CN219175144U

CN219175144U - Gate dam interlayer seam large formwork and seam construction system

Info

Publication number: CN219175144U
Application number: CN202320272325.XU
Authority: CN
Inventors: 周德文; 蒋兴慧; 张笑睿; 楼张根; 邓辉红
Original assignee: Sinohydro Bureau 8 Co Ltd
Current assignee: Sinohydro Bureau 8 Co Ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-06-13
Anticipated expiration: 2033-02-21

Abstract

The utility model discloses a gate dam interlayer seam-beautifying large template and a seam-beautifying construction system, wherein the seam-beautifying large template is provided with a template construction surface and seam-beautifying strips transversely arranged on the template construction surface, the seam-beautifying strips comprise a first seam-beautifying strip arranged at the top of the template construction surface and a second seam-beautifying strip arranged at the lower part of the template construction surface, and the distance between the second seam-beautifying strip and the bottom end surface of the template construction surface is 10-30cm. The large form for the seam is convenient to construct and economical.

Description

Gate dam interlayer seam large formwork and seam construction system

Technical Field

The utility model belongs to the field of water conservancy and hydropower construction, and particularly relates to a gate dam interlayer joint large formwork and a joint construction system.

Background

The hydraulic and hydroelectric engineering gate dam is formed by pouring a plurality of concrete pouring blocks, the height of each pouring block in the vertical direction is generally 2-3 m under the control of pouring capacity and concrete temperature, the time between the pouring blocks is intermittent, and a gap between the pouring blocks is formed every 2-3 m. The interlayer gaps can obviously appear on the exposed surface of the concrete, and due to the influences of construction technology, template control and the like, the defects of uneven interlayer gaps and slurry leakage of a curtain often occur, so that the attractiveness of the interlayer gaps of the exposed surface is low. The grooves are arranged on the exposed surfaces of the interlayer seams, the interlayer seams are hidden in the grooves, so that obvious separation exists between the two layers, the sensory effect of the interlayer seams is improved, and the effect of beautifying the seams is achieved.

The Chinese patent No. 210395250U discloses a concrete dam transverse seam construction template, which comprises a steel template and a seam template, wherein the seam template is fixed on one side surface of the steel template, and when in use, the side surface of the steel template fixed with the seam template is contacted with the exposed surface of the concrete dam, and the seam template is arranged along the designed transverse seam of the concrete dam. However, the technology clamps the key strip between the small templates to form the concave slot, but the large-volume concrete of the gate dam is often poured by a large template, the size of the template reaches 3.0m multiplied by 3.3m, the two layers of templates are required to be used simultaneously by adopting the key strip for beautifying the slot, and a large amount of template cost is input.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a gate dam interlayer joint large template and a joint construction system which are convenient to construct and economical.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows:

the utility model provides a gate dam interlayer seam is beautiful to be sewed up big template, the big template of beautiful seam has template construction face and transversely sets up beautiful seam strip on the template construction face, beautiful seam strip is including setting up first beautiful seam strip at template construction face top, and set up the second of template construction face lower part is beautiful seam strip, the second is beautiful seam strip is apart from the bottom face of template construction face 10cm-30cm, preferably, the second is beautiful seam strip is apart from the bottom face of template construction face 20cm.

Therefore, the utility model can be arranged on the exposed surface of the gate dam concrete before the concrete pouring by the design of the large template and the double seam strips, and the interlayer concave seams are formed after the large template is removed after the concrete pouring is completed, so that the two layers of concrete are obviously separated, the sensory effect of the interlayer seams is improved, the seam beautifying effect is achieved, and the construction is convenient, and the method is economical and practical.

Further, the cross sections of the first and second seam beautifying strips are triangular or semicircular.

Further, the first seam-beautifying strip is detachably connected with the template construction surface, and the second seam-beautifying strip is fixedly connected with the template construction surface.

Still further, the first and second seam strips are raised relative to the form work surface.

Still further, the first and second seam strips are parallel to each other.

Furthermore, a groove is transversely formed between the second joint strip and the bottom end surface of the template construction surface.

Still further, the depth of the groove is 1mm to 3mm, preferably, the depth of the groove is 1.5mm.

In addition, a double faced adhesive tape is arranged between the second joint strip and the bottom end surface of the template construction surface.

Based on the same design conception, the utility model also discloses a gate dam interlayer seam beautifying construction system which comprises a poured concrete section and a to-be-poured concrete section, wherein an interlayer seam is formed between the poured concrete section and the to-be-poured concrete section, the top of the to-be-poured concrete section is a storage line, the exposed surface of the poured concrete section is provided with the gate dam interlayer seam beautifying large template, the template construction surface is contacted with the exposed surface, the first beautifying seam strip is arranged along the storage line, and the second beautifying seam strip is arranged along the interlayer seam.

Further, the template construction surface is connected with the exposed surface through double faced adhesive tape.

The utility model has the following advantages: the utility model can use a large template to repeatedly rise to form the concave seam, and hide the interlayer seam between the upper layer and the lower layer of concrete in the concave seam, thereby achieving the purpose of seam beautifying, being convenient for construction and economical.

The large form for the seam-beautifying can enable the seam position between the concrete layers of the permanent exposed surface of the gate dam to have more stereoscopic impression, is suitable for the permanent exposed surface of the concrete of the gate dam, can be used for normal concrete and roller compacted concrete gate dams, can be used for referencing and using the concrete gravity retaining wall, and has wide application prospect.

Drawings

FIG. 1 is a schematic diagram of a gate dam interlayer seam large template structure;

FIG. 2 is a schematic diagram of a gate dam interlayer joint and seam beautifying construction system;

fig. 3 is a diagram of a method for constructing a gap between gate dams according to the present utility model.

The figure indicates: 1. a template construction surface; 2. a first seam strip; 3. a second seam-beautifying strip; 4. double faced adhesive tape; 5. interlayer gaps; 6. casting the concrete section; 7. a concrete section to be poured; 8. collecting a bin line; 9. an exposed surface; 10. a groove.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings for a better understanding of the objects, structures and functions of the present utility model.

As shown in fig. 2, the gap-between-gate dam gap-seam beautifying construction system of the embodiment comprises a poured concrete section 6 and a to-be-poured concrete section 7, wherein a gap-between-the-layer gap 5 is formed between the poured concrete section 6 and the to-be-poured concrete section 7, and a storage line 8 is arranged at the top of the to-be-poured concrete section 7. The exposed surface 9 of the poured concrete section 6 is provided with a gate dam interlayer seam beautifying large template.

As shown in fig. 1 and 2, the large gap-forming template between gate dam layers according to the embodiment may be a cantilever template, a semi-cantilever template and a shaping large template for gate dam concrete construction. The gate dam interlayer seam-beautifying large formwork is provided with a formwork construction surface 1 and seam-beautifying strips transversely arranged on the formwork construction surface 1, wherein the seam-beautifying strips comprise a first seam-beautifying strip 2 arranged at the top of the formwork construction surface 1 and a second seam-beautifying strip 3 arranged at the lower part of the formwork construction surface 1. The first and second

seam beautifying strips

2 and 3 are raised relative to the formwork construction surface 1, the raised first and second

seam beautifying strips

2 and 3 enable interlayer seams 5 of the upper and lower concrete layers to be concave, the interlayer seams 5 are hidden in the concave seams, and the gate dam concrete has stronger third dimension.

As shown in fig. 1 and 2, the first and

second seam strips

2 and 3 are parallel to each other. The cross sections of the first and

second seam strips

2 and 3 are triangular or semicircular. Specifically, the first and

second seam strips

2 and 3 are made of equilateral angle steel or semicircular galvanized steel pipes. The equilateral angle steel or semicircular galvanized steel pipe has high strength, and can resist lateral pressure of concrete in the casting process of the concrete dam. Preferably, the first and

second seam strips

2 and 3 are in a straight line shape and are made of equilateral angle steel. The straight line surfaces on two sides of the equilateral angle steel are fixed on the side surface of the large template, and the corner side of the equilateral angle steel is arranged along the interlayer gap 5.

As shown in fig. 1 and 2, the first seam-beautifying strip 2 is detachably connected with the formwork construction surface 1, and the height of the first seam-beautifying strip 2 on the formwork construction surface 1 is adjusted according to the position of the bin receiving line 8. Preferably, the first seam-beautifying strip 2 is connected with the formwork construction surface 1 through bolts, and the second seam-beautifying strip 3 is fixedly connected with the formwork construction surface 1. Preferably, the second seam-beautifying strip 3 is welded with the formwork construction surface 1.

As shown in fig. 1 and 2, the second seam strip 3 is 20cm away from the bottom end surface of the formwork construction surface 1. Preferably, a groove 10 is transversely formed between the second seam-beautifying strip 3 and the bottom end surface of the formwork construction surface 1. Specifically, the depth of the groove 10 is 1.5mm. The groove 10 is filled with double faced adhesive tape 4.

As shown in fig. 1 and 2, when the large formwork for gate dam interlayer seam beautifying is installed in the embodiment, the formwork construction surface 1 is attached to a design structural line, double faced adhesive tape 4 is attached to the inside of the groove 10, the center line of the second seam beautifying strip 3 is overlapped with the interlayer seam 5 of the poured concrete section 6, the lower half part of the lower seam beautifying strip 2 is embedded into a half groove of the interlayer seam 5, and the upper half part is embedded into the section 7 of the concrete to be poured. The first seam-beautifying strip 2 is arranged at the top of the formwork construction surface 1, the central line of the first seam-beautifying strip 2 coincides with a warehouse collecting line 8 of the concrete section 7 to be poured, the lower half part of the first seam-beautifying strip 2 is embedded into the concrete section 7 to be poured, and the upper half part of the first seam-beautifying strip 2 is located outside the concrete section 7 to be poured. And after pouring of the poured concrete section 7 is completed, removing the large template of the interlayer seam and forming an interlayer seam concave seam, and hiding the interlayer seam of the upper layer of concrete and the lower layer of concrete in the concave seam to form a seam structure.

As shown in fig. 1 to 3, the construction steps of the present embodiment are as follows:

and step one, welding a second seam-beautifying strip 3 on the template construction surface 1, and sticking double faced adhesive tape 4 in the groove 10.

And step two, installing and fixing the large template, and connecting the template construction surface 1 with the exposed surface 9 through the double faced adhesive tape 4. The lower half part of the second seam-beautifying strip 3 is installed in the half groove of the interlayer seam 5 and is attached to the groove. And installing the first seam making strip 2 according to the position of the bin winding line 8, and brushing a release agent. The central line of the first seam-beautifying strip 2 coincides with the bin-collecting line 8, and a half groove is provided for the casting of the next layer.

And thirdly, pouring concrete, removing the formwork after the concrete is aged and the strength is equal, and repeating the above steps to perform next-layer construction, wherein the first joint strip 2 and the second joint strip 3 are separated from the dam body along with the large formwork when the formwork is removed.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a gate dam interlayer seam is beautiful to seam big template, has template construction face (1) and transversely sets up beautiful seam strip on template construction face (1), its characterized in that, beautiful seam strip is including setting up first beautiful seam strip (2) at template construction face (1) top, and set up second beautiful seam strip (3) of template construction face (1) lower part, second beautiful seam strip (3) are apart from the bottom face 10cm-30cm of template construction face (1).

2. The gate dam interlayer seam-beautifying large formwork according to claim 1, wherein the cross section of the first seam-beautifying strip (2) and the second seam-beautifying strip (3) is triangular or semicircular.

3. The gate dam interlayer seam-beautifying large formwork as claimed in claim 1, wherein the first seam-beautifying strip (2) is detachably connected with the formwork construction surface (1), and the second seam-beautifying strip (3) is fixedly connected with the formwork construction surface (1).

4. The gate dam interlayer seam-making large formwork as claimed in claim 1, wherein the first and second seam-making strips (2, 3) are raised with respect to the formwork construction surface (1).

5. The gate dam interlayer seam-beautifying large formwork according to claim 1, wherein the first seam-beautifying strip (2) and the second seam-beautifying strip (3) are parallel to each other.

6. The gate dam interlayer seam-beautifying large formwork as claimed in claim 1, wherein a groove (10) is transversely formed between the second seam-beautifying strip (3) and the bottom end surface of the formwork construction surface (1).

7. The gate dam interlayer seam-beautifying large form according to claim 6, wherein the depth of the groove (10) is 1mm-3mm.

8. The gate dam interlayer seam-beautifying large formwork as claimed in any one of claims 1 to 7, wherein a double faced adhesive tape (4) is arranged between the second seam-beautifying strip (3) and the bottom end surface of the formwork construction surface (1).

9. The utility model provides a seam construction system between gate dam layer seam, includes concreted structure section (6) and is located concreted structure section (7) of waiting of concreting on the section, be interlayer seam (5) between concreted structure section (6) and the section (7) of waiting to pour, the top of waiting to pour concrete section (7) is receipts storehouse line (8), its characterized in that, be equipped with the big template of seam between gate dam layer seam according to any one of claims 1 to 8 on exposed surface (9) of concreted structure section (6), the lower part and the exposed surface (9) contact of template construction face (1), first seam strip (2) are followed receipts storehouse line (8) set up, second seam strip (3) are followed interlayer seam (5).

10. The gate dam interlayer joint beautifying construction system according to claim 9, wherein the formwork construction surface (1) and the exposed surface (9) are connected by double faced adhesive tape (4).