CN215816537U - Structure for preventing short circuit between clamping hook and terminal - Google Patents

Abstract

The utility model discloses a structure for preventing a hook from being short-circuited with a terminal, which comprises a shell, wherein a rubber core is arranged on the inner side of the shell, elastic sheet assemblies are arranged on the front side and the rear side of the top of the rubber core, a plastic body is arranged on the inner side of the lower part of the rubber core, a through groove corresponding to a first terminal and a second terminal is arranged in the rubber core, third convex blocks are fixedly connected to the top ends of the left side and the right side of the plastic body, a hook assembly is arranged on the inner side of the plastic body, the hook assembly comprises an installation piece, and hook pieces are fixedly connected to the tops of the left end and the right end of the installation piece. According to the utility model, the rubber core, the plastic body, the first terminal and the second terminal are detachable, so that the recoverability of the structure for preventing the short circuit of the hook and the terminal is improved, the plastic body can be formed independently, the cost required by adjusting the structure is reduced, the structural stability is strong, the capability of preventing the short circuit is guaranteed, and the plastic body is worthy of great popularization.

Description

Structure for preventing short circuit between clamping hook and terminal

Technical Field

The utility model relates to the technical field of electric connection, in particular to a structure for preventing a hook from being short-circuited with a terminal.

Background

The structure that prevents trip and terminal short circuit is by the wide application among the public head of Type-C interface, and Type-C interface volume is less, is the USB interface appearance standard of a mainstream, and positive and negative direction need not to distinguish for this interface, makes things convenient for the plug, and electronic technology is becoming mature day by day at present, wants to obtain consumer's favor, and numerous electronic product need provide better structure, stronger practicality under the product accords with standard prerequisite, consequently prevents the structure of trip and terminal short circuit and is indispensable.

The key of avoiding trip and terminal short circuit lies in making the clearance that keeps between trip and the terminal, with trip and terminal isolated each other, the structure that prevents trip and terminal short circuit on the market forms the one deck plastic usually with between trip and the terminal, carries out the rubber coating to the trip through the injection molding machine, detachability is relatively poor, need modify the mould when needing the change structure, the cost is higher, and the fixed effect of present structure that prevents trip and terminal short circuit is general, structural stability is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a structure for preventing a hook from being short-circuited with a terminal.

In order to achieve the purpose, the utility model adopts the following technical scheme: a structure for preventing a hook from being short-circuited with a terminal comprises a shell, wherein a rubber core is arranged on the inner side of the shell, elastic sheet assemblies are arranged on the front side and the rear side of the top of the rubber core, a plastic body is arranged on the inner side of the lower portion of the rubber core, first bar-shaped grooves are formed in four corners of the plastic body, six second bar-shaped grooves are formed in the front side and the rear side of the middle of the plastic body, first terminals are arranged on the inner sides of two first bar-shaped grooves in the rear side of the plastic body and the inner sides of six second bar-shaped grooves in the rear side of the plastic body, second terminals are arranged on the inner sides of two first bar-shaped grooves in the front side of the plastic body and the inner sides of six second bar-shaped grooves in the front side of the plastic body, through grooves corresponding to the first terminals and the second terminals are arranged in the rubber core, a first lug and a second lug are fixedly connected to the front end and the rear end of the left side and the right side of the plastic body, and the top end of the left side of the plastic body are fixedly connected with a third lug, the plastic body inboard is provided with the trip subassembly, the trip subassembly includes the installed part, the first lug of the equal fixedly connected with in installed part left and right sides top, the plastic body inboard is provided with the cell body that corresponds with first lug, the equal fixedly connected with in both ends top colludes the piece about the installed part.

As a further description of the above technical solution:

the elastic piece assembly comprises a mounting plate, three main elastic pieces are fixedly connected to the top of the mounting plate uniformly, the mounting plate is attached to the rubber core, second lugs are fixedly connected to the left end and the right end of the mounting plate respectively, three fourth lugs are fixedly connected to the end, far away from the central axis of the rubber core, of the mounting plate uniformly, and auxiliary elastic pieces are fixedly connected to the left side and the right side of the lower portion of the mounting plate respectively.

As a further description of the above technical solution:

both ends all are provided with spacing groove and four spacing grooves respectively with four second lug interference fit around the gluey core left and right sides.

As a further description of the above technical solution:

the top of the rubber core is provided with a through hole corresponding to the main elastic sheet.

As a further description of the above technical solution:

two second lugs of plastic body rear side all set up between two first lugs of plastic body rear side, two second lugs of plastic body front side all set up between two first lugs of plastic body front side.

As a further description of the above technical solution:

glue the core and control both ends and be provided with respectively and collude the draw-in groove that the piece corresponds with two, the left piece lower part right-hand member that colludes of installed part is laminated with plastic body left end top, the left end that colludes on installed part right side is laminated with plastic body right-hand member top.

As a further description of the above technical solution:

the inner side of the lower part of the rubber core is provided with a groove corresponding to the first lug, the second lug and the third lug, the mounting part is arranged on the inner side of the plastic body, and the two first lugs at the top of the mounting part are respectively positioned under the two third lugs.

As a further description of the above technical solution:

the mounting piece is fixedly connected to the inner side of the top of the support frame, and the support frame is fixedly connected with the shell.

The utility model has the following beneficial effects:

1. according to the utility model, the first terminal and the second terminal are fixed through the first strip-shaped groove and the second strip-shaped groove of the inverted U-shaped plastic body which are matched with the rubber core, the first terminal and the second terminal are isolated from the whole clamping hook assembly, and the plastic body is fixed through the matching of the rubber core and the first lug, the second lug and the third lug as well as the matching of the first lug and the groove body of the clamping hook assembly, so that the short circuit phenomenon of the clamping hook assembly and the first terminal and the second terminal is avoided, the detachability of the rubber core, the plastic body, the first terminal and the second terminal is ensured, the recyclability of a structure for preventing the short circuit of the clamping hook and the terminals is improved, the plastic body can be formed by a plastic mold alone and then assembled with the first terminal and the second terminal, and the required cost is reduced when the structure is adjusted.

2. According to the utility model, the elastic sheet assembly is arranged on the outer side of the top of the rubber core through the interference fit of the second lug and the limiting groove, a certain pretightening force is provided for the rubber core through the matching of the mounting plate and the fourth lug, the auxiliary elastic sheet and the shell, the risk that the rubber core generates position deviation relative to the shell when the structure for preventing the short circuit of the hook and the terminal is impacted is reduced, the capability of the plastic body for preventing the short circuit of the first terminal and the second terminal and the hook assembly is further enhanced, the stability is high, and the plastic body is worthy of great popularization.

Drawings

Fig. 1 is an exploded view of a structure for preventing a short circuit between a hook and a terminal according to the present invention;

FIG. 2 is a perspective view of a plastic body of the structure for preventing short circuit between a hook and a terminal according to the present invention;

FIG. 3 is a perspective view of a hook assembly of the present invention for preventing short circuit between a hook and a terminal;

FIG. 4 is a perspective view of a spring assembly of the structure for preventing the short circuit between the hook and the terminal according to the present invention;

fig. 5 is a perspective view of a rubber core of a structure for preventing a short circuit between a hook and a terminal according to the present invention.

Illustration of the drawings:

1. a housing; 2. a rubber core; 3. a spring plate assembly; 4. a plastic body; 5. a first bar-shaped groove; 6. a second strip groove; 7. a first terminal; 8. a second terminal; 9. a first bump; 10. a second bump; 11. a third bump; 12. a hook component; 13. a mounting member; 14. a first lug; 15. a hook member; 16. mounting a plate; 17. a main spring plate; 18. a second lug; 19. a fourth bump; 20. an auxiliary spring plate; 21. a limiting groove; 22. a support frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, one embodiment of the present invention is provided: a structure for preventing short circuit between a hook and a terminal comprises a shell 1, a rubber core 2 is arranged on the inner side of the shell 1, elastic sheet assemblies 3 are arranged on the front side and the rear side of the top of the rubber core 2, a plastic body 4 is arranged on the inner side of the lower portion of the rubber core 2, first strip-shaped grooves 5 are arranged at four corners of the plastic body 4, six second strip-shaped grooves 6 are arranged on the front side and the rear side of the middle portion of the plastic body 4, first terminals 7 are arranged on the inner sides of the two first strip-shaped grooves 5 on the rear side of the plastic body 4 and the inner sides of the six second strip-shaped grooves 6 on the rear side of the plastic body 4, second terminals 8 are arranged on the inner sides of the two first strip-shaped grooves 5 on the front side of the plastic body 4 and the inner sides of the six second strip-shaped grooves 6 on the front side of the plastic body 4, through grooves corresponding to the first terminals 7 and the second terminals 8 are arranged in the rubber core 2, a first lug 9 and a second lug 10 are fixedly connected to the front end and a rear end of the left end and a right end of the plastic body 4, third lugs 11 are fixedly connected to the top ends of the left side and right side of the plastic body 4, the inner side of the plastic body 4 is provided with a clamping hook component 12, the clamping hook component 12 comprises an installation part 13, the tops of the left side and the right side of the installation part 13 are fixedly connected with a first lug 14, the inner side of the plastic body 4 is provided with a groove body corresponding to the first lug 14, the tops of the left side and the right side of the installation part 13 are fixedly connected with a hook component 15, a first strip-shaped groove 5 and a second strip-shaped groove 6 on the front side and the rear side of the plastic body 4 are matched with the rubber core 2 to fix the first terminal 7 and the second terminal 8, the plastic body 4 isolates the first terminal 7 and the second terminal 8 from the clamping hook component 12, the inverted U-shaped plastic body 4 is sleeved outside the installation part 13 of the clamping hook component 12, the shell 1 limits the relative displacement between the rubber core 2 and the clamping hook component 12, the first lug 14 on the top of the installation part 13 is matched with the groove body to limit the downward movement of the plastic body 4, the groove on the inner side of the rubber core 2 is matched with the first lug 9, the second lug 10 and the third lug 11 to limit the forward and backward movement of the plastic body 4 and limit the upward movement of the plastic body 4, fix the plastic body 4, guaranteed the plastic body 4 and prevented that trip subassembly 12 and first terminal 7 and second terminal 8 from producing the short circuit ability, demolish the shell 1 back, extract behind trip subassembly 12, can extract in the plastic body 4 that has first terminal 7 and second terminal 8 from gluing core 2, extract behind the plastic body 4, can separate first terminal 7 and second terminal 8 and plastic body 4, change the part that needs the replacement alone, thereby improve the utilization ratio of the structure that prevents trip and terminal short circuit, plastic body 4 can be plastic mould shaping alone, assemble with first terminal 7 and second terminal 8 again, required cost reduces to some extent during the adjustment structure.

The elastic sheet component 3 comprises a mounting plate 16, the top of the mounting plate 16 is uniformly and fixedly connected with three main elastic sheets 17, the mounting plate 16 is jointed with the rubber core 2, the left and right ends of the mounting plate 16 are both fixedly connected with second lugs 18, the end of the mounting plate 16 far away from the central axis of the rubber core 2 is uniformly and fixedly connected with three fourth lugs 19, the left and right sides of the lower part of the mounting plate 16 are both fixedly connected with auxiliary elastic sheets 20, the front and back ends of the left and right sides of the rubber core 2 are both provided with limit grooves 21, the four limit grooves 21 are respectively in interference fit with the four second lugs 18, the top of the rubber core 2 is provided with through holes corresponding to the main elastic sheets 17, the two second lugs 10 at the back side of the plastic body 4 are both arranged between the two first lugs 9 at the back side of the plastic body 4, the two second lugs 10 at the front side of the plastic body 4 are both arranged between the two first lugs 9 at the front side of the plastic body 4, the left and right ends of the rubber core 2 are respectively provided with clamping grooves corresponding to the two hook members 15, the clamping groove of the rubber core 2 has a limiting effect on the hook member 15, the right end of the lower part of the hook member 15 on the left side of the mounting member 13 is attached to the top of the left end of the plastic body 4, the left end of the lower part of the hook member 15 on the right side of the mounting member 13 is attached to the top of the right end of the plastic body 4, the inner side of the lower part of the rubber core 2 is provided with grooves corresponding to the first lug 9, the second lug 10 and the third lug 11, the mounting member 13 is arranged on the inner side of the plastic body 4, the two first lugs 14 on the top of the mounting member 13 are respectively positioned under the two third lugs 11, the mounting member 13 is fixedly connected to the inner side of the top of the support frame 22, the support frame 22 is fixedly connected with the shell 1, the shell 1 extrudes the mounting plate 16 through the fourth lug 19 and the auxiliary elastic sheet 20, so that the mounting plate 16 provides a certain pretightening force for the rubber core 2 to prevent the rubber core 2 from displacing relative to the shell 1, and further enhances the capability of the plastic body 4 to prevent the first terminal 7 and the second terminal 8 from short circuit with the hook assembly 12, the stability is high.

The working principle is as follows: the first strip-shaped groove 5 and the second strip-shaped groove 6 on the front side and the rear side of the plastic body 4 are matched with the plastic core 2 to fix the first terminal 7 and the second terminal 8, the plastic body 4 isolates the first terminal 7 and the second terminal 8 from the hook component 12, the inverted U-shaped plastic body 4 is sleeved outside the mounting component 13 of the hook component 12, the shell 1 limits the relative displacement between the plastic core 2 and the hook component 12, the first lug 14 on the top of the mounting component 13 is matched with the groove body to limit the downward movement of the plastic body 4, the groove on the inner side of the plastic core 2 is matched with the first lug 9, the second lug 10 and the third lug 11 to limit the forward and backward displacement of the plastic body 4 and limit the upward movement of the plastic body 4, the plastic body 4 is fixed, the plastic body 4 is ensured to prevent the hook component 12 from generating short circuit capacity with the first terminal 7 and the second terminal 8, the second lug 18 is in interference fit with the limiting groove 21, the elastic sheet component 3 is arranged outside the top of the plastic core 2, shell 1 extrudes mounting panel 16 through fourth lug 19 and vice shell fragment 20, thereby make mounting panel 16 provide certain pretightning force to gluing core 2, prevent that 2 relative shells 1 of gluing core from producing the displacement, demolish behind the shell 1, extract behind trip subassembly 12, can extract the plastic body 4 that has first terminal 7 and second terminal 8 from gluing core 2 in, extract behind the plastic body 4, can separate first terminal 7 and second terminal 8 and plastic body 4, change alone the part that needs the replacement, thereby improve the utilization ratio of the structure that prevents trip and terminal short circuit.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (8)

1. The utility model provides a prevent structure of trip and terminal short circuit, includes shell (1), its characterized in that: the plastic packaging box is characterized in that a plastic core (2) is arranged on the inner side of the shell (1), elastic sheet assemblies (3) are arranged on the front side and the rear side of the top of the plastic core (2), a plastic body (4) is arranged on the inner side of the lower portion of the plastic core (2), first bar-shaped grooves (5) are arranged in four corners of the plastic body (4), six second bar-shaped grooves (6) are arranged on the front side and the rear side of the middle of the plastic body (4), first terminals (7) are arranged on the inner sides of the two first bar-shaped grooves (5) on the rear side of the plastic body (4) and the inner sides of the six second bar-shaped grooves (6) on the rear side of the plastic body (4), second terminals (8) are arranged on the inner sides of the two first bar-shaped grooves (5) on the front side of the plastic body (4) and the six second bar-shaped grooves (6) on the front side of the plastic body (4), through grooves corresponding to the first terminals (7) and the second terminals (8) are arranged in the plastic core (2), the utility model discloses a plastic cement manufacturing device, including plastic cement body (4), the equal first lug of both ends fixedly connected with (9) and second lug (10) around both sides, the equal fixedly connected with third lug (11) in plastic cement body (4) left and right sides top, plastic cement body (4) inboard is provided with trip subassembly (12), trip subassembly (12) are including installed part (13), the equal first lug of fixedly connected with (14) in installed part (13) left and right sides top, plastic cement body (4) inboard is provided with the cell body that corresponds with first lug (14), the equal fixedly connected with in both ends top colludes piece (15) about installed part (13).

2. The structure of claim 1, wherein the structure for preventing the hook from short-circuiting with the terminal comprises: the elastic piece assembly (3) comprises a mounting plate (16), three main elastic pieces (17) are fixedly connected to the top of the mounting plate (16) uniformly, the mounting plate (16) is attached to the rubber core (2), second lugs (18) are fixedly connected to the left end and the right end of the mounting plate (16) respectively, three fourth lugs (19) are fixedly connected to one end of the central axis of the rubber core (2) uniformly and fixedly connected to the mounting plate (16), and auxiliary elastic pieces (20) are fixedly connected to the left side and the right side of the lower portion of the mounting plate (16).

3. The structure of claim 1, wherein the structure for preventing the hook from short-circuiting with the terminal comprises: the front end and the rear end of the left side and the right side of the rubber core (2) are respectively provided with a limiting groove (21), and the four limiting grooves (21) are respectively in interference fit with the four second lugs (18).

4. The structure of claim 1, wherein the structure for preventing the hook from short-circuiting with the terminal comprises: the top of the rubber core (2) is provided with a through hole corresponding to the main elastic sheet (17).

5. The structure of claim 1, wherein the structure for preventing the hook from short-circuiting with the terminal comprises: two second lugs (10) on the rear side of the plastic body (4) are arranged between two first lugs (9) on the rear side of the plastic body (4), and two second lugs (10) on the front side of the plastic body (4) are arranged between two first lugs (9) on the front side of the plastic body (4).

6. The structure of claim 1, wherein the structure for preventing the hook from short-circuiting with the terminal comprises: glue core (2) and control both ends and be provided with respectively and collude the draw-in groove that piece (15) corresponds with two, left piece (15) lower part right-hand member and the laminating of plastic body (4) left end top of colluding of installed part (13), the left end and the laminating of plastic body (4) right-hand member top of colluding piece (15) lower part on installed part (13) right side.

7. The structure of claim 1, wherein the structure for preventing the hook from short-circuiting with the terminal comprises: the rubber core (2) is characterized in that grooves corresponding to the first lug (9), the second lug (10) and the third lug (11) are formed in the inner side of the lower portion of the rubber core, the mounting piece (13) is arranged on the inner side of the plastic body (4), and the two first lugs (14) at the top of the mounting piece (13) are located under the two third lugs (11) respectively.

8. The structure of claim 1, wherein the structure for preventing the hook from short-circuiting with the terminal comprises: the mounting piece (13) is fixedly connected to the inner side of the top of the support frame (22), and the support frame (22) is fixedly connected with the shell (1).

Images