CN217444759U

CN217444759U - Anti-drop DC head

Info

Publication number: CN217444759U
Application number: CN202220939039.XU
Authority: CN
Inventors: 周成军; 赵贵炀; 张凤林
Original assignee: Shenzhen Fuyongchang Electronics Co ltd
Current assignee: Shenzhen Fuyongchang Electronics Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-09-16
Anticipated expiration: 2032-04-21

Abstract

The utility model relates to the technical field of DC heads, in particular to an anti-drop DC head, which comprises a DC connecting male head and a DC connecting female head, wherein a convex part of the DC connecting male head is inserted in the DC connecting female head, a fixed structure is arranged between the DC connecting male head and the DC connecting female head, an insert block rotating button can be inserted in a fixed groove through the rotation of an insert block, the connecting block and the stop block can reset by utilizing the elastic resetting action of a spring, the side surface of the stop block is attached to the side surface of the insert block at the moment, the insert block has the function of blocking and limiting, the insert block is prevented from being separated from the fixed groove, the connection of a connecting ring I and a connecting ring II is completed, the insert block is subjected to the blocking force of the stop block, the separation of the connecting ring I and the connecting ring II is avoided, the connection of the DC connecting male head and the DC connecting female head is more stable and is not easy to loosen, and the separation of the DC connecting male head and the DC connecting female head is avoided, thereby effectively preventing the falling of the utility model and being convenient to use.

Description

Anti-drop DC head

Technical Field

The utility model relates to a DC head technical field especially relates to an anti-drop DC head.

Background

DC is actually the meaning of english direct current, so DC is the direct current line. It is known that electricity used at present is actually alternating current or direct current. The DC line is a wire for transmitting direct current. All wires connected to a DC power source may be collectively referred to as DC wires.

As disclosed in the chinese patent: an anti-drop connects, publication no: CN206498035U, "the recess that utilizes the arch of DC hardware side and DC female joint side to match each other to realize that DC female joint and DC public gluey core match the installation each other, arch and recess combine closely, realize the effect that high-speed joint prevented to drop", but in the in-service use process, DC head is connecting the completion back, owing to do not have other fixed joint modes, causes the condition that drops easily in the use, influences normal use.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides an anti-drop DC head.

In order to solve the technical problem, the utility model provides a following technical scheme: an anti-drop DC head comprises a DC connection male head and a DC connection female head, wherein a convex part of the DC connection male head is inserted in the DC connection female head, a fixed structure is arranged between the DC connection male head and the DC connection female head, the fixed structure comprises a connection ring I and a connection ring II, the connection ring I is fixedly sleeved on the DC connection male head, the connection ring II is fixedly sleeved on the DC connection female head, a containing groove matched with the connection ring II is formed in the side wall surface of the connection ring I, the connection ring II is movably inserted in the containing groove, slots are formed in the inner wall surfaces of two sides of the containing groove, a fixing groove is formed in the side wall surface of each slot, inserting blocks are fixedly connected to the end parts of the two sides of the connection ring II, the two inserting blocks are respectively and movably inserted in the slots and rotatably screwed in the fixing grooves, and are symmetrically distributed around the midpoint of the two inserting blocks, the slot is internally provided with connecting blocks in a sliding mode, and each end portion of each connecting block is fixedly connected with a stop block.

As a preferred technical scheme of the utility model, equal fixedly connected with spring in the slot, every the connecting block is respectively through the internal face fixed connection of spring with the slot.

As a preferred technical scheme of the utility model, the rectangle opening, every have all been seted up to the lateral wall face of slot the slider of the equal fixedly connected with of side tip of connecting block and rectangle opening looks adaptation, every the rectangle opening is run through in the slider activity respectively.

As an optimized technical scheme of the utility model, the slider has been cup jointed in the surface activity of go-between one, the slider is the annular shape.

As an optimal technical scheme of the utility model, two the slider respectively with the both sides internal face fixed connection of slider.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

firstly, when the DC connection male head and the DC connection female head need to be connected, a user inserts the convex part at the DC connection male head into the groove at the DC connection female head to ensure that the DC connection male head and the DC connection female head are preliminarily connected, two insertion blocks are respectively movably inserted into the slots, the two insertion blocks can apply pressure to the stop block to ensure that the connecting block slides in the slot, so that the spring is stressed and compressed, the stop block does not block the fixed slot at the moment, the user can rotate the connecting ring two by rotating the DC connection female head, the insertion blocks can be driven to rotate by the rotation of the connecting ring two, the rotation of the insertion blocks can ensure that the insertion block rotates and is inserted into the fixed slot, the elastic resetting effect of the spring is utilized to ensure that the connecting block and the stop block reset, the side surfaces of the stop block are attached to the side surfaces of the insertion blocks, and the blocking limiting effect is achieved on the insertion blocks, the inserting block is prevented from being separated from the fixing groove, the connecting ring I and the connecting ring II are connected and connected, the inserting block is prevented from being blocked by the stop block, the connecting ring I and the connecting ring II are prevented from being separated from each other, the DC connection male head and the DC connection female head are connected more stably, the DC connection male head and the DC connection female head are prevented from being separated from each other, and therefore the novel DC connecting device is effectively prevented from falling off and is convenient to use.

Secondly, when the separation is dismantled with DC connection male head and DC connection female head to needs, the user is through removing the slider, removal through the slider can drive two sliders and remove, removal through two sliders can drive two connecting blocks and slide in the slot, the side surface of dog will no longer laminate with the side surface of inserted block this moment, will no longer block the inserted block, connect female head through rotating DC, make go-between two and inserted block rotate, the inserted block will break away from the fixed slot, it can take out go-between two to outwards remove DC connection female head, thereby make DC connection female head break away from DC connection male head, it is comparatively convenient to dismantle, it is comparatively convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of the overall DC header connection of the present invention;

fig. 2 is a schematic structural view of a connection ring ii of the present invention;

fig. 3 is a schematic structural view of a connection ring of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention;

fig. 5 is a schematic structural diagram of the connecting block of the present invention.

Wherein: 1. a DC connecting male head; 2. DC connecting the female head; 3. a connecting ring I; 31. accommodating grooves; 32. a slot; 33. fixing grooves; 4. a connecting ring II; 41. inserting a block; 5. connecting blocks; 51. a stopper; 52. a slider; 6. a spring; 7. a slider.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

As shown in fig. 1, 2, 3, 4 and 5, an anti-drop DC connector includes a DC connecting male connector 1 and a DC connecting female connector 2, a convex portion of the DC connecting male connector 1 is inserted into the DC connecting female connector 2, a fixing structure is disposed between the DC connecting male connector 1 and the DC connecting female connector 2, the fixing structure includes a connecting ring one 3 and a connecting ring two 4, the connecting ring one 3 is fixedly sleeved on the DC connecting male connector 1, the connecting ring two 4 is fixedly sleeved on the DC connecting female connector 2, a side wall surface of the connecting ring one 3 is provided with an accommodating groove 31 adapted to the connecting ring two 4, the connecting ring two 4 is movably inserted into the accommodating groove 31, inner wall surfaces of both sides of the accommodating groove 31 are provided with slots 32, a side wall surface of each slot 32 is provided with a fixing groove 33, end portions of both sides of the connecting ring two 4 are fixedly connected with insertion blocks 41, the two insertion blocks 41 are respectively movably inserted into the slots 32 and rotate buttons into the fixing grooves 33, the two insertion blocks 41 are symmetrically distributed around the middle point of the connecting ring II 4, the connecting blocks 5 are arranged in the slot 32 in a sliding mode, the end portion of each connecting block 5 is fixedly connected with a stop block 51, the slot 32 is fixedly connected with a spring 6, when the DC connecting male head 1 and the DC connecting female head 2 need to be connected, a user inserts the convex portion of the DC connecting male head 1 into the groove of the DC connecting female head 2 to enable the DC connecting male head 1 and the DC connecting female head 2 to be primarily connected, the two insertion blocks 41 are movably inserted into the slot 32 respectively, the two insertion blocks 41 apply pressure to the stop blocks 51 to enable the connecting blocks 5 to slide in the slot 32, the spring 6 is compressed under stress, the stop blocks 51 do not block the fixing grooves 33 any more at the moment, the user connects the female head 2 through rotating the DC connecting ring II 4 to enable the connecting ring II 4 to rotate, and the insertion blocks 41 are driven to rotate through the rotation of the connecting ring II 4, the insertion block 41 can be rotated and screwed into the fixed groove 33 through the rotation of the insertion block 41, the connecting block 5 and the stop block 51 are reset by the elastic resetting action of the spring 6, at the moment, the side surface of the stop block 51 is attached to the side surface of the insertion block 41, the insertion block 41 is prevented from being blocked and limited, the insertion block 41 is prevented from being separated from the fixed groove 33, the connection of the connection ring I3 and the connection ring II 4 is completed, the insertion block 41 is blocked by the stop block 51, the connection ring I3 and the connection ring II 4 are prevented from being separated, the DC connection male head 1 and the DC connection female head 2 are connected more stably and are not easy to loosen, the DC connection male head 1 and the DC connection female head 2 are prevented from being separated, the dropping of the DC connection male head 1 and the DC connection female head 2 is effectively prevented, the use is convenient, when the DC connection male head 1 and the DC connection female head 2 need to be detached and separated, a user moves the sliding part 7, the two sliders 52 are driven to move by the movement of the slider 7, the two connecting blocks 5 are driven to slide in the slots 32 by the movement of the two sliders 52, at the moment, the side surfaces of the stoppers 51 are not attached to the side surfaces of the inserting blocks 41, the inserting blocks 41 are not blocked, the connecting rings two 4 and the inserting blocks 41 are rotated by rotating the DC connecting female head 2, the inserting blocks 41 are separated from the fixing grooves 33, the connecting rings two 4 can be taken out by moving the DC connecting female head 2 outwards, so that the DC connecting female head 2 is separated from the DC connecting male head 1, the disassembly is convenient, the use is convenient, each connecting block 5 is fixedly connected with the inner wall surface of the slot 32 through the spring 6, rectangular through holes are formed in the side wall surface of the slot 32, the side end part of each connecting block 5 is fixedly connected with the sliders 52 matched with the rectangular through holes, each slider 52 movably penetrates through the rectangular through holes, the surface of the connecting ring I3 is movably sleeved with a sliding piece 7, the sliding piece 7 is in a circular ring shape, and the two sliding blocks 52 are respectively and fixedly connected with the inner wall surfaces of the two sides of the sliding piece 7.

When the DC connection male head 1 and the DC connection female head 2 are required to be connected, a user inserts the convex part at the position of the DC connection male head 1 into the groove at the position of the DC connection female head 2 to enable the DC connection male head 1 and the DC connection female head 2 to be primarily connected, two inserting blocks 41 are respectively and movably inserted into the slots 32, the two inserting blocks 41 apply pressure to the stopper 51 to enable the connecting block 5 to slide in the slot 32, the spring 6 is compressed under stress, at the moment, the stopper 51 does not block the fixing slot 33 any more, the user connects the female head 2 through rotating the DC to enable the connecting ring two 4 to rotate, the inserting block 41 is driven to rotate through the rotation of the connecting ring two 4, the inserting block 41 can be rotated and pressed into the fixing slot 33 through the rotation of the inserting block 41, the connecting block 5 and the stopper 51 are reset by utilizing the elastic reset function of the spring 6, at the moment, the side surface of the stopper 51 is attached to the side surface of the inserting block 41, the plug block 41 is blocked and limited, the plug block 41 is prevented from being separated from the fixed groove 33, the connection between the first connecting ring 3 and the second connecting ring 4 is completed, the plug block 41 is blocked by the stopper 51, the first connecting ring 3 and the second connecting ring 4 are prevented from being separated, the DC connecting male head 1 and the DC connecting female head 2 are more stably connected and are not easy to loosen, the DC connecting male head 1 and the DC connecting female head 2 are prevented from being separated, the falling-off of the DC connecting male head and the DC connecting female head is effectively prevented, the use is convenient, when the DC connecting male head 1 and the DC connecting female head 2 need to be detached and separated, a user can drive the two sliders 52 to move by moving the slider 7, the two connecting blocks 5 can be driven to slide in the slot 32 by moving the two sliders 52, at the moment, the side surface of the stopper 51 can not be attached to the side surface of the plug block 41 any more, will no longer block the inserted block 41, connect female 2 through rotating DC for go-between two 4 and inserted block 41 rotate, and inserted block 41 will break away from fixed slot 33, and outside removal DC connects female 2 and can takes out go-between two 4, thereby makes DC connect female 2 break away from DC and connects public first 1, and it is comparatively convenient to dismantle, and it is comparatively convenient to use.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. An anti-drop DC head comprises a DC connection male head (1) and a DC connection female head (2), and is characterized in that a lug boss of the DC connection male head (1) is inserted into the DC connection female head (2), a fixed structure is arranged between the DC connection male head (1) and the DC connection female head (2), the fixed structure comprises a connection ring I (3) and a connection ring II (4), the connection ring I (3) is fixedly sleeved on the DC connection male head (1), the connection ring II (4) is fixedly sleeved on the DC connection female head (2), an accommodating groove (31) matched with the connection ring II (4) is formed in the side wall surface of the connection ring I (3), the connection ring II (4) is movably inserted into the accommodating groove (31), slots (32) are formed in the inner wall surfaces of two sides of the accommodating groove (31), and a fixing groove (33) is formed in the side wall surface of each slot (32), the end parts of the two sides of the connecting ring II (4) are fixedly connected with inserting blocks (41), the two inserting blocks (41) are movably inserted into the inserting grooves (32) respectively, and the rotating buttons are screwed into the fixing grooves (33).

2. An anti-drop DC head according to claim 1, characterized in that, the two said plug blocks (41) are distributed symmetrically around the midpoint of the connecting ring two (4).

3. An anti-drop DC head according to claim 1, characterized in that a connecting block (5) is slidably arranged in each slot (32), and a stop block (51) is fixedly connected to the end of each connecting block (5).

4. The anti-drop DC head according to claim 3, wherein a spring (6) is fixedly connected in each slot (32), and each connecting block (5) is fixedly connected with the inner wall surface of the slot (32) through the spring (6).

5. The anti-drop DC head according to claim 4, wherein a rectangular through hole is formed on a side wall surface of each slot (32), a sliding block (52) matched with the rectangular through hole is fixedly connected to a side end of each connecting block (5), and each sliding block (52) movably penetrates through the rectangular through hole respectively.

6. The anti-drop DC head according to claim 5, wherein a sliding part (7) is movably sleeved on the surface of the connecting ring I (3), and the sliding part (7) is in a circular ring shape.

7. The drop-preventing DC head as claimed in claim 6, wherein the two sliders (52) are fixedly connected to inner wall surfaces of both sides of the slider (7), respectively.