Angle-adjustable floss pick

Abstract

The utility model relates to an angle-adjustable dental floss pick, which comprises a dental floss head, a fixing sleeve and a handle, the handle is rotatably connected with the fixing sleeve, the dental floss head is fixed by the handle through the fixing sleeve, the fixing sleeve comprises a positioning column and a clamping head, and the positioning column is fixedly connected with the clamping head. The positioning column penetrates through the front end of the handle and then is connected with the pressing piece, and the front end of the handle is clamped and pressed through the clamping head and the pressing piece. The clamping head comprises a first clamping plate and a second clamping plate, a clamping groove is formed between the first clamping plate and the second clamping plate, and the dental floss head is firmly clamped in the fixing sleeve under the elastic action of the first clamping plate and the second clamping plate; the handle is rotationally connected with the fixing sleeve, and the angle of the handle can be adjusted by 360 degrees, so that the dental floss head can be conveniently aligned to corresponding slits between teeth.

Description

Technical Field

[0001] The utility model relates to the field of dental floss sticks, in particular to a dental floss stick which is convenient for adjusting the angle. Background Art

[0002] Dental floss sticks, also known as dental floss picks, are auxiliary tools used in conjunction with toothbrushes in daily oral care. Before dental floss sticks became popular, people relied on toothpicks to achieve cleaning effects. Compared with traditional toothpicks, dental floss sticks stand out for their convenience, efficiency, safety and hygiene.

[0003] There are various types of dental floss sticks on the market. According to the drive, they can be divided into manual and electric types; according to the structure, they can be divided into integrated and split types. The split type usually includes a handle and a floss holder, and the floss holder is a replaceable component. After the use cycle of integrated dental floss sticks, they are often discarded due to floss wear and bacterial growth, which not only increases the economic burden of users, but also leads to a waste of resources. The split type can replace the floss holder to save the user's usage cost; however, the connection between the floss holder and the handle of the traditional split type dental floss stick is unreliable, or the connection method is too complicated. In addition, the angle between the floss holder and the handle is fixed, which makes it difficult to clean individual teeth and is not very convenient to use. Utility Model Content

[0004] The utility model provides a dental floss stick with adjustable angle, which solves the problem in the prior art that the dental floss holder and the handle have fixed angles, making it difficult to clean individual gaps between teeth and causing inconvenience in use.

[0005] The utility model solves the above-mentioned technical problems as follows: an angle-adjustable dental floss stick, comprising a dental floss head, a fixing sleeve and a handle, wherein the handle is rotatably connected to the fixing sleeve, the handle fixes the dental floss head through the fixing sleeve, the fixing sleeve comprises a positioning column and a clamping head, the positioning column passes through the front end of the handle and is connected to a clamping piece, and the front end of the handle is clamped and pressed by the clamping head and the clamping piece; the clamping head comprises a first clamping plate and a second clamping plate, a clamping groove is formed between the first clamping plate and the second clamping plate, and the dental floss head is inserted into the clamping groove.

[0006] Preferably, the handle also includes a rod body, a connecting ring is provided at the front end of the rod body, the positioning column passes through the connecting ring, a second groove is provided at the upper part of the positioning column, and the clamping member includes a ring body and a protrusion, the protrusion is provided on the inner side of the ring body, and the protrusion is stuck in the second groove.

[0007] Preferably, the second groove is annular, and a plurality of the protrusions are provided, and the plurality of the protrusions are evenly distributed on the inner side of the ring body.

[0008] Preferably, the dental floss head comprises a dental floss holder and a floss body, the dental floss holder is U-shaped, the floss body connects two ends of the dental floss holder, and the dental floss holder is detachably mounted in the clamping groove.

[0009] Preferably, convex strips are provided on both sides of the dental floss holder, and engaging grooves are provided on the inner sides of the first clamping plate and the second clamping plate; the convex strips on both sides are respectively engaged with the engaging grooves at corresponding positions.

[0010] Preferably, a groove 1 is provided at the top of the dental floss holder, a protrusion is provided at the top of the clamping groove, and the protrusion is snap-fitted with the groove 1 at the corresponding position.

[0011] Preferably, the first groove, the second groove and the clamping groove are all arc grooves.

[0012] Preferably, the rear end of the rod body is rotatably connected to a folding rod.

[0013] Preferably, a positioning hole and a rotating pin are provided at the rear end of the rod body, the folding rod is a U-shaped groove structure, and a connecting hole is respectively provided on the two side walls at the front end of the folding rod, and a stop strip is provided between the two connecting holes; the rotating pin is inserted into the connecting hole, and the front end of the stop strip can be stuck in the positioning hole.

[0014] Preferably, the front end of the stop strip is bent toward the positioning opening, and the stop strip is elastic.

[0015] The beneficial effects of the utility model are as follows: the utility model provides a dental floss stick with adjustable angle, which has the following advantages:

[0016] 1. The handle is rotatably connected to the fixed sleeve, and the handle can be adjusted 360 degrees. The positioning column of the fixed sleeve passes through the connecting ring of the handle, and the protrusion of the clamping piece is stuck in the second groove; the clamping piece pulls the positioning column upward to make the connecting ring close to the positioning surface of the fixed sleeve, and a large contact friction force is formed between the connecting ring and the positioning surface, so that the handle can stop rotating at any angle, providing a convenient angle adjustment method.

[0017] 2. The dental floss holder can be detachably installed in the fixed sleeve. The clamping head of the fixed sleeve includes a first clamping plate and a second clamping plate. When the dental floss head is inserted into the clamping groove formed between the first clamping plate and the second clamping plate, the convex strips on both sides of the dental floss holder slide into the clamping groove, and the protrusion at the top of the clamping groove is clamped into the groove 1 at the top of the dental floss holder. Under the elastic force of the first clamping plate and the second clamping plate, the dental floss head is firmly clamped in the fixed sleeve, and the dental floss head is prevented from lateral translation in the clamping groove by the cooperation between the protrusion and the groove 1.

[0018] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0020] Figure 1 It is an exploded view of the dental floss stick provided by the utility model.

[0021] Figure 2 The utility model is a schematic diagram of the structure of the dental floss head of the dental floss stick.

[0022] Figure 3 The utility model is a structural schematic diagram of a fixing sleeve of a dental floss pick provided by the utility model.

[0023] Figure 4 It is another structural schematic diagram of the fixing sleeve of the dental floss stick provided by the utility model.

[0024] Figure 5 It is a structural schematic diagram of a pressing piece of a dental floss stick provided by the utility model.

[0025] Figure 6 It is a structural schematic diagram of the handle of the dental floss pick provided by the utility model.

[0026] Figure 7 It is a structural schematic diagram of the folding rod of the dental floss pick provided by the utility model.

[0027] Figure 8 The utility model is a structural schematic diagram of a folding rod of a dental floss pick when it is unfolded.

[0028] Fig. 9 It is a schematic diagram of the overall structure of the dental floss stick provided by the utility model.

[0029] Fig.10 It is another overall structural schematic diagram of the dental floss stick provided by the utility model.

[0030] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0031] 1. dental floss head; 11. floss body; 12. dental floss holder; 121. convex strip; 122. groove 1;

[0032] 2. Fixing sleeve; 21. Positioning column; 211. Groove 2; 22. Clamping head; 221. Positioning surface; 222. First clamping plate; 223. Second clamping plate; 224. Clamping groove; 225. Clamping groove; 226. Protrusion;

[0033] 3. Handle; 31. Connecting ring; 32. Rod body; 321. Positioning opening; 322. Rotating pin; 33. Folding rod; 331. Stop strip; 332. Connecting hole;

[0034] 4. Pressing piece; 41. Ring body; 42. Protrusion. DETAILED DESCRIPTION

[0035] The following is combined with Figure 1-10 The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0036] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0037] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0038] Example

[0039] like Figure 1 As shown, the utility model provides an angle-adjustable dental floss stick, comprising a dental floss head 1, a fixing sleeve 2 and a handle 3. The handle 3 is rotatably connected to the fixing sleeve 2, and the handle 3 fixes the dental floss head 1 through the fixing sleeve 2.

[0040] like Figure 2As shown, the dental floss head 1 includes a dental floss holder 12 and a wire body 11. The fineness of the wire body 11 is 200 deniers. When using, the user can easily press the dental floss 6 into the gap between teeth. The dental floss holder 12 is U-shaped. The wire body 11 connects the two ends of the dental floss holder 12. The dental floss holder 12 can be detachably installed in the fixed sleeve 2 for easy replacement.

[0041] like Figure 3-4 As shown, the fixing sleeve 2 includes a positioning column 21 and a clamping head 22, which are arranged in sequence from top to bottom, the positioning column 21 is rotatably connected to the handle 3, and the clamping head 22 clamps and fixes the dental floss head 1; the positioning column 21 passes through the front end of the handle 3 and is connected to the clamping member 4, and the front end of the handle 3 is pressed against the upper surface of the clamping head 22 by the clamping member 4, the front end of the handle 3 is located between the clamping head 22 and the clamping member 4, the upper surface of the clamping head 22 is a plane, and the upper surface of the clamping head 22 forms a contact friction with the front end of the handle 3;

[0042] The positioning column 21 is arranged above the clamping head 22. The clamping head 22 includes a positioning surface 221, a first clamping plate 222 and a second clamping plate 223. A clamping groove 224 is formed between the first clamping plate 222 and the second clamping plate 223. The dental floss head 1 is inserted into the clamping groove 224. The dental floss holder 12 is detachably installed in the clamping groove 224. The positioning surface 221 is a plane. The positioning surface 221 is arranged on the top of the clamping head 22. The positioning column 21 is connected to the positioning surface 221.

[0043] When the fixing sleeve 2 is connected to the handle 3, the positioning column 21 passes through the front end of the handle 3 and is connected to the clamping piece 4, and then the front end of the handle 3 is clamped and pressed by the clamping head 22 and the clamping piece 4. The clamping piece 4 applies downward pressure to the front end of the handle 3, so that the front end of the handle 3 is tightly attached to the positioning surface 221. The connection method between the clamping piece 4 and the positioning column 21 can be a variety of methods such as threaded connection, plug-in or snap-in connection; when the clamping piece 4 and the positioning column 21 are threadedly connected, a butterfly nut is used as the clamping piece 4, and an external thread is set on the upper part of the positioning column 21. After the positioning column 21 passes through the front end of the handle 3, the front end of the handle 3 is pressed against the upper surface of the clamping head 22 by tightening the butterfly nut; when the connection method between the clamping piece 4 and the positioning column 21 is set to plug-in, a pin is used as the clamping piece 4, and a positioning hole is set on the upper part of the positioning column 21. After the positioning column 21 passes through the front end of the handle 3, the pin is inserted into the positioning hole, and the front end of the handle 3 is pressed against the upper surface of the clamping head 22 under the action of the pin.

[0044] When the pressing member 4 is engaged with the positioning column 21, a second groove 211 is provided on the upper portion of the positioning column 21. The second groove 211 is arranged around the outer circumference of the positioning column 21, and the second groove 211 is annular; Figure 5As shown, the clamping member 4 includes a ring body 41 and a protrusion 42. The protrusion 42 is arranged on the inner side of the ring body 41. The ring body 41 is sleeved on the outer periphery of the positioning column 21, and the protrusion 42 is stuck in the groove 211, thereby preventing the ring body 41 from moving up and down in the axial direction of the positioning column 21.

[0045] like Figure 6 The handle 3 comprises a connecting ring 31, a rod body 32 and a folding rod 33, wherein the connecting ring 31 is provided at the front end of the rod body 32, and the folding rod 33 is rotatably connected to the rear end of the rod body 32; when the handle 3 is connected to the fixing sleeve 2, the positioning column 21 passes through the connecting ring 31, and the pressing member 4 is connected above the positioning column 21. When the pressing member 4 is connected to the positioning column 21, the protrusion 42 is stuck in the groove 211 provided on the upper part of the positioning column 21; the pressing member 4 pulls the positioning column 21 upward, exerts downward pressure on the connecting ring 31, and makes the connecting ring 31 close to the positioning surface 221; the connecting ring 31 is rotatably connected to the positioning column 21, so that the handle 3 can be adjusted 360 degrees. At the same time, under the clamping force of the pressing member 4 and the fixing sleeve 2, the connecting ring 31 is in contact with the positioning surface 221 over a large area, and the two have a large friction force, so that the handle 3 can stop rotating at any angle (such as Figure 9-10 The angle adjustment method is convenient.

[0046] Furthermore, in order to improve the uniform force between the protrusion 42 and the second groove, the second groove 211 is set to be annular and arranged along the circumference of the positioning column 21 , and multiple protrusions 42 are provided, and the multiple protrusions 42 are evenly distributed on the inner side of the ring body 41 .

[0047] In order to facilitate the installation of the dental floss rack 12 in the fixed sleeve 2, further, convex strips 121 are provided on both sides of the dental floss rack 12, and the convex strips 121 on both sides are symmetrically arranged; a groove 122 is provided on the top of the dental floss rack 12; accordingly, a clamping groove 225 is provided on the inner side of the first clamping plate 222 and the second clamping plate 223; the convex strips 121 on both sides are respectively clamped and matched with the clamping grooves 225 at the corresponding positions, and the fixed sleeve 2 is made of elastic material, such as plastic; the first clamping plate 222 and the second clamping plate 223 are respectively clamped and matched. The second clamping plates 223 are elastic. When the dental floss head 1 is inserted into the fixed sleeve 2, the protrusion 121 slides into the clamping groove 225. Under the elastic force of the first clamping plate 222 and the second clamping plate 223, the dental floss head 1 is firmly clamped in the fixed sleeve 2. In addition, a protrusion 226 is provided on the top of the clamping groove 224. The protrusion 226 is clamped and matched with the groove 122 at the corresponding position. Through the cooperation between the protrusion 226 and the groove 122, the dental floss head 1 is prevented from lateral translation in the clamping groove 224.

[0048] Furthermore, the groove 1 122 , the groove 211 and the engaging groove 225 can be provided in various shapes, such as a U-shaped groove, an arc groove, etc.

[0049] like Figure 7-8 As shown, a folding rod 33 is rotatably connected to the rear end of the rod body 32, a positioning hole 321 and a rotating pin 322 are provided at the rear end of the rod body 32, a rotating pin 322 is provided on both sides of the rod body 32, and a positioning hole 321 is provided between the two rotating pins 322; wherein the folding rod 33 is a U-shaped groove structure, and the rod body 32 is rotatably connected in the U-shaped groove of the folding rod 33; a connecting hole 332 is provided on both side walls of the front end of the folding rod 33, and a stopper strip 331 is provided between the two connecting holes 332;

[0050] When the lever 32 is fully opened, that is, the folding lever 33 is in a straight line with the lever 32, the front end of the stopper 331 can be inserted into the positioning hole 321, thereby preventing the folding lever 33 from further rotating upward; further, the front end of the stopper 331 is bent toward the positioning hole 321, and the stopper 331 is elastic, so that during the opening process of the folding lever 33, the front end of the stopper 331 continues to contact the end of the lever 32, and when the folding lever 33 is fully opened, a "click" collision sound is emitted, and the front end of the stopper 331 completely falls into the positioning hole 321; the setting of the folding lever 33 facilitates the storage of the dental floss stick and improves the convenience of use.

[0051] How it works

[0052] First, install the dental floss head 2, press the dental floss head 2 upward along the mouth of the clamping groove 43, and align the positions of the groove 122 and the protrusion 226, and press the dental floss head 2 into the clamping groove 43. At this time, the two protrusions 122 are respectively connected to the two clamping grooves 225, and the protrusion 226 is connected to the groove 122. The dental floss head 2 is fixed in the clamping groove 43 by the clamping force of the first clamping plate 222 and the second clamping plate 223, and the installation is completed;

[0053] Then, the folding rod 33 is opened. When a "click" sound is heard, it indicates that the front end of the stop strip 331 is completely inserted into the positioning opening 321, and the folding rod 33 is completely opened. Turn the handle 3 to adjust the angle between the handle 3 and the dental floss head 2 (such as Figure 9-10 As shown), by utilizing the contact friction between the connecting ring 31 and the positioning surface 221, the handle 3 can stop rotating at any angle, so that the dental floss head 2 is aligned with the corresponding tooth gap, and then the tooth gap is cleaned;

[0054] Finally, after cleaning, force is applied downward from both sides of the dental floss holder 12 to make the convex strip 122 draw out the engaging groove 225, separate the dental floss head 2 from the fixing sleeve 2, and separate the dental floss head 2 from the handle 3; fold the handle, turn it back to its original position, and put away the dental floss stick.

[0055] It should be noted that, in this document, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Contents not described in detail in this specification belong to the prior art known to professionals in the field.

[0056] The above description is only a preferred embodiment of the utility model and does not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A dental floss stick with adjustable angle, comprising: A dental floss head (1), a fixing sleeve (2) and a handle (3), wherein the handle (3) is rotatably connected to the fixing sleeve (2), and the handle (3) fixes the dental floss head (1) through the fixing sleeve (2), characterized in that: The fixing sleeve (2) comprises a positioning column (21) and a clamping head (22); the positioning column (21) passes through the front end of the handle (3) and is connected to the pressing piece (4); the front end of the handle (3) is clamped and pressed by the clamping head (22) and the pressing piece (4); The clamping head (22) comprises a first clamping plate (222) and a second clamping plate (223), a clamping groove (224) is formed between the first clamping plate (222) and the second clamping plate (223), and the dental floss head (1) is inserted into the clamping groove (224).

2. The dental floss holder with adjustable angle according to claim 1, characterized in that: The handle (3) further comprises a rod body (32), a connecting ring (31) is arranged at the front end of the rod body (32), the positioning column (21) passes through the connecting ring (31), a second groove (211) is provided at the upper part of the positioning column (21), and the pressing member (4) comprises a ring body (41) and a protrusion (42), the protrusion (42) is arranged on the inner side of the ring body (41), and the protrusion (42) is inserted into the second groove (211).

3. The angle-adjustable dental floss holder according to claim 2, characterized in that: The second groove (211) is annular, and a plurality of the protrusions (42) are provided, and the plurality of the protrusions (42) are evenly distributed on the inner side of the ring body (41).

4. The dental floss holder with adjustable angle according to claim 2, characterized in that: The dental floss head (1) comprises a dental floss holder (12) and a floss body (11); the dental floss holder (12) is U-shaped; the floss body (11) connects two ends of the dental floss holder (12); and the dental floss holder (12) is detachably mounted in the clamping groove (224).

5. The dental floss holder with adjustable angle according to claim 4, characterized in that: Raised strips (121) are provided on both side surfaces of the dental floss holder (12), and engaging grooves (225) are provided on the inner sides of the first clamping plate (222) and the second clamping plate (223); the raised strips (121) on both sides are respectively engaged with the engaging grooves (225) at corresponding positions.

6. The angle-adjustable dental floss holder according to claim 5, characterized in that: A groove one (122) is arranged at the top of the dental floss holder (12), a protrusion (226) is arranged at the top of the clamping groove (224), and the protrusion (226) is snap-fitted with the groove one (122) at a corresponding position.

7. The dental floss holder with adjustable angle according to claim 6, characterized in that: The first groove (122), the second groove (211) and the clamping groove (225) are all arc grooves.

8. The angle-adjustable dental floss holder according to claim 2, characterized in that: The rear end of the rod body (32) is rotatably connected to a folding rod (33).

9. The dental floss holder with adjustable angle according to claim 8, characterized in that: A positioning opening (321) and a rotating pin (322) are provided at the rear end of the rod body (32); the folding rod (33) is a U-shaped groove structure; two side walls at the front end of the folding rod (33) are respectively provided with a connecting hole (332); a stopper strip (331) is provided between the two connecting holes (332); the rotating pin (322) is inserted into the connecting hole (332), and the front end of the stopper strip (331) can be inserted into the positioning opening (321).

10. The dental floss holder with adjustable angle according to claim 9, characterized in that: The front end of the stop strip (331) is bent toward the positioning opening (321), and the stop strip (331) is elastic.

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