CN116315920A - Power supply box without mounting handle or button and power supply connecting assembly - Google Patents

Abstract

The invention discloses a power supply box and a power supply connecting component without a mounting handle or a button, wherein the power supply box comprises: the box body is provided with an electricity taking head on the upper side and a mounting groove with an opening facing the upper side; the rotation limiting buckle comprises a first buckle and a second buckle, wherein the upper end of the first buckle and the upper end of the second buckle can retract into the mounting groove or extend out of the mounting groove along with the rotation of the rotation limiting buckle; and the elastic element is used for applying spring force to the rotation limiting buckle, and the rotation limiting buckle is used for performing rotation switching between at least a disengagement state, an entry state and a locking state by means of the spring force. The power supply box is connected with the power supply guide rail through integral rotation, and connection can be completed in the process of rotating the power supply box.

Description

Power supply box without mounting handle or button and power supply connecting assembly

Technical Field

The invention relates to the technical field of electric appliance connection, in particular to a power supply box without a mounting handle or a button and a power supply connection assembly.

Background

The power supply guide rail power supply is a novel power supply connection mode and comprises a power supply guide rail and a power supply box, wherein a conductive strip for receiving electricity is arranged in the power supply guide rail, and the power supply box is movably connected with the power supply guide rail and is connected with the conductive strip for taking electricity.

The buckle connection structure connected with the power supply guide rail on the current power supply box is provided with a buckle claw, a handle or a button is arranged, the buckle claw is connected with the handle or the button, and when the handle is rotated or the button is pressed, the buckle claw is fixedly buckled with the power supply guide rail. However, the operation is laborious when turning the handle or pressing the button, and the handle or the button is more protruding in the outside of power pack, and the space that buckle connection structure occupy is big, has increased the volume of power pack.

Disclosure of Invention

The invention mainly aims to provide a power supply box without a mounting handle or a button, a power supply guide rail and a power supply connecting assembly, and aims to solve the technical problems that a buckle connecting structure connected with the power supply guide rail on the power supply box in the prior art is laborious to operate and occupies a large space.

To achieve the above object, the present invention provides a power supply box without a mounting handle or button, comprising:

the box body is provided with a power taking head which penetrates through a slot of the power supply guide rail and is inserted into the power supply guide rail in a protruding mode, the power taking head is provided with a power receiving part and an upper limiting part and a lower limiting part, the power receiving part is used for being electrically connected with a conducting strip in the power supply guide rail, the upper limiting part and the lower limiting part are used for limiting the power supply guide rail in the vertical direction, and the box body is provided with a mounting groove with an opening facing the upper side;

the rotation limiting buckle is arranged in the mounting groove, can rotate up and down relative to the box body, comprises a first buckle and a second buckle which are arranged along the rotation direction of the rotation limiting buckle, and the upper end of the first buckle and the upper end of the second buckle can retract into the mounting groove or extend out of the mounting groove along with the rotation of the rotation limiting buckle;

an elastic element arranged for applying a spring force to the rotation limiting catch, the direction of the spring force being from the first catch towards the second catch, the rotation limiting catch being adapted for rotational switching between at least a disengaged state, an entered state and a locked state by means of the spring force, wherein:

in the disengaged state, the upper portion of the first fastener protrudes from the mounting groove under the action of the spring force, and the upper portion of the second fastener is lower, leveled or slightly higher than the opening of the mounting groove so that the lower side surface of the power supply rail can pass through the upper side of the second fastener;

in the entering state, the second fastener moves upwards along with the downward movement of the first fastener pressed into the mounting groove by the power supply guide rail, so that the upper part of the second fastener protrudes out of the mounting groove and stretches into the groove of the power supply guide rail, and the rotation limiting buckle applies a force opposite to the direction of the spring force to the elastic element;

in the lock catch state, under the action of the spring force, the first fastener upwards rebounds and protrudes out of the mounting groove and enters the grooving of the power supply guide rail, so that the upper part of the first fastener and the upper part of the second fastener can be respectively abutted with two sides of the grooving of the power supply guide rail.

When the power supply box is assembled to the power supply guide rail, the power taking head is inserted into the power supply guide rail through the slot of the power supply guide rail, and the rotation limiting buckle is in a disengaging state under the action of the elastic element;

then transversely rotating the whole power supply box, wherein the power supply box approaches to the power supply guide rail from one side of the second fastener, and the power supply guide rail can pass through the upper side of the second fastener;

along with the rotation of the power supply box, the upper side of the first fastener can touch the power supply guide rail, at the moment, the slot of the power supply guide rail is positioned on the right upper side of the second fastener, the rotation limiting buckle is switched to an entering state, the power supply guide rail continuously presses the first fastener downwards, so that the second fastener moves upwards to extend into the slot of the power supply guide rail, and meanwhile, the elastic element is reversely applied with acting force by the rotation limiting buckle;

along with the power pack continues to rotate, the fluting relative movement of power supply rail reaches the upper portion of first fastener, rotates spacing buckle and switches to the hasp state this moment, and under the effect of elastic component's spring force, upwards gets into the fluting with first fastener upper portion, and the second fastener pushes down, first fastener and second fastener respectively with the grooved both sides butt of power supply rail, power pack and power supply rail equipment in place this moment.

The assembled power supply box and the power supply guide rail are not dropped from the power supply guide rail under the action of the upper limit part and the lower limit part of the power supply taking head, the power supply box does not transversely rotate under the action of the rotation limit buckle of the power supply box and the slotting of the power supply guide rail, and the power receiving part of the power supply taking head is in contact with the conducting strip of the power supply guide rail to take power, so that the power supply box is mounted on the power supply guide rail.

The power supply box is connected with the power supply guide rail through integral rotation, and connection can be completed in the process of rotating the power supply box.

Preferably, the lower side of the first fastener is connected with the lower side of the second fastener, and a deformation gap is arranged between the first fastener and the second fastener, so that the first fastener and the second fastener can be elastically closed or opened.

In the early stage of entering the state, the power supply guide rail just compresses the first fastener downwards, when the second fastener moves upwards, the power supply guide rail and the second fastener possibly interfere in a small distance, the power supply guide rail blocks the second fastener upwards, and at the moment, the first fastener and the second fastener can be opened relatively to adapt to interference due to elastic deformation between the first fastener and the second fastener. Under the lock catch state, the first fastener and the second fastener can be elastically contracted and have an opening trend, so that the first fastener and the second fastener can be tightly clung to the grooves of the power supply guide rail.

Preferably, a first protrusion is arranged on the side surface, close to the second fastener, of the upper part of the first fastener, and a second groove with an open lower side is arranged on the side surface, far away from the first fastener, of the upper part of the second fastener; the first bulge is used for abutting and sliding with the lower side surface of the power supply guide rail in the entering state, and can be inserted into the slot of the power supply guide rail upwards and abutted with one side of the slot when the power supply guide rail is switched to the locking state; the second groove is used for moving downwards to be abutted with the upper side of the other side of the slot when the entering state is switched to the locking state.

When the lock catch state, the first bulge on the upper part of the first fastener enters the grooving of the power supply guide rail and is in butt joint with one grooved side, the upper side of the first bulge, which is far away from the direction of the second fastener, is butt jointed with the lower side of the power supply guide rail, so that the first fastener can be in butt joint with the power supply guide rail, the second fastener is pressed on the upper side in the grooving through the second groove, the first bulge and the second groove play a role of limiting transverse displacement, and meanwhile, the second fastener plays an auxiliary up-down limiting role, and particularly when the length of the power supply box is overlong, the second fastener is butt-jointed with the power supply guide rail, so that the sag of one side, which is far away from the power supply box, of the power supply box is prevented, the stability of connection is improved, and the power supply box is kept in fit with the power supply guide rail.

Preferably, a side of the first protrusion, which is far away from the second fastener, is provided with an exit compression inclined plane, the rotation limiting buckle further has an unlocking state, and the exit compression inclined plane is used for enabling the first protrusion to be compressed downwards when the power supply guide rail moves reversely and slides along the exit compression inclined plane when the locking state is switched to the unlocking state.

When the power supply box is required to be detached from the power supply guide rail, the power supply guide rail can downwards compress the first fastener along the exit compression inclined plane, the power supply guide rail does not compress the first fastener any more along with the relative movement of the power supply box and the power supply guide rail, the second fastener also downwards exits the grooving of the power supply guide rail under the action of the spring force of the elastic element, the rotation limiting buckle is restored to the disengagement state, and the disassembly operation is simple.

Preferably, the upper side of the second fastener is provided with a second cambered surface. When entering the state, if the upside of second fastener is slightly higher than the mounting groove, the second cambered surface can make the power supply guide rail conveniently press the second fastener downwards, easy to assemble. When the power supply guide rail and the second fastener are interfered when the power supply guide rail and the second fastener enter a state, the second fastener is easy to slide relatively so as to open.

Preferably, the power receiving part comprises a convex column and an electric shock sheet, the convex column is fixedly connected with the box body, the electric shock sheet is arranged on the convex column, the tail end of the electric shock sheet transversely extends, the electric shock sheet is used for contacting with a conducting strip in the power supply guide rail to obtain electricity, and the power receiving part comprises the electric shock sheet; the power supply limiting device comprises a power supply guide rail and is characterized in that an upper limiting block and a lower limiting block are arranged on the convex column, an inserting narrow part is arranged on the upper limiting block and the lower limiting block, the inserting narrow part is used for being inserted into a groove of the power supply guide rail, the length direction of the upper limiting block and the length direction of the lower limiting block are perpendicular to or form an included angle with the length direction of the box body, the upper limiting block and the lower limiting block are used for being inserted into the power supply guide rail and transversely rotate the box body and then are clamped with an upper limiting groove and a lower limiting groove in the power supply guide rail, and the upper limiting part and the lower limiting part comprise the upper limiting block and the lower limiting block.

The upper and lower stopper on the projection is equipped with inserts narrow portion, can insert in the fluting of power supply rail from the position of inserting narrow portion, and upper and lower stopper also rotates when rotating the power pack, and upper and lower stopper rotates to power supply rail's upper and lower spacing inslot, realizes the joint about power pack and the power supply rail, and the electric shock piece also gets the electricity with the conducting strip contact in the power supply rail simultaneously, and the structure is simpler, convenient operation.

Preferably, the elastic element is a V-shaped elastic piece, the V-shaped elastic piece is arranged in the mounting groove, the V-shaped elastic piece is arranged on one side, away from the second fastener, of the lower side of the first fastener, an opening of the V-shaped elastic piece is arranged upwards, and one side piece of the V-shaped elastic piece is abutted to the first fastener.

Preferably, the box body comprises an upper cover plate, a buckling seat and a lower shell with an open upper side, the upper cover plate is fixed on the upper side of the lower shell, the electricity taking head is fixed on the upper side of the upper cover plate, the buckling seat is fixed on the inner side of the lower shell, a rotation limiting buckle is rotationally connected with the buckling seat, an electric appliance inner cavity is formed between the buckling seat, the upper cover plate and the lower shell, and the buckling seat is separated to form the electric appliance inner cavity and the mounting groove. The rotation limiting buckle is arranged in the lower shell, the lower side of the lower shell is integrated, and the splicing seams of parts are reduced, so that the power supply box is more attractive.

On the other hand, the invention also provides a power supply connecting assembly with the power supply box, the power supply connecting assembly further comprises a power supply guide rail, a slot is arranged at the lower side of the power supply guide rail, the slot is used for the insertion of the power taking head, the width of the slot is matched with the distance between the first fastener and the second fastener, the first fastener and the second fastener can be inserted into the slot, a conducting strip is arranged at the inner side of the power supply guide rail and is used for being electrically connected with the power receiving part, and an upper limit groove and a lower limit groove which are used for being clamped with the upper limit part and the lower limit part are arranged in the power supply guide rail.

Through adopting foretell power pack that does not have installation handle or button, whole rotation power pack is more convenient laborsaving when installing the power pack to the power guide rail, has also reduced the volume of power pack.

Drawings

In order to more clearly illustrate the embodiments of the invention or the solutions of the prior art, the drawings which are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention and that other drawings can be obtained from the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a power supply box according to the present invention;

FIG. 2 is an exploded view of the power supply of the present invention;

FIG. 3 is a schematic side view of the power box according to the present invention;

fig. 4 is a schematic structural view of a rotation limiting buckle of the present invention;

FIG. 5 is a schematic cross-sectional view of a power rail of the present invention;

FIG. 6 is a schematic diagram of the power supply box of the present invention after the power take-off head and the power rail are assembled;

FIG. 7 is a schematic diagram showing a perspective structure of the power box of the present invention when the power box starts to rotate after the power pick-up head is inserted into the slot of the power rail;

FIG. 8 is a schematic perspective view of the power box and the power rail of the present invention after assembly;

FIG. 9 is a schematic view of the structure of the power box and the power rail of the present invention when the rotation limiting buckle is in a disengaged state;

FIG. 10 is a schematic view of a power pack and a power rail according to the present invention, when the power pack is connected, the rotation limiting buckle is switched from a disengaged state to an engaged state;

FIG. 11 is a schematic diagram of a structure of a rotation limiting buckle in a front stage of entering a state when a power supply box and a power supply guide rail are connected;

fig. 12 is a schematic structural diagram of the power supply box and the power supply rail of the present invention at a later stage of the entering state of the rotation limiting buckle when the power supply box and the power supply rail are connected;

fig. 13 is a schematic structural diagram of the power supply box and the power supply rail according to the present invention when the rotation limiting buckle is switched from the entering state to the locking state.

In the accompanying drawings: 1-power supply box, 2-box body, 21-power taking head, 211-power receiving part, 212-upper and lower limit part, 2121-insertion narrow part, 213-convex column, 22-lower shell, 23-upper cover plate, 24-buckle seat, 25-electric appliance inner cavity, 26-installation groove, 27-first connecting shaft, 28-first limit block, 29-second limit block, 3-rotation limit buckle, 31-first buckle, 311-first bulge, 312-withdrawal compression inclined plane, 313-first plane section, 32-second buckle, 321-second groove, 322-second cambered surface, 33-deformation gap, 34-blocking groove, 4-elastic element, 5-power supply guide rail, 51-slotting, 511-step, 52-conducting strip, 53-upper and lower limit groove and 54-insulating strip.

The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. 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 fall within the scope of the invention.

In addition, if a directional instruction such as up, down, left, right, front, rear, etc. is referred to in the embodiment of the present invention, the directional instruction is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional instruction is changed accordingly.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base the implementation on the basis of those skilled in the art, and when the technical solutions are contradictory or cannot be implemented, it should be considered that the combination of the technical solutions does not exist and is not within the scope of protection claimed by the present invention.

As shown in fig. 1 to 13, a power connection assembly includes a power box 1 without a mounting handle or button and a power rail 5. Referring to fig. 5, a slot 51 is provided at the lower side of the power rail 5, and a conductive bar 52 is provided at the inner side of the power rail 5.

Referring to fig. 1 to 4, a power supply box 1 includes a box body 2, a rotation limiting buckle 3, and an elastic member 4.

The upside protrusion of box body 2 is provided with and is used for passing the fluting 51 of power supply rail 5 and inserts to the inside electricity head 21 of getting of power supply rail 5, is equipped with electric portion 211 and upper and lower spacing portion 212 on the electricity head 21, electric portion 211 is used for being connected with the conducting strip 52 electricity in the power supply rail 5, and upper and lower spacing portion 212 is used for carrying out the spacing of upper and lower direction with power supply rail 5, and the inside of power supply rail 5 is equipped with the upper and lower spacing groove 53 that is used for with the joint about upper and lower spacing portion 212, is equipped with the mounting groove 26 of opening orientation upside on the box body 2.

The rotation limiting buckle 3 is arranged in the mounting groove 26, the rotation limiting buckle 3 can rotate up and down relative to the box body 2, the rotation limiting buckle 3 comprises a first buckle 31 and a second buckle 32 which are arranged along the rotation direction of the rotation limiting buckle 3, and the upper end of the first buckle 31 and the upper end of the second buckle 32 can retract into the mounting groove 26 or extend out of the mounting groove 26 along with the rotation of the rotation limiting buckle 3.

The elastic element 4 is arranged for applying a spring force to the rotation limiting catch 3 in a direction from the first catch 31 towards the second catch 32.

The rotation limiting catch 3 is used for rotation switching between at least a disengaged state, an entered state and a locked state by means of a spring force, wherein:

in the disengaged state, the upper portion of the first fastening member 31 protrudes from the mounting groove 26 under the action of the spring force, and the upper portion of the second fastening member 32 is lower, leveled or slightly higher than the opening of the mounting groove 26 so that the lower side surface of the power supply rail 5 can pass over the upper side of the second fastening member 32; the upper portion of the first fastener 31 protrudes from the mounting groove 26, i.e., cannot be mounted from one side of the first fastener 31, and can play a role in reminding the mounting direction.

In the entered state, the second fastening member 32 moves upward as the first fastening member 31 pressed downward into the mounting groove 26 by the power supply rail 5 moves downward, so that the upper portion of the second fastening member 32 protrudes from the mounting groove 26 and protrudes into the slot 51 of the power supply rail 5, and the rotation limiting buckle 3 applies a force to the elastic element 4 in a direction opposite to the spring force;

in the locked state, the first fastener 31 is elastically protruded upward from the mounting groove 26 and enters into the slot 51 of the power rail 5 by the spring force, so that the upper portion of the first fastener 31 and the upper portion of the second fastener 32 can be respectively abutted with both sides of the inside of the slot 51 of the power rail 5. The width of the slot 51 is matched to the distance between the first fastener 31 and the second fastener 32 so that the first fastener 31 and the second fastener 32 can be inserted into the slot 51.

When the power supply box 1 is assembled to the power supply guide rail 5, the power taking head 21 is inserted into the power supply guide rail 5 through the slot 51 of the power supply guide rail 5, at the moment, the power supply box 1 and the power supply guide rail 5 form an angle, and the rotation limiting buckle 3 is in a disengaging state under the action of the elastic element 4, and referring to fig. 7 and 9; then, the power supply box 1 is transversely rotated by taking the power head 21 as a circle center, the power supply box 1 approaches the power supply guide rail 5 from one side of the second fastener 32, and the power supply guide rail 5 can pass through the upper side of the second fastener 32.

As the power supply box 1 rotates, the upper side of the first fastener 31 touches the power supply rail 5, referring to fig. 10, at this time, the slot 51 of the power supply rail 5 is located at the right upper side of the second fastener 32, the rotation limiting buckle 3 is switched to an entering state, the power supply rail 5 continues to press the first fastener 31 downwards, referring to fig. 11 and 12, so that the second fastener 32 moves upwards to extend into the slot 51 of the power supply rail 5, and meanwhile, the elastic element 4 is reversely exerted with a force by the rotation limiting buckle 3;

along with the continuous rotation of the power supply box 1, the slot 51 of the power supply rail 5 relatively moves to the upper portion of the first fastener 31, at this time, the rotation limiting buckle 3 is switched to a locking state, the first fastener 31 is pushed upwards under the action of the spring force of the elastic element 4, the upper portion of the first fastener 31 upwards enters the slot 51, referring to fig. 13, the second fastener 32 is pressed downwards, the first fastener 31 and the second fastener 32 are respectively abutted with two sides of the slot 51 of the power supply rail 5, at this time, the power supply box 1 and the power supply rail 5 are assembled in place, at this time, the power supply box 1 is parallel to the power supply rail 5, and referring to fig. 8.

The assembled power supply box 1 and the power supply guide rail 5 are not dropped from the power supply guide rail 5 under the action of the upper and lower limiting parts 212 of the power supply head 21, the power supply box 1 does not transversely rotate under the action of the rotation limiting buckle 3 of the power supply box 1 and the slot 51 of the power supply guide rail 5, and the power receiving part 211 of the power supply head 21 is in contact with the conductive strip 52 of the power supply guide rail 5 to obtain power, so that the power supply box 1 is mounted on the power supply guide rail 5.

The power supply box 1 is connected with the power supply guide rail 5 through integral rotation, and the connection can be completed in the process of rotating the power supply box 1, compared with the prior art that the power supply box 1 adopts a buckle connection structure with a handle or a button, the integral rotation of the power supply box 1 is more convenient and labor-saving, the space of the prior buckle connection structure is reduced, and the volume of the power supply box 1 can be reduced. The lower side of the power supply box 1 can be provided with lamps to form a guide rail lamp, or provided with plugs and the like.

In some embodiments, referring to fig. 4, the first fastening member 31 and the second fastening member 32 are plastic members, and the lower side of the first fastening member 31 is connected to the lower side of the second fastening member 32, and a deformation gap 33 is provided between the first fastening member 31 and the second fastening member 32, so that the first fastening member 31 and the second fastening member 32 can be elastically closed or opened.

In the early stage of the entering state, when the power supply rail 5 just compresses the first fastener 31 downward and the second fastener 32 moves upward, there may be interference between the power supply rail 5 and the second fastener 32 at a small distance, and the power supply rail 5 blocks the second fastener 32 upward, and at this time, the first fastener 31 and the second fastener 32 can be relatively opened to accommodate the interference due to elastic deformation between the first fastener 31 and the second fastener 32. The first fastening member 31 and the second fastening member 32 may be disposed such that the distance between the outer sides of the first fastening member 31 and the second fastening member 32 is greater than the width of the slot 51 of the power rail 5, and in the fastened state, the first fastening member 31 and the second fastening member 32 may be elastically contracted and have a tendency to expand such that the first fastening member 31 and the second fastening member 32 are closely adhered to the slot 51 of the power rail 5.

Further, the rotation limiting buckle 3 is rotatably connected with the box body 2 at the position of the first buckle 31, and the first buckle 31 is rotatably connected with the box body 2 through the first connecting shaft 27, so that the deformable range of the second buckle 32 is larger.

Further, the box body 2 is further provided with a first limiting block 28, the first limiting block 28 is located on one side, far away from the first fastening piece 31, of the second fastening piece 32, and the first limiting block 28 is used for limiting the second fastening piece 32 to be excessively downward in a disengaging state and limiting the angle position of the rotation limiting buckle 3.

In some embodiments, a first protrusion 311 is disposed on a side of the upper portion of the first fastener 31 near the second fastener 32, where the first protrusion 311 is configured to slide against the lower side of the power rail 5 when the first fastener is in the engaged state, and when the first fastener is switched to the locked state, the first protrusion 311 can be inserted into the slot 51 of the power rail 5 upwards and abut against one side of the slot 51. The side of the upper portion of the second fastener 32, which is far from the first fastener 31, is provided with a second groove 321 with an open lower side, and the second groove 321 is used for moving downwards to abut against the upper side of the other side of the slot 51 when the entering state is switched to the locking state.

When in a locking state, the first bulge 311 on the upper part of the first fastener 31 enters the slot 51 of the power supply guide rail 5 and one side of the slot 51 is abutted, the upper side surface of the first bulge 311, which is far away from the second fastener 32, is abutted against the lower side surface of the power supply guide rail 5, so that the first fastener 31 can be clamped with the power supply guide rail 5, the second fastener 32 is pressed on the upper side in the slot 51 through the second groove 321, the first bulge 311 and the second groove 321 play a role in limiting transverse displacement, meanwhile, the second fastener 32 plays an auxiliary upper and lower limiting role, and particularly when the length of the power supply box 1 is longer, the second fastener 32 can assist in preventing the power supply box 1 from sagging on one side far away from the power supply head 21, the stability of connection is improved, and the power supply box 1 keeps attached to the power supply guide rail 5.

Further, the first fastening member 31 is a first planar section 313 on a side of the first protrusion 311 away from the second fastening member 32, and abuts against the lower side surface of the power rail 5 in the fastened state, so that the contact area with the lower side surface of the power rail 5 can be increased.

The second groove 321 has two vertical sides, and a step 511 is provided on the upper side of the other side of the slot 51 of the power rail 5, and the second groove 321 is pressed against the step 511 in the locked state, thereby increasing the contact area and improving the stability.

Further, a side of the first protrusion 311 away from the second fastener 32 is provided with an exit compression inclined plane 312, the rotation limiting buckle 3 further has an unlocked state, and the exit compression inclined plane 312 is used for enabling the first protrusion 311 to be compressed downwards when the power supply rail 5 moves reversely and slides along the exit compression inclined plane 312 when switching from the locked state to the unlocked state.

When the power supply box 1 needs to be detached from the power supply guide rail 5, the power supply guide rail 5 can compress the first fastener 31 downwards along the exit compression inclined plane 312 by reversely rotating the power supply box 1 in the assembling direction, the power supply guide rail 5 does not compress the first fastener 31 any more along with the relative movement of the power supply box 1 and the power supply guide rail 5, the second fastener 32 also exits the slot 51 of the power supply guide rail 5 downwards under the action of the spring force of the elastic element 4, the rotation limiting buckle 3 is restored to the disengaging state, and the detaching operation is simple. Specifically, in the locked state, the inclination direction of the exit compression inclined surface 312 is set obliquely upward in the direction from the first fastener 31 to the second fastener 32, and the exit compression inclined surface 312 may be a straight inclined surface or an arc inclined surface.

In some embodiments, the second fastener 32 has a second arcuate surface 322 on an upper side thereof. In the state of entering, if the upper side of the second fastening member 32 is slightly higher than the mounting groove 26, the second cambered surface 322 can enable the power supply guide rail 5 to conveniently press the second fastening member 32 downwards, so that the installation is convenient. The second fastener 32 is easily opened by sliding relatively when the power rail 5 and the second fastener 32 interfere with each other in the entered state.

In some embodiments, referring to fig. 2 and 3, the power receiving portion 211 includes a protruding column 213 and an electric shock sheet, the protruding column 213 is fixedly connected with the box body 2, the electric shock sheet is disposed on the protruding column 213, the end of the electric shock sheet extends transversely, the electric shock sheet is used for contacting with the conductive strip 52 in the power supply rail 5 to obtain power, and the power receiving portion 211 includes the electric shock sheet; the protruding column 213 is provided with an upper and a lower limiting block, the upper and the lower limiting block are provided with an inserting narrow part 2121, the inserting narrow part 2121 is used for being inserted into a slot 51 of the power supply guide rail 5, the length direction of the upper and the lower limiting block is perpendicular to or forms an included angle with the length direction of the box body 2, the upper and the lower limiting block is used for being clamped with an upper and a lower limiting groove 53 in the power supply guide rail 5 up and down after being inserted into the power supply guide rail 5 and transversely rotating the box body 2, and the upper and the lower limiting part 212 comprises the upper and the lower limiting block.

The upper and lower limiting blocks on the convex columns 213 are provided with the inserting narrow parts 2121, the upper and lower limiting blocks can be inserted into the grooves 51 of the power supply guide rail 5 from the positions where the narrow parts 2121 are inserted, the upper and lower limiting blocks also rotate when the power supply box 1 rotates, the upper and lower limiting blocks rotate into the upper and lower limiting grooves 53 of the power supply guide rail 5, the upper and lower clamping connection of the power supply box 1 and the power supply guide rail 5 is realized, and meanwhile, the electric shock sheet is in contact with the conductive strips 52 in the power supply guide rail 5 to take electricity, so that the structure is simpler and the operation is convenient. Preferably, the electric shock sheet is arranged on the upper limit block and the lower limit block, the extending direction of the tail end of the electric shock sheet is the same as the length direction of the upper limit block and the lower limit block, and the electric shock sheet is just clung to the conductive strip 52 after the power box 1 is installed.

Further, the number of the electric shock sheets is two or more, the corresponding number of the conductive strips 52 are arranged in the power supply guide rail 5, and the electric shock sheets and the conductive strips 52 are arranged in a one-to-one correspondence mode. The upper and lower limiting blocks are arranged to be vertically staggered, the upper and lower limiting grooves 53 are correspondingly arranged to be vertically staggered, and the upper and lower limiting blocks can be rotated into the upper and lower limiting grooves 53 only when being installed in place, so that reverse installation is avoided, and the foolproof effect is achieved.

In some embodiments, referring to fig. 3, the elastic element 4 is a V-shaped elastic piece, the V-shaped elastic piece includes two side pieces forming a V-shape, the V-shaped elastic piece is disposed in the mounting groove, the V-shaped elastic piece is disposed on a side, far away from the second fastener 32, of the lower side of the first fastener 31, an opening of the V-shaped elastic piece is disposed upwards, one of the side pieces of the V-shaped elastic piece is abutted to the first fastener 31, and the V-shaped elastic piece is capable of adapting to deformation and applying a spring force, so that the position range of the V-shaped elastic piece is larger, and the structure is simpler.

Further, a second limiting block 29 is further arranged on the box body 2, the second limiting block 29 is arranged on the lower side of the first fastener, a blocking groove 34 is formed in one side, far away from the second fastener 32, of the first fastener 31, one side piece of the V-shaped elastic piece is arranged in the blocking groove 34, the other side piece of the V-shaped elastic piece is abutted to the groove wall of the mounting groove, the second limiting block 29 limits the lower side of the V-shaped elastic piece, and the second limiting block 29 and the blocking groove 34 jointly play a role in excessively displacing or separating the V-shaped limiting piece. In other embodiments, the elastic element 4 may also be a torsion spring or the like, as long as a spring force can be applied to the rotation limiting catch 3.

In some embodiments, the box body 2 includes an upper cover plate 23, a fastening seat 24 and a lower casing 22 with an open upper side, the upper cover plate 23 is fixed on the upper side of the lower casing 22, the power taking head 21 is fixed on the upper side of the upper cover plate 23, the fastening seat 24 is fixed on the inner side of the lower casing 22, the rotation limiting fastening 3 is rotationally connected with the fastening seat 24, an electrical cavity 25 is formed between the fastening seat 24, the upper cover plate 23 and the lower casing 22, a part for power connection is arranged in the electrical cavity 25, the other end of the electric shock sheet extends to the electrical cavity 25 to connect with an electrical device, and the fastening seat 24 is separated to form the electrical cavity 25 and the mounting groove 26. The rotation limiting buckle 3 is arranged in the lower shell 22, the lower side of the lower shell 22 is integrated, and the splice seam of parts is reduced, so that the power box 1 is more attractive.

In some embodiments, the insulating strip 54 is disposed inside the power rail 5, the insulating strip 54 is clamped with the power rail 5, the conductive strip 52 is clamped on the insulating strip 54, and the insulating strip 54 can insulate the conductive strip 52 from the power rail 5 and also insulate the plurality of conductive strips 52 from each other.

The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.

Claims (9)

1. A power pack without a mounting handle or button, comprising:

the box body (2) is provided with a power taking head (21) which is used for penetrating through a slot (51) of the power supply guide rail (5) and being inserted into the power supply guide rail (5) in a protruding mode, the power taking head (21) is provided with a power receiving part (211) and an upper limiting part (212), the power receiving part (211) is used for being electrically connected with a conducting strip (52) in the power supply guide rail (5), the upper limiting part (212) is used for limiting the power supply guide rail (5) in the vertical direction, and the box body (2) is provided with a mounting groove (26) with an opening facing the upper side;

the rotation limiting buckle (3) is arranged in the mounting groove (26), the rotation limiting buckle (3) can rotate up and down relative to the box body (2), the rotation limiting buckle (3) comprises a first buckle (31) and a second buckle (32) which are arranged along the rotation direction of the rotation limiting buckle (3), and the upper ends of the first buckle (31) and the second buckle (32) can retract into the mounting groove (26) or extend out of the mounting groove (26) along with the rotation of the rotation limiting buckle (3);

-an elastic element (4) arranged for applying a spring force to the rotation-limiting catch (3), the direction of the spring force being from the first catch (31) towards the second catch (32), the rotation-limiting catch (3) being adapted for rotational switching between at least a disengaged state, an entered state and a locked state by means of the spring force, wherein:

in the disengaged state, the upper part of the first fastener (31) protrudes from the mounting groove (26) under the action of the spring force, and the upper part of the second fastener (32) is lower, level or slightly higher than the opening of the mounting groove (26) so that the lower side surface of the power supply rail (5) can pass through the upper side of the second fastener (32);

in the entering state, the second fastening piece (32) moves upwards along with the downward movement of the first fastening piece (31) pressed into the mounting groove (26) by the power supply guide rail (5), so that the upper part of the second fastening piece (32) protrudes out of the mounting groove (26) and stretches into a groove (51) of the power supply guide rail (5), and the rotation limiting buckle (3) applies a force to the elastic element (4) in the direction opposite to the spring force;

in the locking state, under the action of the spring force, the first fastener (31) is upwards rebounded and protrudes out of the mounting groove (26) and enters the groove (51) of the power supply guide rail (5), so that the upper part of the first fastener (31) and the upper part of the second fastener (32) can be respectively abutted with two sides of the inside of the groove (51) of the power supply guide rail (5).

2. The handle or button-less power supply box according to claim 1, wherein the lower side of the first fastening member (31) is connected to the lower side of the second fastening member (32), and a deformation gap (33) is provided between the first fastening member (31) and the second fastening member (32) so that the first fastening member (31) and the second fastening member (32) can be elastically closed or opened.

3. The power supply box without the mounting handle or the button according to claim 1, wherein a first protrusion (311) is arranged on the side surface of the upper part of the first fastener (31) close to the second fastener (32), and a second groove (321) with an open lower side is arranged on the side surface of the upper part of the second fastener (32) far from the first fastener (31);

the first protrusion (311) is used for abutting and sliding with the lower side surface of the power supply guide rail (5) in the entering state, and when the power supply guide rail is switched to the locking state, the first protrusion (311) can be inserted into the slot (51) of the power supply guide rail (5) upwards and abutted with one side of the slot (51);

the second groove (321) is used for moving downwards to be abutted with the upper side of the other side of the groove (51) when the entering state is switched to the locking state.

4. A handle or button-less power pack as claimed in claim 3, wherein a side of the first protrusion (311) remote from the second catch (32) is provided with an exit compression ramp (312), the rotation limiting catch (3) further having an unlocked state, the exit compression ramp (312) being adapted to cause the first protrusion (311) to be compressed downwardly when the power rail (5) is moved in a reverse direction and slid along the exit compression ramp (312) when switching from the locked state to the unlocked state.

5. The power supply box without the mounting handle or the button according to claim 1, wherein the second fastening member (32) is provided with a second cambered surface (322) on the upper side.

6. The power supply box without a handle or a button according to claim 1, wherein the power receiving part (211) comprises a convex column (213) and an electric shock sheet, the convex column (213) is fixedly connected with the box body (2), the electric shock sheet is arranged on the convex column (213), the tail end of the electric shock sheet transversely extends, the electric shock sheet is used for contacting with a conducting strip (52) in the power supply guide rail (5) to obtain electricity, and the power receiving part (211) comprises the electric shock sheet;

be equipped with upper and lower stopper on projection (213), be equipped with on upper and lower stopper and insert narrow portion (2121), insert narrow portion (2121) and be used for inserting fluting (51) of power supply rail (5), the length direction of upper and lower stopper with the length direction of box body (2) is perpendicular or become the contained angle, upper and lower stopper be used for inserting power supply rail (5) and lateral rotation behind box body (2) with upper and lower spacing groove (53) upper and lower joint in power supply rail (5), upper and lower spacing portion (212) include upper and lower stopper.

7. The power supply box without the mounting handle or the button according to claim 1, wherein the elastic element (4) is a V-shaped elastic piece, the V-shaped elastic piece is arranged in the mounting groove, the V-shaped elastic piece is arranged on one side, away from the second fastener (32), of the lower side of the first fastener (31), an opening of the V-shaped elastic piece is upwards, and one side piece of the V-shaped elastic piece is abutted against the first fastener (31).

8. The power supply box without a mounting handle or a button according to claim 1, wherein the box body (2) comprises an upper cover plate (23), a clamping seat (24) and a lower shell (22) with an open upper side, the upper cover plate (23) is fixed on the upper side of the lower shell (22), the power taking head (21) is fixed on the upper side of the upper cover plate (23), the clamping seat (24) is fixed on the inner side of the lower shell (22), the rotation limiting clamping buckle (3) is rotationally connected with the clamping seat (24), an electrical cavity (25) is formed among the clamping seat (24), the upper cover plate (23) and the lower shell (22), and the clamping seat (24) is separated to form the electrical cavity (25) and the mounting groove (26).

9. The power supply connection assembly is characterized by comprising the power supply box (1) according to any one of claims 1 to 8, the power supply connection assembly further comprises a power supply guide rail (5), a slot (51) is formed in the lower side of the power supply guide rail (5), the slot (51) is used for allowing the power taking head (21) to be inserted, the width of the slot (51) is matched with the distance between the first fastener (31) and the second fastener (32), the first fastener (31) and the second fastener (32) can be inserted into the slot (51), a conducting strip (52) is arranged on the inner side of the power supply guide rail (5), the conducting strip (52) is used for being electrically connected with the power connection portion (211), and an upper limit groove (53) and a lower limit groove (53) are formed in the power supply guide rail (5) and are used for being connected with the upper limit portion and the lower limit portion (212) in an up-down clamping mode.

Images