CN108560604A - A kind of municipal administration well lid and its extracting tool and assembly and disassembly methods - Google Patents

Abstract

The present invention provides a kind of municipal well lid and its extracting tools and assembly and disassembly methods, belong to municipal works apparatus field.It solves the problems, such as that existing well lid dismounting is difficult.This municipal administration 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, it further include circular ring shape support plate, support plate is equipped with several supported holes, and several support columns are threaded through in supported hole respectively, support plate top surface outer is fixed with anti-sand sleeve, it further include the compressed spring of set on the support columns, compressed spring both ends offset with baffle ring top surface and support plate bottom surface, lid center is equipped with the mounting hole through lid top and bottom, several removal holes are additionally provided on lid, and support plate is located at below removal hole.This well lid is avoided that blocking gap by sandstone causes dismounting difficult, while can reduce dismounting well lid difficulty using extracting tool.

Description

A kind of municipal administration well lid and its extracting tool and assembly and disassembly methods

Technical field

The invention belongs to municipal works equipment technical field, it is related to a kind of municipal well lid and its 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 long to provide a kind of service life, general Property higher, while dismantling more laborsaving municipal well lid and its extracting tool and assembly and disassembly methods.

Object of the invention can be realized by the following technical scheme：A kind of municipal administration well lid, including circular ring shape well seat and set Circular plate lid 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 vertical with well seat inner wall, further includes several bottom ends and the fixed support column in baffle ring top surface, support column length direction and gear Ring axis is parallel, and support top end is fixed with supporting block, and several supporting blocks are identical as baffle ring axial line distance and several It is parallel with baffle ring top surface that bracer surrounds the plane to be formed, and further includes circular ring shape plate-like support plate, if the support plate is equipped with Dry supported hole, and several support columns are threaded through respectively in several supported holes, the support plate top surface outer is fixed with Circle shell-like anti-sand sleeve, further includes the compressed spring of set on the support columns, compressed spring both ends respectively with baffle ring top surface and support plate Bottom surface offsets, and the lid center is coaxially provided with the mounting hole through lid top and bottom, if being additionally provided on lid The dry removal hole through lid top and bottom, removal hole opening direction is parallel with mounting hole opening direction, and removal hole projects In support plate；

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 mounting hole and removal hole can be respectively protruding by extracting tool, and with Mounting hole is relatively fixed, and extracting tool can push the support plate by removal hole, and anti-sand sleeve is made to move down.

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, mounting hole and removal hole is respectively protruding by extracting tool, and be relatively fixed with mounting hole, and tear open The tool of unloading can push the support plate by removal hole, and anti-sand sleeve is made to move down, and the support plate due to being connect with anti-sand sleeve It is connected on the baffle ring of well seat, therefore during dismounting lid, without anti-sand sleeve outer wall and wall friction in well seat, therefore can be more Laborsaving dismounting lid, and support plate is circular ring shape platy structure, can effectively reduce the influence to well lid.

In a kind of above-mentioned municipal well lid, the compressed spring pushes support plate bottom surface, makes between support plate and lid Every setting, and supporting block is between support plate and lid.

Therefore gap is formed between support plate and lid, can block removal hole to avoid silt.

In a kind of above-mentioned municipal well lid, the support column bottom end has external screw thread, and support column bottom end is screwed onto On baffle ring top surface.

A kind of extracting tool for municipal well lid, it is characterised in that：Include the circle of inner sleeve and engagement sleeves on the outside of inner sleeve Shell-like housing, outer wall of inside race and outer casing inner wall are mutually matched regular polygon sleeve-like structure, described outer to put on equipped with trepanning The rod aperture that direction is radially arranged along housing, rod aperture is vertical with outer wall of inside race, further includes the bar being threaded through in rod aperture, and described is interior It covers outer wall and is equipped with several bar slots, 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 be located on bar slot, and be fixed with the limited block being slidably disposed on limiting slot, the outer casing inner wall is coaxially provided with Regular 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 inner sleeve Return spring on outer 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 Baffle, inner sleeve top outer wall are fixed with plate pulling plate；

Further include non-circular rod-shaped connecting rod, the connecting rod is fixedly arranged in the middle of shell-like fixing sleeve, connecting rod both ends point Not scalable cooperation is socketed with shell-like connector sleeve, and two connector sleeve other ends are respectively fixed with shell-like dismounting set, connector sleeve connection It in the middle part of dismounting set outer wall, is fitted through equipped with non-circular rod-shaped removal rod in dismounting set, further includes being connected to dismounting set On spring catch, removal rod is equipped with several pin holes, and spring catch can coordinate in pin hole, and be relatively fixed dismounting set and tear open Bar is unloaded, positioning sleeve, the dismounting rod axis, fixing sleeve inner wall axis and positioning sleeve inner wall axis are additionally provided in the connecting rod Line is parallel, and vertical with connecting rod axis, further includes that activity cooperation is threaded through in positioning sleeve, and the positioning parallel with removal rod Bar, the bending of locating rod bottom end, and fixed with outer casing outer wall；

The housing bottom end inner wall is fixed with rod set, further includes the fixed link that top is fixed with handwheel, the fixation The coaxial activity of bar is put in being threaded through, and the rod set has internal thread, and the activity of fixed link bottom end is screwed onto in rod set, described Fixing sleeve be actively set in fixed link, and the baffle ring for being against fixing sleeve top and bottom end respectively is further fixed in fixed link, or The fixed link bottom end activity is threaded through in rod set, and the gear for being against rod set top and bottom end respectively is further fixed in fixed link Cap, the fixing sleeve activity are screwed onto in fixed link；

And handwheel can be held, 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 It is dynamic, and bar outer end is made to be moved towards inner sleeve axis, and enter in rod aperture, and housing can be stretched into mounting 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, bar is made to be against on lid bottom surface, and baffle and bar press from both sides respectively Tightly in lid both sides, and connecting rod and connector sleeve can be adjusted, and move down removal rod, made in removal rod bottom end insertion removal hole, and It is relatively fixed dismounting set and removal rod by spring catch, removal rod bottom end is made to be against in support plate top surface, and can be by rotating hand Wheel drives fixed link rotation, so that fixed link and rod set is mutually spirally connected rotation, fixed link is made to be moved down with respect to rod set, or make fixed link and Fixing sleeve is mutually spirally connected rotation, so that fixing sleeve is relatively fixed bar and moves down, and drives removal rod to move down by fixing sleeve, and makes dismounting Bar bottom end pushes the support plate, makes support plate that anti-sand sleeve be driven to move down, and can hold handwheel and from well seat described in dismounting Lid.

This extracting tool makes baffle and bar be clamped in lid respectively in use, housing is packed into mounting hole, and screw baffle Body both sides, housing is fixed in mounting hole, penetrates removal hole using removal rod later, and using locating rod by removal rod with Housing is positioned, and is rotated around own axes to avoid housing, removal rod bottom end can be made to push by rotation hand wheel later Support plate, and anti-sand sleeve is made to move down, utilize handwheel to dismantle lid later, therefore be avoided that the shadow by mounting hole and removal hole It rings, and even if mounting hole and removal hole partial destruction, extracting tool dismounting lid will not be influenced, therefore the service life is longer, And support plate is pushed jointly by more removal rod bottom ends, it is avoided that the excessive stress of support plate single-point, causes dismounting difficult, and logical Connecting rod and connector sleeve cooperation are crossed, extracting tool versatility can be improved, the lid of different size can be suitble to, and pass through extracting tool Coordinate with mounting hole and fix, coordinate with removal hole and push support plate so that extracting tool can sufficiently stable dismounting lid.

Further include being movably connected in the annular of baffle bottom to slide in a kind of above-mentioned extracting tool for municipal well lid Ring, and slip ring movable sleeve is on the coat, and housing axis can be surrounded and rotated, 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 extracting tool for municipal well lid, bolt, and bolt are fixed on the connector sleeve End is held out against on connecting rod bar wall.

Therefore connector sleeve and connecting rod can be relatively fixed using bolt.

Further include being sleeved on the outside of inner sleeve, and be fixed on sliding slot in a kind of above-mentioned extracting tool for municipal well lid 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 extracting tool for municipal well lid, the removal rod top is fixed with pulling block, also wraps It includes and is sleeved on removal rod, and the resetting spring that both ends are connect with pulling block and dismounting set top respectively, and resetting spring stretchy is drawn Block makes removal rod move down.

Therefore resetting spring can be utilized, removal rod bottom end to be embedded in removal hole automatically.

In a kind of above-mentioned extracting tool for municipal well lid, the locating rod top is fixed with locating piece, and When positioning sleeve top is against on locating piece, removal rod bottom end is detached with support plate.

Locating piece moves up connecting rod and plays positioning action.

A kind of assembly and disassembly methods of municipal administration well lid, including dismounting well lid method and installation well lid method,

Dismantling well lid method is：Handwheel is held, and pulls up pulling plate, so that sliding block is moved towards sliding slot top, makes limited block towards limit The movement of position slot bottom end, and bar outer end is made to be moved towards inner sleeve axis, and enter in rod aperture, housing is stretched into mounting 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 so that bar is against on lid bottom surface by butterfly, and baffle and bar difference Lid both sides are clamped in, adjust connecting rod and connector sleeve later, when removal rod is aligned with removal hole, resetting spring, which pulls, to be drawn Block makes in removal rod bottom end insertion removal hole, and is against in support plate top surface, and dismounting set and dismounting are relatively fixed by spring catch Bar drives fixed link rotation by rotation hand wheel later, so that fixed link and rod set is mutually spirally connected rotation, makes fixed link with respect to rod set It moves down, or fixed link and fixing sleeve is made mutually to be spirally connected rotation, so that fixing sleeve is relatively fixed bar and move down, and driven and torn open by fixing sleeve It unloads bar to move down, and removal rod bottom end is made to push the support plate, make support plate that anti-sand sleeve be driven to move down, hold handwheel later simultaneously The lid is dismantled from well seat；

Installing well lid method is：Handwheel is held and moved, lid is packed into well seat, rotation hand wheel drives fixed link rotation Turn, to drive removal rod to move up by fixing sleeve, so that anti-sand sleeve is moved up and be located between lid and well seat, hold handwheel and pull up Pulling plate makes sliding block be moved towards sliding slot top, and 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, And enter in rod aperture, handwheel is pulled up, and extracting tool 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：

It 1,, can more laborsaving dismounting lid without anti-sand sleeve outer wall and wall friction in well seat during dismantling lid；

Even if 2, mounting hole partial destruction, extracting tool dismounting lid will not be influenced, the service life is longer；

3, extracting tool and mounting hole cooperation are fixed, and are coordinated with removal hole and are pushed support plate so that extracting tool can be very Stablize dismounting lid, and positioned removal rod and housing using locating rod, is surrounded certainly to avoid housing when rotating fixing rod Body axis rotate.

4, coordinated by connecting rod and connector sleeve, extracting tool versatility can be improved, 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. 2-4 is the partial enlarged view of Fig. 1 respectively.

Fig. 5 is the partial enlarged view of Fig. 4.

Fig. 6 is the extracting tool cooperation sectional view of well lid and another structure.

Fig. 7 is the partial enlarged view of Fig. 6.

Fig. 8 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, mounting hole；32, removal hole；

4, inner sleeve；41, limiting slot；42, sliding block；43, return spring；44, pulling plate；

5, housing；51, rod aperture；52, sliding slot；53, baffle；54, rod set；55, slip ring；56, interstage sleeve；

6, bar；61, limited block；

7, connecting rod；71, fixing sleeve；72, connector sleeve；73, positioning sleeve；74, locating rod；75, bolt；76, locating piece；

8, dismounting set；81, removal rod；82, pin hole；83, spring catch；84, pulling block；85, resetting spring；

9, fixed link；91, handwheel；92, baffle ring；93, gear cap.

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 figures 1-8, a kind of municipal well lid of the present invention, including circular ring shape well seats 1 and the circular plate that is located in well seat 1 Lid 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, also wraps Several bottom ends and the fixed support column 12 in 11 top surface of baffle ring are included, 12 length direction of support column is parallel with 11 axis of baffle ring, support column 12 tops are 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 surround to be formed Plane it is parallel with 11 top surface of baffle ring, further include circular ring shape plate-like support plate 2, support plate 2 is equipped with several supported holes, and several Support column 12 is 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 being sleeved on Compressed spring 14 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 3 Center is coaxially provided with the mounting hole 31 through 3 top and bottom of lid, is additionally provided on lid 3 several through 3 top surface of lid With the removal hole 32 of bottom surface, 32 opening direction of removal hole is parallel with 31 opening direction of mounting hole, and the projection of removal hole 32 is located at branch On fagging 2；

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 mounting hole 31 and dismounting can be respectively protruding by extracting tool Hole 32, and be relatively fixed with mounting hole 31, and extracting tool can push support plate 2 by removal hole 32, and make under anti-sand sleeve 21 It moves.

Further, compressed spring 14 pushes 2 bottom surface of support plate, and support plate 2 and lid 3 is made to be spaced setting, and supporting block 13 between support plate 2 and lid 3.12 bottom end of support column has external screw thread, and 12 bottom end of support column is screwed onto the top of baffle ring 11 On face.

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, and when dismounting, mounting hole 31 and removal hole 32 are respectively protruding by extracting tool, and with fixation Hole 31 is relatively fixed, and extracting tool can push support plate 2 by removal hole 32, and anti-sand sleeve 21 be made to move down, and due to it is anti- The support plate 2 of 21 connection of sand set is connected on the baffle ring 11 of well seat 1, therefore during dismounting lid, is not necessarily to 21 outer wall of anti-sand sleeve With wall friction in well seat 1, therefore can more laborsaving dismounting lid 3, and support plate 2 is circular ring shape platy structure, can be effectively reduced Influence to well lid.

A kind of extracting tool for municipal well lid includes the circle shell-like housing 5 of inner sleeve 4 and engagement sleeves on the outside of inner sleeve 4, 4 outer wall of inner sleeve and 5 inner wall of housing are mutually matched regular polygon sleeve-like structure, and housing 5 is equipped with opening direction along 5 diameter of housing To the rod aperture 51 of setting, rod aperture 51 and 4 outer wall vertical of inner sleeve, further include the bar 6 being threaded through in rod aperture 51,4 outer wall of inner sleeve is set There are several bar slots, bar groove groove wall to be equipped with limiting slot 41,41 length direction of limiting slot is arranged with 4 axis of inner sleeve in angle, in bar 6 End is located on bar slot, and is fixed with the limited block 61 being slidably disposed on limiting slot 41, and 5 inner wall of housing is coaxially provided with regular polygon set Shape sliding slot 52,4 outer wall of inner sleeve are equipped with the sliding block 42 being slidably disposed on sliding slot 52, further include being located on sliding slot 52, and be sleeved on inner sleeve 4 Return spring 43 on outer wall, 43 both ends of return spring offset with 52 top of sliding slot and 42 top of sliding block respectively, and push sliding block 42 are located at 52 bottom end of sliding slot, and limited block 61 is made to be located at 41 top of limiting slot, and 5 outer wall of housing, housing 5 are stretched out in 6 outer end of bar Outer wall activity is bolted with baffle 53, and 4 top outer wall of inner sleeve is fixed with plate pulling plate 44；

Further include non-circular rod-shaped connecting rod 7, connecting rod 7 is fixedly arranged in the middle of shell-like fixing sleeve 71,7 both ends of connecting rod difference Scalable cooperation is socketed with shell-like connector sleeve 72, and two 72 other ends of connector sleeve are respectively fixed with shell-like dismounting set 8, connector sleeve 72 It is connected in the middle part of dismounting 8 outer walls of set, is fitted through equipped with non-circular rod-shaped removal rod 81 in dismounting set 8, further include being connected to dismounting Spring catch 83 on set 8, removal rod 81 is equipped with several pin holes 82, and spring catch 83 can coordinate in pin hole 82, and opposite Fixed dismounting set 8 and removal rod 81, are additionally provided with positioning sleeve 73 in connecting rod 7,81 axis of removal rod, 71 inner wall axis of fixing sleeve and 73 inner wall axis of positioning sleeve is parallel, and vertical with 7 axis of connecting rod, further include activity cooperation be threaded through in positioning sleeve 73, and with The parallel locating rod 74 of removal rod 81, the bending of 74 bottom end of locating rod, and fixed with 5 outer wall of housing；

5 bottom end inner wall of housing is fixed with rod set 54, further includes the fixed link 9 that top is fixed with handwheel 91, and fixed link 9 is coaxial Activity is threaded through in inner sleeve 4, and rod set 54 has internal thread, and 9 bottom end activity of fixed link is screwed onto in rod set 54, and fixing sleeve 71 is lived It is dynamic to be sleeved in fixed link 9, and the baffle ring 92 for being against 71 top of fixing sleeve and bottom end respectively is further fixed in fixed link 9, or it is fixed 9 bottom end activity of bar is threaded through in rod set 54, and the gear cap for being against rod set 54 top and bottom end respectively is further fixed in fixed link 9 93,71 activity of fixing sleeve is screwed onto in fixed link 9；

And handwheel 91 can be held, and pulling plate 44 is pulled up, so that sliding block 42 is moved towards 52 top of sliding slot, makes limited block 61 towards limit 41 bottom end of slot is moved, and 6 outer end of bar is made to be moved towards 4 axis of inner sleeve, and is entered in rod aperture 51, and can housing 5 be stretched into fixation Hole 31 makes baffle 53 be against on 3 top surface of lid, and unclamps pulling plate 44, makes return spring 43 that sliding block 42 be pushed to be located at 52 bottom of sliding slot End, and limited block 61 is made to be located at 41 top of limiting slot, and 5 outer wall of housing is stretched out in 6 outer end of bar, and by butterfly 53, make Bar 6 is against on 3 bottom surface of lid, and baffle 53 and bar 6 are clamped in 3 both sides of lid respectively, and can adjust connecting rod 7 and connection Set 72, and removal rod 81 is moved down, make in 81 bottom end of removal rod insertion removal hole 32, and dismounting set is relatively fixed by spring catch 83 8 and removal rod 81, so that 81 bottom end of removal rod is against on 2 top surface of support plate, and rotation hand wheel 91 can be passed through, fixed link 9 is driven to revolve Turn, so that fixed link 9 and rod set 54 is mutually spirally connected rotation, so that the rod set 54 relatively of fixed link 9 is moved down, or make fixed link 9 and fixing sleeve 71 are mutually spirally connected rotation, so that fixing sleeve 71 is relatively fixed bar 9 and move down, and drive removal rod 81 to move down by fixing sleeve 71, and make 81 bottom end of removal rod pushes support plate 2, makes support plate 2 that anti-sand sleeve 21 be driven to move down, and can hold handwheel 91 and be torn open from well seat 1 Unload lid 3.

Further, further include being movably connected in the annular slip ring 55 of 53 bottom of baffle, and slip ring 55 is actively set on housing 5 On, and 5 axis of housing can be surrounded and rotated, and slip ring 55 can be made to be against on 3 top surface of lid by butterfly 53.Connector sleeve 72 On be fixed with bolt 75, and 75 end of bolt is held out against on 7 bar wall of connecting rod.Further include being sleeved on 4 outside of inner sleeve, and be fixed on cunning The interstage sleeve 56 on 52 top of slot, and 43 top of return spring is against 56 bottom end of interstage sleeve.81 top of removal rod is fixed with pulling block 84, also wraps It includes and is sleeved on removal rod 81, and the resetting spring 85 that both ends are connect with pulling block 84 and 8 tops of dismounting set respectively, and resetting spring 85 Stretchy pulling block 84 makes removal rod 81 move down.74 top of locating rod is fixed with locating piece 76, and determines when 73 top of positioning sleeve is against When on the block 76 of position, 81 bottom end of removal rod is detached with support plate 2.

This extracting tool and screws baffle 53, baffle 53 and bar 6 is made to distinguish in use, housing 5 is packed into mounting hole 31 3 both sides of lid are clamped in, housing 5 is fixed in mounting hole 31, penetrate removal hole 32 using removal rod 81 later, and utilize Locating rod 74 positions removal rod 81 and housing 5, is rotated around own axes to avoid housing 5, later by rotating hand Wheel 91 can make 81 bottom end of removal rod push support plate 2, and anti-sand sleeve 21 is made to move down, and utilize handwheel 91 to dismantle lid 3 later, because This is avoided that the influence by mounting hole 31 and removal hole 32, and even if 32 partial destruction of mounting hole 31 and removal hole, will not It influences extracting tool and dismantles lid 3, therefore the service life is longer, and support plate 2 is pushed jointly by more 81 bottom ends of removal rod, It is avoided that the excessive stress of 2 single-point of support plate, causes dismounting difficult, and coordinate by connecting rod 7 and connector sleeve 72, dismounting can be improved Tool versatility can be suitble to the lid 3 of different size, and be fixed by extracting tool and the cooperation of mounting hole 31, with removal hole 32 Cooperation pushes support plate 2 so that extracting tool can sufficiently stable dismounting lid 3.

A kind of assembly and disassembly methods of municipal administration well lid, including dismounting well lid method and installation well lid method,

Dismantling well lid method is：Handwheel 91 is held, and pulls up pulling plate 44, so that sliding block 42 is moved towards 52 top of sliding slot, makes limit Position block 61 is moved towards 41 bottom end of limiting slot, and 6 outer end of bar is made to be moved towards 4 axis of inner sleeve, and is entered in rod aperture 51, by housing 5 Mounting hole 31 is stretched into, baffle 53 is made to be against on 3 top surface of lid, unclamps pulling plate 44, makes return spring 43 that sliding block 42 be pushed to be located at and slides 52 bottom end of slot, and limited block 61 is made to be located at 41 top of limiting slot, and 5 outer wall of housing is stretched out in 6 outer end of bar, passes through butterfly 53, so that bar 6 is against on 3 bottom surface of lid, and baffle 53 and bar 6 are clamped in 3 both sides of lid respectively, adjusts connecting rod 7 later With connector sleeve 72, when removal rod 81 is aligned with removal hole 32, resetting spring 85 pulls pulling block 84, and 81 bottom end of removal rod is made to be embedded in It in removal hole 32, and is against on 2 top surface of support plate, dismounting set 8 and removal rod 81 is relatively fixed by spring catch 83, passed through later Rotation hand wheel 91 drives fixed link 9 to rotate, and so that fixed link 9 and rod set 54 is mutually spirally connected rotation, makes under the rod set 54 relatively of fixed link 9 It moves, or fixed link 9 and fixing sleeve 71 is made mutually to be spirally connected rotation, so that fixing sleeve 71 is relatively fixed bar 9 and move down, and pass through fixing sleeve 71 It drives removal rod 81 to move down, and 81 bottom end of removal rod is made to push support plate 2, make support plate 2 that anti-sand sleeve 21 be driven to move down, hold later It stops and takes turns 91 and dismantle lid 3 from well seat 1；

Installing well lid method is：Handwheel 91 is held and moved, lid 3 is packed into well seat 1, rotation hand wheel 91 drives solid Fixed pole 9 rotates, to drive removal rod 81 to move up by fixing sleeve 71, make anti-sand sleeve 21 move up and positioned at lid 3 and well seat 1 it Between, it holds handwheel 91 and pulls up pulling plate 44, sliding block 42 is made to be moved towards 52 top of sliding slot, limited block 61 is made to be moved towards 41 bottom end of limiting slot It is dynamic, so that 6 outer end of bar is moved towards 4 axis of inner sleeve, and enter in rod aperture 51, pulls up handwheel 91, and torn open out of removal hole 32 Unload tool.

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, mounting hole 31, removal hole 32, inner sleeve 4, limiting slot 41, sliding block 42, return spring 43, pulling plate 44, outer Set 5, rod aperture 51, sliding slot 52, baffle 53, rod set 54, slip ring 55, interstage sleeve 56, bar 6, limited block 61, connecting rod 7, fixing sleeve 71, connector sleeve 72, positioning sleeve 73, locating rod 74, bolt 75, locating piece 76, dismounting set 8, removal rod 81, pin hole 82, spring catch 83, the terms such as pulling block 84, resetting spring 85, fixed link 9, handwheel 91, baffle ring 92, gear cap 93, but be not precluded and use other arts The possibility of language.The use of these items is only for more easily describe and explain the essence of the present invention；It is construed as Any one of the additional limitations is all disagreed with spirit of that invention.

Claims (10)

1. a kind of municipal administration well lid, including circular ring shape well seat (1) and the circular plate lid (3) that is located in well seat (1), feature exists In：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 and gear 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 circular ring shape plate Shape support plate (2), the support plate (2) is equipped with several supported holes, and several support columns (12) are threaded through respectively 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 column (12) compressed spring (14) on, compressed spring (14) both ends offset with baffle ring (11) top surface and support plate (2) bottom surface respectively, institute Lid (3) center stated is coaxially provided with the mounting hole (31) through lid (3) top and bottom, and lid is additionally provided on (3) Several removal holes (32) through lid (3) top and bottom, removal hole (32) opening direction and mounting hole (31) opening direction It is parallel, and removal hole (32) projection is located in support plate (2)；

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 can be led to It crosses extracting tool and is respectively protruding into mounting hole (31) and removal hole (32), and be relatively fixed with mounting hole (31), and extracting tool energy The support plate (2) is pushed by removal hole (32), and anti-sand sleeve (21) is made to move down.

2. a kind of municipal well lid according to claim 1, it is characterised in that：The compressed spring (14) pushes support plate (2) bottom surface makes support plate (2) and lid (3) be spaced setting, and supporting block (13) is located between support plate (2) and lid (3).

3. a kind of municipal well lid according to claim 2, it is characterised in that：Described support column (12) bottom end has outer spiral shell Line, and support column (12) bottom end is screwed onto on baffle ring (11) top surface.

4. a kind of extracting tool for the municipal well lid described in claim 3, it is characterised in that：Including inner sleeve (4) and cooperation The circle shell-like housing (5) being sleeved on the outside of inner sleeve (4), inner sleeve (4) outer wall and housing (5) inner wall are mutually matched regular polygon set Shape structure, the housing (5) are equipped with the rod aperture (51) that opening direction is radially arranged along housing (5), rod aperture (51) and inner sleeve (4) outer wall vertical, further includes the bar (6) being threaded through in rod aperture (51), and the inner sleeve (4) outer wall is equipped with several bar slots, bar Groove groove wall is equipped with limiting slot (41), and limiting slot (41) length direction is arranged with inner sleeve (4) axis in angle, the bar (6) Inner end is located on bar slot, and is fixed with the limited block (61) being slidably disposed on limiting slot (41), and the housing (5) inner wall is coaxial Equipped with regular polygon shell-like sliding slot (52), inner sleeve (4) outer wall is equipped with the sliding block (42) being slidably disposed on sliding slot (52), further includes position In on sliding slot (52), and the return spring (43) being sleeved on inner sleeve (4) outer wall, return spring (43) both ends respectively with sliding slot (52) Top and sliding block (42) top offset, and sliding block (42) is pushed to be located at sliding slot (52) bottom end, and limited block (61) is made to be located at limit Slot (41) top, and housing (5) outer wall is stretched out in bar (6) outer end, the housing (5) outer wall activity is bolted with baffle (53), Inner sleeve (4) top outer wall is fixed with plate pulling plate (44)；

Further include non-circular rod-shaped connecting rod (7), the connecting rod (7) is fixedly arranged in the middle of shell-like fixing sleeve (71), connecting rod (7) scalable cooperation is socketed with shell-like connector sleeve (72) respectively at both ends, and two connector sleeve (72) other ends are respectively fixed with shell-like Dismounting set (8), connector sleeve (72) are connected in the middle part of dismounting set (8) outer wall, are fitted through equipped with non-circular in the dismounting set (8) Rod-shaped removal rod (81), further includes the spring catch (83) being connected on dismounting set (8), and removal rod (81) is equipped with several pin holes (82), and spring catch (83) can coordinate in pin hole (82), and be relatively fixed dismounting set (8) and removal rod (81), described Positioning sleeve (73), the removal rod (81) axis, fixing sleeve (71) inner wall axis and positioning sleeve are additionally provided in connecting rod (7) (73) inner wall axis is parallel, and vertical with connecting rod (7) axis, further includes that activity cooperation is threaded through in positioning sleeve (73), and with The parallel locating rod (74) of removal rod (81), the bending of locating rod (74) bottom end, and fixed with housing (5) outer wall；

Housing (5) bottom end inner wall is fixed with rod set (54), further includes the fixed link (9) that top is fixed with handwheel (91), The coaxial activity of the fixed link (9) is threaded through in inner sleeve (4), and the rod set (54) has internal thread, and fixed link (9) bottom End activity is screwed onto in rod set (54), and the fixing sleeve (71) is actively set in fixed link (9), and also solid in fixed link (9) There are the baffle ring (92) for being against fixing sleeve (71) top and bottom end respectively or the fixed link (9) bottom end activity to be threaded through bar surely It covers on (54), and is further fixed on the gear cap (93) for being against rod set (54) top and bottom end respectively, the fixation in fixed link (9) Set (71) activity is screwed onto in fixed link (9)；

And handwheel (91) can be held, and pulling plate (44) is pulled up, so that sliding block (42) is moved towards sliding slot (52) top, makes limited block (61) It is moved towards limiting slot (41) bottom end, and bar (6) outer end is made to be moved towards inner sleeve (4) axis, and entered in rod aperture (51), and can be by Housing (5) stretches into mounting hole (31), and baffle (53) is made to be against on lid (3) top surface, and unclamps pulling plate (44), makes return spring (43) it pushes sliding block (42) to be located at sliding slot (52) bottom end, and limited block (61) is made to be located at limiting slot (41) top, and bar (6) is outside Housing (5) outer wall is stretched out at end, and by butterfly (53), bar (6) is made to be against on lid (3) bottom surface, and baffle (53) and Bar (6) is clamped in lid (3) both sides respectively, and can adjust connecting rod (7) and connector sleeve (72), and moves down removal rod (81), So that removal rod (81) bottom end is embedded in removal hole (32), and dismounting set (8) and removal rod are relatively fixed by spring catch (83) (81), so that removal rod (81) bottom end is against on support plate (2) top surface, and fixed link (9) can be driven to revolve by rotation hand wheel (91) Turn, so that fixed link (9) and rod set (54) is mutually spirally connected rotation, so that fixed link (9) rod set (54) relatively is moved down, or make fixed link (9) be mutually spirally connected rotation with fixing sleeve (71), so that fixing sleeve (71) is relatively fixed bar (9) and moves down, and passes through fixing sleeve (71) band Dynamic removal rod (81) moves down, and removal rod (81) bottom end is made to push the support plate (2), and support plate (2) is made to drive anti-sand sleeve (21) it moves down, and handwheel (91) can be held and dismantle the lid (3) from well seat (1).

5. a kind of extracting tool for municipal well lid according to claim 4, it is characterised in that：It further include flexible connection Annular slip ring (55) in baffle (53) bottom, and slip ring (55) is actively set on housing (5), and housing (5) axis can be surrounded Rotation, and slip ring (55) can be made to be against on lid (3) top surface by butterfly (53).

6. a kind of extracting tool for municipal well lid according to claim 5, it is characterised in that：The connector sleeve (72) bolt (75) is fixed on, and bolt (75) end is held out against on connecting rod (7) bar wall.

7. a kind of extracting tool for municipal well lid according to claim 6, it is characterised in that：Further include being sleeved on inner sleeve (4) outside, and it is fixed on the interstage sleeve (56) on sliding slot (52) top, and return spring (43) top is against interstage sleeve (56) bottom end.

8. a kind of extracting tool for municipal well lid according to claim 7, it is characterised in that：The removal rod (81) top is fixed with pulling block (84), further includes being sleeved on removal rod (81), and both ends cover (8) with pulling block (84) and dismounting respectively The resetting spring (85) of top connection, and resetting spring (85) stretchy pulling block (84), make removal rod (81) move down.

9. a kind of extracting tool for municipal well lid according to claim 8, it is characterised in that：The locating rod (74) top is fixed with locating piece (76), and when positioning sleeve (73) top is against on locating piece (76), removal rod (81) bottom end It is detached with support plate (2).

10. a kind of assembly and disassembly methods of the municipal well lid described in claim 3, it is characterised in that：Including dismounting well lid method and peace Well lid method is filled,

Dismantling well lid method is：Handwheel (91) is held, and pulls up pulling plate (44), sliding block (42) is made to be moved towards sliding slot (52) top, So that limited block (61) is moved towards limiting slot (41) bottom end, and bar (6) outer end is made to be moved towards inner sleeve (4) axis, and enters rod aperture (51) in, housing (5) is stretched into mounting hole (31), baffle (53) is made to be against on lid (3) top surface, unclamped pulling plate (44), make back Position spring (43) pushes sliding block (42) to be located at sliding slot (52) bottom end, and limited block (61) is made to be located at limiting slot (41) top, and keeps off Housing (5) outer wall is stretched out in bar (6) outer end makes bar (6) be against on lid (3) bottom surface, and baffle by butterfly (53) (53) and bar (6) is clamped in lid (3) both sides respectively, connecting rod (7) and connector sleeve (72) is adjusted later, when removal rod (81) When being aligned with removal hole (32), resetting spring (85) pulls pulling block (84), and removal rod (81) bottom end is made to be embedded in removal hole (32), And be against on support plate (2) top surface, dismounting set (8) and removal rod (81) are relatively fixed by spring catch (83), pass through rotation later Changing hands wheel (91) drives fixed link (9) to rotate, and so that fixed link (9) and rod set (54) is mutually spirally connected rotation, makes fixed link (9) relatively Rod set (54) moves down, or fixed link (9) and fixing sleeve (71) is made mutually to be spirally connected rotation, and fixing sleeve (71) is made to be relatively fixed bar (9) It moves down, and drives removal rod (81) to move down by fixing sleeve (71), and removal rod (81) bottom end is made to push the support plate (2), make support plate (2) that anti-sand sleeve (21) be driven to move down, hold handwheel (91) later and dismantle the lid from well seat (1) (3)；

Installing well lid method is：Handwheel (91) is held and moved, lid (3) is packed into well seat (1), rotation hand wheel (91) band Dynamic fixed link (9) rotation makes anti-sand sleeve (21) move up and is located at lid to drive removal rod (81) to move up by fixing sleeve (71) (3) it between well seat (1), holds handwheel (91) and pulls up pulling plate (44), so that sliding block (42) is moved towards sliding slot (52) top, make limit Position block (61) is moved towards limiting slot (41) bottom end, and bar (6) outer end is made to be moved towards inner sleeve (4) axis, and is entered in rod aperture (51), Handwheel (91) is pulled up, and dismantles extracting tool out of removal hole (32).