CN116884819B - Automatic change high-voltage fuse - Google Patents
Automatic change high-voltage fuse Download PDFInfo
- Publication number
- CN116884819B CN116884819B CN202311013854.9A CN202311013854A CN116884819B CN 116884819 B CN116884819 B CN 116884819B CN 202311013854 A CN202311013854 A CN 202311013854A CN 116884819 B CN116884819 B CN 116884819B
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- fuse
- fixedly connected
- plate
- extraction
- mounting
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- 230000008859 change Effects 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 66
- 238000000605 extraction Methods 0.000 claims description 48
- 238000009434 installation Methods 0.000 claims description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/042—General constructions or structure of high voltage fuses, i.e. above 1000 V
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/05—Component parts thereof
- H01H85/055—Fusible members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/20—Bases for supporting the fuse; Separate parts thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/22—Intermediate or auxiliary parts for carrying, holding, or retaining fuse, co-operating with base or fixed holder, and removable therefrom for renewing the fuse
Landscapes
- Fuses (AREA)
Abstract
The invention discloses an automatic high-voltage fuse, and relates to the technical field of high-voltage equipment. This kind of automatic change high-voltage fuse, including setting up the fuse switch in the high-voltage board, the last power cord of fuse switch is equipped with the fuse with the live wire junction, be equipped with on the fuse switch and be used for carrying out quick replacement's change mechanism to the fuse of fusing, change mechanism including seting up the mounting hole on the fuse switch, the mounting hole is close to and is equipped with the lead-through pole on the inner wall of power cord and live wire. This kind of automatic change high-voltage fuse, through the setting of change mechanism, under rotary mechanism's rotation effect, will follow the mounting hole with the fusible link of fusing and roll over into the mounting hole with intact fusible link in, thereby accomplished the automatic change to the fusible link after fusing, need not to carry out outage and very big reduction the downtime of whole high-voltage cabinet to high-voltage apparatus's in-service use efficiency has been improved.
Description
Technical Field
The invention relates to the technical field of high-voltage equipment, in particular to an automatic high-voltage fuse.
Background
The automatic high-voltage fuse is a high-voltage electrical apparatus for overcurrent protection of high-voltage power equipment and circuits, and has the current limiting characteristic of no arc discharge during breaking and the self-extinguishing characteristic of self-extinguishing of the arc and the sprayed hot gas in quartz sand during breaking under the action of non-periodic components of short-circuit current.
In the existing high-voltage fusing equipment, the air switch is generally adopted, the air switch has the advantage of being capable of being repeatedly used, in order to form self-protection on a circuit under the condition that overload or short circuit occurs in the high-voltage fuse, a fuse is installed at a connection point of a live wire and a power wire, but when the fuse is fused due to overload or short circuit, a new fuse needs to be replaced, when the new fuse is replaced, the replacement of the new fuse needs to be carried out after the high-voltage fusing equipment is powered off, and due to the fact that the replacement of the fuse has certain operation complexity, maintenance personnel needs to spend a certain time to complete the replacement, and therefore the whole high-voltage electrical equipment is in a long-time shutdown state during the replacement of the fuse, and the actual use efficiency of the high-voltage equipment is affected.
Disclosure of Invention
The present invention is directed to an automatic high voltage fuse to solve the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: an automatic high-voltage fuse comprises a fuse switch arranged in a high-voltage cabinet, wherein a fuse is arranged at the joint of a power line and a fire wire on the fuse switch, and a replacement mechanism for quickly replacing the fused fuse is arranged on the fuse switch;
the utility model discloses a change mechanism, including seting up the mounting hole on the fusing switch, the mounting hole is close to be equipped with the power pole on the inner wall of power cord and live wire, two the power pole links to each other with power cord and live wire electrical property respectively, the fusing switch is close to fixedly connected with first fixed plate on the lateral wall of mounting hole, there is the change post through rotation axis connection on the first fixed plate, two mutually symmetrical change grooves that set up have been seted up on the lateral wall of change post, two install the fuse through the mounting mechanism in the change groove, two articulated on the lateral wall of change groove have transparent protective cover, be equipped with image sensor on the lateral wall of mounting hole, image sensor sets up with the fuse relatively, be equipped with on the high-voltage board and be used for carrying out pivoted slewing mechanism to the change post.
Preferably, the installation mechanism comprises two fixing rods fixedly connected in the replacement groove, two installation plates are connected to the side walls of the fixing rods in a sliding mode, two conductive rods are fixedly connected to the installation plates, one ends of the conductive rods, which are opposite, penetrate through the replacement column, are provided with round corners, a first spring is sleeved on the side walls of the fixing rods, two ends of the first spring are connected with the two installation plates respectively, and a limiting mechanism used for limiting the fuse is arranged at one ends of the conductive rods, which are opposite.
Preferably, the stop gear includes two first T type poles that mutual symmetry set up of fixed connection on the conducting rod, two fixedly connected with limiting plate on the lateral wall of first T type pole, one side fixedly connected with swash plate of limiting plate, two the cover is equipped with the second spring on the lateral wall of first T type pole, two the both ends of second spring are connected with lateral wall and limiting plate of first T type pole respectively.
Preferably, the rotating mechanism comprises a second fixing plate fixedly connected to the side wall of the high-voltage cabinet, one side of the second fixing plate is connected with a third fixing plate through a connecting component, one side, close to the rotating shaft, of the third fixing plate is fixedly connected with a mounting frame, a sliding plate is connected in the mounting frame through two telescopic components, one side, close to the rotating shaft, of the sliding plate is fixedly connected with a plurality of rotating plates, a plurality of meshing blocks are fixedly connected to the side wall of the rotating shaft, the meshing blocks are mutually meshed with the rotating plates, inclined surfaces are formed in one side, far away from the third fixing plate, of the rotating plates, and the inclined surfaces slide on the meshing blocks.
Preferably, the telescopic component comprises a telescopic pipe fixedly connected to the bottom wall of the mounting frame, a telescopic rod is connected to the telescopic pipe in a sliding mode, one end of the telescopic rod is connected with the sliding plate, a third spring is sleeved on the side wall of the telescopic pipe, and two ends of the third spring are connected with the sliding plate and the bottom wall of the mounting frame respectively.
Preferably, the connecting assembly comprises two second T-shaped rods which are connected to the second fixing plate in a sliding manner, one ends of the second T-shaped rods are connected with the third fixing plate, a fourth spring is sleeved on the side wall of the second T-shaped rods, two ends of the fourth spring are respectively connected with the second fixing plate and the third fixing plate, and an electromagnet and an iron block are respectively arranged on one side, opposite to the third fixing plate, of the second fixing plate.
Preferably, the change post is last to be equipped with and to be used for carrying out vacuum operation's vacuum mechanism to two change inslot portions, vacuum mechanism includes the annular frame of fixed connection on changing the post lateral wall, one side that the annular frame is close to the change post rotates and is connected with the annular plate, the opposite side of annular plate is connected with the vacuum tube through the connecting pipe, fixedly connected with exhaust tube on the lateral wall of vacuum tube, two the one end and the change groove of exhaust tube communicate with each other and set up, be equipped with on the change post and be used for carrying out the extraction mechanism that draws to change the inside gas of groove.
Preferably, the extraction mechanism comprises an extraction pipe, one end of the extraction pipe is communicated with the annular frame, the other end of the extraction pipe is located above the replacement column, an installation pipe is fixedly connected to the side wall of the extraction pipe, an extraction plate is slidably connected in the installation pipe, an extraction rod is slidably connected to the installation pipe, one end of the extraction rod located inside the installation pipe is connected with the extraction plate, the other end of the extraction rod is fixedly connected with a fixing block through a fourth fixing plate, a driving mechanism for driving the fixing block is arranged on the installation frame, two third T-shaped rods are slidably connected to the fourth fixing plate, one ends of the two third T-shaped rods are connected with the side wall of the extraction pipe, and a fifth spring is sleeved on the side wall of the two third T-shaped rods.
Preferably, two one-way valves are arranged in the extraction pipe, the two one-way valves are symmetrically arranged relative to the installation pipe, and the conduction direction of the two one-way valves is from the inside of the annular frame to the outside of the extraction pipe.
Preferably, the driving mechanism comprises a driving plate fixedly connected to the side wall of the mounting frame, one side, close to the mounting tube, of the driving plate is fixedly connected with a plurality of triangular plates, and each triangular plate slides on the side wall of the fixing block.
Compared with the prior art, the invention has the beneficial effects that:
(1) This kind of automatic change high-voltage fuse, through the setting of change mechanism, under rotary mechanism's rotation effect, will follow the mounting hole with the fusible link of fusing and roll over into the mounting hole with intact fusible link in, thereby accomplished the automatic change to the fusible link after fusing, need not to carry out outage and very big reduction the downtime of whole high-voltage cabinet to high-voltage apparatus's in-service use efficiency has been improved.
(2) This kind of automatic high-voltage fuse through the setting of vacuum mechanism, under the extraction effect of extraction mechanism to changing inslot gas for change the inslot and form the vacuum state, thereby avoided forming ionization in high-voltage current environment because of changing the inslot gas, further ensured the normal life of fuse.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a replacement mechanism according to the present invention;
FIG. 3 is a schematic view of the structure of the power pole and the image sensor of the present invention;
FIG. 4 is a schematic view of a protective cover according to the present invention;
FIG. 5 is a schematic view of the internal structure of the rotating mechanism and the extracting mechanism according to the present invention;
FIG. 6 is a schematic view of a mounting mechanism according to the present invention;
FIG. 7 is a schematic view of a vacuum mechanism according to the present invention;
FIG. 8 is an enlarged schematic view of FIG. 5A;
FIG. 9 is an enlarged schematic view of the structure shown at B in FIG. 6;
FIG. 10 is an enlarged schematic view of the structure of FIG. 8C;
fig. 11 is an enlarged schematic view of the structure at D in fig. 8.
In the figure: 101. a high-voltage cabinet; 102. a fuse switch; 103. a fuse; 104. a power line; 105. a firing line; 2. a replacement mechanism; 201. a mounting hole; 202. a power-on pole; 203. a first fixing plate; 204. a rotating shaft; 205. changing the column; 206. replacing the groove; 207. a transparent protective cover; 208. an image sensor; 3. a mounting mechanism; 301. a mounting plate; 302. a fixed rod; 304. a first spring; 305. a conductive rod; 306. round corners; 4. a limiting mechanism; 402. a first T-bar; 403. a limiting plate; 404. a sloping plate; 405. a second spring; 5. a rotating mechanism; 501. a second fixing plate; 502. a third fixing plate; 503. a mounting frame; 504. a sliding plate; 505. a rotating plate; 506. a meshing block; 507. an inclined plane; 6. a telescoping assembly; 601. a telescopic tube; 602. a telescopic rod; 603. a third spring; 7. a connection assembly; 701. a second T-bar; 702. a fourth spring; 703. iron blocks; 704. an electromagnet; 8. a vacuum mechanism; 801. an annular frame; 802. an annular plate; 803. a connecting pipe; 804. a vacuum tube; 805. an exhaust pipe; 9. an extraction mechanism; 901. an extraction tube; 902. installing a pipe; 903. an extraction plate; 904. an extraction rod; 905. a fourth fixing plate; 906. a fixed block; 907. a third T-bar; 908. a fifth spring; 10. a driving mechanism; 1001. a driving plate; 1002. triangle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a technical scheme that: an automatic high-voltage fuse comprises a fuse switch 102 arranged in a high-voltage cabinet 101, wherein a fuse wire 103 is arranged at the joint of a power line 104 and a fire wire 105 on the fuse switch 102, and a replacement mechanism 2 for quickly replacing the fused fuse wire 103 is arranged on the fuse switch 102;
referring to fig. 1-4, the replacing mechanism 2 includes a mounting hole 201 formed on the fuse switch 102, a through rod 202 is disposed on an inner wall of the mounting hole 201, which is close to the power line 104 and the live wire 105, the two through rods 202 are respectively electrically connected with the power line 104 and the live wire 105, a first fixing plate 203 is fixedly connected to a side wall of the fuse switch 102, which is close to the mounting hole 201, a replacing column 205 is connected to the first fixing plate 203 through a rotating shaft 204, two replacing grooves 206 which are symmetrically disposed are formed on the side wall of the replacing column 205, a fuse 103 is mounted in the two replacing grooves 206 through a mounting mechanism 3, a transparent protective cover 207 is hinged to the side walls of the two replacing grooves 206, an image sensor 208 is disposed on the side wall of the mounting hole 201, the image sensor 208 is disposed opposite to the fuse 103, and a rotating mechanism 5 for rotating the replacing column 205 is disposed on the high-voltage cabinet 101;
what needs to be explained here is: through the setting of change mechanism 2, under the rotation effect of slewing mechanism 5, will be followed the fusible link 103 of fusing and rotate out from mounting hole 201 to in will intact fusible link 103 shifts into mounting hole 201, thereby accomplished the automatic change to fusible link 103 after fusing, need not to carry out outage to high-voltage board 101 and very big reduction the downtime of whole high-voltage board 101, thereby improved high-voltage equipment's actual use efficiency.
Referring to fig. 6, the mounting mechanism 3 includes two fixing rods 302 fixedly connected in the replacement groove 206, two mounting plates 301 are slidably connected on side walls of the two fixing rods 302, conductive rods 305 are fixedly connected on the two mounting plates 301, opposite ends of the two conductive rods 305 penetrate through the replacement column 205 and are provided with round corners 306, first springs 304 are sleeved on side walls of the two fixing rods 302, two ends of the two first springs 304 are respectively connected with the two mounting plates 301, and a limiting mechanism 4 for limiting the fuse wire 103 is arranged at opposite ends of the two conductive rods 305;
what needs to be explained here is: by the arrangement of the mounting mechanism 3, the broken fuse wire 103 is convenient to replace, and replacement assurance is provided for the fuse wire 103 in use.
Referring to fig. 9, the limiting mechanism 4 includes two first T-shaped rods 402 that are fixedly connected to the conductive rod 305 and are symmetrically arranged, a limiting plate 403 is fixedly connected to the side walls of the two first T-shaped rods 402, an inclined plate 404 is fixedly connected to one side of the limiting plate 403, second springs 405 are sleeved on the side walls of the two first T-shaped rods 402, and two ends of the two second springs 405 are respectively connected with the side walls of the first T-shaped rods 402 and the limiting plate 403;
what needs to be explained here is: through the setting of stop gear 4, under the elastic force of second spring 405, promote fuse 103 and conducting rod 305 to offset to guaranteed to be connected electrically between fuse 103 and the conducting rod 305.
Referring to fig. 8, the rotating mechanism 5 includes a second fixing plate 501 fixedly connected to a side wall of the high-voltage cabinet 101, one side of the second fixing plate 501 is connected with a third fixing plate 502 through a connecting component 7, one side of the third fixing plate 502 close to the rotating shaft 204 is fixedly connected with a mounting frame 503, a sliding plate 504 is connected in the mounting frame 503 through two telescopic components 6, one side of the sliding plate 504 close to the rotating shaft 204 is fixedly connected with a plurality of rotating plates 505, a plurality of engaging blocks 506 are fixedly connected to a side wall of the rotating shaft 204, each engaging block 506 is engaged with the rotating plate 505, one side of each rotating plate 505 far away from the third fixing plate 502 is provided with an inclined surface 507, and each inclined surface 507 slides on each engaging block 506;
what needs to be explained here is: through the setting of slewing mechanism 5, be convenient for drive change post 205 and rotate.
Referring to fig. 10, the telescopic assembly 6 includes a telescopic tube 601 fixedly connected to a bottom wall of the mounting frame 503, a telescopic rod 602 is slidably connected to the telescopic tube 601, one end of the telescopic rod 602 is connected to the sliding plate 504, a third spring 603 is sleeved on a side wall of the telescopic tube 601, and two ends of the third spring 603 are respectively connected to the sliding plate 504 and the bottom wall of the mounting frame 503;
what needs to be explained here is: through the setting of telescopic subassembly 6, after the post 205 is changed and rotates, electro-magnet 704 outage back, under the interact force of inclined plane 507 and the direction and the reset action of telescopic subassembly 6, will promote the interior shrink of rotor plate 505 looks installing frame 503 to can not drive and change post 205 and take place to rotate, thereby guaranteed the position stability of changing post 205.
Referring to fig. 8, the connecting assembly 7 includes two second T-shaped rods 701 slidably connected to the second fixing plate 501, one ends of the two second T-shaped rods 701 are connected to the third fixing plate 502, the side walls of the two second T-shaped rods 701 are sleeved with fourth springs 702, two ends of the two fourth springs 702 are respectively connected to the second fixing plate 501 and the third fixing plate 502, and an electromagnet 704 and an iron block 703 are respectively arranged on one side of the second fixing plate 501 opposite to the third fixing plate 502;
what needs to be explained here is: through the setting of coupling assembling 7, be convenient for drive mounting frame 503 and remove.
Referring to fig. 5 and 7, a vacuum mechanism 8 for performing vacuum operation on the inside of two replacement slots 206 is arranged on a replacement column 205, the vacuum mechanism 8 comprises an annular frame 801 fixedly connected to the side wall of the replacement column 205, one side of the annular frame 801, which is close to the replacement column 205, is rotatably connected with an annular plate 802, the other side of the annular plate 802 is connected with a vacuum tube 804 through a connecting tube 803, the side wall of the vacuum tube 804 is fixedly connected with an exhaust tube 805, one end of the two exhaust tubes 805 is communicated with the replacement slots 206, and an extraction mechanism 9 for extracting gas in the replacement slots 206 is arranged on the replacement column 205;
what needs to be explained here is: through the setting of vacuum mechanism 8 for change groove 206 forms the vacuum state, thereby avoided forming ionization because of the gas in the change groove 206 in high voltage current environment, further ensured the normal life of fuse 103.
Referring to fig. 11, the extracting mechanism 9 includes an extracting tube 901, one end of the extracting tube 901 is disposed in communication with the annular frame 801, the other end of the extracting tube 901 is located above the replacing column 205, a mounting tube 902 is fixedly connected to a side wall, an extracting plate 903 is slidably connected to the mounting tube 902, an extracting rod 904 is slidably connected to the mounting tube 902, one end of the extracting rod 904 located inside the mounting tube 902 is connected to the extracting plate 903, the other end of the extracting rod 904 is fixedly connected to a fixing block 906 through a fourth fixing plate 905, a driving mechanism 10 for driving the fixing block 906 is disposed on the mounting frame 503, two third T-shaped rods 907 are slidably connected to the fourth fixing plate 905, one ends of the two third T-shaped rods 907 are connected to the side wall of the extracting tube 901, and a fifth spring 908 is sleeved on the side wall of the two third T-shaped rods 907;
what needs to be explained here is: by providing the extraction mechanism 9, the extraction of the gas in the replacement tank 206 is facilitated.
Referring to fig. 11, two check valves are provided in the extraction tube 901, the two check valves are symmetrically arranged with respect to the mounting tube 902, and the conducting direction of the two check valves is from the inside of the annular frame 801 to the outside of the extraction tube 901;
what needs to be explained here is: through the arrangement of the two one-way valves and the conducting direction, the air extraction operation is convenient.
Referring to fig. 11, the driving mechanism 10 includes a driving plate 1001 fixedly connected to a side wall of the mounting frame 503, wherein a plurality of triangular plates 1002 are fixedly connected to a side of the driving plate 1001 near the mounting pipe 902, and each triangular plate 1002 slides on a side wall of the fixing block 906;
what needs to be explained here is: by the arrangement of the driving mechanism 10, the reciprocating pushing fixed block 906 is facilitated to move.
Working principle: when the image sensor 208 detects that the fuse wire 103 is fused, the electromagnet 704 is electrified through the controller, so that magnetism is generated after the electromagnet 704 is electrified, the third fixing plate 502 is driven to move close to the second fixing plate 501 under the action of magnetism, the rotating plate 505 on the sliding plate 504 is driven to move in the process of moving the third fixing plate 502 close to the second fixing plate 501, and the replacement column 205 on the side wall of the rotating shaft 204 is driven to rotate under the mutual meshing transmission action of the rotating plate 505 and the meshing block 506, so that the fused fuse wire 103 is rotated out from the mounting hole 201 and the intact fuse wire 103 is rotated into the mounting hole 201 in the process of rotating the replacement column 205;
after the intact fuse wire 103 is installed in the installation hole 201, when the conductive rod 305 abuts against the side wall of the installation hole 201, the conductive rod 305 is pushed to shrink into the installation hole 201 under the interaction force of the round corners 306, at this time, the first spring 304 is stressed to deform to form elastic force, when the conductive rod 305 is completely rotated into the installation hole 201, the conductive rod 305 abuts against the electrifying rod 202 under the elastic force of the first spring 304, at this time, automatic replacement of the fused fuse wire 103 is completed, power-off of the high-voltage cabinet 101 is not needed, and the downtime of the whole high-voltage cabinet 101 is greatly shortened, so that the actual use efficiency of high-voltage equipment is improved;
when the melted fuse 103 is rotated out of the mounting hole 201, when a maintenance person receives a signal that the replacement of the fuse 103 is completed, the melted fuse 103 needs to be mounted and replaced, when the melted fuse 103 is mounted and replaced, the transparent protective cover 207 is opened first, the melted fuse 103 is removed from the replacing groove 206, and then two ends of the new fuse 103 are respectively pushed into the space between the limiting plate 403 and the conducting rod 305 from the inclined plate 404, so that the fuse 103 is pushed against the conducting rod 305 under the elastic force of the second spring 405, and the mounting and the replacement of the fuse 103 are completed at this time, thereby providing replacement assurance for the used fuse 103;
and in the process of moving the mounting frame 503, the triangle 1002 on the driving plate 1001 will be driven to move, when the triangle 1002 is propped against the fixed block 906 in the process of moving the triangle 1002, under the guiding action of the interaction force and the third T-shaped rod 907, the extraction plate 903 pushing one end of the extraction rod 904 will slide in the mounting pipe 902, because two one-way valves are arranged in the extraction pipe 901, and the conduction direction of the two one-way valves is the inside of the annular frame 801 to the outside of the extraction pipe 901, in the process of sliding the extraction plate 903 in the mounting pipe 902, under the action of the air pressure difference, the air between the two one-way valves will be pushed out from the extraction pipe 901, when the triangle 1002 passes over the fixed block 906, under the elastic force of the fifth spring 908, the extraction plate 903 will be driven to reversely slide in the mounting pipe 902, thereby, under the action of the air pressure difference and the connection action of the extraction pipe 805 and the vacuum pipe 804, the air in the replacement groove 206 will be sucked between the two one-way valves, along with the reciprocating and the fixed block 801, the air in the replacement groove 206 will be continuously pulled out, thereby the normal life of the replacement groove 206 will be avoided, and the normal life of the replacement groove 206 will be formed, and the situation of the replacement groove is further avoided.
Claims (3)
1. An automatic change high-voltage fuse, includes the fuse switch (102) of setting in high-voltage board (101), power cord (104) and live wire (105) junction on fuse switch (102) are equipped with fuse (103), its characterized in that: the fusing switch (102) is provided with a replacement mechanism (2) for quickly replacing the fused fuse wire (103);
the replacement mechanism (2) comprises mounting holes (201) formed in the fuse switch (102), wherein the mounting holes (201) are close to inner walls of the power line (104) and the live wire (105) and are provided with through rods (202), the two through rods (202) are respectively and electrically connected with the power line (104) and the live wire (105), a first fixing plate (203) is fixedly connected to the side wall of the fuse switch (102) close to the mounting holes (201), a replacement column (205) is connected to the first fixing plate (203) through a rotating shaft (204), two replacement grooves (206) which are symmetrically arranged are formed in the side wall of the replacement column (205), the fuse (103) is installed in the two replacement grooves (206) through a mounting mechanism (3), transparent protection plates (207) are hinged to the side walls of the two replacement grooves (206), an image sensor (208) is arranged on the side wall of the mounting holes (201), and the image sensor (208) is arranged opposite to the fuse protection cap (103), and the rotating column (5) is arranged on the high-voltage cabinet (205);
the rotating mechanism (5) comprises a second fixed plate (501) fixedly connected to the side wall of the high-voltage cabinet (101), one side of the second fixed plate (501) is connected with a third fixed plate (502) through a connecting component (7), one side of the third fixed plate (502) close to the rotating shaft (204) is fixedly connected with a mounting frame (503), sliding plates (504) are connected in the mounting frame (503) through two telescopic components (6), one side of the sliding plates (504) close to the rotating shaft (204) is fixedly connected with a plurality of rotating plates (505), the side wall of the rotating shaft (204) is fixedly connected with a plurality of meshing blocks (506), each meshing block (506) is meshed with the rotating plate (505), one side of each rotating plate (505) far away from the third fixed plate (502) is provided with an inclined surface (507), each inclined surface (507) slides on each meshing block (506), each telescopic component (6) comprises a telescopic pipe (601) fixedly connected to the bottom wall of the mounting frame (503), one end of each telescopic pipe (601) is connected with a telescopic rod (602) in a sliding mode, one end of each telescopic rod (602) is connected with a telescopic rod (601), the two ends of the third spring (603) are respectively connected with the sliding plate (504) and the bottom wall of the mounting frame (503), the connecting component (7) comprises two second T-shaped rods (701) which are connected on the second fixed plate (501) in a sliding way, one ends of the two second T-shaped rods (701) are connected with the third fixed plate (502), the side walls of the two second T-shaped rods (701) are sleeved with a fourth spring (702), the two ends of the two fourth springs (702) are respectively connected with the second fixed plate (501) and the third fixed plate (502), one side of the second fixed plate (501) opposite to the third fixed plate (502) is respectively provided with an electromagnet (704) and an iron block (703), the replacing column (205) is provided with a vacuum mechanism (8) which is used for carrying out vacuum operation on the interiors of the two replacing grooves (206), the vacuum mechanism (8) comprises an annular replacing frame (801) fixedly connected on the side walls of the replacing column (205), the two ends of the annular frame (801) are respectively connected with the second fixed plate (501) and the third fixed plate (502), one side of the vacuum tube (802) is connected with the other side wall (805) which is fixedly connected with the vacuum tube (805) through the annular tube (805), the utility model discloses a change post (205) is last to be equipped with be used for carrying out extraction mechanism (9) of the inside gas of change groove (206), extraction mechanism (9) are including extraction pipe (901), the one end and the annular frame (801) of extraction pipe (901) communicate with each other and set up, the other end of extraction pipe (901) is located the top of change post (205) to fixedly connected with mounting pipe (902) on the lateral wall, sliding connection has extraction board (903) in mounting pipe (902), sliding connection has extraction pole (904) on mounting pipe (902), the one end that extraction pole (904) is located the inside of mounting pipe (902) is connected with extraction board (903), the other end of extraction pole (904) is through fourth fixed plate (905) fixedly connected with fixed block (906), be equipped with on mounting frame (503) be used for carrying out actuating mechanism (10) of drive to fixed block (906), sliding connection has two third T type poles (907) on the lateral wall, two in the third T type pole (902) sliding connection has extraction pole (907), one end is located the inside of mounting pipe (902) and extraction board (903) is connected with extraction board (903), the one-way valve (908) is equipped with on the lateral wall (907) is equipped with on the side wall (907) of a fifth one-way valve (907) symmetrically, the two one-way valves are communicated from the inside of the annular frame (801) to the outside of the extraction pipe (901), the driving mechanism (10) comprises a driving plate (1001) fixedly connected to the side wall of the mounting frame (503), one side, close to the mounting pipe (902), of the driving plate (1001) is fixedly connected with a plurality of triangular plates (1002), and each triangular plate (1002) slides on the side wall of the fixing block (906).
2. An automated high voltage fuse as recited in claim 1 wherein: the installation mechanism (3) comprises two fixing rods (302) fixedly connected in the replacement groove (206), two fixing rods (302) are connected with two installation plates (301) in a sliding mode on the side walls of the fixing rods (302), two conducting rods (305) are fixedly connected to the installation plates (301), one ends, opposite to the conducting rods (305), of the conducting rods penetrate through the replacement column (205) to be arranged, round corners (306) are chamfered, first springs (304) are sleeved on the side walls of the fixing rods (302), two ends of the first springs (304) are connected with the two installation plates (301) respectively, and limiting mechanisms (4) used for limiting the fusible links (103) are arranged at the opposite ends of the conducting rods (305).
3. An automated high voltage fuse as recited in claim 2 wherein: stop gear (4) are including two first T type poles (402) that mutual symmetry set up of fixed connection on conducting rod (305), two fixedly connected with limiting plate (403) on the lateral wall of first T type pole (402), one side fixedly connected with swash plate (404) of limiting plate (403), two the cover is equipped with second spring (405) on the lateral wall of first T type pole (402), two the both ends of second spring (405) are connected with lateral wall and limiting plate (403) of first T type pole (402) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311013854.9A CN116884819B (en) | 2023-08-14 | 2023-08-14 | Automatic change high-voltage fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311013854.9A CN116884819B (en) | 2023-08-14 | 2023-08-14 | Automatic change high-voltage fuse |
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| Publication Number | Publication Date |
|---|---|
| CN116884819A CN116884819A (en) | 2023-10-13 |
| CN116884819B true CN116884819B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311013854.9A Active CN116884819B (en) | 2023-08-14 | 2023-08-14 | Automatic change high-voltage fuse |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150001243U (en) * | 2013-09-16 | 2015-03-25 | 엘에스산전 주식회사 | A combination type vaacuum contactor |
| CN112735928A (en) * | 2020-12-25 | 2021-04-30 | 宫二平 | Fuse for rotation type electric power protection |
| CN113643945A (en) * | 2021-07-29 | 2021-11-12 | 韩倩 | Automatic domestic fuse of connection |
| CN114792614A (en) * | 2022-06-24 | 2022-07-26 | 南通世睿智能设备有限公司 | Intelligent short-circuit protection device for electric distribution box and use method of intelligent short-circuit protection device |
| CN116207456A (en) * | 2023-01-03 | 2023-06-02 | 楚能新能源股份有限公司 | High-voltage overcurrent protection mechanism for battery |
-
2023
- 2023-08-14 CN CN202311013854.9A patent/CN116884819B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150001243U (en) * | 2013-09-16 | 2015-03-25 | 엘에스산전 주식회사 | A combination type vaacuum contactor |
| CN112735928A (en) * | 2020-12-25 | 2021-04-30 | 宫二平 | Fuse for rotation type electric power protection |
| CN113643945A (en) * | 2021-07-29 | 2021-11-12 | 韩倩 | Automatic domestic fuse of connection |
| CN114792614A (en) * | 2022-06-24 | 2022-07-26 | 南通世睿智能设备有限公司 | Intelligent short-circuit protection device for electric distribution box and use method of intelligent short-circuit protection device |
| CN116207456A (en) * | 2023-01-03 | 2023-06-02 | 楚能新能源股份有限公司 | High-voltage overcurrent protection mechanism for battery |
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| Publication number | Publication date |
|---|---|
| CN116884819A (en) | 2023-10-13 |
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