TWM521934U - Toothbrush with pushing-backward replaceable brush head - Google Patents

Description

Push-on replacement brush head

This creation relates to a toothbrush, and more particularly to a toothbrush that pushes the brush head back.

This creation claims that the basic case of domestic priority is the new application filed by the Republic of China on November 6, 104, the application number of which is No. 104217839, which is used as the basis for the priority of this creation. Bright.

At present, most of the commercially available toothbrushes are made of plastic materials, and their service life is usually about three months. When the bristles on the toothbrush are in contact with the teeth, the wear will be a certain degree of wear, and the cleaning performance is reduced and easy. It breeds bacteria and must be discarded, and this not only causes waste of resources, but also harms the environment.

In order to effectively improve the aforementioned problems, the utility model designs a toothbrush with a replaceable brush head, which mainly comprises a handle portion and a brush head connected to the handle portion; the brush head comprises a table connected with the handle portion and the planting a toothbrush piece provided with bristles; wherein the seat table and the toothbrush piece are matched with a fitting groove and a fitting portion which can be inserted and coupled with each other, so that the toothbrush piece with the bristles can be inserted and coupled to the seat, and A toothbrush that forms a replaceable brush head.

However, the above-mentioned toothbrush replacing the brush head still has the following problems during actual use. Since it is fixed by the groove, the socket is easily loosened after being used for a period of time, and is easily peeled off. Case.

One of the aims of the present invention is to provide a toothbrush with a push-back type replacing the brush head, which can simultaneously achieve the lifting and retracting of the brush head by pushing the front part of the handle into the grip portion, thereby increasing the convenience of operation. Sex.

In order to achieve the above object, the present invention provides a toothbrush for a push-back replacement brush head, comprising a handle portion, a front portion of a handle portion, a top abutting mechanism and a brush head, the front portion of the handle portion being movably engaged a handle portion, the front portion of the handle has a receiving platform; the top abutting mechanism includes a push piece and a clamping piece which are overlapped with each other and penetrate the front portion of the handle, and the push piece and the fixing piece are fixed at one end In the handle portion; the brush head is replaceably mounted on the receiving table, the other end of the clamping piece is clamped to the brush head and the front portion of the handle; wherein the front portion of the handle portion faces the handle portion Pushing in the direction will release the card, the front section of the handle and the head, and the pusher pushes the head away from the receiving table.

The creation also has the following effects, and the locking effect can be achieved by the cooperation of the sliders of the spiral arms and the grooves and the buckle grooves. The card edge of the grip portion and the block of the front portion of the handle are mutually latched to play a limiting role. The labor-saving effect can be achieved by the elastic hooks being pushed against the inclined surface. The elastic hooks are clamped in the lateral through grooves and the card slots, and when the bristles of the brush head are used to move the teeth of the human body up and down and left and right, the brush head can be stably held on the receiving platform. Without the occurrence of loose or separation.

The detailed description and technical content of the present invention are described below with reference to the drawings, but the drawings are only for reference and explanation, and are not intended to limit the creation.

Referring to FIGS. 1 to 5 , the present invention provides a toothbrush for a push-back replacement brush head, which mainly includes a handle portion 10 , a handle front portion 20 , a top abutting mechanism 30 and a brush head 40 .

The handle portion 10 may be an elongated body made of a material such as plastic, and a cavity 11 is provided at a central position on the front side of the handle portion 10, and a front surface of the handle portion 10 is provided with a cavity communicating with the cavity 11. The groove 12 (shown in FIG. 3) is formed with a plurality of studs 13 and a card edge 14 (shown in FIG. 4) spaced apart above the inner wall of the cavity 11.

The front portion 20 of the handle is movably inserted into the cavity 11 of the handle portion 10 and formed at the front side of the handle portion 10. The front portion 20 of the handle portion may also be made of a plastic material and provided with front and rear communication in the longitudinal direction thereof. The through hole 21 (shown in FIG. 4) is provided, and has a receiving platform 22 on the front side of the front portion 20 of the handle portion. The receiving platform 22 includes a lower seat plate 221 and a top seat plate 222 corresponding to the cover of the lower seat plate 221. A longitudinal through groove 223 and a transverse through groove 224 communicating with the longitudinal through groove 223 are defined in an end surface of the upper seat plate 222 facing the lower seat plate 221, and a triangular block 225 is protruded in a middle portion of the longitudinal through groove 223, and the triangle is further along the triangle. The position of the two sides of the block 225 to the transverse through groove 224 is respectively formed with an abutting slope 226 (as shown in FIG. 3); further, a buckle block 23 is provided on the rear side surface of the front portion 20 of the handle, and the buckle block 23 is The aforementioned card edges 14 are mutually latched. Furthermore, a receptacle 24 (as shown) is provided on the rear side of the front section 20 of the handle.

The abutting mechanism 30 mainly includes a pushing piece 31, a clamping piece 32, a pressure receiving member 33, a compression spring 34 and a rotating arm 35. The pushing piece 31 and the fixing piece 32 are all made of metal material. The strip plate has a pair of elastic hooks 321 at the front end of the clip 32, and each of the elastic hooks 321 forms a triangle, and the clip 32 is overlapped above the pusher 31 and screwed by screws or the like. The elastic pin 321 is formed in the triangle. The front portion of the push piece 31 and the elastic hook 321 are received in the longitudinal through groove 223 and the lateral through groove 224. Between the block 225 and each of the abutting slopes 226, and the angular ends of the respective elastic hooks 321 are respectively exposed to the outside of the lateral through grooves 224.

The pressure receiving member 33 and the compression spring 34 are connected in series with each other in the bottom portion of the cavity 11. The pressure receiving member 33 includes a round bar segment 331 and a latching portion 332 extending upward from the top end of the round bar segment 331. A protrusion 333 extending upward from the top of the shank 332 and a half circle 334 extending from the top of the shank 332 toward the front side, the compression spring 34 being elastically clamped at the bottom of the circle portion 331 and the cavity 11 of the handle portion 10. Between the walls, the protrusions 333 are connected to the aforementioned insertion holes 24, and the semi-circular blocks 334 are attached to the lower end portion of the front portion 20 of the handle. The locking portion 332 is provided with a buckle groove 335. The arm 35 is pivotally connected to the handle portion 10, and the arm 35 has a block 351 (shown in FIG. 4) that penetrates the slot 12 and is engaged with the buckle groove 335.

The brush head 40 has a brush head holder 41 and a plurality of bristles 42 disposed on the head holder 41. The brush head holder 41 is replaceably mounted on the receiving platform 22, and the two sides of the head holder 41 correspond to the transverse direction. The slots 224 are respectively provided with a slot 411, and the elastic hooks 321 are fixed in the lateral through slots 224 and the slots 411, so that the user holds the handle 10 and the respective heads 40 When the bristles 42 are moved up and down and left and right to the teeth of the human body, the brush head 40 can be stably held on the mounting table 22 without causing problems such as looseness or separation, which further increases the safety of use.

Referring to FIG. 6 and FIG. 7 , in use, the arm 35 is rotated upward with the pivoting portion as a center of rotation, and the block 351 is withdrawn from the buckle groove 335 and the slot 12, and then the front portion 20 of the handle is held toward the grip. The cavity 11 of the handle 10 is pushed in the inner direction. At this time, since the push piece 31 and the fixing piece 32 are fixed, the receiving table 22 is moved downward, and the inclined surface 226 is pushed against the elastic portion. The hook 321 is retracted toward the inner side, and the angular ends of the elastic hooks 321 are removed from the slot 411 and the lateral through slot 224, thereby releasing the latching of the brush head holder 41 and the receiving table 22, and simultaneously brushing the head The pushing of the top edge of the seat 41 by the pusher 31 will also cause the head holder 41 to exit away from the receiving table 22.

Referring to FIG. 8, after the creation, the toothbrush of the brush head is replaced by a pusher. In addition to the above-mentioned embodiment, a recess 15 connecting the cavity 11 may be disposed under the back side of the handle portion 10, and the pressure member is pressed. The round rod segment 331 of the 33 is provided with a buckle hole 336. In this embodiment, the spiral arm 35 of the foregoing embodiment is replaced by a cover body 36. The cover body 36 has a positioning post 361, and the front portion 20 of the handle portion faces the grip portion 10. After the cavity 11 is pressed in, the button hole 336 is located in the pocket 15 . At this time, the cover body 36 is covered corresponding to the pocket 15 , and the positioning post 361 is inserted into the button hole 336 , thereby achieving the front portion 20 of the handle. Combined positioning with the grip portion 10.

In summary, the toothbrush that pushes the brush head after the creation can achieve the intended purpose of use, and solve the lack of conventional knowledge. Because of its novelty and progress, it fully meets the requirements of the new patent application and converts the patent. If the law is filed, please check and grant the patent in this case to protect the rights of the creator.

10‧‧‧Handle

11‧‧‧容容

12‧‧‧through slot

13‧‧‧ Stud

14‧‧‧ card edge

15‧‧‧ recess

20‧‧‧ front section of the handle

21‧‧‧through holes

22‧‧‧The platform

221‧‧‧ lower seat board

222‧‧‧Seat board

223‧‧‧Longitudinal slot

224‧‧‧ transverse trough

225‧‧‧trianges

226‧‧‧Resist the slope

23‧‧‧

24‧‧‧ jack

30‧‧‧Top institutions

31‧‧‧ 推

32‧‧‧Cards

321‧‧‧Flexible hook

33‧‧‧ Pressure parts

331‧‧‧ round section

332‧‧‧ Card section

333‧‧‧Bump

334‧‧‧Semicircular block

335‧‧‧ buckle groove

336‧‧‧ buttonhole

34‧‧‧Compression spring

35‧‧‧ spiral arm

351‧‧‧ card block

36‧‧‧ Cover

361‧‧‧Positioning column

40‧‧‧ brush head

41‧‧‧ brush head holder

411‧‧‧ card slot

42‧‧‧ bristles

Figure 1 is a three-dimensional appearance of the toothbrush of the brush head after the creation.

Figure 2 is an exploded view of the toothbrush of the push replacement head of the present invention.

Fig. 3 is another exploded perspective view of the toothbrush of the brush head after the creation of the present invention.

Figure 4 is a cross-sectional view of the toothbrush assembly of the push replacement head of the present invention.

Figure 5 is a partial cross-sectional view of the combination of the abutting mechanism and the brush head of the present invention.

Fig. 6 is a cross-sectional view showing the state in which the toothbrush of the brush head is replaced by the present invention.

Fig. 7 is another cross-sectional view showing the state in which the toothbrush of the brush head is replaced by the present invention.

Figure 8 is a perspective view of another embodiment of the present invention.

10‧‧‧Handle

12‧‧‧through slot

13‧‧‧ Stud

14‧‧‧ card edge

20‧‧‧ front section of the handle

21‧‧‧through holes

222‧‧‧Seat board

223‧‧‧Longitudinal slot

23‧‧‧

24‧‧‧ jack

31‧‧‧ 推

32‧‧‧Cards

33‧‧‧ Pressure parts

331‧‧‧ round section

333‧‧‧Bump

334‧‧‧Semicircular block

335‧‧‧ buckle groove

34‧‧‧Compression spring

35‧‧‧ spiral arm

351‧‧‧ card block

40‧‧‧ brush head

41‧‧‧ brush head holder

42‧‧‧ bristles

Claims (11)

A toothbrush for replacing a brush head, comprising: a handle portion; a front portion of the handle portion movably extending the handle portion, the front portion of the handle portion having a receiving platform; and a top abutting mechanism including the stacking portions And a clamping piece and a clamping piece of the front part of the handle, the one end of the pushing piece and the fixing piece are fixed to the handle portion; and a brush head, which is replaceably mounted on the receiving table The other end of the clamping piece is clamped to the brush head and the front portion of the handle; wherein pushing the front portion of the handle toward the handle portion releases the locking piece, the front portion of the handle and the brush head The cassette is simultaneously pushed to push the brush head away from the receiving table. The toothbrush of the brush head is replaced by the brush head, wherein the handle portion is provided with a cavity, and the abutting mechanism further comprises a pressure receiving member and a compression spring connected in series with the pressure receiving member. The pressing member and the compression spring are received in the cavity and are elastically clamped between the front portion of the handle and the handle portion. The toothbrush of the brush head is replaced by the brush head, wherein the handle portion is provided with a slot that communicates with the cavity, and the top abutting mechanism further includes a pivot arm pivotally connecting the handle portion. The pressing member is provided with a buckle groove, and the spiral arm has a block that penetrates the through groove and is locked in the buckle groove. The toothbrush of the brush head is replaced by the brush head according to claim 2, wherein a stud is disposed in the cavity of the handle portion, and the push piece and the clamping piece are fixed to the stud through a screwing member. . The toothbrush of the brush head is replaced by the brush head according to claim 2, wherein a card edge is disposed in the cavity of the handle portion, and a rear side of the front portion of the handle portion is provided with a buckle piece that is fastened to the card edge . The toothbrush of the brush head is replaced by the brush head according to claim 2, wherein the front portion of the handle portion is provided with a receiving hole, and the pressure receiving member comprises a round rod segment, a latching portion extending from the round rod portion, and the latching portion a protrusion extending from the segment, the round rod segment elastically abuts the compression spring, and the protrusion column is correspondingly inserted into the socket. The toothbrush of the brush head is replaced by the brush head, wherein the back side of the handle portion is provided with a recess connecting the cavity, the pressure receiving member is provided with a button hole, and the top abutting mechanism further comprises a The cover body has a positioning post, and the cover body corresponds to the recess cover, and the positioning post is inserted into the buckle hole to be fixed. The toothbrush of the brush head is pushed and replaced as described in claim 1, wherein the front portion of the handle is provided with a continuous perforation, and the fastening piece and the push piece pass through the through hole to the receiving table. The toothbrush of the brush head is pushed and replaced as described in claim 8, wherein the receiving table comprises a lower seat plate and an upper seat plate corresponding to the lower seat cover, the upper seat plate is provided with a longitudinal through groove and the longitudinal passage A transverse through slot is formed in the slot, and the end of the clamping piece is formed with a pair of elastic hooks, and the front section of the push piece and each of the elastic hooks are received in the longitudinal through slot and the transverse through slot. The toothbrush of the brush head is replaced by the brush head according to claim 9, wherein a triangular block protrudes from the longitudinal through groove, and an abutting slope is formed between the two sides of the triangular block and the transverse through groove. Elastic hooks are respectively formed between the triangular block and each of the abutting slopes. The toothbrush of the brush head is pushed and replaced as described in claim 10, wherein the brush head has a brush head holder, and the brush head holder is provided with a pair of card slots, and the corner ends of the elastic hooks expose the lateral through grooves. The card is stuck in each of the card slots.