CN108547325A - A kind of easy care municipal administration well lid and extracting tool and assembly and disassembly methods - Google Patents

Abstract

The present invention provides a kind of easy care municipal administration well lid and 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 easy care 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 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, run through the removal hole of lid top and bottom there are two being set on lid, removal hole includes circular hole sets of holes, sets of holes both sides hole wall is equipped with the poroid mounting hole of notch shape, lid bottom surface sets the notch shape channel-shaped fixing groove being located at there are two cell wall on sets of holes hole wall, two mounting holes are centrosymmetric structure using covering axially bored line as axis, two fixing grooves are centrosymmetric structure using covering axially bored line as axis.This lid can reduce dismounting difficulty.

Description

A kind of easy care municipal administration well lid and 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 easy care municipal administration well lid and extracting tool and dismounting Method.

Background technology

Important component of the sewer pipe as sewerage system already becomes the important municipal administration in urban construction Job facilities.After well lid used at present installs and uses a period of time, the gap between well seat and lid will be filled up by silt, Making to be again turned on becomes very laborious, can not open when serious or be damaged to well lid.

It is existing application No. is 201620468375.5, the Chinese utility model of entitled " easy care municipal engineering manhole cover " is special Profit, the annular anti-sand sleeve of setting at the gap between well seat and lid, and be fixed on anti-sand sleeve and lid underrun bullet The adjustable plate of spring connection, when dismounting, bolt is screwed onto on adjustment hole, so that bolt bottom end is pushed adjustable plate, and make under anti-sand sleeve It moves, and is detached with lid outer wall, filling up gap to avoid silt causes to open difficulty；But it has the following problems：

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

2, it since adjustable plate and anti-sand sleeve are fixed with lid, even if adjustable plate drives anti-sand sleeve to move down, but dismantles During lid, it is desired nonetheless to split out anti-sand sleeve together with lid out of well seat, it is therefore desirable to axially split out lid along well seat, and whole Anti-sand sleeve outer wall is always with wall friction in well seat in a disassembly process, although being avoided that sandstone influence, dismounting difficulty is not also low.

3, adjustable plate is circular plate structure, will increase lid weight, while influencing manhole cover structure.It is therefore desirable to carry out It improves.

Invention content

The purpose of the present invention is being directed to the above-mentioned problems in the prior art, it is wider to provide a kind of use occasion, and Dismount more convenient labour-saving easy care municipal administration well lid and extracting tool and assembly and disassembly methods.

Object of the invention can be realized by the following technical scheme：A kind of easy care municipal administration well lid, including circular ring shape well Seat and 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 low In well seat top surface, and it is vertical with well seat inner wall, further include several bottom ends and the fixed support column in baffle ring top surface, supports column length side To 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 It is parallel with baffle ring top surface that several supporting blocks surround the plane to be formed, and further includes circular ring shape plate-like support plate, in the support plate Equipped with several supported holes, and several support columns are threaded through respectively in several supported holes, the support plate top surface outer Be fixed with 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 Support plate bottom surface offsets, and is set on the lid there are two the removal hole for running through lid top and bottom, removal hole includes circular hole Shape sets of holes, set axially bored line is parallel with lid axis, and sets of holes both sides hole wall is equipped with the poroid mounting hole of notch shape, and lid bottom surface is equipped with Two cell walls are located at the notch shape channel-shaped fixing groove on sets of holes hole wall, and two mounting holes are centrosymmetric knot using covering axially bored line as axis Structure, two fixing grooves are centrosymmetric structure using covering axially bored line as axis, and two mounting holes surround sets of holes along sets of holes axis projection Axis is overlapped with two fixing grooves along sets of holes axis projection after being rotated by 90 °；

Several supporting blocks are withstood on respectively on lid bottom surface, and the compressed spring pushes support plate bottom surface, makes to prevent Sand set is between lid and well seat, and anti-sand sleeve inner and outer wall is adjacent to lid outer wall and well seat inner wall respectively, anti-sand sleeve Top is aligned with well seat top surface and lid top surface respectively, and supporting block is against between support plate and lid, and makes support plate and lid Body interval is arranged, and sets of holes projection is located in support plate.

After lid is mounted on well seat, since anti-sand sleeve inner and outer wall is adjacent to lid outer wall and well seat inner wall respectively, Anti-sand sleeve top is aligned with well seat top surface and lid top surface respectively, therefore is avoided that between lid and well seat and is blocked by silt, is led It causes to open difficult, when dismounting, is fixed by extracting tool and removal hole cooperation, push support plate later, and anti-sand sleeve is made to move down, And be connected to due to the support plate being connect with anti-sand sleeve on the baffle ring of well seat, during dismantling lid, without outside anti-sand sleeve Wall friction in wall and well seat, thus can more laborsaving dismounting lid, and support plate is circular ring shape platy structure, can be effectively reduced pair The influence of well lid.

In a kind of above-mentioned easy care municipal administration well lid, described two removal holes are in symmetrical structure by axis of lid axis It is located on lid.

In a kind of above-mentioned easy care municipal administration well lid, the lid bottom surface is coaxially provided with one of annular mounting groove, peace Tankage slot bottom is parallel with lid bottom surface, and extends towards cover edge, and when supporting block is against on lid bottom surface, supporting block top It is against mounting groove slot bottom, supporting block side wall is against in installation groove groove wall.

Therefore it can utilize mounting groove that lid is installed with supporting block cooperation rapid alignment.

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

A kind of extracting tool for easy care municipal administration well lid, including outer diameter round shell-like identical with sets of holes aperture are fixed It covers, is coaxially provided with internal thread hole in fixing sleeve, further includes the externally threaded removal rod of band that top is fixed with handwheel, the dismounting Bar is screwed onto on internal thread hole, and there are two fixed blocks for the fixing sleeve bottom end outer wall fixation, and fixing sleeve and fixed block are along solid Surely set axis projection is identical along sets of holes axis projection as sets of holes and mounting hole respectively, and outer wall has outer spiral shell in the middle part of the fixing sleeve Line further includes the interstage sleeve being sleeved on fixing sleeve outer wall that is spirally connected,

And fixing sleeve top can be held, and fixing sleeve and fixed block are respectively cooperating with and stretch into sets of holes and mounting hole, and can enclose Around 90 ° of rotation fixing sleeves of fixing sleeve axis, and fixing sleeve is pulled up, makes fixed block cooperation in the fixing groove, and can phase Interstage sleeve is rotated to fixing sleeve, so that interstage sleeve bottom end is adjacent to and is against on lid top surface, and extracting tool is made to be relatively fixed with lid, and energy Removal rod rotation is driven by rotation hand wheel, and so that removal rod is relatively fixed set and moves down, and removal rod bottom end pushes the branch Fagging makes support plate that anti-sand sleeve be driven to move down, and can hold handwheel and dismantle the lid from well seat.

This extracting tool stretches into sets of holes and mounting hole in use, fixing sleeve and fixed block are respectively cooperating with, and rotates fixing sleeve, It is relatively fixed set rotation interstage sleeve, so that interstage sleeve bottom end is adjacent to and is against on lid top surface, fixed block cooperation is made to be embedded in the fixing groove It is interior, and extracting tool is made to be relatively fixed with lid, rotation hand wheel drives removal rod rotation later, and removal rod is made to be relatively fixed under set It moves, and removal rod bottom end pushes the support plate, makes support plate that anti-sand sleeve be driven to move down, hold handwheel later and from well seat Lid is dismantled, therefore mounting and dismounting tool is very convenient, and extracting tool after installing and removal hole fixation are sufficiently stable, simultaneously Removal hole is hardly damaged, and use occasion is wider, and pushes support plate jointly by two removal rod bottom ends, is avoided that support plate list The excessive stress of point causes dismounting difficult.

In a kind of above-mentioned extracting tool for easy care municipal administration well lid, outer wall of the fixing sleeve close to top On be fixed with grip, fixing sleeve outer wall activity cooperation is cased with sliding sleeve, and the external screw thread is located on sliding sleeve outer wall, and interstage sleeve is spirally connected It is sleeved on sliding sleeve outer wall, further includes being sleeved on fixing sleeve, and the reset bullet that both ends offset with grip bottom end and sliding sleeve top respectively Spring, fixing sleeve outer wall are equipped with limiting slot, and limiting slot is equipped with several locating slots along the distribution of limiting slot length direction, described Sliding sleeve is equipped with jack, further includes the bolt being inserted on jack, bolt is fixedly arranged at the front end with the sliding block being slidably disposed on limiting slot, institute The resetting spring stated pushes sliding sleeve top, so that interstage sleeve bottom end is against on lid top surface, and can push bolt rear end, sliding block is made to be embedded in In arbitrary locating slot, and interstage sleeve is rotated relative to sliding sleeve, so that interstage sleeve bottom end is adjacent to and be against on lid top surface.

Therefore sliding sleeve can be utilized to coordinate quickly by fixed block in fixing groove with resetting spring, is later embedded in sliding block In locating slot, and interstage sleeve is rotated relative to sliding sleeve, so that interstage sleeve bottom end is adjacent to and be against on lid top surface, therefore energy fast and easy will be dismantled Tool is fixed with removal hole.

Further include the ring that activity is against interstage sleeve bottom in a kind of above-mentioned extracting tool for easy care municipal administration well lid Shape slip ring, slip ring is interior along the connector sleeve being actively set on fixing sleeve outer wall is fixed with, and connector sleeve wall coaxial is equipped with annular groove, also Including the bolt being fixed on interstage sleeve, and bolt end is slidably disposed on annular groove, and slip ring can be made to be adjacent to by rotating interstage sleeve It is against on lid top surface.

Therefore the more laborsaving rotation interstage sleeve of energy, avoids interstage sleeve bottom end and the excessive friction of lid top surface.

In a kind of above-mentioned extracting tool for easy care municipal administration well lid, the removal rod bottom end outer wall is fixed with Block.

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

In a kind of above-mentioned extracting tool for easy care municipal administration well lid, the grip, which is spirally connected, is sleeved on fixing sleeve top It holds on outer wall, the limiting slot top extends to fixing sleeve top.

Therefore extracting tool convenient for assembly.

A kind of assembly and disassembly methods of easy care municipal administration well lid, it is characterised in that：Including dismounting well lid method and installation well lid side Method,

Dismantling well lid method is：Fixing sleeve is held, fixing sleeve and fixed block are respectively cooperating with and stretch into sets of holes and mounting hole, under 90 ° of rotation fixing sleeves of fixing sleeve axis are pressed and surrounded, is coordinated using resetting spring and sliding sleeve, interstage sleeve bottom end is made to be against lid top surface On, make fixed block cooperation in fixing groove, push bolt rear end, make sliding block in adjacent locating slot, opposite sliding sleeve revolves Turn interstage sleeve, so that interstage sleeve bottom end is adjacent to and be against on lid top surface, extracting tool is made to be relatively fixed with lid, similarly dismantles work by two Tool is separately fixed on two removal holes, and both hands rotate the handwheel of two extracting tools and removal rod is driven to rotate respectively, make to tear open It unloads bar and is relatively fixed set and move down, removal rod bottom end pushes support plate, makes support plate that anti-sand sleeve be driven to move down, both hands hold two respectively The handwheel of a extracting tool simultaneously dismantles the lid from well seat；

Installing well lid method is：Handwheel is held and moved, lid is packed into well seat, rotation hand wheel drives removal rod rotation Turn, so that the block of removal rod bottom end is against fixing sleeve bottom end, so that anti-sand sleeve is moved up and be located between lid and well seat, post-tensioning bolt Rear end makes sliding block be detached with locating slot, and on limiting slot, pushes and around 90 ° of rotation fixing sleeves of fixing sleeve axis, makes solid Fixed set and fixed block are aligned with sets of holes and mounting hole respectively, hold and pull up fixing sleeve, 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：

1, sand-prevention structure is formed by anti-sand sleeve, it can more laborsaving dismounting lid；

It 2,, can more laborsaving dismounting lid without anti-sand sleeve outer wall and wall friction in well seat during dismantling lid；

3, support plate is circular ring shape platy structure, can effectively reduce the influence to well lid；

4, influenced by removal hole smaller, the service life is longer；

5, without passing through the mounting and dismounting tool that is spirally connected, more convenient dismounting.

Description of the drawings

Fig. 1 is that well lid coordinates sectional view with extracting tool.

Fig. 2 is the partial enlarged view of Fig. 1.

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

Fig. 4 and Fig. 5 is well seat top and bottom partial schematic diagram respectively.

Fig. 6 is well seat bottom surface partial schematic diagram after extracting tool is mounted on well seat.

In figure,

1, well seat；11, baffle ring；12, support column；13, supporting block；14, compressed spring；

2, support plate；21, anti-sand sleeve；

3, lid；31, removal hole；32, sets of holes；33, mounting hole；34, fixing groove；35, mounting groove；

4, fixing sleeve；41, internal thread hole；42, fixed block；43, grip；44, resetting spring；45, limiting slot；46, it positions Slot；

5, removal rod；51, handwheel；52, block；

6, interstage sleeve；61, sliding sleeve；62, jack；63, bolt；64, sliding block；65, bolt；

7, slip ring；71, connector sleeve；72, annular groove.

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 to 6, a kind of easy care municipal administration well lid of the present invention, including circular ring shape well seats 1 and the circle that is located in well seat 1 Shape plate-like lid body 3,1 inner wall of well seat are equipped with annular baffle ring 11, and 11 top surface of baffle ring is less than 1 top surface of well seat, and hangs down with 1 inner wall of well seat Directly, further include several bottom ends and the fixed support column 12 in 11 top surface of baffle ring, 12 length direction of support column is parallel with 11 axis of baffle ring, 12 top of support column 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 closed It is parallel with 11 top surface of baffle ring to enclose the plane to be formed, further includes circular ring shape plate-like support plate 2, support plate 2 is equipped with several supported holes, And several support columns 12 are threaded through respectively in several supported holes, 2 top surface outer of support plate is fixed with round shell-like anti-sand sleeve 21, also wraps The compressed spring 14 being sleeved on support column 12 is included, 14 both ends of compressed spring offset with 11 top surface of baffle ring and 2 bottom surface of support plate respectively, It is set on lid 3 there are two the removal hole 31 for running through 3 top and bottom of lid, removal hole 31 includes circular hole sets of holes 32, sets of holes 32 Axis is parallel with 3 axis of lid, and 32 both sides hole wall of sets of holes is equipped with the poroid mounting hole 33 of notch shape, there are two 3 bottom surface of lid is set Cell wall is located at the notch shape channel-shaped fixing groove 34 on 32 hole wall of sets of holes, and two mounting holes 33 are in center pair by axis of 32 axis of sets of holes It is that axis is centrosymmetric structure, and two mounting holes 33 are along 32 axial direction of sets of holes using 32 axis of sets of holes to claim structure, two fixing grooves 34 Projection is rotated by 90 ° around 32 axis of sets of holes and is overlapped afterwards along 32 axis projection of sets of holes with two fixing grooves 34；

Several supporting blocks 13 are withstood on respectively on 3 bottom surface of lid, and compressed spring 14 pushes 2 bottom surface of support plate, makes anti-sand sleeve 21 Between lid 3 and well seat 1, and 21 inner and outer wall of anti-sand sleeve is adjacent to 3 outer wall of lid and 1 inner wall of well seat respectively, sand prevention It covers 21 tops to be aligned with 1 top surface of well seat and 3 top surface of lid respectively, and supporting block 13 is against between support plate 2 and lid 3, and makes Support plate 2 and the setting of the interval of lid 3, and the projection of sets of holes 32 is located in support plate 2.

Further, two removal holes 31 are located in symmetrical structure on lid 3 using 3 axis of lid as axis.3 bottom surface of lid is same Axis is equipped with one of annular mounting groove 35, and 35 slot bottom of mounting groove is parallel with 3 bottom surface of lid, and extends towards 3 edge of lid, and when support When block 13 is against on 3 bottom surface of lid, 13 top of supporting block is against 35 slot bottom of mounting groove, and 13 side wall of supporting block is against 35 slot of mounting groove On wall.12 bottom end of support column has external screw thread, and 12 bottom end of support column is screwed onto on 11 top surface of baffle ring.

Lid 3 be mounted on well seat 1 on after, due to 21 inner and outer wall of anti-sand sleeve respectively with 1 inner wall of 3 outer wall of lid and well seat It is adjacent to, 21 top of anti-sand sleeve is aligned with 1 top surface of well seat and 3 top surface of lid respectively, therefore is avoided that quilt between lid 3 and well seat 1 Silt blocks, and causes to open difficult, when dismounting, is fixed by extracting tool and the cooperation of removal hole 31, pushes support plate 2 later, And anti-sand sleeve 21 is made to move down, and since the support plate 2 being connect with anti-sand sleeve 21 is connected on the baffle ring 11 of well seat 1, dismounting During lid 3, it is not necessarily to 21 outer wall of anti-sand sleeve and wall friction in well seat 1, therefore the more laborsaving dismounting lid 3 of energy, and support plate 2 For circular ring shape platy structure, the influence to well lid can be effectively reduced.

A kind of extracting tool for easy care municipal administration well lid, including outer diameter round shell-like identical with 32 aperture of sets of holes are fixed 4 are covered, internal thread hole 41 is coaxially provided in fixing sleeve 4, further includes the externally threaded removal rod 5 of band that top is fixed with handwheel 51, tear open It unloads bar 5 to be screwed onto on internal thread hole 41,4 bottom end outer wall of fixing sleeve fixes that there are two fixed blocks 42, and fixing sleeve 4 and fixed block 42 It is identical along 32 axis projection of sets of holes as sets of holes 32 and mounting hole 33 respectively along 4 axis projection of fixing sleeve, 4 middle part outer wall tool of fixing sleeve There is external screw thread, further include the interstage sleeve 6 being sleeved on 4 outer wall of fixing sleeve that is spirally connected,

And 4 top of fixing sleeve can be held, and fixing sleeve 4 and fixed block 42 are respectively cooperating with and stretch into sets of holes 32 and mounting hole 33, and 4 axis of fixing sleeve, 90 ° of rotation fixing sleeves 4 can be surrounded, and fixing sleeve 4 is pulled up, so that the cooperation of fixed block 42 is embedded in fixing groove 34 It is interior, and it can be relatively fixed 4 rotation interstage sleeve 6 of set, so that 6 bottom end of interstage sleeve is adjacent to and be against on 3 top surface of lid, and makes extracting tool and lid 3 are relatively fixed, and removal rod 5 can be driven to rotate by rotation hand wheel 51, and so that removal rod 5 is relatively fixed set 4 and move down, and dismantle 5 bottom end of bar pushes support plate 2, makes support plate 2 that anti-sand sleeve 21 be driven to move down, and can hold handwheel 51 and dismantle lid from well seat 1 Body 3.

Further, fixing sleeve 4 is fixed with grip 43 on the outer wall on top, and 4 outer wall activity of fixing sleeve cooperation is cased with Sliding sleeve 61, external screw thread are located on 61 outer wall of sliding sleeve, and interstage sleeve 6 is spirally connected and is sleeved on 61 outer wall of sliding sleeve, further includes being sleeved on fixing sleeve 4 On, and the resetting spring 44 that both ends offset with 43 bottom end of grip and 61 top of sliding sleeve respectively, 4 outer wall of fixing sleeve are equipped with limiting slot 45, limiting slot 45 is equipped with several locating slots 46 along the distribution of 45 length direction of limiting slot, and sliding sleeve 61 is equipped with jack 62, also wraps The bolt 63 being inserted on jack 62 is included, bolt 63 is fixedly arranged at the front end with the sliding block 64 being slidably disposed on limiting slot 45, resetting spring 44 61 top of sliding sleeve is pushed, so that 6 bottom end of interstage sleeve is against on 3 top surface of lid, and 63 rear end of bolt can be pushed, makes sliding block 64 embedded in arbitrary Locating slot 46 in, and relative to sliding sleeve 61 rotate interstage sleeve 6, so that 6 bottom end of interstage sleeve is adjacent to and be against on 3 top surface of lid.It further include activity It is against the annular slip ring 7 of 6 bottom of interstage sleeve, edge is fixed with the connector sleeve 71 being actively set on 4 outer wall of fixing sleeve in slip ring 7, connects It covers 71 wall coaxials and is equipped with annular groove 72, further include the bolt 65 being fixed on interstage sleeve 6, and 65 end of bolt is slidably disposed in annular On slot 72, and slip ring 7 can be made to be adjacent to and be against on 3 top surface of lid by rotating interstage sleeve 6.5 bottom end outer wall of removal rod is fixed with block 52.Grip 43, which is spirally connected, to be sleeved on 4 top outer wall of fixing sleeve, and 45 top of limiting slot extends to 4 top of fixing sleeve.

This extracting tool stretches into sets of holes 32 and mounting hole 33 in use, fixing sleeve 4 and fixed block 42 are respectively cooperating with, rotation Fixing sleeve 4 is relatively fixed 4 rotation interstage sleeve 6 of set, so that 6 bottom end of interstage sleeve is adjacent to and be against on 3 top surface of lid, so that fixed block 42 is coordinated embedding In fixing groove 34, and extracting tool is made to be relatively fixed with lid 2, rotation hand wheel 51 drives removal rod 5 to rotate later, makes dismounting Bar 5 is relatively fixed set 4 and moves down, and 5 bottom end of removal rod pushes support plate 2, makes support plate 2 that anti-sand sleeve 21 be driven to move down, holds later Stop and wheel 51 and dismantle lid 3 from well seat 1, therefore mounting and dismounting tool is very convenient, and the extracting tool after installing with tear open It unloads hole 31 and fixes sufficiently stable, while removal hole 31 is hardly damaged, and use occasion is wider, and total by two 5 bottom ends of removal rod With support plate 2 is pushed, it is avoided that the excessive stress of 2 single-point of support plate, causes dismounting difficult.

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

Dismantling well lid method is：Fixing sleeve 4 is held, fixing sleeve 4 and fixed block 42 are respectively cooperating with and stretches into sets of holes 32 and consolidates Determine hole 33, push and around 4 axis of fixing sleeve, 90 ° of rotation fixing sleeves 4, is coordinated using resetting spring 44 and sliding sleeve 61, make interstage sleeve 6 Bottom end is against on 3 top surface of lid, is made the cooperation of fixed block 42 in fixing groove 34, is pushed 63 rear end of bolt, sliding block 64 is made to be embedded in In adjacent locating slot 46, interstage sleeve 6 is rotated relative to sliding sleeve 61, so that 6 bottom end of interstage sleeve is adjacent to and is against on 3 top surface of lid, make dismounting work Tool is relatively fixed with lid 3, similarly two extracting tools is separately fixed on two removal holes 31, both hands rotate two respectively The handwheel 51 of extracting tool simultaneously drives removal rod 5 to rotate, and so that removal rod 5 is relatively fixed set 4 and moves down, 5 bottom end of removal rod pushes branch Fagging 2 makes support plate 2 that anti-sand sleeve 21 be driven to move down, and both hands are held the handwheel 51 of two extracting tools and torn open from well seat 1 respectively Unload lid 3；

Installing well lid method is：Handwheel 51 is held and moved, lid 3 is packed into well seat 1, the drive of rotation hand wheel 51 is torn open The rotation of bar 5 is unloaded, the block 52 of 5 bottom end of removal rod is made to be against 4 bottom end of fixing sleeve, so that anti-sand sleeve 21 is moved up and is located at lid 3 and well Between seat 1,63 rear end of post-tensioning bolt makes sliding block 64 be detached with locating slot 46, and on limiting slot 45, pushes and around fixation Cover 90 ° of 4 axis rotation fixing sleeves 4, fixing sleeve 4 and fixed block 42 made to be aligned respectively with sets of holes 32 and mounting hole 33, hold and on Fixing sleeve 4 is drawn, and dismantles extracting tool out of removal hole 31.

Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.

Although well seat 1, baffle ring 11, support column 12, supporting block 13, compressed spring 14, support plate is used more herein 2, anti-sand sleeve 21, lid 3, removal hole 31, sets of holes 32, mounting hole 33, fixing groove 34, mounting groove 35, fixing sleeve 4, internal thread hole 41, fixed block 42, grip 43, resetting spring 44, limiting slot 45, locating slot 46, removal rod 5, handwheel 51, block 52, interstage sleeve 6, The terms such as sliding sleeve 61, jack 62, bolt 63, sliding block 64, bolt 65, slip ring 7, connector sleeve 71, annular groove 72, but be not precluded and make With the possibility of other terms.The use of these items is only for more easily describe and explain the essence of the present invention；It Be construed to any one of the additional limitations and all disagreed with spirit of that invention.

Claims (10)

1. a kind of easy care municipal administration well lid, including circular ring shape well seat (1) and the circular plate lid (3) that is located in well seat (1), It is characterized in that：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 and 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 Parallel with baffle ring (11) axis, support column (12) top is fixed with supporting block (13), several supporting blocks (13) and baffle ring (11) axial line distance is identical, and to surround the plane to be formed parallel with baffle ring (11) top surface for several supporting blocks (13), further includes annulus Shape plate-like support plate (2), the support plate (2) is equipped with several supported holes, and several support columns (12) are worn respectively It is located in several supported holes, the support plate (2) top surface outer is fixed with round shell-like anti-sand sleeve (21), further includes being sleeved on support Compressed spring (14) on column (12), compressed spring (14) both ends offset with baffle ring (11) top surface and support plate (2) bottom surface respectively, It is set on the lid (3) there are two the removal hole (31) for running through lid (3) top and bottom, removal hole (31) includes circular hole Sets of holes (32), sets of holes (32) axis is parallel with lid (3) axis, and sets of holes (32) both sides hole wall is equipped with the poroid mounting hole of notch shape (33), lid (3) bottom surface sets the notch shape channel-shaped fixing groove (34) being located at there are two cell wall on sets of holes (32) hole wall, two fixations Hole (33) is centrosymmetric structure using sets of holes (32) axis as axis, and it is in center that two fixing grooves (34), which are axis using sets of holes (32) axis, Symmetrical structure, and two mounting holes (33) are rotated by 90 ° around sets of holes (32) axis along sets of holes (32) axis projection and consolidate afterwards with two Determine slot (34) to overlap along sets of holes (32) axis projection；

Several supporting blocks (13) are withstood on respectively on lid (3) bottom surface, and the compressed spring (14) pushes support plate (2) Bottom surface makes anti-sand sleeve (21) be located between lid (3) and well seat (1), and anti-sand sleeve (21) inner and outer wall respectively with lid (3) Outer wall and well seat (1) inner wall are adjacent to, and anti-sand sleeve (21) top is aligned with well seat (1) top surface and lid (3) top surface respectively, and are supported Block (13) is against between support plate (2) and lid (3), and support plate (2) and lid (3) is made to be spaced setting, and sets of holes (32) are thrown Shadow is located in support plate (2).

2. a kind of easy care municipal administration well lid according to claim 1, it is characterised in that：Two removal holes (31) with Lid (3) axis is that axis is located in symmetrical structure on lid (3).

3. a kind of easy care municipal administration well lid according to claim 2, it is characterised in that：Described lid (3) bottom surface is coaxial Equipped with one of annular mounting groove (35), mounting groove (35) slot bottom is parallel with lid (3) bottom surface, and extends towards lid (3) edge, and When supporting block (13) is against on lid (3) bottom surface, supporting block (13) top is against mounting groove (35) slot bottom, supporting block (13) side Wall is against on mounting groove (35) cell wall.

4. a kind of easy care municipal administration well lid according to claim 3, it is characterised in that：Support column (12) bottom end tool There is external screw thread, and support column (12) bottom end is screwed onto on baffle ring (11) top surface.

5. a kind of extracting tool for the easy care municipal administration well lid described in claim 4, it is characterised in that：Including outer diameter and set The identical round shell-like fixing sleeve (4) in hole (32) aperture, fixing sleeve (4) is interior to be coaxially provided with internal thread hole (41), further includes that top is solid Surely there is the externally threaded removal rod of band (5) of handwheel (51), the removal rod (5) is screwed onto on internal thread hole (41), described There are two fixed blocks (42) for the outer wall fixation of fixing sleeve (4) bottom end, and fixing sleeve (4) and fixed block (42) are axial along fixing sleeve (4) Projection is identical along sets of holes (32) axis projection as sets of holes (32) and mounting hole (33) respectively, outer wall in the middle part of the fixing sleeve (4) Further include the interstage sleeve (6) being sleeved on fixing sleeve (4) outer wall that is spirally connected with external screw thread,

And fixing sleeve (4) top can be held, and fixing sleeve (4) and fixed block (42) are respectively cooperating with and stretches into sets of holes (32) and fixes Hole (33), and 90 ° of rotation fixing sleeves (4) of fixing sleeve (4) axis can be surrounded, and fixing sleeve (4) is pulled up, so that fixed block (42) is coordinated In the fixing groove (34), and it can be relatively fixed set (4) rotation interstage sleeve (6), so that interstage sleeve (6) bottom end is adjacent to and be against lid (3) on top surface, and extracting tool is made to be relatively fixed with lid (3), and removal rod (5) can be driven to revolve by rotation hand wheel (51) Turn, and so that removal rod (5) is relatively fixed set (4) and move down, and removal rod (5) bottom end pushes the support plate (2), makes support plate (2) it drives anti-sand sleeve (21) to move down, and handwheel (51) can be held and dismantle the lid (3) from well seat (1).

6. a kind of extracting tool of easy care municipal administration well lid according to claim 5, it is characterised in that：The fixing sleeve (4) grip (43) is fixed on the outer wall on top, fixing sleeve (4) outer wall activity cooperation is cased with sliding sleeve (61), and described is outer Screw thread is located on sliding sleeve (61) outer wall, and interstage sleeve (6) is spirally connected and is sleeved on sliding sleeve (61) outer wall, further includes being sleeved on fixing sleeve (4), And the resetting spring (44) that both ends offset with grip (43) bottom end and sliding sleeve (61) top respectively, fixing sleeve (4) outer wall are equipped with Limiting slot (45), limiting slot (45) are equipped with several locating slots (46) along the distribution of limiting slot (45) length direction, the cunning It covers (61) and is equipped with jack (62), further include the bolt (63) being inserted on jack (62), bolt (63) is fixedly arranged at the front end with sliding position In the sliding block (64) on limiting slot (45), the resetting spring (44) pushes sliding sleeve (61) top, interstage sleeve (6) bottom end is made to be against On lid (3) top surface, and bolt (63) rear end can be pushed, make sliding block (64) in arbitrary locating slot (46), and is relatively sliding (61) rotation interstage sleeve (6) is covered, so that interstage sleeve (6) bottom end is adjacent to and is against on lid (3) top surface.

7. a kind of extracting tool of easy care municipal administration well lid according to claim 6, it is characterised in that：Further include that activity is supported Annular slip ring (7) in interstage sleeve (6) bottom, the interior edge of slip ring (7) are fixed with the connector sleeve being actively set on fixing sleeve (4) outer wall (71), connector sleeve (71) wall coaxial is equipped with annular groove (72), further includes the bolt (65) being fixed on interstage sleeve (6), and bolt (65) end is slidably disposed on annular groove (72), and slip ring (7) can be made to be adjacent to and be against lid (3) top surface by rotating interstage sleeve (6) On.

8. a kind of extracting tool of easy care municipal administration well lid according to claim 7, it is characterised in that：The removal rod (5) bottom end outer wall is fixed with block (52).

9. a kind of extracting tool of easy care municipal administration well lid according to claim 8, it is characterised in that：The grip (43) it is spirally connected and is sleeved on the outer wall of fixing sleeve (4) top, the limiting slot (45) top extends to fixing sleeve (4) top.

10. a kind of assembly and disassembly methods of the easy care municipal administration well lid described in claim 4, it is characterised in that：Including dismantling well lid side Method and installation well lid method,

Dismantling well lid method is：Fixing sleeve (4) is held, fixing sleeve (4) and fixed block (42) are respectively cooperating with and stretch into sets of holes (32) With mounting hole (33), pushes and around 90 ° of rotation fixing sleeves (4) of fixing sleeve (4) axis, utilize resetting spring (44) and sliding sleeve (61) coordinate, interstage sleeve (6) bottom end is made to be against on lid (3) top surface, make fixed block (42) cooperation in fixing groove (34), push Bolt (63) rear end makes sliding block (64) in adjacent locating slot (46), relative to sliding sleeve (61) rotation interstage sleeve (6), makes interstage sleeve (6) bottom end, which is adjacent to, is against on lid (3) top surface, and extracting tool is made to be relatively fixed with lid (3), similarly by two extracting tools point It is not fixed on two removal holes (31), both hands rotate the handwheel (51) of two extracting tools and removal rod (5) is driven to revolve respectively Turn, so that removal rod (5) is relatively fixed set (4) and move down, removal rod (5) bottom end pushes support plate (2), so that support plate (2) is driven anti- Sand set (21) moves down, and both hands hold the handwheel (51) of two extracting tools and dismantle the lid from well seat (1) respectively (3)；

Installing well lid method is：Handwheel (51) is held and moved, lid (3) is packed into well seat (1), rotation hand wheel (51) band Dynamic removal rod (5) rotation, makes the block (52) of removal rod (5) bottom end be against fixing sleeve (4) bottom end, anti-sand sleeve (21) is made to move up simultaneously Between lid (3) and well seat (1), post-tensioning bolt (63) rear end makes sliding block (64) be detached with locating slot (46), and positioned at limit On position slot (45), pushes and around 90 ° of rotation fixing sleeves (4) of fixing sleeve (4) axis, make fixing sleeve (4) and fixed block (42) point It is not aligned with sets of holes (32) and mounting hole (33), holds and pull up fixing sleeve (4), and the dismounting dismounting work out of removal hole (31) Tool.