CN112103736A

CN112103736A - Sliding type power socket with power-off protection function

Info

Publication number: CN112103736A
Application number: CN202011262380.8A
Authority: CN
Inventors: 邵良
Original assignee: Nanchang Guandong Technology Co ltd
Current assignee: Nanchang Guandong Technology Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2020-12-18
Anticipated expiration: 2040-11-12
Also published as: CN112103736B

Abstract

The invention relates to the field of electrical appliance plug connectors, in particular to a power-off protection sliding type power socket, wherein a slide way is laid along a wall of the sliding type power socket and is divided into an upper channel and a lower channel by a partition plate, the two channels are both provided with wire grooves downwards along the upper end wall, power wires are stored in the two wire grooves, the openings of the two wire grooves are downwards, the openings of the two wire grooves are mutually close, the two channels are downwards extended with flanges along the upper end openings, the flanges shield the two wire grooves, and the power wires are round wires with the upper sides fixed on the upper end walls of the two channels; the invention avoids the risks of resistance increase and poor contact caused by dust on the surface of the power line; the occurrence of electric shock risks caused after the child inserts the handheld conductive foreign matter is avoided, and the safety of the slide type socket is fully guaranteed by power-off protection in the sliding process.

Description

Sliding type power socket with power-off protection function

Technical Field

The invention relates to the field of electrical appliance plug connectors, in particular to a sliding type power socket with power-off protection.

Background

With the development of society and the advancement of science and technology, in families and office places, more electric appliances can be used for meeting the living requirements of people for pursuing comfort and convenience, and all electric appliances need to use sockets for getting electricity, so that the sockets become necessities in our lives. Most of the existing sockets in families and offices are directly fixed on walls, and in use, the sockets are often not available at the positions where the sockets need to be used, and a plurality of sockets are required to be led out from the sockets by using a power strip to be connected with electrical appliances. The connection mode has the following problems that the power line of the power strip can cause the environment to be disordered, the environment is attractive, and safety accidents can be caused by random placement of the power strip; the electric appliance cannot be powered at any position due to the limitation of the length of the power line of the power strip.

In the sliding type socket technical scheme, the power socket can be moved along the slide way by using the slide way for matching, so that the problem that the electric appliance cannot take power at any position is solved, but the following problems still exist: 1. the power line arranged in the slideway is polluted by dust and water vapor, so that the risks of resistance increase and poor contact are brought; 2. before the power socket needs to be moved, the power-off mode is complicated, the operation is inconvenient, and the risk of incomplete power-off may exist; 3. the power cord protective measures in the slide are not in place, the risk of electric shock when the conductive foreign matter is inserted possibly exists, and the safety of the power cord protective measures cannot be guaranteed.

Disclosure of Invention

Therefore, the present invention has been made in view of the above problems, and the present invention provides a sliding type power socket with power-off protection, wherein when the power socket needs to be moved, the movable portion can be pushed to the left and right to quickly and conveniently achieve power-off, and simultaneously the wiring position of the power line in the slideway and the corresponding protection setting are adjusted, so as to solve the problems that the power line is easily contaminated by dust and the power line is not protected from power-off when being moved. The invention achieves the above purpose through the following technical scheme.

The utility model provides a power-off protection's slidingtype supply socket, includes the slide, the slide is seted up along the wall, two upper and lower passageways are divided into through the baffle to the slide, the passageway all is provided with the wire casing along the upper end wall downwards, the power cord has all been accomodate in the wire casing, the both sides wall of wire casing opening part is made for flexible rubber material.

The openings of the wire slots are close to each other, the channel is provided with a flange extending downwards along the upper port, and the flange shields the two wire slots; the outer side of the flange is provided with an inserting part, the inserting part comprises a sliding part, the sliding part extends towards the two channels and is provided with two supporting rods, the upper ends of the supporting rods extending towards the extending ends of the two channels are upwards provided with contact pieces, and the contact pieces are composed of elastic metal sheets which are symmetrically arranged at left and right intervals.

The contact piece elastic metal sheet is in an opposite arc structure corresponding to the round power line; semicircular locking grooves are formed in the left side and the right side of the contact piece elastic metal piece, and thickening platforms are arranged on the front side and the rear side of each locking groove; the lower end of the contact piece is communicated with an electric connecting seat arranged in the sliding part cavity through a lead arranged in the support rod; the panel of the movable part is provided with a jack allowing an electric appliance plug; the upper side of bracing piece is provided with struts locking mechanism, strut locking mechanism including strutting the ware, strutting the ware setting both ends around the contact piece.

Both ends and slider fixed connection around the ware struts, the ware struts the outside and is provided with elastic support, both ends and slider fixed connection around the elastic support, the inboard middle part of elastic support is provided with the locking roller, the locking roller matches with the locking groove. The sliding block is connected with a shifting rod through a transmission gear set, the transmission gear set is composed of two racks and two gears, the transmission gear set is arranged on the upper end face of the supporting rod, the number of the shifting rods is two, one end of each shifting rod is fixed at two ends of one rack of the transmission gear set, which is close to the insertion part, and the other end of each shifting rod is inserted into two sliding grooves formed in the sliding part and penetrates through the sliding part to be fixed on the left side of the movable part; and one side of the transmission gear set, which faces the sliding part, is a smooth surface and is abutted against the inward side of the flange.

Preferably, the two ends of the contact piece are arc-shaped near the port of the power line.

Preferably, the spreader is made of hard insulating materials, and the inner diameter of the spreader is larger than the diameter of the power line.

Has the advantages that:

1. in the technical scheme, the power lines in the wire grooves are laid on the upper end walls of the two channels and are basically wrapped through the wire grooves, so that the power lines cannot contact falling dust, and the risks of resistance increase and poor contact caused by the fact that the surfaces of the power lines are stained with dust are avoided;

2. in the technical scheme, the power-off and power-on modes of the inserting part are simple and quick, the risk of incomplete power-off is avoided, the locking roller is combined with the thickening platform on the outer side of the contact piece, the effective contact area of the contact piece and the power line can be increased by the increased clamping force, the contact resistance can be rapidly reduced, and the risk possibly caused by overlarge resistance and temperature rise of an electric contact point is avoided; in addition, the locking roller is matched with the locking groove, so that the insertion part is fixed after reaching a preset position and cannot be easily moved;

3. in this technical scheme, the power cord basically wraps up in the wire casing to through the sheltering from of flange, make the power cord can't be easily touched, for example: when inserting the passageway with a conductive foreign matter in, because of sheltering from of flange, the power cord can't be touched in conductive foreign matter level insertion, and if upwards insert can be blockked by the wire casing, also can't touch the power cord, effectively avoided the emergence of the electric shock risk that children hand-held conductive foreign matter leads to after inserting, the security has obtained abundant assurance.

Drawings

Fig. 1 is an overall sectional view of the present invention.

Fig. 2 is a schematic view of the overall structure of the slide, the plug part and the spreading locking mechanism of the present invention.

Fig. 3 is a schematic view of the structure of the slideway of the present invention.

Fig. 4 is a rear view of the plug section and the distracting locking mechanism of the present invention.

Fig. 5 is a partial structure schematic view of the expanding locking mechanism of the invention.

Fig. 6 is a schematic structural diagram of the contact sheet of the present invention.

Fig. 7 is a schematic view of the plugging portion and the power line in an electrical connection state according to the present invention.

Fig. 8 is a schematic view of the plugging portion and the power line in a disconnected electrical connection state according to the present invention.

Description of reference numerals:

1. a slideway; 2. a wire slot; 3. a power line; 4. a plug-in part; 5. a support bar; 6. a contact piece; 7. opening the locking mechanism; 11. a partition plate; 12. a channel; 13. a flange; 41. a sliding part; 42. a movable portion; 43. a jack; 61. a locking groove; 62. thickening the platform; 71. a distractor; 72. a lock roller; 73. a slider; 74. a drive gear set; 75. a deflector rod; 411. a chute; 711. an elastic support.

Detailed Description

The present invention is further illustrated in the following description with reference to specific embodiments and the accompanying drawings, wherein the details are set forth in order to provide a thorough understanding of the present invention, but it is apparent that the present invention can be embodied in many other forms different from the description herein, and it will be readily appreciated by those skilled in the art that the present invention can be embodied in many different forms without departing from the spirit and scope of the invention.

In the embodiment of the invention, as shown in fig. 1, fig. 2, and fig. 3, a sliding type power socket with power-off protection includes a slideway 1, the slideway 1 is provided along a wall, the slideway 1 is divided into an upper channel 12 and a lower channel 12 by a partition plate 11, the two channels 12 are both provided with a wire slot 2 downward along an upper end wall, a power cord 3 is accommodated in each of the two wire slots 2, the two wire slots 2 have downward openings, two side walls of the openings of the two wire slots 2 are made of a flexible rubber material, the openings of the two wire slots 2 are in a mutually close state, the two channels 12 are provided with a flange 13 downward extending along the upper end opening, the flange 13 shields the two wire slots 2, and the power cord 3 is a round wire whose upper.

As shown in fig. 1, 2, 4 and 6, the inserting portion 4 is a rectangular structure divided into an upper portion and a lower portion, two support rods 5 extend into two channels 12 from a sliding portion 41 thereof, contact pieces 6 are disposed upward at upper ends of extending ends of the two support rods 5 toward the two channels 12, the contact pieces 6 are formed by two elastic metal pieces with conductive function which are symmetrically arranged at left and right intervals, the two elastic metal pieces with conductive function of the contact pieces 6 are opposite to the circular power cord 3 and are in an arc structure, so that the contact pieces 6 are clamped at two sides of the power cord 3, the middle portions of the outer sides of the two elastic metal pieces with conductive function of the contact pieces 6, which are far away from each other, are downwardly provided with semicircular locking grooves 61 along the upper ends, the lower ends of the contact pieces 6 are communicated with electrically connected seats (not shown in the figure) in the cavity of the sliding portion, the panel of the movable part 42 is provided with a jack 43 for allowing an electric appliance plug.

As shown in fig. 1, 2 and 4, the spreading locking mechanism 7 is composed of a spreader 71, two locking rollers 72, a sliding block 73, two transmission gear sets 74 and a shift lever 75, the spreading locking mechanism 7 is provided corresponding to the two contact pieces 6, the spreader 71 is a semicircular tubular structure with an open upper side, the spreaders 71 are in a group of two, the group of spreaders 71 is fixed at two ends of the sliding block 73 and respectively clamped on the power lines 3 close to the two ends of the contact pieces 6, the diameter of the outer side of the group of spreaders 71 gradually increases from one end to the other end along the opposite ends, two elastic brackets 711 are connected between the group of spreaders 71, the two elastic brackets 711 are provided along the outer side of the upper end of the spreaders 71, the locking rollers 72 are cylindrical movable rollers, the locking rollers 72 are vertically provided along the middle portions of the opposite sides of the two elastic brackets 711, when the locking rollers 72 are electrically connected at the inserting portion 4, the sliding block 73 is clamped in the locking groove 61 arranged outside the contact piece 6, the sliding block 73 is abutted against the upper end of the support rod 5 and is positioned in a gap between two elastic metal sheets with a conductive function of the contact piece 6, so that the sliding block 73 can slide along the gap between the two elastic metal sheets with the conductive function of the contact piece 6, the sliding block 73 is connected with the shift lever 75 through the transmission gear set 74, the transmission gear set 74 comprises two racks and two gears, the transmission gear set 74 is arranged on the upper end surface of the support rod 5, the shift lever 75 comprises two shift levers 75, one end of each of the two shift levers 75 is fixed at two ends of one rack of the transmission gear set 74 close to the inserting part 4, the other end of each of the two shift levers is inserted along two sliding grooves 411 arranged on the sliding part 41 and is fixed on the movable part 42 through the sliding part 41, one straight rack of the transmission gear set 74 close to the, and is abutted against the inward side of the flange 13, so that the inserting part 4 is clamped on the slideway 1.

Further, as shown in fig. 6 and 7, in order to realize the electrical connection, the contact piece 6 and the power line 3 are in a locked state, the middle part of the outer side of the two elastic metal pieces with the conductive function of the contact piece 6, which are far away from each other, is provided with a raised thickened platform 62; when bellied bodiness platform 62 contacts with the locking roller 72 that is located contact piece 6 both sides, bodiness platform 62 can form outside thrust to the locking roller 72 of contact piece 6 both sides, and then the reaction force that this thrust produced makes the clamping-force increase of the locking roller 72 of contact piece 6 both sides to contact piece 6, the effective area of contact piece 6 and power cord 3 can be increased to the clamping-force of increase, make contact resistance can descend rapidly, avoided electric contact point resistance too big, the risk that the temperature risees probably leads to takes place.

Further, the spreader 71 is made of hard insulating materials, and the inner diameter of the spreader 71 is larger than the diameter of the power line 3; the spreader 71 made of hard insulating material can easily spread the two elastic metal sheets with conductive function of the contact sheet 6, so as to cut off the power of the plug part 4; the inner diameter of the spreader 71 is larger than the diameter of the power line 3, so that the plug-in part 4 is completely separated from the power line 3, and the plug-in part 4 can freely move along the slideway 1 in a power-off state.

Further, as shown in fig. 6, both ends of the contact piece 6 are formed in a circular arc shape near the port side of the power cord 3 to facilitate insertion of the spreader 71.

As can be seen from the above technical solutions, as shown in fig. 1 and 2, the power lines 3 in the wire slots 2 are laid on the upper end walls of the two channels 12 and are substantially wrapped by the wire slots 2, so that the power lines 3 do not contact falling dust, and risks of resistance increase and poor contact caused by dust on the surfaces of the power lines 3 are avoided.

Working principle of the invention

As shown in fig. 7 and 8, when the inserting part 4 needs to move, the moving part 42 is pushed towards the moving direction, the poking rod 75, the transmission gear set 74 and the sliding block 73 drive the spreader 71 to spread the contact piece 6, so that the contact piece 6 is separated from the power line 3, power failure is realized, the inserting part 4 freely moves to a preset position along the slideway 1 in a completely power-off state, after the inserting part 4 reaches the preset position, the moving part 42 is pushed back to reset, and the contact piece 6 rebounds to be abutted against the power line 3, so that electrical connection is realized; at this time, the locking roller 72 is pressed against the outer middle part of the contact piece 6, so that the contact area between the contact piece 6 and the power line 3 is increased, and the resistance is reduced; meanwhile, the locking roller clamp 72 is arranged in the locking groove 61 of the contact piece 6, so that the plug-in part 4 is fixed at a preset position and cannot be easily moved; the power-off and power-on modes of the inserting part 4 are simple and quick, the risk of incomplete power-off is avoided, the locking roller 72 is combined with the thickening platform 62 on the outer side of the contact piece 6, the effective contact area of the contact piece 6 and the power line 3 can be increased through increased clamping force, the contact resistance can be rapidly reduced, and the risk caused by overlarge resistance and temperature rise of an electric contact point is avoided; in addition, the locking roller 72 is matched with the locking groove 61, so that the plugging part 4 is fixed after reaching a preset position, cannot be easily moved, and is beneficial to plug-in power taking.

As shown in fig. 1 and 2, the trunking 2 is configured such that the power cord 3 is substantially wrapped in the trunking 2, and the power cord 3 cannot be easily touched by shielding the flange 13, for example: when inserting the passageway 12 with a conductive foreign matter in, because of sheltering from of flange 13, the power cord 3 can't be touched in conductive foreign matter level insertion, and if upwards insert can be blockked by wire casing 2, also can't touch power cord 3, effectively avoided the emergence of the electric shock risk that children hand-held conductive foreign matter leads to after inserting, the security has obtained the abundant assurance.

Claims

1. The utility model provides a slidingtype supply socket of power-off protection, includes slide (1), its characterized in that: the slide way (1) is arranged along a wall, the slide way (1) is divided into an upper channel (12) and a lower channel (12) through a partition plate (11), the channels (12) are all provided with wire grooves (2) downwards along the upper end wall, power wires (3) are all contained in the wire grooves (2), and two side walls of the opening of each wire groove (2) are made of flexible rubber materials; the openings of the wire grooves (2) are close to each other, a flange (13) extends downwards along the upper port of the channel (12), and the flange (13) shields the two wire grooves (2); the outer side of the flange (13) is provided with an inserting part (4), the inserting part (4) comprises a sliding part (41), the sliding part (41) extends towards the two channels (12) and is provided with two supporting rods (5), the upper ends of the extending ends of the supporting rods (5) towards the two channels (12) are both provided with contact pieces (6) upwards, and the contact pieces (6) are formed by elastic metal sheets which are symmetrically arranged at left and right intervals; the elastic metal sheet of the contact sheet (6) is in an opposite arc structure corresponding to the circular power line (3); semicircular locking grooves (61) are formed in the left side and the right side of the elastic metal sheet of the contact sheet (6), and thickening platforms (62) are arranged on the front side and the rear side of each locking groove (61); the lower end of the contact piece (6) is communicated with an electric connecting seat arranged in the cavity of the sliding part (41) through a lead arranged in the support rod (5); the panel of the movable part (42) is provided with a jack (43) allowing an electric appliance plug; a spreading locking mechanism (7) is arranged on the upper side of the supporting rod (5), the spreading locking mechanism (7) comprises a spreader (71), and the spreader (71) is arranged at the front end and the rear end of the contact piece (6); the front end and the rear end of the spreader (71) are fixedly connected with the sliding block (73), an elastic support (711) is arranged on the outer side of the spreader (71), the front end and the rear end of the elastic support (711) are fixedly connected with the sliding block (73), a locking roller (72) is arranged in the middle of the inner side of the elastic support (711), and the locking roller (72) is matched with the locking groove (61); the sliding block (73) is connected with a shifting lever (75) through a transmission gear set (74), the transmission gear set (74) is composed of two racks and two gears, the transmission gear set (74) is arranged on the upper end face of the supporting rod (5), the number of the shifting lever (75) is two, one end of the shifting lever (75) is fixed at two ends of one rack of the transmission gear set (74) close to the inserting part (4), and the other end of the shifting lever is inserted into and penetrates through two sliding grooves (411) formed in the sliding part (41) to be fixed on the left side of the movable part (42); and the transmission gear set (74) is a straight rack arranged close to the sliding part (41), and one side of the transmission gear set facing the sliding part (41) is a smooth surface and is abutted against the inward side of the flange (13).

2. A slide type power outlet for power-off protection as claimed in claim 1, wherein: the two ends of the contact piece (6) are arc-shaped close to the port edge of the power line (3).

3. A slide type power outlet for power-off protection as claimed in claim 1, wherein: the distractor (71) is made of hard insulating materials, and the inner diameter of the distractor (71) is larger than the diameter of the power line (3).