Relay protection tester with supporting structure

Abstract

The utility model discloses a relay protection tester with a supporting structure. The relay protection tester comprises a tester body, a base, an adjusting assembly and a supporting assembly, a first movable end of the adjusting assembly is rotationally connected with one end of the tester body, and a second movable end of the adjusting assembly is rotationally connected with the other end of the tester body; the fixed end of the adjusting assembly is connected to the base. One end of the supporting assembly is rotatably connected with the tester body, and the other end of the supporting assembly abuts against the ground. According to the invention, the technical problems that the angle of the relay protection tester is not easy to adjust and the support is unstable are solved, the technical effects of adjusting the angle of the tester and improving the stability of the tester are realized, cables can be arranged, and the use convenience and cleanliness of the tester are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of relay protection, and particularly relates to a relay protection tester with a supporting structure. BACKGROUND

[0002] The relay protection system and the intelligent system play an important role in the power system. The relay protection system is a key equipment for ensuring the safe and stable operation of the power system, and the intelligent system can improve the performance and reliability of the relay protection system through autonomous learning and intelligent decision-making. The combination of the two can realize accurate protection and efficient operation of the power system, and improve the safety, reliability and economy of the power system. The relay protection tester is needed in the relay protection system, and the relay protection tester is a device specially used for testing and verifying the relay protection device in the power system. It can simulate various fault conditions and detect the response and action performance of the protection device to ensure the safe and reliable operation of the power system.

[0003] The existing relay protection tester usually adopts a handle and two supporting feet to support the tester, which is inconvenient to adjust the supporting angle, and the handle has poor supporting stability, so the existing relay protection tester needs to be improved. CONTENT OF THE INVENTION

[0004] The embodiment of the present application provides a relay protection tester with a supporting structure, which solves the technical problems that the relay protection tester is not easy to adjust the angle and is unstable in support, realizes the technical effect of adjusting the angle of the tester and improving the stability of the tester, and can also arrange the cable, thereby improving the convenience and neatness of the use of the tester.

[0005] The embodiment of the present application provides a relay protection tester with a supporting structure, which solves the technical problems that the relay protection tester is not easy to adjust the angle and is unstable in support, realizes the technical effect of adjusting the angle of the tester and improving the stability of the tester, and can also arrange the cable, thereby improving the convenience and neatness of the use of the tester.

[0006] In a possible implementation manner, the winding rod and the regularizing assembly are further included; the regularizing assembly is connected to the side of the tester body away from the adjusting assembly; and the winding rod is connected to the tester body and is on the same side as the regularizing assembly.

[0007] In a possible implementation manner, the limiting assembly is further included; the limiting assembly is arranged on the supporting assembly, and the limiting assembly is configured to prevent the movement of the supporting assembly.

[0008] In a possible implementation, the adjusting assembly comprises a rotating seat, a lead screw, a sliding block, a support rod and a knob; one end of the rotating seat is connected to the base, and the other end of the rotating seat is rotationally connected to the body of the tester; one end of the lead screw is rotationally connected to the base, and the other end of the lead screw passes through the base and is connected to the knob, and the lead screw is configured to rotate on the base; the sliding block is sleeved on the lead screw and rotationally connected to the lead screw, and the sliding block is configured to move in the length direction of the lead screw; one end of the support rod is rotationally connected to the sliding block, and the other end of the support rod is rotationally connected to the body of the tester.

[0009] In a possible implementation, the support assembly comprises a rotating shaft, an extension rod, a limiting tube and a handle; the rotating shaft is rotationally connected to the body of the tester; the extension rod is connected to the rotating shaft in the radial direction; one end of the limiting tube is connected to the handle, and the other end of the limiting tube is sleeved on the outside of the extension rod and is slidingly connected to the extension rod; the handle is in abutment with the ground.

[0010] In a possible implementation, the adjusting assembly comprises a rotating seat, a lead screw, a sliding block, a support rod and a knob; one end of the rotating seat is connected to the base, and the other end of the rotating seat is rotationally connected to the body of the tester; one end of the lead screw is rotationally connected to the base, and the other end of the lead screw passes through the base and is connected to the knob, and the lead screw is configured to rotate on the base; the sliding block is sleeved on the lead screw and rotationally connected to the lead screw, and the sliding block is configured to move in the length direction of the lead screw; one end of the support rod is rotationally connected to the sliding block, and the other end of the support rod is rotationally connected to the body of the tester.

[0011] In a possible implementation, the adjusting assembly further comprises a limiting spring; one end of the limiting spring is connected to the fixed plate, and the other end of the limiting spring is connected to the limiting plate.

[0012] In a possible implementation, the limiting assembly comprises a limiting rod and a return spring; a limiting groove is formed in the side surface of the extension rod; an installation hole is formed in the limiting tube; the limiting rod passes through the installation hole and is arranged in the limiting groove, and the return spring is sleeved on the outside of the limiting rod, and one end of the return spring is in abutment with the limiting tube, and the other end of the return spring is in abutment with the extension rod.

[0013] The one or more technical solutions provided in the application have at least the following technical effects:

[0014] The utility model discloses an embodiment of a kind of relay protection test instrument with support structure, including test instrument body, base, adjusting assembly and support component;The first movable end of adjusting assembly is rotatably connected with one end of test instrument body, and the second movable end of adjusting assembly is rotatably connected with the other end of test instrument body;The fixed end of adjusting assembly is connected on the base;The angle of test instrument body can be adjusted by adjusting assembly;One end of the support component is rotatably connected with the test instrument body, and the other end of the support component is abutted with ground.The support component can provide support to test instrument body, to increase the stability of test instrument body.The adjusting assembly of the application and test instrument body have two supports, and the test instrument body can also be supported by support component, to realize three-point support, and the stability of test instrument body can be better.

[0015] Further, the application is provided with winding column and regularizing assembly, which can be used for arranging cable. The application solves the technical problems that relay protection test instrument is not easy to adjust angle and unstable support, realizes the technical effect of adjusting test instrument angle and improving test instrument stability, and can also arrange cable, improves the convenience and neatness of test instrument use. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the utility model embodiment, the drawings needed to be used in the description of the utility model embodiment will be briefly introduced as follows. Obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is a front view of the relay protection test instrument with support structure provided by the embodiment of the application.

[0018] Figure 2 It is a left view of the relay protection test instrument with support structure provided by the embodiment of the application.

[0019] Figure 3 It is a top view of the relay protection test instrument with support structure provided by the embodiment of the application.

[0020] Figure 4 It is a partial enlarged view of A of Figure 1

[0021] Figure 5 It is a partial enlarged view of B of Figure 1

[0022] ​​Icon: 1-test instrument body; 2-base; 3-adjusting assembly; 31-rotary seat; 32-screw rod; 33-sliding block; 34-supporting rod; 35-knob; 4-supporting assembly; 41-rotary shaft; 42-elongated rod; 43-limiting tube; 44-handle; 5-winding rod; 6-shaping assembly; 61-mounting frame; 62-fixing plate; 621-placing cavity; 63-limiting plate; 64-connecting rod; 65-limiting spring; 7-limiting assembly; 71-limiting rod; 72-return spring; 73-limiting groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] In the description of the embodiments of the utility model, it should be explained that the directions or position relations indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like are the directions or position relations shown in the drawings, and are only for the convenience of describing the embodiments of the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated devices or elements must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the utility model. The terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In addition, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For those skilled in the art, the specific meanings of the above terms in the embodiments of the utility model can be understood according to the specific circumstances.

[0025] The embodiments of the utility model provide a relay protection tester with a supporting structure, as shown in Figures 1-5 The first movable end of the adjusting assembly 3 is rotatably connected to one end of the tester body 1, and the second movable end of the adjusting assembly 3 is rotatably connected to the other end of the tester body 1. The fixed end of the adjusting assembly 3 is connected to the base 2. One end of the supporting assembly 4 is rotatably connected to the tester body 1, and the other end of the supporting assembly 4 abuts against the ground.

[0026] Exemplarily, the angle of the tester body 1 can be adjusted by the adjusting assembly 3; one end of the supporting assembly 4 is rotationally connected with the tester body 1, and the other end of the supporting assembly 4 is in abutment with the ground. The supporting assembly 4 can provide support for the tester body 1, thereby increasing the stability of the tester body 1. The adjusting assembly 3 of the present application has two points of support with the tester body 1, and the tester body 1 can also be supported by the supporting assembly 4, thereby achieving three-point support, which can make the stability of the tester body 1 better. The supporting assembly 4 can be in abutment with the ground or a tabletop, thereby supporting the tester body 1.

[0027] In the embodiment of the present application, as shown in Figures 1-5 the adjusting assembly 3 further comprises a winding rod 5 and a shaping assembly 6; the shaping assembly 6 is connected to the side of the tester body 1 away from the adjusting assembly 3; the winding rod 5 is connected to the tester body 1 and is on the same side as the shaping assembly 6.

[0028] Exemplarily, the present application is provided with a winding column and a shaping assembly 6, which can be used to arrange cables.

[0029] In the embodiment of the present application, as shown in Figures 1-5 the adjusting assembly 3 further comprises a limiting assembly 7; the limiting assembly 7 is arranged on the supporting assembly 4, and the limiting assembly 7 is configured to prevent the supporting assembly 4 from moving.

[0030] In the embodiment of the present application, as shown in Figures 1-5 the adjusting assembly 3 comprises a rotating seat 31, a lead screw 32, a sliding block 33, a supporting rod 34 and a knob 35; one end of the rotating seat 31 is connected to the base 2, and the other end of the rotating seat 31 is rotationally connected with the tester body 1; one end of the lead screw 32 is rotationally connected with the base 2, the other end of the lead screw 32 passes through the base 2 and is connected with the knob 35, and the lead screw 32 is configured to rotate on the base 2; the sliding block 33 is sleeved on the lead screw 32 and is rotationally connected with the lead screw 32, and the sliding block 33 is configured to move in the length direction of the lead screw 32; one end of the supporting rod 34 is rotationally connected with the sliding block 33, and the other end of the supporting rod 34 is rotationally connected with the tester body 1.

[0031] Exemplarily, the adjusting assembly 3 comprises two rotating seats 31, and the two rotating seats 31 are arranged on the two sides of the tester body 1 respectively; a groove is formed in the base 2, and the lead screw 32 is arranged in the groove, and the lead screw 32 is arranged at the middle position of the base 2, so that the supporting rod 34 supports at the middle position of the tester body 1, thereby improving the stability of the tester body 1.

[0032] Illustratively, the user can adjust the angle of the relay protection tester according to the needs, so as to facilitate the staff to test the tester, specifically, when adjusting the angle, first rotate the knob 35, make the knob 35 drive the screw rod 32 to rotate, the sliding block 33 is connected with the screw rod 32, when the screw rod 32 rotates, it can drive the sliding block 33 to move in the length direction of the screw rod 32, thereby driving the support rod 34 to move upward or downward, at the same time, the tester body 1 can rotate on the rotating seat 31, through the cooperation of the rotating seat 31 and the support rod 34, the multiple inclination angle support of the adjusting assembly 3 to the tester body 1 can be quickly realized, thereby improving the convenience of operation.

[0033] Illustratively, the support rod 34 has a self-locking function, and the support rod 34 can adopt a gas spring.

[0034] In the embodiment of the present application, as shown in the figure, Figures 1-5 The support assembly 4 comprises a rotating shaft 41, an extension rod 42, a limiting tube 43 and a handle 44; the rotating shaft 41 is connected with the tester body 1; the extension rod 42 is connected with the rotating shaft 41 in the radial direction; one end of the limiting tube 43 is connected with the handle 44, and the other end of the limiting tube 43 is sleeved outside the extension rod 42 and is connected with the extension rod 42 in sliding mode; the handle 44 is in abutment with the ground.

[0035] Illustratively, first, the inclination angle of the tester body 1 is adjusted and supported by the support rod 34, and the length of the extension rod 42 extending out of the limiting tube 43 can be adjusted according to the inclination angle of the tester body 1, and the specific operation method is: by pulling the limiting rod 71 to one side, the limiting rod 71 drives the return spring 72 to contract and disengage from the limiting groove, then pull the handle 44 to one side, the handle 44 drives the limiting tube 43 to slide outside the extension rod 42, adjust the length of the extension rod 42 extending out of the limiting tube 43 to the appropriate length, then drive the limiting rod 71 to be connected with the limiting groove through the elastic force of the return spring 72, so as to limit the position of the extension rod 42, and the handle 44 supports the tester body 1 again, thereby improving the stability of the relay protection tester.

[0036] In the embodiment of the present application, as shown in the figure, Figures 1-5 The regularizing assembly 6 comprises a mounting frame 61, a fixed plate 62, a limiting plate 63 and a connecting rod 64; the mounting frame 61 is connected to one side of the tester body 1 away from the adjusting assembly 3; the mounting frame 61 is provided with a through hole in the direction of the winding rod 5; the fixed plate 62 is installed in the mounting frame 61, and the fixed plate 62 is provided with a placing cavity 621 in the direction of the winding rod 5; the limiting plate 63 is arranged in the placing cavity 621; one end of the connecting rod 64 is connected with the fixed plate 62 in sliding mode, and the other end of the connecting rod 64 is connected with the limiting plate 63.

[0037] In the embodiment of the present application, as shown in the figure, Figures 1-5As shown, the regularizing assembly 6 further comprises a limiting spring 65; one end of the limiting spring 65 is connected with the fixed plate 62, and the other end of the limiting spring 65 is connected with the limiting plate 63.

[0038] As shown, the regularizing assembly 6 further comprises a limiting spring 65; one end of the limiting spring 65 is connected with the fixed plate 62, and the other end of the limiting spring 65 is connected with the limiting plate 63.

[0039] In the embodiment of the application, as shown in the figure, Figures 1-5 As shown, the limiting assembly 7 comprises a limiting rod 71 and a reset spring 72; the side surface of the extension rod 42 is provided with a limiting groove; the limiting tube 43 is provided with a mounting hole; the limiting rod 71 passes through the mounting hole and is arranged in the limiting groove; the reset spring 72 is sleeved outside the limiting rod 71, and one end of the reset spring 72 abuts against the limiting tube 43, and the other end of the reset spring 72 abuts against the extension rod 42.

[0040] The embodiment of the utility model provides a relay protection tester with supporting structure, its operation steps are as follows:

[0041] First, the wire is connected with the relay protection tester,

[0042] Secondly, the wire is limited and regularized through the regularizing assembly 6 and the winding rod 5, and then the tester body 1 is angle-adjusted and stably supported through the adjusting assembly 3, the supporting assembly 4 and the limiting assembly 7.

[0043] Finally, the tester uses a signal generator and a signal acquisition module to simulate various fault conditions in a power system, sends corresponding test signals to the tested protection device, and monitors the response of the protection device; the tester sends the detected data information to the display screen after processing, so that the staff can check, thereby completing the detection work.

[0044] Each embodiment in the specification is described in a progressive manner, and the same or similar parts between each embodiment can be referred to each other, and each embodiment mainly describes the difference from other embodiments.

[0045] The above examples are only used to illustrate the technical solutions of the present application, and are not intended to limit the present application; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some or all of the technical features thereof can be replaced by equivalents; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the present application.

Claims

1. A relay protection tester with a support structure, characterized in that, The testing instrument comprises a testing instrument body (1), a base (2), an adjusting assembly (3) and a supporting assembly (4); One end of the adjusting assembly (3) is rotatably connected to one end of the testing instrument body (1), and the other end of the adjusting assembly (3) is rotatably connected to the other end of the testing instrument body (1); The fixed end of the adjusting assembly (3) is connected to the base (2); One end of the supporting assembly (4) is rotatably connected to the testing instrument body (1), and the other end of the supporting assembly (4) is abutted against the ground.

2. The relay protection tester with support structure according to claim 1, characterized in that, The testing instrument further comprises a winding rod (5) and a shaping assembly (6); The shaping assembly (6) is connected to the side of the testing instrument body (1) away from the adjusting assembly (3); The winding rod (5) is connected to the testing instrument body (1) and is on the same side as the shaping assembly (6).

3. The relay protection tester with support structure according to claim 1, characterized in that, The testing instrument further comprises a limiting assembly (7); The limiting assembly (7) is arranged on the supporting assembly (4), and is configured to prevent the supporting assembly (4) from moving.

4. The relay protection tester with support structure according to claim 1, characterized in that, The adjusting assembly (3) comprises a rotating seat (31), a lead screw (32), a sliding block (33), a supporting rod (34) and a knob (35); One end of the rotating seat (31) is connected to the base (2), and the other end of the rotating seat (31) is rotatably connected to the testing instrument body (1); One end of the lead screw (32) is rotatably connected to the base (2), and the other end of the lead screw (32) penetrates through the base (2) and is connected to the knob (35), and the lead screw (32) is configured to rotate on the base (2); The sliding block (33) is sleeved on the lead screw (32) and is rotatably connected to the lead screw (32), and the sliding block (33) is configured to move in the length direction of the lead screw (32); One end of the supporting rod (34) is rotatably connected to the sliding block (33), and the other end of the supporting rod (34) is rotatably connected to the testing instrument body (1).

5. The relay protection tester with support structure according to claim 3, characterized in that, The supporting assembly (4) comprises a rotating shaft (41), an extension rod (42), a limiting tube (43) and a handle (44); The rotating shaft (41) is rotatably connected to the testing instrument body (1); The extension rod (42) is connected to the radial direction of the rotating shaft (41); One end of the limiting tube (43) is connected to the handle (44), and the other end of the limiting tube (43) is sleeved on the outer side of the extension rod (42) and is slidably connected to the extension rod (42); The handle (44) is abutted against the ground.

6. The relay protection tester with support structure according to claim 2, wherein, The shaping assembly (6) comprises a mounting frame (61), a fixed plate (62), a limiting plate (63) and a connecting rod (64); The mounting frame (61) is connected to the side of the testing instrument body (1) away from the adjusting assembly (3); The mounting frame (61) is provided with a through hole in the direction of the winding rod (5); The fixed plate (62) is installed in the mounting frame (61), and the fixed plate (62) is provided with a placing cavity (621) in the direction of the winding rod (5); The limiting plate (63) is arranged in the placing cavity (621); The limiting plate (63) is arranged in the placing cavity (621); One end of the connecting rod (64) is in sliding connection with the fixed plate (62), and the other end of the connecting rod (64) is connected with the limiting plate (63).

7. The relay protection tester with support structure according to claim 6, characterized in that, The regularizing assembly (6) further comprises a limiting spring (65); One end of the limiting spring (65) is connected with the fixed plate (62), and the other end of the limiting spring (65) is connected with the limiting plate (63).

8. The relay protection tester with support structure according to claim 5, wherein, The limiting assembly (7) comprises a limiting rod (71) and a reset spring (72); A limiting groove is formed in the side surface of the extension rod (42); An installation hole is formed in the limiting tube (43); The limiting rod (71) passes through the installation hole and is arranged in the limiting groove, The reset spring (72) is sleeved on the outer side of the limiting rod (71), one end of the reset spring (72) abuts against the limiting tube (43), and the other end of the reset spring (72) abuts against the extension rod (42).

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