CN215813446U - Optical fiber connector and detection device - Google Patents

Abstract

The utility model relates to the technical field of optical fibers, and discloses an optical fiber connector and a detection device, which comprise a plurality of optical fiber elements; the first optical fiber module comprises a first carrier, wherein one end of the first carrier is provided with a plurality of first plugs, and the end part of the optical fiber element is arranged in the first plugs; the second optical fiber module comprises a second carrier, wherein one end of the second carrier is provided with a plurality of first slots, a first plug is inserted into one first slot, the other end of the second carrier is provided with first accommodating grooves corresponding to the first slots, the first accommodating grooves correspond to the first slots one to one, and the first accommodating grooves are communicated with the first slots; and the optical devices are fixed in the first accommodating groove, and one optical device is coupled with one optical fiber element. The first plugs are arranged on the first carrier, the optical fiber elements are concentrated into one optical fiber module, the positioning accuracy of the optical fiber elements is improved, the concentricity of the first plugs and the first accommodating groove is ensured when the first plugs are plugged into the first accommodating grooves, and the coupling efficiency is improved.

Description

Optical fiber connector and detection device

Technical Field

The embodiment of the utility model relates to the technical field of optical fibers, in particular to an optical fiber connector and a detection device.

Background

In daily life, since the loss of light transmitted through an optical fiber is much lower than the loss of electricity transmitted through an electric wire, an optical fiber is used for information transmission over a long distance, and the optical fiber is composed of two layers of glass having different refractive indexes. The inner layer is an optical inner core, the diameter of the inner layer is several micrometers to dozens of micrometers, and the diameter of the outer layer is 0.1-0.2 mm. Typically, the refractive index of the core glass is 1% greater than that of the outer glass. According to the principle of refraction and total reflection of light, when the angle of light striking the interface of the inner core and the outer layer is larger than the critical angle for generating total reflection, the light cannot penetrate the interface, and the total reflection can be better transmitted.

The optical fiber wires in the market are messy, the positioning is poor, the concentricity of the optical fiber is poor due to the fact that the optical fiber is dispersed, and the coupling efficiency is low.

SUMMERY OF THE UTILITY MODEL

To solve the above technical problems, embodiments of the present invention provide an optical fiber connector and a detection apparatus to solve the technical problem of low coupling efficiency caused by poor positioning and poor concentricity.

The embodiment of the utility model solves the technical problem and provides the following technical scheme:

an optical fiber connector comprising: a plurality of optical fiber elements;

the first optical fiber module comprises a first carrier, wherein one end of the first carrier is provided with a plurality of first plugs, and the end part of the optical fiber element is arranged in the first plugs;

the second optical fiber module comprises a second carrier, wherein one end of the second carrier is provided with a plurality of first slots, a first plug is inserted into one first slot, the other end of the second carrier is provided with first accommodating grooves corresponding to the first slots, the first accommodating grooves correspond to the first slots one to one, and the first accommodating grooves are communicated with the first slots;

and the optical devices are fixed in the first accommodating groove, and one optical device is coupled with one optical fiber element.

In some embodiments, a second receiving groove is formed at the other end of the first carrier, a second plug for the optical fiber element to pass through is disposed in the second receiving groove at a position corresponding to the first plug, and the second plug corresponds to the first plug one to one.

In some embodiments, the first optical fiber module further includes a first fixing seat engaged with the second receiving groove, a second slot for receiving the second plug is disposed at one end of the first fixing seat, a first fixing hole is disposed at a position corresponding to the second slot at the other end of the first fixing seat, and the first fixing hole is communicated with the second slot.

In some embodiments, one of the first fixing seat and the second receiving groove is provided with a first protrusion, and the other one of the first fixing seat and the second receiving groove is provided with a first engaging groove, and the first protrusion is engaged with the first engaging groove.

In some embodiments, the terminal set is further included,

the terminal group is electrically connected with the optical device and used for exchanging optical/electrical signals.

In some embodiments, the second optical fiber module further includes a second fixing seat, the second fixing seat is provided with a second fixing hole for the terminal set to pass through, and the second fixing seat is clamped at one end of the second carrier, where the first accommodating groove is provided.

In some embodiments, one of the second fixing seat and the second carrier is provided with a second protrusion, and the other is provided with a second slot, and the second protrusion is engaged with the second slot.

In some embodiments, one of the second carrier and the first carrier is provided with a third protrusion, and the other is provided with a third slot, and the third protrusion is engaged with the third slot.

In some embodiments, the ends of the fiber optic element are a receiving end and an exit end, respectively, and the optical device includes an optical transmitter and an optical receiver, the optical transmitter being coupled to the receiving end and the exit end being coupled to the optical receiver.

In some embodiments, the terminal set includes a first terminal set electrically connected to the light emitter and a second terminal set electrically connected to the light receiver.

The embodiment of the application still provides a detection device, is applied to intelligent mattress, includes:

a housing;

in the optical fiber connector, the optical fiber connector part is accommodated in the housing, and the part of the optical fiber element exposed out of the first optical fiber module is arranged on the mattress;

the main control board is contained in the shell, and the optical device is electrically connected with the main control board and used for processing data of the optical fiber connector.

The embodiment of the utility model has the following beneficial effects:

compared with the prior art, the optical fiber connector and the detection device provided by the embodiment of the utility model have the advantages that the plurality of plugs are configured on the first optical fiber module, so that the plurality of optical fiber elements are concentrated in the first optical fiber module, the appearance is attractive, and the positioning accuracy of the optical fiber elements is improved; in addition, the end part of the optical fiber element is arranged in the first plug, so that the breaking rate of the optical fiber element in the process of plugging and unplugging the first optical fiber module and the second optical fiber module can be reduced, and the service life of the optical fiber element is prolonged; in addition, when the first plug is plugged in the first slot, the concentricity of the first plug and the first containing groove is ensured, and the coupling efficiency of the optical fiber element and the optical device is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic structural diagram of an optical fiber connector according to an embodiment of the present invention;

FIG. 2 is an exploded view of the fiber optic connector shown in FIG. 1;

FIG. 3 is an exploded view of a first fiber optic module of the fiber optic connector shown in FIG. 1;

FIG. 4 is an exploded view of the first fiber optic module of FIG. 3 from another perspective;

FIG. 5 is a schematic diagram of a second fiber optic module of the fiber optic connector shown in FIG. 1;

FIG. 6 is an exploded view of the second fiber optic module shown in FIG. 5;

FIG. 7 is a schematic structural diagram of a detecting device according to another embodiment of the present invention;

FIG. 8 is a schematic view of the detecting device shown in FIG. 7 from another perspective;

fig. 9 is an exploded view of the detection device shown in fig. 1.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and specific examples. It is noted that when an element is referred to as being "fixed to"/"connected to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used in this specification, the terms "end," "forward," "rearward," and the like are intended to refer to an orientation or positional relationship as shown in the accompanying drawings for convenience in describing the application and for simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

In addition, the technical features mentioned in the different embodiments of the present application described below may be combined with each other as long as they do not conflict with each other.

Furthermore, the technical features mentioned in the different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 and fig. 2, an optical fiber connector 100 according to an embodiment of the present invention is provided. The optical fiber connector 100 includes a first optical fiber module 10, a second optical fiber module 20, a plurality of optical devices 30, a plurality of optical fiber elements 40, and a terminal group 50, where the optical devices 30 and the terminal group 50 are fixed to the second optical fiber module 20, the optical fiber elements 40 are fixed to the first optical fiber module 10, the first optical fiber module 10 is plugged into the second optical fiber module 20 to couple and connect the optical fiber elements 40 and the optical devices 30, the optical devices 30 are used for emitting and receiving light beams, the optical fiber elements 40 are used for transmitting light beams, the terminal group 50 is electrically connected to the optical devices 30 to exchange optical/electrical signals, the terminal group 50 is used for connecting to an external main control board, and the main control board is used for processing data of signals. In this way, the optical fiber connector 100 can transmit large capacity data.

Here, "a plurality" means two or more.

In the drawings, two optical fiber elements 40 are exemplarily shown, one optical fiber element 40 corresponding to one optical device 30. It will be appreciated that in some other embodiments, not limited thereto, such as including three, four or five fiber optic elements. For convenience of description, the present application illustrates two optical fiber elements 40 as an example.

Referring to fig. 3 and 4, the first fiber optic module 10 includes a first carrier 11 and a first fixing base 12, the first fixing base 12 is mounted on the first carrier 11, the first carrier 11 is used for accommodating the fiber optic component 40, and the first fixing base 12 is used for fixing the fiber optic component 30 to the first carrier 11.

Specifically, one end of the first carrier 11 is provided with a plurality of first plugs 111, the plurality of first plugs 111 extend forward from the first carrier 11, an end of the optical fiber element 40 is disposed in the first plugs 111, the other end of the first carrier 11 is provided with a second receiving groove 112, a second plug 113 for the optical fiber element 40 to pass through is disposed in the second receiving groove 112 at a position corresponding to the first plugs 111, and the second plug 113 extends backward from the first carrier 11.

In some embodiments, the first plugs 111 are equally spaced.

The first fixing seat 12 is installed in the second receiving groove 112, specifically, one end of the first fixing seat 12 is provided with a second insertion groove 121 inserted with the second plug 113, and the second insertion groove 121 extends forward from the first fixing seat 12. A first fixing hole 122 is formed in a position of the other end of the first fixing seat 12 corresponding to the second slot 121, the first fixing hole 122 is communicated with the second slot 121, and the first fixing hole 122 is used for fixing the optical fiber element 40.

It will be appreciated that the first fixing hole 122 is sized to fit the size of the optical fiber member 40.

In some embodiments, to facilitate the insertion of the second plug 113 into the second slot 121, an opening is formed in one of the second plug 113 and the second slot 121, so that during the insertion process, one of the second plug 113 and the second slot 121 having the opening is deformed, which is beneficial to the insertion of the other.

In some embodiments, to facilitate the detachment and installation of the first optical fiber module 10, one of the first fixing seat 12 and the second receiving groove 112 is provided with a first protrusion, and the other is provided with a first engaging groove, for example, the first fixing seat 12 is provided with a first protrusion 123, the second receiving groove 112 is provided with a first engaging groove 114, the first protrusion 123 is engaged with the first engaging groove 114, so that the first fixing seat 12 is engaged with the second receiving groove 112, so as to fix the optical fiber element 40 to the first optical fiber module 10.

Referring to fig. 5 and fig. 6, the second fiber optic module 20 includes a second carrier 21 and a second fixing base 22, the second fixing base 22 is mounted on the second carrier 21, the optical device 30 is fixed to the second carrier 21, and the second fixing base 22 is used to fix the terminal set 50 to the second carrier 21, so as to realize stable connection between the optical device 30 and the fiber optic element 40.

Specifically, one end of the second carrier 21 is provided with a plurality of first slots 211, the first plugs 111 are inserted into the first slots 211, and the first slots 211 correspond to the first plugs 111 one to one; a first receiving groove 212 is formed at a position corresponding to the first receiving groove 211 at the other end of the second carrier 21, the first receiving groove 212 is communicated with the first receiving groove 211, and the optical device 30 is fixed in the first receiving groove 212.

It can be understood that the first receiving grooves 212 correspond to the first slots 211 one to one, so as to ensure concentricity of the first plugs and the first receiving grooves, thereby improving coupling efficiency between the optical fiber element 40 and the optical device 30.

The second fixing seat 22 is provided with a second fixing hole 221 for the terminal set 50 to pass through, and the second fixing seat 22 is used for fixing the terminal set 50 to the second carrier 21.

In some embodiments, to facilitate the detachment and installation of the second fiber optic module 20, one of the second fixing seat 22 and the second carrier 21 is provided with a second protrusion, and the other is provided with a second slot, for example, a second slot 222 is provided on the second fixing seat 12, a second protrusion 213 is provided on the second carrier 21, the second protrusion 213 is engaged with the second slot 222, so that the second fixing seat 22 is engaged with the second carrier 21, so as to fix the optical device 30 and the terminal 50 to the second fiber optic module 20, and thus, the optical device 30 and the fiber optic component 40 are stably connected.

It can be understood that the second fixing seat 22 is engaged with one end of the second carrier 21, on which the first receiving groove 212 is disposed.

In some embodiments, in order to make the first fiber optic module 10 and the second fiber optic module 20 more stable to be plugged, one of the first carrier 11 and the second carrier 21 is provided with a third protrusion, and the other is provided with a third slot, for example, the first carrier 11 is provided with a third protrusion 115 (see fig. 4), the second carrier 21 is provided with a third slot 214 (see fig. 6), and the third protrusion 115 is engaged with the third slot 214, so that the connection between the fiber optic element 40 and the optical device 30 is more stable, and at the same time, the engagement facilitates the detachment and maintenance, and prevents the entire connector from being replaced when a single component is damaged.

In some embodiments, referring to fig. 2, the optical device 30 includes a light emitter 31 and a light receiver 32, the light emitter 31 is configured to emit a light beam, a receiving end 41 of the optical fiber element 40 is configured to receive the light beam emitted by the light emitter 31, an emitting end 42 of the optical fiber element 40 is connected to the light receiver 32, and the light receiver 32 is configured to receive the light beam emitted by the emitting end 42.

The optical device 30 is connected to an external main control board through the terminal set 50, so that data processing and analysis are performed on the optical/electrical signals through the main control board to perform data transmission.

In some embodiments, the terminal set 50 includes a first terminal set 51 and a second terminal set 52, the optical transmitter 31 is electrically connected to the first terminal set 51, and the optical receiver 32 is electrically connected to the second terminal set 52. In the embodiment of the present application, each of the first terminal set and the second terminal set includes two terminals, each of the terminals includes a soldering portion for connecting with the main control board and a contact arm for connecting with the optical device 30. An optical transmitter 31 is connected to two terminals, respectively, and an optical receiver 32 is connected to the other two terminals, respectively.

The terminal groups 50 correspond to the optical devices 30 one to one.

In some embodiments, the optical device 30 is a diode, the optical transmitter 31 and the first terminal set 51 are integrated, and the optical receiver 32 and the second terminal set 52 are integrated, that is, an optical transmitter 31 and two terminals connected thereto are integrated, and an optical receiver 32 and two terminals connected thereto are integrated.

It is to be understood that the first terminal set and the second terminal set may also comprise only one terminal, that is, the optical transmitter or the optical receiver may also be connected with only one terminal, as long as the transmission of data is possible.

It is understood that the size of the second fixing hole 221 is adapted to the size of the terminal.

Referring to fig. 7, 8 and 9, a detection device 1000 applied to an intelligent mattress is further provided in an embodiment of the present application, where the detection device 1000 is used to detect life information of a human body, where the life information includes a respiratory rate, a heart rate, and bed leaving information.

The detection device 1000 includes the optical fiber connector 100, the housing 200 and the main control board 300, the main control board 300 is received in the housing 200, the optical fiber connector 100 is partially received in the housing 200 and electrically connected to the main control board 300, and the portion of the optical fiber element 40 exposed out of the first optical fiber module 10 is disposed in the mattress, so as to sense the life information of the human body when the human body lies on the mattress. For example, after a user is in bed, vital sign activities, such as respiration and heart rate of a human body, of the user can cause body vibration, so that the optical fiber element is bent and deformed, light intensity transmitted in the optical fiber inside the optical fiber element can be changed, then light passing through the optical fiber element enters the optical receiver to generate an electric signal, and finally the main control board performs data processing on the electric signal, so that human body vital information can be obtained. The specific data processing process is the prior art, and will not be described in detail in this application.

The welding part of each terminal is electrically connected to the main control board 300, so that the main control board 300 performs data processing and analysis on the optical/electrical signals, thereby detecting human life information.

In some embodiments, to facilitate the detachment and installation, the housing 200 includes an upper housing 210 and a lower housing 220, the upper housing 210 is fastened to the lower housing 220, and the main control board 300 is accommodated in a cavity surrounded by the upper housing 210 and the lower housing 220.

In some embodiments, the detection apparatus further includes a power module, a charging interface 400 and a power switch 500, the main control board 300 is electrically connected to the power module, the power module is configured to supply power to the main control board 300, the power module is respectively electrically connected to the charging interface 400 and the power switch 500, the charging interface 400 is configured to connect an external power source to charge the power module, and the power switch 500 is configured to turn on/off the power module to start/stop the detection apparatus 1000.

Compared with the prior art, the optical fiber connector and the detection device provided by the embodiment have the advantages that the plurality of plugs are arranged on the first optical fiber module, so that the plurality of optical fiber elements are concentrated on the first optical fiber module, the appearance is attractive, and the positioning accuracy of the optical fiber elements is improved; in addition, the end part of the optical fiber element is arranged in the first plug, so that the breaking rate of the optical fiber element in the process of plugging and unplugging the first optical fiber module and the second optical fiber module can be reduced, and the service life of the optical fiber element is prolonged; in addition, when the first plug is plugged in the first slot, the concentricity of the first plug and the first containing groove is ensured, and the coupling efficiency of the optical fiber element and the optical device is improved.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; within the idea of the utility model, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. An optical fiber connector, comprising:

a plurality of optical fiber elements;

the first optical fiber module comprises a first carrier, wherein one end of the first carrier is provided with a plurality of first plugs, and the end part of the optical fiber element is arranged in the first plugs;

the second optical fiber module comprises a second carrier, wherein one end of the second carrier is provided with a plurality of first slots, a first plug is inserted into one first slot, the other end of the second carrier is provided with first accommodating grooves corresponding to the first slots, the first accommodating grooves correspond to the first slots one to one, and the first accommodating grooves are communicated with the first slots;

and the optical devices are fixed in the first accommodating groove, and one optical device is coupled with one optical fiber element.

2. The fiber optic connector of claim 1,

the other end of the first carrier is provided with a second accommodating groove, a second plug for the optical fiber element to pass through is arranged in the second accommodating groove and corresponds to the first plug, and the second plug corresponds to the first plug one to one.

3. The fiber optic connector of claim 2,

the first optical fiber module further comprises a first fixing seat clamped in the second accommodating groove, a second slot for accommodating the second plug is arranged at one end of the first fixing seat, a first fixing hole is formed in the position, corresponding to the second slot, of the other end of the first fixing seat, and the first fixing hole is communicated with the second slot.

4. The fiber optic connector of claim 3,

one of the first fixed seat and the second accommodating groove is provided with a first protrusion, the other one is provided with a first clamping groove, and the first protrusion is clamped in the first clamping groove.

5. The fiber optic connector of claim 2, further comprising a terminal set,

the terminal group is electrically connected with the optical device and used for exchanging optical/electrical signals.

6. The fiber optic connector of claim 5,

the second optical fiber module further comprises a second fixing seat, a second fixing hole for the terminal group to pass through is formed in the second fixing seat, and the second fixing seat is clamped at one end, provided with the first accommodating groove, of the second carrier.

7. The fiber optic connector of claim 6,

one of the second fixed seat and the second carrier is provided with a second protrusion, the other is provided with a second clamping groove, and the second protrusion is clamped in the second clamping groove.

8. The fiber optic connector of claim 1,

one of the second carrier and the first carrier is provided with a third protrusion, the other is provided with a third clamping groove, and the third protrusion is clamped in the third clamping groove.

9. The fiber optic connector of claim 1,

the optical fiber component comprises an optical fiber element and an optical device, wherein the optical fiber element comprises an end part and an end part, the end part of the optical fiber element is respectively a receiving end and an exit end, the optical device comprises an optical transmitter and an optical receiver, the optical transmitter is connected with the receiving end, and the exit end is connected with the optical receiver.

10. The utility model provides a detection device, is applied to intelligent mattress, its characterized in that includes:

a housing;

the fiber optic connector of any of claims 1-9, wherein the fiber optic connector portion is received in the housing and the portion of the fiber optic element exposed from the first fiber optic module is disposed on the mattress;

the main control board is contained in the shell, and the optical device is electrically connected with the main control board and used for processing data of the optical fiber connector.

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