CN216552021U - Tower crane foundation advanced anti-ridge water stop structure - Google Patents
Tower crane foundation advanced anti-ridge water stop structure Download PDFInfo
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- CN216552021U CN216552021U CN202122559577.4U CN202122559577U CN216552021U CN 216552021 U CN216552021 U CN 216552021U CN 202122559577 U CN202122559577 U CN 202122559577U CN 216552021 U CN216552021 U CN 216552021U
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- tower crane
- crane foundation
- water stop
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- waterproof layer
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Abstract
The utility model relates to the field of building construction, in particular to an advanced anti-ridge water stop structure of a tower crane foundation. The tower crane foundation pit waterproof structure comprises a waterproof layer and a water stop plate, wherein the waterproof layer and the water stop plate are both arranged in a tower crane foundation pit, the waterproof layer comprises a vertical part and a transverse part which are fixedly connected, the transverse part covers the bottom of the tower crane foundation pit, and the vertical part covers the vertical inner wall of the tower crane foundation pit; the top of the water stop plate is higher than the top of the tower crane foundation pit, and the cross section of the water stop plate is annular. According to the advanced anti-ridge water stop structure of the tower crane foundation, water seepage can be prevented without integrally pouring the U-shaped rib of the tower crane and a basement, and the construction cost is reduced.
Description
Technical Field
The utility model relates to the field of building construction, in particular to an advanced anti-ridge water stop structure of a tower crane foundation.
Background
The tower crane is usually required to be installed during building construction, and is used for hoisting equipment, equipment and the like required by construction, the weight of the current tower crane is usually large, the tower crane foundation needs to be constructed before the tower crane is installed, and the tower crane foundation pit needs to be excavated below the foundation slab of the building when the current tower crane foundation is constructed, so that the tower crane foundation is located at a certain depth underground, rainwater and even underground water existing in partial geology permeate the tower crane foundation, and a waterproof structure needs to be arranged.
Present tower crane foundation sets up the mode of horizontal stagnant water steel sheet on soleplate usually and waterproof, but when in-service use, the water-proof effects of above-mentioned waterproof construction is relatively poor, still ponding throughout the year in the tower crane foundation, so need constantly draw water in the tower crane use, can increase the tower crane foundation undoubtedly maintain the degree of difficulty, maintain work load and power consumption to the cost of increase manual work, equipment and electric energy.
And if directly put into the tower crane foundation ditch with the tower crane standard festival and pour the mode together with the basement of building is whole, though solved the problem of tower crane foundation drainage, the expense of customization tower crane standard festival is higher, and pours tower crane standard festival and basement back unable dismantlement together, just also can't carry out the reutilization, increase cost that also can be very big. When the tower crane foundation slab is used, the joint of the tower crane standard knot and the foundation slab is also easily affected by external force and cracks, so that the foundation slab is seeped in water in the later period, and the quality of a building is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an advanced anti-ridge water stop structure of a tower crane foundation, which can prevent water seepage without integrally pouring a tower crane standard section and a basement and reduce the construction cost.
In order to achieve the purpose, the utility model adopts the following technical scheme: a tower crane foundation advanced reversed ridge water stopping structure comprises a waterproof layer and a water stopping plate, wherein the waterproof layer and the water stopping plate are both arranged in a tower crane foundation pit; the top of the water stop plate is higher than the top of the tower crane foundation pit, and the cross section of the water stop plate is annular.
The beneficial effect of this scheme does:
1. the waterproof layer in the scheme is positioned at the bottom of the tower crane foundation pit, and the waterproof layer can prevent water from entering the tower crane foundation due to the gap on the tower crane foundation pit; and the horizontal portion and the vertical portion of waterproof layer are fixed, also can avoid appearing the gap and lead to water to get into the tower crane basis between the bottom of tower crane foundation ditch and the lateral wall in, and water-proof effects is better.
2. The stagnant water board in this scheme is different with the traditional stagnant water steel sheet that sets up on the foundation slab of building, stagnant water board setting in this scheme is in the tower crane foundation ditch, and the vertical setting of stagnant water board, and the inboard at stagnant water board is installed to the tower crane, event vertical stagnant water board can play the effect that stops to rainwater etc., and the bottom of stagnant water board is located the tower crane foundation, upper portion is located the top on tower crane foundation, when pouring the concrete into in the tower crane foundation ditch, stagnant water board and concrete placement are in the same place, when improving the fixed effect to stagnant water board, also avoid the rainwater in the lateral wall infiltration tower crane foundation of stagnant water board, further improve water-proof effects.
3. When the tower crane standard festival in this scheme installation direct mount at the top of the concrete of pouring in the tower crane foundation ditch, and need not pour the tower crane standard festival with the foundation plate of building together, so when dismantling the tower crane, the tower crane standard festival can be followed and dismantled down on the concrete in the tower crane foundation ditch, conveniently carries out the reutilization to reduce cost.
Further, the waterproof layer includes two vertical portions, and two vertical portions are located the relative both ends of horizontal portion respectively.
The beneficial effect of this scheme does: waterproof layer in this scheme is the U-shaped along vertical cross-section, compares with the waterproof layer of L shape, and the gap between the reducible waterproof layer avoids groundwater to get into the tower crane foundation from the gap in, effectively improves water-proof effects.
Further, the vertical portion and the horizontal portion are integrally formed.
The beneficial effect of this scheme does: the joint strength of vertical portion and horizontal portion in this scheme is bigger, is more difficult to appear the gap during the use, avoids groundwater to get into in the tower crane basis from the gap.
Further, the waterproof layer includes first layer and second layer, and the contained angle between the horizontal portion of first layer and the horizontal portion of second layer is greater than 0 and is less than or equal to 90.
The beneficial effect of this scheme does: the waterproof effect of the two layers is better, and the gap of the waterproof layer can be further shielded, so that water leakage at the gap is avoided.
Further, the waterproof layer is formed by bending a flexible waterproof sheet.
The beneficial effect of this scheme does: when the waterproof layer is constructed, the waterproof layer is laid in the tower crane foundation pit, and the construction speed is high.
Furthermore, the upper end of the vertical part is bent and extends to the foundation bottom plate of the building, and is attached to the waterproof layer of the foundation bottom plate or extends into the foundation bottom plate.
The beneficial effect of this scheme does: when the construction, the soleplate of building also need carry on waterproofly, so soleplate's below also is equipped with the waterproof layer, waterproof layer upper end in the tower crane foundation in this scheme and soleplate's waterproof layer overlap joint, make waterproof layer in soleplate and the tower crane foundation form a whole, thereby cover the gap between tower crane foundation ditch and the soleplate, further avoid the rainwater to permeate the underground downwards, and in last infiltration soleplate or the tower crane foundation, further improve holistic water-proof effects.
Further, be equipped with a plurality of U-shaped reinforcing bars in the tower crane foundation ditch, a plurality of U-shaped reinforcing bars along the circumference of stagnant water board clearance distribution in proper order, and the opening of U-shaped reinforcing bar down, the horizontal section of U-shaped reinforcing bar is located the top of stagnant water board, two vertical sections are located the both sides of stagnant water board respectively, and the bottom of vertical section is less than the bottom of stagnant water board.
The beneficial effect of this scheme does: u-shaped reinforcing bar in this scheme can carry on spacingly to the upper end of sealing plate on the one hand, avoids the sealing plate to take place too big bending deformation and can't block the rivers, and on the other hand can be through the reinforcing bar connection in reinforcing bar and the building bottom plate to be connected tower crane basis and building bottom plate, increase tower crane basis's intensity and stability, the support effect to the tower crane is better.
Further, be equipped with annular stagnant water bank in the tower crane foundation ditch, the top of stagnant water bank is higher than the top of tower crane foundation ditch, and the outer wall of stagnant water bank coincides or is located the top of tower crane foundation ditch along vertical projection and the vertical inner wall of tower crane foundation ditch.
The beneficial effect of this scheme does: the stagnant water bank plays the effect that blocks to rivers equally, avoids rivers to get into in the tower crane foundation.
Further, an annular water stop strip is arranged between the outer wall of the water stop ridge and the top of the tower crane foundation pit.
The beneficial effect of this scheme does: the sealing rod plays the confined effect to the gap between the top of stagnant water bank and tower crane foundation ditch, avoids the rainwater in the gap infiltration tower crane foundation.
Further, the outer wall of the water stop ridge is provided with an annular groove opposite to the water stop strip, and the water stop strip is clamped with the annular groove.
The beneficial effect of this scheme does: the annular groove plays spacing effect to the sealing rod, avoids the sealing rod to take place to remove, improves the sealed effect to the gap.
Drawings
FIG. 1 is a perspective view of example 1 of the present invention;
fig. 2 is a perspective view of the water stop sill in fig. 1 after pouring;
FIG. 3 is a schematic view showing the installation of a formwork in embodiment 2 of the present invention;
fig. 4 is a schematic view of the water stop sill in fig. 1 in a state after a formwork is poured and removed.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the tower crane foundation pit comprises a tower crane foundation pit 1, a waterproof layer 11, a template 2, a water stop plate 3, U-shaped steel bars 4, a foundation bottom plate 5, a water stop ridge 6 and water stop strips 7.
Example 1
The utility model provides a tower crane foundation is anti-bank stagnant water structure in advance, as shown in fig. 1 and fig. 2, including waterproof layer 11, sealing plate 3 and stagnant water bank 6, in tower crane foundation ditch 1 was all located to waterproof layer 11 and sealing plate 3, waterproof layer 11 includes first layer and second floor, and first layer and second floor all adopt the flexible waterproof piece that has waterproof performance now to constitute, and when actually implementing, the width of flexible waterproof piece can be less than the width of tower crane foundation ditch 1, rolls up flexible waterproof piece rolling in the construction earlier, convenient transportation. Take the first floor as an example, when laying, bend the flexible waterproof sheet into the U-shaped to cover on tower crane foundation ditch 1's inner wall and bottom, form waterproof layer 11, so first floor and second floor all include horizontal portion and two vertical portions, and two vertical portions are located the both ends of horizontal portion respectively. The upper end of vertical portion extends from in the tower crane foundation ditch 1 to cover and set up on the waterproof layer in the soleplate 5 of building behind the top of tower crane foundation ditch 1, when actually implementing, also can be with constituting the concrete placement of soleplate 5 in the upper end of vertical portion, make the upper end of vertical portion insert in soleplate 5.
Lay the flexible waterproof sheet of second piece after accomplishing first piece flexible waterproof sheet, and when laying, the flexible waterproof sheet of second piece is close to the one end of first piece flexible waterproof sheet and is folded and press on first piece flexible waterproof sheet to analogize to the bottom that tower crane foundation ditch 1 is covered completely to the first layer. And then, paving a second layer by adopting the steps, wherein the transverse part of the second layer is vertical to the transverse part of the first layer, and the two vertical parts of the second layer cover the other two vertical side walls of the tower crane foundation pit 1. After the waterproof layer 11 is laid, the reinforcing steel bars are erected in the tower crane foundation pit 1, and the erection and distribution of the reinforcing steel bars are in accordance with relevant regulations.
In this embodiment, water stop plate 3 is the steel sheet, and water stop plate 3's cross section is the rectangle, 3 vertical places of water stop plate are on the reinforcing bar of setting up in tower crane foundation ditch 1, the top of water stop plate 3 is higher than tower crane foundation ditch 1's top, be equipped with a plurality of U-shaped reinforcing bars 4 in the tower crane foundation ditch 1, the even clearance distribution of circumference of water stop plate 3 is followed to a plurality of U-shaped reinforcing bars 4, wherein the horizontal section of U-shaped reinforcing bar 4 is located water stop plate 3's top, two vertical sections are located the both sides of water stop plate 3 respectively, and the bottom of two vertical sections is less than water stop plate 3's bottom, concretely, the steel bar connection of setting up in the bottom of the vertical section in this embodiment and the tower crane foundation ditch 1.
Concrete is poured into the tower crane foundation pit 1 twice until a tower crane foundation with a concave longitudinal section is formed by pouring in the tower crane foundation pit 1. When in actual implementation, all install the template 2 of rectangle at the top of tower crane foundation ditch 1 and the inboard of stagnant water board 3, wherein the template 2 at 1 top of tower crane foundation ditch is located the top of waterproof layer 11, and the top of the template 2 at 1 top of tower crane foundation ditch is less than the top of stagnant water board 3 to be higher than the top of the inboard template 2 of stagnant water board 3, make when pouring, the concrete forms the stagnant water bank 6 that is higher than tower crane foundation ditch 1 between two templates 2.
The specific implementation process is as follows:
in the tower crane use, waterproof layer 11 avoids in groundwater infiltration tower crane foundation, and waterproof layer 11's vertical portion upper end avoids the rainwater to stretch into the tower crane foundation through waterproof layer 11 and tower crane foundation ditch 1's lateral wall from waterproof layer 11's below. The water stop ridge 6 blocks rainwater, so that the rainwater is prevented from flowing into the tower crane foundation from the upper part; and when the rainwater is great, lead to ponding when darker, stagnant water board 3 blocks too dark rivers, further avoids the rainwater to flow to the tower crane basis in from the top.
Example 2
On the basis of embodiment 1, as shown in fig. 3 and 4, install annular sealing rod 7 between the outer wall of sealing bank 6 and the top of tower crane foundation ditch 1, specifically, the longitudinal section of the template 2 at tower crane foundation ditch 1 top in this embodiment is the L shape for the top of the outer wall of the sealing bank 6 of pouring formation and the vertical portion of waterproof layer 11 forms the annular. The water stop strip 7 in this embodiment is the existing water stop strip 7 which expands when encountering water, and when the water stop strip 7 is installed, the water stop strip 7 is clamped into the ring groove.
When actually implementing, the width of 6 upper ends of stagnant water bank is greater than the diameter of 1 inner wall of tower crane foundation ditch, and the degree of depth of increase annular improves the spacing effect to sealing rod 7. Otherwise, other operations in this embodiment are the same as those in embodiment 1, and are not described again in this embodiment.
The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be defined by the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. The utility model provides a tower crane foundation is anti-bank stagnant water structure in advance which characterized in that: the tower crane foundation pit waterproof structure comprises a waterproof layer and a water stop plate, wherein the waterproof layer and the water stop plate are both arranged in a tower crane foundation pit, the waterproof layer comprises a vertical part and a transverse part which are fixedly connected, the transverse part covers the bottom of the tower crane foundation pit, and the vertical part covers the vertical inner wall of the tower crane foundation pit; the top of stagnant water board is higher than the top of tower crane foundation ditch, the cross section of stagnant water board is the annular.
2. The tower crane foundation advanced anti-sill water stop structure of claim 1, wherein: the waterproof layer includes two vertical portions, and two vertical portions are located the relative both ends of horizontal portion respectively.
3. The tower crane foundation advanced anti-sill water stop structure of claim 2, wherein: the vertical portion and the horizontal portion are integrally formed.
4. The tower crane foundation advanced anti-sill water stop structure of claim 3, wherein: the waterproof layer includes first layer and second layer, and the contained angle between the horizontal portion of first layer and the horizontal portion of second layer is greater than 0 and is less than or equal to 90.
5. The tower crane foundation advanced anti-sill water stop structure of claim 3, wherein: the waterproof layer is formed by bending a flexible waterproof sheet.
6. The tower crane foundation advanced anti-sill water stop structure of claim 5, wherein: the upper end of the vertical part is bent and extends to the foundation bottom plate of the building, and is attached to the waterproof layer of the foundation bottom plate or extends into the foundation bottom plate.
7. The tower crane foundation advanced anti-sill water stop structure of claim 1, wherein: be equipped with a plurality of U-shaped reinforcing bars in the tower crane foundation ditch, a plurality of U-shaped reinforcing bars along the circumference of stagnant water board clearance distribution in proper order, and the opening of U-shaped reinforcing bar down, the horizontal section of U-shaped reinforcing bar is located the top of stagnant water board, two vertical sections are located the both sides of stagnant water board respectively, and the bottom of vertical section is less than the bottom of stagnant water board.
8. The tower crane foundation advanced anti-sill water stop structure of claim 1, wherein: be equipped with annular stagnant water bank in the tower crane foundation ditch, the top of stagnant water bank is higher than the top of tower crane foundation ditch, the outer wall of stagnant water bank is along the coincidence of vertical projection and the vertical inner wall of tower crane foundation ditch or be located the top of tower crane foundation ditch.
9. The tower crane foundation advanced anti-sill water stop structure of claim 8, wherein: an annular water stop strip is arranged between the outer wall of the water stop ridge and the top of the tower crane foundation pit.
10. The tower crane foundation advanced anti-sill water stop structure of claim 9, wherein: the outer wall of stagnant water bank is equipped with the annular relative with the sealing rod, sealing rod and annular joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559577.4U CN216552021U (en) | 2021-10-22 | 2021-10-22 | Tower crane foundation advanced anti-ridge water stop structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559577.4U CN216552021U (en) | 2021-10-22 | 2021-10-22 | Tower crane foundation advanced anti-ridge water stop structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216552021U true CN216552021U (en) | 2022-05-17 |
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ID=81567558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122559577.4U Active CN216552021U (en) | 2021-10-22 | 2021-10-22 | Tower crane foundation advanced anti-ridge water stop structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216552021U (en) |
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2021
- 2021-10-22 CN CN202122559577.4U patent/CN216552021U/en active Active
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