CN209629612U - A kind of dispensing component - Google Patents
A kind of dispensing component Download PDFInfo
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- CN209629612U CN209629612U CN201821889021.3U CN201821889021U CN209629612U CN 209629612 U CN209629612 U CN 209629612U CN 201821889021 U CN201821889021 U CN 201821889021U CN 209629612 U CN209629612 U CN 209629612U
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Abstract
The utility model provides a kind of dispensing component, the dispensing component is connected to water supply device, washing section respectively, the dispensing component includes electric-controlled parts, main line and at least two dispensing pipelines, the entrance of the main line is connect with water supply device, the outlet of the main line is connected to washing section, main road valve is set on the main line, the entrance for launching pipeline and washing are connected with agent feeding device, the outlet of the outlet for launching pipeline and main road valve, setting dispensing valve on the dispensings pipeline；The electric-controlled parts are connect with main road valve, dispensing valve respectively.A kind of dispensing component described in the utility model, on the one hand it ensures and each valve body is precisely controlled, it is abnormal to avoid valve body opening and closing caused by electric current or electric signal interference, on the other hand it can ensure the reliability and convenience of valve body assembly, and individually die sinking production is carried out without the assembling structure to valve body, advantageously reduce production cost.
Description
Technical field
The utility model relates to a kind of dispensing components.
Background technique
With the development of economy, people's lives level is continuously improved, to washing facility (such as washing machine, dish-washing machine)
Demand is also continuously improved.For existing washing facility, be often provided with washing agent automatic release device, user only need by
Washing is stored in automatic release device in advance with agent, and washing facility realizes the throwing of washing agent by automatic release device automatically
It puts.
Miscellaneous washing agent automatic release device is disclosed in the prior art, is with patent CN103397496B
Example discloses a kind of detergent dispensing controller, has main channel, and main channel one end is the entrance for inputting liquid stream, and main channel is another
One end is the outlet that can be connect with washing tube water inlet, and it is negative to be equipped with valve A, valve B, valve C, valve D, liquid collecting cavity and venturi
Generator is pressed, the entrance of valve A and the main channel, which bypass, to be connected, and the entrance of valve B can lead to detergent A liquid reserve tank,
The outlet of valve A and valve B and the entrance of valve C lead to, and the entrance of valve D can lead to detergent B liquid reserve tank, valve C and
The outlet of valve D and the entrance of liquid collecting cavity lead to, negative pressure of the outlet of liquid collecting cavity through return flow line Yu venturi negative pressure generator
Mouth leads to, and the outlet of venturi negative pressure generator and the entrance of the main channel lead to, and the entrance of venturi negative pressure generator is
The entrance being connect with water source.Wherein, patent CN103397496B realizes washing by the negative-pressure adsorption principle of Venturi
The dispensing of agent, and valve A, valve C are normally open valve, valve B, valve D are normally close valve；Two-way electricity involved in the patent simultaneously
Road control process or control signal, the first via circuit control process control valve A, valve B, and valve A and valve B connection simultaneously
Dynamic, i.e., while valve A is closed, valve B is opened, and while valve A is opened, valve B is closed；Likewise, the second tunnel is electric
Road control process control valve C, valve D, and valve C and valve D linkage simultaneously.
In patent CN103397496B, valve A, valve B, valve C, a part that valve D is pile-up valve；The application's
Researcher has found pile-up valve involved in patent CN103397496B, In by further searching for the prior art
It is described in detail in another patent CN203477553U of its same applicant's application；Specifically, patent
CN203477553U discloses a kind of switching valve, and valve body is equipped with water inlet, water outlet and electromagnetic control assembly one, Electromagnetic Control group
Part one has electromagnetic coil one, piston one and iron core one, and one front end of piston is connected with piston cap one, and valve body is equipped with inlet one, valve
Seat A, valve seat B, inner cavity one and channel one, the inlet side and inlet one of valve seat A penetrate through, and one one end of channel and water inlet penetrate through,
The inlet side of the other end and valve seat B penetrate through, and the outlet side of valve seat A and the outlet side of valve seat B are opened in inner cavity one, valve seat A and valve
Seat B is corresponding with electromagnetic valve component one, the outlet side of valve seat A and the outlet side of valve seat B in inner cavity one coaxial line in opposite directions correspondence and
An alternate distance, the piston cap one of electromagnetic valve component one are located at described alternate the one of the outlet side of valve seat A and the outlet side of valve seat B
Distance in the range of and under normal conditions piston cap one be closed valve seat A, open valve seat B；Inner cavity one can be penetrated through with water outlet.
The researcher of the application passes through specific structure to switching valve in patent CN203477553U and its user
Method is analyzed, it is found that the switching valve is consistent with early published two position three-way valve in the prior art；
For example, being disclosed in the prior art 1 (" elastic packing two-position three way magnetic valve open in usual ", Yang Renkui, woods in 1973
New people, Jiang Xuewen, " foundry machinery ", 04 phase in 1973, the 60-61 pages), it discloses elastic packing two-position three way electricity open in usual
The structure of magnet valve, while its operating principle being illustrated: movable electromagnet pushes directly on valve rod when being powered, and when power-off utilizes
Compression spring resets, thus opening and closing or switching gas circuit；Specifically, compressed air enters from suction nozzle when coil no power, lead to
Cross the seam formed by compression spring, enter in the central cavity of valve body, then enter the side of cylinder by mouth of supplying gas, i.e., into
Gas nozzle is connected with mouth of supplying gas, and exhaust outlet disconnects；When coil be powered after, generate electromagnetic field attract armature, by exhausted magnetic push rod,
Extension bar pushes valve rod, exhaust outlet is opened, and close suction nozzle, so that mouth of supplying gas is connected to exhaust outlet.
It is disclosed in the prior art 2 (" high-speed and great rate of flow solenoid valve ", Zhang little Jun, Zhu Guo in 2001
Big, Cui Kerun, " valve ", 02 phase in 2001, the 6-8 pages), a kind of novel two-position three way formula cone valve is devised, and openly
Its specific structure and working principle, as shown in Fig. 1, the two-position three way formula cone valve can be used as valve open in usual and use,
It can also be used as the use of normally closed type valve；When it makees valve open in usual in use, its left end oil duct I is oil inlet, intermediate oil duct III is
Control mouth, right end oil duct II are oil return opening；When the solenoid valve is energized, under the action of electromagnetic force, dynamic iron core 4 and outer valve 6 overcome
3 resistance of reset spring moves downward, and until outer valve 6 and left inside poppet valve core 1 compression, separates with poppet valve core 8 in the right side, at this time oil inlet
It is disconnected with control mouth, oil return opening is connected to control mouth；When power-off, moving armature and outer valve 6 are under the action of reset spring 3, to the right
Movement separates, oil inlet is connected to control mouth at this time, oil return until outer valve 6 and the compression of poppet valve core 8 in the right side with left inside poppet valve core 1
Mouth is disconnected with control mouth.
It can thus be seen that switching valve and two position three-way valve open in usual in the prior art in patent CN203477553U
Structure is similar, and its working principle or manner of execution are essentially identical；But compared with two position three-way valve open in usual in the prior art,
On the basis of two-way control process in patent CN103397496B, switching valve in patent CN203477553U not only structure
Complexity, and when being cooperated with washing facility and automatic release device, it needs to carry out corresponding assembling structure independent
Die sinking, and each group linkage valve is individually assembled, it is unfavorable for improving its assembly reliability and convenience, while also increasing
Big production cost.
Utility model content
In view of this, the utility model is directed to a kind of dispensing component, at least two path signal pair in the prior art
On the basis of dispensing component is controlled, to solve switch valve structure complexity in automatic release device in the prior art, assembly can
The problem poor by property, convenience.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of dispensing component, the dispensing component are connected to water supply device, washing section respectively, and the dispensing component includes electricity
It controls component, main line and at least two dispensing pipelines, the entrance of the main line to connect with water supply device, the main line goes out
Mouth is connected to washing section, and main road valve is arranged on the main line, and the entrance for launching pipeline and washing are connected with agent feeding device
It connects, the outlet of the outlet for launching pipeline and main road valve, valve is launched in setting on the dispensing pipeline；The electric-controlled parts
It is connect respectively with main road valve, dispensing valve.
Further, the electric-controlled parts include power supply unit, Unidirectional flow-limiting device, and the power supply unit and dispensing valve connect
It connects, the power supply unit is connect by Unidirectional flow-limiting device with main road valve.
Further, Unidirectional flow-limiting device is diode or relay.
Further, the Unidirectional flow-limiting device includes main body, movable contact, the first stationary contact, the second stationary contact, described dynamic
Contact cooperates with the first stationary contact, the second stationary contact respectively, and the movable contact is connect with main body, and the main body and power supply unit connect
It connects, first stationary contact is connect with power supply unit, and is in parallel, second stationary contact between first stationary contact and main body
Point is connect with main road valve.
Further, the main road valve is solenoid valve or motor-driven valve, and the dispensing valve is solenoid valve or motor-driven valve.
Further, the main road valve is normally open valve, and the dispensing valve is normally close valve.
Further, the dispensing component includes the first dispensing pipeline, the second dispensing pipeline；Described first launches on pipeline
Valve is launched in setting first, and described second, which launches setting second on pipeline, launches valve；The electric-controlled parts include the first power supply unit,
Second power supply unit, the first Unidirectional flow-limiting device, the second Unidirectional flow-limiting device；First power supply unit is launched valve with first and is connected
It connects, first power supply unit is connect by the first Unidirectional flow-limiting device with main road valve；Second power supply unit is thrown with second
Valve connection is put, second power supply unit is connect by the second Unidirectional flow-limiting device with main road valve.
Further, the first Unidirectional flow-limiting device is diode or relay；The second Unidirectional flow-limiting device is
Diode or relay；The main road valve is normally open valve, and described first launches valve, the second dispensing valve is normally close valve.
Compared with the existing technology, a kind of dispensing component described in the utility model has the advantage that
A kind of dispensing component described in the utility model, still keep in the prior art at least two path signal to dispensing group
On the basis of part is controlled, by being arranged the solenoid valve or motor-driven valve that are easy to buy on the market on corresponding pipeline, and
Unidirectional flow-limiting device is set in electric-controlled parts, on the one hand ensures and each valve body is precisely controlled, avoid two-way or multichannel
Electric signal interferes with each other or electric signal streams occur to the abnormal situation of the opening and closing of valve body caused by mistake, on the other hand with existing skill
Switching valve, two position three-way valve in art are compared, and the price of solenoid valve or motor-driven valve is more cheap, and structure is more simple, can be compared with
To be directly installed in respective line securely, be conducive to the reliability and convenience that improve valve body assembly；
The utility model is without being modified the electric signal control device of existing washing facility simultaneously, it is only necessary to by each valve
After body is mounted on corresponding pipeline, by power supply unit, the electrical connection corresponding with the progress of each valve body of Unidirectional flow-limiting device, so
The electric signal control device in each power supply unit and washing facility is electrically connected afterwards, can not only ensure dispensing group
The convenience of part assembly, and without carrying out individually die sinking production to the assembling structure for launching component, it advantageously reduces and is produced into
This.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.In
In attached drawing:
Fig. 1 is a kind of structural schematic diagram of two position three-way valve in the prior art；
Fig. 2 is a kind of structural schematic diagram of dispensing component described in the utility model embodiment；
Fig. 3 is a kind of assembling schematic diagram of dispensing component described in the utility model embodiment；
Fig. 4 is a kind of a kind of assembling schematic diagram of dispensing component described in the utility model embodiment；
Fig. 5 is a kind of another structural schematic diagram of dispensing component described in the utility model embodiment；
Fig. 6 is a kind of another assembling schematic diagram of dispensing component described in the utility model embodiment.
Description of symbols:
Left inside poppet valve core 1, static iron core 2, reset spring 3, dynamic iron core 4, gland 5, outer valve 6, valve body 7, the right side in poppet valve core 8,
Main line 101 launches pipeline 102, and first launches pipeline 102a, and second launches pipeline 102b, and main road valve 11 launches valve 12, the
One launches valve 12a, and second launches valve 12b, power supply unit 13, the first power supply unit 13a, the second power supply unit 13b, Unidirectional flow-limiting
Device 14, main body 140, movable contact 141, the first stationary contact 142, the second stationary contact 143, the first Unidirectional flow-limiting device 14a, second
Unidirectional flow-limiting device 14b, washing agent feeding device 15, water supply device 16, washing section 17.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The present embodiment is for the dispensing component in washing facility, and the dispensing component has the function of to launch automatically, with routine
Automatic release device function it is identical, the dispensing component be used for washing with agent launch access, slurry launch access
It is controlled, to realize the automatic dispensing to washing agent.
In the prior art, not only structure is complicated for switching valve involved in automatic release device, but also launches with automatic
When device is cooperated, need individually to be opened corresponding assembling structure, and individually fill each group linkage valve
Match, is unfavorable for improving its assembly reliability and convenience, while also increasing production cost.In order to solve to cut in the prior art
Change valve arrangement complexity, the poor problem of assembly reliability, convenience is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments
The utility model.
Embodiment 1
As shown in attached drawing 2, attached drawing 3, the present embodiment provides a kind of dispensing component, the dispensing component respectively with water supply device
16, washing section 17 is connected to, and the dispensing component includes that main line 101 and at least two launch pipeline 102, the main line 101
Entrance connect with water supply device 16, the outlet of the main line 101 is connected to washing section 17, is arranged on the main line 101
Main road valve 11, the entrance for launching pipeline 102 are connect with washing with agent feeding device 15, the outlet for launching pipeline 102
With the outlet of main road valve 11, valve 12 is launched in setting on the dispensing pipeline 102.
Wherein, in order to realize application of the dispensing component on washing facility, described wash is used with agent feeding device 15
In supply one or more washing agent, such as detergent, bleaching agent, softener etc.；The water supply device 16 is slurry
Feedway, can be conventional water pipe or water tank；The washing section 17 has cavity body structure, for washings, washing
It is held and is washed with water, washing with agent, such as washing tube, washing tube of dish-washing machine of conventional washing machine etc.；In view of it
Relevant specific structure and application method are the prior art, herein without repeating.
For the ease of controlling dispensing component, the dispensing component further includes electric-controlled parts, the electric-controlled parts point
It is not connect with main road valve 11, dispensing valve 12；Meanwhile the main road valve 11 is solenoid valve or motor-driven valve, likewise, the dispensing valve
12 be solenoid valve or motor-driven valve；In addition, the dispensing valve 12 is normally close valve preferably, the main road valve 11 is normally open valve.
Electric-controlled parts provide the base that at least two path signal controls dispensing component to the present embodiment in the prior art
On plinth, the corresponding electric signal is corresponding with main road valve 11, and for the dispensing valve 12 on each dispensing pipeline 102 and
Speech, has an electric signal corresponding, so that main road valve 11 and any one dispensing valve 12 are interaction relation, thus automatically controlled
When component provides any one electric signal, corresponding dispensing valve 12 is opened, while main road valve 11 is closed, and is used for launching washing
Agent；When electric-controlled parts stop providing electric signal, main road valve 11 reverts to open state, and corresponding dispensing valve 12 reverts to closure
State.
But the multi-channel electric signal as provided by electric-controlled parts passes through main road valve 11, to be easy to appear two-way or multichannel
Electric signal interferes with each other or electric signal streams are to mistake, so that opening the dispensing valve 12 without opening, valve body is caused to control mistake
Or failure；Therefore, in order to avoid electric signal interferes or flows to the opening and closing exception of valve body caused by mistake, the research people of the utility model
After member is by the in-depth analysis and research to the prior art, further improvement has been carried out to the dispensing component；Specifically,
On the basis of electric-controlled parts offer at least two path signal controls dispensing component, the electric-controlled parts include for Denso
13, Unidirectional flow-limiting device 14 is set, the power supply unit 13 is connect with valve 12 is launched, and the power supply unit 13 is filled by Unidirectional flow-limiting
It sets 14 to connect with main road valve 11, so that the power supply unit 13 and the current direction launched between valve 12 are only from power supply unit 13
To the direction for launching valve 12.
Wherein, the power supply unit 13 is power supply unit conventional in the prior art, can be DC power supply, alternating current
Source or the power supply unit 13 are connect with conventional 220V or 380V power supply line, and power supply unit 13 has transformer or friendship
Circulate the converter of direct current, can be by the electrical power conversion of conventional 220V or 380V main road valve 11, launch valve 12 and other
The electric power that component can be applicable in is the prior art in view of it, herein without repeating；
For Unidirectional flow-limiting device 14, for carrying out Unidirectional flow-limiting, the unidirectional limit described in the present embodiment to current direction
The setting of device 14 is flowed, so that electric current can be only delivered to from power supply unit 13 launches valve 12, cannot be delivered to from valve 12 is launched
Power supply unit 13.In actual use, according to the electrical of power condition, main road valve 11, dispensing valve 12 and other component
The difference of specification, the Unidirectional flow-limiting device 14 can be diode, relay etc..
In view of current people are when using washing facility, different washing agent is often used as needed, in order to
Meet the needs of people, especially during once washing, uses the demand of a variety of washing agent；Such as attached drawing 3,4 institute of attached drawing
Show, in the present embodiment, the dispensing component includes at least two dispensing pipelines 102；
For launching component and include two dispensing pipelines, the dispensing component includes the first dispensing pipeline 102a, second
Launch pipeline 102b；Described first, which launches setting first on pipeline 102a, launches valve 12a, sets on the second dispensing pipeline 102b
Set the second dispensing valve 12b；Correspondingly, the electric-controlled parts include the first power supply unit 13a, the second power supply unit 13b, the first list
To current-limiting apparatus 14a, the second Unidirectional flow-limiting device 14b；The first power supply unit 13a is connect with the first dispensing valve 12a, described
First power supply unit 13a is connect by the first Unidirectional flow-limiting device 14a with main road valve 11；The second power supply unit 13b and
Two launch valve 12b connection, and the second power supply unit 13b is connect by the second Unidirectional flow-limiting device 14b with main road valve 11.
Wherein, the first Unidirectional flow-limiting device 14a is one of diode, relay；Second Unidirectional flow-limiting
Device 14b is one of diode, relay；The main road valve 11 is normally open valve, and described first launches valve 12a, the second throwing
Putting valve 12b is normally close valve.
For launching the actual installation situation of component in the utility model, the utility model is automatically controlled in the prior art in reservation
Component provides at least two path signal and is improved electric-controlled parts launching on the basis of component controls, by its
It applies when on the washing facility of the prior art, it is only necessary to utilize the electric signal control in the prior art with two-way or multi-channel electric signal
Device processed, such as integrated circuit board or central controller in washing facility, are mounted on corresponding pipeline by each valve body
Later, by power supply unit 13, the electrical connection corresponding with the progress of each valve body of Unidirectional flow-limiting device 14, then by each power supply unit
13 with washing facility in integrated circuit board or central controller be electrically connected, without the electric signal control to the prior art
Device processed is modified, can directly using electric signal control device in the prior art to the opening and closing of each power supply unit 13 into
Row control, ensures that the compatibility for launching component, is conducive to improve the assembly convenience for launching component.
For the specific control method for launching component, comprising the following steps:
S1, water supply device 16 is opened；
At this point, main road valve 11 is in the open state, the first dispensing valve 12a, the second dispensing valve 12b are in closed state,
Slurry is flowed out from water supply device 16, flows through main line 101, washing section 17 is flowed into, to realize the water inlet of washing facility
Journey.
S2, power supply unit 13 is opened；
Specifically, the power supply unit 13 is one can be considered in the first power supply unit 13a or the second power supply unit 13b
It is a, and according to user's needs or default washing mode, open the first power supply unit 13a or the second power supply unit 13b；If opening the
When one power supply unit 13a, the first power supply unit 13a launches valve 12a power supply to main road valve 11, first respectively, so that main road valve 11
It closes, first, which launches valve 12a, opens, simultaneously because the metering function of the second Unidirectional flow-limiting device 14b, so that the first power supply unit
The electric power or electric signal that 13a is provided will not be sent at the second power supply unit 13b, the second dispensing valve 12b, will not interfere second
The state of power supply unit 13b, the second dispensing valve 12b can guarantee that the second power supply unit 13b, the second dispensing valve 12b are kept
Closed state；At this point, washing, which launches pipeline 102a from first with the washing agent in agent feeding device 15, flows into main line 101
In, the pent main road valve 11 of slurry in main line 101 is truncated.
When if desired opening the second power supply unit 13b, the second power supply unit 13b launches valve to main road valve 11, second respectively
12b power supply, so that main road valve 11 is closed, second, which launches valve 12b, is opened, simultaneously because the current limliting of the first Unidirectional flow-limiting device 14a
Effect, so that electric power or electric signal that the second power supply unit 13b is provided, will not be sent to the first power supply unit 13a, the first dispensing
At valve 12a, the first power supply unit 13a, first will not be interfered to launch the state of valve 12a, can guarantee the first power supply unit
13a, the first dispensing valve 12a are remained off；At this point, washing is launched with the washing agent in agent feeding device 15 from second
Pipeline 102b is flowed into main line 101, and the pent main road valve 11 of the slurry in main line 101 is truncated.
S3, power supply unit 13 is closed；
Wherein, it should be noted that the power supply unit 13 opened in the power supply unit 13 and step S2 closed in step S3
For the same device, that open in even step S2 is the first power supply unit 13a, then what is closed in step S3 is also the first power supply
Device 13a；If that open in step S2 is the second power supply unit 13b, what is closed in step S3 is also the second power supply unit
13b；
It is identical with routine techniques to be while step S2 is carried out, by the injected volume or the throwing that judge washing agent
It puts whether the time reaches preset value, if not up to preset value, continues that power supply unit 13 is kept to open, if reaching preset value,
Step S3 is carried out, power supply unit 13 is closed, main road valve 11 reverts to open state at this time, and it launches the recovery of valve 12 and is in off state,
Slurry back flows back into main line 101, and the washing in main line 101 is driven to be flowed into washing section 17 together with agent, thus real
The dispensing of washing agent is showed.
S4, water supply device 16 is closed；
It is identical with conventional washing apparatus to be after washing is launched with agent, by the injected volume for judging slurry
Or whether the release time reaches preset value, if not up to, keeping water supply device 16 to open, continuing to intake；If reaching, close
Water supply device 16 is closed, water inlet is stopped；Washing facility can carry out or continue washing process later.
In the present invention, the base that at least two path signal controls dispensing component is still being kept in the prior art
On plinth, by the way that the solenoid valve or motor-driven valve that are easy to buy on the market are arranged on corresponding pipeline, and it is arranged in electric-controlled parts
On the one hand Unidirectional flow-limiting device is ensured and is precisely controlled to each valve body, avoid two-way or multi-channel electric signal interferes with each other
Or electric signal streams occur to the abnormal situation of the opening and closing of valve body caused by mistake, on the other hand with switching valve in the prior art,
Two position three-way valve is compared, and the price of solenoid valve or motor-driven valve is more cheap, and structure is more simple, tively firm can directly be pacified
In respective line, be conducive to the reliability and convenience that improve valve body assembly；
The utility model is without being modified the electric signal control device of existing washing facility simultaneously, it is only necessary to by each valve
After body is mounted on corresponding pipeline, by power supply unit, the electrical connection corresponding with the progress of each valve body of Unidirectional flow-limiting device, so
The electric signal control device in each power supply unit and washing facility is electrically connected afterwards, can not only ensure dispensing group
The convenience of part assembly, and without carrying out individually die sinking production to the assembling structure for launching component, it advantageously reduces and is produced into
This.
Embodiment 2
As shown in attached drawing 5, attached drawing 6, the present embodiment selects relay on the basis of embodiment 1, with Unidirectional flow-limiting device 14
For device, the dispensing component is described further.
The Unidirectional flow-limiting device 14 includes main body 140, movable contact 141, the first stationary contact 142, the second stationary contact 143；
The main body 140 is conventional relay main body, has the components such as iron core, coil, armature, spring, in view of the relay master
Body is the prior art, and herein without repeating, and the relay also can be bought on the market；The utility model is only to described
The assembly relation of Unidirectional flow-limiting device 14 is described further, and the movable contact 141 is quiet with the first stationary contact 142, second respectively
Contact 143 cooperates, and the movable contact 141 is connect with main body 140, and the main body 140 is connect with power supply unit 13, and described first is quiet
Contact 142 is connect with power supply unit 13, and is parallel relationship between first stationary contact 142 and main body 140, and described second is quiet
Contact 143 is connect with main road valve 11；Specifically, for the service condition of relay, it is described dynamic when power supply unit 13 is not opened
Contact 141, the first stationary contact 142 between second stationary contact 143 are off-state；When power supply unit 13 is opened, main body
140 are powered, and drive movable contact 141 mobile, and movable contact 141 is bonded with the first stationary contact 142, the second stationary contact 143 respectively,
So that form access between power supply unit 13 and main road valve 11, electric current from power supply unit 13, successively by the first stationary contact 142,
Movable contact 141, the second stationary contact 143, drive to main road valve 11, so that the main road valve 11 in normally open is closed；With
This simultaneously, power supply unit 13 also to launch valve 12 provide electric current so that in normally off dispensing valve 12 open.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (8)
1. a kind of dispensing component, the dispensing component is connected to water supply device (16), washing section (17) respectively, which is characterized in that
The dispensing component include electric-controlled parts, main line (101) and at least two launch pipeline (102), the main line (101)
Entrance is connect with water supply device (16), and the outlet of the main line (101) is connected to washing section (17), the main line (101)
Upper setting main road valve (11), the entrance for launching pipeline (102) are connect with washing with agent feeding device (15), the dispensing pipe
The outlet of the outlet on road (102) and main road valve (11), setting dispensing valve (12) on the dispensings pipeline (102)；The electricity
Control component is connect with main road valve (11), dispensing valve (12) respectively.
2. a kind of dispensing component according to claim 1, which is characterized in that the electric-controlled parts include power supply unit
(13), Unidirectional flow-limiting device (14), the power supply unit (13) connect with valve (12) are launched, and the power supply unit (13) passes through list
It is connect to current-limiting apparatus (14) with main road valve (11).
3. a kind of dispensing component according to claim 2, which is characterized in that Unidirectional flow-limiting device (14) be diode or after
Electric appliance.
4. a kind of dispensing component according to claim 2, which is characterized in that the Unidirectional flow-limiting device (14) includes main body
(140), movable contact (141), the first stationary contact (142), the second stationary contact (143), the movable contact (141) are quiet with first respectively
Contact (142), the second stationary contact (143) cooperation, the movable contact (141) connect with main body (140), the main body (140) and
Power supply unit (13) connection, first stationary contact (142) connect with power supply unit (13), and first stationary contact (142)
Between main body (140) be it is in parallel, second stationary contact (143) connect with main road valve (11).
5. a kind of dispensing component according to claim 1, which is characterized in that the main road valve (11) is solenoid valve or electronic
Valve, the dispensing valve (12) are solenoid valve or motor-driven valve.
6. a kind of dispensing component according to claim 1, which is characterized in that the main road valve (11) is normally open valve, described
Launching valve (12) is normally close valve.
7. a kind of dispensing component according to claim 1, which is characterized in that the dispensing component includes the first dispensing pipeline
(102a), second launch pipeline (102b)；Described first, which launches setting first on pipeline (102a), launches valve (12a), and described the
Two, which launch setting second on pipeline (102b), launches valve (12b)；The electric-controlled parts include the first power supply unit (13a), second
Power supply unit (13b), the first Unidirectional flow-limiting device (14a), the second Unidirectional flow-limiting device (14b)；First power supply unit
(13a) launches valve (12a) with first and connect, and first power supply unit (13a) passes through the first Unidirectional flow-limiting device (14a) and master
Road valve (11) connection；Second power supply unit (13b) is launched valve (12b) with second and is connect, second power supply unit (13b)
It is connect by the second Unidirectional flow-limiting device (14b) with main road valve (11).
8. a kind of dispensing component according to claim 7, which is characterized in that the first Unidirectional flow-limiting device (14a) is
Diode or relay；The second Unidirectional flow-limiting device (14b) is diode or relay；The main road valve (11) is normally opened
Valve, described first launches valve (12a), the second dispensing valve (12b) is normally close valve.
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| CN201821889021.3U CN209629612U (en) | 2018-11-16 | 2018-11-16 | A kind of dispensing component |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111265174A (en) * | 2018-11-16 | 2020-06-12 | 宁国聚隆减速器有限公司 | A delivery component and its control method |
| WO2021197110A1 (en) * | 2020-04-01 | 2021-10-07 | 青岛海尔滚筒洗衣机有限公司 | Water intake device for washing apparatus, and washing apparatus |
-
2018
- 2018-11-16 CN CN201821889021.3U patent/CN209629612U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111265174A (en) * | 2018-11-16 | 2020-06-12 | 宁国聚隆减速器有限公司 | A delivery component and its control method |
| WO2021197110A1 (en) * | 2020-04-01 | 2021-10-07 | 青岛海尔滚筒洗衣机有限公司 | Water intake device for washing apparatus, and washing apparatus |
| US12234597B2 (en) | 2020-04-01 | 2025-02-25 | Qingdao Haier Drum Washing Machine Co., Ltd. | Water intake device for washing apparatus, and washing apparatus |
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