CN218044780U - Frequency conversion intelligence water dispenser - Google Patents

Frequency conversion intelligence water dispenser Download PDF

Info

Publication number
CN218044780U
CN218044780U CN202220755924.2U CN202220755924U CN218044780U CN 218044780 U CN218044780 U CN 218044780U CN 202220755924 U CN202220755924 U CN 202220755924U CN 218044780 U CN218044780 U CN 218044780U
Authority
CN
China
Prior art keywords
water
case
fixedly connected
pipe
frequency conversion
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.)
Active
Application number
CN202220755924.2U
Other languages
Chinese (zh)
Inventor
肖安平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Kaimeier Drinking Water Equipment Co ltd
Original Assignee
Qingdao Kaimeier Drinking Water Equipment Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Kaimeier Drinking Water Equipment Co ltd filed Critical Qingdao Kaimeier Drinking Water Equipment Co ltd
Priority to CN202220755924.2U priority Critical patent/CN218044780U/en
Application granted granted Critical
Publication of CN218044780U publication Critical patent/CN218044780U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Devices For Dispensing Beverages (AREA)

Abstract

The utility model discloses a frequency conversion intelligence water dispenser, the load simulator comprises a case, the front surface of machine case is equipped with the water receiving tank, the inside sliding connection of water receiving tank has the fixed block, the upper surface of fixed block is equipped with the recess, the inside of recess is provided with the spring, the one end fixedly connected with that the recess was kept away from to the spring connects the pole, connect the pole to keep away from the one end fixedly connected with extrusion piece of spring, the side surface swing joint who connects the pole has the axostylus axostyle, the inside sliding connection of recess has the clamp splice, and the clamp splice is located the right side of extrusion piece, the pole is kept away from the one end and the clamp splice swing joint that connect the pole, and the last fixed surface of machine case is connected with clean case, clear inside is provided with the backwash pump, clear inside is provided with the spray tank. The utility model discloses, can fix the cup when the user water receiving through the device of installing at the in-process that uses, avoid the handheld drinking cup water receiving of user to scald carelessly, improve the practicality of device.

Description

Frequency conversion intelligence water dispenser
Technical Field
The utility model relates to a water dispenser production field especially relates to a frequency conversion intelligence water dispenser.
Background
The drinking machine is a device which heats or cools the barreled purified water (or mineral water) and is convenient for people to drink. The water dispenser is classified into warm type, ice hot type and ice hot type, the ice hot type is divided into a semiconductor refrigeration water dispenser and a compressor type refrigeration water dispenser, and the ice hot type is connected to a purified water source through a pipeline and is matched with the water purifier for use. Pipeline water dispensers (also known as pipeline water dispensers) are connected directly to a main water supply (e.g., tap water) through the use of fittings and water pipes, and are also connected to the main water supply through a water purification system.
1. The existing water dispenser does not have the function of fixing the water cup, a user needs to hold the water cup when receiving water, hands are easy to be scalded carelessly, and the practicability of the device is reduced.
2. The existing water dispenser does not have the function of cleaning and disinfecting the interior, so that in the long-time use process, scales are easy to accumulate to breed bacteria to influence the drinking of a user, and the safety of the device is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a variable-frequency intelligent water dispenser.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a frequency conversion intelligence water dispenser, includes the quick-witted case, the front surface of machine case is equipped with the water receiving tank, the inside sliding connection of water receiving tank has the fixed block, the upper surface of fixed block is equipped with the recess.
The spring is arranged in the groove, one end, far away from the groove, of the spring is fixedly connected with a connecting rod, and one end, far away from the spring, of the connecting rod is fixedly connected with an extrusion block.
The side surface of the connecting rod is movably connected with a shaft rod, the inside of the groove is connected with a clamping block in a sliding mode, the clamping block is located on the right side of the extrusion block, and one end, far away from the connecting rod, of the shaft rod is movably connected with the clamping block.
The upper surface of the case is fixedly connected with a cleaning box, a backwashing pump is arranged in the cleaning box, a liquid medicine box is arranged in the cleaning box, and the output end of the liquid medicine box is fixedly connected with the output end of the backwashing pump through a pipeline.
A water heater is arranged in the case, and the input end of the backwashing pump is fixedly connected with the output end of the water heater through a pipeline.
As a further description of the above technical solution:
the left side fixedly connected with of machine case holds the water valve, the inside of machine case is provided with the water purifier, the input fixedly connected with inlet tube of water purifier, and the one end that the water purifier was kept away from to the inlet tube and hold the output fixed connection of water valve.
As a further description of the above technical solution:
the output end of the backwashing pump extends into the water purifier through a connected pipeline, activated carbon plates are uniformly distributed in the water purifier, and the output end of the water purifier is fixedly connected with a first water outlet pipe.
As a further description of the above technical solution:
the water purifier is characterized in that a heat exchange energy saver is arranged in the case and located on the right side of the water heater, a cold water pipe is arranged in the heat exchange energy saver, and one end, far away from the water purifier, of the first water outlet pipe is fixedly connected with the cold water pipe.
As a further description of the above technical solution:
one end of the cold water pipe, far away from the heat exchange energy saver, extends into the water heater, a safety valve is fixedly connected to the side surface of the cold water pipe, an electric heating pipe is arranged in the water heater, and the output end of the water heater is fixedly connected with a water outlet pipe II.
As a further description of the above technical solution:
the water heater is characterized in that a boiled water tank is arranged in the case and located above the water heater, a cold water tank is arranged on the right side of the boiled water tank in the case, a warm water tank is arranged on the right side of the cold water tank in the case, and one end, far away from the water heater, of the second water outlet pipe extends into the boiled water tank.
As a further description of the above technical solution:
the heat exchange energy saver is characterized in that a hot water pipe is arranged in the heat exchange energy saver and is located in the cold water pipe, one end, far away from the cold water pipe, of the hot water pipe extends into the warm water tank, and one end, close to the water heater, of the hot water pipe is fixedly connected with a water temperature adjusting valve.
As a further description of the above technical solution:
the inside of machine case is provided with the refrigeration case, and the refrigeration case is located the place ahead of water heater, the inside of refrigeration case is provided with the low temperature water pipe, the input of low temperature water pipe and the output fixed connection of water heater, the output of low temperature water pipe extends into the inside of cold water storage cistern.
The utility model discloses following beneficial effect has:
1. compared with the prior art, this frequency conversion intelligence water dispenser, through extrusion piece and the clamp splice of installation, places the drinking cup and makes the extrusion piece to promote on the extrusion piece the butt joint pole, makes the spring atress compress to drive the axostylus axostyle and swing, and then the pulling clamp splice carries out the centre gripping to the drinking cup and fixes, avoids the handheld drinking cup water receiving of user to scald the hand carelessly, improves the practicality of device.
2. Compared with the prior art, this frequency conversion intelligence water dispenser, through the spray tank and the backwash pump of installation, open inside the valve makes the inside clean liquid medicine of spray tank let in the pipeline of backwash pump output end, inside the function that utilizes the backwash pump made clean liquid medicine flow in water heater, water purifier and the inside pipeline that distributes of machine, carries out the cleaning and disinfection to it, avoids the incrustation scale to pile up breeding the drinking that the bacterium influences the user, the security of improving the device.
3. Compared with the prior art, this frequency conversion intelligence water dispenser, through boiling water tank, cold water storage cistern and the warm water tank of installation, the user is different to the demand of temperature in different seasons, satisfies the user to the various demands of temperature, improves the functional of device.
Drawings
FIG. 1 is a schematic view of the overall structure of a variable-frequency intelligent water dispenser provided by the utility model;
FIG. 2 is a schematic diagram of the front internal structure of the variable-frequency intelligent water dispenser provided by the utility model;
FIG. 3 is a schematic diagram of the back internal structure of the variable-frequency intelligent water dispenser provided by the utility model;
FIG. 4 is a schematic diagram of the front structure of the frequency conversion intelligent water dispenser provided by the utility model;
fig. 5 is a schematic structural diagram of a position a in fig. 2 of the variable-frequency intelligent water dispenser provided by the utility model.
Illustration of the drawings:
1. a chassis; 2. a water storage valve; 3. a water inlet pipe; 4. a water purifier; 5. an activated carbon plate; 6. a first water outlet pipe; 7. a heat exchange economizer; 8. a cold water pipe; 9. a safety valve; 10. a water heater; 11. an electric heating tube; 12. a water outlet pipe II; 13. a hot water pipe; 14. a water temperature regulating valve; 15. a refrigeration case; 16. a low-temperature water pipe; 17. boiling the water tank; 18. a cold water tank; 19. a warm water tank; 20. a cleaning tank; 21. a backwash pump; 22. a liquid medicine box; 23. a water receiving tank; 24. a fixed block; 25. a groove; 26. a clamping block; 27. a spring; 28. a connecting rod; 29. a shaft lever; 30. and extruding the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the utility model provides a pair of frequency conversion intelligence water dispenser: including quick-witted case 1, machine case 1's front surface is equipped with water receiving tank 23, the inside sliding connection of water receiving tank 23 has fixed block 24, the upper surface of fixed block 24 is equipped with recess 25, the inside of recess 25 is provided with spring 27, the one end fixedly connected with that recess 25 was kept away from to spring 27 connects pole 28, connect the one end fixedly connected with extrusion piece 30 that pole 28 kept away from spring 27, the side surface swing joint who connects pole 28 has axostylus axostyle 29, the inside sliding connection of recess 25 has clamp splice 26, and clamp splice 26 is located the right side of extrusion piece 30, axostylus axostyle 29 is kept away from the one end and the clamp splice 26 swing joint who connects pole 28, when the user wants the water receiving, place the drinking cup on extrusion piece 30 and make extrusion piece 30 promote pole 28, make spring 27 atress compression, thereby drive drinking cup 29 swing, and then the pulling clamp splice 26 carries out the centre gripping to the drinking cup fixedly, avoid the handheld water receiving hand scald of user, improve the practicality of device.
The upper surface fixedly connected with clean case 20 of machine case 1, the inside of clean case 20 is provided with backwash pump 21, the inside of clean case 20 is provided with liquid medicine case 22, the output of liquid medicine case 22 passes through the output fixed connection of pipeline and backwash pump 21, the inside of machine case 1 is provided with water heater 10, and the input of backwash pump 21 passes through the output fixed connection of pipeline and water heater 10, the left surface fixedly connected with retaining valve 2 of machine case 1, the inside of machine case 1 is provided with water purifier 4, the input fixed connection of water purifier 4 has inlet tube 3, and the one end that water purifier 4 was kept away from to inlet tube 3 and retaining valve 2's output fixed connection, the output of backwash pump 21 extends into the inside of water purifier 4 through the pipeline of connecting, the inside evenly distributed of water purifier 4 has activated carbon plate 5, the water dispenser will regularly clear up the inside in-process that uses, open the valve and make the inside clean liquid medicine of liquid medicine case 22 let in the pipeline inside of backwash pump 21 output, utilize the function of backwash pump 21 to make clean liquid medicine flow in water purifier 10, the inside the pipeline that water purifier 4 and machine case 1 distribute, wash it and disinfect, avoid the incrustation scale to breed the influence the user, the safety of drinking water is improved.
The output end of the water purifier 4 is fixedly connected with a water outlet pipe I6, the inside of the case 1 is provided with a heat exchange energy saver 7, the heat exchange energy saver 7 is positioned on the right side of the water heater 10, the inside of the heat exchange energy saver 7 is provided with a cold water pipe 8, one end of the water outlet pipe I6, far away from the water purifier 4, is fixedly connected with the cold water pipe 8, one end of the cold water pipe 8, far away from the heat exchange energy saver 7, extends into the water heater 10, the side surface of the cold water pipe 8 is fixedly connected with a safety valve 9, the inside of the water heater 10 is provided with an electric heating pipe 11, the output end of the water heater 10 is fixedly connected with a water outlet pipe II 12, the inside of the heat exchange energy saver 7 is provided with a hot water pipe 13, the hot water pipe 13 is positioned in the cold water pipe 8, one end of the hot water pipe 13, far away from the cold water pipe 8, extends into the inside of a hot water tank 19, one end of the hot water pipe 13, close to the water heater 10, is fixedly connected with a water temperature regulating valve 14, the inside of the case 1 is provided with a refrigeration tank 15, the refrigeration box 15 is positioned in front of the water heater 10, a low-temperature water pipe 16 is arranged inside the refrigeration box 15, the input end of the low-temperature water pipe 16 is fixedly connected with the output end of the water heater 10, the output end of the low-temperature water pipe 16 extends into the cold water box 18, tap water is introduced into the water inlet pipe 3 by using the water storage valve 2 and flows into the water purifier 4 for purification, impurities and peculiar smell in the tap water are adsorbed by using the activated carbon plate 5, filtered water is introduced into the cold water pipe 8 inside the heat exchange energy saver 7 through the water outlet pipe I6 and flows into the water heater 10 for heating, heated boiled water is introduced into the water outlet pipe II 12 and flows into the boiled water box 17, heated boiled water is introduced into the hot water pipe 13 and flows back to the heat exchange energy saver 7 for heat exchange and temperature reduction, cooled warm water is introduced into the warm water box 19, the water inside the water heater 10 flows into the low-temperature water pipe 16, the water inside the low-temperature water pipe 16 is cooled and refrigerated by the operation of the refrigeration box 15, and the cooled water is introduced into the cold water tank 18 after refrigeration is finished.
The inside of machine case 1 is provided with boiling water tank 17, and boiling water tank 17 is located the top of water heater 10, the inside right side that is located boiling water tank 17 of machine case 1 is provided with cold water tank 18, the inside right side that is located cold water tank 18 of machine case 1 is provided with warm water tank 19, and the one end that water heater 10 was kept away from to outlet pipe two 12 extends into boiling water tank 17's inside, the user is different to the demand of temperature in different seasons, through the boiling water tank 17 that sets up, cold water tank 18 and warm water tank 19, satisfy the user to the various demands of temperature, improve the functionality of device.
The working principle is as follows: connecting a device power supply, leading tap water into the water inlet pipe 3 by using the water storage valve 2, flowing into the water purifier 4 for purification, absorbing impurities and peculiar smell in the tap water by using the activated carbon plate 5, leading filtered water into the cold water pipe 8 in the heat exchange economizer 7 through the water outlet pipe I6, flowing into the water heater 10 for heating, leading heated boiled water into the water outlet pipe II 12 for flowing into the boiled water tank 17, leading heated boiled water into the hot water pipe 13 for flowing back into the heat exchange economizer 7 for heat exchange and cooling, leading cooled warm water into the warm water tank 19, leading water in the water heater 10 into the low-temperature water pipe 16, utilizing the operation of the refrigerating tank 15 for cooling and refrigerating water in the low-temperature water pipe 16, leading the cooled boiled water into the cold water tank 18, leading tap water into the water inlet pipe 3 by using the water storage valve 2 for purifying, leading the cooled warm water into the water tank 4 for flowing into the water purifier, utilizing the activated carbon plate 5 for absorbing impurities and peculiar smell in the tap water, leading the filtered water into the cold water pipe 8 in the heat exchange economizer 7 through the water pipe I6, leading the boiled water into the cold water pipe I10 for heating, and back flowing into the water tank for heating, and back flowing into the cold water tank, and leading the cold water pipe 16 for heating, and cooling the cold water flowing into the water tank for heating, and cooling the water tank, and cooling water flowing back the water tank, and cooling water flowing into the water heater by utilizing the cold water pump 16 for heating, and cooling the cold water pump for heating, and cooling the water tank for heating, and back flowing into the water tank for heating, and cooling water heater for cooling, and cooling the water tank for heating the water tank for cooling, and back, the operation of the backwashing pump 21 is utilized to enable the cleaning liquid medicine to flow into the water heater 10, the water purifier 4 and the pipeline distributed in the case 1 to clean and disinfect the water heater, so that the phenomenon that the drinking of a user is influenced by accumulated scale and breeding bacteria is avoided, and the safety of the device is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (8)

1. The utility model provides a frequency conversion intelligence water dispenser, includes quick-witted case (1), its characterized in that: a water receiving groove (23) is formed in the front surface of the case (1), a fixing block (24) is connected to the inside of the water receiving groove (23) in a sliding mode, and a groove (25) is formed in the upper surface of the fixing block (24);
a spring (27) is arranged in the groove (25), a connecting rod (28) is fixedly connected to one end, far away from the groove (25), of the spring (27), and an extrusion block (30) is fixedly connected to one end, far away from the spring (27), of the connecting rod (28);
the side surface of the connecting rod (28) is movably connected with a shaft rod (29), a clamping block (26) is connected inside the groove (25) in a sliding mode, the clamping block (26) is located on the right side of the extrusion block (30), and one end, far away from the connecting rod (28), of the shaft rod (29) is movably connected with the clamping block (26);
the upper surface of the case (1) is fixedly connected with a cleaning box (20), a backwashing pump (21) is arranged inside the cleaning box (20), a liquid medicine box (22) is arranged inside the cleaning box (20), and the output end of the liquid medicine box (22) is fixedly connected with the output end of the backwashing pump (21) through a pipeline;
the water heater (10) is arranged in the case (1), and the input end of the backwashing pump (21) is fixedly connected with the output end of the water heater (10) through a pipeline.
2. The frequency conversion intelligent water dispenser of claim 1, characterized in that: the utility model discloses a water purifier, including case (1), the inside of case (1) is provided with water purifier (4), the input fixedly connected with inlet tube (3) of water purifier (4), and the one end that water purifier (4) were kept away from in inlet tube (3) and the output fixed connection of retaining valve (2).
3. The frequency conversion intelligent water dispenser of claim 1, characterized in that: the output end of the backwashing pump (21) extends into the water purifier (4) through a connected pipeline, the activated carbon plates (5) are uniformly distributed in the water purifier (4), and the output end of the water purifier (4) is fixedly connected with a water outlet pipe I (6).
4. The frequency conversion intelligent water dispenser of claim 1, which is characterized in that: the water purifier is characterized in that a heat exchange energy saver (7) is arranged in the case (1), the heat exchange energy saver (7) is located on the right side of the water heater (10), a cold water pipe (8) is arranged in the heat exchange energy saver (7), and one end, far away from the water purifier (4), of the water outlet pipe (6) is fixedly connected with the cold water pipe (8).
5. The frequency-conversion intelligent water dispenser of claim 4, which is characterized in that: one end, far away from the heat exchange economizer (7), of the cold water pipe (8) extends into the water heater (10), a safety valve (9) is fixedly connected to the side surface of the cold water pipe (8), an electric heating pipe (11) is arranged inside the water heater (10), and the output end of the water heater (10) is fixedly connected with a second water outlet pipe (12).
6. The frequency conversion intelligent water dispenser of claim 1, which is characterized in that: the water heater is characterized in that a boiled water tank (17) is arranged inside the case (1), the boiled water tank (17) is located above the water heater (10), a cold water tank (18) is arranged on the right side, located on the boiled water tank (17), of the inside of the case (1), a warm water tank (19) is arranged on the right side, located on the cold water tank (18), of the inside of the case (1), and one end, far away from the water heater (10), of the water outlet pipe II (12) extends into the boiled water tank (17).
7. The frequency conversion intelligent water dispenser of claim 4, characterized in that: the heat exchange energy saver is characterized in that a hot water pipe (13) is arranged inside the heat exchange energy saver (7), the hot water pipe (13) is located inside the cold water pipe (8), one end, far away from the cold water pipe (8), of the hot water pipe (13) extends into the warm water tank (19), and one end, close to the water heater (10), of the hot water pipe (13) is fixedly connected with a water temperature adjusting valve (14).
8. The frequency conversion intelligent water dispenser of claim 1, which is characterized in that: the inside of machine case (1) is provided with refrigeration case (15), and refrigeration case (15) are located the place ahead of water heater (10), the inside of refrigeration case (15) is provided with low temperature water pipe (16), the input of low temperature water pipe (16) and the output fixed connection of water heater (10), the output of low temperature water pipe (16) extends into the inside of cold water storage cistern (18).
CN202220755924.2U 2022-04-02 2022-04-02 Frequency conversion intelligence water dispenser Active CN218044780U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220755924.2U CN218044780U (en) 2022-04-02 2022-04-02 Frequency conversion intelligence water dispenser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220755924.2U CN218044780U (en) 2022-04-02 2022-04-02 Frequency conversion intelligence water dispenser

Publications (1)

Publication Number Publication Date
CN218044780U true CN218044780U (en) 2022-12-16

Family

ID=84414243

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220755924.2U Active CN218044780U (en) 2022-04-02 2022-04-02 Frequency conversion intelligence water dispenser

Country Status (1)

Country Link
CN (1) CN218044780U (en)

Similar Documents

Publication Publication Date Title
CN207071040U (en) Energy-saving cold and hot water drinking system
CN202427360U (en) Reverse-osmosis clean water dispenser
CN202723574U (en) Energy-saving type multifunctional water dispenser
CN218044780U (en) Frequency conversion intelligence water dispenser
CN211609277U (en) Aseptic boiling water drinking water equipment of intelligence constant temperature
CN106419561A (en) Constant temperate and energy saving centralized direct drinking water supply system
CN203341554U (en) Water supply device of water drinking equipment
CN213962989U (en) Water-making water dispenser convenient to maintain and water-electricity separation
CN205892915U (en) Novel integrative drinking water platform of energy -conserving formula
CN212066491U (en) Four-temperature water supply system
CN202234807U (en) Boiled water refrigeration water dispenser
CN220631874U (en) Warm boiled water direct drinking device with good heat preservation effect
CN206630457U (en) A kind of constant temperature energy-saving centralization direct drinking feed system
CN213680108U (en) Desk-top soft integrative central water machine that cleans
CN105060359A (en) Instant electromagnetic water purifying and drinking integrated machine
CN204779201U (en) Structure of water purifier
CN204862690U (en) Energy -conserving drinking water system in family kitchen
CN218338216U (en) Heat exchange warm water drinking machine
CN213454260U (en) Hot pot type warm boiled water heating device
CN204675903U (en) Water-purifying machine and drinking equipment
CN213147103U (en) Household water purifier refrigerating device
CN109654722A (en) A kind of energy-saving water heater based on hot swapping
CN207247525U (en) A kind of instantaneous energy-saving water boiler
CN216393819U (en) Step-by-step heating non-pressure-bearing lower heat exchange cold boiled water constant temperature system
CN217148747U (en) Large-flow water purifier

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant