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Concrete pump: types, use and independent production - Blog about repair

Concrete pump: types, use and independent production

17-08-2018
Building

In modern construction the timing of the work play a very important role. At the same time, this feature is associated not only with obligations to the customer, but also with some features of the materials. That is why such a device as a concrete pump is very popular among craftsmen.

Amateur photo of the unit on the chassis with a large boom

Varieties

First we need to say that there is simply a huge number of different types of device data. They have different dimensions, volumes of working space and a concrete supply system. However, even the most common concrete pump installation can supply ready-made mortar over a distance and a certain height.

Designs on the automobile chassis can be classified as special equipment.

Mobility types

  • The most common are mobile installations of this type. They are mounted on a car chassis and can immediately follow the transport that delivers the solution. Therefore, they are ordered together with concrete and pay only hourly work, although the price of such services is quite high.
The unit mounted on a trailer can solve the problem of mobility and dimensions
  • It is important to note that this technique is also divided into separate classes, which are determined by the length of the boom. This must be taken into account when ordering this car to arrange easy access.
  • There is also a stationary concrete pump. It is installed directly on the object and can be used throughout the work. It should be noted that usually such equipment is used if the solution is prepared independently or the supply flow is adjusted.

Tip! Selecting the installation of this type should be guided by savings and ease of installation. Otherwise, this will lead to additional costs that are not justified even by high installation speed.

Stationary device with small wheels for easy transportation

Types of solution supply

These specifications of the concrete pump are not important to the customer or the tenant. Properly configured and working equipment perfectly copes with the task, regardless of the structure of its mechanism.

However, if you plan to purchase such an aggregate, you should know in advance about certain types of such structures.

Vacuum systems require a receiver.
  • Vacuum plants use a back pressure force to pick up the solution.. In this case, its supply to the height is also due to the potential difference. This installation separates the concrete itself with a concrete pump, which is very important for maintenance and repair, since it can be disassembled into units.
  • Piston units are considered one of the most simple and reliable. Their design resembles a syringe or a kind of plunger. The principle of operation of a concrete pump of this type depends on the type of its feeder.
The principle of operation of a piston pump with two hydraulic cylinders as superchargers
  • Piston installations happen shiberny and curtain. These elements are used as a separator of the main device from the supply system. Therefore, it is possible to observe significant changes in performance.

Tip! The above systems are described very arbitrarily, since professional craftsmen recommend choosing a particular unit to focus on its performance indicators and the delivery height of the mixture. The rest remains the technical data that is needed only for repairs.

The principle of operation of pistons at different pressure potentials

Mechanism of action

Usually, the operation of a concrete pump is associated with a number of difficulties, which are caused by the fact that it is not always possible to find access to the electrical network at the construction site. Therefore, most often these units operate on gasoline. This ensures their autonomy, which is very convenient at the initial stage of construction, when only concrete formwork is constructed at the facility.

However, it must be said that there are structures that use electrical energy for work. Such a concrete pump device is much more economical and has smaller dimensions.

Tip! Acquisition of such systems is beneficial only to companies or large construction teams. To perform one-off work is much easier to rent such equipment.

Hydraulic system operation diagram

Independent production

Quite often on the construction site can be found homemade concrete pump, which copes with its tasks and is quite easy to use. However, it should be said that creating the product yourself can be very costly financially and technically difficult. Therefore, to start this task you need to weigh all the positive and negative aspects.

To create pressure, you can use the simplest compressor from the refrigerator

The choice of design

Creating a concrete pump with your own hands, you need to choose those systems that during manufacturing will not cause serious difficulties and high costs. Therefore, experts advise to opt for piston products. Their principle of operation is to create pressure in the cylinder with two valves, allowing the mixture to flow into the working space, which during compression will compress, pushing the compound out.

Drawing of a piston pump

It is worth noting that for such work it is best to use ready-made drawings or create them yourself, if you have the appropriate skills and education. In this case, the design instruction advises choosing the sketch that is based on using ready-made nodes. This will save money and make the whole process easier.

Tip! The finished drawing should be shown to a specialist who may detect inaccuracies or make his own additions. Otherwise, there is a possibility of manufacturing a unit that will not function.

Valve box pump

Materials

Very often, the concrete mixer is combined with a concrete pump, allowing the user to immediately simplify the process of feeding.

However, such designs assume the presence of a solid installation, preferably with a vertical load.

Schematic diagram of the hydraulic drive of the pump, which can be used as a basis for creating drawings
  • For the power plant is best to use an electromechanical drive. This is due to the fact that all the remaining units are very expensive and have a difficult operation.
  • If you could not find the piston system in finished form, then you will have to create it yourself using alloy steel, which is machined on a lathe. It is desirable to produce a detailed drawing of all the elements so that the turner can make an exact fit.

Tip! The whole manufacturing process depends only on the chosen construction and found units. Therefore, to describe it in detail does not make sense.

Valve Distribution Patterns Using Various Design Configurations

Conclusion

After reading the video in this article, you can learn more about the structure and principle of operation of these units. At the same time, on the basis of the article proposed above, it is necessary to conclude that there are a lot of different designs of these devices, differing in different parameters.

You can also understand that it is rather difficult to manufacture a concrete pump yourself. Sometimes it is much easier to purchase a finished product or rent it.