CN112320058A

CN112320058A - Split type pump type toothpaste

Info

Publication number: CN112320058A
Application number: CN202011160335.1A
Authority: CN
Inventors: 黄益新
Original assignee: Anhui Jienuode Plastic Packaging Co ltd
Current assignee: Anhui Jienuode Plastic Packaging Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-02-05

Abstract

The application relates to a split type pump type toothpaste, which relates to the application field of daily chemical products, and comprises a toothpaste tube and an independent pump cover, wherein toothpaste is stored in the toothpaste tube, and the pump cover can be detachably fixed on the toothpaste tube and can pump out the toothpaste in the toothpaste tube. To current pump formula toothpaste, the inconvenient problem of toothpaste supply, this application has the mode through changing the toothpaste pipe conveniently and supply toothpaste, reduce the extravagant effect of pump formula toothpaste packing.

Description

Split type pump type toothpaste

Technical Field

The application relates to the field of application of daily chemical products, in particular to split type pump type toothpaste.

Background

At present, common toothpaste packages on the market generally comprise a hose package and a pump type package bottle. The pump type toothpaste is generally filled in the plastic pump type container, when the pump type toothpaste is used, the toothpaste in the container can be extruded out by pressing the button on the head of the toothpaste, so that the taking steps of the toothpaste are simplified, and the toothpaste can be taken more thoroughly. However, the pump toothpaste is generally disposable at present, and the packaging cost of the pump toothpaste is generally higher than that of the hose toothpaste, so that the pump toothpaste is discarded after the toothpaste is used up, which causes great waste.

Disclosure of Invention

In order to facilitate the reutilization of pump type toothpaste package and reduce waste, the application provides a split type pump type toothpaste.

The application provides a split type pump formula toothpaste adopts following technical scheme:

the utility model provides a split type pump formula toothpaste, includes the toothpaste pipe, still includes the pump cover that is used for pumping out toothpaste in the toothpaste pipe of independent setting, and toothpaste is deposited in the toothpaste pipe, the pump cover can be dismantled and fix on the toothpaste pipe.

By adopting the technical scheme, the independent pump cover is arranged, and the toothpaste in the gland pipe is pumped out by the pump cover when the toothpaste is used; through the mode of changing the toothpaste pipe, realize the replenishment of toothpaste, the toothpaste pipe of using up can concentrate the recovery, carries out reuse.

Optionally, the pump cover includes the lid, is located the separation seat in the lid, sets up piston assembly in the lid and be used for pressing piston assembly's gland, piston assembly be located the separation seat with between the gland, be provided with the pipeline of output toothpaste in the lid, the whole cover of piston assembly is established on pipeline, the separation seat with be equipped with the chamber of getting between the piston assembly, the chamber of getting is only equipped with two openings, one of them opening with pipeline intercommunication, another opening be used for with the toothpaste pipe intercommunication, two openings part are covered respectively and are equipped with upper drum membrane spare and lower drum membrane spare, and upper drum membrane spare and lower drum membrane spare are one-way valve part.

By adopting the technical scheme, the independent piston assembly is arranged between the cover body and the separating seat, the axial movement of the piston assembly along the conveying pipeline is controlled by the pressing cover, the upper film-bulging piece and the lower film-bulging piece at the openings at the two ends of the material taking chamber are matched, the movement of the piston assembly presses toothpaste from the toothpaste tube to the material taking chamber and presses the toothpaste from the material taking chamber into the conveying pipeline, and the extrusion of the toothpaste is realized; the pump cover is independently arranged, and the toothpaste tube can be independently replaced.

Optionally, the separating seat comprises a cylindrical cover body fixed with the cover body and a hollow cylindrical material taking chamber cylinder body, one end of the cover body is connected with one end of the material taking chamber cylinder body into a whole, and the material taking chamber is located in a material taking chamber cylinder body cavity.

Through adopting above-mentioned technical scheme, the main structure of getting the material room is formed to the chamber barrel of getting on the separation seat, forms between the cover body and the pump cover and fixes and then fixes the position of getting the material room barrel.

Optionally, the piston assembly include sliding seal wrap up in the piston of pipeline periphery wall, connect in the piston and with the spring that the gland is connected presses the seat and supports tightly in the spring presses the seat with the spring bellows between the separation seat, the piston periphery wall with get material room barrel inner wall sliding seal and connect.

By adopting the technical scheme, the piston is respectively sealed with the outer peripheral wall of the conveying pipeline and the inner wall of the barrel body of the material taking chamber so as to form a closed chamber and facilitate the extrusion of toothpaste; the spring corrugated pipe is arranged between the spring pressing seat and the separating seat, and the spring corrugated pipe provides restoring force after the spring pressing seat is pressed and reduced.

Optionally, a partition plate is covered at one end of the toothpaste tube, when the pump cover is connected with the toothpaste tube, the separating seat is abutted against the partition plate, a communicating hole is formed in the partition plate in a penetrating manner, the communicating hole is communicated to the barrel of the taking chamber, the piston, the barrel of the taking chamber and the partition plate form the taking chamber, a paste passing hole communicated with the conveying pipeline is formed in one end, facing the partition plate, of the piston, and the communicating hole and the paste passing hole are only two openings of the taking chamber.

Through adopting above-mentioned technical scheme, through set up the baffle on the toothpaste pipe, the baffle butt cooperation separating seat makes toothpaste pipe and pump cover form an inclosed whole, and the intercommunicating pore intercommunication toothpaste pipe on the baffle makes things convenient for the transfer of toothpaste with the pump cover.

Optionally, the upper film-blowing piece is embedded in the toothpaste-passing hole, and the upper film-blowing piece comprises a toothpaste outlet film-blowing piece and a tympanic membrane piece fixing seat which are coaxial and attached to each other;

the toothpaste outlet tympanic membrane sheet comprises a fixing ring and a circular valve clack movably fixed in the center of the fixing ring;

the drum diaphragm fixing seat is integrally annular, a central through hole of the drum diaphragm fixing seat is a material taking hole, and the outer diameter of the circular valve clack is larger than the aperture of the material taking hole; meanwhile, the outer diameter of the circular valve clack is larger than the inner diameter of the port of the conveying pipeline facing the material taking chamber cylinder.

Through adopting above-mentioned technical scheme, toothpaste export drum diaphragm forms the check valve structure with tympanic membrane piece fixing base cooperation. When the toothpaste penetrates through the material taking hole on the tympanic membrane fixing seat from one side of the tympanic membrane fixing seat, the toothpaste can jack the movably arranged valve clack and smoothly penetrate through the valve clack; when toothpaste is squeezed from the side of the eardrum sheet at the toothpaste outlet into the material taking hole, the valve clack is pressed against the material taking hole, and the toothpaste cannot pass through the material taking hole.

Optionally, circular valve clack with gu connect through the flexible connection muscle between the fixed ring, and include 3 at least the flexible connection muscle is connected, the flexible connection muscle is connected circular valve clack with circumference array sets up between the fixed ring.

Through adopting above-mentioned technical scheme, utilize the flexible connection muscle with circular valve clack activity fixation on solid fixed ring, set up 3 flexible connection muscle and flexible connection muscle at least and be the circumference array setting, ensured that parallel lift can be stabilized to circular valve clack, the slope is difficult for appearing in the lamella face of circular valve clack, has ensured the sealing performance of valve clack, is that toothpaste can be stable through last drum membrane spare.

Optionally, a toothpaste inlet drum membrane for plugging the communication hole in the separation plate is arranged at one end of the separation seat close to the separation plate, the structure of the toothpaste inlet drum membrane is the same as that of the toothpaste outlet drum membrane, and the toothpaste inlet drum membrane is matched with the separation plate to form the lower drum membrane piece.

By adopting the technical scheme, the toothpaste inlet drum membrane movably arranged on the barrel body of the material taking chamber is matched with the partition plate to form a one-way valve structure, so that toothpaste can only enter the material taking chamber from the toothpaste tube.

Optionally, one side of the partition plate close to the pump cover is provided with a leakage-proof sealing ring protrusion for enhancing the sealing performance between the partition plate and the separation seat, and the leakage-proof sealing ring protrusion is arranged around the communication hole.

Through adopting above-mentioned technical scheme, set up the leakproofness between the protruding reinforcing separation seat of leak protection sealing ring and the baffle, the sealing performance between reinforcing pump cover and the toothpaste pipe avoids toothpaste to reveal, ensures the stability of play cream.

Optionally, the gland is rotatably mounted on the spring pressing seat, a butting block is integrally arranged at one end of the gland, a pressing part of the gland is arranged at one end of the gland, which is far away from the butting block, and the rotating axis of the gland is located between the butting block and the pressing part of the gland;

the spring pressing seat is characterized in that a limiting plate is arranged in the cover body, the abutting block is in abutting fit with the limiting plate, and the limiting plate is close to one side wall of the spring pressing seat and is abutted against one side wall of the spring pressing seat far away from the abutting block.

Through adopting above-mentioned technical scheme, press the splenium of pressing the gland and make the gland rotate around the axis of rotation, butt piece cooperation limiting plate forces the gland to appear descending action. The pressing part of the gland, the rotating axis between the gland and the spring pressing seat and the abutting block form a lever-type pressing structure, the height position of the abutting block is limited by the limiting plate, and therefore when the gland is pressed to obtain the pressing part, the gland can apply pressure to the spring pressing seat to enable the spring pressing seat to descend.

Optionally, the delivery pipe keeps away from the one end of toothpaste pipe is provided with the curved surface of cutting the cream, it does to cut the cream curved surface the gland is close to delivery pipe's one end set up to with the plate body that the curved surface of cutting was laminated mutually.

By adopting the technical scheme, when the gland is reset in a rotating mode, the end part of the gland is matched with the conveying pipeline to shear the toothpaste extruded from the conveying pipeline.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the independent pump cover, the toothpaste can be conveniently supplemented in a mode of replacing the toothpaste tube, the toothpaste tube can be conveniently recycled, and the pump cover with a complex structure and high cost can be recycled;

2. the cover body, the separating seat, the piston assembly arranged between the cover body and the separating seat and the pressing cover for pressing the piston assembly are arranged, and the upper membrane swelling piece and the lower membrane swelling piece are matched to form an independent pump cover structure;

3. the gland rotates and installs on the spring pressure seat to realize the lift of gland through the cooperation of butt joint piece and limiting plate, the process of pressing of gland is along with the rotation of gland, and the action can be cuted to the tip cooperation pipeline's of gland cream curved surface, the toothpaste that will extrude pipeline cuts off when the gland resets, realizes the automatic cream function of cutting.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a cross-sectional view of a tube of toothpaste in an embodiment of the present application;

FIG. 3 is an enlarged view of area C of FIG. 2;

FIG. 4 is a schematic view in partial section along A-A in FIG. 1 (with the cover removed and hidden);

FIG. 5 is an exploded view of a pump cap in the practice of the present application;

FIG. 6 is a schematic view of the construction of the closure of FIG. 5;

FIG. 7 is a cross-sectional view B-B of FIG. 6;

FIG. 8 is a schematic cross-sectional view of the spring retainer of FIG. 5;

FIG. 9 is a schematic view of the state transition of the pump cover upper pressing mechanism;

FIG. 10 is a schematic cross-sectional view of the piston of FIG. 5;

FIG. 11 is a schematic structural view of the upper membrane-blowing member of FIG. 4;

FIG. 12 is a schematic cross-sectional view of the upper membrane-blowing member of FIG. 11;

FIG. 13 is a schematic view of the bottom structure of the separating base of FIG. 5;

FIG. 14 is a cross-sectional view of the breakaway tab of FIG. 5;

fig. 15 is a schematic view of the gland of fig. 5.

Reference numerals:

1. a protective cover; 3. a pump cover; 31. a cover body; 311. a housing; 312. a delivery conduit; 313. a limiting plate; 314. the abutting block avoids the groove; 315. abutting the bevel edge; 316. cutting a paste curved surface; 317. the separating seat is clamped with the ring groove; 318. a gland groove; 32. a gland; 321. a support plate; 322. a butting block; 323. a rotating groove; 324. rotating the limiting groove; 325. clamping the convex block; 326. pressing a plate; 327. reinforcing ribs; 33. a spring pressing seat; 331. rotating the column; 332. a delivery pipeline slow connecting groove; 333. the piston clamping ring is convex; 334. abutting against the boss; 34. a piston; 341. a sealing ring of the material taking chamber; 342. a feeding chamber sealing ring; 343. the piston is clamped with the ring groove; 344. a tympanic member nest; 35. an upper film-bulging member; 36. a toothpaste outlet drum membrane; 361. a fixing ring; 362. a valve flap; 363. flexible connecting ribs; 364. a sealing groove; 37. a tympanic membrane fixing seat; 371. a material taking hole; 372. the sealing ring of the material taking port is convex; 38. a spring bellows; 39. a separating seat; 391. a cover body; 392. the separation seat is anti-slip and anti-ring convex; 393. a material taking chamber cylinder; 394. sealing the ring groove; 395. the toothpaste inlet is provided with a drum membrane; 4. a tube of toothpaste; 41. a pipe body; 411. a partition plate; 412. a communicating hole; 413. the leakage-proof sealing ring is convex; 414. tympanic membrane sealing ring is convex; 415. a base; 416. connecting the pipe sections; 42. a movable bottom plate; 51. a feeding chamber; 52. a material taking chamber.

Detailed Description

The present application is described in further detail below with reference to figures 1-15.

The embodiment of the application discloses split type pump formula toothpaste, refers to fig. 1, and it includes toothpaste pipe 4, connects pump cover 3 and the visor 1 that the cover was established on pump cover 3 of spiro union on toothpaste pipe 4. The toothpaste tube 4 is integrally cylindrical and used for storing toothpaste; the pump cover 3 is detachably fixed on the toothpaste tube 4 through a thread structure, and the pump cover 3 extrudes toothpaste in the toothpaste tube 4 by utilizing the principle of a diaphragm pump; the protective cover 1 is a transparent cylindrical cover body 391, and the protective cover 1 is used for protecting a toothpaste outlet of the pump type toothpaste tube 4 so as to reduce the pollution to the toothpaste outlet on the pump cover 3; an annular caulking groove is formed in the outer side wall of the pump cover 3, an annular convex ring is correspondingly arranged in the protective cover 1, and the caulking groove is matched and clamped with the convex ring.

Referring to fig. 2, the toothpaste tube 4 has a hollow cylindrical tube body 41, and the inner space of the tube body 41 is used for storing toothpaste; a connecting pipe section 416 for connecting the pump cover 3 is coaxially and integrally formed at one end of the pipe body 41, and external threads are arranged on the outer side wall of the connecting pipe section 416; a partition 411 is integrally arranged between the inside of the pipe body 41 and the inside of the connecting pipe section 416, and a communication hole 412 is coaxially formed in the partition 411 in a penetrating manner; referring to fig. 2 and 3, two circular ring bulges are coaxially and integrally arranged on one side of the partition 411 close to the connecting pipe section 416, the two circular ring bulges are respectively a tympanic membrane sealing ring bulge 414 and a leakage-proof sealing ring bulge 413, the tympanic membrane sealing ring bulge 414 is positioned in the leakage-proof sealing ring bulge 413, the cross-sectional profile of the tympanic membrane sealing ring bulge 414 is in a right trapezoid shape, the cross-sectional profile of the leakage-proof sealing ring bulge 413 is in an isosceles trapezoid shape, and the inner circle profile of the tympanic membrane sealing ring bulge 414 is overlapped with the profile of the communicating hole; referring to fig. 2, a bell-mouth-shaped base 415 for enlarging the area of the end of the pipe 41 is integrally provided at one end of the pipe 41 remote from the partition 411. The tube body 41 has a cylindrical movable bottom plate 42 slidably inserted from the base 415, and a rubber seal ring which is in interference fit with the tube body 41 is integrally provided on the periphery of the movable bottom plate 42 to enhance the sealing property between the movable bottom plate 42 and the tube body 41. As the toothpaste in the tube body 41 decreases, the movable bottom plate 42 is pressed and raised, and a stable pressure environment in the tube body 41 is maintained; the flared base 415 at the end of the tube 41 enlarges the area of the end of the tube 41, thereby improving the stability of the tube 41 when the tube is vertically placed, and enlarges the opening area of the end of the tube 41, thereby facilitating the installation of the movable bottom plate 42 into the tube 41.

Referring to fig. 4 (hatching is not added in fig. 4 for convenience of distinction) and fig. 5, the pump cover 3 includes a cover body 31, a gland 32, a spring pressing seat 33, a spring bellows 38, a piston 34, an upper bellows 35, and a separation seat 39. Referring to fig. 4 and 5, a conveying pipe 312 for conveying toothpaste is integrally arranged in the cover 31, when the toothpaste dispenser is installed, the gland 32 is installed in the cover 31, the spring pressing seat 33 and the piston 34 are sequentially sleeved on the conveying pipe 312 in the cover 31, the upper film-blowing member 35 is embedded in the piston 34, the spring corrugated pipe 38 is sleeved outside the spring pressing seat 33, and finally the separating seat 39 is fastened in the cover 31. The spring seat 33, the piston 34, the upper membrane 35, the spring bellows 38 and the separating seat 39 constitute a piston assembly in the cap 31 for pumping out toothpaste in the toothpaste tube.

Referring to fig. 4, the piston 34, the upper membrane 35 and the outer wall of the conveying pipeline 312 form a cavity of the feeding chamber 51, the separation seat 39, the partition 411 on the toothpaste tube 4, the piston 34 and the upper membrane 35 form a cavity of the taking chamber 52, wherein the upper membrane 35 is a one-way valve member, and the connection position of the separation seat 39 and the partition 411 forms a one-way valve structure. Firstly, filling toothpaste into the toothpaste tube 4, and then screwing the pump cover 3 on the toothpaste tube 4; before use, the movable bottom plate 42 in the toothpaste tube 4 is pressed, so that the toothpaste in the toothpaste tube 4 passes through the partition 411 and the separating seat 39 to enter the material taking chamber 52 and fill the material taking chamber 52; when the toothpaste dispenser is used, the gland 32 is pressed to force the spring pressing seat 33 to descend, the piston 34, the upper film-blowing piece 35 and the feeding chamber 51 descend synchronously along with the spring pressing seat 33, the upper film-blowing piece 35 is in an open state due to the resistance of toothpaste in the material taking chamber 52 in the process of descending, the toothpaste enters the feeding chamber 51 from the material taking chamber 52, and at the moment, the one-way valve structure between the separation seat 39 and the partition 411 is in a closed state; the gland 32 is loosened, the spring pressing seat 33 rises under the action of the spring corrugated pipe 38, the piston 34, the upper membrane-blowing piece 35 and the feeding chamber 51 rise synchronously along with the spring pressing seat 33, the upper membrane-blowing piece 35 is in a closed state in the rising process, toothpaste in the feeding chamber 51 is pressed into the conveying pipeline 312 to pump out the toothpaste, the toothpaste in the material taking chamber 52 is reduced, the space begins to recover, the pressure is reduced, at the moment, the one-way valve structure between the separating seat 39 and the partition 411 is opened, under the action of the pressure, the toothpaste in the toothpaste pipe 4 enters the material taking chamber 52 through the communication hole 412 in the partition 411, and the toothpaste in the material taking chamber 52 is supplemented.

Referring to fig. 5, the pressing cover 32 includes a body portion pressing plate 326 and a supporting plate 321, the pressing plate 326 is integrally provided with the supporting plate 321, and one end of the supporting plate 321 is integrally provided with an abutting block 322; one end of the pressing plate 326 away from the abutting block 322 is a pressing part of the pressing cover 32; one end of the supporting plate 321, which is far away from the abutting block 322, is provided with a clamping convex block 325, the supporting plate 321 is provided with a rotating groove 323 and a rotating limiting groove 324, the rotating groove 323 is located between the abutting block 322 and the clamping convex block 325, and the rotating limiting groove 324 is located between the rotating groove 323 and the clamping convex block 325.

Referring to fig. 6 and 7, the cover 31 is integrally formed by injection molding, and the cover 31 includes a housing 311, a conveying pipe 312 disposed in the housing 311, and limiting plates 313 disposed on both sides of the conveying pipe 312; the housing 311 is provided with a gland groove 318 for mounting the gland 32; one end of the shell 311 close to the gland groove 318 is provided with an arc-shaped paste cutting curved surface 316; one side of the limiting plate 313 close to the opening of the gland 32 is provided with a butting block 322 block avoiding groove, and when the gland 32 is installed in the cover body 31, the butting block 322 can pass through the butting block avoiding groove 314 and smoothly enter the cover body 31; referring to fig. 4 and 5, a clamping groove is formed in the cover 31 and is in matched clamping connection with the clamping protrusion 325, and the clamping protrusion is matched with the clamping groove to limit the rotation range of the pressing cover 32; one end of the shell 311 away from the gland groove 318 is provided with an internal thread matched with the external thread on the toothpaste tube 4; a separating seat clamping ring groove 317 for clamping the separating seat 39 is arranged in the shell 311, and the separating seat clamping ring groove 317 is positioned between the internal thread and the gland groove 318.

Referring to fig. 5 and 8, the spring pressing seat 33 is hollow and cylindrical as a whole, an abutting boss 334 abutting against the spring corrugated tube 38 is arranged at one end of the spring pressing seat 33, and a conveying pipeline slow-connecting groove 332 matched with the conveying pipeline 312 structure is arranged at one end of the spring pressing seat 33 provided with the abutting boss 334, so that the conveying pipeline 312 and the spring pressing seat 33 are prevented from interfering with each other; the two sides of the avoiding groove are provided with rotating columns 331 matched with the rotating grooves 323 on the gland 32; the spring is provided with in the seat 33 and slides complex spliced eye section and the fixed orifices section that is used for fixed piston 34 with pipeline 312, and the aperture of fixed orifices section is greater than the aperture of spliced eye section, and it is protruding that the joint ring of joint fixed piston 34 is provided with to the coaxial on the inner wall of fixed orifices section, and in this embodiment, the protruding axial that presses the seat 33 along the spring of joint ring is provided with two.

Referring to fig. 9, which is a schematic view illustrating a state transition of a pressing structure on the upper portion of the pump cap 3, the cover 31, the gland 32, and the spring seat 33 form a pressing mechanism on the upper portion of the pump cap 3, the limiting plate 313 is provided with an abutting inclined edge 315 corresponding to the abutting block 322 on the gland 32, the abutting inclined edge 315 is located on one side of the abutting block avoiding groove 314 close to the inside of the cover 31, and the abutting inclined edge 315 is inclined toward one side of the abutting block avoiding groove 314. The pressing cover 32 is pressed, the pressing cover 32 rotates around the rotating column 331, the abutting block 322 on the pressing cover 32 and the abutting inclined edge 315 of the limiting plate 313 move relatively and abut against each other, the pressing cover 32 and the spring pressing seat 33 are forced to descend, the pressing action is completed, and the rotating limiting groove 324 is abutted and matched with the end surface of the spring pressing seat 33 to limit the rotating range of the pressing cover 32. The pressing plate 326 of the pressing cover 32 is close to the plate body of the opening of the conveying pipeline 312, the toothpaste cutting curved surface 316 on the cover body 31 is matched to be a curve, after the pressing cover 32 is reset, the toothpaste extruded from the conveying pipeline 312 can be cut by matching the toothpaste cutting curved surface 316, the pressing cover 32 blocks the conveying pipeline 312 to prevent toothpaste pollution, and the toothpaste is cut to facilitate taking of the toothpaste.

Referring to fig. 10, a sectional view of the piston 34 shows that the piston 34 is hollow and cylindrical as a whole, a feeding chamber sealing ring 342 is integrally arranged on the inner side of one end of the piston 34, and a seal is formed between the feeding chamber sealing ring 342 and the conveying pipeline 312; a material taking chamber sealing ring 341 is integrally arranged on the outer side of one end of the piston 34 far away from the feeding chamber sealing ring 342, and sealing is formed between the material taking chamber sealing ring 341 and the separating seat 39; a piston clamping ring groove 343 matched with the piston clamping ring protrusion 333 is coaxially formed in the outer side wall of the piston 34, and in the embodiment, two piston clamping ring grooves 343 are formed corresponding to the piston clamping ring protrusion 333; an annular tympanic membrane embedding groove 344 is coaxially formed at the inner side of one end of the piston 34 close to the material taking chamber sealing ring 341 and is embedded with the upper tympanic membrane 35.

Referring to fig. 5 and 11, paste outlet drum diaphragm 36 presses against drum diaphragm mount 37 to form upper drum diaphragm member 35 in this embodiment. The toothpaste outlet drum membrane 36 comprises a fixed ring 361 embedded in the drum membrane embedding groove 344, a circular valve flap 362 coaxially arranged in the fixed ring 361, and a flexible connecting rib 363 for connecting the fixed ring 361 and the valve flap 362; referring to fig. 12, the plurality of flexible connecting ribs 363 are arranged in a circular array along the circumferential direction of the valve flap 362, the flexible connecting ribs 363 are arranged along the circumferential direction of the valve flap 362, one end of each flexible connecting rib 363 is integrally fixed to the corresponding fixing ring 361, the other end of each flexible connecting rib 363 is integrally fixed to the corresponding valve flap 362, and the flexible connecting ribs 363 arranged along the circumferential direction of the valve flap 362 allow the valve flap 362 and the corresponding fixing ring 361 to move axially relative to each other. In this embodiment, three flexible connecting ribs 363 are provided. The drumhead fixing seat 37 is annular, the central through hole of the drumhead fixing seat 37 is a material taking hole 371, and annular material taking opening sealing ring protrusions 372 are integrally arranged at the two ends of the material taking hole 371 on the drumhead fixing seat 37. The circular seal groove 364 of matched with is seted up corresponding to get protruding 372 of material mouth sealing ring on the terminal surface of valve clack 362, and seal groove 364 and the protruding cooperation of sealing ring form more reliable seal structure.

Referring to fig. 13 and 14, the separating base 39 includes a cover 391 in the form of a circular truncated cone housing 311, a taking chamber cylinder 393 coaxially and integrally fixed to the cover 391, and an annular plate body connecting the cover 391 and the taking chamber cylinder 393, the annular plate body being located at an upper bottom end of the cover 391. A separation seat anti-release ring protrusion 392 is coaxially and integrally arranged on the cover body 391 of the separation seat 39, and the separation seat anti-release ring protrusion 392 is matched and clamped with the separation seat clamping ring groove 317 on the cover body 31; a sealing ring groove 394 which is embedded with the leakage-proof sealing ring protrusion 413 on the partition 411 of the toothpaste tube 4 is arranged on the annular plate body, and the section of the ring groove is arranged into an isosceles trapezoid corresponding to the leakage-proof sealing ring protrusion 413; a toothpaste inlet drum membrane 395 is movably arranged at one end of the material taking chamber cylinder 393 close to the upper bottom surface of the cover body 391, the toothpaste inlet drum membrane 395 is integrally arranged on a structural similar drum membrane at the inner side of the material taking chamber cylinder 393, and a sealing groove 364 structure is arranged at one side of the toothpaste inlet drum membrane 395 close to the partition 411 corresponding to the tympanic membrane sealing ring protrusion 414 on the partition 411; referring to fig. 4, the toothpaste inlet drum membrane 395 and the partition 411 on the toothpaste tube 4 form a lower drum membrane structure, the lower drum membrane is a one-way valve structure that only allows the toothpaste in the toothpaste tube 4 to enter the material taking chamber 52, and the sealing groove 364 on the toothpaste inlet drum membrane 395 cooperates with the drum membrane sealing ring protrusion 414 on the partition 411 to form a reliable seal.

Referring to fig. 15, a plurality of ribs 327 are integrally formed on the supporting plate 321 of the pressing cover 32 along a vertical direction to reinforce the strength of the supporting plate 321 and prevent the supporting plate 321 from deforming.

The implementation principle of the split type pump type toothpaste disclosed by the embodiment of the application is as follows: the components of a whole that can function independently set up toothpaste pipe 4 and pump cover 3, after toothpaste in a toothpaste pipe 4 used up, with pump cover 3 and the separation of toothpaste pipe 4, the toothpaste pipe 4 of renewal makes pump cover 3 can used repeatedly, and the change mode is simple swift simultaneously, has both realized the reuse of packing and has also reduced the degree of difficulty that the user supplyed toothpaste by oneself, has made things convenient for the use. The toothpaste outlet drum membrane 36 normally closes the end of the delivery conduit 312 to prevent and reduce leakage of toothpaste due to squeezing or whipping.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A split type pump toothpaste, includes toothpaste pipe (4), its characterized in that: the toothpaste pump is characterized by further comprising a pump cover (3) which is arranged independently and used for pumping out toothpaste in the toothpaste tube (4), the toothpaste is stored in the toothpaste tube (4), and the pump cover (3) is detachably fixed on the toothpaste tube (4).

2. A split pump toothpaste according to claim 1 wherein: the pump cover (3) comprises a cover body (31), a separating seat (39) positioned in the cover body (31), a piston assembly arranged in the cover body (31) and a gland (32) used for pressing the piston assembly, the piston assembly is positioned between the separating seat (39) and the gland (32), a conveying pipeline (312) for outputting toothpaste is arranged in the cover body (31), the piston assembly is integrally sleeved on the conveying pipeline (312), a material taking chamber (52) is arranged between the separating seat (39) and the piston assembly, the material taking chamber (52) is only provided with two openings, one opening is communicated with the conveying pipeline (312), the other opening is used for being communicated with the toothpaste tube (4), an upper film-bulging piece (35) and a lower film-bulging piece are respectively covered at the two openings, and the upper film-bulging piece (35) and the lower film-bulging piece are all one-way valve parts.

3. A split pump toothpaste according to claim 2 wherein: the separating seat (39) comprises a cylindrical cover body (391) fixed with the cover body (31) and a hollow cylindrical material taking chamber cylinder body (393), one end of the cover body (391) is connected with one end of the material taking chamber cylinder body (393) into a whole, and the material taking chamber (52) is positioned in the cavity of the material taking chamber cylinder body (393).

4. A split pump toothpaste according to claim 3 wherein: the piston assembly comprises a piston (34) which is wrapped on the peripheral wall of the conveying pipeline (312) in a sliding sealing mode, a spring pressing seat (33) which is connected to the piston (34) and connected with the pressing cover (32), and a spring corrugated pipe (38) which abuts against the space between the spring pressing seat (33) and the separating seat (39), wherein the peripheral wall of the piston (34) is connected with the inner wall of the material taking chamber cylinder body (393) in a sliding sealing mode.

5. A split pump toothpaste according to claim 4 wherein: one end of the toothpaste tube (4) is sealed and covered by a partition plate (411), when the pump cover (3) is connected with the toothpaste tube (4), the separating seat (39) is abutted against the partition plate (411), a communication hole (412) penetrates through the partition plate (411), the communication hole (412) is communicated to the material taking chamber cylinder (393), the piston (34), the material taking chamber cylinder (393) and the partition plate (411) form the material taking chamber (52), one end, facing the partition plate (411), of the piston (34) is provided with a paste passing hole communicated with the conveying pipeline (312), and the communication hole (412) and the paste passing hole are only two openings of the material taking chamber (52).

6. A split pump toothpaste according to claim 5 wherein: the upper film-blowing piece (35) is embedded in the toothpaste passing hole, and the upper film-blowing piece (35) comprises a toothpaste outlet film-blowing piece (36) and a tympanic membrane fixing seat (37) which are coaxial and attached to each other;

the toothpaste outlet drum membrane (36) comprises a fixed ring (361) and a circular valve flap (362) movably fixed at the center of the fixed ring (361);

the tympanic membrane fixing seat (37) is integrally annular, a central through hole of the tympanic membrane fixing seat (37) is a material taking hole (371), and the outer diameter of the circular valve flap (362) is larger than the aperture of the material taking hole (371); at the same time, the outer diameter of the circular valve flap (362) is greater than the inner diameter of the port of the delivery conduit (312) towards the take-off chamber cylinder (393).

7. A split pump toothpaste according to claim 6 wherein: the circular valve flap (362) is connected with the fixing ring (361) through flexible connecting ribs (363), the number of the flexible connecting ribs (363) is at least 3, and the flexible connecting ribs (363) are connected between the circular valve flap (362) and the fixing ring (361) in a circumferential array mode.

8. A split pump toothpaste according to claim 6 wherein: the toothpaste outlet drum membrane piece is characterized in that one end, close to the partition plate (411), of the separation seat (39) is provided with a toothpaste inlet drum membrane piece (395) for blocking the communication hole (412) in the partition plate (411), the structure of the toothpaste inlet drum membrane piece (395) is identical to that of the toothpaste outlet drum membrane piece (36), and the toothpaste inlet drum membrane piece (395) is matched with the partition plate (411) to form the lower drum membrane piece.

9. A split pump toothpaste according to claim 8 wherein: one side of the partition plate (411) close to the pump cover (3) is provided with a leakage-proof sealing ring protrusion (413) for enhancing the sealing performance between the partition plate (411) and the separating seat (39), and the leakage-proof sealing ring protrusion (413) is arranged around the communication hole (412).

10. A split pump toothpaste according to claim 4 wherein: the pressing cover (32) is rotatably mounted on the spring pressing seat (33), one end of the pressing cover (32) is integrally provided with a butting block (322), one end, far away from the butting block (322), of the pressing cover (32) is provided with a pressing part of the pressing cover (32), and the rotating axis of the pressing cover (32) is located between the butting block (322) and the pressing part of the pressing cover (32);

be provided with limiting plate (313) in lid (31), butt piece (322) with limiting plate (313) butt cooperation, just limiting plate (313) are close to one side lateral wall that seat (33) were pressed to the spring with butt piece (322) are kept away from one side lateral wall butt of seat (33) is pressed to the spring.

11. A split pump toothpaste according to claim 4 wherein: pipeline (312) are kept away from the one end of toothpaste pipe (4) is provided with curved eager cream curved surface (316), gland (32) are close to the one end of pipeline (312) set up into with the plate body of eager cream curved surface (316) laminating mutually.