Prestressed anti-floating anchor cable base construction device

Abstract

The application provides a prestressed anti-floating anchor cable base construction device, which comprises a base layer contact bottom plate, a hanging rib placing plate, a pressing plate contact surface plate, hanging rib strips, square tube steel columns and anchor cable penetrating holes. The square tube steel columns are longitudinally arranged through the interiors of the hanging rib placing plates and are mutually welded; the hanging rib strips are respectively welded on the lower sides of the hanging rib placing plates; the base layer contact bottom plate is welded on the lower ends of the square tube steel columns; and the pressing plate contact surface plate is welded on the upper ends of the square tube steel columns. When the anchor cable is tensioned, the anchor cable passes through the base center hole, is protected by the three steel plates of the base layer contact bottom plate, the hanging rib placing plate and the pressing plate contact surface plate and the square tube steel columns. If tensioning damage occurs, the base component is not damaged and the tensioning personnel is not hurt, and the tensioning stiffness of the base is increased. The anchor cable base construction structure is reasonable (is waterproof), simple to manufacture, convenient to construct, can shorten the construction period, and can better guarantee the tensioning quality and safety.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of prestressed anchor cable base device, and particularly relates to a prestressed anti-floating anchor cable base construction device. BACKGROUND

[0002] The prestressed anchor cable refers to a cable-shaped support for reinforcing a slope by anchoring the anchor cable in the rock body by using the prestressed method. The anchor cable is anchored into the rock body through the hole of the rock body weak structure surface by the anchor head, and the sliding body and the stable rock layer are connected together, so that the stress state of the rock body of the slope is changed, and the integrity and strength of the unstable rock body of the slope are improved. During the construction of the prestressed anchor cable, a special tensioning device and machine are required.

[0003] The foundation is the basis of the house building, one of which is the soft foundation, the main feature of which is that there is not enough bearing capacity to ensure the stability of the house building. Therefore, certain measures must be taken to process it to ensure the smooth development and stability of the house building. At present, in the steel reinforced concrete extended foundation pile cap construction of the foundation and base sub-divisional engineering of the house building engineering, the prestressed anti-floating anchor rod design according to the current is used.

[0004] In addition, the patent with the patent number CN211819461U and the name of a supporting anchor cable base is disclosed, which comprises a fixed plate, an adjusting plate, a sleeve and a clamping pad, the sleeve is welded in the middle of the side wall of the fixed plate, the adjusting plate is arranged above and below the sleeve, the middle of the adjusting plate is formed with a threaded hole, the threaded hole is provided with an adjusting screw, the fixed plate is formed with a mounting groove at the connecting position of the adjusting screw, the adjusting plate is formed with a guide hole at the two sides away from the threaded hole, and the guide hole is provided with a guide column.

[0005] However, it is found in the construction process of the basement anti-floating anchor cable that, according to the design requirements, when the hanging wire is placed under the traditional anchor, the hanging wire is too small in compression area, and when the stress is applied, the hanging wire and the bottom plate steel bar are deformed seriously; the four steel bars of the traditional anchor are welded as vertical force members, which is not easy to ensure the quality and stability requirements and is easy to make the whole anchor lose stability, the structure is extremely unsafe, and there is a construction safety hazard; it is not conducive to waterproofing. In order to optimize the traditional anchor, ensure the construction quality and safety, and speed up the foundation construction progress, it is very necessary to discuss and research a prestressed anti-floating anchor cable base construction device. SUMMARY

[0006] In order to solve the above technical problems, the application provides a prestressed anchor cable base device, which can use the large steel plate (compression part) at the lower part of the anchor cable base to pre-stress the base rock, compared with the traditional prestressed anti-floating anchor, the new base construction method has reasonable structure (waterproofing), is simple to manufacture, convenient to construct, and can better ensure the tensioning quality and safety.

[0007] The prestressed anti-floating anchor cable base construction device comprises a foundation layer contact bottom plate, a hanging rib placing plate, a pressing plate contact surface plate, a hanging rib strip, a square tube steel column and an anchor cable penetrating hole.

[0008] The square tube steel column longitudinally penetrates the inside of the hanging rib placing plate, and the square tube steel column and the hanging rib placing plate are arranged by being mutually welded.

[0009] The hanging rib strip is welded at the lower two sides of the hanging rib placing plate.

[0010] The foundation layer contact bottom plate is welded at the lower end of the square tube steel column.

[0011] The pressing plate contact surface plate is welded at the upper end of the square tube steel column.

[0012] The anchor cable penetrating hole is arranged at the intermediate position of the pressing plate contact surface plate and the foundation layer contact bottom plate, and is arranged in communication with the inside of the square tube steel column.

[0013] Preferably, a square through hole is arranged at the intermediate position of the hanging rib placing plate.

[0014] Preferably, the size of the square through hole is greater than the size of the square tube steel column.

[0015] Preferably, the outer surfaces of the foundation layer contact bottom plate, the hanging rib placing plate and the pressing plate contact surface plate are all glued with water-swelling sealing adhesive strips.

[0016] Preferably, the foundation layer contact bottom plate, the hanging rib placing plate and the pressing plate contact surface plate jointly form the steel plate main structure of the prestressed anti-floating anchor cable base construction device.

[0017] Preferably, the lower part of the foundation layer contact bottom plate and the square tube steel column form a pressure-bearing part of the foundation pressing plate contact surface.

[0018] Preferably, the upper part of the pressing plate contact surface plate and the square tube steel column form a pressure-bearing part of the foundation pressing plate contact surface.

[0019] Preferably, the square tube steel column is a hollow structure.

[0020] Compared with the prior art, the present application has the following beneficial effects:

[0021] The steel plate main structure comprises three steel plates of a foundation layer contact bottom plate, a hanging rib placing plate and a pressing plate contact surface plate, and two circular holes and one square hole are arranged in the steel plate main structure, so that the anchor cable can pass through the base.

[0022] The square tube steel column is a hollow square column structure, and is jointly formed with three steel plates to form a stress structure.

[0023] In the technical solution of the present application, when the anchor cable is tensioned, the anchor cable passes through the base center hole, contacts the bottom plate through the base layer, and the three steel plates and the square tube steel column are protected by the contact surface plate of the hanging rib placing plate and the pressing plate. If tension damage occurs, the anchor cable will not break and hit the tensioning personnel, and the tensioning stiffness of the base is increased. Compared with the traditional prestressed anti-floating anchor, the anchor base construction structure is reasonable (waterproof), convenient, shortens the construction period, and can better ensure the tensioning quality and safety. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is the structural schematic diagram of the front view of the present application.

[0025] Figure 2 is the structural schematic diagram of the stereoscopic effect of the present application.

[0026] Figure 3 is the structural schematic diagram of the longitudinal section of the present application.

[0027] In the figure: 1, the base layer contact bottom plate; 2, the hanging rib placing plate; 3, the pressing plate contact surface plate; 4, the hanging rib strip; 5, the square tube steel column; 6, the anchor cable penetration hole. DETAILED DESCRIPTION

[0028] The present application will be further described below in combination with the drawings:

[0029] Example 1:

[0030] As shown in the accompanying Figure 1 to the accompanying Figure 3 , the present application provides a prestressed anti-floating anchor base construction device, which comprises a base layer contact bottom plate 1, a hanging rib placing plate 2, a pressing plate contact surface plate 3, a hanging rib strip 4, a square tube steel column 5 and an anchor cable penetration hole 6. The square tube steel column 5 is longitudinally arranged inside the hanging rib placing plate 2 and is welded together. The hanging rib strip 4 is respectively welded on the lower two sides of the hanging rib placing plate 2. The base layer contact bottom plate 1 is welded on the lower end of the square tube steel column 5. The pressing plate contact surface plate 3 is welded on the upper end of the square tube steel column 5. The anchor cable penetration hole 6 is respectively arranged in the middle position of the pressing plate contact surface plate 3 and the base layer contact bottom plate 1 and is connected with the inside of the square tube steel column 5. The anchor cable penetration hole 6 is convenient for the anchor cable to pass through.

[0031] In the above embodiment, specifically, the hanging rib placing plate 2 is provided with a square through hole in the middle position.

[0032] In the above embodiment, specifically, the square through hole can accommodate the square tube steel column 5 to be inserted.

[0033] In the above embodiment, specifically, the outer surfaces of the base layer contact bottom plate 1, the hanging rib placing plate 2 and the pressing plate contact surface plate 3 are all glued with water-swelling sealing glue strips.

[0034] In the above embodiment, specifically, the base layer contact bottom plate 1, the hanging rib placing plate 2 and the pressing plate contact surface plate 3 together form the steel plate main structure of the prestressed anchor cable base; the stress area of the contact surface is increased so that the anchor cable can pass through the entire device, and the base rock (soil body) is prestressed by the base layer contact bottom plate 1, the hanging rib placing plate 2 and the pressing plate contact surface plate 3.

[0035] In the above embodiment, specifically, the square tube steel column 5 is a hollow square column structure. The material of the square tube steel column 5 is carbon steel or alloy steel.

[0036] In the above embodiment, specifically, the base layer contact bottom plate 1, the hanging rib placing plate 2 and the pressing plate contact surface plate 3 are all made of stainless steel plates with a thickness of 20 mm.

[0037] In the above embodiment, specifically, the base layer contact bottom plate 1, the hanging rib placing plate 2 and the pressing plate contact surface plate 3 are all square.

[0038] Example 2:

[0039] In the embodiment of the present application, the steel plate hanging rib placing plate 2 and the pressing plate contact surface plate 3 are two small-area steel plates, and the base layer contact bottom plate 1 is a large-area steel plate. The three steel plates of the hanging rib placing plate 2, the pressing plate contact surface plate 3 and the base layer contact bottom plate 1 are welded together with the square tube steel column 5 to form a prestressed anti-floating anchor cable base construction device with structural safety and stability, convenience and reasonable structure. The diameter of the anchor cable insertion hole 6 is 58 mm. The square tube steel column 5 is 100x100x10 mm. The hanging rib placing plate 2 and the pressing plate contact surface plate 3 are 200x200x20 mm. The base layer contact bottom plate 1 is 300x300x20 mm.

[0040] In the above embodiment, specifically, in the embodiment of the present application, the device applies prestress to the foundation base through the pressing plate on the hanging rib placing plate 2, the pressing plate contact surface plate 3, the force transmission of the square tube steel column 5 to the base layer contact bottom plate 1 and finally to the foundation base.

[0041] In the above embodiment, specifically, the steel plate main structure of the hanging rib placing plate 2, the pressing plate contact surface plate 3 and the base layer contact bottom plate 1 is a geometric structure.

[0042] In the above embodiment, more specifically, the geometric configuration of the square tube steel column 5 is a square configuration, and the force is more reasonable, and the specific size and thickness of the square steel tube of the geometric configuration are determined according to the prestress applied to the device.

[0043] In the above embodiment, specifically, the device main body is configured by cutting a square steel tube.

[0044] In the above embodiment, specifically, in the embodiment of the present application, the square tube steel column 5, the hanging rib placing plate 2, the pressing plate contact surface plate 3, and the foundation layer contact bottom plate 1 are welded to form a prestressed anchor base device with a structure that is safe, stable, convenient, and reasonable.

[0045] In the above embodiment, specifically, the device square tube steel column 5 is placed by the hanging rib placing plate 2, the pressing plate contact surface plate 3, and the middle welding method to form a force member placing hanging rib 4 and enhance the rigidity of the square tube steel column 5.

[0046] In the above embodiment, more specifically, the geometric configuration of the square tube steel column 5 is a square configuration, and the force is more reasonable, and the specific size and thickness of the square steel tube of the geometric configuration are determined according to the prestress applied to the device.

[0047] In the above embodiment, more specifically, the geometric configuration of the square tube steel column 5 is a square configuration, and the force is more reasonable, and the specific size and thickness of the square steel tube of the geometric configuration are determined according to the prestress applied to the device.

[0048] As can be seen from the above, the embodiment of the present application relates to a prestressed anti-floating anchor base construction device, which is placed by the hanging rib placing plate 2, the pressing plate contact surface plate 3, and the upper foundation layer contact bottom plate 1 to increase the stress area of the contact surface and make the anchor cable pass through the entire device to apply prestress to the bedrock (soil body) by the hanging rib placing plate 2, the pressing plate contact surface plate 3, and the upper foundation layer contact bottom plate 1. The hanging rib placing plate 2, the pressing plate contact surface plate 3, and the middle satisfy the placement of the hanging rib and the increase of the device, the square tube steel column 5 ensures the safety and quality of tensioning, avoids safety accidents caused by anchor cable rupture during tensioning, and the use of the prestressed anchor base device with a structure that is safe, stable, convenient, and reasonable ensures the construction quality and safety and saves the construction period.

[0049] In the description of the application, it needs to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the application.

[0050] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for the limitation of the present application, although the application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can be modified to the technical scheme recorded in the foregoing embodiments, or equivalent replacement of some technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A construction device for a prestressed anti-buoyancy anchor cable base, characterized in that, The prestressed anti-buoyancy anchor cable base construction device includes a foundation layer contact plate (1), a suspension bar placement plate (2), a pressure plate contact panel (3), suspension bar strips (4), a square tube steel column (5), and an anchor cable insertion hole (6). The square tube steel column (5) extends longitudinally through the interior of the suspension rod mounting plate (2), and the square tube steel column (5) and the suspension rod mounting plate (2) are welded together. The suspension rod (4) is welded to the lower two sides of the suspension rod mounting plate (2); The base plate (1) is welded to the lower end of the square tube steel column (5); the pressure plate (3) is welded to the upper end of the square tube steel column (5). The anchor cable insertion hole (6) is located in the middle of the pressure plate contact panel (3) and the foundation layer contact bottom plate (1), and the anchor cable insertion hole (6) is connected to the interior of the square tube steel column (5). The square tube steel column (5) is a hollow square tube column; A square through hole is provided in the middle of the suspension rod mounting plate (2).

2. The prestressed anti-buoyancy anchor cable base construction device according to claim 1, characterized in that, The diameter of the square through hole is larger than the size of the square steel column (5).

3. The prestressed anti-buoyancy anchor cable foundation construction device according to claim 1, characterized in that, The outer surfaces of the base layer contact plate (1), the suspension rod placement plate (2), and the pressure plate contact panel (3) are all bonded with water-swellable sealing strips.

4. The prestressed anti-buoyancy anchor cable foundation construction device according to claim 1, characterized in that, The base contact plate (1), the suspension rod placement plate (2), and the pressure plate contact panel (3) together form the main steel plate structure of the prestressed anti-buoyancy anchor cable base construction device.

5. The prestressed anti-buoyancy anchor cable foundation construction device according to claim 1, characterized in that, The lower part of the base layer contact plate (1) and the square tube steel column (5) forms a pressure-bearing part that contacts the foundation pressure plate.

6. The prestressed anti-buoyancy anchor cable foundation construction device according to claim 1, characterized in that, The pressure plate contact panel (3) and the upper part of the square tube steel column (5) form a pressure-bearing part that contacts the foundation pressure plate.

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