CN208563386U

CN208563386U - A kind of municipal administration well lid and its extracting tool

Info

Publication number: CN208563386U
Application number: CN201820815432.1U
Authority: CN
Inventors: 张雪燕
Original assignee: Wenzhou Lin Xin Technology Co Ltd
Current assignee: Wenzhou Lin Xin Technology Co Ltd
Priority date: 2018-05-29
Filing date: 2018-05-29
Publication date: 2019-03-01
Anticipated expiration: 2028-05-29

Abstract

The utility model provides a kind of municipal well lid and its extracting tool, belongs to municipal works apparatus field.It solves the problems, such as that existing well lid disassembly is difficult.This municipal administration well lid includes well seat and lid, well seat inner wall is equipped with baffle ring, it further include the support column that several bottom ends and baffle ring top surface are fixed, 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, cover center position is equipped with the fixation 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 causes disassembly difficult by sandstone blocking gap, while can reduce disassembly well lid difficulty using extracting tool.

Description

A kind of municipal administration well lid and its extracting tool

Technical field

The utility model belongs to municipal works equipment technical field, is related to a kind of municipal well lid and its extracting tool.

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 it has the following problems:

1, since lid is pressurized often, and use environment is complicated, thus the internal screw thread of adjustment hole be easy fail in compression or by Corrosion and damage, it is extremely difficult to keep complete, bolt can not be coupled 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, disassembly 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.

Summary of the invention

The purpose of this utility model is to provide a kind of long service life for the above-mentioned problems in the prior art, Versatility is higher, while dismantling more laborsaving municipal well lid and its extracting tool.

The purpose of this utility model can be realized by the following technical scheme: a kind of municipal administration 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 lower than Well seat top surface, and it is vertical with well seat inner wall, it further include the support column that several bottom ends and baffle ring top surface are fixed, 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, sets 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, and the cover center position is coaxially provided with the fixation hole through lid top and bottom, also sets on lid There are several removal holes through lid top and bottom, removal hole opening direction is parallel with fixation hole opening direction, and removal hole Projection is located in support plate；

Several supporting blocks are withstood on respectively on lid bottom surface, and the compressed spring pushes support plate bottom surface, make 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 fixation hole and removal hole can be respectively protruding by extracting tool, and with Fixation hole is relatively fixed, and extracting tool can push the support plate by removal hole, and move down anti-sand sleeve.

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 disassembly, fixation hole and removal hole is respectively protruding by extracting tool, and relatively fixed with fixation hole, and tear open The tool of unloading can push the support plate by removal hole, and move down anti-sand sleeve, and the support plate due to connecting with anti-sand sleeve It is connected on the baffle ring of well seat, therefore during disassembly lid, without wall friction in anti-sand sleeve outer wall and well seat, therefore can be more Laborsaving disassembly lid, and support plate is circular ring shape plate 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: including 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 aperture The rod aperture that 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, and described is interior It covers outer wall and is equipped with several bar slots, bar groove groove wall is equipped with limiting slot, limiting slot length direction and inner sleeve axis and is arranged 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 cover in 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 so that limited block is 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, shell-like fixing sleeve, connecting rod both ends point are fixed in the middle part of the connecting rod Not scalable cooperation is socketed with shell-like connector sleeve, and two connector sleeve other ends are respectively fixed with shell-like disassembly set, connector sleeve connection It in the middle part of disassembly set outer wall, fits through in the disassembly set equipped with non-circular rod-shaped removal rod, further includes being connected to disassembly set On spring catch, removal rod is equipped with several pin holes, and spring catch is able to cooperate in pin hole, and relatively fixed disassembly set and tears open Bar is unloaded, positioning sleeve, the disassembly 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 screw thread, and the activity of fixed link bottom end is screwed onto rod set, described Fixing sleeve be actively set in fixed link, and the retaining 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 fixed link；

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 fixation 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 removal rod, made in removal rod bottom end insertion removal hole, and By the relatively fixed disassembly set of spring catch and removal rod, it is against removal rod bottom end in support plate top surface, and rotation hand can be passed through Wheel drives fixed link rotation, makes fixed link and rod set is mutually spirally connected rotation, move down fixed link with respect to rod set, or make fixed link and Fixing sleeve is mutually spirally connected rotation, moves down the relatively fixed bar of fixing sleeve, and move down by fixing sleeve drive removal rod, and make to dismantle 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 disassembly Lid.

This extracting tool makes baffle and bar be clamped in lid respectively in use, housing is packed into fixation hole, and screw baffle Body two sides, housing is fixed in fixation hole, penetrates removal hole using removal rod later, and using locating rod by removal rod with Housing is positioned, and is rotated to avoid housing around own axes, removal rod bottom end can be made to push by rotation hand wheel later Support plate, and anti-sand sleeve is moved down, lid is dismantled using handwheel later, therefore be avoided that the shadow by fixation hole and removal hole It rings, and even if fixation hole and removal hole partial destruction, extracting tool disassembly 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 disassembly 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 Cooperate with fixation hole and fix, cooperates with removal hole and push support plate, enable the sufficiently stable disassembly lid of extracting tool.

It 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 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 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 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 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 covers on removal rod, and the reset spring that both ends are connect with pulling block and disassembly set top respectively, and reset spring stretchy is drawn Block moves down removal rod.

Therefore it can use reset spring, 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 separated 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 disassembly well lid method and installation well lid method,

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 fixation 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 removal rod is aligned with removal hole, reset spring, which pulls, to be drawn Block makes in removal rod bottom end insertion removal hole, and is against in support plate top surface, passes through the relatively fixed disassembly set of spring catch and disassembly Bar drives fixed link rotation by rotation hand wheel later, makes fixed link and rod set is mutually spirally connected rotation, make fixed link with respect to rod set It moves down, or makes fixed link and fixing sleeve is mutually spirally connected rotation, move down the relatively fixed bar of fixing sleeve, and drive and tear 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；

Well lid method is installed are as follows: hold and move handwheel, lid is packed into well seat, rotation hand wheel drives fixed link rotation Turn, to drive removal rod to move up by fixing sleeve, moves up anti-sand sleeve and be located between lid and well seat, hold handwheel and pull up Pulling plate keeps sliding block mobile towards sliding slot top, keeps limited block mobile towards limiting slot bottom end, keeps bar outer end mobile towards inner sleeve axis, And enter in rod aperture, handwheel is pulled up, and extracting tool is dismantled out of removal hole.

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

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

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

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

3, extracting tool and fixation hole cooperation fix, with removal hole cooperate push support plate, enable extracting tool very Stablize disassembly lid, and positioned removal rod and housing using locating rod, is surrounded certainly to avoid housing when rotating fixing rod Body axis rotation.

4, cooperated by connecting rod and connector sleeve, extracting tool versatility can be improved, the lid of different size can be suitble to.

Detailed description of the invention

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

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 cross-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, fixation 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, disassembly set；81, removal rod；82, pin hole；83, spring catch；84, pulling block；85, reset spring；

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

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 figures 1-8, a kind of municipal well lid of the utility model, including the circle that circular ring shape well 1 at seat and 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 lower than 1 top surface of well seat, and vertical with 1 inner wall of well seat, It further include the support column 12 that several bottom ends and 11 top surface of baffle ring are fixed, 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 include The compressed spring 14 on support column 12 is covered, 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 of body is coaxially provided with the fixation hole 31 through 3 top and bottom of lid, is additionally provided on lid 3 several through the top of lid 3 The removal hole 32 in face and bottom surface, 32 opening direction of removal hole is parallel with 31 opening direction of fixation hole, and the projection of removal hole 32 is located at In support plate 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, make 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 fixation hole 31 and disassembly can be respectively protruding by extracting tool Hole 32, and it is relatively fixed with fixation 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.

After lid 3 is mounted on well seat 1, 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 blocking, causes to open difficult, when disassembly, is respectively protruding into fixation hole 31 and removal hole 32 by extracting tool, and with fixation Hole 31 is relatively fixed, and extracting tool can push support plate 2 by removal hole 32, and move down anti-sand sleeve 21, 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 disassembly lid, is not necessarily to 21 outer wall of anti-sand sleeve With wall friction in well seat 1, therefore can more laborsaving disassembly lid 3, and support plate 2 is circular ring shape plate structure, can be effectively reduced Influence to well lid.

A kind of extracting tool for municipal well lid, the circle shell-like housing 5 including 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 is equipped with limiting slot 41,41 length direction of limiting slot and 4 axis of inner sleeve and is arranged 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 cover in 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 so that limited block 61 is 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, shell-like fixing sleeve 71,7 both ends of connecting rod difference are fixed in the middle part of connecting rod 7 Scalable cooperation is socketed with shell-like connector sleeve 72, and two 72 other ends of connector sleeve are respectively fixed with shell-like disassembly set 8, connector sleeve 72 It is connected in the middle part of disassembly 8 outer walls of set, fits through in disassembly set 8 equipped with non-circular rod-shaped removal rod 81, further include being connected to disassembly Spring catch 83 on set 8, removal rod 81 is equipped with several pin holes 82, and spring catch 83 is able to cooperate in pin hole 82, and opposite Fixed disassembly 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 screw thread, and 9 bottom end activity of fixed link is screwed onto rod set 54, and fixing sleeve 71 is living It is dynamic to cover in fixed link 9, and the retaining ring 92 for being against 71 top of fixing sleeve and bottom end respectively is further fixed in fixed link 9, or 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 fixed link 9；

And handwheel 91 can be held, and pull up pulling plate 44, keep sliding block 42 mobile towards 52 top of sliding slot, makes limited block 61 towards limit 41 bottom end of slot is mobile, and keeps 6 outer end of bar mobile towards 4 axis of inner sleeve, and enter in rod aperture 51, and housing 5 can be protruded into fixation Hole 31 is against baffle 53 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 so that limited block 61 is 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 two sides of lid respectively, and is adjustable 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 pass through the relatively fixed disassembly set of spring catch 83 8 and removal rod 81, it is against 81 bottom end of removal rod on 2 top surface of support plate, and fixed link 9 can be driven to revolve by rotation hand wheel 91 Turn, makes fixed link 9 and rod set 54 is mutually spirally connected rotation, move down the rod set 54 relatively of fixed link 9, or make fixed link 9 and fixing sleeve 71 are mutually spirally connected rotation, move down the relatively fixed bar 9 of fixing sleeve 71, 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 tear open from well seat 1 Unload lid 3.

It 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 can be rotated around 5 axis of housing, 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.It further include covering in 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 covers on removal rod 81, and the reset spring 85 that both ends are connect with pulling block 84 and 8 tops of disassembly set respectively, and reset spring 85 Stretchy pulling block 84 moves down removal rod 81.74 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 separated with support plate 2.

This extracting tool and screws baffle 53, distinguishes baffle 53 and bar 6 in use, housing 5 is packed into fixation hole 31 3 two sides of lid are clamped in, housing 5 is fixed in fixation hole 31, penetrate removal hole 32 using removal rod 81 later, and utilize Locating rod 74 positions removal rod 81 and housing 5, rotates to avoid housing 5 around own axes, passes through rotation hand later Wheel 91 can make 81 bottom end of removal rod push support plate 2, and move down anti-sand sleeve 21, dismantle lid 3 using handwheel 91 later, because This is avoided that the influence by fixation hole 31 and removal hole 32, and even if 32 partial destruction of fixation hole 31 and removal hole, will not It influences extracting tool and dismantles lid 3, therefore the service life is longer, and pushes support plate 2 jointly by more 81 bottom ends of removal rod, It is avoided that the excessive stress of 2 single-point of support plate, causes disassembly difficult, and cooperate by connecting rod 7 and connector sleeve 72, disassembly 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 fixation hole 31, with removal hole 32 Cooperation pushes support plate 2, enables the sufficiently stable disassembly lid 3 of extracting tool.

Dismantle well lid method are as follows: hold handwheel 91, and pull up pulling plate 44, keep sliding block 42 mobile towards 52 top of sliding slot, make to limit Position block 61 is mobile towards 41 bottom end of limiting slot, and keeps 6 outer end of bar mobile towards 4 axis of inner sleeve, and enter in rod aperture 51, by housing 5 Fixation hole 31 is protruded into, is against baffle 53 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 so that limited block 61 is 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, it is against bar 6 on 3 bottom surface of lid, and baffle 53 and bar 6 are clamped in 3 two sides of lid respectively, adjusts connecting rod 7 later With connector sleeve 72, when removal rod 81 is aligned with removal hole 32, reset spring 85 pulls pulling block 84, is embedded in 81 bottom end of removal rod It in removal hole 32, and is against on 2 top surface of support plate, by the relatively fixed disassembly set 8 of spring catch 83 and removal rod 81, passes through later Rotation hand wheel 91 drives fixed link 9 to rotate, and makes fixed link 9 and rod set 54 is mutually spirally connected rotation, make under the rod set 54 relatively of fixed link 9 It moves, or makes fixed link 9 and fixing sleeve 71 is mutually spirally connected rotation, move down the relatively fixed bar 9 of fixing sleeve 71, 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；

Well lid method is installed are as follows: hold and move handwheel 91, 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, move up anti-sand sleeve 21 and be located at lid 3 and well seat 1 it Between, it holds handwheel 91 and pulls up pulling plate 44, keep sliding block 42 mobile towards 52 top of sliding slot, move limited block 61 towards 41 bottom end of limiting slot It is dynamic, keep 6 outer end of bar mobile towards 4 axis of inner sleeve, and enter in rod aperture 51, pulls up handwheel 91, and tear open out of removal hole 32 Unload tool.

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 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, fixation hole 31, removal hole 32, inner sleeve 4, limiting slot 41, sliding block 42, return spring 43, pulling plate 44, outer Cover 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, disassembly set 8, removal rod 81, pin hole 82, spring catch 83, the terms such as pulling block 84, reset spring 85, fixed link 9, handwheel 91, retaining ring 92, gear cap 93, but be not precluded and use other arts A possibility that language.The use of these terms is merely for the convenience of describing and explaining the nature of the invention；They are solved It is contrary to the spirit of the present invention for being interpreted into any additional limitation all.

Claims

1. a kind of municipal administration well lid, including circular ring shape well seat (1) and the circular plate lid (3) being located in well seat (1), feature exists Be equipped with annular baffle ring (11) in: well seat (1) inner wall, baffle ring (11) top surface is lower than well seat (1) top surface, and with well seat (1) Inner wall is vertical, further includes the support column (12) that several bottom ends and baffle ring (11) top surface are fixed, 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, it further includes covering in support column that the support plate (2) top surface outer, which is fixed with round shell-like anti-sand sleeve (21), (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 fixation 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 fixation hole (31) opening direction In parallel, and removal hole (32) projection is located on 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 is located at anti-sand sleeve (21) 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 fixation hole (31) and removal hole (32), and is relatively fixed with fixation hole (31), and extracting tool energy The support plate (2) is pushed by removal hole (32), and moves down anti-sand sleeve (21).

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: support column (12) bottom end has outer spiral shell Line, and support column (12) bottom end is screwed on baffle ring (11) top surface.

4. a kind of extracting tool for municipal well lid as claimed in claim 3, it is characterised in that: including inner sleeve (4) and cooperation The circle shell-like housing (5) on the outside of inner sleeve (4) is covered, 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 arranged radially 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 and inner sleeve (4) axis are arranged 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), it further includes position that inner sleeve (4) outer wall, which is equipped with the sliding block (42) being slidably disposed on sliding slot (52), In on sliding slot (52), and cover the return spring (43) 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), is fixed with shell-like fixing sleeve (71), connecting rod in the middle part of the connecting rod (7) (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 Disassembly set (8), connector sleeve (72) are connected in the middle part of disassembly set (8) outer wall, fit through in the disassembly set (8) equipped with non-circular Rod-shaped removal rod (81), further includes the spring catch (83) being connected on disassembly set (8), and removal rod (81) is equipped with several pin holes (82), and spring catch (83) is able to cooperate in pin hole (82), and relatively fixed disassembly set (8) and removal rod (81), described It is additionally provided in connecting rod (7) positioning sleeve (73), the removal rod (81) axis, fixing sleeve (71) inner wall axis and positioning sleeve (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 on inner sleeve (4), and the rod set (54) has internal screw thread, and fixed link (9) bottom End activity is screwed on rod set (54), and the fixing sleeve (71) is actively set on fixed link (9), and also solid in fixed link (9) There are the retaining 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 on fixed link (9)；

And handwheel (91) can be held, and pull up pulling plate (44), keep sliding block (42) mobile towards sliding slot (52) top, makes limited block (61) It is mobile towards limiting slot (41) bottom end, and keep bar (6) outer end mobile towards inner sleeve (4) axis, and enter in rod aperture (51), and can be by Housing (5) protrudes into fixation hole (31), is against baffle (53) 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 so that limited block (61) is located at limiting slot (41) top, and bar (6) is outside Housing (5) outer wall is stretched out at end, and by butterfly (53), is against bar (6) on lid (3) bottom surface, and baffle (53) and Bar (6) is clamped in lid (3) two sides respectively, and is adjustable connecting rod (7) and connector sleeve (72), and moves down removal rod (81), Make in removal rod (81) bottom end insertion removal hole (32), and passes through spring catch (83) relatively fixed disassembly set (8) and removal rod (81), it is against removal rod (81) bottom end on support plate (2) top surface, and fixed link (9) rotation can be driven by rotation hand wheel (91) Turn, makes fixed link (9) and rod set (54) are mutually spirally connected rotation, move down fixed link (9) rod set (54) relatively, or make fixed link (9) be mutually spirally connected rotation with fixing sleeve (71), moves down fixing sleeve (71) relatively fixed bar (9), and pass through fixing sleeve (71) band Dynamic removal rod (81) move 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: further include being flexibly connected Annular slip ring (55) in baffle (53) 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 (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) it is fixed on bolt (75), 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 covering in 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 covering on removal rod (81), and both ends cover (8) with pulling block (84) and disassembly respectively The reset spring (85) of top connection, and reset spring (85) stretchy pulling block (84), move down removal rod (81).

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 separated with support plate (2).