CN217783996U

CN217783996U - Sucking disc cover

Info

Publication number: CN217783996U
Application number: CN202222213588.1U
Authority: CN
Inventors: 姚国辉; 任峻杉
Original assignee: Bazhou Liangjie Household Products Co Ltd
Current assignee: Bazhou Liangjie Household Products Co Ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-11-11
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a sucking disc dish cover, including the dish cover body, the dish cover body includes the location boss, is annular first pressure board and second pressure board basically, location boss, first pressure board, second pressure board integrated into one piece, location boss setting are at dish cover body center, and location boss outside, first pressure board, second pressure board link up in order from inside to outside and the first pressure board of location boss protrusion, and first pressure board is higher than second pressure board, and the cross section width of second pressure board is greater than the cross section width of first pressure board, and second pressure board height is reduced to first pressure board far away by nearly first pressure board gradually, is equipped with the locating hole on the boss of location. This sucking disc dish cover production indent that can relax warp, makes fixing on the base face that the sucking disc by its preparation can relax, and the resilience force is suitable simultaneously, the vacuum is high, the adsorption affinity is big, and the difficult edge that sticks up that produces in disk body edge, and the fixed reliability of sucking disc is high.

Description

Sucking disc cover

Technical Field

The utility model belongs to the technical field of the sucking disc technique and specifically relates to indicate a sucking disc dish cover.

Background

The suction cup is a household article which is formed by removing internal air through pressing and is fixed on a base surface by utilizing internal and external pressure difference, and is usually adsorbed on a wall surface, a cabinet surface and the like for hanging articles. The disk body of a sucking disk that now generally uses is formed by the skeleton rubber coating, is equipped with the dish cover outside the disk body, is equipped with the connecting portion of connecting couple etc. on the disk body. During the use, put the sucking disc on the base face, disk body bottom surface is towards the base face, then press connecting pieces such as couple, connecting piece roof pressure dish cover, the dish cover compresses tightly the disk body, make dish cover and skeleton produce the deformation of indent, discharge the air in the disk body, dish cover and skeleton kick-back under the deformation power afterwards, the bottom of skeleton and disk body is upwards pulled up and is formed the vacuum chamber, produce the vacuum between the bottom surface central part of disk body and the base face, the bottom surface edge of disk body plays the sealing function with the base face laminating to the vacuum chamber, thereby make the sucking disc adsorb on the base face. Therefore, the rebound force of the sucker is provided by the disc cover and the framework, if the rebound force is too small, the rebound amount of the disc cover is too small, the space of the vacuum cavity, which is pulled upwards by the disc body, is small, the vacuum degree of the vacuum cavity is low, and the adsorption force is small; if this resilience force is too big, will cause when pushing down, the peripheral edge of disk body is turned up, and the disk cover can not upwards pull up the resilience to and the disk cover pushes down required holding down force too big, and the deformation of the difficult production indent of disk cover and skeleton leads to the difficult quilt of sucking disc light fixed. And current dish cover only can produce the holding down force to the disk body when pushing down, and the sucking disc is fixed at the base face back completely, and the dish cover no longer produces lasting holding down force to the disk body edge, and the sucking disc is under the external force collision, and the edge sticks up easily in the disk body edge, leads to the sucking disc gas leakage even to drop. In addition, the size and the shape of the dish cover are generally the same as those of the dish body and are both similar to a bowl shape or a dish shape, so that when the dish cover is in actual use, air in the center and the edge of the dish body is not fully exhausted, the edge of the dish cover presses the edge of the dish body under the action of lower pressure, the evacuation of the edge of the dish body is blocked, and the adsorption force of the sucker is indirectly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sucking disc dish cover, the production indent that this sucking disc dish cover can relax warp, makes fixing on the base face that the sucking disc by its preparation can relax, and the resilience force is suitable simultaneously, the vacuum is high, the adsorption affinity is big, and the edge is stuck up to the difficult production in disk body edge, and sucking disc fixed reliability is high.

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

the utility model provides a sucking disc dish cover, includes the dish cover body, the dish cover body includes the location boss, is annular first clamp plate portion and second clamp plate portion basically, location boss, first clamp plate portion, second clamp plate portion integrated into one piece, the location boss sets up at dish cover body center, and the location boss outside, first clamp plate portion, second clamp plate portion link up and the first clamp plate portion of location boss protrusion from inside to outside in order, and first clamp plate portion is higher than second clamp plate portion, and the cross section width of second clamp plate portion is greater than the cross section width of first clamp plate portion, and second clamp plate portion height is reduced by nearly first clamp plate portion to far away first clamp plate portion gradually, is equipped with the locating hole on the boss of location, works as when the sucking disc dish cover covers in external disk body dorsal part, disk body edge protrusion second clamp plate portion outward flange dish cover body inboard is equipped with the arch of a plurality of annular array, and the arch is located second clamp plate portion inboard edge.

Preferably, be equipped with the slot hole of a plurality of annular array on the dish cover body, every slot hole all sets up simultaneously on first pressure plate portion and second pressure plate portion to set up slot hole part size on the second pressure plate portion is greater than the slot hole part size that sets up on first pressure plate portion.

Preferably, the pressing plate further comprises a third pressing plate portion, the second pressing plate portion and the third pressing plate portion are integrally formed, and the third pressing plate portion is connected with the outer edge of the second pressing plate portion.

Preferably, the third pressing plate part is of an annular plane structure in a natural state.

Preferably, when the sucking disc cover covers the back side of the external disc body, the third pressing plate part protrudes out of the outer edge of the disc body.

Preferably, the positioning boss is circular, the first pressing plate portion is of an annular plane structure in a natural state, the second pressing plate portion is of an annular arc surface structure or an annular conical surface structure in a natural state, a first turning line is formed at a joint of the first pressing plate portion and the second pressing plate portion, and a second turning line is formed at a joint of the second pressing plate portion and the third pressing plate portion.

Preferably, the thickness of the disc cover body is 0.6mm-1.2mm, the cross section width of the first pressing plate part is larger than 5mm and is not larger than 10mm, and the cross section width of the third pressing plate part is larger than 3mm.

Preferably, the positioning hole is substantially rectangular, a first straight portion and a second straight portion extending towards the inside of the positioning hole are arranged on four right angles of the positioning hole, and the first straight portion and the second straight portion form a right angle.

Among the above-mentioned technical scheme, because the protruding first pressure board portion of location boss forms the two-stage plane poor, make and form the two-stage trend of kick-backing between location boss and the first pressure board portion, and first pressure board portion is higher than the second pressure board portion, first pressure board portion and second pressure board portion link up the department and form first broken line, make and form the two-stage trend of kick-backing between first pressure board portion and the second pressure board portion, the planar structure of first pressure board portion makes the realization that first pressure board portion both can relax concave down, play the effect that multistage energy storage is kick-backed again, further increase this dish cover's resilience force further prolongs the air evacuation time at disk body center simultaneously. The slot hole sets up the indent warp power and the resilience warp power adjustment that more do benefit to first pressure board portion and second pressure board portion simultaneously on first pressure board portion and second pressure board portion, and the slot hole partial dimension that sets up on the second pressure board portion is greater than the slot hole partial dimension that sets up on first pressure board portion, consequently the second pressure board portion changes the resilience force that the deformation second pressure board portion provided simultaneously is littleer, because the first pressure board portion side of the far away of second pressure board portion just in time corresponds the sucking disc disk body gradually with the position of base face laminating, this structure has just so further weakened the reverse resilience force of second pressure board portion to external sucking disc disk body, consequently sucking disc disk body edge just also is difficult for leading to sticking up the limit because of the resilience force of second pressure board portion, gas leakage even. The arch sets up at the inboard edge of second pressure plate portion, cover when external disk body dorsal part when sucking disc cover, the disk body edge protrusion second pressure plate portion outward flange, consequently bellied pushing down force is not direct effect at the disk body edge, but through multistage pushing down near the position that makes inside air evacuation of disk body represses the sucking disc disk body gradually with the base plane laminating and provide even, the pushing down force who lasts to the sucking disc disk body, consequently, the air evacuation degree of disk body is higher, vacuum is higher, the adsorption affinity is stronger. The convex disk body outward flange of third pressure plate portion, consequently convex third pressure plate portion can also effectively avoid the sucking disc under the external force collision, the disk body edge perk that arouses, and sucking disc fixed reliability improves greatly.

Drawings

FIG. 1 is a schematic perspective view of the sucking disc cover;

FIG. 2 is a schematic view of another perspective structure of the sucking disc cover;

FIG. 3 is a perspective view of a second embodiment of the present suction cup cover;

FIG. 4 is a schematic perspective view of another embodiment of the present suction cup cover;

FIG. 5 is a schematic view of the sectional structure of the sucking disc cover and the sucking disc;

FIG. 6 is a schematic cross-sectional view of the second embodiment of the suction cup cover installed with the suction cup;

FIG. 7 is an exploded view of the chuck cover and the chuck.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1 to 7, this sucking disc cover, including cover body 1, cover body 1 includes location boss 2, basically, be annular first pressure plate portion 3 and second pressure plate portion 4, location boss 2, first pressure plate portion 3, second pressure plate portion 4 integrated into one piece, location boss 2 sets up at cover body 1 central point, be equipped with locating hole 21 on location boss 2, this sucking disc cover is fixed on the skeleton of external sucking disc through this locating hole, location boss 2 is circular, its outside and first pressure plate portion, second pressure plate portion links up in order from inside to outside and location boss 2 protrudes first pressure plate portion 3, form two-stage plane difference in height, make and form two-stage resilience trend between location boss 2 and the first pressure plate portion 3. First pressure board portion is higher than second pressure board portion, form first broken line 34 in the junction of first pressure board portion 3 and second pressure board portion 4, make and form the two-stage trend of kick-backing between first pressure board portion 3 and the second pressure board portion 4, the annular planar structure of two-stage trend of kick-backing and first pressure board portion 3 that forms between cooperation location boss 2 and the first pressure board portion 3, make first pressure board portion 3 realization that both can relax recessed, play the effect that multistage energy storage is kick-backed again, the resilience force of further increase this sucking disc dish cover further prolongs the air evacuation time at disk body center simultaneously. In this embodiment, the cross section width of second pressure plate portion 4 is greater than the cross section width of first

pressure plate portion

3, 4 height of second pressure plate portion reduce gradually by nearly first pressure plate portion to far away first pressure plate portion, because when this sucking disc dish cover is installed when external sucking disc dorsal part uses, the far away first pressure plate portion side of second pressure plate portion just in time corresponds the position that external sucking disc disk body laminated with the base face gradually, consequently, after this dish cover receives decurrent pressing force, the second pressure plate portion is bigger to the area of contact at sucking disc disk body edge, the reverse resilience force of second pressure plate portion to sucking disc body edge weakens, consequently sucking disc body edge just also is difficult for leading to the perk because of the resilience force of second pressure plate portion. Further, be equipped with the slot hole 5 of a plurality of annular array on dish cover body 1, every slot hole 5 all sets up simultaneously on first pressure board portion 3 and second pressure board portion 4, the slot hole partial dimension that sets up on second pressure board portion 4 is greater than the slot hole partial dimension that sets up on first pressure board portion 3, this just more does benefit to the indent deformation power and the resilience deformation force balance adjustment of first pressure board portion 3 and second pressure board portion 4, this dish cover has further weakened the reverse resilience force of this dish cover to sucking disc disk body edge, the resilience force of avoiding second pressure board portion leads to sticking up the limit, the resilience force is more suitable. Further, when this sucking disc dish cover covers in the external disk body dorsal part, 4 outward flanges of disk body edge protrusion second pressure plate portion, and still be equipped with the arch 6 of a plurality of annular array in 1 inboard of dish cover body, arch 6 sets up at the inboard edge of second pressure plate portion 4, consequently protruding 6 downforce is not direct action at the disk body edge, but through multistage pushing down make the inside air evacuation of disk body repress the sucking disc disk body gradually with near the position of base plane laminating and with disk body dorsal part contact provide even, the downforce that lasts to the disk body, consequently, the air evacuation degree of disk body is higher, vacuum is higher, the adsorption affinity is stronger.

In a preferred embodiment, the sucker cover further comprises a third pressing plate portion 7, the second pressing plate portion 4 and the third pressing plate portion 7 are integrally formed, the third pressing plate portion 7 is connected with the outer edge of the second pressing plate portion 4 to form a second turning line 47, and the third pressing plate portion 7 is in an annular plane structure in a natural state and is not in a conventional arc-shaped or bowl-shaped structure, so that the third pressing plate portion 7 is not easy to apply pressure to the edge of the sucker body. In this embodiment, when the present suction cup cover covers the back side of the external tray body, the third pressing plate portion 7 protrudes from the outer edge of the tray body, and the cross-sectional width of the third pressing plate portion is larger than 3mm. The third pressure plate part 7 protruding out of the outer edge of the disc body can effectively prevent the edge of the disc body from warping due to the fact that the sucker body collides with the disc body by external force, and the fixing reliability of the sucker is greatly improved.

In a preferred embodiment, the first pressing plate portion 3 is in a natural state of an annular flat structure, and the second pressing plate portion 4 is in a natural state of an annular arc structure or an annular conical structure, so that the height of the second pressing plate portion 4 gradually decreases from the position near the first pressing plate portion to the position far from the first pressing plate portion, and a downward force and a rebound force which gradually contact with the disc body are provided. Furthermore, the thickness of the disc cover body is 0.6mm-1.2mm, so that the situation that the sucker is not easily fixed due to too small or too large resilience force of the disc cover or the disc body is stripped greatly to influence the tight fit degree of the disc body and a base surface is avoided. The cross section width of the first pressing plate part 3 is called as D, and a large number of experiments summarize that when D is larger than 5mm and is not larger than 10mm, the first pressing plate part 3 can play a significant multi-stage energy storage and rebound effect and the downward pressure of the concave deformation of the tablet can not be increased significantly.

In a preferred embodiment, the positioning hole 21 is substantially rectangular, four right angles of the positioning hole 21 are respectively provided with a first straight portion 211 and a second straight portion 212 which extend towards the inside of the positioning hole, each group of the first straight portion 211 and the second straight portion 212 forms a right angle, the four groups of the first straight portion 211 and the second straight portion 212 are arranged in a pairwise symmetry manner and further fit the shape of a connecting portion 101 arranged on the external framework 10, the connecting portion 101 on the external framework 10 comprises a rectangular protrusion 102, clamping edges 103 extend out of the top of the rectangular protrusion 102 to two sides, and the external hanging piece can be clamped on the clamping edges 103 through clamping grooves so as to be connected. The clamping edge 103 extends transversely for a length less than that of the rectangular protrusion, so that the cross section of the connecting part 101 is rectangular with four small gaps, the four groups of the first straight parts 211 and the second straight parts 212 just make up the space of the four small gaps, namely two opposite sides of the positioning hole 21 are matched with two opposite sides of the rectangular protrusion, the other two opposite sides of the positioning hole 21 are matched with the two clamping edges 103, and the four first straight parts are just matched with the other two opposite sides of the rectangular protrusion, so that the pressing sheet is accurately and reliably positioned on the framework, and transverse or radial shaking cannot occur.

Among the above-mentioned technical scheme, this sucking disc dish cover passes through the locating hole to be fixed on external sucking disc 30's skeleton 10, during the use, put sucking disc 30 on the base plane, 40 bottom surfaces of disk body are towards the base plane, then press connecting pieces 20 such as couple, this sucking disc dish cover of connecting piece 20 roof pressure, this sucking disc dish cover is recessed in the light realization of multistage plane difference in height and slot hole effect down, make this sucking disc dish cover and skeleton produce the deformation of indent, be favorable to prolonging the evacuation time of disk body, with the air clean-out in the disk body, the arch makes the disk body inside air evacuation back suppress the sucking disc disk body gradually with near the position of base plane laminating and with the disk body dorsal part contact provide even, lasting downforce. This sucking disc dish cover rebounds under the deformation strength of multistage energy storage rebound effect and skeleton afterwards, and the bottom of skeleton and disk body is upwards pulled up and is formed the vacuum cavity, produces the vacuum between the bottom surface central part of disk body and the base face, and the bottom surface edge of disk body and base face laminating play the sealing effect to the vacuum cavity to make the sucking disc adsorb on the base face. After the downward pressure is withdrawn, the protrusions provide uniform and continuous downward pressure to the edge of the sucker body, so that edge warping of the edge of the sucker body caused by impact of an external force of the sucker is further avoided, and the fixing reliability of the sucker is greatly improved. The third pressure plate part 7 protruding out of the outer edge of the disc body can effectively prevent the edge of the disc body from warping due to the fact that the disc body is collided by external force, and the fixing reliability of the sucker is greatly improved.

The embodiment is only for the illustration of the concept and implementation of the present invention, and is not limited thereto, and the technical solution without substantial transformation is still within the protection scope under the concept of the present invention.

Claims

1. The utility model provides a sucking disc dish cover, includes the dish cover body, its characterized in that, the dish cover body includes the location boss, is annular first pressure plate portion and second pressure plate portion basically, location boss, first pressure plate portion, second pressure plate portion integrated into one piece, the location boss sets up at dish cover body center, and location boss outside, first pressure plate portion, second pressure plate portion link up and the first pressure plate portion of location boss protrusion from inside to outside in order, and first pressure plate portion is higher than second pressure plate portion, and the cross section width of second pressure plate portion is greater than the cross section width of first pressure plate portion, and second pressure plate portion height is reduced gradually by near first pressure plate portion to far away first pressure plate portion, is equipped with the locating hole on the boss of location, works as when sucking disc dish cover covers in external disk body dorsal part, disk body edge protrusion second pressure plate portion outward flange the dish cover body inboard is equipped with a plurality of annular array's arch, and the arch is located second pressure plate portion edge.

2. The suction cup cover according to claim 1, wherein a plurality of annular arrays of elongated holes are provided on the cover body, each of the elongated holes is provided on both the first pressure plate portion and the second pressure plate portion, and a size of a portion of the elongated hole provided on the second pressure plate portion is larger than a size of a portion of the elongated hole provided on the first pressure plate portion.

3. The suction cup cover of claim 1 or 2, further comprising a third pressing plate portion, wherein the second pressing plate portion and the third pressing plate portion are integrally formed, and the third pressing plate portion is engaged with an outer edge of the second pressing plate portion.

4. The suction cup cover of claim 3 wherein said third pressure plate portion is of annular planar configuration in its natural state.

5. The suction cup tray cover of claim 4 wherein the third pressure plate portion projects beyond the outer edge of the tray body when the suction cup tray cover is placed over the backside of the surrounding tray body.

6. The suction cup cover as set forth in claim 3, wherein said positioning projection is circular, said first pressing plate portion is of an annular flat configuration in a natural state, said second pressing plate portion is of an annular arc configuration or an annular tapered configuration in a natural state, a first turning line is formed at a junction of said first pressing plate portion and said second pressing plate portion, and a second turning line is formed at a junction of said second pressing plate portion and said third pressing plate portion.

7. The suction cup cover of claim 3 wherein said cover body has a thickness of 0.6mm to 1.2mm, a first pressure plate portion having a cross-sectional width greater than 5mm and not greater than 10mm, and a third pressure plate portion having a cross-sectional width greater than 3mm.

8. The suction cup cover according to claim 1 or 2, wherein the positioning hole has a substantially rectangular shape, and a first straight portion and a second straight portion extending inwardly of the positioning hole are provided at each of four right angles of the positioning hole, the first straight portion and the second straight portion forming a right angle.