Cable conduit sounder
Technical field
The present invention relates to a kind of cable conduit sounder, specifically be used for diameter 150-200mm raceway interior video image observation and pipe-line purging.
Background technology
Propelling along with the urban power distribution network improvement project, cable proportion in the urban power distribution network is increasing, the quality of raceway will directly have influence on the after this laying quality of cable and the stability of operation, and then be directly connected to the safe operation of entire city distribution network.
The construction quality of pipeline is directly connected to the laying quality of cable.Traditional pipeline acceptance method adopts a sample cable (being about 8 meters), anterior installing car pusher, afterbody installing cleaning cotton, cable body colligation PVC band.Draw in pipeline by the sample cable, observation PVC belt wear situation is judged the examination quality of pipeline.Concluding the conventional pipelines acceptance method has the following disadvantages:
1, pipeline quality can not show intuitively.Find that there is defective in pipeline quality, be specially which kind of defective but can not understand, have defective wherein, can't formulate the solution of specific aim scheme and have defective, operating efficiency is low.
2, remove DeGrain for the residue in the pipeline.Because the car pusher size of installing is little than pipe diameter, the residue that the part tube wall exists can't be clear, because it is to adopt impact to remove that car pusher is removed residue, the residue after the removing (such as cement block) may stay sharp-pointed corner angle, stays hidden danger to cable laying again.
3, the laying state of test cable and actual cable laying state are inconsistent.Because the actual cabling length of test cable differs greatly, the friction force that oversheath bore when laying is little, so can't check the situation of laying under bigger friction force, is easy to generate erroneous judgement for the raceway quality.
At present, acceleration propelling along with the municipal works technology, the quantity of cable work also rapidly increases, construction quality to raceway need be strengthened quality control, but meanwhile, this needs more effective and more reliable instrument instrument just to the on-the-spot inspection of quality management of pipeline, can guarantee that just cable construction catches up with the social development demand.
Summary of the invention
The objective of the invention is to overcome above-mentioned weak point, thereby providing a kind of is made up of propulsion system, video-unit, clearing apparatus and four parts of control device, integrate observation and the pipeline detection instrument of removing obstacles, be used for complete observation is carried out in the industrial pipeline inside of diameter 150-200mm, by the video observation device of detection instrument front end, observation pipeline internal state; When it ran into barrier, operating personnel can in time start clearing apparatus, can improve pipeline quality and cable laying quality, and can improve the cable reliability of operation.
Main solution of the present invention is achieved in that
The present invention mainly adopts power setting part, video-unit part, cleaner part and control device partly to form, and the video-unit partial fixing is in the pilot hole of power setting part front deck seat; Cleaner part is fixed on the deck store of power setting part deck store and takes over; Control device part is connected on the electrical source of power line socket, signal cable line socket of power setting part by power cable line and signal cable line, realizes power output, video image observation and pipe-line purging.
Power setting part of the present invention is made up of body, power motor, worm screw, three Worm-gear assemblies, three main driving wheel assemblies and three freewheel assemblies etc., and three Worm-gear assemblies are connected with synchronous skin with three drive wheel assemblies; Body adopts front deck seat, left and right freewheel frame plate, three-jaw cover, left and right worm gear frame plate, three dog collars, left and right driving wheel frame plate, deck store to be fixed into a cylindrical body, periphery is with housing, the front deck seat connects three the left and right freewheel frame plate of freewheel assembly front ends, the three-jaw cover connects left and right freewheel frame plate rear end, and the three-jaw cover other end connects left and right worm gear frame plate; Three dog collars connect left and right worm gear frame plate rear end, and the three dog collar other ends connect left and right driving wheel frame plate, and deck store connects left and right driving wheel frame plate rear end.Power motor is fixed on motor and connects dish and go up and be fixed on three-jaw and put, attaching cover on the power motor output shaft, worm screw is fixed on three-jaw cover and three dog collar centers, worm screw drives three group Worm-gear assemblies, every Worm-gear assembly adopts worm gear to connect with axle respectively, with bearings or be positioned on the left and right worm gear frame plate, axle one end is equipped with the active synchronization wheel; Every main driving wheel assembly adopts synchronous platen, main driving wheel to be fastened on the synchronizing shaft respectively, and with bearing fixing left and right driving wheel frame plate, on, synchronizing shaft one end is equipped with passive and synchronous the wheel.
Freewheel assembly of the present invention be fixed on left and right freewheel frame plate, on, every freewheel assembly is made up of freewheel, wheel disc, bearing, axle, axle sleeve respectively, by two wheel discs freewheel, bearing are installed in together, in the brearing bore installation shaft, axle sleeve is sleeved on the axle.
Deck store end face of the present invention is equipped with power cable line skewer seat, cable socket, into and out of each socket, and with stud bolt protection plate is installed, and the deck store sleeve pipe is established at the protection plate center.
Video-unit of the present invention is made up of video headstock, far and near illuminator and camera; the video headstock is provided with four light-conductive hole and two light-conductive holes that are parallel to main axis of becoming 30 ° of angles with main axis; light emitting diode is housed in the hole; at video headstock center camera is housed; be provided with the fender of machine glass before camera, camera, illuminator are connected with control device with signal wire.
Clearing apparatus of the present invention mainly is made up of adapter, cleaning motor, steel wire platen, wire brush and free freewheel, frame plate, cable core pipe, steel wire platen seat, ball collar, wire brush is installed on the steel wire platen and is installed on the steel wire platen seat, ball collar is installed on the cable core pipe, the cleaning motor is engaged on the gear of steel wire platen by direct geared, freewheel is installed on the frame plate, frame plate is fixed on the cable core pipe, and connects adapter, and power is sent to by main frame output.
Compared with the prior art the present invention has the following advantages:
1, because this instrument has adopted the video monitoring technology, capture the pipe interior actual conditions by camera and light source, by video signal cable the image animation of catching is reflected on display or the computer again, can observes the construction quality of pipe interior intuitively.Traditional pipeline is checked and accepted, and just judges the quality of raceway quality by means of the degree of wear of the PVC band that wraps up on the sample cable, because the difference of construction environment and equipment makes judged result that very big inaccuracy be arranged.
2, pointed cleaning function.Owing to installed a clearing apparatus at this instrument afterbody, adopted independently motor-driven steel wire chuck; Can select installing wire brush or blade by the material and the size of the on-the-spot practical obstacle thing of video-unit systematic observation.The method of traditional rid is to use car pusher to remove, and removes because the method for car pusher removing obstacles belongs to rigid impact, and the residue after the removing easily stays sharp corners, and the easy again breakage with pipeline enlarges, for cable laying later on stays hidden danger.
3, have certain fordability, fording depth surpasses the radius of 1/4 main drive wheel.Because the core drive device (motor) of detection instrument is positioned at the center of total system, and volume is less, inside pipe wall surface distance ground level height surpasses 1/4 radius, can adapt to generally than working in the pipeline under the rugged surroundings.And traditional crawl device does not have the function of paddling.
4, can be online with computer, to realize other management function.The video image that camera captures can directly be transferred on the computer, finishes the video acquisition function by cable.Simultaneously, this instrument has also kept the remote signal port, gets ready for realizing straighforward operation from now on.
5, has expanded function.Because the apparatus structure main body has adopted the expandable structure connection, by expanding unit,, can increase other functional devices (such as the cleaning bucket) at equipment afterbody or stem according to on-site actual situations, satisfy the demand under the various different situations.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a control device display synoptic diagram of the present invention.
Fig. 3 is a propulsion system structural representation of the present invention.
Fig. 4 is a propulsion system drive wheel assemblies A-A cut-open view of the present invention.
Fig. 5 is a propulsion system worm gear pole assembly B-B cut-open view of the present invention.
Fig. 6 is a propulsion system freewheel assembly D-D cut-open view of the present invention.
Fig. 7 is a video-unit structural drawing of the present invention.
Fig. 8 is a clearing apparatus structural drawing of the present invention.
Fig. 9 is that C of the present invention is to view.
Figure 10 is a control device frame principle figure of the present invention.
Figure 11 is a schematic diagram of movements of the present invention.
Embodiment
Embodiment during following the present invention incites somebody to action in conjunction with the accompanying drawings is further described:
As Fig. 1, Fig. 3, Fig. 4, shown in Figure 5: the present invention mainly is made up of power setting part 1, video-unit part 2, cleaner part 3 and control device part 4.Video-unit part 2 is screwed in the pilot hole of the front deck seat 42 of power setting part 1.Cleaner part 3 is screwed at the deck store of power setting part 1 and takes on the mouth 40.Control device part 4 is placed near the work-yard, is connected by power cable line and signal cable line on the electrical source of power skewer seat 63, signal wire skewer seat 64 of power setting part 1, in order to the action of the video image and the control detection instrument of display pipes inside.
Power setting part 1 of the present invention is made up of body, power motor 5, worm screw 11, three Worm-gear assemblies, three main driving wheel assemblies and three freewheel assemblies etc.Three Worm-gear assemblies, three main driving wheel assemblies and identical 120 degree that are respectively of every structure of three freewheel assemblies distribute, and following assembly structure is only described wherein one, two omissions in addition.
Body of the present invention is screwed into a cylindrical body by front deck seat 42, left freewheel frame plate 28, right freewheel frame plate 29, three-jaw cover 7, left worm gear frame plate 65, right worm gear frame plate 66, three dog collars 12, left driving wheel frame plate 21, right driving wheel frame plate 17, deck store 41.Periphery is with housing 67, and is screwed on front deck seat 42 and deck store 41.Front deck seat 42 connects three freewheel assembly left side freewheel frame plates 28, right freewheel frame plate 29 front ends respectively.Three-jaw cover 7 connects left and right freewheel frame plate 28,29 rear ends, and three-jaw overlaps 7 other ends and connects left worm gear frame plate 65, right worm gear frame plate 66.Three dog collars 12 connect left and right worm gear frame plate 65,66 rear ends, and three dog collars, 12 other ends connect left driving wheel frame plate 21, right driving wheel frame plate 17.Deck store 41 connects left and right driving wheel frame plate 21,17 rear ends.
Power motor 5 of the present invention is fixed on motor and connects on the dish 6 and be fixed on the three-jaw cover 7, and attaching cover 8 on the motor output shaft connects cover 10 by dish spring 9, transmission and drives worm screws 11.The two groups of bearing fixing in worm screw 11 usefulness front and back are at three-jaw cover 7 and three dog collars 12 centers, worm screw 11 drives three Worm-gear assemblies perpendicular to worm screw 11, every Worm-gear assembly is respectively to adopt worm gear 23 to connect with axle 26 usefulness keys 25, bearing 16 is installed in the axle bowl 22 forms bearing assembly, with bearing assembly and back-up ring 24 worm gear 23 is fixed on left worm gear frame plate 65, the right worm gear frame plate 66.Axle 26 1 ends are equipped with active synchronization wheel 27, and fastening with pin 61.Every main driving wheel assembly is with screw, nut synchronous platen 18, main driving wheel 19 to be fastened on the synchronizing shaft 20, and to be fixed on left driving wheel frame plate 21, the right driving wheel frame plate 17 with bearing assembly respectively.Synchronizing shaft 20 1 ends are equipped with passive and synchronously takes turns 14, and fastening with axle head pad 13, screw 15.Three Worm-gear assemblies and three drive wheel assemblies are in transmission connection with synchronous skin 62, make main driving wheel 19 accept the driving of motor, are transformed into the rotating of driving wheel by the rotating of motor, drive advancing or retreating of detection instrument.
As Fig. 6, shown in Figure 9: three freewheel assemblies of the present invention are formed, and are fixed on left freewheel frame plate 28, the right freewheel frame plate 29 with screw and packing ring 30 by freewheel 34, wheel disc 33, bearing 16, axle 31, axle sleeve 32 respectively.The freewheel assembly adopts two wheel disc 33 usefulness screws, nuts 35,36 that freewheel 34, bearing 16 are installed in together, and in bearing 16 endoporus installation shaft 31, axle sleeve 32 is sleeved on the axle 31, guarantees spacing by axle sleeve 32.
Deck store 41 end faces of the present invention are equipped with power cable line skewer seat 63 and line socket 64, and with cover 37, stud bolt 39 protection plate 38 are installed, and protection plate 38 centers are established deck store and taken over 40, in order to clearing apparatus to be installed.
As shown in Figure 7: video-unit 2 of the present invention is made up of video headstock 44, far and near illuminator and camera 68 etc.Video headstock 44 is processed with four light-conductive hole and two light-conductive holes that are parallel to main axis of becoming 30 ° of angles with main axis, and strong light emitting diode 69 is housed at the bottom of the hole.The structure of video headstock 44 has guaranteed the function of far and near illumination.In video hub camera 68 is housed, is provided with the fender 45 of machine glass before the camera 68, camera 68, illumination link to each other with control device with signal wire.The formation of the parts of front deck has guaranteed that the function of illuminator realizes.The video image that camera 68 captures can directly be transferred on the computer monitor 58.
As shown in Figure 8: clearing apparatus 3 of the present invention mainly is made up of adapter 46, cleaning motor 47, steel wire platen 48, wire brush 49 and freewheel 59, frame plate 60, cable core pipe 70, steel wire platen seat 71, ball collar 72 etc., wire brush 49 is installed on the steel wire platen 48 and is installed on the steel wire platen seat 71, ball collar 72 is installed on the cable core pipe 70, cleaning motor 47 directly is engaged on the gear of steel wire platen 48 by gear 43, freewheel 59 is installed on the frame plate 60, frame plate 60 is fixed on the cable core pipe 70, and cable core pipe 70 connects takes over 46.Barrier point for video observes by control device, starts the cleaning motor, carries out barrier and removes.The steel wire pressure ring of clearing apparatus can be according to the character installing wire brush and the blade of barrier.
Control device circuit square frame principle of the present invention is as shown in figure 10:
Civil power connects auxiliary contact a by direct supply a by lead, and auxiliary contact a connects main motor by lead, and main motor just changes; Civil power connects auxiliary contact b by direct supply a by lead, and auxiliary contact b connects main motor by lead, main motor counter-rotating; Civil power connects auxiliary contact c by direct supply a by lead, and auxiliary contact c connects the cleaning motor by lead; Civil power connects auxiliary contact d by direct supply b by lead, and auxiliary contact d connects illumination, camera part by lead; Civil power connects signal amplification circuit by direct supply c by lead, and signal amplification circuit connects display by signal wire; The camera part signal is got back to signal amplification circuit by cable, amplifies the back to display; Civil power connects switch a in the control box by direct supply d by lead, and switch a connects relay a control auxiliary contact a; Civil power connects switch b in the control box by direct supply d by lead, and switch b connects relay b control auxiliary contact b; Civil power connects switch c in the control box by direct supply d by lead, and switch c connects relay c control auxiliary contact c; Civil power connects switch d in the control box by direct supply d by lead, and switch d connects relay d control auxiliary contact d.
Its principle of work is as follows:
Civil power passes through direct supply d to switch a supply relay a, when relay a works, and auxiliary contact a closure, main motor just changes; Civil power passes through direct supply d to switch b supply relay b, when relay b works, and auxiliary contact b closure, main motor counter-rotating; Civil power is supplied with relay c by direct supply d to switch c, and when relay c worked, auxiliary contact c closure was cleaned machine operation; Civil power passes through direct supply d to switch d supply relay d, when relay d works, and auxiliary contact d closure, illumination, imaging circuit work; Imaging circuit produces picture signal and gets back to signal amplification circuit through cable, and picture signal offers display image after amplifying, and direct supply c is powered at signal amplification circuit simultaneously.
The present invention is by electric control box, realizes that cable conduit sounder is creeped, cleaning, video observation and capture function.As shown in Figure 2: power switch 50 is total power supply input control knob of whole electrical equipment, function button 52 is observation the Show Button, function button 53 is the cleaning control knob, " advance " advancing, retreat and stopping of button 54, " moving back " button 55, " stopping " 56 button control detection instruments, " always stop " button 57 and play the effect of all power supplys of cut-out equipment, expanded function button 51 is provided convenience for expanded function from now on.
The input of the power of all devices of the present invention and private cable of signal output employing realize, private cable is made up of ten cables, steel core and a concentric cable (photosignal conversion).
Shown in operating principle Figure 11 of the present invention: control clearing apparatus, propulsion system (control of detection instrument one crawl device), video-unit respectively by control device, and carry out the power supply input, and then by the video-unit video feed.
Operating process of the present invention: as shown in Figure 2:
The first step, control device starts power supply, presses " advancing " button 54, and propulsion system start, and the pipeline detection instrument begins to creep in raceway; Second step, press function button 52, video-unit starts, and begins to observe the pipeline inner case, and vision signal is fed back on the display of control device; The 3rd step, when video-unit observes pipe interior when barrier is arranged, regulate the clearing apparatus position by " advancing ", " moving back ", " stopping " button, aim at barrier, press function button 53, begin to clean barrier; The 4th step, after finishing, cleaning presses function button 53 once more, and cleaning stops, and presses " moving back " button 55, and if observation cleaning result not all right, repeated for the 3rd step, reached satisfied effect until cleaning.The 5th one, cleaning and observation end-of-job are pressed " moving back " button 55, the pipeline detection instrument are regained from pipeline, simultaneously powered-down.
When meeting accident with fault, need cut off all power supplys immediately, can press " always stopping " button 57, can cut off all power supplys.