CN107386316A - One-time grouting fixture for anchor bolts and construction method thereof - Google Patents

Abstract

The invention provides a once grouting clamp for a foundation bolt, which comprises a foundation bolt, a leveling component, an adjusting plate, a fixing component and a height adjusting component, wherein the height adjusting component is symmetrically arranged at two sides of a grouting hole through a mounting seat, the height adjusting component is fixedly arranged on a concrete foundation through the fixing component, the adjusting plate is arranged on the height adjusting component through the leveling component, and the foundation bolt is fixedly arranged on the adjusting plate through a foundation nut. The anchor bolt one-step grouting clamp has the advantages of simple manufacture and convenient operation; fix through anchor nail and basis, fix a position rag bolt, through adjusting nut adjustment rag bolt's height for rag bolt reaches the height of settlement easily, and simultaneously, this rag bolt grout anchor clamps once can recycle, has reduced material cost.

Description

One-time grouting fixture for anchor bolts and construction method thereof

technical field

The invention belongs to the technical field of building construction, and in particular relates to a fixture for primary grouting of anchor bolts and a construction method thereof.

Background technique

At present, the foundation bolts of professional civil engineering equipment are pre-embedded with corrugated pipes, and some pre-embedded corrugated pipes are relatively large in size. If the base plate of the equipment base is arranged outside the bellows, the distance between the base plate and the anchor bolts will be too far, which will weaken the fastening strength of the anchor bolts. In severe cases, the equipment base will be deformed during the bolt fastening process, and the anchor bolts will be damaged. The height of the bolts is not easy to adjust, so that the primary grouting of the anchor bolts cannot reach the predetermined height and verticality as required, and cannot meet the construction requirements.

Contents of the invention

The problem to be solved by the present invention is to provide a primary grouting fixture for anchor bolts, which is especially suitable for positioning and fixing the anchor bolts in the bellows. The primary grouting fixture for the anchor bolts can be recycled. Adjust the height of the anchor bolts by adjusting the nuts so that the anchor bolts reach the designed positioning size and height.

In order to solve the above technical problems, the technical solution adopted in the present invention is: a fixture for primary grouting of anchor bolts, including anchor bolts, and also includes leveling components, adjustment plates, fixing parts and height adjustment components, and the height adjustment components pass through the mounting base Symmetrically arranged on both sides of the grouting hole, the height adjustment assembly is fixed on the concrete foundation through the fixing piece, the adjustment plate is installed on the height adjustment assembly through the leveling assembly, and the anchor bolts are fixed on the adjustment plate through the anchor nut.

Further, there are multiple leveling components and height adjustment components.

Further, the upper and lower surfaces of the adjustment plate located at the height adjustment assembly are provided with leveling assemblies.

Further, the anchor bolts are vertically arranged in the grouting holes.

A construction method for one-time grouting fixture for anchor bolts, comprising the following specific steps:

1) According to the size of the drawing combined with the on-site main rolling line and auxiliary line, set the foundation cross line for the anchor bolts that need to be grouted with grouting fixtures;

2) Connect the anchor bolts with the adjustment plate through the anchor nuts, and connect the height adjustment assembly with the adjustment plate through the leveling assembly;

3) Place the anchor bolts to the exact position based on the positioning cross line of the anchor bolts;

4) Position the height adjustment component by using the fixing piece;

5) Adjust the anchor bolts to the height required for equipment installation by adjusting the leveling assembly, and adjust the adjustment plate to the level through the leveling assembly to ensure that the anchor bolts are placed vertically;

6) After the adjustment is completed, the anchor bolts are grouted once.

The advantages and positive effects of the present invention are: due to the adoption of the above technical scheme, the primary grouting fixture for the anchor bolt is simple to manufacture and easy to operate; the anchor bolt is fixed to the concrete foundation to position the anchor bolt, and the anchor bolt is adjusted by adjusting the nut The height of the bolts makes it easy for the anchor bolts to reach the set height. At the same time, the one-time grouting fixture of the anchor bolts can be recycled, which reduces the material cost.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a cross-sectional view of the present invention.

In the picture:

1. Anchor bolt 2. Leveling nut 3. Adjustment plate 4. Grouting hole

5. Anchor nail 6. Height adjustment bolt

detailed description

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figures 1 and 2, the present invention relates to a primary grouting fixture for anchor bolts, which is used for positioning and fixing anchor bolts in corrugated pipes. The anchor bolt primary grouting fixture includes anchor bolt 1, and the anchor bolt 1 is set in the middle of the grouting hole 4 through the anchor bolt primary grouting fixture, and the anchor bolt 1 is carried out through the fixture according to the height required during actual construction. The height is adjusted so that the anchor bolt 1 meets the construction requirements.

The anchor bolt primary grouting fixture also includes a leveling assembly, an adjustment plate 3, a fixing piece and a height adjustment assembly, and the height adjustment assembly is symmetrically arranged on the grouting hole 4 through the mounting seat. Preferably, the height adjustment assembly here is a height adjustment bolt 6 , here the number of height adjustment bolts 6 is multiple, and a plurality of height adjustment bolts 6 are arranged symmetrically around the grouting hole 4, and the height adjustment bolts 6 are centrally symmetrically arranged with the grouting hole 4 as the center, so that the height adjustment bolts 6 Distributed around the grouting hole 4, the height adjustment bolt 6 is fixedly installed on the mounting base. The fixed connection method is welding, and the height adjustment bolt 6 is fixed on the mounting base by welding. On the concrete foundation, the height adjustment bolt 6 is fixed on the concrete foundation, and will not shift or move during the grouting process, so that the anchor bolt 1 can ensure correct positioning during grouting, and will not shift, preferably , the fixing part is an anchor nail 5, and the height adjustment bolt 6 is fixedly installed on the concrete foundation through the anchor nail 5.

The adjustment plate 3 is arranged on the height adjustment assembly through the leveling assembly, preferably, the leveling assembly is a leveling nut 2, and the leveling nut 2 is adapted to the nominal diameter of the height adjustment bolt 6, so that the leveling nut 2 can be threaded It is connected with the height adjustment bolt 6; that is to say, a through hole is provided around the adjustment plate 3, and the position of the through hole corresponds to the position of the height adjustment bolt 6, and the upper part of the height adjustment bolt 6 passes through the adjustment plate 3 The through holes on the top make the adjustment plate 3 move up and down longitudinally along the height adjustment bolts 6; before the adjustment plate 3 is installed on the height adjustment bolts 6, a leveling nut 2 is set on each height adjustment bolt 6 to adjust After the flat nut 2 is installed, the adjustment plate 3 is installed on the height adjustment bolt 6 through the through hole, so that the leveling nut 2 on each height adjustment bolt 6 supports the adjustment plate 3, and at the same time, each height adjustment bolt 6 Adjust the height of the leveling nuts 2, so that all the leveling nuts 2 are located at the same height, so that the adjustment plate 3 remains horizontal; the height adjustment bolt 6 on the upper part of the through hole of the adjustment plate 3 is also installed with an adjustment Flat nuts 2, that is, leveling nuts 2 are provided on the upper and lower parts of the through holes of the adjustment plate 3, the adjustment plate 3 is sleeved on the height adjustment bolts 6 through the through holes, and each height adjustment bolt 6 Two leveling nuts 2 are installed, and these two leveling nuts 2 are respectively located at the top and the bottom of the adjustment plate 3, that is, the upper and lower two leveling nuts 2 clamp the adjustment plate 3 in the middle, and adjust the adjustment plate 3. fixed. By adjusting the height of the leveling nut 2, and then adjusting the height of the adjustment plate 3, the leveling nut on the height adjustment bolt 6 is at the same height, then the adjustment plate 3 is in a horizontal state, and the height between the adjustment plate 3 and the concrete foundation is Certainly, the height of the adjustment plate 3 can be adjusted quantitatively; that is, adjust the lower leveling nut 2 to move up and down along the height adjustment bolt 6, so that the lower leveling nut 2 is at different heights, because the adjustment plate 3 is adjusted by the height The leveling nut 2 on the adjustment bolt 6 is supported, the leveling nut 2 at the bottom is at different heights, and the adjustment plate 3 is also at different heights; by adjusting the height of the adjustment plate 3, and then adjusting the height of the anchor bolt 1, so that The anchor bolt 1 can meet the construction requirements. At the same time, adjust the levelness of the adjustment plate 3, that is, adjust the verticality of the anchor bolt 1. When adjusting the levelness of the adjustment plate 3, the main reference standard is the anchor bolt 1 Adjust the leveling nut 2 and then adjust the adjustment plate 3. When the verticality of the anchor bolt 1 meets the requirements, the adjustment plate 3 also reaches the horizontal state. At this time, the anchor bolt 1 meets the construction requirements.

Preferably, here each height adjustment bolt 6 is provided with two leveling nuts 2, and the quantity of the leveling nuts 2 provided on each height adjustment bolt 6 can also be three, or four, or more , according to the actual construction needs to select the quantity.

The anchor bolt 1 is fixed on the adjustment plate 3 through the anchor nut, and a through hole is provided in the middle of the adjustment plate 3, and the anchor bolt 1 is set on the adjustment plate 3 through the through hole, and on the anchor bolt 1 An anchor nut is provided, and the anchor nut is located on the upper surface and the lower surface of the adjustment plate 3 at the through hole of the adjustment plate 3, where the diameter of the through hole is smaller than the diameter of the anchor nut 1, so that the anchor on the top of the adjustment plate 3 The bolt 1 can be supported by the adjusting plate 3, and the upper anchor nut is tightened with the anchor bolt 1 through the engagement of the thread, and the lower anchor nut is engaged with the thread of the anchor bolt 1, so that the lower anchor nut is connected with the anchor bolt 1. The adjustment plate 3 is tightened with the anchor bolt 1 for support, and the anchor bolt 1 is fixed in the middle of the adjustment plate 3, and the upper part of the anchor bolt 1 is fixedly installed on the adjustment plate 3, and the lower part is vertically placed in the grouting hole.

Before the base plate of the equipment foundation is grouted, the anchor bolts in the larger bellows are pre-embedded in advance according to the positioning size and height of the drawing, and then the equipment base is grouted next to the pre-embedded anchor bolts. It is a method that can not only ensure the support strength of the seat grout pad to the equipment base, but also standardize the construction standard.

The anchor bolt grouting fixture is used for the anchor bolt grouting. The specific construction method includes the following steps:

1) According to the size of the drawing combined with the on-site main rolling line and auxiliary line, set the foundation cross line for the anchor bolt 1 that needs to be grouted with a grouting fixture, and determine the specific position of the anchor bolt 1;

2) Connect the anchor bolt 1 with the adjustment plate 3 through the anchor nut, and then connect the height adjustment bolt 6 with the adjustment plate 3 through the leveling nut 2;

3) Put the anchor bolt 1 to the exact position according to the positioning cross line of the anchor bolt 1;

4) Use the anchor nail 5 to position the height adjustment bolt 6 to prevent the position of the anchor bolt 1 from slipping during the grouting process;

5) Adjust the anchor bolt 1 to the height required for equipment installation by adjusting the leveling nut 2, and adjust the adjustment plate 3 to the level through the leveling nut 2 to ensure that the anchor bolt 1 is placed vertically;

6) After the adjustment is completed and the firmness of all the nuts is checked, grout the anchor bolt 1 once.

The advantages and positive effects of the present invention are: due to the adoption of the above technical scheme, the primary grouting fixture for the anchor bolt is simple to manufacture and easy to operate; the anchor bolt is fixed to the concrete foundation to position the anchor bolt, and the anchor bolt is adjusted by adjusting the nut The height of the bolts makes it easy for the anchor bolts to reach the set height. At the same time, the one-time grouting fixture of the anchor bolts can be recycled, which reduces the material cost.

An embodiment of the present invention has been described in detail above, but the content described is only a preferred embodiment of the present invention, and cannot be considered as limiting the implementation scope of the present invention. All equivalent changes and improvements made according to the application scope of the present invention shall still belong to the scope covered by the patent of the present invention.

Claims (5)

1. A fixture for primary grouting of anchor bolts, including anchor bolts, characterized in that: it also includes a leveling assembly, an adjustment plate, a fixing piece and a height adjustment assembly, and the height adjustment assembly is symmetrically arranged on both sides of the grouting hole through the mounting seat. On the side, the height adjustment assembly is fixed on the concrete foundation through the fixing piece, the adjustment plate is arranged on the height adjustment assembly through the leveling assembly, and the anchor bolt is fixed on the concrete foundation through the anchor nut. Adjustment board. 2 . The primary grouting fixture for anchor bolts according to claim 1 , wherein the number of the leveling assembly and the height adjustment assembly is multiple. 3 . 3. The primary grouting fixture for anchor bolts according to claim 1 or 2, wherein the leveling assembly is provided on the upper and lower surfaces of the adjustment plate located at the height adjustment assembly. 4. The primary grouting fixture for anchor bolts according to claim 3, wherein the anchor bolts are vertically arranged in the grouting holes. 5. A construction method for one-time grouting fixture of anchor bolts, characterized in that: comprising the following specific steps: 1) According to the size of the drawing combined with the on-site main rolling line and auxiliary line, set the foundation cross line for the anchor bolts that need to be grouted with grouting fixtures; 2) Connect the anchor bolts to the adjustment plate through the anchor nuts, and connect the height adjustment assembly to the adjustment plate through the leveling assembly; 3) Put the anchor bolts at the exact position according to the positioning cross line of the anchor bolts; 4) using the fixing member to position the height adjustment assembly; 5) Adjust the anchor bolts to the height required for equipment installation by adjusting the leveling assembly, and adjust the adjustment plate to the level through the leveling assembly to ensure that the anchor bolts are placed vertically; 6) After the adjustment, perform primary grouting of the anchor bolts.