler pipe and the first arc-shaped fixture block;

FIG. 5 is another connection diagram of the present invention.

In the figure: 1 oil tank body, 2 notes oil pipe, 3 first arc fixture blocks, 4 oil covers, 5 second arc fixture blocks, 6 balls, 7 sealed pieces, 8 compression spring, 9 lock cores, 10 check lock levers, 11 prevent losing the chain.

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. 1-4, the present invention provides a technical solution: the utility model provides a rotate nimble fuel tank cap, includes oil tank body 1, and oil tank body 1's last fixed surface is connected with notes oil pipe 2, and the fixed surface of notes oil pipe 2 is connected with first ARC block 3, and the quantity of first ARC block 3 is three, and 3 circumference equidistance settings of three first ARC block are on the surface of notes oil pipe 2.

The surface cover of notes oil pipe 2 is equipped with oil cap 4, the inner wall fixedly connected with of oil cap 4 and the second arc fixture block 5 of 3 looks adaptations of first arc fixture block, the quantity of second arc fixture block 5 is three, and 5 circumference equidistance settings of three second arc fixture block are at the inner wall of oil cap 4, a plurality of through-hole has been seted up to the interior anchor ring of second arc fixture block 5, and the inner wall rotation of this through-hole is connected with ball 6, the surface of ball 6 and the overlap joint of the surface of notes oil pipe 2.

Inner wall sliding connection of oil cap 4 has sealed piece 7, the lower fixed surface of sealed piece 7 is connected with rubber seal ring, the last fixed surface of sealed piece 7 is connected with compression spring 8, and compression spring 8's top and oil cap 4's interior roof fixed connection, through setting up first arc fixture block 3, second arc fixture block 5, ball 6, sealed piece 7 and compression spring 8, be convenient for overlap oil cap 4 on the surface of notes oil pipe 2, it makes first arc fixture block 3 and second arc fixture block 5 fix oil cap 4 and notes oil pipe 2 to rotate oil cap 4, and ball 6 can reduce the hard friction of second arc fixture block 5 and notes oil pipe 2, thereby can reduce the probability of oil tank damage, and use convenience more.

The through-hole has been seted up to the upper surface of oil cap 4, and the inner wall fixedly connected with lock core 9 of this through-hole, the spout that is linked together is seted up on the inside of oil cap 4 and the surface of second arc fixture block 5, and the inner wall sliding connection of this spout has check lock lever 10, the one end of check lock lever 10 and the output fixed connection of lock core 9, the quantity of check lock lever 10 is three, and three check lock lever 10 circumference equidistance sets up on the surface of lock core 9, through setting up lock core 9 and check lock lever 10, the rotation of the lock core 9 of being convenient for drives check lock lever 10 and rotates, make second arc fixture block 5 and check lock lever 10 block first arc fixture block 3, the effectual oil stealing phenomenon that prevents.

The side fixedly connected with go-between of oil cap 4, the surface cover of go-between is equipped with prevents losing chain 11, prevents losing chain 11 and keeps away from the one end of go-between and the side fixed connection of oil tank body 1, prevents losing chain 11 through setting up, prevents to lift the phenomenon that oil cap 4 lost when refueling off at oil cap 4.

The working principle is as follows: when using this flexible oil tank cap rotates, with the surface of oil cap 4 cover at notes oil pipe 2, press oil cap 4, make compression spring 8 compress, and make second arc fixture block 5 pass between two adjacent first arc fixture blocks 3, rotate oil cap 4 again, make first arc fixture block 3 and second arc fixture block 5 pin oil cap 4 and notes oil pipe 2, compression spring 8 extrusion sealing piece 7 simultaneously, make notes oil pipe 2 sealed, reuse key rotates lock core 9, the rotation of lock core 9 drives three check lock lever 10 and rotates, and make second arc fixture block 5 and check lock lever 10 enclose into a circular, thereby can prevent that oil cap 4 from opening, through using this flexible oil tank cap that rotates, simple structure can effectively reduce the probability that oil tank cap and oil tank damaged, and can effectually prevent to steal oil.

The beneficial effects of the above technical scheme are: the first arc-shaped fixture block, the second arc-shaped fixture block, the ball, the sealing block and the compression spring are arranged, so that the oil cover is conveniently sleeved on the surface of the oil injection pipe, the oil cover is rotated to enable the first arc-shaped fixture block and the second arc-shaped fixture block to fix the oil cover and the oil injection pipe, and the ball can reduce the hard friction between the second arc-shaped fixture block and the oil injection pipe, so that the probability of damage of an oil tank can be reduced, and the use is more convenient; through setting up lock core and check lock lever, the rotation of the lock core of being convenient for drives the check lock lever and rotates, makes second arc fixture block and check lock lever block first arc fixture block, and the effectual oil stealing phenomenon that prevents through setting up the loss chain, prevents to lift the phenomenon that the oil cap lost when refueling off at the oil cap.

The invention provides a flexibly-rotating oil tank cap, which further comprises the following components in the process of filling oil based on an oil filling pipe 2:

based on the external camera of setting on the target vehicle that corresponds with the fuel tank cap and the flow monitor of setting in the peripheral position of oiling mouth, whether the monitoring oiling is successful, its monitoring step includes:

acquiring an image to be processed based on the external camera;

based on an image processing platform, preprocessing the image to be processed, extracting an oil injection action gesture according to a preprocessing result, and judging a current oil injection state according to the oil injection action gesture, wherein the current oil injection state comprises: the oil injection state is not completed, the oil injection state is in progress and the oil injection state is completed;

monitoring whether the flow change exists in the oil filling port according to the flow monitor;

if the current oil filling state exists, the current oil filling state is corrected based on flow change information to obtain a final oil filling state, and the final oil filling state is transmitted to a vehicle-mounted terminal of the target vehicle to be displayed;

and otherwise, transmitting the current oiling state to a vehicle-mounted terminal of the target vehicle for displaying.

In this embodiment, the external camera can be set up in the outside of target vehicle, and the realization of making a video recording of external camera focuses on in the oiling mouth that corresponds, and can be high definition digtal camera.

In this embodiment, the flow rate monitor is arranged, because flow rate fluctuation, such as flow rate fluctuation of gas, occurs in the process of filling oil into the oil tank, the oil filling state currently determined by the image processing platform is corrected by arranging the flow rate monitor, so that accurate judgment of the oil filling state is improved.

The beneficial effects of the above technical scheme are: at first, carry out first judgement current oiling state through external camera, secondly, judge once more through the flow monitor, and then revise current oiling state, finally, transmit relevant oiling state to vehicle mounted terminal and show, the navigating mate of being convenient for can the current oiling state of effectual monitoring, be convenient for in time know.

The invention provides a flexibly-rotating oil tank cover, as shown in fig. 5, the lower end of an oil filling pipe 2 is provided with a staff gauge, the staff gauge is of a hollow structure, and the bottom of the staff gauge is fixedly provided with a folding body facing to the central coordinate axis of the hollow structure;

the inside of the indicator scale is detachably connected with a screen, the screen is arranged on the folding body, and when the fuel tank cover is opened or closed, the indicator scale and the screen are positioned in the fuel tank body 1;

an oil quantity sensor is arranged on the indicator scale, and a second pressure sensor is arranged at the inner bottom of the oil tank body 1; a liquid sensor is arranged in the oil tank body 1;

a first pressure sensor is arranged at the bottom of the screen and on the inner side of the folding body and used for measuring the amount of filtered substances filtered onto the screen when the oil is filled into the oil tank body 1 based on the oil filling pipe 2;

a controller and a display screen are arranged on the vehicle-mounted carrier corresponding to the oil tank cover;

the controller is in communication connection with the display screen, the oil mass sensor, the first pressure sensor, the second pressure sensor and the liquid sensor;

when the mass of the filtered matter on the screen is larger than the minimum mass of a preset mass range, the oil quantity sensor, the first pressure sensor, the second pressure sensor and the liquid sensor are controlled to start working based on the controller, whether the filtered matter on the screen is cleaned at the current time is reasonable or not is judged according to the following formula, and the judging step comprises the following steps:

based on the oil quantity sensor, acquiring a first oil quantity w in the current time period_i1,2, 3.., n1, where n1 represents the number of times the first oil quantity is detected within the current time period;

acquiring a second oil amount w in the current time period based on the second pressure sensor_jJ ═ 1,2, 3.., n2, where n2 represents the number of times the second amount of oil was detected in the current time period;

measuring the petroleum level y in the tank body 1 based on the liquid sensor_kK 1,2, 3.., n3, where n3 represents the number of detections of the oil level in the current time period;

determining a filtering reasonable value H for cleaning the filtered substances according to the following formula;

wherein S represents a conversion function for converting the petroleum liquid level into a corresponding petroleum capacity;

when the H is within a preset difference value range [0, 20L ], judging that the filter is reasonably cleaned;

otherwise, judging that the filter is unreasonable to clean;

measuring a running speed v of a target vehicle corresponding to the tank cap for a preset time period based on a speed sensor when it is determined that it is not reasonable to clean the filter_p1,2,3, ·, n 4; where n4 represents the number of measurements of the travel speed during the current time period;

according to the following formula, the estimated waiting time T for cleaning the filtered object is obtained;

wherein O represents a fuel quantity loss function based on the traveling speed; v represents an average traveling speed of the target vehicle after a preset time period; h' represents a remaining oil amount of the target vehicle after a preset time period;

and transmitting the estimated waiting time T to the display screen for displaying based on a controller.

In this embodiment, it is this internal surplus petroleum volume that indicates the oil tank to filter the reasonable value, and filter the reasonable value through confirming, be convenient for take out the screen cloth, filter the thing of crossing, avoid at the in-process of oiling, because the screen cloth blocks up, lead to the oiling inefficiency, or because lack the screen cloth, lead to having the sediment in the oil of pouring into, cause the damage to the oil tank body, and, in the in-process of handling the screen cloth, if the surplus petroleum in the oil tank body is too much, can be inconvenient clear up it, therefore, when its filtrations of needs clearance, it is just necessary to monitor the surplus of its petroleum.

In this embodiment, the filter may be a gum or dust.

The beneficial effects of the above technical scheme are: through setting up first pressure sensor, be convenient for the effectual quality of confirming the filtrations on the filter screen, through confirming oil mass sensor and second pressure sensor, combine the current residual oil mass of effectual definite, and through setting up liquid sensor, be convenient for measure oil level liquid, and then the reasonable value of effectual internal filtration of definite oil, and then judge whether should clear up the filtrations, when the current residual oil mass does not support the clearance filtrations, detect the speed of traveling of target vehicle, and predict the latency based on the speed of traveling, and transmit the display screen and show, be convenient for effectual warning driver.

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.