CN214418880U

CN214418880U - Rotary structure of shaving auxiliary appliance

Info

Publication number: CN214418880U
Application number: CN202120537095.6U
Authority: CN
Inventors: 王晓君
Original assignee: Zhejiang Bairen Electric Appliance Technology Co ltd
Current assignee: Zhejiang Bairen Electric Appliance Technology Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-10-19
Anticipated expiration: 2031-03-15

Abstract

The utility model relates to the field of shaving auxiliary appliances, and discloses a rotating structure of a shaving auxiliary appliance, which adopts the technical proposal that the rotating structure comprises a rotating rod and a holding rod, wherein the rotating rod is sleeved with a first cylindrical block, the holding rod is sleeved with a second cylindrical block, the first rotating block can be driven to rotate on the rotating shaft through the arranged rotating rod, the second rotating block can be driven to rotate on the rotating shaft through the arranged holding rod, the rotating shaft can be fixed between the two second rotating blocks through a arranged threaded hole, the rotating shaft can be ensured to rotate in a first through hole through the arranged first through hole, a placing place can be provided for an inner gear and an elastic component through the arranged placing hole, the elastic component can be clamped in a tooth groove of the inner gear after the first rotating block stops rotating, thereby limiting the first rotating block from rotating, when the first rotating block is limited from rotating, thereby restricting the rotation of the rotating lever.

Description

Rotary structure of shaving auxiliary appliance

Technical Field

The utility model relates to an auxiliary appliance field of shaving, more specifically the rotating-structure who relates to an auxiliary appliance shaves that says so.

Background

When people need to trim hairs on bodies, the hairs are usually trimmed through a shaver, a storage battery in a shell usually supplies electric energy to a micro motor in the electric shaver, the micro motor drives an inner blade to work to realize the trimming of the hairs, in addition, because the positions and the densities of the hairs growing on each body of people are different, excessive hairs also exist on the backs of partial people, when the backs need to be trimmed, the hairs on the backs are trimmed through fixedly connecting a bendable rod on the shell of the electric shaver, the bendable rod usually consists of a holding rod and a rotating rod, one end of the rotating rod is fixedly connected with the shell of the electric shaver, the holding rod is rotatably connected with the rotating rod, and an operator can rotate the rotating rod to adjust an included angle formed between the holding rod and the rotating rod, but can not be self-locked after the rotating rod rotates to adjust the angle.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a rotation structure of supplementary utensil shaves for automatic locking is died behind the dwang angle regulation, thereby the restriction dwang rotates.

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

a rotating structure of a shaving aid comprises a rotating rod and a holding rod, wherein a first cylindrical block is sleeved on the rotating rod, a second cylindrical block is sleeved on the holding rod, a first rotating block is arranged on the first cylindrical block, two second rotating blocks are arranged on the second cylindrical block, the first rotating block and the second rotating blocks are both cylindrical, threaded holes are respectively formed in the two second rotating blocks, the central axis of each threaded hole is perpendicular to the central axis of the first cylindrical block, a rotating shaft is in threaded connection with the threaded holes, a first through hole is formed in the first rotating block, the central axis of each first through hole is perpendicular to the central axis of the second cylindrical block, the two rotating shafts are both rotatably connected in the first through hole, and placing holes are respectively formed in one side face, far away from each other, of the two second rotating blocks, place downthehole fixedly connected with internal gear, including a plurality of tooth's socket in the internal gear, the relative both sides face of first rotation piece all is provided with elastic component, just elastic component is located place downtheholely, work as elastic component card is in the tooth's socket so that first rotation piece stall.

In the utility model, preferably, the elastic component comprises an elastic clamping block, the clamping block is cylindrical, a second through hole is arranged on the clamping block, the second through hole is rotatably connected with the corresponding rotating shaft, the clamping block is positioned in the placing hole, one placing hole is provided with a first arc-shaped chute, the other placing hole is provided with a second arc-shaped chute, the central lines of the first arc-shaped chute and the second arc-shaped chute are coincident with the central line of the threaded hole, fixed blocks are slidably connected in the first arc-shaped chute and the second arc-shaped chute, one end of each fixed block is fixedly connected on the clamping block, the other end of each fixed block is fixedly connected on the first rotating block, the clamping block is provided with two first arc-shaped grooves, and the two first arc-shaped grooves are respectively positioned at two sides of the second through hole, two circular convex blocks are arranged on the clamping block at intervals in the circumferential direction, the circular convex blocks correspond to the first arc-shaped grooves one to one, and the circular convex blocks are matched with the tooth grooves.

The utility model discloses in, it is preferred, first arc spout with second arc spout is the half-circular arc spout, just first arc spout with second arc spout is followed two the symmetry center line symmetry of second turning block sets up, first arc spout with the symmetry center line of second arc spout is on a parallel with the central axis of second cylinder piece, and two the fixed block sets up respectively the both sides that first through-hole central line is relative.

The utility model discloses in, it is preferred, first standing groove and second standing groove have been seted up respectively on the relative both sides face of first rotation piece, first standing groove is located and is close to one side of first arc spout, the second standing groove is located and is close to one side of second arc spout, the fixed block respectively fixed connection be in first standing groove with in the second standing groove.

The utility model discloses in, it is preferred, first rotation piece winds four logical grooves have evenly been seted up to the central axis.

The utility model discloses in, it is preferred, the internal gear includes a plurality of tooth top, just the tooth top number with the number of tooth's socket is the same, all be provided with the guide part on every tooth top of internal gear, the guide part be used for with circular convex block direction is adjacent in the tooth's socket.

The utility model discloses in, preferably, four second arc walls, four have been seted up on the fixture block the second arc wall winds second through-hole central line interval sets up, every the second arc wall all with the second through-hole communicates each other.

The utility model discloses in, it is preferred, the axis of rotation is kept away from the one end fixedly connected with apron of first rotation piece, the apron with place hole looks adaptation.

The utility model has the advantages that: the utility model can drive the first rotating block to rotate on the rotating shaft through the arranged rotating rod, can drive the second rotating block to rotate on the rotating shaft through the arranged holding rod, can fix the rotating shaft between the two second rotating blocks through the arranged threaded hole, can ensure the rotating shaft to rotate in the first through hole through the arranged first through hole, can provide a placing place for an internal gear and an elastic component through the arranged placing hole, can clamp the elastic component in the tooth socket of the internal gear after the first rotating block stops rotating through the arranged elastic component, thereby limiting the first rotating block from rotating, can limit the rotating rod from rotating after the first rotating block is limited to rotate, can respectively provide a sliding place for the two fixed blocks through the arranged first arc-shaped chute and the second arc-shaped chute, can drive the fixture block to rotate in the placing hole through the arranged fixed blocks in the first arc-shaped chute and the second arc-shaped chute, the circular lug can generate elastic deformation when being extruded through the arranged clamping block, the circular lug can be clamped in the tooth socket through the arranged circular lug, the first arc-shaped groove and the second arc-shaped groove can provide displacement for the circular lug to move towards the center of the clamping block, the first arc-shaped groove and the second arc-shaped groove are arranged into semi-circular arc-shaped sliding grooves, the rotating angle of the rotating rod and the holding rod can be limited, the rotating angle range is 0-180 degrees, the fixed block can be provided with a fixed place on the first rotating block through the arranged first placing groove and the arranged second placing groove, materials on the first rotating block can be simplified through the arranged four through grooves, so that the manufacturing cost is saved, the circular lug can be guided into the next tooth socket through the arranged guide part, dust can be prevented from entering the placing hole through the arranged cover plate, after the dust enters the inner gear in the placing hole, the contact and extrusion of the round bumps and the internal gear with dust can cause the tooth surfaces of the internal gear to be worn.

Drawings

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

fig. 2 is a schematic perspective view of the present invention between the first cylindrical block and the second cylindrical block;

fig. 3 is a schematic perspective view of the first cylindrical block and the first rotating block of the present invention;

FIG. 4 is a schematic perspective view of a second cylindrical block and a second rotating block of the present invention;

fig. 5 is a schematic perspective view of a fixture block of the present invention;

FIG. 6 is a schematic perspective view of the cover plate and the rotating shaft according to the present invention;

reference numerals: 1. rotating the rod; 2. a holding rod; 3. a first cylindrical block; 4. a second cylindrical block; 5. a first rotating block; 6. a second turning block; 7. a threaded hole; 8. a first through hole; 9. placing holes; 10. an internal gear; 11. a tooth socket; 12. a clamping block; 13. a second through hole; 14. a first arc-shaped chute; 15. a second arc-shaped chute; 16. a fixed block; 17. a first arc-shaped slot; 18. a circular bump; 21. a through groove; 22. a guide portion; 23. tooth top; 24. a second arc-shaped slot; 25. a cover plate; 26. and rotating the shaft.

Detailed Description

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

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, the rotating structure of the shaving aid of the present embodiment includes a rotating rod 1 and a holding rod 2, the rotating rod 1 is sleeved with a first cylindrical block 3, the holding rod 2 is sleeved with a second cylindrical block 4, the first cylindrical block 3 is provided with a first rotating block 5, the second cylindrical block 4 is provided with two second rotating blocks 6, the first rotating block 5 and the second rotating block 6 are both cylindrical, two second rotating blocks 6 are respectively provided with a threaded hole 7, the central axis of the threaded hole 7 is perpendicular to the central axis of the first cylindrical block 3, the threaded hole 7 is in threaded connection with a rotating shaft, the first rotating block 5 is provided with a first through hole 8, the central axis of the first through hole 8 is perpendicular to the central axis of the second cylindrical block 4, both the two rotating shafts are rotatably connected in the first through hole 8, a placing hole 9 is respectively formed on a side surface of the two second rotating blocks 6 away from each other, fixedly connected with internal gear 10 in placing hole 9, internal tooth 10 is including a plurality of tooth's socket 11, internal gear 10 includes a plurality of addendum 23, and the number of addendum 23 is the same with the number of tooth's socket 11, all be provided with guide 22 on every addendum 23 of internal gear 10, guide 22 is used for leading circular lug 18 to adjacent tooth's socket 11 in, guide 22 and addendum 23 integrated into one piece, be convenient for circular lug 18 along guide 22 direction adjacent tooth's socket 11 in through the guide 22 that sets up, reduce the frictional force between circular lug 18 and the addendum 23, four second arc wall 24 have been seted up on fixture block 12, four second arc wall 24 are around second through-hole 13 central line interval setting, every second arc wall 24 all communicates with second through-hole 13 each other, through seting up, second arc wall 24 through setting up can cooperate first arc wall 17 to provide fixture block 12 deformation space, the displacement that the circular convex block 18 can move close to the center of the fixture block 12 can be ensured, the internal gear 10 comprises a plurality of tooth sockets 11, two opposite side surfaces of the first rotating block 5 are respectively provided with an elastic component, the elastic components are positioned in the placing holes 9, when the elastic components are clamped in the tooth sockets 11 to stop the rotation of the first rotating block 5, each elastic component comprises a fixture block 12 with elasticity, the fixture block 12 is cylindrical, the fixture block 12 is provided with a second through hole 13, the second through hole 13 is rotatably connected with the corresponding rotating shaft, the fixture block 12 is positioned in the placing holes, one placing hole 9 is provided with a first arc-shaped chute 14, the other placing hole 9 is provided with a second arc-shaped chute 15, the center lines of the first arc-shaped chute 14 and the second arc-shaped chute 15 are mutually overlapped with the center line of the threaded hole 7, and a fixing block 16 is slidably connected in the first arc-shaped chute 14 and the second arc-shaped chute 15, the fixing blocks 16 correspond to the clamping blocks 12 one by one, one end of the fixing block 16 is fixedly connected to the clamping block 12, the other end of the fixing block 16 is fixedly connected to the first rotating block 5, two first arc-shaped grooves 17 are formed in the clamping block 12, the two first arc-shaped grooves 17 are respectively located on two sides of the second through hole 13, two circular convex blocks 18 are arranged at intervals in the circumferential direction of the clamping block 12, the circular convex blocks 18 correspond to the first arc-shaped grooves 17 one by one, the circular convex blocks 18 are matched with the tooth grooves 11, when an operator needs to adjust the angle between the holding rod 2 and the rotating rod 1, the operator holds the rod 2 with one hand and holds the rotating rod 1 with the other hand to rotate, when the rotating rod 1 rotates, the rotating rod 1 drives the first cylindrical block 3 to rotate, the first rotating block 5 is driven by the first cylindrical block 3 to rotate on the rotating shaft, the fixing block 16 is driven by the second cylindrical block to rotate, the two fixing blocks 16 slide in the first arc-shaped grooves 17 and the second arc-shaped grooves 24 in the same thing, the fixing block 16 sliding in the first arc-shaped groove 17 and the second arc-shaped groove 24 drives the fixture block 12 to rotate, the fixture block 12 rotates to drive the two circular convex blocks 18 on the fixture block 12 to rotate, when the fixture block 12 drives the circular convex blocks 18 to rotate, the circular convex blocks 18 move to the tooth tops 23 between the adjacent tooth spaces 11 along the current tooth spaces 11, in the moving process, the circular convex blocks 18 deform to extrude the first arc-shaped groove 17 to the second through hole 13, the second arc-shaped groove 24 extrudes to the second through hole 13 after the first arc-shaped groove 17 deforms, at the moment, the circular convex blocks 18 can move to the next tooth space 11 under the rotation of the fixture block 12, after the circular convex blocks 18 pass through the tooth tops 23, the circular convex blocks 18 are driven by the first arc-shaped groove 17 and the second arc-shaped groove 24 to move towards the tooth spaces 11 through the restoring force of the fixture block 12, and after the first arc-shaped groove 17 and the second arc-shaped groove 24 on the fixture block 12 return to the natural state, the circular convex block 18 is clamped in the tooth socket 11, at the moment, the circular convex block 18 on the fixture block 12 is clamped by the tooth socket 11 and is fixed, the rotating angle of the rotating rod 1 is in direct proportion to the number of the tooth sockets 11 through which the circular convex block 18 passes, when the fixture block 12 cannot rotate, the rotating rod 1 cannot rotate, the angle adjustment between the holding rod 2 and the rotating rod 1 is completed at the moment, the first arc-shaped chute 14 and the second arc-shaped chute 15 are both semi-circular arc-shaped chutes, the first arc-shaped chute 14 and the second arc-shaped chute 15 are symmetrically arranged along the symmetrical central lines of the two second rotating blocks, the symmetrical central lines of the first arc-shaped chute 14 and the second arc-shaped chute 15 are parallel to the central line of the second cylindrical block 4, the two fixing blocks 16 are respectively arranged at two opposite sides of the central line of the first through hole 8, the sliding of the fixing blocks 16 on the arc-shaped chutes can be ensured to slide on the arc-shaped chutes, and the semi-circular arc chute ensures that the rotation angle between the rotating rod 1 and the holding rod 2 is 0-180 degrees, the two opposite side surfaces of the first rotating block 5 are respectively provided with a first placing groove 19 and a second placing groove 20, the first placing groove 19 is positioned at one side close to the first arc chute 14, the second placing groove 20 is positioned at one side close to the second arc chute 15, the fixed blocks 16 are respectively and fixedly connected in the first placing groove 19 and the second placing groove 20, the two fixed blocks 16 are respectively provided with a fixed place through the arranged first placing groove 19 and the second placing groove 20, and the fixed blocks 16 are clamped in the first placing groove 19 and the second placing groove 20 to ensure that the fixed blocks 16 are more firmly connected with the first rotating block 5 when the fixed blocks 16 drive the clamping blocks 12 to rotate, the first rotating block 5 is uniformly provided with four through grooves 21 around the central axis, the materials on the first rotating block 5 can be reduced through the arranged through grooves 21, thereby practice thrift manufacturing cost, the one end fixedly connected with apron 25 that first turning block 5 was kept away from to the axis of rotation, apron 25 with place hole 9 looks adaptation, can avoid the dust to get into through the apron 25 that sets up and place in the hole 9, after the dust got into and places the internal gear 10 in the hole 9 in, circular convex block 18 led to the fact the wearing and tearing of internal gear 10 flank of tooth after the internal gear 10 contact extrusion that has the dust.

The working principle is as follows: when an operator needs to adjust the angle between the holding rod 2 and the rotating rod 1, the operator holds the holding rod 2 with one hand and holds the rotating rod 1 with the other hand to rotate, when the rotating rod 1 rotates, the rotating rod 1 drives the first cylindrical block 3 to rotate, the first cylindrical block 3 drives the first rotating block 5 to rotate on the rotating shaft, the second cylindrical block drives the fixed block 16 to rotate, the two fixed blocks 16 slide in the first arc-shaped groove 17 and the second arc-shaped groove 24 in a same manner, the fixed block 16 sliding in the first arc-shaped groove 17 and the second arc-shaped groove 24 drives the fixture block 12 to rotate, the fixture block 12 rotates to drive the two circular convex blocks 18 on the fixture block 12 to rotate, when the fixture block 12 drives the circular convex blocks 18 to rotate, the circular convex blocks 18 move to the tooth crests 23 between the adjacent tooth sockets 11 along the current tooth sockets 11, and in the moving process, the circular convex blocks 18 deform to extrude the first arc-shaped grooves 17 to the second through holes 13, after the first arc-shaped groove 17 is deformed, the second arc-shaped groove 24 is extruded to the second through hole 13, at the moment, the circular convex block 18 can move to the next tooth socket 11 under the rotation of the fixture block 12, after the circular convex block 18 passes through the tooth crest 23, the restoring force of the fixture block 12 is passed through, the circular convex block 18 is driven by the circular convex block 18 to move towards the tooth socket 11 through the first arc-shaped groove 17 and the second arc-shaped groove 24 on the fixture block 12, after the first arc-shaped groove 17 and the second arc-shaped groove 24 on the fixture block 12 are restored to the natural state, the circular convex block 18 is clamped in the tooth socket 11, the circular convex block 18 on the fixture block 12 is clamped and fixed by the tooth socket 11, the rotating angle of the rotating rod 1 is in direct proportion to the number of the tooth sockets 11 through which the circular convex block 18 passes through, when the fixture block 12 cannot rotate, the rotating rod 1 cannot rotate, and the angle adjustment between the holding rod 2 and the rotating rod 1 is completed at the moment.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a rotation structure of assistive device shaves, includes dwang (1) and holds pole (2), the cover is equipped with first cylinder piece (3) on dwang (1), it is equipped with second cylinder piece (4), its characterized in that to hold the cover on pole (2): a first rotating block (5) is arranged on the first cylindrical block (3), two second rotating blocks (6) are arranged on the second cylindrical block (4), the first rotating block (5) and the second rotating blocks (6) are both cylindrical, threaded holes (7) are respectively formed in the two second rotating blocks (6), the central axis of each threaded hole (7) is perpendicular to the central axis of the first cylindrical block (3), a rotating shaft (26) is connected to each threaded hole (7) in a threaded manner, a first through hole (8) is formed in each first rotating block (5), the central axis of each first through hole (8) is perpendicular to the central axis of the second cylindrical block (4), the two rotating shafts (26) are rotatably connected into the first through holes (8), and placing holes (9) are respectively formed in one side face, far away from each other, of the two second rotating blocks (6), place fixedly connected with internal gear (10) in hole (9), including a plurality of tooth's socket (11) in internal gear (10), the relative both sides face of first rotation piece (5) all is provided with elastic component, just elastic component is located place in hole (9), elastic component card is in tooth's socket (11) so that first rotation piece (5) stall.

2. The turning structure of a shaving aid as claimed in claim 1, wherein: the elastic assembly comprises an elastic clamping block (12), the clamping block (12) is cylindrical, a second through hole (13) is formed in the clamping block (12), the second through hole (13) is rotatably connected with the corresponding rotating shaft (26), the clamping block (12) is located in the placing hole (9), a first arc-shaped sliding groove (14) is formed in one placing hole (9), a second arc-shaped sliding groove (15) is formed in the other placing hole (9), the center lines of the first arc-shaped sliding groove (14) and the second arc-shaped sliding groove (15) are overlapped with the center line of the threaded hole (7), a fixing block (16) is connected in the first arc-shaped sliding groove (14) and the second arc-shaped sliding groove (15) in a sliding mode, one end of the fixing block (16) is fixedly connected to the clamping block (12), and the other end of the fixing block (16) is fixedly connected to the first rotating block (5), two first arc-shaped grooves (17) are formed in the fixture block (12), the two first arc-shaped grooves (17) are located on two sides of the second through hole (13) respectively, two circular convex blocks (18) are arranged on the fixture block (12) in the circumferential direction at intervals, the circular convex blocks (18) correspond to the first arc-shaped grooves (17) one to one, and the circular convex blocks (18) are matched with the tooth grooves (11).

3. A turning structure of a shaving aid as claimed in claim 2, wherein: the first arc-shaped sliding groove (14) and the second arc-shaped sliding groove (15) are both semi-circular arc-shaped sliding grooves, the first arc-shaped sliding groove (14) and the second arc-shaped sliding groove (15) are symmetrically arranged along the symmetrical center lines of the two second rotating blocks (6), the symmetrical center lines of the first arc-shaped sliding groove (14) and the second arc-shaped sliding groove (15) are parallel to the central axis of the second cylindrical block (4), and the two fixing blocks (16) are respectively arranged on two sides, opposite to the central line of the first through hole (8).

4. A turning structure of a shaving aid as claimed in claim 3, wherein: the two opposite side surfaces of the first rotating block (5) are respectively provided with a first placing groove and a second placing groove, the first placing groove is positioned at one side close to the first arc-shaped sliding groove (14), the second placing groove is positioned at one side close to the second arc-shaped sliding groove (15), and the fixing blocks (16) are respectively and fixedly connected in the first placing groove and the second placing groove.

5. The turning structure of a shaving aid as claimed in claim 4, wherein: the first rotating block (5) is uniformly provided with four through grooves (21) around the central axis.

6. A turning structure of a shaving aid as claimed in claim 2, wherein: the internal gear (10) comprises a plurality of tooth tops (23), the number of the tooth tops (23) is equal to that of the tooth grooves (11), each tooth top (23) of the internal gear (10) is provided with a guide portion (22), and the guide portions (22) are used for guiding the circular convex blocks (18) into the adjacent tooth grooves (11).

7. The turning structure of a shaving aid as claimed in claim 6, wherein: four second arc-shaped grooves (24) are formed in the fixture block (12), the four second arc-shaped grooves (24) are arranged around the center line of the second through hole (13) at intervals, and each second arc-shaped groove (24) is communicated with the second through hole (13).

8. The turning structure of a shaving aid as claimed in claim 1, wherein: one end, far away from the first rotating block (5), of the rotating shaft (26) is fixedly connected with a cover plate (25), and the cover plate (25) is matched with the placing hole (9).