CN217848409U

CN217848409U - Easy-to-mount anti-drop pin structure

Info

Publication number: CN217848409U
Application number: CN202222098328.4U
Authority: CN
Inventors: 陈勇
Original assignee: Zhejiang Linkun Technology Co ltd
Current assignee: Zhejiang Linkun Technology Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-11-18
Anticipated expiration: 2032-08-10

Abstract

The utility model discloses a just, dress formula anticreep contact pin structure, including contact pin and jack needle structure, wherein the jack needle divide into the elasticity grafting portion of terminal thread clamping mechanism and front end and be located the non return shell fragment between the two, the non return shell fragment forms the auto-lock to the relative mounting hole of jack needle behind jack needle insertion plug, sets up the auto-lock that the elastic construction that the triangle reed passes through the reed realizes the relative socket of contact pin equally on the contact pin, through foretell setting, the utility model discloses, when production assembly and use, the staff carries out or artifical installation through automation equipment, is connected fixedly to jack needle or contact pin and cable one step earlier, then with the jack grafting that the needle alignment corresponds can, based on the automatic assembly of accomplishing of auto-lock design on jack needle and the contact pin, assembly work efficiency is high, and the user operation degree of difficulty is low, and self-lock structure installation stability is strong, long service life.

Description

Easy-to-mount anti-drop pin structure

Technical Field

The utility model relates to a connector accessory technical field, concretely relates to just, dress formula anticreep contact pin structure.

Background

The heavy-load connector is also called HDC heavy-load connector assembly and aviation plug, and is widely applied to equipment needing electrical and signal connection, such as construction machinery, textile machinery, packaging and printing machinery, tobacco machinery, robots, rail transit, hot runners, electric power, automation and the like. Its advantages include: the pre-installation is realized, and a large number of complex circuits are pre-installed, so that the equipment installation efficiency can be greatly improved, and the wiring error rate is reduced; the heavy-load connector provides high-integration connection, and the effective utilization rate of equipment space is improved to the greatest extent by rich combination modes; the heavy-load connector can conveniently and efficiently realize the modular structure of each functional template block of the equipment, so that the equipment can be conveniently and safely transported, installed, maintained and maintained. The connector is widely applied to the field of power transmission and distribution; the high level of protection (IP 65, IP 68) provided by heavy-duty connectors is not comparable to the advantages of a device connection system in harsh environments. The protective film can provide effective protection under severe environments such as sand, rain, cold, ice, snow, oil stain and the like.

SUMMERY OF THE UTILITY MODEL

In view of the prior art, an object of the utility model is to provide a contact pin and supporting jack needle structural design convenient to installation assembly, it has the characteristics of simple structural design in order to make things convenient for automated production installation, the assembly of pegging graft is carried out respectively with socket and plug to all on the contact pin and the jack needle respectively independent assembly back subdividing, automatic stable and firm shrink, and assembly structure is difficult not hard up, deviates from, has good life.

In order to realize the above purpose, the utility model discloses a technical scheme be: just, dress formula anticreep contact pin structure, including socket ontology and plug, be provided with a plurality of jack needles on the plug, socket ontology is last to be provided with a plurality of and jack needle assorted contact pins, the jack needle has elasticity expansion section and the elasticity grafting portion of front end area grafting guide portion towards the one end setting of contact pin, the other end of jack needle sets up to double-layered line structure, double-layered line structure includes the double-layered line portion and the wire casing of U type, double-layered line structure with be provided with the non return elastic sheet that radial elasticity stretches out between the elasticity grafting portion, the plug is used for installing the mounting hole of jack needle and is provided with cyclic annular arch in the mounting hole, non return elastic sheet fixes the jack needle with relative plug with the cascaded surface centre gripping cyclic annular arch of jack needle double-layered line structure behind radial elastic expansion.

As a further arrangement of the above scheme, the insertion pin is provided with a clamping step and a reed groove, the reed groove is internally sleeved with a triangular reed, the triangular reed and the clamping step clamp the insertion pin, the annular protrusion is arranged in the through hole of the socket body and is used for fixedly mounting the insertion pin, and one end of the insertion pin, opposite to the reed groove, is provided with an inclined table surface for mounting the triangular reed.

As the further setting of above-mentioned scheme, the triangle reed is the loudspeaker form and has the opening setting radially, the big opening end of triangle reed is just installing screens step side, the big opening end diameter of triangle reed is less than the diameter of screens step, and its little opening end diameter is less than the sloping mesa of reed groove one side.

As a further arrangement of the scheme, one end of the contact pin is set to be the contact pin head, and the other end of the contact pin is set to be a wire notch for fixing the cable.

As a further arrangement of the above scheme, the wire clamping portion of the jack needle wire clamping structure is provided with a plurality of notch grooves, and the notch grooves are used for segmented multiple pressing wires of the wire clamping portion.

According to the scheme, the inserting guide part at the front end of the elastic inserting part of the inserting needle is arranged in a flared flaring manner, the diameter of the tail end of the inserting guide part is gradually increased, and the diameter of the connecting part between the inserting guide part and the middle part of the elastic inserting part is smaller than the outer diameter of the inserting needle.

Has the beneficial effects that: the utility model discloses a contact pin and jack needle cooperation design, when production assembly and use, staff's accessible automation equipment goes on or the manual work installation, is connected fixedly earlier one step to jack needle or contact pin and cable, then with the needle direct alignment correspond the jack peg graft can, based on the automatic assembly of accomplishing of auto-lock design on jack needle and the contact pin, assembly work efficiency is high, the user operation degree of difficulty is low, and auto-lock structure installation stability is strong, not fragile long service life.

Drawings

Fig. 1 is the assembly structure diagram of the pin and the pin of the present invention.

Fig. 2 is a schematic diagram of the present invention in a partially enlarged structure shown in fig. 1.

Fig. 3 is a schematic structural view of the jack pin of the present invention.

Fig. 4 is the pin assembly schematic diagram of the present invention.

Fig. 5 is a schematic diagram of the structure of the contact pin of the present invention.

Reference numerals: 1. a socket body; 11. inserting a pin; 2. a plug; 21. a jack pin; 22. a plug-in guide part; 23. an elastic plug-in part; 24. a wire clamping structure; 151. a wire clamping part; 152. a wire slot; 153. a notch groove; 16. a non-return elastic sheet; 28. mounting holes; 31. an inclined table top; 3. a reed groove; 4. a clamping step; 6. a through hole; 7. an annular projection; 8. inserting a needle head; 9. a wire notch.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflicting with each other.

As shown in fig. 1-3, the easy-to-mount anti-drop pin structure of the present embodiment is characterized in that a pin 21 is disposed on a plug, one end of the pin 21 of the present embodiment is an elastic insertion structure with a flared opening facing the pin 11, the front end of the elastic pin portion 23 is a pin guide portion 22, the pin guide portion 22 is flared, the end of the inward-tapered opening is connected to the middle of the elastic insertion portion 23 and extends backward, and the diameter of the inward-tapered opening is gradually increased, i.e., the flared end of the pin guide portion 22 is the minimum inner diameter of the elastic insertion portion 23, and the inner diameter of the flared end is smaller than the outer diameter of the pin 11, when the pin 11 is inserted and mated, the flared elastic insertion portion 23 is opened based on the diameter of the pin 11, and the elastic insertion portion 23 tightly clamps the contact with the pin 11 based on the deformation restoring force of the elastic insertion portion 23, thereby not only realizing stable mounting of the pin 11 and improving the contact, but also setting the other end of the pin 21 as a wire clamping structure 24, when the wire clamping portion 151 with the wire 153 with which has been disposed, the cable is extended into the clamping groove 151, and the clamping portion 151 is pressed against the multiple clamping groove 152, so that the cable can be pressed against the clamp groove 152, and the clamp plate 152, and the cable can be bent to form a clamp groove 152, and the clamp groove 152, thereby the cable.

Secondly, as shown in fig. 4-5, the present embodiment further includes a socket body 1 designed for mounting a pin, through holes 6 for mounting pins 11 are provided on the socket body 1, an annular protrusion 7 is provided in the middle of the through hole 6, the inner diameter of the annular protrusion 7 is smaller than the inner diameter of the through holes 6 at both sides of the annular protrusion 7, the annular protrusion 7 is mainly designed to be located at the fixed mounting pin 11, each through hole 6 is provided with one pin 11 in a matching manner, i.e., the socket body 1 is provided with a plurality of pins 11 corresponding to the through holes 6, the pin 11 of the present embodiment is further provided with a retaining step 4 and a spring groove 3, as shown in fig. 2, the spring groove 3 is adjacent to the retaining step 4, the spring groove 3 is sleeved with a triangular spring 5, the triangular spring 5 has a flared large opening end facing the retaining step 4, and the distance between the retaining step 4 and the triangular spring 5 is equal to the size of the annular protrusion 7, the utility model realizes the installation and fixation of the pin 11 on the socket body 1 by clamping the annular bulge 7 of the socket body 1 by the triangular reed 5 and the clamping step 4, and is characterized in that compared with the complex installation structure or the structure which is easy to be loosened elastically and leads to the falling off of the pin 11 or instable installation, the installation and assembly of the utility model can realize automation, only the pin 11 is inserted towards the large opening side of the triangular reed 5 until the small opening end of the triangular reed 5 passes through the inclined table surface 31, then the pin 11 with the triangular reed 5 is inserted into the through hole 6 as shown in figure 1, in the insertion process, the triangular reed 5 receives the influence of the inner diameter of the annular bulge 7 and contracts along the inclined plane of the triangular reed 5, the pin 5 recovers after passing through the annular bulge 7 and is matched with the clamping step 4 to clamp the annular bulge 7, based on the axial direction of the pin 11 when the triangular reed 5 is stressed in the through hole 6, therefore, the triangular spring 5 is not easy to shrink, i.e. the triangular spring cannot be separated, and the triangular spring is made of metal materials by bending, so that the triangular spring has more stability and stronger use reliability compared with the existing frustum-shaped mounting structure of rubber and plastic.

As a further arrangement of the above solution, one end of the pin 11 opposite to the spring groove 3 is provided with a slant table surface 31 for mounting the triangular spring 5.

As a further arrangement of the scheme, the triangular spring 5 is horn-shaped and is provided with an opening in the radial direction, and the large opening end of the triangular spring 5 is installed right opposite to the side of the clamping step 4.

As a further arrangement of the scheme, the diameter of the large opening end of the triangular spring leaf 5 is smaller than that of the clamping step 4, and the diameter of the small opening end of the triangular spring leaf is smaller than that of the inclined platform surface 31 on one side of the spring leaf groove 3.

As the further arrangement of the scheme, one end of the inserting needle 11 is set to be the inserting needle head 8, and the other end of the inserting needle is set to be the wire slot opening 9 for fixing the cable.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. Just, dress formula anticreep contact pin structure, its characterized in that: including socket ontology (1) and plug (2), be provided with a plurality of jack needles (21) on plug (2), be provided with on socket ontology (1) a plurality of and jack needle (21) assorted contact pin (11), jack needle (21) set up towards the one end of contact pin (11) has elasticity expansion section and front end area grafting guide portion (22) elasticity grafting portion (23), the other end of jack needle (21) sets up to thread clamping structure (24), thread clamping structure (24) include U type thread clamping portion (151) and wire casing (152), thread clamping structure (24) with be provided with radial elasticity stretching's non return shell fragment (16) between elasticity grafting portion (23), plug (2) are used for being provided with annular arch (7) in installation hole (28) of installation jack needle (21), non return shell fragment (16) are fixed jack needle (21) with relative plug (2) with the cascaded surface centre gripping annular arch (7) of jack needle (21) thread clamping structure (24) after radial elasticity stretches out and draws back.

2. The ready-to-mount anti-coming-off pin structure according to claim 1, characterized in that: the inserting guide part (22) at the front end of the elastic inserting part (23) of the inserting needle (21) is arranged in a flared flaring shape, the diameter of the tail end of the inserting guide part (22) is increased from small to large, and the diameter of the connecting part between the inserting guide part (22) and the middle part of the elastic inserting part (23) is smaller than the outer diameter of the inserting needle (11).

3. The ready-to-mount anti-coming-off pin structure according to claim 1, characterized in that: the wire clamping portion (151) of the wire clamping structure (24) of the jack needle (21) is provided with a plurality of notch grooves (153), and the notch grooves (153) are used for sectionally pressing multiple lines of the wire clamping portion (151).

4. The ready-to-mount anti-coming-off pin structure according to claim 1, characterized in that: contact pin (11) are equipped with screens step (4) and reed groove (3), the triangle reed (5) are equipped with to reed groove (3) endotheca, annular arch (7) that set up in through hole (6) of triangle reed (5) and screens step (4) centre gripping socket body (1) are with fixed mounting contact pin (11), the one end in the relative reed groove (3) of contact pin (11) is provided with sloping mesa (31) that are used for triangle reed (5) to install.

5. The ready-to-mount anti-coming-off pin structure according to claim 4, wherein: triangle reed (5) are the loudspeaker form and radially have the opening setting, the big opening end of triangle reed (5) just inclines the installation to screens step (4), the big opening end diameter of triangle reed (5) is less than the diameter of screens step (4), and its little opening end diameter is less than sloping mesa (31) of reed groove (3) one side.

6. The easy-to-mount anti-disengaging pin structure according to claim 4, wherein: one end of the inserting needle (11) is set to be an inserting needle head (8), and the other end of the inserting needle is set to be a wire groove opening (9) for fixing a cable.