CN217446374U - Intelligent deratization device - Google Patents

Intelligent deratization device Download PDF

Info

Publication number
CN217446374U
CN217446374U CN202221109785.2U CN202221109785U CN217446374U CN 217446374 U CN217446374 U CN 217446374U CN 202221109785 U CN202221109785 U CN 202221109785U CN 217446374 U CN217446374 U CN 217446374U
Authority
CN
China
Prior art keywords
sliding
plate
fixedly connected
shell
pressing
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
CN202221109785.2U
Other languages
Chinese (zh)
Inventor
王新艳
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.)
Guangdong New Hope Urban Pest Control Co ltd
Original Assignee
Guangdong New Hope Urban Pest Control 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 Guangdong New Hope Urban Pest Control Co ltd filed Critical Guangdong New Hope Urban Pest Control Co ltd
Priority to CN202221109785.2U priority Critical patent/CN217446374U/en
Application granted granted Critical
Publication of CN217446374U publication Critical patent/CN217446374U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Catching Or Destruction (AREA)

Abstract

The utility model discloses an intelligence device that kills mouse, including casing, loading board, locating piece, resilience subassembly, press down subassembly, motor, adjusting part, poison bait storage tank, dash receiver, output pipeline, solenoid valve, the entry has been seted up to casing one side, the export has been seted up to the casing opposite side, the casing is close to entry one side and installs the loading board through the locating piece, the casing is close to export one side and is provided with the dash receiver. The utility model discloses a set up loading board, locating piece, resilience subassembly, press the subassembly, including a motor, an end cap, a controller, and a cover plate, adjusting part, poison bait storage tank, dash receiver, output pipeline, solenoid valve make the device can realize the automatic control work of mushy poison bait of killing mouse to can effectively reduce the waste of medicine, and make things convenient for the work of taking out of user to the dash receiver through setting up dash receiver, slider, slide rail, export, pull ring, closing plate and knob, and then promoted the convenience that the device used.

Description

Intelligent mouse killing device
Technical Field
The utility model relates to a relevant technical field of device that kills mouse specifically is an intelligence device that kills mouse.
Background
Rats, a mammal belonging to family rodentia, are often exposed to sewers, toilets, kitchens, sundries, garbage deposits, and the like, and therefore carry various pathogenic bacteria, and therefore, in order to avoid damage to the living environment of people, a rat destruction device is generally used for rat destruction.
The prior art has the following defects: most of the existing deratization devices adopt a pesticide killing mode, most of the pesticide killing modes are that rodenticide is directly placed at one position, and the mode cannot control the use amount of the pesticide, so that waste is easily caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an intelligence device that kills mouse to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an intelligent deratization device comprises a shell, a bearing plate, a positioning block, a rebound component, a pressing component, a motor, an adjusting component, a poison bait storage tank, a receiving plate, an output pipeline and an electromagnetic valve, an inlet is arranged on one side of the shell, an outlet is arranged on the other side of the shell, a bearing plate is arranged on one side of the shell close to the inlet through a positioning block, a receiving plate is arranged on one side of the shell close to the outlet, a rebound assembly is arranged in the middle of the bottom of the bearing plate, pressing assemblies are respectively arranged on two sides of the bottom of the bearing plate, a motor is arranged on one side of the top of the shell, a poison bait storage tank is fixedly connected on one side of the top of the shell, the inside of the poison bait storage tank is provided with an adjusting component, one side of the top of the poison bait storage pipe is provided with a feed supplement pipeline, and an output pipeline is arranged at the bottom of the poison bait storage tank, and an electromagnetic valve is arranged in the middle of the output pipeline.
As a further preferred of this technical scheme, the subassembly of kick-backing comprises spout, guide arm, slide, gag lever post and reset spring, the spout has been seted up to locating piece bottom inboard inside fixedly connected with gag lever post respectively of spout both sides gag lever post outer wall sliding connection has the slide, just install reset spring, two sets of respectively between slide bottom both sides and the spout bottom inner wall reset spring and two sets of the connection is established to gag lever post outer wall one-to-one cover locating piece intermediate position sliding connection has the guide arm, guide arm top and loading board bottom fixed connection, the guide arm bottom runs through spout and slide top fixed connection.
As a further preferred option of this technical scheme, two sets of pressing assemblies all have the guide way, press the depression bar, press the pressing piece, control switch constitutes the guide way has been seted up respectively to locating piece top both sides inside, and is two sets of the inside sliding connection respectively of guide way has the press depression bar, and is two sets of the press depression bar top runs through the guide way respectively and with loading board bottom both sides outer wall fixed connection, and is two sets of press depression bar bottom is fixedly connected with respectively presses the pressing piece, and two sets of guide way bottom inner wall is provided with control switch respectively, and is two sets of control switch pass through the wire respectively with motor, solenoid valve electric connection.
As a further preferred of this technical scheme, adjusting part comprises clamp plate, screw rod, first gear, second gear the inside sliding connection of poison bait storage tank has the clamp plate, the clamp plate top is rotated and is connected with the screw rod, the screw rod top run through the casing and run through position sliding connection with the casing, just screw rod top outer wall threaded connection has first gear, first gear bottom is passed through the bearing and is connected with the rotation of casing top, just first gear one side meshing is connected with the second gear, second gear and motor output end fixed connection.
As further preferred of this technical scheme, the standing groove has been seted up at the receiver plate top, the holding tank has been seted up respectively to the standing groove both sides, holding tank top inboard is provided with the net lid, net lid bottom both sides are respectively through bracing piece and holding tank inner wall block connection, dead lever fixedly connected with pull ring is passed through to receiver plate one side, just the receiver plate bottom is by a left side to the right side three group's sliders of fixedly connected with in proper order the slider of casing opposite side bottom inner wall fixedly connected with slide rail, three group the slider respectively with slide rail sliding connection, just export one end fixedly connected with stopper is kept away from to the slide rail, the inside draw-in groove that has seted up in stopper one side, the inside block of draw-in groove is connected with the fixture block, fixture block one end runs through the draw-in groove and keeps away from the slider fixed connection of export one side bottom with the receiver plate.
As a further preferred of the technical scheme, the outer wall of one side of the outlet is hinged with a sealing plate, the bottom of the sealing plate is in threaded connection with a knob, and one end of the knob penetrates through the sealing plate to be in threaded connection with the outer wall of the shell.
The utility model provides an intelligence device that kills mouse possesses following beneficial effect:
(1) the utility model discloses a set up the loading board, the locating piece, the resilience subassembly, press the subassembly, including a motor, an end cap, a controller, and a cover plate, the regulating element, poison bait storage tank, the receiving plate, the output pipeline, the solenoid valve, during the use, the user can take out the receiving plate and put into the mouse bait in the holding tank, then install the receiving plate again inside the casing, after the mouse breathes in bait and gets into through the entry, can make the pressing member press control switch when passing through the loading board, reset spring is compressed this moment, and then make motor and solenoid valve open, thereby make the mushy mouse killing poison bait in poison storage tank can discharge through the output pipeline, and after the mouse leaves the loading board, the pressing rod can resume under reset spring's effect, thereby stop the discharge of mushy mouse killing poison bait, and then make the device can realize the automatic control work of mushy mouse killing poison bait, thereby effectively reducing the waste of the medicine.
(2) The utility model discloses a set up the receiving board, the slider, a slide rail, export, the pull ring, closing plate and knob, during the use, need take out the receipt and change the bait of holding tank inside and when clearing up the recess inside in the long-time use of device, only need twist and move the knob and rotate the closing plate again, and then open the export, the slider that can drive the receiving board bottom through the pulling pull ring slides on the slide rail until last slider breaks away from with the slide rail and can accomplish the dismantlement to the receiving board and take out work, thereby made things convenient for the user to the work of taking out of receiving board, and then promoted the convenience that the device used.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the internal structure of the positioning block of the present invention;
fig. 3 is a schematic view of an installation structure of the adjusting assembly of the present invention;
fig. 4 is the utility model discloses a connection structure schematic diagram of slider and stopper.
In the figure: 1. a housing; 2. a carrier plate; 3. positioning blocks; 4. a rebound assembly; 5. a pressing assembly; 6. a motor; 7. an adjustment assembly; 8. a poison bait storage tank; 9. receiving a plate; 10. an output pipe; 11. an electromagnetic valve; 12. a chute; 13. a guide bar; 14. a slide plate; 15. a limiting rod; 16. a return spring; 17. a guide groove; 18. a pressing lever; 19. a pressing member; 20. a control switch; 21. pressing a plate; 22. a screw; 23. a first gear; 24. a second gear; 25. a placement groove; 26. a storage tank; 27. a net cover; 28. a pull ring; 29. a slider; 30. a slide rail; 31. a limiting block; 32. a card slot; 33. a clamping block; 34. a sealing plate; 35. a knob.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-4, the utility model provides a technical scheme: an intelligent deratization device comprises a shell 1, a bearing plate 2, a positioning block 3, a rebound assembly 4, a pressing assembly 5, a motor 6, an adjusting assembly 7, a bait storage tank 8, a receiving plate 9, an output pipeline 10 and an electromagnetic valve 11, wherein an inlet is formed in one side of the shell 1, an outlet is formed in the other side of the shell 1, the bearing plate 2 is installed on one side, close to the inlet, of the shell 1 through the positioning block 3, inclined plates are hinged to two sides of the bearing plate 2, the receiving plate 9 is arranged on one side, close to the outlet, of the shell 1, the rebound assembly 4 is arranged at the middle position of the bottom of the bearing plate 2, the pressing assemblies 5 are respectively arranged on two sides of the bottom of the bearing plate 2, the motor 6 is installed on one side of the top of the shell 1, the bait storage tank 8 is fixedly connected to one side of the top of the shell 1, pasty deratization bait is arranged in the bait storage tank 8, the adjusting assembly 7 is arranged inside the bait storage tank 8, feed supplement pipeline is installed to poison bait storage tube top one side, just output pipeline 10 is installed to poison bait storage tank 8 bottom, solenoid valve 11 is installed to output pipeline 10 intermediate position.
In this embodiment, specifically: rebound assembly 4 comprises spout 12, guide arm 13, slide 14, gag lever post 15 and reset spring 16, spout 12 has been seted up to 3 bottom inboards of locating piece 12 inside fixedly connected with gag lever post 15 respectively of spout 12 both sides gag lever post 15 outer wall sliding connection has slide 14, just install reset spring 16, two sets of respectively between slide 14 bottom both sides and the 12 bottom inner walls of spout reset spring 16 and two sets of the connection is established to the 15 outer wall one-to-one cover of gag lever post 3 intermediate position sliding connection has guide arm 13, guide arm 13 top and 2 bottom fixed connection of loading board, spout 12 and 14 top fixed connection of slide are run through to guide arm 13 bottom, have made things convenient for the resilience of loading board 2 through the rebound assembly 4 that kick-backs that sets up, and then have made things convenient for the use of device.
In this embodiment, specifically: the two groups of pressing assemblies 5 are respectively provided with a guide groove 17, a pressing rod 18, a pressing piece 19 and a control switch 20, the guide grooves 17 are respectively formed in two sides of the top of the positioning block 3, the two groups of guide grooves 17 are respectively and slidably connected with the pressing rods 18, the tops of the pressing rods 18 respectively penetrate through the guide grooves 17 and are fixedly connected with the outer walls of two sides of the bottom of the bearing plate 2, the bottoms of the pressing rods 18 are respectively and fixedly connected with the pressing pieces 19, the two groups of control switches 20 are respectively arranged on the inner walls of the bottoms of the guide grooves 17, the two groups of control switches 20 are respectively and electrically connected with the motor 6 and the electromagnetic valve 11 through leads, the motor 6 and the electromagnetic valve 11 can be controlled through the arranged pressing assemblies 5, and then the automatic feeding work can be realized by the device.
In this embodiment, specifically: adjusting part 7 comprises clamp plate 21, screw rod 22, first gear 23, second gear 24 the inside sliding connection of poison bait storage tank 8 has clamp plate 21, clamp plate 21 top is rotated and is connected with screw rod 22, screw rod 22 top run through casing 1 and with casing 1 run through position sliding connection, just screw rod 22 top outer wall threaded connection has first gear 23, first gear 23 bottom is passed through the bearing and is connected with 1 top rotation of casing, just 23 one side meshing of first gear is connected with second gear 24, second gear 24 and 6 output end fixed connection of motor make the device can realize the work of automatic material conveying through adjusting part 7 that sets up.
In this embodiment, specifically: the top of the receiving plate 9 is provided with a placing groove 25, two sides of the placing groove 25 are respectively provided with a storing groove 26, the inner side of the top of the storing groove 26 is provided with a net cover 27, two sides of the bottom of the net cover 27 are respectively connected with the inner wall of the storing groove 26 in a clamping way through supporting rods, one side of the receiving plate 9 is fixedly connected with a pull ring 28 through a fixing rod, three groups of sliding blocks 29 are fixedly connected with the bottom of the receiving plate 9 from left to right in sequence, the inner wall of the bottom of the other side of the shell 1 is fixedly connected with a sliding rail 30, the three groups of sliding blocks 29 are respectively connected with the sliding rail 30 in a sliding way, one end of the sliding rail 30 far away from the outlet is fixedly connected with a limiting block 31, one side of the limiting block 31 is internally provided with a clamping groove 32, the clamping block 33 is connected with the inside of the clamping groove 32 in a clamping way, one end of the clamping block 33 penetrates through the clamping groove 32 and is fixedly connected with the sliding block 29 at the bottom of the side of the receiving plate 9 far away from the outlet, when the device needs to clear up receiving plate 9 in long-time use, can be through opening the export to slide on slide rail 30 through pulling pull ring 28 drive slider 29 of receiving plate 9 bottom until last slider 29 breaks away from with slide rail 30 and can accomplish the dismantlement to receiving plate 9 and take out work, and then made things convenient for the user to take out the cleaning work to the dismantlement of receiving plate 9, and then promoted the convenience that the device used.
In this embodiment, specifically: the outer wall of one side of the outlet is hinged with a sealing plate 34, the bottom of the sealing plate 34 is in threaded connection with a knob 35, one end of the knob 35 penetrates through the outer wall of the sealing plate 34 and the outer wall of the shell 1 and is in threaded connection, the outlet can be in a closed state through the sealing plate 34 and the knob 34 which are arranged, and the user can open and close the outlet conveniently only by screwing the knob 35 and then rotating the sealing plate 34.
Working principle, when in use, a user can open the outlet by screwing the knob 35, then rotating the sealing plate 34, then sliding the slide block 29 at the bottom of the receiving plate 9 on the slide rail 30 by pulling the pull ring 28 until the last slide block 29 is separated from the slide rail 30, at this time, the receiving plate 9 can be taken out, at this time, the user can open the mesh cover 27 and place mouse bait into the storage groove 26 at the top of the receiving plate 9, the receiving plate 9 is installed on the inner wall at the bottom of the housing 1 through the slide block 29 and the slide rail 30, then the outlet is closed, when a mouse smells the bait, the mouse can enter the housing 1 through the inlet, and when a mouse climbs on the bearing plate 2 through the inclined plate at one side of the bearing plate 2, the guide rod 13 can drive the slide plate 14 to move downwards, at this time, the return spring 16 is compressed, and the pressing pieces 19 at both sides of the bottom of the pressing rod 18 can move downwards simultaneously, so that the motor 6 and the electromagnetic valve 11 are opened, and then make motor 6 can drive the first gear 23 of second gear 24 one side and rotate, thereby make screw rod 22 move down, make clamp plate 21 can discharge the inside pasty deratization poison bait that sets up of poison bait storage tank 8 through output pipeline 10 to the inside recess at receiving board 9 top under the effect that screw rod 22 moves down, when the mouse reaches receiving board 9 top through the loading board 2, loading board 2 can kick-back under the effect of reset spring 16, and make pressing rod 18 resume and then make motor 6 and solenoid valve 11 close, the mouse can be through eating the inside pasty deratization poison bait of recess this moment, and then realize killing of mouse, when needing to change the bait inside storage tank 26 and clear up the recess inside in the long-time use of device, only need to twist knob 35 and rotate sealing plate 34 again, and then open the export, can drive slider 29 of receiving board 9 bottom through pulling pull ring 28 and slide on slide rail 30 until the most The latter slide 29 is disengaged from the slide 30 to complete the removal of the receiving plate 9.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An intelligent deratization device is characterized by comprising a shell (1), a bearing plate (2), a positioning block (3), a rebound assembly (4), a pressing assembly (5), a motor (6), an adjusting assembly (7), a poison bait storage tank (8), a receiving plate (9), an output pipeline (10) and a solenoid valve (11), wherein an inlet is formed in one side of the shell (1), an outlet is formed in the other side of the shell (1), the bearing plate (2) is installed on one side, close to the inlet, of the shell (1) through the positioning block (3), the receiving plate (9) is arranged on one side, close to the outlet, of the shell (1), the rebound assembly (4) is arranged in the middle of the bottom of the bearing plate (2), the pressing assembly (5) is respectively arranged on two sides of the bottom of the bearing plate (2), the motor (6) is installed on one side of the top of the shell (1), the poison bait storage tank (8) is fixedly connected to one side of the top of the shell (1), the poison bait storage tank (8) is inside to be provided with adjusting part (7), the feed supplement pipeline is installed to poison bait storage tube top one side, just output pipeline (10) are installed to poison bait storage tank (8) bottom, solenoid valve (11) are installed to output pipeline (10) intermediate position.
2. The intelligent deratization device according to claim 1, wherein: the rebound assembly (4) consists of a sliding groove (12), a guide rod (13), a sliding plate (14), a limiting rod (15) and a return spring (16), the inner side of the bottom of the positioning block (3) is provided with the sliding groove (12), limiting rods (15) are respectively and fixedly connected inside two sides of the sliding chute (12), the outer wall of the limiting rod (15) is connected with a sliding plate (14) in a sliding way, return springs (16) are respectively arranged between two sides of the bottom of the sliding plate (14) and the inner wall of the bottom of the sliding chute (12), two groups of the return springs (16) are correspondingly sleeved and connected with the outer walls of the two groups of the limiting rods (15) one by one, a guide rod (13) is connected in a sliding way at the middle position of the positioning block (3), the top end of the guide rod (13) is fixedly connected with the bottom of the bearing plate (2), the bottom of the guide rod (13) penetrates through the sliding groove (12) and is fixedly connected with the top of the sliding plate (14).
3. The intelligent deratization device according to claim 1, wherein: the two groups of pressing assemblies (5) are respectively provided with a guide groove (17), a pressing rod (18), a pressing piece (19) and a control switch (20), the guide grooves (17) are respectively formed in two sides of the top of the positioning block (3), the two groups of pressing pieces (19) are respectively connected to the inner portions of the guide grooves (17) in a sliding mode, the tops of the pressing rods (18) are respectively penetrated through the guide grooves (17) and fixedly connected with the outer walls of the two sides of the bottom of the bearing plate (2), the bottoms of the pressing rods (18) are respectively and fixedly connected with the pressing pieces (19), the inner walls of the bottom of the guide grooves (17) are respectively provided with the control switch (20), and the two groups of control switches (20) are respectively and electrically connected with the motor (6) and the electromagnetic valve (11) through conducting wires.
4. The intelligent deratization device according to claim 1, wherein: adjusting part (7) comprises clamp plate (21), screw rod (22), first gear (23), second gear (24) poison bait storage tank (8) inside sliding connection has clamp plate (21), clamp plate (21) top is rotated and is connected with screw rod (22), screw rod (22) top is run through casing (1) and is run through position sliding connection with casing (1), just screw rod (22) top outer wall threaded connection has first gear (23), first gear (23) bottom is passed through the bearing and is connected with casing (1) top rotation, just first gear (23) one side meshing is connected with second gear (24), second gear (24) and motor (6) output end fixed connection.
5. The intelligent deratization device according to claim 1, wherein: the top of the receiving plate (9) is provided with a placing groove (25), two sides of the placing groove (25) are respectively provided with a storing groove (26), the inner side of the top of the storing groove (26) is provided with a net cover (27), two sides of the bottom of the net cover (27) are respectively connected with the inner wall of the storing groove (26) in a clamping way through supporting rods, one side of the receiving plate (9) is fixedly connected with a pull ring (28) through a fixing rod, the bottom of the receiving plate (9) is fixedly connected with three groups of sliding blocks (29) from left to right in sequence, the inner wall of the bottom of the other side of the shell (1) is fixedly connected with a sliding rail (30), the three groups of sliding blocks (29) are respectively connected with the sliding rail (30) in a sliding way, one end of the sliding rail (30) far away from an outlet is fixedly connected with a limiting block (31), one side of the limiting block (31) is internally provided with a clamping groove (32), and the clamping block (33) is clamped in the clamping groove (32), one end of the clamping block (33) penetrates through the clamping groove (32) and is fixedly connected with the sliding block (29) at the bottom of the side, far away from the outlet, of the receiving plate (9).
6. The intelligent deratization device according to claim 1, wherein: the outer wall of one side of the outlet is hinged with a sealing plate (34), the bottom of the sealing plate (34) is in threaded connection with a knob (35), and one end of the knob (35) penetrates through the sealing plate (34) and is in threaded connection with the outer wall of the shell (1).
CN202221109785.2U 2022-05-10 2022-05-10 Intelligent deratization device Active CN217446374U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221109785.2U CN217446374U (en) 2022-05-10 2022-05-10 Intelligent deratization device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221109785.2U CN217446374U (en) 2022-05-10 2022-05-10 Intelligent deratization device

Publications (1)

Publication Number Publication Date
CN217446374U true CN217446374U (en) 2022-09-20

Family

ID=83273469

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221109785.2U Active CN217446374U (en) 2022-05-10 2022-05-10 Intelligent deratization device

Country Status (1)

Country Link
CN (1) CN217446374U (en)

Similar Documents

Publication Publication Date Title
CN217446374U (en) Intelligent deratization device
CN108593881A (en) A kind of Pesticide-Polluted Soil detection device
CN211458460U (en) Automatic pet feeding device
CN107836379A (en) A kind of automated poultry cultivation equipment
CN216058715U (en) Be applied to interim breeding device of experimental animals of animal experiment
CN101319825A (en) Automatic water feeding control device of solar water container
CN205820118U (en) A kind of foot steps on compression-type garbage bin
CN212660932U (en) Physical prevention and control device of grassland mouse
CN2297061Y (en) Automatic continuous mouse trap
CN211253822U (en) Garbage storage device
CN209374289U (en) Modularized circuit breaker mechanism
CN216930841U (en) Accurate fertilizer injection unit is used in chinese herbal medicine planting
CN221051639U (en) Oil-water separator
CN212581019U (en) Conveniently adjust material output and have feeding machine of supplementary watering device
CN221069545U (en) Recovery unit for rubbish
CN217989349U (en) Experiment cabinet for biological experiment
CN221141556U (en) Sludge dewatering plate-and-frame filter press
CN212697149U (en) Automatic feed discharging groove for livestock breeding
CN213474293U (en) Automatic blanking device
CN220464870U (en) Automatic feeding garbage compressor
CN211133516U (en) Garbage recycling device for bioengineering
CN210695424U (en) Intelligent pet house
CN215627664U (en) Quantitative dosing device for livestock and poultry manure treatment
CN215139111U (en) A insecticide allotment equipment for forest pest control
CN220308181U (en) Forestry plant diseases and insect pests prevention and control lures worm device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant