Nine-core high-strength device optical fiber ribbon optical cable

Abstract

The invention provides a 9-core high-strength device optical fiber ribbon optical cable, and relates to the technical field of optical cables. The external protection assembly is fixedly installed on the surface of the optical cable body. The damage early warning mechanism is installed in the damage early warning mechanism and is connected with the optical cable main body. The air inlet mechanism is installed in the external protection assembly and is connected with the optical cable main body. The auxiliary installation mechanism passes through the external protection assembly and is connected with the optical cable main body. The problems of long laying distance of the optical fiber ribbon optical cable, damage and fracture, and troublesome searching and positioning are solved; part of lines need to be erected at high altitude, and the erecting and fixing process is time-consuming and troublesome; after the outer protection layer is inflated, the inner sliding plate is separated from the pressing trigger button, when the outer protection layer is damaged, an alarm is automatically triggered, position conveying is completed, and searching is convenient; the pressing frame can facilitate sliding of the cable, the erecting speed and efficiency are improved, and the cable can be rapidly fixed.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of optical cables, in particular to a 9-core high-strength device optical fiber ribbon cable. BACKGROUND

[0002] The optical fiber ribbon cable refers to an optical cable in which optical fibers in the cable adopt an optical fiber ribbon structure; when splicing is performed by using a ribbon optical fiber splicer, the optical fibers of one optical fiber ribbon can be spliced at one time, so that the splicing efficiency is greatly improved, and the more the core number of each optical fiber ribbon is, the more obvious the efficiency improvement is; the 9-core high-strength optical fiber ribbon cable has high tensile resistance, bending resistance and impact resistance, and can provide a high-bandwidth and low-delay transmission channel; the optical fiber ribbon cable is mainly used for data transmission; in some areas, the environment is poor, and the cable is easily damaged by external influences, thereby affecting transmission; due to a long laying distance, if breakage occurs in some areas, it is very troublesome to find and position the breakage, the repair speed and time are delayed, and a large amount of economic loss is caused; some lines need to be erected in the air, and the erection and fixing process is time-consuming and troublesome. SUMMARY

[0003] The application relates to a 9-core high-strength device optical fiber ribbon cable, which has an external protection assembly and an air inlet mechanism, an outer protection layer, and has good auxiliary protection effect; the air inlet mechanism can control the one-way entry of air into the inside of the outer protection layer, and has the effect of auxiliary early warning; a damage early warning mechanism, after the outer protection layer is inflated, the inner sliding plate is separated from the pressing trigger button, when the outer protection layer is damaged, the inner sliding plate automatically slides and triggers the alarm transmitter to transmit the position, so that the staff can quickly find the damaged position for timely repair; an auxiliary installation mechanism, the pressing frame is inserted to form an auxiliary support, so that the staff can directly push the cable to slide, improve the erection speed and efficiency, and the cable can be quickly fixed after moving.

[0004] The application provides a 9-core high-strength device optical fiber ribbon cable, which specifically comprises a cable main body, an external protection assembly, a damage early warning mechanism, an air inlet mechanism and an auxiliary installation mechanism. The cable main body is in a circular structure as a whole; the external protection assembly is fixedly installed on the surface of the cable main body; the damage early warning mechanism is installed in the damage early warning mechanism and connected with the cable main body; the air inlet mechanism is installed in the external protection assembly and connected with the cable main body; the auxiliary installation mechanism passes through the external protection assembly and is connected with the cable main body; the damage early warning mechanism comprises a sliding ring, a rubber ring, an elastic trigger alarm assembly and an alarm transmitter; the sliding ring is in a circular ring structure as a whole, and is slidingly installed on the surface of the cable main body; the rubber ring is fixedly installed on the surface of the sliding ring and has the effect of improving the sealing effect; one side of the elastic trigger alarm assembly is connected with the sliding ring, and the elastic trigger alarm assembly is fixedly connected with the cable main body; the alarm transmitter is connected with the elastic trigger alarm assembly.

[0005] Preferably, the external protection component comprises: a connecting strip, a blocking connecting ring and an external protection layer; one side of the connecting strip is fixedly connected with the surface of the optical cable body; the blocking connecting ring is in a whole annular structure, and is fixedly installed on the surface of the optical cable body; the internal side of the external protection layer is fixedly connected with the connecting strip and the blocking connecting ring, and the alarm transmitter passes through the external protection layer and is fixedly connected with the optical cable body.

[0006] Preferably, the elastic trigger alarm component comprises: a support rod, a connecting rod and an inner sliding plate; the support rod is in a hollow cuboid structure, and is fixedly installed on the surface of the optical cable body; one side of the connecting rod is slidably inserted into the support rod, and the other end of the connecting rod is fixedly connected with the sliding ring; the inner sliding plate is slidably installed in the support rod, and one side of the inner sliding plate is fixedly connected with the connecting rod.

[0007] Preferably, the elastic trigger alarm component further comprises: a spring A, a support column and a pressing trigger button; the spring A is installed on the surface of the connecting rod, and left and right sides of the spring A are connected with the inner wall of the support rod and the inner sliding plate, so that the spring A can elastically support the inner sliding plate; one side of the support column is fixedly connected with the inner wall of the support rod; the pressing trigger button is installed on one side of the support column, and is electrically connected with the alarm transmitter.

[0008] Preferably, the air inlet mechanism comprises: a fixed support disc, a sliding support rod, a baffle, a spring B, a blocking plug plate and a gas conveying pipe; the fixed support disc is in a circular structure with a circular hole in the middle, and is fixedly connected with the optical cable body; the sliding support rod slidably passes through the circular hole in the middle of the fixed support disc; the baffle is fixedly installed on one side of the sliding support rod; the spring B is installed on the surface of the sliding support rod, and one side of the spring B is connected with the fixed support disc; the blocking plug plate is in a whole funnel structure, is fixedly installed on one side of the sliding support rod, and is connected with the spring B, so that the blocking plug plate can assist in plugging the gas conveying pipe; the gas conveying pipe passes through the external protection layer and is fixedly connected with the optical cable body.

[0009] Preferably, the auxiliary installation mechanism comprises: a fixed plate, a locking component, a pressing frame, an insertion rod and a control pull rope; the fixed plate is in a whole L-shaped structure, and two groups of the fixed plate are provided; one side of the fixed plate passes through the external protection layer and is fixedly connected with the optical cable body; the locking component is installed in the fixed plate; one end of the bottom of the pressing frame is inserted into the fixed plate and is connected with the locking component, so that the locking component can assist in connecting the optical cable body with other lines; one side of the insertion rod is fixedly connected with the pressing frame; the control pull rope slidably passes through the fixed plate and is connected with the locking component.

[0010] Preferably, the locking assembly further comprises: a slot, a sliding plug, an insertion slot and a limiting stopper; the slot is opened at the top of the fixed plate; the sliding plug is a cuboid structure as a whole, the bottom of the sliding plug is slidably inserted into the slot, and the bottom of the sliding plug is fixedly connected with the control pull rope; the insertion slot is opened at one side of the top of the sliding plug, and one side of the plug is slidably inserted into the insertion slot; the limiting stopper is a trapezoidal structure as a whole, and one side of the limiting stopper is fixedly connected with the sliding plug.

[0011] Preferably, the locking assembly further comprises: an inner box, a spring C, a moving support plate and a clamping block; the inner box is a hollow cuboid structure, one side of the inner box is fixedly connected with the slot; the spring C is installed in the inner box; the moving support plate is slidably installed in the inner box, one side of the moving support plate is connected with the spring C, and the spring C can elastically support the moving support plate; the clamping block is a trapezoidal structure as a whole, one side of the clamping block is slidably inserted into the inner box and fixedly connected with the moving support plate, and the clamping block can assist in limiting the sliding plug.

[0012] The present application has the following advantages The present application is internally provided with an external protection assembly and an air inlet mechanism, the surface of the external protection assembly is provided with an external protection layer, and the external protection assembly has a good auxiliary protection effect; one end of the air inlet mechanism is inserted into the external protection layer, the closed plug plate in the air inlet mechanism is pushed by the spring and tightly inserted at the gas conveying pipe, when gas is injected, the one-way entry of the gas into the external protection layer can be controlled, and the auxiliary early warning effect can be achieved.

[0013] The present application is internally provided with a damage early warning mechanism, a sliding ring provided in the damage early warning mechanism is arranged in the external protection layer, after the external protection layer is inflated, the sliding ring will be correspondingly moved to a certain distance position, the sliding ring slides and drives the inner slide plate to move, the inner slide plate is separated from the pressing trigger button, when the external protection layer is damaged, the gas in the external protection layer will leak, the extrusion thrust of the sliding ring is removed, the spring rebounds and pushes the inner slide plate to slide to trigger the alarm transmitter, the position is transmitted, the staff can quickly find the damaged position for timely maintenance, and major losses can be avoided.

[0014] The present application is internally provided with an auxiliary installation mechanism, the pressing frame is inserted into the locking assembly, the limiting stopper is pressed and slides, the clamping block forms auxiliary limiting, the pressing frame is unidirectionally pressed and slides, the pressing frame contacts the original line, auxiliary support is formed, the staff can directly push the cable to slide, the erection speed and efficiency are improved, after the cable is moved, the control pull rope can be pulled at the bottom through a long hook or other tools, the pressing frame is pulled down and slides, and rapid fixing is completed. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below.

[0016] The accompanying drawings, which are only intended to further describe some embodiments of the present application and not to limit the present application.

[0017] In the drawings: Figure 1 A structural schematic diagram of the main body axis side view of the present application is shown. Figure 2 A structural schematic diagram of the main body axis side view of the present application is shown. Figure 3 A structural schematic diagram of the external protection component section view of the present application is shown. Figure 4 A structural schematic diagram of the damage early warning mechanism axis side view of the present application is shown. Figure 5 A structural schematic diagram of the elastic trigger alarm component section view of the present application is shown. Figure 6 A structural schematic diagram of the air inlet mechanism exploded view of the present application is shown. Figure 7 A structural schematic diagram of the auxiliary installation mechanism exploded view of the present application is shown. Figure 8 A structural schematic diagram of the locking component section view of the present application is shown.

[0018] List of reference signs 1, optical cable main body; 2, external protection component; 201, connecting strip; 202, blocking connecting ring; 203, external protection layer; 3, damage early warning mechanism; 301, sliding ring; 302, rubber ring; 303, elastic trigger alarm component; 3031, support rod; 3032, connecting rod; 3033, inner sliding plate; 3034, spring A; 3035, support column; 3036, press trigger button; 304, alarm transmitter; 4, air inlet mechanism; 401, fixed support disc; 402, sliding support rod; 403, baffle; 404, spring B; 405, closed plug plate; 406, air conveying pipe; 5, auxiliary installation mechanism; 501, fixed plate; 502, locking component; 5021, insertion slot; 5022, sliding insertion rod; 5023, insertion slot; 5024, limiting stopper; 5025, inner box; 5026, spring C; 5027, moving support plate; 5028, clamping block; 503, pressing frame; 504, insertion rod; 505, control pull rope. DETAILED DESCRIPTION

[0019] The embodiments of the present application will be further described in detail below in combination with the drawings and examples.

[0020] Embodiment: Please refer to Figures 1 to 8 : The application provides a 9-core high-strength device optical fiber ribbon cable, which comprises a cable main body 1, an external protection assembly 2, a damage early warning mechanism 3, an air inlet mechanism 4 and an auxiliary mounting mechanism 5. The cable main body 1 is in a circular structure as a whole; the external protection assembly 2 is fixedly installed on the surface of the cable main body 1; the damage early warning mechanism 3 is installed in the damage early warning mechanism 3 and connected with the cable main body 1; the air inlet mechanism 4 is installed in the external protection assembly 2 and connected with the cable main body 1; the auxiliary mounting mechanism 5 passes through the external protection assembly 2 and is connected with the cable main body 1; the damage early warning mechanism 3 comprises a sliding ring 301, a rubber ring 302, an elastic trigger alarm assembly 303 and an alarm transmitter 304; the sliding ring 301 is in a circular ring structure as a whole, and is slidingly installed on the surface of the cable main body 1; the rubber ring 302 is fixedly installed on the surface of the sliding ring 301 and has the effect of improving the sealing effect; one side of the elastic trigger alarm assembly 303 is connected with the sliding ring 301, and the elastic trigger alarm assembly 303 is fixedly connected with the cable main body 1; the alarm transmitter 304 is connected with the elastic trigger alarm assembly 303.

[0021] As shown in Figure 3 , the external protection assembly 2 comprises a connecting strip 201, a blocking connecting ring 202 and an outer protection layer 203; one side of the connecting strip 201 is fixedly connected with the surface of the cable main body 1; the blocking connecting ring 202 is in a circular ring structure as a whole, and is fixedly installed on the surface of the cable main body 1; the inner side of the outer protection layer 203 is fixedly connected with the connecting strip 201 and the blocking connecting ring 202, and the alarm transmitter 304 passes through the outer protection layer 203 and is fixedly connected with the cable main body 1.

[0022] As shown in Figure 5 , the elastic trigger alarm assembly 303 comprises a support rod 3031, a connecting rod 3032 and an inner sliding plate 3033; the support rod 3031 is in an internal hollow cuboid structure, and is fixedly installed on the surface of the cable main body 1; one side of the connecting rod 3032 is slidingly inserted into the support rod 3031, and the other end of the connecting rod 3032 is fixedly connected with the sliding ring 301; the inner sliding plate 3033 is slidingly installed in the support rod 3031, and one side of the inner sliding plate 3033 is fixedly connected with the connecting rod 3032.

[0023] As shown in Figure 5As shown in the figure, the elastic trigger alarm assembly 303 further comprises spring A 3034, support column 3035 and press trigger button 3036; spring A 3034 is installed on the surface of connecting rod 3032, the left and right sides of spring A 3034 are connected with the inner wall of support column 3031 and inner sliding plate 3033, spring A 3034 can play the role of elastic support for inner sliding plate 3033; one side of support column 3035 is fixedly connected with the inner wall of support column 3031; press trigger button 3036 is installed on one side of support column 3035, and press trigger button 3036 is electrically connected with alarm transmitter 304.

[0024] As shown in the figure, Figure 6 As shown in the figure, the air inlet mechanism 4 comprises fixed support disc 401, sliding support column 402, baffle 403, spring B 404, closure plug plate 405 and gas conveying pipe 406; fixed support disc 401 is a circular structure with a circular hole in the middle, and is fixedly connected with optical cable body 1; sliding support column 402 slides through the circular hole in the middle of fixed support disc 401; baffle 403 is fixedly installed on one side of sliding support column 402; spring B 404 is installed on the surface of sliding support column 402, and one side of spring B 404 is connected with fixed support disc 401; closure plug plate 405 is a funnel-shaped structure as a whole, and is fixedly installed on one side of sliding support column 402 and connected with spring B 404, which can play the role of auxiliary plugging of gas conveying pipe 406; gas conveying pipe 406 passes through outer protective layer 203 and is fixedly connected with optical cable body 1.

[0025] As shown in the figure, Figure 7 As shown in the figure, the auxiliary installation mechanism 5 comprises fixed plate 501, locking assembly 502, pressing frame 503, insertion rod 504 and control pull rope 505; fixed plate 501 is an L-shaped structure as a whole, and two groups of fixed plates 501 are provided, one side of fixed plate 501 passes through outer protective layer 203 and is fixedly connected with optical cable body 1; locking assembly 502 is installed in fixed plate 501; one end of pressing frame 503 is inserted into fixed plate 501 and connected with locking assembly 502, which can play the role of auxiliary connection of optical cable body 1 with other lines; one side of insertion rod 504 is fixedly connected with pressing frame 503; control pull rope 505 slides through fixed plate 501 and is connected with locking assembly 502.

[0026] As shown in the figure, Figure 8As shown, the locking assembly 502 further comprises a slot 5021, a sliding insertion rod 5022, an insertion slot 5023 and a limiting stopper 5024; the slot 5021 is opened at the top of the fixed plate 501; the sliding insertion rod 5022 is a cuboid structure as a whole, the bottom of the sliding insertion rod 5022 is slidably inserted into the slot 5021, and the bottom of the sliding insertion rod 5022 is fixedly connected with the control pull rope 505; the insertion slot 5023 is opened at one side of the top of the sliding insertion rod 5022, and one side of the insertion rod 504 is slidably inserted into the insertion slot 5023; the limiting stopper 5024 is a trapezoidal structure as a whole, and one side of the limiting stopper 5024 is fixedly connected with the sliding insertion rod 5022.

[0027] As shown, Figure 8 As shown, the locking assembly 502 further comprises an inner box 5025, a spring C 5026, a moving support plate 5027 and a clamping block 5028; the inner box 5025 is a hollow cuboid structure, one side of the inner box 5025 is fixedly connected with the slot 5021; the spring C 5026 is installed in the inner box 5025; the moving support plate 5027 is slidably installed in the inner box 5025, one side of the moving support plate 5027 is connected with the spring C 5026, and the spring C 5026 can elastically support the moving support plate 5027; the clamping block 5028 is a trapezoidal structure as a whole, one side of the clamping block 5028 is slidably inserted into the inner box 5025 and fixedly connected with the moving support plate 5027, and the clamping block 5028 can assist in limiting the sliding insertion rod 5022.

[0028] The specific use and effect of the application: when the line is erected at high altitude, the line needs to be lifted to a high place, and when laying, the insertion rod 504 at the bottom of the pressing frame 503 is inserted into the insertion slot 5023, then the pressing frame 503 is controlled to press downward, the sliding insertion rod 5022 is pushed down by the pressing frame 503, the trapezoidal structure of the limiting block 5024 on one side of the sliding insertion rod 5022 is in contact with the inclined surface of the clamping block 5028, the limiting block 5024 is pressed, the clamping block 5028 is extruded and slides inward to the inner side of the box 5025, the spring C 5026 is contracted, a group of limiting blocks 5024 at the bottom slide below the clamping block 5028, the two groups of right-angle surfaces are in contact, forming a support, the optical cable main body 1 is hung on the original line through the top pressing frame 503, when laying, the pressing frame 503 forms a support, and the optical cable main body 1 can be directly pushed to slide, the erection is simple and convenient, after a certain distance is erected, the control pull rope 505 is pulled down on the ground through a long rod or a hook, the control pull rope 505 and the sliding insertion rod 5022 at the top slide down, and then drive the pressing frame 503 to press down to form auxiliary fixing, the clamping block 5028 plays a one-way limiting effect, and the fastening connection of the optical cable main body 1 and other cables is completed; during the laying process, the inside of the outer protective layer 203 also needs to be injected with gas through the gas conveying pipe 406, when the gas is injected from the gas conveying pipe 406, the gas flows and pushes the sliding support rod 402, the baffle 403 and the closed plug plate 405 to slide, the spring B 404 is contracted, the gas enters the outer protective layer 203 in a one-way manner through the gap between the closed plug plate 405 and the gas conveying pipe 406, the gas is filled, the sliding ring 301 and the rubber ring 302 are pushed to slide to one side, since the sliding ring 301 is fixedly connected with the connecting rod 3032 on one side, the connecting rod 3032 slides, and then pulls the inner sliding plate 3033 to slide, the spring A 3034 is contracted, and the inner sliding plate 3033 does not contact the pressing trigger button 3036 at this time, when the laying is completed, if the outer protective layer 203 is damaged or broken due to external factors, the gas inside the outer protective layer 203 will automatically leak, the sliding ring 301 slides under the control of the spring A 3034 on the surface of the connecting rod 3032 on one side, the inner sliding plate 3033 moves and presses the pressing trigger button 3036, the alarm transmitter 304 is triggered, and the staff is reminded to check and repair.

[0029] In this paper, the following points need attention: 1. The drawings of the embodiments of the application only relate to the structures involved in the embodiments of the application, and other structures can refer to the usual design.

[0030] 2. In the case of no conflict, the embodiments and features in the embodiments can be combined with each other to obtain new embodiments. The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical scope disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A 9-fiber high strength device fiber optic ribbon cable comprising: Optical cable body (1), external protection assembly (2), damage early warning mechanism (3), air inlet mechanism (4) and auxiliary installation mechanism (5); The optical cable body (1) is circular in overall structure; characterized in that the external protection assembly (2) is fixedly installed on the surface of the optical cable body (1); the damage early warning mechanism (3) is installed inside the damage early warning mechanism (3) and connected with the optical cable body (1); the air inlet mechanism (4) is installed inside the external protection assembly (2) and connected with the optical cable body (1); the auxiliary installation mechanism (5) passes through the external protection assembly (2) and is connected with the optical cable body (1); the damage early warning mechanism (3) comprises a sliding ring (301), a rubber ring (302), an elastic trigger alarm assembly (303) and an alarm transmitter (304); the sliding ring (301) is circular in overall structure, and is slidably installed on the surface of the optical cable body (1); the rubber ring (302) is fixedly installed on the surface of the sliding ring (301); one side of the elastic trigger alarm assembly (303) is connected with the sliding ring (301), and the elastic trigger alarm assembly (303) is fixedly connected with the optical cable body (1); the alarm transmitter (304) is connected with the elastic trigger alarm assembly (303).

2. A 9-fiber high strength device fiber optic ribbon cable according to claim 1, wherein: The external protection assembly (2) comprises a connecting strip (201), a blocking connecting ring (202) and an external protection layer (203); one side of the connecting strip (201) is fixedly connected with the surface of the optical cable body (1); the blocking connecting ring (202) is circular in overall structure, and is fixedly installed on the surface of the optical cable body (1); the internal side of the external protection layer (203) is fixedly connected with the connecting strip (201) and the blocking connecting ring (202), and the alarm transmitter (304) passes through the external protection layer (203) and is fixedly connected with the optical cable body (1).

3. The 9-fiber high strength device fiber optic ribbon cable of claim 1, wherein: the first and second 4-fiber subunits are arranged in a side-by-side configuration; and the third and fourth 4-fiber subunits are arranged in a side-by-side configuration. The elastic trigger alarm assembly (303) comprises a support rod (3031), a connecting rod (3032) and an inner sliding plate (3033); the support rod (3031) is hollow in the interior and is cuboid in structure, and is fixedly installed on the surface of the optical cable body (1); one side of the connecting rod (3032) is slidably inserted into the interior of the support rod (3031), and the other end of the connecting rod (3032) is fixedly connected with the sliding ring (301); the inner sliding plate (3033) is slidably installed in the interior of the support rod (3031), and one side of the inner sliding plate (3033) is fixedly connected with the connecting rod (3032).

4. The 9-fiber high strength device fiber optic ribbon cable of claim 3, wherein: The elastic trigger alarm assembly (303) further comprises a spring A (3034), a support column (3035) and a press trigger button (3036); the spring A (3034) is installed on the surface of the connecting rod (3032), and the left and right sides of the spring A (3034) are connected with the inner wall of the support rod (3031) and the inner sliding plate (3033); one side of the support column (3035) is fixedly connected with the inner wall of the support rod (3031); the press trigger button (3036) is installed on one side of the support column (3035), and is electrically connected with the alarm transmitter (304).

5. The 9-core high-strength optical fiber ribbon cable according to claim 2, characterized in that: The air inlet mechanism (4) comprises a fixed support disc (401), a sliding support rod (402), a baffle (403), a spring B (404), a closing plug plate (405) and a gas conveying pipe (406); the fixed support disc (401) is a circular structure with a circular hole in the middle part, and is fixedly connected with the optical cable body (1); the sliding support rod (402) slides through the circular hole in the middle part of the fixed support disc (401); the baffle (403) is fixedly installed on one side of the sliding support rod (402); the spring B (404) is installed on the surface of the sliding support rod (402), and one side of the spring B (404) is connected with the fixed support disc (401); the closing plug plate (405) is a funnel-shaped structure as a whole, is fixedly installed on one side of the sliding support rod (402), and is connected with the spring B (404); and the gas conveying pipe (406) passes through the outer protective layer (203) and is fixedly connected with the optical cable body (1).

6. The 9-fiber high strength device fiber optic ribbon cable of claim 2, wherein: the first and second 4-fiber subunits are arranged in a side-by-side configuration; and the third and fourth 4-fiber subunits are arranged in a side-by-side configuration. The auxiliary mounting mechanism (5) comprises a fixed plate (501), a locking assembly (502), a pressing frame (503), a plug rod (504) and a control pull rope (505); the fixed plate (501) is an L-shaped structure as a whole, and two groups of fixed plates (501) are provided; one side of the fixed plate (501) passes through the outer protective layer (203) and is fixedly connected with the optical cable body (1); the locking assembly (502) is installed in the fixed plate (501); one end of the bottom of the pressing frame (503) is inserted into the fixed plate (501) and is connected with the locking assembly (502); one side of the plug rod (504) is fixedly connected with the pressing frame (503); and the control pull rope (505) slides through the fixed plate (501) and is connected with the locking assembly (502).

7. A 9-fiber high strength device fiber optic ribbon cable according to claim 6, wherein: The locking assembly (502) further comprises a plug groove (5021), a sliding plug rod (5022), an insertion groove (5023) and a limiting stopper (5024); the plug groove (5021) is formed in the top of the fixed plate (501); the sliding plug rod (5022) is a cuboid structure as a whole, the bottom of the sliding plug rod (5022) is slidably inserted into the plug groove (5021), and the bottom of the sliding plug rod (5022) is fixedly connected with the control pull rope (505); the insertion groove (5023) is formed in one side of the top of the sliding plug rod (5022), and one side of the plug rod (504) is slidably inserted into the insertion groove (5023); and the limiting stopper (5024) is a trapezoidal structure as a whole, and one side of the limiting stopper (5024) is fixedly connected with the sliding plug rod (5022).

8. The 9-fiber high strength device fiber optic ribbon cable of claim 7, wherein: The locking assembly (502) further comprises an inner box (5025), a spring C (5026), a moving support plate (5027) and a clamping block (5028); the inner box (5025) is a hollow cuboid structure, one side of the inner box (5025) is fixedly connected with the slot (5021); the spring C (5026) is installed in the inner box (5025); the moving support plate (5027) is slidingly installed in the inner box (5025), and one side of the moving support plate (5027) is connected with the spring C (5026); the clamping block (5028) is a trapezoidal structure as a whole, one side of the clamping block (5028) is slidingly inserted into the inner box (5025) and fixedly connected with the moving support plate (5027).

Images