CN109015771A - A kind of shaver - Google Patents

Abstract

The invention relates to a shaver, which includes a handle, a cutter head and a connecting piece connecting them. The connecting piece includes a body part, a first connecting part, and a second connecting part. , the first connection part includes a guide body and an elastic part, the guide body and the elastic part can be snapped into the installation hole together, and the top end of the elastic part is formed with a push part for disengaging the connection part from the handle, and the push part can expose the installation hole The upper end surface of the push part is also formed with a stepped surface, the upper end of the mounting hole is provided with a first hanging platform for the stepped surface to be clamped, and there is also a space between the bottom end of the push part and the top of the guide body for the push part The movable first reserved space and the second connecting part have two horn-shaped curved arms arranged symmetrically, and the top ends of the two horn-shaped curved arms are respectively pivotally connected to the two sides of the cutter head. The shaver has simple structure and low cost, and the user can complete the detachment action of the cutter head with one hand, which is very convenient and fast.

Description

a razor

technical field

The present invention relates to a shaver.

Background technique

Existing shavers are divided into two categories: manual and electric. Among them, the manual razor does not have a power supply. Its structure is relatively simple, it is lighter and portable, and the manual razor shaves more thoroughly. Therefore, it is popular in the market. occupy the vast majority of the share.

Traditional manual razors are fixedly connected together by the handle and the razor head, so that the blade arranged on the razor head cannot be flat against the face, and the shaving effect is poor, and it is easy to scratch the skin. A kind of razor whose razor head can rotate relative to the handle gradually appeared on the market, which can make the blade close to the face, has a good shaving effect, and is not easy to scratch the skin, such as the patent number CN201020199849 .3 (notification number is CN201755840U) Chinese utility model patent shows such a manual shaver, which includes a handle, the end of the handle is provided with a cutter head, and several blades are arranged on the cutter head. The back of the cutter head is provided with mutually opposite concave holes, the end of the handle is provided with side ribs, and the side ribs are respectively pivotally arranged in the concave holes, and the end of the handle is also provided with elastic reset ribs , the end of the elastic reset rib leans against the back of the cutter head. The shaver realizes the rotation of the cutter head and the handle through the side ribs pivotally arranged in the concave hole, and the rotation is smooth without stagnation.

But this manual shaver also has certain deficiencies, for example, the dismounting operation between its cutter head and the handle is inconvenient and flexible, and the cutter head of this shaver is directly connected on the handle, when the user uses When the cutter head needs to be separated from the handle after completion, it must be completed through the cooperation of both hands, and the one-hand detachment operation cannot be realized; One piece, due to the length limitation of the handle itself, the pivotal part is easy to touch other objects during installation or carrying, resulting in damage, and after the pivotal part is damaged, the handle cannot be used and can only be discarded , resulting in a waste of resources.

Therefore, existing razor also needs further improvement.

Contents of the invention

The technical problem to be solved by the present invention is to provide a shaver that is easy to detach in view of the current state of the prior art.

The technical solution adopted by the present invention to solve the above technical problems is: a shaver, including a handle and a cutter head, the shaver also includes a connecting piece for connecting the cutting head and the handle, and the connecting piece includes a body part . A first connection part extending upward from the body part and a second connection part extending from the bottom end of the body part to one side, wherein the body part, the first connection part and the second connection part are integrally formed; The front end of the handle has a mounting hole through up and down, and the first connecting part includes a guide body and an elastic member, wherein the guide body and the elastic member can be snapped into the installation hole together, and the installation hole is circular hole, the guide body is an arc-shaped piece suitable for the circular hole, the top end of the elastic piece is formed with a pushing part for disengaging the connecting piece from the handle, and the pushing part can expose the installation hole The upper end surface of the push part is also formed with a stepped surface. Correspondingly, the upper end of the installation hole is provided with a first hanging platform for clamping the stepped surface. The bottom end of the push part is connected to the There is also a first reserved space for the movement of the push part between the tops of the guide body; the second connecting part has two horn-shaped curved arms symmetrically arranged, and the top ends of the two horn-shaped curved arms pivot respectively. connected to both sides of the cutter head.

Preferably, the outer wall of the guide body has several guide ribs arranged at intervals, and the inner wall of the installation hole is provided with guide grooves matching the guide ribs. The installation hole and the guide body are limited by ribs and grooves, which makes the assembly and detachment process between the connector and the handle more convenient and stable, and the two are more firm after assembly, and are less likely to rotate or shake.

Preferably, the notch of the guide groove is a flared mouth gradually expanding outward. The setting of the bell mouth makes it easier to insert the guide rib of the connecting piece, which improves the speed of the user's assembly of the cutter head.

Preferably, the elastic member is in the shape of a plate, and correspondingly, a matching plane matching the plate-shaped elastic member is formed on the inner wall of the installation hole, and the first hanging platform is located on the matching plane the upper end. After the connecting piece is installed in the mounting hole, the elastic piece has a pre-tightening force, which can fit on the mating plane of the mounting hole, so that the entire connecting piece is firmly fixed on the mounting hole of the handle, and the second A hanging platform is arranged on the upper end of the matching plane, so that after the connector reaches a predetermined position during the process of being assembled into the installation hole, the step surface at the upper end thereof can be automatically clamped onto the first hanging platform.

Preferably, the push part is a cylindrical push knob, and the upper end surface of the push knob also has a recessed part for pushing and contacting. Such a structural setting facilitates the user to use force when detaching the connecting piece, conforms to human mechanics, and improves user experience.

Preferably, the guide body and the elastic member are arranged at intervals on the body part, and the distance between the guide body and the elastic member forms a second reserve for the elastic member to elastically swing. space, and the second reserved space has an adjustment arm supported between the guide body and the elastic member. The heights of the adjustment arms held between the guide body and the elastic member are different, and the elastic members have different elastic swing amplitudes in the second reserved space, and thus have different elastic variables. The user can adjust the height of the adjustment arm according to actual needs. The selection is made so that the connecting piece can be firmly fixed in the mounting hole of the handle, and can be easily dismounted from the mounting hole.

Preferably, both sides of the cutter head have concave holes oppositely arranged, and the top ends of the two horn-shaped curved arms respectively have rotating shafts adapted to the concave holes, and the rotating shafts can be rotatably connected to the in the concave hole.

Preferably, the second connecting part further includes an elastic support arm capable of driving the cutter head to reset automatically after turning a certain angle, and the free end of the elastic support arm is supported on the back of the cutter head. When the cutter head rotates relative to the connector, the free end of the elastic support arm can be supported on the back of the cutter head, and elastically deformed, with a certain elastic potential energy. When the user changes different gestures, the cutter head will Driven by the support arm, it will automatically reset to the initial position, making the shaving process more convenient and faster.

Preferably, the horn-shaped curved arm also has a rotation limiting platform that extends downward and can limit the rotation angle of the cutter head. The rotation limiting platform is close to the rotation axis and can support and contact the cutter head. . The setting of the rotation limit table can prevent the cutter head from rotating arbitrarily, and the rotation limit table cooperates with the elastic support arm to ensure that the cutter head can rotate within a suitable angle.

Preferably, the bottom end of the body part of the connector also has a process hole for mold processing, a cover is fastened on the process hole, the inner wall of the cover extends upwards to form a cantilever, and the free of the cantilever There is a hook at the end, and correspondingly, the connecting piece has a second hanging platform for the hook to engage with. Such a structural arrangement can make the cover firmly fasten on the process hole of the main body, preventing the exposure of the process hole from affecting the overall appearance of the shaver.

Compared with the prior art, the present invention has the advantages that: the upper end of the elastic part of the shaver of the present invention is formed with a push portion that can expose the upper end face of the mounting hole, when the cutter head needs to be detached from the handle, the user can Push the pushing part directly, and the elastic part will be elastically deformed and approach the direction of the guide body, so that the connecting part and the cutter head connected to it can be quickly dismounted from the mounting hole of the handle. This shaver structure Simple, the user can complete the detachment of the cutter head with one hand, which is very convenient and fast; secondly, the handle of the shaver of the present invention and the cutter head are connected through a connecting piece, wherein the connecting piece includes a main body, a first An integral part of the connecting part and the second connecting part, the integral part can be made of plastic material, and can be directly injection molded at one time, its cost is low, and it is easy to process, and the guide body of the first connecting part is a curved part, which can The inner wall surface of the mounting hole is in close contact with each other, and after the connecting piece is assembled into the mounting hole of the handle, the fixing between the two is more firm and less likely to shake.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the shaver in the embodiment of the present invention;

Fig. 2 is the exploded schematic diagram of the shaver in the embodiment of the present invention;

Fig. 3 is a schematic diagram of the matching structure of the connector and the cutter head of the shaver in the embodiment of the present invention;

Fig. 4 is another perspective schematic diagram of the matching structure between the three-dimensional connector and the cutter head of the shaver in the embodiment of the present invention;

Fig. 5 is a schematic perspective view of the three-dimensional structure of the connector of the shaver in the embodiment of the present invention;

Fig. 6 is a three-dimensional sectional view of the connector of the shaver in the embodiment of the present invention;

Fig. 7 is the side view of the connector of the shaver in the embodiment of the present invention;

Fig. 8 is another perspective view of the connector of the shaver in the embodiment of the present invention;

Fig. 9 is an exploded view of the connector and the cover of the shaver in the embodiment of the present invention;

Fig. 10 is a schematic diagram of the local structure of the handle of the shaver in the embodiment of the present invention, wherein the view direction is the top view direction toward the installation hole;

Fig. 11 is another perspective schematic diagram of the partial structure of the handle of the shaver in the embodiment of the present invention, wherein the viewing direction is the upward direction toward the installation hole.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.

As shown in Figures 1 to 5, the shaver includes a handle 10, a cutter head 20 and a connector 30 for connecting the cutter head 20 and the handle 10. The connector 30 is one piece, which includes a body part 31, a body part 31 extending upwards to form a first connecting portion 32 and a second connecting portion 33 extending from the bottom end of the body portion 31 to one side, wherein the first connecting portion 32 is used to connect the handle 10, and the second connecting portion 33 is used to Connect the cutter head 20, specifically, the front end of the handle 10 has a mounting hole 11 through up and down, the first connecting part 32 can be snapped into the mounting hole 11, and the top end of the first connecting part 32 is formed for disengaging the connecting piece from the handle 10 The pushing part 321 of 30, the pushing part 321 can expose the upper end surface of the installation hole 11, in this embodiment, the pushing part 321 is a cylindrical push button, wherein, the upper end surface of the push button has a button for the user to push The recessed part 325 for contact, the setting of the recessed part 325 facilitates the user to use force when detaching the connecting part 30, and avoids slipping of fingers, which conforms to human mechanics and improves user experience.

More specifically, referring to Fig. 5 and Fig. 11 for details, the first connecting part 32 includes a guide body 322 and an elastic member 323, and the guide body 322 and the elastic member 323 can be snapped into the mounting hole 11 together, since the elastic member 323 has a certain deformation, so after the two are installed in the mounting hole 11, it can be supported on the inner wall of the mounting hole 11, specifically, the mounting hole 11 is a circular hole, and accordingly, the guide body 322 is the same as the circular hole. A matching arc, wherein the outer wall of the arc can be in contact with the inner wall of the mounting hole 11, so that the connector 30 is more secure after being assembled to the mounting hole 11 of the handle 10, and the outer wall of the arc is There are also several guide ribs 324 arranged at intervals, and the inner wall surface of the mounting hole 11 is provided with a guide groove 111 that matches the guide rib 324. In this embodiment, there are three guide ribs 324, and the notch 112 of the guide groove 111 For the bell mouth that gradually expands outward, after the guide body 322 is inserted into the installation hole 11, the guide rib 324 is in conflict with the groove bottom of the guide groove 111, wherein, the setting of the bell mouth can make the guide rib 324 of the connector 30 more conveniently Insertion increases the speed at which the user assembles the cutter head 20 . In this embodiment, the mounting hole 11 and the guide body 322 are both round or arc-shaped matching structures, and the connecting piece 30 and the handle 10 are limited by rib groove matching, so that the connection between the connecting piece 30 and the handle 10 can be achieved. The assembly and detachment process between them is more convenient and stable, and after the two are assembled, they are firmer and less likely to rotate or shake. The guide body 322 of this arc surface structure has higher strength, and it is also convenient for the guide rib 324 to be formed on the guide body. 322 on.

Referring to FIG. 7, the pushing part 321 is formed on the upper end of the elastic member 323. The pushing part 321 is in the shape of a cylinder. A stepped surface 50 is formed at the bottom end of the pushing part 321. Referring to FIG. The first hanging platform 114 that is engaged with the stepped surface 50, the cooperation between the stepped surface 50 and the first hanging platform 114 realizes the connection limit after the first connecting part 32 snaps into the mounting hole 11, and further increases the connection between the connecting piece 30 and the first hanging platform 114. The firmness between the handles 10 makes it difficult for the cutter head 20 to slip downward from the mounting hole 11 of the handle 10 during use of the shaver; more specifically, the elastic member 323 is plate-shaped, and accordingly, the inside of the mounting hole 11 A mating plane 113 matching with the plate-shaped elastic member 323 is also formed on the wall surface, and the first hanging platform 114 is located at the upper end of the mating plane 113 , see FIG. 11 for details. After the connecting piece 30 is installed in the mounting hole 11, the elastic piece 323 has a pre-tightening force, which can fit on the mating plane 113 of the mounting hole 11, so that the entire connecting piece 30 is firmly fixed in the mounting hole of the handle 10 11, and the first hanging platform 114 is set on the upper end of the matching plane 113, so that after the connector 30 reaches a predetermined position during the process of being assembled into the mounting hole 11, the stepped surface 50 at its upper end can be automatically clamped to the first On the hanging platform 114.

Continuing to refer to Fig. 7, there is also a first reserved space 41 for the movement of the pushing part 321 between the bottom end of the pushing part 321 and the top of the guide body 322, and the setting of the first reserved space 41 ensures that the pushing and twisting In the process of being pushed, it will not be blocked by the guide body 322, wherein, the first reserved space 41 usually needs to be set with a suitable size L, so that it can ensure that when the push twist is pushed and bent, there is enough space to make the stepped surface 50 is detached from the first hanging platform 114, so that the connecting piece 30 can be smoothly detached from the mounting hole 11 of the handle 10, and it can also ensure that the first reserved space 41 will not be too large, causing the elastic piece 323 to lose its elastic effect due to too much bending. .

Referring to Fig. 2, the second connecting part 33 has two horn-shaped curved arms 331 arranged symmetrically. In the recessed hole 21, the top ends of the two bullhorn-shaped curved arms 331 respectively have rotating shafts 332 adapted to the recessed holes 21, and the rotating shafts 332 can be rotatably connected in the recessed holes 21, that is, the cutter head 20 takes the rotating shaft 332 as the rotating shaft Swing; the second connecting part 33 also includes an elastic support arm 333, wherein the elastic support arm 333 can be formed on the horn-shaped curved arm 331, or can be formed on the body portion 31, and the free end of the elastic support arm 333 is supported on the cutter head 20 and can produce elastic deformation. Specifically, the elastic support arm 333 is an arc-shaped claw that bows upward. When the cutter head 20 rotates relative to the connecting piece 30, the elastic support arm 333 will produce elastic deformation and has Certain elastic potential energy, when the user changes different gestures, the elastic potential energy of the elastic support arm 333 is released and acts on the cutter head 20, so that the cutter head 20 is automatically reset to the initial position. The setting of the elastic support arm 333 makes the shaving process more convenient , fast; more specifically, the horn-shaped curved arm 331 also has a rotation limiter 334 that extends downward and can limit the rotation angle of the cutter head 20. The rotation limiter 334 is close to the rotation axis 332 and can support the contact cutter head 20 . The setting of the rotation limiter 334 can prevent the cutter head 20 from rotating arbitrarily, and the rotation limiter 334 can cooperate with the elastic support arm 333 to ensure that the cutter head 20 can rotate within a suitable angle, see FIG. 8 for details.

Referring to Fig. 4 and Fig. 7, the guide body 322 and the elastic member 323 are spaced apart on the body portion 31, that is, the distance between the guide body 322 and the elastic member 323 forms a second reserved space 40, and the second reserved space 40 is used for The elastic member 323 elastically swings. Specifically, the second reserved space 40 is provided with an adjustment arm 34 held between the guide body 322 and the elastic member 323. In this embodiment, there are two adjustment arms 34, respectively Symmetrically arranged on both sides of the guide body 322 and the elastic member 323, referring to FIG. Different elastic swing ranges have different elastic variables. The user can select the height h of the adjusting arm 34 according to actual needs, so that the connecting piece 30 can be firmly fixed in the mounting hole 11 of the handle 10 and can be conveniently fixed. When the height h of the adjusting arm 34 increases, the deformation of the elastic member 323 decreases; otherwise, the deformation increases.

Referring to Fig. 6, Fig. 8 and Fig. 9, the bottom end of the body portion 31 of the connecting piece 30 also has a process hole 60 for mold processing. In order to avoid the exposure of the process hole 60 and affect the overall appearance of the shaver, the process hole 60 A cover 70 is fastened, and the inner wall of the cover 70 extends upwards to form a cantilever 71 , and the free end of the cantilever 71 has a barb 711 . Correspondingly, the connector 30 has a second hanger 80 for the barb 711 to engage with. . Specifically, referring to Fig. 5 and Fig. 6 together, there is a notch 320 arranged vertically on the guide body 322, the bottom surface of the notch 320 forms the second hanging platform 80, and the inner wall surface of the process hole 60 is also provided with a cover groove 90, the cover groove 90 is located below the notch 320, which can guide and limit the barb 711, so that the cover 70 can be smoothly fastened on the process hole 60 without deflection, more specifically, the cover The periphery of 70 also has a chamfer 72 to facilitate the smooth assembly of the cover 70. In addition, the inner wall surface of the process hole 60 also has a shoulder 61 that can withstand the periphery of the cover 70. The shoulder 61 is connected to the second hanger. The mutually limiting cooperation of the platform 80 in the up and down directions can make the cover 70 firmly fasten to the process hole 60 of the main body 31 to avoid falling off.

The upper end of the elastic member 323 of the shaver of the present invention is formed with an upper end surface push portion 321 that can expose the mounting hole 11. When the cutter head 20 needs to be detached from the handle 10, the user directly pushes the push portion 321, and the elastic member 323 Elastic deformation will take place, and approach toward the guide body 322, and move down simultaneously, so that the connecting piece 30 and the cutter head 20 connected thereto are quickly disengaged from the mounting hole 11 of the handle 10. This shaver, The user can complete the detachment of the cutter head 20 with one hand, which is very convenient and fast; secondly, the handle 10 of the shaver of the present invention and the cutter head 20 are connected by a connecting piece 30, wherein the connecting piece 30 is a body part 31, the first connecting part 32 and the second connecting part 33, the integral part can be made of plastic material, and can be directly injection molded at one time, the processing cost is low, the production efficiency is high, and the first connecting part 32 The guide body 322 is an arc-shaped piece, which can be in contact with the inner wall of the mounting hole 11. After the connecting piece 30 is assembled into the mounting hole 11 of the handle 10, the fixing between the two is more firm and less likely to shake; in addition, this After the shaver of the structure is used, the three components of the handle 10, the connecting piece 30 and the cutter head 20 can be disassembled for placement, which is easy to carry and not easily damaged, and increases the service life.

Claims (10)

1. a kind of shaver, including handle (10) and cutter head (20), it is characterised in that: the shaver further includes for connecting knife The connector (30) of head (20) and handle (10), the connector (30) include body part (31), prolong upwards from body part (31) The second connecting portion (33) stretching the first connecting portion to be formed (32) and being extended to form from the bottom end of body part (31) to side, wherein The body part (31), first connecting portion (32), second connecting portion (33) are integrally formed；

The front end of the handle (10) has mounting hole (11) up and down, and first connecting portion (32) includes guide way (322) With elastic component (323), wherein the guide way (322) and elastic component (323) can be caught in together in the mounting hole (11), The mounting hole (11) is round hole, and the guide way (322) is arc-shaped workpiece compatible with the round hole, the elastic component (323) top is formed with for from the pushing part (321) of connector (30) described in unloading on the handle (10), the pushing part (321) upper surface of the mounting hole (11) can be exposed, the bottom end of the pushing part (321) is also formed with a step surface (50), correspondingly, the upper end of the mounting hole (11) is equipped with the first hanging platform (114) for the step surface (50) clamping, described Also have between the bottom end of pushing part (321) and the top of the guide way (322) pre- for the pushing part (321) movable first Spacing (41)；

There are two symmetrically arranged ox horn shape curved boom (331), described two ox horn shape curved booms for second connecting portion (33) tool (331) top is articulated in the two sides of the cutter head (20) respectively.

2. shaver according to claim 1, it is characterised in that: have in the outside wall surface of the guide way (322) several Spaced apart guiding rib (324), the inner wall of the mounting hole (11) is equipped with leads with what the guiding rib (324) matched To slot (111).

3. shaver according to claim 2, it is characterised in that: the notch (112) of the guide groove (111) be outward gradually The horn mouth of expansion.

4. shaver according to claim 2, it is characterised in that: the elastic component (323) is plate-like, correspondingly, described Compatible cooperation plane (113), first hanging platform with the elastic component (323) are formed on the inner wall of mounting hole (11) (114) it is located at the upper end of cooperation plane (113).

5. shaver according to claim 4, it is characterised in that: pushing part (321) are that cylindrical shape pushes away torsion, described to push away torsion Upper surface on also have for pushes contact recess (325).

6. described in any item shavers according to claim 1~5, it is characterised in that: the guide way (322) and the elasticity Part (323) is arranged at intervals on the body part (31), the interval between the guide way (322) and the elastic component (323) Distance forms the second reserved space for making elastics wing for the elastic component (323), has top in second reserved space Hold the regulating arm (34) between guide way (322) and elastic component (323).

7. shaver according to claim 6, it is characterised in that: two sides on the cutter head (20), which have, to be oppositely arranged Shrinkage pool (21), the top of described two ox horn shape curved booms (331) are respectively provided with the compatible rotary shaft with the shrinkage pool (21) (332), the rotary shaft (332) can be rotatably connected in the shrinkage pool (21).

8. shaver according to claim 7, it is characterised in that: the second connecting portion (33) further includes that can drive institute State the resilient support arms (333) that cutter head (20) automatically resets after turning an angle, the freedom of the resilient support arms (333) End is supported on the back side of the cutter head (20).

9. shaver according to claim 8, it is characterised in that: also have on the ox horn shape curved boom (331) to downward The rotary stopper platform (334) of the rotational angle of the cutter head (20) is stretched and can limit, the rotary stopper platform (334) is close to institute State rotary shaft (332) and the sustainable contact cutter head (20).

10. described in any item shavers according to claim 1~5, it is characterised in that: the body part of the connector (30) (31) bottom end also has the fabrication hole (60) processed convenient for mold, and fastening on the fabrication hole (60) has a capping (70), institute The inner wall for stating capping (70), which upwardly extends, to be formed with a cantilever (71), and the free end of the cantilever (71) has a barb (711), Correspondingly, there is the second hanging platform (80) for the barb (711) clamping on the connector (30).