CN111588290A - Soap dispenser with suck-back function - Google Patents
Soap dispenser with suck-back function Download PDFInfo
- Publication number
- CN111588290A CN111588290A CN202010468654.2A CN202010468654A CN111588290A CN 111588290 A CN111588290 A CN 111588290A CN 202010468654 A CN202010468654 A CN 202010468654A CN 111588290 A CN111588290 A CN 111588290A
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- Prior art keywords
- soap
- liquid
- piston
- liquid discharge
- pumping mechanism
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K5/00—Holders or dispensers for soap, toothpaste, or the like
- A47K5/06—Dispensers for soap
- A47K5/12—Dispensers for soap for liquid or pasty soap
- A47K5/122—Dispensers for soap for liquid or pasty soap using squeeze bottles or the like
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a soap dispenser with a back suction function, and relates to the technical field of articles for daily use and washing. This soap lye ware with resorption function includes the shell, the stock solution bottle, drainage pipe and soap pumping mechanism, drainage pipe one end is passed through the export that flowing back check valve connected soap pumping mechanism, the shell is stretched out to the drainage pipe other end, the one end of flowing back check valve's case stretches into in the soap pumping mechanism, the action piece in the soap pumping mechanism contacts with the one end of case when moving to flowing back stroke terminal point, the action piece promotes the inlet and the export of valve element compression flowing back spring and intercommunication flowing back valve body. After the soap liquid is discharged, the action part sucks the soap liquid in the liquid storage bottle and sucks the soap liquid in the liquid discharge pipeline back into the piston cylinder, so that the phenomenon of drooling after the liquid discharge is finished is avoided.
Description
Technical Field
The invention relates to the technical field of articles for daily use and washing, in particular to a soap dispenser with a back suction function.
Background
The soap dispenser for automatically discharging the liquid soap (soap solution) for washing hands of customers is installed in public places such as markets, hotels and the like, and is matched with the automatic induction faucet to complete hand washing, so that cross propagation of bacteria can be reduced through the soap dispenser, and the soap dispenser is convenient to use, and is well popularized.
One problem with existing soap dispensers is that a portion of soap always remains in the drain, so that most of the soap used by consumers is soap that had previously remained in the drain, which may remain in the drain for a long time, affecting the hand washing effect, and the remaining portion of soap in the drain slows down and is disconnected from the soap that was first discharged after losing power, but subsequently continues to discharge a small amount of soap under the action of inertia, and as the consumer has removed his hand from the drain, the soap drools along the outer wall of the soap dispenser.
Disclosure of Invention
Therefore, the invention provides a soap dispenser with a suck-back function, which aims to solve the problem of the prior art that the soap dispenser produces drooling after discharging liquid.
In order to achieve the above purpose, the invention provides the following technical scheme:
the soap dispenser with the back suction function comprises a shell and a liquid storage bottle, the liquid discharging device comprises a liquid discharging pipeline and a soap liquid pumping mechanism, wherein the liquid discharging pipeline and the soap liquid pumping mechanism are arranged in a shell, a liquid storage bottle is connected with an inlet of the soap liquid pumping mechanism through a liquid inlet one-way valve, one end of the liquid discharging pipeline is connected with an outlet of the soap liquid pumping mechanism through a liquid discharging one-way valve, the other end of the liquid discharging pipeline extends out of the shell, the liquid discharging one-way valve comprises a liquid discharging valve body, a liquid discharging spring and a valve core, the inlet of the liquid discharging valve body is connected with the outlet of the soap liquid pumping mechanism, the outlet of the liquid discharging valve body is communicated with the liquid discharging pipeline, the valve core and the liquid discharging spring are arranged in the liquid discharging valve body, the liquid discharging spring is arranged between the outlet of the liquid discharging valve body and the valve core, one end of the valve core extends into the soap liquid pumping mechanism, an action piece in the soap liquid.
Furthermore, the liquid storage bottle is fixed on the lower side of the shell, a liquid suction pipe is arranged in the liquid storage bottle, and the upper end of the liquid suction pipe is connected with a soap liquid pumping mechanism through a liquid inlet one-way valve.
Furthermore, the soap liquid pumping mechanism comprises a piston cylinder, a piston and a piston driving device, the liquid storage bottle is connected with the piston cylinder through a liquid inlet check valve, the piston is arranged in the piston cylinder and is connected with the piston driving device through a connecting rod, the action part is the piston, and the piston is contacted with one end of the valve core after moving to one end, close to the liquid inlet check valve, of the piston cylinder.
Furthermore, the liquid inlet check valve is connected to the lower end of the piston cylinder, the liquid discharge check valve is connected to one side of the lower end of the piston cylinder, one end of the valve core transversely extends into the piston cylinder, and a chamfer or a fillet is arranged at one end of the valve core and/or the lower end of the piston.
Furthermore, the piston driving device comprises a motor, a gear set and an eccentric rotating mechanism, wherein the motor is connected with the input end of the gear set, and the output end of the gear set is connected with the connecting rod through the eccentric rotating mechanism.
Furthermore, the eccentric rotating mechanism comprises an eccentric inner ring and an eccentric outer ring, the eccentric inner ring is eccentrically fixed on one side of the gear at the output end of the gear set, the eccentric outer ring is rotatably arranged on the outer side of the eccentric inner ring, one end of the connecting rod is fixedly connected with the eccentric outer ring, and the other end of the connecting rod is rotatably connected with the piston.
Furthermore, the gear set comprises a worm wheel, a worm, a pinion and a bull gear, the worm is connected with the motor, the worm wheel is meshed with the worm, the worm wheel is coaxially connected with the pinion, the pinion is meshed with the bull gear, and the bull gear is connected with the eccentric rotating mechanism.
Furthermore, the shell is provided with an inductive switch which is connected with the soap liquid pumping mechanism through a controller.
Furthermore, a touch switch is arranged on the upper side of the shell and is connected with the soap liquid pumping mechanism through a controller.
The invention has the following advantages:
one end of a valve core of the liquid drainage one-way valve extends into the soap liquid pumping mechanism, an action piece in the soap liquid pumping mechanism is in contact with one end of the valve core when the action piece runs to the end point of a liquid drainage stroke, the valve core is pushed by the action piece to compress the liquid drainage spring and is communicated with an inlet and an outlet of the liquid drainage valve body, after the soap liquid pumping mechanism finishes the discharge of the soap liquid, the liquid drainage one-way valve is in an open or semi-open state by the action piece, then the soap liquid pumping mechanism starts to suck the soap liquid, and at the moment, the liquid drainage one-way valve is communicated with a liquid drainage pipeline and the soap. The liquid inlet check valve is closed, the liquid discharge check valve is opened, the liquid in the soap pumping mechanism is discharged after passing through the liquid discharge check valve and the liquid discharge pipeline, and the action part enables the liquid discharge check valve to be in an open or semi-open state again after liquid discharge. After the soap liquid is discharged, the action part sucks the soap liquid in the liquid storage bottle and sucks the soap liquid in the liquid discharge pipeline back into the piston cylinder, so that the phenomenon of drooling is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope of the present invention.
Fig. 1 is a perspective view of a soap dispenser with a back suction function according to embodiment 1 of the present invention;
fig. 2 is a front view of a soap dispenser with a suck-back function according to embodiment 1 of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is an exploded view of a soap dispenser with a suck-back function according to example 1 of the present invention;
fig. 6 is an exploded view of a piston driving device according to embodiment 1 of the present invention;
FIG. 7 is a schematic view of a gear unit according to embodiment 1 of the invention;
in the figure: 1-shell 2-liquid storage bottle 3-upper cover 4-touch switch 5-inductive switch 6-circuit board 7-piston driving device 8-connecting rod 9-liquid discharge one-way valve 10-liquid discharge pipeline 11-piston 12-piston cylinder 13-liquid inlet one-way valve 14-liquid suction pipe 15-O-shaped ring 16-battery 701-motor 702-worm 703-turbine 704-pinion 705-big gear 706-eccentric inner ring 707-eccentric outer ring 708-cam 709-microswitch 901-liquid discharge valve body 902-liquid discharge spring 903-valve core 904-liquid discharge sealing ring.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
Referring to fig. 1-4, this soap lye ware with resorption function includes shell 1, stock solution bottle 2, fluid-discharge line 10 and soap lye pumping mechanism, and fluid-discharge line 10 and soap lye pumping mechanism set up in shell 1, and stock solution bottle 2 passes through feed liquor check valve 13 and connects soap lye pumping mechanism's entry, and fluid-discharge line 10 one end is passed through flowing back check valve 9 and is connected soap lye pumping mechanism's export, and the other end of fluid-discharge line 10 stretches out shell 1.
An upper cover 3 is arranged at the upper end of the shell 1, a touch switch 4 is arranged on the upper cover 3, and the touch switch 4 is connected with a soap liquid pumping mechanism through a circuit board 6. An O-shaped ring 15 for sealing is arranged between the upper cover 3 and the shell 1. The shell 1 one side is equipped with inductive switch 5, and inductive switch 5 also is through connecting soap liquid pumping mechanism through circuit board 6, and inductive switch 5 chooses infrared induction sensor for use usually. A battery 16 is fixed to one side of the soap pumping mechanism, and the battery 16 provides power to the circuit board 6, the soap pumping mechanism, and the switches. The liquid storage bottle 2 is fixed on the lower side of the shell 1, a liquid suction pipe 14 is arranged in the liquid storage bottle 2, and the upper end of the liquid suction pipe 14 is connected with a soap liquid pumping mechanism through a liquid inlet one-way valve 13. The liquid inlet check valve 13 is connected to the lower end of the piston cylinder 12, and the liquid discharge check valve 9 is connected to one side of the lower end of the piston cylinder 12.
Referring to fig. 4, the liquid discharge check valve 9 includes a liquid discharge valve body 901, a liquid discharge spring 902 and a valve core 903, an inlet of the liquid discharge valve body 901 is connected to an outlet of the soap liquid pumping mechanism, an outlet of the liquid discharge valve body 901 is communicated with the liquid discharge pipeline 10, the valve core 903 and the liquid discharge spring 902 are arranged in the liquid discharge valve body 901, the liquid discharge spring 902 is arranged between the outlet of the liquid discharge valve body 901 and the valve core 903, one end of the valve core 903 extends into the soap liquid pumping mechanism, an action member in the soap liquid pumping mechanism is contacted with one end of the valve core 903 when the action member runs to a liquid discharge stroke end point, a conical liquid discharge sealing ring 904 is arranged on the valve core 903, the action member pushes the valve core 903 to compress the liquid discharge spring 902, and a gap is formed between the liquid. The arrow in fig. 4 indicates the direction of backflow of the soap solution in the drain valve body 901.
Referring to fig. 3 and 5-6, the soap liquid pumping mechanism comprises a piston cylinder 12, a piston 11 and a piston driving device 7, a liquid storage bottle 2 is connected with the piston cylinder 12 through a liquid inlet check valve 13, the piston 11 is arranged in the piston cylinder 12, the piston 11 is connected with the piston driving device 7 through a connecting rod 8, an action part is the piston 11, and the piston 11 moves to one end, close to the liquid inlet check valve 13, of the piston cylinder 12 and then contacts with one end of a valve core 903.
One end of the valve core 903 transversely extends into the piston cylinder 12, and one end of the valve core 903 and the lower end of the piston 11 are provided with chamfers or fillets, and are contacted with one end of the valve core 903 when the piston 11 moves downwards, and the valve core 903 is pushed to transversely move through the chamfers or fillets.
Referring to fig. 6 to 7, the piston driving device 7 includes a motor 701, a gear set and an eccentric rotation mechanism, the motor 701 is connected to an input end of the gear set, and an output end of the gear set is connected to the connecting rod 8 through the eccentric rotation mechanism. The gear set comprises a worm wheel 703, a worm 702, a small gear 704 and a large gear 705, wherein the worm 702 is connected with the motor 701, the worm wheel 703 is meshed with the worm 702, the worm wheel 703 is coaxially connected with the small gear 704, the small gear 704 is meshed with the large gear 705, and the large gear 705 is connected with the eccentric rotating mechanism.
The eccentric rotation mechanism comprises an eccentric inner ring 706 and an eccentric outer ring 707, the eccentric inner ring 706 is eccentrically fixed on one side of the large gear 705, the eccentric outer ring 707 is rotatably arranged on the outer side of the eccentric inner ring 706, one end of the connecting rod 8 is fixedly connected with the eccentric outer ring 707, and the other end of the connecting rod 8 is rotatably connected with the piston 11.
The working process of the piston driving device 7 is that the motor 701 drives the worm 702 to rotate, the worm 702 drives the worm wheel 703 to rotate, the worm wheel 703 drives the pinion 704 and the bull gear 705 to rotate, the bull gear 705 drives the eccentric inner ring 706 to eccentrically rotate around the axis of the bull gear 705, and as the eccentric outer ring 707 is rotatably arranged on the eccentric inner ring 706, the circle center of the eccentric outer ring 707 circularly moves around the axis of the bull gear 705, and the eccentric outer ring 707 drives the piston 11 to reciprocate up and down through the connecting rod 8. A cam 708 is fixed on one side of the large gear 705, a micro switch 709 is arranged on one side of the cam 708, the cam 708 rotates for a circle and is detected by the micro switch 709, and the micro switch 709 controls the piston 11 to reciprocate once.
The working process is as follows: when the infrared induction sensor is triggered, the control circuit on the circuit board 6 starts the motor 701, the motor 701 drives the gear set, the gear set drives the piston 11 to move downwards through the connecting rod 8, and one end of the valve core 903 of the liquid discharge check valve 9 extends into the cavity of the piston cylinder 12. When the piston 11 runs downwards from the highest point, the piston 11 pushes liquid to extrude the valve core 903 of the liquid discharge check valve 9, the valve core 903 compresses the liquid discharge spring 902, the liquid discharge check valve 9 is opened, the liquid enters the liquid discharge pipeline 10 from the piston cylinder 12 and flows out from an outlet, meanwhile, the liquid extrudes the valve core of the liquid inlet check valve 13 to move downwards, and the liquid inlet check valve is in a closed state; when the piston 11 runs to the lowest point, the liquid discharge spring 902 in the liquid discharge check valve 9 pushes the valve core 903 to move towards the piston cylinder 12 until reaching the side surface of the piston 11, and at the moment, the liquid discharge check valve 9 is in a half-open state; when the piston 11 moves upwards, liquid begins to flow back to the piston cylinder 12 from the liquid discharge pipeline 10, and the phenomenon of drooling after liquid discharge is finished is avoided. When the piston is separated from contact with the valve core 903 of the liquid discharge check valve 9, the valve core 903 is under the dual action of the liquid discharge spring 902 and the negative pressure, the liquid discharge check valve 9 is closed, meanwhile, the valve core of the liquid inlet check valve 13 moves upwards under the action of the negative pressure, and liquid enters the piston cylinder 12 from the liquid inlet pipe. When the liquid discharging operation is completed, the motor 701 stops and waits for the next time when the infrared sensor is triggered.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (9)
1. The soap dispenser with the back suction function is characterized in that: the soap dispenser with the suck-back function comprises a shell (1), a liquid storage bottle (2), a liquid discharge pipeline (10) and a soap pumping mechanism, wherein the liquid discharge pipeline (10) and the soap pumping mechanism are arranged in the shell (1), the liquid storage bottle (2) is connected with an inlet of the soap pumping mechanism through a liquid inlet one-way valve (13), one end of the liquid discharge pipeline (10) is connected with an outlet of the soap pumping mechanism through a liquid discharge one-way valve (9), the other end of the liquid discharge pipeline (10) extends out of the shell (1), the liquid discharge one-way valve (9) comprises a liquid discharge valve body (901), a liquid discharge spring (902) and a valve core (903), the inlet of the liquid discharge valve body (901) is connected with the outlet of the soap pumping mechanism, the outlet of the liquid discharge valve body (901) is communicated with the liquid discharge pipeline (10), the valve core (903) and the liquid discharge spring (902) are arranged in the liquid discharge valve body (901), the liquid discharge spring (902) is arranged between the, one end of the valve core (903) extends into the soap liquid pumping mechanism, an action piece in the soap liquid pumping mechanism is contacted with one end of the valve core (903) when the action piece runs to the drainage stroke end point, and the action piece pushes the valve core (903) to compress the drainage spring (902) and is communicated with an inlet and an outlet of the drainage valve body (901).
2. The soap dispenser with a suck-back function as claimed in claim 1, wherein: the liquid storage bottle (2) is fixed on the lower side of the shell (1), a liquid suction pipe (14) is arranged in the liquid storage bottle (2), and the upper end of the liquid suction pipe (14) is connected with a soap liquid pumping mechanism through a liquid inlet one-way valve (13).
3. The soap dispenser with a suck-back function according to claim 1 or 2, wherein: soap lye pumping mechanism include piston cylinder (12), piston (11) and piston drive arrangement (7), liquid storage bottle (2) are through feed liquor check valve (13) connection piston cylinder (12), piston (11) set up in piston cylinder (12), piston (11) are through connecting rod (8) connection piston drive arrangement (7), the action piece is piston (11), piston (11) move to piston cylinder (12) and are close to the one end of feed liquor check valve (13) after contact with the one end of case (903).
4. The soap dispenser with a suck-back function as claimed in claim 3, wherein: the liquid inlet check valve (13) is connected to the lower end of the piston cylinder (12), the liquid discharge check valve (9) is connected to one side of the lower end of the piston cylinder (12), one end of the valve core (903) transversely extends into the piston cylinder (12), and a chamfer or a fillet is arranged at one end of the valve core (903) and/or the lower end of the piston (11).
5. The soap dispenser with a suck-back function as claimed in claim 3, wherein: the piston driving device (7) comprises a motor (701), a gear set and an eccentric rotating mechanism, wherein the motor (701) is connected with the input end of the gear set, and the output end of the gear set is connected with the connecting rod (8) through the eccentric rotating mechanism.
6. The soap dispenser with a suck-back function as claimed in claim 5, wherein: the eccentric rotating mechanism comprises an eccentric inner ring (706) and an eccentric outer ring (707), the eccentric inner ring (706) is eccentrically fixed on one side of a gear at the output end of the gear set, the eccentric outer ring (707) is rotatably arranged on the outer side of the eccentric inner ring (706), one end of a connecting rod (8) is fixedly connected with the eccentric outer ring (707), and the other end of the connecting rod (8) is rotatably connected with the piston (11).
7. The soap dispenser with a suck-back function as claimed in claim 5, wherein: the gear set comprises a worm wheel (703), a worm (702), a pinion (704) and a bull gear (705), wherein the worm (702) is connected with a motor (701), the worm wheel (703) is meshed with the worm (702), the worm wheel (703) is coaxially connected with the pinion (704), the pinion (704) is meshed with the bull gear (705), and the bull gear (705) is connected with an eccentric rotating mechanism.
8. The soap dispenser with a suck-back function as claimed in claim 1, wherein: the soap dispenser is characterized in that the shell (1) is provided with an inductive switch (5), and the inductive switch (5) is connected with the soap liquid pumping mechanism through a controller.
9. The soap dispenser with a suck-back function according to claim 1 or 8, wherein: the upper side of the shell (1) is provided with a touch switch (4), and the touch switch (4) is connected with a soap liquid pumping mechanism through a controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010468654.2A CN111588290A (en) | 2020-05-28 | 2020-05-28 | Soap dispenser with suck-back function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010468654.2A CN111588290A (en) | 2020-05-28 | 2020-05-28 | Soap dispenser with suck-back function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111588290A true CN111588290A (en) | 2020-08-28 |
Family
ID=72180207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010468654.2A Withdrawn CN111588290A (en) | 2020-05-28 | 2020-05-28 | Soap dispenser with suck-back function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111588290A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502964A (en) * | 2020-11-30 | 2021-03-16 | 上海荣安五金机电有限公司 | Liquid pump for a contactless automatic hand sanitizer |
-
2020
- 2020-05-28 CN CN202010468654.2A patent/CN111588290A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502964A (en) * | 2020-11-30 | 2021-03-16 | 上海荣安五金机电有限公司 | Liquid pump for a contactless automatic hand sanitizer |
| CN112502964B (en) * | 2020-11-30 | 2024-05-31 | 上海荣安五金机电有限公司 | Liquid pump for non-contact automatic hand sterilizer |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200828 |
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| WW01 | Invention patent application withdrawn after publication |