CN219096736U - Building pipeline material selling transportation device with positioning function - Google Patents

Building pipeline material selling transportation device with positioning function Download PDF

Info

Publication number
CN219096736U
CN219096736U CN202222016135.XU CN202222016135U CN219096736U CN 219096736 U CN219096736 U CN 219096736U CN 202222016135 U CN202222016135 U CN 202222016135U CN 219096736 U CN219096736 U CN 219096736U
Authority
CN
China
Prior art keywords
screw
column
sides
frame
plate
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
CN202222016135.XU
Other languages
Chinese (zh)
Inventor
李建欧
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.)
Xinjiang Shidu Construction Engineering Co ltd
Original Assignee
Xinjiang Shidu Construction Engineering 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 Xinjiang Shidu Construction Engineering Co ltd filed Critical Xinjiang Shidu Construction Engineering Co ltd
Priority to CN202222016135.XU priority Critical patent/CN219096736U/en
Application granted granted Critical
Publication of CN219096736U publication Critical patent/CN219096736U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/80Packaging reuse or recycling, e.g. of multilayer packaging

Landscapes

  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

The utility model relates to the technical field of building material sales and transportation, and discloses a transportation device with a positioning function for building pipeline material sales, which comprises a base, a fixed frame and a movable frame, wherein the inner sides of the fixed frame and the movable frame are respectively bolted with a fixed plate, a lifting plate is arranged above the fixed plate, the bottom of the lifting plate is bolted with an upper clamping piece, the top of the fixed plate is bolted with a lower clamping piece, two sides of the inside of the fixed frame are respectively connected with a first screw in a rotating way, the first screws on the two sides are connected through belt transmission, and two sides of the inside of the movable frame are respectively connected with a second screw in a rotating way; according to the utility model, the first hand wheel is rotated to drive the third screw to rotate, so that the movable sleeve drives the movable frame to move to adjust the position, the device can adapt to pipeline transportation with different lengths, and the problem that the existing pipeline transportation devices cannot be adjusted according to the lengths of pipelines and are insufficient in application range is solved.

Description

Building pipeline material selling transportation device with positioning function
Technical Field
The utility model relates to the technical field of building material sales and transportation, in particular to a transportation device with a positioning function for building pipeline material sales.
Background
Common plumbing materials for construction include: the garbage pipeline, the flue, the ventilation channel, the air conditioning pipeline, the water supply and drainage pipeline, the gas pipeline, the cable pipeline, the article conveying well and the like are components of a building, so that the importance of the pipeline in the building is seen. Building pipeline material is in the in-process of selling, need take out the pipeline from the warehouse, then put on the shallow and transport near the freight train, later carry the pipeline on the freight train, but traditional shallow does not possess pipeline locate function, consequently need tie up with the rope and prevent that the pipeline from dropping at the in-process of transportation, and very troublesome, some existing pipeline conveyer can fix a position the pipeline at present, and is more convenient.
Through searching, for example, chinese patent literature discloses a building water supply and drainage pipeline transportation device [ application number: CN202020160412.2; publication No.: CN212289957U ]. According to the building water supply and drainage pipeline conveying device, the left arc-shaped plate and the right arc-shaped plate are extruded to one side, the left elastic component and the right elastic component are extruded to one side by the left arc-shaped plate and the right arc-shaped plate, then the pipeline is placed on the placing plate, the anti-skid pads on the left arc-shaped plate and the right arc-shaped plate are in contact with the pipeline, the threaded rods are screwed into the left clamping plate and the right clamping plate, but in the use process, the left arc-shaped plate and the right arc-shaped plate can be clamped and fixed by the elastic component, the elastic component is easy to shrink due to jolt in the transportation process, the pipeline is easy to be fixed to loose, meanwhile, workers also need to rotate the threaded rods on two sides to position in the positioning process, the device is inconvenient to adjust according to the length of the pipeline, and the sold pipeline is different in length, so that the device cannot adapt to the sales transportation of pipelines with different lengths.
Disclosure of Invention
The utility model aims to provide a transportation device with a positioning function for selling building pipeline materials, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a conveyer for building pipeline material sales with locate function, includes base, mount and movable frame, the mount is all bolted with the fixed plate with the inboard of movable frame, the top of fixed plate is provided with the lifter plate, the bottom bolt of lifter plate has last fastener, the top bolt of fixed plate has lower fastener, the inside both sides of mount all rotate and are connected with first screw rod, both sides through belt drive connection between the first screw rod, the inside both sides of movable frame all rotate and are connected with the second screw rod, the equal threaded connection in surface of first screw rod and second screw rod has the lifting sleeve, and the lifting sleeve is fixed with the lifter plate, both sides through belt drive connection between the second screw rod, the top of mount and movable frame is provided with drive mechanism, horizontal groove has been seted up in the top of base, the bottom of base is rotated through the bearing frame and is connected with the third screw rod, the surface threaded connection of third screw rod has the movable sleeve, the top of movable sleeve is fixed with the vertical post, and the vertical post is fixed with the bottom of movable frame, the bottom of movable frame has a plurality of supporting wheels to connect with the base with the surface of a plurality of supporting wheels.
Preferably, one end bolt of third screw rod has first hand wheel, one side bolt of mount has the mounting panel, the surface of mounting panel runs through and is provided with the column spinner, and the column spinner passes through the bearing rotation with the department of running through of mounting panel and be connected, the one end bolt of column spinner has the second hand wheel, the other end of column spinner passes through bevel gear drive with first screw rod and is connected, the surface of mounting panel runs through and is provided with positioning mechanism.
Preferably, the transmission mechanism comprises a first support plate, a rotating column, a transmission rod, a rotating sleeve and a second support plate, wherein the first support plate is two in number and is respectively bolted to two sides of the top of the fixing frame, the second support plate is two in number and is respectively bolted to two sides of the top of the moving frame, the rotating column penetrates through the first support plate and is rotationally connected with the penetrating position of the rotating column, the rotating sleeve penetrates through the second support plate and is rotationally connected with the penetrating position of the rotating column, the rotating column is connected with the first screw through bevel gear transmission, the transmission rod is fixed to the other end of the rotating column, the transmission rod is in sliding connection with the inner wall of the rotating sleeve, and the rotating sleeve is connected with the second screw through bevel gear transmission.
Preferably, the section of the transmission rod is square, and the shape of the inner wall of the rotary sleeve is the same as that of the transmission rod.
Preferably, the positioning mechanism comprises a third hand wheel, a threaded column, a threaded sleeve and a rubber ring, wherein the threaded sleeve penetrates through the surface of the mounting plate, the threaded column is in threaded connection with the inner wall of the threaded sleeve, the third hand wheel is fixed at one end of the threaded column, and the rubber ring is fixed on the surface of the rotating column.
Preferably, through holes are formed in two sides of the top surface of the fixing plate in a penetrating mode, and the inner diameter of each through hole is larger than that of the first screw or the second screw.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the first hand wheel is rotated to drive the third screw to rotate, so that the movable sleeve drives the movable frame to move to adjust the position, the device can adapt to pipeline transportation with different lengths, and the problem that the existing pipeline transportation devices cannot be adjusted according to the lengths of pipelines and are insufficient in application range is solved.
2. According to the utility model, the first screw is driven to rotate by rotating the second hand wheel, and the first screw drives the second screw to synchronously rotate through the transmission mechanism, so that all the first screw and the second screw can be controlled to synchronously fix the pipeline transported on the device, the screw is not required to be rotated by workers, the convenience is improved, and the positioning mechanism is additionally arranged to position the rotating column and the screw, so that the device can stably position the pipeline.
Drawings
FIG. 1 is a schematic view of a novel three-dimensional structure of the present utility model;
FIG. 2 is a schematic perspective view of a fixing frame in the present utility model;
FIG. 3 is a schematic perspective view of a movable frame according to the present utility model;
FIG. 4 is a schematic view of a partial perspective structure of the present utility model;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4A according to the present utility model;
FIG. 6 is an enlarged schematic view of the structure of FIG. 4B according to the present utility model;
FIG. 7 is a schematic view of a partial perspective structure of the present utility model;
FIG. 8 is a schematic view of a partial perspective structure of the present utility model;
fig. 9 is a schematic structural view of the lifting plate and the fixing plate in the present utility model.
In the figure: 1. a base; 2. a fixing frame; 3. a moving rack; 4. a lifting plate; 5. an upper clamping piece; 6. a fixing plate; 7. a lower clamping piece; 8. a first screw; 9. a second screw; 10. a transverse slot; 11. a transmission mechanism; 111. a first support plate; 112. rotating the column; 113. a transmission rod; 114. rotating the sleeve; 115. a second support plate; 12. a third screw; 13. a moving sleeve; 14. a vertical column; 15. a first hand wheel; 16. a support wheel; 17. a mounting plate; 18. a spin column; 19. the second hand wheel; 20. a positioning mechanism; 201. a third hand wheel; 202. a threaded column; 203. a thread sleeve; 204. a rubber ring; 21. a lifting sleeve; 22. and a through hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-9, a transportation device for selling building pipeline materials with positioning function comprises a base 1, a fixing frame 2 and a movable frame 3, wherein the fixing frame 2 is bolted to the top of the base 1, the inner sides of the fixing frame 2 and the movable frame 3 are both bolted with a fixing plate 6, a lifting plate 4 is arranged above the fixing plate 6, the bottom of the lifting plate 4 is bolted with an upper clamping piece 5, the top of the fixing plate 6 is bolted with a lower clamping piece 7, two sides of the inside of the fixing frame 2 are both rotationally connected with a first screw rod 8, the first screws 8 on two sides are connected through belt transmission, two sides of the inside of the movable frame 3 are both rotationally connected with a second screw rod 9, the surfaces of the first screw rod 8 and the second screw rod 9 are both in threaded connection with a lifting sleeve 21, the lifting sleeve 21 is fixed with the lifting plate 4, the second screws 9 on two sides are connected through belt transmission, the top of the fixed frame 2 and the top of the movable frame 3 are provided with a transmission mechanism 11, the top of the base 1 is provided with a transverse groove 10 in a penetrating way, the bottom of the base 1 is rotationally connected with a third screw rod 12 through a bearing seat, the surface of the third screw rod 12 is in threaded connection with a movable sleeve 13, one end of the third screw rod 12 is bolted with a first hand wheel 15, the third screw rod 12 is convenient to rotate, the top of the movable sleeve 13 is fixedly provided with a vertical column 14, the vertical column 14 is fixed with the bottom of the movable frame 3, the bottom of the movable frame 3 is bolted with a plurality of supporting wheels 16, the supporting wheels 16 are in rolling connection with the surface of the top of the base 1, the movable frame 3 can drive the supporting wheels 16 to move together, thereby supporting the bottom of the movable frame 3, the stability of the movable frame 3 in the running process is increased, one side of the fixed frame 2 is bolted with a mounting plate 17, the surface of the mounting plate 17 is provided with a rotating column 18 in a penetrating way, and the department that runs through of column 18 and mounting panel 17 passes through the bearing rotation and is connected, and the one end bolt of column 18 has second hand wheel 19, and the other end of column 18 passes through bevel gear drive with first screw rod 8 to be connected, rotates second hand wheel 19 and can drive column 18 rotation, then column 18 passes through bevel gear drive first screw rod 8 rotation to make two sets of first screw rods 8 rotatory, drive lifter plate 4 and rise or descend, the surface of mounting panel 17 runs through simultaneously and is provided with positioning mechanism 20, and through-hole 22 has all been run through to the both sides of fixed plate 6 top surface for first screw rod 8 or second screw rod 9 pass.
Since the moving frame 3 can move so that the second screw 9 can follow the movement, in order to enable the first screw 8 to synchronously drive the second screw 9 to rotate in the rotating process, a transmission mechanism 11 is provided, the transmission mechanism 11 comprises a first support plate 111, a rotating column 112, a transmission rod 113, a rotating sleeve 114 and a second support plate 115, the number of the first support plates 111 is two, and the first support plates 111 are respectively bolted to two sides of the top of the fixed frame 2, the number of the second support plates 115 is two, and are respectively bolted to two sides of the top of the moving frame 3, the rotating column 112 penetrates the first support plate 111 and is in rotating connection with the penetrating position thereof, the rotating sleeve 114 penetrates the second support plate 115 and is in rotating connection with the penetrating position thereof, the rotating column 112 is in transmission connection with the first screw 8 through a bevel gear, the transmission rod 113 is fixed at the other end of the rotating column 112, the transmission rod 113 is in sliding connection with the inner wall of the rotary sleeve 114, the rotary sleeve 114 is in transmission connection with the second screw 9 through a bevel gear, in the process of rotating the first screw 8, the rotary sleeve can drive the rotary column 112 to rotate through the bevel gear, then the rotary column 112 drives the transmission rod 113 to rotate in the process of rotating, then the transmission rod 113 drives the rotary sleeve 114 to rotate, at the moment, the rotary sleeve 114 drives the second screw 9 to rotate through the bevel gear, the second screw 9 synchronously drives the second screw 9 on the other side through a belt and a belt pulley to rotate, the first screw 8 and the second screw 9 start to rotate, the rotation directions are consistent, and therefore synchronous control is carried out on all lifting plates 4 and upper clamping pieces 5, the rotary sleeve is more convenient, in order to avoid slipping of the transmission rod 113 in the rotary sleeve 114, the section of the transmission rod 113 is designed to be square, and the shape of the inner wall of the rotating sleeve 114 is the same as that of the transmission rod 113.
The positioning mechanism 20 comprises a third hand wheel 201, a threaded column 202, a threaded sleeve 203 and a rubber ring 204, wherein the threaded sleeve 203 penetrates through the surface of the mounting plate 17, the threaded column 202 is in threaded connection with the inner wall of the threaded sleeve 203, the third hand wheel 201 is fixed at one end of the threaded column 202, the rubber ring 204 is fixed on the surface of the rotating column 18, after fixing a pipeline, the third hand wheel 201 can be rotated, the third hand wheel 201 drives the threaded column 202 to rotate, then the threaded column 202 starts to move under the action of threads on the inner wall of the threaded sleeve 203, the threaded column 202 is tightly attached to the surface of the rubber ring 204, the rotating column 18 can be effectively prevented from rotating under the action of friction force, so that the first screw rod 8 and the second screw rod 9 are positioned, the lifting plate 4 and the upper clamping piece 5 are fixed, and the phenomenon of fixing looseness is avoided.
Working principle: the length of selling the pipeline is measured at first, then rotate first hand wheel 15, first hand wheel 15 drives the rotation of third screw rod 12, then remove cover 13 and drive the removal frame 3 of its top through vertical post 14 and begin the motion under the effect of screw thread, thereby change the distance between mount 2 and the removal frame 3, and adjust the interval of the pipe fitting of both sides, adapt to multiple different length, after adjusting, will sell the pipeline and take out from the warehouse, and put on the surface of lower fastener 7, the pipeline is horizontal at the inside of fastener 7 under both sides fixed plate 6 top this moment, afterwards, rotate second hand wheel 19 and drive the rotation post 18, then the rotation post 18 passes through bevel gear drive first screw rod 8 and rotates, afterwards first screw rod 8 passes through the belt and drives adjacent first screw rod 8 and rotate, then drive second screw rod 9 through drive mechanism 11 and rotate, at this moment first screw rod 8 and second screw rod 9 synchronous rotation, thereby drive lifter plate 4 through lifter sleeve 21 and descend, afterwards, the upper surface of laminating pipeline is laminated to the last fastener 5, thereby form the centre gripping to pipeline material with lower fastener 7, and fix pipeline material, and adopt inelastic fixed mechanism to carry out fixed post 20 and then drive the rotation post 8 through bevel gear drive first screw rod 8, then rotate around the fixed handle bar 8, the first screw rod is moved to the fixed handle bar is moved to the first screw rod 8, then, the rotation of the device is removed to the second handle 5, and the rotation is moved to the next place through the fixed handle bar is moved.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a conveyer for building pipeline material sales with locate function, includes base (1), mount (2) and removes frame (3), its characterized in that: the fixing frame (2) and the inner side of the moving frame (3) are both bolted with a fixing plate (6), a lifting plate (4) is arranged above the fixing plate (6), an upper clamping piece (5) is bolted to the bottom of the lifting plate (4), a lower clamping piece (7) is bolted to the top of the fixing plate (6), a first screw (8) is rotatably connected to the two sides of the inner part of the fixing frame (2), the first screws (8) on the two sides are connected through belt transmission, a second screw (9) is rotatably connected to the two sides of the inner part of the moving frame (3), lifting sleeves (21) are connected to the surfaces of the first screw (8) and the second screw (9) in a threaded mode, the lifting sleeves (21) are fixed to the lifting plate (4), transmission mechanisms (11) are arranged on the tops of the fixing frame (2) and the moving frame (3) through belts, a transverse groove (10) is formed in a penetrating mode in the top of the base (1), a third screw (12) is rotatably connected to the bottom of the base (1), a vertical column (13) is connected to the top of the moving frame (13) through a third screw (12), the bottom of the movable frame (3) is bolted with a plurality of supporting wheels (16), and the supporting wheels (16) are in rolling connection with the surface of the top of the base (1).
2. A transportation device for marketing building pipe materials with a positioning function according to claim 1, wherein: one end bolt of third screw rod (12) has first hand wheel (15), one side bolt of mount (2) has mounting panel (17), the surface of mounting panel (17) runs through and is provided with column spinner (18), and column spinner (18) is connected through the bearing rotation with the running through of mounting panel (17), the one end bolt of column spinner (18) has second hand wheel (19), the other end of column spinner (18) is connected through bevel gear drive with first screw rod (8), the surface of mounting panel (17) runs through and is provided with positioning mechanism (20).
3. A transportation device for marketing building pipe materials with a positioning function according to claim 1, wherein: the transmission mechanism (11) comprises a first support plate (111), a rotating column (112), a transmission rod (113), a rotating sleeve (114) and a second support plate (115), wherein the first support plate (111) is two groups and is respectively bolted to two sides of the top of a fixed frame (2), the second support plate (115) is two groups and is respectively bolted to two sides of the top of a movable frame (3), the rotating column (112) penetrates through the first support plate (111) and is rotationally connected with the penetrating position of the rotating column, the rotating sleeve (114) penetrates through the second support plate (115) and is rotationally connected with the penetrating position of the rotating sleeve, the rotating column (112) is connected with a first screw (8) through bevel gear transmission, the transmission rod (113) is fixed to the other end of the rotating column (112), the transmission rod (113) is slidably connected with the inner wall of the rotating sleeve (114), and the rotating sleeve (114) is rotationally connected with a second screw (9) through bevel gear transmission.
4. A transportation device for marketing construction pipe materials having a positioning function according to claim 3, wherein: the section of the transmission rod (113) is square, and the shape of the inner wall of the rotary sleeve (114) is the same as that of the transmission rod (113).
5. A transportation device for marketing building pipe materials with a positioning function according to claim 2, characterized in that: the positioning mechanism (20) comprises a third hand wheel (201), a threaded column (202), a threaded sleeve (203) and a rubber ring (204), wherein the threaded sleeve (203) penetrates through the surface of the mounting plate (17), the threaded column (202) is in threaded connection with the inner wall of the threaded sleeve (203), the third hand wheel (201) is fixed at one end of the threaded column (202), and the rubber ring (204) is fixed on the surface of the rotary column (18).
6. A transportation device for marketing building pipe materials with a positioning function according to claim 1, wherein: through holes (22) are formed in two sides of the top surface of the fixing plate (6) in a penetrating mode, and the inner diameter of each through hole (22) is larger than that of the first screw (8) or the second screw (9).
CN202222016135.XU 2022-07-30 2022-07-30 Building pipeline material selling transportation device with positioning function Active CN219096736U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222016135.XU CN219096736U (en) 2022-07-30 2022-07-30 Building pipeline material selling transportation device with positioning function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222016135.XU CN219096736U (en) 2022-07-30 2022-07-30 Building pipeline material selling transportation device with positioning function

Publications (1)

Publication Number Publication Date
CN219096736U true CN219096736U (en) 2023-05-30

Family

ID=86468399

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222016135.XU Active CN219096736U (en) 2022-07-30 2022-07-30 Building pipeline material selling transportation device with positioning function

Country Status (1)

Country Link
CN (1) CN219096736U (en)

Similar Documents

Publication Publication Date Title
CN213053548U (en) Safe clamping device is used in pipe fitting welding
CN112010204A (en) 360 rotatory platform that hangs is loaded to degree furniture
CN211887690U (en) Glue spraying device for paper plastic box production
CN219096736U (en) Building pipeline material selling transportation device with positioning function
CN219767694U (en) Edge polishing device for sewer line production
CN112249626A (en) Small rail car and rail for industrial tool transmission
CN215986071U (en) Assembled precast concrete stress test device
CN218402923U (en) Feeding device for thermal bonding corrugating machine
CN207577895U (en) A kind of steel drilling platform
CN210280867U (en) Steel pipe fixed-distance moving device
CN112775755A (en) Movable polishing device for large steel pipe
CN208022277U (en) A kind of multi-faceted haulage equipment
CN106743423B (en) A kind of composite board tipper
CN219926538U (en) Feeding device of granite cutting machine
CN219115508U (en) Plank conveyer
CN220296833U (en) Bracket for steel pipe machining
CN220484408U (en) Conveying device for FRP fastener production
CN219005269U (en) Steel pipe puncher fixing device
CN219395217U (en) Big data server rack
CN217981123U (en) Municipal works building material detection device
CN219426273U (en) Cutting and feeding device of metal cutting machine
CN220906762U (en) Cable rack
CN216827004U (en) Inner and outer wall painting device for resin cylinder
CN210505385U (en) Material loading attachment for architectural decoration
CN212667458U (en) Conveyer for construction

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant