CN215976502U

CN215976502U - Automatic device of puting in of two liquid

Info

Publication number: CN215976502U
Application number: CN202122131414.6U
Authority: CN
Inventors: 曹健
Original assignee: Eryan Wuxi Home Appliance R & D Co ltd
Current assignee: Eryan Wuxi Home Appliance R & D Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-03-08
Anticipated expiration: 2031-09-03

Abstract

The utility model relates to a double-liquid automatic feeding device which comprises a shell, wherein a liquid inlet pipe is arranged on the shell, a liquid inlet hole penetrating through the liquid inlet pipe is formed in one side of the liquid inlet pipe, a liquid outlet hole communicated with the inner cavity of the shell is formed in the other side of the liquid inlet pipe, a piston rod with the rod diameter smaller than the diameter of the liquid inlet pipe is arranged in the liquid inlet pipe, a plurality of sealing rings used for separating the liquid inlet hole from the liquid outlet hole are arranged on the piston rod, a water inlet and a water outlet communicated with the inner cavity of the shell are further formed in the shell, and a liquid storage tank is further arranged on the piston rod corresponding to the liquid inlet hole. The double-liquid automatic feeding device is simple in structure and capable of controlling the feeding amount of the detergent.

Description

Automatic device of puting in of two liquid

Technical Field

The utility model relates to a liquid throwing device, in particular to a double-liquid automatic throwing device.

Background

At present, washing machines are widely used in daily life of people, wherein a detergent dispensing device is a device used in a washing machine for adding detergent into water flow to enhance washing effect. The conventional detergent dispensing device generally includes a detergent box, for example, under the publication of CN212611483U entitled "a detergent level detecting device for a washing machine, a detergent box and a washing machine", which discloses a detergent box through which a water source passes and washes away detergent in the detergent box when in use. The detergent box can only load one detergent, when people actually wash clothes, people not only need to use the detergent for cleaning common clothes, but also need to use special detergents for perfuming or softening the clothes and the like, and at the moment, users can only mix a plurality of different detergents in the same detergent box. Therefore, when the clothes are washed each time, an operator needs to add different detergents into the detergent box according to needs, and the use is troublesome. Some washing machines are provided with a detergent feeding device with two detergent boxes, and although the two detergents are loaded separately, the two detergents are mixed into water at the same time in actual use, and an operator needs to manually control whether the two detergents need to be loaded and the addition amount of the detergents, so that the use is not convenient.

In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create a dual-liquid automatic dispensing device with a novel structure, so that the dual-liquid automatic dispensing device has more industrial utilization value.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, an object of the present invention is to provide a dual-liquid automatic feeding device which has a simple structure and can control the feeding amount of detergent.

The double-liquid automatic dispensing device comprises a shell, wherein a liquid inlet pipe is arranged on the shell, a liquid inlet hole penetrating through the liquid inlet pipe is formed in one side of the liquid inlet pipe, a liquid outlet hole communicated with the inner cavity of the shell is formed in the other side of the liquid inlet pipe, a piston rod with the rod diameter smaller than the diameter of the liquid inlet pipe is arranged in the liquid inlet pipe, a plurality of sealing rings used for separating the liquid inlet hole from the liquid outlet hole are arranged on the piston rod, a water inlet and a water outlet communicated with the inner cavity of the shell are further formed in the shell, and a liquid storage tank is further arranged on the piston rod corresponding to the liquid inlet hole.

Furthermore, according to the double-liquid automatic feeding device, the number of the liquid inlet holes and the number of the liquid outlet holes are respectively two, and on the longitudinal section passing through the central axis of the liquid inlet pipe, the projections of the two liquid outlet holes are positioned between the projections of the two liquid inlet holes.

The two liquid inlet holes and the two liquid outlet holes are arranged to realize the input function of two different detergents. The controller can control which detergent and the adding amount thereof are added according to the setting.

Furthermore, the double-liquid automatic feeding device further comprises a gear and a driving motor for driving the gear to rotate, an output shaft of the driving motor is connected with the gear, and the gear is meshed with the piston rod.

The arrangement of the driving motor and the gear realizes the linear displacement driving of the piston rod.

Further, the shell comprises a front half shell and a rear half shell, the liquid inlet pipe and the front half shell are integrally formed, the water inlet is formed in the front half shell, and the water outlet is formed in the rear half shell.

With feed liquor pipe and half preceding integrated into one piece, made things convenient for operating personnel to put in device equipment production automatically to two liquids.

Furthermore, the two-liquid automatic feeding device is characterized in that two first guide plates extending from the liquid outlet to the water inlet are arranged on the inner wall of the front half shell.

The arrangement of the two first guide plates enables the two guide plates to surround to form a first guide channel, water input from the water inlet is transmitted to the liquid outlet through the first guide channel, so that detergent input from the liquid outlet is washed, the detergent can be completely dissolved into the input water and is output to a washing barrel of the washing machine along with the input water source, and the detergent is prevented from remaining in the shell.

Furthermore, the double-liquid automatic throwing device is characterized in that two second guide plates extending from one end of the shell to the other end of the shell are further arranged on the inner wall of the front half shell, and the water outlets are rectangular water outlets arranged on the front half shell and the rear half shell.

Furthermore, the double-liquid automatic feeding device is provided with a plurality of distribution plates which are vertically arranged, one side of the second guide plate close to the water outlet in the two second guide plates is erected on the distribution plates, and the other side of the second guide plate is tightly attached to the rear half shell.

The distribution plate and the second guide plate are arranged to realize the flow guide effect on the water source.

By the scheme, the utility model at least has the following advantages: the double-liquid automatic feeding device is characterized in that a liquid inlet pipe is arranged on the shell, a liquid inlet hole is formed in one side of the liquid inlet pipe, a liquid outlet hole communicated with the inner cavity of the shell is formed in the other side of the liquid inlet pipe, a piston rod is arranged in the liquid inlet pipe, a sealing ring used for separating the liquid inlet hole from the liquid outlet hole is arranged on the piston rod, and a liquid storage tank corresponding to the liquid inlet hole is further arranged on the piston rod. The setting of sealing washer for feed liquor hole and play liquid hole on the feed liquor pipe can separate each other and seal, and outside linear drive device can make the feed liquor hole and play liquid hole intercommunication that correspond through the mode that the drive piston rod removed in the feed liquor intraductal. The control system can control the movement of the piston rod in the liquid inlet pipe to communicate the liquid inlet hole with the corresponding liquid outlet hole, and can control the adding amount of a certain detergent by controlling the communication times.

In conclusion, the double-liquid automatic feeding device is simple in structure and capable of controlling the feeding amount of the detergent.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

FIG. 1 is a three-dimensional structure of a dual liquid automatic dispensing device;

FIG. 2 is a side view of a dual liquid automatic dispensing device;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is another perspective structural view of the dual liquid automatic dispensing device;

fig. 5 is a perspective view of the piston rod;

FIG. 6 is a perspective view of the front housing half;

FIG. 7 is a rear view of the front housing half;

fig. 8 is a sectional view of the double-liquid automatic dispensing device when the liquid storage tank on the right side of the piston rod is communicated with the liquid outlet hole on the right side of the liquid inlet pipe.

In the figure, a shell 1, a liquid inlet pipe 2, a liquid inlet hole 3, a liquid outlet hole 4, a piston rod 5, a sealing ring 6, a water inlet 7, a water outlet 8, a gear 9, a front half shell 10, a rear half shell 11, a first flow guide plate 12, a first flow guide channel 13, a second flow guide plate 14, a distribution plate 15, a second flow guide channel 16 and a liquid storage tank 17.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

Referring to fig. 1 to 8, the automatic double-liquid feeding device of the embodiment comprises a housing 1, a liquid inlet pipe 2 is arranged on the housing, a liquid inlet hole 3 penetrating through the liquid inlet pipe is formed in one side of the liquid inlet pipe, a liquid outlet hole 4 communicated with an inner cavity of the housing is formed in the other side of the liquid inlet pipe, a piston rod 5 with a rod diameter smaller than the aperture of the liquid inlet pipe is arranged in the liquid inlet pipe, a plurality of sealing rings 6 used for separating the liquid inlet hole and the liquid outlet hole are arranged on the piston rod, a water inlet 7 and a water outlet 8 communicated with the inner cavity of the housing are further formed in the housing, and a liquid storage tank 17 is further arranged on the piston rod corresponding to the liquid inlet hole.

The double-liquid automatic feeding device is characterized in that a liquid inlet pipe is arranged on the shell, a liquid inlet hole is formed in one side of the liquid inlet pipe, a liquid outlet hole communicated with the inner cavity of the shell is formed in the other side of the liquid inlet pipe, a piston rod is arranged in the liquid inlet pipe, a sealing ring used for separating the liquid inlet hole from the liquid outlet hole is arranged on the piston rod, and a liquid storage tank corresponding to the liquid inlet hole is further arranged on the piston rod. The setting of sealing washer for feed liquor hole and play liquid hole on the feed liquor pipe can separate each other and seal, and outside linear drive device can make the feed liquor hole and play liquid hole intercommunication that correspond through the mode that the drive piston rod removed in the feed liquor intraductal. The control system can control the movement of the piston rod in the liquid inlet pipe to communicate the liquid inlet hole with the corresponding liquid outlet hole, and can control the adding amount of a certain detergent by controlling the communication times.

The working principle of the double-liquid automatic dispensing device is as follows.

In the initial state, the liquid storage tank on the piston rod is positioned at the liquid inlet of the liquid inlet pipe, and the liquid storage tank is isolated from the liquid outlet on the liquid inlet pipe at the moment. Specifically, in this embodiment, the liquid inlet hole and the liquid outlet hole are disposed opposite to each other, and on a longitudinal section passing through the central axis of the liquid inlet pipe between the liquid inlet hole and the liquid outlet hole, projections of the liquid inlet hole and the liquid outlet hole are spaced apart from each other by a certain distance along the central axis of the liquid inlet pipe, and the seal ring is disposed between each of the liquid inlet hole and the liquid outlet hole. At this time, each liquid inlet hole and each liquid outlet hole are separated from each other. When the detergent needs to be put in, the controller of the washing machine controls the driving device to drive the piston rod to move in the liquid inlet pipe, so that the liquid storage tank on the piston rod moves to the corresponding liquid outlet hole, and at the moment, the detergent in the liquid outlet tank can be input into the shell through the liquid outlet hole, so that the injection of the detergent is completed. When the detergent is injected, an external water source can be input into the shell through the water inlet and output to a washing tub of the washing machine together with the detergent in the shell from the water outlet of the shell. After the detergent is input, the piston rod returns to the original position, the liquid storage tank is communicated with the liquid inlet hole at the moment, the liquid storage tank is sealed with the corresponding liquid outlet hole through the sealing ring, and the detergent can be injected into the liquid storage tank again through the corresponding pipeline to be put in next time.

Compared with the existing detergent feeding device, the washing machine has the advantages of higher control precision, simpler structure and low manufacturing cost, and during implementation, the number of the liquid inlet holes corresponds to that of the liquid outlet holes, and can be respectively one. In order to realize the input of different detergents, the controller only needs to move the piston rod to a certain position so as to enable the liquid storage tank at the position to be communicated with the corresponding liquid outlet hole.

Wherein the liquid inlet pipe can be a pipe fitting which is independently arranged on the shell and can also be integrally formed with the shell. The liquid storage tank is an annular liquid storage tank.

Preferably, the automatic device of puting in of two liquids of this embodiment, the quantity in feed liquor hole and play liquid hole is two respectively, and on the longitudinal section of crossing the feed liquor pipe axis, the projection in two play liquid holes is located between the projection in two feed liquor holes.

The two liquid inlet holes and the two liquid outlet holes are arranged to realize the input function of two different detergents. Specifically, when one of them detergent of needs input, well accuse ware control piston rod moves to the left side, and until the reservoir on piston rod right side and the liquid outlet hole intercommunication on feed liquor pipe right side, the detergent alright pour into the casing through this liquid outlet hole. At the moment, the liquid storage tank on the left side of the piston rod and the liquid outlet hole on the left side of the liquid inlet pipe are in an isolated state under the sealing of the sealing ring. After the detergent is injected, the central controller controls the piston rod to move to the right side until the liquid storage tank on the left side of the piston rod is communicated with the liquid outlet hole on the left side of the liquid inlet pipe. At the moment, the liquid outlet hole which is originally communicated on the right side of the liquid inlet pipe and the liquid storage tank on the right side of the piston rod are in an isolated state. And another detergent in the liquid storage tank on the left side of the piston rod can pass through the liquid outlet hole on the left side of the liquid inlet pipe and be input into the shell. When the detergent is injected, the piston rod can be restored to the original position for the next work.

Preferably, the dual-liquid automatic dispensing device of the present embodiment further includes a gear 9 and a driving motor for driving the gear to rotate, an output shaft of the driving motor is connected to the gear, and the gear is engaged with the piston rod.

The arrangement of the driving motor and the gear realizes the linear displacement driving of the piston rod. Specifically, the driving motor rotates under the control of the central controller, and then drives the gear connected with the driving motor to rotate. Because the gear is meshed with the piston rod, the rack meshed with the gear moves in the liquid inlet pipe along with the rotation of the gear, and therefore the injection of the detergent is realized.

Preferably, the automatic device of puting in of biliquid of this embodiment, casing include half preceding shell 10 and half back shell 11, and feed liquor pipe and half preceding shell integrated into one piece, the water inlet sets up in half preceding shell, and the delivery port sets up in half back shell.

In this embodiment, the water inlet is circular water inlet, and the delivery port is two rectangle delivery ports of locating on the latter half shell.

Preferably, in the automatic dual-liquid dispensing device of the present embodiment, two first flow guiding plates 12 extending from the liquid outlet to the water inlet are disposed on the inner wall of the front half-shell.

The arrangement of the two first guide plates enables the two guide plates to surround to form a first guide channel 13, water input from the water inlet is transmitted to the liquid outlet through the channel, so that the detergent input from the liquid outlet is washed, the detergent can be completely dissolved in the input water and output to a washing barrel of the washing machine along with the input water source, and the detergent is prevented from remaining in the shell.

Preferably, in the automatic dual-liquid dispensing device of this embodiment, the inner wall of the front half shell is further provided with two second guide plates 14 extending from one end of the shell to the other end thereof, and the water outlets are rectangular water outlets disposed on the front half shell and the rear half shell.

Preferably, the automatic double-liquid dispensing device of the embodiment is provided with a plurality of distribution plates 15 vertically arranged on the inner wall of the front half shell, wherein one side of each of the two second flow guide plates close to the water outlet is erected on the distribution plate, and the other side of each of the two second flow guide plates is tightly attached to the rear half shell.

The distribution plate and the second guide plates are arranged to realize the flow guide effect on the water source, and particularly, the two second guide plates surround to form a second flow guide channel 16. And one part of water source input from the water inlet is input into the liquid outlet hole through the first flow guide channel to wash the detergent at the liquid outlet hole, so that the detergent is completely dissolved in the water flow, and the other part of the water flow is output through the second flow guide channel and mixed with the water flow output by the first flow guide channel, and finally is transmitted to the water outlet of the rear half shell through a gap between the second flow guide plate and the front half shell positioned below and is output. Because the water outlet is a rectangular water outlet, the longitudinally arranged distributing plate enables water flow to be uniformly output to the rectangular water outlet, and therefore stable output of the water flow is achieved.

The distribution plate is a triangular plate with a wider upper part and a narrower lower part so as to be matched with the lower part with a narrower width of the shell. The narrower width of the lower portion of the housing enables the water stream to be more quickly delivered from the outlet.

In addition, the first baffle includes an arc portion and a lateral portion, and a portion of the first baffle laterally disposed adjacent to the second baffle may be integrally formed with the first baffle.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description.

In addition, the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention. Also, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a device is put in automatically to biliquid which characterized in that: the liquid inlet pipe structure comprises a shell (1), wherein a liquid inlet pipe (2) is arranged on the shell, a liquid inlet hole (3) penetrating through the liquid inlet pipe is formed in one side of the liquid inlet pipe, a liquid outlet hole (4) communicated with an inner cavity of the shell is formed in the other side of the liquid inlet pipe, a piston rod (5) with the rod diameter smaller than the aperture of the liquid inlet pipe is arranged in the liquid inlet pipe, a plurality of sealing rings (6) used for separating the liquid inlet hole and the liquid outlet hole are arranged on the piston rod, a water inlet (7) and a water outlet (8) communicated with the inner cavity of the shell are further formed in the shell, and a liquid storage tank (17) is further arranged on the piston rod corresponding to the liquid inlet hole.

2. The dual liquid automatic dispensing device of claim 1, wherein: the number of the liquid inlet holes and the number of the liquid outlet holes are respectively two, and on the longitudinal section passing through the central axis of the liquid inlet pipe, the projections of the two liquid outlet holes are positioned between the projections of the two liquid inlet holes.

3. The dual liquid automatic dispensing device of claim 1, wherein: the piston rod driving device further comprises a gear (9) and a driving motor for driving the gear to rotate, an output shaft of the driving motor is connected with the gear, and the gear is meshed with the piston rod.

4. The dual liquid automatic dispensing device of claim 1, wherein: the casing includes half preceding shell (10) and half shell (11), half shell integrated into one piece before feed liquor pipe and, the water inlet sets up in half preceding shell, the delivery port sets up in half shell after.

5. The dual liquid automatic dispensing device of claim 4, wherein: two first guide plates (12) extending from the liquid outlet hole to the water inlet are arranged on the inner wall of the front half shell.

6. The dual liquid automatic dispensing device of claim 5, wherein: still be equipped with on the inner wall of preceding half shell and extend to two second guide plates (14) of the other end from casing one end, the delivery port is for setting up the rectangle delivery port on reaching the back half shell.

7. The dual liquid automatic dispensing device of claim 6, wherein: be equipped with on the inner wall of preceding half shell along vertical setting polylith break plate (15), in two second guide plates, on the second guide plate's that is close to the delivery port one side erect the break plate, the opposite side closely laminates on half shell in the back.