CN217751922U - High accuracy track roof beam mould convenient to drawing of patterns - Google Patents
High accuracy track roof beam mould convenient to drawing of patterns Download PDFInfo
- Publication number
- CN217751922U CN217751922U CN202220950530.2U CN202220950530U CN217751922U CN 217751922 U CN217751922 U CN 217751922U CN 202220950530 U CN202220950530 U CN 202220950530U CN 217751922 U CN217751922 U CN 217751922U
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- die block
- shutoff piece
- sideboard
- bleeder vent
- demold
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Abstract
The utility model discloses a high accuracy track beam mould convenient to drawing of patterns, the utility model discloses a die block and side form, the interval is provided with a plurality of bleeder vents on the die block, and is provided with the shutoff piece on every bleeder vent, and the length and width size phase-match of the length and width size of shutoff piece and bleeder vent before pouring, in the lower extreme of the bleeder vent of shutoff piece on the die block stretched into the bleeder vent to fixed connection is on the die block, and the up end of shutoff piece and the bottom surface looks parallel and level of die block. The utility model discloses a be provided with a plurality of bleeder vents on the die block, before pouring, through the shutoff piece with the bleeder vent shutoff completely, after the shaping is solidified to the track roof beam, demolish the back with the shutoff piece, the air can be through in these bleeder vents entering into the contact surface between track roof beam and the die block, reduce the vacuum adsorption phenomenon between track roof beam and the die block, make things convenient for the drawing of patterns.
Description
Technical Field
The utility model belongs to the technical field of the track board preparation technique and specifically relates to a high accuracy track beam mould convenient to drawing of patterns.
Background
The processing process of the track slab of the high-speed rail is generally as follows: assembling a mould, installing a corresponding prefabricated part in the mould, coating a release agent in the mould, binding a reinforcement framework, placing the reinforcement framework in the mould, pouring concrete, demoulding after curing, and storing in a field after the detection is qualified.
In the processing process of the track slab, the generally used dies are formed by welding steel plate raw materials, the welding precision of the plate is not high, the welded dies are large in whole, certain stress can exist in the plate, and the dies can be slightly deformed in the further using process, so that the method is not suitable for the processing process of the high-precision track beam, the processing requirement of the high-precision track beam on the precision is higher, and the processing mode of the existing track slab cannot meet the processing precision requirement of the high-precision track beam.
In addition, the bottom die and the side die of the existing track beam die are in tight butt joint, and in order to facilitate subsequent demolding, a layer of demolding agent is usually brushed in the existing track beam die before pouring, but even if the demolding agent is brushed, the demolding agent cannot be easily demolded due to the fact that air cannot enter between the track plate and the bottom die to cause a vacuum adsorption phenomenon.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above not enough, provide a high accuracy track roof beam mould convenient to drawing of patterns, reduce the vacuum adsorption phenomenon between mould and the track roof beam when the drawing of patterns.
The utility model adopts the technical proposal that:
the utility model provides a high accuracy track beam mould convenient to drawing of patterns, includes die block and side form, the interval is provided with a plurality of bleeder vents on the die block, and is provided with the shutoff piece on every bleeder vent, and the length width size phase-match of the length width size of shutoff piece and bleeder vent before pouring, in the lower extreme of bleeder vent from the die block of shutoff piece stretches into the bleeder vent to fixed connection is on the die block, and the up end of shutoff piece and the bottom surface looks parallel and level of die block.
As further optimization, the lower extreme both sides of shutoff piece are provided with the pterygoid lamina, be provided with the connecting hole on the pterygoid lamina, corresponding, the lower extreme both sides of every bleeder vent are provided with the connecting wire hole on the die block, when the shutoff piece is connected in the bleeder vent, pass the connecting hole on the pterygoid lamina and the connecting wire hole looks spiro union on the die block through connecting bolt.
As further optimization, the connecting hole is a strip hole, and one end of the strip hole runs through to the end part of the wing plate.
As further optimization, still be provided with the sideboard between die block and the side form, the sideboard is the L form, and the sideboard back-off of L form is at the edge of die block, and the medial extremity of sideboard is the wedge structure, and the lower terminal surface of wedge structure contacts completely with the terminal surface of die block, the side form is pressed on the sideboard, and the wedge structure of sideboard stretches into in the district of pouring of die block.
As further optimization, the side is the inclined plane on the wedge structure.
As further optimization, the side of going up of wedge structure is the concave arc face.
As further optimization, the utility model discloses it is adjacent dock mutually through 45 hypotenuses between the sideboard.
The utility model has the advantages of it is following:
1. the bottom die of the utility model is provided with a plurality of air holes, before pouring, the air holes are completely blocked by the blocking blocks, after the track beam is solidified and molded and the blocking blocks are removed, air can enter into the contact surface between the track beam and the bottom die through the air holes, so that the vacuum adsorption phenomenon between the track beam and the bottom die is reduced, and the demoulding is convenient;
2. the utility model discloses set up the sideboard between die block and side form, during concatenation track roof beam mould, set up the sideboard between side form and die block, after the track roof beam shaping, demolish the back with the sideboard, the edge of track roof beam all with the die block between the state of phase separation, inside the air can be in the same direction as the clearance of extending between track roof beam and the die block and enter into, reduce the vacuum adsorption phenomenon, make things convenient for the drawing of patterns.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any inventive work.
The present invention is further described with reference to the accompanying drawings:
FIG. 1 is a schematic front view of a track beam mold;
FIG. 2 is a schematic top view of a bottom mold of the track beam mold;
FIG. 3 is a schematic top view of a block;
FIG. 4 is a schematic view of the connection structure of the plugging block installed in the vent hole;
fig. 5 is a schematic cross-sectional view at the sideboard.
Wherein: 1. the device comprises a supporting pedestal, 2, a bottom die, 3, side dies, 4, side plates, 5, air holes, 6, a plugging block, 7, a wing plate, 8, connecting holes, 9, connecting bolts, 10 and a track beam.
Detailed Description
The present invention is further described with reference to the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not intended to limit the present invention, and technical features in the embodiments and examples of the present invention can be combined with each other without conflict.
It is to be understood that the terms first, second, etc. used in the description of the embodiments of the present invention are used for distinguishing between similar elements and not necessarily for describing a sequential or chronological order. The term "a plurality" in the embodiments of the present invention means two or more.
The embodiment of the present invention belongs to "and/or", which is only an association relationship describing an associated object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, B exists alone, and A and B exist at the same time. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.
This embodiment provides a high accuracy track roof beam mould convenient to drawing of patterns, as shown in fig. 1, including die block 2 and side form 3, side form 3 installs on die block 2, and track roof beam mould integral erection is on supporting pedestal 1, as shown in fig. 2, the interval is provided with a plurality of bleeder vents 5 on die block 2, and is provided with plugging block 6 on every bleeder vent 5, and plugging block 6's length width size and bleeder vent 5's length width size phase-match, for the ease of connecting plugging block 6 on die block 2, as shown in fig. 3, the lower extreme both sides of plugging block 6 are provided with pterygoid lamina 7, be provided with connecting hole 8 on pterygoid lamina 7, just connecting hole 8 is the rectangular hole, and the one end in rectangular hole runs through to pterygoid lamina 7's tip, reduces the hole degree of difficulty when connecting. As shown in fig. 4, before pouring, the plugging block 6 extends into the air holes 5 from the lower ends of the air holes 5 on the bottom die 2, correspondingly, connecting screw holes are formed in both sides of the lower end of each air hole 5 on the bottom die 2, the connecting screw holes penetrate through the connecting holes 5 on the wing plates 7 through the connecting bolts 9 and are in screw connection with the connecting screw holes 5 on the bottom die 2, and the upper end surface of the plugging block 6 is flush with the bottom surface of the bottom die 2.
Through setting up a plurality of bleeder vents 5 on the die block 2 of this embodiment, before pouring, through blocking piece 6 with 5 complete shutoff of bleeder vent, after track roof beam 10 solidifies the shaping, demolish back with blocking piece 6, the air can enter into the contact surface between track roof beam 10 and the die block 2 through these bleeder vents 5, reduces the vacuum adsorption phenomenon between track roof beam 10 and the die block 2, makes things convenient for the drawing of patterns.
As another measure that makes things convenient for the drawing of patterns, as shown in fig. 5, still be provided with sideboard 4 between die block 2 and the side form 3, sideboard 4 is the L form, and sideboard 4 back-off of L form is at the edge of die block 2, and the medial extremity of sideboard 4 is the wedge structure, and the lower terminal surface of wedge structure and the terminal surface of die block 2 are complete contact, side form 3 presses on sideboard 4, and the wedge structure of sideboard 4 stretches into in the district of pouring of die block 2, sideboard 4 includes four, and four sideboard 4 correspond four limits of die block 3 respectively, dock through 45 hypotenuses between the adjacent sideboard 4. The side can set up to the inclined plane on the wedge structure, and the corresponding track roof beam of pouring is the oblique angle, and the side of going up of wedge structure can also set up to concave cambered surface, and the corresponding track roof beam of pouring is the arc angle, and wedge structure preferred sets up to concave cambered surface in this embodiment, and concave cambered surface can let sideboard 4 stretch into the length of pouring more, and the arc angle that the track roof beam formed is pleasing to the eye can also avoid colliding with the unfilled corner moreover, and the arc angle is more resistant to the collision.
Similarly, before pouring, the side plates are arranged between the bottom die and the side dies, when the track beam die is spliced, the side plates 4 are arranged between the side dies 3 and the bottom die 2, after the track beam is formed, the side plates 4 are detached, the edges of the track beam 10 are separated from the bottom die 2, air can enter the track beam 10 and the bottom die 2 along the gap between the track beam 10 and the bottom die, the vacuum adsorption phenomenon is reduced, and the demoulding is facilitated.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (7)
1. The utility model provides a high accuracy track beam mould convenient to drawing of patterns, includes die block and side form, its characterized in that: the interval is provided with a plurality of bleeder vents on the die block, and is provided with the shutoff piece on every bleeder vent, and the length and width size of shutoff piece and the length and width size phase-match of bleeder vent, before pouring, in the lower extreme of bleeder vent on the die block stretches into the bleeder vent of shutoff piece to fixed connection is on the die block, and the up end of shutoff piece and the bottom surface looks parallel and level of die block.
2. The easy-to-demold high precision rail beam mold of claim 1, wherein: the lower extreme both sides of shutoff piece are provided with the pterygoid lamina, be provided with the connecting hole on the pterygoid lamina, it is corresponding, the lower extreme both sides of every bleeder vent are provided with the connecting wire hole on the die block, when the shutoff piece is connected in the bleeder vent, pass the connecting hole on the pterygoid lamina and the connecting wire hole looks spiro union on the die block through connecting bolt.
3. The easy-to-demold high precision rail beam mold of claim 2, wherein: the connecting hole is a long hole, and one end of the long hole penetrates through the end part of the wing plate.
4. The easy-to-demold high precision rail beam mold of claim 1, wherein: still be provided with the sideboard between die block and the side form, the sideboard is the L form, and the sideboard back-locking of L form is at the edge of die block, and the medial extremity of sideboard is the wedge structure, and the lower terminal surface of wedge structure contacts completely with the terminal surface of die block, the side form is pressed on the sideboard, and the wedge structure of sideboard stretches into in the district of pouring of die block.
5. The easy-to-demold high precision rail beam mold of claim 4, wherein: the upper side surface of the wedge-shaped structure is an inclined plane.
6. The easy-to-demold high precision rail beam mold of claim 4, wherein: the upper side surface of the wedge-shaped structure is a concave arc surface.
7. The easy-to-demold high precision rail beam mold of claim 4, wherein: and adjacent side plates are butted through a 45-degree bevel edge.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220950530.2U CN217751922U (en) | 2022-04-24 | 2022-04-24 | High accuracy track roof beam mould convenient to drawing of patterns |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220950530.2U CN217751922U (en) | 2022-04-24 | 2022-04-24 | High accuracy track roof beam mould convenient to drawing of patterns |
Publications (1)
Publication Number | Publication Date |
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CN217751922U true CN217751922U (en) | 2022-11-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202220950530.2U Active CN217751922U (en) | 2022-04-24 | 2022-04-24 | High accuracy track roof beam mould convenient to drawing of patterns |
Country Status (1)
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CN (1) | CN217751922U (en) |
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2022
- 2022-04-24 CN CN202220950530.2U patent/CN217751922U/en active Active
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