Shaver with independent lifting tool bit

Abstract

A shaver with an independent lifting shaver head comprises a shaver head mounting seat, at least two shaver head assemblies are arranged in the shaver head mounting seat, and a corresponding lifting structure is arranged between at least one shaver head assembly and the shaver head mounting seat. The height of the shaver head assembly is adjusted in the shaver head mounting seat under the driving of the corresponding lifting structure, and the height adjustment of the shaver head assembly is realized by arranging the independent lifting structure in the shaver head mounting seat, so that the adaptability and the flexibility of the shaver are enhanced, and the shaver is convenient to use. The lifting structure can accurately control the height of each independent tool bit assembly, it is ensured that the tool bit assemblies can be attached to the facial contours of different users, and the shaving effect and comfort are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of hair cutting equipment, in particular to a shaver with independent lifting cutter head. BACKGROUND

[0002] In the prior art, the cutter head of the shaver is usually fixedly arranged or all the cutter heads are synchronously lifted, the height of the independent cutter head cannot be adjusted according to the facial contour of the user, and the shaving effect and comfort are limited. SUMMARY

[0003] Therefore, the present application provides a shaver with independent lifting cutter head.

[0004] To achieve the above-mentioned purpose, the present application provides the following technical scheme: A shaver with independent lifting cutter head, comprising a cutter head mounting seat, at least two cutter head assemblies are arranged in the cutter head mounting seat, at least one of the cutter head assemblies is provided with corresponding lifting structure between the cutter head mounting seat, and the cutter head assembly is adjusted in height in the cutter head mounting seat under the driving of the corresponding lifting structure.

[0005] Preferably, the cutter head assembly comprises a cutter head support, a moving cutter unit and a static cutter unit, the moving cutter unit and the static cutter unit are arranged on the cutter head support, the lifting structure is movably arranged on the cutter head mounting seat, one end of the lifting structure extends into the cutter head mounting seat and is connected with the cutter head support, and the cutter head support, the moving cutter unit and the static cutter unit on the cutter head support are synchronously lifted in the cutter head mounting seat in the moving process of the lifting structure.

[0006] Preferably, the one-way stroke of each cutter head assembly in the cutter head mounting seat under the driving of the lifting structure is greater than 3mm.

[0007] Preferably, the lifting structure is a push button, a push button guide part is formed by concave on the outer wall of the cutter head mounting seat, the push button has a body part and a transmission connecting part, the body part is embedded in the push button guide part and connected with the cutter head mounting seat, the body part is movably arranged in the push button guide part, a push button guide groove is formed on the push button guide part, the transmission connecting part is formed by protruding from the body part of the push button to the push button guide groove and extends to the inside of the cutter head mounting seat and is connected with the cutter head support, and the body part drives the cutter head support, the moving cutter unit and the static cutter unit on the cutter head support to move up and down in the cutter head mounting seat through the transmission connecting part.

[0008] Preferably, the push button guide part and the push button guide groove on the push button guide part are arranged on the outer wall of the cutter head mounting seat along the height direction of the cutter head mounting seat, a connecting hole is formed on the cutter head support, and one end of the transmission connecting part away from the body part penetrates through the connecting hole and is connected with the cutter head support.

[0009] Preferably, the tool bit holder has a gear transmission part, the gear transmission part is arranged on the two side walls of the tool bit holder, the connecting hole is arranged on the gear transmission part, the gear transmission part is protruded to form a limiting end, the inner wall of the tool bit mounting seat is provided with a plurality of gear blocks arranged continuously along the height direction of the inner wall of the tool bit mounting seat corresponding to the limiting end of the gear transmission part, the gear blocks are arranged in the gear blocks, and the limiting end is inserted into the corresponding gear block to limit the inner wall of the tool bit mounting seat.

[0010] Preferably, the inner wall of the tool bit mounting seat is protruded to form a seat guide rib on the two sides of the gear block, the seat guide ribs are arranged in the guide groove, the gear transmission part is protruded to form a bracket guide rib corresponding to the seat guide rib, the bracket guide rib is inserted into the guide groove and connected with the seat guide rib, and the seat guide rib limits the horizontal position of the bracket guide rib in the guide groove.

[0011] Preferably, the push button guide part and the push button guide groove on the push button guide part are arranged on the outer wall of the tool bit mounting seat along the length direction of the tool bit mounting seat, the push button connecting part is arranged on the tool bit holder, the transmission groove is arranged on the push button connecting part in an inclined manner, one end of the transmission connecting part is inserted into the transmission groove through the push button guide groove and connected with the push button connecting part of the tool bit holder, the body part of the push button drives the transmission connecting part to move in the push button guide groove, and the end of the transmission connecting part inserted into the transmission groove drives the tool bit holder to move up and down in the tool bit mounting seat during the movement of the transmission connecting part.

[0012] Preferably, the push button connecting part is provided with a lifting limiting structure, the lifting limiting structure has a clamping end, two symmetrical lifting clamping blocks are protruded on the inner wall of the tool bit mounting seat close to the push button, clamping limiting parts are arranged on the opposite sides of the two lifting clamping blocks, limiting chamfer structures are formed on the upper and lower sides of the clamping limiting parts, and the clamping end is limited by the corresponding limiting chamfer structure during the lifting process.

[0013] Preferably, the tool bit holder is further provided with a lifting guide column, the lifting guide column is protruded on both sides of the top end of the tool bit holder, the static knife unit is provided with a lifting guide groove corresponding to the lifting guide column, and the lifting guide column is inserted into the corresponding lifting guide groove and connected with the static knife unit.

[0014] Preferably, the moving cutter unit comprises a moving cutter seat and a moving cutter blade, the static cutter unit comprises a static cutter and a static cutter fixing frame, the static cutter fixing frame is snap-connected with the cutter head support, a cutter head mounting groove is formed in the static cutter fixing frame, the moving cutter seat and the moving cutter blade are arranged in the cutter head mounting groove, the moving cutter blade is arranged on the moving cutter seat, the static cutter is arranged on the top of the static cutter fixing frame to cover the cutter head mounting groove, an elastic member is arranged between the moving cutter seat and the static cutter fixing frame, and the two ends of the elastic member are respectively abutted against the moving cutter seat and the static cutter fixing frame, and the moving cutter seat always keeps abutting against the inner surface of the static cutter under the support of the elastic member.

[0015] Preferably, a static cutter elastic member is arranged between the static cutter fixing frame and the cutter head support, and the two ends of the static cutter elastic member are respectively abutted against the static cutter fixing frame and the cutter head support.

[0016] The present application has the advantages that: by arranging independent lifting structures in the cutter head mounting seat, the height adjustment of the cutter head assembly is realized, thereby enhancing the adaptability and flexibility of the shaver, the lifting structures can accurately control the height of each independent cutter head assembly, ensure that the cutter head assembly can abut against the face contour of different users, and improve the shaving effect and comfort. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description only show some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort based on these drawings.

[0018] FIG. 1 is a schematic diagram of the present design structure; Figure 1 FIG. 2 is an exploded schematic diagram of the present design structure; FIG. 3 is a top view of the present design; Figure 2 FIG. 4 is another angle schematic diagram of the present design structure; FIG. 5 is a sectional view of the present design at A-A; Figure 3 FIG. 6 is another angle schematic diagram of the present design; FIG. 7 is another embodiment structure schematic diagram; Figure 4 FIG. 8 is another angle schematic diagram of the present design structure; Figure 3 FIG. 9 is a sectional view of the present design at A-A; FIG. 10 is another angle schematic diagram of the present design structure; Figure 5 FIG. 11 is another embodiment structure schematic diagram; FIG. 12 is another angle schematic diagram of the present design structure; Figure 6 FIG. 13 is another embodiment structure schematic diagram; FIG. 14 is another angle schematic diagram of the present design structure; Figure 7 FIG. 15 is another angle schematic diagram of the present design structure; Figure 7 FIG. 16 is another angle schematic diagram of the present design structure; FIG. 17 is another angle schematic diagram of the present design structure; Figure 8 FIG. 18 is another angle schematic diagram of the present design structure; Figure 6 FIG. 19 is another angle schematic diagram of the present design structure; FIG. 20 is another angle schematic diagram of the present design structure; Figure 9 FIG. 21 is another angle schematic diagram of the present design structure; Figure 6 FIG. 22 is a top view of the present design; and The present application relates to a razor with independent lifting cutter head Figure 10 The present application relates to a razor with independent lifting cutter head Figure 9 The present application relates to a razor with independent lifting cutter head DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0020] The present application will be further described below with reference to the drawings in the description.

[0021] The present application provides the following technical solutions: The present application relates to a razor with independent lifting cutter head Figures 1-10 As shown in the drawings, the present application discloses a razor with independent lifting cutter head, comprising a cutter head mounting seat 1, at least two cutter head assemblies 2 are arranged in the cutter head mounting seat 1, at least one of the cutter head assemblies 2 is provided with a corresponding lifting structure 3 between the cutter head mounting seat 1, and the cutter head assembly 2 is adjusted in height in the cutter head mounting seat 1 under the driving of the corresponding lifting structure 3. Specifically, in the design, by arranging independent lifting structures in the cutter head mounting seat, the height adjustment of the cutter head assembly is realized, thereby enhancing the adaptability and flexibility of the razor, the lifting structure 3 can accurately control the height of each independent cutter head assembly 2, ensuring that the cutter head assembly 2 can fit the face contour of different users, and improving the shaving effect and comfort.

[0022] Further, the cutter head assembly 2 comprises a cutter head support 4, a moving cutter unit 5 and a static cutter unit 10, the moving cutter unit 5 and the static cutter unit 10 are arranged on the cutter head support 4, the lifting structure 3 is movably arranged on the cutter head mounting seat 1, one end of the lifting structure 3 extends into the cutter head mounting seat 1 and is connected with the cutter head support 4, and the cutter head support 4, the moving cutter unit 5 and the static cutter unit 10 on the cutter head support 4 are driven by the lifting structure 3 to move synchronously in the cutter head mounting seat 1 during the movement of the lifting structure 3. Specifically, in the embodiment, the lifting structure 3 can drive the moving cutter unit 5 and the static cutter unit 10 in each cutter head assembly 2 to move synchronously, thereby ensuring that the moving cutter unit 5 and the static cutter unit 10 always maintain the best shaving angle and fit degree during shaving, thereby improving the efficiency and comfort of shaving. In addition, each lifting structure 3 is independently controlled, and the height of each cutter head assembly 2 can be adjusted individually according to the actual needs of the user, so that the razor can better adapt to different face contours and shaving needs.

[0023] Further, each of the cutter head assemblies 2 is driven by the lifting structure 3 to perform a one-way lifting stroke in the cutter head mounting seat 1, and the one-way lifting stroke is greater than 3mm. Specifically, in the embodiment, the one-way lifting stroke is greater than 3mm, which ensures that the cutter head assemblies have sufficient height adjustment range to meet various facial contours and shaving needs. This design not only improves the flexibility and adaptability of the shaver, but also ensures the best fit between the cutter head assemblies and the facial contours during shaving, thereby further improving the shaving effect and comfort. And the one-way stroke is greater than 3mm, which can form a clear height difference between the raised cutter head assemblies 2 and the non-raised cutter head assemblies. This height difference design helps users to intuitively observe which cutter head assemblies have been adjusted to the appropriate height and which still need further adjustment when using the shaver.

[0024] Further, the lifting structure 3 is a push button, the outer wall of the cutter head mounting seat 1 is recessed to form a push button guide part 11, the push button has a body part 12 and a transmission connection part 13, the body part 12 is embedded in the push button guide part 11 and connected with the cutter head mounting seat 1, the body part 12 is movably arranged in the push button guide part 11, a push button guide groove 14 is formed on the push button guide part 11, and the transmission connection part 13 is protruded from the body part 12 of the push button towards the push button guide groove 14 and extends to the inside of the cutter head mounting seat 1 to be connected with the cutter head support 4. Pushing the body part 12 drives the cutter head support 4, the moving cutter unit 5 and the static cutter unit 10 on the cutter head support 4 to perform lifting movement in the cutter head mounting seat 1 through the transmission connection part 13. Specifically, in the embodiment, the lifting structure 3 is designed in the form of a push button, which is convenient for users to operate and adjust. Users only need to simply push the body part 12 of the push button to realize the height adjustment of the cutter head assemblies 2 through the transmission connection part 13. The design of the push button guide part 11 not only provides stable guidance for the push button, but also ensures the stability and accuracy of the push button during movement. The push button guide part 11 is a recessed groove structure, which shape matches the body part 12 of the push button, thereby effectively limiting the movement direction of the push button and preventing the push button from deviating or shaking during movement. The push button guide groove 14 is provided, so that the transmission connection part 13 can smoothly extend to the inside of the cutter head mounting seat 1 and be connected with the cutter head support 4, which ensures that the push button can accurately drive the cutter head assemblies 2 to perform lifting movement when pushed.

[0025] Reference is made to the accompanying drawings Figures 1-5As shown, the push button guide 11 and the push button guide slot 14 on the push button guide 11 are arranged on the outer wall of the head mounting seat 1 along the height direction of the head mounting seat 1, the connecting hole 15 is arranged on the head support 4, and the transmission connection part 13 is connected with the head support 4 by penetrating the connecting hole 15. Specifically, in the embodiment, the push button guide slot 14 is arranged on the outer wall of the head mounting seat 1 along the height direction of the head mounting seat 1, which makes the pushing direction of the push button consistent with the lifting direction of the head assembly, thereby further improving the intuitiveness and convenience of user operation. The user only needs to push the push button along the height direction of the head mounting seat, and the height adjustment of the head assembly can be easily realized. Meanwhile, the arrangement of the connecting hole 15 provides a stable connection point for the transmission connection part 13, which ensures that the head assembly can be accurately and smoothly lifted when the push button is pushed, thereby avoiding the problem that the shaving effect and comfort are affected due to the shaking or deviation of the head assembly during shaving.

[0026] Further, the head support 4 has a gear transmission part 16, the gear transmission part 16 is arranged on the two side walls of the head support 4, the connecting hole 15 is arranged on the gear transmission part 16, the gear transmission part 16 is protruded to form a limiting end 17, a plurality of gear blocks 18 are arranged on the inner wall of the head mounting seat 1 along the height direction of the inner wall of the head mounting seat 1 corresponding to the limiting end 17 on the gear transmission part 16, a gear clamping slot 19 is formed between adjacent gear blocks 18, and the limiting end 17 extends into the corresponding gear clamping slot 19 to limit the inner wall of the head mounting seat 1. Specifically, in the embodiment, the design of the gear transmission part 16 realizes the height gear adjustment function of the head assembly 2. When the lifting structure 3 lifts the head assembly 2 to the appropriate position, the limiting end 17 on the gear transmission part 16 will extend into the corresponding gear clamping slot 19 to limit the inner wall of the head mounting seat 1, thereby fixing the height of the head assembly 2. The design of the gear adjustment not only makes the height adjustment of the head assembly more accurate and stable, but also facilitates the user to make individual height setting according to personal preference and facial contour. Meanwhile, the gear blocks 18 are arranged along the height direction of the inner wall of the head mounting seat 1, which provides multiple height gears for the user to choose, thereby further improving the adaptability and flexibility of the shaver.

[0027] Further, the inner wall of the head mounting seat 1 is convexly formed with seat guide ribs 20 on the two sides of the gear block 18, and the seat guide ribs 20 form a guide groove 21 therebetween, and the gear block 18 is arranged in the guide groove 21, and the gear transmission part 16 is convexly formed with support guide ribs 22 corresponding to the seat guide ribs 20, and the support guide ribs 22 extend into the guide groove 21 and are in contact with the seat guide ribs 20, and the seat guide ribs 20 limit the horizontal position of the support guide ribs 22 in the guide groove 21. Specifically, in this embodiment, the seat guide ribs 20 and the guide groove 21 are designed to provide stable guidance for the cooperation between the gear transmission part 16 and the gear block 18. The support guide ribs 22 extend into the guide groove 21 and are in contact with the seat guide ribs 20, which ensures the stability and accuracy of the gear transmission part 16 during the lifting process, and avoids affecting the accuracy and stability of the gear adjustment due to shaking or deviation.

[0028] Reference is made to the accompanying drawings Figures 6-10 As shown in another embodiment, the push button guide part 11 and the push button guide groove 14 thereon are arranged on the outer wall of the head mounting seat 1 along the length direction of the head mounting seat 1, the head support 4 is provided with a push button connecting part 23, the push button connecting part 23 is provided with an inclined transmission groove 24, and one end of the transmission connecting part 13 extends through the push button guide groove 14 and is connected to the push button connecting part 23 of the head support 4. The body part 12 of the push button drives the transmission connecting part 13 to move in the push button guide groove 14, and during the movement of the transmission connecting part 13, the end of the transmission connecting part 13 extending into the transmission groove 24 drives the head support 4 to move up and down in the head mounting seat 1. Specifically, in this embodiment, The design of the push button guide part 11 and the push button guide groove 14 along the length direction of the head mounting seat 1 provides another operation mode for the user. Unlike the height direction, the design of the length direction allows the user to adjust the height of the head assembly by pushing the push button left and right. The arrangement of the push button connecting part 23 and the inclined design of the transmission groove 24 enable the transmission connecting part 13 to smoothly drive the head support 4 to move up and down during the pushing process. In addition, the inclined transmission groove 24 also has a certain self-locking function, and when the push button is in a stationary state, the cooperation between the transmission connecting part 13 and the transmission groove 24 can prevent the head assembly from accidentally lifting due to external factors, thereby improving the stability and safety of the shaver.

[0029] Further, the push button connecting portion 23 is provided with a lifting limiting structure 25, the lifting limiting structure 25 has a clamping end 26, the inner wall of the side of the cutter head mounting seat 1 close to the push button is protruded to form two symmetrical lifting clamping blocks 27, the opposite sides of the two lifting clamping blocks 27 are both provided with clamping limiting portions 28, the upper and lower sides of the clamping limiting portions 28 are both formed with limiting chamfer structures 29, and the clamping end 26 is limited and connected with the corresponding limiting chamfer structure 29 in the lifting process. Specifically, in the embodiment, the design of the lifting limiting structure 25 further enhances the stability and safety of the cutter head assembly in the lifting process. When the push button is pushed and the transmission connecting portion 13 drives the cutter head support 4 to move up and down, the clamping end 26 of the lifting limiting structure 25 will cooperate with the clamping limiting portions 28 on the lifting clamping blocks 27 on the inner wall of the cutter head mounting seat 1. In the lifting process, the clamping end 26 will slide along the slope of the limiting chamfer structure 29 until it reaches the predetermined lifting position, at which time the clamping end 26 is in close contact with the clamping limiting portions 28, forming a limit, thereby fixing the height of the cutter head assembly. This design not only ensures the accuracy and stability of the lifting of the cutter head assembly, but also effectively prevents the cutter head assembly from accidentally lifting during shaving due to external factors, further improving the safety of the shaver and the stability of the shaving effect.

[0030] Further, the cutter head support 4 is also provided with a lifting guide column 30, the lifting guide column 30 is protruded on both sides of the top end of the cutter head support 4, the static cutter unit 10 is provided with a lifting guide groove 31 corresponding to the lifting guide column 30, and the lifting guide column 30 is connected with the static cutter unit 10 by extending into the corresponding lifting guide groove 31. Specifically, in the embodiment, The design of the lifting guide column 30 and the lifting guide groove 31 provides stable guidance for the lifting of the cutter head assembly 2. The lifting guide column 30 is protruded on both sides of the top end of the cutter head support 4, and the lifting guide groove 31 is correspondingly provided on the static cutter unit 10. When the cutter head assembly 2 moves up and down, the lifting guide column 30 will extend into the corresponding lifting guide groove 31 and move along the track of the lifting guide groove 31. This design not only ensures the stability and accuracy of the cutter head assembly 2 in the lifting process, but also effectively prevents the cutter head assembly 2 from shaking or deviating during shaving, which affects the shaving effect and comfort. In addition, the cooperation of the lifting guide column 30 and the lifting guide groove 31 also has a certain self-locking function. When the cutter head assembly 2 is lifted to the predetermined position, the close cooperation of the lifting guide column 30 and the lifting guide groove 31 can prevent the cutter head assembly 2 from accidentally lifting due to external factors, further improving the stability and safety of the shaver.

[0031] Further, the moving cutter unit 5 includes a moving cutter seat 32 and a moving cutter blade 33, the static cutter unit 10 includes a static cutter 6 and a static cutter fixing frame 34, the static cutter fixing frame 34 is snap connected with the cutter head support 4, a cutter head mounting groove 35 is formed in the static cutter fixing frame 34, the moving cutter seat 32 and the moving cutter blade 33 are both arranged in the cutter head mounting groove 35, the moving cutter blade 33 is arranged on the moving cutter seat 32, the static cutter 6 is arranged on the top of the static cutter fixing frame 34 to cover the cutter head mounting groove 35, an elastic member 36 is arranged between the moving cutter seat 32 and the static cutter fixing frame 34, the two ends of the elastic member 36 respectively abut against the moving cutter seat 32 and the static cutter fixing frame 34, and the moving cutter seat 32 always keeps abutting against the inner surface of the static cutter 6 under the support of the elastic member 36. Specifically, in the embodiment, the cooperation of the moving cutter unit 5 and the static cutter unit 10 realizes the high-efficiency shaving effect. The combination of the moving cutter seat 32 and the moving cutter blade 33 enables the moving cutter unit 5 to move flexibly and closely abut against the facial contour during shaving. The static cutter 6 is arranged on the top of the static cutter fixing frame 34 to cover the cutter head mounting groove 35, which effectively prevents the hair or debris from entering the inside of the cutter head during shaving, and maintains the cleanliness of the cutter head and the shaving effect. Meanwhile, the elastic member 36 arranged between the moving cutter seat 32 and the static cutter fixing frame 34 plays a key role in support and buffering. The two ends of the elastic member 36 respectively abut against the moving cutter seat 32 and the static cutter fixing frame 34, so that the moving cutter seat 32 always keeps abutting against the inner surface of the static cutter 6 during shaving. This design not only improves the comfort and efficiency of shaving, but also effectively prolongs the service life of the cutter head. In addition, the support of the elastic member 36 also enables the moving cutter unit 5 to flexibly adapt to different facial contours, ensuring the stability and effect of shaving.

[0032] Further, the static cutter fixing frame 34 and the cutter head support 4 are provided with a static cutter elastic member 37, and the two ends of the static cutter elastic member 37 abut against the static cutter fixing frame 34 and the cutter head support 4, respectively. Specifically, in the embodiment, the arrangement of the static cutter elastic member 37 enables the static cutter 6 arranged on the static cutter fixing frame 34 to have a certain floating capability, which can better abut against the facial contour of the user. Especially when encountering uneven areas of the face during shaving, the static cutter 6 can be finely adjusted under the action of the static cutter elastic member 37, and always keep close contact with the facial skin, thereby improving the comfort and effect of shaving. In addition, the static cutter elastic member 37 can also effectively alleviate the vibration generated during shaving, reduce the stimulation to the facial skin, and further improve the shaving experience of the user.

[0033] The foregoing description of the disclosed embodiments enables a person skilled in the art to make or use the application. Modifications of these embodiments will occur to persons of skill in the art, and, while certain modifications are discussed, it is desired to be protected in accordance with the spirit and scope of the application. Therefore, the application is not limited to the specific embodiments shown and described, but only by the scope of the appended claims, unless otherwise specified.

Claims

1. A shaver with an independently liftable cutter head, comprising a cutter head mounting seat (1), wherein at least two cutter head assemblies (2) are arranged in the cutter head mounting seat (1), characterized in that: A corresponding lifting structure (3) is provided between at least one of the cutter head assemblies (2) and the cutter head mounting seat (1), and the cutter head assembly (2) is height-adjusted within the cutter head mounting seat (1) under the drive of the corresponding lifting structure (3).

2. The shaver with an independently liftable cutter head according to claim 1, characterized in that: The cutter head assembly (2) includes a cutter head bracket (4), a movable cutter unit (5) and a stationary cutter unit (10), wherein the movable cutter unit (5) and the stationary cutter unit (10) are both arranged on the cutter head bracket (4), and the lifting structure (3) is movably arranged on the cutter head mounting seat (1), and one end of the lifting structure (3) extends into the interior of the cutter head mounting seat (1) and is connected to the cutter head bracket (4). During the movement of the lifting structure (3), the cutter head bracket (4) and the movable cutter unit (5) and the stationary cutter unit (10) on the cutter head bracket (4) are driven to perform synchronous lifting and lowering movements in the cutter head mounting seat (1).

3. The shaver with an independently liftable cutter head according to claim 1, characterized in that: Driven by the lifting structure (3), each of the cutter head components (2) has a lifting and lowering one-way stroke greater than 3 mm in the cutter head mounting seat (1).

4. The shaver with an independently liftable cutter head according to claim 2, wherein: The lifting structure (3) is a push button, and a push button guide portion (11) is formed on the outer wall of the cutter head mounting seat (1). The push button has a main body (12) and a transmission connection portion (13). The main body (12) is embedded in the push button guide portion (11) and connected to the cutter head mounting seat (1). The main body (12) is movably arranged in the push button guide portion (11). A push button guide groove (14) is provided on the push button guide portion (11). The transmission connection portion (13) is formed by the main body (12) of the push button protruding toward the push button guide groove (14) and extending to the inside of the cutter head mounting seat (1) to be connected to the cutter head bracket (4). The main body (12) is pushed through the transmission connection portion (13) to drive the cutter head bracket (4) and the movable knife unit (5) and the static knife unit (10) on the cutter head bracket (4) to perform lifting and lowering movements in the cutter head mounting seat (1).

5. The shaver with an independently liftable cutter head according to claim 4, characterized in that: The push button guide portion (11) and the push button guide groove (14) on the push button guide portion (11) are arranged on the outer wall of the cutter head mounting seat (1) along the height direction of the cutter head mounting seat (1); a connecting hole (15) is provided on the cutter head bracket (4); and an end of the transmission connecting portion (13) away from the main body portion (12) passes through the connecting hole (15) and is connected to the cutter head bracket (4).

6. The shaver with an independently liftable cutter head according to claim 5, characterized in that: The cutter head bracket (4) has a gear transmission part (16), and the gear transmission part (16) is arranged on both side walls of the cutter head bracket (4). The connecting hole (15) is opened on the gear transmission part (16), and a limiting end (17) is protruded on the gear transmission part (16). A plurality of gear blocks (18) are arranged continuously along the height direction of the inner wall of the cutter head mounting seat (1) corresponding to the limiting end (17) on the gear transmission part (16) on the inner wall of the cutter head mounting seat (1). A gear slot (19) is formed between adjacent gear blocks (18), and the limiting end (17) extends into the corresponding gear slot (19) and is connected to the inner wall of the cutter head mounting seat (1) in a limiting manner.

7. The shaver with an independently liftable cutter head according to claim 6, characterized in that: The inner wall of the cutter head mounting seat (1) is protruded on the parts on both sides of the shift block (18) to form seat body guide ribs (20), and guide grooves (21) are formed between the seat body guide ribs (20). The shift block (18) is arranged in the guide groove (21), and the shift transmission part (16) is protruded to form bracket guide ribs (22) corresponding to the seat body guide ribs (20). The bracket guide ribs (22) extend into the guide groove (21) and connect with the seat body guide ribs (20). The seat body guide ribs (20) limit the horizontal position of the bracket guide ribs (22) in the guide groove (21).

8. The shaver with an independently liftable cutter head according to claim 4, wherein: The push button guide portion (11) and the push button guide groove (14) on the push button guide portion (11) are arranged on the outer wall of the cutter head mounting seat (1) along the length direction of the cutter head mounting seat (1); the push button connecting portion (23) is provided on the cutter head bracket (4); the push button connecting portion (23) is provided with an inclined transmission groove (24); one end of the transmission connecting portion (13) passes through the push button guide groove (14) and extends into the transmission groove (24) to be connected with the push button connecting portion (23) of the cutter head bracket (4); the main body (12) of the push button is pushed to drive the transmission connecting portion (13) to move in the push button guide groove (14); during the movement of the transmission connecting portion (13), the end of the transmission connecting portion (13) extending into the transmission groove (24) drives the cutter head bracket (4) to move up and down in the cutter head mounting seat (1).

9. The shaver with an independently liftable cutter head according to claim 8, characterized in that: A lifting limit structure (25) is provided on the push button connecting portion (23), and the lifting limit structure (25) has a clamping end (26). Two symmetrical lifting clamping blocks (27) are protruded from the inner wall of the side of the cutter head mounting seat (1) close to the push button. Clamping limit portions (28) are provided on opposite surfaces of the two lifting clamping blocks (27). Limit chamfer structures (29) are formed on the upper and lower sides of the clamping limit portion (28). The clamping end (26) is limitedly connected with the corresponding limit chamfer structure (29) during the lifting process.

10. The shaver with independently liftable cutter heads according to claim 8, characterized in that: A lifting guide column (30) is further provided on the cutter head bracket (4), and the lifting guide column (30) is protruded on both sides of the top end of the cutter head bracket (4). A lifting guide groove (31) corresponding to the lifting guide column (30) is provided on the static knife unit (10), and the lifting guide column (30) extends into the corresponding lifting guide groove (31) to be connected to the static knife unit (10).

11. The shaver with an independently liftable cutter head according to claim 2, wherein: The movable knife unit (5) includes a movable knife seat (32) and a movable blade (33), and the static knife unit (10) includes a static knife (6) and a static knife fixing frame (34). The static knife fixing frame (34) is snap-connected to the knife head bracket (4), and a knife head mounting groove (35) is formed in the static knife fixing frame (34). The movable knife seat (32) and the movable blade (33) are both arranged in the knife head mounting groove (35), and the movable blade (33) is arranged on the movable knife seat (32). The static knife (6) is arranged on the top of the static knife fixing frame (34) to cover the knife head mounting groove (35). An elastic member (36) is arranged between the movable knife seat (32) and the static knife fixing frame (34), and the two ends of the elastic member (36) respectively press against the movable knife seat (32) and the static knife fixing frame (34). The movable knife seat (32) always keeps in contact with the inner surface of the static knife (6) under the support of the elastic member (36).

12. The shaver with independently liftable cutter heads according to claim 9, wherein: A static knife elastic member (37) is provided between the static knife fixing frame (34) and the cutter head bracket (4), and two ends of the static knife elastic member (37) respectively abut against the static knife fixing frame (34) and the cutter head bracket (4).

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