CN214194661U - Prefabricated cable shaft of assembled lightweight - Google Patents
Prefabricated cable shaft of assembled lightweight Download PDFInfo
- Publication number
- CN214194661U CN214194661U CN202022934621.0U CN202022934621U CN214194661U CN 214194661 U CN214194661 U CN 214194661U CN 202022934621 U CN202022934621 U CN 202022934621U CN 214194661 U CN214194661 U CN 214194661U
- Authority
- CN
- China
- Prior art keywords
- prefabricated
- blocks
- positioning
- block
- latch segment
- 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
Images
Abstract
An assembled lightweight prefabricated cable well, the utility model relates to the technical field of power equipment; connecting slots are symmetrically formed in the outer sides of the first precast blocks, connecting inserting blocks are symmetrically fixed on the outer sides of the second precast blocks, the connecting inserting blocks are inserted into the connecting slots on one adjacent side of the connecting inserting blocks, positioning blocks are symmetrically fixed on the outer sides of the first precast blocks, the positioning blocks are arranged between the two connecting slots, one side of each positioning block is provided with a positioning frame, each positioning frame is in an L-shaped structure, the horizontal end of each positioning frame is arranged on the upper side of the corresponding positioning block, the vertical end of each positioning frame is in contact with the corresponding positioning block, one positioning groove is formed in each vertical end of each positioning frame and each positioning block, and a bolt is inserted into the corresponding positioning groove in a screwed manner through threads; the prefabricated plate is formulated in advance, and can be transported and installed according to actual processing requirements, so that the overall efficiency is improved, the construction time is shortened, the prefabricated plate is assembled through a plurality of prefabricated plates, the weight of each prefabricated plate can be reduced, and the prefabricated plate is convenient to transport and install.
Description
Technical Field
The utility model relates to a power equipment technical field, concretely relates to prefabricated cable shaft of assembled lightweight.
Background
With the progress of science and technology and the acceleration of urbanization process, the requirements of modern society on electric power engineering construction are higher and higher; the cable well is a facility for laying and maintaining cables, and the construction of the cable well mainly adopts a brick laying or in-situ pouring mode, so that the construction speed is slow, the labor intensity of workers is high, and the quality is unstable; meanwhile, the construction period is also easily influenced by factors such as seasonal weather, and the like, and in addition, the construction period has great influence on traffic and environment, so that the requirement of urban construction cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a simple structure, prefabricated plate is formulated in advance to reasonable in design, convenient to use's assembled lightweight prefabricated cable shaft, can transport the installation according to actual processing demand, has improved holistic efficiency to shorten when the construction, and assemble through the polylith prefabricated plate and form, can reduce the weight of every prefabricated plate, the transportation installation of facilitating.
In order to achieve the above object, the utility model adopts the following technical scheme: the prefabricated ring comprises a plurality of prefabricated ring bodies, wherein the prefabricated ring bodies are arranged in a contact manner from top to bottom, each prefabricated ring body comprises a plurality of first prefabricated blocks and second prefabricated blocks, and the first prefabricated blocks and the second prefabricated blocks are arranged alternately; the positioning device also comprises a connecting insert block, a positioning frame, a fixing block and a fixing frame, wherein connecting slots are symmetrically formed in the outer sides of the first precast blocks, connecting insert blocks are symmetrically fixed to the outer sides of the second precast blocks, the connecting insert blocks are inserted into the connecting slots on one adjacent side of the connecting insert blocks, the positioning block is symmetrically fixed to the outer side of the first precast block, the positioning block is arranged between the two connecting slots, one side of the positioning block is provided with the positioning frame, the positioning frame is arranged in an L-shaped structure, the horizontal end in the positioning frame is arranged on the upper side of the positioning block, the vertical end in the positioning frame is in contact with the positioning block, positioning grooves are formed in the vertical end in the positioning frame and the positioning block, and bolts are screwed and inserted into the positioning grooves through threads; fixed blocks are symmetrically fixed on the outer sides of the second precast blocks, the fixed blocks are flush with the positioning blocks, a fixed frame is arranged on one side of each fixed block, the fixed frame is in an L-shaped structure, a horizontal end in the fixed frame is arranged on the upper side of the fixed block, the horizontal end in the fixed frame is in contact with a horizontal end in the positioning frame on one adjacent side, a vertical end in the fixed frame is in contact with the fixed blocks, the vertical end in the fixed frame and the fixed blocks are both provided with second positioning grooves, and bolts are screwed and inserted into the second positioning grooves through threads; a first connecting groove is formed in the horizontal end of the positioning frame, a second connecting groove is formed in the horizontal end of the fixing frame, the second connecting groove is communicated with the first connecting groove on the adjacent side, and the bolt is inserted into the first connecting groove and the second connecting groove in a screwed mode through threads.
Furthermore, a plurality of connecting slots are formed in the upper side and the lower side of the first precast block, a plurality of first connecting inserting columns are arranged between the upper precast block and the lower precast block, and the upper ends and the lower ends of the first connecting inserting columns are respectively inserted into the corresponding connecting slots.
Furthermore, a plurality of second connecting slots are formed in the upper side and the lower side of each second precast block, a plurality of second connecting inserting columns are arranged between the upper and lower second precast blocks, and the upper ends and the lower ends of the second connecting inserting columns are respectively inserted into the corresponding second connecting slots.
Further, the outside longitudinal symmetry of a prefabricated section be fixed with a latch segment, seted up a locking hole in the latch segment, wherein, the upper surface that is located the latch segment of upside and the upper surface of a prefabricated section set up on same horizontal plane, the lower surface that is located the latch segment of downside and the lower surface of a prefabricated section set up on same horizontal plane, the latch segment contact setting of a downside that is located the latch segment of upside and a prefabricated section of upside, the bolt connects soon through the screw and inserts and establish in two locking holes of upper and lower contact.
Further, the outside longitudinal symmetry of No. two prefabricated sections be fixed with the latch segment No. two, wherein, the upper surface that is located the latch segment No. two of upside and the upper surface of No. two prefabricated sections set up on same horizontal plane, the lower surface that is located the latch segment No. two of downside and the lower surface of No. two prefabricated sections set up on same horizontal plane, the bottom that is located the latch segment No. two of upside and is located the latch segment No. two of downside has all seted up the No. two locking holes of several, be provided with the several locking between the latch segment No. two of downside that is located the latch segment No. two of upside and the prefabricated section No. two of upside and insert the post, the upper and lower both ends of locking insert respectively and establish in the No. two locking holes that correspond.
After the structure is adopted, the utility model discloses beneficial effect does:
1. the prefabricated ring body can be formed by pre-processing the first prefabricated block and the second prefabricated block and only transporting the first prefabricated block and the second prefabricated block to a construction site for installation, and when a plurality of prefabricated ring bodies are installed, a cable well can be formed, so that a worker can conveniently pour and finish the operation, and the overall construction efficiency is improved;
2. through the double-locking fit structure between a precast block and a precast block II, reinforcement is carried out, so that the overall use stability is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a sectional view taken along line a-a in fig. 1.
Fig. 4 is a schematic view of the connection structure between two adjacent first precast blocks.
Fig. 5 is a schematic view of the connection structure between two adjacent second precast blocks.
Fig. 6 is a schematic structural diagram of the middle positioning frame of the present invention.
Fig. 7 is a schematic structural view of the middle fixing frame of the present invention.
Description of reference numerals:
prefabricated circle body 1, prefabricated section 2, No. two prefabricated sections 3, connect inserted block 4, locating piece 5, locating rack 6, fixed block 7, mount 8, connecting slot 9, constant head tank 10, constant head tank 11 No. two, spread groove 12, No. two spread grooves 13, connecting slot 14, No. one connect the inserted column 15, No. two connect the inserted column 16, No. two connect inserted column 17, a latch segment 18, a locking hole 19, No. two latch segments 20, No. two locking holes 21, locking inserted column 22.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 7, the technical solution adopted by the present embodiment is: the prefabricated ring comprises a plurality of prefabricated ring bodies 1, wherein the prefabricated ring bodies 1 are arranged in a contact manner from top to bottom, each prefabricated ring body 1 comprises a plurality of first prefabricated blocks 2 and second prefabricated blocks 3, and the first prefabricated blocks 2 and the second prefabricated blocks 3 are arranged alternately; the positioning device further comprises a connecting insert block 4, a positioning block 5, a positioning frame 6, a fixing block 7 and a fixing frame 8, wherein the outer side of the first precast block 2 is symmetrically provided with connecting slots 9, the outer side of the second precast block 3 is symmetrically cast and fixed with the connecting insert block 4, the connecting insert block 4 is inserted into the connecting slot 9 on one adjacent side of the connecting insert block, the outer side of the first precast block 2 is symmetrically cast and fixed with the positioning block 5, the positioning block 5 is arranged between the two connecting slots 9, one side of the positioning block 5 is provided with the positioning frame 6, the positioning frame 6 is arranged in an L-shaped structure, the horizontal end of the positioning frame 6 is arranged on the upper side of the positioning block 5, the vertical end of the positioning frame 6 is in contact with the positioning block 5, the vertical end of the positioning frame 6 and the positioning block 5 are both provided with a positioning groove 10, and a bolt is screwed and inserted into the positioning groove 10 through threads; fixed blocks 7 are symmetrically poured and fixed on the outer sides of the second precast blocks 3, the fixed blocks 7 are flush with the positioning blocks 5, a fixed frame 8 is arranged on one side of each fixed block 7, the fixed frame 8 is in an L-shaped structure, the horizontal end in each fixed frame 8 is arranged on the upper side of the corresponding fixed block 7, the horizontal end in each fixed frame 8 is in contact with the horizontal end in the corresponding positioning frame 6 on the adjacent side, the vertical end in each fixed frame 8 is in contact with the corresponding fixed block 7, second positioning grooves 11 are formed in the vertical end in each fixed frame 8 and the corresponding fixed block 7, and bolts are screwed and inserted into the second positioning grooves 11 through threads; a first connecting groove 12 is formed in the horizontal end of the positioning frame 6, a second connecting groove 13 is formed in the horizontal end of the fixing frame 8, the second connecting groove 13 is communicated with the first connecting groove 12 on the adjacent side, and bolts are screwed and inserted into the first connecting groove 12 and the second connecting groove 13 through threads; the upper side and the lower side of a first precast block 2 are both provided with two first connecting slots 14, two first connecting inserting columns 15 are arranged between the upper precast block 2 and the lower precast block 2, the upper end and the lower end of each first connecting inserting column 15 are respectively inserted into the corresponding first connecting slots 14, the upper precast block 2 and the lower precast block 2 are installed and connected through the first connecting inserting column 15, the stability between the upper precast block 2 and the lower precast block 2 is reinforced, first locking blocks 18 are symmetrically cast and fixed on the outer side of the first precast block 2 in an up-down mode, first locking holes 19 are formed in the first locking blocks 18, wherein the upper surface of the first locking block 18 on the upper side and the upper surface of the lower side of the first precast block 2 are arranged on the same horizontal plane, the lower surface of the first locking block 18 and the lower surface of the first precast block 2 are arranged on the same horizontal plane, the first locking block 18 on the upper side and the first locking block 18 on the lower side in the first precast block 2 on the upper side are arranged in a contact mode, the bolts are screwed and inserted into the two first locking holes 19 which are contacted up and down through threads, and the stability of the two first prefabricated blocks 2 is reinforced through the screwing and matching of the first locking blocks 18 and the threads of the bolts; two second connecting slots 16 are respectively arranged at the upper side and the lower side of the second precast block 3, two second connecting inserting columns 17 are arranged between the upper and the lower second precast blocks 3, the upper and the lower ends of the second connecting inserting columns 17 are respectively inserted into the corresponding second connecting slots 16, the upper and the lower second precast blocks 3 are installed and connected through the second connecting inserting columns 17, the stability between the upper and the lower second precast blocks 3 is reinforced, second locking blocks 20 are symmetrically cast and fixed at the outer sides of the second precast blocks 3 up and down, wherein the upper surface of the second locking block 20 at the upper side and the upper surface of the second precast block 3 are arranged on the same horizontal plane, the lower surface of the second locking block 20 at the lower side and the lower surface of the second precast block 3 at the lower side are arranged on the same horizontal plane, two second locking holes 21 are respectively arranged on the second locking block 20 at the upper side and the bottom of the second locking block 20 at the lower side, two locking inserting columns 22 are arranged between the second locking block 20 positioned on the upper side and the second locking block 20 positioned on the lower side in the second prefabricated block 3 positioned on the upper side, and the upper end and the lower end of each locking inserting column 22 are respectively inserted into the corresponding second locking holes 21; two upper and lower No. two latch blocks 20 are inserted through locking inserted column 22 and are connected, thereby reinforcing the steadiness of two upper and lower No. two prefabricated section 3.
The working principle of the specific embodiment is as follows: the prefabricated part 2 and the prefabricated part 3 are made in advance, then are transported to a construction site, the prefabricated part 2 and the prefabricated part 3 are spliced into a prefabricated ring body 1 in a splicing mode, a plurality of prefabricated ring bodies 1 are sequentially combined from top to bottom to form a cable well, and finally, a worker pours the prefabricated ring body to form a stable whole; when the first precast block 2 and the second precast block 3 are spliced and combined, the second precast block 3 and the first precast block 2 are sequentially connected through the insertion and matching between the connecting insertion block 4 and the connecting insertion slot 9; the positioning frame 6 and the positioning block 5 are installed and connected through bolts, so that the positioning frame 6 is fixed on the first precast block 2, meanwhile, the fixing frame 8 and the fixing block 7 are installed and connected through bolts, so that the fixing frame 8 is fixed on the second precast block 3, finally, the adjacent positioning frame 6 and the fixing frame 8 are tightly installed through bolts, the first precast block 2 and the second precast block 3 are limited, and the adjacent first precast block 2 and the adjacent second precast block 3 are stably installed; install through multiple reinforcement installation mode between the prefabricated circle body 1 adjacent from top to bottom, make prefabricated circle body 1 correspond the setting from top to bottom, a connection is inserted post 15 and is made two prefabricated section 2 about inserting and establish the connection, simultaneously, the locking cooperation of a latch segment 18 has strengthened the steadiness between two adjacent prefabricated section 2 from top to bottom, No. two connection are inserted post 17 and are made two adjacent prefabricated section 3 about inserting and establish the connection, simultaneously, No. two latch segments 20 with locking insert post 22 insert establish with, the steadiness between two adjacent prefabricated section 3 from top to bottom has been strengthened.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. by pre-processing the first precast block 2 and the second precast block 3, the precast ring bodies 1 can be formed only by transporting the first precast block 2 and the second precast block 3 to a construction site for installation, and when a plurality of precast ring bodies 1 are installed, a cable well can be formed, so that a pouring and ending operation of workers is facilitated, and the overall construction efficiency is improved;
2. the first precast block 2 and the second precast block 3 are reinforced through a double locking fit structure, so that the use stability of the whole body is improved;
3. through carrying out reinforcement connection to adjacent prefabricated section 2 and No. two prefabricated sections 3 from top to bottom, improved the steadiness between prefabricated circle body 1 to the whole steadiness of cable shaft has been improved.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. An assembled lightweight prefabricated cable well comprises a plurality of prefabricated ring bodies (1), wherein the prefabricated ring bodies (1) are arranged in a contact manner from top to bottom, each prefabricated ring body (1) comprises a plurality of first prefabricated blocks (2) and second prefabricated blocks (3), and the first prefabricated blocks (2) and the second prefabricated blocks (3) are arranged alternately; the method is characterized in that: the positioning device is characterized by further comprising connecting insertion blocks (4), positioning blocks (5), positioning frames (6), fixing blocks (7) and fixing frames (8), wherein connecting insertion slots (9) are symmetrically formed in the outer sides of the first prefabricated blocks (2), connecting insertion blocks (4) are symmetrically fixed on the outer sides of the second prefabricated blocks (3), the connecting insertion blocks (4) are inserted into the connecting insertion slots (9) on the adjacent sides of the connecting insertion blocks, positioning blocks (5) are symmetrically fixed on the outer sides of the first prefabricated blocks (2), the positioning blocks (5) are arranged between the two connecting insertion slots (9), one side of each positioning block (5) is provided with the positioning frame (6), each positioning frame (6) is in an L-shaped structure, a horizontal end in each positioning frame (6) is arranged on the upper side of each positioning block (5), a vertical end in each positioning frame (6) is in contact with each positioning block (5), and positioning grooves (10) are formed in each vertical end in each positioning frame (6) and each positioning block (5), the bolt is screwed and inserted in the first positioning groove (10) through threads; fixed blocks (7) are symmetrically fixed on the outer sides of the second prefabricated blocks (3), the fixed blocks (7) are flush with the positioning blocks (5), a fixing frame (8) is arranged on one side of each fixed block (7), the fixing frame (8) is arranged in an L-shaped structure, the horizontal end in the fixing frame (8) is arranged on the upper side of each fixed block (7), the horizontal end in the fixing frame (8) is in contact with the horizontal end in the positioning frame (6) on the adjacent side, the vertical end in the fixing frame (8) is in contact with the fixed blocks (7), second positioning grooves (11) are formed in the vertical end in the fixing frame (8) and the fixed blocks (7), and bolts are screwed and inserted into the second positioning grooves (11) through threads; a first connecting groove (12) is formed in the horizontal end in the positioning frame (6), a second connecting groove (13) is formed in the horizontal end in the fixing frame (8), the second connecting groove (13) is communicated with the first connecting groove (12) on the adjacent side, and bolts are screwed and inserted into the first connecting groove (12) and the second connecting groove (13).
2. The prefabricated cable shaft of claim 1, wherein: a plurality of first connecting slots (14) are formed in the upper side and the lower side of each first prefabricated block (2), a plurality of first connecting inserting columns (15) are arranged between the upper prefabricated block and the lower prefabricated block (2), and the upper ends and the lower ends of the first connecting inserting columns (15) are respectively inserted into the corresponding first connecting slots (14); the upper prefabricated block (2) and the lower prefabricated block (2) are installed and connected through the first connecting inserting column (15), and the stability between the upper prefabricated block and the lower prefabricated block (2) is reinforced.
3. The prefabricated cable shaft of claim 1, wherein: a plurality of second connecting slots (16) are formed in the upper side and the lower side of the second precast block (3), a plurality of second connecting inserting columns (17) are arranged between the upper precast block and the lower precast block (3), and the upper ends and the lower ends of the second connecting inserting columns (17) are respectively inserted into the corresponding second connecting slots (16).
4. The prefabricated cable shaft of claim 1, wherein: the outside of prefabricated section (2) about the symmetry be fixed with latch segment (18) No. one, set up latch hole (19) No. one in latch segment (18), wherein, the upper surface that is located latch segment (18) of upside and the upper surface of prefabricated section (2) set up on same horizontal plane, the lower surface that is located latch segment (18) of downside and the lower surface of prefabricated section (2) set up on same horizontal plane, latch segment (18) of downside that is located upside and prefabricated section (2) of upside contact the setting, the bolt connects soon through the screw thread and inserts and establish in two latch holes (19) of contact from top to bottom.
5. The prefabricated cable shaft of claim 1, wherein: the outside of No. two prefabricated section (3) about the symmetry be fixed with latch segment (20) No. two, wherein, the upper surface that is located latch segment (20) of upside and the upper surface of No. two prefabricated section (3) set up on same horizontal plane, the lower surface that is located No. two latch segment (20) of downside and the lower surface of No. two prefabricated section (3) set up on same horizontal plane, latch segment (20) that are located the upside and the bottom that is located No. two latch segment (20) of downside have all seted up No. two check lock holes (21) of several, be located between No. two latch segment (20) of downside in No. two latch segment (20) of upside and the No. two precast section (3) of upside and be provided with several locking post (22), the upper and lower both ends of locking post (22) are inserted respectively and are established in No. two corresponding check lock holes (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022934621.0U CN214194661U (en) | 2020-12-09 | 2020-12-09 | Prefabricated cable shaft of assembled lightweight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022934621.0U CN214194661U (en) | 2020-12-09 | 2020-12-09 | Prefabricated cable shaft of assembled lightweight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214194661U true CN214194661U (en) | 2021-09-14 |
Family
ID=77651074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022934621.0U Active CN214194661U (en) | 2020-12-09 | 2020-12-09 | Prefabricated cable shaft of assembled lightweight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214194661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502192A (en) * | 2020-12-09 | 2021-03-16 | 常州润源电力建设有限公司 | Prefabricated cable shaft of assembled lightweight |
-
2020
- 2020-12-09 CN CN202022934621.0U patent/CN214194661U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502192A (en) * | 2020-12-09 | 2021-03-16 | 常州润源电力建设有限公司 | Prefabricated cable shaft of assembled lightweight |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106223463B (en) | A kind of prefabricated node and a kind of prefabricated assembled frame structure and its construction method | |
| CN104790522A (en) | Prefabricated assembling type steel-reinforced concrete column-steel beam frame structure system and construction method | |
| CN214194661U (en) | Prefabricated cable shaft of assembled lightweight | |
| CN111733972B (en) | Assembled reinforced concrete structure beam column node | |
| CN103741970A (en) | Assembled machining shed for building construction and manufacture and installation method thereof | |
| CN113136891B (en) | Open cut integral assembly column-free underground structure construction method | |
| CN201471158U (en) | Lathe bed structure of building block splicing large fixed gantry machine tool | |
| CN109989590B (en) | Auxiliary fixing device for mounting roof overlong steel beam and hoisting method of steel beam | |
| CN218204555U (en) | Assembled cable working well | |
| CN112502192A (en) | Prefabricated cable shaft of assembled lightweight | |
| CN204356896U (en) | Based on the assembling Framed Structure with Special-Shaped Columns that 3D prints | |
| CN214194660U (en) | Prefabricated cable shaft of cordwood system equipment | |
| CN215483097U (en) | Integrally-assembled pillarless underground structure | |
| CN210658451U (en) | Open cut method composite assembly formula underground structure | |
| CN102444406A (en) | Needle beam type inverted arch lining sliding framework and construction method thereof | |
| CN111576464B (en) | Static pressure steel pipe pile foundation with assembled positioning chuck | |
| CN212656227U (en) | Static pressure steel pipe pile foundation with assembled positioning chuck | |
| CN211948890U (en) | Beam-column joint structure of assembled concrete filled steel tube frame | |
| CN110093988B (en) | Concrete prefabricated part assembling process | |
| CN204185966U (en) | Building block and reinforced concrete sandwich body of wall | |
| CN112482636A (en) | Underground assembly type station cast-in-place beam formwork-free structure and construction method thereof | |
| CN218437783U (en) | One-step forming multi-span energy-saving precast beam | |
| CN218803077U (en) | Steel bar binding clamping fixture | |
| CN217072774U (en) | Parapet prefabricated mould | |
| CN218116548U (en) | Arrangement of reinforcement and structure of assembled cable pit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |