CN220724599U - Automatic throwing device and wall-mounted double-drum washing machine - Google Patents

Abstract

The utility model provides an automatic throwing device and a wall-mounted double-drum washing machine, wherein the automatic throwing device comprises the following components: put in box subassembly, put in pump subassembly and auto-change over device, auto-change over device includes integrated water route subassembly and auto-change over ware subassembly, the auto-change over ware subassembly includes valve body subassembly, switch motor and case subassembly, valve body subassembly includes first appearance chamber, second appearance chamber, first appearance chamber includes at least one and puts in agent import, a water inlet, a public export, the second holds the chamber and includes at least one and puts in agent export, a public import, the case subassembly can be in switch over the on-off state of valve port in first switch valve port, the second switch valve port under switch motor's the effect. The automatic throwing device and the wall-mounted double-drum washing machine provided by the utility model have the advantages that the setting structure of the automatic throwing system and the whole set of automatic throwing control program are simplified on the basis that the automatic throwing requirement of the multi-product clothes treating agent under a wall-mounted double-drum scene is met.

Description

Automatic throwing device and wall-mounted double-drum washing machine

Technical Field

The utility model relates to the technical field of automatic delivery, in particular to an automatic delivery device and a wall-mounted double-drum washing machine.

Background

When people wash and process various clothes in home life, a great deal of refined and differentiated demands can be generated, such as automatic throwing demands based on multiple clothes treating agents in different scenes, and one-stop washing treatment demands based on classified washing treatment. Meanwhile, along with the change of the housing structure and living habit of modern people, reasonable distribution and use of the living space are more and more concerned by every family.

In the field of washing machines, wall-mounted washing machines are attracting more and more attention of consumers due to the fact that the wall-mounted washing machines occupy little space and are beneficial to reasonable planning of household space, and particularly wall-mounted double-drum washing machines. And the multi-class laundry treatment agents may include, for example, but are not limited to, the following classes: washing liquid, softener, disinfectant, fragrance, bleaching agent, special washing and caring agent for infants, etc. However, in the prior art, the wall-mounted double drum washing machine is not provided with an automatic throwing system.

Disclosure of Invention

In view of the above, the present utility model is directed to an automatic dispensing device and a wall-mounted double-tub washing machine, so as to solve the problem that the washing machine with compact structure cannot be provided with the automatic dispensing device for various dispensing agents.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

an automatic delivery device, comprising:

the dispensing box assembly comprises a dispensing agent drawer box, wherein the dispensing agent drawer box is used for storing dispensing agent;

the delivery pump assembly is used for extracting the delivery agent stored in the delivery agent drawer box and pumping the delivery agent to the switching device, wherein a mixing cavity is arranged in the delivery pump assembly;

the switching device comprises an integrated waterway assembly and a switcher assembly, wherein a pipeline communicated with the switcher assembly and the mixing cavity is arranged on the integrated waterway assembly, and a dosing agent delivery port is arranged on the integrated waterway assembly and used for delivering dosing agent to the washing barrel body; the valve body assembly comprises a first containing cavity and a second containing cavity, the valve port assembly arranged in the first containing cavity is a second switching valve port, the second switching valve port comprises at least one throwing agent inlet, a water inlet and a public outlet, the valve port assembly arranged in the second containing cavity is a first switching valve port, the first switching valve port comprises at least one throwing agent outlet and a public inlet, the public outlet is communicated with the public inlet through a throwing pump assembly, and the valve core assembly can switch the on-off states of the valve ports in the first switching valve port and the second switching valve port under the action of the switching motor.

Further, the valve core assembly comprises two cam connecting rods, the two cam connecting rods act on valve port assemblies in the first containing cavity and the second containing cavity respectively, a spring valve core is arranged at each switching valve port position of the valve port assemblies, a plurality of lugs corresponding to the spring valve cores one by one are sequentially arranged on the cam connecting rods along the axial direction of the cam connecting rods, every two adjacent lugs are staggered by a certain angle, and when any lug abuts against the corresponding spring valve core, the action of the spring valve core is controlled to be separated from the blocking of the corresponding dosing agent inlet or the dosing agent outlet.

Furthermore, the convex blocks on the cam connecting rod in the first accommodating cavity are designed to be single points, and only a single point is opened when one position is rotated; and one of the convex blocks on the cam connecting rod of the second containing cavity is of a semicircular design.

Further, the valve body assembly comprises a valve body shell, a first connecting part is arranged on one side of the valve body shell and used for being connected with a first valve cover, the switching motor is fixed on the first valve cover, a first through hole is formed in the first connecting part, an output shaft of the switching motor penetrates through the first through hole and is simultaneously connected with cam connecting rods in the first containing cavity and the second containing cavity through a transmission mechanism, and a second valve cover is arranged on one side, far away from the valve port assembly, of the valve body shell.

Further, an inner valve cover assembly is arranged on the second valve cover close to the inner side of the valve body shell, the inner valve cover assembly comprises a first inner valve cover and a second inner valve cover, the first inner valve cover is covered on the first containing cavity, and the second inner valve cover is covered on the second containing cavity.

Further, the public outlet in the second switching valve port is communicated with the extraction port on the integrated waterway assembly, and the delivery pump assembly can extract the delivery liquid or water in the first containing cavity to the mixing cavity, and then deliver the delivery liquid or water to the public inlet of the first switching valve port through the constant discharge port.

Further, the extraction port and the constant discharge port are in a normally open state.

Further, the delivery pump assembly comprises a delivery pump body and a piston pull rod, when the delivery pump body drives the piston pull rod to move to one side, a mixing cavity is formed on one side of the piston pull rod, and the mixing cavity is respectively communicated with the extraction port and the normal exhaust port through an extraction pipeline and a pumping pipeline.

Further, the integrated waterway assembly comprises an integrated waterway lower cover, the integrated waterway lower cover comprises a first channel plate and a second channel plate which are arranged in an included angle or vertical mode, a first waterway switching installation surface is formed on one side of the first channel plate, a third waterway switching installation surface is formed on the side surface, far away from the first waterway switching installation surface, of the first channel plate, an integrated waterway outer cover is arranged on the third waterway switching installation surface, a second waterway switching installation surface is formed on the upper plane of the second channel plate, an integrated waterway upper cover is arranged on the second waterway switching installation surface, a switching runner is formed between the integrated waterway upper cover and the second channel plate and between the integrated waterway outer cover and the first channel plate, a communication port is formed on the first channel plate, the communication port corresponds to the valve port assembly on the switcher assembly, and the extraction port and the normally-arranged port are arranged on the second channel plate.

Compared with the prior art, the automatic throwing device has the following advantages:

the automatic throwing device has high system integration level and extremely small occupied space, can realize the switching control of a throwing flow path through one switching motor and one throwing pump body, has considerable cost reduction compared with an electromagnetic single-point driving technology, and particularly can realize the switching control operation through controlling switching points when being applicable to the switching control of a plurality of throwing liquids and a plurality of throwing paths, and has more switching points and obvious cost advantage; in addition, the automatic throwing device realizes waterway switching and throwing of liquid by combining a mechanical structure with waterway space design, has relatively high fault tolerance and relatively low failure risk.

Another object of the present utility model is to provide a wall-mounted double-tub washing machine, which includes the automatic throwing device as described above, wherein the automatic throwing device includes two throwing outlets of the second throwing outlet and the third throwing outlet, and the two throwing outlets can respectively throw the throwing agent into the two washing tubs.

The wall-mounted double-tub washing device has the same advantages as the automatic throwing device compared with the prior art, and is not described in detail herein.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of an automatic delivery device according to an embodiment of the present utility model;

FIG. 2 is a schematic side view of a second view of the automatic feeding apparatus according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an explosion structure of the automatic delivery device according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of an explosion structure at a second view angle of the automatic delivery device according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a structure of an automatic dispensing device according to an embodiment of the present utility model with a dispensing cartridge assembly removed;

FIG. 6 is a schematic side view of a switch assembly according to an embodiment of the present utility model;

FIG. 7 is a schematic diagram of an exploded view of a portion of a switch assembly according to an embodiment of the present utility model;

FIG. 8 is a schematic side view of a valve body assembly according to an embodiment of the present utility model;

FIG. 9 is a schematic illustration of the assembly of a valve cartridge assembly and a valve port assembly according to an embodiment of the present utility model;

FIG. 10 is a schematic diagram of a sealing structure of a valve port assembly comprising a cam connecting rod and a spring valve core according to an embodiment of the present utility model;

FIG. 11 is a schematic view of a cam link structure with semicircular bumps according to an embodiment of the present utility model;

FIG. 12 is a schematic view of a cam link structure with single point bumps according to an embodiment of the present utility model;

FIG. 13 is a schematic side view of the integrated waterway lower cover according to an embodiment of the present utility model;

fig. 14 is a schematic side view of a second view of the integrated waterway lower cover according to an embodiment of the present utility model;

FIG. 15 is a schematic side view of a third view of the integrated waterway lower cover according to an embodiment of the present utility model;

FIG. 16 is a schematic side view of a fourth view of the integrated waterway lower cover according to the embodiments of the present utility model;

FIG. 17 is a schematic side view of an integrated waterway cover according to an embodiment of the present utility model;

FIG. 18 is a schematic view of a dispensing pump assembly according to an embodiment of the present utility model;

FIG. 19 is a schematic cross-sectional view of a dispensing pump assembly according to an embodiment of the present utility model;

FIG. 20 is a schematic cross-sectional view of an automatic dispensing device according to an embodiment of the present utility model along a first dispensing line;

FIG. 21 is a schematic cross-sectional view of an automatic dispensing device according to an embodiment of the present utility model along a center line of a second dispensing line;

FIG. 22 is a logic block diagram of an automatic delivery system for a twin tub washing machine according to an embodiment of the present utility model;

reference numerals illustrate:

1. a launch box assembly; 101. a drawer box cavity; 102. a dosing drawer box; 103. a spring pushing device; 104. a delivery pipeline; 1041. a first dosing agent dosing pipeline; 1042. a second dosing agent dosing pipeline; 2. a launch pump assembly; 201. putting in a pump body; 2011. extracting a pipeline; 2012. a pumping line; 203. a pump adapter; 204. a mixing chamber; 205. a piston pull rod; 3. an integrated waterway assembly; 301. an integrated waterway lower cover; 30101. a first channel plate; 30102. a second channel plate; 302. an integrated water upper cover; 303. an integrated waterway outer cover; 304. a first waterway switching installation surface; 305. a second waterway switching installation surface; 306. a third waterway switching installation surface; 307. a first dosing agent switching port; 308. a second dosing agent switching port; 309. a first limiting runner; 3010. the second limiting runner; 3011. a connection port; 3012. a partition plate; 3013. a drawing port; 3014. a constant discharge port; 3016. a pouring runner part; 3017. a pipeline cavity; 30171. a first receiving lumen; 30172. a second containment lumen; 3019. a first delivery outlet; 3020. a third limiting runner; 3022. a second delivery outlet; 3023. a third delivery outlet; 4. a switch assembly; 41. switching the motor; 42. a first valve cover; 43. a valve body assembly; 4301. a valve body housing; 4302. a first cavity; 4303. a second cavity; 4304. a first connection portion; 4305. a first through hole; 44. a second valve cover; 45. a valve port assembly; 451. a first switching valve port; 4511. a first valve port; 4512. a second valve port; 4513. a third valve port; 4514. a fourth valve port; 4515. a fifth valve port; 452. a second switching valve port; 4521. a sixth valve port; 4522. a seventh valve port; 4523. an eighth valve port; 4524. a ninth valve port; 4525. a tenth valve port; 46. an inner valve cover assembly; 4601. a first inner valve cover; 4602. a second inner valve cover; 4603. a first constant opening; 47. a cam link; 4701. a connecting rod lever portion; 4702. a cam; 4703. a bump; 4704. semicircular convex blocks; 4705. a single-point bump; 48. a transmission mechanism; 49. a valve core assembly; 410. a spring valve core; 4101. a valve plug portion; 4102. a spring part; 6. a water inlet valve; 7. and a switching device.

Detailed Description

In order to facilitate understanding of the technical means, objects and effects of the present utility model, embodiments of the present utility model will be described in detail with reference to the accompanying drawings.

It is to be noted that all terms used for directional and positional indication in the present utility model, such as: "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "top", "low", "lateral", "longitudinal", "center", etc. are merely used to explain the relative positional relationship, connection, etc. between the components in a particular state (as shown in the drawings), and are merely for convenience of description of the present utility model, and do not require that the present utility model must be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model. Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Example 1

As shown in fig. 1 to 22, the present utility model discloses an automatic delivery device, comprising:

the dispensing box assembly 1 comprises a drawer box accommodating cavity 101 and a dispensing agent drawer box 102, wherein the dispensing agent drawer box 102 can extend into or slide out of the drawer box accommodating cavity 101, and the dispensing agent drawer box 102 is used for storing dispensing agent;

a dispensing pump assembly 2, configured to pump the dispensing agent stored in the dispensing agent drawer 102 and pump the dispensing agent to the switching device 7, where a mixing cavity 204 is provided in the dispensing pump assembly 2;

the switching device 7 comprises a switching throwing module consisting of an integrated waterway assembly 3 and a switcher assembly 4, wherein a pipeline communicated with the switcher assembly 4 and the mixing cavity 204 is arranged on the integrated waterway assembly 3, and a throwing agent throwing port is arranged on the integrated waterway assembly 3 and used for conveying throwing agent to a washing barrel body; the switch assembly 4 comprises a valve body assembly 43, a switch motor 41 and a valve core assembly 49, wherein the valve body assembly 43 is provided with a valve port assembly 45, the valve body assembly 43 comprises a first containing cavity 4302 and a second containing cavity 4303, the valve port assembly 45 arranged in the first containing cavity 4302 is a second switch valve port 452, the second switch valve port 452 comprises at least one throwing agent inlet, a water inlet and a public outlet, the valve port assembly 45 arranged in the second containing cavity 4303 is a first switch valve port 451, the first switch valve port 451 comprises at least one throwing agent outlet and a public inlet, the public outlet is communicated with the public inlet through a throwing pump assembly 2, and the valve core assembly 49 can switch the on-off states of the valve ports in the first switch valve port 451 and the second switch valve port 452 under the action of the switch motor 41.

The application of the automatic throwing device, through throwing the switching throwing module that pump assembly 2 and auto-change over device 7 are thrown into by throwing, utilize the valve body assembly 43 that has two cavities of first appearance chamber 4302, second appearance chamber 4303 are constituteed, second switching valve port 452 that sets up in the first appearance chamber 4302 is including at least one throwing agent import, a water inlet, a public export, wherein, the public export of first appearance chamber 4302 normally opens the intercommunication with the extraction port 3013 on the integrated waterway assembly 3, the water inlet on the first appearance chamber 4302 and water intaking valve 6 or water intaking valve 6 intercommunication pipeline UNICOM, the throwing agent import on the first appearance chamber 4302 is used for to the first appearance intracavity 4302 extraction throwing agent, the water inlet or the feed inlet on the first appearance chamber 4302 drive case subassembly 49 through switch motor 41 and throw agent import, the switching control of water inlet break-make. When in use, when the dosing agent and other dosing liquids are needed to be dosed, the valve core assembly 49 is driven to rotate by the switching motor 41, the switching valve port of the dosing agent inlet on the second switching valve port 452 is opened, then the switching motor 41 is closed, at this time, the dosing liquid inlet channel is communicated with the first containing cavity 4302, the dosing pump body 201 of the dosing pump assembly 2 is opened, the dosing liquid enters the mixing cavity 204 on the dosing pump assembly 2 through the first containing cavity 4302 and the extracting port 3013, then the dosing pump body 201 of the dosing pump assembly 2 is closed, the switching motor 41 drives the valve core assembly 49 to rotate, the switching valve port corresponding to the dosing liquid inlet channel in the first containing cavity 4302 is closed, the dosing agent in the mixing cavity 204 flows to the public inlet of the first switching valve port 451 in the second containing cavity 4303 through the constant discharge port 3014, the dosing agent enters the second containing cavity 4303, at this time, the dosing agent outlet of the first switching valve 451 in the second containing cavity 4303 is in an open state under the action of the valve core assembly 49, and the dosing agent in the second containing cavity 4303 is put into the detergent through the dosing channel and the dosing agent outlet of the dosing channel under the action of the valve core assembly 2 and/or the water inlet valve 6.

The automatic throwing device has high system integration level and extremely small occupied space, can realize the switching control of a throwing flow path through one switching motor 41 and one throwing pump body, has considerable cost reduction compared with an electromagnetic single-point driving technology, and particularly can realize the switching control operation through controlling switching points when being applicable to the switching control of a plurality of throwing liquids and a plurality of throwing paths, and has more switching points and obvious cost advantage; in addition, the automatic throwing device realizes waterway switching and throwing of liquid by combining a mechanical structure with waterway space design, has relatively high fault tolerance and relatively low failure risk.

As a preferred example of the present application, the valve core assembly 49 includes two cam links 47, two cam links 47 respectively act on the valve port assemblies 45 in the first cavity 4302 and the second cavity 4303, a spring valve core 410 is disposed at each switching valve port position of the valve port assemblies 45, the cam links 47 include a connecting rod portion 4701, a plurality of cams 4702 are disposed on the connecting rod portion 4701, two adjacent cams 4702 are disposed between the adjacent cams 4702, the adjacent two cams 4703 are staggered by a certain angle, each cam 4703 has a spring valve core 410 corresponding to each cam 4703 one by one, and when any cam 4703 abuts against the corresponding spring valve core 410, the spring valve core 410 is controlled to act so as to separate from blocking of the corresponding dispenser inlet or dispenser outlet, i.e. to realize opening action of the switching valve port. Preferably, the spring valve element 410 includes a valve plug portion 4101 and a spring portion 4102, the valve plug portion 4101 can be sealed on the valve port assembly 45 under the action of the spring portion 4102, and the connecting rod portion 4701 on the cam connecting rod 47 can sequentially pass through the valve plug portion 4101 on the valve port assembly 45 in the first cavity 4302 or the second cavity 4303.

As a preferred example of the present application, one of the bumps 4703 on the cam link 47 in the first cavity 4302 is a single-point bump 4705, and only a single point is opened for each rotation; and one of the projections 4703 on the cam link 47 of the second cavity 4303 is a semicircular projection 4704. That is, when any position of the first cavity 4302 is opened, the switching valve port corresponding to the semicircular position is in an opened state, and defaults to the lower barrel corresponding to the switching valve port. Furthermore, the corresponding position of the waterway system at the switching valve port is provided with a one-way valve, so that the residual water of the system is ensured not to flow back.

As a preferred example of the present application, the valve body assembly 43 includes a valve body housing 4301, a first connection portion 4304 is disposed on one side of the valve body housing 4301, the first connection portion 4304 is used for connecting with a first valve cover 42, the switch motor 41 is fixed on the first valve cover 42, a first through hole 4305 is disposed on the first connection portion 4304, an output shaft of the switch motor 41 passes through the first through hole 4305 and is simultaneously connected with a first cavity 4302 and a cam connecting rod 47 in a second cavity 4303 through a transmission mechanism 48, and a second valve cover 44 is disposed on one side of the valve body housing 4301 far from the valve port assembly 45. The arrangement discloses a structure of the switch assembly 4, which has compact structure, reliable switching control, simplified transmission structure, reduced arrangement of parts, reduced occupation space of the switch assembly 4, and further reduced volume of the automatic throwing device.

As a preferred example of the present application, an inner valve cover assembly 46 is disposed on the inner side of the second valve cover 44 near the valve body housing 4301, and the inner valve cover assembly 46 includes a first inner valve cover 4601 and a second inner valve cover 4602, where the first inner valve cover 4601 covers the first cavity 4302, and the second inner valve cover 4602 covers the second cavity 4303. This setting has further improved the leakproofness that switch assembly 4 switched the runner, avoids throwing in agent or wash water outflow, improves this application automatic reliability of throwing in device use.

As a preferred example of the present application, a first normally open port 4603 is provided on the first inner valve cover 4601, and the first normally open port 4603 communicates with the water inlet valve 6.

As a preferred example of the present application, the public outlet of the second switching valve port 452 is communicated with the extraction port 3013 on the integrated waterway assembly 3, and the delivery pump assembly 2 can extract the delivery liquid or water in the first cavity 4302 to the mixing cavity 204, and then deliver the delivery liquid or water to the public inlet of the first switching valve port 451 through the constant discharge port 3014.

As a preferred example of the present application, the extraction port 3013 and the constant discharge port 3014 are in a normally open state. In the application, the switching of the extraction and pumping of the liquid is realized by the flow path switching control of the switching valve port on-off of the valve port assembly 45 in the switcher assembly 4, the setting of control components is reduced, the control logic is optimized, and the reliability of the dosing is ensured.

As a preferred example of the present application, the delivery pump assembly 2 includes a delivery pump body 201 and a piston pull rod 205, when the delivery pump body 201 drives the piston pull rod 205 to move to one side, a mixing cavity 204 is formed on one side of the piston pull rod 205, and the mixing cavity 204 is respectively communicated with the extraction port 3013 and the constant discharge port 3014 through an extraction pipeline 2011 and a pumping pipeline 2012. Preferably, a check valve is disposed at the connection between the mixing chamber 204 and the extraction pipe 2011 and the pumping pipe 2012, and the direction of the arrangement of the check valves of the extraction pipe 2011 and the pumping pipe 2012 is opposite. Specifically, when the delivery pump assembly 2 works, the motor drives the piston pull rod 205 to move to one side, the mixing cavity 204 is formed at the front end of the stroke of the piston pull rod 205 (i.e. the position where the piston pull rod moves), at this time, the delivery agent in the corresponding flow channel of the extraction port 3013 can be pumped by the extraction pipeline 2011, the delivery agent extracted to the mixing cavity 204 can only be stored in the mixing cavity 204 under the action of the check valve, and when the delivery agent needs to be pumped, the motor drives the piston pull rod 205 to move to one side in the opposite direction during the extraction, at this time, the delivery agent in the mixing cavity 204 is conveyed to the first containing cavity 4302 through the pumping pipeline 2012 and the normal-discharge port 3014, and the delivery agent in the mixing cavity 204 can only be discharged from the mixing cavity 204 to the pumping pipeline 2012 under the action of the check valve at the port of the pumping pipeline 2012, thereby ensuring the reliability of the extraction and delivery of the delivery pump assembly 2.

As a preferred example of the present application, the pumping line 2012 and the extraction line 2011 communicate with the constant discharge port 3014 and the extraction port 3013 via the pump adapter 203.

As a preferred example of the present application, the integrated waterway assembly 3 includes an integrated waterway lower cover 301, the integrated waterway lower cover 301 includes a first channel plate 30101 and a second channel plate 30102 which are arranged in an included angle or vertical manner, a first waterway switching installation surface 304 is formed on one side of the first channel plate 30101, a third waterway switching installation surface 306 is formed on a side surface of the first channel plate 30101 away from the first waterway switching installation surface 304, an integrated waterway outer cover 303 is disposed on the third waterway switching installation surface 306, a second waterway switching installation surface 305 is formed on an upper plane of the second channel plate 30102, an integrated waterway upper cover 302 is disposed between the integrated waterway upper cover 302 and the second channel plate 30102, and an integrated waterway outer cover 303 and the first channel plate 30101, a communication port is disposed on the first channel plate 30101 and corresponds to the valve port assembly 45 on the switcher assembly 4, and the extraction port 3013 and the normally-discharging port 3014 are disposed on the second channel plate 30102. The setting discloses an integrated waterway assembly, compact structure simplifies spare part structure, further reduces automatic device's occupation space, improves assembly efficiency, sets up through a plurality of runners are integrated for throw in agent and throw in fluency and the reliability that switch the in-process flow path used at the extraction.

As a preferred example of the present application, a pouring runner 3016 is provided on the second channel plate 30102, a pipeline chamber 3017 is provided on the pouring runner 3016, a check valve is provided in the pipeline chamber 3017 to communicate with a dispenser chamber in the dispenser drawer 102, and the pouring runner 3016 communicates with a pouring channel of a switching runner on the integrated waterway assembly 3, as shown by a black arrow in fig. 13.

As a preferred example of the present application, the agent feeding drawer 102 is provided with at least two types of agent feeding, the switching flow path portion between the integrated waterway upper cover 302 and the second channel plate 30102 includes two sets of limiting flow paths, which are respectively a first limiting flow path 309 and a second limiting flow path 3010, the switching flow path portion between the integrated waterway outer cover 303 and the first channel plate 30101 includes a third limiting flow path 3020, the first limiting flow path 309 and the second limiting flow path 3010 are separated into a plurality of independent flow paths by the partition plate 3012, the independent flow paths are communicated with the switching flow path portion between the integrated waterway outer cover 303 and the first channel plate 30101 through the connection port 3011, the connection port 3011 is disposed on one side of the first channel plate 30101 away from the feeding flow path portion 3016, the communication port on the first channel plate 30101 includes a first agent feeding switching port 307 and a second agent feeding switching port 308, a first cavity 4302 and a second cavity 4303 are disposed in the valve body assembly 43, and the independent flow path is correspondingly disposed on the first valve body assembly 4303 and the second valve opening 4303. Specifically, the second switching valve port 452 is disposed corresponding to the first dosing agent switching port 307, the first switching valve port 451 is disposed corresponding to the second dosing agent switching port 308, the first switching valve port 451 includes a first valve port 4511, a second valve port 4512, a third valve port 4513, a fourth valve port 4514, and a fifth valve port 4515, the second switching valve port 452 includes a sixth valve port 4521, a seventh valve port 4522, an eighth valve port 4523, a ninth valve port 4524, and a tenth valve port 4525, the tenth valve port 4525 is in communication with the water inlet valve 6, the sixth valve port 4521 is in communication with the first valve port 4511, the sixth valve port 4521, the seventh valve port 4522, the eighth valve port 4523, and the ninth valve port 4524 include two dosing agent inlets and a common outlet, and a standby dosing agent inlet, the first valve port 4511, the second valve port 4512, the third valve port 4513, the fourth valve port 4514, and the fifth valve port 4515 have two dosing agent inlets, a common dosing agent inlet, and a common dosing outlet, and a common dosing pump assembly 2. The setting discloses a structural style that two kinds of release agents are put into two washing barrels, and reserves a release agent import and a release agent export for increase release agent release kind and release barrel's quantity.

As a preferred example of the present application, the pipeline holding cavity 3017 includes a first holding cavity 30171 and a second holding cavity 30172, the first holding cavity 30171 and the second holding cavity 30172 are internally provided with a release pipeline 104, the release pipeline 104 includes a first release agent release pipeline 1041 and a second release agent release pipeline 1042, and the first release agent release pipeline 1041 and the second release agent release pipeline 1042 are respectively in unidirectional communication with a first release holding cavity (such as a detergent) and a second release holding cavity (such as a softener) in the release agent drawer 102 through one-way valves. When the delivery pump assembly 2 starts to work, the delivery agent in the first delivery containing cavity and the second delivery containing cavity of the delivery agent drawer box 102 is extracted into the first containing cavity 4302, then single access of the delivery agent is realized according to the rotation position of the cam connecting rod 47 in the first containing cavity 4302, the delivery agent in the first containing cavity 4302 flows to the mixing cavity 204 through the public outlet of the first containing cavity 4302, is pumped to the second containing cavity 4303 under the action of the delivery pump assembly 2 and then is delivered to the corresponding washing barrel through the delivery agent outlet, when the delivery of another delivery agent is required to be switched, the rotation position of the cam connecting rod 47 in the first containing cavity 4302 is changed to realize access of the corresponding delivery agent, and then the delivery is similar to the previous delivery, and when the delivery agent is required to be delivered to the other washing barrel, the switching of the delivery agent outlet is realized through rotating the rotation position of the cam connecting rod 47 in the second containing cavity 4303. As an example of the application, two dispensing agent outlets communicated with the second cavity 4303 are provided, namely a second dispensing outlet 3022 and a third dispensing outlet 3023, and the second dispensing outlet 3022 and the third dispensing outlet 3023 are provided on the integrated waterway upper cover 302 and are respectively communicated with two barrels.

As a preferred example of the present application, a first delivery outlet 3019 is disposed on the integrated waterway lower cover 301, and the first delivery outlet 3019 is communicated with a switching runner portion between the integrated waterway upper cover 302 and the second channel plate 30102, and is used for delivering condensed water. This setting is integrated condensate conduit's water inlet structure on automatic throwing in the device, further reduces the setting of spare part, improves the integrated performance of device.

As a preferred example of the application, a pushing device 103 is disposed between the dispensing agent drawer box 102 and the drawer box accommodating cavity 101, and the pushing device 103 can separate the rear end of the dispensing agent drawer box 102 from the drawer box accommodating cavity 101 when pressed.

The application also discloses a two-tub washing machine, second in the integrated water route subassembly 3 put in export 3022, third put in export 3023 and put in to two washtubs respectively.

Preferably, the double tub washing machine is a wall-mounted double tub washing machine. The application of the automatic throwing device mainly aims at the improvement of a throwing device of a washing machine with a compact structure, such as a wall-mounted double-drum or multi-drum washing machine, in order to meet the various demands of users, the washing machine is provided with a wall-mounted multi-drum structure for washing different clothes, the automatic throwing device of throwing agents cannot be arranged on the wall-mounted double-drum, unless the wall-mounted throwing agents are larger, the design is greatly deviated from the main idea of reducing the weight and the volume of the washing machine, the applicant designs the automatic throwing device according to the embodiment through continuous optimization and improvement, and the drawing and throwing of the agents can be suitable for single product drawing of various washing machines by arranging two holding cavities, and the single product throwing of a single washing drum can be met by the throwing holding cavities.

Alternatively, the automatic dispensing device described in the above embodiment may be applied to a multi-tub washing machine, such as a three-tub washing machine or a four-tub washing machine, in which three or four runners corresponding to the dispensing agent outlets on the second cavity 4303 are correspondingly provided, and then the dispensing agent is delivered to the corresponding washing tub structure through the corresponding dispensing outlets.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. An automatic delivery device, comprising:

a dispensing cartridge assembly (1) comprising a dispensing drawer cartridge (102), the dispensing drawer cartridge (102) for storing a dispensing agent;

the dispensing pump assembly (2) is used for extracting the dispensing agent stored in the dispensing agent drawer box (102) and pumping the dispensing agent to the switching device (7), wherein a mixing cavity (204) is arranged in the dispensing pump assembly (2);

the switching device (7) comprises an integrated waterway assembly (3) and a switcher assembly (4), wherein a pipeline communicated with the switcher assembly (4) and the mixing cavity (204) is arranged on the integrated waterway assembly (3), and a dosing opening is arranged on the integrated waterway assembly (3) and used for delivering dosing to the washing barrel body; the switch assembly (4) comprises a valve body assembly (43), a switching motor (41) and a valve core assembly (49), wherein a valve port assembly (45) is arranged on the valve body assembly (43), the valve body assembly (43) comprises a first containing cavity (4302) and a second containing cavity (4303), the valve port assembly (45) arranged in the first containing cavity (4302) is a second switching valve port (452), the second switching valve port (452) comprises at least one throwing agent inlet, a water inlet and a public outlet, the valve port assembly (45) arranged in the second containing cavity (4303) is a first switching valve port (451), the first switching valve port (451) comprises at least one throwing agent outlet and a public inlet, the public outlet is communicated with the public inlet through a throwing pump assembly (2), and the valve core assembly (49) can switch the on-off states of the valve ports in the first switching valve port (451) and the second switching valve port (452) under the action of the switching motor (41).

2. The automatic dispensing device according to claim 1, wherein the valve core assembly (49) comprises two cam connecting rods (47), the two cam connecting rods (47) respectively act on valve port assemblies (45) in the first containing cavity (4302) and the second containing cavity (4303), one spring valve core (410) is arranged at each switching valve port position of the valve port assemblies (45), the cam connecting rods (47) comprise a connecting rod part (4701), a plurality of cams (4702) are arranged on the connecting rod part (4701), a lug (4703) is arranged between two adjacent cams (4702), the two adjacent lugs (4703) are staggered by a certain angle, each lug (4703) is provided with a spring valve core (410) corresponding to the lug, and when any one lug (4703) abuts against the corresponding spring valve core (410), the spring valve core (410) is controlled to act so as to be separated from blocking the corresponding dispensing agent inlet or the dispensing agent outlet.

3. The automatic dispensing device of claim 2, wherein one tab (4703) on the cam link (47) in the first cavity (4302) is a single point tab (4705), with only a single point opening per rotation position; and one of the convex blocks (4703) on the cam connecting rod (47) of the second accommodating cavity (4303) is a semicircular convex block (4704).

4. The automatic dispensing device according to claim 2 or 3, wherein the valve body assembly (43) comprises a valve body housing (4301), a first connecting portion (4304) is arranged on one side of the valve body housing (4301), the first connecting portion (4304) is used for being connected with a first valve cover (42), the switching motor (41) is fixed on the first valve cover (42), a first through hole (4305) is arranged on the first connecting portion (4304), an output shaft of the switching motor (41) penetrates through the first through hole (4305) and is simultaneously connected with cam connecting rods (47) in the first accommodating cavity (4302) and the second accommodating cavity (4303) through a transmission mechanism (48), and a second valve cover (44) is arranged on one side, away from the valve port assembly (45), of the valve body housing (4301).

5. The automatic dispensing device of claim 4, wherein an inner valve cover assembly (46) is disposed inside the second valve cover (44) adjacent to the valve body housing (4301), the inner valve cover assembly (46) comprising a first inner valve cover (4601) and a second inner valve cover (4602), the first inner valve cover (4601) being capped on the first cavity (4302) and the second inner valve cover (4602) being capped on the second cavity (4303).

6. The automatic dispensing device according to claim 5, wherein the public outlet in the second switching valve port (452) is communicated with the extraction port (3013) on the integrated waterway assembly (3), and the dispensing pump assembly (2) can extract the dispensing liquid or water in the first cavity (4302) to the mixing cavity (204) and then to the public inlet of the first switching valve port (451) through the constant discharge port (3014).

7. The automatic dispensing device according to claim 6, wherein the extraction port (3013) and the constant discharge port (3014) are in a normally open state.

8. The automatic dispensing device according to claim 6 or 7, wherein the dispensing pump assembly (2) comprises a dispensing pump body (201) and a piston pull rod (205), when the dispensing pump body (201) drives the piston pull rod (205) to move to one side, a mixing cavity (204) is formed on one side of the piston pull rod (205), and the mixing cavity (204) is respectively communicated with a drawing port (3013) and the constant discharge port (3014) through a drawing pipeline (2011) and a pumping pipeline (2012).

9. The automatic throwing device according to claim 8, wherein the integrated waterway assembly (3) comprises an integrated waterway lower cover (301), the integrated waterway lower cover (301) comprises a first channel plate (30101) and a second channel plate (30102) which are arranged in an included angle or vertical mode, a first waterway switching installation surface (304) is formed on one side of the first channel plate (30101), a third waterway switching installation surface (306) is formed on the side surface, away from the first waterway switching installation surface (304), an integrated waterway outer cover (303) is arranged on the third waterway switching installation surface (306), a second waterway switching installation surface (305) is formed on the upper plane of the second channel plate (30102), an integrated waterway upper cover (302) is arranged on the upper plane of the second channel plate (30102), a switching flow passage is formed between the integrated waterway upper cover (302) and the second channel plate (30102) and the integrated outer cover (303) and the first channel plate (30101), a third waterway switching installation surface (306) is formed on the side surface, an integrated waterway outer cover (3014) is arranged on the first channel plate (30101), a valve port (3014) is arranged on the upper port (3014) and the valve port (3014) is arranged corresponding to the valve port (3014).

10. A wall-mounted double-tub washing machine, characterized by comprising an automatic throwing device according to any one of claims 1-9, wherein the automatic throwing device is integrated with two throwing outlets of a waterway assembly (3) comprising a second throwing outlet (3022) and a third throwing outlet (3023), and the two throwing outlets can respectively throw throwing agents into two washing tubs.