CN109809108B - Conveyer belt is used in bottled water processing - Google Patents

Conveyer belt is used in bottled water processing Download PDF

Info

Publication number
CN109809108B
CN109809108B CN201910163421.9A CN201910163421A CN109809108B CN 109809108 B CN109809108 B CN 109809108B CN 201910163421 A CN201910163421 A CN 201910163421A CN 109809108 B CN109809108 B CN 109809108B
Authority
CN
China
Prior art keywords
fixedly connected
cylinder
framework
ring
water
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
CN201910163421.9A
Other languages
Chinese (zh)
Other versions
CN109809108A (en
Inventor
张仲熙
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.)
Hunan Xiangxing Environment Protection & Water Treatment Equipment Co ltd
Original Assignee
Hunan Xiangxing Environment Protection & Water Treatment Equipment 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 Hunan Xiangxing Environment Protection & Water Treatment Equipment Co ltd filed Critical Hunan Xiangxing Environment Protection & Water Treatment Equipment Co ltd
Priority to CN201910163421.9A priority Critical patent/CN109809108B/en
Publication of CN109809108A publication Critical patent/CN109809108A/en
Application granted granted Critical
Publication of CN109809108B publication Critical patent/CN109809108B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a conveying belt for processing barreled water, which comprises a conveying device, wherein supporting legs are fixedly connected in front of and behind the bottom of the conveying device at equal distances, round shells are fixedly connected at the tops of the conveying device at equal distances, a motor is fixedly connected to the bottom of an inner cavity of each round shell, a vertical cylinder is fixedly connected to the output end of the motor, a cylinder is fixedly connected to the top of the vertical cylinder, an inflation ring is fixedly connected to the upper part of the inner cavity of the cylinder, an inflator is fixedly connected to the upper part of the left side of the cylinder, a connecting pipe is connected to the top of the inflator in a penetrating manner, and the tail of the connecting. This conveyer belt is used in bottled water processing can carry out effectual fixing to the bottled water, prevents that the bottled water from the condition that falls down in removing, can carry out effectual processing to the water that falls in the bottled water outside simultaneously, avoids the water droplet to lead to ground ponding behind the ground to can not cause the safety problem because of the ground is wet smooth.

Description

Conveyer belt is used in bottled water processing
Technical Field
The invention relates to the technical field of barreled water processing, in particular to a conveying belt for the barreled water processing.
Background
Along with economic level's improvement, various bottled water has walked into millions of families, bottled water is essential in people's daily life basically, a large amount of bottled water is at the filling, add man-hour such as tectorial membrane and packing, all accomplish on conveyor, but present conveyor is when using, conveyor can not carry out effectual fixed to bottled water, lead to the vibrations that the bottled water produced because of conveyor operation easily, or other reasons and fall to ground, can not handle the water in the bottled water filling back simultaneously, the water that flows to the bottled water outside, lead to water to drip to ground, lead to surface ponding after long-time, thereby cause the staff to slip easily, then cause the safety problem.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a conveying belt for processing barreled water, which solves the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a conveying belt for processing barreled water comprises a conveying device, supporting legs are fixedly connected with the front side and the rear side of the bottom of the conveying device at equal distances, round shells are fixedly connected with the top of the conveying device at equal distances, a motor is fixedly connected with the bottom of an inner cavity of each round shell, a vertical cylinder is fixedly connected with the output end of the motor, a cylinder is fixedly connected with the top of the vertical cylinder, an inflation ring is fixedly connected with the upper part of the left side of the cylinder, an inflator is fixedly connected with the upper part of the left side of the cylinder, the top of the inflator is connected with a connecting pipe in a through mode, the tail of the connecting pipe penetrates through the upper part of the left side of the cylinder and is connected with the left side of the inflation ring in a through mode, a first spring is fixedly connected with the bottom of the inner cavity of the cylinder, a circular plate is fixedly connected with the tail, the tail part of the second spring is fixedly connected with a bent plate, the middle part of the outer side of the bent plate is fixedly connected with a stay cord, the tail part of the stay cord sequentially penetrates through the second spring and the fixed shell and extends to the outside of the fixed shell, the tail parts of the two stay cords are respectively connected with the bottom part of the circular plate, the front side of the cylinder is fixedly connected with an air pump, the output end of the air pump penetrates through the front side of the cylinder and extends to the inside of the cylinder, the centers of the front side and the back side of the conveying device are fixedly connected with fixed strips, the top parts of the fixed strips are slidably connected with balancing weights at equal intervals through slideways, the top parts of the balancing weights are movably connected with vertical rods at equal intervals through bearings, the top parts of the vertical rods are fixedly connected with sleeves, inner cavities of the sleeves are fixedly connected with heaters, the outer, the top of the long rod is fixedly connected with a dryer.
Preferably, the top equidistance of conveyor is provided with the framework, and is a plurality of the place ahead and the rear of framework bottom are connected with the top of two fixed strips respectively, the top fixedly connected with electric telescopic handle of framework, electric telescopic handle's output runs through the top of framework, and extends to the inboard of framework, electric telescopic handle's output fixedly connected with sponge cover, the equal fixedly connected with hair-dryer in the place ahead and the rear of framework both sides, the equal fixedly connected with down tube in the place ahead and the rear of framework both sides, the one end of this down tube is connected with the bottom of hair-dryer.
Preferably, the dryer is fixedly connected to the upper portions of the two sides of the supporting leg, and the base is fixedly connected to the bottom of the supporting leg.
Preferably, the two sides of the bottom of the cylinder are fixedly connected with short rods, the top of the circular shell is provided with a sliding rail, the inner side of the sliding rail is respectively in sliding connection with the bottoms of the two short rods, the inner cavity of the cylinder is fixedly connected with a circular ring, and the top of the circular ring is in contact with the bottom of the inflation ring.
Preferably, a cylinder is fixedly connected to the bottom of the circular plate, the cylinder is located on the inner side of the first spring, the bottom of the cylinder penetrates through the bottom of the inner cavity of the cylinder, and a soft cotton ring is fixedly connected to the upper portion of the outer side of the cylinder.
(III) advantageous effects
The invention provides a conveying belt for processing barreled water. The method has the following beneficial effects:
(1) this conveyer belt is used in bottled water processing, through conveyor and round shell, and a motor, the riser, the drum, aerify the ring, the inflator, the connecting pipe, first spring, the plectane, the set casing, the second spring, the bent plate, the stay cord, the air extractor, the fixed strip, the balancing weight, the montant, the sleeve pipe, the heating element, the sponge circle, the cooperation of stock and drying apparatus is used and has been played, can carry out effectual fixed to the bottled water, prevent that the bottled water from appearing falling down the condition in the removal, can carry out effectual processing to the water that falls in the bottled water outside simultaneously, avoid the water droplet to lead to ground ponding behind the ground, thereby can not cause the safety problem because of the ground is wet smooth.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is an enlarged view of the novel structure of FIG. 1 at A;
FIG. 3 is a schematic cross-sectional view of the cylinder of the present invention;
FIG. 4 is a cross-sectional structural view of the bushing of the present invention;
fig. 5 is a cross-sectional structural view of the frame body of the present invention.
In the figure: 1. a conveying device; 2. a support leg; 3. a dryer; 4. a base; 5. a round shell; 6. a motor; 7. a vertical cylinder; 8. a cylinder; 9. a short bar; 10. an air-filled ring; 11. a circular ring; 12. an inflator; 13. a connecting pipe; 14. a first spring; 15. a circular plate; 16. a stationary case; 17. a second spring; 18. bending a plate; 19. pulling a rope; 20. an air extractor; 21. a fixing strip; 22. a balancing weight; 23. a vertical rod; 24. a sleeve; 25. a heater; 26. a sponge ring; 27. a long rod; 28. a dryer; 29. a frame body; 30. an electric telescopic rod; 31. a sponge sleeve; 32. an air blower.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the present invention provides a technical solution: a conveyer belt for processing barreled water comprises a conveyer device 1, supporting legs 2 are fixedly connected with the front and the rear of the bottom of the conveyer device 1 at equal distances, dryers 3 are fixedly connected with the upper parts of two sides of each supporting leg 2, the bottom of each supporting leg 2 is fixedly connected with a base 4, each dryer 3 and each base 4 are played, when a small amount of accumulated water exists on the ground, each dryer 3 is started to dry the ground, each dryer 3 dries the ground, meanwhile, each base 4 can increase the stability of each supporting leg 2, round shells 5 are fixedly connected with the top of the conveyer device 1 at equal intervals, the bottom of an inner cavity of each round shell 5 is fixedly connected with a motor 6, an output end of each motor 6 is fixedly connected with a vertical cylinder 7, the top of each vertical cylinder 7 is fixedly connected with a cylinder 8, an inflation ring 10 is fixedly connected with the upper part of the inner cavity of each cylinder 8, short rods 9 are fixedly connected with two sides of the bottom of each cylinder 8, a slide, the inner cavity of the cylinder 8 is fixedly connected with a circular ring 11, the top of the circular ring 11 is contacted with the bottom of an inflation ring 10, a short rod 9, a sliding rail and the circular ring 11 play a role, the short rod 9 rotates along with the cylinder 8 in the sliding rail at the top of the circular shell 5, the stability of the cylinder 8 is improved, when the inflation ring 10 is not needed to be used, the circular ring 11 can bear the inflation ring 10, an inflator 12 is fixedly connected above the left side of the cylinder 8, the top of the inflator 12 is connected with a connecting pipe 13 in a penetrating way, the tail of the connecting pipe 13 penetrates through the upper side of the left side of the cylinder 8 and is connected with the left side of the inflation ring 10 in a penetrating way, the bottom of the inner cavity of the cylinder 8 is fixedly connected with a first spring 14, the tail of the first spring 14 is fixedly connected with a circular plate 15, both sides of the bottom of the inner cavity of the cylinder 8 are fixedly connected with a fixed shell 16, the middle part of the outer side of the bent plate 18 is fixedly connected with a pull rope 19, the tail part of the pull rope 19 sequentially penetrates through the second spring 17 and the fixed shell 16 and extends to the outside of the fixed shell 16, the tail parts of the two pull ropes 19 are respectively connected with the bottom of the circular plate 15, the front surface of the circular cylinder 8 is fixedly connected with an air pump 20, the output end of the air pump 20 penetrates through the front surface of the circular cylinder 8 and extends to the inside of the circular cylinder 8, the bottom of the circular plate 15 is fixedly connected with a cylinder which is positioned at the inner side of the first spring 14, the bottom of the cylinder penetrates through the bottom of the inner cavity of the circular cylinder 8, a soft cotton ring is fixedly connected above the outer side of the cylinder, the cylinder and the soft cotton ring are looped, the cylinder can prevent the first spring 14 from randomly shaking, when the circular plate 15 moves downwards, the cylinder enters the inner part of the vertical cylinder 7, the soft cotton ring is contacted, thereby facilitating the work of the air extractor 20, the center of the front and back of the conveying device 1 is fixedly connected with the fixed strips 21, the top of the fixed strip 21 is connected with the balancing weight 22 through the slideway in an equidistance sliding way, the top of the balancing weight 22 is movably connected with the vertical rod 23 through the bearing in an equidistance way, the top of the vertical rod 23 is fixedly connected with the sleeve pipe 24, the inner cavity of the sleeve pipe 24 is fixedly connected with the heater 25, the outer side of the sleeve pipe 24 is fixedly connected with the sponge ring 26, the two sides of the top of the balancing weight 22 are fixedly connected with the long rod 27, the top of the long rod 27 is fixedly connected with the dryer 28, the upper part of the conveying device 1 is provided with the frame bodies 29 in an equidistance way, the front and the rear of the bottoms of the plurality of the frame bodies 29 are respectively connected with, electric telescopic handle 30's output fixedly connected with sponge cover 31, the place ahead and the equal fixedly connected with hair-dryer 32 in rear of framework 29 both sides, the place ahead and the equal fixedly connected with down tube in rear of framework 29 both sides, the one end of this down tube is connected with the bottom of hair-dryer 32, framework 29, electric telescopic handle 30, sponge cover 31, hair-dryer 32 and down tube have played, when the bottled water removes to the inboard below of framework 29, electric telescopic handle 30's output drives sponge cover 31 downstream, entangle the top of bottled water, further absorb the water in the bottled water outside, then electric telescopic handle 30 recovers, air-dry that the bottled water outside water stain can then be accelerated to hair-dryer 32, the down tube then can increase hair-dryer 32's steadiness.
When the device is used, the external power supply is firstly switched on to enable the conveying device 1 to start to operate, then a worker places an empty barrel on the inner side of the cylinder 8 to enable the top of the circular plate 15 to be in contact with the bottom of the empty barrel, so that the worker injects water into the empty barrel through external filling equipment, then the weight of the empty barrel after water is added into the empty barrel enables the circular plate 15 to compress the first spring 14, the tension of the first spring 14 is greater than that of the second spring 17, after the first spring 14 is compressed, the second spring 17 recovers to push the bent plate 18, after the pull rope 19 is pulled by the bent plate 18, the two bent plates 18 fix the barreled water to increase the stability of the barreled water, and because the inflator 12 and the air pump 20 are powered by batteries, the switch of the inflator 12 and the air pump 20 is started, so that the inflator 12 inflates the air ring 10 through the connecting pipe 13, and after the air ring 10 expands, the barreled water is fixed, then the output end of the air pump 20 pumps out the air below the inner cavity of the cylinder 8, then the barreled water can be further fixed due to the air pressure, after the heater 25 and the dryer 28 are electrified to start running, when the circular shell 5 moves, the output end of the motor 6 drives the cylinder 8 to rotate through the vertical cylinder 7, then the barreled water passes through the sponge ring 26, the sponge ring 26 and the barreled water generate friction force to enable the vertical rod 23 to rotate, so that the sponge ring 26 absorbs the water outside the barreled water, meanwhile, the dryer 28 can dry the water stain on the barreled water, both sides of the dryer 28 can dry the sponge ring 26, so that the water absorbed by the sponge ring 26 is rapidly evaporated, when a large batch of barreled water is conveyed by the conveying device 1, the water outside the barreled water cannot fall to the ground, the drying of the ground is ensured, and the barreled water can be effectively fixed at the same time, after the operator takes the bottled water out of the cylinder 8, the shell 5 is moved to the original position along with the delivery device 1, and the details which are not described in detail in the present specification belong to the prior art which is well known to those skilled in the art.
In conclusion, the conveyer belt for processing the barreled water passes through the conveyer device 1 and the round shell 5, the motor 6, the vertical cylinder 7, the cylinder 8, the inflation ring 10, the inflator 12, the connecting pipe 13, the first spring 14, the round plate 15, the fixed shell 16, the second spring 17, the bent plate 18, the pull rope 19, the air extractor 20, the fixing strip 21, the balancing weight 22, the vertical rod 23, the sleeve 24, the heater 25, the sponge ring 26, the long rod 27 and the dryer 28, and the conveyer belt can effectively fix the barreled water, prevent the barreled water from falling down in the moving process, effectively treat the water falling outside the barreled water, avoid water from falling to the ground to cause ground water accumulation, and avoid safety problems caused by wet and slippery ground.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a conveyer belt is used in bottled water processing, includes conveyor (1), its characterized in that: the supporting legs (2) are fixedly connected with the equal distance between the front side and the rear side of the bottom of the conveying device (1), the top of the conveying device (1) is fixedly connected with a round shell (5) at equal intervals, the bottom of the inner cavity of the round shell (5) is fixedly connected with a motor (6), the output end of the motor (6) is fixedly connected with a vertical cylinder (7), the top of the vertical cylinder (7) is fixedly connected with a cylinder (8), an inflation ring (10) is fixedly connected above the inner cavity of the cylinder (8), an inflator (12) is fixedly connected above the left side of the cylinder (8), the top of the inflator (12) is connected with a connecting pipe (13) in a penetrating manner, the tail of the connecting pipe (13) penetrates through the left side of the cylinder (8) and is connected with the left side of the inflation ring (10) in a penetrating manner, and the bottom, a circular plate (15) is fixedly connected to the tail of the first spring (14), a fixed shell (16) is fixedly connected to each of two sides of the bottom of an inner cavity of the cylinder (8), a second spring (17) is fixedly connected to one side above the inner side of the fixed shell (16), a bent plate (18) is fixedly connected to the tail of the second spring (17), a pull rope (19) is fixedly connected to the middle of the outer side of the bent plate (18), the tail of the pull rope (19) sequentially penetrates through the second spring (17) and the fixed shell (16) and extends to the outside of the fixed shell (16), the tails of the two pull ropes (19) are respectively connected to the bottoms of the circular plates (15), an air extractor (20) is fixedly connected to the front of the cylinder (8), the output end of the air extractor (20) penetrates through the front of the cylinder (8) and extends to the inside of the cylinder (8), a fixing strip (21) is fixedly connected to the centers of the front and the back of the conveying device (, the top of fixed strip (21) has balancing weight (22) through slide equidistance sliding connection, there is montant (23) at the top of balancing weight (22) through bearing equidistance swing joint, the top fixedly connected with sleeve pipe (24) of montant (23), the inner chamber fixedly connected with heater (25) of sleeve pipe (24), the outside fixedly connected with sponge circle (26) of sleeve pipe (24), the equal fixedly connected with stock (27) in both sides at balancing weight (22) top, the top fixedly connected with drying apparatus (28) of stock (27).
2. The conveyor belt for processing the barreled water according to claim 1, wherein: the utility model discloses a hair dryer, including conveyor (1), the top equidistance of conveyor (1) is provided with framework (29), and is a plurality of the place ahead and the rear of framework (29) bottom are connected with the top of two fixed strips (21) respectively, the top fixedly connected with electric telescopic handle (30) of framework (29), the output of electric telescopic handle (30) runs through the top of framework (29), and extends to the inboard of framework (29), the output fixedly connected with sponge cover (31) of electric telescopic handle (30), the equal fixedly connected with hair-dryer (32) in the place ahead and the rear of framework (29) both sides, the equal fixedly connected with down tube in the place ahead and the rear of framework (29) both sides, the one end of this down tube is connected with the bottom of hair-dryer (32).
3. The conveyor belt for processing the barreled water according to claim 1, wherein: the dryer is characterized in that the dryer (3) is fixedly connected to the upper portions of two sides of the supporting legs (2), and the base (4) is fixedly connected to the bottom of each supporting leg (2).
4. The conveyor belt for processing the barreled water according to claim 1, wherein: the equal fixedly connected with quarter butt (9) in both sides of drum (8) bottom, the slide rail has been seted up at the top of circle shell (5), the inboard of this slide rail respectively with the bottom sliding connection of two quarter butt (9), the inner chamber fixedly connected with ring (11) of drum (8), the top of ring (11) contacts with the bottom of aerating ring (10).
5. The conveyor belt for processing the barreled water according to claim 1, wherein: the bottom of the circular plate (15) is fixedly connected with a cylinder, the cylinder is positioned at the inner side of the first spring (14), the bottom of the cylinder penetrates through the bottom of the inner cavity of the cylinder (8), and a soft cotton ring is fixedly connected above the outer side of the cylinder.
CN201910163421.9A 2019-03-05 2019-03-05 Conveyer belt is used in bottled water processing Active CN109809108B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910163421.9A CN109809108B (en) 2019-03-05 2019-03-05 Conveyer belt is used in bottled water processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910163421.9A CN109809108B (en) 2019-03-05 2019-03-05 Conveyer belt is used in bottled water processing

Publications (2)

Publication Number Publication Date
CN109809108A CN109809108A (en) 2019-05-28
CN109809108B true CN109809108B (en) 2020-08-28

Family

ID=66608103

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910163421.9A Active CN109809108B (en) 2019-03-05 2019-03-05 Conveyer belt is used in bottled water processing

Country Status (1)

Country Link
CN (1) CN109809108B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112479134A (en) * 2021-01-06 2021-03-12 南京紫宁政贸易有限公司 Liquid filling anti-spill and anti-dripping packaging equipment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4520853A (en) * 1984-02-06 1985-06-04 Reliance Electric Company Drum positioning system
CN105292924B (en) * 2015-10-29 2017-11-07 孙美玲 A kind of cement feeding barrel places cutting agency
CN106241703B (en) * 2016-09-29 2018-07-27 台州市智诚工业设计有限公司 A kind of pail pack conveying mechanism with buffer gear
CN108674887A (en) * 2016-11-24 2018-10-19 刘可 A kind of vertical steady conveying device of vial convenient for picking and placeing
CN207684865U (en) * 2017-12-27 2018-08-03 安徽国口酒业股份有限公司 A kind of conveying equipment for facilitating fat filling

Also Published As

Publication number Publication date
CN109809108A (en) 2019-05-28

Similar Documents

Publication Publication Date Title
CN207506888U (en) A kind of fire hose rolling-up device for having the function of to be cleaned and dried
CN107951213B (en) Automatic change wardrobe
CN109809108B (en) Conveyer belt is used in bottled water processing
CN210657678U (en) Garment materials preprocessing device
CN108057667A (en) A kind of novel hose steel wire cleaner
CN109122789B (en) Slaughter with pulling skin device
CN111204112A (en) Fabric composite device with odor removal and refreshing functions
CN105285038A (en) Live pig slaughter operating platform
CN112696902A (en) Efficient drying machine for spinning
CN109746156A (en) A kind of insole processing viscose glue water installations
CN107988779B (en) Automatic clothing processing device
CN219903334U (en) Stainless steel plate laminating device
CN113930923A (en) Processing technology of synthetic fiber textile raw material
CN109008890B (en) Integrated vamp cleaning machine
CN106610185A (en) Uniform-heating artware surface dehumidification equipment
CN214550813U (en) Drainage winding equipment for fire hose
CN214496881U (en) Intelligent clothes hanger convenient for collecting and hanging clothes
CN211367833U (en) A high-efficient washing equipment for aramid fiber production
CN211412946U (en) Belt cleaning device for building protection network
CN208728276U (en) A kind of air-dried integrated device of vacuum glass cleaning
CN212771379U (en) Polyester fiber's belt cleaning device
CN110777495B (en) Based on socks production and processing are with washing drying device
CN107823823A (en) A kind of fire extinguisher canvas hose cleaning equipment
CN112477164A (en) PU artificial leather press forming process
CN207492741U (en) A kind of practical shoe-cleaning machine

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