Toothbrush

Abstract

The utility model relates to the field of toothbrushes, and discloses a toothbrush, which comprises a shell provided with a containing cavity, a first opening is formed in one end of the containing cavity along a first direction, a second opening is formed in the other end of the containing cavity, and the containing cavity is provided with a first guide part; the brush is arranged in the storage cavity and comprises a second guide part, one of the first guide part and the second guide part is a spiral sliding groove spirally extending in the first direction, and the other one of the first guide part and the second guide part is of a protruding structure in sliding fit with the spiral sliding groove; the brush is connected with the rotating body, one end of the rotating body extends out of the first opening, and the rotating body is configured to drive the brush to rotate forwards and backwards relative to the shell so that the brush can extend out of the second opening or contract towards the storage cavity, and therefore the length of the brush can be adjusted, and the brush has the storage structure and is convenient to store.

Description

TECHNICAL FIELD

[0001] The utility model relates to toothbrush technical field, especially a toothbrush. BACKGROUND

[0002] Toothbrush belongs to daily cleaning tool, has extensive application. General toothbrush is composed of handle, brush head and brush hair. The whole toothbrush lacks the storage structure, and the length of toothbrush is not adjustable. For travel supplies, the toothbrush of this kind of structure has the problems of too long length, overall exposure and inconvenient storage.

[0003] Therefore, it is urgent to improve the existing toothbrush to facilitate storage. INNOVATION CONTENT

[0004] Therefore, it is urgent to improve the existing toothbrush to facilitate storage.

[0005] The embodiment of the application provides a toothbrush, which comprises:

[0006] A shell has a storage cavity, the storage cavity is provided with a first opening at one end along a first direction and a second opening at the other end, and the storage cavity is provided with a first guide part;

[0007] A brush tool is arranged in the storage cavity, the brush tool comprises a second guide part, one of the first guide part and the second guide part is a spiral sliding groove extending spirally along the first direction, and the other is a convex structure in sliding fit with the spiral sliding groove;

[0008] A rotating body is connected with the brush tool, one end of the rotating body extends out of the first opening, and the rotating body is configured to drive the brush tool to rotate in the positive direction and the reverse direction relative to the shell, so that the brush tool extends out of the second opening or shrinks into the storage cavity.

[0009] In some embodiments, the first guide part is a spiral sliding groove extending spirally along the first direction, and the second guide part is a convex structure in sliding fit with the spiral sliding groove.

[0010] In some embodiments, the brush tool further comprises:

[0011] A brush head part;

[0012] A brush rod part, the brush head part is arranged at one end of the brush rod part, and the second guide part is arranged on the brush rod part.

[0013] The rotating body is provided with a insertion hole, a slit hole is provided on the hole wall of the insertion hole and extends along the first direction, the brush rod part is inserted into the insertion hole, and the second guide part is inserted into the slit hole and is slidingly connected to the first guide part.

[0014] In some embodiments, the at least one first guide part and the at least one second guide part form a set of spiral sliding fit structures, and the spiral sliding fit structures have multiple sets.

[0015] In some embodiments, one first guide part and one second guide part form a set of spiral sliding fit structures, and the spiral sliding fit structures have two sets, and the two sets of spiral sliding fit structures are arranged in the circumferential direction of the brush.

[0016] In some embodiments, the toothbrush further comprises an end cap, and the end cap is detachably arranged on the second opening.

[0017] In some embodiments, the end cap comprises:

[0018] A cap body comprising an inner cavity provided with a third opening at one end, and the inner cavity extends along the first direction;

[0019] A sliding block arranged in the inner cavity and capable of sliding along the first direction;

[0020] The side of the sliding block away from the third opening and the inner cavity enclose a toothpaste chamber for storing toothpaste, and the cap body is further provided with an extrusion opening in communication with the toothpaste chamber.

[0021] In some embodiments, the end cap further comprises:

[0022] A sealing cap configured to seal the extrusion opening.

[0023] In some embodiments, the sealing cap and the cap body are integrally formed.

[0024] In some embodiments, the brush has a longest extended position and a shortest shortened position, the brush extends out of the second opening at the longest extended position, and the brush is entirely accommodated in the storage cavity at the shortest shortened position.

[0025] The utility model discloses the beneficial effects of:

[0026] This utility model toothbrush adds a housing and a rotating body. The housing has a storage cavity with a first opening at one end along a first direction and a second opening at the other end along the same direction. The storage cavity is provided with a first guide portion. The brush is disposed in the storage cavity and includes a second guide portion. One of the first guide portion and the second guide portion is a spiral groove extending spirally along the first direction, and the other is a protrusion that slides with the spiral groove. The brush and the rotating body are assembled in the storage cavity. One end of the rotating body extends out of the first opening. The rotating body is configured to drive the brush to rotate in both directions relative to the housing, so that the brush extends out of the second opening or retracts into the storage cavity. In use, the length of the brush extending out of the housing can be adjusted by rotating the rotating body to drive the brush to rotate in both directions relative to the housing. Therefore, this application has an adjustable length function. The housing serves to store and protect the brush. When not in use, the overall length is shortened by retracting the brush into the housing for easy storage. Attached Figure Description

[0027] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only one embodiment of this utility model. For those skilled in the art, other embodiments can be obtained from these drawings without creative effort.

[0028] Figure 1 A cross-sectional schematic diagram of a toothbrush provided for an embodiment of this utility model;

[0029] Figure 2 A three-dimensional schematic diagram of a toothbrush provided for an embodiment of this utility model;

[0030] Figure 3 A three-dimensional schematic diagram of an end cap for a toothbrush provided for an embodiment of this utility model;

[0031] Figure 4 A three-dimensional schematic diagram of a toothbrush with a concealed end cap provided for an embodiment of this utility model;

[0032] Figure 5 A three-dimensional schematic diagram of a toothbrush housing provided for an embodiment of this utility model;

[0033] Figure 6 A schematic diagram illustrating the cooperation relationship between the brush and the rotating body provided for an embodiment of this utility model;

[0034] Figure 7 A three-dimensional schematic diagram of the rotating body provided for an embodiment of this utility model;

[0035] Figure 8 A three-dimensional schematic view of a brush tool provided for an embodiment of the present application.

[0036] Reference signs:

[0037] X, first direction;

[0038] 1, housing; 11, receiving cavity; 12, first opening; 13, second opening; 14, first guide portion;

[0039] 2, brush tool; 21, second guide portion; 22, brush head portion; 23, brush rod portion;

[0040] 3, rotating body; 31, insertion hole; 32, slit hole;

[0041] 4, end cap; 41, cap body; 411, third opening; 412, inner cavity; 413, paste chamber; 414, extrusion opening; 42, sliding block; 43, sealing cover. DETAILED DESCRIPTION

[0042] In order to make the above-mentioned purpose, features and advantages of the present application more apparent, specific embodiments of the present application will be described in detail below with reference to the drawings. In the following description, many specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a variety of ways other than those described herein, and skilled in the art can make similar improvements without departing from the spirit of the present application, so the present application is not limited to the specific embodiments disclosed below.

[0043] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "liquid level", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0044] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise explicitly specified.

[0045] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise explicitly limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0046] In the present application, unless otherwise explicitly specified and limited, the features "on" or "under" the second feature can be in direct contact with the second feature, or indirectly contact with the second feature through an intermediate medium. Moreover, the features "on", "above" and "above" of the second feature can be directly above or obliquely above the second feature, or only indicate that the liquid level of the feature is higher than the second feature. The features "under", "below" and "below" of the second feature can be directly below or obliquely below the second feature, or only indicate that the liquid level of the feature is less than the second feature.

[0047] It should be noted that when an element is referred to as "fixed to" or "provided on" another element, it can be directly on another element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to another element or there can be a middle element. The terms "vertical", "liquid level", "up", "down", "left", "right" and similar expressions used herein are for illustrative purposes only and are not the only embodiment.

[0048] Reference Figure 1 , Figure 2 and Figures 6-8 The embodiment of the present application provides a toothbrush, which comprises a shell 1, a brush 2 and a rotating body 3. Wherein, the shell 1 has a receiving cavity 11, the receiving cavity 11 is provided with a first opening 12 at one end along the first direction X, the receiving cavity 11 is provided with a second opening 13 at the other end along the first direction X, and the receiving cavity 11 is provided with a first guide part 14; the brush 2 is arranged in the receiving cavity 11, the brush 2 comprises a second guide part 21, one of the first guide part 14 and the second guide part 21 is a spiral chute extending along the first direction X, and the other is a convex structure matched with the spiral chute; the brush 2 and the rotating body 3 are assembled in the receiving cavity 11, one end of the rotating body 3 extends out of the first opening 12, and the rotating body 3 is configured to drive the brush 2 to rotate forward and reverse relative to the shell 1, so that the brush 2 extends out of the second opening 13 or shrinks into the receiving cavity 11. Specifically, the brush 2 can be inserted into the rotating body 3 and reciprocally slide along the first direction X.

[0049] In use, the user can rotate the rotating body 3 to drive the brush 2 to rotate relative to the shell 1 in the forward and reverse directions, thereby adjusting the length of the brush 2 extending out of the shell 1, so that the length is adjustable. In addition, the shell 1 serves to protect the brush 2. When not in use, the overall length is shortened by retracting the brush 2 into the shell 1, which is convenient for storage.

[0050] In some embodiments, with reference to Figure 1 , the length of the receiving cavity 11 along the first direction X is greater than the length of the brush 2 along the first direction X, so as to provide sufficient storage space.

[0051] With reference to Figures 1-8 , in some embodiments, the brush 2 has a longest extended position and a shortest retracted position. In the longest extended position, the brush 2 extends out of the second opening 13. In the shortest retracted position, the brush 2 is entirely accommodated in the receiving cavity 11.

[0052] In some embodiments, with reference to Figure 1 and Figure 6 , the brush 2 is not rotatable relative to the rotating body 3, so as to better facilitate the user to rotate the rotating body 3 to drive the brush 2 to rotate relative to the shell 1, thereby enabling the brush 2 to extend out of the second opening 13 or retract into the receiving cavity 11.

[0053] With reference to Figures 1-8 , in some embodiments, the shell 1 comprises a handle-shaped structure extending along the first direction X, which is convenient for holding.

[0054] In some embodiments, with reference to Figures 1-2 , the first guide portion 14 is a spiral chute extending along the first direction X, and the second guide portion 21 is a protruding structure in sliding cooperation with the spiral chute.

[0055] With reference to Figure 1 , Figure 4 and Figures 7-8 , in some embodiments, the brush 2 further comprises a brush head portion 22 and a brush rod portion 23. The brush head portion 22 is arranged at one end of the brush rod portion 23, and the second guide portion 21 is arranged on the brush rod portion 23. The rotating body 3 is provided with a insertion hole 31, and a slit hole 32 extending along the first direction X is formed in the hole wall of the insertion hole 31. The brush rod portion 23 is inserted into the insertion hole 31, and the second guide portion 21 is arranged in the slit hole 32 and slidably connected to the first guide portion 14.

[0056] It should be noted that the design that the second guide part 21 is arranged in the gap hole 32 and is slidingly connected with the first guide part 14, on the one hand, realizes the spiral sliding cooperation of the first guide part 14 and the second guide part 21, and on the other hand, the gap hole 32 also integrates the function of limiting the rotation of the brush 2 relative to the rotating body 3, and has high structural design integration, simple structure and low cost.

[0057] In some embodiments, referring to Figures 1-8 , the at least one first guide part 14 and the at least one second guide part 21 form a set of spiral sliding cooperation structures, and there are multiple sets of spiral sliding cooperation structures. The multiple sets of spiral sliding cooperation structures can improve the overall reliability and rotation stability.

[0058] More specifically, referring to Figures 1-8 , in some embodiments, one first guide part 14 and one second guide part 21 form a set of spiral sliding cooperation structures, and there are two sets of spiral sliding cooperation structures, which are arranged in the circumferential direction of the brush 2. The structure is simple, the cost is low, the rotation stability and reliability are good.

[0059] Referring to Figures 1-3 , in some embodiments, the toothbrush further comprises an end cover 4, which is detachably arranged in the second opening 13, thereby playing a role of sealing, dustproof and pollution prevention.

[0060] In some embodiments, referring to Figures 1-3 , the end cover 4 comprises a cover body 41 and a sliding block 42. The cover body 41 comprises an inner cavity 412 with a third opening 411 at one end, and the inner cavity 412 extends along the first direction X; the sliding block 42 is slidingly arranged in the inner cavity 412 along the first direction X; wherein the side of the sliding block 42 away from the third opening 411 and the inner cavity 412 enclose a paste chamber 413 for storing paste; the cover body 41 is further provided with an extrusion opening 414 in communication with the paste chamber 413, thereby the end cover 4 also integrates the function of accommodating paste, and the user can push the sliding block 42 to extrude the paste in the paste chamber 413 from the extrusion opening 414.

[0061] Referring to Figures 1-3 , in some embodiments, the sliding block 42 is made of rubber sealing material, which can have good sealing cooperation effect between the sliding block 42 and the inner wall of the inner cavity 412.

[0062] In some embodiments, referring to Figure 3 , the end cover 4 further comprises a sealing cover 43, which is configured to seal the extrusion opening 414, thereby sealing the paste chamber 413.

[0063] In some embodiments, referring to Figures 1-3The sealing cover 43 and the cover body 41 are integrally formed, and the number of parts is reduced.

[0064] Finally, it should be noted that the above embodiments of the technical features can be combined arbitrarily, and in order to make the description simple, all possible combinations of the technical features in the above embodiments are not described, however, as long as the combination of the technical features does not exist contradictory, it should be considered as the scope of the description.

[0065] The above embodiments only express one of the embodiments of the utility model, the description is more specific and detailed, but it should not be understood as the limitation of the scope of the utility model patent. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the appended claims.

Claims

1. A toothbrush characterized by, The utility model relates to a brush device, including: A shell (1) has a receiving cavity (11), the receiving cavity (11) is opened first opening (12) in one end along the first direction (X), and the other end is opened second opening (13), and the receiving cavity (11) is provided with first guide portion (14); Brush (2) is arranged in the receiving cavity (11), and the brush (2) includes second guide portion (21), one of the first guide portion (14) and the second guide portion (21) is spiral chute extending along the first direction (X), and the other is the convex structure of sliding fit with the spiral chute; Rotary body (3), the brush (2) and the rotary body (3) are connected, one end of the rotary body (3) protrudes from the first opening (12), and the rotary body (3) is configured to drive the brush (2) relative to the shell (1) positive and negative rotation, so that the brush (2) is stretched from the second opening (13) or shrinks to the receiving cavity (11).

2. The toothbrush of claim 1 wherein, The first guide portion (14) is spiral chute extending along the first direction (X), and the second guide portion (21) is the convex structure of sliding fit with the spiral chute.

3. The toothbrush of claim 2, wherein, The brush (2) further includes: Brush head portion (22); Brush rod portion (23), the brush head portion (22) is arranged at one end of the brush rod portion (23), and the second guide portion (21) is arranged on the brush rod portion (23); Wherein, the rotary body (3) is provided with a socket (31), the hole wall of the socket (31) is provided with a slit hole (32) extending along the first direction (X), the brush rod portion (23) is inserted into the socket (31), and the second guide portion (21) is arranged in the slit hole (32) and is slidably connected to the first guide portion (14).

4. The toothbrush of claim 3, wherein At least one first guide portion (14) and at least one second guide portion (21) form a set of spiral sliding fit structure, and the spiral sliding fit structure has a plurality of groups.

5. The toothbrush of claim 2 or 4, wherein, One of the first guide portion (14) and one of the second guide portion (21) form a set of spiral sliding fit structure, and the spiral sliding fit structure has two groups, and the two groups of spiral sliding fit structure are arranged in the circumferential direction of the brush (2).

6. The toothbrush of claim 1 wherein, Further including end cover (4), the end cover (4) can be detachably covered in the second opening (13).

7. The toothbrush of claim 6 wherein, The end cover (4) includes: Cover body (41) includes inner cavity (412) opened at one end third opening (411), and the inner cavity (412) extends along the first direction (X); Sliding block (42) is arranged in the inner cavity (412) and can slide along the first direction (X); Wherein, the side of the sliding block (42) away from the third opening (411) and the inner cavity (412) enclose the paste cavity (413) for storing paste, and the cover body (41) is further provided with the outlet (414) communicated with the paste cavity (413).

8. The toothbrush of claim 7 wherein, The end cover (4) further includes: Sealing cover (43) is configured to cover the outlet (414).

9. The toothbrush of claim 8, wherein, The sealing cover (43) and the cover body (41) are integrally formed.

10. The toothbrush of claim 7 wherein, The brush (2) has a longest extended position and a shortest shortened position, in the longest extended position the brush (2) extends out of the second opening (13), in the shortest shortened position the brush (2) is entirely accommodated in the accommodating cavity (11).

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