CN108560603A - A kind of municipal administration well lid detaching structure and its assembly and disassembly methods safely - Google Patents

Abstract

The present invention provides a kind of municipal well lid detaching structure of safety and its assembly and disassembly methods, belong to municipal works apparatus field.It solves the problems, such as existing well lid dismounting trouble.Safety municipal administration well lid detaching structure, including well lid and extracting tool, well lid includes well seat and lid, well seat inner wall is equipped with baffle ring and locked groove, and lid is equipped with removal hole, and lid bottom surface is equipped with fixing groove, cooperation is embedded with closing piece in fixing groove, closing piece outer wall is equipped with one of bar slot, and lockhole is equipped in lid, locking bar is equipped in lockhole；Extracting tool includes stripping ring and regulation ring, stripping ring and regulation ring are fixed with upper connecting base and lower connecting base, upper connecting base is equipped with perforation, lower connecting base is equipped with interstage sleeve, disassembly mechanism includes removal rod and adjusting rod, and adjusting rod bottom end and removal rod top are hinged, and adjusting rod top is fixed with upper connecting base, disassembly mechanism further includes fixed link, and fixed link is connect with removal rod bottom end by connecting rod.This manhole cover anti-theft is good and convenient for disassembly and assembly.

Description

A kind of municipal administration well lid detaching structure and its assembly and disassembly methods safely

Technical field

The invention belongs to municipal works equipment technical fields, are related to a kind of municipal administration well lid detaching structure and its dismounting side safely Method.

Background technology

Existing well lid generally utilizes extracting tool pull-up to open, and dismounting difficulty is low, causes anti-theft performance poor, while well lid exists When safeguarding, deep-well will be formed on road surface, so that passer-by or vehicle can fall into Shen Dongzhong between careless, sent out Raw safety accident.

It is existing application No. is 201610893655.5, the Chinese invention of entitled " a kind of antitheft municipal well lid detaching structure " Patent coordinates fixed lid, dismounting in lid bottom by axis pin junction steel plate using the card slot of steel plate and well seat inner wall When, removal rod is screwed onto on removal hole, and removal rod is made to push cover board, steel plate is made to be rotated around axis pin, and and exact separation, To dismantle lid；But it has the following problems：

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

2, due to needing the cooperation of more removal rods, it is therefore desirable to be spirally connected fixed removal rod by root, disassembly process is cumbersome；

3, lid be mounted on well seat on after can not location and installation lid, cause card slot that can not coordinate successively with steel plate, therefore It needs to be directed at card slot and steel plate, installation is caused to bother；It is therefore desirable to be improved.

Invention content

The purpose of the present invention is being directed to the above-mentioned problems in the prior art, it is more preferable to provide a kind of anti-theft, uses Occasion is wider, the municipal well lid detaching structure of safety more convenient to use and its assembly and disassembly methods.

Object of the invention can be realized by the following technical scheme：A kind of municipal well lid detaching structure of safety, including well Lid and the extracting tool for dismounting well lid, the well lid include circular ring shape well seat and the circular plate lid that is located in well seat Body, 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 hangs down with well seat inner wall Directly, the well seat inner wall is coaxially provided with one of annular lock groove, and the lid is equipped with several through lid top and bottom Removal hole, lid bottom surface be equipped with several circular groove shape fixing grooves, several removal holes and several fixing grooves using lid axis as axis etc. For angular distribution on lid, the removal hole depth direction is parallel with lid axis, and removal hole width direction has mutually flat Capable both sides hole wall, removal hole length direction both sides hole wall are arc-shaped structure, and the fixing groove axis is flat with lid axis Row, and fixing groove slot diameter and removal hole are of same size, activity cooperation is embedded with cylindrical closing piece, the lock in the fixing groove Block outer wall is equipped with one of bar slot, and bar groove groove wall is equipped with limiting slot one, and one length direction of limiting slot is arranged with closing piece axis in angle, The rod-shaped lockhole of fixed groove groove wall and lid outer wall is located in the lid equipped with both ends, lockhole axis is along lid radial direction Radially be arranged with fixing groove, and be fixed groove groove wall and lid outer wall the shortest route, in the lockhole activity be equipped with locking bar, Locking bar inner end is located on bar slot, and is fixed with the limited block one being slidably disposed on limiting slot one, further include be located at fixing groove in, and The return spring that both ends offset with fixing groove top and closing piece top respectively；

The lid cooperation is placed in well seat, and lid outer wall is bonded with well seat inner wall, lid top surface and well seat top surface pair Together, lid bottom surface is against on baffle ring top surface, and removal hole and fixing groove projection are shifted to install with baffle ring, and the return spring pushes away Dynamic closing piece makes limited block one be located at one top of limiting slot, and lid outer wall is stretched out in locking bar outer end, and in locked groove；

The extracting tool includes the rod-shaped stripping ring of circular ring shape and regulation ring of coaxial arrangement, and dismounting ring diameter is less than well Seat internal diameter is simultaneously more than baffle ring internal diameter, along being respectively fixed with several upper connecting bases and several lower connections in edge and regulation ring in stripping ring Seat, upper connecting base are equipped with poroid perforation, and lower connecting base is equipped with shell-like interstage sleeve, further includes several disassembly mechanisms, disassembly mechanism Including bar diameter round bar shape removal rod identical with fixing groove slot and adjusting rod, adjusting rod bottom end and removal rod top are respectively equipped with By the hinged articulated section of articulated shaft, adjusting rod top passes through interstage sleeve, and is threaded through in perforation, and is fixed with upper connecting base, and It is parallel with dismounting ring axis to adjust rod axis, further includes being actively set on wearing on adjusting rod, wears inner wall and adjusting rod bar wall Equipped with mutually matched limited block two and limiting slot two, any two lower connecting base is equipped with pin hole, pin hole inner end position In on interstage sleeve inner wall, further including the spring catch being connected in pin hole, spring catch includes the pin being threaded through in pin hole, pin rear end It is connected with the extension spring being sleeved on pin with pin hole outer end, the adjusting rod is equipped with upper slot, and spring pin end is embedding In upper slot, and interstage sleeve bottom end is made to be arranged with articulated section interval, and regulation ring is relatively fixed with adjusting rod, and limited block at this time Two are located at two top of limiting slot, further include the compressed spring being sleeved on adjusting rod, and compressed spring promotion is worn, and make to wear bottom end and support On interstage sleeve top top, and articulated shaft relative adjustment bar can be surrounded and fold removal rod, several removal rods is made to be located on the inside of stripping ring；

The disassembly mechanism further includes bar diameter fixed link identical with removal rod bar diameter, fixed rod axis and removal rod axis Line is parallel, and fixed link is connect with removal rod bottom end by connecting rod, and connecting rod bar diameter is identical as removal rod bar diameter, the dismounting Bar is equipped with lower slot；

And can be rotated successively around articulated shaft and removal rod is unfolded, so that removal rod is arranged with adjusting rod co-axially align, and energy Post-tensioning spring catch makes spring pin end be detached with upper slot, and compressed spring promotion is worn, and limited block two is made to be moved to limiting slot Two bottom ends, and make on several articulated sections for wearing and being respectively cooperating with and being sleeved on several disassembly mechanisms, and keep removal rod coaxial with adjusting rod It is relatively fixed, and stripping ring can be held, the connecting rod of several disassembly mechanisms is respectively cooperating with and is packed into several removal holes, and removal rod It is bonded the hole wall sliding of removal hole length direction both sides respectively with fixed link to stretch into removal hole, fixed link is made to be integrally located under lid Side, and lid axis can be surrounded and rotate stripping ring, so that removal rod is against on the hole wall of removal hole length direction side, and make fixed link It is aligned with fixing groove, and stripping ring can be pulled up, made fixed link cooperation in fixing groove, and closing piece is pressed on fixed link top, make Limited block one slides into one bottom end of limiting slot, and locking bar outer end is made to be detached with locked groove, and in lockhole, and under the opposite stripping ring of energy Regulation ring is moved, so that interstage sleeve bottom end is adjacent to and is against on lid top surface, and in spring catch end part aligning and embedded lower slot, and makes interstage sleeve Bottom end and connecting rod are clamped on lid both sides, and extracting tool is made to be relatively fixed with lid, and can hold stripping ring and from well The lid is dismantled on seat.

After lid is mounted on well seat, since locked groove is the loop configuration positioned at well seat inner wall, there is no need to deliberately position Lid, you can play anti-theft function using locking bar and locked groove cooperation, and removal hole is not thread pore structure, is avoided that using process Thread damage in middle removal hole, therefore service life is long, usage scenario can be more complicated, extracting tool when not in use, bullet Spring pin end can surround articulated shaft relative adjustment bar and fold removal rod, so that several removal rods is located at and tear open at this time in upper slot It unloads on the inside of ring, in use, removal rod is rotated and be unfolded around articulated shaft, post-tensioning spring catch, compressed spring promotion is worn, and is made several It wears on the articulated section for being respectively cooperating with and being sleeved on several disassembly mechanisms, and removal rod is made coaxially to be relatively fixed with adjusting rod, therefore side Just be unfolded or store removal rod, therefore using very convenient, and in the case that ensure regulation ring stablize it is fixed, without all Spring catch is set on interstage sleeve, it is only necessary to spring catch be arranged on one to two interstage sleeves, with more convenient operation；Dismounting is held later The connecting rod of several disassembly mechanisms is respectively cooperating with and is packed into several removal holes by ring, so that fixed link is integrally located at below lid, and enclose Stripping ring is rotated around lid axis, so that removal rod is against on the hole wall of removal hole length direction side, makes fixed link and fixing groove pair Together, stripping ring is pulled up, makes fixed link cooperation in fixing groove, and closing piece is pressed on fixed link top, limited block one is made to slide into One bottom end of limiting slot, makes locking bar outer end be detached with locked groove, and in lockhole, and opposite stripping ring moves down regulation ring, makes interstage sleeve bottom End, which is adjacent to, to be against on lid top surface, and in spring catch end part aligning and embedded lower slot, and interstage sleeve bottom end and connecting rod is made to clamp On lid both sides, you can so that extracting tool is relatively fixed with lid, hold stripping ring later and dismantled from well seat described Lid；And when installation lid, without deliberately positioning lid, while using extracting tool dismounting lid after, oppositely positioned dismounting Ring, at this time stripping ring be supported on baffle ring top surface, well seat inner wall to stripping ring formed stop, later i.e. using stripping ring to well Seat plays protective action, and can place warning line in outer.

Further include outer diameter circular ring shape plate identical with baffle ring internal diameter in a kind of above-mentioned municipal well lid detaching structure of safety Shape connecting plate, circular ring shape plate limiting plate and circle shell-like connector sleeve, connecting plate outer and limiting plate outer respectively with connector sleeve top End and bottom end are fixed, and connecting plate is coaxially fixed on lid bottom surface, and the removal hole is located at limit along depth direction projection On plate.

Setting limiting plate, which moves down removal rod in mounting and dismounting tool, plays position-limiting action.

In a kind of above-mentioned municipal well lid detaching structure of safety, the interstage sleeve bottom end is fixed with baffle, and works as spring When pin end is in lower slot, the baffle is tightly attached on lid top surface.

Extracting tool and lid connective stability can be improved using baffle.

In a kind of above-mentioned municipal well lid detaching structure of safety, the fixing groove notch has fillet or chamfering, and When limited block one is located at one top of limiting slot, the closing piece bottom end is higher than fixing groove notch height.

It therefore can Fast Installation extracting tool.

In a kind of above-mentioned municipal well lid detaching structure of safety, the fixed link and connecting rod are removal rod bottom end one Body is bent to form.

In a kind of above-mentioned municipal well lid detaching structure of safety, the removal rod is equipped with several along removal rod axial direction The lower slot of distribution.

Different-thickness lid is adapted to spring catch cooperation.

In a kind of above-mentioned municipal well lid detaching structure of safety, described wearing is bolted with bolt, and bolt end In limiting slot two, and form the limited block two.

In a kind of above-mentioned municipal well lid detaching structure of safety, limit plate top surface inclined plane shape in a ring, and it is outer Along height higher than interior along height.

It is avoided that sandstone are accumulated on limiting plate.

A kind of assembly and disassembly methods of the municipal well lid detaching structure of safety, including dismounting well lid method and installation well lid method,

Dismantling well lid method is：Removal rod is rotated and be unfolded around articulated shaft successively, keeps removal rod coaxially right with adjusting rod Neat setting, post-tensioning spring catch make spring pin end be detached with upper slot, and compressed spring promotion is worn, and limited block two is made to be moved to Two bottom end of limiting slot, and make on several articulated sections for wearing and being respectively cooperating with and being sleeved on several disassembly mechanisms, make removal rod and adjusting rod Coaxially be relatively fixed, hold stripping ring, the connecting rod of several disassembly mechanisms is respectively cooperating with and is packed into several removal holes, removal rod and Fixed link is bonded the hole wall sliding of removal hole length direction both sides and stretches into removal hole respectively, and fixed link is made to be integrally located under lid Side, and limited using limiting plate, stripping ring is rotated around lid axis, removal rod is made to be against removal hole length direction side hole wall On, so that fixed link is aligned with fixing groove, pull up stripping ring, makes fixed link cooperation in fixing groove, and pressed on fixed link top Closing piece makes limited block one slide into one bottom end of limiting slot, locking bar outer end is made to be detached with locked groove, and in lockhole, opposite to dismantle Ring moves down regulation ring, so that interstage sleeve bottom end is adjacent to and is against on lid top surface, in spring catch end part aligning and embedded lower slot, and makes gear Set bottom end and connecting rod are clamped on lid both sides, and extracting tool are made to be relatively fixed with lid, hold later stripping ring and from The lid is dismantled on well seat；

Installing well lid method is：It holds stripping ring and lid is packed into well seat, post-tensioning spring catch, and move up regulation ring, Stripping ring is rotated around lid axis, removal rod is made to be against on the hole wall of the removal hole length direction other side, makes connecting rod and dismounting Hole is aligned, and is pulled up stripping ring, so that connecting rod is removed out of removal hole, to dismantle disassembly mechanism out of removal hole, move up regulation ring In place, make interstage sleeve promotion wear to move up, and make spring pin end in upper slot, and folded around articulated shaft relative adjustment bar Removal rod makes several removal rods be located on the inside of stripping ring.

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, it is set as helicitic texture without removal hole, the service life is longer, and use occasion is wider；

2, without passing through the mounting and dismounting tool that is spirally connected, more convenient dismounting；

3, lid can be locked using locking bar and locked groove cooperation, anti-theft effect is more preferable, and since locked groove is loop configuration, Without location and installation lid.

4, it by pusher collar, to facilitate whole expansion removal rod to use, or folds removal rod and is stored, use effect Rate higher, and pulled up after integrally moving down after holding stripping ring and rotate stripping ring, you can make fixed link in fixing groove, simultaneously It drives several interstage sleeves jointly mobile by regulation ring and is relatively fixed with removal rod, so that extracting tool is quickly fixed with lid.

Description of the drawings

Fig. 1 is well lid and extracting tool cooperation front view and partial sectional view.

Fig. 2-5 is the partial enlarged view of Fig. 1 respectively.

Fig. 6 is the lid upward view for not installing limiting plate.

Fig. 7 is stripping ring vertical view.

In figure,

1, well seat；11, baffle ring；12, locked groove；

2, lid；21, removal hole；22, fixing groove；23, lockhole；24, return spring；

3, closing piece；31, bar slot；32, limiting slot one；

4, locking bar；41, limited block one；

5, stripping ring；51, upper connecting base；52, it perforates；

6, regulation ring；61, lower connecting base；62, interstage sleeve；63, spring catch；64, baffle；

7, removal rod；71, articulated section；72, lower slot；73, fixed link；74, connecting rod；

8, adjusting rod；81, limiting slot two；82, upper slot；83, compressed spring；84, it wears；85, limited block two；

9, connecting plate；91, limiting plate；92, connector sleeve.

Specific implementation mode

Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described, However, the present invention is not limited to these examples.

As shown in figs. 1-7, the municipal well lid detaching structure of a kind of safety of the present invention, including well lid and for dismounting tearing open for well lid Unload tool, well lid includes circular ring shape well seat 1 and the circular plate lid 2 that is located in well seat 1, and 1 inner wall of well seat is equipped with annular baffle ring 11,11 top surface of baffle ring is less than 1 top surface of well seat, and vertical with 1 inner wall of well seat, and 1 inner wall of well seat is coaxially provided with one of annular lock groove 12, Lid 2 is equipped with several removal holes 21 through 2 top and bottom of lid, and 2 bottom surface of lid is equipped with several circular groove shape fixing grooves 22, Several removal holes 21 and several fixing grooves 22 are angularly distributed in using 2 axis of lid as axis on lid 2,21 depth direction of removal hole Parallel with 2 axis of lid, 21 width direction of removal hole has the both sides hole wall being mutually parallel, 21 length direction two side holes of removal hole Wall is arc-shaped structure, and 22 axis of fixing groove is parallel with 2 axis of lid, and 22 slot diameter of fixing groove and removal hole 21 are of same size, Embedded with cylindrical closing piece 3,3 outer wall of closing piece is equipped with one of bar slot 31 for activity cooperation in fixing groove 22, and 31 cell wall of bar slot is equipped with limit Slot 1, one 32 length direction of limiting slot are arranged with 3 axis of closing piece in angle, and fixing groove is located at equipped with both ends in lid 2 The rod-shaped lockhole 23 of 2 outer wall of 22 cell walls and lid, 23 axis of lockhole are solid along 2 radial direction of lid and the radial setting of fixing groove 22 Determine 22 cell wall of slot and 2 outer wall the shortest route of lid, in lockhole 23 activity be equipped with locking bar 4,4 inner end of locking bar is located on bar slot 31, And be fixed with the limited block 1 being slidably disposed on limiting slot 1, further include be located in fixing groove 22, and both ends respectively with it is solid Determine the return spring 24 that 22 top of slot and 3 top of closing piece offset；

The cooperation of lid 2 is placed in well seat 1, and 2 outer wall of lid is bonded with 1 inner wall of well seat, 2 top surface of lid and 1 top surface pair of well seat Together, 2 bottom surface of lid is against on 11 top surface of baffle ring, and removal hole 21 and the projection of fixing groove 22 are shifted to install with baffle ring 11, return bullet Spring 24 pushes closing piece 3, so that limited block 1 is located at one 32 top of limiting slot, and 2 outer wall of lid is stretched out in 4 outer end of locking bar, and be embedded in In locked groove 12；

Extracting tool includes the rod-shaped stripping ring 5 of circular ring shape and regulation ring 6 of coaxial arrangement, and 5 diameter of stripping ring is less than well seat 1 Internal diameter is simultaneously more than 11 internal diameter of baffle ring, in stripping ring 5 in edge and regulation ring 6 along be respectively fixed with several upper connecting bases 51 and it is several under Connecting seat 61, upper connecting base 51 are equipped with poroid perforation 52, and lower connecting base 61 is equipped with shell-like interstage sleeve 62, further includes several dismountings Mechanism, disassembly mechanism include bar diameter round bar shape removal rod 7 identical with 22 slot of fixing groove and adjusting rod 8,8 bottom end of adjusting rod and 7 top of removal rod is respectively equipped with through the hinged articulated section 71 of articulated shaft, and 8 top of adjusting rod passes through interstage sleeve 62, and is threaded through It in hole 52, and is fixed with upper connecting base 51, and 8 axis of adjusting rod is parallel with 5 axis of stripping ring, further includes being actively set on adjusting rod 84 are worn on 8,84 inner walls is worn and 8 bar wall of adjusting rod is equipped with mutually matched limited block 2 85 and limiting slot 2 81, arbitrarily Two lower connecting bases 61 are equipped with pin hole, and pin hole inner end is located on 62 inner wall of interstage sleeve, further includes the spring catch being connected in pin hole 63, spring catch 63 includes the pin being threaded through in pin hole, and pin rear end is connected with the stretching bullet being sleeved on pin with pin hole outer end Spring, adjusting rod 8 is equipped with upper slot 82, and 63 end of spring catch is embedded in upper slot 82, and makes 62 bottom end of interstage sleeve and articulated section 71 interval settings, and regulation ring 6 is relatively fixed with adjusting rod 8, and limited block 2 85 is located at 2 81 top of limiting slot at this time, also wraps Include the compressed spring 83 being sleeved on adjusting rod 8, the promotion of compressed spring 83 wears 84, makes to wear 84 bottom ends and is against 62 top of interstage sleeve top End, and articulated shaft relative adjustment bar 8 can be surrounded and fold removal rod 7, so that several removal rods 7 is located at 5 inside of stripping ring；

Disassembly mechanism further includes bar diameter fixed link 73 identical with 7 bar diameter of removal rod, 73 axis of fixed link and 7 axis of removal rod Line is parallel, and fixed link 73 is connect with 7 bottom end of removal rod by connecting rod 74, and 74 bar diameter of connecting rod is identical as 7 bar diameter of removal rod, tears open It unloads bar 7 and is equipped with lower slot 72；

And removal rod 7 can be rotated and is unfolded around articulated shaft successively, so that removal rod 7 is arranged with 8 co-axially align of adjusting rod, and Energy post-tensioning spring catch 63, makes 63 end of spring catch be detached with upper slot 82, and the promotion of compressed spring 83 wears 84, makes limited block two 85 are moved to 2 81 bottom end of limiting slot, and make it is several wear 84 and be respectively cooperating on the articulated section 71 for being sleeved on several disassembly mechanisms, and So that removal rod 7 is coaxially relatively fixed with adjusting rod 8, and stripping ring 5 can be held, the connecting rod 74 of several disassembly mechanisms is matched respectively It attaches together into several removal holes 21, and removal rod 7 and fixed link 73 are bonded 21 length direction both sides hole wall sliding of removal hole and stretch respectively Enter in removal hole 21, fixed link 73 is made to be integrally located at 2 lower section of lid, and 2 axis of lid can be surrounded and rotate stripping ring 5, makes dismounting Bar 7 is against on 21 length direction side hole wall of removal hole, and fixed link 73 is made to be aligned with fixing groove 22, and can pull up stripping ring 5, Make the cooperation of fixed link 73 in fixing groove 22, and press closing piece 3 on 73 top of fixed link, limited block 1 is made to slide into limiting slot One 32 bottom ends make 4 outer end of locking bar be detached with locked groove 12, and in lockhole 23, and can move down regulation ring 6 by stripping ring 5 relatively, make 62 bottom end of interstage sleeve, which is adjacent to, to be against on 2 top surface of lid, and in 63 end part aligning of spring catch and embedded lower slot 72, and makes 62 bottom of interstage sleeve End and connecting rod 74 are clamped on 2 both sides of lid, and extracting tool are made to be relatively fixed with lid 2, and can hold stripping ring 5 and from Lid 2 is dismantled on well seat 1.

Further, further include outer diameter circular ring shape plate-like webs 9 identical with 11 internal diameter of baffle ring, the limit of circular ring shape plate Plate 91 and circle shell-like connector sleeve 92,9 outer of connecting plate and 91 outer of limiting plate are fixed with 92 top of connector sleeve and bottom end respectively, even Fishplate bar 9 is coaxially fixed on 2 bottom surface of lid, and removal hole 21 is located at along depth direction projection on limiting plate 91.62 bottom end of interstage sleeve It is fixed with baffle 64, and when 63 end of spring catch is in lower slot 72, baffle 64 is tightly attached on 2 top surface of lid.Fixing groove 22 notches have fillet or chamfering, and when limited block 1 is located at one 32 top of limiting slot, and 3 bottom end of closing piece is higher than fixing groove 22 Notch height.Fixed link 73 and connecting rod 74 are that 7 bottom end of removal rod is integrally bent to form.Removal rod 7 is equipped with several along dismounting The lower slot 72 that bar 7 is axially distributed.It wears and is bolted with bolt on 84, and bolt end is embedded in limiting slot 2 81, and form limit Position block 2 85.91 top surface of limiting plate inclined plane shape in a ring, and outer height higher than interior along height.

After lid 2 is mounted on well seat 1, since locked groove 12 is the loop configuration positioned at 1 inner wall of well seat, there is no need to deliberately Position lid 2, you can play anti-theft function using locking bar 4 and the cooperation of locked groove 12, and removal hole 21 is not thread pore structure, can be kept away Exempt from the thread damage in removal hole 21 during use, therefore service life is long, usage scenario can be more complicated, extracting tool When not in use, 63 end of spring catch can surround articulated shaft relative adjustment bar 8 and fold removal rod 7, make at this time in upper slot 82 Several removal rods 7 are located at 5 inside of stripping ring, in use, removal rod 7 is rotated and is unfolded around articulated shaft, post-tensioning spring catch 63, pressure The promotion of contracting spring 83 wears 84, make it is several wear 84 and be respectively cooperating on the articulated section 71 for being sleeved on several disassembly mechanisms, and make dismounting Bar 7 is coaxially relatively fixed with adjusting rod 8, therefore facilitates expansion or storage removal rod 7, therefore use is very convenient, and is being ensured Regulation ring 6 stablize it is fixed in the case of, without on all interstage sleeves 62 be arranged spring catch 63, it is only necessary in one to two interstage sleeves 62 Upper setting spring catch 63, with more convenient operation；Stripping ring 5 is held later, and the connecting rod 74 of several disassembly mechanisms is matched respectively It attaches together into several removal holes 21, so that fixed link 73 is integrally located at 2 lower section of lid, and stripping ring 5 is rotated around 2 axis of lid, make Removal rod 7 is against on 21 length direction side hole wall of removal hole, and fixed link 73 is made to be aligned with fixing groove 22, is pulled up stripping ring 5, is made The cooperation of fixed link 73 presses closing piece 3 in fixing groove 22 on 73 top of fixed link, limited block 1 is made to slide into limiting slot one 32 bottom ends make 4 outer end of locking bar be detached with locked groove 12, and in lockhole 23, and opposite stripping ring 5 moves down regulation ring 6, makes interstage sleeve 62 Bottom end, which is adjacent to, to be against on 2 top surface of lid, and in 63 end part aligning of spring catch and embedded lower slot 72, and makes 62 bottom end of interstage sleeve and company Extension bar 74 is clamped on 2 both sides of lid, you can so that extracting tool is relatively fixed with lid 2, is held stripping ring 5 later and from well seat The lid 2 is dismantled on 1；And when installation lid 2, lid is dismantled without deliberately positioning lid 2, while using extracting tool After 2, oppositely positioned stripping ring 5, at this time stripping ring 5 be supported on 11 top surface of baffle ring, 1 inner wall of well seat to stripping ring 5 formed stop, Protective action is played to well seat 1 using stripping ring 5 later, and warning line can be placed in outer.

A kind of assembly and disassembly methods of the municipal well lid detaching structure of safety, including dismounting well lid method and installation well lid method,

Dismantling well lid method is：Removal rod 7 is rotated and be unfolded around articulated shaft successively, keeps removal rod 7 and adjusting rod 8 coaxial Alignment setting, post-tensioning spring catch 63 make 63 end of spring catch be detached with upper slot 82, and the promotion of compressed spring 83 wears 84, makes limit Position block 2 85 is moved to 2 81 bottom end of limiting slot, and makes several to wear 84 and be respectively cooperating with the articulated section 71 for being sleeved on several disassembly mechanisms On, so that removal rod 7 is coaxially relatively fixed with adjusting rod 8, hold stripping ring 5, the connecting rod 74 of several disassembly mechanisms is matched respectively It attaches together into several removal holes 21, removal rod 7 and fixed link 73 are bonded 21 length direction both sides hole wall sliding of removal hole and stretch into respectively In removal hole 21, so that fixed link 73 is integrally located at 2 lower section of lid, and limited using limiting plate 91, torn open around the rotation of 2 axis of lid Ring 5 is unloaded, so that removal rod 7 is against on 21 length direction side hole wall of removal hole, so that fixed link 73 is aligned with fixing groove 22, pull-up is torn open Ring 5 is unloaded, makes the cooperation of fixed link 73 in fixing groove 22, and press closing piece 3 on 73 top of fixed link, limited block 1 is made to slide into One 32 bottom end of limiting slot makes 4 outer end of locking bar be detached with locked groove 12, and in lockhole 23, and opposite stripping ring 5 moves down regulation ring 6, Make 62 bottom end of interstage sleeve be adjacent to be against on 2 top surface of lid, in 63 end part aligning of spring catch and embedded lower slot 72, and makes 62 bottom of interstage sleeve End and connecting rod 74 are clamped on 2 both sides of lid, and extracting tool are made to be relatively fixed with lid 2, hold later stripping ring 5 and from Lid 2 is dismantled on well seat 1；

Installing well lid method is：It holds stripping ring 5 and lid 2 is packed into well seat 1, post-tensioning spring catch 63, and upper transposition Ring 6 is saved, stripping ring 5 is rotated around 2 axis of lid, so that removal rod 7 is against on 21 length direction other side hole wall of removal hole, make company Extension bar 74 is aligned with removal hole 21, pulls up stripping ring 5, so that connecting rod 74 is removed out of removal hole 21, to be torn open out of removal hole 21 Disassembly mechanism is unloaded, moves up regulation ring 6 in place, so that the promotion of interstage sleeve 62 is worn 84 and moves up, and 63 end of spring catch is made to be embedded in upper slot In 82, and removal rod 7 is folded around articulated shaft relative adjustment bar 8, several removal rods 7 is made to be located at 5 inside of stripping ring.

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, locked groove 12, lid 2, removal hole 21, fixing groove 22, lockhole is used more herein 23, return spring 24, closing piece 3, bar slot 31, limiting slot 1, locking bar 4, limited block 1, stripping ring 5, upper connecting base 51, wear Hole 52, lower connecting base 61, interstage sleeve 62, spring catch 63, baffle 64, removal rod 7, articulated section 71, lower slot 72, is fixed at regulation ring 6 Bar 73, adjusting rod 8, limiting slot 2 81, upper slot 82, compressed spring 83, wears 84, limited block 2 85, connecting plate at connecting rod 74 9, the terms such as limiting plate 91, connector sleeve 92, but it does not preclude the possibility of using other terms.The use of these terms is only to be More easily describe and explain the essence of the present invention；Being construed as any one of the additional limitations all is and present invention essence What god disagreed.

Claims (9)

1. a kind of municipal well lid detaching structure of safety, including well lid and the extracting tool for dismounting well lid, the well lid packet The circular plate lid (2) for including circular ring shape well seat (1) and being located in well seat (1), it is characterised in that：Described well seat (1) inner wall Equipped with annular baffle ring (11), baffle ring (11) top surface is less than well seat (1) top surface, and well seat vertical with well seat (1) inner wall, described (1) inner wall is coaxially provided with one of annular lock groove (12), and the lid (2) is equipped with several through lid (2) top and bottom Removal hole (21), lid (2) bottom surface be equipped with several circular groove shape fixing grooves (22), several removal holes (21) and several fixing grooves (22) it is angularly distributed on lid (2) using lid (2) axis as axis, the removal hole (21) depth direction and lid (2) Axis is parallel, and removal hole (21) width direction has the both sides hole wall being mutually parallel, removal hole (21) length direction both sides hole wall For arc-shaped structure, the fixing groove (22) axis is parallel with lid (2) axis, and fixing groove (22) slot diameter and removal hole (21) of same size, embedded with cylinder closing piece (3), the closing piece (3) outer wall is set for activity cooperation in the fixing groove (22) There are one of bar slot (31), bar slot (31) cell wall to be equipped with limiting slot one (32), limiting slot one (32) length direction and closing piece (3) axis It is arranged in angle, is located at the rod lock of fixing groove (22) cell wall and lid (2) outer wall in the lid (2) equipped with both ends Hole (23), lockhole (23) axis are radially arranged along lid (2) radial direction and fixing groove (22), and are fixing groove (22) cell wall and lid (2) outer wall the shortest route, the lockhole (23) interior activity are equipped with locking bar (4), and locking bar (4) inner end is located on bar slot (31), And it is fixed with the limited block one (41) being slidably disposed on limiting slot one (32), further include being located in fixing groove (22), and both ends are divided The return spring (24) not offseted with fixing groove (22) top and closing piece (3) top；

Described lid (2) cooperation is placed in well seat (1), and lid (2) outer wall is bonded with well seat (1) inner wall, lid (2) top surface and Well seat (1) top surface is aligned, and lid (2) bottom surface is against on baffle ring (11) top surface, and removal hole (21) and fixing groove (22) project and Baffle ring (11) shifts to install, and the return spring (24) pushes closing piece (3), and limited block one (41) is made to be located at limiting slot one (32) Top, and lid (2) outer wall is stretched out in locking bar (4) outer end, and in locked groove (12)；

The extracting tool includes the rod-shaped stripping ring of circular ring shape (5) and regulation ring (6) of coaxial arrangement, stripping ring (5) diameter Less than well seat (1) internal diameter and it is more than baffle ring (11) internal diameter, it is several along being respectively fixed in the interior edge of stripping ring (5) and regulation ring (6) Upper connecting base (51) and several lower connecting bases (61), upper connecting base (51) is equipped with poroid perforation (52), on lower connecting base (61) Further include several disassembly mechanisms equipped with shell-like interstage sleeve (62), disassembly mechanism includes bar diameter circle identical with fixing groove (22) slot Rod-shaped removal rod (7) and adjusting rod (8), adjusting rod (8) bottom end and removal rod (7) top are respectively equipped with hinged by articulated shaft Articulated section (71), adjusting rod (8) top pass through interstage sleeve (62), and are threaded through in perforation (52), and fixed with upper connecting base (51), And adjusting rod (8) axis is parallel with stripping ring (5) axis, further includes being actively set on adjusting rod (8) to wear (84), wears (84) inner wall and adjusting rod (8) bar wall are equipped with mutually matched limited block two (85) and limiting slot two (81), and described arbitrary two A lower connecting base (61) is equipped with pin hole, and pin hole inner end is located on interstage sleeve (62) inner wall, further includes the spring being connected in pin hole It sells (63), spring catch (63) includes the pin being threaded through in pin hole, and pin rear end is connected with pin hole outer end and is sleeved on pin Extension spring, the adjusting rod (8) is equipped with upper slot (82), and spring catch (63) end is interior embedded in upper slot (82), and Make interstage sleeve (62) bottom end be spaced with articulated section (71) to be arranged, and regulation ring (6) is relatively fixed with adjusting rod (8), and limits at this time Block two (85) is located at limiting slot two (81) top, further includes the compressed spring (83) being sleeved on adjusting rod (8), compressed spring (83) Promotion wears (84), makes to wear (84) bottom end and is against interstage sleeve (62) top top, and can surround articulated shaft relative adjustment bar (8) and roll over Folded removal rod (7), makes several removal rods (7) be located on the inside of stripping ring (5)；

The disassembly mechanism further includes bar diameter fixed link (73) identical with removal rod (7) bar diameter, fixed link (73) axis with Removal rod (7) axis is parallel, and fixed link (73) is connect with removal rod (7) bottom end by connecting rod (74), connecting rod (74) bar diameter Identical as removal rod (7) bar diameter, the removal rod (7) is equipped with lower slot (72)；

And removal rod (7) can be rotated and is unfolded around articulated shaft successively, so that removal rod (7) is arranged with adjusting rod (8) co-axially align, And energy post-tensioning spring catch (63), so that spring catch (63) end is detached with upper slot (82), and compressed spring (83) promotion is worn (84), limited block two (85) is made to be moved to limiting slot two (81) bottom end, and make it is several wear (84) and be respectively cooperating be sleeved on several tear open On the articulated section (71) of release mechanism, and make removal rod (7) and adjusting rod (8) is coaxial is relatively fixed, and stripping ring (5) can be held, The connecting rod (74) of several disassembly mechanisms is respectively cooperating with and is packed into several removal holes (21), and removal rod (7) and fixed link (73) The sliding of fitting removal hole (21) length direction both sides hole wall is stretched into removal hole (21) respectively, and fixed link (73) is made to be integrally located at lid Below body (2), and lid (2) axis rotation stripping ring (5) can be surrounded, removal rod (7) is made to be against removal hole (21) length direction On the hole wall of side, and fixed link (73) is made to be aligned with fixing groove (22), and stripping ring (5) can be pulled up, fixed link (73) is made to coordinate In fixing groove (22), and closing piece (3) is pressed on fixed link (73) top, limited block one (41) is made to slide into limiting slot one (32) Bottom end makes locking bar (4) outer end be detached with locked groove (12), and in lockhole (23), and the opposite stripping ring (5) of energy moves down regulation ring (6), make interstage sleeve (62) bottom end be adjacent to be against on lid (2) top surface, and spring catch (63) end part aligning and embedded lower slot (72) It is interior, and interstage sleeve (62) bottom end and connecting rod (74) is made to be clamped on lid (2) both sides, and keep extracting tool opposite with lid (2) It is fixed, and stripping ring (5) can be held and dismantle the lid (2) from well seat (1).

2. the municipal well lid detaching structure of a kind of safety according to claim 1, it is characterised in that：Further include outer diameter and baffle ring (11) the identical circular ring shape plate-like webs (9) of internal diameter, circular ring shape plate limiting plate (91) and circle shell-like connector sleeve (92), connection Plate (9) outer and limiting plate (91) outer are fixed with connector sleeve (92) top and bottom end respectively, and connecting plate (9) is coaxially fixed on lid On body (2) bottom surface, and the removal hole (21) is located at along depth direction projection on limiting plate (91).

3. the municipal well lid detaching structure of a kind of safety according to claim 2, it is characterised in that：Described interstage sleeve (62) bottom End is fixed with baffle (64), and when spring catch (63) end is interior embedded in lower slot (72), the baffle (64) is tightly attached to lid On body (2) top surface.

4. the municipal well lid detaching structure of a kind of safety according to claim 3, it is characterised in that：The fixing groove (22) Notch has fillet or chamfering, and when limited block one (41) is located at limiting slot one (32) top, and the closing piece (3) bottom end is high In fixing groove (22) notch height.

5. the municipal well lid detaching structure of a kind of safety according to claim 4, it is characterised in that：The fixed link (73) It is that removal rod (7) bottom end is integrally bent to form with connecting rod (74).

6. the municipal well lid detaching structure of a kind of safety according to claim 5, it is characterised in that：The removal rod (7) It is equipped with several lower slots (72) being axially distributed along removal rod (7).

7. the municipal well lid detaching structure of a kind of safety according to claim 6, it is characterised in that：Described wears on (84) It is bolted with bolt, and bolt end is interior embedded in limiting slot two (81), and forms the limited block two (85).

8. the municipal well lid detaching structure of a kind of safety according to claim 7, it is characterised in that：The limiting plate (91) Top surface inclined plane shape in a ring, and outer height higher than interior along height.

9. a kind of assembly and disassembly methods of the municipal well lid detaching structure of safety according to any one of claims 8, it is characterised in that：Including dismantling well Lid method and installation well lid method,

Dismantling well lid method is：Removal rod (7) is rotated and be unfolded around articulated shaft successively, keeps removal rod (7) same with adjusting rod (8) Axis alignment setting, post-tensioning spring catch (63) make spring catch (63) end be detached with upper slot (82), and compressed spring (83) promotion is worn Cover (84), so that limited block two (85) is moved to limiting slot two (81) bottom end, and make it is several wear (84) be respectively cooperating be sleeved on it is several On the articulated section (71) of disassembly mechanism, make removal rod (7) and adjusting rod (8) is coaxial is relatively fixed, hold stripping ring (5), if will The connecting rod (74) of dry disassembly mechanism, which is respectively cooperating with, is packed into several removal holes (21), and removal rod (7) and fixed link (73) are pasted respectively It closes the sliding of removal hole (21) length direction both sides hole wall to stretch into removal hole (21), fixed link (73) is made to be integrally located at lid (2) Lower section, and limited using limiting plate (91), around lid (2) axis rotation stripping ring (5), removal rod (7) is made to be against removal hole (21) on the hole wall of length direction side, fixed link (73) is made to be aligned with fixing groove (22), pull-up stripping ring (5) makes fixed link (73) cooperation is in fixing groove (22), and closing piece (3) is pressed on fixed link (73) top, and limited block one (41) is made to slide into limit Slot one (32) bottom end makes locking bar (4) outer end be detached with locked groove (12), and in lockhole (23), transposition under opposite stripping ring (5) Ring (6) is saved, so that interstage sleeve (62) bottom end is adjacent to and is against on lid (2) top surface, spring catch (63) end part aligning and embedded lower slot (72) in, and interstage sleeve (62) bottom end and connecting rod (74) is made to be clamped on lid (2) both sides, and makes extracting tool and lid (2) It is relatively fixed, holds stripping ring (5) later and dismantles the lid (2) from well seat (1)；

Installing well lid method is：It holds stripping ring (5) and lid (2) is packed into well seat (1), post-tensioning spring catch (63), and on Regulation ring (6) is moved, around lid (2) axis rotation stripping ring (5), so that removal rod (7) is against removal hole (21) length direction another On the hole wall of side, connecting rod (74) is made to be aligned with removal hole (21), pull-up stripping ring (5) makes connecting rod (74) from removal hole (21) it is removed in, to dismantle disassembly mechanism out of removal hole (21), moves up regulation ring (6) in place, interstage sleeve (62) promotion is made to wear (84) it moves up, and makes spring catch (63) end in upper slot (82), and dismounting is folded around articulated shaft relative adjustment bar (8) Bar (7) makes several removal rods (7) be located on the inside of stripping ring (5).