CN216354919U - Easily cut and prevent inserting wrong type connector - Google Patents

Abstract

The utility model discloses an easy-cutting anti-misplug connector, which comprises a needle seat, wherein a plurality of coding holes are arranged in the needle seat, rib plates connected with the inner walls of the coding holes are arranged in the coding holes, and the thickness of the central part of each rib plate is greater than the thickness of the rib plate connected with two ends of the inner wall of each coding hole; the utility model has the characteristics of easy cutting, error insertion prevention, simple structure and the like.

Description

Easily cut and prevent inserting wrong type connector

Technical Field

The utility model relates to an easily-cut misplug-proof connector.

Background

The connector on the existing market usually adopts the structure arrangement of the coding hole to be used as a bridge for connecting circuits or electronics and other electric appliances, and the damage of the connector caused by wrong insertion when the connectors of the same specification and different models are inserted is avoided.

However, when the connector is cut, the existing coding hole structure is not only difficult to cut, but also has the problems of poor section appearance after cutting, large cutting flash and the like, and even can influence the mutual matching between the connectors in serious cases.

Disclosure of Invention

The utility model mainly solves the technical problem of providing a connector which is easy to cut, is error-proof in insertion and has a simple structure.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides an easily cut and prevent inserting wrong type connector, wherein, includes the needle file, is equipped with a plurality of coding hole in the needle file, is equipped with the floor of connecting the coding hole inner wall in the coding hole, and the thickness at floor central part is greater than the thickness at floor connection coding hole inner wall both ends.

Adopt the setting of above-mentioned structure, can cut the floor according to the demand of needle file and connector when using to under the certain thickness's of floor assurance condition, receive the position thickness that cutting force broke when cutting thinner, it is easier to cut, thereby guarantees the code hole and prevents mutually supporting between the slow-witted muscle, reduces because of inserting the phenomenon that the mistake leads to the needle file to damage.

Wherein the central portion protrudes toward the tip of the code hole.

Adopt this structure setting, can guarantee the bulk strength of floor to avoid the connector misloading and lead to the floor to damage easily.

Wherein the central portion protrudes toward the bottom end of the code hole.

By adopting the structure, the integral strength of the rib plate can be ensured.

Wherein the central portion protrudes toward the top and bottom ends of the code hole.

By adopting the structure, the integral strength of the rib plate is further ensured.

Wherein, be equipped with horizontal connecting portion on the floor both ends, horizontal connecting portion connect floor and coding hole inner wall.

Adopt the setting of horizontal connecting portion, easily cutting of floor improves production efficiency.

Wherein, the horizontal connecting part is connected with the central part by an inclined plane.

By adopting the structure, the integral strength of the rib plate is better ensured.

Wherein, the horizontal connecting part is connected with the central part by a cambered surface.

By adopting the structure, the integral strength of the rib plate is better ensured.

Wherein, the needle seat is provided with a plurality of convex ribs, and adjacent convex ribs are connected with the coding hole through rib plates.

The convex rib is adopted, so that the needle seat and the connector are convenient to be matched with each other, and the damage to the coding hole caused by the mistaken installation of the connector is effectively prevented.

Wherein, be equipped with contact pin and first through-hole on the needle file, the contact pin passes first through-hole fixedly.

By adopting the structure, the fixing effect between the needle seat and the contact pin is realized, and the falling off is prevented.

Wherein, still be equipped with the fixed part in the needle file, be equipped with first breach on the fixed part, first breach and first through-hole intercommunication.

The fixing effect between the needle seat and the contact pin is further enhanced by matching the fixing part with the first notch, so that the electrical connection effect between the needle seat and the connector is better.

Drawings

FIG. 1 is a schematic structural view of embodiment 1 of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is an enlarged view of a portion of the first case B of FIG. 2;

FIG. 4 is an enlarged view of a portion of the second condition B of FIG. 2;

FIG. 5 is an enlarged view of a portion of the third case B of FIG. 2;

fig. 6 is a schematic structural view of a needle holder in embodiment 1 of the present invention;

FIG. 7 is a schematic structural diagram of a pin in embodiment 1 of the present invention;

fig. 8 is an exploded view of the mating of the hub and connector of embodiment 1 of the present invention.

Detailed Description

Example 1:

referring to fig. 1-8, an easily cut misplug prevention connector comprises a pin base 1 and a pin 4.

Be equipped with on needle file 1 and hold chamber 11, hold chamber 11 and have an opening up, be equipped with the guide surface on the opening top limit wall that holds chamber 11, hold chamber 11 mainly used and hold connector 5, because the connection between needle file 1 and the connector 5 belongs to prior art, so no longer specifically describe in this embodiment. The accommodating cavity 11 comprises a convex rib 2 and a fixing part 3, and the needle seat 1 and the connector 5 are easily matched with each other through the structure arrangement, so that the electrical connection effect is realized.

Protruding muscle 2 is located and holds 11 inner walls in chamber to protruding in holding chamber 11, 2 tops of protruding muscle are equipped with the spigot surface, play guiding orientation's effect. The number of the ribs 2 is set according to the requirement and function of the connector 5, so the number of the ribs 2 is not fixed, and in this embodiment, the number of the ribs 2 is five as an example. Adjacent protruding muscle 2 is the interval setting, be equipped with coding hole 21 between adjacent protruding muscle 2, coding hole 21 is whole to be the rectangle form and runs through the bottom of needle file 1, coding hole 21 mainly used and connector 5 prevent slow-witted muscle 51 and mutually support, avoided the connector 5 of the different models of same specification to lead to the condition that needle file 1 damaged because of inserting the mistake when to inserting, in this embodiment, particularly, coding hole 21 is because adjacent two protruding muscle 2 and needle file inner wall three connect the shaping. Since the number of the code holes 21 is set correspondingly according to the number of the fool-proof ribs 51 and the number of the ribs 2, and the number of the ribs 2 is five as an example, the number of the code holes 21 is four in this embodiment. In addition, the junction of 2 tops of protruding muscle and 1 inner walls of needle file is equipped with second breach 22, and second breach 22 mainly used external conductor stretches into to each other in the connector 5 that matches well to realize the electric connection effect.

The inner wall of the coding hole 21 is specifically the inner wall of the adjacent convex rib 2, namely, the two ends of the rib plate 211 are connected with the inner wall of the adjacent convex rib 2, in the embodiment, the rib plate 211 is arranged in the coding hole 21 in a one-to-one correspondence manner, the thickness of the central part 212 of the rib plate 211 is larger than the thickness of the rib plate 211 connected with the two ends of the inner wall of the coding hole 21, and the rib plate 211 is arranged in an integrated manner. Since the number of the ribs 211 is four as the number of the code holes 21, and the four ribs 211 have the same structure, only one of the ribs 211 is described in the present embodiment.

The rib 211 includes a central portion 212 and two horizontal connecting portions 213, the number of the horizontal connecting portions 213 is two, and the two horizontal connecting portions 213 are respectively connected to two ends of the central portion 212 and connected to the inner wall of the code hole 21.

As shown in fig. 3, the central portion 212 of the rib 211 may protrude toward the bottom end of the code hole 21; as shown in fig. 4, may also protrude toward the tip of the code hole 21; as shown in fig. 5, it may also protrude toward the top and bottom ends of the code hole 21, and in the present embodiment, it is preferable that the central portion 212 of the rib 211 protrudes toward the bottom end of the code hole 21. Through the structure setting, under the condition that certain thickness is guaranteed to floor 211, the position thickness that receives cutting force fracture when cutting is thinner, cuts more easily to guarantee the code hole 21 and prevent mutually supporting between slow-witted muscle 51, reduce because of inserting the phenomenon that the mistake leads to needle file 1 to damage.

The horizontal connecting portions 213 connect the rib 211 and the inner wall of the code hole 21, and specifically, one ends of the two horizontal connecting portions 213 are connected to two ends of the central portion 212, and the other ends of the two horizontal connecting portions 213 are connected to the inner wall of the code hole 21. The horizontal connecting portion 213 and the central portion 212 may be connected in an inclined plane or in an arc shape, in this embodiment, preferably, the horizontal connecting portion 213 and the central portion 212 are connected in an inclined plane, and through this structure, the cutting effect of the rib plate 211 is better achieved.

The fixing part 3 is located at the center of the accommodating cavity 11, is horizontally and transversely arranged, and is mainly used for fixing the inserting needle 4 and connecting and fixing the inserting needle with the connector 5. Be equipped with first through-hole 31 and first breach 32 on fixed part 3, first through-hole 31 sets up in fixed part 3 and holds the chamber 11 bottom junction, and first through-hole 31 is the rectangle form and runs through needle holder 1 bottom, and contact pin 4 passes first through-hole 31 to be fixed in on fixed part 3, and in this embodiment, first through-hole 31 quantity is with three example. First breach 32 and first through-hole 31 intercommunication, first breach 32 quantity and the corresponding setting of first through-hole 31 quantity, first breach 32 separates the segmentation of fixed part 3 for behind pin 4 passed first through-hole 31 and first breach 32, pin 4 offsets with the segmentation inner wall of two adjacent fixed parts 3, has increased the area of contact between fixed part 3 and the pin 4, thereby has strengthened the fixed effect between needle file 1 and the pin 4.

The contact pin 4 is positioned on the fixing part 3, the contact pin 4 is integrally in an inverted T shape, the head part 41 of the contact pin 4 is inserted into the first notch 32 for fixing, and the tail part 42 of the contact pin 4 is positioned at the bottom end of the needle seat 1 for supporting the needle seat 1. Since the number of the pins 4 is three, and the three pins 4 have the same structure, only one of the pin 4 structures is described in this embodiment. The head 41 is provided with a limiting part 411 and a positioning groove 412, the limiting part 411 is located at the front end and the rear end of the head 41 and above the positioning groove 412, and the limiting part 411 is integrally arranged in an arc block shape and protrudes horizontally and obliquely. After the head 41 is inserted into the first through hole 31, the limiting portion 411 abuts against two ends of the first through hole 31, so as to further enhance the fixing effect between the needle holder 1 and the insertion pin 4. The constant head tank 412 is located the junction of head 41 and tail 42, and constant head tank 412 is towards afterbody 42 indent shaping, during the installation, inserts first through-hole 31 with head 41 after, constant head tank 412 is connected with 1 bottom buckle of needle file, and this makes on contact pin 4 can be accurately fixed in needle file 1, prevents that contact pin 4 is not hard up, further guarantees the electric connection effect between needle file 1 and the connector 5.

In addition, in the embodiment, when the coding holes are inserted, each rib plate 211 on the coding hole 21 and the fool-proof rib 51 matched with the rib plate 211 are arranged in a one-to-one correspondence manner, and each rib plate 211 and the fool-proof rib 51 matched with the rib plate have two situations of cutting or not cutting, and more different error-proof combinations can be obtained along with the increase of the number of pins of the product. Specifically, when one of the rib plates 211 on the needle base 1 is cut, the fool-proof rib 51 corresponding to and matched with the rib plate 211 on the connector 5 is reserved, the rest fool-proof ribs 51 are all cut, and the reserved fool-proof rib 51 is matched with the coding hole 21 after the rib plate 211 is cut, so that the mutual matching effect of the needle base 1 and the connector 5 is realized, and the effect of preventing wrong insertion is achieved. In the present embodiment, the number of the code holes 21 is four, so 16 combinations can be obtained.

So adopt the setting of above-mentioned structure, can cut ribbed slab 211 according to the demand of needle file 1 with connector 5 when using to under the certain thickness's of ribbed slab 211 assurance condition, the position thickness that receives cutting force fracture when cutting is thinner, cuts more easily, thereby guarantees the interwork between code hole 21 and the mistake proofing muscle 51, reduces the phenomenon that leads to needle file 1 to damage because of inserting the mistake.

Claims (10)

1. The utility model provides an easily cut and prevent inserting wrong type connector which characterized in that: the needle base is internally provided with a plurality of coding holes, the coding holes are internally provided with ribbed plates connected with the inner walls of the coding holes, and the thickness of the central part of each ribbed plate is greater than the thickness of the ribbed plates connected with two ends of the inner wall of each coding hole.

2. The easy-to-cut misplug-proof connector of claim 1, wherein: the central portion protrudes toward the tip of the code hole.

3. The easy-to-cut misplug-proof connector of claim 1, wherein: the central portion protrudes toward the bottom end of the code hole.

4. The easy-to-cut misplug-proof connector of claim 1, wherein: the central portion protrudes toward the top and bottom ends of the code hole.

5. The easy-to-cut misplug-proof connector of claim 1, wherein: the two ends of the ribbed plate are provided with horizontal connecting parts which connect the ribbed plate and the inner wall of the coding hole.

6. The easy-to-cut misplug-proof connector of claim 5, wherein: the horizontal connecting part is connected with the central part by an inclined plane.

7. The easy-to-cut misplug-proof connector of claim 5, wherein: the horizontal connecting part is connected with the central part through a cambered surface.

8. The easy-to-cut misplug-proof connector of claim 1, wherein: the needle base is provided with a plurality of convex ribs, and adjacent convex ribs are connected with the coding holes through rib plates.

9. The easy-to-cut misplug-proof connector of claim 1, wherein: the needle base is provided with a contact pin and a first through hole, and the contact pin penetrates through the first through hole to be fixed.

10. The easy-to-cut, anti-misplug connector of claim 9, wherein: the needle base is also internally provided with a fixing part, the fixing part is provided with a first notch, and the first notch is communicated with the first through hole.

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