Vacuum chuck

Abstract

The utility model relates to a vacuum chuck, including outer cover, adsorption piece, mounting rack and height adjustment subassembly, mounting rack includes mounting top and annular support portion, be equipped with deformation cavity between mounting top and adsorption piece, adsorption piece is equipped with connecting seat, mounting top is equipped with through-hole, height adjustment subassembly includes adjusting shaft and height adjustment piece, the height adjustment piece is equipped with the through-hole through-hole through-hole through-hole through-hole through-hole through-hole through-hole through-hole through-hole through-hole through-hole. The height adjusting part comprises an adjusting seat and an operating part, the adjusting seat comprises a containing cavity used for containing the adjusting shaft, at least two positioning grooves are evenly distributed in the peripheral wall of the containing cavity along the circumference, and each positioning groove comprises an upper positioning concave part, a lower positioning concave part and a height guide groove formed between the upper positioning concave part and the lower positioning concave part; the upper positioning concave part and the lower positioning concave part are distributed along the peripheral wall of the containing cavity, the adjusting shaft comprises positioning ends with the same number as the positioning grooves, the positioning ends are arranged in the positioning grooves and move along the height guide grooves, an operation groove allowing the operation part to stretch out is formed in the outer side face of the outer cover, and one end of the operation part penetrates through the operation groove to be arranged outside the outer cover.

Description

Technical Field

[0001] The utility model belongs to the technical field of suction cups, and in particular relates to a vacuum suction cup. Background Art

[0002] Existing suction cup hooks are composed of suction cups and pendants. The suction cups need to be adsorbed on flat, smooth surfaces such as glass and tiles. If the adsorption force between the adsorption surface and the adsorption sheet on the suction cup is not enough, the suction cup is very easy to fall off, affecting the use effect and causing many inconveniences to the user.

[0003] Patent application No. 201310528802.5 "Vacuum Suction Cup" also discloses that there is a height adjustment sheet between the outer cover and the suction sheet that can adjust the height of the suction sheet, a pressure seat and a stop ring that can adjust the height of the height adjustment sheet are pressed tightly between the height adjustment sheet and the suction sheet, and the suction sheet can be lifted by rotating the outer cover to generate a vacuum between the suction sheet and the suction surface, but the structure of each component is complex and difficult to process, the processing accuracy is high, and the installation is troublesome. Moreover, the hanging parts are mostly set above the outer cover of the suction cup, and the outer cover is rotated for disassembly and assembly, which is inconvenient to use. Utility Model Content

[0004] In summary, in order to overcome the deficiencies of the prior art, the utility model provides a vacuum suction cup.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vacuum suction cup, comprising an outer cover and an adsorbent, a mounting frame and a height adjustment component are arranged between the outer cover and the adsorbent, the mounting frame comprises a mounting top and an annular support portion, the diameter of the annular support portion is smaller than the diameter of the adsorbent, a deformation cavity is arranged between the mounting top and the adsorbent, a connecting seat is arranged on a side of the adsorbent corresponding to the mounting top, a through hole is arranged on the mounting top for the connecting seat to pass through, the height adjustment component comprises an adjustment shaft arranged on the connecting seat and a height adjustment component sleeved on the outer periphery of the connecting seat, the height adjustment component comprises an adjustment seat and a An operating part with one end arranged outside the outer cover, the adjustment seat includes an accommodating cavity for accommodating an adjusting shaft, at least two positioning grooves are evenly distributed along the circumference on the outer peripheral wall of the accommodating cavity, the positioning groove includes an upper positioning recess, a lower positioning recess and a height guide groove arranged between the upper positioning recess and the lower positioning recess, the upper positioning recess and the lower positioning recess are distributed along the outer peripheral wall of the accommodating cavity, the adjusting shaft includes positioning ends with the same number as the positioning grooves, the positioning ends are arranged in the positioning grooves and move along the height guide grooves, an operating groove for the operating part to extend out is arranged on the outer side surface of the outer cover, one end of the operating part is arranged on one side of the operating groove corresponding to the adjusting seat, and the other end passes through the operating groove and is arranged outside the outer cover.

[0006] By adopting the above technical scheme, compared with driving the adjustment shaft to rotate and driving the adjustment seat to rotate by rotating the operating part, the adjustment shaft is fixedly arranged on the connecting seat of the adsorption component, so that the adjustment shaft moves from the upper positioning recess to the lower positioning recess along the height guide groove, the force bearing area of ​​the adjustment seat is larger, the rotation is easier, and the rotation stability is stronger; when the end of the adjusting shaft is located in the upper positioning recess, the connecting seat is driven to move upward, thereby driving the middle part of the adsorption component to move upward toward the deformation cavity, the adsorption component and the adsorption surface are deformed, and the adsorption force of the suction cup and the bearing capacity of the pendant are increased; at the same time, the structure is simplified, and four parts are assembled, with high production efficiency. At the same time, the assembled product is lighter and thinner, the cost is low, and it is more beautiful to use.

[0007] The utility model is further provided that: the mounting top is provided with a limiting portion for limiting the rotation angle of the adjusting seat around the outer circumference of the adjusting seat, and the limiting portion is provided with an opening for the operating portion to rotate.

[0008] The utility model is further configured as follows: an arc-shaped rotation groove is arranged on the outer periphery of the limiting part, the rotation groove is arranged concentrically with the adjustment seat, and a rotating part adapted thereto is arranged at the position of the operating part corresponding to the rotation groove. When the operating part drives the adjustment seat to rotate, the rotating part rotates along the rotation groove.

[0009] The utility model is further configured as follows: a support portion for receiving the operating portion is provided at the opening position, the support portion is arranged in a fan shape, the support portion is arranged concentrically with the adjustment seat, an inverted L-shaped clamping portion is provided on one side of the operating portion corresponding to the support portion, and when the operating portion drives the adjustment seat to rotate, the clamping portion rotates along the outer periphery of the support portion.

[0010] By adopting the above technical solution, when the operating part rotates, the rotating part rotates along the rotating groove, the clamping part rotates along the outer periphery of the supporting part, and the limited rotation has higher stability and is not easy to shake up and down.

[0011] The utility model is further configured as follows: there are two positioning grooves, an installation through hole is provided on the adjustment seat, the adjustment shaft is arranged in a straight line, passes through the installation through hole and is respectively arranged on the positioning grooves on both sides, and a mounting hole for the adjustment shaft to penetrate is provided at the lower positioning recess on one side of the outer periphery of the adjustment seat.

[0012] By adopting the above technical solution, the adjustment shaft is aligned with the mounting through hole and inserted into the adjustment seat from the mounting hole.

[0013] The utility model is further provided with: a spring is provided between the mounting frame and the adsorption member.

[0014] By adopting the above technical solution, the spring is compressed to further apply force to the adsorption component, thereby further strengthening the adsorption force of the suction cup and the bearing capacity of the hanging component.

[0015] The utility model is further configured as follows: a limiting convex portion is arranged on the installation top, the limiting convex portion is provided with a limiting slot for limiting the rotation of the outer cover, and a limiting column is arranged at a position of the outer cover corresponding to the limiting slot.

[0016] By adopting the above technical solution, the limiting protrusion is clamped in the limiting slot to prevent the outer cover and the mounting bracket from rotating relative to each other; an arc-shaped guide portion is provided on the outer side of the limiting protrusion for the limiting protrusion to rotate into the limiting slot, so that when the mounting bracket and the outer cover are rotated and assembled, they are conveniently clamped, making the assembly easier and more labor-saving.

[0017] The utility model is further configured as follows: the diameter of the mounting top is larger than the diameter of the annular support portion, and limiting clamp portions for limiting the mounting top are evenly distributed on the circumference of the inner wall of the outer cover, and the limiting clamp portions are arranged on a side of the mounting top corresponding to the annular support portion, and the distance between the inner top wall of the outer cover and the limiting clamp portions is adapted to the thickness of the mounting top.

[0018] By adopting the above technical solution, the upper and lower movable spaces of the mounting frame and the height adjusting member are further limited, thereby enhancing the stability of the circumferential rotation of the height adjusting member.

[0019] The utility model is further configured that: the outer periphery of the mounting top is provided with more than two notches which cooperate with the limit clamping part.

[0020] By adopting the above technical solution, the notch of the mounting frame is aligned with the limiting clamping part and is clamped into the outer cover and rotated relatively with the outer cover so that the mounting top is clamped between the limiting clamping part and the inner top wall of the outer cover.

[0021] The utility model is further configured that: the diameter of the adsorption member is greater than the outer diameter of the outer cover.

[0022] By adopting the above technical solution, the pressing effect of the shell is increased, and the outer cover and the annular support portion exert double-layer pressure on the adsorption element, further enhancing the suction force.

[0023] The specific implementation of the utility model is described below in conjunction with the drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional diagram of an embodiment of the utility model.

[0025] Figure 2 The internal structure of the embodiment of the utility model is three-dimensional Figure 1 .

[0026] Figure 3 The internal structure of the embodiment of the utility model is three-dimensional Figure 2 .

[0027] Figure 4 It is a bottom view of the internal structure of an embodiment of the utility model.

[0028] Figure 5 It is an exploded view of an embodiment of the utility model.

[0029] Figure markings: 1. outer cover, 11. operating slot, 12. limiting column, 13. limiting clamping part, 2. adsorption member, 21. connecting seat, 211. mounting through hole, 3. mounting frame, 31. mounting top, 311. through hole, 312. limiting part, 3121. rotating slot, 313. opening, 314. supporting part, 315. notch, 32. annular supporting part, 33. limiting convex part, 331. limiting clamping slot, 4. height adjustment assembly, 41. adjusting shaft, 411. positioning end, 42. height adjustment member, 421. adjusting seat, 422. operating part, 4221. rotating part, 4222. clamping part, 423. accommodating chamber, 424. positioning slot, 4241. upper positioning recess, 4242. lower positioning recess, 4243. height guide slot, 425. mounting hole, 5. deformation cavity, 6. spring. DETAILED DESCRIPTION

[0030] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

[0031] See attached Figure 1-5A vacuum suction cup disclosed in this embodiment includes an outer cover 1 and an adsorbent 2, a mounting frame 3 and a height adjustment component 4 are arranged between the outer cover 1 and the adsorbent 2, the mounting frame 3 includes a mounting top 31 and an annular support portion 32, the diameter of the annular support portion 32 is smaller than the diameter of the adsorbent 2, a deformation cavity 5 is arranged between the mounting top 31 and the adsorbent 2, a connecting seat 21 is arranged on a side of the adsorbent 2 corresponding to the mounting top 31, the mounting top 31 is provided with a through hole 311 for the connecting seat 21 to pass through, the height adjustment component 4 includes an adjustment shaft 41 arranged on the connecting seat 21 and a height adjustment member 42 sleeved on the outer periphery of the connecting seat 21, the height adjustment member 42 includes a mounting shaft 41 arranged on the outer cover 1 and the mounting top 31 An adjustment seat 421 and an operating portion 422 with one end arranged outside the outer cover 1, the adjustment seat 421 includes a receiving cavity 423 for accommodating the adjustment shaft 41, and at least two positioning grooves 424 are evenly distributed along the circumference on the outer peripheral wall of the receiving cavity 423, the positioning groove 424 includes an upper positioning recess 4241, a lower positioning recess 4242 and a height guide groove 4243 arranged between the upper positioning recess 4241 and the lower positioning recess 4242, the upper positioning recess 4241 and the lower positioning recess 4242 are distributed along the outer peripheral wall of the receiving cavity 423, the adjustment shaft 41 includes positioning ends 411 with the same number as the positioning grooves 424, and the positioning ends 411 are arranged in the positioning groove 424 and move along the height guide groove 4243.

[0032] This embodiment further configures: an operating slot 11 for the operating portion 422 to extend out is provided on the outer side of the outer cover 1 , one end of the operating portion 422 is provided on one side of the adjustment seat 421 corresponding to the operating slot 11 , and the other end passes through the operating slot 11 and is provided outside the outer cover 1 .

[0033] This embodiment further provides that: the mounting top 31 is provided with a limiting portion 312 surrounding the outer circumference of the adjusting seat 421 for limiting the rotation angle of the adjusting seat 421 , and the limiting portion 312 is provided with an opening 313 for the operating portion 422 to rotate.

[0034] This embodiment is further configured as follows: an arc-shaped rotation groove 3121 is provided on the outer periphery of the limiting portion 312, the rotation groove 3121 is arranged concentrically with the adjustment seat 421, and the operating portion 422 is provided with a rotating portion 4221 adapted thereto at a position corresponding to the rotation groove 3121, and when the operating portion 422 drives the adjustment seat 421 to rotate, the rotating portion 4221 rotates along the rotation groove 3121.

[0035] This embodiment is further configured as follows: a support portion 314 for receiving the operating portion 422 is provided at the position of the opening 313, the support portion 314 is arranged in a fan shape, the support portion 314 and the adjustment seat 421 are arranged concentrically, and an inverted L-shaped clamping portion 4222 is provided on one side of the operating portion 422 corresponding to the support portion 314, and when the operating portion 422 drives the adjustment seat 421 to rotate, the clamping portion 4222 rotates along the outer periphery of the support portion 314.

[0036] This embodiment is further configured as follows: there are two positioning grooves 424, a mounting through hole 211 is provided on the adjustment seat 421, the adjustment shaft 41 is arranged in a straight line, passes through the mounting through hole 211 and is respectively arranged on the positioning grooves 424 on both sides, and a mounting hole 425 for the adjustment shaft 41 to penetrate is provided at the lower positioning recess 4242 on one side of the outer periphery of the adjustment seat 421.

[0037] This embodiment further provides that: a spring 6 is provided between the mounting frame 3 and the adsorption member 2 .

[0038] This embodiment is further configured as follows: a limiting protrusion 33 is provided on the mounting top 31, the limiting protrusion 33 is provided with a limiting slot 331 for limiting the rotation of the outer cover 1, a limiting column 12 is provided at a position of the outer cover 1 corresponding to the limiting slot 331, and an arc-shaped guide portion is provided on the outer side of the limiting protrusion 33 for the limiting protrusion 33 to rotate into the limiting slot 331.

[0039] The present embodiment is further configured as follows: the diameter of the mounting top 31 is larger than the diameter of the annular support portion 32; the inner wall circumference of the outer cover 1 is evenly distributed with limiting clamping portions 13 for limiting the mounting top 31; the limiting clamping portions 13 are arranged on a side of the mounting top 31 corresponding to the annular support portion 32; the distance between the inner top wall of the outer cover 1 and the limiting clamping portion 13 is adapted to the thickness of the mounting top 31.

[0040] This embodiment is further configured as follows: the outer periphery of the mounting top 31 is provided with more than two notches 315 that cooperate with the limiting clamping part 13, the notches 315 of the mounting frame 3 are aligned with the limiting clamping part 13 and inserted into the outer cover 1 and rotated relative to the outer cover 1 so that the mounting top 31 is clamped between the limiting clamping part 13 and the inner top wall of the outer cover 1.

[0041] In the technical solution of the utility model, the limit clamping part 13 can adopt a 7-shaped cross section or a straight cross section. The outer cover 1 and the mounting frame 3 can be assembled by rotation or by aligning the components according to the material and applying force to force the connection.

[0042] This embodiment further provides that: the diameter of the adsorption member 2 is greater than the outer diameter of the outer cover 1 .

[0043] The above-mentioned "between" does not only refer to the position or location, but also refers to the interaction between different parts. The above-mentioned "upper", "middle" and "lower" are only relative positions for the convenience of explanation, and do not exclude the possibility of using other terms.

[0044] Although this article uses more terms such as outer cover 1, operating slot 11, limiting column 12, limiting clamping portion 13, adsorption member 2, connecting seat 21, mounting through hole 211, mounting frame 3, mounting top 31, through hole 311, limiting portion 312, rotating slot 3121, opening 313, supporting portion 314, notch 315, annular supporting portion 32, limiting protrusion 33, limiting clamping slot 331, height adjustment component 4, adjusting shaft 41, positioning end 411, height adjustment member 42, adjusting seat 421, operating portion 422, rotating portion 4221, clamping portion 4222, accommodating cavity 423, positioning slot 424, upper positioning recess 4241, lower positioning recess 4242, height guide slot 4243, mounting hole 425, deformation cavity 5, spring 6, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the present invention; any additional limitations interpreted as these terms are contrary to the spirit of the present invention.

Claims

1. A vacuum suction cup, comprising an outer cover and a suction member, characterized in that: A mounting frame and a height adjustment component are provided between the outer cover and the adsorbent, the mounting frame includes a mounting top and an annular support portion, the diameter of the annular support portion is smaller than the diameter of the adsorbent, a deformation cavity is provided between the mounting top and the adsorbent, a connecting seat is provided on a side of the adsorbent corresponding to the mounting top, the mounting top is provided with a through hole for the connecting seat to pass through, the height adjustment component includes an adjustment shaft provided on the connecting seat and a height adjustment member sleeved on the outer periphery of the connecting seat, the height adjustment member includes an adjustment seat provided between the outer cover and the mounting top and an operating portion at one end provided outside the outer cover, the adjustment seat includes A accommodating cavity for accommodating an adjusting shaft, wherein at least two positioning grooves are evenly distributed along the circumference on the outer peripheral wall of the accommodating cavity, wherein the positioning grooves include an upper positioning recess, a lower positioning recess, and a height guide groove arranged between the upper positioning recess and the lower positioning recess, wherein the upper positioning recess and the lower positioning recess are distributed along the outer peripheral wall of the accommodating cavity, wherein the adjusting shaft includes positioning ends having the same number as the positioning grooves, wherein the positioning ends are arranged in the positioning grooves and move along the height guide grooves, wherein an operating groove for extending an operating part is arranged on the outer side surface of the outer cover, wherein one end of the operating part is arranged on a side of the operating groove corresponding to the adjusting seat, and the other end passes through the operating groove and is arranged outside the outer cover.

2. A vacuum suction cup according to claim 1, characterized in that: The mounting top is provided with a limiting portion for limiting the rotation angle of the adjusting seat around the outer circumference of the adjusting seat, and the limiting portion is provided with an opening for the operating portion to rotate.

3. A vacuum suction cup according to claim 2, characterized in that: The outer periphery of the limiting part is provided with an arc-shaped rotation groove, and the rotation groove is arranged concentrically with the adjustment seat. The position of the operating part corresponding to the rotation groove is provided with a rotating part adapted thereto. When the operating part drives the adjustment seat to rotate, the rotating part rotates along the rotation groove.

4. A vacuum suction cup according to claim 2, characterized in that: The opening position is provided with a support portion for receiving the operating portion, the support portion is arranged in a fan shape, the support portion is arranged concentrically with the adjustment seat, and an inverted L-shaped clamping portion is arranged on one side of the operating portion corresponding to the support portion. When the operating portion drives the adjustment seat to rotate, the clamping portion rotates along the outer periphery of the support portion.

5. The vacuum suction cup according to claim 1, characterized in that: There are two positioning grooves, and a mounting through hole is set on the adjustment seat. The adjustment shaft is set in a straight line and passes through the mounting through hole and is respectively set on the positioning grooves on both sides. A mounting hole for the adjustment shaft to penetrate is set at the lower positioning recess on one side of the outer periphery of the adjustment seat.

6. A vacuum suction cup according to claim 1, characterized in that: A spring is arranged between the mounting frame and the adsorption member.

7. A vacuum suction cup according to claim 1, characterized in that: A limiting convex portion is arranged on the mounting top, and the limiting convex portion is provided with a limiting slot for limiting the rotation of the outer cover, and a limiting column is arranged at a position of the outer cover corresponding to the limiting slot.

8. The vacuum suction cup according to claim 1, characterized in that: The diameter of the mounting top is larger than the diameter of the annular support portion, and the inner wall of the outer cover is evenly distributed around the circumference with limit clamps for limiting the mounting top. The limit clamps are arranged on a side of the mounting top corresponding to the annular support portion, and the distance between the inner top wall of the outer cover and the limit clamps is adapted to the thickness of the mounting top.

9. A vacuum suction cup according to claim 8, characterized in that: The outer periphery of the mounting top is provided with more than two notches which cooperate with the limiting clamping part.

10. The vacuum suction cup according to claim 1, characterized in that: The diameter of the adsorption member is greater than the outer diameter of the outer cover.

Images