CN108560602A - The laborsaving municipal well lid of one kind and extracting tool and assembly and disassembly methods - Google Patents

The laborsaving municipal well lid of one kind and extracting tool and assembly and disassembly methods Download PDF

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Publication number
CN108560602A
CN108560602A CN201810530885.4A CN201810530885A CN108560602A CN 108560602 A CN108560602 A CN 108560602A CN 201810530885 A CN201810530885 A CN 201810530885A CN 108560602 A CN108560602 A CN 108560602A
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CN
China
Prior art keywords
lid
wall
sleeve
support plate
bar
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Withdrawn
Application number
CN201810530885.4A
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Chinese (zh)
Inventor
张雪燕
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Wenzhou Ou Lin Electronic Technology Co Ltd
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Wenzhou Ou Lin Electronic Technology Co Ltd
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Priority to CN201810530885.4A priority Critical patent/CN108560602A/en
Publication of CN108560602A publication Critical patent/CN108560602A/en
Withdrawn legal-status Critical Current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
    • E02D29/1445Tools for positioning or removing cover frames

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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)
  • Sewage (AREA)

Abstract

The present invention provides a kind of laborsaving municipal well lid and extracting tools and assembly and disassembly methods, belong to municipal works apparatus field.It solves the problems, such as existing well lid dismounting trouble.This laborsaving municipal well lid includes well seat and lid, well seat inner wall is equipped with baffle ring, further include several bottom ends and the fixed support column in baffle ring top surface, support top end is fixed with supporting block, further include circular ring shape plate-like support plate, support plate is equipped with several supported holes, and support column is threaded through in supported hole, support plate top surface outer is fixed with anti-sand sleeve, further includes the compressed spring of set on the support columns;Several supporting blocks are withstood on respectively on lid bottom surface, compressed spring pushes support plate bottom surface, anti-sand sleeve inner and outer wall is set to be adjacent to respectively with lid outer wall and well seat inner wall, anti-sand sleeve top is aligned with well seat top surface and lid top surface respectively, and supporting block is against between support plate and lid, and support plate and lid interval is made to be arranged, and removal hole projection is located in support plate.This municipal administration manhole cover anti-theft is good, and convenient for disassembly and assembly.

Description

The laborsaving municipal well lid of one kind and extracting tool and assembly and disassembly methods
Technical field
The invention belongs to municipal works equipment technical fields, are related to the laborsaving municipal well lid of one kind and extracting tool and dismounting side Method.
Background technology
Important component of the sewer pipe as sewerage system already becomes the important municipal administration in urban construction Job facilities.After well lid used at present installs and uses a period of time, the gap between well seat and lid will be filled up by silt, Making to be again turned on becomes very laborious, can not open when serious or be damaged to well lid.
It is existing application No. is 201620468375.5, the Chinese utility model of entitled " easy care municipal engineering manhole cover " is special Profit, the annular anti-sand sleeve of setting at the gap between well seat and lid, and be fixed on anti-sand sleeve and lid underrun bullet The adjustable plate of spring connection, when dismounting, bolt is screwed onto on adjustment hole, so that bolt bottom end is pushed adjustable plate, and make under anti-sand sleeve It moves, and is detached with lid outer wall, filling up gap to avoid silt causes to open difficulty;But it has the following problems:
1, since lid is pressurized often, and use environment is complicated, thus the internal thread of adjustment hole be easy fail in compression or by Corrosion and damage, it is extremely difficult to keep complete, installation bolt can not be coordinated after damage;
2, it since adjustable plate and anti-sand sleeve are fixed with lid, even if adjustable plate drives anti-sand sleeve to move down, but dismantles During lid, it is desired nonetheless to split out anti-sand sleeve together with lid out of well seat, it is therefore desirable to axially split out lid along well seat, and whole Anti-sand sleeve outer wall is always with wall friction in well seat in a disassembly process, although being avoided that sandstone influence, dismounting difficulty is not also low.
3, adjustable plate is circular plate structure, will increase lid weight, while influencing manhole cover structure.It is therefore desirable to carry out It improves.
Invention content
The purpose of the present invention is being directed to the above-mentioned problems in the prior art, it is wider to provide a kind of use occasion, and Dismount the laborsaving municipal well lid in more convenient labour-saving and extracting tool and assembly and disassembly methods.
Object of the invention can be realized by the following technical scheme:A kind of laborsaving municipal well lid, including circular ring shape well seat With the circular plate lid being located in well seat, it is characterised in that:The well seat inner wall is equipped with annular baffle ring, and baffle ring top surface is less than Well seat top surface, and it is vertical with well seat inner wall, further include several bottom ends and the fixed support column in baffle ring top surface, support column length direction Parallel with baffle ring axis, support top end is fixed with supporting block, and several supporting blocks are identical as baffle ring axial line distance, and if It is parallel with baffle ring top surface that Heavenly Stems and Earthly Branches bracer surrounds the plane to be formed, and further includes circular ring shape plate-like support plate, is set in the support plate There are several supported holes, and several support columns are threaded through respectively in several supported holes, the support plate top surface outer is solid Surely have round shell-like anti-sand sleeve, further include set compressed spring on the support columns, compressed spring both ends respectively with baffle ring top surface and branch Fagging bottom surface offsets, set on the lid there are two run through lid top and bottom circular hole removal hole, and two dismounting Hole is located in symmetrical structure on lid using lid axis as axis, and removal hole depth direction is parallel with lid axis;
Several supporting blocks are withstood on respectively on lid bottom surface, and the compressed spring pushes support plate bottom surface, makes to prevent Sand set is between lid and well seat, and anti-sand sleeve inner and outer wall is adjacent to lid outer wall and well seat inner wall respectively, anti-sand sleeve Top is aligned with well seat top surface and lid top surface respectively, and supporting block is against between support plate and lid, and makes support plate and lid Body interval is arranged, and removal hole projection is located in support plate.
After lid is mounted on well seat, since anti-sand sleeve inner and outer wall is adjacent to lid outer wall and well seat inner wall respectively, Anti-sand sleeve top is aligned with well seat top surface and lid top surface respectively, therefore is avoided that between lid and well seat and is blocked by silt, is led It causes to open difficult, when dismounting, is fixed by extracting tool and removal hole cooperation, push support plate later, and anti-sand sleeve is made to move down, And be connected to due to the support plate being connect with anti-sand sleeve on the baffle ring of well seat, during dismantling lid, without outside anti-sand sleeve Wall friction in wall and well seat, thus can more laborsaving dismounting lid, and support plate is circular ring shape platy structure, can be effectively reduced pair The influence of well lid.
In the above-mentioned laborsaving municipal well lid of one kind, the lid bottom surface is coaxially provided with one of annular mounting groove, installation Slot slot bottom is parallel with lid bottom surface, and extends towards cover edge, and when supporting block is against on lid bottom surface, supporting block top is supported In mounting groove slot bottom, supporting block side wall is against in installation groove groove wall.
Therefore it can utilize mounting groove that lid is installed with supporting block cooperation rapid alignment.
In the above-mentioned laborsaving municipal well lid of one kind, the support column bottom end has external screw thread, and support column bottom end spiral shell It is connected on baffle ring top surface.
A kind of extracting tool for laborsaving municipal well lid, it is characterised in that:Including two identical disassembly mechanisms, dismounting Mechanism includes the circle shell-like housing of inner sleeve and engagement sleeves on the outside of inner sleeve, and outer wall of inside race and outer casing inner wall are mutually matched just more Side shape sleeve-like structure, housing bottom end are fixed with the swivel nut with internal thread hole, further include top be fixed with handwheel band it is externally threaded Removal rod, the coaxial activity of the removal rod passes through inner sleeve, and activity is screwed onto on swivel nut, described outer to put on equipped with trepanning side To the rod aperture being radially arranged along housing, rod aperture is vertical with outer wall of inside race, further includes the bar being threaded through in rod aperture, the inner sleeve Outer wall is equipped with several bar slots, and bar groove groove wall is equipped with limiting slot, and limiting slot length direction is arranged with inner sleeve axis in angle, described Bar inner end is located on bar slot, and is fixed with the limited block being slidably disposed on limiting slot, and the outer casing inner wall is coaxially provided with just Polygon shell-like sliding slot, outer wall of inside race are equipped with the sliding block being slidably disposed on sliding slot, further include being located on sliding slot, and be sleeved on outside inner sleeve Return spring on wall, return spring both ends offset with sliding slot top and sliding block top respectively, and sliding block is pushed to be located at sliding slot bottom End, and limited block is made to be located at limiting slot top, and outer casing outer wall is stretched out in bar outer end, the outer casing outer wall activity is bolted with gear Plate, inner sleeve top outer wall are fixed with plate pulling plate, further include non-circular rod-shaped connecting rod and activity engagement sleeves in connecting rod one end Connector sleeve, the connecting rod other end and the connector sleeve other end connect with the same axial position of the outer casing outer wall of two disassembly mechanisms respectively It connects, and corresponding two removal rods of two disassembly mechanisms are mutually parallel;
And handwheel can be held, and by connecting rod and connector sleeve cooperation two disassembly mechanism spacing of adjustment, and pulling plate is pulled up, So that sliding block is moved towards sliding slot top, limited block is made to be moved towards limiting slot bottom end, and bar outer end is made to be moved towards inner sleeve axis, goes forward side by side Enter in rod aperture, and housing can be coordinated and stretch into removal hole, so that baffle is against on lid top surface, and unclamp pulling plate, make return spring It pushes sliding block to be located at sliding slot bottom end, and limited block is made to be located at limiting slot top, and outer casing outer wall is stretched out in bar outer end, and can rotate Baffle, and baffle and bar is made to clamp lid both sides respectively, and removal rod rotation can be driven by rotation hand wheel, and make removal rod Opposite swivel nut moves down, and removal rod bottom end pushes the support plate, makes support plate that anti-sand sleeve be driven to move down, and can hold handwheel And the lid is dismantled from well seat.
This extracting tool unclamps pulling plate, and screw baffle, makes baffle and bar point in use, housing is packed into removal hole It is not clamped in lid both sides, housing is fixed in removal hole, and demountor is avoided that using connecting rod and connector sleeve cooperation Structure is rotated around itself, and rotation hand wheel drives removal rod rotation later, so that removal rod is moved down with respect to swivel nut, and push support plate, Make support plate that anti-sand sleeve be driven to move down, utilizes handwheel to dismantle lid later, therefore even if removal hole partial destruction, will not influence Extracting tool dismantles lid, therefore the service life is longer, and use occasion is wider, and pushes branch jointly by two removal rod bottom ends Fagging is avoided that the excessive stress of support plate single-point, causes dismounting difficult, and coordinate by connecting rod and connector sleeve, can improve and tear open Tool versatility is unloaded, the lid of different size can be suitble to.
In a kind of above-mentioned extracting tool for laborsaving municipal well lid, in described two disassembly mechanisms, a hand Wheel rotates clockwise, another handwheel rotates counterclockwise, then corresponding two removal rods move down with respect to swivel nut or with respect to spiral shell Set moves up.
Two handwheel direction of rotation are on the contrary, more convenient using both hands two handwheels can be rotated respectively.
Further include the ring for being movably connected in baffle bottom in a kind of above-mentioned extracting tool for laborsaving municipal well lid Shape slip ring, and slip ring is actively set on outer casing outer wall, and housing axis can be surrounded and rotated, and slip ring can be made by butterfly It is against on lid top surface.
Therefore the more laborsaving butterfly of energy, avoids baffle bottom surface and the excessive friction of lid top surface.
In a kind of above-mentioned extracting tool for laborsaving municipal well lid, be equipped in the connector sleeve both ends respectively with The extension spring that connecting rod one end is connected with outer casing outer wall, and in extension spring stretchy connecting rod retraction connector sleeve, it is described It is fixed with bolt on connector sleeve, and bolt end is held out against on connecting rod bar wall, and is relatively fixed connector sleeve and connecting rod.
Therefore it can be relatively fixed connector sleeve and connecting rod using bolt, utilizes extension spring energy Rapid reset connector sleeve and company Extension bar.
Further include being sleeved on the outside of inner sleeve, and be fixed in a kind of above-mentioned extracting tool for laborsaving municipal well lid The interstage sleeve on sliding slot top, and return spring top is against interstage sleeve bottom end.
Therefore dismantling device convenient for assembly.
In a kind of above-mentioned extracting tool for laborsaving municipal well lid, the removal rod bottom end outer wall is fixed with gear Block.
Block plays position-limiting action.
A kind of assembly and disassembly methods of laborsaving municipal well lid, it is characterised in that:Including dismounting well lid method and well lid method is installed,
Dismantling well lid method is:Handwheel is held, and two disassembly mechanism spacing are adjusted by connecting rod and connector sleeve cooperation, Pulling plate is pulled up, sliding block is made to be moved towards sliding slot top, so that limited block is moved towards limiting slot bottom end, and make bar outer end towards inner sleeve axis It is mobile, and enter in rod aperture, housing is stretched into removal hole, baffle is made to be against on lid top surface, pulling plate is unclamped, return spring is made to push away Movable slider is located at sliding slot bottom end, and limited block is made to be located at limiting slot top, and outer casing outer wall is stretched out in bar outer end, later rotation gear Plate makes baffle and bar clamp lid both sides respectively, rotates bolt, so that bolt end is held out against on connecting rod bar wall, Zhi Houtong Overwinding changes hands wheel and drives removal rod rotation, and removal rod is made to be moved down with respect to swivel nut, so that removal rod bottom end is pushed support plate, makes support plate It drives anti-sand sleeve to move down, holds handwheel later and dismantle lid from well seat;
Installing well lid method is:Handwheel is held and moved, lid is packed into well seat, rotation hand wheel drives removal rod rotation Turn, so that the block of removal rod bottom end is against on swivel nut, so that anti-sand sleeve is moved up and be located between lid and well seat, hold handwheel and on Pulling plate is drawn, sliding block is made to be moved towards sliding slot top, limited block is made to be moved towards limiting slot bottom end, bar outer end is made to be moved towards inner sleeve axis It is dynamic, and enter in rod aperture, handwheel is pulled up, and disassembly mechanism is dismantled out of removal hole.
Pass through the above method, you can lid is dismantled or installed using this extracting tool on well seat.
Compared with prior art, the invention has the advantages that:
1, sand-prevention structure is formed by anti-sand sleeve, it can more laborsaving dismounting lid;
It 2,, can more laborsaving dismounting lid without anti-sand sleeve outer wall and wall friction in well seat during dismantling lid;
3, influenced by removal hole smaller, the service life is longer;
4, by connecting rod and connector sleeve cooperation positioning extracting tool, housing surrounds itself axis when being rotated to avoid removal rod Line rotates so that the sufficiently stable dismounting lid of extracting tool energy, while by connecting rod and connector sleeve expansion fit, can improve and tear open Tool versatility is unloaded, the lid of different size can be suitble to.
Description of the drawings
Fig. 1 is that well lid coordinates sectional view with extracting tool.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the partial enlarged view of Fig. 2.
Fig. 4 is extracting tool transverse sectional view.
In figure,
1, well seat;11, baffle ring;12, support column;13, supporting block;14, compressed spring;
2, support plate;21, anti-sand sleeve;
3, lid;31, removal hole;32, mounting groove;
4, inner sleeve;41, bar slot;42, limiting slot;43, sliding block;44, return spring;45, pulling plate;
5, housing;51, swivel nut;52, rod aperture;53, sliding slot;54, baffle;55, slip ring;56, interstage sleeve;
6, removal rod;61, handwheel;62, block;
7, bar;71, limited block;
8, connecting rod;81, connector sleeve;82, extension spring;83, bolt.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described, However, the present invention is not limited to these examples.
As shown in Figs 1-4, a kind of laborsaving municipal well lid of the present invention, including circular ring shape well seats 1 and the circle that is located in well seat 1 Plate-like lid body 3,1 inner wall of well seat are equipped with annular baffle ring 11, and 11 top surface of baffle ring is less than 1 top surface of well seat, and vertical with 1 inner wall of well seat, Further include several bottom ends and the fixed support column 12 in 11 top surface of baffle ring, 12 length direction of support column is parallel with 11 axis of baffle ring, branch 12 top of dagger is fixed with supporting block 13, and several supporting blocks 13 are identical as 11 axial line distance of baffle ring, and several supporting blocks 13 are surrounded The plane of formation is parallel with 11 top surface of baffle ring, further includes circular ring shape plate-like support plate 2, and support plate 2 is equipped with several supported holes, and Several support columns 12 are threaded through respectively in several supported holes, and 2 top surface outer of support plate is fixed with round shell-like anti-sand sleeve 21, further includes The compressed spring 14 being sleeved on support column 12,14 both ends of compressed spring offset with 11 top surface of baffle ring and 2 bottom surface of support plate respectively, lid Run through the circular hole removal hole 31 of 3 top and bottom of lid there are two being set on body 3, and two removal holes 31 are with 3 axis of lid Axis is located in symmetrical structure on lid 3, and 31 depth direction of removal hole is parallel with 3 axis of lid;
Several supporting blocks 13 are withstood on respectively on 3 bottom surface of lid, and compressed spring 14 pushes 2 bottom surface of support plate, makes anti-sand sleeve 21 Between lid 3 and well seat 1, and 21 inner and outer wall of anti-sand sleeve is adjacent to 3 outer wall of lid and 1 inner wall of well seat respectively, sand prevention It covers 21 tops to be aligned with 1 top surface of well seat and 3 top surface of lid respectively, and supporting block 13 is against between support plate 2 and lid 3, and makes Support plate 2 and the setting of the interval of lid 3, and the projection of removal hole 31 is located in support plate 2.
Further, 3 bottom surface of lid is coaxially provided with one of annular mounting groove 32, and 32 slot bottom of mounting groove is flat with 3 bottom surface of lid Row, and extend towards 3 edge of lid, and when supporting block 13 is against on 3 bottom surface of lid, 13 top of supporting block is against 32 slot of mounting groove Bottom, 13 side wall of supporting block are against on 32 cell wall of mounting groove.12 bottom end of support column has external screw thread, and 12 bottom end of support column is screwed onto On 11 top surface of baffle ring.
Lid 3 be mounted on well seat 1 on after, due to 21 inner and outer wall of anti-sand sleeve respectively with 1 inner wall of 3 outer wall of lid and well seat It is adjacent to, 21 top of anti-sand sleeve is aligned with 1 top surface of well seat and 3 top surface of lid respectively, therefore is avoided that quilt between lid 3 and well seat 1 Silt blocks, and causes to open difficult, when dismounting, is fixed by extracting tool and the cooperation of removal hole 31, pushes support plate 2 later, And anti-sand sleeve 21 is made to move down, and since the support plate 2 being connect with anti-sand sleeve 21 is connected on the baffle ring 11 of well seat 1, dismounting During lid 3, it is not necessarily to 21 outer wall of anti-sand sleeve and wall friction in well seat 1, therefore the more laborsaving dismounting lid 3 of energy, and support plate 2 For circular ring shape platy structure, the influence to well lid can be effectively reduced.
A kind of extracting tool for laborsaving municipal well lid, including two identical disassembly mechanisms, disassembly mechanism include interior In the circle shell-like housing 5 in 4 outside of inner sleeve, 4 outer wall of inner sleeve and 5 inner wall of housing are mutually matched regular polygon for set 4 and engagement sleeves Sleeve-like structure, 5 bottom end of housing are fixed with the swivel nut 51 with internal thread hole, further include top be fixed with handwheel 61 band it is externally threaded Removal rod 6, the coaxial activity of removal rod 6 passes through inner sleeve 4, and activity is screwed onto on swivel nut 51, and housing 5 is equipped with opening direction along outer 5 rod aperture 52 that are radially arranged of set, rod aperture 52 and 4 outer wall vertical of inner sleeve, further include the bar 7 being threaded through in rod aperture 52, outside inner sleeve 4 Wall is equipped with several bar slots 41, and 41 cell wall of bar slot is equipped with limiting slot 42, and 42 length direction of limiting slot is set with 4 axis of inner sleeve in angle It sets, 7 inner end of bar is located on bar slot 41, and is fixed with the limited block 71 being slidably disposed on limiting slot 42, and 5 inner wall of housing is coaxially set There are regular polygon shell-like sliding slot 53,4 outer wall of inner sleeve to be equipped with the sliding block 43 being slidably disposed on sliding slot 53, further includes being located at sliding slot 53 On, and the return spring 44 being sleeved on 4 outer wall of inner sleeve, 44 both ends of return spring respectively with 43 top phase of 53 top of sliding slot and sliding block It supports, and sliding block 43 is pushed to be located at 53 bottom end of sliding slot, and limited block 71 is made to be located at 42 top of limiting slot, and the stretching of 7 outer end of bar is outer 5 outer walls are covered, 5 outer wall activity of housing is bolted with baffle 54, and 4 top outer wall of inner sleeve is fixed with plate pulling plate 45, further includes non-circular Rod-shaped connecting rod 8 and activity engagement sleeves are in the connector sleeve 81 of 8 one end of connecting rod, 81 other end of 8 other end of connecting rod and connector sleeve It is connect respectively with the same axial position of 5 outer wall of the housing of two disassembly mechanisms, and corresponding two removal rods 6 of two disassembly mechanisms It is mutually parallel;
And handwheel 61 can be held, and by connecting rod 8 and the cooperation two disassembly mechanism spacing of adjustment of connector sleeve 81, and pull up Pulling plate 45 makes sliding block 43 be moved towards 53 top of sliding slot, so that limited block 71 is moved towards 42 bottom end of limiting slot, and make 7 outer end court of bar 4 axis of inner sleeve moves, and enters in rod aperture 52, and can coordinate housing 5 and stretch into removal hole 31, and baffle 54 is made to be against the top of lid 3 On face, and pulling plate 45 is unclamped, makes return spring 44 that sliding block 43 be pushed to be located at 53 bottom end of sliding slot, and limited block 71 is made to be located at limiting slot 42 tops, and 5 outer wall of housing, and energy butterfly 54 are stretched out in 7 outer end of bar, and baffle 54 and bar 7 is made to clamp lid 3 respectively Both sides, and removal rod 6 can be driven to rotate by rotation hand wheel 61, and removal rod 6 is made to be moved down with respect to swivel nut 51, and 6 bottom of removal rod End pushes support plate 2, makes support plate 2 that anti-sand sleeve 21 be driven to move down, and can hold handwheel 61 and dismantle lid 3 from well seat 1.
Further, in two disassembly mechanisms, a handwheel 61 rotates clockwise, another handwheel 61 rotates counterclockwise, Then corresponding two removal rods 6 are moved down with respect to swivel nut 51 or swivel nut 51 moves up relatively.Further include being movably connected in baffle 54 The annular slip ring 55 of bottom, and slip ring 55 is actively set on 5 outer wall of housing, and 5 axis of housing can be surrounded and rotated, and rotation can be passed through Turn baffle 54, slip ring 55 is made to be against on 3 top surface of lid.Be equipped in connector sleeve 81 both ends respectively with outside 8 one end of connecting rod and housing 5 The extension spring 82 of wall connection, and in 82 stretchy connecting rod 8 of extension spring retraction connector sleeve 81, spiral shell is fixed on connector sleeve 81 Bolt 83, and 83 end of bolt is held out against on 8 bar wall of connecting rod, and it is relatively fixed connector sleeve 81 and connecting rod 8.Including further including set 4 outside of set, and it is fixed on the interstage sleeve 56 on 53 top of sliding slot, and 44 top of return spring is against 56 bottom end of interstage sleeve.6 bottom end of removal rod Outer wall is fixed with block 62.
This extracting tool unclamps pulling plate 45, and screw baffle 54, makes baffle 54 in use, by the loading removal hole 31 of housing 5 It is clamped in 3 both sides of lid respectively with bar 7, housing 5 is fixed in removal hole 31, and utilizes connecting rod 8 and connector sleeve 81 Cooperation is avoided that disassembly mechanism is rotated around itself, and rotation hand wheel 61 drives removal rod 6 to rotate later, makes removal rod 6 with respect to spiral shell Set 51 moves down, and pushes support plate 2, makes support plate 2 that anti-sand sleeve 21 be driven to move down, and utilizes handwheel 61 to dismantle lid 3 later, therefore Even if 31 partial destruction of removal hole, extracting tool dismounting lid 3 will not be influenced, therefore the service life is longer, use occasion is more Extensively, and by two 6 bottom ends of removal rod support plate 2 is pushed jointly, be avoided that the excessive stress of 2 single-point of support plate, cause dismounting tired Difficulty, and coordinated by connecting rod 8 and connector sleeve 81, extracting tool versatility can be improved, the lid 3 of different size can be suitble to.
A kind of assembly and disassembly methods of laborsaving municipal well lid, including dismounting well lid method and installation well lid method,
Dismantling well lid method is:Handwheel 61 is held, and passes through connecting rod 8 and cooperation two disassembly mechanisms of adjustment of connector sleeve 81 Spacing pulls up pulling plate 45, and sliding block 43 is made to be moved towards 53 top of sliding slot, so that limited block 71 is moved towards 42 bottom end of limiting slot, and make gear 7 outer end of bar is moved towards 4 axis of inner sleeve, and is entered in rod aperture 52, and housing 5 is stretched into removal hole 31, and baffle 54 is made to be against the top of lid 3 On face, pulling plate 45 is unclamped, makes return spring 44 that sliding block 43 be pushed to be located at 53 bottom end of sliding slot, and limited block 71 is made to be located at limiting slot 42 Top, and 5 outer wall of housing is stretched out in 7 outer end of bar, butterfly 54, make baffle 54 and bar 7 clamp 3 liang of lid respectively later Side rotates bolt 83,83 end of bolt is made to hold out against on 8 bar wall of connecting rod, drives removal rod 6 to revolve by rotation hand wheel 61 later Turn, removal rod 6 is made to be moved down with respect to swivel nut 51,6 bottom end of removal rod is made to push support plate 2, support plate 2 is made to drive under anti-sand sleeve 21 It moves, hold handwheel 61 later and dismantles lid 3 from well seat 1;
Installing well lid method is:Handwheel 61 is held and moved, lid 3 is packed into well seat 1, the drive of rotation hand wheel 61 is torn open The rotation of bar 6 is unloaded, the block 62 of 6 bottom end of removal rod is made to be against on swivel nut 51, so that anti-sand sleeve 21 is moved up and is located at lid 3 and well seat 1 Between, it holds handwheel 61 and pulls up pulling plate 45, so that sliding block 43 is moved towards 53 top of sliding slot, make limited block 71 towards 42 bottom end of limiting slot It is mobile, so that 7 outer end of bar is moved towards 4 axis of inner sleeve, and enter in rod aperture 52, pulls up handwheel 61, and the dismounting out of removal hole 31 Disassembly mechanism.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although well seat 1, baffle ring 11, support column 12, supporting block 13, compressed spring 14, support plate is used more herein 2, anti-sand sleeve 21, lid 3, removal hole 31, mounting groove 32, inner sleeve 4, bar slot 41, limiting slot 42, sliding block 43, return spring 44, drawing Plate 45, housing 5, swivel nut 51, rod aperture 52, sliding slot 53, baffle 54, slip ring 55, interstage sleeve 56, removal rod 6, handwheel 61, block 62, gear The terms such as bar 7, limited block 71, connecting rod 8, connector sleeve 81, extension spring 82, bolt 83, but be not precluded and use other terms Possibility.The use of these items is only for more easily describe and explain the essence of the present invention;It is construed as appointing How a kind of additional limitation is all disagreed with spirit of that invention.

Claims (10)

1. a kind of laborsaving municipal well lid, including circular ring shape well seat (1) and the circular plate lid (3) that is located in well seat (1), spy Sign is:Described well seat (1) inner wall is equipped with annular baffle ring (11), and baffle ring (11) top surface is less than well seat (1) top surface, and with well seat (1) inner wall is vertical, further includes several bottom ends and the fixed support column in baffle ring (11) top surface (12), support column (12) length direction with Baffle ring (11) axis is parallel, and support column (12) top is fixed with supporting block (13), several supporting blocks (13) and baffle ring (11) axial line distance is identical, and to surround the plane to be formed parallel with baffle ring (11) top surface for several supporting blocks (13), further includes annulus Shape plate-like support plate (2), the support plate (2) is equipped with several supported holes, and several support columns (12) are worn respectively It is located in several supported holes, the support plate (2) top surface outer is fixed with round shell-like anti-sand sleeve (21), further includes being sleeved on support Compressed spring (14) on column (12), compressed spring (14) both ends offset with baffle ring (11) top surface and support plate (2) bottom surface respectively, Run through the circular hole removal hole (31) of lid (3) top and bottom, and two removal holes there are two being set on the lid (3) (31) it is located on lid (3) in symmetrical structure using lid (3) axis as axis, removal hole (31) depth direction and lid (3) axis It is parallel;
Several supporting blocks (13) are withstood on respectively on lid (3) bottom surface, and the compressed spring (14) pushes support plate (2) Bottom surface makes anti-sand sleeve (21) be located between lid (3) and well seat (1), and anti-sand sleeve (21) inner and outer wall respectively with lid (3) Outer wall and well seat (1) inner wall are adjacent to, and anti-sand sleeve (21) top is aligned with well seat (1) top surface and lid (3) top surface respectively, and are supported Block (13) is against between support plate (2) and lid (3), and support plate (2) and lid (3) is made to be spaced setting, and removal hole (31) Projection is located in support plate (2).
2. the laborsaving municipal well lid of one kind according to claim 1, it is characterised in that:Described lid (3) bottom surface is coaxially set There is one of annular mounting groove (32), mounting groove (32) slot bottom is parallel with lid (3) bottom surface, and extends towards lid (3) edge, and works as When supporting block (13) is against on lid (3) bottom surface, supporting block (13) top is against mounting groove (32) slot bottom, supporting block (13) side wall It is against on mounting groove (32) cell wall.
3. the laborsaving municipal well lid of one kind according to claim 2, it is characterised in that:Described support column (12) bottom end has External screw thread, and support column (12) bottom end is screwed onto on baffle ring (11) top surface.
4. a kind of extracting tool for the laborsaving municipal well lid described in claim 3, it is characterised in that:It is identical including two Disassembly mechanism, disassembly mechanism include the circle shell-like housing (5) of inner sleeve (4) and engagement sleeves on the outside of inner sleeve (4), inner sleeve (4) outer wall It is mutually matched regular polygon sleeve-like structure with housing (5) inner wall, housing (5) bottom end is fixed with the swivel nut with internal thread hole (51), further include the externally threaded removal rod of band (6) that top is fixed with handwheel (61), the coaxial activity of the removal rod (6) is worn Inner sleeve (4) is crossed, and activity is screwed onto on swivel nut (51), the housing (5) is equipped with opening direction and is radially arranged along housing (5) Rod aperture (52), rod aperture (52) and inner sleeve (4) outer wall vertical further include the bar (7) being threaded through in rod aperture (52), described is interior It covers (4) outer wall and is equipped with several bar slots (41), bar slot (41) cell wall is equipped with limiting slot (42), limiting slot (42) length direction and inner sleeve (4) axis is arranged in angle, and the bar (7) inner end is located on bar slot (41), and is fixed with and is slidably disposed in limiting slot (42) On limited block (71), the housing (5) inner wall is coaxially provided with regular polygon shell-like sliding slot (53), and inner sleeve (4) outer wall is equipped with The sliding block (43) being slidably disposed on sliding slot (53) further includes being located on sliding slot (53), and the return bullet being sleeved on inner sleeve (4) outer wall Spring (44), return spring (44) both ends offset with sliding slot (53) top and sliding block (43) top respectively, and push sliding block (43) position In sliding slot (53) bottom end, and limited block (71) is made to be located at limiting slot (42) top, and housing (5) outer wall is stretched out in bar (7) outer end, Described housing (5) the outer wall activity is bolted with baffle (54), and inner sleeve (4) top outer wall is fixed with plate pulling plate (45), further includes Non-circular rod-shaped connecting rod (8) and activity engagement sleeves connecting rod (8) one end connector sleeve (81), connecting rod (8) other end and Connector sleeve (81) other end is connect with the same axial position of the housing of two disassembly mechanisms (5) outer wall respectively, and two demountors Corresponding two removal rods (6) of structure are mutually parallel;
And handwheel (61) can be held, and by connecting rod (8) and connector sleeve (81) cooperation two disassembly mechanism spacing of adjustment, and on Pulling plate (45) is drawn, sliding block (43) is made to be moved towards sliding slot (53) top, so that limited block (71) is moved towards limiting slot (42) bottom end, and make Bar (7) outer end is moved towards inner sleeve (4) axis, and is entered in rod aperture (52), and can be coordinated housing (5) and be stretched into removal hole (31), so that baffle (54) is against on lid (3) top surface, and unclamp pulling plate (45), return spring (44) is made to push sliding block (43) position In sliding slot (53) bottom end, and limited block (71) is made to be located at limiting slot (42) top, and housing (5) outer wall is stretched out in bar (7) outer end, And energy butterfly (54), and baffle (54) and bar (7) is made to clamp lid (3) both sides respectively, and rotation hand wheel can be passed through (61) it drives removal rod (6) to rotate, and removal rod (6) is made to be moved down with respect to swivel nut (51), and described in the pushing of removal rod (6) bottom end Support plate (2) makes support plate (2) that anti-sand sleeve (21) be driven to move down, and can hold handwheel (61) and from well seat (1) described in dismounting Lid (3).
5. a kind of extracting tool for laborsaving municipal well lid according to claim 4, it is characterised in that:Described two In disassembly mechanism, a handwheel (61) rotates clockwise, another handwheel (61) rotates counterclockwise, then corresponding two removal rods (6) it is moved down with respect to swivel nut (51) or opposite swivel nut (51) moves up.
6. a kind of extracting tool for laborsaving municipal well lid according to claim 5, it is characterised in that:It further include activity It is connected to the annular slip ring (55) of baffle (54) bottom, and slip ring (55) is actively set on housing (5) outer wall, and housing can be surrounded (5) axis rotates, and slip ring (55) can be made to be against on lid (3) top surface by butterfly (54).
7. a kind of extracting tool for laborsaving municipal well lid according to claim 6, it is characterised in that:The connection The extension spring (82) being connect respectively with connecting rod (8) one end and housing (5) outer wall equipped with both ends in set (81), and extension spring (82) in stretchy connecting rod (8) retraction connector sleeve (81), bolt (83), and bolt are fixed on the connector sleeve (81) (83) end is held out against on connecting rod (8) bar wall, and is relatively fixed connector sleeve (81) and connecting rod (8).
8. a kind of extracting tool for laborsaving municipal well lid according to claim 7, it is characterised in that:Further include being sleeved on On the outside of inner sleeve (4), and it is fixed on the interstage sleeve (56) on sliding slot (53) top, and return spring (44) top is against interstage sleeve (56) bottom End.
9. a kind of extracting tool for laborsaving municipal well lid according to claim 8, it is characterised in that:The dismounting Bar (6) bottom end outer wall is fixed with block (62).
10. a kind of assembly and disassembly methods of the laborsaving municipal well lid described in claim 3, it is characterised in that:Including dismantling well lid method With installation well lid method,
Dismantling well lid method is:Handwheel (61) is held, and passes through connecting rod (8) and connector sleeve (81) cooperation two demountors of adjustment Structure spacing, pull-up pulling plate (45) make sliding block (43) be moved towards sliding slot (53) top, make limited block (71) towards limiting slot (42) bottom end It is mobile, and bar (7) outer end is made to be moved towards inner sleeve (4) axis, and enter in rod aperture (52), housing (5) is stretched into removal hole (31), so that baffle (54) is against on lid (3) top surface, unclamp pulling plate (45), make return spring (44) that sliding block (43) be pushed to be located at Sliding slot (53) bottom end, and limited block (71) is made to be located at limiting slot (42) top, and housing (5) outer wall is stretched out in bar (7) outer end, it Butterfly (54) afterwards, make baffle (54) and bar (7) clamp lid (3) both sides respectively, and rotation bolt (83) makes bolt (83) End is held out against on connecting rod (8) bar wall, is driven removal rod (6) to rotate by rotation hand wheel (61) later, is made removal rod (6) phase Swivel nut (51) is moved down, removal rod (6) bottom end is made to push support plate (2), makes support plate (2) that anti-sand sleeve (21) be driven to move down, it After hold handwheel (61) and from well seat (1) dismantle lid (3);
Installing well lid method is:Handwheel (61) is held and moved, lid (3) is packed into well seat (1), rotation hand wheel (61) band Dynamic removal rod (6) rotation, makes the block (62) of removal rod (6) bottom end be against on swivel nut (51), and anti-sand sleeve (21) is made to move up simultaneously position It between lid (3) and well seat (1), holds handwheel (61) and pulls up pulling plate (45), sliding block (43) is made to be moved towards sliding slot (53) top It is dynamic, so that limited block (71) is moved towards limiting slot (42) bottom end, bar (7) outer end is made to be moved towards inner sleeve (4) axis, and enters rod aperture (52) in, pull-up handwheel (61), and disassembly mechanism is dismantled out of removal hole (31).
CN201810530885.4A 2018-05-29 2018-05-29 The laborsaving municipal well lid of one kind and extracting tool and assembly and disassembly methods Withdrawn CN108560602A (en)

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CN201810530885.4A CN108560602A (en) 2018-05-29 2018-05-29 The laborsaving municipal well lid of one kind and extracting tool and assembly and disassembly methods

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112982766A (en) * 2021-03-03 2021-06-18 台州技创机械科技有限公司 Keel connecting structure, matched tool and assembling and disassembling method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112982766A (en) * 2021-03-03 2021-06-18 台州技创机械科技有限公司 Keel connecting structure, matched tool and assembling and disassembling method thereof

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Application publication date: 20180921