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WO2018040767A1 - Structure d'accueil de borne, connecteur et système d'endoscope - Google Patents

Structure d'accueil de borne, connecteur et système d'endoscope Download PDF

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Publication number
WO2018040767A1
WO2018040767A1 PCT/CN2017/093314 CN2017093314W WO2018040767A1 WO 2018040767 A1 WO2018040767 A1 WO 2018040767A1 CN 2017093314 W CN2017093314 W CN 2017093314W WO 2018040767 A1 WO2018040767 A1 WO 2018040767A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminal
spring
endoscope
base
docking structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/093314
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English (en)
Chinese (zh)
Inventor
徐科端
高扬
吴拱安
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sonoscape Medical Corp
Original Assignee
Sonoscape Medical Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sonoscape Medical Corp filed Critical Sonoscape Medical Corp
Publication of WO2018040767A1 publication Critical patent/WO2018040767A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/07—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/10—Sockets for co-operation with pins or blades
    • H01R13/11—Resilient sockets
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00011—Operational features of endoscopes characterised by signal transmission
    • A61B1/00013—Operational features of endoscopes characterised by signal transmission using optical means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00112—Connection or coupling means
    • A61B1/00121—Connectors, fasteners and adapters, e.g. on the endoscope handle
    • A61B1/00124—Connectors, fasteners and adapters, e.g. on the endoscope handle electrical, e.g. electrical plug-and-socket connection
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/04—Pins or blades for co-operation with sockets

Definitions

  • the present invention relates to the field of endoscope technology, and in particular, to a terminal docking structure, a connector, and an endoscope system.
  • the electronic endoscope is a medical electronic optical instrument that can be inserted into the body cavity and the internal cavity of the organ for direct observation, diagnosis and treatment, and integrates high-precision techniques such as light collection, machine and electricity. It uses a very small size electronic imaging component, Charge Coupled Device (CCD), to image the object to be observed through a tiny objective optical system onto the CCD, and then receive the image through the guided fiber bundle. The signal is sent to the image processing system, and finally the processed image is output on the monitor for observation and diagnosis by the doctor.
  • CCD Charge Coupled Device
  • the prior art electronic endoscope system includes an endoscope 100, and a light source device 200 and/or a processor device 300 detachably coupled to the endoscope 100.
  • the light source device 200 provides a light source for the endoscope 100
  • the processor device 300 provides processing of the control signal and/or image signal to the endoscope 100.
  • the endoscope 100 is independent of the light source device 200 and/or the processor device 300. To implement the connection of the endoscope 100 to the light source device 200 and/or the processor device 300, it is necessary to pass through the connector 400.
  • the endoscope 100 is coupled to the light source device 200 and/or the processor device 300.
  • the conventional connector 400 includes a split type connector and an integral connector.
  • the so-called split type connector refers to a light source and a control signal and/or an image signal respectively adopting different connectors.
  • the integral connector refers to a light source and a control signal and/or Or the image signal uses the same connector.
  • the connector 400 specifically includes a plug 410 disposed at one end of the endoscope 100, and a socket 420 disposed on the light source device 200 and/or the processor device 300. Shown in Figure 1 is an integral connector, ie light source and control signal and / or image signal The same plug 410 and the connector 400 of the same socket 420 are used for transmission, and the socket 420 of the connector 400 is partially disposed on the light source device 200. Of course, the socket 420 may also be disposed on the processor device 300.
  • the image signals for endoscopes are gradually changed from cables to optical cables for transmission, that is, optical signals are transmitted, thereby satisfying Higher transmission rate requirements.
  • the conventional metal butt terminal is also changed to a fiber optic docking terminal. Due to the vulnerability of the fiber optic docking terminal itself, when the plug and the socket are plugged together, if the force is too large, the two fiber optic docking terminals may be damaged due to excessive force, causing damage to the fiber optic docking terminal, so that the endoscope system is The image signal cannot be transmitted normally.
  • the embodiment of the invention provides a terminal docking structure, a connector and an endoscope system, and aims to solve the problem that the force of the fiber mating terminal is damaged due to excessive force when the plug and the socket are plugged.
  • a first aspect of the present invention provides a terminal docking structure, including: a base, a first terminal, and a first spring;
  • the base includes: a base and a mounting seat, and the mounting seat is provided with a first through hole adapted to one end of the first terminal;
  • One end of the first terminal is nested in the first through hole
  • One end of the first spring is tightly sleeved on the outer circumference of the mounting seat, and the first terminal is located in the first spring;
  • the second terminal When the second terminal enters from the other end of the first spring and interfaces with the first terminal, and when the second terminal exits from the first spring and is separated from the first terminal, The second terminal is radially movable and resettable relative to the first terminal under a radial elastic force of the first spring, and the second terminal is a mating terminal corresponding to the first terminal.
  • one end of the first spring abuts the end surface of the base, and the base is provided with a locking block having a semicircular inner diameter, and the locking block abuts the first end with its inner circumference
  • the outer end of one end of the spring is fastened on the base for fastening the first spring to the base.
  • the terminal docking structure further includes a sleeve, and at least a part of the sleeve is embedded in the In the other end of the first spring, the second terminal enters and exits the first spring from the sleeve.
  • a first protrusion is disposed in a middle portion of the sleeve, and another end of the first spring is sleeved on an outer side of the sleeve, and an end portion abuts the first convex end surface.
  • the first terminal and the second terminal are optical fiber terminals.
  • a second aspect of an embodiment of the present invention provides a connector, the connector being applied to an endoscope system, the endoscope system comprising: an endoscope, and a light source detachably coupled to the endoscope and/or Or a processor device; the connector being disposed between the endoscope and the light source and/or processor device for establishing a connection of the endoscope to the light source and/or processor device;
  • the connector includes: a plug disposed at one end of the endoscope, and a socket disposed on the light source and/or the processor device and adapted to the plug;
  • the terminal end of the plug is provided with a second terminal, and a corresponding terminal of the socket is provided with a terminal docking structure adapted to the second terminal and according to any one of the above;
  • the first terminal forms abutment with the second terminal when the plug is inserted into the socket.
  • the connector is an integral endoscope connector.
  • a third aspect of the embodiments of the present invention provides an endoscope system including: an endoscope, and a light source and/or a processor device detachably coupled to the endoscope, the endoscope and the light source and The processor device establishes a connection through a connector that employs the connector of any of the above.
  • the second terminal when the second terminal enters the first spring and is docked with the first terminal, the second terminal is radially movable relative to the first terminal, so that the second terminal does not need to be very harsh when inserted. Inserting the angle, and after the insertion, the second terminal is corrected in the radial elastic force of the first spring, and can be accurately butted in the radial direction with the first terminal; when the second terminal is extracted from the first spring and When a terminal is separated, the second terminal can be easily withdrawn without requiring a very severe exit angle.
  • the second terminal of the embodiment of the present invention can be adaptively moved relative to the prior art, thereby avoiding the two fiber optic docking terminals being When the docking is too large or the force is excessive due to the deviation of the docking angle, the fiber mating terminal is damaged.
  • FIG. 1 is a perspective view of a prior art endoscope system
  • FIG. 2 is a perspective view of an endoscope system according to an embodiment of the present invention.
  • FIG. 3 is an exploded perspective view of a terminal docking structure in a preferred embodiment of the present invention.
  • FIG. 4 is a schematic cross-sectional view of a connector in a preferred embodiment of the present invention.
  • Figure 5 is a partial enlarged view of A in Figure 4.
  • Figure 6 is a partially enlarged cross-sectional view showing the terminal docking structure in a preferred embodiment of the present invention.
  • an electronic endoscope system includes an endoscope 100, and a light source device 200 and/or a processor device 300 detachably coupled to the endoscope 100.
  • a connector 500 is provided between the endoscope 100 and the light source device 200 and/or the processor device 300 for establishing a connection of the endoscope 100 to the light source device 200 and/or the processor device 300.
  • the connector 500 shown in FIG. 2 employs an integral connector, and the socket 520 is disposed on the light source device 200.
  • the connector 500 can also be a split connector, or other types of connectors, which are not limited herein.
  • the connector 500 specifically includes a plug 510 disposed at one end of the endoscope 100, and a socket 520 disposed on the light source device 200 and/or the processor device 300.
  • high-definition image signals have high requirements on the transmission rate of transmission cables.
  • the image signals for endoscopes are gradually changed from cables to optical cables for transmission, that is, optical signals are transmitted, thereby satisfying Higher transmission rate requirements.
  • the conventional electrical contact docking structure is also changed to the fiber terminal docking structure.
  • the embodiment of the present invention provides a terminal docking structure, which aims to alleviate the force generated by the two fiber mating terminals when docking, thereby reducing the damage to the fiber mating terminal.
  • the invention provides a terminal docking structure, comprising: a base, a first terminal and a first spring;
  • the base includes: a base and a mounting seat, and the mounting seat is provided with a first through hole adapted to one end of the first terminal;
  • One end of the first terminal is nested in the first through hole
  • One end of the first spring is tightly sleeved on the outer circumference of the mounting seat, and the first terminal is located in the first spring;
  • the second terminal When the second terminal enters from the other end of the first spring and interfaces with the first terminal, and when the second terminal exits from the first spring and is separated from the first terminal, The second terminal is radially movable and resettable relative to the first terminal under a radial elastic force of the first spring, and the second terminal is a mating terminal corresponding to the first terminal.
  • the second terminal when the second terminal enters the first spring and is docked with the first terminal, the second terminal is radially movable relative to the first terminal, so that the second terminal does not need to be very harsh when inserted. Inserting the angle, and after the insertion, the second terminal is corrected in the radial elastic force of the first spring, and can be accurately butted in the radial direction with the first terminal; when the second terminal is extracted from the first spring and When a terminal is separated, the second terminal can be easily withdrawn without requiring a very severe exit angle.
  • the second terminal of the embodiment of the present invention can be adaptively moved relative to the prior art, thereby avoiding the two fiber optic docking terminals being When the docking is too large or the force is excessive due to the deviation of the docking angle, the fiber mating terminal is damaged.
  • FIG. 3 an exploded view of the terminal docking structure is shown in FIG. 3.
  • the terminal docking structure 600 is disposed on the socket 520, and includes: a base 610, a first terminal 620, a sleeve 630, and a first Spring 650;
  • the base 610 includes a base 610a and a mounting base 610b.
  • the base 610a and the mounting base 610b may be integrally formed or assembled.
  • the mounting base 610b is opened with the first terminal.
  • a first through hole 611 is defined at one end of the 620, and one end of the first terminal 620 is nested in the first through hole 611.
  • One end of the first spring 650 is tightly sleeved on the outer circumference of the mounting seat 610b, and the first terminal 620 is located at the first end. Inside the spring 650;
  • a first protrusion 631 is disposed in a middle portion of the sleeve 630.
  • One end of the first spring 650 is tightly sleeved on the outer circumference of the mounting seat 610b, and the end portion abuts against the end surface of the base 610a.
  • the other end of the first spring 650 is sleeved on the outer side of the sleeve 630. And the end portion abuts against the end surface of the first protrusion 631.
  • the base 610a is provided with a locking block 610c having a semicircular inner diameter.
  • the locking block 610c is fastened on the base 610a with its inner periphery abutting against the outer periphery of one end of the first spring 650 to fasten the first spring 650. Connected to the base 610.
  • the first spring 650 mainly functions as a radial reset and guides the second terminal 511.
  • the second terminal 511 is difficult to perform a strict axial force insertion, usually deflecting some angles, and by the radial elasticity of the first spring 650, It is possible to smoothly insert even when deflecting a little, and to correct the second terminal 511 of the plug to a strict axial direction, which also prevents loss of signal transmission. If there is no elastic tolerance in the radial direction, it is obvious that the force is increased when inserted, and it is not easy to insert, and it is easy to cause abrasion. If it is not strictly aligned in the axial direction, it is easy to cause signal transmission loss.
  • the first spring 650 since there is no gap between the coils of the first spring 650, it does not expand and contract in the axial direction, but only oscillates in the radial direction.
  • another preferred embodiment of the present invention further includes a second spring 640 disposed between the base 610 and the first terminal 620.
  • a stepped boss 512 is disposed at the end of the plug 510.
  • the stepped boss 512 is adapted to the socket 520, and includes: disposed on the end of the plug 510, and as the bottom layer of the stepped boss 512 a boss 512a, and a second boss 512b disposed on the first boss 512a as the upper layer of the step boss 512, and a second terminal 511 disposed on the end surface of the first boss 512a, the second terminal 511 and The first terminal 620 corresponds to each other.
  • the first terminal 620 can move relative to the base 610 and the sleeve 630; when the second terminal 511 is withdrawn from the sleeve 630 and with the first terminal 620 When separated, the first terminal 620 can be reset by the second spring 640.
  • the terminal docking structure 600 of the embodiment of the present invention adopts a clever structural design, so that when the second terminal 511 is docked with the first terminal 620, the force generated by the second terminal 511 on the first terminal 620 is alleviated, thereby avoiding two fiber optic docking terminals. In the case of docking, the fiber mating terminal may be damaged due to excessive force.
  • the terminal docking structure is not limited to the fiber-optic mating terminal, and may be other types of docking terminals, such as electrical contact docking terminals, which are not limited herein.
  • the base 610 is fixedly disposed on the socket 520, and the first terminal 620 is movably disposed on the base 610.
  • the second terminal 511 abuts against the first terminal 620; when the plug 510 continues to penetrate the socket 520, the second terminal 511 forms a relative force on the first terminal 620 due to the first
  • the terminal 620 is in an active setting, and then the first terminal 620 is moved toward the base 610 by the relative force of the second terminal 511, thereby diluting the damage of the first terminal 620 by the relative force of the second terminal 511.
  • the second spring 640 is also pressed.
  • a second protrusion 621 is disposed in the middle of the first terminal 620.
  • One end of the second spring 640 abuts against the end surface of the mounting seat 610b, and the other end abuts against the end surface of the second protrusion 621.
  • the sleeve 630 is internally provided with a stepped hole, the stepped hole includes: a second through hole 630a located at the bottom layer of the stepped hole, and a third through hole 630b located on the upper layer of the stepped hole, the second through hole 630a having a larger radius than the third through hole 630b Radius size.
  • the second protrusion 621, one end of the first terminal 620 and one end of the base 610 are sleeved in the second through hole 630a from the inside to the outside, and the other end of the first terminal 620 is sleeved in the third through hole 630b.
  • the sleeve 630 is divided into two working spaces, that is, a second through hole 630a and a third through hole 630b.
  • a part of the first terminal 620 is disposed in the second through hole 630a, and the other portion is disposed in the third through hole 630b.
  • the two protrusions 621 are used not only to abut one end of the second spring 640 but also to abut the end surface of the third through hole 630b, thereby restricting the first terminal 620 from coming out between the base 610 and the sleeve 630.
  • a fourth through hole 521 is defined in the corresponding position of the socket 520 , and the sleeve 630 is sleeved in the fourth through hole 521 .
  • the inner diameter of the fourth through hole 521 is only slightly larger than the sleeve 630, and the sleeve 630 is axially positioned, and the axial reset of the sleeve 630 described herein can be achieved by the second spring 640.
  • the terminal docking structure 600 further includes a bushing 660, the bushing 660 is located in the third through hole 630b, and is sleeved at the other end of the first terminal 620, and the bushing 660 is used to assist the first terminal 620 and When the second terminal 511 is docked, it is aligned.
  • a sealing ring 513 may be disposed between the inner wall of the mounting hole 512c and the outer wall of the second terminal 511. The cost is low, and the sealing effect is good, and the waterproof level above IPX level can be achieved.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Endoscopes (AREA)

Abstract

L'invention concerne une structure d'accueil de borne (600), comprenant une base (610), une première borne (620) et un premier ressort (650). La base (610) comprend une base inférieure (610a) et une base de montage (610b), la base de montage (610b) étant pourvue d'un premier trou traversant (611) conçu pour une extrémité de la première borne (620) ; une extrémité de la première borne (620) étant emboîtée dans le premier trou traversant (611) ; une extrémité du premier ressort (650) étant emmanchée à demeure à la périphérie de la base de montage (610b), et la première borne (620) étant située dans le premier ressort (650) ; et lorsqu'une seconde borne (511) entre à partir de l'autre extrémité du premier ressort (650) et s'enclenche avec la première borne (620), et lorsque la seconde borne (511) se retire du premier ressort (650) et est séparée de la première borne (620), sous une force d'action élastique radiale du premier ressort (650), la seconde borne (511) peut se déplacer radialement et être réinitialisée par rapport à la première borne (620). La seconde borne (511) est une borne d'accueil correspondant à la première borne (620). La structure d'accueil de borne (600) vise à résoudre le problème d'une borne d'accueil de fibre optique qui est endommagée par une force excessive lorsqu'une fiche (510) est enfichée dans une douille (520).
PCT/CN2017/093314 2016-08-31 2017-07-18 Structure d'accueil de borne, connecteur et système d'endoscope Ceased WO2018040767A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610773778.5 2016-08-31
CN201610773778.5A CN106450873B (zh) 2016-08-31 2016-08-31 一种端子对接结构、连接器及内窥镜系统

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WO2018040767A1 true WO2018040767A1 (fr) 2018-03-08

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WO (1) WO2018040767A1 (fr)

Cited By (1)

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CN117064310A (zh) * 2023-10-12 2023-11-17 深圳英美达医疗技术有限公司 导光部连接器及内窥镜

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CN106450873B (zh) * 2016-08-31 2021-02-12 深圳开立生物医疗科技股份有限公司 一种端子对接结构、连接器及内窥镜系统
CN106299800A (zh) * 2016-08-31 2017-01-04 深圳开立生物医疗科技股份有限公司 一种端子对接结构、连接器及内窥镜系统
CN112260004B (zh) * 2020-11-09 2021-10-26 合肥沛升光电科技有限公司 用于内窥镜的连接器及内窥镜
CN114532949A (zh) * 2020-11-24 2022-05-27 深圳迈瑞生物医疗电子股份有限公司 内窥镜摄像系统及其主机和主机配插

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CN102791182A (zh) * 2010-03-16 2012-11-21 奥林巴斯医疗株式会社 连接器座、连接器连接系统、光源装置和内窥镜
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117064310A (zh) * 2023-10-12 2023-11-17 深圳英美达医疗技术有限公司 导光部连接器及内窥镜
CN117064310B (zh) * 2023-10-12 2024-02-20 深圳英美达医疗技术有限公司 导光部连接器及内窥镜

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CN106450873A (zh) 2017-02-22

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