CN220930155U - Convenient-to-use type oil can sealing structure - Google Patents

Abstract

The utility model relates to a convenient-to-use oil can sealing structure, which comprises an installation tube which is embedded into a liquid inlet tube at the upper end of an oil can and is fixedly connected with the liquid inlet tube, a limiting ring is coaxially and fixedly connected with the lower end of the installation tube, a sealing block which is trapezoid in longitudinal section and has the diameter smaller than that of the lower end is embedded into the limiting ring, the sealing block is abutted with the limiting ring to realize the sealing process of the inner part of the oil can, the problem that the oil can not be sealed when the oil can is lost in the prior art is solved, and meanwhile, a compression spring is coaxially arranged at the lower end of the sealing block to provide upward thrust for the sealing block, so that the sealing block can always be abutted with the limiting ring when the sealing block is not influenced by external force, the operation burden of a user is reduced, and the problem that the oil can not be sealed due to omission of the user is avoided.

Description

Convenient-to-use type oil can sealing structure

Technical Field

The utility model relates to the technical field of oil can sealing structures, in particular to a convenient oil can sealing structure.

Background

At present, the common sealing mode of the oil can on the market generally adopts a rubber sealing gasket to carry out rough sealing, and the rubber sealing gasket seals the possible gap between the oil can and the pot cover after being connected, so that the leakage and outflow of the gasoline through the gap between the oil can and the pot cover are avoided.

However, due to the problems of size and installation structure, the oil pot cover has larger loss risk, and especially most of the existing oil pot filling and oil driving devices are outdoor working devices, such as a diesel type shoulder-mounted weeding machine, an oil chain saw and the like.

Therefore, it is believed that there is a need for a convenient-to-use oil can seal that is capable of actively sealing the oil can inlet tube inside the oil can.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a convenient oil can sealing structure, which has the advantages of no need of extra equipment and extra operation, and can automatically seal an oil can liquid inlet pipe in daily use, thereby solving the defects that an oil can cover in the prior art device is easy to lose due to the size and structure problems and the working efficiency is influenced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a just, use type oilcan seal structure, includes the installation tube, and the installation tube embedding is in the feed liquor intraductal of oilcan upper end, and a rotatory groove I has been coaxially seted up to installation tube upper end, and rotatory groove I lower extreme is led to connect a plurality of intercommunication grooves of arranging around installation tube central axis circumference, the intraductal coaxial driving ring that is provided with of installation, a plurality of stoppers of having arranged in driving ring outside terminal surface circumference, a plurality of stoppers and a plurality of intercommunication grooves one-to-one to, every stopper thickness is less than rotatory groove I height, and every stopper width is less than intercommunication groove width, and the stopper embedding is rotatory inslot, the coaxial fixedly connected with spacing ring of installation tube lower extreme, and the embedding is provided with a sealing block that longitudinal section is trapezoidal and upper end diameter is less than the lower extreme diameter in the spacing intra-annular, and the coaxial fixedly connected with compression spring of sealing block lower extreme, the inside coaxial cover of compression spring is equipped with a telescopic link, telescopic link and compression spring other axial end and oilcan inner wall fixed connection, driving ring lower extreme fixedly connected with a contact ring, contact ring outer lane diameter is less than spacing ring diameter.

Preferably, the lower end of the installation pipe is coaxially provided with a rotary groove II, the rotary groove II is completely consistent with the rotary groove I, and the rotary groove II is communicated with a plurality of communication grooves.

Preferably, when the contact ring is abutted with the sealing block, the limiting block is positioned at the lower end of the communication groove, and when the limiting block is positioned at the upper end of the communication groove, the contact ring is not contacted with the sealing block.

Preferably, the upper end and the lower end of the communication groove are not in the same vertical plane, the inside of the communication groove is in smooth transition, and the radian value of the installation pipe corresponding to the positions of the two ends of the communication groove is not less than twenty degrees.

Preferably, the driving ring outside terminal surface cover is equipped with the sealing ring pad, sealing ring pad and driving ring fixed connection, and slot I has been seted up to the stopper to the sealing ring pad inboard, and the stopper is pegged graft in slot I, sealing ring pad outside terminal surface and installation pipe inner wall butt.

Preferably, the driving ring upper end is provided with an external ring in a matching way, the inner side of the external ring is fixedly connected with a damping ring pad, the lower end of the external ring is fixedly connected with a driving block, and the upper end of the driving ring is provided with a slot II aiming at the driving block.

Preferably, a plurality of spherical blocks are fixedly connected to the outer side end face of the external ring, positioning grooves are formed in the inner wall of the mounting pipe aiming at the spherical blocks, and when the spherical blocks are positioned in the positioning grooves, the limiting blocks and the end parts of the communication grooves are positioned on the same vertical plane.

Preferably, the contact ring is of an inverted funnel-shaped structure, and a plurality of through holes are formed in the side end face of the contact ring.

Compared with the prior art, the utility model has the following beneficial effects:

According to the utility model, the sealing process of the interior of the oil can is realized by abutting the sealing block with the limiting ring, the problem that the oil can cannot be sealed when the oil can cover is lost in the prior art is solved, meanwhile, the compression spring is coaxially arranged at the lower end of the sealing block to provide upward thrust for the sealing block, so that the sealing block can always abut against the limiting ring when the sealing block is not influenced by external force, the operation burden of a user is reduced, and the problem that the oil can not be sealed due to omission of the user is avoided.

According to the utility model, the rotary groove I is arranged, and the height of the contact ring is restrained, so that when the limiting block is positioned in the rotary groove I, the driving ring can rotate at will, and the phenomenon that the opening mode of downward pressing is inconsistent with the traditional mode is utilized, so that the loss of oil in the oil can be prevented to a certain extent.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the coupling of an outer ring with a drive ring according to the present utility model;

FIG. 3 is a schematic view of the overall structure of the mounting tube of the present utility model;

FIG. 4 is a schematic view of the connection of the drive ring and the contact ring of the present utility model;

FIG. 5 is a schematic view of the seal block and stop collar of the present utility model;

FIG. 6 is a schematic view of the overall structure of the external ring of the present utility model.

In the figure: 1. an oilcan; 2. a drive ring; 3. an external ring; 4. a liquid inlet pipe; 5. installing a pipe; 6. a compression spring; 7. a telescopic rod; 8. a seal ring pad; 9. a communication groove; 10. a rotary tank II; 11. a sealing block; 12. a limiting ring; 13. a rotary tank I; 14. a positioning groove; 15. a slot II; 16. a contact ring; 17. a limiting block; 18. a spherical block; 19. a driving block; 20. damping ring pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-6, a sealing structure of a disposable oil can comprises a mounting tube 5, wherein a liquid inlet tube 4 is connected to the upper end of the oil can 1 in practice, and oil is added into the oil can 1 through the liquid inlet tube 4. Therefore, the installation tube 5 of the device can be embedded into the liquid inlet tube 4 to realize the fixed connection between the installation tube 5 and the liquid inlet tube 4 in a welding or clamping mode, and the device can be used conveniently and rapidly in a whole without damaging the original structure, so that the research and development cost is increased by avoiding changing other parts.

The inside lower extreme fixedly connected with spacing ring 12 of installation tube 5, spacing ring 12 lower extreme is provided with a longitudinal section and is trapezoidal and upper end diameter is less than the sealing block 11 of lower extreme diameter, thereby the feasible sealing block 11 of feasible sealing block 11 embedding spacing ring 12 of spacing ring diameter of in practice accessible constraint sealing block 11 upper end diameter messenger is less than, thereby realize sealing connection between sealing block 11 and the spacing ring 12 through the butt, guarantee that the inside fluid of oilcan 1 can not flow into spacing ring 12 top and flow out through installation tube 5 when spacing ring 12 and sealing block 11 butt.

Furthermore, the lower end of the sealing block 11 is coaxially and fixedly connected with the compression spring 6, and the other axial end of the compression spring 6 is abutted against the inner wall of the oil can 1 to provide vertical upward thrust for the sealing block 11, so that the sealing block 11 has a trend of upward movement, and the sealing block 11 can be fully abutted against the limiting ring 12 to realize sealing when the sealing block 11 is not subjected to downward pressure, namely, in practice, the sealing block 11 can be automatically abutted against the limiting ring 12, and thus, the oil can be ensured not to leak without additional operation.

Furthermore, the telescopic rod 7 is sleeved in the compression spring 6, the telescopic rod 7 is of a structure with a plurality of sections of sleeves nested with each other, in practice, the device is in dimensional consideration, and the movement stroke of the sealing block 11 is restrained to be shorter, so that the distance between the compression spring 6 and the inner wall of the oilcan 1 can be compensated through the telescopic rod 7, the compression spring 6 can be ensured to exert proper upper pressure on the sealing block 11, and the movement track of the sealing block 11 can be restrained by the telescopic rod 7, so that the sealing is not tight due to the fact that the movement track of the sealing block 11 is deviated.

Still further, referring to fig. 5, a sealing pad may be further provided on the side end surface of the sealing block 11, and the combination of the upper pressure applied to the sealing block 11 by the compression spring 6 may ensure that the sealing pad is deformed under a force sufficient to achieve a sealing effect when the sealing block 11 is not subjected to a lower pressure.

Specifically, the present device is provided with a drive ring 2 coaxially within the mounting tube 5, and a downward pressure is applied to the seal block 11 by the downward movement of the drive ring 2.

Furthermore, the lower end of the driving ring 2 is fixedly connected with a contact ring 16, the distance between the lower end surface of the driving ring 2 and the upper end surface of the sealing block 11 is compensated by the contact ring 16, and the sealing block 11 can be pressed down by the distance ring to enable the sealing block 11 to be separated from the limiting ring 12.

Furthermore, a plurality of limiting blocks 17 are circumferentially distributed on the outer side end face of the driving ring 2, a rotary groove I13 is formed in the mounting tube 5 for the limiting blocks 17, and the driving ring 2 can be limited when the limiting blocks 17 are located in the rotary groove I13, so that the driving ring 2 is prevented from being separated from the mounting tube 5.

Meanwhile, since the driving ring 2 can rotate relative to the mounting tube 5 when the stopper 17 is positioned in the rotation groove i 13, the height of the contact ring 16 can be restrained, so that the contact ring 16 is not in contact with the sealing block 11 when the stopper 17 is positioned in the rotation groove i 13, which enables the user to freely rotate the driving ring 2 when the stopper 17 is positioned in the rotation groove i 13 without affecting the sealing block 11, which can form a certain safety effect.

Therefore, the lower end of the rotary groove i 13 is communicated with a plurality of communication grooves 9 surrounding the central axis Xiang Paibu of the mounting tube 5, and the plurality of limiting blocks 17 are in one-to-one correspondence with the plurality of communication grooves 9, and in practice, the driving ring 2 can move downwards through the communication grooves 9 by limiting the size of the limiting blocks 17, so that the contact ring 16 is in contact with the sealing block 11.

Furthermore, the upper end and the lower end of the communicating groove 9 are not in the same vertical plane, the inside of the connecting groove is in smooth transition, the radian value of the mounting tube 5 corresponding to the positions of the two ends of the communicating groove 9 is not less than twenty degrees, so that even when the limiting block 17 corresponds to the communicating groove 9, the inclined surface position limiting block 17 of the communicating groove 9 can be utilized to provide horizontal thrust, and therefore, when the limiting ring 12 is not influenced by larger downward pressure, the limiting ring cannot enter the communicating groove 9 to move downwards, and the safety effect of the device can be enhanced.

And, a plurality of intercommunication groove 9 lower extreme still common rotary tank II 10, rotary tank II 10 is unanimous with rotary tank I13 completely, thereby make stopper 17 also can rotate in rotary tank II 10, simultaneously, further restraint contact ring 16 height, make when spacing ring 12 is located the inside of rotary tank II 10, contact ring 16 can fully push down sealing block 11 and make sealing block 11 and spacing ring 12 have a certain distance, guarantee fluid entering channel area, this can make when pouring fluid into oilcan 1, available rotary tank II 10 carries out spacingly to driving ring 2, utilize install tube 5 to bear compression spring 6 elasticity, make fluid entering channel open all the time, the user of being convenient for refuels.

Still further, driving ring 2 outside terminal surface cover is equipped with sealing ring pad 8, sealing ring pad 8 and driving ring 2 fixed connection, slot I has been seted up to stopper 17 to sealing ring pad 8 inboard, stopper 17 peg graft in slot I, sealing ring pad 8 outside terminal surface and the inner wall butt of installation tube 5, thereby avoid when sealing block 11 became invalid, outside the feed liquor pipe 4 of oil direct entering oilcan 1, in practice, contact ring 16 is located driving ring 2 inboard, realize when sealing block 11, oil splashes out then will strike installation tube 5 inner wall in from oilcan 1, in the oil free fall gets into oilcan 1 when striking height is not enough, usable sealing ring pad 8 carries out the separation to oil with the separation effect of driving ring 2 when the striking height is higher. Meanwhile, the sealing ring pad 8 is abutted against the inner wall of the mounting tube 5, so that resistance force applied to the driving ring 2 in the moving process can be enhanced, and the limit block 17 is further prevented from directly entering the communication groove 9.

Furthermore, the contact ring 16 of the device has an inverted funnel structure, thereby being matched with the traditional oiling equipment and ensuring smooth oiling process.

Meanwhile, a plurality of through holes are formed in the side end face of the contact ring 16, and the phenomenon that the oiling process is stopped due to the fact that gas in the oil can 1 cannot overflow when the contact ring 16 is abutted to the limiting ring 12 can be avoided through the through holes.

Specifically, the device helps the user press the driving ring 2 downwards by arranging the external ring 3 in a matching manner, but it is emphasized that the external ring 3 is only a suitable matching arrangement, which does not conflict with the easy-to-lose attribute of the conventional fuel tank cap, and even if the external ring 3 is lost, the user can press the driving ring 2 downwards by using other parts or only by hand force.

The lower extreme fixedly connected with drive piece 19 of external ring 3, the slot II 15 has been seted up to drive piece 19 to drive ring 2 upper end, in fact through inserting drive piece 19 in slot II 15, realizes the synchronous motion between external ring 3 and the drive ring 2 for the user rotates external ring 3 and can drive ring 2 and rotate in rotatory groove I13 or rotatory groove II 10.

Furthermore, because when the external ring 3 is inserted into the mounting tube 5, the external ring 3 shields the visual field of the user, and at this time, the user cannot observe whether the limiting block 17 corresponds to the position of the communicating groove 9, therefore, the end face of the outer side of the external ring 3 is fixedly connected with a plurality of spherical blocks 18, the inner wall of the mounting tube 5 is provided with the positioning groove 14 for the spherical blocks 18, the user is reminded of different resistance between the spherical blocks 18 in the positioning groove 14 and the external of the positioning groove 14, at this time, when the spherical blocks 18 are positioned in the positioning groove 14, the limiting block 17 and the end part of the communicating groove 9 are in the same vertical plane, and the user can be helped to determine whether the limiting block 17 corresponds to the communicating groove 9.

Furthermore, the damping ring pad 20 is fixedly connected to the inner side of the external ring 3, and the device can restrict the diameter of the inner ring of the damping ring pad 20 to adapt to the traditional refueling equipment, so that the refueling equipment can be directly inserted into the damping ring pad 20, and the refueling equipment can be simply fixed to facilitate refueling.

The utility model is in the actual use process:

Firstly, a user inserts the external ring 3 into the mounting tube 5, and rotates the external ring 3 until the driving block 19 is immersed into the slot II 15;

afterwards, the external ring 3 is continuously rotated until the resistance felt by the user is reduced, at which time the spherical block 18 is immersed in the positioning groove 14;

Then, the external ring 3 is pressed downwards, the external ring 3 rotates along with the driving ring 2 in the pressing process, and when the external ring 3 is pressed until the external ring cannot move downwards continuously, the external ring 3 is rotated, and at the moment, the limiting block 17 is positioned in the rotary groove II 10;

Finally, the oiling device is inserted into the external ring 3 to start oiling, after oiling is finished, the oiling device is retracted, the operation is performed in a reverse rotation mode, the external ring 3 is taken down, at the moment, the sealing block 11 lacks downward pressure, and the sealing block 11 automatically abuts against the limiting ring 12 to form sealing.

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

Claims (8)

1. A convenient-to-use type oil can sealing structure is characterized in that: the oil pot comprises a mounting pipe (5), wherein the mounting pipe (5) is embedded into a liquid inlet pipe (4) at the upper end of the oil pot (1), a rotary groove I (13) is coaxially formed in the upper end of the mounting pipe (5), and a plurality of communication grooves (9) circumferentially distributed around the central axis of the mounting pipe (5) are communicated with the lower end of the rotary groove I (13);

A driving ring (2) is coaxially arranged in the mounting pipe (5), a plurality of limiting blocks (17) are circumferentially distributed on the outer side end surface of the driving ring (2), the limiting blocks (17) are in one-to-one correspondence with the communicating grooves (9), the thickness of each limiting block (17) is smaller than the height of the corresponding rotating groove I (13), the width of each limiting block (17) is smaller than the width of the corresponding communicating groove (9), and the limiting blocks (17) are embedded into the corresponding rotating groove I (13);

The lower end of the mounting pipe (5) is coaxially and fixedly connected with a limiting ring (12), a sealing block (11) with a trapezoid longitudinal section and the diameter of the upper end being smaller than that of the lower end is embedded in the limiting ring (12), the lower end of the sealing block (11) is coaxially and fixedly connected with a compression spring (6), a telescopic rod (7) is coaxially sleeved in the compression spring (6), and the telescopic rod (7) and the other axial end of the compression spring (6) are fixedly connected with the inner wall of the oil can (1);

The lower end of the driving ring (2) is fixedly connected with a contact ring (16), and the diameter of the outer ring of the contact ring (16) is smaller than that of the inner ring of the limiting ring (12).

2. The disposable oil can sealing structure of claim 1, wherein: the rotary groove II (10) is coaxially arranged at the lower end of the mounting pipe (5), the rotary groove II (10) is completely consistent with the rotary groove I (13), and the rotary groove II (10) is communicated with the plurality of communication grooves (9).

3. The disposable oil can sealing structure according to claim 2, wherein: when the contact ring (16) is abutted with the sealing block (11), the limiting block (17) is positioned at the lower end of the communication groove (9), and when the limiting block (17) is positioned at the upper end of the communication groove (9), the contact ring (16) is not contacted with the sealing block (11).

4. The disposable oil can sealing structure of claim 1, wherein: the upper end and the lower end of the communication groove (9) are not in the same vertical plane, the inside of the communication groove (9) is in smooth transition, and the radian value of the mounting pipe (5) corresponding to the positions of the two ends of the communication groove (9) is not less than twenty degrees.

5. The disposable oil can sealing structure of claim 1, wherein: the driving ring (2) outside terminal surface cover is equipped with sealing ring pad (8), sealing ring pad (8) and driving ring (2) fixed connection, and slot I has been seted up to stopper (17) to sealing ring pad (8) inboard, and stopper (17) are pegged graft in slot I, sealing ring pad (8) outside terminal surface and installation pipe (5) inner wall butt.

6. The disposable oil can sealing structure of claim 1, wherein: an external ring (3) is arranged at the upper end of the driving ring (2) in a matched mode, and a damping ring pad (20) is fixedly connected to the inner side of the external ring (3);

The lower end of the external ring (3) is fixedly connected with a driving block (19), and the upper end of the driving ring (2) is provided with a slot II (15) aiming at the driving block (19).

7. The disposable oil can sealing structure of claim 6, wherein: the outer side end face of the external ring (3) is fixedly connected with a plurality of spherical blocks (18), the inner wall of the installation pipe (5) is provided with positioning grooves (14) aiming at the spherical blocks (18), and when the spherical blocks (18) are positioned in the positioning grooves (14), the limiting blocks (17) and the end parts of the communication grooves (9) are positioned on the same vertical plane.

8. The disposable oil can sealing structure of claim 1, wherein: the contact ring (16) is of an inverted funnel-shaped structure, and a plurality of through holes are formed in the side end face of the contact ring (16).