CN211348806U - Negative pressure traction cable penetrating device - Google Patents

Abstract

The utility model belongs to the technical field of the optical cable lays, concretely relates to negative pressure pulls cable penetrating device, including air pump, silicon core pipe, atmoseal piston and optical cable dish, the one end of silicon core pipe and the inlet port sealing connection of air pump, the other end in the silicon core pipe is placed in the atmoseal piston activity, optical cable and atmoseal piston connection on the optical cable dish. The utility model discloses according to the silicon core pipe under equal specification condition, the negative pressure that can bear is greater than the characteristics that can bear the malleation, adopt the mode that the negative pressure was pull to carry out the optical cable and lay, can adopt the negative pressure that is greater than the biggest malleation to pull the atmoseal piston in the bearing range of silicon core pipe, increased the power that acts on the atmoseal piston, the not enough problem of power that the malleation propelling movement appears has been solved, simultaneously because the power that acts on the atmoseal piston has been increased, the optical cable that has just also satisfied more distant is laid.

Description

Negative pressure traction cable penetrating device

Technical Field

The utility model belongs to the technical field of the optical cable lays, concretely relates to negative pressure pulls cable penetrating device.

Background

At present, the optical cable is laid by adopting an air blowing mode, under the common condition, when the optical cable is laid on a road, the optical cable can be laid smoothly only under the conditions of relatively flat terrain, relatively flat silicon core pipe laying and no pressure loss, when the silicon core pipe is deformed and broken due to the problems of external extrusion and the like, the optical cable is often obstructed to be laid, therefore, trial blowing is generally carried out before the optical cable is laid to determine whether the silicon core pipe is blocked, the blocking position of the silicon core pipe needs to be determined after the blocking is found, the deformed silicon core pipe is cut off and sleeved again, in the prior art, a wire is generally bound on an air sealing piston after the blocking position is determined, the wire and the air sealing piston are pulled out after the blocking, the approximate blocking position is obtained according to the length of the wire, the measurement is not accurate enough, the working procedures are complex, and even if the trial blowing is carried out, the friction resistance between the optical cable and the silicon core pipe is too large when the optical cable is laid, the phenomenon that the power of the optical cable is insufficient when the optical cable advances appears, at the moment, if the air pressure is increased, the air pressure value possibly exceeds the bearing range of the silicon core tube, the condition of tube explosion appears, so that larger construction accidents and loss are caused, the optical cable can not advance without increasing the air pressure, and the advancing and retreating difficulty is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a negative pressure pulls cable penetrating device to above-mentioned problem.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the negative-pressure traction cable penetrating device comprises an air pump, a silicon core pipe, an air seal piston and an optical cable disc, wherein one end of the silicon core pipe is connected with an air inlet port of the air pump in a sealing mode, the air seal piston is movably arranged at the other end in the silicon core pipe, and an optical cable on the optical cable disc is connected with the air seal piston.

Further, a buffer tube is arranged between the silicon core tube and the air pump, and the buffer tube consists of a hollow tube and a blocking net arranged in the hollow tube and is used for blocking the air sealing piston from moving forward after being separated from the silicon core tube.

Still further, the air seal piston comprises a framework, the right side of the framework is cylindrical, the left side of the framework is in a round table shape, a camera is arranged in the middle of the left side face of the framework, a plurality of LED light supplement lamps are annularly arranged around the camera, a USB interface and an elastic connecting sheet are arranged on the right side of the framework, an encoder is arranged on the elastic connecting sheet, a connecting mechanism is arranged on the right side of the framework and used for connecting an optical cable, a control cavity is arranged inside the framework, a power supply, an MCU controller and a communication module are arranged in the control cavity, the power supply is electrically connected with the MCU controller, the LED light supplement lamps and the USB interface, the MCU controller is electrically connected with the encoder, the camera, the communication module, the LED light supplement lamps and the USB interface, displacement data of the encoder is processed by the MCU controller and then transmitted to the communication module and then transmitted to a public mobile communication base station by the communication module, the image information collected by the camera is processed by the MCU controller and then transmitted to the communication module, and then transmitted to the public mobile communication base station nearby by the communication module, and then transmitted to the mobile phone of the worker by the public mobile communication base station, so that the worker can observe the internal condition of the silicon core tube conveniently.

Furthermore, the connecting mechanism comprises a connecting sleeve and a pipe sleeve, the connecting sleeve is in threaded connection with the framework, the pipe sleeve is inserted into the connecting sleeve, the left side of the pipe sleeve is provided with a conical snap ring and a notch, the right side of the pipe sleeve is provided with a flange,

furthermore, supports are symmetrically arranged on the outer side of the connecting sleeve up and down, an L-shaped rod is hinged to each support, the bottom of each L-shaped rod is arc-shaped, a connecting rod is hinged to the arc-shaped part of each L-shaped rod, and the other end of each connecting rod is hinged to the flange.

Furthermore, a deformation layer is movably sleeved at the left part and the middle part of the framework, tapered holes corresponding to the camera and the LED light supplement lamp are formed in the left side of the deformation layer, a plurality of sealing rings are arranged on the outer side of the deformation layer to reduce the contact area between the air sealing piston and the silicon core tube, the sealing rings are positioned at the cylindrical part of the framework, a retaining ring is arranged at the right part of the framework to prevent the deformation layer from falling off,

furthermore, a first wireless transceiver module is arranged in the control cavity and electrically connected with the MCU controller, the first wireless transceiver module is wirelessly connected with a second wireless transceiver module in the positioning finder, and the positioning finder comprises the second wireless transceiver module and a card reader.

Furthermore, an RFID electronic tag is arranged in the control cavity, so that after the silicon core pipe is dug out, the accurate position of the air sealing piston can be determined through mutual induction of a card reader in the positioning finder and the RFID electronic tag.

Furthermore, the deformation layer is a silica gel layer.

Further, the sealing ring is a wear-resistant and smooth rubber ring.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses according to the silicon core pipe under the same specification condition, the negative pressure that can bear is greater than the characteristics that can bear the malleation, adopt the mode of negative pressure traction to carry out optical cable and lay, can adopt the negative pressure that is greater than the biggest malleation to pull the atmoseal piston in the bearing range of silicon core pipe, increased the power that acts on the atmoseal piston, solved the not enough problem of power that malleation propelling movement appears, because the power that acts on the atmoseal piston is increased simultaneously, just satisfied the optical cable of farther distance and laid;

2. the utility model discloses set up encoder, wireless transceiver module and RFID electronic tags on the atmoseal piston, try to blow to the atmoseal piston and meet the position that blocks up and can gradually reduce the atmoseal piston to accurate position through encoder, wireless transceiver module and RFID electronic tags, solved the problem that it is difficult to confirm accurate position after the jam among the prior art;

3. the utility model discloses set up camera and LED light filling lamp on the atmoseal piston, can be at any time clear observe the pipeline situation in the silicon core pipe to more accurate factor of getting rid of probably causing adverse effect to cable laying;

4. the deformation layer is wrapped on the framework of the gas seal piston, and can deform along with the pipeline when encountering the micro deformation of the pipeline, so that a part of micro-deformation pipeline which is not needed to be processed can be effectively removed through a micro-deformation pipeline section, the time and the labor are saved, and the engineering progress is accelerated;

5. the utility model adopts a plurality of sealing rings to replace the whole surface contact of the original air sealing piston, thereby reducing the friction force between the air sealing piston and the silicon core pipe;

6. the connecting mechanism adopted by the utility model can clamp the optical cable only by inserting the optical cable into the sleeve and pressing the L-shaped rod to the connecting sleeve when fixing the optical cable, and simultaneously, the conical snap ring is reused, so that the optical cable is pulled outwards more, the clamping force of the sleeve on the optical cable is increased more, the whole connecting mechanism is stable and reliable, the connecting process of the optical cable and the air seal piston is simplified simultaneously, and the connecting speed of the optical cable and the air seal piston is accelerated;

7. the utility model movably sleeves the deformation layer on the framework, and the deformation layer with different thickness can be changed according to the specification change of the silicon core pipe within a small range;

8. the utility model discloses with coupling mechanism movable thread connection on the skeleton, can change the coupling mechanism of different bores when the diameter of optical cable changes, rather than change whole atmoseal piston.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the gas seal piston of the present invention;

FIG. 3 is an enlarged view of a portion of circle A of FIG. 2 according to the present invention;

fig. 4 is a schematic diagram of module connection according to the present invention.

Detailed Description

In order to further illustrate the technical solution of the present invention, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 4, the negative-pressure traction cable threading device includes an air pump 1, a silicon core tube 2, an air-sealing piston 3 and a cable drum 7, wherein one end of the silicon core tube 2 is hermetically connected with one end of a buffer tube 6, the other end of the buffer tube 6 is hermetically connected with an air inlet port of the air pump 1, and the buffer tube 6 is composed of a hollow tube and a blocking net arranged in the hollow tube. The air seal piston 3 is movably arranged at the other end in the silicon core pipe 2, and an optical cable 8 on the optical cable disc 7 is connected with the air seal piston 3. Air seal piston 3 includes skeleton 301, skeleton 301 right side is cylindrical, and the left side is the round platform shape the left surface middle part of skeleton 301 is provided with camera 310 be the annular all around and be provided with a plurality of LED light filling lamps 317 the left part and the middle part movable sleeve of skeleton 301 are equipped with deformation layer 302, deformation layer 302 is the silica gel layer. The left side of deformation layer 302 is seted up with the bell mouth 322 that corresponds with camera 310 and LED light filling lamp 317 the outside of deformation layer 302 is provided with a plurality of sealing rings 303 to reduce the area of contact between atmoseal piston 3 and the silicon core pipe 2, just sealing ring 303 is located the cylindrical position of skeleton 301, sealing ring 303 is wear-resisting, smooth rubber ring. A stopper ring 323 is provided on the right portion of the frame 301, to prevent the deformation layer 302 from falling off, a USB interface 318 and an elastic connecting sheet 308 are arranged on the right side of the framework 301, an encoder 309 is arranged on the elastic connecting piece 308, a connecting mechanism is arranged on the right side of the framework 301, for connecting the optical cable 8, the connecting mechanism comprises a connecting sleeve 307 and a sleeve 304, the connecting sleeve 307 is connected with the framework 301 in a threaded manner, the sleeve 304 is inserted in the connecting sleeve 307, a tapered snap ring 305 and a gap are provided on the left side of the sleeve 304, a flange 306 is provided on the right side of the sleeve 304, brackets 319 are symmetrically arranged on the outer side of the connecting sleeve 307 up and down, an L-shaped rod 320 is hinged on the brackets 319, the bottom of the L-shaped rod 320 is arc-shaped, a connecting rod 321 is hinged to the arc part of the L-shaped rod 320, and the other end of the connecting rod 321 is hinged to the flange 306. A control cavity 311 is arranged in the framework 301, the control cavity 311 is arranged in the framework 301, a power supply 312, an MCU (microprogrammed control unit) 313, a communication module 314, a first wireless transceiver module 315 and an RFID (radio frequency identification) electronic tag 316 are arranged in the control cavity 311, the power supply 312 is electrically connected with the MCU 313, an LED light supplement lamp 317 and a USB interface 318, the MCU 313 is electrically connected with an encoder 309, a camera 310, the communication module 314, the first wireless transceiver module 315, the LED light supplement lamp 317 and the USB interface 318, displacement data of the encoder 309 is processed by the MCU 313, transmitted to the communication module 314 and then transmitted to a public mobile communication base station by the communication module 314, and is transferred to a mobile phone of a worker by the public mobile communication base station, so that the worker can observe the accurate position of the air seal piston 3 in the tube at any time and then in the approximate range of the ground, the positioning finder 324 is opened to receive a specific coding signal sent by the first wireless transceiver module 315, when the second wireless transceiver module on the positioning finder 324 just receives a signal sent by the first wireless transceiver module 315, the starting point is defined, the worker continues to move forward along the pipeline of the silicon core tube 4, when the signal sent by the first wireless transceiver module 315 is not received, the terminal point is defined, the middle position of the two points is taken to be determined as the blocking position, the silicon core tube 4 at the position is dug out, then the second wireless transceiver module in the positioning finder 324 is closed, the positioning finder 324 slides on the silicon core tube 4 until the card reader in the positioning finder 324 senses the RFID electronic tag 316, so that the accurate position of the gas seal piston 3 is determined, and then the subsequent processing is carried out. The first wireless transceiver module 315 and the second wireless transceiver module in the positioning finder 324 may be bluetooth modules, and the card reader in the positioning finder 324 is a card reader matched with the RFID electronic tag 316. The image information collected by the camera 310 is processed by the MCU controller 313 and then transmitted to the communication module 314, and then transmitted to a nearby public mobile communication base station by the communication module 314, and then transmitted to a mobile phone of a worker by the public mobile communication base station, so that the worker can observe the internal condition of the silicon core tube 4 conveniently, the worker can also use the mobile phone to send a control instruction to the MCU controller 313, adjust the brightness of the LED fill light 317 or adjust the focal length of the camera 310, and the USB interface 318 can realize the functions of charging the power supply 312 and communicating data with the MCU controller 313.

The working principle of the connecting mechanism in the above embodiment is as follows: the connecting sleeve 307 is screwed on the framework 301, before the optical cable 8 is inserted, the L-shaped rod 320 is pulled off to two sides far away from the connecting sleeve 307, the connecting rod 321 drives the sleeve 304 to slide to the left side of the framework 301, so that the front end of the sleeve 304 is loosened, the optical cable 8 is inserted, the L-shaped rod 320 is pressed down, the connecting rod 321 drives the sleeve 304 to slide to the right side, and the tapered snap ring 305 makes the front end of the sleeve 304 contract, so that the optical cable 8 is clamped.

The essential features and advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. Negative pressure pulls cable penetrating device, its characterized in that: the air-tight device comprises an air pump (1), a silicon core pipe (2), an air-tight piston (3) and an optical cable disc (7), wherein one end of the silicon core pipe (2) is connected with an air inlet port of the air pump (1) in a sealing manner, the air-tight piston (3) is movably arranged at the other end in the silicon core pipe (2), and an optical cable (8) on the optical cable disc (7) is connected with the air-tight piston (3).

2. The negative-pressure traction cable penetrating device according to claim 1, wherein: a buffer tube (6) is arranged between the silicon core tube (2) and the air pump (1), the buffer tube (6) consists of a hollow tube and a blocking net arranged in the hollow tube and is used for blocking the air sealing piston (3) from continuing to advance after being separated from the silicon core tube (2).

3. The negative-pressure traction cable penetrating device according to claim 1, wherein: the air sealing piston (3) comprises a framework (301), the right side of the framework (301) is cylindrical, the left side of the framework is in a round table shape, a camera (310) is arranged in the middle of the left side face of the framework (301), a plurality of LED light supplement lamps (317) are annularly arranged around the camera (310), a USB interface (318) and an elastic connecting sheet (308) are arranged on the right side of the framework (301), an encoder (309) is installed on the elastic connecting sheet (308), a connecting mechanism is arranged on the right side of the framework (301) and used for connecting an optical cable (8), a control cavity (311) is arranged inside the framework (301), a power supply (312), an MCU controller (313) and a communication module (314) are arranged in the control cavity (311), and the power supply (312) is electrically connected with the MCU controller (313), the LED light supplement lamps (317) and the USB interface (318), the MCU controller (313) is electrically connected with the encoder (309), the camera (310), the communication module (314), the LED light supplement lamp (317) and the USB interface (318), the displacement data of the encoder (309) is processed by the MCU controller (313), transmitted to the communication module (314), transmitted to the public mobile communication base station by the communication module (314), and transmitted to the mobile phone of the worker by the public mobile communication base station, so that the staff can observe the accurate position of the air seal piston (3) in the pipe at any time, the image information collected by the camera (310) is processed by the MCU controller (313) and then transmitted to the communication module (314), and then transmitted to a nearby public mobile communication base station by the communication module (314), and then transmitted to a mobile phone of a worker by the public mobile communication base station, so that the worker can conveniently observe the internal condition of the silicon core tube (4).

4. The negative-pressure traction cable penetrating device according to claim 3, wherein: the connecting mechanism comprises a connecting sleeve (307) and a pipe sleeve (304), the connecting sleeve (307) is in threaded connection with the framework (301), the pipe sleeve (304) is inserted into the connecting sleeve (307), a conical clamping ring (305) and a gap are arranged on the left side of the pipe sleeve (304), and a flange (306) is arranged on the right side of the pipe sleeve (304).

5. The negative-pressure traction cable penetrating device according to claim 4, wherein: the connecting sleeve is characterized in that supports (319) are symmetrically arranged on the outer side of the connecting sleeve (307) up and down, an L-shaped rod (320) is hinged to the supports (319), the bottom of the L-shaped rod (320) is arc-shaped, a connecting rod (321) is hinged to the arc-shaped part of the L-shaped rod (320), and the other end of the connecting rod (321) is hinged to the flange (306).

6. The negative-pressure traction cable penetrating device according to claim 3, wherein: the left part and the middle part activity cover of skeleton (301) are equipped with deformation layer (302) the left side on deformation layer (302) is seted up with camera (310) and corresponding bell mouth (322) of LED light filling lamp (317) the outside on deformation layer (302) is provided with a plurality of sealing rings (303) to reduce area of contact between atmoseal piston (3) and silicon core pipe (2), just sealing ring (303) are located the cylindrical position of skeleton (301) the right part of skeleton (301) sets up fender ring (323) to prevent that deformation layer (302) from droing.

7. The negative-pressure traction cable penetrating device according to claim 3, wherein: the control cavity (311) is also internally provided with a first wireless transceiver module (315), the first wireless transceiver module (315) is electrically connected with the MCU controller (313), the first wireless transceiver module (315) is wirelessly connected with a second wireless transceiver module in the positioning finder (324), and the positioning finder (324) comprises a second wireless transceiver module and a card reader.

8. The negative-pressure traction cable penetrating device according to claim 7, wherein: an RFID electronic tag (316) is further arranged in the control cavity (311) so that after the silicon core tube (4) is dug out, the accurate position of the air sealing piston (3) can be determined through mutual induction of a card reader in the positioning finder (324) and the RFID electronic tag (316).

9. The negative-pressure traction cable penetrating device according to claim 6, wherein: the deformation layer (302) is a silica gel layer.

10. The negative-pressure traction cable penetrating device according to claim 6, wherein: the sealing ring (303) is a wear-resistant and smooth rubber ring.

Images