CN218547047U

CN218547047U - Optical fiber wavelength division multiplexer

Info

Publication number: CN218547047U
Application number: CN202223228519.4U
Authority: CN
Inventors: 钱福琦; 舒雄; 方福林; 钱立恒; 付常春
Original assignee: Pengda Optoelectronic Technology Co ltd
Current assignee: Pengda Optoelectronic Technology Co ltd
Priority date: 2022-12-03
Filing date: 2022-12-03
Publication date: 2023-02-28
Anticipated expiration: 2032-12-03

Abstract

The utility model provides an optic fibre wavelength division multiplexer relates to wavelength division multiplexer technical field, include: packaging the box; the top end surface of the packaging box is centrally provided with a mounting groove; two positioning slots are symmetrically formed in the top end face of the packaging box; a positioning insertion block is respectively connected in the two positioning slots in a sliding manner; the top end faces of the two positioning insertion blocks are fixedly connected with a packaging cover. Make dustproof closing plate can seal the transmission that prevents that the dust from getting into data transmission joint influence data not using wavelength division multiplexer to make the data transmission joint, need the staff additionally to use the dust plug to seal the data transmission joint, solved the staff in case the dust plug loses and makes the dust pile up easily at the data transmission joint in case the dust plug is lost in general need seal the data transmission joint comparatively loaded down with trivial details, influence wavelength division multiplexer normal use's problem.

Description

Optical fiber wavelength division multiplexer

Technical Field

The utility model relates to a wavelength division multiplexer technical field, in particular to optical fiber wavelength division multiplexer.

Background

In the process of using the optical fiber, a worker can usually match the optical fiber line with the wavelength division multiplexer for use in order to conveniently transmit optical signals with different wavelengths through one optical fiber, and the existing wavelength division multiplexer is usually installed in the packaging box in order to ensure that the wavelength division multiplexer is not damaged in the using process.

For example, the utility model discloses a wavelength division multiplexer box with waterproof dirt-proof, specifically include mounting box and extension board, two extension boards are relative setting and lean on the lower position at the lateral wall of mounting box, and with mounting box integrated into one piece, sealing mechanism who is perpendicular setting is installed to one side of mounting box, the inside of mounting box is equipped with the inside groove that is two relative settings, sealing mechanism includes the isolation frame, waterproof apron and grafting mechanism, the isolation frame is perpendicular setting in one side of mounting box, and the top edge of isolation frame is articulated with the top edge of mounting box, waterproof apron is perpendicular setting in one side of isolation frame, and the top of waterproof apron is articulated with the top edge of isolation frame, grafting mechanism embedding is installed at the inside intermediate position of isolation frame, have and separate external line and internal line, and the wiring end of internal installation does not connect for a long time, connect corresponding circuit according to the use needs, advantages such as waterproof dustproof effect is splendid.

However, as for the traditional wavelength division multiplexer at present, the optical fiber line of the wavelength division multiplexer is usually connected with the data transmission joint box of the packaging box, so that the wavelength division multiplexer can receive the optical signal through the data transmission joint, but when the wavelength division multiplexer is not used, a worker usually needs to use the dustproof plug to seal the data transmission joint, and once the dustproof plug is lost while the operation is more complicated, dust is easily accumulated in the data transmission joint, so that the normal use of the wavelength division multiplexer is influenced.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an optical fiber wavelength division multiplexer, it has the dustproof closing plate that can seal and can not lose data transmission joint fast, make dustproof closing plate can seal data transmission joint not using wavelength division multiplexer, prevent that the dust from getting into the transmission that influences data in the data transmission joint, do not need the staff extra to use the dustproof stopper to seal data transmission joint, the operation is simple more swift, reduce staff's intensity of labour, pulling two when using wavelength division multiplexer and stirring the frame and make two blocks of dustproof closing plate of two stirring frame pulling slide and extrude the sliding spring in the dustproof frame, loosen the stirring frame after inserting data transmission line data transmission joint, it resets to drive dustproof closing plate under sliding spring's elastic action, in-process that dustproof closing plate resets, two blocks of extrusion sliding plates receive the extrusion of data transmission line can slide in dustproof closing plate, make the extrusion sliding plate accomodate in the dustproof closing plate, can carry out spacing fixed to data transmission joint through the transmission wire casing this moment, prevent that in-process data transmission that wavelength division multiplexer from taking place not hard up, influence the normal use of wavelength division multiplexer, increase the practicality of data transmission multiplexer, the improvement of the data transmission efficiency.

The utility model provides an optical fiber wavelength division multiplexer specifically includes: packaging the box; the top end surface of the packaging box is centrally provided with a mounting groove; two positioning slots are symmetrically formed in the top end face of the packaging box; a positioning insertion block is respectively connected in the two positioning slots in a sliding manner; the top end surfaces of the two positioning insertion blocks are fixedly connected with a packaging cover; the upper part of the left end face of the packaging box and the upper part of the right end face of the packaging box are both fixedly connected with a group of first fixing columns; the upper part of the left end face of the packaging cover and the upper part of the right end face of the packaging cover are both fixedly connected with a group of second fixing columns; the two groups of second fixed columns are respectively aligned with the two groups of first fixed columns; a wavelength division multiplexer is arranged at the right part of the bottom end surface of the mounting groove; the rear end face of the wavelength division multiplexer is fixedly connected with a group of optical fiber lines; the left part of the front end surface of the packaging box is fixedly connected with a group of data transmission joints; the tail end of the optical fiber line is inserted in the data transmission joint.

Optionally, two groups of limiting sliding grooves are symmetrically formed in the top end face of the packaging cover; a group of fixing frames are respectively connected in the two groups of limiting sliding chutes in a sliding manner; the bottom end surfaces of the two groups of fixing frames are respectively and fixedly connected with a group of reset springs; the tail ends of the two groups of reset springs are respectively and fixedly connected to the inner walls of the two groups of limiting sliding grooves; the two groups of second fixing columns on the same side and the two groups of first fixing columns on the same side are respectively inserted into the two groups of fixing frames.

Optionally, four limiting frames are fixedly connected to the outer wall of the wavelength division multiplexer in a rectangular array; the right part of the bottom end surface of the mounting groove is fixedly connected with four auxiliary bases in a rectangular array shape; the four auxiliary bases are aligned with the four limiting frames; the top end surfaces of the four auxiliary bases are respectively connected with a drawing base in a sliding manner; an auxiliary spring is fixedly connected in each of the four drawing seats; the tail ends of the four auxiliary springs are respectively and fixedly connected in the four auxiliary bases; the top end surfaces of the four drawing seats are respectively and rotatably connected with four limiting insertion blocks; the four limit inserting blocks are respectively inserted in the four limit frames.

Optionally, a fixed base is fixedly connected to the rear part of the bottom end surface of the mounting groove; the top end surface of the fixed base is contacted with the outer wall of the optical fiber line; the top end face of the fixed base is hinged with a pressing seat; the middle of the rear end face of the pressing seat is fixedly connected with a first mounting frame; a drawing slide bar is connected in the first mounting frame in a sliding manner; the upper part of the outer wall of the drawing slide rod is fixedly connected with a limit bottom plate; the top end surface of the limit bottom plate is symmetrically and fixedly connected with two extension springs; the tail ends of the two extension springs are fixedly connected to the bottom end face of the first mounting frame; the middle of the rear end face of the fixed base is fixedly connected with a second mounting frame; two clamping ball grooves are symmetrically formed in the second mounting rack; the lower part of the drawing slide rod is connected in the second mounting rack in a sliding manner; the lower part of the outer part of the drawing slide rod is symmetrically and fixedly connected with two supporting springs; the tail ends of the two supporting springs are respectively and fixedly connected with a fixing ball; the two fixing balls are respectively clamped in the two ball clamping grooves.

Optionally, a set of sliding grooves is formed in the top end face of the pressing seat in a penetrating manner; the upper part of the outer wall of the sliding groove is fixedly connected with a group of limiting lantern rings; a group of sliding columns are connected in the limiting lantern ring in a sliding way; the bottom end surface of the sliding column is fixedly connected with a group of clamping blocks; the clamping block is contacted with the outer wall of the optical fiber line, and the lower part of the outer wall of the sliding column is fixedly connected with a group of limiting clamping plates; the top end face of the limiting clamping plate is fixedly connected with a group of control springs; the tail end of the control spring is fixedly connected to the bottom end face of the limiting lantern ring.

Optionally, a group of dust-proof frames is fixedly connected to the front part of the outer wall of the data transmission joint; two dustproof sealing plates are symmetrically connected in the dustproof frame in a sliding manner; the bottom end surfaces of the two dustproof sealing plates are respectively and fixedly connected with a poking frame; the two poking frames are connected in a sliding manner in the bottom end surface of the dustproof frame; the left end surfaces of the two stirring frames and the right end surfaces of the two stirring frames are respectively fixedly connected with a sliding spring; the tail ends of the two sliding springs are fixedly connected into the bottom end surface of the dustproof frame; the front end surfaces of the two dustproof sealing plates are both provided with a transmission line slot in the middle in a penetrating way; an extrusion sliding plate is connected in a sliding manner in the middle of each of the two transmission line slots; the left end surfaces of the two extrusion sliding plates and the right end surfaces of the two extrusion sliding plates are respectively and fixedly connected with a group of extrusion springs; the tail ends of the two groups of extrusion springs are respectively and fixedly connected in the two dustproof sealing plates.

Advantageous effects

The utility model discloses can make things convenient for the staff to seal up data transmission joint not using data transmission joint, convenient operation is swift, improve staff's work efficiency, can carry on spacingly to the data transmission line of inserting on data transmission joint using data transmission joint, it is not hard up to prevent to take place in data transmission's in-process data transmission wiring, improve wavelength division multiplexer's data transmission efficiency, can prevent simultaneously that the optic fibre line from taking place the optical fibre line winding that leads to in disorder in the capsule and knoing, increase the life of optic fibre line.

In addition, the dustproof sealing plate can seal the data transmission joint without using a wavelength division multiplexer, dust is prevented from entering the data transmission joint to affect data transmission, a worker does not need to additionally use a dustproof plug to seal the data transmission joint, the operation is simpler and faster, the labor intensity of the worker is reduced, and the working efficiency of the worker is improved.

In addition, after compressing tightly seat locking, the optic fibre line can extrude and press from both sides tight piece and make and press from both sides tight piece and drive the slip post and slide in the stop collar intra-annular, can extrude the control spring at the gliding in-process of stop collar, kick-backs through the elastic potential energy of control spring and make and press from both sides tight piece and carry out spacing fixed to the optic fibre line, prevents that the optic fibre line from taking place in disorder in the packaging box and leading to the optic fibre line to take place to twine and knot, influences the follow-up use of optic fibre line, increases the life of optic fibre line.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

The drawings in the following description relate to only some embodiments of the invention and are not intended to limit the invention.

In the drawings:

fig. 1 is a schematic view of the axial measurement structure of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is a schematic view of the cross-sectional axial measurement structure of the present invention.

Fig. 4 is an enlarged schematic view of the structure of fig. 3 according to the present invention.

Fig. 5 is an enlarged schematic view of the present invention at B of fig. 3.

Fig. 6 is a schematic sectional structure view of the compressing base of the present invention.

Fig. 7 is an enlarged schematic structural view of fig. 6C according to the present invention.

Fig. 8 is an enlarged schematic view of the structure of fig. 6D according to the present invention.

List of reference numerals

1. Packaging the box; 101. mounting grooves; 102. positioning the slot; 103. a first fixed column; 104. a package cover; 105. a limiting chute; 106. a fixed mount; 107. a return spring; 108. a second fixed column; 109. a wavelength division multiplexer; 110. a limiting frame; 111. an auxiliary base; 112. a drawing seat; 113. an auxiliary spring; 114. limiting the inserting block; 115. an optical fiber line; 116. a data transmission joint; 117. a fixed base; 118. a pressing seat; 119. a first mounting bracket; 120. drawing the slide bar; 121. a limiting bottom plate; 122. an extension spring; 123. a second mounting bracket; 124. a support spring; 125. fixing the ball; 126. a sliding groove; 127. a limiting lantern ring; 128. a sliding post; 129. a control spring; 130. a limiting clamping plate; 131. a clamping block; 132. a dust-proof frame; 133. a dust-proof sealing plate; 134. a transmission line slot; 135. extruding the sliding plate; 136. a compression spring; 137. a toggle frame; 138. a slide spring; 139. and positioning the inserting block.

Detailed Description

In order to make the purpose, scheme and advantage of the technical scheme of the utility model clearer, the drawings of the specific embodiment of the utility model will be combined hereafter, and the technical scheme of the embodiment of the utility model is clearly and completely described. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference numerals in the drawings denote like elements.

The embodiment is as follows: please refer to fig. 1 to fig. 8:

the utility model provides an optical fiber wavelength division multiplexer, include: a packaging box 1;

the top end surface of the packaging box 1 is centrally provided with a mounting groove 101; two positioning slots 102 are symmetrically arranged on the top end surface of the packaging box 1; a positioning plug 139 is respectively connected in the two positioning slots 102 in a sliding manner; the top end faces of the two positioning insertion blocks 139 are fixedly connected with a packaging cover 104; a group of first fixing columns 103 are fixedly connected to the upper part of the left end face of the packaging box 1 and the upper part of the right end face of the packaging box 1; a group of second fixing columns 108 are fixedly connected to the upper portion of the left end face of the packaging cover 104 and the upper portion of the right end face of the packaging cover 104; two sets of second fixing posts 108 are aligned with two sets of first fixing posts 103 respectively; a wavelength division multiplexer 109 is arranged at the right part of the bottom end surface of the mounting groove 101; the rear end face of the wavelength division multiplexer 109 is fixedly connected with a group of optical fiber lines 115; the left part of the front end face of the packaging box 1 is fixedly connected with a group of data transmission joints 116; the end of the optical fiber line 115 is spliced into the data transmission connector 116.

In addition, according to the embodiment of the present invention, as shown in fig. 1 and fig. 2, two sets of limiting sliding grooves 105 are symmetrically formed on the top end surface of the sealing cover 104; a set of fixing frames 106 are respectively connected in the two sets of limiting sliding chutes 105 in a sliding manner; the bottom end surfaces of the two groups of fixing frames 106 are respectively fixedly connected with a group of return springs 107; the tail ends of the two groups of reset springs 107 are respectively and fixedly connected to the inner walls of the two groups of limiting sliding grooves 105; two sets of second fixed columns 108 of homonymy and two sets of first fixed columns 103 of homonymy are pegged graft respectively in two sets of mounts 106 to through pulling mount 106, make mount 106 slide in spacing spout 105, after mount 106 breaks away from with second fixed column 108 and first fixed column 103 completely, the staff can take off encapsulation lid 104, make things convenient for the staff to carry out quick assembly disassembly to encapsulation lid 104 and overhaul wavelength division multiplexer 109 in the encapsulation box 1, increase staff's work efficiency.

In addition, according to the embodiment of the present invention, as shown in fig. 3 and 4, four limiting frames 110 are fixedly connected to the outer wall of the wavelength division multiplexer 109 in a rectangular array; the right part of the bottom end surface of the mounting groove 101 is fixedly connected with four auxiliary bases 111 in a rectangular array shape; the four auxiliary bases 111 are aligned with the four limiting frames 110; the top end surfaces of the four auxiliary bases 111 are respectively connected with a drawing base 112 in a sliding manner; an auxiliary spring 113 is fixedly connected in each of the four drawing seats 112; the tail ends of the four auxiliary springs 113 are respectively and fixedly connected in the four auxiliary bases 111; the top end surfaces of the four drawing seats 112 are respectively and rotatably connected with four limiting insertion blocks 114; four spacing plug-in blocks 114 are pegged graft respectively in four spacing 110, thereby place wavelength division multiplexer 109 back in mounting groove 101, pulling seat 112 lifts up spacing plug-in block 114, then peg graft into four spacing 110 with four spacing plug-in blocks 114 and carry out spacing fixed to wavelength division multiplexer 109, make things convenient for the staff to install wavelength division multiplexer 109 in encapsulation box 1 fast, also can make things convenient for the staff to change wavelength division multiplexer 109 fast simultaneously, increase encapsulation box 1's practicality.

In addition, according to the embodiment of the present invention, as shown in fig. 6 and 8, a fixing base 117 is fixedly connected to the rear portion of the bottom end surface of the mounting groove 101; the top end face of the fixing base 117 is in contact with the outer wall of the optical fiber line 115; the top end face of the fixed base 117 is hinged with a pressing seat 118; a first mounting frame 119 is fixedly connected to the center of the rear end surface of the pressing seat 118; a drawing slide bar 120 is connected in the first mounting rack 119 in a sliding manner; the upper part of the outer wall of the drawing slide bar 120 is fixedly connected with a limit bottom plate 121; two extension springs 122 are symmetrically and fixedly connected to the top end face of the limiting bottom plate 121; the tail ends of the two extension springs 122 are fixedly connected to the bottom end face of the first mounting frame 119; a second mounting rack 123 is fixedly connected to the middle of the rear end surface of the fixed base 117; two clamping ball grooves are symmetrically formed in the second mounting frame 123; the lower part of the drawing slide bar 120 is slidably connected in the second mounting bracket 123; two supporting springs 124 are symmetrically and fixedly connected to the outer lower portion of the drawing slide bar 120; the tail ends of the two supporting springs 124 are fixedly connected with a fixing ball 125 respectively; two fixing balls 125 are respectively clamped in the two clamping ball grooves, so that after the optical fiber line 115 is placed on the fixing base 117, the pressing base 118 is closed, the pull slide bar 120 is inserted into the second mounting frame 123, the pressing base 118 is locked through the matching of the fixing balls 125 and the clamping ball grooves, when the pressing base 118 needs to be opened to replace the optical fiber line 115, the pull slide bar 120 is pulled, the pull slide bar 120 slides upwards in the first mounting frame 119, the limiting bottom plate 121 is driven to slide upwards and press the extension spring 122, the clamping ball grooves can press the fixing balls 125 to enable the fixing balls 125 to slide in the pull slide bar 120 and press the support spring 124 in the upward sliding process of the pull slide bar 120, and after the fixing balls 125 completely separate from the clamping ball grooves, a worker can open the pressing base 118 to replace the optical fiber line 115.

In addition, according to the embodiment of the present invention, as shown in fig. 6 and 7, a set of sliding grooves 126 is formed through the top end surface of the pressing base 118; the upper part of the outer wall of the sliding groove 126 is fixedly connected with a group of limiting lantern rings 127; a set of sliding posts 128 are slidably connected in the stop collar 127; a group of clamping blocks 131 are fixedly connected to the bottom end surface of the sliding column 128; the clamping block 131 is contacted with the outer wall of the optical fiber line 115, and the lower part of the outer wall of the sliding column 128 is fixedly connected with a group of limiting clamping plates 130; the top end face of the limiting clamping plate 130 is fixedly connected with a group of control springs 129; the tail end of the control spring 129 is fixedly connected to the bottom end face of the limiting sleeve ring 127, so that after the pressing base 118 is locked, the optical fiber line 115 can extrude the clamping block 131 to enable the clamping block 131 to drive the sliding column 128 to slide in the limiting sleeve ring 127, the control spring 129 can be extruded in the sliding process of the limiting sleeve ring 127, the elastic potential energy of the control spring 129 rebounds to enable the clamping block 131 to limit and fix the optical fiber line 115, the optical fiber line 115 is prevented from being scattered in the packaging box 1 to cause the optical fiber line 115 to be wound and knotted, the subsequent use of the optical fiber line 115 is prevented from being influenced, and the service life of the optical fiber line 115 is prolonged.

Furthermore, according to the embodiment of the present invention, as shown in fig. 1 and 5, a set of dust-proof frames 132 is fixedly connected to the front portion of the outer wall of the data transmission joint 116; two dustproof sealing plates 133 are symmetrically connected in the dustproof frame 132 in a sliding manner; the bottom end surfaces of the two dustproof sealing plates 133 are respectively and fixedly connected with a toggle frame 137; the two toggle frames 137 are connected in a sliding manner in the bottom end surface of the dustproof frame 132; the left end surfaces of the two toggle frames 137 and the right end surfaces of the two toggle frames 137 are respectively fixedly connected with a sliding spring 138; the tail ends of the two sliding springs 138 are fixedly connected into the bottom end surface of the dustproof frame 132; the front end surfaces of the two dustproof sealing plates 133 are both provided with a transmission line slot 134 in the middle in a penetrating manner; an extrusion sliding plate 135 is connected in the middle of each of the two transmission line slots 134 in a sliding manner; the left end surfaces of the two extrusion sliding plates 135 and the right end surfaces of the two extrusion sliding plates 135 are respectively and fixedly connected with a group of extrusion springs 136; the tail ends of the two groups of extrusion springs 136 are respectively fixedly connected in the two dustproof sealing plates 133, thereby enabling the dustproof sealing plates 133 to seal the data transmission joint 116 without using the wavelength division multiplexer 109, preventing dust from entering the data transmission joint 116 to influence data transmission, and avoiding the need for workers to additionally use dustproof plugs to seal the data transmission joint 116, the operation is simpler and quicker, and the labor intensity of workers is reduced, when the wavelength division multiplexer 109 is used, the two shifting frames 137 are pulled to enable the two shifting frames 137 to pull the two dustproof sealing plates 133 to slide in the dustproof frame 132 and extrude the sliding springs 138, the shifting frames 137 are loosened after the data transmission line is inserted into the data transmission joint 116, the dustproof sealing plates 133 are driven to reset under the elastic action of the sliding springs 138, in the resetting process of the dustproof sealing plates 133, the two extrusion sliding plates 135 can slide in the dustproof sealing plates 133 under the extrusion of the data transmission line, so that the extrusion sliding plates 135 are accommodated in the dustproof sealing plates 133, at the moment, the data transmission joint 116 can be limited and fixed through the transmission line 134, and the looseness of the data transmission line 109 in the using process of the wavelength division multiplexer 109 is prevented, the normal use of the wavelength division multiplexer 109 is influenced, and the high practicality of the multiplexer 109 is increased, and the data transmission efficiency of the multiplexer 109 is improved.

The specific use mode and function of the embodiment are as follows:

in the using process of the utility model, the fixing frame 106 is pulled to slide in the limiting sliding groove 105, when the fixing frame 106 is completely separated from the second fixing column 108 and the first fixing column 103, the worker can take off the packaging cover 104 to facilitate the worker to quickly disassemble and assemble the packaging cover 104 to overhaul the wavelength division multiplexer 109 in the packaging box 1, thereby increasing the working efficiency of the worker, after the wavelength division multiplexer 109 is placed in the mounting groove 101, the drawing seat 112 is pulled to lift the limiting plug-in block 114, then the four limiting plug-in blocks 114 are inserted into the four limiting frames 110 to limit and fix the wavelength division multiplexer 109, thereby facilitating the worker to quickly install the wavelength division multiplexer 109 in the packaging box 1, simultaneously facilitating the worker to quickly replace the wavelength division multiplexer 109, increasing the practicability of the packaging box 1, after the optical fiber line 115 is placed on the fixing base 117, closing the pressing seat 118, inserting the drawing slide bar 120 into the second mounting frame 123, locking the pressing seat 118 through the matching of the fixing ball 125 and the clamping ball groove, after the pressing seat 118 is locked, pressing the clamping block 131 by the optical fiber line 115 to enable the clamping block 131 to drive the sliding column 128 to slide in the limiting lantern ring 127, pressing the control spring 129 in the sliding process of the limiting lantern ring 127, enabling the clamping block 131 to limit and fix the optical fiber line 115 through the resilience of the elastic potential energy of the control spring 129, preventing the optical fiber line 115 from being scattered in the packaging box 1 to cause the winding and knotting of the optical fiber line 115, influencing the subsequent use of the optical fiber line 115, prolonging the service life of the optical fiber line 115, pulling the drawing slide bar 120 when the pressing seat 118 needs to be opened to replace the optical fiber line 115, enabling the drawing slide bar 120 to slide upwards in the first mounting frame 119, and driving the limiting bottom plate 121 to slide upwards and pressing the drawing spring 122, when the sliding rod 120 slides upwards, the clamping ball groove can extrude the fixing ball 125 to enable the fixing ball 125 to slide in the sliding rod 120 and extrude the supporting spring 124, when the fixing ball 125 is completely separated from the clamping ball groove, a worker can open the pressing seat 118 to replace the optical fiber line 115, the dustproof sealing plate 133 can seal the data transmission joint 116 without using the wavelength division multiplexer 109, dust is prevented from entering the data transmission joint 116 to affect data transmission, the worker does not need to additionally use a dustproof plug to seal the data transmission joint 116, the operation is simpler and faster, the labor intensity of the worker is reduced, when the wavelength division multiplexer 109 is used, the two shifting frames 137 are pulled to enable the two shifting frames 137 to pull the two dustproof sealing plates 133 to slide in the dustproof frames 132 and extrude the sliding spring 138, the shifting frames 137 are loosened after the data transmission line is inserted in the data transmission joint 116, the dustproof sealing plate 133 is driven to reset under the elastic action of the sliding spring 138, when the dustproof sealing plate 133 is reset, the two extruded sliding plates 135 can be extruded in the data transmission line groove, the dustproof sealing plate 135 can enable the sliding sealing plate to be pushed in the data transmission joint 135 to enable the data transmission line 109 to prevent the dustproof sealing plate 109 from being loosened by the data transmission line 109, and the dustproof sealing plate 109, the normal use of the multiplexer 109 is prevented, and the dustproof multiplexer 109 is prevented from being affected by the dustproof sealing plate 109.

Finally, it should be noted that the present invention is generally illustrated by one/a pair of components when describing the position of each component and the matching relationship therebetween, however, it should be understood by those skilled in the art that such position, matching relationship, etc. are also applicable to other components/other pairs of components.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

1. A fiber optic wavelength division multiplexer, comprising: a packaging box (1); the top end surface of the packaging box (1) is centrally provided with a mounting groove (101); two positioning slots (102) are symmetrically formed in the top end face of the packaging box (1); a positioning insertion block (139) is respectively connected in the two positioning insertion slots (102) in a sliding manner; the top end surfaces of the two positioning insertion blocks (139) are fixedly connected with a packaging cover (104); the upper part of the left end face of the packaging box (1) and the upper part of the right end face of the packaging box (1) are both fixedly connected with a group of first fixing columns (103); a group of second fixing columns (108) are fixedly connected to the upper portion of the left end face of the packaging cover (104) and the upper portion of the right end face of the packaging cover (104); the two groups of second fixing columns (108) are respectively aligned with the two groups of first fixing columns (103); a wavelength division multiplexer (109) is arranged at the right part of the bottom end surface of the mounting groove (101); the rear end face of the wavelength division multiplexer (109) is fixedly connected with a group of optical fiber lines (115); the left part of the front end surface of the packaging box (1) is fixedly connected with a group of data transmission joints (116); the tail end of the optical fiber line (115) is plugged in the data transmission joint (116).

2. The optical fiber wavelength division multiplexer according to claim 1, wherein: two groups of limiting sliding grooves (105) are symmetrically formed in the top end face of the packaging cover (104); a group of fixing frames (106) are respectively connected in the two groups of limiting sliding grooves (105) in a sliding manner; the bottom end surfaces of the two groups of fixed frames (106) are respectively and fixedly connected with a group of return springs (107); the tail ends of the two groups of reset springs (107) are respectively and fixedly connected to the inner walls of the two groups of limiting sliding grooves (105); the two groups of second fixed columns (108) on the same side and the two groups of first fixed columns (103) on the same side are respectively inserted into the two groups of fixed frames (106).

3. The optical fiber wavelength division multiplexer according to claim 1, wherein: four limiting frames (110) are fixedly connected to the outer wall of the wavelength division multiplexer (109) in a rectangular array shape; the right part of the bottom end surface of the mounting groove (101) is fixedly connected with four auxiliary bases (111) in a rectangular array shape; the four auxiliary bases (111) are aligned with the four limiting frames (110); the top end surfaces of the four auxiliary bases (111) are respectively connected with a drawing seat (112) in a sliding way; an auxiliary spring (113) is fixedly connected in each of the four drawing seats (112); the tail ends of the four auxiliary springs (113) are respectively and fixedly connected in the four auxiliary bases (111); the top end surfaces of the four drawing seats (112) are respectively and rotatably connected with four limiting inserting blocks (114); four limit inserting blocks (114) are respectively inserted in the four limit frames (110).

4. The optical fiber wavelength division multiplexer according to claim 1, wherein: the rear part of the bottom end surface of the mounting groove (101) is fixedly connected with a fixed base (117); the top end surface of the fixed base (117) is contacted with the outer wall of the optical fiber line (115); the top end surface of the fixed base (117) is hinged with a pressing seat (118); the middle of the rear end surface of the pressing seat (118) is fixedly connected with a first mounting frame (119); a drawing slide bar (120) is connected in the first mounting rack (119) in a sliding manner; the upper part of the outer wall of the drawing slide rod (120) is fixedly connected with a limit bottom plate (121); two extension springs (122) are symmetrically and fixedly connected to the top end face of the limiting bottom plate (121); the tail ends of the two extension springs (122) are fixedly connected to the bottom end face of the first mounting frame (119); the middle of the rear end surface of the fixed base (117) is fixedly connected with a second mounting rack (123); two clamping ball grooves are symmetrically formed in the second mounting frame (123); the lower part of the drawing slide bar (120) is connected in the second mounting rack (123) in a sliding way; two supporting springs (124) are symmetrically and fixedly connected to the lower part of the outer part of the drawing slide rod (120); the tail ends of the two supporting springs (124) are respectively fixedly connected with a fixed ball (125); the two fixing balls (125) are respectively clamped in the two clamping ball grooves.

5. The optical fiber wavelength division multiplexer according to claim 4, wherein: a group of sliding grooves (126) are formed in the top end face of the pressing seat (118) in a penetrating mode; the upper part of the outer wall of the sliding groove (126) is fixedly connected with a group of limiting lantern rings (127); a group of sliding columns (128) are connected in the limiting lantern ring (127) in a sliding way; the bottom end surface of the sliding column (128) is fixedly connected with a group of clamping blocks (131); the clamping block (131) is in contact with the outer wall of the optical fiber line (115), and the lower part of the outer wall of the sliding column (128) is fixedly connected with a group of limiting clamping plates (130); the top end face of the limiting clamping plate (130) is fixedly connected with a group of control springs (129); the tail end of the control spring (129) is fixedly connected to the bottom end surface of the limiting lantern ring (127).

6. The optical fiber wavelength division multiplexer according to claim 1, wherein: the front part of the outer wall of the data transmission joint (116) is fixedly connected with a group of dustproof frames (132); two dustproof sealing plates (133) are symmetrically connected in the dustproof frame (132) in a sliding manner; the bottom end surfaces of the two dustproof sealing plates (133) are respectively and fixedly connected with a poking frame (137); the two poking frames (137) are connected in a sliding way in the bottom end surface of the dustproof frame (132); the left end surfaces of the two poking frames (137) and the right end surfaces of the two poking frames (137) are respectively and fixedly connected with a sliding spring (138); the tail ends of the two sliding springs (138) are fixedly connected into the bottom end surface of the dustproof frame (132); the front end surfaces of the two dustproof sealing plates (133) are both provided with a transmission line slot (134) in the middle in a penetrating manner; an extrusion sliding plate (135) is connected in the middle of each of the two transmission line slots (134) in a sliding manner; the left end surfaces of the two extrusion sliding plates (135) and the right end surfaces of the two extrusion sliding plates (135) are respectively and fixedly connected with a group of extrusion springs (136); the tail ends of the two groups of extrusion springs (136) are respectively fixedly connected in the two dustproof sealing plates (133).