Mechanical characteristic tester for high-voltage switch of transformer substation

Abstract

The utility model discloses a transformer station high voltage switch mechanical characteristic tester comprising an outer box, a tester body is installed in the outer box, an end portion of the outer box is rotatably connected with a top cover, a plurality of connecting mechanisms are arranged in the top cover, a protection mechanism is arranged outside the plurality of connecting mechanisms, the connecting mechanisms comprise storage cylinders, and the storage cylinders are connected with the tester body. A plurality of adsorption magnets are fixedly connected to the surface of the rear side of the storage barrel, through holes are formed in the top and the bottom of the storage barrel, and a winding reel is rotationally connected to the interior of the storage barrel. According to the transformer substation high-voltage switch mechanical characteristic tester, the two ends of each connecting wire are pulled for use, after use is completed, a movable block is pressed to relieve constraint on a winding reel, a reset clockwork spring resets the winding reel, the winding reel collects the connecting wires into a storage barrel, and the connecting wires are independently stored and can be installed into a top cover; and mutual winding is avoided, storage is convenient, and use convenience is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-voltage switch testing, in particular to a mechanical characteristic tester for a high-voltage switch in a transformer substation. Background Art

[0002] The high-voltage switch mechanical characteristics tester is a device used to test the mechanical characteristics of high-voltage switches. It has high-speed data acquisition, analysis and processing capabilities, can resist strong electromagnetic field interference, and has the characteristics of simultaneous analysis and high-precision testing of the dynamic characteristics of multiple high-voltage switches. In the existing technology, the multiple connecting wires of the tester are inconvenient to store, making them easily tangled together, making the convenience of use less than ideal.

[0003] For example, patent publication number CN212159025U is specifically a high-voltage switch mechanical characteristics tester with high drop resistance, which belongs to the technical field of high-voltage switch testing equipment. This high-voltage switch mechanical characteristics tester with high drop resistance includes an outer box lower shell, the inner wall of the outer box lower shell is connected to a spring-fixed A end by bolts, a spring is inserted on the inner side of the spring-fixed A end, and the end face of the spring is welded with a fixed B end; the end face of the spring-fixed B end is connected to the inner box lower shell by bolts: the tester body is placed inside the inner box lower shell, and a spring and a connection between the spring-fixed A end and the spring-fixed B end are provided between the inner box lower shell and the outer box lower shell, so that a certain buffer space is maintained between the inner box lower shell and the outer box lower shell, thereby avoiding the problem of the tester being easily collided and dropped due to the transportation of the external box during use; the hinge setting can facilitate the opening, closing and connection of the outer box upper cover and the outer box lower shell, but there is a problem that the multiple connecting wires of this tester are inconvenient to store, so that multiple wires are easily entangled, making the convenience of use less than ideal. Utility Model Content

[0004] In view of the deficiencies of the prior art, the present invention provides a mechanical characteristics tester for a high-voltage switch in a substation, which solves the problem that the multiple connecting wires of the tester are inconvenient to store, making them easily tangled together and making the use less convenient than ideal.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: a substation high-voltage switch mechanical characteristics tester, comprising an outer box, wherein a tester body is installed inside the outer box, a top cover is rotatably connected to the end of the outer box, a plurality of connecting mechanisms are provided inside the top cover, and a plurality of protective mechanisms are provided on the outside of the plurality of connecting mechanisms;

[0006] The connecting mechanism includes a storage cylinder, a plurality of adsorption magnets are fixedly connected to the rear surface of the storage cylinder, through holes are opened at the top and bottom of the storage cylinder, a winding drum is rotatably connected inside the storage cylinder, a reset spring is installed at one end of the winding drum, a connecting wire is provided inside the winding drum, a groove is opened on the front surface of the winding drum, a plurality of one-way teeth are fixedly connected to the inner wall of the front end of the groove, a plurality of guide rods are fixedly connected to the inside of the storage cylinder, and a plurality of movable blocks are slidably connected to the guide rods, a first spring is provided on one side of the movable block, and a movable clamping block is rotatably connected to one end of the movable block, and a second spring is provided on one side of the movable clamping block.

[0007] Preferably, a plurality of the storage tubes are arranged inside the top cover, and the storage tubes are connected to the inner wall of the top cover via adsorption magnets, so that the storage tubes can be conveniently fixed inside the top cover.

[0008] Preferably, the through hole matches the connecting wire, and both ends of the connecting wire pass through the through hole and extend to the outside of the storage tube, so that the connecting wire can be easily pulled out from the outside for easy use.

[0009] Preferably, the cross-sectional shape of the guide rod is set to be T-shaped, and the first spring is sleeved on the guide rod, so that the first spring can reset the movable block.

[0010] Preferably, a limit block is provided on one side of the movable block, and the limit block is fixedly mounted on the movable block so as to limit the rotation range of the movable block and prevent the rotation range of the movable block from being too large.

[0011] Preferably, one end of the second spring is fixedly connected to the movable block, and the other end of the second spring is fixedly connected to the movable block, so that the second spring can reset the movable block.

[0012] Preferably, the protective mechanism includes a protective cloth, the bottom end of the protective cloth is fixedly connected to the inner wall of the top cover, a zipper is installed between the side of the protective cloth and the inner wall of the top cover, and a zipper head is installed on the zipper to prevent the storage tube from falling.

[0013] The utility model provides a mechanical characteristics tester for high-voltage switches in substations. Compared with the prior art, it has the following advantages:

[0014] 1. The substation high-voltage switch mechanical characteristics tester is used by pulling the two ends of the connecting wire. After use, press the movable block to release the constraint on the winding drum, reset the spring to reset the winding drum, and the winding drum will collect the connecting wire into the storage drum. Multiple connecting wires can be stored separately and can be installed in the top cover to avoid mutual entanglement, facilitate storage, and effectively improve the convenience of use.

[0015] 2. The transformer substation high-voltage switch mechanical property tester, by pulling the zipper head, the zipper head combines the zipper, so that the protective cloth covers the top cover, which can prevent the storage cylinder from falling. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the utility model;

[0017] Figure 2 It is the connecting mechanism structure schematic view of the utility model;

[0018] Figure 3 It is the storage cylinder internal structure schematic view of the utility model;

[0019] Figure 4 It is the protective mechanism structure schematic view of the utility model.

[0020] In the drawing: 1, outer box; 2, connecting mechanism; 201, storage cylinder; 202, adsorption magnet; 203, through hole; 204, winding drum; 205, reset spring; 206, recess; 207, one-way tooth; 208, connecting line; 209, guide rod; 210, movable block; 211, first spring; 212, movable clamping block; 213, second spring; 3, tester body; 4, protective mechanism; 401, protective cloth; 402, zipper; 403, zipper head; 5, top cover. DETAILED DESCRIPTION

[0021] 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 only part of the embodiments of the utility model, not 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.

[0022] Please refer to Figure 1-3 The utility model provides a technical scheme: transformer substation high-voltage switch mechanical property tester, including outer box 1, the tester body 3 is installed in the inside of outer box 1, the tester body 3 is built-in isolation type adjustable DC power supply and switch operation command analog control module, when testing, can directly control switch opening, closing, reclosing operation through the DC power supply of inside, has the function of automatic or manual action voltage test, thereby can test the mechanical property of high-voltage switch, the top cover 5 is rotatably connected at the end of outer box 1, the inside of top cover 5 is equipped with multiple connecting mechanisms 2, the outer side of multiple connecting mechanisms 2 is equipped with protective mechanism 4, can be individually stored to multiple connecting lines 208 through multiple connecting mechanisms 2, and can be loaded into top cover 5, avoid mutual entanglement, it is convenient to store, effectively improve the convenience of use.

[0023] The connecting mechanism 2 includes a storage tube 201, and a plurality of adsorption magnets 202 are fixedly connected to the rear surface of the storage tube 201. The plurality of storage tubes 201 are arranged inside the top cover 5, and the storage tube 201 is connected to the inner wall of the top cover 5 through the adsorption magnets 202, so that the storage tube 201 can be conveniently fixed inside the top cover 5 and can be conveniently removed. Through holes 203 are provided on the top and bottom of the storage tube 201. A winding drum 204 is rotatably connected inside the storage tube 201, and a reset spring 205 is installed at one end of the winding drum 204. The inside of the wire drum 204 is provided with a connecting wire 208, and the through hole 203 matches the connecting wire 208. Both ends of the connecting wire 208 pass through the through hole 203 and extend to the outside of the storage drum 201, so that the connecting wire 208 can be easily pulled out from the outside for easy use. The front surface of the winding drum 204 is provided with a groove 206, and a plurality of one-way teeth 207 are fixedly connected to the inner wall of the front end of the groove 206, so that the rear end of the groove 206 leaves space so that the movable block 212 can be separated from the plurality of one-way teeth 207, and the inside of the storage drum 201 is fixed. A plurality of guide rods 209 are fixedly connected, and a movable block 210 is slidably connected to the plurality of guide rods 209, which can guide the movable block 210. A first spring 211 is provided on one side of the movable block 210. The cross-sectional shape of the guide rod 209 is set to T-shaped. The first spring 211 is sleeved on the guide rod 209 so that the first spring 211 can reset the movable block 210. One end of the movable block 210 is rotatably connected to a movable block 212. A limit block is provided on one side of the movable block 212, and the limit block is fixedly mounted on the movable block 210. , so that it can limit the rotation range of the movable block 212 and prevent the movable block 212 from rotating too much. A second spring 213 is provided on one side of the movable block 212, and one end of the second spring 213 is fixedly connected to the movable block 212, and the other end of the second spring 213 is fixedly connected to the movable block 210, so that the second spring 213 can reset the movable block 212, and multiple one-way teeth 207, the movable block 212 and the second spring 213 constitute a ratchet pawl structure, so that the winding drum 204 can rotate in one direction.

[0024] See also Figure 1 and Figure 4 The protective mechanism 4 includes a protective cloth 401, the bottom end of the protective cloth 401 is fixedly connected to the inner wall of the top cover 5, a zipper 402 is installed between the side of the protective cloth 401 and the inner wall of the top cover 5, and a zipper head 403 is installed on the zipper 402. By pulling the zipper head 403, the zipper head 403 merges the zipper 402, so that the protective cloth 401 covers the top cover 5, which can prevent the storage tube 201 from falling.

[0025] When working, the storage tube 201 is removed from the top cover 5, and then the two ends of the connecting line 208 are pulled. The connecting line 208 pulls the winding drum 204 to rotate, and the rotation of the winding drum 204 drives the one-way tooth 207 to rotate. The one-way tooth 207 cooperates with the movable block 212 and the second spring 213 to rotate in one direction. After use, press the movable block 210, and the movable block 210 moves to drive the movable block 212 to separate from the one-way tooth 207, releasing the constraint on the winding drum 204, and the reset spring 205 resets the winding drum 204. The winding drum 204 collects the connecting line 208 into the storage tube 201, and multiple connecting lines 208 are stored separately and can be loaded into the top cover 5 to avoid mutual entanglement, facilitate storage, and effectively improve the convenience of use.

[0026] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A mechanical characteristics tester for a high-voltage switch in a transformer substation, comprising an outer box (1), characterized in that: A tester body (3) is installed inside the outer box (1), and a top cover (5) is rotatably connected to the end of the outer box (1). A plurality of connecting mechanisms (2) are provided inside the top cover (5), and a protective mechanism (4) is provided outside the plurality of connecting mechanisms (2); The connecting mechanism (2) comprises a storage cylinder (201), a plurality of adsorption magnets (202) are fixedly connected to the rear surface of the storage cylinder (201), through holes (203) are provided on the top and bottom of the storage cylinder (201), a winding drum (204) is rotatably connected inside the storage cylinder (201), a reset spring (205) is installed at one end of the winding drum (204), a connecting wire (208) is provided inside the winding drum (204), and a through hole (203) is provided on the front surface of the winding drum (204). A groove (206) is provided, and a plurality of one-way teeth (207) are fixedly connected to the inner wall of the front end of the groove (206); a plurality of guide rods (209) are fixedly connected inside the storage tube (201); a movable block (210) is slidably connected to the plurality of guide rods (209); a first spring (211) is provided on one side of the movable block (210); a movable clamping block (212) is rotatably connected to one end of the movable block (210); and a second spring (213) is provided on one side of the movable clamping block (212).

2. The substation high-voltage switch mechanical characteristics tester according to claim 1, characterized in that: A plurality of the storage cylinders (201) are arranged inside the top cover (5), and the storage cylinders (201) are connected to the inner wall of the top cover (5) via adsorption magnets (202).

3. The substation high-voltage switch mechanical characteristics tester according to claim 1, characterized in that: The through hole (203) matches the connecting line (208), and both ends of the connecting line (208) pass through the through hole (203) and extend to the outside of the storage tube (201).

4. The substation high-voltage switch mechanical characteristics tester according to claim 1, characterized in that: The cross-sectional shape of the guide rod (209) is set to be T-shaped, and the first spring (211) is sleeved on the guide rod (209).

5. The substation high-voltage switch mechanical characteristics tester according to claim 1, characterized in that: A limiting block is provided on one side of the movable block (212), and the limiting block is fixedly mounted on the movable block (210).

6. The substation high-voltage switch mechanical characteristics tester according to claim 1, characterized in that: One end of the second spring (213) is fixedly connected to the movable block (212), and the other end of the second spring (213) is fixedly connected to the movable block (210).

7. The substation high-voltage switch mechanical characteristics tester according to claim 1, characterized in that: The protective mechanism (4) comprises a protective cloth (401), the bottom end of the protective cloth (401) being fixedly connected to the inner wall of the top cover (5).

8. The substation high-voltage switch mechanical characteristics tester according to claim 7, characterized in that: A zipper (402) is installed between the side of the protective cloth (401) and the inner wall of the top cover (5), and a zipper head (403) is installed on the zipper (402).

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