CN211722932U

CN211722932U - Induction liquid outlet device

Info

Publication number: CN211722932U
Application number: CN202020020447.6U
Authority: CN
Inventors: 林凯; 肖庭敏; 廖胜细; 尹艳梅; 雷霆
Original assignee: Xiamen Dabai Technology Co Ltd
Current assignee: Xiamen Dabai Technology Co Ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-10-23
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses a response goes out liquid device, include: a liquid storage tank having a liquid storage chamber for storing liquid; the liquid pumping unit is provided with a liquid pumping channel communicated with the liquid storage cavity; the sensing module is used for receiving a sensing signal; the control module is respectively electrically connected with the induction module and the liquid pumping unit, receives an induction signal sent by the induction module and controls the liquid pumping unit; the liquid pumping unit comprises a driving piece and a gear pump, the gear pump is used for driving the driving piece to act downwards to form negative pressure in the liquid pumping channel and further to pump liquid in the liquid storage cavity out, the scheme enables the liquid pumping channel to form negative pressure so that liquid can be smoothly and stably discharged without working under high power, the liquid pumping unit is small in size, and space is saved.

Description

Induction liquid outlet device

Technical Field

The utility model relates to a bathroom field, concretely relates to response goes out liquid device.

Background

The drawing liquid of current response play liquid device is realized through drawing liquid pump or piston drawing liquid, and the two is through the driving piece drive, overcomes liquid potential energy and takes out liquid and provide kinetic energy for liquid simultaneously, consequently in order to guarantee to go out the liquid stability, the driving piece often needs great power to lead to drawing liquid device volume great, power consumption is also great.

SUMMERY OF THE UTILITY MODEL

The utility model provides an induction liquid outlet device for at least solving the technical problem.

In order to achieve the above object, the utility model adopts the following technical scheme:

an induction tapping device comprising: a liquid storage tank having a liquid storage chamber for storing liquid; the liquid pumping unit is provided with a liquid pumping channel communicated with the liquid storage cavity; the sensing module is used for receiving a sensing signal; the control module is respectively electrically connected with the induction module and the liquid pumping unit, receives an induction signal sent by the induction module and controls the liquid pumping unit; the liquid pumping unit comprises a driving piece and a gear pump, the gear pump enables negative pressure to be formed in the liquid pumping channel under the driving effect of the driving piece, and then liquid in the liquid storage cavity is pumped out.

Preferably, the gear pump includes the working chamber and set up in gear train in the working chamber, and respectively with feed liquor pipe and drain pipe that the working chamber is linked together, wherein, the working chamber with the feed liquor pipe reaches the drain pipe intercommunication is in order to form the drawing liquid passageway, the driving piece drive the gear train rotates and then is in the working chamber produces the negative pressure.

Preferably, the gear train includes engaged with transmission complex action wheel and follows the driving wheel, wherein, the action wheel with follow driving wheel direction of rotation is opposite, and then the driving piece drive gear pump during operation, the action wheel with form the negative pressure in order to aspirate from the one end of driving wheel gear alternate segregation the liquid in stock solution chamber extremely the working chamber, simultaneously, the action wheel with it constantly will from the driving wheel one end that is close to each other the liquid in the working chamber to the drain pipe extrusion.

Preferably, the driving member is a motor, and the motor is controlled by the control module to drive the gear set to rotate.

Preferably, the drawing liquid unit includes sealed fixed connection's main part and end cover, the main part is equipped with a mount pad, motor fixed mounting in on the mount pad, the main part with the end cover cooperation forms the working chamber, the end cover be equipped with the feed liquor joint that the feed liquor pipe is linked together, the main part be equipped with the play liquid joint that the drain pipe is linked together.

Preferably, still including installing the casing of liquid reserve tank top, response module, control module and drawing liquid unit all locate in the casing, and the liquid reserve chamber with the inner chamber of casing is linked together, the drain pipe by the inner chamber of casing stretches into the working chamber.

Preferably, the casing is equipped with the jack, the liquid reserve tank is equipped with the lower jack, go up the jack with the jack is sealed to inserting down, and then makes the inner chamber of casing with the liquid reserve chamber forms the intercommunication, the drain pipe by it stretches into to go up the jack the working chamber, and the drain pipe with form sealedly between the jack.

Preferably, a liquid outlet communicated with the liquid pumping channel is formed above the shell.

Preferably, the liquid outlet device also comprises a switch key for controlling the opening and closing of the liquid outlet device.

Preferably, the device further comprises a power supply, wherein the power supply is a dry battery or a commercial power.

The utility model has the advantages that:

the utility model discloses a response goes out liquid device the drawing liquid unit includes driving piece and gear pump, the gear pump is in make under the drive action of driving piece form the negative pressure in the drawing liquid passageway, and then will liquid in the stock solution intracavity is taken out, and this scheme forms the negative pressure through making the drawing liquid passageway for go out liquid smoothly stably, need not can work under very high power, and make the drawing liquid unit small, save space.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is an exploded view of an induction liquid outlet device of the present invention;

fig. 2 is an assembly view of an induction liquid outlet device of the present invention;

fig. 3 is a sectional view of an induction liquid outlet device of the present invention;

fig. 4 is an assembly view of the liquid pumping unit of the liquid induction device of the present invention;

fig. 5 is one of cross-sectional views of a liquid pumping unit of an induction liquid outlet device according to the present invention;

fig. 6 is a second cross-sectional view of the pumping unit of the liquid induction device according to the present invention;

fig. 7 is a schematic view of the liquid outlet device with the top cover removed according to the present invention;

fig. 8 is a partial sectional view of an induction liquid outlet device of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 8:

an induction tapping device comprising: a tank 20 having a tank chamber 21 for storing liquid; a liquid pumping unit 30 having a liquid pumping passage 60 communicating with the liquid storage chamber 21; a sensing module 80 for receiving a sensing signal; the control module 70 is electrically connected with the sensing module 80 and the liquid pumping unit 30 respectively, receives a sensing signal sent by the sensing module 80 and controls the liquid pumping unit 30; drawing liquid unit 30 includes driving piece 40 and gear pump 50, and gear pump 50 makes the interior negative pressure that forms of drawing liquid passageway 60 under the drive effect of driving piece 40, and then takes out liquid in the stock solution chamber 21, because the interior negative pressure that forms of drawing liquid passageway 60, the liquid in the stock solution chamber 21 is taken out under the negative pressure suction effect to reduce power, the power saving. Specifically, the control module 70 is a pcb control board.

In this embodiment, the gear pump 50 includes a working chamber 51, a gear set 52 disposed in the working chamber 51, and a liquid inlet pipe 61 and a liquid outlet pipe 62 respectively communicated with the working chamber 51, wherein the working chamber 51 is communicated with the liquid inlet pipe 61 and the liquid outlet pipe 62 to form a liquid pumping channel 60, the driving member 40 drives the gear set 52 to rotate so as to generate a negative pressure in the working chamber 51, specifically, the driving member 40 is a motor, and the motor is controlled by the control module 70 so as to drive the gear set 52 to rotate.

As shown in fig. 4 to 6:

in this embodiment, the gear set 52 includes a driving wheel 521 and a driven wheel 522 engaged with each other, wherein the driving wheel 521 and the driven wheel 522 are opposite in rotation direction, and when the driving element 40 drives the gear pump 50 to work, a negative pressure is formed at the end where the driving wheel 521 and the driven wheel 522 are separated from each other, so as to suck the liquid in the liquid storage cavity 21 into the working cavity 51, and meanwhile, the end where the driving wheel 521 and the driven wheel 522 are close to each other continuously extrudes the liquid in the working cavity 51 toward the liquid outlet pipe 62.

In this embodiment, the liquid pumping unit 30 includes a main body 54 and an end cover 53, which are fixedly connected in a sealing manner, the main body 54 is provided with a mounting seat 55, the motor is fixedly mounted on the mounting seat 55, the main body 54 and the end cover 53 cooperate to form a working chamber 51, the end cover 53 is provided with a liquid inlet joint 531 communicated with a liquid inlet pipe 61, the main body 54 is provided with a liquid outlet joint 541 communicated with a liquid outlet pipe 62, preferably, the liquid inlet joint 531 is arranged at a central portion of one end of the end cover 53 opposite to the driving wheel 521 and the driven wheel 522 to be separated from each other, and the liquid outlet joint 541 is arranged at a central portion of one end of the main body 54 opposite.

In this embodiment, further including installing casing 10 above liquid reserve tank 20, response module 80, control module 70 and drawing liquid unit 30 all locate in casing 10 to liquid reserve chamber 21 is linked together with the inner chamber of casing 10, and drain pipe 62 stretches into working chamber 51 from the inner chamber of casing 10.

In this embodiment, casing 10 is equipped with jack 11, liquid reserve tank 20 is equipped with lower jack 22, it is sealed to inserting with lower jack 22 to go up jack 11, and then make casing 10's inner chamber and liquid reserve chamber 21 form the intercommunication, drain pipe 62 stretches into working chamber 51 by last jack 11, and it is sealed to form between drain pipe 62 and the last jack 11, specifically, it is equipped with a waterproof piece 14 to go up between jack 11 and the lower jack 22, through waterproof piece 14, the part outside jack 11 can not spilled over from the liquid that lower jack 22 got into, furthermore, be equipped with a sealing member 15 between drain pipe 62 and the last jack 11, sealing member 15 prevents the clearance overflow between jack 11 and the drain pipe 62.

As shown in fig. 7 to 8:

in this embodiment, a liquid outlet 12 is disposed above the housing 10 and is communicated with the liquid pumping channel 60, specifically, the liquid outlet 12 is disposed near the sensing unit, once the sensing unit senses a signal of a human body, the human body can receive the liquid without moving, and more specifically, the sensing unit has a sensing window 81 for sensing the human body.

In this embodiment, the liquid outlet device further includes a switch key 131 for controlling the opening and closing of the liquid outlet device, and preferably, the switch key 131 is disposed on the top cover 13 of the housing 10.

In this embodiment, the liquid outlet device further comprises a power supply 90, the power supply 90 is a dry battery or a commercial power, preferably, the power supply 90 is a dry battery arranged in the housing 10, the dry battery can be used to greatly reduce the volume of the liquid outlet device, and the battery is convenient to replace.

The specific working process of this embodiment is as follows:

pressing the switch key 131 to start the device, placing human body parts such as hands on the sensing window 81 of the sensing unit 80, receiving signals reflected by the human body by a signal receiving head (not shown) in the sensing unit 80, transmitting the signals to the control unit 70, controlling the motor to work by the control unit 70, driving the driving wheel 521 of the gear set 52 to rotate while the motor works, rotating the driven wheel 522 in the opposite direction along with the driving wheel 521, generating negative pressure at the end where the driving wheel 521 and the driven wheel 522 are separated from each other, and driving the liquid inlet pipe 61 to suck liquid from the liquid storage cavity 21 into the working cavity 51 through the liquid inlet joint 531 and then to be pumped to the liquid outlet pipe 62 through the liquid outlet joint 541 to the liquid outlet 12 of the housing 10.

This scheme provides a response goes out liquid device's drawing liquid unit 30 includes driving piece 40 and gear pump 50, and gear pump 50 makes and forms the negative pressure in drawing liquid passageway 60 under driving piece 40's driving action, and then takes out stock solution cavity 21 interior liquid, and this scheme is through making and forms the negative pressure in drawing liquid passageway 60 for it is smooth stable to go out liquid, can work under not needing very high power, and makes drawing liquid unit small, saves space.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. An induction tapping device comprising:

a liquid storage tank having a liquid storage chamber for storing liquid;

the liquid pumping unit is provided with a liquid pumping channel communicated with the liquid storage cavity;

the sensing module is used for receiving a sensing signal;

the control module is respectively electrically connected with the induction module and the liquid pumping unit, receives an induction signal sent by the induction module and controls the liquid pumping unit;

the method is characterized in that: the liquid pumping unit comprises a driving piece and a gear pump, the gear pump enables negative pressure to be formed in the liquid pumping channel under the driving effect of the driving piece, and then liquid in the liquid storage cavity is pumped out.

2. The device of claim 1, wherein the gear pump comprises a working chamber, a gear set disposed in the working chamber, and a liquid inlet pipe and a liquid outlet pipe respectively connected to the working chamber, wherein the working chamber is connected to the liquid inlet pipe and the liquid outlet pipe to form the liquid pumping channel, and the driving member drives the gear set to rotate to generate a negative pressure in the working chamber.

3. An induction liquid outlet device according to claim 2, wherein the gear set comprises a driving wheel and a driven wheel which are engaged with each other and are in transmission fit, wherein the driving wheel and the driven wheel rotate in opposite directions, and when the driving element drives the gear pump to work, a negative pressure is formed at one end of the driving wheel, which is separated from the gear of the driven wheel, so as to suck the liquid in the liquid storage cavity into the working cavity, and meanwhile, the end of the driving wheel, which is close to the driven wheel, continuously extrudes the liquid in the working cavity toward the liquid outlet pipe.

4. The device as claimed in claim 2, wherein the driving member is a motor, and the motor is controlled by the control module to rotate the gear set.

5. The device as claimed in claim 4, wherein the pumping unit comprises a main body and an end cap, the main body and the end cap are fixedly connected in a sealing manner, the main body is provided with a mounting seat, the motor is fixedly mounted on the mounting seat, the main body and the end cap cooperate to form the working chamber, the end cap is provided with a liquid inlet joint communicated with the liquid inlet pipe, and the main body is provided with a liquid outlet joint communicated with the liquid outlet pipe.

6. The device of claim 2, further comprising a housing mounted above the reservoir, wherein the sensor module, the control module and the pumping unit are disposed in the housing, the reservoir is in communication with the inner cavity of the housing, and the outlet tube extends from the inner cavity of the housing into the working chamber.

7. The device as claimed in claim 6, wherein the housing has an upper insertion hole, the reservoir has a lower insertion hole, the upper insertion hole is sealed and inserted into the lower insertion hole, so that the inner cavity of the housing is communicated with the reservoir, the outlet pipe extends from the upper insertion hole into the working cavity, and a seal is formed between the outlet pipe and the upper insertion hole.

8. The device as claimed in claim 6, wherein a liquid outlet is provided above the housing in communication with the liquid pumping channel.

9. The induction liquid outlet device according to claim 1, further comprising a switch key for controlling the opening and closing of the induction liquid outlet device.

10. The device of claim 1, further comprising a power source, wherein the power source is a dry cell or a commercial power.