CN213337973U - Novel leakage current monitoring device for intermediate frequency power supply system - Google Patents
Novel leakage current monitoring device for intermediate frequency power supply system Download PDFInfo
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- CN213337973U CN213337973U CN202022551117.2U CN202022551117U CN213337973U CN 213337973 U CN213337973 U CN 213337973U CN 202022551117 U CN202022551117 U CN 202022551117U CN 213337973 U CN213337973 U CN 213337973U
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Abstract
The utility model discloses a novel intermediate frequency electrical power generating system leaks current monitoring device relates to casting technical field, including the bottom block, the inside of bottom block is provided with the transmission structure, the upper surface of bottom block is close to the position fixedly connected with slide rail at edge. This novel intermediate frequency electrical power generating system leaks current monitoring devices, setting through inside leakage detector and outside leakage detector, make this novel intermediate frequency electrical power generating system leaks current monitoring devices have possessed the inside and outside effect whether electric leakage of intermediate frequency electrical power generating system that detects simultaneously, thereby played the effect that has improved work efficiency, through the bottom block, the loop bar, the cooperation setting of movable rod and fixed block, the in-process of using can place the bottom block in intermediate frequency electrical power generating system's inside, then place the fixed block in intermediate frequency electrical power generating system's outside, and then played and did not need the manual effect that goes to the detection of staff, the mesh that has improved the security performance has been reached.
Description
Technical Field
The utility model relates to a casting technical field specifically is a novel intermediate frequency electrical power generating system leaks current monitoring device.
Background
The medium frequency power supply is a static frequency conversion device, and converts a three-phase power frequency power supply into a single-phase power supply. The high-temperature-resistant high-temperature-. The silicon controlled rectifier device of the intermediate frequency power supply can generate a large amount of higher harmonic current, and can be regarded as a harmonic source. In order to reduce harmonic damage, the design of a rectifying device adopts increasing the rectifying pulsation number as a main measure for suppressing harmonic. In general, 6-pulse rectification is adopted for an intermediate frequency power supply device below 1000kw, and generated harmonics are mainly characteristic harmonic currents of 6 k-th and 1(k is a positive integer); for the intermediate frequency power supply device of 1000kw or more, 12-ripple or 24-ripple rectification is adopted depending on the size of the capacity.
In intermediate frequency electrical power generating system, need often carry out leakage monitoring to equipment or device, and to higher big object or the inside time measuring of monitoring of box, need the staff to take monitoring devices to go on the height monitoring or creep into inside the box, not only be unfavorable for staff's monitoring, and intensity of labour is big, easily causes staff's electric shock, is unfavorable for staff's personal safety. Therefore, the prior intermediate frequency power supply system has the defects of lower safety performance, inconvenient use and the like.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a novel intermediate frequency electrical power generating system leaks current monitoring device has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel leakage current monitoring device of a medium-frequency power supply system comprises a bottom block, wherein a transmission structure is arranged inside the bottom block, the upper surface of the bottom block is fixedly connected with a slide rail close to the edge, one side surface of the slide rail is connected with a lifting block through a sliding chute in a sliding way, the lower part of the outer side surface of the lifting block is fixedly connected with a sliding block, the transmission structure comprises a servo motor, a main-stage bevel gear, a rotating rod, a supporting frame, a rotating shaft and a secondary-stage bevel gear, the inner bottom wall of the bottom block is fixedly connected with a servo motor through a servo motor seat, the output end of the servo motor is fixedly connected with a rotating rod, one side of the outer side surface of the rotating rod is fixedly connected with a main-stage bevel gear, one side surface of the main-stage bevel gear is meshed with a secondary-stage bevel gear, the inner wall of the secondary bevel gear is fixedly connected with the rotating shaft, and the upper surface of the rotating shaft is fixedly connected with a limiting plate.
Optionally, lateral surface one side of axis of rotation is provided with the line, the inner wall and the line threaded connection of sliding block, the inner diapire opposite side and the support frame fixed connection of end piece, the cross sectional shape of support frame is the L type, the support frame is run through completely to the axis of rotation.
Optionally, the quantity of main level bevel gear, dwang, support frame, limiting plate, axis of rotation, follow level bevel gear and sliding block is two, and is the symmetric distribution, the output of slide rail is totally four, and is the form arrangement of rectangular array.
Optionally, lateral surface one side fixedly connected with loop bar of bottom block, the inner wall joint of loop bar has the movable rod, lateral surface one side fixedly connected with fixed block of movable rod, the last fixed surface of fixed block is connected with one-level electric telescopic handle, one-level electric telescopic handle's expansion end terminal surface fixedly connected with square box.
Optionally, the last fixed surface of elevator piece is connected with the roof, the inside leakage detector of upper surface middle part fixedly connected with of roof, the interior diapire of square box includes the position fixedly connected with square at edge, lateral surface one side fixedly connected with second grade electric telescopic handle of square, second grade electric telescopic handle's the outside leakage detector of expansion end terminal surface fixedly connected with.
Optionally, the lateral wall sliding connection of outside electric leakage detector and square box, the lower fixed surface of fixed block is connected with the universal wheel, one-level electric telescopic handle's quantity is four altogether, and is the symmetric distribution, the quantity of square, square box, loop bar, movable rod, fixed block, second grade electric telescopic handle and outside electric leakage detector is two, and is the symmetric distribution.
(III) advantageous effects
The utility model provides a novel intermediate frequency electrical power generating system leaks current monitoring device possesses following beneficial effect:
1. this novel intermediate frequency electrical power generating system leaks current monitoring devices, setting through inside leakage detector and outside leakage detector, make this novel intermediate frequency electrical power generating system leaks current monitoring devices have possessed the inside and outside effect whether electric leakage of intermediate frequency electrical power generating system that detects simultaneously, thereby played the effect that has improved work efficiency, through the bottom block, the loop bar, the cooperation setting of movable rod and fixed block, the in-process of using can place the bottom block in intermediate frequency electrical power generating system's inside, then place the fixed block in intermediate frequency electrical power generating system's outside, and then played and did not need the manual effect that goes to the detection of staff, the mesh that has improved the security performance has been reached.
2. This novel intermediate frequency electrical power generating system leaks current monitoring devices, through the setting of universal wheel, makes this novel intermediate frequency electrical power generating system leaks current monitoring devices possess the effect of being convenient for to remove, sets up through transmission structure, second grade electric telescopic handle and one-level electric telescopic handle's cooperation, and the in-process that uses can be swift more detection intermediate frequency electrical power generating system, and then has played convenient, swift effect, has reached convenient to use's purpose.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the sectional structure of the utility model in a three-dimensional front view;
FIG. 3 is a schematic front view of the present invention;
fig. 4 is a schematic diagram of the side view structure of the utility model.
In the figure: 1. a bottom block; 2. a transmission structure; 201. a servo motor; 202. a main stage bevel gear; 203. rotating the rod; 204. a support frame; 205. a rotating shaft; 206. a slave stage bevel gear; 3. a slide rail; 4. a lifting block; 5. a slider; 6. a limiting plate; 7. a loop bar; 8. a movable rod; 9. a fixed block; 10. a first-stage electric telescopic rod; 11. a square box; 12. a top plate; 13. an internal leakage detector; 14. a square block; 15. a secondary electric telescopic rod; 16. an external leakage detector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a novel leakage current monitoring device of an intermediate frequency power supply system comprises a bottom block 1, a transmission structure 2 is arranged inside the bottom block 1, a slide rail 3 is fixedly connected to the position, close to the edge, of the upper surface of the bottom block 1, one side surface of the slide rail 3 is slidably connected with a lifting block 4 through a slide groove, a slide block 5 is fixedly connected to the lower portion of the outer side surface of the lifting block 4, the transmission structure 2 comprises a servo motor 201, a main bevel gear 202, a rotating rod 203, a support frame 204, a rotating shaft 205 and a secondary bevel gear 206, the inner bottom wall of the bottom block 1 is fixedly connected with the servo motor 201 through a servo motor base, the output end of the servo motor 201 is fixedly connected with the rotating rod 203, one side of the outer side surface of the rotating rod 203 is fixedly connected with the main bevel gear 202, one side surface of the main bevel gear 202 is meshed with the secondary bevel gear 206, grains are arranged on one side of the outer side surface of a rotating shaft 205, the inner wall of a sliding block 5 is connected with the grains through threads, the other side of the inner bottom wall of a bottom block 1 is fixedly connected with a support frame 204, the cross section of the support frame 204 is L-shaped, the rotating shaft 205 completely penetrates through the support frame 204, a main-stage bevel gear 202, a rotating rod 203, the support frame 204, a limiting plate 6, the rotating shaft 205, a secondary-stage bevel gear 206 and the sliding block 5 are respectively arranged in two numbers and are symmetrically distributed, the output of four sliding rails 3 is arranged in a rectangular array form, a loop bar 7 is fixedly connected on one side of the outer side surface of the bottom block 1, a movable bar 8 is clamped on the inner wall of the loop bar 7, a fixed block 9 is fixedly connected on one side of the outer side surface of the movable bar 8, a primary electric telescopic rod 10 is fixedly connected on the upper surface of the, inside earth-leakage detector 13 of upper surface middle part fixedly connected with of roof 12, the interior diapire of square box 11 includes the position fixedly connected with square 14 at edge, lateral surface one side fixedly connected with second grade electric telescopic handle 15 of square 14, the outside earth-leakage detector 16 of expansion end terminal surface fixedly connected with of second grade electric telescopic handle 15, outside earth-leakage detector 16 and square box 11's lateral wall sliding connection, the lower fixed surface of fixed block 9 is connected with the universal wheel, one-level electric telescopic handle 10's quantity is four altogether, and be the symmetric distribution, square 14, square box 11, loop bar 7, movable rod 8, fixed block 9, the quantity of second grade electric telescopic handle 15 and outside earth-leakage detector 16 is two, and be the symmetric distribution.
When in use, because the lower surface of the fixed block 9 is provided with the universal wheel, a user can conveniently move the novel intermediate frequency power supply system leakage current monitoring device to a designated position, because the intermediate frequency power supply system is a rectangular box body, the bottom block 1 can be placed inside the intermediate frequency power supply system, the fixed block 9 is placed outside the intermediate frequency power supply system, when the inner leakage detector 13 is abutted against the inner part of the intermediate frequency power supply system and the outer leakage detector 16 is abutted against the outer wall of the intermediate frequency power supply system, the placement is considered to be good, only a later user starts the servo motor 201, the output end of the servo motor 201 rotates the rotating rod 203, the rotating rod 203 drives the main bevel gear 202 to rotate, the main bevel gear 202 drives the auxiliary bevel gear 206 to rotate, the auxiliary bevel gear 206 drives the rotating shaft 205 to rotate, the rotating shaft 205 drives the sliding block 5 to rotate, the sliding block 5 drives, and then played the effect whether can detect different positions electric leakage, then the user risees square box 11 through one-level electric telescopic handle 10, then can adjust outside electric leakage detector 16's position through second grade electric telescopic handle 15, and then played the effect whether electric leakage in the outside different positions of detection intermediate frequency electrical power generating system, through bottom block 1, loop bar 7, the cooperation setting of movable rod 8 and fixed block 9, do not need the manual effect that goes the detection of staff at the in-process that uses, the purpose that improves the security performance has been reached, it is convenient also to have reached simultaneously, swift purpose.
The utility model discloses a theory of operation and beneficial effect: the novel leakage current monitoring device of the intermediate frequency power supply system has the effect of simultaneously detecting whether the inside and the outside of the intermediate frequency power supply system are leaked or not by arranging the internal leakage detector 13 and the external leakage detector 16, thereby achieving the effect of improving the working efficiency, the bottom block 1 can be placed in the intermediate frequency power supply system in the using process by arranging the bottom block 1, the loop bar 7, the movable bar 8 and the fixed block 9 in a matching way, then the fixed block 9 is placed outside the intermediate frequency power supply system, further achieving the effect of not needing a worker to manually detect, and achieving the purpose of improving the safety performance, the novel leakage current monitoring device of the intermediate frequency power supply system has the effect of being convenient to move by arranging the universal wheels, and the telescopic rod of the intermediate frequency power supply system is arranged by matching the transmission structure 2, the secondary electric motor 15 and the primary electric telescopic rod 10, the intermediate frequency power supply system can be detected more quickly in the using process, so that the effects of convenience and quickness are achieved, and the purpose of convenience in use is achieved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel intermediate frequency electrical power generating system leaks current monitoring device, includes bottom block (1), its characterized in that: the inner part of the bottom block (1) is provided with a transmission structure (2), the position of the upper surface of the bottom block (1) close to the edge is fixedly connected with a slide rail (3), one side surface of the slide rail (3) is connected with a lifting block (4) through a slide groove in a sliding manner, the lower part of the outer side surface of the lifting block (4) is fixedly connected with a slide block (5), the transmission structure (2) comprises a servo motor (201), a primary bevel gear (202), a rotating rod (203), a support frame (204), a rotating shaft (205) and a secondary bevel gear (206), the inner bottom wall of the bottom block (1) is fixedly connected with the servo motor (201) through a servo motor base, the output end of the servo motor (201) is fixedly connected with the rotating rod (203), one side of the outer side surface of the rotating rod (203) is fixedly connected with the primary bevel gear (202), one side surface of the primary bevel gear (, the inner wall of the secondary bevel gear (206) is fixedly connected with the rotating shaft (205), and the upper surface of the rotating shaft (205) is fixedly connected with the limiting plate (6).
2. The novel leakage current monitoring device for the intermediate frequency power supply system according to claim 1, wherein: the lateral surface one side of axis of rotation (205) is provided with the line, the inner wall and the line threaded connection of sliding block (5), the inner diapire opposite side and support frame (204) fixed connection of end piece (1), the cross sectional shape of support frame (204) is the L type, axis of rotation (205) run through support frame (204) completely.
3. The novel leakage current monitoring device for the intermediate frequency power supply system according to claim 1, wherein: the number of main stage bevel gear (202), dwang (203), support frame (204), limiting plate (6), axis of rotation (205), from stage bevel gear (206) and sliding block (5) is two, and is the symmetric distribution, the output of slide rail (3) is four altogether, and is the form arrangement of rectangle array.
4. The novel leakage current monitoring device for the intermediate frequency power supply system according to claim 1, wherein: lateral surface one side fixedly connected with loop bar (7) of end block (1), the inner wall joint of loop bar (7) has movable rod (8), lateral surface one side fixedly connected with fixed block (9) of movable rod (8), the last fixed surface of fixed block (9) is connected with one-level electric telescopic handle (10), expansion end terminal surface fixedly connected with square box (11) of one-level electric telescopic handle (10).
5. The novel leakage current monitoring device for the intermediate frequency power supply system according to claim 4, wherein: the upper surface fixedly connected with roof (12) of lifter block (4), the inside earth leakage detector (13) of upper surface middle part fixedly connected with of roof (12), the interior diapire of square box (11) includes marginal fixed position connection has square (14), lateral surface one side fixedly connected with second grade electric telescopic handle (15) of square (14), the outside earth leakage detector (16) of expansion end terminal surface fixedly connected with of second grade electric telescopic handle (15).
6. The novel leakage current monitoring device for the intermediate frequency power supply system according to claim 5, wherein: outside electric leakage detector (16) and the lateral wall sliding connection of square box (11), the lower fixed surface of fixed block (9) is connected with the universal wheel, the quantity of one-level electric telescopic handle (10) is totally for four, and is the symmetric distribution, the quantity of square (14), square box (11), loop bar (7), movable rod (8), fixed block (9), second grade electric telescopic handle (15) and outside electric leakage detector (16) is two, and is the symmetric distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022551117.2U CN213337973U (en) | 2020-11-06 | 2020-11-06 | Novel leakage current monitoring device for intermediate frequency power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022551117.2U CN213337973U (en) | 2020-11-06 | 2020-11-06 | Novel leakage current monitoring device for intermediate frequency power supply system |
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| Publication Number | Publication Date |
|---|---|
| CN213337973U true CN213337973U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022551117.2U Active CN213337973U (en) | 2020-11-06 | 2020-11-06 | Novel leakage current monitoring device for intermediate frequency power supply system |
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| Country | Link |
|---|---|
| CN (1) | CN213337973U (en) |
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- 2020-11-06 CN CN202022551117.2U patent/CN213337973U/en active Active
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