CN220773689U - Rotary structure and rotary cashier equipment - Google Patents
Rotary structure and rotary cashier equipment Download PDFInfo
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- CN220773689U CN220773689U CN202322567100.XU CN202322567100U CN220773689U CN 220773689 U CN220773689 U CN 220773689U CN 202322567100 U CN202322567100 U CN 202322567100U CN 220773689 U CN220773689 U CN 220773689U
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Abstract
The utility model belongs to the field of rotating shafts, and discloses a rotating structure and a rotating cashing device, wherein the rotating structure comprises a mandrel, a fixed disc, a shaft sleeve, a movable cam, a limit cam, an elastic piece and a fastener; the fixed disc is fixedly sleeved on the mandrel; the shaft sleeve is movably sleeved on the mandrel, and the bottom surface of the shaft sleeve is attached to the fixed disc; the movable cam is movably sleeved on the mandrel, the bottom surface of the movable cam is attached to the top surface of the shaft sleeve, and the top surface of the movable cam is provided with a limit groove; the limiting cam is fixedly sleeved on the mandrel, and the bottom surface of the limiting cam is provided with a protruding part matched with the limiting groove; the elastic piece is sleeved on the mandrel, and the bottom end of the elastic piece is abutted with the limit cam; the fastener is fixed on the mandrel and is abutted with the top end of the elastic piece. Compared with the torque damping provided by a spring pressing sheet, the torque damping provided by the utility model has the advantages that the torque is not increased suddenly when the rotating structure rotates, the use handfeel is improved, and the labor is saved.
Description
Technical Field
The utility model relates to the technical field of rotating shafts, in particular to a rotating structure and a rotary cashing device.
Background
Along with the development of electronic payment technology, various industries are increasingly using handheld devices, and stores are often impossible to simultaneously equip a plurality of handheld and desk-type financial payment devices in order to reduce operation cost, so that the application scene of charging desk-type products can be expanded while the cash collecting device is required to pay for handheld payment, and the payment experience of customers is improved to a certain extent.
The desktop cashier device is typically required to be rotatable during use to facilitate entry of a password by a consumer or viewing of content displayed on a display screen of the cashier device. At present, the scheme that uses is mostly various pivot or plane bearing structures to realize applying the moment of torsion through the form of nut compress tightly the shell fragment, at the half circle of light twisting even less, the moment of torsion can increase suddenly, leads to rotatory feel relatively poor.
Disclosure of Invention
The utility model aims to provide a rotary structure and rotary cashier equipment, which can improve the rotation hand feeling of the rotary mechanism.
The technical scheme provided by the utility model is as follows:
in one aspect, there is provided a rotary structure comprising:
a mandrel;
the fixed disc is fixedly sleeved on the mandrel;
the shaft sleeve is movably sleeved on the mandrel, and the bottom surface of the shaft sleeve is attached to the fixed disc;
the movable cam is movably sleeved on the mandrel, the bottom surface of the movable cam is attached to the top surface of the shaft sleeve, and a limit groove is formed in the top surface of the movable cam;
the limiting cam is fixedly sleeved on the mandrel, and a protruding part matched with the limiting groove is arranged on the bottom surface of the limiting cam;
the elastic piece is sleeved on the mandrel, and the bottom end of the elastic piece is abutted with the limit cam;
and the fastener is fixed on the mandrel and is abutted with the top end of the elastic piece.
In some embodiments, the limiting groove includes a first inclined sidewall and a second inclined sidewall that are sequentially disposed in a counterclockwise direction, and a distance from the first inclined sidewall to the moving cam bottom surface is gradually reduced and a distance from the second inclined sidewall to the moving cam bottom surface is gradually increased in the counterclockwise direction.
In some embodiments, the number of the limit grooves is more than two, and the limit grooves are uniformly spaced along the circumferential direction of the movable cam.
In some embodiments, the number of the protruding portions is more than two, and the more than two protruding portions are arranged in one-to-one correspondence with the more than two limit grooves.
In some embodiments, the number of the limit grooves is two, namely a first limit groove and a second limit groove;
the protruding part is positioned in the first limit groove in the initial position;
when the movable cam rotates anticlockwise, the protruding part moves along the first inclined side wall of the first limit groove and moves out of the first limit groove;
when the movable cam rotates anticlockwise to 90 degrees, the protruding part is positioned at the plane of the top surface of the movable cam;
when the movable cam rotates anticlockwise to 180 degrees, the protruding part moves into the second limiting groove along the second inclined side wall of the second limiting groove.
In some embodiments, a shoulder is disposed at one end of the mandrel, the outer diameter of the shoulder is larger than the outer diameter of the mandrel, and the bottom surface of the fixed disc abuts against the shoulder.
In some embodiments, a threaded section is provided at an end of the mandrel remote from the shoulder, and the fastener is threadably coupled to the threaded section.
In some embodiments, the side wall of the mandrel is provided with two first plane parts which are oppositely arranged, the first plane parts extend along the axial direction of the mandrel, the inner side wall of the fixed disc is provided with a second plane part which is matched with the first plane parts, and the inner side wall of the limit cam is provided with a third plane part which is matched with the first plane parts.
In some embodiments, the mandrel further comprises a protective cover, wherein the protective cover is sleeved on the mandrel, the top of the protective cover is located between the fastening piece and the elastic piece, and the side wall of the protective cover is covered outside the elastic piece.
On the other hand, still provide a rotatory receipts silver-colored equipment, including the revolution mechanic that any of above-mentioned embodiments was described.
The utility model has the technical effects that: the elastic piece is arranged between the limit cam and the fastener, and the elastic force of the elastic piece can provide torque damping for plane rotation.
Drawings
The utility model is described in further detail below with reference to the attached drawings and detailed description:
FIG. 1 is a schematic view of a rotary structure according to an embodiment of the present application;
FIG. 2 is an exploded schematic view of a rotary structure provided in an embodiment of the present application;
FIG. 3 is a cross-sectional view of a rotary structure provided in an embodiment of the present application;
FIG. 4 is a schematic view of a moving cam according to an embodiment of the present disclosure;
FIG. 5 is a schematic view of a rotary structure in an initial position according to an embodiment of the present application;
FIG. 6 is a schematic diagram of a rotating structure rotated 20 degrees counterclockwise according to an embodiment of the present application;
FIG. 7 is a schematic diagram of a rotating structure rotated 90 degrees counterclockwise according to an embodiment of the present application;
fig. 8 is a schematic diagram of a structure in which a rotating structure provided in an embodiment of the present application is rotated 180 degrees counterclockwise.
Reference numerals illustrate:
10. a mandrel; 11. a shaft shoulder; 12. a threaded section; 13. a first planar portion; 20. a fixed disk; 21. a second planar portion; 22. a first bolt hole; 30. a shaft sleeve; 40. a movable cam; 41. a limit groove; 411. a first sloped sidewall; 412. a second sloped sidewall; 42. a second bolt hole; 50. a limit cam; 51. a protruding portion; 52. a third planar portion; 60. an elastic member; 70. a fastener; 80. and a protective cover.
Detailed Description
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
For the sake of simplicity of the drawing, the parts relevant to the present utility model are shown only schematically in the figures, which do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
In this context, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In one embodiment of the present application, as shown in fig. 1 to 3, a rotary structure includes a spindle 10, a fixed disk 20, a shaft sleeve 30, a movable cam 40, a limit cam 50, an elastic member 60, and a fastener 70; the fixed disk 20 is fixedly sleeved on the mandrel 10; the shaft sleeve 30 is movably sleeved on the mandrel 10, and the bottom surface of the shaft sleeve 30 is attached to the fixed disc 20; the movable cam 40 is movably sleeved on the mandrel 10, the bottom surface of the movable cam 40 is attached to the top surface of the shaft sleeve 30, and the top surface of the movable cam 40 is provided with a limit groove 41; the limiting cam 50 is fixedly sleeved on the mandrel 10, and a protruding part 51 matched with the limiting groove 41 is arranged on the bottom surface of the limiting cam 50; the elastic piece 60 is sleeved on the mandrel 10, and the bottom end of the elastic piece 60 is abutted with the limit cam 50; a fastener 70 is secured to the mandrel 10 and abuts the top end of the resilient member 60.
Specifically, the fixed disc 20, the shaft sleeve 30, the movable cam 40, the limit cam 50, the elastic piece 60 and the fastening piece 70 are all annular components and are all sleeved on the mandrel 10, the fixed disc 20, the shaft sleeve 30, the movable cam 40, the limit cam 50 and the elastic piece 60 are connected together through the mandrel 10, and the top end of the mandrel 10 is axially limited and fastened through the fastening piece 70.
In this embodiment, a shoulder 11 is disposed at one end of the spindle 10, the outer diameter of the shoulder 11 is larger than that of the spindle 10, the bottom surface of the fixed disk 20 abuts against the shoulder 11, and the shoulder 11 limits the fixed disk 20 to prevent the fixed disk 20 from falling out of the spindle 10. The end of the mandrel 10 away from the shaft shoulder 11 is provided with a threaded section 12, and a fastener 70 is in threaded connection with the threaded section 12 to limit the fixed disk 20, the shaft sleeve 30, the movable cam 40, the limit cam 50 and the elastic member 60 on the mandrel 10.
Further, the side wall of the mandrel 10 is provided with two first plane parts 13 which are oppositely arranged, the first plane parts 13 extend along the axial direction of the mandrel 10, the inner side wall of the fixed disc 20 is provided with a second plane part 21 which is matched with the first plane parts 13, and the inner side wall of the limit cam 50 is provided with a third plane part 52 which is matched with the first plane parts 13. The first plane part 13 can be formed by cutting off a plane on the side wall of the mandrel 10, the second plane part 21 is arranged on the inner side wall of the fixed disk 20, and the fixed disk 20 can be stopped by matching the first plane part 13 with the second plane part 21 so as to prevent the fixed disk 20 from rotating relative to the mandrel 10. Also, by the engagement of the third planar portion 52 with the first planar portion 13, the stop of the limit cam 50 can be achieved to prevent the limit cam 50 from rotating relative to the spindle 10.
The fixed disk 20 and the limit cam 50 are fixed relative to the mandrel 10, and the shaft sleeve 30 and the movable cam 40 can rotate relative to the mandrel 10. The fixed disk 20 is provided with a first bolt hole 22, the fixed disk 20 can be fixedly connected with the external part A through the first bolt hole 22, the movable cam 40 is provided with a second bolt hole 42, the movable cam 40 can be fixedly connected with the external part B through the second bolt hole 42, the fixed disk 20 is fixed when the fixed disk is in operation, the movable cam 40 horizontally rotates relative to the fixed disk 20, so that the external part B horizontally rotates relative to the external part A, and the rotation angle between the external part B and the external part A is adjusted. In this embodiment, the sleeve 30 is disposed between the movable cam 40 and the fixed disk 20, so that wear on the fixed disk 20 and the movable cam 40 can be reduced.
The elastic piece 60 is arranged between the limit cam 50 and the fastener 70, the elastic piece 60 is a spring, the elastic piece 60 is in a compressed state, the elastic force of the elastic piece 60 can provide torque damping for plane rotation, compared with the torque damping provided by a spring pressing piece, the torque damping cannot cause torque to increase rapidly when the spring pressing piece rotates, and the using feeling is improved and the labor is saved. In addition, the elastic force of the elastic piece 60 can be adjusted to adjust the torque damping so as to meet the rotation demands of different users; the utility model also realizes automatic and rapid resetting through the spring and cam structure, has better use experience, and the resetting speed and the rotating torque can be adjusted according to personal preference of a user; the fastening piece 70 is in threaded connection with the mandrel 10, the elastic force of the elastic piece 60 can be adjusted by adjusting the stroke of the fastening piece 70, the adjustment mode is convenient and quick, and the adjustment stroke is large.
The side of the movable cam 40, which is close to the limit cam 50, is provided with a limit groove 41, the side of the limit cam 50, which is close to the movable cam 40, is provided with a protruding part 51, and when the movable cam 40 rotates until the protruding part 51 is close to the limit groove 41, under the action of inertia, the protruding part 51 enters the limit groove 41, so that the automatic resetting of the movable cam 40 can be realized.
In some embodiments, as shown in fig. 4, the number of the limit grooves 41 is two or more, and the two or more limit grooves 41 are uniformly spaced along the circumferential direction of the movable cam 40. More than two limiting grooves 41 are arranged, so that the rotation termination point positions can be increased, and the self-resetting positioning of multiple points is realized.
For example, when the number of the limiting grooves 41 is two, one limiting groove 41 is located at the 0 degree position, the other limiting groove 41 is located at the 180 degree position, the moving cam 40 can achieve the self-resetting positioning at the 0 degree position when rotating to the position where the protruding portion 51 is located in the limiting groove 41 at the 0 degree position, and the moving cam 40 can achieve the self-resetting positioning at the 180 degree position when rotating to the position where the protruding portion 51 is located in the limiting groove 41 at the 180 degree position.
When the number of the limit grooves 41 is three, the first limit groove 41 is positioned at the 0 degree position, the second limit groove 41 is positioned at the 120 degree position, the third limit groove 41 is positioned at the 240 degree position, and when the movable cam 40 is positioned at the initial position, the protruding part 51 is positioned in the limit groove 41 (the first limit groove 41) at the 0 degree position along the anticlockwise direction; when the movable cam 40 rotates anticlockwise 120, the protruding part 51 is positioned in the limiting groove 41 (the third limiting groove 41) at the 240-degree position, and the protruding part 51 is matched with the third limiting groove 41 to realize the rotary positioning of the movable cam 40; when the movable cam 40 rotates by 240 degrees anticlockwise, the protruding part 51 is located in the limiting groove 41 (the second limiting groove 41) at the position of 120 degrees, and the protruding part 51 is matched with the second limiting groove 41 to realize the rotation positioning of the movable cam 40.
When the number of the limit grooves 41 is four, the first limit groove 41 is positioned at a 0 degree position, the second limit groove 41 is positioned at a 90 degree position, the third limit groove 41 is positioned at a 180 degree position, the fourth limit groove 41 is positioned at a 270 degree position, when the movable cam 40 is positioned at an initial position, the protruding part 51 is positioned in the first limit groove 41, and when the movable cam 40 rotates 90 degrees anticlockwise, the protruding part 51 is positioned in the fourth limit groove 41, and 90-degree rotation positioning of the movable cam 40 is realized through the cooperation of the protruding part 51 and the fourth limit groove 41; when the movable cam 40 rotates 180 degrees anticlockwise, the protruding part 51 is positioned in the third limiting groove 41, and 180-degree rotation positioning of the movable cam 40 is realized through the cooperation of the protruding part 51 and the third limiting groove 41; when the movable cam 40 rotates to 270 degrees, the protruding part 51 is positioned in the second limiting groove 41, and 270-degree rotation positioning of the movable cam 40 is realized through the cooperation of the protruding part 51 and the second limiting groove 41. In this embodiment, the more the number of the limiting grooves 41 is, the more the rotational termination points are, and the multi-point self-reset and stop can be realized.
Further, the number of the protruding portions 51 is more than two, and the more than two protruding portions 51 are arranged in one-to-one correspondence with the more than two limiting grooves 41. By the cooperation of the plurality of protruding portions 51 and the plurality of limiting grooves 41, the stability of rotational positioning can be improved. When the number of the limiting grooves 41 is two, the rotating structure is provided with two stopping points, the first stopping point corresponds to a user, the second stopping point corresponds to a client, and the actual rotating requirement can be met.
As shown in fig. 4, the limit groove 41 includes a first inclined sidewall 411 and a second inclined sidewall 412 which are sequentially disposed in a counterclockwise direction, and a distance from the first inclined sidewall 411 to the bottom surface of the movable cam 40 is gradually decreased and a distance from the second inclined sidewall 412 to the bottom surface of the movable cam 40 is gradually increased in the counterclockwise direction.
As shown in fig. 5, in the initial state, the protruding portion 51 is located in the first limiting groove 41, and as shown in fig. 6, when the moving cam 40 rotates counterclockwise, the protruding portion 51 moves along the first inclined sidewall 411, and at this time, the protruding portion 51 is in a climbing state; as shown in fig. 7, the moving cam 40 continues to rotate anticlockwise, and the protruding part 51 rotates out of the limit slot 41 and is positioned at the platform on the top surface of the moving cam 40; as shown in fig. 8, when the second limiting groove 41 of the movable cam 40 rotates counterclockwise to approach the protruding portion 51, the protruding portion 51 moves along the second inclined sidewall 412 of the second limiting groove 41 and enters the second limiting groove 41, thereby realizing the rotation stop.
Illustratively, it is assumed that the number of the limit grooves 41 is two, namely a first limit groove and a second limit groove; the initial position, the protruding part 51 is positioned in the first limit groove; when the movable cam 40 rotates anticlockwise, the protruding part 51 moves along the first inclined side wall 411 of the first limit slot and moves out of the first limit slot; when the movable cam 40 rotates counterclockwise to 90 degrees, the protruding portion 51 is located at the plane of the top surface of the movable cam 40; when the movable cam 40 rotates anticlockwise to 180 degrees, the protruding part 51 moves into the second limiting groove along the second inclined side wall 412 of the second limiting groove, so that the rotation stop of the movable cam 40 at the 180-degree position is realized.
In some embodiments, as shown in fig. 1, the rotating structure further includes a protecting cover 80, the protecting cover 80 is sleeved on the mandrel 10, the top of the protecting cover 80 is located between the fastening member 70 and the elastic member 60, and the side wall of the protecting cover 80 is covered outside the elastic member 60. The side wall of the protection cover 80 is covered outside the elastic member 60, which not only protects the structure, but also improves the overall aesthetic appearance of the rotating structure.
The utility model also provides an embodiment of the rotary cashing device, which comprises a base, a device main body and the rotary structure of any embodiment, wherein the schematic diagram of the rotary structure is shown in fig. 1 to 8, the rotary structure is arranged on the base, the fixed disc 20 is fixedly connected with the base through bolts, the device main body is fixedly connected with the movable cam 40 through bolts, the movable cam 40 can rotate relative to the fixed disc 20, so that the rotation of the device main body relative to the base is realized, and when a hand-held code scanning is needed, the device main body can be detached from the rotary structure, so that more use demands of users are met.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (10)
1. A rotary structure, comprising:
a mandrel;
the fixed disc is fixedly sleeved on the mandrel;
the shaft sleeve is movably sleeved on the mandrel, and the bottom surface of the shaft sleeve is attached to the fixed disc;
the movable cam is movably sleeved on the mandrel, the bottom surface of the movable cam is attached to the top surface of the shaft sleeve, and a limit groove is formed in the top surface of the movable cam;
the limiting cam is fixedly sleeved on the mandrel, and a protruding part matched with the limiting groove is arranged on the bottom surface of the limiting cam;
the elastic piece is sleeved on the mandrel, and the bottom end of the elastic piece is abutted with the limit cam;
and the fastener is fixed on the mandrel and is abutted with the top end of the elastic piece.
2. A rotary structure according to claim 1, wherein,
the limiting groove comprises a first inclined side wall and a second inclined side wall which are sequentially arranged in the anticlockwise direction, the distance from the first inclined side wall to the bottom surface of the movable cam is gradually reduced, and the distance from the second inclined side wall to the bottom surface of the movable cam is gradually increased.
3. A rotary structure according to claim 2, wherein,
the number of the limiting grooves is more than two, and the limiting grooves are uniformly arranged at intervals along the circumferential direction of the movable cam.
4. A rotary structure according to claim 3, wherein,
the number of the protruding parts is more than two, and the more than two protruding parts are arranged in one-to-one correspondence with the more than two limiting grooves.
5. A rotary structure according to claim 2, wherein,
the number of the limiting grooves is two, namely a first limiting groove and a second limiting groove;
the protruding part is positioned in the first limit groove in the initial position;
when the movable cam rotates anticlockwise, the protruding part moves along the first inclined side wall of the first limit groove and moves out of the first limit groove;
when the movable cam rotates anticlockwise to 90 degrees, the protruding part is positioned at the plane of the top surface of the movable cam;
when the movable cam rotates anticlockwise to 180 degrees, the protruding part moves into the second limiting groove along the second inclined side wall of the second limiting groove.
6. A rotary structure according to any one of claims 1 to 5, wherein,
one end of the mandrel is provided with a shaft shoulder, the outer diameter of the shaft shoulder is larger than that of the mandrel, and the bottom surface of the fixed disc is abutted to the shaft shoulder.
7. A rotary structure according to claim 6, wherein,
the one end that the dabber was kept away from the shaft shoulder is equipped with the screw thread section, the fastener with screw thread section threaded connection.
8. A rotary structure according to claim 7, wherein,
the side wall of dabber is equipped with two first plane portions of relative setting, first plane portion is followed the axial extension of dabber, the inside wall of fixed disk be equipped with the second plane portion of first plane portion looks adaptation, the inside wall of limit cam be equipped with the third plane portion of first plane portion looks adaptation.
9. A rotary structure according to any one of claims 1 to 5, wherein,
the protection cover is sleeved on the mandrel, the top of the protection cover is located between the fastening piece and the elastic piece, and the side wall of the protection cover is covered outside the elastic piece.
10. A rotary cashier device comprising a rotary structure according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322567100.XU CN220773689U (en) | 2023-09-20 | 2023-09-20 | Rotary structure and rotary cashier equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322567100.XU CN220773689U (en) | 2023-09-20 | 2023-09-20 | Rotary structure and rotary cashier equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220773689U true CN220773689U (en) | 2024-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322567100.XU Active CN220773689U (en) | 2023-09-20 | 2023-09-20 | Rotary structure and rotary cashier equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220773689U (en) |
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2023
- 2023-09-20 CN CN202322567100.XU patent/CN220773689U/en active Active
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