CN102493786A

CN102493786A - Mechanical thermal cleaning method for pipe poles in oilfield wellhead sites

Info

Publication number: CN102493786A
Application number: CN2011103599177A
Authority: CN
Inventors: 薛玉生; 孟昭焱; 卢非
Original assignee: LUOYANG SHUIXINGTIANCHENG PETROLEUM EQUIPMENT CO Ltd
Current assignee: LUOYANG SHUIXINGTIANCHENG PETROLEUM EQUIPMENT CO Ltd
Priority date: 2011-11-15
Filing date: 2011-11-15
Publication date: 2012-06-13
Anticipated expiration: 2031-11-15
Also published as: CN102493786B

Abstract

Disclosed is a mechanical thermal cleaning method for pipe poles in oilfield wellhead sites. The pipe poles are oil pipes and sucker rods. The mechanical thermal cleaning method is jointly realized by the aid of a pipe pole thermal cleaning device, auxiliary equipment, an oilfield wellhead site equipment overall arrangement mode and work procedures. The auxiliary equipment comprises a conveying rack, a retractable pipe gripping device and a conveying pulley, the oil pipes and the sucker rods can be cleaned by the same pipe pole thermal cleaning device, and side feed and side discharge of the pipe poles are realized. The pipe pole thermal cleaning device and the auxiliary equipment are reasonably arranged in an oilfield wellhead site, the pipe poles can be cleaned and repaired by the same machine in the oilfield wellhead site, conveying cost of the pipe poles is saved, automation level of workover treatment is improved, problems of high labor intensity of workers, poor cleaning quality, low thermal energy utilization rate, severe environmental pollution of the wellhead site and the like due to manual pipe pole cleaning in the oilfield wellhead site at present, and the like are resolved, and workover time is shortened.

Description

Manage the mechanical hot cleaning method of bar at the oil field shaft mouth scene

Technical field

The invention belongs to oil well pipe bar cleaning technique field, especially a kind of mechanical hot cleaning method of managing bar at the oil field shaft mouth scene, the pipe bar described in this method refers in particular to oil pipe and sucker rod.

Background technology

Domestic each elephant is for the cleaning repair of oil pipe and sucker rod at present; Basically be to retract pipe bar reparation base to the pipe bar from working well to clean repairing and reusing; The cost that the pipe bar transports back and forth is huge, and it is huge especially particularly to clean cost for its transportation of oil well of remoteness.For narrating conveniently, abbreviate oil pipe and sucker rod merging as the pipe bar, alleged pipe bar not only comprises oil pipe but also comprise sucker rod, and alleged pipe bar refers in particular to oil pipe and sucker rod, and hereinafter is stated no longer in addition.

Also have and utilize well site, oil field simple on-site condition to clean the example of reparation; Cleaning to repair adopts open steam directly to spray thorn on the pipe bar; Must will manage bar before cleaning is repaired or after the cleaning reparation and pile up on the pipe buttress that is equipped with specially, labor strength greatly, cleaning quality is poor, heat energy loss is big, heat utilization ratio is low, the well site environment pollution is serious.

The Chinese patent notification number is that CN 2808347Y discloses " the hot cleaning device of a kind of automatical and efficient oil pipe "; This device has an insulation casing; On the support on insulation casing top drive motors is housed; Connect transmission mechanism on the drive motors axle, the other end of transmission mechanism connects the wheel disc axle, and the two ends of wheel disc axle respectively connect a wheel disc; Respectively there is a fixed mount inboard of two wheel discs, and fixed mount is sleeved on the wheel disc axle, and the other end of fixed mount is fixedly connected on the support on insulation casing top; Respectively there is an arc-shaped partition in the outside of two wheel discs, and three right-angle sides of arc-shaped partition below are fixedly connected on two sides and the bottom of insulation casing respectively, between the tooth on the arc of circle of arc-shaped partition and two the wheel disc circumference certain interval is arranged; The incubator body side surface that arc-shaped partition is high-end is equipped with the inlet pipe conveyer with its same height; Another side of insulation casing of arc-shaped partition low side, be equipped with its same height go out to manage conveyer; The insulation casing left side is equipped with and the corresponding oil pipe import of inlet pipe conveyer; The another side on the insulation casing left side is equipped with and goes out to manage the corresponding oil pipe outlet of conveyer; The insulation lower box is equipped with circulating water intake, and circulating water intake connects circulating water pipe, and the other end of circulating water pipe connects circulating water pump, and circulating water pump connects flushometer, and flushometer is installed in rectangle insulation lower box; Oil pipe place of putting in place in inlet pipe conveyer inlet body is equipped with spacing near switch, the spacing top that is installed in casing near switch; The heater that passes two arc-shaped partitions is equipped with in the bottom of insulation casing, and six faces of rectangle insulation casing are equipped with heat insulating material.Wheel disc is processed a circular wheel disc by steel plate, is milled with a hole at the center of wheel disc and is connected with wheel disc, is milled with the several holes that can put down oil pipe on the circumference of wheel disc, at the circumference formation teeth groove of wheel disc.The inlet pipe conveyer with go out to manage conveyer and be fixedly connected on tripod by motor, tripod is fixedly connected on the side of rectangle insulation casing, the insulation layer that the axle of motor passes the casing side connects the running roller of transmission oil pipe.The coil pipe that heater can use the metal tube connection of combustion gas, steam, hot water, hot air, deep fat to process constitutes.Flushometer is installed in the insulation casing.Suitable position adds settling pit in the insulation casing, and foreign material such as the iron rust that cleans out, sand, earth are precipitated in settling pit, is convenient to cleaning.

Above-mentioned patent is because structure is huge, suitable transportation, can only be used to clean many condition restriction such as oil pipe, makes this patent can only be used in oil pipe and repairs the base and use, and do not solve the huge problem of cost of transporting oil pipe back and forth and being caused.Particularly this patent can not solve the cleaning reparation of sucker rod, and what clean the oil pipe employing is " the end inlet side goes out " structure, has taken bigger work-yard, makes that the practical approach of this patent can not fully be expanded at the oil field shaft mouth scene.

The pipe bar is carried out the method for machinery heat cleaning reparation at the oil field shaft mouth scene and also do not see relevant report.

Summary of the invention

For addressing the above problem; The invention provides a kind of oil field shaft mouth scene and manage the mechanical hot cleaning method of bar; In this method employed machinery some used for reference " the hot cleaning device of a kind of automatical and efficient oil pipe "; On the basis of " the hot cleaning device of a kind of automatical and efficient oil pipe ", having carried out local flow improvement makes it become the hot cleaning device of pipe bar with installing additional; Pipe bar hot cleaning device has at first been realized cleaning oil pipe and can have been cleaned sucker rod again, and next has realized that the side of pipe bar advances side and go out, and around the hot cleaning device of pipe bar, has been equipped with auxiliary equipment at last; To manage hot cleaning device of bar and auxiliary equipment and be arranged on the oil field shaft mouth scene through rational layout; Can clean reparation with machine to the pipe bar at the oil field shaft mouth scene, save pipe bar freight, improve the workover treatment automatization level; Solve problems such as the on-the-spot artificial scavenge pipe bar of present oil field shaft mouth is big to the labour intensity that the workman brings, cleaning quality is poor, the heat energy utilization rate is low, the well head site environment is seriously polluted, shortened the well workover time.

For realizing the foregoing invention purpose, the present invention adopts following technical scheme:

A kind of mechanical hot cleaning method of managing bar at the oil field shaft mouth scene; Pipe bar system described in the hot cleaning method of this machinery refers to oil pipe and sucker rod; Machinery described in the hot cleaning method of this machinery comprises pipe hot cleaning device of bar and auxiliary equipment; Wherein manage the hot cleaning device of bar used for reference Chinese patent " the hot cleaning device of a kind of automatical and efficient oil pipe " and to its carried out local flow improvement with install additional; Local flow improvement with install additional after the hot cleaning device of pipe bar realized at first that can clean oil pipe with machine can clean sucker rod with machine again, next has realized that the side of pipe bar advances side and go out; Around the hot cleaning device of pipe bar, be equipped with auxiliary equipment, auxiliary equipment comprises conveying frame, telescopic pipe unit and the feeding coaster stung; The hot cleaning method of machinery of the present invention by local flow improvement with install additional after the hot cleaning device of pipe bar, oil field shaft mouth site plant layout type and workflow constitute jointly; Wherein

The (1) local flow improvement with install additional after the hot cleaning device of pipe bar following:

1. will " on the support on insulation casing top drive motors be housed; connect transmission mechanism on the drive motors axle " is transformed into: the insulation casing is divided into cleaning case and transmission case; Separate by thermal insulative board between cleaning case and the transmission case; Drive motors is installed in the transmission case, and drive motors connects with the wheel disc axle through reducer and shaft coupling;

2. will be transformed into " other end of transmission mechanism connects the wheel disc axle; the two ends of wheel disc axle respectively connect a wheel disc ": four or four wheel discs that above structure is identical are installed on the wheel disc axle of lengthening at least; Spacing between each adjacent wheel disc can equate also can be unequal, but be as the criterion with 1/6 of short oil pipe or pony rod length near the spacing between two adjacent wheel discs of transmission case end;

3. " fixed mount is sleeved on the wheel disc axle, and the other end of fixed mount is fixedly connected on the support on insulation casing top " is transformed into: the wheel disc axle two ends of lengthening are fitted with fixed mount respectively, and two fixed mounts are installed on the support of cleaning case bottom;

4. " respectively there is an arc-shaped partition in the outside of two wheel discs; three right-angle sides of arc-shaped partition below are fixedly connected on two sides and the bottom of insulation casing respectively; between the tooth on the arc of circle of arc-shaped partition and two the wheel disc circumference certain interval is arranged " is transformed into: the outside of each wheel disc all is fitted with arc-shaped partition; Arc-shaped partition is connected two sides of cleaning case, the interior circular arc of each arc-shaped partition all with joining wheel disc external arc be complementary;

5. with " the incubator body side surface that arc-shaped partition is high-end is equipped with and its same inlet pipe conveyer highly; Another side of insulation casing of arc-shaped partition low side, be equipped with its same height go out to manage conveyer; The insulation casing left side is equipped with and the corresponding oil pipe import of inlet pipe conveyer; The another side on the insulation casing left side is equipped with and goes out to manage the corresponding oil pipe outlet of conveyer " deletion; above the left side of cleaning case and right side, be respectively arranged with rectangular left feed inlet and outlet and right feed inlet and outlet, on left feed inlet and outlet and right feed inlet and outlet, add left discharge door and right discharge door through hinge; Outside the left side of cleaning case He outside the right side, dispose left chain type chain hook and right chain type chain hook respectively, left chain type chain hook and right chain type chain hook constitute by sprocket wheel, chain, material hook, power transmission shaft and braked wheel; Above each wheel disc and near left feed inlet and outlet place and right feed inlet and outlet place, be fixed with left pawl and right ratchet respectively, all left pawls are realized interlock by a Left Drive axle, and all right ratchets are realized interlock by a right power transmission shaft; Each wheel disc upper left side and left pawl below be respectively arranged with a left side and dial hook, all left sides are dialled hook and are realized interlock by a left-hand rotation moving axis and be fixed in the cleaning case; Each wheel disc above be respectively arranged with the right hook of dialling with the left side of right ratchet, all right sides are dialled hook and are realized interlock by a right-hand rotation moving axis and be fixed in the cleaning case; Left Drive axle, right power transmission shaft, left-hand rotation moving axis and right-hand rotation moving axis are implemented control by motor separately respectively, and these motors are separately fixed at the different parts of transmission case;

6. " the insulation lower box is equipped with circulating water intake, and circulating water intake connects circulating water pipe, and the other end of circulating water pipe connects circulating water pump; circulating water pump connects flushometer; flushometer is installed in rectangle insulation lower box " is transformed into: circulating water intake is equipped with in the cleaning case bottom, and circulating water intake connects circulating water pipe, and the other end of circulating water pipe connects circulating water pump; Circulating water pump connects flushometer; Flushometer is divided into one group of inwall cleaning hose and one group of outer wall cleaning hose, and one group of inwall cleaning hose is aimed at the oil pipe endoporus flushing on the wheel disc, and one group of outer wall cleaning hose has the pipe bar outer wall flushing of aiming on the wheel disc;

7. with " it is spacing near switch that be equipped with at oil pipe place of putting in place in inlet pipe conveyer inlet body, the spacing top that is installed in casing near switch; " be transformed into: when the pipe bar was set level on the track of feeding coaster, the optoelectronic switch that is installed on the feeding pulley rail sent command signal at this moment to left chain type chain hook;

8. " heater that passes two arc-shaped partitions is equipped with in the bottom of insulation casing; six faces of rectangle insulation casing are equipped with heat insulating material " is transformed into: the bottom of cleaning case is equipped with the heater that passes all arc-shaped partitions; The top of cleaning case also is equipped with the identical heater of structure, around cleaning case, wraps up with heat insulating material;

(2) oil field shaft mouth site plant layout type is following:

The oil pumper center line on-the-spot with oil field shaft mouth is the lateral fiducial line to the well head center line; Feeding pulley rail center line with in the auxiliary equipment is vertical reference line; The lateral fiducial line is located at the well head center line with the intersection point of vertical reference line; Pipe bar hot cleaning device is configured in the left side of pulley rail, and the transmission case in and the hot cleaning device of pipe bar parallel with vertical reference line of the wheel disc axis in the hot cleaning device of pipe bar deviates from the well head direction, disposes conveying frame in the left side of feeding coaster; Right side at pipe bar hot cleaning device also disposes the identical conveying frame of structure, disposes the telescopic pipe unit of stinging at the feeding coaster to the locus of well head;

The (3) workflow is following:

Under above-mentioned oil field shaft mouth site plant layout type

1. the heater that starts the hot cleaning device of pipe bar reaches more than 90 ℃ interior water temperature of cleaning case and environment temperature simultaneously, and heater is not only heated to the water quality in the cleaning case but also the surrounding environment in the cleaning case is heated; The original state of setting the hot cleaning device of pipe bar is: the left relatively discharge door of left pawl is in open mode, and the pawl of left pawl point points to the upper end of left discharge door during open mode, and the pawl point that is to say left pawl points to not influence the pipe bar and gets into left discharge door and be as the criterion; The right relatively discharge door of right ratchet is in closed condition, and the pawl of right ratchet point points to the lower end of right discharge door during closed condition, that is to say that the sharp right discharge door that points to complete closed of pawl of right ratchet is as the criterion; A left side is dialled hook and all is in the state of hanging down with the right hook of dialling; The a certain teeth groove that is provided with on the wheel disc is over against left feed inlet and outlet direction, and above-mentioned state is all implemented to detect through the optoelectronic switch that is arranged in the transmission case, to prepare before the start of accomplishing the hot cleaning device of pipe bar;

2. before above-mentioned start ready after; Through workover rig sucker rod is tripped out from well head earlier during well workover; When workover rig trips out sucker rod to a certain height; Stinging pipe unit bites the termination, bottom of sucker rod earlier and sucker rod is pulled on the track of feeding coaster; When workover rig falls, making sucker rod deviate from the well head direction under the effect of sucker rod at self gravitation slides on the track of feeding coaster fully; Be installed in optoelectronic switch on the feeding pulley rail and send command signal at this moment and give left chain type chain hook, left chain type chain hook clockwise rotates sucker rod is transported on the cleaning case left feed inlet and outlet place and takes advantage of a situation and push left discharge door open, and sucker rod falls on the inclined-plane of arc-shaped partition left upper end; Left pawl rotated counterclockwise sucker rod was pushed in a certain teeth groove that is provided with on the wheel disc this moment, and wheel disc rotates counterclockwise a teeth groove angle and repeats above-mentioned fill process; Sucker rod in the wheel disc teeth groove that rotates counterclockwise at first obtains the heating of environment temperature in the cleaning case and the immersion of hot water; Go to the below of right ratchet more gradually through the cleaning of one group of outer wall cleaning hose; Right group hook rotated counterclockwise sucker rod was pushed on the inclined-plane of arc-shaped partition upper right side this moment; Right ratchet rotates counterclockwise sucker rod is pushed into right feed inlet and outlet; Right chain type chain hook clockwise rotates and takes advantage of a situation and push right discharge door open when right ratchet rotates counterclockwise, and right chain type chain hook is taken out of the sucker rod at right feed inlet and outlet place outside the cleaning case and dropped on the conveying frame of cleaning case right side configuration so circulation hot cleaning of all sucker rods fully;

Consider that the oil field shaft mouth scene do not install hanging device; For saving the length that is provided with of conveying frame; The sucker rod of hot cleaning can turn back on the conveying frame of feeding coaster left side configuration through the hot cleaning device of pipe bar on the conveying frame of cleaning case right side, and return course is following:

The return state of at first setting the hot cleaning device of pipe bar is: the left relatively discharge door of left pawl is in closed condition, and the pawl of left pawl point points to the lower end of left discharge door during closed condition, that is to say that the sharp left discharge door that points to complete closed of pawl of left pawl is as the criterion; The right relatively discharge door of right ratchet is in open mode, and the pawl of right ratchet point points to the upper end of right discharge door during open mode, and the pawl point that is to say right ratchet points to not influence the pipe bar and gets into right discharge door and be as the criterion; A left side is dialled hook and is in the state of hanging down, and right dialling on the hook revolved; The a certain teeth groove that is provided with on the wheel disc is over against right feed inlet and outlet direction, and above-mentioned state is all implemented to detect through the optoelectronic switch that is arranged in the transmission case, to accomplish the preceding preparation of returning of the hot cleaning device of pipe bar;

Before above-mentioned returning ready after; Right chain type chain hook rotates counterclockwise sucker rod is transported on the cleaning case right feed inlet and outlet place and takes advantage of a situation and push right discharge door open; Sucker rod falls on the inclined-plane of arc-shaped partition upper right side; Right ratchet clockwise rotated sucker rod was pushed in a certain teeth groove that is provided with on the wheel disc this moment; Wheel disc rotates counterclockwise a teeth groove angle and repeats above-mentioned fill process, and the wheel disc teeth groove that rotates counterclockwise makes sucker rod go on the inclined-plane of arc-shaped partition left upper end from the wheel disc top, and left pawl clockwise rotates sucker rod is pushed into left feed inlet and outlet; Left side chain type chain hook rotates counterclockwise and takes advantage of a situation and push left discharge door open when left pawl clockwise rotates; Left side chain type chain hook is taken out of the sucker rod at left feed inlet and outlet place outside the cleaning case and is dropped on the supratrochlear transit bridges of feeding of cleaning case right side configuration, and transit bridges deflection goes to sucker rod on the conveying frame of feeding coaster left side configuration, so circulation work of returning of all sucker rods fully;

3. when the cleaning of sucker rod heat finishes and returns the conveying frame of feeding coaster left side configuration; Workover rig trips out oil pipe again from well head; The hot cleaning of oil pipe and above-mentioned 2. hot cleaning are basic identical, and different is: under the heating of oil pipe environment temperature in cleaning case and the immersion of hot water, oil pipe is not only through the cleaning of one group of outer wall cleaning hose; Also to could go to the below of right ratchet then gradually through the cleaning of one group of inwall cleaning hose;

If need be when well head returns the charge of oil pipe; The return course of oil pipe and above-mentioned 2. return course are basic identical; Different is: oil pipe drops on the track of feeding coaster of cleaning case right side configuration and gets final product; Sting the afterbody that pipe unit bites oil pipe earlier this moment oil pipe is dragged to the workover rig below, and then by workover rig oil pipe is winched to the well head top and implement oil pipe and return dress work;

When oil pipe return the dress finish after; The sucker rod that is placed on the conveying frame of feeding coaster left side goes to sucker rod on the track of feeding coaster through transit bridges deflection; Sting the afterbody that pipe unit bites sucker rod earlier this moment sucker rod is dragged to the workover rig below, and then by workover rig sucker rod is winched to the well head top and implement sucker rod and return dress work.

Owing to adopt technical scheme as stated, the present invention has following good effect:

1, the hot cleaning device of pipe bar that passes through local flow improvement and install additional; At first realize to clean oil pipe and can clean sucker rod again; Next has realized that the side of pipe bar advances side and go out, and makes it to become skid-mounted type or vehicular equipment with convenient transportation through architecture advances at last, around the hot cleaning device of pipe bar, has been equipped with auxiliary equipment; To manage hot cleaning device of bar and auxiliary equipment and be arranged on the oil field shaft mouth scene through rational layout; Can clean reparation with machine to the pipe bar at the oil field shaft mouth scene, save pipe bar freight, improve the workover treatment automatization level; Solve problems such as the on-the-spot artificial scavenge pipe bar of present oil field shaft mouth is big to the labour intensity that the workman brings, cleaning quality is poor, the heat energy utilization rate is low, the well head site environment is seriously polluted, shortened the well workover time.

2, pipe bar hot cleaning device avoided that sucker rod is long because of length, diameter meticulous between cleaning process is because of the strong point the excessive sucker rod that causes of amount of deflection twine, block the phenomenon of spraining mutually.

3, the incubator body is modified into cleaning case and transmission case; Separate by thermal insulative board between cleaning case and the transmission case; The hygrothermal environment of drive motors and appliance controling element and cleaning casing separates, and avoids influencing because of hygrothermal environment the application life of Electrical Safety and electric elements.

4, be fitted with fixed mount respectively with wheel disc axle lengthening and at the wheel disc axle two ends of lengthening; Two fixed mounts are installed on the support of cleaning case bottom; Can reduce and clean the casing internal capacity, the energy is saved in heating, guarantees to manage the running space of bar; Make the pipe bar in " returning " process, still rotate in a counter-clockwise direction, avoid managing the secondary pollution of bar in " returning " process; Two fixed mounts are installed on the support of cleaning case bottom, can avoid cleaning case " top-heavy ", have simplified cleaning case upper box body structure, further can be transformed into skid-mounted type or vehicular equipment, with convenient transportation.

5, arc-shaped partition is connected two sides of cleaning case, the interior circular arc of each arc-shaped partition all with joining wheel disc external arc be complementary.The benefit that the interior circular arc of arc-shaped partition and the external arc of wheel disc are complementary is can prevent to cause the wheel disc clamping stagnation not rotate because of the sucker rod diameter is blocked by the gap when thin; And two sides that arc-shaped partition is connected cleaning case make that cleaning bottom half is communicated with; The inner sewer of cleaning case is more smooth and easy, avoids greasy dirt being remained in link to each other with the bottom casing arc-shaped partition both sides because of arc-shaped partition hinders.

6, the hot cleaning device of oil pipe that with the input and output material mode is " the end inlet side goes out " is improved to the pipe bar hot cleaning device of input and output material mode for " side is advanced to measure "; Make the overall length of the hot cleaning device of pipe bar can reduce more than 10 meters, the minimizing of floor space more is applicable to the layout of well site environment.

7, the hot cleaning device of pipe bar installs additional and stings pipe unit, conveying frame and feeding coaster, makes originally all to accomplish automatically by the work dependence equipment of artificial onsite moving pipe bar, significantly reduces labor strength, shortens the activity duration.

8, pipe bar hot cleaning device installs additional to sting pipe unit and feeding coaster, left chain type chain hook, right chain type chain hook hook and clean and adopts hingedly between the casing, and work can swing in case and be fixed in the cavity of cleaning case body sidewall after being accomplished, the convenient transportation.

9, the oil field shaft mouth site plant layout type of the present invention's employing, the work flow that generally adopt in the present oil field of fitting and the work habit of operating worker are simplified existing operation technique.

Description of drawings

Fig. 1 is the vertical view of the present invention in oil field shaft mouth site plant layout;

Fig. 2 is that A-A of Fig. 1 is to sectional view;

Among the figure: the hot cleaning device of 1-pipe bar; The 2-fixed mount; 3-wheel disc axle; The 4-wheel disc; The 5-conveying frame; 6-is incubated casing; The right chain type chain hook of 7-; The 8-transmission case; The 9-track; 10-left side chain type chain hook; The 11-transit bridges; The 12-cleaning case; 13-stings pipe unit; The right discharge door of 14-; The right feed inlet and outlet of 15-;

The right ratchet of 16-; The 17-arc-shaped partition; The right hook of dialling of 18-; The 19-left pawl; 20-left side discharge door; 21-left side feed inlet and outlet; 22-dials hook in a left side; 23-feeding coaster; The 24-support;

The specific embodiment

The present invention is a kind of mechanical hot cleaning method of managing bar at the oil field shaft mouth scene.

In conjunction with Fig. 1-2; Pipe bar system described in the hot cleaning method of the present invention's machinery refers to oil pipe and sucker rod; Machinery described in the hot cleaning method of this machinery comprises pipe hot cleaning device 1 of bar and auxiliary equipment; Wherein manage the hot cleaning device 1 of bar used for reference Chinese patent " the hot cleaning device of a kind of automatical and efficient oil pipe " and to its carried out local flow improvement with install additional; Local flow improvement with install additional after the hot cleaning device 1 of pipe bar realized that at first can clean oil pipe with machine can clean sucker rod with machine again; Next has realized that the side of pipe bar advances side and go out, and around the hot cleaning device 1 of pipe bar, has been equipped with auxiliary equipment, and auxiliary equipment comprises conveying frame 5, telescopic pipe unit 13 and the feeding coaster 23 stung.

Conveying frame 5 is made up of bin and transit bridges 11 two parts, and said bin is welded by OCTG, can dispose pipe buttress, supporting hydraulic mandril device, chain type transmitting device on the conveying frame 5, to realize the lateral transport of pipe bar.Said transit bridges 11 is the arrangements for deflecting that are made up of eccentric wheel, is connected through rotating shaft with said bin, discharges at said bin front end during use also to overlap on the alignment pin of left chain type chain hook, can be hidden in said bin below when not using.

The telescopic pipe unit 13 of stinging is made up of gear, tooth bar, material hook, tie rod, optoelectronic switch, drive motors; Tooth bar is a hollow shaft; Termination near the tooth bar import is equipped with the material hook, and the driving tie rod opens the material hook or stings tightly, when optoelectronic switch detects pipe bar signal when tooth bar stretches out forward; The material hook is stung tight pipe rod end head, and gear rotation driving gear bar will be managed bar and is withdrawn on the feeding coaster 23.

Feeding coaster 23 is to adopt common four-wheel-type; The top of feeding coaster is provided with rotatable feeding nest; When stinging pipe unit and move to the pipe bar on the feeding coaster, workover rig is transferred the pipe bar, and the pipe rod end crown is on the feeding nest; The feeding coaster is along its slide, and the feeding nest lies on the track 9 of feeding coaster until the pipe bar with the deflection of pipe bar.

The hot cleaning method of machinery of the present invention by local flow improvement with install additional after the hot cleaning device of pipe bar, oil field shaft mouth site plant layout type and workflow constitute jointly.

Wherein the (1) local flow improvement with install additional after the hot cleaning device of pipe bar following:

1. will " on the support on insulation casing top drive motors be housed; connect transmission mechanism on the drive motors axle " is transformed into: insulation casing 6 is divided into cleaning case 12 and transmission case 8; Separate by thermal insulative board between cleaning case 12 and the transmission case 8; Drive motors is installed in the transmission case 8, and drive motors connects with wheel disc axle 3 through reducer and shaft coupling.

The benefit that insulation casing 6 is divided into cleaning case 12 and transmission case 8 is: drive motors and appliance controling element are installed in the transmission case 8; Can separate with the hygrothermal environment of formation in the cleaning case 12 like this, avoid influencing the application life of Electrical Safety and electric elements because of hygrothermal environment.To be incubated casing 6 further improvement and just can make it become skid-mounted type or vehicular equipment, the convenient transportation of being more convenient for like this.

2. will be transformed into " other end of transmission mechanism connects the wheel disc axle; the two ends of wheel disc axle respectively connect a wheel disc ": four or four wheel discs 4 that above structure is identical are installed on the wheel disc axle 3 of lengthening at least; Spacing between each adjacent wheel disc 4 can equate also can be unequal, but be as the criterion with 1/6 of short oil pipe or pony rod length near the spacing between two adjacent wheel discs 4 of transmission case 8 ends.

Relative sucker rod; The diameter of oil pipe is thick, tube wall is thicker; Common for two strong points of the minimum employing of the supporting of oil pipe, and the diameter of sucker rod is thinner, usually for two to four strong points of the minimum employing of the supporting of sucker rod; But because the length of sucker rod is certain; Length value according to sucker rod is confirmed the spacing between the wheel disc 4, but is as the criterion with 1/6 of short oil pipe or pony rod length near the spacing between two adjacent wheel discs 4 of transmission case 8 ends, can guarantee that oil pipe or sucker rod have the more strong point.

3. " fixed mount is sleeved on the wheel disc axle; the other end of fixed mount is fixedly connected on the support on insulation casing top " is transformed into: wheel disc axle 3 two ends of lengthening are fitted with 2, two fixed mounts 2 of fixed mount respectively and are installed on the support 24 of cleaning case 12 bottoms.

With the benefit of wheel disc axle 3 lengthenings is to guarantee to manage the running space of bar, makes the pipe bar in following " returning " process, still rotate in a counter-clockwise direction, and avoids managing bar and after heat cleans up and in " returning " process, receives secondary pollution.

Two fixed mounts are installed on the support 24 of cleaning case 12 bottoms, can avoid cleaning case " top-heavy " phenomenon, have simplified former cleaning case top mounting structure.

4. " respectively there is an arc-shaped partition in the outside of two wheel discs; three right-angle sides of arc-shaped partition below are fixedly connected on two sides and the bottom of insulation casing respectively; between the tooth on the arc of circle of arc-shaped partition and two the wheel disc circumference certain interval is arranged " is transformed into: the outside of each wheel disc 4 all is fitted with arc-shaped partition 17; To be customized for the said outside near transmission case 8 directions; Arc-shaped partition 17 is connected two sides of cleaning case 12, the interior circular arc of each arc-shaped partition 17 all with joining wheel disc 4 external arc be complementary.

The benefit that the interior circular arc of arc-shaped partition 17 and the external arc of wheel disc 4 are complementary is can prevent to cause wheel disc 4 clamping stagnations not rotate because of the sucker rod diameter is blocked by the gap when thin; And two sides that arc-shaped partition 17 is connected cleaning case 12 make cleaning case 12 bottoms connect; Cleaning case 12 inner sewers are more smooth and easy, avoid making greasy dirt remain in the both sides of arc-shaped partition 12 because of the obstruction of arc-shaped partition 12.

5. with " the incubator body side surface that arc-shaped partition is high-end is equipped with and its same inlet pipe conveyer highly; Another side of insulation casing of arc-shaped partition low side, be equipped with its same height go out to manage conveyer; The insulation casing left side is equipped with and the corresponding oil pipe import of inlet pipe conveyer; The another side on the insulation casing left side is equipped with and goes out to manage the corresponding oil pipe outlet of conveyer " deletion; above the left side of cleaning case 12 and right side, be respectively arranged with rectangular left feed inlet and outlet 21 and right feed inlet and outlet 15, on left feed inlet and outlet 21 and right feed inlet and outlet 15, add left discharge door 20 and right discharge door 14 through hinge; Outside the left side of cleaning case 12 with outside the right side, dispose left chain type chain hook 10 and right chain type chain hook 7 respectively, left chain type chain hook 10 constitutes by sprocket wheel, chain, material hook, power transmission shaft and braked wheel with right chain type chain hook 7; Above each wheel disc 4 and near left feed inlet and outlet 21 places and right feed inlet and outlet 15 places, be fixed with left pawl 19 and right ratchet 16 respectively, all left pawls 19 are realized interlock by a Left Drive axle, and all right ratchets 16 are realized interlock by a right power transmission shaft; Each wheel disc 4 upper left side and left pawl 19 below be respectively arranged with a left side and dial hook 22, all left sides are dialled hook 22 and are realized interlock by a left-hand rotation moving axis and be fixed in the cleaning case 12; Each wheel disc 4 above be respectively arranged with the right hook 18 of dialling with the left side of right ratchet 16, all right sides are dialled hook 18 and are realized interlock by a right-hand rotation moving axis and be fixed in the cleaning case 12; Left Drive axle, right power transmission shaft, left-hand rotation moving axis and right-hand rotation moving axis are implemented control by motor separately respectively, and these motors are separately fixed at the different parts of transmission case 8.

The benefit of above-mentioned local flow improvement is to realize the input and output material mode of the pipe hot cleaning device of bar " side is advanced side and gone out "; Make the outfit of equipment length of the hot cleaning device of pipe bar reduce at least more than 10 meters, the minimizing of floor space makes the hot cleaning device of pipe bar more be applicable to the layout of well site environment.

6. " the insulation lower box is equipped with circulating water intake, and circulating water intake connects circulating water pipe, and the other end of circulating water pipe connects circulating water pump; circulating water pump connects flushometer; flushometer is installed in rectangle insulation lower box " is transformed into: circulating water intake is equipped with in cleaning case 12 bottoms, and circulating water intake connects circulating water pipe, and the other end of circulating water pipe connects circulating water pump; Circulating water pump connects flushometer; Flushometer is divided into one group of inwall cleaning hose and one group of outer wall cleaning hose, and one group of inwall cleaning hose is aimed at the oil pipe endoporus flushing on the wheel disc 4, and one group of outer wall cleaning hose has the pipe bar outer wall flushing of aiming on the wheel disc.

The benefit of above-mentioned local flow improvement is to increase the cleanliness factor that the pipe bar cleans; Arranged apart and the separately control of inwall cleaning hose and outer wall cleaning hose; Inwall cleaning hose and outer wall cleaning hose are opening when cleaning oil pipe; The inwall cleaning hose cuts out when cleaning sucker rod, the outer wall cleaning hose opens, and saves heat energy.

7. with " it is spacing near switch that be equipped with at oil pipe place of putting in place in inlet pipe conveyer inlet body, the spacing top that is installed in casing near switch; " be transformed into: when the pipe bar was set level on the track 9 of feeding coaster 23, the optoelectronic switch that is installed on feeding coaster 23 tracks 9 sent command signal at this moment to left chain type chain hook 10.

8. " heater that passes two arc-shaped partitions is equipped with in the bottom of insulation casing; six faces of rectangle insulation casing are equipped with heat insulating material " is transformed into: the bottom of cleaning case 12 is equipped with the heater that passes all arc-shaped partitions 17; The top of cleaning case 12 also is equipped with the identical heater of structure, around cleaning case, wraps up with heat insulating material.

Above-mentioned through local flow improvement with install additional after the hot cleaning device of pipe bar all to the power 1 of Chinese patent " the hot cleaning device of a kind of automatical and efficient oil pipe ", architectural feature of the present invention is summarized as follows:

The hot cleaning device 1 of pipe bar has an insulation casing 6; Insulation casing 6 is divided into cleaning case 12 and transmission case 8; Separate by thermal insulative board between cleaning case 12 and the transmission case 8; Drive motors is installed in the transmission case 8, and drive motors connects with wheel disc axle 3 through reducer and shaft coupling, and four or four wheel discs 4 that above structure is identical are installed on the wheel disc axle 3 of lengthening at least; Spacing between each adjacent wheel disc 4 can equate also can be unequal, but be as the criterion with 1/6 of short oil pipe or pony rod length near the spacing between two adjacent wheel discs 4 of transmission case 8 ends; Wheel disc axle 3 two ends of lengthening are fitted with 2, two fixed mounts 2 of fixed mount respectively and are installed on the support 24 of cleaning case 12 bottoms; The outside of each wheel disc 4 all is fitted with arc-shaped partition 17, and arc-shaped partition 17 is connected two sides of cleaning case 12, the interior circular arc of each arc-shaped partition 17 all with joining wheel disc 4 external arc be complementary; Above the left side of cleaning case 12 and right side, be respectively arranged with rectangular left feed inlet and outlet 21 and right feed inlet and outlet 15, on left feed inlet and outlet 21 and right feed inlet and outlet 15, add left discharge door 20 and right discharge door 14 through hinge; Outside the left side of cleaning case 12 with outside the right side, dispose left chain type chain hook 10 and right chain type chain hook 7 respectively, left chain type chain hook 10 constitutes by sprocket wheel, chain, material hook, power transmission shaft and braked wheel with right chain type chain hook 7; Above each wheel disc 4 and near left feed inlet and outlet 21 places and right feed inlet and outlet 15 places, be fixed with left pawl 19 and right ratchet 16 respectively, all left pawls 19 are realized interlock by a Left Drive axle, and all right ratchets 16 are realized interlock by a right power transmission shaft; Each wheel disc 4 upper left side and left pawl 19 below be respectively arranged with a left side and dial hook 22, all left sides are dialled hook 22 and are realized interlock by a left-hand rotation moving axis and be fixed in the cleaning case 12; Each wheel disc 4 above be respectively arranged with the right hook 18 of dialling with the left side of right ratchet 16, all right sides are dialled hook 18 and are realized interlock by a right-hand rotation moving axis and be fixed in the cleaning case 12; Left Drive axle, right power transmission shaft, left-hand rotation moving axis and right-hand rotation moving axis are implemented control by motor separately respectively, and these motors are separately fixed at the different parts of transmission case 8; Circulating water intake is equipped with in cleaning case 12 bottoms; Circulating water intake connects circulating water pipe; The other end of circulating water pipe connects circulating water pump, and circulating water pump connects flushometer, and flushometer is divided into one group of inwall cleaning hose and one group of outer wall cleaning hose; One group of inwall cleaning hose is aimed at the oil pipe endoporus flushing on the wheel disc 4, and one group of outer wall cleaning hose has the pipe bar outer wall flushing of aiming on the wheel disc; When the pipe bar was set level on the track 9 of feeding coaster 23, the optoelectronic switch that is installed on feeding coaster 23 tracks 9 sent command signal at this moment to left chain type chain hook 10; The bottom of cleaning case 12 is equipped with the heater that passes all arc-shaped partitions 17, and the top of cleaning case 12 also is equipped with the identical heater of structure, around cleaning case, wraps up with heat insulating material.

In addition, the hot cleaning device 1 of pipe bar also comprises following characteristic:

Wheel disc 4 is processed a circular wheel disc by steel plate, is milled with centre bore at the center of wheel disc, and this centre bore is connected with wheel disc axle 3, is milled with the several holes that can put down the pipe bar on the excircle of wheel disc 4, on the excircle of wheel disc, forms teeth groove.According to practical experience, said several holes is preferably 24 holes.

Heater connects the coil pipe of processing by the metal tube that can use combustion gas, steam, hot water, hot air, deep fat and constitutes.

Flushometer is installed in the cleaning case 12.

Because the height of landing leg of the configuration of support 24 belows in the cleaning case 12 is inconsistent; Cleaning case 12 supports 24 supporting legs near the well head direction are high; Cleaning case 12 supports 24 supporting legs near transmission case 8 are low; Make wheel disc axle 3 center lines and well head direction in the hot cleaning device 1 of pipe bar produce,, do not pollute the well head scene in cleaning process so that the greasy dirt that oil pipe produces can be discharged more smoothly.The pipe bar through operations such as heating, immersion, flushing, control water, reaches the effect that cleans up in the cleaning case 12 of relative closure.

(2) oil field shaft mouth site plant layout type is following:

The oil pumper center line on-the-spot with oil field shaft mouth is the lateral fiducial line to the well head center line; With 23 tracks of the feeding coaster in the auxiliary equipment, 9 center lines is vertical reference line; The lateral fiducial line is located at the well head center line with the intersection point of vertical reference line; Pipe bar hot cleaning device 1 is configured in the left side of pulley rail 23, and the transmission case 8 in and the hot cleaning device 1 of pipe bar parallel with vertical reference line of wheel disc axle 3 axis in the hot cleaning device 1 of pipe bar deviates from the well head direction, disposes conveying frame 5 in the left side of feeding coaster 23; Right side at pipe bar hot cleaning device 1 also disposes the identical conveying frame of structure 5, disposes the telescopic pipe unit 13 of stinging at feeding coaster 23 to the locus of well head.

Above-mentioned layout type more fit the work flow that present oil field generally adopts and the work habit of operating worker are simplified existing operation technique.

The (3) workflow is following:

Under above-mentioned oil field shaft mouth site plant layout type

1. the heater that starts the hot cleaning device 1 of pipe bar reaches more than 90 ℃ cleaning case 12 interior water temperatures and environment temperature simultaneously; Heater is not only heated to the water quality in the cleaning case 12 but also the surrounding environment in the cleaning case 12 is heated; The original state of setting the hot cleaning device 1 of pipe bar is: the left relatively discharge door 20 of left pawl 19 is in open mode; The pawl of left pawl 19 point points to the upper end of left discharge door 20 during open mode, and the pawl point that is to say left pawl 19 points to not influence the pipe bar and gets into left discharge door 20 and be as the criterion; The right relatively discharge door 14 of right ratchet 16 is in closed condition, and the pawl of right ratchet 16 point points to the lower end of right discharge door 14 during closed condition, that is to say that the sharp right discharge door 14 that points to complete closed of pawl of right ratchet 16 is as the criterion; A left side is dialled hook 22 and all is in the state of hanging down with the right hook 18 of dialling; The a certain teeth groove that is provided with on the wheel disc 4 is over against left feed inlet and outlet 21 directions, and above-mentioned state is all implemented to detect through the optoelectronic switch that is arranged in the transmission case 8, to prepare before the start of accomplishing the hot cleaning device of pipe bar.

2. before above-mentioned start ready after; Through workover rig sucker rod is tripped out from well head earlier during well workover; When workover rig trips out sucker rod to a certain height; Stinging pipe unit 13 bites the termination, bottom of sucker rod earlier and sucker rod is pulled on the track 9 of feeding coaster 23; When workover rig falls, making sucker rod deviate from the well head direction under the effect of sucker rod at self gravitation slides on the track 9 of feeding coaster 23 fully; The optoelectronic switch that is installed on the feeding pulley rail 9 sends command signal at this moment to left chain type chain hook 10; Left side chain type chain hook 10 clockwise rotates sucker rod is transported on the cleaning case 12 left feed inlet and outlet 21 places and takes advantage of a situation and push left discharge door 20 open, and sucker rod falls on the inclined-plane of arc-shaped partition 17 left upper ends, and left pawl 19 rotated counterclockwise sucker rod was pushed in a certain teeth groove that is provided with on the wheel disc 4 this moment; Wheel disc 4 rotates counterclockwise a teeth groove angle and repeats above-mentioned fill process; Sucker rod in wheel disc 4 teeth groove that rotate counterclockwise at first obtains the heating of environment temperature in the cleaning case 12 and the immersion of hot water, goes to the below of right ratchet 16 more gradually through the cleaning of one group of outer wall cleaning hose, and right group hook 18 rotated counterclockwise sucker rod was pushed on the inclined-plane of arc-shaped partition 17 upper right sides this moment; Right ratchet 16 rotates counterclockwise sucker rod is pushed into right feed inlet and outlet 15; Right chain type chain hook 7 clockwise rotates and takes advantage of a situation and push right discharge door 14 open when right ratchet 16 rotates counterclockwise, and right chain type chain hook 7 is taken out of the sucker rod at right feed inlet and outlet 15 places outside the cleaning case 12 and dropped on the conveying frame 5 of cleaning case 1 right side configuration so circulation hot cleaning of all sucker rods fully.

Consider that the oil field shaft mouth scene do not install hanging device; For saving the length that is provided with of conveying frame 5; The sucker rod of hot cleaning can turn back on the conveying frame 5 of feeding coaster 23 left sides configuration through the hot cleaning device 1 of pipe bar on the cleaning case 12 right side conveying frames 5, and return course is following:

The return state of at first setting the hot cleaning device 1 of pipe bar is: the left relatively discharge door 20 of left pawl 19 is in closed condition; The pawl of left pawl 19 point points to the lower end of left discharge door 20 during closed condition, that is to say that the left discharge door 20 of the pawl point sensing complete closed of left pawl 19 is as the criterion; The right relatively discharge door 14 of right ratchet 16 is in open mode, and the pawl of right ratchet 16 point points to the upper end of right discharge door 14 during open mode, and the pawl point that is to say right ratchet 16 points to not influence the pipe bar and gets into right discharge door 14 and be as the criterion; A left side is dialled hook 22 and is in the state of hanging down, and right dialling on the hook 18 revolved; The a certain teeth groove that is provided with on the wheel disc 4 is over against right feed inlet and outlet direction, and above-mentioned state is all implemented to detect through the optoelectronic switch that is arranged in the transmission case 8, to accomplish the preparation of returning of the hot cleaning device 1 of pipe bar.

Before above-mentioned returning ready after; Right chain type chain hook 7 rotates counterclockwise sucker rod is transported on the cleaning case 12 right feed inlet and outlet 15 places and takes advantage of a situation and push right discharge door 14 open; Sucker rod falls on the inclined-plane of arc-shaped partition 17 upper right sides; Right ratchet 16 clockwise rotated sucker rod was pushed in a certain teeth groove that is provided with on the wheel disc 4 this moment; Wheel disc 4 rotates counterclockwise a teeth groove angle and repeats above-mentioned fill process; Wheel disc 4 teeth groove that rotate counterclockwise make sucker rod go on the inclined-plane of arc-shaped partition 17 left upper ends from wheel disc 4 tops; Left pawl 19 clockwise rotates sucker rod is pushed into left feed inlet and outlet 21, and left side chain type chain hook 10 rotates counterclockwise and takes advantage of a situation and push left discharge door 20 open when left pawl 19 clockwise rotates, and it is outer and drop on the transit bridges 11 on the feeding coaster 23 of cleaning case 12 left sides configuration that left chain type chain hook 10 is taken the sucker rod at left feed inlet and outlet 21 places out of cleaning case 12; Transit bridges 11 deflections go to sucker rod on the conveying frame 5 of feeding coaster 23 left sides configuration, so circulation work of returning of all sucker rods fully.

3. when the cleaning of sucker rod heat finishes and returns the conveying frame 5 of feeding coaster 23 left sides configuration; Workover rig trips out oil pipe again from well head; The hot cleaning of oil pipe and above-mentioned 2. hot cleaning are basic identical, and different is: under the heating of oil pipe environment temperature in cleaning case 12 and the immersion of hot water, oil pipe is not only through the cleaning of one group of outer wall cleaning hose; Also to could go to the below of right ratchet 16 then gradually through the cleaning of one group of inwall cleaning hose;

If need be when well head returns the charge of oil pipe; The return course of oil pipe and above-mentioned 2. return course are basic identical; Different is: oil pipe drops on the track 9 of feeding coaster 23 of cleaning case 12 right sides configurations and gets final product; Sting the afterbody that pipe unit 13 bites oil pipe earlier this moment oil pipe is dragged to the workover rig below, and then by workover rig oil pipe is winched to the well head top and implement oil pipe and return dress work.

When oil pipe return the dress finish after; The sucker rod that is placed on the feeding coaster 23 left side conveying frames 5 goes to sucker rod through transit bridges 11 deflections on the track 9 of feeding coaster 23; Sting the afterbody that pipe unit 13 bites sucker rod earlier this moment sucker rod is dragged to the workover rig below, and then by workover rig sucker rod is winched to the well head top and implement sucker rod and return dress work.

Above-mentioned oil field shaft mouth site plant layout type and workflow only are a kind of in the specific embodiment of the invention; According to local flow improvement of the present invention with install additional after the hot cleaning device of pipe bar and other oil field shaft mouth site plant layout type and the workflow of deriving all belong to protection scope of the present invention.

Claims

1. mechanical hot cleaning method of managing bar at the oil field shaft mouth scene; Pipe bar system described in the hot cleaning method of this machinery refers to oil pipe and sucker rod; Machinery described in the hot cleaning method of this machinery comprises pipe hot cleaning device of bar (1) and auxiliary equipment; Wherein manage the hot cleaning device of bar (1) used for reference Chinese patent " the hot cleaning device of a kind of automatical and efficient oil pipe " and to its carried out local flow improvement with install additional; Local flow improvement with install additional after the hot cleaning device of pipe bar (1) realized at first that can clean oil pipe with machine can clean sucker rod with machine again, next has realized that the side of pipe bar advances side and go out; Around the hot cleaning device of pipe bar, be equipped with auxiliary equipment, auxiliary equipment comprises conveying frame (5), telescopic pipe unit (13) and the feeding coaster (23) stung; The hot cleaning method of machinery of the present invention by local flow improvement with install additional after the hot cleaning device of pipe bar (1), oil field shaft mouth site plant layout type and workflow constitute jointly; It is characterized in that:

The (1) local flow improvement with install additional after the hot cleaning device of pipe bar (1) as follows:

1. will " on the support on insulation casing top drive motors be housed; connect transmission mechanism on the drive motors axle " is transformed into: insulation casing (6) is divided into cleaning case (12) and transmission case (8); Separate by thermal insulative board between cleaning case (12) and the transmission case (8); Drive motors is installed in the transmission case (8), and drive motors connects with wheel disc axle (3) through reducer and shaft coupling;

2. will be transformed into " other end of transmission mechanism connects the wheel disc axle; the two ends of wheel disc axle respectively connect a wheel disc ": four or four wheel discs (4) that above structure is identical are installed on the wheel disc axle (3) of lengthening at least; Spacing between each adjacent wheel disc (4) can equate also can be unequal, but be as the criterion with 1/6 of short oil pipe or pony rod length near the spacing between two adjacent wheel discs (4) of transmission case (8) end;

3. " fixed mount is sleeved on the wheel disc axle; the other end of fixed mount is fixedly connected on the support on insulation casing top " is transformed into: wheel disc axle (3) two ends of lengthening are fitted with fixed mount (2) respectively, and two fixed mounts (2) are installed on the support (24) of cleaning case (12) bottom;

4. " respectively there is an arc-shaped partition in the outside of two wheel discs; three right-angle sides of arc-shaped partition below are fixedly connected on two sides and the bottom of insulation casing respectively; between the tooth on the arc of circle of arc-shaped partition and two the wheel disc circumference certain interval is arranged " is transformed into: the outside of each wheel disc (4) all is fitted with arc-shaped partition (17); Arc-shaped partition (17) is connected two sides of cleaning case (12), and the interior circular arc of each arc-shaped partition (17) all is complementary with the external arc of joining wheel disc (4);

5. with " the incubator body side surface that arc-shaped partition is high-end is equipped with and its same inlet pipe conveyer highly; Another side of insulation casing of arc-shaped partition low side, be equipped with its same height go out to manage conveyer; The insulation casing left side is equipped with and the corresponding oil pipe import of inlet pipe conveyer; The another side that is incubated the casing left side is equipped with and goes out to manage the corresponding oil pipe of conveyer and exports " deletion; left side and top, right side at cleaning case (12) are respectively arranged with rectangular left feed inlet and outlet (21) and right feed inlet and outlet (15), on left input and output material (21) mouth and right feed inlet and outlet (15), add left discharge door (20) and right discharge door (14) through hinge; Outside the left side of cleaning case (12) He outside the right side, dispose left chain type chain hook (10) and right chain type chain hook (7) respectively, left chain type chain hook (10) and right chain type chain hook (7) constitute by sprocket wheel, chain, material hook, power transmission shaft and braked wheel; Locate to locate to be fixed with respectively left pawl (19) and right ratchet (16) in the top of each wheel disc (4) and near left feed inlet and outlet (21) with right feed inlet and outlet (15); All left pawls (19) are realized interlock by a Left Drive axle, and all right ratchets (16) are realized interlock by a right power transmission shaft; Each wheel disc (4) the below of upper left side and left pawl (19) be respectively arranged with a left side and dial hook (22), all left sides are dialled hook (22) and are realized interlock by a left-hand rotation moving axis and be fixed in the cleaning case (12); Each wheel disc (4) the left side of top and right ratchet (16) be respectively arranged with the right hook (18) of dialling, all right sides are dialled hook (18) and are realized interlock by a right-hand rotation moving axis and be fixed in the cleaning case; Said Left Drive axle, said right power transmission shaft, said left-hand rotation moving axis and said right-hand rotation moving axis are implemented control by motor separately respectively, and these motors are separately fixed at the different parts of transmission case (8);

6. " the insulation lower box is equipped with circulating water intake, and circulating water intake connects circulating water pipe, and the other end of circulating water pipe connects circulating water pump; circulating water pump connects flushometer; flushometer is installed in rectangle insulation lower box " is transformed into: circulating water intake is equipped with in cleaning case (12) bottom, and circulating water intake connects circulating water pipe, and the other end of circulating water pipe connects circulating water pump; Circulating water pump connects flushometer; Flushometer is divided into one group of inwall cleaning hose and one group of outer wall cleaning hose, and one group of inwall cleaning hose is aimed at the oil pipe endoporus flushing on the wheel disc (4), and one group of outer wall cleaning hose has the pipe bar outer wall flushing of aiming on the wheel disc;

7. with " it is spacing near switch that be equipped with at oil pipe place of putting in place in inlet pipe conveyer inlet body, the spacing top that is installed in casing near switch; " be transformed into: when the pipe bar was set level on the track of feeding coaster (23), the optoelectronic switch that is installed on feeding coaster (23) track sent command signal at this moment to left chain type chain hook (10);

8. " heater that passes two arc-shaped partitions is equipped with in the bottom of insulation casing; six faces of rectangle insulation casing are equipped with heat insulating material " is transformed into: the bottom of cleaning case (12) is equipped with the heater that passes all arc-shaped partitions (17); The top of cleaning case (12) also is equipped with the identical heater of structure, around cleaning case (12), wraps up with heat insulating material;

(2) oil field shaft mouth site plant layout type is following:

The oil pumper center line on-the-spot with oil field shaft mouth is the lateral fiducial line to the well head center line; Feeding coaster (23) track (9) center line with in the auxiliary equipment is vertical reference line; The lateral fiducial line is located at the well head center line with the intersection point of vertical reference line; To manage the hot cleaning device of bar (1) and be configured in the left side of pulley rail (9); Wheel disc axle (3) axis in the pipe hot cleaning device of bar (1) and transmission case (8) that manage in bar hot cleaning device (1) parallel with vertical reference line deviates from the well head direction; Configuration conveying frame (5) also disposes the identical conveying frame of structure (5) on the right side of the pipe hot cleaning device of bar (1) in the left side of feeding coaster (23), disposes the telescopic pipe unit (13) of stinging at feeding coaster (23) to the locus of well head;

The (3) workflow is following:

Under above-mentioned oil field shaft mouth site plant layout type