Ball gap device with adjustable gap distance

Abstract

The utility model relates to a sphere gap device with an adjustable gap distance. The sphere gap device comprises a first electrode; the adjusting assembly comprises a driving part, a transmission part and a movable part, the output end of the driving part is connected with the transmission part, the movable part is connected with the transmission part in a matched mode, the transmission part can drive the movable part to move, and the movable part is connected with the first electrode; a second electrode; the second electrode is connected with the first supporting assembly, and the first electrode and the second electrode are oppositely arranged. According to the sphere gap device with the adjustable gap distance, the test efficiency can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball gap device technical field especially interstice distance adjustable ball gap device. BACKGROUND

[0002] The high voltage test protection voltage discharge ball gap device is a device for high voltage measurement and protection of the tested article during high voltage test. During the measurement test, the distance between the two electrodes needs to be adjusted multiple times to accurately measure the voltage value. Currently, when adjusting the distance between the two electrodes, the ball gap device needs to be powered off, and then the distance between the two electrodes is adjusted manually, which results in low test efficiency. SUMMARY

[0003] Therefore, the utility model wants to solve the technical problem to provide an interstice distance adjustable ball gap device, can improve test efficiency.

[0004] To solve the above technical problem, the utility model provides an interstice distance adjustable ball gap device, which comprises: a first electrode; an adjusting assembly comprising a driving member, a transmission member and a movable member, the output end of the driving member is connected with the transmission member, the movable member is connected with the transmission member in a matched mode, the transmission member can drive the movable member to move, and the movable member is connected with the first electrode; a second electrode; a first supporting assembly, the second electrode is connected with the first supporting assembly, and the first electrode and the second electrode are arranged oppositely.

[0005] In an embodiment of the utility model, the adjusting assembly comprises a connecting rod, the output end of the driving member is connected with the transmission member through the connecting rod, the end of the connecting rod is connected with a first gear, the end of the transmission member is connected with a second gear meshing with the first gear, and the straight line where the connecting rod is located is perpendicular to the straight line where the transmission member is located.

[0006] In an embodiment of the utility model, the adjusting assembly further comprises a first sheath, a second sheath and a supporting block, the first sheath is connected with the second sheath, the connecting rod is located in the first sheath, the supporting block and the transmission member are located in the second sheath, the supporting block is sleeved on the transmission member and connected with the second sheath, and the transmission member is rotatably connected with the supporting block.

[0007] In an embodiment of the utility model, one side of the first electrode is provided with a protruding block, a containing space is arranged in the first electrode, and the movable member penetrates through the protruding block and is connected with the protruding block.

[0008] In an embodiment of the utility model, the movable member is provided with a mounting groove, the side wall of the protruding block is connected with a fastener, the fastener can penetrate through the side wall of the protruding block and abut against the bottom of the mounting groove.

[0009] In one embodiment of the utility model, the accommodating space is equipped with a distance measuring element, one end of the first electrode close to the second electrode is provided with a through hole, and the detection end of the distance measuring element faces the through hole.

[0010] In one embodiment of the utility model, the first support assembly comprises a first support column and a support rod, the support rod is connected with the first support column, the straight line where the support rod is located is perpendicular to the straight line where the first support column is located, the second electrode is connected with the support rod, and the support column is connected with a first resistance element.

[0011] In one embodiment of the utility model, the utility model further comprises a second support assembly and a conductive element, the conductive element is connected with the second support assembly, and the conductive element is at a safe distance from the first electrode and the second electrode.

[0012] In one embodiment of the utility model, the second support assembly comprises a second support column, a third support column, a connecting plate and a second resistance element, the straight line where the second support column is located is parallel to the straight line where the third support column is located, the second support column and the third support column are both connected with the connecting plate, and the conductive element is connected with the connecting plate.

[0013] In one embodiment of the utility model, a clamping element is sleeved on the third support column, the clamping element is connected with a support plate, the support plate is connected with the connecting plate, the connecting plate is provided with a connecting groove, and the connecting plate is detachably connected with the second support column through the connecting groove.

[0014] Compared with the prior art, the above technical scheme of the utility model has the following advantages:

[0015] The ball gap device with adjustable gap distance disclosed by the utility model can move the first electrode through the cooperation of the driving element, the transmission element and the movable element, so that the distance between the first electrode and the second electrode can be adjusted, and the distance between the first electrode and the second electrode can also be adjusted without power-off, thereby improving the efficiency of voltage test. The connecting rod is located in the first sheath, the support block and the transmission element are located in the second sheath, the transmission structure is arranged along the support structure, so that the transmission structure does not occupy external space, and the space utilization rate is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to make the content of the utility model more easily understood, the utility model will be further described in detail in the following according to the specific embodiments of the utility model and in combination with the drawings.

[0017] Figure 1 It is a structure schematic view of the ball gap device with adjustable gap distance of the utility model.

[0018] Figure 2 is an assembly structure schematic diagram of the adjusting assembly and the first electrode;

[0019] Figure 3 is Figure 2 is a partial enlarged view at A in the figure;

[0020] Figure 4 is Figure 2 is an internal structure schematic diagram of the figure;

[0021] Figure 5 is Figure 4 is a partial enlarged view at B in the figure;

[0022] Figure 6 is an assembly structure schematic diagram of the first supporting assembly and the second electrode;

[0023] Figure 7 is an assembly structure schematic diagram of the second supporting assembly and the conductive piece.

[0024] The description of the figures is as follows: 1, base; 2, adjusting assembly; 3, first electrode; 4, first supporting assembly; 5, second electrode; 6, second supporting assembly; 7, conductive piece; 11, roller; 12, handle; 13, mounting plate; 21, driving piece; 22, assembly plate; 23, first sheath; 24, second sheath; 25, connecting rod; 26, transmission piece; 27, supporting block; 28, movable piece; 31, through hole; 32, protruding block; 33, fastener; 41, first supporting column; 42, first resistance piece; 43, supporting rod; 61, second supporting column; 62, third supporting column; 63, clamping piece; 64, supporting plate; 65, connecting plate; 66, second resistance piece; 67, connecting groove; 251, first gear; 261, second gear; 281, mounting groove. DETAILED DESCRIPTION

[0025] The utility model will be further explained in combination with the figures and specific embodiments, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.

[0026] Reference Figures 1 to 5The utility model discloses a gap distance adjustable ball gap device, including: first electrode 3;Adjusting assembly 2, including driving part 21, transmission part 26 and movable part 28, the output of driving part 21 is connected with transmission part 26, movable part 28 is connected with transmission part 26, transmission part 26 can drive movable part 28 moves, movable part 28 is connected with first electrode 3;Second electrode 5;First support assembly 4, second electrode 5 is connected with first support assembly 4, first electrode 3 with second electrode 5 is opposite and sets up.

[0027] The utility model discloses a gap distance adjustable ball gap device, when the distance between first electrode 3 and second electrode 5 needs to be adjusted, driving part 21 drives transmission part 26 to rotate, to drive movable part 28 to move, and then drive first electrode 3 to move, adjust the distance between first electrode 3 and second electrode 5, through the cooperation of driving part 21, transmission part 26 and movable part 28, first electrode 3 can move, so that the distance between first electrode 3 and second electrode 5 can be adjusted, and then the distance between first electrode 3 and second electrode 5 can be adjusted without power-off, improve the efficiency of voltage test.

[0028] Refer to Figure 1 It also includes base 1, and base 1 is connected with adjusting assembly 2 and first support assembly 4, specifically, the top of base 1 is provided with mounting plate 13, and adjusting assembly 2 and first support assembly 4 are connected with mounting plate 13, the four corner positions of the bottom of base 1 are rotatably connected with gyro wheel 11, and the opposite side walls of base 1 are connected with handle 12, so that the movement of the gap distance adjustable ball gap device is facilitated.

[0029] Refer to Figures 2 to 4 Adjusting assembly 2 includes driving part 21, transmission part 26, connecting rod 25 and movable part 28, the output of driving part 21 is connected with transmission part 26, movable part 28 is connected with transmission part 26, and transmission part 26 can drive movable part 28 to move, specifically, driving part 21 is a rotary driving part 21, driving part 21 is connected with assembly plate 22, assembly plate 22 is connected with mounting plate 13 and located in the same plane, and assembly space is arranged in base 1, and driving part 21 is located in the assembly space, one end of connecting rod 25 is rotatably connected with assembly plate 22, the other end of connecting rod 25 is provided with mounting table, first gear 251 is connected on the mounting table, connecting rod 25 can drive first gear 251 to rotate, and second gear 261, meshing with first gear 251, is connected on the end of transmission part 26 close to connecting rod 25, so that the output of driving part 21 is connected with transmission part 26 through connecting rod 25, and driving part 21 can drive transmission part 26 to rotate.

[0030] The adjusting assembly 2 further comprises a first sheath 23, a second sheath 24 and a support block 27, the straight line where the connecting rod 25 is located is perpendicular to the straight line where the transmission member 26 is located, the first gear 251 and the second gear 261 are both helical gears, and the connecting rod 25 is perpendicular to the mounting plate 13. The first sheath 23 is connected with the second sheath 24, the connecting rod 25 is located in the first sheath 23, the support block 27 and the transmission member 26 are located in the second sheath 24, the support block 27 is sleeved on the transmission member 26 and connected with the inner wall of the second sheath 24, the transmission member 26 is rotationally connected with the support block 27, and a bearing is further sleeved on the transmission member 26 and abuts against the inner wall of the second sheath 24. The support block 27 and the bearing can support the transmission member 26, preventing the transmission member 26 from being abraded by the inner wall of the second sheath 24. By locating the connecting rod 25 in the first sheath 23 and locating the support block 27 and the transmission member 26 in the second sheath 24, the transmission structure is arranged along the support structure, thereby avoiding the transmission structure from occupying external space and improving the space utilization.

[0031] The transmission member 26 can be regarded as a lead screw, the movable member 28 is connected with a movable nut of the lead screw, the movable member 28 is in a whole cylindrical shape and is sleeved on the lead screw, there is a gap between the inner wall of the movable member 28 and the thread of the lead screw, and the driving member 21 drives the transmission member 26 to rotate, thereby driving the movable member 28 to move.

[0032] The first electrode 3 is in a whole semispherical shape, the side of the first electrode 3 away from the movable member 28 is arc-shaped, a protruding block 32 is arranged at the middle position of the end of the first electrode 3 connected with the movable member 28, the first electrode 3 is internally provided with an accommodating space, and the movable member 28 penetrates through the protruding block 32 and is connected with the protruding block 32. The movable member 28 is further provided with a mounting groove 281, the mounting groove 281 is a waist-shaped groove, the side wall of the protruding block 32 is connected with a fastener 33, the fastener 33 can be regarded as a bolt, the fastener 33 can penetrate through the side wall of the protruding block 32 and abut against the bottom of the mounting groove 281, and through the cooperation of the mounting groove 281 and the fastener 33, the end of the movable member 28 can extend into the accommodating space, thereby adjusting the connection position of the first electrode 3 and the movable member 28.

[0033] Referring to Figure 6 The first support assembly 4 is connected with the second electrode 5, and the first electrode 3 is oppositely arranged with the second electrode 5. Specifically, the first support assembly 4 comprises a first support column 41 and a support rod 43, the first support column 41 is connected with the mounting plate 13 perpendicularly, the support rod 43 is connected with the first support column 41 perpendicularly, the second electrode 5 is connected with the end of the support rod 43, the second electrode 5 is the same in structure as the first electrode 3, the first electrode 3 is oppositely arranged with the second electrode 5, and the distance between the second electrode 5 and the mounting plate 13 is the same as the distance between the first electrode 3 and the mounting plate 13. The support column is connected with a first resistance member 42.

[0034] The distance measuring member is arranged in the accommodating space of the first electrode 3, and can be regarded as an infrared distance measuring sensor. One end of the first electrode 3 close to the second electrode 5 is provided with a through hole 31, and the detection end of the distance measuring member faces the through hole 31, so that the infrared rays emitted by the distance measuring member can penetrate through the through hole 31. The distance measuring member is connected with the controller, so that the distance measuring member can detect the distance between the first electrode 3 and the second electrode 5, and further control the moving distance of the first electrode 3.

[0035] Referring to Figure 7 The second support assembly 6 and the conductive member 7 are further arranged, the conductive member 7 is connected with the second support assembly 6, and the conductive member 7 is at a safe distance from the first electrode 3 and the second electrode 5. Specifically, the second support assembly 6 includes a second support column 61, a third support column 62, a connecting plate 65 and a second resistance member 66. The second support column 61 and the third support column 62 are both connected with the mounting plate 13 perpendicularly, and the straight line where the second support column 61 is located is parallel to the straight line where the third support column 62 is located. The second support column 61 is closer to the first support column 41 than the third support column 62. The second support column 61 and the third support column 62 are both connected with the connecting plate 65, the connecting plate 65 is arranged parallel to the mounting plate 13, and the conductive member 7 is connected with the connecting plate 65. The conductive member 7 is at a safe distance from the first electrode 3 and the second electrode 5, thereby ensuring the safety of the voltage test.

[0036] The third support column 62 is sleeved with a clamping member 63, and the clamping member 63 is connected with a hand screw bolt. The clamping force of the clamping member 63 on the third support column 62 is controlled by rotating the hand screw bolt. The clamping member 63 is connected with a support plate 64, the support plate 64 is connected with the connecting plate 65, and the connecting plate 65 is connected with the end portions of the second support column 61 and the third support column 62 through the hand screw bolt. The connecting plate 65 is provided with a connecting groove 67, and the connecting plate 65 is detachably connected with the second support column 61 through the connecting groove 67, that is, the hand screw bolt penetrates through the connecting groove 67 and is detachably connected with the second support column 61. The clamping force of the clamping member 63 on the third support column 62 can be reduced by rotating the hand screw bolt of the clamping member 63, and the connecting plate 65 can be rotated with the third support column 62 as the axis, so that the position of the conductive member 7 can be adjusted, and the conductive member 7 can be kept at a safe distance from the first electrode 3 and the second electrode 5. Through the cooperation of the clamping member 63 and the connecting plate 65, the position of the conductive member 7 can be adjusted. In the transportation process, the connecting plate 65 is connected with the second support column 61 and the third support column 62, thereby reducing the overall occupied space of the gap distance adjustable ball gap device.

[0037] In use, the conductive part 7 is adjusted to a safe position, the driving part 21 drives the transmission part 26 to rotate, thereby driving the movable part 28 to move, and further driving the first electrode 3 to move, until the first electrode 3 moves to a designated position, and then the test can be started; when the distance between the first electrode 3 and the second electrode 5 needs to be adjusted again, the driving part 21 drives the transmission part 26 to rotate again to adjust the position of the first electrode 3.

[0038] The gap distance adjustable ball gap device of the utility model, through the cooperation of the driving part 21, the transmission part 26 and the movable part 28, the first electrode 3 can be moved, thereby the distance between the first electrode 3 and the second electrode 5 can be adjusted, and further the distance between the first electrode 3 and the second electrode 5 can be adjusted without power-off, the efficiency of voltage test is improved. Through the connecting rod 25 being located in the first sheath 23, the support block 27 and the transmission part 26 being located in the second sheath 24, the transmission structure is arranged along the support structure, thereby the transmission structure occupies external space, and the space utilization is improved.

[0039] Obviously, the above embodiments are only examples for clearly illustrating, and are not limited to the embodiments. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description. All the embodiments do not need to be exhausted, and the obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A ball gap device with adjustable gap distance, characterized in that The utility model relates to a kind of electrode device, including: First electrode; Adjusting assembly, including driving part, transmission part and movable part, the output of the driving part is connected with the transmission part, the movable part is connected with the transmission part, the transmission part can drive the movable part to move, the movable part is connected with the first electrode; Second electrode; First support assembly, the second electrode is connected with the first support assembly, the first electrode is oppositely arranged with the second electrode.

2. The adjustable gap distance ball gap device of claim 1, wherein: The adjusting assembly includes connecting rod, the output of the driving part is connected with the transmission part by the connecting rod, the end of the connecting rod is connected with first gear, the end of the transmission part is connected with second gear meshing with the first gear, the straight line where the connecting rod is located is perpendicular to the straight line where the transmission part is located.

3. The adjustable gap distance ball gap device of claim 2, wherein: The adjusting assembly further includes first sheath, second sheath and support block, the first sheath is connected with the second sheath, the connecting rod is located in the first sheath, the support block and the transmission part are located in the second sheath, the support block is sleeved on the transmission part and connected with the second sheath, the transmission part is rotatably connected with the support block.

4. The adjustable gap distance ball gap device of claim 1, wherein: One side of the first electrode is provided with a lug, and the first electrode is provided with an accommodation space, and the movable part penetrates through the lug and is connected with the lug.

5. The adjustable gap distance ball gap device of claim 4, wherein: The movable part is provided with a mounting groove, the side wall of the lug is connected with a fastener, and the fastener can penetrate through the side wall of the lug and abut against the bottom of the mounting groove.

6. The adjustable gap distance ball gap device of claim 4, wherein: The accommodation space is provided with a distance measuring element, one end of the first electrode close to the second electrode is provided with a through hole, and the detection end of the distance measuring element faces the through hole.

7. The adjustable gap spherical gap device of claim 1, wherein: The first support assembly includes a first support column and a support rod, the support rod is connected with the first support column, the straight line where the support rod is located is perpendicular to the straight line where the first support column is located, the second electrode is connected with the support rod, and the support column is connected with a first resistance element.

8. The adjustable gap spherical gap device of claim 1, wherein: It also includes a second support assembly and a conductive element, the conductive element is connected with the second support assembly, and the conductive element is at a safe distance from the first electrode and the second electrode.

9. The adjustable gap distance ball gap device of claim 8, wherein: The second support assembly includes a second support column, a third support column, a connecting plate and a second resistance element, the straight line where the second support column is located is parallel to the straight line where the third support column is located, and the second support column and the third support column are both connected with the connecting plate, and the conductive element is connected with the connecting plate.

10. The adjustable gap distance ball gap device of claim 9, wherein: The third support column is sleeved with a clamping element, the clamping element is connected with a support plate, the support plate is connected with the connecting plate, the connecting plate is provided with a connecting groove, and the connecting plate is detachably connected with the second support column through the connecting groove.

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