WO2021143424A1 - 一种吸盘及吸盘挂钩 - Google Patents
一种吸盘及吸盘挂钩 Download PDFInfo
- Publication number
- WO2021143424A1 WO2021143424A1 PCT/CN2020/136353 CN2020136353W WO2021143424A1 WO 2021143424 A1 WO2021143424 A1 WO 2021143424A1 CN 2020136353 W CN2020136353 W CN 2020136353W WO 2021143424 A1 WO2021143424 A1 WO 2021143424A1
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- WIPO (PCT)
- Prior art keywords
- suction cup
- suction
- cup according
- annular protrusion
- channel
- Prior art date
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- 238000001179 sorption measurement Methods 0.000 claims description 130
- 210000000988 bone and bone Anatomy 0.000 claims description 49
- 238000000605 extraction Methods 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 29
- 238000001746 injection moulding Methods 0.000 claims description 24
- 239000012634 fragment Substances 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims 1
- 238000005086 pumping Methods 0.000 abstract description 6
- 230000003746 surface roughness Effects 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract 6
- 238000004519 manufacturing process Methods 0.000 description 15
- 238000009864 tensile test Methods 0.000 description 10
- 239000000243 solution Substances 0.000 description 8
- 239000003292 glue Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 6
- 239000011148 porous material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B47/00—Suction cups for attaching purposes; Equivalent means using adhesives
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G29/00—Supports, holders, or containers for household use, not provided for in groups A47G1/00-A47G27/00 or A47G33/00
- A47G29/087—Devices for fastening household utensils, or the like, to tables, walls, or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B47/00—Suction cups for attaching purposes; Equivalent means using adhesives
- F16B47/003—Suction cups for attaching purposes; Equivalent means using adhesives using adhesives for attaching purposes
Definitions
- the invention relates to the technical field of suction cup hooks, in particular to a suction cup and a suction cup hook.
- the existing hooks are generally divided into two types, one is an adhesive hook, and the other is a sucker hook.
- the suction cup hooks in the prior art all have a suction cup, and the suction cup has a cavity.
- the suction cup hook is fixed on the surface to be installed by discharging the air between the cavity and the surface to be installed.
- the suction cup hook in the prior art can only be applied to the surface to be installed with low surface roughness and no air holes, and the application occasion is limited.
- the purpose of the present invention is to solve at least one of the technical problems existing in the prior art, and to provide a suction cup and a suction cup hook, which can be applied to most usage scenarios.
- a suction cup including:
- a suction cup main body the suction cup main body has a suction surface in contact with the surface to be installed, and the suction surface is substantially flat;
- the suction channel is arranged in the suction cup body, and the inlet of the suction channel is located on the suction surface; when the suction channel is vacuumed, the suction surface can be
- the surface state of the surface to be installed produces a number of suction cavities, and the suction cup main body forms a stable connection with the surface to be installed through the suction cavities.
- the suction channel is vacuumed, and the air between the suction surface and the surface to be installed enters the suction channel from the inlet and then is sucked away.
- the suction surface and the surface to be installed are closely attached and covered with the air.
- the suction surface randomly generates a number of tiny suction cavities according to the surface condition of the surface to be installed.
- suction cup of the above structure can be applied to the surface to be installed with high surface roughness and pores, and has a wide application range.
- the total area of the adsorption surface is S1
- the area of the adsorption surface after removing the inlet of the suction channel is S2, and S2/S1 ⁇ 40%. According to experimental tests, when 40% ⁇ S2/S1, the pulling force increases rapidly as the value of S2/S1 increases, so it is preferable that S2/S1 ⁇ 40%.
- S2/S1 ⁇ 99.5% Due to the existence of the suction channel inlet, the value of S2/S1 cannot be equal to 1. After the value of S2/S1 is greater than 99.5%, the tensile value tested by the test does not change much, so it is preferable to set the maximum value of S2/S1 to 99.5%. That is, S2/S1 ⁇ 99.5%.
- the suction surface is circular; the circular suction surface can make the suction surface uniformly adsorb on the surface to be installed.
- the diameter of the adsorption surface is 30 mm-150 mm.
- the diameter of the suction surface is less than 30mm, the suction power of the main body of the suction cup is limited.
- the diameter of the suction surface exceeds 150mm, the suction force changes little. Therefore, when the diameter of the suction surface is 30mm-150mm, it has better cost performance.
- the suction surface is elliptical; when the suction surface is elliptical, the length of the suction surface is placed in the direction of gravity, and the highest point of the suction surface is easiest to separate from the surface to be installed when the suction cup body works. , Increasing the length of the suction surface in the direction of gravity can slow the highest point of the suction surface to be most easily separated from the surface to be installed, thereby improving the carrying capacity of the suction cup main body.
- the long axis size of the adsorption surface is a
- the short axis size of the adsorption surface is b, 60mm ⁇ a ⁇ 170mm, 20mm ⁇ b ⁇ 169mm.
- the adsorption surface of the above-mentioned size has a better cost performance.
- an air extraction assembly is further included.
- the air extraction assembly includes a piston and an operating rod, the piston is matched with the inner wall of the air extraction channel, and one end of the operating rod is connected with the piston, so The other end of the operating rod extends to the outside of the suction channel.
- the piston is driven to reciprocate in the air suction channel by controlling the operating rod, and the air in the air suction channel is discharged, which is convenient for the user to install the suction cup main body.
- a third annular protrusion is provided on the inner side wall of the suction channel, one end of the operating rod passes through the third annular protrusion and is threadedly connected with the piston, and the other end of the operating rod
- An end cover is provided, a spring is provided between the third annular protrusion and the end cover, and a one-way valve is provided on the piston.
- a third annular protrusion is provided on the inner side wall of the suction channel, one end of the operating rod passes through the third annular protrusion and is threadedly connected with the piston, and the other end of the operating rod
- An end cover is provided, a spring is provided between the third annular protrusion and the end cover, and a cup is provided at the edge of the piston for matching with the inner side wall of the air suction channel.
- the suction cup main body includes an adsorption layer and a skeleton, the adsorption surface is located at one end of the adsorption layer, the skeleton and the adsorption layer are integrally formed by injection molding, and the skeleton part is located on the adsorption layer.
- the suction channel is arranged in the skeleton.
- the skeleton includes a tubular cylindrical portion, an outer side wall of the cylindrical portion is provided with a ring-shaped bone fragment, and the bone fragment is located in the adsorption layer.
- the suction channel penetrates the cylinder part.
- the bone fragment has a circular ring shape.
- the above-mentioned ring-shaped bone fragments can provide uniform support for the adsorption layer, so that the entire adsorption layer is uniformly stressed.
- a number of notches are provided at the edges of the bone fragments.
- the gap can allow glue to pass through, and can make the adsorption layer and the bone piece more tightly connected.
- a plurality of first holes or first slots are provided on the bone fragment.
- the first hole can allow glue to pass through, and can make the adsorption layer and the bone piece more tightly connected; the first slot can make the adsorption layer and the bone piece more tightly connected.
- the portion of the bone fragment away from the cylinder is a distal end, and the distal end of the bone fragment at least partially extends beyond the midline of the adsorption surface.
- the bone pieces are arranged around the cylinder and are in a ring shape.
- the center of the cylinder is the center.
- the part of the line passing through the center and falling onto the adsorption surface is called a line segment.
- the midpoints of the innumerable line segments form the adsorption surface.
- the distal end of the bone piece at least partially extends beyond the midline of the suction surface to ensure the structural strength of the suction surface.
- the edge position that is not covered by the bone piece is more elastic and more susceptible to deformation, so that this part can be connected to the surface to be installed. The pasting between them is closer, which is suitable for the surface to be installed with higher roughness.
- a first reinforcing rib is provided between the bone piece and the column portion; so as to strengthen the structural strength of the bone piece.
- a plurality of protruding positioning posts are provided on the bone piece. After the bone pieces are placed in the mold, they are positioned by contacting the positioning pillars with the inner wall of the mold to prevent the bone pieces from deflecting due to the injection of glue and ensure the quality of injection molding.
- the present invention further includes an air extraction assembly, the air extraction assembly includes a piston and an operating rod, the piston is matched with the inner side wall of the air extraction channel, and one end of the operating rod is connected with the piston, The other end of the operating rod extends to the outside of the suction channel.
- the piston is driven to reciprocate in the air suction channel by controlling the operating rod, and the air in the air suction channel is discharged, which is convenient for the user to install the suction cup main body.
- a third annular protrusion is provided on the inner side wall of the suction channel, one end of the operating rod passes through the third annular protrusion and is threadedly connected with the piston, and the other end of the operating rod
- An end cover is provided, a spring is provided between the third annular protrusion and the end cover, and a one-way valve is provided on the piston.
- a third annular protrusion is provided on the inner side wall of the suction channel, one end of the operating rod passes through the third annular protrusion and is threadedly connected with the piston, and the other end of the operating rod
- An end cover is provided, a spring is provided between the third annular protrusion and the end cover, and a cup is provided at the edge of the piston for matching with the inner side wall of the air suction channel.
- the suction cup body includes a suction cup cover and an adsorption layer
- the suction cup cover has an installation position
- the adsorption layer is located in the installation position
- the adsorption layer is away from the bottom of the installation position.
- the end surface is the adsorption surface.
- the bottom of the installation position is substantially flat; the flatness of the suction surface after injection molding can be greatly improved.
- the bottom of the installation position is substantially conical.
- the cone angle is close to 180°, the cone surface is roughly flat, which can ensure the flatness of the suction surface after injection molding.
- a relatively protruding second reinforcing rib is provided at the bottom of the installation position.
- the second reinforcing rib can strengthen the connection strength between the suction cup cover and the adsorption layer.
- the bottom of the installation position is provided with a second hole position or a second slot position.
- the second hole position and the second slot position can strengthen the connection strength between the suction cup cover and the adsorption layer.
- the adsorption layer and the suction cup cover are integrally formed by injection molding, so that the sealing performance between the suction cup cover and the adsorption layer can be ensured, and the connection strength between the two can be improved at the same time.
- a relatively protruding second reinforcing rib is provided at the bottom of the installation position.
- the second reinforcing rib can strengthen the connection strength between the suction cup cover and the adsorption layer.
- the bottom of the installation position is provided with a second hole position or a second slot position.
- the second hole position and the second slot position can strengthen the connection strength between the suction cup cover and the adsorption layer.
- the adsorption layer and the suction cup cover are manufactured separately and then assembled together. In this way, the production division is more refined, and the injection efficiency of the adsorption layer can be improved.
- the suction cup cover includes a bottom plate on which a first annular protrusion is protrudingly provided, and the bottom plate is provided with a through hole corresponding to an area surrounded by the first annular protrusion.
- An annular protrusion and the through hole constitute the suction channel, and the installation position is located on the bottom plate outside the first annular protrusion.
- a second annular protrusion is further provided on the bottom plate, the first annular protrusion is located in the second annular protrusion, and the installation position is located in the first annular protrusion. And the bottom plate between the second annular protrusion.
- the side wall of the second annular protrusion is connected with the side wall of the adsorption layer, which increases the connection area between the suction cup cover and the adsorption layer, improves the connection strength between the two, and can improve the overall strength of the suction cup main body at the same time.
- the first annular protrusion and the second annular protrusion are both arranged in a circular ring shape or a rectangular ring shape.
- the entire suction cup body is evenly attached to the surface to be installed.
- the first annular protrusion and the second annular protrusion are both arranged in a rectangular ring shape, and the length direction is parallel to the direction of gravity, the force of the entire suction cup body is more scientific and the bearing capacity is strong.
- the present invention further includes an air extraction assembly, the air extraction assembly includes a piston and an operating rod, the piston is matched with the inner side wall of the air extraction channel, and one end of the operating rod is connected with the piston, The other end of the operating rod extends to the outside of the suction channel.
- the piston is driven to reciprocate in the air suction channel by controlling the operating rod, and the air in the air suction channel is discharged, which is convenient for the user to install the suction cup main body.
- a third annular protrusion is provided on the inner side wall of the suction channel, one end of the operating rod is provided with an end cover, and the other end of the operating rod passes through the third annular protrusion and the
- the piston is threadedly connected, a spring is arranged between the third annular protrusion and the end cover, and a one-way valve is arranged on the piston.
- the piston is close to the inlet of the suction channel, the one-way valve is opened, otherwise, the one-way valve is closed.
- Repeated reciprocation can exhaust the air between the main body of the suction cup and the surface to be installed. Repeated exhaust can improve the suction channel.
- the degree of vacuum inside can exhaust the air between the suction surface and the surface to be installed to the greatest extent.
- the adsorption surface adopts a soft rubber material with a Shore hardness of 15 to 55 degrees, which is conducive to deformation according to the surface condition of the surface to be installed; after experimental testing, the shore hardness is 15 to 55 degrees.
- the bonding between the glue material and the surface to be installed is the tightest.
- the adsorption surface is sticky, so that the connection strength between the suction cup body and the surface to be installed can be further improved, and slow air penetration can be reduced.
- a suction cup hook including a hook portion and the above-mentioned suction cup, the hook portion being mounted on the suction cup main body.
- the suction channel is vacuumed, and the air between the suction surface and the surface to be installed enters the suction channel from the inlet and then is sucked away.
- the suction surface and the surface to be installed are closely attached and covered with the air.
- the suction surface randomly generates a number of tiny suction cavities according to the surface condition of the surface to be installed. A large number of tiny suction cavities are used to firmly adsorb the main body of the suction cup on the surface to be installed.
- the suction cup of the above structure can be applied to the surface to be installed with high surface roughness and pores, and has a wide application range.
- Figure 1 is a schematic diagram of an embodiment of the present invention
- Figure 2 is a schematic cross-sectional view of Figure 1;
- FIG. 3 is a schematic diagram of another embodiment of the present invention.
- Figure 4 is a schematic cross-sectional view of Figure 3;
- Figure 5 is a schematic cross-sectional view of the suction cup cover in Figure 1;
- Fig. 6 is a schematic diagram of the skeleton in Fig. 3;
- Figure 7 is a drawing of the tensile test curve of the suction cup when the diameter of the suction surface is 30mm;
- Figure 8 is a drawing of the tensile test curve of the suction cup when the diameter of the suction surface is 70mm;
- Figure 9 is a graph showing the tensile test curve of the suction cup when the diameter of the suction surface is 150mm.
- orientation description involved such as up, down, front, back, left, right, etc. indicates the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, but only In order to facilitate the description of the present invention and simplify the description, it does not indicate or imply that the device or element referred to must have a specific orientation, be configured and operate in a specific orientation, and therefore cannot be understood as a limitation to the present invention.
- a suction cup including a suction cup main body 1 and a suction channel 2; the suction cup main body 1 has a suction surface 3 in contact with the surface to be installed, and the suction surface 3 is substantially flat
- the suction channel 2 is provided in the suction cup main body 1, and the inlet 4 of the suction channel 2 is located on the suction surface 3; when the suction channel 2 is vacuumed, the suction surface 3 can produce several according to the surface state of the surface to be installed In the suction cavity, the suction cup main body 1 forms a stable connection with the surface to be installed through the suction cavity.
- the adsorption surface 3 is preferably a flat surface.
- the adsorption surface 3 can be flat or close to a flat surface.
- Shape such as a cone with a cone angle of 180 degrees or a flat surface with fine protrusions.
- the air between the adsorption surface 3 and the surface to be installed enters the air extraction channel 2 from the inlet 4 and then is sucked away.
- the adsorption surface 3 is based on the surface conditions of the surface to be installed. Perform a slight deformation, so that the adsorption surface 3 can be closely attached to the surface to be installed. With the continuous extraction of air, a large number of tiny adsorption cavities are randomly generated between the adsorption surface 3 and the surface to be installed.
- the air holes on the surface to be installed are automatically avoided, so even if there are air holes on the surface to be installed, the suction cup body 1 and the surface to be installed will not be connected; after a large number of tiny adsorption cavities are generated, even if the air pressure of the suction channel 2 is The atmospheric pressure is equal, and it will not affect the connection between the suction surface 3 and the surface to be installed (in the above technical solution, a large number of tiny suction cavities are mainly used to firmly adsorb the suction cup body 1 on the surface to be installed); the suction cup of the above structure can be seen It can be applied to the surface to be installed with high surface roughness and pores, and has a wide range of applications.
- this embodiment further includes an air extraction assembly.
- the air extraction assembly includes a piston 5 and an operating rod 6, a piston 5 and an air extraction channel 2.
- the inner wall is matched, one end of the operating rod 6 is connected with the piston 5, and the other end of the operating rod 6 extends outside the air extraction channel 2.
- the piston 5 is driven to reciprocate in the air extraction channel 2 by controlling the operating rod 6 to move the air extraction channel 2
- the one-way valve is opened. Otherwise, the one-way valve is closed. Repeat this reciprocating multiple times to remove the suction cup.
- the air between the main body 1 and the surface to be installed is exhausted.
- a cup 7 can be installed on the piston 5, and the effect of a one-way valve can also be achieved.
- the suction surface 3 is circular, and the suction surface 3 is circular so that the suction surface 3 can be uniformly adsorbed on the surface to be installed.
- the diameter of the suction surface 3 is 30mm-150mm.
- the suction cup main body 1 The adsorption force is limited.
- the diameter of the adsorption surface 3 exceeds 150mm, the adsorption force changes little. Therefore, when the diameter of the adsorption surface 3 is 30mm-150mm, it has a better cost performance.
- the total area of the adsorption surface 3 is S1, where the area S1 of the adsorption surface 3 includes The area in contact with the wall to be installed and the area of the inlet of the suction channel, the area S1 of the adsorption surface 3 after the inlet of the suction channel is removed is S2, 40% ⁇ S2/S1.
- Figures 7 to 9 are the tensile test curves obtained from the tensile test of the suction cup.
- the adsorption surface 3 is made of TPE material with a Shore hardness of 35 degrees, and the adsorption surface 3 is adsorbed on the glass panel to perform the tensile test;
- Figure 7 is the tensile test curve of the suction cup when the diameter of the suction surface 3 is 30mm, the horizontal axis is the percentage value of S2/S1, and the vertical axis is the tensile value;
- Figure 8 is the tensile test curve of the suction cup when the diameter of the suction surface 3 is 70mm, horizontal The axis is the percentage value of S2/S1, and the vertical axis is the tensile value;
- Figure 9 is the tensile test curve of the suction cup when the diameter of the suction surface 3 is 150mm, the horizontal axis is the percentage value of S2/S1, and the vertical axis is the tensile value; the above experimental test is passed It is known that when 40% ⁇ S2/S1, the elevation angle of the tensile test curve becomes larger.
- the value of S2/S1 increases rapidly. Due to the existence of the inlet of the suction channel, the value of S2/S1 cannot be equal to 1.
- the maximum value of S2/S1 is set to 99.5%, that is, S2/S1 ⁇ 99.5%. After the value of S2/S1 is greater than 99.5%, the tensile value tested by the test does not change much.
- the shape of the adsorption surface 3 is not limited to a circular shape.
- the adsorption surface 3 can also be an ellipse, a rectangle, or a polygon or any other shape, which can be based on The actual situation of the surface to be installed is selected and designed.
- the suction surface 3 is elliptical or rectangular, place the length of the suction surface 3 in the direction of gravity.
- the highest point of the suction surface 3 is the easiest to separate from the surface to be installed. Increase the length of the suction surface 3 in the direction of gravity.
- the highest point of the slow suction surface 3 is most easily separated from the surface to be installed, thereby improving the carrying capacity of the suction cup main body.
- the adsorption surface 3 is elliptical, the long axis size of the adsorption surface 3 is a, and the short axis size of the adsorption surface 3 is b, 60mm ⁇ a ⁇ 170mm, 20mm ⁇ b ⁇ 169mm.
- the adsorption surface 3 of the above-mentioned size has a better cost performance.
- a third annular protrusion 8 is provided on the inner side wall of the air suction channel 2, and an end cover is provided at one end of the operating rod 6 9.
- the other end of the operating rod 6 passes through the third annular protrusion 8 and is threadedly connected with the piston 5.
- a spring 10 is provided between the third annular protrusion 8 and the end cover 9. The third annular protrusion 8 can prevent the piston 5 from sliding out of the upper end of the suction channel 2. After the end cover 9 is pressed down each time, the spring 10 can automatically pop up the end cover 9 for the next press.
- the suction cup main body 1 includes a suction cup cover 11 and an adsorption layer 12.
- the suction cup cover 11 has a mounting position 19, and the bottom of the mounting position 19 is set as a flat surface. 12 is located in the installation position 19, the adsorption layer 12 and the suction cup cover 11 are integrally formed by injection molding. The end surface of the adsorption layer 12 away from the bottom of the installation position 19 is the suction surface 3.
- the suction cup cover 11 in the suction cup body 1 of the above structure can be used for installation and adsorption.
- Layer 12 can also be used as a decorative cover in actual use, with a simple and ingenious structure.
- the bottom of the installation position 19 is set to be flat. Significantly improve the flatness of the adsorption surface 3 after injection.
- setting the bottom of the mounting position 19 to a shape close to a plane can also achieve the same technical effect.
- the bottom of the mounting position 19 can be roughly set in a conical shape, when the cone angle is close to 180° When the conical surface is roughly flat, it can have a similar effect.
- a second hole or a second slot or a second slot or slot can be provided on the bottom surface of the mounting position 19 Relatively protruding second ribs and so on.
- the bottom of the installation position 19 can also be provided in other non-planar shapes.
- a second hole or a second groove or a relatively protruding second reinforcing rib is provided on the bottom surface of the installation position 19, which can improve the adsorption after injection molding.
- the connection strength between the layer 12 and the suction cup cover 11 can be adjusted to improve the flatness of the suction surface 3 as much as possible by adjusting the position of the second reinforcing rib or the second hole position or the second groove position.
- the adsorption layer 12 and the suction cup cover 11 are integrally formed to ensure that there is no air leakage between the two, and the air tightness is strong.
- the suction cup cover 11 is made of hard plastic, which can increase the overall rigidity of the suction cup body 1 and improve the load bearing capacity. quantity.
- the adsorption layer 12 can also be connected to the suction cup cover 11 in other ways.
- the adsorption layer 12 and the suction cup cover 11 can be manufactured separately and then assembled together. Fixing the two and so on, so that the division of production is more refined, and the injection efficiency of the adsorption layer can be improved.
- the suction cup cover 11 includes a bottom plate 13, on which a first annular protrusion 14 and a second annular protrusion 15 are protrudingly provided, and the first annular protrusion 14 is located at the second In the annular protrusion 15, the bottom plate 13 is provided with a through hole corresponding to the area surrounded by the first annular protrusion 14.
- the first annular protrusion 14 and the through hole constitute the air suction channel 2.
- the first annular protrusion 14, the second annular protrusion 15 and the bottom plate 13 constitute the installation position.
- the first annular protrusion 14 and the second annular protrusion 15 have the same height.
- the suction cup cover 11 and the adsorption layer 12 in the above embodiment can form a good connection through injection molding (the first annular protrusion
- the side wall and the side wall of the second annular protrusion are connected with the side wall of the adsorption layer, and the connection area is large), and the injection surface 3 has a very high flatness; and the suction cup cover of the above structure has a simple structure and can be mass-produced by injection molding , Low manufacturing cost.
- the outer contour of the adsorption layer 12 after injection molding is the same as the outer contour of the bottom plate 13, and the outer side wall of the adsorption layer 12 and the outer side wall of the bottom plate 13 are common.
- the outer side wall of the suction cup main body 1 is formed.
- the first annular protrusion 14 and the second annular protrusion 15 are both arranged in an annular shape, and the two are arranged concentrically.
- the adsorption layer 12 formed by the two annular protrusions 15 is annular, so that the suction process between the adsorption surface 3 and the surface to be installed is more uniform, and the entire suction cup body is evenly attached to the surface to be installed.
- first annular protrusion The embodiments of the ridge 14 and the second annular protrusion 15 are not limited to this, they can also be arranged in a rectangular ring shape or other polygonal ring shapes, etc.; the first annular protrusion and the second annular protrusion are both provided with a rectangular ring In the shape, when the length direction is parallel to the direction of gravity, the force of the whole suction cup body is more scientific and the bearing capacity is strong.
- the suction cup body 1 can also adopt other implementations.
- the suction cup body 1 includes an adsorption layer 12 and a skeleton 17, and the adsorption surface 3 is located at one end of the adsorption layer 12. 17 and the adsorption layer 12 are integrally formed by injection molding.
- the skeleton 17 is partly located in the adsorption layer 12, and the air extraction channel 2 is arranged in the skeleton 17; the adsorption surface 3 is made of soft rubber material, which facilitates deformation according to the surface condition of the surface to be installed.
- the adsorption layer 12 is manufactured by injection molding on the skeleton 17, and the production efficiency is high.
- the skeleton 17 provides sufficient rigidity for the suction cup layer.
- the skeleton 17 and the adsorption layer 12 can be integrated by injection molding to form a good connection; in order to improve the flatness of the adsorption surface 3, the end surface of the adsorption layer 12 opposite to the adsorption surface 3 is set to a plane, so that the injection thickness can be more uniform. Improve the flatness of the adsorption surface 3.
- setting the end surface of the adsorption layer 12 opposite to the adsorption surface 3 to a shape close to a plane can also achieve the same technical effect.
- the skeleton 17 includes a cylindrical cylindrical portion 16 having a circular tube shape.
- a ring-shaped bone piece 18 is arranged on the outer side wall of the cylindrical portion 16, the bone piece 18 is located in the adsorption layer 12, and the air suction channel 2 penetrates the cylindrical portion. 16.
- the skeleton 17 of the above structure is reasonable in structure, so that the skeleton 17 and the adsorption layer 12 can be well combined, the connection is firm and reliable, and the production and manufacture of the skeleton 17 of the above structure are convenient; wherein the bone pieces 18 mainly serve to increase the rigidity of the adsorption layer 12 In order to improve the pumping effect, it is possible to choose whether to install a pumping component in the pumping channel 2 according to actual needs.
- the bone piece 18 and the column portion 16 can be integrally formed by injection molding, with good structural strength and high production efficiency.
- the bone fragment 18 has a circular ring shape.
- the above-mentioned annular bone piece 18 can provide uniform support for the adsorption layer 12, so that the entire adsorption layer 12 is uniformly stressed.
- a number of notches 21 are provided at the edge of the bone piece 18.
- the gap 21 can allow glue to pass through, and can make the adsorption layer 12 and the bone piece 18 more closely connected.
- a plurality of first holes 22 or first slots are provided on the bone piece 18.
- the first hole 22 can allow glue to pass through, and can make the adsorption layer 12 and the bone fragment 18 be more closely connected; the first slot can make the adsorption layer 12 and the bone fragment 18 be more tightly connected.
- the bone piece 18 is a distal end away from the cylindrical portion 16, and the distal end of the bone piece 18 at least partially extends beyond the midline of the adsorption surface 3.
- the bone piece 18 is arranged around the cylinder part 16 in a ring shape.
- the center of the cylinder part 16 is the center.
- the part of the straight line passing through the center and falling on the adsorption surface 3 is called a line segment.
- the midpoints of countless line segments are connected.
- the edge position that is not covered by the bone piece 18 is more elastic and more susceptible to deformation. This part can be more closely attached to the surface to be installed, which is suitable for the surface to be installed with higher roughness.
- a first reinforcing rib is provided between the bone piece 18 and the column portion 16 to strengthen the structural strength of the bone piece 18.
- a number of protruding positioning posts 23 are provided on the bone piece 18. After the bone piece 18 is placed in the mold, it is positioned by contacting the positioning pillar 23 with the inner wall of the mold to prevent the bone piece 18 from deflecting due to the injection of glue and ensure the quality of injection molding.
- the adsorption surface 3 adopts a soft rubber material with a Shore hardness of 15 to 55 degrees, which is conducive to deformation according to the surface condition of the surface to be installed. After experimental testing, a soft rubber with a Shore hardness of 15 to 55 degrees is used. The bonding between the material and the surface to be installed is the tightest.
- the soft rubber material can be specifically TPE, TPR, silicone, rubber, PVC, etc.
- a material with a certain viscosity can be used to make the adsorption surface 3, for example, TPE, TPR, silica gel, rubber or PVC can be used.
- a suction cup hook which includes a hook portion 20 and the above-mentioned suction cup, and the hook portion 20 is mounted on the suction cup body 1.
- the air extraction channel 2 is evacuated.
- the air between the adsorption surface 3 and the surface to be installed enters the air extraction channel 2 from the inlet and then is sucked away.
- the adsorption surface 3 closely adheres to the surface to be installed.
- the adsorption surface 3 randomly generates a number of tiny adsorption cavities according to the surface conditions of the surface to be installed. A large number of tiny adsorption cavities are used to firmly adsorb the suction cup body 1 on the surface to be installed.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
Abstract
Description
Claims (35)
- 一种吸盘,其特征在于包括:吸盘主体,所述吸盘主体具有一与待安装面接触的吸附面,所述吸附面大致呈平面状;抽气通道,所述抽气通道设置在所述吸盘主体内,所述抽气通道的入口位于所述吸附面上;在对所述抽气通道进行抽真空处理时,所述吸附面能够根据待安装面表面状态产生若干吸附腔,所述吸盘主体通过所述吸附腔与所述待安装面形成稳定连接。
- 如权利要求1所述的一种吸盘,其特征在于所述吸附面总面积为S1,所述吸附面去除抽气通道入口后的面积为S2,S2/S1≥40%。
- 如权利要求2所述的一种吸盘,其特征在于S2/S1≤99.5%。
- 如权利要求3所述的一种吸盘,其特征在于所述吸附面呈圆形。
- 如权利要求4所述的一种吸盘,其特征在于所述吸附面直径为30mm-150mm。
- 如权利要求3所述的一种吸盘,其特征在于所述吸附面呈椭圆形。
- 如权利要求6所述的一种吸盘,其特征在于所述吸附面长轴尺寸为a,所述吸附面短轴尺寸为b,60mm≤a≤170mm,20mm≤b≤169mm。
- 如权利要求1至7任一所述的一种吸盘,其特征在于所述吸盘主体包括吸附层和骨架,所述吸附面位于吸附层的一端,所述骨架与所述吸附层通过注塑一体成型,所述骨架部分位于所述吸附层内,所述抽气通道设置在所述骨架内。
- 如权利要求8所述的一种吸盘,其特征在于所述骨架包括一呈管状的柱体部,所述柱体部的外侧壁上设置有呈环状的骨片,所述骨片位于所述吸附层内,所述抽气通道贯穿所述柱体部。
- 如权利要求8所述的一种吸盘,其特征在于所述骨片呈圆环状。
- 如权利要求8所述的一种吸盘,其特征在于所述骨片边缘处设置有若干缺口。
- 如权利要求8所述的一种吸盘,其特征在于所述骨片上设置有若干第一孔位或第一槽位。
- 如权利要求8所述的一种吸盘,其特征在于所述骨片上远离所述柱体部为远端,所述骨片的所述远端至少部分延伸到吸附面的中线以外。
- 如权利要求8所述的一种吸盘,其特征在于所述骨片与所述柱体部之间设置有第一加强筋。
- 如权利要求8所述的一种吸盘,其特征在于所述骨片上设置有若干凸出的定位柱。
- 如权利要求8所述的一种吸盘,其特征在于其还包括抽气组件,所述抽气组件包括活塞及操作杆,所述活塞与所述抽气通道内侧壁配合,所述操作杆一端与所述活塞连接,所述操作杆的另一端延伸到抽气通道外。
- 如权利要求16所述的一种吸盘,其特征在于所述抽气通道的内侧壁上设置有第三环形凸起,所述操作杆一端穿过第三环形凸起与所述活塞螺纹连接,所述操作杆另一端设置有端盖,所述第三环形凸起与所述端盖之间设置有弹簧,所述活塞上设置有单向阀。
- 如权利要求17所述的一种吸盘,其特征在于所述抽气通道的内侧壁上设置有第三环形凸起,所述操作杆一端穿过第三环形凸起与所述活塞螺纹连接,所述操作杆另一端设置有端盖,所述第三环形凸起与所述端盖之间设置有弹簧,所述活塞边缘处设置有皮碗用于与抽气通道的内侧壁配合。
- 如权利要求1至7任一所述的一种吸盘,其特征在于所述吸盘主体包括吸盘盖和吸附层,所述吸盘盖内具有一安装位,所述吸附层位于所述安装位内,所述吸附层远离所述安装位底部的端面为所述吸附面。
- 如权利要求19所述的一种吸盘,其特征在于所述安装位的底部大致呈平面状。
- 如权利要求19所述的一种吸盘,其特征在于所述安装位的底部大致呈圆锥面状。
- 如权利要求19所述的一种吸盘,其特征在于所述安装位的底部设置有相对凸出的第二加强筋。
- 如权利要求19所述的一种吸盘,其特征在于所述安装位的底部设置有第二孔位或者第二槽位。
- 如权利要求19所述的一种吸盘,其特征在于所述吸附层与所述吸盘盖通过注塑一体成型。
- 如权利要求24所述的一种吸盘,其特征在于所述安装位的底部设置有相对凸出的第二加强筋。
- 如权利要求24所述的一种吸盘,其特征在于所述安装位的底部设置有第二孔位或者第二槽位。
- 如权利要求19所述的一种吸盘,其特征在于所述吸附层和吸盘盖分别独立制造以后组装在一起。
- 如权利要求19所述的一种吸盘,其特征在于所述吸盘盖包括底板,所述底板上突出设置有第一环形凸起,所述底板对应所述第一环形凸起所围区域设置有通孔,所述第一环形凸起与所述通孔构成所述抽气通道,所述安装位位于所述第一环形凸起外侧的所述底板上。
- 如权利要求28所述的一种吸盘,其特征在于所述底板上还设置有第二环形凸起,所述第一环形凸起位于所述第二环形凸起内,所述安装位位于所述第一环形凸起和所述第二环形凸起之间的所述底板上。
- 如权利要求29所述的一种吸盘,其特征在于所述第一环形凸起和所述第二环形凸起皆设置成圆环状或者长方形环状。
- 如权利要求19所述的一种吸盘,其特征在于其还包括抽气组件,所述抽气组件包括活塞及操作杆,所述活塞与所述抽气通道内侧壁配合,所述操作杆一端与所述活塞连接,所述操作杆的另一端延伸到抽气通道外。
- 如权利要求31所述的一种吸盘,其特征在于所述抽气通道的内侧壁上设置有第三环形凸起,所述操作杆一端设置有端盖,所述操作杆另一端穿过第三环形凸起与所述活塞螺纹连接,所述第三环形凸起与所述端盖之间设置有弹簧,所述活塞上设置有单向阀。
- 如权利要求1所述的一种吸盘,其特征在于所述吸附面采用邵氏硬度为15至55度的软胶材料。
- 如权利要求1所述的一种吸盘,其特征在于所述吸附面具有粘性。
- 一种吸盘挂钩,其特征在于包括钩部和如权利要求1至34任一所述的一种吸盘,所钩部安装在所述吸盘主体上。
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CN217761684U (zh) * | 2022-05-11 | 2022-11-08 | 广东太力科技集团股份有限公司 | 一种吸盘装置 |
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