CN211278504U

CN211278504U - Electric shaver transmission structure with four tool bits

Info

Publication number: CN211278504U
Application number: CN201921260423.1U
Authority: CN
Inventors: 袁小铃
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-08-18
Anticipated expiration: 2029-08-06

Abstract

An electric shaver transmission structure with four shaver heads comprises a shaver head bracket and a shaver unit, and a cutter head connecting seat connected between the cutter head bracket and the shaving unit, four shaving mechanisms are arranged in the shaving unit, it is characterized in that the cutter head bracket comprises a bracket shell, a bracket cover body and a gear transmission system arranged in the bracket shell, the gear transmission system comprises a driving gear and four driven gears, a transmission shaft is connected between the driven gears and the shaving mechanism, a cavity is formed in the center of each driven gear, a connecting piece is arranged at the lower end of each transmission shaft, the spring is arranged in the cavity of the driven gear, and two ends of the spring respectively abut against the end faces of the driven gear and the transmission shaft, so that the transmission shaft has a tendency of upwards popping out of the cavity.

Description

Electric shaver transmission structure with four tool bits

Technical Field

The utility model relates to a razor field specifically is an electric razor transmission structure with four tool bits.

Background

Electric razor is the life consumer goods that the man received much attention all the time, and present rotary shaver tool bit quantity all is two mostly, and three is given first place to. Regarding razor tool bit, when using, the more the tool bit is shaved the area just bigger, and the effect of shaving just is better, and to some men who possess the side hu, because beard coverage area is wide, these traditional electric shaver use because the area of shaving is little, and the effect of shaving is not good.

Disclosure of Invention

The utility model aims at: in order to solve the problems that the number of the cutter heads of the electric shaver is too small and the shaving area is small, the electric shaver with the four cutter heads is provided.

In order to solve the problem of the electric shaver, the electric shaver with four shaver heads is provided, and the shaver heads are connected through gear transmission.

The technical scheme of the utility model: an electric shaver transmission structure with four shaver heads comprises a shaver head bracket, a shaver unit and a shaver head connecting seat connected between the shaver head bracket and the shaver unit, wherein four shaver mechanisms are arranged in the shaver unit, and the electric shaver transmission structure is characterized in that the shaver head bracket comprises a bracket shell and a bracket cover body as well as a gear transmission system arranged in the bracket shell, the gear transmission system comprises a driving gear and four driven gears, the driving gear is arranged in the middle of the driven gears, the driven gears are symmetrically distributed around the driving gear, the bracket cover body is provided with a gear shaft connected with the driving gear, a shaft hole matched and connected with the gear shaft of the bracket cover body is arranged in the driving gear, the bottom surface of the driving gear is connected with a transmission main shaft, a transmission shaft is connected between the driven gear and the shaver mechanism, a cavity is formed, the lower extreme of transmission shaft is equipped with the connecting piece to can be injectd through the connecting piece from top to bottom in driven gear's the cavity, still be equipped with the spring in driven gear's the cavity, the spring both ends support respectively in driven gear and transmission shaft's terminal surface, make the transmission shaft have upwards pop out the trend of cavity.

Furthermore, the driving gear is provided with a connecting plate connected with the transmission main shaft, the transmission main shaft is provided with a clamping joint, and the connecting plate is provided with a clamping joint port matched with the clamping joint.

Furthermore, the connecting plates on the driving gear are at least more than two and are uniformly distributed on the connecting part.

Furthermore, the transmission shaft connecting piece is a steering block, a steering groove matched with the steering block is formed in the driven gear, the steering groove penetrates through the bottom of the driven gear, and a limiting block is arranged on the steering groove.

Furthermore, the number of the steering blocks and the steering grooves is three, and the steering blocks and the steering grooves are respectively and uniformly distributed on the transmission shaft and the driven gear.

Furthermore, a positioning cavity is formed in the transmission shaft, one end of the spring is arranged in the positioning cavity, and the other end of the spring abuts against the cavity of the driven gear.

Advantageous effects

1. The utility model discloses the razor tool bit passes through gear drive and connects the tool bit that shaves, and a driving gear drives four driven gear, and it is flexible can not influence driven gear and drive the transmission shaft to shave the mechanism, and its transmission is steady, long service life.

2. The utility model discloses between razor tool bit driving gear and the transmission shaft, be connected through the joint interface on the connecting plate, the convenient dismantlement.

3. The utility model discloses connecting plate on the razor tool bit driving gear needs two at least, just can realize the joint and connect.

4. The utility model discloses razor tool bit transmission shaft and driven gear are connected through turning to the piece cooperation, make things convenient for the transmission shaft transmission to connect, set up the stopper on turning to the groove, prevent to turn to the piece and break away from.

5. The utility model discloses razor tool bit transmission shaft is connected through the cooperation of three piece that turns to simultaneously with driven gear, promotes connection performance, steady transmission.

6. The utility model discloses razor tool bit transmission shaft is provided with the location chamber, makes the better connection of screw thread between driven gear and transmission shaft.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a head structure of a shaver

FIG. 2 is a schematic view of a tool bit carrier configuration

FIG. 3 is a schematic view of a connection structure of the rotating main shaft

FIG. 4 is a schematic view of a drive shaft connection

FIG. 5 is one of the internal structure views of the propeller shaft

FIG. 6 is a second internal structure view of a transmission shaft

In the figure: 10-cutter head bracket, 20-shaving unit, 101-bracket shell, 102-bracket cover, 103-gear transmission system, 104-driving gear, 105-driven gear, 106-gear shaft, 107-shaft hole, 108-transmission main shaft, 109-cavity, 110-connecting plate, 111-clamping, 112-clamping interface, 113-steering block, 114-steering groove, 115-limiting block, 116-transmission shaft, 117-connecting piece, 118-spring, 119-positioning cavity and 201-shaving mechanism

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, 2 and 5, an electric razor transmission structure with four blades comprises a blade carrier 10 and a shaving unit 20, and a blade connecting seat connected between the blade carrier 10 and the shaving unit 20, wherein four shaving mechanisms 201 are arranged in the shaving unit 20, the blade carrier 10 comprises a carrier housing 101 and a carrier cover 102, and a gear transmission system 103 arranged in the carrier housing 101, the gear transmission system 103 comprises a driving gear 104 and four driven gears 105, the driving gear 104 is arranged in the middle of the driven gears 105, the driven gears 105 are symmetrically distributed around the driving gear 104, the carrier cover 102 is provided with a gear shaft 106 connected with the driving gear 104, the driving gear 104 is provided with a shaft hole 107 connected with the carrier cover 102 in a matching manner, and the bottom of the driving gear 104 is connected with a transmission spindle 108, a transmission shaft 116 is connected between the driven gear 105 and the shaving mechanism 201, a cavity 109 is formed in the center of the driven gear 105, a connecting member 117 is arranged at the lower end of the transmission shaft 116, and the connecting member 117 can be vertically movably limited in the cavity 109 of the driven gear 105, a spring 118 is further arranged in the cavity 109 of the driven gear 105, and two ends of the spring 118 respectively abut against the driven gear 105 and the cavity 109 of the transmission shaft 116, so that the transmission shaft 116 has an upward trend. Specifically, the driving structure of the electric shaver with four cutter heads drives four driven gears 105 through one driving gear 104, the driven gears 105 are connected with a shaving mechanism 201, when the shaving mechanism 201 is pressed downwards, a connecting piece 117 of a driving shaft 116 connected in the driven gears 105 is pressed downwards along a cavity 109, the shaving mechanism 201 can normally rotate, and a spring 118 can prevent the driving shaft 116 from falling downwards in a non-working state.

As shown in fig. 3, the driving gear 104 is provided with a connecting plate 110 connected to the transmission main shaft 108, the transmission main shaft 108 is provided with a latch 111, and the connecting plate 110 is provided with a latch interface 112 engaged with the latch 111. Specifically, a connecting plate 110 is disposed below the driving gear 104 of the electric shaver, and is connected to a latch 111 on the transmission main shaft 108 through a latch interface 112 on the connecting plate 110.

Furthermore, at least two connecting plates 110 on the driving gear 104 are uniformly distributed at the bottom of the transmission shaft 116. Specifically, the drive gear 104 is provided with more than two connecting plates 110, and needs to be evenly distributed, otherwise, the snap connection cannot be realized.

As shown in fig. 4, the connecting member 117 of the transmission shaft 116 is a turning block 113, a turning groove 114 matched with the turning block 113 is formed on the driven gear 105, the turning groove 114 penetrates through the bottom of the driven gear 105, and a limit block 115 is formed on the turning groove 114. Specifically, the transmission shaft 116 is connected with the steering groove 114 through the steering block 113 in a matching manner, and the steering groove 114 is provided with a limit block 115 to prevent the transmission shaft from falling off during rotation.

Further, the number of the turning blocks 113 and the turning grooves 114 is three, and the turning blocks and the turning grooves are uniformly distributed on the transmission shaft 116 and the driven gear 105. Specifically, at the joint of the transmission shaft 116 and the driven gear 105, three mutually-matched steering grooves 114 and steering blocks 113 are simultaneously arranged to mutually share the torsional force.

As shown in fig. 6, a positioning cavity 119 is further formed in the transmission shaft 116, one end of the spring 118 is disposed in the positioning cavity 119, and the other end of the spring abuts against the cavity 109 of the driven gear 105. Specifically, a positioning cavity 119 is formed in the transmission shaft 116 and is matched with the cavity 109 on the driven gear 105, one end of the spring 118 abuts against the cavity 109 of the driven gear 105, and the other end of the spring 118 abuts against the positioning cavity 119 of the transmission shaft 116.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. An electric shaver transmission structure with four shaver heads comprises a shaver head bracket (10), a shaver unit (20) and a shaver head connecting seat connected between the shaver head bracket (10) and the shaver unit (20), wherein four shaver mechanisms (201) are arranged in the shaver unit (20), the electric shaver transmission structure is characterized in that the shaver head bracket (10) comprises a bracket shell (101), a bracket cover body (102) and a gear transmission system (103) arranged in the bracket shell (101), the gear transmission system (103) comprises a driving gear (104) and four driven gears (105), the driving gear (104) is arranged in the middle of the driven gears (105), the driven gears (105) are symmetrically distributed around the driving gear (104), the bracket cover body (102) is provided with a gear shaft (106) connected with the driving gear (104), the driving gear (104) is internally provided with a shaft hole (107) matched and connected with the gear shaft (106) of the cover body bracket (102), the bottom surface of the driving gear (104) is connected with a transmission main shaft (108), a transmission shaft (116) is connected between the driven gear (105) and the shaving mechanism (201), a cavity (109) is formed at the center of the driven gear (105), a connecting piece (117) is arranged at the lower end of the transmission shaft (116), the connecting piece (117) can be limited in the cavity (109) of the driven gear (105) in a vertically movable mode, a spring (118) is further arranged in the cavity (109) of the driven gear (105), and two ends of the spring (118) are respectively abutted against the end faces of the driven gear (105) and the transmission shaft (116), so that the transmission shaft (116) has a tendency of upwards popping up the cavity (109).

2. The transmission structure of an electric shaver with four cutter heads as claimed in claim 1, wherein the driving gear (104) is provided with a connecting plate (110) connected with the transmission main shaft (108), the transmission main shaft (108) is provided with a clamping joint (111), and the connecting plate (110) is provided with a clamping interface (112) matched with the clamping joint (111).

3. The transmission structure of an electric shaver with four cutter heads as claimed in claim 2, wherein the connecting plates (110) on the driving gear (104) are at least two and are uniformly distributed on the bottom of the transmission shaft (116).

4. The transmission structure of an electric shaver with four cutter heads as claimed in claim 1, wherein the connecting member (117) of the transmission shaft (116) is a turning block (113), the driven gear (105) is provided with a turning groove (114) matching with the turning block (113), the turning groove (114) penetrates through the bottom of the driven gear (105), and the turning groove (114) is provided with a stopper (115).

5. The electric shaver drive with four cutting heads as set forth in claim 4, wherein the number of the turning blocks (113) and the turning grooves (114) is three and are evenly distributed on the drive shaft (116) and the driven gear (105), respectively.

6. The transmission structure of an electric shaver with four cutter heads as claimed in claim 1, wherein a positioning cavity (119) is further formed in the transmission shaft (116), one end of the spring (118) is disposed in the positioning cavity (119), and the other end abuts against the cavity (109) of the driven gear (105).