CN211948579U - Novel underground concrete structure construction joint waterstop installation fixed knot constructs - Google Patents
Novel underground concrete structure construction joint waterstop installation fixed knot constructs Download PDFInfo
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- CN211948579U CN211948579U CN202020020558.7U CN202020020558U CN211948579U CN 211948579 U CN211948579 U CN 211948579U CN 202020020558 U CN202020020558 U CN 202020020558U CN 211948579 U CN211948579 U CN 211948579U
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Abstract
The utility model provides a novel underground concrete structure construction joint waterstop installation fixed knot constructs, including left side steel construction and right side steel construction, have the clearance that sets up the tight structure of waterstop clamp between left side steel construction and the right side steel construction, be connected with the cross-over connection reinforcing bar that is bent into the U type between left side steel construction and the right side steel construction, left side steel construction, right side steel construction and cross-over connection reinforcing bar form the tight structure in top of clearance adjustable; the clamping structure is inserted into the gap and can be pressed by the pressing structure from two sides. The utility model discloses can guarantee that waterstop installation quality is good, the position is accurate, level and straight in the same direction as straight to make the waterstop can obtain fine protection at the work progress.
Description
Technical Field
The utility model relates to a secret concrete structure construction joint waterstop installation fixed knot constructs is applicable to the waterproof field of underground engineering concrete structure.
Background
At present, the waterproof of underground concrete structures is more and more important, and particularly, the waterproof of construction joints of strata rich in water is realized. In the underground engineering construction, the installation of the horizontal water stop belt of the outer wall of the underground concrete structure is a common construction process. In order to improve the installation quality of the water stop of the construction joint and overcome the defects of settlement, floating, distortion, inaccurate position, even damage and the like of the water stop after concrete pouring, certain engineering measures are usually adopted in the construction process to ensure that the installation position of the water stop is accurate, straight and firm.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: aiming at the problems, the novel horizontal water stop belt mounting and fixing structure for the outer wall of the underground concrete structure can ensure that the water stop belt is good in mounting quality, accurate in position, smooth and straight, and can be well protected in the construction process.
The utility model adopts the technical proposal that: a novel underground concrete structure construction joint waterstop mounting and fixing structure is characterized by comprising a left steel structure and a right steel structure, wherein a gap for arranging a waterstop clamping structure is formed between the left steel structure and the right steel structure; the clamping structure is inserted into the gap and can be pressed by the pressing structure from two sides.
Further, the reinforcing bar is adopted to the left side steel construction, and the reinforcing bar is also adopted to the right side steel construction, and the left end and the left side reinforcing bar welding of cross-over connection reinforcing bar, the right-hand member welded nut of cross-over connection reinforcing bar set up on the reinforcing bar of right side steel construction with nut threaded connection's external screw thread.
Furthermore, the U-shaped bridging connection steel bar comprises a circular arc section at the top and steel bar sections extending out of two ends of the circular arc section.
Further, the reinforcing bars of the left steel structure and the reinforcing bars of the right steel structure are in the same straight line.
Furthermore, press from both sides tight structure and include left side angle steel and right side angle steel, left side angle steel and right side angle steel are arranged back to back, weld the steel sheet strip in the inboard perpendicular limit middle part of the L type of angle steel, the lower limb of steel sheet strip is for the support position with the reinforcing bar complex of the tight structure of top.
Furthermore, the steel plate strips are welded at intervals along the length direction of the angle steel.
Furthermore, the left steel structure and the right steel structure are temporarily fixed with the structural steel bars of the concrete structure in a bundling, welding and other modes.
The beneficial effects of the utility model reside in that: through the regulation of the tight structure in top, can guarantee to press from both sides tight structure, waterstop and receive the extrusion back mutual contact good to satisfy the waterstop and keep being in the same direction as straight, and can fix the waterstop well, press from both sides tight structure in the work progress and can play fine guard action to the waterstop, improve the installation quality of waterstop, save the waterstop because the remedial measure expense of installation quality deviation, the damaged repair expense of waterstop and the high leaking stoppage expense of concrete structure construction joint percolating water after having under construction. Can dismantle convenient and fast ground more after concrete placement construction is accomplished the utility model discloses a component, the utility model discloses a component reuse. The utility model discloses the installation of hose provides a new thinking fixed, has certain popularization and application prospect.
Drawings
Fig. 1 is a schematic view of the fixing structure for installing the water stop of the underground concrete structure of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The utility model provides an underground concrete structure construction joint waterstop installation fixed knot constructs's concrete implementation process as follows:
according to the structure diagram of the concrete outer wall (wherein, the reference numeral 100 is the contour line of the concrete outer wall), the lengths of the reinforcing steel bars 1 of the left steel structure and the reinforcing steel bars 3 of the right steel structure are calculated, so that the parts of the reinforcing steel bars 1 and 3 in the contour line 100 are smaller than half of the thickness of the concrete wall by 2-4 cm, and the reinforcing steel bars 1 and 3 are cut according to the calculation result, wherein the diameter of the reinforcing steel bars is preferably phi 22.
Calculating the length of the cross-over connecting steel bar 2 according to the designed width of the water stopping band of the construction drawing, wherein the diameter of the cross-over connecting steel bar is preferably phi 22, the diameter of the top arc section of the cross-over connecting steel bar 2 is 8cm, the length of the extending part of the two ends of the arc is one half of the width of the water stopping band C, and intercepting the cross-over connecting steel bar 2 according to the calculation result and bending the cross-over connecting steel bar into a U shape.
The nut 4 (preferably M20) is selected and the reinforcing bar 3 is formed into a screw with an external thread 30 at one end according to the thread condition of the nut, so that the nut 4 can be used in cooperation.
One end of the bridging steel bar 2 is firmly welded with the steel bar 1, the other end of the bridging steel bar 2 is firmly welded with the nut 4, and the directions of the steel bars 1, 3 and the nut hole are on the same straight line.
A steel plate with the thickness of 5mm is processed into a steel plate strip 5 with the thickness of 20mm x 100mm, the steel plate strip 5 is welded on the right middle position of the vertical edge of the inner side of an L-shaped structure of an angle steel 6 (the model of the angle steel is preferably L80 x 5), the long edge of the steel plate 5 is parallel to the other edge of the angle steel 6, one steel plate strip 5 is welded on the angle steel 6 at intervals of 1m, the angle steel 6 and the steel plate strip 5 form a component A, and the bottom of the steel plate strip 5 is a supporting part matched with the steel bars 1 and 3 of a jacking structure.
And after the concrete outer wall steel bar installation and the template installation and reinforcement are completed, measuring the elevation of the reserved position of the horizontal construction joint. According to a horizontal water stop installation construction drawing, the water stop C is placed at a design position in an outer wall to be poured, the processed members A are placed on two sides of the water stop C, and one side of the back of the vertical edge of each angle steel is abutted against the water stop C.
And (3) sleeving the screw steel bar 3 into a nut hole welded with the steel bar 2, forming a component B by the steel bars 1, 2 and 3 and the nut 4, placing the component B in the wall, placing the water stop belt C and the component A in the middle of a U-shaped groove of the component B, and placing the contact positions of the steel bars 1 and 3 and the component A close to the lower edge of the steel strip 5. And rotating the bolt reinforcing steel bar 3 to firmly clamp the water stop belts C and A. Other positions of the steel plates 5 were used in the same manner, with the members B corresponding to the positions of the steel plates 5 (the steel plates 5 preferably have a pitch of 1 m).
After the water stop is firmly clamped, the height of the water stop C can be adjusted through the component B, the central position of the water stop is located at the position required by the design of a construction joint, the component B is temporarily fixed on the structural steel bar D after the position is confirmed to be correct, and the installation and the fixation are completed. And other positions are installed according to the same method until all the installation is finished.
After concrete pouring is completed and certain strength is achieved, the member A, B is removed, and the member A, B can be used for recycling when the next section of water stop belt is installed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, i.e. all equivalent changes and modifications made according to the present invention are covered by the scope of the claims of the present invention, which is not illustrated herein.
Claims (7)
1. A novel underground concrete structure construction joint waterstop mounting and fixing structure is characterized by comprising a left steel structure and a right steel structure, wherein a gap for arranging a waterstop clamping structure is formed between the left steel structure and the right steel structure; the clamping structure is inserted into the gap and can be pressed by the pressing structure from two sides.
2. The novel structure for installing and fixing the water stop of the construction joint of the underground concrete structure as claimed in claim 1, wherein the left steel structure is made of steel bars, the right steel structure is made of steel bars, the left end of the cross-over connection steel bar is welded with the left steel bar, the right end of the cross-over connection steel bar is welded with a nut, and the right steel structure is provided with an external thread which is in threaded connection with the nut.
3. The novel waterstop mounting and fixing structure for an underground concrete structure construction joint as claimed in claim 1, wherein the U-shaped bridging connecting steel bar comprises a circular arc section at the top and steel bar sections extending from both ends of the circular arc section.
4. The novel structure for installing and fixing the water stop of the construction joint of the underground concrete structure as claimed in claim 2, wherein the reinforcing bars of the left steel structure and the reinforcing bars of the right steel structure are aligned.
5. The novel structure for installing and fixing the water stop of the construction joint of the underground concrete structure as claimed in claim 2, wherein the clamping structure comprises a left side angle steel and a right side angle steel, the left side angle steel and the right side angle steel are arranged back to back, a steel plate strip is welded in the middle of the vertical edge inside the L-shaped shape of the angle steel, and the lower edge of the steel plate strip is a supporting part matched with the steel bar of the tightening structure.
6. The novel structure for installing and fixing the water stop of the construction joint of the underground concrete structure as claimed in claim 5, wherein one steel plate strip is welded at intervals along the length direction of the angle steel.
7. The novel structure of installing and fixing the water stop for the construction joint of the underground concrete structure as claimed in claim 1, wherein the left steel structure and the right steel structure are temporarily fixed to the structural steel bars of the concrete structure, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020020558.7U CN211948579U (en) | 2020-01-03 | 2020-01-03 | Novel underground concrete structure construction joint waterstop installation fixed knot constructs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020020558.7U CN211948579U (en) | 2020-01-03 | 2020-01-03 | Novel underground concrete structure construction joint waterstop installation fixed knot constructs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211948579U true CN211948579U (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020020558.7U Active CN211948579U (en) | 2020-01-03 | 2020-01-03 | Novel underground concrete structure construction joint waterstop installation fixed knot constructs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211948579U (en) |
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2020
- 2020-01-03 CN CN202020020558.7U patent/CN211948579U/en active Active
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