WO2022242232A1

WO2022242232A1 - Air pump having connecting wire and convenient to store

Info

Publication number: WO2022242232A1
Application number: PCT/CN2022/075093
Authority: WO
Inventors: 刘剑伯
Original assignee: 惠州谷为科技有限公司
Priority date: 2021-05-20
Filing date: 2022-01-29
Publication date: 2022-11-24
Also published as: CN214944801U; DE212022000161U1; JP3246539U

Abstract

An air pump having a connecting wire and convenient to store, comprising an accommodating groove (10). The accommodating groove (10) is annular, a rotating structure (20) is fixedly arranged in the center of the accommodating groove (10), and the rotating structure (20) is fixedly connected to an end of the connecting wire. A baffle is formed outside the rotating structure (20), and the height of the baffle is at most equal to the depth of the accommodating groove (10). A first opening allowing the connecting wire to pass through is formed in the baffle, a second opening (11) allowing the connecting wire to pass through is formed in the outer side surface of the accommodating groove (10), and the longitudinal section of the other end of the connecting wire is greater than the longitudinal section of the second opening (11). This inflator solves the problem that an existing air pump is difficult to quickly inflate due to the small capacity of a built-in battery.

Description

An air pump with a connection line and convenient for storage

technical field

The utility model relates to the technical field of an air pump structure, in particular to an air pump with a connection line and convenient for storage.

Background technique

The air pump, also known as an air pump or an air pump, mainly works through the operation of a motor. When the motor is running, the valve of the connector is opened by the atmospheric pressure, and the gas enters the inflator, and when the tire is inflated, the valve is closed by the air pressure in the inflator, and the gas enters the tire. The principle is the same as that of automobiles, rubber balls and rubber boats.

The built-in power supply of existing air pumps is usually low in power and the battery capacity is limited, resulting in slow pumping and low efficiency. Therefore, an air pump with a connecting line and easy to store has emerged as the times require.

Utility model content

The utility model content of the utility model is to provide an air pump with a connection line and easy to store, which mainly solves the problem that the existing air pump is difficult to realize rapid inflation due to the small capacity of the built-in battery.

The utility model proposes an air pump with a connecting line and is easy to accommodate, which includes a storage tank, and the storage tank is annular; the center of the storage tank is fixedly provided with a rotating structure, and the rotating structure and The ends of the connecting wires are fixedly connected; a baffle is formed outside the rotating structure, and the height of the baffle is at most equal to the depth of the accommodating groove; The first opening through which the connecting wire passes is formed on the accommodating groove, and the longitudinal section of the other end of the connecting wire is larger than the longitudinal section of the second opening.

Preferably, a cover plate is fixedly arranged on the upper end surface of the accommodating groove, and a plurality of locking structures are distributed on the circumference of the upper end surface of the cover plate; the locking structure makes the accommodating groove rotate in a preset direction to The connecting wire extends outward along the second opening.

Preferably, the locking structure includes a locking part suspended on the cover plate, and locking points evenly distributed along the circumference; the locking part is a lever structure, and one end of the locking part Located on the same vertical line as the fulcrum; an elastic support structure is formed under the fulcrum; the longitudinal section of the stuck point is a right triangle, and an angle is formed between the upper end surface of the stuck point and the tangent of the preset direction is an acute angle of inclination.

Preferably, the rotating structure includes electric drive or elastic drive.

Preferably, the housing of the air pump is included; a recovery button is formed on the upper surface of the housing, and the recovery button abuts against one end of the engaging structure.

Preferably, a slot for accommodating the other end of the connecting wire is formed on the housing, and the slot is located on the same vertical line as the second opening.

Preferably, fixing holes are respectively formed at both symmetrical ends of the housing, and a rotatable and integrally formed movable handle is formed between the two fixing holes.

As can be seen from the above, the application of the technical solution provided by the utility model can obtain the following beneficial effects:

First, the self-contained power connection line in the air pump proposed by the utility model can be used to connect to a battery with a large capacity such as a vehicle power supply, provide a larger working current for the air pump, increase the power of the air pump, and then improve the work of the air pump efficiency;

Second, in the air pump proposed by the utility model, the self-contained power connection line can be stored, avoiding the possibility of the longer power connection line being pulled by external force during the storage process, and ensuring the service life of the air pump;

Third, the other end of the power connection line in the air pump proposed by the utility model can be stored and stored in the slot to avoid the end interface being blocked by dust and the like, and ensure the normal use of the air pump after being stored for a long time.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative effort.

Fig. 1 is the overall structure schematic diagram of the air pump in the utility model embodiment;

Fig. 2 is a structural schematic diagram of the air pump pulling out the connecting line in the embodiment of the utility model;

Fig. 3 is a partial disassembly structure diagram of the air pump in the embodiment of the utility model;

Fig. 4 is a partial disassembled structure diagram of the air pump in the embodiment of the utility model.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Due to the small capacity of the built-in battery of the existing air pump, it is difficult to realize the problem of fast inflation.

As shown in Figures 1 to 4, in order to solve the above problems, this embodiment proposes an air pump with a connecting line and is easy to store, which mainly includes a housing tank 10, and the housing tank 10 is annular; The center of 10 is fixedly provided with a rotating structure 20, and the rotating structure 20 is fixedly connected to the end of the connecting line; a baffle plate is formed outside the rotating structure 20, and the height of the baffle plate is at most equal to the depth of the accommodating groove 10; There is a first opening for connecting wires to pass through; a second opening 11 for connecting wires to pass is formed on the outer surface of the accommodating groove 10 , and the longitudinal section of the other end of the connecting wire is larger than the longitudinal section of the second opening 11 .

In this embodiment, the connection line should be connected to the power supply module inside the air pump to connect the external current to the internal power supply module and provide working current for the air pump.

Preferably, in this embodiment, the baffle is located in the accommodation groove 10, and the outer surfaces of the remaining accommodation grooves 10 are consistent with the depth of the accommodation groove 10. The setting of the baffle can be used to ensure the separation between the rotating structure 20 and the connecting line. The setting of the outer surface can be used to ensure that the connecting wire exists between the baffle plate and the outer surface, so as to avoid the possibility of damage or strain caused by other structures to the connecting wire.

In this embodiment, the setting of the first opening is used to fix the end of the connecting wire, that is, only when the end of the connecting wire is fixed, can the connecting wire be distributed along the circumference of the accommodating groove 10 under the rotation of the rotating structure 20 and realize Storage function; the setting of the second opening 11 is used to keep the other end opening of the connecting wire (that is, the end connected to the external power supply in FIG. 1 ) outside the air pump, so that the air pump can be connected to an external power supply.

Preferably, but not limited to, in this embodiment, a rubber ring may be properly provided at the boundary between the first opening and the second opening 11 to avoid damage to the connecting line caused by the boundary between the first opening and the second opening 11 being retracted for a long time. Possibility of wear and tear.

More specifically, a cover plate is fixedly arranged on the upper end surface of the accommodating tank 10, and a locking structure is distributed around the upper end surface of the cover plate; the locking structure makes the accommodating tank 10 rotate in a preset direction, and the connecting line is along the second opening. 11 extending outward.

Preferably but not limited to, the cover plate and the accommodating tank 10 in this embodiment are of a detachable structure, which is convenient for maintenance when the air pump automatically recovers or the line fails.

Preferably but not limited to, in this embodiment, the clamping structure specifically enables the rotating structure 20 to rotate only in a single direction, especially, the single direction is specifically the wire-feeding direction of the connecting wire.

More specifically, the locking structure includes a locking part 51 suspended in the air on the cover plate, and locking points 52 evenly distributed along the circumference; the locking part 51 is a lever structure, and one end of the locking part 51 and the fulcrum are located at On the same vertical line; under the fulcrum, an elastic support structure is formed; the longitudinal section of the clamping point 52 is a right triangle, and an acute angle of inclination is formed between the upper end surface of the clamping point 52 and the tangent of the preset direction.

Preferably but not limited to, the inclined surface on the locking point 52 in this embodiment can be used to make the other end of the engaging part 51 continuously lift up along the inclined surface under the support of the elastic support structure, and because the right angle on the right triangle Existing, it cannot realize the movement in the opposite direction, so the rotation of the rotating structure 20 in this embodiment is limited to a single direction, and other structures can also be used to realize the restriction on the rotating direction of the rotating structure 20 .

Preferably but not limited to, the elastic support structure in this embodiment is a spring, and a fixed column is formed at the fulcrum of the engaging part 51, the fixed column can be passed through the spring, and there is also formed in the air pump for accommodating The spring fixing column of the spring, the inner diameter of the spring fixing column is at least equal to the diameter of the spring, and the length of the spring fixing column is less than the rest height of the spring; The other end of the engaging portion 51 is upturned by being in contact with the spring fixing column, and then disengaged from the locking point 52 .

More specifically, the rotating structure 20 in this embodiment includes electric drive or elastic drive.

Preferably, electric drive such as motor drive, that is, when the motor is started, control the rotating structure 20 to move in the direction opposite to the preset direction to achieve wire take-up, and elastic drive such as a torsion spring can also be used, that is, the rotating structure 20 moves toward the preset direction. When moving in the set direction, the elastic structure will return to its original shape after being squeezed. At this time, if the clamping structure is released, the rotating structure 20 will move in the opposite direction to the preset direction under the action of elastic force, so as to realize the winding-up. Other methods can be used.

More specifically, this embodiment also includes a casing 30 of the air pump; a recovery button 32 is formed on the upper surface of the casing 30, and the recovery button 32 abuts against one end of the engaging structure.

Preferably, but not limited to, the upper end surface of the housing 30 can be slightly deformed under the action of an external force, thereby causing the horizontal plane where the recovery button 32 is located to drop, thereby forming a vertical downward pressure on the end of the engaging portion 51, Due to the principle of leverage, the other end of the engaging portion 51 is upturned to realize the automatic winding of the rotating structure 20 . In this case, the relationship between the pressure generated after the slight deformation and the upturning of the other end of the engaging portion 51 should be tested, so as to ensure that the engaging portion 51 can be smoothly disengaged from the locking point 52 under a certain degree of pressure.

More specifically, a slot 31 for accommodating the other end of the connecting wire is formed on the housing 30, and the slot 31 and the second opening 11 are located on the same vertical line.

Preferably but not limited, the setting of the slot 31 in this embodiment helps to accommodate the end of the connecting wire, usually the shape of the end is similar to the shape of a cigarette lighter, so it can be inserted into the slot 31 for storage to the greatest extent. Protect its structure from dust; wherein the length direction of the slot 31 is perpendicular to the housing 30 .

Preferably but not limited to, the slot 31 and the second opening 11 are located on the same vertical line, which can ensure the shortest distance between the connecting line between the second opening 11 and the slot 31, and will not interfere with the second opening during storage. The borders of 11 are repeatedly contacted and separated, so as to avoid damage to the connecting line by the border of the second opening 11 .

More specifically, fixing holes are respectively formed at both symmetrical ends of the housing 30 , and a rotatable and integrally formed movable handle 40 is disposed between the two fixing holes.

Preferably, but not limited to, the movable handle 40 is a strip structure, and its shape is similar to half of a rounded rectangle.

In this embodiment, the movable handle 40 is convenient for the user to carry the air pump, and the arrangement of the elongated structure can ensure that the user's hand is avoided during the carrying process.

To sum up, this embodiment proposes an air pump with a connection line that is easy to store. It is mainly provided with a connection line that is connected to the vehicle power supply to obtain a large operating current, and the air pump is formed with a storage The structure of the connection line and the automatic recovery structure improve the storage function of the air pump on the premise of ensuring the efficient and fast operation of the air pump.

The implementation methods described above do not constitute a limitation to the scope of protection of the technical solution. Any modifications, equivalent replacements and improvements made within the spirit and principles of the above implementation methods shall be included in the protection scope of the technical solution.

Claims

An air pump with a connection line and easy to store, characterized in that: it includes a storage tank, and the storage tank is ring-shaped; the center of the storage tank is fixed with a rotating structure, and the rotating structure and the The ends of the connecting wires are fixedly connected; a baffle is formed outside the rotating structure, and the height of the baffle is at most equal to the depth of the accommodating groove; the first opening; the outer surface of the accommodating groove is formed with a second opening through which the connecting wire passes, and the longitudinal section of the other end of the connecting wire is larger than the longitudinal section of the second opening.
According to claim 1, an air pump with a connection line and convenient for storage is characterized in that: the upper end surface of the accommodating tank is fixedly provided with a cover plate, and the upper end surface of the cover plate is provided with a locking structure; The engaging structure makes the accommodating groove rotate along a predetermined direction, and the connecting line extends outward along the second opening.
According to claim 2, an air pump with a connection line and easy to store, is characterized in that: the locking structure includes a locking part suspended in the air on the cover plate, and locking points evenly distributed along the circumference The engaging part is a lever structure, and one end of the engaging part is located on the same vertical line as the fulcrum; an elastic support structure is formed under the fulcrum; the longitudinal section of the locking point is a right triangle, Moreover, an acute angle of inclination is formed between the upper end surface of the clamping point and the tangent to the preset direction.
According to any one of claims 1 to 3, an air pump with a connection line and easy to store is characterized in that: the rotating structure includes electric drive or elastic drive.
According to claim 3, an air pump with a connection line and easy to store is characterized in that: it includes a casing of the air pump; a recovery button is formed on the upper surface of the casing, and the recovery button is connected to the One end of the engaging structure abuts against.
According to claim 5, an air pump with a connecting wire that is easy to store is characterized in that: a slot for accommodating the other end of the connecting wire is formed on the housing, and the slot Located on the same vertical line as the second opening.
According to claim 6, an air pump with a connection line and easy to store is characterized in that: fixed holes are respectively formed at both symmetrical ends of the housing, and a rotatable and fixed hole is arranged between the two fixed holes. One-piece movable handle.