CN102528418A - High-precision large-diameter flange steel pipe partition and rail-changing installation device and method - Google Patents
High-precision large-diameter flange steel pipe partition and rail-changing installation device and method Download PDFInfo
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- CN102528418A CN102528418A CN2012100073003A CN201210007300A CN102528418A CN 102528418 A CN102528418 A CN 102528418A CN 2012100073003 A CN2012100073003 A CN 2012100073003A CN 201210007300 A CN201210007300 A CN 201210007300A CN 102528418 A CN102528418 A CN 102528418A
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Abstract
A high-precision large-diameter flange steel pipe partition and rail-transfer mounting device and method comprises a support, a trolley track erected on the support, a transport trolley with universal wheels arranged on the trolley track, and a hoisting beam system arranged at a position to be mounted of two steel pipes; the trolley track consists of a first track and a second track, wherein the first track is vertical to the steel pipe installation axis, the second track is vertically intersected with the first track, and the second track is positioned on the steel pipe installation axis; the support consists of a first support and a second support, the first track is placed on the first support, the second track is placed on the second support, and the second support below the position where the steel pipe is to be installed is an adjustable support; the device and the method are suitable for installing the steel pipes of the circulating water pump room of the nuclear power station at the joint of each volute water outlet and the water delivery pipe gallery, can ensure the smooth installation of the butterfly valve, and can ensure the installation accuracy of two sections of steel pipes which are arranged at intervals under the condition that the design accuracy requirement is over the standard.
Description
Technical field
The present invention relates to a kind of device that can regulate the riding position of major diameter, heavy weight steel pipe, and use the method that this device is in place major diameter, heavy weight steel pipe.
Background technology
The nuclear power station circulating pump room is in each spiral case delivery port and water delivery piping lane junction; Be designed with two symmetrical major diameters, heavy weight steel pipe (rubber lined steel pipe); And the end of two steel pipes is designed with ring flange; Between two steel pipes, be designed with a butterfly valve, and butterfly valve adopts flange to be connected with steel pipe with certain-length.The signal of said steel pipe installation site sees Fig. 1 for details.Said butterfly valve when steel pipe and butterfly valve are installed, must be that the steel pipe at the butterfly valve two ends is embedded in earlier in the concrete because of reasons such as design technology and equipment purchases, treats after the civil engineering completion butterfly valve to be installed again.
Because the particularity of steel pipe design attitude is installed steel pipe as adopting traditional construction technology, has following problem.The one, because the steel pipe periphery is not fit to the erect-position point of large-scale crane, so can't directly lift to steel pipe; The 2nd, the precision of steel pipe is installed minimum permissible variation 1.5mm; Requirement far above civil engineering installation specification permissible variation 3mm; And conventional mounting technology does not have the accurate localization adjusting device; Can't guarantee the installation accuracy of two sections steel pipes separated by a distance, especially can't satisfy all pinpoint requirements of needs of each flange bolt eye on the steel pipe, so can not guarantee the smooth installation of post facility (being butterfly valve).
Summary of the invention
The purpose of this invention is to provide a kind of high accuracy, major diameter flange steel pipe compartment, become rail erecting device and method, solve the technical problem that traditional construction technology can't a said steel pipe of hoisted in position; And solve traditional construction technology and can't guarantee the installation accuracy of said steel pipe, especially can't guarantee butterfly valve that the later stage installs and each the flange eye on steel pipe problem one to one.
For realizing above-mentioned purpose; The present invention adopts following technical scheme: a kind of high accuracy, major diameter flange steel pipe compartment, become the rail erecting device, it is characterized in that: comprise support, take the trolley track that is placed on the support, be located at having with the travelling bogie of universal wheel and the lifting transverse beam system that is arranged on the plan installed position of two steel pipes on the trolley track.
Said trolley track is made up of a track and No. two tracks, and No. one track is installed axis perpendicular to steel pipe, and No. two tracks and track intersect vertically and No. two tracks are positioned at steel pipe and install on the axis.
Said support is made up of a support and No. two supports, and a said track is taken and is placed on support, and said No. two tracks are taken and are placed on No. two supports, and No. two supports that steel pipe is intended the below, installation site are adjustable support.
Said lifting transverse beam system comprises the steel pipe scaffold set up in the left and right sides of the plan installation site of two steel pipes, take and be placed on steel pipe and intend the crossbeam between the steel pipe scaffold of the left and right sides, installation site and hang over the cucurbit on the crossbeam.
The support platform that said adjustable support comprises the lattice column supporting leg, be connected the supporting leg crossbeam between the lattice column supporting leg and be connected the top of lattice column supporting leg through vertical adjusting screw; The screw thread of said vertical adjusting screw bottom is opposite with the hand of spiral on vertical adjusting screw top; And the bottom of vertical adjusting screw is threaded with the lattice column supporting leg; The top of vertical adjusting screw is threaded with support platform; The left and right sides of said support platform is equipped with and connects the bolt hole that detachable steel pad pin is used, and support platform wherein the bolt hole of a side be slotted hole.
Said lattice column supporting leg comprises vertical shaped steel that two notches are oppositely arranged, is welded on the top steel plate that the vertical shaped steel between two vertical shaped steel connects steel plate and is welded on two vertical shaped steel tops, and the bottom of said vertical adjusting screw is threaded with the top steel plate.
Said support platform is made up of platform crossbeam spaced apart; Said platform crossbeam comprises the horizontal shaped steel that two webs are oppositely arranged and is welded on the horizontal shaped steel connection steel plate between two horizontal shaped steel that the top of said vertical adjusting screw is connected steel plate with horizontal shaped steel and is threaded.
Said travelling bogie comprises vehicle frame, is connected the universal wheel of bottom of frame and is connected the symmetry taper liner plate in opposite directions on the vehicle frame through pole.
The top of said steel pipe scaffold is provided with adjustable jacking, and said crossbeam is taken through adjustable jacking and is placed on the steel pipe scaffold.
A kind of method of using high accuracy, major diameter flange steel pipe compartment, becoming the rail erecting device is characterized in that step is following: step 1, according to steel pipe installing and locating line, and, steel pipe emits the plan-position of adjustable support before installing; Step 2, adjustable support is in place, support and No. two supports except that adjustable support also are in place, a track and No. two tracks also are in place, carry out the double track leveling simultaneously; Step 3, travelling bogie is placed on track; Step 4, with tower crane with first lifting steel pipes to travelling bogie; Step 5, traction travelling bogie make the crossing of travelling bogie along track to a track and No. two tracks 4; Step 6, through the jack stand travelling bogie, 90 ° of directions are rotated universal wheel, travelling bogie are fallen again, and universal wheel is dropped down onto on No. two tracks; Step 7, traction travelling bogie make travelling bogie intend the installation site along No. two track to steel pipes; Step 8, utilize the lifting transverse beam system steel pipe of slinging, remove travelling bogie, No. two tracks and No. two supports except that adjustable support, the detachable steel pad pin of installation on adjustable support; Step 9, steel pipe is placed on the adjustable support; Step 10, repeating step four to nine place second steel pipe; Step 11, through adjustment adjustable support accurately height, perpendicularity and the horizontal direction position of two steel pipes of adjustment; Draw the bolt position line in step 12, the flange bolt eye on the ring flange of two steel pipes; Adjust the position of the flange bolt eye of two steel pipes according to the bolt position line; Guarantee that flange bolt eye relative position is corresponding one by one, in being adjusted to design permissible variation scope; Step 13, two steel pipes of adjusted good position are fixed, casting concrete then.
The support platform that said adjustable support comprises the lattice column supporting leg, be connected the supporting leg crossbeam between the lattice column supporting leg and be connected the top of lattice column supporting leg through vertical adjusting screw; The screw thread of said vertical adjusting screw bottom is opposite with the hand of spiral on vertical adjusting screw top; The bottom of vertical adjusting screw is connected with the screw top of lattice column supporting leg; The top of vertical adjusting screw is threaded with support platform; The left and right sides of said support platform is equipped with and connects the bolt hole that detachable steel pad pin is used, and the bolt hole of a wherein side of support platform is a slotted hole; In the said step 11; Through adjusting height and the perpendicularity that vertical adjusting screw comes the adjustable support platform; Accurately adjust the height and the perpendicularity of steel pipe thus; Regulate the position of detachable steel pad pin through unclamping bolt in the slotted hole, adjust the horizontal direction position of steel pipe thus, steel pipe tights a bolt after being adjusted to the exact position again.
The another kind of method of using high accuracy, major diameter flange steel pipe compartment, becoming the rail erecting device is characterized in that step is following: step 1, according to steel pipe installing and locating line, and, steel pipe emits the plan-position of adjustable support before installing; Step 2, adjustable support is in place, support and No. two supports except that adjustable support also are in place, a track and No. two tracks also are in place, carry out the double track leveling simultaneously; Step 3, travelling bogie is placed on track; Step 4, with tower crane with first lifting steel pipes to travelling bogie; Step 5, traction travelling bogie make the crossing of travelling bogie along track to a track and No. two tracks; Step 6, through the jack stand travelling bogie, 90 ° of directions are rotated universal wheel, travelling bogie are fallen again, and universal wheel is dropped down onto on No. two tracks; Step 7, traction travelling bogie make travelling bogie intend the installation site along No. two track to steel pipes; Step 8, utilize the lifting transverse beam system steel pipe of slinging, remove travelling bogie, No. two tracks and No. two supports except that adjustable support, the detachable steel pad pin of installation on adjustable support; Step 9, steel pipe is placed on the adjustable support; Step 10, through adjustment adjustable support accurately height, perpendicularity and the horizontal direction position of first steel pipe of adjustment; Step 11, repeating step four to ten, the height, perpendicularity and the horizontal direction position that place second steel pipe and adjust second steel pipe; Draw the bolt position line in step 12, the flange bolt eye on the ring flange of two steel pipes; Adjust the position of the flange bolt eye of two steel pipes according to the bolt position line; Guarantee that flange bolt eye relative position is corresponding one by one, in being adjusted to design permissible variation scope; Step 13, two steel pipes of adjusted good position are fixed, casting concrete then.
The support platform that said adjustable support comprises the lattice column supporting leg, be connected the supporting leg crossbeam between the lattice column supporting leg and be connected the top of lattice column supporting leg through vertical adjusting screw; The screw thread of said vertical adjusting screw bottom is opposite with the hand of spiral on vertical adjusting screw top; The bottom of vertical adjusting screw is connected with the screw top of lattice column supporting leg; The top of vertical adjusting screw is threaded with support platform; The left and right sides of said support platform is equipped with and connects the bolt hole that detachable steel pad pin is used, and the bolt hole of a wherein side of support platform is a slotted hole; In said step 10 and the step 11; Through adjusting height and the perpendicularity that vertical adjusting screw comes the adjustable support platform; Accurately adjust the height and the perpendicularity of steel pipe thus; Regulate the position of detachable steel pad pin through unclamping bolt in the slotted hole, adjust the horizontal direction position of steel pipe thus, steel pipe tights a bolt after being adjusted to the exact position again.
Compared with prior art the present invention has following characteristics and beneficial effect: 1, the present invention is applicable to the installation of nuclear power station circulating pump room at the steel pipe of each spiral case delivery port and water delivery piping lane junction, and having overcome large-scale hoisting machinery can't once lift the problem that puts in place with above-mentioned steel pipe.
2, the present invention can guarantee the smooth installation of butterfly valve, and the installation accuracy of the steel pipe that can guarantee to require under the situation of supergage two sections to be separated by to arrange in design accuracy can guarantee that especially butterfly valve and each flange eye on the steel pipe can both be corresponding one by one.
3, the present invention carries out first vertical transport with on-the-spot existing tower crane or crane; Then track cross level transportation; Chain block carries out the transportation technology of secondary vertical lifting then, and it is higher to suspend conveyor tool and site requirements to have solved traditional handicraft, can't adapt to the shortcoming in complicated construction place.
4, the present invention adopts the universal wheel of track and the travelling bogie of two square crossings to solve by lifting the place first steel pipe is transported to the problem of installation site, need not to lay the conveying track of big radius of turn.
5, the traditional method of steel pipe positioning correcting is; Usually be employed in steel pipe pading plate piece all around when carrying out the position, school with correction; Vertical adjusting screw of not finely tuning and left and right sides steel foot pad; This way for feasible under the not high situation of preparatory reason pipe required precision (± 3mm), under the situation that this supergage of ± 1.5mm scope requires, then be difficult to meet design requirement for bolt hole center's required precision.And among the present invention, the installation of steel pipe is proofreaied and correct and has been adopted the shaped steel adjustable support that can finely tune, this adjustable support all can to finely tune flexibly up and down steel pipe, compares traditional mounting bracket and carries out the steel pipe positioning correcting more easily.
6, the maximum characteristics of the present invention are to make the installation correction of steel pipe become convenient, accurate; And the requirement of mechanical transport reduced greatly; Labor strength is reduced greatly, speed of application is obviously accelerated, specifically; Just be to use the present invention to accomplish the installation of a steel pipe and only reinforce and need 2 days, can practice thrift 1 day
than traditional method.
Description of drawings
Below in conjunction with accompanying drawing the present invention is done further detailed explanation.
Fig. 1 is the installation site sketch map of steel pipe.
Fig. 2 is the floor plan sketch map of high accuracy, major diameter flange steel pipe compartment, change rail erecting device.
Fig. 3 is the sketch map of travelling bogie.
Fig. 4 is the sketch map of A-A section among Fig. 3.
Fig. 5 is the sketch map of B-B section among Fig. 3.
Fig. 6 is that steel pipe is placed in the sketch map on the adjustable support through travelling bogie and No. two tracks.
Fig. 7 is that steel pipe is placed in the sketch map on the adjustable support through detachable steel pad pin.
Fig. 8 is the sketch map of adjustable support.
Fig. 9 is the sketch map of C-C section among Fig. 8.
Figure 10 is the sketch map of D-D section among Fig. 8.
Figure 11 is the sketch map that adjustable support is provided with bolt hole.
Figure 12 is that a track is taken and is placed on the sketch map on the support No. one.
Figure 13 is the sketch map of E-E section among Figure 12.
Figure 14 is the sketch map that jack jacking travelling bogie becomes rail.
Figure 15 is two flange bolt eyes on steel pipe sketch mapes on the bolt position line relatively.
Figure 16 is the sketch map of F-F section among Figure 15.
Reference numeral: 1-steel pipe; 1.1-ring flange; 1.2-flange bolt eye; The 2-travelling bogie; 2.1-vehicle frame; 2.2-universal wheel; 2.3-taper liner plate; 2.4-pole; Track of 3-; No. two tracks of 4-; Support of 5-; No. two supports of 6-; The 7-steel pipe scaffold; The adjustable jacking of 8-; The 9-crossbeam; The 10-cucurbit; The detachable steel pad of 11-pin; The 12-jack; 13-lattice column supporting leg; 13.1-vertical shaped steel; 13.2-vertical shaped steel connects steel plate; 13.3-top steel plate; 14-supporting leg crossbeam; The 15-support platform; 15.1-horizontal shaped steel; 15.2-laterally shaped steel connects steel plate; The vertical adjusting screw of 16-; The 17-bolt hole; The 18-steel pipe is installed axis; 19-bolt position line; The 20-seal ring.
The specific embodiment
Embodiment is referring to shown in Figure 2; This high accuracy, major diameter flange steel pipe compartment, become the rail erecting device, comprise support, take the trolley track that is placed on the support, be located at having on the trolley track with the travelling bogie 2 of universal wheel 2.2 and the lifting transverse beam system that is arranged on the plan installed position of two steel pipes.Said support is used for the support of trolley track, and said trolley track is the designated lane of steel pipe transportation, and said travelling bogie 2 is instruments of steel pipe transportation, the lifting when said lifting transverse beam system is used for the steel pipe location.The present invention adopts two orthogonal rail (track 3 and No. two tracks 4) that steel pipe 1 is transported to tower crane and covers the infield beyond the working range R, and promptly steel pipe is intended the installation site.
Said trolley track is made up of a track 3 and No. two tracks 4, and track 3 installs perpendicular to steel pipe that 18, No. two tracks 4 of axis intersect vertically with track 3 and No. two tracks 4 are positioned on the steel pipe installation axis 18.Said support is made up of a support 5 and No. two supports 6, and a said track 3 is taken and is placed on support 5, and said No. two tracks 4 are taken and are placed on No. two supports 6, and No. two supports 6 that steel pipe is intended the below, installation site are adjustable support.A said support 5 is referring to Figure 12, Figure 13, and a support 5 is the framework property supports that are welded by shaped steel.
Because tower crane can handling to the position generally can not just in time install on the axis at steel pipe; So lay a paths (track 3) along axis being installed earlier perpendicular to steel pipe; Along steel pipe axis is installed then and is re-layed second path (No. two tracks 4); With the square crossing of article one path, article one path must be in the work coverage of tower crane.
Referring to Fig. 8-11; In the present embodiment; The support platform 15 that said adjustable support comprises lattice column supporting leg 13, be connected the supporting leg crossbeam 14 between the lattice column supporting leg 13 and be connected the top of lattice column supporting leg 13 through vertical adjusting screw 16; The screw thread of said vertical adjusting screw bottom is opposite with the hand of spiral on vertical adjusting screw top, and vertically the bottom of adjusting screw 16 is threaded with lattice column supporting leg 13, and the top of vertical adjusting screw 16 is threaded with support platform 15; The left and right sides of said support platform 15 is equipped with the bolt hole 17 that connects detachable steel pad pin 11 usefulness, and support platform wherein the bolt hole 17 of a side be slotted hole.
Said lattice column supporting leg 13 comprises two vertical shaped steel 13.1, is welded on the top steel plate 13.3 that the vertical shaped steel between two vertical shaped steel 13.1 connects steel plate 13.2 and is welded on two vertical shaped steel tops, and the bottom of said vertical adjusting screw 17 is threaded with top steel plate 13.3.Said vertical shaped steel can be channel-section steel, angle steel, I-steel etc.
Said lattice column supporting leg 13 is welded with supporting leg crossbeam 14 usefulness shaped steel; Be used to support the weight of top steel pipe; Said vertical adjusting screw 16 is used to connect lattice column supporting leg 1 and support platform 15, is used to regulate the height of steel pipe simultaneously, and said support platform 15 is used for direct rest steel pipe 1; Slotted hole on said detachable steel pad pin 11 and the support platform 15 is used for the accurate location to the horizontal direction of steel pipe 1.
Said support platform 15 is made up of platform crossbeam spaced apart; Said platform crossbeam comprises two horizontal shaped steel 15.1 and is welded on the horizontal shaped steel connection steel plate 15.2 between two horizontal shaped steel that the top of said vertical adjusting screw 17 is connected steel plate 15.2 with horizontal shaped steel and is threaded.Said horizontal shaped steel can be channel-section steel, angle steel, I-steel etc.
Referring to Fig. 2, Fig. 6, Fig. 7, said lifting transverse beam system comprises the steel pipe scaffold 7 set up in the left and right sides of the plan installation site of two steel pipes, take and be placed on steel pipe and intend the crossbeam 9 between the steel pipe scaffold 7 of the left and right sides, installation site and hang over the cucurbit 10 on the crossbeam 9.The top of steel pipe scaffold 7 is provided with adjustable jacking 8, and said crossbeam 9 is taken through adjustable jacking 8 and is placed on the steel pipe scaffold 7.
Referring to Fig. 3-5, the present invention processes special-purpose travelling bogie, and this travelling bogie 2 comprises vehicle frame 2.1, is connected the universal wheel 2.2 of bottom of frame and is connected the symmetry taper liner plate 2.3 in opposite directions on the vehicle frame 2.1 through pole 2.4.Said vehicle frame 2.1 is welded by shaped steel.But said universal wheel 2.2 free adjustment directions.
First kind of method of using above-mentioned high accuracy, major diameter flange steel pipe compartment, becoming the rail erecting device, its step is following: step 1, according to steel pipe installing and locating line,, steel pipe emits the plan-position of adjustable support before installing; Step 2, adjustable support is in place; Support 5 and No. two supports 6 except that adjustable support also are in place (support of trolley track are installed promptly; Embark on journey by its position placement), a track 3 and No. two tracks 4 also are in place, carry out the double track leveling simultaneously; Step 3, travelling bogie 2 is placed on (being that travelling bogie is in place to the track assigned address) on track 3; Step 4, first steel pipe 1 lifted to travelling bogie 2 with tower crane; Step 5, with chain block traction travelling bogie 2, make the crossing of travelling bogie 2 along 3 to tracks 3 of a track and No. two tracks 4; Step 6, through jack 12 jack-up travelling bogies 2 (referring to Figure 14); Make universal wheel 2.2 be higher than orbital plane; 90 ° of directions are rotated universal wheel 2.2; Again travelling bogie 2 is fallen, universal wheel 2.2 is dropped down onto on No. two tracks 4, realize becoming rail (jack is used for the assistant conveyance dolly and becomes rail); Step 7, with chain block traction travelling bogie 2, make travelling bogie 2 intend installation sites along No. two track 4 to steel pipes; Step 8, utilization lifting transverse beam system are sling, and (steel pipe scaffold is set up in the both sides in steel pipe plan installation site to steel pipe; Crossbeam is installed; With the crossbeam is the strong point; With cucurbit 10 steel pipe of slinging), remove travelling bogie 2, No. two tracks 4 and No. two supports 6 except that adjustable support, detachable steel pad pin 11 is installed on adjustable support; Step 9, decline jack are placed in steel pipe 1 on the adjustable support; Step 10, repeating step four to nine place second steel pipe; Step 11, through adjustment adjustable support accurately height, perpendicularity and the horizontal direction position of two steel pipes 1 of adjustment; Step 12, referring to Figure 15, Figure 16; Draw bolt position line 19 in the flange bolt eye 1.2 on the ring flange 1.1 of two steel pipes 1; Adjust the position of the flange bolt eye of two steel pipes according to bolt position line 19; Guarantee that flange bolt eye relative position is corresponding one by one, in being adjusted to design permissible variation scope; Step 13, with two steel pipes of adjusted good position, 1 fixed (employing), casting concrete then with of the steel pipe fixation of fixation such as steel pipe bottom pad parallels with the adjusted good position.
Use above-mentioned high accuracy, major diameter flange steel pipe compartment, become the support platform 15 that adjustable support in the method for rail erecting device comprises lattice column supporting leg 13, is connected the supporting leg crossbeam 14 between the lattice column supporting leg 13 and is connected the top of lattice column supporting leg 13 through vertical adjusting screw 16 for first kind; The screw thread of said vertical adjusting screw bottom is opposite with the hand of spiral on vertical adjusting screw top; The bottom of vertical adjusting screw 16 is connected with the screw top of lattice column supporting leg 13; The top of vertical adjusting screw 16 is threaded with support platform 15; The left and right sides of said support platform 15 is equipped with the bolt hole that connects detachable steel pad pin 11 usefulness, and the bolt hole of a wherein side of support platform is a slotted hole; In the said step 11; Through adjusting height and the perpendicularity that vertical adjusting screw 16 comes adjustable support platform 15; Accurately adjust the height and the perpendicularity of steel pipe 1 thus; Regulate the position of detachable steel pad pin 11 through unclamping bolt in the slotted hole, adjust the horizontal direction position of steel pipe 1 thus, steel pipe 1 tights a bolt after being adjusted to the exact position again.
Second kind of method of using above-mentioned high accuracy, major diameter flange steel pipe compartment, becoming the rail erecting device, its step is following: step 1, according to steel pipe installing and locating line,, steel pipe emits the plan-position of adjustable support before installing; Step 2, adjustable support is in place; Support 5 and No. two supports 6 except that adjustable support also are in place (support of trolley track are installed promptly; Embark on journey by its position placement), a track 3 and No. two tracks 4 also are in place, carry out the double track leveling simultaneously; Step 3, travelling bogie 2 is placed on (being that travelling bogie is in place to the track assigned address) on track 3; Step 4, first steel pipe 1 lifted to travelling bogie 2 with tower crane; Step 5, with chain block traction travelling bogie 2, make the crossing of travelling bogie 2 along 3 to tracks 3 of a track and No. two tracks 4; Step 6, through jack 12 jack-up travelling bogies 2 (referring to Figure 14); Make universal wheel 2.2 be higher than orbital plane; 90 ° of directions are rotated universal wheel 2.2; Again travelling bogie 2 is fallen, universal wheel 2.2 is dropped down onto on No. two tracks 4, realize becoming rail (jack is used for the assistant conveyance dolly and becomes rail); Step 7, with chain block traction travelling bogie 2, make travelling bogie 2 intend installation sites along No. two track 4 to steel pipes; Step 8, utilization lifting transverse beam system are sling, and (steel pipe scaffold is set up in the both sides in steel pipe plan installation site to steel pipe; Crossbeam is installed; With the crossbeam is the strong point; With cucurbit 10 steel pipe of slinging), remove travelling bogie 2, No. two tracks 4 and No. two supports 6 except that adjustable support, detachable steel pad pin 11 is installed on adjustable support; Step 9, decline jack are placed in steel pipe 1 on the adjustable support; Step 10, through adjustment adjustable support accurately height, perpendicularity and the horizontal direction position of first steel pipe of adjustment; Behind the position of step 11, first steel pipe of measurement inspection, repeating step four to ten, the height, perpendicularity and the horizontal direction position that place second steel pipe and adjust second steel pipe; Draw the bolt position line in step 12, the flange bolt eye 1.2 on the ring flange 1.1 of two steel pipes 1; Adjust the position of the flange bolt eye of two steel pipes according to the bolt position line; Guarantee that flange bolt eye relative position is corresponding one by one, in being adjusted to design permissible variation scope; Step 13, with two steel pipes of adjusted good position, 1 fixed (employing), casting concrete then with of the steel pipe fixation of fixation such as steel pipe bottom pad parallels with the adjusted good position.
Use above-mentioned high accuracy, major diameter flange steel pipe compartment, become the support platform 15 that adjustable support in the method for rail erecting device comprises lattice column supporting leg 13, is connected the supporting leg crossbeam 14 between the lattice column supporting leg 13 and is connected the top of lattice column supporting leg 13 through vertical adjusting screw 16 for second kind; The screw thread of said vertical adjusting screw bottom is opposite with the hand of spiral on vertical adjusting screw top; The bottom of vertical adjusting screw 16 is connected with the screw top of lattice column supporting leg 13; The top of vertical adjusting screw 16 is threaded with support platform 15; The left and right sides of said support platform 15 is equipped with the bolt hole that connects detachable steel pad pin 11 usefulness, and the bolt hole of a wherein side of support platform is a slotted hole; In said step 10 and the step 11; Through adjusting height and the perpendicularity that vertical adjusting screw 16 comes adjustable support platform 15; Accurately adjust the height and the perpendicularity of steel pipe 1 thus; Regulate the position of detachable steel pad pin 11 through unclamping bolt in the slotted hole, adjust the horizontal direction position of steel pipe 1 thus, steel pipe 1 tights a bolt after being adjusted to the exact position again.
After step 6 in the method for above-mentioned two kinds of above-mentioned high accuracy of application, major diameter flange steel pipe compartment, change rail erecting device finishes, can remove a track 3 and a support 5.
In the present embodiment; The steel pipe 1 that it is 3.2m that the nuclear power station circulating pump room is designed with two symmetrical diameters in each spiral case delivery port and water delivery piping lane junction; Average every steel pipe weighs 5.9 tons, and the end of steel pipe 1 is designed with ring flange 1.1, is designed with the butterfly valve of a long 4600mm between while two steel pipes; Butterfly valve adopts flange to be connected with steel pipe, and 80 flange bolt eyes 1.2 are arranged on each ring flange.
Claims (10)
- A high accuracy, major diameter flange steel pipe compartment, become the rail erecting device, it is characterized in that: comprise support, take the trolley track that is placed on the support, be located at having on the trolley track with the travelling bogie (2) of universal wheel (2.2) and the lifting transverse beam system that is arranged on the plan installed position of two steel pipes;Said trolley track is made up of a track (3) and No. two tracks (4); A track (3) is installed axis (18) perpendicular to steel pipe, and No. two tracks (4) intersect vertically with a track (3) and No. two tracks (4) are positioned on the steel pipe installation axis (18);Said support is made up of a support (5) and No. two supports (6); A said track (3) is taken and is placed on the support (5); Said No. two tracks (4) are taken and are placed on No. two supports (6), and No. two supports (6) of below, steel pipe plan installation site are adjustable support;Said lifting transverse beam system comprises the steel pipe scaffold (7) set up in the left and right sides of the plan installation site of two steel pipes, take and be placed on steel pipe and intend the crossbeam (9) between the steel pipe scaffold (7) of the left and right sides, installation site and hang over the cucurbit (10) on the crossbeam (9).
- 2. high accuracy according to claim 1, major diameter flange steel pipe compartment, change rail erecting device; It is characterized in that: the support platform (15) that said adjustable support comprises lattice column supporting leg (13), be connected the supporting leg crossbeam (14) between the lattice column supporting leg (13) and be connected the top of lattice column supporting leg (13) through vertical adjusting screw (16); The screw thread of said vertical adjusting screw bottom is opposite with the hand of spiral on vertical adjusting screw top; And the bottom of vertical adjusting screw (16) is threaded with lattice column supporting leg (13); The top of vertical adjusting screw (16) is threaded with support platform (15); The left and right sides of said support platform (15) is equipped with the bolt hole (17) that connects detachable steel pad pin (11) usefulness, and support platform wherein the bolt hole of a side (17) be slotted hole.
- 3. high accuracy according to claim 2, major diameter flange steel pipe compartment, change rail erecting device; It is characterized in that: said lattice column supporting leg (13) comprises two vertical shaped steel (13.1), is welded on the top steel plate (13.3) that the vertical shaped steel between two vertical shaped steel (13.1) connects steel plate (13.2) and is welded on two vertical shaped steel tops, and the bottom of said vertical adjusting screw (17) is threaded with top steel plate (13.3).
- 4. high accuracy according to claim 2, major diameter flange steel pipe compartment, change rail erecting device; It is characterized in that: said support platform (15) is made up of platform crossbeam spaced apart; Said platform crossbeam comprises two horizontal shaped steel (15.1) and is welded on the horizontal shaped steel connection steel plate (15.2) between two horizontal shaped steel that the top of said vertical adjusting screw (17) is connected steel plate (15.2) with horizontal shaped steel and is threaded.
- 5. high accuracy according to claim 1, major diameter flange steel pipe compartment, change rail erecting device, it is characterized in that: said travelling bogie (2) comprises vehicle frame (2.1), is connected the universal wheel (2.2) of bottom of frame and is connected the symmetry taper liner plate (2.3) in opposite directions on the vehicle frame (2.1) through pole (2.4).
- 6. high accuracy according to claim 1, major diameter flange steel pipe compartment, change rail erecting device; It is characterized in that: the top of said steel pipe scaffold (7) is provided with adjustable jacking (8), and said crossbeam (9) is taken through adjustable jacking (8) and is placed on the steel pipe scaffold (7).
- 7. method of using any high accuracy among the aforesaid right requirement 1-6, major diameter flange steel pipe compartment, becoming the rail erecting device is characterized in that step is following:Step 1, according to steel pipe installing and locating line, before steel pipe is installed, emit the plan-position of adjustable support;Step 2, adjustable support is in place, a support (5) and No. two supports (6) except that adjustable support also are in place, a track (3) and No. two tracks (4) also are in place, carry out the double track leveling simultaneously;Step 3, travelling bogie (2) is placed on the track (3);Step 4, first steel pipe (1) lifted to travelling bogie (2) with tower crane;Step 5, traction travelling bogie (2) make travelling bogie (2) along the crossing of a track (3) a to track (3) with No. two tracks (4);Step 6, through jack (12) jack-up travelling bogie (2), 90 ° of directions are rotated universal wheel (2.2), travelling bogie (2) are fallen again, and universal wheel (2.2) is dropped down onto on No. two tracks (4);Step 7, traction travelling bogie (2) make travelling bogie (2) intend the installation site along No. two tracks (4) to steel pipe;Step 8, utilize the lifting transverse beam system steel pipe of slinging, remove travelling bogie (2), No. two tracks (4) and No. two supports (6) except that adjustable support, installation detachable steel pad pin (11) on adjustable support;Step 9, steel pipe (1) is placed on the adjustable support;Step 10, repeating step four to nine place second steel pipe;Step 11, through adjustment adjustable support accurately height, perpendicularity and the horizontal direction position of two steel pipes of adjustment (1);Draw bolt position line (19) in step 12, the flange bolt eye (1.2) on the ring flange (1.1) of two steel pipes (1); Adjust the position of the flange bolt eye of two steel pipes according to bolt position line (19); Guarantee that flange bolt eye relative position is corresponding one by one, in being adjusted to design permissible variation scope;Step 13, two steel pipes (1) of adjusted good position are fixed, casting concrete then.
- 8. high accuracy according to claim 7, major diameter flange steel pipe compartment, change rail erecting device; It is characterized in that: the support platform (15) that said adjustable support comprises lattice column supporting leg (13), be connected the supporting leg crossbeam (14) between the lattice column supporting leg (13) and be connected the top of lattice column supporting leg (13) through vertical adjusting screw (16); The screw thread of said vertical adjusting screw bottom is opposite with the hand of spiral on vertical adjusting screw top; The bottom of vertical adjusting screw (16) is connected with the screw top of lattice column supporting leg (13); The top of vertical adjusting screw (16) is threaded with support platform (15); The left and right sides of said support platform (15) is equipped with the bolt hole (17) that connects detachable steel pad pin (11) usefulness, and the wherein bolt hole of a side (17) of support platform is a slotted hole; In the said step 11; Through adjusting height and the perpendicularity that vertical adjusting screw (16) comes adjustable support platform (15); Accurately adjust the height and the perpendicularity of steel pipe (1) thus; Regulate the position of detachable steel pad pin (11) through unclamping bolt in the slotted hole, adjust the horizontal direction position of steel pipe (1) thus, tight a bolt again after steel pipe (1) is adjusted to the exact position.
- 9. method of using any high accuracy among the aforesaid right requirement 1-6, major diameter flange steel pipe compartment, becoming the rail erecting device is characterized in that step is following:Step 1, according to steel pipe installing and locating line, before steel pipe is installed, emit the plan-position of adjustable support;Step 2, adjustable support is in place, a support (5) and No. two supports (6) except that adjustable support also are in place, a track (3) and No. two tracks (4) also are in place, carry out the double track leveling simultaneously;Step 3, travelling bogie (2) is placed on the track (3);Step 4, first steel pipe (1) lifted to travelling bogie (2) with tower crane;Step 5, traction travelling bogie (2) make travelling bogie (2) along the crossing of a track (3) a to track (3) with No. two tracks (4);Step 6, through jack (12) jack-up travelling bogie (2), 90 ° of directions are rotated universal wheel (2.2), travelling bogie (2) are fallen again, and universal wheel (2.2) is dropped down onto on No. two tracks (4);Step 7, traction travelling bogie (2) make travelling bogie (2) intend the installation site along No. two tracks (4) to steel pipe;Step 8, utilize the lifting transverse beam system steel pipe of slinging, remove travelling bogie (2), No. two tracks (4) and No. two supports (6) except that adjustable support, installation detachable steel pad pin (11) on adjustable support;Step 9, steel pipe (1) is placed on the adjustable support;Step 10, through adjustment adjustable support accurately height, perpendicularity and the horizontal direction position of first steel pipe of adjustment;Step 11, repeating step four to ten, the height, perpendicularity and the horizontal direction position that place second steel pipe and adjust second steel pipe;Draw the bolt position line in step 12, the flange bolt eye (1.2) on the ring flange (1.1) of two steel pipes (1); Adjust the position of the flange bolt eye of two steel pipes according to the bolt position line; Guarantee that flange bolt eye relative position is corresponding one by one, in being adjusted to design permissible variation scope;Step 13, two steel pipes (1) of adjusted good position are fixed, casting concrete then.
- 10. high accuracy according to claim 9, major diameter flange steel pipe compartment, change rail erecting device; It is characterized in that: the support platform (15) that said adjustable support comprises lattice column supporting leg (13), be connected the supporting leg crossbeam (14) between the lattice column supporting leg (13) and be connected the top of lattice column supporting leg (13) through vertical adjusting screw (16); The screw thread of said vertical adjusting screw bottom is opposite with the hand of spiral on vertical adjusting screw top; The bottom of vertical adjusting screw (16) is connected with the screw top of lattice column supporting leg (13); The top of vertical adjusting screw (16) is threaded with support platform (15); The left and right sides of said support platform (15) is equipped with the bolt hole (17) that connects detachable steel pad pin (11) usefulness, and the wherein bolt hole of a side (17) of support platform is a slotted hole; In said step 10 and the step 11; Through adjusting height and the perpendicularity that vertical adjusting screw (16) comes adjustable support platform (15); Accurately adjust the height and the perpendicularity of steel pipe (1) thus; Regulate the position of detachable steel pad pin (11) through unclamping bolt in the slotted hole, adjust the horizontal direction position of steel pipe (1) thus, tight a bolt again after steel pipe (1) is adjusted to the exact position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100073003A CN102528418B (en) | 2012-01-11 | 2012-01-11 | High-precision large-diameter flange steel pipe partition and rail-changing installation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100073003A CN102528418B (en) | 2012-01-11 | 2012-01-11 | High-precision large-diameter flange steel pipe partition and rail-changing installation method |
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| CN102528418A true CN102528418A (en) | 2012-07-04 |
| CN102528418B CN102528418B (en) | 2013-12-04 |
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| CN2012100073003A Expired - Fee Related CN102528418B (en) | 2012-01-11 | 2012-01-11 | High-precision large-diameter flange steel pipe partition and rail-changing installation method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104154897A (en) * | 2014-09-09 | 2014-11-19 | 南车洛阳机车有限公司 | Tooling for CRTS II type track template processing plane detection |
| CN112320236A (en) * | 2020-10-27 | 2021-02-05 | 广西路桥工程集团有限公司 | Prefabricated part transportation steering system and method |
| CN115026583A (en) * | 2022-06-09 | 2022-09-09 | 江西中一建工集团有限公司 | Vertical assembly production line of rectangular steel pipe of prefabricated building |
| CN116280977A (en) * | 2023-05-18 | 2023-06-23 | 苏州柳溪机电工程有限公司 | Space-earth chain conveying system |
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Also Published As
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|---|---|
| CN102528418B (en) | 2013-12-04 |
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