CN219086317U - Waterproof medical connector - Google Patents

Abstract

The waterproof medical connector comprises a head skeleton, a pin assembly and a tail skeleton which are assembled in sequence along the axial direction, and further comprises a reinforcing plate made of metal materials, wherein the head skeleton, the pin assembly and the tail skeleton which are assembled with each other along the axial direction are coated and reinforced along the circumferential direction by the reinforcing plate, and two ends of the head skeleton, the pin assembly and the tail skeleton which are positioned along the axial direction are joggled with each other along the length direction; and the outer membrane layer is injection molded on the outer side of the reinforcing plate and is used for sealing and coating the reinforcing plate. The three parts assembled with each other can be clamped through the arrangement of the reinforcing plate, and meanwhile, gaps at the assembling position can be compressed to be reduced, and the arrangement of the reinforcing plate and the outer membrane layer is used for sealing and waterproof arrangement of the assembling position.

Description

Waterproof medical connector

Technical Field

The utility model relates to the field of electronic connectors, in particular to a waterproof medical connector.

Background

The connector is mainly used for the cable line of electric and electronic equipment and the circuit connection between the cable line and the equipment, and realizes the transmission of low-frequency signals, high-frequency signals and electric energy (power). The signal connector consists of a fixed end and a free end; the fixed end is a passive connection part, which is also called a socket; the free end is an active connection portion that mates with a fixed end signal connector, also known as a plug.

In the medical field, there is a high demand for connectors, wherein the waterproof performance of the connectors is an important indicator of the connectors. In the conventional connector, it is common to provide a plastic housing outside the connector to enhance the waterproof property of the housing, and to provide a waterproof ring for the two connectors at the position where they are connected to each other, thereby performing the overall waterproof. However, the connector is easily scratched or cracked during long-term use, thereby affecting waterproof performance.

Disclosure of Invention

The utility model aims at solving the technical problems and provides a waterproof medical connector.

The waterproof medical connector comprises a head skeleton, a pin assembly and a tail skeleton which are assembled in sequence along the axial direction, and further comprises a reinforcing plate made of metal materials, wherein the head skeleton, the pin assembly and the tail skeleton which are assembled with each other along the axial direction are coated and reinforced along the circumferential direction by the reinforcing plate, and two ends of the head skeleton, the pin assembly and the tail skeleton which are positioned along the axial direction are joggled with each other along the length direction; and the outer membrane layer is injection molded on the outer side of the reinforcing plate and is used for sealing and coating the reinforcing plate.

Further, rabbets and mortise holes of dovetail structures which are mutually joggled are respectively arranged on two ends of the reinforcing plate in the length direction.

Further, the pin assembly is provided with a plurality of mutually parallel terminals and forms a first section and a second section which extend towards opposite ends respectively, a connecting bin penetrating through and arranged in the head skeleton is arranged in the head skeleton, and a mounting groove for the first section of the terminal to be inserted into is formed in one end of the connecting bin; the tail framework is provided with mounting holes which are arranged in a matrix, correspond to the second sections of the terminals respectively and are inserted into the mounting holes; the reinforcing plate is used for coating and reinforcing the joints of the head framework, the pin assembly and the tail framework which are assembled in an axial mutual inserting mode.

Further, the pin assembly comprises two mutually overlapped seats, and the terminals are respectively and equidistantly injection-molded on the seats.

Further, alignment blocks and alignment holes for positioning are respectively formed on the opposite side walls of the two seat bodies.

Further, the pin assembly further comprises a grounding electrode, wherein the grounding electrode is arranged on any one of the base bodies, one end of the grounding electrode is connected with any one of the terminals, and the other end of the grounding electrode extends upwards and then bends towards one side.

Further, a containing groove corresponding to the bent end of the grounding electrode is formed in the surface of the head framework.

Compared with the prior art, the utility model has the beneficial effects that:

in the technical scheme of the waterproof medical connector provided by the utility model, after the head skeleton pin assembly and the tail skeleton are mutually assembled along the axial direction, the reinforcing plate is coated at the assembling position, so that gaps between the three parts after being assembled are pressed to be reduced, and the assembling position can be waterproof sealed. Meanwhile, the outer side of the reinforcing plate is provided with an outer film layer in an injection molding mode, gaps between the reinforcing plate and the connector main body can be further sealed, and sealing waterproof performance is improved. At this time, if damage occurs to the outer membrane layer, the inner parts of the outer membrane layer cannot be damaged under the protection of the reinforcing plate, and the sealing and waterproof performances cannot be affected by scratch of the outer membrane layer.

The utility model is further described below with reference to the drawings and embodiments of the specification.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic diagram of an explosive structure of the present utility model.

Fig. 3 is a schematic diagram of an explosive structure of the present utility model.

Fig. 4 is a schematic diagram of an explosive structure of the present utility model.

Fig. 5 is a cross-sectional view of the present utility model.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It should be noted that all directional indications (such as up, down, left, right, front, and rear are used in the embodiments of the present utility model) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions of "first," "second," etc. in the embodiments of the present utility model are provided for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

The embodiment of the present utility model provides a waterproof medical connector, as shown in fig. 1 to 5, in which a head skeleton 10, a pin assembly 20 and a tail skeleton 30 are assembled with each other in an axial direction to form a main body portion of the connector, and at the same time, a reinforcing plate 40 is wrapped and reinforced along a circumferential surface of the main body portion, specifically, an assembly position of the head skeleton 10, the pin assembly 20 and the tail skeleton 30 is wrapped, so that the main body portion is clamped, and further, the assembly positions of the three portions are clamped, gaps between the three portions are reduced, as shown in fig. 2, the reinforcing plate 40 is made of a metal material, and after the reinforcing plate 40 is wound around the connector main body, both ends in a length direction thereof are joggled 41, so that the reinforcing plate 40 surrounds the connector and is wrapped therein. By adopting the joggle 41 mode, the reinforcing plate 40 can form an annular structure, the connection is relatively tight, the gap between the two ends of the reinforcing plate 40 is relatively small, and the connection mode is relatively simple and convenient compared with welding, bonding, riveting and the like; as shown in fig. 2, an outer film layer 50 is further injection-molded on the outside of the reinforcing plate 40, so that the connector body, which is wrapped and reinforced by the reinforcing plate 40, is hermetically covered. Through the above design, the connector main body assembled with each other can be reinforced, and the length dimension of the reinforcing plate 40 is properly designed in the process of coating the main body part by the reinforcing plate 40, so that the main body part is coated in the connector main body, and after the two ends of the reinforcing plate 40 are joggled 41, the gap between the assembled positions of the head skeleton 10, the pin assembly 20 and the tail skeleton 30 assembled with each other is clamped, so that the assembling firmness of the connector main body can be ensured, and certain sealing performance after the gap can be ensured. Meanwhile, the reinforcing plate 40 is further isolated from the outside by injection molding the outer film layer 50, thereby improving waterproof sealing performance. At this time, it can be understood that by arranging the reinforcing plate 40, the above three components assembled with each other can be compressed and clamped at the gap of the assembling position, so that the assembling is firm, the waterproof sealing performance can be improved under the condition of reducing the gap size, and the reinforcing plate 40 itself also plays a role in isolating the machine connecting body from the outside, and has waterproof and sealing functions; after the outer film layer 50 injection-molded on the outer side of the reinforcing plate 40 is damaged, the connector body has a strong waterproof performance due to the coating of the reinforcing plate 40.

In this embodiment, as shown in fig. 2, the tenon and mortise holes of the dovetail structure are respectively formed at two ends of the reinforcing plate 40 in the manner of joggling 41 of the reinforcing plate 40, and the dovetail structure is relatively simple and has strong connection stability, so that the two ends of the reinforcing plate 40 are conveniently connected. It will be appreciated that in other embodiments, the joggle 41 may be implemented by other rabbets and mortise holes, which may also have the joggle 41 effect.

In the present utility model, as shown in fig. 3-5, the pin assembly 20 includes two mutually stacked sockets 24, a plurality of mutually side-by-side terminals 21 are disposed on each socket 24 at equal intervals, and the parts of the terminals 21 respectively located at two sides of the sockets 24 form a first section 22 and a second section 23, the sockets 24 of the terminals 21 are integrally formed by injection molding, and alignment holes 2625 and alignment holes are respectively formed on the side surfaces of the mutually opposite sockets 24, so that the two sockets 24 can be relatively stacked stably and accurately in the stacking process without mutual dislocation; the head skeleton 10 is provided with a connecting bin 11 along the axial direction, one end of the connecting bin 11 is provided with a mounting groove 12 which corresponds to the terminal 21 and is inserted into the connecting bin, and the other end forms a connecting part for being mutually butted with the other connecting part; when the pin assembly 20 is assembled on the head skeleton 10, the first section 22 of the terminal 21 is inserted into the mounting groove 12 in advance, and the seat 24 is contacted with the head skeleton 10 by pushing the pin assembly 20 deeply into the connecting bin 11, so that the mounting of the pin assembly 20 and the head skeleton 10 is completed; the mounting holes 31 corresponding to the second sections 23 of all the pins are formed on the tail frame 30, and the tail frame 30 is sleeved behind the second sections 23 of the terminals 21 and the tail frame 30 and the seat 24 are contacted with each other, so that the assembly work of the head frame 10, the pin assemblies 20 and the tail frame 30 is completed. After the above three components are assembled, the head skeleton 10 and the tail skeleton 30 are respectively positioned at two sides of the pin assembly 20 and clamped in the middle, in the structure, a certain gap exists between the three components, meanwhile, a certain gap also exists between the mutually overlapped seat bodies 24, after the positions are covered by the reinforcing plates 40, the gaps between the three components can be clamped, so that the mutual assembly is firm, after the three components are mutually assembled, the gaps between the three components can be isolated from the outside, and the sealing can be performed, so that the waterproof performance is certain; meanwhile, after the outer film layer 50 is injection-molded on the reinforcing plate 40, the connector main body can be further sealed and waterproof, specifically, the outer film layer 50 is injection-molded on the outer side of the reinforcing plate 40, namely, the outer part of the connector main body is injection-molded, so that the assembly positions of the three components can be improved, the waterproof performance is improved, it is understood that after the outer film layer 50 is scratched, the reinforcing plate 40 positioned in the outer film layer 50 can be also waterproof and sealed, and meanwhile, the reinforcing plate 40 is provided to prevent the outer film layer 50 from being scratched too deeply, so that the connector main body is directly damaged.

In the present utility model, a grounding electrode 27 is further disposed on the pin assembly 20 for connecting the pin with the reinforcing plate 40, thereby achieving the grounding effect, and it is understood that in this embodiment, the reinforcing plate 40 should have a bare portion thereon for conducting from the outside, thereby achieving the grounding effect. As shown in fig. 3-4, the grounding electrode 27 is mounted on any one of the base bodies 24, one end of the grounding electrode is connected with the terminal 21, the other end of the grounding electrode extends upwards and is bent towards one side, and the gap between the reinforcing plate 40 and the base body 24 of the pin assembly 20 can be reduced as much as possible in the process of covering three components assembled with each other through the bending design of the reinforcing plate 40; to achieve the object, in a preferred embodiment of the present utility model, a receiving groove 13 corresponding to the bent end of the grounding electrode 27 is formed on the surface of the head skeleton 10, and the depth of the receiving groove 13 should be greater than or equal to the thickness dimension of the bent end of the grounding electrode 27, so that when the reinforcing plate 40 is wrapped on the connector body, the bent end of the grounding electrode 27 can be pressed toward the receiving groove 13 and embedded into the receiving groove 13, thereby enabling the reinforcing plate 40 to be in complete contact with the connector body without gaps.

In the technical scheme of the waterproof medical connector provided by the utility model, after the head skeleton 10, the pin assembly 20 and the tail skeleton 30 are mutually assembled along the axial direction, the reinforcing plate 40 is coated at the assembling position, so that gaps between the three parts after being assembled are pressed to be reduced, and the assembling position can be waterproof sealed. Meanwhile, the outer film layer 50 is molded on the outer side of the reinforcing plate 40, so that gaps between the reinforcing plate 40 and the connector main body can be further sealed, and the sealing waterproof performance is improved. At this time, if damage occurs to the outer film layer 50, the inner parts of the reinforcing plate 40 are not damaged under the protection of the reinforcing plate, and the sealing and waterproof performances are not affected by the scratch of the outer film layer 50.

Various other corresponding changes and modifications will occur to those skilled in the art from the disclosure herein, and all such changes and modifications are intended to be included within the scope of the present utility model.

Claims (7)

1. The waterproof medical connector comprises a head skeleton, a pin assembly and a tail skeleton which are assembled in sequence along the axial direction, and is characterized by further comprising a reinforcing plate made of metal materials, wherein the head skeleton, the pin assembly and the tail skeleton which are assembled with each other along the axial direction are coated and reinforced by the reinforcing plate along the circumferential direction, and two ends of the reinforcing plate in the length direction are joggled with each other; and the outer membrane layer is injection molded on the outer side of the reinforcing plate and is used for sealing and coating the reinforcing plate.

2. The waterproof medical connector according to claim 1, wherein the reinforcing plate is provided with a dovetail structure of dovetail joint and mortise holes on both ends in a longitudinal direction thereof, respectively.

3. The waterproof medical connector according to claim 1, wherein the pin assembly has a plurality of terminals arranged side by side with each other and is formed with a first section and a second section extending toward opposite ends, respectively, the head frame is internally provided with a connecting bin penetrating and being internally provided with a mounting groove for inserting the first section of the terminal therein at one end of the connecting bin; the tail framework is provided with mounting holes which are arranged in a matrix, correspond to the second sections of the terminals respectively and are inserted into the mounting holes; the reinforcing plate is used for coating and reinforcing the joints of the head framework, the pin assembly and the tail framework which are assembled in an axial mutual inserting mode.

4. A waterproof medical connector according to claim 3, wherein said pin assembly comprises two mutually stacked housings, said terminals being injection molded over said housings at equal intervals, respectively.

5. The connector of claim 4, wherein alignment blocks and alignment holes are formed on opposite side walls of the housing for positioning.

6. The medical connector of claim 5, wherein the pin assembly further comprises a ground electrode mounted on any one of the housings and having one end connected to any one of the terminals and the other end extending upward and being bent toward one side.

7. The medical connector of claim 6, wherein the head frame has a recess formed in the surface thereof corresponding to the bent end of the grounding electrode.

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