CN210087996U - Sealing piece of juicer - Google Patents

Abstract

The utility model discloses a sealing part of a juicer, which comprises a boneless sealing body, wherein the boneless sealing body is provided with a radial end wall, an axial end wall and a lip part; wherein the outer end of the radial end wall is connected to the upper end of the axial end wall, and the inner end of the radial end wall is connected to the lower end of the lip; the lower end face of the radial end wall and the inner end face of the axial end wall enclose an accommodating cavity matched with the motor base; the lip part is folded and extended inwards from bottom to top along the axial direction, and the ratio of the extension length L of the lip part to the thickness H of the lip part is (2-3): (0.4 to 1); the upper end of the lip is a lip tip which is in a triangular structure on the radial section of the boneless sealing body and is matched with the shaft. The utility model discloses under the prerequisite of guaranteeing sealing performance, simplify production processes, reduce manufacturing cost to improve its anti beat and anti eccentric ability.

Description

Sealing piece of juicer

Technical Field

The utility model relates to a juice extractor sealing member.

Background

At present, the oil seal for portable juice extractor of prior art generally has the skeleton, need consider the problem that seal and skeleton bonded, adopts many lips design moreover, although sealing performance increases, but the production process is complicated, and manufacturing cost is high, adopts many lips design moreover, and anti beat is not strong with anti off-centre ability.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome prior art's defect, provide a juicer sealing member, it is guaranteeing under the prerequisite of sealing performance, simplifies production processes, reduces manufacturing cost to improve its anti beat and anti eccentric ability.

In order to solve the technical problem, the technical scheme of the utility model is that: a juicer seal comprising a boneless seal having a radial end wall, an axial end wall, and a lip; wherein the content of the first and second substances,

the outer end of the radial end wall is connected with the upper end of the axial end wall, and the inner end of the radial end wall is connected with the lower end of the lip;

the lower end face of the radial end wall and the inner end face of the axial end wall enclose an accommodating cavity matched with the motor base;

the lip part is folded and extended inwards from bottom to top along the axial direction, and the ratio of the extension length L of the lip part to the thickness H of the lip part is (2-3): (0.4 to 1);

the upper end of the lip is a lip tip which is in a triangular structure on the radial section of the boneless sealing body and is matched with the shaft.

Further, in order to facilitate disassembly and assembly, a corrugated structure is arranged on the outer end face of the axial end wall.

In order to further improve the sealing performance of the radial end wall and the matched part of the radial end wall, an upward convex sealing rib is arranged on the upper end face of the radial end wall.

Furthermore, the sealing ribs are in a triangular structure on the radial section of the boneless sealing body.

Furthermore, the height of the sealing rib is 0.2-0.6 mm.

In order to further enable the boneless sealing body to have good elasticity, enable the end face extrusion amount of the boneless sealing body to be large, improve the sealing effect of the boneless sealing body, and have high temperature resistance and medium resistance, the boneless sealing body is made of rubber materials.

Further, a hole formed by enclosing of the inner end face of the axial end wall is in interference fit with a shaft formed by enclosing of the corresponding matched face on the motor base, and the interference fit amount is 0.05-0.1 mm.

Further, the front lip angle A of the lip tip is larger than the rear lip angle B, the front lip angle A is 45-70 degrees, and the rear lip angle B is 15-60 degrees.

The inner diameter W of the boneless sealing body is 1-6 mm;

the outer diameter S of the boneless sealing body is 5-18 mm;

the height C of the boneless sealing body is 2-6 mm.

Furthermore, the lip tip and the shaft are in interference fit, and the interference magnitude is 0.2-0.8 mm.

After the technical scheme is adopted, the accommodating cavity formed by the lower end face of the radial end wall and the inner end face of the axial end wall is matched with the motor base to support the boneless sealing body, so that the boneless sealing body can not need a framework and still meet the use requirement, the problem of bonding the sealing body and the framework can be avoided under the condition that the framework is not needed, the production process is simple, the manufacturing cost is low, and the product is simple and practical; additionally, the utility model discloses a will the shape of lip is carried out optimal design, makes its ratio of extension length L and thickness H be (2 ~ 3): (0.4-1), a slender waist design is formed, and the deflection resistance and eccentricity resistance of the steel pipe are improved.

Drawings

Fig. 1 is a schematic structural view of the sealing member of the juicer of the present invention.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

As shown in FIG. 1, a juicer seal includes a boneless seal body having a radial end wall 1, an axial end wall 2, and a lip 3; wherein the content of the first and second substances,

the outer end of the radial end wall 1 is connected with the upper end of the axial end wall 2, and the inner end of the radial end wall 1 is connected with the lower end of the lip 3;

the lower end face of the radial end wall 1 and the inner end face of the axial end wall 2 enclose an accommodating cavity 10 matched with the motor base;

the lip 3 is folded and extended inwards from bottom to top along the axial direction, and the ratio of the extension length L of the lip 3 to the thickness H of the lip 3 is (2-3): (0.4 to 1);

the upper end part of the lip part 3 is a lip tip which is in a triangular structure on the radial section of the boneless sealing body and is matched with the shaft.

Specifically, in the present embodiment, the outer end portion of the radial end wall 1 is integrally connected to the upper end portion of the axial end wall 2, and the inner end portion of the radial end wall 1 is integrally connected to the lower end portion of the lip portion 3.

In the present embodiment, the extension length L of the lip 3 is about 2.75 mm (measured from the upper end surface of the radial end wall 1), the thickness H of the lip 3 becomes thinner from the bottom to the top, the thickness of the thickest part of the lip 3 is about 0.75 mm, and the thickness of the thinnest part of the lip 3 is about 0.43 mm, but the present invention is not limited thereto.

The embodiment of the utility model provides a support boneless seal through the holding chamber 10 that the lower terminal surface of radial end wall 1 and the interior terminal surface of axial end wall 2 enclose cooperates with the motor cabinet, makes it can not need the skeleton, still satisfies the operation requirement, under the condition that does not need the skeleton, can need not consider the problem that seal and skeleton bond, and production processes is simple, and low in manufacturing cost, the product is simple and practical; in addition, the utility model discloses a will lip 3's shape is carried out optimal design, makes its ratio of extension length L and thickness H be (2 ~ 3): (0.4-1), a slender waist design is formed, and the deflection resistance and eccentricity resistance of the steel pipe are improved.

As shown in fig. 1, the outer end face of the axial end wall 2 is provided with a corrugation 21. The design of the corrugated structure 21 is beneficial to the disassembly and assembly thereof.

In order to improve the sealing performance of the radial end wall 1 and the matching part thereof, an upward convex sealing rib 11 is arranged on the upper end face of the radial end wall 1; specifically, in the present embodiment, the seal rib 11 is provided with two passes, but is not limited thereto.

Specifically, as shown in fig. 1, the sealing rib 11 has a triangular structure in a radial cross section of the boneless sealing body.

Specifically, as shown in fig. 1, the height of the sealing rib 11 is 0.2-0.6 mm.

The boneless seal includes, but is not limited to, being made of a rubber material.

Specifically, a hole formed by the inner end surface of the axial end wall 2 and an axis formed by the corresponding matched surfaces on the motor base are in interference fit, and the interference fit amount is 0.05-0.1 mm.

Specifically, the front lip angle A of the lip tip is larger than the rear lip angle B, the front lip angle A ranges from 45 degrees to 70 degrees, and the rear lip angle B ranges from 15 degrees to 60 degrees.

Specifically, the inner diameter W of the boneless sealing body is 1-6 mm;

the outer diameter S of the boneless sealing body is 5-18 mm;

the height C of the boneless sealing body is 2-6 mm.

Specifically, the lip tip and the shaft are in interference fit, and the interference magnitude is 0.2-0.8 mm.

The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Claims (10)

1. A juicer seal characterized in that it comprises a boneless seal having a radial end wall (1), an axial end wall (2) and a lip (3); wherein the content of the first and second substances,

the outer end of the radial end wall (1) is connected with the upper end of the axial end wall (2), and the inner end of the radial end wall (1) is connected with the lower end of the lip (3);

the lower end face of the radial end wall (1) and the inner end face of the axial end wall (2) enclose an accommodating cavity (10) matched with the motor base;

the lip (3) is folded and extended from bottom to top inwards along the axial direction, and the ratio of the extension length L of the lip (3) to the thickness H of the lip (3) is (2-3): (0.4 to 1);

the upper end part of the lip part (3) is a lip tip which is in a triangular structure on the radial section of the boneless sealing body and is matched with the shaft.

2. The juicer seal of claim 1,

and a corrugated structure (21) is arranged on the outer end face of the axial end wall (2).

3. The juicer seal of claim 1,

and an upward convex sealing rib (11) is arranged on the upper end face of the radial end wall (1).

4. The juicer seal of claim 3,

the sealing rib (11) is of a triangular structure on the radial section of the boneless sealing body.

5. The juicer seal of claim 3,

the height of the sealing rib (11) is 0.2-0.6 mm.

6. The juicer seal of claim 1,

the boneless seal body is made of a rubber material.

7. The juicer seal of claim 1,

and a hole formed by enclosing the inner end surface of the axial end wall (2) is in interference fit with a shaft formed by enclosing the corresponding matched surface on the motor base, and the interference fit amount is 0.05-0.1 mm.

8. The juicer seal of claim 1,

the front lip angle A of the lip tip is larger than the back lip angle B, the front lip angle A ranges from 45 degrees to 70 degrees, and the back lip angle B ranges from 15 degrees to 60 degrees.

9. The juicer seal of claim 1,

the inner diameter W of the boneless sealing body is 1-6 mm;

the outer diameter S of the boneless sealing body is 5-18 mm;

the height C of the boneless sealing body is 2-6 mm.

10. The juicer seal of claim 1,

the lip tip and the shaft are in interference fit, and the interference magnitude is 0.2-0.8 mm.

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