CN215379795U - Cultivation device that construction was used - Google Patents

Cultivation device that construction was used Download PDF

Info

Publication number
CN215379795U
CN215379795U CN202023309513.0U CN202023309513U CN215379795U CN 215379795 U CN215379795 U CN 215379795U CN 202023309513 U CN202023309513 U CN 202023309513U CN 215379795 U CN215379795 U CN 215379795U
Authority
CN
China
Prior art keywords
cavity
soil
movable rod
storage tank
rod
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
CN202023309513.0U
Other languages
Chinese (zh)
Inventor
谢喆
张为帅
罗浩然
余涛
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.)
China Second Metallurgy Group Co Ltd
Original Assignee
China Second Metallurgy Group 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 China Second Metallurgy Group Co Ltd filed Critical China Second Metallurgy Group Co Ltd
Priority to CN202023309513.0U priority Critical patent/CN215379795U/en
Application granted granted Critical
Publication of CN215379795U publication Critical patent/CN215379795U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)

Abstract

The utility model discloses a cultivation device applied to building construction, which comprises a soil sampling cylinder, wherein a first cavity communicated with the bottom is arranged in the soil sampling cylinder, the bottom of the soil sampling cylinder is of a conical structure, a collection cylinder is also arranged in the cavity of the soil sampling cylinder, a second cavity is arranged in the collection cylinder, and a push plate is arranged in the second cavity; the soil sampling cylinder is also provided with a first movable rod, the first movable rod penetrates into the first cavity to be connected with the collecting cylinder, and a second movable rod is arranged on the first movable rod; the material storage tank is also included, a discharge port is arranged at the bottom of the material storage tank, a plugging rod is arranged in the discharge port, a connecting plate of an L-shaped structure is arranged on the plugging rod, one end of the connecting plate is connected with the top of the plugging rod, the other end of the connecting plate is connected with a second movable rod, a third cavity is arranged in the plugging rod, and a feed port is also arranged on the circumferential outer wall of the plugging rod; still be equipped with the passageway in the soil sampling section of thick bamboo, the first cavity of passageway one end intercommunication, the other end is connected with the discharge gate of storage tank, the second movable rod can promote the shutoff stick and remove to in the passageway.

Description

Cultivation device that construction was used
Technical Field
The utility model relates to the technical field of building greening construction, in particular to a cultivation device applied to building construction.
Background
At present, constructor is when constructing the greenization district of roadside, mostly uses artificial mode to sow, utilize the hoe to dig a hole in soil, then put into to the soil hole with the flower seed that needs the seeding, it fills up the soil hole to recycle the hoe at last, however, when the region of seeding has planted other flower seed vegetation, the operation personnel is when utilizing the hoe to dig the hole to soil, the soil of digging out scatters easily on other flower seeds, the later stage still needs to clear up it in addition, wastes time and energy.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the defects in the prior art, and the utility model aims to provide the cultivation device for building construction application, which can prevent soil from scattering on other nearby vegetation when flower seeds are sowed, and improve the sowing efficiency of operators.
The utility model is realized by the following technical scheme:
a cultivation device for building construction application comprises a soil sampling cylinder, wherein a first cavity communicated with the bottom is arranged inside the soil sampling cylinder, the bottom of the soil sampling cylinder is of a conical structure, a collecting cylinder is further arranged in the first cavity of the soil sampling cylinder, the outer diameter of the collecting cylinder is consistent with the inner diameter of the first cavity, a second cavity is arranged in the collecting cylinder and is communicated with the bottom of the collecting cylinder, a push plate is arranged in the second cavity, the push plate is of a disc structure, the diameter of the push plate is consistent with the inner diameter of the second cavity, and the push plate can move along the axial direction of the collecting cylinder; the soil sampling cylinder is also provided with a first movable rod, the first movable rod penetrates into the first cavity to be connected with the collecting cylinder, the first movable rod is provided with a second movable rod, and the second movable rod penetrates through the first cavity to be connected with the push plate; the bottom of the storage tank is of a conical structure, a discharge port is formed in the bottom of the storage tank, a plugging rod matched with the discharge port is arranged in the discharge port, a connecting plate of an L-shaped structure is arranged on the plugging rod, one end of the connecting plate is connected with the top of the plugging rod, the other end of the connecting plate is connected with a second movable rod, a third cavity is formed in the plugging rod and communicated with the bottom of the plugging rod, a plurality of feed ports are further formed in the circumferential outer wall of the plugging rod, and the feed ports are communicated with the third cavity; still be equipped with the passageway in the soil sampling section of thick bamboo, the first cavity of passageway one end communicates, and the other end is connected with the discharge gate of storage tank, the second movable rod can promote the shutoff stick and remove to in the passageway.
When the flower seeds are sowed in the traditional mode, an operator digs a small pit in a sowing area by using a hoe, then puts the flower seeds to be planted into the soil pit, finally fills the soil pit to level up, and then completes the sowing cultivation of the flower seeds, but when the operator digs the soil by using the hoe, the dug soil easily drops on other well-grown vegetation nearby, therefore, the operator also needs to clean the soil dropping on the nearby vegetation in the later period, the cultivation efficiency of the operator is reduced, when the flower seeds are sowed, the technical scheme pushes the collecting cylinder to the lowest end of the soil taking cylinder by using the first movable rod, so that the bottom of the collecting cylinder is flush with the bottom of the soil taking cylinder, when the flower seeds are sowed in the initial state, the set plugging rod is positioned in the channel, the channel is plugged by using the set plugging rod, then the flower seeds to be sowed are put into the material storage tank, due to the existence of the blocking rod, the flower seeds can be temporarily stored in the material storage tank, the soil taking cylinder is inserted into the soil sowing area, the operation person limits the first movable rod to move downwards in the process of inserting the soil taking cylinder into soil, so that the relative displacement between the soil taking cylinder and the collecting cylinder is avoided, finally the soil is forced to enter the collecting cylinder, due to certain viscosity of the soil, when the first movable rod and the second movable rod are pulled to move upwards, the soil stored in the collecting cylinder moves upwards along with the collecting cylinder, so that the collecting cylinder moves to a position above a communication part of the channel and the first cavity, due to the fact that the collecting cylinder integrally moves upwards for a certain distance, a certain gap is formed in the soil taking cylinder and is communicated with the channel, when the second rod moves downwards along with the first movable rod, the L-shaped connecting plate on the second movable rod pulls the blocking rod to move upwards, finally, the plugging rod moves into the storage tank from the channel, and further a feed inlet arranged on the plugging rod is positioned in the storage tank, at the moment, the flower seeds in the storage tank enter the channel through the feed inlet, finally fall into the soil sampling cylinder to form a gap, then the first movable rod and the second movable rod move downwards to force the collection cylinder to move to an initial position, so that the soil in the collection cylinder covers the seeds of the soil sampling cylinder, the arranged edge sealing rod plugs the channel again, finally the soil sampling cylinder is pulled upwards, the second movable rod is pressed downwards at the same time, when the soil sampling cylinder moves out of the soil, the second movable rod can push a push plate to push out the soil stored in the collection cylinder, so that the sowing of the flower seeds is completed, the soil cannot be taken out of the soil in the whole process, and the situation that the soil scatters to other vegetation is effectively avoided, thereby reducing the link of cleaning soil in the later period and reducing the labor intensity of operators.
Further, be equipped with first bar mouth on the circumference lateral wall of first movable rod, first bar mouth distributes along the axial direction of first movable rod, the second movable rod is two, is located the both sides of first movable rod respectively, still be equipped with the horizontal pole in the first bar mouth, the horizontal pole level alternates in the bar mouth, the both ends of horizontal pole are connected with two second movable rods respectively.
Two ends of the arranged cross rod are connected with the two second movable rods, so that the two second movable rods can keep synchronous motion, and the second movable rods can smoothly push out soil stored in the collecting cylinder to cover seeds; simultaneously, utilize the first bar mouth that sets up to make first movable rod can freely remove for the second movable rod to utilize the second movable rod, can promote the push pedal and remove in gathering a section of thick bamboo.
Further, the top of material storage tank still is equipped with the lid that matches with the material storage tank, and the lid passes through the screw thread to be connected with the material storage tank.
The lid that sets up conveniently puts into the flower seed to the storage material jar.
Further, still be equipped with the second bar mouth on the lateral wall of material storage jar, the second bar mouth sets up on the lateral wall of material storage jar along vertical direction, the connecting plate is located the bar mouth to the connecting plate can remove along vertical direction in the second bar mouth. All be equipped with on the both ends inner wall of bar mouth and place the chamber, two upper and lower surfaces of connecting plate all are equipped with the baffle, and baffle one end is connected with the connecting plate, and the other end can stretch into to placing the intracavity.
The L-shaped structure connecting plate is used for driving the plugging rod to move, when the first movable rod moves upwards, the arranged connecting plate pulls the plugging rod to move upwards, and in order to ensure that the connecting plate can smoothly move on the material storage tank along the vertical direction, the second strip-shaped opening with the width consistent with that of the connecting plate is arranged on the material storage tank, so that the connecting plate can smoothly move in the second strip-shaped opening; simultaneously in order to avoid the seed in the material storage tank to appear from the second bar mouth, consequently, two baffles have been set up on the connecting plate, the width of baffle is unanimous with the width of second bar mouth, and the cross-sectional length of two baffles and connecting plate is greater than the length of second bar, make baffle and connecting plate can effectively avoid the seed to leak from the second bar mouth, in use, when the second movable rod drives the connecting plate and moves in vertical direction, the baffle of setting can be placing the intracavity and remove, thereby guarantee that the baffle can follow the connecting plate and remove at the interior removal of second bar mouth, guarantee that the baffle continues to carry out the shutoff to the second bar mouth at the in-process that removes.
Furthermore, both sides of the soil sampling cylinder are provided with pedals, and the pedals are close to the top of the soil sampling cylinder.
The footboard that sets up is convenient for the operation personnel to insert soil sampling section of thick bamboo in the soil.
Further, still include the backup pad, the section of thick bamboo that fetches earth is vertical to run through in the backup pad, and the section of thick bamboo that fetches earth can move along the axial direction of a section of thick bamboo that fetches earth in the backup pad. Still be equipped with two bracing pieces on the backup pad, the bracing piece is located the axial both sides of a soil sampling section of thick bamboo respectively, and the bracing piece is located the footboard under to the bracing piece all is connected through screw thread and backup pad are vertical, and the bottom of bracing piece still is equipped with a supporting bench.
The supporting plate is used for supporting the soil sampling cylinder, so that the soil sampling cylinder cannot deflect in the process of being inserted into soil, and the soil sampling cylinder can be vertically inserted into the soil; the bracing piece that sets up is used for supporting the backup pad on the one hand for the backup pad keeps certain distance with soil, simultaneously because the bracing piece passes through the screw thread to be connected with the backup pad, through the mode of rotatory bracing piece, can adjust the height of bracing piece in the backup pad, thereby the distance that the control power footboard moved down, and then controlled the degree of depth that a soil sampling section of thick bamboo inserted in soil, thereby the depth of sowing of control power flower seed.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. according to the cultivation device for building construction application, soil can be temporarily stored by the aid of the arranged collection cylinder, the collection cylinder is driven to move upwards by the aid of the first movable rod, the blocking rod is communicated with the storage tank by the aid of the second movable rod, seeding in the storage tank enters a gap formed by the soil sampling cylinder and the collection cylinder through the channel, finally, the soil stored in the collection cylinder is pushed to cover the seeding by the aid of the second movable rod, the blocking rod blocks the channel, seeding of flower seeds is completed, and soil is prevented from scattering to other nearby vegetation in the whole process, so that labor intensity of operators is reduced;
2. according to the cultivation device for building construction, the supporting plate is arranged to ensure that the soil sampling cylinder can be vertically inserted into soil, so that the soil sampling cylinder is prevented from being obliquely inserted into the soil, and the supporting rod is arranged to control the depth of the soil sampling cylinder inserted into the soil, so that the sowing depth of flower seeds is controlled.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of another embodiment of the present invention;
FIG. 3 is an enlarged view of part A of the present invention;
FIG. 4 is an enlarged view of the part B of the present invention;
FIG. 5 is a schematic structural diagram of the storage tank of the present invention;
FIG. 6 is a schematic structural view of the present invention C-C;
FIG. 7 is a schematic view of the connection structure of the plugging rod and the connection plate according to the present invention;
fig. 8 is a schematic structural diagram of the first movable bar according to the present invention.
Reference numbers and corresponding part names in the drawings:
1-supporting plate, 2-channel, 3-push plate, 4-collecting cylinder, 5-soil sampling cylinder, 6-supporting rod, 7-pedal, 8-second movable rod, 9-first movable rod, 10-material storage tank, 11-cover body, 12-connecting plate, 13-blocking rod, 14-third cavity, 15-feeding hole, 16-baffle, 17-placing cavity, 18-supporting table and 19-first strip-shaped port.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1 to 8, the cultivation device for building construction application of the present invention comprises a soil sampling cylinder 5, a first cavity communicated with the bottom is arranged inside the soil sampling cylinder 5, the bottom of the soil sampling cylinder 5 is a conical structure, a collection cylinder 4 is further arranged inside the first cavity of the soil sampling cylinder 5, a second cavity is arranged inside the collection cylinder 4, the second cavity is communicated with the bottom of the collection cylinder 4, a push plate 3 is arranged inside the second cavity, and the push plate 3 can move along the axial direction of the collection cylinder 4; the soil sampling cylinder 5 is also provided with a first movable rod 9, the first movable rod 9 penetrates into the first cavity to be connected with the collecting cylinder 4, the first movable rod 9 is provided with a second movable rod 8, and the second movable rod 8 penetrates through the first cavity to be connected with the push plate 3; the material storage tank is characterized by further comprising a material storage tank 10, the bottom of the material storage tank 10 is of a conical structure, a material outlet is formed in the bottom of the material storage tank 10, a plugging rod 13 matched with the material outlet is arranged in the material outlet, a connecting plate 12 of an L-shaped structure is arranged on the plugging rod 13, one end of the connecting plate 12 is connected with the top of the plugging rod 13, the other end of the connecting plate 12 is connected with a second movable rod 8, a third cavity 14 is formed in the plugging rod 13, the third cavity 14 is communicated with the bottom of the plugging rod 13, a plurality of feed inlets 15 are further formed in the circumferential outer wall of the plugging rod 13, and the feed inlets 15 are communicated with the third cavity 14; still be equipped with passageway 2 in the soil sampling section of thick bamboo 5, the first cavity intercommunication of passageway 2 one end, the other end is connected with the discharge gate of material storage tank 10, second movable rod 8 can promote shutoff stick 13 and remove to in the passageway 2.
Example 2
On the basis of embodiment 1, be equipped with first bar mouth 19 on the circumference lateral wall of first movable rod 9, first bar mouth 19 distributes along the axial direction of first movable rod 9, second movable rod 8 is two, is located the both sides of first movable rod 9 respectively, still be equipped with the horizontal pole in first bar mouth 14, the horizontal pole level alternates in the bar mouth, the both ends of horizontal pole are connected with two second movable rods 8 respectively.
Example 3
On the basis of embodiment 1, the top of the material storage tank 10 is further provided with a cover body 11 matched with the material storage tank 10, and the cover body 11 is connected with the material storage tank 10 through threads.
Example 4
Go upward on embodiment 1's basis, still be equipped with the second bar mouth on the lateral wall of material storage tank 10, the second bar mouth sets up on material storage tank 10's lateral wall along vertical direction, connecting plate 12 is located the bar mouth to connecting plate 12 can remove along vertical direction in the second bar mouth. All be equipped with on the both ends inner wall of bar mouth and place chamber 17, two upper and lower surfaces of connecting plate 12 all are equipped with baffle 16, and baffle 16 one end is connected with connecting plate 12, and the other end can stretch into to placing in the chamber 17.
Example 5
On the basis of embodiment 1, both sides of the soil sampling cylinder 5 are provided with pedals 7, and the pedals 7 are close to the top of the soil sampling cylinder 5.
Example 6
On the basis of embodiment 5, the soil sampling device further comprises a support plate 1, wherein the soil sampling cylinder 5 vertically penetrates through the support plate 1, and the soil sampling cylinder 5 can move on the support plate 1 along the axial direction of the soil sampling cylinder 5. The soil sampling device is characterized in that two support rods 6 are further arranged on the support plate 1, the support rods 6 are respectively located on two axial sides of the soil sampling cylinder, the support rods 6 are vertically connected with the support plate 1 through threads, and a support table 18 is further arranged at the bottom of each support rod 6.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (8)

1. A cultivation device applied to building construction comprises a soil sampling cylinder (5), wherein a first cavity communicated with the bottom end is arranged inside the soil sampling cylinder, and the bottom of the soil sampling cylinder (5) is of a conical structure, and the cultivation device is characterized in that a collecting cylinder (4) is further arranged inside the first cavity of the soil sampling cylinder (5), the collecting cylinder (4) can move along the axial direction of the soil sampling cylinder (5), a second cavity is arranged inside the collecting cylinder (4), the second cavity is communicated with the bottom end of the collecting cylinder (4), a push plate (3) is arranged inside the second cavity, and the push plate (3) can move along the axial direction of the collecting cylinder (4);
the soil sampling cylinder (5) is also provided with a first movable rod (9), the first movable rod (9) penetrates into the first cavity to be connected with the collecting cylinder (4), the first movable rod (9) is provided with a second movable rod (8), and the second movable rod (8) penetrates through the first cavity to be connected with the push plate (3);
the material storage tank is characterized by further comprising a material storage tank (10), the bottom of the material storage tank (10) is of a conical structure, a discharge hole is formed in the bottom of the material storage tank (10), a blocking rod (13) matched with the discharge hole is arranged in the discharge hole, a connecting plate (12) of an L-shaped structure is arranged on the blocking rod (13), one end of the connecting plate (12) is connected with the top of the blocking rod (13), the other end of the connecting plate is connected with a second movable rod (8), a third cavity (14) is arranged in the blocking rod (13), the third cavity (14) is communicated with the bottom of the blocking rod (13), a plurality of feed inlets (15) are further formed in the outer wall of the circumference of the blocking rod (13), and the feed inlets (15) are communicated with the third cavity (14);
still be equipped with passageway (2) in soil sampling section of thick bamboo (5), the first cavity intercommunication of passageway (2) one end, the other end is connected with the discharge gate of holding material jar (10), second movable rod (8) can promote shutoff stick (13) and remove to in passageway (2).
2. The cultivation device for building construction application according to claim 1, wherein the first movable rod (9) is provided with a first strip-shaped opening (19) on a circumferential side wall, the first strip-shaped openings (19) are distributed along an axial direction of the first movable rod (9), the number of the second movable rods (8) is two, the two second movable rods are respectively located on two sides of the first movable rod (9), a cross rod is further arranged in the first strip-shaped opening (19) and horizontally inserted in the strip-shaped openings, and two ends of the cross rod are respectively connected with the two second movable rods (8).
3. The cultivation device for building construction application as claimed in claim 1, wherein the top of the material storage tank (10) is further provided with a cover body (11) matched with the material storage tank (10), and the cover body (11) is connected with the material storage tank (10) through threads.
4. A cultivating device for building construction applications according to claim 1, characterised in that the side wall of the material storage tank (10) is provided with a second strip-shaped opening, which is arranged in the vertical direction on the side wall of the material storage tank (10), the connecting plate (12) is located in the strip-shaped opening, and the connecting plate (12) can move in the vertical direction in the second strip-shaped opening.
5. The cultivation device for building construction application as claimed in claim 4, wherein the inner walls of the two ends of the strip-shaped opening are provided with placing cavities (17), the upper surface and the lower surface of the connecting plate (12) are provided with baffles (16), one end of each baffle (16) is connected with the connecting plate (12), and the other end of each baffle (16) can extend into the placing cavity (17).
6. A cultivating device for building construction applications according to claim 1, characterised in that the soil-sampling cylinder (5) is provided with footrests (7) on both sides, the footrests (7) being located close to the top of the soil-sampling cylinder (5).
7. A cultivating device for building construction applications according to claim 6, further comprising a supporting plate (1), wherein the soil-sampling cylinder (5) is vertically penetrated on the supporting plate (1), and the soil-sampling cylinder (5) can move on the supporting plate (1) along the axial direction of the soil-sampling cylinder (5).
8. A cultivation device for building construction application as claimed in claim 7, wherein the support plate (1) is further provided with two support rods (6), the support rods (6) are respectively located at two axial sides of the soil-taking barrel, the support rods (6) are located right below the pedal (7), the support rods (6) are vertically connected with the support plate (1) through threads, and the bottom of the support rods (6) is further provided with a support platform (18).
CN202023309513.0U 2020-12-31 2020-12-31 Cultivation device that construction was used Active CN215379795U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023309513.0U CN215379795U (en) 2020-12-31 2020-12-31 Cultivation device that construction was used

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023309513.0U CN215379795U (en) 2020-12-31 2020-12-31 Cultivation device that construction was used

Publications (1)

Publication Number Publication Date
CN215379795U true CN215379795U (en) 2022-01-04

Family

ID=79660951

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023309513.0U Active CN215379795U (en) 2020-12-31 2020-12-31 Cultivation device that construction was used

Country Status (1)

Country Link
CN (1) CN215379795U (en)

Similar Documents

Publication Publication Date Title
CN213073546U (en) High-efficient planting device is used to farming
CN202406506U (en) Garlic seeder
CN106797737B (en) Garlic seeder
CN111771475A (en) River levee ecological remediation plants device
CN215379795U (en) Cultivation device that construction was used
CN211793193U (en) Flowers and plants bank protection is used in gardens protection
CN109792863A (en) A kind of gardens meadow planting equipment for municipal works
CN105557157A (en) Rice dry cultivation machine and working method
CN215188214U (en) Multifunctional pit digging equipment for planting Chinese medicinal materials under forest
CN206533728U (en) A kind of planting huge fungous grass machine
CN115735495A (en) Gardenia and arbor and shrub interplanting device and method
CN216362805U (en) Device for sowing and seedling
CN215836131U (en) Educate seedling tray convenient to grow seedlings and get and put
CN214257332U (en) Rice is planted and is cultivated box with seedling convenient to seeding
CN205848194U (en) A kind of miniature tree grafting growth excavator
CN213029352U (en) Keep-alive device for transplanting ecological garden nursery stocks
CN212992991U (en) Corn seeder with adjustable interval
CN211558168U (en) Basin is cultivated to volume extensible tea-seed oil seedling
CN205093127U (en) Red -fleshed sweet pomelo plants groove excavating gear
CN210298503U (en) Wheat reseeding device
CN107969194B (en) A kind of single seeding apparatus of non-rotary tilling-type deep layer
CN106612800A (en) Pepper planting machine
CN220915758U (en) Afforestation fertilizer injection unit
CN217850120U (en) Forestry fertilization equipment
CN221104035U (en) Precise pea planter

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant