CN208563390U - A kind of modified municipal administration well lid detaching structure - Google Patents

Abstract

The utility model provides a kind of modified municipal administration well lid detaching structure, belongs to municipal works apparatus field.It solves the problems, such as that existing well lid disassembly is difficult.This modified municipal administration well lid detaching structure includes the well lid equipped with removal hole and location hole, it further include the inner sleeve to socket-connect and housing, housing bottom end is fixed with internal thread hole swivel nut, it further include the removal rod that top is fixed with handwheel, removal rod passes through inner sleeve and is screwed on swivel nut, it puts on outside equipped with rod aperture, it further include the bar being through in rod aperture, outer wall of inside race is equipped with bar slot, bar groove groove wall is equipped with limiting slot, bar inner end is fixed with limited block, outer casing inner wall is equipped with sliding slot, outer wall of inside race is equipped with sliding block, it further include return spring, it further include connected positioning sleeve and connector sleeve, the connecting rod for further including the locating rod being through in positioning sleeve and being through in connector sleeve, connecting rod is fixed with outer casing outer wall, outer casing outer wall is bolted with baffle, inner sleeve top outer wall is fixed with pulling plate.This extracting tool can reduce disassembly well lid difficulty.

Description

A kind of modified municipal administration well lid detaching structure

Technical field

The utility model belongs to municipal works equipment technical field, is related to a kind of modified municipal administration well lid detaching structure.

Background technique

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 damage to well lid.

It is existing application No. is 201620468375.5, the Chinese utility model of entitled " municipal engineering manhole cover easy to maintain " is special Annular anti-sand sleeve is arranged at the gap between well seat and lid, and is fixed on anti-sand sleeve and lid underrun bullet for benefit The adjustable plate of spring connection, when disassembly, bolt is screwed on adjustment hole, so that bolt bottom end is pushed adjustable plate, and make under anti-sand sleeve It moves, and is separated with lid outer wall, filling up gap to avoid silt causes to open difficulty, but since lid is pressurized often, and uses Environment is complicated, therefore the internal screw thread of adjustment hole is easy fail in compression or by corrosion and damage, it is extremely difficult to keep complete, can not match after damage Close installation bolt；It is therefore desirable to design a kind of extracting tool for being specifically used to that the structure well lid is cooperated to dismount.

Summary of the invention

The purpose of this utility model is provided a kind of for cooperating municipal administration for the above-mentioned problems in the prior art Engineering well lid uses, and versatility is higher, while dismantling more laborsaving modified municipal administration well lid detaching structure.

The purpose of this utility model can be realized by the following technical scheme: a kind of modified municipal administration well lid detaching structure, Extracting tool including well lid and for dismantling well lid, the well lid include circular ring shape well seat and the lid that is located in well seat, The well seat inner wall is equipped with annular gear edge, and gear is equipped with several support columns along top, and lid bottom is connected by several extension springs It is connected to circular adjusting plate, adjustable plate is equipped with several supported holes, and the support column passes through supported hole, and is against lid bottom, Adjustable plate outer is fixed with the annular anti-sand sleeve that two sides are bonded lid outer and well seat inner wall respectively, and lid, which is equipped with, runs through top surface With the removal hole of bottom surface, it is characterised in that: the location hole through lid top and bottom is additionally provided on the lid, it is described Extracting tool 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 Regular polygon sleeve-like structure, housing bottom end are fixed with the swivel nut with internal thread hole, further include top be fixed with handwheel with outer spiral shell The removal rod of line, the coaxial activity of the removal rod passes through inner sleeve, and activity is screwed on swivel nut, it is described it is outer put on to be equipped with open The rod aperture that hole direction is arranged radially along housing, rod aperture is vertical with outer wall of inside race, further includes the bar being threaded through in rod aperture, described Outer wall of inside race is equipped with several bar slots, and bar groove groove wall is equipped with limiting slot, limiting slot length direction and inner sleeve axis and is arranged in angle, institute The bar inner end stated 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 set There is a regular polygon shell-like sliding slot, outer wall of inside race is equipped with the sliding block being slidably disposed on sliding slot, further includes being located on sliding slot, and including covering The return spring on outer wall is covered, return spring both ends offset with sliding slot top and sliding block top respectively, and push sliding block to be located at and slide Slot bottom end, and make limited block be located at limiting slot top, and outer casing outer wall is stretched out in bar outer end further includes shell-like positioning sleeve and vertical The shell-like connector sleeve being connected in the middle part of positioning sleeve outer wall further includes that the locating rod being threaded through in positioning sleeve and one end fits are worn The non-circular rod-shaped connecting rod being located in connector sleeve, and the connecting rod other end is fixed with outer casing outer wall, the positioning rod axis Parallel with disassembly rod axis, the outer casing outer wall activity is bolted with baffle, and inner sleeve top outer wall is fixed with plate pulling plate；

And handwheel can be held, and pull up pulling plate, keep sliding block mobile towards sliding slot top, moves limited block towards limiting slot bottom end It is dynamic, and keep bar outer end mobile towards inner sleeve axis, and enter in rod aperture, and housing can be protruded into removal hole, so that baffle is against lid On body top surface, and pulling plate is unclamped, makes return spring that sliding block be 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, and by butterfly, is against bar on lid bottom surface, and baffle and bar press from both sides respectively Tightly in lid two sides, and it is adjustable connecting rod and connector sleeve, and moves down locating rod, locating rod bottom end is made to be embedded in positioning hole, and Removal rod rotation can be driven by rotation hand wheel, and moves down removal rod with respect to swivel nut, and removal rod bottom end pushes the tune Plate is saved, makes adjustable plate that anti-sand sleeve be driven to move down, and handwheel can be held and dismantle the lid from well seat.

This extracting tool is in use, without additional repacking lid, it is only necessary on lid in addition to removal hole, additionally utilize it His hole is packed into removal hole as location hole, by housing, and screws baffle, and baffle and bar is made to be clamped in lid two sides respectively, Housing to be fixed in removal hole, cooperated later using locating rod and location hole, rotated to avoid housing around own axes, Removal rod bottom end can be made to push adjustable plate by rotation hand wheel later, and move down anti-sand sleeve, while utilize handwheel disassembly lid Body, therefore be avoided that and influenced by removal hole, and even if removal hole partial destruction, extracting tool disassembly lid will not be influenced, Therefore the service life is longer, and is cooperated by connecting rod and connector sleeve, can improve extracting tool versatility, and extracting tool uses Very convenient, structure design is very reasonable.

It further include being movably connected in the annular of baffle bottom to slide in a kind of above-mentioned modified municipal administration well lid detaching structure Ring, and slip ring movable sleeve is on the coat, and can rotate around housing axis, and slip ring can be made to be against lid by butterfly On 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 modified municipal administration well lid detaching structure, bolt, and bolt are fixed on the connector sleeve End is held out against on connecting rod bar wall.

Therefore the relatively fixed connector sleeve of bolt and connecting rod can be utilized.

It further include covering on the outside of inner sleeve, and be fixed on sliding slot in a kind of above-mentioned modified municipal administration well lid detaching structure The interstage sleeve on top, and return spring top is against interstage sleeve bottom end.

Therefore extracting tool convenient for assembly.

In a kind of above-mentioned modified municipal administration well lid detaching structure, the removal rod bottom end outer wall is fixed with block.

Block plays position-limiting action to removal rod, and removal rod is avoided to separate with extracting tool.

In a kind of above-mentioned modified municipal administration well lid detaching structure, the locating rod top is fixed with pulling block, also wraps Include set on the securing lever, and the reset spring that both ends are connect with pulling block and positioning sleeve top respectively, and reset spring stretchy is drawn Block moves down locating rod bottom end.

Therefore action of reset spring can be utilized, locating rod bottom end is embedded in positioning hole automatically.

In a kind of above-mentioned modified municipal administration well lid detaching structure, the bar inner end has card slot, and limited block It is stuck on the card slot.

In a kind of above-mentioned modified municipal administration well lid detaching structure, the positioning sleeve and connector sleeve are structure as a whole.

Therefore structure is more stable.

A kind of assembly and disassembly methods of modified municipal administration well lid detaching structure, it is characterised in that: including disassembly well lid method and peace Well lid method is filled,

Dismantle well lid method are as follows: hold handwheel, and pull up pulling plate, keep sliding block mobile towards sliding slot top, make limited block towards limit Position slot bottom end is mobile, and keeps bar outer end mobile towards inner sleeve axis, and enter in rod aperture, and housing is protruded into removal hole, makes baffle It is against on lid top surface, unclamps pulling plate, make return spring that sliding block be pushed to be located at sliding slot bottom end, and limited block is made to be located at limit groove top End, and bar outer end stretches out outer casing outer wall and is against bar on lid bottom surface by butterfly, and baffle and bar difference Lid two sides are clamped in, adjust connecting rod and connector sleeve later, when locating rod is aligned with location hole, reset spring, which pulls, to be drawn Block makes locating rod bottom end be embedded in positioning hole, drives removal rod rotation by rotation hand wheel later, and make removal rod with respect to swivel nut It moves down, and removal rod bottom end pushes adjustable plate, makes adjustable plate that anti-sand sleeve be driven to move down, hold handwheel later and dismantled from well seat Lid；

Well lid method is installed are as follows: hold and move handwheel, lid is packed into well seat, rotation hand wheel drives removal rod rotation Turn, moves up removal rod with respect to swivel nut, separate removal rod bottom end with adjustable plate, move up anti-sand sleeve and be located at lid and well seat Between, it holds handwheel and pulls up pulling plate, keep sliding block mobile towards sliding slot top, keep limited block mobile towards limiting slot bottom end, make bar Outer end is mobile towards inner sleeve axis, and enters in rod aperture, pulls up handwheel, and extracting tool is dismantled out of removal hole.

By the above method, i.e., lid is dismantled or installed using extracting tool on well seat.

Compared with prior art, the utility model has the advantages that

After extracting tool, without setting internal thread structure for removal hole, and even if removal hole partial destruction, also not It will affect extracting tool disassembly lid, the service life is longer, and versatility is higher, and extracting tool, using very convenient, structure is set It is very reasonable to count.

Detailed description of the invention

Fig. 1 is that well lid and extracting tool cooperate cross-sectional view.

Fig. 2 and Fig. 4 is the partial enlarged view of Fig. 1 respectively.

Fig. 3 is the partial enlarged view of Fig. 2.

Fig. 5 is extracting tool transverse sectional view.

In figure,

1, well seat；11, edge is kept off；12, support column；

2, lid；21, extension spring；22, removal hole；23, location hole；

3, adjustable plate；31, anti-sand sleeve；

4, inner sleeve；41, limiting slot；42, sliding block；43, return spring；44, 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, positioning sleeve；81, locating rod；82, pulling block；83, reset spring；

9, connector sleeve；91, connecting rod；92, bolt.

Specific embodiment

It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these examples.

As shown in Figs. 1-5, a kind of modified municipal administration well lid detaching structure of the utility model, including well lid and for dismantling well The extracting tool of lid, well lid include circular ring shape well seat 1 and the lid 2 that is located in well seat 1, and 1 inner wall of well seat is equipped with annular gear along 11, Gear is equipped with several support columns 12 along 11 tops, and 2 bottom of lid is connected with circular adjusting plate 3 by several extension springs 21, adjusts Plate 3 is equipped with several supported holes, and support column 12 passes through supported hole, and is against 2 bottom of lid, and 3 outer of adjustable plate is fixed with two sides It is bonded the annular anti-sand sleeve 31 of 2 outer of lid and 1 inner wall of well seat respectively, lid 2 is equipped with the removal hole through top and bottom 22, the location hole 23 through 2 top and bottom of lid is additionally provided on lid 2, and extracting tool includes inner sleeve 4 and engagement sleeves in inner sleeve The circle shell-like housing 5 in 4 outsides, 4 outer wall of inner sleeve and 5 inner wall of housing are mutually matched regular polygon sleeve-like structure, 5 bottom end of housing Be fixed with the swivel nut 51 with internal thread hole, further include top be fixed with handwheel 61 with externally threaded removal rod 6, removal rod 6 is same Axis activity passes through inner sleeve 4, and activity is screwed on swivel nut 51, and housing 5 is equipped with the rod aperture that opening direction is arranged radially along housing 5 52, rod aperture 52 and 4 outer wall vertical of inner sleeve further include the bar 7 being threaded through in rod aperture 52, and 4 outer wall of inner sleeve is equipped with several bar slots, bar Groove groove wall is equipped with limiting slot 41,41 length direction of limiting slot and 4 axis of inner sleeve and is arranged in angle, and 7 inner end of bar is located on bar slot, And it is fixed with the limited block 71 being slidably disposed on limiting slot 41,5 inner wall of housing is coaxially provided with regular polygon shell-like sliding slot 53, inner sleeve 4 outer walls are equipped with the sliding block 42 being slidably disposed on sliding slot 53, further include being located on sliding slot 53, and cover the return on 4 outer wall of inner sleeve Spring 43,43 both ends of return spring offset with 53 top of sliding slot and 42 top of sliding block respectively, and sliding block 42 is pushed to be located at sliding slot 53 Bottom end, and so that limited block 71 is located at 41 top of limiting slot, and 5 outer wall of housing is stretched out in 7 outer end of bar, further includes shell-like positioning sleeve 8 It further include the locating rod 81 being threaded through in positioning sleeve 8 with the shell-like connector sleeve 9 being vertically connected in the middle part of 8 outer wall of positioning sleeve, and One end fits are threaded through the non-circular rod-shaped connecting rod 91 in connector sleeve 9, and 91 other end of connecting rod is fixed with 5 outer wall of housing, 81 axis of locating rod is parallel with 6 axis of removal rod, and 5 outer wall activity of housing is bolted with baffle 54, and 4 top outer wall of inner sleeve is fixed with plate Shape pulling plate 44；

And handwheel 61 can be held, and pull up pulling plate 44, keep sliding block 42 mobile towards 53 top of sliding slot, makes limited block 71 towards limit 41 bottom end of slot is mobile, and keeps 7 outer end of bar mobile towards 4 axis of inner sleeve, and enter in rod aperture 52, and housing 5 can be protruded into disassembly Hole 22 is against baffle 54 on 2 top surface of lid, and unclamps pulling plate 44, makes return spring 43 that sliding block 42 be pushed to be located at 53 bottom of sliding slot End, and so that limited block 71 is located at 41 top of limiting slot, and 5 outer wall of housing is stretched out in 7 outer end of bar, and by butterfly 54, make Bar 7 is against on 2 bottom surface of lid, and baffle 54 and bar 7 are clamped in 2 two sides of lid respectively, and is adjustable connecting rod 91 and is connected Female connector 9, and locating rod 81 is moved down, make in 81 bottom end of locating rod insertion location hole 23, and disassembly can be driven by rotation hand wheel 61 Bar 6 rotates, and moves down removal rod 6 with respect to swivel nut 51, and 6 bottom end of removal rod pushes adjustable plate 3, and adjustable plate 3 is made to drive sand prevention Set 31 moves down, and can hold handwheel 61 and dismantle lid 2 from well seat 1.

It further, further include being movably connected in the annular slip ring 55 of 54 bottom of baffle, and slip ring 55 is actively set on housing 5 On, and can be rotated around 5 axis of housing, and slip ring 55 can be made to be against on 2 top surface of lid by butterfly 54.On connector sleeve 9 It is fixed with bolt 92, and 92 end of bolt is held out against on 91 bar wall of connecting rod.It further include covering in 4 outside of inner sleeve, and be fixed on cunning The interstage sleeve 56 on 53 top of slot, and 43 top of return spring is against 56 bottom end of interstage sleeve.6 bottom end outer wall of removal rod is fixed with block 62. 81 top of locating rod is fixed with pulling block 82, further include cover in locating rod 81, and both ends respectively with 8 top of pulling block 82 and positioning sleeve The reset spring 83 of connection, and 83 stretchy pulling block 82 of reset spring, move down 81 bottom end of locating rod.7 inner end of bar has card Slot, and limited block 71 is stuck on card slot.Positioning sleeve 8 and connector sleeve 9 are structure as a whole.

This extracting tool is in use, without additional repacking lid 2, it is only necessary on lid 2 in addition to removal hole 22, additional benefit It uses other holes as location hole 23, housing 5 is packed into removal hole 22, and screw baffle 54, presss from both sides baffle 54 and bar 7 respectively Tightly in 2 two sides of lid, housing 5 is fixed in removal hole 22, is cooperated later using locating rod 81 and location hole 23, to avoid Housing 5 is rotated around own axes, 6 bottom end of removal rod can be made to push adjustable plate 3 by rotation hand wheel 61 later, and make sand prevention Set 31 moves down, while dismantling lid 2 using handwheel 61, therefore is avoided that and is influenced by removal hole 22, and even if removal hole 22 Divide damage, extracting tool disassembly lid 2 will not be influenced, therefore the service life is longer, and matches by connecting rod 91 and connector sleeve 9 It closes, can improve extracting tool versatility, and extracting tool, using very convenient, structure design is very reasonable.

A kind of assembly and disassembly methods of modified municipal administration well lid detaching structure, including disassembly well lid method and installation well lid method,

Dismantle well lid method are as follows: hold handwheel 61, and pull up pulling plate 44, keep sliding block 42 mobile towards 53 top of sliding slot, make to limit Position block 71 is mobile towards 41 bottom end of limiting slot, and keeps 7 outer end of bar mobile towards 4 axis of inner sleeve, and enter in rod aperture 52, by housing 5 Removal hole 22 is protruded into, is against baffle 54 on 2 top surface of lid, unclamps pulling plate 44, makes return spring 43 that sliding block 42 be pushed to be located at and slides 53 bottom end of slot, and so that limited block 71 is located at 41 top of limiting slot, and 5 outer wall of housing is stretched out in 7 outer end of bar, passes through butterfly 54, it is against bar 7 on 2 bottom surface of lid, and baffle 54 and bar 7 are clamped in 2 two sides of lid respectively, adjusts connecting rod 91 later With connector sleeve 9, when locating rod 81 is aligned with location hole 23, reset spring 83 pulls pulling block 82, is embedded in 81 bottom end of locating rod It in location hole 23, drives removal rod 6 to rotate by rotation hand wheel 61 later, and moves down removal rod 6 with respect to swivel nut 51, and dismantle 6 bottom end of bar pushes adjustable plate 3, makes adjustable plate 3 that anti-sand sleeve 31 be driven to move down, and holds handwheel 61 later and dismantles lid from well seat 1 Body 2；

Well lid method is installed are as follows: hold and move handwheel 61, lid 2 is packed into well seat 1, the drive of rotation hand wheel 61 is torn open The rotation of bar 6 is unloaded, removal rod 6 is moved up with respect to swivel nut 51, separates 6 bottom end of removal rod with adjustable plate 3, move up anti-sand sleeve 31 simultaneously It between lid 2 and well seat 1, holds handwheel 61 and pulls up pulling plate 44, keep sliding block 42 mobile towards 53 top of sliding slot, make limited block 71 is mobile towards 41 bottom end of limiting slot, keeps 7 outer end of bar mobile towards 4 axis of inner sleeve, and enter in rod aperture 52, pulls up handwheel 61, and Extracting tool is dismantled out of removal hole 22.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Although be used more herein well seat 1, gear along 11, support column 12, lid 2, extension spring 21, removal hole 22, Location hole 23, adjustable plate 3, anti-sand sleeve 31, inner sleeve 4, limiting slot 41, sliding block 42, return spring 43, pulling plate 44, 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, bar 7, limited block 71, fixed The terms such as position set 8, locating rod 81, pulling block 82, reset spring 83, connector sleeve 9, connecting rod 91, bolt 92, but use is not precluded A possibility that other terms.The use of these terms is merely for the convenience of describing and explaining the nature of the invention；? It is contrary to the spirit of the present invention that they, which are construed to any additional limitation all,.

Claims (8)

1. a kind of modified municipal administration well lid detaching structure, the extracting tool including well lid and for dismantling well lid, the well lid Including circular ring shape well seat (1) and the lid (2) being located in well seat (1), well seat (1) inner wall is equipped with annular gear edge (11), Gear is equipped with several support columns (12) at the top of (11), and lid (2) bottom is connected with round adjusting by several extension springs (21) Plate (3), adjustable plate (3) are equipped with several supported holes, and the support column (12) passes through supported hole, and is against lid (2) bottom, Adjustable plate (3) outer is fixed with the annular anti-sand sleeve (31) that two sides are bonded lid (2) outer and well seat (1) inner wall respectively, lid (2) it is equipped with the removal hole (22) through top and bottom, it is characterised in that: be additionally provided on the lid (2) through lid (2) location hole (23) of top and bottom, the extracting tool include the circle of inner sleeve (4) and engagement sleeves on the outside of inner sleeve (4) Shell-like housing (5), inner sleeve (4) outer wall and housing (5) inner wall are mutually matched regular polygon sleeve-like structure, housing (5) bottom end Be fixed with the swivel nut (51) with internal thread hole, further include top be fixed with handwheel (61) with externally threaded removal rod (6), it is described The coaxial activity of removal rod (6) pass through inner sleeve (4), and activity is screwed on swivel nut (51), and the housing (5) is equipped with aperture The rod aperture (52) that direction is arranged radially along housing (5), rod aperture (52) and inner sleeve (4) outer wall vertical, further include being threaded through rod aperture (52) bar (7) in, the inner sleeve (4) outer wall are equipped with several bar slots, and bar groove groove wall is equipped with limiting slot (41), limiting slot (41) length direction and inner sleeve (4) axis are arranged in angle, and the bar (7) inner end is located on bar slot, and is fixed with sliding Limited block (71) on limiting slot (41), the housing (5) inner wall is coaxially provided with regular polygon shell-like sliding slot (53), interior Set (4) outer wall is equipped with the sliding block (42) being slidably disposed on sliding slot (53), further includes being located on sliding slot (53), and cover in inner sleeve (4) Return spring (43) on outer wall, return spring (43) both ends offset with sliding slot (53) top and sliding block (42) top respectively, and It pushes sliding block (42) to be located at sliding slot (53) bottom end, and so that limited block (71) is located at limiting slot (41) top, and bar (7) outer end is stretched The shell-like connector sleeve that housing (5) outer wall out further includes shell-like positioning sleeve (8) and is vertically connected in the middle part of positioning sleeve (8) outer wall (9), further include the locating rod (81) being threaded through in positioning sleeve (8) and one end fits be threaded through it is non-circular in connector sleeve (9) Rod-shaped connecting rod (91), and connecting rod (91) other end is fixed with housing (5) outer wall, the locating rod (81) axis and disassembly Bar (6) axis is parallel, and described housing (5) the outer wall activity is bolted with baffle (54), and inner sleeve (4) top outer wall is fixed with plate drawing Plate (44)；

And handwheel (61) can be held, and pull up pulling plate (44), keep sliding block (42) mobile towards sliding slot (53) top, makes limited block (71) It is mobile towards limiting slot (41) bottom end, and keep bar (7) outer end mobile towards inner sleeve (4) axis, and enter in rod aperture (52), and can be by Housing (5) protrudes into removal hole (22), is against baffle (54) on lid (2) top surface, and unclamps pulling plate (44), makes return spring (43) it pushes sliding block (42) to be located at sliding slot (53) bottom end, and so that limited block (71) is located at limiting slot (41) top, and bar (7) is outside Housing (5) outer wall is stretched out at end, and by butterfly (54), is against bar (7) on lid (2) bottom surface, and baffle (54) and Bar (7) is clamped in lid (2) two sides respectively, and is adjustable connecting rod (91) and connector sleeve (9), and moves down locating rod (81), Make in locating rod (81) bottom end insertion location hole (23), and removal rod (6) rotation can be driven by rotation hand wheel (61), and make to tear open It unloads bar (6) to move down with respect to swivel nut (51), and removal rod (6) bottom end pushes the adjustable plate (3), drives adjustable plate (3) anti- Sand set (31) moves down, and can hold handwheel (61) and dismantle the lid (2) from well seat (1).

2. a kind of modified municipal administration well lid detaching structure according to claim 1, it is characterised in that: further include being flexibly connected Annular slip ring (55) in baffle (54) bottom, and slip ring (55) is actively set on housing (5), and can surround housing (5) axis Rotation, and slip ring (55) can be made to be against on lid (2) top surface by butterfly (54).

3. a kind of modified municipal administration well lid detaching structure according to claim 2, it is characterised in that: the connector sleeve (9) it is fixed on bolt (92), and bolt (92) end is held out against on connecting rod (91) bar wall.

4. a kind of modified municipal administration well lid detaching structure according to claim 3, it is characterised in that: further include covering in inner sleeve (4) outside, and it is fixed on the interstage sleeve (56) on sliding slot (53) top, and return spring (43) top is against interstage sleeve (56) bottom end.

5. a kind of modified municipal administration well lid detaching structure according to claim 4, it is characterised in that: the removal rod (6) bottom end outer wall is fixed with block (62).

6. a kind of modified municipal administration well lid detaching structure according to claim 5, it is characterised in that: the locating rod (81) top is fixed with pulling block (82), further include cover on locating rod (81), and both ends respectively with pulling block (82) and positioning sleeve (8) The reset spring (83) of top connection, and reset spring (83) stretchy pulling block (82), move down locating rod (81) bottom end.

7. a kind of modified municipal administration well lid detaching structure according to claim 6, it is characterised in that: the bar (7) Inner end has card slot, and limited block (71) is stuck on the card slot.

8. a kind of modified municipal administration well lid detaching structure according to claim 7, it is characterised in that: the positioning sleeve (8) it is structure as a whole with connector sleeve (9).