CN210692846U

CN210692846U - Terminal sheath structure

Info

Publication number: CN210692846U
Application number: CN201922319182.XU
Authority: CN
Inventors: 胡振方; 王国英; 谷瑞文
Original assignee: Cwb Electronics Zhejiang Co ltd
Current assignee: Cwb Electronics Zhejiang Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-06-05
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a terminal sheath structure, when installing the connecting terminal, as long as open the apron on the sheath, just can put into the sheath through the fluting mouth with the connecting terminal, and gently push away the connecting terminal can slide the grafting end into the other end of sheath, the installation process hardly has any resistance, only need close the apron at last can restrict the grafting end in the other end of sheath through spacing mounting structure, just also realize the installation and fixation of connecting terminal in the sheath, prevent the connecting terminal from sliding in the sheath and even deviate from the sheath, the advantage of this design lies in, realizes the locking and the unblock of connecting terminal in the sheath through the opening and closing of apron, can accomplish that the connecting terminal is packed into the sheath with zero insertion resistance form, thereby can not cause dragging and damage to the connecting position of wire and connecting terminal, mounting structure is simple, the cooperation is fixed reliably, the installation process is light and convenient, the installation efficiency is improved, and the safety of the product in use is guaranteed.

Description

Terminal sheath structure

Technical Field

The utility model relates to an electrical connection line processing technology field, concretely relates to terminal sheath structure.

Background

In the electrical appliance industry, many electrical connection lines are generally sheathed with an insulating sheath at a terminal of a strong electrical connector in order to ensure the electrical safety of products because the use environment is special. Due to the protection of the sheath, the connecting terminal is prevented from being exposed outside, and the connecting terminal can be effectively protected from being damaged by oxidation.

For example, chinese patent document CN204315740U discloses a direct-insert sheath of an electrical terminal, which is sleeved outside an electrical connection terminal, and is integrally formed by a wire sleeve, a plug-in protection end, and a lock neck connecting the wire sleeve and the plug-in protection end, wherein a neck is provided in the wire sleeve near the lock neck, the cross section of the wire sleeve is circular and matches with a lead, the cross section of the plug-in protection end is long circular, and the length of the long circular is larger than the diameter of the lead, the direct-insert sheath is sleeved on the lead before the connection terminal is connected with the lead, when the direct-insert sheath is installed, if the connection terminal is pushed into the direct-insert sheath, the force application range is small and the installation is not in place easily, therefore, when one end of the lead extending out from the direct-insert sheath is pressed against the electrical connection terminal, the direct-insert sheath is taken down to cover the whole electrical connection terminal.

The structure of the straight-inserting sheath of the electric terminal has the following problems that when the connecting terminal and the straight-inserting sheath are assembled, one hand is needed to hold the straight-inserting sheath, the other hand is needed to pull the lead of the connecting terminal, so that the connecting terminal is pulled into the straight-inserting sheath to be fastened, the applied force is often large, the installation is labor-consuming, the installation efficiency is low, the connecting part of the lead and the connecting terminal is damaged or even pulled apart due to overlarge pulling force, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in that the installation is comparatively hard when overcoming the installation sheath among the prior art, appears the too big problem that damages or tear apart appear in the junction that makes wire and connecting terminal of application of force easily to provide a simple to operate is quick, and the installation effectiveness is high, can not cause the terminal sheath structure of damage to wire and connecting terminal's junction.

The utility model provides a terminal sheath structure, include:

the side wall of the sheath is provided with a notch extending to one end of the sheath;

the connecting terminal is arranged in the sheath through the slotted opening and comprises an inserting end which is suitable for extending into the other end of the sheath;

the cover plate can be rotatably opened or closed and is arranged at the notch, and a limiting installation structure which limits the plug-in end to be separated from the other end of the sheath when the cover plate is closed is arranged between the cover plate and the sheath.

In the terminal sheath structure, the limiting installation structure comprises a first limiting block arranged at the other end of the sheath and a second limiting block arranged on the cover plate oppositely, and the first limiting block and the second limiting block are respectively matched and abutted against two sides of the insertion end.

In foretell terminal sheath structure, the fluting with be formed with between the sheath other end and be fit for holding the holding chamber of grafting end, first stopper set up in the one end port department in holding chamber, the second stopper follow the apron rotates the time shelter from in the other end port department in holding chamber.

In the terminal sheath structure, the second limiting block is arranged at the end part of one end of the cover plate close to the accommodating cavity, and the second limiting block is a strip-shaped convex block.

In the terminal sheath structure, the insertion end comprises two clamping flanges which are formed by bending two sides of the insertion end in opposite directions, and a gap is reserved between the two clamping flanges and the insertion end.

In the terminal sheath structure, one end of the cover plate is a rotating end which is rotatably connected with one side edge of the notch, and the other end of the cover plate is a fixed end which is fixedly connected with the other side edge of the notch in a matched manner.

In the terminal sheath structure, a buckle structure is arranged between the fixed end and the sheath, the buckle structure comprises a plurality of buckle grooves arranged on the fixed end and buckle protrusions arranged on the side wall of the sheath corresponding to the buckle grooves, and the buckle protrusions form buckle matching with the buckle grooves when the cover plate is closed.

In the above terminal sheath structure, the connection terminal includes a terminal end disposed opposite to the insertion end and received in one end of the sheath, and the terminal end is provided with a wire pressing groove adapted to press a wire.

Compared with the prior art, the technical scheme of the utility model have the following advantage:

1. the terminal sheath structure provided by the utility model has the advantages that when the connecting terminal is installed, the connecting terminal can be placed into the sheath through the notch by only opening the cover plate on the sheath, the plugging end can be slid into the other end of the sheath by slightly pushing the connecting terminal, the installation process has almost no resistance, and finally the plugging end can be limited in the other end of the sheath by only closing the cover plate through the limiting installation structure, so that the installation and fixation of the connecting terminal in the sheath are realized, the connecting terminal is prevented from sliding in the sheath and even dropping out of the sheath, the locking and unlocking of the connecting terminal in the sheath are realized by opening and closing the cover plate, the connecting terminal can be installed in the sheath in a zero insertion resistance mode, the connecting position of a wire and the connecting terminal cannot be dragged and damaged, the installation structure is simple, and the matching is fixed and reliable, the installation process is light and convenient, the installation efficiency is improved, and the safety of the product in use is guaranteed.

2. The utility model provides a terminal sheath structure, the notch with be formed with between the sheath other end and be fit for holding the holding chamber of grafting end, first stopper set up in the one end port department in holding chamber the grafting end slides in can receive during the holding chamber the effect of blockking of first stopper shows promptly that the grafting end is installed in place, can prevent like this the grafting end passes through the holding chamber is followed the sheath other end is worn out, in order to prevent simultaneously the grafting end is retreated, through closing the apron makes the second stopper is followed shelter from when the apron rotates in the other end port department in holding chamber, at this moment by first stopper with the butt of mutually supporting of second stopper is in the both ends of grafting end to play the effect of spacing installation, easy operation is convenient, and the cooperation is fixed reliable.

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 embodiments or the technical solutions in the prior art will be briefly described below.

Fig. 1 is a schematic structural view of the terminal sheath structure of the present invention when the cover plate is closed;

fig. 2 is a schematic structural view of the terminal sheath structure of the present invention when the cover plate is opened;

fig. 3 is a right side view of the terminal sheath structure of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

description of reference numerals:

1-a sheath; 11-grooving opening; 12-a cover plate; 13-a containing cavity; 14-a rotating end; 15-fixed end; 16-a snap groove; 17-a snap projection; 2-a connection terminal; 21-a plug end; 22-clamping and flanging; 23-a terminal; 24-line pressing grooves; 31-a first stopper; 32-second stopper.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Example 1

The present embodiment is described in detail below with reference to the accompanying drawings:

the utility model provides a terminal sheath structure as shown in fig. 1-4, include:

the side wall of the sheath 1 is provided with a slotted opening 11 extending to one end of the sheath 1;

the connecting terminal 2 is arranged in the sheath 1 through the slotted opening 11 and comprises a plug-in end 21 which is suitable for extending into the other end of the sheath 1;

the cover plate 12 is rotatably arranged at the slotted opening 11 in an opening or closing manner, and a limiting installation structure which limits the insertion end 21 to be separated from the other end of the sheath 1 when the cover plate 12 is closed is arranged between the cover plate 12 and the sheath 1.

The above embodiment is a core technical scheme of this embodiment, when the connection terminal 2 is installed, as long as the cover plate 12 on the sheath 1 is opened, the connection terminal 2 can be placed into the sheath 1 through the notch 11, and the insertion end 21 can be slid into the other end of the sheath 1 by slightly pushing the connection terminal 2, the installation process has almost no resistance, and finally, the insertion end 21 can be limited in the other end of the sheath 1 by closing the cover plate 12 through the limit installation structure, so that the connection terminal 2 can be installed and fixed in the sheath 1, and the connection terminal 2 is prevented from sliding in the sheath 1 and even coming out of the sheath 1, so the design has the advantages that the connection terminal 2 is locked and unlocked in the sheath 1 by opening and closing the cover plate 12, the connection terminal 2 can be installed in the sheath 1 in a zero insertion resistance manner, and the connection position between the lead and the connection terminal 2 cannot be pulled and damaged, the installation structure is simple, the cooperation is fixed reliable, and the installation is light convenient, improves the installation effectiveness, security when the guarantee product uses.

The limit mounting structure is described in detail below with reference to fig. 2-4:

the limiting installation structure comprises a first limiting block 31 arranged at the other end of the sheath 1 and a second limiting block 32 arranged on the cover plate 12 relatively, the first limiting block 31 and the second limiting block 32 are respectively matched and abutted against two sides of the inserting end 21, and the inserting end 21 is limited to be inserted into the sheath 1 and then to be displaced through the matching of the first limiting block 31 and the second limiting block 32, so that the connection terminal 2 and the sheath 1 are kept fixed in relative installation positions, the structure is simple, and the installation stability is good.

As a preferred embodiment, an accommodating cavity 13 suitable for accommodating the inserting end 21 is formed between the notch 11 and the other end of the sheath 1, the first stopper 31 is disposed at one end port of the accommodating cavity 13, and when the inserting end 21 slides into the accommodating cavity 13, the first stopper 31 will block the inserting end 21, that is, the inserting end 21 is installed in place, so as to prevent the inserting end 21 from passing through the other end of the sheath 1 through the accommodating cavity 13, and simultaneously, in order to prevent the inserting end 21 from retreating, by closing the cover plate 12, the second stopper 32 is shielded from the other end port of the accommodating cavity 13 when rotating along with the cover plate 12, and at this time, the first stopper 31 and the second stopper 32 are mutually matched and abutted against the two ends of the inserting end 21, so as to achieve the effect of limiting installation, and the operation is simple and convenient, the matching and fixing are reliable.

As shown in fig. 2, the second limiting block 32 is disposed at an end of the cover plate 12 close to the accommodating cavity 13, and the second limiting block 32 is a strip-shaped protrusion, so as to increase a contact area with the insertion end 21 and further improve a limiting effect.

As a preferred embodiment, as shown in fig. 2, the insertion end 21 includes two clamping flanges 22 formed by bending two sides of the insertion end in opposite directions, a gap is left between the two clamping flanges 22 and the insertion end 21, the gap reserves an insertion space for the external terminal to be electrically connected to the connection terminal 2, and further improves the contact effect when electrically connected to the insertion end 21 through the clamping flanges 22, and as shown in fig. 3, the first limiting block 31 is provided with three parts at the port of the sheath 1 and does not block the normal insertion of the external terminal.

The specific structure of the cover plate 12 is described in detail below with reference to fig. 1 and 2:

as shown in fig. 2, one end of the cover plate 12 is a rotating end 14 rotatably connected to one side edge of the notch 11, the other end of the cover plate is a fixed end 15 fixedly connected to the other side edge of the notch 11 in a matching manner, the rotating end 14 and the side edge of the notch 11 are integrally formed, and a rotatable bent edge structure is arranged between the rotating end and the side edge of the notch 11. Of course, the connection between the rotating end 14 and the side of the notch 11 can also be a rotating shaft and a rotating hole.

As a preferred embodiment, a buckle structure is arranged between the fixed end 15 and the sheath 1, the buckle structure includes a plurality of buckle grooves 16 arranged on the fixed end 15, and buckle protrusions 17 arranged on the side wall of the sheath 1 corresponding to the buckle grooves 16, the buckle protrusions 17 form a buckle fit with the buckle grooves 16 when the cover plate 12 is closed, the sheath 1 and the cover plate 12 are stably and reliably connected through the mutual fit of the buckle protrusions 17 and the buckle grooves 16, the cover plate 12 is prevented from being opened randomly, and a protection effect is exerted on the connection terminal 2 in the sheath 1.

As shown in fig. 4, the connection terminal 2 includes a terminal 23 disposed opposite to the inserting terminal 21 and accommodated at one end of the sheath 1, the terminal 23 is provided with a wire pressing groove 24 suitable for pressing a wire, and the wire pressing groove 24 includes an insulating pressing part pressed with the insulating part of the wire and a conductive pressing part pressed with the metal part of the wire, so that the wire is not easy to be separated from the terminal after being pressed, and the pressing effect is improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A terminal sheath structure, comprising:

the side wall of the sheath (1) is provided with a slotted opening (11) extending to one end of the sheath (1);

the connecting terminal (2) is arranged in the sheath (1) through the slotted opening (11) and comprises a plug-in end (21) which is suitable for extending into the other end of the sheath (1);

the cover plate (12) is arranged at the slotted opening (11) in a rotatable opening or closing mode, and a limiting installation structure which limits the insertion end (21) to be separated from the other end of the sheath (1) when the cover plate (12) is closed is arranged between the cover plate (12) and the sheath (1).

2. The terminal sheath structure of claim 1, wherein the limiting and mounting structure comprises a first limiting block (31) arranged at the other end of the sheath (1) and a second limiting block (32) arranged on the cover plate (12) oppositely, and the first limiting block (31) and the second limiting block (32) are respectively matched and abutted against two sides of the insertion end (21).

3. The terminal sheath structure of claim 2, wherein an accommodating cavity (13) suitable for accommodating the plug-in end (21) is formed between the notch (11) and the other end of the sheath (1), the first limiting block (31) is arranged at one end port of the accommodating cavity (13), and the second limiting block (32) is shielded at the other end port of the accommodating cavity (13) when rotating along with the cover plate (12).

4. The terminal sheath structure of claim 3, wherein the second limiting block (32) is arranged at one end of the cover plate (12) close to the accommodating cavity (13), and the second limiting block (32) is a strip-shaped bump.

5. The terminal sheath structure of claim 1, wherein the insertion end (21) comprises two holding flanges (22) bent from opposite sides thereof, and a gap is formed between the two holding flanges (22) and the insertion end (21).

6. A terminal sheath structure according to any one of claims 1 to 5, characterized in that one end of the cover plate (12) is a rotating end (14) rotatably connected with one side edge of the notch (11), and the other end is a fixed end (15) fixedly connected with the other side edge of the notch (11).

7. A terminal sheath structure according to claim 6, characterized in that a snap structure is arranged between the fixed end (15) and the sheath (1), the snap structure comprises a plurality of snap grooves (16) arranged on the fixed end (15) and snap protrusions (17) arranged on the side wall of the sheath (1) corresponding to the snap grooves (16), and the snap protrusions (17) form a snap fit with the snap grooves (16) when the cover plate (12) is closed.

8. A terminal cover structure according to claim 7, wherein said connection terminal (2) comprises a terminal (23) arranged opposite said plug end (21) and received in an end of said cover (1), said terminal (23) being provided with a crimping slot (24) adapted to crimp a wire.