CN212708145U

CN212708145U - A mould for producing shaped glass steel bridge template

Info

Publication number: CN212708145U
Application number: CN202020841553.0U
Authority: CN
Inventors: 李义
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-03-16
Anticipated expiration: 2030-05-19

Abstract

The utility model relates to a mould for producing a special-shaped glass fiber reinforced plastic bridge template, belonging to the technical field of building templates; the problem that the existing mold is inclined in an embedded manner or inaccurate in positioning when a reinforced structure is embedded in a glass fiber reinforced plastic template is solved; the die comprises a die body consisting of a bottom plate and a vertical plate, wherein a first positioning piece is arranged on the vertical plate on the same horizontal plane, a second positioning piece is arranged on the vertical plate higher than the first positioning piece on the same horizontal plane, and the first positioning piece and the second positioning piece are movably connected on the vertical plate in a penetrating way through a through hole arranged on the vertical plate; two ends of the first positioning piece and the second positioning piece are respectively connected with a limiting clamping piece; the utility model discloses a to the special mould that the glass steel form that has embedding strengthening rib structure was made, can effectively pinpoint the pre-buried position of strengthening rib that the cross was laid.

Description

A mould for producing shaped glass steel bridge template

Technical Field

The utility model belongs to the technical field of the building templates, concretely relates to a mould for producing shaped glass steel bridge template.

Background

The engineering template is a main tool for the construction of concrete structure engineering of highways and bridges, and in the existing concrete pouring structural engineering, the template engineering generally accounts for the high-amplitude proportion of the construction cost, labor cost and construction period of the concrete structure engineering. The template technology directly affects the quality, cost, progress and benefit of the engineering construction. Therefore, the innovation of the template technology is an important part for promoting the technical progress of the highway and bridge construction.

At present, the variety of the engineering template is single, and the engineering template used for roads and bridges for many years mainly comprises a wood template, a steel template and the like. These forms have their own advantages and their own disadvantages. The wood formwork has poor strength and water resistance, and the formwork can expand and crack after being soaked in water for a long time, and the utilization rate is reduced, so the wood formwork is generally used for small and medium-sized concrete construction in engineering or civil buildings. The steel form is relatively used more times, but because of highway, bridge use the template generally for non-calibration type template, the steel form receives weight restriction, uses splice block number many, wastes time and energy, and the installation is inconvenient, and it is lower to dismantle factor of safety.

And it has the quality light to the bridge template that novel FRP material made, corrosion-resistant, high temperature resistant, anti-oxidant, advantages such as portable construction, but need increase the intensity of strengthening auxiliary structure reinforcing FRP template usually, this kind of special manufacturing process has higher requirement to the mould, current mould possesses conventional fashioned function, but to there being the built-in fitting slope often at pre-buried auxiliary structure's of strengthening in-process, the built-in fitting is pre-buried too shallow or too deep, lead to the uneven problem of load to appear in the FRP mould of final preparation, influence the life and the result of use of FRP mould.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art's is not enough, provides a mould for producing shaped glass steel bridge template, has solved the pre-buried slope and the unsafe problem of pre-buried location that current mould exists when the pre-buried additional strengthening of glass steel template.

In order to achieve the above purpose, the present invention is achieved by the following technical solutions.

A mould for producing a special-shaped glass fiber reinforced plastic bridge template comprises a mould body consisting of a bottom plate and a vertical plate, wherein a first positioning piece is arranged on the vertical plate on the same horizontal plane, a second positioning piece is arranged on the same horizontal plane of the vertical plate higher than the first positioning piece, and the first positioning piece and the second positioning piece are movably connected on the vertical plate in a penetrating way through a through hole arranged on the vertical plate; two ends of the first positioning piece and the second positioning piece are respectively connected with a limiting clamping piece.

Furthermore, the limiting clamping pieces positioned at one end of the inner side of the vertical plate on the first positioning piece and the second positioning piece are metal clamping pieces, and the metal clamping pieces are vertically connected to the upper end surfaces of the first positioning piece and the second positioning piece.

Furthermore, the limiting clamping pieces on the first positioning piece and the second positioning piece and positioned at one end of the outer side of the vertical plate are clamping blocks.

Further, the riser of mould body is articulated mutually with the surface of bottom plate follow mould body, is connected from the surface of mould body through the mounting between the riser.

Furthermore, a triangular support structure is arranged at the back of the die body.

The die comprises a die for manufacturing a T-beam template, a box beam template and a cylindrical template.

The mold is used for producing the special-shaped glass fiber reinforced plastic bridge template, the template comprises a glass fiber main board and a reinforcing rib fixedly connected to the back of the glass fiber main board, the reinforcing rib is embedded in the glass fiber main board and integrally formed with the glass fiber main board, and the reinforcing rib is a reticular rib formed by cross lapping of an upper reinforcing pipe and a lower reinforcing pipe. The lower layer of reinforced pipes are embedded in the glass fiber main board at intervals, and the upper layer of reinforced pipes are vertically lapped on the upper part of the lower layer of reinforced pipes at intervals; and a wrapping layer is formed between the upper reinforcing pipe and the glass fiber main board by laying glass fiber cloth and unsaturated resin on the upper reinforcing pipe. Because this kind of special double-deck embedding technology, improved to current conventional mould, increased double-deck location fastener, guaranteed the glass fiber cloth and the unsaturated polyester resin roughness of laying, can effectively pinpoint the lower floor's stiffening tube and the pre-buried position of upper reinforcing tube.

The utility model discloses produced beneficial effect does for prior art.

1. The utility model discloses a special mould to having the glass steel template manufacturing of embedding strengthening rib structure, the mould improves to current conventional mould because this kind of special double-deck embedding technology, increases double-deck location fastener, guarantees glass fiber cloth and the unsaturated polyester resin roughness of laying, can effectively carry out accurate location to the lower floor's reinforced pipe and the pre-buried position of upper reinforcing pipe that the cross was laid.

2. The utility model discloses a riser and bottom plate adopt articulatedly, and the relative bottom plate of riser can expand completely, treats the preparation template shaping and solidifies the back, opens the upset and takies the template away in order to reduce the adhesive force of template in the mould, makes things convenient for lifting device, reduces the damage to mould itself.

3. The utility model discloses simple structure, convenient to use, the pre-buried slope that exists and the unsafe problem of pre-buried location when effectively solving the pre-buried additional strengthening of glass steel template.

Drawings

Fig. 1 is a cross-sectional view of the mold of the present invention.

Fig. 2 is a cross-sectional view of the embodiment after the bottom layer is laid in the mold.

Fig. 3 is a cross-sectional view after the glass cloth and unsaturated resin are successively embedded after the lower layer reinforcing pipe is laid in the mold.

Fig. 4 is a cross-sectional view of the upper reinforcing pipe laid in the mold.

Fig. 5 is a schematic view of the overall structure of a mold for manufacturing a glass fiber reinforced plastic box girder template.

Figure 6 is a schematic illustration of the back of the template deployment according to an embodiment.

Wherein, 1 is the bottom plate, 2 is the riser, 3 is first setting element, 4 is the second setting element, 5 is the metal card, 6 is the fixture block, 7 is the hinge, 8 is the bottom, 9 is lower floor's reinforced tube, 10 is glass fiber cloth and unsaturated resin layer, 11 is upper reinforcing pipe, 12 is the case roof beam mould.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.

As shown in fig. 1 and 5, the mold for producing the glass fiber reinforced plastic bridge building template for the bridge box girder comprises a mold body consisting of a bottom plate 1 and a vertical plate 2, wherein a first positioning member 3 is arranged on the vertical plate 2 on the same horizontal plane, a second positioning member 4 is arranged on the same horizontal plane of the vertical plate higher than the first positioning member 3, and the first positioning member 3 and the second positioning member 4 are square pipes and are movably connected to the vertical plate 2 in a penetrating manner through a through hole arranged on the vertical plate 2; the metal card 5 which is used for limiting and is 1-2mm thick is fixed at one end of the inner side of the vertical plate 2 on the first positioning part 3 and the second positioning part 4, and the metal card 5 is vertically connected to the upper end faces of the first positioning part 3 and the second positioning part 4 and used for limiting when the positioning parts are pulled out of the mold. One end of the first positioning piece 3 and the second positioning piece 4, which is positioned on the outer side of the vertical plate 2, is connected with a clamping block 6 for limiting, and the positioning pieces are pushed into the die to limit the inside. The vertical plate 2 and the bottom plate 1 of the die body are hinged from the outer surface of the die body through a hinge 7, and the vertical plates 2 are connected with the outer surface of the die body through bolts for right-angled connecting pieces (not shown in the figure).

According to the requirement of the manufactured template, the mold can be manufactured into molds with different shapes according to the requirement of the mold appearance and the pattern, including molds for manufacturing T-beam templates, box beam templates and cylindrical templates.

The glass fiber reinforced plastic special-shaped template has the specific structure that: the glass fiber cloth and the unsaturated epoxy resin are molded by the mold; the building template integrally comprises a glass fiber main board and a reinforcing rib fixedly connected to the back of the glass fiber main board, and the reinforcing rib is embedded in the glass fiber main board and integrally formed with the glass fiber main board; as shown in figure 6, the back part of the template after unfolding is shown schematically, and the reinforcing ribs are mesh ribs formed by crisscross overlapping of an upper layer of reinforcing pipe and a lower layer of reinforcing pipe. The reinforcing rib is a glass square tube or a glass channel steel, the glass channel steel is arranged on the main stress part for reinforcement, and the glass square tube is used for reinforcement of the secondary stress part.

Firstly, pulling out a first positioning piece 3 on a vertical plate 2 around a mould body until a metal clamping piece 5 is clamped on the inner side surface of the vertical plate 2, then alternately paving a glass fiber material and an unsaturated epoxy resin layer by layer in the mould (as shown in figures 1 and 5) to form a bottom layer 8, slightly pulling out the first positioning clamping piece 3 to form a height reference when the position close to the bottom of the first positioning piece 3 is paved, continuously paving, gradually pulling out the first positioning clamping piece 3 in the process to ensure that the height of the paved bottom layer 8 is flush with the bottom surface of the first positioning clamping piece 3, then pulling out the first positioning clamping piece 3 again, wrapping a lower reinforcing pipe 9 with a glass fiber cloth according to a set interval distance of 20cm-30cm, pre-embedding and placing on the bottom layer 8, continuously paving the glass fiber cloth and the unsaturated resin layer by layer alternately, and paving the position close to the bottom of a second positioning piece 4, slightly pulling out the second positioning clamping piece 4 to form a height reference, continuously laying, gradually pulling out the second positioning clamping piece 4 in the process, ensuring that the height of the laid glass fiber cloth and the height of the unsaturated resin layer 10 are flush with the bottom surface of the second positioning clamping piece 4, then pulling out the second positioning clamping piece 4 again, then putting the upper reinforcing pipe 11 and the lower reinforcing pipe 9 in a cross shape according to the set interval distance of 20-30 cm, wrapping the upper reinforcing pipe with the glass fiber cloth, alternately laying the glass fiber material and the unsaturated resin layer by layer, connecting the upper reinforcing pipe 11 with the glass fiber main board, and finishing the main board reinforcement.

The main raw materials of the mould are prepared from artificial boards and square wood, the appearance is enlarged after examining and reflecting the figure, and the corresponding frame is manufactured by a wood connection process method, so that the mould has the advantages of accurate size and precision, reasonable structure, stability, firmness, flatness, no deformation and one-step integral forming. After the wood mould is formed, the working surface is polished, waxed, coated with a release agent, and then is paid off and leveled, so that the glass fiber reinforced plastic template can be manufactured. In order to facilitate transportation and construction, a triangular support mode is adopted on the back structure of the mold, and the mold is firm, reliable and invariant. The straight-face blocking plates at the two ends of the die are connected through the engineering hinges, after the die plate is manufactured and solidified, the die plate is turned over to reduce the bonding force of the die plate in the die, the die plate is taken away by a hoisting tool conveniently, and the damage to the die is reduced. The mold can be used repeatedly, has the advantages of convenience, lightness, scientific structure, wide storage range, wide use range and the like, and has popularization and use values. The mold is combined with the glass fiber reinforced plastic template, the appearance is easy to change, and the mold has large-area popularization and use values.

The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.

Claims

1. A mould for producing a special-shaped glass fiber reinforced plastic bridge template comprises a mould body consisting of a bottom plate (1) and a vertical plate (2), and is characterized in that a first positioning piece (3) is arranged on the vertical plate (2) on the same horizontal plane, a second positioning piece (4) is arranged on the vertical plate higher than the first positioning piece (3) on the same horizontal plane, and the first positioning piece (3) and the second positioning piece (4) are movably connected on the vertical plate (2) in a penetrating manner through a through hole arranged on the vertical plate; two ends of the first positioning piece (3) and the second positioning piece (4) are respectively connected with a limiting clamping piece.

2. The mold for producing the shaped glass fiber reinforced plastic bridge template according to claim 1, wherein the limiting clamping pieces positioned at one end of the inner side of the vertical plate on the first positioning piece (3) and the second positioning piece (4) are metal clamping pieces (5), and the metal clamping pieces (5) are vertically connected to the upper end surfaces of the first positioning piece (3) and the second positioning piece (4).

3. The mold for producing the shaped glass fiber reinforced plastic bridge template as claimed in claim 2, wherein the limiting clamping pieces on the first positioning piece (3) and the second positioning piece (4) at one end of the outer side of the vertical plate (2) are clamping blocks (6).

4. The mold for producing the shaped glass fiber reinforced plastic bridge template as claimed in claim 1, wherein the vertical plates (2) of the mold body are hinged with the bottom plate (1) from the outer surface of the mold body, and the vertical plates (2) are connected with each other from the outer surface of the mold body through fixing members.

5. The mold for producing a shaped glass reinforced plastic bridge template as recited in claim 1, wherein the back of the mold body is provided with a triangular support structure.

6. The mold for producing the profiled glass fiber reinforced plastic bridge template as claimed in any one of claims 1 to 5, wherein the mold comprises a mold for manufacturing a T-beam template, a box beam template, a cylindrical template.