In the field of construction and repair, craftsmen have long been actively using new, more efficient fasteners, namely, anchor bolts. Judging by the numerous consumer reviews, these products provide reliable attachments to concrete and wooden surfaces. However, mounting the anchor is much easier than removing it. For this reason, the question of how to pull the anchor bolt out of the wall is very relevant. Knowing the technology and having the right tool, it will not be difficult to cope with this work. For information on how to remove an anchor bolt from a wall, see this article.
Introducing Fastener
Strong metal is used to make anchors. Due to the special design and high-quality material, such a bolt can withstand a large static and dynamic load. On the shelves of specialized stores, a wide range of various anchor bolts is presented to the attention of consumers. Judging by the reviews,most DIYers use mechanical expansion anchors.
Purpose
Using anchors, install doors, windows and partitions, mount suspended ceilings, hang chandeliers. These fasteners provide a secure and permanent connection to brick and concrete surfaces.
Operation principle
The anchor bolt is a screw that is in a cone-shaped capsule. There is a thread on the surface of the screw, and the top is equipped with a nut. To install the anchor in the wall, you must first drill a hole in it into which the cone-shaped capsule will be inserted. The anchor bolt works by moving the wedge, which expands the expansion sleeve. To do this, the master should tighten the nut, as a result of which the bolt will move up and open the sleeve along the edges. That, in turn, rests against the surface of the hole, will securely hold the fastener. According to experts, it is possible to install the anchor in the wall only after the necessary measurements have been taken. In this case, the master will be able to determine where the bolt will be located. Judging by the reviews, the master may have difficulty extracting such a design. As a result of inept actions, a significant area of \u200b\u200bconcrete can be seriously damaged. However, you can deal with this without completely damaging the structure if you know how to pull the anchor bolt out of the wall.
First way
For those who do not know how to pull the anchor bolt out of the wall, experienced craftsmen recommend doing the following:
- At the beginning of work, the nut is unscrewed.
- Then the pin of the fastener is punched through. It is desirable that she go inside as deeply as possible.
- Use pliers to remove the clip.
Judging by the reviews, this method is considered the least laborious, but it is not always effective.
Disassembly with power tools
Often beginners ask the question of how to pull an anchor bolt out of a brick wall. It will be much easier to cope with this task if you have a drill at hand. The master needs to drill the nut itself with a drill, and then drive the bolt assembly into the cone-shaped capsule. After completing these steps, the anchor clip is easily removed from the hole in the concrete or brick wall.
Also, the method of dismantling bolts with an angle grinder, which in everyday life is mainly called a grinder, is considered quite effective. Before removing an anchor bolt from a concrete wall, do the following:
- Drill the bolt.
- In the resulting hole, use a tap to make a thread.
- Next, screw a new bolt into this threaded hole. Its diameter should be smaller.
To remove the anchor, the bolt screwed into it should be securely held while turning the nut and cage. At this stage, it is very important to fix the locknut. Only then can it be unscrewed and removed. At the very end, the outer nut is simplycut with a grinder. The remaining rod must be pushed inside the capsule by hitting it with a hammer.
Another way to get an anchor bolt out of a wall?
For those who want to dismantle the anchor, but do not know how to do it, experts recommend using several more methods. You can remove the bolt using wire cutters or a hydraulic pump. Then the concrete surface around the bolt should be broken with a chisel and hammer. As a result, a hole will remain, which the master will have to cement and putty. Some craftsmen drill out the connection of the bolt with the nut. After that, it becomes possible to remove the inner part of the anchor from the concrete. If you had to deal with a brass fastener, then the best option would be to simply drill it out with a drill. It is necessary to make a hole in the wall next to the bolt in its entire length. The anchor itself is removed with pliers or wire cutters.
In closing
Judging by the reviews of home craftsmen, the dismantling of a clogged anchor bolt is quite a difficult but doable task. The master will need patience. You should also be prepared for the fact that after work you need to do a serious cleaning.
