CN216299364U

CN216299364U - Shaver head with novel connecting structure

Info

Publication number: CN216299364U
Application number: CN202122546255.6U
Authority: CN
Inventors: 黄天优
Original assignee: Wenzhou Kairui Electric Appliance Co ltd
Current assignee: Wenzhou Kairui Electric Appliance Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-15
Anticipated expiration: 2031-10-21

Abstract

The utility model relates to the technical field of shavers, in particular to a shaver head with a novel connecting structure, which comprises: the top of the mounting sleeve is provided with an opening and a mounting frame, the top of the mounting frame is connected with a cutter head assembly for shaving, the bottom of the mounting sleeve is provided with a first mounting hole, and a connecting sleeve for connecting with the body of the shaver penetrates through the first mounting hole; the mounting bracket bottom is provided with two mounting panels downwards, and every mounting panel has seted up the joint hole, the adapter sleeve top is located between two mounting panels to be provided with the joint piece with joint hole looks adaptation at the adapter sleeve lateral wall. The top of the connecting sleeve is positioned between the two mounting plates and is clamped with the mounting plates so as to realize connection, namely the connecting sleeve is directly connected with the mounting frame, and the top of the connecting sleeve is only connected with the mounting frame, so that auxiliary parts are not needed, the structure is simplified, and the mounting is convenient.

Description

Shaver head with novel connecting structure

Technical Field

The utility model relates to the technical field of shavers, in particular to a shaver head with a novel connecting structure.

Background

A shaver is an appliance for shaving beards, which includes a shaving head and a body, and the shaving head and the body are connected to each other, and the body is used to drive and control rotation of blades on the shaving head. Meanwhile, the connecting sleeve used for being connected with the machine body is arranged at the bottom of the shaving head, the mounting frame is arranged in the shaving head, and the connecting sleeve and the mounting frame are connected and fixed through another auxiliary part, so that the three parts need to be matched and connected, the structure is complex, and the installation is troublesome.

For example, the utility model of patent No. 2019208369296, it can be seen from fig. 3 and 4 that the connecting sleeve is first connected to the connecting ring, and then the connecting ring is connected to the mounting frame. For example, the utility model of patent No. 2018202301257 and the utility model of patent No. 201120304496.3 are connected by upper and lower spheres (wherein the lower sphere is the mounting rack) located on both sides of the top of the connecting sleeve. It can be seen that the connection between the connection sleeve and the mounting bracket is generally achieved by another auxiliary member for connection and fixation, and thus the three components need to be matched and connected, so that the structure is complex and the installation is troublesome.

Disclosure of Invention

The utility model aims to provide a shaving head with a novel connecting structure, wherein the top of a connecting sleeve is positioned between two mounting plates and is clamped with the mounting plates so as to realize connection, namely the connecting sleeve is directly connected with the mounting frames, and the top of the connecting sleeve is only connected with the mounting frames, so that an auxiliary part is not needed, the structure is simplified and the mounting is convenient, and the problems that the connecting sleeve and the mounting frames are troublesome to mount and complicated in structure because the connecting sleeve and the mounting frames are matched and mounted through the auxiliary part are solved.

The purpose of the utility model is realized as follows:

a shaving head with a novel connecting structure, comprising:

the top of the mounting sleeve is provided with an opening and a mounting frame, the top of the mounting frame is connected with a cutter head assembly for shaving, the bottom of the mounting sleeve is provided with a first mounting hole, and a connecting sleeve for connecting with the body of the shaver penetrates through the first mounting hole;

the mounting bracket bottom is provided with two mounting panels downwards, and every mounting panel has seted up the joint hole, the adapter sleeve top is located between two mounting panels to be provided with the joint piece with joint hole looks adaptation at the adapter sleeve lateral wall.

Preferably, the bottom of the mounting plate is provided with a groove, one side wall of the groove, which is far away from the connecting sleeve, is formed into a first inclined plane, and two ends of the first inclined plane are respectively positioned on the inner wall of the mounting plate and the bottom of the mounting plate;

or/and an inclined plane II is formed at the top of the clamping block.

Preferably, a convex edge is arranged on the periphery of the connecting sleeve, and the bottom of the convex edge is abutted against the inner wall of the mounting sleeve on the periphery of the mounting hole;

or/and the mounting frame is provided with a second mounting hole between the two mounting plates, and the top of the connecting sleeve is positioned in the second mounting hole.

Preferably, the mounting sleeve inner wall has been seted up the mounting groove, and mounting bracket week side distributes and is provided with a plurality of joint board to the joint board is located the mounting groove.

Preferably, the cutter head assembly is arranged on the first cutter head in the middle and a plurality of second cutter heads are distributed on the periphery of the cutter head, and the cutter head assembly further comprises a cutter head bracket for placing the second cutter head and a driving assembly for driving the first cutter head and the second cutter head to rotate;

the tool bit support comprises an upper cover and a placing frame for placing a tool bit II, the upper cover is rotatably arranged on the placing frame, and a third mounting hole for exposing the tool bit II is formed in the upper cover;

the upper cover is provided with two connecting portions downwards, the inner wall of each connecting portion is provided with a first protruding strip, and the side wall of the placing frame is provided with a first clamping groove corresponding to the first protruding strip.

Preferably, a limiting assembly used for keeping the upper cover in an open state is arranged between the upper cover and the placing frame, the cutter head support further comprises a bottom shell, and the bottom shell is arranged at the bottom of the placing frame;

the bottom shell is provided with a spring below the rotary connection position of the upper cover and the placing frame, the spring is in a compression state when the upper cover is opened, and the upper cover resets by releasing the limit of the limit component and under the elasticity of the spring.

Preferably, the bottom shell has been seted up the standing groove in upper cover and rack rotation junction below, and the standing groove embeds there is the upper cover to be provided with the spring between upper cover and the standing groove.

Preferably, the inner end and the outer end of the placing frame are respectively connected with the inner wall of the bottom shell, a clamping groove II is formed in the inner end of the placing frame below the clamping groove, and a convex strip II is arranged on the inner wall of the bottom shell corresponding to the clamping groove II;

or/and the inner end and the outer end of the placing frame are respectively connected with the inner wall of the bottom shell, the outer end of the placing frame is provided with three convex strips on two sides of the rotating joint of the upper cover and the placing frame, and the inner wall of the bottom shell is provided with three clamping grooves corresponding to the three convex strips.

Preferably, the side wall of the placing rack is provided with two connecting plates, the side wall of the upper cover is provided with an installation part, and the installation part is rotatably arranged between the two connecting plates;

the inner wall of the connecting plate is provided with a connecting groove, rotating shafts are arranged on two sides of the mounting part, and the rotating shafts are positioned in the connecting groove and rotate in the connecting groove;

or/and the side wall of the placing rack is provided with two connecting plates, the side wall of the upper cover is provided with an installation part, and the installation part is rotatably arranged between the two connecting plates;

a limiting assembly used for keeping the upper cover in an open state is arranged between the upper cover and the placing frame, the limiting assembly comprises a convex strip four arranged on the side wall of the placing frame and a convex strip five arranged at the bottom of the installing part, the convex strip four is in butt joint with the convex strip five, and the convex strip four is positioned between the two connecting plates;

or/and a connecting frame is arranged between the second tool bit and the placing frame, a fourth mounting hole for the bottom of the second tool bit to penetrate is formed in the connecting frame, at least one connecting hole is formed in the connecting frame, and a connecting shaft is arranged on the upper cover corresponding to the connecting hole.

the driving assembly comprises a first gear connected with the shaver body and a plurality of second gears meshed with the first gear, the first gears are connected with the first cutter head, and the second gears correspond to the cutter head supports one by one and are distributed on the periphery of the first gears;

the cutter head II comprises a blade and a rotating shaft connected with the blade, a gear III is sleeved on the outer side of the rotating shaft, and the gear III is meshed with the gear II.

Compared with the prior art, the utility model has the outstanding and beneficial technical effects that:

1. the top of the connecting sleeve is positioned between the two mounting plates and is clamped with the mounting plates so as to realize connection, namely the connecting sleeve is directly connected with the mounting frame, and the top of the connecting sleeve is only connected with the mounting frame, so that auxiliary parts are not needed, the structure is simplified, and the mounting is convenient.

2. The connecting sleeve is convenient to mount between the two mounting plates through the arrangement of the first inclined surface or/and the second inclined surface.

3. The upper cover and the placing frame are connected through the matching of the first convex strip and the first clamping groove, compared with the matching of the existing buckle and the convex strip, the structure of the rack is simpler and more convenient to process, and the rack is relatively more stable to connect and is not easy to damage.

4. The upper cover is opened, and the spring is arranged on the upper cover.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic cross-sectional view of the present invention.

Fig. 3 is a schematic structural diagram of the mounting sleeve, the connecting sleeve and the mounting rack.

Fig. 4 is a schematic view of the mounting bracket and cutter head assembly.

Fig. 5 is a schematic structural diagram of the driving assembly.

Fig. 6 is a schematic view of the cutter head and the cutter head holder.

Fig. 7 is a schematic structural view of the upper cover being opened.

Fig. 8 is a schematic structural diagram of the upper cover, the placing rack and the bottom shell.

Reference numerals: 1-mounting a sleeve; 11-mounting the first hole; 12-mounting grooves; 2-a mounting rack; 21-mounting a plate; 211-snap holes; 212-a groove; 213-bevel one; 22-a clamping plate; 23-mounting hole two;

3-connecting sleeves; 31-a clamping block; 311-bevel two; 32-convex edge; 4, cutting head II; 42-a blade;

43-rotating shaft; 5-a tool bit support; 51-an upper cover; 511-a connecting part; 512-raised line one;

514-a mounting portion; 515-a rotating shaft; 516-a connecting shaft; 517-five convex strips; 518-mounting hole three;

52-placing racks; 521-a first clamping groove; 523-a second clamping groove; 524-convex strips III; 525-connecting plate;

526-connecting groove; 527-four ribs; 528-baffle plate; 53-a bottom shell; 531-rib two;

532-clamping groove III; 533-a placing groove; 54-a spring; 55-covering; 56-connecting frame; 561-connecting hole;

6-a drive assembly; 61-gear one; 62-gear two; 63-a support; 631-a support plate;

gear three 64; 7-knife head one.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 8, a shaving head with a novel connecting structure comprises a mounting sleeve 1, wherein the top of the mounting sleeve 1 is open and provided with a mounting frame 2, and a cutter head assembly for shaving is connected to the top of the mounting frame 2. Meanwhile, the bottom of the mounting sleeve 1 is provided with a mounting hole I11, and a connecting sleeve 3 used for being connected with the shaver body penetrates through the mounting hole I11.

And the connection structure between the mounting frame 2 and the connecting sleeve 3 is as follows: at first, two mounting plates 21 are arranged downwards at the bottom of the mounting frame 2, each mounting plate 21 is provided with a clamping hole 211, the top of the connecting sleeve 3 is positioned between the two mounting plates 21, and a clamping block 31 matched with the clamping hole 211 is arranged on the side wall of the connecting sleeve 3.

Therefore, in the actual use process, the top of the connecting sleeve 3 is positioned between the two mounting plates 21, and the clamping holes 211 and the clamping blocks 31 are matched so as to realize the connection between the mounting frame 2 and the connecting sleeve 3.

Compared with the prior art that the connection is realized through an auxiliary part, the connecting sleeve 3 is directly connected with the mounting frame 21, and the top of the connecting sleeve 3 is only connected with the mounting frame 21, so that the auxiliary part is not needed, the structure is simplified, and the installation is convenient.

In order to facilitate the top of the connecting sleeve 3 to be located between the two mounting plates 21, the inclined plane is adopted, that is, the first inclined plane 213 and/or the second inclined plane 311 can be adopted, and the concrete structure is as follows:

firstly, the bottom of the mounting plate 21 is provided with a groove 212, and a side wall of the groove 212 far away from the connecting sleeve 3 is formed into a first inclined plane 213, and two ends of the first inclined plane 213 are respectively positioned on the inner wall of the mounting plate 21 and the bottom of the mounting plate 21.

And a second inclined surface 311 is formed at the top of the clamping block 31. Therefore, in practical use, the installation of the connecting sleeve 3 between the two mounting plates 21 is facilitated by the arrangement of the first inclined surface 213 and/or the second inclined surface 311.

Meanwhile, in order to make the connection between the connecting sleeve 3 and the mounting frame 2 more stable and to allow a structure connected with the shaver body to pass through, the mounting frame 2 is provided with a second mounting hole 23 between the two mounting plates 21, and the top of the connecting sleeve 3 is positioned in the second mounting hole 23.

Therefore, in the actual use process, besides the connection and the limitation of the mounting plate 21 on the connecting sleeve 3, the mounting holes 23 are also used for connecting and limiting the connecting sleeve 3, so that the connection stability is further ensured.

As shown in fig. 2 to 3, the connection structure between the connecting sleeve 3 and the mounting sleeve 1: firstly, the periphery of the connecting sleeve 3 is provided with a convex edge 32, and the bottom of the convex edge 32 is abutted against the inner wall of the mounting sleeve 1 positioned on the periphery of the mounting hole one 11.

Therefore, in the actual use process, the bottom of the convex edge 32 abuts against the inner wall of the mounting sleeve 1 on the peripheral side of the mounting hole I11, so that the connecting sleeve 3 is limited and the connecting sleeve is prevented from falling off from the mounting sleeve 1.

As shown in fig. 2 to 3, the connection structure between the mounting frame 2 and the mounting sleeve 1: firstly, the inner wall of the mounting sleeve 1 is provided with a mounting groove 12, a plurality of clamping plates 22 are distributed on the peripheral side of the mounting frame 2, and the clamping plates 22 are positioned in the mounting groove 12.

Therefore, in the actual use process, the clamping plate 22 is positioned in the mounting groove 12 so as to realize connection, and meanwhile, the height and the peripheral side of the mounting frame 2 are limited.

As shown in fig. 2 and fig. 4-8, the cutter head assembly includes a first cutter head 7 located in the middle and a plurality of second cutter heads 4 distributed around the first cutter head 7, and the cutter head assembly further includes a cutter head bracket 5 for placing the second cutter heads 4 and a driving assembly 6 for driving the first cutter head 7 and the second cutter heads 4 to rotate.

Wherein the first cutter head 7 is also provided with a corresponding support, the support comprises an upper support, a middle support and a lower support, the first cutter head 7 is placed on the lower support, the middle support and the lower support can rotate mutually and are provided with limiting structures (structures of a hook and a hole), the upper support and the middle support are connected and synchronously rotate, and the upper support is rotated to drive the middle support to rotate and relieve the limiting. And the upper bracket and the middle bracket are removed, so that the tool bit I7 is replaced.

And the tool bit bracket 5 comprises an upper cover 51 and a placing frame 52 for placing the second tool bit 4, the upper cover 51 is rotatably arranged on the placing frame 52, and the upper cover 51 is provided with a third mounting hole 518 for exposing the second tool bit 4.

Meanwhile, the connecting structure between the upper cover 51 and the placing rack 52 is as follows: first, the upper cover 51 is provided with two connecting portions 511 downward, and the inner wall of each connecting portion 511 is provided with a protruding strip one 512, and the sidewall of the placing frame 52 is provided with a first engaging groove 521 corresponding to the protruding strip one 512.

Therefore, in the actual use process, the upper cover 51 is connected with the placing frame 52 through the matching of the first convex strip 512 and the first clamping groove 521, compared with the matching of the existing buckle and the convex strip, the structure of the utility model is simpler and the processing is more convenient, and the connection is more stable and is not easy to damage.

This is because buckle and sand grip looks adaptation, generally only have one face or two contact surfaces, but the looks adaptation of sand grip 512 and joint groove 521 has three contact surfaces to increase area of contact, and then make and connect more stably. Meanwhile, in order to facilitate the opening, grooves are formed on the outer sides of the connection portions 511 to increase friction.

As shown in fig. 2, 5 and 8, a limiting component for keeping the upper cover 51 open is arranged between the upper cover 51 and the placing frame 52, the cutter head support 5 further comprises a bottom shell 53, and the bottom shell 53 is arranged at the bottom of the placing frame 52.

Meanwhile, a spring 54 is arranged below the rotary joint of the upper cover 51 and the placing frame 52 on the bottom shell 53. Therefore, in the actual use process, the spring 54 is in a compressed state when the upper cover 51 is opened, and the upper cover 51 is reset by releasing the limit of the limit component and under the elasticity of the spring 54, thereby facilitating the use of people and bringing different hand feelings to users.

As shown in fig. 2, the mounting structure of the spring 54 is: first, the bottom shell 53 is provided with a placing groove 533 below the rotational connection between the upper cover 51 and the placing frame 52, the placing groove 533 is provided with a cover 55 inside, and a spring 54 is provided between the cover 55 and the placing groove 533.

Therefore, in the actual use process, the spring 54 is limited by the cover 55 and the placing groove 533, and when the upper cover 51 is in the closed state, the upper cover 51 also limits the height of the cover 55, so that the cover 55 is prevented from falling off from the placing groove 533.

Wherein the structure of spacing subassembly does: first, the side wall of the rack 52 is provided with two connecting plates 525, and the side wall of the upper cover 51 is provided with a mounting part 514, and the mounting part 514 is rotatably arranged between the two connecting plates 525.

Spacing subassembly is including setting up four 527 of sand grip at the rack 52 lateral wall and setting up five 517 of sand grip in installation portion 514 bottom simultaneously, and four 527 of sand grip and five 517 looks butt of sand grip moreover, and four 527 of sand grip are located between two connecting plates 525.

Therefore, in the actual use process, the four convex strips 527 are abutted with the five convex strips 517, so that the limiting is realized, namely, the rotation of the upper cover 51 is limited, the limiting strength is not high, and the limiting can be released by forcibly snapping the upper cover 51.

As shown in fig. 8, the inner end and the outer end of the rack 52 are respectively connected to the inner wall of the bottom shell 53, that is, the connection structure between the rack 52 and the bottom shell 53 adopts two-point connection, so as to ensure the connection stability, and the specific connection structure of each point may be the same or different.

Wherein rack 52 inner and drain pan 53 inner wall connection structure do: first, the inner end of the placing frame 52 is provided with a second clamping groove 523 below the first clamping groove 521, and the inner wall of the bottom shell 53 is provided with a second convex strip 531 corresponding to the second clamping groove 523.

Therefore, in the actual use process, the second convex strip 531 is clamped in the second clamping groove 523 to realize connection.

Simultaneously rack 52 outer end and drain pan 53 inner wall connection structure do: first, the outer end of the placing frame 52 is provided with three protruding strips 524 at two sides of the rotational connection between the upper cover 51 and the placing frame 52, and the inner wall of the bottom shell 53 is provided with three clamping grooves 532 corresponding to the three protruding strips 524.

Therefore, in the actual use process, the connection is realized by clamping the convex strips 524 in the clamping grooves 532.

As shown in fig. 2 and fig. 5 to 8, the rotary connection structure between the rack 52 and the upper cover 51 is: first, the side wall of the rack 52 is provided with two connecting plates 525, and the side wall of the upper cover 51 is provided with a mounting part 514, and the mounting part 514 is rotatably arranged between the two connecting plates 525.

Meanwhile, the inner wall of the connecting plate 525 is provided with a connecting groove 526, two sides of the mounting portion 514 are provided with a rotating shaft 515, and the rotating shaft 515 is located in the connecting groove 526 and rotates in the connecting groove 526.

Therefore, in actual use, the rotation between the rack 52 and the upper cover 51 is realized by the rotation shaft 515 being located in the connection groove 526 and rotating in the connection groove 526. Moreover, in order to avoid the interference between the rotational connection between the placing frame 52 and the upper cover 51 and the bottom shell 53, the bottom shell 53 is correspondingly provided with a groove, and a placing groove 533 for placing the spring 54 is arranged at the bottom of the groove

The structure in which the upper cover 51 is closed at the same time is: firstly, a connecting frame 56 is arranged between the second tool bit 4 and the placing frame 52, the connecting frame 56 is provided with a fourth mounting hole for the bottom of the second tool bit 4 to pass through, the connecting frame 56 is provided with at least one connecting hole 561, and the upper cover 51 is provided with a connecting shaft 516 corresponding to the connecting hole 561.

Therefore, in the actual use process, the connecting shaft 516 is positioned in the connecting hole 561, so that the upper cover 51 is prevented from being opened due to external force when the upper cover is not required to be opened any more.

As shown in fig. 4, the limiting connection between the cutter head bracket 5 and the driving assembly 6 is: first, the driving assembly 6 includes a supporting member 63, the supporting member 63 is connected to the mounting bracket 2, and a supporting plate 631 extending circumferentially outward from the supporting member 63 for supporting the placing frames 52 is provided, each placing frame 52 corresponds to two supporting plates 631, and a baffle 528 is provided at a side of the supporting plate 631.

Therefore, in the actual use process, the support plate 631 is used for supporting the placing rack 52 and limiting the height of the placing rack 52.

As shown in fig. 2, 4 and 5, the driving connections between the first and second cutters 7 and 4 and the drive assembly 6 are: first, the driving assembly 6 comprises a first gear 61 connected with the shaver body and a plurality of second gears 62 meshed with the first gear 61, the first gear 61 is connected with the first cutter head 7, and the second gears 62 and the cutter head supports 5 are in one-to-one correspondence and are distributed on the periphery side of the first gear 61.

Meanwhile, the second cutter head 4 comprises a blade 42 and a rotating shaft 43 connected with the blade 42, a third gear 64 is sleeved outside the rotating shaft 43, and the third gear 64 is meshed with the second gear 62.

Therefore, in practical use, the first gear 61 drives the first cutter head 7 to rotate, and simultaneously drives the second gear 62 to rotate, and the second gear 62 rotates to drive the third gear 64 to rotate and drive the blade 42 to rotate, that is, the second cutter head 4 rotates.

The second gear 62 is mainly arranged for connecting the first gear 61 and the third gear 64, because if only the first gear 61 and the third gear 64 are arranged, the diameter of the first gear 61 is increased along with the increase of the number of the second cutter heads 4, and the second gear 62 is arranged for reducing the volume and synchronously rotating the first gear 61 and the third gear 64.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. While the present invention is not limited to the above-described embodiments, various changes and modifications may be made without departing from the spirit and scope of the utility model, and these changes and modifications are intended to be included within the scope of the utility model as claimed.

Claims

1. A shaving head with a novel connecting structure, comprising:

the top of the mounting sleeve (1) is provided with an opening and is provided with a mounting frame (2), the top of the mounting frame (2) is connected with a cutter head assembly for shaving, the bottom of the mounting sleeve (1) is provided with a first mounting hole (11), and a connecting sleeve (3) for connecting with a shaver body is arranged in the first mounting hole (11) in a penetrating manner;

mounting bracket (2) bottom is provided with two mounting panels (21) downwards, and joint hole (211) have been seted up in every mounting panel (21), adapter sleeve (3) top is located between two mounting panels (21) to be provided with joint piece (31) with joint hole (211) looks adaptation at adapter sleeve (3) lateral wall.

2. A shaving head with a novel connecting structure according to claim 1, wherein: the bottom of the mounting plate (21) is provided with a groove (212), one side wall of the groove (212) far away from the connecting sleeve (3) is formed into a first inclined plane (213), and two ends of the first inclined plane (213) are respectively positioned on the inner wall of the mounting plate (21) and the bottom of the mounting plate (21);

or/and a second inclined surface (311) is formed at the top of the clamping block (31).

3. A shaving head with a novel connecting structure according to claim 1, wherein: a convex edge (32) is arranged on the peripheral side of the connecting sleeve (3), and the bottom of the convex edge (32) is abutted against the inner wall of the mounting sleeve (1) on the peripheral side of the mounting hole I (11);

or/and the mounting frame (2) is provided with a second mounting hole (23) between the two mounting plates (21), and the top of the connecting sleeve (3) is positioned in the second mounting hole (23).

4. A shaving head with a novel connecting structure according to claim 1, wherein: mounting groove (12) have been seted up to installation cover (1) inner wall, and mounting bracket (2) week side distributes and is provided with a plurality of joint board (22) to joint board (22) are located mounting groove (12).

5. A shaving head with a novel attachment structure according to any one of claims 1 to 4, wherein: the cutter head component comprises a first cutter head (7) positioned in the middle and a plurality of second cutter heads (4) distributed on the periphery of the first cutter head (7), and further comprises a cutter head bracket (5) for placing the second cutter heads (4) and a driving component (6) for driving the first cutter head (7) and the second cutter heads (4) to rotate;

the tool bit support (5) comprises an upper cover (51) and a placing frame (52) used for placing the tool bit II (4), the upper cover (51) is rotatably arranged on the placing frame (52), and the upper cover (51) is provided with a third mounting hole (518) used for exposing the tool bit II (4);

the upper cover (51) is provided with two connecting portions (511) downwards, the inner wall of each connecting portion (511) is provided with a first protruding strip (512), and the side wall of the placing frame (52) is provided with a first clamping groove (521) corresponding to the first protruding strip (512).

6. A shaving head with a novel connecting structure according to claim 5, wherein: a limiting component used for keeping the upper cover (51) in an open state is arranged between the upper cover (51) and the placing frame (52), the cutter head support (5) further comprises a bottom shell (53), and the bottom shell (53) is arranged at the bottom of the placing frame (52);

the bottom shell (53) is provided with a spring (54) below the rotary connection part of the upper cover (51) and the placing frame (52), the spring (54) is in a compressed state when the upper cover (51) is opened, and the upper cover (51) is reset by releasing the limit of the limit component and under the elasticity of the spring (54).

7. A shaving head with a novel attachment structure according to claim 6, wherein: the bottom shell (53) is provided with a placing groove (533) below the rotary connection position of the upper cover (51) and the placing frame (52), a sleeve cover (55) is arranged in the placing groove (533), and a spring (54) is arranged between the sleeve cover (55) and the placing groove (533).

8. A shaving head with a novel attachment structure according to claim 6, wherein: the inner end and the outer end of the placing frame (52) are respectively connected with the inner wall of the bottom shell (53), a clamping groove II (523) is formed in the inner end of the placing frame (52) below the clamping groove I (521), and a convex strip II (531) is arranged on the inner wall of the bottom shell (53) corresponding to the clamping groove II (523);

or/and, the inner end and the outer end of the placing frame (52) are respectively connected with the inner wall of the bottom shell (53), the outer end of the placing frame (52) is provided with three convex strips (524) on two sides of the rotary joint of the upper cover (51) and the placing frame (52), and the inner wall of the bottom shell (53) is provided with three clamping grooves (532) corresponding to the three convex strips (524).

9. A shaving head with a novel connecting structure according to claim 5, wherein: the side wall of the placing frame (52) is provided with two connecting plates (525), the side wall of the upper cover (51) is provided with a mounting part (514), and the mounting part (514) is rotatably arranged between the two connecting plates (525);

the inner wall of the connecting plate (525) is provided with a connecting groove (526), two sides of the mounting part (514) are provided with rotating shafts (515), and the rotating shafts (515) are positioned in the connecting groove (526) and rotate in the connecting groove (526);

or/and two connecting plates (525) are arranged on the side wall of the placing rack (52), an installation part (514) is arranged on the side wall of the upper cover (51), and the installation part (514) is rotatably arranged between the two connecting plates (525);

a limiting assembly used for keeping the upper cover (51) in an open state is arranged between the upper cover (51) and the placing frame (52), the limiting assembly comprises a convex strip four (527) arranged on the side wall of the placing frame (52) and a convex strip five (517) arranged at the bottom of the mounting portion (514), the convex strip four (527) is abutted to the convex strip five (517), and the convex strip four (527) is located between the two connecting plates (525);

or/and a connecting frame (56) is arranged between the second tool bit (4) and the placing frame (52), a fourth mounting hole for the bottom of the second tool bit (4) to pass through is formed in the connecting frame (56), at least one connecting hole (561) is formed in the connecting frame (56), and a connecting shaft (516) is arranged on the upper cover (51) corresponding to the connecting hole (561).

10. A shaving head with a novel attachment structure according to any one of claims 1 to 4, wherein: the cutter head component comprises a first cutter head (7) positioned in the middle and a plurality of second cutter heads (4) distributed on the periphery of the first cutter head (7), and further comprises a cutter head bracket (5) for placing the second cutter heads (4) and a driving component (6) for driving the first cutter head (7) and the second cutter heads (4) to rotate;

the driving assembly (6) comprises a first gear (61) connected with the shaver body and a plurality of second gears (62) meshed with the first gear (61), the first gears (61) are connected with the first cutter head (7), and the second gears (62) and the cutter head supports (5) are in one-to-one correspondence and are distributed on the peripheral side of the first gears (61);

the second cutter head (4) comprises a blade (42) and a rotating shaft (43) connected with the blade (42), a third gear (64) is sleeved on the outer side of the rotating shaft (43), and the third gear (64) is meshed with the second gear (62).