CN114660729A - Power transmission is with breaking away from warning type 2M optical interface board - Google Patents
Power transmission is with breaking away from warning type 2M optical interface board Download PDFInfo
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- CN114660729A CN114660729A CN202210541730.7A CN202210541730A CN114660729A CN 114660729 A CN114660729 A CN 114660729A CN 202210541730 A CN202210541730 A CN 202210541730A CN 114660729 A CN114660729 A CN 114660729A
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- interface board
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/3608—Fibre wiring boards, i.e. where fibres are embedded or attached in a pattern on or to a substrate, e.g. flexible sheets
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3887—Anchoring optical cables to connector housings, e.g. strain relief features
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3895—Dismountable connectors, i.e. comprising plugs identification of connection, e.g. right plug to the right socket or full engagement of the mating parts
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Emergency Alarm Devices (AREA)
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
Abstract
The invention discloses a detachment warning type 2M optical interface board for power transmission, belonging to the field of optical interface boards, and the detachment warning type 2M optical interface board for power transmission comprises an optical interface board body and an optical interface plug board, wherein the front end of the optical interface plug board is fixedly connected with an optical interface slot inserted with the optical interface board body, the rear inner wall of the optical interface slot is fixedly connected with a pair of blocking adsorption bags, the displacement condition of the optical interface board body can be sensed through the cooperation of the blocking adsorption bag, the limiting traction frame, the gripping force sensing assembly and the displacement signal ball, warning reminding can be carried out when the optical interface board body is separated from displacement, so that an electric power worker can conveniently check the state of the optical interface board body, the signal transmission fault caused by poor contact of the optical interface board body and the optical interface slot is effectively avoided, the sensing efficiency of a relay protection system is improved, and the safety of a power system is improved.
Description
Technical Field
The invention relates to the field of optical interface boards, in particular to a disengagement warning type 2M optical interface board for power transmission.
Background
As indispensable resources for national economic development and daily life of people, the application of electric power has become an important mark for measuring the developed level of a country. Meanwhile, safe and stable operation and reliable power supply of the power system become the basis for stable development of economy and society and guarantee and improvement of life quality of people. When the power system fails, the influence degree and the coverage range of the power system can be further expanded, so that the life of people is influenced and social production is hindered, the public safety is endangered seriously, and serious personnel and social property loss are caused, so that the safe and stable operation of the power system is more and more emphasized by people.
The relay protection system is a first defense line of a power system safety defense system, so as to maintain the stability of a power system to the maximum extent, keep the continuity of power supply, guarantee the personal safety and prevent or reduce the damage of equipment, the core of the relay protection function is a relay protection device, 2M optical port communication is required between the relay protection devices, and optical signal conversion transmission is mainly carried out through a 2M optical interface board in a 2M optical transceiver.
The 2M optical interface board is usually packaged into the 2M optical terminal machine in a plug-in manner, but because the plug-in manner has a connection gap, vibration and shaking generated during transportation and assembly easily cause the 2M optical interface board to displace, which causes poor connection of signal transmission of the 2M optical interface board, and when the 2M optical interface board is displaced, a prompt cannot be given, which causes poor signal transmission when being continuously used, reduces the induction efficiency of the relay protection system, and further increases the risk of the power system.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a disengagement warning type 2M optical interface board for power transmission, which can be realized.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A break away from warning type 2M optical interface board for power transmission, including optical interface board body and optical interface picture peg, the optical interface picture peg front end fixedly connected with the optical interface slot of the body grafting of optical interface board, the inner wall fixedly connected with a pair of separation absorption bags behind the optical interface slot, both inner walls fixedly connected with and separated the restriction that absorbs the bag and cooperate and draw the frame about the optical interface slot, and limit and draw the frame front end and extend to the outside of optical interface slot, the restriction draws the frame front end and offers the guide chute, the inner wall fixedly connected with shrinks and pushes the area behind the guide chute, the shrinking pushes the front end fixedly connected with and its connected grabbing power and accompanies the card, the grabbing power accompanies the card and offers a plurality of displacement induction holes near the inner wall of one side of the optical interface board body, there is grabbing power induction assembly in the displacement induction hole;
the grabbing force sensing assembly comprises a contracting sleeve, the contracting sleeve is fixedly connected in a displacement sensing hole, the contracting sleeve is close to one end of the optical interface board body and fixedly connected with a grabbing force friction sheet, the grabbing force friction sheet is far away from one end of the optical interface board body and fixedly connected with an elastic buffering rope, one end of the elastic buffering rope, far away from the optical interface board body, is fixedly connected with a grabbing force accompanying card, the inner wall of the contracting sleeve is slidably connected with a plurality of displacement signal balls, the displacement signal balls are close to the grabbing force friction sheet and far away from one end of the grabbing force friction sheet and fixedly connected with an attachment deformation wire, the attachment deformation wire is connected with the contracting sleeve, a warning lamp electrically connected with the displacement signal balls through a wire is fixedly connected with the rear end of the optical interface plug board, and the optical interface board body can be assisted and fixed when the optical interface board body is inserted into the optical interface slot through the separation absorption bag, the restriction traction frame, the grabbing force sensing assembly and the displacement signal balls, the linkage of the optical interface board body and the optical interface plugboard is increased, the displacement condition of the optical interface board body can be sensed, warning reminding can be carried out when the optical interface board body is separated from displacement, so that electric power personnel can conveniently check the state of the optical interface board body, signal transmission faults caused by poor contact of the optical interface board body and the optical interface plugboard are effectively avoided, the sensing efficiency of a relay protection system is improved, and the safety of a power system is improved.
Furthermore, the displacement signal ball comprises two mutually connected separation warning hemispheres, one end of each separation warning hemisphere, which is close to the other end, is provided with an adsorption bonding groove, a plurality of separation induction electric shocks are fixedly connected in the adsorption bonding groove, the outer end of each separation induction electric shock is fixedly connected with a vertical winding wire, the two separation induction electric shocks in the separation warning hemispheres form a channel through the vertical winding wires which are wound in a mutual contact manner, the separation warning hemispheres can separate the separation when the separation displacement is generated by vibration and shaking of the light interface board body, the vertical winding wires are disconnected, the channel formed by the separation induction electric shocks is separated, and then the warning lamp generates a lamp-off effect, so that the monitoring performance of the light interface board body is improved even if warning is performed on electric power personnel.
Furthermore, one end of the gripping friction plate, which is close to the optical interface board body, is fixedly connected with a plurality of negative pressure adsorption silica gel discs, a plurality of negative pressure holes are formed in the negative pressure adsorption silica gel discs, and the negative pressure adsorption silica gel discs can increase the adsorption force on the optical interface board body, improve the connection tightness between the optical interface board body and the optical interface slots, and further reduce the separation probability of the optical interface board body.
Furthermore, one end of the grabbing force friction plate, which is close to the optical interface board body, is provided with a plurality of grabbing force adsorption grooves matched with the negative pressure adsorption silica gel disc, the inner wall of one side, which is far away from the optical interface board body, of each grabbing force adsorption groove is fixedly connected with an air suction bag bead, and one side, which is close to the optical interface board body, of the inner wall of each grabbing force adsorption groove is fixedly connected with a tightening sealing film.
Furthermore, a flexible guide strip is fixedly connected between two adjacent negative pressure adsorption silica gel discs, one end, far away from the optical interface board body, of the flexible guide strip is fixedly connected with a negative pressure pricker, the negative pressure pricker is matched with the tightening sealing film, through the matching of the negative pressure adsorption silica gel discs and the air suction bag balls, when the grabbing force sensing assembly grabs and fastens the optical interface board body, the connecting surface between the grabbing force sensing assembly and the optical interface board body is rapidly converted into vacuum adsorption, the connecting strength of the grabbing force sensing assembly is effectively increased, the stability of the optical interface board body is increased, the linkage of the grabbing force sensing assembly and the optical interface board body is improved, the position sensing precision of the optical interface board body by the separation warning hemisphere is improved, the warning accuracy and effectiveness are improved, and the optical interface board body is effectively prevented from being in a half-connection state for a long time.
Furthermore, the inner wall of the back of the separation adsorption bag is fixedly connected with a concave adsorption magnetic plate, the inner wall of the front of the separation adsorption bag is fixedly connected with a convex adsorption magnetic plate matched with the concave adsorption magnetic plate, the concave adsorption magnetic plate and the convex adsorption magnetic plate are opposite magnetic blocks, and the splicing position of the optical interface board body can be kept through the matching of the concave adsorption magnetic plate and the convex adsorption magnetic plate, so that the grip force sensing assembly can generate constant fastening pulling force on the optical interface board body, the vibration resistance of the optical interface board body is improved, and the stability of the optical interface board body and the optical interface slot connection is effectively improved.
Furthermore, the inner wall all fixedly connected with of separation absorption bag front and back is felt a plurality of cotton pieces of extrusion, and a plurality of cotton pieces of extrusion are felt to be located the upper and lower both sides that the magnetic sheet was adsorbed to the concave surface and the magnetic sheet was adsorbed to the convex surface respectively.
Furthermore, the distance between the two intermittent extrusion cotton blocks on the front inner wall and the rear inner wall is smaller than the distance between the concave adsorption magnetic plate and the convex adsorption magnetic plate, and the installation position can be prompted during installation of the optical interface board body through the cooperation of the intermittent extrusion cotton blocks, so that the installation difficulty of the optical interface board body is not increased, and the installation precision of the optical interface board body is effectively improved.
Furthermore, the rear end of the limit traction frame is fixedly connected with a plurality of contraction air pipes, the rear ends of the contraction air pipes are communicated with the blocking adsorption bags, the rear end of the contraction pushing belt is fixedly connected with a plurality of rigid long pipes communicated with the contraction pushing belt, the rear ends of the rigid long pipes extend into the limit traction frame and are communicated with the contraction air pipe, an airflow channel is formed by the blocking absorption bag, the limiting traction frame, the contraction pushing belt and the grabbing force accompanying card, when the optical interface board body is installed, the grip sensing assembly is clamped and fixed on the optical interface board body under the action of air pressure deformation, and can buffer vibration external force applied to the optical interface board body, so that the connection stability of the optical interface board body and the optical interface slot is improved, the shock resistance of a connection position is improved, the probability of the optical interface board body for generating separation displacement is effectively reduced, and the stability of a relay protection system is improved.
Furthermore, a sensing accompanying cavity communicated with the contraction pushing belt is formed in the grabbing force accompanying card, and the sensing accompanying cavity is communicated with the contraction sealing sleeve through a displacement sensing hole.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the scheme is through the separation adsorption bag, the limit traction frame, the cooperation of the grabbing force sensing assembly and the displacement signal ball, the optical interface board body can be assisted and fixed when inserted into the optical interface slot, the linkage of the optical interface board body and the optical interface slot is increased, the displacement condition of the optical interface board body can be sensed, the warning prompt can be performed when the optical interface board body is separated from the displacement, the state of the optical interface board body can be conveniently checked by electric power personnel, the signal transmission fault caused by poor contact of the optical interface board body and the optical interface slot is effectively avoided, the sensing efficiency of the relay protection system is improved, and the safety of the power system is improved.
(2) Break away from warning hemisphere and can break away from when the displacement is broken away from in the light interface board body owing to vibration and rocking production, break off vertical winding wire and break away from the passageway that the response electrocute formed, and then make the warning light produce the effect of turning off the light, even warn the electric power personnel and remind, increase the monitorability of light interface board body.
(3) The negative pressure adsorption silica gel disc can increase the adsorption force on the optical interface board body, improve the connection tightness between the optical interface board body and the optical interface slot, and further reduce the separation probability of the optical interface board body.
(4) Through the cooperation of the negative pressure adsorption silica gel disc and the air suction bag beads, the optical interface board body can be grabbed and fastened by the grabbing force sensing assembly at regular time, the connecting surface between the grabbing force sensing assembly and the optical interface board body is rapidly converted into vacuum adsorption, the connecting strength of the grabbing force sensing assembly is effectively increased, the stability of the optical interface board body is increased, the linkage of the grabbing force sensing assembly and the optical interface board body is improved, the precision of the position sensing of the optical interface board body by the detachment warning hemisphere is improved, the accuracy and the effectiveness of warning reminding are improved, and the optical interface board body is effectively prevented from being in a half-connection state for a long time.
(5) Through the cooperation of the concave surface adsorption magnetic plate and the convex surface adsorption magnetic plate, the inserting position of the optical interface board body can be kept, so that the grip force sensing assembly can generate constant fastening pulling force on the optical interface board body, the vibration resistance of the optical interface board body is improved, and the stability of the connection between the optical interface board body and the optical interface slot is effectively improved.
(6) Through the cooperation of the cotton block of the extrusion of feeling immediately, can be when installing the light interface board body to the mounted position remind immediately, when not increasing the light interface board body installation degree of difficulty, effectively improve the installation accuracy of light interface board body.
(7) The air flow passage is formed by the blocking adsorption bag, the limiting traction frame, the contraction pushing belt and the grabbing force accompanying card, so that the grabbing force sensing assembly can firmly clamp and fix the optical interface board body due to the air pressure deformation effect when the optical interface board body is installed, and can buffer the vibration external force applied to the optical interface board body, the connection stability of the optical interface board body and the optical interface slot is improved, the shock resistance of a connection position is improved, the probability of the optical interface board body for generating separation displacement is effectively reduced, and the stability of a relay protection system is improved.
Drawings
FIG. 1 is a schematic axial view of the optical interface board body after plugging;
FIG. 2 is an exploded view of the optical interface board according to the present invention;
FIG. 3 is a schematic diagram of the explosion-restricting structure of the barrier bag and the traction-restricting frame according to the present invention;
FIG. 4 is a schematic diagram of a front view of a cross-sectional structure of the non-grasping holding card of the present invention;
FIG. 5 is a schematic diagram of the structure at A in FIG. 4 according to the present invention;
FIG. 6 is a schematic view of the structure of the vacuum adsorption silica gel plate and the air suction bag bead in combination when not grasped;
FIG. 7 is a schematic diagram of a front view of a gripping force accompanying card according to the present invention;
FIG. 8 is a schematic diagram of the structure of FIG. 7 at B in accordance with the present invention;
FIG. 9 is a schematic view of the structure of the negative pressure adsorption silica gel plate and the air suction bag bead in combination during grasping according to the present invention;
fig. 10 is a schematic front view of a detachment warning hemisphere of the optical interface board according to the present invention.
The reference numbers in the figures illustrate:
1 optical interface board body, 2 optical interface plugboard, 201 optical interface slot, 3 obstructing adsorption bag, 301 concave surface adsorption magnetic board, 302 convex surface adsorption magnetic board, 303 dead sense extrusion cotton block, 4 limit traction frame, 401 contraction air pipe, 402 guide sliding groove, 5 contraction pushing belt, 501 rigid long pipe, 6 grip force accompanying card, 601 displacement induction hole, 602 induction accompanying cavity, 7 grip force induction component, 701 contraction envelope, 702 grip force friction plate, 703 elastic buffer rope, 704 grip force adsorption groove, 8 negative pressure adsorption silica gel disc, 801 negative pressure hole, 802 flexible guide strip, 803 negative pressure puncture needle, 9 air suction bag bead, 901 tightening sealing film, 10 disengaging warning hemisphere, 1001 attaching deformation wire, 1002 adsorption adhesion groove, 1003 vertical winding wire, 1004 disengaging sensing electric shock.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-10, a detachment warning type 2M optical interface board for power transmission includes an optical interface board body 1 and an optical interface board 2, the front end of the optical interface board 2 is fixedly connected with an optical interface slot 201 inserted into the optical interface board body 1, the rear inner wall of the optical interface slot 201 is fixedly connected with a pair of blocking absorption bags 3, the left and right inner walls of the optical interface slot 201 are both fixedly connected with limiting traction frames 4 matched with the blocking absorption bags 3, the front end of the traction limiting frame 4 extends to the outer side of the optical interface slot 201, the front end of the traction limiting frame 4 is provided with a guide chute 402, the rear inner wall of the guide chute 402 is fixedly connected with a contraction pushing belt 5, the front end of the contraction pushing belt 5 is fixedly connected with a grasping force accompanying card 6 communicated with the contraction pushing belt, the inner wall of one side, close to the optical interface board body 1, of the grasping force accompanying card 6 is provided with a plurality of displacement sensing holes 601, and a grasping force sensing assembly 7 is arranged in each displacement sensing hole 601;
referring to fig. 1-4 and fig. 7, the grip sensing assembly 7 includes a shrinking sleeve 701, a shrinking sleeve 701 is fixedly connected to the inside of the displacement sensing hole 601, a grip friction plate 702 is fixedly connected to one end of the shrinking sleeve 701 close to the optical interface board body 1, an elastic buffer rope 703 is fixedly connected to one end of the grip friction plate 702 far from the optical interface board body 1, one end of the elastic buffer rope 703 far from the optical interface board body 1 is fixedly connected to the grip companion card 6, a plurality of displacement signal balls are slidably connected to the inner wall of the shrinking sleeve 701, an attachment deformation wire 1001 is fixedly connected to one end of each of the displacement signal balls close to the grip friction plate 702 and far from the grip friction plate 702, the attachment deformation wire 1001 is connected to the shrinking sleeve 701, a warning light electrically connected to the displacement signal ball through a wire is fixedly connected to the rear end of the optical interface board 2, and the suction bag 3, the traction limiting frame 4, the grip sensing assembly 7 and the displacement signal ball are engaged, the optical interface board body 1 can be fixed in an auxiliary mode when the optical interface board body 1 is inserted into the optical interface slot 201, linkage of the optical interface board body 1 and the optical interface plug board 2 is improved, displacement conditions of the optical interface board body 1 can be sensed, warning reminding can be conducted when the optical interface board body 1 is separated from displacement, a power person can conveniently check the state of the optical interface board body 1, signal transmission faults caused by poor contact of the optical interface board body 1 and the optical interface slot 201 are effectively avoided, sensing efficiency of a relay protection system is improved, and safety of a power system is improved.
Referring to fig. 5, 8 and 10, the displacement signal ball includes two mutually connected detachment warning hemispheres 10, one ends of the two detachment warning hemispheres 10 close to each other are respectively provided with an adsorption bonding groove 1002, a plurality of detachment induction electric shocks 1004 are fixedly connected in the adsorption bonding groove 1002, the outer ends of the detachment induction electric shocks 1004 are fixedly connected with vertical winding wires 1003, and the detachment induction electric shocks 1004 in the two detachment warning hemispheres 10 form a passage through the vertical winding wires 1003 which are mutually contacted and wound, the detachment warning hemispheres 10 can detach when the optical interface board body 1 is detached from the displacement due to vibration and shaking, the passage formed by the vertical winding wires 1003 and the detachment induction electric shocks 1004 is broken, so that the warning lamp generates a lamp-off effect, even if the warning is given to an electric power person, and the monitoring performance of the optical interface board body 1 is improved.
Referring to fig. 4, 6, 7 and 9, one end of the grip friction plate 702 close to the optical interface board body 1 is fixedly connected with a plurality of negative pressure adsorption silica gel discs 8, the negative pressure adsorption silica gel discs 8 are provided with a plurality of negative pressure holes 801, and the negative pressure adsorption silica gel discs 8 can increase the adsorption force on the optical interface board body 1, improve the connection tightness between the optical interface board body 1 and the optical interface slot 201, and further reduce the detachment probability of the optical interface board body 1. Referring to fig. 6 and 8, a plurality of grip force adsorption grooves 704 matched with the negative pressure adsorption silica gel discs 8 are formed in one end of the grip force friction plate 702 close to the optical interface board body 1, suction bag beads 9 are fixedly connected to the inner wall of the grip force adsorption groove 704 far away from the optical interface board body 1, and a tightening sealing film 901 is fixedly connected to one side of the inner wall of the grip force adsorption groove 704 close to the optical interface board body 1.
Referring to fig. 6 and fig. 9, a flexible guiding strip 802 is fixedly connected between two adjacent negative pressure adsorption silica gel discs 8, one end of the flexible guiding strip 802 away from the optical interface board body 1 is fixedly connected with a negative pressure pricker 803, and the negative pressure pricker 803 is matched with the tightening sealing film 901, through the matching of the negative pressure adsorption silica gel disc 8 and the air suction bag bead 9, when the gripping force sensing component 7 grips and fastens the optical interface board body 1, the connecting surface between the gripping force sensing component 7 and the optical interface board body 1 is rapidly converted into vacuum adsorption, the connecting strength of the gripping force sensing component 7 is effectively increased, the stability of the optical interface board body 1 is increased, the linkage between the gripping force sensing component 7 and the optical interface board body 1 is improved, the precision of the position sensing of the detachment warning hemisphere 10 to the optical interface board body 1 is improved, the accuracy and the effectiveness of warning reminding are improved, and the optical interface board body 1 is effectively prevented from being in a half-connection state for a long time.
Referring to fig. 3, a concave absorption magnetic plate 301 is fixedly connected to the rear inner wall of the blocking absorption bag 3, a convex absorption magnetic plate 302 matched with the concave absorption magnetic plate 301 is fixedly connected to the front inner wall of the blocking absorption bag 3, and the concave absorption magnetic plate 301 and the convex absorption magnetic plate 302 are anisotropic magnetic blocks, and through the matching of the concave absorption magnetic plate 301 and the convex absorption magnetic plate 302, the insertion position of the optical interface board body 1 can be maintained, so that the grip sensing assembly 7 can generate a constant fastening pulling force on the optical interface board body 1, the vibration resistance of the optical interface board body 1 is improved, and the connection stability between the optical interface board body 1 and the optical interface slot 201 is effectively improved. Referring to fig. 3, a plurality of intermittent extrusion cotton blocks 303 are fixedly connected to the front and rear inner walls of the blocking and adsorbing bag 3, and the plurality of intermittent extrusion cotton blocks 303 are respectively located at the upper and lower sides of the concave adsorption magnetic plate 301 and the convex adsorption magnetic plate 302. Referring to fig. 3, the distance between the two impact extrusion cotton blocks 303 on the front and rear inner walls is smaller than the distance between the concave adsorption magnetic plate 301 and the convex adsorption magnetic plate 302, and the impact extrusion cotton blocks 303 cooperate with each other to prompt the installation position during installation of the optical interface board body 1, so that the installation difficulty of the optical interface board body 1 is not increased, and the installation accuracy of the optical interface board body 1 is effectively improved.
Referring to fig. 2 and fig. 3, the rear end of the limiting traction frame 4 is fixedly connected with a plurality of contracting air pipes 401, the rear ends of the contracting air pipes 401 are communicated with the blocking absorption bag 3, the rear end of the contracting push belt 5 is fixedly connected with a plurality of rigid long pipes 501 communicated with the blocking push belt, the rear ends of the rigid long pipes 501 extend into the limiting traction frame 4 and are communicated with the contracting air pipes 401, an air flow passage is formed by the blocking absorption bag 3, the limiting traction frame 4, the contracting push belt 5 and the gripping force accompanying card 6, when the optical interface board body 1 is installed, the gripping force sensing assembly 7 can effectively grip and fix the optical interface board body 1 due to the air pressure deformation, and can buffer the vibration external force applied to the optical interface board body 1, improve the stability of the connection between the optical interface board body 1 and the optical interface slot 201, improve the shock resistance of the connection position, and effectively reduce the probability of the optical interface board body 1 generating the separation displacement, and the stability of the relay protection system is improved. Referring to fig. 3, 4 and 7, the grip force accompanying card 6 is provided therein with a sensing cavity 602 communicated with the contraction push belt 5, and the sensing cavity 602 is communicated with the contraction envelope 701 through a displacement sensing hole 601.
Referring to fig. 1-10, when the optical interface board body 1 is mounted: firstly, an installer or an installation manipulator inserts the optical interface board body 1 into the optical interface slot 201 at the front end of the optical interface board 2, the blocking absorption bag 3 contracts due to the extrusion of the optical interface board body 1 to the blocking absorption bag 3, when the blocking absorption bag 303 contracts to abut against each other, the blocking absorption bag 303 can give a prompt pause feeling to the installer or the installation manipulator, then the installer or the installation manipulator further inserts into the optical interface board body 1 to make the concave absorption magnetic plate 301 and the convex absorption magnetic plate 302 abut against each other, the blocking absorption bag 3 is continuously compressed by the action of the magnetic adsorption force to keep the internal pressure of the blocking absorption bag 3, when the blocking absorption bag 3 contracts under pressure, the gas in the blocking absorption bag enters the contraction push belt 5 and the induction accompanying cavity 602 through the contraction air pipe 401 and the rigid long pipe 501, and the contraction push belt 5 expands under the driving of the air pressure, the grabbing force accompanying card 6 is pushed to move towards the optical interface board body 1, the contracted pushing belt 5 stops after reaching the deformation limit, the gas in the induction accompanying cavity 602 is increased continuously, so that the air pressure is greater than the elastic force of the elastic buffer rope 703, the grabbing force friction plate 702 is further pushed to blow, the contracted jacket 701 is expanded, the contracted jacket 701 deforms and drives the attachment deformation wire 1001 to stretch and straighten, at the moment, the grabbing force friction plate 702 gradually approaches the optical interface board body 1, when the negative pressure adsorption silica gel plate 8 abuts against the end face of the optical interface board body 1, the negative pressure adsorption silica gel plate 8 deforms under the action of the air pressure and is gradually paved towards the grabbing force friction plate 702, the negative pressure friction plate hole 801 can exhaust the gas between the grabbing force friction plate 702 and the optical interface board body 1, at the moment, the flexible guide strip 802 drives the negative pressure felting needle to move along with the paving of the flexible guide strip 802, the negative pressure pricker 803 pricks 9001, the tightening sealing film 901 is broken under the self tightening force, so that gas enters the gripping force adsorption groove 704 and is absorbed by the air suction balloon beads 9, thereby increasing the exhaust efficiency, the adsorption between the gripping force friction plate 702 and the optical interface board body 1 can quickly form a vacuum state, the connection strength between the gripping force friction plate 702 and the optical interface board body 1 is increased, the stable effect of the gripping force sensing assembly 7 on the optical interface board body 1 is further increased, when the optical interface board body 1 is vibrated and shaken, the gripping force sensing assembly 7 can effectively buffer the breaking force, the splicing position of the optical interface board body 1 can be maintained, the connection stability of the optical interface board body 1 and the optical interface slot 201 is improved, the shock resistance of the connection position is improved, and the probability of the optical interface board body 1 generating the breaking displacement is effectively reduced, the stability of the relay protection system is improved;
when the light interface board body 1 is subjected to an excessive vibrating force, so that the shrinkable sleeve 701 is greatly deformed, the two mutually connected detachment warning hemispheres 10 can be separated by tearing the attachment deformation wire 1001 and the shrinkable sleeve 701, and a path formed by the vertical winding wire 1003 and the detachment sensing electric shock 1004 is broken, so that the warning lamp generates a lamp-off effect, even if a warning prompt is given to an electric power worker, the monitoring performance of the light interface board body 1 is improved, the electric power worker can conveniently check the state of the light interface board body 1, a signal transmission fault caused by poor contact between the light interface board body 1 and the light interface slot 201 is effectively avoided, the sensing efficiency of a relay protection system is improved, and the safety of a power system is improved. When being worth noting, no matter the optical interface board body 1 is tested or the optical interface board body 1 is installed in a relay protection system, the warning lamp keeps a long bright state after being electrified, and a tester or a power maintainer can effectively judge the optical interface board body 1 according to the state of the warning lamp, so that the detectability of the optical interface board body 1 is improved, and the practicability of the grabbing force sensing assembly 7 is improved.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (10)
1. The utility model provides a power transmission is with breaking away from warning type 2M optical interface board, includes optical interface board body (1) and optical interface picture peg (2), its characterized in that: the front end of the optical interface plugboard (2) is fixedly connected with an optical interface slot (201) which is spliced with the optical interface board body (1), the rear inner wall of the optical interface slot (201) is fixedly connected with a pair of blocking adsorption bags (3), the left inner wall and the right inner wall of the optical interface slot (201) are both fixedly connected with a limiting traction frame (4) matched with the blocking adsorption bag (3), the front end of the traction limiting frame (4) extends to the outer side of the optical interface slot (201), the front end of the traction limiting frame (4) is provided with a guide sliding chute (402), a contraction pushing belt (5) is fixedly connected with the rear inner wall of the guide chute (402), the front end of the contraction pushing belt (5) is fixedly connected with a grasping force accompany card (6) communicated with the contraction pushing belt, the inner wall of one side of the gripping force companion card (6) close to the optical interface board body (1) is provided with a plurality of displacement induction holes (601), a gripping force sensing assembly (7) is arranged in the displacement sensing hole (601);
the gripping force sensing assembly (7) comprises a contraction sleeve (701), the contraction sleeve (701) is fixedly connected in the displacement sensing hole (601), one end of the contraction sleeve (701) close to the optical interface board body (1) is fixedly connected with a gripping force friction plate (702), one end of the gripping force friction plate (702) far away from the optical interface board body (1) is fixedly connected with an elastic buffer rope (703), and one end of the elastic buffer rope (703) far away from the optical interface board body (1) is fixedly connected with the grip accompanying card (6), a plurality of displacement signal balls are connected to the inner wall of the contraction sleeve (701) in a sliding manner, an attachment deformation wire (1001) is fixedly connected to one end of each displacement signal ball close to the gripping force friction plate (702) and one end of each displacement signal ball far away from the gripping force friction plate (702), the attachment deformation wire (1001) is connected with the contraction envelope (701), and the rear end of the optical interface plug board (2) is fixedly connected with a warning lamp electrically connected with the displacement signal ball through a lead.
2. The detachment warning type 2M optical interface board for power transmission according to claim 1, wherein: the displacement signal ball is including two interconnect's the warning hemisphere of breaking away from (10), two break away from warning hemisphere (10) and be close to one end mutually and all seted up and adsorb bonding groove (1002), adsorb a plurality of response of breaking away from (1004) of fixedly connected with in bonding groove (1002), break away from vertical winding wire (1003) of response electric shock (1004) outer end fixedly connected with, and two break away from response electric shock (1004) in warning hemisphere (10) and form the route through the winding vertical winding wire (1003) of mutual contact.
3. The detachment warning type 2M optical interface board for power transmission according to claim 1, characterized in that: one end, close to the optical interface board body (1), of the gripping force friction plate (702) is fixedly connected with a plurality of negative pressure adsorption silica gel discs (8), and a plurality of negative pressure holes (801) are formed in the negative pressure adsorption silica gel discs (8).
4. The detachment warning type 2M optical interface board for power transmission according to claim 3, wherein: one end of the gripping force friction plate (702) close to the optical interface board body (1) is provided with a plurality of gripping force adsorption grooves (704) matched with the negative pressure adsorption silica gel disc (8), the inner wall of one side, far away from the optical interface board body (1), of each gripping force adsorption groove (704) is fixedly connected with a suction bag bead (9), and one side, close to the optical interface board body (1), of the inner wall of each gripping force adsorption groove (704) is fixedly connected with a tightening sealing film (901).
5. The detachment warning type 2M optical interface board for power transmission according to claim 4, wherein: a flexible guide strip (802) is fixedly connected between two adjacent negative pressure adsorption silica gel discs (8), one end, far away from the light interface board body (1), of the flexible guide strip (802) is fixedly connected with a negative pressure pricker (803), and the negative pressure pricker (803) is matched with the tightening sealing film (901).
6. The detachment warning type 2M optical interface board for power transmission according to claim 1, characterized in that: inner wall fixedly connected with concave surface adsorbs magnetic sheet (301) behind separation adsorption bag (3), inner wall fixedly connected with adsorbs magnetic sheet (302) with concave surface adsorption magnetic sheet (301) matched with convex surface before separation adsorption bag (3), and concave surface adsorption magnetic sheet (301) and convex surface adsorption magnetic sheet (302) are the opposite sex magnetic path.
7. The detachment warning type 2M optical interface board for power transmission according to claim 6, wherein: the inner wall all fixedly connected with of separation absorption bag (3) front and back is a plurality of the cotton piece of extrusion (303) of feeling immediately, and a plurality of the cotton piece of extrusion (303) of feeling immediately are located the upper and lower both sides that concave surface adsorbs magnetic sheet (301) and convex surface adsorbs magnetic sheet (302) respectively.
8. The detachment warning type 2M optical interface board for power transmission according to claim 7, wherein: the distance between the two intermittent-induction extrusion cotton blocks (303) on the front inner wall and the rear inner wall is smaller than the distance between the concave surface adsorption magnetic plate (301) and the convex surface adsorption magnetic plate (302).
9. The detachment warning type 2M optical interface board for power transmission according to claim 1, wherein: the limiting traction frame is characterized in that a plurality of contraction air pipes (401) are fixedly connected to the rear end of the limiting traction frame (4), the rear ends of the contraction air pipes (401) are communicated with the blocking adsorption bag (3), a plurality of rigid long pipes (501) communicated with the contraction pushing belt (5) are fixedly connected to the rear end of the contraction pushing belt (5), and the rear ends of the rigid long pipes (501) extend into the limiting traction frame (4) and are communicated with the contraction air pipes (401).
10. The detachment warning type 2M optical interface board for power transmission according to claim 1, wherein: the grabbing force accompanying card (6) is internally provided with a sensing accompanying cavity (602) communicated with the contraction pushing belt (5), and the sensing accompanying cavity (602) is communicated with the contraction envelope (701) through a displacement sensing hole (601).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210541730.7A CN114660729B (en) | 2022-05-19 | 2022-05-19 | Power transmission is with breaking away from warning type 2M optical interface board |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210541730.7A CN114660729B (en) | 2022-05-19 | 2022-05-19 | Power transmission is with breaking away from warning type 2M optical interface board |
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| CN114660729B CN114660729B (en) | 2022-07-29 |
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|---|---|
| CN114660729B (en) | 2022-07-29 |
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