CN219739512U - Conversion plug, host plug and mirror plug - Google Patents

Abstract

The utility model provides a conversion plug, a host plug and a mirror body plug, which are applied to an endoscope system. Compared with the prior art, the utility model can electrically connect and signal connect the mirror plugs and the host plugs of different types by arranging the conversion plug, thereby improving the adaptability of the host and reducing the cost of replacing the host.

Description

Conversion plug, host plug and mirror plug

Technical Field

The utility model belongs to the technical field of endoscopes, and particularly relates to a conversion plug, a host plug and a lens body plug.

Background

In the medical field, the photoelectric connection structure of the endoscope is required to be connected with a corresponding host machine for image transmission so as to clearly display the lesion position on a screen, thereby being convenient for doctors to diagnose the illness state better.

In the prior art, one type of host machine is often adapted to one type of endoscope, that is, the existing host machine plug can only be adapted to one type of endoscope, if different types of endoscopes are purchased, the host machine cannot be adapted to the existing host machine device, and another type of host machine is required to be purchased to be adapted to the endoscope, so that the burden of a hospital is greatly increased.

In view of the foregoing, it is necessary to provide a conversion plug, a host plug and a mirror plug to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a conversion plug which can enable one host to be matched with endoscopes of multiple models.

In order to achieve the above object, the present utility model provides a conversion plug, which is applied to an endoscope system, the endoscope system includes a host and an endoscope, the conversion plug includes a first connection portion and a second connection portion which are electrically connected and signal-connected, the first connection portion is electrically connected and signal-connected with a host plug on the host, the second connection portion is electrically connected and signal-connected with a scope plug on the endoscope, and the endoscope is electrically connected and signal-connected with the host through the conversion plug.

As a further improvement of the present utility model, the first connecting portion and the second connecting portion are detachably connected.

As a further improvement of the present utility model, the first connection portion includes a rotary housing, an inner case, and a first conduction assembly provided inside the rotary housing, and the inner case is interposed between the first conduction assembly and the rotary housing to rotate in synchronization with the rotary housing.

As a further improvement of the utility model, the inner shell is provided with a rotary groove, and the rotary groove is configured to be mechanically connected with the host plug; the first conductive assembly includes a plurality of first electrical contacts configured to be electrically and signally connected to the host plug.

As a further improvement of the utility model, the first connecting part further comprises a first elastic piece, the first elastic piece is arranged adjacent to the inner shell and the first conduction assembly, one end of the first elastic piece is fixedly connected with the inner shell, and the other end of the first elastic piece is fixedly connected with the first conduction assembly.

As a further improvement of the utility model, the second connecting part comprises a first electric connecting piece and a first positioning piece, wherein the first electric connecting piece and the first positioning piece are arranged towards the direction of the mirror plug, the first electric connecting piece is configured to be electrically connected with the mirror plug and in signal connection, and the first positioning piece is configured to guide and position the connection of the mirror plug.

Another object of the present utility model is to provide a host plug adapted to be connected with the above-mentioned adapter plug.

In order to achieve the above object, the present utility model provides a host plug, which is configured to be electrically connected to the first connection portion of the conversion plug and to be signal-connected; the host plug comprises a second conduction assembly and a fixing assembly, wherein the second conduction assembly is fixedly connected to the fixing assembly and is configured to be electrically connected with the first conduction assembly of the first connecting portion and in signal connection, and the fixing assembly is detachably connected with the inner shell of the first connecting portion.

As a further improvement of the present utility model, the host plug further includes an elastic member disposed between the fixing member and the housing of the host, configured to provide a force to the fixing member away from the housing.

Another object of the present utility model is to provide a mirror plug adapted to be connected to the above-mentioned adapter plug.

In order to achieve the above object, the present utility model provides a mirror plug, which is configured to be electrically connected to and signal-connected with the second connection portion of the conversion plug; the mirror body plug comprises a plug shell, a second electric connecting piece and a second positioning piece, wherein the second electric connecting piece and the second positioning piece are arranged at one end of the plug shell, which faces the second connecting portion, the second electric connecting piece is used for being electrically connected with the first electric connecting piece on the second connecting portion and being in signal connection, and the second positioning piece is used for being in positioning connection with the first positioning piece on the second connecting portion.

As a further development of the utility model, the length of the second positioning element is greater than the length of the second electrical connection element in the connection direction of the mirror plug to the conversion plug.

As a further improvement of the utility model, a limiting piece is arranged at one end of the second positioning piece far away from the plug shell, and the limiting piece is configured to be in limiting connection with the first positioning piece.

The beneficial effects of the utility model are as follows: according to the utility model, the conversion plug is respectively and electrically connected with the host plug and the endoscope plug of the endoscope through the first connecting part and the second connecting part and is in signal connection, so that one host can be adapted to a plurality of different types of endoscope plugs, the adaptability of the host and the endoscope is improved, and the cost for replacing the host is reduced.

Drawings

Fig. 1 is a perspective view of a conversion plug according to a preferred embodiment of the present utility model.

Fig. 2 is a schematic perspective view of the conversion plug of fig. 1 at another angle.

Fig. 3 is an exploded view of the conversion plug of fig. 1.

Fig. 4 is a cross-sectional view of the conversion plug of fig. 1.

Fig. 5 is a perspective view of a host plug according to a preferred embodiment of the present utility model.

Fig. 6 is an exploded view of the host plug of fig. 5.

Fig. 7 is a perspective view of a mirror plug according to a preferred embodiment of the present utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings and specific embodiments.

In this regard, only the components and/or process steps that are closely related to the aspects of the present utility model are shown in the drawings, and other details that are not significantly related to the present utility model are omitted in order to avoid obscuring the present utility model with unnecessary details.

In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1 to 4, and referring to fig. 5 to 7, the present utility model provides a conversion plug 100, wherein the conversion plug 100 is applied to an endoscope system (not shown), and the endoscope system comprises a host (not shown) and an endoscope (not shown). The conversion plug 100 comprises a first connection part 11 and a second connection part 12 which are electrically connected and in signal connection, the first connection part 11 is electrically connected and in signal connection with a host plug 200 on the host, the second connection part 12 is electrically connected and in signal connection with a scope plug 300 on the endoscope, and the endoscope is electrically connected and in signal connection with the host through the conversion plug 100. The adapter plug 100 can connect the endoscope plug 300 of the endoscope to the host plug 200 of the host, so that one host can be adapted to endoscopes of a plurality of models, the suitability of the host and the endoscope is improved, and the cost for replacing the host is reduced.

In an alternative embodiment, the first connection portion 11 and the second connection portion 12 are detachably connected by the intermediate housing 13. For example, a bayonet is provided on the first connecting portion 11, and a hook is provided on the second connecting portion 12, and the hook is engaged with the bayonet, so as to realize detachable connection of the first connecting portion 11 and the second connecting portion 12. Furthermore, the first connection portion 11 and the second connection portion 12 are respectively provided with an electrical connection structure 14, and the two electrical connection structures 14 are electrically connected and signal-connected. When different types of endoscopes are required to be connected to the host, only the second connecting part 12 is required to be detached from the first connecting part 11, and one second connecting part 12 is required to be replaced, so that multiple hosts are not required to be placed in a limited operating room, the space is greatly saved, and the cost of purchasing the host in a hospital is reduced.

In another alternative embodiment, the first connection part 11 and the second connection part 12 are fixedly connected through the intermediate housing 13, or the intermediate housing 13 is not provided, and the first connection part 11 is directly connected with the second connection part 12, or, although the first connection part 11 and the second connection part 12 are detachably connected, the inner spaces of the first connection part 11 and the second connection part 12 are communicated, and the electrical connection and the signal connection with the host plug 200 and the mirror plug 300 are achieved through one electrical connection structure 14. When different types of endoscopes are required to be connected to the host, only one conversion plug 100 is required to be replaced, multiple host computers are not required to be placed in a limited operating room, space is greatly saved, and the cost of purchasing the host computers in a hospital is reduced.

Further, the first connection part 11 includes a rotary outer case 111, an inner case 112, and a first conductive member 113. The first conductive member 113 is disposed inside the rotary housing 111, and the inner housing 112 is interposed between the first conductive member 113 and the rotary housing 111 to rotate in synchronization with the rotary housing 111. When the conversion plug 100 is connected to the host plug 200 on the host, the rotary housing 111 is rotated to drive the inner housing 112 to rotate synchronously, so that the first conductive component 113 can be electrically connected and signal connected with the second conductive component 21 on the host plug 200.

Specifically, the rotary housing 111 is in a circular ring shape, and a plurality of strip-shaped blind holes are formed on the outer surface of the rotary housing 111, so that the outer surface of the rotary housing 111 is in an uneven shape, to facilitate the rotation of the rotary housing 111 from an ergonomic perspective, and to increase the aesthetic appearance of the conversion plug 100.

The inner housing 112 is disposed inside the rotary housing 111. A first coupling portion (not shown) is provided on the inner surface of the rotary housing 111, and a second coupling portion (not shown) is provided on the outer surface of the inner housing 112 at a position corresponding to the first coupling portion. The first coupling portion and the second coupling portion are fastened and fixed, so that the inner housing 112 can rotate in synchronization with the rotating housing 111 by providing the first coupling portion and the second coupling portion.

In this embodiment, the first coupling portion is a protrusion extending toward the inner housing 112, the second coupling portion is a groove corresponding to the protrusion, and the protrusion is clamped into the groove, so that the inner housing 112 can rotate synchronously with the rotating housing 111. In other embodiments, the first bonding portion may be a groove, and the second bonding portion may be a protrusion, or the first bonding portion and the second bonding portion may have other structures, which is not limited in the present utility model.

The inner housing 112 is disposed between the rotary housing 111 and the first conductive assembly 113. The inner housing 112 is provided with at least one rotary slot 1121, and the rotary slot 1121 is configured to be mechanically connected to the host plug 200, so as to drive the host plug 200 to move back and forth along the connection direction, so that the second conductive assembly 21 can be connected to or disconnected from the first conductive assembly 113.

The first conductive component 113 includes a conductive housing 1131 and a plurality of first electrical contacts 1132 disposed in the conductive housing 1131, where the plurality of first electrical contacts 1132 are disposed in parallel along a vertical direction, and the plurality of first electrical contacts 1132 are configured to be electrically connected and signal connected with the second electrical contacts 211 of the second conductive component 21 on the host plug 200, so that the conversion plug 100 can be electrically connected and signal connected with the host plug 200.

Further, the first connection portion 11 further includes a first elastic member 114, where the first elastic member 114 is disposed adjacent to the inner housing 112 and the first conductive component 113. One end of the first elastic member 114 is fixedly connected with the inner housing 112, and the other end is fixedly connected with the first conductive component 113. In this embodiment, the first elastic member 114 is a rotary spring. The conductive housing 1131 extends toward the inner housing 112 with a stepped portion on which the rotary spring is disposed, and is disposed around the conductive housing 1131 and adjacent to the inner housing 112. When the inner housing 112 rotates with the rotating housing 111, such that the first elastic member 114 is subjected to a rotating tensile force, the first elastic member 114 may pull the inner housing 112 to rotate under its own elastic force to restore to an original state when the change-over plug 100 needs to be replaced.

Further, the second connection portion 12 includes a plug housing 121, and a first electrical connector 122 and a first positioning member 123 disposed on the plug housing 121, where the first electrical connector 122 and the first positioning member 123 are disposed at one end of the plug housing 121 facing the direction of the mirror plug 300, the first electrical connector 122 is configured to be electrically connected to and signal connected with a second electrical connector on the mirror plug 300, and the first positioning member 123 is configured to guide and position the connection of the mirror plug 300.

The first connection portion 11 and the second connection portion 12 are electrically connected, and an electrical connection structure 14 is provided inside the first connection portion 11 and the second connection portion 12. The electrical connection structure 14 includes a flexible circuit board for making electrical connection with the host and the endoscope and a signal board for making signal connection with the host and the endoscope.

Referring to fig. 5 to 6, and referring to fig. 1 to 4, the present utility model provides a host plug 200 adapted to be connected to the adapter plug 100. The host plug 200 is configured to be electrically connected to the first connection portion 11 of the conversion plug 100 and to be in signal connection, so as to electrically connect the conversion plug 100 to a host.

The host includes a housing (not shown) and a host plug 200 provided on the housing. The host plug 200 includes a second conductive member 21, a fixing member 22, and an elastic member 23. The elastic component 23 is disposed between the fixing component 22 and the housing of the host, and the second conductive component 21 is disposed inside the fixing component 22 and is used for telecommunication connection and signal connection with the first conductive component 113 on the conversion plug 100.

The second conductive component 21 is provided with a plurality of second electrical contacts 211, and the plurality of second electrical contacts 211 are a plurality of electrical sockets and are used for electrically connecting and signal connecting with a plurality of first electrical contacts 1132 on the conversion plug 100, so that the conversion plug 100 can be electrically connected and signal connected with the host plug 200.

The fixing assembly 22 includes a fixing housing 221 and a fixing ring 222, and the second conducting assembly 21 is fixedly connected to the fixing ring 222 and then is placed in the fixing housing 221. A plurality of guide pins 2211 are provided at the outer side of the fixed housing 221, and the guide pins 2211 are used to be inserted into the rotating grooves 1121 of the inner housing 112 of the conversion plug 100, so that the fixed assembly 22 is detachably connected with the inner housing 112 of the first connection part 11.

The elastic component 23 includes a second elastic member 231 and an elastic limiting member 331232, the second elastic member 231 is an elastic ring, and the second elastic member 231 is fixed in a limiting groove of the elastic limiting member 331232 and configured to provide a force to the fixing component 22 away from the housing.

Further, the fixed component 22 and the second conductive component 21 are combined to form a whole movable component 24, and the movable component 24 and the elastic component 23 are combined to form the host plug 200. When the conversion plug 100 is inserted into the host plug 200, the guide pin 2211 of the fixed housing 221 is inserted into the screw groove 1121 of the inner housing 112. The rotary outer case 111 is rotated, the inner case 112 is rotated synchronously with the rotary outer case 111, and at this time, the rotary spring is subjected to a rotary tension, and the rotary groove 1121 on the inner case 112 is rotated around the guide pin 2211 and is rotated to a certain position to stop. When the inner housing 112 is rotated, the movable assembly 24 is subjected to external pressure due to the guide pin 2211 and the rotary groove 1121, the movable assembly 24 moves backward, the second elastic member 231 in the elastic assembly 23 is compressed, and then the second elastic member 231 pushes the movable assembly 24 reversely under the action of self elastic force, so that the second electric contact 211 in the second conductive assembly 21 and the first electric contact 1132 in the first conductive assembly 113 can be in close contact all the time, and the stability of signal transmission of the conversion plug 100 and the host plug 200 is always ensured. When the conversion plug 100 needs to be removed from the host plug 200, only the rotation housing 111 is required to be reversely rotated, and the first elastic member 114 releases its rotation tension under its own elastic force, so as to pull the inner housing 112 to rotate and return to the original state, thereby allowing the conversion plug 100 to be easily removed from the host plug 200.

By setting the host plug 200 and the conversion plug 100 to a compressible movable rotary structure, the host plug 200 and the conversion plug 100 can be tightly connected under the condition of individual differences caused by machining errors and assembly accumulation tolerances, and the phenomena of unstable image transmission caused by different hand feeling of rotation tightening of individual differences and loosening of a joint of a surgical pulling mirror body lead can not occur any more.

Referring to fig. 7 in conjunction with fig. 1 to 4, the present utility model provides a mirror plug 300 adapted to be connected to the above-mentioned adapter plug 100. The mirror plug 300 is configured to be electrically connected and signal-connected to the second connection portion 12 of the conversion plug 100.

The mirror plug 300 includes a plug housing 31, and a second electrical connector 32 and a second positioning member 33 disposed at one end of the plug housing 31 facing the second connecting portion 12, where the second electrical connector 32 is electrically connected to and signal-connected with the first electrical connector 122 on the second connecting portion 12, and the second positioning member 33 is used for positioning and connecting with the first positioning member 123 on the second connecting portion 12.

Further, in the connection direction between the lens plug 300 and the conversion plug 100, the length of the second positioning member 33 is greater than the length of the second electrical connector 32, so that when the lens plug 300 is connected with the conversion plug 100, the second positioning member 33 contacts with the first positioning member 123 first to perform positioning guiding function, and then the second electrical connector 32 contacts with the first electrical connector 122, thereby ensuring the connection safety between the lens plug 300 and the conversion plug 100, and increasing the service lives of the conversion plug 100 and the lens plug 300.

Preferably, the second positioning member 33 is a compressively deformable structure, i.e., a pair of compressively deformable resilient clip structures in this embodiment. The first positioning member 123 is a positioning opening provided on the second connecting portion 12. When the lens plug 300 is connected to the second connection portion 12 on the conversion plug 100, the second positioning member 33 is deformed and compressed along with an external force so as to be inserted into the positioning opening, and the length of the second positioning member 33 is greater than that of the second electrical connection member 32, so that the second electrical connection member 32 on the lens plug 300 can be prevented from contacting the first electrical connection member 122 on the conversion plug 100, the safety of using connection between the conversion plug 100 and the lens plug 300 is ensured, and the lens plug 300 is guided and positioned, so that the lens plug 300 can be safely inserted into the conversion plug 100. The compressible and deformable structure of the second positioning member 33 also enables the mirror plug 300 to be quickly inserted into and taken out from the second connection portion 12 of the conversion plug 100, which is more convenient and quick to use, and meanwhile, avoids the problem of poor contact at the signal connection portion caused by pulling the mirror plug 300 during operation.

Further, a limiting member 331 is disposed at an end of the second positioning member 33 away from the plug housing 31, and the limiting member 331 is configured to be in limiting connection with the first positioning member 123. The limiting member 331 is two elastic protrusions arranged on the elastic clamp and deviating from each other, and the two elastic protrusions comprise two inclined planes, so as to play a guiding role in the connection of the lens plug 300. By providing the limiting member 331, the second positioning member 33 can be prevented from being separated from the first positioning member 123, and the connection stability of the mirror plug 300 and the conversion plug 100 can be improved.

In summary, the conversion plug 100 of the present utility model is electrically connected and signal-connected with the host plug 200 and the scope plug 300 of the endoscope through the first connection portion 11 and the second connection portion 12, so that one host can be adapted to a plurality of different types of scope plugs 300 of the endoscope, the adaptability of the host and the endoscope is improved, and the cost of replacing the host is reduced. By setting the host plug 200 and the conversion plug 100 to a compressible movable rotary structure, the host plug 200 and the conversion plug 100 can be tightly connected under the condition of individual differences caused by machining errors and assembly accumulation tolerances, and the phenomena of unstable image transmission caused by different hand feeling of rotation tightening of individual differences and loosening of a joint of a surgical pulling mirror body lead can not occur any more. Through set up second setting element 33 on mirror body plug 300, and second setting element 33 is compressive deformation structure for second setting element 33 has both played the direction location effect, also makes mirror body plug 300 and conversion plug 100's plug more smooth and easy, also avoids pulling the wire in the operation simultaneously, makes the poor problem of signal connection contact appear between mirror body plug 300 and conversion plug 100 and host plug 200, improves the stability of connection.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model.

Claims (11)

1. The utility model provides a change-over plug, is applied to endoscope system, endoscope system includes host computer and endoscope, its characterized in that, change-over plug includes electric connection and signal connection's first connecting portion and second connecting portion, first connecting portion with host computer plug electric connection and signal connection on the host computer, second connecting portion with mirror body plug electric connection and signal connection on the endoscope, the endoscope passes through change-over plug with host computer electric connection and signal connection.

2. The conversion plug according to claim 1, wherein the first connection portion and the second connection portion are detachably connected.

3. The conversion plug according to claim 1, wherein the first connection portion includes a rotary housing, an inner housing, and a first conduction assembly provided inside the rotary housing, and the inner housing is interposed between the first conduction assembly and the rotary housing to rotate in synchronization with the rotary housing.

4. A conversion plug according to claim 3, wherein the inner housing is provided with a spin slot configured to mechanically connect with the host plug; the first conductive assembly includes a plurality of first electrical contacts configured to be electrically and signally connected to the host plug.

5. A conversion plug according to claim 3, wherein the first connection portion further comprises a first elastic member, the first elastic member is disposed adjacent to the inner housing and the first conductive component, one end of the first elastic member is fixedly connected to the inner housing, and the other end of the first elastic member is fixedly connected to the first conductive component.

6. The conversion plug according to claim 1, wherein the second connection portion includes a first electrical connection member and a first positioning member, the first electrical connection member being configured to be electrically connected to the mirror plug and to be in signal connection, the first positioning member being configured to guide and position connection of the mirror plug.

7. A host plug configured to be electrically and signally connected to a first connection portion of the conversion plug according to any one of claims 1 to 6; the host plug comprises a second conduction assembly and a fixing assembly, wherein the second conduction assembly is fixedly connected to the fixing assembly and is configured to be electrically connected with the first conduction assembly of the first connecting portion and in signal connection, and the fixing assembly is detachably connected with the inner shell of the first connecting portion.

8. The host plug of claim 7, further comprising an elastic assembly disposed between the securing assembly and a housing of the host, configured to provide a force to the securing assembly away from the housing.

9. A mirror plug configured to be electrically and signally connected to the second connection portion of the conversion plug according to any one of claims 1 to 6; the mirror body plug comprises a plug shell, a second electric connecting piece and a second positioning piece, wherein the second electric connecting piece and the second positioning piece are arranged at one end of the plug shell, which faces the second connecting portion, the second electric connecting piece is used for being electrically connected with the first electric connecting piece on the second connecting portion and being in signal connection, and the second positioning piece is used for being in positioning connection with the first positioning piece on the second connecting portion.

10. The mirror plug according to claim 9, wherein a length of the second positioning member is greater than a length of the second electrical connection member in a connection direction of the mirror plug and the conversion plug.

11. The mirror plug according to claim 9, wherein a stop is provided at an end of the second positioning member remote from the plug housing, the stop being configured for a stop connection with the first positioning member.