CN113721338B

CN113721338B - Optical cable tractor capable of preventing compression and tension loss

Info

Publication number: CN113721338B
Application number: CN202110914954.3A
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Shanghai Yuanwei Construction Engineering Co ltd
Current assignee: Shanghai Yuanwei Construction Engineering Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2023-05-12
Anticipated expiration: 2040-11-10
Also published as: CN112255749B; CN112255749A; CN113721338A

Abstract

The invention discloses an optical cable tractor capable of preventing pressure and tensile loss, which is internally provided with an oil tank, an empty filter, a gearbox and an engine.

Description

Optical cable tractor capable of preventing compression and tension loss

Technical Field

The invention relates to the technical field of equipment for optical fiber cables, in particular to an optical cable tractor capable of preventing compression and tension loss.

Background

When the optical cable is laid, the optical cable is required to be arranged between two connected optical cable wells in a penetrating way, and the required traction force is large due to the overlong distance and cannot be manually completed, so that the optical cable tractor appears. Because of the difference in the sizes of the optical cables, the optical cable tractors need to adjust the optical cables with different sizes, but the process can not ensure enough traction force while realizing the clamping force, and the traction efficiency is reduced.

The invention provides an optical cable tractor capable of preventing compression and tension loss, which solves the problem of providing enough traction force while ensuring compression force, does not damage the optical cable and improves the universal adaptability of the optical cable tractor. Simultaneously, an automatic emergency braking mechanism is provided, so that a real-time monitoring effect is achieved, and corresponding adjustment can be made in time if faults are found.

Disclosure of Invention

The invention aims to provide an optical cable tractor capable of preventing compression and tension loss so as to solve the problems in the background art.

In order to solve the technical problems, the invention provides the following technical scheme: an optical cable tractor capable of preventing pressure and tensile loss is internally provided with an oil tank, an air filter, a gearbox and an engine. The optical cable traction machine comprises a frame, a conveying traction mechanism, a pressing transmission mechanism, an emergency braking mechanism, a supporting frame, a wire guide wheel, a handle, universal wheels and wheels. The conveying traction mechanism is arranged at the lower end of the frame in the horizontal direction, and the aim of the arrangement is that: firstly, enough traction force is ensured to be provided, the traction efficiency is improved, and smooth traction work is ensured to be carried out; secondly, the purpose of preventing pressure and tensile loss of the drawn optical cable can be achieved. The compaction transmission mechanism is arranged above the transmission traction mechanism in parallel, so that the optical cable traction machine is suitable for traction work of optical cables with different sizes, and achieves traction transmission effect while ensuring compaction force. The transmission traction mechanism and the compression transmission mechanism are respectively connected with the gearbox in a transmission way. The emergency braking mechanism is arranged at the upper end of the frame, the lower end of the emergency braking mechanism is connected with the compaction transmission mechanism, and the emergency braking mechanism has the function of timely finding out faults of the optical cable traction machine and combining with the compaction transmission mechanism to make corresponding adjustment. One side of the air filter is provided with an exhaust pipe, one end of the emergency braking mechanism is connected with the exhaust pipe, and the purpose of utilizing gas discharged in the working process of the optical cable tractor is achieved, so that the real-time monitoring effect on the working condition of the optical cable tractor is achieved, and resources are fully utilized. The supporting frames are respectively and movably connected with the two sides of the frame, and the function is to ensure the overall stability of the optical cable tractor in the working process. The wire wheel is connected in the frame, and the wire wheel is located the one side that conveys traction mechanism kept away from the support frame, and the purpose that sets up realizes the roughness effect of optical cable to the emergence of the circumstances of optical cable pulling loss in the traction process is prevented. The handle is obliquely arranged on one side of the frame far away from the supporting frame and provides supporting function for the movable optical cable tractor. The universal wheels and the wheels are respectively connected to the bottom end of the frame, the universal wheels are arranged on the same side as the supporting frame, and the wheels are arranged on the same side as the handle, so that the optical cable tractor can move conveniently, the traction work can be smoothly carried out in cooperation, and the traction efficiency is guaranteed.

Further, the conveying traction mechanism comprises a driving wheel, a driven wheel, an annular conveying ring and an expanding wheel. The driven wheel is symmetrically connected to the lower end of the frame, and the driving wheel is symmetrically arranged on two sides of the driven wheel. The driving wheel and the driven wheel are main power sources of the transmission traction mechanism, so that the smooth operation of the transmission traction mechanism is ensured. The inner circular side wall of the annular conveying ring is movably connected with the driven wheel, the outer circular side wall of the annular conveying ring is connected with the driving wheel in a matched mode, the purpose of the arrangement is to achieve the effect of conveying traction, and the effect of preventing compression and tension loss is achieved while sufficient traction force is provided. The expansion wheels are symmetrically arranged at two ends of the inside of the annular conveying ring, so that the expansion state of the annular conveying ring can be ensured, and the traction efficiency is improved. The axes of the driven wheel, the expansion wheel and the annular conveying ring are arranged in a superposition way.

Further, the compaction transmission mechanism comprises a driving rotating wheel, a transmission crawler belt, a supporting rod, a moving block, a screw rod, a fixed block, a driving motor and a chain. The transmission crawler belt is arranged in the horizontal direction, the driving rotating wheels are respectively positioned at two ends of the transmission crawler belt, the driving rotating wheels are connected with the transmission of the gearbox, and the inner circular side wall of the transmission crawler belt is contacted with the driving rotating wheels. The gearbox is used for driving the driving rotating wheel to do rotary motion, and the driving rotating wheel and the driving crawler belt are matched to realize the transmission function, so that the smooth running of traction work is ensured. The support rod is arranged in the horizontal direction, one end of the support rod is rotationally connected with the driving rotating wheel, and the other end of the support rod is fixedly connected with the moving block. The movable block drives the supporting rod to move, and the supporting rod drives the driving rotating wheel to move. The moving block is movably connected with the screw rod through threads, and relative movement can be generated between the moving block and the screw rod. The lead screw sets up with vertical direction symmetry, and the both ends of lead screw rotate respectively and are connected with the fixed block, and one side of fixed block is fixed in the frame, and the aim at that the fixed block set up: firstly, the smooth running of the rotary motion of the screw rod is ensured; secondly, the movable range of the screw rod is limited, so that the movement track of the movable block and the driving rotating wheel is limited. The driving motor is arranged on one side of the moving block far away from the handle, the movable end of the driving motor is provided with a rotating wheel, and the rotating wheel and the screw rod are connected through chain transmission. The driving motor is started to drive the rotating wheel to do rotary motion, the screw rod is driven by the chain to move, relative motion is generated between the screw rod and the moving block, the moving block generates displacement, the driving rotating wheel is driven by the moving block to generate up-and-down reciprocating linear motion through the supporting rod, the distance between the compressing transmission mechanism and the conveying traction mechanism is adjusted, the compressing effect on optical cables with different sizes is achieved, and the universal adaptability of the optical cable traction machine is improved.

Further, the emergency braking mechanism comprises an air chamber, an air inlet, an air outlet, an air duct, a floating plate and a connecting rod. The air chamber is located at the top end of the frame and is arranged to provide a basic air environment for the emergency brake mechanism. The air inlet and the air outlet are respectively arranged at two ends of the air chamber, and the air outlet is provided with an adjusting valve. The air pressure in the air chamber can be regulated and controlled by controlling the regulating valve to regulate the air outlet speed, so that the air inlet speed and the air outlet speed form a difference value. One end of the ventilation pipeline is connected with the air inlet, and the other end of the ventilation pipeline is connected with the exhaust pipe to play a role of a bridge for gas transportation. The floating plate is arranged in the air cavity in the horizontal direction, one end of the connecting rod penetrates through the air cavity to be connected with the floating plate, and the other end of the connecting rod is rotationally connected with the driving rotating wheel. The floating plate generates displacement change due to the change of the air reserve quantity in the air chamber, the connecting rod is driven to move, and the connecting rod drives the driving rotating wheel to move, so that the emergency braking effect is realized, and the effect of preventing pressure and tensile loss is achieved.

Further, the emergency braking mechanism further comprises a hand wheel and an axle. The wheel axle is arranged in the vertical direction, one end of the wheel axle is fixedly connected with the hand wheel, and the other end of the wheel axle is connected with the rotating wheel. The purpose that sets up under the emergency, can realize emergency braking effect through manual operation hand wheel simultaneously, reach dual insurance, guarantee that the optical cable can not take place by the phenomenon of breaking, pressure loss in the traction process.

Further, the inside packing of annular conveying circle has liquid oil, provides annular conveying circle certain elasticity characteristic, when compressing tightly drive mechanism work, and the optical cable forms the arc at annular conveying circle surface and caves in because of the pressurized effect, aim at: firstly, the contact area between the optical cable and the annular transmission ring is enlarged, so that enough traction force can be provided while enough compression force is ensured, and the traction efficiency is improved; and secondly, the optical cable is wrapped and protected, so that the effect of preventing compression and tensile loss is achieved. In addition, in the normal working process of the optical cable tractor, liquid oil moves along with the annular conveying ring, when the optical cable tractor fails, the annular conveying ring loses a power source to stop moving, the liquid oil continuously moves due to self inertia, the stress direction of the optical cable given by the annular conveying ring is changed through friction force generated between the liquid oil and the annular conveying ring, and a plurality of stress points of the optical cable are dispersed and added, so that the effect of preventing compression and tension loss is achieved before the emergency braking mechanism acts.

Further, be equipped with a plurality of recesses on the lateral wall of annular conveying circle, the aim at of setting: firstly, increasing the friction force between the optical cable and the annular transmission ring, and providing enough pulling force for pulling the optical cable; and secondly, a certain elastic characteristic of the annular conveying ring is provided, so that the effect of preventing compression and tension loss is realized.

Further, a plurality of protrusions are circumferentially distributed on the outer circumferential wall of the driving wheel, and the shapes and the sizes of the protrusions correspond to those of the grooves. The protrusion and the groove are meshed to realize the relative movement between the annular transmission ring and the driving wheel.

Further, a key groove is formed in the inner side wall of the rotating wheel, and a key block is correspondingly arranged at the joint of the movable end of the wheel shaft and the driving motor and the rotating wheel and is connected with the key groove in a matched mode. Realize the transmission through the cooperation effect between key piece and the keyway, also reached detachable effect simultaneously to harm driving motor when preventing operating the hand wheel.

Furthermore, the side surface of the supporting frame is T-shaped, so that the supporting effect on the optical cable tractor is conveniently realized. The both sides of frame are equipped with the carousel respectively, and the one end that the support frame cross-sectional area is little is fixed with the carousel respectively and is kept away from one side of frame and meet, and the carousel has arranged a plurality of through-holes with the circumference, and one side that the support frame was kept away from to the carousel is equipped with the buckle, and the one end and the frame hinged joint of buckle, the other end and the through-hole of buckle correspond the lock. Through control carousel motion, realize the upset of support frame, fix by the buckle again to this stability of guaranteeing the support frame and the whole stability of optical cable tractor ensure going on smoothly of traction work.

Compared with the prior art, the invention has the following beneficial effects: the invention relates to an optical cable tractor capable of preventing compression and tension loss

1. The purpose of the conveying traction mechanism is that: firstly, enough traction force is ensured to be improved, the traction efficiency is improved, and smooth traction work is ensured to be carried out; secondly, in the normal working process of the optical cable traction machine, the optical cable forms a wrapping protection effect through the arrangement of the annular conveying ring, so that the aims of preventing compression and tensile loss are fulfilled; thirdly, when the optical cable tractor breaks down, the self inertia of liquid oil in the annular conveying ring is utilized to change the stress direction of the annular conveying ring to the optical cable, and stress points of the optical cable are dispersed, so that the effect of preventing pressure and tensile loss is achieved before the emergency braking mechanism acts.

2. The compaction transmission mechanism comprises a driving rotating wheel, a transmission crawler, a supporting rod, a moving block, a screw rod, a fixed block, a driving motor and a chain, and the distance between the compaction transmission mechanism and the transmission traction mechanism is adjusted through cooperation, so that the compaction effect on optical cables with different sizes is realized, the universal adaptability of the optical cable traction machine is improved, the sufficient traction force can be provided, and the traction efficiency is improved.

3. The emergency braking mechanism is used for correspondingly adjusting by utilizing gas discharged in the working process of the optical cable traction machine and combining with the compression transmission mechanism, so that the real-time monitoring effect on the working condition of the optical cable traction machine is realized, and the resources are fully utilized. In addition, the arrangement of the hand wheel can be used in emergency, and the emergency braking effect is realized manually, so that double insurance is achieved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic front view of the overall structure of the cable retractor of the present invention for protecting against compressive and tensile damage;

FIG. 2 is a schematic rear view of the overall structure of the cable retractor of the present invention for protecting against compressive and tensile damage;

FIG. 3 is a schematic illustration of the connection of the components of the cable retractor of the present invention to prevent compression and tension damage;

FIG. 4 is a schematic diagram of the transmission pulling mechanism of the cable pulling machine of the present invention for preventing compressive and tensile damage;

FIG. 5 is an enlarged schematic view of a partial structure of the entire mechanism of the cable retractor of the present invention for preventing compression and tension damage;

FIG. 6 is a schematic view of a partial structure of an emergency brake mechanism of the cable retractor of the present invention for preventing compressive and tensile damage;

FIG. 7 is a schematic view of the structure of a support frame of the cable tractor of the present invention for preventing compression and tension loss;

in the figure: 1. an oil tank; 2. air filtering, 21, exhaust pipe; 3. a gearbox; 4. an engine; 5. the rack, 51, the turntable, 511, the through holes, 52 and the buckle; 6. the conveying traction mechanism 61, the driving wheel 611, the bulge 62, the driven wheel 63, the annular conveying ring 631, the groove 64 and the expanding wheel; 7. the device comprises a compression braking mechanism 71, a driving rotating wheel 72, a transmission crawler belt 73, a supporting rod 74, a moving block 75, a screw rod 76, a fixed block 77, a driving motor 78, rotating wheels 781, a key slot 79 and a chain; 8. the emergency braking mechanism 81, the air chamber 82, the air inlet 83, the air outlet 831, the valve 84, the air duct 85, the floating plate 86, the connecting rod 87, the hand wheel 88, the wheel shaft 881 and the key block; 9. a support frame; 10. a wire guide wheel; 11. a handle; 12. a universal wheel; 13. and (3) a wheel.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-7, the present invention provides the following technical solutions: an optical cable tractor capable of preventing pressure and tensile loss is internally provided with an oil tank 1, an air filter 2, a gearbox 3 and an engine 4. The optical cable tractor comprises a frame 5, a conveying traction mechanism 6, a compressing transmission mechanism 7, an emergency braking mechanism 8, a supporting frame 9, a wire guide wheel 10, a handle 11, universal wheels 12 and wheels 13, wherein the conveying traction mechanism 6 is arranged at the lower end of the frame 5 in the horizontal direction, the compressing transmission mechanism 7 is arranged above the conveying traction mechanism 6 in parallel, the conveying traction mechanism 6 and the compressing transmission mechanism 7 are respectively connected with a gearbox 3 in a transmission mode, the emergency braking mechanism 8 is arranged at the upper end of the frame 5, the lower end of the emergency braking mechanism 8 is connected with the compressing transmission mechanism 7, an exhaust pipe 21 is arranged on one side of the air filter 2, one end of the emergency braking mechanism 8 is connected with the exhaust pipe 21, the supporting frame 9 is respectively movably connected with two sides of the frame 5, the wire guide wheel 10 is connected to the frame 5, the wire guide wheel 10 is arranged on one side of the conveying traction mechanism 6, the handle 11 is obliquely arranged on one side of the frame 5, which is far away from the supporting frame 9, the universal wheels 12 and the wheels 13 are respectively connected to the bottom end of the frame 5, the universal wheels 12 are arranged on the same side as the supporting frame 9, and the wheels 13 are arranged on the same side as the handle 11.

The operation handle 11 moves the optical cable tractor to a designated position under the action of the universal wheels 12 and the wheels 13, the support frame 9 is put down and supported on the ground, and the stability of the optical cable tractor is ensured; the power supply is connected, the gearbox 3 and the engine 4 start to work, and the oil tank 1 supplies oil to the engine 4; the gearbox 3 is in transmission connection with the engine 4, and then transmits the traction mechanism 6; one end of the optical cable is placed into the optical cable tractor through the wire guide wheel 10, the compaction transmission mechanism 7 is started, and the optical cable traction work is started; the air generated by the engine 4 in the traction process is led into the air filter 2 to realize the purification and filtration effects, and the purified air is led into the emergency braking mechanism 8 through the exhaust pipe 21; when the power supply is cut off suddenly or the optical cable tractor fails, the emergency braking mechanism 8 starts to work, the pressing transmission mechanism 7 is lifted upwards, and the optical cable is taken out, so that the effect of preventing the pressing and the tensile loss is achieved.

The conveying traction mechanism 6 comprises a driving wheel 61, a driven wheel 62, an annular conveying ring 63 and a swelling wheel 64, the driven wheel 62 is symmetrically connected to the lower end of the frame 5, the driving wheel 61 is symmetrically arranged on two sides of the driven wheel 62, the inner circular side wall of the annular conveying ring 63 is movably connected with the driven wheel 62, the outer circular side wall of the annular conveying ring 63 is matched and connected with the driving wheel 61, the swelling wheel 64 is symmetrically arranged on two ends inside the annular conveying ring 63, and the axial positions of the driven wheel 62, the swelling wheel 64 and the annular conveying ring 63 are overlapped.

The power supply is connected, the transmission traction mechanism 6 is started, the transmission wheel 61 and the driven wheel 62 are respectively driven by the gearbox 3 to drive the annular transmission ring 63 to rotate, the expansion wheel 64 plays a role in expanding in the process, and the optical cable is arranged above the annular transmission ring 63 and can be driven by the annular transmission ring 63 to perform horizontal linear motion, so that the traction effect is realized.

The compaction transmission mechanism 7 comprises a driving rotating wheel 71, a driving track 72, a supporting rod 73, a moving block 74, a screw rod 75, a fixed block 76, a driving motor 77, rotating wheels 78 and a chain 79, wherein the driving track 72 is arranged in the horizontal direction, the driving rotating wheel 71 is respectively positioned at two ends of the driving track 72, the driving rotating wheel 71 is connected with a transmission box 3 in a transmission manner, the inner circular side wall of the driving track 72 is contacted with the driving rotating wheel 71, the supporting rod 73 is arranged in the horizontal direction, one end of the supporting rod 73 is rotatably connected with the driving rotating wheel 71, the other end of the supporting rod 73 is fixedly connected with the moving block 74, the moving block 74 is movably connected with the screw rod 75 in a threaded manner, the screw rod 75 is symmetrically arranged in the vertical direction, two ends of the screw rod 75 are respectively rotatably connected with the fixed block 76, one side of the fixed block 76 is fixed on the frame 5, the driving motor 77 is arranged at one side of the moving block 74 far away from the handle 11, the movable end of the driving motor 77 is provided with the rotating wheel 78, and the rotating wheel 78 and the screw rod 75 is in transmission connection with the screw rod 75 through the chain 79.

The power supply is connected, the compaction transmission mechanism 7 is started, the driving motor 77 drives the rotating wheel 78 to rotate, the rotating wheel 78 drives the screw rod 75 through the chain 79, the moving block 74 and the screw rod 75 perform relative motion, the screw rod 75 performs up-and-down reciprocating linear motion, the moving block 74 drives the driving rotating wheel 71 to generate displacement in the vertical direction through the supporting rod 73, so that the device is suitable for optical cables with different sizes, and the compaction effect on the optical cables is realized; the gearbox 3 drives the driving rotating wheel 71 to rotate, the driving rotating wheel 71 and the driving crawler belt 72 move in a matched mode, friction force is generated between the driving crawler belt 72 and the optical cable, and accordingly a transmission effect is achieved, and the traction transmission mechanism 6 is matched to complete traction work.

The emergency braking mechanism 8 comprises an air chamber 81, an air inlet 82, an air outlet 83, an air duct 84, a floating plate 85 and a connecting rod 86, wherein the air chamber 81 is positioned at the top end of the frame 5, the air inlet 82 and the air outlet 83 are respectively arranged at two ends of the air chamber 81, an adjusting valve 831 is arranged on the air outlet 83, one end of the air duct 84 is connected with the air inlet 82, the other end of the air duct 84 is connected with the exhaust pipe 21, the floating plate 85 is arranged inside the air chamber 81 in the horizontal direction, one end of the connecting rod 86 is connected with the floating plate 85 through the air chamber 81, and the other end of the connecting rod 86 is rotationally connected with the driving rotary wheel 71.

The gas enters the ventilation pipeline 84 from the exhaust pipe 21, enters the gas chamber 81 from the gas inlet 82 through the ventilation pipeline 84, and is discharged to the outside from the gas outlet 83; by controlling the regulating valve 831, the gas outlet speed is lower than the gas inlet speed, the gas content in the gas cavity 81 is increased, the pressure is increased, the floating plate 85 is lowered, the floating plate 85 drives the connecting rod 86 to displace, and the connecting rod 86 drives the driving rotating wheel 71 to do linear motion until the gas pressure in the gas cavity 81 is kept constant and no motion occurs any more; when the optical cable tractor fails, the air chamber 81 loses the air supply source, the air outlet 83 is continuously exhausted outwards, so that the air content in the air chamber 81 is reduced, the pressure is reduced, the floating plate 85 is lifted up, the connecting rod 86 is driven to displace, the connecting rod 86 drives the driving rotating wheel 71 to lift up straight line, an emergency braking effect is realized, and the effect of preventing pressure and tensile loss is achieved.

The emergency brake mechanism 8 further comprises a hand wheel 87 and an axle 88, wherein the axle 88 is arranged in the vertical direction, one end of the axle 88 is fixedly connected with the hand wheel 87, and the other end of the axle 88 is connected with the rotating wheel 78.

In emergency, the hand wheel 87 can be operated manually to realize emergency braking action, so as to achieve double insurance and ensure that the optical cable cannot be broken and damaged in the traction process.

The inside of the annular transmission ring 63 is filled with liquid oil, certain elastic characteristics are provided for the annular transmission ring 63, when the compression transmission mechanism 7 works, the optical cable forms an arc-shaped recess on the surface of the annular transmission ring 63 due to the compression effect, and the purpose is that: firstly, the contact area between the optical cable and the annular conveying ring 63 is enlarged, so that enough traction force can be provided while enough compression force is ensured, and the traction efficiency is improved; and secondly, the contact surface of the optical cable and the annular conveying ring 63 is wrapped and protected, so that the effect of preventing compression and tension loss is achieved. In addition, in the normal working process of the optical cable tractor, the liquid oil moves along with the annular conveying ring 63, when the optical cable tractor fails, the annular conveying ring 63 loses power source and stops moving, the liquid oil continuously moves due to self inertia, the stress direction of the annular conveying ring 63 to the optical cable is changed through the friction force generated between the liquid oil and the annular conveying ring 63, and a plurality of stress points of the optical cable are dispersed and added, so that the effect of preventing compression and tension loss is achieved before the emergency braking mechanism 8 acts.

The outer side wall of the annular conveying ring 63 is provided with a plurality of grooves 631, and the purpose of the arrangement is that: firstly, the friction force between the optical cable and the annular transmission ring 63 is increased, and enough pulling force is provided for pulling the optical cable; and secondly, a certain elastic characteristic of the annular conveying ring 63 is provided, so that the function of preventing compression and tension loss is realized.

The outer circumferential wall of the driving wheel 61 is provided with a plurality of bulges 611 in a circumferential manner, and the shape and the size of the bulges 611 correspond to those of the grooves 631. The projection 611 engages with the recess 631 to effect relative movement between the endless conveyor ring 63 and the drive wheel 61.

A key groove 781 is arranged on the inner side wall of the rotating wheel 78, a key block 881 is correspondingly arranged at the joint of the movable end of the wheel shaft 88 and the driving motor 77 and the rotating wheel 78, and the key block 881 is connected with the key groove 781 in a matching way. The transmission is realized through the cooperation between the key block 881 and the key groove 781, and meanwhile, the detachable effect is also achieved, so that the driving motor 77 is prevented from being damaged when the hand wheel 87 is operated.

The side of support frame 9 is T style of calligraphy, and the both sides of frame 5 are equipped with carousel 51 respectively, and the little one end of support frame 9 cross-sectional area is fixed with the one side that carousel 51 kept away from frame 5 respectively and is met, and carousel 51 is arranged a plurality of through-holes 511 with the circumference, and the one side that carousel 51 kept away from support frame 9 is equipped with buckle 52, and the one end and the frame 5 hinged joint of buckle 52, the other end and the corresponding lock of through-hole 511 of buckle 52. The overturning of the supporting frame 9 is realized by controlling the movement of the turntable 51, and then the supporting frame 9 is fixed by the buckle 52, so that the stability of the supporting frame 9 and the integral stability of the optical cable traction machine are ensured, and the smooth running of the traction work is ensured.

The working principle of the invention is as follows: 1. operating the handle 11 to move the optical cable tractor to a specified position under the action of the universal wheels 12 and the wheels 13;

2. the overturning of the supporting frame 9 is realized by controlling the movement of the turntable 51, and then the supporting frame 9 is fixed by the buckle 52, so that the stability of the supporting frame 9 and the integral stability of the optical cable tractor are ensured;

3. the power supply is communicated, the gearbox 3 and the engine 4 start to work, the oil tank 1 supplies oil to the engine 4, and the gearbox 3 is in transmission connection with the engine 4;

4. starting a transmission traction mechanism 6, wherein a transmission wheel 61 and a driven wheel 62 are respectively transmitted by a gearbox 3 to drive an annular transmission ring 63 to rotate, liquid oil in the annular transmission ring 63 moves along with the annular transmission ring, and a swelling wheel 64 plays a role in swelling in the process;

5. one end of the optical cable is led into the optical cable tractor through the wire guide wheel 10 and is arranged above the annular conveying ring 63;

6. the driving motor 77 is started, the driving motor 77 drives the rotating wheel 78 to rotate, the rotating wheel 78 drives the screw rod 75 through the chain 79, the moving block 74 and the screw rod 75 do relative motion and do up-and-down reciprocating linear motion on the screw rod 75, the moving block 74 drives the driving rotating wheel 71 to generate displacement in the vertical direction through the supporting rod 73, so that the driving rotating wheel is suitable for optical cables with different sizes, and the compaction effect on the optical cable is realized;

meanwhile, the optical cable forms arc-shaped depressions on the surface of the annular conveying ring 63 due to the compression effect, so that the contact surface between the optical cable and the annular conveying ring 63 is increased, and the wrapping protection effect is formed;

7. the air generated by the engine 4 in the traction process is led into the air filter 2 to realize the purification and filtration effects, and the purified air is led into the emergency braking mechanism 8 through the exhaust pipe 21;

8. the gas enters the ventilation pipeline 84 from the exhaust pipe 21, enters the gas chamber 81 from the gas inlet 82 through the ventilation pipeline 84, and is discharged to the outside from the gas outlet 83;

by controlling the regulating valve 831, the gas outlet speed is lower than the gas inlet speed, the gas content in the gas cavity 81 is increased, the pressure is increased, the floating plate 85 is lowered, the floating plate 85 drives the connecting rod 86 to displace, and the connecting rod 86 drives the driving rotating wheel 71 to do linear motion until the gas pressure in the gas cavity 81 is kept constant and no motion occurs any more;

9. when the power supply is suddenly cut off or the optical cable tractor fails and the like, the air cavity 81 loses the air supply source, the air outlet 83 is continuously exhausted outwards, so that the air content in the air cavity 81 is reduced, the pressure is reduced, the floating plate 85 is lifted up, the connecting rod 86 is driven to displace, the connecting rod 86 drives the driving rotating wheel 71 to lift up straight line, the emergency braking effect is realized, and the effect of preventing pressure and tension loss is achieved;

in emergency, the movable end of the driving motor 77 can be separated from the rotating wheel 78, the wheel shaft 88 is connected with the rotating wheel 78 through the cooperation between the key block 881 and the key slot 781, the hand wheel 87 is operated manually, the screw rod 75 is also driven by the chain 79, the moving block 74 and the screw rod 75 generate relative movement, the driving rotating wheel 71 is driven by the supporting rod 73 to generate displacement in the vertical direction, the emergency braking effect is realized, and double insurance is achieved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an optical cable tractor that anti-compression tensile was damaged, inside oil tank (1), empty straining (2), gearbox (3) and engine (4) that are equipped with of optical cable tractor, its characterized in that: the optical cable tractor comprises a frame (5), a conveying traction mechanism (6), a compressing transmission mechanism (7), an emergency braking mechanism (8), a support frame (9), a wire guide wheel (10), a handle (11), a universal wheel (12) and wheels (13), wherein the conveying traction mechanism (6) is arranged at the lower end of the frame (5) in the horizontal direction, the compressing transmission mechanism (7) is arranged above the conveying traction mechanism (6) in parallel, the conveying traction mechanism (6) and the compressing transmission mechanism (7) are respectively in transmission connection with a gearbox (3), the emergency braking mechanism (8) is arranged at the upper end of the frame (5), the lower end of the emergency braking mechanism (8) is connected with the compressing transmission mechanism (7), one side of an empty filter (2) is provided with an exhaust pipe (21), one end of the emergency braking mechanism (8) is connected with the exhaust pipe (21), the support frame (9) is respectively and movably connected with two sides of the frame (5), the wire guide wheel (10) is connected to the frame (5), the wire guide wheel (10) is arranged at one side of the conveying traction mechanism (6) away from the support frame (9), the handle (11) is arranged at one side of the inclined side of the frame (9), and the universal wheel (12) is arranged at one side of the inclined side of the frame (12) The wheels (13) are respectively connected to the bottom end of the frame (5), the universal wheels (12) and the supporting frame (9) are arranged on the same side, and the wheels (13) and the handle (11) are arranged on the same side;

the compression transmission mechanism (7) comprises an active rotating wheel (71), a transmission track (72), a supporting rod (73), a moving block (74), a screw rod (75), a fixed block (76), a driving motor (77), a rotating wheel (78) and a chain (79), wherein the transmission track (72) is arranged in the horizontal direction, the active rotating wheel (71) is respectively positioned at two ends of the transmission track (72), the active rotating wheel (71) is connected with a gearbox (3) in a transmission manner, the inner circular side wall of the transmission track (72) is contacted with the active rotating wheel (71), the supporting rod (73) is arranged in the horizontal direction, one end of the supporting rod (73) is connected with the rotating wheel (71) in a rotating manner, the other end of the supporting rod (73) is fixedly connected with the moving block (74), the moving block (74) is movably connected with the screw rod (75) in a threaded manner, the screw rod (75) is symmetrically arranged in the vertical direction, two ends of the screw rod (75) are respectively and rotatably connected with the fixed block (76), one side of the fixed block (76) is fixed on a stand (5), the driving motor (77) is arranged on one side of the moving block (74) far away from the moving block (11), one side of the moving block (78) is provided with a movable end (78) The screw rods (75) are in transmission connection through a chain (79);

the emergency braking mechanism (8) comprises an air chamber (81), an air inlet (82), an air outlet (83), an air duct (84), a floating plate (85) and a connecting rod (86), wherein the air chamber (81) is positioned at the top end of the frame (5), the air inlet (82) and the air outlet (83) are respectively arranged at two ends of the air chamber (81), an adjusting valve (831) is arranged on the air outlet (83), one end of the air duct (84) is connected with the air inlet (82), the other end of the air duct (84) is connected with the exhaust pipe (21), the floating plate (85) is arranged in the air chamber (81) in the horizontal direction, one end of the connecting rod (86) is connected with the floating plate (85) through the air chamber (81), and the other end of the connecting rod (86) is rotationally connected with the driving rotary wheel (71);

the emergency braking mechanism (8) further comprises a hand wheel (87) and an axle (88), wherein the axle (88) is arranged in the vertical direction, one end of the axle (88) is fixedly connected with the hand wheel (87), and the other end of the axle (88) is connected with the rotating wheel (78);

the side of support frame (9) is T style of calligraphy, the both sides of frame (5) are equipped with carousel (51) respectively, the one end that support frame (9) cross-sectional area is little is fixed with one side that carousel (51) kept away from frame (5) respectively and is met, carousel (51) are arranged a plurality of through-holes (511) with the circumference, and one side that support frame (9) was kept away from to carousel (51) is equipped with buckle (52), the one end and frame (5) hinged joint of buckle (52), the other end and the corresponding lock of through-hole (511) of buckle (52).

2. The pressure and tension loss preventing optical cable tractor as defined by claim 1, wherein: the conveying traction mechanism (6) comprises a driving wheel (61), a driven wheel (62), an annular conveying ring (63) and a swelling wheel (64), the driven wheel (62) is symmetrically connected to the lower end of the frame (5), the driving wheel (61) is symmetrically arranged on two sides of the driven wheel (62), the inner circular side wall of the annular conveying ring (63) is movably connected with the driven wheel (62), the outer circular side wall of the annular conveying ring (63) is matched and connected with the driving wheel (61), the swelling wheel (64) is symmetrically arranged at two ends of the inner part of the annular conveying ring (63), and the axial positions of the driven wheel (62), the swelling wheel (64) and the annular conveying ring (63) are overlapped.

3. The pressure and tension loss preventing optical cable tractor as defined by claim 2, wherein: the annular transfer ring (63) is internally filled with liquid oil.

4. The pressure and tension loss preventing optical cable tractor as defined by claim 2, wherein: the outer side wall of the annular conveying ring (63) is provided with a plurality of grooves (631).

5. The pressure and tension loss preventing optical cable tractor as defined by claim 2, wherein: a plurality of protrusions (611) are circumferentially distributed on the outer circumferential wall of the driving wheel (61), and the shapes and the sizes of the protrusions (611) correspond to those of the grooves (631).

6. The pressure and tension loss preventing optical cable tractor as defined by claim 1, wherein: the inner side wall of the rotating wheel (78) is provided with a key groove (781), a key block (881) is correspondingly arranged at the joint of the movable end of the wheel shaft (88) and the driving motor (77) and the rotating wheel (78), and the key block (881) is connected with the key groove (781) in a matched mode.