What are the commonly used engineering tools?

Introduction As the saying goes: "A sharpened knife will make a difference in chopping wood." It can be seen that tools play an irreplaceable role in completing a job. Flexible use of tools can improve efficiency and achieve twice the result with half the effort. In this issue's special topic on engineering tools, the editor will introduce in detail various common engineering tools such as construction engineering tools, communication engineering tools, garden machinery and equipment.

01 Construction Engineering Tools TITLE Common tools for construction sites: Tile knife: It is a tool commonly used by bricklayers. It is used to cut bricks and apply plaster. It is also a commonly used construction tool.

Electric saw: powered by electricity, used to cut wood, stone, and steel. It has sharp teeth on the edge. It is divided into fixed and portable types.

Electric welding machine: uses the power generated by instantaneous short circuit. The high temperature is used to melt the solder on the welding rod and the material being welded, so that the objects being contacted are combined.

Butt welding machine: Through low voltage and high current, the contact surfaces of two mutually butting metals are instantly heated until they melt and fuse.

Cutter: Mainly used to cut steel bars to fixed lengths in civil engineering projects. It is an indispensable equipment in steel bar processing.

Construction engineering quality inspection tool right angle detection ruler: detects the deviation of the internal and external right angles on the object, and the verticality and horizontality of the general plane.

Wedge feeler gauge: detects the size of gaps on building objects and the flatness of the object plane.

Magnetic line drop: detects the verticality of building objects and is used for vertical correction of any objects such as building walls, installing doors, windows, and elevators.

Hundred-grid grid: Made of high-transparency industrial plastic, it is specially used to detect the fullness, or coverage, of mortar coating on masonry brick surfaces.

Inspection mirror: Detect the tops, backs, curved surfaces of building objects and other places that are not easily visible to the naked eye.

More: reels, telescopic rods, weld inspection rulers, water and electricity inspection hammers, drum hammers, steel needle hammers, etc.

View more 02 Engineering Measuring Instruments TITLE Theodolite 51 Dongshi editor learned that the theodolite is a measuring instrument designed based on the angle measurement principle to measure horizontal angles and vertical angles. It is divided into two types: optical theodolite and electronic theodolite. The most commonly used one is the electronic theodolite.

Level A level is an instrument that establishes a horizontal line of sight to measure the height difference between two points on the ground. The principle is to measure the height difference between two points on the ground based on the leveling principle. The main components are a telescope, a tube level, a vertical axis, and a base. , foot screws, etc.

The flat-panel meter is the main instrument for manual ground surveying and mapping of large-scale topographic maps. It consists of collimator, plate and bracket. Attaching an electromagnetic wave distance measuring device to the collimation instrument can make the operation more convenient and faster.

Range finder refers to a radio navigation equipment that measures the slant distance between an aircraft and a ground transponder. It consists of an airborne interrogator and a ground answering station. Multiple laser pulses can also be emitted to determine whether an object is moving away from or approaching the light source through the Doppler effect.

Speed ??tester The speed tester is a portable, visual, intelligent detection device that can detect the operating conditions of the physical layer, data link layer, and network layer defined by the OSI model. It is mainly suitable for local area network fault detection. , maintenance and integrated wiring construction, the functions of the network tester cover the physical layer, data link layer and network layer.

More: laser measuring instruments, cameras, plotters, projectors, etc.

03 Communication Engineering Instruments TITLE Optical Cable Professional Common Tool Optical Time Domain Reflectometer: Through the analysis of measurement curves, measure fiber attenuation, joint loss, locate fiber fault points, and understand the loss distribution along the length of the fiber, etc. .

Optical fiber fusion splicer: mainly used for the construction and maintenance of optical cables in optical communications. It mainly relies on emitting an arc to melt the optical fibers at both ends, and at the same time uses the collimation principle to advance gently to achieve coupling of the optical fiber mode fields.

Optical power meter: Using an optical power meter in combination with a stable light source can measure connection loss, check continuity, and help evaluate the transmission quality of optical fiber lines.

Red light source: It is a visible light source, usually used for optical fiber identification, single-mode or multi-mode optical fiber fault location and optical fiber identification. It is an important part of optical fiber network, LAN, ATM optical fiber system and telecommunications network system maintenance. basic tools.

Optical attenuator: A device used to attenuate optical power. It is mainly used for index measurement of optical fiber systems, signal attenuation of short-distance communication systems, and system testing.

Electric hammer, a commonly used tool for wireless engineering: commonly used in concrete and stone construction. Such as drilling expansion screws on the wall, reinforcing the ground, drilling holes through the wall, and threading wires through the floor.

Jig saw: Hand-held power tool, mainly used for cutting plastics, wooden boards, thin iron plates, and non-ferrous metals such as copper/brass and aluminum.

Angle grinder: Mainly used for polishing burrs after cutting steel parts and polishing paint before reconnecting steel parts. If the cable tray is cut and polished, the machine pier and cable tray should be polished and painted before they are reconnected.

Level: A measuring instrument mainly used for the position of the measured object relative to the horizontal plane, vertical plane or 45-degree inclined plane.

View more 04 Power Engineering Tools TITLE Electroscope MaiGoo editor learned that electroscope is a variety of orientation, ranging, and Instruments for angle measurement, height measurement, mapping and photogrammetry are divided into two types: low pressure and high pressure.

The jaws of wire cutters are used to bend or clamp wire ends; the teeth are used to tighten or loosen nuts; the blade is used to cut wires or cut the insulation layer of soft wires; the guillotine is used Used to cut hard metal wires such as steel wire and lead wire.

Electrician's Knife An electrician's knife is a common electrical tool used for cutting or sectioning. When using it, the blade should be facing outward. After use, the blade should be folded into the handle immediately.

The insulated operating rod is used to operate, load-carry and conduct live measurements on high-voltage live equipment in a short period of time. Before use, first check whether there is a test qualification label. Use after the expiration date is prohibited.

Pedals are also called pedals and are used to climb electric poles. Both the pedal board and safety rope should be able to withstand a weight of more than 300kg, and a load test must be conducted every six months.

The foot buckle is a climbing tool used for climbing cement poles, door structures and pillars. It is suitable for cement poles, door structures, pillars and other places where ladders (foot nails) are not installed.

Relay protection testers are often used in substations to verify the functional logic of various relay protection devices. Various single relays and entire sets of relay protection screens for voltage, current, signal, etc.

The insulating ladder is a special climbing tool used by electric power workers when performing power engineering operations. The good insulation characteristics of the insulating ladder ensure the life safety of electric workers to the greatest extent.

View more 05 pipe unblocking tools TITLE electric pipe unblocking machine is a professional tool for household pipe unblocking. It can clear the scale and aging of the inner wall of the pipe due to long-term use. It can effectively clear this blockage. In addition, it is good for cement Unblocking pipe blockages caused by sand is also effective.

Hand-crank dredge is actually a wire spring with a hook at the front, a metal strip in the middle, and a handle at the back. When using, insert the front end into the toilet or sewer, and shake the handle clockwise with your hands while swinging the front end of the dredge machine up and down with your hands. If you feel that the hook at the front end of the spring hooks something, it means that the blockage in the toilet is hooked. At this time Just pull it out slowly.

Yipaotong 51Dongshi Editor learned that Yipaotong is a pneumatic unclogging tool that uses the principle of high air pressure to open blocked sewer pipes. It is generally suitable for unclogging toilets. For other kinds of pipe blockage, you should try it after you know whether the pipe can withstand the pressure of one shot.

High-pressure cleaning trucks use high-pressure water jets to flush and clear pipes. They are currently the most advanced unblocking tools and have a wide range of applications, such as unblocking household main sewer pipes, unblocking industrial equipment pipes, cleaning and unblocking municipal drainage pipes, etc.

Speed ??tester The speed tester is a portable, visual, intelligent detection device that can detect the operating conditions of the physical layer, data link layer, and network layer defined by the OSI model. It is mainly suitable for local area network fault detection. , maintenance and integrated wiring construction, the functions of the network tester cover the physical layer, data link layer and network layer.

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As the saying goes: "A sharpened knife will make a difference in chopping wood." It can be seen that tools play an important role in completing a job...