CN110900852B - Positioning device for grooving and cutting of light partition plate - Google Patents
Positioning device for grooving and cutting of light partition plate Download PDFInfo
- Publication number
- CN110900852B CN110900852B CN201911326234.4A CN201911326234A CN110900852B CN 110900852 B CN110900852 B CN 110900852B CN 201911326234 A CN201911326234 A CN 201911326234A CN 110900852 B CN110900852 B CN 110900852B
- Authority
- CN
- China
- Prior art keywords
- supporting column
- plate
- fixing
- fixedly connected
- cross 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/04—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
Abstract
The invention discloses a positioning device for slotting and cutting a light partition board, which comprises a fixing mechanism, a first supporting column, a second supporting column, a supporting cross rod, a movable lantern ring, a square fixing ring, a positioning plate, a locking mechanism, a wall pasting plate and a clamping mechanism, wherein the positioning device for slotting and cutting the ceramsite wallboard is more convenient for workers to scribe in an auxiliary manner by matching the supporting cross rod, the positioning plate, the locking mechanism, the fixing mechanism and the clamping mechanism, improves the working efficiency, supports a slotting machine, lightens the labor intensity of the workers, limits the slotting machine to position and slot, has better slotted groove, solves the problems that when the handheld slotting machine is used for slotting, the line is generally scribed first and then slotted, but most of the handheld slotting machines are heavy, the workers are inconvenient in slotting the transverse groove, on one hand, the slotting machine is easy to deviate, the tank is askew, and on the other hand, the hands of workers are sour after being held for a long time, so that the burden of the workers is increased.
Description
Technical Field
The invention relates to a positioning device, in particular to a positioning device for grooving and cutting of a light partition plate.
Background
The ceramsite is artificial particles with ceramic texture, has various functions of high comprehensive strength, good fireproof performance, weather resistance and the like, is a most excellent light building material, is smooth in surface of a wallboard made of the ceramsite, and has the advantages of moisture resistance, earthquake resistance, sound insulation, fire resistance, heat preservation, small occupied area, good strength, convenience in construction and the like, and the ceramsite wallboard needs to be subjected to grooving, cutting and other operations when in use, and most of the prior art adopts a handheld grooving machine for grooving treatment.
When using handheld groover fluting machine to open the groove, generally rule earlier, then fluting along the line, but because handheld groover is most heavier, the workman is very inconvenient when opening the cross slot, on the one hand because the skew takes place for the gravity fluting machine easily, the workman can't keep the level to lead to the groove to open askew, on the other hand workman is handheld time long can the hand sour, increases workman's burden.
Disclosure of Invention
The invention aims to provide a positioning device for grooving and cutting of a light partition plate, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a light partition plate is positioner for fluting cutting, includes fixed establishment, first support column, second support column, supports the horizontal pole, removes the lantern ring, square solid fixed ring, locating plate, locking mechanism, pastes wallboard and clamping mechanism, first support column and second support column all fix at the wall through fixed establishment, the both ends that support the horizontal pole pass through screw thread fixed connection with first support column and second support column respectively, the surface that supports the horizontal pole has cup jointed the removal lantern ring, the square solid fixed ring of positive fixedly connected with of the removal lantern ring, the locating plate of shape looks adaptation has been cup jointed to square solid fixed ring's internal surface, square solid fixed ring passes through locking mechanism fixed connection with the locating plate, the bottom fixedly connected with of locating plate pastes the wallboard, the lower fixed surface of pasting the wallboard is connected with clamping mechanism.
As a further scheme of the invention: the fixing mechanism comprises a first fixing plate and a second fixing plate, a first fixing ring of the front fixedly connected with of the first fixing plate is connected with the outer surface of the first supporting column in a sleeved mode, a second fixing ring of the front fixedly connected with of the second fixing plate is connected with the outer surface of the second supporting column in a sleeved mode.
As a still further scheme of the invention: the both ends of first support column all are equipped with spacing separation blade and two separation blades are located first solid fixed ring's the left and right sides respectively, the both ends of second support column also are equipped with spacing separation blade.
As a still further scheme of the invention: the one end fixedly connected with bolt of first support column and support the one end that the horizontal pole is close to first support column and offer the screw with this bolt looks adaptation, the one end fixedly connected with screw of second support column and support the one end that the horizontal pole is close to the second support column and be equipped with the bolt with this screw looks adaptation, the bolt and the screw looks adaptation at support horizontal pole both ends just are equipped with a support horizontal pole at least.
As a still further scheme of the invention: the front of locating plate is equipped with the graduation apparatus, the top of locating plate is equipped with limit baffle.
As a still further scheme of the invention: the locking mechanism comprises a set screw, the front face of the square fixing ring is provided with a threaded hole matched with the set screw, and the set screw penetrates through the threaded hole and is in lap joint with the front face of the positioning plate.
As a still further scheme of the invention: the clamping mechanism comprises a clamping hook, and the clamping hook is provided with a clamping lock for controlling an open loop and a closed loop.
Compared with the prior art, the invention has the beneficial effects that:
this positioner is used in haydite wallboard fluting cutting, through supporting the horizontal pole, the locating plate, locking mechanism, cooperation between fixed establishment and the clamping mechanism, it is more convenient to make the workman when the fluting, can assist the marking off, improve work efficiency, support the fluting machine again, workman's intensity of labour has been alleviateed, and spacing is carried out to the fluting machine, make it can fix a position the fluting, the groove of opening is better, when using handheld fluting machine fluting, generally marking off earlier, then fluting along the line, but because handheld fluting machine is most heavier, the workman is very inconvenient when opening the horizontal slot, on the one hand because the skew takes place easily by gravity fluting machine, the workman can't keep the level to lead to the groove to open askewly, on the other hand workman is handed time long can the hand sour, increase workman's loaded problem.
Drawings
Fig. 1 is a schematic structural view of a positioning device for slotting and cutting ceramsite wallboards.
Fig. 2 is a schematic structural view of a fixing mechanism in a positioning device for slotting and cutting ceramsite wallboards.
Fig. 3 is a schematic structural view of a support cross bar in a positioning device for slotting and cutting ceramsite wallboards.
Fig. 4 is a schematic structural view of a positioning plate in the positioning device for cutting the slots of the ceramsite wall board.
Fig. 5 is a left side view of the positioning device for cutting the ceramic wallboard.
FIG. 6 is a schematic structural view of the positioning device for cutting the ceramsite wall plate in the embodiment 2.
In the figure: 1. a first fixing plate; 2. a first retaining ring; 3. a first support column; 4. a second fixing plate; 5. a second retaining ring; 6. a second support column; 7. a support rail; 8. moving the collar; 9. a square fixing ring; 10. positioning a plate; 11. tightening the screw; 12. a dial gauge; 13. pasting a wallboard; 14. a locking hook; 15. a corner hook.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Referring to fig. 1-5, a positioning device for grooving and cutting of a light partition plate comprises a fixing mechanism, a first support column 3, a second support column 6, a support cross rod 7, a movable lantern ring 8, a square fixing ring 9, a positioning plate 10, a locking mechanism, a wall-attached plate 13 and a clamping mechanism, wherein the first support column 3 and the second support column 6 are fixed on a wall surface through the fixing mechanism, two ends of the support cross rod 7 are respectively fixedly connected with the first support column 3 and the second support column 6 through threads, the outer surface of the support cross rod 7 is sleeved with the movable lantern ring 8, the front surface of the movable lantern ring 8 is fixedly connected with the square fixing ring 9, the inner surface of the square fixing ring 9 is sleeved with the positioning plate 10 with a matched shape, the square fixing ring 9 is fixedly connected with the positioning plate 10 through the locking mechanism, the bottom end of the positioning plate 10 is fixedly connected with the wall-attached plate 13, the lower surface of the wall pasting board 13 is fixedly connected with a clamping mechanism.
The fixing mechanism is not limited, as long as the fixing mechanism can fix the first supporting column 3 and the second supporting column 6 on the wall and can install the supporting cross rod 7, preferably, in the embodiment, the fixing mechanism comprises the first fixing plate 1 and the second fixing plate 4, the first fixing ring 2 fixedly connected with the front side of the first fixing plate 1 is sleeved on the outer surface of the first supporting column 3, the fixing ring 5 fixedly connected with the front side of the second fixing plate 4 is sleeved on the outer surface of the second supporting column 6, when the fixing mechanism is used, a line is drawn at a certain distance, and the first fixing plate 1 and the second fixing plate 4 are fixed at a specified position by using screws after the supporting cross rod 7 is assembled.
In order to prevent that first support column 3 and second support column 6 from coming off from fixed establishment, in this embodiment, the both ends of first support column 3 all are equipped with spacing separation blade and two separation blades are located the left and right sides of first solid fixed ring 2 respectively, the both ends of second support column 6 also are equipped with spacing separation blade, and the separation blade can be inside fixed establishment first support column 3 and second support column 6 restriction when using, prevents to break away from and drops.
In order to adapt to different construction environments and different process requirements and conveniently adjust the length of the slotted hole, in the embodiment, one end of the first supporting column 3 is fixedly connected with a bolt, one end of the supporting cross rod 7 close to the first supporting column 3 is provided with a screw hole matched with the bolt, one end of the second supporting column 6 is fixedly connected with a screw hole, one end of the supporting cross rod 7 close to the second supporting column 6 is provided with a bolt matched with the screw hole, the bolts at the two ends of the supporting cross rod 7 are matched with the screw holes and at least one supporting cross rod 7 is arranged, in use, the support crossbar 7 is screwed to the first support column 3, according to the length of the slot, the supporting cross rods 7 can be added, the two supporting cross rods 7 are connected end to end, and are combined in pairs to increase the length, and after the length is determined, the last supporting cross rod 7 and the second supporting column 6 are screwed and fixed.
In order to facilitate accurate grooving and assist scribing, in the embodiment, the front surface of the positioning plate 10 is provided with a scale 12, and when in use, the supporting cross rod 7 can be used in cooperation with the positioning plate 10 to function as a measuring tool to assist scribing.
In order to prevent the positioning plate 10 from falling off from the square fixing ring 9, in this embodiment, the top end of the positioning plate 10 is provided with a limiting baffle, one end of the positioning plate 10, which is far away from the limiting baffle, is provided with a wall pasting plate 13, the wall pasting plate 13 is used for supporting the positioning plate 10, so that the positioning plate 10 is parallel to the wall surface, the scales displayed on the positioning plate 10 are more accurate due to the design, and the positioning is more accurate due to the fact that the scales are used for auxiliary positioning.
The locking mechanism is not limited, as long as the positioning plate 10 and the square fixing ring 9 can be relatively fixed, preferably, in the embodiment, the locking mechanism comprises a set screw 11, a threaded hole matched with the set screw 11 is formed in the front face of the square fixing ring 9, the set screw 11 penetrates through the threaded hole and is in lap joint with the front face of the positioning plate 10, when the locking mechanism is used, the length of the positioning plate 10 is adjusted firstly, then the set screw 11 is rotated, and the positioning plate 10 is pressed tightly by the set screw 11 to be fixed.
The clamping mechanism is not limited, and only the requirement that the handheld grooving machine can be supported and fixed is met, preferably, in the embodiment, the clamping mechanism comprises a clamping hook 14, the clamping hook 14 is provided with a clamping lock for controlling an open loop and a closed loop, the handheld grooving machine is directly hung inside the clamping hook 14 when the clamping mechanism is used, the clamping hook 14 can support the handheld grooving machine, and the clamping mechanism is convenient to use, quick to fix and good in fixing effect on the other hand and cannot fall off.
In conclusion, the positioning effect can be achieved by the device when the transverse groove is formed, the grooving machine can be supported, the operation of workers is facilitated, the grooving effect is improved, the burden of the workers is also reduced, the positioning effect can be achieved when the vertical groove is formed, and the supporting effect is poor.
Example 2
Referring to fig. 6, the difference between the present embodiment and embodiment 1 is:
different clamping mechanism has been adopted to this embodiment, clamping mechanism includes bent angle couple 15, and general handheld groover is equipped with two handles, when using, directly with a handle of handheld groover hang on bent angle couple 15 can, equally convenient and fast.
The working principle of the invention is as follows: when the device is used, firstly, the place needing grooving is scribed, the supporting cross rod 7 and the positioning plate 10 can be matched for use to play the role of a measuring tool for assisting scribing, after the scribing is finished, the supporting cross rod 7 and the first supporting column 3 are screwed up through threads, the supporting cross rod 7 can be added according to the grooving length, the two supporting cross rods 7 are connected end to end and combined in pairs to increase the length, after the length is determined, the last section of the supporting cross rod 7 and the second supporting column 6 are screwed and fixed, the device is assembled, after the completion, the supporting cross rod 7 and the scribed line are kept parallel, the positioning plate 10 is fixed by using a fixing device, the length of the positioning plate 10 is adjusted, then the set screw 11 is rotated, the positioning plate 10 is tightly pressed by using the set screw 11 to be fixed, the wall plate 13 is attached to the wall, and the handheld grooving machine is directly hung in the clamping lock 14, during grooving, the workman need not portable groover, only needs to promote the groover and removes, and is light much, opens simultaneously and can not take place the skew, can open out the straight flute along the line.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (3)
1. A positioning device for grooving and cutting of a light partition board comprises a fixing mechanism, a first supporting column (3), a second supporting column (6), a supporting cross rod (7), a movable lantern ring (8), a square fixing ring (9), a positioning plate (10), a locking mechanism, a wall pasting plate (13) and a clamping mechanism, and is characterized in that the first supporting column (3) and the second supporting column (6) are fixed on the wall surface through the fixing mechanism, two ends of the supporting cross rod (7) are fixedly connected with the first supporting column (3) and the second supporting column (6) through threads respectively, the outer surface of the supporting cross rod (7) is sleeved with the movable lantern ring (8), the square fixing ring (9) is fixedly connected to the front surface of the movable lantern ring (8), the positioning plate (10) with matched shapes is sleeved on the inner surface of the square fixing ring (9), and the square fixing ring (9) is fixedly connected with the positioning plate (10) through the locking mechanism, the bottom end of the positioning plate (10) is fixedly connected with a wall pasting plate (13), and the lower surface of the wall pasting plate (13) is fixedly connected with a clamping mechanism;
the fixing mechanism comprises a first fixing plate (1) and a second fixing plate (4), a first fixing ring (2) is fixedly connected to the front side of the first fixing plate (1), the first fixing ring (2) is sleeved with the outer surface of a first supporting column (3), a second fixing ring (5) is fixedly connected to the front side of the second fixing plate (4), and the second fixing ring (5) is sleeved with the outer surface of a second supporting column (6);
one end of the first supporting column (3) is fixedly connected with a bolt, one end, close to the first supporting column (3), of the supporting cross rod (7) is provided with a screw hole matched with the bolt, one end of the second supporting column (6) is fixedly connected with a screw hole, one end, close to the second supporting column (6), of the supporting cross rod (7) is provided with a bolt matched with the screw hole, bolts at two ends of the supporting cross rod (7) are matched with the screw hole, and at least one supporting cross rod (7) is arranged;
a dial gauge (12) is arranged on the front surface of the positioning plate (10), and a limiting baffle is arranged at the top end of the positioning plate (10);
the clamping mechanism comprises a clamping hook (14), and the clamping hook (14) is provided with a clamping lock for controlling an open loop and a closed loop.
2. The positioning device for grooving and cutting of the light partition plate according to claim 1, wherein two ends of the first supporting column (3) are provided with limiting blocking pieces, the two blocking pieces are respectively located at the left side and the right side of the first fixing ring (2), and two ends of the second supporting column (6) are also provided with limiting blocking pieces.
3. The positioning device for grooving and cutting of the light partition plate according to claim 1, wherein the locking mechanism comprises a set screw (11), a threaded hole matched with the set screw (11) is formed in the front face of the square fixing ring (9), and the set screw (11) penetrates through the threaded hole and is overlapped with the front face of the positioning plate (10).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019112676037 | 2019-12-11 | ||
| CN201911267603 | 2019-12-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110900852A CN110900852A (en) | 2020-03-24 |
| CN110900852B true CN110900852B (en) | 2022-01-07 |
Family
ID=69826870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911326234.4A Active CN110900852B (en) | 2019-12-11 | 2019-12-20 | Positioning device for grooving and cutting of light partition plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110900852B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112339141B (en) * | 2020-09-27 | 2022-06-03 | 枣庄高新建设集团有限公司 | Wall body fluting device that home decoration used |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205013045U (en) * | 2015-08-05 | 2016-02-03 | 上海法赫桥梁隧道养护工程技术有限公司 | Tunnel groover |
| CN107558702A (en) * | 2017-09-22 | 2018-01-09 | 南京苏格信息技术有限公司 | A kind of water power groover servicing unit |
| CN107984631A (en) * | 2017-11-15 | 2018-05-04 | 郑州格瑞塔电子信息技术有限公司 | A kind of construction wall punching positioner |
| CN208402652U (en) * | 2018-06-11 | 2019-01-22 | 新疆维吾尔自治区葡萄瓜果研究所 | A kind of muskmelon suspension apparatus |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0866916A (en) * | 1994-08-30 | 1996-03-12 | Hitachi Building Syst Eng & Service Co Ltd | Boring device |
| NL1008798C2 (en) * | 1998-04-02 | 1999-10-05 | Thebra Betonboringen | Chain saw attachment for cutting circular holes in walls |
| JP2000027447A (en) * | 1998-07-15 | 2000-01-25 | Toa Harbor Works Co Ltd | Method for providing horizontal recess part in periphery of concrete columnar body |
| DE20006067U1 (en) * | 2000-04-01 | 2000-06-15 | Cremers Manfred | Auxiliary device for attaching a hand drill to a wall or wall |
| JP4493369B2 (en) * | 2004-02-27 | 2010-06-30 | 武志 三宅 | Board cutting tool |
| CN202742539U (en) * | 2012-06-21 | 2013-02-20 | 张德平 | Multifunctional portable ceramic tile and glass cutting device |
| CN206825706U (en) * | 2017-03-17 | 2018-01-02 | 四川建筑职业技术学院 | A kind of novel building metope cutting machine |
| CN207290554U (en) * | 2017-09-07 | 2018-05-01 | 上海缪斯建筑装饰设计有限公司 | A kind of construction and decoration wall construction automatic slotting equipment |
| CN207643451U (en) * | 2017-11-27 | 2018-07-24 | 付宇 | A kind of no-reinforcing-bar metope grooving apparatus |
| CN207711087U (en) * | 2017-11-30 | 2018-08-10 | 中国一冶集团有限公司 | Masonry wall wire casing cutter device |
| CN207700017U (en) * | 2018-01-10 | 2018-08-07 | 胡财水 | Civil engineering notcher |
| CN208396080U (en) * | 2018-02-08 | 2019-01-18 | 贵州鑫立方环保科技有限公司 | A kind of attachment device suitable for glass partition connection |
| CN108656370A (en) * | 2018-06-08 | 2018-10-16 | 潘艳婷 | A kind of dust-tight construction construction basal plane grooving apparatus |
| CN209022259U (en) * | 2018-07-27 | 2019-06-25 | 浙江深美装饰工程有限公司 | Drilling tool is auxiliarily fixed in electric drill |
-
2019
- 2019-12-20 CN CN201911326234.4A patent/CN110900852B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205013045U (en) * | 2015-08-05 | 2016-02-03 | 上海法赫桥梁隧道养护工程技术有限公司 | Tunnel groover |
| CN107558702A (en) * | 2017-09-22 | 2018-01-09 | 南京苏格信息技术有限公司 | A kind of water power groover servicing unit |
| CN107984631A (en) * | 2017-11-15 | 2018-05-04 | 郑州格瑞塔电子信息技术有限公司 | A kind of construction wall punching positioner |
| CN208402652U (en) * | 2018-06-11 | 2019-01-22 | 新疆维吾尔自治区葡萄瓜果研究所 | A kind of muskmelon suspension apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110900852A (en) | 2020-03-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207171090U (en) | Double end section bar mitre saw | |
| CN110900852B (en) | Positioning device for grooving and cutting of light partition plate | |
| CN108145870A (en) | A kind of manual high-efficiency ceramic tile cutter device | |
| CN207314843U (en) | A kind of reserved air louver tool-type is into punch die | |
| CN215039097U (en) | Gypsum board cutting device | |
| CN103182745B (en) | Slide block side hanging type cutting machine rack for portable electric cutting machine | |
| CN106426578B (en) | A kind of angle adjustable formula apparatus for cutting ceramic bricks | |
| CN210396181U (en) | Bricklaying pipe auxiliary device | |
| CN104878909B (en) | It is a kind of to be easy to hold the Horizontal scrapping rule taken | |
| CN209440550U (en) | A kind of plaster board cutting tool | |
| US3206854A (en) | Bricklaying guide | |
| CN209718251U (en) | A kind of portable plasterboard cutter | |
| CN209099788U (en) | Positioning device and prefabricated component mounting structure | |
| CN203579907U (en) | Cutting instrument applicable to ceramic tiles with various specifications | |
| CN213887981U (en) | Clamping type steel bar cutting device for building construction | |
| CN212412689U (en) | Pipeline erecting device for assembled wall | |
| CN204450898U (en) | Cutting push broach Ceramic tile cutting machine | |
| CN213499745U (en) | Perforating device is used in timber production with fixed establishment | |
| CN210396033U (en) | Novel tool for building plastering | |
| CN210190194U (en) | Cutting device is used in external wall insulation board construction | |
| CN215658170U (en) | On-spot cutting device of house ornamentation aluminum product structure | |
| CN219464812U (en) | Drilling device for aluminum alloy profile production and processing | |
| CN207888945U (en) | A kind of cutter device for wallboard | |
| CN214725396U (en) | Dustless cutting environment-friendly device of ceramic tile | |
| CN211373383U (en) | Multifunctional building ruler for high-rise building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |