CN114789770A - Cover hole guardrail - Google Patents
Cover hole guardrail Download PDFInfo
- Publication number
- CN114789770A CN114789770A CN202210421302.0A CN202210421302A CN114789770A CN 114789770 A CN114789770 A CN 114789770A CN 202210421302 A CN202210421302 A CN 202210421302A CN 114789770 A CN114789770 A CN 114789770A
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- Prior art keywords
- chuck
- warning
- guardrail
- threaded sleeve
- pipe
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- 230000001681 protective effect Effects 0.000 claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000013016 damping Methods 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 13
- 238000003466 welding Methods 0.000 description 9
- 238000005096 rolling process Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000004922 lacquer Substances 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 206010000372 Accident at work Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/28—Other safety means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
- B63B17/04—Stanchions; Guard-rails ; Bulwarks or the like
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to the technical field of safety guardrails in shipbuilding, and discloses a hole covering guardrail, which comprises: the guardrail mounting device comprises a vertical rod pipe, a supporting pipe, a chuck and a protective chain, wherein a threaded sleeve is arranged at the top of the supporting pipe, the vertical rod pipe is arranged inside the threaded sleeve, the chuck is arranged on one side of the bottom of the supporting pipe, the cross section of the chuck is U-shaped, a chuck nut is arranged on one side of the top of the chuck, and a chuck bolt is arranged inside the chuck nut.
Description
Technical Field
The invention relates to the technical field of safety guardrails in shipbuilding, in particular to a hole covering guardrail.
Background
During the construction and use of the ship, the deck surface and manholes at the inner bottom of the cargo hold are indispensable as the inlets of the liquid tanks and the empty tanks. With the larger and larger modern ships, the liquid tanks and the empty tanks are also larger and higher. And during the ship subsection assembling and folding and underwater fitting-out operation, the ship needs to enter the cabin from the manhole for welding, polishing, painting, fitting-out piece installation and other works. Under the condition of cabin operation and ventilation requirement, the manhole cover can not be covered. However, the manhole is opened, and other personnel on the deck and the platform operate, so that great potential safety hazards exist, and the personnel can fall into the manhole to cause industrial accidents due to carelessness, which is a common thing in the past ship building. In order to ensure the safety of personnel during the construction and use process and avoid the personnel from falling due to foot loss, the use of the hole covering guardrail device is very necessary.
The manhole retainer ring of the existing special tool protection slipway is difficult to be universal due to more hole size types, the cost of the special guardrail for using the special hole is higher, and the economy is poorer.
Disclosure of Invention
The invention aims to provide a hole-covering guardrail, which solves the problems that the existing hole-covering guardrail in the background art is difficult to use universally, the guardrail special for a special hole is high in cost, and the economical efficiency is poor.
In order to achieve the purpose, the invention provides the following technical scheme: a manhole guard rail comprising: the novel vertical rod pipe comprises a vertical rod pipe, a supporting pipe, chucks and a protective chain, wherein a thread sleeve is arranged at the top of the supporting pipe, the vertical rod pipe is arranged inside the thread sleeve, the chuck is arranged on one side of the bottom of the supporting pipe, the section of the chuck is U-shaped, a chuck nut is arranged on one side of the top of the chuck, a chuck bolt is arranged inside the chuck nut, a cover hole is formed between the bottom of the chuck bolt and the chuck, hooks are arranged at the upper end and the lower end of the two sides of the vertical rod pipe, and the protective chain is hung between the two adjacent hooks of the vertical rod pipe.
Preferably, a protective cover is arranged on one side of the supporting tube and positioned outside the upper portion of the chuck bolt, a foot treading inflator pump is arranged in the center of the top of the protective cover, a warning inflation ball is arranged at the top of the vertical rod tube, an inflation tube is arranged between one end of an air inlet valve of the warning inflation ball and one end of an air outlet of the foot treading inflator pump, when a worker needs to perform hole punching operation in the using process of the guardrail, the foot treading inflator pump is used for inflating the warning inflation ball through the inflation tube, so that the warning inflation ball is inflated and expanded, workers outside a cover hole can be reminded through warning characters sprayed on the warning inflation ball in advance, construction is performed below the cover hole, the construction safety of the workers below the cover hole is improved while the warning effect is enhanced, after construction is completed, manual deflation is performed through a deflation valve at the top of the warning inflation ball, deflation of the warning inflation ball is deflated, construction warning is cancelled, is convenient and quick.
Preferably, thread bush outer wall one side is equipped with the clockwork spring winder, the inside winding of clockwork spring winder has warning area, is convenient for when the guardrail uses, through pulling out warning area from the clockwork spring winder, will warn and take an end card T type inslot in the thread bush outside again, form the warning protection between two thread bushes, be convenient for strengthen the warning protection of guardrail bottom.
Preferably, handles are arranged at the upper end and the lower end of one side of the upright tube, so that the guardrail can be conveniently transported, and workers can be conveniently assisted to go up and down the cover hole.
Preferably, the outer wall of the two sides of the threaded sleeve is provided with a T-shaped groove, the connecting part of the outer wall of the spring winder and the threaded sleeve is provided with a T-shaped clamping strip, one end of the warning tape is provided with the T-shaped clamping strip, and the spring winder is convenient to wind and unwind in the process of hanging the warning tape.
Preferably, warning inflatable ball top one end is equipped with the bleed valve, warning inflatable ball outer wall is equipped with the warning lacquer, is convenient for through the inflation and deflation of warning inflatable ball, realizes warning display and cancellation of characters on the warning inflatable ball, is convenient for remind the lid hole outside workman guardrail inside to have unmanned construction.
Preferably, a rotation-stopping screw is arranged on one side of the outer wall of the chuck nut, and a round steel rotating disc is arranged at the top of the chuck bolt, so that the chuck bolt can rotate conveniently.
Preferably, a through hole is formed in one side of the supporting tube above the protective cover, a through hole is formed in the bottom of the threaded sleeve, so that the inflation tube can be inserted in the supporting tube and the upright tube conveniently, the inflation tube can be hidden in the guardrail tube conveniently, the inflation tube can be protected conveniently, and the inflation tube can be connected with the warning inflation ball conveniently.
Preferably, the outer wall of the bottom of the upright tube is provided with an external thread at the connecting part with the threaded sleeve, and the inner wall of the threaded sleeve is provided with an internal thread for connecting the upright tube with the threaded sleeve.
Preferably, the connection part of the outer wall of the supporting pipe and the protective cover is provided with a damping rotating shaft, so that the protective cover can be opened and closed conveniently.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the arrangement of the vertical rod pipe, the supporting pipe and the chuck, when the hole-covering guardrail is used, the chuck and the supporting pipe are clamped at the edge of the inner ring of the hole-covering guardrail through the chuck bolt, the rotation stopping screw on the chuck nut is screwed, the chuck nut is prevented from loosening, the chuck is ensured to be connected and fastened, after the supporting pipe is installed, the vertical rod pipe is screwed into the threaded sleeve to install the vertical rod pipe, after the vertical rod pipe is installed, the protective chain is hung on the hook, and the guardrail is installed through the combination of the vertical rod pipe and the protective chain.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall front view structure of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is an enlarged schematic view of the spring winder of the present invention viewed from above;
fig. 4 is an enlarged top view of the shield connecting structure according to the present invention.
In the figure: 1-a vertical rod pipe; 2-a handle; 3-hooking; 4-thread bushing; 5-supporting a tube; 6-clamping head; 7-a collet nut; 8-cover holes; 9-a protective cover; 10-stepping on the inflator pump; 11-a chuck bolt; 12-warning inflatable ball; 13-spring winder; 14-a guard chain; 15-warning tape; 16-inflation tube.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The first embodiment is as follows:
referring to fig. 1-4, the present invention provides a technical solution: a manhole guard rail comprising: the utility model provides a pole pipe 1, the stay tube 5, chuck 6 and protective chain 14, the welding of 5 tops of stay tube has thread bush 4, the inside threaded connection of thread bush 4 has pole pipe 1, the welding of 5 bottom one sides of stay tube has chuck 6, chuck 6 cross-section is the U-shaped, the welding of 6 top one sides of chuck has chuck nut 7, the inside threaded connection of chuck nut 7 has chuck bolt 11, be the apron hole 8 between chuck bolt 11 bottom and the chuck 6, both ends welding has couple 3 about the pole pipe 1 both sides, it has protective chain 14 to hang between couple 3 of two adjacent pole pipes 1.
The protective cover 9 is rotatably connected to the outer side of one side of the supporting pipe 5 above the chuck bolt 11, the foot-operated inflator pump 10 is clamped in the center of the top of the protective cover 9, the warning inflation ball 12 is clamped in the top of the upright rod pipe 1, the inflation pipe 16 is clamped between one end of an air inlet valve of the warning inflation ball 12 and one end of an air outlet of the foot-operated inflator pump 10, when a worker needs to perform hole punching operation in the use process of the guardrail, the warning inflation ball 12 is inflated through the inflation pipe 16 by stepping on the inflator pump 10, so that the warning inflation ball 12 is inflated and expanded, through warning characters sprayed on the warning inflation ball 12 in advance, the worker outside the cover hole 8 is reminded conveniently, construction is performed below the cover hole 8, the warning effect is enhanced, the safety of the worker under the cover hole 8 is improved, after construction is completed, manual deflation is performed through a deflation valve at the top of the warning inflation ball 12, and the warning inflation ball 12 is deflated, the construction warning of someone is cancelled, and the method is convenient and fast.
4 outer wall one sides of thread bush are pegged graft and are had clockwork spring rolling ware 13, and the inside winding of clockwork spring rolling ware 13 has warning area 15, and when the guardrail was used, through pulling out warning area 15 from clockwork spring rolling ware 13, will warn and take 15 end cards T type inslot in the thread bush 4 outside again, form the warning protection between two thread bushes 4, be convenient for strengthen the warning protection of guardrail bottom.
T type groove has been seted up to the both sides outer wall of screw thread bush 4, and spring winder 13 outer wall is equipped with T shape card strip with screw thread bush 4 junction, and warning area 15 one end is equipped with T shape card strip, and the winding and unwinding in-process of spring winder 13 of being convenient for, the suspension of warning area 15.
The warning inflatable ball 12 top one end joint has the bleed valve, and the warning inflatable ball 12 outer wall is equipped with the warning lacquer, is convenient for fill the gassing through the inflation of warning inflatable ball 12, realizes warning inflatable ball 12 on the display and the cancellation of warning characters, is convenient for remind lid hole 8 outside workman's guardrail inside to have nobody to be under construction.
The screw thread connection of 7 outer walls of chuck nut has the screw of splining, and chuck bolt 11 top is equipped with the round steel carousel, and the rotation of chuck bolt 11 of being convenient for, 5 one sides of stay tube are located protection casing 9 top and have seted up the through-hole, and the through-hole has been seted up to thread bush 4 bottom, and the gas tube 16 of being convenient for alternates in stay tube 5 and pole setting pipe 1, and the gas tube 16 of being convenient for is hidden in the guardrail tube, is convenient for protect gas tube 16, is convenient for gas tube 16 and warns the connection of inflatable ball 12.
The outer wall of the bottom of the vertical rod pipe 1 is connected with the threaded sleeve 4, external threads are arranged at the position, connected with the threaded sleeve 4, of the outer wall of the bottom of the vertical rod pipe 1, internal threads are arranged on the inner wall of the threaded sleeve 4, the vertical rod pipe 1 is connected with the threaded sleeve 4, the damping rotating shaft is clamped at the position, connected with the protective cover 9, of the outer wall of the supporting pipe 5, and the protective cover 9 can be opened and closed conveniently.
Example two: in this embodiment, the outer wall of the support tube 5 is provided with a torsion spring hinge at the connection part with the protective cover 9.
Referring to fig. 1-4, the present invention provides a technical solution: a manhole guard rail comprising: the utility model provides a pole pipe 1, the stay tube 5, chuck 6 and protective chain 14, the welding of 5 tops of stay tube has thread bush 4, the inside threaded connection of thread bush 4 has pole pipe 1, the welding of 5 bottom one sides of stay tube has chuck 6, chuck 6 cross-section is the U-shaped, the welding of 6 top one sides of chuck has chuck nut 7, the inside threaded connection of chuck nut 7 has chuck bolt 11, be the apron hole 8 between chuck bolt 11 bottom and the chuck 6, both ends welding has couple 3 about the pole pipe 1 both sides, it has protective chain 14 to hang between couple 3 of two adjacent pole pipes 1.
The protective cover 9 is rotatably connected to the outer side of one side of the supporting pipe 5 above the chuck bolt 11, the foot-operated inflator pump 10 is clamped in the center of the top of the protective cover 9, the warning inflation ball 12 is clamped in the top of the upright rod pipe 1, the inflation pipe 16 is clamped between one end of an air inlet valve of the warning inflation ball 12 and one end of an air outlet of the foot-operated inflator pump 10, when a worker needs to perform hole punching operation in the use process of the guardrail, the warning inflation ball 12 is inflated through the inflation pipe 16 by stepping on the inflator pump 10, so that the warning inflation ball 12 is inflated and expanded, through warning characters sprayed on the warning inflation ball 12 in advance, the worker outside the cover hole 8 is reminded conveniently, construction is performed below the cover hole 8, the warning effect is enhanced, the safety of the worker under the cover hole 8 is improved, after construction is completed, manual deflation is performed through a deflation valve at the top of the warning inflation ball 12, and the warning inflation ball 12 is deflated, and the warning of construction by people is cancelled, so that the method is convenient and quick.
4 outer wall one sides of thread bush are pegged graft and are had clockwork spring rolling ware 13, and the inside winding of clockwork spring rolling ware 13 has warning area 15, and when the guardrail was used, through pulling out warning area 15 from clockwork spring rolling ware 13, will warn and take 15 end cards T type inslot in the thread bush 4 outside again, form the warning protection between two thread bushes 4, be convenient for strengthen the warning protection of guardrail bottom.
T type groove has been seted up to the both sides outer wall of screw thread bush 4, and spring winder 13 outer wall is equipped with T shape card strip with screw thread bush 4 junction, and warning area 15 one end is equipped with T shape card strip, and the winding and unwinding in-process of spring winder 13 of being convenient for, the suspension of warning area 15.
The warning inflatable ball 12 top one end joint has the bleed valve, and the warning inflatable ball 12 outer wall is equipped with the warning lacquer, is convenient for fill the gassing through the inflation of warning inflatable ball 12, realizes warning inflatable ball 12 on the display and the cancellation of warning characters, is convenient for remind lid hole 8 outside workman's guardrail inside to have nobody to be under construction.
7 outer wall one side threaded connection of chuck nut has the screw of splining, and 11 tops of chuck bolt are equipped with the round steel carousel, and the rotation of the chuck bolt 11 of being convenient for, 5 one sides of stay tube are located protection casing 9 top and have seted up the through-hole, and the through-hole has been seted up to thread bush 4 bottom, and the gas tube 16 of being convenient for alternates in stay tube 5 and pole setting pipe 1, and the gas tube 16 of being convenient for is hidden at the guardrail intraductally, is convenient for protect gas tube 16, is convenient for gas tube 16 and warns balloon 12's being connected.
The outer wall of the bottom of the upright rod pipe 1 is connected with the threaded sleeve 4, external threads are arranged at the connecting part of the outer wall of the bottom of the upright rod pipe 1 and the threaded sleeve 4, internal threads are arranged on the inner wall of the threaded sleeve 4, the upright rod pipe 1 is connected with the threaded sleeve 4, the outer wall of the supporting pipe 5 is connected with the protective cover 9, and the torsional spring hinge is clamped at the connecting part of the outer wall of the supporting pipe and the protective cover 9, so that the protective cover 9 can be automatically closed after being opened.
The working principle is as follows: when the manhole guardrail is used, through chuck bolt 11, press from both sides chuck 6 and stay tube 5 tightly at the inner circle edge of manhole 8, the rotation-stopping screw on chuck nut 7 screws, prevent that chuck nut 7 is not hard up, guarantee chuck 6 and connect the fastening, after the installation of stay tube 5 is accomplished, with upright pole pipe 1 revolve to thread bush 4 inside, carry out the installation of upright pole pipe 1, after the installation of upright pole pipe 1 is accomplished, hang protection chain 14 on couple 3, through the combination of upright pole pipe 1 and protection chain 14, realize the installation of guardrail, whole guardrail simple structure, can be applicable to the manhole use of different specifications, and the commonality is strong, and the protective effect is good, and the cost is saved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A manhole guard rail comprising: found pole pipe (1), stay tube (5), chuck (6) and guard chain (14), its characterized in that: the novel vertical rod pipe is characterized in that a threaded sleeve (4) is arranged at the top of the supporting pipe (5), a vertical rod pipe (1) is arranged inside the threaded sleeve (4), a chuck (6) is arranged on one side of the bottom of the supporting pipe (5), the section of the chuck (6) is U-shaped, a chuck nut (7) is arranged on one side of the top of the chuck (6), a chuck bolt (11) is arranged inside the chuck nut (7), a cover hole (8) is formed between the bottom of the chuck bolt (11) and the chuck (6), hooks (3) are arranged at the upper end and the lower end of the two sides of the vertical rod pipe (1), and a protective chain (14) is hung between the hooks (3) of the vertical rod pipe (1).
2. A manhole cover guardrail as claimed in claim 1, wherein: stay tube (5) one side is located chuck bolt (11) top outside and is equipped with protection casing (9), protection casing (9) top central authorities are equipped with the foot and step on inflator pump (10), upright pole pipe (1) top is equipped with warning inflatable ball (12), warning inflatable ball (12) admission valve one end and foot are stepped on and are equipped with gas tube (16) between inflator pump (10) gas outlet one end.
3. A manhole cover guardrail as claimed in claim 1, wherein: and a clockwork spring winder (13) is arranged on one side of the outer wall of the threaded sleeve (4), and a warning belt (15) is wound inside the clockwork spring winder (13).
4. A manhole cover guardrail as claimed in claim 1, wherein: handles (2) are arranged at the upper end and the lower end of one side of the vertical rod pipe (1).
5. A manhole cover guardrail as claimed in claim 3, wherein: the outer walls of two sides of the threaded sleeve (4) are provided with T-shaped grooves, T-shaped clamping strips are arranged at the connecting part of the outer wall of the clockwork spring winder (13) and the threaded sleeve (4), and the T-shaped clamping strips are arranged at one end of the warning belt (15).
6. A manhole guard rail according to claim 2, wherein: an air release valve is arranged at one end of the top of the warning inflatable ball (12), and warning paint is arranged on the outer wall of the warning inflatable ball (12).
7. A manhole cover guardrail as claimed in claim 1, wherein: and a rotation stopping screw is arranged on one side of the outer wall of the chuck nut (7), and a round steel turntable is arranged at the top of the chuck bolt (11).
8. A manhole cover guardrail as claimed in claim 1, wherein: one side of the supporting tube (5) is positioned above the protective cover (9) and is provided with a through hole, and the bottom of the threaded sleeve (4) is provided with a through hole.
9. A manhole guard rail according to claim 1, wherein: the connecting part of the outer wall of the bottom of the upright rod pipe (1) and the threaded sleeve (4) is provided with an external thread, and the inner wall of the threaded sleeve (4) is provided with an internal thread.
10. A manhole cover guardrail as claimed in claim 1, wherein: and a damping rotating shaft is arranged at the connecting part of the outer wall of the supporting tube (5) and the protective cover (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210421302.0A CN114789770A (en) | 2022-04-21 | 2022-04-21 | Cover hole guardrail |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210421302.0A CN114789770A (en) | 2022-04-21 | 2022-04-21 | Cover hole guardrail |
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CN114789770A true CN114789770A (en) | 2022-07-26 |
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CN202210421302.0A Pending CN114789770A (en) | 2022-04-21 | 2022-04-21 | Cover hole guardrail |
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CN212980469U (en) * | 2020-05-07 | 2021-04-16 | 沪东中华造船(集团)有限公司 | Guardrail bar is prevented to boats and ships lifting subject hatch board |
CN212714687U (en) * | 2020-06-23 | 2021-03-16 | 江西赣诚交通科技有限公司 | Adjustable anti-collision guardrail for road |
CN112026991A (en) * | 2020-07-24 | 2020-12-04 | 芜湖造船厂有限公司 | Protection device for manhole cover on ship and using method thereof |
CN214985901U (en) * | 2021-04-30 | 2021-12-03 | 于唯 | Ship lifting type guardrail |
CN215155520U (en) * | 2021-07-30 | 2021-12-14 | 芜湖造船厂有限公司 | Interim hole/manhole passageway protection frock |
CN215803731U (en) * | 2021-08-16 | 2022-02-11 | 中煤建工基础工程有限公司 | Combined guardrail for foundation pit construction |
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