Leakage prevention device of electric power protector
Technical Field
The invention belongs to the technical field of electric power, and particularly relates to an anti-creeping device.
Background
The power protector is a device for providing power utilization safety protection for the electric appliance, an intelligent high-voltage prevention device is arranged in the power protector, and the internal protection device can be started intelligently under the abnormal condition that the electric appliance is subjected to instantaneous high voltage, so that the power utilization safety of the rear-end electric appliance is ensured. When a protector has an electric leakage fault, an electric leakage prevention device is required. However, the conventional leakage prevention device has many defects, such as:
1. when the dismounting is carried out, the dismounting is not provided with the pop-up structure, and the taking-out is troublesome, so that the dismounting efficiency is reduced;
2. during installation, bolts are needed for fixing, so that the installation process is more complicated, the installation time is prolonged, and the installation efficiency is reduced;
3. the equipment is generally sealed and is not easy to dissipate heat, so that the heat dissipation effect is general, and the use effect of the device is influenced.
Disclosure of Invention
The invention provides a leakage prevention device of a power protector, which aims to solve the problems that the existing leakage prevention device is complex to take out and install, low in assembly and disassembly efficiency and poor in heat dissipation performance.
A leakage prevention device of an electric power protector comprises a leakage prevention device body 1, an ejection component 2, a connecting component 3 and a heat dissipation component 4, wherein the heat dissipation component 4 is positioned in the leakage prevention device body 1 and used for dissipating heat for the leakage prevention device body 1;
the pop-up assembly 2 comprises a frame 206 and two sets of moving parts, the moving parts comprising: a rotating shaft 202, a torsion spring 203, a first gear 204, an electromagnet block 205, at least one sliding plate 207 and a first rack 209,
the frame 206 is a U-shaped metal frame structure, the leakage preventing device body 1 is arranged in the frame 206 from an opening of the frame 206, two sets of moving parts are respectively positioned on two inner side walls opposite to each other of the frame 206, one end of the rotating shaft 202 and the electromagnet block 205 are both fixed on the outer side wall of the leakage preventing device body 1, the outer side wall is opposite to the frame 206, the first gear 204 is rotatably connected with the other end of the rotating shaft 202, the torsion spring 203 is sleeved outside the rotating shaft 202, both ends of the torsion spring 203 are respectively fixedly connected with the outer side wall of the leakage preventing device body 1 and the first gear 204, the sliding plate 207 and the first rack 209 are both fixed on the inner side wall of the frame 206, the first gear 204 is meshed with the first rack 209, the outer side wall of the leakage preventing device body 1 opposite to the frame 206 is provided with at least one sliding groove 201, and the free end of the sliding plate 207 is embedded in the sliding groove 201 and can slide along the sliding groove 201;
the connecting assembly 3 includes: a first motor 301, a second gear 302, a rotating rod 305, a third gear 307, a fourth gear 308, two second racks 309 and two sliding blocks 310,
the connecting assembly 3 is located at the bottom of the frame 206, the bottom is a side wall facing the end of the leakage preventing device body 1, two lifting grooves 304 arranged in parallel are formed in the inner side of the bottom of the frame 206, the two sliding blocks 310 are respectively embedded in the two lifting grooves 304, the two second racks 309 are respectively fixedly connected with the two sliding blocks 310, a rotating hole 303 is formed between the two lifting grooves 304, the rotating rod 305 passes through the rotating hole 303, the fourth gear 308 is located at the inner side of the bottom of the frame 206 and is fixedly connected with one end of the rotating rod 305, the second gear 302 and the third gear 307 are both located at the outer side of the bottom of the frame 206, the third gear 307 is fixedly connected with the other end of the rotating rod 305, the first motor 301 is embedded at the bottom of the frame 206, an output rod of the first motor 301 is fixedly connected with the second gear 302, the second gear 302 and the third gear 307 are engaged with each other, and the two second racks 309 are radially symmetrically arranged at two sides of the fourth gear 308 and are engaged with the fourth gear 308.
Further, the heat sink assembly 4 includes: a connection plate 405, a plurality of heat dissipation plates 406, and two sets of driving parts,
the inside mounting groove 401 that leaves of electric leakage preventing device body 1, radiator unit 4 is located mounting groove 401, a plurality of heating panels 406 evenly distributed fixes on connecting plate 405, it has a plurality of thermovents 402 to open on the outer wall of electric leakage preventing device body 1, a plurality of thermovents 402 respectively with a plurality of heating panels 406 one-to-one, two sets of drive portions are fixed respectively in the both sides of connecting plate 405, two sets of drive portions all are used for driving connecting plate 405 with a plurality of heating panels 406 from the thermovents 402 who corresponds push out or pull back.
Further, each set of driving parts includes: a second motor 403, an eccentric rotary wheel 404 and a spring 407,
the output shaft of the second motor 403 is fixedly connected to the eccentric of the eccentric rotating wheel 404, the eccentric rotating wheel 404 is located between the connecting plate 405 and the inner wall of the leakage preventing device body 1 and is in contact with the connecting plate and the inner wall of the leakage preventing device body 1, and two ends of the spring 407 are connected to the connecting plate 405 and the inner wall of the leakage preventing device body 1, respectively.
Further, the pop-up assembly 2 further includes two limit plates 208, and the two limit plates 208 are respectively fixed at the ends of two opposite inner side walls of the frame 206.
Further, the connecting assembly 3 further includes two limiting discs 306, and the two limiting discs 306 are both fixedly sleeved on the rotating rod 305 and respectively located at two sides of the bottom of the frame 206.
Further, a transparent cover 5 is attached to an end of the casing of the leakage preventing device body 1 that opens toward the frame 206.
Further, the first motor 301 is a servo motor.
Further, the eccentric rotary wheel 404 has a fan shape.
The invention has the beneficial effects that:
1. when the device is disassembled, the device can be quickly ejected, so that the trouble of taking out is avoided, and the disassembling efficiency is improved;
2. the device is installed through the limiting structure, so that the installation process is avoided being complex, the installation time is shortened, and the installation efficiency is improved;
3. through the heat conduction of the radiating fins, the heat inside is rapidly discharged, so that the temperature in the equipment is reduced, the radiating effect is improved, and the continuous use of the device is ensured.
Drawings
FIG. 1 is an overall perspective view of the present invention;
FIG. 2 is a top cut-away block diagram of the present invention;
FIG. 3 is a side cut-away block diagram of the present invention;
FIG. 4 is a perspective view of the interior of the pop-up assembly of the present invention;
FIG. 5 is a front view cut away mechanical view of the present invention;
illustration of the drawings: 1. a leakage preventing device body; 2. a pop-up assembly; 3. a connecting assembly; 4. a heat dissipating component; 5. a transparent protective cover; 6. a control button; 7. lifting the groove; 201. a chute; 202. a rotating shaft; 203. a torsion spring; 204. a first gear; 205. an electromagnet block; 206. a frame; 207. a slide plate; 208. a limiting plate; 209. a first rack; 301. a first motor; 302. a second gear; 303. rotating the hole; 304. a lifting groove; 305. rotating the rod; 306. a limiting disc; 307. a third gear; 308. a fourth gear; 309. a second rack; 310. a slider; 401. mounting grooves; 402. a heat dissipation port; 403. a second motor; 404. an eccentric rotary wheel; 405. a connecting plate; 406. a heat dissipation plate; 407. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The first embodiment is as follows: specifically describing the present embodiment with reference to fig. 1 to 5, the leakage prevention device of the power protector according to the present embodiment includes a leakage prevention device body 1, an ejection component 2, a connection component 3, and a heat dissipation component 4, and the heat dissipation component 4 is located inside the leakage prevention device body 1 and is used for dissipating heat from the leakage prevention device body 1.
The outer wall of one side of the leakage prevention device body 1 is fixed with the pop-up component 2, the outer wall of one side of the leakage prevention device body 1 is fixed with the connecting component 3, and the inner wall of one side of the leakage prevention device body 1 is fixed with the heat radiation component 4. The outer wall of one end of the leakage preventing device body 1 is rotatably provided with a transparent protective cover 5, and the transparent protective cover 5 can protect the leakage preventing device body 1. The symmetry is inlayed and is installed control button 6 on the inner wall that electric leakage prevention device body 1 is located transparent protection cover 5 one side, and this control button 6 control power starts or closes and pops out subassembly 2, can carry out on-off control to it, and convenience of customers uses.
Pop-up assembly 2 includes frame 206, two limiting plates 208 and two sets of moving parts, and the moving parts include: a rotating shaft 202, a torsion spring 203, a first gear 204, an electromagnet block 205, at least one sliding plate 207, and a first rack 209.
The frame 206 is a U-shaped metal frame structure, the leakage preventing device body 1 is arranged inside the frame 206 from an opening of the frame 206, two sets of moving parts are respectively located on two inner side walls of the frame 206 facing each other, one end of the rotating shaft 202 and the electromagnet block 205 are both fixed on the outer side wall of the leakage preventing device body 1, the outer side wall faces the frame 206, the first gear 204 is rotatably connected with the other end of the rotating shaft 202, the torsion spring 203 is sleeved outside the rotating shaft 202, two ends of the torsion spring 203 are respectively fixedly connected with the outer side wall of the leakage preventing device body 1 and the first gear 204, the sliding plate 207 and the first rack 209 are both fixed on the inner side wall of the frame 206, the first gear 204 is meshed with the first rack 209, the outer side wall of the leakage preventing device body 1 opposite to the frame 206 is provided with at least one sliding groove 201, and the free end of the sliding plate 207 is embedded inside the sliding groove 201 and can slide along the sliding groove 201. Two limit plates 208 are fixed to the ends of two opposite inner side walls of the frame 206.
The connecting assembly 3 includes: a first motor 301, a second gear 302, a rotating rod 305, a third gear 307, a fourth gear 308, two second racks 309 and two sliders 310.
The connecting assembly 3 is located at the bottom of the frame 206, the bottom is a side wall facing the end of the body 1 of the electrical leakage prevention device, two lifting grooves 304 arranged in parallel are formed in the inner side of the bottom of the frame 206, two sliders 310 are respectively embedded in the two lifting grooves 304, two second racks 309 are respectively fixedly connected with the two sliders 310, a rotating hole 303 is formed between the two lifting grooves 304, the rotating rod 305 passes through the rotating hole 303, a fourth gear 308 is located at the inner side of the bottom of the frame 206 and is fixedly connected with one end of the rotating rod 305, the second gear 302 and the third gear 307 are both located at the outer side of the bottom of the frame 206, the third gear 307 is fixedly connected with the other end of the rotating rod 305, the first motor 301 is embedded at the bottom of the frame 206, an output rod of the first motor 301 is fixedly connected with the second gear 302, the second gear 302 and the third gear 307 are engaged with each other, and two second racks 309 are radially symmetrically arranged at two sides of the fourth gear 308 and are engaged with the fourth gear 308. The connecting assembly 3 further includes two limiting discs 306, and the two limiting discs 306 are both fixedly sleeved on the rotating rod 305 and respectively located at two sides of the bottom of the frame 206. The first motor 301 is a servo motor.
The outer wall of one side of the leakage preventing device body 1 is symmetrically provided with the lifting grooves 7, and under the action of the lifting grooves 7, the sliding grooves 201 in the leakage preventing device body 1 are aligned with the sliding plates 207 on the frame 206, so that the moving efficiency is improved.
The working principle of the embodiment is as follows: the slide groove 201 in the body 1 of the earth leakage preventing device is aligned with the slide plate 207 on the frame 206 by the pull-up groove 7, and the body 1 of the earth leakage preventing device is pushed, so that the body 1 of the earth leakage preventing device is inserted into the frame 206. During the insertion, the first rack 209 is engaged with the first gear 204, and when the sliding plate 207 slides to the end of the chute 201, the first gear 204 on the rotating shaft 202 is rotated and the torsion spring 203 is twisted, and at this time, the electromagnet block 205 is actuated to attract the leakage preventing device body 1, and the leakage preventing device body 1 is fixed. When needs are dismantled, close electromagnet 205's adsorption affinity, at this moment under torsional spring 203's effect, make first gear 204 reverse, then use first rack 209 on, make its reverse movement, and then drive electric leakage prevention device body 1 and pop out fast, can be when dismantling, pop out equipment fast, it is comparatively troublesome when avoiding taking out, improved dismantlement efficiency.
When the whole equipment is installed to a station, the frame 206 is placed to the designated station, then the first motor 301 is started to rotate the second gear 302, and then the limiting disc 306 on the rotating rod 305 is rotated along the rotating hole 303 under the driving of the third gear 307, so that the fourth gear 308 is rotated, and the sliding blocks 3010 on the two second racks 309 are moved oppositely along the lifting groove 304. In this way, the second rack 309 can be inserted into a preset limiting groove in the designated station, so that the frame 206 is fixed, the device is installed through the limiting structure, the installation process is avoided being complex, the installation time is shortened, and the installation efficiency is improved.
The second embodiment is as follows: in this embodiment, a leakage prevention device of a power protector according to a first embodiment is further described, in which the heat dissipation unit 4 includes: a connection plate 405, a plurality of heat dissipation plates 406, and two sets of driving parts.
The inside mounting groove 401 that leaves of electric leakage preventing device body 1, radiator unit 4 is located mounting groove 401, a plurality of heating panels 406 evenly distributed fixes on connecting plate 405, it has a plurality of thermovents 402 to open on the outer wall of electric leakage preventing device body 1, a plurality of thermovents 402 respectively with a plurality of heating panels 406 one-to-one, two sets of drive portions are fixed respectively in the both sides of connecting plate 405, two sets of drive portions all are used for driving connecting plate 405 with a plurality of heating panels 406 from the thermovents 402 who corresponds push out or pull back.
Each group of driving parts comprises: a second motor 403, an eccentric rotating wheel 404, and a spring 407. The output shaft of the second motor 403 is fixedly connected to the eccentric of the eccentric rotating wheel 404, the eccentric rotating wheel 404 is located between the connecting plate 405 and the inner wall of the leakage preventing device body 1 and is in contact with the connecting plate and the inner wall of the leakage preventing device body 1, and two ends of the spring 407 are connected to the connecting plate 405 and the inner wall of the leakage preventing device body 1, respectively.
The eccentric rotary wheel 404 is in a fan shape, and the convex part on the eccentric rotary wheel 404 presses the connecting plate 405, so that the heat dissipation plate 406 on the connecting plate 405 moves into the mounting groove 401 again to absorb heat.
The working principle is as follows: when the power relay main body 1 works, when the temperature reaches a certain height, the second motor 403 is started to enable the parallel and level position on the eccentric rotating wheel 404 to contact the connecting plate 405, at the moment, under the action of the second spring 407, the heat dissipation plate 406 on the connecting plate 405 is moved out along the heat dissipation port 402 in the mounting groove 401, then heat interaction is conducted with the outside, when the heat is dissipated, the second motor 403 is continuously started to enable the convex position on the eccentric rotating wheel 404 to extrude the connecting plate 405, so that the heat dissipation plate 406 on the connecting plate 405 is moved into the mounting groove 401 again to absorb heat, heat is conducted through the heat dissipation plate 406, the internal heat is rapidly discharged, the temperature in the equipment is reduced, the heat dissipation effect is improved, and continuous use of the device is ensured. Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.