CN208604635U - A kind of easy-to-use municipal well lid detaching structure - Google Patents

Abstract

The utility model provides a kind of easy-to-use municipal well lid detaching structure, belongs to municipal works apparatus field.It solves the problems, such as existing well lid dismounting trouble.This easy-to-use municipal well lid detaching structure includes well lid and extracting tool, well lid includes well seat and lid, baffle ring is equipped in well seat, baffle ring inner wall is equipped with locked groove, lid is equipped with removal hole, further includes connecting plate, limit plate and connector sleeve, further includes latch gear, latch gear includes key seat and the perforation on connector sleeve, further includes U-shaped pin；Extracting tool includes stripping ring, stripping ring includes strut and barre, strut is connected with barre by slide bar, it further include disassembly mechanism, disassembly mechanism includes removal rod and adjusting rod, and adjusting rod bottom end and removal rod top are hinged, it further include the sliding sleeve covered on slide bar, adjusting rod top is fixed with sliding sleeve outer wall, further includes the upper compressed spring covered on slide bar, further includes rear end and removal rod bottom end fixed link connected vertically.This manhole cover anti-theft is good and convenient for disassembly and assembly.

Description

A kind of easy-to-use municipal well lid detaching structure

Technical field

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

Background technique

Existing well lid generally utilizes extracting tool pull-up to open, and disassembly difficulty is low, causes anti-theft performance poor, while well lid exists When maintenance, 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 cooperates fixed lid, disassembly using the card slot of steel plate and well seat inner wall in lid bottom by pin shaft junction steel plate When, removal rod is screwed on removal hole, and removal rod is made to push cover board, rotates steel plate around pin shaft, 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 screw thread of removal hole be easy fail in compression or by Corrosion and damage, it is extremely difficult to keep complete, removal rod can not be coupled 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, after lid is mounted on well seat can not location and installation lid, cause card slot that can not successively cooperate 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 improve.

Summary of the invention

The purpose of this utility model is for the above-mentioned problems in the prior art, and it is more preferable to provide a kind of anti-theft, Use occasion is wider, easy-to-use municipal well lid detaching structure more convenient to use.

The purpose of this utility model can be realized by the following technical scheme: a kind of easy-to-use municipal well lid detaching structure, packet Include well lid and the extracting tool for dismounting well lid, the well lid includes circular ring shape well seat and the circular plate that is located in well seat Lid, it is characterised in that: the well seat inner wall is equipped with annular baffle ring, and baffle ring top surface is lower than well seat top surface, and with well seat inner wall Vertically, the baffle ring inner wall is coaxially provided with one of annular lock groove, and the lid is equipped with several through lid top surface and bottom The removal hole in face, disassembly hole number is even number, and several removal holes are angularly distributed on lid using lid axis as axis, disassembly Hole depth direction is parallel with lid axis, and removal hole length direction is arranged radially along lid, further includes outer diameter and baffle ring internal diameter phase Same circular ring shape plate-like webs, circular ring shape plate limit plate and circle shell-like connector sleeve, connecting plate outer and limit plate outer are divided It is not fixed with connector sleeve top and bottom end, connecting plate is coaxially fixed on lid bottom surface, further includes successively right with several removal holes Several latch gears that should be arranged, latch gear include two key seats being fixed on limit plate top surface and are located on connector sleeve Two perforation, further include U-shaped pin, U-shaped pin includes that two pin rods being parallel to each other and both ends are solid with two pin rod rear ends respectively Fixed connecting rod, activity is threaded through on two key seats two pin rods respectively, and two pin rod front ends are threaded through two perforation respectively It is interior, it is fixed with retaining ring on the pin rod, further includes covering on pin rod, and both ends are answered with what is offseted on front side of retaining ring and key seat respectively Position spring, the removal hole are located on limit plate along depth direction projection, and are located between two pin rods；

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 the connector sleeve outer wall is bonded with baffle ring inner wall, and the reset spring pushes Retaining ring is against connecting rod both ends respectively on rear side of two key seats, and two pin rod front ends are pierced by perforate and respectively embedded in lock respectively In slot；

The extracting tool includes the rod-shaped stripping ring of closed loop configuration, and stripping ring includes several curved rods of coaxial arrangement Strut and curved rod barre, strut diameter are less than well seat internal diameter and are greater than baffle ring internal diameter, and shank diameter is less than baffle ring internal diameter, support Bar one end is connected with barre one end by the direct rod shape slide bar being arranged radially along strut, further includes several disassembly mechanisms, demountor Structure includes bar diameter and removal hole round bar shape removal rod and adjusting rod of same size, and adjusting rod bottom end and removal rod top are set respectively There is the articulated section hinged by articulated shaft, further includes sliding sleeve of the sliding sleeve on slide bar, adjusting rod top is fixed with sliding sleeve outer wall, And adjusting rod length direction is parallel with strut axis, and can fold removal rod around articulated shaft, is located at removal rod in stripping ring Side, the sliding sleeve inner wall and slide bar bar wall are equipped with mutually matched limited block one and limiting slot one, further include covering on slide bar, And the upper compressed spring that both ends offset with sliding sleeve and adjacent barre one end respectively, and the upper compressed spring pushes sliding sleeve, Limited block one is set to be moved to one rear end of limiting slot, it further includes the pin being threaded through in pin hole that the sliding sleeve, which is equipped with pin hole, pin Extension spring is connected between sub- rear end and pin hole outer end, and slide bar is equipped with cotter way, further includes sliding sleeve on adjusting rod It wears, wears inner wall and adjusting rod bar wall is equipped with mutually matched limited block two and limiting slot two, further include covering on adjusting rod Lower compressed spring, lower compression both ends of the spring respectively with sliding sleeve and wear top and offset, further include bar diameter and disassembly hole width phase Together, and rear end and removal rod bottom end fixed link connected vertically, fixed pole length is identical as disassembly hole length, and fixed link is along supportting Bar is arranged radially, and strut axis is directed toward in front end.

After lid is mounted on well seat, since locked groove is the ring structure positioned at baffle ring inner wall, there is no need to deliberately position Lid plays anti-theft function using pin rod and locked groove cooperation, and removal hole is not thread pore structure, is avoided that use process Thread damage in middle removal hole, therefore long service life, usage scenario can be more complicated, and limit plate is arranged and tears open in installation Position-limiting action is played when unloading tool；Extracting tool when not in use, can fold removal rod around articulated shaft relative adjustment bar, make several Removal rod is located on the inside of stripping ring, in use, rotating and being unfolded removal rod around articulated shaft, lower compressed spring promotion wears, makes Engagement sleeves are worn on articulated section, and keep removal rod coaxially relatively fixed with adjusting rod, therefore facilitate expansion or storage removal rod, Therefore using very convenient, hold stripping ring later, fixed link fitted into removal hole, in place after first move with lid axis Symmetrical two sliding sleeves make corresponding fixed link front end push connecting rod, and make to make pin rod front end and lock in pin insertion cotter way Slot separation, pushes other sliding sleeves, and fix using pin and cotter way one by one later, and extracting tool and lid can be made quickly solid It is fixed, stripping ring is held later and dismantles lid from well seat；Therefore extracting tool structure is simple, easy to operate, and installs lid When, without deliberately positioning lid, while using extracting tool disassembly lid after, oppositely positioned stripping ring, strut supports at this time On baffle ring top surface, well seat inner wall, which forms strut, to be stopped, and plays protective action to well seat using stripping ring later, and can It to place warning line in outer, and can use barre as handrail, to go into the well on facilitating, therefore dismantle ring structure design very It is ingenious.

In the above-mentioned easy-to-use municipal well lid detaching structure of one kind, the fixed link is removal rod bottom end one bent At.

Therefore structure is simpler, and stability is higher.

In the easy-to-use municipal well lid detaching structure of above-mentioned one kind, the sliding sleeve and wears and is bolted with bolt respectively, And corresponding bolt end is embedded in respectively in limiting slot one and limiting slot two, and forms the limited block one and limited block two.

Therefore extracting tool convenient for assembly.

In the above-mentioned easy-to-use municipal well lid detaching structure of one kind, there is anti-skid chequer on the barre bar wall.

The convenient handrail that is used as uses.

In the above-mentioned easy-to-use municipal well lid detaching structure of one kind, the pin axis is vertically arranged with strut axis.

It avoids impacting oppositely positioned stripping ring.

A kind of assembly and disassembly methods of easy-to-use municipal well lid detaching structure, it is characterised in that: including disassembly well lid method and installation Well lid method,

Dismantle well lid method are as follows: removal rod is rotated and be unfolded around articulated shaft, sets removal rod with adjusting rod co-axially align It sets, lower compressed spring promotion is worn, and so that limited block two is moved to two bottom end of limiting slot, and make to wear engagement sleeves on articulated section, Keep removal rod coaxially relatively fixed with adjusting rod, hold stripping ring, the fixed link of several disassembly mechanisms is respectively cooperating with loading and is torn open Hole is unloaded, removal rod fitting removal hole apertura lateralis wall enters in removal hole, is displaced downwardly to fixed link bar wall and is against on limit plate, pass through cunning Bar and sliding sleeve, which cooperate towards lid, moves radially removal rod, and fixed link front end is made to push connecting rod, keeps retaining ring mobile towards key seat, works as pin When in son insertion cotter way, pin rod front end is separated with locked groove, and removal rod is against on the inside of removal hole on hole wall, and fixed link is clipped in limit Between plate and lid bottom surface, and extracting tool and lid are relatively fixed, hold stripping ring later and from well seat described in disassembly Lid；

Well lid method is installed are as follows: hold stripping ring and lid is packed into well seat, post-tensioning pin, and pass through slide bar and sliding sleeve Cooperation moves radially removal rod towards lid, is aligned fixed link with removal hole, pulls up stripping ring, moves fixed link out of removal hole Out, it to dismantle disassembly mechanism out of removal hole, moves up and wears, and fold removal rod around articulated shaft relative adjustment bar, make several Removal rod is located on the inside of stripping ring.

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

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

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 pin rod and locked groove cooperation, anti-theft effect is more preferable, and since locked groove is ring structure, Without location and installation lid.

4, whole expansion removal rod can be facilitated to use, or fold removal rod and stored, service efficiency is higher, and holds and tear open It is integrally moved down after unloading ring, and by the mobile fixed link of moving sliding sleeve, pin rod can be made to separate with locked groove, and make extracting tool and lid It is quickly fixed.

Detailed description of the invention

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

Fig. 2 and Fig. 3 is the partial enlarged view of Fig. 1 respectively.

Fig. 4 is that latch gear and extracting tool cooperate lateral partial sectional view.

Fig. 5 is stripping ring top view.

Fig. 6 is the partial enlarged view of Fig. 5.

Fig. 7 is that connecting plate and latch gear cooperate top view.

Fig. 8 is lid top view.

In figure,

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

2, lid；21, removal hole；

3, connecting plate；31, limit plate；32, connector sleeve；33, it perforates；

4, key seat；41, pin rod；42, connecting rod；43, retaining ring；44, reset spring；

5, stripping ring；51, strut；52, barre；53, slide bar；54, limiting slot one；55, upper compressed spring；

6, sliding sleeve；61, limited block one；62, pin；63, extension spring；

7, removal rod；71, articulated section；72, fixed link；

8, adjusting rod；81, limiting slot two；82, lower compressed spring；

9, it wears；91, limited block two.

Specific embodiment

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

As shown in figures 1-8, a kind of easy-to-use municipal well lid detaching structure of the utility model, including well lid and for dismounting well lid Extracting 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 are lower than 1 top surface of well seat, and vertical with 1 inner wall of well seat, and 11 inner wall of baffle ring is coaxially provided with one of ring lock Slot 12, lid 2 are equipped with several removal holes 21 through 2 top and bottom of lid, and 21 quantity of removal hole is even number, and several is torn open It unloads hole 21 to be angularly distributed on lid 2 using 2 axis of lid as axis, 21 depth direction of removal hole is parallel with 2 axis of lid, tears open 21 length direction of hole is unloaded to be arranged radially along lid 2, further include outer diameter circular ring shape plate-like webs 3 identical with 11 internal diameter of baffle ring, Circular ring shape plate limit plate 31 and circle shell-like connector sleeve 32,3 outer of connecting plate and 31 outer of limit plate are pushed up with connector sleeve 32 respectively End and bottom end are fixed, and connecting plate 3 is coaxially fixed on 2 bottom surface of lid, further includes being corresponding in turn to setting with several removal holes 21 Several latch gears, latch gear include two key seats 4 being fixed on 31 top surface of limit plate and on connector sleeve 32 Two perforation 33, further include U-shaped pin, U-shaped pin includes two pin rods 41 being parallel to each other and both ends respectively and after two pin rods 41 Fixed connecting rod 42 is held, activity is threaded through on two key seats 4 two pin rods 41 respectively, and two 41 front ends of pin rod are worn respectively Two perforation 33 in, retaining ring 43 is fixed on pin rod 41, further include cover on pin rod 41, and both ends respectively with retaining ring 43 and pin The reset spring 44 that 4 front side of seat offsets, removal hole 21 is located on limit plate 31 along depth direction projection, and is located at two pin rods Between 41；

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 32 outer wall of connector sleeve is bonded with 11 inner wall of baffle ring, and reset spring 44 pushes gear Circle 43 makes 42 both ends of connecting rod be against two key seats, 4 rear side respectively, and two 41 front ends of pin rod are pierced by perforation 33 and difference respectively In locked groove 12；

Extracting tool includes the rod-shaped stripping ring 5 of closed loop configuration, and stripping ring 5 includes several curved rod struts of coaxial arrangement 51 and curved rod barre 52,51 diameter of strut is less than 1 internal diameter of well seat and is greater than 11 internal diameter of baffle ring, and 52 diameter of barre is less than baffle ring 11 internal diameters, 51 one end of strut and 52 one end of barre are connected by the direct rod shape slide bar 53 being arranged radially along strut 51, if further including Dry disassembly mechanism, disassembly mechanism include bar diameter and removal hole 21 round bar shape removal rod 7 and adjusting rod 8 of same size, adjusting rod 8 bottom ends and 7 top of removal rod are respectively equipped with the articulated section 71 hinged by articulated shaft, further include sliding sleeve on slide bar 53 Sliding sleeve 6,8 top of adjusting rod are fixed with 6 outer wall of sliding sleeve, and 8 length direction of adjusting rod is parallel with 51 axis of strut, and can be around hinge Spindle folds removal rod 7, and removal rod 7 is made to be located at 5 inside of stripping ring, and 6 inner wall of sliding sleeve and 53 bar wall of slide bar are equipped with mutually matched Limited block 1 and limiting slot 1, further include cover on slide bar 53, and both ends respectively with sliding sleeve 6 and adjacent 52 one end of barre The upper compressed spring 55 to offset, and upper compressed spring 55 pushes sliding sleeve 6, and limited block 1 is made to be moved to one 54 rear end of limiting slot, Sliding sleeve 6 is equipped with pin hole, further includes the pin 62 being threaded through in pin hole, is connected with stretching between 62 rear end of pin and pin hole outer end Spring 63, and slide bar 53 is equipped with cotter way, further includes that sliding sleeve wears 9 on adjusting rod 8, wears 8 bar of 9 inner walls and adjusting rod Wall is equipped with mutually matched limited block 2 91 and limiting slot 2 81, further includes the lower compressed spring 82 covered on adjusting rod 8, pushes 82 both ends of contracting spring respectively with sliding sleeve 6 and wear 9 tops and offset, further include that bar diameter and removal hole 21 are of same size, and rear end with 7 bottom end of removal rod fixed link 72 connected vertically, 72 length of fixed link is identical as 21 length of removal hole, and fixed link 72 is along strut 51 are arranged radially, and 51 axis of strut is directed toward in front end.

Further, fixed link 72 is that 7 bottom end of removal rod is integrally bent to form.Sliding sleeve 6 and wearing is bolted with respectively on 9 Bolt, and corresponding bolt end is embedded in respectively in limiting slot 1 and limiting slot 2 81, and forms limited block 1 and limit Block 2 91.There is anti-skid chequer on 52 bar wall of barre.62 axis of pin is vertically arranged with 51 axis of strut.

After lid 2 is mounted on well seat 1, since locked groove 12 is the ring structure positioned at 11 inner wall of baffle ring, there is no need to carve Meaning positioning lid 2 plays anti-theft function using pin rod 41 and the cooperation of locked groove 12, and removal hole 21 is not thread pore structure, It is avoided that the thread damage in use process in removal hole 21, therefore long service life, usage scenario can be more complicated, and sets It sets limit plate 31 and plays position-limiting action in mounting and dismounting tool；Extracting tool when not in use, can surround articulated shaft relative adjustment Bar 8 folds removal rod 7, so that several removal rods 7 is located at 5 inside of stripping ring, in use, rotating around articulated shaft and removal rod being unfolded 7, the lower promotion of compressed spring 82 wears 9, makes to wear 9 engagement sleeves on articulated section 71, and make removal rod 7 and the coaxial phase of adjusting rod 8 To fixation, therefore facilitate expansion or storage removal rod 7, therefore use is very convenient, stripping ring 5 is held later, by fixed link 72 Fit into removal hole 21, in place after first move two sliding sleeves 6 with 2 axisymmetrical of lid, make corresponding 72 front end of fixed link Connecting rod 42 is pushed, and is embedded in pin 62 in cotter way, 41 front end of pin rod is separated with locked groove 12, pushes other one by one later Sliding sleeve 6, and fixed using pin 62 with cotter way, extracting tool and lid 2 can be made quickly fixed, hold stripping ring 5 later simultaneously Lid 2 is dismantled from well seat 1；Therefore extracting tool structure is simple, easy to operate, and when installing lid 2, without deliberately positioning Lid 2, while after utilization extracting tool disassembly lid 2, oppositely positioned stripping ring 5, strut 51 is supported on 11 top surface of baffle ring at this time On, 1 inner wall of well seat, which forms strut 51, to be stopped, and plays protective action to well seat 1 using stripping ring 5 later, and can be Warning line is placed in outer, and can use barre 52 as handrail, and to go into the well on facilitating, therefore the design of 5 structure of stripping ring is very It is ingenious.

A kind of assembly and disassembly methods of easy-to-use municipal well lid detaching structure, including disassembly well lid method and installation well lid method,

Dismantle well lid method are as follows: removal rod 7 is rotated and be unfolded around articulated shaft, makes removal rod 7 and 8 co-axially align of adjusting rod Setting, the promotion of lower compressed spring 82 wear 9, limited block 2 91 are made to be moved to 2 81 bottom end of limiting slot, and make to wear 9 engagement sleeves and exist On articulated section 71, keep removal rod 7 coaxial relatively fixed with adjusting rod 8, hold stripping ring 5, by the fixed link of several disassembly mechanisms 72 are respectively cooperating with loading removal hole 21, and removal rod 7 is bonded 21 apertura lateralis wall of removal hole and enters in removal hole 21, are displaced downwardly to fixed link 72 bar walls are against on limit plate 31, removal rod 7 are moved radially towards lid 2 by slide bar 53 and the cooperation of sliding sleeve 6, before making fixed link 72 End pushes connecting rod 42, keeps retaining ring 43 mobile towards key seat 4, and when pin 62 is embedded in cotter way, 41 front end of pin rod is divided with locked groove 12 From, and removal rod 7 is against on 21 inside hole wall of removal hole, fixed link 72 is clipped between 2 bottom surface of limit plate 31 and lid, and is dismantled Tool and lid 2 are relatively fixed, hold stripping ring 5 later and dismantle lid 2 from well seat 1；

Well lid method is installed are as follows: hold stripping ring 5 and lid 2 is packed into well seat 1, post-tensioning pin 62, and pass through slide bar 53 and the cooperation of sliding sleeve 6 towards lid 2 move radially removal rod 7, be aligned fixed link 72 with removal hole 21, pull up stripping ring 5, make to consolidate Fixed pole 72 is removed out of removal hole 21, to dismantle disassembly mechanism out of removal hole 21, is moved up and is worn 9, and is opposite around articulated shaft Adjusting rod 8 folds removal rod 7, and several removal rods 7 is made to be located at 5 inside of stripping ring.

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

Although well seat 1, baffle ring 11, locked groove 12, lid 2, removal hole 21, connecting plate 3, limit plate is used more herein 31, connector sleeve 32, perforation 33, key seat 4, pin rod 41, connecting rod 42, retaining ring 43, reset spring 44, stripping ring 5, strut 51, Bar 52, slide bar 53, limiting slot 1, upper compressed spring 55, sliding sleeve 6, limited block 1, pin 62, extension spring 63, removal rod 7, articulated section 71, fixed link 72, adjusting rod 8, limiting slot 2 81, lower compressed spring 82, wear the terms such as 9, limited block 2 91, But it does not exclude the possibility of using other terms.It is practical the use of these items is only for being more convenient to describe and explain Novel essence；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.

Claims (5)

1. a kind of easy-to-use municipal well lid detaching structure, the extracting tool including well lid and 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 lower than well seat (1) top surface, and baffle ring vertical with well seat (1) inner wall, described (11) 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), removal hole (21) quantity is even number, and several removal holes (21) are angularly distributed using lid (2) axis as axis On lid (2), removal hole (21) depth direction is parallel with lid (2) axis, and removal hole (21) length direction is along lid (2) diameter It further include outer diameter circular ring shape plate-like webs (3) identical with baffle ring (11) internal diameter, circular ring shape plate limit plate (31) to setting With circle shell-like connector sleeve (32), connecting plate (3) outer and limit plate (31) outer are solid with connector sleeve (32) top and bottom end respectively Fixed, connecting plate (3) is coaxially fixed on lid (2) bottom surface, further includes being corresponding in turn to the several of setting with several removal holes (21) Latch gear, latch gear include two key seats (4) being fixed on limit plate (31) top surface and are located on connector sleeve (32) Two perforation (33), further include U-shaped pin, U-shaped pin includes that two pin rods (41) being parallel to each other and both ends are sold with two respectively The fixed connecting rod (42) in bar (41) rear end, activity is threaded through on two key seats (4) two pin rods (41) respectively, and two pin rods (41) front end is threaded through respectively in two perforation (33), is fixed with retaining ring (43) on the pin rod (41), is further included covering in pin On bar (41), and the reset spring (44) that both ends offset with retaining ring (43) and key seat (4) front side respectively, the removal hole (21) It is located on limit plate (31) along depth direction projection, and is located between two pin rods (41)；

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 The alignment of well seat (1) top surface, lid (2) bottom surface is against on baffle ring (11) top surface, and connector sleeve (32) outer wall and baffle ring (11) inner wall is bonded, and the reset spring (44) pushes retaining ring (43), and connecting rod (42) both ends is made to be against two key seats respectively (4) rear side, and two pin rod (41) front ends are pierced by perforation (33) respectively and are embedded in locked groove (12) respectively；

The extracting tool includes the rod-shaped stripping ring of closed loop configuration (5), and stripping ring (5) includes several curved rods of coaxial arrangement Shape strut (51) and curved rod barre (52), strut (51) diameter are less than well seat (1) internal diameter and are greater than baffle ring (11) internal diameter, Bar (52) diameter is less than baffle ring (11) internal diameter, strut (51) one end and barre (52) one end by being arranged radially along strut (51) Direct rod shape slide bar (53) connection, further includes several disassembly mechanisms, and disassembly mechanism includes that bar diameter and removal hole (21) are of same size Round bar shape 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), further include sliding sleeve (6) of the sliding sleeve on slide bar (53), adjusting rod (8) top and sliding sleeve (6) outer wall are solid It is fixed, and adjusting rod (8) length direction is parallel with strut (51) axis, and can fold removal rod (7) around articulated shaft, makes removal rod (7) it is located on the inside of stripping ring (5), the sliding sleeve (6) inner wall and slide bar (53) bar wall are equipped with mutually matched limited block one (61) and limiting slot one (54), further include cover on slide bar (53), and both ends respectively with sliding sleeve (6) and adjacent barre (52) one The upper compressed spring (55) to offset is held, and the upper compressed spring (55) pushes sliding sleeve (6), is moved to limited block one (61) Limiting slot one (54) rear end, the sliding sleeve (6) are equipped with pin hole, further include the pin (62) being threaded through in pin hole, pin (62) it is connected between rear end and pin hole outer end extension spring (63), and slide bar (53) is equipped with cotter way, further includes that sliding sleeve exists (9) are worn on adjusting rod (8), (9) inner wall is worn and adjusting rod (8) bar wall is equipped with mutually matched limited block two (91) and limit Position slot two (81), further include the lower compressed spring (82) covered on adjusting rod (8), lower compressed spring (82) both ends respectively with sliding sleeve (6) it and wears (9) top and offsets, further include that bar diameter and removal hole (21) are of same size, and rear end is vertical with removal rod (7) bottom end The fixed link (72) of connection, fixed link (72) length is identical as removal hole (21) length, and fixed link (72) is along strut (51) diameter To setting, and strut (51) axis is directed toward in front end.

2. the easy-to-use municipal well lid detaching structure of one kind according to claim 1, it is characterised in that: the fixed link (72) It is integrally bent to form for removal rod (7) bottom end.

3. the easy-to-use municipal well lid detaching structure of one kind according to claim 2, it is characterised in that: the sliding sleeve (6) and It wears and is bolted with bolt on (9) respectively, and corresponding bolt end is embedded in respectively in limiting slot one (54) and limiting slot two (81), And form the limited block one (61) and limited block two (91).

4. the easy-to-use municipal well lid detaching structure of one kind according to claim 3, it is characterised in that: described barre (52) bar There is anti-skid chequer on wall.

5. the easy-to-use municipal well lid detaching structure of one kind according to claim 4, it is characterised in that: described pin (62) axis Line is vertically arranged with strut (51) axis.