CN209099868U - A kind of outdoor communication electric pole fixed connection apparatus - Google Patents
A kind of outdoor communication electric pole fixed connection apparatus Download PDFInfo
- Publication number
- CN209099868U CN209099868U CN201821848756.1U CN201821848756U CN209099868U CN 209099868 U CN209099868 U CN 209099868U CN 201821848756 U CN201821848756 U CN 201821848756U CN 209099868 U CN209099868 U CN 209099868U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- drill bit
- hole
- electric pole
- anchor body
- 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
Links
Landscapes
- Electric Cable Installation (AREA)
Abstract
The utility model discloses a kind of outdoor communication electric pole fixed connection apparatus, including anchor body and bull stick, bull stick lower end is equipped with the first bevel gear, first bevel gear two sides are engaged with the second bevel gear, casing is installed on second bevel gear, casing is sheathed in the side through hole that both ends in groove open up, the first screw rod and sliding block are provided in casing, and first the first drill bit of inner screw sheath and the first screw rod outer end that is spirally connected outside screw rod, compared with prior art, the beneficial effects of the utility model are: passing through rotation bull stick, bull stick can drive the first drill bit and the first screw rod mobile to anchor body two sides, it is inserted into the first drill bit and the first screw rod in the ground of anchor body two sides, by the first drill bit and the first screw limiting when alloing anchor body by upward pulling force, since the foundation soil of anchor body two sides is more tamped, it is not easy to loosen, therefore the first drill bit It can be fixedly secured with the position of the first screw rod, increase the mounting stability of communication electric pole.
Description
Technical field
The utility model relates to communicate electric pole mounting technique field, specially a kind of outdoor communication electric pole is fixedly connected with dress
It sets.
Background technique
Communication electric pole is used to support connection communication gauze, and communication electric pole is often arranged outdoors, since outdoor weather is severe,
Thunderstorm gale weather is more, communicates electric pole in order to prevent in thunderstorm gale day structure shakiness, occurs tilting or collapse, Yi Xietong
It reinforces outside believing electric pole when installing fixed plus between earth anchor attachment device and ground, enhances stability.
It is mostly simple one piece of cement matrix and is mounted on water in the connection earth anchor that communication electric pole installing area uses at present
Stay thimble on mud matrix after cement matrix is embedded in underground, bracing wire is connect with stay thimble and line bar, utilizes cement matrix
The gravity of itself fixes line bar, but at some strong wind days, and since wind-force is larger, and burying for cement matrix upper end is native more dilute
Pine, cement matrix are easy to be pulled by bracing wire, displacement occur and are even directly drawn out underground, make the position inclination for communicating electric pole,
Communication electric pole is caused to topple over damage.
In the prior art in order to keep the fixation of cement matrix stronger, be provided in cement matrix to insert vertically downward
Enter the drill bit in ground, after cement matrix is mounted on underground, by the ground of drill bit insertion cement matrix lower end, makes cement base
Block is stronger by drill bit fixation in underground, but since bracing wire can generate biggish vertical direction when acting on cement matrix
Power is drawn when wind-force is larger although can prevent cement matrix mobile to a certain extent using the mode that drill bit is fixed again
Line, which acts on the power on cement matrix vertically upward still, can be such that cement matrix loosens, and be pulled up by bracing wire, make to communicate electric pole
Position inclination, for this purpose, it is proposed that a kind of outdoor communication electric pole fixed connection apparatus.
Summary of the invention
The purpose of this utility model is to provide a kind of outdoor communication electric pole fixed connection apparatus, to solve above-mentioned background skill
The problem of being proposed in art.
A kind of outdoor communication electric pole fixed connection apparatus, including anchor body, anchor body are made of stainless steel material, on the anchor body
End is provided with stay thimble, and stay thimble is made of stainless steel, and the outer surface of stay thimble is coated with hard alloy layer, anchor body upper end two
Side is equipped with handle, and the anchor body includes the upper anchor slab at lower anchoring part and end mounted thereto, opens at the lower anchoring part upper end center
Equipped with groove, two sides level offers side through hole in the groove, vertically offers the second through-hole, institute at the upper anchor slab center
It states and is arranged with bull stick in the second through-hole, the bull stick lower end is interted into groove, and the bull stick lower end is equipped with the first bevel gear,
First bevel gear two sides are engaged with the second bevel gear, and sleeve closure end, institute are equipped on the outside of second bevel gear
It states casing to be sheathed in side through hole, the first screw rod is arranged in described sleeve pipe, first screw rod inner end is equipped with two sides up and down
Sliding block, the sliding block, which is slidably connected to, to be provided in casing in the sliding slot of two sides up and down, sliding slot it is closed at both ends, can be to the cunning of sliding block
Dynamic position limit, and then the mobile limit to the first screw rod, are fixedly installed with interior spiral shell in the side through hole of described sleeve pipe outer end
Line set, the inner screw sheath are screwed onto outside the first screw rod, and first screw rod outer end is equipped with the first drill bit, and the first drill bit is hard
Matter alloy material is made.
Preferably, the stay thimble is U-shaped bar, what the both ends vertical component effect of the stay thimble vertically opened up on upper anchor slab
The both ends vertical component effect lower end of first through hole, the stay thimble is equipped with bottom plate, and the bottom plate is sheathed on anchor slab lower surface and opens up
The first kerve in, be connected and fixed stay thimble by bottom plate and upper anchor slab, be directly installed on upper anchor slab compared to stay thimble
The connection type at end is stronger, prevents stay thimble stress from fractureing.
Preferably, tapped through hole there are four symmetrically opening up on the anchor body, anchor body bottom is located at four tapped through holes
Lower end offer the second kerve, the second screw rod is bolted in the tapped through hole, second screw rod lower end is equipped with
Two drill bits, the second drill bit are made of cemented carbide material, and second drill bit is located in the second kerve, second screw rod upper end
Second turning handle is installed, user can be such that the second screw rod moves down in tapped through hole by rotation the second screw rod of rotation,
It pierces the second drill bit in ground, increases the fastness of anchor body.
Preferably, the head of first drill bit is located in side through hole, prevents the first drill bit from scratching worker during installation,
Simultaneously convenient under anchor body to burying in hole.
Preferably, the bull stick upper end is equipped with the first turning handle, and first turning handle is located at the both ends vertical component effect of stay thimble
Between, and the length of the first turning handle is less than the distance between stay thimble both ends vertical component effect, convenient for the rotation of the first turning handle.
Preferably, the upper anchor slab top surface edge offers chamfering, and chamfering inclined-plane is 45 degree, the upper anchor slab
Handle is installed, and handle installation site is vertical with chamfering inclined-plane on the chamfering inclined-plane of upper end two sides, using mentioning when being easily installed
Hand mobile anchor body.
Preferably, it is arranged with bearing outside described sleeve pipe, the bearing is installed in side through hole, convenient for casing in side through hole
Rotation.
Preferably, first drill bit and the second drill bit are helix-type bit, are bored convenient for the first drill bit and the second drill bit
Ground, while increasing the contact area between soil, increase the fixed force in underground.
It is inserted into groove compared with prior art, the utility model has the beneficial effects that passing through the second through-hole by bull stick,
And bull stick lower end is equipped with the first bevel gear, the first bevel gear two sides are engaged with the second bevel gear, allow bar rotation band
Dynamic first bevel-gear rotating, and then drive the second bevel-gear rotating；
It is sheathed on by casing in the side through hole that both ends in groove open up, the first screw rod, the first screw rod is arranged in casing
The two sides up and down of inner end are equipped with sliding block, and sliding block, which is slidably connected to, to be provided in casing in the sliding slot of two sides up and down, are located at casing outer end
Side through hole in be fixedly installed with inner screw sheath, inner screw sheath is screwed onto outside the first screw rod, and the first screw rod outer end is equipped with first
Drill bit can drive casing to rotate when the second bevel-gear rotating, and casing passes through the active force meeting of sliding block and sliding slot medial surface
It drives the first screw rod to rotate, can be displaced outwardly when the first screw rod rotates in inner screw sheath, while sliding block is slided from inside to outside in sliding slot
It is dynamic, make the first drill bit swivel feeding into the ground of anchor body two sides, the ground of the first drill bit and the first screw rod insertion anchor body two sides
It is interior, by the first drill bit and the first screw limiting when alloing anchor body by upward pulling force, due to the foundation soil of anchor body two sides
It more tamps, is not easy to loosen, therefore the position of the first drill bit and the first screw rod can be fixedly secured, and can resist biggish power, it can
To guarantee that the position of anchor body is fixedly secured, it is not forced loosening, increases the mounting stability of communication electric pole.
Detailed description of the invention
Fig. 1 is the utility model perspective view；
Fig. 2 is structure sectional view at the utility model A-A；
Fig. 3 is structure sectional view at the utility model B-B；
Fig. 4 is schematic enlarged-scale view at the utility model a；
Fig. 5 is perspective view at the first drill bit of the utility model；
Fig. 6 is perspective view at the second drill bit of the utility model.
In figure: 1, stay thimble, 2, anchor body, 201, first through hole, 202, groove, 203, side through hole, the 204, second through-hole,
205, the first kerve, 206, tapped through hole, the 207, second kerve, 21, upper anchor slab, 22, lower anchoring part, 3, bull stick, the 4, first turning handle,
5, the first bevel gear, the 6, second bevel gear, 7, casing, 701, sliding slot, the 8, first screw rod, 9, sliding block, the 10, first drill bit, 11, bottom
Plate, the 12, second screw rod, the 13, second turning handle, 14, handle, the 15, second drill bit, 16, inner screw sheath, 17, bearing.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of outdoor communication electric pole fixed connection apparatus,
Including anchor body 2, anchor body 2 is made of stainless steel material, and 2 upper end of anchor body is provided with stay thimble 1, and stay thimble 1 is stainless steel
At the outer surface of stay thimble 1 is coated with hard alloy layer, and the stay thimble 1 is U-shaped bar, and the both ends vertical component effect of the stay thimble 1 is worn
The first through hole 201 vertically opened up on anchor slab 21 is crossed, the both ends vertical component effect lower end of the stay thimble 1 is equipped with bottom plate 11, institute
It states bottom plate 11 to be sheathed in the first kerve 205 that 21 lower surface of anchor slab opens up, stay thimble 1 is made to pass through bottom plate 11 and upper anchor slab 21
Be connected and fixed, it is stronger compared to the connection type that stay thimble 1 is directly installed on upper 21 upper end of anchor slab, prevent stay thimble 1 by
Power fractures, and upper 21 top surface edge of anchor slab offers chamfering, and chamfering inclined-plane is 45 degree, upper 21 upper end of anchor slab
Handle 14 is installed, and 14 installation site of handle is vertical with chamfering inclined-plane on the chamfering inclined-plane of two sides, using mentioning when being easily installed
14 mobile anchor body 1 of hand, the anchor body 2 include the upper anchor slab 21 of lower anchoring part 22 and end mounted thereto, lower 22 upper end of anchoring part
Fluted 202 are opened up at center, two sides level offers side through hole 203 in the groove 202, hangs down at upper 21 center of anchor slab
The second through-hole 204 directly is offered, bull stick 3 is arranged in second through-hole 204,3 upper end of bull stick is equipped with the first turning handle
4, first turning handle 4 is located between the both ends vertical component effect of stay thimble 1, and the length of the first turning handle 4 is hung down less than 1 both ends of stay thimble
The distance between straight portion, convenient for the rotation of the first turning handle 4,3 lower end of bull stick is interted into groove 202,3 lower end of bull stick
First bevel gear 5 is installed, 5 two sides of the first bevel gear are engaged with the second bevel gear 6, drive the rotation of bull stick 3 can
The rotation of first bevel gear 5, and then drive the rotation of the second bevel gear 6；The outside of second bevel gear 6 is equipped with the closing of casing 7
End, described sleeve pipe 7 are sheathed in side through hole 203, are arranged with bearing 17 outside described sleeve pipe 7, the bearing 17 is installed on side through hole
It in 203, is rotated in side through hole 203 convenient for casing 7, the first screw rod 8,8 inner end of the first screw rod is arranged in described sleeve pipe 7
Upper and lower two sides are equipped with sliding block 9, and the sliding block 9, which is slidably connected to, to be provided in casing 7 in the sliding slot 701 of two sides up and down, sliding slot 202
It is closed at both ends, the sliding position of sliding block 9 can be limited, and then the mobile limit to the first screw rod 8, be located at outside described sleeve pipe 7
Inner screw sheath 16 is fixedly installed in the side through hole 203 at end, the inner screw sheath 16 is screwed onto outside the first screw rod 8, and described first
8 outer end of screw rod is equipped with the first drill bit 10, and the first drill bit 10 is made of cemented carbide material, can when the rotation of the second bevel gear 6
To drive casing 7 to rotate, and casing 7 will drive the first screw rod 8 by the active force of sliding block 9 and 701 medial surface of sliding slot and rotate, the
One screw rod 8 can be displaced outwardly when rotating in inner screw sheath 16, while sliding block 9 slides from inside to outside in sliding slot 701, makes the first drill bit
10 into the ground of 1 two sides of anchor body swivel feeding, the first drill bit 10 and the first screw rod 8 insertion 1 two sides of anchor body ground in, make anchor
Can be limited by the first drill bit 10 and the first screw rod 8 when body 1 is by upward pulling force, due to anchor body two sides foundation soil more
Compacting, is not easy to loosen, therefore the position of the first drill bit 10 and the first screw rod 8 can be fixedly secured, and can resist biggish power, can be with
Guarantee that the position of anchor body 1 is fixedly secured, is not forced loosening, the head of first drill bit 10 is located in side through hole 203, prevents
First drill bit 10 scratches worker during installation, while lower to burying in hole convenient for anchor body 1.
Tapped through hole 206 there are four symmetrically opening up on the anchor body 2,2 bottom of anchor body is located at four tapped through holes 206
Lower end offer the second kerve 207, the second screw rod 12 is bolted in the tapped through hole 206, under second screw rod 12
End is equipped with the second drill bit 15, and second drill bit 15 is located in the second kerve 207, and 12 upper end of the second screw rod is equipped with the
Two turning handles 13, user can be such that the second screw rod 12 moves down in tapped through hole 206 by rotation the second screw rod 12 of rotation,
It pierces the second drill bit 15 in ground, increases the fastness of anchor body 1, first drill bit 10 and the second drill bit 15 are screw type
Drill bit bores ground convenient for the first drill bit 10 and the second drill bit 15, while increasing the contact area between soil, increases consolidating in underground
Determine power.
Working principle: it is buried in hole when the utility model is used, being placed on anchor body 2 by handle 14, by bracing wire one end
Installation is connected on communication electric pole, and another end cap rotates the first turning handle 4 on stay thimble 1, and the first turning handle 4 drives 3 turns of bull stick
Dynamic, the rotation of bull stick 3 can drive the first bevel gear 5 to rotate, and then drive the rotation of the second bevel gear 6, when the second bevel gear 6 rotates
When casing 7 can be driven to rotate, and casing 7 will drive 8 turns of the first screw rod by the active force of sliding block 9 and 701 medial surface of sliding slot
Dynamic, the first screw rod 8 can be displaced outwardly when rotating in inner screw sheath 16, while sliding block 9 slides from inside to outside in sliding slot 701, make the
One drill bit 10 swivel feeding into the ground of 1 two sides of anchor body, the ground of the first drill bit 10 and the first screw rod 8 insertion 1 two sides of anchor body
It is interior, it is limited when alloing anchor body 1 by upward pulling force by the first drill bit 10 and the first screw rod 8, is rotated further by the second screw rod of rotation
12 move down the second screw rod 12 in tapped through hole 206, pierce the second drill bit 15 in ground, increase the secured of anchor body 1
Property, it buries and tamps finally by burying soil and will bury hole, increase the mounting stability of communication electric pole.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of outdoor communication electric pole fixed connection apparatus, including anchor body (2), anchor body (2) upper end is provided with stay thimble
(1), anchor body (2) the upper end two sides are equipped with handle (14), it is characterised in that: the anchor body (2) include lower anchoring part (22) and
The upper anchor slab (21) at end mounted thereto opens up fluted (202), the groove at lower anchoring part (22) upper end center
(202) interior two sides level offers side through hole (203), vertically offers the second through-hole (204) at upper anchor slab (21) center,
It is arranged with bull stick (3) in second through-hole (204), bull stick (3) lower end is interted into groove (202), the bull stick (3)
Lower end is equipped with the first bevel gear (5), and the first bevel gear (5) two sides are engaged with the second bevel gear (6), second umbrella
Casing (7) closed end is installed, described sleeve pipe (7) is sheathed in side through hole (203), in described sleeve pipe (7) on the outside of gear (6)
It is arranged with the first screw rod (8), the first screw rod (8) inner end is equipped with sliding block (9) two sides up and down, and the sliding block (9) is slidably connected to
It is provided in casing (7) in the sliding slot (701) of two sides up and down, is located at fixed peace in the side through hole (203) of described sleeve pipe (7) outer end
Equipped with inner screw sheath (16), the inner screw sheath (16) is screwed onto the first screw rod (8) outside, the first screw rod (8) outer end installation
There are the first drill bit (10).
2. a kind of outdoor communication electric pole fixed connection apparatus according to claim 1, it is characterised in that: the stay thimble
It (1) is U-shaped bar, the both ends vertical component effect of the stay thimble (1) passes through the first through hole (201) vertically opened up on upper anchor slab (21),
The both ends vertical component effect lower end of the stay thimble (1) is equipped with bottom plate (11), and the bottom plate (11) is sheathed on anchor slab (21) following table
In the first kerve (205) that face opens up.
3. a kind of outdoor communication electric pole fixed connection apparatus according to claim 1, it is characterised in that: the anchor body (2)
On symmetrically open up there are four tapped through hole (206), the lower end that anchor body (2) bottom is located at four tapped through holes (206) is opened
Equipped with the second kerve (207), it is bolted with the second screw rod (12) in the tapped through hole (206), the second screw rod (12) lower end
It is equipped with the second drill bit (15), second drill bit (15) is located in the second kerve (207), the second screw rod (12) upper end peace
Equipped with the second turning handle (13).
4. a kind of outdoor communication electric pole fixed connection apparatus according to claim 1, it is characterised in that: first drill bit
(10) head is located in side through hole (203).
5. a kind of outdoor communication electric pole fixed connection apparatus according to claim 1, it is characterised in that: the bull stick (3)
Upper end is equipped with the first turning handle (4), and first turning handle (4) is located between the both ends vertical component effect of stay thimble (1), and the first turning handle
(4) length is less than the distance between stay thimble (1) both ends vertical component effect.
6. a kind of outdoor communication electric pole fixed connection apparatus according to claim 1 or 2, it is characterised in that: the upper anchor
Plate (21) top surface edge offers chamfering, and chamfering inclined-plane is 45 degree, the chamfering of upper anchor slab (21) the upper end two sides
It is equipped on inclined-plane handle (14), and handle (14) installation site is vertical with chamfering inclined-plane.
7. a kind of outdoor communication electric pole fixed connection apparatus according to claim 1, it is characterised in that: described sleeve pipe (7)
It is arranged with bearing (17) outside, the bearing (17) is installed in side through hole (203).
8. a kind of outdoor communication electric pole fixed connection apparatus according to claim 1 or 3, it is characterised in that: described first
Drill bit (10) and the second drill bit (15) are helix-type bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821848756.1U CN209099868U (en) | 2018-11-12 | 2018-11-12 | A kind of outdoor communication electric pole fixed connection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821848756.1U CN209099868U (en) | 2018-11-12 | 2018-11-12 | A kind of outdoor communication electric pole fixed connection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209099868U true CN209099868U (en) | 2019-07-12 |
Family
ID=67158958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821848756.1U Active CN209099868U (en) | 2018-11-12 | 2018-11-12 | A kind of outdoor communication electric pole fixed connection apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209099868U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123659A (en) * | 2021-04-02 | 2021-07-16 | 上海康达电力安装工程有限公司 | Overhead transmission line power pole and installation and construction method thereof |
| CN113882420A (en) * | 2021-11-25 | 2022-01-04 | 甘肃建筑职业技术学院 | Foundation engineering composite pile and pile foundation construction method |
-
2018
- 2018-11-12 CN CN201821848756.1U patent/CN209099868U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123659A (en) * | 2021-04-02 | 2021-07-16 | 上海康达电力安装工程有限公司 | Overhead transmission line power pole and installation and construction method thereof |
| CN113882420A (en) * | 2021-11-25 | 2022-01-04 | 甘肃建筑职业技术学院 | Foundation engineering composite pile and pile foundation construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209099868U (en) | A kind of outdoor communication electric pole fixed connection apparatus | |
| CN112127690A (en) | Telegraph pole convenient to mount | |
| CN218437096U (en) | Foundation pit safety protection mechanism | |
| CN109339708B (en) | Hole forming process of anchoring hole bottom reaming device | |
| CN109322624B (en) | Anchoring hole bottom reaming device | |
| CN204851069U (en) | Well equipment is beaten fast to sleeve pipe | |
| CN215669533U (en) | Foundation pit support with good safety performance | |
| CN214497534U (en) | Safety protection strutting arrangement is used in municipal works construction | |
| CN216156600U (en) | Automatic dewatering device for pipe well | |
| CN214089829U (en) | Building pile for building | |
| CN212781038U (en) | Intelligent test pile | |
| CN209854715U (en) | Rotary type ground anchor device for burying pipe in deep drilling of geotechnical engineering | |
| CN216108530U (en) | Foundation pit side wall structure reinforcing and supporting device | |
| CN212077951U (en) | Deep foundation pit supporting device for complex terrain | |
| CN206267170U (en) | A kind of structure that iron tower base foundation bolt is anchored in rock layer surface | |
| CN215830108U (en) | Weather enclosure is used in deep basal pit construction | |
| CN104863507A (en) | Rapid casing pipe type well digging device and method | |
| CN211949894U (en) | H-shaped steel anchor rod composite pile structure for deep foundation pit enclosure | |
| CN212358288U (en) | Compaction pile convenient for pile pulling | |
| CN215801852U (en) | Foundation pit monitoring device | |
| CN218263895U (en) | Foundation ditch collapse prevention device for civil engineering | |
| CN212582703U (en) | Foundation pit supporting device | |
| CN220318542U (en) | Sump pit supporting template | |
| CN212521020U (en) | Ground fixer and single-rod beach sun-shading equipment | |
| CN217679197U (en) | Drainage device for foundation pit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |