CN207520094U - A kind of novel Wet-dry suction nozzle - Google Patents
A kind of novel Wet-dry suction nozzle Download PDFInfo
- Publication number
- CN207520094U CN207520094U CN201720632964.7U CN201720632964U CN207520094U CN 207520094 U CN207520094 U CN 207520094U CN 201720632964 U CN201720632964 U CN 201720632964U CN 207520094 U CN207520094 U CN 207520094U
- Authority
- CN
- China
- Prior art keywords
- suction nozzle
- water tank
- foul water
- gas
- vent line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of novel Wet-dry suction nozzle, including foul water tank, cleaning fluid tank, component suction nozzle, connector, gas-liquid separation mechanism and grip part；It is connected between the component suction nozzle and cleaning fluid tank by cleaning solution siphunculus, which is connected to cleaning fluid tank, and the other end is extended in component suction nozzle；Vent line is provided between the gas-liquid separation mechanism and connector, and the vent line is fitted on sewage box outer wall；The gas-liquid separation mechanism includes the fan being set on upper cover lower face and rotary setting in upper cover lower end and encloses the rotary blade on the outside of fan, the rotary blade is located at the side of attraction channel upper end opening, and has several inclination air inlet gaps in the rotary blade outer side edges.The utility model can be carried out at the same time watering, the absorption of wet dust and gas-liquid separation process, and have the function of being carried out at the same time dust suction and water suction, and operation is convenient quick, cleans up thoroughly, highly practical, the scope of application is wider.
Description
Technical field
The utility model is related to a kind of suction nozzle more particularly to a kind of novel Wet-dry suction nozzles.
Background technology
Dust catcher is that powerful suction is generated in body interior, the external pollutant sucking sweeper inside such as ground
The household electrical appliance to gather together.The dust catcher occurred currently on the market is other than having the basic function that can gather dry dust, also
Has water cleaning function.However, suction head of suction cleaner currently on the market, must be separated when carrying out dust suction bits with sprinkle water function into
Row, can not be carried out at the same time, i.e., first sprinkle water to the object of pre-cleaning, stop watering process later, then carry out dust again and cleared up
Journey.Such structure design not only brings big inconvenience, and can only adsorb dust to using, without having absorbent function,
After dust is adsorbed, moist water state is still on object.
Utility model content
Against the above deficiency, it the purpose of this utility model is to provide a kind of novel Wet-dry suction nozzle, can be carried out at the same time
Watering, the absorption of wet dust and gas-liquid separation process operate convenient quick, dust cleaning facility；Not only has the dry dust of absorption
Function, and be also equipped with adsorbing the function of wet dust, that is, the function of being carried out at the same time dust suction and water suction is had both, makes cleaning cleaner thorough
Bottom, practicability is stronger, and the scope of application is wider.
Used technical solution is the utility model in order to achieve the above objectives：
A kind of novel Wet-dry suction nozzle, which is characterized in that including：
One foul water tank, the foul water tank upper end are covered with a upper cover；
One cleaning fluid tank；
One component suction nozzle, the component suction nozzle are set in one outer side edges of foul water tank, and the component suction nozzle and cleaning fluid tank it
Between pass through a cleaning solution siphunculus connect；The component suction nozzle includes the component suction nozzle housing being set in one outer side edges of foul water tank, sets
The attraction channel for being placed in the suction nozzle of component suction nozzle housing lower end and being set in component suction nozzle housing, the attraction channel lower end are prolonged
Suction nozzle is extended to, upper end extends to foul water tank, which is connected to cleaning fluid tank, and the other end extends to component suction nozzle
In housing；
One connector, the connector are set in another outer side edges of foul water tank；
One gas-liquid separation mechanism, the gas-liquid separation mechanism are set to foul water tank internal upper part and are located at upper cover lower end, and the gas
A vent line is provided between liquid separator structure and connector, and the vent line is fitted on sewage box outer wall；On this
The venthole for running through and having and being respectively communicated to gas-liquid separation mechanism and vent line is covered, which has and venthole phase
One air inlet of connection and the gas outlet being inserted into connector；The gas-liquid separation mechanism includes being set on upper cover lower face
A fan and rotary setting in upper cover lower end and enclose the rotary blade on the outside of fan, the rotary blade be located at attract
The side of channel upper end opening, and there are several inclination air inlet gaps in the rotary blade outer side edges；
One grip part, the grip part one end are fixedly connected on upper cover upper end, and the other end is fixedly connected on the outside of vent line
On face.
As further improvement of the utility model, in the foul water tank upper inside wall and positioned at attraction channel upper end position
A hollow direction converting structure is provided between the place of putting and rotary blade, is offered in a side of the hollow direction converting structure
One longitudinal side opening, and the hollow direction converting structure is connected with attraction channel.
As further improvement of the utility model, the upper cover lower face extends downward with a shaft, the wind
Fan with offering a jack being inserted into for shaft respectively on the central axis direction of rotary blade.
There is the appearance passed through for cleaning solution siphunculus as further improvement of the utility model, in the component suction nozzle housing
Channel is put, which is extended along the length direction of component suction nozzle housing；Confession is provided on the sewage box outer wall
The outer housing that cleaning solution siphunculus passes through, the cleaning solution siphunculus sequentially pass through outer housing and holding channel.
As further improvement of the utility model, a fluid stopping mechanism is provided on the outer housing, the fluid stopping mechanism
Including being used to squeeze a crowded block of cleaning solution siphunculus and being set to the promotion in outer housing outer side edges and for pushing crowded block forward
Switch.
As further improvement of the utility model, a gas leakage structure is offered on the vent line, the gas leakage knot
Structure includes the gas leakage mouth being opened on vent line outer wall and the pushing block being slideably positioned on gas leakage mouth.
As further improvement of the utility model, the vent line lower inside, which is connected with, to be coated on the outside of foul water tank
An arc connecting portion.
As further improvement of the utility model, the cleaning fluid tank is located at bottom in foul water tank, under the foul water tank
End face and a water inlet is offered positioned at cleaning fluid tank lower end, a knob bottom cover is provided at the water inlet locations；The cleaning
Foul water tank inside division into the upper cavity positioned at cleaning fluid tank upper end and is surrounded on the annular chamber on cleaning fluid tank periphery by liquid case
Body.
As further improvement of the utility model, a steam flow-stop valve is provided on the connector.
As further improvement of the utility model, the upper cover lower edge is provided with several buckles, the foul water tank
Upper end outer edge is provided with the fastening position to match with buckle.
The beneficial effects of the utility model are：
(1) by the Collaboration of cleaning fluid tank, cleaning solution siphunculus and attraction channel, constantly to prewashed object
While watering, the dust of prewashed body surface and moisture (wet dust) are constantly adsorbed, watering is made to be adsorbed with wet dust
Journey is carried out at the same time, and operates convenient quick, dust cleaning facility；Not only have the function of the dry dust of absorption, and be also equipped with adsorbing
The function of wet dust has both the function of being carried out at the same time dust suction and water suction, make cleaning cleaner thorough, practicability is stronger, is applicable in
Range is wider；
(2) it by gas-liquid separation mechanism and the synergistic effect of vent line, by the way of pneumatic, realizes to adsorbing into dirt
The mixture of gas, sewage and sundries in water tank carries out gas-liquid separation, and gas is by vent line inspiration dust catcher, and sewage
It is fallen in foul water tank with sundries；
(3) increase fluid stopping mechanism structure, when needing to carry out prerinse object in dry dust suction bits when sundries, opened by pushing
It closes to push and squeezes block, you can make pressure cleaning solution siphunculus there is no cleaning solutions to flow through, increase the function of suction nozzle, and Wet-dry
Convert convenient and efficient, practicability is stronger；
(4) increase gas leakage structure, the openings of sizes of gas leakage mouth can be controlled in real time, so as to can control the gas of entire current path
Pressure and suction size are prevented because the vibration of the too big appearance of suction is excessive, noise is excessive and it is existing to generate destruction etc. to prerinse object
As.
Above-mentioned is the general introduction of utility model technical solution, below in conjunction with attached drawing and specific embodiment, to the utility model
It is described further.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the internal structure schematic diagram of the utility model；
Fig. 3 is the explosive view that the utility model gas-liquid separation mechanism is combined with upper cover；
Fig. 4 is the structure diagram of the hollow direction converting structure of the utility model.
Specific embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose taken, below in conjunction with
Specific embodiment of the present utility model is described in detail in attached drawing and preferred embodiment.
Fig. 1 to Fig. 4 is please referred to, the utility model embodiment provides a kind of novel Wet-dry suction nozzle, including：
One foul water tank 1,1 upper end of foul water tank are covered with a upper cover 2；
One cleaning fluid tank 3；
One component suction nozzle 4, the component suction nozzle 4 are set in 1 one outer side edges of foul water tank, and the component suction nozzle 4 and cleaning solution
It is connected between case 3 by a cleaning solution siphunculus 5；The component suction nozzle 4 includes the component suction nozzle being set in 1 one outer side edges of foul water tank
Housing 41, the suction nozzle 42 for being set to 41 lower end of component suction nozzle housing and the attraction channel 43 being set in component suction nozzle housing 41,
43 lower end of attraction channel extends to suction nozzle 42, and upper end extends to foul water tank 1, which is connected to cleaning solution
Case 3, the other end are extended in component suction nozzle housing 41；
One connector 6, the connector 6 are set in 1 another outer side edges of foul water tank；
One gas-liquid separation mechanism 7, the gas-liquid separation mechanism 7 are set to 1 internal upper part of foul water tank and positioned at 2 lower ends of upper cover, and
A vent line 8 is provided between the gas-liquid separation mechanism 7 and connector 6, and the vent line 8 fits in 1 outer wall of foul water tank
On；Run through the venthole for having and being respectively communicated to gas-liquid separation mechanism 7 and vent line 8, the vent line 8 in the upper cover 2
With the air inlet being connected with venthole and the gas outlet being inserted into connector 6；The gas-liquid separation mechanism 7 includes setting
The fan 71 and rotary setting being placed on 2 lower face of upper cover are in 2 lower end of upper cover and enclose the pivoting leaf set on 71 outside of fan
Wheel 72, the rotary blade 72 are located at the side of 43 upper end opening of attraction channel, and have in 72 outer side edges of rotary blade several
Tilt air inlet gap 721；
One grip part 9,9 one end of grip part are fixedly connected on 2 upper end of upper cover, and the other end is fixedly connected on vent line 8
On lateral surface.
In the present embodiment, as shown in figure 4, in 1 upper inside wall of foul water tank and positioned at 43 upper end of attraction channel position
A hollow direction converting structure 10 is provided between the place of putting and rotary blade 72, in a side of the hollow direction converting structure 10
A longitudinal side opening 101 is offered, and the hollow direction converting structure 10 is connected with attraction channel 43.Using longitudinal side opening
101, make the gas come out from attraction channel 43, the mixture of sewage and sundries from laterally entering foul water tank 1, gas, sewage with
The mixture of sundries directly acts on the rotary blade 72 of gas-liquid separation mechanism 7, generates rotating force to rotary blade 72, makes
72 high speed rotation of rotary blade is got up；Simultaneously, mixture is constantly beaten in high-speed rotating rotary blade 72, makes mixing
Gas-liquid separation in body, gas enters gas-liquid separation mechanism 7 from the inclination air inlet gap 721 of rotary blade 72, and passes through gas-liquid
Separating mechanism 7 enters vent line 8, meanwhile, liquid is fallen in foul water tank 1 with sundries due to centrifugal force.
Meanwhile as described in Figure 3,2 lower face of upper cover extends downward with a shaft 73, the fan 71 and rotation
A jack (711,722) being inserted into for shaft 73 is offered on the central axis direction of impeller 72 respectively.The effect of shaft 73 be for
Fan 71 and the rotation of rotary blade 72 provide central supported power.
As shown in Fig. 2, there is the holding channel 411 passed through for cleaning solution siphunculus 5, the appearance in the component suction nozzle housing 41
Channel 411 is put to be extended along the length direction of component suction nozzle housing 41；It is provided on 1 outer wall of foul water tank for cleaning solution
The outer housing 11 that siphunculus 5 passes through, the cleaning solution siphunculus 5 sequentially pass through outer housing 11 and holding channel 411.
In the present embodiment, 8 lower inside of vent line is connected with the arc connection for being coated on 1 outside of foul water tank
Portion 82.
Meanwhile the cleaning fluid tank 3 is located at bottom in foul water tank 1, in 1 lower face of foul water tank and positioned at cleaning fluid tank 3
Lower end offers a water inlet, and a knob bottom cover is provided at the water inlet locations, convenient for open water inlet, by cleaning solution from
Water inlet is added in cleaning fluid tank 3.Preferably, the cleaning fluid tank 3 is set to the middle position of bottom in foul water tank 1, and
1 inside division of foul water tank into the upper cavity 12 positioned at 3 upper end of cleaning fluid tank and is surrounded on cleaning fluid tank 3 weeks by the cleaning fluid tank 3
The annular housing 13 on side.
In the present embodiment, sewage skips gas-liquid separation mechanism 7 by direct inspiration dust catcher, the connector in order to prevent
A steam flow-stop valve 61 is provided on 6.
Meanwhile 2 lower edge of upper cover be provided with it is several buckle 21, the 1 upper end outer edge of foul water tank be provided with
The fastening position 14 that buckle 21 matches.By way of being buckled and covering conjunction connection, convenient for opening upper cover 2, the dirt in foul water tank 1 is poured out
The sundries such as water and wet dust.
As further improvement of this embodiment, a fluid stopping mechanism is provided on the outer housing 11, the fluid stopping mechanism
Including being used to squeeze a crowded block of cleaning solution siphunculus 5 and being set in 11 outer side edges of outer housing and for the crowded block of promotion forward
Pull switch.It when needing to carry out prerinse object in dry dust suction bits when sundries, is pushed by pull switch and squeezes block, squeezed block and squeeze
Cleaning solution siphunculus 5 makes pressure cleaning solution siphunculus 5 there is no cleaning solutions to flow through.
As further improvement of this embodiment, a gas leakage structure 81 is offered on the vent line 8, the gas leakage knot
Structure 81 includes the gas leakage mouth being opened on 8 outer wall of vent line and the pushing block 811 being slideably positioned on gas leakage mouth.Using
Pushing block 811 can control the openings of sizes of gas leakage mouth at any time, so as to can control the air pressure of entire current path and suction size, prevent
Because of phenomena such as vibration of the too big appearance of suction is excessive, noise is excessive and generates destruction to prerinse object.
Wet-dry suction nozzle provided by the utility model can coordinate dust catcher to use, and operation principle is：
When needing wet dust suction bits when sundries, cleaning solution is poured into cleaning fluid tank 3 first, it then, will by connector 6
Suction nozzle is connected to dust catcher, and after opening dust catcher, the cleaning solution in cleaning fluid tank 3 is drawn to from cleaning solution siphunculus 5 at suction nozzle 42, by
Suction nozzle 42 drops in cleaning solution on prewashed object；Meanwhile it is acted on by vacuum suction, the mixture of gas, sewage and sundries
It is adsorbed together and 1 upper end of foul water tank is entered by attraction channel 43, the mixture of gas, sewage and sundries directly acts on gas-liquid
The rotary blade 72 of separating mechanism 7 generates rotating force to rotary blade 72, makes 72 high speed rotation of rotary blade；In
This simultaneously, mixture is constantly beaten in high-speed rotating rotary blade 72, makes the gas-liquid separation in mixture, and gas is from rotation
The inclination air inlet gap 721 of impeller 72 enters gas-liquid separation mechanism 7, and passes through gas-liquid separation mechanism 7 and enter vent line 8, together
When, liquid is fallen in foul water tank 1 with sundries due to centrifugal force；It finally, can will be in foul water tank 1 by opening upper cover 2
Dust is poured out with sewage.
When needing dry dust suction bits when sundries, block is squeezed as long as being pushed by pull switch, block is squeezed and squeezes cleaning solution siphunculus 5,
Make pressure cleaning solution siphunculus 5 there is no cleaning solutions to flow through；And directly dry dust is inhaled from attraction channel 43 by vacuum suction
It is attached in foul water tank 1.
The emphasis of the utility model essentially consists in：
(1) by the Collaboration of cleaning fluid tank, cleaning solution siphunculus and attraction channel, constantly to prewashed object
While watering, the dust of prewashed body surface and moisture (wet dust) are constantly adsorbed, watering is made to be adsorbed with wet dust
Journey is carried out at the same time, and operates convenient quick, dust cleaning facility；Not only have the function of the dry dust of absorption, and be also equipped with adsorbing
The function of wet dust has both the function of being carried out at the same time dust suction and water suction, make cleaning cleaner thorough, practicability is stronger, is applicable in
Range is wider；
(2) it by gas-liquid separation mechanism and the synergistic effect of vent line, by the way of pneumatic, realizes to adsorbing into dirt
The mixture of gas, sewage and sundries in water tank carries out gas-liquid separation, and gas is by vent line inspiration dust catcher, and sewage
It is fallen in foul water tank with sundries；
(3) increase fluid stopping mechanism structure, when needing to carry out prerinse object in dry dust suction bits when sundries, opened by pushing
It closes to push and squeezes block, you can make pressure cleaning solution siphunculus there is no cleaning solutions to flow through, increase the function of suction nozzle, and Wet-dry
Convert convenient and efficient, practicability is stronger；
(4) increase gas leakage structure, the openings of sizes of gas leakage mouth can be controlled in real time, so as to can control the gas of entire current path
Pressure and suction size are prevented because the vibration of the too big appearance of suction is excessive, noise is excessive and it is existing to generate destruction etc. to prerinse object
As.
The above descriptions are merely preferred embodiments of the present invention, and not the technical scope of the utility model is made
Any restrictions, therefore identical with the utility model above-described embodiment or approximate technical characteristic is used, and obtained other structures,
It is within the protection scope of the utility model.
Claims (10)
1. a kind of novel Wet-dry suction nozzle, which is characterized in that including：
One foul water tank, the foul water tank upper end are covered with a upper cover；
One cleaning fluid tank；
One component suction nozzle, the component suction nozzle are set in one outer side edges of foul water tank, and are led between the component suction nozzle and cleaning fluid tank
Cross cleaning solution siphunculus connection；The component suction nozzle includes the component suction nozzle housing being set in one outer side edges of foul water tank, is set to
The suction nozzle of component suction nozzle housing lower end and the attraction channel being set in component suction nozzle housing, the attraction channel lower end extend to
Suction nozzle, upper end extend to foul water tank, which is connected to cleaning fluid tank, and the other end extends to component suction nozzle housing
In；
One connector, the connector are set in another outer side edges of foul water tank；
One gas-liquid separation mechanism, which is set to foul water tank internal upper part and positioned at upper cover lower end, and the gas-liquid is divided
It disembarks and a vent line is provided between structure and connector, and the vent line is fitted on sewage box outer wall；On this on lid
Through there is the venthole that is respectively communicated to gas-liquid separation mechanism and vent line, which has is connected with venthole
An air inlet and be inserted into connector in a gas outlet；The gas-liquid separation mechanism includes be set on upper cover lower face one
Fan and rotary setting in upper cover lower end and enclose the rotary blade on the outside of fan, which is located at attraction channel
The side of upper end opening, and there are several inclination air inlet gaps in the rotary blade outer side edges；
One grip part, the grip part one end are fixedly connected on upper cover upper end, and the other end is fixedly connected on vent line lateral surface.
2. novel Wet-dry suction nozzle according to claim 1, which is characterized in that in the foul water tank upper inside wall and
A hollow direction converting structure is provided between rotary blade at attraction channel upper end position, is converted in the hollow direction
A side of structure offers a longitudinal side opening, and the hollow direction converting structure is connected with attraction channel.
3. novel Wet-dry suction nozzle according to claim 1, which is characterized in that the upper cover lower face, which extends downwardly, to be set
It is equipped with a shaft, offers a jack being inserted into for shaft on the central axis direction of the fan and rotary blade respectively.
4. novel Wet-dry suction nozzle according to claim 1, which is characterized in that have in the component suction nozzle housing and supply
The holding channel that cleaning solution siphunculus passes through, the holding channel are extended along the length direction of component suction nozzle housing；The dirt
The outer housing passed through for cleaning solution siphunculus is provided on tank outer wall, the cleaning solution siphunculus sequentially passes through outer housing and leads to accommodating
Road.
5. novel Wet-dry suction nozzle according to claim 4, which is characterized in that be provided with one on the outer housing and stop
Mechanism is flowed, which includes the crowded block for squeezing cleaning solution siphunculus and be set in outer housing outer side edges and be used for
The pull switch for squeezing block is pushed forward.
6. novel Wet-dry suction nozzle according to claim 1, which is characterized in that offer one on the vent line
Gas leakage structure, the gas leakage structure include the gas leakage mouth being opened on vent line outer wall and are slideably positioned on gas leakage mouth
One pushing block.
7. novel Wet-dry suction nozzle according to claim 1, which is characterized in that the vent line lower inside connection
There is the arc connecting portion being coated on the outside of foul water tank.
8. novel Wet-dry suction nozzle according to claim 1, which is characterized in that the cleaning fluid tank is located in foul water tank
Bottom offers a water inlet in the foul water tank lower face and positioned at cleaning fluid tank lower end, is provided at the water inlet locations
One knob bottom cover；Foul water tank inside division into the upper cavity positioned at cleaning fluid tank upper end and is surrounded on cleaning by the cleaning fluid tank
The annular housing on liquid case periphery.
9. novel Wet-dry suction nozzle according to claim 1 a, which is characterized in that steam is provided on the connector
Flow-stop valve.
10. novel Wet-dry suction nozzle according to claim 1, which is characterized in that the upper cover lower edge is provided with
Several buckles, foul water tank upper end outer edge are provided with the fastening position to match with buckle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720244858 | 2017-03-14 | ||
| CN2017202448581 | 2017-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207520094U true CN207520094U (en) | 2018-06-22 |
Family
ID=62575242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720632964.7U Expired - Fee Related CN207520094U (en) | 2017-03-14 | 2017-06-02 | A kind of novel Wet-dry suction nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207520094U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108937710A (en) * | 2018-08-06 | 2018-12-07 | 珠海格力电器股份有限公司 | Water tank and dust catcher |
| WO2022068015A1 (en) * | 2020-09-30 | 2022-04-07 | Keewoo Robotics Technology Co., Ltd. | Water tank structure and vacuum cleaner |
| WO2023124369A1 (en) * | 2021-12-30 | 2023-07-06 | 追觅创新科技(苏州)有限公司 | Self-cleaning control method for cleaning device, cleaning device, and cleaning system |
| WO2024011804A1 (en) * | 2022-07-11 | 2024-01-18 | 广东维尔科技股份有限公司 | Structure of device for automatically opening or closing valve of wastewater tank of cleaning machine |
-
2017
- 2017-06-02 CN CN201720632964.7U patent/CN207520094U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108937710A (en) * | 2018-08-06 | 2018-12-07 | 珠海格力电器股份有限公司 | Water tank and dust catcher |
| WO2022068015A1 (en) * | 2020-09-30 | 2022-04-07 | Keewoo Robotics Technology Co., Ltd. | Water tank structure and vacuum cleaner |
| WO2023124369A1 (en) * | 2021-12-30 | 2023-07-06 | 追觅创新科技(苏州)有限公司 | Self-cleaning control method for cleaning device, cleaning device, and cleaning system |
| WO2024011804A1 (en) * | 2022-07-11 | 2024-01-18 | 广东维尔科技股份有限公司 | Structure of device for automatically opening or closing valve of wastewater tank of cleaning machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180622 Termination date: 20190602 |