CN1277829A - Device for sealing mouth of drinking water turnover bottle, and water feeding device of sealed type drinking water machine - Google Patents
Device for sealing mouth of drinking water turnover bottle, and water feeding device of sealed type drinking water machine Download PDFInfo
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- CN1277829A CN1277829A CN 00116993 CN00116993A CN1277829A CN 1277829 A CN1277829 A CN 1277829A CN 00116993 CN00116993 CN 00116993 CN 00116993 A CN00116993 A CN 00116993A CN 1277829 A CN1277829 A CN 1277829A
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Abstract
The present invention relates to a bottle mouth sealing device of drinking water turnover bottle and water feeding device of enclosed type drinking water machine. It is composed of an elastic plug with embella-shaped inner plug lid and an enclosed type water feeder, which extends out a water outlet pipe, having cover-stirrup for propping inner plug lid communicating with drinking water in pneumatic inneer tube. It possesses the advantage of eliminating secondary contamination.
Description
The present invention relates to the closing device of a kind of closing device of mouth of drinking water turnover bottle and the water feed apparatus of water dispenser, particularly enclosed a kind of mouth of drinking water turnover bottle and the water feed apparatus of closed water dispenser.
Mouth of drinking water turnover bottle of seeing in the market and water dispenser, water feed apparatus in the closing device of its all rolling bottle and the water dispenser with matching be introduce be referred to as intelligent lid and clever core usually, totally be to carry the principle of drinking water to design all rolling bottles and water dispenser by open type.The water dispenser of prior art, people in use can see a large amount of bubbles and with the sound in " cluck winter, cluck winter " of rolling in all rolling bottles, the negative effect that open type that Here it is carries drinking water to bring, negative pressure is from the extraneous equivalent air balance of the delivery port part inspiration air pressure of the clever core of open type, to keep the normal water delivery state of all rolling bottles and water dispenser when promptly utilizing the interior outflow of all rolling bottles drinking water, in the bottle.And the outside air that has dust and bacterium exactly enters into from the clever core output of the open type of water dispenser and breeds in the open type week rolling bottle, forms the secondary pollution of clean drinking water in the bottle, brings injury for consumer's health.Moreover, because the clever core on the water dispenser is joined intelligent lid on all rolling bottles, all are hard plastics, the formation present situation that water easily leaks outside when all rolling bottles are put into the water dispenser top cover and moved the clever core of socket.CN2220803Y " cold and hot water drinking machine smart seat " the utility model patent specification of bulletin took up to solve the defective that water easily leaks outside from smart seat as far back as on February 28th, 1996, and this patent lost efficacy on September 9th, 1998.
The utility model patent specification of the CN2301948Y " pollution-free fresh-keeping water dispenser " that on December 30th, 1998 was announced, also spell out in the background technology part: " present commercially available water dispenser is in the use of big bottle water (all rolling bottles); enter air behind the water receiving and produce secondary pollution; cause the water in bottle qualitative change poor; freshness date is short; especially pure water is easy to pollute behind the ingress of air at short notice; make the water quality variation, lost pure effect, be one of present water dispenser industry subject matter "; and strive solving the drinking water that has polluted with ozone sterilization, do not utilize this technology of closed water delivery to keep the drinking water in all rolling bottles to exempt from secondary pollution but relate to.
Technical change from the open type water delivery to closed water delivery, on basic source, solved the secondary pollution of drinking water, the task of requiring to solve be on the source, to have solved after the equilibrium air pressure, must closed water inlet, closed output and possess excellent sealing performance.
It is above-mentioned that intelligent lid is incompatible apparently to be used on closed water dispenser and mouth of drinking water turnover bottle as if joining with the clever core of the open type of prior art, because enclosed seal request wants high more than open type, and the closed pressure that bears drinking water wants big more than open type, and this just requires to have enough to meet the need bottle and puts into the sealing that water dispenser top cover bringing onto load hydraulic pressure moves the intelligent lid of clever core of socket and coupling and want better.
Purpose of the present invention has overcome above-mentioned the deficiencies in the prior art, provides a kind of closed mobile socket sealing property better, closed water inlet, water delivery, be not subjected to the closing device of air-polluting mouth of drinking water turnover bottle and the water feed apparatus of closed water dispenser; Solving of task is: closing device is not only wanted good seal performance, and is simple and reliable for structure, and can reuse after one bottle of drinking water uses up sterilization and the closed water feed apparatus of sealing with matching unpacking, sealing water inlet and enclosed output of drinking water.
For achieving the above object and task, the closing device of a kind of mouth of drinking water turnover bottle of the present invention and the water feed apparatus of closed water dispenser, technical scheme is characterised in that: it is that the reset resilient plug and the cuff support of inner plug of band by the closed turnover bottle mouth of plug envelope opened the inner plug that resets, squeezed and wear the closed water inlet device that is communicated with drinking water in the inner bag behind the resilient plug and constitute.
As resilient plug of the present invention be by plug, donor variable orifice circle in one hollow, turn up, hollow plug face and the disposable sealing paste that sticks on the plug face constitute; The plug inwall extends donor variable orifice circle in described, the following internal diameter that the last internal diameter of circle equals to enclose, one annular groove is arranged between upper and lower internal diameter, one upper conical cavity is arranged under the groove, extend annular bead at interior round root beyond the Great Wall and be lined with the inner-tube mouth neck, embed the interior concave ring groove of turnover bottle mouth just; The described outer hoop that doubles is lined with the bottleneck cylindrical that inner-tube mouth is routed up; There is an inner cone hollow hole at the center that described hollow plug face is the plug face, the interior outer footpath down of going up the footpath less than the hole of its hollow hole.What described disposable sealing paste, its edge, limit extended one is convenient to refer to the sheet that draws.
As the inner plug that resets of the present invention is to be made of the umbrella of one hat, umbrella bar and umbrella handle; The following conical ring cover envelope of the last cambered surface of the cancave cambered surface cap seal donor variable orifice circle of described umbrella hat, umbrella hat is the awl upper ring surface down, umbrella bar plug envelope donor variable orifice circle, the annular bead that umbrella bar cylindrical extends one embeds the interior annular groove location of variable orifice circle just, and there is the umbrella handle of inferior pyramidal groove umbrella bar lower end.Described umbrella bar, its cylindrical is greater than the internal diameter of donor variable orifice circle; Described umbrella handle is solid lower cone, can also be to have flexible lower cone of being of some seams.The described inner plug that resets, can also be " T " font or " I " font, the last plane of the lower plane cap seal donor variable orifice circle on its " T " top.
As closed water inlet device of the present invention is that water inlet core, pedestal and delivery port pipe by one constitutes; There is the successively crowded inner cone hollow hole at plug face center of wearing of hollow recess awl the upper end of described water inlet core, and the cuff umbrella handle supports and opens the umbrella gag, squeezes and wear donor variable orifice circle just, and the part that is communicated with drinking water in the inner bag has several apertures of intaking; Described pedestal, the plug face of its seat surface crimping sealing resilient plug keeps level with upper base, its binding thread mouth of the interior end of top cover that is spirally connected, top board is lined with elastic washer crimping top pressure closure and goes to the bottom; The be spirally connected water inlet pipe of threeway or four-way of described delivery port pipe.The cylindrical of described water inlet core is greater than the last internal diameter of inner cone hollow hole and the internal diameter of donor variable orifice circle.The inner chamber of described hollow recess awl and the umbrella handle of umbrella bar lower end are complementary, and its recess awl can also be to have the hollow recess awl of flexible claw type of being of some seams.Described delivery port pipe can also connect an end of water-supply-pipe.Described threeway or four-way, its outlet pipe connect an end of water-supply-pipe respectively.
As a further improvement on the present invention, in the water part of closed water inlet device one, can also be two or three outlet pipes, connect an end of water-supply-pipe respectively.
The closing device of a kind of mouth of drinking water turnover bottle of the present invention and the water feed apparatus of closed water dispenser are compared with clever core with the intelligent lid of prior art has following advantage and beneficial effect:
1. resilient plug is joined closed water delivery apparatus, and sealing effectiveness is good more than the intelligent lid and the clever core of prior art, can be adapted to high closed all rolling bottles of seal request and closed water dispenser.
2. the sealing property of reset umbrella inner plug and the resilient plug in the resilient plug will be got well more than the internal head cover of prior art and the sealing property of intelligent lid, and the lid of umbrella inner plug, plug and usefulness more can be adapted to the high closed all rolling bottles of seal request.
3. the closing device good seal performance is simple and reliable for structure, and can reuse after one bottle of drinking water uses up sterilization the sealing of next bottle of filling drinking water, and reduces cost.
4. the delivery port duct occlusion connection threeway of one or the water inlet pipe of four-way are extended in the water part of closed water inlet device, have saved closed unwanted open type tank, have really accomplished sanitation and hygiene; Connect threeway, can form double-temperature drinking machine, connect four-way and can form three temperature drinking machines, the delivery port pipe has saved threeway or four-way and directly has been communicated with water-supply-pipe and can forms the normal temperature water dispenser.
5. two or three delivery port pipes of one are extended in the water part of closed water inlet device, can save threeway or four-way and form two temperature or three temperature drinking machines.
6. interior round beyond the Great Wall root extends interior concave ring groove that annular bead embeds bottleneck and is used for that resilient plug still can be positioned at bottleneck when water dispenser takes out all rolling bottles.
7. the cylindrical of umbrella bar is greater than the internal diameter of donor variable orifice circle, and the cylindrical of water inlet core is in order to increase sealing property greater than the internal diameter of footpath and donor variable orifice circle on the inner cone hollow hole.
8. before the unpacking, the conical cavity of resilient plug can form a hermetic seal chamber after unpacking.
9. the protruding circle of following conical ring that extends one at umbrella bar cylindrical embeds the annular groove location in the variable orifice circle just, be to guarantee that hollow recess bores reliable cuff umbrella handle, but enhanced leaktightness again.
10. rationally cooperating mutually of the hollow recess awl of solid umbrella handle or elasticity umbrella handle and hollow recess awl or resilient claw type, all bore break seal again umbrella inner plug or first gag of first cuff umbrella handle and seal the effect that donor variable orifice circle breaks away from umbrella handle again to reach recess.
Below in conjunction with accompanying drawing embodiments of the present invention are described in further detail.
Fig. 1 is the cutaway view of embodiments of the present invention.
Fig. 2 is the closing device cutaway view in the embodiments of the present invention.
Fig. 3 is the resilient plug cutaway view in the embodiments of the present invention.
Fig. 4 is the umbrella inner plug cutaway view that resets in the embodiments of the present invention.
Fig. 5 is the cutaway view of the delivery port pipe of closed water inlet device band in the embodiments of the present invention.
Fig. 6, the 7th, the threeway in the embodiments of the present invention and the cutaway view of four-way.
Fig. 8, the 9th, two on closed water inlet device band in another embodiment of the present invention, with the cutaway view of three delivery port pipes.
Figure 10,11, the 12nd, the cutaway view of the closing device in the another embodiment of the invention, resilient plug, T shape inner plug.
Among the figure: bottleneck 1, resilient plug 2, plug 2a in hollow, 2b turns up, donor variable orifice circle 2c, internal diameter 2d on the circle, circle is internal diameter 2e down, following conical ring groove 2f, arched hollow space 2g, hollow plug face 2h, inner cone hollow hole 2i, footpath 2j on the hole, the hole is footpath 2k down, cambered surface 2l on the donor, the plane 211 on the donor, in round beyond the Great Wall root annular bead 2m, under bore upper ring surface 2n, inner-tube mouth 3, closed water inlet device 4, water inlet aperture 4a, delivery port 4b, delivery port pipe 4c, 4c1,4c2,4c3, water inlet core 4d, seat surface 4e, binding thread 4f, top board 4g, hollow recess awl 4h, pedestal 4i, inner plug 5 resets, umbrella hat 5a, " T " pushes up 5a1, umbrella bar 5b; umbrella handle 5c; cancave cambered surface 5d; lower plane 5d1; the protruding circle of following conical ring 5e; inferior pyramidal groove 5f; following conical ring face 5h; threeway 6; threeway water inlet pipe 6a; threeway outlet pipe 6b; 6c; four-way 7; four-way water inlet pipe 7a; four-way outlet pipe 7b; 7c; 7d; disposable sealing paste 8; elastic washer 9; at the bottom of the top cover 10; mouth 10a at the bottom of the top cover; end 10b in the top cover; top cover outer bottom 10c.
Fig. 1 is the cutaway view of embodiments of the present invention, constituted by Fig. 2 and Fig. 5 etc., and Fig. 2 is constituted by Fig. 3 and Fig. 4.Resilient plug 2 among the figure is to be made of plug 2a, donor variable orifice circle 2c, the 2b that turns up, hollow plug face 2h in one hollow and the disposable sealing paste 8 that sticks on the plug face; The plug inwall extends donor variable orifice circle in described, the following internal diameter 2e that the last internal diameter 2d of circle equals to enclose, conical ring groove 2f is once arranged between upper and lower internal diameter, one arched hollow space 2g is arranged under the groove, extend annular bead 2m at interior round root beyond the Great Wall and be lined with the inner-tube mouth neck, embed the interior concave ring groove of turnover bottle mouth 1 just; The described outer hoop that doubles is lined with bottleneck 1 cylindrical that inner-tube mouth 3 is routed up; Described hollow plug face is at the center of plug face one inner cone hollow hole 2i to be arranged, and footpath 2j is less than footpath 2k under the hole in hole on the hole of inner cone hollow hole.What described disposable sealing paste 8, its edge extended one is convenient to refer to the sheet that draws.
The umbrella inner plug 5 that resets of not only filling in but also covering of favorable sealing property is to be made of the umbrella of one hat 5a, umbrella bar 5b and umbrella handle 5c; The following conical ring face 5h cap seal of cambered surface 2l, umbrella hat is bored upper ring surface 2n down on the donor of the cancave cambered surface 5d cap seal variable orifice circle of described umbrella hat, umbrella bar plug envelope donor variable orifice circle 2c, umbrella bar cylindrical extends the annular groove 2f location of the following awl in the lucky embedded hole circle of the following conical ring of one protruding circle 5e, and there is the umbrella handle of conical socket 5f umbrella bar lower end.Described umbrella bar 5b, its cylindrical is greater than the internal diameter of donor variable orifice circle 2c; Described umbrella handle 5c is solid lower cone, can also be to have flexible lower cone of being of some seams.The described inner plug 5 that resets, can also be " T " font or " I " font, plane 211 on the donor of the lower plane 5d1 cap seal variable orifice circle of its " T " top 5a1.Inner plug normally with plastics or not the steel pipe hard material join resilient plug sealing.
As the inner plug that resets of the present invention is to be made of the umbrella of one hat, umbrella bar and umbrella handle; The last cambered surface of the cancave cambered surface cap seal donor variable orifice circle of described umbrella hat, umbrella bar plug envelope donor variable orifice circle, umbrella bar cylindrical are extended the interior following conical ring groove location of the lucky embedded hole circle of the protruding circle of following conical ring of one
Closed water inlet device 4 among Fig. 1 and Fig. 5 is to be made of water inlet core 4d, the pedestal 4i of one and delivery port pipe 4c; The upper end of described water inlet core has hollow recess awl 4h successively to squeeze the inner cone hollow hole 2i that wears plug face center, lucky cuff umbrella handle 5c, umbrella inner plug 5, the crowded donor variable orifice circle 2c that wears are opened in support, and the part that is communicated with drinking water in the inner bag has several water inlet apertures 4a; End 10b keeps level in the described pedestal, the plug face 2h of its seat surface 4e crimping sealing resilient plug and top cover, its binding thread 4f interior end mouth 10a of top cover that is spirally connected, and top board 4g is lined with elastic washer 9 crimping top pressure closure outer bottom 10c; Described delivery port pipe be spirally connected the water inlet pipe 6a or the 7a of threeway 6 or four-way 7.Described its cylindrical of water inlet core 4d is greater than the internal diameter of footpath 2j and donor variable orifice circle 2c on the hole of inner cone hollow hole.Inner chamber and the umbrella handle 5c of described hollow recess awl 4h are complementary, and can also have the hollow recess awl of flexible claw type of being of some seams.
Described delivery port pipe 4b can also connect an end of water-supply-pipe.The other end of water-supply-pipe connects tap, can form closed normal temperature water dispenser.
Outlet pipe 6b, the 6C of threeway 6 connects an end of water-supply-pipe respectively among described Fig. 6, wherein the other end of a water-supply-pipe connects closed water heater's water storing tank, the outlet pipe of water storing tank connects water heater, and the outlet pipe of water heater connects tap etc., can form closed double-temperature drinking machine.
Outlet pipe 7b, 7c among described Fig. 7,7d connect an end of water-supply-pipe respectively, and wherein the end in addition of a water-supply-pipe connects refrigeration machine, and the outlet pipe of refrigeration machine connects tap etc., can form closed three temperature drinking machines.
Fig. 8, Fig. 9 are the dual modes in addition of closed water inlet device 4, two delivery port pipe 4c1,4c2 of one or three delivery port pipe 4c1,4c2,4c3 can also be extended in its water part, an end that connects water-supply-pipe respectively, can save threeway or four-way, form two gentle three warm closed water dispensers.
Figure 10 is made of the another kind of mode of closing device " T " shape inner plug of the resilient plug of Figure 11 and Figure 13, its difference is that the sealing of inner cap and donor can also be to reach with plane form, i.e. plane 211 on the donor of the lower plane 5d1 cap seal variable orifice circle of " T " top 5a1.Inner plug can also be that " I " shape inner plug reaches sealing effectiveness thus.Above-mentioned connection can be common being spirally connected, and also can be common socket.
The recycling of sterilization back can be taken off with resilient plug on the empty bottle and inner plug by drinking water can factory, to reduce cost.
In sum be the closing device of a kind of mouth of drinking water turnover bottle of the present invention and the water feed apparatus of closed water dispenser; can also have other malformations according to principle of the present invention; to those skilled in the art; under the prerequisite that does not break away from the principle of the invention; can also make conspicuous distortion and improvement, all should drop within the protection domain of the present invention.
Claims (15)
1. the water feed apparatus of the closing device of a mouth of drinking water turnover bottle and closed water dispenser is characterized in that: it is that the reset resilient plug (2) and the cuff support of inner plug (5) of band by the plug closed turnover bottle mouth of envelope (1) opened the inner plug that resets, squeezed and wear resilient plug, be communicated with the contract closed water inlet device formation of drinking water in the inner bag of air pressure.
2. closing device according to claim 1 and water feed apparatus is characterized in that: described resilient plug (2) is by plug (2a), donor variable orifice circle (2c), turn up (2b), hollow plug face (2h) in one hollow and sticks on disposable sealing paste (8) formation of plug face; The plug inwall extends donor variable orifice circle in described, the following internal diameter (2e) that the last internal diameter (2d) of circle equals to enclose, one annular groove (2f) is arranged between upper and lower internal diameter, one upper conical cavity (2g) is arranged under the groove, extend annular bead (2m) at interior round root beyond the Great Wall and be lined with the inner-tube mouth neck, embed the interior concave ring groove of turnover bottle mouth (1) just; The described outer hoop that doubles is lined with bottleneck (1) cylindrical that inner-tube mouth (3) is routed up; There is an inner cone hollow hole (2i) at the center that described hollow plug plug face is the plug face, the interior outer footpath (2k) down of going up footpath (2j) less than the hole of its hollow hole.
3. closing device according to claim 2 and water feed apparatus is characterized in that: what described disposable sealing paste (8), its edge extended one is convenient to refer to the sheet that draws.
4. closing device according to claim 1 and water feed apparatus is characterized in that: the described inner plug that resets (5) is to be preced with (5a), umbrella bar (5b) and umbrella handle (5c) by the umbrella of one to constitute; Cambered surface (2l), following conical ring face (5h) cap seal are bored upper ring surface (2n) down on the donor of cancave cambered surface (5d) the cap seal variable orifice circle of described umbrella hat, umbrella bar plug envelope donor variable orifice circle (2c), the protruding circle of following conical ring (5e) that umbrella bar cylindrical extends one embeds interior following conical ring groove (2f) location of variable orifice circle just, and there is the umbrella handle of inferior pyramidal groove (5f) umbrella bar lower end.
5. closing device according to claim 4 and water feed apparatus is characterized in that: described umbrella bar (5b), and its cylindrical is greater than the internal diameter of donor variable orifice circle (2c);
6. closing device according to claim 4 and water feed apparatus is characterized in that: described umbrella handle (5c) is solid lower cone.
7. closing device according to claim 4 and water feed apparatus is characterized in that: described umbrella handle (5c) can also be to have flexible lower cone of being of some seams.
8. closing device according to claim 1 and water feed apparatus, it is characterized in that: the described inner plug that resets (5), can also be " T " font or " I " font, plane (211) on the donor of lower plane (5d1) the cap seal variable orifice circle of its " T " top (5a1).
9. closing device according to claim 1 and water feed apparatus is characterized in that: described closed water inlet device (4) is to be made of the water inlet core (4d) of one, pedestal (4i) and delivery port pipe (4c); There is the successively crowded inner cone hollow hole (2i) at plug face center, the lucky cuff umbrella handle (5c) worn of hollow recess awl (4h) upper end of described water inlet core, support is opened umbrella gag (5), is squeezed and wear donor variable orifice circle (2c), and the part that is communicated with drinking water in the inner bag has several water inlet apertures (4a); Described pedestal, the plug face (2h) of its seat surface (4e) crimping sealing resilient plug keeps level with the interior end (10b), its binding thread (4f) end mouth (10a) in the top cover that is spirally connected, top board (4g) is lined with elastic washer (9) crimping top pressure closure outer bottom (10c); The be spirally connected water inlet pipe (6a) of threeway (6) or four-way (7) or (7a) of described delivery port pipe.
10. closing device according to claim 9 and water feed apparatus is characterized in that: described water inlet core (4d), its cylindrical is greater than the last internal diameter (2d) of inner cone hollow hole and the internal diameter of donor variable orifice circle (2c).
11. closing device according to claim 9 and water feed apparatus is characterized in that: the inner chamber and the umbrella handle (5c) of described hollow recess awl (4h) are complementary.
12. closing device according to claim 9 and water feed apparatus is characterized in that: described recess awl (4h) can also be to have the hollow recess awl of flexible claw type of being of some seams.
13. closing device according to claim 9 and water feed apparatus is characterized in that: described delivery port pipe (4b) can also connect an end of water-supply-pipe.
14. closing device according to claim 9 and water feed apparatus is characterized in that: described threeway (6) or four-way (7), its outlet pipe (6b), (6c) or (7b), (7c), (7d) connect an end of water-supply-pipe respectively.
15. closing device according to claim 1 and water feed apparatus, it is characterized in that: described closed water inlet device (4), the water part of its one can also be two (4c1), (4c2) or three (4C1), (4C2), (4C3) delivery port pipe, connects an end of water-supply-pipe respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00116993 CN1277829A (en) | 2000-07-04 | 2000-07-04 | Device for sealing mouth of drinking water turnover bottle, and water feeding device of sealed type drinking water machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00116993 CN1277829A (en) | 2000-07-04 | 2000-07-04 | Device for sealing mouth of drinking water turnover bottle, and water feeding device of sealed type drinking water machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1277829A true CN1277829A (en) | 2000-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00116993 Pending CN1277829A (en) | 2000-07-04 | 2000-07-04 | Device for sealing mouth of drinking water turnover bottle, and water feeding device of sealed type drinking water machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1277829A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106219043A (en) * | 2016-07-28 | 2016-12-14 | 李震宇 | A kind of purified water bucket seals lid and uses its attachment means |
| CN108784373A (en) * | 2018-08-08 | 2018-11-13 | 佛山市顺德区美的饮水机制造有限公司 | Water dispenser and its intellectual head |
-
2000
- 2000-07-04 CN CN 00116993 patent/CN1277829A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106219043A (en) * | 2016-07-28 | 2016-12-14 | 李震宇 | A kind of purified water bucket seals lid and uses its attachment means |
| CN106219043B (en) * | 2016-07-28 | 2018-02-06 | 李震宇 | A kind of purified water bucket closure and use its attachment means |
| CN108784373A (en) * | 2018-08-08 | 2018-11-13 | 佛山市顺德区美的饮水机制造有限公司 | Water dispenser and its intellectual head |
| CN108784373B (en) * | 2018-08-08 | 2024-04-09 | 佛山市顺德区美的饮水机制造有限公司 | Water dispenser |
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