Portable tester

Abstract

The utility model relates to the technical field of line loss analyzers, and discloses a portable tester which comprises a line loss analyzer, a storage mechanism is arranged on the side wall of the back of the line loss analyzer, the storage mechanism comprises two one-way gears, the two one-way gears are rotationally connected to the two sides of the side wall of the line loss analyzer respectively, and the two one-way gears are arranged on the two sides of the side wall of the line loss analyzer respectively. Wiring piles are fixedly installed on the side walls of the two one-way gears, electric wires are fixedly connected to the side walls of the bottoms of the two wiring piles, the two electric wires are wound around the two wiring piles correspondingly, and binding posts are fixedly connected to the ends, away from the wiring piles, of the two electric wires; the ends, away from the wire, of the two binding posts are fixedly provided with electrifying clamps, and the ends, close to the one-way gear, of the two binding posts are fixedly connected with first connecting shafts. According to the utility model, the wire of the line loss analyzer can be well stored, and the service life of the line loss analyzer is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of line loss analyzers, in particular to a portable tester. Background Art

[0002] The power line loss comprehensive analyzer is a device used to measure and analyze line loss in power systems. In power systems, line loss is an inevitable phenomenon, which refers to the loss of electric energy during power transmission. The existence of line loss not only reduces the efficiency of the power system, but also may lead to energy waste and environmental pollution. Therefore, accurate measurement and analysis of line loss is of great significance for optimizing the operation of the power system and improving energy utilization efficiency.

[0003] The main function of the power line loss comprehensive analyzer is to obtain relevant data on line losses by real-time monitoring and measuring parameters such as voltage and current in the power system. Then, the collected data is processed and analyzed through data analysis software to obtain the accurate value and distribution of line losses. In addition, the power line loss comprehensive analyzer can also provide optimization suggestions based on the measurement results to help power companies reduce line losses and improve energy efficiency.

[0004] When existing portable testers measure power line loss, the distance between two measuring points often needs to be determined based on specific circumstances. Therefore, the wires of the testers are often long, which is not convenient for storage. In addition, simple winding and storage without protecting the wires often reduces the service life of the wires.

[0005] Therefore, it is necessary to provide a portable tester to solve the above technical problems. Utility Model Content

[0006] The utility model aims to provide a portable tester, which can better store the wires of the line loss analyzer and improve the service life of the line loss analyzer.

[0007] The above technical purpose of the utility model is achieved through the following technical solutions: a portable tester, including a line loss analyzer, a storage mechanism is arranged on the back side wall of the line loss analyzer, the storage mechanism includes two one-way gears, the two one-way gears are respectively rotatably connected to the two sides of the side wall of the line loss analyzer, wiring piles are fixedly installed on the side walls of the two one-way gears, the bottom side walls of the two wiring piles are fixedly connected with wires, the two wires are respectively wound around the two wiring piles, and the ends of the two wires away from the wiring piles are fixedly connected with wiring piles. A post, one end of the two terminal posts away from the electric wire is fixedly installed with a power-on clamp, one end of the two terminal posts close to the one-way gear is fixedly connected with a first connecting shaft, the first connecting shaft passes through the one-way gear and is rotatably connected to the line loss analyzer, a clamping block is provided on the top of the two one-way gears, the clamping block is meshed with the one-way gear, a side of the clamping block close to the line loss analyzer is fixedly connected with a second connecting shaft, the side walls of the first connecting shaft and the second connecting shaft are fixedly connected with torsion springs, and one end of the two torsion springs is fixedly connected to the line loss analyzer.

[0008] By adopting the above technical solution, the wires of the line loss analyzer can be better stored through the device, thereby improving the service life of the line loss analyzer.

[0009] The utility model is further configured as follows: protective shells are fixedly installed on both sides of the side wall of the line loss analyzer close to the one-way gear, and the two one-way gears are respectively arranged inside the two protective shells.

[0010] By adopting the above technical solution, the wires of the line loss analyzer are protected by the protective shell to prevent the wires from being damaged by collision.

[0011] The utility model is further configured as follows: a connecting rod is fixedly connected to the side wall of the clamping block away from the second connecting shaft, one end of the connecting rod passes through the protective shell and is fixedly connected to a knob, and the knob is rotatably connected to the protective shell.

[0012] By adopting the above technical solution, the clamping block is rotated by turning the knob, so that the clamping block is separated from the one-way gear, thereby completing the recovery of the wire.

[0013] The utility model is further configured as follows: a card holder is fixedly installed on both side walls of the line loss analyzer, and the terminal is adapted to the card holder.

[0014] By adopting the above technical solution, the binding post and the power-on clip are stored by the clamping connection between the clamping seat and the binding post.

[0015] The utility model is further configured as follows: a display screen is fixedly installed on the top of the side wall of the line loss analyzer away from the protective shell, and a control keyboard is fixedly installed on the bottom of the side wall of the line loss analyzer away from the protective shell.

[0016] By adopting the above technical solution, the line loss analyzer is controlled and debugged through the control keyboard, and the data measured by the line loss analyzer is displayed through the display screen.

[0017] The utility model is further configured as follows: a protective cover is rotatably connected to the top of the side wall of the line loss analyzer away from the protective shell, magnets are fixedly installed on the bottom of the side wall of the protective cover and the side wall of the line loss analyzer, and paddles are fixedly installed on both side walls of the protective cover.

[0018] By adopting the above technical solution, the display screen is protected by the protective cover to avoid bumps and damage to the display screen. The protective cover is tightly engaged with the line loss analyzer by magnets, and the protective cover can be easily opened by a pry bar.

[0019] The utility model is further configured as follows: an elastic card is fixedly mounted on the bottom of the side wall of the line loss analyzer away from the display screen.

[0020] By adopting the above technical solution, the line loss analyzer can be stored on the belt through the elastic card during work.

[0021] In summary, the utility model has the following beneficial effects: when using a line loss analyzer to test the line loss in a circuit, two measuring points in the circuit are determined. After the points are determined, the terminals on both sides of the line loss analyzer are pulled, and the two terminals are continuously close to the two determined points respectively, and the wires are continuously pulled off the terminal posts. The terminal posts rotate as the wires are stretched, and the one-way gear and the first connecting shaft also rotate together to compress the torsion spring. The one-way gear continuously contacts the card block during the rotation process, and whenever the one-way gear rotates After a certain angle, the card block is continuously engaged with the one-way gear under the action of the second connecting shaft and the torsion spring to prevent the one-way gear from resetting, so as to ensure the stability of the terminal and the power clamp during the measurement process. The power line loss in this circuit is known through the data measured by the line loss analyzer. After the measurement is completed, the card block is rotated to make the card block away from the one-way gear. The one-way gear loses the card block lock and resets under the action of the torsion spring, and the wires are recovered. Through this device, the wires of the line loss analyzer can be better stored, thereby increasing the service life of the line loss analyzer. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0023] Figure 2A schematic diagram of a three-dimensional structure from another viewing angle of the utility model;

[0024] Figure 3 It is a schematic diagram of the three-dimensional unfolded structure of the utility model;

[0025] Figure 4 It is a three-dimensional structural schematic diagram of the storage mechanism of the utility model;

[0026] Figure 5 It is a side structural schematic diagram of the storage mechanism of the utility model.

[0027] In the figure: 1. Line loss analyzer; 2. One-way gear; 3. Terminal post; 4. First connecting shaft; 5. Torsion spring; 6. Block; 7. Second connecting shaft; 8. Protective shell; 9. Wires; 10. Terminal post; 11. Power clamp; 12. Card holder; 13. Protective cover; 14. Paddle; 15. Control keyboard; 16. Elastic card; 17. Display screen; 18. Magnet; 19. Connecting rod; 20. Knob. DETAILED DESCRIPTION

[0028] The present invention will be further described below with reference to the accompanying drawings in the embodiments of the present invention.

[0029] See also Figures 1 to 5In an embodiment of the utility model, a portable tester includes a line loss analyzer 1, a storage mechanism is arranged on the back side wall of the line loss analyzer 1, the storage mechanism includes two one-way gears 2, the two one-way gears 2 are respectively rotatably connected to the two sides of the side wall of the line loss analyzer 1, a wiring post 3 is fixedly installed on the side wall of the two one-way gears 2, and a wire 9 is fixedly connected to the bottom side wall of the two wiring posts 3, the two wires 9 are respectively wound around the two wiring posts 3, and the ends of the two wires 9 away from the wiring posts 3 are fixedly connected to the wiring posts 10, and the two The end of the terminal 10 away from the wire 9 is fixedly installed with a power-on clamp 11, and the ends of the two terminal posts 3 close to the one-way gear 2 are fixedly connected with a first connecting shaft 4, and the first connecting shaft 4 penetrates the one-way gear 2 and is rotatably connected to the line loss analyzer 1. A clamping block 6 is provided on the top of the two one-way gears 2, and the clamping block 6 is meshed with the one-way gear 2. The side of the clamping block 6 close to the line loss analyzer 1 is fixedly connected with a second connecting shaft 7, and the side walls of the first connecting shaft 4 and the second connecting shaft 7 are fixedly connected with a torsion spring 5, and one end of the two torsion springs 5 They are all fixedly connected to the line loss analyzer 1; when using the line loss analyzer 1 to test the line loss in the circuit, two measuring points in the circuit are determined. After the points are determined, the terminals 10 on both sides of the line loss analyzer 1 are pulled, and the two terminals 10 are continuously close to the two determined points. The wire 9 is continuously pulled off the terminal post 3, and the terminal post 3 rotates with the elongation of the wire 9. The one-way gear 2 and the first connecting shaft 4 also rotate together to compress the torsion spring 5. The one-way gear 2 is continuously in contact with the block 6 during the rotation process. Whenever the one-way gear 2 rotates a certain angle Afterwards, the clamping block 6 is continuously engaged with the one-way gear 2 under the action of the second connecting shaft 7 and the torsion spring 5 to prevent the one-way gear 2 from resetting, thereby ensuring the stability of the terminal 10 and the power-on clamp 11 during the measurement process. The power line loss in the circuit section is known through the data measured by the line loss analyzer 1. After the measurement is completed, the clamping block 6 is rotated to make the clamping block 6 away from the one-way gear 2. The one-way gear 2 loses the clamping block 6 and is locked and reset under the action of the torsion spring 5, and the wire 9 is recovered. Through this device, the wire 9 of the line loss analyzer 1 can be better stored, thereby improving the service life of the line loss analyzer 1.

[0030] In this embodiment, preferably, protective shells 8 are fixedly installed on both sides of the side walls of the line loss analyzer 1 close to the one-way gear 2, and the two one-way gears 2 are respectively arranged inside the two protective shells 8; the protective shells 8 are used to protect the wires 9 of the line loss analyzer 1 to prevent the wires 9 from being damaged by bumps.

[0031] In this embodiment, preferably, a connecting rod 19 is fixedly connected to the side wall of the block 6 away from the second connecting shaft 7, one end of the connecting rod 19 passes through the protective shell 8 and is fixedly connected to a knob 20, and the knob 20 is rotatably connected to the protective shell 8; the block 6 is rotated by rotating the knob 20, so that the block 6 is disengaged from the one-way gear 2, thereby completing the recovery of the wire 9.

[0032] In this embodiment, preferably, a holder 12 is fixedly installed on both side walls of the line loss analyzer 1, and the terminal 10 is adapted to the holder 12; the terminal 10 and the power clamp 11 are stored by the holder 12 being engaged and connected with the terminal 10.

[0033] In this embodiment, preferably, a display screen 17 is fixedly installed on the top of the side wall of the line loss analyzer 1 away from the protective shell 8, and a control keyboard 15 is fixedly installed on the bottom of the side wall of the line loss analyzer 1 away from the protective shell 8; the line loss analyzer 1 is controlled and debugged through the control keyboard 15, and the data measured by the line loss analyzer 1 is displayed through the display screen 17.

[0034] In the present embodiment, preferably, a protective cover 13 is rotatably connected to the top of the side wall of the line loss analyzer 1 away from the protective shell 8, magnets 18 are fixedly mounted on the bottom of the side wall of the protective cover 13 and the side wall of the line loss analyzer 1, and paddles 14 are fixedly mounted on both side walls of the protective cover 13; the display screen 17 is protected by the protective cover 13 to prevent the display screen 17 from being damaged by bumps, the protective cover 13 is tightly engaged with the line loss analyzer 1 by the magnet 18, and the protective cover 13 is convenient to open by the paddle 14.

[0035] In this embodiment, preferably, an elastic card 16 is fixedly installed on the bottom of the side wall of the line loss analyzer 1 away from the display screen 17; when working, the line loss analyzer 1 can be clipped on the belt through the elastic card 16 for storage.

[0036] Working principle: When using the line loss analyzer 1 to test the line loss in the circuit, determine the two measuring points in the circuit. After the points are determined, pull the terminals 10 on both sides of the line loss analyzer 1. The two terminals 10 are continuously close to the two determined points. The wire 9 is continuously pulled off the terminal post 3. The terminal post 3 rotates with the elongation of the wire 9. The one-way gear 2 and the first connecting shaft 4 also rotate together to compress the torsion spring 5. The one-way gear 2 is constantly in contact with the block 6 during the rotation process. Whenever the one-way gear 2 rotates a certain angle, the block 6 is continuously engaged with the one-way gear 2 under the action of the second connecting shaft 7 and the torsion spring 5 to prevent the one-way gear 2 from resetting, thereby ensuring the stability of the terminal 10 and the power-on clamp 11 during the measurement process. The power line loss in the circuit section is known through the data measured by the line loss analyzer 1. After the measurement is completed, the card block 6 is rotated to make the card block 6 away from the one-way gear 2. The one-way gear 2 loses the card block 6 and is locked and reset under the action of the torsion spring 5, and the wire 9 is recovered. Through this device, the wire 9 of the line loss analyzer 1 can be better stored, thereby improving the service life of the line loss analyzer 1.

[0037] The above description is only a preferred embodiment of the present utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the present utility model patent application are included in the scope of the present utility model patent application.

Claims

1. A portable tester, comprising a line loss analyzer (1), characterized in that: A storage mechanism is provided on the back side wall of the line loss analyzer (1), and the storage mechanism comprises two one-way gears (2), the two one-way gears (2) are rotatably connected to the two sides of the side wall of the line loss analyzer (1), the side walls of the two one-way gears (2) are fixedly mounted with terminal posts (3), the bottom side walls of the two terminal posts (3) are fixedly connected with electric wires (9), the two electric wires (9) are respectively wound around the two terminal posts (3), the ends of the two electric wires (9) away from the terminal posts (3) are fixedly connected with terminal posts (10), and the ends of the two terminal posts (10) away from the electric wires (9) are fixedly mounted with power-on clamps (11). 1), one end of the two wiring posts (3) close to the one-way gear (2) is fixedly connected to a first connecting shaft (4), the first connecting shaft (4) passes through the one-way gear (2) and is rotatably connected to the line loss analyzer (1), a clamping block (6) is provided on the top of the two one-way gears (2), the clamping block (6) is meshed with the one-way gear (2), and a second connecting shaft (7) is fixedly connected to the side of the clamping block (6) close to the line loss analyzer (1), and a torsion spring (5) is fixedly connected to the side walls of the first connecting shaft (4) and the second connecting shaft (7), and one end of the two torsion springs (5) is fixedly connected to the line loss analyzer (1).

2. A portable tester according to claim 1, characterized in that: Protective shells (8) are fixedly mounted on both sides of the side wall of the line loss analyzer (1) close to the one-way gear (2), and the two one-way gears (2) are respectively arranged inside the two protective shells (8).

3. A portable tester according to claim 2, characterized in that: A connecting rod (19) is fixedly connected to the side wall of the clamping block (6) away from the second connecting shaft (7); one end of the connecting rod (19) passes through the protective shell (8) and is fixedly connected to a knob (20); the knob (20) is rotatably connected to the protective shell (8).

4. A portable tester according to claim 2, characterized in that: A card seat (12) is fixedly mounted on both side walls of the line loss analyzer (1), and the terminal (10) is adapted to fit the card seat (12).

5. A portable tester according to claim 2, characterized in that: A display screen (17) is fixedly mounted on the top of the side wall of the line loss analyzer (1) away from the protective shell (8), and a control keyboard (15) is fixedly mounted on the bottom of the side wall of the line loss analyzer (1) away from the protective shell (8).

6. A portable tester according to claim 2, characterized in that: The line loss analyzer (1) is rotatably connected to a protective cover (13) away from the top of the side wall of the protective shell (8); magnets (18) are fixedly mounted on the bottom of the side wall of the protective cover (13) and the side wall of the line loss analyzer (1); and paddles (14) are fixedly mounted on both side walls of the protective cover (13).

7. A portable tester according to claim 5, characterized in that: An elastic card (16) is fixedly mounted on the bottom of the side wall of the line loss analyzer (1) away from the display screen (17).

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