CN206057549U - A kind of reference test bar - Google Patents

Abstract

The utility model discloses a test rod, which comprises a handle, a rod body B, a rod body A and a connecting block. A rod body B is arranged at the front end of the handle, a connecting block is arranged at the front end of the rod body B, a rod body A is arranged at the front end of the connecting block, and a rod body A is arranged at the front end of the handle. Insulation pressure rod, the upper surface of the rod body B is provided with a light switch, the rear end of the rod body B is provided with a battery, the rod body B is provided with a test circuit, the end of the test circuit is provided with a terminal, the middle of the test circuit is provided with a fuse box, and the rod body A is A lighting circuit is provided inside, an LED light is provided at the front end of the lower surface of the rod body A, a wire clamp is provided at the front end of the rod body A, and a pull wire is provided at the middle of the side of the wire clamp. The beneficial effect is that the transformer test rod is small in size, light in weight, easy to carry, and has a wide range of applications. In addition, the LED light can be used as an auxiliary lighting tool for wiring in a dark environment, and the built-in fuse box can cut off the line instantly to ensure that workers Personal safety.

Description

a test rod

technical field

The utility model relates to the field of electric power industry, in particular to a test rod.

Background technique

The transformers replaced in the projects of new installation, capacity increase and decrease need to be tested first, and when the staff is testing the transformers, they need to remove the insulation baffle first, and then put their bodies into the metering cabinet for wiring. It is more difficult, and sometimes it takes 2-3 times to connect the clamp to the transformer, which is time-consuming and laborious. Although there is currently a method of hooking the bare wires to complete the hook shape, binding them to a wooden pole, hanging the busbar or wiring screws, and then connecting the test wires to the bare wires, there are still some problems in the use of this method. The problem is that the first is that it is easy to have poor contact and cause the test error to be out of tolerance; the second is that the bare wires are made of different materials and the resistance is too large, resulting in unreliable test results; the third is that the staff drilled into the cabinet for wiring, which is prone to safety hazards; But the wiring is cumbersome, the success rate is low, time-consuming and labor-intensive. Therefore need to design a kind of test rod to solve the above problems.

Utility model content

The purpose of this utility model is to provide a test rod in order to solve the above problems.

The utility model realizes above-mentioned purpose through following technical scheme:

A test rod, comprising a handle, a rod body B, a rod body A, and a connection block, the rod body B is provided at the front end of the handle, the connection block is provided at the front end of the rod body B, and the rod body is provided at the front end of the connection block A, the lower part of the front end of the handle is provided with an insulating pressure rod, the rear end of the upper surface of the rod body B is provided with a light switch, the internal rear end of the rod body B is provided with a battery, and the internal part of the rod body B is provided with a test circuit. The end of the circuit is provided with a terminal, the middle section of the test circuit is provided with a fuse box, the inside of the rod body A is provided with a lighting circuit, the front end of the lower surface of the rod body A is provided with an LED light, and the front end of the rod body A is provided with a wire clamp. The middle part of the side of the wire clip is provided with a pull wire.

In the above structure, when testing, first connect the terminal to the bare wire, then press the insulating pressure bar at the handle, and pass the pull wire in the test bar to make the clamp open to a certain degree. In the process of use, you can choose to clamp the connecting bolts or wiring busbars depending on the site conditions. After the clamp clamps the transformer, you can carry out the test work. When the light in the working environment is dark, push and pull the lighting switch. The above LED lights up.

In order to further improve the practicability of the test rod, the insulating pressure rod is fastened to the lower part of the front end of the handle by screws, the light switch is embedded in the rear end of the upper surface of the rod body B, and the battery is embedded in the rod body B internal backend.

In order to further improve the practicability of the test rod, the test circuit is embedded inside the rod body B, the terminal is wound at the end of the test circuit by wires, and the fuse box is fastened to the middle section of the test circuit by screws .

In order to further improve the practicability of the test rod, the lighting circuit is embedded inside the rod body A, the LED lamp is embedded in the front end of the lower surface of the rod body A, and the wire clamp is fastened to the front end of the rod body A by bolts .

In order to further improve the practicability of the test rod, the stay wire is fastened to the middle part of the side of the wire clamp through bolts.

The beneficial effect is that the transformer test rod is small in size, with a length of 600mm after bending and a length of 1200mm after unfolding, which can meet the test requirements of most transformers in high-voltage cabinets, and there is no need to remove baffles and other equipment in the cabinet, and personnel do not need to enter Wiring in the cabinet, and light weight, 920g, easy to carry, suitable for 10kV, 35kV high-voltage cabinet transformer test, and also suitable for 110kV, 220kV outdoor transformer test, with a wide range of applications. In addition, the test circuit adopts standard Secondary test wire plug-in and pull-out method can increase the length of the wire as required, making the test more convenient. The LED light can be used as an auxiliary lighting tool when wiring in a dark environment, and the built-in fuse box can cut off the line instantly to ensure that the staff Personal safety, replacement is also very convenient.

Description of drawings

Fig. 1 is the structural representation of a kind of test rod described in the utility model;

Fig. 2 is the structural representation of the rod body A of a kind of test rod described in the utility model;

Fig. 3 is a structural schematic diagram of a rod body B of a test rod according to the present invention.

The reference signs are explained as follows:

1. Handle; 2. Insulation pressure rod; 3. Lighting switch; 4. Battery; 5. Test circuit; 6. Terminal block; 7. Rod body B; 8. Connection block; 9. Rod body A; 10. Pull wire; 11. Fuse box; 12. Lighting circuit; 13. LED lamp; 14. Wire clamp.

detailed description

Below in conjunction with accompanying drawing, the utility model is further described:

As shown in Figures 1-3, a test rod includes a handle 1, a rod body B7, a rod body A9, and a connecting block 8. The front end of the handle 1 is provided with a rod body B7, and the front end of the rod body B7 is provided with a connecting block 8. The front end of the connecting block 8 is provided with There are rod body A9, rod body B7, rod body A9, and connecting block 8 to form the main rod body. The main rod body adopts a bendable design, which is easy to carry and can be applied to different working environments. It is also made of epoxy resin insulating material and is light in weight. The structure is strong, the service life is long, and it can meet the basic electrical insulation. The lower part of the front end of the handle 1 is provided with an insulating pressure rod 2, and the upper surface and rear end of the rod body B7 is provided with a light switch 3. The light switch 3 is push-pull. Disconnect the power supply to realize the physical disconnection of the lighting circuit 12, effectively avoid the leakage phenomenon, and enhance the service life of the battery 4. The battery 4 is installed at the rear end of the rod body B7. The battery 4 can use either a special rechargeable lithium battery or two batteries. The 7# battery is convenient and reliable. There is a test loop 5 inside the rod body B7. The test loop 5 uses 6mm ² multi-strand high-quality copper wires with strong bending resistance, which can meet the requirements of the loop resistance and ensure the accuracy of the test. The end of the test loop 5 is equipped with a The connecting terminal 6 and the middle part of the test circuit 5 are equipped with a fuse box 11. When an accident occurs to the equipment and the busbar is charged, the fuse box 11 can cut off the test circuit 5 instantly to ensure the personal safety of the staff. A lighting circuit 12 is installed inside the rod body A9. The front end of the lower surface is provided with an LED lamp 13. The LED lamp 13 adopts single-head lighting, and the illumination range can reach 2 meters. Even in a dark environment, the wiring work can still be completed. The grooved pure steel toothed wire clamp has a large opening, which is suitable for all transformer crimping screws, and has a large bite force, reliable fixation, and long service life. Layers of multi-strand steel strands, strong and durable.

In the above structure, when testing, first connect the terminal 6 to the bare wire, then press the insulating pressure rod 2 at the handle 1, and pass the pull wire 10 in the test rod, so that the wire clamp 14 can be opened to a certain degree. Depending on the site conditions, choose to clamp the connection bolts or wiring busbars. After the wire clamp 14 clamps the transformer, the test can be carried out.

In order to further improve the practicability of the test rod, the insulating pressure rod 2 is fastened and connected to the lower part of the front end of the handle 1, the light switch 3 is embedded in the rear end of the upper surface of the rod body B7, the battery 4 is embedded in the inner rear end of the rod body B7, and the test circuit 5 is embedded Inside the rod body B7, the connecting terminal 6 is wound at the end of the test circuit 5 through wires, the fuse box 11 is fastened and connected to the middle section of the test circuit 5 by screws, the lighting circuit 12 is embedded in the rod body A9, and the LED lamp 13 is embedded in the front end of the lower surface of the rod body A9 , the wire clamp 14 is fastened to the front end of the rod body A9 through bolts, and the pull wire 10 is fastened to the middle of the side of the wire clamp 14 through bolts.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their effects.

Claims (5)

1. a kind of reference test bar, including handle, body of rod B, body of rod A, contiguous block, the handle front end are provided with the body of rod B, described Body of rod B front ends are provided with the contiguous block, and the contiguous block front end is provided with the body of rod A, it is characterised in that：Before the handle End bottom is provided with insulation depression bar, and the body of rod B upper table surface rear ends are provided with light switch, and the body of rod B Internal back ends are arranged There is battery, the body of rod B is internally provided with test loop, and the test loop end is provided with binding post, and the test is returned Road stage casing is provided with safety box, and the body of rod A is internally provided with lighting loop, and the body of rod A lower surfaces front end is provided with LED Lamp, the body of rod A front ends are provided with wire clamp, are provided with bracing wire in the middle part of the wire clamp side.

2. a kind of reference test bar according to claim 1, it is characterised in that：The insulation depression bar is fastenedly connected by screw The handle front lower portion, the light switch are embedded in the body of rod B upper table surface rear ends, and the battery is embedded in the body of rod B Internal back ends.

3. a kind of reference test bar according to claim 1, it is characterised in that：The test loop is embedded in the body of rod B Portion, the binding post are wrapped in the test loop end by wire, and the safety box is fastenedly connected in institute by screw State test loop stage casing.

4. a kind of reference test bar according to claim 1, it is characterised in that：The lighting loop is embedded in the body of rod A Portion, the LED are embedded in the body of rod A lower surfaces front end, and the wire clamp is bolted connection before the body of rod A End.

5. a kind of reference test bar according to claim 1, it is characterised in that：The bracing wire is bolted connection described In the middle part of wire clamp side.