阅读说明：本技术 一种新型密集栅条插孔金属簧片、端子结构及电连接器 (Novel metal reed of dense grid jack, terminal structure and electric connector ) 是由 王爽 于 2020-08-28 设计创作，主要内容包括：本发明公开一种新型密集栅条插孔金属簧片、端子结构及电连接器,所述密集栅条插孔金属簧片,包括：两个固定环,呈间隔且相对设置；多个栅条,连接所述两个固定环的近端设置,沿所述固定环周向致密均匀布设,相邻的两个栅条之间的间隙小于所述栅条的厚度。本发明通过加密两个固定环之间的栅条的密度,从而增加插孔的横截面积,有利于插孔承载更大的电流。(The invention discloses a novel metal reed of a dense grid jack, a terminal structure and an electric connector, wherein the metal reed of the dense grid jack comprises: the two fixing rings are arranged oppositely at intervals; and the grid bars are connected with the near ends of the two fixing rings and are densely and uniformly distributed along the circumferential direction of the fixing rings, and the gap between every two adjacent grid bars is smaller than the thickness of the grid bars. According to the invention, the density of the grid bars between the two fixing rings is encrypted, so that the cross-sectional area of the jack is increased, and the jack is favorable for bearing larger current.)

1. A novel metal reed of dense grid jack is characterized by comprising:

the two fixing rings are arranged oppositely at intervals;

the grid bars are connected with the near ends of the two fixing rings and are densely and uniformly distributed along the circumferential direction of the fixing rings, and gaps between every two adjacent grid bars are smaller than the thickness of the grid bars;

the positioning folding pieces are connected with any one of the two fixing rings and extend towards the other fixing ring, and the inner side surfaces of the positioning folding pieces are parallel to the outer side surfaces of the fixing rings; or a positioning groove is formed between the inner side surface of the positioning folding piece and the outer side surface of the fixing ring.

2. The novel metal reed for dense grid jacks of claim 1, further comprising: the half-bending piece and the positioning folding piece are respectively connected with a fixing ring.

3. The novel dense grid jack metal reed of claim 1, wherein each of said grids extends linearly in the axial direction of said retainer ring; alternatively, the first and second electrodes may be,

each grid bar obliquely extends along the axial direction of the fixing ring; alternatively, the first and second electrodes may be,

the middle part of each grid strip is bent inwards; alternatively, the first and second electrodes may be,

each grid bar is integrally and inwardly bent, and the middle part of each grid bar is linearly arranged; alternatively, the first and second electrodes may be,

each grid strip is integrally arranged in an inward bending mode, and the middle of each grid strip is arranged in an outward protruding mode.

4. The novel dense grid socket metal reed of claim 1, wherein the inner side of the grid is directed toward the edge rounding of the gap.

5. The novel metal reed for the dense grid jack as claimed in claim 1, wherein the gap between two adjacent grids ranges from 0.1t to 0.5 t; wherein t is the thickness value of the grid.

6. A termination structure comprising the novel dense grid-jack metal leaf spring of any one of claims 1-5.

7. A terminal structure as claimed in claim 6, further comprising: an inner sleeve and a wiring shell; the inner sleeve is clamped between the positioning ring and the positioning folding piece; the wiring shell is along the setting of extending around to, the preceding terminal surface of wiring shell is equipped with the mounting hole, the mounting hole is big before and the little step setting of back to form great preceding mounting hole section and be located the backstop step of the rear end of preceding mounting hole section, backstop step and inner skleeve butt.

8. The terminal structure according to claim 7, wherein the inner wall of the front mounting hole section is provided with a locking surface, and the positioning flap is in contact with the locking surface.

9. A terminal structure as claimed in claim 6, further comprising: the wiring shell is arranged in a manner of extending forwards and backwards, a mounting hole is formed in the front end face of the wiring shell, the mounting hole is arranged in a manner of being large in front and small in back, so that a large front mounting hole section and a stop step located at the back end of the front mounting hole section are formed, and the stop step is abutted against a novel dense grid bar jack metal reed; the wiring shell is provided with a clamping ring, the clamping ring is inserted between the positioning ring and the positioning folding piece, and the outer sleeve is sleeved outside the positioning folding piece and is in contact with the positioning folding piece.

10. An electrical connector comprising a terminal structure according to any one of claims 6 to 9.

Technical Field

The invention relates to the technical field of electric connectors, in particular to a novel metal reed of a dense grid jack, a terminal structure and an electric connector.

Background

The existing metal reed, torsion spring jack or rotary spring jack adopts a stamping forming process, the process is limited to the process characteristics, the width of each blanking hole is larger than one material thickness to form, the punched hole is wider, the cross-sectional area of the jack is directly reduced, the contact pair number is reduced, the flow guide area is reduced, the current density is increased, and the jack is not beneficial to bearing larger current.

Accordingly, the prior art is deficient and needs improvement.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the utility model provides a novel intensive grid jack metal reed, terminal structure and electric connector, promote electric connector's current carrying capacity.

The technical scheme of the invention is as follows: the utility model provides a novel intensive bars jack metal reed includes:

the two fixing rings are arranged oppositely at intervals;

the grid bars are connected with the near ends of the two fixing rings and are densely and uniformly distributed along the circumferential direction of the fixing rings, and gaps between every two adjacent grid bars are smaller than the thickness of the grid bars;

the positioning folding pieces are connected with any one of the two fixing rings and extend towards the other fixing ring, and the inner side surfaces of the positioning folding pieces are parallel to the outer side surfaces of the fixing rings; or a positioning groove is formed between the inner side surface of the positioning folding piece and the outer side surface of the fixing ring.

In order to avoid the defect that the blanking width of the stamping process needs to be more than one time of the material thickness, the grid bar gap smaller than the material thickness is obtained; the product of the technical scheme adopts the technical methods of extrusion, stamping, laser cutting and the like to form a composite processing technology. Preferably, the production is carried out by laser cutting. Only one fixing ring is connected with the positioning folding piece, so that the material loss can be reduced, and the cost is saved.

Further, novel intensive grid jack metal reed still includes: the half-bending piece and the positioning folding piece are respectively connected with a fixing ring.

Further, each grid bar linearly extends along the axial direction of the fixing ring; or each grid bar obliquely extends along the axial direction of the fixing ring; or the middle part of each grid strip is bent inwards; or each grid bar is integrally and inwardly bent, and the middle part of each grid bar is linearly arranged; or each grid is integrally bent inwards, and the middle part of each grid is arranged in an outward protruding mode.

Further, the inner side of the grid bars faces the edge rounding edge of the gap. The grid bars behind the guiding round edge can facilitate the insertion of a plug.

Furthermore, the range of the gap between two adjacent grid bars is 0.1 t-0.5 t; wherein t is the thickness value of the grid.

Further, the present invention also provides a terminal structure comprising: the novel dense grid jack metal reed, the inner sleeve and the wiring shell; the inner sleeve is clamped between the positioning ring and the positioning folding piece; the wiring shell is along the setting of extending around to, the preceding terminal surface of wiring shell is equipped with the mounting hole, the mounting hole is big before and the little step setting of back to form great preceding mounting hole section and be located the backstop step of the rear end of preceding mounting hole section, backstop step and inner skleeve butt.

Further, the inner wall of the front mounting hole section is provided with a locking surface, and the positioning folding piece is in contact with the locking surface.

Further, the present invention also provides a terminal structure comprising: the wiring shell extends forwards and backwards, a mounting hole is formed in the front end face of the wiring shell, the mounting hole is arranged in a manner of being large in front and small in back, so that a large front mounting hole section and a stop step located at the back end of the front mounting hole section are formed, and the stop step is abutted against the novel dense grid bar jack metal reed; the wiring shell is provided with a clamping ring, the clamping ring is inserted between the positioning ring and the positioning folding piece, and the outer sleeve is sleeved outside the positioning folding piece and is in contact with the positioning folding piece.

Further, an electrical connector comprises the terminal structure.

By adopting the scheme, the invention provides the novel metal reed of the dense grid bar jack, the terminal structure and the electric connector, the cross section area of the jack is increased by encrypting the density of the grid bars between the two fixing rings, and the jack is favorable for bearing larger current.

Drawings

Fig. 1-6 are schematic structural views of 6 embodiments of the novel dense grid jack metal reed;

FIG. 7 is a cross-sectional view of the embodiment of FIG. 1;

FIG. 8 is a cross-sectional view of the embodiment of FIG. 3;

fig. 9 is a schematic structural view of embodiment 1 of the terminal structure;

FIG. 10 is an exploded view of the embodiment of FIG. 9;

FIG. 11 is a cross-sectional view of the embodiment of FIG. 9;

fig. 12 is a schematic structural view of embodiment 2 of the terminal structure;

FIG. 13 is an exploded view of the embodiment of FIG. 12;

FIG. 14 is a cross-sectional view of the embodiment of FIG. 12;

fig. 15 is a schematic structural view of embodiment 3 of the terminal structure;

FIG. 16 is an exploded view of the embodiment of FIG. 15;

fig. 17 is a cross-sectional view of the embodiment of fig. 15.

Detailed Description

The invention is described in detail below with reference to the figures and the specific embodiments.

Referring to fig. 1 to 6, the present invention provides a novel metal spring for dense grid jack, including: two fixing rings 10 which are arranged oppositely at intervals;

the grid bars 20 are connected with the near ends of the two fixing rings 10 and are densely and uniformly distributed along the circumferential direction of the fixing rings 10, and gaps between every two adjacent grid bars 20 are smaller than the thickness of the grid bars 20;

the positioning flaps 30 are connected with any one of the two fixing rings 10 and extend towards the other fixing ring 10, and the inner side surfaces of the positioning flaps 30 are parallel to the outer side surfaces of the fixing rings 10; or, a positioning slot is formed between the inner side surface of the positioning flap 30 and the outer side surface of the fixing ring 10.

The inner side of the grid 20 leads to the rounded edge of the gap. The bars 20 behind the rounded edges facilitate insertion of the plug.

The range of the gap between two adjacent grid bars 20 is 0.1 t-0.5 t; wherein t is the thickness value of the grid 20.

Referring to fig. 1 and 7, in the present embodiment, each of the bars 20 of the novel dense bar-inserting metal reed 90 extends obliquely along the axial direction of the fixing ring 10; and the middle part of each grid 20 is bent inwards.

The inner side of the grid 20 leads to the rounded edge of the gap.

The gap between two adjacent grids 20 is 0.1t, wherein t is the thickness value of the grids.

Referring to fig. 2, in the present embodiment, each of the bars 20 of the novel dense bar-inserting metal reed 90 extends obliquely along the axial direction of the fixing ring 10; and the middle part of each grid 20 is bent inwards.

Novel intensive grid jack metal reed 90 still includes: the half-bending piece 40, the half-bending piece 40 and the positioning folding piece 30 are respectively connected with a fixing ring 10.

The gap between two adjacent grids 20 is 0.2t, wherein t is the thickness value of the grids.

Referring to fig. 3 and 8, in the present embodiment, each of the bars 20 of the novel dense bar-inserting metal reed 90 extends linearly along the axial direction of the fixing ring 10; and the middle part of each grid 20 is bent inwards.

The inner side of the grid 20 leads to the rounded edge of the gap.

The gap between two adjacent grids 20 is 0.3t, wherein t is the thickness value of the grids.

Referring to fig. 4, in the present embodiment, each of the bars 20 of the novel dense bar-inserting metal reed 90 extends linearly along the axial direction of the fixing ring 10; and the middle part of each grid 20 is bent inwards.

Novel intensive grid jack metal reed 90 still includes: the half-bending piece 40, the half-bending piece 40 and the positioning folding piece 30 are respectively connected with a fixing ring 10.

The gap between two adjacent grids 20 is 0.4t, wherein t is the thickness value of the grids.

Referring to fig. 5, in the present embodiment, each of the bars 20 of the novel dense bar-inserting metal reed 90 extends linearly along the axial direction of the fixing ring 10; the middle part of each grid 20 is bent inwards, and the middle part of each grid 20 is protruded outwards.

The gap between two adjacent grids 20 is 0.5t, wherein t is the thickness value of the grids.

Referring to fig. 6, in the present embodiment, each of the bars 20 of the novel dense bar-inserting metal reed 90 extends linearly along the axial direction of the fixing ring 10; the middle part of each grid 20 is bent inwards, and the middle part of each grid 20 is protruded outwards.

Novel intensive grid jack metal reed 90 still includes: the half-bending piece 40, the half-bending piece 40 and the positioning folding piece 30 are respectively connected with a fixing ring 10.

The gap between two adjacent grids 20 is 0.5t, wherein t is the thickness value of the grids.

Referring to fig. 2, 9-11, in the present embodiment, the present invention provides a terminal structure, including: the novel dense grid-jack metal reed 90, the inner sleeve 70 and the wiring shell 50 in the embodiment of fig. 2; the inner sleeve 70 is sandwiched between the positioning ring 10 and the positioning flap 30; the wiring shell 50 extends forwards and backwards, a mounting hole 51 is formed in the front end face of the wiring shell 50, the mounting hole 51 is arranged in a front big mode and a rear small step mode to form a big front mounting hole section and a stopping step 52 located at the rear end of the front mounting hole section, and the stopping step 52 is abutted to the inner sleeve 70.

The inner wall of the front mounting hole section is provided with a locking surface 55, and the positioning folding piece 30 is in contact with the locking surface 55.

Referring to fig. 3, 12-14, in the present embodiment, the present invention provides a terminal structure, including: the novel dense grid-jack metal reed 90, the inner sleeve 70 and the wiring shell 50 in the embodiment of fig. 3; the inner sleeve 70 is sandwiched between the positioning ring 10 and the positioning flap 30; the wiring shell 50 extends forwards and backwards, a mounting hole 51 is formed in the front end face of the wiring shell 50, the mounting hole 51 is arranged in a front big mode and a rear small step mode to form a big front mounting hole section and a stopping step 52 located at the rear end of the front mounting hole section, and the stopping step 52 is abutted to the inner sleeve 70.

The inner wall of the front mounting hole section is provided with a locking surface 55, and the positioning folding piece 30 is in contact with the locking surface 55.

Referring to fig. 1 and fig. 15-17, in the present embodiment, the present invention further provides a terminal structure, including: the novel dense grid jack metal reed 90, the wiring shell 50 and the outer sleeve 60 in the embodiment of fig. 1, wherein the wiring shell 50 extends in the front-back direction, a mounting hole 51 is formed in the front end surface of the wiring shell 50, the mounting hole 51 is arranged in a step shape with a large front end and a small rear end to form a large front mounting hole section and a stop step 51 located at the rear end of the front mounting hole section, and the stop step 51 abuts against the novel dense grid jack metal reed 90; the connection shell 51 is provided with a clamping ring 53, the clamping ring 53 is inserted between the positioning ring 10 and the positioning folding piece 30, and the outer sleeve 60 is sleeved outside the positioning folding piece 30 and contacts with the positioning folding piece 30.

The invention also provides an electric connector which comprises the terminal structure.

In summary, the invention provides a novel metal reed of a dense grid jack, a terminal structure and an electric connector, wherein the cross-sectional area of the jack is increased by encrypting the density of the grid between two fixing rings 10, so that the jack is favorable for bearing larger current.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.