CN110308164A - A kind of Storage Tank seam inspection device - Google Patents
A kind of Storage Tank seam inspection device Download PDFInfo
- Publication number
- CN110308164A CN110308164A CN201910735006.6A CN201910735006A CN110308164A CN 110308164 A CN110308164 A CN 110308164A CN 201910735006 A CN201910735006 A CN 201910735006A CN 110308164 A CN110308164 A CN 110308164A
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- Prior art keywords
- screw rod
- guide sleeve
- sleeve
- motor
- stage
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/03—Investigating materials by wave or particle radiation by transmission
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/10—Different kinds of radiation or particles
- G01N2223/101—Different kinds of radiation or particles electromagnetic radiation
- G01N2223/1016—X-ray
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/30—Accessories, mechanical or electrical features
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/629—Specific applications or type of materials welds, bonds, sealing compounds
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/646—Specific applications or type of materials flaws, defects
Abstract
The present invention relates to a kind of Storage Tank seam inspection devices, with rectangular frame, the lower part of braced frame is equipped with back-up roller wheel, the upper middle position of braced frame is equipped with mounting base, the bottom of mounting base is equipped with circumferential movable motor, the output end of circumferential movable motor is sequentially connected with circumferential traveling wheel, circumferential traveling wheel is walked along the upper end anchor ring of tank body to be measured, it is equipped on mounting base and focuses motor, it focuses and is connected with one on the output shaft of motor and focuses screw rod, the two sides for focusing motor are equipped with line slide rail, slide plate is slidably connected on line slide rail；The one defectoscope lifter being vertically arranged is housed, the lower end of defectoscope lifter is connected with an x-ray flaw detector on slide plate；The shortcomings that the present invention overcomes traditional defectoscope poor universalities, at the same also have many advantages, such as it is small in size, light-weight, be easy to carry and install simple, can satisfy the carrying out flaw detection of any width tank body out of 0~5 meter.
Description
Technical field
The present invention relates to defect-detecting equipment technical field, especially a kind of Storage Tank seam inspection device.
Background technique
The weld seam detection of large size Storage Tank tank body there are mainly two types of mode at present:
1. manual detection mode: defectoscope being mounted in the rack of a fixed chain block lower end, cucurbit and defectoscope
Frame is suspended on together in the rack that one can circumferentially walk along tank skin, when detecting longitudinal joint: being pulled chain block to drive and is visited
Hurt machine to go up and down along tank body longitudinal seam, so that the glue of housing outer surface will be attached to by the X-ray transparent shell that defectoscope emits
Piece exposure, judges that weld seam has zero defect from the depth of exposure of film；When detecting transverse joint: first chain block being pulled to consolidate defectoscope
It is scheduled on the height and position of circumferential weld, artificial promotion rack is done circumferential direction along tank skin and moved, and detection mode and principle are identical as longitudinal joint；On
Detection mode is stated, labor intensity of operating staff is especially big.
2. electronic detection mode: production one is existing to be suspended on the traveling wheel circumferentially walked on tank skin, and has and can erect
Go straight up to the frame of the screw pair of drop, circumferential traveling wheel and longitudinal screw mandrel pair are equipped with motor, and when detection passes through wireless remote monitering
Realize semi-automation control: vertical, horizontal uses motor driven respectively, realizes circumferential and longitudinal velocity and position essence by encoder
Really control, to achieve the purpose that precisely to detect.Its advantage is that personnel can carry out manipulation outside 40 meters overcomes artificial detection
When need climb up the injury climbed down to hide X-ray to personnel, reduce labor intensity；Reduce the quantity of operator, but
It is the disadvantage is that longitudinal lifting is to be drivingly connected the flaw detection rack on nut with long screw to realize, different height must make
With the screw rod of different length, do not have versatility so as to cause it.
Summary of the invention
The purpose of the present invention is to above situations to provide a kind of Storage Tank seam inspection device, which overcomes general
Property difference disadvantage, while also have many advantages, such as it is small in size, light-weight, be easy carrying and install simple, can satisfy from 0~5 meter
The carrying out flaw detection of any width tank body in range.
Concrete scheme of the invention is: a kind of Storage Tank seam inspection device, has rectangular frame, under braced frame
Portion is equipped with back-up roller wheel, and braced frame top is equipped with distribution box, and the upper middle position of braced frame is equipped with mounting base, peace
The bottom for filling bottom plate is equipped with circumferential movable motor, and the output end of circumferential movable motor is sequentially connected with circumferential traveling wheel, circumferential row
It walks wheel to walk along the upper end anchor ring of tank body to be measured, equipped with motor is focused on the mounting base, focuses motor
It is connected with one on output shaft and focuses screw rod, the two sides for focusing motor are equipped with line slide rail, slide on line slide rail
It is connected with slide plate, which connect with the screw rod transmission that focuses；One defectoscope being vertically arranged is housed on the slide plate
Lifter, the lower end of defectoscope lifter are connected with an x-ray flaw detector.
Further, heretofore described defectoscope lifter is scissor-type lifting mechanism, hydraulic cylinder elevating mechanism, multistage
Any one in screw rod bushing elevating mechanism.
Further, heretofore described multistage screw rod bushing elevating mechanism include outer layer guide sleeve, internal layer guide sleeve, in
Between multistage guide sleeve, internal layer screw rod, middle multi-stage screw rod and outer layer screw rod, wherein the outer wall of outer layer guide sleeve is equipped with installation
Fixed plate, the top of outer layer guide sleeve are equipped with motor driver, the output shaft and internal layer screw rod transmission of the motor driver
Connection, internal layer screw rod are arranged among outer layer guide sleeve；On the lower end inner wall of outer layer guide sleeve, each of middle multi-stage guide sleeve
Lower guide pad, the upper end of the independent guide sleeve of each of middle multi-stage guide sleeve are provided on the lower end inner wall of individual guide sleeve
Guide pad is provided on outer wall and on the upper end outer wall of internal layer guide sleeve, the upper guide pad on two neighboring guide sleeve and
Lower guide pad mutually clamps limit；On the inside of the independent guiding set upper side of each of middle multi-stage guide sleeve and internal layer guide sleeve
Feed screw nut is equipped on the inside of upper end；The quantity of middle multi-stage screw rod is corresponding with the quantity of middle multi-stage guide sleeve, intermediate more
Every screw rod, outer layer screw rod in grade screw rod all have outer silk screw thread and internal thread screw hole, every screw rod in middle multi-stage screw rod
And silk screw thread is connected with corresponding feed screw nut outside the upper end of outer layer screw rod, outside the lower end of every screw rod silk screw thread with
The internal thread screw hole of next section screw rod is connected；The internal thread screw hole phase of internal layer screw rod and the most upper section screw rod in middle multi-stage screw rod
Connection.
Further, heretofore described motor driver is collectively constituted by closed loop stepper motor and decelerating motor.
Further, heretofore described middle multi-stage guide sleeve quantity be 2~8, the quantity of middle multi-stage screw rod with
Middle multi-stage guide sleeve quantity is consistent and the two is arranged in a one-to-one correspondence.
Further, heretofore described braced frame has upper frame body, and the right and left of upper frame body is vertically provided with hand
The dynamic extension sleeve structure up and down adjusted is locked between adjacent sleeve by side wall bolt in upper and lower extension sleeve structure
Fastening；The lower end of upper and lower extension sleeve structure is connected with transversal stretching tube-in-tube structure, the front end dress of transversal stretching tube-in-tube structure
There is a back-up roller wheel, locking fastening, both sides are equally carried out by side wall bolt between adjacent sleeve in transversal stretching tube-in-tube structure
Transversal stretching tube-in-tube structure simultaneously to centre stretch out setting.
Further, extension sleeve structure, the sleeve section in transversal stretching tube-in-tube structure are rectangular up and down in the present invention
Sleeve or circular sleeve.
Further, hanging ring is additionally provided at the top of heretofore described braced frame.
Storage Tank seam inspection device of the invention has the advantages that
1. operator can manipulate outside 40 meters, need to climb up when overcoming artificial detection to climb down to hide X-ray pair
The injury of personnel, reduces labor intensity；The quantity for reducing operator simultaneously, behaviour is cooperated without arranging excessive people
Make.
2. the present apparatus does not use one filament rod structure and is accurately gone up and down, instead using multistage screw rod
With multistage guide sleeve structure, stroke can be the arbitrary value between 0~5 meter, and adaptation range is big, and focus adjustment also uses electronic
Regulative mode, it is efficient and convenient.
3. convenient when in addition to adapt to the wide detection and lifting of different plates, braced frame and back-up roller wheel are designed as can be with
By the stretching structure manually adjusted, when use, can be adjusted as needed at any time, and wide adaptation range is versatile.
4. the present apparatus overcomes the shortcomings that poor universality, while also having small in size, light-weight, easy carrying and installation letter
The advantages that single.
Detailed description of the invention
Fig. 1 is general structure schematic diagram of the invention；
Fig. 2 is the main view direction structural schematic diagram of apparatus of the present invention；
Fig. 3 is the side-looking direction structural schematic diagram of apparatus of the present invention；
Fig. 4 is the overlook direction structural schematic diagram of apparatus of the present invention；
Fig. 5 is multistage screw rod bushing elevating mechanism retracted state schematic diagram in the present invention；
Fig. 6 is that multistage screw rod bushing elevating mechanism all stretches out status diagram in the present invention
Fig. 7 is structure enlargement diagram at K in Fig. 6.
In figure: 1-upper frame body, 2-mounting bases, 3-line slide rails, 4-upper and lower extension sleeve structures, 5-laterally stretch
Contracting tube-in-tube structure, 6-back-up roller wheels, 7-x-ray flaw detectors, 8-defectoscope lifters, 9-motor drivers, 10-adjust
Focal length motor is saved, 11-circumferential movable motors, 12-distribution boxs, 13-hanging rings, 14-closed loop stepper motors, 15-focus
Screw rod, 16-decelerating motors, 17-tank bodies to be measured, 18-middle multi-stage guide sleeves, 19-outer layer guide sleeves, 20-outer layer silks
Bar, 21-internal layer guide sleeves, 22-mounting plates, 23-internal layer screw rods, 24-middle multi-stage screw rods, 25-feed screw nuts,
26-upper guide pads, 27-lower guide pads, 28-outer silk screw threads, 29-side wall bolts.
Specific embodiment
Referring to Fig. 1-Fig. 7, the present invention is a kind of Storage Tank seam inspection device, has rectangular frame, braced frame
Lower part is equipped with back-up roller wheel 6, and braced frame top is equipped with distribution box 12, and the upper middle position of braced frame is equipped with installation bottom
Plate 2, the bottom of mounting base are equipped with circumferential movable motor 11, and the output end of circumferential movable motor is sequentially connected with circumferential walking
Wheel, circumferential traveling wheel are walked along the upper end anchor ring of tank body 17 to be measured, equipped with motor 10 is focused on the mounting base, are adjusted
One, which is connected with, on the output shaft of section focal length motor focuses screw rod 15, the two sides for focusing motor are equipped with line slide rail 3,
Slide plate is slidably connected on line slide rail, which connect with the screw rod transmission that focuses；It is perpendicular equipped with one on the slide plate
To the defectoscope lifter 8 of arrangement, the lower end of defectoscope lifter is connected with an x-ray flaw detector 7.
Further, defectoscope lifter described in the present embodiment be scissor-type lifting mechanism, it is hydraulic cylinder elevating mechanism, more
Grade screw rod bushing elevating mechanism in any one.
Further, the elevating mechanism of multistage screw rod bushing described in the present embodiment includes outer layer guide sleeve 19, internal layer guiding
21, middle multi-stage guide sleeve 18, internal layer screw rod 23, middle multi-stage screw rod 24 and outer layer screw rod 20 are covered, wherein outer layer guide sleeve
Outer wall be equipped with mounting plate 22, the top of outer layer guide sleeve is equipped with motor driver, the motor driver it is defeated
Shaft is connect with internal layer screw rod transmission, and internal layer screw rod is arranged among outer layer guide sleeve；On the lower end inner wall of outer layer guide sleeve, in
Between be provided with lower guide pad 27 on each of the multistage guide sleeve lower end inner wall of individual guide sleeve, middle multi-stage guide sleeve
It is provided with guide pad 26 on each individually upper end outer wall of guide sleeve and on the upper end outer wall of internal layer guide sleeve, adjacent two
Upper guide pad and lower guide pad on a guide sleeve mutually clamp limit；On the independent guide sleeve of each of middle multi-stage guide sleeve
Feed screw nut 25 is equipped on the inside of end inside and the upper end of internal layer guide sleeve；The quantity of middle multi-stage screw rod is led with middle multi-stage
Quantity to set is corresponding, and the every screw rod, outer layer screw rod in middle multi-stage screw rod all have outer silk screw thread 28 and internal thread screw hole,
Every screw rod in middle multi-stage screw rod and silk screw thread is connected with corresponding feed screw nut outside the upper end of outer layer screw rod, often
Silk screw thread is connected with the internal thread screw hole of next section screw rod outside the lower end of root screw rod；In internal layer screw rod and middle multi-stage screw rod
The internal thread screw hole of most upper section screw rod is connected.
Further, motor driver 9 described in the present embodiment is total to by closed loop stepper motor 14 and decelerating motor 16
With composition.
Further, the quantity of middle multi-stage guide sleeve described in the present embodiment is 2~8, the quantity of middle multi-stage screw rod
Consistent and the two is arranged in a one-to-one correspondence with middle multi-stage guide sleeve quantity.
Further, braced frame described in the present embodiment has upper frame body 1, and the right and left of upper frame body is vertically provided with
The structure of extension sleeve up and down 4 manually adjusted, in upper and lower extension sleeve structure between adjacent sleeve by side wall bolt 29 into
Row locking fastening；The lower end of upper and lower extension sleeve structure is connected with transversal stretching tube-in-tube structure 5, transversal stretching tube-in-tube structure
Front end is equipped with back-up roller wheel 6, equally lock tightly by side wall bolt between adjacent sleeve in transversal stretching tube-in-tube structure
Gu the transversal stretching tube-in-tube structure on both sides stretches out setting to centre simultaneously.
Further, extension sleeve structure, the sleeve section in transversal stretching tube-in-tube structure are side up and down in the present embodiment
Shape sleeve or circular sleeve.
Further, hanging ring 13 is additionally provided at the top of braced frame described in the present embodiment, which is mainly used for passing through
Whole equipment is hoisted to the tank body upper edge to be measured of large-scale Storage Tank by hoisting apparatus.
The power of multistage screw rod bushing elevating mechanism in the present invention is closed loop stepper motor and the decelerating motor driving at top,
Customize the motor output shaft that output shaft is T-type screw rod, i.e. internal layer screw rod
The production of middle multi-stage screw rod: every level-one screw rod makes outer silk screw thread and internal thread screw hole, and the outer silk screw thread of upper level is under
The hollow lead screw of level-one screw rod internal thread screw hole cooperation；Quantity reaches required stroke and determines when all stretching out to be able to satisfy.
The production of middle multi-stage guide sleeve: be subject to can accommodate that level-one screw rod of maximum gauge determine minimum diameter that
Grade guide sleeve size, stays the gap 5mm between adjacent two-stage guide sleeve, and upper and lower guide pad is inlayed in gap to guarantee the cooperation of guiding
Precision.
The operating principle of apparatus of the present invention: before starting flaw detection work, boom hoisting is first passed through by the device of the invention
On Integral lifting to the top edge of tank body to be measured, according to the wall thickness and height of tank body, adjust separately transversal stretching tube-in-tube structure and
Back-up roller wheel, while so that upper-lower height meets, is also close to the outboard sidewalls of tank body to be measured, so by upper and lower extension sleeve structure
After tighten respective side wall bolt for corresponding extension sleeve fastening structure, during above-mentioned adjustment, circumferential traveling wheel can be
It walks on face tank body top edge；After preparation is carried out, start circumferential movable motor, closed loop stepper motor, decelerating motor, together
When open x-ray flaw detector, so that it may carries out lateral flaw detection weld seam, while defectoscope lifter while realizing circumferential walking on one side
Also it carries defectoscope and carries out longitudinal lifting flaw detection.
The working principle of defectoscope lifter: adjacent two-stage screw rod be all upper level outer silk screw thread and next stage it is interior
Silk screw hole is threadedly coupled, and has corresponding feed screw nut to connect, therefore when the rotation of the internal layer screw rod of the top level-one,
Due to playing the role of the guide and limit of upper and lower guide pad and feed screw nut, can step by step by the guide sleeve of next stage and screw rod successively
Expansion is stretched out, counter motion when withdrawal；This structure is adapted to the flaw detection demand of different tank body height, multistage guide sleeve
It is arbitrarily adjusted with multistage screw rod, answering property is very extensive in fact, and shrinks back and come without taking much space, while its lifting speed is compared
It is gone up and down in single screw rod, lifting speed greatly promotes, and also greatly improves flaw detection work efficiency.
Claims (8)
1. a kind of Storage Tank seam inspection device, has rectangular frame, the lower part of braced frame is equipped with back-up roller wheel, support frame
Frame top is equipped with distribution box, and the upper middle position of braced frame is equipped with mounting base, and the bottom of mounting base is equipped with circumferential direction
Movable motor, the output end of circumferential movable motor are sequentially connected with circumferential traveling wheel, and circumferential traveling wheel is upper along tank body to be measured
End ring face walking, it is characterised in that: equipped with motor is focused on the mounting base, focus and connect on the output shaft of motor
It being connected to one and focuses screw rod, the two sides for focusing motor are equipped with line slide rail, slide plate is slidably connected on line slide rail,
The slide plate is connect with the screw rod transmission that focuses；The one defectoscope lifter being vertically arranged, flaw detection are housed on the slide plate
The lower end of machine lifter is connected with an x-ray flaw detector.
2. a kind of Storage Tank seam inspection device according to claim 1, it is characterised in that: the defectoscope lifter is to cut
Fork elevating mechanism, hydraulic cylinder elevating mechanism, any one in multistage screw rod bushing elevating mechanism.
3. a kind of Storage Tank seam inspection device according to claim 2, it is characterised in that: the multistage screw rod bushing elevator
Structure includes outer layer guide sleeve, internal layer guide sleeve, middle multi-stage guide sleeve, internal layer screw rod, middle multi-stage screw rod and outer layer silk
Bar, wherein the outer wall of outer layer guide sleeve is equipped with mounting plate, and the top of outer layer guide sleeve is equipped with motor driver, the electricity
The output shaft of machine actuating device is connect with internal layer screw rod transmission, and internal layer screw rod is arranged among outer layer guide sleeve；Outer layer guide sleeve
Lower end inner wall on, on each of the middle multi-stage guide sleeve lower end inner wall of individual guide sleeve be provided with lower guide pad, in
Between be provided on each of the multistage guide sleeve upper end outer wall of independent guide sleeve and on the upper end outer wall of internal layer guide sleeve
Guide pad, upper guide pad and lower guide pad on two neighboring guide sleeve mutually clamp limit；It is every in middle multi-stage guide sleeve
Feed screw nut is equipped on the inside of a independent guiding set upper side and on the inside of the upper end of internal layer guide sleeve；The quantity of middle multi-stage screw rod
Corresponding with the quantity of middle multi-stage guide sleeve, every screw rod, outer layer screw rod in middle multi-stage screw rod all have outer silk screw thread
With internal thread screw hole, every screw rod in middle multi-stage screw rod and outside the upper end of outer layer screw rod silk screw thread with corresponding screw rod spiral shell
Parent phase connects, and silk screw thread is connected with the internal thread screw hole of next section screw rod outside the lower end of every screw rod；Internal layer screw rod and centre
The internal thread screw hole of a most upper section screw rod in multistage screw rod is connected.
4. a kind of Storage Tank seam inspection device according to claim 3, it is characterised in that: the motor driver be by
Closed loop stepper motor and decelerating motor collectively constitute.
5. a kind of Storage Tank seam inspection device according to claim 3, it is characterised in that: the middle multi-stage is oriented to tricks
Amount is 2~8, and the quantity of middle multi-stage screw rod is consistent with middle multi-stage guide sleeve quantity and the two is arranged in a one-to-one correspondence.
6. a kind of Storage Tank seam inspection device according to claim 1, it is characterised in that: the braced frame has upper ledge
Body, the right and left of upper frame body are vertically provided with the extension sleeve structure up and down manually adjusted, phase in upper and lower extension sleeve structure
Locking fastening is carried out by side wall bolt between adjacent sleeve；The lower end of upper and lower extension sleeve structure is connected with transversal stretching set
Barrel structure, the front end of transversal stretching tube-in-tube structure are equipped with back-up roller wheel, same between adjacent sleeve in transversal stretching tube-in-tube structure
Sample carries out locking fastening by side wall bolt, and the transversal stretching tube-in-tube structure on both sides stretches out setting to centre simultaneously.
7. a kind of Storage Tank seam inspection device according to claim 6, it is characterised in that: upper and lower extension sleeve structure, cross
Sleeve section into extension sleeve structure is square sleeve or circular sleeve.
8. a kind of Storage Tank seam inspection device according to claim 1, it is characterised in that: the top of the braced frame is also
Equipped with hanging ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910735006.6A CN110308164A (en) | 2019-08-09 | 2019-08-09 | A kind of Storage Tank seam inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910735006.6A CN110308164A (en) | 2019-08-09 | 2019-08-09 | A kind of Storage Tank seam inspection device |
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| CN110308164A true CN110308164A (en) | 2019-10-08 |
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| CN201910735006.6A Pending CN110308164A (en) | 2019-08-09 | 2019-08-09 | A kind of Storage Tank seam inspection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419803A (en) * | 2022-10-24 | 2022-12-02 | 江苏博智工程咨询有限公司 | Survey platform suitable for BIM |
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Application publication date: 20191008 |