Sealing cover and shaver

Abstract

The utility model relates to a sealing cover and a shaver, and the sealing cover comprises a cover body which is provided with a shaft hole; the sealing piece comprises a first sealing ring, a second sealing ring and a first connecting part, the first sealing ring and the shaft hole are installed in a matched mode, the cover body and a driving shaft of the driving mechanism are in sealed connection through the first sealing ring, and the second sealing ring is arranged on the periphery of the cover body and used for being in sealed connection between the cover body and the handle body; the first sealing ring is connected with the second sealing ring through the first connecting part, and the first connecting part and the cover body are installed in a matched mode. According to the sealing cover, the sealing piece is arranged on the cover body, the first sealing ring and the second sealing ring of the sealing piece are connected through the first connecting part, and therefore integrated design can be achieved, and the two connecting positions of the sealing cover and the handle body and the two connecting positions of the sealing cover and the driving shaft can be sealed at the same time through one sealing piece; and the first connecting part is adaptively mounted on the cover body, so that the sealing cover is more compact and attractive while the first connecting part is firmly mounted.

Description

Technical Field

[0001] The utility model relates to the technical field of household appliances, in particular to a sealing cover and a shaver. Background Art

[0002] In existing electric shavers, a driving component is generally built into the main body. The output shaft of the driving component extends through a shaft hole on the main body and is in transmission connection with the cutter head component to drive the cutter head to rotate for shaving. To achieve the waterproof function of the electric shaver and prevent liquid and sundries from entering the main body and affecting the driving component and the like when the user uses the shaver, most current shaver products generally set sealing rings at the joints such as the shaft hole and the main body housing to achieve the sealing effect. The independent assembly of the sealing rings at multiple joints makes the installation work cumbersome and inconvenient, and increases the production cost. Summary of the Utility Model

[0003] Based on this, in view of the problem that the independent assembly of the sealing rings at the joints such as the shaft hole and the main body housing of most current electric shavers makes the installation work cumbersome and inconvenient and increases the production cost, it is necessary to provide a sealing cover and a shaver.

[0004] A sealing cover includes: a cover body provided with a shaft hole; a sealing member including a first sealing ring, a second sealing ring and a first connecting portion. The first sealing ring is adaptively installed with the shaft hole and is used for sealing connection between the cover body and the driving shaft of the driving mechanism. The second sealing ring is arranged on the periphery of the cover body and is used for sealing connection between the cover body and the handle body. The first sealing ring is connected to the second sealing ring through the first connecting portion, and the first connecting portion is adaptively installed with the cover body.

[0005] The present application provides a sealing cover. When the sealing cover is applied to a razor, the cover body is arranged on the handle body and encloses with the handle body to form an installation cavity for installing a driving mechanism. The cover body is also provided with a shaft hole through which the driving shaft of the driving mechanism can pass, so that the driving shaft can be linked with the cutting mechanism on the head cover. A sealing member is arranged on the cover body. The sealing member includes a first sealing ring, a second sealing ring and a first connecting portion. The first sealing ring is arranged at the shaft hole. The outer peripheral wall of the first sealing ring fits with the inner wall of the shaft hole to achieve sealing, and at the same time, its inner peripheral wall can be in sealing cooperation with the driving shaft. The second sealing ring is arranged at the periphery of the cover body for sealing the connection between the cover body and the handle body. The first sealing ring and the second sealing ring are connected by the first connecting portion. Thus, an integrated design can be realized, and two connection parts between the sealing cover and the handle body and between the sealing cover and the driving shaft can be sealed simultaneously by one sealing member, preventing liquid and debris from entering the handle body through the connection parts when the user uses the razor and affecting the driving mechanism. The sealing member has a simple structure and good sealing performance, improving the installation efficiency and being beneficial to reducing the production cost. In addition, the first connecting portion can also be adaptively installed on the cover body, ensuring the reliable installation of the first connecting portion and making the sealing cover more compact and beautiful.

[0006] Further, the driving shaft of the driving mechanism can be the motor shaft of a driving motor or the transmission shaft of a transmission component.

[0007] In one embodiment, a first limiting groove is provided on the top wall or the bottom wall of the cover body. The first limiting groove extends from the side wall of the shaft hole to the periphery of the cover body. The first connecting portion is adaptively installed in the first limiting groove. By adopting the above connection structure, the assembly and disassembly of the first connecting portion and the cover body can be facilitated. The first connecting portion is embedded in the first limiting groove, which can ensure the reliable connection between the first connecting portion and the cover body and effectively prevent the first connecting portion from being damaged, squeezed or bent, thereby prolonging the service life of the sealing member. In addition, it is beneficial to reduce the volume of the sealing cover, facilitate the compact installation of the internal components of the razor, and realize the integral design of the sealing cover, which is beneficial to improving the aesthetics.

[0008] In one embodiment, the cover body includes a cover body main body and an annular step. The cover body main body is provided with an avoidance cavity and the shaft hole communicating with the avoidance cavity. The annular step is sleeved on the outer side of the cover body main body. The second sealing ring is arranged on the annular step. The second sealing ring is used for the sealed connection between the annular step and the handle body. The first limiting groove extends from the side wall of the shaft hole towards the annular step. The first limiting groove is in a stepped shape. By adopting the above structure, the formation of the avoidance cavity in the cover body main body facilitates the installation and avoidance of the transmission assembly, thereby making the internal structure of the razor more compact. At the same time, according to the positions of the shaft hole and the annular step, the stepped first limiting groove and the adapted first connecting portion are arranged, so that the first sealing ring and the second sealing ring with different heights can be smoothly connected and the connection area between the first connecting portion and the housing is increased, making the setting more stable.

[0009] In one embodiment, the number of the first connecting portions is multiple, and the multiple first connecting portions are spaced apart along the circumferential direction of the second sealing ring.

[0010] In one embodiment, the number of the shaft holes is at least two, and the at least two shaft holes are spaced apart. The number of the first sealing rings is the same as that of the shaft holes and is arranged in one-to-one correspondence. The sealing member further includes a second connecting portion. The at least two first sealing rings are connected through the second connecting portion. The number of the shaft holes of the cover body and the number of the first sealing rings can be set according to the number of the cutting units. By arranging the second connecting portion, the connection between the at least two first sealing rings is realized, which can further cooperate with the first connecting portion to position the first sealing rings and improve the assembly speed of the multiple first sealing rings. In addition, it is beneficial to improve the strength of the sealing member, reduce the possibility of bending of the first connecting portion, and is not prone to breakage.

[0011] In one embodiment, a second limiting groove is provided on the top wall or the bottom wall of the cover body. The second limiting groove is located between the two shaft holes. The second connecting portion is adaptively installed with the second limiting groove. The second connecting portion being embedded in the second limiting groove can ensure the reliable connection between the second connecting portion and the cover body, and can effectively prevent the second connecting portion from being damaged, squeezed or bent. In addition, it is beneficial to reduce the volume of the sealing cover, facilitate the compact installation of the internal components of the razor, and can realize the integral design of the sealing cover, which is beneficial to improving the aesthetics.

[0012] In one embodiment, a bump is formed on the inner wall of the second limiting groove, and a third limiting groove is provided on the second connecting portion. The bump is adaptively installed in the third limiting groove. By forming a bump in the second limiting groove, when the second connecting portion is fitted into the second limiting groove, the bump is simultaneously clamped in the third limiting groove of the second connecting portion, thereby further forming a positioning effect and increasing the connection area between the second connecting portion and the cover body, making the installation of the second connecting portion more reliable.

[0013] In one embodiment, a clamping structure is provided between the outer peripheral wall of the cover body and the inner side wall of the second sealing ring. By providing this clamping structure, the connection stability between the cover body and the second sealing ring can be improved. Specifically, an annular clamping groove is provided on the inner side wall of the second sealing ring, and the outer peripheral edge of the cover body is inserted into the annular clamping groove, so as to ensure that the gap between the outer peripheral edge of the cover body and the handle body can be completely sealed.

[0014] In one embodiment, the first sealing ring includes an outer ring and an inner ring, and one end of the outer ring is connected to one end of the inner ring; the outer ring is used for sealing cooperation with the shaft hole, and the inner ring is used for sealing cooperation with the drive shaft. The drive shaft is inserted into the inner ring, and the outer ring is inserted into the shaft hole to achieve the sealing between the drive shaft and the shaft hole, avoiding liquid and debris from entering through the shaft hole, with a simple structure and good sealing performance.

[0015] In one embodiment, the first sealing ring, the second sealing ring and the first connecting portion are integrally formed. Adopting an integrally formed structure can reduce the number of parts, eliminate the need for subsequent assembly, and facilitate mass production.

[0016] In one embodiment, the first sealing ring / the second sealing ring / the first connecting portion is provided with a first connecting hole, and the first connecting hole is used to connect the sealing cover and the handle body through a fastener. The first connecting hole and the third connecting hole on the handle body can provide a stable connection for the sealing cover and the handle body through the cooperation of the fastener. The fastener can generate a large dispersive force with the hole wall, making the connection part more stable and tight, thereby facilitating the sealing connection between the sealing cover and the handle body.

[0017] In one embodiment, the cover body is provided with a second connecting hole, which is oppositely arranged with the first connecting hole. The first connecting hole and the second connecting hole connect the cover body and the sealing member through a fastener. By providing a second connecting hole on the cover body, when the fastener connects the sealing cover and the handle body, the fastener can pass through the first connecting hole, the second connecting hole and the third connecting hole at the same time, thereby making the connection between the cover body and the sealing member more reliable.

[0018] The second aspect of the present application provides a razor.

[0019] A razor, comprising: a housing assembly, the housing assembly including a head cover and a handle body, the head cover being disposed on top of the handle body; a cutting mechanism, the cutting mechanism being movably disposed on the head cover, the cutting mechanism being used for cutting hair; the above-mentioned sealing cover, the sealing cover being disposed on the handle body, the sealing cover and the handle body enclosing to form an installation cavity; a driving mechanism, the driving mechanism being disposed in the installation cavity, a driving shaft of the driving mechanism passing through the first sealing ring and being drivingly connected to the cutting mechanism.

[0020] For the razor provided in the second aspect of the present application, by adopting the sealing cover of any one of the foregoing, a sealing member is provided on the cover body, the sealing member includes a first sealing ring, a second sealing ring and a first connecting portion, the first sealing ring is disposed at the shaft hole of the cover body, the second sealing ring is disposed at the periphery of the cover body, and the first sealing ring and the second sealing ring are connected by the first connecting portion, whereby an integrated design can be achieved, and the two connection parts between the sealing cover and the handle body and between the sealing cover and the driving shaft can be sealed simultaneously by one sealing member, preventing liquid and sundries from entering the handle body through the connection parts when the user uses the razor and affecting the driving mechanism. In addition, the first connecting portion can also be adaptively installed on the cover body, ensuring a firm installation of the first connecting portion and making the sealing cover more compact and beautiful at the same time. The sealing member has a simple structure and good sealing performance, improving the installation efficiency and being conducive to reducing the production cost.

[0021] In one embodiment, the driving mechanism includes a driving motor and a transmission assembly, the transmission assembly includes a driving gear, a driven gear and a transmission shaft, the driving gear is sleeved on the motor shaft of the driving motor, the driven gear meshes with the driving gear, and two ends of the transmission shaft are respectively drivingly connected to the driven gear and the cutting mechanism. By adopting the above structure, it is convenient to change the transmission direction of the driving shaft according to the number and layout position of the cutting units of the cutting mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 Is a perspective view of a sealing cover of an embodiment;

[0023] Figure 2 Is a sectional view of a sealing cover of an embodiment;

[0024] Figure 3 Is an exploded view of a sealing cover of an embodiment;

[0025] Figure 4 Is an exploded view of a razor of an embodiment;

[0026] Figure 5 Is a first sectional view of a razor of an embodiment;

[0027] Figure 6The second sectional view of a razor in an embodiment.

[0028] Among them, the corresponding relationship between the reference numerals and the component names is as follows:

[0029] 100 Sealing cover;

[0030] 1 Cover body, 101 Shaft hole, 102 First limiting groove, 103 Avoidance cavity, 104 Second limiting groove, 105 Second connection hole, 11 Cover body main body, 12 Annular step, 13 Bump;

[0031] 2 Sealing member, 201 First connection hole, 202 Annular clamping groove, 21 First sealing ring, 211 Outer ring, 212 Inner ring, 22 Second sealing ring, 23 First connection part, 24 Second connection part;

[0032] 200 Housing assembly, 203 Installation cavity, 210 Head cover, 220 Handle body;

[0033] 300 Cutting mechanism;

[0034] 400 Driving mechanism, 410 Driving motor, 420 Transmission assembly, 421 Driving gear, 422 Driven gear, 423 Transmission shaft. Specific embodiments

[0035] In order to more clearly understand the above objects, features and advantages of the present invention, the present invention will be further described in detail below with reference to the drawings and specific embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

[0036] In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention may be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited by the specific embodiments disclosed below.

[0037] The following describes the sealing cover according to some embodiments of the present invention with reference to the drawings.

[0038] As Figures 1 to 6 shown, this embodiment discloses a sealing cover, including: a cover body 1, the cover body 1 is provided with a shaft hole 101; a sealing member 2, the sealing member 2 includes a first sealing ring 21, a second sealing ring 22 and a first connection part 23, the first sealing ring 21 is adaptively installed with the shaft hole 101, the first sealing ring 21 is used for the sealing connection between the cover body 1 and the drive shaft of the drive mechanism, the second sealing ring 22 is arranged on the periphery of the cover body 1, the second sealing ring 22 is used for the sealing connection between the cover body 1 and the handle body, the first sealing ring 21 is connected to the second sealing ring 22 through the first connection part 23, and the first connection part 23 is adaptively installed with the cover body 1.

[0039] The present application provides a sealing cover. When the sealing cover is applied to a shaver, the cover body 1 is arranged on the handle body and encloses with the handle body to form an installation cavity for installing a driving mechanism. The cover body 1 is also provided with a shaft hole 101 through which the driving shaft of the driving mechanism can pass, so that the driving shaft can be linked with the cutting mechanism on the head cover. A sealing member 2 is arranged on the cover body 1. The sealing member 2 includes a first sealing ring 21, a second sealing ring 22 and a first connecting portion 23. The first sealing ring 21 is arranged at the shaft hole 101. The outer peripheral wall of the first sealing ring 21 fits with the inner wall of the shaft hole 101 to achieve sealing, and at the same time, its inner peripheral wall can be in sealing cooperation with the driving shaft. The second sealing ring 22 is arranged at the periphery of the cover body 1 for sealing the connection between the cover body 1 and the handle body. The first sealing ring 21 and the second sealing ring 22 are connected by the first connecting portion 23. Thus, an integrated design can be realized. With one sealing member 2, the two connection parts between the sealing cover and the handle body and between the sealing cover and the driving shaft can be sealed simultaneously, preventing liquid and debris from entering the handle body through the connection parts when the user uses the shaver and affecting the driving mechanism. The sealing member 2 has a simple structure and good sealing performance, which improves the installation efficiency and is conducive to reducing the production cost. In addition, the first connecting portion 23 can also be adaptively installed on the cover body 1, ensuring the reliable installation of the first connecting portion 23 and making the sealing cover more compact and beautiful.

[0040] Further, the driving shaft of the driving mechanism can be the motor shaft of a driving motor or the transmission shaft of a transmission component.

[0041] As Figure 1 and Figure 3 shown, in addition to the features of the above embodiments, this embodiment further defines that: a first limiting groove 102 is provided on the top wall or the bottom wall of the cover body 1. The first limiting groove 102 extends from the side wall of the shaft hole 101 to the periphery of the cover body 1, and the first connecting portion 23 is adaptively installed with the first limiting groove 102. By adopting the above connection structure, the assembly and disassembly of the first connecting portion 23 and the cover body 1 can be facilitated. The first connecting portion 23 is embedded in the first limiting groove 102, which can ensure the reliable connection between the first connecting portion 23 and the cover body 1 and can effectively prevent the first connecting portion 23 from being damaged, squeezed or bent, thereby prolonging the service life of the sealing member 2. In addition, it is conducive to reducing the volume of the sealing cover body 1, facilitating the compact installation of the internal components of the shaver, and realizing the integral design of the sealing cover, which is conducive to improving the aesthetic degree.

[0042] As Figures 1 to 3As shown, in addition to the features of the above embodiments, this embodiment further defines that the cover body 1 includes a cover body main body 11 and an annular step 12. The cover body main body 11 is provided with an avoidance cavity 103 and a shaft hole 101 communicating with the avoidance cavity 103. The annular step 12 is sleeved on the outer side of the cover body main body 11. The second sealing ring 22 is arranged on the annular step 12. The second sealing ring 22 is used for sealing connection between the annular step 12 and the handle body. The first limiting groove 102 extends from the side wall of the shaft hole 101 to the annular step 12, and the first limiting groove 102 is in a stepped shape. By adopting the above structure, the formation of the avoidance cavity 103 in the cover body main body 11 can facilitate the installation and avoidance of the transmission assembly, thereby making the internal structure of the razor more compact. At the same time, according to the positions of the shaft hole 101 and the annular step 12, the stepped first limiting groove 102 and the adapted first connecting portion 23 are arranged, so that the first sealing ring 21 and the second sealing ring 22 with different heights can be smoothly connected and the connection area between the first connecting portion 23 and the housing is increased, making the setting more stable.

[0043] As Figure 3 shown, in addition to the features of the above embodiments, this embodiment further defines that the number of the first connecting portions 23 is multiple, and the multiple first connecting portions 23 are distributed at intervals along the circumferential direction of the second sealing ring 22.

[0044] As Figure 1 and Figure 3 shown, in addition to the features of the above embodiments, this embodiment further defines that the number of the shaft holes 101 is at least two, the at least two shaft holes 101 are arranged at intervals, the number of the first sealing rings 21 is the same as the number of the shaft holes 101 and they are arranged in one-to-one correspondence. The sealing member 2 further includes a second connecting portion 24, and the at least two first sealing rings 21 are connected by the second connecting portion 24. The number of the shaft holes 101 of the cover body 1 and the number of the first sealing rings 21 can be set according to the number of the cutting units, and by arranging the second connecting portion 24, the connection between the at least two first sealing rings 21 can be realized, which can further cooperate with the first connecting portion 23 to position the first sealing rings 21 and improve the assembly speed of the multiple first sealing rings 21. In addition, it is beneficial to improve the strength of the sealing member 2, reduce the possibility of the first connecting portion 23 being bent, and is not easy to break.

[0045] As Figure 1 and Figure 3As shown, in addition to the features of the above embodiments, this embodiment further defines that: a second limiting groove 104 is provided on the top wall or the bottom wall of the cover body 1. The second limiting groove 104 is located between two shaft holes 101, and the second connecting portion 24 is adaptively installed with the second limiting groove 104. The second connecting portion 24 being fitted into the second limiting groove 104 can ensure the reliable connection between the second connecting portion 24 and the cover body 1, and can effectively prevent the second connecting portion 24 from being damaged, squeezed or bent. In addition, it is beneficial to reduce the volume of the sealing cover, which is conducive to the compact installation of the internal components of the shaver, and can realize the integrated design of the sealing cover, which is beneficial to improving the aesthetic degree.

[0046] As Figure 3 shown, in addition to the features of the above embodiments, this embodiment further defines that: a convex block 13 is formed on the inner wall of the second limiting groove 104, and the second connecting portion 24 is provided with a third limiting groove, and the convex block 13 is adaptively installed in the third limiting groove. By forming the convex block 13 in the second limiting groove 104, when the second connecting portion 24 is fitted into the second limiting groove 104, the convex block 13 is simultaneously clamped in the third limiting groove of the second connecting portion 24, thereby further forming a positioning effect and increasing the connection area between the second connecting portion 24 and the cover body 1, making the installation of the second connecting portion 24 more reliable.

[0047] As Figure 2 and Figure 3 shown, in addition to the features of the above embodiments, this embodiment further defines that: a clamping structure is provided between the outer peripheral wall of the cover body 1 and the inner side wall of the second sealing ring 22. By providing this clamping structure, the connection stability between the cover body 1 and the second sealing ring 22 can be improved. Specifically, an annular clamping groove 202 is provided on the inner side wall of the second sealing ring 22, and the outer peripheral edge of the cover body 1 is inserted into the annular clamping groove 202, so as to ensure that the gap between the outer peripheral edge of the cover body 1 and the handle body can be completely sealed.

[0048] As Figure 3 shown, in addition to the features of the above embodiments, this embodiment further defines that: the first sealing ring 21 includes an outer ring 211 and an inner ring 212, and one end of the outer ring 211 is connected to one end of the inner ring 212; the outer ring 211 is used for sealing cooperation with the shaft hole 101, and the inner ring 212 is used for sealing cooperation with the drive shaft. The drive shaft is inserted into the inner ring 212, and the outer ring 211 is inserted into the shaft hole 101 to realize the sealing between the drive shaft and the shaft hole 101, avoiding liquid and sundries from entering through the shaft hole 101, with a simple structure and good sealing performance.

[0049] As Figure 3 shown, in addition to the features of the above embodiments, this embodiment further defines that: the first sealing ring 21, the second sealing ring 22 and the first connecting portion 23 are integrally formed. Adopting an integrally formed structure can reduce the number of parts, eliminate the need for subsequent assembly, and facilitate mass production.

[0050] As Figure 3 and Figure 6 shown, in addition to the features of the above embodiments, this embodiment further defines that: the first sealing ring 21 / the second sealing ring 22 / the first connecting portion 23 is provided with a first connecting hole 201, and the first connecting hole 201 is used to connect the sealing cover and the handle body through a fastener. The first connecting hole 201 and the third connecting hole on the handle body can provide a stable connection for the sealing cover and the handle body through the cooperation of fasteners. The fastener can generate a large dispersive force with the hole wall, which can make the connection part more stable and tight, thereby facilitating the sealing connection between the sealing cover and the handle body.

[0051] As Figure 3 and Figure 6 shown, in addition to the features of the above embodiments, this embodiment further defines that: the cover body 1 is provided with a second connecting hole 105, the second connecting hole 105 is arranged opposite to the first connecting hole 201, and the first connecting hole 201 and the second connecting hole 105 connect the cover body 1 and the sealing member 2 through a fastener. By providing the second connecting hole 105 on the cover body 1, when the fastener connects the sealing cover and the handle body, the fastener can pass through the first connecting hole 201, the second connecting hole 105 and the third connecting hole at the same time, thereby making the connection between the cover body 1 and the sealing member 2 more reliable.

[0052] The second aspect of the present application provides a razor.

[0053] As Figures 4 to 6As shown in the figure, this embodiment discloses a razor, which includes: a housing assembly 200, the housing assembly 200 includes a head cover 210 and a handle body 220, and the head cover 210 is arranged on the top of the handle body 220; a cutting mechanism 300, the cutting mechanism 300 is movably arranged on the head cover 210, and the cutting mechanism 300 is used for cutting hair; the above-mentioned sealing cover 100, the sealing cover 100 is arranged on the handle body 220, and the sealing cover 100 and the handle body 220 enclose to form an installation cavity 203; a driving mechanism 400, the driving mechanism 400 is arranged in the installation cavity 203, and the driving shaft of the driving mechanism 400 passes through the first sealing ring 21 and is drivingly connected to the cutting mechanism 300. The razor provided in the second aspect of the present application, by adopting the sealing cover 100 of any one of the foregoing, a sealing member 2 is provided on the cover body 1, the sealing member 2 includes a first sealing ring 21, a second sealing ring 22 and a first connecting portion 23, the first sealing ring 21 is arranged at the shaft hole 101 of the cover body 1, the second sealing ring 22 is arranged at the periphery of the cover body 1, and the first sealing ring 21 and the second sealing ring 22 are connected by the first connecting portion 23. Thus, an integrated design can be realized, and the two connection parts between the sealing cover 100 and the handle body 220 and between the sealing cover 100 and the driving shaft can be sealed simultaneously by one sealing member 2, avoiding liquid and sundries from entering the handle body 220 through the connection parts when the user uses the razor and affecting the driving mechanism 400. In addition, the first connecting portion 23 can also be adaptively installed on the cover body 1, ensuring the reliable installation of the first connecting portion 23 while making the sealing cover 100 more compact and beautiful. The sealing member 2 has a simple structure and good sealing performance, improving the installation efficiency and being beneficial to reducing the production cost at the same time.

[0054] As Figure 5 shown, in addition to the features of the above embodiment, this embodiment further defines that: the driving mechanism 400 includes a driving motor 410 and a transmission component 420, the transmission component 420 includes a driving gear 421, a driven gear 422 and a transmission shaft 423, the driving gear 421 is sleeved on the motor shaft of the driving motor 410, the driven gear 422 meshes with the driving gear 421, and both ends of the transmission shaft 423 are drivingly connected to the driven gear 422 and the cutting mechanism 300 respectively. By adopting the above structure, it is convenient to change the transmission direction of the driving shaft according to the number of cutting units of the cutting mechanism 300 and their layout positions.

[0055] The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity of description, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, it should be considered as the scope recorded in this specification.

[0056] The above-described embodiments merely represent several implementation manners of the present utility model. The description thereof is relatively specific and detailed, but it should not be construed as a limitation to the scope of the utility model patent. It should be noted that for those of ordinary skill in the art, without departing from the concept of the present utility model, several variations and improvements can still be made, and these all fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model patent shall be subject to the appended claims.

Claims

1. A sealing cover, characterized in that: include: A cover body (1), wherein the cover body (1) is provided with an axial hole (101); A sealing member (2), the sealing member (2) comprising a first sealing ring (21), a second sealing ring (22) and a first connecting portion (23), the first sealing ring (21) being adapted to be mounted on the shaft hole (101), the first sealing ring (21) being used for sealingly connecting the cover body (1) with a driving shaft of a driving mechanism, the second sealing ring (22) being arranged on the periphery of the cover body (1), the second sealing ring (22) being used for sealingly connecting the cover body (1) with a handle body, the first sealing ring (21) being connected to the second sealing ring (22) via the first connecting portion (23), the first connecting portion (23) being adapted to be mounted on the cover body (1); The top wall or the bottom wall of the cover body (1) is provided with a first limiting groove (102), the first limiting groove (102) extending from the side wall of the shaft hole (101) to the periphery of the cover body (1), and the first connecting portion (23) is adapted to be installed in the first limiting groove (102); The cover body (1) comprises a cover body (11) and an annular step (12); the cover body (11) is provided with an avoidance cavity (103) and the axial hole (101) connected to the avoidance cavity (103); the annular step (12) is sleeved on the outer side of the cover body (11); the second sealing ring (22) is arranged on the annular step (12); the second sealing ring (22) is used for sealing connection between the annular step (12) and the handle body; the first limiting groove (102) extends from the side wall of the axial hole (101) to the annular step (12); the first limiting groove (102) is in the shape of a step.

2. The sealing cover according to claim 1, characterized in that: There are a plurality of first connection parts (23), and the plurality of first connection parts (23) are distributed at intervals along the circumference of the second sealing ring (22).

3. The sealing cover according to claim 1, characterized in that: The number of the axial holes (101) is at least two, and the at least two axial holes (101) are arranged at intervals. The number of the first sealing rings (21) is consistent with the number of the axial holes (101) and is arranged in a one-to-one correspondence. The sealing member (2) further comprises a second connecting portion (24), and at least two of the first sealing rings (21) are connected via the second connecting portion (24).

4. The sealing cover according to claim 3, characterized in that: The top wall or the bottom wall of the cover body (1) is provided with a second limiting groove (104), the second limiting groove (104) is located between the two axial holes (101), and the second connecting portion (24) is adapted to be installed in the second limiting groove (104).

5. The sealing cover according to claim 4, characterized in that: A protrusion (13) is formed on the inner wall of the second limiting groove (104), and the second connecting portion (24) is provided with a third limiting groove, and the protrusion (13) is adapted to be installed in the third limiting groove.

6. The sealing cover according to claim 1, characterized in that: A clamping structure is provided between the outer peripheral wall of the cover body (1) and the inner side wall of the second sealing ring (22); and / or The first sealing ring (21) comprises an outer ring (211) and an inner ring (212), one end of the outer ring (211) being connected to one end of the inner ring (212); the outer ring (211) is used for sealing in cooperation with the shaft hole (101), and the inner ring (212) is used for sealing in cooperation with the drive shaft; and / or The first sealing ring (21), the second sealing ring (22) and the first connecting portion (23) are integrally formed.

7. The sealing cover according to any one of claims 1 to 6, characterized in that: The first sealing ring (21) / the second sealing ring (22) / the first connecting portion (23) is provided with a first connecting hole (201), and the first connecting hole (201) is used to connect the sealing cover and the handle body through a fastener.

8. The sealing cover according to claim 7, characterized in that: The cover body (1) is provided with a second connection hole (105), the second connection hole (105) is arranged opposite to the first connection hole (201), and the first connection hole (201) and the second connection hole (105) are connected to the cover body (1) and the sealing member (2) via a fastener.

9. A razor, characterized in that: include: A housing assembly (200), the housing assembly (200) comprising a head cover (210) and a handle body (220), the head cover (210) being arranged on the top of the handle body (220); A cutting mechanism (300), the cutting mechanism (300) being movably disposed on the head cover (210), and the cutting mechanism (300) being used for cutting hair; The sealing cover (100) according to any one of claims 1 to 8, wherein the sealing cover (100) is arranged on the handle body (220), and the sealing cover (100) and the handle body (220) enclose a mounting cavity (203); A driving mechanism (400), wherein the driving mechanism (400) is arranged in the installation cavity (203), and a driving shaft of the driving mechanism (400) passes through the first sealing ring (21) and is drivingly connected to the cutting mechanism (300).

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