CN210368667U

CN210368667U - Construction formwork for bridge construction joint

Info

Publication number: CN210368667U
Application number: CN201921200211.4U
Authority: CN
Inventors: 王轶君
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-21
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a bridge construction is construction template for seam, including template body, long screw rod and cast-in-place beam slab, longitudinal separation evenly is provided with many pairs of long screw rod on the template body, the fixed plate is installed to the bottom of long screw rod, the fixed plate joint is in the bottom surface of template body, the long screw rod has cup jointed first plastics pipe box outward, the rope hole has been seted up to the centre of template body, the stay cord has concatenated in the rope hole, cast-in-place beam slab upper end is provided with and sews up the vertically steel pipe with the roof beam, the steel pipe is passed to the long screw rod upper end to install the mounting on the long screw rod on steel pipe upper portion, the mounting comprises rotatory fastener and fastening nut, rotatory fastener cup joints at the long screw rod outside. The utility model discloses a set up template body, long screw, first plastics pipe box, stay cord and second plastics pipe box, it is complicated to have solved current template mounting, and is dangerous high to the template damages easily, problem that the rate of utilization is low.

Description

Construction formwork for bridge construction joint

Technical Field

The utility model relates to a bridge construction technical field specifically is a bridge construction is construction template for seam.

Background

The wet bridge joint is characterized in that prestressed concrete beam bodies are prefabricated in blocks, cantilevers are spliced into long-span continuous beams, the beam bodies are connected into an integral joint by cast-in-place concrete, in the construction of the wet bridge joint, a template is needed, concrete is cast in the template, and the purpose of connecting different continuous beams is achieved.

However, the existing construction formwork body for bridge construction joints has the following disadvantages:

1. the existing construction template body for the bridge construction joint needs constructors to climb to the bottom surface joint of the bridge under the lifting of mechanical equipment to fix the construction template body, and the mode is complex in construction, time-consuming and labor-consuming, extremely high in danger and easy to cause accidents.

2. The construction template body for the existing bridge construction joint can fall from the bottom surface of a bridge in a self-connection mode during disassembly after use, the template body is easy to damage, and the utilization rate of the template body is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a bridge construction is construction template for seam has solved current technical formwork installation complicacy, and is dangerous high to the template damages easily, problem that the rate of utilization is low.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bridge construction is construction template for seam, includes template body, long screw rod and cast-in-place beam slab, longitudinal separation evenly is provided with many pairs of long screw rod on the template body, the fixed plate is installed to the bottom of long screw rod, the fixed plate joint is in the bottom surface of template body, long screw rod has cup jointed first plastics pipe box outward, the rope hole has been seted up to the centre of template body, the stay cord has concatenated in the rope hole, cast-in-place beam slab upper end is provided with the steel pipe perpendicular with the beam joint, the steel pipe is passed to long screw rod upper end to install the mounting on the long screw rod on steel pipe upper portion, the mounting comprises rotary fastener and fastening nut, rotary fastener cup joints outside long screw rod, fastening nut fixes the outer end at rotary fastener, the steel pipe both ends set up on the wooden seat of placing on cast-in.

Preferably, the upper end of the wood seat is provided with an arc-shaped groove matched with the steel pipe.

Preferably, the bottom end of the pull rope is positioned at the bottom of the template body and is provided with a knot.

Preferably, the upper end of the pulling rope is connected with a rope winding device.

Preferably, the outer part of the pull rope is sleeved with a second plastic pipe sleeve on the part positioned in the joint of the cast-in-place beam plate.

Preferably, the width of the formwork body is larger than the width of the cast-in-place beam slab joint.

(III) advantageous effects

The utility model provides a bridge construction is construction formwork for seam possesses following beneficial effect:

(1) the utility model discloses a set up the stay cord, during the use, with the one end rolling of stay cord to place on the rope take-up device of cast-in-place beam slab upper portion contact department, carry out the rolling through rope take-up device to the stay cord, can draw the template body from the bridge bottom and rise to the use of seam crossing, also can realize dismantling the safety of template body through transferring after the use, avoid being damaged, improve the reuse rate of template body.

(2) The utility model discloses a set up first plastics pipe box and second plastics pipe box, during the use, on first plastics pipe box and second plastics pipe box can cross-under respectively long screw rod and stay cord, avoid when concrete placement, long screw rod and stay cord and concrete bonding unable use together, can save the resource for the reuse rate who improves long screw rod and stay cord.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a connection diagram of the template body and the long screw rod of the present invention.

The reference numbers in the figures are: 1. a template body; 2. a long screw; 3. casting a beam plate in situ; 4. a fixing plate; 5. a fixing member; 6. rotating the fastener; 7. fastening a nut; 8. a first plastic tube sleeve; 9. a rope hole; 10. pulling a rope; 11. a second plastic tube sleeve; 12. a steel pipe; 13. a wood seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a construction template for bridge construction joints comprises a template body 1, long screws 2 and a cast-in-place beam plate 3, wherein a plurality of pairs of long screws 2 are uniformly arranged on the template body 1 at intervals longitudinally, a fixing plate 4 is arranged at the bottom end of each long screw 2, the fixing plate 4 is clamped on the bottom surface of the template body 1, a first plastic pipe sleeve 8 is sleeved outside each long screw 2, a rope hole 9 is formed in the middle of the template body 1, a pull rope 10 is connected in the rope hole 9 in series, a steel pipe 12 perpendicular to a beam joint is arranged at the upper end of the cast-in-place beam plate 3, the upper end of each long screw 2 penetrates through the steel pipe 12, a fixing piece 5 is arranged on the long screw 2 at the upper part of the steel pipe 12, each fixing piece 5 consists of a rotary fastener 6 and a fastening nut 7, the rotary fastener 6 is sleeved outside the long screws 2, the fastening nut 7 is fixed at the outer end, the upper end of the wooden seat 13 is provided with an arc-shaped groove matched with the steel pipe 12, the bottom end of the pull rope 10 is positioned at the bottom of the template body 1 and is provided with a rope knot, the upper end of the pull rope 10 is connected with a rope winding device, the part of the outer part of the pull rope 10, which is positioned in the seam of the cast-in-place beam plate 3, is sleeved with a second plastic pipe sleeve 11, and the width of the template body 1 is larger than the width of the seam of the cast-in-place.

Working principle; when in use, one end of a pull rope 10 is wound on a rope winding device arranged at the contact position of the upper part of a cast-in-place beam plate 3, the pull rope 10 is lowered through the rope winding device and is lowered to the bottom surface, a second plastic pipe sleeve 11 is connected to the pull rope 10 in a penetrating way, a person penetrates the pull rope 10 through a rope hole 9 of a template body 1 and ties the bottom ends of the pull ropes 10 together to form a rope knot, then the pull rope 10 is pulled upwards until the template body 1 is tightly attached to the bottom surface of the cast-in-place beam plate 3, then a fixing piece 5 on a long screw rod 2 is unscrewed, a first plastic pipe sleeve 8 is sleeved outside the long screw rod 2, then wood bases 13 are arranged at two sides of the joint, a steel pipe 12 drilled in advance is arranged on the wood bases 13, the long screw rod 2 penetrates through the steel pipe 12, then the fixing piece 5 is screwed on the long screw rod 2 and is screwed, then concrete is poured into the joint, the fixing piece 5 on the long screw rod 2 is unscrewed, the rope winding device is used for unwinding, and the template body 1 and the long screw rod 2 can slowly fall to the ground for recycling.

To sum up can, the utility model discloses a set up template body 1, long screw 2, first plastics pipe box 8, stay cord 10 and second plastics pipe box 11, solved current template mounting complicated, dangerous high to the template damages easily, the problem that the rate of utilization is low.

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

1. The utility model provides a bridge construction joint is with construction formwork, includes template body (1), long screw (2) and cast-in-place beam slab (3), its characterized in that: the template comprises a template body (1), wherein a plurality of pairs of long screws (2) are uniformly arranged at intervals in the longitudinal direction on the template body (1), a fixing plate (4) is arranged at the bottom end of each long screw (2), the fixing plate (4) is clamped on the bottom surface of the template body (1), a first plastic pipe sleeve (8) is sleeved outside each long screw (2), a rope hole (9) is formed in the middle of the template body (1), a pull rope (10) is connected in the rope hole (9) in series, a steel pipe (12) perpendicular to a beam seam is arranged at the upper end of a cast-in-place beam plate (3), the upper end of each long screw (2) penetrates through the steel pipe (12), a fixing piece (5) is arranged on each long screw (2) at the upper part of the steel pipe (12), each fixing piece (5) consists of a rotary fastener (6) and a fastening nut (7), the rotary fasteners (6) are sleeved outside the long screws (2), and the, and two ends of the steel pipe (12) are arranged on a wood seat (13) placed on the cast-in-place beam plate (3).

2. The construction form for a bridge construction joint according to claim 1, characterized in that: the upper end of the wood seat (13) is provided with an arc-shaped groove matched with the steel pipe (12).

3. The construction form for a bridge construction joint according to claim 1, characterized in that: the bottom end of the pull rope (10) is positioned at the bottom of the template body (1) and is provided with a knot.

4. The construction form for a bridge construction joint according to claim 1, characterized in that: the upper end of the pull rope (10) is connected with a rope winding device.

5. The construction form for a bridge construction joint according to claim 1, characterized in that: and a second plastic pipe sleeve (11) is sleeved on the part, positioned in the joint of the cast-in-place beam plate (3), of the outer part of the pull rope (10).

6. The construction form for a bridge construction joint according to claim 1, characterized in that: the width of the template body (1) is larger than the width of a joint of the cast-in-place beam plate (3).