CN212360465U

CN212360465U - Plastic suction cup

Info

Publication number: CN212360465U
Application number: CN202020325225.5U
Authority: CN
Inventors: 朱文浩
Original assignee: Heyuan Shun Chuang Mould Technology Co ltd
Current assignee: Heyuan Shun Chuang Mould Technology Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2021-01-15
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses a plastic sucking disc, including the soft disc that is the loudspeaker form, center one side of soft disc has the air supply compression and vacuum adsorption in the indent space on smooth object surface, soft disc is provided with the bolt at the opposite side of keeping away from the indent space, the surface of bolt is provided with the external screw thread, external screw thread threaded connection has the knob, be equipped with between knob and the soft disc and hang the thing board, the outward flange of soft disc is equipped with the bulge loop that the annular distributes, be provided with the magnetic ring that is formed by magnetic material in the bulge loop, be equipped with the portion of breaking away from on the bulge loop, the portion of breaking away from is used for breaking away from soft disc from. The utility model discloses a set up the magnetic ring in the bulge loop of soft disc outward flange and make the plastic sucking disc can long-term powerful actuation in the metal object surface and leak-proof to utilize the portion of breaking away from on the bulge loop can pull out fast and take off the plastic sucking disc, have the advantage of taking off the plastic sucking disc fast, and be difficult for gas leakage when the long-term actuation of metal object surface is used.

Description

Plastic suction cup

Technical Field

The utility model relates to a sucking disc technical field especially relates to a plastic sucking disc.

Background

The sucking disc can be used for the vacuum adsorption on smooth object surface, and adsorption effect is good, can used repeatedly, and in the life, various sucking discs are used commonly and are adsorbed on object surfaces such as on the wall, refrigerator door and hang various articles for daily use, for example towel, clothing, brush, scissors etc. but the sucking disc is difficult to take off after adsorbing the object surface. Meanwhile, a general suction cup may break the vacuum suction force between the suction cup and the suction surface after a certain period of use due to air intrusion from the edge of the suction cup due to moisture or heat deformation.

In addition, the existing suction cup is generally provided with only one suction cup main body, a negative pressure cavity is formed at the lower side of the suction cup main body, and the suction cup main body is attached to the suction surface by applying pressure to the suction cup main body, so that the suction cup can be sucked with the suction surface. However, the sealing performance of the negative pressure cavity of the existing sucker is poor, when the edge of the sucker main body is slightly deformed or the sucking surface vibrates, the sucker main body can be separated from the sucking surface, so that external air enters the negative pressure cavity, and the sucker fails. When the existing sucker is used on the surface of a ferromagnetic material (such as iron, cobalt, nickel and alloy thereof), air leakage and rebound are easy to occur after long-term use, so that the suction failure is caused, and therefore, the existing sucker is not suitable for occasions needing long-term adsorption.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plastic sucker utilizes the portion of breaking away from on the bulge loop can take off the sucking disc fast, sets up the magnetic ring in the bulge loop and makes the sucking disc can powerful actuation in the metal object surface and air-tight, has solved among the prior art problem that easily leaks gas when the sucking disc is difficult to take off and is used for the metal object surface to adsorb for a long time.

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

the utility model provides a plastic sucker, is including the soft disc that is the loudspeaker form, center one side of soft disc has the indent space that supplies air compression and vacuum adsorption on smooth object surface, soft disc is keeping away from the opposite side in indent space is provided with the bolt, the surface of bolt is provided with the external screw thread, external screw thread threaded connection has the knob, the knob with be equipped with the link board between the soft disc, the outward flange of soft disc is equipped with the bulge loop that the annular distributes, be provided with the magnetic ring that is formed by magnetic material in the bulge loop, be equipped with the portion of separation on the bulge loop, the portion of separation be used for with soft disc certainly smooth object surface breaks away from.

Further, the object hanging plate comprises a circular plate and a hook which are integrally formed in an injection molding mode, the upper end of the hook is fixedly connected with the edge of the circular plate, a through hole is formed in the center of the circular plate, and the bolt penetrates through the through hole. The hanging plate is hung on the bolt of the soft disc by the through hole on the circular plate.

Furthermore, the diameter of the through hole is larger than that of the bolt, so that the object hanging plate can be smoothly rotated to adjust the angle, and the plastic sucker can be attracted in any direction.

Furthermore, a circular boss is arranged on one side, close to the soft disc, of the bolt, and the circular boss extends out of the surface of the soft disc. Due to the arrangement of the circular boss, the hanging plate is prevented from directly contacting the soft disc, and the hanging plate is prevented from wearing the soft disc.

Further, the distance between the knob and the circular boss is larger than the thickness of the object hanging plate, so that a certain space is provided to enable the object hanging plate to rotate freely, and the plastic sucker can be attracted in any direction.

Further, the separation part is an annular groove distributed on the peripheral side wall of the convex ring, and the annular groove is convenient for fingers to pull out the plastic sucker from the surface of an object.

Preferably, the cross-sectional shape of the annular groove is semicircular, rectangular or V-shaped.

Furthermore, the separation part is an annular inclined plane distributed on the peripheral side wall of the convex ring, and the annular inclined plane is convenient for using fingers to pull out the plastic sucker from the surface of an object.

Further, the magnetic ring is a magnet ring with a flat and rectangular cross section. The magnet ring has strong magnetic attraction, can well enable the convex ring on the soft disc to be tightly attached to the surface of a metal object, avoids air leakage, and is suitable for long-term adsorption.

Compared with the prior art, the utility model provides a plastic sucker possesses following beneficial effect:

the utility model discloses a set up the magnetic ring in the bulge loop of soft disc outward flange and make the plastic sucking disc can long-term powerful actuation in the metal object surface and leak-proof to utilize the portion of breaking away from on the bulge loop can pull out fast and take off the plastic sucking disc, have the advantage of taking off the plastic sucking disc fast, and be difficult for gas leakage when the long-term actuation of metal object surface is used.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic perspective view of a first embodiment of the present invention;

fig. 2 is an assembly view of the first embodiment of the present invention;

fig. 3 is a half-sectional view of a first embodiment of the present invention;

FIG. 4 is a schematic view of an adsorption state of the embodiment of the present invention;

FIG. 5 is an enlarged view of detail A in FIG. 4;

FIG. 6 is a sectional view of a soft disc according to a second embodiment of the present invention;

FIG. 7 is a sectional view of a soft disc according to a third embodiment of the present invention;

fig. 8 is a sectional view of a soft disc according to a fourth embodiment of the present invention.

Reference numerals: 1. a soft disc; 11. an indent space; 12. a convex ring; 121. a magnetic ring; 122. an annular groove; 123. an annular bevel; 2. a bolt; 21. an external thread; 22. a circular boss; 3. a knob; 4. hanging an object plate; 41. a circular plate; 411. a through hole; 42. hooking; 5. the surface of the object is smooth.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the detailed embodiments and the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, 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; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example one

Referring to fig. 1 to 5, the present embodiment provides a plastic sucker including a trumpet-shaped soft disc 1 made of soft silicone. The soft disc 1 has a concave space 11 on the center side for air compression and vacuum adsorption on the surface 5 of the smooth object. The soft disc 1 is provided with a bolt 2 at the other side far away from the concave space 11 in an embedding forming mode, the outer surface of the bolt 2 is provided with an external thread 21, the external thread 21 is in threaded connection with a knob 3, and a hanging plate 4 used for hanging articles is arranged between the knob 3 and the soft disc 1. The outer edge of the soft disc 1 is provided with a convex ring 12 which is distributed annularly, and a magnetic ring 121 which is made of magnetic materials is arranged in the convex ring 12. The magnet ring 121 is a magnet ring having a flat rectangular cross-sectional shape. The magnet ring has strong magnetic attraction, can well enable the convex ring 12 on the soft disc 1 to be tightly attached to the surface of a metal object, prevents air from invading, avoids air leakage, and is suitable for long-term adsorption and use. The convex ring 12 is provided with a detaching portion for detaching the soft disc 1 from the surface 5 of the smooth object. Preferably, the detachment portion is an annular groove 122 with a semicircular cross-sectional shape distributed on the peripheral side wall of the convex ring 12, and the semicircular annular groove 122 facilitates the use of fingers to pull the plastic suction cup out of the surface of the object.

Specifically, in the embodiment, the hanging plate 4 includes a circular plate 41 and a hook 42 that are integrally injection-molded, an upper end of the hook 42 is fixedly connected to an edge of the circular plate 41, a through hole 411 is formed in a center of the circular plate 41, and the bolt 2 penetrates through the through hole 411. The hanging plate 4 is hung on the bolt 2 of the soft disc 1 through the through hole 411 of the circular plate 41. The diameter of the through hole 411 is larger than that of the bolt 2, so that the hanging plate 4 can be smoothly rotated and adjusted in angle, and the plastic sucker can be sucked in any direction.

The bolt 2 is provided with a circular boss 22 at one side close to the soft disc 1, and the circular boss 22 extends out of the surface of the soft disc 1. Due to the arrangement of the circular boss 22, the object hanging plate 4 is prevented from directly contacting the soft disc 1, and the object hanging plate 4 is prevented from wearing the soft disc 1.

The distance between the knob 3 and the circular boss 22 is larger than the thickness of the object hanging plate 4, so that a certain space is provided to enable the object hanging plate 4 to rotate freely, and the suction of the plastic sucker in any direction is facilitated.

Example two

Referring to fig. 6, the present embodiment provides another structure of plastic suction cup, different from the first embodiment, in the present embodiment, the detachment portion is an annular groove 122 with a rectangular cross section distributed on the peripheral sidewall of the convex ring 12, and the rectangular annular groove 122 facilitates the use of fingers to pull out the plastic suction cup from the surface of the object.

EXAMPLE III

Referring to fig. 7, the present embodiment provides a plastic suction cup with another structure, which is different from the first embodiment in that, in the present embodiment, the separation portion is an annular groove 122 with a V-shaped cross section distributed on the peripheral sidewall of the convex ring 12, and the V-shaped annular groove 122 facilitates the use of fingers to pull out the plastic suction cup from the surface of the object.

Example four

Referring to fig. 8, the present embodiment provides a plastic sucker with other structure, different from the first embodiment, in the embodiment, the detachment portion is an annular inclined surface 123 distributed on the outer peripheral sidewall of the convex ring 12. Through having set up annular inclined plane 123, be convenient for use finger to pull out the plastics sucking disc from the object surface.

Compared with the plastic sucker in the prior art, the utility model discloses a plastic sucker makes plastic sucker can the powerful actuation in metal object surface and air-tight for a long time through set up the magnetic ring in the bulge loop of soft disc outward flange to utilize the separation portion on the bulge loop to pull out fast and take off plastic sucker, have the advantage of taking off plastic sucker fast, and be difficult for gas leakage when metal object surface long term actuation uses.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

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

Claims

1. A plastic sucker comprises a trumpet-shaped soft disc (1), wherein one side of the center of the soft disc (1) is provided with an inwards concave space (11) for air compression and vacuum adsorption on the surface (5) of a smooth object, the other side of the soft disc (1) far away from the concave space (11) is provided with a bolt (2), the outer surface of the bolt (2) is provided with an external thread (21), the external thread (21) is in threaded connection with a knob (3), a hanging plate (4) is arranged between the knob (3) and the soft disc (1), it is characterized in that the outer edge of the soft disc (1) is provided with a convex ring (12) which is distributed annularly, a magnetic ring (121) made of magnetic material is arranged in the convex ring (12), the convex ring (12) is provided with a separation part, and the separation part is used for separating the soft disc (1) from the surface (5) of the smooth object.

2. The plastic suction cup as claimed in claim 1, wherein the hanging plate (4) comprises a circular plate (41) and a hook (42) which are integrally injection-molded, the upper end of the hook (42) is fixedly connected with the edge of the circular plate (41), a through hole (411) is formed in the center of the circular plate (41), and the bolt (2) penetrates through the through hole (411).

3. A plastic suction cup according to claim 2, characterized in that the diameter of the through hole (411) is larger than the diameter of the bolt (2).

4. Plastic suction cup according to claim 1, characterized in that the bolt (2) is provided with a circular boss (22) at the side close to the soft disc (1), the circular boss (22) protruding out of the surface of the soft disc (1).

5. Plastic suction cup according to claim 4, characterized in that the distance between the knob (3) and the circular boss (22) is larger than the thickness of the hanging plate (4).

6. A plastic suction cup according to any of claims 1 to 5, wherein the detachment portion is an annular groove (122) distributed on the peripheral side wall of the protruding ring (12).

7. Plastic suction cup according to claim 6, characterized in that the cross-sectional shape of the annular groove (122) is semicircular, rectangular or V-shaped.

8. A plastic suction cup according to any of claims 1 to 5, wherein the detachment portion is an annular bevel (123) distributed on the peripheral side wall of the protruding ring (12).

9. A plastic suction cup according to any of claims 1 to 5, wherein the magnetic ring (121) is a magnet ring having a cross-sectional shape of a flat rectangle.