CN111564739A

CN111564739A - Conductive guide rail for electric power connection

Info

Publication number: CN111564739A
Application number: CN202010570459.0A
Authority: CN
Inventors: 莫景照; 陈汝棠; 陈胜强; 董信奖
Original assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2020-08-21
Anticipated expiration: 2040-06-22
Also published as: CN111564739B

Abstract

The invention discloses a conductive guide rail for electric power connection, which comprises a conductive seat, wherein a conductive groove is formed in the conductive seat, an elastic contact copper sheet is arranged at the bottom of the conductive groove, a long-strip slot for plugging a plug is formed in one side of the elastic contact copper sheet facing the notch of the conductive groove, a sliding cavity communicated with each conductive groove is formed in the conductive seat, a fixing plate is slidably arranged in the sliding cavity, the fixing plate can slide in the sliding cavity along the length direction of the long-strip slot, and an extrusion assembly for extruding the elastic contact copper sheet to enable the elastic contact copper sheet to be tightly attached to the plug is arranged on one side of the fixing plate facing the elastic contact copper sheet; during the use, can be in the plug inserts back in the elastic contact copper sheet, come extrusion elastic contact copper sheet through the extrusion subassembly, can make the elastic contact copper sheet can remain throughout with the state of plug in close contact with, can avoid the plug when moving on the conductive seat, the problem of contact failure appears easily.

Description

Conductive guide rail for electric power connection

Technical Field

The embodiment of the invention relates to the technical field of power connection, in particular to a conductive guide rail for power connection.

Background

With the development of social economy, the demand of various industries on electric power is continuously increased, and for electric power enterprises, the electric power output efficiency and stability are improved, and continuous electric power is provided for the society, so that the electric power generation system is a very serious task in the era.

Current connect electric apparatus mostly to the cooperation through plug and socket, but socket quantity on the row of inserting is limited, this just leads to when connecing electric a plurality of electrical apparatus, just need utilize a plurality of plug boards, and the mode that adopts electrically conductive guide rail can satisfy the demand of a plurality of electrical apparatus simultaneous use.

However, the conductive guide rail is of an open structure, and when the conductive guide rail is used for a long time, the elastic contact copper sheet arranged in the conductive guide rail is easy to deform due to the influence of external factors, so that the elastic contact copper sheet cannot be always kept in tight connection with the plug after the plug is inserted into the conductive guide rail, and the problem of poor contact is easily caused when the plug slides.

Disclosure of Invention

Therefore, the embodiment of the invention provides a conductive guide rail for power connection, which is used for solving the problems that in the prior art, a plurality of sockets are required to be purchased when the sockets are used for supplying power to a plurality of electrical appliances, and when the conductive guide rail is used for supplying power to the electrical appliances, an elastic contact copper sheet is easy to deform due to external factors, so that the elastic contact copper sheet cannot always keep close contact with a plug, and poor contact is easy to occur when the plug slides.

In order to achieve the above object, an embodiment of the present invention provides the following:

a conductive rail for electrical power connection comprising a conductive socket; the conductive seat is provided with a conductive groove; an elastic contact copper sheet is arranged at the bottom of the conductive groove, and a long-strip slot for inserting a plug is formed in one side, facing the notch of the conductive groove, of the elastic contact copper sheet;

a sliding cavity communicated with each conductive groove is formed in the conductive seat, a fixing plate is slidably mounted in the sliding cavity, and the fixing plate can slide in the sliding cavity along the length direction of the strip slot;

one side of the fixing plate facing the elastic contact copper sheet is provided with an extrusion assembly for extruding the elastic contact copper sheet to enable the elastic contact copper sheet to be tightly attached to the plug;

the extrusion subassembly is including being located two backup pads of the relative both sides of elastic contact copper sheet, backup pad swing joint has the pressure ram, the pressure ram towards the one end of elastic contact copper sheet stretches into in the electrically conductive groove and roll connection have a roller, the other end of pressure ram runs through the backup pad passes through spring coupling the inner wall in smooth chamber.

Optionally, the outer walls of the two sides of the elastic contact copper sheet are right opposite to the positions of the rollers, guide strips are arranged on the outer walls of the two sides of the elastic contact copper sheet, and a plurality of bulges arranged at equal intervals are arranged on the groove walls of the strip-shaped slot corresponding to the positions of the guide strips.

Optionally, the fixing plate extends into each of the conductive grooves, and through holes for plugs to pass through are formed in portions of the fixing plate extending into the conductive grooves; the fixing plate is also provided with a fixing component for fixing the plug;

the fixing assembly comprises extrusion wheels which are rotatably connected to two opposite sides of the through hole through a rotating shaft, one side of each extrusion wheel is slidably connected with a fixing ring sleeved on the rotating shaft, one end, far away from the extrusion wheel, of each fixing ring is installed on the fixing plate through a spring, and a rotating assembly used for controlling the rotating direction of the extrusion wheel is arranged on the inner wall of each fixing ring; the rotating assembly comprises a pawl and a sleeve which are connected to the inner wall of the fixing ring in a rotating mode through torsion springs, and the ratchet wheel is arranged on the rotating shaft and matched with the pawl.

Optionally, a control assembly is arranged on one side of the rotating assembly, which is far away from the extrusion wheel;

a guide groove is formed in the rotating shaft and is positioned on one side, away from the extrusion wheel, of the ratchet wheel;

the control assembly comprises a guide block which is arranged on the inner wall of the fixing ring and can be embedded with the guide groove;

the guide groove comprises a movement section and a reset section, wherein the movement section is used for controlling the fixing ring to move towards the direction of the extrusion wheel so as to enable the ratchet wheel to be clamped with the pawl, and the reset section is used for controlling the fixing ring to move towards the direction away from the extrusion wheel so as to enable the ratchet wheel to be separated from the pawl; and a buffer section is also arranged between the motion section and the reset section.

Optionally, a guide inclined plane is formed on one side of the ratchet wheel opposite to the pawl.

Optionally, a rubber buffer ring is sleeved on the extrusion wheel, and a plurality of anti-skidding convex points are arranged on the rubber buffer ring.

Optionally, the bottom of the long slot is connected with a metal buffer strip through a spring.

Optionally, a rolling groove is further formed in the conductive seat; the rolling groove is internally provided with a rolling wheel, the rolling wheel is arranged at the center of the fixed plate through a rolling shaft, and the rolling shaft is fixedly arranged on the fixed plate.

The embodiment of the invention has the following advantages:

when the elastic contact copper sheet is used, the elastic contact copper sheet can be extruded by the extrusion assembly after the plug is inserted into the elastic contact copper sheet, so that the elastic contact copper sheet can always keep a state of being tightly contacted with the plug, and the problem of poor contact easily caused when the plug moves on the conductive seat can be avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a fixing plate according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a resilient contact copper sheet according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a guide groove in an embodiment of the present invention.

In the figure:

1-a conductive seat; 2-a conductive slot; 3, fixing a plate; 4-a resilient contact copper sheet; 5-a through hole; 6-a fixing component; 7-an extrusion assembly; 8-metal buffer strips; 9-a rolling wheel; 10-rolling groove.

601-a rotating shaft; 602-an extrusion wheel; 603-a fixing ring; 604-a rotating assembly; 605-a control component; 606-a pawl; 607-ratchet; 608-a guide slot; 609-a guide block; 610-motion segment; 611-reset segment; 612-a buffer section; 613-rubber buffer ring;

701-a support plate; 702-a squeeze bar; 703-a roller; 704-a guide strip; 705 — convex.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below 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.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

As shown in fig. 1 to 4, the present invention provides a conductive rail for power connection, including a conductive socket 1; the conductive seat 1 is provided with a conductive groove 2; an elastic contact copper sheet 4 is arranged at the bottom of the conductive groove 2, and a strip slot for inserting a plug is arranged on one side of the elastic contact copper sheet 4 facing the notch of the conductive groove 2;

a sliding cavity communicated with each conductive groove 2 is formed in the conductive seat 1, a fixing plate 3 is installed in the sliding cavity in a sliding mode, and the fixing plate 3 can slide in the sliding cavity along the length direction of the strip-shaped slot;

the conductive grooves 2 are at least provided with two, namely, the live wire and the zero line corresponding to a power transmission cable, the power transmission cable is ensured to be applicable to power connection of most electrical appliances in the using process, the conductive grooves 2 can be arranged into three according to requirements in order to further improve the application range of the power transmission cable, namely, one conductive groove is additionally arranged to be connected with the ground wire, and the power transmission cable is enabled to be applicable to the use requirement of high-power electrical appliances.

One side of the fixing plate 3 facing the elastic contact copper sheet 4 is provided with an extrusion component 7 for extruding the elastic contact copper sheet 4 to enable the elastic contact copper sheet 4 to be tightly attached to the plug;

the extrusion assembly 7 comprises two support plates 701 positioned at two opposite sides of the elastic contact copper sheet 4, the support plates 701 are movably connected with extrusion rods 702, one ends of the extrusion rods 702 facing the elastic contact copper sheet 4 extend into the conductive groove 2 and are connected with rollers 703 in a rolling manner, and the other ends of the extrusion rods 702 penetrate through the support plates 701 and are connected with the inner wall of the sliding cavity through springs.

When the plug drives fixed plate 3 and moves together, can drive extrusion subassembly 7 and carry out the motion together to in-process using, the extrusion subassembly 7 that passes through that can be all the time extrudes elastic contact copper sheet 4, can make it carry out inseparable contact with the plug, thereby at the in-process that the plug removed, can avoid its easy contact failure's problem to appear.

When the device is used, the extrusion rod 702 applies a force to the elastic contact copper sheet 4 to cling to the plug under the action of the spring, so that the problem that poor contact of the plug is easy to occur in the long-time use process of the device is solved, the roller 703 is mainly used for converting the sliding motion of the extrusion rod 702 into the rolling motion of the roller 703 when the fixing plate 3 moves, the sliding friction force between the extrusion rod 702 and the elastic contact copper sheet 4 can be converted into the rolling friction force, the fixing plate 3 can move more easily, and meanwhile, the abrasion speed of the extrusion rod 702 can be greatly reduced.

As shown in fig. 1 to fig. 3, the outer walls of the two sides of the elastic contact copper sheet 4 opposite to the roller 703 are provided with a guide strip 704, and the walls of the elongated slot are provided with a plurality of protrusions 705 at equal intervals corresponding to the guide strip 704.

The guide strip 704 is preferably made of an insulating material, so that the insulating performance of the guide strip 704 can be improved, an arc-shaped groove can be formed in one side, facing the roller 704, of the guide strip 704, namely the roller 704 slides in the arc-shaped groove, the guide strip 704 serves to buffer the contact between the roller 704 and the elastic contact copper sheet 4, and the problem that the elastic contact copper sheet 4 is easily deformed in the using process is solved.

The fixing plate 3 extends into each conductive groove 2, and through holes 5 for plugs to pass through are formed in the parts of the fixing plate 3 extending into each conductive groove 2; the fixing plate 3 is also provided with a fixing component 6 for fixing the plug;

the fixing component 6 comprises a squeezing wheel 602 which is rotatably connected to two opposite sides of the through hole 5 through a rotating shaft 601, one side of the squeezing wheel 602 is slidably connected with a fixing ring 603 which is sleeved on the rotating shaft 601, one end of the fixing ring 603, which is far away from the squeezing wheel 602, is arranged on the fixing plate 3 through a spring, and a rotating component for controlling the rotating direction of the squeezing wheel 602 is arranged on the inner wall of the fixing ring 603; the rotating assembly comprises a pawl 606 rotatably connected to the inner wall of the fixing ring 603 through a torsion spring and a ratchet 607 sleeved on the rotating shaft 601 and matched with the pawl 606.

The quantity of fixed plate 3 can increase and decrease according to actual user demand, and when using, the plug runs through-hole 5, makes fixed plate 3 can be synchronous when moving, moves along with it, can play the effect of protection to the plug.

The extrusion wheel 602 is sleeved with a rubber buffer ring 613, the rubber buffer ring 613 is provided with a plurality of anti-slip bumps, and the rubber buffer ring 613 has certain elasticity, and mainly extrudes an inserted plug through the rubber buffer ring 613 in the use process, so that the plug is fixed.

When using, can cooperate extrusion wheel 602 to extrude the male plug, at the plug male in-process promptly, can drive extrusion wheel 602's rotation, make the synchronous extrusion to the plug of rubber cushion ring 613, then can normally put into the plug elastic contact copper sheet 4 and connect the electricity, and after fixed extrusion wheel 602, then the fixed of plug is realized to the frictional force between accessible rubber cushion ring 613 and the plug, can avoid when using, the plug breaks away from the problem of electrically conductive seat 1 easily under the effect of external force.

As shown in fig. 1, 2 and 4, a control assembly 605 is arranged on one side of the rotating assembly far away from the squeezing wheel 602;

a guide groove 608 is formed in the rotating shaft 601, and the guide groove 608 is located on one side of the ratchet 607 far away from the squeezing wheel 602;

the control assembly 605 includes a guide block 609 which is arranged on the inner wall of the fixing ring 603 and can be embedded with the guide groove 608;

the guide groove 608 comprises a moving section 610 for controlling the fixing ring 603 to move towards the squeezing wheel 602 to enable the ratchet wheel 607 to be engaged with the pawl 606, and a resetting section 611 for controlling the fixing ring 603 to move away from the squeezing wheel 602 to enable the ratchet wheel 607 to be disengaged from the pawl 606; a buffer section 612 is also disposed between the moving section 610 and the reset section 611.

The plug can drive the extrusion wheel 602 to rotate in the process of inserting, the extrusion wheel 602 can drive the fixing ring 603 to move towards one side of the extrusion wheel 602 through the embedding of the guide groove 608 and the guide block 609 in the rotating process, the ratchet wheel 607 can be clamped with the pawl 606 after the extrusion wheel 602 moves to a certain degree, when the ratchet wheel 607 is clamped with the pawl 606, the extrusion wheel 602 can only move towards one direction, so that the reverse separation of the plug can be controlled through the extrusion wheel 602, and the problem that the plug is separated from the conductive seat 1 easily in the moving process can be prevented.

When the plug is pulled out, the plug needs to be continuously pressed downwards, the pressing wheel 602 can be continuously rotated by the continuous pressing, after the pressing wheel 602 rotates to a certain degree, the fixing ring 603 can return to the original position under the action of the spring through the engagement of the guide groove 608 and the guide block 609, the fixing ring 603 returns to the original position, the pawl 606 is disengaged from the ratchet 607, the normal reverse rotation of the pressing wheel 602 can be realized, and the plug can be further normally pulled out.

The opposite sides of the ratchet 607 and the pawl 606 are formed with guiding slopes, that is, when the fixing ring 603 drives the pawl 606 to move toward the ratchet 607, the engagement between the ratchet 607 and the fixing ring will proceed gradually, so as to provide sufficient time for the engagement between the pawl 606 and the ratchet 607, and avoid the problem that the ratchet 607 and the pawl 606 are difficult to engage due to the dislocation between the pawl 606 and the ratchet 607.

Buffer segment 612 mainly used fixes the position of solid fixed ring 603, avoids its problem of reverse motion to appear easily, for the fixed stability of further improvement solid fixed ring 603, can set up an segmental arc on buffer segment 612, places guide block 609 in the segmental arc after, then the arc that accessible segmental arc had fixes the position of guide block 609, can effectively improve the fixed stability of solid fixed ring 603. When the pressing wheel 602 rotates in the opposite direction, the guide block 609 can be screwed out of the guide groove 608 along the reset segment 611, thereby avoiding the problem that the pressing wheel cannot rotate in the opposite direction.

The rotating shaft 601 is provided with a torsion spring, and the initial position of the rotating shaft 601 can be controlled under the action of the torsion spring, namely, the initial position of the guide block 609 is ensured at the connection part of the reset section 611 and the moving section 610, so that when a plug is inserted, the normal fixation of the plug can be realized.

It should be added that the spring for pulling the fixing ring 603 can make the position of the fixing ring 603 at a constant position without external force, that is, the guide block 609 is located at the connection between the reset segment 611 and the moving segment 610, so as to avoid the problem that the fixing ring 603 cannot be driven to move during the process of inserting the plug.

The tank bottom of rectangular slot has metal buffering strip 8 through spring coupling, and metal buffering strip 8 is used for supporting the plug and is connected with the plug, and metal buffering strip 8 can apply the power of a reverse motion for the plug under the effort of spring, can remind the current position of locating of user's plug at this power, avoids its excessive motion to lead to the problem that the plug directly popped out, and it also can avoid the problem that the plug popped out by accident under the interference of external force easily simultaneously.

A rolling groove 10 is also formed in the conductive seat 1; the rolling wheel 9 is arranged in the rolling groove 10, the rolling wheel 9 is arranged at the central position of the fixing plate 3 through a rolling shaft, the rolling shaft is fixedly arranged on the fixing plate 3, the rolling wheel 9 is mainly used for reducing the friction force between the fixing plate 3 and the conductive base 1, and the problem that the plug is difficult to push to slide due to the fact that the friction force between the conductive base 1 and the fixing plate 3 is large is solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A conductive track for electrical power connections, characterized by comprising a conductive socket (1); the conductive seat (1) is provided with a conductive groove (2); an elastic contact copper sheet (4) is arranged at the bottom of the conductive groove (2), and a long-strip slot for inserting a plug is formed in one side, facing the notch of the conductive groove (2), of the elastic contact copper sheet (4);

a sliding cavity communicated with each conductive groove (2) is formed in the conductive seat (1), a fixing plate (3) is installed in the sliding cavity in a sliding mode, and the fixing plate (3) can slide in the sliding cavity along the length direction of the strip-shaped slot;

one side of the fixing plate (3) facing the elastic contact copper sheet (4) is provided with an extrusion assembly (7) for extruding the elastic contact copper sheet (4) to enable the elastic contact copper sheet (4) to be tightly attached to the plug;

the pressing component (7) comprises two supporting plates (701) located on two opposite sides of the elastic contact copper sheet (4), a pressing rod (702) is movably connected to each supporting plate (701), one end, facing the elastic contact copper sheet (4), of each pressing rod (702) extends into the corresponding conductive groove (2) and is connected with a roller (703) in a rolling mode, and the other end of each pressing rod (702) penetrates through the corresponding supporting plate (701) and is connected with the inner wall of the corresponding sliding cavity through a spring.

2. The conducting track for electric power connection according to claim 1, characterized in that the outer walls of both sides of the elastic contact copper sheet (4) are provided with a guiding strip (704) at the position right opposite to the roller (703), and the groove wall of the elongated slot is provided with a plurality of protrusions (705) at equal intervals at the positions corresponding to the guiding strip (704).

3. The conductive guide rail for power connection according to claim 1, wherein the fixing plate (3) extends into each conductive groove (2), and the part of the fixing plate (3) extending into each conductive groove (2) is provided with a through hole (5) for a plug to pass through; the fixing plate (3) is also provided with a fixing component (6) for fixing a plug;

the fixing assembly (6) comprises extrusion wheels (602) which are rotatably connected to two opposite sides of the through hole (5) through a rotating shaft (601), one side of each extrusion wheel (602) is slidably connected with a fixing ring (603) which is sleeved on the rotating shaft (601), one end, far away from the extrusion wheels (602), of each fixing ring (603) is installed on the fixing plate (3) through a spring, and a rotating assembly used for controlling the rotating direction of the extrusion wheels (602) is arranged on the inner wall of each fixing ring (603); the rotating assembly comprises a pawl (606) and a ratchet wheel (607) which are connected to the inner wall of the fixing ring (603) in a rotating mode through torsion springs, and the ratchet wheel is sleeved on the rotating shaft (601) and matched with the pawl (606).

4. A conductive track for electrical power connection according to claim 3, characterized in that the side of the rotating assembly remote from the squeeze wheel (602) is provided with a control assembly (605);

a guide groove (608) is formed in the rotating shaft (601), and the guide groove (608) is located on one side, away from the squeezing wheel (602), of the ratchet wheel (607);

the control assembly (605) comprises a guide block (609) which is arranged on the inner wall of the fixing ring (603) and can be embedded with the guide groove (608);

the guide groove (608) comprises a moving section (610) for controlling the fixing ring (603) to move towards the squeezing wheel (602) so as to enable the ratchet wheel (607) to be engaged with the pawl (606), and a resetting section (611) for controlling the fixing ring (603) to move away from the squeezing wheel (602) so as to enable the ratchet wheel (607) to be disengaged from the pawl (606); a buffer section (612) is further arranged between the motion section (610) and the reset section (611).

5. A conductive track for electrical power connection according to claim 3, characterized in that the ratchet wheel (607) is formed with a guiding bevel on the side facing the pawl (606).

6. A conductive track for electric power connection according to claim 3, characterized in that said pressing wheel (602) is sleeved with a rubber buffer ring (613), said rubber buffer ring (613) being provided with a plurality of anti-slip protrusions.

7. A conductive track for electrical power connections according to claim 1, characterized in that the bottom of the elongated slot is spring-connected with a metal buffer strip (8).

8. The conductive rail for power connection according to claim 1, wherein a rolling groove (10) is further formed in the conductive seat (1); a rolling wheel (9) is arranged in the rolling groove (10), the rolling wheel (9) is installed at the center of the fixing plate (3) through a rolling shaft, and the rolling shaft is fixedly installed on the fixing plate (3).