CN211524076U

CN211524076U - Clamping device of crossbeam plank

Info

Publication number: CN211524076U
Application number: CN201922095909.0U
Authority: CN
Inventors: 顾客; 王文华; 季君; 乔建刚; 马建良; 凌荷生
Original assignee: Shanghai Co Construction Project Supervision Consulting Co ltd
Current assignee: Shanghai Co Construction Project Supervision Consulting Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-09-18
Anticipated expiration: 2029-11-28

Abstract

The utility model relates to a clamping device for a cross beam wood board, which comprises a bottom plate, wherein a support rod is arranged at the lower side of the bottom plate, two vertical plates are arranged on the bottom plate in a sliding way, a sliding groove is arranged on the bottom plate, a first rack is arranged in the sliding groove, the vertical plates are fixed on one end face of the first rack, a first gear is rotationally connected in the sliding groove and is meshed with the first rack, a first rectangular hole is arranged on the upper surface of the bottom plate in a penetrating way, a second rack is arranged in the rectangular hole in a vertical sliding way, a second rectangular hole is arranged at one side of the second rack far away from the vertical plates, the first rack slides in the second rectangular hole, the second rectangular hole is meshed with the first gear, a driving mechanism for driving the two second racks to synchronously and vertically slide is arranged between the bottom plate and the support rod, no pre-buried counter-pull bolt is needed, the, the operation is simple, the disassembling steps are fewer than those in the prior art, and the mold is convenient to disassemble.

Description

Clamping device of crossbeam plank

Technical Field

The utility model belongs to the technical field of the architectural equipment and specifically relates to a clamping device of crossbeam plank is related to.

Background

The split bolt (split screw) is used for the drawknot between the inner and outer templates of the wall body, bears the lateral pressure and other loads of the concrete, ensures that the space between the inner and outer templates can meet the design requirements, and is also the fulcrum of the template and the supporting structure thereof.

The harness cord screw belongs to one of the through-wall screws, only the whole harness cord screw is a screw thread, the screw can be repeatedly used, the screws at two ends are short, easy to store and not easy to bend, nuts do not need to be assembled and disassembled when the die is assembled and disassembled, time and construction materials are saved, and engineering cost is reduced.

As shown in fig. 1, the conventional beam formwork clamping member includes a split bolt 26, a thread screw 27 and two wing nuts 28, wherein the split bolt 26 and the thread screw 27 are respectively connected with the two wing nuts 28 by threads.

As shown in fig. 1, in the prior art, in a conventional beam casting process, tie bolts 26 are embedded in a beam, the length direction of the tie bolts 26 is perpendicular to the length direction of the beam, in order to ensure that the casting surface of the beam is flat, battens are reinforced on the side walls of the beam template, the battens are clamped between the beam template and the butterfly nuts 28 by the butterfly nuts 28, the two butterfly nuts 28 are respectively connected to two ends of the tie bolts 26 in a threaded manner, the battens on two sides of the beam are clamped between the two butterfly nuts 28, so that the battens on two sides of the beam enable templates on two sides of the beam to abut against two side walls of the beam, and the beam template is fixed on two sides of the beam.

However, the above prior art has the disadvantages that the split bolt 26 is located in the wall body, the part protruding out of the beam needs to be sawed off when the form is removed, the form is troublesome to remove, and the harness cord screw 27 is located on the outer side of the beam, exposed in the air for a long time, easy to rust, difficult to remove the form, time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a clamping device of crossbeam plank, it has easy operation, and installation labour saving and time saving dismantles the convenience, the simple effect of form removal.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a clamping device for a beam wood board comprises a bottom plate tightly attached to a lower surface template of a beam, wherein a supporting rod is arranged below the bottom plate, two vertical plates respectively abutted to templates on two sides of the beam are arranged on the bottom plate in a sliding manner, two sliding grooves used for sliding the vertical plates are formed in the bottom plate, a first rack is arranged in each sliding groove in a sliding manner, one side, far away from the beam, of each vertical plate is fixed on one end face of the corresponding first rack, a first gear is connected to each sliding groove in a rotating manner, the first gear is mutually meshed with the corresponding first rack, a first rectangular hole is formed in the upper surface of the bottom plate in a penetrating manner, a second rack is vertically arranged in each first rectangular hole in a sliding manner, a second rectangular hole is formed in one side, far away from the corresponding vertical plate, of each second rack, far away from the corresponding vertical plate, the first rack slides in the second, and a driving mechanism for driving the two second racks to synchronously and vertically slide is arranged between the bottom plate and the supporting rod.

Through adopting the above technical scheme, need the template of fixed cross beam both sides before pouring cement, this moment with bracing piece one end butt subaerial, the other end is vertical towards the crossbeam, make two second racks rebound under drive assembly's drive, the first gear revolve of second rack meshing, the first rack of first gear meshing slides towards crossbeam one side, two first racks slide in opposite directions make two risers support tightly respectively on the template of crossbeam both sides, thereby realize the template of pressing from both sides tight crossbeam both sides, do not need pre-buried tie bolt, later stage dismantlement only needs to make two risers of driving piece drive move to the back, can dismantle the template of crossbeam both sides, moreover, the steam generator is simple in operation, the dismantlement step is compared current less, it is convenient to demolish the mould.

The utility model discloses further set up to: actuating mechanism is including fixing the gear casing on the bottom plate, rotating driving gear on the gear casing, rotating second gear on the gear casing inner wall, rotating the handle on the gear casing outer wall and setting up and be used for restricting handle pivoted bolt spare on the handle, the pivot one end of driving gear extends to outside the gear casing, second gear and driving gear meshing, two the second rack respectively with second gear and driving gear meshing, second rack sliding connection is on the gear casing, the bracing piece is fixed in one side that the gear casing is close to ground, the handle sets up and stretches out the outer one end of gear casing in the driving gear pivot.

Through adopting above-mentioned technical scheme, when the template of crossbeam both sides is dismantled to needs, extract the bolt spare, the twist grip, the handle rotates together with the driving gear, one of them second rack of driving gear one side meshing, relative one side and second gear meshing, another second rack of second gear relative driving gear one side meshing again for two synchronous vertical downward slideings of second rack, the first gear revolve of second rack meshing, crossbeam one side slip is kept away from to first gear drive first rack, two riser back-to-back movements this moment, alright in order to tear open the mould.

The utility model discloses further set up to: the bolt piece includes that the coaxial square bar of fixing is close to driving gear one end at the handle, fixes the locking lever in handle near gear guard one side, the square groove has been seted up to driving gear pivot intercommunication gear guard outer wall one end, the square bar slides in the square groove, the gear guard is close to handle one side and has seted up the lockhole, the locking lever slides in the lockhole.

Through adopting above-mentioned technical scheme, when needs turning handle, need earlier slide bar roll-off lockhole, keep away from gear cover one side with the handle towards the handle this moment and slide, slide bar roll-off lockhole this moment, turning handle, owing to be the square groove, the handle rotates together with the driving gear to realize the driving gear and rotate, when needs restriction driving gear rotates, only need with the handle promote towards gear cover one side, the slide bar slides in the lockhole, thereby restriction handle rotates, and easy operation has the convenience.

The utility model discloses further set up to: the teeth of the first rack are arranged towards the bottom surface of the sliding groove.

Through adopting above-mentioned technical scheme, through the tooth with first rack towards the setting of spout bottom surface, even use the in-process of cement pouring roof, the slip environment of first rack has been ensured on the tooth that the cement sediment is difficult to adhere to first rack.

The utility model discloses further set up to: and reinforcing ribs are welded on one side, close to the second rack, of the vertical plate.

Through adopting above-mentioned technical scheme, the strengthening rib has strengthened the intensity of riser for the riser is difficult to warp.

The utility model discloses further set up to: the welding has the reinforcement piece between first rack and the riser, the reinforcement piece welds with first rack and riser respectively.

Through adopting above-mentioned technical scheme, the joint strength between riser and the first rack has been strengthened to the reinforcement piece.

The utility model discloses further set up to: the supporting block is arranged on the ground below the cross beam, the pipe sleeve is fixed on one side, close to the supporting block, of the gear cover, one end of the supporting rod is connected to the inner wall of the pipe sleeve in a threaded mode, the other end of the supporting rod is connected to the supporting block in a rotating mode, and a handle used for rotating the supporting rod is arranged on the outer wall of the supporting rod.

Through adopting above-mentioned technical scheme, when supporting beam both sides template, can rotate the bracing piece and finely tune for the tight butt of the upper surface of bottom plate is on the template of crossbeam downside, and the bracing piece is difficult for empting, has strengthened overall structure's stability.

The utility model discloses further set up to: the handle is sleeved with a rubber sleeve.

Through adopting above-mentioned technical scheme, the rubber sleeve helps increasing the frictional force between hand and the handle, and the workman of being convenient for rotates the bracing piece.

To sum up, the utility model discloses a beneficial technological effect does: the operation is simple; the installation mode is simple; the beam template is convenient to disassemble; the pressing is firm; the clamping effect is obvious; the disassembly is flexible; the abutting strength is enhanced, so that the vertical plate is more compact in abutting.

Drawings

FIG. 1 is a schematic view of the overall structure of the prior art;

FIG. 2 is a schematic view of the overall structure of the present embodiment;

fig. 3 is an exploded view of a part of the structure of the present embodiment.

Reference numerals: 1. a base plate; 2. a vertical plate; 3. a chute; 4. a first rack; 5. a first gear; 6. a first rectangular hole; 7. a second rack; 8. a second rectangular hole; 9. a drive mechanism; 10. a support bar; 11. a gear cover; 12. a driving gear; 13. a second gear; 14. a handle; 15. a latch member; 16. a square bar; 17. a lock lever; 18. a square groove; 19. a lock hole; 20. reinforcing ribs; 21. a reinforcing block; 22. a support block; 23. pipe sleeve; 24. a handle; 25. a rubber sleeve; 26. oppositely pulling the bolts; 27. a harness cord screw; 28. butterfly nut.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 2, for the utility model discloses a clamping device of crossbeam plank, including bottom plate 1, bottom plate 1 hugs closely in the template of crossbeam downside, is provided with two risers 2 that are used for compressing tightly crossbeam both sides template on bottom plate 1's the upper surface, and riser 2 is fixed with the strengthening rib 20 that is used for strengthening riser 2 intensity on keeping away from the lateral wall of crossbeam.

As shown in fig. 2 and fig. 3, two sliding grooves 3 used for horizontal sliding of the vertical plate 2 are formed in one side, close to the vertical plate 2, of the bottom plate 1, a first rack 4 slides in the sliding grooves 3, one end, close to the cross beam, of the first rack 4 is fixed on one side, close to the first rack 4, of the vertical plate 2, a reinforcing block 21 is welded between the first rack 4 and the vertical plate 2, the connecting strength between the vertical plate 2 and the first rack 4 is enhanced through the reinforcing block 21, a first gear 5 is rotatably connected in the sliding grooves 3, the first gear 5 is located on the lower side of the first rack 4, teeth of the first rack 4 are arranged towards one side of the ground, and the first gear 5 is meshed with the first.

As shown in fig. 3, a first rectangular hole 6 is further formed in the upper surface of the bottom plate 1 in a penetrating manner, the first rectangular hole 6 is communicated with the sliding groove 3, a second rack 7 vertically slides in the first rectangular hole 6, one side, away from the vertical plate 2, of the second rack 7 is formed in a penetrating manner, a second rectangular hole 8 is formed in the second rectangular hole 8, the first rack 4 penetrates through the second rectangular hole 8, the sliding direction of the second rack 7 is perpendicular to the sliding direction of the first rack 4, the second rack 7 is meshed with the first gear 5, and the two second racks 7 are located on one side, away from the vertical plate 2, of the first gear 5.

As shown in fig. 3, a driving mechanism 9 for driving two second racks 7 to synchronously and vertically slide is disposed on one side of the bottom plate 1 away from the vertical plate 2, the driving mechanism 9 includes a gear cover 11, a driving gear 12, a second gear 13, a handle 14 and a latch member 15, the gear cover 11 is fixed on a side wall of the bottom plate 1 away from the vertical plate 2, the driving gear 12 is rotatably connected to the gear cover 11, the second gear 13 is rotatably connected to the gear cover 11, the two second racks 7 are both slidably connected to the gear cover 11, one of the second racks 7 is engaged with the second gear 13, the other second rack 7 is engaged with the driving gear 12, the second gear 13 is engaged with the driving gear 12, the driving gear 12 and the second gear 13 are both located between the two racks, the number of teeth of the first gear 5 is equal to the number of teeth of the driving gear 12, one end of a rotating shaft of the driving gear 12, the handle 14 is arranged at one end of the driving gear 12, which is communicated with the outer side wall of the gear box, and the bolt piece 15 is arranged between the gear cover 11 and the handle 14.

As shown in fig. 3, the latch member 15 includes a square bar 16 and a lock bar 17, the square bar 16 is fixed on one side of the handle 14 close to the driving gear 12, a square groove 18 is formed in one end of the driving gear 12, which is communicated with the outer wall of the gear cover 11, the square bar 16 is connected in the square groove 18 in a sliding manner, the lock bar 17 is fixed on one side of the handle 14 close to the gear cover 11, a lock hole 19 is formed in one side of the gear cover 11 close to the handle 14, and the lock bar 17 slides in.

As shown in fig. 2, be fixed with pipe box 23 on the lateral wall that bottom plate 1 was kept away from to gear cover 11, the internal thread has been seted up on the pipe box 23 inner wall, subaerial supporting shoe 22 has been placed, it is connected with bracing piece 10 to rotate on the supporting shoe 22, the interval evenly is fixed with a plurality of handle 24 on the a week outer wall of bracing piece 10, the cover is equipped with rubber sleeve 25 on the handle 24, the bracing piece 10 is kept away from and is seted up the external screw thread on the supporting shoe 22 one end outer wall, the bracing piece 10 is kept away from.

The implementation principle of the embodiment is as follows: when the roof is ready to be poured with cement, most of the templates on the roof are paved and fixed too early, a scaffold is built in the roof, the templates on the two sides of the crossbeam are not fixed, firstly, the supporting block 22 is placed on the ground, the crossbeam is positioned between the two vertical plates 2, the crossbeam templates are attached to the side walls of the crossbeam, the lower end surfaces of the templates on the two sides of the crossbeam abut against the bottom plate 1, the handle 14 is pulled out, so that the locking rod 17 is separated from the locking hole 19, the handle 24 is rotated, the handle 24 is communicated with the driving gear 12 to rotate, the driving gear 12 is meshed with the second gear 13 to rotate, so that the two second gears 7 vertically slide downwards, the second gear 7 is meshed with the first gear 5 to rotate, the first gear 5 is meshed with the first rack 4 to slide towards one side of the crossbeam, the two vertical plates 2 slide towards each other under the action of the first rack 4, when fine adjustment is needed, the supporting rod 10 can be rotated to enable the bottom plate 1 to abut against the templates on the lower surface of the cross beam more tightly, after the templates on the two sides of the cross beam are fixed, the handle 14 is pushed towards one side of the gear cover 11, the lock rod 17 slides into the lock hole 19, and therefore the effect of clamping the templates on the two sides of the cross beam is achieved.

After the cement is poured, the handle 14 is pulled towards one side far away from the gear cover 11, the lock rod 17 is separated from the lock hole 19, the handle 14 is rotated at the moment, the two vertical plates 2 move backwards, the disassembly can be completed, any fastener does not need to be embedded completely, and the disassembly is simple, convenient and fast.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a clamping device of crossbeam plank, includes bottom plate (1) of hugging closely on crossbeam lower surface template, its characterized in that: the supporting rod (10) is arranged below the bottom plate (1), two vertical plates (2) which are respectively abutted to and pressed on templates at two sides of the cross beam are arranged on the bottom plate (1) in a sliding mode, two sliding grooves (3) used for sliding the vertical plates (2) are formed in the bottom plate (1), a first rack (4) is arranged in the sliding grooves (3) in a sliding mode, one side, far away from the cross beam, of each vertical plate (2) is fixed on one end face of the corresponding first rack (4), a first gear (5) is connected to the corresponding sliding groove (3) in a rotating mode, the first gear (5) is meshed with the corresponding first rack (4), a first rectangular hole (6) is formed in the upper surface of the bottom plate (1) in a penetrating mode, a second rack (7) is vertically arranged in the corresponding first rectangular hole (6) in a sliding mode, a second rectangular hole (8) is formed in one side, far away from the corresponding vertical plate (2), of the second rack (7), second rack (7) and first gear (5) intermeshing just are located first gear (5) and keep away from riser (2) one side, be provided with two synchronous and vertical gliding actuating mechanism (9) of second rack (7) of drive between bottom plate (1) and bracing piece (10).

2. A cross beam plank clamping device as claimed in claim 1, wherein: the driving mechanism (9) comprises a gear cover (11) fixed on the bottom plate (1), a driving gear (12) rotating on the gear cover (11), a second gear (13) rotating on the inner wall of the gear cover (11), a handle (14) rotating on the outer wall of the gear cover (11) and a bolt piece (15) arranged on the handle (14) and used for limiting the handle (14) to rotate, one end of a rotating shaft of the driving gear (12) extends out of the gear cover (11), the second gear (13) is meshed with the driving gear (12), the two second racks (7) are respectively meshed with the second gear (13) and the driving gear (12), the second rack (7) is connected on the gear cover (11) in a sliding way, the support rod (10) is arranged on one side of the gear cover (11) close to the ground, the handle (14) is arranged at one end of the rotating shaft of the driving gear (12) extending out of the gear cover (11).

3. A cross beam plank clamping device as claimed in claim 2, wherein: bolt spare (15) including coaxial fix handle (14) be close to square bar (16) of driving gear (12) one end, fix handle (14) and be close to locking lever (17) of gear cover (11) one side, square groove (18) have been seted up to driving gear (12) pivot intercommunication gear cover (11) outer wall one end, square bar (16) slide in square groove (18), gear cover (11) are close to handle (14) one side and have been seted up lockhole (19), locking lever (17) slide in lockhole (19).

4. A cross beam plank clamping device as claimed in claim 1, wherein: the teeth of the first rack (4) are arranged towards the bottom surface of the sliding groove (3).

5. A cross beam plank clamping device as claimed in claim 1, wherein: and a reinforcing rib (20) is welded on one side, close to the second rack (7), of the vertical plate (2).

6. A clamping device for a beam wood board according to claim 5, characterized in that: the welding has reinforcement piece (21) between first rack (4) and riser (2), reinforcement piece (21) respectively with first rack (4) and riser (2) welding.

7. A cross beam plank clamping device as claimed in claim 2, wherein: the supporting block (22) is arranged on the ground below the cross beam, a pipe sleeve (23) is fixed on one side, close to the supporting block (22), of the gear cover (11), one end of the supporting rod (10) is connected to the inner wall of the pipe sleeve (23) in a threaded mode, the other end of the supporting rod is connected to the supporting block (22) in a rotating mode, and a handle (24) used for rotating the supporting rod (10) is arranged on the outer wall of the supporting rod (10).

8. A clamping device for a beam wood board according to claim 7, characterized in that: the handle (24) is sleeved with a rubber sleeve (25).