Convenient toothbrush capable of preventing decayed teeth

Abstract

The invention belongs to the technical field of toiletries, and particularly relates to a convenient toothbrush capable of preventing decayed teeth, the convenient toothbrush comprises a brush handle, the brush handle comprises a liquid storage tube, a partition plate, a connecting tube, a first groove, a second groove, a first limiting block, a limiting tube, a first sliding groove and a second limiting block, the edge of the partition plate is fixedly connected with the inner wall of the liquid storage tube, and an inner cavity of the liquid storage tube is divided into two areas; a rotating structure is arranged in the limiting pipe, a pushing structure is arranged in the rotating structure, a threaded block is arranged on the right side of the liquid storage pipe, a brush rod is arranged on the right side of the liquid storage pipe, and a brush head is arranged on the upper right portion of the brush rod. A rotating block is rotated to drive an inner threaded rod to rotate on an outer threaded rod, the outer threaded rod is pushed to move rightwards in a first sliding groove, the outer threaded rod drives a third fixing block and a rubber plug to move rightwards in a toothpaste storage bin, toothpaste is squeezed into a toothpaste guide pipe through a second groove, and then the toothpaste is guided to bristles through the toothpaste guide pipe and the second guide pipe. A certain amount of toothpaste can be conveniently squeezed out, and toothpaste residues are avoided.

Description

Technical Field

[0001] The invention belongs to the technical field of washing products, in particular to a convenient toothbrush for preventing tooth decay. Background Art

[0002] A toothbrush is a necessity in people's lives, but currently available toothbrushes on the market are either a single brush handle combined with a brush head or a toothpaste bag is installed in the brush handle. The former is a very common toothbrush on the market with relatively simple functions, while the latter is based on the former single toothbrush, by squeezing the toothpaste bag in the brush handle to squeeze the toothpaste onto the brush head.

[0003] In the prior art, announcement number CN 209595052 U provides a portable toothbrush, comprising a toothbrush body, a shell that also serves as a brush handle, and a toothpaste shell and dental floss located in the shell. The toothbrush body is connected to the brush handle shell, and the brush handle shell is provided with a toothpaste groove for placing the toothpaste shell and a dental floss groove for placing the dental floss. A handle cover is provided on one side of the brush handle shell, and a through hole for placing the dental floss is provided on the handle cover. This portable toothbrush is more practical and convenient.

[0004] In the above patent, the toothbrush body is connected to the handle housing, and the handle housing is provided with a toothpaste slot for placing the toothpaste housing and a dental floss slot for placing the dental floss, so as to achieve the effect of convenient carrying and use. However, the portable toothbrush still has some problems.

[0005] 1. The portable toothbrush uses the traditional method of squeezing the toothpaste bag to discharge the toothpaste, which makes it difficult to control the discharge amount of the toothpaste, and the toothpaste is easy to remain and is completely discharged, resulting in waste;

[0006] 2. If a toothbrush is used for a long time, the bristles will breed bacteria and need to be replaced regularly. The overall structure of the toothbrush is fixed and needs to be replaced as a whole, resulting in great waste.

[0007] Therefore, a convenient toothbrush for preventing dental caries is proposed in response to the above problems. Summary of the invention

[0008] 1. Technical issues to be resolved

[0009] In view of the deficiencies in the prior art, the present invention provides a convenient toothbrush for preventing tooth caries, which solves the problems that the convenient toothbrush in the prior art cannot control the amount of toothpaste extruded and will produce residue, the toothpaste has limited bactericidal effect, and cannot effectively prevent the occurrence of tooth caries and ulcer formation.

[0010] (II) Technical solution

[0011] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a convenient toothbrush for preventing dental caries, comprising a brush handle, the brush handle comprising a liquid storage tube, a partition, a connecting tube, a first groove, a second groove, a first limiting block, a limiting tube, a first slide groove and a second limiting block, the edge of the partition is fixedly connected to the inner wall of the liquid storage tube, and the inner cavity of the liquid storage tube is divided into two areas, the left area is a sterilizing liquid storage bin, and the right area is a toothpaste storage bin, the first groove and the second groove are arranged on the right side of the liquid storage tube, the first slide groove is arranged in the middle of the partition, and the groove wall of the first slide groove is symmetrically fixedly connected with two second limiting blocks, the left side of the partition is fixedly connected to the right end of the limiting tube, and the limiting tube is communicated with the first slide groove, the left end of the limiting tube is fixedly connected to the liquid storage tube, a rotating structure is arranged in the limiting tube, and a pushing structure is arranged in the rotating structure, a threaded block is arranged on the right side of the liquid storage tube, a brush rod is arranged on the right side of the liquid storage tube, and a brush head is arranged on the upper right side of the brush rod;

[0012] The brush rod comprises a connecting rod, a toothpaste conduit, a sterilizing liquid conduit, a pressing nozzle body, a first conduit, a first fixing block, a first clamping groove and a first clamping block, the right end of the connecting rod is fixedly connected to the left end of the first fixing block, the right end of the first fixing block is arranged in an arc-shaped inward concave shape, the toothpaste conduit and the sterilizing liquid conduit are provided in the connecting rod and the first fixing block, and the left end of the toothpaste conduit is engaged and connected with the second groove;

[0013] The brush head includes a second fixed block, a second card slot, a second conduit, a third conduit, a second card block and bristles. The second fixed block is provided with an arc-shaped upper surface, and the right end of the second fixed block is provided with an arc-shaped inward concave shape. The second conduit is opened in the second fixed block, and the lower end of the second conduit is engaged with the upper end of the toothpaste conduit. An outlet valve is provided in the second conduit, and the outlet valve is composed of three arc-shaped valve annular arrays.

[0014] Furthermore, the rotating structure includes a rotating block and an internally threaded rod, the middle of the right side of the rotating block is fixedly connected to the left end of the internally threaded rod, and the internally threaded rod rotates in the limiting tube.

[0015] Furthermore, the pushing structure includes an externally threaded rod, a limiting groove, a third fixed block, a rubber plug and a second slide groove. The externally threaded rod is threadedly connected to the inner cavity of the internally threaded rod. The two limiting grooves are symmetrically opened on the side of the externally threaded rod. The externally threaded rod moves left and right in the first slide groove, and the limiting groove is slidably connected to the second limiting block.

[0016] Furthermore, the right end of the externally threaded rod is fixedly connected to the middle of the left side of the third fixed block, the right side of the third fixed block is fixedly connected to the left side of the rubber stopper, and the third fixed block and the rubber stopper move left and right in the toothpaste storage bin of the liquid storage tube, and the second slide groove is opened on the third fixed block and the rubber stopper.

[0017] Furthermore, the left end of the connecting tube is fixedly connected to the partition, and the connecting tube is connected to the sterilizing liquid storage bin of the liquid storage tube, the right end of the connecting tube is fixedly connected to the right end of the liquid storage tube, and the connecting tube is connected to the first groove, and the connecting tube is slidably connected to the second slide groove.

[0018] Furthermore, the push nozzle body is arranged on the left side of the connecting rod, and the push nozzle body is connected to the sterilizing liquid conduit, the first conduit is connected to the push nozzle body, the sterilizing liquid conduit is engaged and connected with the first groove, and the first conduit slides left and right in the connecting tube, and the left end of the first conduit extends into the sterilizing liquid storage bin of the liquid storage tube.

[0019] Furthermore, the third conduit is opened on the second fixed block, and the lower side of the third conduit is engaged with the upper right end of the sterilizing liquid conduit. An atomizing nozzle is arranged in the third conduit, and the edge of the atomizing nozzle is fixedly connected to the wall of the third conduit.

[0020] Furthermore, the second card slot is opened on the lower left side of the second fixed block, the second card block is fixed on the lower right side of the second fixed block, the first card block is fixed on the upper left side of the first fixed block, the first card slot is opened on the upper right side of the first fixed block, the first card block is engaged and connected with the second card slot, and the first card slot is engaged and connected with the second card block.

[0021] Furthermore, the bristles are evenly fixed on the second fixing block, and the upper surface of the bristles is arranged in an arc shape.

[0022] Furthermore, the first limit block is fixed to the right outer wall of the liquid storage tube, the threaded block slides left and right on the right side of the liquid storage tube, and the right side of the threaded block is threadedly connected to the left end of the connecting rod.

[0023] (III) Beneficial effects

[0024] Compared with the prior art, the present invention provides a convenient toothbrush for preventing dental caries, which has the following features:

[0025] Beneficial effects:

[0026] 1. This is a convenient toothbrush for preventing tooth decay. The rotating block drives the internal threaded rod to rotate on the external threaded rod, and the external threaded rod is pushed to move rightward in the first slide groove. The external threaded rod drives the third fixed block and the rubber plug to move rightward in the toothpaste storage bin, and the toothpaste is squeezed into the toothpaste duct through the second groove, and then guided to the bristles through the toothpaste duct and the second duct, so that a certain amount of toothpaste can be squeezed out conveniently to avoid toothpaste residue.

[0027] 2. This convenient toothbrush for preventing tooth decay prevents external liquid from flowing into the second conduit through an outlet valve arranged in the second conduit.

[0028] 3. This convenient toothbrush for preventing tooth decay can guide the sterilizing liquid in the sterilizing liquid storage bin into the third duct through the first duct and the sterilizing liquid duct by pressing the nozzle body, and then spray the teeth with atomization through the atomizing nozzle. The toothpaste and oral disinfectant can play a dual role of sterilization to prevent the occurrence of tooth decay, keep the oral cavity clean and prevent the formation of ulcers.

[0029] 4. This convenient toothbrush for preventing tooth decay can connect or separate the second fixed block from the first fixed block by engaging or disengaging the first card block and the second card slot, or the first card slot and the second card block, thereby achieving the effect of convenient replacement of the brush head.

[0030] 5. This convenient toothbrush for preventing tooth decay has a first fixed block and a second fixed block with an arc-shaped concave shape at the right end. The bristles are evenly fixed on the second fixed block. The teeth can be cleaned in a covering manner, and the top and sides of the teeth can be cleaned at the same time, which makes cleaning more convenient and avoids damage to the gums caused by traditional cleaning of the sides of the teeth. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0032] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0033] Figure 2 It is a schematic cross-sectional view of the three-dimensional structure of the brush handle of the present invention;

[0034] Figure 3 It is a schematic diagram of the three-dimensional structure of the brush rod of the present invention;

[0035] Figure 4 is a schematic diagram of the three-dimensional structure of the brush head of the present invention;

[0036] Figure 5 It is a schematic diagram of the three-dimensional structure of the push structure of the present invention;

[0037] Figure 6 It is a schematic diagram of the three-dimensional structure of the threaded block of the present invention.

[0038] Legend:

[0039] 1. Brush handle; 101. Liquid storage tube; 102. Partition; 103. Connecting tube; 104. First groove; 105. Second groove; 106. First stop block; 107. Stop tube; 108. First slide groove; 109. Second stop block; 2. Brush rod; 201. Connecting rod; 202. Toothpaste guide tube; 203. Sterilizing liquid guide tube; 204. Press nozzle body; 205. First guide tube; 206. First fixing block; 207. First slot; 208 , first clamping block; 3, threaded block; 4, rotating structure; 401, rotating block; 402, internal threaded rod; 5, brush head; 501, second fixed block; 502, second clamping groove; 503, second guide tube; 504, third guide tube; 505, second clamping block; 506, bristles; 6, pushing structure; 601, external threaded rod; 602, limiting groove; 603, third fixed block; 604, rubber plug; 605, second slide groove; 7, atomizing nozzle; 8, outlet flap. DETAILED DESCRIPTION

[0040] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0041] Specific examples are given below.

[0042] See also Figure 1-Figure 6The present invention provides a convenient toothbrush for preventing dental caries, including a brush handle 1, the brush handle 1 including a liquid storage tube 101, a partition 102, a connecting tube 103, a first groove 104, a second groove 105, a first limiting block 106, a limiting tube 107, a first slide 108 and a second limiting block 109, the edge of the partition 102 is fixedly connected to the inner wall of the liquid storage tube 101, and the inner cavity of the liquid storage tube 101 is divided into two areas, the left area is a sterilizing liquid storage bin, and the right area is a toothpaste storage bin, the first groove 104 and the second groove 105 are arranged on the right side of the liquid storage tube 101, the first slide 108 is arranged in the middle of the partition 102, and the groove wall of the first slide 108 is symmetrically fixedly connected to the two second limiting blocks 109, the left side of the partition 102 is fixedly connected to the limiting tube The right end of the tube 107 is fixedly connected, and the limiting tube 107 is communicated with the first slide groove 108, the left end of the limiting tube 107 is fixedly connected to the liquid storage tube 101, a rotating structure 4 is arranged in the limiting tube 107, a pushing structure 6 is arranged in the rotating structure 4, a threaded block 3 is arranged on the right side of the liquid storage tube 101, a brush rod 2 is arranged on the right side of the liquid storage tube 101, a brush head 5 is arranged on the upper right side of the brush rod 2, the brush rod 2 includes a connecting rod 201, a toothpaste conduit 202, a sterilizing liquid conduit 203, a pressing nozzle body 204, a first conduit 205, a first fixed block 206, a first slot 207 and a first block 208, the right end of the connecting rod 201 is fixedly connected to the left end of the first fixed block 206, and the right end of the first fixed block 206 is an arc-shaped inward concave shape. The toothpaste conduit 202 and the bactericidal liquid conduit 203 are arranged in the connecting rod 201 and the first fixed block 206. The left end of the toothpaste conduit 202 is engaged with the second groove 105. The brush head 5 includes a second fixed block 501, a second card slot 502, a second conduit 503, a third conduit 504, a second card block 505 and bristles 506. The second fixed block 501 is arranged with an arc surface shape, and the right end of the second fixed block 501 is arranged with an arc-shaped concave shape. The second conduit 503 is arranged in the second fixed block 501. The lower end of the second conduit 503 is engaged with the upper end of the toothpaste conduit 202. An outlet valve 8 is arranged in the second conduit 503, and the outlet valve 8 is composed of three arc valve annular arrays. The rotating structure 4 includes a rotating block 401 and the internal threaded rod 402, the middle of the right side of the rotating block 401 is fixedly connected to the left end of the internal threaded rod 402, the internal threaded rod 402 rotates in the limiting tube 107, the pushing structure 6 includes an external threaded rod 601, a limiting groove 602, a third fixed block 603, a rubber plug 604 and a second slide groove 605, the external threaded rod 601 is threadedly connected to the inner cavity of the internal threaded rod 402, two limiting grooves 602 are symmetrically arranged on the side of the external threaded rod 601, the external threaded rod 601 moves left and right in the first slide groove 108, and the limiting groove 602 is slidably connected to the second limiting block 109, the right end of the external threaded rod 601 is fixedly connected to the middle of the left side of the third fixed block 603, and the right side of the third fixed block 603 is fixedly connected to the left side of the rubber plug 604,The third fixed block 603 and the rubber stopper 604 move left and right in the toothpaste storage bin of the liquid storage tube 101, the second slide groove 605 is opened on the third fixed block 603 and the rubber stopper 604, the first limit block 106 is fixed on the right outer wall of the liquid storage tube 101, the threaded block 3 slides left and right on the right side of the liquid storage tube 101, and the right side of the threaded block 3 is threadedly connected to the left end of the connecting rod 201.

[0043] Specifically, by rotating the rotating block 401, the internal threaded rod 402 is driven to rotate on the external threaded rod 601, pushing the external threaded rod 601 to move rightward in the first slide groove 108, and the external threaded rod 601 drives the third fixed block 603 and the rubber plug 604 to move rightward in the toothpaste storage bin, and the toothpaste is squeezed into the toothpaste conduit 202 through the second groove 105, and then guided to the bristles 506 through the toothpaste conduit 202 and the second conduit 503, so that a certain amount of toothpaste can be squeezed out conveniently to avoid toothpaste residue. The outlet valve 8 provided in the second conduit 503 prevents external liquid from flowing into the second conduit 503.

[0044] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the left end of the connecting tube 103 is fixedly connected to the partition 102, and the connecting tube 103 is connected to the sterilizing liquid storage bin of the liquid storage tube 101, the right end of the connecting tube 103 is fixedly connected to the right end of the liquid storage tube 101, and the connecting tube 103 is connected to the first groove 104, the connecting tube 103 is slidably connected to the second slide groove 605, the pressing nozzle body 204 is arranged on the left side of the connecting rod 201, and the pressing nozzle body 204 is connected to the sterilizing liquid conduit 203, and the first conduit 205 is connected to the pressing nozzle body 204 is connected, the sterilizing liquid conduit 203 is engaged with the first groove 104, and the first conduit 205 slides left and right in the connecting tube 103, and the left end of the first conduit 205 extends into the sterilizing liquid storage bin of the liquid storage tube 101, the third conduit 504 is opened on the second fixed block 501, and the lower side of the third conduit 504 is engaged with the upper end of the right side of the sterilizing liquid conduit 203, and an atomizing nozzle 7 is arranged in the third conduit 504, and the edge of the atomizing nozzle 7 is fixedly connected to the tube wall of the third conduit 504.

[0045] Specifically, by pressing the nozzle body 204, the sterilizing liquid in the sterilizing liquid storage bin is guided through the first conduit 205, the sterilizing liquid conduit 203 and the third conduit 504, and then atomized and sprayed on the teeth through the atomizing nozzle 7, so as to further sterilize the teeth.

[0046] Furthermore, the second card slot 502 is opened on the lower left side of the second fixed block 501, the second card block 505 is fixed on the lower right side of the second fixed block 501, the first card block 208 is fixed on the upper left side of the first fixed block 206, the first card slot 207 is opened on the upper right side of the first fixed block 206, the first card block 208 is snap-connected with the second card slot 502, and the first card slot 207 is snap-connected with the second card block 505.

[0047] Specifically, by engaging or disengaging the first card block 208 with the second card slot 502 , and the first card slot 207 with the second card block 505 , the second fixing block 501 can be fixedly connected or separated from the first fixing block 206 , thereby achieving the effect of convenient replacement of the brush head 5 .

[0048] Furthermore, the bristles 506 are evenly fixed on the second fixing block 501, and the bristles 506 are arranged in an arc shape.

[0049] Specifically, by setting the first fixed block 206 and the right end of the second fixed block 501 in an arc-shaped concave shape, the bristles 506 are evenly fixed on the second fixed block 501, so that the teeth can be cleaned in a covered manner, and the top and sides of the teeth can be cleaned at the same time, which makes cleaning more convenient and avoids damage to the gums caused by traditional brushing of the sides of the teeth.

[0050] Working principle: When using the convenient toothbrush, first move the second fixing block 501, so that the second fixing block 501, the first clamping block 208 and the second clamping groove 502, the first clamping groove 207 and the second clamping block 505 are engaged or disengaged, the second fixing block 501 can be fixedly connected or separated from the first fixing block 206, and the brush head 5 can be replaced. Secondly, the rotating block 401 drives the internal threaded rod 402 to rotate on the external threaded rod 601, and pushes the external threaded rod 601 to move rightward in the first slide groove 108, and the external threaded rod 601 drives the third fixing block 501 to rotate on the external threaded rod 601. The fixed block 603 and the rubber plug 604 move to the right in the toothpaste storage bin, squeeze the toothpaste into the toothpaste conduit 202 through the second groove 105, and then guide it to the bristles 506 through the toothpaste conduit 202 and the second conduit 503, so as to conveniently squeeze out a certain amount of toothpaste for brushing teeth. Then, the nozzle body 204 is pressed to guide the bactericidal liquid in the bactericidal liquid storage bin through the first conduit 205 and the bactericidal liquid conduit 203 to the third conduit 504, and then through the atomizing nozzle 7, the teeth are atomized and sprayed, so as to conveniently further sterilize the teeth.

[0051] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. A convenient toothbrush for preventing dental caries, comprising a brush handle (1), characterized in that: The brush handle (1) comprises a liquid storage tube (101), a partition (102), a connecting tube (103), a first groove (104), a second groove (105), a first limit block (106), a limit tube (107), a first slide groove (108) and a second limit block (109); the edge of the partition (102) is fixedly connected to the inner wall of the liquid storage tube (101) to divide the inner cavity of the liquid storage tube (101) into two areas, the left area is a sterilizing liquid storage bin, and the right area is a toothpaste storage bin; the first groove (104) and the second groove (105) are arranged on the right side of the liquid storage tube (101); the first slide groove (108) is arranged on the partition (10 2) in the middle, and the groove wall of the first slide groove (108) is symmetrically fixedly connected to two second limit blocks (109), the left side of the partition plate (102) is fixedly connected to the right end of the limit tube (107), and the limit tube (107) is communicated with the first slide groove (108), the left end of the limit tube (107) is fixedly connected to the liquid storage tube (101), a rotating structure (4) is arranged in the limit tube (107), a pushing structure (6) is arranged in the rotating structure (4), a threaded block (3) is arranged on the right side of the liquid storage tube (101), a brush rod (2) is arranged on the right side of the liquid storage tube (101), and a brush head (5) is arranged on the upper right side of the brush rod (2); The brush rod (2) comprises a connecting rod (201), a toothpaste conduit (202), a sterilizing liquid conduit (203), a pressing nozzle body (204), a first conduit (205), a first fixing block (206), a first clamping groove (207) and a first clamping block (208); the right end of the connecting rod (201) is fixedly connected to the left end of the first fixing block (206); the right end of the first fixing block (206) is arranged in an arc-shaped inward concave shape; the toothpaste conduit (202) and the sterilizing liquid conduit (203) are arranged in the connecting rod (201) and the first fixing block (206); and the left end of the toothpaste conduit (202) is engaged and connected to the second groove (105); The brush head (5) comprises a second fixing block (501), a second clamping groove (502), a second conduit (503), a third conduit (504), a second clamping block (505) and bristles (506); the second fixing block (501) is provided with an arc-shaped upper surface, and the right end of the second fixing block (501) is provided with an arc-shaped inward concave shape; the second conduit (503) is provided in the second fixing block (501); the lower end of the second conduit (503) is engaged with the upper end of the toothpaste conduit (202); an outlet valve (8) is provided in the second conduit (503), and the outlet valve (8) is composed of three arc-shaped valve annular arrays.

2. A convenient toothbrush for preventing dental caries according to claim 1, characterized in that: The rotating structure (4) comprises a rotating block (401) and an internally threaded rod (402); the middle of the right side of the rotating block (401) is fixedly connected to the left end of the internally threaded rod (402); and the internally threaded rod (402) rotates in the limiting tube (107).

3. The convenient toothbrush for preventing dental caries according to claim 1, characterized in that: The pushing structure (6) includes an externally threaded rod (601), a limiting groove (602), a third fixing block (603), a rubber stopper (604) and a second sliding groove (605); the externally threaded rod (601) is threadedly connected to the inner cavity of the internally threaded rod (402); the two limiting grooves (602) are symmetrically arranged on the side of the externally threaded rod (601); the externally threaded rod (601) moves left and right in the first sliding groove (108), and the limiting groove (602) is slidably connected to the second limiting block (109).

4. The convenient toothbrush for preventing dental caries according to claim 3, characterized in that: The right end of the externally threaded rod (601) is fixedly connected to the middle of the left side of the third fixed block (603), the right side of the third fixed block (603) is fixedly connected to the left side of the rubber stopper (604), and the third fixed block (603) and the rubber stopper (604) move left and right in the toothpaste storage bin of the liquid storage tube (101), and the second slide groove (605) is provided on the third fixed block (603) and the rubber stopper (604).

5. The convenient toothbrush for preventing dental caries according to claim 1, characterized in that: The left end of the connecting tube (103) is fixedly connected to the partition (102), and the connecting tube (103) is connected to the sterilizing liquid storage bin of the liquid storage tube (101); the right end of the connecting tube (103) is fixedly connected to the right end of the liquid storage tube (101), and the connecting tube (103) is connected to the first groove (104); and the connecting tube (103) is slidably connected to the second slide groove (605).

6. The convenient toothbrush for preventing dental caries according to claim 1, characterized in that: The push nozzle body (204) is arranged on the left side of the connecting rod (201), and the push nozzle body (204) is connected to the sterilizing liquid conduit (203), the first conduit (205) is connected to the push nozzle body (204), the sterilizing liquid conduit (203) is engaged with the first groove (104), and the first conduit (205) slides left and right in the connecting tube (103), and the left end of the first conduit (205) extends into the sterilizing liquid storage bin of the liquid storage tube (101).

7. The convenient toothbrush for preventing dental caries according to claim 1, characterized in that: The third conduit (504) is opened on the second fixed block (501), and the lower side of the third conduit (504) is engaged and connected with the upper end of the right side of the sterilizing liquid conduit (203). An atomizing nozzle (7) is arranged in the third conduit (504), and the edge of the atomizing nozzle (7) is fixedly connected to the tube wall of the third conduit (504).

8. The convenient toothbrush for preventing dental caries according to claim 1, characterized in that: The second card slot (502) is arranged below the left side of the second fixed block (501), the second card block (505) is fixed below the right side of the second fixed block (501), the first card block (208) is fixed above the left side of the first fixed block (206), the first card slot (207) is arranged above the right side of the first fixed block (206), the first card block (208) is engaged and connected with the second card slot (502), and the first card slot (207) is engaged and connected with the second card block (505).

9. The convenient toothbrush for preventing dental caries according to claim 1, characterized in that: The bristles (506) are evenly fixed on the second fixing block (501), and the bristles (506) are arranged in an arc shape.

10. The convenient toothbrush for preventing dental caries according to claim 1, characterized in that: The first limit block (106) is fixed to the right outer wall of the liquid storage tube (101), the threaded block (3) slides left and right on the right side of the liquid storage tube (101), and the right side of the threaded block (3) is threadedly connected to the left end of the connecting rod (201).

Images