CN214017921U

CN214017921U - Portable automatic dental floss stick box

Info

Publication number: CN214017921U
Application number: CN202022318912.7U
Authority: CN
Inventors: 蔡恩康
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-08-24
Anticipated expiration: 2030-10-16

Abstract

The utility model provides a portable automatic dental floss stick box belongs to dental floss stick box technical field. The problem that an existing floss pick box is unsanitary in taking and inconvenient to carry during outdoor distance swimming is solved. This portable automatic dental floss stick box, this automatic dental floss stick box includes the dustcoat casing, drain pan and closing cap, but the closing cap switching is connected on the dustcoat casing, have the room chamber that supplies the even stack of a plurality of dental floss stick to set up in the dustcoat casing, the room intracavity just is located and is provided with the fixed stop who supplies the even stack of a plurality of dental floss stick to place between dustcoat casing and the drain pan, form dental floss stick export groove between dustcoat casing bottom outer fringe and the drain pan, the position department that corresponds dental floss stick export groove on the dustcoat casing is equipped with automatic opening and closing door, the below that lies in fixed stop in the drain pan is equipped with and is used for pushing out the ejecting mechanism outside the dental floss stick export groove with the dental floss stick. The utility model has the advantages of convenient carrying, simple principle, convenient operation, good use effect and sanitation and cleanness.

Description

Portable automatic dental floss stick box

Technical Field

The utility model belongs to the technical field of the dental floss stick box, a dental floss stick box is related to, in particular to portable automatic dental floss stick box.

Background

The dental floss rod is also called dental floss pick, and is a product used together with a toothbrush in daily oral cavity care. Before the dental floss rod, people use the dental floss to obtain the same effect, and compared with the dental floss, the dental floss rod has the advantages of being more convenient, efficient, safe, sanitary and the like. The dental floss rod box on the present market structure function is single, when needing to use the dental floss rod, opens the lid of dental floss rod box, stretches into the hand and takes out, and such mode of taking is very unhygienic, can take out many carelessly sometimes even, then with unnecessary putting back in the dental floss rod box, inconvenient while also brings unhygienic problem, the dental floss rod box that has now in addition is bulky, inconvenient dress in trousers pocket, inconvenient outdoor long-distance trip hand-carried.

Disclosure of Invention

The utility model aims at the above problems existing in the prior art, and provides a portable automatic dental floss rod box to solve the above problems.

The purpose of the utility model can be realized by the following technical proposal: a portable automatic dental floss rod box is characterized in that the automatic dental floss rod box comprises an outer cover shell, a bottom shell and a sealing cover, the sealing cover can be connected on the outer cover shell in an opening and closing way, the outer cover shell is buckled at the top of the bottom shell, a chamber for uniformly overlapping a plurality of dental floss rods is arranged in the outer cover shell, a fixed clapboard for uniformly overlapping a plurality of dental floss rods is arranged in the chamber and between the outer cover shell and the bottom shell, a dental floss rod outlet groove is formed between the outer edge of the bottom of the outer cover shell and the bottom shell, an automatic opening and closing door is arranged on the outer cover shell at the position corresponding to the dental floss rod outlet groove, the automatic opening and closing door can be connected to the outer cover shell in an opening and closing manner, a push-out mechanism used for pushing the dental floss rod out of the dental floss rod outlet groove is arranged in the bottom shell and below the fixed partition plate, and a switch button assembly for controlling the work of the push-out mechanism is arranged at the position, close to the automatic opening and closing door, on the bottom shell.

In foretell an automatic dental floss stick box, closing cap and housing shell between articulated mutually through the connecting pin, the closing cap on set up the trompil that is linked together with the cavity, the closing cap on and be located this trompil and be provided with elastic U type buckle, and this U type buckle and closing cap integrated into one piece, U type buckle front end portion outwards protruding be equipped with a card convex part, housing shell inner wall on set up and have the draw-in groove that supplies the card convex part to stretch into the joint.

In the portable automatic dental floss rod box, a partition wall is arranged in the chamber and above the fixed partition plate, the chamber is formed into a storage chamber cavity and a dental floss rod storage chamber cavity through the partition wall, and a plurality of dental floss rods are uniformly overlapped and placed in the dental floss rod storage chamber cavity.

In the above portable automatic floss pick box, the pushing mechanism comprises a movable support, a spring and a connecting rod assembly, one end of the movable support is provided with a fixed shaft for the spring to be sleeved, the other end of the movable support is provided with a mounting seat for fixedly mounting the inner end part of the switch button assembly, the bottom wall in the bottom shell is provided with a fixed seat for placing the outer end of the fixed shaft, one end of the spring is abutted against the wall surface of the movable support, the other end of the spring is abutted against the end wall of the fixed seat, one end of the movable support is provided with a movable rod adjacent to the fixed shaft, a gap is formed between the movable rod and the fixed shaft, a stable seat which is integrally formed with the fixed seat is arranged at the position corresponding to the movable rod on the bottom wall in the bottom shell, the stable seat is provided with an extending slot for the movable rod to extend into, and after the switch button assembly is pressed, the switch button assembly pushes the movable support to transversely move backwards and drives the movable rod to extend into the slot along the stable seat to move inwards .

In the portable automatic dental floss rod box, the connecting rod assembly is arranged on the movable support, an installation groove for installing the connecting rod assembly is arranged on the movable support and between the movable rod and the installation seat, the connecting rod assembly consists of a first connecting rod, a second connecting rod and a swing push rod, a first protruding shaft protruding outwards in the axial direction is arranged at the bottom of one end of the first connecting rod, the first protruding shaft is fixedly arranged in the installation groove, a second protruding shaft protruding outwards in the axial direction is arranged at the bottom wall of the middle of the first connecting rod, an extending groove for the second protruding shaft to extend into is arranged on the stabilizing seat, the second protruding shaft is movably arranged in the extending groove, the swing push rod is integrally formed at the other end of the first connecting rod, a third protruding shaft protruding outwards in the axial direction is arranged at the bottom of the swing push rod, a first extending hole for the third protruding shaft to extend into is arranged at one end of the second connecting rod, the third protruding shaft is movably arranged in the first stretching hole, and the other end of the second connecting rod is provided with a second stretching hole.

In the above-mentioned portable automatic dental floss bar box, a placing seat for placing the second link is provided on the bottom wall in the bottom case so as to prevent the second link from falling.

In the above-mentioned portable automatic dental floss rod box, the automatic opening and closing door and be located the dustcoat casing and have the third connecting rod with second connecting rod matched with, the diapire of third connecting rod tip has outside axial bellied protruding axle four, protruding axle four movable mounting in stretching into hole two, the automatic opening and closing door on and with the dustcoat casing between have the articulated shaft, the drain pan on have the hole three that stretches into that supplies this articulated shaft bottom to stretch into, the dustcoat casing on have the hole four that stretches into that supplies the articulated shaft top to stretch into, the movable mounting of articulated shaft in stretching into hole three and stretching into hole four.

In the above portable automatic dental floss rod box, the switch button assembly comprises a button sliding portion and a fixing portion, the fixing portion is disposed at an inner end of the button sliding portion, the fixing portion is fixedly mounted on the mounting seat, and a sliding groove for slidably mounting the button sliding portion is formed in the bottom shell.

In the portable automatic dental floss rod box, the top of the swing push rod extends out of the fixed partition plate and is used for pushing the dental floss rod and pushing the dental floss rod out of the outlet groove of the dental floss rod, an arc-shaped slide way for the swing push rod to move is formed in the fixed partition plate, and the upper end part of the swing push rod is arc-shaped.

In the portable automatic dental floss rod box, a notch is formed in the position, corresponding to the top of the swing push rod, of the dental floss rod, and one end of the top of the swing push rod abuts against the notch to limit the dental floss rod.

In the portable automatic dental floss rod box, the position of the sealing cover bottom wall and corresponding to the dental floss rod is provided with a limiting inner column for limiting the dental floss rod.

Compared with the prior art, the portable automatic dental floss rod box has the following advantages:

1. through the linkage design of the switch button assembly and the push-out mechanism, the automatic opening and closing door achieves the effect of automatic opening and closing, and compared with the traditional method for manually and monotonously taking out the dental floss rod, the method has the advantages of convenience in taking and sanitation and cleanness;

2. the automatic floss rod box adopts a 'screwless' connection design, ensures the sanitary condition in the box, is easy to assemble and disassemble, and meets the use of most people in the age group;

3. the storage chamber cavity is independently designed in the automatic dental floss rod box, different daily necessities can be placed in the storage chamber cavity according to different people or different environments, for example, sick old people can store some standby pills in the storage chamber cavity, and the carrying is convenient; a small flashlight can be arranged in the storage chamber, and can play a role when a dental floss rod is needed to be used after a meal in an environment with weak light at night (a plurality of restaurants with dark light); bamboo charcoal with sterilization and cleaning effects can be stacked in the storage chamber cavity, so that good sanitation is kept, and meanwhile, the effect of removing peculiar smell can be achieved;

4. the automatic dental floss rod box is provided with the special dental floss rod, so that the better storage and storage effects of the dental floss rod are achieved, the dental floss rod is overlapped with one hand in the dental floss rod box, the design is simple, the automatic dental floss rod box is small and flexible, the automatic dental floss rod box is convenient to carry when being played outdoors or on business trip, can be used anytime and anywhere, is very convenient to use after a meal, brings convenience to people, and can also be used by people at ease;

5. the push-out mechanism and the connecting rod assembly in the push-out mechanism adopt a lever principle and a connecting rod mechanism principle to push out the dental floss rod easily, the phenomenon of blockage or dead locking of the position of the dental floss rod cannot occur in the working process, the well for placing the dental floss rod is ordered, the appearance is attractive, and meanwhile, the practicability is also enhanced;

6. this automatic dental floss stick box's export groove is little, uses back under the condition of certain quantity when the dental floss stick, if empty the dental floss stick box, outside a small amount of dental floss sticks of its inside placing can not fall out the box, the condition emergence of polluting the dental floss stick more can not appear, the health in utilization of guarantee each dental floss stick has improved the availability factor of every dental floss stick.

Drawings

Fig. 1 is a perspective view of the portable automatic dental floss pick case in a state where the automatic dental floss pick case is not in use.

Fig. 2 is a perspective view of the automatic dental floss bar case in the portable automatic dental floss bar case in a use state.

Fig. 3 is a schematic perspective view of an opening cover of the automatic dental floss stick box in the portable automatic dental floss stick box.

Fig. 4 is an exploded view of the automatic dental floss bar case in the present portable automatic dental floss bar case.

FIG. 5 is a schematic view of the structure in the portable automatic dental floss pick case.

FIG. 6 is a schematic view showing the structure of the push-out mechanism in the portable automatic dental floss bar case.

Fig. 7 is a schematic view showing the structure of the bottom case in the portable automatic dental floss bar case.

FIG. 8 is a schematic view showing the structure of the cover in the portable automatic dental floss bar case.

Fig. 9 is a schematic structural view of an automatic opening and closing door in the portable automatic dental floss rod box.

Fig. 10 is a schematic structural view of the housing case in the portable automatic dental floss bar case.

In the figure, 1, a housing shell; 2. a bottom case; 3. sealing the cover; 4. fixing the partition board; 5. a floss pick outlet slot; 6. automatically opening and closing the door; 7. a U-shaped buckle; 8. a snap projection; 9. a connecting pin; 10. a partition wall; 11. a storage compartment cavity; 12. a dental floss rod storage chamber cavity; 13. moving the support; 14. a spring; 15. a fixed shaft; 16. a mounting seat; 17. a fixed seat; 18. a travel bar; 19. a stabilizing base; 20. extending into the open slot; 21. mounting grooves; 22. a first link; 23. a second link; 24. swinging the push rod; 25. a first protruding shaft; 26. a second convex shaft; 27. extending into the groove; 28. a third convex shaft; 29. the first extending hole; 30. a second extension hole; 31. a placing seat; 32. a third link; 33. a fourth convex shaft; 34. hinging a shaft; 35. a third access hole; 36. a fourth access hole; 37. a button sliding part; 38. a fixed part; 39. a chute; 40. an arc-shaped slideway; 41. a notch; 42. and limiting the inner column.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9 and 10, the portable automatic dental floss rod box comprises an outer cover shell 1, a bottom shell 2 and a cover 3, wherein the cover 3 is openably and closably connected to the outer cover shell 1, the outer cover shell 1 is buckled on the top of the bottom shell 2, a chamber for uniformly overlapping a plurality of dental floss rods is arranged in the outer cover shell 1, a fixed partition plate 4 for uniformly overlapping a plurality of dental floss rods is arranged in the chamber and between the outer cover shell 1 and the bottom shell 2, a dental floss rod outlet groove 5 is formed between the outer edge of the bottom of the outer cover shell 1 and the bottom shell 2, an automatic opening and closing door 6 is arranged on the outer cover shell 1 at a position corresponding to the dental floss rod outlet groove 5, the automatic opening and closing door 6 is openably and closably connected to the outer cover shell 1, a push-out mechanism for pushing the dental floss rod out of the dental floss rod outlet groove 5 is arranged in the bottom shell 2 and below the fixed partition plate 4, a switch button assembly for controlling the work of the push-out mechanism is arranged on the bottom shell 2 at a position close to the automatic opening and closing door 6.

In more detail, the sealing cover 3 is hinged with the outer cover shell 1 through a connecting pin 9, the sealing cover 3 is provided with an opening communicated with the cavity, the sealing cover 3 is provided with an elastic U-shaped buckle 7 in the opening, the U-shaped buckle 7 is integrally formed with the sealing cover 3, the front end part of the U-shaped buckle 7 is outwards provided with a clamping convex part 8 in a protruding manner, the inner wall of the outer cover shell 1 is provided with a clamping groove for the clamping convex part 8 to extend into the clamping manner, the U-shaped buckle 7 is firstly designed to be a cavity at the middle part of the U-shaped buckle 7 in a U shape from the structural characteristic, and then, from the material characteristic, the U-shaped buckle 7 is made of a material with an elastic function, such as plastic, so when the U-shaped buckle 7 is pressed and contracted by hand, the clamping convex part 8 can be separated from the clamping groove (the clamping convex part 8 and the U-shaped buckle 7 are integrally formed, so that the elastic effect is also achieved), and the sealing cover 3 is hinged with the outer cover shell 1 through the connecting pin 9, the sealing cover 3 can be easily opened, the dental floss rod can be installed in the chamber cavity of the outer cover shell 1, when the sealing cover 3 needs to be closed, the sealing cover 3 is directly reset, and the clamping convex part 8 is directly clamped into the clamping groove according to the elastic effect to complete assembly.

In detail, a partition wall 10 is arranged in the chamber and above the fixed partition plate 4, the chamber is formed into a storage chamber cavity 11 and a dental floss rod storage chamber cavity 12 through the partition wall 10, a plurality of dental floss rods are uniformly overlapped and placed in the dental floss rod storage chamber cavity 12, different living requirements can be placed in the storage chamber cavity 11 according to different people or different environments, for example, sick old people can store some standby pills in the storage chamber cavity 11, and the carrying is convenient; a small flashlight can be placed in the storage chamber cavity 11, and can play a role when a dental floss stick needs to be used after a meal in an environment with weak light at night (some restaurants with low light); bamboo charcoal with sterilization and cleaning effects can be stacked in the storage chamber cavity 11, so that good sanitation is kept, and meanwhile, the effect of removing peculiar smell can be achieved.

In more detail, the pushing-out mechanism comprises a movable support 13, a spring 14 and a connecting rod assembly, wherein one end of the movable support 13 is provided with a fixed shaft 15 for the spring 14 to be sleeved, the other end of the movable support 13 is provided with a mounting seat 16 for fixedly mounting the inner end part of the switch button assembly, a fixed seat 17 for placing the outer end of the fixed shaft 15 is arranged on the bottom wall in the bottom shell 2, one end of the spring 14 is abutted against the wall surface of the movable support 13, the other end of the spring 14 is abutted against the end wall of the fixed seat 17, one end of the movable support 13 is provided with a movable rod 18 adjacent to the fixed shaft 15, the movable rod 18 is integrally formed with the movable support 13, a gap is arranged between the movable rod 18 and the fixed shaft 15, a stable seat 19 integrally formed with the fixed seat 17 is arranged on the bottom wall in the bottom shell 2 corresponding to the movable rod 18, an extending groove 20 for the movable rod 18 to extend into is arranged on the stable seat 19, and after the switch button assembly is pressed, the switch button assembly pushes the movable support 13 to transversely move backwards and drives the movable rod 18 to face towards the stable seat 19 along the stable seat 19 The connecting rod assembly is arranged on the movable support 13, a mounting groove 21 for mounting the connecting rod assembly is arranged on the movable support 13 and is positioned between the movable rod 18 and the mounting seat 16, the connecting rod assembly consists of a first connecting rod 22, a second connecting rod 23 and a swing push rod 24, a first protruding shaft 25 protruding outwards in the axial direction is arranged at the bottom of one end of the first connecting rod 22, the first protruding shaft 25 is fixedly arranged in the mounting groove 21, a second protruding shaft 26 protruding outwards in the axial direction is arranged at the bottom wall of the middle of the first connecting rod 22, an extending groove 27 for extending the second protruding shaft 26 is arranged on the stabilizing seat 19, the second protruding shaft 26 is movably arranged in the extending groove 27, the swing push rod 24 is integrally formed at the other end of the first connecting rod 22, a third protruding shaft 28 protruding outwards in the axial direction is arranged at the bottom of the swing push rod 24, a first extending hole 29 for extending the third protruding shaft 28 is arranged at one end of the second connecting rod 23, the third protruding shaft 28 is movably arranged in the first extending hole 29, the other end of the second connecting rod 23 is provided with a second extending hole 30, a placing seat 31 for placing the second connecting rod 23 so as to prevent the second connecting rod 23 from falling is arranged on the bottom wall in the bottom shell 2, a third connecting rod 32 matched with the second connecting rod 23 is arranged on the automatic opening and closing door 6 and positioned in the outer cover shell 1, a fourth protruding shaft 33 protruding outwards in the axial direction is arranged on the bottom wall at the end part of the third connecting rod 32, the fourth protruding shaft 33 is movably installed in the second extending hole 30, a hinge shaft 34 is arranged on the automatic opening and closing door 6 and between the automatic opening and closing door 6 and the outer cover shell 1, a third extending hole 35 for extending the bottom end of the hinge shaft 34 is arranged on the bottom shell 2, a fourth extending hole 36 for extending the top end of the hinge shaft 34 is arranged on the outer cover shell 1, and the hinge shaft 34 is movably installed in the third extending hole 35 and the fourth extending hole 36.

In more detail, the switch button assembly is composed of a button sliding portion 37 and a fixing portion 38, the fixing portion 38 is disposed at an inner end of the button sliding portion 37, the fixing portion 38 is fixedly mounted on the mounting base 16, a sliding slot 39 for slidably mounting the button sliding portion 37 is formed in the bottom case 2, by pressing the button sliding portion 37, the button sliding portion 37 moves backward along the sliding slot 39 to drive the movable support 13 to move backward, and the movable support 13 is connected with the link mechanism in a matching manner to control the opening and closing of the automatic opening and closing door 6.

Further saying, swing push rod 24 top stretches out fixed stop plate 4 and is used for promoting the dental floss stick and release the dental floss stick out of groove 5 outward, set up the arc slide 40 that has the removal that supplies swing push rod 24 on the fixed stop plate 4, swing push rod 24's upper end is the arc form, a breach 41 has been seted up to the position department at the last corresponding swing push rod 24 top of dental floss stick, the one end at swing push rod 24 top is supported and is leaned on playing the effect spacing to the dental floss stick on this breach 41, the position department of 3 diapalls of closing cap and corresponding dental floss stick is equipped with and is used for carrying out spacing interior post 42 to the dental floss stick, the inhomogeneous problem of arranging appears in the condition that uses a certain quantity in spacing interior post 42's setting can prevent the dental floss stick, make the dental floss stick arrange neatly, make things convenient for neat release of each dental floss stick.

The dental floss rod comprises a rod body and dental floss, the head is called to the one end that has the dental floss on the dental floss rod, and the head of dental floss rod is towards the position department of dental floss rod export groove 5, and the convenient people's of dental floss rod after removing from dental floss rod export groove 5 takes out like this, and breach 41 also sets up in the position department that is close to dental floss rod head, and spacing inner prop 42 is the position department of stretching into between rod body and the dental floss.

When the dental floss rod is needed to be used, the button sliding part 37 is pressed to move backwards, so that the fixed part 38 and the mounting seat 16 are driven to move backwards, the whole movable support 13 moves backwards, the spring 14 is compressed, the movable rod 18 enters the groove 20, the connecting rod assembly follows and applies the 'link mechanism principle' to realize the transmission of each connecting rod, the first convex shaft 25 on the first connecting rod 22 also moves backwards along with the backward movement of the movable support 13, the second convex shaft 26 serves as a movable connecting point to swing the first connecting rod 22, namely, the end of the first connecting rod 22 with the swinging push rod 24 moves forwards, and the characteristic applied to the 'lever principle' is also adopted, the second connecting rod 23 is pushed forwards along with the forward movement of the end part of the first connecting rod 22, and then the third connecting rod 32 is swung through the movable matching of the fourth convex shaft 33 in the third connecting rod 32 and the second convex shaft 30 in the second connecting rod 23, therefore, the automatic opening and closing door 6 is enabled to be opened outwards, the swing push rod 24 extends out of the fixed partition plate 4, the dental floss rod is pushed out through the swing push rod 24 in a proper way in the moving process of the second connecting rod 23, the pushing-out of the dental floss rod and the opening of the automatic opening and closing door 6 are carried out simultaneously, after the dental floss rod at the bottommost part is pushed out, the dental floss rod overlapped on the upper layer of the dental floss rod falls on the top of the swing push rod 24 for the next pushing action, when a hand leaves the button sliding part 37, the spring 14 is reset, the swing push rod 24 is reset, and after the reset, one end of the top of the swing push rod 24 is abutted against the notch 41 of the dental floss rod to be pushed out again.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A portable automatic dental floss rod box is characterized by comprising an outer cover shell (1), a bottom shell (2) and a sealing cover (3), wherein the sealing cover (3) can be connected to the outer cover shell (1) in an opening and closing mode, the outer cover shell (1) is buckled at the top of the bottom shell (2), a chamber for uniformly overlapping a plurality of dental floss rods is formed in the outer cover shell (1), a fixed partition plate (4) for uniformly overlapping the plurality of dental floss rods is arranged in the chamber and between the outer cover shell (1) and the bottom shell (2), a dental floss rod outlet groove (5) is formed between the outer edge of the bottom of the outer cover shell (1) and the bottom shell (2), an automatic opening and closing door (6) is arranged at a position, corresponding to the dental floss rod outlet groove (5), on the outer cover shell (1), and the automatic opening and closing door (6) can be connected to the outer cover shell (1) in an opening and closing mode, a push-out mechanism used for pushing the dental floss rod out of the dental floss rod outlet groove (5) is arranged in the bottom shell (2) and below the fixed partition plate (4), and a switch button assembly used for controlling the push-out mechanism to work is arranged on the bottom shell (2) and close to the automatic opening and closing door (6).

2. The portable automatic dental floss bar box as claimed in claim 1, wherein the cover (3) is hinged to the housing case (1) through a connecting pin (9), the cover (3) is provided with an opening communicated with the cavity, the cover (3) is provided with an elastic U-shaped buckle (7) in the opening, the U-shaped buckle (7) and the cover (3) are integrally formed, the front end of the U-shaped buckle (7) is provided with a clamping convex part (8) in an outward protruding manner, and the inner wall of the housing case (1) is provided with a clamping groove for the clamping convex part (8) to extend into for clamping.

3. A portable automatic dental floss stick box according to claim 1, characterized in that a partition wall (10) is provided in the chamber above the fixed partition plate (4), the chamber is formed into a storage chamber (11) and a dental floss stick storage chamber (12) by the partition wall (10), and a plurality of dental floss sticks are uniformly stacked in the dental floss stick storage chamber (12).

4. A portable automatic dental floss bar box according to claim 1, wherein the ejecting mechanism is composed of a movable support (13), a spring (14) and a connecting rod assembly, the movable support (13) has a fixed shaft (15) for the spring (14) to be sleeved at one end and a mounting seat (16) for the inner end of the switch button assembly to be fixedly mounted at the other end, a fixed seat (17) for the outer end of the fixed shaft (15) to be placed is provided on the bottom wall in the bottom shell (2), one end of the spring (14) abuts against the wall surface of the movable support (13) and the other end abuts against the end wall of the fixed seat (17), a movable rod (18) is provided at one end of the movable support (13) and adjacent to the fixed shaft (15), a gap is provided between the movable rod (18) and the fixed shaft (15), and a stable seat integrally formed with the fixed seat (17) is provided at the position of the bottom wall in the bottom shell (2) corresponding to the movable rod (18) (19) The fixing seat (19) is provided with an extending slot (20) for the moving rod (18) to extend into, and when the switch button assembly is pressed, the switch button assembly pushes the moving support (13) to move backwards and transversely and drives the moving rod (18) to move towards the inside of the extending slot (20) along the fixing seat (19).

5. A portable automatic dental floss bar box according to claim 4, characterized in that the connecting rod assembly is mounted on a moving support (13), a mounting groove (21) for mounting the connecting rod assembly is arranged on the moving support (13) and between the moving rod (18) and the mounting seat (16), the connecting rod assembly is composed of a first connecting rod (22), a second connecting rod (23) and a swing push rod (24), a first protruding shaft (25) protruding outwards in the axial direction is arranged at the bottom of one end of the first connecting rod (22), the first protruding shaft (25) is fixedly mounted in the mounting groove (21), a second protruding shaft (26) protruding outwards in the axial direction is arranged at the bottom wall of the middle of the first connecting rod (22), a protruding groove (27) for the second protruding shaft (26) to extend into is arranged on the fixing seat (19), and the second protruding shaft (26) is movably mounted in the protruding groove (27), the swing push rod (24) is integrally formed at the other end of the first connecting rod (22), a third protruding shaft (28) protruding outwards in the axial direction is arranged at the bottom of the swing push rod (24), a first extending hole (29) for the third protruding shaft (28) to extend into is formed in one end of the second connecting rod (23), the third protruding shaft (28) is movably installed in the first extending hole (29), and a second extending hole (30) is formed in the other end of the second connecting rod (23).

6. A portable automatic dental floss bar box according to claim 5, characterized in that a placing seat (31) for placing the second link (23) to prevent the second link (23) from falling is provided on the bottom wall inside the bottom case (2).

7. A portable automatic dental floss bar box according to claim 5, characterized in that, on the automatic opening and closing door (6) and inside the housing case (1), there is a third link (32) cooperating with the second link (23), the bottom wall of the end part of the third connecting rod (32) is provided with a convex shaft four (33) which is convex axially outwards, the fourth protruding shaft (33) is movably arranged in the second inserting hole (30), a hinge shaft (34) is arranged on the automatic opening and closing door (6) and between the automatic opening and closing door and the outer cover shell (1), the bottom shell (2) is provided with a third extending hole (35) for the bottom end of the hinge shaft (34) to extend into, the outer cover shell (1) is provided with a fourth extending hole (36) for the top end of the articulated shaft (34) to extend into, the hinge shaft (34) is movably arranged in the third extending hole (35) and the fourth extending hole (36).

8. A portable automatic dental floss bar box according to claim 4, wherein the switch button assembly is composed of a button sliding portion (37) and a fixing portion (38), the fixing portion (38) is provided at an inner end of the button sliding portion (37), the fixing portion (38) is fixedly mounted on the mounting seat (16), and the bottom case (2) is provided with a slide groove (39) for slidably mounting the button sliding portion (37).

9. A portable automatic dental floss stick box according to claim 5, characterized in that the top of the swing push rod (24) extends out of the fixed clapboard (4) and is used for pushing the dental floss stick and pushing the dental floss stick out of the outlet slot (5) of the dental floss stick, an arc-shaped slideway (40) for the swing push rod (24) to move is arranged on the fixed clapboard (4), and the upper end part of the swing push rod (24) is arc-shaped.

10. A portable automatic dental floss rod box as claimed in claim 5, wherein a notch (41) is formed in the dental floss rod at a position corresponding to the top of the swing push rod (24), one end of the top of the swing push rod (24) abuts against the notch (41) to limit the dental floss rod, and a limit inner column (42) for limiting the dental floss rod is arranged on the bottom wall of the cover (3) at a position corresponding to the dental floss rod.