Tower crane pre-embedded section waterproof device penetrating bottom plate and construction method thereof

Abstract

The present invention provides a tower crane pre-embedded section waterproof device that penetrates the base plate and a construction method thereof, comprising: a horizontal waterproof layer is provided at the bottom of the base plate, the tower crane pre-embedded section penetrates the base plate and the horizontal waterproof layer, the penetration of the horizontal waterproof layer extends upward to form an upwardly turned waterproof layer, the upwardly turned waterproof layer is buried in the base plate, and the upwardly turned waterproof layer is wrapped around the vertical pole of the tower crane pre-embedded section; the upwardly turned waterproof layer extends to form a water retaining fin that is arranged at an angle with the upwardly turned waterproof layer, the water retaining fin is arranged in a circle along the circumferential direction of the vertical pole, and the water retaining fin is buried in the base plate; a casing is sleeved on the outer side of the upwardly turned waterproof layer, the casing is formed with a slot arranged in a circle along the circumference thereof, the water retaining fin is penetrated in the slot, the upper and lower sides of the slot of the casing are respectively formed with a first shaping plate and a second shaping plate, and a clamping space for accommodating the water retaining fin is formed between the first shaping plate and the second shaping plate. The present invention solves the problem of waterproofing the part where the tower crane pre-embedded non-standard section penetrates the basement foundation raft.

Description

Technical Field

[0001] The invention relates to the technical field of building construction, and in particular to a tower crane pre-embedded waterproof device penetrating a bottom plate and a construction method thereof. Background Art

[0002] The tower crane at the construction site usually needs to be installed within the basement foundation raft slab and installed using pre-embedded non-standard sections. Therefore, the part where the tower crane's pre-embedded non-standard sections penetrate the basement foundation raft slab becomes a potential water seepage hazard. Summary of the invention

[0003] In order to overcome the defects of the prior art, a waterproof device for a tower crane pre-embedded section penetrating the bottom plate and a construction method thereof are provided to solve the problem of waterproofing the part where the tower crane pre-embedded non-standard section penetrates the basement foundation raft plate.

[0004] In order to achieve the above-mentioned purpose, a tower crane pre-embedded section waterproof device penetrating the bottom plate is provided, comprising:

[0005] An upward-turned waterproof layer, a horizontal waterproof layer is provided at the bottom of the bottom plate, the lower end of the tower crane embedded section is buried in the soil below the horizontal waterproof layer, the upper end of the tower crane embedded section passes through the bottom plate and the horizontal waterproof layer, the penetration of the horizontal waterproof layer extends upward to form the upward-turned waterproof layer, the upward-turned waterproof layer is buried in the bottom plate, and the upward-turned waterproof layer is wrapped around the vertical pole at the upper end of the tower crane embedded section;

[0006] Water retaining fins, the upward-turned waterproof layer extends to form the water retaining fins arranged at an angle to the upward-turned waterproof layer, the water retaining fins are arranged in a circle along the circumferential direction of the vertical pole, and the water retaining fins are buried in the bottom plate; and

[0007] A protective tube is sleeved on the outer side of the upward waterproof layer, the protective tube is formed with an insertion slot arranged in a circle along the circumferential direction of the protective tube, the water retaining fin is inserted in the insertion slot, and a first shaping plate and a second shaping plate are formed on the upper and lower sides of the insertion slot of the protective tube respectively, a clamping space is formed between the first shaping plate and the second shaping plate, and the water retaining fin is accommodated in the clamping space.

[0008] Furthermore, the protective tube includes an upper tube and a lower tube which are hoop-mounted on the outer side of the upward waterproof layer, the insertion gap is formed between the upper tube and the lower tube, the lower end of the upper tube faces outward to form the first shaping plate, and the upper end of the lower tube faces outward to form the second shaping plate.

[0009] Furthermore, the lower cylinder body includes a plurality of lower casing plates spliced ​​together, and the plurality of lower casing plates are arranged along the circumferential direction of the vertical pole.

[0010] Furthermore, the outer side hoops of the plurality of lower casing plates are provided with a first clamp.

[0011] Furthermore, an additional waterproof layer is provided between the first clamp and the lower casing plate.

[0012] Furthermore, the lower end of the additional waterproof layer extends to the bottom of the lower casing plate and is bonded to the upward waterproof layer.

[0013] Furthermore, the water retaining fins extend to the outside of the clamping space, and the upper end of the additional waterproof layer covers the second shaping plate and the lower casing plate overlaps the water retaining fins.

[0014] Furthermore, the water retaining fin is perpendicular to the upward-turned waterproof layer.

[0015] The invention provides a construction method of a tower crane pre-embedded waterproof device penetrating a bottom plate, comprising the following steps.

[0016] The bottom end of the pre-buried section of the tower crane is buried in the bottom soil of the foundation pit, and the upper end of the pre-buried section of the tower crane extends above the bottom soil;

[0017] The horizontal waterproof layer is laid on the bottom soil, a through hole is provided at the intersection of the horizontal waterproof layer and the vertical pole of the pre-embedded section of the tower crane, and the vertical pole at the upper end of the pre-embedded section of the tower crane is inserted into the through hole;

[0018] Extend the penetration point of the horizontal waterproof layer upward to form an upward waterproof layer, and wrap the upward waterproof layer around the vertical pole;

[0019] The protective tube is sleeved on the outer side of the upward waterproof layer;

[0020] A water retaining fin is formed in the middle of the upward waterproof layer and extends toward the outside of the casing. The water retaining fin is arranged in a circle along the circumferential direction of the vertical rod, so that the water retaining fin is inserted into the insertion slit of the casing and is accommodated in the clamping space formed between the first shaping plate and the second shaping plate of the casing;

[0021] A base plate is cast on the horizontal waterproof layer so that the water retaining fins and the vertical poles are buried in the base plate.

[0022] The beneficial effects of the present invention are that the waterproof device for the embedded section of the tower crane which penetrates through the bottom plate of the present invention can increase the length of the water seepage path, thereby reducing the possibility of water leakage through the gap between the upward-turned waterproof layer and the bottom plate; at the same time, the upward-turned waterproof layer is bonded to the outer side wall of the vertical pole of the embedded section of the tower crane, thereby reducing water leakage through the gap between the upward-turned waterproof layer and the vertical pole of the embedded section of the tower crane. What is more important is that the waterproof device for the embedded section of the tower crane which penetrates through the bottom plate of the present invention can avoid the method of welding a water-stop steel plate on the vertical pole of the embedded section of the tower crane, thereby avoiding affecting the stress condition of the embedded section of the tower crane and ensuring the safe use of the tower crane. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic structural diagram of a tower crane pre-buried section waterproof device penetrating a bottom plate according to an embodiment of the present invention.

[0024] Figure 2 for Figure 1 A partial enlarged view of point A in the middle.

[0025] Figure 3 for Figure 1 A partial enlarged view of point B in the middle.

[0026] Figure 4 The figure is a top view of a vertical pole of a tower crane embedded section penetrating through a bottom plate according to an embodiment of the present invention. DETAILED DESCRIPTION

[0027] The following describes the embodiments of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention.

[0028] Figure 1 The schematic diagram of the structure of the tower crane pre-embedded waterproof device penetrating the bottom plate according to the embodiment of the present invention is as follows: Figure 2 for Figure 1 A partial enlarged view of the middle A. Figure 3 for Figure 1 A partial enlarged view of point B in the middle. Figure 4 The figure is a top view of a vertical pole of a tower crane embedded section penetrating through a bottom plate according to an embodiment of the present invention.

[0029] Reference Figures 1 to 4 As shown, a horizontal waterproof layer 11 is provided at the bottom of the bottom plate 1, and the bottom end of the tower crane embedded section 2 is buried in the soil below the horizontal waterproof layer. The vertical pole 21 of the tower crane embedded section 2 passes through the bottom plate 1 and the horizontal waterproof layer 11.

[0030] The present invention provides a tower crane pre-buried section waterproof device penetrating a bottom plate, comprising: an upwardly turned waterproof layer 3, water retaining fins 4 and a casing.

[0031] A through hole is formed at the intersection of the horizontal waterproof layer 11 and the vertical pole 21, and the through hole of the horizontal waterproof layer 11 extends upward to form an upward waterproof layer 3. The upward waterproof layer 3 is covered on the outside of the vertical pole 21. The middle part of the upward waterproof layer 3 extends toward the outside of the vertical pole 21 to form a water retaining fin 4. The water retaining fin 4 is arranged in a circle along the circumferential direction of the vertical pole 21. In this embodiment, the water retaining fin is arranged in the horizontal direction. Figure 3 As shown, the water retaining fin is rectangular.

[0032] The protective tube is sleeved on the outer side of the upward waterproof layer. The protective tube is formed with a slit arranged along the circumferential direction of the protective tube. The water retaining fin 4 is inserted into the slit. The upper and lower sides of the slit of the protective tube are respectively formed with a first shaping plate 53 and a second shaping plate 54. A clamping space is formed between the first shaping plate 53 and the second shaping plate 54. The water retaining fin 4 is accommodated in the clamping space.

[0033] The tower crane pre-embedded section waterproof device that penetrates the bottom plate of the present invention can increase the length of the water seepage path, thereby reducing the possibility of water leakage through the gap between the upward-turned waterproof layer and the bottom plate; at the same time, the upward-turned waterproof layer is bonded to the outer side wall of the vertical pole of the tower crane pre-embedded section, thereby reducing water leakage through the gap between the upward-turned waterproof layer and the vertical pole of the tower crane pre-embedded section. What is particularly important is that the tower crane pre-embedded section waterproof device that penetrates the bottom plate of the present invention can avoid the method of welding a water-stop steel plate on the vertical pole of the tower crane pre-embedded section, thereby avoiding affecting the stress condition of the tower crane pre-embedded section and ensuring the safety of the tower crane. In order to prevent the water retaining fins embedded in the bottom plate from being severely deformed when pouring the bottom plate, the first shaping plate and the second shaping plate on the casing are clamped on the upper and lower sides of the water retaining fins, so that the water retaining fins and the vertical poles are set at a fixed angle, thereby ensuring the waterproof effect.

[0034] As a preferred embodiment, the horizontal waterproof layer, the upward waterproof layer and the water retaining fins are respectively waterproof coiled materials. Further, the horizontal waterproof layer, the upward waterproof layer and the water retaining fins are respectively self-adhesive waterproof coiled materials.

[0035] In this embodiment, in order to improve the fit between the upward-turned waterproof layer and the vertical pole of the tower crane embedded section, the tower crane embedded section waterproof device penetrating the bottom plate of the present invention also includes a protective tube hooped on the outside of the upward-turned waterproof layer 3.

[0036] Specifically, the casing includes an upper cylinder 51 and a lower cylinder 52 .

[0037] The upper cylinder 51 and the lower cylinder 52 are respectively hooped on the outside of the upward waterproof layer 3. An insertion gap is formed between the upper cylinder 51 and the lower cylinder 52, and the water retaining fin 4 is inserted in the insertion gap, that is, the water retaining fin extends through the insertion gap toward the outside of the vertical pole to the concrete of the bottom plate.

[0038] The lower end of the upper cylinder 51 is formed with a first shaping plate 53 facing outward. The upper end of the lower cylinder 52 is formed with a second shaping plate 54 facing outward. The first shaping plate is arranged along the radial direction of the upper cylinder; the second shaping plate is arranged along the radial direction of the lower cylinder. A clamping space is formed between the first shaping plate 53 and the second shaping plate 54. The water retaining fin 4 is accommodated in the said clamping space.

[0039] In this embodiment, combined with Figure 3 As shown, the upper cylinder 52 includes a plurality of upper casing plates spliced ​​together, and the plurality of upper casing plates are arranged along the circumferential direction of the vertical pole. The lower cylinder 52 includes a plurality of lower casing plates spliced ​​together. The plurality of lower casing plates are arranged along the circumferential direction of the vertical pole.

[0040] The vertical pole of the tower crane embedded section is a square steel tube. In this embodiment, the first shaping plate and the upper casing plate are integrally formed angle steels, and the second shaping plate and the lower casing plate are integrally formed angle steels, which are cut into multiple pieces for splicing.

[0041] Furthermore, in order to improve the fit between the upwardly turned waterproof layer and the vertical pole, the outer hoops of the plurality of lower casing plates are provided with a first clamp 55. The outer hoops of the plurality of upper casing plates are provided with a second clamp.

[0042] In order to prevent the clamp from damaging the upward waterproof layer when tightening, an additional waterproof layer 56 is provided between the first clamp 55 and the lower casing plate.

[0043] The lower end of the additional waterproof layer 56 extends to the lower casing plate and is bonded to the upward waterproof layer 3. The water retaining fin 4 extends to the outside of the clamping space, and the upper end of the additional waterproof layer 56 covers the second shaped plate 54 and the lower casing plate overlaps the water retaining fin 4. The additional waterproof layer covers the lower cylinder and the second shaped plate.

[0044] The present invention provides a construction method of a tower crane pre-embedded waterproof device penetrating a bottom plate, comprising the following steps:

[0045] S1: The pre-embedded section of the tower crane is buried in the bottom soil of the foundation pit, and the vertical pole of the pre-embedded section of the tower crane extends to the top of the bottom soil.

[0046] S2: A horizontal waterproof layer is laid on the bottom soil, a through hole is opened at the intersection of the horizontal waterproof layer and the vertical pole of the tower crane embedded section, and the vertical pole at the upper end of the tower crane embedded section is passed through the through hole.

[0047] S3: Extend the penetration point of the horizontal waterproof layer upward to form an upward waterproof layer, and wrap the upward waterproof layer around the vertical pole.

[0048] At the node where the horizontal waterproof layer meets the embedded node of the tower crane, waterproof mortar is used to make an eight-shaped angle, and the waterproof additional layer and waterproof membrane are pasted, and the adjustable clamp is used to tighten it, ultimately ensuring that the waterproof effect of the embedded node of the tower crane through the bottom plate is good.

[0049] S4: Install the protective tube on the outside of the upward waterproof layer.

[0050] Specifically, the casing includes an upper cylinder 51 and a lower cylinder 52. The upper cylinder 52 includes a plurality of upper casing plates spliced ​​together, and the plurality of upper casing plates are arranged along the circumferential direction of the vertical pole. The first shaping plate and the upper casing plate are integrally formed angle steels, which are cut into a plurality of pieces for splicing.

[0051] The lower barrel 52 includes a plurality of lower casing plates spliced ​​together. The plurality of lower casing plates are arranged along the circumferential direction of the vertical pole. The second shaping plate and the lower casing plate are integrally formed angle steels, which are cut into a plurality of pieces for splicing.

[0052] The upper cylinder and the lower cylinder are respectively clamped on the outer side of the upward waterproof layer, and an insertion gap is formed between the upper cylinder 51 and the lower cylinder 52, and a clamping space is formed between the first shaping plate and the second shaping plate of the protective tube.

[0053] S5: A water retaining fin is formed by extending from the middle of the upwardly turned waterproof layer toward the outside of the casing. The water retaining fin is arranged in a circle along the circumferential direction of the vertical pole, so that the water retaining fin is inserted into the insertion gap of the casing and is accommodated in a clamping space formed between the first shaping plate and the second shaping plate of the casing.

[0054] Specifically, the upward waterproof layer is divided into two sections of waterproof rolls, the lower end of the upper waterproof roll extends into the bottom plate through the insertion seam, the upper end of the lower waterproof roll extends into the bottom plate through the insertion seam, and the lower end of the upper waterproof roll extending into the bottom plate and the upper end of the lower waterproof roll are bonded together to form the water retaining fin. Further, the water retaining fin extends out of the clamping space.

[0055] A first clamp is provided on the lower cylinder so that the lower cylinder is pressed against the outer side of the upwardly turned waterproof layer, and a second clamp is provided on the upper cylinder so that the upper cylinder is pressed against the outer side of the upwardly turned waterproof layer.

[0056] S6: Cast a base plate on the horizontal waterproof layer so that the water retaining fins and the vertical poles are buried in the base plate.

[0057] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the present invention, so they have no substantial technical significance. Any modification of the structure, change of the proportional relationship or adjustment of the size should still fall within the scope of the technical content disclosed by the present invention without affecting the effects and purposes that can be achieved by the present invention. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description, and are not used to limit the scope of the implementation of the present invention. The change or adjustment of their relative relationship should also be regarded as the scope of the implementation of the present invention without substantially changing the technical content.

[0058] The present invention is described in detail above in conjunction with the embodiments of the accompanying drawings. A person skilled in the art can make various variations of the present invention according to the above description. Therefore, some details in the embodiments should not be construed as limiting the present invention, and the present invention shall be protected by the scope defined by the attached claims.

Claims

1. A tower crane pre-embedded section waterproof device penetrating the bottom plate, characterized in that: include: An upward-turned waterproof layer, a horizontal waterproof layer is provided at the bottom of the bottom plate, the lower end of the tower crane embedded section is buried in the soil below the horizontal waterproof layer, the upper end of the tower crane embedded section passes through the bottom plate and the horizontal waterproof layer, the penetration of the horizontal waterproof layer extends upward to form the upward-turned waterproof layer, the upward-turned waterproof layer is buried in the bottom plate, and the upward-turned waterproof layer is wrapped around the vertical pole at the upper end of the tower crane embedded section; Water retaining fins, the upward-turned waterproof layer extends to form the water retaining fins arranged at an angle to the upward-turned waterproof layer, the water retaining fins are arranged in a circle along the circumferential direction of the vertical pole, and the water retaining fins are buried in the bottom plate; as well as A protective tube is sleeved on the outer side of the upward waterproof layer, the protective tube is formed with an insertion slot arranged along the circumferential direction of the protective tube, the water retaining fin is inserted in the insertion slot, and the upper and lower sides of the insertion slot of the protective tube are respectively formed with a first shaping plate and a second shaping plate, a clamping space is formed between the first shaping plate and the second shaping plate, and the water retaining fin is accommodated in the clamping space; The protective tube comprises an upper tube and a lower tube which are hooped on the outer side of the upward waterproof layer, the insertion gap is formed between the upper tube and the lower tube, the lower end of the upper tube faces outward to form the first shaping plate, and the upper end of the lower tube faces outward to form the second shaping plate; The water retaining fins are perpendicular to the upward-turned waterproof layer.

2. The tower crane pre-embedded node waterproof device penetrating the bottom plate according to claim 1 is characterized in that: The lower cylinder body comprises a plurality of lower casing plates spliced ​​together, and the plurality of lower casing plates are arranged along the circumferential direction of the vertical pole.

3. The tower crane pre-embedded node waterproof device penetrating the bottom plate according to claim 2 is characterized in that: The outer side hoops of the plurality of lower casing plates are provided with first clamps.

4. The tower crane pre-buried node waterproof device penetrating the bottom plate according to claim 3 is characterized in that: An additional waterproof layer is provided between the first clamp and the lower casing plate.

5. The tower crane pre-embedded node waterproof device penetrating the bottom plate according to claim 4 is characterized in that: The lower end of the additional waterproof layer extends to the bottom of the lower casing plate and is bonded to the upward waterproof layer.

6. The tower crane pre-embedded node waterproof device penetrating the bottom plate according to claim 4, characterized in that: The water retaining fins extend to the outside of the clamping space, and the upper end of the additional waterproof layer covers the second shaping plate and the lower casing plate overlaps the water retaining fins.

7. A construction method for a tower crane pre-embedded waterproof device that penetrates the bottom plate as claimed in any one of claims 1 to 6, characterized in that: The following steps are involved: The bottom end of the pre-buried section of the tower crane is buried in the bottom soil of the foundation pit, and the upper end of the pre-buried section of the tower crane extends above the bottom soil; The horizontal waterproof layer is laid on the bottom soil, a through hole is provided at the intersection of the horizontal waterproof layer and the vertical pole of the pre-embedded section of the tower crane, and the vertical pole at the upper end of the pre-embedded section of the tower crane is inserted into the through hole; Extend the penetration point of the horizontal waterproof layer upward to form an upward waterproof layer, and wrap the upward waterproof layer around the vertical pole; The protective tube is sleeved on the outer side of the upward waterproof layer; A water retaining fin is formed in the middle of the upward waterproof layer and extends toward the outside of the casing. The water retaining fin is arranged in a circle along the circumferential direction of the vertical rod, so that the water retaining fin is inserted into the insertion slit of the casing and is accommodated in the clamping space formed between the first shaping plate and the second shaping plate of the casing; A base plate is cast on the horizontal waterproof layer so that the water retaining fins and the vertical poles are buried in the base plate.

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