CN214329634U

CN214329634U - Parapet wall type steel flashing closing cornice

Info

Publication number: CN214329634U
Application number: CN202022702027.9U
Authority: CN
Inventors: 张志坚; 郭志宏; 杨平; 崔海青; 李珍珍; 范晓琴; 魏丽琴; 王珍
Original assignee: Shanxi Fifth Construction Group Co Ltd
Current assignee: Shanxi Fifth Construction Group Co Ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-10-01
Anticipated expiration: 2030-11-20

Abstract

The utility model relates to a parapet type steel flashing binding off cornice belongs to building waterproof construction technical field. The utility model discloses a shaped steel cornice, anchor board and stagnant water strip, anchor board have a plurality of, all fix on the wall in the parapet through chemical bolt, all are fixed with a connecting piece on every anchor board, and shaped steel cornice and the connecting piece fixed connection on every anchor board, and the stagnant water strip is impressed and is installed between the wall in shaped steel cornice and parapet, and the stagnant water strip is followed the incessant cover in waterproofing membrane binding off limit and is arranged. The utility model relates to a rationally, installation easy operation, input cost low, intensity high, wholeness good, the later maintenance expense low and the fashioned shaped steel flashing of construction cornice appearance beautiful present, water-proof effects good, effectively solved traditional concrete cornice formwork, construction difficulties such as concreting, avoided traditional concrete cornice later stage in use lack the arris fall the angle and combine a great deal of problems such as department crack with parapet.

Description

Parapet wall type steel flashing closing cornice

Technical Field

The utility model belongs to the technical field of the construction, in particular to building waterproof construction specifically is a parapet shaped steel flashing binding off cornice.

Background

When the traditional construction method is adopted to construct the flashing eaves of the parapet wall, the phenomena of difficult formwork support, insufficient rigidity and unsuitable quality occur easily, the parapet wall is easy to damage in the later period, and excessive manpower and financial resources are required to be invested for maintenance. And because the construction of the flashing eaves of roofing parapet and wall body itself can not go on simultaneously, the roofing that leads to the construction completion easily like this uses the back for a long time (general service life is more than 5 years), ageing crack can appear in the juncture of twice construction to cause the waterproofing membrane that is located flashing eaves below to receive the mouth and appear the seepage phenomenon easily, the ageing crack that from this produces not only can influence the whole impression effect of roofing, more can influence the life of building.

Disclosure of Invention

The utility model aims at solving the problems existing in the prior art and providing a parapet shaped steel flashing binding off cornice. The cornice is a roof parapet flashing cornice which has simple structure, reasonable design, low investment cost and good use effect and can be constructed synchronously with plastering construction of the surface of the parapet wall body.

The utility model discloses a realize through following technical scheme:

a parapet wall type steel flashing closing-up cornice comprises a section steel cornice, an anchoring plate and a water stop strip;

the anchoring plates are fixed on the inner wall surface of the parapet wall through chemical bolts, and are uniformly distributed on the same horizontal line which is superposed with the closing edge of the waterproof roll paved on the inner wall surface of the parapet wall; each anchoring plate is fixed with a connecting piece;

the structural steel cornices are arranged along the connecting line direction of the anchoring plates, the central line of each structural steel cornice is superposed with the central line of each anchoring plate, and the structural steel cornices are fixedly connected with the connecting pieces on each anchoring plate;

the water stop strip is pressed in and installed between the profile steel cornice and the inner wall surface of the parapet wall, and the water stop strip is arranged along the closing edge of the waterproof coiled material in an uninterrupted covering mode.

Furthermore, the anchoring plates are made of galvanized steel anchoring plates, the size of each anchoring plate is 100 multiplied by 150 multiplied by 8mm, and the distance between every two adjacent anchoring plates is 1000 mm; the section steel cornice and the connecting piece are made of square steel pipes with the diameter of 40 multiplied by 60 mm.

Furthermore, the shaped steel cornice is installed towards the parapet wall with a 40mm surface, and the shaped steel cornice is outwards provided with a slope of 10%.

Furthermore, the outer surface of the cornice of the section steel is coated with a fluorocarbon paint layer.

Further, the thickness of the water stop strip in a non-extrusion state is larger than the distance between the profile steel cornice and the inner wall surface of the parapet wall.

Parapet shaped steel flashing binding off cornice, have characteristics such as installation easy operation, intensity height, wholeness are good, the later maintenance expense is low, waterproof binding off is tight, be suitable for extensive using widely. The utility model discloses need not to reserve the reinforcing bar of cornicing in a large number when the parapet is under construction, also need not the later stage and plant the muscle in a large number, accomplish each other not influence with the construction of main part parapet. The problems that the traditional concrete cornice formwork is erected, concrete is poured and the like are solved, the problems that the concrete cornice is broken off at the later stage in use and cracks are formed at the joint of the concrete cornice and the parapet wall are solved, and the influence of seasonal variation is small during construction. The invention does not need steel bar construction, formwork support and concrete pouring, greatly saves labor and construction time compared with the traditional concrete cornice, and effectively saves engineering cost.

The utility model relates to a rationally, installation easy operation, input cost low, intensity high, wholeness good, the later maintenance expense low and the fashioned shaped steel flashing of construction cornice appearance beautiful present, water-proof effects good, effectively solved traditional concrete cornice formwork, construction difficulties such as concreting, avoided traditional concrete cornice later stage in use lack the arris fall the angle and combine a great deal of problems such as department crack with parapet.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate exemplary embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention in any way.

Fig. 1 is a schematic sectional view of the present invention.

In the figure: 1-section steel cornice, 2-anchoring plates, 3-chemical bolts, 4-water-stop strips, 5-connecting pieces, 6-parapet walls and 7-waterproof coiled materials.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the present invention will be further clearly and completely described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

Construction operation inconvenience to the traditional concrete or cement mortar flashing eaves that present parapet flashing cornices exist in the use, the expense is high, avoid appearing droing because of secondary forming's cornice and the increase of later maintenance expense, ageing crack will appear in the juncture of the twice construction that the flashing eaves and parapet wall body adopted, thereby easily cause the waterproofing membrane that is located flashing eaves below to receive the mouth and appear the seepage phenomenon, not only influence the life of building, follow-up more manpower that need drop into carries out periodic maintenance, and the problem that the whole of roofing was felt effect is influenced to produced ageing crack, a parapet type steel flashing binding off cornice is provided.

The parapet section steel flashing closing-up cornice comprises an exposed decorative part, a hidden fixed part and a waterproof closing-up measure; as shown in figure 1, the exposed decoration part is a section steel cornice 1, a hidden fixing part anchor plate 2 and a chemical bolt 3, and a waterproof closing measure is a water strip 4.

The anchoring plates 2 are fixed on the inner wall surface of the parapet wall 6 through chemical bolts 3, the anchoring plates 2 are uniformly distributed on the same horizontal line, the horizontal line is coincided with the closing edge of a waterproof coiled material 7 paved on the inner wall surface of the parapet wall 6, and a connecting piece 5 is fixed on each anchoring plate 2; the anchoring plates 2 are made of galvanized steel anchoring plates, the size of each anchoring plate 2 is 100 multiplied by 150 multiplied by 8mm, the distance between every two adjacent anchoring plates 2 is 1000mm, and the connecting piece 5 is made of a steel square pipe with the size of 40 multiplied by 60 mm.

The structural steel cornices 1 are arranged along the connecting line direction of the anchoring plates 2, the central line of each structural steel cornice 1 is superposed with the central line of each anchoring plate 2, and each structural steel cornice 1 is fixedly connected with a connecting piece 5 on each anchoring plate 2; shaped steel cornice 1 adopts the preparation of the square steel pipe of 40X 60mm to form, and 1 surface coating of shaped steel cornice has the fluorocarbon paint layer, and shaped steel cornice 1 is installed towards the parapet with the 40mm face, and 1 outside slope setting of taking 10% of shaped steel cornice to this avoids cornice upper portion to deposit water and plays cornice lower part olecranon effect.

The water stop strip 4 is pressed in and installed between the section steel cornice 1 and the inner wall surface of the parapet wall 6, and the water stop strip 4 is arranged along the closing edge of the waterproof coiled material 7 in an uninterrupted covering manner; the thickness of the water stop 4 in the non-extrusion state is larger than the distance between the section steel cornice 1 and the inner wall surface of the parapet 6, so that the water stop 4 can be firmly pressed into the space between the section steel cornice 1 and the inner wall surface of the parapet 6, and the problem of untight waterproof closing-up is effectively solved.

Meanwhile, the embodiment also provides a construction method of the parapet-shaped steel flashing closing-up cornice, the construction method is simple and convenient to operate, construction quality is easy to control, the service life of the constructed roof parapet flashing cornice is long, and roof waterproof quality is high, and the method comprises the following steps:

step 1, measurement and paying-off: the construction method comprises the steps of firstly determining the construction position of the section steel cornice 1 according to the construction height of a conventional parapet flashing structure and a waterproof closing-up position, marking, taking a marked construction line as a datum line, and correspondingly marking an upper control line and a lower control line of the section steel cornice 1 and an installation position control line of the anchoring plate 2 after measurement, wherein the cornice upper control line and the cornice lower control line are respectively positioned on the upper side and the lower side of the datum line and are mutually parallel horizontal straight lines.

Step 2, constructing an anchoring plate 2: and (3) installing the anchoring plate 2 on the parapet 6 by adopting a chemical anchor bolt 3 according to the positioning control line of the anchoring plate 2 in the step (1) from front to back, and checking whether the embedded part is firm and the position is accurate after the installation is finished.

Step 3, constructing a connecting piece 5: after the anchoring plate 2 is checked to be correct, welding construction of the connecting piece 5 can be carried out, and during welding, the position of the connecting piece 5 is aligned with the cornice position according to a control line; firstly, spot welding the connecting pieces 5 at the two end positions of the same surface, checking whether the installation height, the straightness and the distance from the parapet 6 are consistent, then spot welding each connecting piece 5 in the middle, and carrying out full welding after checking the qualified situation again.

Step 4, installing a water stop strip 4: the water stop 4 adopts the rubber water stop, and 1 center height according to the shaped steel cornice incessantly arranges along waterproofing membrane 7 binding off position, and water stop 4 thickness is greater than the distance between 1 and the parapet of the shaped steel cornice 6.

Step 5, mounting the section steel cornice 1: accurately and firmly connecting the section steel cornice 1 with each connecting piece 5 according to a control line, then adjusting and fixing, firstly performing spot welding, and then performing full welding; the quality of the construction quality of the section steel cornice 1 directly influences the quality of the cornice finished product, so the installation quality is strictly controlled, the elevation and the center line position are checked at any time by using a theodolite during installation, and the position of the elevation and the center line position is controlled and corrected to ensure that the section steel is straight and smooth in installation.

And step 6, coating construction: after all components are installed, anticorrosive treatment is carried out by coating antirust paint for three times, and the structural steel cornice 1 is subjected to spraying decoration by adopting fluorocarbon paint.

In the structure, the welding connection part is subjected to rust and corrosion prevention treatment.

The technical solutions in the embodiments of the present invention have been clearly and completely described above, and the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Claims

1. The utility model provides a parapet type steel flashing binding off cornice which characterized in that: comprises a section steel cornice, an anchoring plate and a water stop strip;

2. The parapet section steel flashing closed cornice of claim 1, which is characterized in that: the anchoring plates are made of galvanized steel anchoring plates, the size of each anchoring plate is 100 multiplied by 150 multiplied by 8mm, and the distance between every two adjacent anchoring plates is 1000 mm; the section steel cornice and the connecting piece are made of square steel pipes with the diameter of 40 multiplied by 60 mm.

3. The parapet wall type steel flashing closing cornice of claim 2, which is characterized in that: the shaped steel cornice is installed towards the parapet wall with a 40mm surface, and the shaped steel cornice outwards takes 10% slope setting.

4. The parapet section steel flashing closed cornice according to any one of claims 1 to 3, characterized in that: the outer surface of the cornice of the section steel is coated with a fluorocarbon paint layer.

5. The parapet section steel flashing closed cornice according to any one of claims 1 to 3, characterized in that: the thickness of the water stop bar in a non-extrusion state is larger than the distance between the profile steel cornice and the inner wall surface of the parapet wall.