CN211006357U

CN211006357U - Concrete formwork for railway bridge construction

Info

Publication number: CN211006357U
Application number: CN201921616420.7U
Authority: CN
Inventors: 薛永生
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-14
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a concrete form is used in railway bridge roof beam construction, including the template body, the sand grip has been installed to one side of template body, and one side of another template body is equipped with the slot, is equipped with the sideboard on the template body, is equipped with the mounting hole in the board, and the mounting hole interpolation is equipped with first bolt, and the nut locking is passed through to the one end that mounting hole and first bolt were worn out to first bolt. Insert the awl through the annular setting and cooperate with inserting of insertion groove, the vertical template body that piles up of restriction transversely breaks away from, the lower extreme of the template body lower extreme connecting plate of upside closes the upper end of the template body upper end connecting block of downside, this end of body of template of going up the downside closes, can be with second screw rod from port screw in on the first screw hole, it is downthehole to revolve to the second screw thread in the template body upper end connecting block of downside, until complete screw in can, adopt the steel nail to bind cross arm and template relatively, it is more convenient, the problem that the overlap joint process amount of labour is big has been solved.

Description

Concrete formwork for railway bridge construction

Technical Field

The utility model relates to a concrete form is used in railway bridge roof beam construction.

Background

The railway bridge is a structure built by railway crossing rivers, lakes, straits, valleys or other obstacles and for realizing the three-dimensional crossing of railway lines and railway lines or roads, and the branch of the railway engineering subject is a short name of railway bridge engineering, so the railway bridge also comprises a series of technologies for building and maintaining the railway bridge, and the railway bridge is divided into a railway bridge and a highway-railway dual-purpose bridge according to the application, and is divided into a beam bridge, an arch bridge, a rigid frame bridge, a suspension bridge, a cable-stayed bridge, a combined system bridge and the like according to the structure.

The pier of current railroad bridge adopts concrete prefabrication to form more, needs the template overlap joint to become circularly, then ties up the steel reinforcement cage in the template, pours the concrete again at last, and in the template overlap joint process, need settle the cross arm between template and the template with the help of polylith template and cross arm to fix cross arm and template together with the steel nail, the weak point that exists has: a plurality of templates and cross arms need to be bound by steel nails in the lapping process, and the labor capacity is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete form is used in railway bridge roof beam construction to propose the big problem of overlap joint process amount of labour in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a concrete form for railway bridge construction, includes the template body, the sand grip has been installed to one side of template body, and the opposite side of template body is equipped with the slot, be equipped with the sideboard on the template body, be equipped with the mounting hole in the board, it is equipped with first bolt to insert in the mounting hole, the one end that mounting hole and first bolt were worn out to first bolt is passed through the nut and is locked, the awl of inserting has been laid to the one end of template body, the insertion groove has been laid to the other end of template body.

Preferably, the template body is of a semicircular plate structure.

Preferably, the raised lines are strip-shaped raised structures with semicircular sections, and the slots are strip-shaped groove structures with semicircular sections.

Preferably, the insertion cone is a round rod structure with a cone arranged at the lower end, and the insertion groove is a round groove structure.

Preferably, the one end side dress of template body is equipped with the connecting plate, is equipped with first screw hole in the connecting plate, and first screw hole threaded connection has the second screw rod, and the other end side dress of template body is equipped with the connecting block, is equipped with the second screw hole in the connecting block.

Compared with the prior art, the beneficial effects of the utility model are that: the mounting holes are in one-to-one correspondence, the first bolts penetrate into the mounting holes, then the first bolts are locked through nuts, the inner ends of the template bodies and the side plates on two sides can be mutually pressed, the template bodies surround a cylindrical structure with the size of a pier, the inserting cones at the lower ends of the template bodies on the upper sides can be inserted into the inserting grooves at the upper ends of the template bodies on the lower sides in one-to-one correspondence, the vertically stacked template bodies are limited to transversely separate through the inserting cooperation of the inserting cones arranged in an annular shape and the inserting grooves, at the moment, the lower ends of the connecting plates at the lower ends of the template bodies on the upper sides are butted with the upper ends of the connecting blocks at the upper ends of the template bodies on the lower sides, the ends of the template bodies on the upper sides are butted, the second screw rods can be screwed into the upper ports of the first screw holes and screwed into, the problem of the overlap joint process amount of labour is big is solved.

Drawings

FIG. 1 is a partially cut-away front view of the present invention;

FIG. 2 is a schematic view of the middle longitudinal section of the present invention;

fig. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic top view of the lower side of the present invention;

fig. 5 is a schematic bottom view of the present invention;

fig. 6 is a schematic cross-sectional view of the template body of the present invention.

In the figure: 1 template body, 2 sand grips, 3 slots, 4 sideboard, 5 mounting holes, 6 first bolt, 7 nuts, 8 insert awl, 9 insertion grooves, 10 connecting plates, 11 first screw hole, 12 second screw rods, 13 connecting blocks, 14 second screw holes.

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.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution: a concrete formwork for railway bridge construction comprises a formwork body 1, wherein the formwork body 1 is of a semicircular plate structure, one side of the formwork body 1 is provided with a convex strip 2, the convex strip 2 is arranged at the left end of the formwork body 1 on the right side, the formwork body 1 on the right side and the formwork body 1 on the left side are of a fusion-cast integral piece, the other side of the formwork body 1 is provided with a slot 3, the slot 3 is arranged at the right end of the formwork body 1 on the left side, the slot 3 is in sliding insertion fit with the convex strip 2, after the slot 3 is inserted into the convex strip 2, the formwork body 1 on the left side and the right side can be more stably butted, the convex strip 2 is of a strip-shaped convex structure with a semicircular cross section, the slot 3 is of a strip-shaped groove structure with a semicircular cross section, the formwork body 1 is provided with a side plate 4, the side plate 4 is of a square plate-shaped structure, be equipped with mounting hole 5 in sideboard 4, mounting hole 5 sets up the upper and lower middle part side at sideboard 4, set up two on single sideboard 4, mounting hole 5 is circular poroid structure, the 5 interpolation of mounting hole is equipped with first bolt 6, first bolt 6 is worn out mounting hole 5 and first bolt 6's one end and is passed through nut 7 and lock, when nut 7 locks first bolt 6, can make the template body 1 of both sides and sideboard 4's inner compress tightly each other, template body 1 is around being the cylinder structure of a pier size.

Referring to fig. 1, 3, 4, 5 and 6, an insertion cone 8 is annularly and uniformly arranged at one end of a formwork body 1, an insertion groove 9 is annularly and uniformly arranged at the other end of the formwork body 1, the insertion groove 9 is annularly and uniformly arranged at the upper end of the formwork body 1, the insertion cone 8 is of a round rod structure with a cone at the lower end, when two vertically arranged formwork bodies 1 are butted, the insertion groove 9 can be completely inserted into the insertion cone 8, the insertion groove 9 and the insertion cone 8 are in sliding insertion fit, the insertion groove 9 is of a round groove structure, a connecting plate 10 is arranged at one end side of the formwork body 1, the connecting plate 10 is arranged at the middle side of the lower end edge part of the formwork body 1 and is of a fusion-casting integrated piece with the formwork body 1, the lower end of the connecting plate 10 and the lower end of the formwork body 1 are on the same horizontal plane, a first threaded hole 11 is arranged in the connecting plate 10, the first threaded hole 11 is arranged at, the first threaded holes 11 are internally threaded with second screw rods 12, the other end side of the template body 1 is provided with connecting blocks 13, the connecting blocks 13 are of square block structures, the connecting blocks are arranged in the middle of the edge of the upper end of the template body 1 and are integrated with the template body 1 through fusion casting, the upper ends of the connecting blocks and the upper end of the template body 1 are on the same horizontal plane, second threaded holes 14 are formed in the connecting blocks 13, and when the end portions of two vertical template bodies 1 are aligned, the connecting blocks 13 on one template body 1 can be aligned with the connecting plates 10 on the other template body 1.

The utility model discloses when concrete implementation: before installation, each combined component is in a separation state, when the template bodies 1 are transversely aligned, the convex strips 2 can be inserted into the slots 3, at the moment, the mounting holes 5 are in one-to-one correspondence, the first bolts 6 penetrate into the mounting holes 5, then the first bolts 6 are locked through the nuts 7, the inner ends of the template bodies 1 and the side plates 4 on two sides can be mutually pressed, the template bodies 1 surround a cylindrical structure with the size of a pier, at the moment, a vertical section of the pier is manufactured, when vertical overlapping is needed, the inserting cones 8 at the lower end of the template body 1 on the upper side can be correspondingly inserted into the inserting grooves 9 at the upper end of the template body 1 on the lower side one by one, the inserting cones 8 arranged in an annular shape are matched with the inserting grooves 9, the transverse separation of the vertically stacked template bodies 1 is limited, at the moment, the lower end of the lower

end connecting plate

10, and 1 tip of template body of the downside of going up closes, can follow 11 upper port screw ins of first screw hole with second screw rod 12, then revolve to 1 upper end of the template body of downside in the second screw hole 14 in the connecting block 13, until complete screw in can, through 12 threaded connection first screw hole 11 of second screw rod and second screw hole 14 of both sides, can make the template body 1 of vertical arrangement stably link together, with this mounting means repeated installation, can the overlap joint succeed, adopt the steel nail to bind cross arm and template relatively, it is more convenient.

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 concrete form is used in railway bridge construction, includes template body (1), its characterized in that: sand grip (2) have been installed to one side of template body (1), and the opposite side of template body (1) is equipped with slot (3), be equipped with sideboard (4) on template body (1), be equipped with mounting hole (5) in sideboard (4), mounting hole (5) interpolation is equipped with first bolt (6), nut (7) locking is passed through to the one end that mounting hole (5) and first bolt (6) were worn out in first bolt (6), insert awl (8) have been laid to the one end of template body (1), insert groove (9) have been laid to the other end of template body (1).

2. The concrete form for railroad bridge construction according to claim 1, wherein: the template body (1) is of a semicircular plate structure.

3. The concrete form for railroad bridge construction according to claim 1, wherein: the convex strips (2) are of strip-shaped convex structures with semicircular sections, and the slots (3) are of strip-shaped groove structures with semicircular sections.

4. The concrete form for railroad bridge construction according to claim 1, wherein: the insertion cone (8) is of a round rod structure with a cone arranged at the lower end, and the insertion groove (9) is of a round groove structure.

5. The concrete form for railroad bridge construction according to claim 2, wherein: one end side of the template body (1) is provided with a connecting plate (10), a first threaded hole (11) is formed in the connecting plate (10), a second screw rod (12) is connected with the first threaded hole (11) in an internal thread mode, a connecting block (13) is arranged on the other end side of the template body (1), and a second threaded hole (14) is formed in the connecting block (13).