CN116873837B - Highway construction well lid machinery dismounting device - Google Patents
Highway construction well lid machinery dismounting device Download PDFInfo
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- CN116873837B CN116873837B CN202311152931.9A CN202311152931A CN116873837B CN 116873837 B CN116873837 B CN 116873837B CN 202311152931 A CN202311152931 A CN 202311152931A CN 116873837 B CN116873837 B CN 116873837B
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- 238000010276 construction Methods 0.000 title claims abstract description 17
- 244000309464 bull Species 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 240000005002 Erythronium dens canis Species 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
- B66F19/005—Lifting devices for manhole covers
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Abstract
The invention relates to the technical field of well lid lifting, and discloses a mechanical dismounting device for highway construction well lids, which comprises a U-shaped frame and a transverse plate, wherein the transverse plate is slidably arranged below the transverse edge of the U-shaped frame, two ends of the transverse plate are respectively provided with a well lid lifting mechanism, two ends of the bottom of the transverse edge of the U-shaped frame are respectively and vertically fixedly provided with a rack, the tail end parts of the racks are provided with teeth, four sides of two vertical edges of the U-shaped frame are respectively and fixedly provided with an L-shaped plate, the side surfaces of the four L-shaped plates are respectively provided with an L-shaped chute, sliding blocks are respectively and slidably arranged in the four L-shaped chutes, the same bearing plate is fixedly arranged between the two opposite sliding blocks, and two ends of the top of each bearing plate are respectively and rotatably provided with a movable rod. According to the invention, the strip-shaped plate can be moved to the inside of the key hole of the well cover to rotate ninety degrees, so that the well cover can be lifted smoothly when the strip-shaped plate moves upwards, and when the well cover is lifted, the extension plates can be automatically separated from each other, so that the well cover is more stable when the well cover is lifted, and the using effect of the equipment is further improved.
Description
Technical Field
The invention relates to the technical field of well lid lifting, in particular to mechanical disassembling equipment for a highway construction well lid.
Background
The well lid is used for covering a road or a deep well in a home and preventing people or objects from falling. The materials can be classified into metal well covers, high-strength fiber cement concrete well covers, resin well covers and the like. Generally circular. It can be used for green belts, sidewalks, motor lanes, wharfs, alleys, etc., and highway well covers are generally made of metal (e.g., iron) or reinforced concrete to bear the weight of vehicles and pedestrians, and have sufficient strength and durability.
When the pipeline below the well lid needs to be dredged and maintained on a highway, the well lid needs to be opened, in order to prevent the well lid from vibrating loose when a vehicle runs, the well lid on the highway can be tightly connected with the pipeline, and the well lid is manually lifted by force when the well lid is dismounted at present.
If the authorized publication number is CN215287710U, the disclosed urban three-dimensional topography auxiliary mapping device needs to be operated step by step to lift the manhole cover when lifting the manhole cover, so that the efficiency is lower during operation, the manhole cover is not protected after being lifted, and the condition that the manhole cover falls off and breaks the road surface possibly occurs, so that the design of mechanical dismounting equipment for the highway construction manhole cover with rapid dismounting and protecting functions is needed.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides mechanical dismounting equipment for a highway construction well lid.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a highway construction well lid machinery dismounting device, including U type frame and diaphragm, diaphragm slidable mounting is in the horizontal limit below of U type frame, and the diaphragm both ends all are equipped with and are used for well lid lifting mechanism, the horizontal limit bottom both sides of U type frame are four equal vertical fixed mounting have the rack, and rack end portion has the tooth, two equal fixed mounting of four sides of perpendicular limit of U type have L template, and four L template sides all are equipped with L type spout, the slider has all slidable mounting in four L type spouts, and fixed mounting has same accepting the board between two opposite sliders, every accepts board top both ends and all rotate and install the movable rod, and four other four ends of movable rod rotate respectively and install in diaphragm bottom are four, well lid lifting mechanism includes: riser and strip shaped plate, vertical fixed mounting in the diaphragm bottom, and riser end fixed mounting has first friction disc, the vertical bull stick that rotates in diaphragm bottom, and the bull stick rotates to be installed inside riser and first friction disc, strip shaped plate fixed mounting is terminal in the bull stick, and bull stick fixed surface cup joints the second friction disc, first friction disc and second friction disc opposite face contact, strip shaped plate top both ends have all set up flutedly, and every recess top both sides all level is provided with the extension board, every recess is inside all to be equipped with the mobile mechanism who is used for removing two extension boards, mobile mechanism includes: slide and depression bar, the slide has four, and four slides are fixed mounting respectively in the opposite side of recess, and two extension board bottom four equal vertical fixed mounting have the slide, and four slide ends slidable mounting respectively in four slides are inside.
As a further technical scheme of the invention, the four ends of the bottoms of the two vertical sides of the U-shaped frame are respectively provided with a roller, the bottoms of the transverse sides of the U-shaped frame are vertically and fixedly provided with telescopic loop bars, the tail ends of the two telescopic loop bars are respectively and fixedly arranged at the top of the transverse plate, the top of the transverse side of the U-shaped frame is vertically and fixedly provided with an electric telescopic bar, and an output shaft of the electric telescopic bar is arranged at the center of the top of the transverse plate.
As a further technical scheme of the invention, a first bevel gear is rotatably arranged at the top of the transverse plate, the same connecting shaft is fixedly arranged between the first bevel gear and the rotating rod, a second bevel gear is meshed with one side of the first bevel gear, and a rotating shaft is horizontally and fixedly arranged at the center of one side of the second bevel gear.
As a further technical scheme of the invention, a limiting block is fixedly arranged at the top of the transverse plate, the surface of the rotating shaft is rotatably arranged in the limiting block, one end of the rotating shaft is rotatably sleeved with an inner ratchet plate, a plurality of convex teeth are fixedly arranged outside the inner ratchet plate, the convex teeth are uniformly distributed in an annular shape at equal intervals, and the convex teeth and the racks are meshed with each other.
As a further technical scheme of the invention, one side of the inner ratchet plate is rotatably provided with a disc, the tail end of the rotating shaft is fixedly arranged at the center of one side of the disc, one side of the disc is rotatably provided with a pawl, the disc is also provided with a limiting pin and a spring plate, and the pawl is positioned between the limiting pin and the spring plate.
As a further technical scheme of the invention, the compression bar is vertically arranged at the top of the groove, the spring bar is vertically and fixedly arranged at the center of the inner bottom of the groove, the top end of the spring bar is fixedly arranged at the tail end of the compression bar, and the tail ends of one pair of opposite side surfaces of the compression bar are respectively and rotatably provided with the hinge bar.
As a further technical scheme of the invention, the centers of the bottoms of the two expansion plates are vertically and fixedly provided with the fixing rods, and the other two ends of the two hinging rods are respectively and rotatably arranged at the tail ends of the two fixing rods.
The beneficial effects of the invention are as follows:
firstly, according to the invention, through the inner ratchet plate, the rotating rod and the strip plate which are arranged in a rotating way and the rack and the vertical plate which are arranged in a fixed way, the strip plate can be moved to the inside of a key hole of the well lid to rotate ninety degrees, so that the well lid can be lifted smoothly when the strip plate moves upwards, and when the well lid is lifted, the expansion plates can be automatically separated from each other, so that the well lid is more stable when the well lid is lifted, and the using effect of the equipment is further improved;
according to the invention, the lifted well lid can be supported by the support plate which is movably arranged and the L-shaped plate which is fixedly arranged, so that the well lid is prevented from falling off after being lifted, the well lid and the road surface are damaged, and the use safety of the device is further improved.
Drawings
FIG. 1 is a schematic structural view of a mechanical disassembling device for a highway construction well lid, which is provided by the invention;
fig. 2 is a schematic view of a bottom view of a mechanical disassembling device for a highway construction well lid according to the present invention;
FIG. 3 is a front view of a mechanical disassembly device for a highway construction well lid, which is provided by the invention;
FIG. 4 is an enlarged schematic view of portion A of FIG. 1;
FIG. 5 is a schematic view of a cross plate and a receiving plate structure of a mechanical disassembling device for a highway construction well lid;
FIG. 6 is a schematic diagram of a rotary rod and a connection structure of a mechanical disassembling device for a highway construction well lid;
FIG. 7 is a schematic view of a strip-shaped plate structure of the mechanical disassembling device for highway construction well covers, with one expansion plate removed;
FIG. 8 is a schematic diagram of a moving mechanism of a mechanical disassembling device for a highway construction well lid according to the present invention;
fig. 9 is an enlarged schematic view of a portion B in fig. 5.
In the figure: 1. a U-shaped frame; 2. a roller; 3. a cross plate; 4. an L-shaped plate; 5. an L-shaped chute; 6. a receiving plate; 7. a movable rod; 8. a rack; 9. an electric telescopic rod; 10. a strip-shaped plate; 11. a riser; 12. a telescopic loop bar; 13. a first bevel gear; 14. a second bevel gear; 15. a rotating shaft; 16. an inner ratchet plate; 17. convex teeth; 18. a disc; 19. a pawl; 20. a rotating rod; 21. a first friction plate; 22. a second friction plate; 23. a groove; 24. an expansion board; 25. a compression bar; 26. a slideway; 27. a slide plate; 28. a fixed rod; 29. a hinge rod; 30. a spring rod.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-9, a mechanical disassembling device for highway construction well lid comprises a U-shaped frame 1 and a cross plate 3, wherein the cross plate 3 is slidably installed below the cross edge of the U-shaped frame 1, two ends of the cross plate 3 are respectively provided with a well lid lifting mechanism, two ends of the bottom of the cross edge of the U-shaped frame 1 are respectively and vertically fixedly provided with a rack 8, the tail end part of each rack 8 is provided with teeth, four sides of two vertical edges of the U-shaped frame 1 are respectively and fixedly provided with an L-shaped plate 4, the sides of the four L-shaped plates 4 are respectively provided with an L-shaped chute 5, the interiors of the four L-shaped chutes 5 are respectively and slidably provided with a slide block, the same bearing plate 6 is fixedly installed between the two opposite slide blocks, two ends of the top of each bearing plate 6 are respectively and rotatably provided with a movable rod 7, and four movable rods 7 are four in addition four are rotated respectively and are installed in diaphragm 3 bottom four ends, gyro wheel 2 is all installed to four ends in two perpendicular limit bottoms of U type frame 1, and the vertical fixed mounting in U type frame 1 horizontal limit bottom has flexible loop bar 12, the terminal equal fixed mounting in diaphragm 3 tops of two flexible loop bars 12, the vertical fixed mounting in U type frame 1 horizontal limit top has electric telescopic handle 9, and electric telescopic handle 9's output shaft installs in diaphragm 3 top center department, through the setting of this equipment, can mention and place the well lid voluntarily, need not staff's manual operation during the period, and extension board 24 expands when mentioning, make to mention stably, it accepts still accessible socket 6 well lids after mentioning again, make behind mentioning safety.
Referring to fig. 1-8, in a preferred embodiment, the well lid lifting mechanism comprises: the vertical plate 11 and the strip-shaped plate 10, the vertical plate 11 is vertically and fixedly arranged at the bottom of the transverse plate 3, the tail end of the vertical plate 11 is fixedly provided with a first friction disk 21, the bottom of the transverse plate 3 is vertically and rotatably provided with a rotating rod 20, the rotating rod 20 is rotatably arranged inside the vertical plate 11 and the first friction disk 21, the strip-shaped plate 10 is fixedly arranged at the tail end of the rotating rod 20, the surface of the rotating rod 20 is fixedly sleeved with a second friction disk 22, the first friction disk 21 and the second friction disk 22 are in opposite contact, the two ends of the top of the strip-shaped plate 10 are respectively provided with a groove 23, the two sides of the top of each groove 23 are respectively and horizontally provided with an expansion plate 24, the inside of each groove 23 is respectively provided with a moving mechanism for moving the two expansion plates 24, the top of the transverse plate 3 is rotatably provided with a first bevel gear 13, a same connecting shaft is fixedly arranged between the first bevel gear 13 and the rotating rod 20, one side of the first bevel gear 13 is meshed with a second bevel gear 14, the center of one side of the second bevel gear 14 is horizontally and fixedly provided with a rotating shaft 15, the top of the transverse plate 3 is fixedly provided with a limiting block, the surface of the rotating shaft 15 is rotatably arranged in the limiting block, one end of the rotating shaft 15 is rotatably sleeved with an inner ratchet disc 16, the outer part of the inner ratchet disc 16 is fixedly provided with a plurality of convex teeth 17 which are uniformly distributed in an annular shape at equal intervals, the convex teeth 17 are meshed with the racks 8, one side of the inner ratchet disc 16 is rotatably provided with a disc 18, the tail end of the rotating shaft 15 is fixedly arranged at the center of one side of the disc 18, one side of the disc 18 is rotatably provided with a pawl 19, the disc 18 is also provided with a limiting pin and an elastic sheet, the pawl 19 is positioned between the limiting pin and the elastic sheet, through the arrangement of a well lid lifting mechanism, the strip plate 10 and the rotating rod 20 can rotate by ninety degrees one by one time, when the well lid is lifted, the strip plate 10 and a key hole can be misplaced, the qualified key holes of the strip-shaped plate 10 can be parallel when entering the lower part of the well cover.
Referring to fig. 5-9, in a preferred embodiment, the movement mechanism comprises: slide 26 and depression bar 25, slide 26 has four, and four slide 26 fixed mounting respectively in the opposite side of recess 23, the equal vertical fixed mounting in four ends of two extension boards 24 bottom has slide 27, and four slide 27 ends are slidable mounting respectively in four slide 26 insidely, depression bar 25 vertically sets up in recess 23 top, the vertical fixed mounting in bottom center department has spring bar 30 in recess 23, and spring bar 30 top fixed mounting is terminal in depression bar 25, hinge bars 29 are all installed in the equal rotation of depression bar 25 opposite side end, the equal vertical fixed mounting in two extension boards 24 bottom center department has dead lever 28, and two other both ends of hinge bars 29 rotate respectively and install in two dead levers 28 are terminal, through moving mechanism's setting, can make extension board 24 move the back and the contact of well lid bottom again automatically when lifting the well lid, make eight extension boards 24 atress distribution more even, stability when lifting the well lid upward has further been guaranteed.
Working principle: firstly, the U-shaped frame 1 is arranged above the well cover, the electric telescopic rod 9 drives the transverse plate 3 to move downwards, the transverse plate 3 moves downwards to drive the vertical plate 11, the rotary rod 20 and the strip-shaped plate 10 to move downwards, the transverse plate 3 moves downwards to drive the movable rod 7 to move, the movable rod 7 moves to drive the bearing plate 6 to be away from each other, when the strip-shaped plate 10 passes through a key hole on the well cover, at the moment, the right racks 8 and the convex teeth 17 are meshed, the convex teeth 17 and the inner ratchet plate 16 can reversely rotate (only can rotate ninety degrees), the inner ratchet plate 16 rotates to drive the pawl 19 to rotate, the pawl 19 rotates to drive the disc 18 to rotate, the disc 18 rotates to drive the rotary shaft 15 to rotate, the rotary shaft 15 rotates to drive the second bevel gear 14 to rotate, the second bevel gear 14 rotates to drive the first bevel gear 13 to rotate, the first bevel gear 13 rotates to drive the rotary rod 20 to rotate to drive the strip-shaped plate 10 to rotate, when the strip-shaped plate 10 rotates to drive the groove 23 and the extension plate 24 to be located below the well cover (instead of being located below the hole), then the electric telescopic rod 9 drives the plate 3 to reversely rotate (only can rotate ninety degrees), the inner ratchet plate 16 rotates to drive the pawl 19 to rotate, the disc 19 rotates to drive the disc 18 to rotate, the disc 18 rotates to drive the rotary shaft 15 rotates, the second bevel gear 14 rotates, the rotary rod 20 rotates to drive the second bevel gear 14 rotates, the first bevel gear 10 rotates, the groove 13 rotates, the groove 23 rotates to drive the extension plate 20 rotates, and the extension plate 10 rotates, and the groove 23 to rotate and the well cover is located below the well cover 3 to be located below the hole is located below by the hole, then is located below 3, then is located at the hole 3 and then is located below 3 and then far from the hole side. And the diaphragm 3 makes still can make movable rod 7 remove at the upward movement, and movable rod 7 removes and can drive and accept board 6 and remove to can make accept board 6 merge and accept the protection to the well lid that removes to accept board 6 top, just accomplished the mentioning of well lid this moment, when the back is maintained to the pipeline, the same reason makes electric telescopic handle 9 flexible once can place the well lid voluntarily, need not manual operation, and then improved the result of use of this equipment.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (2)
1. The utility model provides a highway construction well lid machinery dismounting device, includes U type frame (1) and diaphragm (3), its characterized in that, diaphragm (3) slidable mounting is in U type frame (1) horizontal limit below, and diaphragm (3) both ends all are equipped with well lid and mention the mechanism, the four equal vertical fixed mounting in U type frame (1) horizontal limit bottom both sides have rack (8), and rack (8) end portion has the tooth, the equal fixed mounting in four sides of two perpendicular limits of U type frame (1) has L template (4), and four L template (4) side all is equipped with L type spout (5), four the equal slidable mounting in L type spout (5) inside has slider, and fixed mounting has same accepting board (6) between two opposite sliders, every accepting board (6) top both ends all rotate and install movable rod (7), and four movable rod (7) are four in addition four terminal rotation respectively install in diaphragm (3) bottom are four, well lid mention the mechanism includes: riser (11) and strip shaped plate (10), vertical fixed mounting in diaphragm (3) bottom of riser (11), and riser (11) end fixed mounting has first friction disk (21), the bull stick (20) are installed in the vertical rotation in diaphragm (3) bottom, and bull stick (20) rotate and install inside riser (11) and first friction disk (21), strip shaped plate (10) fixed mounting is terminal in bull stick (20), and bull stick (20) fixed surface cup joints second friction disk (22), first friction disk (21) and second friction disk (22) opposite face contact, recess (23) have all been seted up at strip shaped plate (10) top both ends, and every recess (23) top both sides all level are provided with extension board (24), every inside the moving mechanism that is used for removing two extension boards (24), moving mechanism includes: the four sliding ways (26) and the compression bars (25), the four sliding ways (26) are respectively and fixedly arranged on opposite side surfaces of the grooves (23), sliding plates (27) are vertically and fixedly arranged at four ends of the bottom of the two expansion plates (24), and the tail ends of the four sliding plates (27) are respectively and slidably arranged in the four sliding ways (26); the compression bar (25) is vertically arranged at the top of the groove (23), a spring bar (30) is vertically and fixedly arranged at the center of the inner bottom of the groove (23), the top end of the spring bar (30) is fixedly arranged at the tail end of the compression bar (25), hinge bars (29) are rotatably arranged at the tail ends of two opposite side surfaces of the compression bar (25), fixing bars (28) are vertically and fixedly arranged at the center of the bottom of the two expansion plates (24), and the other ends of the two hinge bars (29) are rotatably arranged at the tail ends of the two fixing bars (28) respectively;
an electric telescopic rod (9) is vertically and fixedly arranged at the top of the transverse edge of the U-shaped frame (1), and an output shaft of the electric telescopic rod (9) is arranged at the center of the top of the transverse plate (3);
the top of the transverse plate (3) is rotatably provided with a first bevel gear (13), the same connecting shaft is fixedly arranged between the first bevel gear (13) and the rotating rod (20), one side of the first bevel gear (13) is meshed with a second bevel gear (14), and a rotating shaft (15) is horizontally and fixedly arranged at the center of one side of the second bevel gear (14);
the top of the transverse plate (3) is fixedly provided with a limiting block, the surface of the rotating shaft (15) is rotatably arranged in the limiting block, one end of the rotating shaft (15) is rotatably sleeved with an inner ratchet plate (16), the outer part of the inner ratchet plate (16) is fixedly provided with a plurality of convex teeth (17), the convex teeth (17) are uniformly distributed in an annular shape at equal intervals, and the convex teeth (17) are meshed with the racks (8);
a disc (18) is rotatably arranged on one side of the inner ratchet disc (16), the tail end of a rotating shaft (15) is fixedly arranged at the center of one side of the disc (18), a pawl (19) is rotatably arranged on one side of the disc (18), a limiting pin and an elastic sheet are further arranged on the disc (18), and the pawl (19) is positioned between the limiting pin and the elastic sheet;
firstly, make U type frame (1) place well lid top, make electric telescopic handle (9) drive diaphragm (3) and move down again, diaphragm (3) move down and can drive riser (11), bull stick (20) and strip (10) move down, diaphragm (3) move down and can drive movable rod (7) and remove, movable rod (7) move and can drive and hold board (6) and keep away from each other, when strip (10) are through the key hole on the well lid, just in time rack (8) and dogtooth (17) meshing, then dogtooth (17) and interior ratchet dish (16) can reverse rotation, interior ratchet dish (16) rotate and can drive pawl (19) and rotate, pawl (19) rotate and can drive disc (18) and rotate, disc (18) rotate and can drive pivot (15) and rotate, pivot (15) rotate and can drive second bevel gear (14) and rotate, second bevel gear (14) rotate and can drive first bevel gear (13) and keep away from each other, first bevel gear (13) rotate and can drive well lid (20) and interior ratchet dish (16) can reverse rotation, interior ratchet dish (16) can drive pawl (18) and extension dish (24) and can be located down expansion board (10).
2. The mechanical dismounting device for the highway construction well lid according to claim 1, wherein rollers (2) are arranged at four ends of the bottoms of two vertical sides of the U-shaped frame (1), telescopic loop bars (12) are vertically and fixedly arranged at the bottoms of the horizontal sides of the U-shaped frame (1), and the tail ends of the two telescopic loop bars (12) are fixedly arranged at the tops of the transverse plates (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311152931.9A CN116873837B (en) | 2023-09-08 | 2023-09-08 | Highway construction well lid machinery dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311152931.9A CN116873837B (en) | 2023-09-08 | 2023-09-08 | Highway construction well lid machinery dismounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116873837A CN116873837A (en) | 2023-10-13 |
| CN116873837B true CN116873837B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311152931.9A Active CN116873837B (en) | 2023-09-08 | 2023-09-08 | Highway construction well lid machinery dismounting device |
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| Country | Link |
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| CN (1) | CN116873837B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117108652B (en) * | 2023-10-19 | 2024-01-09 | 烟台大学 | Braking device for strength lifting equipment |
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| CN213416207U (en) * | 2020-07-03 | 2021-06-11 | 广西榕峰建设工程有限公司 | Municipal administration is with rotatable device of covering of inspection shaft lid |
| CN114368715A (en) * | 2022-03-22 | 2022-04-19 | 山西太水市政工程有限公司 | Well lid hoisting accessory for municipal construction |
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2023
- 2023-09-08 CN CN202311152931.9A patent/CN116873837B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19625613A1 (en) * | 1996-02-05 | 1997-08-07 | Wolfgang Heintzkill | Lifting gear, especially for raising covers of underground hydrants |
| EP0902130A2 (en) * | 1997-09-15 | 1999-03-17 | J. + E. Cordes GmbH | Device for changing or lifting a frame for a manhole from an asphalt surface or the like |
| US6164898A (en) * | 1998-01-21 | 2000-12-26 | Taylor; Richard J. | Manhole cover removal apparatus and method |
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| CN211688172U (en) * | 2019-12-13 | 2020-10-16 | 谢美玲 | Ware is mentioned to town road well lid |
| CN111533062A (en) * | 2020-06-02 | 2020-08-14 | 诸暨市哲源环保科技有限公司 | Inspection shaft lid handling device |
| CN213416207U (en) * | 2020-07-03 | 2021-06-11 | 广西榕峰建设工程有限公司 | Municipal administration is with rotatable device of covering of inspection shaft lid |
| CN114368715A (en) * | 2022-03-22 | 2022-04-19 | 山西太水市政工程有限公司 | Well lid hoisting accessory for municipal construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116873837A (en) | 2023-10-13 |
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