CN207977560U - Sheath - Google Patents

Abstract

The utility model discloses a kind of sheaths, including female sheath, the side of mother's sheath offers dovetail groove, through-hole is offered in the top inner wall and bottom interior wall of dovetail groove, the second kelly is slidably fitted in through-hole, second kelly runs through corresponding through-hole, the top and bottom of female sheath are installed with the first supporting block, first supporting block offers the first groove close to the side of corresponding second kelly, first groove is opened up on the side inner wall far from corresponding second kelly there are two the first card slot, one end that two the second kellies are located remotely from each other is installed with the second supporting block being slidably connected with the inner wall of corresponding first groove respectively, second supporting block offers the second groove close to the side of corresponding first supporting block.The utility model is simple in structure, easy to operate, can quickly be clamped to sub- sheath and female sheath, to keep the wiring of two terminals more secured.

Description

Sheath

Technical field

The utility model is related to sheath technical field more particularly to a kind of sheaths.

Background technology

Sheath is to be used for the outer layer insulation of connecting terminal, protection and be widely used in electric wire, electric appliance, automobile, motor The various electrical equipment wiring harness such as vehicle, air-conditioning, washing machine, refrigerator, it have easy to use, bright in luster, metal rust preventing, indicate, tie up, Fire-retardant, the features such as insulation performance is good.

The sheath of the terminal for frequently plugging currently on the market cannot protect two terminal connections fastnesses mostly, External force is easy that two terminals is made directly to disengage under touching, to be easy to cause device powers down or be unable to the situation of normal use Occur, therefore we have proposed sheaths for solving the above problems.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and the sheath proposed.

To achieve the goals above, the utility model uses following technical solution：

The side of sheath, including female sheath, mother's sheath offers dovetail groove, in the top inner wall and bottom of dovetail groove Through-hole is offered on wall, the second kelly is slidably fitted in through-hole, and the second kelly runs through corresponding through-hole, the top of female sheath Portion and bottom are installed with the first supporting block, and the first supporting block offers first close to the side of corresponding second kelly Groove, the first groove are opened up on the side inner wall far from corresponding second kelly there are two the first card slot, two the second kellies The one end being located remotely from each other is installed with the second supporting block being slidably connected with the inner wall of corresponding first groove respectively, and second Supporting block offers the second groove close to the side of corresponding first supporting block, and the second groove is far from corresponding first support Be welded with the first spring on the side inner wall of block, the first spring close to one end of corresponding first supporting block be welded with relatively The first kelly that the inner wall for the second groove answered is slidably connected, the one end of the first kelly far from corresponding first spring are located at phase In corresponding first card slot, offer annular groove on the inner wall of through-hole, the outside fixing sleeve of the second kelly be equipped with it is corresponding Annular groove the third supporting block that is slidably connected of inner wall, the side that two third supporting blocks are located remotely from each other, which is welded with, to be arranged Second spring on the outside of corresponding second kelly, one end that two second springs are located remotely from each other are respectively welded at two annulars On the side inner wall that groove is located remotely from each other, sub- sheath, the fixed peace in top and bottom of sub- sheath are movably installed in dovetail groove Equipped with the 4th supporting block, the side that two the 4th supporting blocks are located remotely from each other offers the second card slot, and two the second kellies are mutual Close one end is located in corresponding second card slot.

Preferably, the both sides of the third supporting block are nested with the first ball, and the first ball and corresponding annular are recessed The inner wall of slot is in contact.

Preferably, two the second kellies one end close to each other is nested with the second ball, the second ball and the second card slot Inner wall be in contact.

Preferably, two the first kellies side close to each other is nested with third ball, third ball with it is corresponding The inner wall of second groove is in contact.

Preferably, the side that two the first kellies are located remotely from each other is installed with supporting rod, and two supporting rods are mutually remote From one end extend respectively to outside corresponding second supporting block.

Preferably, sliding eye is offered on the side inner wall that two the second grooves are located remotely from each other, supporting rod is through opposite The sliding eye answered simultaneously is slidably connected with the inner wall of corresponding sliding eye.

Compared with prior art, the utility model has the beneficial effects that：

By female sheath, dovetail groove, through-hole, the first supporting block, the first groove, the first card slot, the second supporting block, second recessed Slot, the first spring, the first kelly, the second kelly, annular groove, third supporting block, second spring, sub- sheath, the 4th supporting block It is matched down with the second card slot, supporting rod drives the sliding of the first kelly, so that the first kelly is removed out of first card slot, in the second bullet Under the elastic force effect of spring, second spring pushes the sliding of third supporting block, third supporting block to drive the sliding of the second kelly, the second kelly The second supporting block is driven to move, the second supporting block drives the movement of the first kelly, so that the second kelly is caught in the second card slot, first Under the elastic force effect of spring, the first kelly is made to be caught in the first card slot, it can be to the clamping of sub- sheath and female sheath, this reality with regard to completion It is simple with new structure, it is easy to operate, quickly sub- sheath and female sheath can be clamped, to make the wiring of two terminals more Securely.

Description of the drawings

Fig. 1 be the utility model proposes sheath schematic cross-sectional view；

Fig. 2 be the utility model proposes sheath part A enlarged structure schematic diagram；

Fig. 3 be the utility model proposes sheath part B enlarged structure schematic diagram.

In figure：1 female sheath, 2 dovetail grooves, 3 through-holes, 4 first supporting blocks, 5 first grooves, 6 first card slots, 7 second supports Block, 8 second grooves, 9 first springs, 10 first kellies, 11 second kellies, 12 annular grooves, 13 third supporting blocks, 14 second bullets Spring, 15 sub- sheaths, 16 the 4th supporting blocks, 17 second card slots.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-3, sheath, including female sheath 1, the side of female sheath 1 offer dovetail groove 2, in the top of dovetail groove 2 Through-hole 3 is offered on wall and bottom interior wall, the second kelly 11 is slidably fitted in through-hole 3, the second kelly 11 is through corresponding Through-hole 3, the top and bottom of female sheath 1 are installed with the first supporting block 4, and the first supporting block 4 is close to corresponding The side of two kellies 11 offers the first groove 5, and the first groove 5 opens up on the side inner wall far from corresponding second kelly 11 There are two the first card slots 6, and one end that two the second kellies 11 are located remotely from each other is installed with and corresponding first groove 5 respectively The second supporting block 7 for being slidably connected of inner wall, the second supporting block 7 offers close to the side of corresponding first supporting block 4 Two grooves 8, the second groove 8 are welded with the first spring 9, the first spring 9 on the side inner wall far from corresponding first supporting block 4 The first card being slidably connected with the inner wall of corresponding second groove 8 is welded with close to one end of corresponding first supporting block 4 Bar 10, the one end of the first kelly 10 far from corresponding first spring 9 are located in corresponding first card slot 6, the inner wall of through-hole 3 On offer annular groove 12, the outside fixing sleeve of the second kelly 11 is equipped with and the sliding of the inner wall of corresponding annular groove 12 connects The third supporting block 13 connect, the side that two third supporting blocks 13 are located remotely from each other, which is welded with, is set in corresponding second kelly The second spring 14 in 11 outsides, it is mutually remote that one end that two second springs 14 are located remotely from each other is respectively welded at two annular grooves 12 From side inner wall on, sub- sheath 15 is movably installed in dovetail groove 2, the top and bottom of sub- sheath 15 are installed with Four supporting blocks 16, the side that two the 4th supporting blocks 16 are located remotely from each other offer the second card slot 17, two 11 phases of the second kelly Mutually close one end is located in corresponding second card slot 17, passes through female sheath 1, dovetail groove 2, through-hole 3, the first supporting block 4, the first groove 5, the first card slot 6, the second supporting block 7, the second groove 8, the first spring 9, the first kelly 10, the second kelly 11, Annular groove 12, third supporting block 13, second spring 14, sub- sheath 15, the 4th supporting block 16 and the second card slot 17 match down, Supporting rod drives the sliding of the first kelly 10, and the first kelly 10 is made to be removed out of first card slot 6, is acted in the elastic force of second spring 14 Under, second spring 14 pushes third supporting block 13 to slide, and third supporting block 13 drives the sliding of the second kelly 11,11 band of the second kelly Dynamic second supporting block 7 movement, the second supporting block 7 drive the movement of the first kelly 1, the second kelly 11 are made to be caught in the second card slot 17, Under the elastic force effect of the first spring 9, the first kelly 10 is made to be caught in the first card slot 6, with regard to completing that sub- sheath 15 and mother can be protected The clamping of set 1, the utility model is simple in structure, easy to operate, can quickly be clamped to sub- sheath 15 and female sheath 1, to Keep the wiring of two terminals more secured.

In the utility model, the both sides of third supporting block 13 are nested with the first ball, the first ball and corresponding ring The inner wall of connected in star 12 is in contact, and two the second kelly 11 one end close to each other are nested with the second ball, the second ball with The inner wall of second card slot is in contact, and two the first kelly 10 sides close to each other are nested with third ball, third ball with The inner wall of corresponding second groove 8 is in contact, and the side that two the first kellies 10 are located remotely from each other is installed with supporting rod, One end that two supporting rods are located remotely from each other extends respectively to outside corresponding second supporting block 7, and two the second grooves 8 are located remotely from each other Side inner wall on offer sliding eye, supporting rod is slided through corresponding sliding eye and with the inner wall of corresponding sliding eye Dynamic connection, by female sheath 1, dovetail groove 2, through-hole 3, the first supporting block 4, the first groove 5, the first card slot 6, the second supporting block 7, Second groove 8, the first spring 9, the first kelly 10, the second kelly 11, annular groove 12, third supporting block 13, second spring 14, Sub- sheath 15, the 4th supporting block 16 and the second card slot 17 match down, and supporting rod drives the sliding of the first kelly 10, makes the first kelly 10 remove out of first card slot 6, and under the elastic force effect of second spring 14, second spring 14 pushes third supporting block 13 to slide, Third supporting block 13 drives the sliding of the second kelly 11, the second kelly 11 that the movement of the second supporting block 7, the second supporting block 7 is driven to drive First kelly 1 moves, and the second kelly 11 is made to be caught in the second card slot 17, under the elastic force effect of the first spring 9, makes the first kelly 10 are caught in the first card slot 6, can be to the clamping of sub- sheath 15 and female sheath 1 with regard to completion, and the utility model is simple in structure, operation side Just, quickly sub- sheath 15 and female sheath 1 can be clamped, to keep the wiring of two terminals more secured.

Operation principle：When in use, sub- sheath 15 and female sheath 1 are distinguished into fixing sleeve in the outside of two terminals first, Then sub- sheath 15 is put into dovetail groove 2, sub- sheath 15 drives the 4th supporting block 16 to enter in dovetail groove 2, then pulls branch Strut, supporting rod drive the sliding in the second groove 8 of the first kelly 10, make the first kelly 10 out of corresponding first card slot 6 It removes, then under the effect of the elastic force of second spring 14, second spring 14 pushes third supporting block 13 sliding in annular groove 12 Dynamic, third supporting block 13 drives the second kelly 11 to be slided in through-hole 3, drive the second supporting block 7 movement of the second kelly 11, and second Supporting block 7 drives the movement of the first kelly 1 supporting rod to be unclamped at this time, first until the second kelly 11 is caught in the second card slot 17 Under the elastic force effect of spring 9, the first kelly 10 is made to be caught in the first card slot 6, it can be to the card of sub- sheath 15 and female sheath 1 with regard to completion Dress, to make two terminals not arbitrarily to be detached from, ensure that the fastness of terminal connections.

The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. sheath, including female sheath (1), which is characterized in that the side of mother's sheath (1) offers dovetail groove (2), dovetail groove (2) it offers through-hole (3) in top inner wall and bottom interior wall, is slidably fitted with the second kelly (11) in through-hole (3), second Kelly (11) runs through corresponding through-hole (3), and the top and bottom of female sheath (1) are installed with the first supporting block (4), the One supporting block (4) offers the first groove (5) close to the side of corresponding second kelly (11), and the first groove (5) is far from phase It is opened up on the side inner wall of corresponding second kelly (11) there are two the first card slot (6), two the second kellies (11) are located remotely from each other One end be installed with the second supporting block (7) being slidably connected with the inner wall of corresponding first groove (5) respectively, second Bracer (7) offers the second groove (8) close to the side of corresponding first supporting block (4), and the second groove (8) is far from corresponding The first supporting block (4) side inner wall on be welded with the first spring (9), the first spring (9) is supported close to corresponding first One end of block (4) is welded with the first kelly (10) being slidably connected with the inner wall of corresponding second groove (8), the first kelly (10) one end far from corresponding first spring (9) is located in corresponding first card slot (6), is opened on the inner wall of through-hole (3) Equipped with annular groove (12), the outside fixing sleeve of the second kelly (11) is equipped with to be slided with the inner wall of corresponding annular groove (12) The third supporting block (13) of connection, the side that two third supporting blocks (13) are located remotely from each other, which is welded with, is set in corresponding Second spring (14) on the outside of two kellies (11), one end that two second springs (14) are located remotely from each other are respectively welded at two annulars On the side inner wall that groove (12) is located remotely from each other, sub- sheath (15), the top of sub- sheath (15) are movably installed in dovetail groove (2) The 4th supporting block (16) is installed with bottom, the side that two the 4th supporting blocks (16) are located remotely from each other offers second Card slot (17), two the second kelly (11) one end close to each other are located in corresponding second card slot (17).

2. sheath according to claim 1, which is characterized in that the both sides of the third supporting block (13) are nested with first Ball, the first ball are in contact with the inner wall of corresponding annular groove (12).

3. sheath according to claim 1, which is characterized in that two the second kelly (11) one end close to each other are nested There are the second ball, the second ball to be in contact with the inner wall of the second card slot.

4. sheath according to claim 1, which is characterized in that two the first kelly (10) sides close to each other are nested There are third ball, third ball to be in contact with the inner wall of corresponding second groove (8).

5. sheath according to claim 1, which is characterized in that the side that two the first kellies (10) are located remotely from each other is fixed Supporting rod is installed, one end that two supporting rods are located remotely from each other extends respectively to corresponding second supporting block (7) outside.

6. sheath according to claim 1, which is characterized in that on the side inner wall that two the second grooves (8) are located remotely from each other Sliding eye is offered, supporting rod is slidably connected through corresponding sliding eye and with the inner wall of corresponding sliding eye.