CN116290116A - Anti-falling well lid and method for construction - Google Patents

Anti-falling well lid and method for construction Download PDF

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Publication number
CN116290116A
CN116290116A CN202310491706.1A CN202310491706A CN116290116A CN 116290116 A CN116290116 A CN 116290116A CN 202310491706 A CN202310491706 A CN 202310491706A CN 116290116 A CN116290116 A CN 116290116A
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CN
China
Prior art keywords
ring
cover
lid
seat
locking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310491706.1A
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Chinese (zh)
Inventor
叶峰
潘晓文
闫其政
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fanchang County Jianghe Water Resources And Hydropower Construction Engineering Co ltd
Original Assignee
Fanchang County Jianghe Water Resources And Hydropower Construction Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by Fanchang County Jianghe Water Resources And Hydropower Construction Engineering Co ltd filed Critical Fanchang County Jianghe Water Resources And Hydropower Construction Engineering Co ltd
Priority to CN202310491706.1A priority Critical patent/CN116290116A/en
Publication of CN116290116A publication Critical patent/CN116290116A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/12Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14Covers for manholes or the like; Frames for covers
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/12Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/127Manhole shafts; Other inspection or access chambers; Accessories therefor with devices for impeding fall or injuries of persons
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/60Planning or developing urban green infrastructure

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

The invention relates to the field of well covers, in particular to an anti-falling well cover for construction, which comprises a first cover ring and a second cover ring, wherein the first cover ring and the second cover ring are symmetrically arranged, an extending anti-falling member is arranged between the first cover ring and the second cover ring, two first extending seats are respectively and fixedly arranged at two ends of the first cover ring, two second extending seats are respectively and fixedly arranged at two ends of the second cover ring, an adjusting member is arranged between the first extending seats and the second extending seats, a first top ring is arranged below the second cover ring, a second top ring is arranged below the first cover ring, a locking member is arranged between the second cover ring and the first top ring, and a locking member is arranged between the first cover ring and the second top ring.

Description

Anti-falling well lid and method for construction
Technical Field
The invention relates to the field of well covers, in particular to an anti-falling well cover for construction and a method.
Background
In the construction process of some projects, because the well lid is not installed at the well head department on the building site yet, so in order to avoid falling the well phenomenon, generally can cover at the well head department and establish a temporary frame in order to prevent to fall as the well lid, however current because the size of frame is unanimous, can't adjust, leads to can't adapt to not the well head of equidimension and uses, is difficult to satisfy the use needs.
Disclosure of Invention
The invention aims to solve the defects in the background art and provides an anti-falling well cover and a method for construction.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a construction is with preventing weighing down well lid, includes a lid ring and No. two lid rings, no. one lid ring is the symmetry setting with No. two lid rings, be provided with between lid ring and No. two lid rings and extend the anti-weighing down piece, no. one lid ring's both ends respectively fixed mounting have two to stretch out the seat, no. two lid ring's both ends respectively fixed mounting have two to stretch out the seat, no. one stretch out the seat and stretch out and be provided with the regulating part between the seat No. two, no. two lid ring's below is provided with a top ring, no. two lid rings are provided with No. two top rings in the below of a lid ring, be provided with the retaining member between No. two lid rings and No. one top ring, no. one top ring's inside surface and No. two top ring's inside surface all block and are equipped with the reinforcing ejector pin, the reinforcing ejector pin is the slope setting, the reinforcing ejector pin props top on extending the anti-weighing down piece.
Preferably, the extension anti-falling member comprises a plurality of second supporting rods fixedly mounted on the inner outer surface of the second cover ring, a plurality of first supporting rods are fixedly mounted on the inner outer surface of the first cover ring, extension rods extend from the end parts of the second supporting rods, the second supporting rods and the extension rods are integrally formed, the first supporting rods are arranged in a hollow mode, the extension rods are attached to and penetrate through the inside of the first supporting rods, the reinforcing supporting rods on the first top ring are supported and propped against the lower end edge of the second supporting rods, and the reinforcing supporting rods on the second top ring are supported and propped against the lower end edge of the first supporting rods.
Preferably, the inside surface of No. one top ring and the inside surface of No. two top rings are all fixed mounting has the clamping seat, the lower tip laminating of strengthening the ejector pin runs through in the up end of clamping seat, the side fixed mounting of clamping seat has the carrier sleeve, the inside coaxial elastic mounting who bears the cover has the chucking post, the one end laminating of chucking post is run through from the side laminating of bearing the cover, the other end laminating of chucking post is run through in proper order in the side of clamping seat and the side of strengthening the ejector pin.
Preferably, the draw-in groove has been seted up to the up end of clamping seat, the lower tip laminating of strengthening the ejector pin is in the inside of draw-in groove, the coaxial inlay of surface of chucking post has No. two bulge loops, no. two bulge loops laminating in the inside surface of bearing the weight of cover and the side of clamping seat, the outside winding of chucking post has No. two spring bodies, no. two spring body's one end and No. two bulge loops fixed connection, no. two spring body's the other end and the inside side fixed connection of bearing the weight of the cover, no. two holding ring of one end fixed mounting of chucking post.
Preferably, the regulating part comprises a display sleeve which penetrates through the inside of the first extending seat, a display column is penetrated and inlaid in the inside of the second extending seat, the display column is jointed and penetrated in the inside of the display sleeve, a threaded sleeve is penetrated and inlaid at the edge of the upper end of the display sleeve, a threaded column is screwed in the inside of the threaded sleeve, the lower end part of the threaded column is tightly pressed on the display column, and a hand wheel is coaxially and fixedly mounted on the upper part of the outer surface of the threaded column.
Preferably, the retaining member includes two locking seats of inlaying respectively in the inboard surface middle part of No. two cover rings and the inboard surface middle part of No. one cover rings, the up end middle part of No. one top ring and the up end middle part of No. two top rings respectively fixed mounting have two mounts, the upper end laminating of mount runs through in the inside of locking seat, the upper end edge of mount is the slope setting, the side fixed mounting of locking seat has the shell that bears, the inside coaxial elastic mounting who bears the shell has the locking post, the one end laminating of locking post runs through from the side laminating of bearing the shell, the other end laminating of locking post runs through in proper order in the side of locking seat and the side of mount.
Preferably, the outer surface of the locking column is coaxially inlaid with a first convex ring, the first convex ring is attached to the inner outer surface of the bearing shell and the side surface of the locking seat, a first spring body is wound on the outer side of the locking column, one end of the first spring body is fixedly connected with the first convex ring, the other end of the first spring body is fixedly connected with the inner side surface of the bearing shell, and a first holding ring is fixedly installed at one end of the locking column.
The application method of the anti-falling well cover for construction is also provided, and the application method comprises the following steps:
s1: loosening the threaded column according to the size of the wellhead to adjust the distance between the first cover ring and the second cover ring;
s2: then assembling the reinforced ejector rod on the first top ring and the second top ring;
s3: and then fixing the first top ring on the second cover ring, fixing the second top ring on the first cover ring, and then placing the first cover ring and the second cover ring in the wellhead.
Compared with the prior art, the invention has the following beneficial effects:
1. through the regulating part that sets up, can directly rotate the screw thread post, make screw thread post utilization and screw thread cover between the screw thread move up, let the exhibition post can slide in the exhibition cover under losing the press of screw thread post, with adjust the distance between No. one lid ring and No. two lid rings, extension rod laminating on No. two die-pins is in No. one die-pins at this moment slides, with the interval of adaptation No. one lid ring and No. two lid rings, with this size that lets No. one lid ring and No. two lid rings can adapt to the well head of equidimension and use, in order to satisfy the use needs.
2. Through the strengthening ejector pin that sets up, can hold in the palm carrying to No. two die-pins and die-pin from the lower part, make No. two die-pins and die-pin when receiving the weight, its gravity can be on the wall of a well through No. one the top ring, no. two top rings under the guide of strengthening the ejector pin to this improves the bearing capacity of No. two die-pins and die-pin and No. one, and then improves its anti-falling effect.
3. Through the retaining member that sets up, can directly stimulate the locking post, make the locking post that is propped up by the spring body can break away from between mount and the locking seat, the subsequent downward pulling mount, with dismantle No. one the top ring from No. two lid rings, no. two the top ring is dismantled from No. one lid rings, directly pull the chucking post afterwards, make the chucking post that is propped up by the spring body No. two can break away from between strengthening ejector pin and the cartridge seat, with will strengthen the ejector pin and follow No. one top ring, no. two top rings are dismantled, with this space area who reduces this well lid, with convenient carrying.
Drawings
FIG. 1 is a schematic structural view of an anti-falling well lid for construction;
FIG. 2 is a schematic view of a threaded column of a construction anti-falling well lid according to the present invention;
FIG. 3 is a bottom view of a construction anti-drop well lid of the present invention;
FIG. 4 is a cross-sectional view of a bearing sleeve of the anti-falling well lid for construction;
FIG. 5 is a cross-sectional view of a bearing shell of the anti-drop well lid for construction of the present invention;
fig. 6 is a use view of the anti-falling well cover for construction.
In the figure: 1. a first cover ring; 2. a second cover ring; 3. the first extending seat; 4. the second extending seat; 5. a first top ring; 6. a threaded column; 7. a first supporting rod; 8. an extension rod; 9. a second supporting rod; 10. a clamping seat; 11. reinforcing the ejector rod; 12. a bearing sleeve; 13. a fixing frame; 14. a carrying case; 15. a locking seat; 16. a second top ring; 17. locking the column; 18. a first spring body; 19. a first holding ring; 20. a first convex ring; 21. a display sleeve; 22. a display column; 23. a thread sleeve; 24. a wellhead; 25. a hand wheel; 26. a clamping groove; 27. clamping the column; 28. a second spring body; 29. a second convex ring; 30. and a second holding ring.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
The anti-falling well lid for construction shown in fig. 1-6 comprises a first cover ring 1 and a second cover ring 2, wherein the first cover ring 1 and the second cover ring 2 are symmetrically arranged, an extension anti-falling member is arranged between the first cover ring 1 and the second cover ring 2, two first extension seats 3 are fixedly arranged at two ends of the first cover ring 1 respectively, two second extension seats 4 are fixedly arranged at two ends of the second cover ring 2 respectively, an adjusting member is arranged between the first extension seats 3 and the second extension seats 4, a first top ring 5 is arranged below the second cover ring 2, a second top ring 16 is arranged below the first cover ring 1, a locking member is arranged between the second cover ring 2 and the first top ring 5, a reinforcing push rod 11 is clamped between the first top ring 1 and the second top ring 16, the inner outer surface of the first top ring 5 and the inner outer surface of the second top ring 16 are respectively, the reinforcing push rod 11 is obliquely arranged, and the reinforcing push rod 11 props against the extension anti-falling member.
The stretching anti-falling piece comprises a plurality of second supporting rods 9 fixedly arranged on the inner outer surface of the second cover ring 2, a plurality of first supporting rods 7 are fixedly arranged on the inner outer surface of the first cover ring 1, stretching rods 8 extend from the end parts of the second supporting rods 9, the second supporting rods 9 and the stretching rods 8 are integrally formed, the stretching rods 8 play a role in increasing the total length of the first supporting rods 7 and the second supporting rods 9, the first supporting rods 7 are arranged in a hollow mode, the stretching rods 8 are attached to and penetrate through the inner portions of the first supporting rods 7, reinforcing supporting rods 11 on the first top ring 5 are supported at the edge of the lower end of the second supporting rods 9, reinforcing supporting rods 11 on the second top ring 16 are supported at the edge of the lower end of the first supporting rods 7, and the reinforcing supporting rods 11 play a role in supporting the first supporting rods 7 and the second supporting rods 9.
The inside surface of No. one jack-up ring 5 and the inside surface of No. two jack-up rings 16 all fixed mounting have clamping seat 10, the lower tip laminating of strengthening ejector pin 11 runs through in the up end of clamping seat 10, clamping seat 10 plays the effect of clamping mutually with strengthening ejector pin 11, the side fixed mounting of clamping seat 10 has and bears the cover 12, bear the inside coaxial elastic mounting of cover 12 and have chucking post 27, bear the cover 12 and play the effect of bearing the weight of chucking post 27, the one end laminating of chucking post 27 runs through from the side laminating of bearing the cover 12, chucking post 27 plays the effect of fixing clamping seat 10 together with strengthening ejector pin 11, the other end laminating of chucking post 27 runs through in proper order in the side of clamping seat 10 and strengthening the side of ejector pin 11.
The draw-in groove 26 has been seted up to the up end of clamping seat 10, the lower tip laminating of strengthening ejector pin 11 is in the inside of draw-in groove 26, the coaxial inlay of surface of chucking post 27 has No. two bulge loops 29, no. two bulge loops 29 laminating is in the inside surface of bearing cap 12 and the side of clamping seat 10, no. two bulge loops 29 play the effect that is pushed by No. two spring bodies 28, the outside winding of chucking post 27 has No. two spring bodies 28, no. two spring body 28's one end and No. two bulge loops 29 fixed connection, no. two spring body 28's the other end and the inside side fixed connection of bearing cap 12, no. two holding ring 30 of one end fixed mounting of chucking post 27, no. two spring bodies 28 play the effect of fixing chucking post 27 top between clamping seat 10 and strengthening ejector pin 11.
The regulating part is including running through and inlaying the exhibition cover 21 in the inside that stretches out seat 3 No. one, the inside that stretches out seat 4 is run through and is inlayed and have exhibition post 22, exhibition post 22 laminating runs through in the inside of exhibition cover 21, the upper end edge of exhibition cover 21 runs through and inlays and have screw thread cover 23, screw thread cover 23's inside screw thread post 6 has been screwed, screw thread cover 23 plays with screw thread post 6 matched with effect, the lower tip of screw thread post 6 compresses tightly on exhibition post 22, screw thread post 6 plays the effect of being fixed in exhibition post 22 in exhibition cover 21, the coaxial fixed mounting in surface upper portion of screw thread post 6 has hand wheel 25, hand wheel 25 plays the effect of being convenient for rotate screw thread post 6.
The retaining member includes two locking seats 15 of inlaying respectively in the inboard surface middle part of No. two lid rings 2 and the inboard surface middle part of No. one lid ring 1, the up end middle part of No. one top ring 5 and the up end middle part of No. two top rings 16 respectively fixed mounting have two mount 13, the locking seat 15 plays the effect of locking mutually with mount 13, the upper end laminating of mount 13 runs through in the inside of locking seat 15, the upper end edge department of mount 13 is the slope setting, can be convenient for be inserted in the locking seat 15, the side fixed mounting of locking seat 15 has the shell 14 that bears, the coaxial elastic mounting of the inside of shell 14 bears the shell 17, bear the shell 14 and play the effect of bearing the lock post 17, the one end laminating of lock post 17 is run through from the side laminating of shell 14, the other end laminating in proper order runs through in the side of locking seat 15 and the side of mount 13, the lock post 17 plays the effect of fixing locking seat 15 and mount 13 together.
The outer surface of the locking column 17 is coaxially inlaid with a first convex ring 20, the first convex ring 20 is attached to the inner outer surface of the bearing shell 14 and the side surface of the locking seat 15, a first spring body 18 is wound on the outer side of the locking column 17, the first convex ring 20 plays a role of being pushed by the first spring body 18, one end of the first spring body 18 is fixedly connected with the first convex ring 20, the other end of the first spring body 18 is fixedly connected with the inner side surface of the bearing shell 14, a first holding ring 19 is fixedly arranged at one end of the locking column 17, the first spring body 18 plays a role of pushing the locking column 17 to be fixed between the locking seat 15 and the fixing frame 13, and the first holding ring 19 plays a role of being convenient for holding and pulling the locking column 17.
The application method of the anti-falling well cover for construction is also provided, and the application method comprises the following steps:
s1: loosening the threaded column 6 according to the size of the wellhead 24 to adjust the distance between the first cover ring 1 and the second cover ring 2;
s2: then the reinforced ejector rod 11 is assembled on the first top ring 5 and the second top ring 16;
s3: then, the first top ring 5 is fixed on the second cover ring 2, the second top ring 16 is fixed on the first cover ring 1, and then the first cover ring 1 and the second cover ring 2 are placed in the wellhead 24.
During the use, directly rotate screw thread post 6, make screw thread post 6 utilize with screw thread cover 23 between move up, let exhibition post 22 lose the press of screw thread post 6 and cover down can slide in exhibition cover 21, with adjusting the distance between No. 1 lid ring and No. 2 lid ring, the extension pole 8 on No. 9 die-pin 9 laminating in No. 7 this moment slides, in order to adapt to the interval between No. 1 lid ring 1 and No. 2 lid ring, in order to let the size of No. 1 lid ring 1 and No. 2 lid ring 2 can adapt to the size of well head 24, then put No. 1 lid ring and No. 2 lid ring 2 in well head 24 department, no. 5 and No. 16 top ring paste on the wall of a well this moment, in order to cover up well head 24, in order to prevent to fall, and when No. 7 and No. 9 die-pin are under the guide of strengthening ejector pin 11, its gravity can act on through No. 5, no. 16 top ring wall of a well, in order to improve the bearing capacity of No. 9 and No. 7.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a construction is with preventing weighing down well lid which characterized in that: including lid ring (1) and No. two lid rings (2), lid ring (1) and No. two lid rings (2) are the symmetry setting, be provided with between lid ring (1) and No. two lid rings (2) and extend the anti-falling piece, the both ends of lid ring (1) are fixed mounting respectively has two No. one to stretch out seat (3), the both ends of No. two lid rings (2) are fixed mounting respectively and are had two No. two to stretch out seat (4), be provided with the regulating part between seat (3) and No. two stretching out seat (4) one, no. two lid rings (2) below is provided with No. one top ring (5), no. two lid rings (1) below is provided with No. two top rings (16), be provided with the retaining member between No. two lid rings (2) and No. one top ring (5), no. one lid ring (1) and No. two top rings (16) between the both ends, no. one top ring (5) inside and No. two top rings (16) are the inside of stretching out seat (11) and are the top ring (11) and are all stretched out in the reinforcement of top ring (11).
2. The fall protection manhole cover for construction according to claim 1, wherein: the extension anti-falling piece comprises a plurality of second supporting rods (9) fixedly mounted on the inner outer surface of the second cover ring (2), a plurality of first supporting rods (7) are fixedly mounted on the inner outer surface of the first cover ring (1), extension rods (8) are arranged at the end parts of the second supporting rods (9) in an extending mode, the second supporting rods (9) and the extension rods (8) are integrally formed, the first supporting rods (7) are arranged in a hollow mode, the extension rods (8) are attached to and penetrate through the inner portion of the first supporting rods (7), a reinforcing ejector rod (11) on the first top ring (5) is propped against the lower end edge of the second supporting rods (9), and a reinforcing ejector rod (11) on the second top ring (16) is propped against the lower end edge of the first supporting rods (7).
3. The fall protection manhole cover for construction according to claim 2, wherein: the inside surface of No. one top ring (5) and the inside surface of No. two top rings (16) are all fixed mounting have clamping seat (10), the lower tip laminating of strengthening ejector pin (11) runs through in the up end of clamping seat (10), the side fixed mounting of clamping seat (10) has to bear cover (12), bear the inside coaxial elastic mounting of cover (12) and have chucking post (27), the one end laminating of chucking post (27) runs through out from the side laminating of bearing cover (12), the other end laminating of chucking post (27) runs through in proper order in the side of clamping seat (10) and the side of strengthening ejector pin (11).
4. A construction fall protection manhole cover according to claim 3, wherein: clamping groove (26) have been seted up to the up end of clamping seat (10), the lower tip laminating of strengthening ejector pin (11) is in the inside of clamping groove (26), the surface coaxial mosaic of chucking post (27) has No. two bulge loops (29), no. two bulge loops (29) laminate in the inside surface of bearing bush (12) and the side of clamping seat (10), the outside winding of chucking post (27) has No. two spring body (28), no. two spring body (28) one end and No. two bulge loops (29) fixed connection, no. two spring body (28) the other end and the inside side fixed connection of bearing bush (12), no. two holding ring (30) of one end fixed mounting of chucking post (27).
5. The fall protection manhole cover for construction according to claim 4, wherein: the adjusting part comprises a display sleeve (21) which penetrates through the inside of the first extending seat (3), a display column (22) is penetrated through the inside of the second extending seat (4), the display column (22) is jointed and penetrates through the inside of the display sleeve (21), a threaded sleeve (23) is penetrated and embedded at the edge of the upper end of the display sleeve (21), a threaded column (6) is screwed in the threaded sleeve (23), the lower end part of the threaded column (6) is pressed on the display column (22), and a hand wheel (25) is fixedly installed on the upper portion of the outer surface of the threaded column (6) in a coaxial mode.
6. The fall protection manhole cover for construction according to claim 5, wherein: the locking piece is including inlaying respectively at two locking seats (15) in the inboard surface middle part of No. two lid rings (2) and the inboard surface middle part of No. one lid ring (1), the up end middle part of No. one top ring (5) and the up end middle part of No. two top rings (16) respectively fixed mounting have two mount (13), the upper end laminating of mount (13) runs through in the inside of locking seat (15), the upper end edge of mount (13) is the slope setting, the side fixed mounting of locking seat (15) has and bears shell (14), bear the inside coaxial elastic mounting of shell (14) has locking post (17), the one end laminating of locking post (17) is run through out from the side laminating of bearing shell (14), the other end laminating of locking post (17) is run through in the side of locking seat (15) and the side of mount (13) in proper order.
7. The fall protection manhole cover for construction according to claim 6, wherein: the outer surface of the locking column (17) is coaxially embedded with a first convex ring (20), the first convex ring (20) is attached to the inner outer surface of the bearing shell (14) and the side surface of the locking seat (15), a first spring body (18) is wound on the outer side of the locking column (17), one end of the first spring body (18) is fixedly connected with the first convex ring (20), the other end of the first spring body (18) is fixedly connected with the inner side surface of the bearing shell (14), and one end of the locking column (17) is fixedly provided with a first holding ring (19).
8. The application method of the anti-falling well cover for construction, which is used in the anti-falling well cover for construction of claim 7, is characterized by comprising the following steps: s1: loosening the threaded column (6) according to the size of the wellhead (24) to adjust the distance between the first cover ring (1) and the second cover ring (2);
s2: then the reinforced ejector rod (11) is assembled on the first top ring (5) and the second top ring (16);
s3: and then fixing the first top ring (5) on the second cover ring (2), fixing the second top ring (16) on the first cover ring (1), and then placing the first cover ring (1) and the second cover ring (2) in a wellhead (24).
CN202310491706.1A 2023-05-05 2023-05-05 Anti-falling well lid and method for construction Pending CN116290116A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310491706.1A CN116290116A (en) 2023-05-05 2023-05-05 Anti-falling well lid and method for construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310491706.1A CN116290116A (en) 2023-05-05 2023-05-05 Anti-falling well lid and method for construction

Publications (1)

Publication Number Publication Date
CN116290116A true CN116290116A (en) 2023-06-23

Family

ID=86798024

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310491706.1A Pending CN116290116A (en) 2023-05-05 2023-05-05 Anti-falling well lid and method for construction

Country Status (1)

Country Link
CN (1) CN116290116A (en)

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